CN216903669U

CN216903669U - Conductive slip ring for electrolytic cell

Info

Publication number: CN216903669U
Application number: CN202123342069.7U
Authority: CN
Inventors: 刘祥瑞; 尹泽; 郭欣雨; 陈柱
Original assignee: Nanjing Gcl New Energy Power Technology Research Institute Co ltd
Current assignee: Nanjing Gcl New Energy Power Technology Research Institute Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-07-05
Anticipated expiration: 2031-12-28

Abstract

The utility model discloses a conductive slip ring for an electrolytic bath, which comprises a flange base, wherein an outer conductive ring is arranged on the upper surface of the flange base, an inner electrode is arranged in an inner groove of the flange base, and an outer electrode is arranged in an outer groove of the flange base, liquid metal is contained in the inner electrode and the outer electrode, most of the electrodes are immersed in the liquid metal, the distance between the two electrodes is very small, the resistance is reduced, large current can be transmitted, stable transmission of the current can be ensured, a brushless design is adopted, the abrasion condition is reduced, the working efficiency is improved, the potential safety hazard is reduced, the consumption of the required liquid metal is small, the cost is reduced, the problem that the contact area between an electrode plate and the liquid metal is small, the distance between the two electrode plates is overlarge, and the resistance of the liquid metal is ten times that of copper is simultaneously solved to a certain extent, excessive loss when conducting large current.

Description

Conductive slip ring for electrolytic cell

Technical Field

The utility model relates to the technical field of conductive slip rings, in particular to a conductive slip ring for an electrolytic cell.

Background

Conductive slip rings are an essential component of many devices in modern industrial development for the transmission of power or signals between two objects that rotate relative to each other. The slip ring consists of two main parts, namely a conducting ring and an electric brush, wherein the electric brush in the prior art is convenient to install but is easy to generate electric arc, so that the current transmission quality is influenced. And the electric brush can be abraded after long-term rotation, thereby affecting the working efficiency. The mercury slip ring has small and stable resistance, but the mercury can be continuously evaporated after being heated, so that the mercury slip ring is harmful to human bodies.

Patent CN207381684U discloses a liquid metal conducting slip ring, including ring body and electric conductor, the ring body is inside to have the cavity, and liquid metal is filled in the cavity of ring body, and the electric conductor stretches into and contacts with liquid metal in the cavity of ring body, and liquid metal is made by gallium indium tin zinc quaternary alloy or low melting point alloy material. However, the cavity for containing the liquid metal is large, a large amount of liquid metal is needed, low-melting-point materials such as gallium, cesium, gallium indium tin zinc and the like are expensive, the contact area between the electrode plate and the liquid metal is small, the distance between the two electrode plates is too large, the resistance of the liquid metal is ten times that of copper, and the loss is too much when large current is conducted.

SUMMERY OF THE UTILITY MODEL

The object of the utility model is to provide an electrically conductive slip ring for an electrolysis cell, provided with electrodes and liquid metal. The electrode is immersed in the liquid metal to ensure the stable transmission of large current, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a lead electrical slip ring for electrolysis trough, includes the flange base, flange base upper surface is provided with outside conducting ring, install inboard electrode in the flange base inboard groove, install the outside electrode in the flange base outside groove, it has inboard conducting ring to peg graft in the inboard electrode groove, the inside first sealing washer of having placed of inboard electrode, the inboard electrode outside is provided with the second sealing washer, the outside conducting ring is pegged graft in the outside electrode groove, outside electrode inboard is provided with the third sealing washer, the outside electrode outside is provided with the fourth sealing washer, through go-between interconnect between inboard conducting ring and the outside conducting ring, be provided with third electric wire and fourth electric wire on the flange base respectively, be provided with first electric wire and second electric wire on the conducting ring in the outside respectively.

Preferably, two sides of the first sealing ring respectively abut against the outer wall of the inner conducting ring and the inner wall of the inner groove of the flange base, and two sides of the second sealing ring respectively abut against the outer wall of the outer conducting ring and the inner wall of the inner groove of the flange base.

Preferably, two sides of the third sealing ring respectively abut against the inner wall of the outer electrode and the inner wall of the outer groove of the flange base, and two sides of the fourth sealing ring respectively abut against the outer wall of the outer conducting ring and the outer wall of the outer groove of the flange base.

Preferably, a rotating shaft is arranged in the central position of the flange base and penetrates through the connecting ring and the flange base.

Preferably, the first wire is electrically connected to the outer conductive ring, the second wire penetrates through the outer conductive ring to be electrically connected to the inner conductive ring, the third wire penetrates through the flange base to be electrically connected to the outer electrode, and the fourth wire penetrates through the flange base to be electrically connected to the inner electrode.

Preferably, the inner electrode and the outer electrode tank both contain metal or alloy which is kept in a liquid state at normal temperature.

Preferably, 11 fixing screws matched with the connecting rings are arranged on the inner conducting ring and the outer conducting ring.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the inner side electrode and the outer side electrode are arranged, the liquid metal is contained in the inner side electrode and the outer side electrode, most of the electrodes are immersed in the liquid metal, the distance between the two electrodes is very small, the resistance is reduced, the large current can be transmitted, the stable transmission of the current can be ensured, the brushless design is adopted, the abrasion condition is reduced, the working efficiency is improved, the potential safety hazard is reduced, the consumption of the required liquid metal is small, the cost is reduced, and the problems that the contact area between the electrode plate and the liquid metal is small, the distance between the two electrode plates is overlarge, the resistance of the liquid metal is ten times that of copper, and the loss is excessive when the large current is transmitted are solved to a certain extent.

2. The utility model replaces mercury with liquid metal, adopts a brushless design, and solves the problems that the electric brush can be worn after long-term rotation, the working efficiency is influenced, the mercury slip ring has small and stable resistance, but mercury can be continuously evaporated after being heated, and the mercury can harm human bodies to a certain extent.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic perspective view of an outer conductive ring according to the present invention;

fig. 3 is a schematic cross-sectional structure of the present invention.

In the figure: 1. a flange base; 2. an inner electrode; 3. an outer electrode; 4. an inner conducting ring; 5. an outer conducting ring; 6. fixing screws; 7. a rotating shaft; 8. a connecting ring; 9. a first seal ring; 10. a second seal ring; 11. a third seal ring; 12. a fourth seal ring; 13. a liquid metal; 14. a first electric wire; 15. a second electric wire; 16. a third electric wire; 17. and a fourth wire.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a conductive slip ring for an electrolytic cell comprises a flange base 1, wherein the flange base 1 ensures that the conductive slip ring is fixed and does not deviate. The upper surface of the flange base 1 is provided with an outer conducting ring 5, an inner side electrode 2 is arranged in an inner side groove of the flange base 1, an outer side electrode 3 is arranged in an outer side groove of the flange base 1, and the inner side electrode 2 and the outer side electrode 3 respectively serve as a positive electrode and a negative electrode. An inner side conducting ring 4 is inserted in the groove of the inner side electrode 2, a first sealing ring 9 is placed inside the inner side electrode 2, a second sealing ring 10 is arranged outside the inner side electrode 2, two sides of the first sealing ring 9 respectively support the outer wall of the inner side conducting ring 4 and the inner wall of the inner side groove of the flange base 1, and two sides of the second sealing ring 10 respectively support the outer wall of the outer side conducting ring 5 and the inner wall of the inner side groove of the flange base 1. The inner conducting ring 4 and the outer conducting ring 5 are responsible for conducting electricity.

The outer conducting ring 5 is inserted into the outer electrode 3 groove, a third sealing ring 11 is arranged on the inner side of the outer electrode 3, a fourth sealing ring 12 is arranged on the outer side of the outer electrode 3, the two sides of the third sealing ring 11 respectively abut against the inner wall of the outer electrode 3 groove and the inner wall of the outer groove of the flange base 1, and the two sides of the fourth sealing ring 12 respectively abut against the outer wall of the outer conducting ring 5 and the outer wall of the outer groove of the flange base 1.

The inner conducting ring 4 and the outer conducting ring 5 are connected with each other through a connecting ring 8, and fixing screws 6 matched with the connecting ring 8 are arranged on the inner conducting ring 4 and the outer conducting ring 5. The flange base 1 is provided with a rotating shaft 7 at the central position, and the rotating shaft 7 penetrates through the connecting ring 8 and the flange base 1. When the rotating shaft 7 rotates, the connecting ring 8 is driven to rotate, and the connecting ring 8 drives the inner conductive ring 4 and the outer conductive ring 5 to rotate. The flange base 1 is provided with a third wire 16 and a fourth wire 17, respectively, and the outer conductive ring 5 is provided with a first wire 14 and a second wire 15, respectively. The first wire 14 is electrically connected to the outer conductive ring 5, the second wire 15 is electrically connected to the inner conductive ring 4 through the outer conductive ring 5, the third wire 16 is electrically connected to the outer electrode 3 through the flange base 1, and the fourth wire 17 is electrically connected to the inner electrode 2 through the flange base 1. When the power is turned on, the fourth wire 17 transmits the current to the inner side electrode 2, the inner side electrode 2 transmits the current to the inner side conductive ring 4 through the liquid metal 13, the inner side conductive ring 4 transmits the current to the second wire 15, the third wire 16 transmits the current to the outer side electrode 3, the outer side electrode 3 transmits the current to the outer side conductive ring 5 through the liquid metal 13, and the outer side conductive ring 5 transmits the current to the first wire 14. The inner electrode 2 and the outer electrode 3 contain liquid metal or alloy, such as low melting point materials, for example, gallium, cesium, gallium indium tin zinc, etc. at normal temperature. The electrodes are immersed in the liquid metal 13, which not only can transmit a large current but also ensures that the current can be stably transmitted.

The inner conductive ring 4 and the outer conductive ring 5 are responsible for conducting electricity. The inner electrode 2 and the outer electrode 3 serve as positive and negative electrodes, respectively. The flange base 1 ensures that the conductive slip ring is fixed and does not deviate, and the flange base 1 is a fixed end of the conductive slip ring. When the power is on, the fourth wire 17 transmits current to the inner electrode 2, the inner electrode 2 transmits current to the inner conductive ring 4 through the liquid metal 13, the inner conductive ring 4 transmits current to the second wire 15, the third wire 16 transmits current to the outer electrode 3, the outer electrode 3 transmits current to the outer conductive ring 5 through the liquid metal 13, and the outer conductive ring 5 transmits current to the first wire 14. When the rotating shaft 7 rotates, the connecting ring 8 is driven to rotate, and the connecting ring 8 drives the inner conducting ring 4 and the outer conducting ring 5 to rotate.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An electrically conductive slip ring for an electrolysis cell, comprising a flange base (1), characterized in that: the upper surface of the flange base (1) is provided with an outer conducting ring (5), an inner side electrode (2) is installed in an inner side groove of the flange base (1), an outer side electrode (3) is installed in an outer side groove of the flange base (1), an inner side conducting ring (4) is inserted in the inner side electrode (2) groove, a first sealing ring (9) is placed inside the inner side electrode (2), a second sealing ring (10) is arranged outside the inner side electrode (2), the outer side conducting ring (5) is inserted in the outer side electrode (3) groove, a third sealing ring (11) is arranged inside the outer side electrode (3), a fourth sealing ring (12) is arranged outside the outer side electrode (3), the inner side conducting ring (4) and the outer side conducting ring (5) are connected with each other through a connecting ring (8), and a third electric wire (16) and a fourth electric wire (17) are respectively arranged on the flange base (1), and a first electric wire (14) and a second electric wire (15) are respectively arranged on the outer conducting ring (5).

2. An electrically conductive slip ring for an electrolysis cell according to claim 1, wherein: the two sides of the first sealing ring (9) respectively abut against the outer wall of the inner side conducting ring (4) and the inner side groove wall of the flange base (1), and the two sides of the second sealing ring (10) respectively abut against the outer wall of the outer side conducting ring (5) and the inner side groove wall of the flange base (1).

3. An electrically conductive slip ring for an electrolysis cell according to claim 1, wherein: the two sides of the third sealing ring (11) respectively abut against the inner wall of the outer side electrode (3) and the inner wall of the outer side groove of the flange base (1), and the two sides of the fourth sealing ring (12) respectively abut against the outer wall of the outer side conducting ring (5) and the outer wall of the outer side groove of the flange base (1).

4. An electrically conductive slip ring for an electrolysis cell according to claim 1, wherein: the central position is provided with rotation axis (7) on flange base (1), rotation axis (7) pass go-between (8) and flange base (1).

5. An electrically conductive slip ring for an electrolysis cell according to claim 1, wherein: the first wire (14) is electrically connected with the outer conducting ring (5), the second wire (15) penetrates through the outer conducting ring (5) to be electrically connected with the inner conducting ring (4), the third wire (16) penetrates through the flange base (1) to be electrically connected with the outer electrode (3), and the fourth wire (17) penetrates through the flange base (1) to be electrically connected with the inner electrode (2).

6. Conductive slip ring for an electrolysis cell according to claim 1, wherein: and the inner side electrode (2) and the outer side electrode (3) are filled with metal or alloy which keeps liquid state at normal temperature.

7. An electrically conductive slip ring for an electrolysis cell according to claim 1, wherein: and the inner conducting ring (4) and the outer conducting ring (5) are provided with fixing screws (6) matched with the connecting ring (8).