CN218281001U - Air filter of air blower - Google Patents

Abstract

The utility model relates to an air filter of air-blower belongs to air-blower technical field. The utility model discloses an open box of front and back end sets up the air filter in the box and is used for fixed air filter's mounting bracket, and the mounting bracket is connected with the box through slide mechanism, still includes the uncovered end cover through two at least detachable construction of closing cap box front end and box fixed connection, and the end cover has central through-hole and is fixed in the filter screen of central through-hole, and box periphery parcel has soundproof cotton, and the soundproof cotton outside covers the decorative board. In the utility model, the connection between the end cover and the box body is a detachable structure, so the detachment of the end cover is rapid and convenient; meanwhile, the mounting rack can be conveniently pushed into the box body or pulled out of the box body through the sliding mechanism, so that the cleaning and the replacement of the air filter element are facilitated; in addition, the box periphery parcel soundproof cotton has effectively reduced the noise of air-blower air inlet end.

Description

Air filter of air blower

Technical Field

The utility model relates to an air filter of air-blower belongs to fan equipment technical field.

Background

In order to prevent dust and impurities in the external atmosphere from being sucked into the blower and accumulated on the impeller or the rotating shaft when the blower works, which affects the working efficiency and the service life of the blower, the existing solution is to arrange a filter screen at the air inlet of the blower. Although the filter screen can block most of impurities and dust with larger granularity in the atmosphere, the dust with smaller granularity and harmful substances can still penetrate through the filter screen to enter the blower; meanwhile, the blower can generate larger noise during working, and particularly, the noise often exceeds the national standard regulation at the position of the air inlet. Therefore, how to reduce noise at the air inlet and improve the air filtering effect is a technical problem to be solved by technical personnel in the industry.

Disclosure of Invention

The utility model discloses solve the great, relatively poor technical defect of air filter effect of noise that prior art exists, provide the air filter of the air-blower that low noise and air filter are effectual.

The utility model discloses to above-mentioned technical problem mainly can solve through following technical scheme: the utility model comprises a box body with an open front end and an open back end, an air filter element arranged in the box body, a mounting rack for fixing the air filter element and an end cover with an open front end, wherein the end cover is fixedly connected with the box body through a detachable mechanism, the detachable mechanism is at least two, the mounting rack is fixedly connected with the box body through a sliding mechanism, the end cover is provided with a central through hole and a filter screen fixed on the central through hole, soundproof cotton is wrapped on the periphery of the box body, and a decorative plate is covered outside the soundproof cotton;

slide mechanism is including setting up 4 slide rails along circumference equidistance distribution on the box inner wall, and the slide rail is extended backward by the uncovered department of box front end, and the end of slide rail is provided with the stopper, has seted up quantity and position and the corresponding recess of slide rail on the outer peripheral face of mounting bracket, the shape of recess and the section shape phase-match of slide rail.

Preferably, the detachable mechanism comprises a ball head, a screw rod, a claw nut and two positioning pieces, wherein the ball head is hinged to the outer peripheral surface of the end cover through a ball, the screw rod extends outwards from the ball head, the claw nut is in threaded connection with the screw rod, and the two positioning pieces are fixed on the outer peripheral surface of the box body and correspond to the screw rod in position; when the end cover is fixed, the screw rod is positioned between the two positioning pieces, and the claw nut is clamped on the end surface of one side of the two positioning pieces, which deviates from the ball head.

Preferably, the end cover is fixed with a plurality of push rods towards the inner end face of the mounting frame, and one side of the mounting frame, which deviates from the push rods, is abutted against the limiting blocks under the condition that one end of each push rod, which is far away from the end cover, is in contact with the mounting frame.

Preferably, the air filter element is made of synthetic fiber felt.

The utility model discloses simple structure has following advantage:

in the utility model, the filter screen fixed on the end cover and the air filter element fixed in the box body are arranged, when the rear end of the box body is opened to cover the air inlet of the air blower, the filter screen filters impurities and dust with larger granularity in the air, the dust with smaller granularity and harmful substances penetrating through the filter screen are filtered by the air filter element, and finally, the contents of the dust and the harmful substances in the air entering the air blower through the air inlet are greatly reduced, so that the sustainable work time of the impeller and the rotating shaft is effectively prolonged, and the work efficiency and the service life of the air blower are greatly improved; simultaneously, box periphery parcel soundproof cotton, the produced noise of air intake department air current receives box and soundproof cotton's separation, noise greatly reduced to the peripheral operational environment of air-blower has been improved greatly.

The end cover is fixedly connected with the box body through the detachable mechanism, so that the end cover can be conveniently and quickly moved away from the front end opening of the box body, and favorable conditions are provided for cleaning or replacing the air filter element; a mounting bracket for fixing air filter passes through slide mechanism and is connected with the box, and the slide rail removal can be followed to the mounting bracket, therefore air filter can utilize mounting bracket convenient and fast ground business turn over box, has improved the work efficiency when wasing or changing air filter greatly.

Furthermore, the detachable mechanism is hinged to the ball head of the end cover, the screw rod extending outwards, the claw nut and the two positioning pieces fixed on the box body through balls, so that a simple and effective quick-detaching mechanism is formed, and the end cover and the box body are very simple, convenient and efficient to lock and separate.

Furthermore, the inner side face of the end cover is provided with a plurality of push rods, when the end cover is fixed to the box body, the push rods can push the mounting frame to be attached to the limiting block, and therefore the mounting frame is located and fixed in the box body.

Furthermore, the air filter element adopts the synthetic fiber felt, can effectively realize the medium-grade filtration and has lower use cost.

Therefore, the utility model provides a noise that exists among the prior art great, the relatively poor technical problem of filtration effect, have that the filter effect is good, the noise is low, simple structure is effective, the installation is dismantled conveniently, advantages such as low in production cost.

Drawings

FIG. 1 is a schematic diagram of a preferred embodiment of the present invention;

fig. 2 is a schematic view of a sliding mechanism according to a preferred embodiment of the present invention.

Description of reference numerals: 1. a box body; 11. sound insulation cotton; 12. a decorative plate; 2. an air filter element; 3. a mounting frame; 31. a groove; 4. an end cap; 41. a central through hole; 42. filtering with a screen; 43. a push rod; 5. a detachable mechanism; 51. a ball head; 52. a screw; 53. a claw nut; 54. positioning plates; 6. a sliding mechanism; 61. a slide rail; 62. and a limiting block.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

Example 1: as shown in the attached drawings 1 and 2, the utility model comprises a box body 1 with an open front end and an open back end, an air filter element 2 arranged in the box body 1, a mounting rack 3 for fixing the air filter element 2, and an end cover 4 for covering the open front end of the box body 1 and fixedly connecting the box body 1 through two detachable mechanisms 5, wherein the mounting rack 3 is connected with the box body 1 through a sliding mechanism 6;

the periphery of the box body 1 is wrapped with sound insulation cotton 11, and the outer side of the sound insulation cotton 11 is covered with a decorative plate 12;

the air filter element 2 adopts synthetic fiber felt;

4 grooves 31 corresponding to the slide rails 61 in position are formed in the peripheral surface of the mounting rack 3;

the end cover 4 is provided with a central through hole 41 and a filter screen 42 fixed in the central through hole 41, a push rod 43 is fixed on the inner end surface of the end cover 4 facing the mounting frame 3, and under the condition that one end of the push rod 43 far away from the end cover 4 is contacted with the mounting frame 3, one side of the mounting frame 3 far away from the push rod 43 is abutted against the limiting block 62;

the detachable mechanism 5 comprises a ball head 51 which is hinged on the outer peripheral surface of the end cover 4, a screw 52 which extends outwards from the ball head 51, a claw nut 53 which is in threaded connection with the screw 52, and two positioning sheets 54 which are fixed on the outer peripheral surface of the box body 1 and correspond to the screw 52 in position; when the end cover 4 is fixed, the screw 52 is positioned between the two positioning pieces 54, and the claw nut 53 is clamped on the end faces of the two positioning pieces 54 departing from the ball head 51;

slide mechanism 6 sets up to have 4 recesses 31 including setting up 4 slide rails 61 that distribute along circumference equidistance on 1 inner wall of box, the section shape phase-match of recess 31 and slide rail 61 in mounting bracket 3, and slide rail 61 is extended backward by the uncovered department of box 1 front end, and the end of slide rail 61 is provided with stopper 62.

When the utility model is used, the rear end opening of the box body 1 is butted with the air inlet of the air blower, the air entering the air blower is secondarily filtered by the filter screen 42 and the air filter element 2, and the content of dust and harmful substances is greatly reduced; because box 1 and soundproof cotton 11 effective separation and absorbed the produced noise of air current of air-blower air inlet department for the noise influence of air-blower to the surrounding environment reduces by a wide margin.

Meanwhile, the end cover 4 can be conveniently and quickly installed and detached through the detachable mechanism 5, the air filter element 2 can enter and exit the box body 1 through the sliding mechanism 6, and the air filter element 2 can be conveniently and quickly cleaned or replaced, so that the operation is very simple and efficient.

Of course, the drawings and examples are only for the purpose of illustrating and explaining the present invention and should not be taken as unduly limiting the invention. All the technicians in this field basis the utility model discloses make equivalent adjustment and change and the technical scheme who obtains all fall into the protection scope of the utility model.

Claims (5)

1. The air filtering device of the air blower is characterized by comprising a box body (1) with an opening front end and an opening rear end, an air filter element (2) arranged in the box body (1), a mounting frame (3) used for fixing the air filter element (2) and an end cover (4) covering the opening front end of the box body (1), wherein the end cover (4) is fixedly connected with the box body (1) through a detachable mechanism (5), at least two detachable mechanisms (5) are arranged, the mounting frame (3) is fixedly connected with the box body (1) through a sliding mechanism (6), the end cover (4) is provided with a central through hole (41) and a filter screen (42) fixed on the central through hole (41), soundproof cotton (11) wraps the periphery of the box body (1), and a decorative plate (12) covers the outer side of the soundproof cotton (11);

slide mechanism (6) are including setting up 4 slide rails (61) that distribute along circumference equidistance on box (1) inner wall, slide rail (61) by the uncovered department of box (1) front end extends backward, the end of slide rail (61) is provided with stopper (62), seted up quantity and position on the outer peripheral face of mounting bracket (3) with the corresponding recess (31) of slide rail (61), the shape of recess (31) with the section shape phase-match of slide rail (61).

2. The air filtering device of the blower fan as claimed in claim 1, wherein the detachable mechanism (5) comprises a ball (51) which is ball-hinged to the outer peripheral surface of the end cover (4), a screw (52) which extends outwards from the ball (51), a claw nut (53) which is in threaded connection with the screw (52), and two positioning pieces (54) which are fixed on the outer peripheral surface of the box body (1) and correspond to the positions of the screw (52); when the end cover (4) is fixed, the screw (52) is located between the two positioning pieces (54), and the claw nut (53) is locked on the end face, on one side, departing from the ball head (51), of the two positioning pieces (54).

3. The air filtering device of the blower according to claim 1 or 2, wherein a plurality of push rods (43) are fixed on the inner end face of the end cover (4) facing the mounting frame (3), and under the condition that one end of each push rod (43) far away from the end cover (4) is in contact with the mounting frame (3), one side of the mounting frame (3) far away from the push rods (43) abuts against the limiting block (62).

4. An air filter device of a blower as claimed in claim 1 or 2, characterized in that the air filter element (2) is made of a synthetic fiber felt.

5. An air filter device for a blower as claimed in claim 3, characterized in that the air filter element (2) is made of synthetic fiber felt.

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