CN219655535U - Pneumatic pipe joint of new energy automobile chassis - Google Patents

Pneumatic pipe joint of new energy automobile chassis Download PDF

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Publication number
CN219655535U
CN219655535U CN202320291206.9U CN202320291206U CN219655535U CN 219655535 U CN219655535 U CN 219655535U CN 202320291206 U CN202320291206 U CN 202320291206U CN 219655535 U CN219655535 U CN 219655535U
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CN
China
Prior art keywords
pipe joint
new energy
energy automobile
valve
pneumatic pipe
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Active
Application number
CN202320291206.9U
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Chinese (zh)
Inventor
谢龙兴
谢丽云
周文霞
姚丹
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Changzhou Liyun Precision Machinery Co ltd
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Changzhou Liyun Precision Machinery Co ltd
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Priority to CN202320291206.9U priority Critical patent/CN219655535U/en
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Publication of CN219655535U publication Critical patent/CN219655535U/en
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Abstract

The utility model relates to the technical field of new energy automobile accessories, in particular to a new energy automobile chassis pneumatic pipe joint which comprises a connector, a tap and a pin barrel and a screw sleeve which are coaxially arranged, wherein the pin barrel is connected with the screw sleeve in a clamping way, a plurality of steel balls are arranged on the outer wall of the pin barrel in a penetrating way, a shell is sleeved on the pin barrel, the shell is in sliding fit with the pin barrel and the screw sleeve, and an outer spring is arranged between the inner end of the shell and the screw sleeve; the middle parts of the pin barrel and the screw sleeve are provided with a compression ring, one end of the compression ring is provided with a sealing block, the other end of the compression ring is provided with a valve, and a taper spring is arranged between the valve and the inner end of the screw sleeve. The pneumatic pipe joint is used in the process of using, the valve is pushed to be opened by air pressure, the pipeline is connected, after equipment stops, the valve can be pushed to be closed by the taper spring, so that the pipeline is disconnected, the flow of air flow in the pipeline is avoided, and the circulation of dust can be reduced.

Description

Pneumatic pipe joint of new energy automobile chassis
Technical Field
The utility model relates to the technical field of new energy automobile accessories, in particular to a new energy automobile chassis pneumatic pipe joint.
Background
Pneumatic pipe joints are common pipe joints and are widely used. Pneumatic pipe joint fittings are also used on the chassis of the new energy automobile for connecting air pipes.
The pneumatic pipe joint of the prior art is integrally formed with the main body, and the pneumatic pipe joint of the prior art has no function of blocking the air flow in the air pipe after the equipment stops running, and cannot form a closed space in the air pipe, so that dust can flow, and therefore, the pneumatic pipe joint of the chassis of the new energy automobile is provided for solving the problems.
Disclosure of Invention
The utility model aims to solve the problems that in the prior art, the inside of a pneumatic pipe joint does not have the function of blocking the airflow in an air pipe after equipment stops running, a closed space cannot be formed in the air pipe, and dust can flow.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the novel energy automobile chassis pneumatic pipe joint comprises a connector, a tap and a pin barrel and a screw sleeve which are coaxially arranged, wherein the pin barrel is connected with the screw sleeve in a clamping way, a plurality of steel balls are arranged on the outer wall of the pin barrel in a penetrating way, a shell is sleeved on the pin barrel, the shell is in sliding fit with the pin barrel and the screw sleeve, and an outer spring is arranged between the inner end of the shell and the screw sleeve;
the middle part of round pin section of thick bamboo and swivel nut is provided with the clamping ring, the one end of clamping ring is provided with the sealing block, and the other end of clamping ring is provided with the valve to be provided with the tapering spring between the valve with the inner of swivel nut, after equipment stops, can promote the valve closure by the tapering spring, thereby make the pipeline disconnection, avoid the flow of the inside air current of pipeline, thereby reducible dust's circulation.
As a preferable technical scheme of the utility model, one end of the connector is inserted into the pin barrel, a clamping groove matched with the steel ball is formed in the outer wall of the connector, an external thread part is arranged at the outer end of the connector, and the connector is installed on an external pipeline through the external thread part to connect one end of the device.
As a preferable technical scheme of the utility model, the inner end of the connector is attached to the sealing block, and the inner end of the connector and the sealing block are provided with the adaptive chamfer surfaces, so that the sealing performance of the connector after installation is improved, and the factor of air leakage is reduced.
As a preferable technical scheme of the utility model, the number of the steel balls is three to ten, the steel balls are uniformly distributed around the pin barrel, when the connector is inserted into the pin barrel, the split connector is clamped and fixed by the steel balls, and the shell slides towards the direction of the threaded sleeve through the sliding shell, so that the connector can be pulled out.
As a preferable technical scheme of the utility model, one end of the valve is a pipe body, an air outlet hole is formed in the pipe body, and a positioning block is arranged in the middle of the other end of the valve, so that the moving stability of the taper spring is improved when the taper spring is extruded by the positioning block.
As a preferable technical scheme of the utility model, the tap is in threaded connection with the screw sleeve, the outer wall of the tap is provided with a regular hexagon boss for wrench rotation, and the hexagonal boss is convenient for the wrench to rotate the tap, so that the tap is tightly connected with the screw sleeve.
As a preferable technical scheme of the utility model, the outer end of the screw sleeve is provided with a sealing tube matched with the tap, the inner wall of the sealing tube is provided with a sealing ring, meanwhile, one section of the tap is matched with the inner diameter of the sealing tube, the sealing performance of the joint of the tap and the screw sleeve is improved through the sealing ring, and the factor of air leakage is reduced.
The beneficial effects of the utility model are as follows:
1. the pneumatic pipe joint is used in the process of using, the valve is pushed to be opened by air pressure, the pipeline is connected, after equipment stops, the valve can be pushed to be closed by the taper spring, so that the pipeline is disconnected, the flow of air flow in the pipeline is avoided, and the circulation of dust can be reduced.
2. The device is convenient to detach the pneumatic pipe joint through the pin barrel and the threaded sleeve which are arranged in a clamping manner, and meanwhile, the device is convenient to maintain and replace parts such as an internal valve and a taper spring.
Drawings
Fig. 1 is a schematic structural diagram of a pneumatic pipe joint of a new energy automobile chassis;
fig. 2 is a schematic structural diagram of a valve in a pneumatic pipe joint of a new energy automobile chassis.
In the figure: 1. a housing; 2. a sealing block; 3. a pin barrel; 4. steel balls; 5. a valve; 51. an air outlet hole; 6. a compression ring; 7. a tap; 8. a screw sleeve; 81. sealing the tube; 9. an outer spring; 10. a taper spring; 11. and (5) a connector.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-2, a pneumatic pipe joint of a new energy automobile chassis comprises a connector 11, a tap 7, a pin barrel 3 and a threaded sleeve 8 which are coaxially arranged, wherein the pin barrel 3 is connected with the threaded sleeve 8 in a clamping manner, one end of the threaded sleeve 8 is provided with a stepped surface, and the threaded sleeve 8 is inserted into the pin barrel 3 and is in interference fit with the pin barrel 3;
the outer wall of the pin cylinder 3 is provided with a plurality of steel balls 4 in a penetrating way, the number of the steel balls 4 is three to ten, the steel balls 4 are uniformly distributed around the pin cylinder 3, the outer wall of the pin cylinder 3 is provided with through holes matched with the steel balls 4, and meanwhile, the inner diameter of the inner end of each through hole is smaller than the inner diameter of the upper end, so that the steel balls 4 can be exposed but cannot fall off;
the pin barrel 3 is sleeved with a shell 1, the shell 1 is in sliding fit with the pin barrel 3 and the threaded sleeve 8, an outer spring 9 is arranged between the inner end of the shell 1 and the threaded sleeve 8, a containing cavity of the outer spring 9 is formed in the inner wall of the pin barrel 3, and meanwhile, a containing cavity of the steel ball 4 is formed, so that when the shell 1 slides towards the threaded sleeve 8, the steel ball 4 can be positioned in the containing cavity, and the connector 11 can be pulled out conveniently;
the middle part of round pin section of thick bamboo 3 and swivel nut 8 is provided with clamping ring 6, the one end of clamping ring 6 is provided with sealing block 2, and the other end of clamping ring 6 is provided with valve 5, and be provided with tapering spring 10 between the inner of valve 5 and swivel nut 8, the one end of valve 5 is the body, and the venthole 51 has been seted up on the body, and the other end middle part of valve 5 is provided with the locating piece, the setting of locating piece has improved the stability that when extrudeing tapering spring 10, tapering spring 10 removes, after equipment stops, can promote valve 5 closure by tapering spring 10, thereby make the pipeline disconnection, avoid the flow of the inside air current of pipeline, thereby reducible dust's circulation.
Wherein, the one end of connector 11 is inserted and is established in round pin section of thick bamboo 3, and the outer end of connector 11 is provided with external screw thread portion, installs connector 11 on outside pipeline through external screw thread portion, connects the one end of this device, and the inner and the laminating of sealing block 2 of connector 11, and the chamfer of looks adaptation has been seted up on the inner and the sealing block 2 of connector 11, improves the sealing performance after the connector 11 is installed, reduces the factor of gas leakage.
When the connector 11 is inserted into the pin barrel 3, the steel balls 4 are used for clamping and fixing the split joint 7, and the shell 1 slides towards the screw sleeve 8 by sliding the shell 1, so that the connector 11 can be pulled out.
Simultaneously, tap 7 and swivel nut 8 threaded connection, and be provided with the regular hexagon boss that is used for spanner pivoted on the outer wall of tap 7, the setting of being convenient for through the hexagon boss adopts spanner to rotate to swivel nut 7, make tap 7 and swivel nut 8 zonulae occludens, the outer end of swivel nut 8 is provided with the sealed tube 81 with tap 7 looks adaptation, be provided with the sealing washer on the inner wall of sealed tube 81, simultaneously, the one section of tap 7 and the internal diameter looks adaptation of sealed tube 81, improve the leakproofness of tap 7 and swivel nut 8 junction through the sealing washer, reduce the factor of gas leakage.
In this embodiment: the connector 11 is screwed on an external pipeline, the air pipe is inserted on the tap 7 and is fixed by adopting the clamp, when the external air pump works, the valve 5 is pushed by air pressure, the taper spring 10 is extruded to be opened, air flow flows into the tap 7 through the air outlet hole 51 to be communicated with the pipeline, and after the equipment stops, the valve 5 can be pushed to be closed by the taper spring 10, so that the pipeline is disconnected, the flow of air flow in the pipeline is avoided, and the circulation of dust can be reduced;
meanwhile, the pin barrel 3, the threaded sleeve 8, the tap 7 and the connector 11 which are detachably arranged can be detached at the later stage, so that the internal parts can be maintained and replaced.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (7)

1. The utility model provides a new energy automobile chassis pneumatic pipe joint, includes connector (11), tap (7) and coaxial round pin section of thick bamboo (3), swivel nut (8) that set up, its characterized in that, round pin section of thick bamboo (3) are connected with swivel nut (8) card, and the outer wall of round pin section of thick bamboo (3) runs through and is provided with a plurality of steel balls (4) to round pin section of thick bamboo (3) are gone up to cover and are equipped with casing (1), casing (1) and round pin section of thick bamboo (3), swivel nut (8) all sliding fit, and be provided with outer spring (9) between casing (1) inner and the swivel nut (8);
the middle parts of the pin cylinder (3) and the screw sleeve (8) are provided with a compression ring (6), one end of the compression ring (6) is provided with a sealing block (2), the other end of the compression ring (6) is provided with a valve (5), and a taper spring (10) is arranged between the valve (5) and the inner end of the screw sleeve (8).
2. The pneumatic pipe joint for the new energy automobile chassis according to claim 1, wherein one end of the connector (11) is inserted into the pin barrel (3), a clamping groove matched with the steel ball (4) is formed in the outer wall of the connector (11), and an external thread part is formed at the outer end of the connector (11).
3. The pneumatic pipe joint for the new energy automobile chassis according to claim 2, wherein the inner end of the connecting head (11) is attached to the sealing block (2), and an adaptive chamfer is formed on the inner end of the connecting head (11) and the sealing block (2).
4. The pneumatic pipe joint of the new energy automobile chassis according to claim 1, wherein the number of the steel balls (4) is three to ten, and the steel balls (4) are uniformly distributed around the pin barrel (3).
5. The pneumatic pipe joint for the chassis of the new energy automobile according to claim 1, wherein one end of the valve (5) is a pipe body, an air outlet hole (51) is formed in the pipe body, and a positioning block is arranged in the middle of the other end of the valve (5).
6. The pneumatic pipe joint for the new energy automobile chassis according to claim 1, wherein the tap (7) is in threaded connection with the threaded sleeve (8), and a regular hexagon boss for wrench rotation is arranged on the outer wall of the tap (7).
7. The pneumatic pipe joint for the new energy automobile chassis according to claim 6, wherein a sealing pipe (81) matched with the tap (7) is arranged at the outer end of the screw sleeve (8), and a sealing ring is arranged on the inner wall of the sealing pipe (81).
CN202320291206.9U 2023-02-23 2023-02-23 Pneumatic pipe joint of new energy automobile chassis Active CN219655535U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202320291206.9U CN219655535U (en) 2023-02-23 2023-02-23 Pneumatic pipe joint of new energy automobile chassis

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202320291206.9U CN219655535U (en) 2023-02-23 2023-02-23 Pneumatic pipe joint of new energy automobile chassis

Publications (1)

Publication Number Publication Date
CN219655535U true CN219655535U (en) 2023-09-08

Family

ID=87859918

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202320291206.9U Active CN219655535U (en) 2023-02-23 2023-02-23 Pneumatic pipe joint of new energy automobile chassis

Country Status (1)

Country Link
CN (1) CN219655535U (en)

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