CN211025563U - Air filter screen structure with dust removal function - Google Patents

Air filter screen structure with dust removal function Download PDF

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Publication number
CN211025563U
CN211025563U CN201921871224.4U CN201921871224U CN211025563U CN 211025563 U CN211025563 U CN 211025563U CN 201921871224 U CN201921871224 U CN 201921871224U CN 211025563 U CN211025563 U CN 211025563U
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CN
China
Prior art keywords
filter screen
fan
shell
air
dust removal
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Active
Application number
CN201921871224.4U
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Chinese (zh)
Inventor
张敏
杨杰
胡永生
段玉军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Bdw Science & Technology Co ltd
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Shenzhen Bdw Science & Technology Co ltd
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Publication date
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Priority to CN201921871224.4U priority Critical patent/CN211025563U/en
Application granted granted Critical
Publication of CN211025563U publication Critical patent/CN211025563U/en
Active legal-status Critical Current
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Abstract

The utility model belongs to the technical field of air filter screens, in particular to an air filter screen structure with a dust removal function, which comprises a filter screen component, a filter screen rotating component and a fan component, wherein the filter screen component comprises a filter screen and a shell arranged outside the filter screen; filter screen rotating assembly includes drain pan and motor, and fan subassembly includes fan, fan mount and epitheca, through the shell that sets up the band-pass hole in the filter screen outside, can filter the large granule debris in the air, tentatively reduce the burden of filter screen, and the filter screen is driven rotatoryly by the motor in the course of the work in addition, utilizes centrifugal force to reduce the dust accumulation of filter screen self, further reduces the burden of filter screen to avoid appearing the filter screen jam condition, prolong the cleaning cycle of filter screen.

Description

Air filter screen structure with dust removal function
Technical Field
The utility model belongs to the technical field of the air filter screen, especially, relate to an air filter screen structure with dust removal function.
Background
The existing air filter screen can gradually accumulate dust or foreign matters in air for a long time, the filter screen is blocked after a period of time, the filter screen is invalid, and the common method is to clean the filter screen or directly replace the filter screen.
The direct replacement of the filter screen can cause resource waste and increase the cost; for the cleaning of filter screens, no special device exists at present, and the common filter screen cleaning mode is to manually remove dust attached to the surfaces of the filter screens by adopting physical modes such as high-pressure air gun blowing, physical beating or water washing. If a high-pressure air gun is adopted for blowing, dust scatters everywhere in the treatment process, which causes serious influence on human health and surrounding environment; if physical beating is adopted to clean the dust on the filter screen, the problems of high working labor intensity, influence on human health caused by dust splashing and poor cleaning effect exist; if the water washing filter screen is adopted, the problems of water pollution and water resource waste caused by multiple times of washing exist, and a plurality of filter screens do not support the water washing design. In conclusion, how to solve the problems of environmental pollution and high labor intensity caused by the cleaning of the filter screen has become a technical problem to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
To prior art's not enough, this utility model provides an air filter structure with dust removal function to reduce the clean number of times of filter screen and reduce working strength.
In order to achieve the above object, the present invention provides an air filter screen structure with dust removing function, comprising a filter screen assembly, a filter screen rotating assembly and a fan assembly, wherein the filter screen assembly comprises a filter screen and a housing arranged outside the filter screen, the filter screen is of a cylindrical structure, the side wall of the housing is provided with a through hole, wherein the filter screen rotating assembly comprises a bottom shell and a motor, the bottom shell is of a disc structure, the middle part of the bottom shell is provided with a cavity for mounting the motor, a rotating shaft of the motor penetrates through the cavity to be fixedly connected with the bottom of the filter screen to drive the filter screen to rotate, the bottom of the bottom shell is provided with a positioning ring edge for mounting the housing, and the side wall of the bottom shell is provided with a special-shaped groove for fixedly clamping with the housing, wherein the fan assembly comprises a fan, a fan fixing frame and an upper shell, the fan fixing frame is arranged, the upper shell cover is arranged outside the fan and fixedly connected with the fan fixing frame.
As a further improvement of the air filter structure with dust removal function: an air inlet channel is formed between the shell through hole and the filter screen, and an air outlet channel is formed between the fan air outlet and the upper shell.
As a further improvement of the air filter structure with dust removal function: the sizes of the inner cavity of the filter screen, the air guide cavity of the fan fixing frame and the air inlet of the fan are consistent.
As a further improvement of the air filter structure with dust removal function: the upper end surface of the bottom shell is a concave surface for forming a dust collecting groove.
As a further improvement of the air filter structure with dust removal function: the bottom shell is used for installing a cavity of the motor and is provided with a bottom cover.
As a further improvement of the air filter structure with dust removal function: the fan fixing frame is fixedly connected with the upper shell and the shell through bolts respectively.
The utility model discloses an air filter screen structure's beneficial effect with dust removal function: through the shell that sets up the band-pass hole in the filter screen outside, can the large granule debris in the filtered air, tentatively reduce the burden of filter screen, the filter screen is driven rotatoryly by the motor in the course of the work in addition, utilizes centrifugal force to reduce the dust accumulation of filter screen self, further reduces the burden of filter screen to avoid the filter screen jam condition to appear, prolong the cleaning cycle of filter screen.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the partially exploded structure of the present invention;
FIG. 3 is a schematic view of the overall exploded structure of the present invention;
fig. 4 is a front view of the present invention;
FIG. 5 is a cross-sectional view taken along line A-A of FIG. 4 and a schematic view of the air duct mechanism;
in the figure: 1. the fan assembly comprises a filter screen assembly, 101, a filter screen, 102, a shell, 2, a filter screen rotating assembly, 201, a bottom shell, 2011, a positioning ring edge, 2012, a special-shaped groove, 202, a motor, 203, a bottom cover, 3, a fan assembly, 301, a fan, 302, a fan fixing frame, 3021, an air guide cavity, 303 and an upper shell.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides an air filter screen structure with dust removal function, including fan subassembly 3, filter screen subassembly 1 and filter screen rotating assembly 2 that set gradually from top to bottom, specifically, filter screen subassembly 1 includes filter screen 101 and sets up in the shell 102 of filter screen 101 outside, and wherein the shell 102 lateral wall is seted up the through-hole and is used for the large granule debris in the preliminary filtration air, and filter screen 101 is the drum structure, and the inner chamber of drum 101 is used for circulating clean air; the filter screen rotating assembly 2 comprises a bottom shell 201 and a motor 202, the bottom shell 201 is of a disc structure, a cavity for mounting the motor 202 is arranged in the middle of the bottom shell 201, a rotating shaft of the motor 202 penetrates through the cavity to be fixedly connected with the bottom of the filter screen 101 and is used for driving the filter screen 101 to rotate, a positioning ring edge 2011 for mounting the shell 102 is arranged at the bottom of the bottom shell 201, and a special-shaped groove 2012 is formed in the side wall of the bottom shell 201 and is used for being fixedly clamped with the shell 102, so that the shell 102; the fan assembly 3 comprises a fan 301, a fan fixing frame 302 and an upper shell 303, the fan fixing frame 302 is arranged at the top end of the shell 102, an air guide cavity 3021 is arranged in the middle of the fan fixing frame 302, the air guide cavity 3021 is used for communicating an inner cavity of the filter screen 101 with an air inlet of the fan 301, and a through hole is formed in the side wall of the upper shell 303, covers the outer portion of the fan 301, and is fixedly connected with the fan fixing frame 302.
During normal operation, the motor 202 drives the filter screen 101 to rotate through the rotating shaft, the rotation direction of the fan 301 is consistent with that of the filter screen 101, an air inlet channel is formed between the through hole of the shell 102 and the filter screen 101 for filtering impurities in air, an air outlet channel is formed between the air outlet of the fan 301 and the upper shell 303, clean air sequentially passes through the air guide cavity 3021 of the fan fixing frame 302 and the air inlet of the fan 301 through the inner cavity of the filter screen 101, and is discharged through the through hole of the upper shell 303 through the air outlet of the fan 301. Then through the shell 102 at the outside of filter screen 101, can filter the large granule debris in the air, tentatively reduce the burden of filter screen 101, filter screen 101 is in addition driven by motor 202 in the course of the work and is rotatory, utilizes centrifugal force to reduce the dust accumulation of filter screen 101 self, further reduces the burden of filter screen 101 to avoid appearing filter screen 101 jam condition, reduce the frequency of clearing up filter screen 101.
Preferably, the sizes of the inner cavity of the filter screen 101, the air guide cavity 3021 of the fan fixing frame 302 and the air inlet of the fan 301 are the same; the upper end surface of the bottom case 201 is a concave surface for forming a dust collecting groove; further, the bottom cover 203 is disposed in the cavity of the bottom case 201 for mounting the motor 202, and the blower fixing bracket 302 is fixedly connected with the upper case 303 and the outer case 102 by bolts, or is connected with the upper case 303 and the outer case 102 by threads.
In addition, a sensing element, such as an infrared sensor or a pressure sensor, may be mounted on the filter 101 to detect a blockage of the filter, and the rotation speed of the motor 202 is increased when the blockage of the filter is detected, i.e., centrifugal force is increased to discard dust or foreign substances attached to the filter 101.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiments, and although the present invention has been disclosed with the preferred embodiments, it is not limited to the present invention, and any skilled person in the art can make some modifications or equivalent changes without departing from the technical scope of the present invention.

Claims (6)

1. The utility model provides an air filter screen structure with dust removal function which characterized in that: the fan assembly comprises a fan, a fan fixing frame and an upper shell, wherein the fan fixing frame is arranged at the top end of the shell, a wind guide cavity is arranged in the middle of the fan fixing frame and is used for communicating an inner cavity of the filter screen with an air inlet of the fan, a through hole is formed in the side wall of the upper shell and covers the outside of the fan, and is fixedly connected with the fan fixing frame.
2. The air filter screen structure with the dust removal function of claim 1, wherein: an air inlet channel is formed between the shell through hole and the filter screen, and an air outlet channel is formed between the fan air outlet and the upper shell.
3. The air filter screen structure with the dust removal function of claim 1, wherein: the sizes of the inner cavity of the filter screen, the air guide cavity of the fan fixing frame and the air inlet of the fan are consistent.
4. The air filter screen structure with the dust removal function of claim 1, wherein: the upper end surface of the bottom shell is a concave surface for forming a dust collecting groove.
5. The air filter screen structure with the dust removal function of claim 1, wherein: the bottom shell is used for installing a cavity of the motor and is provided with a bottom cover.
6. The air filter screen structure with the dust removal function of claim 1, wherein: the fan fixing frame is fixedly connected with the upper shell and the shell through bolts respectively.
CN201921871224.4U 2019-11-01 2019-11-01 Air filter screen structure with dust removal function Active CN211025563U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921871224.4U CN211025563U (en) 2019-11-01 2019-11-01 Air filter screen structure with dust removal function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921871224.4U CN211025563U (en) 2019-11-01 2019-11-01 Air filter screen structure with dust removal function

Publications (1)

Publication Number Publication Date
CN211025563U true CN211025563U (en) 2020-07-17

Family

ID=71545145

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921871224.4U Active CN211025563U (en) 2019-11-01 2019-11-01 Air filter screen structure with dust removal function

Country Status (1)

Country Link
CN (1) CN211025563U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112179823A (en) * 2020-08-31 2021-01-05 珠海格力电器股份有限公司 Filth blockage detection method, device, equipment and storage medium

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112179823A (en) * 2020-08-31 2021-01-05 珠海格力电器股份有限公司 Filth blockage detection method, device, equipment and storage medium

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