CN219010484U

CN219010484U - Guide rod sealing device of aluminum electrolysis cell

Info

Publication number: CN219010484U
Application number: CN202223401551.8U
Authority: CN
Inventors: 刘力坤
Original assignee: Xinjiang Oriental Hope Nonferrous Pioneer Metals Corp
Current assignee: Xinjiang Oriental Hope Nonferrous Pioneer Metals Corp
Priority date: 2022-12-19
Filing date: 2022-12-19
Publication date: 2023-05-12
Anticipated expiration: 2032-12-19

Abstract

The utility model is suitable for the technical field of aluminum electrolysis, and particularly relates to a guide rod sealing device of an aluminum electrolysis cell, which comprises a cover body, wherein one side of the cover body is provided with an opening, two inner walls of which are relatively distributed are provided with first groove bodies, first sealing elements are arranged in the first groove bodies, second groove bodies are arranged on the inner walls of the openings between the first groove bodies, second sealing elements are arranged in the second groove bodies, the first sealing elements and the second sealing elements are connected with a driving mechanism, and the driving mechanism is used for driving the first sealing elements and the second sealing elements to relatively move so as to enable the first sealing elements and the second sealing elements to seal the guide rod; when this device is changed the guide bar, drive first sealing member and second sealing member through actuating mechanism and keep away from the guide arm, effectually avoided the friction between sealing member and the guide arm, improved sealing member's life, and then guaranteed sealing member's sealed effect to the guide arm.

Description

Guide rod sealing device of aluminum electrolysis cell

Technical Field

The utility model relates to the technical field of aluminum electrolysis, in particular to a guide rod sealing device of an aluminum electrolysis cell.

Background

The electrolytic positive pole is the consumable, often needs to change, for the positive pole of being convenient for changes, need set up the opening on the upper portion steel sheet of aluminium cell for let the positive pole guide arm pass when changing the positive pole, because positive pole guide arm shifts to some extent in business turn over in-process position, when adopting traditional fixed asbestos cloth to seal, because the easy wearing and tearing inefficacy of asbestos cloth can lead to the flue gas leakage in the electrolysis trough for a long time, if set up metal material sealing member in the opening of upper portion steel sheet, because of unable insulation, can cause electric conduction between positive pole guide arm and the upper portion steel sheet, cause the current loss in the electrolysis trough, influence electrolysis production efficiency, and there is the potential safety hazard.

On the basis, chinese patent CN206768241U discloses an aluminum electrolysis cell anode guide rod sealing device, an insulator is arranged at the opening of a cover plate, and a flexible sealing element is integrally formed at the inner side of the insulator, so that insulation and isolation between an anode guide rod and the cover plate can be ensured, a gap between the anode guide rod and the cover plate can be sealed through the flexible sealing element, when the anode guide rod is deviated in the inlet and outlet process, the flexible sealing element provides certain elasticity, and can be well sealed, and the overflow of smoke in the aluminum electrolysis cell is avoided.

However, the device has certain defects, the guide rod still generates certain friction with the flexible sealing element in the process of entering and exiting, and certain abrasion can be generated on the flexible sealing element after long-time use, so that the sealing effect of the flexible sealing element on the guide rod is reduced.

Disclosure of Invention

The utility model aims to provide a guide rod sealing device of an aluminum electrolysis cell, which aims to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides an aluminium cell guide arm sealing device, includes the cover body, one of them side of cover body is equipped with the opening, is equipped with first cell body on two inner walls of opening relative distribution, and first cell body is inside to be equipped with first sealing member, be equipped with the second cell body on the opening inner wall between the first cell body, the inside second sealing member that is equipped with of second cell body, first sealing member is connected with actuating mechanism with the second sealing member, actuating mechanism is used for driving first sealing member and second sealing member relative motion so that it can seal the guide arm.

Further: the inside cavity that is equipped with of cover, actuating mechanism is including setting up at the inside first threaded rod of cavity, and first threaded rod one end runs through the cover body and rotates rather than being connected, and wherein cover body threaded connection has the movable block, the inside trapezoidal piece that is equipped with of cavity, trapezoidal piece are connected with the cavity inner wall through the spring, and the inclined plane of trapezoidal piece is contradicted with the movable block and is connected, trapezoidal piece fixedly connected with branch, branch run through the cavity and are connected with the second sealing member.

Further: the movable block is fixedly connected with a connecting frame, the end part of the connecting frame is rotationally connected with a roller, and the roller is in rolling connection with the inclined plane of the trapezoid block.

Further: the inside spout that is equipped with of cavity, movable block tip is located the spout inside and with its sliding connection.

Further: the first threaded rod is connected with a rotating rod through a first gear set, the other end of the rotating rod is inserted into the first groove body and is connected with a second threaded rod through a second gear set, one end of the second threaded rod is rotationally connected with the inner wall of the first groove body, the other end of the second threaded rod is in threaded connection with a threaded sleeve, and the threaded sleeve is fixedly connected with a first sealing piece.

Further: the screw thread sleeve is characterized in that a limiting block is arranged on the outer wall of the screw thread sleeve, a limiting groove is formed in the inner wall of the first groove body, and the limiting block is located inside the limiting groove and is in sliding connection with the limiting groove.

Compared with the prior art, the utility model has the beneficial effects that: when this device is changed the guide bar, drive first sealing member and second sealing member through actuating mechanism and keep away from the guide arm, effectually avoided the friction between sealing member and the guide arm, improved sealing member's life, and then guaranteed sealing member's sealed effect to the guide arm.

Drawings

FIG. 1 is a front view of the whole structure of a guide rod sealing device of an aluminum electrolysis cell, which is provided by the embodiment of the utility model.

FIG. 2 is a front view of a second seal connection structure of a guide rod sealing device of an aluminum electrolysis cell according to an embodiment of the utility model.

FIG. 3 is a front view of a first seal connection structure of a guide rod sealing device of an aluminum electrolysis cell according to an embodiment of the utility model.

In the figure: the device comprises a 1-cover body, a 2-second groove body, a 3-second sealing piece, a 4-first gear set, a 5-opening, a 6-first groove body, a 7-first sealing piece, an 8-guide rod, a 9-moving block, a 10-sliding groove, a 11-first threaded rod, a 12-connecting frame, a 13-roller, a 14-trapezoid block, a 15-spring, a 16-supporting rod, a 17-rotating rod, a 18-second gear set, a 19-limiting block, a 20-limiting groove, a 21-second threaded rod and a 22-threaded sleeve.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Specific implementations of the utility model are described in detail below in connection with specific embodiments.

In one embodiment, please refer to fig. 1, a guide rod sealing device for an aluminum electrolysis cell, which comprises a cover body 1, wherein one side of the cover body 1 is provided with an opening 5, two inner walls with the openings 5 distributed relatively are provided with a first groove body 6, a first sealing member 7 is arranged in the first groove body 6, a second groove body 2 is arranged on the inner wall of the opening 5 between the first groove bodies 6, a second sealing member 3 is arranged in the second groove body 2, the first sealing member 7 and the second sealing member 3 are connected with a driving mechanism, and the driving mechanism is used for driving the first sealing member 7 and the second sealing member 3 to move relatively so as to enable the first sealing member 7 and the second sealing member 3 to seal a guide rod 8.

In this embodiment, this device can be through the steel sheet of bolt with cover body 1 fixed on aluminium cell upper portion when using, when opening 5 inside needs insert guide arm 8, directly insert the inside of electrolysis trough through opening 5 with the pipe, then drive first sealing member 7 and second sealing member 3 relative motion through actuating mechanism, extrude guide arm 8 through the relative motion of first sealing member 7 and second sealing member 3, and then play a guide correction's effect to guide arm 8, simultaneously also can play a sealed effect to it, when need change the guide arm, drive first sealing member 7 and second sealing member 3 through actuating mechanism and keep away from guide arm 8, can change guide arm 8 this moment, effectually avoided the friction between sealing member and the guide arm 8, the life of sealing member has been improved, and then the sealing effect of sealing member to guide arm 8 has been guaranteed, wherein first sealing member 7 and second sealing member 3 are made by high temperature resistant material.

In another embodiment, referring to fig. 2, a cavity is provided inside the housing 1, the driving mechanism includes a first threaded rod 11 disposed inside the cavity, one end of the first threaded rod 11 penetrates through the housing 1 and is rotationally connected with the housing, the housing 1 is in threaded connection with a moving block 9, a trapezoid block 14 is provided inside the cavity, the trapezoid block 14 is connected with an inner wall of the cavity through a spring 15, an inclined plane of the trapezoid block 14 is in abutting connection with the moving block 9, a strut 16 is fixedly connected with the trapezoid block 14, and the strut 16 penetrates through the cavity and is connected with the second sealing member 3.

In this embodiment, when the guide rod 8 needs to be sealed, the first threaded rod 11 is rotated, the first threaded rod 11 drives the moving block 9 to move through threaded connection with the moving block 9, and the inclined plane of the trapezoid block 14 is extruded while the moving block 9 moves, so that the trapezoid block 14 can drive the second sealing element 3 to move through the supporting rod 16, when the second sealing element 3 contacts with the surface of the guide rod 8, the moving block 9 just contacts with the plane of the trapezoid block 14, at the moment, even if the moving block 9 continues to move, the trapezoid block 14 is not driven to move, thereby avoiding damage to the guide rod 8 caused by overlarge pressure, when the guide rod 8 needs to be replaced, the first threaded rod 11 is reversely rotated, and the second sealing element 3 automatically resets under the action of the spring 15.

In another embodiment, referring to fig. 2, the moving block 9 is fixedly connected with a connecting frame 12, the end of the connecting frame 12 is rotatably connected with a roller 13, and the roller 13 is in slant rolling connection with a trapezoid block 14.

In this embodiment, the moving block 9 moves and presses the trapezoid block 14 through the connecting frame 12 and the roller 13, and the roller 13 can reduce friction between the moving block 9 and the trapezoid block 14, so that the moving block 9 presses the trapezoid block 14.

In another embodiment, referring to fig. 2, a chute 10 is disposed in the cavity, and an end of the moving block 9 is disposed in the chute 10 and slidably connected thereto.

In this embodiment, the sliding groove 10 has a limiting effect on the moving block 9, so that the phenomenon that the first threaded rod 11 rotates to drive the moving block 9 to rotate is avoided.

In another embodiment, referring to fig. 1 and 3, the first threaded rod 11 is connected with a rotating rod 17 through the first gear set 4, the other end of the rotating rod 17 is inserted into the first groove 6 and is connected with a second threaded rod 21 through the second gear set 18, one end of the second threaded rod 21 is rotatably connected with the inner wall of the first groove 6, the other end of the second threaded rod is in threaded connection with a threaded sleeve 22, and the threaded sleeve 22 is fixedly connected with the first sealing member 7.

In this embodiment, the first threaded rod 11 rotates while the first gear set 4 drives the rotating rod 17 to rotate, the rotating rod 17 drives the second threaded rod 21 to rotate through the second gear set 18, the second threaded rod 21 drives the first sealing element 7 to move through threaded connection with the threaded sleeve 22, so that the first sealing element 7 can seal the guide rod 8, when the moving block 9 contacts with the plane of the trapezoid block 14, the first sealing element 7 does not move any more, but at the moment, the first threaded rod 11 continues to rotate, the end part of the first sealing element 7 still slides along the surface of the second sealing element 3 until the first sealing element 7 is attached to the surface of the guide rod 8, and the sealing effect on the guide rod 8 is effectively improved.

In another embodiment, referring to fig. 3, a limiting block 19 is disposed on an outer wall of the threaded sleeve 22, and a limiting groove 20 is disposed on an inner wall of the first groove body 6, where the limiting block 19 is located inside the limiting groove 20 and is slidably connected with the limiting groove.

In this embodiment, the limiting groove 20 performs a limiting function on the threaded sleeve 22 through the limiting block 19, so that the phenomenon that the second threaded rod 21 rotates to drive the threaded sleeve 22 to rotate is avoided.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. A guide rod sealing device of an aluminum electrolysis cell comprises a cover body; the novel sealing structure is characterized in that an opening is formed in one side of the cover body, first groove bodies are formed in two inner walls with the openings distributed oppositely, first sealing elements are arranged in the first groove bodies, second groove bodies are arranged on the inner walls of the openings between the first groove bodies, second sealing elements are arranged in the second groove bodies, and the first sealing elements and the second sealing elements are connected with a driving mechanism which is used for driving the first sealing elements and the second sealing elements to move relatively so that the guide rods can be sealed.

2. The aluminum electrolysis cell guide rod sealing device according to claim 1, wherein the inner part of the cover body is provided with a cavity, the driving mechanism comprises a first threaded rod which is arranged in the cavity, one end of the first threaded rod penetrates through the cover body and is rotationally connected with the cover body, the cover body is in threaded connection with a moving block, the inner part of the cavity is provided with a trapezoid block, the trapezoid block is connected with the inner wall of the cavity through a spring, the inclined surface of the trapezoid block is in abutting connection with the moving block, the trapezoid block is fixedly connected with a supporting rod, and the supporting rod penetrates through the cavity and is connected with a second sealing piece.

3. The aluminum electrolysis cell guide rod sealing device according to claim 2, wherein the movable block is fixedly connected with a connecting frame, the end part of the connecting frame is rotatably connected with a roller, and the roller is in rolling connection with the inclined plane of the trapezoid block.

4. The aluminum electrolysis cell guide rod sealing device according to claim 2, wherein a sliding groove is formed in the cavity, and the end part of the moving block is positioned in the sliding groove and is in sliding connection with the sliding groove.

5. The aluminum electrolysis cell guide rod sealing device according to claim 2, wherein the first threaded rod is connected with a rotating rod through a first gear set, the other end of the rotating rod is inserted into the first cell body and is connected with a second threaded rod through a second gear set, one end of the second threaded rod is rotatably connected with the inner wall of the first cell body, the other end of the second threaded rod is in threaded connection with a threaded sleeve, and the threaded sleeve is fixedly connected with the first sealing element.

6. The aluminum electrolysis cell guide rod sealing device according to claim 5, wherein a limiting block is arranged on the outer wall of the threaded sleeve, a limiting groove is arranged on the inner wall of the first groove body, and the limiting block is positioned in the limiting groove and is in sliding connection with the limiting groove.