CN211084946U

CN211084946U - Air chamber of air gun

Info

Publication number: CN211084946U
Application number: CN201921665666.3U
Authority: CN
Inventors: 付强
Original assignee: Zhuhai Qiangyuan Sports Goods Co ltd
Current assignee: Zhuhai Qiangyuan Sports Goods Co ltd
Priority date: 2019-09-29
Filing date: 2019-09-29
Publication date: 2020-07-24
Anticipated expiration: 2029-09-29

Abstract

The utility model relates to an air gun technical field discloses an air gun air chamber, including the air chamber body and locate this internal cylinder of air chamber, be equipped with into gas channel and air outlet channel on the cylinder, air outlet channel's end can communicate with the barrel, is equipped with continuous push rod and piston in the cylinder, and outside the front end of push rod stretched out into the gas channel, be equipped with first air flue on push rod and the piston, piston and cylinder were close to and are equipped with the elastic component between the lateral wall of going into the gas channel. When the air chamber aerifys, push rod and piston move toward one side of going into the gas passage, the elastic component is compressed the energy storage, during the shooting, the gas that has certain pressure in the cylinder promotes the bullet and jets out from the barrel, and the elastic component promotes the piston simultaneously and moves toward the passageway direction of giving vent to anger to slow down the decline of gas pressure in cylinder and the barrel, make the bullet receive a relatively stable pressure promotion always, and then effectively improve the initial velocity that the barrel was jetted out to the bullet, improve the range of air gun.

Description

Air chamber of air gun

Technical Field

The utility model relates to an air gun technical field, in particular to air gun air chamber.

Background

The air gun can be used as a leisure entertainment and sports project, is loved by many people, and provides power for the bullet in the gun tube through the gas with certain pressure in the gas chamber, thereby realizing firing. The fixed air chamber that current stage air gun used, give the air chamber air feed by the gas cylinder, at the percussion in-process, the bullet that receives gaseous promotion moves forward in the barrel, and the space volume at bullet rear is more and more big for atmospheric pressure diminishes gradually relatively, and gaseous also is more and more littleer to the promotion of bullet accelerated motion, causes the bullet initial velocity, and the range is short, needs to consume a large amount of gas.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least, for this reason, the utility model provides an air gun air chamber, under the gas of same capacity, can effectively improve the initial velocity of bullet, improve the range of air gun.

According to the utility model discloses air gun air chamber, include the air chamber body and locate this internal cylinder of air chamber, be equipped with into gas channel and air outlet channel on the cylinder, air outlet channel can communicate with the barrel, be equipped with continuous push rod and piston in the cylinder, stretch out outside the gas channel into the front end of push rod, the push rod with be equipped with first air flue on the piston, the piston with the cylinder is close to be equipped with the elastic component between the lateral wall of gas channel.

According to the utility model discloses air gun air chamber has following beneficial effect at least: when the air chamber aerifys, push rod and piston move toward one side of going into gas channel, the elastic component is compressed energy storage, during the shooting, also be when the air chamber is gassing, stop to aerify in the cylinder, the gas that has certain pressure in the cylinder promotes the bullet and jets out from the barrel, advance along with the bullet, the pressure of gas diminishes gradually in cylinder and the barrel, the elastic component promotes the piston and removes toward the passageway direction of giving vent to anger, thereby slow down the decline of gas pressure in cylinder and the barrel, make the bullet receive a relatively stable pressure promotion always, and then effectively improve the bullet and jet out the initial velocity of barrel, improve the range of air gun.

According to some embodiments of the invention, a plurality of first sealing elements are provided between the side wall of the piston and the inner wall of the cylinder.

According to some embodiments of the present invention, a plurality of second sealing members are provided between the side wall of the push rod and the inner wall of the inlet passage.

According to the utility model discloses a some embodiments, be equipped with on the air chamber body with go into the inlet channel of air channel intercommunication, be equipped with the moving part in the inlet channel, be equipped with the second air flue on the moving part, the bore of second air flue is less than the bore of first air flue, the front end of push rod is equipped with first end cap, first end cap can be with the shutoff of second air flue, the income gas port of first air flue is located the front end of push rod.

According to some embodiments of the present invention, the first plug is a cone, and the side wall of the first plug may be in tight abutment with the side wall of the second air passage.

According to some embodiments of the present invention, the air inlet passage is provided with an interface on its front end, the interface with the second air passage intercommunication.

According to some embodiments of the invention, a plurality of third sealing elements is provided between the side wall of the moving part and the inner wall of the air inlet channel.

According to some embodiments of the utility model, be equipped with the second end cap in the air outlet channel, the second end cap is connected with the connecting rod that stretches out the air outlet channel outward.

According to some embodiments of the utility model, the second end cap is the centrum, the lateral wall of second end cap can closely butt with gas outlet channel's lateral wall.

According to some embodiments of the invention, the resilient member is a spring.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples;

fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;

fig. 2 is a cross-sectional view of an embodiment of the present invention.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, and a plurality of means are two or more. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 to 2, an air chamber of an air gun comprises an air chamber body 10 and an air cylinder 20 arranged in the air chamber body 10, wherein an air inlet passage 30 and an air outlet passage 40 are arranged on the air cylinder 20, the air outlet passage 40 can be communicated with a gun barrel, a push rod 50 and a piston 60 which are connected are arranged in the air cylinder 20, the front end of the push rod 50 extends out of the air inlet passage 30, a first air passage 70 is arranged on the push rod 50 and the piston 60, namely, the first air passage 70 simultaneously penetrates through the push rod 50 and the piston 60, and an elastic member 80 is arranged between the piston 60 and the side wall of the air cylinder 20 close to the air.

When the air chamber is inflated, the gas of the gas cylinder is inflated into the cylinder 20 through the first air passage 70, the pressure in the cylinder 20 is increased, thereby pushing the push rod 50 and the piston 60 to move towards one side of the gas inlet channel 30, the elastic part 80 is compressed to store energy, when shooting, namely the air chamber is deflated, the inflation in the cylinder 20 is stopped, the gas with certain pressure in the cylinder 20 is discharged into the barrel from the gas outlet channel 40, thereby pushing the bullet to eject out from the barrel, the pressure of the gas in the cylinder 20 and the barrel is gradually reduced along with the forward advance of the bullet, the elastic part 80 pushes the piston 60 to move towards the gas outlet channel 40, thereby slowing down the pressure reduction in the cylinder 20 and the barrel, so that the bullet is always pushed by a relatively stable pressure, further effectively improving the initial velocity of the bullet ejecting out of the barrel, and improving the range of the gas gun.

Air chamber body 10 and body of a gun are connected, and elastic component 80 is the spring, and elastic component 80 overlaps on push rod 50, and elastic component 80 draws materials easily, and is with low costs, and cylinder 20 and piston 60 all are cylindrically, and elastic component 80, push rod 50, cylinder 20 and piston 60's simple structure, the reliability is high.

Be equipped with a plurality of first sealing member 160 between the lateral wall of piston 60 and the inner wall of cylinder 20, first sealing member 160 is the elasticity sealing washer, and first sealing member 160 plays the effect of the lateral wall of sealed piston 60 and the inner wall of cylinder 20, can effectively avoid the gas leakage in the cylinder 20, avoids the gas storage pressure reduction of air chamber. Further, a plurality of first annular grooves are formed in the side wall of the piston 60, and the first sealing members 160 are disposed in the first annular grooves. A plurality of second sealing elements 90 are arranged between the side wall of the push rod 50 and the inner wall of the air inlet channel 30, the second sealing elements 90 are elastic sealing rings, and the second sealing elements 90 play a role in sealing the side wall of the push rod 50 and the inner wall of the air inlet channel 30. Further, a plurality of second annular grooves are formed in the side wall of the push rod 50, and the second sealing members 90 are disposed in the second annular grooves, in this embodiment, the number of the second annular grooves and the number of the second sealing members 90 are both one.

The air chamber body 10 is provided with an air inlet channel 100 communicated with the air inlet channel 30, a movable element 110 is arranged in the air inlet channel 100, a second air channel is arranged on the movable element 110, the caliber of the second air channel is smaller than that of the first air channel 70, the front end of the push rod 50 is provided with a first plug 120, the first plug 120 can plug the second air channel, and the air inlet of the first air channel 70 is arranged at the front end of the push rod 50. When the air cylinder 20 is inflated to a certain pressure, the first plug 120 plugs the second air passage, and the air inlet of the first air passage 70 is formed in the front end of the push rod 50 or the first plug 120, so that the first air passage 70 is disconnected from the second air passage, and the air inflation into the air cylinder 20 is stopped. When the air cylinder 20 is deflated, the piston 60 and the push rod 50 move towards the direction of the air outlet channel 40, the first air channel 70 is communicated with the second air channel again, and the air cylinder 20 starts to be inflated slowly because the caliber of the second air channel is smaller than that of the first air channel 70. Further, the first plug 120 is a cone, a large end of the first plug 120 is connected to the front end of the push rod 50, and the side wall of the first plug 120 can be tightly abutted to the side wall of the second air passage, so as to plug the second air passage.

The front end of the air inlet channel 100 is provided with a connector 130, the connector 130 is communicated with the second air channel, and the air chamber and the air bottle can be conveniently communicated through the connector 130. The interface 130 has a tubular section extending into the air inlet passage 100, the movable element 110 is in a barrel shape, the movable element 110 is sleeved on the tubular section, and the second air passage is arranged at the bottom of the barrel of the movable element 110. By adjusting the position of the movable element 110 in the intake passage 100 or by using the ports 130 of different specifications, the tubular section can be pressed against the bottom of the movable element 110, so that the air pressure of the air cylinder 20 can be adjusted. A plurality of third sealing members 140 are disposed between the side wall of the movable member 110 and the inner wall of the air inlet passage 100, the third sealing members 140 are elastic sealing rings, and the third sealing members 140 function to seal the side wall of the movable member 110 and the inner wall of the air inlet passage 100. Further, a plurality of third annular grooves are formed in the side wall of the movable member 110, and the third sealing members 140 are disposed in the third annular grooves.

A second plug 150 is arranged in the air outlet channel 40, the second plug 150 is connected with a connecting rod extending out of the air outlet channel 40, and the second plug 150 plays a role in plugging the air outlet channel 40. Further, the second plug 150 is a cone, the tip of the second plug 150 is connected to a connecting rod, the connecting rod can be connected to a striker, and the sidewall of the second plug 150 can be tightly abutted to the sidewall of the air outlet channel 40, thereby playing a role in plugging the air outlet channel 40.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. An air gun air chamber, its characterized in that: including air chamber body (10) and locate cylinder (20) in air chamber body (10), be equipped with into gas channel (30) and air outlet channel (40) on cylinder (20), air outlet channel (40) can communicate with the barrel, be equipped with continuous push rod (50) and piston (60) in cylinder (20), outside the front end of push rod (50) stretches out into gas channel (30), push rod (50) with be equipped with first air flue (70) on piston (60), piston (60) with cylinder (20) are close to be equipped with elastic component (80) between the lateral wall of going into gas channel (30).

2. An air gun plenum according to claim 1 wherein: a plurality of first sealing elements (160) are arranged between the side wall of the piston (60) and the inner wall of the cylinder (20).

3. An air gun plenum according to claim 1 wherein: a plurality of second sealing pieces (90) are arranged between the side wall of the push rod (50) and the inner wall of the air inlet channel (30).

4. An air gun plenum according to claim 1 wherein: be equipped with on air chamber body (10) with inlet channel (100) of income gas channel (30) intercommunication, be equipped with moving part (110) in inlet channel (100), be equipped with the second air flue on moving part (110), the bore of second air flue is less than the bore of first air flue (70), the front end of push rod (50) is equipped with first end cap (120), first end cap (120) can be with the shutoff of second air flue, the income gas port of first air flue (70) is located the front end of push rod (50).

5. An air gun plenum according to claim 4 wherein: the first plug (120) is a cone, and the side wall of the first plug (120) can be tightly abutted with the side wall of the second air passage.

6. An air gun plenum according to claim 4 wherein: the front end of the air inlet channel (100) is provided with a connector (130), and the connector (130) is communicated with the second air channel.

7. An air gun plenum according to any one of claims 4 to 6 wherein: and a plurality of third sealing pieces (140) are arranged between the side wall of the movable piece (110) and the inner wall of the air inlet channel (100).

8. An air gun plenum according to claim 1 wherein: and a second plug (150) is arranged in the air outlet channel (40), and the second plug (150) is connected with a connecting rod extending out of the air outlet channel (40).

9. An air gun plenum as claimed in claim 8 wherein: the second plug (150) is a cone, and the side wall of the second plug (150) can be tightly abutted with the side wall of the air outlet channel (40).

10. An air gun plenum according to claim 1 wherein: the elastic piece (80) is a spring.