CN218063095U

CN218063095U - High-tightness rubber bushing

Info

Publication number: CN218063095U
Application number: CN202221649231.1U
Authority: CN
Inventors: 吴万荣
Original assignee: Zhejiang Feifu Automatic Control Equipment Co ltd
Current assignee: Zhejiang Feifu Automatic Control Equipment Co ltd
Priority date: 2022-06-29
Filing date: 2022-06-29
Publication date: 2022-12-16
Anticipated expiration: 2032-06-29

Abstract

The utility model discloses a high fastening rubber bush belongs to bush technical field. A high-tightness rubber bushing comprises an inner sleeve, an outer sleeve, a rubber sleeve, a fastening assembly and a fastening ring; the rubber sleeve is sleeved in the outer sleeve, and the inner sleeve is sleeved in the rubber sleeve; the outer wall of the outer sleeve is provided with a fastening groove, and a fastening ring is movably arranged in the fastening groove; the inner wall of the fastening ring is matched and propped against the outer wall of the rubber sleeve; the fastening component is fixedly arranged on the outer wall of the outer sleeve, the output end of the fastening component is connected with the fastening ring, and the fastening component is rotated to drive the fastening ring to move inwards to tighten the rubber sleeve; the utility model discloses be provided with fastening components and tighrening ring, drive the tighrening ring through rotating fastening components subassembly and remove, realize the purpose of tightening up of tighrening ring, and then tighten up the rubber sleeve fixedly, reach the purpose that increases the rubber sleeve fastening.

Description

High-tightness rubber bushing

Technical Field

The utility model belongs to the technical field of the bush, more specifically say, relate to a high fastening rubber bush.

Background

The lining is a matching part used outside mechanical parts to achieve the functions of sealing, wear protection and the like, and is a ring sleeve playing the role of a gasket. Generally, anticorrosive materials such as polytetrafluoroethylene or graphite are used; in the moving parts, due to the abrasion of parts caused by long-term friction, the parts must be replaced when the clearance between the shaft and the hole is abraded to a certain degree, so a designer selects a material with lower hardness and better wear resistance as a shaft sleeve or a bushing when designing, and the abrasion of the shaft and the seat can be reduced.

General rubber bush all adopts outer tube, interior sleeve pipe and rubber sleeve suit to form, plays absorbing effect through the rubber sleeve, but traditional rubber bush is at the in-process that uses because the fastening nature of rubber sleeve is relatively poor, the condition that the rubber sleeve drops can appear, influences rubber bush's normal use.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a high fastening rubber bush, it can realize increasing the purpose to the fastening of the rubber sleeve in the rubber bush, avoids appearing the condition that the rubber sleeve drops.

The utility model relates to a high-tightness rubber bushing, which comprises an inner sleeve, an outer sleeve, a rubber sleeve, a fastening component and a fastening ring; the rubber sleeve is sleeved in the outer sleeve, and the inner sleeve is sleeved in the rubber sleeve; the outer wall of the outer sleeve is provided with a fastening groove, and a fastening ring is movably arranged in the fastening groove; the inner wall of the fastening ring is matched and propped against the outer wall of the rubber sleeve; the fastening assembly is fixedly installed on the outer wall of the outer sleeve, the output end of the fastening assembly is connected with the fastening ring, and the fastening assembly is rotated to drive the fastening ring to internally move to tighten the rubber sleeve.

As a further improvement of the utility model, the fastening component comprises a screw and a nut; the outer wall of the outer sleeve is provided with an installation groove, the nut is fixedly installed on the side wall of the installation groove, and the screw rod penetrates through the nut and is in threaded connection with the nut; one end of the screw rod extends into the mounting groove, and the other end of the screw rod is connected with the fastening ring.

As a further improvement of the utility model, the one end of stretching into the mounting groove on the screw rod is provided with the handle.

As a further improvement of the utility model, the tighrening ring fixed mounting has the bearing, and the terminal surface is connected in screw rod and the bearing, and the screw rod passes through the bearing to be connected with the tighrening ring.

Compared with the prior art, the utility model has the advantages of:

1. the utility model discloses be provided with fastening components and tighrening ring, drive the tighrening ring through rotating fastening components subassembly and remove, realize the purpose of tightening up of tighrening ring, and then tighten up the rubber sleeve fixedly, reach the purpose that increases the rubber sleeve fastening.

2. The utility model discloses a rotating the screw rod and driving the tighrening ring and remove, realize tightening up the purpose of rubber sleeve, convenient operation is swift.

3. The utility model discloses be provided with the handle on the screw rod, make things convenient for the rotation of screw rod through the handle.

4. The utility model discloses an installation bearing in the tighrening ring, convenient and being connected with the screw rod, the rotation of avoiding appearing the screw rod takes place the condition of interference with the tighrening ring.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic sectional structure of the present invention;

fig. 3 is a schematic structural view of the fastening assembly of the present invention.

The reference numbers in the figures illustrate:

1. an inner sleeve; 2. an outer sleeve; 201. a fastening groove; 202. mounting grooves; 3. a rubber sleeve; 4. a fastening assembly; 401. a screw; 402. a nut; 5. a fastening ring; 6. a handle; 7. and a bearing.

Detailed Description

The first embodiment is as follows: referring to fig. 1-3, a high-fastening rubber bushing includes an inner sleeve 1, an outer sleeve 2, a rubber sleeve 3, a fastening assembly 4 and a fastening ring 5; the rubber sleeve 3 is fixedly sleeved in the outer sleeve 2 through fixing glue, and the inner sleeve 1 is fixedly sleeved in the rubber sleeve 3 through fixing glue; the outer wall of the outer sleeve 2 is provided with a fastening groove 201, and the fastening ring 5 is movably arranged in the fastening groove 201; the inner wall of the fastening ring 5 is matched and propped against the outer wall of the rubber sleeve 3;

the fastening assembly 4 comprises a screw 401 and a nut 402; the outer wall of the outer sleeve 2 is provided with a mounting groove 202, a nut 402 is fixedly mounted on the side wall of the mounting groove 202, and a screw 401 penetrates through the nut 402 and is in threaded connection with the nut 402; one end of the screw 401 extends into the mounting groove 202 and is provided with a handle 6, the other end of the screw is connected with the fastening ring 5, the fastening ring 5 is fixedly provided with a bearing 7, the screw 401 is connected with the inner end face of the bearing 7, the handle 6 facilitates rotation of the screw 401, the screw 401 is connected with the fastening ring 5 through the bearing 7, the bearing 7 is arranged in the fastening ring 5 and is connected with the screw 401 conveniently, and interference between rotation of the screw 401 and the fastening ring 5 is avoided;

the utility model discloses in, through rotating screw 401, drive tighrening ring 5 and remove and tighten up, realize tightening up fixed effect to rubber sleeve 3, avoid appearing the condition that rubber sleeve 3 drops, increase rubber bush's fastening nature.

Claims

1. A high-tightness rubber bushing is characterized in that: comprises an inner sleeve (1), an outer sleeve (2), a rubber sleeve (3), a fastening component (4) and a fastening ring (5);

the rubber sleeve (3) is sleeved in the outer sleeve (2), and the inner sleeve (1) is sleeved in the rubber sleeve (3); a fastening groove (201) is formed in the outer wall of the outer sleeve (2), and a fastening ring (5) is movably arranged in the fastening groove (201); the inner wall of the fastening ring (5) is matched and propped against the outer wall of the rubber sleeve (3); fastening components (4) are fixedly installed on the outer wall of the outer sleeve (2), the output end of the fastening components (4) is connected with a fastening ring (5), and the fastening components (4) are rotated to drive the fastening ring (5) to move inwards to tighten up the rubber sleeve (3).

2. The high-fastenability rubber bushing according to claim 1, wherein: the fastening component (4) comprises a screw rod (401) and a nut (402);

the outer wall of the outer sleeve (2) is provided with a mounting groove (202), a nut (402) is fixedly mounted on the side wall of the mounting groove (202), and a screw rod (401) penetrates through the nut (402) and is in threaded connection with the nut (402); one end of the screw rod (401) extends into the mounting groove (202), and the other end of the screw rod is connected with the fastening ring (5).

3. The high-fastening rubber bushing according to claim 2, wherein: a handle (6) is arranged at one end of the screw rod (401) extending into the mounting groove (202).

4. The high-fastening rubber bushing according to claim 2, wherein: the fastening ring (5) is fixedly provided with a bearing (7), the screw rod (401) is connected with the inner end face of the bearing (7), and the screw rod (401) is connected with the fastening ring (5) through the bearing (7).