Air filter convenient to assemble

Abstract

The utility model relates to the technical field of air filters, and discloses a convenient-to-assemble air filter which comprises a fixing frame and a fixing block, a clamping groove is formed in the outer wall of the fixing frame, a clamping block is connected in the clamping groove in a clamping mode, a filter element is installed in a notch in the outer wall of the fixing frame, the filter element is fixedly connected with the clamping block, and the clamping block is fixedly connected with the fixing frame. And a screw rod is arranged on the clamping block in a penetrating manner and is in threaded connection with the fixed frame. According to the technical scheme, the clamping block is clamped into the clamping groove, the filter element can enter the fixing frame conveniently, the filter element and the fixing frame are located on the same horizontal plane, then the clamping block is locked and fixed through the screw rod, only the clamping block needs to be taken out of the clamping groove during disassembly, the filter element is taken out conveniently, and combination, disassembly and assembly are convenient and rapid.

Description

Technical Field

[0001] The utility model relates to the technical field of air filters, in particular to an air filter which is easy to assemble. Background Art

[0002] Air filter is a device that captures dust from gas-solid two-phase flow and purifies the gas through the action of porous filter materials. It sends the low-dust air into the room after purification to ensure the process requirements of the clean room and the air cleanliness in the general air-conditioned room.

[0003] The patent document with the announcement number CN202538552U that has been published discloses an air filter, including a fixed frame and a filter element, the edges of the filter element are embedded in the frame of the fixed frame, the material of the fixed frame is TPE, the filter element includes two layers of iron mesh and non-woven fabric sandwiched between the two layers of iron mesh, and the fixed frame and the filter element are integrally formed by an insert molding process. The air filter has good sealing performance, large ventilation volume, smooth and beautiful appearance, and can be recycled and degraded. It is particularly suitable for automobile engines and can effectively improve the combustion efficiency of the engine and increase power.

[0004] When the above device is in use, the filter element is installed inside the fixed frame, which is not conducive to the rapid assembly of the fixed frame and the filter element during installation and the assembly is difficult. Therefore, an air filter that is easy to assemble is needed. Utility Model Content

[0005] The utility model aims to provide an air filter which is easy to assemble and solves the problems raised in the background technology.

[0006] An embodiment of the present application provides an air filter that is easy to assemble, including a fixed frame and a fixed block. The outer wall of the fixed frame is provided with a slot, and the inside of the slot is engaged with a block. A filter element is installed in the notch of the outer wall of the fixed frame, and the filter element is fixedly connected to the block. A screw is passed through the block, and the screw is threadedly connected to the fixed frame.

[0007] By adopting the above technical solution, the card block is engaged with the inside of the card slot, and the filter element can enter the inside of the fixed frame, and the filter element and the fixed frame are on the same horizontal plane, and then the card block is locked and fixed by a screw. When disassembling, it is only necessary to take the card block out of the card slot, and the filter element will be taken out naturally. The combination and disassembly are convenient and quick.

[0008] Optionally, a fixing block is fixedly connected to the inner wall of the fixing frame, a spring is fixedly connected to a side of the fixing block facing the filter element, and the spring abuts against the filter element.

[0009] By adopting the above technical solution, when the screw is screwed out from the clamping block, the spring can quickly eject the filter element from the interior of the fixed frame, which is convenient for removing the filter element.

[0010] Optionally, a connecting block is fixedly connected to an outer wall of one side of the fixing block, a screw is passed through the connecting block, and the screw is threadedly connected to the fixing frame.

[0011] By adopting the above technical solution, under the action of the connecting block and the screws, the firmness of the installation of the fixing block can be further improved.

[0012] Optionally, the fixing frame is a hollow cube structure.

[0013] The adoption of the technical solution is conducive to the normal passage of air through the fixing frame.

[0014] Optionally, connecting rods are fixedly connected to both sides of the screw rod.

[0015] By adopting the above technical solution, the screw rod can be manually rotated more flexibly through the connecting rod.

[0016] Optionally, two filter elements are provided, and the two filter elements are symmetrically arranged.

[0017] By adopting the above technical solution, the air filtering effect is further improved.

[0018] Optionally, there are four card slots in total, and every two card slots form a group and are symmetrically arranged up and down.

[0019] By adopting the above technical solution, the stability of filter element installation is further improved.

[0020] Optionally, a receiving groove is provided at the top of the fixed frame, and damping shafts are installed on the inner walls on both sides of the receiving groove, and a handle is fixedly connected between the two damping shafts.

[0021] By adopting the above technical solution, the handle can be stored in the storage groove without taking up space, and the handle can improve the flexibility of the fixed frame during transportation.

[0022] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0023] The technical solution of the present application is to engage the card block into the inside of the card slot, so that the filter element can enter the inside of the fixed frame, and the filter element and the fixed frame are on the same horizontal plane, and then the card block is locked and fixed by a screw. When disassembling, it is only necessary to take the card block out of the card slot, and the filter element will be taken out naturally. The combination and disassembly are convenient and quick. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

[0025] Figure 1 This is a schematic diagram of the overall structure of an air filter that is easy to assemble according to the utility model;

[0026] Figure 2 This is a schematic cross-sectional view of an air filter that is easy to assemble according to the utility model;

[0027] Figure 3 This is an enlarged schematic diagram of the structure of region A of an air filter that is easy to assemble according to the utility model;

[0028] Figure 4 The utility model is a schematic diagram of a top view of an air filter that is easy to assemble.

[0029] In the figure: 1. connecting rod; 2. screw rod; 3. fixing frame; 4. clamping block; 5. clamping slot; 6. filter element; 7. fixing block; 8. spring; 9. connecting block; 10. screw; 11. storage slot; 12. handle; 13. damping shaft. DETAILED DESCRIPTION

[0030] See also Figure 1-4 The utility model provides a technical solution: an air filter that is easy to assemble, including a fixed frame 3 and a fixed block 7. The outer wall of the fixed frame 3 is provided with a card slot 5, and the inner part of the card slot 5 is connected with a card block 4 in a card-engaging manner. A filter element 6 is installed in the notch of the outer wall of the fixed frame 3, and the filter element 6 is fixedly connected to the card block 4. A screw 2 is passed through the card block 4, and the screw 2 is threadedly connected to the fixed frame 3.

[0031] In the technical solution of the utility model, if Figure 3 As shown, a fixing block 7 is fixedly connected to the inner wall of the fixing frame 3, and a spring 8 is fixedly connected to the side of the fixing block 7 facing the filter element 6, and the spring 8 abuts against the filter element 6; when the screw 2 is unscrewed from the clamping block 4, the spring 8 can quickly pop out the filter element 6 from the inside of the fixing frame 3, which is convenient for removing the filter element 6.

[0032] In the technical solution of the utility model, if Figure 3 As shown, a connecting block 9 is fixedly connected to an outer wall of one side of the fixing block 7, and a screw 10 is passed through the connecting block 9, and the screw 10 is threadedly connected to the fixing frame 3; under the action of the connecting block 9 and the screw 10, the firmness of the installation of the fixing block 7 can be further improved.

[0033] In the technical solution of the utility model, if Figure 1 As shown, the fixing frame 3 is a hollow cube structure, which is conducive to the normal passage of air through the fixing frame 3.

[0034] In the technical solution of the utility model, if Figure 1 As shown, connecting rods 1 are fixedly connected to both sides of the screw rod 2; the screw rod 2 can be manually rotated more flexibly through the connecting rods 1.

[0035] In the technical solution of the utility model, if Figure 2 As shown, there are two filter elements 6, which are symmetrically arranged, further improving the filtering effect on the air.

[0036] In the technical solution of the utility model, if Figure 1 As shown, there are four card slots 5 in total, with two card slots 5 forming a group and symmetrically arranged up and down, which further improves the installation stability of the filter element 6.

[0037] In the technical solution of the utility model, if Figure 4 As shown, a storage groove 11 is opened at the top of the fixed frame 3, and damping shafts 13 are installed on the inner walls on both sides of the storage groove 11, and a handle 12 is fixedly connected between the two damping shafts 13; the handle 12 can be stored through the storage groove 11 without taking up space, and the handle 12 can improve the flexibility of the fixed frame 3 when carrying.

[0038] When in use, first engage the block 4 into the inside of the slot 5, and the filter element 6 can enter the inside of the fixed frame 3, and the filter element 6 can be on the same horizontal plane as the fixed frame 3, and then lock and fix the block with the screw 2 to complete the assembly of the air filter. When disassembling, just unscrew the screw 2 from the block 4. Under the elastic action of the spring 8, the filter element 6 can be popped out from the inside of the fixed frame 3, which is conducive to the quick removal of the filter element 6.

[0039] 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. An air filter that is easy to assemble, characterized in that: The invention comprises a fixed frame (3) and a fixed block (7); a slot (5) is provided on the outer wall of the fixed frame (3); a block (4) is engaged and connected to the inside of the slot (5); a filter element (6) is installed in the notch of the outer wall of the fixed frame (3); the filter element (6) is fixedly connected to the block (4); a screw rod (2) is passed through the block (4); and the screw rod (2) is threadedly connected to the fixed frame (3).

2. An air filter that is easy to assemble according to claim 1, characterized in that: A fixing block (7) is fixedly connected to the inner wall of the fixing frame (3), and a spring (8) is fixedly connected to the side of the fixing block (7) facing the filter element (6), wherein the spring (8) abuts against the filter element (6).

3. The air filter that is easy to assemble according to claim 1, characterized in that: A connection block (9) is fixedly connected to an outer wall of one side of the fixing block (7), a screw (10) is passed through the connection block (9), and the screw (10) is threadedly connected to the fixing frame (3).

4. The air filter that is easy to assemble according to claim 1, characterized in that: The fixing frame (3) is a hollow cube structure.

5. The air filter that is easy to assemble according to claim 1, characterized in that: Connecting rods (1) are fixedly connected to both sides of the screw rod (2).

6. The air filter that is easy to assemble according to claim 1, characterized in that: A total of two filter cores (6) are provided, and the two filter cores (6) are symmetrically arranged.

7. The air filter that is easy to assemble according to claim 1, characterized in that: A total of four card slots (5) are provided, and every two card slots (5) form a group and are symmetrically arranged up and down.

8. The air filter that is easy to assemble according to claim 1, characterized in that: A receiving groove (11) is provided at the top of the fixed frame (3), and damping shafts (13) are installed on the inner walls on both sides of the receiving groove (11), and a handle (12) is fixedly connected between the two damping shafts (13).

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