Air spring vibration isolator capable of adjusting damping

Abstract

The utility model discloses an air spring vibration isolator capable of adjusting damping, which belongs to the technical field of air spring vibration isolators and comprises a bottom plate, an additional air chamber seat is arranged at the top of the bottom plate, a connector is fixedly communicated with the right side of the additional air chamber seat, a connecting sleeve is arranged on the right side of the connector, and the connecting sleeve is connected with the additional air chamber seat. A top cover is arranged on the right side of the connecting sleeve, a box body is fixedly installed on the top of the connector, an inserting rod is arranged on the left side of the box body, a first connecting plate is fixedly installed on the top of the bottom plate, and a second connecting plate is arranged on the top of the first connecting plate. The top cover can be rapidly opened, a worker can conveniently and rapidly adjust damping, the adaptability and effect of the device are improved, the performance of the device can be adjusted according to different loading requirements, the rubber air bag can be protected, the service life of the rubber air bag is prolonged, and the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of air spring vibration isolators, in particular to an air spring vibration isolator with adjustable damping. Background Technique

[0002] The air spring vibration isolator is an efficient vibration isolation device, suitable for a variety of precision engineering and industrial applications. With its unique working principle and excellent performance characteristics, the air spring vibration isolator has shown great application value and development potential in multiple fields. Whether it is to improve the performance of equipment or to ensure the accuracy of engineering, it is a trustworthy technical choice.

[0003] The existing device is not convenient for quickly adjusting the damping of the air spring vibration isolator, reducing the adaptability and effect of the vibration isolator, making the air spring vibration isolator unable to adjust its performance according to different load requirements, and not convenient for protecting the rubber airbag, shortening the service life of the device and reducing the practicality of the device; therefore, we propose an air spring vibration isolator with adjustable damping to solve this problem. Content of the Utility Model

[0004] The purpose of the utility model is to provide an air spring vibration isolator with adjustable damping to solve the problems raised in the above background technique.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] An air spring vibration isolator with adjustable damping, including a bottom plate, an additional air chamber seat is arranged on the top of the bottom plate, a connector is fixedly communicated with the right side of the additional air chamber seat, a connecting sleeve is arranged on the right side of the connector, a top cover is arranged on the right side of the connecting sleeve, a box body is fixedly installed on the top of the connector, a plug rod is arranged on the left side of the box body, a first connecting plate is fixedly installed on the top of the bottom plate, and a second connecting plate is arranged on the top of the first connecting plate.

[0007] Preferably, the right side of the connector extends into the interior of the connecting sleeve, the right side of the outer side of the connector is rotationally connected with the inner wall of the connecting sleeve, the left side of the top cover extends into the interior of the connecting sleeve, the left side of the outer side of the top cover is threadedly connected with the inner wall of the connecting sleeve, the right side of the plug rod movably penetrates through the box body and extends into the interior of the connecting sleeve, a limiting plate is fixedly sleeved on the outer side of the plug rod, a first spring is fixedly connected to the left side of the inner cavity of the box body, the side of the first spring away from each other is fixedly connected with one side of the limiting plate, and the first spring is sleeved on the outer side of the plug rod.

[0008] Preferably, the bottom of the second connecting plate extends into the first connecting plate. Limit blocks are fixedly installed on both the left and right sides of the bottom of the second connecting plate. The sides of the limit blocks away from each other both extend into the first connecting plate. Limit grooves adapted to the limit blocks are provided on both the left and right sides of the inner cavity of the first connecting plate. Second springs are fixedly installed on both the left and right sides of the top of the bottom plate. The top of the second spring sleeve is fixedly connected to the bottom of the limit block.

[0009] Preferably, a sealing gasket is provided on the right side of the connecting head. Limit rods are fixedly installed on both the top and bottom of the right side of the top cover. The left sides of the limit rods penetrate through the sealing gasket and extend into the connecting head. A push block is fixedly installed on the top of the insertion rod. The top of the push block penetrates through the box body. A chute adapted to the push block is provided on the top of the box body.

[0010] Preferably, a rubber airbag is fixedly installed on the top of the bottom plate. The top of the rubber airbag is fixedly connected to the bottom of the additional air chamber seat. The top of the second connecting plate is fixedly connected to the bottom of the additional air chamber seat.

[0011] Preferably, positioning bolts are provided at the four corners of the top of the bottom plate. The bottoms of the positioning bolts threadedly penetrate through the bottom plate.

[0012] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0013] 1. In the present utility model, by pushing the push block to move to the left, the push block drives the insertion rod to move to the left. The insertion rod drives the limit plate to move to the left while compressing the first spring, so that the insertion rod moves away from the connecting sleeve. Then, the connecting sleeve is rotated clockwise. The connecting sleeve drives the screwed top cover to move to the right. The top cover drives the insertion rod to move to the right, so that the insertion rod moves away from the connecting head, and the top cover can be quickly opened, facilitating the staff to quickly perform damping adjustment, improving the adaptability and effect of the device, and being able to adjust its performance according to different load requirements.

[0014] 2. In the present utility model, when the rubber airbag contracts, it drives the second connecting plate to move downward. The second connecting plate drives the limit block to move downward while compressing the second spring. When the rubber airbag resets, the second connecting plate is also reset by the elastic force of the second spring, which can protect the rubber airbag, extend the service life of the rubber airbag, and improve the practicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a three-dimensional structural schematic diagram of an adjustable damping air spring vibration isolator proposed by the present utility model;

[0016] Figure 2 is a three-dimensional structural exploded view of an adjustable damping air spring vibration isolator proposed by the present utility model;

[0017] Figure 3 Cross-sectional view of the connection head structure of an air spring vibration isolator with adjustable damping proposed by the present utility model;

[0018] Figure 4 Partial structure schematic diagram of an air spring vibration isolator with adjustable damping proposed by the present utility model;

[0019] Figure 5 is Figure 4 Partial enlarged view of part A in

[0020] In the figure: 1. Bottom plate; 2. Rubber airbag; 3. Additional air chamber seat; 4. Connection head; 5. Top cover; 6. Connection sleeve; 7. Box body; 8. Plug rod; 9. Limiting plate; 10. First spring; 11. Push block; 12. Sealing gasket; 13. Limiting rod; 14. First connecting plate; 15. Second connecting plate; 16. Limiting block; 17. Second spring; 18. Positioning bolt. Specific implementation manners

[0021] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments.

[0022] Refer to Figures 1-5 , an air spring vibration isolator with adjustable damping, includes a bottom plate 1. An additional air chamber seat 3 is arranged on the top of the bottom plate 1. The right side of the additional air chamber seat 3 is fixedly communicated with a connection head 4. A connection sleeve 6 is arranged on the right side of the connection head 4. A top cover 5 is arranged on the right side of the connection sleeve 6. A box body 7 is fixedly installed on the top of the connection head 4. A plug rod 8 is arranged on the left side of the box body 7. A first connecting plate 14 is fixedly installed on the top of the bottom plate 1. A second connecting plate 15 is arranged on the top of the first connecting plate 14.

[0023] In this embodiment, the right side of the connecting head 4 extends into the interior of the connecting sleeve 6. The right side on the outer side of the connecting head 4 is rotatably connected to the inner wall of the connecting sleeve 6. The left side of the top cover 5 extends into the interior of the connecting sleeve 6. The left side on the outer side of the top cover 5 is threadedly connected to the inner wall of the connecting sleeve 6. The right side of the inserting rod 8 movably penetrates through the box body 7 and extends into the interior of the connecting sleeve 6. A limiting plate 9 is fixedly sleeved on the outer side of the inserting rod 8. A first spring 10 is fixedly connected to the left side of the inner cavity of the box body 7. One side of the first spring 10 away from each other is fixedly connected to one side of the limiting plate 9. The first spring 10 is sleeved on the outer side of the inserting rod 8. The bottom of the second connecting plate 15 extends into the interior of the first connecting plate 14. Limiting blocks 16 are fixedly installed on both the left and right sides of the bottom of the second connecting plate 15. The sides of the limiting blocks 16 away from each other both extend into the interior of the first connecting plate 14. Limiting grooves adapted to the limiting blocks 16 are formed on both the left and right sides of the inner cavity of the first connecting plate 14. Second springs 17 are fixedly installed on both the left and right sides of the top of the bottom plate 1. The tops of the second springs 17 are fixedly connected to the bottoms of the limiting blocks 16. Through the mutual cooperation of the limiting blocks 16 and the limiting grooves, the first connecting plate 15 can be limited, improving the stability of the up-and-down movement of the second connecting plate 15.

[0024] In this embodiment, a sealing gasket 12 is provided on the right side of the connecting head 4. Limiting rods 13 are fixedly installed on both the top and bottom of the right side of the top cover 5. The left sides of the limiting rods 13 penetrate through the sealing gasket 12 and extend into the interior of the connecting head 4. A pushing block 11 is fixedly installed on the top of the inserting rod 8. The top of the pushing block 11 penetrates through the box body 7. A sliding groove adapted to the pushing block 11 is formed on the top of the box body 7. A rubber airbag 2 is fixedly installed on the top of the bottom plate 1. The top of the rubber airbag 2 is fixedly connected to the bottom of the additional air chamber seat 3. The top of the second connecting plate 15 is fixedly connected to the bottom of the additional air chamber seat 3. Positioning bolts 18 are provided at the four corners of the top of the bottom plate 1. The bottoms of the positioning bolts 18 are threaded. Through the positioning bolts 18, the bottom plate 1 can be positioned, improving the use stability of the device.

[0025] In this embodiment, during use, by pushing the push block 11 to move leftward, the push block 11 drives the insertion rod 8 to move leftward. The insertion rod 8 drives the limit plate 9 to move leftward while compressing the first spring 10, causing the insertion rod 8 to move away from the connecting sleeve 6. Then, the connecting sleeve 6 is rotated clockwise, and the connecting sleeve 6 drives the screwed top cover 5 to move rightward. The top cover 5 drives the insertion rod 8 to move rightward, causing the insertion rod 8 to move away from the connector 4, enabling the top cover 4 to be quickly opened, facilitating the staff to quickly perform damping adjustment, improving the adaptability and effectiveness of the device, and being able to adjust its performance according to different load requirements. When the rubber airbag 2 contracts, it drives the second connecting plate 15 to move downward. The second connecting plate 15 drives the limit block 16 to move downward while compressing the second spring 17. When the rubber airbag 2 resets, the second connecting plate 15 is also reset by the elastic force of the second spring 17, which can protect the rubber airbag 2, extend the service life of the rubber airbag 2, and improve the practicality of the device.

[0026] The above has introduced in detail a kind of adjustable damping air spring vibration isolator provided by the present utility model. Specific embodiments are applied herein to elaborate on the principle and implementation manner of the present utility model. The description of the above embodiments is only used to help understand the method and its core idea of the present utility model. It should be noted that for those of ordinary skill in the art in this technical field, without departing from the principle of the present utility model, several improvements and modifications can still be made to the present utility model, and these improvements and modifications also fall within the protection scope of the claims of the present utility model.

Claims

1. An air spring isolator with adjustable damping, comprising a base plate (1), characterized in that: An additional air chamber seat (3) is arranged on the top of the bottom plate (1); a connecting head (4) is fixedly connected to the right side of the additional air chamber seat (3); a connecting sleeve (6) is arranged on the right side of the connecting head (4); a top cover (5) is arranged on the right side of the connecting sleeve (6); a box body (7) is fixedly installed on the top of the connecting head (4); a plug rod (8) is arranged on the left side of the box body (7); a first connecting plate (14) is fixedly installed on the top of the bottom plate (1); and a second connecting plate (15) is arranged on the top of the first connecting plate (14).

2. The air spring isolator with adjustable damping according to claim 1, characterized in that: The right side of the connecting head (4) extends to the interior of the connecting sleeve (6), the right side of the outer side of the connecting head (4) is rotatably connected to the inner wall of the connecting sleeve (6), the left side of the top cover (5) extends to the interior of the connecting sleeve (6), the left side of the outer side of the top cover (5) is threadedly connected to the inner wall of the connecting sleeve (6), the right side of the insertion rod (8) movably passes through the box body (7) and extends to the interior of the connecting sleeve (6), the outer side of the insertion rod (8) is fixedly sleeved with a limit plate (9), the left side of the inner cavity of the box body (7) is fixedly connected with a first spring (10), the side of the first spring (10) away from the limit plate (9) is fixedly connected, and the first spring (10) is sleeved on the outer side of the insertion rod (8).

3. The air spring isolator with adjustable damping according to claim 1, characterized in that: The bottom of the second connecting plate (15) extends to the interior of the first connecting plate (14); limit blocks (16) are fixedly installed on the left and right sides of the bottom of the second connecting plate (15); the side away from the limit blocks (16) extends to the interior of the first connecting plate (14); limit grooves matching the limit blocks (16) are provided on the left and right sides of the inner cavity of the first connecting plate (14); second springs (17) are fixedly installed on the left and right sides of the top of the bottom plate (1); and the top of the second spring (17) sleeve is fixedly connected to the bottom of the limit block (16).

4. The air spring isolator with adjustable damping according to claim 1, characterized in that: A sealing gasket (12) is arranged on the right side of the connector (4); a limiting rod (13) is fixedly installed on the top and bottom of the right side of the top cover (5); the left side of the limiting rod (13) passes through the sealing gasket (12) and extends to the inside of the connector (4); a push block (11) is fixedly installed on the top of the insertion rod (8); the top of the push block (11) passes through the box body (7); and a slide groove matched with the push block (11) is opened on the top of the box body (7).

5. The air spring isolator with adjustable damping according to claim 1, characterized in that: A rubber airbag (2) is fixedly mounted on the top of the bottom plate (1), the top of the rubber airbag (2) is fixedly connected to the bottom of the additional air chamber seat (3), and the top of the second connecting plate (15) is fixedly connected to the bottom of the additional air chamber seat (3).

6. The air spring isolator with adjustable damping according to claim 1, characterized in that: Positioning bolts (18) are provided at the four corners of the top of the base plate (1), and the bottom threads of the positioning bolts (18) penetrate through the base plate (1).

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