CN205026003U - Shock absorber - Google Patents
Shock absorber Download PDFInfo
- Publication number
- CN205026003U CN205026003U CN201520666774.8U CN201520666774U CN205026003U CN 205026003 U CN205026003 U CN 205026003U CN 201520666774 U CN201520666774 U CN 201520666774U CN 205026003 U CN205026003 U CN 205026003U
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- China
- Prior art keywords
- groove
- buffer stopper
- dust
- proof cover
- vibration damper
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Abstract
The utility model discloses a shock absorber, wherein, include: buffer block, dust cover, last spring holder and piston rod are gone up the spring holder and are provided with first recess, and the dust cover is provided with the second recess, and first recess is corresponding with the position of second recess, going up spring disk cover lid and establishing on the dust cover, both are through first recess and second recess fixed connection, the reverse side of second recess forms the arch, and the arch is embedded into spring holder and dust cover nestification are passed on the buffer block in the upper portion of buffer block, piston rod. The utility model discloses a first recess and second recess are with dust cover and last spring holder fixed connection to the arch that forms through second recess reverse side is embedded into being in the same place buffer block and dust cover in the upper portion of buffer block with last spring holder fixed connection, has reduced the mutual motion between the part, has strengthened shock absorber's installation stability, has avoided the broken ring of striking of buffering wearing and tearing and dust cover, has reduced the part and produced the risk of noise and inefficacy.
Description
Technical field
The utility model relates to automobile shock technology, is specifically related to a kind of vibration damper improving the Placement of buffer stopper and dust-proof cover and upper spring disk.
Background technique
Vibration damper is the decay for accelerating vehicle frame and body vibrations, to improve the parts of ride of vehicle (travelling comfort).
Fig. 1 is the structural representation of vibration damper in prior art, and as shown in Figure 1, vibration damper of the prior art comprises upper spring disk 1 ＇, buffer stopper 2 ＇, dust-proof cover 3 ＇ and piston rod 4 ＇.Piston rod 4 ＇ is arranged on buffer stopper 2 ＇ through upper spring disk 1 ＇ and dust-proof cover 3 ＇ by interference fit, the shape of upper spring disk 1 ＇ is roughly inverted bowl-type, dust-proof cover 3 ＇ top is trapezoidal, and upper spring disk 1 ＇ cover cap is above dust-proof cover 3 ＇, and both fit; Buffer stopper 2 ＇ upper end and dust-proof cover 3 ＇ inwall are fitted, but three does not fix each other.When bumping against with dust-proof cover 3 ＇ and upper spring disk 1 ＇ through fluctuating road surface buffer stopper 2 ＇, after long-time use, buffer stopper 2 ＇ can wear and tear, and dust-proof cover 3 ＇ can damage, and can produce noise when clashing into.
In the Placement of above-mentioned vibration damper, buffer stopper 2 ＇ and dust-proof cover 3 ＇ and upper spring disk 1 ＇ mutually can collide on top in shock absorber movement, time near shock absorbers compression to minimum stroke, radial direction also can be collided, buffer stopper 2 ＇ can be caused to get loose after permanent, when colliding with dust-proof cover 3 ＇ and upper spring disk 1 ＇, produce noise.In addition, because buffer stopper 2 ＇, dust-proof cover 3 ＇ and upper spring disk 1 ＇ have gap each other, substantially horizontal is not fitted, in vibration damper reciprocatory movement buffer stopper 2 ＇ and upper spring disk 1 ＇ constantly and dust-proof cover 3 ＇ clash into, dust-proof cover 3 ＇ broken invalid after permanent, therefore exacerbate noise, the detritus after dust-proof cover 3 ＇ breakage makes buffer stopper 2 ＇ can not uniform stressed and cause buffer stopper 2 ＇ to lose efficacy further.
Model utility content
In view of this, the utility model proposes a kind of vibration damper, to solve the problems of the prior art, improve the connective stability of buffer stopper and dust-proof cover and upper spring disk, avoid buffer stopper wearing and tearing and dust-proof cover to break, reduce the risk that part produces noise and inefficacy.
The utility model provides a kind of vibration damper, wherein, comprising: buffer stopper, dust-proof cover, upper spring disk and piston rod, and described upper spring disk is provided with the first groove, and described dust-proof cover is provided with the second groove, and described first groove is corresponding with the position of the second groove; Described upper spring disk cover lid is located on described dust-proof cover, and both are fixedly connected with the second groove by described first groove; The reverse side of described second groove forms projection, and described projection is embedded into the top of described buffer stopper, and described piston rod is nested on described buffer stopper through upper spring disk and dust-proof cover.
Vibration damper as above, wherein, preferably, described buffer stopper and piston rod interference fit.
Vibration damper as above, wherein, preferably, described second groove and buffer stopper interference fit.
Vibration damper as above, wherein, preferably, described second groove and the first groove interference fit.
Vibration damper as above, wherein, preferably, the non-recessed portion Spielpassung of described buffer stopper and dust-proof cover, described dust-proof cover top and upper spring disk top clearance coordinate.
Vibration damper as above, wherein, preferably, described second groove is less than the solid height of buffer stopper to the distance of buffer stopper peak.
Vibration damper as above, wherein, preferably, the material of described upper spring disk is metal.
Vibration damper as above, wherein, preferably, described first groove is integrated impact briquetting.
Vibration damper as above, wherein, preferably, the material of described buffer stopper is polyurethane.
Vibration damper as above, wherein, preferably, the material of described dust-proof cover is plastics.
The vibration damper that the utility model provides is by arranging buffer stopper, dust-proof cover, upper spring disk and piston rod, and upper spring disk is provided with the first groove, and dust-proof cover is provided with the second groove, and the first groove is corresponding with the position of the second groove; Upper spring disk cover lid is located on dust-proof cover, and both are fixedly connected with the second groove by the first groove; The reverse side of the second groove forms projection, projection is embedded into the top of described buffer stopper, piston rod is nested on buffer stopper through upper spring disk and dust-proof cover, buffer stopper and dust-proof cover and upper spring disk are fixed together, decrease the mutual motion between part, enhance the installation stability of vibration damper, the shock avoiding buffering wearing and tearing and dust-proof cover breaks ring, reduces the risk that part produces noise and inefficacy.
Accompanying drawing explanation
Fig. 1 is the structural representation of vibration damper in prior art;
Fig. 2 is the structural representation of the vibration damper that the utility model embodiment provides;
Fig. 3 is the partial enlarged drawing of A in Fig. 2;
Fig. 4 is the structural representation of vibration damper under solid height that the utility model embodiment provides.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment, the technical solution of the utility model is described in detail.The identical reference character of wherein identical component represents.It should be noted that, the word "front", "rear" of use is described below, "left", "right", "up" and "down" refer to direction in accompanying drawing, word " interior " and " outward " refer to the direction towards or away from particular elements geometrical center respectively.
Fig. 2 is the structural representation of the vibration damper that the utility model embodiment provides, Fig. 3 is the partial enlarged drawing of A in Fig. 2, as shown in Figures 2 and 3, the utility model embodiment provides a kind of vibration damper, comprise: buffer stopper 2, dust-proof cover 3, upper spring disk 1 and piston rod 4, described upper spring disk 1 is provided with the first groove 5, and described dust-proof cover 3 is provided with the second groove 6, and described first groove 5 is corresponding with the position of the second groove 6; Described upper spring disk cover 1 lid is located on described dust-proof cover 3, and both are fixedly connected with the second groove 6 by described first groove 5; The reverse side of described second groove 6 forms projection, and described projection is embedded into the top of described buffer stopper 2, and described piston rod 4 is nested on described buffer stopper 2 through upper spring disk 1 and dust-proof cover 3.
The shape of upper spring disk 1 is roughly inverted bowl-type, and upper spring disk 1 crown center position is provided with the first center hole 9, and the top of upper spring disk 1 is provided with the projection of the reverse side formation of the first groove 5, first groove 5 in the horizontal direction towards the inside of buffer stopper 2.In the present embodiment, upper spring disk 1 can be formed by the metal material processing be suitable for, and the shape of upper spring disk 1 can according to rigidity requirement and spring assembling Demand Design.
The shaped upper part of dust-proof cover 3 is trapezoidal, bottom is rectangle, the crown center position of dust-proof cover 3 has the second center hole 10, the top of dust-proof cover 3 is provided with the second groove 6, first groove 5 is corresponding with the position of the second groove 6, upper spring disk 1 cover cap is on the top of dust-proof cover 3, and the shape on dust-proof cover 3 top and the shape adaptation of upper spring disk 1, both are fixedly connected with the second groove 6 by the first groove 5.The inwall Spielpassung at the plane at dust-proof cover 3 top and the top of upper spring disk 1.In the present embodiment, dust-proof cover 3 can be processed by the plastic materials blowing be suitable for, and blow molding process cost is low, and plastic performance is good, and processing technology is simple.
The top shape of buffer stopper 2 and dust-proof cover 3 adaptation, dust-proof cover 3 cover cap is on the top of buffer stopper 2, and the middle part of buffer stopper 2 is in axial direction provided with the 3rd through center hole 11.Buffer stopper 2 itself does not have groove, and the reverse side by means of only the second groove 6 on dust-proof cover 3 forms projection and is embedded into the top of described buffer stopper 2 and buffer stopper 2 is fixed, the non-recessed portion of dust-proof cover 3 and upper spring disk 1 and buffer stopper 2 Spielpassung.
Piston rod 4 is the critical piece of vibration damper, and it is nested on the 3rd center hole 11 of described buffer stopper 2 through the first center hole 9 and the second center hole 10, and with the inwall interference fit of the 3rd center hole 11.The diameter of piston rod 4 according to damping force Demand Design, can ensure the inwall interference fit with the 3rd center hole 11.
Buffer stopper 2 in the vibration damper that the utility model provides and dust-proof cover 3 and upper spring 1 coil to be fixed by the first groove 5 and the second groove 6, forms auxiliary connection.This auxiliary connection is fixedly connected with by three parts, decrease the mutual motion between part, enhance the stability that shock absorber movement clashes into, the wearing and tearing of buffer stopper 2 and the destruction of dust-proof cover 3 that prevent loosening in the mutual disengaging in transportation process between part and work from causing with conquassation, reduce the risk that part produces noise and inefficacy.
Preferably, described second groove 6 all adopts interference fit to be connected with buffer stopper 2, first groove 5.During installation, after now buffer stopper 2 and dust-proof cover 3 being installed, successively be press fit on upper spring disk 1 in order again, interference fit ensure that the stability that dust-proof cover 3 is connected with between buffer stopper 2 and upper spring disk 1, decrease the mutual motion between part, avoid the wearing and tearing of buffer stopper 2 and the impact damage of dust-proof cover 3, reduce the risk that part produces noise and inefficacy.
Fig. 4 is the structural representation of vibration damper under solid height that the utility model embodiment provides, and as shown in Figure 4, preferably, described second groove 6 is less than the solid height of buffer stopper 2 to the distance of buffer stopper 2 peak.
Second groove 6 is less than the solid height of buffer stopper 2 to the distance of buffer stopper 2 peak, when ensureing that buffer stopper 2 reaches solid height, can not being clashed into and be worn and torn in the joint of the second groove 6 and the first groove 5, buffer stopper 2, improves dust-proof cover 3 and the installation stability between buffer stopper 2 and upper spring disk 1.
Preferably, described first groove 5 is one time punching molded.One time punching molded processing technology is simple, and cost is low.
Preferably, the material of described buffer stopper 2 is polyurethane.Polyurethane material has the advantages such as cost is low, noise free, long service life.
Above, be described in detail in conjunction with specific embodiments to the technical solution of the utility model, described specific embodiment understands thought of the present utility model for helping.The derivation that those skilled in the art make on the basis of the utility model specific embodiment and modification also belong within the utility model protection domain.
Claims (10)
1. a vibration damper, is characterized in that, comprising: buffer stopper, dust-proof cover, upper spring disk and piston rod, and described upper spring disk is provided with the first groove, and described dust-proof cover is provided with the second groove, and described first groove is corresponding with the position of the second groove; Described upper spring disk cover lid is located on described dust-proof cover, and both are fixedly connected with the second groove by described first groove; The reverse side of described second groove forms projection, and described projection is embedded into the top of described buffer stopper, and described piston rod is nested on described buffer stopper through upper spring disk and dust-proof cover.
2. vibration damper as claimed in claim 1, is characterized in that, described buffer stopper and piston rod interference fit.
3. vibration damper as claimed in claim 1, is characterized in that, described second groove and buffer stopper interference fit.
4. vibration damper as claimed in claim 1, is characterized in that, described second groove and the first groove interference fit.
5. vibration damper as claimed in claim 4, is characterized in that, the non-recessed portion Spielpassung of described buffer stopper and dust-proof cover, and described dust-proof cover top and upper spring disk top clearance coordinate.
6. vibration damper as claimed in claim 1, is characterized in that, described second groove is less than the solid height of buffer stopper to the distance of buffer stopper peak.
7. the vibration damper as described in as arbitrary in claim 1-6, it is characterized in that, the material of described upper spring disk is metal.
8. the vibration damper as described in as arbitrary in claim 1-6, it is characterized in that, described first groove is integrated impact briquetting.
9. the vibration damper as described in as arbitrary in claim 1-6, it is characterized in that, the material of described buffer stopper is polyurethane.
10. the vibration damper as described in as arbitrary in claim 1-6, it is characterized in that, the material of described dust-proof cover is plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520666774.8U CN205026003U (en) | 2015-08-31 | 2015-08-31 | Shock absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520666774.8U CN205026003U (en) | 2015-08-31 | 2015-08-31 | Shock absorber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205026003U true CN205026003U (en) | 2016-02-10 |
Family
ID=55258537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520666774.8U Active CN205026003U (en) | 2015-08-31 | 2015-08-31 | Shock absorber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205026003U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108528356A (en) * | 2017-03-01 | 2018-09-14 | 株式会社万都 | A kind of sprung shock-strut end cap and Vehicle damper pillar |
| CN108775372A (en) * | 2018-04-23 | 2018-11-09 | 江铃控股有限公司 | Damper |
| CN113027979A (en) * | 2019-12-24 | 2021-06-25 | 广东美的白色家电技术创新中心有限公司 | Vibration damper structure and household appliance |
-
2015
- 2015-08-31 CN CN201520666774.8U patent/CN205026003U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108528356A (en) * | 2017-03-01 | 2018-09-14 | 株式会社万都 | A kind of sprung shock-strut end cap and Vehicle damper pillar |
| CN108528356B (en) * | 2017-03-01 | 2021-11-30 | 株式会社万都 | End cap for vibration damping strut and vehicle vibration damping strut |
| CN108775372A (en) * | 2018-04-23 | 2018-11-09 | 江铃控股有限公司 | Damper |
| CN108775372B (en) * | 2018-04-23 | 2024-04-19 | 江铃控股有限公司 | Vibration damper |
| CN113027979A (en) * | 2019-12-24 | 2021-06-25 | 广东美的白色家电技术创新中心有限公司 | Vibration damper structure and household appliance |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |