CN100557328C

CN100557328C - Accumulation of energy vapour-pressure type water heater

Info

Publication number: CN100557328C
Application number: CNB2007100515563A
Authority: CN
Inventors: 彭宏发
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-02-15
Filing date: 2007-02-15
Publication date: 2009-11-04
Anticipated expiration: 2027-02-15
Also published as: CN101021354A

Abstract

A kind of accumulation of energy vapour-pressure type water heater and the water level meter part that forms a complete set of, it relates to the storage water heater of a kind of washing of family expenses and the usefulness of having a bath, and also relates to the part that forms a complete set of that comprises the water level meter that this water heater is used.It is to utilize the energy of the air in the running water compression inner bag and the energy of air thermal expansion to provide water pressure.It can realize stepless transfiguration easily, can realize hot water or cold water's thorough separation again, can also save air pump, and the noise when having avoided air pump work has greatly reduced cost, has saved electric energy.It includes the water level meter and the inner bag of outlet valve is arranged at its bottom outlet, the inner bag inlet opening is communicated with running water pipe by water intaking valve, they are communicated with the airtight container that the back constitutes sealing, between water intaking valve is with running water pipe, also the aqueous vapor jar can be arranged, inner bag has apical pore to be communicated with aqueous vapor tank deck hole, and the lowest water level of aqueous vapor jar is higher than the peak level of inner bag.The water level meter part that forms a complete set of also can be combined into this accumulation of energy vapour-pressure type water heater with the common electrical water heater.

Description

Accumulation of energy vapour-pressure type water heater

Affiliated technical field

The present invention relates to the water heater, particularly storage water heater of a kind of washing of family expenses and the usefulness of having a bath.

Background technology

Existing storage water heater mainly is divided into " open type " and " hydraulic pressure is sealed " by water-out manners, the too low application of the former discharge pressure is less, the pressure of The latter running water ejects hot water, discharge pressure is higher, shortcoming is that its volume is fixed, also have to heat water in the whole inner bag seldom the time at water, both lost time and also wasted electric energy, though this water heater some adopted up and down two heaters or two courage to heat respectively but can not thoroughly solve this difficult problem.A Chinese patent is arranged, notification number is called the technology of " novel storage-type electric water heater " for the CN2577188 name, this is a kind of representative " air pump vapour-pressure type water heater ", it uses the water capacity in the water level instrumentation amount inner bag, with the pneumatic shuttle that comprises air pump and gas tank hot water is extruded at the top that air injects water heater liner, it is higher that this water heater has discharge pressure, the advantage of variable capacity, but its shortcoming is arranged also, when normal operating conditions, all in inner bag, charge into the water outlet of compressed air ability at every turn, and to reach satisfied discharge pressure, air pump also will have bigger power, needs to consume more electric energy, has improved cost.

Summary of the invention

The present invention will provide a kind of accumulation of energy vapour-pressure type water heater that can stepless transfiguration, it is to utilize the energy of running water and the energy of air thermal expansion to provide water pressure, it can save air pump, saved electric energy, reduced cost, also utilize it that the characteristics flushing defecation utensil of high pressure great deal running water can be provided, save a large amount of waters.

The present invention is achieved in that accumulation of energy vapour-pressure type water heater mainly is divided into " single energy-accumulated water heater " and " holding the complementary energy water heater " two kinds, they are that air pump vapour-pressure type water heater (when inner bag goes out hot water except outlet valve) is open to atmosphere with the main distinction of air pump vapour-pressure type water heater, air pump will suck air from atmosphere could compress inner bag raising discharge pressure, and accumulation of energy vapour-pressure type water heater is the airtight container of sealing for atmosphere, it mainly is to lean on the pressure compression air wherein of running water to store energy and the energy that stores the air thermal expansion, discharges these energy again and provides water pressure.Airtight container preferably can bear the pressure of running water and the thermal expansion force of air, can make full use of this two kinds of energy like this, certainly after the higher place of hydraulic pressure from the beginning also can be earlier with the pressure-reducing valve step-down, enter this water heater again, the volume of " single energy-accumulated water heater " is directly proportional with the pressure of running water, it includes the water level meter and the inner bag of outlet valve is arranged at its bottom outlet, the inner bag inlet opening is communicated with running water pipe by water intaking valve, they are communicated with the airtight container that the back constitutes sealing, inner bag is the container of dress water and heating, it also is the pneumatic shuttle that the thermal expansion force with the pressure of running water and air is used as power, it can also be combined with the sealed electric heater abbreviation of common water storage " common electrical water heater ", has enlarged the transfiguration scope.The gas tank that it also can have its bottom outlet to be communicated with the inner bag apical pore also constitutes (combined type that the comprises inner bag) airtight container that seals after they are communicated with.The energy that reduces when " holding the complementary energy water heater " and also can utilize the energy supplement inner bag water outlet of going up water next time can keep higher and stable discharge pressure.It comprises the water level meter and the inner bag of outlet valve is arranged at its bottom outlet, it also has its apical pore to be communicated with the inner bag apical pore, not only adorn water but also adorned the aqueous vapor jar of gas, the lowest water level of this aqueous vapor jar preferably is higher than the peak level of inner bag, if just also can be on same height of water level but be made into second inner bag, the aqueous vapor jar also has bottom outlet to be communicated with the inner bag inlet opening by water intaking valve, the inlet opening of aqueous vapor jar also is communicated with running water pipe, inner bag and aqueous vapor jar also constitute (combined type that the comprises inner bag) airtight container that seals after being equal to the running water pipe connection, the inlet opening of inner bag or aqueous vapor jar can be its apical pore, also can be the hole at its bottom outlet or other position, apopore then can only be a bottom outlet.Inlet opening and apopore can also shared bottom outlets.Bottom outlet is the hole of drawing from inside to outside from the bottom of inner bag or gas tank or aqueous vapor jar, and apical pore then is the hole of drawing from inside to outside from its top.Inner bag preferably can reach " vapour pressure balance " with the ratio of the volume of gas tank or aqueous vapor jar, and this pressure that is meant when inner bag is roughly filled the canned full compressed air of water, gas tank or aqueous vapor both is all with the pressure phase isoequilibrium of running water.Can also adopt the method for air " precompressed " to obtain this " vapour pressure balance ", single energy-accumulated water heater be carried out " precompressed " can improve the surplus water of inner bag discharge pressure more after a little while.Its concrete structure is between the inner bag apical pore is with the gas tank bottom outlet or with precompression valve of polyphone between the aqueous vapor tank deck hole, is preferably in the inner bag apical pore and also has the open to atmosphere breather valve of an end.Another kind of substitute structure is that have on the inner bag apical pore can be with the check valve or the stop valve of external air pump connecting interface.Air pump can be all kinds inflator pump, but what need stress is the air pump device that is not absolutely necessary, and just can be used for precompressed." precompressed " is that this water heater reaches the operation of vapour pressure balance to wherein charging into compressed air by it in advance before operate as normal.As long as in time close outlet valve when inner bag uses up water, the compressed air of " precompressed " just can keep wherein for a long time.Precompression valve herein, overhead-valve, bottom valve, breather valve, water intaking valve, stop valve all are meant " stop valve " that can cut off path.The water level meter can be " direct-reading ", " floatage-type ", differential pressure type ", " electricity formula ", " acoustics formula " etc., is installed in the different position of inner bag according to different types." electricity formula " water level meter is used wider in solar water heater, this water level meter also can have controls automatically such as water level controller and anti-anhydrous dry combustion method, can preferentially adopt, its operation principle also can be consulted the money of People's Telecon Publishing House's in August, 2000 publication such as the relevant chapters and sections of " pot-type boiler speed is repaiied method and skill " book that bamboo weaving is shown.The operation principle and the basic structure of this accumulation of energy vapour-pressure type water heater also can be applicable to " refrigerator residue heat water heater ", can bear the storage water heaters such as solar water heater of higher hydraulic pressure.

The invention has the beneficial effects as follows that it has promptly saved air pump and reduced cost again, saved the noise when electric energy has also been avoided air pump work, even if cutting off the water, the heating of the water in inner bag back also can utilize the energy that stores to work on, the water that stores in the aqueous vapor jar for often cut off the water or the place of hydraulic pressure deficiency very useful, the defecation utensil of aqueous vapor jar in providing between the current flushing sanitation of the big flow of high pressure can also be provided, can save a large amount of waters.Because water level meter, gas tank, aqueous vapor jar etc. can be made the water level meter part that forms a complete set of and be combined into accumulation of energy vapour-pressure type water heater with the common electrical water heater, have more reduced cost, have enlarged range of application, have improved economic benefit and social benefit.

Description of drawings

Described in detail below in conjunction with drawings and Examples:

Fig. 1 is the structural representation of single energy-accumulated water heater.

Fig. 2 is the structural representation of first kind of combined type water heater.

Fig. 3 is the AA cutaway view of Fig. 2.

Fig. 4 is the structural representation of second kind of combined type water heater.

Fig. 5 is the structural representation that has single energy-accumulated water heater of gas tank.

Fig. 6 is the structural representation of the third combined type water heater.

Fig. 7 is the structural representation that holds the complementary energy water heater.

Fig. 8 is the structural representation of the 4th kind of combined type water heater.

Fig. 9 is the CC cutaway view of Fig. 8.

Figure 10 is the structural representation that holds complementary energy formula solar water heater.

Figure 11 is the cutaway view at the FF place of Figure 10.

Figure 12 is the structural representation that holds complementary energy formula refrigerator residue heat water heater.

Figure 13 is the structural representation of flow-type water level meter.

Figure 14 is the structural representation of electricity formula water level meter.

Figure 15 is the structural representation of the probe segment of floatage-type water level meter.

Figure 16 is the structural representation of Bellows reducing valve.

Among following each figure, 1. inner bag, 2. inner bag apical pore, 3. inner bag bottom outlet, 4. water level meter, 5. water intaking valve, 6. outlet valve, 7. gas tank, 8. aqueous vapor jar, 9. aqueous vapor jar bottom outlet, 10. aqueous vapor tank deck hole, 11. electric heaters, 12. safety valves.

The specific embodiment

Embodiment among Fig. 1 is such, it includes flow-type water level meter 4 and the inner bag 1 of outlet valve 6 is arranged at its bottom outlet 3, inner bag bottom outlet 3 also is communicated with running water pipe by water level meter 4 and water intaking valve 5, the shared bottom outlet 3 of the inlet opening of inner bag 1 and apopore, running water enters behind the inner bag air is wherein compressed to the top, and at this moment air has also stored compression energy, closes water intaking valve when the water in the inner bag has reached required water level, electric heater 11 is started working, and electric heater is preferably near the inner bag bottom.The also subsidiary energy that has stored the air thermal expansion in the heating process, this energy preferably also is equipped with safety valve 12 for improving surplus water discharge pressure advantageous particularly more after a little while in the inner bag on the inner bag.Open outlet valve 6 during with hot water, the power conversion that stores in the inner bag becomes discharge pressure to flow out smoothly by hot water, and this embodiment also can be made of the auxiliary equipments such as plug 201 of common electrical water heater with water level meter 4, water intaking valve 5, inner bag apical pore 2.Inner bag also preferably has the magnesium rod of a lower position, if it is higher that the position of magnesium rod 17 was installed originally, can be made into reclinate.The inner bag bottom outlet is with also there being pressure-reducing valve 601 to be used for stablizing discharge pressure between the outlet valve 6.

Be the water heater of combining with the common electrical water heater by the embodiment among similar Fig. 1 among Fig. 2-3, it can be as required or changes of seasons select wherein water-out manners.It includes stop valve 15 " direct-reading " water level meter 4 and at its bottom outlet 3 inner bag 1 of outlet valve 6 is arranged, and the inner bag bottom outlet is communicated with running water pipe by water intaking valve 5, and inner bag is equipped with the apical pore 2 of apical pore outlet valve 16 in addition.When it is used as single energy-accumulated water heater, can close apical pore outlet valve 16 earlier, from outlet valve 6 water outlets.Then close outlet valve 6 during as the common electrical water heater working when it, open apical pore outlet valve 16 and can fill water and realize the top water outlet.If when converting single energy-accumulated water heater again to then can close water intaking valve 5 and stop valve 15 (this valve is in order to prevent siphon), unlatching outlet valve 6 and apical pore outlet valve 16 are put (usefulness) with the water in the inner bag and are finished, allow air fully enter and close apical pore outlet valve 16, outlet valve 6 again, open stop valve 15 and water intaking valve 5 again, close when running water arrives required water level, finished conversion again.For the uneven situation of improving in the inner bag of hot and cold water also can peripheral to increase cross section be L shaped deflector 13 in the level of electric heater 11, utilize the principle of hot water come-up can allow the water of bottom and the current direction electric heater 11 of bottom at a distance, play the effect of stirring.Its direct-reading water level meter is one and is connected in transparent conduit between inner bag apical pore 2 and the bottom outlet 3 by stop valve 15, the scale that shows water level can be arranged on this conduit or on the background position.

Embodiment among Fig. 4 is formed by the change among Fig. 1, its course of work is similar substantially with Fig. 2, it also is a combined type water heater, the apical pore 2 that its inner bag 1 is equipped with breather valve 22 in addition and is communicated with outlet valve 6 by overhead-valve 21, the bottom valve 19 of between bottom outlet 3 and outlet valve 6, also having connected, the shared outlet valve 6 of the water outlet of apical pore 2 and bottom outlet 3, water intaking valve then is made up of manual water intaking valve 5 and electromagnetic water inlet valve 501, and electromagnetic water inlet valve 501 is controlled inflow and anti-anhydrous dry combustion method automatically by " electricity formula " water level meter water level controller of holding concurrently." anti-anhydrous dry combustion method " preferably adopts the interlock method that only could connect power supply when electric heater 11 is immersed in the water.A magnesium rod 17 is preferably adorned in the bottom of inner bag.In the higher place of hydraulic pressure from the beginning, for example surpass 0.4MPA, also can before water inlet, add a pressure-reducing valve 18, withstand voltage properties that also can be by increasing inner bag or the method that safety valve is set adapt to high pressure and without pressure-reducing valve 18.Breather valve 22 also can have air pump interface double as precompression valve.

Also basic identical among embodiment among Fig. 5 same Fig. 2-3, what they were different is that it also comprises the gas tank 7 that its bottom outlet 71 is communicated with inner bag apical pore 2, be preferably in and also go here and there between bottom outlet 71 and the inner bag apical pore 2 by precompression valve 72 and the one way pressure-reducing valve 73 formed by check valve and pressure-reducing valve, 4 of its water level meters are by measuring inner bag bottom outlet 3 and inner bag apical pore 2 pressure at two ends poor " differential pressure type " water level meter, and also can there be heat-insulation layer 70 on the surface of gas tank 7.When the volume of inner bag is determined, the volume of gas tank can be determined according to the pressure of running water, the pressure of running water is high more to adopt more little volume, certainly also available " precompressed " reaches " vapour pressure balance ", its method of operating is: after the inner bag water inlet air is pressed to gas tank 7, again with water intaking valve 5, precompression valve 72 is closed, open outlet valve 6 again, apical pore valve 16 (at this moment using as breather valve) is emitted the water in the inner bag, close again after allowing air fully enter inner bag, open water intaking valve 5 and precompression valve 72 again, running water enters inner bag once more, if water also continues to enter gas tank 7 after filling with inner bag, " precompressed " deficiency is described, " precompressed " once again, if can not fill with inner bag then illustrate that " precompressed " is excessive, apical pore valve 16 can be put some gas and promptly be adjustable to " vapour pressure balance ".

Fig. 6 is the improved water heater based on embodiment among Fig. 4. also have second inner bag 101 that has electric heater 112 on its axis of inner bag 1, the inlet opening of this inner bag (the shared bottom outlet of Inlet and outlet water) also is communicated with running water pipe and also is communicated with outlet valve 6 by second bottom valve 191 by second water intaking valve 502.Its two inner bags are mutually as the aqueous vapor jar, and its volume equates that preferably breather valve 22 preferably also can be used as precompression valve and uses.Its course of work is an example during still with hydraulic pressure 0.1MPA from the beginning, when need hot water is three/for the moment of inner bag 1 volume, can open water intaking valve 501 earlier, when arriving required hot water water level, running water closes, open second water intaking valve 502 again, approximately water reaches second inner bag, 101 volume three/two and o'clock can reach " vapour pressure balance ", and bottom valve 19 is opened in the heating back, outlet valve 6 can go out hot water.When the hot water in the inner bag 1 uses up when closing outlet valve 6, second inner bag 101 has also roughly been filled with running water.If need the hot water of whole inner bag next time, as long as the water in heating second inner bag 101 is closed second water intaking valve 502, opened water intaking valve 501, second bottom valve 191, outlet valve 6 can go out hot water.If still only need the hot water of inner bag 1 volume 1/3rd then can open water intaking valve 501, the higher water of water level in second inner bag 101 can flow to inner bag 1 by second water intaking valve 502, water intaking valve 501, when reaching required water level, close water intaking valve 501, heat the water in the inner bag 1 again, this has just finished again with the preparation before the hot water.More than to hold the work of complementary energy water heater mode.If close bottom valve 19, second bottom valve, 191 unlatching overhead-valves 21, so, hot water just can pass through apical pore 2, overhead-valve 21, outlet valve 6 water outlets, and it has just become the common electrical water heater of two courages.Operation is for convenience preferably made the combination valve of interlock with its outlet valve 6, bottom valve 19, second bottom valve 191 and overhead-valve 21.Water level meter 4 is the direct-reading water level meters that utilize the work of pressure at two ends difference.

The structure of embodiment among Fig. 7 and the course of work are such: running water is communicated with the back and enters aqueous vapor jar 8 by aqueous vapor jar inlet opening 90 earlier, air wherein is by aqueous vapor tank deck hole 10, inner bag apical pore 2 enters inner bag 1, when the volume of inner bag and aqueous vapor jar about equally, when hydraulic pressure is 0.1MPA from the beginning, the aqueous vapor jar can reach " vapour pressure balance " after roughly filling water, running water also stops into water, when need are used hot water, can open electromagnetic water inlet valve 5, water just can be from its bottom outlet 9 of aqueous vapor jar process of high water level, electromagnetic water inlet valve 5, inner bag bottom outlet 3 enters the inner bag 1 of low water level, air in the inner bag is again from its apical pore 2, aqueous vapor tank deck hole 10 enters aqueous vapor jar 8, energy in the process that puts hot water after water is heated in the aqueous vapor jar reduces, pressure also reduces, running water can enter the aqueous vapor jar again and replenish, hot water in inner bag 1 uses up and in time closes outlet valve 6, at this moment aqueous vapor jar 8 has also been filled with cold water, can carry out working cycles next time again.If preferably adopt the method for " precompressed " when hydraulic pressure is higher from the beginning, this can increase precompression valve 72 between inner bag apical pore 2 is with aqueous vapor tank deck hole 10, increasing at inner bag apical pore 2 can open to atmosphere breather valve 22.Still for example by above-mentioned working condition, when running water is 0.2MPA, just can not reach behind the canned full water of aqueous vapor " vapour pressure balance ", running water also can continue to enter aqueous vapor tank deck hole 10, inner bag apical pore 2 enters inner bag 1 again, running water enters 3 of inner bag volume/1 approximately again o'clock can stop into water, again electromagnetic water inlet valve 5 is opened, water in the aqueous vapor jar can flow into inner bag 1 again, promptly close after stream is full, close precompression valve 72 again, opening outlet valve 6 and breather valve 22 has put the water in the inner bag 1, close outlet valve 6 and breather valve 22 again after allowing air fully enter inner bag, open precompression valve 72, at this moment the air pressure in the aqueous vapor jar 8 descends, running water can enter again, can reach " vapour pressure balance " and stop into water when roughly filling with.Open electromagnetic water inlet valve 5 again when needing with hot water, the water in the aqueous vapor jar flows into inner bag again, finishes the preceding preparation of heating.If remain above-mentioned working condition, and running water is pressed in more than the 0.3MPA, then can increases " precompressed " number of times successively and can realize " vapour pressure balance ".Can also replace this method with external air pump, for example use the automobile tyre inflation pump, bicycle tyre manual pump (inflator) etc. inwardly inject the purpose that air reaches " precompressed " from breather valve 22.If do the volume of aqueous vapor jar to such an extent that some also can play the effect of " precompressed " greatly, as when running water is 0.2MPA, the volume of aqueous vapor jar approximately is the twice of inner bag, is 3 times of inner bag when 0.3MPA, and its shortcoming is that volume is bigger.The pressure of " precompressed " is preferably determined by the peak value that local running water normal pressure is installed.Aqueous vapor jar 8 can also have can be with defecation utensil (toilet, urinal) the major diameter bottom outlet 81 of Lian Tonging and towards Xian's valve 82, preferably a kind of approximate constant volume flushing structure of this flushing structure, it be in the aqueous vapor jar 90 places, inlet opening and major diameter bottom outlet 81 places every the capacitor 80 of (enclosing) open-top, its volume can be determined its size as required, as: 4 liters or 6 liters etc., this volume can add in the volume of aqueous vapor jar.It is work like this: earlier capacitor 80 is filled with when 8 water inlets of aqueous vapor jar and just overflowed other position that flows into the aqueous vapor jar again from its top, cause is the water in the big flow moment discharge capacitor 80 when Xian's valve 82 discharges water flushing, the flow of running water water inlet is much smaller relatively, have little time to replenish, this has just realized approximate constant volume draining.Flowing backwards to be preferably in order to prevent to cut off the water increases check-valves 14 on the running water pipe.If compositions such as water level meter and aqueous vapor jar 8, electromagnetic water inlet valve 5 " water level meter form a complete set of part ", it should have the

pipe joint

23,25,37 that can be communicated with the common electrical water heater liner so.

Embodiment among Fig. 8-9 is the combined type water heater based on Fig. 7, electric heater 112 is arranged in its aqueous vapor jar and heat-insulation layer is arranged in appearance, allow it become second inner bag 101, it is with second water intaking valve 501 of also having connected between the running water pipe, its apical pore also has breather valve 22 and is communicated with outlet valve 6 by overhead-valve 21, the bottom outlet of inner bag 1 is worked as its as holding the complementary energy water heater time spent with the bottom valve 19. of also having connected between the outlet valve 6, can open second water intaking valve 501, water intaking valve 5, bottom valve 19, water in the inner bag 1 is closed water intaking valve 5 after arriving required water level, can emit hot water from outlet valve 6 after heater 11 heating.If close bottom valve 19 again, open overhead-valve 21, so just can become from the common electrical water heater of apical pore 203 water outlets of second inner bag 101.Can open water intaking valve 5 when needs heap(ed) capacity hot water simultaneously allows two inner bags that hot water is provided simultaneously.Breather valve 22 preferably also can be used as the precompression valve of air inlet and uses.If focus on reduced volume, also second inner bag 101 can be dwindled, for example, it has only 1/2nd of inner bag 1 volume, prevent that second inner bag, 101 water from entering the device of inner bag 1 after full but so preferably be provided with, for example in second inner bag 101, to increase water and promptly close the ball-cock assembly of water into after full or close into water etc. with water level controller control (electromagnetism) water intaking valve 501.Can obtain " complementary energy " during the first two of this inner bag a 1/water outlet, back 1/2nd can only lean on " accumulation of energy " to provide water pressure.Overhead-valve 21 and bottom valve 19 can be replaced by two-position three-way valve.For the water level meter that do not draw among the easy figure.

Figure 10-the 11st holds the complementary energy water heater and is applied in embodiment on the solar water heater, its operation principle is similar with Fig. 7 with process, this solar water heater should be able to bear the pressure of running water, and particularly the sealing withstand voltage properties of heat collector 103 and each junction should bear the pressure of running water.For the sealing withstand voltage properties that improves heat collector can also be made with metal material.This embodiment is more suitable for can only installing on balcony or pressure-bearing type solar water heater in the garden because of living conditions restrictions.

Embodiment among Figure 12, it comprises that a refrigerator and the heat dump outside compressor for refrigeration 30 31 (can consult application number 2005200977944, name is called the Chinese patent of refrigerator residue heat water heater and water-cooling type refrigerator), heat dump 31 is by temperature control

triple valve

32,33 with inner bag 1 and cooling water tank 34 composition thermal siphon collecting system and cooling systems, also has one by outlet valve 6, inner bag 1, the water drainage-supply system that aqueous vapor jar 8 and triple valve 35 are formed, its cooling water tank 34 and aqueous vapor jar 8 are connected as a single entity, can strengthen the radiating effect simplified structure like this. be aqueous vapor jar 8 among the figure more than the dotted line, it below is cooling water tank 34, the operation principle of its water drainage-supply system and process are basic identical with the embodiment of Fig. 7, slightly different is to have replaced water intaking valve with triple valve 35, and water level meter 4 is that two ends are communicated with the direct-reading water level meter at inner bag bottom outlet and cooling water tank bottom outlet.

Figure 13 is a kind of similar domestic meter " flow-type " water level meter, it includes housing 37 and the waterpower impeller 38 that can drive one group of reduction gearing 39 and digital dial plate 40 is arranged in its housing, its difference mainly is that it can two-way rotation show metering, pointer is from 0 to 60 liter when for example intaking, and then gets back to 0 again from 60 liters during water outlet.When it is made when forming a complete set of part, the pipe joint 36 that can connect with common electrical water heater liner Inlet and outlet water bottom outlet also should be made in the housing two ends.It should be made with heat proof material.

Among Figure 14 a kind of " electricity formula water level meter ", its operation principle and structure are similar with the water level meter in the regular solar water heater, when it makes auxiliary equipment, its jointing is the pipe joint 401 that can connect with the bottom blow-down hole of common electrical water heater liner, and its probe 402 is the electrodes that can put in its mudhole.

Embodiment among Figure 15 is the hold concurrently probe segment of water level controller of a kind of simple floatage-type water level meter, it has the seal casinghousing 48 that can put in the accumulation of energy vapour-pressure type water heater liner, several tongue tubes 47 are wherein arranged, the buoyancy circle 49 that studs with magnet ring 50 is arranged outside the housing 48, and the buoyancy circle moves up and down control tongue tube on-off with water level.But display devices such as the lead-out wire sending and receiving light diode of tongue tube 47 also can connect electric heater or connect electric heater by relay and can show water level simultaneously and prevent anhydrous dry combustion method.

It among Figure 16 a kind of " bellows " formula pressure-reducing valve, it includes the valve body 60 of apopore 67 and valve port 62 and is contained in valve body interior convoluted diaphragm 65 and bellows 61, being contained in convoluted diaphragm 65 following bellowss 61 is that control valve port 62 is opened the spools of size, it above the convoluted diaphragm hydraulic chamber 64, the area of the contact water of this convoluted diaphragm is greater than the area of the contact water of bellows, the delivery port 67 of valve body has aperture 66 to be communicated with hydraulic chamber 64, preferably also has adjustment screw 63 on valve gap.This pressure-reducing valve is work like this: when hydraulic pressure is low, bellows 61 is opened at the effect lower valve port 62 of elastic force, when discharge pressure increased, the pressure in the hydraulic chamber also increased, because of the pressure above the convoluted diaphragm greater than following pressure, therefore bellows moves downward the gap of reducing valve port 62, reduce the pressure of apopore 67, when step-down is crossed when low, bellows 61 is the resilience gap that increases valve port 62 again, improve discharge pressure, reduce pressure or guarantee stable discharge pressure with this.This pressure-reducing valve should adopt the heat proof material manufacturing when being used for the water outlet of inner bag, as heat-resisting plastics or metal etc.

Claims

1. accumulation of energy vapour-pressure type water heater, this water heater includes water level meter and inner bag, at the inner bag bottom outlet outlet valve is arranged, the inner bag inlet opening is communicated with running water pipe by water intaking valve, it is characterized in that: inner bag is communicated with the airtight container that the back constitutes sealing by water intaking valve with running water pipe.

2. accumulation of energy vapour-pressure type water heater as claimed in claim 1 is characterized in that: the apical pore that the inner bag of this water heater is equipped with breather valve in addition and is communicated with outlet valve by overhead-valve, bottom outlet is with the bottom valve of also having connected between the outlet valve.

3. accumulation of energy vapour-pressure type water heater, this water heater includes water level meter and inner bag, at the inner bag bottom outlet outlet valve is arranged, the inlet opening of inner bag is communicated with running water pipe by water intaking valve, this water heater also comprises gas tank, the bottom outlet of this gas tank is communicated with the inner bag apical pore, it is characterized in that: inner bag and gas tank are communicated with the airtight container that the back constitutes sealing with running water pipe.

4. accumulation of energy vapour-pressure type water heater as claimed in claim 3 is characterized in that: also have one way pressure-reducing valve between the inner bag apical pore of this water heater and the gas tank bottom outlet.

5. accumulation of energy vapour-pressure type water heater, this water heater includes water level meter and inner bag, at the inner bag bottom outlet outlet valve is arranged, there is water intaking valve the inlet opening of inner bag, this water heater also has the aqueous vapor jar, this aqueous vapor tank deck hole is communicated with the inner bag apical pore, it is characterized in that: the lowest water level of this aqueous vapor jar is higher than the peak level of inner bag, this aqueous vapor jar also has bottom outlet to be communicated with by the inlet opening of water intaking valve with inner bag, the inlet opening of this aqueous vapor jar is communicated with running water pipe, and inner bag and aqueous vapor jar are communicated with the airtight container that the back constitutes sealing with running water pipe.

6. accumulation of energy vapour-pressure type water heater as claimed in claim 5 is characterized in that: the precompression valve of also having connected between the inner bag apical pore of this water heater and the aqueous vapor tank deck hole also has the open to atmosphere breather valve of an end between the inner bag apical pore is with precompression valve.

7. accumulation of energy vapour-pressure type water heater as claimed in claim 5, it is characterized in that: the aqueous vapor jar of this water heater has electric heater and heat-insulation layer, allow this aqueous vapor jar become second inner bag, the second inner bag inlet opening is with second water intaking valve of also having connected between the running water pipe, the apical pore of this aqueous vapor jar has breather valve, and the apical pore of this aqueous vapor jar is communicated with outlet valve by overhead-valve, and the inner bag bottom outlet is with the bottom valve of also having connected between the outlet valve.

8. as claim 5 or 6 described accumulation of energy vapour-pressure type water heaters, it is characterized in that: the aqueous vapor jar of this water heater in addition can be with the major diameter bottom outlet and the flushing valve of defecation utensil connection.