CN209067736U - Helical spring shock absorber - Google Patents
Helical spring shock absorber Download PDFInfo
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- CN209067736U CN209067736U CN201821572626.XU CN201821572626U CN209067736U CN 209067736 U CN209067736 U CN 209067736U CN 201821572626 U CN201821572626 U CN 201821572626U CN 209067736 U CN209067736 U CN 209067736U
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- Prior art keywords
- spring
- support plate
- helical spring
- shock absorber
- connecting rod
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Abstract
The utility model discloses a kind of helical spring shock absorbers, including a damper main body, a scalable connecting rod into the damper main body and the sleeve being sheathed on outside the damper main body, a part of the damper main body is scalable in the sleeve, the helical spring shock absorber further include: support plate on a spring, support plate is set on the connecting rod on the spring；Support plate under one spring, support plate is set on the damper main body under the spring, and close to the tail portion of the damper main body, which is the end far from the connecting rod of the damper main body；One helical spring is set on the sleeve and is supported on the spring under support plate and the spring between support plate.Common leaf spring in commercial vehicle vibration insulating system is omitted in the helical spring shock absorber, while guaranteeing effectiveness in vibration suppression car body weight is significantly reduced, is conducive to the lightness of commercial vehicle.
Description
Technical field
The utility model relates to a kind of damper, in particular to a kind of damper for being arranged with helical spring.
Background technique
The damper of commercial vehicle at present, the especially damper of commercial vehicle front axle, side connect vehicle bridge, other side connection
Vehicle frame.But existing commercial vehicle vehicle bridge damper is difficult to meet the buffer requirement of bumpy sections, thus passenger can perceive
Impact sense is still than stronger.
Thus, it is thus proposed that in the vibration insulating system of commercial vehicle, other than original damper, increase leaf spring, to have
Effect reduces impact.The effectiveness in vibration suppression of this vibration insulating system is relatively preferable, but has a very big defect, i.e., the volume of leaf spring compared with
Greatly, heavier-weight.
Utility model content
The technical problems to be solved in the utility model is to overcome commercial vehicle in the prior art to provide volume using leaf spring
The defect of the big weight weight of outer damping effect, leaf spring volume, provides a kind of damper using helical spring.
The utility model is to solve above-mentioned technical problem by following technical proposals:
A kind of helical spring shock absorber, including a damper main body, a scalable connecting rod into the damper main body and
The sleeve being sheathed on outside the damper main body, a part of the damper main body are scalable in the sleeve, it is characterized in that, it should
Helical spring shock absorber further include: support plate on a spring, support plate is set on the connecting rod on the spring；It is supported under one spring
Disk, support plate is set on the damper main body under the spring, and close to the tail portion of the damper main body, which is the vibration damping
The end far from the connecting rod of device main body；One helical spring, be set on the sleeve and be supported on the spring support plate and
Under the spring between support plate.The utility model provides further buffering using helical spring, and also plays branch to damper
Support, limits helical spring by two support plates, so that damper monolithic stability.
Common leaf spring in commercial vehicle vibration insulating system is omitted in having the technical effect that for the utility model acquisition, is guaranteeing to subtract
While effect of shaking car body weight is significantly reduced, is conducive to the lightness of commercial vehicle, and have both comfortable ride experience.
Detailed description of the invention
Fig. 1 is the schematic diagram of the helical spring shock absorber of an embodiment of the present invention.
Fig. 2 is the part explosive view of Fig. 1.
Fig. 3 is the schematic diagram of the damper main body of an embodiment of the present invention, sleeve and connecting rod.
Fig. 4 is that the position of support plate under support plate, spring on the helical spring and spring of an embodiment of the present invention is closed
It is schematic diagram.
Fig. 5 is the syntagmatic schematic diagram of support plate on the connecting rod and spring of an embodiment of the present invention.
Fig. 6 is the syntagmatic schematic diagram of support plate and two elastic components on the spring of an embodiment of the present invention.
Fig. 7 is the combination diagram of support plate and connecting rod on the spring of an embodiment of the present invention.
Fig. 8 is the threaded hole and screw position relational graph of support plate on the spring of an embodiment of the present invention.
Specific embodiment
A preferred embodiment is named, and completely illustrates the utility model in conjunction with attached drawing to become apparent from.
With reference to Fig. 1-Fig. 8, by taking double-cylinder type hydraulic buffer as an example, helical spring shock absorber 1 described in the present embodiment is introduced,
It includes the scalable connecting rod 14 into the damper main body 2 of a damper main body 2, one and is sheathed on outside the damper main body
Sleeve 22, a part of the damper main body 2 are scalable in the sleeve 22, which further includes (see figure
4):
Support plate 10 on one spring, support plate is set on the connecting rod on the spring；
Support plate 4 under one spring, support plate is set on the damper main body under the spring, and close to the damper main body
Tail portion, the tail portion be the damper main body far from the connecting rod end, the tail portion of damper main body is set in the present embodiment
It is equipped with a shackle structure 21, rubber bulb 3 is equipped in shackle structure 21, for being connected to vehicle bridge；
One helical spring 5 is set on the sleeve and is supported on support plate 10 and support plate 4 under the spring on the spring
Between.
Fig. 2 and Fig. 5 from the point of view of emphasis, the further helical spring shock absorber 1 further includes a connecting rod guide sleeve 9, for protecting
The connecting rod 14, the connecting rod guide sleeve 9 are sheathed on the connecting rod, and support plate 10 is sheathed on the connecting rod guide sleeve 9 on the spring.Except this it
Outside, which further includes one first elastic component 7 (such as a rubber sleeve), which has one to supply to be somebody's turn to do
The hollow portion that connecting rod passes through, first elastic component 7 are set on the spring between support plate 10 and the sleeve 22.Simultaneously in the bullet
The left side of support plate 10 on spring, further includes one second elastic component 8 and a cover board 11, which has one to supply the connecting rod
The hollow portion passed through, the cover board 11 have a through-hole passed through for the connecting rod, which is set on the spring and supports
Side (namely left side) of the disk 10 far from the sleeve 22, the cover board 11 is for making second elastic component 8 be pressed in the spring
Support plate 10 compresses second elastic component wherein being tightened on the connecting rod by a nut 13, which is provided with and is somebody's turn to do
The compatible screw thread of connecting rod 14.The left and right sides of support plate 10 is each provided with an elastic component on the spring in this way, plays buffering and protects
The effect of shield.
Emphasis refers to Fig. 6 and Fig. 8, and support plate 10 is provided with multiple threaded holes and corresponding with each threaded hole on the spring
The recessed portion of setting, each recessed portion are all set in the side close to the sleeve 22 of support plate 10 on the spring, the recessed portion
For accommodating the nut of the screw 12 in insertion threaded hole, wherein the depth of the recessed portion, which is more than or equal to, is inserted into corresponding threaded hole
Screw nut height.The design of sunk type in this threaded hole, so that the setting of helical spring 5 is unaffected,
The surface that helical spring 5 is in contact with support plate 10 on the spring is exactly plane, so that helical spring 5 obtains stablizing support.
In addition, the section 121 of each nut is asymmetrical graphic in the present embodiment, it is that non-full circle is set referring to Fig. 8 nut
The part of meter, missing forms a parallel key.Entire nut after tightening screw 12 in support plate 10 on the spring
It can sink in recessed portion, and deflection will not be generated.By these screws, which is connected to vehicle frame.
In order to reinforce dust-proof effect, which further includes a sleeve cover board being connected with the connecting rod 14
16, which is located on the sleeve and the spring between support plate, and is welded on connecting rod 14.
Referring again to 4 side of support plate under spring, which further includes an annular fixed part 6, and the annular is solid
Determine portion 6 to be set under the damper main body 2 and the spring between support plate 4, which props up for fixing under the spring
Support plate 4, support plate 4 is set on the outer wall of the annular fixed part 6 under the spring.
It is supported on spring under support plate 10 and the spring between support plate 4 in order to enable helical spring can be stablized, it should
The side (right side in Fig. 4) close to the sleeve 22 of support plate 10 is provided with a first step portion, the first step on spring
Portion be used to limit the helical spring on the spring support plate displacement in the planes；Similarly, support plate 4 under the spring
The side (left side in Fig. 4) of the sleeve is provided with a second step portion, the second step portion is for limiting the spiral bullet
Spring under the spring support plate displacement in the planes.The wherein internal diameter one of the outer diameter Yu the helical spring in the first step portion
It causes, the outer diameter in the second step portion and the internal diameter of the helical spring are consistent.
Although the foregoing describe specific embodiment of the present utility model, it will be appreciated by those of skill in the art that
These are merely examples, and the protection scope of the utility model is defined by the appended claims.Those skilled in the art
Member can make numerous variations or be repaired to these embodiments under the premise of without departing substantially from the principles of the present invention and essence
Change, but these change and modification each fall within the protection scope of the utility model.
Claims (12)
1. a kind of helical spring shock absorber, including a damper main body, a scalable connecting rod and set into the damper main body
Sleeve outside the damper main body, a part of the damper main body are scalable in the sleeve, which is characterized in that the spiral shell
Revolve spring cushion further include:
Support plate on one spring, support plate is set on the connecting rod on the spring；
Support plate under one spring, support plate is set on the damper main body under the spring, and close to the tail of the damper main body
Portion, the tail portion are the end far from the connecting rod of the damper main body；
One helical spring is set on the sleeve and is supported on the spring under support plate and the spring between support plate.
2. helical spring shock absorber as described in claim 1, which is characterized in that the helical spring shock absorber further includes a connecting rod
Guide sleeve, the connecting rod guide sleeve are sheathed on the connecting rod, and support plate is sheathed on the connecting rod guide sleeve on the spring.
3. helical spring shock absorber as described in claim 1, which is characterized in that the helical spring shock absorber further includes one first
Elastic component, first elastic component have a hollow portion passed through for the connecting rod, which is set on the spring and supports
Between disk and the sleeve.
4. helical spring shock absorber as claimed in claim 3, which is characterized in that the helical spring shock absorber further includes one second
Elastic component and a cover board, second elastic component have a hollow portion passed through for the connecting rod, which has one to wear for the connecting rod
The through-hole crossed, second elastic component are set to side of the support plate far from the sleeve on the spring, the cover board for make this second
Elastic component is pressed in support plate on the spring.
5. helical spring shock absorber as claimed in claim 4, which is characterized in that the helical spring shock absorber further includes a spiral shell
Mother, the nut are provided with screw thread compatible with the connecting rod, the cover board by the nut tightening on the connecting rod come compress this
Two elastic components.
6. helical spring shock absorber as described in claim 1, which is characterized in that support plate is provided with multiple screw threads on the spring
Hole and the recessed portion being correspondingly arranged with each threaded hole, each recessed portion be all set in support plate on the spring close to the set
The side of cylinder, the recessed portion are used to accommodate the nut of the screw in insertion threaded hole.
7. helical spring shock absorber as claimed in claim 6, which is characterized in that the depth of the recessed portion is more than or equal to insertion pair
Answer the height of the nut of the screw in threaded hole.
8. helical spring shock absorber as claimed in claim 6, which is characterized in that the section of each nut is asymmetrical graphic.
9. helical spring shock absorber as described in claim 1, which is characterized in that the helical spring shock absorber further includes one and should
The sleeve cover board that connecting rod is connected, the sleeve cover board are located on the sleeve and the spring between support plate.
10. helical spring shock absorber as described in claim 1, which is characterized in that the helical spring shock absorber further includes a ring
Shape fixed part, the annular fixed part are set under the damper main body and the spring between support plate, which is used for
Fix support plate under the spring.
11. the helical spring shock absorber as described in any one of claim 1-10, which is characterized in that support plate on the spring
The side close to the sleeve be provided with a first step portion, the first step portion is for limiting the helical spring in the spring
Support plate displacement in the planes；
The side close to the sleeve of support plate is provided with a second step portion under the spring, and the second step portion is for limiting this
Helical spring under the spring support plate displacement in the planes.
12. helical spring shock absorber as claimed in claim 11, which is characterized in that the outer diameter in the first step portion and the spiral
The internal diameter of spring is consistent, and the outer diameter in the second step portion and the internal diameter of the helical spring are consistent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821572626.XU CN209067736U (en) | 2018-09-26 | 2018-09-26 | Helical spring shock absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821572626.XU CN209067736U (en) | 2018-09-26 | 2018-09-26 | Helical spring shock absorber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209067736U true CN209067736U (en) | 2019-07-05 |
Family
ID=67093341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821572626.XU Active CN209067736U (en) | 2018-09-26 | 2018-09-26 | Helical spring shock absorber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209067736U (en) |
-
2018
- 2018-09-26 CN CN201821572626.XU patent/CN209067736U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 201111 No. 4440 Yuanjiang Road, Minhang District, Shanghai Patentee after: Zeifu Automotive Parts System (Shanghai) Co., Ltd. Address before: 201111 No. 4440 Yuanjiang Road, Minhang District, Shanghai Patentee before: Saxophone Automotive Parts Systems (Shanghai) Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder |