CN219256936U

CN219256936U - Rubber wheel embedded with elastic framework

Info

Publication number: CN219256936U
Application number: CN202222054768.XU
Authority: CN
Inventors: 孙兵
Original assignee: Gaoyou Chiyue Machinery Co ltd
Current assignee: Gaoyou Chiyue Machinery Co ltd
Priority date: 2022-08-05
Filing date: 2022-08-05
Publication date: 2023-06-27
Anticipated expiration: 2032-08-05

Abstract

The utility model relates to the technical field of rubber wheels, and discloses a rubber wheel with an embedded elastic framework, which comprises a rubber outer ring and a metal inner ring, wherein the metal inner ring is arranged on the inner side of the rubber outer ring, a first wavy metal ring and a second wavy metal ring are arranged between the metal inner ring and the rubber outer ring, the first wavy metal ring and the second wavy metal ring are mutually wound, a plurality of grooves are formed in the outer wall of the rubber outer ring, U-shaped plates are clamped in the grooves, two ends of the U-shaped plates are fixedly connected with the corresponding side walls of the metal inner ring, a bearing is arranged on the inner side of the metal inner ring, and a plurality of buffer rings are fixedly arranged between the outer wall of the bearing and the metal inner ring. The utility model can disperse the force born by the bearing, prevent the bearing from concentrating as much as possible, and can buffer the rubber outer ring well so that the rubber wheel rolls more stably.

Description

Rubber wheel embedded with elastic framework

Technical Field

The utility model relates to the technical field of rubber wheels, in particular to a rubber wheel with an embedded elastic framework.

Background

Plastic rubber wheels are widely used in vehicles, carrying tools, sports equipment, toys, and various motor vehicles, and the plastic rubber wheels are all provided with wheels with different sizes in moving so as to make the plastic rubber wheels move more quickly and save labor.

The publication number CN105856958B discloses a plastic rubber wheel embedded with an elastic metal framework, the elastic metal framework is put into a mold to be injected with plastic or rubber to form the wheel once, the plastic or rubber is wrapped outside the elastic metal framework, when the wheel is stressed radially, the wheel can do eccentric motion radially, and the wheel can play a role of buffering and jolting on uneven roads, and the technical scheme still has defects:

according to the technical scheme, the spring shaft is directly and rigidly connected with the bearing, the contact area of the spring shaft and the bearing is small, so that the force transmitted through the outer ring is concentrated at one position of the bearing (namely, the stress is concentrated too much), and the plastic rubber wheel embedded with the elastic metal framework cannot disperse the force around when being stressed, so that the effect of buffering and jolting cannot be effectively achieved.

Disclosure of Invention

The utility model aims to solve the problems that in the prior art, a spring shaft is directly and rigidly connected with a bearing in a plastic rubber wheel embedded with an elastic metal framework, the contact area of the spring shaft and the bearing is small, so that the bearing is stressed intensively, and the rubber wheel cannot disperse the force around when being stressed, thereby not effectively playing a role in buffering and jolting.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a rubber wheel of embedded elasticity skeleton, includes rubber outer lane and metal inner circle, metal inner circle sets up in the inboard of rubber outer lane, be provided with first wave type metal ring and second wave type metal ring between metal inner circle and the rubber outer lane, first wave type metal ring and the mutual winding setting of second wave type metal ring, a plurality of recesses have been seted up to the outer wall of rubber outer lane, and is a plurality of the inside equal joint of recess has the U template, and is a plurality of the both ends of U template all with corresponding metal inner circle lateral wall fixed connection, the inboard of metal inner circle is provided with the bearing, fixedly between the outer wall of bearing and the metal inner circle be provided with a plurality of buffer rings, a plurality of buffer ring's inside all is provided with buffer gear.

Preferably, the buffer gear includes buffer shell and buffer rod, buffer shell is fixed to be set up in the inner wall of buffer ring, the inside slip of buffer shell is provided with the dog, the buffer rod is fixed to be set up in the surface of dog, the outside one end and the inner wall fixed connection of buffer ring of buffer rod, fixedly connected with compression spring between one side of keeping away from the buffer rod of dog and the inner wall of buffer shell, fixedly provided with backup pad between the both sides of buffer shell and the buffer ring, fixedly connected with extension spring between the inner wall of backup pad and the pole wall of buffer rod.

Preferably, a plurality of buffer rings are fixedly connected with reinforcing rods.

Preferably, the surfaces of a plurality of the U-shaped plates are coated with wear-resistant coatings.

Preferably, the cross sections of the plurality of the stoppers and the buffer shells are square.

Preferably, the stop block is a damping block.

Preferably, the buffer ring is an elastic metal ring.

Compared with the prior art, the utility model provides the rubber wheel with the embedded elastic framework, which has the following beneficial effects:

1. according to the rubber wheel embedded with the elastic framework, the bearing and the metal inner ring are connected through the plurality of buffer rings, the buffer rings are elastically deformed when being stressed, and the force applied to the bearing is in a plane shape, so that the force applied to the bearing can be dispersed, the bearing is prevented from being concentrated as much as possible, the rubber outer ring can be well buffered, and the rubber wheel can roll more stably;

2. this embedded elasticity skeleton's rubber wheel through the first wave metal ring and the wave metal ring of second that intertwine set up, can carry out preliminary buffering to the rubber outer lane, and the buffer ring atress, the buffer rod moves in to the buffer shell, compression spring and extension spring simultaneously can play secondary buffering to possess good buffer performance.

The device has the advantages that the forces born by the bearing can be dispersed, the bearing stress concentration is prevented as much as possible, and the rubber outer ring can be well buffered, so that the rubber wheel rolls more stably.

Drawings

FIG. 1 is a schematic diagram of a rubber wheel with an embedded elastic skeleton according to the present utility model;

FIG. 2 is an enlarged schematic view of the portion A of FIG. 1;

FIG. 3 is an enlarged schematic view of the part B of FIG. 1;

fig. 4 is a perspective view of the U-shaped plate of fig. 1.

In the figure: 1 rubber outer ring, 2 bearings, 3 metal inner rings, 4 first wave-shaped metal rings, 5U-shaped plates, 6 buffer rings, 7 buffer shells, 8 stop blocks, 9 compression springs, 10 buffer rods, 11 support plates, 12 tension springs, 13 grooves, 14 second wave-shaped metal rings and 15 reinforcing rods.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1, a rubber wheel with an embedded elastic framework comprises a rubber outer ring 1 and a metal inner ring 3, wherein the metal inner ring 3 is arranged on the inner side of the rubber outer ring 1, a first wavy metal ring 4 and a second wavy metal ring 14 are arranged between the metal inner ring 3 and the rubber outer ring 1, and the first wavy metal ring 4 and the second wavy metal ring 14 are mutually wound.

Referring to fig. 1-4, a plurality of grooves 13 are formed in the outer wall of the rubber outer ring 1, U-shaped plates 5 are clamped in the grooves 13, two ends of each U-shaped plate 5 are fixedly connected with corresponding side walls of the metal inner ring 3, wear-resistant coatings are coated on the surfaces of each U-shaped plate 5, the wear resistance of each U-shaped plate 5 is improved, a bearing 2 is arranged on the inner side of each metal inner ring 3, a plurality of buffer rings 6 are fixedly arranged between the outer wall of each bearing 2 and each metal inner ring 3, reinforcing rods 15 are fixedly connected between the buffer rings 6, the supporting performance among the buffer rings 6 is improved, each buffer ring 6 is an elastic metal ring, good buffer performance is achieved, and buffer mechanisms are arranged in the buffer rings 6.

Referring to fig. 2, the buffer mechanism includes buffer shell 7 and buffer rod 10, buffer shell 7 is fixed to be set up in the inner wall of buffer ring 6, the inside slip of buffer shell 7 is provided with dog 8, buffer rod 10 is fixed to be set up in the surface of dog 8, the outside one end of buffer rod 10 and the inner wall fixed connection of buffer ring 6, fixedly connected with compression spring 9 between the inner wall of one side of keeping away from buffer rod 10 of dog 8 and buffer shell 7, the cross section of a plurality of dogs 8 and buffer shell 7 is square for dog 8 can't rotate, can stable slip, dog 8 is the damping piece, make the buffer performance that improves buffer rod 10, fixedly provided with backup pad 11 between the both sides of buffer shell 7 and buffer ring 6, fixedly connected with extension spring 12 between the inner wall of backup pad 11 and the pole wall of buffer rod 10.

In the utility model, when in use, the plurality of buffer rings 6 are used for connecting the bearing 2 and the metal inner ring 3, and the buffer rings 6 elastically deform when being stressed, and the force applied to the bearing 2 is in a plane shape, so that the force applied to the bearing can be dispersed, the bearing 2 is prevented from being stressed to the greatest extent, the rubber outer ring 1 can be well buffered, and the rubber wheel can roll more stably; meanwhile, the first wavy metal ring 4 and the second wavy metal ring 14 which are mutually wound can primarily buffer the rubber outer ring 1, the buffer ring 6 is stressed, the buffer rod 10 moves into the buffer shell 7, and meanwhile, the compression spring 9 and the tension spring 12 are compressed and can perform secondary buffering, so that the buffer has good buffering performance.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a rubber wheel of embedded elasticity skeleton, includes rubber outer lane (1) and metal inner circle (3), its characterized in that, metal inner circle (3) set up in the inboard of rubber outer lane (1), be provided with first wave type metal ring (4) and second wave type metal ring (14) between metal inner circle (3) and rubber outer lane (1), a plurality of recesses (13) have been seted up to the outer wall of rubber outer lane (1), a plurality of the inside equal joint of recess (13) has U template (5), a plurality of the both ends of U template (5) all with the lateral wall fixed connection of corresponding metal inner circle (3), the inboard of metal inner circle (3) is provided with bearing (2), fixedly between the outer wall of bearing (2) and metal inner circle (3) be provided with a plurality of buffer rings (6), a plurality of the inside of buffer rings (6) all is provided with buffer gear.

2. The rubber wheel with the embedded elastic framework according to claim 1, wherein the buffer mechanism comprises a buffer shell (7) and a buffer rod (10), the buffer shell (7) is fixedly arranged on the inner wall of the buffer ring (6), a stop block (8) is arranged in the buffer shell (7) in a sliding mode, the buffer rod (10) is fixedly arranged on the surface of the stop block (8), one end of the outer side of the buffer rod (10) is fixedly connected with the inner wall of the buffer ring (6), a compression spring (9) is fixedly connected between one side, far away from the buffer rod (10), of the stop block (8) and the inner wall of the buffer shell (7), a supporting plate (11) is fixedly arranged between two sides of the buffer shell (7) and the buffer ring (6), and an extension spring (12) is fixedly connected between the inner wall of the supporting plate (11) and the rod wall of the buffer rod (10).

3. Rubber wheel with embedded elastic framework according to claim 1, characterized in that a plurality of the buffer rings (6) are fixedly connected with reinforcing rods (15).

4. Rubber wheel with embedded spring skeleton according to claim 1, characterized in that the surfaces of several U-shaped plates (5) are coated with wear-resistant coating.

5. A rubber wheel with embedded spring skeleton according to claim 2, characterized in that the cross section of the plurality of stoppers (8) and the buffer shell (7) is square.

6. A rubber wheel with embedded elastic framework according to claim 2, characterized in that the stop block (8) is a damping block.

7. Rubber wheel with embedded elastic framework according to claim 1, characterized in that the buffer ring (6) is an elastic metal ring.