Detachable filter screen structure

Abstract

The detachable filter screen structure comprises a filter screen outer frame and a filter screen, a filter screen inner frame is arranged in the filter screen outer frame, movable grooves are formed in the left side and the right side in the filter screen inner frame, adjusting screw rods are arranged in the movable grooves, a first handle is arranged above the adjusting screw rods, and a second handle is arranged above the first handle. A pressing plate is arranged below the adjusting screw rod, a rubber pad is arranged below the pressing plate, driving gears are arranged on the upper side and the lower side of the filter screen inner frame correspondingly, driven gears are arranged on the left side and the right side of each driving gear correspondingly, and movable supporting rods are arranged at the front ends of the driven gears; a clamping block is arranged at the other end, away from the driven gear, of the movable supporting rod, and a second bevel gear is arranged at the front end of the driving gear. Under the action of the first handle, the pressing plate can be pushed through the adjusting screw rod for pressing, and the friction force can be increased through the rubber pad on the pressing plate.

Description

Technical Field

[0001] The utility model relates to the technical field of detachable filters, in particular to a detachable filter screen structure. Background Art

[0002] Filters can be used to filter flowing substances, usually including air filters, air conditioning filters, aquarium filters, exhaust filters, as well as various filters such as domestic water and industrial water filtration. These filters will become dirty or broken after long-term use and need to be disassembled and replaced.

[0003] The existing detachable filter structure has the following problems:

[0004] The existing detachable filter structure is complicated to disassemble, not convenient, and not easy to replace. In addition, many filters cannot be guaranteed to be tight and not shaken after installation. Therefore, we propose a detachable filter structure. Utility Model Content

[0005] The purpose of the present invention is to provide a detachable filter structure to solve the problems raised in the above background technology.

[0006] The unclamping device is a block diagram of a filter screen, wherein the unclamping device is a block diagram of a filter screen, and the unclamping device is a block diagram of a filter screen, wherein the unclamping device is a block diagram of a filter screen, and the unclamping device is a block diagram of a filter screen.

[0007] Preferably, the first handle is fixedly connected to the adjusting screw, the adjusting screw is fixedly connected to the pressing plate, and the pressing plate is fitted with the rubber pad.

[0008] Preferably, the filter inner frame has adjusting screws symmetrically distributed on the left and right sides, and symmetrically distributed on the upper and lower sides, and symmetrically distributed on the front and back, with a total of eight adjusting screws.

[0009] Preferably, the second handle is fixedly connected to the transmission shaft, the transmission shaft is fixedly connected to the first bevel gear, the first bevel gear is meshed with the second bevel gear, the driving gear is meshed with the driven gear, the driven gear is fixedly connected to the movable support rod, and the movable support rod is fixedly connected to the clamping block.

[0010] Compared with the prior art, the beneficial effects of the present invention are:

[0011] The utility model can push the pressing plate through the adjusting screw rod to perform pressing by the action of the first handle, and the rubber pad on the pressing plate can increase the friction force.

[0012] The adjusting screws on the inner frame of the filter screen of the utility model are symmetrical in pairs, which can play a pressing role.

[0013] The utility model can drive the first bevel gear to rotate through the transmission shaft through the action of the second handle, thereby driving the second bevel gear, and then driving the driving gear to rotate. Since the driving gear is engaged with the driven gear, the movable support rod can be driven to move through the driven gear, and then the clamping block is driven to clamp. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the front view structure of the utility model;

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

[0016] Figure 3 For this utility model Figure 1 A in the middle is an enlarged structural diagram;

[0017] Figure 4 For this utility model Figure 1 Enlarged structural diagram at point B in the middle.

[0018] In the figure: 1. Filter outer frame; 2. Filter inner frame; 3. Clamping block; 4. Filter; 5. Adjusting screw; 6. Rubber pad; 7. Movable groove; 8. First handle; 9. Pressing plate; 10. Movable support rod; 11. Transmission shaft; 12. Driving gear; 13. Driven gear; 14. Second handle; 15. First bevel gear; 16. Second bevel gear. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0020] See also Figure 1-4 The utility model provides a technical solution: a detachable filter structure, including a filter outer frame 1 and a filter 4, the interior of the filter outer frame 1 is provided with a filter inner frame 2, and movable grooves 7 are opened on the left and right sides of the interior of the filter inner frame 2, an adjusting screw 5 is provided inside the movable groove 7, a first handle 8 is provided above the adjusting screw 5, a pressure plate 9 is provided below the adjusting screw 5, and a rubber pad 6 is provided below the pressure plate 9. A driving gear 12 is provided on the upper and lower sides of the filter inner frame 2, and a driven gear 13 is provided on the left and right sides of the driving gear 12. A movable support rod 10 is provided at the front end of the driven gear 13, and a clamping block 3 is provided at the other end of the movable support rod 10 away from the driven gear 13. The front end of the driving gear 12 is provided with a second bevel gear 16, and the front end of the second bevel gear 16 is provided with a first bevel gear 15. A transmission shaft 11 is passed through the interior of the first bevel gear 15, and the input end of the transmission shaft 11 is connected to the second handle 14. The filter 4 is provided inside the filter inner frame 2.

[0021] like Figure 1 、 Figure 2 and Figure 3 As shown, further, the first handle 8 is fixedly connected to the adjusting screw 5, the adjusting screw 5 is fixedly connected to the pressure plate 9, and the pressure plate 9 is fitted with the rubber pad 6. Through the action of the first handle 8, the pressure plate 9 can be pushed by the adjusting screw 5 to be tightened, and the rubber pad 6 on the pressure plate 9 can increase the friction.

[0022] like Figure 1 、 Figure 2 and Figure 3 As shown, further, the filter inner frame 2 has adjusting screws 5 symmetrically distributed on the left and right sides, and symmetrically distributed on the upper and lower sides, and symmetrically distributed on the front and back. There are a total of eight adjusting screws 5. The adjusting screws 5 on the filter inner frame 2 are symmetrical in pairs, which can play a tightening role.

[0023] like Figure 1 、 Figure 3 and Figure 4 As shown, further, the second handle 14 is fixedly connected to the transmission shaft 11, the transmission shaft 11 is fixedly connected to the first bevel gear 15, the first bevel gear 15 is meshed with the second bevel gear 16, the driving gear 12 is meshed with the driven gear 13, the driven gear 13 is fixedly connected to the movable support rod 10, and the movable support rod 10 is fixedly connected to the clamping block 3. Through the action of the second handle 14, the first bevel gear 15 can be rotated by the transmission shaft 11, thereby driving the second bevel gear 16, and then driving the driving gear 12 to rotate. Since the driving gear 12 is meshed with the driven gear 13, the movable support rod 10 can be driven by the driven gear 13 to move, thereby driving the clamping block 3 for clamping.

[0024] Working principle: First, through the action of the first handle 8, the pressure plate 9 can be pushed by the adjusting screw 5, and moves in the movable groove 7 to press. The rubber pad 6 on the pressure plate 9 can increase the friction;

[0025] Next, the adjusting screws 5 on the inner frame 2 of the filter are symmetrical in pairs, which can play a role in tightening;

[0026] Finally, through the action of the second handle 14, the first bevel gear 15 can be driven to rotate through the transmission shaft 11, thereby driving the second bevel gear 16, and then driving the driving gear 12 to rotate. Since the driving gear 12 is engaged with the driven gear 13, the movable support rod 10 can be driven by the driven gear 13 to move, thereby driving the clamping block 3, which can clamp the filter screen 4 and fix the filter outer frame 1 and the filter inner frame 2.

[0027] Although the 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 variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A detachable filter structure, comprising a filter outer frame (1), a filter inner frame (2), a clamping block (3), a filter (4), an adjusting screw (5), a rubber pad (6), a movable groove (7), a first handle (8), a pressure plate (9), a movable support rod (10), a transmission shaft (11), a driving gear (12), a driven gear (13), a second handle (14), a first bevel gear (15), and a second bevel gear (16), characterized in that: A filter inner frame (2) is provided inside the filter outer frame (1), a filter (4) is provided inside the filter inner frame (2), movable grooves (7) are provided on the left and right sides of the filter inner frame (2), an adjusting screw (5) is provided inside the movable groove (7), a first handle (8) is provided above the adjusting screw (5), a pressing plate (9) is provided below the adjusting screw (5), and a rubber pad (6) is provided below the pressing plate (9).

2. A detachable filter structure according to claim 1, characterized in that: The first handle (8) is fixedly connected to the adjusting screw (5), the adjusting screw (5) is fixedly connected to the pressing plate (9), and the pressing plate (9) is fitted with the rubber pad (6).

3. The detachable filter structure according to claim 1, characterized in that: The filter inner frame (2) is provided with adjusting screws (5) symmetrically distributed on the left and right sides, and symmetrically distributed on the upper and lower sides, and symmetrically distributed on the front and back. There are eight adjusting screws (5) in total.

4. The detachable filter structure according to claim 1, characterized in that: A driving gear (12) is provided on both upper and lower sides of the filter inner frame (2), a driven gear (13) is provided on both left and right sides of the driving gear (12), a movable support rod (10) is provided at the front end of the driven gear (13), a clamping block (3) is provided at the other end of the movable support rod (10) away from the driven gear (13), a second bevel gear (16) is provided at the front end of the driving gear (12), a first bevel gear (15) is provided at the front end of the second bevel gear (16), a transmission shaft (11) is passed through the interior of the first bevel gear (15), and the input end of the transmission shaft (11) is connected to a second handle (14).

5. The detachable filter structure according to claim 1, characterized in that: The second handle (14) is fixedly connected to the transmission shaft (11), the transmission shaft (11) is fixedly connected to the first bevel gear (15), the first bevel gear (15) is meshed with the second bevel gear (16), the driving gear (12) is meshed with the driven gear (13), the driven gear (13) is fixedly connected to the movable support rod (10), and the movable support rod (10) is fixedly connected to the clamping block (3).

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