Filter with replaceable filter membrane filter element

Abstract

The utility model provides a filter with a replaceable filter membrane filter element, which relates to the technical field of filter processing, and comprises a filter main body, an upper cover is arranged at the top of the filter main body, convenient disassembly and assembly components are connected to two sides of the surface, close to the upper cover, of the filter main body, and each convenient disassembly and assembly component comprises a fixing block. Two groups of springs are connected into each group of fixing blocks, inserting rods are inserted into the springs, handles are fixedly connected to one ends of the two groups of inserting rods, and push blocks are fixedly connected to the other ends of the two groups of inserting rods. According to the utility model, when the filter element in the filter main body needs to be replaced, the two groups of handles can be simultaneously pulled towards the two sides, so that the insertion blocks can be pulled out from the insertion holes, and at the moment, the upper cover is directly taken down from the top of the filter main body, and the filter element in the filter main body is replaced; the problem that the filter element is very inconvenient to replace when the upper cover of the existing filter main body is detached is solved, and the convenience of replacing the filter element is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of filtration processing, in particular to a filter with a replaceable filter membrane filter element. Background Art

[0002] A membrane filter is a device that uses a membrane-like technology to perform microscopic filtration on a very small scale. Its core component is the filter membrane, which is a thin film filled with even smaller pores prepared on a microporous support layer and can achieve filtering processing of materials.

[0003] As disclosed in publication number CN206168232U, a filter with a replaceable filter membrane cartridge comprises a housing and a filter membrane cartridge located within the housing, the housing comprising an upper cover and a barrel body, the lower port of the upper cover being provided with an outwardly extending annular folding edge 1, the upper port of the barrel body being provided with an outwardly extending annular folding edge 2, and an integrated quick-connect clamp covering the annular folding edge 1 and the annular folding edge 2 to securely connect the upper cover and the barrel body. The housing of the filter with a replaceable filter membrane cartridge in this utility model utilizes an integrated quick-connect clamp to achieve rapid relative closing or opening of the upper cover and the barrel body, facilitating replacement of the filter membrane cartridge. Furthermore, the integrated quick-connect clamp is hinged at one end and locked at the other end, which not only increases the degree of freedom of its opening diameter but also reduces the number of components. Furthermore, by improving the structure of the connection at the other end of the clamp and the locking structure, the filter locking and disassembly convenience of the replaceable filter membrane cartridge are effectively improved.

[0004] This patent can realize the disassembly of the upper cover through the locking structure, so as to replace the internal filter element. However, the existing replacement method requires first removing the clamp, then separating the upper cover and the filter, and replacing the filter element. This fixing method reduces the convenience of disassembling the upper cover and the filter, thereby reducing the work efficiency when replacing the filter element. Therefore, we propose a new type of filter with a replaceable filter membrane filter element. Utility Model Content

[0005] The purpose of the utility model is to solve the problem that the existing replacement method in the prior art requires first removing the clamp, then separating the upper cover and the filter, and replacing the filter element. This fixing method reduces the convenience of disassembling the upper cover and the filter, thereby reducing the work efficiency when replacing the filter element.

[0006] In order to achieve the above-mentioned purpose, the present invention adopts the following technical solution: a filter with a replaceable filter membrane filter element, comprising a filter body, a top cover is provided on the top of the filter body, and convenient disassembly and assembly components are connected on both sides of the surface of the filter body close to the upper cover, the convenient disassembly and assembly components include a fixed block, two groups of springs are connected to the interior of each group of the fixed blocks, and a plug rod is inserted into the interior of the spring, one end of the two groups of the plug rods is fixedly connected to a handle, and the other end of the two groups of the plug rods is fixedly connected to a push block, one side of the push block is connected to the plug block, and holes are provided on the outer surfaces of both sides of the upper cover, and a sealing ring is provided between the filter body and the upper cover.

[0007] Furthermore, an oblique opening is provided on one side of the inserting block, and the position and size of the inserting block match the position and size of the jack.

[0008] Furthermore, a snap-fit ​​connection is formed between the inserting block and the inserting hole, and the outer surface of the pushing block is in contact with the inner surface of the fixing block.

[0009] Furthermore, a notch matching the sealing ring is provided at the bottom of the upper cover.

[0010] Furthermore, a protective component is connected to the outer surface of the filter body, and the protective component includes a protective shell. Two groups of the protective shells are respectively sleeved on both side surfaces of the filter body.

[0011] Furthermore, a side ear is connected to the surface of the protective shell, a bolt is inserted into the interior of the side ear, and a nut is connected to the surface of the bolt.

[0012] Furthermore, the outer surface of the filter body is in contact with the inner wall of the protective shell, and the bolt passes through the side ear and forms a threaded connection with the nut.

[0013] Compared with the prior art, the advantages and positive effects of the present invention are:

[0014] 1. In the present invention, when the filter element inside the filter body needs to be replaced, the two sets of handles can be pulled to both sides at the same time, so that the plug can be pulled out of the socket. At this time, the upper cover can be directly removed from the top of the filter body, and the internal filter element can be replaced. This avoids the problem of the existing filter body being very inconvenient when removing the upper cover to replace the filter element, and improves the convenience of replacing the filter element.

[0015] 2. In the present invention, the protective shell protects the filter body, which can effectively prevent the filter body from being hit during transportation, installation or use, reduce the problem of damage caused by accidental impact, and increase the service life of the filter body. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The utility model provides a three-dimensional structural diagram of a filter with a replaceable filter membrane filter element;

[0017] Figure 2 This is a schematic diagram of the three-dimensional structure of a filter with a replaceable filter membrane element proposed in the utility model from another angle;

[0018] Figure 3 This is a schematic diagram of the explosion structure of the upper cover of a filter with a replaceable filter membrane filter element proposed in the utility model;

[0019] Figure 4 The utility model provides a schematic cross-sectional structure diagram of a fixed block of a filter with a replaceable filter membrane filter element;

[0020] Figure 5 The utility model provides a schematic diagram of the explosion structure of a protective shell of a filter with a replaceable filter membrane filter element.

[0021] Legend: 1. Filter body; 2. Upper cover; 3. Easy disassembly and assembly assembly; 301. Fixing block; 302. Spring; 303. Insert rod; 304. Handle; 305. Push block; 306. Insert block; 307. Socket; 308. Sealing ring; 4. Protective assembly; 401. Protective shell; 402. Side ears; 403. Bolt; 404. Nut. DETAILED DESCRIPTION

[0022] In order to more clearly understand the above-mentioned purpose, features and advantages of the present invention, the present invention is further described below with reference to the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features therein can be combined with each other without conflict.

[0023] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments disclosed in the following specification.

[0024] Example 1, as Figure 1 - Figure 4As shown, the utility model provides a filter with a replaceable filter membrane element, including a filter body 1, a top cover 2 is provided on the top of the filter body 1, and both sides of the surface of the filter body 1 close to the top cover 2 are connected with convenient disassembly and assembly components 3, the convenient disassembly and assembly components 3 include fixed blocks 301, the interior of each set of fixed blocks 301 is connected to two groups of springs 302, the interior of the springs 302 is plugged with a rod 303, one end of the two groups of rods 303 is fixedly connected to a handle 304, and the other end of the two groups of rods 303 is fixedly connected to Push block 305, one side of the push block 305 is connected to the plug block 306, the outer surfaces of both sides of the upper cover 2 are provided with a socket 307, a sealing ring 308 is provided between the filter body 1 and the upper cover 2, and an oblique opening is provided on one side of the plug block 306. The position and size of the plug block 306 match the position and size of the socket 307, and a snap-fit ​​connection is formed between the plug block 306 and the socket 307. The outer surface of the push block 305 fits against the inner surface of the fixed block 301, and the bottom of the upper cover 2 is provided with a notch that matches the sealing ring 308.

[0025] The effect achieved by the entire embodiment 1 is that when the filter body 1 needs to be replaced after a long period of use, the two sets of handles 304 can be pulled to both sides at the same time, so that the handles 304 can drive the push block 305 to squeeze the spring 302 through the insertion rod 303, and drive the insertion block 306 to be completely withdrawn from the insertion hole 307. At this time, the upper cover 2 can be directly removed from the top of the filter body 1, and the internal filter element can be replaced. After the filter element is replaced, the position of the insertion hole 307 of the upper cover 2 can be aligned with the position of the insertion block 306, and the sealing ring 308 can be placed When the filter element is fully inserted into the filter body 1, the spring 302 will automatically push the push block 305 through the elastic force to drive the plug 306 to be inserted into the insertion hole 307 for fixing, thereby completing the rapid disassembly of the upper cover 2 and then completing the rapid replacement of the internal filter element, avoiding the problem that the existing filter body 1 is very inconvenient when removing the upper cover 2 to replace the filter element, and improving the convenience of replacing the filter element.

[0026] Example 2, as Figure 1 、 Figure 2 and Figure 5As shown, the outer surface of the filter body 1 is connected to a protective component 4, which includes a protective shell 401. Two groups of protective shells 401 are respectively sleeved on the two side surfaces of the filter body 1. The surface of the protective shell 401 is connected to a side ear 402. The inside of the side ear 402 is inserted with a bolt 403. The surface of the bolt 403 is connected with a nut 404. The outer surface of the filter body 1 fits the inner wall of the protective shell 401. The bolt 403 passes through the side ear 402 and forms a threaded connection with the nut 404.

[0027] The effect achieved by the entire embodiment 2 is that the two sets of protective shells 401 can be attached to the surface of the filter body 1, and then the bolts 403 are passed through the side ears 402 and connected and fixed with the nuts 404. In this way, the filter body 1 can be protected by the protective shell 401, which can effectively prevent the filter body 1 from being hit during transportation, installation or use, reduce the problem of damage caused by accidental impact, and improve the service life of the filter body 1.

[0028] Working principle: When the filter element inside the filter body 1 needs to be replaced, the two sets of handles 304 can be pulled to both sides at the same time, so that the plug block 306 can be pulled out from the socket 307. At this time, the upper cover 2 can be removed directly from the top of the filter body 1, and the internal filter element can be replaced. This avoids the problem that the existing filter body 1 is very inconvenient when removing the upper cover 2 to replace the filter element, improves the convenience of replacing the filter element, and is protected by the protective shell 401, which can effectively prevent the filter body 1 from being hit during transportation, installation or use, reduce the problem of damage caused by accidental impact, and increase the service life of the filter body 1.

[0029] The above are merely preferred embodiments of the present invention and do not limit the present invention in any other form. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention shall still fall within the scope of protection of the technical solution of the present invention.

Claims

1. A filter with a replaceable filter membrane element, comprising a filter body (1), characterized in that: An upper cover (2) is provided on the top of the filter body (1), and convenient disassembly and assembly components (3) are connected to both sides of the surface of the filter body (1) close to the upper cover (2); The convenient disassembly and assembly component (3) includes a fixed block (301), two groups of springs (302) are connected to the interior of each group of the fixed blocks (301), an insertion rod (303) is inserted into the interior of the spring (302), one end of the two groups of the insertion rods (303) is fixedly connected to a handle (304), the other end of the two groups of the insertion rods (303) is fixedly connected to a push block (305), one side of the push block (305) is connected to an insertion block (306), both sides of the outer surface of the upper cover (2) are provided with a socket (307), a sealing ring (308) is provided between the filter body (1) and the upper cover (2), and the filter body (1) is provided with a sealing ring (308). The outer surface of the filter body (1) is connected to a protective assembly (4), the protective assembly (4) includes a protective shell (401), two groups of the protective shells (401) are respectively sleeved on the two side surfaces of the filter body (1), the surface of the protective shell (401) is connected to a side ear (402), the interior of the side ear (402) is plugged with a bolt (403), the surface of the bolt (403) is connected to a nut (404), the outer surface of the filter body (1) is in contact with the inner surface wall of the protective shell (401), and the bolt (403) passes through the side ear (402) to form a threaded connection with the nut (404).

2. The filter with a replaceable filter membrane cartridge according to claim 1, characterized in that: An oblique opening is provided on one side of the insert block (306), and the position and size of the insert block (306) match the position and size of the socket (307).

3. The filter with a replaceable filter membrane cartridge according to claim 2, characterized in that: The inserting block (306) and the inserting hole (307) form a snap-fit ​​connection, and the outer surface of the pushing block (305) is in contact with the inner wall surface of the fixing block (301).

4. The filter with a replaceable filter membrane cartridge according to claim 3, characterized in that: The bottom of the upper cover (2) is provided with a notch matching the sealing ring (308).

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