CN216812640U

CN216812640U - Novel film type air damper

Info

Publication number: CN216812640U
Application number: CN202122889063.5U
Authority: CN
Inventors: 朱丹丹
Original assignee: Liwa Environmental Protection Technology Shanghai Co ltd
Current assignee: Liwa Environmental Protection Technology Shanghai Co ltd
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-06-24
Anticipated expiration: 2031-11-24

Abstract

The utility model provides a novel film type air damper, relates to the technical field of air damping devices, and solves the problems that an existing device is poor in sealing performance and easy to damage. The novel film type air shock absorber comprises supporting tables and air bags, wherein the supporting tables are provided with two groups, the two groups of supporting tables are respectively arranged at two ends of the air bags in a penetrating manner, and sealing assemblies and locking assemblies are respectively sleeved at the connecting parts of the air bags and the supporting tables; a first protective shell and a second protective shell are respectively sleeved outside the supporting table, the first protective shell is arranged in the second protective shell in a penetrating mode, fixing plates are arranged on the first protective shell and the second protective shell respectively, fixing assemblies are arranged on the fixing plates, and the fixing assemblies are arranged in the supporting table in a penetrating mode; through the arrangement of the locking assembly and the sealing assembly, the device is connected more tightly, and the sealing performance is better; through the arrangement of the fixing assembly, the first protective shell and the second protective shell, the device is not easy to damage, and the service life is longer.

Description

Novel film type air damper

Technical Field

The utility model belongs to the technical field of air shock absorbers, and particularly relates to a novel film type air shock absorber.

Background

The bumper shock absorber is an absorption impact, slow down the device of vibrations, elastic element is an indispensable part in the bumper shock absorber, elastic element's a great variety, like steel spring, rubber spring, air spring etc., these are more common, along with damping technique's development, air damper appears everywhere before, this kind of bumper shock absorber mainly comprises bearing plate and film, through injecting the air into the film, make it support the bearing plate, the bearing plate extrudees the film when receiving vibrations, make the film warp, with this purpose that reaches the absorbing, but present air damper structure is all fairly simple, the shock attenuation effect is poor, can't satisfy present user demand, consequently, need a neotype air damper.

As in application No.: CN201420772013.6 discloses a film type air damper, which is provided with a rigid plate, a pipe, an adjustable throttle valve and a film, etc. the air volume in the film can be controlled by the pipe and the adjustable throttle valve to deform the film, so as to support the rigid plate, but the film type air damper similar to the above application has the following disadvantages:

one is, the device does not set up seal assembly for the leakproofness of device is not good, and the air in the film is revealed easily, leads to the device shock attenuation effect variation, and moreover, the device does not set up protection component, and the film directly exposes outside, is lacerated easily, leads to the device to damage.

Therefore, in view of the above, research and improvement are made on the existing structure and defects, and a novel film type air damper is provided to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides a novel film type air damper to solve the problems that the existing device is poor in sealing performance and easy to damage.

The utility model relates to a novel film type air damper, which is achieved by the following specific technical means:

the novel film type air shock absorber comprises support tables and air bags, wherein the support tables are provided with two groups, the two groups of support tables are respectively arranged at two ends of the air bags in a penetrating manner, and sealing assemblies and locking assemblies are respectively sleeved at the positions where the air bags are connected with the support tables; the supporting table is externally provided with a first protective shell and a second protective shell in a sleeved mode, the first protective shell penetrates through the second protective shell, a fixing plate is arranged on the first protective shell and the second protective shell, a fixing component is arranged on the fixing plate, and the fixing component penetrates through the supporting table.

Further, the sealing assembly comprises a locking sleeve and a sealing ring, the locking sleeve and the sealing ring are all sleeved outside the supporting table, the sealing ring is located between the supporting table and the air bag, and the inner wall of the locking sleeve is in contact with the outer side of the air bag.

Further, locking Assembly includes the snap ring, the snap ring cover is established outside the gasbag, the snap ring opening part is provided with two sets of fixed blocks, one of them is a set of wear to be equipped with the bolt in the fixed block, another set of is worn out to the bolt end fixed block cover is equipped with the nut.

Furthermore, the clamping ring is clamped in a clamping groove, the clamping groove is formed in the supporting table, and a gasket is arranged between the two groups of fixing blocks.

Further, the fixing assembly comprises a fixing column, the fixing column is arranged in the supporting table in a penetrating mode, the extruding column and the locking blocks are arranged in the fixing column in a penetrating mode respectively, the locking blocks are arranged in two groups relatively, elastic pieces are arranged on the locking blocks, the tail ends of the locking blocks are arranged in the supporting table in a penetrating mode, the extruding column is located between the two groups of locking blocks, and compression springs are sleeved on the extruding column.

Furthermore, the top end of the extrusion column is provided with a hanging ring, two groups of supporting tables are provided with limiting columns, and the limiting columns penetrate through the supporting tables.

Compared with the prior art, the utility model has the following beneficial effects:

first, be connected gasbag and brace table through locking Assembly fixed for the device is connected more firmly, and sealing assembly can be sealed the gap between gasbag and the brace table, avoids the device the condition of gas leakage to appear, leads to the device shock attenuation effect to worsen, through locking Assembly and sealing assembly's setting, makes the device connect inseparabler, and the leakproofness is better.

The second, through fixed subassembly can be fast convenient install first protective housing and second protective housing outside the device, receive vibrations and when removing when two sets of brace tables, first protective housing removes in the second protective housing, carries out all-round protection to the gasbag, avoids the gasbag to be damaged, through the setting of fixed subassembly, first protective housing and second protective housing, makes the device not fragile, and life is longer.

Drawings

Fig. 1 is an overall view of the present invention.

Fig. 2 is an exploded view of the present invention.

Fig. 3 is an enlarged schematic view of the area a in fig. 2.

Fig. 4 is an enlarged schematic view of the region B in fig. 2.

FIG. 5 is a schematic view of a fixing assembly according to the present invention.

Fig. 6 is a cross-sectional view of a portion of an assembly according to the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a support table; 2. a first protective shell; 3. a second protective shell; 4. a locking sleeve; 5. a card slot; 6. a seal ring; 7. a snap ring; 8. an air bag; 9. a fixing plate; 10. a gasket; 11. a bolt; 12. a nut; 13. a hoisting ring; 14. extruding the column; 15. a locking block; 16. an elastic sheet; 17. fixing a column; 18. a compression spring; 19. a limiting column; 20. and (5) fixing blocks.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 5:

the utility model provides a novel film type air damper, which comprises supporting tables 1 and air bags 8, wherein two groups of supporting tables 1 are respectively arranged at two ends of the air bags 8 in a penetrating manner, a sealing assembly and a locking assembly are sleeved at the joint of the air bags 8 and the supporting tables 1, the air bags 8 and the supporting tables 1 are fixedly connected through the locking assembly, so that the device is more firmly connected, the sealing assembly can seal a gap between the air bags 8 and the supporting tables 1, the sealing performance of the device is improved by matching with the locking assembly, and the phenomenon of air leakage of the device is avoided, so that the damping effect of the device is poor.

Brace table 1 is equipped with first protective housing 2 and second protective housing 3 outward respectively to the cover, first protective housing 2 wears to establish in second protective housing 3, be provided with fixed plate 9 on first protective housing 2 and the second protective housing 3, fixed subassembly that establishes on fixed plate 9 wears to establish in brace table 1, can install first protective housing 2 and second protective housing 3 outside the device through fixed subassembly is quick convenient, receive vibrations and when removing when two sets of brace tables 1, first protective housing 2 removes in second protective housing 3, carry out all-round protection to gasbag 8, the life of extension fixture, avoid gasbag 8 to be damaged.

Referring to fig. 2 and 6, the sealing assembly includes a locking sleeve 4 and a sealing ring 6, the locking sleeve 4 and the sealing ring 6 are both sleeved outside the supporting table 1, the sealing ring 6 is located between the supporting table 1 and the airbag 8, the inner wall of the locking sleeve 4 contacts with the outer side of the airbag 8, the locking sleeve 4 is sleeved on the supporting table 1, the airbag 8 and the sealing ring 6 are extruded by the locking sleeve 4, the airbag 8 compresses the sealing ring 6, a gap between the airbag 8 and the supporting table 1 is blocked, and the sealing performance of the device is improved.

Referring to fig. 3 and 6, the locking assembly includes a snap ring 7, the snap ring 7 is sleeved outside the air bag 8, two sets of fixing blocks 20 are arranged at an opening of the snap ring 7, a bolt 11 penetrates through one set of fixing blocks 20, the end of the bolt 11 penetrates through the other set of fixing blocks 20 and is sleeved with a nut 12, the snap ring 7 is sleeved outside the air bag 8, and the fixing blocks 20 are locked by the bolt 11 and the nut 12, so that the air bag 8 is fixed on the support platform 1 by the snap ring 7, the device is firmly fixed and connected, and the sealing performance is better.

Referring to fig. 2 and 3, the snap ring 7 is clamped in the clamping groove 5, the clamping groove 5 is formed in the supporting table 1, the gasket 10 is arranged between the two groups of fixing blocks 20, the clamping groove 5 enables the snap ring 7 to better fix the air bag 8 on the supporting table 1, air leakage in the air bag 8 can be avoided, the gasket 10 enables the two groups of fixing blocks 20 to be connected more firmly, and loosening of the snap ring 7 is avoided.

Referring to fig. 4 and 5, the fixing assembly includes a fixing column 17, the fixing column 17 is inserted into the supporting table 1, an extruding column 14 and a locking block 15 are inserted into the fixing column 17, an elastic sheet 16 is disposed on the locking block 15, the extruding column 14 is located between two sets of locking blocks 15, a compression spring 18 is sleeved on the extruding column 14, under the action of the compression spring 18, the extruding column 14 moves downward to extrude two sets of locking blocks 15 to be inserted into the supporting table 1, so that the fixing column 17 is fixed in the supporting table 1, the fixing plate 9 can be quickly mounted on the surface of the supporting table 1, the extruding column 14 is lifted up to lose the extrusion on the locking blocks 15, under the action of the elastic sheet 16, the locking block 15 is retracted into the extruding column 14 to release the locking on the fixing column 17, the fixing plate 9 can be quickly detached from the supporting table 1, and the maintenance of workers is facilitated.

Referring to as in fig. 2 and 4, the top end of the extrusion column 14 is provided with a hanging ring 13, a limiting column 19 is arranged between the two supporting platforms 1, the limiting column 19 is arranged in the supporting platforms 1 in a penetrating manner, the hanging ring 13 can be hooked by an operator, the extrusion column 14 is easily lifted, time and labor are saved, convenience and rapidness are achieved, the limiting column 19 can limit the positions of the two supporting platforms 1, and device dislocation is avoided.

The specific use mode and function of the embodiment are as follows: the locking sleeve 4 is sleeved on the support table 1, the locking sleeve 4 extrudes the air bag 8 and the sealing ring 6, the air bag 8 compresses the sealing ring 6, so that a gap between the air bag 8 and the support table 1 is blocked, the clamping ring 7 is sleeved outside the air bag 8, and the fixing block 20 is locked by the bolt 11 and the nut 12, so that the air bag 8 is fixed on the support table 1 by the clamping ring 7, the device is firmly fixed and connected, the gap of the device can be completely blocked by the clamping ring 7 matching with the sealing ring 6 and the locking sleeve 4, and the sealing performance of the device is better; under compression spring 18's effect, extrusion post 14 downstream, extrude two sets of latch segments 15, make it insert in propping up supporting bench 1, thereby fix fixed column 17 in propping up supporting bench 1, make fixed plate 9 can install supporting bench 1 surface fast, quick first protecting crust 2 is installed outside the device with second protecting crust 3, receive vibrations and remove when two sets of supporting benches 1, when extruding gasbag 8, first protecting crust 2 removes in second protecting crust 3, carry out all-round protection to gasbag 8, avoid the device to damage, effective extension fixture's life, mention extrusion post 14, make it lose the extrusion to latch segment 15, under the effect of flexure strip 16, latch segment 15 withdraws in extrusion post 14, relieve the locking to fixed column 17, can be quick convenient dismantle first protecting crust 2 and second protecting crust 3, make things convenient for the staff to maintain.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A novel film type air damper is characterized in that: the device comprises support tables (1) and air bags (8), wherein the support tables (1) are provided with two groups, the two groups of support tables (1) are respectively arranged at two ends of the air bags (8) in a penetrating manner, and sealing assemblies and locking assemblies are respectively sleeved at the connection positions of the air bags (8) and the support tables (1); supporting bench (1) is equipped with first protective housing (2) and second protective housing (3) outward respectively, first protective housing (2) are worn to establish in second protective housing (3), first protective housing (2) with all be provided with fixed plate (9) on second protective housing (3), be provided with fixed subassembly on fixed plate (9), fixed subassembly is worn to establish in supporting bench (1).

2. The novel membrane air damper of claim 1, wherein: the sealing assembly comprises a locking sleeve (4) and a sealing ring (6), the locking sleeve (4) and the sealing ring (6) are all sleeved outside the supporting table (1), the sealing ring (6) is located between the supporting table (1) and the air bag (8), and the inner wall of the locking sleeve (4) is in contact with the outer side of the air bag (8).

3. The novel membrane air damper of claim 1, wherein: locking assembly includes snap ring (7), snap ring (7) cover is established outside gasbag (8), snap ring (7) opening part is provided with two sets of fixed block (20), one of them is a set of wear to be equipped with bolt (11) in fixed block (20), another a set of is worn out to bolt (11) end fixed block (20) cover is equipped with nut (12).

4. The novel membrane air damper of claim 3, wherein: snap ring (7) card is established in draw-in groove (5), draw-in groove (5) are seted up on brace table (1), and are two sets of be provided with gasket (10) between fixed block (20).

5. The novel membrane air damper of claim 1, wherein: the fixing component comprises a fixing column (17), the fixing column (17) is arranged in the supporting table (1) in a penetrating mode, an extrusion column (14) and a locking block (15) are arranged in the fixing column (17) in a penetrating mode respectively, the locking block (15) is provided with two sets of locking blocks, an elastic sheet (16) is arranged on the locking block (15), the tail end of the locking block (15) is arranged in the supporting table (1) in a penetrating mode, the extrusion column (14) is located between the two sets of locking blocks (15), and a compression spring (18) is sleeved on the extrusion column (14).

6. The novel membrane air damper of claim 5, wherein: the top end of the extrusion column (14) is provided with a hanging ring (13), a limiting column (19) is arranged between the two groups of supporting platforms (1), and the limiting column (19) penetrates through the supporting platforms (1).