CN214092844U - Adapter joint, intermediate cylinder assembly and shock absorber - Google Patents
Adapter joint, intermediate cylinder assembly and shock absorber Download PDFInfo
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- CN214092844U CN214092844U CN202022391194.6U CN202022391194U CN214092844U CN 214092844 U CN214092844 U CN 214092844U CN 202022391194 U CN202022391194 U CN 202022391194U CN 214092844 U CN214092844 U CN 214092844U
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- solenoid valve
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Abstract
The utility model relates to a solenoid valve formula shock absorber technical field especially relates to a switching connects, middle cylinder assembly and shock absorber, the shock absorber includes oil storage cylinder, middle cylinder assembly, solenoid valve and piston assembly, middle cylinder assembly includes middle cylinder, working cylinder and switching joint, the switching connects including connecting the body, connect this internal through-hole that extends along the axis that is equipped with, the upper and lower both ends of through-hole respectively with the inlet end of solenoid valve with the fluid circulation mouth of middle cylinder corresponds, the up end that connects the body is planar structure, the lower terminal surface that connects the body be for make progress bellied, with the curved surface structure of the outer wall laminating of middle cylinder all be equipped with annular slot on the up end of connecting the body and the lower terminal surface, each inslot all is equipped with the sealing washer. The utility model discloses a switching joint has reduced the installation requirement to the middle jar, and the production efficiency of product has obtained improvement by a wide margin, and manufacturing cost has obtained effectual reduction simultaneously.
Description
Technical Field
The utility model relates to a solenoid valve formula shock absorber technical field especially relates to a switching connects, middle jar assembly and shock absorber.
Background
At present, the inside working cylinder that contains of solenoid valve formula shock absorber, oil storage cylinder and piston assembly, still design has a middle jar, the working cylinder, the oil storage cylinder is hollow cylindric structure, middle jar coaxial assembly is outside the working cylinder, the direct solenoid valve that communicates of fluid that the annular space storage between middle jar and working cylinder, thereby the continuous regulation of shock absorber damping force is realized to the aperture of solenoid valve continuous control throttle passageway, specifically, be equipped with the fluid circulation mouth on the jar wall of middle jar, the fluid circulation mouth is the through-hole form, install the adapter coupling that is used for with the butt joint of solenoid valve inlet on the fluid circulation mouth, the adapter coupling also is called the flow valve, the overflow valve, middle jar, working cylinder and adapter constitute middle jar assembly jointly.
The connection mode of the adapter connector and the middle cylinder body is mainly characterized in that a boss is punched at the position of an oil liquid through hole in the middle cylinder body, two ends of the adapter connector are respectively in plane contact with the boss and an electromagnetic valve, grooves for installing sealing rings are arranged on planes of two ends of the adapter connector, and the other mode is that the oil liquid through hole in the middle cylinder body is flanged, and then the adapter connector is inserted into the flange for sealing. For example, the damper external solenoid valve assembly disclosed in chinese patent publication No. CN105782324A and the damper mentioned in "the oil inlet end of the overflow valve body 17 is inserted and connected in the overflow valve sleeve 30 in a sealing manner, and the overflow valve sleeve 30 is connected in a sealing manner or integrally formed on the connection port 37 of the damper middle cylinder 36", in this document, the overflow valve body is equivalent to the adapter, and the overflow valve sleeve is equivalent to the above-mentioned flanging structure.
Among the above technique, based on the restriction on the adapter joint structure, the installation environment requirement of current adapter joint is higher, and middle jar needs to increase special manufacturing procedure and forms boss or turn-ups structure, leads to machining efficiency low, with high costs, and because the influence of special process, the selection of the material of middle jar also can be restricted, consequently, current adapter joint is because the structure to middle jar, the material requirement is higher, be unfavorable for reducing the processing cost of product and improving machining efficiency, necessary neotype adapter joint of design.
SUMMERY OF THE UTILITY MODEL
The utility model provides an adapter joint to solve the high problem of current adapter joint installation environment requirement. Simultaneously, the intermediate cylinder assembly and the shock absorber comprising the adapter joint are also provided.
The utility model discloses an adapter joint adopts following technical scheme:
the utility model provides a switching connects for connect middle jar and solenoid valve, includes the cylindric joint body that extends along upper and lower direction, connect this internal through-hole that extends along the axis that is equipped with, the upper and lower both ends of through-hole respectively with the feed liquor end of solenoid valve with the fluid circulation mouth of middle jar corresponds, the up end that connects the body is planar structure, the lower terminal surface that connects the body be upwards bellied, with the curved surface structure of the outer wall laminating of middle jar all be equipped with annular slot on the up end of joint body and the lower terminal surface, all be equipped with the sealing washer in each slot.
And an annular limiting table protruding downwards is arranged on the lower end face of the joint body around the through hole, and the boss is inserted into the oil flow port on the middle cylinder so as to prevent the through hole and the oil flow port from correspondingly deviating.
The height of each part of the limiting table protruding out of the corresponding position of the lower end face of the joint body is equal to the wall thickness of the middle cylinder.
The border position department of the up end of connecting the body is equipped with the annular platform that keeps off of bellying upwards, thereby keep off the platform with the cooperation of the feed liquor end cartridge of solenoid valve prevents the through-hole with the skew takes place for the correspondence of the feed liquor end of solenoid valve.
The utility model discloses a middle cylinder assembly adopts following technical scheme:
the utility model provides a middle cylinder assembly, includes middle cylinder, the working cylinder that coaxial assembly is in the same place, be equipped with the fluid circulation mouth on the jar wall of middle cylinder, still including setting up on the outer wall of middle cylinder and with the switching joint that the fluid circulation mouth corresponds, the switching joint includes the cylindric joint body that extends along upper and lower direction, connect this internal through-hole that extends along the axis that is equipped with, the upper and lower both ends of through-hole respectively with the inlet end of solenoid valve with the fluid circulation mouth of middle cylinder corresponds, the up end that connects the body is planar structure, the lower terminal surface that connects the body be upwards bellied, with the curved surface structure of the outer wall laminating of middle cylinder all be equipped with annular slot on the up end of joint body and the lower terminal surface, all be equipped with the sealing washer in each slot.
And an annular limiting table protruding downwards is arranged on the lower end face of the joint body around the through hole, and the boss is inserted into the oil flow port on the middle cylinder so as to prevent the through hole and the oil flow port from correspondingly deviating.
The height of each part of the limiting table protruding out of the corresponding position of the lower end face of the joint body is equal to the wall thickness of the middle cylinder.
The border position department of the up end of connecting the body is equipped with the annular platform that keeps off of bellying upwards, thereby keep off the platform with the cooperation of the feed liquor end cartridge of solenoid valve prevents the through-hole with the skew takes place for the correspondence of the feed liquor end of solenoid valve.
The utility model discloses a shock absorber adopts following technical scheme:
a shock absorber comprises an oil storage cylinder, a middle cylinder assembly and a piston assembly, wherein the middle cylinder assembly comprises a middle cylinder, a working cylinder and a switching joint, an oil flow opening is formed in the cylinder wall of the middle cylinder, the switching joint is arranged on the outer wall of the middle cylinder and corresponds to the oil flow opening, the switching joint comprises a cylindrical joint body extending along the vertical direction, a through hole extending along the axis is formed in the joint body, the upper end and the lower end of the through hole respectively correspond to the liquid inlet end of an electromagnetic valve and the oil flow opening of the middle cylinder, the upper end face of the joint body is of a planar structure, the lower end face of the joint body is of a curved surface structure protruding upwards and attached to the outer wall of the middle cylinder, annular grooves are formed in the upper end face and the lower end face of the joint body, and sealing rings are arranged in the grooves, the oil storage cylinder is provided with a mounting hole, the outer wall of the oil storage cylinder is provided with an electromagnetic valve sleeve corresponding to the mounting hole, and an electromagnetic valve which penetrates through the mounting hole and is in butt joint with the adapter connector is arranged in the electromagnetic valve sleeve.
And an annular limiting table protruding downwards is arranged on the lower end face of the joint body around the through hole, and the boss is inserted into the oil flow port on the middle cylinder so as to prevent the through hole and the oil flow port from correspondingly deviating.
The height of each part of the limiting table protruding out of the corresponding position of the lower end face of the joint body is equal to the wall thickness of the middle cylinder.
The border position department of the up end of connecting the body is equipped with the annular platform that keeps off of bellying upwards, thereby keep off the platform with the cooperation of the feed liquor end cartridge of solenoid valve prevents the through-hole with the skew takes place for the correspondence of the feed liquor end of solenoid valve.
The utility model has the advantages that: the utility model discloses a lower terminal surface of adapter coupling is for the curved surface structure that can laminate with the outer wall of middle jar, therefore, adapter coupling can directly laminate on the outer wall of middle jar, adapter coupling accessible welded mode is connected with middle jar, also can utilize the solenoid valve to compress tightly adapter coupling on middle jar, and no matter which kind of connected mode, all need not to carry out special boss or turn-ups manufacturing procedure to the fluid circulation department of middle jar, only need on the middle jar process out the oil flow opening can, the process velocity is showing and is improving, consequently, the utility model discloses an adapter coupling has reduced the installation requirement to the middle jar, and the middle jar has had more materials to select, and the production efficiency of product has obtained improvement by a wide margin, and manufacturing cost has obtained effectual reduction simultaneously.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural view of an embodiment of a shock absorber according to the present invention;
FIG. 2 is a schematic diagram of the connection of the solenoid valve, adapter and intermediate cylinder of FIG. 1;
FIG. 3 is a front view of the adapter;
FIG. 4 is a sectional view taken along line A-A of FIG. 3;
FIG. 5 is a sectional view taken along line B-B of FIG. 3;
FIG. 6 is a perspective view of the adapter;
in the figure: 1. a piston assembly; 2. a middle cylinder; 21. an oil flow port; 3. a working cylinder; 4. a reserve tube; 41. mounting holes; 5. a transfer joint; 51. a through hole; 52. a seal ring; 53. a trench; 54. an upper end surface; 55. a lower end face; 56. blocking the platform; 57. a limiting table; 6. an electromagnetic valve housing; 7. an electromagnetic valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The embodiment of the shock absorber of the utility model, as shown in fig. 1 to 6, a shock absorber, including oil storage cylinder 4, middle cylinder assembly and piston assembly 1, middle cylinder assembly includes middle cylinder 2, working cylinder 3 and adapter joint 5, be equipped with oil liquid circulation opening 21 on the cylinder wall of middle cylinder 2, adapter joint 5 sets up the position department corresponding with oil liquid circulation opening 21 on the outer wall of middle cylinder 2, adapter joint 5 includes the cylindric joint body that extends along the upper and lower direction, be equipped with the through-hole 51 that extends along the axis in the joint body, the upper and lower both ends of through-hole 51 correspond with the inlet end of solenoid valve 7 and oil liquid circulation opening 21 of middle cylinder 2 respectively, the up end 54 of joint body is planar structure, the lower terminal surface 55 of joint body is upwards bellied, curved surface structure with the outer wall laminating of middle cylinder 2, all be equipped with annular slot 53 on the up end 54 and the lower terminal surface 55 of joint body, a sealing ring 52 is arranged in each groove 53, a mounting hole 41 is arranged on the oil storage cylinder 4, an electromagnetic valve sleeve 6 is arranged at the position of the outer wall of the oil storage cylinder 4 corresponding to the mounting hole 41, and an electromagnetic valve 7 which penetrates through the mounting hole 41 and is in butt joint with the adapter 5 is arranged in the electromagnetic valve sleeve 6.
A downwardly projecting annular stopper 57 is provided on the lower end surface 55 of the joint body around the through hole 51, and the stopper is inserted into the oil flow port 21 of the intermediate cylinder 2 to prevent the through hole 51 from being displaced from the oil flow port 21.
The height of each part of the limiting table 57, which is protruded out of the corresponding position of the lower end surface 55 of the joint body, is equal to the wall thickness of the middle cylinder 2.
An annular baffle table 56 which protrudes upwards is arranged at the edge of the upper end surface 54 of the joint body, and the baffle table 56 is inserted and matched with the liquid inlet end of the electromagnetic valve 7 so as to prevent the through hole 51 from deviating from the liquid inlet end of the electromagnetic valve 7 correspondingly.
In the present embodiment, the adapter 5 is pressed against the intermediate cylinder 2 by the solenoid valve 7 after the stopper 57 is inserted into the oil flow port 21.
In other embodiments, when the pressing force is large enough or a welding connection mode is adopted, the limiting table is not needed; the baffle table can be not arranged when the pressing force is large enough; the height of each part of the limiting table, which is protruded out of the corresponding position of the lower end surface of the joint body, can also be smaller than the wall thickness of the middle cylinder; the adapter can also be welded to the intermediate cylinder.
During specific installation, the middle cylinder 2, the working cylinder 3 and the piston assembly 1 are installed in the oil storage cylinder 4, then the electromagnetic valve sleeve 6 is welded at the installation hole 41, the limiting platform 57 of the adapter joint 5 is inserted into the oil flow through hole 21 in the middle cylinder 2 from the installation hole 41, then the electromagnetic valve 7 is installed in the electromagnetic valve sleeve 6 and compresses the adapter joint 5, in order to ensure that the pressing force is large enough, the end part of the electromagnetic valve sleeve 6 far away from the oil storage cylinder 4 can be provided with an end cover, a gland and other sealing mechanisms to compress the electromagnetic valve 7, at the moment, two ends of the adapter joint 5 are respectively attached to the cylinder wall of the middle cylinder 2 and the liquid inlet end of the electromagnetic valve 7, each sealing ring 52 is in sealing connection with a gap, and preliminary assembly of the shock absorber is completed.
The utility model discloses a lower terminal surface 55 of adapter 5 is the curved surface structure that can laminate with the outer wall of middle jar 2, therefore, adapter 5 can directly laminate on the outer wall of middle jar 2, adapter 5 accessible welded mode is connected with middle jar 2, also can utilize solenoid valve 7 to compress tightly adapter 5 on middle jar 2, and no matter which kind of connected mode, all need not to carry out special boss or turn-ups manufacturing procedure to the fluid circulation mouth 21 department of middle jar 2, only need process out oil flow opening 21 on middle jar 2 can, the process velocity is showing and is improving, therefore, the utility model discloses an adapter 5 has reduced the installation requirement to middle jar 2, and middle jar 2 has had more materials to select, and the production efficiency of product has obtained improvement by a wide margin, and while manufacturing cost has obtained effectual reduction.
An intermediate cylinder assembly, the intermediate cylinder assembly is as described above, and therefore, the description is omitted.
An adapter is the adapter described above, and therefore the details are not repeated.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides an adapter coupling for connect middle jar and solenoid valve, include the cylindric joint body that extends along upper and lower direction, connect this internal through-hole that extends along the axis that is equipped with, the upper and lower both ends of through-hole respectively with the feed liquor end of solenoid valve with the fluid circulation mouth of middle jar corresponds its characterized in that: the upper end face of the joint body is of a plane structure, the lower end face of the joint body is of a curved surface structure which is upwards convex and is attached to the outer wall of the middle cylinder, annular grooves are formed in the upper end face and the lower end face of the joint body, and sealing rings are arranged in the grooves.
2. A transition joint according to claim 1, wherein: and an annular limiting table protruding downwards is arranged on the lower end face of the joint body around the through hole, and the limiting table is inserted into the oil flow port on the middle cylinder so as to prevent the through hole and the oil flow port from correspondingly deviating.
3. A transition joint according to claim 2, wherein: the height of each part of the limiting table protruding out of the corresponding position of the lower end face of the joint body is equal to the wall thickness of the middle cylinder.
4. A transition joint according to claim 1, 2 or 3 wherein: the border position department of the up end of connecting the body is equipped with the annular platform that keeps off of bellying upwards, thereby keep off the platform with the cooperation of the feed liquor end cartridge of solenoid valve prevents the through-hole with the skew takes place for the correspondence of the feed liquor end of solenoid valve.
5. The utility model provides a middle cylinder assembly, includes middle cylinder, the working cylinder of coaxial assembly together, be equipped with the fluid circulation mouth on the jar wall of middle cylinder, still including setting up on the outer wall of middle cylinder and with the adapter joint that the fluid circulation mouth corresponds, its characterized in that: the adapter is the adapter of any one of claims 1-4.
6. The utility model provides a shock absorber, includes reserve cylinder, middle cylinder assembly and piston assembly, middle cylinder assembly includes middle cylinder, working cylinder and switching joint, be equipped with the fluid circulation mouth on the jar wall of middle cylinder, the switching joint sets up on the outer wall of middle cylinder with the position department that the fluid circulation mouth corresponds, be equipped with the mounting hole on the reserve cylinder, the outer wall of reserve cylinder corresponds the position department of mounting hole is equipped with solenoid valve cover, be equipped with in the solenoid valve cover and pass the mounting hole with the solenoid valve of switching joint butt joint, its characterized in that: the adapter is the adapter of any one of claims 1-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022391194.6U CN214092844U (en) | 2020-10-26 | 2020-10-26 | Adapter joint, intermediate cylinder assembly and shock absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022391194.6U CN214092844U (en) | 2020-10-26 | 2020-10-26 | Adapter joint, intermediate cylinder assembly and shock absorber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214092844U true CN214092844U (en) | 2021-08-31 |
Family
ID=77445023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022391194.6U Active CN214092844U (en) | 2020-10-26 | 2020-10-26 | Adapter joint, intermediate cylinder assembly and shock absorber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214092844U (en) |
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2020
- 2020-10-26 CN CN202022391194.6U patent/CN214092844U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220915 Address after: 474450 xipingtou Industrial Park, Xichuan County, Nanyang City, Henan Province Patentee after: NANYANG CIJAN AUTO SHOCK ABSORBER Co.,Ltd. Patentee after: Shanghai Xijian automobile suspension Co.,Ltd. Patentee after: NANYANG WEIAO SITU VEHICLE SHOCK ABSORBER Co.,Ltd. Address before: 201800 j1233, room 2201, 888 Moyu South Road, Anting Town, Jiading District, Shanghai Patentee before: Shanghai Xijian automobile suspension Co.,Ltd. |
|
| TR01 | Transfer of patent right |