CN217441819U

CN217441819U - Filter screen and air duct machine

Info

Publication number: CN217441819U
Application number: CN202221181706.9U
Authority: CN
Inventors: 李晨晨; 杨亮; 李颖颖
Original assignee: Ningbo Aux Electric Co Ltd
Current assignee: Ningbo Aux Electric Co Ltd
Priority date: 2022-05-17
Filing date: 2022-05-17
Publication date: 2022-09-16
Anticipated expiration: 2032-05-17

Abstract

The utility model relates to an air conditioner technical field especially relates to a filter screen and tuber pipe machine. A filter screen comprising: the frame body is buckled with the air return inlet through a buckle; the buckle comprises a connecting plate and a buckling plate which are mutually connected at a preset angle, the connecting plate and the buckling plate form a hook shape, one end of the connecting plate, which is far away from the buckling plate, is connected with the frame body, and the end part, which is far away from the connecting plate, of the buckling plate is provided with a first chamfer; and a filter net laid on one surface of the frame body, and the periphery of the filter net is connected with the frame body. The utility model discloses a filter screen has following advantage: the terminal surface chamfer of buckle, the filter screen has played the effect of guide when the block, simple structure, easy dismounting, the buckle has elasticity, when the dismouting of being convenient for, block that can be inseparable is at the edge in wind gap. The filtering performance of the filter screen is improved. The side of the frame body opposite to the buckle is provided with a convex block, and the edge is manually operated during disassembly and assembly.

Description

Filter screen and air duct machine

Technical Field

The utility model relates to an air conditioner technical field especially relates to a filter screen and tuber pipe machine.

Background

The filter screen is an indispensable part of the air conditioner and needs to be frequently disassembled and cleaned to ensure the normal operation of the air conditioner. In order to facilitate maintenance, routine maintenance and cleaning, the filter screen is required to be simple in structure and convenient to disassemble and assemble.

The existing air pipe machine achieves the effect of back/down air return, a metal plate slide way or a net frame and a filter screen are combined generally, the filter screen is installed on the metal plate slide way or the net frame, and the metal plate slide way or the net frame is installed on a machine body, so that the effect of back/down air return is achieved. The scheme has high cost, complex process and multiple installation steps.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a filter screen and tuber pipe machine adopts the direct lock of mode through the block with the filter screen at the return air inlet, and open-ended tip and both sides limit all set up the chamfer, and the buckle adopts to have elastic material, makes like plastics, sets up the lug in buckle department, has solved the problem that the structure is complicated, and is with high costs, and the process is loaded down with trivial details, and installation steps are many etc.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

the utility model provides a filter screen, installs in the return air inlet department of air conditioner, the filter screen includes:

the frame body is provided with at least one buckle on two opposite side edges of the frame body respectively, and the frame body is buckled with the air return inlet through the buckles;

the buckle comprises a connecting plate and a buckling plate which are mutually connected at a preset angle, the connecting plate and the buckling plate form a hook shape, one end of the connecting plate, which is far away from the buckling plate, is connected with the frame body, the end part, which is far away from the connecting plate, of the buckling plate is provided with a first chamfer, and the direction of the chamfer faces towards the connecting plate;

and the filter screen is laid on one surface of the frame body, and the periphery of the filter screen is connected with the frame body.

Furthermore, two opposite side edges of the buckling plate are provided with second chamfers, and the directions of the two second chamfers are opposite.

Furthermore, a reinforcing rib is arranged on the surface of the buckle facing away from the bending direction, and the reinforcing rib extends along the direction from the connecting plate to the buckling plate.

Furthermore, the surface of the buckle facing away from the bending direction is provided with three parallel reinforcing ribs, two of the reinforcing ribs are arranged on two side edges of the buckle, and the third reinforcing rib is arranged in the middle of the buckle.

Furthermore, a PM2.5 filtering module is arranged in the middle of the filter screen.

Further, the frame body comprises a frame and a supporting beam, and the supporting beam is arranged inside the frame and connected with the frame;

the PM2.5 filtering module is fixed on the supporting beam.

Further, the buckle is an elastic buckle.

A ducted air conditioner comprising:

the air conditioner comprises a machine body, wherein an air return opening is formed in the machine body, and two opposite side edges of the air return opening are provided with bent edges bent towards the interior of the machine body;

the filter screen, for as above-mentioned arbitrary filter screen, the filter screen lock in return air inlet, through buckle block in the limit of buckling.

Furthermore, the height of the bending edge is 5-15 mm.

Furthermore, a convex block is arranged on the surface of the frame, which is opposite to the buckle, at the position where the frame is connected with the buckle.

Compared with the prior art, the utility model a filter screen, have following advantage:

this technical scheme advantage lies in setting up the buckle of buckling opposite direction respectively at two relative side settings in the framework, the direct block of the filter screen of being convenient for is on two sides in the wind gap, the terminal surface and two sides of buckle set up the chamfer, the filter screen has played the effect of guide when the block to can reduce when installing with the turn-ups area of contact of panel beating, simple structure, easy dismounting, the buckle has elasticity, when the dismouting of being convenient for, block that can be inseparable is at the edge in wind gap. The PM2.5 filtering module is arranged on the filtering net, so that the filtering performance of the filtering net is improved. A lug is arranged on one side of the frame body, which is back to the buckle, and the edge is manually operated during disassembly and assembly.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a perspective view of a filter screen according to an embodiment of the present invention;

fig. 2 is a schematic view of a buckle according to an embodiment of the present invention;

fig. 3 is a schematic view of a buckle according to an embodiment of the present invention;

fig. 4 is a perspective view of a buckle according to an embodiment of the present invention;

fig. 5 is a schematic view of an air duct machine according to an embodiment of the present invention;

fig. 6 is a schematic diagram of the size fit relationship between the buckle and the bending edge according to the embodiment of the present invention.

Description of reference numerals:

100-filter screen, 110-frame body, 111-support beam, 112-frame, 120-filter screen, 130-fastener, 131-connecting plate, 132-fastening plate, 133-reinforcing rib, 140-lug, 150-bracket, 200-machine body, alpha-first chamfer and beta-second chamfer.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

The descriptions in the present application referring to "first", "second", "upper", "lower", etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of indicated technical features. Thus, a feature defined as "first," "second," "upper," "lower," may explicitly or implicitly include at least one of the feature. In addition, the technical solutions in the embodiments can be combined with each other, but it is necessary to be able to realize that the technical solutions in the embodiments can be combined with each other on the basis of the realization of a person having ordinary skill in the art, and all that is required by the present invention is within the protection scope of the present invention.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1 and 2, a filter screen is installed at a return air inlet of an air conditioner, and includes:

a frame 110 and a screen 120. At least one buckle 130 is respectively disposed on two opposite side edges of the frame body 110, and the frame body 110 is buckled to the air return opening through the buckle 130. The buckle 130 includes a connecting plate 131 and a buckling plate 132 connected to each other at a predetermined angle, the connecting plate 131 and the buckling plate 132 form a hook shape, one end of the connecting plate 131 away from the buckling plate 132 is connected to the frame 110, and an end of the buckling plate 132 away from the connecting plate 131 has a first chamfer α, and the direction of the chamfer is toward the connecting plate 131. The filter screen 120 is laid on one surface of the frame body 110, and the periphery of the filter screen 120 is connected to the frame body 110.

The filter screen 100 is fastened to the air inlet, and the filter screen 100 is fastened to the edge of the air inlet by the fastener 130 to fix the filter screen 100. The end of the buckling plate 132 is provided with a first chamfer, preferably, the alpha range of the first chamfer is 45-60 degrees, the guiding effect is achieved, the structure is simple, and the disassembly and the assembly are convenient.

Specifically, as shown in fig. 3, two opposite side edges of the fastening plate 132 have second chamfers β, and directions of the second chamfers β are opposite.

Preferably, the range of the second chamfer angle beta is 45-60 degrees, the side length is larger than 5mm, and the second chamfer angle beta reduces the contact area with the metal plate flanging during installation, so that the installation is convenient.

As shown in fig. 4, a rib 133 is preferably provided on a surface of the clip 130 facing away from the bending direction, and the rib 133 extends in a direction from the connecting plate 131 to the fastening plate 132.

The strength of the snap is enhanced by the bead 133.

Further, three parallel ribs 133 are disposed on a surface of the buckle 130 facing away from the bending direction, two ribs 133 are disposed on two side edges of the buckle 130, and the third rib 133 is disposed in the middle of the buckle 130.

By providing three ribs 133, the strength of the clip 130 is further increased.

Further, a PM2.5 filter module (not shown) is disposed in the middle of the filter screen 120.

The PM2.5 filter module is provided to improve the filtering performance of the filter screen 100.

Specifically, as shown in fig. 1, the frame body 110 includes a frame 112 and a support beam 111, and the support beam 111 is disposed inside the frame 112 and connected to the frame 112. The PM2.5 filter module is fixed to the support beam 111.

The screen 120 may be supported at the middle by providing the support beam 111.

Further, the clip 130 has elasticity.

The elastic buckle 130 is convenient for the disassembly and assembly of the filter screen 100, and after the filter screen 100 is installed, the buckle 130 restores to the natural state and can tightly buckle the filter screen 100 on the air port.

A ducted air conditioner, as shown in fig. 5, comprising: the air filter comprises a machine body 200 and a filter screen 100, wherein an air return opening (not shown) is formed in the machine body 200, and bent edges bent towards the interior of the machine body are arranged on two opposite side edges of the air return opening. The filter screen 100 is the filter screen 100 as described in any of the above, the filter screen 100 is fastened to the air return opening and fastened to the bent edge by a fastener 130.

The filter screen 100 is applied to the air pipe machine, the air return opening of the air pipe machine is plugged, ventilation is filtered, and PM2.5 particles can be filtered. Two relative side settings on framework 110 set up buckle 130 that the opposite direction of buckling respectively, the direct block of filter screen 100 of being convenient for sets up the chamfer on two sides in wind gap, the terminal surface and two sides of buckle 130, filter screen 100 has played the effect of guide when the block, and can reduce when installing with the turn-ups area of contact of panel beating, moreover, the steam generator is simple in structure, and easy dismounting, buckle 130 has elasticity, when the dismouting of being convenient for, the block that can be inseparable is at the edge in wind gap. The PM2.5 filtering module is arranged on the filtering net 100, so that the filtering performance of the filtering net 100 is improved. A bump is arranged on the side of the frame body 110 opposite to the buckle 130, and the edge is manually operated during disassembly and assembly.

Furthermore, the height of the bending edge is 5-15 mm. Preferably, the height of the bending edge is 10 mm.

The buckle 130 is integrally formed, and the buckling plate 132 is formed by bending the body of the buckle 130. The fastening plates 132 of the two opposite buckles 130 are bent in opposite directions.

During the installation, earlier with filter screen 100 slope, lower extreme buckle 130 stretches into the inside of return air inlet, blocks the limit of buckling of return air inlet lower limb, promotes the buckle 130 of filter screen upper limb, to the inside removal of return air inlet, through buckle 130's elastic deformation for inside buckle 130 enters into the return air inlet, loosens hand back buckle 130 reconversion, and the card ends at the last marginal part of return air inlet, accomplishes the installation of filter screen 100 at the return air inlet. As shown in FIG. 6, the hook portion of the clip 130 opposite to the bending edge has a length of 6-14mm, and preferably 10.3-10.8mm corresponding to the preferred value of the bending edge, i.e., the hook portion has a gap of 0.3-0.8 with respect to the bending edge after being mounted.

Further, at a position of the frame body 110 connected to the buckle 130, a surface opposite to the buckle 130 is provided with a protrusion 140.

When the filter screen 100 is dismounted, the projection 140 is pressed, so that the filter screen 100 is slightly bent and deformed, and the dismounting of the filter screen is further facilitated.

Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.

It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.

Claims

1. A filter screen, characterized in that, installed at a return air inlet of an air conditioner, the filter screen (100) includes:

the air return device comprises a frame body (110), wherein at least one buckle (130) is respectively arranged on two opposite side edges of the frame body (110), and the frame body (110) is buckled with the air return opening through the buckle (130);

the buckle (130) comprises a connecting plate (131) and a buckling plate (132) which are connected with each other at a preset angle, the connecting plate (131) and the buckling plate (132) form a hook shape, one end of the connecting plate (131) far away from the buckling plate (132) is connected with the frame body (110), the end of the buckling plate (132) far away from the connecting plate (131) is provided with a first chamfer angle (alpha), and the direction of the chamfer angle faces towards the connecting plate (131);

and a filter screen (120) laid on one surface of the frame body (110), wherein the periphery of the filter screen (120) is connected with the frame body (110).

2. The filter screen according to claim 1,

two opposite side edges of the buckling plate (132) are provided with second chamfers (beta), and the directions of the two second chamfers (beta) are opposite.

3. The filter screen according to claim 1,

a reinforcing rib (133) is arranged on the surface of the buckle (130) facing away from the bending direction, and the reinforcing rib (133) extends along the direction from the connecting plate (131) to the buckling plate (132).

4. The filter screen according to claim 3,

the surface of the buckle (130) facing away from the bending direction is provided with three parallel reinforcing ribs (133), wherein two of the reinforcing ribs (133) are arranged on two side edges of the buckle (130), and the third reinforcing rib (133) is arranged in the middle of the buckle (130).

5. The filter screen according to claim 1,

and a PM2.5 filtering module is arranged in the middle of the filter screen (120).

6. The filter screen according to claim 5,

the frame body (110) comprises a frame (112) and a support beam (111), wherein the support beam (111) is arranged inside the frame (112) and is connected with the frame (112);

the PM2.5 filtering module is fixed on the supporting beam (111).

7. The filter screen according to any of the claims 1 to 6,

the buckle (130) is an elastic buckle.

8. A ducted air conditioner, comprising:

the air conditioner comprises a machine body (200), wherein an air return opening is formed in the machine body (200), and two opposite side edges of the air return opening are provided with bending edges bent towards the interior of the machine body (200);

the filter screen (100) according to any one of claims 1 to 7, wherein the filter screen (100) is fastened to the air return opening and fastened to the bent edge by a fastener (130).

9. The ducted air conditioner of claim 8,

the height of the bending edge is 5-15 mm.

10. The ducted air conditioner of claim 8,

and a convex block (140) is arranged on the surface of the frame body (110) opposite to the buckle (130) at the position connected with the buckle (130).