CN209781719U - air gun - Google Patents
air gun Download PDFInfo
- Publication number
- CN209781719U CN209781719U CN201920117809.0U CN201920117809U CN209781719U CN 209781719 U CN209781719 U CN 209781719U CN 201920117809 U CN201920117809 U CN 201920117809U CN 209781719 U CN209781719 U CN 209781719U
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- cavity
- gun
- pipe
- valve
- air outlet
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Abstract
The utility model relates to an air gun, this air gun is equipped with the control chamber, be equipped with the control valve device in the control chamber, the control valve device includes the pipe, the valve rod, a piston, preceding sealing washer, the back sealing washer, reset spring and stationary blade, the control chamber divide into the valve pocket of anterior segment and the spring pocket of back end, the pipe is located in the valve pocket, its pipe wall is equipped with the communicating through-hole with the air outlet cavity, the stationary blade is located the place ahead of pipe and is fixed in the pipe pocket with the pipe, preceding sealing washer is fixed in between pipe and the stationary blade, the back sealing washer is fixed in between the back wall of pipe and valve pocket, the piston passes in the back mouth of pipe of back sealing washer back activity grafting pipe from the rear, the valve rod passes the pole hole that establishes on the stationary blade and preceding sealing washer from the place ahead and pegs graft in the pipe, its rear end and piston connection, the front end exposes outside the stock and is located the, The rear end is supported against the rear wall of the spring cavity. The utility model discloses a leakproofness is difficult for leaking gas well.
Description
Technical Field
The utility model relates to an air gun especially relates to a control valve device of air gun.
Background
The control valve device of the common air gun comprises a guide pipe used for communicating an air inlet cavity with an air outlet cavity, a piston used for opening/closing the guide pipe is movably arranged at the rear pipe orifice of the guide pipe, the piston is driven by a valve rod arranged at the front end of the piston to retreat and is driven by a spring arranged at the rear end of the piston to reset, a sealing ring is sleeved on the piston for preventing air leakage, and the sealing ring is movable along with the piston, so that the air gun is easy to wear and tear to cause air leakage and influence the normal use of the air gun.
SUMMERY OF THE UTILITY MODEL
the utility model discloses an air gun aims at improving the above-mentioned defect of current like product.
the utility model adopts the following technical scheme:
an air gun comprises a gun body, wherein the gun body comprises a gun barrel and a gun handle positioned at the rear lower part of the gun barrel, a front-open air outlet cavity is arranged in the gun barrel, a bottom-open air inlet cavity is arranged in the gun handle, and a front-open control cavity for communicating the air outlet cavity with the air inlet cavity is arranged at the joint of the gun barrel and the gun handle; the gun body is provided with a trigger for driving the control valve device to move, the trigger is positioned in front of the gun handle, the top of the trigger is bridged on two sides of the gun barrel from the lower part through a U-shaped port arranged at the top of the trigger, and is rotatably connected in a pin hole arranged on the gun barrel through a bolt; the control valve device comprises a guide pipe, a valve rod, a piston, a front sealing ring, a rear sealing ring, a return spring and a fixing piece.
The control cavity is divided into a front-section valve cavity and a rear-section spring cavity, the cavity diameter of the valve cavity is larger than that of the spring cavity, the air outlet cavity is communicated with the valve cavity, and the air inlet cavity is communicated with the spring cavity.
the conduit is arranged in the valve cavity, and the wall of the conduit is provided with a through hole communicated with the air outlet cavity.
The fixing piece is arranged in front of the guide pipe and clamped in a clamping groove arranged on the side wall of the valve cavity so as to fix the guide pipe in the valve cavity.
The front sealing ring is clamped and fixed between the guide pipe and the fixing plate.
The back sealing ring is clamped and fixed between the guide pipe and the back wall of the valve cavity.
The piston passes through the rear sealing ring from the rear and is movably inserted into the rear pipe orifice of the guide pipe.
The valve rod passes through a rod hole arranged on the fixing sheet and the front sealing ring from the front and then is inserted into the guide pipe, the rear end of the valve rod is connected with the piston, and the front end of the valve rod is exposed out of the gun handle and is positioned behind the trigger.
The reset spring is arranged in the spring cavity, the front end of the reset spring props against the rear end of the piston, and the rear end of the reset spring props against the rear wall of the spring cavity.
The utility model discloses a front and back sealing washer all is fixed in the valve chamber, and the back sealing washer can not be along with piston motion, is favorable to improving its durability.
Drawings
FIG. 1 is an external view of the overall structure of an embodiment of the present invention;
FIG. 2 is an exploded view of FIG. 1;
fig. 3 is an internal view of the overall structure of an embodiment of the present invention;
Fig. 4 is a schematic view of the internal structure of the gun body according to the embodiment of the present invention;
Fig. 5 is a schematic view of a catheter structure according to an embodiment of the present invention.
Detailed Description
The present invention will be described with reference to the accompanying drawings and specific embodiments.
referring to FIGS. 1-5:
An air gun comprises a gun body 1, wherein the gun body 1 comprises a gun barrel 1-1 and a gun handle 1-2 positioned at the rear lower part of the gun barrel 1-1, a front-open air outlet cavity 101 is arranged in the gun barrel 1-1, a bottom-open air inlet cavity 102 is arranged in the gun handle 1-2, and a front-open control cavity 103 for communicating the air outlet cavity 101 with the air inlet cavity 102 is arranged at the joint of the gun barrel 1-1 and the gun handle 1-2; the gun body 1 is provided with a trigger 3 for driving the control valve device to move, the trigger 3 is positioned in front of the gun handle 1-2, the top of the trigger is bridged on two sides of the gun barrel 1-1 from the lower part through a U-shaped port arranged at the trigger 3, and is rotatably connected in a pin hole 104 arranged on the gun barrel 1-1 through a bolt 11.
The control cavity 103 is divided into a front-section valve cavity 1031 and a rear-section spring cavity 1032, the cavity diameter of the valve cavity 1031 is larger than that of the spring cavity 1032, the air outlet cavity 101 is communicated with the valve cavity 1031, and the air inlet cavity 102 is communicated with the spring cavity 1032.
The control valve device comprises a guide pipe 4, a valve rod 5, a piston 6, a front sealing ring 7, a rear sealing ring 8, a return spring 9 and a fixing plate 10, wherein:
The conduit 4 is arranged in the valve chamber 1031, and the wall thereof is provided with a through hole 401 communicated with the air outlet chamber 101.
the fixing plate 10 is disposed in front of the conduit 4 and is clamped in a clamping groove 10311 disposed on a side wall of the valve chamber 1031, so as to fix the conduit 4 in the valve chamber 1031.
The front seal ring 7 is clamped and fixed between the guide tube 4 and the fixing piece 10.
The rear sealing ring 8 is clamped and fixed between the conduit 4 and the rear wall of the valve chamber 1031.
the piston 6 passes through the rear sealing ring 8 from the rear and is movably inserted into the rear pipe orifice of the guide pipe 4.
the valve rod 5 passes through a rod hole arranged on the fixing piece 10 and the front sealing ring 7 from the front and then is inserted into the guide pipe 4, the rear end of the valve rod is connected with the piston 6, and the front end of the valve rod is exposed out of the gun handle 1-2 and is positioned at the rear of the trigger 3.
The return spring 9 is disposed in the spring chamber 1032, and has a front end supported on the rear end of the piston 6 and a rear end supported on the rear wall of the spring chamber 1032.
When the gas source device is used, the gas source pipe is connected to the bottom end of the gun handle 1-2 to connect a gas source, the trigger 3 is pulled backwards, the trigger 3 drives the valve rod 5 to retreat, the valve rod 5 drives the piston 6 to retreat to open the rear pipe orifice of the guide pipe 4, and high-pressure gas is sprayed outwards along the gas inlet cavity 102, the spring cavity 1032, the guide pipe 4, the gas outlet cavity 101 and the gas outlet nozzle 2; the trigger 3 is released and the return spring 9 drives the piston 6 and valve stem 5 to return forwardly.
Claims (1)
1. an air gun comprises a gun body (1), wherein the gun body (1) comprises a gun barrel (1-1) and a gun handle (1-2) positioned at the rear lower part of the gun barrel (1-1), a front opening type air outlet cavity (101) is arranged in the gun barrel (1-1), a bottom opening type air inlet cavity (102) is arranged in the gun handle (1-2), and a front opening type control cavity (103) for communicating the air outlet cavity (101) with the air inlet cavity (102) is arranged at the joint of the gun barrel (1-1) and the gun handle (1-2); the gun comprises a gun body (1), a gun handle (1-2), an air outlet nozzle (2), a control valve device, a trigger (3) and a bolt (11), wherein the air outlet nozzle (2) is arranged at the cavity port of the air outlet cavity (101), the internal thread (1021) for connecting an air source is arranged in the cavity port of the air inlet cavity (102), the control valve device for conducting/cutting off a passage between the air outlet cavity (101) and the air inlet cavity (102) is arranged in the control cavity (103), the trigger (3) for driving the control valve device to move is arranged on the gun body (1), the trigger (3) is positioned in front of the gun handle (1-2), the top of the trigger is bridged to two sides of the gun barrel (1-1) from the lower part through a U-shaped; the control valve device comprises a guide pipe (4), a valve rod (5), a piston (6), a front sealing ring (7), a rear sealing ring (8), a return spring (9) and a fixing piece (10); the method is characterized in that:
the control cavity (103) is divided into a front-section valve cavity (1031) and a rear-section spring cavity (1032), the cavity diameter of the valve cavity (1031) is larger than that of the spring cavity (1032), the air outlet cavity (101) is communicated with the valve cavity (1031), and the air inlet cavity (102) is communicated with the spring cavity (1032);
The conduit (4) is arranged in the valve cavity (1031), and the wall of the conduit is provided with a through hole (401) communicated with the air outlet cavity (101);
The fixing piece (10) is arranged in front of the guide pipe (4) and clamped in a clamping groove (10311) arranged on the side wall of the valve cavity (1031) so as to fix the guide pipe (4) in the valve cavity (1031);
The front sealing ring (7) is clamped and fixed between the guide pipe (4) and the fixing piece (10);
The rear sealing ring (8) is clamped and fixed between the conduit (4) and the rear wall of the valve cavity (1031);
The piston (6) passes through the rear sealing ring (8) from the rear and is movably inserted into the rear pipe orifice of the guide pipe (4);
the valve rod (5) passes through a rod hole arranged on the fixing piece (10) from the front and a front sealing ring (7) and then is inserted into the guide pipe (4), the rear end of the valve rod is connected with the piston (6), and the front end of the valve rod is exposed out of the gun handle (1-2) and is positioned behind the trigger (3);
The return spring (9) is arranged in the spring cavity (1032), the front end of the return spring props against the rear end of the piston (6), and the rear end of the return spring props against the rear wall of the spring cavity (1032).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920117809.0U CN209781719U (en) | 2019-01-23 | 2019-01-23 | air gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920117809.0U CN209781719U (en) | 2019-01-23 | 2019-01-23 | air gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209781719U true CN209781719U (en) | 2019-12-13 |
Family
ID=68793640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920117809.0U Active CN209781719U (en) | 2019-01-23 | 2019-01-23 | air gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209781719U (en) |
-
2019
- 2019-01-23 CN CN201920117809.0U patent/CN209781719U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200131 Address after: Lu gurabardha education three 528400 villages and towns in Guangdong city of Zhongshan province No. 16 Patentee after: ZHONGSHAN TIANHAO PLASTIC PRODUCT INDUSTRY CO., LTD. Address before: Lu gurabardha education three 528400 villages and towns in Guangdong city of Zhongshan province No. 16 Patentee before: Ke Weisi |