CN104488834A - Pneumatic control net casting device based on Laval tube - Google Patents
Pneumatic control net casting device based on Laval tube Download PDFInfo
- Publication number
- CN104488834A CN104488834A CN201410721832.2A CN201410721832A CN104488834A CN 104488834 A CN104488834 A CN 104488834A CN 201410721832 A CN201410721832 A CN 201410721832A CN 104488834 A CN104488834 A CN 104488834A
- Authority
- CN
- China
- Prior art keywords
- pneumatic control
- air accumulator
- convergent
- flange
- thrown
- 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.)
- Granted
Links
- 238000005266 casting Methods 0.000 title abstract 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000007547 defect Effects 0.000 abstract 1
- 238000012216 screening Methods 0.000 abstract 1
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000009527 percussion Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003623 enhancer Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000003721 gunpowder Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K73/00—Drawn nets
- A01K73/02—Trawling nets
- A01K73/04—Devices for spreading or positioning, e.g. control thereof
Abstract
The invention discloses a pneumatic control net casting device based on a Laval tube. The pneumatic control network casting device comprises a supporting device, a gas storage device connected with the supporting device and a transmitting device connected with the gas storage device. The pneumatic control net casting device has the benefits that through a lot of experimental screening, an existing traditional human net casting finishing mode is broken through, and the pneumatic control net casting device supported by adopting the advanced Laval nozzle as casting power is provided; the pneumatic control net casting device is safe, stable and effective in pneumatic control, high in performance and precision and convenient to use, the working efficiency can be greatly improved, and the various defects in the prior art are overcome.
Description
Technical field
The present invention relates to a kind of remote device throwing net, particularly a kind of pneumatic control based on convergent-divergent channel of realizing and throw wire stitcher, this throwing wire stitcher can realize shedding fishing net at a distance.
Background technology
Be all manually manually shed fishing net in traditional fishing practices, so not only efficiency is not high, and labour intensity is large, more and more can not meet modern Fisheries Development requirement.But be also difficult to the instrument or the equipment that find automatic throwing fishing net on the market, can only consider and replace artificial line throwing apparatus.
In current technical field, the device for throwing rope has rifle or pedestal type life rope gun arrow etc.Such life rope gun range is still larger, but because the gunpowder adopted is as the energy, consistent with the principle of the firearms used in weaponry, make whole system quality large, operation more complicated, uses inconvenience, also be unfavorable for transport and store, and there is certain potential safety hazard.
Summary of the invention
Goal of the invention: technical barrier to be solved by this invention is, break through originally traditional manpower and throw net fishing practices, thering is provided a kind of adopts advanced Laval nozzle to provide powerful power support for impelling, pneumatic control is safe, stable, effective, performance and precision high, easy to use, wire stitcher is thrown in the pneumatic control that operating efficiency is high.
Technical scheme: for achieving the above object, the technical solution used in the present invention is:
A wire stitcher is thrown in pneumatic control based on convergent-divergent channel, and it comprises bracing or strutting arrangement, the caisson be connected with bracing or strutting arrangement, the emitter be connected with device of air;
Described bracing or strutting arrangement comprises fixed support, the height adjustment bracket be enclosed within fixed support, the connecting plate that is connected by angle adjusting nut with height adjustment bracket, the arc iron plate be connected with connecting plate, described height adjustment bracket is fixed in fixed support by rotational lock nut;
Described caisson comprises air accumulator, be arranged on the adpting flange of air accumulator one end, be arranged on inflatable interface on the air accumulator other end and manometer;
The adpting flange of described air accumulator is connected with the flange of pneumatic ball valve, and described pneumatic ball valve is provided with reversing switch;
Described emitter comprises the concave surface band neck downhand welding steel pipe flange that transmitting tube is connected with transmitting tube, the Flange joint on described concave surface band neck downhand welding steel pipe flange and the pneumatic ball valve other end.
Preferably, wire stitcher is thrown in the above-described pneumatic control based on convergent-divergent channel, described air accumulator is provided with check valve and safety valve.
Preferably, wire stitcher is thrown in the above-described pneumatic control based on convergent-divergent channel, and described inflatable interface is connected with inflation tube connector.Described inflation tube connector is connected with compressor, gas cylinder or gas cylinder.
Preferably, wire stitcher is thrown in the above-described pneumatic control based on convergent-divergent channel, is provided with sealing ring between the adpting flange of described air accumulator and the flange of pneumatic ball valve, and locks by hexagon-headed bolt and hex-head nut.
Wire stitcher is thrown in the above-described pneumatic control based on convergent-divergent channel, can regulate the height of height adjustment bracket in fixed support, thus go for differing heights demand by rotational lock nut; And by adjustment angle adjusting nut, can regulate the angle between height adjustment bracket and connecting plate, thus can meet the impelling needs of different angles, applicability is strong.
Wire stitcher is thrown in pneumatic control based on convergent-divergent channel of the present invention, and speeder is convergent-divergent channel, when gas by time reach supersonic condition through this device, provide enough thrust to projectile.Here adopt an air storage chamber can to substitute the bad for the good in advance gas, carry out impelling at any time and prepare, operating efficiency is improved greatly.Air accumulator and speeder link together, they with the use of voice band comes is conveniently that pressure in air storage chamber is without the need to very large, more safe and reliable.On air accumulator, mounting safety valve does not exceed safe pressure in order to the gas pressure limited in tank, and setting pressure table shows the atmosphere storage situation in tank in real time, fills in time.The general source of the gas of the source of the gas that it adopts just can be satisfied the demand, and is provided by compressor, gas cylinder or gas cylinder.
The present invention and prior art compare possessed advantage, and reasonable in design, easy to operate, safety is good, and operating efficiency is high.Adopt convergent-divergent channel, when the gas in air storage chamber passes in Laval nozzle, it plays the effect of a flow velocity enhancer, realize accelerating to gas, gas is made to reach supersonic condition very soon, thus provide powerful percussion to projectile, make projectile have certain speed in transmitting tube mouthpiece, finally complete projecting process.Two is adopt pneumatic control, and the control element of employing is pneumatic flanged ball valve, and the execution speed of pneumatic actuator is relatively very fast, and does not need workman's do-it-yourself, has saved human resources and time to a great extent.Pneumatic flanged ball valve only needs the operation that turn 90 degrees with cyclone and very little rotating torque just can close tightly.The advantage of ball valve itself is that structure is simple, volume is little, lightweight, and easy to operate, opening and closing is rapid, dismounting and change is convenient.Because air accumulator and accelerator link together, therefore the internal pressure of air accumulator is less demanding, 0.7MPa-1.2MPa.
Accompanying drawing explanation
Fig. 1 is the structural representation that wire stitcher is thrown in the pneumatic control based on convergent-divergent channel provided by the invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, illustrate the present invention further, these embodiments should be understood only be not used in for illustration of the present invention and limit the scope of the invention, after having read the present invention, the amendment of those skilled in the art to the various equivalent form of value of the present invention has all fallen within the application's claims limited range.
Embodiment 1
As shown in Figure 1, wire stitcher is thrown in a kind of pneumatic control based on convergent-divergent channel, and it comprises bracing or strutting arrangement, the caisson be connected with bracing or strutting arrangement, the emitter be connected with device of air;
Described bracing or strutting arrangement comprises fixed support (1), the height adjustment bracket (2) be enclosed within fixed support (1), the connecting plate (4) that is connected by angle adjusting nut (3) with height adjustment bracket (2), the arc iron plate (5) be connected with connecting plate (4), described height adjustment bracket (2) is fixed in fixed support (1) by rotational lock nut;
Described caisson comprises air accumulator (6), be arranged on the adpting flange (7) of air accumulator (6) one end, be arranged on inflatable interface (8) on air accumulator (6) other end and manometer (9);
The adpting flange (7) of described air accumulator (6) is connected with the flange of pneumatic ball valve (10), and described pneumatic ball valve (10) is provided with reversing switch (11);
Described emitter comprises concave surface band neck downhand welding steel pipe flange (13) that transmitting tube (12) is connected with transmitting tube (12), described concave surface band neck downhand welding steel pipe flange (13) and the Flange joint on pneumatic ball valve (10) other end.
Wire stitcher is thrown in the above-described pneumatic control based on convergent-divergent channel, described air accumulator (6) is provided with check valve (14) and safety valve (15).
Wire stitcher is thrown in the above-described pneumatic control based on convergent-divergent channel, and described inflatable interface (8) is connected with inflation tube connector (16).Described inflation tube connector (16) is connected with compressor, gas cylinder or gas cylinder.
Wire stitcher is thrown in the above-described pneumatic control based on convergent-divergent channel, is provided with sealing ring between the adpting flange (7) of described air accumulator (6) and the flange of pneumatic ball valve (10), and by hex bolts and hex nut locking.
During concrete operations, first extraneous compressor, gas cylinder or gas cylinder is utilized to provide gas source, connect inflation tube connector (16) and inflatable interface (8), to air accumulator (6) two chamber inflateds, utilize the manometric reading be arranged on air accumulator (6) to judge whether gas is full of.The safety valve (15) be meanwhile arranged on air accumulator plays the effect of protection, prevents the gas pressure in air accumulator (6) excessive, causes explosion danger.The amount of once inflating can meet the amount that 3-5 time is launched desired gas, can increase the adaptability of throwing wire stitcher, conveniently repeatedly uses at different conditions.Then reversing switch (11) inflation in pneumatic ball valve (10) on pneumatic ball valve (10) is opened, pneumatic actuator is started working, piston while ventilation effect under make middle valve body driven rotary an angle of 90 degrees degree, now spool is opened completely, gas open, now the another one air chamber of air accumulator (6) is used for impelling air feed, and the runner that gas is opened by previous step moves ahead.Gas is just through the such speeder of convergent-divergent channel, originally gas passes through, belong to subsonic flow, flow area reduces, and flow velocity increases, and reaches supersonic condition always, flow area increases, flow velocity just and then increases, and for impelling provides enough thrust, carries produce powerful percussion to impelling.When gas passes into transmitting tube (12) inner impact projectile with supersonic condition, impelling is carried and at the opening part of transmitting tube (12), there is an initial velocity, take impelling head out of when it flies out simultaneously, realize impelling operation.
After completing above impelling operation, again utilize the reversing switch (11) on pneumatic ball valve (10), the another side passing into pneumatic actuator of gas, piston is pushed over opposite side, thus makes pneumatic ball valve (10) 90-degree rotation again, and spool is closed completely, gas is blocked, closing device.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (5)
1. a wire stitcher is thrown in the pneumatic control based on convergent-divergent channel, it is characterized in that: it comprises bracing or strutting arrangement, the caisson be connected with bracing or strutting arrangement, the emitter be connected with device of air;
Described bracing or strutting arrangement comprises fixed support (1), the height adjustment bracket (2) be enclosed within fixed support (1), the connecting plate (4) that is connected by angle adjusting nut (3) with height adjustment bracket (2), the arc iron plate (5) be connected with connecting plate (4), described height adjustment bracket (2) is fixed in fixed support (1) by rotational lock nut;
Described caisson comprises air accumulator (6), be arranged on the adpting flange (7) of air accumulator (6) one end, be arranged on inflatable interface (8) on air accumulator (6) other end and manometer (9);
The adpting flange (7) of described air accumulator (6) is connected with the flange of pneumatic ball valve (10), and described pneumatic ball valve (10) is provided with reversing switch (11);
Described emitter comprises concave surface band neck downhand welding steel pipe flange (13) that transmitting tube (12) is connected with transmitting tube (12), described concave surface band neck downhand welding steel pipe flange (13) and the Flange joint on pneumatic ball valve (10) other end.
2. wire stitcher is thrown in the pneumatic control based on convergent-divergent channel according to claim 1, it is characterized in that: described air accumulator (6) is provided with check valve (14) and safety valve (15).
3. wire stitcher is thrown in the pneumatic control based on convergent-divergent channel according to claim 1, it is characterized in that: described inflatable interface (8) is connected with inflation tube connector (16).
4. wire stitcher is thrown in the pneumatic control based on convergent-divergent channel according to claim 3, it is characterized in that: described inflation tube connector (16) is connected with compressor, gas cylinder or gas cylinder.
5. wire stitcher is thrown in the pneumatic control based on convergent-divergent channel according to claim 1, it is characterized in that: be provided with sealing ring between the adpting flange (7) of described air accumulator (6) and the flange of pneumatic ball valve (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410721832.2A CN104488834B (en) | 2014-12-03 | 2014-12-03 | Wire stitcher is thrown in a kind of pneumatic control based on convergent-divergent channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410721832.2A CN104488834B (en) | 2014-12-03 | 2014-12-03 | Wire stitcher is thrown in a kind of pneumatic control based on convergent-divergent channel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104488834A true CN104488834A (en) | 2015-04-08 |
| CN104488834B CN104488834B (en) | 2016-10-19 |
Family
ID=52930370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410721832.2A Active CN104488834B (en) | 2014-12-03 | 2014-12-03 | Wire stitcher is thrown in a kind of pneumatic control based on convergent-divergent channel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104488834B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105890452A (en) * | 2016-04-27 | 2016-08-24 | 北海益众和辉电子科技有限公司 | Fixed net gun |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5086749A (en) * | 1988-05-17 | 1992-02-11 | Glen Ekstrom | Arrow gun |
| US5548917A (en) * | 1995-03-20 | 1996-08-27 | Holwadel; David L. | Lobster prod with legal size gauge |
| CN2534548Y (en) * | 2002-04-12 | 2003-02-05 | 建设工业(集团)有限责任公司 | Catch bolas throwing device for police |
| US20090159065A1 (en) * | 2007-12-21 | 2009-06-25 | Christopher Bruce Moffitt | Pneumatic spear gun |
| CN101782351A (en) * | 2010-03-31 | 2010-07-21 | 李存扣 | Pneumatic capturing net gun |
| CN201731237U (en) * | 2010-05-11 | 2011-02-02 | 姜继信 | Multi-purpose folding bracket |
| CN103512423A (en) * | 2013-09-12 | 2014-01-15 | 南京航空航天大学 | Supersonic speed air cannon launcher |
-
2014
- 2014-12-03 CN CN201410721832.2A patent/CN104488834B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5086749A (en) * | 1988-05-17 | 1992-02-11 | Glen Ekstrom | Arrow gun |
| US5548917A (en) * | 1995-03-20 | 1996-08-27 | Holwadel; David L. | Lobster prod with legal size gauge |
| CN2534548Y (en) * | 2002-04-12 | 2003-02-05 | 建设工业(集团)有限责任公司 | Catch bolas throwing device for police |
| US20090159065A1 (en) * | 2007-12-21 | 2009-06-25 | Christopher Bruce Moffitt | Pneumatic spear gun |
| CN101782351A (en) * | 2010-03-31 | 2010-07-21 | 李存扣 | Pneumatic capturing net gun |
| CN201731237U (en) * | 2010-05-11 | 2011-02-02 | 姜继信 | Multi-purpose folding bracket |
| CN103512423A (en) * | 2013-09-12 | 2014-01-15 | 南京航空航天大学 | Supersonic speed air cannon launcher |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105890452A (en) * | 2016-04-27 | 2016-08-24 | 北海益众和辉电子科技有限公司 | Fixed net gun |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104488834B (en) | 2016-10-19 |
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| 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 | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240310 Address after: Room 01-325, Floor 3, Building 13, Yard 53, Yanqi Street, Yanqi Economic Development Zone, Huairou District, Beijing 101400 Patentee after: Beijing gallium and Semiconductor Co.,Ltd. Country or region after: China Address before: No. 9 hope Avenue, Yancheng City, Jiangsu Province, Jiangsu Patentee before: YANCHENG INSTITUTE OF TECHNOLOGY Country or region before: China |