CN217401527U - Engineering machinery shock absorber with good shock absorption effect - Google Patents
Engineering machinery shock absorber with good shock absorption effect Download PDFInfo
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- CN217401527U CN217401527U CN202221099199.4U CN202221099199U CN217401527U CN 217401527 U CN217401527 U CN 217401527U CN 202221099199 U CN202221099199 U CN 202221099199U CN 217401527 U CN217401527 U CN 217401527U
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- connecting plate
- rubber mat
- ball
- spring
- tightening
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Abstract
The utility model relates to an engineering machinery shock absorber with good shock absorption effect, which comprises an upper connecting plate, a ball panel, a rubber mat top plate, an anti-cracking rubber mat, a lower connecting plate, a plurality of spring assemblies and a pre-tightening assembly; a mounting hole for a pre-tightening piece is formed in the center of the upper connecting plate, and two ends of the anti-cracking rubber mat are vulcanized with the rubber mat top plate and the lower connecting plate into an integral structure respectively; the ball panel is fixedly arranged on the upper side of the rubber mat top plate, a ball profile is arranged on the upper side of the ball panel, the lower end of the upper connecting plate is matched with the ball profile, each spring assembly is arranged between the upper connecting plate and the lower connecting plate on the periphery of the anti-cracking rubber mat, and each spring assembly inclines towards the anti-cracking rubber mat; the pre-tightening assembly sequentially penetrates through the pre-tightening piece mounting hole and the spherical plate to be mounted on the rubber cushion top plate, and the shock absorption effect is good.
Description
Technical Field
The utility model relates to an automobile parts technical field especially relates to an effectual engineering machine tool bumper shock absorber of shock attenuation.
Background
The engineering machinery shock absorber with good shock absorption effect is used for suspension installation of parts with strong vibration working conditions of engineering machinery equipment such as a road roller, a loader and the like, plays a good shock absorption role, improves driving comfort and prolongs service life.
The suspension rubber mat assembly has the defects of severe use environment, continuous vibration, influence of heat radiation, covering of muddy water, dust and the like and short service life, and the common failure modes include rubber aging, falling of the rubber mat between the upper connecting plate and the lower connecting plate, cracking of the rubber mat and the like, and need to be periodically checked and replaced.
The existing suspension rubber cushion assembly adopts natural rubber as a damping material, so that after the product is manufactured, the stress characteristic curve is an inherent value, and the stress characteristic curve is generally greatly changed with the design state along with the aging of the rubber, so that the driving comfort is poorer. The rubber pad assembly has poor reliability, short service life, small rigidity and large deviation between the static size and the design size after installation; in the low impact load area, the deflection is large, and the displacement of parts such as an engine and the like installed through the suspension rubber mat assembly is large and easy to damage.
SUMMERY OF THE UTILITY MODEL
For overcoming the technical defect that prior art exists, the utility model provides an effectual engineering machine tool bumper shock absorber of shock attenuation, the shock attenuation is effectual.
The utility model discloses a technical solution be:
the engineering machinery shock absorber with good shock absorption effect comprises an upper connecting plate, a ball panel, a rubber mat top plate, an anti-cracking rubber mat, a lower connecting plate, a plurality of spring assemblies and a pre-tightening assembly;
a mounting hole for a pre-tightening piece is formed in the center of the upper connecting plate, and two ends of the anti-cracking rubber mat are vulcanized with the rubber mat top plate and the lower connecting plate into an integral structure respectively; the ball panel is fixedly arranged on the upper side of the rubber mat top plate, a ball profile is arranged on the upper side of the ball panel, the lower end of the upper connecting plate is matched with the ball profile, each spring assembly is arranged between the upper connecting plate and the lower connecting plate on the periphery of the anti-cracking rubber mat, and each spring assembly inclines towards the anti-cracking rubber mat; the pre-tightening assembly sequentially penetrates through the pre-tightening piece mounting hole and the spherical plate to be mounted on the rubber cushion top plate.
Preferably, the spring assembly comprises an installation sleeve, a supporting spring and a push rod, a plurality of spherical grooves are formed in the lower side of the upper connecting plate and the upper side of the lower connecting plate respectively, the installation sleeve is of a circular tube-shaped structure, the installation sleeve and the push rod are provided with ball heads, the installation sleeve and the push rod are installed in the corresponding spherical grooves respectively through the ball heads, and the supporting spring is arranged in the installation sleeve; the push rod extends into the mounting sleeve to prop against the supporting spring.
Preferably, the push rod is provided with a limiting rod which extends into the supporting spring to limit the lateral movement of the supporting spring.
Preferably, the number of the spring assemblies is four, and the spring assemblies are distributed at equal intervals.
Preferably, the pretensioning assembly is provided with a conical section at the position of the pretensioning member mounting hole.
Preferably, the diameter of the upper end of the pretensioning assembly is larger than that of the mounting hole of the pretensioning member.
The utility model has the advantages that:
a mounting hole of a pre-tightening piece is formed in the center of the upper connecting plate, and two ends of the anti-cracking rubber mat are vulcanized with the rubber mat top plate and the lower connecting plate into an integral structure; the ball panel is fixedly arranged on the upper side of the rubber cushion top plate in a welding mode or a bolt fixing mode, the ball panel cannot be dislocated with the rubber cushion top plate, the upper side of the ball panel is provided with a ball-shaped surface, the lower end of the upper connecting plate is matched with the ball-shaped surface, the upper connecting plate can slide along the ball-shaped surface, the conduction of lateral vibration between the upper connecting plate and the anti-cracking rubber cushion is reduced, the deformation amount of the surface of the anti-cracking rubber cushion is further reduced, the cracking time of the anti-cracking rubber cushion is prolonged, the service life is long, each spring assembly is arranged between the upper connecting plate and the lower connecting plate at the periphery of the anti-cracking rubber cushion, each spring assembly inclines towards the anti-cracking rubber cushion direction, the lateral displacement between the upper connecting plate and the lower connecting plate is limited by the spring assemblies inclining towards the anti-cracking rubber cushion direction, each spring assembly provides auxiliary support and buffering in the axial direction of the anti-cracking rubber cushion, and the damping effect is good; the pretension subassembly passes pretension piece mounting hole and spherical plate and then installs on the cushion roof in proper order, and the upper end diameter of pretension subassembly is greater than pretension piece mounting hole diameter, and the pretension piece mounting hole prevents pretension subassembly and upper junction plate collision when the upper junction plate slides along the cushion roof.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the whole cross section of the present invention.
FIG. 3 is a schematic diagram of a spherical plate structure.
Fig. 4 is a schematic structural view of a spring assembly.
Description of the reference numerals:
1. an upper connecting plate; 11. a preload piece mounting hole; 12. a spherical groove;
2. a ball panel; 21. a spherical surface;
3. a rubber cushion top plate;
4. a cracking-proof rubber mat;
6. a lower connecting plate;
7. a spring assembly; 71. installing a sleeve; 72. a support spring; 73. a push rod; 732. a limiting rod; 74. ball head
8. And (4) pre-tightening the assembly.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
as shown in fig. 1-4, the embodiment provides an engineering mechanical shock absorber with a good shock absorption effect, which includes an upper connection plate 1, a spherical plate 2, a rubber mat top plate 3, an anti-cracking rubber mat 4, a lower connection plate 6, a plurality of spring assemblies 7 and a pre-tightening assembly 8;
a mounting hole 11 for a pre-tightening piece is formed in the center of the upper connecting plate 1, and two ends of the anti-cracking rubber mat 4 are vulcanized with the rubber mat top plate 3 and the lower connecting plate 6 into an integral structure respectively; the ball panel 2 is fixedly arranged on the upper side of the rubber mat top plate 3 in a welding mode or a bolt fixing mode, the ball panel 2 cannot be mutually dislocated with the rubber mat top plate 3, the upper side of the ball panel 2 is provided with a ball profile 21, the lower end of the upper connecting plate 1 is matched with the ball profile 21, the upper connecting plate 1 can slide along the ball profile 21, the conduction of lateral vibration between the upper connecting plate 1 and the anti-cracking rubber mat 4 is reduced, the deformation amount of the surface of the anti-cracking rubber mat 4 is further reduced, the cracking time of the anti-cracking rubber mat 4 is prolonged, the service life is long, each spring assembly 7 is arranged between the upper connecting plate 1 and the lower connecting plate 6 on the periphery of the anti-cracking rubber mat 4, each spring assembly 7 inclines towards the anti-cracking rubber mat 4, the lateral displacement and vibration between the upper connecting plate 1 and the lower connecting plate 6 are limited by the spring assemblies 7 inclined towards the anti-cracking rubber mat 4, and each spring assembly 7 also provides auxiliary support and buffering in the axial direction of the anti-cracking rubber mat 4; pretension subassembly 8 passes pretension piece mounting hole 11 and spherical plate 2 in proper order and then installs on cushion roof 3, pretension subassembly 8's upper end diameter is greater than pretension piece mounting hole 11 diameter, pretension subassembly 8 be located pretension piece mounting hole 11 positions and have the cone section, the cone section dodges pretension piece mounting hole 11 at upper junction plate 1 along the slip in-process of spherical panel 2, prevent pretension subassembly 8 collision pretension piece mounting hole 11, pretension piece mounting hole 11 prevents pretension subassembly 8 and 1 collisions of upper junction plate when upper junction plate 1 slides along cushion roof 3.
The spring assembly 7 comprises an installation sleeve 71, a supporting spring 72 and a push rod 73, a plurality of spherical grooves 12 are formed in the lower side of the upper connecting plate 1 and the upper side of the lower connecting plate 6, the installation sleeve 71 is of a circular tube-shaped structure, the installation sleeve 71 and the push rod 73 are provided with ball heads 74, the installation sleeve 71 and the push rod 73 are installed in the corresponding spherical grooves 12 through the ball heads 74 respectively, and the supporting spring 72 is arranged in the installation sleeve 71; the push rod 73 extends into the mounting sleeve 71 to abut against the supporting spring 72, the push rod 73 is provided with a limiting rod 732 which extends into the supporting spring 72 to limit the lateral movement of the supporting spring 72, the number of the spring assemblies 7 is four, the spring assemblies 7 are distributed at equal intervals, each spring assembly 7 laterally supports the upper connecting plate 1 in each direction to absorb lateral vibration, and each mounting sleeve 71 and the push rod 73 are provided with a ball head 74 which is matched with the corresponding spherical groove 12 to enable each spring assembly 7 to swing adaptively when the upper connecting plate 1 slides along the spherical plate 2.
Having shown and described the fundamental principles and the principal features of the invention and its advantages, it will be understood by those skilled in the art that the present invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (6)
1. The engineering machinery shock absorber with good shock absorption effect is characterized by comprising an upper connecting plate, a ball panel, a rubber mat top plate, an anti-cracking rubber mat, a lower connecting plate, a plurality of spring assemblies and a pre-tightening assembly;
a mounting hole for a pre-tightening piece is formed in the center of the upper connecting plate, and two ends of the anti-cracking rubber mat are vulcanized with the rubber mat top plate and the lower connecting plate into an integral structure respectively; the ball panel is fixedly arranged on the upper side of the rubber mat top plate, a ball profile is arranged on the upper side of the ball panel, the lower end of the upper connecting plate is matched with the ball profile, each spring assembly is arranged between the upper connecting plate and the lower connecting plate on the periphery of the anti-cracking rubber mat, and each spring assembly inclines towards the anti-cracking rubber mat; the pre-tightening assembly sequentially penetrates through the pre-tightening piece mounting hole and the spherical plate to be mounted on the rubber cushion top plate.
2. The engineering machinery shock absorber with good shock absorption effect as claimed in claim 1, wherein the spring assembly comprises a mounting sleeve, a supporting spring and a push rod, wherein a plurality of spherical grooves are formed in the lower side of the upper connecting plate and the upper side of the lower connecting plate, the mounting sleeve is of a circular tube-shaped structure, the mounting sleeve and the push rod are provided with ball heads, the mounting sleeve and the push rod are respectively mounted in the corresponding spherical grooves through the ball heads, and the supporting spring is arranged in the mounting sleeve; the push rod extends into the mounting sleeve to prop against the supporting spring.
3. The shock absorber for engineering machinery with good shock absorption effect as claimed in claim 2, wherein the push rod has a limiting rod extending into the support spring to limit the support spring from side-moving.
4. The shock absorber for engineering machinery with good shock absorption effect as claimed in claim 1, wherein the number of the spring assemblies is four, and each spring assembly is equidistantly distributed.
5. The shock absorber for construction machinery with good shock absorption effect as claimed in claim 1, wherein the pre-tightening assembly has a conical section at a location of the pre-tightening member mounting hole.
6. The shock absorber for construction machinery having a good shock absorbing effect as claimed in claim 1, wherein the diameter of the upper end of the pre-tightening member is larger than the diameter of the mounting hole of the pre-tightening member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221099199.4U CN217401527U (en) | 2022-05-10 | 2022-05-10 | Engineering machinery shock absorber with good shock absorption effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221099199.4U CN217401527U (en) | 2022-05-10 | 2022-05-10 | Engineering machinery shock absorber with good shock absorption effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217401527U true CN217401527U (en) | 2022-09-09 |
Family
ID=83144511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221099199.4U Active CN217401527U (en) | 2022-05-10 | 2022-05-10 | Engineering machinery shock absorber with good shock absorption effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217401527U (en) |
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2022
- 2022-05-10 CN CN202221099199.4U patent/CN217401527U/en active Active
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