Combined air filter frame with locking structure

Abstract

The utility model discloses a combined air filter frame with a locking structure, which relates to the technical field of air purification and comprises a filter outer frame, a fixing plate is fixedly mounted in the filter outer frame, a filter frame is movably mounted on the inner side of the fixing plate, a filter plate is movably mounted in the filter frame, and a locking structure is arranged on the filter plate. The top of the filter frame is movably sleeved with a connecting shaft column, and the bottom of the connecting shaft column extends to the top of the filter plate. According to the air filter frame, the sliding opening, the movable plate, the sleeve hole, the auxiliary block, the locking shaft column and the sleeve are matched with one another, so that the problems that when a filtering mechanism is installed on the air filter frame, the fixity is poor, and stable operation of a device is not facilitated are solved, the locking and fixing installation function is achieved, and the sleeving shaft and the base plate are connected to the top of the connecting shaft column in a sleeving mode; and in cooperation with the locking installation function of the locking shaft column and the sleeve, fixed installation of the device is facilitated, and the safety of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of air purification, in particular to a combined air filter frame with a locking structure. Background Technique

[0002] An air filter refers to an air filtering device, generally used in clean workshops, clean factories, laboratories and clean rooms, or for dust prevention of electronic machinery communication equipment, etc. There are five models of primary filters, medium-efficiency filters, high-medium-efficiency filters, sub-high-efficiency filters and high-efficiency filters. Each model has different standards and usage efficiencies. An air filter refers to an air filtering device, generally used in clean workshops, clean factories, laboratories and clean rooms.

[0003] In the existing technical solutions, the publication number: CN103357220A is proposed. A combined air filter includes a main frame. A fixed inner frame is also arranged inside the main frame. The fixed inner frame is formed by high-pressure plasticization of polyvinyl chloride and then ultrasonically plasticized and bonded. The working area of the air filter is divided into two parts. The front part is a physical filtering area using a fine glass fiber pleated core block, and the rear part is a chemical filtering area using a honeycomb activated carbon filter core block. Reinforcing film protection layers are arranged on the upper and lower surfaces of the chemical filtering area.

[0004] In order to solve the problems of filtering out odors and improving air quality, there are problems of limited space and complex manufacturing when adding a filtering section to the equipment, and the cost is relatively high, with obvious defects. The existing technology is to combine various air filtering methods, with better filtering effect and reduced installation and maintenance costs, which is a way of replacing products in the market. However, there will still be a situation where the fixing of the air filter frame is poor when installing the filtering mechanism, which is not conducive to the stable operation of the device. Content of the Utility Model

[0005] The purpose of the utility model is to provide a combined air filter frame with a locking structure to solve the problems mentioned in the above background technique.

[0006] To solve the above technical problems, the technical solution adopted by the utility model is:

[0007] A combined air filter frame with a locking structure includes an outer filter frame. A fixing plate is fixedly installed inside the outer filter frame. A filter frame is movably installed inside the fixing plate. A filter plate is movably installed inside the filter frame.

[0008] A connecting shaft column is movably sleeved on the top of the filter frame. The bottom of the connecting shaft column extends to the top of the filter plate. A locking mechanism is arranged on the outer side of the top of the connecting shaft column.

[0009] Both sides of the surface of the filter plate are provided with installation grooves, and a disassembly mechanism is arranged inside the installation grooves.

[0010] A further improvement of the technical solution of the present utility model lies in that: the locking mechanism includes a socket shaft, an auxiliary block is fixedly installed on the outer side of the socket shaft, a locking shaft column is arranged on the outer side of the auxiliary block, one end of the locking shaft column is fixedly connected with a sleeve, and a lock nut is threadedly connected inside the sleeve.

[0011] By adopting the above technical solution, through the mutual cooperation of the auxiliary block, the locking shaft column, the sleeve and the lock nut, the locking function is achieved.

[0012] A further improvement of the technical solution of the present utility model lies in that: a chassis is fixedly installed at the bottom of the socket shaft, a sliding port is opened on the outer side of the top of the chassis, a movable plate is movably installed inside the sliding port, a sleeve hole is opened on the top of the movable plate, and the outer side of the sleeve is movably installed inside the sleeve hole.

[0013] By adopting the above technical solution, through the mutual cooperation of the chassis, the sliding port, the movable plate and the sleeve hole, the function of convenient disassembly is achieved.

[0014] A further improvement of the technical solution of the present utility model lies in that: an upper sealing block is movably installed on the top of the chassis, a clamping interface is opened on the outer side of the upper sealing block, and the outer side of the locking shaft column is movably installed inside the clamping interface.

[0015] A further improvement of the technical solution of the present utility model lies in that: an upper cap is fixedly installed on the top of the upper sealing block, and the top of the upper cap is movably installed inside the top of the socket shaft.

[0016] A further improvement of the technical solution of the present utility model lies in that: an installation plate is movably installed inside the installation groove, a filter mesh plate is fixedly installed on one side of the installation plate, and a filter mesh is fixedly installed on the surface of the filter mesh plate.

[0017] By adopting the above technical solution, through the mutual cooperation of the filter mesh plate and the filter mesh, the filtering function is achieved.

[0018] A further improvement of the technical solution of the present utility model lies in that: the disassembly mechanism includes a plug-in block, a connection hole is opened inside the plug-in block, a rubber block is fixedly installed on the inner wall of the connection hole, a clamping column is movably installed inside the rubber block, and one end of the clamping column is arranged inside the installation plate.

[0019] By adopting the above technical solution, through the mutual cooperation of the plug-in block, the connection hole, the rubber block and the clamping column, the functions of convenient disassembly and installation are achieved.

[0020] Due to the adoption of the above technical solution, the technical progress achieved by the present utility model compared with the prior art is as follows:

[0021] 1. The present utility model provides a combined air filter frame with a locking structure. Through the mutual cooperation of the sliding port, movable plate, sleeve hole, auxiliary block, locking shaft column and sleeve, the problem that the air filter frame has poor fixity when installing the filtering mechanism, which is not conducive to the stable operation of the device, is solved, and the function of locking and fixing installation is achieved. By using the socket shaft and the chassis to be socketed on the top of the connecting shaft column and cooperating with the locking function of the locking shaft column and the sleeve, it is beneficial to the fixed installation of the device and improves the safety of the device.

[0022] 2. The present utility model provides a combined air filter frame with a locking structure. Through the mutual cooperation of the installation groove, plug-in block, connecting hole, rubber block and clamping column, the problem that the installation structure of the traditional filtering mechanism installed inside the filter frame is complex, which is not conducive to the later disassembly, washing and maintenance of the device and affects the convenient filtration of the device, is solved, and the function of disassembling and replacing the filter screen is achieved. By using the clamping column to be clamped inside the rubber block, the function of elastic clamping is achieved, which is beneficial to the convenient disassembly and installation of the device and increases the convenience of the device.

[0023] 3. The present utility model provides a combined air filter frame with a locking structure. Through the mutual cooperation of the chassis, sliding port, movable plate and sleeve hole, the problem that the disassembly function of the locking mechanism is poor, which is not conducive to the convenient disassembly function of the device and affects the maintenance of the device, is solved, and the function of convenient disassembly is achieved. By rotating the lock nut and cooperating with the sliding of the movable plate inside the sliding port, it is beneficial to the device to disassemble the locking mechanism and facilitate the further disassembly of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 is the structural schematic diagram of the present utility model;

[0025] Figure 2 is the structural schematic diagram of the filter frame of the present utility model;

[0026] Figure 3 is the structural schematic diagram of the chassis of the present utility model;

[0027] Figure 4 is the structural schematic diagram of the filter plate of the present utility model;

[0028] Figure 5 is the structural schematic diagram of the installation groove of the present utility model.

[0029] In the figure: 1. Outer frame of the filter; 2. Fixed plate; 3. Filter frame; 31. Chassis; 311. Sliding opening; 312. Movable plate; 313. Socket hole; 32. Upper cap; 321. Upper sealing block; 322. Card interface; 33. Socket shaft; 331. Auxiliary block; 332. Locking shaft column; 333. Sleeve; 34. Connecting shaft column; 4. Filter plate; 41. Installation groove; 411. Insertion block; 412. Connecting hole; 413. Rubber block; 414. Card column; 42. Installation plate; 43. Filter mesh plate; 44. Filter screen. Detailed implementation mode

[0030] The following further elaborates on the present utility model in conjunction with the embodiments:

[0031] As Figures 1-5 shown, the present utility model provides the following technical solutions.

[0032] Embodiment 1

[0033] This embodiment provides a combined air filter frame with a locking structure, including an outer frame 1 of the filter. A fixed plate 2 is fixedly installed inside the outer frame 1 of the filter. A filter frame 3 is movably installed inside the fixed plate 2. A filter plate 4 is movably installed inside the filter frame 3. A connecting shaft column 34 is movably sleeved on the top of the filter frame 3. The bottom of the connecting shaft column 34 extends to the top of the filter plate 4. A locking mechanism is arranged on the outer side of the top of the connecting shaft column 34. The locking mechanism includes a socket shaft 33. An auxiliary block 331 is fixedly installed on the outer side of the socket shaft 33. A locking shaft column 332 is arranged on the outer side of the auxiliary block 331. One end of the locking shaft column 332 is fixedly connected with a sleeve 333. A lock nut is threadedly connected inside the sleeve 333. The bottom of the socket shaft 33 is fixedly installed with a chassis 31. A sliding opening 311 is opened on the outer side of the top of the chassis 31. A movable plate 312 is movably installed inside the sliding opening 311. A socket hole 313 is opened on the top of the movable plate 312. The socket hole 313 is movably installed on the outer side of the sleeve 333. An upper sealing block 321 is movably installed on the top of the chassis 31. A card interface 322 is opened on the outer side of the upper sealing block 321. The card interface 322 is movably installed on the outer side of the locking shaft column 332. The top of the upper sealing block 321 is fixedly installed with an upper cap 32. The upper cap 32 is movably installed inside the top of the socket shaft 33. By installing the filter plate 4 inside the filter frame 3, and cooperating with the connecting shaft column 34 to be inserted into the top of the filter plate 4 from the top of the filter frame 3, and sleeving the socket shaft 33 and the chassis 31 on the top of the connecting shaft column 34, then clamping the upper sealing block 321 and the upper cap 32 on the top of the chassis 31, using the locking shaft column 332 to pass through the socket hole 313 and sleeve it on the auxiliary block 331, and threadedly installing a lock nut at the other end of the sleeve 333, the function of limit installation is achieved, facilitating the limit locking of the chassis 31 and being conducive to the convenient locking installation of the device.

[0034] Example 2

[0035] On the basis of Embodiment 1, this embodiment provides a technical solution: Preferably, an upper sealing block 321 is movably installed on the top of the chassis 31. A clamping interface 322 is opened on the outer side of the upper sealing block 321. The inside of the clamping interface 322 is movably installed on the outer side of the locking shaft column 332. An upper cap 32 is fixedly installed on the top of the upper sealing block 321. The inside of the upper cap 32 is movably installed on the top of the socket shaft 33. By sleeving the upper sealing block 321 and the upper cap 32 on the top of the chassis 31, it is convenient to provide a protection function for the locking mechanism, and it is sleeved on the outer side of the locking shaft column 332 in cooperation with the clamping interface 322 to achieve the function of limit installation, which is beneficial to the convenient limit of the locking mechanism.

[0036] Example 3

[0037] On the basis of Embodiment 1, this embodiment provides a technical solution: Preferably, mounting grooves 41 are opened on both sides of the surface of the filter plate 4. A disassembly mechanism is arranged inside the mounting grooves 41. The disassembly mechanism includes a plugging block 411. A connecting hole 412 is opened inside the plugging block 411. A rubber block 413 is fixedly installed on the inner wall of the connecting hole 412. A clamping column 414 is movably installed inside the rubber block 413. One end of the clamping column 414 is arranged inside the mounting plate 42. A mounting plate 42 is movably installed inside the mounting groove 41. A filter screen plate 43 is fixedly installed on one side of the mounting plate 42. A filter screen 44 is fixedly installed on the surface of the filter screen plate 43. By clamping the filter screen plate 43 and the mounting plate 42 inside the mounting groove 41, the clamping column 414 is clamped inside the rubber block 413. Using the elasticity of the rubber block 413, the clamping column 414 is elastically pressed to achieve the function of clamping and fixing, which is beneficial to the convenient disassembly of the device.

[0038] Next, the working principle of the combined air filter frame with a locking structure will be specifically described.

[0039] Such as Figures 1-5As shown in the figure, the filter plate 4 is installed inside the filter frame 3, and the connecting shaft column 34 is inserted into the top of the filter plate 4 from the top of the filter frame 3. Then, the socket shaft 33 and the chassis 31 are sleeved on the top of the connecting shaft column 34. Next, the upper sealing block 321 and the upper cap 32 are snap-connected to the top of the chassis 31. The locking shaft column 332 passes through the sleeve hole 313 and is sleeved on the auxiliary block 331, and a lock nut is threadedly installed at the other end of the sleeve 333 to achieve the function of limit installation, which is convenient for the chassis 31 to be limited and locked, and is beneficial to the convenient locking and installation of the device. The upper sealing block 321 and the upper cap 32 are sleeved on the top of the chassis 31, which is convenient for providing a protection function for the locking mechanism, and is sleeved on the outside of the locking shaft column 332 through the mating card interface 322 to achieve the function of limit installation, which is beneficial to the convenient limit of the locking mechanism. Then, the filter screen plate 43 and the mounting plate 42 are snap-connected inside the mounting groove 41, so that the clamping column 414 is snap-connected to the inside of the rubber block 413. By using the elasticity of the rubber block 413, the clamping column 414 is elastically pressed to achieve the function of clamping and fixing, which is beneficial to the convenient disassembly of the device.

[0040] The above text has generally described the present invention in detail. However, based on the present invention, some modifications or improvements can be made, which are obvious to those of ordinary skill in the technical field. Therefore, the modifications or improvements made without departing from the spirit of the present invention are within the protection scope of the present invention.

Claims

1. A combined air filter frame with a locking structure, comprising a filter outer frame (1), characterized in that: A fixing plate (2) is fixedly mounted inside the filter outer frame (1), a filter frame (3) is movably mounted inside the fixing plate (2), and a filter plate (4) is movably mounted inside the filter frame (3); The top of the filter frame (3) is movably sleeved with a connecting shaft column (34), the bottom of the connecting shaft column (34) extends to the top of the filter plate (4), and a locking mechanism is provided on the outer side of the top of the connecting shaft column (34); Mounting grooves (41) are provided on both sides of the surface of the filter plate (4), and a disassembly mechanism is provided inside the mounting groove (41).

2. The combined air filter frame with a locking structure according to claim 1, characterized in that: The locking mechanism comprises a sleeve shaft (33), an auxiliary block (331) is fixedly mounted on the outer side of the sleeve shaft (33), a locking shaft column (332) is arranged on the outer side of the auxiliary block (331), one end of the locking shaft column (332) is fixedly connected to a sleeve (333), and a locking cap is threadedly connected to the inner side of the sleeve (333).

3. The combined air filter frame with a locking structure according to claim 2, characterized in that: A chassis (31) is fixedly mounted on the bottom of the sleeve shaft (33); a sliding opening (311) is provided on the outer side of the top of the chassis (31); a movable plate (312) is movably mounted inside the sliding opening (311); a sleeve hole (313) is provided on the top of the movable plate (312); the inside of the sleeve hole (313) is movably mounted on the outer side of the sleeve (333).

4. The combined air filter frame with a locking structure according to claim 3, characterized in that: An upper sealing block (321) is movably mounted on the top of the chassis (31), a card interface (322) is provided on the outer side of the upper sealing block (321), and the interior of the card interface (322) is movably mounted on the outer side of a locking shaft column (332).

5. The combined air filter frame with a locking structure according to claim 4, characterized in that: An upper cap (32) is fixedly mounted on the top of the upper sealing block (321), and the interior of the upper cap (32) is movably mounted on the top of the sleeve shaft (33).

6. The combined air filter frame with a locking structure according to claim 1, characterized in that: A mounting plate (42) is movably mounted inside the mounting groove (41), a filter screen plate (43) is fixedly mounted on one side of the mounting plate (42), and a filter screen (44) is fixedly mounted on the surface of the filter screen plate (43).

7. The combined air filter frame with a locking structure according to claim 1, characterized in that: The disassembly mechanism comprises a plug-in block (411), a connection hole (412) is provided inside the plug-in block (411), a rubber block (413) is fixedly mounted on the inner wall of the connection hole (412), a clamping column (414) is movably mounted on the inner side of the rubber block (413), and one end of the clamping column (414) is arranged inside the mounting plate (42).

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