Filtering device

Abstract

The utility model discloses a filtering device which comprises a filtering box, one side of the filtering box is fixedly connected with a first fixing plate, one side of the first fixing plate is rotatably connected with two chain wheels, and chains are arranged on the outer sides of the two chain wheels. Compared with a traditional device, by arranging a first fixing plate, a chain wheel, a chain, a first motor, a driving column, a hollow L-shaped driving plate, a first scraping plate, a filtering plate, a rotating plate, a first filtering net, a connecting rod, a second scraping plate, a connecting plate, a spring and a steel wire rope, when impurities of the filtering plate and the first filtering net need to be cleaned, the filtering plate and the first filtering net can be cleaned through the first fixing plate, the chain wheel, the chain, the first motor, the driving column and the hollow L-shaped driving plate; the cleaning work is carried out by stopping introducing the biogas slurry, so that the possibility of blockage is prevented, the filtering effect on the biogas slurry is guaranteed, and a guarantee is provided for subsequent irrigation work.

Description

Technical Field

[0001] The utility model relates to the technical field of biogas slurry irrigation, in particular to a filtering device. Background Art

[0002] In life, biogas slurry is a bright brown liquid formed by the fermentation of organic matter. It contains amino acids, cellulose, cellulase, protein, ribose, auxin, gibberellin, unsaturated fatty acids and some antibiotic substances. Biogas slurry is mainly used for seed soaking, foliar fertilizer spraying, mixing nutrient soil and flower and fruit preserving agents, soilless culture mother solution, and growing flowers.

[0003] Because the biogas slurry is too viscous and contains too much residue, a filtering device is needed to filter it during irrigation. However, the filtering mechanism in the existing filtering device does not have a cleaning function and is prone to blockage. If the filtering device is not cleaned in time after long-term use, it will affect the filtering effect and thus affect the irrigation work. Utility Model Content

[0004] The utility model aims to provide a filtering device to solve the problem in the background technology that the biogas slurry is too viscous and has too much residue, so a filtering device is needed to filter it during irrigation. However, the filtering mechanism in the existing filtering device does not have a cleaning function and is prone to clogging. If the filtering device cannot be cleaned in time after long-term use, it will affect the filtering effect, thereby affecting the irrigation work.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a filter device, including a filter box, one side of the filter box is fixedly connected to a first fixed plate, one side of the first fixed plate is rotatably connected to two sprockets, a chain is arranged on the outer sides of the two sprockets, a first motor is fixedly connected to the side of the first fixed plate away from the sprocket, an output end of the first motor is fixedly connected to one of the sprockets, a driving column is fixedly connected to the outer side of the chain, a hollow L-shaped driving plate is arranged on the outer side of the driving column and located in the filter box, a first scraper is fixedly connected to one side of the hollow L-shaped driving plate and located in the filter box, a filter plate is fixedly connected to the inner wall of the filter box and located below the first scraper, and a side of the filter box and located at the first side is fixedly connected to the filter plate A cylinder is fixedly connected to the bottom of a fixed plate, and an output end of the cylinder is fixedly connected to an L-shaped driving plate, one side of the L-shaped driving plate is rotatably connected to a rotating plate located in the filter box, and an end of the rotating plate away from the L-shaped driving plate is rotatably connected to a dredging plate, a first filter screen is fixedly connected inside the filter box and located below the L-shaped driving plate, and two connecting rods are slidably connected inside the filter box and located above the first filter screen, one end of the two connecting rods are located in the filter box and fixedly connected to a second scraper, and one end of the connecting rods away from the second scraper is fixedly connected to a connecting plate, a spring is sleeved on the outside of the two connecting rods and located between the connecting plate and the filter box, and a wire rope is fixedly connected between the first scraper and the second scraper.

[0006] As a preferred solution of the utility model: a limiting telescopic rod is fixedly connected between one side of the filter box and the L-shaped driving plate, which can play a guiding and limiting role for the L-shaped driving plate.

[0007] As a preferred solution of the utility model: two limiting grooves cooperating with the dredging plate are arranged inside the filter box, which can play a guiding and limiting role for the dredging plate.

[0008] As a preferred solution of the utility model: two limiting wheels are fixedly connected to one side of the filter box, which can play a guiding and limiting role for the wire rope.

[0009] As a preferred solution of the utility model: one side of the filter box and located on the side of the filter plate is connected to a first collecting box through a first bolt, and one side of the filter box and located on the side of the first filter net is connected to a second collecting box through a second bolt, so as to collect filtered impurities.

[0010] As a preferred solution of the utility model: a disassembly frame plate is connected to the inside of the filter box and below the first filter screen through a third bolt, a second filter screen is fixedly connected to the inside of the disassembly frame plate, and an activated carbon filter plate is fixedly connected to the inside of the disassembly frame plate and below the second filter screen, which can filter the biogas slurry again and absorb odor at the same time.

[0011] As a preferred solution of the utility model: a pump body is fixedly connected to the bottom of the filter box, and an input end of the pump body is connected to the filter box, so as to facilitate irrigation work.

[0012] As a preferred solution of the utility model: a control panel is fixedly connected to one side of the filter box, and the control panel is electrically connected to the first motor, the cylinder and the pump body, so as to facilitate the control of the overall operation of the utility model.

[0013] The beneficial effects of the utility model are as follows: the utility model has a novel structure, is simple to operate, and is easy to use. It is not only compact in structure, but also more practical. Compared with the traditional device, the utility model is provided with a first fixed plate, a sprocket, a chain, a first motor, a driving column, a hollow L-shaped driving plate, a first scraper, a filter plate, a rotating plate, a first filter screen, a connecting rod, a second scraper, a connecting plate, a spring and a wire rope. When it is necessary to clean the filter plate and the first filter screen for impurities, the filter plate and the first filter screen can be cleaned by stopping the introduction of biogas slurry, thereby not only preventing the possibility of blockage, but also ensuring the filtering effect of the biogas slurry, and providing a guarantee for subsequent irrigation work; by providing a cylinder, an L-shaped driving plate, a rotating plate and a dredging plate, the through holes in the filter plate can be dredged and merged with the dredging plate at the same time, so as to cooperate in scraping off impurities on the filter plate, and the scraping work is conveniently completed. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a front view of the utility model;

[0015] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0016] Figure 3 It is a structural schematic diagram of the filter plate of the utility model;

[0017] Figure 4 It is a structural schematic diagram of the dredging plate of the utility model;

[0018] Figure 5 This is a schematic diagram of the three-dimensional internal structure of the utility model after disassembling the frame plate, the activated carbon filter plate and the second filter screen;

[0019] Figure 6 It is a structural schematic diagram of the second scraper, connecting rod, spring and connecting plate of the utility model;

[0020] Figure 7 It is a top view of the first fixed plate, chain, chain and driving column of the utility model;

[0021] Figure 8 It is a schematic diagram of the three-dimensional structure of the driving column and the hollow L-shaped driving plate of the utility model.

[0022] In the figure: 1. filter box; 2. control panel; 3. first fixed plate; 4. sprocket; 5. chain; 6. first motor; 7. driving column; 8. hollow L-shaped driving plate; 9. filter plate; 10. first scraper; 11. wire rope; 12. dredging plate; 13. limiting groove; 14. cylinder; 15. L-shaped driving plate; 16. limiting telescopic rod; 17. rotating plate; 18. second scraper; 19. connecting rod; 20. spring; 21. connecting plate; 22. first filter; 23. disassembly frame plate; 24. activated carbon filter plate; 25. second filter; 26. pump body. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figures 1 to 8The utility model provides a technical solution: a filtering device, including a filter box 1, a first fixed plate 3 is fixedly connected to one side of the filter box 1, two sprocket wheels 4 are rotatably connected to one side of the first fixed plate 3, chains 5 are arranged on the outside of the two sprocket wheels 4, a first motor 6 is fixedly connected to the side of the first fixed plate 3 away from the sprocket wheels 4, the output end of the first motor 6 is fixedly connected to one of the sprocket wheels 4, a driving column 7 is fixedly connected to the outside of the chain 5, a hollow L-shaped driving plate 8 is arranged on the outside of the driving column 7 and located in the filter box 1, and a hollow L-shaped driving plate 8 is arranged on one side of the hollow L-shaped driving plate 8 and located in the filter box 1. A first scraper 10 is connected, a filter plate 9 is fixedly connected to the inner wall of the filter box 1 and located below the first scraper 10, a cylinder 14 is fixedly connected to one side of the filter box 1 and located below the first fixed plate 3, an L-shaped driving plate 15 is fixedly connected to the output end of the cylinder 14, a rotating plate 17 is rotatably connected to one side of the L-shaped driving plate 15 and located inside the filter box 1, and a dredging plate 12 is rotatably connected to one end of the rotating plate 17 away from the L-shaped driving plate 15, a first filter screen 22 is fixedly connected to the inside of the filter box 1 and located below the L-shaped driving plate 15, and a first filter screen 22 is fixedly connected to the inside of the filter box 1 and located below the first filter screen 22 Two connecting rods 19 are slidably connected above the filter box 1, one end of the two connecting rods 19 is fixedly connected to the second scraper 18 in the filter box 1, and the end of the connecting rod 19 away from the second scraper 18 is fixedly connected to the connecting plate 21. A spring 20 is sleeved on the outside of the two connecting rods 19 and between the connecting plate 21 and the filter box 1. A wire rope 11 is fixedly connected between the first scraper 10 and the second scraper 18. A first fixed plate 3, a sprocket 4, a chain 5, a first motor 6, a driving column 7, a hollow L-shaped driving plate 8, a first scraper 10, a filter plate 9, a rotating plate 17, and a first filter screen are provided. 22, connecting rod 19, second scraper 18, connecting plate 21, spring 20 and wire rope 11 can stop the introduction of biogas slurry and then perform cleaning work when impurities need to be cleaned from the filter plate 9 and the first filter screen 22, thereby not only preventing the possibility of blockage, but also ensuring the filtering effect of the biogas slurry, and providing guarantee for subsequent irrigation work; by providing cylinder 14, L-shaped driving plate 15, rotating plate 17 and dredging plate 12, the through holes in the filter plate 9 can be dredged and combined with the dredging plate 12, so as to cooperate with scraping off impurities on the filter plate 9, and conveniently complete the scraping work.

[0025] A limited telescopic rod 16 is fixedly connected between one side of the filter box 1 and the L-shaped driving plate 15, which can guide and limit the L-shaped driving plate 15; two limit grooves 13 that match the dredging plate 12 are arranged inside the filter box 1, which can guide and limit the dredging plate 12; two limit wheels are fixedly connected to one side of the filter box 1, which can guide and limit the wire rope 11; two limit wheels are fixedly connected to one side of the filter box 1, which can guide and limit the wire rope 11; the interior of the filter box 1 and below the first filter screen 22 are connected by a third screw A disassembly frame plate 23 is bolted to a second filter screen 25 fixedly connected to the interior of the disassembly frame plate 23, and an activated carbon filter plate 24 is fixedly connected to the interior of the disassembly frame plate 23 and below the second filter screen 25, which can filter the biogas slurry again and absorb odors at the same time; a pump body 26 is fixedly connected to the bottom of the filter box 1, and an input end of the pump body 26 is connected to the filter box 1 for irrigation; a control panel 2 is fixedly connected to one side of the filter box 1, and the control panel 2 is electrically connected to the first motor 6, the cylinder 14 and the pump body 26 for controlling the overall operation of the utility model.

[0026] Specifically, when in use, the device is powered on, and the biogas slurry is passed into the filter box 1, and the residue is filtered through the filter plate 9 and the first filter screen 22, and then the residue is filtered by the second filter screen 25 in the disassembled frame plate 23, and the odor is absorbed by the activated carbon filter plate 24, and then the control panel 2 is operated to control the pump body 26 to extract the biogas slurry for irrigation. When the filter plate 9 and the first filter screen 22 need to be cleaned, the biogas slurry is stopped from being passed, and the L-shaped driving plate 15 is controlled to push the L-shaped driving plate 15, so that the L-shaped driving plate 15 is guided by the limiting telescopic rod 16, and the L-shaped driving plate 15 pushes the dredging plate 12 to slide upward in the limiting groove 13 through the rotating plate 17 when moving, and the dredging plate 12 dredges the through hole in the filter plate 9 and completes the closing at the same time, and then the first motor 6 is controlled to rotate one of the sprocket wheels 4, so that one of the sprocket wheels 4 is guided by the chain 5 drives another sprocket 4 to rotate. When the chain 5 moves, it drives the driving column 7 to move, so that the driving column 7 drives the hollow L-shaped driving plate 8 to move back and forth in the filter box 1. The hollow L-shaped driving plate 8 drives the first scraper 10 to push the slag on the filter plate 9 into the first collection box. At the same time, the first scraper 10 drives the second scraper 18 through the wire rope 11. When the wire rope 11 moves, it is guided by the limit wheel. When the second scraper 18 scrapes the first filter screen 22, the second scraper 18 drives the connecting plate 21 to approach the filter box 1 through the connecting rod 19, so that the connecting plate 21 compresses the spring 20. When the second scraper 18 scrapes the slag into the second collection box, the first scraper 10 and the second scraper 18 can be reset by the first motor 6, and then the bolts in the disassembly frame plate 23 are taken out, and then the disassembly frame plate 23 can be cleaned.

[0027] In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "both ends" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0028] In addition, the terms "first", "second", "third" and "fourth" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first", "second", "third" and "fourth" may explicitly or implicitly include at least one of such features.

[0029] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[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 filtering device, comprising a filtering box (1), characterized in that: A first fixed plate (3) is fixedly connected to one side of the filter box (1), two sprocket wheels (4) are rotatably connected to one side of the first fixed plate (3), chains (5) are arranged on the outer sides of the two sprocket wheels (4), a first motor (6) is fixedly connected to the side of the first fixed plate (3) away from the sprocket wheels (4), an output end of the first motor (6) is fixedly connected to one of the sprocket wheels (4), a driving column (7) is fixedly connected to the outer side of the chain (5), a hollow L-shaped driving plate (8) is arranged on the outer side of the driving column (7) and located in the filter box (1), a first scraper (10) is fixedly connected to one side of the hollow L-shaped driving plate (8) and located in the filter box (1), a filter plate (9) is fixedly connected to the inner wall of the filter box (1) and located below the first scraper (10), a cylinder (14) is fixedly connected to one side of the filter box (1) and located below the first fixed plate (3), the output end of the cylinder (14) is fixedly connected to An L-shaped driving plate (15) is connected, one side of the L-shaped driving plate (15) is rotatably connected to a rotating plate (17) located in the filter box (1), one end of the rotating plate (17) away from the L-shaped driving plate (15) is rotatably connected to a dredging plate (12), the interior of the filter box (1) and located below the L-shaped driving plate (15) is fixedly connected to a first filter screen (22), the interior of the filter box (1) and located above the first filter screen (22) are slidably connected to two connecting rods (19), one end of the two connecting rods (19) and located in the filter box (1) is fixedly connected to a second scraper (18), one end of the connecting rods (19) away from the second scraper (18) is fixedly connected to a connecting plate (21), the outer sides of the two connecting rods (19) and located between the connecting plate (21) and the filter box (1) are provided with a spring (20), and a steel wire rope (11) is fixedly connected between the first scraper (10) and the second scraper (18).

2. A filtering device according to claim 1, characterized in that: A limited telescopic rod (16) is fixedly connected between one side of the filter box (1) and the L-shaped driving plate (15).

3. A filtering device according to claim 1, characterized in that: Two limiting grooves (13) matching with the dredging plate (12) are provided inside the filter box (1).

4. A filtering device according to claim 1, characterized in that: Two limiting wheels are fixedly connected to one side of the filter box (1).

5. A filtering device according to claim 1, characterized in that: A first collecting box is connected to one side of the filter box (1) and located on the side of the filter plate (9) via a first bolt, and a second collecting box is connected to one side of the filter box (1) and located on the side of the first filter screen (22) via a second bolt.

6. A filtering device according to claim 1, characterized in that: A disassembly frame plate (23) is connected to the filter box (1) via a third bolt and is located below the first filter screen (22); a second filter screen (25) is fixedly connected to the disassembly frame plate (23); and an activated carbon filter plate (24) is fixedly connected to the disassembly frame plate (23) and is located below the second filter screen (25).

7. A filtering device according to claim 1, characterized in that: A pump body (26) is fixedly connected to the bottom of the filter box (1), and an input end of the pump body (26) is connected to the filter box (1).

8. A filtering device according to claim 7, characterized in that: A control panel (2) is fixedly connected to one side of the filter box (1), and the control panel (2) is electrically connected to the first motor (6), the cylinder (14) and the pump body (26).

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