CN102921127A - High pressure gas ejection water cannon - Google Patents
High pressure gas ejection water cannon Download PDFInfo
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- CN102921127A CN102921127A CN2012104475829A CN201210447582A CN102921127A CN 102921127 A CN102921127 A CN 102921127A CN 2012104475829 A CN2012104475829 A CN 2012104475829A CN 201210447582 A CN201210447582 A CN 201210447582A CN 102921127 A CN102921127 A CN 102921127A
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Abstract
A high pressure gas ejection water cannon comprises a main gas storage tank and a water cannon, wherein the water cannon comprises a cannon body, a water bullet support cylinder and an elastic steel cable, the main gas storage tank is communicated with a launching cavity through a launching valve, an oil outlet of an oil tank is connected with a three-position four-way directional control valve through a hydraulic pump and a one-way valve, an oil return port of the oil tank is connected with the three-position four-way directional control valve through an overflow valve, the three-position four-way directional control valve is communicated with a rodless cavity of a single rod outlet oil cylinder by means of inserting and mounting of the one-way valve, the other end of a piston rod of the single rod outlet oil cylinder is mounted at one end of a connecting rod, and the connecting rod and the piston rod are perpendicularly arranged; and a loading heavy block used for driving the piston rod to move towards the rodless cavity is mounted at the other end of the connecting rod, a cavity with a rod of the single rod outlet oil cylinder is communicated with a liquid cavity of a gas-liquid cylinder, a gas inlet and a gas outlet of a gas cavity of the gas-liquid cylinder are connected with the main gas storage tank through an inflation valve and a pressure sensor and are simultaneously connected with an inhalation valve and an air filter. The high pressure gas ejection water cannon is long in shooting distance, and big in power.
Description
Technical field
The present invention relates to water cannon, especially a kind of gas launches water cannon.
Background technology
The urbanization paces of China are being accelerated, and the high building of big and medium-sized cities more than 20 layers stands in great numbers, and the high-storey fire-fighting is key subjects.Now fire water monitor (rifle) performance of equipment is not enough, can only get to thirty or forty rice high, can't carry out effectively outside compacting, and during inside fire attack, brave fire fighter has paid larger injures and deaths cost.Therefore, China is in the urgent need to long-range large power fire water monitor.
The technological deficiency that existing long-range water cannon exists: range is shorter, power is less.
Summary of the invention
In order to overcome the deficiency that range is shorter, power is less of existing water cannon, the invention provides a kind of range gases at high pressure long, that power is larger and launch water cannon.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of gases at high pressure launch water cannon, comprise main air accumulator and water cannon, described water cannon comprises big gun body, water bullet holder cylinder and elastic steel rope, described water bullet holder cylinder can slide up and down to sealing and be installed in the big gun body, described big gun body middle part is provided with exhaust outlet, and the bottom of described big gun body is emission cavity, in the described emission cavity elastic steel rope is set, one end of described elastic steel rope is connected with the bottom of water bullet holder cylinder, and the other end of described water bullet holder cylinder is connected with the emission cavity bottom; Main air accumulator is communicated with described emission cavity by the emission valve, described gases at high pressure launch water cannon and also comprise fuel tank, singly go out the gentle fluid cylinder of rod oil cylinder, the oil-out of described fuel tank passes through hydraulic pump, check valve is connected with three position four-way directional control valve, the oil return opening of described fuel tank is connected with three position four-way directional control valve by overflow valve, described three position four-way directional control valve is communicated with the described rodless cavity that singly goes out rod oil cylinder by the plug-in mounting check valve, the described other end that singly goes out the piston rod of rod oil cylinder is installed in an end of connecting rod, described connecting rod and piston rod are arranged vertically, the other end of described connecting rod is installed the loading pouring weight that moves to rodless cavity in order to drive piston, the described rod chamber that singly goes out rod oil cylinder is communicated with the liquid chambers of described airdraulic actuator, the air inlet/outlet of the air chamber of described airdraulic actuator passes through charge valve, pressure sensor is connected with described main air accumulator, and the air inlet/outlet of the air chamber of described airdraulic actuator is connected with air filter with inlet valve simultaneously.
Further, the described rod chamber that singly goes out rod oil cylinder is connected with the bi-bit bi-pass reversal valve, and described bi-bit bi-pass reversal valve is connected with described three position four-way directional control valve.
Described emission valve is communicated with pressure-reducing valve, and described pressure-reducing valve is communicated with the import and export of additional air accumulator, and the import and export of described additional air accumulator are communicated with the air inlet/outlet of the air chamber of described airdraulic actuator by additional inflation valve, additonal pressure relay simultaneously.
Described emission valve inside is two series valve structures.
Beneficial effect of the present invention is mainly manifested in: range is long, power is larger.
Description of drawings
Fig. 1 is the schematic diagram that gases at high pressure launch water cannon.
The specific embodiment
The invention will be further described below in conjunction with accompanying drawing.
With reference to Fig. 1, a kind of super-pressure gas launches water cannon, comprise main air accumulator 20 and water cannon, described water cannon comprises big gun body 28, water bullet holder cylinder 30 and elastic steel rope 32, described water bullet holder cylinder 30 can slide up and down to sealing and be installed in the big gun body 28, described big gun body 28 middle parts are provided with exhaust outlet, the bottom of described big gun body 28 is emission cavity, elastic steel rope 32 is set in the described emission cavity, one end of described elastic steel rope 32 is connected with the bottom of water bullet holder cylinder 30, and the other end of described water bullet holder cylinder 30 is connected with the emission cavity bottom; Main air accumulator 20 is communicated with described emission cavity by emission valve 27, described super-pressure gas launches water cannon and also comprises fuel tank 1, singly go out rod oil cylinder 10 and airdraulic actuator 13, the oil-out of described fuel tank 1 is by hydraulic pump 4, check valve 5 is connected with three position four-way directional control valve 7, the oil return opening of described fuel tank 1 is connected with three position four-way directional control valve 7 by overflow valve 6, described three position four-way directional control valve 7 is communicated with the rodless cavity that 8 described single rod lists go out rod oil cylinder 10 by the plug-in mounting check valve, the described other end that singly goes out the piston rod of rod oil cylinder 10 is installed in an end of connecting rod, described connecting rod and piston rod are arranged vertically, the other end of described connecting rod is installed the loading pouring weight 12 that moves to rodless cavity in order to drive piston, the rod chamber that described single rod list goes out rod oil cylinder 10 is communicated with the liquid chambers of described airdraulic actuator 13, the air inlet/outlet of the air chamber of described airdraulic actuator 13 is by charge valve 18, pressure sensor 19 is connected with described accumulator 20, and the air inlet/outlet of the air chamber of described airdraulic actuator 13 is connected with air filter with inlet valve 14 simultaneously and is connected.
Further, the described rod chamber that singly goes out rod oil cylinder 10 is connected with bi-bit bi-pass reversal valve 9, and described bi-bit bi-pass reversal valve 9 is connected with described three position four-way directional control valve 7.
Described emission valve 27 is communicated with pressure-reducing valve 26, described pressure-reducing valve 26 is communicated with the import and export of additional air accumulator 25, and the import and export of described additional air accumulator 25 are communicated with the air inlet/outlet of the air chamber of described airdraulic actuator 13 by additional inflation valve 23, additonal pressure relay 24 simultaneously.
Hydraulic pump 4 is driven by motor 3, and approach switch 11 is installed on the described connecting rod, and the first manual ball valve 16, the second manual ball valve 17 are installed on the pipeline between the air inlet/outlet of the air chamber of described airdraulic actuator 13 and the charge valve 18; The 3rd manual ball valve 21 is installed in the outlet of described main air accumulator 20.Additional inflation valve 23 is connected with the first manual ball valve 16 by the 4th manual ball valve 22.Described gun tube 28 is installed in the gun carriage 31.
In the present embodiment, gases at high pressure launch water cannon two sub-systems, comprises fast aeration system and water cannon emission system, and gases at high pressure launch water cannon and provide energy by main air accumulator 20.During the fast aeration system works, three position four-way directional control valve 7 right electromagnet get electric, the right position of reversal valve, pressure oil enters the cavity of resorption that singly goes out rod oil cylinder 10, its epicoele oil pressure is entered the cavity of resorption of airdraulic actuator 13, the air of compressed gas fluid cylinder 13 epicoeles, when gas pressure surpassed the blowing pressure of charge valve 18, the Compressed Gas of airdraulic actuator 13 epicoeles was pressed in the accumulator 22.Then, reversal valve 7 right electromagnet dead electricity, the reversal valve meta, hydraulic pump 4 off-loads, plug-in mounting check valve 8 is opened, under the Action of Gravity Field that loads pouring weight, the hydraulic oil that singly goes out the cavity of resorption of rod oil cylinder 10 is got back to fuel tank, simultaneously, the hydraulic oil of airdraulic actuator 13 cavity of resorptions enters into the epicoele that singly goes out rod oil cylinder 10, and airdraulic actuator is by air cleaner 15 and inlet valve 14 epicoele with atmosphere inhaling air fluid cylinder 13, when the piston rod that singly goes out rod oil cylinder 10 is return when putting in place, approach switch 11 sends signal, reversal valve 7 right electromagnet is got electric, begins next accumulation of energy process.Singly go out after rod oil cylinder 10 and the airdraulic actuator 13 several reciprocating motions behind the gas replenishment process to main air accumulator 20, when reaching the setting pressure of pressure switch 19, reversal valve 7 dead electricity, the pump off-load, thermal energy storage process finishes.After the long-term work, owing to can not arrive topmost when leaking the piston gas-pressing cause airdraulic actuator 13, open bi-bit bi-pass reversal valve 9 and carry out repairing.In addition, when the internal diameter of hydraulic cylinder 10 during greater than airdraulic actuator 13 internal diameter, pressurization is arranged, can make the pressure in the main air accumulator 20 be higher than oil supply pressure.
During emission, need open first the 3rd manual ball valve 21,27 open and close of controller control emission valve, the high energy gas of certain volume enters the cavity of resorption of gun tube 28, and high energy gas expands rapidly and promotes 30 accelerated motions of water bullet holder cylinder, water bullet 29 in the water bullet holder cylinder is accelerated, accelerated motion finishes behind the exhaust outlet in the middle part of water bullet holder cylinder surpasses gun tube, and afterwards, water bullet holder cylinder is held by elastic steel rope 32, water launches out, and water bullet holder cylinder is pulled the gun tube bottom.Can launch large-scale water bullet, such as the self-destruction water bullet of 50L～100L, the fire extinguishing power is larger.
Claims (4)
1. gases at high pressure launch water cannon, it is characterized in that: comprise main air accumulator and water cannon, described water cannon comprises big gun body, water bullet holder cylinder and elastic steel rope, described water bullet holder cylinder can slide up and down to sealing and be installed in the big gun body, described big gun body middle part is provided with exhaust outlet, and the bottom of described big gun body is emission cavity, in the described emission cavity elastic steel rope is set, one end of described elastic steel rope is connected with the bottom of water bullet holder cylinder, and the other end of described water bullet holder cylinder is connected with the emission cavity bottom; Main air accumulator is communicated with described emission cavity by the emission valve, described gases at high pressure launch water cannon and also comprise fuel tank, singly go out the gentle fluid cylinder of rod oil cylinder, the oil-out of described fuel tank passes through hydraulic pump, check valve is connected with three position four-way directional control valve, the oil return opening of described fuel tank is connected with three position four-way directional control valve by overflow valve, described three position four-way directional control valve is communicated with the described rodless cavity that singly goes out rod oil cylinder by the plug-in mounting check valve, the described other end that singly goes out the piston rod of rod oil cylinder is installed in an end of connecting rod, described connecting rod and piston rod are arranged vertically, the other end of described connecting rod is installed the loading pouring weight that moves to rodless cavity in order to drive piston, the described rod chamber that singly goes out rod oil cylinder is communicated with the liquid chambers of described airdraulic actuator, the air inlet/outlet of the air chamber of described airdraulic actuator passes through charge valve, pressure sensor is connected with described main air accumulator, and the air inlet/outlet of the air chamber of described airdraulic actuator is connected with air filter with inlet valve simultaneously.
2. gases at high pressure as claimed in claim 1 launch water cannon, it is characterized in that: the described rod chamber that singly goes out rod oil cylinder is connected with the bi-bit bi-pass reversal valve, and described bi-bit bi-pass reversal valve is connected with described three position four-way directional control valve.
3. gases at high pressure as claimed in claim 1 or 2 launch water cannon, it is characterized in that: described emission valve is communicated with pressure-reducing valve, described pressure-reducing valve is communicated with the import and export of additional air accumulator, and the import and export of described additional air accumulator are communicated with the air inlet/outlet of the air chamber of described airdraulic actuator by additional inflation valve, additonal pressure relay simultaneously.
4. gases at high pressure as claimed in claim 1 or 2 launch water cannon, it is characterized in that: described emission valve inside is two series valve structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201210447582.9A CN102921127B (en) | 2012-11-09 | 2012-11-09 | Gases at high pressure launch water cannon |
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| CN201210447582.9A CN102921127B (en) | 2012-11-09 | 2012-11-09 | Gases at high pressure launch water cannon |
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| CN102921127A true CN102921127A (en) | 2013-02-13 |
| CN102921127B CN102921127B (en) | 2015-07-29 |
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| CN201210447582.9A Active CN102921127B (en) | 2012-11-09 | 2012-11-09 | Gases at high pressure launch water cannon |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103604581A (en) * | 2013-11-15 | 2014-02-26 | 北京理工大学 | A gas ejection test apparatus |
| CN103638622A (en) * | 2013-11-26 | 2014-03-19 | 浙江工业大学 | High-pressure gas pulse water monitor device |
| CN103706067A (en) * | 2013-12-26 | 2014-04-09 | 浙江工业大学 | Device for shooting water bomb with high-pressure gas |
| CN107233682A (en) * | 2017-07-04 | 2017-10-10 | 李烨 | Using compressed air as the emitter of power |
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| CN102003919A (en) * | 2010-10-29 | 2011-04-06 | 浙江工业大学 | Novel gas-liquid mixed power ejection device |
| CN201799034U (en) * | 2010-09-08 | 2011-04-20 | 姚海波 | Support type fire extinguishing bomb launcher |
| CN102230484A (en) * | 2011-06-21 | 2011-11-02 | 同济大学 | Integrated continuous gas-driving hydraulic force booster |
| CN202961611U (en) * | 2012-11-09 | 2013-06-05 | 浙江工业大学 | High-pressure gas catapulting water gun |
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| US4951644A (en) * | 1984-04-30 | 1990-08-28 | The United State Of America As Represented By The Secretary Of The Navy | Pneumatic launcher |
| FR2638828A1 (en) * | 1988-11-04 | 1990-05-11 | Cybernetix | Retractable anti-recoil damper device |
| US5743246A (en) * | 1993-09-10 | 1998-04-28 | Earth Resources Corporation | Cannon for disarming an explosive device |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103604581A (en) * | 2013-11-15 | 2014-02-26 | 北京理工大学 | A gas ejection test apparatus |
| CN103604581B (en) * | 2013-11-15 | 2016-02-10 | 北京理工大学 | A kind of gas ejection test device |
| CN103638622A (en) * | 2013-11-26 | 2014-03-19 | 浙江工业大学 | High-pressure gas pulse water monitor device |
| CN103638622B (en) * | 2013-11-26 | 2015-09-16 | 浙江工业大学 | High pressure gas pulse water cannon device |
| CN103706067A (en) * | 2013-12-26 | 2014-04-09 | 浙江工业大学 | Device for shooting water bomb with high-pressure gas |
| CN103706067B (en) * | 2013-12-26 | 2015-12-09 | 浙江工业大学 | Gases at high pressure launch water exploding device |
| CN107233682A (en) * | 2017-07-04 | 2017-10-10 | 李烨 | Using compressed air as the emitter of power |
| WO2019007204A1 (en) * | 2017-07-04 | 2019-01-10 | 李烨 | Launching device taking compressed air as power |
| CN107233682B (en) * | 2017-07-04 | 2019-08-06 | 李烨 | Using compressed air as the emitter of power |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102921127B (en) | 2015-07-29 |
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