CN207187361U - Self-cleaning, air cleaning device - Google Patents

Abstract

The utility model relates to a self-cleaning air purifier, which uses a motor to drive the first cam to shake the filter screen, so that the dust on the surface of the filter screen falls into the dust collection tank; uses the motor to drive the second cam to drive the brush bracket , the brush bracket drives the brush to move, and sweeps the dust on the filter to the dust collection tank. The vibration of the filter itself and the brushing of the filter by the brush make the dust on the filter fall off quickly In the dust collection tank; while the first cam drives the filter to rise, the second cam drives the brush to descend, and the filter and the brush move relatively, making it easier for the brush to clean the dust on the filter; the pneumatic slider drives the brush The brush moves along the length of the filter, so that all parts of the filter can be cleaned by the brush, which ensures the cleaning quality; Purification efficiency and purification quality of the purifier.

Description

Self Cleaning Air Purifier

technical field

The utility model relates to the technical field of air purifiers, in particular to a self-cleaning air purifier with an automatic cleaning filter screen.

Background technique

When the air filter is in use, the dust in the air will be adsorbed on the filter screen. Since the filter screen is usually installed inside the filter housing, generally the air flow at the air outlet of the filter becomes smaller, or even when there is no air flow, Only then will you find that a lot of dust has accumulated on the filter. At this time, the filtration efficiency and filtration quality of the filter have dropped a lot, and the traditional filter does not have the function of automatic cleaning of the filter, so the filter cannot be cleaned in time. The filtering speed and quality of the filter are reduced, which affects the health of the user.

Utility model content

The technical problem to be solved by the utility model is: in order to overcome that the filter in the prior art does not have the automatic cleaning function of the filter screen, the dust on the filter screen cannot be cleaned in time, which reduces the filtering speed and quality of the filter, and affects the To address the user's health concerns, a self-cleaning air purifier is provided.

The technical solution adopted by the utility model to solve the technical problem is: a self-cleaning air purifier, comprising an air inlet housing with an air inlet and an air outlet housing with an air outlet, the air inlet housing and the air outlet The air outlet housing forms an accommodation cavity, the bottom of the accommodation cavity is slidably installed with a pneumatic slider, and a motor is fixedly installed on the pneumatic slider, and the output end of the motor is fixedly installed with a first cam and a second cam, so The first cam and the second cam are arranged symmetrically with respect to the central axis of the output shaft of the motor, and a filter screen is slidably installed in the accommodating cavity, and the first cam drives the filter screen to form a filter in the height direction of the filter. Reciprocating linear motion, the pneumatic slider is fixedly installed with a guide bracket, and the brush bracket is slidably installed on the guide bracket, and the second cam drives the brush bracket to perform reciprocating linear motion in the height direction of the filter , a brush is fixedly installed on the brush bracket, the brush is arranged in contact with the filter screen, a bladeless fan is fixedly installed in the accommodating cavity, and the bladeless fan is located between the filter screen and the outlet Between the air outlets, a fixed plate is fixedly installed in the accommodation cavity, and the fixed plate divides the accommodation cavity into a filter cavity and a non-filter cavity for air to pass through, and a bracket passage for the brush bracket to move is opened on the fixed plate. Holes and filter through holes for the filter to move, the fixed plate is fixedly installed with a dust tank, the air outlet housing is provided with a dust outlet connected to the dust tank, and the dust outlet can be Remove and install the blocking cover.

When the filter of the utility model needs to clean the filter screen, the bladeless fan is preferably in the closed state, the motor is started, the motor rotates, and the first cam and the second cam are driven to rotate, and the first cam rotates to drive the filter screen in the filter. Do reciprocating linear motion in the direction of the height of the filter. During the movement of the filter, the dust on the surface of the filter can be shaken off into the dust collection tank; the second cam is driven to rotate, and the brush bracket is driven to reciprocate in the height direction of the filter. Linear movement, the brush bracket drives the brush to move, the brush is set in contact with the filter, so that the dust on the filter is swept into the dust collection tank, the vibration of the filter itself plus the brushing of the filter by the brush, The dust on the filter net can fall into the dust collection tank relatively quickly; the first cam and the second cam are arranged symmetrically with respect to the central axis of the motor output shaft. When the first cam drives the filter net to rise, the second cam drives the hair When the brush is lowered, the filter screen and the brush move relatively, making it easier for the brush to clean the dust on the filter screen; while the motor is rotating, the pneumatic slider drives the brush to move along the length of the filter, making each part of the filter All parts can be cleaned by the brush to ensure the cleaning quality; after cleaning, turn off the motor and pneumatic slider, open the blocking cover, and clean the dust in the dust collection tank.

In order to realize that the filter screen is slidably installed in the accommodating chamber and at the same time make the filter screen move linearly all the time, a guide block is fixedly installed in the accommodating chamber, two of the guide blocks are arranged in parallel, and guide rails are provided on the guide block, The filter screen is slidably installed in the guide rail.

In order to prevent the first cam from detaching from the filter screen, a guide groove is opened on the outer peripheral surface of the first cam, and the bottom of the filter screen is clamped in the guide groove. During the rotation of the first cam, the filter screen The bottom surface of the first cam is always in contact with the bottom surface of the guide groove in the first cam, thereby realizing the reciprocating linear motion in the height direction of the filter.

As a preference, the end surface of the second cam is provided with an annular groove having the same shape as the second cam, and a roller is rolled in the annular groove, and a through hole is coaxially opened on the roller, and a rotating shaft is installed in the through hole. , the rotating shaft is fixedly connected with the brush bracket.

In order to prevent air from entering the non-filter cavity, a flexible sealing strip is fixedly installed in the through hole of the bracket.

In order to make the air in the filter cavity have better circulation, the air inlet and the air outlet are circular through holes, and the air inlet and the air outlet are coaxially arranged with the bladeless fan .

The beneficial effects of the utility model are: the self-cleaning air purifier of the utility model utilizes the motor to drive the first cam to shake the filter screen, so that the dust on the filter screen surface is shaken into the dust collection tank; the motor drives the second The cam realizes driving the brush bracket to do reciprocating linear motion in the height direction of the filter, and the brush bracket drives the brush to move, thereby sweeping the dust on the filter net into the dust collection tank, the vibration of the filter itself plus the brush The brushing of the filter screen makes the dust on the filter screen fall into the dust collection tank relatively quickly; the first cam and the second cam are arranged symmetrically with respect to the central axis of the motor output shaft, and when the first cam drives the filter screen to rise At the same time, the second cam drives the brush down, and the filter screen and the brush move relatively, making it easier for the brush to clean the dust on the filter screen; while the motor is rotating, the pneumatic slider drives the brush along the length of the filter. Move, so that all parts of the filter can be cleaned by the brush, ensuring the cleaning quality; the self-cleaning air purifier of the utility model saves manpower, and the dust on the filter net can be cleaned in time, ensuring air purification Purification efficiency and purification quality of the device.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Fig. 1 is the front view of the utility model;

Fig. 2 is the sectional view of A-A place in Fig. 1 of the utility model;

Fig. 3 is a three-dimensional diagram of the internal structure of the utility model;

Fig. 4 is an enlarged view of A in Fig. 3 of the present utility model.

In the figure: 1. Air inlet, 2. Air inlet housing, 3. Air outlet, 4. Air outlet housing, 5. Accommodating cavity, 6. Pneumatic slider, 7. Motor, 8. First cam, 9. The second cam, 10. filter screen, 11. guide bracket, 12. brush bracket, 13. hair brush, 14. bladeless fan, 15. fixed plate, 16. bracket through hole, 17. dust collection tank, 18. Dust outlet, 19. blocking cover, 20. guide block, 21. guide groove, 22. annular groove, 23. rotating shaft.

Detailed ways

Now in conjunction with accompanying drawing, the utility model is described in further detail. These drawings are all simplified schematic diagrams, and only schematically illustrate the basic structure of the utility model, so they only show the configurations related to the utility model.

A kind of self-cleaning air purifier as shown in Figure 1, comprises the air inlet housing 2 with air inlet 1 and the air outlet housing 4 with air outlet 3, described air inlet housing 2 and described air outlet housing The body 4 forms an accommodating cavity 5, and the bottom of the accommodating cavity 5 is slidably installed with a pneumatic slider 6, as shown in Figure 2, a motor 7 is fixedly installed on the pneumatic slider 6, and the output end of the motor 7 is fixedly installed There are a first cam 8 and a second cam 9, the first cam 8 and the second cam 9 are arranged symmetrically with respect to the central axis of the output shaft of the motor 7, and a guide block 20 is fixedly installed in the accommodating cavity 5 , the two guide blocks 20 are arranged in parallel, and guide rails are provided on the guide blocks 20, and the filter screen 10 is slidably installed in the guide rails, and the first cam 8 drives the filter screen 10 in the height direction of the filter. do reciprocating linear motion, the pneumatic slider 6 is fixedly installed with a guide bracket 11, and a brush bracket 12 is slidably installed on the guide bracket 11, as shown in Figure 3, the second cam 9 drives the brush The brush bracket 12 performs reciprocating linear motion in the height direction of the filter, and the brush bracket 12 is fixedly equipped with a brush 13, and the brush 13 is arranged in contact with the filter screen 10. A bladeless fan 14 is fixedly installed, and the bladeless fan 14 is located between the filter screen 10 and the air outlet 3. A fixing plate 15 is fixedly installed in the accommodation cavity 5, and the fixing plate 15 divides the accommodation cavity 5 For the filter chamber and the non-filter chamber for air to pass through, the fixed plate 15 is provided with a bracket through hole 16 for the brush bracket 12 to move and a filter through hole for the filter screen to move, and the bracket through hole 16 is fixedly installed There is a flexible sealing strip, the fixed plate 15 is fixedly equipped with a dust collection groove 17, the air outlet housing 4 is provided with a dust outlet 18 communicating with the dust collection groove 17, and the dust outlet 18 is A blocking cover 19 is installed detachably.

The outer peripheral surface of the first cam 8 is provided with a guide groove 21, and the bottom of the filter screen 10 is clamped in the guide groove 21. During the rotation of the first cam 8, the bottom surface of the filter screen 10 is always in contact with the guide groove 21. The bottom surface of the guide groove 21 in the first cam 8 fits together, thereby realizing the reciprocating linear motion in the filter height direction, as shown in FIG. 4 .

The end surface of the second cam 9 is provided with an annular groove 22 having the same shape as the second cam. Rollers are installed rolling in the annular groove 22. A through hole is coaxially provided on the roller, and a rotating shaft is installed in the through hole. 23. The rotating shaft 23 is fixedly connected to the brush bracket 12, as shown in FIG. 4 .

In order to make the air in the filter cavity have better circulation, the air inlet 1 and the air outlet 3 are circular through holes, and the air inlet 1 and the air outlet 3 are connected to the bladeless The fan 14 is coaxially arranged.

When the filter of the present utility model needs to clean the filter screen, the bladeless fan 14 is preferably in the closed state, the motor 7 is started, and the motor 7 rotates, driving the first cam 8 and the second cam 9 to rotate, and the first cam 8 rotates. The filter screen 10 is driven to perform reciprocating linear motion in the height direction of the filter screen, and the dust on the surface of the filter screen 10 can be shaken off into the dust collection tank 17 during the motion of the filter screen 10; The brush bracket 12 makes a reciprocating linear motion in the height direction of the filter, and the brush bracket 12 drives the brush 13 to move, and the brush 13 is set in contact with the filter screen 10, thereby sweeping the dust on the filter screen 10 into the dust collection tank 17 Inside, the shaking of the filter screen 10 itself plus the brushing of the brush 13 to the filter screen 10 makes the dust on the filter screen 10 fall in the dust collection tank 17 more quickly; the first cam 8 and the second cam 9 The central axis of the output shaft of the motor 7 is symmetrically arranged. When the first cam 8 drives the filter screen 10 to rise, the second cam 9 drives the brush 13 to descend, and the filter screen 10 and the brush 13 move relatively, so that the brush 13 is more It is easy to clean the dust on the filter screen 10; while the motor 7 is rotating, the pneumatic slider 6 drives the brush 13 to move along the length of the filter, so that all parts of the filter can be cleaned by the brush 13, The quality of cleaning is guaranteed; after cleaning, turn off the motor 7 and the pneumatic slider 6, open the blocking cover 19, and clean up the dust in the dust collection tank 17.

Inspired by the above ideal embodiment according to the utility model, through the above description content, relevant staff can completely make various changes and modifications within the scope of not deviating from the technical idea of the utility model. The technical scope of this utility model is not limited to the content in the description, but must be determined according to the scope of the claims.

Claims (6)

1. A self-cleaning air cleaner, characterized in that: comprise an air inlet housing (2) with an air inlet (1) and an air outlet housing (4) with an air outlet (3), the air inlet housing Body (2) and the air outlet housing (4) form a housing cavity (5), the bottom of the housing cavity (5) is slidably installed with a pneumatic slider (6), and the pneumatic slider (6) is fixed Motor (7) is installed, and the output end of described motor (7) is fixedly installed with first cam (8) and second cam (9), and described first cam (8) and described second cam (9) The central axis of the output shaft of the motor (7) is symmetrically arranged, and a filter screen (10) is slidably installed in the accommodating cavity (5), and the first cam (8) drives the filter screen (10) in the filter Do reciprocating linear motion in the height direction, the pneumatic slider (6) is fixedly installed with a guide bracket (11), the guide bracket (11) is slidably installed with a brush bracket (12), and the second cam (9) drive described hairbrush support (12) to do reciprocating linear motion on the height direction of filter, described hairbrush support (12) is fixedly equipped with hairbrush (13), described hairbrush (13) and The filter screen (10) is arranged in contact, and a bladeless fan (14) is fixedly installed in the accommodating cavity (5), and the bladeless fan (14) is located between the filter screen (10) and the air outlet (3). ), a fixed plate (15) is fixedly installed in the accommodation cavity (5), and the fixed plate (15) divides the accommodation cavity (5) into a filter cavity and a non-filter cavity for air to pass through, and the fixed The plate (15) is provided with a support through hole (16) for the movement of the hairbrush support (12) and a filter through hole for the filter screen (10) to move, and the fixed plate (15) is fixedly equipped with a dust collecting groove ( 17), the air outlet housing (4) is provided with a dust outlet (18) connected to the dust collection tank (17), and a blocking cover (19) is detachably installed on the dust outlet (18). ). 2. The self-cleaning air purifier according to claim 1, characterized in that: a guide block (20) is fixedly installed in the accommodating cavity (5), two of the guide blocks (20) are arranged in parallel, and the A guide rail is provided on the guide block (20), and the filter screen (10) is slidably installed in the guide rail. 3. The self-cleaning air purifier according to claim 1, characterized in that: a guide groove (21) is provided on the outer peripheral surface of the first cam (8), and the bottom of the filter screen (10) is clamped in the guide groove (21). 4. The self-cleaning air purifier according to claim 1, characterized in that: the end face of the second cam (9) is provided with an annular groove (22) of the same shape, and in the annular groove (22) A roller is installed for rolling, and a through hole is coaxially opened on the roller, and a rotating shaft (23) is rotatably installed in the through hole, and the rotating shaft (23) is fixedly connected with the brush bracket (12). 5. The self-cleaning air cleaner according to claim 1, characterized in that: a flexible sealing strip is fixedly installed in the through hole (16) of the bracket. 6. The self-cleaning air purifier as claimed in claim 1, characterized in that: the air inlet (1) and the air outlet (3) are circular through holes, and the air inlet (1) and the air outlet The air outlets (3) are coaxially arranged with the bladeless fan (14).