CN203230768U - Shock absorber with external air sac device - Google Patents
Shock absorber with external air sac device Download PDFInfo
- Publication number
- CN203230768U CN203230768U CN 201320271523 CN201320271523U CN203230768U CN 203230768 U CN203230768 U CN 203230768U CN 201320271523 CN201320271523 CN 201320271523 CN 201320271523 U CN201320271523 U CN 201320271523U CN 203230768 U CN203230768 U CN 203230768U
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- air bag
- oil
- flexible pipe
- seat
- piston
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Abstract
The utility model discloses a shock absorber with an external air sac device, which comprises an oil pipe internally provided with an oil cavity, the oil cavity is internally provided with a piston capable of reciprocating along the oil cavity, the oil cavity is divided into an upper oil cavity and a lower oil cavity by the piston of which the middle part is provided with a piston rod, one end of the piston rod extends outwards and penetrates out of the oil pipe, the end of the oil pipe at the part where the piston rod penetrates out is provided with an oil seal device, the piston is provided with an oil passing hole communicated with the upper oil cavity and the lower oil cavity, the piston rod is internally provided with an oil return passage, a damping spring is arranged on the outside of the oil pipe, one end, far away from the piston, of the upper cavity is provided with a pressure regulating opening onto which a pressure regulating opening mounting base is connected, and the pressure regulating opening mounting base is connected and provided with the air sac device through a hose. According to the shock absorber with the external air sac device, the external air sac device is connected with the oil pipe by the hose, the detachment is convenient, and the hose can be adjusted at will, so that the mounting position of the air sac device on a vehicle body can be regulated according to practical situations, and the adaptability is stronger.
Description
Technical field
The utility model relates to the automobile absorber technical field, is specifically related to a kind of air bag device external vibration damper.
Background technique
Concussion when vibration damper, vibration damper are mainly used to suppress bounce-back after the spring shock-absorbing and from the impact on road surface.Through uneven road surface the time, though the shock-absorbing spring can filter the vibrations on road surface, spring self also has to-and-fro motion, and vibration damper is used for suppressing this spring jump.Its working principle is that the piston in the vibration damper moves up and down when relative movement occurring when vibrations between vehicle frame or vehicle body and vehicle bridge, and the fluid in the vibration damper chamber just flows in another chamber through different holes from a chamber repeatedly.The intermolecular interior friction of friction between hole wall and fluid and fluid at this moment forms damping force to vibrations, makes the thump energy be converted into fluid heat energy, is dispersed in the atmosphere by the vibration damper absorption again.
Vibration damper generally is connected with air bag device at an end of oil pocket, can regulate the overall volume of liquid oils in the oil pocket, can adjust the oil pressure of liquid oils in the oil pocket simultaneously.Existing this air bag device is generally by direct one-body molded connecting base on the outer side wall of vibration damper oil pipe, again air bag device is installed on the connecting base, the fixed-site of the air bag device of the vibration damper of this structure, fixing mounting point need be set in car body give air bag device, very inconvenient.
Summary of the invention
The purpose of this utility model is: at the deficiencies in the prior art, the utility model provide a kind of easy for installation, the air bag device mounting point can be adjusted, air bag device external vibration damper easy to use.
To achieve these goals, after the utility model has adopted following technological scheme:
A kind of air bag device external vibration damper, comprise oil pipe, be provided with oil pocket in the described oil pipe, being provided with in the described oil pocket can be along the reciprocating piston of oil pocket, described piston is separated into upper oil cavitie and lower oil cavitie with described oil pocket, described middle of piston is provided with piston rod, one end of described piston rod extends outwardly and passes described oil pipe, the oil pipe end at the described piston rod place of passing is provided with oil-sealing arrangement, described piston is provided with the oil through that is communicated with upper oil cavitie and lower oil cavitie, be provided with drainback passage in the described piston rod, the described oil pipe outside is provided with damping spring, described upper oil cavitie is provided with pressure modulating opening away from an end of piston, is connected with the pressure modulating opening fitting seat on the described pressure modulating opening, and described pressure modulating opening fitting seat is connected with air bag device by flexible pipe.
As preferably, described air bag device comprises air bag seat, is provided with the air bag installation cavity in the described air bag seat, is provided with air bag in the described air bag installation cavity, described air bag seat is provided with air bag gas port fitting seat by an end of flexible pipe, and described air bag seat is connected with flexible pipe by air bag gas port fitting seat.After adopting above-mentioned preferred version, the overall structure of air bag device is more rationally compact, and air bag seat is installed by air bag gas port fitting seat and flexible pipe, is convenient to air bag device is disassembled, and is convenient to staff's detection maintenance.
As preferably, described pressure modulating opening fitting seat comprises screw press, be provided with the pressure regulation passage that is communicated with described oil pocket in the described screw press, be arranged with the flexible pipe connecting tube on the described screw press, described flexible pipe is set in outside the described flexible pipe connecting tube by an end of flexible pipe connecting tube, and described flexible pipe and flexible pipe connecting tube socket place are arranged with auxiliary fixedly endless tube.After adopting above-mentioned preferred version, flexible pipe easier for installation is during installation, need only tube socket at the flexible pipe connecting tube, easy for installation, and auxiliary fixedly endless tube can play auxiliary fixation, can prevent effectively that flexible pipe breaks away from from the flexible pipe connecting tube.
As preferably, described air bag gas port fitting seat comprises the air bag connecting base, described air bag seat is provided with air bag flexible pipe gas port by an end of air bag gas port fitting seat, side by air bag seat of described air bag connecting base is provided with the air bag seat joint that embeds in the described air bag flexible pipe gas port, the side that described air bag connecting base deviates from air bag seat is provided with air bag flexible pipe connecting tube, described flexible pipe is set on the described air bag flexible pipe connecting tube by a side of air bag connecting base, and described flexible pipe is provided with air bag with described air bag flexible pipe connecting tube socket place and is connected the reinforcement auxiliary tube.After adopting above-mentioned preferred version, flexible pipe cooperates simpler with the installation of air bag device, and the dismounting maintenance is more convenient.
As preferably, described piston rod is provided with lower spring cup away from an end of piston, and described oil pipe is arranged with upper spring seat outward, the setting that offsets of an end of described damping spring and described upper spring seat, the setting that offsets of the other end and described lower spring cup.After adopting above-mentioned preferred version, the installation of damping spring is more reasonable.
The air bag device of air bag device external vibration damper of the present utility model adopts the mode of flexible pipe to be connected with oil pipe, convenient disassembly, flexible pipe has regulated at will, therefore, the mounting point of air bag device on car body can be regulated according to actual conditions, and adaptability is stronger.
Description of drawings
Fig. 1 is the utility model embodiment's structural representation;
Fig. 2 is the partial enlarged drawing at A place among Fig. 1;
Fig. 3 is the partial enlarged drawing at B place among Fig. 1;
Fig. 4 is the partial enlarged drawing at C place among Fig. 1.
Embodiment
As Fig. 1-shown in Figure 4, embodiment of the present utility model specifically is a kind of air bag device external vibration damper, comprises oil pipe 1, is provided with oil pocket 11 in the oil pipe 1.Being provided with in the oil pocket 11 can be along the reciprocating piston 2 of the length direction of oil pocket 11.Piston 2 is separated into upper oil cavitie 111 and lower oil cavitie 112 with oil pocket 11.The middle part of piston 2 is provided with piston rod 3, and an end of piston rod 3 extends outwardly and passes oil pipe 1.Oil pipe 1 end at piston rod 3 places of passing is provided with oil-sealing arrangement 4, and oil-sealing arrangement 4 is the outside framework oil seal device.Piston 2 is provided with the oil through 21 that is communicated with upper oil cavitie 111 and lower oil cavitie 112.Be provided with drainback passage 31 in the piston rod 3.Oil pipe 1 outside is provided with damping spring 5.Upper oil cavitie 111 is provided with pressure modulating opening 12 away from an end of piston 2.Be connected with pressure modulating opening fitting seat 6 on the pressure modulating opening 12.Pressure modulating opening fitting seat 6 is connected with air bag device 7 by flexible pipe 61.Piston rod 3 is provided with lower spring cup 31 away from an end of piston 2, and oil pipe outer 1 is arranged with upper spring seat 13, the setting that offsets of an end of damping spring 5 and upper spring seat 13, the setting that offsets of the other end and lower spring cup 31.
Air bag device 7 comprises air bag seat 71, is provided with air bag installation cavity 711 in the air bag seat 71, is provided with air bag 72 in the air bag installation cavity 711, and air bag seat 71 is provided with air bag gas port fitting seat 8 by an end of flexible pipe 61.Air bag seat 71 is connected with flexible pipe 61 by air bag gas port fitting seat 8.
Pressure modulating opening fitting seat 6 comprises screw press 62.Be provided with the pressure regulation passage 621 that is communicated with oil pocket 11 in the screw press 62.Be arranged with flexible pipe connecting tube 63 on the screw press 62, flexible pipe 61 is set in outside the flexible pipe connecting tube 63 by an end of flexible pipe connecting tube 63.Flexible pipe 61 is arranged with auxiliary fixedly endless tube 64 with flexible pipe connecting tube 63 socket places.Air bag gas port fitting seat 8 comprises air bag connecting base 81.Air bag seat 71 is provided with air bag flexible pipe gas port 712 by an end of air bag gas port fitting seat 8.Side by air bag seat 71 of air bag connecting base 81 is provided with the air bag seat joint 811 that embeds in the air bag flexible pipe gas port 712.The side that air bag connecting base 81 deviates from air bag seat 71 is provided with air bag flexible pipe connecting tube 812, flexible pipe 61 is set on the air bag flexible pipe connecting tube 812 by a side of air bag connecting base 81, and flexible pipe 61 is provided with air bag with air bag flexible pipe connecting tube 812 socket places and is connected reinforcement auxiliary tube 813.
The work of the working principle of the air bag device external vibration damper of model utility own and the vibration damper of prior art is away from basic identical, difference is: air bag device of the present utility model is installed with oil pipe 1 by the mode of flexible pipe 61 and is connected, and the mounting point of air bag device 7 can be regulated according to actual conditions.
Claims (5)
1. air bag device external vibration damper, comprise oil pipe, be provided with oil pocket in the described oil pipe, being provided with in the described oil pocket can be along the reciprocating piston of oil pocket, described piston is separated into upper oil cavitie and lower oil cavitie with described oil pocket, described middle of piston is provided with piston rod, it is characterized in that: an end of described piston rod extends outwardly and passes described oil pipe, the oil pipe end at the described piston rod place of passing is provided with oil-sealing arrangement, described piston is provided with the oil through that is communicated with upper oil cavitie and lower oil cavitie, be provided with drainback passage in the described piston rod, the described oil pipe outside is provided with damping spring, described upper oil cavitie is provided with pressure modulating opening away from an end of piston, is connected with the pressure modulating opening fitting seat on the described pressure modulating opening, and described pressure modulating opening fitting seat is connected with air bag device by flexible pipe.
2. air bag device external vibration damper according to claim 1, it is characterized in that: described air bag device comprises air bag seat, be provided with the air bag installation cavity in the described air bag seat, be provided with air bag in the described air bag installation cavity, described air bag seat is provided with air bag gas port fitting seat by an end of flexible pipe, and described air bag seat is connected with flexible pipe by air bag gas port fitting seat.
3. air bag device external vibration damper according to claim 1, it is characterized in that: described pressure modulating opening fitting seat comprises screw press, be provided with the pressure regulation passage that is communicated with described oil pocket in the described screw press, be arranged with the flexible pipe connecting tube on the described screw press, described flexible pipe is set in outside the described flexible pipe connecting tube by an end of flexible pipe connecting tube, and described flexible pipe and flexible pipe connecting tube socket place are arranged with auxiliary fixedly endless tube.
4. air bag device external vibration damper according to claim 2, it is characterized in that: described air bag gas port fitting seat comprises the air bag connecting base, described air bag seat is provided with air bag flexible pipe gas port by an end of air bag gas port fitting seat, side by air bag seat of described air bag connecting base is provided with the air bag seat joint that embeds in the described air bag flexible pipe gas port, the side that described air bag connecting base deviates from air bag seat is provided with air bag flexible pipe connecting tube, described flexible pipe is set on the described air bag flexible pipe connecting tube by a side of air bag connecting base, and described flexible pipe is provided with air bag with described air bag flexible pipe connecting tube socket place and is connected the reinforcement auxiliary tube.
5. air bag device external vibration damper according to claim 1, it is characterized in that: described piston rod is provided with lower spring cup away from an end of piston, described oil pipe is arranged with upper spring seat outward, the setting that offsets of one end of described damping spring and described upper spring seat, the other end and the described lower spring cup setting that offsets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320271523 CN203230768U (en) | 2013-05-17 | 2013-05-17 | Shock absorber with external air sac device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320271523 CN203230768U (en) | 2013-05-17 | 2013-05-17 | Shock absorber with external air sac device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203230768U true CN203230768U (en) | 2013-10-09 |
Family
ID=49286896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320271523 Expired - Fee Related CN203230768U (en) | 2013-05-17 | 2013-05-17 | Shock absorber with external air sac device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203230768U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104482099A (en) * | 2014-11-21 | 2015-04-01 | 重庆隆鑫发动机有限公司 | Damping assembly of split damp |
-
2013
- 2013-05-17 CN CN 201320271523 patent/CN203230768U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104482099A (en) * | 2014-11-21 | 2015-04-01 | 重庆隆鑫发动机有限公司 | Damping assembly of split damp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131009 Termination date: 20150517 |
|
| EXPY | Termination of patent right or utility model |