CN220910321U - Compression valve seat with side holes of shock absorber, shock absorber and vehicle - Google Patents
Compression valve seat with side holes of shock absorber, shock absorber and vehicle Download PDFInfo
- Publication number
- CN220910321U CN220910321U CN202322669694.5U CN202322669694U CN220910321U CN 220910321 U CN220910321 U CN 220910321U CN 202322669694 U CN202322669694 U CN 202322669694U CN 220910321 U CN220910321 U CN 220910321U
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- China
- Prior art keywords
- shock absorber
- working cylinder
- liquid storage
- cylinder
- valve seat
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- 239000006096 absorbing agent Substances 0.000 title claims abstract description 49
- 230000035939 shock Effects 0.000 title claims abstract description 46
- 230000006835 compression Effects 0.000 title claims abstract description 32
- 238000007906 compression Methods 0.000 title claims abstract description 32
- 239000007788 liquid Substances 0.000 claims abstract description 52
- 239000007789 gas Substances 0.000 claims description 13
- 238000004891 communication Methods 0.000 claims description 12
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 7
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 238000000926 separation method Methods 0.000 abstract description 6
- 238000005299 abrasion Methods 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000013011 mating Effects 0.000 description 5
- 238000013016 damping Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Landscapes
- Fluid-Damping Devices (AREA)
Abstract
The utility model provides a compression valve seat with side holes of a shock absorber, the shock absorber and a vehicle, and relates to the technical field of shock absorbers. The problem of 'suspended' assembly and use stress of the hydraulic valve seat of the oil-gas separation type double-cylinder shock absorber is solved; the coaxiality of the working cylinder and the liquid storage cylinder is enhanced, the lever moment generated when part of the piston rod moves can be counteracted, the abrasion of parts of the piston, the piston ring, the guide device, the guide oil seal and the like which do relative movement is reduced, and the service life of the shock absorber is effectively prolonged.
Description
Technical Field
The utility model relates to the technical field of vibration absorbers, in particular to a compression valve seat with side holes of a vibration absorber, the vibration absorber and a vehicle.
Background
In a conventional shock absorber, a compression valve seat is fitted with a cylinder by a cylindrical structure (an inner hole of the cylinder is fitted with an outer circumference of the compression valve seat), and is sealed, and at the same time, the compression valve seat is fixed to a rear cover at the bottom of a reservoir by pressing of a guide.
However, in the double-cylinder shock absorber with oil and gas separation, the compressed gas is at the bottom of the liquid storage cylinder, and the oil and gas are separated by the floating piston, so that the conventional compression valve seat cannot be fixed on the base of the liquid storage cylinder, and the application is proposed aiming at the defects.
Disclosure of utility model
The utility model aims to provide a compression valve seat with a side hole of a shock absorber, which is fixed at the bottom of a working cylinder, has assembly strength, can not loosen when bearing working force (compression force and restoring force) of the shock absorber, and can ensure that oil liquid in the working cylinder and a liquid storage cavity can circulate.
In order to solve the problems, the utility model provides a compression valve seat with side holes of a shock absorber, which comprises a valve seat main body with a circular cross section, wherein the valve seat main body comprises a working cylinder buckling part and a liquid storage cylinder matching part, the working cylinder buckling part and the liquid storage cylinder matching part are arranged in a stepped shape, the diameter of the working cylinder buckling part is smaller than that of the liquid storage cylinder matching part, a plurality of communication oil grooves and working cylinder buckling and riveting ring grooves are formed in the working cylinder buckling part, the communication oil grooves are uniformly distributed on the working cylinder buckling part, the depth of the working cylinder buckling and riveting ring grooves is smaller than that of the communication oil grooves, and at least one rubber ring mounting groove is formed in the outer circle of the liquid storage cylinder matching part.
According to an embodiment of the present utility model, the open end of the oil communicating groove is provided at an edge of the cylinder fastening portion.
According to an embodiment of the present utility model, the communication oil groove extends from an edge of the cylinder fastening portion to the reservoir mating portion, and a slope extending in an outer circumferential direction of the reservoir mating portion is formed at the reservoir mating portion.
According to one embodiment of the utility model, the cylinder snap ring groove is disposed at a position of the cylinder snap fitting portion near the reservoir cylinder mating portion.
According to an embodiment of the present utility model, the communication oil grooves are provided with six.
According to one embodiment of the utility model, one rubber ring mounting groove is arranged, and the rubber ring mounting groove is arranged on the outer circle of the matching part of the liquid storage cylinder in a centered manner.
The shock absorber comprises a liquid storage cylinder, a working cylinder, a piston valve assembly, a guide assembly, an electric control valve and a floating piston, wherein a compressed gas cavity is formed in the liquid storage cylinder, the working cylinder is installed in the liquid storage cylinder, a compression valve seat with a side hole of the shock absorber is installed on the working cylinder, the end part of the working cylinder is buckled and riveted at a buckling and riveting ring groove of the working cylinder, an oil storage cavity is formed between the working cylinder and the liquid storage cylinder, the interior of the working cylinder is communicated with the oil storage cavity through a communication oil groove, the excircle of a matching part of the liquid storage cylinder is abutted against the inner wall of the liquid storage cylinder, and a rubber ring is arranged in a rubber ring installation groove.
According to an embodiment of the utility model, the working cylinder and the working cylinder buckling part are in interference fit.
According to an embodiment of the present utility model, the compressed gas chamber is nitrogen.
A vehicle comprising a shock absorber as described above.
The utility model has the beneficial effects that the compression valve seat perfectly solves the problem of the functional requirement of the hydraulic valve seat of the oil-gas separation type double-cylinder shock absorber; the problem of 'suspended' assembly and use stress of the hydraulic valve seat of the oil-gas separation type double-cylinder shock absorber is solved; the coaxiality of the working cylinder and the liquid storage cylinder is enhanced, the lever moment generated when part of the piston rod moves can be counteracted, the abrasion of parts of the piston, the piston ring, the guide device, the guide oil seal and the like which do relative movement is reduced, and the service life of the shock absorber is effectively prolonged.
The application of the compression valve base solves the problem of independent control of oil and gas separation type electric control shock absorber, secondary electric control damping and compression valve damping (primary) respectively.
Drawings
The utility model will be further described with reference to the drawings and examples.
FIG. 1 is a schematic view of the overall structure of a compression valve seat with side holes for a shock absorber;
FIG. 2 is a cross-sectional view of a compression valve seat with side holes for a shock absorber;
FIG. 3 is a schematic view of a shock absorber incorporating a compression valve seat with side holes;
Fig. 4 is a schematic diagram of a conventional shock absorber.
Detailed Description
The following description is presented to enable one skilled in the art to practice the utility model and is provided only to enable the utility model. The embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art. The basic principles of the utility model defined in the following description may be applied to other embodiments, variations, modifications, equivalents, and other arrangements without departing from the spirit and scope of the utility model.
The utility model provides a take side opening compression disk seat of shock absorber, be applicable to automatically controlled shock absorber, as in FIG. 1, including the disk seat main part 1 that the cross-section is circular, disk seat main part 1 includes that working cylinder buckling part 10 and liquid storage cylinder cooperation portion 11, working cylinder buckling part 10 and liquid storage cylinder cooperation portion 11 are echelonment setting, working cylinder buckling part 10 diameter is less than liquid storage cylinder cooperation portion 11 diameter, be provided with intercommunication oil groove 101 and working cylinder buckling ring groove 102 on the working cylinder buckling part 10, the intercommunication oil groove 101 sets up a plurality of and evenly distributed on working cylinder buckling part 10, working cylinder buckling ring groove 102 degree of depth is less than the degree of depth of intercommunication oil groove 101, be provided with at least one rubber circle mounting groove 110 on the excircle of liquid storage cylinder cooperation portion 11.
The communicating oil groove 101 is located at the outer circle matched with the working cylinder and is in an axially equally divided groove shape so as to ensure that the separation steps of the groove and the working cylinder can achieve the required assembly effect.
The bottom of the communicating oil groove of the compression valve seat is additionally provided with the buckling and riveting ring groove 102, and after the working cylinder is pressed in place, the bottom of the working cylinder is buckled into the buckling and riveting ring groove 102, so that the assembly strength of the valve seat and the working is ensured when the shock absorber works.
The rubber ring mounting groove 110 is added at the maximum outer circle of the compression valve, so that flexible sliding assembly of the valve seat and the over-deep liquid storage barrel is ensured, and instability of assembly effect and assembly damage caused by rigid press fitting is avoided; and the valve seat can be simultaneously assembled with the working cylinder and the liquid storage cylinder to ensure the coaxiality of the working cylinder and the liquid storage cylinder.
Preferably, the open end of the communication oil groove 101 is provided at the edge of the cylinder fastening portion 10.
Preferably, the oil communicating groove 101 extends from the edge of the cylinder fastening portion 10 to the reservoir engaging portion 11, and forms an inclined surface extending toward the outer circumferential direction of the reservoir engaging portion 11 at the reservoir engaging portion 11, facilitating the flow of oil into the reservoir.
Preferably, the cylinder snap ring groove 102 is disposed at a position of the cylinder snap fitting portion 10 near the reservoir mating portion 11, as shown in fig. 2, where the cylinder snap ring groove 102 is a two-step junction, facilitating positioning of the compression valve seat when mated with the cylinder.
Preferably, the communication oil groove 101 is provided with six.
Preferably, the rubber ring mounting groove 110 is provided one centrally on the outer circumference of the cartridge fitting portion 11.
The shock absorber comprises a liquid storage cylinder 2, a working cylinder 3, a piston valve assembly 4, a guide assembly 5 and a floating piston 6, wherein the shock absorber further comprises an electric control valve 7, the electric control shock absorber is formed, a compressed gas cavity 21 is formed in the liquid storage cylinder 2, the floating piston 6 is installed at the compressed gas cavity 21, the guide assembly 5 is installed on the liquid storage cylinder 2, the working cylinder 3 is installed in the liquid storage cylinder 2, the piston valve assembly 4 comprises a piston valve and a piston rod, the piston valve is installed in the working cylinder, a compression valve seat with a side hole of the shock absorber is installed on the working cylinder 3, and the end part of the working cylinder 3 is buckled and riveted at a buckling ring groove 102 of the working cylinder, and preferably, the working cylinder and the buckling part of the working cylinder are in interference fit. An oil storage cavity 22 is formed between the working cylinder 3 and the liquid storage cylinder 2, the interior of the working cylinder 3 is communicated with the oil storage cavity 22 through a communication oil groove 101, the other end of the working cylinder is connected to the inner wall of the liquid storage cylinder, and a communication hole 31 connected with the oil storage cavity is arranged on the working cylinder.
Valve opening is offered to disk seat main part 1, and valve block is installed to valve opening department.
The outer circle of the liquid storage cylinder matching part 11 is abutted against the inner wall of the liquid storage cylinder 2, and a rubber ring 8 is arranged in a rubber ring mounting groove 110 so as to ensure that a valve seat and the liquid storage cylinder which is too deep are flexibly and slidably assembled, and avoid the damage of accessories and the instability of the assembly effect caused by rigid press fitting; and the valve seat can be simultaneously assembled with the working cylinder and the liquid storage cylinder to ensure the coaxiality of the working cylinder and the liquid storage.
Preferably, the compressed gas chamber 21 is nitrogen.
When the shock absorber compresses and works, oil at the bottom of a working cylinder/cavity pushes away a valve plate at the bottom of a compression valve seat to overflow under the pressure action of a piston valve assembly 4, so that a floating piston is pressed, and the floating piston compresses nitrogen to form primary compression damping; the oil at the bottom of the working cylinder/cavity overflows the lower liquid storage cavity at the side hole under the action of the pressure of the piston valve assembly 4, and the liquid storage cavity is separated into an upper part and a lower part by the sealing ring at the installation position of the electromagnetic valve.
A vehicle comprising the shock absorber described above.
It will be appreciated by persons skilled in the art that the embodiments of the utility model described above and shown in the drawings are by way of example only and are not limiting. The objects of the present utility model have been fully and effectively achieved. The functional and structural principles of the present utility model have been shown and described in the examples and embodiments of the utility model are susceptible to any variations and modifications without departing from the principles.
Claims (10)
1. The utility model provides a take side opening compression disk seat of shock absorber which characterized in that: including disk seat main part (1) that the cross-section is circular, disk seat main part (1) include working cylinder buckling parts (10) and liquid storage tube cooperation portion (11), working cylinder buckling parts (10) and liquid storage tube cooperation portion (11) are the echelonment setting, working cylinder buckling parts (10) diameter is less than liquid storage tube cooperation portion (11) diameter, be provided with intercommunication oil groove (101) and working cylinder buckling riveting groove (102) on working cylinder buckling parts (10), intercommunication oil groove (101) set up a plurality of and evenly distributed in on working cylinder buckling parts (10), working cylinder buckling riveting groove (102) degree of depth is less than the degree of depth of intercommunication oil groove (101), be provided with at least one rubber circle mounting groove (110) on the liquid storage tube cooperation portion (11) excircle.
2. A side hole compression valve seat for a shock absorber as defined in claim 1, wherein: the open end of the communicating oil groove (101) is arranged at the edge of the working cylinder buckling part (10).
3. A side hole compression valve seat for a shock absorber as defined in claim 2, wherein: the communicating oil groove (101) extends from the edge of the working cylinder fastening part (10) to the liquid storage cylinder matching part (11), and forms an inclined plane extending towards the excircle direction of the liquid storage cylinder matching part (11) at the liquid storage cylinder matching part (11).
4. A side hole compression valve seat for a shock absorber according to any one of claims 1-3, wherein: the working cylinder buckling and riveting ring groove (102) is arranged at the position of the working cylinder buckling and assembling part (10) close to the liquid storage cylinder matching part (11).
5. A side hole compression valve seat for a shock absorber according to any one of claims 1-3, wherein: the communication oil groove (101) is provided with six.
6. A side hole compression valve seat for a shock absorber according to any one of claims 1-3, wherein: the rubber ring mounting groove (110) is provided with one, and is arranged on the outer circle of the liquid storage cylinder matching part (11) in the middle.
7. A shock absorber, characterized in that: the shock absorber comprises a liquid storage cylinder (2), a working cylinder (3), a piston valve assembly (4), a guide assembly (5), an electric control valve (7) and a floating piston (6), wherein a compressed gas cavity (21) is formed in the liquid storage cylinder (2), the working cylinder (3) is installed in the liquid storage cylinder (2), the compression valve seat with the side holes of the shock absorber according to any one of claims 1-6 is installed on the working cylinder (3), the end part of the working cylinder (3) is buckled and riveted at a working cylinder buckling and riveting ring groove (102), an oil storage cavity (22) is formed between the working cylinder (3) and the liquid storage cylinder (2), the inside of the working cylinder (3) is communicated with the oil storage cavity (22) through a communication oil groove (101), the outer circle of a matching part (11) of the liquid storage cylinder is abutted against the inner wall of the liquid storage cylinder (2), and a rubber ring (8) is arranged in a rubber ring installation groove (110).
8. A shock absorber according to claim 7, wherein: the working cylinder (3) is in interference fit with the working cylinder buckling part (10).
9. A shock absorber according to claim 8, wherein: the compressed gas chamber (21) is filled with nitrogen.
10. A vehicle, characterized in that: the vehicle comprising a shock absorber as claimed in any one of claims 7 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322669694.5U CN220910321U (en) | 2023-10-07 | 2023-10-07 | Compression valve seat with side holes of shock absorber, shock absorber and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322669694.5U CN220910321U (en) | 2023-10-07 | 2023-10-07 | Compression valve seat with side holes of shock absorber, shock absorber and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220910321U true CN220910321U (en) | 2024-05-07 |
Family
ID=90915737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322669694.5U Active CN220910321U (en) | 2023-10-07 | 2023-10-07 | Compression valve seat with side holes of shock absorber, shock absorber and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220910321U (en) |
-
2023
- 2023-10-07 CN CN202322669694.5U patent/CN220910321U/en active Active
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