CN114293229B - Efficient crust breaking device and crust breaking method for aluminum electrolysis cell - Google Patents
Efficient crust breaking device and crust breaking method for aluminum electrolysis cell Download PDFInfo
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- CN114293229B CN114293229B CN202210018416.0A CN202210018416A CN114293229B CN 114293229 B CN114293229 B CN 114293229B CN 202210018416 A CN202210018416 A CN 202210018416A CN 114293229 B CN114293229 B CN 114293229B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The invention relates to a high-efficiency crust breaking device and a crust breaking method for an aluminum electrolysis cell, wherein the crust breaking device comprises a hammer head and a cylinder body connector, the cylinder body connector is provided with a central hole III, the hammer head is slidably connected in the central hole III, the hammer head comprises a cylindrical part and a hammer head part, the hammer head part is arranged at the lower end of the cylindrical part, the cylindrical part is slidably connected in the central hole III, the lower end of the cylinder body connector is rotatably connected with a lower rotating body, the lower rotating body is provided with a central hole I, the cylindrical part is slidably connected in the central hole I, the outer wall of the cylindrical part is provided with a long groove, the inner wall of the central hole I is provided with a pin shaft groove, a pin shaft is connected between the long groove and the pin shaft groove, the long groove is slidably connected on the pin shaft, the upper end of the cylinder body connector is connected on a hydraulic cylinder, and a piston of the hydraulic cylinder is connected with the top surface of the cylindrical part. The piston of the hydraulic cylinder can drive the hammer head to beat the shell up and down, so that the hammering in the vertical direction is realized. The invention has the beneficial effects that: simple structure, practicality, convenient operation can realize diversified crust breaking, effectively improve crust breaking efficiency.
Description
Technical Field
The invention relates to the technical field of aluminum electrolysis, in particular to a high-efficiency crust breaking device and a crust breaking method for an aluminum electrolysis cell.
Background
The aluminum electrolysis cell is mainly used in the production of an aluminum electrolysis plant, the anode is made of carbon materials, the surface of molten aluminum salt electrolysis solution can be crusted in the production process, the crusts are surrounded on the periphery of the anode, and the operations of removing the crusts before the replacement, replacing the anode, cleaning residues and the like can be performed after the crusts are removed because the anode needs to be replaced frequently; the currently adopted breaking mode is that a hydraulic cylinder drives a cylindrical crust breaking hammer to move up and down, and a square liquid level with a required size is lifted out by a steel claw. The prior crust-breaking hammer is cylindrical, is directly connected with the cylinder body connector through a pin shaft, can only move up and down, has small striking area, takes long time for striking out an area of 1 meter, and has low efficiency. Therefore, changing the striking area and the striking manner becomes a key problem for improving efficiency.
Disclosure of Invention
The invention aims to solve the technical problems and provides the high-efficiency crust breaking hammer rotating device which is simple in structure, practical, convenient to operate, capable of achieving multidirectional crust breaking and effectively improving crust breaking efficiency.
In order to solve the technical problems, the high-efficiency crust-breaking device of the aluminum electrolysis cell comprises a hammer head and a cylinder body connector, wherein the cylinder body connector is provided with a central hole III, the hammer head is slidably connected in the central hole III, the hammer head comprises a cylindrical part and a hammer head part, the hammer head part is arranged at the lower end of the cylindrical part, the cylindrical part is slidably connected in the central hole III, the lower end of the cylinder body connector is rotatably connected with a lower rotating body, the lower rotating body is provided with a central hole I, the cylindrical part is slidably connected in the central hole I, the outer wall of the cylindrical part is provided with a long groove, the inner wall of the central hole I is provided with a pin shaft groove, a pin shaft is connected between the long groove and the pin shaft groove, the long groove is slidably connected on the pin shaft, the upper end of the cylinder body connector is connected on a hydraulic cylinder, and the piston of the hydraulic cylinder is connected with the top surface of the cylindrical part. The piston of the hydraulic cylinder can drive the hammer head to beat the shell up and down, so that the hammering in the vertical direction is realized.
The cylinder body connector lower extreme fixedly connected with go up the connector, go up the connector and be equipped with centre bore II, centre bore II lower extreme is equipped with the step, lower rotator top is equipped with the upper stay, goes up the stay and rotates to connect in centre bore II, goes up to be connected with thrust ball bearing between stay and the step top surface, goes up the stay top surface and is equipped with the external screw thread, is connected with the round nut on the external screw thread, the round nut is connected at thrust ball bearing top. Through the thrust ball bearing that sets up, the rotator drives the tup rotation under the realization that can be better, and then beat in the different positions of casing, and the efficiency of casing can be improved in the multi-position beating.
The end face of the lower rotating body is provided with a ball groove, the bottom face of the upper connecting body is provided with a threaded hole, a jackscrew is connected in the threaded hole, the lower end of the jackscrew is connected with a spring, the lower end of the spring is connected with a steel ball, and the lower end of the steel ball is connected in the ball groove. The ball groove is arranged to ensure that the steel ball falls into the ball groove of the lower rotating body for positioning after the lower rotating body rotates.
The screw holes are provided with a plurality of screw holes, the circumferences of the screw holes are arranged, and jackscrews, springs and steel balls are connected in each screw hole.
The hammer head is trapezoid in shape. The contact area with the liquid level is increased, and the up-and-down moving times of the hydraulic cylinder are reduced, so that the crust breaking efficiency is greatly improved.
The two threaded holes are arranged, and the connecting line between the centers of the two threaded holes and the center of the center hole II is 90 degrees.
A crust breaking method of an efficient crust breaking device of an aluminum electrolysis cell comprises the following steps:
1) The hydraulic cylinder drives the crust breaking device to move up and down, and a gap I is formed in the crust surface of the hammer head part of the hammer head 1 along the long side direction; the lower rotating body is rotated by hand, the hammer head is driven by the lower rotating body to rotate together through the pin shaft, and a gap II vertical to the gap I is formed on the crusting surface along the long side direction after the long side of the trapezoid surface of the hammer head rotates by 90 degrees;
2) The lower rotating body is rotated by hand again, the lower rotating body drives the hammer head to rotate together through the pin shaft, the trapezoid surface of the hammer head is rotated by 90 degrees again, and then a gap III parallel to the gap is formed on the crust surface along the long side direction;
3) The lower rotating body is rotated by hand again, the lower rotating body drives the hammer heads to rotate together through the pin shafts, the hammer head parts of the hammer heads are rotated by 90 degrees, and then a gap IV vertical to the gap I is formed on the crust surface along the long side direction.
The beneficial effects of the invention are as follows:
1) The lower rotating body can drive the hammer to rotate through the arranged thrust ball bearing, so that beating is carried out on different parts of the shell, and the efficiency of the shell can be improved through multi-part beating;
2) The ball groove is arranged to ensure that the steel ball falls into the ball groove of the lower rotating body for positioning after the lower rotating body rotates;
3) The ball groove is arranged to ensure that the steel ball falls into the ball groove of the lower rotating body for positioning after the lower rotating body rotates;
4) The hammer head is trapezoidal in shape. The contact area with the liquid level is increased, and the up-and-down moving times of the hydraulic cylinder are reduced, so that the crust breaking efficiency is greatly improved.
Drawings
FIG. 1 is a cross-sectional view of the structure of the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1 in accordance with the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 in accordance with the present invention;
FIG. 4 is a schematic view of the structure of the hammer head of the present invention;
FIG. 5 is a cross-sectional view of the lower rotating body of the present invention;
FIG. 6 is a cross-sectional view of the upper connector of the present invention;
FIG. 7 is a schematic diagram of the structure of the upper connector in the present invention.
In the figure: hammer head 1, cylindrical part 101, hammer head 102, long groove 103, lower rotator 2, 201. Center hole I201; ball groove 202, pin shaft groove 203, upper supporting tube 204, external thread 205, upper connector 3, central hole II 301, step 302, threaded hole 303; the cylinder body connector 4, the center hole III 401, the steel ball 5, the spring 6, the jackscrew 7, the pin shaft 8, the round nut 9 and the thrust ball bearing 10.
Detailed Description
The invention will be further described with reference to fig. 1-4.
The invention relates to a high-efficiency crust breaking device of an aluminum electrolysis cell, which comprises a hammer head 1, a cylindrical part 101, a hammer head 102, a long groove 103, a lower rotating body 2 and a central hole I201; ball groove 202, pin shaft groove 203, upper supporting tube 204, external thread 205, upper connector 3, central hole II 301, step 302, threaded hole 303; the cylinder body connector 4, the center hole III 401, the steel ball 5, the spring 6, the jackscrew 7, the pin shaft 8, the round nut 9 and the thrust ball bearing 10 have the specific structure that: the hammer head 1 and the cylinder body connecting body 4 are provided with a center hole III 401, the hammer head 1 is slidably connected in the center hole III 401 of the hammer head 1, the hammer head 1 comprises a cylindrical part 101 and a hammer head part 102, the hammer head part 102 is arranged at the lower end of the cylindrical part 101, the cylindrical part 101 is slidably connected in the center hole III 401, the lower end of the cylinder body connecting body 4 is rotatably connected with a lower rotating body 2, the lower rotating body 2 is provided with a center hole I201, the cylindrical part 101 is slidably connected in the center hole I201, the outer wall of the cylindrical part 101 is provided with a long groove 103, the inner wall of the center hole I201 is provided with a pin shaft groove 203, a pin shaft 8 is connected between the long groove 103 and the pin shaft groove 203, the long groove 103 is slidably connected on the pin shaft 8, the upper end of the cylinder body connecting body 4 is connected on a hydraulic cylinder, and the piston of the hydraulic cylinder is connected with the top surface of the cylindrical part 101. The piston of the hydraulic cylinder can drive the hammer head 1 to beat the shell up and down, so that the hammering in the vertical direction is realized.
The cylinder body connector 4 lower extreme fixedly connected with go up connector 3, go up connector 3 and be equipped with centre bore II 301, centre bore II 301 lower extreme is equipped with step 302, lower rotator 2 top is equipped with last pipe stay 204, go up pipe stay 204 and rotate to connect in centre bore II 301, go up to be connected with thrust ball bearing 10 between pipe stay 204 and the step 302 top surface, go up pipe stay 204 top surface and be equipped with external screw thread 205, be connected with round nut 9 on the external screw thread 205, round nut 9 is connected at thrust ball bearing 10 top. Through the thrust ball bearing 10, the lower rotating body 2 can drive the hammer head 1 to rotate, and then the hammer is carried out at different parts of the shell, and the efficiency of the shell can be improved through multi-part hammering.
The end face of the lower rotating body 2 is provided with a ball groove 202, the bottom face of the upper connecting body 3 is provided with a threaded hole 303, a jackscrew 7 is connected in the threaded hole 303, the lower end of the jackscrew 7 is connected with a spring 6, the lower end of the spring 6 is connected with a steel ball 5, and the lower end of the steel ball 5 is connected in the ball groove 202. The ball groove 202 is provided to ensure that the steel ball 5 falls into the ball groove 202 of the lower rotating body 2 for positioning after the lower rotating body 2 rotates.
The screw holes 303 are provided with a plurality of screw holes 303, the circumferences of the screw holes 303 are arranged, and jackscrews 7, springs 6 and steel balls 5 are connected in each screw hole 303. The provision of the plurality of screw holes 303 enables positioning at multiple positions when the lower rotating body 2 rotates.
The hammer head 102 is trapezoidal in shape. The contact area with the liquid level is increased, and the up-and-down moving times of the hydraulic cylinder are reduced, so that the crust breaking efficiency is greatly improved.
The number of the threaded holes 303 is two, and the center of the two threaded holes 303 is connected with the center of the center hole II 301 at 90 degrees. The 90 degree included angle allows hammer head 102 to impact in both the horizontal and vertical directions.
A crust breaking method using an efficient crust breaking device of an aluminum electrolysis cell comprises the following steps:
1) The hydraulic cylinder drives the crust breaking device to move up and down, and the hammer head 102 of the hammer head 1 breaks a gap I on the crust surface along the long side direction; the lower rotating body 2 is rotated by hand, the lower rotating body 2 drives the hammer head 1 to rotate together through the pin shaft 8, and a gap II perpendicular to the gap I is formed on the crusting surface along the long side direction after the long side of the trapezoid surface of the hammer head 1 rotates by 90 degrees;
2) The lower rotating body 2 is rotated by hand again, the lower rotating body 2 drives the hammer head 1 to rotate together through the pin shaft 8, the trapezoid surface of the hammer head 1 is rotated by 90 degrees again, and a gap III parallel to the gap 1 is formed on the crust surface along the long side direction;
3) The lower rotating body 2 is rotated by hand again, the lower rotating body 2 drives the hammer head 1 to rotate together through the pin shaft 8, the hammer head part 102 of the hammer head 1 is rotated by 90 degrees, and a gap IV vertical to the gap I is formed on the crust-breaking surface along the long side direction. After four gaps are square communicated, the anode can be lifted out from the liquid level, and compared with the original round surface, the trapezoidal surface is changed into the trapezoidal surface. The contact area with the liquid level is increased, and the up-and-down moving times of the hydraulic cylinder are reduced, so that the crust breaking efficiency is greatly improved.
Claims (3)
1. An efficient crust breaking device for an aluminum electrolysis cell is characterized in that: the cylinder body connecting body (4) is provided with a center hole III (401), the hammer head (1) is slidably connected in the center hole III (401) of the hammer head (1), the hammer head (1) comprises a cylindrical part (101) and a hammer head part (102), the hammer head part (102) is arranged at the lower end of the cylindrical part (101), the cylindrical part (101) is slidably connected in the center hole III (401), the lower end of the cylinder body connecting body (4) is rotatably connected with a lower rotating body (2), the lower rotating body (2) is provided with a center hole I (201), the cylindrical part (101) is slidably connected in the center hole I (201), the outer wall of the cylindrical part (101) is provided with a long groove (103), a pin shaft groove (203) is formed in the inner wall of the center hole I (201), a pin shaft (8) is connected between the long groove (103) and the pin shaft groove (203), the upper end of the cylinder connecting body (4) is connected to a hydraulic cylinder, and the piston of the hydraulic cylinder is connected with the top surface of the cylindrical part (101); the cylinder body connector (4) is fixedly connected with the upper connector (3), the upper connector (3) is provided with a central hole II (301), the lower end of the central hole II (301) is provided with a step (302), the top of the lower rotating body (2) is provided with an upper supporting tube (204), the upper supporting tube (204) is rotationally connected in the central hole II (301), a thrust ball bearing (10) is connected between the upper supporting tube (204) and the top surface of the step (302), the top surface of the upper supporting tube (204) is provided with an external thread (205), the external thread (205) is connected with a round nut (9), and the round nut (9) is connected at the top end of the thrust ball bearing (10); the end face of the lower rotating body (2) is provided with a ball groove (202), the bottom face of the upper connecting body (3) is provided with a threaded hole (303), a jackscrew (7) is connected in the threaded hole (303), the lower end of the jackscrew (7) is connected with a spring (6), the lower end of the spring (6) is connected with a steel ball (5), and the lower end of the steel ball (5) is connected in the ball groove (202); the screw holes (303) are formed in a plurality, the screw holes (303) are circumferentially arranged, and jackscrews (7), springs (6) and steel balls (5) are connected in each screw hole (303); the hammer head (102) is trapezoid in shape.
2. The efficient crust breaking device for the aluminum electrolysis cell according to claim 1, wherein: the two threaded holes (303) are arranged, and the connecting line between the centers of the two threaded holes (303) and the center of the center hole II (301) is 90 degrees.
3. The crust breaking method of an efficient crust breaking device for an aluminum electrolysis cell according to claim 2, comprising the following steps:
1) The hydraulic cylinder drives the crust breaking device to move up and down, and a hammer head part (102) of the hammer head (1) breaks a gap I on the crust surface along the long side direction; the lower rotating body (2) is rotated by hand, the lower rotating body (2) drives the hammer head (1) to rotate together through the pin shaft (8), and a gap II perpendicular to the gap I is formed on the crusting surface along the long side direction after the long side of the trapezoid surface of the hammer head (1) rotates by 90 degrees;
2) The lower rotating body (2) is rotated by hand again, the lower rotating body (2) drives the hammer head (1) to rotate together through the pin shaft (8), the trapezoid surface of the hammer head (1) is rotated by 90 degrees again, and then a gap III parallel to the gap 1 is formed on the crust surface along the long side direction;
3) Finally, the lower rotating body (2) is rotated by hand, the lower rotating body (2) drives the hammer head (1) to rotate together through the pin shaft (8), and a gap IV vertical to the gap I is formed on the crust surface along the long side direction after the hammer head part (102) of the hammer head (1) rotates by 90 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210018416.0A CN114293229B (en) | 2022-01-08 | 2022-01-08 | Efficient crust breaking device and crust breaking method for aluminum electrolysis cell |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210018416.0A CN114293229B (en) | 2022-01-08 | 2022-01-08 | Efficient crust breaking device and crust breaking method for aluminum electrolysis cell |
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| CN114293229A CN114293229A (en) | 2022-04-08 |
| CN114293229B true CN114293229B (en) | 2023-07-21 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5294318A (en) * | 1992-07-15 | 1994-03-15 | Louis A. Grant, Inc. | Crustbreaking assembly for aluminum electrolysis cells |
| CN2846447Y (en) * | 2005-12-13 | 2006-12-13 | 沈阳铝镁设计研究院 | Mechanical shell beater |
| CN201574198U (en) * | 2009-09-10 | 2010-09-08 | 河南中孚实业股份有限公司 | Novel aluminum electrolysis cell crust breaking hammer head |
| CN101967656A (en) * | 2010-10-28 | 2011-02-09 | 湖南晟通科技集团有限公司 | Shell-breaker |
| CN202730261U (en) * | 2012-07-27 | 2013-02-13 | 中国铝业股份有限公司 | Device for preventing crusting of crust breaking chips of aluminum electrolysis cell |
| CN205710967U (en) * | 2016-06-08 | 2016-11-23 | 河南永登铝业有限公司阳城分公司 | Aluminium electrolysis cell crust breaker |
-
2022
- 2022-01-08 CN CN202210018416.0A patent/CN114293229B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5294318A (en) * | 1992-07-15 | 1994-03-15 | Louis A. Grant, Inc. | Crustbreaking assembly for aluminum electrolysis cells |
| CN2846447Y (en) * | 2005-12-13 | 2006-12-13 | 沈阳铝镁设计研究院 | Mechanical shell beater |
| CN201574198U (en) * | 2009-09-10 | 2010-09-08 | 河南中孚实业股份有限公司 | Novel aluminum electrolysis cell crust breaking hammer head |
| CN101967656A (en) * | 2010-10-28 | 2011-02-09 | 湖南晟通科技集团有限公司 | Shell-breaker |
| CN202730261U (en) * | 2012-07-27 | 2013-02-13 | 中国铝业股份有限公司 | Device for preventing crusting of crust breaking chips of aluminum electrolysis cell |
| CN205710967U (en) * | 2016-06-08 | 2016-11-23 | 河南永登铝业有限公司阳城分公司 | Aluminium electrolysis cell crust breaker |
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| CN114293229A (en) | 2022-04-08 |
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