CN214209770U - Separable filter with dust collecting device - Google Patents

Abstract

The utility model relates to the technical field of filters, and discloses a separable filter with a dust collecting device, which comprises a filter shell, a filter core and a dust collecting plate; the filter shell is detachably sleeved outside the filter core; an air outlet is arranged on the filter shell; the dust collecting plate is of an annular plate structure, an upper opening is formed at the top of the dust collecting plate, a lower opening is formed at the bottom of the dust collecting plate, and the upper opening is smaller than the lower opening so that the dust collecting plate is in a shape of inclining inwards from bottom to top; the dust collecting plate is positioned in the filter core, and the bottom of the dust collecting plate is connected with the bottom edge of the filter core so as to form a dust collecting cavity with the inner wall of the filter core. The utility model provides a take dust collecting device's separable filter is detachable with filter core and filter housing design, and the inside dust collecting plate that is equipped with of filter core forms the dust collection chamber with the filter core inner wall, makes and falls in the dust collection chamber after the laying dust of filter core inboard falls, clears away laying dust very conveniently, swift, and can prevent that the laying dust from falling again in the pipeline of air inlet.

Description

Separable filter with dust collecting device

Technical Field

The utility model relates to a filter technical field especially relates to a take dust collecting device's separable filter.

Background

In prior art filter arrangements, the filter housing and the filter cartridge are typically integrally formed. After the filter is used for a period of time, dust can be accumulated between the filter shell and the filter core and on the inner side of the filter core, and the integrated filter is very inconvenient to clean the dust. Moreover, when the filter cartridge is removed, the accumulated dust on the inner side of the filter cartridge easily falls into the duct below the air inlet, causing pollution.

Thus, improvements in the prior art are needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: the utility model provides a take dust collecting device's separable filter to the filter of solving the prior art integration is very inconvenient technical problem when wasing the laying dust.

In order to achieve the above object, the present invention provides a separable filter with a dust collecting device, which comprises a filter housing, a filter core and a dust collecting plate;

the filter shell is detachably sleeved outside the filter core, and an air outlet is formed in the filter shell;

the dust collecting plate is of an annular plate structure, an upper opening is formed in the top of the dust collecting plate, a lower opening is formed in the bottom of the dust collecting plate, and the upper opening is smaller than the lower opening so that the dust collecting plate can form a shape which is inclined inwards from bottom to top;

the dust collecting plate is positioned in the filter core, and the bottom of the dust collecting plate is connected with the bottom edge of the filter core so as to form a dust collecting cavity with the inner wall of the filter core.

In some embodiments of the present invention, the filter cartridge is cylindrical in shape and the dust collecting plate is funnel-shaped such that the upper opening and the lower opening are both circular.

In some embodiments of the present application, the ratio of the diameter of the upper opening to the diameter of the lower opening is between 0.2 and 0.6.

In some embodiments of the present application, the ratio of the height of the dust collection plate to the height of the filter cartridge is between 0.3 and 0.5.

In some embodiments of the present application, the bottom of the dust collecting chamber is provided with a detachable isolation rubber strip.

In some embodiments of the present application, a pulling head is disposed on a surface of the isolation rubber strip.

In some embodiments of the present application, the extraction head includes an extraction portion and a connection portion;

the pulling-out part is spherical, one end of the connecting part is connected with the bottom of the pulling-out part, and the other end of the connecting part is connected with the surface of the isolation rubber strip.

In some embodiments of the present application, the release strip is integrally formed with the puller.

The embodiment of the utility model provides a take dust collecting device's separable filter compares with prior art, and its beneficial effect lies in:

the utility model provides a take dust collector's separable filter designs filter core and filter housing into detachable, extends by filter core lower part and fixes on the base of air inlet. And the dust collecting plate arranged in the filter core and the filter core form a dust collecting cavity, so that accumulated dust on the inner side of the filter core falls into the dust collecting cavity after falling, the accumulated dust is removed very conveniently and quickly, and the accumulated dust attached in the filter can be prevented from falling into a pipeline of the air inlet again.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

FIG. 1 is a schematic structural view of a separable filter with a dust collecting device according to an embodiment of the present invention;

FIG. 2 is a schematic view of the filter cartridge and dust collecting plate;

FIG. 3 is a schematic top view of a filter cartridge with a separation strip and a dust collecting plate;

FIG. 4 is a schematic cross-sectional view of the filter cartridge and the dust collecting plate where the isolating rubber strips are provided;

in the figure, 1, a filter housing; 2. a filter element; 3. a dust collecting plate; 4. an isolation rubber strip; 5. pulling out the head; 51. a pull-out section; 52. a connecting portion.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1, the separable filter with a dust collecting device according to a preferred embodiment of the present invention includes a filter housing 1, a filter core 2, an air inlet seat (not shown), and a dust collecting plate 3. The filter shell 1 is detachably sleeved outside the filter core 2, the bottom of the filter core 2 is connected with an air inlet seat, and an arrow positioned at the bottom of the filter core 2 in the figure represents an air inlet. The filter housing 1 is provided with an air outlet, which is indicated by an arrow in the figure on the side of the filter housing 1.

Referring to fig. 2, the filter housing 1 and the filter cartridge 2 are cylindrical in shape, and the dust collecting plate 3 is funnel-shaped, the top of which forms a circular upper opening, and the bottom of which forms a circular lower opening, and the upper opening is smaller than the lower opening so that the dust collecting plate 3 forms a shape inclined inward from bottom to top. The dust collecting plate 3 is positioned inside the filter core 2 and the bottom of the dust collecting plate is connected with the bottom edge of the filter core 2 so as to form a dust collecting cavity with the inner wall of the filter core 2.

In practical design, the shape of the dust collecting plate 3 can be designed according to the shape of the filter core 2, as long as the dust collecting plate 3 is ensured to be in an annular structure, and the upper opening is smaller than the lower opening, so that the dust collecting plate 3 forms a shape which is inclined inwards from bottom to top, and a dust collecting cavity can be formed between the dust collecting plate and the inner wall of the filter core 2. For example, the dust collecting plate 3 may be designed in a truncated pyramid-shaped configuration, and the upper opening and the lower opening may be correspondingly designed in a rectangular shape.

The utility model provides a take dust collecting device's separable filter designs filter core 2 and filter housing 1 into detachable, extends by filter core 2 lower part and fixes on the base of air inlet. The filter core 2 is internally provided with a dust collecting plate 3, the upper aperture of the dust collecting plate 3 is smaller than the air inlet aperture, and accumulated dust on the inner side of the filter core 2 falls into a dust collecting cavity formed between the dust collecting plate 3 and the filter core 2 after falling. When cleaning, the whole filter is disassembled, the filter core 2 can be pulled out from the filter shell 1, the accumulated dust attached to the filter core 2 can be conveniently cleaned, the cleaning is convenient and quick, and the accumulated dust attached to the filter can be prevented from falling into the pipeline of the air inlet again.

In some embodiments of the present application, the ratio of the diameter of the upper opening to the diameter of the lower opening of the dust collection plate 3 is between 0.2 and 0.6. Further, the ratio of the height of the dust collecting plate 3 to the height of the filter cartridge 2 is in the range of 0.3 to 0.5. The reasonable size of the dust collecting plate 3 is beneficial to better dust collection and reduces the influence on air inlet.

In some embodiments of the present application, see fig. 3 and 4, the bottom of the dust chamber 3 is provided with a detachable isolating glue strip 4. Because the dust collecting cavity bottom that dust collecting plate 3 and 2 inner walls of filter core formed is the slope cusp shape, be not convenient for clear up the laying dust, set up isolation rubber strip 4 and pack the cusp bottom, will isolate rubber strip 4 and extract during the clearance, can more conveniently clear up.

In some embodiments of the present application, referring to fig. 3 and 4, the surface of the isolation rubber strip 4 is provided with a pulling head 5 to facilitate pulling out the isolation rubber strip 4.

Specifically, the extraction head 5 includes an extraction portion 51 and a connection portion 52. The shape of the pulling-out part 51 is a sphere, one end of the connecting part 52 is connected with the bottom of the pulling-out part 51, and the other end is connected with the surface of the isolation rubber strip 4. The shape design is more convenient for pulling out the isolation rubber strip 4.

Preferably, the strip of insulating rubber 4 is integrally formed with the extraction head 5.

To sum up, the utility model provides a take dust collector's separable filter designs filter core 2 and filter housing 1 for detachable, extends by filter core 2 lower part and fixes on the base of air inlet. And the dust collecting plate 3 arranged in the filter core 2 and the inner wall of the filter core 2 form a dust collecting cavity, so that accumulated dust on the inner side of the filter core 2 falls into the dust collecting cavity after falling, the accumulated dust can be removed very conveniently and quickly, and the accumulated dust attached in the filter can be prevented from falling into a pipeline of the air inlet again.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims (8)

1. A separable filter with a dust collecting device is characterized in that,

comprises a filter shell, a filter core and a dust collecting plate;

the filter shell is detachably sleeved outside the filter core, and an air outlet is formed in the filter shell;

the dust collecting plate is of an annular plate structure, an upper opening is formed in the top of the dust collecting plate, a lower opening is formed in the bottom of the dust collecting plate, and the upper opening is smaller than the lower opening so that the dust collecting plate can form a shape which is inclined inwards from bottom to top;

the dust collecting plate is positioned in the filter core, and the bottom of the dust collecting plate is connected with the bottom edge of the filter core so as to form a dust collecting cavity with the inner wall of the filter core.

2. The separable filter with a dust collecting device according to claim 1, wherein the filter cartridge has a cylindrical shape, and the dust collecting plate has a funnel shape such that the upper opening and the lower opening are circular.

3. The separable filter with a dust collecting device of claim 2, wherein a ratio of a diameter of the upper opening to a diameter of the lower opening is between 0.2 and 0.6.

4. The separable filter with a dust collecting device of claim 2, wherein a ratio of a height of the dust collecting plate to a height of the filter core is between 0.3 and 0.5.

5. The separable filter with dust collecting device of claim 1, wherein a detachable isolating rubber strip is provided at the bottom of the dust collecting chamber.

6. The separable filter with dust collecting device of claim 5, wherein said rubber isolating strip has a pulling head on its surface.

7. The separable filter with dust collecting device of claim 6, wherein said extracting head comprises an extracting portion and a connecting portion;

the pulling-out part is spherical, one end of the connecting part is connected with the bottom of the pulling-out part, and the other end of the connecting part is connected with the surface of the isolation rubber strip.

8. The separable filter with dust collecting device of claim 7, wherein said isolation rubber strip is integrally formed with said extraction head.

Images