Slag cooling water circulating sedimentation tank for secondary zinc oxide production

Abstract

The utility model belongs to the technical field of secondary zinc oxide production, and particularly relates to a slag cooling water circulating sedimentation tank for secondary zinc oxide production, which comprises a sedimentation tank, a wastewater pipe is inserted at one end of the outer wall of the top of the sedimentation tank, and a cooling water pipe is sleeved at one end of the outer wall of the circumference of the wastewater pipe far away from the sedimentation tank. A water inlet pipe and a water outlet pipe are arranged on the cooling water pipe, sliding grooves are formed in the middle positions of the two inner walls of the sedimentation tank, motor supports are arranged at the two ends of the outer wall of one side of the sedimentation tank correspondingly, traction motors are installed on the two motor supports correspondingly, and output shafts of the two traction motors are connected with traction rollers through fastening bolts correspondingly; the peripheries of the two traction rollers are wound with traction ropes, and the ends, away from the traction rollers, of the two traction ropes are connected with a material pushing plate through fastening bolts. Domestic water needing to be heated is injected into the cooling water pipe through the water inlet pipe, waste heat of waste water is recycled, energy is saved, environment is protected, and water resources are saved.

Description

Technical Field

[0001] The utility model belongs to the technical field of zinc secondary oxide production, in particular to a slag cooling water circulation sedimentation tank for zinc secondary oxide production. Background Art

[0002] The circulating sedimentation tank for slag cooling water used in the production of secondary zinc oxide is a device used to treat slag cooling water in the production process of secondary zinc oxide. During the production process of secondary zinc oxide, a large amount of slag and cooling water will be generated. These cooling waters often contain suspended particles, dissolved substances and other impurities. In order to recycle these cooling waters and reduce environmental pollution, they need to be treated, and the circulating sedimentation tank is one of the key equipment.

[0003] The specific design and structure of the cooling water circulating sedimentation tank for slag used in secondary zinc oxide production may vary depending on the manufacturer and application requirements, but generally speaking, they all include the following key parts: a water pump, a circulating water tank, etc. The water pump is responsible for extracting cooling water from the cold water tank and returning it to the cold water tank through a circulation system to form a cycle; the circulating water tank is used to store and process the circulating cooling water to ensure that the water quality meets the standards for reuse.

[0004] The existing zinc oxide production slag cooling water circulating sedimentation tank needs to stop the equipment regularly to clean the settled slag after the slag cooling water is precipitated, which affects the work progress. In addition, the existing zinc oxide production slag cooling water circulating sedimentation tank does not have energy-saving and environmental protection functions, resulting in waste of resources.

[0005] In view of the above problems, a slag cooling water circulating sedimentation tank for zinc oxide production is proposed. Utility Model Content

[0006] In order to make up for the deficiencies of the prior art and address the problems existing in the existing equipment, the utility model proposes a slag cooling water circulation sedimentation tank for secondary zinc oxide production.

[0007] The technical solution adopted by the utility model to solve the technical problem is a cooling water circulation sedimentation tank for slag used in secondary zinc oxide production, comprising a sedimentation tank, one end of the top outer wall of the sedimentation tank is plugged with a waste water pipe, and the end of the circumferential outer wall of the waste water pipe away from the sedimentation tank is sleeved with a cooling water pipe, and the cooling water pipe is provided with a water inlet pipe and a water outlet pipe;

[0008] A chute is provided in the middle of the two inner walls of the sedimentation tank, and a motor bracket is provided at both ends of the outer wall of one side of the sedimentation tank. Traction motors are installed on the two motor brackets. The output shafts of the two traction motors are connected to traction rollers through fastening bolts, and traction ropes are wrapped around the circumferences of the two traction rollers. The ends of the two traction ropes away from the traction rollers are connected to push plates through fastening bolts, and the push plates are slidably set on the chute.

[0009] Preferably, a filter plate is provided at the bottom of the sedimentation tank, and feed ports for collecting slag are provided on both sides of the filter plate. A box is provided at the bottom of the filter plate, a filter mesh plate is provided in the box, and an activated carbon layer is provided under the filter mesh plate. The circulating water can be filtered multiple times to ensure that the circulating water meets the discharge standards and avoid polluting the environment.

[0010] Preferably, a slag collection box is provided on the two feed ports, a filter residue plate is provided at the bottom of the two slag collection boxes, a No. 1 circulating water pump is provided between the two slag collection boxes and the box body, the two No. 1 circulating water pumps are connected to the bottom of the slag collection box through a pumping pipe respectively, and the pumping pipe is provided below the filter residue plate, the two No. 1 circulating water pumps are connected to the box body through a water supply pipe, and the water supply pipe is provided below the activated carbon layer. The provision of the slag collection box can collect slag impurities in the circulating cooling water to avoid accumulation at the bottom of the sedimentation tank.

[0011] Preferably, a filter tube is provided on the sedimentation tank, the filter tube is connected to an exhaust pipe, a fixed plate is provided at the exhaust pipe mouth, a suction motor is installed on the fixed plate, and a fan is provided on the output end of the suction motor. The fan can be driven to rotate by the suction motor to suck the exhaust gas generated by the secondary zinc oxide production into the exhaust pipe for treatment to avoid polluting the environment.

[0012] Preferably, a water storage tank is provided on the exhaust pipe, a plurality of atomizing nozzles are provided at the bottom of the water storage tank, a dust filter plate is provided under the atomizing nozzle, the dust filter plate is provided on the filter tube, and an air purifier is connected to the top of the exhaust pipe; the exhaust gas generated by the secondary zinc oxide production can be purified so that the exhaust gas meets the emission standards and realizes green emission.

[0013] Preferably, a No. 2 circulating water pump is provided on the side of the box body, and the No. 2 circulating water pump is connected to the box body through a pumping pipe, and the water outlet of the No. 2 circulating water pump is connected to the water storage tank through a conduit. The No. 2 circulating water pump can be used to transport the wastewater filtered and precipitated in the box body to the water storage tank to continue to carry out dust reduction treatment on the waste gas, thereby realizing the recycling of water resources.

[0014] The benefit of the utility model lies in that a traction motor, a traction rope, a chute and a push plate are provided. The traction motor drives the traction roller to rotate, and drives the push plate to move back and forth in the chute through the traction rope, so that the settled slag can be collected, and there is no need to stop the equipment to clean the slag separately, thereby improving the working efficiency of the device.

[0015] Set up a sedimentation tank, a box, a filter screen, a No. 2 water pump and a conduit. The wastewater is filtered and purified in the sedimentation tank and the box in turn, and is transported to the water storage tank through the No. 2 water pump and the conduit for recycling. A cooling water pipe and a water inlet pipe are provided. Domestic water that needs to be heated is injected into the cooling water pipe through the water inlet pipe to realize the reuse of waste heat of the wastewater, save energy and protect the environment, and save water resources. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative labor.

[0017] Figure 1 It is a schematic diagram of the overall cross-sectional structure;

[0018] Figure 2 This is a schematic diagram of the overall structure from the first perspective;

[0019] Figure 3 Schematic diagram of the overall structure of the second perspective;

[0020] Figure 4 It is a structural diagram of the sedimentation tank device;

[0021] Figure 5 This is a schematic diagram of the structure of the exhaust gas treatment device;

[0022] In the figure: 1. Sedimentation tank; 2. Motor bracket; 3. Traction motor; 4. Traction roller; 5. Traction rope; 6. Push plate; 7. Wastewater pipe; 8. Filter plate; 9. Box body; 10. Filter mesh plate; 11. Activated carbon layer; 12. Slag collection box; 13. Filter residue plate; 14. Feed inlet; 15. No. 1 circulating water pump; 16. Exhaust pipe; 17. Suction motor; 18. Fixed plate; 19. Fan; 20. Water storage tank; 21. Atomizing nozzle; 22. Filter tube; 23. Dust filter plate; 24. Air purifier; 25. Cooling water pipe; 26. Water inlet pipe; 27. Water outlet pipe; 28. No. 2 circulating water pump; 29. ​​Conduit; 30. Chute. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-5 As shown, a slag cooling water circulation sedimentation tank for secondary zinc oxide production includes a sedimentation tank 1, a wastewater pipe 7 is inserted into one end of the top outer wall of the sedimentation tank 1, and a cooling water pipe 25 is sleeved on the end of the circumferential outer wall of the wastewater pipe 7 away from the sedimentation tank 1, and the cooling water pipe 25 is provided with an inlet pipe 26 and an outlet pipe 27;

[0025] During operation, in order to cool the cooling water, the cooling water for zinc oxide production slag is discharged into the sedimentation tank 1 through the wastewater pipe 7, and the domestic water that needs to be heated is injected into the cooling water pipe 25 through the water inlet pipe 26 to cool the cooling water.

[0026] A chute 30 is provided in the middle of the two inner walls of the sedimentation tank 1, and a motor bracket 2 is provided at both ends of the outer wall of one side of the sedimentation tank 1. Traction motors 3 are installed on the two motor brackets 2. The output shafts of the two traction motors 3 are connected to traction rollers 4 through fastening bolts, and traction ropes 5 are wrapped around the circumference of the two traction rollers 4. The ends of the two traction ropes 5 away from the traction rollers 4 are connected to push plates 6 through fastening bolts, and the push plates 6 are slidably set on the chute 30.

[0027] A filter plate 8 is provided at the bottom of the sedimentation tank 1, and feed ports 14 for collecting slag are opened on both sides of the filter plate 8. A box body 9 is provided at the bottom of the filter plate 8, and a filter mesh plate 10 is provided in the box body 9. An activated carbon layer 11 is provided under the filter mesh plate 10.

[0028] During operation, in order to collect the slag in the slag cooling water, the two traction motors 3 are started at the same time to control the push plate 6 to slide in the chute 30 to push the slag. When the push plate 6 moves to the feed port 14 at one end of the sedimentation tank 1, the two traction motors 3 rotate in the opposite direction at the same time to make the push plate 6 move in the opposite direction to continue to push the slag. When the push plate 6 moves to the other feed port 14, the two traction motors 3 rotate in the opposite direction again at the same time to make the push plate 6 move in the opposite direction and so on.

[0029] A slag collecting box 12 is provided on the two feed ports 14, and a filter plate 13 is provided at the bottom of the two slag collecting boxes 12. A No. 1 circulating water pump 15 is provided between the two slag collecting boxes 12 and the box body 9. The two No. 1 circulating water pumps 15 are connected to the bottom of the slag collecting box 12 through a pumping pipe respectively, and the pumping pipe is provided below the filter plate 13. The two No. 1 circulating water pumps 15 are connected to the box body 9 through a water supply pipe, and the water supply pipe is provided below the activated carbon layer 11.

[0030] A filter tube 22 is provided on the sedimentation tank 1, and the filter tube 22 is connected to the exhaust pipe 16. A fixing plate 18 is provided at the outlet of the exhaust pipe 16, and a suction motor 17 is installed on the fixing plate 18. A fan 19 is provided on the output end of the suction motor 17.

[0031] A water storage tank 20 is provided on the exhaust pipe 16, and a plurality of atomizing nozzles 21 are provided at the bottom of the water storage tank 20. A dust filter plate 23 is provided under the atomizing nozzle 21, and the dust filter plate 23 is provided on the filter tube 22. The top of the exhaust pipe 16 is connected to an air purifier 24.

[0032] A second circulating water pump 28 is provided on the side of the box body 9 , and the second circulating water pump 28 is connected to the box body 9 through a pumping pipe, and the water outlet of the second circulating water pump 28 is connected to the water storage tank 20 through a conduit 29 .

[0033] During operation, in order to treat the waste gas generated by the production of secondary zinc oxide, the No. 2 circulating water pump 28 is started, and the waste water filtered and precipitated in the box body 9 is transported to the water storage tank 20 through the No. 2 circulating water pump 28, and then the suction motor 17 is started to control the fan 19 to rotate to generate suction, so that the waste gas generated by the production of secondary zinc oxide enters the exhaust pipe 16, and then the atomizing nozzle 21 is started to perform dust reduction treatment on the waste gas. The waste gas after dust reduction treatment is then transmitted to the air purifier 24 through the exhaust pipe 16 for treatment.

[0034] Working principle: In order to cool the cooling water, the cooling water of the slag used in the secondary zinc oxide production is discharged into the sedimentation tank 1 through the wastewater pipe 7, and the domestic water that needs to be heated is injected into the cooling water pipe 25 through the water inlet pipe 26 to cool the cooling water.

[0035] In order to collect the slag in the slag cooling water, the two traction motors 3 are started at the same time to control the push plate 6 to slide in the chute 30 to push the slag. When the push plate 6 moves to the feed port 14 at one end of the sedimentation tank 1, the two traction motors 3 rotate in the opposite direction at the same time to make the push plate 6 move in the opposite direction to continue to push the slag. When the push plate 6 moves to the other feed port 14, the two traction motors 3 rotate in the opposite direction again at the same time to make the push plate 6 move in the opposite direction and repeat this process.

[0036] In order to treat the waste gas generated by the production of secondary zinc oxide, the No. 2 circulating water pump 28 is started, and the waste water filtered and precipitated in the box body 9 is transported to the water storage tank 20 through the No. 2 circulating water pump 28. The suction motor 17 is then started to control the fan 19 to rotate to generate suction, so that the waste gas generated by the production of secondary zinc oxide enters the exhaust pipe 16, and the atomizing nozzle 21 is then started to reduce dust on the waste gas. The waste gas after dust reduction treatment is then transmitted through the exhaust pipe 16 to the air purifier 24 for treatment.

[0037] Throughout this specification, references to terms such as "one embodiment," "example," or "specific example" indicate that a specific feature, structure, material, or characteristic described in conjunction with that embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of these terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

[0038] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements fall within the scope of the present invention as claimed.

Claims

1. A slag cooling water circulating sedimentation tank for zinc oxide production, characterized by: The invention comprises a sedimentation tank (1), wherein a waste water pipe (7) is inserted into one end of the top outer wall of the sedimentation tank (1), and a cooling water pipe (25) is sleeved on one end of the circumferential outer wall of the waste water pipe (7) away from the sedimentation tank (1), and the cooling water pipe (25) is provided with a water inlet pipe (26) and a water outlet pipe (27); A chute (30) is provided in the middle of the two inner walls of the sedimentation tank (1), and a motor bracket (2) is provided at both ends of the outer wall of one side of the sedimentation tank (1), and a traction motor (3) is installed on the two motor brackets (2), and the output shafts of the two traction motors (3) are connected to the traction roller (4) through fastening bolts, and a traction rope (5) is wound around the circumference of the two traction rollers (4), and the ends of the two traction ropes (5) away from the traction roller (4) are connected to the push plate (6) through fastening bolts, and the push plate (6) is slidably arranged on the chute (30).

2. The slag cooling water circulating sedimentation tank for secondary zinc oxide production according to claim 1, characterized in that: A filter plate (8) is provided at the bottom of the sedimentation tank (1), and feed ports (14) for collecting slag are provided on both sides of the filter plate (8). A box (9) is provided at the bottom of the filter plate (8), and a filter screen plate (10) is provided in the box (9), and an activated carbon layer (11) is provided below the filter screen plate (10).

3. The slag cooling water circulating sedimentation tank for secondary zinc oxide production according to claim 2, characterized in that: A slag collecting box (12) is provided on the two feed ports (14), a filter plate (13) is provided at the bottom of each of the two slag collecting boxes (12), a No. 1 circulating water pump (15) is provided between each of the two slag collecting boxes (12) and the box body (9), the two No. 1 circulating water pumps (15) are connected to the bottom of the slag collecting box (12) through a pumping pipe, and the pumping pipe is provided below the filter plate (13), the two No. 1 circulating water pumps (15) are connected to the box body (9) through a water supply pipe, and the water supply pipe is provided below the activated carbon layer (11).

4. The slag cooling water circulating sedimentation tank for secondary zinc oxide production according to claim 1, characterized in that: A filter tube (22) is provided on the sedimentation tank (1), the filter tube (22) is connected to an exhaust pipe (16), a fixing plate (18) is provided at the pipe mouth of the exhaust pipe (16), a suction motor (17) is installed on the fixing plate (18), and a fan (19) is provided at the output end of the suction motor (17).

5. The slag cooling water circulating sedimentation tank for secondary zinc oxide production according to claim 4, characterized in that: A water storage tank (20) is provided on the exhaust pipe (16), a plurality of atomizing nozzles (21) are provided at the bottom of the water storage tank (20), a dust filter plate (23) is provided below the atomizing nozzles (21), and the dust filter plate (23) is provided on the filter pipe (22). An air purifier (24) is connected to the top end of the exhaust pipe (16).

6. The slag cooling water circulating sedimentation tank for secondary zinc oxide production according to claim 2, characterized in that: A second circulating water pump (28) is provided on the side of the box body (9), the second circulating water pump (28) is connected to the box body (9) through a pumping pipe, and the water outlet of the second circulating water pump (28) is connected to the water storage tank (20) through a conduit (29).

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