CN206889545U - Helical spring vibration isolator and automotive suspension - Google Patents
Helical spring vibration isolator and automotive suspension Download PDFInfo
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- CN206889545U CN206889545U CN201720766423.3U CN201720766423U CN206889545U CN 206889545 U CN206889545 U CN 206889545U CN 201720766423 U CN201720766423 U CN 201720766423U CN 206889545 U CN206889545 U CN 206889545U
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- helical spring
- groove
- vibration isolator
- claw
- pad body
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Abstract
The utility model embodiment discloses a kind of helical spring vibration isolator, including vibration isolation pad body, the groove for accommodating helical spring end is provided with vibration isolation pad body, the limited block for being abutted with the termination of helical spring end is provided with groove, at least one claw is provided with the cell wall of groove, limited block is abutted with one of claw, and helical spring end is connected in groove by claw.The utility model embodiment also discloses a kind of automotive suspension, including upper bracket, helical spring and above-mentioned helical spring vibration isolator, helical spring vibration isolator is arranged on upper bracket, and helical spring end is connected in groove by claw, and the termination of helical spring end abuts with limited block.Helical spring can be connected to using the utility model embodiment in groove, so that helical spring and vibration isolation pad body are integrally formed, vibration isolator moves up and down together with helical spring under dynamic load effect, avoids impact of the helical spring end to vibration isolator, extends vibration isolator service life.
Description
Technical field
The utility model embodiment is related to vehicle vibration damping technical field, and in particular to a kind of helical spring vibration isolator and automobile
Suspension.
Background technology
Helical spring vibration isolator is a kind of elastic auxiliary element in automotive suspension.As shown in figure 1, helical spring 1 ' is positioned at upper
Between bearing and undersetting, nonmetallic materials are provided between helical spring 1 ' and upper bracket, helical spring 1 ' and undersetting
Manufactured helical spring vibration isolator 2 '.The effect of helical spring vibration isolator 2 ' is to isolate the vibration of helical spring, prevents spiral bullet
Spring and upper bracket produce rigid contact, avoid helical spring and upper bracket from producing friction abnormal sound.
At present, traditional helical spring vibration isolator includes body 21 ', and body 21 ' is plate-like, has one on body 21 '
Through hole, extend a protuberance 22 ' along the edge of through hole, protuberance 22 ' is cylindrical shape.During installation, upper bracket and undersetting
Projection 3 ' be nested in through through hole in protuberance 22 ', then the top of helical spring 1 ' is set on the outer wall of protuberance 22 '.
Inventor has found that for helical spring under dynamic load effect, easy bob departs from spiral shell during the utility model is realized
Spring vibration isolation pad is revolved, and is hit with helical spring vibration isolator, is easily damaged helical spring vibration isolator, vibration isolator is reduced and uses
Life-span.
Utility model content
In view of this, the utility model embodiment proposes a kind of helical spring vibration isolator and automotive suspension, above-mentioned to solve
Technical problem.
The utility model embodiment proposes a kind of helical spring vibration isolator, and it includes：Vibration isolation pad body, the vibration isolation advance capital for
The groove for accommodating helical spring end is provided with body, is provided with the groove for the termination with helical spring end
The limited block of abutting, at least one claw is provided with the cell wall of the groove, the limited block abuts with one of claw,
The helical spring end is connected in the groove by the claw.By setting groove and claw on vibration isolation pad body,
Helical spring is connected in groove so that helical spring and vibration isolation pad body are integrally formed, when helical spring is made in dynamic loading
During with lower up and down motion, vibration isolator also moves with helical spring, can avoid impact of the helical spring end to vibration isolator, prolong
Long vibration isolator service life, and by the way that the termination of helical spring end is resisted against on the limited block abutted with claw, can prevent
Only helical spring rotates in a circumferential direction along it, and prevents helical spring termination from departing from groove, and clamping is better achieved.
Alternatively, the shape of the bottom land of the groove and the shape adaptation of helical spring end, preferably to accommodate spiral shell
Revolve spring.
Alternatively, the groove is annular groove, and the bottom land of annular groove includes one and abuts inclined-plane, the abutting inclined-plane
Height is gradually reduced from head end to end, and is set along the circumferentially extending of annular groove.By the way that groove is arranged into annular groove,
May be such that helical spring end is all resisted against in groove so that helical spring preferably links together with vibration isolation pad body,
Increase the fastness of connection.
Alternatively, it is described abutting inclined-plane on be provided with depressed part so that on vibration isolation pad body with depressed part side with
Torsional rigidity without depressed part side is different, can reduce the overall torsional rigidity of vibration isolation pad body, avoid vibration isolation pad body
Suppress the motion of helical spring, and radial motion of the vibration isolator body fits helical spring along helical spring can be made, but also can
Make helical spring vibration isolator easy to process.
Alternatively, head end of the limited block positioned at the abutting inclined-plane, it is possible to increase helical spring is located at the length in groove
Degree so that helical spring and groove preferably clamping.
Alternatively, the claw is arranged in the annular groove on the cell wall at annular groove center, to facilitate spiral shell
Spring and groove clamping are revolved, improves efficiency of assembling,.
Alternatively, the cell wall where the claw protrudes from vibration isolation pad body, to facilitate helical spring to be caught in groove and card
Between pawl, efficiency of assembling is improved.
Alternatively, the air channel for exhaust is provided with the vibration isolation pad body backwards to the side of the groove.Dynamic
Under load effect, vibration isolation pad body moves up and down with helical spring, the back side of vibration isolation pad body and the upper branch of automotive suspension
Air-flow caused by seat Contact is discharged by air channel, avoids producing noise.
The utility model embodiment proposes a kind of automotive suspension, and it includes upper bracket, helical spring and as described above
Helical spring vibration isolator, the helical spring vibration isolator are arranged on the upper bracket, and the helical spring end passes through described
Claw is connected in the groove, and the termination of helical spring end abuts with limited block.It is recessed by being set on vibration isolation pad body
Groove and claw, helical spring is connected in groove so that helical spring and vibration isolation pad body are integrally formed, when helical spring exists
When being moved up and down under dynamic load effect, vibration isolator also moves with helical spring, can avoid helical spring end to vibration isolator
Impact, extend vibration isolator service life；And by the termination of helical spring end is resisted against abutted with claw it is spacing
It on block, can prevent helical spring from being rotated in a circumferential direction along it, and prevent helical spring termination from departing from groove, clamping is better achieved.
Alternatively, the claw is interference fitted with the helical spring, to facilitate the handling of helical spring, improves spiral bullet
The connectivity robustness of spring and vibration isolation pad body.
The helical spring vibration isolator and automotive suspension that the utility model embodiment provides on vibration isolation pad body by setting
Groove and claw, by helical spring clamping in a groove so that helical spring and vibration isolation pad body are integrally formed, and work as helical spring
When being moved up and down under dynamic load effect, vibration isolator also moves with helical spring, can avoid helical spring end to vibration isolation
The impact of pad, extend vibration isolator service life；And by the way that the termination of helical spring end is resisted against into the limit abutted with claw
It on the block of position, can prevent helical spring from being rotated in a circumferential direction along it, and prevent helical spring termination from departing from groove, clamping is better achieved.
Brief description of the drawings
Fig. 1 is the mounting structure schematic diagram of helical spring vibration isolator in conventional art.
Fig. 2 is the structural representation of the helical spring vibration isolator of the utility model embodiment.
Fig. 3 is the top view of the helical spring vibration isolator of the utility model embodiment.
Fig. 4 is the profile of A-A in Fig. 3.
Fig. 5 is the upward view of the helical spring vibration isolator of the utility model embodiment.
Fig. 6 is the helical spring vibration isolator of the utility model embodiment and the installation diagram of helical spring.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment, the technical solution of the utility model is described in detail.Wherein phase
Same parts are presented with like reference characters.It should be noted that the word "front", "rear" used below in description,
"left", "right", "up" and "down" refer to the direction in accompanying drawing, and word " interior " and " outer " are referred respectively to towards or away from specific
The direction at component geometry center.
Embodiment one
As shown in figures 2-6, the helical spring vibration isolator that the utility model embodiment provides, it includes：Vibration isolation pad body 1,
The groove 5 for accommodating the end of helical spring 2 is provided with vibration isolation pad body 1, is provided with and is used for and spiral bullet in the groove 5
The limited block 6 that the termination of spring end abuts, prevents that helical spring 2 is circumferentially rotatable.It is provided with and is used for and spiral shell on the cell wall of groove 5
At least one claw 3 of the clamping of spring 2 is revolved, limited block 6 abuts with one of claw 3.
During assembling, the end of helical spring 2 is passed through into claw 3, the end of helical spring is resisted against in groove 5, and by spiral shell
The termination of rotation spring 2 end is resisted against on limited block 6, so as to which the end of helical spring 2 is connected in groove 5.Described in text
Termination refers to the one end for the steel wire (being not limited to steel wire or other materials) that helical spring 2 is made.
The helical spring vibration isolator that the utility model embodiment provides by setting groove and claw on vibration isolation pad body,
Helical spring is connected in groove so that helical spring and vibration isolation pad body are integrally formed, when helical spring is made in dynamic loading
During with lower up and down motion, vibration isolator also moves with helical spring, can avoid impact of the helical spring end to vibration isolator, prolong
Long vibration isolator service life, and by the way that the termination of helical spring end is resisted against on the limited block abutted with claw, can prevent
Only helical spring rotates in a circumferential direction along it, and prevents helical spring termination from departing from groove, and clamping is better achieved.
Embodiment two
On the basis of embodiment one, as shown in Fig. 2 alternatively, shape and the end of helical spring 2 of the bottom land of groove 5
Shape adaptation, preferably to accommodate helical spring 2.
In a preferred embodiment of the present utility model, groove 5 is annular groove, such as the cell wall of groove 5 is arranged along it
Cloth direction is annular.The bottom land of annular groove includes one and abuts inclined-plane, and the height for abutting inclined-plane gradually subtracts from head end to end
It is small, and set along the circumferentially extending of annular groove.Wherein, for head end to abut inclined-plane close to one end of limited block 6, end is abutting
One end away from limited block 6 on inclined-plane, height size is to be located at vibration isolation pad body 1 on horizontal plane, and groove 5 is compared upward
's.By the way that groove is arranged into annular groove, it may be such that the end of helical spring 2 is all resisted against in groove 5 so that helical spring
2 preferably link together with vibration isolation pad body 1, increase the fastness of connection.
In another preferred embodiment of the present utility model, groove 5 is spiral groove.The spiral shape of spiral groove
The shape adaptation of shape and helical spring 2, i.e. the cell wall of groove 5 is spiral shape on its arragement direction.The bottom land of spiral groove
Also an abutment plane is included, height of the abutment plane from head end to end everywhere is equal, and the abutment plane on the bottom land is along spiral shell
The circumferentially extending for revolving connected in star is set.
In the utility model embodiment, vibration isolation pad body 1 is annular shape, and circumference of the groove 5 along vibration isolation pad body 1 is set
Put, the center of annular groove is provided with a mounting hole.
Alternatively, as shown in Figures 2 and 3, abut on inclined-plane and be provided with depressed part 7.Depressed part 7 by vibration isolation pad body 1 side
Edge directly extends through the madial wall of the cell wall at the place of claw 3.By setting depressed part 7 so that have depression on vibration isolation pad body 1
The side (left half side in such as Fig. 2) in portion 7 is different from the torsional rigidity without the side of depressed part 7 (right half side in such as Fig. 2),
The overall torsional rigidity of vibration isolation pad body 1 can be reduced, avoid vibration isolation pad body 1 from suppressing the motion of helical spring 2, and vibration isolation can be made
Pad body 1 coordinates radial motion of the helical spring 2 along helical spring 2, but also helical spring vibration isolator can be made easy to process.
It is preferred that for convenience of helical spring 2 and the clamping of groove 5, efficiency of assembling is improved, claw 3 is arranged on annular groove and leaned on
On the cell wall at near-ring connected in star center.As shown in Fig. 2 claw 3 is arranged on the madial wall of the cell wall.
Further, as shown in figure 4, the cell wall where claw 3 protrudes from vibration isolation pad body 1, i.e. cell wall where claw 3
Height higher than the height of miscellaneous part on vibration isolation pad body 1, to facilitate helical spring to be caught between groove 5 and claw 3, improve
Efficiency of assembling.
Preferably, the quantity of claw 3 is at least three, and three claws 3 are evenly distributed on the groove close to annular groove center
On wall, when helical spring 2 moves up and down under dynamic loading, three claws 3 can evenly distribute helical spring 2 and depart from vibration isolation advance capital for
The active force of body 1, prevent the excessive service life for causing claw 3 to damage, improving vibration isolator of active force.
Further, limited block 6 is arranged on the head end on abutting inclined-plane of groove 5, it is possible to increase helical spring 2 is located at groove
Length in 5 so that helical spring 2 and the preferably clamping of groove 5.
It is preferred that as shown in figure 5, the side of vibration isolation pad body 1 where groove 5 is the front of vibration isolation pad body 1.Vibration isolator
The air channel 4 for exhaust is provided with the back side of body 1.In vehicle traveling process, the load of helical spring 2 can constantly become
Change.Under dynamic load effect, vibration isolation pad body 1 moves up and down with helical spring 2, the back side of vibration isolation pad body 1 and automobile
Air-flow caused by the upper bracket Contact of suspension is discharged by air channel 4, avoids producing noise.
As shown in figure 5, the quantity of air channel 4 is four, each air channel 4 is circular groove.Wherein, close to vibration isolation
The axis of two air channels 4 at pad center is concyclic, and the axis of two air channels 4 away from vibration isolator center is concyclic.Pass through
Four air channels 4 are set, effective discharge of air-flow is not only ensure that, does not influence vibration isolator rigidity and endurance quality, Er Qiejia also
Work is convenient, and production cost is low.
In another preferred embodiment of the present utility model, air channel 4 may extend to the edge of vibration isolation pad body 1, with
Just preferably it is vented.
Embodiment three
The utility model embodiment also provides a kind of automotive suspension, and it includes upper bracket, helical spring 2 and implemented as described above
The helical spring vibration isolator of example one or embodiment two.As shown in figures 2-6, helical spring vibration isolator is arranged on upper bracket, spiral
The end of spring 2 is connected in groove 5 by the claw 3 of helical spring vibration isolator, termination and the limited block 6 of the end of helical spring 2
Abut.
In the utility model embodiment, projection is provided with upper bracket, the middle part of vibration isolation pad body 1 has mounting hole, pacified
Dress borehole jack is located in projection, can facilitate the handling of helical spring vibration isolator.
The automotive suspension that the utility model embodiment provides on vibration isolation pad body by setting groove and claw, by spiral
Spring is connected in groove so that helical spring and vibration isolation pad body are integrally formed, on helical spring is under dynamic load effect
During lower motion, vibration isolator also moves with helical spring, can avoid impact of the helical spring end to vibration isolator, extends vibration isolation
Pad service life.And by the way that the termination of helical spring end is resisted against on the limited block abutted with claw, spiral can be prevented
Spring rotates in a circumferential direction along it, and prevents helical spring termination from departing from groove, and clamping is better achieved.
It is preferred that the handling of helical spring 2 for convenience, raising helical spring 2 is connected firmly with vibration isolation pad body 1
Property, claw 3 is interference fitted with helical spring 2.
More than, the technical solution of the utility model is described in detail in conjunction with specific embodiments, described is specific
Embodiment is used to help understand thought of the present utility model.Those skilled in the art are on the basis of the utility model specific embodiment
On the derivation made and modification fall within scope of protection of the utility model.
Claims (10)
- A kind of 1. helical spring vibration isolator, it is characterised in that including：Vibration isolation pad body, use is provided with the vibration isolation pad body It is spacing for being abutted with the termination of helical spring end in being provided with the groove for accommodating helical spring end, the groove Block, at least one claw is provided with the cell wall of the groove, the limited block abuts with one of claw, and the claw will The helical spring end is connected in the groove.
- 2. helical spring vibration isolator as claimed in claim 1, it is characterised in that the shape of the bottom land of the groove and spiral bullet The shape adaptation of spring end.
- 3. helical spring vibration isolator as claimed in claim 2, it is characterised in that the groove is annular groove, annular groove Bottom land include one and abut inclined-plane, the height for abutting inclined-plane is gradually reduced from head end to end, and along the week of annular groove To be extended.
- 4. helical spring vibration isolator as claimed in claim 3, it is characterised in that be provided with depressed part on the abutting inclined-plane.
- 5. helical spring vibration isolator as claimed in claim 3, it is characterised in that the limited block is positioned at the abutting inclined-plane Head end.
- 6. helical spring vibration isolator as claimed in claim 3, it is characterised in that the claw is arranged in the annular groove On the cell wall at annular groove center.
- 7. helical spring vibration isolator as claimed in claim 6, it is characterised in that the cell wall where the claw protrudes from vibration isolation Pad body.
- 8. the helical spring vibration isolator as described in claim 1-7 any one, it is characterised in that carried on the back on the vibration isolation pad body The side of the groove is provided with the air channel for exhaust.
- 9. a kind of automotive suspension, it is characterised in that including upper bracket, helical spring and as described in claim 1-8 is any Helical spring vibration isolator, the helical spring vibration isolator are arranged on the upper bracket, and the helical spring end passes through described Claw is connected in the groove, and the termination of the helical spring end abuts with the limited block.
- 10. automotive suspension as claimed in claim 9, it is characterised in that the claw is interference fitted with the helical spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720766423.3U CN206889545U (en) | 2017-06-28 | 2017-06-28 | Helical spring vibration isolator and automotive suspension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720766423.3U CN206889545U (en) | 2017-06-28 | 2017-06-28 | Helical spring vibration isolator and automotive suspension |
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| Publication Number | Publication Date |
|---|---|
| CN206889545U true CN206889545U (en) | 2018-01-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720766423.3U Active CN206889545U (en) | 2017-06-28 | 2017-06-28 | Helical spring vibration isolator and automotive suspension |
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| Country | Link |
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| CN (1) | CN206889545U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112283274A (en) * | 2020-10-24 | 2021-01-29 | 上海耘奇汽车部件有限公司 | Shock absorber spring pad and processing technology thereof |
-
2017
- 2017-06-28 CN CN201720766423.3U patent/CN206889545U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112283274A (en) * | 2020-10-24 | 2021-01-29 | 上海耘奇汽车部件有限公司 | Shock absorber spring pad and processing technology thereof |
| CN112283274B (en) * | 2020-10-24 | 2022-06-21 | 上海耘奇汽车部件有限公司 | Shock absorber spring pad and processing technology thereof |
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| GR01 | Patent grant | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20190708 Granted publication date: 20180116 |
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| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20210218 Granted publication date: 20180116 |