Folding activated carbon filter

Abstract

The utility model relates to the technical field of filters, in particular to a folding activated carbon filter which comprises a metal outer frame mounted on a main body, L-shaped reinforcing blocks mounted at the corners of the periphery between the metal outer frame and the main body, a metal net mounted between the metal outer frame and the main body, and a connecting frame mounted in the main body, an activated carbon filter layer is mounted on the connecting frame. The activated carbon filter layer arranged in the device has the characteristic of large adsorption capacity, has excellent adsorption capacity on microorganisms and bacteria and particularly excellent adsorption capacity on low-concentration adsorbate, and the activated carbon fiber felt is easy to regenerate and high in desorption speed, so that the activated carbon filter layer is fully utilized, and the service life of the activated carbon filter layer is prolonged. The metal outer frame arranged on the main body of the activated carbon filter is firm and detachable, filter materials are convenient to replace, the purpose of reutilization is achieved, the activated carbon filter layer is of a folding type, the filter area of the filter is increased, the initial resistance is reduced, the ventilation quantity is increased, and then efficient filtering is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of filters, in particular to a foldable activated carbon filter. Background Art

[0002] The existing activated carbon filter uses an activated carbon filter element, which has a good effect on purifying the air. The filter element adopts a folding structure. Unfolding it can improve the purification efficiency, and folding it can improve the purification effect. When the filter plate type filter is in use, the air filter plate is prone to accumulate thick dust and viruses after a period of use, and the filter needs to be cleaned and maintained regularly. Although the dust is easy to clean, traditional activated carbon filters are difficult to disassemble and assemble. Therefore, in most cases, a new filter needs to be replaced. Therefore, it is troublesome and time-consuming to disassemble the filter, install the air filter plate or disassemble and replace the air filter plate, which causes many inconveniences during the installation, use and maintenance of the filter. A foldable activated carbon filter is needed to solve this problem. Utility Model Content

[0003] The purpose of the utility model is to provide a folded activated carbon filter to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a foldable activated carbon filter, comprising a metal outer frame installed on a main body, limiting members are installed at the four corners between the metal outer frame and the main body, a metal mesh is installed between the metal outer frame and the main body, a connecting frame is installed in the main body, and an activated carbon filter layer is installed on the connecting frame.

[0005] As a preferred technical solution of the utility model, a screw hole is installed on the limit member, and a second positioning bolt is threadedly connected to the screw hole, and the second positioning bolt penetrates the main body for fixing.

[0006] As a preferred technical solution of the utility model, a slot is provided on the front side of the main body, and the metal mesh and the connecting frame are both located in the slot.

[0007] As a preferred technical solution of the utility model, a crossbeam is fixedly mounted on the metal outer frame, a first positioning bolt is mounted on the crossbeam, and the first positioning bolt passes through the connecting frame and is fixed.

[0008] As a preferred technical solution of the present utility model, the operating temperature range of the activated carbon filter layer is -20°C to 130°C.

[0009] Compared with the prior art, the utility model has the following beneficial effects:

[0010] (1) The utility model is a foldable activated carbon filter. The activated carbon filter layer on the activated carbon filter provided in the device is made of activated carbon fibers specially used for air purification. It has the characteristics of large adsorption capacity, excellent adsorption capacity for microorganisms and bacteria, and particularly excellent adsorption capacity for low-concentration adsorbents. In addition, the activated carbon fiber felt is easy to regenerate and has a fast desorption speed, thereby making full use of the activated carbon filter layer.

[0011] (2) The utility model is a foldable activated carbon filter. The metal outer frame on the main body of the activated carbon filter arranged in the device is sturdy and detachable, which is convenient for replacing the filter material to achieve the purpose of reuse. The activated carbon filter layer adopts a foldable type, which increases the filter area of ​​the filter, reduces the initial resistance and increases the ventilation volume, thereby ensuring the high efficiency of the filtration. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0013] Figure 1 It is a structural schematic diagram of a folded activated carbon filter according to an embodiment of the utility model;

[0014] Figure 2 It is a structural schematic diagram of an outer frame of a foldable activated carbon filter according to an embodiment of the utility model;

[0015] Figure 3 It is a structural schematic diagram of a foldable activated carbon filter connection frame according to an embodiment of the utility model.

[0016] Reference numerals:

[0017] 1. Main body; 2. Metal outer frame; 3. Limiting piece; 4. Slotting; 5. Activated carbon filter layer; 6. Crossbeam; 7. Metal mesh; 8. First positioning bolt; 9. Screw hole; 10. Second positioning bolt; 11. Connection frame. DETAILED DESCRIPTION

[0018] Below, in conjunction with the accompanying drawings and specific implementation methods, the utility model is further described:

[0019] Example 1

[0020] See also Figure 1 and Figure 3Embodiment 1 is described, including a main body 1 having a metal outer frame 2 installed thereon, and limiting members 3 are installed at the four corners between the metal outer frame 2 and the main body 1, and a metal mesh 7 is installed between the metal outer frame 2 and the main body 1, and the metal mesh 7 is located at the front end of the activated carbon filter layer 5 to play a protective role, a connecting frame 11 is installed in the main body 1, and the activated carbon filter layer 5 is installed on the connecting frame 11, and a screw hole 9 is installed on the limiting member 3, and a second positioning bolt 10 is threadedly connected to the screw hole 9, and the second positioning bolt 10 penetrates the main body 1 for fixing, and a slot 4 is opened on the front of the main body 1, and the metal mesh 7 and the connecting frame 11 are both in the slot 4;

[0021] In this embodiment, the metal outer frame 2 set on the main body 1 is strong and detachable. The metal outer frame 2 can be disassembled by disassembling the limit members 3 at the four corners and the second positioning bolts 10 in the middle, so as to facilitate the replacement of the filter material and achieve the purpose of reuse.

[0022] Example 2

[0023] See also Figure 2 Example 2 is described. This embodiment further describes Example 1, including a metal outer frame 2, a crossbeam 6 is fixedly mounted on the metal outer frame 2, the arrangement of the crossbeam 6 ensures the strength of the metal outer frame 2, a first positioning bolt 8 is mounted on the crossbeam 6, the first positioning bolt 8 penetrates the connecting frame 11 and is fixed, and the operating temperature range of the activated carbon filter layer 5 is -20°C to 130°C;

[0024] In this embodiment, the activated carbon filter layer 5 contains materials such as cellulose and resin to ensure its stability and adsorption capacity.

[0025] In specific applications, the activated carbon filter layer 5 on the activated carbon filter provided in the device is made of activated carbon fibers specially used for air purification, and has a large adsorption capacity. The adsorption capacity of organic gases is several to ten times greater than that of traditional granular activated carbon (GAC), and the adsorption capacity of organic matter and precious metal ions is about 5 times higher than that of GAC. It has excellent adsorption capacity for microorganisms and bacteria, and is particularly excellent in adsorption capacity for low-concentration adsorbents. The gas adsorption speed is fast, and its adsorption speed is 2 to 3 orders of magnitude higher than that of GAC. In addition, the activated carbon fiber felt is easy to regenerate and has a fast desorption speed, thereby making full use of the activated carbon filter layer 5. The activated carbon filter provided contains materials such as cellulose and resin to ensure its stability and adsorption capacity. The metal outer frame 2 provided on the main body 1 is firm and detachable. The metal outer frame 2 is disassembled by disassembling the limit members 3 at the four corners and the second positioning bolts 10 in the middle, so that the filter material can be replaced easily to achieve the purpose of reusability. The activated carbon filter layer 5 adopts a folding type, which increases the filter area of ​​the filter, reduces the initial resistance and increases the ventilation volume, thereby ensuring high filtration efficiency.

[0026] In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "top", "bottom", "one side", "the other side", "front", "back", "middle part", "inside", "top end", "bottom end", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present invention; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance; in addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be a communication between the two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A folded activated carbon filter, characterized in that: The invention comprises a main body (1), a metal outer frame (2) being installed on the main body (1), limiting members (3) being installed at four corners between the metal outer frame (2) and the main body (1), a metal mesh (7) being installed between the metal outer frame (2) and the main body (1), a connecting frame (11) being installed in the main body (1), and an activated carbon filter layer (5) being installed on the connecting frame (11).

2. A folded activated carbon filter according to claim 1, characterized in that: The limiting member (3) is provided with a screw hole (9), the screw hole (9) is threadedly connected with a second positioning bolt (10), and the second positioning bolt (10) penetrates the main body (1) for fixing.

3. A folded activated carbon filter according to claim 1, characterized in that: The main body (1) is provided with a slot (4) on the front side, and the metal mesh (7) and the connection frame (11) are both located in the slot (4).

4. A folded activated carbon filter according to claim 1, characterized in that: A crossbeam (6) is fixedly mounted on the metal outer frame (2), a first positioning bolt (8) is mounted on the crossbeam (6), and the first positioning bolt (8) passes through the connecting frame (11) and is fixed.

5. A folded activated carbon filter according to claim 1, characterized in that: The operating temperature range of the activated carbon filter layer (5) is -20°C to 130°C.

Images