CN215171786U - Air spring sealing device - Google Patents
Air spring sealing device Download PDFInfo
- Publication number
- CN215171786U CN215171786U CN202121079985.3U CN202121079985U CN215171786U CN 215171786 U CN215171786 U CN 215171786U CN 202121079985 U CN202121079985 U CN 202121079985U CN 215171786 U CN215171786 U CN 215171786U
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- China
- Prior art keywords
- air spring
- sealed
- sealing
- sealing joint
- seal assembly
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- Expired - Fee Related
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Abstract
The utility model discloses an air spring sealing device, including sealed cowling, suction nozzle and sealing joint install at the sealed cowling top, suction nozzle and sealed cowling threaded connection, the sealed cowling top is equipped with the through-hole, sealing joint and through-hole interference fit, the last cable that is connected with of sealing joint. The utility model discloses a sealed with the sealed of air spring upper cover plate breather pipe is realized to sealed cowling internal dimension, and the suction nozzle passes through sealed threaded connection, can realize that the gas circuit is connected unobstructed, and is connected through sealing joint and sealed cowling interference fit and can realize the interchange of inside sensor and outside realization electricity and signal under the sealed condition, can guarantee the feasibility of long-term real-time supervision air spring internal parameter, helps realizing the multiple experimental verification of air spring in addition.
Description
Technical Field
The utility model relates to an air spring technical field, more specifically relates to an air spring sealing device.
Background
The air spring is a core component of the air suspension, and the air suspension can improve the smoothness, the comfort, the operation stability and the safety of train driving. Chinese utility model patent with publication number CN211195758U discloses an air spring sensor, including air spring, sensor and air cock external member, the sensor encapsulation is in the air cock external member, and the air cock external member passes through the sealing member of threaded connection at the lower extreme and the inflation inlet assembly of air spring, is equipped with the air cock in the air cock external member and connects the screw. According to the technical scheme, the installation structure of the sensor and the inflation structure of the air spring are integrated, but the sensor needs electricity and signal feedback when used, and the connection of the air path, the circuit and the signal of the sensor in the air spring cannot be realized by the installation mode on the premise of ensuring sealing.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to the not enough among the prior art, provide an air spring sealing device, realize the circulation of sensor and outside electricity and signal under the sealed condition of assurance, easily processing production, simple to operate is fixed reliable.
The purpose of the utility model is realized through the following technical scheme:
the air spring sealing device comprises a sealing cover, an air inlet nozzle and a sealing joint, wherein the air inlet nozzle and the sealing joint are installed at the top of the sealing cover, the air inlet nozzle is in threaded connection with the sealing cover, a through hole is formed in the top of the sealing cover, the sealing joint is in interference fit with the through hole, and a cable is connected to the sealing joint.
Further, the through hole at the top of the sealing cover is of an inverted T shape.
Further, the sealing joint is matched with the inverted T-shaped through hole.
Further, the air spring sealing device is installed on the top of the upper cover plate of the air spring.
Further, the inner diameter of the sealing cover is matched with the outer diameter of the vent hole of the upper cover plate.
Further, the cable is hermetically connected with the sealing joint.
Further, the number of the cables is two.
Furthermore, one of the two cables is an electric wire, and the other is a signal wire.
Further, a sensor is installed in the air spring, and the electric wire is used for supplying power to the sensor.
Further, the signal line is connected with a sensor.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses a sealed with the sealed of air spring upper cover plate breather pipe is realized to sealed cowling internal dimension, and the suction nozzle passes through sealed threaded connection, can realize that the gas circuit is connected unobstructed, and is connected through sealing joint and sealed cowling interference fit and can realize the interchange of inside sensor and outside realization electricity and signal under the sealed condition, can guarantee the feasibility of long-term real-time supervision air spring internal parameter, helps realizing the multiple experimental verification of air spring in addition.
Drawings
FIG. 1 is a schematic view of an air spring seal assembly;
FIG. 2 is a schematic view of a seal joint;
wherein, 1 is a sealing cover, 2 is an air inlet nozzle, and 3 is a sealing joint.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the invention; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the invention.
Example 1
As shown in fig. 1 and 2, the present embodiment provides an air spring sealing device, which includes a sealing cover 1, an air inlet nozzle 2 and a sealing joint 3, wherein the air inlet nozzle 2 and the sealing joint 3 are respectively installed at the top of the sealing cover 1; wherein suction nozzle 2 and 1 threaded connection of sealed cowling, be equipped with the screw hole at 1 top plane of sealed cowling, suction nozzle 2 installs at the screw hole, can be used to the connection of external pressure gas charging line, realizes that the gas circuit connection is smooth and easy when guaranteeing to connect sealed, aerifys to air spring inside.
In this embodiment, be equipped with type of falling T through-hole at sealed cowling 1 top, sealing joint 3 installs in type of falling T through-hole, and sealing joint 3 and type of falling T through-hole interference fit, and the inside outward design of following sealed cowling 1 has the boss to form the backstop, prevent that internal pressure is too big to extrude sealed joint 3.
The air spring sealing device provided by the embodiment is used for being installed at the top of an upper cover plate of an air spring, and the inner diameter of the sealing cover 1 is matched with the outer diameter of a vent hole of the upper cover plate to ensure sealing. The sealing joint 3 is connected with a cable, and preferably, in this embodiment, two cables, one is an electric wire and the other is a signal wire, are connected to the sealing joint 3 and are all connected with the sealing joint 3 in a sealing manner.
Install the sensor in air spring for carry out accurate measurement to air spring internal pressure and other parameters, monitor air spring internal parameter, the electric wire on the sealing joint 3 is used for supplying power for the sensor, and the signal line is connected with the sensor, is used for realizing that internal sensor exchanges with external signal under sealed condition, thereby has realized the circulation of sensor and outside electricity and signal.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The air spring sealing device is characterized by comprising a sealing cover, an air inlet nozzle and a sealing joint, wherein the air inlet nozzle and the sealing joint are installed at the top of the sealing cover, the air inlet nozzle is in threaded connection with the sealing cover, a through hole is formed in the top of the sealing cover, the sealing joint is in interference fit with the through hole, and a cable is connected to the sealing joint.
2. The air spring seal assembly of claim 1 wherein said top through hole of said boot seal is inverted T-shaped.
3. The air spring seal assembly of claim 2 wherein said sealing nipple is fitted into an inverted T-shaped through hole.
4. The air spring seal assembly of claim 1 wherein said air spring seal assembly is mounted atop an upper cover plate of an air spring.
5. The air spring seal assembly of claim 4 wherein said seal housing has an inner diameter that matches an outer diameter of said upper cover vent opening.
6. The air spring seal assembly of claim 1 wherein said cable is sealingly connected to a sealing nipple.
7. The air spring seal assembly of claim 1 wherein said cables are two in number.
8. The air spring seal assembly of claim 7 wherein said two cables are one electrical wire and one signal wire.
9. The air spring seal assembly of claim 8 wherein a sensor is mounted within said air spring and said electrical cord is used to power said sensor.
10. The air spring seal assembly of claim 9 wherein said signal wire is connected to a sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121079985.3U CN215171786U (en) | 2021-05-19 | 2021-05-19 | Air spring sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121079985.3U CN215171786U (en) | 2021-05-19 | 2021-05-19 | Air spring sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215171786U true CN215171786U (en) | 2021-12-14 |
Family
ID=79371757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121079985.3U Expired - Fee Related CN215171786U (en) | 2021-05-19 | 2021-05-19 | Air spring sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215171786U (en) |
-
2021
- 2021-05-19 CN CN202121079985.3U patent/CN215171786U/en not_active Expired - Fee Related
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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: 20211214 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |