Microbial degradation device for starch wastewater treatment

Abstract

The utility model belongs to the technical field of wastewater treatment, and particularly relates to a starch wastewater treatment microbiological degradation device which comprises a feeding box, a piston plate is slidably mounted in the feeding box, a connecting rod is mounted on the top side of the piston plate, a connecting plate is mounted at the top end of the connecting rod, one end of a sliding rod is slidably mounted in a sliding sleeve, and the other end of the sliding rod is slidably mounted in the sliding sleeve. A rotating shaft is installed at the output end of the driving motor, a cam is installed at one end of the rotating shaft, and a connecting rod is installed at the protruding end of the cam; a driving motor is started, a rotating shaft and a cam are driven to rotate through the output end, then a connecting rod pushes a connecting plate to move up and down, the connecting plate drives a sliding rod to slide in a sliding sleeve, the connecting plate drives a piston plate to move up and down in a feeding box, and when the piston plate moves downwards, a discharging pipe is opened, the piston plate moves downwards, and the discharging pipe is closed; the microbial community is intermittently added into the treatment box, so that the load change can be better adapted, and the stability and effectiveness of the degradation process can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of wastewater treatment, in particular to a starch wastewater treatment microbial degradation device. Background Art

[0002] Starch is a polysaccharide. During the starch extraction process, water is needed to wash and separate the starch. During this process, water mixes with starch and other impurities to form wastewater containing starch and other pollutants. In order to reduce the pollution of wastewater to the water environment, a wastewater treatment microbial degradation device is needed.

[0003] A Chinese patent with announcement number CN112028306A discloses a device for treating starch processing wastewater, including four lifting threaded rods, the upper and lower ends of the four lifting threaded rods are respectively fixed to a supporting chassis through bearings, the four corners of the support plate are mounted on the four lifting threaded rods, the crushing structure is arranged at the upper end of the support plate, the filtering structure is arranged at the upper end of the support plate and connected to the crushing structure, and the purification structure is arranged on the support plate and connected to the filtering structure. The wastewater can be treated in all aspects, the wastewater treatment can be very effective and fast, the wastewater treatment effect is greatly improved, and the wastewater treatment quality is guaranteed.

[0004] However, the above-mentioned device for treating starch processing wastewater still has some problems. In practical applications, in order to effectively treat the wastewater, it is necessary to add a suitable microbial community into the treatment tank. In the existing prior art, the microbial community is usually added to the treatment tank at one time, which will cause a sudden increase in the load in the treatment system and cause fluctuations in water quality, thus affecting the wastewater treatment effect. Therefore, in view of the above problems, a microbial degradation device for treating starch wastewater is proposed. Utility Model Content

[0005] In order to make up for the deficiencies of the prior art and solve the problems raised in the background technology, the utility model proposes a microbial degradation device for treating starch wastewater.

[0006] The technical solution adopted by the utility model to solve its technical problems is: a starch wastewater treatment microbial degradation device described in the utility model comprises a treatment box, two support blocks are symmetrically installed at one end of the top side of the treatment box, a feeding box is installed on the top side of the support block, a piston plate is slidably installed inside the feeding box, two connecting rods are symmetrically installed on the top side of the piston plate, the top end of the connecting rod slides through the outside of the feeding box and is fixedly installed with a connecting plate, both sides of the connecting plate are fixedly connected with sliding rods, the sliding rods are in an "inverted L" shape, two support plates are symmetrically installed at one end of the top side of the treatment box, the inner side of the support plate A sliding sleeve is installed on the wall, one end of the sliding rod is slidably installed inside the sliding sleeve, a compression spring is fixedly connected between the feeding box and the connecting plate, the compression spring is sleeved on the outer wall of the connecting rod, a driving motor is equipped on one side of the support plate, a rotating shaft is installed on the output end of the driving motor, a cam is installed on one end of the rotating shaft, a connecting rod is installed on the protruding end of the cam through a pin shaft, and one end of the connecting rod is installed on the top side of the connecting plate through a mounting seat and a pin shaft, thereby realizing intermittent addition of microbial communities to the processing box, which can better adapt to changes in load and thus improve the stability and effectiveness of the degradation process.

[0007] Preferably, three discharge pipes are equidistantly connected to the bottom side of the feeding box, one end of the discharge pipe is connected to the processing box, a circular cavity 1 is installed at the middle end of the discharge pipe, a spring 1 is installed on the inner wall of the top end of the discharge pipe, and a blocking ball 1 is fixedly connected to one end of the spring 1; a feeding pipe is connected to one side of the feeding box, a circular cavity 2 is installed at the middle end of the feeding pipe, a spring 2 is fixedly connected to the inner wall of the feed pipe, and a blocking ball 2 is fixedly connected to one end of the spring 2, thereby realizing automatic control of the feeding and discharging of the microbial community in the feeding box.

[0008] Preferably, a water inlet hopper is installed on one side of the treatment box, a filter plate is installed inside the water inlet hopper, a movable door is hinged on one side of the water inlet hopper, and a water outlet with a valve is installed on the other side of the treatment box, thereby realizing pretreatment of starch wastewater and filtering of suspended matter and large particle impurities in the wastewater.

[0009] Preferably, a No. 1 motor is installed on the top side of the middle end of the treatment box, a rotating shaft is installed on the output end of the No. 1 motor, and a spiral auger is connected to the bottom end of the rotating shaft, which can transport the wastewater from the top to the bottom and achieve uniform stirring during the transportation process, so that the wastewater and the microbial community can be fully mixed.

[0010] Preferably, a driving gear is installed on the top outer wall of the rotating shaft, and connecting shafts are rotatably installed on both sides of the rotating shaft on the inner top side of the treatment box, and a driven gear is installed on the top outer wall of the connecting shaft, and the driving gear and the driven gear are meshed with each other. Three groups of three stirring rods are equidistantly installed on the outer wall of the connecting shaft. Stirring increases the oxygen flow inside the treatment box, which helps maintain the aerobic metabolism of microorganisms, thereby improving the efficiency of wastewater treatment.

[0011] Preferably, the radius of the blocking ball is smaller than the radius of the circular cavity, wherein the radius of the blocking ball is larger than the radius of the feed pipe and the discharge pipe, providing good sealing to prevent leakage of the microbial community.

[0012] The utility model is beneficial in that:

[0013] 1. The utility model starts the driving motor, and the output end of the driving motor drives the rotating shaft and the cam to rotate, and then the connecting rod pushes the connecting plate to move up and down, and the connecting plate drives the sliding rod to slide in the sliding sleeve. At the same time, the connecting plate drives the piston plate to move up and down in the feeding box. When the piston plate moves down, the discharge pipe opens, and when the piston plate moves down, the discharge pipe closes, so that the microbial community is intermittently added to the processing box, which can better adapt to the change of load, thereby improving the stability and effectiveness of the degradation process;

[0014] 2. The utility model starts motor No. 1, drives the rotating shaft and the spiral auger to rotate through the output end, so that the wastewater forms a spiral water flow in the treatment box, which promotes the mixing and mass transfer of wastewater and microorganisms. Since the driving gear and the driven gear are meshed with each other, when the rotating shaft rotates, the driving gear drives the driven gear to rotate, and the connecting shaft rotates accordingly, thereby driving the stirring rod to rotate. The oxygen flow inside the treatment box is increased through stirring, which helps to maintain the aerobic metabolism of microorganisms, thereby improving the efficiency of wastewater treatment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0016] Figure 1 This is a schematic diagram of the main structure of the wastewater treatment microbial degradation device in the utility model;

[0017] Figure 2 It is a schematic diagram of the intermittent feeding component structure;

[0018] Figure 3 for Figure 2The enlarged structural diagram of part A in the middle;

[0019] Figure 4 Schematic diagram of the stirring assembly structure.

[0020] In the figure: 1. processing box; 2. support block; 3. feeding box; 4. piston plate; 5. connecting rod; 6. connecting plate; 7. sliding rod; 8. supporting plate; 9. sliding sleeve; 10. compression spring; 11. driving motor; 12. rotating shaft; 13. cam; 14. connecting rod; 15. discharge pipe; 16. circular cavity one; 17. spring one; 18. blocking ball one; 19. feeding pipe; 20. circular cavity two; 21. spring two; 22. blocking ball two; 23. water inlet bucket; 24. filter plate; 25. movable door; 26. water outlet; 27. No. 1 motor; 28. rotating shaft; 29. ​​spiral auger; 30. driving gear; 31. connecting shaft; 32. driven gear; 33. stirring rod. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1-3 As shown, a microbial degradation device for treating starch wastewater comprises a treatment box 1, two support blocks 2 are symmetrically installed at one end of the top side of the treatment box 1, a feeding box 3 is installed on the top side of the support block 2, a piston plate 4 is slidably installed inside the feeding box 3, two connecting rods 5 are symmetrically installed on the top side of the piston plate 4, the top end of the connecting rod 5 slides through the outside of the feeding box 3 and is fixedly installed with a connecting plate 6, both sides of the connecting plate 6 are fixedly connected with sliding rods 7, and the sliding rod 7 is in an "inverted L" shape, and two support plates 8 are symmetrically installed at one end of the top side of the treatment box 1. A sliding sleeve 9 is installed on the inner wall of the support plate 8, one end of the sliding rod 7 is slidably installed inside the sliding sleeve 9, a compression spring 10 is fixedly connected between the feeding box 3 and the connecting plate 6, and the compression spring 10 is sleeved on the outer wall of the connecting rod 5, and a driving motor 11 is installed on one side of the support plate 8, and a rotating shaft 12 is installed on the output end of the driving motor 11, and a cam 13 is installed on one end of the rotating shaft 12, and a connecting rod 14 is installed on the protruding end of the cam 13 through a pin shaft, and one end of the connecting rod 14 is installed on the top side of the connecting plate 6 through a mounting seat and a pin shaft.

[0023] Three discharge pipes 15 are equidistantly connected to the bottom side of the feeding box 3, one end of the discharge pipe 15 is connected to the treatment box 1, a circular cavity 16 is installed at the middle end of the discharge pipe 15, a spring 17 is installed on the inner wall of the top end of the discharge pipe 15, one end of the spring 17 is fixedly connected to a blocking ball 18, a feeding pipe 19 is connected to one side of the feeding box 3, a circular cavity 20 is installed at the middle end of the feed pipe 19, a spring 21 is fixedly connected to the inner wall of the feed pipe 19, and one end of the spring 21 is fixedly connected to a blocking ball 22; when working, the microbial community is usually added to the treatment box 1 at one time, which will cause a sudden increase in the load in the treatment system, cause water quality fluctuations, and thus affect the wastewater treatment effect, start the drive motor 11, the output end of the drive motor 11 drives the rotating shaft 12 and the cam 13 to rotate, and then the connecting rod 14 pushes the connecting plate 6 to move up and down through the mounting seat and the pin shaft, The connecting plate 6 drives the sliding rod 7 to slide in the sliding sleeve 9 and compresses the compression spring 10. At the same time, the connecting plate 6 drives the piston plate 4 to move up and down in the feeding box 3. When the piston plate 4 moves downward, the pressure in the feeding box 3 increases, forcing the blocking ball 18 to overcome the elastic force of the spring 17 and move, opening the discharge pipe 15, so that the microbial community enters the processing box 1 through the discharge pipe 15. At the same time, the blocking ball 22 blocks the feed pipe 19 under the action of the spring 21 to prevent the mixture from flowing back. When the piston plate 4 moves downward, the blocking ball 22 is forced to overcome the elastic force of the spring 21 and open the feed pipe 19. At the same time, the blocking ball 18 blocks the discharge pipe 15 under the action of the spring 17, so that the microbial community enters the feeding box 3, which is convenient for the next feeding operation, thereby realizing the intermittent addition of the microbial community to the processing box 1, which can better adapt to the changes in load, thereby improving the stability and effectiveness of the degradation process.

[0024] See also Figure 1 As shown, a water inlet hopper 23 is installed on one side of the treatment box 1, a filter plate 24 is installed inside the water inlet hopper 23, a movable door 25 is hinged on one side of the water inlet hopper 23, and a water outlet 26 with a valve is installed on the other side of the treatment box 1; during operation, water is needed to wash and separate the starch during the starch extraction process. In this process, water is mixed with starch and other impurities to form wastewater containing starch and other pollutants. In order to reduce the pollution of wastewater to the water environment, the starch wastewater enters the treatment box 1 through the water inlet hopper 23. Inside the water inlet hopper 23, the filter plate 24 can perform preliminary filtration on the wastewater to remove large particles or impurities therein to prevent large particles from affecting the degradation effect of microorganisms. The movable door 25 can be opened and closed to facilitate maintenance and cleaning of the filter plate 24; after the treatment is completed, the valve is opened to discharge the treated water from the water outlet 26.

[0025] See also Figure 4As shown, a No. 1 motor 27 is installed on the top side of the middle end of the processing box 1, a rotating shaft 28 is installed on the output end of the No. 1 motor 27, and a spiral auger 29 is connected to the bottom end of the rotating shaft 28;

[0026] A driving gear 30 is installed on the top outer wall of the rotating shaft 28, and a connecting shaft 31 is rotatably installed on both sides of the rotating shaft 28 on the inner top side of the treatment box 1. A driven gear 32 is installed on the top outer wall of the connecting shaft 31, and the driving gear 30 and the driven gear 32 are meshed with each other. Three groups of three stirring rods 33 are equidistantly installed on the outer wall of the connecting shaft 31; when working, in the treatment box 1, the wastewater and the microbial community undergo a degradation process, and the organic matter in the starch wastewater is decomposed into harmless substances. At the same time, in order to improve the degradation efficiency, Effect, start the No. 1 motor 27, and drive the rotating shaft 28 and the spiral auger 29 to rotate through the output end, so that the wastewater forms a spiral water flow in the treatment box 1, which promotes the mixing and mass transfer of wastewater and microorganisms. Since the driving gear 30 and the driven gear 32 are meshed with each other, when the rotating shaft 28 rotates, the driving gear 30 drives the driven gear 32 to rotate, and the connecting shaft 31 rotates accordingly, thereby driving the stirring rod 33 to rotate, and the oxygen flow inside the treatment box 1 is increased by stirring, which helps to maintain the aerobic metabolism of microorganisms, thereby improving the efficiency of wastewater treatment.

[0027] Working principle: Starch wastewater enters the treatment box 1 through the water inlet hopper 23. Inside the water inlet hopper 23, the filter plate 24 can perform preliminary filtration on the wastewater to remove large particles or impurities therein to prevent large particles from affecting the degradation effect of microorganisms. The movable door 25 can be opened and closed to facilitate the maintenance and cleaning of the filter plate 24.

[0028] The drive motor 11 is started, and the output end of the drive motor 11 drives the rotating shaft 12 and the cam 13 to rotate, and then the connecting rod 14 pushes the connecting plate 6 to move up and down through the mounting seat and the pin shaft, and the connecting plate 6 drives the sliding rod 7 to slide in the sliding sleeve 9 and compresses the compression spring 10. At the same time, the connecting plate 6 drives the piston plate 4 to move up and down in the feeding box 3. When the piston plate 4 moves down, the pressure in the feeding box 3 increases, forcing the blocking ball 18 to overcome the elastic force of the spring 17 and move, opening the discharge pipe 15, so that the microbial community enters the processing box through the discharge pipe 15 1, at the same time, the blocking ball 22 blocks the feed pipe 19 under the action of the spring 21 to prevent the mixture from flowing back. When the piston plate 4 moves downward, the blocking ball 22 is forced to overcome the elastic force of the spring 21 to open the feed pipe 19. At the same time, the blocking ball 18 blocks the discharge pipe 15 under the action of the spring 17, so that the microbial community enters the feeding box 3, which is convenient for the next feeding operation, and realizes the intermittent addition of the microbial community to the processing box 1, which can better adapt to the change of load, thereby improving the stability and effectiveness of the degradation process;

[0029] In the treatment box 1, the wastewater and the microbial community undergo a degradation process, and the organic matter in the starch wastewater is decomposed into harmless substances. At the same time, in order to improve the degradation effect, the No. 1 motor 27 is started, and the rotating shaft 28 and the spiral auger 29 are driven to rotate through the output end, so that the wastewater forms a spiral water flow in the treatment box 1. Since the driving gear 30 and the driven gear 32 are meshed with each other, when the rotating shaft 28 rotates, the driving gear 30 drives the driven gear 32 to rotate, and the connecting shaft 31 rotates accordingly, and then drives the stirring rod 33 to rotate. The oxygen flow inside the treatment box 1 is increased by stirring, which helps to maintain the aerobic metabolism of microorganisms, thereby improving the efficiency of wastewater treatment;

[0030] After the treatment is completed, the valve is opened and the treated water can be discharged from the water outlet 26 .

[0031] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0032] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A starch wastewater treatment microbial degradation device, characterized in that: The invention comprises a processing box (1), wherein two support blocks (2) are symmetrically mounted on one end of the top side of the processing box (1), a feeding box (3) is mounted on the top side of the support block (2), a piston plate (4) is slidably mounted inside the feeding box (3), two connecting rods (5) are symmetrically mounted on the top side of the piston plate (4), the top end of the connecting rod (5) slides through the outside of the feeding box (3) and is fixedly mounted with a connecting plate (6), both sides of the connecting plate (6) are fixedly connected with sliding rods (7), the sliding rods (7) are in an "inverted L" shape, and two support plates (8) are symmetrically mounted on one end of the top side of the processing box (1), and the inner wall of the support plate (8) is provided with a A sliding sleeve (9) is provided, one end of the sliding rod (7) is slidably mounted inside the sliding sleeve (9), a compression spring (10) is fixedly connected between the feeding box (3) and the connecting plate (6), the compression spring (10) is sleeved on the outer wall of the connecting rod (5), a driving motor (11) is mounted on one side of the supporting plate (8), a rotating shaft (12) is mounted on the output end of the driving motor (11), a cam (13) is mounted on one end of the rotating shaft (12), a connecting rod (14) is mounted on the protruding end of the cam (13) through a pin shaft, and one end of the connecting rod (14) is mounted on the top side of the connecting plate (6) through a mounting seat and a pin shaft.

2. A starch wastewater treatment microbial degradation device according to claim 1, characterized in that: The bottom side of the feeding box (3) is equidistantly connected to three discharge pipes (15), one end of each discharge pipe (15) is connected to the processing box (1), a circular cavity (16) is installed at the middle end of each discharge pipe (15), a spring (17) is installed on the inner wall of the top end of each discharge pipe (15), one end of each spring (17) is fixedly connected to a blocking ball (18), a feeding pipe (19) is connected to one side of the feeding box (3), a circular cavity (20) is installed at the middle end of each feed pipe (19), a spring (21) is fixedly connected to the inner wall of each feed pipe (19), and a blocking ball (22) is fixedly connected to one end of each spring (21).

3. A starch wastewater treatment microbial degradation device according to claim 2, characterized in that: A water inlet hopper (23) is installed on one side of the treatment box (1), a filter plate (24) is installed inside the water inlet hopper (23), a movable door (25) is hinged on one side of the water inlet hopper (23), and a water outlet (26) with a valve is installed on the other side of the treatment box (1).

4. A starch wastewater treatment microbial degradation device according to claim 3, characterized in that: A first motor (27) is installed on the top side of the middle end of the processing box (1), a rotating shaft (28) is installed on the output end of the first motor (27), and a spiral auger (29) is connected to the bottom end of the rotating shaft (28).

5. A starch wastewater treatment microbial degradation device according to claim 4, characterized in that: A driving gear (30) is mounted on the top outer wall of the rotating shaft (28); a connecting shaft (31) is rotatably mounted on both sides of the rotating shaft (28) on the inner top side of the processing box (1); a driven gear (32) is mounted on the top outer wall of the connecting shaft (31); the driving gear (30) and the driven gear (32) are meshed with each other; and three groups of three stirring rods (33) are equidistantly mounted on the outer wall of the connecting shaft (31).

6. A starch wastewater treatment microbial degradation device according to claim 5, characterized in that: The radius of the blocking ball is smaller than the radius of the circular cavity, wherein the radius of the blocking ball is larger than the radius of the feed pipe (19) and the discharge pipe (15).

Images