CN208057927U - A kind of automobile adjustment damper piston rod - Google Patents
A kind of automobile adjustment damper piston rod Download PDFInfo
- Publication number
- CN208057927U CN208057927U CN201820158599.5U CN201820158599U CN208057927U CN 208057927 U CN208057927 U CN 208057927U CN 201820158599 U CN201820158599 U CN 201820158599U CN 208057927 U CN208057927 U CN 208057927U
- Authority
- CN
- China
- Prior art keywords
- hole
- piston rod
- adjustment damper
- quenched
- damper piston
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of automobile adjustment damper piston rods, including：Piston rod, it is internal with through-hole, including：Subscriber connection, one end connect external-adjuster mechanism；Quenched end, one end and the other end of the subscriber connection are integrally formed, and the quenched end outer diameter is more than the subscriber connection outer diameter；Throttle end, one end and the other end for connecting the quenched end, and there is perforative cross bore, the cross bore to be connected to the through-hole at the throttling end；Fastening end, one end connect the other end at the throttling end, and the other end is detachably connected sealing structure, and piston rod is convenient for resistance of shock absorber adjustment with hollow-core construction and with the cross bore being connect with hollow-core construction.
Description
Technical field
The utility model is related to vehicle shock absorber fields, more precisely, the utility model is related to a kind of automobile tune
School damper piston rod.
Background technology
To improve vehicle running smoothness, damper is installed in parallel with elastic element in suspension, is damping vibrations, and automobile is outstanding
It is hydraulic shock absorber that damper is used in frame system mostly, and operation principle is to work as relative motion occurred by vibrations between vehicle frame and vehicle bridge
When, the piston in damper moves up and down, and the fluid of damper intracavitary is just repeatedly flowed into from a chamber by different holes
Another intracavitary, the at this time friction between hole wall and fluid and the intermolecular interior friction of fluid form damping force to vibrations, make automobile
Vibration energy is converted into fluid thermal energy, then is dispersed into air by shock absorber, and one is change to throttle for the change of damping force
Hole size damps to adjust, and another kind is the viscosity adjustment damping by changing damper fluid, but both methods is not easy to grasp
Make.
Utility model content
The utility model has designed and developed a kind of automobile adjustment damper piston rod, and piston rod has hollow-core construction and has
There is the cross bore being connect with hollow-core construction, is convenient for resistance of shock absorber adjustment.
Technical solution provided by the utility model is：
A kind of automobile adjustment damper piston rod, including：
Piston rod, it is internal with through-hole, including：
Subscriber connection, one end connect external-adjuster mechanism；
Quenched end is integrally formed, the quenched end outer diameter with the other end of the subscriber connection
More than the subscriber connection outer diameter；
Throttle end, one end and the other end for connecting the quenched end, and the throttling end, which has, to be run through
Cross bore, the cross bore is connected to the through-hole；
Fastening end, one end connect the other end at the throttling end, and the other end is detachably connected sealing
Structure.
Preferably, the through-hole, including：
First through hole is applied in inside the subscriber connection；
Second through-hole is stepped hole, runs through the quenched end；
Third through-hole runs through the throttling end；
Wherein, the first through hole is identical as one end internal diameter of the second through-hole path, the third through-hole with it is described
One end internal diameter of second through-hole major diameter is identical.
Preferably, further include adjusting rod, there is external screw thread, the first through hole to have interior spiral shell for described adjusting rod one end
Line, the adjusting rod are threadedly coupled the subscriber connection.
Preferably, the fastening end has external screw thread, coordinates with fastening nut, piston body is fixed on the piston rod
On.
Preferably, the throttling end has annular groove.
Preferably, further include piston rod limited block, resilient support is arranged in the annular groove.
Preferably, the sealing structure is internal locking nut, is threadedly coupled the fastening end other end.
Preferably, the quenched end outer surface is handled using high-frequency quenching, to enhance its mechanical property.
The beneficial effects of the utility model
The utility model has designed and developed a kind of automobile adjustment damper piston rod, and piston rod has hollow-core construction and has
There is the cross bore being connect with hollow-core construction, is convenient for resistance of shock absorber adjustment.
Piston rod center provided by the utility model is high temperature hardened area, improves the mechanical property of piston rod, is extended
Damper service life.
Description of the drawings
Fig. 1 is the structural schematic diagram of adjustment piston rod described in the utility model.
Fig. 2 is piston rod inner via hole structural schematic diagram described in the utility model.
Fig. 3 is piston assembly structural schematic diagram described in the utility model.
Fig. 4 is internal locking nut front view described in the utility model.
Fig. 5 is internal locking nut sectional view described in the utility model.
Specific implementation mode
The following describes the utility model in further detail with reference to the accompanying drawings, to enable those skilled in the art with reference to explanation
Book word can be implemented according to this.
As shown in Figure 1, automobile adjustment damper piston rod provided by the utility model, inside has stepped throughhole,
Including：
Subscriber connection 210, one end connect external-adjuster mechanism, that is, damp adjustment executing agency；One end of quenched end 220
It is integrally formed with the other end of subscriber connection 210,220 outer diameter of quenched end is more than subscriber connection outer diameter, the material of quenched end
Outer surface for steel, quenched end is handled using high-frequency quenching, and the mechanical properties such as intensity, hardness of the region steel get a promotion.
The one end at throttling end 230 and the other end for connecting quenched end 220, fastening end 240, one end connect as illustrated in figures 4-5
The other end at the throttling end is connect, the other end is detachably connected sealing structure, and throttling 230 external structure of end is pin-shaped and fastening
The junction radius at end 240 is minimum, and throttling 230 big path position of end has perforative cross bore 231, cross bore 231 and piston rod
Interior through-hole connection fastening, there is external screw thread piston body 280 is fixed on piston rod 200 with fastening nut 270 for fastening end 240
On, 240 one end of fastening end connection throttling end 230, the other end throttles end 240 with annular groove using internal locking nut 282
241
As shown in Fig. 2, the through-hole in piston rod, including：First through hole 251 is applied in inside subscriber connection 210；
Second through-hole 252 runs through quenched end 220 for stepped hole；Third through-hole 253, through throttling end 230.Wherein, first through hole
251 is identical as one end internal diameter of 252 path of the second through-hole, one end internal diameter phase of third through-hole 253 and 252 major diameter of the second through-hole
Together.
As shown in Figs. 1-5, there is 260 one end of adjusting rod external screw thread, first through hole 251 to have internal thread, adjusting rod screw thread
The subscriber connection is connected, throttling pin 261 connects 260 other end of adjusting rod.
Piston rod limited block 242, resilient support are arranged in annular groove 241, and circular groove structure is used to install steel wire,
Function of wire is for card piston rod limited block 242.
Piston assembly to the right, and by internal locking nut check, and working cylinder is divided into has bar loaded on 200 diameter of piston rod
Chamber and rodless cavity, damper fluid are throttled by the high pressure cross pore structure on piston rod 200 between pin 261 and throttle seat 263
Gap and flow- through valve plate 321, piston hole 281, restore and carry out fluid exchange between the structures such as valve block 322, circulate valve gasket
324 are arranged between flow- through valve plate 321 and piston rod, restore valve gasket and are arranged between rebuilt valve and piston assembly.
Piston rod limited block 242, resilient support are arranged in annular groove 241, and circular groove structure is used to install steel wire,
Function of wire is for card piston rod limited block 242, and the effect of piston rod limited block 242 is to prevent piston assembly, is prevented multiple
Piston assembly bumps against the upper end of shock absorber working cylinder in former stroke, causes the damage of piston assembly.
Implement by taking the course of work of adjustment damper as an example, is described further
It is not only in the description and the implementation although the embodiments of the present invention have been disclosed as above
Listed utilization, it can be applied to various fields suitable for the present invention completely, for those skilled in the art,
Other modifications may be easily implemented, therefore without departing from the general concept defined in the claims and the equivalent scope, this reality
It is not limited to specific details and legend shown and described herein with novel.
Claims (8)
1. a kind of automobile adjustment damper piston rod, which is characterized in that including：
Piston rod, it is internal with through-hole, including：
Subscriber connection, one end connect external-adjuster mechanism；
Quenched end is integrally formed with the other end of the subscriber connection, and the quenched end outer diameter is connected more than the user
Hold outer diameter；
Throttle end, one end and the other end for connecting the quenched end, and the throttling end has perforative cross bore, the cross
Hole is connected to the through-hole；
Fastening end, one end connect the other end at the throttling end, and the other end is detachably connected sealing structure.
2. automobile adjustment damper piston rod according to claim 1, which is characterized in that the through-hole, including：
First through hole is applied in inside the subscriber connection；
Second through-hole is stepped hole, runs through the quenched end；
Third through-hole runs through the throttling end；
Wherein, the first through hole is identical as one end internal diameter of the second through-hole path, the third through-hole and described second
One end internal diameter of through-hole major diameter is identical.
3. automobile adjustment damper piston rod according to claim 2, which is characterized in that further include adjusting rod, it is described
There is external screw thread, the first through hole there is internal thread, the adjusting rod to be threadedly coupled the subscriber connection for adjusting rod one end.
4. automobile adjustment damper piston rod according to claim 1, which is characterized in that the fastening end has outer spiral shell
Line coordinates with fastening nut, piston body is fixed on the piston rod.
5. automobile adjustment damper piston rod according to claim 1, which is characterized in that the throttling end has annular
Groove.
6. automobile adjustment damper piston rod according to claim 5, which is characterized in that further include piston rod limit
Block, resilient support are arranged in the annular groove.
7. automobile adjustment damper piston rod according to claim 4, which is characterized in that the sealing structure is internal lock
Tight nut is threadedly coupled the fastening end other end.
8. automobile adjustment damper piston rod according to claim 1, which is characterized in that adopt the quenched end outer surface
It is handled with high-frequency quenching, to enhance its mechanical property.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820158599.5U CN208057927U (en) | 2018-01-31 | 2018-01-31 | A kind of automobile adjustment damper piston rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820158599.5U CN208057927U (en) | 2018-01-31 | 2018-01-31 | A kind of automobile adjustment damper piston rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208057927U true CN208057927U (en) | 2018-11-06 |
Family
ID=63992538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820158599.5U Expired - Fee Related CN208057927U (en) | 2018-01-31 | 2018-01-31 | A kind of automobile adjustment damper piston rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208057927U (en) |
-
2018
- 2018-01-31 CN CN201820158599.5U patent/CN208057927U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181106 Termination date: 20200131 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |