CN216306215U

CN216306215U - Screw vacuum pump with self-cleaning function

Info

Publication number: CN216306215U
Application number: CN202121994591.0U
Authority: CN
Inventors: 陈晨
Original assignee: Individual
Current assignee: Shenzhen Kaiston Energy Saving Technology Co ltd
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2022-04-15
Anticipated expiration: 2031-08-24

Abstract

The utility model discloses a screw vacuum pump with a self-cleaning function, which comprises a base, wherein the top of the base is fixedly provided with the screw vacuum pump, the top of the screw vacuum pump is provided with a filter box, the bottom of the filter box is fixedly provided with a motor, the right side of the filter box is communicated with an air extractor, a filter screen is arranged inside the filter box, the top of the filter box is communicated with an air supply pipe, the left side of the filter box is communicated with an air guide pipe, and the bottom of the air guide pipe penetrates through the top of the screw vacuum pump. According to the utility model, the base is arranged for installing the screw vacuum pump, the screw vacuum pump is arranged for extracting air, the air is filtered through the matching between the filter box and the filter screen, the cleaning of the inside of the filter screen is realized through the matching between the motor, the transmission rod, the installation rod, the fiber brush and the air extractor, and the problems that the existing filter device needs to be disassembled and cleaned, and the time is wasted are solved.

Description

Screw vacuum pump with self-cleaning function

Technical Field

The utility model relates to the technical field of screw vacuum pumps, in particular to a screw vacuum pump with a self-cleaning function.

Background

The screw vacuum pump is an air pumping device which utilizes a pair of screws to synchronously rotate in opposite directions at high speed in a pump shell to generate air suction and exhaust functions, is a renewal product of an oil seal type vacuum pump and can pump out gas occasions containing a large amount of water vapor and a small amount of dust, the two screws are subjected to fine dynamic balance correction, are supported by a bearing and are arranged in a pump shell, a certain gap is reserved between the screws, therefore, when the pump works, no friction exists between the pumps, the operation is stable, the noise is low, the working cavity does not need lubricating oil, therefore, the dry screw pump can be used for pumping out gas containing a large amount of water vapor and a small amount of dust, has the advantages of higher ultimate vacuum, lower power consumption, energy conservation, maintenance-free property and the like, and is a renewal product of the oil-sealed vacuum pump.

Screw vacuum pump is because contain more dust in the air when bleeding the air to can adsorb at threaded surface, influence its work, screw vacuum pump's intake pipe front side is toward installing filter equipment in the in-service use process, and clearance need be dismantled to it to current filter equipment, and the waste time can not satisfy the user demand.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a screw vacuum pump with a self-cleaning function, which has the advantage of automatic cleaning and solves the problem that the conventional filtering device needs to be disassembled and cleaned, so that the time is wasted.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a screw vacuum pump that possesses self-cleaning function, includes the base, the top fixed mounting of base has screw vacuum pump, screw vacuum pump's top is provided with the rose box, the bottom fixed mounting of rose box has the motor, the right side intercommunication of rose box has the air extractor, the inside of rose box is provided with the filter screen, the top intercommunication of rose box has the air supply pipe, the left side intercommunication of rose box has the air duct, the bottom of air duct runs through to screw vacuum pump's top.

Preferably, the bottom of rose box and the both sides that are located the motor all are provided with first supporting leg, the bottom of base and screw vacuum pump's top fixed connection.

Preferably, the bottom of the air pump is fixedly provided with a mounting plate, the left side of the mounting plate is communicated with the right side of the filter box, and a valve is arranged between the air pump and the filter box.

Preferably, the bottom of the mounting plate is fixedly provided with two second supporting legs, and the bottoms of the second supporting legs are fixedly connected with the top of the screw vacuum pump.

Preferably, the output fixed mounting of motor has the transfer line, the transfer line runs through rose box and filter screen respectively and extends to the inside of filter screen, pass through bearing and mechanical seal rotation connection between transfer line and rose box and the filter screen.

Preferably, the top of transfer line is rotated and is connected with the mount, the top of mount and the top fixed connection of filter screen inner chamber, the both sides of transfer line and the inside fixed mounting that is located the filter screen have two horizontal poles, the equal fixed mounting in both sides of horizontal pole has the installation pole, the equal fixed mounting in one side that the installation pole is close to the filter screen has the fibre brush.

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

1. according to the utility model, the base is arranged for installing the screw vacuum pump, the screw vacuum pump is arranged for extracting air, the air is filtered through the matching between the filter box and the filter screen, the cleaning of the inside of the filter screen is realized through the matching between the motor, the transmission rod, the installation rod, the fiber brush and the air extractor, and the problems that the existing filter device needs to be disassembled and cleaned, and the time is wasted are solved.

2. According to the utility model, the filter box is supported and fixed by the first support leg, the air pump is installed by the installation plate, the installation plate is supported by the second support leg, and the cross rod and the installation rod are driven to rotate by the transmission rod, so that the fiber brush is driven to rotate to clean the inside of the filter screen.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of a filter box according to the present invention;

fig. 3 is a schematic cross-sectional view of a filter screen according to the present invention.

In the figure: 1. a base; 2. a screw vacuum pump; 3. an air duct; 4. a first support leg; 5. a motor; 6. a filter box; 7. an air extractor; 8. mounting a plate; 9. filtering with a screen; 10. a cross bar; 11. a transmission rod; 12. mounting a rod; 13. a fiber brush; 14. a fixed mount; 15. a gas supply pipe; 16. a second support leg.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description herein, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings to facilitate the description of the patent and to simplify the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered limiting of the patent. In the description of the present application, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-3, a screw vacuum pump with a self-cleaning function comprises a base 1, a screw vacuum pump 2 is fixedly installed at the top of the base 1, a filter box 6 is arranged at the top of the screw vacuum pump 2, a motor 5 is fixedly installed at the bottom of the filter box 6, an air extractor 7 is communicated with the right side of the filter box 6, a filter screen 9 is arranged inside the filter box 6, an air supply pipe 15 is communicated with the top of the filter box 6, an air guide pipe 3 is communicated with the left side of the filter box 6, the bottom of the air guide pipe 3 penetrates through to the top of the screw vacuum pump 2, the base 1 is used for installing the screw vacuum pump 2, the screw vacuum pump 2 is used for extracting air, the air is filtered through the cooperation between the filter box 6 and the filter screen 9, the cleaning of the inside of the filter screen 9 is realized through the cooperation between the motor 5, a transmission rod 11, an installation rod 12, a fiber brush 13 and the air extractor 7, the bottom of the filter box 6 and two sides of the motor 5 are both provided with a first support leg 4, the bottom of the base 1 is fixedly connected with the top of the screw vacuum pump 2, the filter box 6 is supported and fixed by arranging the first support leg 4, the bottom of the air pump 7 is fixedly provided with a mounting plate 8, the left side of the mounting plate 8 is communicated with the right side of the filter box 6, a valve is arranged between the air pump 7 and the filter box 6, the air pump 7 is mounted by arranging the mounting plate 8, the bottom of the mounting plate 8 is fixedly provided with two second support legs 16, the bottom of the second support legs 16 is fixedly connected with the top of the screw vacuum pump 2, the mounting plate 8 is supported by arranging the second support legs 16, the output end of the motor 5 is fixedly provided with a transmission rod 11, the transmission rod 11 respectively penetrates through the filter box 6 and the filter screen 9 and extends to the inside of the filter screen 9, the transmission rod 11 is rotatably connected with the filter box 6 and the filter screen 9 by a bearing and a mechanical seal, be used for driving horizontal pole 10 and installation pole 12 through setting up transfer line 11 and rotate to drive fibre brush 13 and rotate and clear up the inside of filter screen 9, the top of transfer line 11 is rotated and is connected with mount 14, the top of mount 14 and the top fixed connection of filter screen 9 inner chamber, the inside fixed mounting that the both sides of transfer line 11 just are located filter screen 9 has two horizontal poles 10, the equal fixed mounting in both sides of horizontal pole 10 has installation pole 12, the equal fixed mounting in one side that installation pole 12 is close to filter screen 9 has fibre brush 13.

During the use, open the valve when waiting to clear up it, take out the inside air of rose box 6 through air extractor 7, open motor 5 simultaneously, drive transfer line 11 through motor 5 and rotate to drive horizontal pole 10, installation pole 12 and fibre brush 13 and rotate, thereby strike off the dust inside filter screen 9, and discharge through air extractor 7, it can to close motor 5, air extractor 7 and valve after the clearance finishes.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a screw vacuum pump that possesses self-cleaning function, includes base (1), its characterized in that: the utility model discloses a filter box, including base (1), screw vacuum pump (2), the top of screw vacuum pump (2) is provided with rose box (6), the bottom fixed mounting of rose box (6) has motor (5), the right side intercommunication of rose box (6) has air extractor (7), the inside of rose box (6) is provided with filter screen (9), the top intercommunication of rose box (6) has air supply pipe (15), the left side intercommunication of rose box (6) has air duct (3), the top of screw vacuum pump (2) is run through to the bottom of air duct (3).

2. The screw vacuum pump with self-cleaning function as claimed in claim 1, wherein: the bottom of rose box (6) and the both sides that are located motor (5) all are provided with first supporting leg (4), the bottom of base (1) and the top fixed connection of screw vacuum pump (2).

3. The screw vacuum pump with self-cleaning function as claimed in claim 1, wherein: the bottom fixed mounting of air extractor (7) has mounting panel (8), the left side of mounting panel (8) and the right side intercommunication of rose box (6), be provided with the valve between air extractor (7) and rose box (6).

4. A screw vacuum pump with self-cleaning function as claimed in claim 3, wherein: the bottom fixed mounting of mounting panel (8) has two second supporting legs (16), the top fixed connection of the bottom and screw vacuum pump (2) of second supporting leg (16).

5. The screw vacuum pump with self-cleaning function as claimed in claim 1, wherein: the output fixed mounting of motor (5) has transfer line (11), transfer line (11) run through straining box (6) and filter screen (9) respectively and extend to the inside of filter screen (9), pass through bearing and mechanical seal rotation connection between transfer line (11) and straining box (6) and filter screen (9).

6. The screw vacuum pump with self-cleaning function as claimed in claim 5, wherein: the top of transfer line (11) is rotated and is connected with mount (14), the top of mount (14) and the top fixed connection of filter screen (9) inner chamber, the both sides of transfer line (11) and the inside fixed mounting that is located filter screen (9) have two horizontal poles (10), the equal fixed mounting in both sides of horizontal pole (10) has installation pole (12), the equal fixed mounting in one side that installation pole (12) are close to filter screen (9) has fibre brush (13).