Drawer type air filter element

Abstract

The utility model provides a drawer type air filter element, which is applied to the field of air filter elements, and is characterized by comprising a frame body, the net-shaped box body is assembled on the frame body in a drawing mode and comprises a net box and a net cover buckled on the net box, a plurality of first net plates are fixed in the net box in the horizontal direction in an arraying mode, a plurality of second net plates are fixed on the net cover in an arraying mode, and the arraying direction of the second net plates is the same as that of the first net plates; the first screen plate and the second screen plate are arranged in a staggered manner, so that a containing cavity for containing filter paper bent into a wave shape is formed between the first screen plate and the second screen plate; the filter has the technical effects that the filter paper can be independently replaced, and the use cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of air filter element, in particular to a drawer type air filter element. BACKGROUND

[0002] The air filter element is a device for filtering air to improve air quality, and is widely used in air conditioners, ventilation systems and other devices that need to regulate air quality.

[0003] The Chinese patent application with the publication number CN104923000A discloses an air filter element device, which comprises four edge frames arranged in a rectangular shape and filter cotton arranged in the four edge frames. The four edge frames comprise two first edge frames and two second edge frames. The first edge frames and the second edge frames are connected by connecting corner codes. The filter cotton is uniformly folded longitudinally to form a wave-shaped structure. The left end and the right end of the filter cotton are fixedly connected to the inner side surfaces of the two second edge frames, respectively. The front surface and the back surface of the wave-shaped structure are both connected to a transversely arranged positioning and stretching belt. The positioning and stretching belt is fixedly connected to each wave crest and wave trough of the wave-shaped structure.

[0004] The existing patent discloses the basic structure of most air filter elements. According to the description, the filter cotton is fixed between the four edge frames and the positioning and stretching belt. The filter cotton is not easy to disassemble. Therefore, when the filter paper needs to be replaced regularly, the air filter element needs to be replaced as a whole, which is high in use cost. The present inventor aims to provide a technical solution to solve this problem. TECHNICAL CONTENT

[0005] The utility model aims to provide a drawer type air filter element, which has the advantages of being able to replace the filter paper individually and reducing use cost.

[0006] To achieve the above-mentioned purpose and other related purposes, the utility model provides the following technical scheme: a drawer type air filter element, which comprises:

[0007] A frame body; and

[0008] A mesh box body is assembled in the frame body in a drawer type, which comprises a mesh box and a mesh cover buckled to the mesh box. A plurality of first mesh plates are fixed in the mesh box in a horizontal arrangement. A plurality of second mesh plates are fixed on the mesh cover in an arrangement. The arrangement direction of the second mesh plates is the same as that of the first mesh plates. The first mesh plates and the second mesh plates are arranged in a staggered manner, so that an accommodation cavity for accommodating filter paper folded into a wave shape is formed between the first mesh plates and the second mesh plates.

[0009] Through the technical scheme, when the filter paper is replaced, the net-shaped box is pulled out from the frame body, then the net cover and the net box are opened, and then the filter paper is taken out from the net box; a new filter paper which is pre-folded into a wave shape is placed into the net box, each first net plate is respectively inserted between two layers of filter paper when being placed, then the net cover is covered on the net box, and each second net plate is also respectively inserted between two layers of filter paper when being covered, the first net plate and the second net plate are used to support the filter paper and maintain the wave shape of the filter paper during operation, so that the filtering effect is guaranteed, and after the filter paper is installed, the net-shaped box can be placed into the frame body again, the scheme is convenient for replacing the filter paper, and the remaining structures except the filter paper can be used for multiple times, so that the use cost is reduced.

[0010] In an embodiment of the present application, the edge of the net cover is provided with buckles for clamping and fixing the net cover and the net box.

[0011] Through the technical scheme, the net-shaped box can be quickly installed and disassembled.

[0012] In an embodiment of the present application, the buckles are circumferentially arranged on the edge of the net cover.

[0013] Through the technical scheme, the strength of the fixing of the net cover and the net box is improved, so that the stability of the fixed filter paper is improved.

[0014] In an embodiment of the present application, the frame body comprises: a plurality of frame plates which are fixedly connected in sequence, an installation opening for placing the net-shaped box is formed in one of the frame plates; and a baffle which is fixed to two ends of the frame plate.

[0015] Through the technical scheme, the frame body limits the position of the net-shaped box from the side, and the baffle limits the position of the net-shaped box from the front and back, so that the net-shaped box is stably placed in the frame body.

[0016] In an embodiment of the present application, the frame body further comprises a limiting plate which is detachably fixed to the frame plate and located at the installation opening.

[0017] Through the technical scheme, the limiting plate is fixed on the frame plate when the air filter core normally operates, the limiting plate fixes the net-shaped box in the frame body, so that the stability during operation is improved; and when the filter paper is replaced, the limiting plate is disassembled, and then the net-shaped box can be pulled out.

[0018] In an embodiment of the present application, the frame plate in which the installation opening is formed is provided with a sliding groove for slidingly assembling the limiting plate, the length direction of the sliding groove is perpendicular to the opening direction of the installation opening, and the limiting plate is fixed on the frame plate by a screw after being slid to a position for blocking the installation opening.

[0019] Through the technical scheme, the chute has the function of conveniently positioning the limiting plate, and positioning of the limiting plate can be completed by putting the limiting plate into the chute again after the filter paper is replaced, so that the filter paper replacement is more convenient and fast.

[0020] As described above, the drawer type air filter element has the following beneficial effects:

[0021] When the filter paper is replaced, the net-shaped box is pulled out of the frame body, then the net cover and the net box are opened, then the filter paper is taken out of the net box; the new filter paper which is pre-folded into a wave shape is put into the net box, and each first net plate is inserted between the two layers of filter paper during the putting, then the net cover is covered on the net box, and each second net plate is also inserted between the two layers of filter paper during the covering, the first net plate and the second net plate are used to support the filter paper and maintain the wave shape of the filter paper during operation, so as to ensure the filtering effect, and after the filter paper is installed, the net-shaped box is put into the frame body again, so that the filter paper can be conveniently replaced, and the remaining structures can be used repeatedly except the filter paper, so that the use cost is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 A frame body schematic diagram of the drawer type air filter element disclosed in the embodiment of the present application is shown.

[0023] Figure 2 A net-shaped box schematic diagram of the drawer type air filter element disclosed in the embodiment of the present application is shown.

[0024] Explanation of technical feature labels in the drawings:

[0025] 1, frame body; 2, net-shaped box; 3, net box; 4, net cover; 5, first net plate; 6, second net plate; 7, containing cavity; 8, buckle; 9, frame plate; 10, mounting port; 11, baffle; 12, limiting plate; 13, chute. DETAILED DESCRIPTION

[0026] The implementation of the present application will be described below by specific embodiments, and those skilled in the art can easily understand other advantages and effects of the present application from the content disclosed in the specification. It should be noted that the following embodiments and features in the embodiments can be combined with each other without conflict.

[0027] Please refer to Figure 1 The present application provides a drawer type air filter element, which comprises:

[0028] The frame body 1 comprises: a plurality of frame plates 9 fixedly connected and spliced, in the embodiment, the frame plates 9 are provided with four pieces, the four frame plates 9 are spliced in a rectangular shape, and a mounting port 10 is formed in one frame plate 9; and a plurality of baffles 11 fixed at both ends of the frame plate 9.

[0029] Please refer to Figure 2 , the net box 2 is pulled out from the frame body 1, then the net cover 4 and the net box 3 are opened, and then the filter paper is taken out of the net box 3; the new filter paper is put into the net box 3, and each first net plate 5 is inserted between two layers of filter paper during the putting, then the net cover 4 is covered on the net box 3, and each second net plate 6 is also inserted between two layers of filter paper during the covering, the first net plate 5 and the second net plate 6 are used to support the filter paper, so that the filter paper maintains a wave shape during operation, thereby guaranteeing the filtering effect, and after the filter paper is installed, the net box 2 is put into the frame body 1 again, so that the filter paper is conveniently replaced, and the remaining structures can be used repeatedly except the filter paper, thereby reducing the use cost.

[0030] Please refer to Figure 2 , the edge of the net cover 4 is provided with buckles 8 for clamping and fixing the net cover 4 and the net box 3, the buckles 8 are circumferentially arranged on the edge of the net cover 4, the plurality of buckles 8 improve the fixing strength of the net cover 4 and the net box 3, thereby improving the stability of the fixed filter paper and ensuring that the filter paper has sufficient fixing strength during operation.

[0031] Please refer to Figure 1 , the frame plate 9 provided with the mounting port 10 is provided with a sliding groove 13 for sliding assembly of the limiting plate 12, the length direction of the sliding groove 13 is perpendicular to the opening direction of the mounting port 10, only one end of the sliding groove 13 is provided as an opening, the limiting plate 12 is put into the sliding groove 13 from the opening and slides to the end of the sliding groove 13, the limiting plate 12 is in a position of blocking the mounting port 10, then the limiting plate 12 is fixed with the frame plate 9 through screws, the limiting plate 12 can be fixed on the frame plate 9, and the frame plate 9 is provided with a threaded hole for screwing in advance, the sliding groove 13 plays a role of facilitating positioning of the limiting plate 12, and after the filter paper is replaced, the limiting plate 12 is repositioned by being put into the sliding groove 13 again, so that the replacement of the filter paper is more convenient and fast.

[0032] The utility model discloses when replacing filter paper, the net box 2 is pulled out from the frame body 1, then the net cover 4 and the net box 3 are opened, and then the filter paper is taken out of the net box 3;The new filter paper is put into the net box 3, and each first net plate 5 is inserted between two layers of filter paper during the putting, then the net cover 4 is covered on the net box 3, and each second net plate 6 is also inserted between two layers of filter paper during the covering, the first net plate 5 and the second net plate 6 are used to support the filter paper, so that the filter paper maintains a wave shape during operation, thereby guaranteeing the filtering effect, and after the filter paper is installed, the net box 2 is put into the frame body 1 again, so that the filter paper is conveniently replaced, and the remaining structures can be used repeatedly except the filter paper, thereby reducing the use cost.

[0033] The above embodiments only exemplarily illustrate the principles and effects of the present application, and are not used to limit the present application. All equivalent modifications or changes completed by those skilled in the art without departing from the spirit and technical thought disclosed by the present application should still be covered by the claims of the present application.

Claims

1. A drawer-type air filter cartridge, characterized by, Include: Frame (1) ; And, Pull type assembly in the frame (1) of the mesh box (2), including: mesh box (3) and mesh cover (4) buckled to the mesh box (3), the mesh box (3) is fixed with a plurality of first mesh plate (5) in the horizontal direction, a plurality of second mesh plate (6) is fixed on the mesh cover (4), the arrangement direction of the second mesh plate (6) is the same as that of the first mesh plate (5), the first mesh plate (5) and the second mesh plate (6) are arranged in different positions, so that the first mesh plate (5) and the second mesh plate (6) form a containing cavity (7) containing the filter paper folded into a wave shape.

2. The drawer-type air filter cartridge of claim 1 wherein, The edge of the mesh cover (4) is provided with a buckle (8) for fixing the mesh cover (4) and the mesh box (3).

3. The drawer-type air filter cartridge of claim 2 wherein, The buckle (8) is arranged around the edge of the mesh cover (4).

4. The drawer-type air filter cartridge of claim 1 wherein, The frame (1) includes: a plurality of frame plates (9) fixedly connected, one of the frame plates (9) is provided with a mounting port (10) for placing the mesh box (2); and a baffle (11) fixed to both ends of the frame plate (9).

5. The drawer-type air filter cartridge of claim 4 wherein, Also includes a limiting plate (12) detachably fixed to the frame plate (9) at the mounting port (10).

6. The drawer-type air filter cartridge of claim 5 wherein, The frame plate (9) provided with the mounting port (10) is provided with a sliding groove (13) for sliding assembly of the limiting plate (12), the length direction of the sliding groove (13) is perpendicular to the opening direction of the mounting port (10), and the limiting plate (12) is fixed to the frame plate (9) by screw after sliding to the position of blocking the mounting port (10).

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