CN219572190U - Screen mesh filtering structure with anti-blocking function for air purifier - Google Patents

Abstract

The utility model discloses a screen filtering structure with an anti-blocking function for an air purifier, which comprises a shell, wherein a screen is arranged in the shell, and an anti-blocking assembly is arranged in the shell. According to the utility model, the anti-blocking component is arranged, the infrared generator is utilized to emit infrared rays in the running process of the air purifier, and the dust amount in the air to be passed through the filter screen is judged according to the intensity of the infrared rays received by the infrared receiver, when more dust exists, the diffuse reflection of the dust causes the intensity of signal light received by the infrared receiver to be weakened, so that the running of the electric push rod is controlled, the electric push rod is matched with the sliding sleeve to drive the shaft rod to rotate, the baffle plates are rotated to be in a vertical state, so that the air flows upwards after impacting the baffle plates, the dust is left on the baffle plates by utilizing the inertia of the dust in the running process and is enabled to slide downwards into the dust receiving box along the baffle plates, and therefore, the dust which is required to be blocked by the screen mesh is reduced, and the screen is prevented from being blocked.

Description

Screen mesh filtering structure with anti-blocking function for air purifier

Technical Field

The utility model relates to the technical field of air purification equipment, in particular to a screen filtering structure with an anti-blocking function for an air purifier.

Background

The air purifier is also called as an air cleaner, an air freshener and a purifier, and can adsorb, decompose or convert various air pollutants, and effectively improves the air cleanliness, and mainly comprises household, commercial, industrial and building air purification technologies which are commonly used: adsorption technology, negative (positive) ion technology, catalysis technology, photocatalyst technology, super-structure photo-mineralization technology, HEPA high-efficiency filtration technology, electrostatic dust collection technology and the like; the material technology mainly comprises the following steps: photocatalyst, active carbon, synthetic fiber, HEPA high-efficiency material, anion generator, etc.

In the air purifier filter screen of the anti-blocking clearance function is disclosed in the authority number CN216244772U, adopt the brush to clear up the screen cloth, nevertheless one side that the screen cloth was blocked by dust is in air purifier's inside, even scrub the back dust still be detained in air purifier, and can block up the screen cloth again along with air purifier's operation, often need the manual deashing of taking down of screen cloth of user, use comparatively inconvenient, on the other hand, the dust often gets into inside the screen cloth, the effect of brush deashing is relatively poor still can further push away the dust to the screen cloth in, for this reason, we propose a screen cloth filtration structure for air purifier with anti-blocking function to solve above-mentioned problem.

Disclosure of Invention

The utility model aims to solve the problems in the prior art, and provides a screen filtering structure with an anti-blocking function for an air purifier.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides an air purifier is with screen cloth filtration with prevent blockking up function, includes the casing, be provided with the screen cloth in the casing, and be provided with in the casing and prevent stifled subassembly, wherein:

the anti-blocking assembly comprises a connecting plate fixedly connected with a shell, a rectangular frame is clamped on the connecting plate, a plurality of shaft rods are rotationally connected to the rectangular frame, a baffle is fixedly connected to the side wall of the shaft rods, one end of each shaft rod is fixedly connected with a gear, the gears are connected through chain transmission, the uppermost shaft rod is located at the uppermost position, one end, close to the gear, of each shaft rod is fixedly connected with a deflector rod, the inner wall of the rectangular frame is fixedly connected with an electric push rod, the driving end of the electric push rod is fixedly connected with a sliding sleeve, the deflector rods are in sliding connection with the inner wall of the sliding sleeve, an infrared receiver and an infrared emitter are fixedly connected to the inner wall of the rectangular frame, a controller is electrically connected to the infrared receiver through wires, the controller is fixedly connected with the electric push rod, and a power assembly is further arranged in the rectangular frame, and the inner wall of the lower end of the rectangular frame is fixedly connected with an ash receiving box.

Preferably, the power supply assembly comprises a mounting shell fixedly connected with the rectangular frame, a battery shell is arranged in the mounting shell, and a buzzer alarm is arranged in the shell.

Preferably, the clamping groove is formed in the side wall of the shaft rod, and the lower end of the baffle is fixedly connected with an extension plate matched with the clamping groove.

Preferably, the inner wall of the upper end of the rectangular frame is also fixedly connected with an air deflector which is obliquely arranged, and the air deflector is arc-shaped.

Preferably, the inner wall of the ash receiving box is fixedly connected with an electrostatic dust collection cloth, and the upper part of the ash receiving box is fixedly connected with a protection plate.

Preferably, a sealing strip is fixedly connected to the mounting shell, and the sealing strip is propped against the inner wall of the battery shell.

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

1. according to the utility model, the anti-blocking component is arranged, the infrared generator is utilized to emit infrared rays in the running process of the air purifier, and the dust amount in the air passing through the filter screen is judged according to the intensity of the infrared rays received by the infrared receiver, when more dust exists, the diffuse reflection of the dust causes the intensity of signal light received by the infrared receiver to be weakened, so that the running of the electric push rod is controlled, the electric push rod is matched with the sliding sleeve to drive the shaft rod to rotate, the baffle plates are rotated to be in a vertical state, so that the air flows upwards after impacting the baffle plates, the dust is left on the baffle plates by utilizing the inertia of the dust in the moving process and slides downwards along the baffle plates to fall into the dust receiving box, so that the dust which is required to be blocked by the screen mesh is reduced, and the blocking of the screen mesh is avoided.

2. According to the utility model, the gaps between the baffles are smaller by arranging the clamping grooves to be matched with the extension plates, dust is prevented from accumulating in the gaps between the baffles, the baffles are driven to the screen by the air flow after rotating to be in a horizontal state, the air flow changed in direction by the baffles can be guided by arranging the air deflectors, the air flow is prevented from being concentrated on the upper part of the screen, the dust in the dust collecting box can be prevented from being raised again by arranging the electrostatic dust collection cloth, and the influence of the air flow on the dust in the dust collecting box is reduced by matching with the protection plates.

Drawings

FIG. 1 is a schematic side sectional view of a screen filter structure for an air purifier with anti-clogging function according to the present utility model;

FIG. 2 is a schematic cross-sectional view of the other side of the screen filter structure for an air purifier with anti-clogging function according to the present utility model;

FIG. 3 is a schematic view of a part of a screen filtering structure for an air purifier with anti-clogging function according to the present utility model;

fig. 4 is a schematic side view of a screen filtering structure with anti-blocking function for an air purifier according to the present utility model.

In the figure: 1. a housing; 2. a screen; 3. a connecting plate; 4. a rectangular frame; 5. a shaft lever; 6. a gear; 7. an infrared emitter; 8. a deflector rod; 9. an infrared receiver; 10. an ash receiving box; 11. a mounting shell; 12. a battery case; 13. a buzzer alarm; 14. an extension plate; 15. an air deflector; 16. a protection plate; 17. a sealing strip; 18. and a sliding sleeve.

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.

Referring to fig. 1 to 4, a screen filtering structure for an air purifier with anti-clogging function, comprising a housing 1, a screen 2 is provided in the housing 1, and an anti-clogging component is provided in the housing 1, wherein:

the anti-blocking component comprises a connecting plate 3 fixedly connected with a shell 1, a rectangular frame 4 is clamped on the connecting plate 3, the rectangular frame 4 can be detached from the shell 1, the rectangular frame 4 and accessories on the rectangular frame 4 can be repeatedly used, when the screen 2 is replaced, the shell 1 and the screen 2 are only replaced, a plurality of shaft rods 5 are rotationally connected with the rectangular frame 4, the side walls of the shaft rods 5 are fixedly connected with baffle plates, one ends of the shaft rods 5 are fixedly connected with gears 6, a plurality of gears 6 are connected through chain transmission, one end, close to the gears 6, of the uppermost shaft rod 5 is fixedly connected with a deflector rod 8, the inner wall of the rectangular frame 4 is fixedly connected with an electric push rod, the driving end of the electric push rod is fixedly connected with a sliding sleeve 18, the deflector rod 8 is in sliding connection with the inner wall of the sliding sleeve 18, the inner wall of the rectangular frame 4 is fixedly connected with an infrared receiver 9 and an infrared emitter 7, the infrared receiver 9 is electrically connected with a controller through a wire, the controller is fixedly connected with the electric push rod, a power supply component is further arranged in the rectangular frame 4, the inner wall of the lower end of the rectangular frame 4 is fixedly connected with the ash receiving box 10, in the design, the plurality of shaft rods 5 are matched and communicated through the gears 6 to realize linkage, and then all the shaft rods 5 can be driven to synchronously rotate when the electric push rod operates, infrared emitters 7 emit infrared rays to the infrared receiver 9 in the operation process of the air purifier, when dust content in air flow passing through the rectangular frame 4 is more, the dust can absorb part of the infrared rays and enable part of the infrared rays to diffuse-reflect, at the moment, signals sensed by the infrared receiver 9 are weakened, and then the electric push rod is matched with the controller to control the operation of the electric push rod, the electric push rod drives the sliding sleeve 18 to slide, therefore, the deflector rod 8 slides in the sliding sleeve 18 and drives the shaft rod 5 to rotate, the baffles are rotated to be in a vertical state from a horizontal state, at the moment, when the air purifier drives air to flow towards the screen 2, air flow is blocked by the baffles, so that the air flow is slowed down, dust is impacted on the baffles under the action of self inertia, then the air flow flows upwards, passes through the rectangular frame 4 and then passes through the screen 2 through the upper part of the baffles, dust can be blocked to a certain extent, the screen 2 is prevented from being blocked by dust in the normal service life of the screen 2, the service life of the screen 2 is effectively prolonged, and the condition that the vertical state of the middle baffle is not completely vertical, but is slightly inclined to one side far away from the screen 2 is ensured, so that most dust blocked by the baffles can fall into the dust receiving box 10 is ensured.

Furthermore, the power supply assembly comprises a mounting shell 11 fixedly connected with the rectangular frame 4, a battery shell 12 is arranged in the mounting shell 11, and a buzzer alarm 13 is arranged in the shell 1, so that the screen 2 system can only be self-powered when being adapted to the existing air purifier, the existing air purifier does not provide a relevant power interface for the screen 2 system, and a power line is not laid for the screen 2 system.

Furthermore, the clamping groove is formed in the side wall of the shaft lever 5, the lower end of the baffle is fixedly connected with the extension plate 14 matched with the clamping groove, the gap between the baffles can be smaller due to the design, dust is prevented from accumulating in the gap between the baffles, and the baffle is driven to the screen 2 by air flow after rotating to be in a horizontal state.

Furthermore, the inner wall of the upper end of the rectangular frame 4 is fixedly connected with an air deflector 15 which is obliquely arranged, and the air deflector 15 is arc-shaped, so that the air flow which is changed in direction by the baffle can be guided by the air deflector 15, the air flow is prevented from being concentrated on the upper part of the screen 2, and the trafficability of the air flow passing through the screen 2 is improved.

Furthermore, the inner wall of the dust collecting box 10 is fixedly connected with an electrostatic dust collection cloth, and the upper part of the dust collecting box 10 is fixedly connected with a protection plate 16, wherein the electrostatic dust collection cloth is used for adsorbing dust, so that the dust is prevented from flying again under the driving of the airflow, the protection plate 16 is arranged to prevent the airflow from striking on the baffle and then entering the dust collecting box 10 downwards to lift the dust, but to guide part of the air to flow upwards, and to offset the airflow flowing downwards to consume the kinetic energy of the airflow.

Furthermore, the mounting case 11 is fixedly connected with a sealing strip 17, and the sealing strip 17 is propped against the inner wall of the battery case 12, and the design is mainly aimed at an air purifier with a humidifying function, and after the humidifying function is adopted, battery leakage and even short circuit in the battery case can be caused.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. The utility model provides an air purifier is with screen cloth filtration with prevent blockking up function, its characterized in that, including casing (1), be provided with screen cloth (2) in casing (1), and be provided with in casing (1) and prevent stifled subassembly, wherein:

the anti-blocking assembly comprises a connecting plate (3) fixedly connected with a shell (1), a rectangular frame (4) is clamped on the connecting plate (3), a plurality of shaft rods (5) are connected in the rectangular frame (4) in a rotating mode, a baffle is fixedly connected to the side wall of each shaft rod (5), one end of each shaft rod (5) is fixedly connected with a gear (6), the gears (6) are connected through chain transmission, the uppermost end, close to the gears (6), of each shaft rod (5) is fixedly connected with a deflector rod (8), the inner wall of each rectangular frame (4) is fixedly connected with an electric push rod, the driving end of each electric push rod is fixedly connected with a sliding sleeve (18), the deflector rods (8) are connected with the inner wall of each sliding sleeve (18) in a sliding mode, the inner wall of each rectangular frame (4) is fixedly connected with an infrared receiver (9) and an infrared emitter (7), the infrared receiver (9) is electrically connected with a controller through wires, the controller is fixedly connected with the electric push rod, a power assembly is further arranged in the rectangular frame (4), and the lower end of each rectangular frame (4) is fixedly connected with a dust box (10).

2. The screen filtering structure with the anti-blocking function for the air purifier according to claim 1, wherein the power supply assembly comprises a mounting shell (11) fixedly connected with the rectangular frame (4), a battery shell (12) is arranged in the mounting shell (11), and a buzzer alarm (13) is arranged in the shell (1).

3. The screen filtering structure with the anti-blocking function for the air purifier according to claim 1, wherein a clamping groove is formed in the side wall of the shaft lever (5), and an extension plate (14) matched with the clamping groove is fixedly connected to the lower end of the baffle plate.

4. The screen filtering structure with the anti-blocking function for the air purifier according to claim 1, wherein the inner wall of the upper end of the rectangular frame (4) is fixedly connected with an air deflector (15) which is obliquely arranged, and the air deflector (15) is arc-shaped.

5. The screen filtering structure with anti-blocking function for the air purifier according to claim 1, wherein the inner wall of the ash receiving box (10) is fixedly connected with an electrostatic dust collection cloth, and the upper part of the ash receiving box (10) is fixedly connected with a protection plate (16).

6. The screen filtering structure with the anti-blocking function for the air purifier according to claim 2, wherein a sealing strip (17) is fixedly connected to the installation shell (11), and the sealing strip (17) is propped against the inner wall of the battery shell (12).