CN220871059U - New trend filtration of new fan - Google Patents

Abstract

The utility model discloses a fresh air filtering structure of a fresh air fan, which comprises an air inlet box, wherein an air inlet pipe and an air outlet pipe are arranged on the air inlet box, a filter box is arranged on the air inlet pipe, a primary filter screen is arranged in the filter box, a protection plate is connected onto the filter box in a sliding manner, a fixed plate is arranged in the filter box, a hairbrush is fixedly connected onto the fixed plate, a moving assembly is arranged on the fixed plate, a collecting assembly is arranged on the filter box, a chute matched with the protection plate is formed in the filter box, the protection plate can slide in the chute, and a sealing gasket is fixedly connected onto the side end face of the protection plate. Compared with the prior art, according to the fresh air filtering structure of the fresh air fan, impurities in the air such as catkin or fly can be preliminarily filtered, cleaning is convenient after the filtering is finished, and the difficulty of cleaning the filter screen and the bellows in the bellows by a user is reduced.

Description

New trend filtration of new fan

Technical Field

The utility model belongs to the technical field of fresh air filtering structures of fresh air fans, and particularly relates to a fresh air filtering structure of a fresh air fan.

Background

The fresh air blower is an effective air purifying device, which can circulate indoor air, on one hand, the indoor polluted air is discharged out of the room, and on the other hand, the outdoor fresh air is input into the room after the measures of sterilization, disinfection, filtration and the like, so that the room is fresh and clean at all times.

However, the filter screen of the existing new extension is generally installed in the bellows, and some catkin, fly or other impurities mixed in the outdoor air can be filtered out by the filter screen, and adhere to the filter screen or fall into the bellows. Although some new extensions can also take out the filter screen and clear up, but when using in rural environment, impurity that mixes in the outdoor air is more, and the impurity increase of adhesion can lead to the air to circulate normally on the filter screen, also can increase the frequency that the user cleared up the filter screen simultaneously, and secondly drops in the bellows other impurity and also is inconvenient to clear up.

Disclosure of utility model

The utility model aims to provide a fresh air filtering structure of a fresh air blower, which can be used for preliminarily filtering impurities in air such as catkin or fly, is convenient to clean after filtering, and reduces the difficulty of cleaning a filter screen and an air box in the air box by a user.

In order to achieve the above purpose, the utility model provides a fresh air filtering structure of a fresh air machine, which comprises an air inlet box, wherein an air inlet pipe and an air outlet pipe are arranged on the air inlet box, a filter box is arranged on the air inlet pipe, a primary filter screen is arranged in the filter box, a protection plate is connected onto the filter box in a sliding manner, a fixing plate is arranged in the filter box, a hairbrush is fixedly connected onto the fixing plate, a moving assembly is arranged on the fixing plate, and a collecting assembly is arranged on the filter box.

In one or more embodiments, the filter box is provided with a chute matched with the protection plate, and the protection plate can slide in the chute.

In one or more embodiments, a gasket is fixedly connected to a side end surface of the protection plate.

In one or more embodiments, the opening part is fixedly connected to the protection plate.

In one or more embodiments, the moving assembly includes a stiffener having a socket hole formed therein.

In one or more embodiments, the moving assembly further comprises a shaft lever, the shaft lever is matched with the plug hole, a fixing groove is formed in the wall of the plug hole, and one end, close to the plug hole, of the shaft lever is fixedly connected with a moving plate.

In one or more embodiments, the collection assembly includes a collection frame.

In one or more embodiments, the filter box is provided with a limiting groove, and the collecting frame can be clamped in the limiting groove.

Compared with the prior art, according to the fresh air filtering structure of the fresh air fan, impurities in the air such as catkin or fly can be preliminarily filtered, cleaning is convenient after the filtering is finished, and the difficulty of cleaning the filter screen and the bellows in the bellows by a user is reduced.

Drawings

Fig. 1 is a schematic structural view according to an embodiment of the present utility model.

Fig. 2 is an exploded view according to an embodiment of the present utility model.

Fig. 3 is a cross-sectional view according to an embodiment of the present utility model.

Fig. 4 is a schematic diagram of the structure at a in fig. 2.

The main reference numerals illustrate:

The device comprises a 1-air inlet box, a 2-air inlet pipe, a 3-handle, a 4-air outlet pipe, a 5-filter box, a 6-primary filter screen, a 7-handle, an 8-protection plate, a 9-sealing gasket, a 10-opening part, an 11-sliding chute, a 12-fixing plate, a 13-brush, a 14-reinforcing rib, a 15-inserting hole, a 16-shaft lever, a 17-collecting frame, a 18-limiting groove, a 19-moving plate and a 20-fixing groove.

Detailed Description

The following detailed description of embodiments of the utility model is, therefore, to be taken in conjunction with the accompanying drawings, and it is to be understood that the scope of the utility model is not limited to the specific embodiments.

Throughout the specification and claims, unless explicitly stated otherwise, the term "comprise" or variations thereof such as "comprises" or "comprising", etc. will be understood to include the stated element or component without excluding other elements or components.

As shown in fig. 1 to fig. 4, a fresh air filtering structure of a fresh air fan according to an embodiment of the present utility model includes an air inlet box 1, an air inlet pipe 2 and an air outlet pipe 4 are disposed on the air inlet box 1, a fan and a plurality of fine filter screens are further disposed in the air inlet box 1, and the fine filter screens can filter fine particles in air.

Be provided with rose box 5 on the air-supply line 2, rose box 5 is located and is close to one side of air inlet box 1, and air inlet box 1 and rose box 5 all are located indoor promptly, and external air enters into air inlet box 1 in the rose box 5 earlier, is provided with primary filter screen 6 in the rose box 5.

Be formed with the first air intake that is close to air inlet case 1 and keep away from air inlet case 1 between air-supply line 2 and the rose box 5, primary filter screen 6 can cover first air intake completely, and primary filter screen 6 can the joint in rose box 5, and primary filter screen 6 can slide on the inner wall of rose box 5 promptly, is convenient for take out primary filter screen 6 and changes.

The primary filter screen 6 can primarily filter larger impurities in the air, such as flies and catkin, and a part of the impurities can be attached to the primary filter screen 6, and a part of the impurities can be blocked by the primary filter screen 6 and then fall on the bottom wall of the filter box 5.

The filter box 5 is connected with the protection plate 8 in a sliding manner, a chute 11 matched with the protection plate 8 is formed in the filter box 5, and the protection plate 8 can slide in the chute 11. Sealing of the filter box 5 can be achieved through the protection plate 8, and a sealing gasket 9 is fixedly connected to the side end face of the protection plate 8. An opening part 10 is fixedly connected to the protection plate 8.

The protection plate 8 is conveniently pulled by hands through the opening part 10, the corresponding protection sleeve can be arranged on the opening part 10, the protection plate 8 is pulled upwards, and impurities on the bottom wall of the filter box 5 and impurities attached to the primary filter screen 6 are conveniently cleaned. The sealing gasket 9 is a rubber gasket or a silica gel gasket, and air in the filter box 5 can not easily leak from a gap between the protection plate 8 and the filter box 5 through the sealing gasket 9. The protection plate 8 can also be abutted against the primary filter screen 6 to ensure the stability of the primary filter screen 6.

Preferably, the surface of guard plate 8 is provided with the anti-skidding line, is provided with corresponding anti-skidding line in the spout 11, can increase the frictional force between guard plate 8 and the spout 11 through the anti-skidding line promptly, and guard plate 8 can hover in optional position, is convenient for clear up the impurity in the rose box 5.

Be provided with fixed plate 12 in the rose box 5, fixedly connected with brush 13 on the fixed plate 12, brush 13 can clean the diapire of just filter screen 6 and rose box 5 simultaneously, can clear up the impurity on the diapire of just filter screen 6 and rose box 5 simultaneously. The height of fixed plate 12 is less than the height of primary filter screen 6, can clean primary filter screen 6 when guard plate 8 butt primary filter screen 6 promptly, prevents that brush 13 from driving primary filter screen 6 and removing when cleaning primary filter screen 6, causes inconveniently.

The fixed plate 12 is provided with a moving component, and the filter box 5 is provided with a collecting component. The movable assembly comprises a reinforcing rib 14, and the reinforcing rib 14 is provided with a plug hole 15. The movable assembly further comprises a shaft lever 16 matched with the plug hole 15, a fixed groove 20 is formed in the wall of the plug hole 15, and a movable plate 19 is fixedly connected to one end, close to the plug hole 15, of the shaft lever 16.

The stability and the intensity of fixed plate 12 can be strengthened to the strengthening rib 14, and the axostylus axostyle 16 can peg graft in spliced eye 15, and the movable plate 19 can rotate to in the fixed slot 20, and the cell wall of fixed slot 20 can the butt movable plate 19. I.e. pulling the shaft 16 will drive the stationary plate 12 and brush 13 to move, thereby cleaning the collection assembly from impurities. The other end of the shaft lever 16 is fixedly connected with a handle 3, and the shaft lever 16 is conveniently pulled and rotated by the handle 3. The direction in which the fixing plate 12 and the brush 13 move is specifically shown with reference to arrows in fig. 2.

The shaft 16 is clamped on the upper side wall of the filter box 5 through a buckle when not in use, so that dust falling on the shaft 16 can be reduced.

The collection assembly comprises a collection frame 17. The filter box 5 is provided with a limiting groove 18, and the collecting frame 17 can be clamped in the limiting groove 18. That is, impurities can be completely cleaned in the collecting frame 17, so that the impurities are prevented from falling to the gap between the collecting frame 17 and the filter box 5 and then falling to the ground, and secondary pollution is caused. The collecting frame 17 is taken out from the filter box 5, impurities in the collecting frame 17 are directly poured into the garbage can, and the impurities are conveniently poured through the limiting groove 18. The collection frame 17 is fixedly connected with a handle 7, the collection frame 17 is convenient to take by hand through the handle 7, and then impurities in the collection frame 17 are convenient to pour.

When in use, referring to fig. 1 to 4, the primary filter screen 6 can be used for primarily filtering larger impurities in the air passing through the air inlet pipe 2. When cleaning is required, the protection plate 8 is opened, and the protection plate 8 is opened to a position which does not affect the sliding of the fixing plate 12. The shaft lever 16 is then inserted into the insertion hole 15, and the shaft lever 16 is rotated to position the moving plate 19 in the fixed slot 20.

Pulling the shaft 16 drives the fixed plate 12 and the brush 13 to move toward the collecting frame 17, and sweeps the impurities into the collecting frame 17. Then the fixed plate 12 is pushed to the original position, the shaft lever 16 is rotated to enable the movable plate 19 not to be in the fixed groove 20, the shaft lever 16 is taken out, the protection plate 8 is closed, and impurities in the collecting frame 17 are poured into the garbage can. In the cleaning process, the hands of the user do not need to be in contact with the primary filter screen 6, so that the cleaning is convenient.

Compared with the prior art, according to the fresh air filtering structure of the fresh air fan, impurities in the air such as catkin or fly can be preliminarily filtered, cleaning is convenient after the filtering is finished, and the difficulty of cleaning the filter screen and the bellows in the bellows by a user is reduced.

The foregoing descriptions of specific exemplary embodiments of the present utility model are presented for purposes of illustration and description. It is not intended to limit the utility model to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain the specific principles of the utility model and its practical application to thereby enable one skilled in the art to make and utilize the utility model in various exemplary embodiments and with various modifications as are suited to the particular use contemplated. It is intended that the scope of the utility model be defined by the claims and their equivalents.

Claims (8)

1. The utility model provides a new trend filtration of new fan, includes the air inlet case, be provided with the air-supply line and go out the tuber pipe on the air-supply case, its characterized in that, be provided with the rose box on the air-supply line, be provided with the primary filter screen in the rose box, sliding connection has the guard plate on the rose box, be provided with the fixed plate in the rose box, fixedly connected with brush on the fixed plate, be provided with moving assembly on the fixed plate, be provided with collection assembly on the rose box.

2. The fresh air filtering structure of a fresh air fan according to claim 1, wherein the filtering box is provided with a chute matched with the protection plate, and the protection plate can slide in the chute.

3. The fresh air filtering structure of the fresh air fan according to claim 1, wherein a sealing gasket is fixedly connected to the side end face of the protection plate.

4. The fresh air filtering structure of the fresh air fan according to claim 1, wherein the opening part is fixedly connected to the protection plate.

5. The fresh air filtering structure of a fresh air fan according to claim 1, wherein the movable assembly comprises a reinforcing rib, and the reinforcing rib is provided with a plug hole.

6. The fresh air filtering structure of claim 5, wherein the moving assembly further comprises a shaft rod matched with the plug hole, a fixed groove is formed in the wall of the plug hole, and a moving plate is fixedly connected to one end of the shaft rod, which is close to the plug hole.

7. The fresh air filter structure of claim 1, wherein the collection assembly comprises a collection frame.

8. The fresh air filtering structure of the fresh air fan according to claim 7, wherein the filter box is provided with a limiting groove, and the collecting frame can be clamped in the limiting groove.