Self-cleaning filter

Abstract

The utility model discloses a self-cleaning filter, which belongs to the technical field of filters and comprises a first mounting disc, a second mounting disc and a filter screen, a through hole is formed in the circle center of the top end of the first mounting disc, a protective shell is fixed at the bottom end of the first mounting disc, the through hole is movably connected with a sliding rod, a rotating rod is fixed at one end of the sliding rod, and a first bevel gear is fixed at the other end of the sliding rod; the inner wall of the protective shell is connected with a second bevel gear through a first driving motor; a first groove is formed in the top end of the rotating rod; a second groove is formed in the bottom end of the movable rod; a screw rod is connected to the bottom surface of the first groove through a second driving motor; a limiting plate is connected to the screw rod; a movable block is fixed to the top end of the limiting plate through a plurality of connecting rods; air nozzles are fixed to the side faces of the second connecting blocks. By using the self-cleaning filter, blocked filter holes can be quickly and thoroughly cleaned, the influence on the filtering efficiency is avoided, and the filtering requirements of enterprises are met.

Description

TECHNICAL FIELD

[0001] The utility model relates to filter field especially relates to a self-cleaning filter. BACKGROUND

[0002] Filter is indispensable device on the medium pipeline of conveying, usually installs in pressure reducing valve, pressure relief valve, fixed water level valve, square filter other equipment's import equipment, at present, filter in the use process, with the increase of filtration capacity, the more and more pollution after filtration, lead to pollution filling filter hole, and then make the filtration efficiency reduce, therefore, filter needs the timely cleaning of adhering pollution, avoids the jam situation.

[0003] In the prior art, the filter is usually cleaned by water washing after disassembly, which affects the filtration efficiency due to the long water washing time, and cannot meet the high-efficiency filtration requirement of enterprises, so it is urgent to design a self-cleaning filter to solve the above problems. UTILITY MODEL CONTENTS

[0004] The utility model discloses a self-cleaning filter to solve the problem that the filtration efficiency of the existing filter is affected by the long water washing time of the cleaning mode of water washing after disassembly and cannot meet the high-efficiency filtration requirement of enterprises.

[0005] To solve the above technical problems, the utility model provides a self-cleaning filter, which comprises a first mounting disc and a second mounting disc, a filter screen is installed between the first mounting disc and the second mounting disc, and a through hole is formed in the center of the top end of the first mounting disc, and a protective shell is fixed to the bottom end; a sliding rod is movably connected to the through hole, one end of the sliding rod is located in the filter screen and fixed with a rotating rod, and the other end of the sliding rod is located in the protective shell and fixed with a first bevel gear; a first drive motor is fixed to the inner wall of the protective shell, and the output end of the first drive motor is connected with a second bevel gear meshing with the first bevel gear; and a first recess is formed in the top end of the rotating rod.

[0006] A movable rod is further arranged in the filter screen, a second recess is formed in the bottom end of the movable rod, a second drive motor is installed on the bottom surface of the first recess, and the output end of the second drive motor is connected with a screw rod; a limiting plate is threadedly connected to the screw rod; the limiting plate is matched with the first recess, and a moving block is fixed to the top end of the limiting plate through a plurality of connecting rods; and the moving block is fixed to the inner top surface of the second recess.

[0007] An air blower is arranged at the top end of the movable rod, a plurality of first connecting blocks are fixed to the side wall of the movable rod and uniformly distributed, a second connecting block is movably connected to each of the first connecting blocks through a first rotating shaft, a gas nozzle is fixed to the side surface of each of the second connecting blocks and arranged transversely, and each of the gas nozzles is connected with the air blower through an air pipe.

[0008] Optionally, the side wall of the through hole is provided with an annular sliding groove, and the sliding rod is provided with a sliding ring located in the annular sliding groove.

[0009] Optionally, the two inner walls of the second groove are provided with limiting grooves, and the top end of the rotating rod is provided with two oppositely-located limiting rods, which are located in the two limiting grooves and are in sliding connection with the two limiting grooves.

[0010] Optionally, a cage and a filter bag are further arranged between the first mounting disc and the second mounting disc, the cage is located on the outer surface of the filter screen, and the filter bag is located on the outer surface of the cage.

[0011] Optionally, the other end of the screw rod is fixed with a limiting block.

[0012] Optionally, the side surface of the first mounting disc and the side surface of the second mounting disc are both fixed with two oppositely-located mounting blocks, and the mounting blocks are all provided with mounting holes.

[0013] Optionally, the top end of the second mounting disc is fixed with two handles.

[0014] In the self-cleaning filter, the first mounting disc and the second mounting disc are provided with a filter screen, the top end of the first mounting disc is provided with a through hole, the bottom end of the first mounting disc is fixed with a protective shell, the through hole is movably connected with a sliding rod, one end of the sliding rod is located in the filter screen and is fixed with a rotating rod, the other end of the sliding rod is located in the protective shell and is fixed with a first bevel gear, the inner wall of the protective shell is fixed with a first driving motor, the output end of the first driving motor is connected with a second bevel gear which is in meshing connection with the first bevel gear, and the top end of the rotating rod is provided with a first groove; the filter screen is further provided with a movable rod, the bottom end of the movable rod is provided with a second groove, the bottom surface of the first groove is provided with a second driving motor, the output end of the second driving motor is connected with a screw rod, the screw rod is threadedly connected with a limiting plate, the limiting plate is matched with the first groove, the top end of the limiting plate is fixed with a moving block through a plurality of connecting rods, the moving block is fixed to the inner top surface of the second groove, the top end of the movable rod is provided with a blower, the side wall of the movable rod is fixed with a plurality of uniformly-distributed first connecting blocks, the first connecting blocks are movably connected with a second connecting block through a first rotating shaft, the side surface of the second connecting block is fixed with a horizontally-arranged air nozzle, and the air nozzle is connected with the blower through an air pipe; the self-cleaning filter can quickly and completely clean the blocked filter holes, avoids affecting the filtering efficiency, and meets the filtering requirements of enterprises with high efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a structural schematic view of the self-cleaning filter;

[0016] Figure 2It is the top view of the self-cleaning filter provided by the utility model.

[0017] Figure 3 It is Figure 2 A-A section view in the middle.

[0018] In the figure: 1, first installation disc;2, filter screen;3, second installation disc;4, through hole;5, slide rod;6, rotating rod;7, first inclined gear;8, protective shell;9, first drive motor;10, second inclined gear;11, first recess;12, movable rod;13, second recess;14, second drive motor;15, screw rod;16, limit plate;17, connecting rod;18, moving block;19, first connecting block;20, air blower;21, first rotating shaft;22, second connecting block;23, air nozzle;24, limit slot;25, limit rod;26, annular slide groove;27, sliding ring;28, cage;29, limit block;30, installation block;31, installation hole;32, handle;33, filter bag. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to 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 the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0020] It should be noted that when a component is referred to as being "fixed" to another component, it can be directly on the other component or there can be intervening components. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or there can be intervening components. When a component is referred to as being "disposed on" another component, it can be directly on the other component or there can be intervening components. The terms "vertical", "horizontal", "left", "right", and similar terms as used herein are for purposes of description only.

[0021] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used in this description, the term "and / or" includes any and all combinations of one or more of the associated listed items.

[0022] The utility model provides a kind of self-cleaning filter, its structure is as Figures 1 to 3As shown, including the first mounting disc 1 and the second mounting disc 3, the filter screen 2 is installed between the first mounting disc 1 and the second mounting disc 3, and the first mounting disc 1 is provided with a through hole 4 at the top center, and a protective shell 8 is fixed at the bottom end, the through hole 4 is movably connected with a slide rod 5, one end of the slide rod 5 is located in the filter screen 2 and is fixed with a rotating rod 6, the other end is located in the protective shell 8 and is fixed with a first bevel gear 7, the inner wall of the protective shell 8 is fixed with a first driving motor 9, the output end of the first driving motor 9 is connected with a second bevel gear 10 which is engaged with the first bevel gear 7, and the top end of the rotating rod 6 is provided with a first recess 11; The movable rod 12 is also provided in the filter screen 2, the bottom end of the movable rod 12 is provided with a second recess 13, the bottom surface of the first recess 11 is provided with a second driving motor 14, the output end of the second driving motor 14 is connected with a screw rod 15, the screw rod 15 is threadedly connected with a limiting plate 16, the limiting plate 16 is matched with the first recess 11, and the top end of the limiting plate 16 is fixed with a moving block 18 through a plurality of connecting rods 17, the moving block 18 is fixed to the inner top surface of the second recess 13, and the top end of the movable rod 12 is provided with a blower 20, the side wall is fixed with a plurality of evenly distributed first connecting blocks 19, a plurality of first connecting blocks 19 are movably connected with a second connecting block 22 through a first rotating shaft 21, a plurality of second connecting blocks 22 are fixed with a transversely arranged air nozzle 23 on the side surface, a plurality of air nozzles 23 are connected with the blower 20 through air pipes, the output end of the first driving motor 9 drives the second bevel gear 10 to engage with the first bevel gear 7 to drive the slide rod 5 to drive the rotating rod 6 and the movable rod 12 to rotate, at this time, a plurality of air nozzles 23 clean the blocked filter holes of the filter screen 2, and at the same time, the output end of the second driving motor 14 drives the screw rod 15 to rotate to drive the limiting plate 16 to drive the movable rod 12 to move vertically to make the cleaning more thorough. The use of self-cleaning filter can quickly and completely clean the blocked filter holes on the filter screen 2, avoid affecting the filtering efficiency, and meet the high efficiency filtering requirement of enterprises

[0023] Further, the side wall of the through hole 4 is provided with an annular sliding groove 26, and the side surface of the slide rod 5 is fixed with a sliding ring 27 located in the annular sliding groove 26, which is used to support the rotation of the slide rod 5.

[0024] Further, the two inner walls of the second recess 13 are provided with limiting grooves 24, and the top end of the rotating rod 6 is fixed with two limiting rods 25 which are opposite to each other, the two limiting rods 25 are respectively located in the two limiting grooves 24 and are slidably connected with them, to avoid the disconnection of the rotating rod 6 and the movable rod 12.

[0025] Optionally, a cage 28 and a filter bag 33 are also installed between the first mounting disc 1 and the second mounting disc 3, the cage 28 is located on the outer surface of the filter screen 2, and the filter bag 33 is located on the outer surface of the cage 28, the cage 28 protects the filter screen 2 and supports the filter bag 33.

[0026] Further, the other end of the screw rod 15 is fixed with a limiting block 29, to avoid the disconnection of the limiting block 16 and the screw rod 15.

[0027] Further, the first mounting disc 1 and the second mounting disc 3 are fixed with two opposite mounting blocks 30 on the side, and the mounting blocks 30 are provided with mounting holes 31 for mounting the first mounting disc 1 and the second mounting disc 3.

[0028] Further, the second mounting disc 3 is fixed with two handles 32 at the top end, facilitating moving.

[0029] The working principle of the utility model is as follows: firstly, starting the first driving motor 9, the output end drives the second bevel gear 10 and the first bevel gear 7 to mesh transmission, so that the slide rod 5 drives the rotating rod 6 and the movable rod 12 to rotate, at this time, the air nozzle 23 cleans the blocked filter hole of the filter screen 2, and at the same time, starting the second driving motor 14, the output end drives the screw rod 15 to rotate, so that the limiting plate 16 drives the movable rod 12 to move vertically, so that the cleaning is more thorough.

[0030] The above description is only the description of the preferred embodiment of the utility model, and does not limit the scope of the utility model, and any change and modification of the above disclosure by the ordinary skilled in the art belongs to the protection scope of the claims.

Claims

1. A self-cleaning filter comprising a first mounting disc (1) and a second mounting disc (3), characterized in that, The first installation disc (1) and the second installation disc (3) are provided with a filter screen (2), and the top of the first installation disc (1) is provided with a through hole (4), and the bottom is fixed with a protective shell (8), the through hole (4) is movably connected with a sliding rod (5), one end of the sliding rod (5) is located in the filter screen (2) and is fixed with a rotating rod (6), the other end is located in the protective shell (8) and is fixed with a first bevel gear (7), the inner wall of the protective shell (8) is fixed with a first driving motor (9), and the output end is connected with a second bevel gear (10) engaged with the first bevel gear (7), and the top of the rotating rod (6) is provided with a first recess (11); The filter screen (2) is also provided with a movable rod (12), the bottom of the movable rod (12) is provided with a second recess (13), the bottom surface of the first recess (11) is provided with a second driving motor (14), and the output end is connected with a screw rod (15), the screw rod (15) is threadedly connected with a limiting plate (16), the limiting plate (16) is matched with the first recess (11), and the top is fixed with a moving block (18) through a plurality of connecting rods (17), and the moving block (18) is fixed to the inner top surface of the second recess (13); The top of the movable rod (12) is provided with a blower (20), and the side wall is fixed with a plurality of uniformly distributed first connecting blocks (19), a plurality of first connecting blocks (19) are movably connected with a second connecting block (22) through a first rotating shaft (21), a plurality of second connecting blocks (22) are fixed with a transversely arranged air nozzle (23) on the side surface, and a plurality of air nozzles (23) are connected with the blower (20) through an air pipe.

2. The self-cleaning filter of claim 1, wherein, The side wall of the through hole (4) is provided with an annular sliding groove (26), and the side surface of the sliding rod (5) is fixed with a sliding ring (27) located in the annular sliding groove (26).

3. The self-cleaning filter of claim 1, wherein, The two inner walls of the second recess (13) are provided with limiting grooves (24), and the top side of the rotating rod (6) is fixed with two oppositely located limiting rods (25), and the two limiting rods (25) are located in the two limiting grooves (24) and are slidably connected with them.

4. The self-cleaning filter of claim 1, wherein, The first installation disc (1) and the second installation disc (3) are also provided with a cage (28) and a filter bag (33), the cage (28) is located on the outer surface of the filter screen (2), and the filter bag (33) is located on the outer surface of the cage (28).

5. The self-cleaning filter of claim 1, wherein, The other end of the screw rod (15) is fixed with a limiting block (29).

6. The self-cleaning filter of claim 1, wherein, The side surface of the first installation disc (1) and the second installation disc (3) is fixed with two oppositely located installation blocks (30), and a plurality of installation holes (31) are formed in the installation blocks (30).

7. The self-cleaning filter of claim 1, wherein, The top of the second installation disc (3) is fixed with two handles (32). The top of the second installation disc (3) is fixed with two handles (32).

Images