CN221347723U - Buffer device for vacuum pump - Google Patents

Abstract

The utility model discloses a buffer device for a vacuum pump, and relates to the technical field of vacuum pump accessories; the vacuum pump comprises a vacuum pump body, wherein a supporting seat is fixedly arranged at the bottom of the vacuum pump body, a mounting base is arranged right below the supporting seat, the inside of the mounting base is hollow, a mounting plate is movably arranged on the upper surface of the mounting base, and the lower surface of the supporting seat is arranged on the upper surface of the mounting plate; according to the utility model, the first buffering is provided for the mounting plate through the buffering spring, meanwhile, when the mounting plate is subjected to vibration downward movement, the vertical damping buffering is performed for the mounting plate through the spring damper connected with the mounting plate, the secondary buffering is performed, the piston is inflated in the same space by matching with the air bag, the piston plate and the piston rod perform the damping buffering for the vacuum pump body arranged above the mounting plate connected with the moving plate, the third buffering is performed, the effect of good buffering effect is integrally achieved, and the damping and buffering effect of the damping and buffering device is greatly increased.

Description

Buffer device for vacuum pump

Technical Field

The utility model relates to the technical field of vacuum pump accessories, in particular to a buffer device for a vacuum pump.

Background

Vacuum pumps are devices or apparatuses that use mechanical, physical, chemical, and physicochemical methods to pump air from a container to be pumped to obtain a vacuum, and in general terms, vacuum pumps are devices that use various methods to improve, generate, and maintain a vacuum in a certain enclosed space;

The vacuum pump can produce the vibration power at during operation internal device, leads to whole device to shake, if so for a long time, can lead to vacuum pump self part damage, consequently can match some buffer to carry out the shock attenuation, but traditional shock attenuation buffer all comprises single part, can only reduce the vibration power that a certain region produced in the vacuum pump operation, can't play good shock attenuation effect.

In view of the above problems, the inventors have proposed a buffer device for a vacuum pump for solving the above problems.

Disclosure of utility model

In order to solve the problem that the buffer effect of the existing vacuum pump is poor; the utility model aims to provide a buffer device for a vacuum pump.

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a buffer for vacuum pump, includes the vacuum pump body, the bottom fixed mounting of vacuum pump body is equipped with the supporting seat, be equipped with the installation base under the supporting seat, the inside cavity that is of installation base sets up, installation base upper surface activity is equipped with the mounting panel, surface mounting is equipped with the buffer spring under the supporting seat upper surface on the mounting panel, the inside intermediate level of installation base slides and is equipped with the movable plate that the level set up, relative movable groove has been seted up at the movable plate both ends, sliding in the movable groove is equipped with the movable block, the second movable block that is the diagonal distribution is equipped with on the upper and lower surface of movable block all, the second movable block that the one end that the mounting panel lower surface is located the installation base inside is equipped with the second movable block that is the diagonal distribution with first movable block is installed to the first movable block, the one end fixed connection that rotates on second movable groove inside is kept away from the buffer spring, the other end fixed connection of buffer spring is on the movable block, the inside bottom surface fixed mounting is equipped with two symmetrical distribution's spring damper in the middle of installation base, the top movable plate fixed connection is at the mounting panel under the surface of the fixed mounting panel.

Preferably, the number of the movable grooves is six, the movable grooves are symmetrically distributed, third rotating blocks which are diagonally arranged with the lower surface of the movable block are fixedly arranged on the inner bottom surface of the mounting base, second transmission rods are fixedly arranged between the third rotating blocks and the first rotating blocks, guide rods are fixedly arranged in the movable grooves, the movable blocks are movably inserted on the guide rods, and buffer springs are sleeved on the guide rods.

Preferably, the fixed installation piece that is the L type that is equipped with in both ends of movable plate, the fixed setting of vertical one end of installation piece is on the movable plate, the inside installation of being close to the installation piece of installation base is equipped with a plurality of piston barrels, the inside slip of piston barrel is equipped with the piston board, the fixed piston rod that is equipped with in piston board top, the top of piston rod runs through piston barrel and fixed connection on the installation piece, the installation base bottom is close to the piston barrel and installs and be equipped with the gasbag, gasbag upper end offsets with the movable plate lower surface, be connected through the breather pipe between gasbag and the piston barrel.

Preferably, the supporting seat bottom surface is fixed and is equipped with the locating piece, install with the mounting panel through the screw thread bolt that is equipped with on the locating piece, the fixed connecting rod that is equipped with vertical setting in both ends of movable plate, the top of connecting rod runs through the mounting base and is fixed and is equipped with the supporting roof, the tip of supporting seat offsets with the supporting roof.

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

According to the utility model, the first buffering is provided for the mounting plate through the buffering spring, meanwhile, when the mounting plate is subjected to vibration downward movement, the vertical damping buffering is performed for the mounting plate through the spring damper connected with the mounting plate, the secondary buffering is performed, the piston is inflated in the same space by matching with the air bag, the piston plate and the piston rod perform the damping buffering for the vacuum pump body arranged above the mounting plate connected with the moving plate, the third buffering is performed, the effect of good buffering effect is integrally achieved, and the damping and buffering effect of the damping and buffering device is greatly increased.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model.

FIG. 2 is a schematic view of the mounting plate of the present utility model.

FIG. 3 is a schematic view of the internal structure of the mounting base of the present utility model.

Fig. 4 is an enlarged schematic view of the structure of fig. 3a according to the present utility model.

FIG. 5 is a schematic view of the structure of the air bag according to the present utility model.

In the figure: 1. a vacuum pump body; 11. a support base; 12. a mounting base; 121. a mounting plate; 13. a moving plate; 14. a movable groove; 15. a movable block; 16. a first rotating block; 17. a second rotating block; 18. a first transfer lever; 19. a buffer spring; 2. a guide rod; 21. a third rotating block; 22. a second transfer lever; 23. a spring damper; 3. a mounting block; 31. a piston barrel; 32. a piston plate; 33. a piston rod; 34. an air bag; 35. a vent pipe; 4. a positioning block; 41. a bolt; 42. a connecting rod; 43. and supporting the top plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: as shown in fig. 1-5, the utility model provides a buffer device for a vacuum pump, comprising a vacuum pump body 1, wherein a supporting seat 11 is fixedly arranged at the bottom of the vacuum pump body 1, a mounting base 12 is arranged under the supporting seat 11, the inside of the mounting base 12 is hollow, a mounting plate 121 is movably arranged on the upper surface of the mounting base 12, the lower surface of the supporting seat 11 is arranged on the upper surface of the mounting plate 121, a moving plate 13 which is horizontally arranged is slidingly arranged in the middle layer of the inside of the mounting base 12, opposite movable grooves 14 are arranged at two ends of the moving plate 13, a movable block 15 is slidingly arranged in the movable groove 14, a first rotating block 16 is arranged on the upper surface and the lower surface of the movable block 15, a second rotating block 17 which is diagonally distributed with the first rotating block 16 is arranged at one end of the lower surface of the mounting plate 121 inside the mounting base 12, the second rotating block 17 is fixedly connected with one end rotating on the first rotating block 16 together and is provided with a first transmission rod 18, one end, away from the second rotating block 17, inside the movable groove 14 is fixedly provided with a buffer spring 19, the other end of the buffer spring 19 is fixedly connected with the movable block 15, two symmetrically distributed spring dampers 23 are fixedly arranged at the middle end of the bottom surface inside the installation base 12, the top ends of the spring dampers 23 penetrate through the movable plate 13 and are fixedly connected with the lower surface of the installation plate 121, the first buffering is provided for the installation plate 121 through the buffer spring 19, the first rotating block 16 and the first transmission rod 18, the buffering is provided in the horizontal direction, and meanwhile, when the installation plate 121 is subjected to vibration downward movement, the vertical shock absorption buffering and the secondary buffering are performed on the installation plate 121 through the spring dampers 23 connected with the installation plate 121.

The movable grooves 14 are symmetrically distributed and arranged in six.

Through adopting above-mentioned technical scheme, the buffer spring 19 evenly distributed who sets up in the movable groove 14 can wholly carry out an effectual shock attenuation buffering to mounting panel 121, avoids the relatively poor condition of shock attenuation to appear in a certain place.

The bottom surface of the inside of the installation base 12 is fixedly provided with a third rotating block 21 which is diagonally arranged with the lower surface of the movable block 15, and a second transmission rod 22 is fixedly arranged between the third rotating block 21 and the first rotating block 16.

By adopting the above technical scheme, the movable block 15 and the movable plate 13 are supported by the third rotating block 21 and the second transfer lever 22.

The movable groove 14 is internally and fixedly provided with a guide rod 2, the movable block 15 is movably inserted on the guide rod 2, and the buffer spring 19 is sleeved on the guide rod 2.

By adopting the technical scheme, the guide rod 2 enables the movable block 15 to stably slide in the movable groove 14, and meanwhile, the buffer spring 19 is prevented from bending and separating from the movable groove 14.

The fixed installation piece 3 that is L type that is equipped with in both ends of movable plate 13, the fixed setting of vertical one end of installation piece 3 is on movable plate 13, the inside installation base 12 is close to the installation of installation piece 3 and is equipped with a plurality of piston barrels 31, the inside slip of piston barrel 31 is equipped with piston plate 32, piston plate 32 top is fixed and is equipped with piston rod 33, piston rod 33's top runs through piston barrel 31 and fixed connection on installation piece 3, installation base 12 bottom is close to piston barrel 31 and installs and be equipped with gasbag 34, gasbag 34 upper end offsets with movable plate 13 lower surface, be connected through breather pipe 35 between gasbag 34 and the piston barrel 31.

Through adopting above-mentioned technical scheme for piston rod 33 extrusion piston plate 32 moves down in piston barrel 31, and gasbag 34 is inflated in to piston barrel 31, will cushion piston plate 32 and piston rod 33, thereby cushion whole movable plate 13, makes the mounting panel 121 that is connected with movable plate 13 cushion the vacuum pump body 1 that the top set up, carries out the third buffering.

The bottom surface of the supporting seat 11 is fixedly provided with a positioning block 4, and the positioning block 4 is inserted with a bolt 41 through threads to be mounted with the mounting plate 121.

By adopting the above technical scheme, the bolt 41 and the positioning block 4 are arranged to facilitate stable installation of the supporting seat 11 on the mounting plate 121.

The connecting rod 42 of vertical setting is fixed to the both ends of movable plate 13, and the top of connecting rod 42 runs through installation base 12 and fixedly is equipped with supporting roof 43, and the tip of supporting seat 11 offsets with supporting roof 43.

Through adopting above-mentioned technical scheme, connecting rod 42 and supporting roof 43 cushion the tip of supporting seat 11 for supporting seat 11 is whole stable.

Working principle: during operation, when the vacuum pump body 1 produces vibrations and transmits to the mounting panel 121 through supporting seat 11, mounting panel 121 will transmit the power of vibrations to movable block 15 through first transfer rod 18 and first rotating block 16, movable block 15 atress will extrude buffer spring 19, buffer spring 19 will provide a thrust to movable block 15 this moment, make mounting panel 121 when receiving the jarring power, provide first buffering to mounting panel 121 through buffer spring 19, first rotating block 16 and first transfer rod 18, provide the buffering in the horizontal direction, simultaneously when mounting panel 121 receives vibrations to move down, vertical shock attenuation buffering is carried out to mounting panel 121 through the spring damper 23 that is connected with mounting panel 121, secondary buffering, simultaneously when moving panel 13 receives to move down, moving panel 13 will move down and extrude gasbag 34, gasbag 34 will be through breather pipe 35 to aerify in the piston barrel 31, the installation piece 3 that is connected with moving panel 13 this moment will extrude piston rod 33 at piston barrel 31, when gasbag 34 is to be inflated in piston barrel 31, will carry out the buffering to plate 32 and moving panel 33, thereby make the whole of moving panel 13 and buffer device and the shock attenuation device have been carried out on the whole and have been connected to the piston barrel 31, thereby the shock attenuation device is greatly increased, the shock attenuation effect is achieved, the whole is more than the shock attenuation device is 1.

It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims (7)

1. Buffer device for a vacuum pump, comprising a vacuum pump body (1), characterized in that: the bottom fixed mounting of vacuum pump body (1) is equipped with supporting seat (11), be equipped with installation base (12) under supporting seat (11), the inside cavity setting that is of installation base (12), installation base (12) upper surface activity is equipped with mounting panel (121), surface mounting is in mounting panel (121) upper surface under supporting seat (11), the inside intermediate level of installation base (12) slides and is equipped with movable plate (13) that the level set up, relative movable groove (14) have been seted up at movable groove (13) both ends, be equipped with movable block (15) in movable groove (14) sliding, the surface all installs and is equipped with first rotating block (16) about movable block (15), the one end installation that is located installation base (12) inside under mounting panel (121) is equipped with second rotating block (17) that are the diagonal distribution with first rotating block (16), the one end of rotation is equipped with first transfer line (18) jointly fixed connection on second rotating block (17) and first rotating block (16), movable groove (14) inside is equipped with movable block (17) and is equipped with buffer spring (19) fixed connection on two other end fixed connection on two fixed base (19) of the inside of the fixed spring (19) that keep away from first rotating block (17), the top end of the spring damper (23) penetrates through the movable plate (13) and is fixedly connected to the lower surface of the mounting plate (121).

2. A buffer device for a vacuum pump according to claim 1, characterized in that the number of the movable grooves (14) is six and arranged symmetrically.

3. A buffer device for a vacuum pump according to claim 1, characterized in that a third rotating block (21) which is diagonally arranged with the lower surface of the movable block (15) is fixedly arranged on the inner bottom surface of the mounting base (12), and a second transmission rod (22) is fixedly arranged between the third rotating block (21) and the first rotating block (16).

4. A buffer device for a vacuum pump according to claim 1, characterized in that the movable groove (14) is internally and fixedly provided with a guide rod (2), the movable block (15) is movably inserted on the guide rod (2), and the buffer spring (19) is sleeved on the guide rod (2).

5. The buffer device for the vacuum pump according to claim 1, wherein the two ends of the moving plate (13) are fixedly provided with L-shaped mounting blocks (3), the vertical ends of the mounting blocks (3) are fixedly arranged on the moving plate (13), a plurality of piston barrels (31) are arranged in the mounting base (12) close to the mounting blocks (3), a piston plate (32) is arranged in the piston barrels (31) in a sliding manner, piston rods (33) are fixedly arranged at the top ends of the piston plates (32), the top ends of the piston rods (33) penetrate through the piston barrels (31) and are fixedly connected to the mounting blocks (3), air bags (34) are arranged at the bottoms of the mounting base (12) close to the piston barrels (31), the upper ends of the air bags (34) are propped against the lower surface of the moving plate (13), and the air bags (34) are connected with the piston barrels (31) through ventilation pipes (35).

6. Buffer device for a vacuum pump according to claim 1, characterized in that the bottom surface of the support seat (11) is fixedly provided with a positioning block (4), and the positioning block (4) is mounted with a mounting plate (121) by inserting a bolt (41) through threads.

7. Buffer device for a vacuum pump according to claim 1, characterized in that the two ends of the moving plate (13) are fixedly provided with a vertically arranged connecting rod (42), the top end of the connecting rod (42) penetrates through the mounting base (12) and is fixedly provided with a supporting top plate (43), and the end part of the supporting base (11) is propped against the supporting top plate (43).