CN111841199A

CN111841199A - Fixing device, filter screen and air purification device

Info

Publication number: CN111841199A
Application number: CN202010725402.3A
Authority: CN
Inventors: 汪春节; 劳承云; 肖利容; 封宗瑜; 胡镇韬; 贾林虎
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2020-10-30
Also published as: WO2022016811A1

Abstract

This application relates to air purification technical field on the whole, particularly, relates to a fixing device, filter screen and air purification device, and fixing device is including first support body and the second support body that is used for centre gripping filter paper, first support body is provided with first comb frame, the second support body is provided with second comb frame, first comb frame with second comb frame is provided with respectively and is used for stretching into the broach in filter paper inflection clearance, the broach has guaranteed the deflection of filter screen and the interval between two adjacent buckles of filter paper, and fixing device has replaced filter paper rubberizing and banding technology among the current technology, has strengthened the steadiness and the high temperature resistance of filter screen, reduces filter screen manufacturing procedure and material demand kind, improves filter screen assembly efficiency, saves filter screen processing consumptive material.

Description

Fixing device, filter screen and air purification device

Technical Field

The application relates to the technical field of air purification generally, and particularly relates to a fixing device, a filter screen and an air purification device.

Background

The filter element is the core part of the air purifier, and the general process of the traditional filter screen manufacturing procedure is as follows: the filter paper is folded → the filter paper is glued → the banding → the first effect net is gone up → fixed frame → sealed → packing, wherein, the rubberizing is in order to guarantee the interval after the filter paper is folded, and current filter screen manufacturing procedure is numerous, and temperature toleration is poor after supreme gluing, and the filter paper is easy to be out of shape and sink, leads to filtering windage grow, seriously influences filter effect and comfort in use.

Disclosure of Invention

In this summary, concepts in a simplified form are introduced that are further described in the detailed description. This summary is not intended to identify key features or essential features of the claimed subject matter, nor is it intended to be used as an aid in determining the scope of the claimed subject matter.

In order to solve at least one technical problem in a plurality of problems such as the filter screen manufacturing procedure is complicated and various, filter paper is easy to be out of shape and is subsided, the filter screen temperature toleration is poor, the main aim at of this application provides a fixing device, filter screen and air purification device.

In order to achieve the purpose of the invention, the following technical scheme is adopted in the application:

the utility model provides a fixing device, is including first support body and the second support body that is used for centre gripping filter paper, first support body is provided with first comb frame, the second support body is provided with second comb frame, first comb frame with second comb frame is provided with respectively and is used for stretching into the broach in filter paper inflection clearance.

Further, in some embodiments of the present application, the first frame body arrangement is provided with a plurality of the first comb frames.

Further, in some embodiments of the present application, the second frame body arrangement is provided with a plurality of the second comb frames.

Further, in some embodiments of the present application, the first comb frame and the second comb frame are arranged in a staggered manner.

Further, in some embodiments of the present application, the first frame body is connected to the second frame body in a locking manner, the first frame body is provided with a first connection structure, and the second frame body is provided with a second connection structure for connecting to the first connection structure in a locking manner.

Further, in some embodiments of the present application, the first connecting structure includes a plurality of inserting pieces disposed on the first frame body.

Further, in some embodiments of this application, above-mentioned second connection structure including be used for with the jack of inserted sheet joint, the jack is seted up in the second support body and corresponding the inserted sheet is provided with a plurality ofly.

Further, in some embodiments of the present application, the first frame body is provided with a first reinforcing rib connected to the first comb frame, and the second frame body is provided with a second reinforcing rib connected to the second comb frame.

A filter screen comprises the fixing device.

An air purification device is provided with an upper filter screen.

According to the technical scheme, the fixing device, the filter screen and the air purifying device have the advantages and positive effects that:

fixing device simple structure, convenient assembling reduces filter screen manufacturing procedure and material demand kind, improves filter screen assembly efficiency, saves filter screen processing consumptive material, has guaranteed the filter paper deflection, has improved the firm design of filter screen and high temperature resistance, reduces filtration resistance simultaneously, improves filtering capability.

Fixing device is including first support body and the second support body that is used for centre gripping filter paper, first support body is provided with first comb frame, the second support body is provided with the second comb frame, first comb frame with the second comb frame is provided with respectively and is used for stretching into the broach in filter paper inflection clearance, during the filter screen assembly, first support body and second support body centre gripping filter paper, the broach of first comb frame stretches into in the inflection clearance of filter paper one side, the broach of second comb frame stretches into in the inflection clearance of filter paper opposite side, guarantees the deflection of filter paper, prevents that filter paper from collapsing, reduces filtration resistance, and fixing device has replaced filter paper rubberizing and banding in the current technology, has improved machining efficiency, saves filter screen processing consumptive material, has strengthened the steadiness and the high temperature resistance of filter screen.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

Fig. 1 is a first frame structure of a fixing device according to an exemplary embodiment.

Fig. 2 is a second frame structure of a fixing device according to an exemplary embodiment.

Fig. 3 is a schematic diagram illustrating an exploded structure of a filter screen according to an exemplary embodiment.

FIG. 4 is a schematic diagram illustrating a filter paper side view of a filter screen according to an exemplary embodiment.

Wherein the reference numerals are as follows:

100-a first frame body; 200-a second frame body; 300-filter paper;

110-a first comb frame; 120-a first connecting structure; 130-a first reinforcing rib;

210-a second comb frame; 220-a second connecting structure; 230-second reinforcing bead.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by persons of ordinary skill in the art based on the embodiments in the present application are within the scope of the present application without inventive efforts, and therefore, the following detailed description of the embodiments of the present invention provided in the drawings is not intended to limit the scope of the claimed invention but only to represent selected embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, shall fall within the scope of protection of the present invention, and it should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In order to solve current filter screen processing demand material kind many, the technical problem that the process is complicated, this scheme provides a fixing device, filter screen and air purification device, air purification device includes the filter screen, the filter screen includes fixing device and filter paper 300, fixing device is used for centre gripping filter paper 300 to form the filter screen, filter paper 300 makes a round trip to fold and forms a plurality of book peaks, fixing device includes first support body 100 and second support body 200, first support body 100 is provided with first comb frame 110, second support body 200 is provided with second comb frame 210, first comb frame 110 and second comb frame 210 are provided with the broach respectively, the broach is used for stretching into the clearance of turning over of filter paper.

The traditional filter screen manufacturing process comprises: filter paper 300 is discounted, filter paper 300 rubberizing, banding, goes up to imitate net, fixed frame, sealed and packing, and this scheme fixing device's of adoption filter screen manufacturing procedure is: filter paper 300 is rolled over, fixing device is fixed, it is sealed, the packing, in traditional manufacturing procedure, filter paper 300 rubberizing process is for fixed filter paper 300 interval, filter paper 300 banding and last just imitate the net process and be the deflection in order to improve the filter screen, in this scheme, first support body 100 is connected with second support body 200, and centre gripping filter paper 300, the broach of first comb frame 110 and the broach of second comb frame stretch into the inflection clearance on filter paper 300 two sides respectively, the broach has guaranteed the deflection of filter screen, prevent that filter paper 300 from deforming and collapsing, thereby guarantee filtering quality, in this scheme, fixing device has replaced filter paper rubberizing and banding in the current technology, reduce filter screen manufacturing procedure and material demand kind, the smell problem that the sticky tape brought has been solved, the high price cost that glue brought has been reduced, fixing device improves filter screen assembly efficiency, the steadiness and the high temperature resistance of filter screen have been strengthened.

Fig. 1 is a schematic structural view of a first frame body 100, referring to fig. 1, the first frame body 100 is a rectangular frame structure, a first comb frame 110 is disposed in the first frame body 100, the first comb frame 110 extends from one side of the first frame body 100 to the other side of the first frame body 100, the first comb frame 110 is provided with a plurality of comb teeth, the comb teeth can be disposed according to the number of folds of the filter paper 300, and the comb teeth are arranged at the first comb frame 110 at preset intervals. The first frame body 100 is further provided with a first connecting structure 120 and a first reinforcing rib 130, the first connecting structure 120 is used for being connected with the second frame body 200, the first reinforcing rib 130 is connected with the first comb frame 110, and the first reinforcing rib 130 is located on one side of the first comb frame 110, which faces away from the comb teeth.

In this embodiment, the first comb frame 110 is arranged at intervals, and the first frame body 100 and the second frame body 200 can be fastened by a snap connection or a screw fastening connection. The end face of the first frame body 100, which is used for being buckled with the second frame body 200 and connected to one side, is provided with a plurality of first connecting structures 120, each side of the rectangular frame in fig. 1 is provided with three connecting structures, the extending direction of the first reinforcing ribs 130 is perpendicular to the extending direction of the comb frame, the two ends of the length of the first reinforcing ribs 130 are respectively connected with the first frame body 100, and under the understanding of the technical personnel in the field, the first reinforcing ribs 130 can be arranged in a plurality for ensuring the structural strength of the first frame body 100 and simultaneously not influencing the filtering effect.

Fig. 2 is a schematic structural view of a second frame body 200, referring to fig. 2, the second frame body 200 is a rectangular frame structure, the second frame body 200 is provided with a second comb frame 210, the second comb frame 210 extends from one side of the second frame body 200 to the other side of the second frame body 200, two ends of the second comb frame 210 are respectively connected to the second frame body 200, according to the number of folds of the filter paper 300, the second comb frame 210 may be provided with a plurality of comb teeth, and the comb teeth are arranged on the second comb frame 210 according to a preset interval. The second frame body 200 is further provided with a second connecting structure 220 and a second reinforcing rib 230, the second reinforcing rib 230 is connected with the second comb frame 210, and the second reinforcing rib 230 is located at a side of the second comb frame 210 facing away from the comb teeth.

In this embodiment, the second comb frames 210 are arranged at intervals, the second frame body 200 is provided with a plurality of second connecting structures 220 corresponding to the first connecting structures 120, the second reinforcing ribs 230 are arranged perpendicular to the second comb frames 210 in fig. 2, two ends of the second reinforcing ribs 230 in the length direction are respectively connected to the second frame body 200, and under the understanding of those skilled in the art, in order to ensure the structural strength of the second frame body 200 and not affect the filtering effect, the second reinforcing ribs 230 may be arranged in a plurality.

On the basis of the above structure and principle, in order to realize that the first frame body 100 is connected with the second frame body 200 in a buckling manner, the first connecting structure 120 and the second connecting structure 220 may have a plurality of clamping shapes, such as: the first connecting structure 120 is a spherical protrusion, and the second connecting structure 220 is a slot matched with the spherical protrusion. In this application scheme, first connection structure 120 is including setting up in the inserted sheet of first support body 100, and second connection structure 220 is including setting up in the jack of second support body 200, and the inserted sheet is provided with protruding structure towards first support body 100 outer one side, and when first support body 100 is connected with second support body 200, the inserted sheet is extruded to the inner wall of second support body 200, removes to jack department when the inserted sheet, and protruding structure stretches into to the jack in, realizes the joint between inserted sheet and the jack.

Referring to fig. 1 to 3, in the present application, the first comb frame 110 and the second comb frame 210 are disposed in a staggered manner, when the first frame body 100 and the second frame body 200 are fastened and connected, the comb teeth of the first comb frame 110 and the comb teeth of the second comb frame 210 are in a staggered relationship, the comb teeth of the first comb frame 110 are inserted into the folding gap on one side of the filter paper 300, one comb tooth corresponds to one folding gap, each comb tooth of the second comb frame 210 is respectively clamped into the folding gap on the other side of the filter paper 300, and in the present application, the folding gap is a gap between two adjacent folding peaks on one side of the filter paper. The first comb frame 110 and the second comb frame 210 clamp the filter paper 300, and the comb teeth of the first comb frame 110 and the comb teeth of the second comb frame 210 ensure the stiffness of the filter screen and the distance between two adjacent folding gaps of the filter paper 300.

The first frame body 100 and the second frame body 200 are made of one of ABS, PP, PET, PA, stainless steel, aluminum alloy, and bamboo, respectively, as understood by those skilled in the art, and may be made of other materials as well. ABS is the terpolymer that the plastics are three kinds of monomer of acrylonitrile, butadiene, styrene, PP is polypropylene, PET is polyester resin, PA is the plastics that can be nylon or polyamide formed, and filter paper 300 can adopt HEPA high efficiency filter screen or presss from both sides the charcoal cloth.

The embodiment further provides a filter screen, the filter screen comprises filter paper 300 and a fixing device, and after the filter paper 300 is folded, the fixing device clamps the filter paper 300.

This embodiment still provides an air purification device, and air purification device installs above-mentioned filter screen.

In the filter screen processing process, the filter paper 300 is firstly folded, referring to fig. 4, fig. 4 is a schematic structural view of the filter paper 300, the filter paper 300 is installed on the first frame body 100 according to the folding trace of the filter paper 300, or, the filter paper 300 is fixed, the comb teeth of the first comb frame 110 of the first frame body 100 are aligned with the folded peaks of the filter paper 300 and then pushed in, after the filter paper 300 is mounted on the first frame body 100, the first frame body 100 is placed and fixed in an overturning way, the comb teeth on the second comb frame 210 of the second frame body 200 are pushed in after corresponding peak folding, the first frame body 100 and the second frame body 200 are buckled and connected through the first connecting structure 120 and the second connecting structure 220, the filter screen assembly is completed, it will be understood by those skilled in the art that the filter assembly may be in various forms, for example, the second frame 200 may be assembled with the filter paper 300, and the assembly is only used to indirectly show the practicability of the fixing device in the present embodiment, and will not be described in detail.

In summary, the present disclosure provides a fixing device, a filter screen and an air speaking device, the fixing device includes a first frame 100 and a second frame 200, the first frame 100 is connected to the second frame 200 in a buckling manner, the first frame 100 is provided with a plurality of first comb frames 110, the second frame 200 is provided with a plurality of second comb frames 210, the first comb frames 110 and the second comb frames 210 are respectively provided with a plurality of comb teeth corresponding to the folding number of the filter paper 300, each comb tooth of the first comb frame 110 is respectively clamped into the folding gap at one side of the filter paper 300, each comb tooth of the second comb frames 210 is respectively clamped into the folding gap at the other side of the filter paper 300, the comb teeth ensure the stiffness of the filter screen and the distance between two adjacent folds of the filter paper 300, the stability and the temperature resistance of the filter screen are improved, the filter screen processing procedures and material demand types are reduced, the filter screen assembling efficiency is improved, the filter screen processing consumables are saved, the overall wind resistance, the performance is better.

It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The foregoing are merely exemplary embodiments of the present invention, which enable those skilled in the art to understand or practice the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a fixing device, its characterized in that, is including first support body (100) and second support body (200) that are used for centre gripping filter paper (300), first support body (100) are provided with first comb frame (110), second support body (200) are provided with second comb frame (210), first comb frame (110) with second comb frame (210) are provided with respectively and are used for stretching into the broach in filter paper (300) inflection clearance.

2. The fixing device according to claim 1, wherein the first frame body (100) is arranged with a plurality of the first comb frames (110).

3. The fixing device according to claim 1, wherein the second frame body (200) is arranged with a plurality of the second comb frames (210).

4. A fixing device according to claim 1, characterized in that the first comb frame (110) and the second comb frame (210) are arranged offset to each other.

5. Fixing device according to claim 1, characterized in that the first rack (100) is snap-fit connected with the second rack (200), the first rack (100) being provided with a first connecting structure (120), the second rack (200) being provided with a second connecting structure (220) for snap-fit connection with the first connecting structure (120).

6. A fixture according to claim 5, wherein said first connecting structure (120) comprises a plurality of tabs provided to said first frame (100).

7. A fixing device according to claim 6, characterized in that the second connecting structure (220) comprises a plurality of insertion holes for clamping with the insertion pieces, and the insertion holes are arranged on the second frame body (200) and are provided in a plurality corresponding to the insertion pieces.

8. A fixture according to claim 1, characterised in that the first frame body (100) is provided with first stiffening ribs (130) connected to the first comb frame (110) and the second frame body (200) is provided with second stiffening ribs (230) connected to the second comb frame (210).

9. A filter screen, comprising a fastening device according to any one of claims 1 to 8.

10. An air cleaning device characterized in that the filter net according to claim 9 is installed.