CN101961534B - Alternated foam storage and proportion mixing device - Google Patents
Alternated foam storage and proportion mixing device Download PDFInfo
- Publication number
- CN101961534B CN101961534B CN201010505295XA CN201010505295A CN101961534B CN 101961534 B CN101961534 B CN 101961534B CN 201010505295X A CN201010505295X A CN 201010505295XA CN 201010505295 A CN201010505295 A CN 201010505295A CN 101961534 B CN101961534 B CN 101961534B
- Authority
- CN
- China
- Prior art keywords
- valve
- alternately
- valves
- close
- way electromagnetic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The invention discloses an alternated foam storage and proportion mixing device. The device comprises a constant-pressure foam storage container, two pressure foam tanks, a proportion mixer, a water supply pipe, a drain pipe, water inlet valves, a drain valve, a liquid outlet valve, a liquid feeding valve and a control unit; and at least one of the two water inlet valves, the drain valve, the liquid outlet valve and the liquid feeding valve is replaced by a control valve formed by connecting two alternated switching valve units in parallel or a control valve formed by connecting an alternated switching valve unit and an alternated switching two-position two-way electromagnetic valve unit in parallel. The alternated foam storage and proportion mixing device provided by the invention can automatically cut off a normally-open valve connected in series at the inlet or the outlet of an alternated switching electromagnetic valve when a valve on the alternated switching electromagnetic valve in the working alternated switching electromagnetic valve unit fails, and the spare alternated switching valve unit or the spare alternated switching two-position two-way electromagnetic valve still can work, so the working reliability of the alternated foam storage and proportion mixing device can be greatly improved.
Description
Technical field
The present invention relates to a kind of alternation type foam and store and proportion mixer, particularly relate to and a kind ofly the alternation type foam that alternative expression with function of automatically cutting off opens and closes electromagnetic valve unit is installed on it stores and proportion mixer.
Background technology
Disclosing a kind of alternation type foam as shown in Figure 1 in No. the 200620122213.2nd, the utility model patent of China stores and proportion mixer.This device comprises at least one normal pressure foam reservoir vessel 12, at least two pressure type foam tanks 1; 1a, at least one proportioner 2, feed pipe 8, drain pipe 9, water intaking valve 3,3a, draining valve 7,7a, liquid valve 4; 4a, charging valve 10,10a and not shown control module; Wherein normal pressure foam reservoir vessel 12 is through pipeline and pressure type foam tank 1, and 1a links to each other, and is used to pressure type foam tank 1, and 1a injects foam solution; Pressure type foam tank 1,1a links to each other with proportioner 2 through pipeline 5, is used for to proportioner 2 output foam solutions; Feed pipe 8 and pressure type foam tank 1,1a links to each other with proportioner 2, is used to these devices and supplies water; Discharging tube 9 is connected between proportioner 2 and the not shown froth fire extinguishing system, is used for the foam mixing liquid that mixes at proportioner 2 is offered froth fire extinguishing system; And water intaking valve 3,3a, draining valve 7,7a, liquid valve 4,4a and charging valve 10,10a then are installed in and are connected in normal pressure foam reservoir vessel 12, pressure type foam tank 1, on the respective line between 1a and the proportioner 2.This alternation type foam stores and the operation principle of proportion mixer is: under the control of above-mentioned control module; Normal pressure foam storage container 12 is alternately to two pressure type foam tanks 1; Inject foam solution among the 1a; Two pressure type foam tanks 1, the foam solution among the 1a alternately constantly flow into proportioner 2 again, in proportioner 2; Above-mentioned foam solution will mix with the water that is provided by feed pipe 8 and process foam mixing liquid, through drain pipe 9 above-mentioned foam mixing liquid offered froth fire extinguishing system then.Want to make this device can successfully accomplish the aforesaid operations process, just must guarantee the water intaking valve 3 of alternation in this device, 3a, draining valve 7; 7a, liquid valve 4; 4a and charging valve 10, any one valve among the 10a all can not block, and is inevitable and the accident that valve blocks occurs; Therefore, guarantee that it is crucial with proportion mixer that above-mentioned these valves can both normally move for whole alternation type foam storage.
Summary of the invention
In order to address the above problem, the object of the present invention is to provide a kind of alternation type foam that can increase substantially functional reliability to store and proportion mixer.
In order to achieve the above object, alternation type foam provided by the invention stores with proportion mixer and comprises at least one normal pressure foam reservoir vessel, at least two pressure type foam tanks, at least one proportioner, feed pipe, discharging tube, at least two water intaking valves, draining valve, liquid valve and charging valves and control module; Wherein normal pressure foam reservoir vessel links to each other with the pressure type foam tank through pipeline; The pressure type foam tank links to each other with proportioner through pipeline; Feed pipe links to each other with proportioner with the pressure type foam tank; Discharging tube is connected between proportioner and the froth fire extinguishing system; Water intaking valve, draining valve, liquid valve and charging valve then are installed on the respective line that is connected between normal pressure foam reservoir vessel, pressure type foam tank and the proportioner; In described two water intaking valves, draining valve, liquid valve and the charging valves at least one is to replace by two control valves that have the alternately open and close valve unit parallel connection of function of automatically cutting off and constitute or by an alternately open and close valve unit and the control valve that alternately opens and closes two two three-way electromagnetic valve parallel connections and constitute with function of automatically cutting off; Wherein alternately the open and close valve unit be by have limit switch and be installed on the pipeline alternately open and close two two three-way electromagnetic valves, be serially connected in the normally open valve that alternately opens and closes two two three-way electromagnetic valves inlets or exit with simultaneously with alternately open and close the delayer that two two three-way electromagnetic valves and normally open valve link to each other and constitute; Described pipeline is any pipeline that is connected between normal pressure foam reservoir vessel, pressure type foam tank and the proportioner.
Described delayer is electromagnetic type delayer or electronic type delayer.
Described normally open valve is two two three-way electromagnetic valves.
Describedly alternately open and close two two three-way electromagnetic valves and can replace by alternately opening and closing two-position three way magnetic valve.
Alternation type foam provided by the invention stores with proportion mixer and comprises at least one normal pressure foam reservoir vessel, at least two pressure type foam tanks, at least one proportioner, feed pipe, discharging tube, at least two water intaking valves, draining valve, liquid valve and charging valves and control module; Wherein normal pressure foam reservoir vessel links to each other with the pressure type foam tank through pipeline; The pressure type foam tank links to each other with proportioner through pipeline; Feed pipe links to each other with proportioner with the pressure type foam tank; Discharging tube is connected between proportioner and the froth fire extinguishing system; Water intaking valve, draining valve, liquid valve and charging valve then are installed on the respective line that is connected between normal pressure foam reservoir vessel, pressure type foam tank and the proportioner; In described two water intaking valves, draining valve, liquid valve and the charging valves at least one is to replace by two control valves that have the alternately open and close valve unit parallel connection of function of automatically cutting off and constitute or by an alternately open and close valve unit and the control valve that alternately opens and closes two two three-way electromagnetic valve parallel connections and constitute with function of automatically cutting off; Wherein alternately open and close the magnetic valve master unit and be by be installed on the pipeline alternately open and close two two three-way electromagnetic valves, be serially connected in the normally open valve that alternately opens and closes two two three-way electromagnetic valves inlets or exit with simultaneously with alternately open and close the hydraulic pressure signal control module that two two three-way electromagnetic valves and normally open valve link to each other and constitute; Described hydraulic pressure signal control module is made up of mechanical linkage point valve, water storage box and pressure switch or float switch; Wherein mechanical linkage point valve simultaneously with alternately open and close magnetic valve, pipeline and water storage box and link to each other, be used to keep watch on the valve position that alternately opens and closes magnetic valve; Pressure switch or float switch are arranged on the inside of water storage box, and join with normally open valve, are used to keep watch on fluid pressure size or water level height in the water storage box; Described pipeline is any pipeline that is connected between normal pressure foam reservoir vessel, pressure type foam tank and the proportioner.
Described normally open valve is two two three-way electromagnetic valves.
Describedly alternately open and close two two three-way electromagnetic valves and can replace by alternately opening and closing two-position three way magnetic valve.
Alternation type foam provided by the invention storage and proportion mixer be utilize and the control valve that constitute parallelly connected by two alternately open and close valve unit with function of automatically cutting off or by an alternately open and close valve unit with function of automatically cutting off and control valve that alternately opens and closes two two three-way electromagnetic valves parallel connections and constitute replace the alternation type foam of prior art store and proportion mixer at least one water intaking valve, draining valve, charging valve and/or liquid valve; So in a single day, the valve that alternately opens and closes on the magnetic valve in the electromagnetic valve unit that alternately opens and closes of work breaks down; Being serially connected in this normally open valve that alternately opens and closes electromagnetic valve entrance or exit will be by automatic cut-out; And therefore subsequent use alternately open and close valve unit or alternately open and close two two three-way electromagnetic valve endures can increase substantially the functional reliability of alternation type foam storage and proportion mixer.
Description of drawings
Fig. 1 is a kind of alternative expression storage and proportion mixer structural representation of prior art.
Fig. 2 is for alternately opening and closing the electromagnetic valve unit first example structure sketch map in alternative expression storage provided by the invention and the proportion mixer.
Fig. 3 alternately opens and closes two the two parallelly connected control valve that the constitutes first example structure sketch mapes in three-way electromagnetic valve unit in alternative expression provided by the invention storage and the proportion mixer by two.
Fig. 4 alternately opens and closes the parallelly connected control valve that the constitutes first example structure sketch map in two-position three way magnetic valve unit in alternative expression provided by the invention storage and the proportion mixer by two.
Fig. 5 is for alternately opening and closing the electromagnetic valve unit second example structure sketch map in alternative expression storage provided by the invention and the proportion mixer.
Fig. 6 alternately opens and closes two the two parallelly connected control valve that the constitutes second example structure sketch mapes in three-way electromagnetic valve unit in alternative expression provided by the invention storage and the proportion mixer by two.
Fig. 7 alternately opens and closes the parallelly connected control valve that the constitutes second example structure sketch map in two-position three way magnetic valve unit in alternative expression provided by the invention storage and the proportion mixer by two.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment alternation type foam storage provided by the invention is elaborated with proportion mixer.The parts identical with prior art adopt identical drawing reference numeral, and omit its detailed description of carrying out.
Embodiment 1:
Like Fig. 2,3 and shown in Figure 1; The storage of alternation type foam that present embodiment provides and proportion mixer comprise at least one normal pressure foam reservoir vessel 12, at least two pressure type foam tanks 1; 1a, at least one proportioner 2, feed pipe 8, discharging tube 9, at least two water intaking valves 3,3a, draining valve 7,7a, liquid valve 4; 4a and charging valve 10,10a and not shown control module; Wherein normal pressure foam reservoir vessel 12 is through pipeline and pressure type foam tank 1, and 1a links to each other, and is used to pressure type foam tank 1, and 1a injects foam solution; Pressure type foam tank 1,1a links to each other with proportioner 2 through pipeline 5, is used for to proportioner 2 output foam solutions; Feed pipe 8 and pressure type foam tank 1,1a links to each other with proportioner 2, is used to these devices and supplies water; Discharging tube 9 is connected between proportioner 2 and the not shown froth fire extinguishing system, is used for the foam mixing liquid that mixes at proportioner 2 is offered froth fire extinguishing system; And water intaking valve 3,3a, draining valve 7,7a, liquid valve 4,4a and charging valve 10,10a then are installed in and are connected in normal pressure foam reservoir vessel 12, pressure type foam tank 1, on the respective line between 1a and the proportioner 2; Described two water intaking valves 3; 3a, draining valve 7; 7a, liquid valve 4; 4a and charging valve 10, at least one among the 10a are the alternately open and close valve unit 11 that has function of automatically cutting off by two, 11a parallel connection and the control valve that constitutes or by an alternately open and close valve unit 11 with function of automatically cutting off with one alternately to open and close two two three-way electromagnetic valves 13 parallelly connected and control valve that constitute replaces; Open and close valve unit 11 alternately wherein, 11a be by have limit switch 3 and be installed on the pipeline 17 alternately open and close two two three-way electromagnetic valves 13, be serially connected in the normally open valve 14 that alternately opens and closes two two three-way electromagnetic valves, 13 inlets or exit with simultaneously with alternately open and close the delayer 4 that two two three-way electromagnetic valves 13 and normally open valve 14 link to each other and constitute; Described pipeline 17 is for being connected normal pressure foam reservoir vessel 12, pressure type foam tank 1, any pipeline between 1a and the proportioner 2.
Described delayer 4 can be the electromagnetic type delayer, also can be the electronic type delayer.
Described normally open valve 14 is two two three-way electromagnetic valves.
Described control valve working condition is following: at control valve is the alternately open and close valve unit 11 that has function of automatically cutting off by two, 11a parallel connection and under the situation about constituting, and following two the open and close valve unit 11 alternately of normal condition, 11a works simultaneously, and is subsequent use each other.At this moment; Replace open and close valve unit 11; The last limit switch 3 separately utilization of 11a is kept watch on the method that alternately opens and closes valve position on two two three-way electromagnetic valves 13 accordingly and is judged that this alternately opens and closes two two three-way electromagnetic valves 13 and whether breaks down, in case a certainly alternately open and close two two valve on the three-way electromagnetic valve 13 and break down, corresponding limit switch 3 will start coupled delayer 4; After one section time-delay; This delayer 4 will be to control signal of corresponding normally open valve 14 outputs cutting out it, thereby cut off the pipeline 17 at the place, alternately open and close valve unit of breaking down, and another alternately opens and closes electromagnetic valve unit and still can work on.
Be the alternately open and close valve unit 11 that has function of automatically cutting off by one at control valve with one alternately to open and close two two three-way electromagnetic valves 13 parallelly connected and under the situation about constituting; Alternately open and close valve unit 11 work under the normal condition, parallelly connected with it alternately to open and close two two three-way electromagnetic valves 13 subsequent use.In the case, break down in case alternately alternately open and close two two valve on the three-way electromagnetic valve 13 in the open and close valve unit 11, subsequent use alternately open and close two two three-way electromagnetic valves 13 again automatic/hand devote oneself to work.In addition, in order to reduce the subsequent use 13 pairs of alternately influences of open and close valve unit 11 of two two three-way electromagnetic valves that alternately open and close, can be on the subsequent use pipeline that alternately opens and closes two two three-way electromagnetic valves, 13 places manual normally closed transfer valve of manual work of series connection.Break down in case alternately alternately open and close two two valve on the three-way electromagnetic valve 13 in the open and close valve unit 11, can open transfer valve through manually or automatic mode, so that subsequent use two two three-way electromagnetic valves 13 that alternately open and close are devoted oneself to work.
The method of utilizing limit switch 3 to judge alternately to open and close two two three-way electromagnetic valves 13 whether to break down has following several kinds:
A. judge in the method for full close position with alternately opening and closing on two two three-way electromagnetic valves 13 valve:
Set and to open and close alternately that valve limit switch 3 when full close position is in closure state on two two three-way electromagnetic valves 13, limit switch 3 break off and closure state between change the time cycle Δ t that continued normally by designer's setting, such as about 1 minute.
If the closing time of limit switch 3 surpasses above-mentioned time cycle Δ t, judge that alternately opening and closing two two valve on the three-way electromagnetic valve 13 is stuck in the closed position; If surpass above-mentioned time cycle Δ t the turn-off time of limit switch 3, judge that alternately opening and closing two two valve on the three-way electromagnetic valve 13 is stuck in the centre position that standard-sized sheet or Fei Kaifei close.
B. judge in the method for open position with alternately opening and closing on two two three-way electromagnetic valves 13 valve:
Set and to open and close alternately that valve limit switch 3 when fully open position is in closure state on two two three-way electromagnetic valves 13, limit switch 3 break off and closure state between change the time cycle Δ t that continued normally by designer's setting, such as about 1 minute.
If the closing time of limit switch 3 surpasses above-mentioned time cycle Δ t, judge that alternately opening and closing two two valve on the three-way electromagnetic valve 13 is stuck in fully open position; If surpass above-mentioned time cycle Δ t the turn-off time of limit switch 3, judge that alternately opening and closing two two valve on the three-way electromagnetic valve 13 is stuck in the centre position that full cut-off or Fei Kaifei close.
C. judge in the method for fully open position and full close position with alternately opening and closing on two two three-way electromagnetic valves 13 valve:
Two limit switches 3 need be set in the case; Set a limit switch 3 that alternately opens and closes two two valve on the three-way electromagnetic valve 13 correspondence when fully open position and be in closure state; Valve another corresponding limit switch 3 when full close position is in closure state; The contact of two limit switches 3 is continuing to change between the closure state or between the state that combines the time cycle Δ t that continued normally by designer's setting, such as about 1 minute.
If the closing time corresponding to the limit switch 3 of valve fully open position surpasses above-mentioned time cycle Δ t, judge that alternately opening and closing two two valve on the three-way electromagnetic valve 13 is stuck in fully open position.If the closing time corresponding to another limit switch 3 of valve full close position surpasses above-mentioned time cycle Δ t, judge that alternately opening and closing two two valve on the three-way electromagnetic valve 13 is stuck in full close position.If all above above-mentioned time cycle Δ t, judge that alternately opening and closing two two valve on the three-way electromagnetic valve 13 is stuck in the centre position that Fei Kaifei closes the turn-off time of two limit switches 3.
In addition, as shown in Figure 4, for the simplification system, reduce cost, the available two-position three way magnetic valve that alternately opens and closes replaces above-mentioned two two three-way electromagnetic valves 13 that alternately open and close.Like Fig. 1, shown in Figure 4, with water intaking valve 3,3a is an example, and Ja is the inlet pipeline point of water intaking valve 3, and Ca is the outlet pipeline point of water intaking valve 3; Jb is the inlet pipeline point of water intaking valve 3a, and Cb is the outlet pipeline point of water intaking valve 3a.Its course of work is with above-mentioned alternately to open and close two two three-way electromagnetic valves 13 identical, therefore no longer narration here.
Embodiment 2:
Like Fig. 5,6 and shown in Figure 1, alternation type foam storage that present embodiment provides and normal pressure foam reservoir vessel 12, the pressure type foam tank 1 in the proportion mixer, 1a, proportioner 2, feed pipe 8, discharging tube 9, water intaking valve 3; 3a, draining valve 7; 7a, liquid valve 4,4a and charging valve 10, the setting of 10a and control module and the course of work are all identical with embodiment 1; Therefore no longer narration here; Different is two water intaking valves 3,3a, draining valve 7,7a, liquid valve 4; Among 4a and charging valve 10, the 10a at least one is the alternately open and close valve unit 20 that has function of automatically cutting off by two, 20a parallel connection and the control valve that constitutes or by an alternately open and close valve unit 20 with function of automatically cutting off with one alternately to open and close two two three-way electromagnetic valves 13 parallelly connected and control valve that constitute replaces; Wherein alternately open and close electromagnetic valve unit 20,20a be by be installed on the pipeline 17 alternately open and close two two three-way electromagnetic valves 13, be serially connected in the normally open valve 14 that alternately opens and closes two two three-way electromagnetic valves 13 inlet or exit with simultaneously with alternately open and close the hydraulic pressure signal control module that two two three-way electromagnetic valves 13 and normally open valve 14 link to each other and constitute; The hydraulic pressure signal control module is made up of mechanical linkage point valve 15, water storage box 16 and pressure switch or float switch 18; Valve on the wherein mechanical linkage point valve 15 with alternately open and close two the two valve mechanical connections on the three-way electromagnetic valve 13; And its import and export simultaneously with alternately open and close two two three-way electromagnetic valves 13, pipeline 17 and water storage box 16 and link to each other, be used to keep watch on the valve position that alternately opens and closes two two three-way electromagnetic valves 13; Pressure switch or float switch 18 are arranged on the inside of water storage box 16, and join with normally open valve 14, are used to keep watch on fluid pressure size or water level height in the water storage box 16; Described pipeline 17 is for being connected normal pressure foam reservoir vessel 12, pressure type foam tank 1, any pipeline between 1a and the proportioner 2.
Described normally open valve 14 is two two three-way electromagnetic valves.
Described control valve working condition is following: at control valve is the alternately open and close valve unit 20 that has function of automatically cutting off by two, 20a parallel connection and under the situation about constituting, and following two the open and close valve unit 20 alternately of normal condition, 20a works simultaneously, and is subsequent use each other.At this moment; In case a certainly alternately open and close two two valve on the three-way electromagnetic valve 13 and break down; Coupled mechanical linkage point valve 15 is injected the liquid in the pipeline 17 immediately in water storage box 16, when treating that liquid in the water storage box 16 reach some or height, pressure switch or float switch 18 will move and close normally open valve 14; Thereby cut off the pipeline 17 at the place, alternately open and close valve unit break down, and another alternately opens and closes electromagnetic valve unit and still can work on.
Be the alternately open and close valve unit 20 that has function of automatically cutting off by one at control valve with one alternately to open and close two two three-way electromagnetic valves 13 parallelly connected and under the situation about constituting; Alternately open and close valve unit 20 work under the normal condition, parallelly connected with it alternately to open and close two two three-way electromagnetic valves 13 subsequent use.In the case, break down in case alternately alternately open and close two two valve on the three-way electromagnetic valve 13 in the open and close valve unit 20, subsequent use alternately open and close two two three-way electromagnetic valves 13 again automatic/hand devote oneself to work.In addition, in order to reduce the subsequent use 13 pairs of alternately influences of open and close valve unit 20 of two two three-way electromagnetic valves that alternately open and close, can be on the subsequent use pipeline that alternately opens and closes two two three-way electromagnetic valves, 13 places manual normally closed transfer valve of manual work of series connection.Break down in case alternately alternately open and close two two valve on the three-way electromagnetic valve 13 in the open and close valve unit 20, can open transfer valve through manually or automatic mode, so that subsequent use two two three-way electromagnetic valves 13 that alternately open and close are devoted oneself to work.
In addition, as shown in Figure 7, for the simplification system, reduce cost, the available two-position three way magnetic valve that alternately opens and closes replaces above-mentioned two two three-way electromagnetic valves 13 that alternately open and close.A the same embodiment of method of attachment, therefore no longer narration here.
Claims (7)
1. an alternation type foam stores and proportion mixer; Comprise at least one normal pressure foam reservoir vessel (12), at least two pressure type foam tanks (1; 1a), at least one proportioner (2), a feed pipe (8), a discharging tube (9), at least two water intaking valves (3,3a), at least two draining valves (7,7a), at least two liquid valves (4; 4a) with at least two charging valves (10,10a) and control module; Wherein normal pressure foam reservoir vessel (12) through pipeline and pressure type foam tank (1,1a) continuous; The pressure type foam tank (1,1a) link to each other with proportioner (2) through pipeline (5); Feed pipe (8) and pressure type foam tank (1,1a) link to each other with proportioner (2); Discharging tube (9) is connected between proportioner (2) and the froth fire extinguishing system; And water intaking valve (3,3a), draining valve (7,7a), liquid valve (4,4a) and charging valve (10,10a) then be installed in be connected in normal pressure foam reservoir vessel (12), pressure type foam tank (1,1a) and on the respective line between the proportioner (2); It is characterized in that: described at least two water intaking valves (3; 3a) at least one, at least two draining valves (7; 7a) at least one, at least two liquid valves (4; 4a) at least one and at least two charging valves (10; 10a) at least one be by two alternately open and close valve unit with function of automatically cutting off (11,11a) parallel connection and the control valve that constitutes or alternately open and close two two three-way electromagnetic valves (13) parallel connection with one and the control valve of formation replaces by an alternately open and close valve unit (11) with function of automatically cutting off; Wherein alternately the open and close valve unit (11,11a) be by have limit switch (3) and be installed on the pipeline (17) alternately open and close two two three-way electromagnetic valves (13), be serially connected in the normally open valve (14) that alternately opens and closes two two three-way electromagnetic valves (13) inlet or exit with simultaneously with alternately open and close delayer (4) formation that two two three-way electromagnetic valves (13) and normally open valve (14) link to each other; Described pipeline (17) for be connected normal pressure foam reservoir vessel (12), pressure type foam tank (1,1a) and any pipeline between the proportioner (2).
2. alternation type foam according to claim 1 stores and proportion mixer, and it is characterized in that: described delayer (4) is electromagnetic type delayer or electronic type delayer.
3. alternation type foam according to claim 1 stores and proportion mixer, and it is characterized in that: described normally open valve (14) is two two three-way electromagnetic valves.
4. alternation type foam according to claim 1 stores and proportion mixer, and it is characterized in that: described two two three-way electromagnetic valves (13) that alternately open and close can replace by alternately opening and closing two-position three way magnetic valve.
5. an alternation type foam is stored and proportion mixer; Comprise at least one normal pressure foam reservoir vessel (12), at least two pressure type foam tanks (1; 1a), at least one proportioner (2), a feed pipe (8), a discharging tube (9), at least two water intaking valves (3,3a), at least two draining valves (7,7a), at least two liquid valves (4; 4a) with at least two charging valves (10,10a) and control module; Wherein normal pressure foam reservoir vessel (12) through pipeline and pressure type foam tank (1,1a) continuous; The pressure type foam tank (1,1a) link to each other with proportioner (2) through pipeline (5); Feed pipe (8) and pressure type foam tank (1,1a) link to each other with proportioner (2); Discharging tube (9) is connected between proportioner (2) and the froth fire extinguishing system; And water intaking valve (3,3a), draining valve (7,7a), liquid valve (4,4a) and charging valve (10,10a) then be installed in be connected in normal pressure foam reservoir vessel (12), pressure type foam tank (1,1a) and on the respective line between the proportioner (2); It is characterized in that: described at least two water intaking valves (3; 3a) at least one, at least two draining valves (7; 7a) at least one, at least two liquid valves (4; 4a) at least one and at least two charging valves (10; 10a) at least one be by two alternately open and close valve unit with function of automatically cutting off (20,20a) parallel connection and the control valve that constitutes or alternately open and close two two three-way electromagnetic valves (13) parallel connection with one and the control valve of formation replaces by an alternately open and close valve unit (20) with function of automatically cutting off; Wherein alternately the open and close valve unit (20,20a) be by be installed on the pipeline (17) alternately open and close two two three-way electromagnetic valves (13), be serially connected in the normally open valve (14) that alternately opens and closes two two three-way electromagnetic valves (13) inlet or exit with simultaneously with alternately open and close the hydraulic pressure signal control module formation that two two three-way electromagnetic valves (13) and normally open valve (14) link to each other; Described hydraulic pressure signal control module is made up of mechanical linkage point valve (15), water storage box (16) and pressure switch or float switch (18); Wherein mechanical linkage point valve (15) simultaneously with alternately open and close two two three-way electromagnetic valves (13), pipeline (17) and water storage box (16) and link to each other, be used for the valve position that supervision alternately opens and closes two two three-way electromagnetic valves (13); Pressure switch or float switch (18) are arranged on the inside of water storage box (16), and join with normally open valve (14), are used to keep watch on interior fluid pressure size of water storage box (16) or water level height; Described pipeline (17) for be connected normal pressure foam reservoir vessel (12), pressure type foam tank (1,1a) and any pipeline between the proportioner (2).
6. alternation type foam according to claim 5 stores and proportion mixer, and it is characterized in that: described normally open valve (14) is two two three-way electromagnetic valves.
7. alternation type foam according to claim 5 stores and proportion mixer, and it is characterized in that: described two two three-way electromagnetic valves (13) that alternately open and close can replace by alternately opening and closing two-position three way magnetic valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010505295XA CN101961534B (en) | 2010-10-13 | 2010-10-13 | Alternated foam storage and proportion mixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010505295XA CN101961534B (en) | 2010-10-13 | 2010-10-13 | Alternated foam storage and proportion mixing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101961534A CN101961534A (en) | 2011-02-02 |
| CN101961534B true CN101961534B (en) | 2012-04-11 |
Family
ID=43514696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010505295XA Expired - Fee Related CN101961534B (en) | 2010-10-13 | 2010-10-13 | Alternated foam storage and proportion mixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101961534B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2406229Y (en) * | 1999-12-28 | 2000-11-15 | 柯青云 | Rain gauge |
| US7089955B1 (en) * | 2005-07-20 | 2006-08-15 | Komro Sr Grant T | Recreational vehicle low temperature water supply warming system |
| CN201807114U (en) * | 2010-10-13 | 2011-04-27 | 侯珏 | Alternate foam storage and proportioning device |
-
2010
- 2010-10-13 CN CN201010505295XA patent/CN101961534B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2406229Y (en) * | 1999-12-28 | 2000-11-15 | 柯青云 | Rain gauge |
| US7089955B1 (en) * | 2005-07-20 | 2006-08-15 | Komro Sr Grant T | Recreational vehicle low temperature water supply warming system |
| CN201807114U (en) * | 2010-10-13 | 2011-04-27 | 侯珏 | Alternate foam storage and proportioning device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101961534A (en) | 2011-02-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202733127U (en) | Marine hydraulic valve on-off control hydraulic system | |
| CN201527588U (en) | System for feeding liquid | |
| EP3241807B1 (en) | Method for purifying liquid | |
| CN201807114U (en) | Alternate foam storage and proportioning device | |
| CN101961534B (en) | Alternated foam storage and proportion mixing device | |
| CN105502696A (en) | Constant pressure water-supplementing and degassing unit | |
| CN201788421U (en) | Full-auto water level control system | |
| CN107237786B (en) | Hydraulic station remotely conveys oil return buffer unit and application method | |
| CN213360657U (en) | Brake cleaning oil changing machine | |
| CN201776404U (en) | Pressure-maintaining overflow device used for pressure-maintaining water system | |
| CN204433473U (en) | A kind of stock tank input and output material control system | |
| RU84053U1 (en) | BUSH OF GAS-CONDENSATE WELLS | |
| CN206852978U (en) | Automatic air-compensating type air fire fighting gas top pressure water work | |
| CN205387502U (en) | Constant pressure water supplementing degasification unit | |
| CN204759154U (en) | Automatic rinse -system of electrolysis | |
| CN202909351U (en) | Layout structure for large-scale high expansion foam extinguishing system | |
| CN220378391U (en) | Oil supply system for emergency diesel generator set of power plant | |
| CN202452117U (en) | Comprehensive constant-pressure automatic softening, automatic medicating and vacuum-pumping integrated unit | |
| RU2352758C1 (en) | Equipment complex for controlling gas-condensate deposit well | |
| CN206207015U (en) | A kind of fluid infusion system | |
| CN219256028U (en) | Automatic water feeding system and concrete stirring equipment | |
| CN102524951A (en) | Glycerol adding system for filter stick forming machines | |
| CN213726558U (en) | Acid-base system for ion exchange resin regeneration | |
| RU84049U1 (en) | COMPLEX OF EQUIPMENT FOR GAS DEPTH WELL MANAGEMENT | |
| CN215049220U (en) | Automatic switching water supply system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHAANXI WEIDIAN FIRE TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: HOU JUE Effective date: 20120727 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 102208 CHANGPING, BEIJING TO: 712000 XIANYANG, SHAANXI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20120727 Address after: 712000 Tsinghua Science Park, No. 55 Century Avenue, Xianyang, Xianyang, Shaanxi, Shaanxi Patentee after: Shaanxi micro Dian Fire Technology Co., Ltd. Address before: 102208 Beijing City, Changping District Huilongguan Longzeyuan Eastern H4 No. 502 unit Patentee before: Hou Jue |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120411 Termination date: 20151013 |
|
| EXPY | Termination of patent right or utility model |