Chemical engineering multistage sewage treatment equipment

Abstract

The utility model discloses multistage sewage treatment equipment for chemical engineering, and particularly relates to the field of chemical engineering, the multistage sewage treatment equipment comprises a square filter frame, a secondary treatment cylinder and a biological oxidation pond, the left side surface of the square filter frame is fixedly connected with a square box, and the inner bottom wall of the square box is fixedly connected with a speed reducing motor; the output end of the gear motor is fixedly connected with a screw rod, the outer surface of the screw rod is in threaded connection with a square screw plate, the upper surface of the square screw plate is fixedly connected with two transmission square rods, and the top end of each transmission square rod penetrates through the square box and extends to the position above the square box; the top end of each transmission square rod is fixedly connected with a connecting plate. According to the utility model, the coarse filter screen can be taken out from the square filter frame, so that the coarse filter screen can be conveniently detached, a worker can conveniently clean sundries on the coarse filter screen, the coarse filter screen is prevented from being blocked to influence subsequent sewage treatment, the coarse filter screen can be conveniently cleaned, and the cleaning operation is simpler.

Description

Technical Field

[0001] The utility model relates to the technical field of chemical engineering, and more specifically, to multi-stage sewage treatment equipment for chemical engineering. Background Art

[0002] Chemical engineering is the art of using chemical methods to change the composition and structure of substances or to synthesize new substances. Chemical engineering includes essential basic theoretical and engineering technical knowledge, particularly in the following areas: 1. Basic theory and experiments in inorganic chemistry, organic chemistry, and physical chemistry; 2. Basic theory and experiments in chemical engineering principles, chemical thermodynamics, chemical reaction engineering, separation engineering, and chemical production processes and equipment; 3. Chemical engineering technical and economic analysis and production operation management; 4. Preliminary ability to research and develop new products, new equipment, and new processes.

[0003] Chemical engineering produces a lot of wastewater, and chemical wastewater treatment is crucial to environmental protection. Chemical wastewater contains a large amount of pollutants, such as organic matter, heavy metals, acid and alkali substances, etc. If it is discharged directly into the environment without treatment, it will cause serious pollution to water bodies, soil and air. The existing multi-stage sewage treatment equipment of chemical engineering will use a filter to filter the solid waste in the wastewater during later use, but the filter is generally fixed in one position. When the filter is blocked, the subsequent filtration treatment effect is poor and it is difficult to clean it, which reduces the efficiency of sewage treatment.

[0004] Therefore, in response to the above problems, a multi-stage sewage treatment equipment for chemical engineering is proposed. Utility Model Content

[0005] In order to overcome the above-mentioned defects of the prior art, the present invention provides a multi-stage sewage treatment equipment for chemical engineering to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a multi-stage sewage treatment equipment for chemical engineering, comprising a square filter frame, a secondary treatment cylinder and a biological oxidation tank, wherein the left side of the square filter frame is fixedly connected to a square box, the inner bottom wall of the square box is fixedly connected to a reduction motor, the output end of the reduction motor is fixedly connected to a screw rod, the outer surface of the screw rod is threadedly connected to a square screw plate, the upper surface of the square screw plate is fixedly connected to two transmission square rods, the top end of each transmission square rod passes through the square box and extends to the top of the square box, and the top end of each transmission square rod is fixedly connected to the top of the square box. The ends are fixedly connected with connecting plates, the outer surface of each connecting plate is fixedly connected with a group of connecting columns, the bottom ends of multiple connecting columns are commonly fixedly connected with a U-shaped connecting frame, the interior of the U-shaped connecting frame is provided with a coarse filter screen, the upper surface of the U-shaped connecting frame is provided with multiple fastening bolts, the upper surface of the secondary treatment cylinder is fixedly installed with a main water pump, the input end of the main water pump is connected with the square filter frame through a first water pipe, the upper surface of the biological oxidation tank is fixedly installed with an auxiliary water pump, the input end of the auxiliary water pump is connected with the secondary treatment cylinder through a second water pipe.

[0007] Preferably, two square slide cylinders are fixedly embedded on the upper surface of the square box, and the outer surface of each of the transmission square rods is slidably connected to the inner wall of the square slide cylinder.

[0008] Preferably, the upper surface of the secondary treatment cylinder is fixedly connected to a feeding pipe, and the outer surface of the secondary treatment cylinder is provided with an observation window.

[0009] Preferably, a rotating motor is fixedly connected to the upper surface of the secondary treatment cylinder, the output end of the rotating motor passes through the secondary treatment cylinder and extends to the interior of the secondary treatment cylinder, the output end of the rotating motor is fixedly connected to a rotating shaft, and the outer surface of the rotating shaft is fixedly connected to stirring rollers arranged at equal distances.

[0010] Preferably, a filter assembly is installed on the inner wall of the biological oxidation tank, a drain pipe is provided on the right side of the biological oxidation tank, and the filter assembly includes an activated carbon filter element, a polyethylene filter element and a fine grid.

[0011] Preferably, the inner wall of the square filter frame is provided with a plurality of guide grooves, the outer surface of the U-shaped connection frame is fixedly connected with a plurality of sliding blocks, and the sliding blocks are adapted to the guide grooves.

[0012] Technical effects and advantages of this utility model:

[0013] Compared with the existing technology, the multi-stage sewage treatment equipment of the chemical engineering project is equipped with a square filter frame, a U-shaped connecting frame and a coarse filter screen, and can use the coarse filter screen to filter and screen larger fixed particles in the sewage to facilitate the subsequent treatment effect of the sewage. By using the provided rotating motor, feeding pipe, rotating shaft and stirring roller, the corresponding treatment agent can be added through the feeding pipe, and the rotating motor is used to rotate the rotating shaft and stirring roller, so that the sewage and the treatment agent can be fully reacted and mixed, thereby achieving the purpose of accelerating the reaction speed. By using the provided biological oxidation tank, activated carbon filter element, polyethylene filter element and fine grid, the sewage can be filtered again to remove organic matter in the sewage. The filter component has excellent adsorption performance and chemical reaction performance, and can efficiently remove pollutants, thereby achieving the purpose of multiple treatment and filtration of the sewage, avoiding chemical sewage from polluting the environment, and having the advantage of better sewage treatment effect.

[0014] Compared with the existing technology, the multi-stage sewage treatment equipment of the chemical engineering project uses the reduction motor, screw rod, square screw plate, connecting column, U-shaped connecting frame and coarse filter screen. The operation of the reduction motor can drive the screw rod to rotate, and the rotation of the screw rod can drive the connecting plate, U-shaped connecting frame and coarse filter screen to move up and down, so that the coarse filter screen can be taken out from the square filter frame to facilitate the disassembly of the coarse filter screen and the staff to clean the debris on the coarse filter screen to prevent the coarse filter screen from being blocked and affecting the subsequent sewage treatment. It realizes the convenience of cleaning the coarse filter screen and has the advantage of simpler cleaning operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional schematic diagram of the utility model.

[0016] Figure 2 This is a schematic diagram of the internal structure of the secondary treatment cylinder and biological oxidation tank of the utility model.

[0017] Figure 3 This is a schematic diagram of the front cross-section structure of the square filter frame of the present invention.

[0018] Figure 4 It is a side sectional schematic diagram of the square box of the present utility model.

[0019] Figure 5 This is a schematic diagram of the top structure of the square filter frame of the present invention.

[0020] Figure 6 This is a schematic diagram of the separation of the coarse filter screen and the U-shaped connecting frame of the utility model.

[0021] The figures are marked as follows: 1. square filter frame; 2. secondary treatment cylinder; 3. biological oxidation tank; 4. drain pipe; 5. square box; 6. observation window; 7. rotating motor; 8. feeding pipe; 9. main water pump; 10. first water pipe; 11. auxiliary water pump; 12. second water pipe; 13. reduction motor; 14. screw rod; 15. square screw plate; 16. transmission square rod; 17. connecting plate; 18. connecting column; 19. U-shaped connecting frame; 20. fastening bolt; 21. coarse filter screen; 22. guide groove; 23. sliding block; 24. square slide cylinder; 25. rotating shaft; 26. stirring roller; 27. activated carbon filter element; 28. polyethylene filter element; 29. ​​fine grid; 30. filter assembly. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention. Example

[0023] As attached Figures 1-6 The multi-stage sewage treatment equipment of a chemical engineering shown in the figure includes a square filter frame 1, a secondary treatment cylinder 2 and a biological oxidation tank 3. The left side of the square filter frame 1 is fixedly connected to a square box 5, the inner bottom wall of the square box 5 is fixedly connected to a reduction motor 13, the output end of the reduction motor 13 is fixedly connected to a screw rod 14, the outer surface of the screw rod 14 is threadedly connected to a square screw plate 15, the upper surface of the square screw plate 15 is fixedly connected to two transmission square rods 16, the top of each transmission square rod 16 passes through the square box 5 and extends to the top of the square box 5, and the top of each transmission square rod 16 is fixedly connected to a connecting plate 1 7. A group of connecting columns 18 are fixedly connected to the outer surface of each connecting plate 17, and the bottom ends of the multiple connecting columns 18 are commonly fixedly connected to a U-shaped connecting frame 19. A coarse filter screen 21 is provided inside the U-shaped connecting frame 19, and a plurality of fastening bolts 20 are provided on the upper surface of the U-shaped connecting frame 19. A main water pump 9 is fixedly installed on the upper surface of the secondary treatment cylinder 2, and the input end of the main water pump 9 is connected to the square filter frame 1 through the first water conduit 10. An auxiliary water pump 11 is fixedly installed on the upper surface of the biological oxidation tank 3, and the input end of the auxiliary water pump 11 is connected to the secondary treatment cylinder 2 through the second water conduit 12.

[0024] From the above description, it can be seen that the utility model has the following beneficial effects, among which: the operation of the reduction motor 13 can be used to rotate the screw rod 14, and the rotation of the screw rod 14 can be used to move the connecting plate 17, the U-shaped connecting frame 19 and the coarse filter 21 up and down, so that the coarse filter 21 can be taken out from the square filter frame 1, so as to facilitate the disassembly of the coarse filter 21, and facilitate the staff to clean the debris on the coarse filter 21, and prevent the coarse filter 21 from being blocked and affecting the subsequent sewage treatment, thereby realizing the convenience of cleaning the coarse filter 21 and having the advantage of simpler cleaning operation. Example

[0025] Based on the first embodiment, the solution in the first embodiment is further detailed in combination with the following specific working methods, as described below:

[0026] like Figures 1-6 As shown, as a preferred embodiment; the upper surface of the square box 5 is fixedly inlaid with two square slides 24, the outer surface of each transmission square rod 16 is slidably connected to the inner wall of the square slide 24, the upper surface of the secondary treatment cylinder 2 is fixedly connected to the feeding pipe 8, the outer surface of the secondary treatment cylinder 2 is provided with an observation window 6, the upper surface of the secondary treatment cylinder 2 is fixedly connected to the rotating motor 7, the output end of the rotating motor 7 passes through the secondary treatment cylinder 2 and extends to the interior of the secondary treatment cylinder 2, the output end of the rotating motor 7 is fixedly connected to the rotating shaft 25, and the outer surface of the rotating shaft 25 is fixedly connected to equidistant rows of The stirring rollers 26 are arranged in a row. Furthermore, through the square slide cylinder 24, when the position of the coarse filter 21 is adjusted, the transmission square rod 16 can slide along the square slide cylinder 24 to prevent the transmission square rod 16 from moving and tilting, thereby ensuring the stability of its movement. By starting the rotating motor 7 to rotate the stirring rollers 26, the sewage and chemical treatment agents can be stirred to make their reaction more complete and accelerate the reaction speed. In addition, by providing an observation window 6 on the outer surface of the secondary treatment cylinder 2, the reaction treatment situation inside the secondary treatment cylinder 2 can be easily observed.

[0027] like Figures 1-6As shown, as a preferred embodiment; a filter assembly 30 is installed on the inner wall of the biological oxidation tank 3, and a drain pipe 4 is provided on the right side of the biological oxidation tank 3. The filter assembly 30 includes an activated carbon filter element 27, a polyethylene filter element 28 and a fine grid 29. The inner wall of the square filter frame 1 is provided with a plurality of guide grooves 22, and the outer surface of the U-shaped connecting frame 19 is fixedly connected with a plurality of sliding blocks 23, and the sliding blocks 23 are adapted to the guide grooves 22. Furthermore, through the set filter assembly 30, the sewage can be further filtered and adsorbed, and the excellent adsorption performance and chemical reaction performance of the activated carbon filter element 27, the polyethylene filter element 28 and the fine grid 29 can be used to efficiently remove pollutants and effectively ensure the quality of purified sewage. The set sliding block 23 can slide in the guide groove 22. When adjusting the position of the U-shaped connecting frame 19, it can prevent dislocation and jamming, thereby ensuring stable and safe movement.

[0028] The working process of this utility model is as follows:

[0029] When the multi-stage sewage treatment equipment for chemical engineering is used in the later stage, first, the equipment is installed at the use location and the relevant power supply is turned on. The sewage to be treated is poured into the square filter frame 1, and the sewage is initially filtered through the coarse filter 21 to filter out larger particles. Then, the main water pump 9 can be started to extract the filtered sewage in the square filter frame 1 into the secondary treatment cylinder 2, and the relevant sewage treatment agent is added through the feeding pipe 8. Then, the rotating motor 7 is started to rotate with the rotating shaft 25 and the stirring roller 26, and the rotation is used to stir the agent and sewage to accelerate the reaction between them. Speed, using the principle of chemical oxidation for secondary treatment of sewage. Chemical oxidation treatment is a process that uses chemical oxidants to convert pollutants into stable, low-toxic or non-toxic substances. This method is suitable for treating organic pollutants that are difficult to biodegrade. After the reaction, the auxiliary pump 11 can be activated to extract sewage from the secondary treatment cylinder 2 through the second water pipe 12. The sewage is filtered and adsorbed layer by layer by the activated carbon filter element 27, the polyethylene filter element 28 and the fine grid 29, and further filtered and adsorbed. The treated water can then be discharged through the drain pipe 4;

[0030] After using it for a period of time, the reduction motor 13 can be started to rotate with the screw rod 14, and the square screw plate 15 and the transmission square rod 16 can be moved up and down under the action of the thread. The movement of the transmission square rod 16 drives the connecting plate 17 and the connecting column 18 to move upward, and the U-shaped connecting frame 19 and the coarse filter screen 21 are removed from the square filter frame 1. Then, the fastening bolts 20 are removed, and the coarse filter screen 21 is pulled out from the U-shaped connecting frame 19 to achieve the cleaning of the coarse filter screen 21, thereby achieving the purpose of making the cleaning operation of the coarse filter screen 21 simpler. This is the working process and working principle of the device.

[0031] Finally: The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A multi-stage sewage treatment equipment for chemical engineering, comprising a square filter frame (1), a secondary treatment cylinder (2) and a biological oxidation tank (3), characterized in that: The left side of the square filter frame (1) is fixedly connected to a square box (5), the inner bottom wall of the square box (5) is fixedly connected to a reduction motor (13), the output end of the reduction motor (13) is fixedly connected to a screw rod (14), the outer surface of the screw rod (14) is threadedly connected to a square screw plate (15), the upper surface of the square screw plate (15) is fixedly connected to two transmission square rods (16), the top end of each transmission square rod (16) passes through the square box (5) and extends to the top of the square box (5), the top end of each transmission square rod (16) is fixedly connected to a connecting plate (17), and the outer surface of each connecting plate (17) is fixedly connected to a A connecting column (18) is provided, and the bottom ends of the plurality of connecting columns (18) are fixedly connected to a U-shaped connecting frame (19), a coarse filter (21) is provided inside the U-shaped connecting frame (19), and a plurality of fastening bolts (20) are provided on the upper surface of the U-shaped connecting frame (19). A main water pump (9) is fixedly installed on the upper surface of the secondary treatment cylinder (2), and the input end of the main water pump (9) is connected to the square filter frame (1) through a first water conduit (10). An auxiliary water pump (11) is fixedly installed on the upper surface of the biological oxidation tank (3), and the input end of the auxiliary water pump (11) is connected to the secondary treatment cylinder (2) through a second water conduit (12).

2. A chemical engineering multi-stage sewage treatment equipment according to claim 1, characterized in that: Two square slide cylinders (24) are fixedly embedded on the upper surface of the square box (5), and the outer surface of each of the transmission square rods (16) is slidably connected to the inner wall of the square slide cylinder (24).

3. The multi-stage sewage treatment equipment for chemical engineering according to claim 1, characterized in that: The upper surface of the secondary treatment cylinder (2) is fixedly connected to a feeding pipe (8), and the outer surface of the secondary treatment cylinder (2) is provided with an observation window (6).

4. The multi-stage sewage treatment equipment for chemical engineering according to claim 1, characterized in that: A rotating motor (7) is fixedly connected to the upper surface of the secondary treatment cylinder (2), and the output end of the rotating motor (7) passes through the secondary treatment cylinder (2) and extends into the interior of the secondary treatment cylinder (2). The output end of the rotating motor (7) is fixedly connected to a rotating shaft (25), and the outer surface of the rotating shaft (25) is fixedly connected to stirring rollers (26) arranged at equal distances.

5. The multi-stage sewage treatment equipment for chemical engineering according to claim 1, characterized in that: A filter assembly (30) is installed on the inner wall of the biological oxidation tank (3), a drain pipe (4) is provided on the right side of the biological oxidation tank (3), and the filter assembly (30) includes an activated carbon filter element (27), a polyethylene filter element (28), and a fine grid (29).

6. The multi-stage sewage treatment equipment for chemical engineering according to claim 1, characterized in that: The inner wall of the square filter frame (1) is provided with a plurality of guide grooves (22), and the outer surface of the U-shaped connection frame (19) is fixedly connected with a plurality of sliding blocks (23), and the sliding blocks (23) are adapted to the guide grooves (22).

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