Waste liquid treatment device for automatic water quality analyzer

Abstract

The utility model discloses a waste liquid treatment device for an automatic water quality analyzer, which comprises three supporting piles, a first supporting seat and a second supporting seat are fixedly connected among the three supporting piles, and the second supporting seat is positioned below the first supporting seat and is close to the lower ends of the supporting piles. Waste liquid is guided into the centrifugal tank through the pump body and the liquid inlet pipe, a reaction solvent is guided into the centrifugal tank through the feeding groove with the cover, and the hydraulic cylinder is matched with the driving motor to drive the spiral stirring rod to penetrate through the circular opening and then be inserted into the centrifugal tank, so that the spiral stirring rod rotates to continuously stir and mix a collected water sample and the reaction solvent; the speed reduction motor drives the centrifugal tank to rotate and cooperates with the annular feeding hopper to conduct centrifugal separation on the mixed solution, the separated solution is concentrated at the bottom of the liquid mixing tank and discharged along the liquid discharging pipe, and the centrifugal tank movably clamped to the positioning seat is taken out through the sealing access door to be cleaned; and insoluble precipitates can be conveniently separated and treated in time.

Description

Technical Field

[0001] This utility model relates to the field of automatic water quality analyzer technology, and in particular to a waste liquid treatment device for an automatic water quality analyzer. Background Technology

[0002] Automatic water quality analyzers utilize modern sensor and computer technologies to collect water samples at regular intervals through an automatic sampling system. Sensors measure parameters, and the data is processed, stored, and displayed by a computer system. They are mainly used in wastewater treatment plants and environmental monitoring stations to monitor water quality compliance in real time, as well as for water quality management in industrial wastewater treatment, ensuring production safety and resource recycling.

[0003] Existing automatic water quality analyzers are not convenient for quickly mixing waste liquid with reaction solvents during practical use, and insoluble precipitates inevitably form during the treatment process, which cannot be treated in a timely manner. This paper proposes a waste liquid treatment device for automatic water quality analyzers to solve the above problems. Utility Model Content

[0004] To address the shortcomings and defects in the existing technology, this utility model proposes a waste liquid treatment device for an automatic water quality analyzer. This device solves the technical problem in the background technology that existing automatic water quality analyzers are not convenient for quickly mixing waste liquid with reaction solvents during actual use, and that insoluble precipitates inevitably form during the waste liquid treatment process, which cannot be treated in a timely manner.

[0005] To achieve the above objectives, the present invention adopts the following technical solution:

[0006] A waste liquid treatment device for an automatic water quality analyzer includes three support piles. A first support base and a second support base are fixedly connected between the three support piles. The second support base is located below the first support base and is positioned near the lower end of the support pile. A mixing tank is fixedly mounted on the upper end of the first support base. A driving mechanism is provided on the upper end of the second support base. The driving mechanism is vertically inserted through the first support base and the mixing tank. A centrifuge tank is inserted inside the mixing tank. The driving mechanism is movably engaged with the lower end of the centrifuge tank at its center position. A mixing mechanism is provided on the upper end of the mixing tank at its center position. The mixing mechanism penetrates the top surface of the mixing tank and is inserted into the centrifuge tank. An inlet pipe and a covered feed trough are connected to the top surface of the mixing tank.

[0007] Preferably, the driving mechanism includes a reduction motor fixedly installed on the upper left side of the second support base. A rotating shaft is fixedly connected to the drive shaft of the reduction motor. A first bevel gear is coaxially fixedly connected to the rotating shaft. A bracket is fixedly installed at the upper end of the center position of the second support base. A rotating rod is vertically rotatably connected through the bracket. The lower end of the rotating rod is rotatably connected to the upper end of the second support base. The upper end of the rotating rod is vertically rotatably connected through the first support base and the mixing tank. A second bevel gear is coaxially fixedly connected to the end of the rotating rod located below the first support base. The first bevel gear meshes with the second bevel gear. The upper end of the rotating rod is movably engaged with the lower end of the centrifuge tank at the center position.

[0008] Preferably, a square protrusion and four cylindrical protrusions are fixedly connected to the lower end of the centrifuge tank at its center. The four cylindrical protrusions surround the square protrusion and are arranged in a cross shape. A positioning seat is fixedly connected to the upper end of the rotating rod inside the mixing tank. A square slot is provided at the upper end of the center of the positioning seat. Cylindrical slots are provided at the upper ends of the positioning seat near the four corners. The square protrusion is inserted into the square slot, and the four cylindrical protrusions are respectively inserted into the four cylindrical slots.

[0009] Preferably, both the square protrusion and the cylindrical protrusion are integrally cast with the centrifuge tank.

[0010] Preferably, the mixing mechanism includes a circular opening disposed on the top surface of the mixing tank at the center position and a cover fixedly connected to the upper end of the mixing tank. The circular opening is located inside the cover. A hydraulic cylinder is fixedly installed at the upper end of the center position of the cover. The lower end of the piston rod of the hydraulic cylinder is vertically inserted through the cover. A drive motor is fixedly installed at the lower end of the piston rod of the hydraulic cylinder. The drive shaft of the drive motor is vertically downward. A spiral stirring rod is fixedly connected to the lower end of the drive shaft of the drive motor. The spiral stirring rod passes through the circular opening and is inserted into the centrifuge tank.

[0011] Preferably, the inlet pipe and the covered feed trough are located on the left and right sides of the mixing tank, respectively. A pump body is fixedly installed on the upper left side of the mixing tank. The inlet pipe is connected to the output end of the pump body. An annular feed hopper is provided at the upper end of the centrifuge tank. The inlet pipe and the covered feed trough are both positioned opposite the annular feed hopper. A drain pipe is connected to the inner right side of the mixing tank near the bottom. A sealed inspection door is provided on the inner front side of the mixing tank.

[0012] Compared with the prior art, the advantages of this utility model are as follows:

[0013] 1. Waste liquid is introduced into the centrifuge tank through the pump body and inlet pipe. The reaction solvent is introduced into the centrifuge tank through the covered feed trough. The hydraulic cylinder and drive motor drive the spiral stirring rod to pass through the circular opening and insert it into the centrifuge tank. The spiral stirring rod rotates and continuously stirs and mixes the collected water sample and reaction solvent, which facilitates rapid mixing of waste liquid and reaction solvent.

[0014] 2. The centrifuge tank is rotated by a geared motor, and the mixed solution is centrifuged in conjunction with the annular feed hopper. The separated solution is concentrated at the bottom of the mixed tank and discharged along the drain pipe. The centrifuge tank, which is movable and locked on the positioning seat, is removed by the sealed inspection door for cleaning, which facilitates the timely separation and treatment of insoluble precipitates. Attached Figure Description

[0015] Figure 1 This is a perspective view of a waste liquid treatment device for an automatic water quality analyzer proposed in this utility model.

[0016] Figure 2 for Figure 1 A magnified view of a section at point A in the middle;

[0017] Figure 3 for Figure 1 A magnified view of a section at point B in the middle;

[0018] Figure 4 This is a schematic diagram of the square protrusion, cylindrical protrusion, and positioning seat of a waste liquid treatment device for an automatic water quality analyzer proposed in this utility model.

[0019] In the diagram: 1. Support pile, 2. First support seat, 3. Second support seat, 4. Mixing tank, 5. Centrifuge tank, 6. Inlet pipe, 7. Covered feed trough, 8. Gear motor, 9. Rotating shaft, 10. First bevel gear, 11. Bracket, 12. Rotating rod, 13. Second bevel gear, 14. Square protrusion, 15. Columnar protrusion, 16. Positioning seat, 17. Square slot, 18. Columnar slot, 19. Circular opening, 20. Cover, 21. Hydraulic cylinder, 22. Drive motor, 23. Spiral stirring rod, 24. Pump body, 25. Annular feed hopper, 26. Drain pipe. Detailed Implementation

[0020] In the description of this utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0021] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments.

[0022] Reference Figure 1-4 A wastewater treatment device for an automatic water quality analyzer includes three support piles 1. A first support base 2 and a second support base 3 are fixedly connected between the three support piles 1. The second support base 3 is located below the first support base 2 and near the lower end of the support pile 1. A mixing tank 4 is fixedly mounted on the upper end of the first support base 2. A drive mechanism is located on the upper end of the second support base 3, vertically penetrating the first support base 2 and the mixing tank 4. The drive mechanism includes a reduction motor 8 fixedly mounted on the upper left side of the second support base 3. A rotating shaft 9 is fixedly connected to the drive shaft of the reduction motor 8. A first bevel gear 10 is coaxially fixedly connected to the rotating shaft 9. The reduction motor 8 drives the first bevel gear 10 on the rotating shaft 9 to rotate. A bracket 11 is fixedly installed at the upper end of the center position of the centrifuge tank 3. The bracket 11 is used to provide stable rotational support for the rotating rod 12. The rotating rod 12 is vertically rotatably connected to the bracket 11. The lower end of the rotating rod 12 is rotatably connected to the upper end of the second support 3. The upper end of the rotating rod 12 is vertically rotatably connected to the first support 2 and the mixing tank 4. The end of the rotating rod 12 located below the first support 2 is coaxially fixedly connected to the second bevel gear 13. The first bevel gear 10 meshes with the second bevel gear 13. The rotation of the first bevel gear 10 drives the meshing second bevel gear 13 to rotate, and the second bevel gear 13 drives the coaxially connected rotating rod 12 to rotate. The upper end of the rotating rod 12 is movably engaged with the lower end of the center position of the centrifuge tank 5.

[0023] A centrifuge tank 5 is inserted inside the mixing tank 4. The drive mechanism is movably engaged with the lower end of the centrifuge tank 5 at its center. A square protrusion 14 and four cylindrical protrusions 15 are fixedly connected to the lower end of the centrifuge tank 5 at its center. The four cylindrical protrusions 15 surround the square protrusion 14 and are arranged in a cross shape. A positioning seat 16 is fixedly connected to the upper end of the rotating rod 12 inside the mixing tank 4. A square slot 17 is provided at the upper end of the center of the positioning seat 16, and cylindrical slots 18 are provided at the upper ends of the positioning seat 16 near the four corners. A square protrusion 14 is inserted into a square slot 17, and four cylindrical protrusions 15 are respectively inserted into four cylindrical slots 18. The square protrusion 14 and cylindrical protrusions 15 at the lower end of the centrifuge tank 5 are aligned with the positioning seat 16 on the rotating rod 12, and the square protrusion 14 and four cylindrical protrusions 15 are respectively inserted into the square slot 17 and four cylindrical slots 18, effectively securing the centrifuge tank 5 to the positioning seat 16. The square protrusion 14 and cylindrical protrusions 15 are integrally cast with the centrifuge tank 5.

[0024] A mixing mechanism is provided at the upper end of the center position of the mixing tank 4. The mixing mechanism penetrates the top surface of the mixing tank 4 and is inserted into the centrifuge tank 5. The mixing mechanism includes a circular opening 19 respectively provided on the top surface of the center position of the mixing tank 4 and a cover 20 fixedly connected to the upper end of the mixing tank 4. The circular opening 19 is located inside the cover 20. A hydraulic cylinder 21 is fixedly installed at the upper end of the center position of the cover 20. The hydraulic cylinder 21, in conjunction with the drive motor 22, drives the spiral stirring rod 23 to penetrate the circular opening 19 and be inserted into the centrifuge tank 5. The piston rod of the hydraulic cylinder 21... The lower end of the cylinder 21 is vertically inserted through the cover 20. A drive motor 22 is fixedly mounted on the lower end of the piston rod of the hydraulic cylinder 21. The drive shaft of the drive motor 22 is vertically downward. A spiral stirring rod 23 is fixedly connected to the lower end of the drive shaft of the drive motor 22. The drive motor 22 drives the spiral stirring rod 23 to rotate, continuously stirring and mixing the waste liquid and reaction solvent in the centrifuge tank 5. The spiral stirring rod 23 passes through the circular opening 19 and is inserted into the centrifuge tank 5. An inlet pipe 6 and a covered feed trough 7 are connected to the top surface of the mixing tank 4. The inlet pipe 6 is used for... Waste liquid from the automatic water quality analyzer is fed into the centrifuge tank 5 via the annular feed hopper 25. A covered feed trough 7 is used to feed the reaction solvent into the centrifuge tank 5 via the annular feed hopper 25. The inlet pipe 6 and the covered feed trough 7 are located on the left and right sides of the mixing tank 4, respectively. A pump body 24 is fixedly installed on the upper left side of the mixing tank 4. The inlet pipe 6 is connected to the output end of the pump body 24, and the input end of the pump body 24 is connected to the automatic water quality analyzer. The pump body 24 is used to feed the waste liquid discharged from the automatic water quality analyzer into the inlet pipe 6, and then into the centrifuge tank 5. The upper end of the tank 5 is provided with an annular feed hopper 25. The liquid inlet pipe 6 and the covered feed trough 7 are both set directly opposite the annular feed hopper 25. The annular feed hopper 25 can ensure that the waste liquid and reaction solvent are introduced into the mixing tank 4. The inner wall of the right side of the mixing tank 4 near the bottom is connected to a drain pipe 26. The drain pipe 26 is used to discharge the centrifugation solution concentrated at the bottom of the mixing tank 4. A sealed inspection door is opened on the inner wall of the front side of the mixing tank 4. The sealed inspection door (not shown in the figure) is used to remove the centrifuge tank 5 and to separate and treat the insoluble precipitate in a timely manner.

[0025] In use, the centrifuge tank 5 is inserted into the mixing tank 4 through a sealed inspection door (not shown in the figure), and the inspection door is tightly sealed. This allows the square protrusion 14 and cylindrical protrusion 15 at the lower end of the centrifuge tank 5 to align with the positioning seat 16 on the rotating rod 12. The square protrusion 14 and the four cylindrical protrusions 15 are then inserted into the square slot 17 and the four cylindrical slots 18, respectively, effectively securing the centrifuge tank 5 to the positioning seat 16. The hydraulic cylinder 21 at the upper end of the start-up cover 20, in conjunction with the drive motor 22, drives the spiral stirring rod 23 through the circular opening 19 and inserts it into the centrifuge tank 5. The pump body 24 is then started to introduce the waste liquid from the automatic water quality analyzer into the mixing tank 4 through the inlet pipe 6, allowing the waste liquid to be introduced into the centrifuge tank 5 along the annular feed hopper 25. Similarly, the reaction solvent is introduced into the centrifuge tank 5 through the covered feed trough 7 in conjunction with the annular feed hopper 25. The drive motor 22 drives the spiral stirring rod 23 to rotate and continuously stirs the waste liquid and reaction solvent, which facilitates rapid mixing of the waste liquid and reaction solvent. After mixing, the hydraulic cylinder 21 is started again to drive the spiral stirring rod 23 to retract into the cover 20. The reduction motor 8 is started to drive the first bevel gear 10 on the rotating shaft 9 to rotate, which drives the meshing second bevel gear 13 to rotate. The second bevel gear 13 drives the coaxially connected rotating rod 12 to rotate, which in turn drives the rotating rod 12 to rotate with the positioning seat 16. The centrifuge tank 5 is then rotated with the annular feed hopper 25 to centrifuge the mixed solution. The separated solution is concentrated at the bottom of the mixing tank 4 and discharged along the drain pipe 26. The centrifuge tank 5, which is movably locked on the positioning seat 16, is removed using the sealed inspection door (not shown in the figure) for cleaning, which facilitates timely separation and treatment of insoluble precipitates.

[0026] The above description is only a preferred embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any equivalent substitutions or changes made by those skilled in the art within the technical scope disclosed in the present utility model, based on the technical solution and the inventive concept of the present utility model, should be included within the protection scope of the present utility model.

Claims

1. A waste liquid treatment device for water quality automatic analyzer, comprising three support piles (1), a first support seat (2) and a second support seat (3) are fixedly connected between the three support piles (1), the second support seat (3) is located below the first support seat (2) and is arranged close to the lower end of the support pile (1), a mixed liquid tank (4) is fixedly arranged on the upper end of the first support seat (2), characterized in that, The upper end of the second support base (3) is provided with a driving mechanism. The driving mechanism is vertically installed through the first support base (2) and the mixing tank (4). A centrifuge tank (5) is inserted inside the mixing tank (4). The driving mechanism is movably engaged with the lower end of the centrifuge tank (5) at the center position. The upper end of the mixing tank (4) at the center position is provided with a mixing mechanism. The mixing mechanism passes through the top surface of the mixing tank (4) and is inserted into the centrifuge tank (5). An inlet pipe (6) and a covered feed trough (7) are connected to the top surface of the mixing tank (4).

2. The waste liquid treatment device for an automatic water quality analyzer according to claim 1, characterized by The driving mechanism includes a reduction motor (8) fixedly installed on the upper left side of the second support base (3). A rotating shaft (9) is fixedly connected to the drive shaft of the reduction motor (8). A first bevel gear (10) is coaxially fixedly connected to the rotating shaft (9). A bracket (11) is fixedly installed at the upper end of the center position of the second support base (3). A rotating rod (12) is vertically rotatably connected to the bracket (11). The lower end of the rotating rod (12) is rotatably connected to the upper end of the second support base (3). The upper end of the rotating rod (12) is vertically rotatably connected to the first support base (2) and the mixing tank (4). A second bevel gear (13) is coaxially fixedly connected to the end of the rotating rod (12) located below the first support base (2). The first bevel gear (10) meshes with the second bevel gear (13). The upper end of the rotating rod (12) is movably engaged with the lower end of the center position of the centrifuge tank (5).

3. The waste liquid treatment device for an automatic water quality analyzer according to claim 2, characterized by The lower end of the centrifuge tank (5) at the center is fixedly connected to a square protrusion (14) and four cylindrical protrusions (15). The four cylindrical protrusions (15) surround the square protrusion (14) and are arranged in a cross shape. The upper end of the rotating rod (12) located inside the mixing tank (4) is fixedly connected to a positioning seat (16). The upper end of the positioning seat (16) at the center is provided with a square slot (17). The upper end of the positioning seat (16) near the four corners is provided with cylindrical slots (18). The square protrusion (14) is inserted into the square slot (17), and the four cylindrical protrusions (15) are respectively inserted into the four cylindrical slots (18).

4. The waste liquid treatment device for an automatic water quality analyzer according to claim 3, characterized by The square protrusion (14) and the cylindrical protrusion (15) are integrally cast with the centrifuge tank (5).

5. The waste liquid treatment device for an automatic water quality analyzer according to claim 1, characterized by The mixing mechanism includes a circular opening (19) located on the top surface of the center position of the mixing tank (4) and a cover (20) fixedly connected to the upper end of the mixing tank (4). The circular opening (19) is located inside the cover (20). A hydraulic cylinder (21) is fixedly installed at the upper end of the center position of the cover (20). The lower end of the piston rod of the hydraulic cylinder (21) is vertically inserted through the cover (20). A drive motor (22) is fixedly installed at the lower end of the piston rod of the hydraulic cylinder (21). The drive shaft of the drive motor (22) is vertically downward. A spiral stirring rod (23) is fixedly connected to the lower end of the drive shaft of the drive motor (22). The spiral stirring rod (23) passes through the circular opening (19) and is inserted into the centrifuge tank (5).

6. The waste liquid treatment device for an automatic water quality analyzer according to claim 1, characterized by The liquid inlet pipe (6) and the covered feeding groove (7) are respectively arranged on the left and right sides of the mixing tank (4), a pump body (24) is fixedly arranged on the upper end of the left side of the mixing tank (4), the liquid inlet pipe (6) is in communication with the output end of the pump body (24), the upper end of the centrifugal tank (5) is provided with an annular feeding hopper (25), the liquid inlet pipe (6) and the covered feeding groove (7) are both arranged opposite to the annular feeding hopper (25), a liquid discharge pipe (26) is in communication with the inner wall of the right side of the mixing tank (4) close to the bottom, and a sealed maintenance door is arranged on the front inner wall of the mixing tank (4).

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