CN214036646U - Flange bag type air spring - Google Patents
Flange bag type air spring Download PDFInfo
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- CN214036646U CN214036646U CN202023240510.6U CN202023240510U CN214036646U CN 214036646 U CN214036646 U CN 214036646U CN 202023240510 U CN202023240510 U CN 202023240510U CN 214036646 U CN214036646 U CN 214036646U
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Abstract
The utility model discloses a flange bag type air spring, which comprises a rubber part, wherein a cavity is arranged in the rubber part, both ends of the rubber part are provided with openings communicated with the cavity, the outer sides of the openings are provided with seam allowance parts in an annular structure, the seam allowance parts are provided with sealing components, the sealing components comprise flange plates arranged at the outer sides of the seam allowance parts, one sides of the flange plates are provided with flange covers for plugging the openings, and the flange covers are detachably connected with the flange plates; and the sealing assembly has reasonable structure, good sealing effect and convenient installation and replacement.
Description
Technical Field
The utility model relates to a shock absorber technical field, specific theory relates to a convenient assembling, flange bag formula air spring that the leakproofness is good.
Background
The shock absorber is an apparatus for slowing down the attenuation of the vibration of a frame and a vehicle body so as to improve the driving smoothness (comfort) of the vehicle, the shock absorber is arranged in a suspension system of most of vehicles, a cover plate and a bag skin of an air spring for most of the modified vehicles are connected by adopting a mechanical edge-curling structure, the edge-curling height is easily not in place due to the structure, the air leakage problem exists, a sealing cover plate can be scrapped together after the air leakage of the bag skin occurs, or the bag skin can be scrapped together after a cover plate bolt is damaged, and the product cost is greatly increased.
Application number is 201820869768.6's utility model patent discloses a pick up bag formula repacking air spring, be the rubber spare of bow type including the longitudinal section, the both ends of rubber spare are carried out the shutoff by last aluminium lid and aluminium lid down respectively, go up between aluminium lid and the lower aluminium lid and the rubber spare respectively by first clamping ring and second clamping ring fixed connection, this utility model patent has solved above the part problem, nevertheless the device still has the gas leakage problem when rubber spare internal pressure is big to the equipment is also more troublesome.
SUMMERY OF THE UTILITY MODEL
The to-be-solved main technical problem of the utility model is to provide a flange bag type air spring that equipment is convenient, the leakproofness is good.
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model provides a flange bag formula air spring, includes the rubber spare, be provided with the cavity in the rubber spare, the both ends of rubber spare all are provided with the opening with the cavity intercommunication, and the open-ended outside all is provided with the tang portion that is annular structure, and tang portion department all is provided with seal assembly, and seal assembly is including setting up the ring flange in the tang portion outside, and one side of ring flange is installed and is used for shutoff open-ended flange cover, and the flange cover can be dismantled with the ring flange and be connected.
The following is the utility model discloses to above-mentioned technical scheme's further optimization:
and one side of the spigot part, which is close to the opening, is provided with a positioning groove which is of an annular structure.
Further optimization: one side of the flange plate close to the opening is provided with a positioning part, and the positioning part is arranged corresponding to the positioning groove.
Further optimization: a support ring is arranged in the spigot part and is of an annular structure.
Further optimization: the flange cover is provided with a plugging block, the plugging block and the flange cover are integrally arranged, the cross section of the plugging block is in a trapezoidal structure, and the plugging block corresponds to the opening.
Further optimization: and a sealing gasket is arranged between the flange cover and the spigot part, the sealing gasket is of an annular structure, and the sealing gasket is arranged in an annular groove formed in the flange cover.
Further optimization: and any one of the two flange covers is provided with a joint hole for mounting a quick connector, and the joint hole is communicated with the cavity.
The utility model has the advantages that through reasonable design, if the rubber part is damaged in the using process, the rubber part can be directly replaced, the flange component can be detached and reused, and the rubber part is not required to be scrapped together when being damaged or a certain part in the sealing component is worn, and only the damaged part is replaced, so that the cost of the product is greatly reduced; and the sealing assembly has reasonable structure, good sealing effect and convenient installation and replacement.
The present invention will be further explained with reference to the drawings and examples.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;
fig. 2 is a schematic structural view of a rubber member in an embodiment of the present invention.
In the figure: 1-rubber part; 101-a cavity; 102-an opening; 103-a stop portion; 104-a positioning groove; 2-a flange cover; 201-plugging block; 3-a flange plate; 301-a positioning section; 4-a bolt; 5-a support ring; 6-a sealing gasket; 7-connector hole.
Detailed Description
Example (b):
as shown in fig. 1-2, a flange bag type air spring comprises a rubber member 1, a cavity 101 is arranged in the rubber member 1, openings 102 communicated with the cavity 101 are respectively arranged at two ends of the rubber member 1, spigot portions 103 in an annular structure are respectively arranged at the outer sides of the openings 102, sealing components are respectively arranged at the spigot portions 103, each sealing component comprises a flange plate 3 arranged at the outer side of the spigot portion 103, a flange cover 2 used for plugging the opening 102 is installed at one side of the flange plate 3, and the flange cover 2 is detachably connected with the flange plate 3 through bolts 4.
By the design, when the rubber part 1 is damaged or a part in the sealing assembly is worn, the rubber part is not scrapped together, and only the damaged part is replaced, so that the cost of the product is greatly reduced; and the sealing assembly has reasonable structure, good sealing effect and convenient installation and replacement.
A positioning groove 104 is arranged on one side of the mouth part 103 close to the opening 102, and the positioning groove 104 is in an annular structure.
The flange 3 is provided with a positioning portion 301 on one side close to the opening 102, and the positioning portion 301 is arranged corresponding to the positioning groove 104.
Design like this, when having guaranteed that blind flange 2 and ring flange 3 are connected, location portion 301 forms effectual joint location with constant head tank 104, can not appear sealing assembly deviating from tang portion 103 in fastening process, and then lead to the device to appear leaking gas the problem.
A support ring 5 is arranged in the spigot part 103, and the support ring 5 is of an annular structure.
The support ring 5 is made of steel wires with good toughness.
By the design, the support ring 5 effectively supports the spigot part 103, and the strength of the spigot part 103 is enhanced, so that the spigot part 103 is not easy to deform in the fastening process of the sealing assembly.
Be provided with the shutoff piece 201 on the blind flange 2, shutoff piece 201 sets up with blind flange 2 is integrative, and the cross sectional shape of shutoff piece 201 is the trapezium structure, and shutoff piece 201 corresponds the setting with opening 102.
A sealing gasket 6 is arranged between the flange cover 2 and the spigot part 103, the sealing gasket 6 is of an annular structure, and the sealing gasket 6 is arranged in an annular groove formed in the flange cover 2.
By the design, the sealing effect of the sealing assembly is better.
Any one of the two flange covers 2 is provided with a joint hole 7, the joint hole 7 is communicated with the cavity 101, and a quick connector used for inflating the device is detachably arranged in the joint hole 7.
The flange cover 2 and the flange plate 3 are made of aluminum materials, so that the weight of the whole device is reduced.
During the use, fill into compressed gas in to rubber spare 1 through quick connector to with the flange lid 2 at rubber spare 1 both ends respectively with axle fixed connection, when meetting jolting in the vehicle traveles, the axle can extrude rubber spare 1, and rubber spare 1 is concertina movement in its effectual stroke, realizes the shock attenuation and the buffering of vehicle operation.
For those skilled in the art, based on the teachings of the present invention, changes, modifications, substitutions and variations can be made to the embodiments without departing from the principles and spirit of the invention.
Claims (7)
1. A flange bag type air spring comprises a rubber part (1), and is characterized in that: be provided with cavity (101) in rubber spare (1), the both ends of rubber spare (1) all are provided with opening (102) with cavity (101) intercommunication, the outside of opening (102) all is provided with tang portion (103) that are ring structure, tang portion (103) department all is provided with seal assembly, seal assembly is including setting up ring flange (3) in the tang portion (103) outside, flange cover (2) that are used for shutoff opening (102) are installed to one side of ring flange (3), flange cover (2) can be dismantled with ring flange (3) and be connected.
2. The bellows air spring of claim 1, wherein: and a positioning groove (104) is arranged on one side of the spigot part (103) close to the opening (102), and the positioning groove (104) is of an annular structure.
3. The bellows air spring of claim 2, wherein: one side of the flange plate (3) close to the opening (102) is provided with a positioning part (301), and the positioning part (301) is arranged corresponding to the positioning groove (104).
4. A flanged bellows air spring according to claim 3, wherein: a support ring (5) is arranged in the spigot part (103), and the support ring (5) is of an annular structure.
5. The bellows air spring of claim 4, wherein: be provided with shutoff piece (201) on blind flange (2), shutoff piece (201) and blind flange (2) an organic whole set up, and the cross sectional shape of shutoff piece (201) is the trapezium structure, and shutoff piece (201) corresponds the setting with opening (102).
6. The bellows air spring of claim 5, wherein: a sealing gasket (6) is arranged between the flange cover (2) and the spigot portion (103), the sealing gasket (6) is of an annular structure, and the sealing gasket (6) is arranged in an annular groove formed in the flange cover (2).
7. The bellows air spring of claim 6, wherein: any one of the two flange covers (2) is provided with a joint hole (7) for mounting a quick connector, and the joint hole (7) is communicated with the cavity (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023240510.6U CN214036646U (en) | 2020-12-29 | 2020-12-29 | Flange bag type air spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023240510.6U CN214036646U (en) | 2020-12-29 | 2020-12-29 | Flange bag type air spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214036646U true CN214036646U (en) | 2021-08-24 |
Family
ID=77343179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023240510.6U Active CN214036646U (en) | 2020-12-29 | 2020-12-29 | Flange bag type air spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214036646U (en) |
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2020
- 2020-12-29 CN CN202023240510.6U patent/CN214036646U/en active Active
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