CN217809735U

CN217809735U - High-efficient zinc groove that dissolves of inner loop

Info

Publication number: CN217809735U
Application number: CN202221577562.9U
Authority: CN
Inventors: 梁伟强; 冯伟昌; 沈明波; 陈志锋
Original assignee: Yangjiang Dinghuasheng New Material Technology Co ltd
Current assignee: Yangjiang Dinghuasheng New Material Technology Co ltd
Priority date: 2022-06-23
Filing date: 2022-06-23
Publication date: 2022-11-15
Anticipated expiration: 2032-06-23

Abstract

The utility model discloses a zinc groove is dissolved to high efficiency of inner loop, including the cell body, be provided with the filter plate in the cell body and pass through the filter plate separates the cell body internal partitioning for epicoele and cavity of resorption, the epicoele upside is opened there is the dog-house that is used for puting in the zinc material, and first inlet and first drain outlet have still been opened on the upper portion of this epicoele simultaneously, the cavity of resorption is opened there are second drain outlet, second inlet and third liquid inlet, first inlet intercommunication has the stoste feed liquor pipe that is used for inputing the acidizing fluid, the intercommunication has the inner circulating pipe between first drain outlet and the second inlet, second drain outlet intercommunication has the fluid-discharge tube that is used for discharging zinc solution, third liquid inlet intercommunication has the backwash pipe that is used for inputing backwash liquid. Compared with the mode of stirring by adopting a stirrer, the mode of stirring by adopting the stirrer can avoid the damage of the stirrer and simultaneously prevent the zinc material from colliding and damaging the inner wall of the tank body in the stirring and flowing process. The backwashing pipe can input backwashing liquid to flush the filter plate and the interior of the tank body when backwashing is performed, so that the smoothness of the filter holes and the cleanness of the tank body are kept.

Description

High-efficient zinc groove that dissolves of inner loop

Technical Field

The utility model relates to a chemical industry equipment field especially relates to a zinc groove is dissolved to inner loop high efficiency.

Background

The zinc dissolving tank is one of the common devices in the electroplating process, and is used for dissolving zinc materials into a zinc solution for the subsequent electroplating process. The existing zinc dissolving tank generally adopts a stirrer to stir zinc materials so as to promote dissolution, but the stirring head and the tank body are easily damaged in the stirring process due to the higher hardness of the zinc materials.

Disclosure of Invention

An object of the utility model is to overcome prior art's not enough, provide a novel structure reliable, the durability is strong, dissolves abundant, and zinc groove is dissolved to effectual inner loop high efficiency.

In order to realize the above purpose, the utility model discloses the technical scheme who adopts is: the internal circulation efficient zinc dissolving tank comprises a tank body, wherein a filter plate is arranged in the tank body, the interior of the tank body is divided into an upper chamber and a lower chamber through the filter plate, a feeding port for feeding zinc materials is formed in the upper side of the upper chamber, a first liquid inlet and a first liquid outlet are formed in the upper portion of the upper chamber, a second liquid outlet, a second liquid inlet and a third liquid inlet are formed in the lower chamber, the first liquid inlet is communicated with a stock solution inlet pipe for inputting acid solution, an internal circulation pipe is communicated between the first liquid outlet and the second liquid inlet, the second liquid outlet is communicated with a liquid outlet pipe for discharging zinc solution, and the third liquid inlet is communicated with a backwashing pipe for inputting backwashing liquid.

The utility model has the advantages that: the utility model discloses a zinc groove is dissolved to inner loop high efficiency, its filter plate is epicoele and cavity of resorption with cell body internal partitioning, and inside the zinc material can drop into the cell body through the dog-house when using, the acidizing fluid then dissolved through stoste feed liquor pipe input cell body and with zinc material reaction. The dissolved zinc solution can enter the lower cavity through the aluminum holes of the filter plate, and the undissolved zinc material can be prevented from blocking the second liquid discharge port or entering the liquid discharge pipe to damage the pipeline in the upper cavity. In the process of dissolution reaction, acid liquor on the upper layer in the interior of the tank body can enter the lower cavity through the internal circulation pipe, so that zinc solution in the lower cavity flows from bottom to top through the filter holes of the filter plates, the filter holes are prevented from being blocked by zinc particles, the concentration of zinc ion solution in the tank body can be promoted to be uniform in the flow process, the dissolution reaction rate of the tank body is prevented from being influenced by overhigh local concentration of zinc ions, compared with the mode of stirring by adopting a stirrer in the prior art, the damage of the stirrer can be avoided, and meanwhile, the collision damage of zinc materials with the inner wall of the tank body in the stirring flow process is also prevented. The backwashing pipe can input backwashing liquid to flush the filter plate and the interior of the tank body when backwashing is performed, so that the smoothness of the filter holes and the cleanness of the tank body are kept.

Preferably, the first liquid discharge port is also simultaneously communicated with an overflow pipe, and a fifth stop valve is arranged between the first overflow pipe and the first liquid discharge port. When backwashing is performed, the overflowing backwashing liquid can be discharged through the overflow pipe.

Preferably, a first stop valve is arranged between the first liquid outlet and the inner circulating pipe, and a first acid-resisting pump is arranged on the inner circulating pipe. The first stop valve can control the connection and the disconnection between the first liquid discharge port and the inner circulation pipe, so that the inner circulation function is opened or closed, and the first acid-resistant pump can provide power for the flow of the solution to realize the flow of the inner circulation.

Preferably, a second stop valve is arranged between the overflow pipe and the first liquid discharge port. The second stop valve can control the on-off between the overflow pipe and the first drainage port, so that the emptying function is opened or closed.

Preferably, a second acid-resistant pump is arranged on the backwashing pipe, and a third stop valve is arranged between the backwashing pipe and the third liquid inlet. The third stop valve can control the on-off between the backwashing pipe and the third liquid inlet, so as to open or close the backwashing function.

Preferably, a fourth stop valve is arranged between the second liquid outlet and the liquid discharge pipe. The connection between the second liquid outlet and the liquid discharge pipe can be controlled through the fourth stop valve.

Preferably, the bottom of the tank body is provided with a plurality of support columns for supporting the filter plate, and the outer sides of the support columns are covered with an outer shell plate made of PP materials. The shell plate of PP material has acid resistance, can protect the support column to avoid it to receive acid corrosion.

Preferably, the support column upside covers has the upper cover plate of PP material, the upper cover plate is including apron main part and the protruding frame of shaping in apron main part bottom surface, protruding inboard the taking shape of frame has first direction inclined plane, simultaneously the shell plate outside take shape have with the second direction inclined plane of laminating each other on first direction inclined plane. After adopting above-mentioned structure, because first direction inclined plane and the laminating of mutually supporting of second direction inclined plane, when the support column bearing filter plate, thereby receive the gravity upper cover plate of filter plate and can compress tightly downwards and make first direction inclined plane and the laminating of second direction inclined plane closely to play waterproof sealing's effect and prevent that acidizing fluid from permeating from the clearance between upper cover plate and the shell board.

Preferably, the inner wall of the tank body is provided with an inner lining plate made of PP materials, and the thickness of the inner lining plate is more than 20 mm.

Preferably, the thickness of the outer shell plate and the thickness of the upper cover plate are both more than 15 mm.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a side sectional view of the tank of the present invention.

Fig. 3 is a partially enlarged view of the area a in fig. 2.

Fig. 4 is a plan view of the tank body of the present invention.

Fig. 5 isbase:Sub>A sectional view taken along linebase:Sub>A-base:Sub>A in fig. 2.

The device comprises a tank body 1, a tank body 11, a first liquid inlet 12, a first liquid outlet 13, a second liquid outlet 14, a second liquid inlet 15, a third liquid inlet 16, a support column 17, a shell plate 181, a cover plate main body 182, a convex frame 19, an inner lining plate 110, a feeding port 2, a filter plate 3, a stock solution inlet pipe 4, an inner circulation pipe 41, a first stop valve 42, a first acid-proof pump 5, a liquid outlet pipe 51, a fourth stop valve 51, a backwashing pipe 6, a third stop valve 61, a second acid-proof pump 62, an overflow pipe 7 and a second stop valve 71.

Detailed Description

The claimed technical solution of the present invention will now be described in further detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 5, the internal circulation high efficiency zinc dissolving tank in the present embodiment includes a tank body 1, a raw liquid inlet pipe 3, an internal circulation pipe 4, a liquid discharge pipe 5, a backwash pipe 6, a first acid-resistant pump 42, and a second acid-resistant pump 62.

In this embodiment, a filter plate 2 is disposed in the tank body 1, and the interior of the tank body 1 is divided into an upper chamber and a lower chamber by the filter plate 2. In this embodiment, the inner wall of the tank body 1 is provided with an inner lining plate 19 made of PP, the thickness of the inner lining plate 19 is more than 20mm, and the inner lining plate 19 made of PP has acid resistance, so that the inner wall of the tank body 1 can be protected from being corroded by acid liquid.

Wherein 1 bottom of cell body is provided with a plurality of support columns 16 that are used for supporting filter plate 2, the support column 16 outside covers has the housing plate 17 of PP material, 16 side covers have the upper cover plate of PP material on the support column, in this embodiment, the thickness of housing plate 17 and upper cover plate is more than 15 mm. The upper cover plate comprises a cover plate main body 181 and a convex frame 182 formed on the bottom surface of the cover plate main body 181, a first guide inclined plane is formed on the inner side of the convex frame 182, and a second guide inclined plane mutually attached to the first guide inclined plane is formed on the outer side of the outer shell plate 17.

The upper side of the upper cavity is provided with a feeding port 110 for feeding zinc materials, the upper part of the upper cavity is also provided with a first liquid inlet 11 and a first liquid outlet 12, and the lower cavity is provided with a second liquid outlet 13, a second liquid inlet 14 and a third liquid inlet 15.

The first liquid inlet 11 is communicated with a stock solution inlet pipe 3 for inputting acid solution. The intercommunication has inner circulating pipe 4 between first drain port 12 and the second inlet 14, first drain port 12 still communicate simultaneously and have overflow pipe 7, be provided with first stop valve 41 between first drain port 12 and the inner circulating pipe 4, still be provided with first acid-resistant pump 42 on this inner circulating pipe 4 simultaneously, be provided with second stop valve 71 between overflow pipe 7 and the first drain port 12, can control the break-make between overflow pipe 7 and the first drain port 12 through second stop valve 71 to open or close the evacuation function.

The second liquid discharge port 13 is communicated with a liquid discharge pipe 5 for discharging zinc solution, a fourth stop valve 51 is arranged between the second liquid discharge port 13 and the liquid discharge pipe 5, and the connection between the second liquid discharge port 13 and the liquid discharge pipe 5 can be controlled through the fourth stop valve 51.

The third liquid inlet 15 is communicated with a backwashing pipe 6 for inputting backwashing liquid, the backwashing pipe 6 is provided with a second acid-resistant pump 62, a third stop valve 61 is arranged between the backwashing pipe 6 and the third liquid inlet 15, and the third stop valve 61 can control the on-off between the backwashing pipe 6 and the third liquid inlet 15, so that a backwashing function can be opened or closed.

The application mode of the internal circulation high-efficiency zinc dissolving tank in the implementation is as follows:

the zinc material is thrown into the tank body 1 through the feeding port 110, and the acid liquor is fed into the tank body 1 through the stock solution inlet pipe 3 and reacts with the zinc material to be dissolved. The dissolved zinc solution can enter the lower cavity through the aluminum holes of the filter plate 2, and the undissolved zinc material can be prevented from blocking the second liquid discharge port 13 or entering the liquid discharge pipe 5 to damage the pipeline in the upper cavity.

During the dissolution reaction, the second cut-off valve 71, the third cut-off valve 61, and the fourth cut-off valve 51 are closed, and the first cut-off valve 41 is communicated so that the first drain port 12 and the inner circulation pipe 4 are communicated with each other. In the process of dissolution reaction, the acid liquor on the upper layer in the interior of the tank body 1 can enter the lower cavity through the internal circulation pipe 4, so that the zinc solution in the lower cavity flows from bottom to top through the filter holes of the filter plates 2, the filter holes are prevented from being blocked by zinc particles, the concentration of the zinc ion solution in the tank body 1 can be promoted to be uniform in the flow process, the dissolution reaction rate of the tank body is prevented from being influenced by the overhigh local concentration of the zinc ions, compared with the mode of stirring by adopting a stirrer in the prior art, the damage of the stirrer can be avoided, and meanwhile, the collision damage of the zinc material with the inner wall of the tank body 1 in the stirring flow process is also prevented. After the zinc material is dissolved, the second drain port 13 is communicated with the fourth stop valve 51 between the drain pipes 5, and the zinc solution can be discharged through the drain pipes 5.

When backwashing is needed, the second stop valve 71 is communicated with the third stop valve 61, the first stop valve 41 is disconnected with the fourth stop valve 51, and the backwashing pipe 6 can input backwashing liquid to flush the filter plates 2 and the interior of the tank body 1 when backwashing is performed, so that the filter holes are kept smooth and the tank body 1 is clean.

The above-described embodiments are merely preferred embodiments of the present invention, which are not intended to limit the present invention in any way. Those skilled in the art can make many changes and modifications to the disclosed embodiments, or modify the equivalent embodiments with equivalent variations, without departing from the scope of the disclosed embodiments. Therefore, the content of the technical scheme of the utility model, according to the equivalent change made by the idea of the utility model, should be covered in the protection scope of the utility model.

Claims

1. An efficient zinc dissolving tank with internal circulation is characterized in that: the zinc material feeding device comprises a tank body (1), wherein a filter plate (2) is arranged in the tank body (1) and divides the interior of the tank body (1) into an upper chamber and a lower chamber through the filter plate (2), a feeding port (110) for feeding zinc materials is formed in the upper side of the upper chamber, a first liquid inlet (11) and a first liquid outlet (12) are formed in the upper portion of the upper chamber, a second liquid outlet (13), a second liquid inlet (14) and a third liquid inlet (15) are formed in the lower chamber, the first liquid inlet (11) is communicated with a stock solution inlet pipe (3) for inputting acid solution, an inner circulation pipe (4) is communicated between the first liquid outlet (12) and the second liquid inlet (14), the second liquid outlet (13) is communicated with a liquid discharge pipe (5) for discharging zinc solution, and the third liquid inlet (15) is communicated with a backwashing pipe (6) for inputting backwashing liquid.

2. The internal circulation high-efficiency zinc dissolving tank as claimed in claim 1, wherein: the first liquid discharge port (12) is also simultaneously communicated with an overflow pipe (7).

3. The internal circulation high-efficiency zinc dissolving tank as claimed in claim 1 or 2, characterized in that: a first stop valve (41) is arranged between the first liquid discharge port (12) and the inner circulating pipe (4), and a first acid-proof pump (42) is also arranged on the inner circulating pipe (4).

4. The internal circulation high-efficiency zinc dissolving tank as claimed in claim 2, wherein: and a second stop valve (71) is arranged between the overflow pipe (7) and the first liquid discharge port (12).

5. The internal circulation high-efficiency zinc dissolving tank as claimed in claim 1, wherein: and a second acid-resistant pump (62) is arranged on the backwashing pipe (6), and a third stop valve (61) is arranged between the backwashing pipe (6) and the third liquid inlet (15).

6. The internal circulation high-efficiency zinc dissolving tank as claimed in claim 1, wherein: and a fourth stop valve (51) is arranged between the second liquid outlet (13) and the liquid discharge pipe (5).

7. The internal circulation high-efficiency zinc dissolving tank as claimed in claim 1, wherein: the filter plate is characterized in that a plurality of supporting columns (16) used for supporting the filter plate (2) are arranged at the bottom of the tank body (1), and outer shell plates (17) made of PP materials cover the outer sides of the supporting columns (16).

8. The internal circulation high-efficiency zinc dissolving tank as claimed in claim 7, wherein: support column (16) upside covers has the upper cover plate of PP material, the upper cover plate is including apron main part (181) and shaping in protruding frame (182) of apron main part (181) bottom surface, protruding frame (182) inboard shaping has first direction inclined plane, simultaneously outer shell board (17) outside shaping have with the second direction inclined plane of laminating each other on first direction inclined plane.

9. The internal circulation high-efficiency zinc dissolving tank as claimed in claim 1, wherein: an inner lining plate (19) made of PP materials is arranged on the inner wall of the tank body (1), and the thickness of the inner lining plate (19) is more than 20 mm.

10. The internal circulation high-efficiency zinc dissolving tank as claimed in claim 8, wherein: the thickness of the outer shell plate (17) and the thickness of the upper cover plate are both more than 15 mm.