CN211449469U - Butt-joint type shock absorber - Google Patents
Butt-joint type shock absorber Download PDFInfo
- Publication number
- CN211449469U CN211449469U CN201922491739.8U CN201922491739U CN211449469U CN 211449469 U CN211449469 U CN 211449469U CN 201922491739 U CN201922491739 U CN 201922491739U CN 211449469 U CN211449469 U CN 211449469U
- Authority
- CN
- China
- Prior art keywords
- rubber body
- ring
- shock absorber
- type shock
- shield
- 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
- 230000035939 shock Effects 0.000 title claims abstract description 37
- 239000006096 absorbing agent Substances 0.000 title claims abstract description 30
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 230000006835 compression Effects 0.000 abstract description 3
- 238000007906 compression Methods 0.000 abstract description 3
- 238000002955 isolation Methods 0.000 abstract description 3
- 238000010008 shearing Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 7
- 238000006073 displacement reaction Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Images
Abstract
The utility model relates to a shock absorber, in particular to a butt-buckling type shock absorber, which comprises a core shaft sleeve; the rubber body is bonded on the outer circular surface of the core shaft sleeve; the installing support, the installing support bonds on the rubber body, the installing support includes support ring and holding ring, support ring and holding ring mutually perpendicular, and the holding ring is located the inboard of support ring, the holding ring sets up the tip in the one end of the rubber body. The utility model provides a pair of make-up formula bumper shock absorber is rational in infrastructure, not fragile, shock attenuation is effectual, long service life, convenient to use, utilizes the biggest shearing of rubber and compression performance to realize isolation and rebound control to equipment vibration source.
Description
Technical Field
The utility model relates to a bumper shock absorber, especially a make-up formula bumper shock absorber.
Background
The vibration of engine is great, adopts a rubber pad of installation between engine and frame in order to reduce the vibration mostly, but the rubber pad damages easily, and life is short to the shock attenuation effect is relatively poor.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problem, the utility model provides a not fragile, long service life, the effectual butt-joint type bumper shock absorber of shock attenuation, concrete technical scheme is:
a butt-buckling type shock absorber comprises a core shaft sleeve; the rubber body is bonded on the outer circular surface of the core shaft sleeve; the installing support, the installing support bonds on the rubber body, the installing support includes support ring and holding ring, support ring and holding ring mutually perpendicular, and the holding ring is located the inboard of support ring, the holding ring sets up the tip in the one end of the rubber body.
Through adopting above-mentioned technical scheme, the core shaft cover is used for inserting the bolt and realizes the fixed of engine and frame.
The mounting bracket can isolate the engine or the frame, so that the rubber body is stressed uniformly and is not easy to fatigue and damage, and the service life is prolonged. Because the damping device is installed in a buckling mode, the upper portion and the lower portion of the axial direction are both supported by the rubber bodies and can move along the radial direction, and therefore the damping effect is better.
Further, the outer circular surface of the rubber body is conical.
Through adopting above-mentioned technical scheme, the rubber body is frustum shape, can not ftracture when the displacement warp, has flexible space, and increase heat radiating area is favorable to the heat dissipation simultaneously.
Furthermore, one end of the rubber body is provided with a telescopic groove which is an annular groove.
Through adopting above-mentioned technical scheme, the displacement deformation space is reserved to flexible groove, is difficult for the fracture when the rubber body atress warp.
Furthermore, one end of the core shaft sleeve is lower than one end of the rubber body, the end part of the positioning ring is flush with the end part of the rubber body, and the other end of the core shaft sleeve is flush with the other end of the rubber body.
By adopting the technical scheme, the end part of the positioning ring is flush with the end part of the rubber body, and the top part of the core shaft sleeve is lower than the end part of the positioning ring, so that when the two oppositely buckled shock absorbers are installed together, the rubber body is deformed, certain pre-pressure is provided, and the situation that the rubber body is deformed little after an engine support is installed and the shock absorber is failed or damaged due to insufficient elasticity is avoided.
Furthermore, a reinforcing ring is further arranged between the positioning ring and the supporting ring, and the reinforcing ring protrudes towards the inside of the rubber body.
Through adopting above-mentioned technical scheme, the strengthening ring can further increase the intensity of holding ring and support ring, makes things convenient for the installation of engine support or frame simultaneously, need not engine support or frame to the angle.
Further, still include the guard shield, the guard shield is located the tip of the rubber body other end.
Through adopting above-mentioned technical scheme, the guard shield can protect the rubber body, prolongs the life of the rubber body.
Further, the guard shield is a shell, the depth of the inside of the guard shield is H, the height of the rubber body in a free state is A, and A-H is more than or equal to (0.2-0.3) A.
By adopting the technical scheme, when the deformation of the rubber body caused by the impact load is more than 20-30% of the deformation of the rubber body, the protective cover is in contact with the support, and the protective cover protects the rubber body. The rubber body deformation amount refers to an amount of change from the height of the rubber body in a free state.
Furthermore, the inner diameter of the protective cover is E, the diameter of the support ring is B, and E-B is larger than or equal to 10-20 mm.
Through adopting above-mentioned technical scheme, the internal diameter that the internal diameter of guard shield is greater than the rubber body makes the guard shield can not contact with the rubber body when receiving impact displacement, does not damage the rubber body.
Compared with the prior art the utility model discloses following beneficial effect has:
the utility model provides a pair of make-up formula bumper shock absorber is rational in infrastructure, not fragile, shock attenuation is effectual, long service life, convenient to use, utilizes the biggest shearing of rubber and compression performance to realize isolation and rebound control to equipment vibration source.
Drawings
Fig. 1 is a schematic cross-sectional view of a first embodiment of the present invention;
fig. 2 is a schematic sectional structure diagram of a second embodiment of the present invention;
FIG. 3 is a schematic cross-sectional view of the shield;
FIG. 4 is a cross-sectional view of one installation of the first embodiment;
FIG. 5 is a sectional view showing another mounting manner of the first embodiment;
figure 6 is a cross-sectional view of the mounting with the shield.
Detailed Description
The present invention will now be further described with reference to the accompanying drawings.
Example one
As shown in fig. 1 to 6, a snap-type shock absorber includes a core barrel 2; the rubber body 1, the rubber body 1 is bonded on the excircle surface of the core shaft sleeve 2; the mounting bracket, the mounting bracket bonds on rubber body 1, and the mounting bracket includes supporting ring 31 and holding ring 32, and supporting ring 31 and holding ring 32 mutually perpendicular, and holding ring 32 are located the inboard of supporting ring 31, and holding ring 32 sets up the tip at the one end of rubber body 1.
The core shaft sleeve 2 and the mounting bracket are vulcanized and bonded on the rubber body 1 through adhesive.
The core sleeve 2 is used for inserting bolts 43 to fix the engine bracket 42 and the frame 41.
The mounting bracket can isolate the engine bracket 42 or the frame 41, so that the rubber body 1 is stressed uniformly and is not easy to fatigue and damage, and the service life is prolonged. Because the installation of the butt-buckled type, the axial upper and lower sides are supported by the rubber body 1, and meanwhile, the radial displacement can be realized, so that the shock absorption effect is better.
The outer circular surface of the rubber body 1 is conical. The rubber body 1 is frustum-shaped, cannot crack when being displaced and deformed, has a telescopic space, and simultaneously increases the heat dissipation area, thereby being beneficial to heat dissipation.
One end of the rubber body 1 is provided with a telescopic groove 11, and the telescopic groove 11 is an annular groove. The telescopic groove 11 leaves a displacement deformation space, and the rubber body 1 is not easy to crack when deformed under stress.
One end of the core shaft sleeve 2 is lower than one end of the rubber body 1, the end part of the positioning ring 32 is flush with the end part of the rubber body 1, and the other end of the core shaft sleeve 2 is flush with the other end of the rubber body 1.
The end of the positioning ring 32 is flush with the end of the rubber body 1, and the top of the core shaft sleeve 2 is lower than the end of the positioning ring 32, so that when the two opposite buckling type shock absorbers are installed together, the rubber body 1 is deformed, a certain pre-pressure is provided, and the situation that the rubber body 1 is deformed slightly after the engine bracket 42 is installed and the provided elastic force is insufficient, so that the shock absorbers are failed or damaged is avoided.
Example two
In addition to the above embodiment, as shown in fig. 2, a reinforcing ring 33 is further provided between the positioning ring 32 and the supporting ring 31, and the reinforcing ring 33 protrudes toward the inside of the rubber body 1. The reinforcing ring 33 can further increase the strength of the retaining ring 32 and the support ring 31 while facilitating the mounting of the engine mount 42 or frame 41 without the need for angling of the engine mount 42 or frame 41.
EXAMPLE III
On the basis of any one of the above embodiments, as shown in fig. 3, a shield 5 is further included, and the shield 5 is located at the end of the other end of the rubber body 1. The shield 5 can protect the rubber body 1 and prolong the service life of the rubber body 1.
During installation, as shown in fig. 4, the two buckling type shock absorbers are used together, the installation supports are oppositely arranged, and the overlapping height of the two core shaft sleeves 2 is the installation height. The engine bracket 42 is clamped between two mounting brackets, the frame 41 is mounted at the top of one of the opposite-buckling type shock absorbers or at the bottom of the other opposite-buckling type shock absorber, the bolt 43 penetrates through the two core shaft sleeves 2, the frame 41, the two opposite-buckling type shock absorbers and the engine bracket 42 are fixed together through the gasket 45, the engine bracket 42 can axially move up and down, meanwhile, the engine bracket can also move radially, and the shock absorption effect is good.
As shown in fig. 5, the frame 41 may also be mounted between two mounting brackets, with the engine bracket 42 mounted on top of one of the snap-on shock absorbers or on the bottom of the other.
The shield 5 is a stretched or stamped shell, the depth of the inside of the shield 5 is H, and the height of the rubber body 1 in a free state is A, wherein A-H is more than or equal to (0.2-0.3) A.
When the deformation of the rubber body 1 caused by the impact load is more than 20-30% of the deformation of the rubber body 1, the shield 5 is in contact with the support, the shield 5 bears part of the impact load, and the shield 5 protects the rubber body 1. The amount of deformation of the rubber body 1 means the amount of change in height of the rubber body 1 in a free state. The thickness of the shield 5 is not less than 6mm, generally 8mm, and the strength of the shield 5 is effectively ensured.
The inner diameter of the protective cover 5 is E, the outer diameter of the support ring 31 is B, wherein E-B is more than or equal to 10-20 mm. The inner diameter of the shield 5 is larger than that of the rubber body 1, so that the shield 5 cannot be in contact with the rubber body 1 when the shield is subjected to impact displacement, and the rubber body 1 is not damaged.
As shown in fig. 6, the shields 5 are positioned at both ends of the snap-type shock absorbers in place of the spacers 45.
Compared with the prior art the utility model discloses following beneficial effect has:
the utility model provides a pair of make-up formula bumper shock absorber is rational in infrastructure, not fragile, shock attenuation is effectual, long service life, convenient to use, utilizes the biggest shearing of rubber and compression performance to realize isolation and rebound control to equipment vibration source.
Claims (8)
1. A butt-buckling type shock absorber is characterized by comprising
A core sleeve;
the rubber body is bonded on the outer circular surface of the core shaft sleeve;
the installing support, the installing support bonds on the rubber body, the installing support includes support ring and holding ring, support ring and holding ring mutually perpendicular, and the holding ring is located the inboard of support ring, the holding ring sets up the tip in the one end of the rubber body.
2. The opposite-buckling type shock absorber according to claim 1, wherein an outer circumferential surface of the rubber body is tapered.
3. The opposite-buckling type shock absorber according to claim 1 or 2, wherein one end of the rubber body is provided with a telescopic groove, and the telescopic groove is an annular groove.
4. The opposite-buckling type shock absorber according to claim 1, wherein one end of the core bush is lower than one end of the rubber body, the end of the positioning ring is flush with the end of the rubber body, and the other end of the core bush is flush with the other end of the rubber body.
5. The opposite-buckling type shock absorber according to claim 1, wherein a reinforcing ring is further provided between the positioning ring and the supporting ring, and the reinforcing ring protrudes toward the inside of the rubber body.
6. The snap-in shock absorber according to claim 1, further comprising a shield at the end of the other end of the rubber body.
7. The opposite-buckling type shock absorber according to claim 6, wherein the shield is a shell, the depth of the inside of the shield is H, the height of the rubber body in a free state is A, and A-H ≧ (0.2-0.3) A.
8. The opposite-buckling type shock absorber according to claim 7, wherein the inner diameter of the shield is E, the diameter of the support ring is B, and E-B is more than or equal to 10-20 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922491739.8U CN211449469U (en) | 2019-12-31 | 2019-12-31 | Butt-joint type shock absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922491739.8U CN211449469U (en) | 2019-12-31 | 2019-12-31 | Butt-joint type shock absorber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211449469U true CN211449469U (en) | 2020-09-08 |
Family
ID=72316919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922491739.8U Expired - Fee Related CN211449469U (en) | 2019-12-31 | 2019-12-31 | Butt-joint type shock absorber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211449469U (en) |
-
2019
- 2019-12-31 CN CN201922491739.8U patent/CN211449469U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: No.5, Xixing North Road, Xinwu District, Wuxi City, Jiangsu Province, 214000 Patentee after: Wuxi Sinan Shock Absorber Co.,Ltd. Address before: 214000 plot E-17, phase II, Xinan supporting area, Wuxi New Area, Jiangsu Province Patentee before: Wuxi Sinan Shock Absorber Co.,Ltd. |
|
| CP02 | Change in the address of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200908 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |