Filter element drawing and inserting type fan filter

Abstract

The utility model discloses a filter element drawing and inserting type fan filter which comprises a shell, fixing seats are arranged at the rear ends of the top and the bottom of the shell, an air inlet is formed in the middle position of the front end of the shell, an exhaust port is connected to the middle position of one side of the shell in an inserted mode, a negative pressure fan is arranged on one side in the exhaust port, and a negative pressure fan is arranged on the other side in the exhaust port. And a protective net is arranged on the other side between the inner side walls of the exhaust port. A dismounting assembly is arranged between the other side of the interior of a shell and one side of the interior of a filter element, during use, an insertion cylinder is inserted into one side of the interior of the filter element, then the filter element is inserted into the interior of the shell, a fastening sleeve is rotated through a dismounting screw cap, and the fastening sleeve is screwed into a connecting sleeve through threaded connection; the filter element is inserted into the insertion cylinder, the insertion position of the filter element and the insertion cylinder is sealed through the sealing gasket, so that the filter element can be conveniently and quickly mounted into the filter, the fastening sleeve can be screwed out by reversely rotating the dismounting screw cap, the filter element is pulled out for replacement, and the operability is higher.

Description

Technical Field

[0001] The utility model relates to the technical field of fan filters, in particular to a filter element plug-in fan filter. Background Art

[0002] The fan filter is an air purification device that combines a fan with a high-efficiency filter. The fan filter can effectively circulate, filter and purify the air in a certain area to ensure that the equipment and staff work in a clean air environment. Therefore, the fan filter is widely used in electronics, semiconductors, flat panel displays, biopharmaceuticals, food and other fields.

[0003] A filter element plug-in fan filter disclosed in the utility model with authorization announcement number CN220600100U belongs to the technical field of fan filters, including a frame and a mounting mechanism, the front and rear end surfaces of the frame are fixedly provided with connectors, the bottom of the connector is rotatably provided with a rotating plate, the internal movably provided with a filter element mounting frame of the frame, and one side of the filter element mounting frame is provided with a mounting mechanism. The utility model can facilitate the disassembly and replacement of the filter element through the structural design of the rotating plate, the pull block, the pull plate, the filter element mounting frame, the filter element main body and the mounting mechanism, thereby simplifying the installation steps, improving the work efficiency of workers, and solving the problem of fixing by fixing bolts during installation. In this way, when the filter element needs to be replaced, it is necessary to manually carry tools such as bolt cutters for disassembly, which is inconvenient, and when installing a new filter element after disassembly and replacement, it is necessary to screw the fixing bolts into the corresponding screw holes again, which will reduce the work efficiency of workers. However, during the application of this technical solution, a complex structure is used to realize the disassembly and replacement of the filter element. If a certain structure is stuck or damaged, the filter element cannot be replaced, and the location of the structure is not convenient for disassembly and repair. There is a technical problem that the fan filter element cannot be disassembled, assembled, and replaced more conveniently, quickly, stably and tightly. Utility Model Content

[0004] In order to overcome the deficiencies of the prior art, the utility model provides a filter element plug-in fan filter, which can solve the problem of disassembling and replacing the filter element through a complex structure. If a certain structure is stuck and damaged, the filter element cannot be replaced, and the location of the structure is inconvenient for disassembly and repair. There is a technical problem that the fan filter element cannot be disassembled and replaced more conveniently, quickly, stably and tightly.

[0005] To solve the above technical problems, the utility model provides the following technical solutions: a filter element plug-in fan filter, comprising a shell, a fixing seat is provided at the rear ends of the top and bottom of the shell, an air inlet is provided at the middle position of the front end of the shell, an exhaust port is plugged in at the middle position of one side of the shell, a negative pressure fan is provided on one side inside the exhaust port, a protective net is provided on the other side between the inner side walls of the exhaust port, a positioning seat is provided at the middle position of one side inside the shell, a filter element is provided inside the shell, a connecting sleeve is plugged in at the middle position of the other side inside the shell, a disassembly and assembly cover is provided on the outside of the connecting sleeve at the middle position of the other side of the shell, a fastening sleeve is provided on the inner side of the disassembly and assembly cover, a plug-in cylinder is provided on the inner side of the fastening sleeve, a sealing gasket is provided on one side of the fastening sleeve, and a stabilizing component is provided between the two sides outside the filter element and the two ends inside the shell.

[0006] As a preferred technical solution of the utility model, the fastening sleeve is inserted into the inner side of the connecting sleeve, the inner side wall of the connecting sleeve is provided with an internal thread, and the outer side of the fastening sleeve is provided with an external thread matching the internal thread.

[0007] As a preferred technical solution of the utility model, one side of the plug-in cylinder is plugged into one side of the interior of the filter element, and the sealing gasket is annular.

[0008] As a preferred technical solution of the utility model, the positioning seat is annular, and one side of the filter element is embedded in the inner side of the positioning seat.

[0009] As a preferred technical solution of the utility model, the stabilizing assembly includes a stabilizing sleeve, which is sleeved on both sides of the outside of the filter element, a buffer pad is provided on the inner side of the stabilizing sleeve, and a fixing rod is provided at the middle position on both sides of the two ends of the shell.

[0010] As a preferred technical solution of the utility model, the stabilizing sleeve is symmetrically arranged outside the filter element, and one end of the fixing rod is fixedly connected to the outer side of the stabilizing sleeve.

[0011] Compared with the prior art, the utility model can achieve the following beneficial effects:

[0012] 1. By arranging a disassembly assembly between the other side of the shell and one side of the filter element, when in use, the plug-in barrel is inserted into one side of the filter element, and then the filter element is inserted into the shell, and the fastening sleeve is rotated by the disassembly screw cover to screw it into the inside of the connecting sleeve through threaded connection, and the plug-in position of the filter element and the plug-in barrel is sealed by the sealing gasket, so that the filter element can be installed into the filter conveniently and quickly, and the fastening sleeve can be screwed out by rotating the disassembly screw cover in the opposite direction, so as to pull out the filter element for replacement, which is more operable;

[0013] 2. By setting a stabilizing component between the two sides of the outside of the filter element and the two ends of the inside of the shell, the stabilizing sleeve is fixedly connected to the inside of the shell through a fixing rod when in use. When installing the filter element, it is passed through the inside of the stabilizing sleeve. The filter element is stabilized by the stabilizing sleeve and the buffer pad arranged inside it, so as to avoid deformation and bending of the filter cartridge when the fan filter is working, which affects the normal disassembly, assembly and replacement operations, and the feasibility is strong. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0015] Figure 2 It is a side view stereoscopic structural schematic diagram of the utility model;

[0016] Figure 3 This is a schematic diagram of the front cross-sectional structure of the housing of the utility model;

[0017] Figure 4 It is a schematic diagram of a partial cross-sectional structure of a shell body of the present invention from a side view.

[0018] Among them: 1. Shell; 2. Air inlet; 3. Exhaust port; 4. Protective net; 5. Fixed seat; 6. Filter element; 7. Disassembly and assembly screw cap; 8. Negative pressure fan; 9. Positioning seat; 10. Stabilizing sleeve; 11. Plug-in sleeve; 12. Connecting sleeve; 13. Fastening sleeve; 14. Sealing pad; 15. Fixed rod; 16. Buffer pad. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features, purpose and efficacy of the utility model easy to understand, the utility model is further described below in conjunction with specific embodiments, but the following embodiments are only preferred embodiments of the utility model, not all. Based on the embodiments in the implementation mode, other embodiments obtained by those skilled in the art without creative work are all within the scope of protection of the utility model. The experimental methods in the following embodiments are conventional methods unless otherwise specified, and the materials, reagents, etc. used in the following embodiments are all commercially available unless otherwise specified.

[0020] Example

[0021] Please refer to Figure 1-4As shown, the utility model provides a filter element plug-in fan filter, including a shell 1, a fixing seat 5 is arranged at the rear ends of the top and bottom of the shell 1, an air inlet 2 is arranged at the middle position of the front end of the shell 1, an exhaust port 3 is plugged in at the middle position of one side of the shell 1, a negative pressure fan 8 is arranged on one side inside the exhaust port 3, a protective net 4 is arranged on the other side between the inner side walls of the exhaust port 3, an annular positioning seat 9 is arranged at the middle position of one side inside the shell 1, a filter element 6 is arranged inside the shell 1, one side of the filter element 6 is embedded into the inner side of the positioning seat 9, so as to stabilize the side of the filter element 6 plugged into the shell 1, when the filter is working, the air in the external environment is sucked into the inside of the shell 1 through the air inlet 2 through the negative pressure fan 8, and the air entering the filter is filtered and purified by the filter element 6, and then the filtered air is discharged through the exhaust port 3, and when the negative pressure fan 8 is running, the protective net 4 can prevent foreign matter from entering the exhaust port 3 and damaging the negative pressure fan 8;

[0022] As a further implementation of this embodiment, Figure 1-4 As shown, a connecting sleeve 12 is inserted at the middle position of the other side of the shell 1, a disassembly cover 7 is arranged on the outside of the connecting sleeve 12 at the middle position of the other side of the shell 1, a fastening sleeve 13 is arranged on the inner side of the disassembly cover 7, a ring-shaped sealing gasket 14 is arranged on one side of the fastening sleeve 13, an inner side wall of the connecting sleeve 12 is provided with an internal thread, an external thread matching the internal thread is arranged on the outside of the fastening sleeve 13, an inserting sleeve 11 is arranged on the inner side of the fastening sleeve 13, one side of the inserting sleeve 11 is inserted into one side of the inside of the filter element 6, and the fastening sleeve 13 is inserted into the inner side of the connecting sleeve 12. When the filter element 6 is installed in the filter First, insert the plug-in barrel 11 into one side of the interior of the filter element 6, so as to combine the filter element 6 with the disassembly and assembly screw cover 7. While the filter element 6 is inserted into the interior of the housing 1, the fastening sleeve 13 is rotated by the disassembly and assembly screw cover 7 to screw it into the interior of the connecting sleeve 12 through threaded connection, and the plug-in part of the filter element 6 and the plug-in barrel 11 is sealed by the sealing gasket 14, so as to achieve the purpose of conveniently and quickly installing the filter element 6 into the interior of the filter. When the filtration and purification performance of the filter element 6 decreases after long-term use, the disassembly and assembly screw cover 7 can be rotated in the opposite direction to screw out the fastening sleeve 13, so as to extract the filter element 6 for replacement, which is more operable.

[0023] When in use, the plug-in barrel 11 is inserted into one side of the filter element 6, and then the filter element 6 is inserted into the housing 1, and the fastening sleeve 13 is rotated by the disassembly and assembly screw cover 7 to screw it into the interior of the connecting sleeve 12 through threaded connection, and the plug-in part of the filter element 6 and the plug-in barrel 11 is sealed by the sealing gasket 14, so that the filter element 6 is installed in the filter, and the disassembly and assembly screw cover 7 is rotated in the reverse direction to screw out the fastening sleeve 13 and thus the filter element 6 is taken out;

[0024] As a further implementation of this embodiment, Figure 1-4As shown, a stabilizing component is arranged between the two sides of the outside of the filter element 6 and the two ends of the inside of the housing 1, and the stabilizing component includes a stabilizing sleeve 10, which is sleeved on the two sides of the outside of the filter element 6, and the stabilizing sleeve 10 is symmetrically arranged on the outside of the filter element 6. A buffer pad 16 is arranged on the inside of the stabilizing sleeve 10, and a fixing rod 15 is arranged at the middle position of both sides of the two ends inside the housing 1, and one end of the fixing rod 15 is fixedly connected to the outside of the stabilizing sleeve 10, and the position of the stabilizing sleeve 10 is positioned and stabilized by the fixing rod 15. When the filter element 6 is installed and passed through the inside of the stabilizing sleeve 10, the filter element 6 is stabilized by the stabilizing sleeve 10 and the buffer pad 16 arranged inside, thereby effectively avoiding the deformation and bending of the filter element 6 when the fan filter is working, affecting the normal disassembly and replacement operation, and the feasibility is strong;

[0025] When in use, the stabilizing sleeve 10 is fixedly connected to the inside of the housing 1 through the fixing rod 15. When installing the filter element 6, it is passed through the inside of the stabilizing sleeve 10. The filter element 6 is stabilized by the stabilizing sleeve 10 and the buffer pad 16 arranged inside the stabilizing sleeve 10, so as to avoid deformation and bending of the filter element 6 when the fan filter is working, which affects the normal disassembly, assembly and replacement operation, and has strong feasibility.

[0026] Specific working principle:

[0027] When using the fan filter, the filter is positioned and installed through the fixing seat 5, and then before installing the filter element 6, the plug-in cylinder 11 is inserted into one side of the filter element 6, and then the filter element 6 is inserted into the inside of the housing 1, and the fastening sleeve 13 is rotated by disassembling the screw cover 7 to screw it into the inside of the connecting sleeve 12 through threaded connection, and the plug-in position of the filter element 6 and the plug-in cylinder 11 is sealed by the sealing gasket 14, so that the filter element 6 is installed in the filter, and one side of the filter element 6 is inserted into the inside of the positioning seat 9 to limit the position of the other side of the filter element 6, and when installing the filter element 6, it is passed through the stabilizing sleeve 1 0, the filter element 6 is stabilized by the stabilizing sleeve 10 and the buffer pad 16 arranged inside the stabilizing sleeve 10, and when the filter is running, the air in the external environment is sucked into the interior of the housing 1 through the air inlet 2 by the negative pressure fan 8, and the air entering the filter is filtered and purified by the filter element 6, and then the filtered air is discharged through the exhaust port 3, and when the negative pressure fan 8 is running, the protective net 4 can prevent foreign matter from entering the exhaust port 3 and damaging the negative pressure fan 8, and after the filter has been used for a long time, the disassembly and assembly cover 7 can be rotated in the reverse direction to unscrew the fastening sleeve 13 and then the filter element 6 can be pulled out for replacement.

[0028] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A filter element plug-in fan filter, comprising a housing (1), characterized in that: The top and bottom rear ends of the shell (1) are provided with fixing seats (5), the middle position of the front end of the shell (1) is provided with an air inlet (2), the middle position of one side of the shell (1) is plugged with an exhaust port (3), one side of the exhaust port (3) is provided with a negative pressure fan (8), the other side between the inner side walls of the exhaust port (3) is provided with a protective net (4), a positioning seat (9) is provided at the middle position of one side of the interior of the shell (1), and a filter element (1) is provided inside the shell (1). 6), a connecting sleeve (12) is inserted at the middle position of the other side of the shell (1), a disassembly cover (7) is arranged on the outside of the connecting sleeve (12) at the middle position of the other side of the shell (1), a fastening sleeve (13) is arranged on the inside of the disassembly cover (7), an inserting cylinder (11) is arranged on the inside of the fastening sleeve (13), a sealing gasket (14) is arranged on one side of the fastening sleeve (13), and a stabilizing component is arranged between the two sides of the outside of the filter element (6) and the two ends of the inside of the shell (1).

2. A filter element plug-in fan filter according to claim 1, characterized in that: The fastening sleeve (13) is inserted into the inner side of the connecting sleeve (12); the inner side wall of the connecting sleeve (12) is provided with an internal thread; and the outer side of the fastening sleeve (13) is provided with an external thread matching the internal thread.

3. The filter element plug-in fan filter according to claim 1, characterized in that: One side of the plug-in cylinder (11) is plugged into one side of the interior of the filter element (6), and the sealing gasket (14) is annular.

4. The filter element plug-in fan filter according to claim 1, characterized in that: The positioning seat (9) is annular, and one side of the filter element (6) is embedded in the inner side of the positioning seat (9).

5. The filter element plug-in fan filter according to claim 1, characterized in that: The stabilizing assembly comprises a stabilizing sleeve (10), the stabilizing sleeve (10) being sleeved on both sides of the outside of the filter element (6), a buffer pad (16) being arranged on the inside of the stabilizing sleeve (10), and a fixing rod (15) being arranged at the middle position of both sides of the inside of the housing (1).

6. A filter element plug-in fan filter according to claim 5, characterized in that: The stabilizing sleeve (10) is symmetrically arranged outside the filter element (6), and one end of the fixing rod (15) is fixedly connected to the outer side of the stabilizing sleeve (10).

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