CN211079358U - Cooling device for cathode steel arm of electrolytic cell - Google Patents

Abstract

The utility model discloses an electrolytic cell cathode steel arm cooling device, which comprises a cathode unit, wherein two ends of the cathode unit are respectively provided with a steel arm, the two steel arms are connected with a cathode bus of a power supply, the electrolytic cell cathode steel arm cooling device also comprises two cooling systems, the two cooling systems have the same structure and are symmetrically arranged about the center of the cathode unit, the cooling systems comprise a cooling box, a water suction pump, a water tank, a condensation box, a reflux pump and a cold air motor, the cooling box is arranged on the outer side surface of the steel arm, the junction of the cooling box and the steel arms is hermetically connected, the upper end of the cooling box is provided with a water inlet pipe, one end of the water inlet pipe is communicated with a water outlet of the water suction pump arranged on one side of the steel arm, the water inlet of the water suction pump is communicated with the upper end of the water tank through a guide pipe, the lower end of the cooling box is communicated with the upper end of the, the water cooling and the air cooling are simultaneously used for cooling, so that the cooling effect is ensured.

Description

Cooling device for cathode steel arm of electrolytic cell

Technical Field

The utility model relates to the technical field of electrolysis, in particular to an electrolytic bath cathode steel arm cooling device.

Background

When sodium is prepared by molten salt electrolysis, the cathode of the electrolytic cell is generally connected together by adopting a plurality of groups of electrodes to form an electrode unit, and the electrode unit is connected with a bus device of a power supply through steel arms at two sides of the electrode unit.

Because a large amount of electric energy needs to be consumed in the electrolysis process, the steel arm with the cathode connected with the power supply can generate a large amount of heat in the electrolysis process to enable the temperature of the steel arm to be higher, so that the steel arm is easy to oxidize, the problem of poor contact with a power bus can be caused, and the steel arm needs to be cooled in time.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to overcome current defect, provide an electrolysis trough negative pole steel arm heat sink, can be quick cool down the steel arm, cool down simultaneously through water-cooling and air-cooling, guarantee the cooling effect, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a cooling device for a cathode steel arm of an electrolytic cell comprises a cathode unit, wherein two steel arms are respectively arranged at two ends of the cathode unit and are connected with a cathode bus of a power supply, the cooling device also comprises two cooling systems which are identical in structure and symmetrically arranged about the center of the cathode unit, each cooling system comprises a cooling box, a water suction pump, a water tank, a condensation box, a reflux pump and a cold air motor, the cooling box is arranged on the outer side surface of each steel arm, the joints of the cooling box and the steel arms are hermetically connected, a water inlet pipe is arranged at the upper end of the cooling box, one end of the water inlet pipe is communicated with a water outlet of the water suction pump arranged on one side of the steel arm, a water inlet of the water suction pump is communicated with the upper end of the water tank through a guide pipe, the lower end of the cooling box is communicated with the upper end of the condensation box through a water outlet pipe, one side of the condensation box is communicated with a water inlet, the cold wind motor sets up in one side of cooling box, and the output shaft of cold wind motor inserts in the cooling box and the tail end is fixed with the fan blade, and the input of suction pump, backwash pump and cold wind motor all is connected with external control switch's output electricity.

As an optimal technical scheme of the utility model, the quantity of cold wind motor is two, and the symmetry sets up the both sides at the cooling box around two cold wind motors.

As an optimized technical scheme of the utility model, cold wind motor is through setting up backup pad and the cooling box fixed connection in its lower extreme.

As a preferred technical scheme of the utility model, the upper surface of cooling tank is equipped with the mass flow case, and the one end of inlet tube is linked together with the upper end of mass flow case, and the lower surface of mass flow case is equipped with atomizer, and atomizer is located cooling incasement portion.

As an optimal technical scheme of the utility model, atomizer's quantity is three, and three atomizer is along collection flow box length direction evenly distributed.

As an optimized technical scheme of the utility model, the lower extreme of cooling box is the toper structure.

Compared with the prior art, the beneficial effects of the utility model are that: this electrolytic bath negative pole steel arm heat sink reasonable in design, convenient operation, occupation space is little during the use, can be quick cool down the steel arm, wrap up the steel arm through setting up the cooling box, then cool down the surface of steel arm through suction pump cooperation water tank setting, the cooperation setting of condensation box and backwash pump can carry out cyclic utilization to water, energy saving and cost, the water that the cooling box got into is blown away with the setting of cold wind motor, it cools down to carry out the forced air cooling to the hot steam that produces simultaneously to improve heat radiating area, improve the cooling effect.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the present invention;

Fig. 3 is a top view of the present invention;

Fig. 4 is a left side view of the present invention.

In the figure: the device comprises a cathode unit 1, a steel arm 2, a cooling tank 3, a water suction pump 4, a header 5, a water tank 6, a condenser 7, a reflux pump 8, an atomizing nozzle 9, a support plate 10, a cold air motor 11, fan blades 12, a water inlet pipe 13 and a water outlet pipe 14.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, not a whole embodiment (for convenience of description and understanding, the following description is made with the upper side of fig. 2 as the upper side, and the front side of fig. 2 as the front side). Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a cathode steel arm cooling device for an electrolytic cell comprises a cathode unit 1, wherein two ends of the cathode unit 1 are respectively provided with a steel arm 2, the two steel arms 2 are connected with a cathode bus of a power supply, the cathode steel arm cooling device further comprises two cooling systems, the two cooling systems are identical in structure and are arranged symmetrically with respect to the center of the cathode unit 1, each cooling system comprises a cooling box 3, a water suction pump 4, a water tank 6, a condensing box 7, a reflux pump 8 and a cold air motor 11, the cooling box 3 is arranged on the outer side surface of the steel arm 2, the joint of the cooling box 3 and the steel arm 2 is hermetically connected, the upper end of the cooling box 3 is provided with a water inlet pipe 13, the upper surface of the cooling box 3 is provided with a collecting box 5, one end of the water inlet pipe 13 is communicated with the upper end of the collecting box 5, the lower surface of the collecting box 5 is provided with an atomizing nozzle 9, the atomizing nozzle 9 is positioned inside the cooling box 3, the three atomizing nozzles 9 are uniformly, the arrangement of the atomizing spray head 9 improves the spraying area of condensed water and improves the heat dissipation effect, one end of a water inlet pipe 13 is communicated with a water outlet of a water suction pump 4 arranged on one side of a steel arm 2, a water inlet of the water suction pump 4 is communicated with the upper end of a water tank 6 through a conduit, the lower end of a cooling tank 3 is communicated with the upper end of a condensation tank 7 through a water outlet pipe 14, the lower end of the cooling tank 3 is of a conical structure, the conical structure is arranged to facilitate water to flow out quickly, no liquid accumulation occurs, one side of the condensation tank 7 is communicated with a water inlet of a reflux pump 8 through a conduit, a water outlet of the reflux pump 8 is communicated with the water tank 6 in another cooling system, a cold air motor 11 is arranged on one side of the cooling tank 3, an output shaft of the cold air motor 11 is inserted into the cooling tank 3, and the tail end of the cold air motor is fixed with a, the air cooling effect is further improved by the arrangement of the two cold air motors 11, so that the cooling is quicker, the cold air motors 11 are fixedly connected with the cooling box 3 through the supporting plates 10 arranged at the lower ends of the cold air motors, the input ends of the water suction pump 4, the reflux pump 8 and the cold air motors 11 are electrically connected with the output end of the external control switch, and the electrolytic cell cathode steel arm cooling device is reasonable in design, convenient to operate, small in occupied space during use and capable of quickly cooling the steel arm.

When in use: when the temperature of the steel arm 2 is too high, the water pump 4 is controlled to start through the external control switch to enable condensate water in the water tank 6 to enter the cooling tank 3 through the water inlet pipe 13, the steel arm 2 is cooled through the spraying of the atomizing spray head 9, the cold air motor 11 is controlled to start through the external control switch at the moment, the condensate water is blown away through the rotation of the fan blade 12, the heat dissipation area is enlarged, hot vapor generated is rapidly cooled, the condensate water flows out of the condensation tank 7 through the water outlet pipe 14 to cool water after heat exchange, then the condensate water in the condensation tank 14 is pumped into the water tank 6 of another cooling system through the reflux pump 8, the steel arm 2 at the other end is cooled for use, and water recycling is achieved.

The utility model can be operated conveniently, occupies little space when in use, and is convenient for operation and use; the steel arm 2 can be cooled rapidly, and the use convenience is improved; the cooperation setting of condensate tank 7 and backwash pump 8 can carry out cyclic utilization to water, and energy saving and cost have further improved the convenience in utilization.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides an electrolysis trough negative pole steel arm heat sink, includes negative pole unit (1), and the both ends of negative pole unit (1) respectively are equipped with a steel arm (2), and two steel arms (2) all are connected its characterized in that with the negative pole generating line of power: still include two cooling systems, two cooling system structures are the same and set up about negative pole unit (1) central symmetry, cooling system includes cooling box (3), suction pump (4), water tank (6), cooling cylinder (7), backwash pump (8) and cold wind motor (11), cooling box (3) set up the lateral surface at steel arm (2), and the junction of cooling box (3) and steel arm (2) is sealing connection, and the upper end of cooling box (3) is equipped with inlet tube (13), and the one end of inlet tube (13) is linked together with the delivery port that sets up suction pump (4) in steel arm (2) one side, and the water inlet of suction pump (4) is linked together through the upper end of pipe with water tank (6), and the lower extreme of cooling box (3) is linked together through the upper end of outlet pipe (14) with cooling cylinder (7), and the water inlet of one side through pipe and backwash pump (8) of cooling cylinder (7) is linked together, the delivery port of backwash pump (8) is linked together with water tank (6) in another cooling system, cold wind motor (11) set up in one side of cooling box (3), and the output shaft of cold wind motor (11) inserts in cooling box (3) and the tail end is fixed with fan blade (12), and the input of suction pump (4), backwash pump (8) and cold wind motor (11) all is connected with external control switch's output electricity.

2. The electrolytic cell cathode steel arm cooling device according to claim 1, wherein: the number of the cold air motors (11) is two, and the two cold air motors (11) are symmetrically arranged on the two sides of the cooling box (3) from front to back.

3. The electrolytic cell cathode steel arm cooling device according to claim 1 or 2, wherein: the cold air motor (11) is fixedly connected with the cooling box (3) through a support plate (10) arranged at the lower end of the cold air motor.

4. The electrolytic cell cathode steel arm cooling device according to claim 1, wherein: the upper surface of cooling box (3) is equipped with collecting box (5), and the one end of inlet tube (13) is linked together with the upper end of collecting box (5), and the lower surface of collecting box (5) is equipped with atomizer (9), and atomizer (9) are located cooling box (3) inside.

5. The cooling device for the cathode steel arm of the electrolytic cell as claimed in claim 4, wherein: the number of the atomizing spray heads (9) is three, and the three atomizing spray heads (9) are uniformly distributed along the length direction of the collecting box (5).

6. The electrolytic cell cathode steel arm cooling device according to claim 1, wherein: the lower end of the cooling box (3) is of a conical structure.

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