CN218154696U

CN218154696U - Electrostatic filter screen and air conditioner

Info

Publication number: CN218154696U
Application number: CN202222383427.7U
Authority: CN
Inventors: 吴俊鸿; 张奇; 彭光前; 余杰彬; 夏增强; 李树云
Original assignee: Beijing Xiaomi Mobile Software Co Ltd; Xiaomi Technology Wuhan Co Ltd
Current assignee: Beijing Xiaomi Mobile Software Co Ltd; Xiaomi Technology Wuhan Co Ltd
Priority date: 2022-09-07
Filing date: 2022-09-07
Publication date: 2022-12-27
Anticipated expiration: 2032-09-07

Abstract

The utility model discloses an electrostatic filter screen and air conditioner, electrostatic filter screen includes electrostatic filter core and filter core fixing clip, electrostatic filter core includes a plurality of filter discs of arranging side by side, the filter core fixing clip has a plurality of latches, and is a plurality of the latch is followed one side warp of electrostatic filter core gap between the filter disc inserts electrostatic filter core, the end of latch is followed electrostatic filter core's opposite side stretch out, the filter core fixing clip is used for fixing electrostatic filter core. The utility model discloses electrostatic filter screen is through setting up the filter core fixing clip, can adjust the piece distance of filter plate on the electrostatic filter screen on the one hand to adjust the air volume of electrostatic filter screen and the particle diameter of electrostatic filter screen filterable dust, make electrostatic filter screen can adapt to different work scenes, improved electrostatic filter screen's application scope, on the other hand passes through 1 fixed electrostatic filter core 3 of filter core fixing clip, and 3 difficult pine of electrostatic filter core take off, and the relation of connection is stable.

Description

Electrostatic filter screen and air conditioner

Technical Field

The utility model relates to the technical field of household appliances, especially, relate to an electrostatic filter and air conditioner.

Background

The dust in the static filter screen can the effective filtration air, consequently obtained quick popularization, the filtering action of static filter screen mainly relies on inside static filter core, and in the correlation technique, the static filter core in the static filters is only fixed through the mounting bracket, connects unstably to the filter core takes off easily, and the static filter core chooses the back, and the air volume of static filter screen can't be adjusted, and can only filter the dust more than the fixed particle diameter, environmental suitability is poor.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent.

Therefore, the embodiment of the utility model provides an electrostatic filter screen that can fix filter core and adjustable filter core piece distance.

The embodiment of the utility model also provides an air conditioner with above-mentioned electrostatic filter net.

The utility model discloses electrostatic filter screen includes static filter core and filter core fixing clip, the static filter core includes a plurality of filters of arranging side by side, the filter core fixing clip has a plurality of latches, and is a plurality of the latch is followed one side warp of static filter core gap between the filter core inserts the static filter core, the end of latch is followed the opposite side of static filter core stretch out, the filter core fixing clip is used for fixing the static filter core.

The utility model discloses electrostatic filter screen is through setting up the filter core fixing clip, can adjust the piece distance of filter plate on the electrostatic filter screen on the one hand to adjust the air volume of electrostatic filter screen and the particle diameter of electrostatic filter screen filterable dust, make electrostatic filter screen can adapt to different work scenes, improved electrostatic filter screen's application scope, on the other hand passes through 1 fixed electrostatic filter core 3 of filter core fixing clip, and 3 difficult pine of electrostatic filter core take off, and the relation of connection is stable.

In some embodiments, the electrostatic filter screen further comprises a mounting frame, the mounting frame comprises an upper frame and a lower frame which are detachably connected, at least one of the upper frame and the lower frame is provided with a limiting groove, the electrostatic filter element is arranged between the upper frame and the lower frame, and at least part of the filter element fixing clamp is matched in the limiting groove to fix the filter element fixing clamp on the mounting frame.

In some embodiments, the cartridge retaining clip comprises:

the card body is provided with the card teeth, and the plurality of card teeth are arranged at intervals along the length direction of the card body;

the first ends of the two connecting parts are respectively connected with the two ends of the card body in the length direction;

joint portion, joint portion is two, the second end one-to-one ground of connecting portion with two joint portion links to each other, at least part of joint portion is followed the width direction of card body extends, at least part of card body and/or connecting portion with the spacing groove cooperation.

In some embodiments, the retaining groove comprises:

the upper frame is provided with a plurality of connecting beams, the connecting beams are arranged in a crossed manner, the first limiting groove is formed in the connecting beams, and the tail end of the latch is matched in the first limiting groove;

the second spacing groove, the second spacing groove is established the upper ledge and/or the border department of lower frame, the connecting portion cooperation is in the second spacing inslot, just joint position in the outside of second spacing groove, the card body is located the spacing inslot side.

In some embodiments, two side surfaces of the latch in the length direction of the card body are contact surfaces, a projection of the latch on the bottom surface of the card body along the thickness direction of the card body is a curve, and two side lines of the curve in the length direction of the card body are wave-shaped or zigzag.

In some embodiments, the end of the latch is provided with a hook, and the hook extends along the length direction of the latch body, or the end of the hook inclines towards the root of the latch.

In some embodiments, the electrostatic filter further comprises:

the ion generators are arranged in the mounting holes, and are arranged at intervals along the length direction of the upper frame;

the outer cover is detachably mounted on the upper frame, a containing groove matched with the shape of the ion generator is formed in the bottom of the outer cover, and at least part of the ion generator is located in the containing groove.

In some embodiments, at least one side wall of the housing is provided with a groove, and the cross-sectional area of the groove is gradually reduced from the notch to the groove bottom.

The utility model discloses the air conditioner of second aspect embodiment includes center and above-mentioned arbitrary embodiment the electrostatic filter net, be equipped with the fresh air inlet on the center, the electrostatic filter net is installed in the fresh air inlet.

In some embodiments, a third limiting groove is formed on the wall of the air inlet hole, and at least part of the filter element fixing clamp is fitted in the third limiting groove.

Drawings

Fig. 1 is a schematic view of an electrostatic filter according to an embodiment of the present invention.

Fig. 2 is an exploded view of the electrostatic filter according to the embodiment of the present invention.

Fig. 3 is a schematic view of an upper frame and a filter element fixing clip according to an embodiment of the present invention.

Fig. 4 is a schematic view of a lower frame of an embodiment of the present invention.

Fig. 5 is a schematic view of a filter element fixing clip according to an embodiment of the present invention.

Fig. 6 is a front view of a cartridge retaining clip in accordance with an embodiment of the present invention.

Fig. 7 is an assembly view of a filter cartridge fixing clip and an electrostatic filter cartridge according to an embodiment of the present invention.

Fig. 8 is a partially enlarged view of a point a in fig. 1.

Fig. 9 is a schematic view of a housing according to an embodiment of the invention.

Fig. 10 is a schematic view of an air conditioner according to an embodiment of the present invention.

Reference numerals are as follows:

1. a filter element fixing clip; 11. a card body; 111. clamping teeth; 112. a hook; 12. a connecting portion; 13. a clamping part; 2. a mounting frame; 21. putting the frame on; 211. a connecting beam; 212. mounting holes; 22. a lower frame; 23. a first limit groove; 24. a second limit groove; 3. an electrostatic filter element; 4. an ion generator; 5. a housing; 51. accommodating a tank; 52. a groove; 6. a middle frame; 61. an air inlet hole; 62. a third limiting groove.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are exemplary intended for explaining the present invention, and should not be construed as limiting the present invention.

As shown in fig. 1-9, the electrostatic filter according to the embodiment of the present invention includes an electrostatic filter element 3 and a filter element fixing clip 1, the electrostatic filter element 3 is used for filtering dust in the air, the electrostatic filter element 3 includes a plurality of filter sheets arranged side by side, and the ventilation volume of the electrostatic filter and the particle size of the dust filtered by the electrostatic filter can be adjusted by adjusting the sheet distance between the filter sheets.

As shown in fig. 5 and 6, the filter element fixing clip 1 has a plurality of latches 111, the plurality of latches 111 are inserted into the electrostatic filter element 3 from one side of the electrostatic filter element 3 through a gap between the filter elements, the end of the latch 111 extends out from the other side of the electrostatic filter element 3, the latch 111 can adjust the distance between two adjacent filter elements, so that the filter elements are uniformly arranged according to a certain distance, thereby adjusting the ventilation quantity and the filtering effect of the electrostatic filter element 3, the filter element fixing clip 1 can be a plurality of, and the plurality of filter element fixing clips 1 are arranged at intervals along the length direction of the electrostatic filter element 3.

It can be understood that the piece distance of cassette can be adjusted to filter core fixing clip 1 to interconnect between filter core fixing clip 1 and the static filter core 3, filter core fixing clip 1 can be with static filter core 3 snap-on the center 6 of air conditioner, perhaps fixes static filter core 3 on mounting bracket 2, installs mounting bracket 2 on center 6 again, thereby has realized static filter core 3's fixed.

The utility model discloses electrostatic filter screen is through setting up filter core fixing clip 1, can adjust the piece distance of filter plate on the electrostatic filter screen on the one hand to adjust the air volume of electrostatic filter screen and the particle diameter that electrostatic filter screen can filter the dust, make electrostatic filter screen can adapt to different work scenes, improved electrostatic filter screen's application scope, on the other hand passes through 1 fixed electrostatic filter cores 3 of filter core fixing clip, and electrostatic filter cores 3 are difficult to the pine and take off, and the relation of connection is stable.

In some embodiments, the electrostatic filter screen further includes a mounting frame 2, the mounting frame 2 includes an upper frame 21 and a lower frame 22 detachably connected, the upper frame 21 and the lower frame 22 are connected by a snap-fit structure or a screw thread, at least one of the upper frame 21 and the lower frame 22 is provided with a limiting groove, the electrostatic filter cartridge 3 is arranged between the upper frame 21 and the lower frame 22, and at least a portion of the filter cartridge fixing clip 1 is fitted in the limiting groove to mount the filter cartridge fixing clip 1 on the mounting frame 2.

From this, filter core fixing clip 1 links to each other with mounting bracket 2 through the spacing groove structure on mounting bracket 2 to prevent that filter core fixing clip 1 from removing, thereby realized static filter core 3's fixed.

In some embodiments, the filter cartridge fixing clip 1 includes a clip body 11, a connecting portion 12 and two clipping portions 13, the clipping teeth 111 are provided on the clip body 11, the multiple clipping teeth 111 are arranged at intervals along a length direction (a left-right direction indicated by an arrow in fig. 6) of the clip body 11, the connecting portion 12 and the clipping portions 13 are two, first ends of the two connecting portions 12 are respectively connected to two ends of the clip body 11 in the length direction, second ends of the connecting portions 12 are connected to the two clipping portions 13 in a one-to-one correspondence manner, at least a portion of the clipping portions 13 extends along a width direction (an up-down direction indicated by an arrow in fig. 6) of the clip body 11, and at least a portion of the clip body 11 and/or the connecting portion 12 are engaged with the limiting groove.

It can be understood that, the limiting groove can be one or more, when the limiting groove is one, can only cooperate with the limiting groove by one of the card body 11 or the connecting portion 12, when the limiting groove is a plurality of, both the card body 11 and the connecting portion 12 can cooperate with the limiting groove to stably install the filter element fixing clip 1 on the installation frame 2.

As shown in fig. 3 and 4, in some embodiments, the limiting grooves include a first limiting groove 23 and a second limiting groove 24, the upper frame 21 is provided with a plurality of connecting beams 211, the connecting beams 211 are arranged in a crossing manner to form a grid structure, the first limiting groove 23 is arranged on the connecting beams 211, and the ends of the latches 111 are fitted into the first limiting groove 23, so that the filter cartridge fixing clip 1 can only be pulled out from the first limiting groove 23 and cannot move in other directions.

The second limiting groove 24 is formed at the edge of the upper frame 21 and/or the lower frame 22, preferably, the second limiting groove 24 is formed at the edge of the upper frame 21 and the edge of the lower frame 22, the opening of the second limiting groove 24 at the edge of the upper frame 21 is downward, the opening of the second limiting groove 24 at the edge of the lower frame 22 is upward, the second limiting groove 24 on the upper frame 21 and the second limiting groove 24 on the lower frame 22 are oppositely arranged, when the upper frame 21 and the lower frame 22 are installed together, the two limiting grooves form a through hole, the connecting portion 12 is matched in the second limiting groove 24, the connecting portion 12 is matched in the through hole, the clamping portion 13 is located at the outer side of the second limiting groove 24, and the clamping body 11 is located at the inner side of the limiting groove.

First spacing groove 23 and second spacing groove 24 play limiting displacement to filter core fixing clip 1 simultaneously for relatively fixed between filter core fixing clip 1 and the mounting bracket 2, and then fix static filter core 3 steadily inside mounting bracket 2, prevent that static filter core 3 from taking off.

In some embodiments, two side surfaces of the latch 111 in the length direction of the card body 11 are contact surfaces, and at least a portion of the contact surfaces is a curved surface, in other words, the contact surface of the latch 111 is a non-planar structure, and the curved surface may be a regular curved surface such as a wave shape, a sawtooth shape, or the like, or an irregular curved surface, but any curved surface has an uneven characteristic, so that when the latch 111 is inserted into a gap between filter sheets, a point position where the curved surface changes greatly, or a position where the latch is obviously bent forms a limit point, which has a limit effect on the filter sheets, can increase the connection tightness between the latch 111 and the filter sheets, and reduce the risk that the filter cartridge is pulled out from the card body 11.

It should be noted that the two contact surfaces on the same latch 111 may be the same or different in shape, and the contact surfaces between different latches 111 may be the same or different in shape, as long as a limiting point can be formed on the latch 111 and can limit the filter sheet.

The projection of the latch 111 on the bottom surface of the card body 11 along the thickness direction of the card body 11 is a curve, and the two side lines of the curve in the length direction of the card body 11 are wave-shaped or zigzag. It should be noted that the projection of the latch 111 in the thickness direction of the card body 11 is a thick curve, two side lines of the curve are portions corresponding to the contact surface, and the shape of the two side lines is a wave shape or a zigzag shape, and preferably a wave shape, so that the resistance when the latch 111 is inserted into the electrostatic filter cartridge 3 can be reduced. No matter what kind of shape, all have the bending, and the quantity of bending can be adjusted through the mode of the quantity that changes crest trough or the number of teeth of sawtooth to the quantity of adjustment limit point.

As shown in fig. 6, in some embodiments, the end of the latch 111 is provided with a hook 112, and the hook 112 extends along the length direction of the card body 11, or the end of the hook 112 inclines towards the root of the latch 111. The hook 112 can form a limiting structure at the end of the latch 111 to further limit the electrostatic filter element 3, thereby reducing the risk of the filter element coming off.

The utility model discloses pothook 112 is used for preventing that static filter core 3 from deviating from the end of latch 111, consequently sets up the end at latch 111 to at least part of pothook 112 should be located the clearance between two adjacent latches 111, thereby play the effect of blockking, consequently, pothook 112 both can extend along the length direction of card body 11, pothook 112's end also can incline towards the root of latch 111, thereby form hook-like structure, play limiting displacement to static filter core 3. The hook 112 may have other configurations, such as a conventional curved hook.

Optionally, the number of the hooks 112 on the latch 111 may be one, or may be multiple, for example, each latch 111 is provided with one hook 112, and the hooks 112 are located on the same side of the latch 111 where the latch is located, or each latch 111 is provided with two hooks 112, the two hooks 112 are respectively disposed on two sides of the latch 111 in the length direction of the latch body 11, the hooks 112 only need to have a limiting function, and the length of the hook 112 should be smaller than the distance between two adjacent latches 111, so as to prevent the hooks 112 from influencing the insertion of the latch 111 into the electrostatic filter core 3.

Preferably, the distance between two adjacent latches 111 is 2-5mm, which should not be too large or too small, and the too large distance may result in the filter element fixing clip 1 not being able to fix the filter element, and the filter element is easy to loose, and the too small distance may result in the latch 111 not being able to be smoothly inserted into the electrostatic filter element 3, and the specific distance between the latches 111 should be selected according to the electrostatic filter element 3.

As shown in fig. 1 and 8, in some embodiments, the electrostatic filter further includes an ion generator 4 and an outer cover 5, the ion generator 4 can release negative ions, the number of the ion generators 4 is multiple, the upper frame 21 is provided with mounting holes 212 arranged at intervals along a length direction of the upper frame 21, the ion generator 4 is mounted in the mounting hole 212, and the negative ions released by the ion generator 4 are released toward one side of the electrostatic filter element 3.

The outer cover 5 is used for protecting the ion generator 4, the outer cover 5 is detachably mounted on the upper frame 21, the outer cover 5 and the upper frame 21 can be connected in a buckling mode, a threaded mode or an adhesion mode, a containing groove 51 matched with the shape of the ion generator 4 is formed in the bottom of the outer cover 5, and at least part of the ion generator 4 is located in the containing groove 51.

As shown in fig. 9, a groove 52 is formed in at least one side wall of the housing 5, the cross-sectional area of the groove 52 is gradually reduced from the notch to the bottom of the groove, and the wall of the groove 52 can be an inclined surface or an arc surface, so that the groove 52 on the housing 5 can be scratched by a user when the housing 5 is detached, thereby facilitating detachment.

As shown in fig. 10, the air conditioner according to the embodiment of the second aspect of the present invention includes the middle frame 6 and the electrostatic filter net according to any one of the above embodiments, and the air conditioner further includes the middle frame 6, the middle frame 6 is provided with the air inlet 61, and the electrostatic filter net is installed in the air inlet 61.

In some embodiments, the third limiting groove 62 is disposed on the wall of the air inlet hole 61, and at least a portion of the filter element fixing clip 1 fits in the third limiting groove 62, in other words, the electrostatic filter element 3 is directly mounted at the air inlet hole 61 of the middle frame 6 through the filter element fixing clip 1, without additionally disposing the mounting frame 2, which is convenient to disassemble, simple in structure and strong in reliability.

The technical advantages of the air conditioner of the embodiment of the second aspect of the present invention are the same as those of the electrostatic filter screen of the above embodiment, and are not described herein again.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention and to simplify the 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 therefore should not be construed as limiting the present 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 at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although the above embodiments have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations to the above embodiments by those of ordinary skill in the art are intended to be within the scope of the present invention.

Claims

1. An electrostatic filter, comprising: static filter core and filter core fixing clip, the static filter core includes a plurality of cassette arrangements side by side, the filter core fixing clip has a plurality of latches, and is a plurality of the latch is followed one side warp of static filter core gap between the filter is inserted the static filter core, the end of latch is followed the opposite side of static filter core stretch out, the filter core fixing clip is used for fixing the static filter core.

2. The electrostatic filter screen according to claim 1, further comprising a mounting bracket, wherein the mounting bracket comprises an upper frame and a lower frame detachably connected to each other, at least one of the upper frame and the lower frame is provided with a limiting groove, the electrostatic filter element is disposed between the upper frame and the lower frame, and at least a portion of the filter element fixing clip is fitted in the limiting groove to fix the filter element fixing clip on the mounting bracket.

3. The electrostatic filter screen according to claim 2, wherein the filter cartridge fixing clip comprises:

4. The electrostatic filter screen according to claim 3, wherein the limiting groove comprises:

5. The electrostatic filtering net according to claim 3, wherein two side surfaces of the latch in the length direction of the card body are contact surfaces, a projection of the latch on the bottom surface of the card body along the thickness direction of the card body is a curve, and two side lines of the curve in the length direction of the card body are wave-shaped or zigzag-shaped.

6. The electrostatic filtering net according to claim 3, wherein the end of the latch is provided with a hook, the hook extends along the length direction of the card body, or the end of the hook inclines towards the root of the latch.

7. The electrostatic filter screen according to claim 2, further comprising:

8. The electrostatic filtering screen according to claim 7, wherein at least one side wall of the housing is provided with a groove, and the cross-sectional area of the groove is gradually reduced from the notch to the bottom of the groove.

9. An air conditioner, characterized in that, including the center frame and according to any one of claims 1-8 the static filter screen, be equipped with the inlet opening on the center frame, the static filter screen is installed in the inlet opening.

10. The air conditioner according to claim 9, wherein the electrostatic filter is according to claim 1, a third limiting groove is provided on a wall of the air inlet hole, and at least a part of the filter element fixing clip is fitted in the third limiting groove.