CN212318630U

CN212318630U - Sleeve type air spring assembly

Info

Publication number: CN212318630U
Application number: CN202020799549.2U
Authority: CN
Inventors: 许晶
Original assignee: Wuxi Hongye Air Spring Co ltd
Current assignee: Wuxi Hongye Air Spring Co ltd
Priority date: 2020-05-14
Filing date: 2020-05-14
Publication date: 2021-01-08
Anticipated expiration: 2030-05-14

Abstract

The utility model relates to an air spring technical field just discloses sleeve formula air spring subassembly, including the upper end plate, the first blotter of bottom fixedly connected with of upper end plate, the bottom swing joint of first blotter has an upper fixed plate, the through-hole has been seted up to the bottom of upper fixed plate, the inner wall swing joint of through-hole has fixing bolt, the mounting groove has been seted up to the bottom of upper fixed plate, the inner wall swing joint of mounting groove has the gasbag, the movable section of thick bamboo of bottom fixedly connected with of upper fixed plate. The sleeve type air spring assembly achieves the purpose of long service life of the sleeve type air spring assembly, so that the problem that the service life of a common sleeve type air spring assembly is short is solved, the air bag can be effectively restrained in the compression and stretching processes, the deformation of the air bag is reduced as much as possible, the service life of the sleeve type air spring assembly is prolonged, the use requirements of people are further met, and convenience is brought to the work of people.

Description

Sleeve type air spring assembly

Technical Field

The utility model relates to an air spring technical field specifically is sleeve formula air spring subassembly.

Background

Air spring assemblies are used in a wide variety of applications, such as railway cars, heavy-duty vehicles, and other applications where cushioning or shock absorption is important. Typically, such spring assemblies include an elastomeric body positioned between a pair of rigid end plates. The elastomer is made of rubber and is compressed by a load acting on the spring assembly. Sleeve air springs are often used in applications where space is limited and the load requirements are relatively low.

The air bag is not restricted in the sleeve type air spring in the prior art, so that the deformation degree of the air bag in the compression and stretching processes is large, the air bag is easily damaged under the long-time use condition, the service life of the sleeve type air spring assembly is shortened, the use cost of people is increased, the use requirements of people cannot be met by the existing sleeve type air spring assembly, and the inconvenience is brought to the work of people.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a sleeve formula air spring subassembly possesses advantages such as long service life, has solved the short problem of general sleeve formula air spring subassembly life.

(II) technical scheme

In order to realize the purpose of long service life of the sleeve type air spring assembly, the utility model provides a following technical scheme: sleeve formula air spring subassembly, including the upper end plate, the first blotter of bottom fixedly connected with of upper end plate, the bottom swing joint of first blotter has an upper fixed plate, the through-hole has been seted up to the bottom of upper fixed plate, the inner wall swing joint of through-hole has fixing bolt, the mounting groove has been seted up to the bottom of upper fixed plate, the inner wall swing joint of mounting groove has the gasbag, the bottom fixedly connected with activity section of thick bamboo of upper fixed plate.

The outer wall swing joint of a movable section of thick bamboo has a fixed section of thick bamboo, the outer wall fixedly connected with slider of a movable section of thick bamboo, the outer wall fixedly connected with air cock of a movable section of thick bamboo, the bottom fixedly connected with bottom plate of a fixed section of thick bamboo, the bottom swing joint of bottom plate has the second blotter, the bottom fixedly connected with lower end plate of second blotter, the top fixedly connected with piston of bottom plate, the top fixedly connected with damping ball of piston.

Preferably, one end of each fixing bolt penetrates through the bottom of the upper fixing plate and extends into the upper end plate, and the number of the fixing bolts is four.

Preferably, the inner wall of the through hole is provided with an internal thread, and the through hole is in threaded connection with the fixing bolt through the internal thread.

Preferably, the inner wall of the fixed cylinder is provided with a sliding chute, the shape and size of the sliding chute are matched with those of the sliding block, and the movable cylinder is movably connected with the sliding chute and the fixed cylinder through the sliding block.

Preferably, the shape and size of the first buffer cushion are matched with those of the upper end plate, and the first buffer cushion is a rubber first buffer cushion.

Preferably, the air bag is a rubber air bag, and the damping ball is a rubber damping ball.

Preferably, the shape and size of the second cushion pad are matched with those of the lower end plate, and the second cushion pad is a rubber second cushion pad.

(III) advantageous effects

Compared with the prior art, the utility model provides a sleeve formula air spring subassembly possesses following beneficial effect:

1. this sleeve formula air spring subassembly, through the top fixed plate, the gasbag, a movable section of thick bamboo, a fixed section of thick bamboo, the slider, the air cock, the bottom fixed plate, mutually supporting of piston and shock attenuation ball is used, this sleeve formula air spring subassembly long service life's purpose has been reached, thereby the problem that general sleeve formula air spring subassembly life is short has been solved, make the gasbag can carry out effectual restraint to it at the in-process that compresses and tensile, make the gasbag minimize deflection, the life of this sleeve formula air spring subassembly has been improved, further satisfy people's user demand, the work of giving people has brought the facility.

2. This sleeve formula air spring subassembly, upper end plate through setting up, first blotter, an upper fixed plate, a through-hole, fixing bolt, the mounting groove, the gasbag, a movable section of thick bamboo, a fixed section of thick bamboo, the bottom plate, second blotter and bottom plate, can make this sleeve formula air spring subassembly make things convenient for people to change it and dismantle more at the in-process that appears damaging and maintaining, make people use more happy and handy, further satisfy people's user demand, the work of giving people has brought the facility, be worth using widely.

3. This sleeve formula air spring subassembly through first blotter and the second blotter that sets up, can make this sleeve formula air spring subassembly can improve buffering effect through first blotter and second blotter at the operation in-process, and further the user demand who has satisfied people has brought the facility for people's work.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a front view of the present invention;

FIG. 3 is an enlarged view of the structure A of FIG. 1 according to the present invention;

fig. 4 is an enlarged view of the structure B in fig. 1 according to the present invention.

In the figure: 1. an upper end plate; 2. a first cushion pad; 3. an upper fixing plate; 4. a through hole; 5. fixing the bolt; 6. mounting grooves; 7. an air bag; 8. a movable barrel; 9. a fixed cylinder; 10. a slider; 11. an air tap; 12. a lower fixing plate; 13. a second cushion pad; 14. a lower end plate; 15. a piston; 16. a shock absorbing ball.

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. 1-4, the sleeve type air spring assembly includes an upper end plate 1, a first cushion pad 2 fixedly connected to the bottom of the upper end plate 1, an upper fixing plate 3 movably connected to the bottom of the first cushion pad 2, the first cushion pad 2 and the upper end plate 1 being matched in shape and size, the first buffer cushion 2 is a rubber first buffer cushion, the bottom of the upper fixing plate 3 is provided with a through hole 4, the inner wall of the through hole 4 is movably connected with a fixing bolt 5, the inner wall of the through hole 4 is provided with an internal thread, and through-hole 4 passes through internal thread and 5 threaded connection of fixing bolt, and mounting groove 6 has been seted up to the bottom of upper fixed plate 3, and the inner wall swing joint of mounting groove 6 has gasbag 7, and the bottom fixedly connected with movable section of thick bamboo 8 of upper fixed plate 3, and fixing bolt 5's one end runs through the bottom of upper fixed plate 3 and extends to the inside of upper end plate 1, and fixing bolt 5's quantity is four.

The outer wall of the movable cylinder 8 is movably connected with a fixed cylinder 9, the outer wall of the movable cylinder 8 is fixedly connected with a sliding block 10, the outer wall of the movable cylinder 8 is fixedly connected with an air nozzle 11, the bottom of the fixed cylinder 9 is fixedly connected with a lower fixed plate 12, the inner wall of the fixed cylinder 9 is provided with a sliding groove, the shape and the size of the sliding groove are matched with those of the sliding block 10, the movable cylinder 8 is movably connected with the sliding groove and the fixed cylinder 9 through the sliding block 10, the bottom of the lower fixed plate 12 is movably connected with a second cushion pad 13, the bottom of the second cushion pad 13 is fixedly connected with a lower end plate 14, the shape and the size of the second cushion pad 13 are matched with those of the lower end plate 14, the second cushion pad 13 is a rubber second cushion pad, and the sleeve type air spring assembly can improve the buffering effect through the first cushion pad 2 and the second cushion pad 13 in the operation process through the arrangement of the first cushion, the top of the lower fixing plate 12 is fixedly connected with a piston 15, the top of the piston 15 is fixedly connected with a damping ball 16, the air bag 7 is a rubber air bag, the damping ball 16 is a rubber damping ball, rubber is a high-elasticity polymer material with reversible deformation, the rubber material is elastic at room temperature, can generate large deformation under the action of small external force, can recover to the original shape after the external force is removed, and then the sleeve type air spring component has long service life by the mutual matching use of the upper fixing plate 3, the air bag 7, the movable cylinder 8, the fixing cylinder 9, the sliding block 10, the air tap 11, the lower fixing plate 12, the piston 15 and the damping ball 16, thereby solving the problem of short service life of the common sleeve type air spring component and effectively constraining the air bag 7 in the compression and stretching processes, make 7 the minimisation deflection of gasbag, the life of this sleeve formula air spring subassembly has been improved, further user demand who has satisfied people, work for people has brought the facility, the upper end plate 1 that the rethread set up, first blotter 2, an upper fixed plate 3, through-hole 4, fixing bolt 5, mounting groove 6, gasbag 7, a movable section of thick bamboo 8, a fixed section of thick bamboo 9, bottom plate 12, second blotter 13 and bottom plate 14, can make this sleeve formula air spring subassembly more make things convenient for people to change and dismantle it at the in-process that appears damaging and maintaining, make people use more and be happy, further user demand who has satisfied people has been satisfied, work for people has brought the facility, be worth using widely.

When the air bag damping device is used, the air bag 7 is inflated through the air nozzle 11, when the sleeve type air spring assembly starts to work, the air bag 7 starts to compress the internal air, the movable cylinder 8 starts to work downwards at the moment, the deformation of the air bag 7 is reduced, when the air bag 7 is compressed to a certain degree, the internal compressed air rebounds, and therefore the purpose of damping is achieved.

To sum up, this sleeve formula air spring subassembly has reached this sleeve formula air spring subassembly long service life's purpose, makes gasbag 7 can carry out effectual restraint to it at the in-process that compresses and stretch, makes gasbag 7 minimize deflection, can make this sleeve formula air spring subassembly more make things convenient for people to change and dismantle it at the in-process that appears damaging and maintaining, further satisfies people's user demand, and the work of giving people has brought the facility.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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. Sleeve formula air spring subassembly, including upper end plate (1), its characterized in that: the bottom of the upper end plate (1) is fixedly connected with a first cushion pad (2), the bottom of the first cushion pad (2) is movably connected with an upper fixing plate (3), the bottom of the upper fixing plate (3) is provided with a through hole (4), the inner wall of the through hole (4) is movably connected with a fixing bolt (5), the bottom of the upper fixing plate (3) is provided with a mounting groove (6), the inner wall of the mounting groove (6) is movably connected with an air bag (7), and the bottom of the upper fixing plate (3) is fixedly connected with a movable barrel (8);

the outer wall swing joint of an activity section of thick bamboo (8) has solid fixed cylinder (9), the outer wall fixedly connected with slider (10) of an activity section of thick bamboo (8), the outer wall fixedly connected with air cock (11) of an activity section of thick bamboo (8), the bottom fixedly connected with bottom plate (12) of solid fixed cylinder (9), the bottom swing joint of bottom plate (12) has second blotter (13), end plate (14) under the bottom fixedly connected with of second blotter (13), the top fixedly connected with piston (15) of bottom plate (12), the top fixedly connected with shock attenuation ball (16) of piston (15).

2. The sleeved air spring assembly of claim 1, wherein: one end of each fixing bolt (5) penetrates through the bottom of the upper fixing plate (3) and extends into the upper end plate (1), and the number of the fixing bolts (5) is four.

3. The sleeved air spring assembly of claim 1, wherein: the inner wall of the through hole (4) is provided with an internal thread, and the through hole (4) is in threaded connection with the fixing bolt (5) through the internal thread.

4. The sleeved air spring assembly of claim 1, wherein: the inner wall of the fixed cylinder (9) is provided with a sliding chute, the shape and the size of the sliding chute are matched with those of the sliding block (10), and the movable cylinder (8) is movably connected with the sliding chute and the fixed cylinder (9) through the sliding block (10).

5. The sleeved air spring assembly of claim 1, wherein: the shape and size of the first cushion pad (2) are matched with those of the upper end plate (1), and the first cushion pad (2) is a rubber first cushion pad.

6. The sleeved air spring assembly of claim 1, wherein: the air bag (7) is a rubber air bag, and the damping ball (16) is a rubber damping ball.

7. The sleeved air spring assembly of claim 1, wherein: the shape and the size of the second cushion pad (13) are matched with those of the lower end plate (14), and the second cushion pad (13) is a rubber second cushion pad.