CN207866111U - A kind of underwater emission can reequip the light-gas gun of conversion - Google Patents
A kind of underwater emission can reequip the light-gas gun of conversion Download PDFInfo
- Publication number
- CN207866111U CN207866111U CN201820198908.1U CN201820198908U CN207866111U CN 207866111 U CN207866111 U CN 207866111U CN 201820198908 U CN201820198908 U CN 201820198908U CN 207866111 U CN207866111 U CN 207866111U
- Authority
- CN
- China
- Prior art keywords
- transmitting tube
- light
- gas
- level
- high pressure
- 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
Abstract
The utility model discloses the light-gas guns that a kind of underwater emission can reequip conversion.Light-gas gun is placed in water tank, light-gas gun is fixedly supported to water tank by support column, light-gas gun includes level-one gas chamber, pump line, high pressure section and the transmitting tube for sequentially coaxially connecting installation, pump line both ends are connected through screw thread difference level-one gas chamber, high pressure section, and pump line internal sleeve is equipped with plunger, and high pressure section is coaxially affixed with transmitting tube, high pressure section and transmitting tube junction are equipped with two level diaphragm, projectile is housed, the transmitting tube other end is used as transmitting terminal, equipped with water-tight device at transmitting terminal in transmitting tube；Water-tight device includes transmitting tube screw thread mouth, aluminium-foil paper and transmitting tube thread bush, and aluminium-foil paper is disposed between screw thread mouth and transmitting tube thread bush.The utility model can convert use between one-stage light-gas gun and two-stage light gas gun, form the flexibility of dual-use material, have efficient water proofing property.
Description
Technical field
The utility model is related to a kind of light-gas gun, the light-gas gun of conversion can be reequiped by being specifically related to a kind of underwater emission.
Background technology
Underwater emission technology and laboratory facilities are researched and developed, are the essential links for realizing underawater ordnance development.It is beautiful
Naval of state has realized that underwater emission level-one gunpowder light-gas gun adds bullet support, realizes the underwater projectile of transmitting 1500m/s speed, approaches
The velocity of sound of water, be used in combination shadowing method observed shock wave in the water of projectile induction (JD Heubes, Exp.Fluids, 2001,30:
57-64.).Currently, aerodynamic knowledge has been enriched, but also it is only to start to the research of compressibility in water, mainly
Reason is a lack of relevant laboratory facilities, especially hypervelocity launcher.
Two-stage light gas gun loading technique is that one of the contemporary experimental study substance equation of state and ballistics behavior is important
One of means and experimental method play an important role in scientific research, for the goer Neo-Confucianism property of research material, 1946
The Gas Gun that year American has developed first using light gas to be emitted, hereafter, using light gas as working media
Various types light-gas gun device is come out one after another, and is widely used in research metal, rock, insulating materials and other moving in relation to material
State physico-mechanical properties, including high pressure state equation, material damage criterion, elastic-plastic constitutive relation, the conduction of insulating materials
The characteristics such as propagation of shock wave and stress wave in the different materials such as rate；With two-stage light gas gun do dynamic compression properties have it is as follows
The available experimental pressure lower limit much lower compared with explosive plane wave generator of advantage；Loading environment is simple, when easily controllable load
Between, the load characters such as stress wave and amplitude, and unloading condition, thus experimental repeatability is good；Without roar when transmitting, it is suitable for
Laboratory experiment；It can be achieved to be recycled by sample is hit, to carry out macroscopic view and microcosmic analysis and research to recycling sample；So light
Material property under gas big gun kinetic energy weapon effect study, terrestrial space physical study, spacecraft shield research and high strain-rate
The fields extensive applications such as research, are very versatile high speed, ultrahigh speed loading system both at home and abroad at present, such as
(1) does not have ability to work under water in CN106679500A patents；(2) degree of freedom is poor, it is not easy to carry out across level work ability；
(3) level-one driving requires monitor body sealing structure using the two-stage light gas gun of compressed gas-driven high；(4) energy of compressed gas
Metric density is not high enough, is not easy to get higher bullet speed；So significantly limiting the diversity of test experiments.
Nineteen ninety-five, Fluid Science research institute of northeastern Japan university test a kind of small two-stage light-gas gun successfully, in transmitting tube
Diameter 1.8mm, projectile quality 10mg, in air speed reached 5km/s or more (assistant rattan filial piety departments, etc. nineteen ninety-five Japan's shock wave
Art proceeding, pp.235-238.).
Utility model content
The purpose of this utility model is to provide the light-gas guns that a kind of underwater emission can reequip conversion, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the utility model provides the following technical solutions：
The light-gas gun is placed in water tank, and light-gas gun is fixedly supported to water tank by the first support column and the second support column,
Light-gas gun includes level-one gas chamber, pump line, high pressure section and the transmitting tube for sequentially coaxially connecting installation, and level-one gas chamber is hollow structure,
Level-one gas chamber one end is equipped with gunpowder driving fuse, and another end opening of level-one gas chamber simultaneously installs first diaphragm, level-one in opening
The opening of the gas chamber other end is set as the first hickey, the first threaded hole spiral shell that the first hickey is opened up with pump line Single port
The line load that is nested connects, and pump line internal sleeve is equipped with plunger, and pump line another port is set as the second hickey, and the second screw thread connects
The load that is nested of the second threaded hole screw thread for being opened up with high pressure section one end of mouth connects, and one end of the high pressure section other end and transmitting tube is coaxially consolidated
It connects, high pressure section and transmitting tube junction are equipped with two level diaphragm, projectile are housed, the transmitting tube other end is as transmitting in transmitting tube
It holds, water-tight device is equipped at transmitting terminal；The water-tight device is mainly by transmitting tube screw thread mouth, aluminium-foil paper and transmitting tube thread bush group
At the transmitting terminal port of the transmitting tube is set as screw thread mouth, and screw thread mouth is outer to pass through thread set transmitting tube thread bush, screw thread mouth
It is disposed with aluminium-foil paper between transmitting tube thread bush.
First support column and the second support column bottom end is both secured to tank inner wall lower surface, the first support column and
Two support top ends are respectively fixedly connected with level-one gas chamber and transmitting tube as support end.
Two-stage light gas gun is formed when pump line both ends are installed by screw thread between level-one gas chamber and pump line；When the pump line from
Dismounting is screwed off between level-one gas chamber and high pressure section, is connected through a screw thread between level-one gas chamber and high pressure section, and one-stage light-gas gun is formed.
The tank top is equipped with water inlet, and bottom is equipped with discharge outlet, and water inlet and discharge outlet are separately installed with the first valve
Door and the second valve, and aqueous is marked with inside water tank.
The level-one gas chamber, pump line and high pressure section are all made of vacuum sealing, and have two layers of sealing ring.
The plunger is made of vinyl polymer material.
The level-one gas chamber, pump line, high pressure section and transmitting tube inner wall carry out chromium plating process.
This small-sized light-gas gun of the utility model is put into pond, it can be achieved that compressibility in the water of Mach 2 ship 3.33
The research of flowing, such as：Shock wave leaves distance, wave angle, isopycnic etc..
Compared with prior art, the utility model has the beneficial effects that：
The utility model can be converted and repack one-stage light-gas gun and two-stage light gas gun into, form the flexibility of dual-use material, just
A variety of tests are carried out in staff, improve the performance of this equipment.
The utility model device setting has efficient water proofing property under water, by aluminium-foil paper that transmitting tube screw thread mouth is close
Envelope, then be threadedly coupled with transmitting tube screw thread mouth by transmitting tube thread bush, so that aluminium-foil paper sealing performance is more stablized, and
Readily replaceable aluminium-foil paper, facilitates staff to operate.
Description of the drawings
Fig. 1 is the internal structure schematic diagram of the utility model light-gas gun.
Fig. 2 is the structural schematic diagram amplified at A in the utility model light-gas gun.
Fig. 3 is the structural schematic diagram amplified at B in the utility model light-gas gun.
Fig. 4 is the structural schematic diagram amplified at C in the utility model light-gas gun.
In figure：Water tank 1, level-one gas chamber 2, first diaphragm 3, plunger 4, pump line 5, high pressure section 6, two level diaphragm 7, projectile
8, transmitting tube 9, the first support column 10, the second support column 11, water inlet 12, the first valve 13, the second valve 14, discharge outlet 15,
Aqueous 16, the first hickey 17, the first threaded hole 18, the second hickey 19, the second threaded hole 20, screw thread mouth 21, aluminium foil
Paper 22, transmitting tube thread bush 23.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe.
As shown in Figure 1, the utility model includes water tank 1, level-one gas chamber 2, first diaphragm 3, plunger 4, pump line 5, height
Press section 6, two level diaphragm 7, projectile 8, transmitting tube 9, the first support column 10, the second support column 11, water inlet 12, discharge outlet 15, the
One hickey 17, the first threaded hole 18, the second hickey 19 and the second threaded hole 20, light-gas gun are placed in water tank 1, light gas
Big gun is fixedly supported to water tank 1 by the first support column 10 and the second support column 11.
As shown in Figure 1, light-gas gun includes the level-one gas chamber 2 for sequentially coaxially connecting installation, pump line 5, high pressure section 6 and transmitting tube
9, level-one gas chamber 2 be hollow structure, 2 one end of level-one gas chamber be equipped with gunpowder driving fuse, 2 another end opening of level-one gas chamber and
First diaphragm 3 is installed in opening, as shown in Fig. 2, the opening of 2 other end of level-one gas chamber is set as the first hickey 17, first
18 screw thread of the first threaded hole that hickey 17 is opened up with 5 Single port of the pump line load that is nested connects, and 5 internal sleeve of pump line is lived equipped with cylinder
Plug 4；As shown in figure 3,5 another port of pump line is set as the second hickey 19, the second hickey 19 is opened with 6 one end of high pressure section
If the load that is nested of 20 screw thread of the second threaded hole connect, 6 other end of high pressure section and one end of transmitting tube 9 are coaxially affixed, 6 He of high pressure section
9 junction of transmitting tube is equipped with two level diaphragm 7, projectile 8 is housed, 9 other end of transmitting tube is as transmitting terminal, transmitting in transmitting tube 9
Water-tight device is equipped at end.
As shown in figure 4, water-tight device is mainly made of transmitting tube screw thread mouth 21, aluminium-foil paper 22 and transmitting tube thread bush 23,
The transmitting terminal port of the transmitting tube 9 is set as screw thread mouth 21, and screw thread mouth 21 is outer to pass through thread set transmitting tube thread bush 23, spiral shell
It is disposed with aluminium-foil paper 22 between line mouth 21 and transmitting tube thread bush 23, is sealed screw thread mouth 21 by aluminium-foil paper 22 and by screw thread
It is sealed between mouth 21 and transmitting tube thread bush 23.
First support column 10 and 11 bottom end of the second support column are both secured to 1 interior lower surface of water tank, 10 He of the first support column
Second support column, 11 top is respectively fixedly connected with level-one gas chamber 2 and transmitting tube 9, the i.e. bottom of level-one gas chamber 2 as support end
It is fixedly connected with the first support column 10, the bottom of transmitting tube 9 is fixedly connected with the second support column 11 so that the one of the light-gas gun
Grade gas chamber 2 and transmitting tube 9 are fixedly supported to water tank 1 by the first support column 10 and the second support column 11.
The top of water tank 1 is equipped with water inlet 12, and bottom is equipped with discharge outlet 15, and water inlet 12 and discharge outlet 15 are separately installed with the
One valve 13 and the second valve 14, and aqueous 16 is marked with inside water tank 1.
Level-one gas chamber 2, pump line 5, high pressure section 6, transmitting tube 9, the first hickey 17, the first threaded hole 18, the second screw thread
The connection of interface 19 and the second threaded hole 20 is driven by hydraulic system.
Two-stage light gas gun is formed when 5 both ends of pump line are installed by screw thread between level-one gas chamber 2 and pump line 5：By to one
After grade gas chamber 2 is put into enough gunpowder, lights after fuse makes gunpowder explosion reach certain impacting with high pressure power and breaks through first diaphragm 3,
To push plunger 4 to compress the hydrogen in pump line 5, high pressure is generated after quickly being compressed due to hydrogen rapidly and breaks through secondary membrane
Piece 7, high pressure draught is by pushing projectile 8 to launch transmitting tube 9.
When the pump line 5 screws off dismounting between level-one gas chamber 2 and high pressure section 6, lead between level-one gas chamber 2 and high pressure section 6
Threaded connection is crossed, i.e., is connected by screw thread between the first hickey 17 of level-one gas chamber 2 and the second threaded hole 20 of high pressure section 6
It connects, forms one-stage light-gas gun：After being put into enough gunpowder to level-one gas chamber 2, lights fuse and gunpowder explosion is made to reach certain
First diaphragm 3 is broken through after impacting with high pressure power, air-flow pushes directly on projectile 8 and launches transmitting tube 9.
By the way that the first hickey 17 is threadedly coupled with the second threaded hole 20, by this equipment modification at one-stage light-gas gun,
The flexibility for forming dual-use material improves the performance of this equipment, and the setting of this equipment has efficient waterproof under water
Property, transmitting tube screw thread mouth 21 is sealed by aluminium-foil paper 22, then is connected by transmitting tube thread bush 23 and 21 screw thread of transmitting tube screw thread mouth
It connects, so that 22 sealing performance of aluminium-foil paper is more stablized.
Specific implementation first by the components such as transmitting tube, powder chamber waterproof sealing and is put into water tank, and feed-tank adds water to making a reservation for
Highly, igniting transmitting projectile enters in water.It is otherwise used in the measuring instrument that downstream arranges in advance, such as schlieren, PIV, it can
Realize the measurement to parameters such as shock wave and cavity shape and velocity fields.
Claims (7)
1. a kind of underwater emission can reequip the light-gas gun of conversion, it is characterised in that：The light-gas gun is placed in water tank (1), light gas
Big gun is fixedly supported to water tank (1) by the first support column (10) and the second support column (11), and light-gas gun includes sequentially coaxially connecting
Level-one gas chamber (2), pump line (5), high pressure section (6) and the transmitting tube (9) of installation, level-one gas chamber (2) are hollow structure, level-one gas chamber
(2) one end is equipped with gunpowder driving fuse, and another end opening of level-one gas chamber (2) simultaneously installs first diaphragm (3), level-one in opening
The opening of gas chamber (2) other end is set as the first hickey (17), and the first hickey (17) is opened up with pump line (5) Single port
The load that is nested of the first threaded hole (18) screw thread connect, pump line (5) internal sleeve is equipped with plunger (4), and pump line (5) another port is set
It is set to the second hickey (19), the second threaded hole (20) screw thread that the second hickey (19) is opened up with high pressure section (6) one end
The load that is nested connects, and high pressure section (6) other end and one end of transmitting tube (9) are coaxially affixed, high pressure section (6) and transmitting tube (9) connection
Place is equipped with two level diaphragm (7), and projectile (8) is housed in transmitting tube (9), and transmitting tube (9) other end is as transmitting terminal, at transmitting terminal
Equipped with water-tight device；The water-tight device is mainly by transmitting tube screw thread mouth (21), aluminium-foil paper (22) and transmitting tube thread bush (23)
Composition, the transmitting terminal port of the transmitting tube (9) are set as screw thread mouth (21), and screw thread mouth (21) passes through thread set transmitting tube outside
Thread bush (23) is disposed with aluminium-foil paper (22) between screw thread mouth (21) and transmitting tube thread bush (23).
2. a kind of underwater emission according to claim 1 can reequip the light-gas gun of conversion, it is characterised in that：Described first
Support column (10) and the second support column (11) bottom end are both secured to water tank (1) interior lower surface, the first support column (10) and second
Support column (11) top is respectively fixedly connected with level-one gas chamber (2) and transmitting tube (9) as support end.
3. a kind of underwater emission according to claim 1 can reequip the light-gas gun of conversion, it is characterised in that：When pump line (5)
Both ends form two-stage light gas gun when being installed between level-one gas chamber (2) and pump line (5) by screw thread；When the pump line (5) is from level-one
Dismounting is screwed off between gas chamber (2) and high pressure section (6), is connected through a screw thread between level-one gas chamber (2) and high pressure section (6), forms one
Grade light-gas gun.
4. a kind of underwater emission according to claim 1 can reequip the light-gas gun of conversion, it is characterised in that：The water tank
(1) top is equipped with water inlet (12), and bottom is equipped with discharge outlet (15), and water inlet (12) and discharge outlet (15) are separately installed with first
Valve (13) and the second valve (14), and it is marked with aqueous (16) inside water tank (1).
5. a kind of underwater emission according to claim 1 can reequip the light-gas gun of conversion, it is characterised in that：The level-one gas
Room (2), pump line (5) and high pressure section (6) are all made of vacuum sealing, and have two layers of sealing ring.
6. a kind of underwater emission according to claim 1 can reequip the light-gas gun of conversion, it is characterised in that：The cylinder
Piston (4) is made of vinyl polymer material.
7. a kind of underwater emission according to claim 1 can reequip the light-gas gun of conversion, it is characterised in that：The level-one gas
Room (2), pump line (5), high pressure section (6) and transmitting tube (9) inner wall carry out chromium plating process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820198908.1U CN207866111U (en) | 2018-02-05 | 2018-02-05 | A kind of underwater emission can reequip the light-gas gun of conversion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820198908.1U CN207866111U (en) | 2018-02-05 | 2018-02-05 | A kind of underwater emission can reequip the light-gas gun of conversion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207866111U true CN207866111U (en) | 2018-09-14 |
Family
ID=63457483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820198908.1U Expired - Fee Related CN207866111U (en) | 2018-02-05 | 2018-02-05 | A kind of underwater emission can reequip the light-gas gun of conversion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207866111U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109945740A (en) * | 2019-03-21 | 2019-06-28 | 哈尔滨工程大学 | It is a kind of using pressure-air as driving novel two-stage light-gas gun |
| CN110887404A (en) * | 2019-11-22 | 2020-03-17 | 河南科技大学 | In-pipe full-wetting type underwater electromagnetic emission device and working method thereof |
| CN112461040A (en) * | 2020-11-07 | 2021-03-09 | 南京理工大学 | Water target way is gun position segmentation structure under water |
| CN114813016A (en) * | 2022-06-27 | 2022-07-29 | 中国飞机强度研究所 | Method for quickly switching and transmitting multiple transmitting tubes for airplane component impact test |
| CN115855701A (en) * | 2023-02-08 | 2023-03-28 | 北京理工大学 | Three-level light gas gun loading experiment system based on oxyhydrogen detonation drive |
-
2018
- 2018-02-05 CN CN201820198908.1U patent/CN207866111U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109945740A (en) * | 2019-03-21 | 2019-06-28 | 哈尔滨工程大学 | It is a kind of using pressure-air as driving novel two-stage light-gas gun |
| CN109945740B (en) * | 2019-03-21 | 2024-02-27 | 哈尔滨工程大学 | Novel two-level light air gun driven by high-pressure air |
| CN110887404A (en) * | 2019-11-22 | 2020-03-17 | 河南科技大学 | In-pipe full-wetting type underwater electromagnetic emission device and working method thereof |
| CN110887404B (en) * | 2019-11-22 | 2023-09-26 | 河南科技大学 | In-pipe full-wet type underwater electromagnetic emission device and working method thereof |
| CN112461040A (en) * | 2020-11-07 | 2021-03-09 | 南京理工大学 | Water target way is gun position segmentation structure under water |
| CN112461040B (en) * | 2020-11-07 | 2022-06-28 | 南京理工大学 | Water target way is gun position sectional structure under water |
| CN114813016A (en) * | 2022-06-27 | 2022-07-29 | 中国飞机强度研究所 | Method for quickly switching and transmitting multiple transmitting tubes for airplane component impact test |
| CN114813016B (en) * | 2022-06-27 | 2022-09-02 | 中国飞机强度研究所 | Method for quickly switching and transmitting multiple transmitting tubes for airplane component impact test |
| CN115855701A (en) * | 2023-02-08 | 2023-03-28 | 北京理工大学 | Three-level light gas gun loading experiment system based on oxyhydrogen detonation drive |
| CN115855701B (en) * | 2023-02-08 | 2023-05-12 | 北京理工大学 | Three-level light gas gun loading experiment system based on oxyhydrogen detonation drive |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207866111U (en) | A kind of underwater emission can reequip the light-gas gun of conversion | |
| CN106679500B (en) | A kind of two-stage light gas gun driven with Hydrogen Energy | |
| CN105115357B (en) | Portable multi-functional pneumatic emitter | |
| US9268048B2 (en) | System and method for harnessing pressure produced by a detonation | |
| CN106895739A (en) | Mix the three-level light-gas gun of detonation driven based on hydrogen-oxygen | |
| CN202511705U (en) | Parameter-adjustable self-control emission type cable heaving gun | |
| CN109945740B (en) | Novel two-level light air gun driven by high-pressure air | |
| CN108917462B (en) | Air cannon launching device with quick release mechanism | |
| CN111928731B (en) | Double-firing two-stage air cannon device | |
| CN110186324A (en) | The light-gas gun emitter of simulated explosion shock wave and high speed fragments coupled load | |
| CN102872597A (en) | Air firecracker | |
| CN210220826U (en) | Composite ignition type combustion light gas gun | |
| CN1862214A (en) | Submarine-launched missile and submarine-launched device and method thereof | |
| CN203464849U (en) | Miniature two-stage light gas gun | |
| CN205825804U (en) | A kind of pneumatic line-throwing appliance | |
| CN206627020U (en) | Three-level light-gas gun based on hydrogen-oxygen mixing detonation driven | |
| CN112834150A (en) | Hybrid drive air gun | |
| CN2514304Y (en) | Low temp gas blast device | |
| CN209857756U (en) | Novel two-stage light gas gun using high-pressure air as drive | |
| CN109142102B (en) | Explosion source device for simulating explosion effect | |
| CN104570051A (en) | High-power program-control vibrating source and method for generating vibrating source | |
| CN111766161B (en) | Underwater explosion conical shock tube experimental device in hydrostatic pressure environment | |
| CN112923811A (en) | Receiving device for gas detonation driven ultra-high-speed emission | |
| CN114633899A (en) | Combination valve system of air gun for impact power test of aircraft strength test | |
| RU2600013C2 (en) | Water ballistic unit for space-mission and method for its preparation for operation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180914 Termination date: 20190205 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |