Chemical product production filtering device

Abstract

The utility model relates to the technical field of chemical product production, in particular to a filter device for chemical product production, which comprises a base and a filter screen. Raw materials fall into the square cylinder and are filtered by the filter screen, the clean raw materials are discharged from the discharging pipe, after discharging is completed, the hydraulic rod reversely works to drive the flow guide plate to rotate downwards, the water pump pumps water into the tank body, the motor drives the vertical scraper and the inclined scraper to conduct scraping, the inner wall of the tank body is cleaned, impurities are concentrated to the filter screen along with water flow, and the raw materials are discharged through the discharging pipe. When the filter screen needs to be replaced, the two hexagon bolts are screwed to pull out the inserting plate leftwards, the inner hexagon screws are screwed off, the pressing block is pulled upwards to take out the filter screen and impurities, and a new filter screen is placed at the bottom of the pressing block and then fixed through the inner hexagon screws, so that the filter screen is convenient to replace; the problem that the filter screen is easy to block when not replaced for a long time is avoided, and impurities remaining on the inner wall of the tank body can be collected into the filter screen in a centralized mode and then treated together.

Description

Technical Field

[0001] The utility model relates to the technical field of chemical product production, in particular to a chemical product production filtering device. Background Art

[0002] Semiconductor devices require a large amount of chemical products during the manufacturing process. Some chemical products will produce a small amount of waste products during the production process. These waste products need to be filtered after production to prevent impurities contained in the chemical products from adhering to semiconductor devices during subsequent use.

[0003] However, some current filtration devices are not convenient for replacing the filter screen. If the filter screen is not replaced for a long time, it is easy to get clogged, which affects the filtration efficiency. At the same time, the impurities remaining on the inner wall of the tank are not convenient to be collected into the filter screen and then processed together. The remaining impurities will contaminate the next raw material. For this reason, we propose a chemical product production filtration device to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a chemical product production filtering device to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a chemical product production filtering device, comprising a base and a filter screen, the top of the base is fixedly connected to a tank body through a supporting frame, the bottom of the tank body is connected to and fixed with a square cylinder, the right side of the square cylinder is connected to a discharge pipe, the discharge pipe is inclined, a guide plate is rotatably connected to the left inner wall of the square cylinder through a hinge, a plug plate is plugged into the left side of the square cylinder, the right side of the plug plate is in close contact with the right inner wall of the square cylinder, a through hole is provided on the top of the plug plate, a rectangular groove is provided on the top of the plug plate, and two limiting grooves are provided at the bottom of the rectangular groove, the inner sliding connection of the limiting groove is limited, a tension spring is fixedly connected between the bottom of the limiting column and the bottom inner wall of the limiting groove, a pressure block is fixedly connected to the top of the limiting column, two sides of the filter screen are placed on the bottom of the pressure block, and the filter screen is fixedly connected to the plug plate by two hexagon socket screws.

[0006] Further preferably, a limiting block is fixedly connected to the left side of the plug plate, the limiting block is fixedly connected to the square tube via two hexagonal bolts, and a handle is fixedly connected to the left side of the limiting block.

[0007] Further preferably, a motor is fixedly connected to the top of the tank body, an output shaft of the motor extends into the tank body and is rotatably connected to the tank body via a bearing, and an end of the output shaft of the motor is fixedly connected to a main shaft.

[0008] Further preferably, the left side of the main shaft is fixedly connected with a vertical scraper and an inclined scraper via a support rod.

[0009] Further preferably, a hydraulic rod is rotatably connected to the left inner wall of the square tube via a hinge, and a movable end of the hydraulic rod is rotatably connected to the bottom of the guide plate via a hinge.

[0010] Further preferably, the top of the base is fixedly connected to the water tank, and the top of the water tank is fixedly connected to a water pump.

[0011] Further preferably, the water inlet of the water pump extends into the water tank, the water outlet of the water pump is connected to a water pipe, and the right end of the water pipe extends into the tank body.

[0012] Compared with the prior art, the utility model has the following beneficial effects: the utility model pours the chemical product raw materials into the tank body, the motor drives the main shaft to rotate, the main shaft drives the vertical scraper and the inclined scraper to stir the raw materials, and then the raw materials fall into the square cylinder, are filtered by the filter screen, and the clean raw materials are guided by the guide plate, and finally discharged through the discharge pipe. After the discharge is completed, the hydraulic rod works in the reverse direction, and the movable end of the hydraulic rod drives the guide plate to rotate downward, and then the water pump is started, and the water pump draws out the water in the water tank, and then flows into the tank body through the water pipe, and the motor drives the vertical scraper and the inclined scraper to scrape the impurities remaining on the inner wall of the tank body, and clean the inner wall of the tank body, and the impurities are removed with the The water flows through the filter, and the cleaned water finally flows out through the bottom of the square cylinder. When the filter needs to be replaced, turn the two hexagonal bolts, pull the plug plate to the left through the handle, unscrew the hexagonal screw, pull the pressure block upward, the pressure block drives the limit column to slide out of the limit groove, the tension spring is stretched, and the filter together with the impurities is taken out, and a new filter is placed on the bottom of the pressure block, the pressure block is released, the tension spring drives the pressure block to squeeze it, and then it is fixed with the hexagonal screw, which is convenient for replacing the filter and avoids the problem of easy clogging of the filter if it is not replaced for a long time. At the same time, the impurities remaining on the inner wall of the tank can also be collected in the filter and then processed together. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the main three-dimensional structure of the utility model;

[0014] Figure 2 This is a bottom-up three-dimensional structural schematic diagram of the utility model;

[0015] Figure 3 It is a schematic diagram of the internal cross-sectional plan structure of the tank body of the utility model;

[0016] Figure 4 This is a schematic diagram of the internal cross-sectional plan structure of the square tube of the utility model;

[0017] Figure 5 for Figure 4 A schematic diagram of the enlarged three-dimensional structure of the middle A area;

[0018] Figure 6 for Figure 5 Schematic diagram of the enlarged three-dimensional structure of area B in the middle.

[0019] In the figure: 1. base; 2. tank body; 3. main shaft; 4. square cylinder; 5. discharge pipe; 6. guide plate; 7. plug plate; 8. limit column; 9. tension spring; 10. pressure block; 11. filter screen; 12. hexagon socket screw; 13. limit block; 14. hexagon bolt; 15. handle; 16. motor; 17. water tank; 18. water pump; 19. water pipe; 20. hydraulic rod; 21. vertical scraper; 22. inclined scraper; 23. limit groove. DETAILED DESCRIPTION

[0020] 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.

[0021] Example

[0022] See also Figure 1-6The utility model provides a technical solution: a chemical product production filtering device, including a base 1 and a filter screen 11, the top of the base 1 is fixedly connected to a tank body 2 through a support frame, the bottom of the tank body 2 is connected and fixed with a square cylinder 4, the right side of the square cylinder 4 is connected with a discharge pipe 5, the discharge pipe 5 is inclined, the left inner wall of the square cylinder 4 is rotatably connected with a guide plate 6, the left side of the square cylinder 4 is plugged with a plug plate 7, the right side of the plug plate 7 is in close contact with the right inner wall of the square cylinder 4, the top of the plug plate 7 is provided with a through hole, the top of the plug plate 7 is provided with a rectangular groove, and the bottom of the rectangular groove is provided with two limit The inner sliding connection of the limit groove 23 is the limit column 8, the bottom of the limit column 8 and the bottom inner wall of the limit groove 23 are fixedly connected with a tension spring 9, the top of the limit column 8 is fixedly connected with a pressure block 10, the two sides of the filter screen 11 are placed at the bottom of the pressure block 10, the filter screen 11 is fixedly connected with the plug plate 7 through two hexagon socket screws 12, the chemical product raw material is poured into the tank body 2, the motor 16 drives the main shaft 3 to rotate, the main shaft 3 drives the vertical scraper 21 and the inclined scraper 22 to stir the raw material, and then the raw material falls into the square cylinder 4, is filtered by the filter screen 11, and the clean raw material is guided The guide plate 6 guides the flow, and finally discharges the material through the discharge pipe 5. After the discharge is completed, the hydraulic rod 20 works in the reverse direction, and the movable end of the hydraulic rod 20 drives the guide plate 6 to rotate downward, and then the water pump 18 is started. The water pump 18 pumps the water in the water tank 17 out, and then flows into the tank body 2 through the water pipe 19. The motor 16 drives the vertical scraper 21 and the inclined scraper 22 to scrape the impurities remaining on the inner wall of the tank body 2 and clean the inner wall of the tank body 2. The impurities flow through the filter screen 11 with the water flow, and the cleaned water flow finally flows out through the bottom of the square tube 4. When the filter screen 11 needs to be replaced, turn the two hexagonal screws to remove the impurities remaining on the inner wall of the tank body 2. Bolt 14, pull out the plug plate 7 to the left through the pull handle 15, unscrew the hexagon socket screw 12, pull the pressure block 10 upward, the pressure block 10 drives the limiting column 8 to slide out of the limiting groove 23, the tension spring 9 is stretched, the filter screen 11 is taken out together with the impurities, and a new filter screen 11 is placed on the bottom of the pressure block 10, loosen the pressure block 10, and the tension spring 9 drives the pressure block 10 to squeeze it, and then fix it with the hexagon socket screw, which is convenient for replacing the filter screen and avoids the problem of easy clogging of the filter screen if it is not replaced for a long time. At the same time, the impurities remaining on the inner wall of the tank can also be collected in the filter screen and then processed together.

[0023] In this embodiment, specifically: the left side of the plug plate 7 is fixedly connected to a limiting block 13, the limiting block 13 is fixedly connected to the square tube 4 through two hexagonal bolts 14, and the left side of the limiting block 13 is fixedly connected to a pull handle 15, and the setting of the pull handle 15 plays an effect of facilitating pulling;

[0024] In this embodiment, specifically: a motor 16 is fixedly connected to the top of the tank body 2, an output shaft of the motor 16 extends into the tank body 2 and is rotatably connected to the tank body 2 through a bearing, and an end of the output shaft of the motor 16 is fixedly connected to the main shaft 3, and the setting of the motor 16 achieves an automated effect;

[0025] In this embodiment, specifically: the left side of the main shaft 3 is fixedly connected with a vertical scraper 21 and an oblique scraper 22 through a support rod, and the vertical scraper 21 and the oblique scraper 22 are arranged to scrape away impurities on the inner wall of the tank body 2;

[0026] In this embodiment, specifically: a hydraulic rod 20 is rotatably connected to the left inner wall of the square tube 4 through a hinge, and the movable end of the hydraulic rod 20 is rotatably connected to the bottom of the guide plate 6 through a hinge. The setting of the hydraulic rod 20 can automatically adjust the guide plate 6;

[0027] In this embodiment, specifically: the top of the base 1 is fixedly connected to the water tank 17, and the top of the water tank 17 is fixedly connected to a water pump 18, and the setting of the water pump 18 plays a role in pumping water;

[0028] In this embodiment, specifically: the water inlet of the water pump 18 extends into the water tank 17 , the water outlet of the water pump 18 is connected to a water pipe 19 , and the right end of the water pipe 19 extends into the tank body 2 .

[0029] The utility model is in operation: when in use, the chemical product raw material is poured into the tank body 2, the motor 16 drives the main shaft 3 to rotate, the main shaft 3 drives the vertical scraper 21 and the inclined scraper 22 to stir the raw material, and then the raw material falls into the square cylinder 4, is filtered by the filter screen 11, and the clean raw material is guided by the guide plate 6, and finally discharged through the discharge pipe 5. After the discharge is completed, the hydraulic rod 20 works in the reverse direction, and the movable end of the hydraulic rod 20 drives the guide plate 6 to rotate downward, and then the water pump 18 is started, and the water pump 18 pumps the water in the water tank 17 out, and then flows into the tank body 2 through the water pipe 19, and the motor 16 drives the vertical scraper 21 and the inclined scraper 22 to scrape the impurities remaining on the inner wall of the tank body 2, and clean the inner wall of the tank body 2, and the impurities flow through the filter screen 11 with the water flow, and the cleaning The water flow finally flows out through the bottom of the square cylinder 4. When the filter screen 11 needs to be replaced, the two hexagonal bolts 14 are screwed, the plug plate 7 is pulled out to the left through the pull handle 15, the hexagon socket screw 12 is screwed off, and the pressing block 10 is pulled upward. The pressing block 10 drives the limiting column 8 to slide out of the limiting groove 23, and the tension spring 9 is stretched, and the filter screen 11 is taken out together with the impurities, and a new filter screen 11 is placed on the bottom of the pressing block 10, and the pressing block 10 is loosened. The tension spring 9 drives the pressing block 10 to squeeze it, and then it is fixed by the hexagon socket screw, thereby forming a chemical product production filtering device, which is convenient for replacing the filter screen and avoids the problem of easy clogging of the filter screen if it is not replaced for a long time. At the same time, the impurities remaining on the inner wall of the tank can also be collected in the filter screen and then processed together.

[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 chemical product production filtering device, comprising a base (1) and a filter screen (11), characterized in that: The top of the base (1) is fixedly connected to the tank body (2) via a support frame, the bottom of the tank body (2) is connected to and fixed with a square tube (4), the right side of the square tube (4) is connected to a discharge pipe (5), the discharge pipe (5) is arranged obliquely, a guide plate (6) is rotatably connected to the left inner wall of the square tube (4) via a hinge, a plug plate (7) is plugged into the left side of the square tube (4), the right side of the plug plate (7) is in close contact with the right inner wall of the square tube (4), a through hole is opened on the top of the plug plate (7), and the plug plate (6) is connected to the left inner wall of the square tube (4). A rectangular groove is provided at the top of the filter screen (7), and two limit grooves (23) are provided at the bottom of the rectangular groove. The limit groove (23) is internally slidably connected to a limit column (8), and a tension spring (9) is fixedly connected between the bottom of the limit column (8) and the bottom inner wall of the limit groove (23). The top of the limit column (8) is fixedly connected to a pressure block (10), and the two sides of the filter screen (11) are placed at the bottom of the pressure block (10). The filter screen (11) is fixedly connected to the plug plate (7) by two hexagon socket screws (12).

2. A chemical product production filtration device according to claim 1, characterized in that: The left side of the plug plate (7) is fixedly connected to a limit block (13), the limit block (13) is fixedly connected to the square tube (4) via two hexagonal bolts (14), and the left side of the limit block (13) is fixedly connected to a pull handle (15).

3. A chemical product production filtration device according to claim 2, characterized in that: A motor (16) is fixedly connected to the top of the tank body (2); an output shaft of the motor (16) extends into the tank body (2) and is rotationally connected to the tank body (2) via a bearing; and an end of the output shaft of the motor (16) is fixedly connected to the main shaft (3).

4. A chemical product production filtration device according to claim 3, characterized in that: The left side of the main shaft (3) is fixedly connected with a vertical scraper (21) and an inclined scraper (22) via a support rod.

5. A chemical product production filtration device according to claim 4, characterized in that: A hydraulic rod (20) is rotatably connected to the left inner wall of the square tube (4) via a hinge, and the movable end of the hydraulic rod (20) is rotatably connected to the bottom of the guide plate (6) via a hinge.

6. A chemical product production filtration device according to claim 5, characterized in that: The top of the base (1) is fixedly connected to a water tank (17), and the top of the water tank (17) is fixedly connected to a water pump (18).

7. A chemical product production filtration device according to claim 6, characterized in that: The water inlet of the water pump (18) extends into the water tank (17), the water outlet of the water pump (18) is connected to a water delivery pipe (19), and the right end of the water delivery pipe (19) extends into the tank body (2).

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