A sedimentation separation device for printing wastewater

Abstract

The present invention relates to the technical field of wastewater treatment, and discloses a sedimentation separation device for printing wastewater. The present invention comprises: a sedimentation barrel, a primary treatment mechanism, which is mounted on the upper end of the sedimentation barrel, and the primary treatment mechanism mixes the wastewater with an acidic regulator and generates bubbles in the wastewater to float the lighter impurities and then adsorb them, and then the wastewater is filtered and discharged to the sedimentation barrel, and a heating and sterilization mechanism, which is mounted on one side of the sedimentation barrel, and the heating and sterilization mechanism sterilizes the treated water by heating it at a high temperature and slows down the drainage speed when discharging, so that the water is cooled and discharged. The present invention is provided with a sedimentation barrel, and the wastewater in the protective barrel enters the sedimentation barrel and is mixed with the flocculant through the rotating shaft 2 for precipitation, and a magnetic suction rod is arranged on the rotating shaft 2 to adsorb the metal powder impurities in the wastewater, and after complete precipitation, it is discharged to the connecting pipe through the water pump.

Description

Technical Field

[0001] The invention relates to the technical field of wastewater treatment, in particular to a sedimentation separation device for printing wastewater. Background Art

[0002] Printing wastewater refers to industrial wastewater, which includes production wastewater, production sewage and cooling water. It refers to wastewater and waste liquid generated in the industrial production process, which contains industrial production materials, intermediate products, by-products and pollutants generated in the production process that are lost with water. The wastewater generated during printing needs to be filtered and precipitated to remove internal impurities and chemical substances to meet the discharge standards. Usually, the treatment of printing wastewater first filters the impurities inside the wastewater pool and adjusts the acidity of the solution before adding flocculants for precipitation. However, the filtration and precipitation steps of the wastewater are cumbersome, the efficiency is low, and the metal powder is difficult to filter during the treatment process. For this reason, a precipitation separation equipment for printing wastewater is proposed. Summary of the invention

[0003] The object of the present invention is to provide a sedimentation separation device for printing wastewater to solve the problems raised in the above background technology.

[0004] To achieve the above object, the present invention provides the following technical solution: A precipitation separation device for printing wastewater comprises:

[0005] A sedimentation barrel, wherein a connection block is fixedly installed at the front and rear ends of the sedimentation barrel, a limiting groove is provided on the connection block, a slide groove is provided inside the connection block, the fixed block is slidably installed in the slide groove, a rotating shaft 2 is rotatably installed inside the sedimentation barrel, and a water pump is fixedly installed at the lower end of the sedimentation barrel;

[0006] A primary treatment mechanism, which is mounted on the upper end of the sedimentation tank, and which mixes the wastewater with an acidic regulator and generates bubbles in the wastewater to float lighter impurities and then adsorb them, and then filters and discharges the wastewater into the sedimentation tank;

[0007] A heating and sterilization mechanism is set up on one side of the sedimentation tank. The heating and sterilization mechanism sterilizes the treated water by heating it at a high temperature and slows down the drainage speed when discharging the water so that the water is cooled before being discharged.

[0008] Preferably, an elastic spring is arranged in the slide slot, one end of the elastic spring is fixedly connected to the fixed block, and the other end of the elastic spring is fixedly connected to the slide slot, and a plurality of magnetic rods are arranged in an array on the second rotating shaft.

[0009] Preferably, the primary treatment mechanism includes a protective barrel, a liquid adding port, a rotating shaft one, and an adsorption plate. The protective barrel is mounted on the upper end of the sedimentation barrel, the liquid adding port is opened at the upper end of the protective barrel, the rotating shaft one is rotatably installed in the protective barrel, the lower end of the rotating shaft one is slidably engaged with the upper end of the rotating shaft two, and the adsorption plate array is arranged on the rotating shaft one.

[0010] Preferably, the initial treatment mechanism also includes a motor, an aerator, an air pipe, and an air jet hole. The motor is fixedly mounted on the upper end of the protective barrel, the output end of the motor is fixedly connected to the upper end of the rotating shaft, the aerator is mounted on one side of the sedimentation barrel, the air pipe is mounted on the lower end of the protective barrel, the air pipe is fixedly connected to the output end of the aerator, the air jet hole array is arranged at the upper end of the air pipe, and the air jet hole is inserted at the lower end of the protective barrel.

[0011] Preferably, the primary treatment mechanism also includes a valve, a filter, a connecting plate, and a slot. The valve is fixedly mounted on the lower end of the protective barrel. The valve is an electronically controlled timing valve. The filter is fixedly mounted on the inner wall of the lower end of the protective barrel. The connecting plate is fixedly mounted on both ends of the protective barrel near the lower end. The connecting plate is slidably engaged in the limit slot. The slot is provided on the connecting plate, and the slot is engaged with the fixed block.

[0012] Preferably, the heating and sterilization mechanism includes a connecting pipe, an insulation barrel, and a heating rod. The connecting pipe is installed on the other side of the sedimentation barrel, one end of the connecting pipe is fixedly connected to the output end of the water pump, the insulation barrel is fixedly installed on the other end of the connecting pipe, and the heating rod is fixedly installed on the inner wall of the lower end of the insulation barrel.

[0013] Preferably, the heating and sterilization mechanism also includes a filter screen 2, a water outlet pipe, and a rotating shaft 3. The filter screen 2 is fixedly mounted on the inner wall of the lower end of the heat preservation barrel, the water outlet pipe is fixedly mounted on the lower end of the filter screen 2, and the rotating shaft 3 is rotatably mounted inside the water outlet pipe.

[0014] Preferably, the heating and sterilization mechanism also includes a servo motor, a spiral plate, and a dust plug. The servo motor is fixedly mounted on one side of the water outlet pipe close to the sedimentation barrel. The output end of the servo motor is fixedly connected to the rotating shaft three. The spiral plate is fixedly mounted on the rotating shaft three. The dust plug is mounted on the other side of the water outlet pipe.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] (1) The present invention is provided with a protective barrel, wherein an acidic regulator and wastewater are added into the protective barrel, and the wastewater and the acidic regulator are mixed by the rotation of a rotating shaft, and an aerator sprays air from an air jet hole through an air pipe to generate bubbles in the water, and impurities float up, and part of the impurities are adsorbed on the adsorption plate. The water flow is controlled by a valve at the lower end to pass through a filter screen and enter a sedimentation barrel, thereby preliminarily treating the wastewater.

[0017] (2) The present invention is provided with a sedimentation barrel. The wastewater in the protective barrel enters the sedimentation barrel and is mixed with the flocculant through the rotation of the rotating shaft 2 for sedimentation. At the same time, a magnetic suction rod is provided on the rotating shaft 2 to absorb the metal powder impurities in the wastewater. After complete sedimentation, the wastewater is discharged to the connecting pipe through the water pump.

[0018] (3) The present invention is provided with an insulation barrel, and the waste water after sedimentation is filtered by a water pump and then enters the insulation barrel through a connecting pipe. The internal heating rod heats the water at a high temperature to sterilize it and then discharges it through a water outlet pipe. The spiral plate on the rotating shaft 3 inside the water outlet pipe reduces the water outlet speed and cools the discharged water through the water outlet pipe to prevent the water temperature from being too high. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0020] Figure 2 It is a partial structural schematic diagram of the present invention;

[0021] Figure 3 It is a half-section diagram of the overall structure of the present invention;

[0022] Figure 4 It is a half-section diagram of part of the structure of the present invention.

[0023] In the figure: 1. sedimentation barrel; 11. connecting block; 12. limiting groove; 13. slide groove; 14. fixing block; 15. elastic spring; 16. rotating shaft 2; 17. magnetic suction rod; 18. water pump; 2. primary treatment mechanism; 21. protective barrel; 22. liquid filling port; 23. rotating shaft 1; 24. adsorption plate; 25. motor; 26. inflator; 27. air pipe; 28. jet hole; 29. ​​valve; 210. filter screen 1; 211. connecting plate; 212. slot; 3. heating and sterilization mechanism; 31. connecting pipe; 32. insulation barrel; 33. heating rod; 34. filter screen 2; 35. water outlet pipe; 36. rotating shaft 3; 37. servo motor; 38. spiral plate; 39. dust plug. DETAILED DESCRIPTION

[0024] 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 described embodiments 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 creative work are within the scope of protection of the present invention.

[0025] See also Figure 1-4 The present invention provides a technical solution: a precipitation separation device for printing wastewater comprises:

[0026] A sedimentation barrel 1, a connection block 11 is fixedly installed at the front and rear ends of the sedimentation barrel 1, a limiting groove 12 is provided on the connection block 11, a slide groove 13 is provided inside the connection block 11, a fixed block 14 is slidably installed in the slide groove 13, a rotating shaft 16 is rotatably installed inside the sedimentation barrel 1, and a water pump 18 is fixedly installed at the lower end of the sedimentation barrel 1;

[0027] An elastic spring 15 is mounted in the slide slot 13, one end of the elastic spring 15 is fixedly connected to the fixed block 14, and the other end of the elastic spring 15 is fixedly connected to the slide slot 13. A plurality of magnetic rods 17 are arranged in an array on the second rotating shaft 16;

[0028] The primary treatment mechanism 2 is mounted on the upper end of the sedimentation tank 1. The primary treatment mechanism 2 mixes the wastewater with the acidic regulator and generates bubbles in the wastewater to float the lighter impurities and then adsorb them. Then, the wastewater is filtered and discharged into the sedimentation tank 1.

[0029] The primary treatment mechanism 2 includes a protective barrel 21, a liquid adding port 22, a rotating shaft 23, and an adsorption plate 24. The protective barrel 21 is mounted on the upper end of the sedimentation barrel 1, the liquid adding port 22 is opened at the upper end of the protective barrel 21, the rotating shaft 23 is rotatably installed in the protective barrel 21, the lower end of the rotating shaft 23 is slidably engaged with the upper end of the rotating shaft 2 16, and the adsorption plate 24 is arranged in an array on the rotating shaft 23;

[0030] The primary treatment mechanism 2 also includes a motor 25, an aerator 26, an air pipe 27, and an air jet hole 28. The motor 25 is fixedly mounted on the upper end of the protective barrel 21, and the output end of the motor 25 is fixedly connected to the upper end of the rotating shaft 23. The aerator 26 is mounted on one side of the sedimentation barrel 1, and the air pipe 27 is mounted on the lower end of the protective barrel 21. The air pipe 27 is fixedly connected to the output end of the aerator 26. The air jet hole 28 array is arranged at the upper end of the air pipe 27, and the air jet hole 28 is inserted at the lower end of the protective barrel 21.

[0031] The primary treatment mechanism 2 also includes a valve 29, a filter screen 210, a connecting plate 211, and a slot 212. The valve 29 is fixedly mounted at the lower end of the protective barrel 21. The valve 29 is an electronically controlled timing valve. The filter screen 210 is fixedly mounted on the inner wall of the lower end of the protective barrel 21. The connecting plate 211 is fixedly mounted at both ends of the protective barrel 21 near the lower end. The connecting plate 211 is slidably engaged in the limiting slot 12. The slot 212 is provided on the connecting plate 211, and the slot 212 is engaged with the fixing block 14.

[0032] The heating and sterilizing mechanism 3 is mounted on one side of the sedimentation tank 1. The heating and sterilizing mechanism 3 sterilizes the treated water by heating it at a high temperature and slows down the drainage speed when discharging the water so that the water is cooled before being discharged.

[0033] The heating and sterilizing mechanism 3 includes a connecting pipe 31, a heat preservation barrel 32, and a heating rod 33. The connecting pipe 31 is mounted on the other side of the sedimentation barrel 1, one end of the connecting pipe 31 is fixedly connected to the output end of the water pump 18, the heat preservation barrel 32 is fixedly installed on the other end of the connecting pipe 31, and the heating rod 33 is fixedly installed on the inner wall of the lower end of the heat preservation barrel 32;

[0034] The heating and sterilizing mechanism 3 also includes a second filter screen 34, a water outlet pipe 35, and a third rotating shaft 36. The second filter screen 34 is fixedly mounted on the inner wall of the lower end of the heat preservation barrel 32, the water outlet pipe 35 is fixedly mounted on the lower end of the second filter screen 34, and the third rotating shaft 36 is rotatably mounted inside the water outlet pipe 35;

[0035] The heating and sterilizing mechanism 3 also includes a servo motor 37, a spiral plate 38, and a dust plug 39. The servo motor 37 is fixedly mounted on one side of the water outlet pipe 35 close to the sedimentation tank 1. The output end of the servo motor 37 is fixedly connected to the rotating shaft 36. The spiral plate 38 is fixedly mounted on the rotating shaft 36. The dust plug 39 is mounted on the other side of the water outlet pipe 35.

[0036] The present invention is provided with a protection barrel 21, by adding an acidic regulator and wastewater into the protection barrel 21, the adsorption plate 24 is driven to stir the wastewater and the acidic regulator through the rotating shaft 23, and at the same time, the aerator 26 sprays air from the air jet hole 28 through the air pipe 27 to generate bubbles in the water, and impurities float up, and part of the impurities are adsorbed on the adsorption plate 24, and the water flow is controlled by the valve 29 at the lower end to pass through the filter screen 210 into the sedimentation barrel 1, so as to preliminarily treat the wastewater;

[0037] The present invention is provided with a sedimentation barrel 1, and the wastewater in the protection barrel 21 enters the sedimentation barrel 1 and is mixed with the flocculant through the rotating shaft 16 for precipitation. At the same time, a magnetic suction rod 17 is provided on the rotating shaft 16 to absorb the metal powder impurities in the wastewater, and after complete precipitation, it is discharged to the connecting pipe 31 through the water pump 18;

[0038] The present invention is provided with an insulation barrel 32. The waste water after sedimentation is filtered by the water pump 18 and then enters the insulation barrel 32 through the connecting pipe 31. The internal heating rod 33 heats the water at high temperature to sterilize it and then discharges it through the outlet pipe 35. The spiral plate 38 on the rotating shaft 36 inside the outlet pipe 35 reduces the water outlet speed and cools the discharged water through the outlet pipe 35 to prevent the water temperature from being too high.

[0039] When in use, pour the waste water into the protection barrel 21, the motor 25 rotates to drive the rotating shaft 23 to rotate, the rotating shaft 23 rotates to drive the adsorption plate 24 to rotate, and at the same time, the inflator 26 on one side of the sedimentation barrel 1 runs to inflate air into the air pipe 27 and spray it from the air jet hole 28 to generate bubbles in the waste water to make lighter impurities float up. At the same time, the adsorption plate 24 rotates to mix the waste water and the acid regulator and salvage the impurities on the internal net. After mixing for a certain period of time, the valve 29 at the lower end of the protection barrel 21 is electronically controlled. After the set time is reached, the valve is automatically switched to allow the waste water to enter the sedimentation barrel 1. When the waste water enters the sedimentation barrel 1, the rotating shaft 23 rotates to drive the rotating shaft 2 16 that is slidably connected at the lower end. The rotating shaft 16 rotates to rotate multiple magnetic suction rods 17 to mix the waste water and the flocculant. The magnetic rod 17 absorbs the metal powder impurities in the wastewater. After the wastewater is precipitated, the water pump 18 is started to filter the water in the sedimentation barrel 1 and discharge it into the connecting pipe 31. The water enters the insulation barrel 32 from the connecting pipe 31. At the same time, the internal heating rod 33 works to sterilize the water at high temperature and then passes through the filter net 2 34 for secondary filtration before entering the water outlet pipe 35. At the same time, the servo motor 37 drives the rotating shaft 36 to rotate so that the water is discharged along the spiral plate 38 and slowly discharged through the water outlet pipe 35 to dissipate heat and prevent the discharged water temperature from being too high. When the equipment needs to be cleaned, the fixed block 14 in the card slot 212 on the connecting plate 211 is pressed, and the elastic spring 15 is squeezed inward along the slide groove 13 to release the card slot 212 from the fixed block 14, and then the protective barrel 21 is removed for cleaning.

[0040] 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 sedimentation separation device for printing wastewater, characterized in that: A precipitation separation device for printing wastewater comprises: A sedimentation barrel (1), wherein a connection block (11) is fixedly installed at the front end and the rear end of the sedimentation barrel (1), a limiting groove (12) is provided on the connection block (11), a slide groove (13) is provided inside the connection block (11), the fixed block (14) is slidably installed in the slide groove (13), a rotating shaft (16) is rotatably installed inside the sedimentation barrel (1), and a water pump (18) is fixedly installed at the lower end of the sedimentation barrel (1); A primary treatment mechanism (2), the primary treatment mechanism (2) being mounted on the upper end of the sedimentation tank (1), the primary treatment mechanism (2) mixing the wastewater with the acidic regulator and generating bubbles in the wastewater to float lighter impurities and then adsorbing them, and then filtering the wastewater and discharging it into the sedimentation tank (1); A heating and sterilization mechanism (3) is mounted on one side of the sedimentation tank (1). The heating and sterilization mechanism (3) sterilizes the treated water by heating it at a high temperature and slows down the drainage speed during discharge so that the water is cooled before being discharged.

2. The sedimentation separation equipment for printing wastewater according to claim 1, characterized in that: An elastic spring (15) is arranged in the slide groove (13), one end of the elastic spring (15) is fixedly connected to the fixed block (14), and the other end of the elastic spring (15) is fixedly connected to the slide groove (13), and a plurality of magnetic attraction rods (17) are arranged in an array on the second rotating shaft (16).

3. The sedimentation separation equipment for printing wastewater according to claim 1, characterized in that: The primary treatment mechanism (2) comprises a protective barrel (21), a liquid adding port (22), a rotating shaft (23), and an adsorption plate (24); the protective barrel (21) is mounted on the upper end of the sedimentation barrel (1); the liquid adding port (22) is provided at the upper end of the protective barrel (21); the rotating shaft (23) is rotatably mounted in the protective barrel (21); the lower end of the rotating shaft (23) is slidably engaged with the upper end of the rotating shaft (16); and the adsorption plate (24) is arranged in an array on the rotating shaft (23).

4. The sedimentation separation equipment for printing wastewater according to claim 3 is characterized by: The initial treatment mechanism (2) also includes a motor (25), an aerator (26), an air pipe (27), and an air jet hole (28). The motor (25) is fixedly mounted on the upper end of the protective barrel (21). The output end of the motor (25) is fixedly connected to the upper end of the rotating shaft (23). The aerator (26) is mounted on one side of the sedimentation barrel (1). The air pipe (27) is mounted on the lower end of the protective barrel (21). The air pipe (27) is fixedly connected to the output end of the aerator (26). The air jet hole (28) is arrayed at the upper end of the air pipe (27), and the air jet hole (28) is inserted into the lower end of the protective barrel (21).

5. The sedimentation separation equipment for printing wastewater according to claim 4 is characterized in that: The primary treatment mechanism (2) further comprises a valve (29), a filter screen (210), a connecting plate (211), and a slot (212); the valve (29) is fixedly mounted on the lower end of the protection barrel (21); the valve (29) is an electronically controlled timing valve; the filter screen (210) is fixedly mounted on the inner wall of the lower end of the protection barrel (21); the connecting plate (211) is fixedly mounted on both ends of the protection barrel (21) near the lower end; the connecting plate (211) is slidably engaged in the limiting slot (12); the slot (212) is provided on the connecting plate (211); and the slot (212) is engaged with the fixing block (14).

6. The sedimentation separation equipment for printing wastewater according to claim 1, characterized in that: The heating and sterilization mechanism (3) comprises a connecting pipe (31), a heat preservation barrel (32), and a heating rod (33); the connecting pipe (31) is mounted on the other side of the sedimentation barrel (1); one end of the connecting pipe (31) is fixedly connected to the output end of the water pump (18); the heat preservation barrel (32) is fixedly mounted on the other end of the connecting pipe (31); and the heating rod (33) is fixedly mounted on the inner wall of the lower end of the heat preservation barrel (32).

7. The sedimentation separation equipment for printing wastewater according to claim 6, characterized in that: The heating and sterilizing mechanism (3) also includes a second filter screen (34), a water outlet pipe (35), and a third rotating shaft (36). The second filter screen (34) is fixedly mounted on the inner wall of the lower end of the heat preservation barrel (32), the water outlet pipe (35) is fixedly mounted on the lower end of the second filter screen (34), and the third rotating shaft (36) is rotatably mounted inside the water outlet pipe (35).

8. The sedimentation separation equipment for printing wastewater according to claim 7, characterized in that: The heating and sterilizing mechanism (3) also includes a servo motor (37), a spiral plate (38), and a dust plug (39). The servo motor (37) is fixedly mounted on one side of the water outlet pipe (35) close to the sedimentation barrel (1). The output end of the servo motor (37) is fixedly connected to the rotating shaft three (36). The spiral plate (38) is fixedly mounted on the rotating shaft three (36). The dust plug (39) is mounted on the other side of the water outlet pipe (35).

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