CN220365690U - Vacuum pump with shock-absorbing function - Google Patents

Abstract

The utility model discloses a vacuum pump with a shock-absorbing function, which includes a base. The middle end of the inner cavity of the base is movably connected with a bidirectional threaded rod through a bearing. The left and right ends of the outer surface of the bidirectional threaded rod are both threadedly connected with moving parts. cover, the middle end of the top of the base is fixedly connected with a bearing seat, and the left and right ends of the top of the base are movably connected with soundproof covers through hinges. One side of the soundproof cover is provided with a heat dissipation hole, and the soundproof cover is Sound-absorbing cotton is bonded to the inside, and a sealing gasket is bonded to one end of the soundproof cover. Through the functions of a two-way threaded rod, a bearing seat, a sound-absorbing cotton, a vacuum pump body, a sound-insulating cover, a moving sleeve, a connecting rod, a guide pin rod and a sealing gasket, the utility model solves the problem of vibrations caused by existing vacuum pumps after shock absorption. The noise and the working noise of the vacuum pump itself when exhausting are still very loud, which cannot meet people's noise reduction needs.

Description

A vacuum pump with shock absorption function

Technical field

The utility model relates to the technical field of vacuum pumps, specifically a vacuum pump with a shock-absorbing function.

Background technique

A vacuum pump refers to a device or equipment that uses mechanical, physical, chemical or physical chemical methods to evacuate the pumped container to obtain a vacuum. Generally, the vacuum pump is installed in a place with a solid ground, and sufficient space should be left around it to facilitate Inspection, maintenance and upkeep. The foundation should be kept level under the base of the vacuum pump, and shock-absorbing devices are usually installed at the four corners of the base to ensure smooth operation of the vacuum pump and small vibration amplitude.

At present, the well-known technology discloses a vacuum pump with a shock-absorbing function disclosed in China Authorization Announcement No. CN212656950U, which includes a pump body, a support plate and a shock-absorbing device. The pump body is fixedly connected to the upper surface of the supporting plate, and several shock-absorbing devices Set on the lower surface of the support plate. This design solves the problem that the traditional vacuum pump has poor shock absorption effect, shakes violently during operation, produces loud noise, and affects work efficiency. The utility model has a simple structure, is easy to install, and has wide application value.

However, after the existing vacuum pump is damped, the noise generated when it vibrates and the working noise when the vacuum pump itself is exhausted is still very loud, and cannot meet people's needs for noise reduction. For this reason, we propose a kind of vacuum pump with shock absorption function. Vacuum pump.

Utility model content

The purpose of this utility model is to provide a vacuum pump with a shock-absorbing function, which has the advantage of good noise reduction effect and solves the problem of the noise generated when the existing vacuum pump vibrates after shock-absorbing and the working noise of the vacuum pump itself when it is exhausted. There is still a big problem that it cannot meet people's noise reduction needs.

In order to achieve the above purpose, the present utility model provides the following technical solution: a vacuum pump with a shock absorption function, including a base, the middle end of the inner cavity of the base is movably connected with a bidirectional threaded rod through a bearing, and the outer surface of the bidirectional threaded rod is Both the left and right ends are threadedly connected with moving sleeves, the middle end of the top of the base is fixedly connected to a bearing seat, the left and right ends of the top of the base are movably connected to soundproof covers through hinges, and one side of the soundproof cover is provided with a Heat dissipation holes, sound-absorbing cotton is bonded to the inside of the sound insulation cover, a sealing pad is bonded to one end of the sound insulation cover, and guide pins are fixedly connected to the front and rear sides of the lower end of the sound insulation cover and the front and rear sides of the moving sleeve. , the outer side of the guide pin rod is movably connected with a connecting rod.

Preferably, support blocks are fixedly connected to the left and right ends of the bottom of the base, and a second shock-absorbing pad is bonded to the bottom of the support block.

Preferably, guide chute is provided on both front and rear sides of the base, and the moving sleeve slides on the inside of the guide chute.

Preferably, a rotating block is fixedly connected to the right side of the two-way threaded rod, and the outer surface of the rotating block is provided with anti-slip patterns.

Preferably, the front and rear ends of the top of the bearing seat are fixedly connected with guide rods, the top of the guide rod is fixedly connected with the limiting block, and the bottom of the inner cavity of the bearing seat is bonded with a first shock absorbing pad. The top of the first shock-absorbing pad is provided with a vacuum pump body. The front and rear sides of the lower end of the vacuum pump body are fixedly connected with movable plates, and the movable plates slide on the outer surface of the guide rod. The upper and lower ends of the outer surface of the guide rod are both fixed. The sleeve is connected with a rubber damping sleeve.

Preferably, the top of the sound insulation cover is provided with a connection port, and the upper end of the connection port is provided with a sealing cover.

Compared with the existing technology, the beneficial effects of this utility model are as follows:

Through the functions of a two-way threaded rod, a bearing seat, sound-absorbing cotton, a vacuum pump body, a soundproof cover, a moving sleeve, a connecting rod, a guide pin rod and a sealing gasket, the utility model enables the vacuum pump to achieve a good noise reduction effect and solves the problem of existing problems. After the vacuum pump is damped, the noise generated when it vibrates and the working noise when the vacuum pump itself is exhausted is still very loud, which cannot meet people's needs for noise reduction.

Description of the drawings

Figure 1 is a schematic structural diagram of the utility model;

Figure 2 is a schematic cross-sectional structural diagram of the bearing seat of the present utility model when viewed from the left;

Figure 3 is a schematic diagram of the front structure of the utility model.

In the picture: 1. Base; 2. Two-way threaded rod; 3. Bearing seat; 4. First shock-absorbing pad; 5. Second shock-absorbing pad; 6. Connection port; 7. Sound-absorbing cotton; 8. Heat dissipation holes; 9 , Vacuum pump body; 10. Sound insulation cover; 11. Rotating block; 12. Moving sleeve; 13. Support block; 14. Limiting block; 15. Rubber damping sleeve; 16. Guide rod; 17. Connecting rod; 18. Guide pin Rod; 19. Guide chute; 20. Sealing gasket; 21. Movable plate.

Implementation

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, not all implementations. example. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present utility model.

In the description of the present utility model, unless otherwise stated, the meaning of "plurality" is two or more; the terms "upper", "lower", "left", "right", "inner", "outer" ", "front end", "rear end", "head", "tail", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present utility model and simplifying the description. It is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be construed as a limitation of the present invention. Furthermore, the terms "first," "second," "third," etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless otherwise clearly stated and limited, the terms "connected" and "connected" should be understood in a broad sense. For example, it can be a fixed connection or a detachable connection, or Integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

The application's base 1, two-way threaded rod 2, bearing seat 3, first shock absorbing pad 4, second shock absorbing pad 5, connection port 6, sound-absorbing cotton 7, heat dissipation hole 8, vacuum pump body 9, sound insulation cover 10, rotation Block 11, moving sleeve 12, support block 13, limit block 14, rubber damping sleeve 15, guide rod 16, connecting rod 17, guide pin 18, guide chute 19, sealing gasket 20 and movable plate 21 are all common components The structure and principles of standard parts or components known to those skilled in the art can be learned through technical manuals or through routine experimental methods.

Please refer to Figure 1-3. A vacuum pump with shock absorption function includes a base 1. The middle end of the inner cavity of the base 1 is movably connected with a bidirectional threaded rod 2 through a bearing. The left and right ends of the outer surface of the bidirectional threaded rod 2 are both threaded. There is a moving sleeve 12. The middle end of the top of the base 1 is fixedly connected with a bearing seat 3. The left and right ends of the top of the base 1 are movably connected with a soundproof cover 10 through hinges. One side of the soundproof cover 10 is provided with a heat dissipation hole 8. The soundproof cover There is sound-absorbing cotton 7 bonded to the inside of 10, and a sealing gasket 20 is bonded to one end of the sound insulation cover 10. The front and rear sides of the lower end of the sound insulation cover 10 and the front and rear sides of the moving sleeve 12 are fixedly connected with guide pins 18. The guide pins 18 The outer side of 18 is movably connected with connecting rod 17.

The left and right ends of the bottom of the base 1 are fixedly connected with support blocks 13, and the second shock absorbing pad 5 is bonded to the bottom of the support block 13.

Guide chute 19 is provided on both front and rear sides of the base 1 , and the moving sleeve 12 slides inside the guide chute 19 .

A rotating block 11 is fixedly connected to the right side of the two-way threaded rod 2, and the outer surface of the rotating block 11 is provided with anti-slip patterns.

The front and rear ends of the top of the bearing seat 3 are fixedly connected with guide rods 16. The top of the guide rod 16 is fixedly connected with the limiting block 14. The bottom of the inner cavity of the bearing seat 3 is bonded with a first shock absorbing pad 4. The first shock absorbing pad The top of 4 is provided with a vacuum pump body 9. The front and rear sides of the lower end of the vacuum pump body 9 are fixedly connected with movable plates 21, and the movable plate 21 slides on the outer surface of the guide rod 16, and the upper and lower ends of the outer surface of the guide rod 16 are sleeved. There is a rubber damping sleeve 15.

The top of the sound insulation cover 10 is provided with a connection port 6, and the upper end of the connection port 6 is provided with a sealing cover.

When in use, through the cooperation of the first shock absorbing pad 4, the second shock absorbing pad 5 and the rubber damping sleeve 15, the vacuum pump body 9 can effectively absorb and dampen when the vacuum pump body 9 is working, thereby reducing the generation of vibration noise. , then, the two-way threaded rod 2 is driven to rotate through the rotating block 11, so that the moving sleeve 12 moves on both ends of the outer surface of the two-way threaded rod 2, and then, with the assistance of the connecting rod 17, the guide pin 18 and the hinge, it can The sound insulation cover 10 is driven to turn inward, and with the cooperation of the sealing gasket 20, a noise barrier layer can be formed on the outside of the vacuum pump body 9, which prevents the noise from being transmitted outward. With the assistance of the sound-absorbing cotton 7, the vacuum pump body can be further protected The noise generated by 9 is reduced, so that the vacuum pump achieves the purpose of good noise reduction effect, and the setting of the connection port 6 facilitates the connection of the pipeline of the vacuum pump body 9 after the sealing cover is unscrewed, and the setting of the heat dissipation hole 8 ensures The normal heat dissipation requirement of the vacuum pump body 9 is satisfied.

Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art will understand that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention. , substitutions and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. Vacuum pump with shock-absorbing function, including base (1), its characterized in that: the novel sound insulation device is characterized in that the middle end of the inner cavity of the base (1) is movably connected with a bidirectional threaded rod (2) through a bearing, the left end and the right end of the outer surface of the bidirectional threaded rod (2) are respectively and fixedly connected with a movable sleeve (12), the middle end of the top of the base (1) is fixedly connected with a bearing seat (3), the left end and the right end of the top of the base (1) are respectively and fixedly connected with a sound insulation cover (10) through hinges, a heat dissipation hole (8) is formed in one side of the sound insulation cover (10), sound absorbing cotton (7) is bonded on the inner side of the sound insulation cover (10), a sealing gasket (20) is bonded on one end of the sound insulation cover (10), guide pin rods (18) are respectively fixedly connected to the front side and the rear side of the lower end of the sound insulation cover (10) and the front side and the rear side of the movable sleeve (12), and connecting rods (17) are movably connected to the outer sides of the guide pin rods (18).

2. A vacuum pump with shock absorbing function according to claim 1, wherein: the left end and the right end of the bottom of the base (1) are fixedly connected with supporting blocks (13), and the bottom of each supporting block (13) is adhered with a second shock pad (5).

3. A vacuum pump with shock absorbing function according to claim 1, wherein: the front side and the rear side of the base (1) are both provided with guide sliding grooves (19), and the movable sleeve (12) slides on the inner sides of the guide sliding grooves (19).

4. A vacuum pump with shock absorbing function according to claim 1, wherein: the right side of the bidirectional threaded rod (2) is fixedly connected with a rotating block (11), and the outer surface of the rotating block (11) is provided with anti-skid patterns.

5. A vacuum pump with shock absorbing function according to claim 1, wherein: the utility model discloses a high-speed hydraulic pump for the automobile, including bearing seat (3) and rubber damping sleeve (15), both ends all fixedly connected with guide bar (16) around bearing seat (3) top, the top fixedly connected with stopper (14) of guide bar (16), the bottom of bearing seat (3) inner chamber bonds there is first shock pad (4), the top of first shock pad (4) is provided with vacuum pump body (9), both sides all fixedly connected with fly leaf (21) around vacuum pump body (9) lower extreme, and fly leaf (21) slide in the surface of guide bar (16), rubber damping sleeve (15) have all been cup jointed at the upper and lower both ends of guide bar (16) surface.

6. A vacuum pump with shock absorbing function according to claim 1, wherein: the top of the sound-proof housing (10) is provided with a connecting port (6), and the upper end of the connecting port (6) is provided with a sealing cover.