CN219099349U - Negative plate - Google Patents

Abstract

The utility model discloses a cathode plate, which aims at integrally forming a body and a hanging lug, and forms the conductive hanging lug in a mode of sleeving a conductive sleeve, so that the cathode plate is convenient to fix and can ensure the conductive performance, and the technical scheme is as follows: the utility model provides a negative plate, includes the body, the upper end of body is equipped with first hangers and second hangers, body, first hangers and second hangers are integrated as an organic whole structure, the cover is equipped with a conductive sleeve on the first hangers, the cover is equipped with an insulating cover on the second hangers, be equipped with sealing portion between the opening part of conductive sleeve and the first hangers, belong to electrolysis equipment technical field.

Description

Negative plate

Technical Field

The utility model belongs to the technical field of electrolysis equipment, and particularly relates to a cathode plate.

Background

Currently, electrolytic purification is the main method for purifying crude indium into refined indium. The electrolytic purification is to take ions of metal to be purified as electrolyte, take low-purity metal, namely crude indium as anode to connect with anode, take inactive pure metal as cathode to connect with cathode, power supply is direct current power supply, under the action of electric field, crude indium on anode loses electrons to release to solution under the action of electrolytic system, indium ions move to cathode and obtain electrons to reduce to metallic indium, thus purifying to refined indium.

The cathode plate is one of indispensable parts in electrolytic purification, the cathode plate is generally provided with two hangers, the two hangers are used for hanging the cathode plate in an electrolytic tank, one hanger is a conductive hanger and used for connecting a cathode, and the other hanger is an insulating hanger and mainly plays a supporting role; CN203128675U discloses a cathode plate for copper electrolysis, which consists of a copper cathode plate main body, conductive hangers and insulating hangers, wherein the conductive hangers and the insulating hangers are positioned on two sides of the top of the cathode plate and are bilaterally symmetrical, and the connection mode of the hangers and the cathode plate main body is rivet connection or welding by the same material;

if the lugs of the cathode plate are connected to the cathode plate body through rivets, acid mist can enter gaps between the lugs and the cathode plate body after long-time use, and the contact surface is corroded to influence the conductivity; if the hangers are fixed on the cathode plate body in a welding mode, the welding difficulty is relatively high because of no corresponding positioning structure, and the two hangers are difficult to maintain a symmetrical relationship after welding, so that the suspension of the cathode plate can be influenced.

Disclosure of Invention

The utility model mainly aims to provide a cathode plate which aims at integrally forming a body and a hanging lug, and forms the conductive hanging lug in a mode of sleeving a conductive sleeve, so that the cathode plate is convenient to fix and can ensure the conductive performance.

According to a first aspect of the utility model, there is provided a cathode plate comprising a body, wherein a first hanger and a second hanger are arranged at the upper end of the body, the first hanger and the second hanger are of an integrated structure, a conductive sleeve is sleeved on the first hanger, an insulating sleeve is sleeved on the second hanger, and a sealing part is arranged between an opening of the conductive sleeve and the first hanger.

In the cathode plate, the sealing part is a welding layer formed by welding the conductive sleeve and the first hanging lugs.

In the cathode plate, the conductive sleeve is made of copper.

In the cathode plate, the conductive sleeve is provided with a blind hole, and the first hanging lugs are inserted into the blind hole and are in interference fit with the blind hole.

In the above-mentioned negative plate, the blind hole is including the first hole site and the second hole site of arranging side by side, the interval of the bottom of first hole site and the opening part of blind hole is first degree of depth, the interval of the bottom of second hole site and the opening part of blind hole is the second degree of depth, first degree of depth is greater than the second degree of depth.

In the cathode plate, the conductive sleeve is in a cuboid shape, the length direction of the conductive sleeve is parallel to the opening direction of the blind hole, and the first depth is 1/2-4/5 of the length of the conductive sleeve.

In the cathode plate, the second depth is 1/3-2/3 of the first depth.

In the cathode plate, the insulating sleeve is in a cuboid shape, one surface of the conductive sleeve, which is used for being contacted with the peripheral electrolytic tank, is a first contact surface, one surface of the insulating sleeve, which is used for being contacted with the peripheral electrolytic tank, is a second contact surface, and the first contact surface and the second contact surface are positioned on the same horizontal plane.

In the cathode plate, the insulating sleeve is made of resin.

One of the above technical solutions of the present utility model has at least one of the following advantages or beneficial effects:

according to the utility model, the first hanging lug, the second hanging lug and the body are of an integrated structure, the first hanging lug is sleeved with the conductive sleeve to form the conductive hanging lug, the second hanging lug is sleeved with the insulating sleeve to form the insulating hanging lug, and therefore the rigidity of the conductive hanging lug and the insulating hanging lug formed in this way is better; meanwhile, the sealing part is arranged between the opening of the conductive sleeve and the first hanging lug, so that electrolyte can be prevented from entering into a gap between the conductive sleeve and the first hanging lug to corrode a contact surface, and good conductivity is ensured to be maintained between the conductive sleeve and the first hanging lug;

the first hanging lugs and the second hanging lugs provide positioning structures for the arrangement of the conductive sleeve and the insulating sleeve, and when the electric cable is used, the conductive sleeve is sleeved on the first hanging lugs and then welded, so that the electric cable is more convenient to weld; the insulating sleeve is sleeved on the second hanging lug and then bonded, so that the formed conductive hanging lug and the insulating hanging lug are symmetrical, and the hanging of the cathode plate is not affected.

Drawings

The utility model is further described below with reference to the drawings and examples;

FIG. 1 is a schematic view of a first embodiment of the present utility model;

FIG. 2 is an enlarged view of a portion of A of FIG. 1 in accordance with a first embodiment of the present utility model;

fig. 3 is an exploded view of the structure of the first embodiment of the present utility model.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present utility model and are not to be construed as limiting the present utility model.

The following disclosure provides many different embodiments, or examples, for implementing different aspects of the utility model.

Referring to fig. 1 to 3, in one embodiment of the present utility model, a cathode plate includes a main body 1, a first hanging tab 11 and a second hanging tab 12 are provided at an upper end of the main body 1, the first hanging tab 11 and the second hanging tab 12 are in an integrated structure, a conductive sleeve 2 is sleeved on the first hanging tab 11 to form a conductive hanging tab, an insulating sleeve 3 is sleeved on the second hanging tab 12 to form an insulating hanging tab, so that rigidity of the conductive hanging tab and the insulating hanging tab formed in this way is better;

the sealing part 4 is arranged between the opening of the conductive sleeve 2 and the first hanging lug 11, so that electrolyte can be prevented from entering into a gap corrosion contact surface between the conductive sleeve 2 and the first hanging lug 11, and good conductivity between the conductive sleeve 2 and the first hanging lug 11 is ensured.

In this embodiment, the sealing portion 4 is a welding layer formed by welding between the conductive sleeve 2 and the first hanging tab 11, so that electrolyte can be effectively prevented from entering a gap between the conductive sleeve 2 and the first hanging tab 11; when in processing, after the conductive sleeve 2 is sleeved on the first hanging lug 11, the opening of the conductive sleeve 2 is welded, a corresponding welding layer is necessarily formed by welding, the welding layer can seal the opening of the conductive sleeve 2, the conductive sleeve 2 and the first hanging lug 11 are fixedly connected to form an integrated structure, and the conductive sleeve 2 cannot fall out;

the insulating sleeve 3 is adhered to the second hanging lugs 12 to insulate the second hanging lugs 12, glue can be smeared in the insulating sleeve 3, after the insulating sleeve 3 is arranged on the second hanging lugs 12, the glue can be filled between the insulating sleeve 3 and the second hanging lugs 12, and after the glue is solidified, the insulating sleeve 3 is fixed on the second hanging lugs 12;

in addition, the first hanging lugs 11 and the second hanging lugs 12 provide positioning structures for the arrangement of the conductive sleeve 2 and the insulating sleeve 3, and when the electric conduction sleeve is used, the conductive sleeve 2 is sleeved on the first hanging lugs 11 and then welded, so that the welding is more convenient; the insulating sleeve 3 is sleeved on the second hanging lug 12 and then bonded, so that the formed conductive hanging lug and the insulating hanging lug are symmetrical, and the hanging of the cathode plate is not affected.

In this embodiment, the conductive sleeve 2 is made of copper, which has good conductivity, and the copper sleeve and the first hanging tab 11 cooperate to well transmit current. The conductive sleeve 2 may be made of other conductive materials when heated.

In this embodiment, the body 1 is typically a titanium plate.

Specifically, the conductive sleeve 2 is provided with a blind hole, and the first hanging lug 11 is inserted into the blind hole and is in interference fit with the blind hole; the blind holes have a certain positioning function, when the conductive sleeves 2 are sleeved, the blind holes are aligned to the first hanging lugs 11, then the conductive sleeves 2 are moved to enable the first hanging lugs 11 to be inserted into the blind holes until touching the bottoms of the blind holes, and the blind holes are installed in place; the first hanging lugs 11 are in interference fit with the blind holes, the conductive sleeve 2 can be tightly fixed on the first hanging lugs 11 before being welded, the conductive sleeve 2 cannot shake and deviate easily during subsequent welding, gaps between the conductive sleeve 2 and the first hanging lugs 11 are small, the quality of a welding layer formed after welding is good, and the conductive sleeve 2 and the first hanging lugs 11 can be tightly attached to each other.

In this embodiment, the blind hole includes first hole site 21 and second hole site 22 that arrange side by side, and the interval of the bottom of first hole site 21 and the opening part of blind hole is first degree of depth, and the interval of the bottom of second hole site 22 and the opening part of blind hole is the second degree of depth, and first degree of depth is greater than the second degree of depth, and the setting of first hole site 21 and second hole site 22 makes the blind hole form the echelonment, and the shape of first hangers 11 suits with the shape of blind hole, and first hangers 11 can gomphosis blind hole, and the steadiness is better.

In this embodiment, the conductive sleeve 2 is in a cuboid shape, the length direction of the conductive sleeve 2 is parallel to the opening direction of the blind hole, and the first depth is 1/2-4/5 of the length of the conductive sleeve 2, so that the length of the first hanging lugs 11 entering the blind hole is enough to support the conductive sleeve 2; preferably, the first depth is 3/5 of the length of the conductive sleeve 2.

Meanwhile, the second depth is 1/3-2/3 of the first depth; preferably, the second depth is 1/2 of the first depth.

In order to match the conductive sleeve 2, the insulating sleeve 3 is in a cuboid shape, one surface of the conductive sleeve 2, which is used for being contacted with the peripheral electrolytic tank, is a first contact surface 23, one surface of the insulating sleeve 3, which is used for being contacted with the peripheral electrolytic tank, is a first contact surface 23, and the first contact surface 23 and the second contact surface 31 are positioned on the same horizontal plane, so that a stable posture can be kept when the cathode plate is hung on the peripheral electrolytic tank.

In this embodiment, the insulating sleeve 3 is made of resin, and the insulating performance of the resin is good, and the insulating sleeve is a common insulating material, and may be epoxy resin or silicone resin. The insulating sheath 3 may be made of other insulating materials when heated.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (9)

1. The utility model provides a negative plate, includes the body, the upper end of body is equipped with first hangers and second hangers, its characterized in that, body, first hangers and second hangers are integrated into one piece structure, the cover is equipped with a conductive sleeve on the first hangers, the cover is equipped with an insulating cover on the second hangers, be equipped with sealing portion between the opening part of conductive sleeve and the first hangers.

2. The cathode plate as recited in claim 1, wherein the seal is a weld layer formed by welding between the conductive sleeve and the first hanger.

3. A cathode plate according to claim 1 or 2, wherein the conductive sleeve is copper.

4. The cathode plate as recited in claim 1, wherein the conductive sleeve has a blind hole therein, and the first tab is inserted into the blind hole and is in interference fit with the blind hole.

5. The cathode plate of claim 4, wherein the blind hole comprises first and second hole sites arranged side-by-side, a bottom of the first hole site being spaced from an opening of the blind hole by a first depth, a bottom of the second hole site being spaced from the opening of the blind hole by a second depth, the first depth being greater than the second depth.

6. The cathode plate as recited in claim 5, wherein the conductive sleeve has a rectangular parallelepiped shape, a length direction of the conductive sleeve is parallel to an opening direction of the blind hole, and the first depth is 1/2 to 4/5 of a length of the conductive sleeve.

7. The cathode plate of claim 6, wherein the second depth is 1/3-2/3 of the first depth.

8. The cathode plate of claim 6, wherein the insulating sleeve has a rectangular parallelepiped shape, a side of the conductive sleeve for contacting the peripheral electrolytic cell is a first contact surface, a side of the insulating sleeve for contacting the peripheral electrolytic cell is a second contact surface, and the first contact surface and the second contact surface are in the same horizontal plane.

9. A cathode plate as claimed in claim 1 or 8, wherein the insulating sleeve is of resin.

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