Filter

Abstract

The utility model relates to the technical field of filters, and discloses a filter, which solves the problems that the conventional filter is very troublesome to disassemble and assemble during maintenance, is inconvenient for operators to quickly disassemble the conventional filter, increases the labor capacity of the operators and improves the working difficulty, and comprises a filter body, and a base is arranged at the lower part of the filter body; two inserting blocks are fixedly installed at the bottom of the filter body, connectors are fixedly installed at the four corners of the base correspondingly, limiting grooves are formed in the middles of the two inserting blocks correspondingly, sliding grooves are formed in the two sides of the top of the base correspondingly, a first shaft sleeve is fixedly installed on one side of the base, and a first shaft rod is rotatably installed in the first shaft sleeve; a hand wheel is fixedly installed at one end of the first shaft rod, the end, away from the hand wheel, of the first shaft rod extends into the base and is fixedly provided with a first bevel gear, and a second shaft sleeve is rotationally installed on the surface of the first shaft rod; the filter is very convenient to maintain, disassemble and assemble, the labor amount of operators is reduced, and the working difficulty is reduced.

Description

Technical Field

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

[0002] A filter is an electronic device or circuit; the main function of a filter is to allow or prevent a signal of a specific frequency from passing through, thereby achieving selective filtering of the signal; a filter is usually composed of circuit elements such as capacitors, inductors and resistors, which are placed in the circuit in a specific combination to achieve filtering of different frequency components; according to its frequency characteristics, filters can be divided into low-pass, high-pass, band-pass and band-stop filters; a low-pass filter allows low-frequency signals to pass through and prevents high-frequency signals; a high-pass filter is the opposite; a band-pass filter only allows signals within a specified frequency band to pass through; a band-stop filter prevents signals within a specified frequency band; an existing patent (Announcement No.: CN219247811U) discloses a filter, which, through the setting of a fuse, can prevent the circuit board from burning out when a large current passes through the first wire and the second wire, so that it can protect the circuit board body and improve the service life of the circuit board body, and the circuit board body is also set to be detachable, so that it can be separated from the body; however, the filter is very troublesome to disassemble and assemble during maintenance, and it is not convenient for operators to quickly remove it, which increases the workload of operators and increases the difficulty of work. Utility Model Content

[0003] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a filter, which effectively solves the problem that the existing filter is very troublesome to disassemble and assemble during maintenance, is inconvenient for operators to quickly remove it, increases the workload of operators, and increases the difficulty of work.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a filter, including a filter body, a base is provided at the lower part of the filter body, two plug-in blocks are fixedly installed at the bottom of the filter body, connecting heads are fixedly installed at the four corners of the base, limiting grooves are provided in the middle of the two plug-in blocks, sliding grooves are provided on both sides of the top of the base, a first shaft sleeve is fixedly installed on one side of the base, a first shaft rod is rotatably installed inside the first shaft sleeve, a hand wheel is fixedly installed on one end of the first shaft rod, an end of the first shaft rod away from the hand wheel extends to the inside of the base and is fixedly installed with a first bevel gear, a second shaft sleeve is rotatably installed on the surface of the first shaft rod, a first fixing rod is fixedly installed on the bottom of the second shaft sleeve, the bottom of the first fixing rod is fixedly connected to the bottom of the base, and a quick disassembly and assembly component is provided inside the base.

[0005] Preferably, the quick disassembly and assembly assembly includes a second bevel gear, the second bevel gear is meshingly connected to one side of the first bevel gear, second shaft rods are fixedly installed on both sides of the second bevel gear, third shaft sleeves are rotatably installed on the surfaces of the two second shaft rods, second fixing rods are fixedly installed on the bottoms of the third shaft sleeves, the bottoms of the second fixing rods are fixedly connected to the bottom inside the base, worms are fixedly installed on the ends of the two second shaft rods away from the second bevel gears, positioning plates are rotatably installed on the ends of the two worm gears away from the second shaft rods, and the bottoms of the positioning plates are fixedly connected to the bottom inside the base.

[0006] Preferably, the lower side of the worm is meshingly connected with a worm wheel, a rotating rod is fixedly installed in the middle of the worm wheel, both ends of the two rotating rods are rotatably connected to the inner wall of the base, and a gear is fixedly installed in the middle of the rotating rod.

[0007] Preferably, the upper sides of the gears are meshingly connected with limit seats, the two limit seats are respectively matched with the two limit grooves, an I-shaped slider is fixedly installed on one side of the top of the limit seat, the two I-shaped sliders are respectively slidably installed inside the two slide grooves, and an extrusion plate is fixedly installed on the top of the two I-shaped sliders.

[0008] Compared with the prior art, the beneficial effects of the utility model are as follows: the operator inserts the bolts into the four connectors, so that the base can be stably fixed and installed at the work site; during installation, the operator inserts the two plugs at the bottom of the filter body into the base, and then the operator rotates the hand wheel forward to drive the first shaft rod to rotate along the inside of the first sleeve and the second sleeve, and when the first shaft rod rotates, the second bevel gear is driven to rotate through the first bevel gear, and the second bevel gear drives the two second shaft rods to rotate along the inside of the two third sleeves, and when the second shaft rod rotates, the worm is driven to rotate along the positioning plate, and when the worm rotates, the rotating rod is driven to rotate through the worm gear, and when the rotating rod rotates, the limit seat is driven to move inward through the gear, and when the limit seat moves, the I-shaped slider is driven to slide along the inside of the slide groove, which increases the stability of the limit seat when it moves, and when the I-shaped slider moves, it will drive the extrusion plate to move inward, and when the limit seat and the extrusion plate move inward, they are respectively inserted into the inside of the limit groove for limiting, and the two sides of the filter body are clamped tightly, so as to quickly complete the installation of the filter body;

[0009] During disassembly, the operator rotates the hand wheel in the opposite direction, thereby driving the two limit seats to move outward at the same time, and then the extrusion plate can be driven by the I-shaped slider to loosen the filter body, and the limit seat can be moved out of the limit groove to release the limit. Then the operator picks up the filter body and pulls out the two plug-ins from the base, thereby quickly completing the disassembly; this makes the maintenance and disassembly of the filter very convenient, reduces the workload of the operator, and reduces the difficulty of work. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0011] In the attached picture:

[0012] Figure 1 This is a schematic diagram of the structure of the filter of the utility model;

[0013] Figure 2 It is a schematic diagram of the structure of the utility model;

[0014] Figure 3 It is a schematic diagram of the structure of the utility model;

[0015] In the figure: 1. filter body; 2. base; 3. connector; 4. plug-in block; 5. limit groove; 6. slide groove; 7. first bushing; 8. first shaft rod; 9. hand wheel; 10. second bushing; 11. first fixing rod; 12. first bevel gear; 13. second bevel gear; 14. second shaft rod; 15. third bushing; 16. second fixing rod; 17. worm; 18. positioning plate; 19. worm gear; 20. rotating rod; 21. gear; 22. limit seat; 23. I-shaped slider; 24. extrusion plate. DETAILED DESCRIPTION

[0016] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0017] Depend on Figures 1 to 3 The utility model includes a filter body 1, a base 2 is provided at the lower part of the filter body 1, two plug blocks 4 are fixedly installed at the bottom of the filter body 1, connectors 3 are fixedly installed at the four corners of the base 2, limiting grooves 5 are provided in the middle of the two plug blocks 4, and slide grooves 6 are provided on both sides of the top of the base 2. A first shaft sleeve 7 is fixedly installed on one side of the base 2, a first shaft rod 8 is rotatably installed inside the first shaft sleeve 7, a hand wheel 9 is fixedly installed at one end of the first shaft rod 8, an end of the first shaft rod 8 away from the hand wheel 9 extends to the inside of the base 2 and is fixedly installed with a first bevel gear 12, a second shaft sleeve 10 is rotatably installed on the surface of the first shaft rod 8, a first fixing rod 11 is fixedly installed on the bottom of the second shaft sleeve 10, the bottom of the first fixing rod 11 is fixedly connected to the bottom of the inside of the base 2, and a quick disassembly assembly is provided inside the base 2.

[0018] The operator inserts the bolts into the four connecting heads 3, so that the base 2 can be stably fixed and installed at the workplace; during installation, the operator inserts the two plug-in blocks 4 at the bottom of the filter body 1 into the base 2, and then the operator adjusts the quick disassembly and assembly component to operate in a forward direction. When the quick disassembly and assembly component is in a forward operation, it is inserted into the limit groove 5 for limiting, and the two sides of the filter body 1 are clamped tightly, so as to quickly complete the installation of the filter body 1; during disassembly, the operator adjusts the quick disassembly and assembly component to operate in a reverse direction. When the quick disassembly and assembly component is in a reverse operation, the filter body 1 will be loosened, and the limit will be released by moving out of the limit groove 5, and then the operator picks up the filter body 1 and pulls out the two plug-in blocks 4 from the base 2, so as to quickly complete the disassembly; this makes the maintenance and disassembly of the filter very convenient, reduces the workload of the operator, and reduces the difficulty of work.

[0019] The quick disassembly assembly includes a second bevel gear 13, which is meshed and connected to one side of the first bevel gear 12. Second shaft rods 14 are fixedly installed on both sides of the second bevel gear 13. Third shaft sleeves 15 are rotatably installed on the surfaces of the two second shaft rods 14. Second fixed rods 16 are fixedly installed on the bottoms of the third shaft sleeves 15. The bottoms of the second fixed rods 16 are fixedly connected to the bottom inside the base 2. Worms 17 are fixedly installed on the ends of the two second shaft rods 14 away from the second bevel gear 13. Positioning plates 18 are rotatably installed on the ends of the two worms 17 away from the second shaft rods 14. The bottoms of the positioning plates 18 are fixedly connected to the bottom of the base 2. The bottom inside the base 2 is fixedly connected; the lower side of the worm 17 is meshedly connected with a worm wheel 19, and a rotating rod 20 is fixedly installed in the middle of the worm wheel 19. Both ends of the two rotating rods 20 are rotatably connected to the inner wall of the base 2, and a gear 21 is fixedly installed in the middle of the rotating rod 20; the upper side of the gear 21 is meshedly connected with a limited seat 22, and the two limited seats 22 are respectively matched with the two limited grooves 5, and an I-shaped slider 23 is fixedly installed on one side of the top of the limited seat 22. The two I-shaped sliders 23 are respectively slidably installed in the inside of the two slide grooves 6, and the tops of the two I-shaped sliders 23 are fixedly installed with extrusion plates 24.

[0020] The operator rotates the hand wheel 9 forward to drive the first shaft rod 8 to rotate along the inside of the first shaft sleeve 7 and the second shaft sleeve 10. When the first shaft rod 8 rotates, it drives the second bevel gear 13 to rotate through the first bevel gear 12. The second bevel gear 13 drives the two second shaft rods 14 to rotate along the inside of the two third shaft sleeves 15. When the second shaft rod 14 rotates, it drives the worm 17 to rotate along the positioning plate 18. When the worm 17 rotates, it drives the rotating rod 20 to rotate through the worm gear 19. When the rotating rod 20 rotates, it drives the limit seat 22 to move inward through the gear 21. When the limit seat 22 moves, it drives the I-shaped slider 23 along the slide groove 6. The internal sliding increases the stability of the limit seat 22 when it moves. When the I-shaped slider 23 moves, it will drive the extrusion plate 24 to move inward. When the limit seat 22 and the extrusion plate 24 move inward, they are respectively inserted into the inside of the limit groove 5 for limiting, and the two sides of the filter body 1 are clamped tightly, thereby quickly completing the installation of the filter body 1; when disassembling, the operator rotates the hand wheel 9 in the opposite direction, thereby driving the two limit seats 22 to move outward at the same time, and then the I-shaped slider 23 can be used to drive the extrusion plate 24 to loosen the filter body 1, and the limit seat 22 is moved out of the inside of the limit groove 5 to release the limit, thereby completing the disassembly.

Claims

1. A filter, comprising a filter body (1), characterized in that: The filter body (1) is provided with a base (2) at the bottom, two plug blocks (4) are fixedly installed at the bottom of the filter body (1), connectors (3) are fixedly installed at the four corners of the base (2), limiting grooves (5) are provided in the middle of the two plug blocks (4), and sliding grooves (6) are provided on both sides of the top of the base (2). A first shaft sleeve (7) is fixedly installed on one side of the base (2), a first shaft rod (8) is rotatably installed inside the first shaft sleeve (7), a hand wheel (9) is fixedly installed at one end of the first shaft rod (8), an end of the first shaft rod (8) away from the hand wheel (9) extends to the inside of the base (2) and is fixedly installed with a first bevel gear (12), a second shaft sleeve (10) is rotatably installed on the surface of the first shaft rod (8), a first fixing rod (11) is fixedly installed at the bottom of the second shaft sleeve (10), the bottom of the first fixing rod (11) is fixedly connected to the bottom of the inside of the base (2), and a quick disassembly assembly is provided inside the base (2).

2. A filter according to claim 1, characterized in that: The quick disassembly assembly comprises a second bevel gear (13), the second bevel gear (13) is meshedly connected to one side of the first bevel gear (12), second shaft rods (14) are fixedly installed on both sides of the second bevel gear (13), third shaft sleeves (15) are rotatably installed on the surfaces of the two second shaft rods (14), second fixing rods (16) are fixedly installed on the bottoms of the third shaft sleeves (15), the bottoms of the second fixing rods (16) are fixedly connected to the bottom inside the base (2), worms (17) are fixedly installed on the ends of the two second shaft rods (14) away from the second bevel gear (13), positioning plates (18) are rotatably installed on the ends of the two worms (17) away from the second shaft rods (14), and the bottoms of the positioning plates (18) are fixedly connected to the bottom inside the base (2).

3. A filter according to claim 2, characterized in that: The lower side of the worm (17) is meshedly connected with a worm wheel (19), a rotating rod (20) is fixedly installed in the middle of the worm wheel (19), both ends of the two rotating rods (20) are rotatably connected to the inner wall of the base (2), and a gear (21) is fixedly installed in the middle of the rotating rods (20).

4. A filter according to claim 3, characterized in that: The upper sides of the gears (21) are meshedly connected with limit seats (22), the two limit seats (22) are matched with the two limit slots (5) respectively, an I-shaped slider (23) is fixedly installed on one side of the top of the limit seat (22), the two I-shaped sliders (23) are slidably installed inside the two slide slots (6) respectively, and an extrusion plate (24) is fixedly installed on the top of the two I-shaped sliders (23).

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