Electrolytic furnace feeding device

Abstract

The utility model relates to the technical field of electrolytic furnaces, and discloses a feeding device of an electrolytic furnace, which comprises a feeding pipe group comprising an inner articulated chute and an outer sleeve, the upper end of the inner articulated chute is fixedly provided with a feeding hole, the blanking end of the inner articulated chute is communicated with the feeding end of the outer sleeve through a graphite copper sleeve, and the inner articulated chute and the graphite copper sleeve can slide telescopically; the graphite copper sleeve is driven by a telescopic cylinder arranged on one side of the inner articulated chute; the sleeve is detachably arranged at the discharging end of the feeding pipe set; the feeding mechanism comprises a discharging air cylinder and a buffer hopper, the buffer hopper is movably arranged at the discharging end of the sleeve, and the discharging air cylinder is fixedly arranged on one side of the outer sleeve and controls opening and closing of the buffer hopper through a chain fixedly arranged at the end of the discharging air cylinder. The utility model has the advantages that the buffer hopper is additionally arranged, so that materials can be accurately added, dust is avoided, and the service life of equipment can be prolonged due to the telescopic design.

Description

TECHNICAL FIELD

[0001] The utility model relates to electrolytic furnace technical field, specifically point to a kind of electrolytic furnace feeding device. BACKGROUND

[0002] Electrolytic furnace is a kind of equipment using electrolytic principle to carry out material production or refining etc. operation. Generally, the temperature in hearth is as high as 1200 DEG C, and feeding is added according to time and production rhythm. The electrolytic furnace feeding device is used to add material into the electrolytic furnace.

[0003] The existing electrolytic furnace feeding device generally includes a hopper, a feeding structure and a conveying mechanism. The hopper is used to temporarily store materials. The end of the feeding structure is close to the feeding port of the electrolytic furnace. Under the power action of the conveying mechanism, the materials are transferred from the hopper to the electrolytic furnace. However, in actual use, due to the high temperature of the feeding point, the service life of each component will be greatly shortened if the feeding equipment works for a long time under high temperature conditions, and it needs to be replaced frequently. If the feeding equipment is moved away, the material being delivered will be blown out by the air flow when it is conveyed from a distance, causing waste and loss, affecting the quality of the finished product, and also causing dust to fly, affecting the environment. SUMMARY

[0004] The utility model discloses a feeding device for electrolytic furnace, which adds a buffer hopper to accurately add materials and avoid dust generation. The device is designed to be telescopic, which can prolong the service life of the equipment.

[0005] To solve the above technical problems, the utility model provides a technical scheme of a feeding device for electrolytic furnace, which comprises:

[0006] The feeding pipe group comprises an inner chute pipe and an outer sleeve pipe. The inner chute pipe is fixedly provided with a feeding port at the upper end. The lower end of the inner chute pipe is communicated with the feeding end of the outer sleeve pipe through a graphite copper sleeve. The inner chute pipe and the graphite copper sleeve can slide telescopically. The graphite copper sleeve is driven by a telescopic air cylinder arranged on one side of the inner chute pipe.

[0007] The sleeve is detachably arranged at the lower end of the feeding pipe group.

[0008] The feeding mechanism comprises a discharging air cylinder and a buffer hopper. The buffer hopper is movably arranged at the lower end of the sleeve. The discharging air cylinder is fixedly arranged on one side of the outer sleeve pipe and controls the opening and closing of the buffer hopper through a chain fixedly arranged at the end thereof.

[0009] Further, the inner chute pipe is a bent pipe with the upper end being vertical and the lower end being inclined. An inclined pull rod is arranged inside the bent part of the inner chute pipe. The two ends of the inclined pull rod are connected and fixed with the side walls of the vertical section and the inclined section of the inner chute pipe through fixing members respectively.

[0010] Further, the outer sleeve feeding end is fixedly arranged at the graphite copper sleeve lower end, and the inner chute lower end is slidably arranged at the graphite copper sleeve feeding end inner side, and the inner chute outer wall is tightly combined with the graphite copper sleeve inner wall.

[0011] Further, the graphite copper sleeve outer side wall is fixedly arranged with a vibrator.

[0012] Further, the telescopic air cylinder is arranged along the inner chute inclination direction downward, and the telescopic air cylinder two ends are fixedly arranged with connecting pieces, and the two connecting pieces are fixedly arranged on the inner chute and the graphite copper sleeve outer side wall respectively.

[0013] Further, the sleeve end is tightly sleeved at the outer sleeve lower end outer side, and the sleeve is fixedly connected with the outer sleeve through a plurality of screws.

[0014] Further, the sleeve one side is hingedly arranged with a transmission rod, the buffer hopper is fixedly arranged below the transmission rod and the sleeve hinged end, the chain far away from the discharging air cylinder one end is fixedly connected with the transmission rod other end, and the buffer hopper and the sleeve are connected with an elastic counterweight.

[0015] The utility model discloses compared with prior art has the advantages of: the device bottom end sets up the buffer hopper, can buffer the material that high place accelerates and falls, makes it not to be fast and rush into the overflow loss caused by the air and the collision of the melting furnace, and the buffer hopper is controlled by the discharging air cylinder and the transmission rod and opens and shuts through the chain, cooperates elastic counterweight, can guarantee the closed state of the buffer hopper when the material falls, avoids the dust flying out in the material falling process, thereby realizes accurate and effective feeding, avoids material waste and pollutes the environment.

[0016] The inner chute and the graphite copper sleeve can telescopic slide, the telescopic air cylinder can be reliably driven, can adjust the sleeve position according to the feeding state, extends when feeding, realizes accurate feeding, and retracts when feeding is finished, so that the sleeve is far away from the high-temperature electrolytic furnace in the rest state, avoids damage caused by the long time close to the high-temperature electrolytic furnace, greatly prolongs the working life, and improves the space utilization rate when necessary. Moreover, the graphite copper sleeve is used for communication between the inner chute and the outer sleeve, which can guarantee smooth telescoping and reduce pipe wear. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the front view of the utility model;

[0018] Figure 2 It is the structure schematic view of the utility model.

[0019] As shown in the figure: 1, feeding port; 2, inner chute; 3, inclined pull rod; 4, telescopic air cylinder; 5, graphite copper sleeve; 6, vibrator; 7, outer sleeve; 8, discharging air cylinder; 9, sleeve; 10, buffer hopper. DETAILED DESCRIPTION

[0020] The utility model makes further detailed description in combination with drawings.

[0021] In combination with the drawings Figure 1 , the drawings Figure 2 A feeding device of electrolytic furnace, comprising: a feeding pipe group, comprising an inner chute pipe 2 and an outer sleeve pipe 7, the inner chute pipe 2 is fixedly provided with a feeding port 1 at the upper end, the inner chute pipe 2 is a bent pipe with the upper end vertical and the lower end inclined, the inner side of the bent part of the inner chute pipe 2 is provided with an inclined pull rod 3, the two ends of the inclined pull rod 3 are respectively connected and fixed with the vertical section and the inclined section side wall of the inner chute pipe 2 through fixing members, the inner chute pipe 2 is designed as a bent pipe with the upper end vertical and the lower end inclined, which can better adapt to the requirement of the discharging path, can not only ensure the smooth falling of the material under the action of its own gravity, but also can reduce the impact at the discharging port of the material, avoid dust splashing, and the inclined pull rod 3 can control the shaking caused during use while ensuring the strength of the equipment.

[0022] The discharging end of the inner chute pipe 2 and the feeding end of the outer sleeve pipe 7 are communicated through a graphite copper sleeve 5, the inner chute pipe 2 and the graphite copper sleeve 5 can slide telescopically, the feeding end of the outer sleeve pipe 7 is fixedly arranged at the discharging end of the graphite copper sleeve 5, the discharging end of the inner chute pipe 2 is slidably arranged at the inner side of the feeding end of the graphite copper sleeve 5, and the outer wall of the inner chute pipe 2 is tightly attached to the inner wall of the graphite copper sleeve 5, which not only ensures that the graphite copper sleeve 5 can slide telescopically at the lower end of the inner chute pipe 2, but also can relatively seal the discharging process, which is beneficial to the smooth discharging of the material from the inner chute pipe to the outer sleeve pipe 7 through the graphite copper sleeve 5. The graphite copper sleeve 5 is driven by a telescopic air cylinder 4 arranged on one side of the inner chute pipe 2, the telescopic air cylinder 4 is arranged downward along the inclined direction of the inner chute pipe 2, and the two ends of the telescopic air cylinder 4 are fixedly provided with connecting members, and the two connecting members are fixedly arranged on the outer side walls of the inner chute pipe 2 and the graphite copper sleeve 5 respectively, the telescopic air cylinder 4 can stably drive the inner chute pipe 2 to slide telescopically relative to the graphite copper sleeve 5, so that the structure action is reliable and the discharging can be adjusted. A vibrator 6 is fixedly arranged on the outer side wall of the graphite copper sleeve 5, which can effectively prevent the material from being blocked and accumulated at the graphite copper sleeve 5, prevent the material from being jammed, accelerate the discharging, reduce the pipeline residue, and improve the feeding efficiency.

[0023] A sleeve 9 is detachably arranged at the discharging end of the feeding pipe group, the end of the sleeve 9 is tightly sleeved on the outer side of the discharging end of the outer sleeve pipe 7, the sleeve 9 is connected and fixed with the outer sleeve pipe 7 through a plurality of screws, the connection is firm and the sealing performance is good, which can prevent the material from leaking, ensure the stable operation of the discharging end of the feeding device, and is convenient to disassemble and replace, so that the equipment can be replaced only with the sleeve 9 if there is any wear during years of use, and the availability of other components is increased.

[0024] The feeding mechanism comprises a discharging cylinder 8 and a buffer hopper 10, the buffer hopper 10 is movably arranged at the discharging end of the sleeve 9, the discharging cylinder 8 is fixedly arranged at one side of the outer sleeve 7 and controls the opening and closing of the buffer hopper 10 through the chain fixed at the end thereof, one side of the sleeve 9 is hingedly arranged with a transmission rod, the buffer hopper 10 is fixedly arranged below the hinged end of the transmission rod and the sleeve 9, one end of the chain away from the discharging cylinder 8 is fixedly connected with the other end of the transmission rod, the elastic counterweight is arranged between the buffer hopper 10 and the sleeve 9, the opening and closing of the buffer hopper 10 is controlled through the transmission rod, the chain and the elastic counterweight, the structure is ingenious, the state of the buffer hopper 10 can be flexibly controlled, and meanwhile the elastic counterweight is helpful to the better resetting and stable opening and closing action of the buffer hopper 10.

[0025] The specific implementation of the utility model: install the device at the feeding port of the electrolytic furnace, and connect with external power supply. First, the material enters the inner chute pipe 2 from the feeding port 1, the inner chute pipe 2 is the bending pipe of upper vertical lower inclined, make the material under the action of gravity fall smoothly and reduce the impact at the discharging port, avoid dust splashing. Then, since the inner chute pipe 2 and graphite copper sleeve 5 can be telescopic sliding and tightly fit at the joint, open the vibrator 6, prevent material from blocking and accumulating, the material smoothly enters the outer sleeve 7 through the graphite copper sleeve 5. Then, the material enters the buffer hopper 10 through the sleeve 9 and is temporarily stored, at this time, the discharging cylinder 8 is in the state of extension, the buffer hopper 10 is closed with the outlet of the sleeve 9 under the action of the elastic counterweight, to avoid dust flying out and material directly colliding with air current to cause overflow.

[0026] When feeding is needed, the graphite copper sleeve 5 is controlled to slide and extend at the end of the inner chute pipe 2 through the telescopic cylinder 4, so as to drive the sleeve 9 and the buffer hopper 10 to approach the feeding port of the electrolytic furnace, the discharging cylinder 8 is retracted, the transmission rod hingedly arranged at one side of the sleeve 9 is pulled through the chain fixed at the end of the discharging cylinder 8, so as to control the opening and closing of the buffer hopper 10 fixed below the hinged end of the transmission rod and the sleeve 9, the elastic counterweight connected between the buffer hopper 10 and the sleeve 9 assists the stable action thereof, the buffer hopper 10 is inclined to the feeding port of the electrolytic furnace, realizes accurate material adding to the electrolytic furnace, and avoids dust generation.

[0027] After feeding is completed, the graphite copper sleeve 5 is controlled to move upward and reset through the telescopic cylinder 4, so as to make the sleeve 9 and the buffer hopper 10 away from the feeding port of the electrolytic furnace, to avoid damage caused by long-term high temperature. The state of the sleeve 9 can be regularly checked, and timely replacement can be carried out.

[0028] In the description of the utility model, it should be explained that, unless otherwise explicitly specified and limited, the term "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected, for ordinary skilled in the art, the specific meaning of the above-mentioned term in the utility model can be understood according to specific circumstances.

[0029] The above describes the present application and its embodiments, which are not restrictive, and the drawings only show one of the embodiments of the present application, and the actual structure is not limited thereto. In summary, if a person skilled in the art is inspired, without departing from the spirit of the present application, without creative design, similar structure and embodiments of the technical solution, which should belong to the protection scope of the present application.

Claims

1. An electrolytic furnace charging device characterized by comprising: The application relates to a feeding pipe group, a sleeve and a feeding mechanism. The feeding pipe group comprises an inner chute pipe (2) and an outer sleeve pipe (7), the upper end of the inner chute pipe (2) is fixedly provided with a feeding port (1), the lower end of the inner chute pipe (2) is communicated with the feeding end of the outer sleeve pipe (7) through a graphite copper sleeve (5), the inner chute pipe (2) and the graphite copper sleeve (5) can slide relative to each other, and the graphite copper sleeve (5) is driven by an extension and contraction air cylinder (4) arranged on one side of the inner chute pipe (2). The sleeve (9) is detachably arranged at the lower end of the feeding pipe group. The feeding mechanism comprises a discharging air cylinder (8) and a buffer hopper (10), the buffer hopper (10) is movably arranged at the lower end of the sleeve (9), and the discharging air cylinder (8) is fixedly arranged on one side of the outer sleeve pipe (7) and controls the opening and closing of the buffer hopper (10) through a chain fixedly arranged at the end of the discharging air cylinder (8).

2. A material charging device for an electrolytic cell according to claim 1, characterized in that: The inner chute pipe (2) is a bent pipe with a vertical upper end and an inclined lower end, the inner side of the bent part of the inner chute pipe (2) is provided with a diagonal pull rod (3), and the two ends of the diagonal pull rod (3) are fixedly connected with the side walls of the vertical section and the inclined section of the inner chute pipe (2) through fixing members.

3. The feeding device for an electrolytic cell according to claim 1, characterized in that: The feeding end of the outer sleeve pipe (7) is fixedly arranged at the lower end of the graphite copper sleeve (5), the lower end of the inner chute pipe (2) is slidably arranged at the inner side of the feeding end of the graphite copper sleeve (5), and the outer wall of the inner chute pipe (2) is tightly combined with the inner wall of the graphite copper sleeve (5).

4. The feeding device for an electrolytic cell according to claim 1, characterized in that: The outer side wall of the graphite copper sleeve (5) is fixedly provided with a vibrator (6).

5. The feeding device for an electrolytic cell according to claim 1, characterized in that: The extension and contraction air cylinder (4) is arranged downwards along the inclined direction of the inner chute pipe (2), the two ends of the extension and contraction air cylinder (4) are fixedly provided with connecting members, and the two connecting members are fixedly arranged on the outer side walls of the inner chute pipe (2) and the graphite copper sleeve (5) respectively.

6. The feeding device for an electrolytic cell according to claim 1, characterized in that: The end of the sleeve (9) is tightly sleeved on the outer side of the lower end of the outer sleeve pipe (7), and the sleeve (9) is fixedly connected with the outer sleeve pipe (7) through a plurality of screws.

7. The feeding device for an electrolytic cell according to claim 1, characterized in that: The side of the sleeve (9) is hingedly provided with a transmission rod, the buffer hopper (10) is fixedly arranged below the hinged end of the transmission rod and the sleeve (9), one end of the chain away from the discharging air cylinder (8) is fixedly connected with the other end of the transmission rod, and an elastic counterweight member is arranged between the buffer hopper (10) and the sleeve (9).

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