CN217052443U

CN217052443U - Electrolytic bath cathode arm cooling device

Info

Publication number: CN217052443U
Application number: CN202220381515.0U
Authority: CN
Inventors: 王钊越; 蒋铁成
Original assignee: Urumqi Yaou Rare Metal Co ltd
Current assignee: Urumqi Yaou Rare Metal Co ltd
Priority date: 2022-02-22
Filing date: 2022-02-22
Publication date: 2022-07-26
Anticipated expiration: 2032-02-22

Abstract

The utility model discloses the technical field of electrolysis, in particular to a cathode arm cooling device of an electrolytic cell, which comprises a cathode arm and a cold water tank, the side wall of the lower end of the cold water tank is fixedly connected with supporting legs, one side of the upper end of the cold water tank is fixedly connected with a water injection pipe, a drain pipe is fixedly arranged on the side wall of the lower end of one side of the cold water tank, an electric valve is fixedly connected on the outer wall of the drain pipe, a second water inlet pipe is fixedly connected to the side wall of the bottom end of the cold water tank, a cooling part is arranged on the outer side of the cathode arm, a connecting part is arranged on one side of the cooling part, the cold circulating water passes through the cooling jacket II for primary cooling and the temperature of the circulating water is slightly increased, then the cathode arm and the cavity between the first cooling jacket are filled with cooling water, the cooling water is discharged after passing through the outer surface of the cathode arm, and the overall temperature of the cathode arm is kept at a lower level by increasing the cooling area and carrying out secondary cooling.

Description

Electrolytic bath cathode arm cooling device

Technical Field

The utility model relates to the field of electrolysis, in particular to a cathode arm cooling device of an electrolytic cell.

Background

The electrolytic cell is a main production device in the electrolysis industry and consists of an inner container, a shell, a cathode, an anode and an aluminum bus; after the cathode and the anode are connected with the aluminum bus, large current is introduced to electrolyze the molten salt to prepare the required metal product; the inner container and the cathode arm of the electrolytic cell need to be sealed by refractory mortar; the temperature of the sealed part can reach more than 400 ℃ due to higher temperature of the electrolytic bath, so that the sealed part needs to be cooled in order to prevent electrolyte from leaking out of the electrolytic bath caused by high-temperature damage of sealing daub; generally, a layer of water jacket is wrapped outside the cathode arm, and cooling water is introduced for cooling.

The prior art has the following defects: the cathode arm of the existing electrolytic cell is usually wrapped with a water jacket, and the cooling area is small and the cooling effect is common due to the limitation of the cathode arm structure.

Therefore, the invention of the cathode arm cooling device of the electrolytic cell is necessary.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides an electrolysis trough cathode arm cooling device is through being equipped with the cooling part in the outside of cathode arm, is connected with adapting unit through the one end of cooling part, connects the water pump in the one end of high-pressure rubber pipe one to solve electrolysis trough cathode arm cooling device and wrap up in the one deck water jacket at the cathode arm usually, because of receiving the restriction of cathode arm structure, cooling area is less, the general problem of cooling effect.

In order to achieve the above object, the present invention provides the following technical solutions: electrolytic bath negative pole arm cooling device, including negative pole arm and cold water storage cistern, fixedly connected with supporting leg on the lower extreme lateral wall of cold water storage cistern, upper end one side fixedly connected with water injection pipe of cold water storage cistern, fixed mounting has the drain pipe on the lower extreme lateral wall of one side of cold water storage cistern, fixedly connected with electric valve on the outer wall of drain pipe, fixedly connected with inlet tube two on the bottom lateral wall of cold water storage cistern, the outside of negative pole arm is equipped with cooling part, one side of cooling part is equipped with adapting unit.

Preferably, the water pump is fixedly mounted on the side wall of the end, far away from the drain pipe, of the cold water tank through the mounting plate, a first water inlet pipe is fixedly connected to the water inlet end of the water pump, one side of the first water inlet pipe is fixedly connected with the outer wall of the cold water tank and communicated with the inside of the cold water tank, and a water outlet end of the water pump is fixedly connected with a water outlet pipe.

Preferably, the cooling part comprises a first cooling jacket, the first cooling jacket is a cuboid box made of a steel plate, the first cooling jacket wraps the cathode arm, the cathode arm is fixedly connected with the inner wall of the first cooling jacket through a fixing block, and a cavity is formed between the inner wall of the first cooling jacket and the outer wall of the cathode arm.

Preferably, the cooling part further comprises a second cooling jacket, the second cooling jacket is a box with a hollow inner part and is made of steel plates through welding, the second cooling jacket is U-shaped, and the second cooling jacket is fixedly connected to the outer wall of the first cooling jacket in a sleeving manner.

Preferably, the connecting part comprises a first connecting pipe, the first connecting pipe is fixedly connected to the side wall of one side of the lower end of the second cooling jacket, the first connecting pipe is communicated with the inside of the second cooling jacket, and a first thread ring is arranged on the side wall of the other end of the first connecting pipe.

Preferably, a fourth connecting pipe is fixedly connected to the side wall of the other side of the lower end of the second cooling jacket, the fourth connecting pipe is communicated with the inside of the second cooling jacket, and a fourth threaded ring is arranged on the side wall of the other end of the fourth connecting pipe.

Preferably, the connecting part further comprises a second connecting pipe, the second connecting pipe is fixedly connected to the side wall of the other side of the lower end of the first cooling jacket, the second connecting pipe is communicated with the inside of the cavity, and a second threaded ring is arranged on the side wall of the other end of the second connecting pipe.

Preferably, a third connecting pipe is fixedly connected to the side wall of the other side of the lower end of the first cooling jacket, the third connecting pipe is communicated with the inside of the cavity, a third threaded ring is formed in the side wall of the other end of the third connecting pipe, the lower end of the third connecting pipe is connected with a third high-pressure rubber pipe through the third threaded ring, the other end of the third high-pressure rubber pipe is fixedly connected with a second water inlet pipe, the second connecting pipe is connected with a second high-pressure rubber pipe through the second threaded ring, the other end of the second high-pressure rubber pipe is connected with a fourth connecting pipe through the fourth threaded ring, the first connecting pipe is connected with the first high-pressure rubber pipe through the first threaded ring, and the other end of the first high-pressure rubber pipe is fixedly connected with the water outlet pipe.

The utility model has the advantages that:

1. water in the cold water tank is conveyed to the inside of the cooling jacket II through the high-pressure rubber tube I by the water pump, cold water flows for a circle in the cooling jacket II and then is conveyed into the cavity by the high-pressure rubber tube II, the cold water flows for a circle on the cathode arm and then flows into the cold water tank through the high-pressure rubber tube III, and the cold water is circulated in a reciprocating manner to play a role in quickly cooling the cathode arm;

2. in addition, cold circulating water is directly introduced to generate certain adverse effect on the steel plate material, so that in the using process, the cold circulating water is firstly cooled for the first time through the cooling jacket II and the temperature of the circulating water is slightly increased, then the cold circulating water enters a cavity between the inside of the cathode arm and the cooling jacket I, the cooling water is discharged after passing through the outer surface of the cathode arm, and the whole temperature of the cathode arm is kept at a lower level through increasing the cooling area and reducing the temperature for the second time.

Drawings

FIG. 1 is a front view of the overall structure provided by the present invention;

FIG. 2 is a schematic front sectional view of a cooling unit provided by the present invention;

fig. 3 is a schematic structural diagram of the connection component provided by the present invention.

In the figure: 1. a cathode arm; 2. a first cooling jacket; 3. a cavity; 4. a second cooling jacket; 6. a first connecting pipe; 7. turning a first thread; 8. a second connecting pipe; 9. a second thread ring; 10. a third connecting pipe; 11. a third thread ring; 12. a fourth connecting pipe; 13. a fourth thread ring; 14. a first high-pressure rubber pipe; 15. a second high-pressure rubber pipe; 16. a third high-pressure rubber pipe; 17. a cold water tank; 18. a water injection pipe; 19. a drain pipe; 20. an electrically operated valve; 21. a first water inlet pipe; 22. a water inlet pipe II; 23. a water pump; 24. supporting legs; 25. a water outlet pipe; 100. a cooling member; 200. a connecting member.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Referring to the attached drawings 1-3, the utility model provides a cathode arm cooling device of an electrolytic cell, which comprises a cathode arm 1 and a cold water tank 17;

the water cooling device comprises a cold water tank 17, supporting legs 24 fixedly connected to the side wall of the lower end of the cold water tank 17, a water injection pipe 18 fixedly connected to one side of the upper end of the cold water tank 17, cold water can be injected into the cold water tank 17 through the water injection pipe 18, a drain pipe 19 is fixedly mounted on the side wall of the lower end of one side of the cold water tank 17, an electric valve 20 is fixedly connected to the outer wall of the drain pipe 19, water in the cold water tank 17 can be discharged by opening the electric valve 20 on the drain pipe 19, a water inlet pipe two 22 is fixedly connected to the side wall of the bottom end of the cold water tank 17, the water inlet pipe two 22 plays a role in connection with a high-pressure rubber pipe three 16, a cooling part 100 is arranged on the outer side of a cathode arm 1, a connecting part 200 is arranged on one side of the cooling part 100, a water pump 23 is fixedly mounted on the side wall of one end, far away from the drain pipe 19, of the water tank 17, and a water inlet end of the water pump 23 is fixedly connected with the water inlet pipe 21, one side of the first water inlet pipe 21 is fixedly connected with the outer wall of the cold water tank 17 and communicated with the inside of the cold water tank 17, the water outlet end of the water pump 23 is fixedly connected with a water outlet pipe 25, and the water pump 23 plays a role in outputting water in the cold water tank 17 from the water outlet pipe 25 through the first water inlet pipe 21.

The cooling part 100 comprises a cooling jacket I2, the cooling jacket I2 is a cuboid box made of a steel plate, the cooling jacket I2 wraps a cathode arm 1, the cathode arm 1 is fixedly connected with the inner wall of the cooling jacket I2 through a fixing block (not marked in the figure), the cathode arm 1 is fixed inside the cooling jacket I2, a cavity 3 is formed between the inner wall of the cooling jacket I2 and the outer wall of the cathode arm 1, the cavity 3 plays a role of allowing water to flow through, so that the cathode arm 1 is cooled, the cooling part 100 further comprises a cooling jacket II 4, the cooling jacket II 4 is a hollow box made of steel plates through welding, the cooling jacket II 4 is U-shaped, the cooling jacket II 4 is fixedly connected to the outer wall of the cooling jacket I2 in a sleeved mode, the inside of the cooling jacket II 4 plays a role of allowing water in a cold water tank 17 to flow through first, in addition, cold circulating water is directly introduced to generate certain adverse effects on steel plate materials, so that in the using process, the cold circulating water is firstly subjected to primary cooling through the second cooling jacket 4 to slightly increase the temperature of the circulating water, then enters the cavity 3 between the inside of the cathode arm 1 and the first cooling jacket 2, the cooling water is discharged after passing through the outer surface of the cathode arm 1, and the overall temperature of the cathode arm 1 is kept at a lower level through increasing the cooling area and reducing the temperature secondarily.

The connecting part 200 comprises a first connecting pipe 6, the first connecting pipe 6 is fixedly connected to the side wall of one side of the lower end of the second cooling jacket 4, the first connecting pipe 6 is communicated with the inside of the second cooling jacket 4, a first threaded ring 7 is arranged on the side wall of the other end of the first connecting pipe 6, a fourth connecting pipe 12 is fixedly connected to the side wall of the other side of the lower end of the second cooling jacket 4, the fourth connecting pipe 12 is communicated with the inside of the second cooling jacket 4, a fourth threaded ring 13 is arranged on the side wall of the other end of the fourth connecting pipe 12, the second connecting pipe 8 is fixedly connected to the side wall of the other side of the lower end of the first cooling jacket 2, the second connecting pipe 8 is communicated with the inside of the cavity 3, a second threaded ring 9 is arranged on the side wall of the other end of the second connecting pipe 8, a third connecting pipe 10 is fixedly connected to the side wall of the other side of the lower end of the first cooling jacket 2, and the third connecting pipe 10 is communicated with the inside of the cavity 3, the side wall of the other end of the connecting pipe III 10 is provided with a threaded ring III 11, the lower end of the connecting pipe III 10 is in threaded connection with a high-pressure rubber pipe III 16 through the threaded ring III 11, the other end of the high-pressure rubber pipe III 16 is fixedly connected with a water inlet pipe II 22, the connecting pipe II 8 is in threaded connection with a high-pressure rubber pipe II 15 through a threaded ring II 9, the other end of the high-pressure rubber pipe II 15 is in threaded connection with a connecting pipe IV 12 through a threaded ring IV 13, a connecting pipe I6 is in threaded connection with a high-pressure rubber pipe I14 through a threaded ring IV 7, the other end of the high-pressure rubber pipe I14 is fixedly connected with a water outlet pipe 25, by starting a water pump 23, the water pump 23 conveys water in the cold water tank 17 to the interior of a cooling jacket II 4 through the high-pressure rubber pipe II 15 after cold water flows for one circle in the cooling jacket II 4, the cold water is conveyed to the cavity 3 through the high-pressure rubber pipe III 15 after the cold water flows for one circle on the cathode arm 1 and flows into the cold water tank 17 through the high-pressure rubber pipe III 16, the reciprocating circulation plays a role in quickly cooling the cathode arm 1.

The utility model discloses a use as follows: the technicians in the field fill the cold water tank 17 with cold water through the water injection pipe 18, connect one end of the high-pressure rubber pipe three 16 with the lower end of the connecting pipe three 10 through screw threads, fixedly connect the other end of the high-pressure rubber pipe three 16 with the water inlet pipe two 22, connect one end of the connecting pipe two 8 with one end of the high-pressure rubber pipe two 15 with the connecting pipe four 12 through screw threads, connect the connecting pipe one 6 with one end of the high-pressure rubber pipe one 14 through screw threads, fixedly connect the other end of the high-pressure rubber pipe one 14 with the water outlet pipe 25, by starting the water pump 23, the water pump 23 conveys the water in the cold water tank 17 to the interior of the cooling jacket two 4 through the high-pressure rubber pipe one 14, the cold water is conveyed into the cavity 3 through the high-pressure rubber pipe two 15 after flowing for one circle in the cooling jacket two 4, the cold water flows into the cold water tank 17 through the high-pressure rubber pipe three 16 after flowing for one circle on the cathode arm 1, the reciprocating circulation plays a role in quickly cooling the cathode arm 1.

The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.

Claims

1. Electrolytic bath negative pole arm cooling device, including negative pole arm (1) and cold water storage cistern (17), its characterized in that, fixedly connected with supporting leg (24) on the lower extreme lateral wall of cold water storage cistern (17), upper end one side fixedly connected with water injection pipe (18) of cold water storage cistern (17), fixed mounting has drain pipe (19) on the lower extreme lateral wall of one side of cold water storage cistern (17), fixedly connected with electric valve (20) on the outer wall of drain pipe (19), fixedly connected with inlet tube two (22) on the bottom lateral wall of cold water storage cistern (17), the outside of negative pole arm (1) is equipped with cooling part (100), one side of cooling part (100) is equipped with adapting unit (200).

2. The electrolyzer cathode arm cooling device according to claim 1 characterized in that: there is water pump (23) through mounting panel fixed mounting on the one end lateral wall of drain pipe (19) is kept away from in cold water storage cistern (17), the end fixedly connected with inlet tube (21) of intaking of water pump (23), the outer wall fixed connection of one side and cold water storage cistern (17) of inlet tube (21) to be linked together with the inside of cold water storage cistern (17), the play water end fixedly connected with outlet pipe (25) of water pump (23).

3. The electrolyzer cathode arm cooling device according to claim 1 characterized in that: the cathode arm assembly comprises a cathode arm (1) and a cooling part (100), wherein the cooling part (100) comprises a first cooling jacket (2), the first cooling jacket (2) is a cuboid box made of a steel plate, the cathode arm (1) is wrapped by the first cooling jacket (2), the cathode arm (1) is fixedly connected with the inner wall of the first cooling jacket (2) through a fixing block, and a cavity (3) is formed between the inner wall of the first cooling jacket (2) and the outer wall of the cathode arm (1).

4. The electrolyzer cathode arm cooling device according to claim 3 characterized in that: the cooling part (100) further comprises a second cooling jacket (4), the second cooling jacket (4) is a box which is manufactured by welding steel plates and is hollow inside, the second cooling jacket (4) is U-shaped, and the second cooling jacket (4) is fixedly connected to the outer wall of the first cooling jacket (2) in a sleeving manner.

5. The electrolyzer cathode arm cooling device of claim 1 characterized in that: the connecting part (200) comprises a first connecting pipe (6), the first connecting pipe (6) is fixedly connected to the side wall of one side of the lower end of the second cooling jacket (4), the first connecting pipe (6) is communicated with the inside of the second cooling jacket (4), and a first threaded ring (7) is arranged on the side wall of the other end of the first connecting pipe (6).

6. The electrolyzer cathode arm cooling device of claim 4 characterized in that: and a fourth connecting pipe (12) is fixedly connected to the side wall of the other side of the lower end of the second cooling jacket (4), the fourth connecting pipe (12) is communicated with the inside of the second cooling jacket (4), and a fourth threaded ring (13) is arranged on the side wall of the other end of the fourth connecting pipe (12).

7. The electrolyzer cathode arm cooling device of claim 5 characterized in that: the connecting part (200) further comprises a second connecting pipe (8), the second connecting pipe (8) is fixedly connected to the side wall of the other side of the lower end of the first cooling jacket (2), the second connecting pipe (8) is communicated with the inside of the cavity (3), and a second threaded ring (9) is arranged on the side wall of the other end of the second connecting pipe (8).

8. The electrolyzer cathode arm cooling device according to claim 7 characterized in that: a third connecting pipe (10) is fixedly connected to the side wall of the other side of the lower end of the first cooling jacket (2), the third connecting pipe (10) is communicated with the inside of the cavity (3), the side wall of the other end of the third connecting pipe (10) is provided with a third threaded ring (11), the lower end of the connecting pipe III (10) is connected with a high-pressure rubber pipe III (16) through a thread ring III (11) in a threaded manner, the other end of the high-pressure rubber pipe III (16) is fixedly connected with the water inlet pipe II (22), the second connecting pipe (8) is in threaded connection with a second high-pressure rubber pipe (15) through a second threaded ring (9), the other end of the high-pressure rubber pipe II (15) is in threaded connection with the connecting pipe IV (12) through a threaded ring IV (13), the first connecting pipe (6) is in threaded connection with the first high-pressure rubber pipe (14) through the first thread ring (7), the other end of the high-pressure rubber pipe I (14) is fixedly connected with the water outlet pipe (25).