Quick filter replacement device for purification workshop

Abstract

The utility model discloses a quick-change filter device for a purification workshop, which relates to the technical field of filters and comprises a filter body, a mounting frame and a connecting pipe, the filter body is positioned inside the mounting frame, the back of the mounting frame is communicated with one end of the connecting pipe, and the other end of the connecting pipe is communicated with the filter body. The bottom of the filter body is fixedly connected with an insertion limiting assembly, and the top of the filter body is provided with a movable positioning assembly. According to the utility model, the filter body is movably mounted in the mounting frame stably and conveniently by arranging the insertion limiting assembly and matching with the movable positioning assembly, and meanwhile, the filter can be conveniently disassembled, assembled and replaced, so that the problem that an existing filter needs to be regularly replaced during use is solved; the problems that the filter is fixed at the foremost end of the air treatment system of the purification workshop and is inconvenient to replace and use, air purification of the workshop is affected, and the use convenience of the filter is reduced are solved, and the effect of convenient replacement is achieved.

Description

Technical Field

[0001] This utility model relates to the field of filter technology, specifically a quick filter replacement device for cleanrooms. Background Technology

[0002] The primary filter in a cleanroom is the front-end air filtration component in the cleanroom's filtration system. It is mainly used to perform preliminary purification of the air entering the cleanroom, intercepting larger solid particulate impurities such as dust, lint, and large fiber fragments. Its filtration accuracy is generally around 5-10μm. It is the first line of defense for cleanroom air purification. At the same time, because primary filters are relatively inexpensive, they are usually replaced every 3-6 months when they are damaged.

[0003] For example, a primary filter for a factory workshop, disclosed in patent CN213610531U, mainly includes a filter frame, a mounting plate, a pop-out mechanism, a metal filter screen, an activated carbon filter screen, a primary non-woven fabric filter screen, and a secondary non-woven fabric filter screen. These filters, through their structural arrangement of the filter frame, mounting plate, pop-out mechanism, metal filter screen, activated carbon filter screen, primary non-woven fabric filter screen, and secondary non-woven fabric filter screen, ensure that the air in the factory workshop undergoes multiple filtration processes as it passes through the primary filter. Furthermore, this patent also includes a magnetic coil, a spring mechanism, and an electrode mechanism for installing the filter screen mechanism, thereby addressing the problems raised in the prior art.

[0004] Based on the search of patent numbers, and combined with the shortcomings of existing technologies, the following findings were made;

[0005] Existing filters need to be replaced regularly during use, but the filters themselves are fixed at the front end of the cleanroom air handling system, and the replacement and use are relatively inconvenient, which affects the air purification of the workshop and reduces the ease of use of the filters. Utility Model Content

[0006] To address the problems mentioned in the background art, the purpose of this utility model is to provide a quick-change filter device for cleanrooms, which has the advantage of easy replacement. This solves the problem that existing filters need to be replaced regularly during use, but the filters themselves are fixed at the front end of the cleanroom air handling system, and the replacement is inconvenient, which affects the air purification of the workshop and reduces the convenience of filter use.

[0007] To achieve the above objectives, this utility model provides the following technical solution: a quick-change filter device for cleanrooms, comprising a filter body, a mounting frame, and a connecting pipe. The filter body is located inside the mounting frame, and the back of the mounting frame is connected to one end of the connecting pipe. A plug-in limiting component is fixedly connected to the bottom of the filter body, and a movable positioning component is provided on the top of the filter body.

[0008] As a preferred embodiment of this utility model, the plug-in limiting component includes a limiting block, a limiting groove is formed at the bottom inside the mounting frame, the surface of the limiting block is movably connected to the inside of the limiting groove, limiting plates are movably connected to the outer sides of both sides of the filter body, a moving groove is formed on the outer side inside the mounting frame, and the surface of the limiting plate is movably connected to the inside of the moving groove.

[0009] In a preferred embodiment of this invention, the mobile positioning component includes a positioning groove, a positioning block is movably connected inside the positioning groove, a connecting plate is fixedly connected to the top of the positioning block, a hydraulic cylinder is fixedly connected to the top of the connecting plate, and the bottom of the hydraulic cylinder is movably mounted to the top of the mounting frame.

[0010] As a preferred embodiment of this utility model, a fixing plate is fixedly connected to the outer side of the limiting plate, and an electric push rod is fixedly connected to the outer side of the fixing plate. The outer side of the electric push rod is fixedly connected to the outer side of the inner wall of the moving groove.

[0011] As a preferred embodiment of this invention, a connecting groove is provided at the bottom of the mounting frame, and the top of the connecting plate is located inside the connecting groove.

[0012] As a preferred embodiment of this utility model, a double-headed cylinder is fixedly connected to the bottom of the connecting plate, a fixing groove is provided on the top of the filter body, a fixing block is fixedly connected to the outside of the double-headed cylinder, and the surface of the positioning block is located inside the fixing groove.

[0013] As a preferred embodiment of this utility model, both sides of the bottom of the connecting plate are fixedly connected to the bonding plate, and the surface of the bonding plate is located inside the fixing groove.

[0014] As a preferred embodiment of this utility model, the front of the mounting frame is provided with a movable groove, and a movable plate is movably connected inside the movable groove.

[0015] Compared with the prior art, the beneficial effects of this utility model are as follows:

[0016] 1. This utility model uses a plug-in limiting component and a moving positioning component to stably and conveniently install the filter body inside the mounting frame. It also allows for easy disassembly and replacement, solving the problem that existing filters need to be replaced regularly, but the filter itself is fixed at the front end of the cleanroom air handling system, and the replacement is inconvenient, which affects the air purification of the workshop and reduces the convenience of using the filter. This invention achieves the effect of easy replacement.

[0017] 2. By setting up a plug-in limiting component, when the filter body needs to be installed during use, the filter body is first moved into the installation frame, and then the limiting block is moved by the filter body so that the limiting block is inserted into the limiting groove. The limiting groove limits the movement of the bottom of the filter body by the limiting block, and the outer side of the filter body can be limited by the limiting plate, which enhances the installation and limiting stability of the filter body during use.

[0018] 3. By setting up a moving positioning component, this utility model can activate the hydraulic cylinder during use, causing the output end of the hydraulic cylinder to push the connecting plate to move. The movement of the connecting plate can push the positioning block to move, and the positioning block can be stably moved into the positioning groove. The positioning groove positions and fixes the filter body, enhancing the convenience of positioning during use. Attached Figure Description

[0019] Figure 1 This is a three-dimensional structural diagram of the present invention;

[0020] Figure 2 This is a schematic diagram of the three-dimensional disassembled structure of this utility model;

[0021] Figure 3 This utility model Figure 2 Enlarged structural diagram at point A in the middle.

[0022] In the diagram: 1. Filter body; 2. Mounting frame; 3. Connecting pipe; 4. Insertion limiting assembly; 41. Limiting block; 42. Limiting groove; 43. Limiting plate; 44. Moving groove; 5. Moving positioning assembly; 51. Positioning groove; 52. Positioning block; 53. Connecting plate; 54. Hydraulic cylinder; 6. Fixing plate; 7. Electric push rod; 8. Connecting groove; 9. Double-headed cylinder; 10. Fixing groove; 11. Fixing block; 12. Adhesive plate; 13. Movable groove; 14. Movable plate. Detailed Implementation

[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0024] like Figures 1 to 3As shown, the present invention provides a quick-change filter device for cleanrooms, including a filter body 1, a mounting frame 2 and a connecting pipe 3. The filter body 1 is located inside the mounting frame 2. The back of the mounting frame 2 is connected to one end of the connecting pipe 3. The bottom of the filter body 1 is fixedly connected to a plug-in limiting component 4, and the top of the filter body 1 is provided with a moving positioning component 5.

[0025] refer to Figure 2 The insertion limiting component 4 includes a limiting block 41. A limiting groove 42 is opened at the bottom inside the mounting frame 2. The surface of the limiting block 41 is movably connected to the inside of the limiting groove 42. Limiting plates 43 are movably connected to the outer sides of both sides of the filter body 1. A moving groove 44 is opened on the outer side inside the mounting frame 2. The surface of the limiting plate 43 is movably connected to the inside of the moving groove 44.

[0026] As a technical optimization of this utility model, by setting the plug-in limiting component 4, when the filter body 1 needs to be installed during use, the filter body 1 is first moved into the installation frame 2, and then the limiting block 41 is moved by the filter body 1, so that the limiting block 41 is inserted into the limiting groove 42, so that the limiting groove 42 limits the bottom movement of the filter body 1 by the limiting block 41, and at the same time, the outer side of the filter body 1 can be limited by the limiting plate 43, thereby enhancing the installation and limiting stability of the filter body 1 during use.

[0027] refer to Figure 3 The mobile positioning component 5 includes a positioning groove 51, a positioning block 52 is movably connected inside the positioning groove 51, a connecting plate 53 is fixedly connected to the top of the positioning block 52, a hydraulic cylinder 54 is fixedly connected to the top of the connecting plate 53, and the bottom of the hydraulic cylinder 54 is movably mounted to the top of the mounting frame 2.

[0028] As a technical optimization of this utility model, by setting the moving positioning component 5, the hydraulic cylinder 54 can be activated during use, so that the output end of the hydraulic cylinder 54 pushes the connecting plate 53 to move. The movement of the connecting plate 53 can push the positioning block 52 to move. The movement of the positioning block 52 can stably move into the interior of the positioning groove 51. The filter body 1 is positioned and fixed by the positioning groove 51, which enhances the convenience of positioning during use.

[0029] refer to Figure 2 A fixing plate 6 is fixedly connected to the outer side of the limiting plate 43, and an electric push rod 7 is fixedly connected to the outer side of the fixing plate 6. The outer side of the electric push rod 7 is fixedly connected to the outer side of the inner wall of the moving groove 44.

[0030] As a technical optimization of this utility model, by setting a fixed plate 6 and an electric push rod 7, the electric push rod 7 can be activated before installing the filter body 1, so that the output of the electric push rod 7 drives the fixed plate 6 to move outward. The movement of the fixed plate 6 drives the limiting plate 43 to move. The limiting plate 43 can move into the inside of the moving groove 44, so that the filter body 1 can move into the inside of the mounting frame 2. After the filter body 1 moves into the inside of the mounting frame 2, the electric push rod 7 can be activated again to reset, so that the output end of the electric push rod 7 pushes the fixed plate 6 to reset and move. The reset and movement of the fixed plate 6 can push the limiting plate 43 to move inward, thus limiting the movement of the filter body 1 on the outside.

[0031] refer to Figure 2 The bottom of the mounting frame 2 is provided with a connecting groove 8, and the top of the connecting plate 53 is located inside the connecting groove 8.

[0032] As a technical optimization of this utility model, by setting the connecting groove 8, the connecting plate 53 can be moved upward in use, the filter body 1 can be moved into the installation frame 2, and the limiting block 41 can be moved into the limiting groove 42, thereby enhancing the convenience of installation and disassembly in use.

[0033] refer to Figure 3 A double-headed cylinder 9 is fixedly connected to the bottom of the connecting plate 53, and a fixing groove 10 is opened on the top of the filter body 1. A fixing block 11 is fixedly connected to the outside of the double-headed cylinder 9, and the surface of the positioning block 52 is located inside the fixing groove 10.

[0034] As a technical optimization of this utility model, by setting up a double-headed cylinder 9, a fixing groove 10 and a fixing block 11, when it is necessary to disassemble the filter body 1 during use, the double-headed cylinder 9 can be activated, so that the output end of the double-headed cylinder 9 pushes the fixing block 11 to move. The positioning block 52 can move into the interior of the fixing groove 10 to limit the internal movement of the filter body 1. The hydraulic cylinder 54 can be reset by driving the filter body 1 to move upward through the connecting plate 53, the double-headed cylinder 9, the fixing block 11 and the fixing groove 10, which facilitates the user to disassemble the filter body 1.

[0035] refer to Figure 3 Both sides of the bottom of the connecting plate 53 are fixedly connected to the bonding plate 12, and the surface of the bonding plate 12 is located inside the fixing groove 10.

[0036] As a technical optimization of this utility model, by setting up a bonding plate 12, the bonding plate 12 is pushed and moved by the connecting plate 53. During use, the bonding plate 12 can be moved into the fixed groove 10 first, so as to avoid damage to the double-headed cylinder 9 due to movement deviation during use.

[0037] refer to Figure 2The front of the mounting frame 2 has a movable groove 13, and a movable plate 14 is movably connected inside the movable groove 13.

[0038] As a technical optimization of this utility model, by setting the movable groove 13 and the movable plate 14, the movable groove 13 can limit the movement of the movable plate 14 during use. When the filter body 1 is disassembled during use, after the filter body 1 is moved out of the inside of the limiting groove 42, the movable plate 14 can be pushed to move the movable plate 14 to the bottom of the filter body 1, supporting the bottom of the filter body 1 and preventing the filter body 1 from falling down again, making it convenient for the user to move the filter body 1 out of the mounting frame 2.

[0039] The working principle and usage process of this utility model are as follows: When installing the filter body 1, first move the filter body 1 into the mounting frame 2, then move the limiting block 41 through the filter body 1, so that the limiting block 41 moves and inserts into the limiting groove 42, so that the limiting groove 42 limits the bottom movement of the filter body 1 through the limiting block 41. At the same time, the limiting plate 43 can limit the movement of the outer side of the filter body 1, which enhances the installation and limiting stability of the filter body 1 during use. Then, the hydraulic cylinder 54 can be activated, so that the output end of the hydraulic cylinder 54 pushes the connecting plate 53 to move. The movement of the connecting plate 53 can push the positioning block 52 to move. The positioning block 52 can move stably into the positioning groove 51, and the positioning groove 51 positions and fixes the filter body 1, which enhances the positioning convenience during use. At the same time, the connecting plate 53 can push the double-headed cylinder 9, so that the double-headed cylinder 9 moves... The cylinder 9 moves into the positioning groove 51, enhancing the ease of installation and fixing during use. When disassembling, the double-headed cylinder 9 can be activated, causing the output end of the double-headed cylinder 9 to push the positioning block 52 to move. The positioning block 52 can move into the positioning groove 51, limiting the internal movement of the filter body 1. Then, the hydraulic cylinder 54 is activated to reset the movement, and the reset output of the hydraulic cylinder 54 can drive the connecting plate 53 to move upward. The movement of the connecting plate 53 can drive the filter body 1 to move upward through the double-headed cylinder 9, the fixing block 11, and the fixing groove 10. Then, by pushing the movable plate 14, the movable plate 14 is moved to the bottom of the filter body 1, preventing the filter body 1 from falling downward again. It is convenient for the user to close the double-headed cylinder 9. After the fixing block 11 and the double-headed cylinder 9 move out of the fixing groove 10, the filter body 1 is moved out of the mounting frame 2, achieving the effect of easy disassembly and replacement, and enhancing the ease of use of the filter.

[0040] In summary, this quick-change filter device for cleanrooms allows for the stable and convenient installation of the filter body 1 inside the mounting frame 2 via a plug-in limiting component 4 and a moving positioning component 5. It also facilitates easy disassembly and replacement, solving the problem that existing filters require periodic replacement, but are fixed at the front end of the cleanroom air handling system, making replacement inconvenient and affecting air purification, thus reducing the ease of use of the filters.

[0041] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A quick-change filter device for purifying a plant, comprising a filter body (1), a mounting frame (2) and a connecting pipe (3), characterized in that: The filter body (1) is located in the inside of the mounting frame (2), the back of the mounting frame (2) is connected with one end of the connecting pipe (3), the bottom of the filter body (1) is fixedly connected with the plug-in limiting assembly (4), and the top of the filter body (1) is provided with the moving positioning assembly (5).

2. A quick-change filter apparatus for purifying a plant according to claim 1, characterized in that: The plug-in limiting assembly (4) comprises a limiting block (41), a limiting groove (42) is formed in the bottom of the inside of the mounting frame (2), the surface of the limiting block (41) is movably connected with the inside of the limiting groove (42), the outer sides of the two sides of the filter body (1) are movably connected with limiting plates (43), and the outer sides of the inside of the mounting frame (2) are provided with moving grooves (44).

3. A quick change filter apparatus for purifying a plant according to claim 1, characterized in that: The moving positioning assembly (5) comprises a positioning groove (51), the inside of the positioning groove (51) is movably connected with a positioning block (52), the top of the positioning block (52) is fixedly connected with a connecting plate (53), the top of the connecting plate (53) is fixedly connected with a hydraulic cylinder (54), and the bottom of the hydraulic cylinder (54) is movably mounted on the top of the mounting frame (2).

4. A quick change filter apparatus for purifying a plant according to claim 2, wherein: The outer side of the limiting plate (43) is fixedly connected with a fixed plate (6), the outer side of the fixed plate (6) is fixedly connected with an electric push rod (7), and the outer side of the electric push rod (7) is fixedly connected with the inner wall of the moving groove (44).

5. A quick change filter assembly for purifying a plant according to claim 3, characterized in that: The bottom of the inside of the mounting frame (2) is provided with a connecting groove (8), and the top of the connecting plate (53) is located in the inside of the connecting groove (8).

6. A quick change filter apparatus for purifying a plant according to claim 3, characterized in that: The bottom of the connecting plate (53) is fixedly connected with a double-head air cylinder (9), the top of the filter body (1) is provided with a fixed groove (10), the outer side of the double-head air cylinder (9) is fixedly connected with a fixed block (11), and the surface of the positioning block (52) is located in the inside of the fixed groove (10).

7. A quick-change filter apparatus for purifying a plant according to claim 6, characterized in that: The bottom of the connecting plate (53) is fixedly connected with a double-head air cylinder (9), the top of the filter body (1) is provided with a fixed groove (10), the outer side of the double-head air cylinder (9) is fixedly connected with a fixed block (11), and the surface of the positioning block (52) is located in the inside of the fixed groove (10).

8. A quick change filter apparatus for purifying a plant according to claim 1, characterized in that: The bottom of the connecting plate (53) is fixedly connected with a double-head air cylinder (9), the top of the filter body (1) is provided with a fixed groove (10), the outer side of the double-head air cylinder (9) is fixedly connected with a fixed block (11), and the surface of the positioning block (52) is located in the inside of the fixed groove (10). The front of the mounting frame (2) is provided with a movable groove (13), and the movable groove (13) is movably connected with a movable plate (14).

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