CN216430366U

CN216430366U - Cab air spring with good use stability

Info

Publication number: CN216430366U
Application number: CN202122761578.7U
Authority: CN
Inventors: 陈志豪; 陈洪福
Original assignee: Changzhou Concord Auto Parts Co ltd; Jiangsu Global Honghao Automobile Co ltd
Current assignee: Changzhou Concord Auto Parts Co ltd; Jiangsu Global Honghao Automobile Co ltd
Priority date: 2021-11-12
Filing date: 2021-11-12
Publication date: 2022-05-03
Anticipated expiration: 2031-11-12

Abstract

The utility model discloses a driver's cabin air spring that stability in use is good, including bottom plate, air spring body, roof and buffer gear, the fixedly connected with air spring body of center department at bottom plate top, the top fixedly connected with roof of air spring body, buffer gear includes supporting shoe, damping groove, damping spring, backup pad, movable rod, first elastic sponge, first connecting plate, support column, first gyro wheel, second elastic sponge, second connecting plate and second gyro wheel. The utility model discloses a bottom plate, air spring body, roof and buffer gear mutually support, have greatly improved the load performance of this device, when the vehicle jolts vibrations, in the compression air spring body, cushion through buffer gear to greatly improve the load performance and the buffer performance of this device, thereby avoided the air spring body to damage because of the load is too big, greatly improved the stability in use of air spring body.

Description

Cab air spring with good use stability

Technical Field

The utility model relates to an air spring technical field specifically is a cab air spring that stability in use is good.

Background

Air springs are widely used in self-adjusting air suspensions for commercial vehicles, buses, rail vehicles, machinery equipment and building foundations. Gas springs are also known as support rods, angle adjusters, gas sticks, dampers, and the like. The air springs are classified according to the structure and the function of the air springs, and comprise a free type air spring, a self-locking type air spring, a traction type air spring, a free air stopping spring, a swivel chair air spring, a pneumatic rod, a damper and the like.

At present, the load performance of the existing air spring is poor, in the using process, because the load of a vehicle is generally large, the stress load is large in the using process, the service life is short, the air spring is damaged in a bumpy road section even due to overlarge vibration load, and the use stability of the air spring is greatly reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a driver's cabin air spring that stability in use is good to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a cab air spring with good use stability comprises a bottom plate, an air spring body, a top plate and a buffer mechanism, wherein the air spring body is fixedly connected to the center of the top of the bottom plate, the top plate is fixedly connected to the top of the air spring body, and the bottom plate is connected with the top plate through the buffer mechanism;

the damping mechanism comprises supporting blocks, a damping groove, a damping spring, a supporting plate, a movable rod, a first elastic sponge, a first connecting plate, a supporting column, a first roller, a second elastic sponge, a second connecting plate and a second roller, wherein the left side and the right side of the top of the bottom plate are fixedly connected with the two supporting blocks, the top of each supporting block is provided with the damping groove, the bottom of the inner wall of the damping groove is fixedly connected with the damping spring, the top of the damping spring is fixedly connected with the supporting plate, the center of the top of the supporting plate is fixedly connected with the movable rod, the top of the movable rod penetrates through the damping groove and extends to the outside of the damping groove, the top of the movable rod is fixedly connected with the bottom of the top plate, one side, close to each other, of the two supporting blocks is fixedly connected with the first elastic sponge, and one side, far away from the supporting blocks, of the first elastic sponge is fixedly connected with the first connecting plate, the roof bottom just is located the position fixedly connected with support column between two first connecting plates, the equal first gyro wheel of fixedly connected with in bottom of the support column left and right sides, the equal fixedly connected with second elastic sponge in top of the support column left and right sides, one side fixedly connected with second connecting plate that the second elastic sponge keeps away from the support column, one side fixedly connected with second gyro wheel that the support column is close to in supporting shoe top.

Preferably, the surface of the supporting plate is movably connected with the inner wall of the damping groove.

Preferably, the movable rod is movably connected with the damping groove.

Preferably, the first connection plate is made of rubber.

Preferably, the first roller is movably connected with the first connecting plate.

Preferably, the second connecting plate is made of rubber.

Preferably, the second roller is movably connected with the second connecting plate.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a bottom plate, air spring body, roof and buffer gear mutually support, have greatly improved the load performance of this device, when the vehicle jolts and shakes, in the compression air spring body, cushion through buffer gear to greatly improve the load performance and the buffer performance of this device, thereby avoid the air spring body to damage because of the load is too big, greatly improved the stability in use of air spring body.

Drawings

FIG. 1 is a structural section view in elevation of the present invention;

FIG. 2 is an enlarged view of A of FIG. 1 according to the present invention;

fig. 3 is a schematic structural diagram of the front view of the present invention.

In the figure: the damping device comprises a base plate 1, an air spring body 2, a top plate 3, a buffering mechanism 4, a supporting block 401, a damping groove 402, a damping spring 403, a supporting plate 404, a movable rod 405, a first elastic sponge 406, a first connecting plate 407, a supporting column 408, a first roller 409, a second elastic sponge 410, a second connecting plate 411 and a second roller 412.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, an air spring for a cab with good stability includes a bottom plate 1, an air spring body 2, a top plate 3 and a buffer mechanism 4, the air spring body 2 is fixedly connected to the center of the top of the bottom plate 1, the top plate 3 is fixedly connected to the top of the air spring body 2, and the bottom plate 1 is connected to the top plate 3 through the buffer mechanism 4.

The buffer mechanism 4 comprises a supporting block 401, a shock absorption groove 402, a shock absorption spring 403, a supporting plate 404, a movable rod 405, a first elastic sponge 406, a first connecting plate 407, a supporting column 408, a first roller 409, a second elastic sponge 410, a second connecting plate 411 and a second roller 412, wherein the left side and the right side of the top of the bottom plate 1 are fixedly connected with the two supporting blocks 401, the top of the supporting block 401 is provided with the shock absorption groove 402, the bottom of the inner wall of the shock absorption groove 402 is fixedly connected with the shock absorption spring 403, the top of the shock absorption spring 403 is fixedly connected with the supporting plate 404, the surface of the supporting plate 404 is movably connected with the inner wall of the shock absorption groove 402, the center of the top of the supporting plate 404 is fixedly connected with the movable rod 405, the top of the movable rod 405 penetrates through the shock absorption groove 402 and extends to the outside of the shock absorption groove 402, the top of the movable rod 405 is fixedly connected with the bottom of the top plate 3, one side, which the two supporting blocks 401 are close to each other, is fixedly connected with the first elastic sponge 406, swing joint between movable rod 405 and the shock attenuation groove 402, first elastic sponge 406 keeps away from first connecting plate 407 of one side fixedly connected with of supporting shoe 401, first connecting plate 407 is made by rubber, roof 3 bottom just is located the fixed position connection support column 408 between two first connecting plates 407, the equal first gyro wheel 409 of fixedly connected with in bottom of the support column 408 left and right sides, swing joint between first gyro wheel 409 and the first connecting plate 407, the equal fixedly connected with second elastic sponge 410 in top of the support column 408 left and right sides, one side fixedly connected with second connecting plate 411 that support column 408 was kept away from to second elastic sponge 410, second connecting plate 411 is made by rubber, one side fixedly connected with second gyro wheel 412 that supporting shoe 401 top is close to support column 408, swing joint between second gyro wheel 412 and the second connecting plate 411.

During the use, when the vehicle jolts and shakes, thereby roof 3 atress compression air spring body 2 cushions the shock attenuation, roof 3 drives support column 408 simultaneously, movable rod 405 and backup pad 404 downstream, thereby extrude damping spring 403 by backup pad 404 and cushion the shock attenuation, drive first gyro wheel 409 downstream by support column 408 simultaneously, thereby extrude first connecting plate 407 and first elastic sponge 406 and cushion the shock attenuation, simultaneously extrude second connecting plate 411 and second elastic sponge 410 by second gyro wheel 412 and cushion the shock attenuation, through above step, can effectively improve the load capacity and the shock-absorbing capacity of whole device, simultaneously also greatly improved air spring body 2 stability in use, can prevent effectively that air spring body 2 from damaging because of receiving great load.

The utility model discloses in the part that does not relate to be prior art, do not carry out too much repeated description here.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a good driver's cabin air spring of stability in use, includes bottom plate (1), air spring body (2), roof (3) and buffer gear (4), its characterized in that: an air spring body (2) is fixedly connected to the center of the top of the bottom plate (1), a top plate (3) is fixedly connected to the top of the air spring body (2), and the bottom plate (1) is connected with the top plate (3) through a buffer mechanism (4);

the buffer mechanism (4) comprises supporting blocks (401), a damping groove (402), damping springs (403), a supporting plate (404), a movable rod (405), first elastic sponge (406), a first connecting plate (407), a supporting column (408), a first roller (409), second elastic sponge (410), a second connecting plate (411) and a second roller (412), wherein the left side and the right side of the top of the bottom plate (1) are fixedly connected with the two supporting blocks (401), the top of each supporting block (401) is provided with the damping groove (402), the bottom of the inner wall of the damping groove (402) is fixedly connected with the damping springs (403), the top of each damping spring (403) is fixedly connected with the supporting plate (404), the center of the top of the supporting plate (404) is fixedly connected with the movable rod (405), the top of the movable rod (405) penetrates through the damping groove (402) and extends to the outside of the damping groove (402), the top of the movable rod (405) is fixedly connected with the bottom of the top plate (3), one side of each two adjacent supporting blocks (401) is fixedly connected with a first elastic sponge (406), one side of the first elastic sponge (406) far away from the supporting block (401) is fixedly connected with a first connecting plate (407), a supporting column (408) is fixedly connected to the bottom of the top plate (3) and the position between the two first connecting plates (407), the bottoms of the left side and the right side of the supporting column (408) are fixedly connected with first rollers (409), the tops of the left side and the right side of the supporting column (408) are fixedly connected with second elastic sponges (410), one side of the second elastic sponge (410) far away from the supporting column (408) is fixedly connected with a second connecting plate (411), and a second roller (412) is fixedly connected to one side of the top of the supporting block (401) close to the supporting column (408).

2. The cab air spring with good use stability according to claim 1, wherein: the surface of the supporting plate (404) is movably connected with the inner wall of the shock absorption groove (402).

3. The cab air spring with good use stability according to claim 2, wherein: the movable rod (405) is movably connected with the shock absorption groove (402).

4. The cab air spring with good use stability according to claim 3, wherein: the first connecting plate (407) is made of rubber.

5. The cab air spring with good use stability according to claim 4, wherein: the first roller (409) is movably connected with the first connecting plate (407).

6. The cab air spring with good use stability according to claim 5, wherein: the second connecting plate (411) is made of rubber.

7. The cab air spring with good use stability according to claim 6, wherein: the second roller (412) is movably connected with the second connecting plate (411).