Filter element convenient to stably mount

Abstract

The utility model discloses a filter element convenient for stable installation, which comprises a filter element body, the two ends of the filter element body are fixedly connected with fixed heads, the inner parts of the two fixed heads are rotatably connected with adjusting gears at the central positions, and the outer surfaces of the two fixed heads are provided with four square through holes in a penetrating manner; the outer surfaces of the two adjusting gears are each engaged with four driven racks, and one end of each driven rack is fixedly connected with a pressing block. The two driven gears are driven to rotate by rotating the rotating shaft, and the driven rack meshed with the adjusting gear is driven to move in the rotating process of the adjusting gear, so that the pressing block slides in the square through hole, the rubber pad is in close contact with the inner wall of the filter cartridge, and the rubber pad is elastically deformed under the subsequent pressure action of the pressing block; the filter element and the filter cylinder are stably mounted, the structure is simple, mounting is firm, shaking is not prone to occurring, and the service life of the filter element is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of filter elements, in particular to a filter element which is easy to install stably. Background Art

[0002] Filter element is a professional term for filtering and purifying functions. It is a simple device for separating resources and resources in order to purify the original fluid. It is now mainly used in filtration industries such as oil filtration, air filtration, and water filtration. The main functions of the filter element include filtering impurities, separating substances, and reducing sound. There are many types of filter elements, including activated carbon filter elements, PP cotton filter elements, fiber filter elements, ultrafiltration filter elements, RO reverse osmosis filter elements, etc. Different types of filter elements have different filtering effects.

[0003] During the installation process of most current filter elements, it is necessary to first insert the filter element into the filter cartridge and then press and secure it by sealing the lid. This installation method makes the filter element prone to shaking after installation. Large shaking will cause the filter element to collide with the inner wall of the filter cartridge, causing damage to the filter element and resulting in economic losses. Utility Model Content

[0004] The purpose of the utility model is to provide a filter element that is easy to install stably, so as to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a filter element that is easy to install stably, including a filter element body, fixed heads are fixedly connected at both ends of the filter element body, and adjusting gears are rotatably connected inside the two fixed heads and located at the center position, and four square through holes are penetrated through the outer surfaces of the two fixed heads, and four driven racks are meshed on the outer surfaces of the two adjusting gears, and one end of the eight driven racks is fixedly connected to a pressure block, and the outer surfaces of the eight pressure blocks are respectively slidably connected to the inside of the eight square through holes, and a rotating shaft is fixedly connected between the two adjusting gears.

[0006] As a further preferred embodiment of the present technical solution, one end of the rotating shaft passes through the adjusting gear at the top and is fixedly connected to a polygonal connecting column, and an adjusting sleeve is slidably connected to the outer surface of the polygonal connecting column, and a fixing seat is fixedly connected to the top of one of the fixed heads and located at the position of the rotating shaft, and the bottom end of the adjusting sleeve is plugged into the interior of the fixing seat.

[0007] As a further preferred embodiment of the present technical solution, a limiting plate is provided at the top of the polygonal connecting column, a threaded groove is opened at the top of the polygonal connecting column, a circular through hole is opened through the top of the limiting plate, a bolt is inserted into the inside of the circular through hole, and the outer surface of the bolt is threadedly connected to the inside of the threaded groove.

[0008] As a further preferred embodiment of the technical solution, four positioning blocks are fixedly connected to the inner top surfaces of the two fixed heads, and the interiors of the eight positioning blocks are slidably connected to the outer surfaces of the eight driven racks respectively.

[0009] As a further preferred embodiment of the present technical solution, four clamping blocks are fixedly connected to the bottom ends of the two fixed heads, and the interiors of the eight clamping blocks are respectively slidably connected to the outer surfaces of the eight driven racks.

[0010] As a further preferred embodiment of the present technical solution, one side of the eight pressure blocks are fixedly connected to a rubber pad, the other side of the eight pressure blocks are fixedly connected to a reinforcing rib, the outer surface of the rotating shaft is rotatably connected to a positioning sleeve, and both ends of the positioning sleeve are respectively fixedly connected to the outer surfaces of the two fixed heads.

[0011] As a further preferred embodiment of the present technical solution, friction grooves are formed on one side of the eight rubber pads, and anti-slip grooves are formed on the outer surface of the adjustment sleeve.

[0012] The utility model provides a filter element that is easy to install stably and has the following beneficial effects:

[0013] (1) The utility model drives two driven gears to rotate by rotating the rotating shaft. During the rotation of the adjusting gear, the driven rack meshing with the adjusting gear is driven to move, so that the pressing block slides in the square through hole, so that the rubber pad is in close contact with the inner wall of the filter cartridge and elastically deforms under the pressure of the subsequent pressing block, so that the filter element and the filter cartridge are stably installed. The utility model has a simple structure, is firmly installed, is not easy to shake, and improves the service life of the filter element.

[0014] (2) The utility model pushes the adjusting sleeve to slide on the polygonal connecting column so that the bottom end of the adjusting sleeve is plugged into the inside of the fixing seat, thereby fixing the rotating shaft, making the filter element more firmly installed and improving stability. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the structure between two fixed heads of the utility model;

[0017] Figure 3 It is a schematic diagram of the internal structure of the fixed head of the utility model;

[0018] Figure 4 It is an exploded schematic diagram of the intermediate structure between the adjusting sleeve and the fixing seat of the utility model.

[0019] In the figure: 1. filter element body; 2. fixing head; 3. adjusting gear; 4. driven rack; 5. square through hole; 6. pressure block; 7. rotating shaft; 8. positioning block; 9. clamping block; 10. positioning sleeve; 11. rubber pad; 12. reinforcing rib; 13. polygonal connecting column; 14. adjusting sleeve; 15. fixing seat; 16. limiting plate; 17. threaded groove; 18. circular through hole; 19. bolt; 20. anti-slip pattern; 21. friction pattern. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0021] The utility model provides a technical solution: Figure 1-3 As shown, in the present embodiment, a filter element which is easy to stably install comprises a filter element body 1, fixed heads 2 are fixedly connected at both ends of the filter element body 1, adjusting gears 3 are rotatably connected inside the two fixing heads 2 and at the center position, four square through holes 5 are penetrated through the outer surfaces of the two fixing heads 2, four driven racks 4 are meshed on the outer surfaces of the two adjusting gears 3, and a pressure block 6 is fixedly connected at one end of the eight driven racks 4, and the outer surfaces of the eight pressure blocks 6 are respectively slidably connected to the inside of the eight square through holes 5, and a rotating shaft 7 is fixedly connected between the two adjusting gears 3, wherein the positioning and guiding of the pressure block 6 can be achieved by setting the square through holes 5, the fixing head 2 is used to fix the filter element body 1, and the rotating shaft 7 is used to control the rotation of the adjusting gear 3.

[0022] like Figure 1 , Figure 2 and Figure 4 As shown, one end of the rotating shaft 7 passes through the adjusting gear 3 at the top and is fixedly connected with a polygonal connecting column 13, and an adjusting sleeve 14 is slidably connected to the outer surface of the polygonal connecting column 13. A fixing seat 15 is fixedly connected to the top of one of the fixed heads 2 and located at the position of the rotating shaft 7, and the bottom end of the adjusting sleeve 14 is plugged into the inside of the fixing seat 15. By setting the polygonal connecting column 13, the adjusting sleeve 14 can be restricted to prevent it from rotating, and by setting the fixing seat 15, the polygonal connecting column 13 can be fixed through the adjusting sleeve 14.

[0023] like Figure 4 As shown, a limiting plate 16 is provided at the top of the polygonal connecting column 13, a threaded groove 17 is opened at the top of the polygonal connecting column 13, a circular through hole 18 is opened through the top of the limiting plate 16, a bolt 19 is inserted into the circular through hole 18, and the outer surface of the bolt 19 is threadedly connected with the inner thread of the threaded groove 17. By setting the limiting plate 16, the adjustment sleeve 14 can be prevented from falling off, and by setting the bolt 19, it can be easily disassembled.

[0024] like Figure 3 As shown, four positioning blocks 8 are fixedly connected to the inner top surfaces of the two fixed heads 2, and the interiors of the eight positioning blocks 8 are slidingly connected to the outer surfaces of the eight driven racks 4 respectively. By providing the positioning blocks 8, the stability of the driven racks 4 during movement can be improved.

[0025] like Figure 3 As shown, four clamping blocks 9 are fixedly connected to the bottom ends of the two fixed heads 2, and the interiors of the eight clamping blocks 9 are slidingly connected to the outer surfaces of the eight driven racks 4 respectively. By setting the clamping blocks 9, the driven racks 4 can be tightly meshed with the adjusting gear 3.

[0026] like Figure 3 As shown, one side of the eight pressure blocks 6 is fixedly connected with a rubber pad 11, and the other side of the eight pressure blocks 6 is fixedly connected with a reinforcing rib 12. The outer surface of the rotating shaft 7 is rotatably connected with a positioning sleeve 10, and the two ends of the positioning sleeve 10 are respectively fixedly connected to the outer surfaces of the two fixed heads 2. By arranging the rubber pad 11, the reaction force generated by its deformation under force can make the filter element body 1 more firmly fixed.

[0027] like Figure 3 and Figure 4 As shown, friction grooves 21 are provided on one side of the eight rubber pads 11, and anti-skid grooves 20 are provided on the outer surface of the adjustment sleeve 14 to increase friction.

[0028] The utility model provides a filter element that is easy to install stably, and the specific working principle is as follows:

[0029] The staff puts the filter element body 1 into the filter cartridge, and then the user pulls out the adjusting sleeve 14 from the fixing seat 15, and then rotates the adjusting sleeve 14 to drive the polygonal connecting column 13 to rotate, so that the rotating shaft 7 drives the two adjusting gears 3 to rotate, and during the rotation of the adjusting gear 3, the driven rack 4 meshing with the adjusting gear 3 is driven to move, so that the pressing block 6 slides in the square through hole 5, so that the rubber pad 11 is in close contact with the inner wall of the filter cartridge, and elastically deforms under the pressure of the subsequent pressing block 6, so that the filter element body 1 and the filter cartridge are stably installed. After the installation is completed, the adjusting sleeve 14 is pushed to slide on the polygonal connecting column 13, so that the bottom end of the adjusting sleeve 14 is plugged into the inside of the fixing seat 15 to fix the rotating shaft 7.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A filter element that is easy to install stably, comprising a filter element body (1), characterized in that: The filter element body (1) is fixedly connected to fixed heads (2) at both ends, and an adjusting gear (3) is rotatably connected inside and at the center of the two fixed heads (2). Four square through holes (5) are penetrated through the outer surfaces of the two fixed heads (2), and four driven racks (4) are meshed on the outer surfaces of the two adjusting gears (3). One end of the eight driven racks (4) is fixedly connected to a pressure block (6), and the outer surfaces of the eight pressure blocks (6) are respectively slidably connected to the inside of the eight square through holes (5), and a rotating shaft (7) is fixedly connected between the two adjusting gears (3).

2. A filter element that is easy to install stably according to claim 1, characterized in that: One end of the rotating shaft (7) passes through the adjusting gear (3) located at the top and is fixedly connected to a polygonal connecting column (13); an adjusting sleeve (14) is slidably connected to the outer surface of the polygonal connecting column (13); a fixing seat (15) is fixedly connected to the top of one of the fixed heads (2) and located at the position of the rotating shaft (7); and the bottom end of the adjusting sleeve (14) is plugged into the interior of the fixing seat (15).

3. A filter element that is easy to install stably according to claim 2, characterized in that: A limiting plate (16) is provided at the top of the polygonal connecting column (13), a thread groove (17) is provided at the top of the polygonal connecting column (13), a circular through hole (18) is provided through the top of the limiting plate (16), a bolt (19) is inserted into the inside of the circular through hole (18), and the outer surface of the bolt (19) is threadably connected to the inside of the thread groove (17).

4. A filter element that is easy to install stably according to claim 1, characterized in that: Four positioning blocks (8) are fixedly connected to the inner top surfaces of the two fixed heads (2), and the interiors of the eight positioning blocks (8) are respectively slidably connected to the outer surfaces of the eight driven racks (4).

5. A filter element that is easy to install stably according to claim 4, characterized in that: Four clamping blocks (9) are fixedly connected to the bottom ends of the two fixed heads (2), and the interiors of the eight clamping blocks (9) are respectively slidably connected to the outer surfaces of the eight driven racks (4).

6. A filter element that is easy to install stably according to claim 2, characterized in that: One side of the eight pressure blocks (6) is fixedly connected to a rubber pad (11), and the other side of the eight pressure blocks (6) is fixedly connected to a reinforcing rib (12). The outer surface of the rotating shaft (7) is rotatably connected to a positioning sleeve (10), and the two ends of the positioning sleeve (10) are respectively fixedly connected to the outer surfaces of the two fixed heads (2).

7. A filter element that is easy to install stably according to claim 6, characterized in that: One side of the eight rubber pads (11) is provided with friction grooves (21), and the outer surface of the adjustment sleeve (14) is provided with anti-slip grooves (20).

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