CN210089491U - Device for shortening marching length of artillery - Google Patents
Device for shortening marching length of artillery Download PDFInfo
- Publication number
- CN210089491U CN210089491U CN201920365927.3U CN201920365927U CN210089491U CN 210089491 U CN210089491 U CN 210089491U CN 201920365927 U CN201920365927 U CN 201920365927U CN 210089491 U CN210089491 U CN 210089491U
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- liquid
- hydraulic pump
- electromagnetic valve
- cylinder
- artillery
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Abstract
The utility model relates to a device for shortening the marching length of a gun, which comprises a liquid storage tank, a hydraulic pump, a pneumatic hydraulic pump and a pneumatic cylinder, wherein the liquid storage tank is sequentially connected with the hydraulic pump, a liquid solenoid valve and the air end of an inner cylinder of a re-feeding machine through a liquid conveying pipe; an air emptying pipe is further arranged at the air end of the inner barrel of the re-feeder, and a tail end electromagnetic valve is arranged on the emptying pipe; the air compressing cylinder comprises a cylinder body and an air compressing piston arranged in the cylinder body, and the cylinder body is divided into a hydraulic part and an air compressing part by the air compressing piston; the utility model discloses install on the gun re-advancing machine for can alternate the re-advancing machine just power in good time during gun march and shooting, can draw the gun body back during march, shorten gun march length in order to improve its mobility.
Description
Technical Field
The utility model relates to a weaponry development and guarantee technical field, concretely relates to a device for shortening artillery marching length.
Background
The barrel is a basic part of the artillery, and high-pressure gas generated after the propellant powder is burnt expands in the barrel to throw out the projectile at a high speed. In order to improve the range of the artillery, the length of artillery barrels is larger and larger, the length of some artillery barrels even reaches more than 8 meters, and many problems are often caused by overlong barrels when the artillery is maneuvered, such as the problem of motion stability, the problem of obstruction of obstacles on two sides of a road during turning and the like.
In order to shorten the marching length of the artillery, the artillery body can be rotated by 180 degrees and is overlapped with a big frame, but for most of the artillery, the artillery body cannot rotate.
When the artillery shoots, the gun body needs to sit back for a certain distance and then resets, the artillery depends on the recoil machine to initially force to keep the gun body at the position in front of the artillery at ordinary times, and if the gun body is pulled backwards at the moment, the length of the gun body can be reduced, but the great recoil machine is required to be overcome, so that the realization is difficult. However, if the initial force of the re-advancing machine is reduced, the gun body cannot be reset during gun shooting, and the gun cannot work normally.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a device for shortening artillery marching length, the device install on the artillery re-advancing machine for can alternate the re-advancing machine in good time just power when the artillery marching is with the shooting, can draw the big gun body back during marching, shorten artillery marching length in order to improve its mobility. The invention mainly aims at the liquid air pressure type re-feeding machine because the liquid air pressure type re-feeding machine is generally adopted for reducing the weight of the large and medium caliber artillery.
The utility model adopts the following technical scheme:
a device for shortening the marching length of a gun comprises a liquid storage tank, a hydraulic pump, a pneumatic hydraulic pump and a pneumatic cylinder, wherein the liquid storage tank is sequentially connected with the hydraulic pump, a liquid passing electromagnetic valve and the air end of an inner cylinder of a re-feeding machine through liquid conveying pipes; and the air end of the inner barrel of the re-feeding machine is also provided with a vent pipe, and the vent pipe is provided with a tail end electromagnetic valve.
The air compressing cylinder comprises a cylinder body and an air compressing piston arranged in the cylinder body, and the cylinder body is divided into a hydraulic part and an air compressing part by the air compressing piston.
The pneumatic hydraulic pump is communicated with the hydraulic part through a hydraulic pipe, the pneumatic part is connected with the outer barrel of the re-feeding machine through a gas pipe, and a ventilation electromagnetic valve is arranged on the gas pipe.
The hydraulic-hydraulic pump, the pneumatic-hydraulic pump, the ventilation electromagnetic valve, the liquid-passing electromagnetic valve and the tail end electromagnetic valve are all connected with the controller through cables.
Further, the controller is connected with a power supply.
Further, the device also comprises a displacement sensor which is fixedly arranged at the tail of the gun and is connected with the controller through a cable.
Furthermore, the outer side surface of the air compression piston is provided with an annular groove, and a piston sealing ring is arranged in the annular groove.
Furthermore, standing and returning liquid is filled in the liquid storage tank and the hydraulic part.
The beneficial effects of the utility model reside in that: the utility model provides a technical scheme for solving the problem of poor maneuverability of cannon barrel overlength, which can be used for cannon development and guarantee of colleges and universities, scientific research institutions and weapon production plants.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is the schematic structural diagram of the displacer of the present invention.
The automatic control device comprises a liquid storage tank 1, a hydraulic pump 2, a pneumatic hydraulic pump 3, a cylinder 4, a liquid conveying pipe 5, a liquid passing electromagnetic valve 6, a vent pipe 7, an electromagnetic valve at the tail end 8, a pneumatic piston 9, a hydraulic part 10, a pneumatic part 11, a liquid pressing pipe 12, a gas conveying pipe 13, a gas conveying electromagnetic valve 14, a cable 15, a controller 16, a power supply 17, a displacement sensor 18, a gun tail 19, an annular groove 20 and a piston sealing ring 21. 22 inner cylinders of a re-feeding machine, 23 outer cylinders of the re-feeding machine, 24 barrels and 25 cradles.
Detailed Description
Referring to fig. 1 and 2, a device for shortening the marching length of artillery is installed on a cradle 25 of the artillery, and is mainly connected to a recoil machine. The device comprises a liquid storage tank 1, a hydraulic fluid pump 2, a pneumatic fluid pump 3 and a pneumatic cylinder, wherein the liquid storage tank 1 is sequentially connected with the hydraulic fluid pump 2, a fluid solenoid valve 6 and the air end of an inner cylinder 22 of the re-feeding machine through a liquid conveying pipe 5; an emptying pipe 7 is further arranged at the air end of the inner cylinder 22 of the re-feeding machine, and a tail end electromagnetic valve 8 is arranged on the emptying pipe 7.
The air compressing cylinder comprises a cylinder body 4 and an air compressing piston 9 arranged in the cylinder body 4, wherein the cylinder body 4 is divided into a hydraulic part 10 and an air compressing part 11 by the air compressing piston 9. And standing and returning liquid is filled in the liquid storage tank 1 and the hydraulic part 10.
The pneumatic hydraulic pump 3 is communicated with the hydraulic part 10 through a hydraulic pipe 12, and is simultaneously communicated with the liquid storage tank 1 to provide liquid for the hydraulic part. The air pressure part 11 is connected with the outer cylinder 23 of the re-feeding machine through an air conveying pipe 13, and an air electromagnetic valve 14 is arranged on the air conveying pipe 13.
The hydraulic-hydraulic pump 2, the pneumatic-hydraulic pump 3, the ventilation electromagnetic valve 14, the liquid ventilation electromagnetic valve 6 and the tail end electromagnetic valve 8 are all connected with a controller 16 through cables 15. The controller 16 is connected to a power supply 17.
The gun tail displacement detection device further comprises a displacement sensor 18, wherein the displacement sensor 18 is fixedly arranged at the gun tail 19 and is connected with the controller 16 through the cable 15. The controller is provided with a marching button and a shooting button.
The outer side surface of the air compression piston 9 is provided with a circumferential groove 20, and a piston sealing ring 21 is arranged in the circumferential groove 20.
The action principle is as follows: during marching, a marching button on the controller is pressed, the controller firstly opens the ventilation electromagnetic valve, high-pressure gas in the outer cylinder of the re-advancing machine enters the gas pressure part, the gas pressure piston in the cylinder is pushed to move towards one side of the hydraulic part, and the pressure in the re-advancing machine is reduced; then the controller closes the tail end electromagnetic valve, opens the liquid passing electromagnetic valve, starts the hydraulic pump, pumps the liquid in the hydraulic pump into one side of the recoil piston of the recoil inner barrel through the liquid conveying pipe, pushes the recoil piston and the recoil rod to move backwards, simultaneously the recoil rod drives the gun body (including the gun tail, the gun barrel and the like) to move backwards, the distance of the gun body backwards moving does not exceed the maximum recoil length of the gun during shooting, usually about 0.8 m, and the distance is controlled by a displacement sensor; after the artillery sits backwards to a preset length, the controller closes the liquid-communicating electromagnetic valve and the air-communicating electromagnetic valve to keep the artillery body at the rear position.
During shooting, a 'shooting' button of a controller is pressed, the controller opens a liquid-passing electromagnetic valve and a gas-passing electromagnetic valve, the pneumatic-hydraulic pump is started, liquid in the pneumatic-hydraulic pump is pumped into a liquid-pressing part through a liquid-pressing pipe to push the pneumatic piston to move, gas in the air-pressing part is returned into the outer barrel of the reciprocating engine, the initial pressure of the reciprocating engine is recovered, the pressure of the reciprocating engine acts on the reciprocating piston, the reciprocating rod and the gun body are pushed back to the front position, and meanwhile, liquid on one side of the reciprocating piston of the inner barrel of the reciprocating engine is pumped back to the liquid storage tank through the liquid-pressing hydraulic pump; and finally, the controller closes the air-permeable electromagnetic valve and the liquid-permeable electromagnetic valve, and opens the tail end electromagnetic valve, so that one side of the re-inlet piston of the re-inlet machine cylinder is kept in a state of being communicated with the atmosphere, and the artillery can normally shoot.
The re-feeding machine comprises an inner cylinder and an outer cylinder, wherein a re-feeding piston and a re-feeding rod are arranged in the inner cylinder, and the re-feeding rod is connected with a gun body.
The device can also be used for enabling the gun body to be positioned at the rear position at ordinary times, thereby relieving the problem of bending of the gun body caused by the fact that the center of gravity of the gun body is close to the front due to the overlong gun body.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.
Claims (5)
1. The device for shortening the marching length of the artillery is characterized by comprising a liquid storage tank (1), a hydraulic pump (2), a pneumatic hydraulic pump (3) and a pneumatic cylinder, wherein the liquid storage tank (1) is sequentially connected with the hydraulic pump (2), a liquid passing electromagnetic valve (6) and the air end of an inner cylinder (22) of a repeater through a liquid conveying pipe (5); an emptying pipe (7) is further arranged at the air end of the inner cylinder (22) of the re-feeding machine, and a tail end electromagnetic valve (8) is arranged on the emptying pipe (7);
the air compression cylinder comprises a cylinder body (4) and an air compression piston (9) arranged in the cylinder body (4), wherein the cylinder body (4) is divided into a hydraulic part (10) and an air compression part (11) by the air compression piston (9);
the pneumatic hydraulic pump (3) is communicated with the hydraulic part (10) through a hydraulic pipe (12), the pneumatic part (11) is connected with the outer cylinder (23) of the re-feeding machine through a gas pipe (13), and a ventilation electromagnetic valve (14) is arranged on the gas pipe (13);
the hydraulic and hydraulic pump (2), the pneumatic and hydraulic pump (3), the ventilation electromagnetic valve (14), the liquid ventilation electromagnetic valve (6) and the tail end electromagnetic valve (8) are all connected with the controller (16) through cables (15).
2. Device for reducing the length of a gun march according to claim 1, characterized in that a power source (17) is connected to the controller (16).
3. Device for reducing the marching length of artillery according to claim 1, characterized in that it further comprises a displacement sensor (18), said displacement sensor (18) being fixedly arranged at the tail (19) of the artillery and being connected to the controller (16) by means of a cable (15).
4. Device for shortening the marching length of artillery according to claim 1, characterized in that the outer side of the displacer (9) is provided with a circumferential groove (20), in which groove (20) a piston seal (21) is provided.
5. Device for reducing the marching length of artillery according to claim 1, characterized in that both the liquid tank (1) and the hydraulic section (10) are filled with a parking liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920365927.3U CN210089491U (en) | 2019-03-15 | 2019-03-15 | Device for shortening marching length of artillery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920365927.3U CN210089491U (en) | 2019-03-15 | 2019-03-15 | Device for shortening marching length of artillery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210089491U true CN210089491U (en) | 2020-02-18 |
Family
ID=69472288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920365927.3U Expired - Fee Related CN210089491U (en) | 2019-03-15 | 2019-03-15 | Device for shortening marching length of artillery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210089491U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115930673A (en) * | 2022-11-30 | 2023-04-07 | 山西北方机械制造有限责任公司 | Two-way high-pressure gas storage device |
-
2019
- 2019-03-15 CN CN201920365927.3U patent/CN210089491U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115930673A (en) * | 2022-11-30 | 2023-04-07 | 山西北方机械制造有限责任公司 | Two-way high-pressure gas storage device |
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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: 20200218 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |