Rubber vibration reduction base

Abstract

The utility model is applicable to the technical field of shock absorbers, and provides a rubber shock-absorbing base, which comprises a bottom supporting seat, an elastic shock-absorbing block, a top connecting seat and a longitudinal connecting sleeve, and is mainly characterized in that an annular shock-absorbing block energy-absorbing collapse groove is formed in the upper part of the elastic shock-absorbing block, and collapse redundancy is provided during instantaneous impact through a trapezoidal section design; the longitudinal connecting sleeve is made of an elastic material and penetrates through all the parts, and the upper portion and the lower portion of the outer side wall of the longitudinal connecting sleeve are provided with a connecting sleeve top clamping groove connected with the top connecting base in a clamped mode and a bottom clamping groove matched with the bottom limiting step respectively; reinforcing springs can be arranged in the longitudinal connecting sleeves to enhance the transverse and longitudinal buffering performance. Through a multi-buffering structure and an innovative connection mode, the technical problem that a traditional rubber vibration reduction base is prone to breakage is effectively solved, the vibration reduction effect is remarkably improved, and the service life is remarkably prolonged.

Description

TECHNICAL FIELD

[0001] The utility model is suitable for shock absorber technical field provides a rubber shock absorbing base. BACKGROUND

[0002] The rubber shock absorber is a mechanical device for absorbing vibration, impact and noise by using the elastic deformation of rubber material, and is used for reducing vibration transmission and protecting equipment or structure from damage, wherein the rubber shock absorbing base is a rubber shock absorber applied to the bottom of equipment, commonly used in large air conditioning units, air compressors and other large equipment, capable of reducing noise, reducing equipment life reduction caused by mechanical vibration, etc., in the structure of the conventional rubber shock absorbing base, the shock absorbing rubber block is usually in a columnar structure, and when the shock absorbing rubber block receives excessive instantaneous impact during the energy absorption process, the shock absorbing rubber block is prone to rupture, and the connection mode of the rubber shock absorbing base and the equipment is generally to punch a hole in the middle of the shock absorbing rubber block, and then to realize locking by directly penetrating the rubber shock absorbing base through the connecting bolt, and when the rubber shock absorbing base receives continuous lateral vibration, the connecting hole of the shock absorbing rubber block is prone to rupture. SUMMARY

[0003] Therefore, the utility model provides a rubber shock absorbing base, which is provided with a shock absorbing block energy absorption collapse groove on the upper part of the shock absorbing rubber block, so that the shock absorbing rubber block has sufficient collapse redundancy when coping with instantaneous impact, and a longitudinal connecting sleeve is arranged in the equipment connecting hole in the middle of the rubber shock absorbing base, which serves as a buffer between the equipment connecting bolt and the shock absorbing rubber block, thereby improving the shock absorbing effect and reducing the overall damage probability of the shock absorbing rubber block.

[0004] In order to achieve the above purpose, the utility model provides the following technical scheme: a rubber shock absorbing base, comprising a bottom support seat, an elastic shock absorbing block, a top connecting seat and a longitudinal connecting sleeve made of elastic material, the bottom support seat is provided with a support protruding part, bottom mounting plates are arranged on the left and right sides of the support protruding part, the support protruding part, the elastic shock absorbing block and the top connecting seat are sequentially stacked from bottom to top, the longitudinal connecting sleeve is sequentially arranged through the support protruding part, the elastic shock absorbing block and the top connecting seat, a connecting sleeve top clamping groove for clamping the top connecting seat is arranged on the upper part of the outer side wall of the longitudinal connecting sleeve, a bottom limiting step is arranged in the elastic shock absorbing block, a bottom clamping groove is arranged on the lower part of the outer side wall of the longitudinal connecting sleeve, a bottom limiting gasket is clamped in the bottom clamping groove, and the upper end surface of the bottom limiting gasket abuts against the bottom limiting step.

[0005] Further, the longitudinal connecting sleeve is provided with a base connecting hole from top to bottom, and the upper and lower ends of the base connecting hole are both trumpet-shaped openings.

[0006] Further, the upper part of the elastic shock-absorbing block is provided with a shock-absorbing block energy-absorbing collapse groove, and the bottom limiting step is arranged at the bottom of the shock-absorbing block energy-absorbing collapse groove, and the bottom limiting step is provided with a shock-absorbing block bottom clamping groove clamped with the supporting protruding part.

[0007] Further, the upper end of the supporting protruding part is provided with a protruding part top clamping interface clamped with the shock-absorbing block bottom clamping groove.

[0008] Further, among the two bottom mounting plates on the left and right sides of the supporting protruding part, one bottom mounting plate is provided with a bottom connecting circular hole, and the other bottom mounting plate is provided with a bottom connecting waist hole.

[0009] Further, the top connecting seat is a bowl-shaped inverted buckle, a connecting seat clamping interface clamped with the connecting sleeve top clamping groove is arranged at the middle position of the top connecting seat, and the inner side of the top connecting seat abuts against the elastic shock-absorbing block.

[0010] Further, the longitudinal connecting sleeve is internally provided with a reinforcing spring.

[0011] Compared with the prior art, the rubber shock-absorbing base has the beneficial effects that:

[0012] 1. In the scheme of the utility model, the shock-absorbing block energy-absorbing collapse groove is arranged at the upper part of the elastic shock-absorbing block, when the elastic shock-absorbing block receives a larger instantaneous impact, the elastic shock-absorbing block will deform and collapse in the direction of the shock-absorbing block energy-absorbing collapse groove, thereby enhancing the anti-damage performance of the elastic shock-absorbing block under extreme load.

[0013] 2. The longitudinal connecting sleeve is inserted into the middle position of the shock-absorbing base main body formed by the bottom supporting seat, the elastic shock-absorbing block and the top connecting seat, the bottom supporting seat, the elastic shock-absorbing block and the top connecting seat are connected in a clamping mode of the longitudinal connecting sleeve, and the longitudinal connecting sleeve made of the same elastic material can serve as a buffer between the equipment connecting bolt and the shock-absorbing base main body, thereby improving the impact resistance.

[0014] 3. The reinforcing spring is arranged in the longitudinal connecting sleeve, so that the horizontal and vertical double-buffering performance of the longitudinal connecting sleeve is improved, and the overall shock-absorbing performance of the rubber shock-absorbing base is further improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structure schematic view of a rubber shock-absorbing base mentioned in the utility model;

[0016] Figure 2 It is a half-section structure schematic view of a rubber shock-absorbing base mentioned in the utility model;

[0017] Figure 3 It is a structure schematic view of a bottom supporting seat mentioned in the utility model;

[0018] Figure 4 It is the structure schematic view of the elastic shock absorbing block mentioned in the utility model;

[0019] Figure 5 It is the structure schematic view of the elastic shock absorbing block mentioned in the utility model; Figure 4 It is the structure schematic view of the elastic shock absorbing block mentioned in the utility model;

[0020] Figure 6 It is the structure schematic view of the longitudinal connecting sleeve mentioned in the utility model;

[0021] Figure 7 It is the structure schematic view of the longitudinal connecting sleeve mentioned in the utility model;

[0022] Figure 8 It is the structure schematic view of the longitudinal connecting sleeve mentioned in the utility model;

[0023] Figure 9 It is the structure schematic view of the longitudinal connecting sleeve mentioned in the utility model;

[0024] Figure 10 It is the structure schematic view of the longitudinal connecting sleeve mentioned in the utility model.

[0025] In the drawing:

[0026] 100, bottom support seat, 110, support protruding part, 111, protruding part top clamping interface, 120, bottom connecting round hole, 130, bottom connecting waist hole;

[0027] 200, top connecting seat, 210, connecting seat clamping interface;

[0028] 300, elastic shock absorbing block, 310, shock absorbing block energy absorption collapse groove, 320, bottom limiting step, 321, shock absorbing block bottom clamping groove;

[0029] 400, longitudinal connecting sleeve, 410, base connecting hole, 420, connecting sleeve top clamping groove, 430, bottom clamping groove, 440, reinforcing spring;

[0030] 500, bottom limiting washer. DETAILED DESCRIPTION

[0031] The preferred embodiments of the utility model are described below in combination with the drawings, and it should be understood that the preferred embodiments described here are only used for explaining and explaining the utility model, and are not used for limiting the utility model.

[0032] Embodiment 1, refer to the drawings Figure 1 , the drawings Figure 2The utility model provides a rubber damping base, including bottom support seat 100, elastic damping block 300, top connecting seat 200 and with elastic damping block 300 same elastic material made longitudinal connecting sleeve 400, as shown in the figure, bottom support seat 100 is provided with support protruding part 110, and bottom mounting plate is arranged on the left and right sides of support protruding part 110, and support protruding part 110, elastic damping block 300 and top connecting seat 200 are sequentially stacked from bottom to top, and longitudinal connecting sleeve 400 is sequentially set through support protruding part 110, elastic damping block 300 and top connecting seat 200, as shown in the figure, Figure 3 , the figure, longitudinal connecting sleeve 400 is sequentially set through support protruding part 110, elastic damping block 300 and top connecting seat 200, Figure 7 , the figure, Figure 8 , longitudinal connecting sleeve 400 is sequentially set through support protruding part 110, elastic damping block 300 and top connecting seat 200, as shown in the figure, Figure 6 , the figure, top connecting seat 200 is provided with connecting seat clamping interface 210 at middle position, and the inner side of top connecting seat 200 is in abutment with elastic damping block 300, and the upper portion of the outer side wall of longitudinal connecting sleeve 400 is provided with connecting sleeve top clamping groove 420 clamped with connecting seat clamping interface 210, as shown in the figure, Figure 4 , the figure, Figure 5As shown, the upper part of the elastic shock-absorbing block 300 is provided with a shock-absorbing block energy-absorbing collapse groove 310, which can adopt a ring-shaped trapezoidal cross-section design to form a collapse deformation area with a guiding function. The bottom of the shock-absorbing block energy-absorbing collapse groove 310 is provided with a bottom limiting step 320. The upper end of the supporting protruding part 110 is provided with a protruding part top clamping interface 111. The bottom limiting step 320 is provided with a shock-absorbing block bottom clamping groove 321 clamped with the protruding part top clamping interface 111. In actual product design, the bottom supporting seat 100 directly contacting the ground and the opponent's equipment and the top connecting seat 200 are usually made of hard metal materials, and in this embodiment, the bottom supporting seat 100 and the top connecting seat 200 are both installed by elastic components. The top end of the bottom supporting seat 100 abuts against the elastic shock-absorbing block 300 and is clamped by the shock-absorbing block bottom clamping groove 321 and the protruding part top clamping interface 111. The lower end of the top connecting seat 200 abuts against the elastic shock-absorbing block 300 and is clamped by the connecting seat clamping interface 210 and the connecting sleeve top clamping groove 420. This assembly with elastic components can reduce deformation caused by vibration and prolong the effective service life of the bottom supporting seat 100 and the top connecting seat 200. At the same time, the outer side wall of the longitudinal connecting sleeve 400 is provided with a bottom clamping groove 430 at the lower part. The bottom clamping groove 430 is clamped with a bottom limiting washer 500. The upper end surface of the bottom limiting washer 500 abuts against the bottom limiting step 320. In actual use, the equipment to be installed and the rubber shock-absorbing base are connected by locking bolts. At this time, the locking bolts pass through the base connecting hole 410 and are finally tightened by a locking nut. The locking nut and the bottom limiting washer 500 form a locking structure, so that the bottom supporting seat 100, the elastic shock-absorbing block 300, the top connecting seat 200 and the longitudinal connecting sleeve 400 are tightly locked together. The flared opening at the lower end of the base connecting hole 410 can be used as a rubber washer between the locking nut and the bottom limiting washer 500, which can reduce the loosening of the locking nut caused by external vibration.

[0033] In some embodiments, among the two bottom mounting plates on the left and right sides of the supporting protruding part 110, one of the bottom mounting plates is provided with a bottom connecting circular hole 120, and the other of the bottom mounting plates is provided with a bottom connecting waist hole 130. Through the cooperation of the bottom connecting circular hole 120 and the bottom connecting waist hole 130, the installation flexibility of the bottom supporting seat 100 can be improved within a certain range while maintaining stable installation and limiting.

[0034] Embodiment 2, refer to the attached Figure 9 , attached Figure 10In order to improve the elasticity and impact resistance of the longitudinal connecting sleeve 400, the reinforcing spring 440 is arranged in the longitudinal connecting sleeve 400, the reinforcing spring 440 is processed by means of secondary forming, the reinforcing spring 440 is arranged in the mold cavity of the longitudinal connecting sleeve 400 before the longitudinal connecting sleeve 400 is formed, then the mold cavity is injected with rubber for injection molding, and after cooling, the reinforcing spring 440 can be arranged in the longitudinal connecting sleeve 400, the wall thickness of the longitudinal connecting sleeve 400 is limited due to the structure, the thinner wall thickness makes the impact resistance and buffering performance of the longitudinal connecting sleeve 400 poor, and the reinforcing spring 440 arranged in the longitudinal connecting sleeve 400 can improve the transverse and longitudinal buffering performance of the longitudinal connecting sleeve 400, so that the overall damping performance of the rubber damping base is further improved.

[0035] In the description of the utility model, it is understood that the directions such as '' front, back, up, down, left, right '' '' horizontal, vertical, perpendicular, horizontal '' and '' top, bottom '' and the like indicated orientation or position relationship is usually based on the orientation or position relationship shown in the drawings, only for the convenience of describing the utility model and simplifying the description, in the case where no opposite statement is made, these direction words do not indicate and imply that the device or element indicated must have a particular orientation or be constructed and operated in a particular orientation, therefore, it cannot be understood as the limitation of the protection scope of the utility model: the direction words '' inside, outside '' refer to the inside and outside relative to the contour of each component.

[0036] The above is only the preferred embodiment of the utility model, any skilled person in the art can modify the utility model by using the technical solutions described above or modify it into an equivalent technical solution. Therefore, any simple modification or equivalent replacement according to the technical solutions of the utility model is within the scope of protection required by the utility model.

Claims

1. A rubber vibration isolation mount characterized by: The utility model provides a kind of shock-absorbing support, including bottom support seat (100), elastic shock-absorbing block (300), top connecting seat (200) and longitudinal connecting sleeve (400) made of elastic material, the bottom support seat (100) is provided with support protruding part (110), the support protruding part (110) left and right sides are provided with bottom mounting plate, the support protruding part (110), elastic shock-absorbing block (300) and top connecting seat (200) are sequentially stacked from bottom to top, the longitudinal connecting sleeve (400) is sequentially arranged through support protruding part (110), elastic shock-absorbing block (300) and top connecting seat (200), the outer side wall of the longitudinal connecting sleeve (400) upper portion is provided with the connecting sleeve top clamping groove (420) of the clamping of top connecting seat (200), the elastic shock-absorbing block (300) is provided with bottom limiting step (320) in, the outer side wall lower portion of the longitudinal connecting sleeve (400) is provided with bottom clamping groove (430), the bottom clamping groove (430) is clamped with bottom limiting washer (500), and the bottom limiting washer (500) upper end surface is in abutment with bottom limiting step (320).

2. A rubber vibration isolation mount according to claim 1, wherein, The longitudinal connecting sleeve (400) is sequentially provided with base connecting hole (410) from top to bottom, and the base connecting hole (410) is opened at both ends in a trumpet shape.

3. A rubber vibration isolation mount according to claim 2, wherein, The elastic shock-absorbing block (300) is provided with shock-absorbing block energy-absorbing collapse groove (310) in upper portion, and the bottom limiting step (320) is arranged at the bottom of the shock-absorbing block energy-absorbing collapse groove (310), and the bottom limiting step (320) is provided with shock-absorbing block bottom clamping groove (321) clamped with support protruding part (110).

4. A rubber vibration isolation mount according to claim 3, wherein, The support protruding part (110) is provided with protruding part top clamping interface (111) clamped with shock-absorbing block bottom clamping groove (321) in upper end.

5. A rubber vibration isolation mount according to claim 4, wherein, Among the two bottom mounting plates of the left and right sides of the support protruding part (110), one bottom mounting plate is provided with bottom connecting circular hole (120), and the other bottom mounting plate is provided with bottom connecting waist hole (130).

6. A rubber vibration isolation mount according to claim 5, wherein, The top connecting seat (200) is inverted bowl-shaped, and the top connecting seat (200) is provided with connecting seat clamping interface (210) clamped with connecting sleeve top clamping groove (420) in middle position, and the inner side of the top connecting seat (200) is in abutment with elastic shock-absorbing block (300).

7. A rubber vibration isolation mount according to any one of claims 1 to 6, wherein, The longitudinal connecting sleeve (400) is provided with reinforcing spring (440) in.

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