CN212987608U

CN212987608U - Filter screen assembly and new fan with same

Info

Publication number: CN212987608U
Application number: CN202021026027.5U
Authority: CN
Inventors: 贾超; 严东旭; 陈猛; 汤文斌; 郑军妹; 霍彦强
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2021-04-16
Anticipated expiration: 2030-06-05

Abstract

The utility model relates to a filter screen subassembly and applied new fan that has this filter screen subassembly, including the framework and locate the filter core in this framework, its characterized in that: the frame body top is provided with the mounting frame along the vertical extension of frame body edge, thereby is provided with the polylith ability and rotates the shutter plate that opens or close the frame mouth of mounting frame in this mounting frame. The utility model arranges the louver boards which can expose the filter element when in use and cover the filter element when not in use at the top of the frame body, thereby preventing dust from falling on the filter element, protecting the filter element and keeping the higher service life and performance of the filter element; the filter screen subassembly is close to the air outlet and arranges in the new fan, covers the filter core when not using, also can avoid falling into the dust in the casing from air outlet department and cause the pollution to the filter core.

Description

Filter screen assembly and new fan with same

Technical Field

The utility model relates to an air purification technical field specifically indicates a filter screen subassembly and applied new fan that has this filter screen subassembly.

Background

The installation of a fresh air system in a room is an effective means for improving the quality of indoor air, and the installation of the fresh air system in the room is common at present.

For example, the chinese utility model patent "fresh air cleaner and indoor air cleaning circulation system" with the publication number CN204513613U discloses a structure, the fresh air cleaner includes a housing, a first fan, a second fan, a first filtering module, a second filtering module, a fresh air inlet, a return air inlet, and an air outlet, the housing is provided with the fresh air inlet, the return air inlet, and the air outlet; the fresh air inlet passes through the fresh air, and the fresh air inlet communicates the air inlet end of establishing the first filter module in the closed cavity, and the fresh air passes through the air inlet end that first filter module got into first fan, and the air-out end and the air outlet of first fan communicate with each other, and the air inlet end of establishing the second filter module in the closed cavity is communicated to the return air inlet, and the return air passes through the air inlet end that second filter module got into the second fan, and the air-out end and the air outlet of second fan communicate with each other.

The filter screen assembly for filtering air is one of core components in the air purification device, but a large amount of dust can be accumulated on the upper layer of the filter screen during the long-term placement of the machine, so that the problems of insufficient service life, reduced performance and the like of the filter screen are caused; and the filter screen is exposed outside for a long time and is easy to cause unnecessary damage.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the first technical problem that will solve is to prior art's current situation, thereby provides one kind and can hide the filter core under the user state and keep the filter screen subassembly of the higher life-span of filter screen and performance.

The utility model discloses the second technical problem that will solve is to prior art's current situation, provides an application and has the new fan of above-mentioned filter screen subassembly.

The utility model provides a technical scheme that at least one above-mentioned technical problem adopted does: the utility model provides a filter screen subassembly, includes the framework and locates the filter core in this framework, its characterized in that: the frame body top is provided with the mounting frame along the vertical extension of frame body edge, thereby is provided with the polylith ability and rotates the shutter plate that opens or close the frame mouth of mounting frame in this mounting frame.

In the above scheme, be provided with on the installing frame and drive tripe board pivoted driving piece, the installing frame bottom is provided with the connecting rod of arranging along length direction, and each louver board extends and the bottom is connected with the connecting rod rotation along the width direction of installing frame in the installing frame, the driving piece is located on the lateral wall of installing frame and is connected with the tip of arbitrary louver board. Adopt this structure, be convenient for realize automatically that the louver board rotates through control system and driving piece to open or close the frame mouth of installing frame, when the frame mouth of installing frame was closed, can prevent that the dust from falling to the filter core on, protect the filter core.

In order to facilitate assembly, a plurality of shaft holes are formed in the side wall of the mounting frame along the length direction, correspondingly, the end part of the louver board is provided with a rotating shaft which is rotatably connected in the shaft holes, and the output end of the driving piece is connected with any rotating shaft.

The utility model provides a new fan that should have above-mentioned filter screen subassembly, includes the casing and locates the fan system in this casing, it has the fresh air inlet to open on the casing diapire on air return inlet, the roof and to open on air outlet, the lateral wall, its characterized in that: the filter screen assembly is arranged in the shell and close to the air outlet, and the input end of the filter screen assembly corresponds to the air return inlet and the output end of the filter screen assembly corresponds to the air outlet.

Preferably, a filter screen which is covered on the periphery of the fresh air hole is arranged in the inner cavity of the shell. The filter screen is cylindrical and is provided with a circular wall extending forwards and backwards and a front end wall connected to the front end of the circular wall.

Compared with the prior art, the utility model has the advantages of: the utility model arranges the louver boards which can expose the filter element when in use and cover the filter element when not in use at the top of the frame body, thereby preventing dust from falling on the filter element, protecting the filter element and keeping the higher service life and performance of the filter element; the filter screen subassembly is close to the air outlet and arranges in the new fan, covers the filter core when not using, can fall into the dust on the filter core in air outlet department.

Drawings

Fig. 1 is a schematic structural view of a screen assembly according to an embodiment of the present invention;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is an exploded view from another angle of FIG. 2;

fig. 4 is a schematic structural diagram (hiding part of the casing) of the new fan in the embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 3, the filter screen assembly a of the present embodiment includes a frame body 1 and a filter element 2 disposed in the frame body 1, the frame body 1 is in a mouth shape, a mounting frame 3 extending vertically along an edge of the frame body 1 is disposed on a top of the frame body 1, and a plurality of louvers 4 capable of rotating to open or close a frame opening 30 of the mounting frame 3 are disposed in the mounting frame 3.

The mounting frame 3 is provided with a driving member 5 capable of driving the louver 4 to rotate. The bottom of the mounting frame 3 is provided with a connecting rod 31 arranged along the length direction, each louver board 4 extends along the width direction of the mounting frame 3 in the mounting frame 3, and the bottom is rotatably connected with the connecting rod 31 through a pivoting arm 33. The driving member 5 is a motor, and the motor is fixed on the outer side wall of the mounting frame 3 and connected with the end part of any louver board 4.

The side wall of the mounting frame 3 of this embodiment is provided with a plurality of shaft holes 32 along the length direction, correspondingly, the end of the louver board 4 is provided with a rotating shaft 41 rotatably connected in the shaft hole 32, and the output end of the driving member 5 is connected with any rotating shaft 41. Adopt this structure, be convenient for realize automatically that louver board 4 rotates through control system and driving piece 5 to open or close the frame mouth 30 of installing frame 3, when the frame mouth 30 of installing frame 3 was closed, can prevent that the dust from falling to the filter core on, protect filter core 2.

As shown in fig. 4, the new fan of the embodiment should have the filter screen assembly a includes a casing 6 and a fan system 7 disposed in the casing 6, a return air inlet 61 is opened on the bottom wall of the casing 6, an air outlet 62 is opened on the top wall, a new air inlet 63 is opened on the side wall, an air inlet 7a of the fan system 7 is located on the side portion, and an air outlet 7b is located on the top portion. The filter screen assembly a is arranged in the casing 6 and close to the air outlet 62, the input end a1 of the filter screen assembly a is arranged corresponding to the air return opening 61, and the output end a2 of the filter screen assembly a is arranged corresponding to the air outlet 62.

A filter screen 8 which covers the periphery of the fresh air hole 63 is arranged in the inner cavity of the shell 6. The filter screen 8 is cylindrical and has a front wall 81 extending in the front-rear direction and a front end wall 82 connected to the front end of the front wall 81. Set up above-mentioned filter screen 8, can carry out the prefilter to the new trend, and cylindric filter screen 8 filter area is big, and existing improvement filter effect that does benefit to also is favorable to reducing the windage.

In the embodiment, the louver boards 4 which can expose the filter element 2 when in use and cover the filter element 2 when not in use are arranged at the top of the frame body 1, so that dust can be prevented from falling onto the filter element 2, the filter element 2 is protected, and the higher service life and performance of the filter element 2 are kept; the filter screen component a in the fresh air machine is arranged close to the air outlet 62, so that the filter element 2 is covered when the fresh air machine is not used, and dust can be prevented from falling into the filter element from the air outlet 62.

Claims

1. The utility model provides a filter screen subassembly, includes framework (1) and locates filter core (2) in this framework (1), its characterized in that: the top of the frame body (1) is provided with an installation frame (3) which vertically extends along the edge of the frame body (1), and a plurality of louver boards (4) which can rotate to open or close the frame opening (30) of the installation frame (3) are arranged in the installation frame (3).

2. The screen assembly of claim 1, wherein: be provided with on installing frame (3) and drive shutter plate (4) pivoted driving piece (5), installing frame (3) bottom is provided with connecting rod (31) of arranging along length direction, and each shutter plate (4) extend and the bottom rotates with connecting rod (31) along the width direction of installing frame (3) in installing frame (3) and is connected, driving piece (5) are located on the lateral wall of installing frame (3) and are connected with the tip of arbitrary shutter plate (4).

3. The screen assembly of claim 2, wherein: the side wall of the mounting frame (3) is provided with a plurality of shaft holes (32) along the length direction, correspondingly, the end part of the louver board (4) is provided with a rotating shaft (41) rotatably connected in the shaft holes (32), and the output end of the driving piece (5) is connected with any rotating shaft (41).

4. A fresh air machine applying the filter screen assembly of any one of claims 1 to 3, comprising a casing (6) and a fan system (7) arranged in the casing (6), wherein the bottom wall of the casing (6) is provided with a return air inlet (61), the top wall is provided with an air outlet (62), and the side wall is provided with a fresh air inlet (63), and the fresh air machine is characterized in that: the filter screen assembly (a) is arranged in the shell (6) and close to the air outlet (62), the input end (a1) of the filter screen assembly (a) is arranged corresponding to the air return opening (61), and the output end (a2) is arranged corresponding to the air outlet (62).

5. The fresh air machine of claim 4, wherein: and a filter screen (8) which covers the periphery of the fresh air port (63) is arranged in the inner cavity of the shell (6).

6. The fresh air machine of claim 5, wherein: the filter screen (8) is cylindrical and is provided with a circular wall (81) extending forwards and backwards and a front end wall (82) connected to the front end of the circular wall (81).