Smoke leakage prevention device for tank door of electrolytic tank

Abstract

The utility model discloses an electrolytic bath door flue gas leakproof device which comprises an electrolytic bath, a bath door is fixed at the side end of the electrolytic bath, the bath door can be opened or closed, a protection mechanism is fixed in the bath door, the protection mechanism is arranged in the electrolytic bath, and the protection mechanism can completely cover the bath door. The protection mechanism can be independently opened or closed according to opening or closing of the tank door, the protection mechanism is additionally arranged on the inner side of the tank door, the tank door is further supported, meanwhile, the protection mechanism and the tank door form a dual protection function, the interior of the electrolytic tank is sealed and free of pressure relief, the smoke overflow phenomenon of the electrolytic tank is greatly reduced, and the service life of the electrolytic tank is prolonged. The working environment of workers in a workshop is improved, the sense of belonging of the workers is improved, meanwhile, the operation load of the purification and smoke exhaust system is reduced, the equipment operation power is reduced, zero pollution in the workshop is achieved, the environmental protection pressure is relieved, and cost reduction and efficiency improvement are comprehensively achieved.

Description

Technical field:

[0001] The utility model relates to the technical field of slot doors, in particular to a fume leakage prevention device for a slot door of an electrolytic cell. Background technology:

[0002] During production in the electrolytic workshop, alumina powder is melted into aluminum liquid at high temperature to generate flue gas. The function of the tank door and tank cover is to seal the electrolytic tank so that the flue gas can be effectively discharged through the exhaust system on the top of the tank. However, the door-type column of the electrolytic tank door is installed externally, and because the electrolytic tank door is generally an aluminum tank door, the door-type column or the tank door is easily affected by external forces and deformed, resulting in poor sealing, and the effect of completely isolating and sealing the flue gas cannot be achieved, resulting in flue gas overflow, increasing the operating load of the purification and exhaust system, and increasing the operating power of the equipment, which is even more inconsistent with environmental protection standards. Utility model content:

[0003] To this end, the utility model provides a device for preventing smoke leakage of an electrolytic cell door, which is used to overcome the problem that the door-type column of the electrolytic cell door in the prior art is installed externally, and because the electrolytic cell door is generally an aluminum cell door, the door-type column or the cell door is easily affected by external forces and deformed, resulting in poor sealing, and the effect of completely isolating and sealing the smoke cannot be achieved, resulting in smoke overflow, increasing the operating load of the purification and exhaust system, and increasing the operating power of the equipment, which is even more inconsistent with the requirements of environmental protection standards.

[0004] The utility model is implemented by the following technical solutions:

[0005] A device for preventing smoke leakage of an electrolytic cell door comprises an electrolytic cell, a cell door is fixed to the side end of the electrolytic cell, and the cell door can be opened or closed, a protective mechanism is fixed inside the cell door, and the protective mechanism is arranged in the electrolytic cell, and the protective mechanism can completely cover the cell door, and the protective mechanism can be opened or closed independently according to the opening or closing of the cell door.

[0006] Preferably, the slot door comprises a door-shaped column and a slot door plate, the door-shaped column is fixed on the electrolytic cell, and two slot door plates are hingedly connected at both ends of the outer side surface of the door-shaped column via hinges.

[0007] Preferably, the protective mechanism comprises two iron plates, which are respectively hinged to the two ends of the inner side surface of the door-shaped column through hinges.

[0008] Preferably, the corner gaps between the two iron plates and the door-shaped columns and the middle contact points of the two iron plates can be sealed with dustproof bags of appropriate sizes.

[0009] Preferably, the two iron plates are respectively arranged corresponding to the two slot door plates, and a fastening mechanism is fixedly provided between the iron plate and the slot door plates, and the fastening mechanism can further fasten the iron plate.

[0010] Preferably, the fastening mechanism comprises a magnet block and an iron protrusion, the magnet block is fixed on the side of the slot door plate, and the iron protrusion is fixed on the side of the iron plate, and the magnet block and the iron protrusion are arranged corresponding to each other.

[0011] The advantages of the utility model are as follows: by adding a protective mechanism to the inner side of the slot door, further support for the slot door is achieved, and at the same time, a double protective effect is formed with the slot door, so that the interior of the electrolytic cell is sealed without pressure relief, which greatly reduces the phenomenon of smoke overflow from the electrolytic cell, improves the working environment of workers in the workshop, and increases the sense of belonging of the workers. At the same time, it also reduces the operating load of the purification and exhaust system, reduces the operating power of the equipment, strives to achieve zero pollution in the workshop, alleviates environmental protection pressure, and comprehensively realizes cost reduction and efficiency improvement. Description of the drawings:

[0012] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the working structure of the utility model.

[0015] In the figure: electrolytic cell 1, door-shaped column 2, cell door plate 3, iron plate 4, magnet block 5, iron protrusion 6. Specific implementation method:

[0016] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0017] like Figure 1 , Figure 2 As shown, the utility model provides the following technical solutions: a device for preventing smoke leakage of an electrolytic cell door, comprising an electrolytic cell 1, a slot door fixed to the side end of the electrolytic cell 1, and the slot door can be opened or closed, a protective mechanism fixed inside the slot door, and the protective mechanism is arranged in the electrolytic cell 1, and the protective mechanism can completely cover the slot door, and the protective mechanism can be opened or closed independently according to the opening or closing of the slot door.

[0018] Specifically, by installing a protective mechanism on the inner side of the slot door, further support for the slot door is achieved, and a double protective effect is formed with the slot door, so that the inside of the electrolytic cell 1 is sealed without pressure relief, which greatly reduces the smoke overflow phenomenon of the electrolytic cell 1, improves the working environment of the workers in the workshop, and increases the sense of belonging of the workers. At the same time, it also reduces the operating load of the purification and exhaust system, reduces the operating power of the equipment, strives to achieve zero pollution in the workshop, alleviates environmental protection pressure, and comprehensively realizes cost reduction and efficiency improvement.

[0019] The slot door includes a door-shaped column 2 and a slot door plate 3. The door-shaped column 2 is fixed on the electrolytic cell 1. Two slot door plates 3 are hinged at both ends of the outer side of the door-shaped column 2 through hinges. The protective mechanism includes two iron plates 4, which are hinged at both ends of the inner side of the door-shaped column 2 through hinges. The corner gaps between the two iron plates 4 and the door-shaped column 2 and the middle contact between the two iron plates 4 can be sealed with dust bags of appropriate sizes.

[0020] Specifically, two iron plates 4 are installed on the inner side of the door-type column 2. The two iron plates 4 are directly closed to realize the secondary protection door to isolate the smoke. At the same time, the corner gaps between the two iron plates 4 and the door-type column 2 and the middle contact points of the two iron plates 4 can be sealed with dustproof bags of appropriate sizes to prevent smoke from overflowing.

[0021] The two iron plates 4 are respectively arranged corresponding to the two slot door plates 3, and a fastening mechanism is fixed between the iron plates 4 and the slot door plates 3, and the fastening mechanism can further fasten the iron plates 4. The fastening mechanism includes a magnet block 5 and an iron protrusion 6, the magnet block 5 is fixed on the side of the slot door plate 3, and the iron protrusion 6 is fixed on the side of the iron plate 4, and the magnet block 5 and the iron protrusion 6 are arranged corresponding to each other.

[0022] Specifically, after the two slot door panels 3 are closed, the iron plate 4 can be further tightened by the fastening mechanism, so that the two iron plates 4 can be closed more tightly;

[0023] That is, close the two iron plates 4, and then close the two slot door plates 3. At this time, the magnet block 5 corresponds to the iron protrusion 6. At the same time, it is best to have a certain gap between the magnet block 5 and the iron protrusion 6, so that the magnet block 5 can exert a force on the iron protrusion 6, thereby further tightening the iron plate 4.

[0024] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A device for preventing the leakage of flue gas from a slot door of an electrolytic cell, comprising an electrolytic cell, a slot door being fixed at a side end of the electrolytic cell, and the slot door being openable or closed, characterized in that: A protective mechanism is fixed in the slot door, and the protective mechanism is arranged in the electrolytic cell, and the protective mechanism can completely cover the slot door, and the protective mechanism can be opened or closed independently according to the opening or closing of the slot door.

2. The device for preventing smoke leakage of an electrolytic cell door according to claim 1, characterized in that: The slot door comprises a door-shaped column and a slot door plate. The door-shaped column is fixed on the electrolytic cell. Two ends of the outer side surface of the door-shaped column are respectively hinged with two slot door plates through hinges.

3. The device for preventing fume leakage of an electrolytic cell door according to claim 2, characterized in that: The protection mechanism comprises two iron plates, which are respectively hinged to the two ends of the inner side surface of the door-shaped column through hinges.

4. The device for preventing fume leakage of an electrolytic cell door according to claim 3, characterized in that: The corner gaps between the two iron plates and the door-shaped columns and the middle contact points of the two iron plates can be sealed with dustproof bags of appropriate sizes.

5. The device for preventing fume leakage of an electrolytic cell door according to claim 3 or 4, characterized in that: The two iron plates are respectively arranged corresponding to the two slot door plates, and a fastening mechanism is fixedly arranged between the iron plates and the slot door plates, and the fastening mechanism can further fasten the iron plates.

6. The device for preventing fume leakage of an electrolytic cell door according to claim 5, characterized in that: The fastening mechanism comprises a magnet block and an iron protrusion, wherein the magnet block is fixed on the side of the slot door plate, and the iron protrusion is fixed on the side of the iron plate, and the magnet block and the iron protrusion are arranged corresponding to each other.

Images