CN219804370U

CN219804370U - Air filter device

Info

Publication number: CN219804370U
Application number: CN202320995660.2U
Authority: CN
Inventors: 汤正杰
Original assignee: Huzhou Yuehe Industrial Investment Co ltd
Current assignee: Huzhou Yuehe Industrial Investment Co ltd
Priority date: 2023-04-27
Filing date: 2023-04-27
Publication date: 2023-10-10
Anticipated expiration: 2033-04-27

Abstract

The utility model relates to an air filter device in the technical field of filters, which comprises a filter shell, wherein a filter frame is arranged in the filter shell, a filter screen is arranged in the filter frame, a threaded through groove is formed in the filter frame, a threaded sleeve is connected with the internal threads of the threaded through groove, and a double-shaft driving motor is fixedly connected with the internal of the threaded sleeve. Through the cooperation of filter casing, filter frame, filter screen, screw thread logical groove, thread bush, biax driving motor, fixed axle, coupling assembling, connecting plate, cleaning brush No. one, no. two cleaning brushes is used to can be convenient for realize cleaning up the inside filter screen surface filterable dust of air filter, avoid the filter screen to block up the filter effect that influences air filter to the air, can be convenient for change the cleaning brush through coupling assembling simultaneously, avoid the cleaning brush wearing and tearing and influence the cleaning effect to the filter screen.

Description

Air filter device

Technical Field

The utility model relates to the technical field of filters, in particular to an air filter device.

Background

Air filters refer to air filtration devices that are commonly used in clean workshops, laboratories and clean rooms, or for dust protection of electromechanical communication devices and the like. The filter has five types of primary filter, medium-efficiency filter, high-medium-efficiency filter and sub-high-efficiency and high-efficiency filter. Various models have different standards and use efficiency, such as an air filter dust cleaning device disclosed in an authorized publication No. CN112902375B, although dust on the surface of a filter screen inside the filter is cleaned, dust on a filter screen in an air filter in the prior art can remain on the surface of the filter screen when the dust in the air is filtered, so that the filter screen is blocked, the filtering effect is affected, the filter screen in the filter in the prior art is complicated in cleaning operation and heavy in cleaning equipment, a cleaning brush on the filter screen is inconvenient to replace, and the cleaning brush is easy to wear and influence the cleaning effect when the filter screen is cleaned for a long time.

Disclosure of Invention

In view of the above problems, the present utility model provides an air filter device, which has the function of automatically cleaning a filter screen inside the filter, improves the service life of the filter screen, avoids cleaning residual dust on both sides of the filter screen, improves the service life of the filter screen, and is convenient for quick replacement of a cleaning brush.

The technical scheme of the utility model is as follows: the utility model provides an air filter device, includes the filter housing, the internally mounted of filter housing has the filter frame, the inside of filter frame is equipped with the filter screen, the screw thread logical groove has been seted up to the inside of filter frame, the inside threaded connection of screw thread logical groove has the screw sleeve, the inside fixedly connected with biax driving motor of screw sleeve, the output shaft at biax driving motor both ends all is through shaft coupling fixedly connected with fixed axle, two the inner wall of fixed axle all is equipped with coupling assembling, the equal fixedly connected with connecting plate of one end of coupling assembling, two the relative one side surface of connecting plate is fixedly connected with cleaning brush No. one and No. two cleaning brush respectively, one side of filter housing is equipped with the protection casing, the connection helicoid groove has been seted up to one side of filter housing, the inside threaded connection of connection helicoid, the one end and the protection casing fixed connection of connection helicoid, a plurality of through-hole has been seted up to the inside of protection casing.

In further technical scheme, coupling assembling is including seting up at the inside fixed slot of two fixed axles, the inside fixedly connected with solid fixed ring of fixed slot, a plurality of toper through-holes have been seted up on gu fixed ring's surface, two the equal fixedly connected with connecting rod of one side surface that the connecting plate is relative, the equal fixedly connected with of one end of connecting rod a plurality of elasticity inserted bars, the equal fixedly connected with toper lug of outside surface of elasticity inserted bar, a plurality of the one end of elasticity inserted bar is established in gu fixed ring's inside, the one end of toper lug is established in the inside of toper through-hole.

In a further technical scheme, a plurality of the elastic inserting rods and a plurality of the conical protruding blocks are distributed in a cross shape, and a plurality of the elastic inserting rods are made of soft steel.

In a further technical scheme, the shape of the connecting screw groove and the shape of the connecting screw strip are both annular, and the size of the protective cover is consistent with that of the filter shell.

In a further technical scheme, the surfaces of one side opposite to the first cleaning brush and the second cleaning brush are respectively abutted against the surface of the filter screen.

The beneficial effects of the utility model are as follows:

through the cooperation of the filter shell, the filter frame, the filter screen, the thread through groove, the thread sleeve, the double-shaft driving motor, the fixed shaft, the connecting component, the connecting plate, the first cleaning brush and the second cleaning brush, dust filtered on the surface of the filter screen inside the air filter can be conveniently cleaned, the filter screen is prevented from being blocked, the air filter effect of the air filter is prevented from being influenced, meanwhile, the cleaning brush can be conveniently replaced through the connecting component, and the cleaning effect of the filter screen is prevented from being influenced due to abrasion of the cleaning brush;

through the cooperation of connecting helicoidal groove, connection spiral shell strip, protection casing and through-hole use to can be convenient for install the one side at air cleaner fast to the protection casing, can improve the effect to air cleaner inside protection when influencing air cleaner's normal use.

Drawings

FIG. 1 is a schematic overall structure of an embodiment of the present utility model;

FIG. 2 is a schematic view of a connection assembly according to an embodiment of the present utility model;

FIG. 3 is an enlarged view of the structure of FIG. 2A in accordance with an embodiment of the present utility model;

reference numerals illustrate:

1. a filter housing; 2. a filter screen; 3. a thread through groove; 4. a thread sleeve; 5. a biaxial drive motor; 6. a fixed shaft; 7. a connecting plate; 8. a first cleaning brush; 9. a second cleaning brush; 10. a protective cover; 11. a connecting screw groove; 12. connecting the spiral strips; 13. a through hole; 14. a fixing groove; 15. a fixing ring; 16. a tapered through hole; 17. a connecting rod; 18. an elastic insert rod; 19. conical protruding blocks.

Detailed Description

Embodiments of the present utility model are further described below with reference to the accompanying drawings.

Examples:

as shown in fig. 1 to 3, an air filter device comprises a filter housing 1, wherein a filter frame is arranged in the filter housing 1, a filter screen 2 is arranged in the filter frame, a thread through groove 3 is arranged in the filter frame, a thread sleeve 4 is connected in the thread through groove 3 in a threaded manner and used for rapidly installing a double-shaft driving motor 5 in the filter frame, the double-shaft driving motor 5 is fixedly connected in the thread sleeve 4 and used for providing power, output shafts at two ends of the double-shaft driving motor 5 are fixedly connected with fixed shafts 6 through couplings, connecting assemblies are arranged on inner walls of the two fixed shafts 6, one ends of the connecting assemblies are fixedly connected with connecting plates 7, one side surfaces opposite to the two connecting plates 7 are fixedly connected with a first cleaning brush 8 and a second cleaning brush 9 respectively and used for cleaning dust filtered on the surface of the filter screen 2, one side of the filter shell 1 is provided with a protective cover 10 for protecting one side of the air filter, the connecting component comprises a fixed groove 14 which is formed in the two fixed shafts 6, a fixed ring 15 is fixedly connected in the fixed groove 14, a plurality of conical through holes 16 are formed in the surface of the fixed ring 15, connecting rods 17 are fixedly connected to the surfaces of one side opposite to the two connecting plates 7, a plurality of elastic inserting rods 18 are fixedly connected to one ends of the connecting rods 17, conical protruding blocks 19 are fixedly connected to the outer side surfaces of the elastic inserting rods 18, the cleaning brush 8 and the cleaning brush 9 are quickly arranged in the fixed shafts 6, one ends of the elastic inserting rods 18 are arranged in the fixed ring 15, one ends of the conical protruding blocks 19 are arranged in the conical through holes 16, the elastic inserting rods 18 and the conical protruding blocks 19 are distributed in a cross shape, and the elastic inserted bars 18 are made of soft steel, and the opposite side surfaces of the first cleaning brush 8 and the second cleaning brush 9 are respectively abutted against the surface of the filter screen 2.

The working principle of the technical scheme is as follows:

the screw sleeve 4 is driven to rotate through the rotating double-shaft driving motor 5, the screw is connected to the inside of the filtering frame through the screw, then after the plurality of elastic inserting rods 18 are pressed to shrink inwards, one ends of the plurality of elastic inserting rods 18 are arranged in the fixed ring 15 inside the fixed groove 14, then the fixing ring 15 is pushed inwards towards the fixed groove 14, the conical protruding blocks 19 slide out of the fixed ring 15, one sides of the plurality of conical protruding blocks 19 are attached to one side of the fixed ring 15, then the elastic inserting rods 18 are pulled to pull back, the conical ends of the plurality of conical protruding blocks 19 are inserted into the conical through holes 16, so that the connecting rods 17, the connecting plates 7, the first cleaning brush 8 and the second cleaning brush 9 can be conveniently driven to abut against the two sides of the filtering net 2, the fixing shafts 6, the connecting assemblies, the connecting rods 17, the connecting plates 7, the first cleaning brush 8 and the second cleaning brush 9 can be conveniently started to rotate, the dust filtered on the surface of the filtering net 2 inside the air filter can be conveniently cleaned, the filtering effect of the air filter is avoided, and the filtering effect of the air filter is conveniently influenced by the blocking of the filtering net 2, and the cleaning brush can be conveniently replaced by the connecting assemblies, and the cleaning effect of the cleaning brush is conveniently avoided.

The filter casing 1 has offered connection helicoidal groove 11 on one side, and the inside threaded connection of connection helicoidal groove 11 has connection helicoidal bar 12, and the one end and the protection casing 10 fixed connection of connection helicoidal bar 12, and a plurality of through-hole 13 have been seted up to the inside of protection casing 10, and connection helicoidal groove 11 and connection helicoidal bar 12 all are annular form, and the size of protection casing 10 is unanimous with the size of crossing filter casing 1.

The connecting screw strip 12 is driven to rotate through the rotating protective cover 10, and is in threaded connection with the inside of the connecting screw groove 11 under the action of threads, so that the protective cover 10 can be conveniently and rapidly installed on one side of the air filter, and the effect of protecting the inside of the air filter can be improved when the normal use of the air filter is affected.

The foregoing examples merely illustrate specific embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.

Claims

1. An air filter device comprising a filter housing (1), characterized in that: the internally mounted of filter casing (1) has the filter frame, the inside of filter frame is equipped with filter screen (2), screw thread logical groove (3) have been seted up to the inside of filter frame, screw thread logical groove (3)'s inside threaded connection has screw thread cover (4), the inside fixedly connected with biax driving motor (5) of screw thread cover (4), the output shaft at biax driving motor (5) both ends all is equipped with coupling assembling through fixed axle (6), two the inner wall of fixed axle (6) all is equipped with coupling assembling, the equal fixedly connected with connecting plate (7) of one end of coupling assembling, two the relative one side surface of connecting plate (7) is fixedly connected with cleaning brush No. 8 and No. two cleaning brush (9) respectively, one side of filter casing (1) is equipped with protection casing (10), connecting thread groove (11) have been seted up to one side of filter casing (1), the inside threaded connection of connecting thread groove (11) has connecting thread (12), the one end and protection casing (10) fixedly connected with of connecting thread (12), a plurality of through-holes (13) are seted up to inside of protection casing (10).

2. An air filter device according to claim 1, wherein: the connecting assembly comprises fixing grooves (14) formed in two fixing shafts (6), fixing rings (15) are fixedly connected to the inner portions of the fixing grooves (14), a plurality of conical through holes (16) are formed in the surfaces of the fixing rings (15), connecting rods (17) are fixedly connected to the surfaces of one sides, opposite to the connecting plates (7), of the connecting rods, a plurality of elastic inserting rods (18) are fixedly connected to one ends of the connecting rods (17), conical protruding blocks (19) are fixedly connected to the outer side surfaces of the elastic inserting rods (18), one ends of the elastic inserting rods (18) are arranged in the fixing rings (15), and one ends of the conical protruding blocks (19) are arranged in the conical through holes (16).

3. An air filter device according to claim 2, wherein: the elastic inserting rods (18) and the conical protruding blocks (19) are distributed in a cross shape, and the elastic inserting rods (18) are made of soft steel.

4. An air filter device according to claim 2, wherein: the connecting screw grooves (11) and the connecting screw strips (12) are in ring shapes, and the size of the protective cover (10) is consistent with that of the filter shell (1).

5. An air filter device according to claim 1, wherein: the surfaces of one side opposite to the first cleaning brush (8) and the second cleaning brush (9) are respectively abutted against the surface of the filter screen (2).