CN213417031U

CN213417031U - Device for drawing out current of electrolytic series electrolytic tank

Info

Publication number: CN213417031U
Application number: CN202022341035.5U
Authority: CN
Inventors: 边韩国; 王有山; 俞永勤; 刘静
Original assignee: Luoyang Siwei Electromechanical Technology Co ltd
Current assignee: Luoyang Siwei Electromechanical Technology Co ltd
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-06-11
Anticipated expiration: 2030-10-20

Abstract

The device for leading out the current of the electrolytic cell of the electrolytic series comprises a leading-out bus, an electrolytic cell stand column and a leading-out short circuit block, wherein the electrolytic cell stand column is connected with the electrolytic cell short circuit block of the electrolytic cell, the leading-out short circuit block is connected with the leading-out bus through a flexible connection, at least two crimping bolts are connected onto the electrolytic cell stand column, a through hole corresponding to the crimping bolts is arranged on the leading-out short circuit block, a leading-out short circuit block insulating sleeve is arranged in the through hole, and the crimping bolts can slidably penetrate through the leading-out short circuit block insulating sleeve and are in clearance fit with the. Can be quickly and simply disconnected or electrically connected with the upright post of the electrolytic cell, has simple structure and convenient operation, does not need to change the original bus of the electrolytic cell, and saves investment.

Description

Device for drawing out current of electrolytic series electrolytic tank

Technical Field

The application relates to a device for leading out current, in particular to a device for leading out current of an electrolytic cell in an electrolysis series.

Background

In the metallurgical industry, in particular the aluminium electrolysis industry, where electrolysis processes are used for industrial production, each production line consists of hundreds of electrolysis cells, and two electrolysis plants are connected in series to form a loop. In the production process, a plurality of electrolytic cells in two plants or a single plant are often connected through a bus system when the electrolytic cells are stopped and started in series in batches or the electrolytic cells avoiding accidents are connected, and the electrolytic cell bus system is complex, so that the connection bus is complex to lead out, the used materials are more, the manufacturing and installation difficulty is high, and the popularization and the application are difficult.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to overcome the defects and provide a device for leading out the current of the electrolytic cell of the electrolytic series.

The device for leading out the current of the electrolytic cell of the electrolytic series comprises a leading-out bus, an electrolytic cell stand column and a leading-out short circuit block, wherein the electrolytic cell stand column is connected with the electrolytic cell short circuit block of the electrolytic cell, the leading-out short circuit block is connected with the leading-out bus through a flexible connection, at least two crimping bolts are connected onto the electrolytic cell stand column, a through hole corresponding to the crimping bolts is arranged on the leading-out short circuit block, a leading-out short circuit block insulating sleeve is arranged in the through hole, and the crimping bolts can slidably penetrate through the leading-out short circuit block insulating sleeve and are in clearance fit with the.

The crimping bolt penetrates through the short circuit block of the electrolytic cell to be connected with the upright post of the electrolytic cell, and an insulating sleeve of the short circuit block of the electrolytic cell, which is in clearance fit with the crimping bolt 4, is arranged in the short circuit block of the electrolytic cell.

And an electrolytic cell short circuit block compression nut used for fixing the electrolytic cell short circuit block is arranged on the compression joint bolt.

The crimping bolt is arranged above or below the short circuit block of the electrolytic cell and is connected with the upright post of the electrolytic cell.

And an outgoing short circuit block compression nut used for compressing the outgoing short circuit block is arranged on the compression joint bolt, and an insulating pad is arranged between the outgoing short circuit block compression nut and the outgoing short circuit block.

An insulating sleeve is arranged in one end, close to the electrolytic cell upright post, of the through hole in the lead-out short circuit block, and the inner diameter of the insulating sleeve is larger than or equal to the outer diameter of a gasket matched with the crimping bolt.

The length of the part of the compression joint bolt for matching with the lead-out short circuit block is larger than the sum of the moving distance of the lead-out short circuit block when the lead-out short circuit block is disconnected from the electric connection and the thickness of the lead-out short circuit block.

The end of the crimping bolt is connected with a bolt anti-rotation baffle.

The end heads of the crimping bolts are provided with square or hexagonal platforms, and the bolt anti-rotation baffle is provided with through holes which correspond to the crimping bolts in position and have the same shape and size as the platforms.

One or two lead-out short circuit blocks are correspondingly arranged on each electrolytic cell upright post, and the two lead-out short circuit blocks are connected with a lead-out bus through respective flexible connections.

The utility model has the advantages that: the insulation sleeve of the lead-out short circuit block keeps insulation between the crimping bolt and the lead-out short circuit block, when the electric connection is disconnected, the lead-out short circuit block only needs to slide outwards along the crimping bolt to be separated from the upright post of the electrolytic cell, the lead-out short circuit block and the crimping bolt do not need to be completely disassembled, and the lead-out short circuit block is directly pushed forwards and is compressed and fixed when the electric connection is performed again. The mode of sleeving the lead-out short circuit block on the crimping bolt in a sliding manner can quickly and simply realize the disconnection or the establishment of the electric connection with the electrolytic cell upright post, has simple structure and convenient operation, does not need to change the original electrolytic cell bus, and saves the investment. Furthermore, the anti-rotation baffle is arranged outside the compression joint bolt, so that the bolt can be effectively prevented from rotating when the nut is fastened, the electrolytic cell short circuit block is always in a compression state, and the operation is safe and reliable.

Drawings

FIG. 1 is a diagram of an application example of the present invention;

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

FIG. 3 is a top view of the embodiment shown in FIG. 2;

fig. 4 is a front view of another embodiment of the present invention;

fig. 5 is a right side view of the embodiment shown in fig. 4.

The labels in the figure are: 1. the electrolytic cell comprises an electrolytic cell upright post, 2, an electrolytic cell short-circuit block, 3, an extraction short-circuit block, 4, a crimping bolt, 5, an electrolytic cell short-circuit block compression nut, 6, an electrolytic cell short-circuit block insulating sleeve, 7, an extraction short-circuit block insulating sleeve, 8, an insulating sleeve, 9, an extraction short-circuit block compression nut, 10, a bolt rotation-preventing baffle, 11, a flexible connection, 12 and an extraction bus.

Detailed Description

The following describes embodiments of the present invention in detail with reference to the drawings.

The utility model discloses device that electrolysis series electrolysis trough electric current was drawn forth, including drawing forth generating line 12, electrolysis trough stand 1 and drawing out short circuit piece 3, electrolysis trough stand 1 is connected with electrolysis trough short circuit piece 2 of electrolysis trough. The leading-out bus 12, the electrolytic cell upright post 1 and the electrolytic cell short-circuit block 2 can all utilize the original circuit system of the electrolytic cell without changing the original electrolytic cell bus. The lead-out short-circuit block 3 is a newly added component and is connected with a lead-out bus 12 through a flexible connection 11.

The electrolytic cell upright post 1 is connected with at least two crimping bolts 4, and the lead-out short circuit block 3 is provided with through holes corresponding to the distribution positions of the crimping bolts 4. And the insulation sleeve 7 of the lead-out short circuit block is arranged in the through hole and is in clearance fit with the through hole. The compression joint bolt 4 can be slidably arranged in the lead-out short circuit block insulating sleeve 7 in a penetrating mode and is in clearance fit with the inner wall of the lead-out short circuit block insulating sleeve 7. The through hole leading out the short circuit block 3 is sleeved on the compression joint bolt 4, and the short circuit block 3 is fixedly compressed to be electrically connected with the electrolytic cell upright post 1, so that the electric connection between the electrolytic cell upright post 1 and the electrolytic cell upright post 1 can be realized. The lead-out short circuit block insulating sleeve 7 keeps insulation between the crimping bolt 4 and the lead-out short circuit block 3, under the condition that the lead-out short circuit block 3 and the crimping bolt 4 are not required to be completely disassembled, the lead-out short circuit block only needs to slide outwards along the crimping bolt to be separated from the electrolytic cell upright post, the electric connection can be disconnected, and the lead-out short circuit block can be connected again after being compressed and fixed again.

As shown in fig. 2 and 3, the crimping bolt 4 can penetrate through the electrolytic cell short-circuit block 2 to connect with the electrolytic cell upright post 1, at this time, the crimping bolt 4 is also used for fixing the electrolytic cell short-circuit block 2, and the crimping bolt 4 is provided with an electrolytic cell short-circuit block clamping nut 5 for fixing the electrolytic cell short-circuit block 2. The lead-out short circuit block 3 is arranged on the compression joint bolt 4, is in contact with the electrolytic cell short circuit block 2 after being compressed and fixed, and is indirectly electrically connected with the electrolytic cell upright post 1 through the electrolytic cell short circuit block 2. In this embodiment, the short-circuiting block 2 is also provided with a short-circuiting block insulating sleeve 6 which is in clearance fit with the crimping bolt 4, so that the short-circuiting block 2 can be quickly electrically disconnected or connected.

As shown in fig. 4 and 5, the crimping bolt 4 is disposed above the electrolytic cell short-circuiting block 2 and is connected to the electrolytic cell upright 1. Similarly, the crimping bolt 4 may be provided below the electrolytic tank short-circuiting block 2. The lead-out short circuit block 3 is arranged on the crimping bolt 4 and is directly and electrically connected with the electrolytic cell upright post 1 after being compressed and fixed.

In the above embodiment, each of the electrolytic cell columns 1 is correspondingly provided with one or two lead-out short-circuit blocks 3, and when two lead-out short-circuit blocks 3 are provided, the two lead-out short-circuit blocks 3 are connected with the lead-out bus 12 through respective flexible connections 11.

In the embodiment shown in fig. 2 or fig. 4, the crimping bolt 4 is provided with a lead-out short block pressing nut 9 for pressing the lead-out short block 3, and an insulating pad is arranged between the lead-out short block pressing nut 9 and the lead-out short block 3 to keep the insulation between the crimping bolt 4 and the lead-out short block 3. An insulating sleeve 8 is arranged in one end, close to the electrolytic cell upright post 1, of the through hole in the lead-out short circuit block 3, and the inner diameter of the insulating sleeve 8 is larger than or equal to the outer diameter of a gasket matched with the crimping bolt 4, so that an electrolytic cell short circuit block compression nut 5 and a gasket thereof for compressing and fixing the electrolytic cell short circuit block 2 as shown in fig. 2 can be accommodated conveniently.

The length of the part of the compression joint bolt 4 for matching the lead-out short circuit block 3 is larger than the sum of the moving distance of the lead-out short circuit block 3 when the lead-out short circuit block 3 is disconnected from the electric connection and the thickness of the lead-out short circuit block 3, namely the compression joint bolt 4 is required to have enough length, after the lead-out short circuit block 3 slides outwards to be disconnected from the direct or indirect electric connection with the electrolytic cell upright post 1, the lead-out short circuit block 3 can still be sleeved on the compression joint bolt 4, and when the electric connection needs to be reconnected, the lead-out short circuit block 3 can be directly.

The end of the crimping bolt 4 is connected with a bolt anti-rotation baffle 10, and the bolt anti-rotation baffle 10 is used for preventing the crimping bolt 4 from rotating and preventing the electrical connection reliability of the leading-out short circuit block 3 or the electrolytic cell short circuit block 2 from being influenced due to the rotation loosening of the crimping bolt 4. The end of the crimping bolt 4 is provided with a square or hexagonal table body, and other equivalent non-circular shapes capable of limiting rotation can be arranged. The bolt anti-rotation baffle 10 is provided with through holes corresponding to the crimping bolts 4 in position and equivalent to the platform in shape and size, and the end of each crimping bolt 4 is inserted into the corresponding hole of the bolt anti-rotation baffle 10, so that the bolt can be effectively prevented from rotating when a nut is fastened, the electrolytic cell short circuit block is always in a compression state, and the operation is safe and reliable.

Claims

1. The device for drawing out the current of the electrolytic cell in the electrolytic series is characterized in that: the lead-out type short circuit block lead-out device comprises a lead-out bus (12), an electrolytic cell upright post (1) and a lead-out short circuit block (3), wherein the electrolytic cell upright post (1) is connected with an electrolytic cell short circuit block (2) of an electrolytic cell, the lead-out short circuit block (3) is connected with the lead-out bus (12) through a flexible connection (11), at least two crimping bolts (4) are connected onto the electrolytic cell upright post (1), through holes corresponding to the crimping bolts (4) are formed in the lead-out short circuit block (3), a lead-out short circuit block insulating sleeve (7) is arranged in the through holes, and the crimping bolts (4) can slidably penetrate through the lead-out short circuit block insulating sleeve (7) and are in clearance fit with.

2. The apparatus for drawing electric current from an electrolytic cell of an electrolytic series according to claim 1, wherein: the crimping bolt (4) penetrates through the electrolytic cell short circuit block (2) to be connected with the electrolytic cell upright post (1), and an electrolytic cell short circuit block insulating sleeve (6) in clearance fit with the crimping bolt (4) is arranged in the electrolytic cell short circuit block (2).

3. The apparatus for drawing electric current from an electrolytic cell of an electrolytic series according to claim 2, wherein: and an electrolytic cell short circuit block compression nut (5) for fixing the electrolytic cell short circuit block (2) is arranged on the compression joint bolt (4).

4. The apparatus for drawing electric current from an electrolytic cell of an electrolytic series according to claim 1, wherein: the crimping bolt (4) is arranged above or below the electrolytic cell short circuit block (2) and is connected with the electrolytic cell upright post (1).

5. An apparatus for drawing electric current from an electrolytic cell of the electrolytic series according to any one of claims 1 to 4, wherein: and an outgoing short circuit block compression nut (9) for compressing the outgoing short circuit block (3) is arranged on the compression joint bolt (4), and an insulating pad is arranged between the outgoing short circuit block compression nut (9) and the outgoing short circuit block (3).

6. An apparatus for drawing electric current from an electrolytic cell of the electrolytic series according to any one of claims 1 to 4, wherein: an insulating sleeve (8) is arranged in one end, close to the electrolytic cell upright post (1), of the through hole in the lead-out short circuit block (3), and the inner diameter of the insulating sleeve (8) is larger than or equal to the outer diameter of a gasket matched with the crimping bolt (4).

7. An apparatus for drawing electric current from an electrolytic cell of the electrolytic series according to any one of claims 1 to 4, wherein: the length of the part of the compression joint bolt (4) for matching with the lead-out short circuit block (3) is larger than the sum of the moving distance of the lead-out short circuit block (3) when the lead-out short circuit block (3) is disconnected from the electric connection and the thickness of the lead-out short circuit block (3).

8. An apparatus for drawing electric current from an electrolytic cell of the electrolytic series according to any one of claims 1 to 4, wherein: the end of the crimping bolt (4) is connected with a bolt anti-rotation baffle (10).

9. The apparatus for drawing an electric current from an electrolytic cell of an electrolytic series according to claim 8, wherein: the end of each crimping bolt (4) is provided with a square or hexagonal platform, and the bolt anti-rotation baffle (10) is provided with through holes which correspond to the crimping bolts (4) in position and are equivalent to the platforms in shape and size.

10. An apparatus for drawing electric current from an electrolytic cell of the electrolytic series according to any one of claims 1 to 4, wherein: each electrolytic cell upright post (1) is correspondingly provided with one or two lead-out short circuit blocks (3), and the two lead-out short circuit blocks (3) are connected with a lead-out bus (12) through respective flexible connections (11).