CN217081242U

CN217081242U - High-efficient steady durable type car seat air spring

Info

Publication number: CN217081242U
Application number: CN202123258104.7U
Authority: CN
Inventors: 陈洪福; 耿昌银; 恽玉南; 陈志豪
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: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-07-29
Anticipated expiration: 2031-12-20

Abstract

The utility model discloses a high-efficient steady durable type car seat air spring, including last roof, lower plate and air spring body, air spring body fixed connection is between last roof and lower plate, all be equipped with the mounting screw on going up roof and lower plate, the air spring body includes the spring housing, the top and the bottom of spring housing respectively with last roof and lower plate fixed connection, two have been seted up to the left and right sides symmetry of spring housing have the cushion chamber, it has the air bag to bond through the bonding strip on the inner wall of cushion chamber. This high-efficient steady durable type car seat air spring, structural design is reasonable, and the during operation has fabulous stability, can effectively avoid the inside spring of extrusion in-process to be buckled and warp by the pressure, has improved life, also has better safeguard function simultaneously, prevents that long-term use back surface is infected with more dust oil stain, and then satisfies the user demand comprehensively.

Description

High-efficient steady durable type car seat air spring

Technical Field

The utility model relates to an air spring technical field specifically is a high-efficient steady durable type car seat air spring.

Background

The air spring is a spring made by using compressibility of air in a closed container.

Air spring of prior art has some problems mostly when using, for example do not have better stationarity, makes inside spring extrusion inflection skew easily when the extrusion, influences life, if again have better safeguard function yet, the long-term use rear surface is infected with more dust oil stain etc. easily, is difficult to satisfy the user demand, has disclosed "multistage absorbing air spring system" in chinese patent CN202020728825.6, including the head disk, the bottom swing joint of head disk has the air spring body, the one end swing joint of air spring body has the chassis, the bottom swing joint of head disk has the fixed plate, one side swing joint of fixed plate has the installation piece, the outer wall swing joint of installation piece has buffering air spring, one side swing joint of fixed plate has the supporting shoe. This absorbing air spring system of multistage has reached and has had the absorbing purpose of multistage, has solved that general air spring system structure is comparatively single and do not have the absorbing problem of multistage, and the flexibility and the resilience of device have been strengthened in a flexible way to the structure, do benefit to the life of extension fixture, have alleviated the problem that long-time use back reduces device rigidity easily, do benefit to the elasticity and the support nature that improve the device, convenient to use has satisfied user's user demand.

The technical requirements of the present application cannot be solved, and therefore, an efficient and stable durable air spring for a vehicle seat is provided to solve the problems in the background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-efficient steady durable type car seat air spring 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 durable automobile seat air spring with high efficiency and stability comprises an upper top plate, a lower bottom plate and an air spring body, wherein the air spring body is fixedly connected between the upper top plate and the lower bottom plate, and mounting screws are arranged on the upper top plate and the lower bottom plate;

the air spring body comprises a spring sleeve, the top and the bottom of the spring sleeve are respectively and fixedly connected with an upper top plate and a lower bottom plate, two buffer cavities are symmetrically formed in the left side and the right side of the spring sleeve, an air bag is bonded on the inner wall of each buffer cavity through a bonding strip, a connecting plate is fixedly connected to the inner wall of the spring sleeve, a waist ring is mounted on the outer side of the spring sleeve and corresponds to the connecting plate, a cylinder is fixedly connected to the top and the bottom of the connecting plate, a pressing column is arranged inside the cylinder, one end, far away from the connecting plate, of the pressing column penetrates through the cylinder and extends to the outside of the cylinder to be fixedly connected with the inner wall of the spring sleeve, the pressing column is fixedly connected with the connecting plate through a first spring, limiting sliding blocks are symmetrically mounted on the surface of the pressing column positioned inside the cylinder, and limiting sliding grooves matched with the limiting sliding blocks are formed in the position, corresponding to the limiting sliding blocks, on the inner wall of the cylinder, fixedly connected with gag lever post between the top of spacing spout inner wall and the bottom, swing joint between gag lever post and the spacing slider, the surface cover of gag lever post is equipped with the second spring, the one end and the spacing spout inner wall fixed connection that the second spring is close to spacing spout inner wall, the one end and the spacing slider of second spring near spacing slider are contacted each other.

Preferably, the side, deviating from the upper top plate and the lower bottom plate, of the upper top plate is fixedly connected with a wear pad, and a protective curtain is fixedly connected between the upper top plate and the lower bottom plate and corresponds to the outer side of the air spring.

Preferably, the inner side of the limiting slide block is provided with a ball, and the ball is in contact with the surface of the limiting rod.

Preferably, the left side and the right side of the cylinder are both fixedly connected with supporting sleeves through fixing plates, and one side of each supporting sleeve, which is close to the air bag, is in contact with the air bag.

Preferably, one side of the fixing plate far away from the connecting plate is fixedly connected with a third spring, and one end of the third spring far away from the fixing plate is in contact with the inner wall of the spring sleeve.

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

1. the utility model fixes the device by using the upper top plate, the lower bottom plate and the mounting screw, the spring sleeve is extruded when in use, the air bag plays a certain role in buffering, and the pressing column shrinks towards the inside of the cylinder, the first spring is extruded to further improve the damping effect, the limiting slide block and the limiting rod are arranged to ensure the verticality during pressing, the first spring is not bent and deformed, and the arrangement of the third spring is matched to ensure the buffering performance of the air spring to the maximum extent, the durable automobile seat air spring with high efficiency and stability has reasonable structural design and excellent stability during working, can effectively avoid the inner spring from being bent and deformed in the extrusion process, prolongs the service life, meanwhile, the protective cover has a good protective function, prevents the surface from being stained with more dust and oil stains after long-term use, and further comprehensively meets the use requirements.

2. The utility model discloses a set up the abrasion pad and protect and hide the curtain, the abrasion pad can be in the device installation back that finishes, prevent that roof and lower floor surface from producing great friction and wear with the installation face, the protection hides the curtain and can carry out dustproof grease proofing protection to inboard air spring body, through setting up the ball, spacing slider when removing has been reduced, the friction and wear on its inboard and gag lever post surface, support the cover through setting up, can effectively prevent droing of air bag, through setting up the third spring, can cooperate the air bag, first spring and second spring further improve shock-absorbing capacity.

Drawings

FIG. 1 is a sectional view of the front view of the present invention;

FIG. 2 is a sectional view of the air spring body according to the present invention;

fig. 3 is a partial enlarged view of a-a in fig. 2 according to the present invention.

In the figure: the device comprises an upper top plate 1, a lower bottom plate 2, an air spring body 3, a spring sleeve 31, a buffer cavity 32, a bonding strip 33, an air bag 34, a connecting plate 35, a waist ring 36, a cylinder 37, a pressing column 38, a first spring 39, a limiting sliding block 310, a limiting sliding groove 311, a limiting rod 312, a second spring 313, a ball 314, a fixing plate 315, a supporting sleeve 316, a third spring 317, a mounting screw 4, a wear pad 5 and a protective curtain 6.

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 efficient and stable durable automobile seat air spring comprises an upper top plate 1, a lower bottom plate 2 and an air spring body 3, wherein the air spring body 3 is fixedly connected between the upper top plate 1 and the lower bottom plate 2, and mounting screws 4 are respectively arranged on the upper top plate 1 and the lower bottom plate 2.

The air spring body 3 comprises a spring sleeve 31, the top and the bottom of the spring sleeve 31 are respectively fixedly connected with an upper top plate 1 and a lower bottom plate 2, two buffer cavities 32 are symmetrically arranged on the left side and the right side of the spring sleeve 31, air bags 34 are bonded on the inner walls of the buffer cavities 32 through bonding strips 33, a connecting plate 35 is fixedly connected on the inner wall of the spring sleeve 31, waist rings 36 are arranged on the outer side of the spring sleeve 31 and corresponding to the connecting plate 35, cylinders 37 are fixedly connected on the top and the bottom of the connecting plate 35, pressing columns 38 are arranged inside the cylinders 37, one ends of the pressing columns 38 far away from the connecting plate 35 penetrate through the cylinders 37 and extend to the outside of the cylinders to be fixedly connected with the inner wall of the spring sleeve 31, the pressing columns 38 are fixedly connected with the connecting plate 35 through first springs 39, limiting sliders 310 are symmetrically arranged on the surfaces of the pressing columns 38 inside the cylinders 37, limiting chutes 311 matched with the limiting sliders 310 are arranged on the inner wall of the cylinders 37, the top and the bottom of the inner wall of the limiting sliding groove 311 are fixedly connected with a limiting rod 312, the limiting rod 312 is movably connected with the limiting sliding block 310, a second spring 313 is sleeved on the surface of the limiting rod 312, one end, close to the inner wall of the limiting sliding groove 311, of the second spring 313 is fixedly connected with the inner wall of the limiting sliding groove 311, and one end, close to the limiting sliding block 310, of the second spring 313 is in contact with the limiting sliding block 310.

Specifically, go up the equal fixedly connected with abrasion pad 5 in one side that roof 1 and lower plate 2 deviate from mutually, go up between roof 1 and the lower plate 2 and correspond the outside fixedly connected with protection of air spring body 3 and hide curtain 6, through setting up abrasion pad 5 and protection and hide curtain 6, abrasion pad 5 can be in the device installation back that finishes, prevent that

roof

1 and 2 surfaces of lower plate and installation face from producing great friction and wear, protection hides curtain 6 and can carry out dustproof grease proofing protection to inboard air spring body 3.

Specifically, the ball 314 is arranged on the inner side of the limiting slide 310, the ball 314 is in contact with the surface of the limiting rod 312, and the friction and abrasion between the inner side of the limiting slide 310 and the surface of the limiting rod 312 are reduced by the arrangement of the ball 314 when the limiting slide moves.

Specifically, the left side and the right side of the cylinder 37 are both fixedly connected with the supporting sleeves 316 through the fixing plates 315, one sides of the supporting sleeves 316 close to the air bag 34 are in contact with the air bag 34, and the supporting sleeves 316 are arranged to effectively prevent the air bag 34 from falling off.

Specifically, a third spring 317 is fixedly connected to a side of the fixing plate 315 away from the connecting plate 35, one end of the third spring 317 away from the fixing plate 315 contacts with an inner wall of the spring housing 31, and the third spring 317 is arranged to further improve the buffering performance by cooperating with the air bag 34, the first spring 39 and the second spring 313.

This high-efficient steady durable type car seat air spring, structural design is reasonable, and the during operation has fabulous stability, can effectively avoid the inside spring of extrusion in-process to be buckled and warp by the pressure, has improved life, also has better safeguard function simultaneously, prevents that long-term use back surface is infected with more dust oil stain, and then satisfies the user demand comprehensively.

The working principle is as follows: utilize upper plate 1, lower plate 2 and mounting screw 4 to fix the device, spring housing 31 receives the extrusion when using, utilize air bag 34 to play certain cushioning effect, press the post 38 to contract in drum 37 simultaneously, extrude first spring 39 and further improve the shock attenuation effect, be provided with the straightness that hangs down when spacing slider 310 and gag lever post 312 can guarantee to press, can not make first spring 39 by the bending deformation, cooperate the setting of third spring 317 again, furthest has guaranteed air spring's shock-absorbing capacity.

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 high-efficient steady durable type car seat air spring, includes upper top plate (1), lower plate (2) and air spring body (3), its characterized in that: the air spring body (3) is fixedly connected between the upper top plate (1) and the lower bottom plate (2), and mounting screws (4) are arranged on the upper top plate (1) and the lower bottom plate (2);

the air spring body (3) comprises a spring sleeve (31), the top and the bottom of the spring sleeve (31) are fixedly connected with an upper top plate (1) and a lower bottom plate (2) respectively, two buffer cavities (32) are symmetrically formed in the left side and the right side of the spring sleeve (31), an air bag (34) is bonded on the inner wall of each buffer cavity (32) through a bonding strip (33), a connecting plate (35) is fixedly connected on the inner wall of the spring sleeve (31), a waist ring (36) is installed on the outer side of the spring sleeve (31) and corresponds to the connecting plate (35), cylinders (37) are fixedly connected at the top and the bottom of the connecting plate (35), a pressing column (38) is arranged inside each cylinder (37), one end, far away from the connecting plate (35), of each pressing column (38) penetrates through each cylinder (37) and extends to the outside of the pressing column and is fixedly connected with the inner wall of the spring sleeve (31), the pressure moves between post (38) and connecting plate (35) through first spring (39) fixed connection, and the pressure that is located drum (37) inside moves post (38) surface symmetry and installs limit slider (310), limit chute (311) rather than the cooperation use is seted up to the position that corresponds limit slider (310) on drum (37) inner wall, fixedly connected with gag lever post (312) between the top of limit chute (311) inner wall and the bottom, swing joint between gag lever post (312) and limit slider (310), the surface cover of gag lever post (312) is equipped with second spring (313), second spring (313) are close to the one end and the limit chute (311) inner wall fixed connection of limit chute (311) inner wall, second spring (313) are close to the one end and the limit slider (310) mutual contact of limit slider (310).

2. The durable automobile seat air spring with high efficiency and stability as claimed in claim 1, wherein: the air spring is characterized in that the wear-resistant pad (5) is fixedly connected to one side of the upper top plate (1) and one side of the lower bottom plate (2) which deviate from each other, and the protective blind (6) is fixedly connected to the outer side of the air spring body (3) between the upper top plate (1) and the lower bottom plate (2).

3. The durable automobile seat air spring having high efficiency and good stability as claimed in claim 2, wherein: the inner side of the limiting sliding block (310) is provided with a ball (314), and the ball (314) is in contact with the surface of the limiting rod (312).

4. An efficient, smooth and durable automobile seat air spring as claimed in claim 3, wherein: the left side and the right side of the cylinder (37) are fixedly connected with supporting sleeves (316) through fixing plates (315), and one sides of the supporting sleeves (316) close to the air bag (34) are in mutual contact with the air bag (34).

5. The durable automobile seat air spring with high efficiency and stability as claimed in claim 4, wherein: one side of the fixing plate (315) far away from the connecting plate (35) is fixedly connected with a third spring (317), and one end of the third spring (317) far away from the fixing plate (315) is in mutual contact with the inner wall of the spring sleeve (31).