CN220899861U

CN220899861U - Vacuum pump filter

Info

Publication number: CN220899861U
Application number: CN202322690863.3U
Authority: CN
Inventors: 王伟; 陈其栋; 王志超
Original assignee: Zibo Ruida Vacuum Technology Co ltd
Current assignee: Zibo Ruida Vacuum Technology Co ltd
Priority date: 2023-10-08
Filing date: 2023-10-08
Publication date: 2024-05-07
Anticipated expiration: 2033-10-08

Abstract

The utility model relates to the technical field of vacuum pump filters, in particular to a vacuum pump filter which comprises a box body, an air outlet pipe, an air inlet pipe, a cover body, a protective shell, a mounting rod and a fixing part; the cover body is connected with the box body, the air outlet pipe is connected with the box body, and the air inlet pipe is connected with the box body; the filter assembly is rotationally arranged in the box body, the mounting rod is rotationally connected with the cover body, the protective shell is connected with the cover body, the driving assembly is arranged in the protective shell and is in transmission connection with the mounting rod, and the mounting rod is in matched connection with the filter assembly; the fixed part is connected with the box, and the fixed part is kept away from the one end of box inner wall and all is equipped with the brush hair, and the inside adsorption component that is used for adsorbing the dust that is equipped with of box. According to the utility model, the brush hair on the fixing part prevents dust from blocking the filter assembly, the adsorption assembly adsorbs the dust on the felt net, and the filter assembly and the adsorption assembly can be replaced by disassembling the lower cover body, so that the service life of the filter is longer, and the filtering effect of the filter can be ensured.

Description

Vacuum pump filter

Technical Field

The utility model relates to the technical field of vacuum pump filters, in particular to a vacuum pump filter.

Background

Vacuum pumps refer to devices or apparatus that draw air from a container being evacuated using mechanical, physical, chemical, or physicochemical means to obtain a vacuum. Generally, vacuum pumps are devices that improve, create, and maintain a vacuum in an enclosed space by various methods. The air pumped by the vacuum pump often contains more particles, which would lead to a shortened service life of the vacuum pump if the particles were not filtered into the vacuum pump.

The utility model discloses a Chinese patent with the authority of publication number CN213286090U, which discloses a vacuum pump front-stage filter, wherein a filter screen surface surrounding an exhaust port is arranged in a filter cavity, an upper sealing cover is arranged at the upper port of the filter screen surface, a lower sealing cover is arranged at the lower port of the filter screen surface, a through hole is arranged at the end surface of the lower sealing cover, and the through hole is arranged and communicated with the exhaust port; when the vacuum pump operates, the air inlet of the vacuum pump vacuumizes the external container through the filter cavity in the filter body; the air in the container to be pumped enters the filter cavity through the extraction opening to form air flow, and large particle impurities contained in the air flow are screened out by the filter screen surface, so that the air flow entering the inner cavity of the filter screen surface is cleaner; clean air flows directly down to the bottom of the filter chamber and into the air inlet of the vacuum pump through the air outlet.

However, the technical scheme has the following defects: after the air in the vacuum pump front-stage filter passes through the filter screen surface, large particle impurities in the air are left on the outer side of the filter screen, and the impurities are blown by the air to be adsorbed on the surface of the filter screen surface, so that the filter holes of the filter screen are blocked, the filtering efficiency is reduced, the filter screen is inconvenient to use, and the filter screen in the filter is inconvenient to replace and clean.

Disclosure of utility model

The utility model aims to solve the problems in the background art and provides a vacuum pump filter.

The technical scheme of the utility model is as follows: the vacuum pump filter comprises a box body, an air outlet pipe, an air inlet pipe, a cover body, a protective shell, a mounting rod and a fixing part;

The upper end of the box body is provided with an opening, the cover body is connected with the upper end of the box body and is coaxially distributed with the box body, the air outlet pipe is connected with the lower end of the box body and is coaxially distributed with the box body, and the air inlet pipe is connected with the side wall of the box body and is communicated with the inside of the box body;

The inside of the protective shell is provided with a driving component which is in transmission connection with the mounting rod, and the mounting rod is in matched connection with the filtering component;

The fixed part is equipped with a plurality of, and the inner wall of box is all connected to a plurality of fixed parts, and a plurality of fixed parts are at the inside circumference evenly distributed of box, and the one end that a plurality of fixed parts kept away from the box inner wall all is equipped with the brush hair, and the inside a plurality of adsorption components that are used for adsorbing the dust that are equipped with of box.

Preferably, the filter assembly comprises a filter cartridge, a mounting ring and a mounting plate;

The mounting plate is connected with the upper end of the filter cartridge, the mounting ring is connected with the lower end of the filter cartridge, and the mounting plate, the filter cartridge and the mounting ring are all coaxially distributed;

An annular groove is arranged in the box body, the annular groove is coaxially distributed with the box body, the mounting ring is rotationally connected with the annular groove, the lower end of the mounting rod is provided with a fixed block, the upper end of the mounting plate is provided with a mounting groove, and the fixed block is in fit connection with the mounting groove;

The inner diameter of the annular groove is larger than the outer diameter of the air outlet pipe.

Preferably, the projection shape of the fixed block is regular hexagon, and the shape of the mounting groove is matched and connected with the fixed block.

Preferably, the inside mount that is equipped with of box is equipped with a plurality of dead levers on the mount, and the inner wall of box is all connected to a plurality of dead levers, and the mount is connected with filter assembly cooperation, and the projection shape of mount is annular, and the inner wall of mount is connected with the outer peripheral face normal running fit of mounting panel in the filter assembly.

Preferably, the suction assembly comprises a felt web and a mounting plate;

The inner wall of the box body is provided with a plurality of protruding blocks, the mounting plates are provided with a plurality of mounting plates, the plurality of mounting plates are provided with sliding grooves, the sliding grooves are connected with the protruding blocks in a matched mode, the felt net is connected with one end face, far away from the box body, of the mounting plates, and the felt net is a corrugated plate.

Preferably, the projection shape of the lug is T-shaped, the chute on the mounting plate corresponds to the lug in shape, and the mounting plate is an arc-shaped plate.

Preferably, the device further comprises a fixing bolt; the lower extreme of lid is equipped with collar a, and the box upper end is equipped with collar b, and collar a and collar b pass through a plurality of fixing bolt and connect, and fixing bolt is circumference evenly distributed on collar a.

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial technical effects:

According to the utility model, the air outlet pipe is connected with the air inlet port of the vacuum pump, air enters the inside of the box body from the air inlet pipe, the filtering component keeps large particle impurities in the air outside the filtering component, and the air enters the vacuum pump from the air outlet pipe after passing through the filtering component, so that the vacuum pump is prevented from being damaged by the impurities; the driving assembly on the cover body starts to drive the mounting rod and the filtering assembly to rotate on the fixing frame and in the box body, a plurality of fixing parts in the box body are provided with bristles, the bristles brush off dust outside the filtering assembly, the filtering assembly is prevented from being blocked by dust, and the brushed dust is adsorbed by the adsorption assembly, so that the service life of the filter is longer; according to the utility model, the brush hair on the fixing part prevents dust from blocking the filter assembly, the adsorption assembly adsorbs the dust on the felt net, and the filter assembly and the adsorption assembly can be replaced by disassembling the lower cover body, so that the service life of the filter is longer, and the filtering effect of the filter can be ensured.

Drawings

Fig. 1 is a perspective view showing a use state of a filter of a vacuum pump according to the present utility model.

Fig. 2 is a perspective view of a vacuum pump filter according to the present utility model.

Fig. 3 is a cross-sectional view of a vacuum pump filter according to the present utility model.

Fig. 4 is a cross-sectional view of a filter assembly in a vacuum pump filter according to the present utility model.

Fig. 5 is a schematic structural diagram of an adsorption module in a vacuum pump filter according to the present utility model.

Reference numerals: 1. a case; 2. an air outlet pipe; 3. an air inlet pipe; 4. a cover body; 5. a protective shell; 6. a fixing bolt; 7. a mounting ring b; 8. a mounting ring a; 9. a mounting rod; 10. a drive assembly; 11. a fixed block; 12. a fixing part; 13. brushing; 14. an annular groove; 15. a felt web; 16. a fixed rod; 17. a fixing frame; 18. a mounting plate; 19. a chute; 20. a filter cartridge; 21. a mounting ring; 22. a mounting plate; 23. a mounting groove; 24. and a vacuum pump.

Detailed Description

Example 1

As shown in fig. 1 to 5, the filter for the vacuum pump provided by the utility model comprises a box body 1, an air outlet pipe 2, an air inlet pipe 3, a cover body 4, a protective shell 5, a fixing bolt 6, a mounting rod 9 and a fixing part 12;

The upper end of the box body 1 is provided with an opening, the cover body 4 is connected with the upper end of the box body 1 and is coaxially distributed with the box body 1, the air outlet pipe 2 is connected with the lower end of the box body 1 and is coaxially distributed with the box body 1, and the air inlet pipe 3 is connected with the side wall of the box body 1 and is communicated with the interior of the box body 1;

Further, a mounting ring a8 is arranged at the lower end of the cover body 4, a mounting ring b7 is arranged at the upper end of the box body 1, the mounting ring a8 and the mounting ring b7 are connected through a plurality of fixing bolts 6, and the fixing bolts 6 are uniformly distributed on the circumference of the mounting ring a 8;

The box body 1 is rotationally provided with a filtering component for filtering air, the installation rod 9 is rotationally connected with the cover body 4, the protective shell 5 is connected with the upper end of the cover body 4, a driving component 10 is arranged in the protective shell 5, the driving component 10 is in transmission connection with the installation rod 9, and the installation rod 9 is in matched connection with the filtering component;

Further, a fixing frame 17 is arranged in the box body 1, a plurality of fixing rods 16 are arranged on the fixing frame 17, the fixing rods 16 are connected with the inner wall of the box body 1, the fixing frame 17 is connected with the filter assembly in a matched mode, the projection shape of the fixing frame 17 is annular, and the inner wall of the fixing frame 17 is connected with the outer peripheral surface of the mounting plate 22 in the filter assembly in a rotating and matched mode;

the fixed part 12 is equipped with a plurality of, and the inner wall of box 1 is all connected to a plurality of fixed parts 12, and a plurality of fixed parts 12 are at the inside circumference evenly distributed of box 1, and the one end that a plurality of fixed parts 12 kept away from the inner wall of box 1 all is equipped with brush hair 13, and the inside a plurality of adsorption components that are used for adsorbing the dust that are equipped with of box 1.

In the utility model, the air outlet pipe 2 is connected with the air inlet port of the vacuum pump 24, air enters the box body 1 from the air inlet pipe 3, the filtering component keeps large particle impurities in the air outside the filtering component, and the air enters the vacuum pump 24 from the air outlet pipe 2 after passing through the filtering component, so that the impurities are prevented from damaging the vacuum pump 24; the driving component 10 on the cover body 4 starts to drive the mounting rod 9 and the filter component to rotate on the fixing frame 17 and in the box body 1, the plurality of fixing parts 12 in the box body 1 are all provided with the brush hair 13, the brush hair 13 brushes dust outside the filter component, the filter component is prevented from being blocked by dust, and the brushed dust is adsorbed by the adsorption component, so that the service life of the filter is longer; according to the utility model, the bristles 13 on the fixing part 12 prevent dust from blocking the filter assembly, the adsorption assembly adsorbs the dust on the felt net 15, and the filter assembly and the adsorption assembly can be replaced by disassembling the lower cover body 4, so that the service life of the filter is longer, and the filtering effect of the filter can be ensured.

Example two

As shown in fig. 4, in comparison with the first embodiment, the filter assembly of the present utility model includes a filter cartridge 20, a mounting ring 21 and a mounting plate 22;

the mounting plate 22 is connected with the upper end of the filter cartridge 20, the mounting ring 21 is connected with the lower end of the filter cartridge 20, and the mounting plate 22, the filter cartridge 20 and the mounting ring 21 are coaxially distributed;

An annular groove 14 is arranged in the box body 1, the annular groove 14 and the box body 1 are coaxially distributed, a mounting ring 21 is rotationally connected with the annular groove 14, a fixed block 11 is arranged at the lower end of a mounting rod 9, a mounting groove 23 is arranged at the upper end of a mounting plate 22, and the fixed block 11 is matched and connected with the mounting groove 23;

the annular groove 14 has an inner diameter greater than the outer diameter of the outlet tube 2.

Further, the projection shape of the fixed block 11 is regular hexagon, and the shape of the mounting groove 23 is matched and connected with the fixed block 11.

In this embodiment, the filter component can block the large granule impurity in the air in the outside of straining a section of thick bamboo 20, is equipped with mounting groove 23 on the mounting panel 22, and mounting rod 9 lower extreme is equipped with fixed block 11, and fixed block 11 embedding mounting groove 23 is inside, convenient to detach and change filter component.

Example III

As shown in fig. 3 and 5, in comparison with the first embodiment, the suction module of the present embodiment includes a felt web 15 and a mounting plate 18;

The inner wall of the box body 1 is provided with a plurality of protruding blocks, the mounting plates 18 are provided with a plurality of mounting plates 18, the plurality of mounting plates 18 are provided with sliding grooves 19, the sliding grooves 19 are connected with the protruding blocks in a matched mode, the felt net 15 is connected with one end face, away from the box body 1, of the mounting plates 18, and the felt net 15 is a corrugated plate.

Further, the projection shape of the bump is T-shaped, the chute on the mounting plate 18 corresponds to the bump shape, and the mounting plate 18 is an arc plate.

In this embodiment, the felt net 15 adsorbs the dust in the box 1 on the surface, and the felt net 15 is the wave plate, makes the felt net 15 can adsorb more dust and increases the life of adsorption component, and the spout 19 on the mounting panel 18 is connected with the inside lug sliding fit of box 1, upwards slides mounting panel 18 and can dismantle mounting panel 18, is convenient for change adsorption component, and mounting panel 18 is the arc, and the inner wall of box 1 is closed more.

The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.

Claims

1. The vacuum pump filter is characterized by comprising a box body (1), an air outlet pipe (2), an air inlet pipe (3), a cover body (4), a protective shell (5), a mounting rod (9) and a fixing part (12);

The upper end of the box body (1) is provided with an opening, the cover body (4) is connected with the upper end of the box body (1) and is coaxially distributed with the box body (1), the air outlet pipe (2) is connected with the lower end of the box body (1) and is coaxially distributed with the box body (1), and the air inlet pipe (3) is connected with the side wall of the box body (1) and is communicated with the inside of the box body (1);

The box body (1) is rotationally provided with a filtering component for filtering air, the installation rod (9) is rotationally connected with the cover body (4), the protective shell (5) is connected with the upper end of the cover body (4), a driving component (10) is arranged in the protective shell (5), the driving component (10) is in transmission connection with the installation rod (9), and the installation rod (9) is in matched connection with the filtering component;

The fixed part (12) is equipped with a plurality of, and the inner wall of box (1) is all connected to a plurality of fixed parts (12), and a plurality of fixed parts (12) are at the inside circumference evenly distributed of box (1), and the one end that box (1) inner wall was kept away from to a plurality of fixed parts (12) all is equipped with brush hair (13), and box (1) inside is equipped with a plurality of adsorption components that are used for adsorbing the dust.

2. The vacuum pump filter according to claim 1, wherein the filter assembly comprises a filter cartridge (20), a mounting ring (21) and a mounting plate (22);

The mounting plate (22) is connected with the upper end of the filter cartridge (20), the mounting ring (21) is connected with the lower end of the filter cartridge (20), and the mounting plate (22), the filter cartridge (20) and the mounting ring (21) are coaxially distributed;

an annular groove (14) is formed in the box body (1), the annular groove (14) and the box body (1) are coaxially distributed, a mounting ring (21) is rotationally connected with the annular groove (14), a fixed block (11) is arranged at the lower end of a mounting rod (9), a mounting groove (23) is formed in the upper end of a mounting plate (22), and the fixed block (11) is connected with the mounting groove (23) in a matching manner;

The inner diameter value of the annular groove (14) is larger than the outer diameter value of the air outlet pipe (2).

3. Vacuum pump filter according to claim 2, characterized in that the projection of the fixed block (11) is regular hexagonal, and the shape of the mounting groove (23) is in mating connection with the fixed block (11).

4. The vacuum pump filter according to claim 1, characterized in that a fixing frame (17) is arranged inside the box body (1), a plurality of fixing rods (16) are arranged on the fixing frame (17), the fixing rods (16) are connected with the inner wall of the box body (1), the fixing frame (17) is connected with the filter assembly in a matched mode, the projection shape of the fixing frame (17) is annular, and the inner wall of the fixing frame (17) is connected with the outer peripheral surface of the mounting plate (22) in the filter assembly in a rotating mode.

5. Vacuum pump filter according to claim 1, characterized in that the suction assembly comprises a felt web (15) and a mounting plate (18);

The inner wall of the box body (1) is provided with a plurality of protruding blocks, the mounting plates (18) are provided with a plurality of mounting plates (18), the plurality of mounting plates (18) are provided with sliding grooves (19), the sliding grooves (19) are connected with the protruding blocks in a matched mode, the felt net (15) is connected with one end face, far away from the box body (1), of the mounting plates (18), and the felt net (15) is a corrugated plate.

6. The vacuum pump filter according to claim 5, wherein the projection shape of the projection is T-shaped, the sliding groove on the mounting plate (18) corresponds to the projection shape, and the mounting plate (18) is an arc-shaped plate.

7. Vacuum pump filter according to claim 1, further comprising a fixing bolt (6); the lower extreme of lid (4) is equipped with collar a (8), and box (1) upper end is equipped with collar b (7), and collar a (8) and collar b (7) are connected through a plurality of fixing bolt (6), and circumference evenly distributed on collar a (8) fixing bolt (6).