CN217498768U - Nickel-containing waste liquid electrolysis device - Google Patents

Abstract

The utility model relates to the technical field of chemical nickel waste liquid treatment, and discloses a nickel-containing waste liquid electrolysis device, which comprises an electrolytic bath, a waste liquid box, a standard reaching box and a lifting mechanism, wherein an electrolysis power supply is arranged on the electrolytic bath; the electrolytic power supply is connected with a cathode assembly and an anode assembly through a copper plate, and the electrolytic plates of the cathode assembly and the anode assembly are erected on the electrolytic cell; pumping the chemical nickel waste liquid in the waste liquid box into an electrolytic cell through a first pump body; when the electrolytic cell is electrified, nickel and phosphorus are separated out on the surface of the electrolytic plate, the electrolytic plate is taken out and installed through the lifting mechanism, and standard plating solution remained in the electrolytic cell is pumped into the standard box through the second pump body; the method can thoroughly treat nickel and phosphorus in the waste liquid, and avoid the influence on the environment; meanwhile, the cleaning process of nickel and phosphorus is optimized, so that the cleaning device is safe and convenient, time-saving and labor-saving, and the working efficiency is effectively improved; and secondly, the power utilization mode is improved, so that the operations of power failure and power on are simple and quick.

Description

Nickel-containing waste liquid electrolysis device

Technical Field

The utility model relates to a chemistry nickel waste liquid treatment technical field, in particular to nickeliferous waste liquid electrolytic device.

Background

The application range of the neodymium iron boron magnet material is seriously influenced by many defects of loose and porous surface, strong chemical activity, high possibility of oxidation corrosion and the like; the magnet must be protected by surface treatment; at present, the main method for protecting the neodymium iron boron magnet is to perform surface treatment such as electroplating or coating treatment on the surface of the neodymium iron boron magnet.

Modern neodymium iron boron product requires more and more diversification to product surface treatment cladding material, and the requirement of customer to cladding material is hardly reached to traditional electroplating mode, just so need add chemical nickel on original nickel coating, chemical nickel has and plates numerous advantages such as fast, the corner effect is little, cladding material hardness height, easy operation. However, the chemical nickel plating solution has a fixed service cycle, and must be replaced after reaching the service cycle, so a large amount of chemical nickel waste liquid is generated, the waste liquid contains a large amount of harmful substances such as nickel, phosphorus, complex and the like, and cannot be directly discharged, and the treatment difficulty of the plating solution by the conventional physical and chemical precipitation method is very high.

Disclosure of Invention

An object of the utility model is to provide a nickeliferous waste liquid electrolytic device, nickel phosphorus deposit in the waste liquid on the electrolytic plate makes the waste liquid reach the standard of can arranging, the effectual problem of proposing among the above-mentioned background of having solved.

The utility model adopts the technical scheme as follows: a nickel-containing waste liquid electrolysis device comprises an electrolytic cell, a waste liquid box, a standard reaching box and a lifting mechanism, wherein an electrolysis power supply is arranged on the electrolytic cell; the electrolytic power supply is connected with a cathode assembly and an anode assembly through a copper plate, and the electrolytic plates of the cathode assembly and the anode assembly are erected on the electrolytic cell; the chemical nickel waste liquid in the waste liquid box is pumped into an electrolytic cell through a first pump body; when the electrolytic cell is electrified, nickel and phosphorus are separated out on the surface of the electrolytic plate, the electrolytic plate is taken out and installed through the lifting mechanism, and the standard-reaching plating solution remained in the electrolytic cell is pumped into the standard box through the second pump body.

The beneficial effect who adopts above-mentioned scheme is: the electrolytic bath is arranged to separate out nickel and phosphorus in the chemical nickel waste liquid, so that the waste liquid reaches the dischargeable standard and the influence on the environment is avoided; the electrolytic plate can be lifted by arranging the lifting mechanism, so that the separated nickel and phosphorus can be cleaned conveniently.

Furthermore, the lifting mechanism is positioned right above the electrolytic bath and drives the cathode assembly and the anode assembly to move in the vertical direction; and the lifting mechanism is provided with a storage mechanism for bearing nickel and phosphorus.

The beneficial effect of adopting the further scheme is that: an operator disconnects the copper plate, lifts the cathode assembly and the anode assembly to a high position, and uses a tool to strip nickel and phosphorus on the surface of the electrolytic plate so as to enable the nickel and the phosphorus to fall into the storage mechanism; abandons the traditional cleaning mode of manually taking out the electrolytic plate, avoids the safety problem of the cleaning process, and is more time-saving and labor-saving compared with the new cleaning mode.

Further, the cathode assembly and the anode assembly comprise four copper squares, copper bars and electrolytic plates, the four copper squares are respectively placed at two sides of the electrolytic bath in a group, and the copper squares at the same side are respectively connected with the anode and the cathode of the electrolytic power supply; the copper sides at the two sides are connected through copper bars arranged at intervals, and the copper bars are inserted into the upper edge of the electrolytic cell and pulled upwards to be taken out; the side surface of the copper bar is connected with an electrolytic plate through a bolt; two fixing nuts are arranged on each copper square; the lifting mechanism comprises a frame arranged on the electrolytic bath, and a fixed pulley corresponding to the fixed nut is arranged on the frame; two winding shafts are arranged on the frame and are driven to rotate by a driving motor; the side wall of the winding shaft is fixed with a traction rope which is oppositely arranged and freely droops around the fixed pulley; the free end of the traction rope is provided with a ceramic bolt, and the ceramic bolt is fixed with a fixed nut in a threaded connection mode.

The beneficial effect of adopting the above further scheme is: after the electrolysis is finished, the connecting bolts of the copper plate and the copper square are disassembled; starting a driving motor to drive the winding shaft to rotate, so that the four traction ropes rise simultaneously, the cathode assembly or the anode assembly is lifted, and the driving motor rotates reversely when the traction ropes fall; the operation process can reduce the labor intensity of operators and improve the working efficiency.

Further, the frame comprises four vertical rods, and the lower ends of the vertical rods are fixed with the electrolytic cell; the free end of the vertical rod is provided with a rectangular frame.

The beneficial effect of adopting the further scheme is that: the vertical rods can ensure the lifting of the electrolytic plate in the height direction; the rectangular frame can ensure the installation of the winding shaft and other structures.

Furthermore, a V-shaped dust cover is arranged on the rectangular frame.

The beneficial effect of adopting the further scheme is that: the dust cover can block falling ash, and the cleanliness of the electrolysis process is ensured.

Furthermore, the lower edge of the electrolytic plate is arc-shaped, and the lowest point is on the middle line.

The beneficial effect of adopting the further scheme is that: can the water conservancy diversion waste liquid collect to the centre through the structure of injecing the electrolysis board for the waste liquid can fall into the electrolysis trough in, has avoided the waste liquid to splash.

Further, the storage mechanism comprises a cross rod arranged between the vertical rods, and the distance from the cross rod to the rectangular frame is greater than the height of the electrolytic plate; guide wheels are arranged on the inner side of the cross rod at equal intervals, and the positions of the guide wheels on the two sides correspond to each other; the guide wheel is connected with a collecting tank in a rolling way, and the collecting tank can slide right above the electrolytic cell.

The beneficial effect of adopting the further scheme is that: interference between structures can be avoided by limiting the position of the cross rod, and the collecting tank is ensured to be positioned below the electrolytic plate; when the electrolytic plate rises or falls, the collecting tank slides to the outer side, and when nickel and phosphorus are stripped, the collecting tank slides to the position right above the electrolytic tank; the collecting mode can avoid the collision of the electrolytic plate, and the cleaning process is more time-saving and labor-saving.

Further, the collecting tank comprises a support plate, and the shape of the support plate is a downward bent shape; two ports of the carrier plate are provided with blocking plates; a handle is arranged on the outer side of the blocking plate; the two sides of the carrier plate are provided with sliding chutes matched with the guide wheels, and the two ends of each sliding chute are not sealed.

The beneficial effect of adopting the further scheme is that: an operator holds the collecting tank, so that the sliding groove is sleeved on the guide wheel and can slide; can increase the collection volume through the limited of to the support plate structure, take off the collecting vat on the leading wheel and can discharge nickel and phosphorus, it is comparatively convenient to operate.

Furthermore, the side wall of the vertical rod is provided with a blocking rod which is vertically arranged, and the surface of the blocking rod is parallel to and above the surface of the cross rod; the top surface of the sliding chute is provided with a U-shaped hook, and the opening of the U-shaped hook faces the outside; the inner end of the sliding chute is in a bell mouth shape.

The beneficial effect of adopting the further scheme is that: when the sliding groove of the collecting groove is separated from the guide wheel, the U-shaped hook just hooks the stop lever, the U-shaped hook and the stop lever are rotationally connected, the collecting groove can obliquely discharge the collected nickel and phosphorus, and the discharging process is more convenient and labor-saving; through the structure of injecing the spout for the spout is connected with the leading wheel more swiftly.

Further, the lateral wall of montant is equipped with the gag lever post that the check kept off the collecting vat, and the unsmooth adaptation of shape of gag lever post and support plate.

The beneficial effect of adopting the further scheme is that: the inclination angle of the collecting tank can be controlled by arranging the limiting rod, nickel and phosphorus are conveniently discharged, and the structure of the collecting tank is protected.

Furthermore, an insulating cover surrounding the copper plate is arranged on the electrolytic cell, and the insulating cover is U-shaped; the end face of the insulating cover is provided with a positive electrode slot and a negative electrode slot; inserting plates are connected to the positive and negative slots in a sliding mode, the inserting plates are made of copper and are inserted into the copper sides in an inserting mode, and the inserting plates are hinged to the copper plates; an insulating handle is arranged at the outer end of the plug board.

The beneficial effect of adopting the further scheme is that: the safety of electricity utilization can be ensured by arranging the insulating cover; can guarantee fast outage and circular telegram through setting up the picture peg, easy operation.

The beneficial effects of the utility model reside in that: the method can thoroughly treat nickel and phosphorus in the waste liquid, and avoid the influence on the environment; meanwhile, the cleaning process of nickel and phosphorus is optimized, so that the cleaning device is safe and convenient, time-saving and labor-saving, and the working efficiency is effectively improved; and secondly, the power utilization mode is improved, so that the operations of power failure and power on are simple and quick.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic view of a three-dimensional structure of the present invention.

Fig. 3 is a schematic perspective view of the first lifting mechanism.

Fig. 4 is a schematic perspective view of a cathode assembly and an anode assembly.

Fig. 5 is a schematic perspective view of the second lifting mechanism.

Fig. 6 is a three-dimensional schematic view of the lifting mechanism.

Fig. 7 is a perspective view of the dust cover.

FIG. 8 is a side view of the electrolytic plate.

Fig. 9 is a front view of the storage mechanism.

Fig. 10 is a side sectional view of the storage mechanism.

Fig. 11 is a disassembled structure view of the storage mechanism.

Fig. 12 is a schematic perspective view of a collection tank.

FIG. 13 is a schematic perspective view of a collecting tank according to the second embodiment.

Fig. 14 is a schematic perspective view of a second limiting rod according to an embodiment.

FIG. 15 is a schematic perspective view of a third insulating cover according to an embodiment.

Fig. 16 is a schematic perspective view of a three-insert plate according to an embodiment.

In the figure: 1. an electrolytic cell; 2. a waste liquid tank; 3. a label reaching box; 4. a lifting mechanism; 5. an electrolysis power supply; 6. a copper plate; 7. a cathode assembly; 8. an anode assembly; 9. an electrolytic plate; 10. a first pump body; 11. a second pump body; 12. a storage mechanism; 13. copper side; 14. a copper bar; 15. fixing a nut; 16. a frame; 17. a fixed pulley; 18. a spool; 19. a drive motor; 20. a hauling rope; 21. a ceramic bolt; 22. a vertical rod; 23. a rectangular frame; 24. a dust cover; 25. a cross bar; 26. a guide wheel; 27. collecting tank; 28. a carrier plate; 29. a blocking plate; 30. a handle; 31. a chute; 32. a gear lever; 33. a U-shaped hook; 34. a limiting rod; 35. an insulating cover; 36. a positive electrode slot and a negative electrode slot; 37. inserting plates; 38. an insulated handle.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example one

As shown in fig. 1-2, a nickel-containing waste liquid electrolysis device comprises an electrolysis bath 1, a waste liquid tank 2, a label box 3 and a lifting mechanism 4, wherein the electrolysis bath 1 is groove-shaped, an electrolysis power supply 5 is placed on the top surface of the electrolysis bath, and the electrolysis power supply 5 is used for controlling the current magnitude in the electrolysis process; the electrolytic power supply 5 is connected with a cathode assembly 7 and an anode assembly 8 through a copper plate 6, and an electrolytic plate 9 of the cathode assembly 7 and the anode assembly 8 is erected on the electrolytic cell 1, so that an operator can conveniently take out the electrolytic plate 9 and clean separated nickel and phosphorus; the chemical nickel waste liquid in the waste liquid tank 2 is pumped into the electrolytic cell 1 through the first pump body 10; after the electrolytic cell 1 is electrified, nickel and phosphorus are separated out on the surface of the electrolytic plate 9, the electrolytic plate 9 is taken out and installed through the lifting mechanism 4, and standard plating solution remained in the electrolytic cell 1 is pumped into the standard box 3 through the second pump body 11; the electrolytic bath 1 is arranged to separate out nickel and phosphorus in the chemical nickel waste liquid, so that the waste liquid reaches the dischargeable standard and the influence on the environment is avoided; the electrolytic plate 9 can be lifted by arranging the lifting mechanism 4, so that the separated nickel and phosphorus can be conveniently cleaned.

As shown in fig. 3-6, as an optimization of the embodiment, considering that it is more convenient for the above-mentioned lifting mechanism 4 to integrally lift the cathode assembly 7 and the anode assembly 8, the cathode assembly 7 and the anode assembly 8 comprise copper squares 13, copper bars 14 and electrolytic plates 9, the number of the copper squares 13 is four, two copper squares are a group and are respectively placed at two sides of the electrolytic cell 1, and the copper squares 13 at the same side are respectively connected with the positive electrode and the negative electrode of the electrolytic power supply 5; the copper directions 13 at the two sides are connected through copper bars 14 which are arranged at intervals, and the copper bars 14 are inserted into the upper edge of the electrolytic cell 1 and pulled upwards to be taken out; the side surface of the copper bar 14 is connected with an electrolytic plate 9 through a bolt; two fixing nuts 15 are welded on each copper square 13; the lifting mechanism 4 comprises a frame 16 arranged on the electrolytic cell 1, and a fixed pulley 17 corresponding to the fixed nut 15 is arranged on the frame 16; two winding shafts 18 are rotatably connected to the frame 16, the winding shafts 18 are located at the center line position between the fixed pulleys 17, and the winding shafts 18 are driven to rotate by a driving motor 19; the side wall of the winding shaft 18 is fixed with a traction rope 20 which is oppositely arranged, and the traction rope 20 freely hangs down around the fixed pulley 17; a ceramic bolt 21 is tied at the free end of the traction rope 20, and the ceramic bolt 21 is fixed with the fixed nut 15 in a threaded connection manner; after the electrolysis is finished, the connecting bolts of the copper plate 6 and the copper block 13 are disassembled; starting a driving motor 19 to drive a winding shaft 18 to rotate, so that the four traction ropes 20 rise simultaneously to lift the cathode assembly 7 or the anode assembly 8, and the driving motor 19 rotates reversely when the cathode assembly 7 or the anode assembly 8 descends; the operation process can reduce the labor intensity of operators and improve the working efficiency.

As shown in fig. 5, as an optimization of the embodiment, in consideration of the influence of the structure of the frame 16 on the installation, the frame 16 comprises four vertical rods 22, and the lower ends of the vertical rods 22 are fixed with the electrolytic cell 1; a rectangular frame 23 is welded at the free end of the vertical rod 22; the vertical rods 22 can ensure the lifting of the electrolytic plate 9 in the height direction; the rectangular frame 23 ensures the mounting of the spool 18 and other structures.

As shown in FIG. 7, in the optimization of the embodiment, in consideration of the long electrolytic reaction time of the electrolytic cell 1 during use, a V-shaped dust cover 24 is welded to the rectangular frame 23 with its tip facing upward in order to reduce the influence of the external environment. The dust cover 24 can block falling ash, and the cleanliness of the electrolysis process is ensured.

As shown in fig. 8, as an optimization of the embodiment, considering that the waste liquid falls into the electrolytic tank 1 when the electrolytic plate 9 is raised to the high position, in order to avoid splashing of the waste liquid, the lower edge of the electrolytic plate 9 is arc-shaped, and the lowest point is on the center line; can water conservancy diversion waste liquid collect to the centre through the structure of injecing electrolysis board 9 for the waste liquid can fall into electrolysis trough 1 in, has avoided the waste liquid to splash.

As shown in fig. 9, as an optimization of the embodiment, considering that the nickel and phosphorus precipitated on the surface of the electrolytic plate 9 need to be collected, the lifting mechanism 4 is located right above the electrolytic cell 1, and drives the cathode assembly 7 and the anode assembly 8 to move in the vertical direction; the lifting mechanism 4 is provided with a storage mechanism 12 for bearing nickel and phosphorus; the operator disconnects the copper plate 6, lifts the cathode assembly 7 and the anode assembly 8 to a high position, and uses a tool to strip the nickel and the phosphorus on the surface of the electrolytic plate 9, so that the nickel and the phosphorus fall into the storage mechanism 12; abandons the traditional cleaning mode of manually taking out the electrolytic plate 9, avoids the safety problem of the cleaning process, and is more time-saving and labor-saving compared with the new cleaning mode.

As shown in fig. 10-11, as an optimization of the embodiment, considering that the above-mentioned lifting mechanism 4 can interfere with the storage mechanism 12 during the lifting process, the storage mechanism 12 comprises a cross bar 25 arranged between vertical bars 22, and the distance from the cross bar 25 to the rectangular frame 23 is greater than the height of the electrolytic plates 9, so as to ensure that the electrolytic plates 9 are positioned above the storage mechanism 12; guide wheels 26 are arranged on the inner side of the cross bar 25 at equal intervals, the positions of the guide wheels 26 on the two sides are corresponding to each other, and the distance between the guide wheels 26 is far greater than that between the copper blocks 13; a collecting tank 27 is connected to the guide wheel 26 in a rolling manner, and the collecting tank 27 can slide right above the electrolytic cell 1; interference between the structures can be avoided by limiting the position of the cross bar 25, ensuring that the collection trough 27 is located below the electrolytic plate 9; when the electrolytic plate 9 ascends or descends, the collecting tank 27 slides to the outer side, and when nickel and phosphorus are stripped, the collecting tank 27 slides to the position right above the electrolytic tank 1; the collection mode can avoid the electrolytic plate 9 from being collided, and the cleaning process is more time-saving and labor-saving.

As shown in fig. 12, as an optimization of the embodiment, the influence of the structure of the collecting tank 27 on the collecting amount and the discharge problem of nickel and phosphorus in the collecting tank 27 are considered; the collecting groove 27 comprises a carrier plate 28, and the carrier plate 28 is bent downwards; two end openings of the carrier plate 28 are welded with blocking plates 29, and the blocking plates 29 are arc-shaped plates; a handle 30 is welded on the outer blocking plate 29; sliding chutes 31 matched with the guide wheels 26 are welded on two side edges of the carrier plate 28, the sliding chutes 31 are U-shaped, and two ends of the sliding chutes 31 are not sealed; an operator holds up the collecting groove 27, so that the sliding groove 31 is sleeved on the guide wheel 26 and can slide; the collection amount can be increased by limiting the structure of the carrier plate 28, and the nickel and the phosphorus can be discharged by taking down the collection groove 27 on the guide wheel 26, so that the operation is convenient.

Example two

As shown in fig. 13, unlike the first embodiment, considering that the collecting tank 27 is used, the collecting and discharging process of nickel and phosphorus is inconvenient; the side wall of the vertical rod 22 is welded with a blocking rod 32 which is vertically arranged, and the surface of the blocking rod 32 is parallel to and above the surface of the cross rod 25; a U-shaped hook 33 is welded on the top surface of the sliding chute 31, and the opening of the U-shaped hook 33 faces outwards; the inner end of the sliding chute 31 is in a bell mouth shape; when the chute 31 of the collecting groove 27 is separated from the guide wheel 26, the U-shaped hook 33 just hooks the stop lever 32, the two are rotatably connected, the collecting groove 27 can obliquely discharge the collected nickel and phosphorus, and the discharging process is more convenient and labor-saving; by defining the structure of the slide groove 31, the connection of the slide groove 31 to the guide wheel 26 is made faster.

As shown in fig. 14, as an optimization of the embodiment, considering that the carrier plate 28 is easily crushed after the collecting groove 27 is inclined, the side wall of the vertical rod 22 is welded with a limiting rod 34 blocking the collecting groove 27, and the limiting rod 34 is adapted to the shape of the carrier plate 28; the inclination angle of the collecting groove 27 can be controlled by arranging the limiting rod 34, so that nickel and phosphorus can be conveniently discharged, and the structure of the collecting groove 27 is protected.

EXAMPLE III

As shown in fig. 15-16, different from the first embodiment, in consideration of the need to detach the copper plate 6 from the copper block 13 when the electrolytic plate 9 is lifted, which is cumbersome to operate and has low safety, the electrolytic cell 1 is adhered with an insulating cover 35 which surrounds the copper plate 6 and is made of plastic, and the insulating cover 35 is U-shaped; the end face of the insulating cover 35 is provided with a positive electrode slot 36 and a negative electrode slot 36, and the positive electrode slot 36 is vertical to the copper block 13; the positive and negative slots 36 are connected with inserting plates 37 in a sliding mode, the inserting plates 37 are made of copper, the inserting plates 37 are inserted into the copper block 13, and the inserting plates 37 are hinged with the copper plate 6; an insulating handle 38 is welded at the outer end of the plug board 37; the safety of electricity utilization can be ensured by arranging the insulating cover 35; the fast power-off and power-on can be ensured by arranging the plug board 37, and the operation is simple.

Application scenarios and working principles: pumping chemical nickel waste liquid into an electrolytic bath 1 of equipment from a waste liquid box 2, starting an electrolytic power supply 5, setting current to start electrolysis, testing the plating solution in the electrolytic bath 1 at regular time until reaching a dischargeable standard, and pumping the standard plating solution to a standard box 3 to be discharged; the connecting bolt of the copper plate 6 and the copper square 13 is disassembled; starting a driving motor 19 to drive a winding shaft 18 to rotate, so that the four traction ropes 20 rise simultaneously to lift the cathode assembly 7 or the anode assembly 8; then sliding the collecting tank 27 right above the electrolytic cell 1, and stripping nickel and phosphorus on the surface of the electrolytic plate 9 by using a tool so as to enable the nickel and phosphorus to fall into the collecting tank 27; after stripping is finished, the collecting groove 27 is pulled outwards by the handheld handle 30, when the sliding groove 31 is separated from the guide wheel 26, the U-shaped hook 33 just hooks the gear lever 32, the two are rotatably connected, and the collected nickel and phosphorus can be obliquely discharged from the collecting groove 27; finally, the driving motor 19 rotates reversely to lower the electrolytic plate 9 into the electrolytic cell 1, so that the electrolysis operation can be carried out again; the method can thoroughly treat nickel and phosphorus in the waste liquid, and avoid the influence on the environment; meanwhile, the cleaning process of nickel and phosphorus is optimized, so that the cleaning device is safe and convenient, time-saving and labor-saving, and the working efficiency is effectively improved; and secondly, the power utilization mode is improved, so that the operations of power failure and power on are simple and quick.

It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.

Claims (10)

1. A nickel-containing waste liquid electrolysis device comprises an electrolysis bath (1), a waste liquid box (2), a standard reaching box (3) and a lifting mechanism (4), wherein an electrolysis power supply (5) is arranged on the electrolysis bath (1); the electrolysis power supply (5) is connected with a cathode component (7) and an anode component (8) through a copper plate (6), and an electrolytic plate (9) of the cathode component (7) and the anode component (8) is erected on the electrolytic bath (1); the chemical nickel waste liquid in the waste liquid tank (2) is pumped into the electrolytic cell (1) through a first pump body (10); when the electrolytic cell (1) is electrified, nickel and phosphorus are precipitated on the surface of the electrolytic plate (9), the electrolytic plate (9) is taken out and installed through the lifting mechanism (4), and standard plating solution left in the electrolytic cell (1) is pumped into the standard box (3) through the second pump body (11).

2. The nickel-containing waste liquid electrolyzing device according to claim 1, wherein said elevating mechanism (4) is located right above the electrolyzer (1) and drives the cathode assembly (7) and the anode assembly (8) to move in the vertical direction; and a storage mechanism (12) for bearing nickel and phosphorus is arranged on the lifting mechanism (4).

3. The nickel-containing waste liquid electrolysis device according to claim 2, characterized in that the cathode assembly (7) and the anode assembly (8) comprise copper squares (13), copper bars (14) and electrolysis plates (9), the number of the copper squares (13) is four, two copper squares (13) are in a group and are respectively placed at two sides of the electrolysis bath (1), and the copper squares (13) at the same side are respectively connected with the anode and the cathode of the electrolysis power supply (5); the copper strips (13) at the two sides are connected through copper strips (14) arranged at intervals, and the copper strips (14) are inserted into the upper edge of the electrolytic cell (1) and pulled upwards to be taken out; the side surface of the copper bar (14) is connected with an electrolytic plate (9) through a bolt; two fixing nuts (15) are arranged on each copper square (13); the lifting mechanism (4) comprises a frame (16) arranged on the electrolytic tank (1), and a fixed pulley (17) corresponding to the fixed nut (15) is arranged on the frame (16); two winding shafts (18) are arranged on the frame (16), and the winding shafts (18) are driven to rotate by a driving motor (19); the side wall of the winding shaft (18) is fixed with a traction rope (20) which is oppositely arranged, and the traction rope (20) winds around the fixed pulley (17) to hang down freely; the free end of the traction rope (20) is provided with a ceramic bolt (21), and the ceramic bolt (21) is fixed with the fixing nut (15) in a threaded connection mode.

4. A nickel-containing waste liquor electrolysis apparatus according to claim 3, characterized in that the frame (16) comprises four vertical rods (22), the lower ends of the vertical rods (22) being fixed to the electrolysis cell (1); a rectangular frame (23) is arranged at the free end of the vertical rod (22); and a V-shaped dust cover (24) is arranged on the rectangular frame (23).

5. A nickel-containing waste liquid electrolyzing apparatus as claimed in claim 3, wherein said lower edge of said electrolytic plate (9) is arc-shaped and the lowest point is on the center line.

6. The nickel-containing waste liquid electrolyzing apparatus as claimed in claim 2, wherein said storing means (12) comprises a cross bar (25) provided between the elevating means (4), guide wheels (26) are provided on the inner side of the cross bar (25) at equal intervals, the positions of the guide wheels (26) on both sides correspond to each other; the guide wheel (26) is connected with a collecting tank (27) in a rolling way, and the collecting tank (27) can slide right above the electrolytic cell (1).

7. A nickel-containing waste liquor electrolysis plant according to claim 6, characterized in that the collecting tank (27) comprises a carrier plate (28), the shape of the carrier plate (28) being a downward bend; two ports of the carrier plate (28) are provided with blocking plates (29); a handle (30) is arranged on the outer side blocking plate (29); sliding grooves (31) matched with the guide wheels (26) are formed in two side edges of the carrier plate (28), and two ends of each sliding groove (31) are not sealed.

8. An electrolytic apparatus for nickel-containing waste liquid according to claim 7, characterized in that the side wall of the elevating mechanism (4) is provided with a vertically arranged stopper (32), and the surface of the stopper (32) is parallel to and above the surface of the cross bar (25); a U-shaped hook (33) is arranged on the top surface of the sliding chute (31), and the opening of the U-shaped hook (33) faces outwards; the inner end of the sliding chute (31) is in a bell mouth shape.

9. A nickel-containing waste liquid electrolyzing apparatus as claimed in claim 6, wherein the side wall of the elevating mechanism (4) is provided with a limiting rod (34) for blocking the collecting trough (27), and the limiting rod (34) is adapted to the shape of the carrier plate (28).

10. The nickel-containing waste liquid electrolyzing apparatus according to claim 1, wherein said electrolytic bath (1) is provided with an insulating cover (35) surrounding said copper plate (6), said insulating cover (35) having a U-shape; the end face of the insulating cover (35) is provided with a positive electrode slot and a negative electrode slot (36); plug boards (37) are connected to the positive and negative slots (36) in a sliding mode, the plug boards (37) are made of copper, the plug boards (37) are inserted into the copper square (13), and the plug boards (37) are hinged to the copper plate (6); an insulating handle (38) is arranged at the outer end of the plug board (37).

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