Etching liquid leakage-proof groove

Abstract

The utility model discloses an etching liquid anti-leakage groove, which comprises an etching liquid groove, a first anti-leakage groove, a second anti-leakage groove and an inspection groove, the first anti-leakage groove is positioned outside the etching liquid groove, the second anti-leakage groove is positioned outside the first anti-leakage groove, and the inspection groove is positioned outside the second anti-leakage groove. First overflow ports are formed in the two side walls of the etching liquid tank, and second overflow ports are formed in the two side walls of the first leakage-proof tank; the etching liquid groove, the first leakage-proof groove, the second leakage-proof groove and the inspection groove form a groove body structure together, when the etching liquid groove leaks, etching liquid enters the first leakage-proof groove, when the first leakage-proof groove leaks, the etching liquid enters the second leakage-proof groove, and when the second leakage-proof groove leaks, the first leakage-proof groove leaks, the second leakage-proof groove leaks. When the groove body structure leaks, etching liquid enters the inspection groove, whether the groove body structure leaks or not can be judged by observing whether the etching liquid exists in the inspection groove or not, large-area leakage is treated and prevented in time, and safety is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of etching, in particular to an etching liquid leakage-proof groove. Background Art

[0002] Etching liquid is a liquid that carves by corroding the material's characteristics; there are six types of etching liquids that have been used: acidic cupric chloride, alkaline cupric chloride, ferric chloride, ammonium persulfate, sulfuric acid / chromic acid, and sulfuric acid / hydrogen peroxide etching liquids; the etching liquid has high solubility and corrosion ability. Due to its characteristics, it can etch the uncoated copper material on the printed circuit board to form circuit patterns and contact surfaces, and it can also etch the surface of the silicon wafer to form various tiny structures or devices. It can also process the metal surface to form the desired shape, texture, and color.

[0003] In tank wet etching, the objects to be etched are usually immersed in the etching liquid in the etching tank in batches. The existing etching liquid tank is a single tank body structure. When the tank body itself is damaged and not discovered in time, the etching liquid will leak. The leaked etching liquid will cause certain harm to the physical and mental health of the workers. Utility Model Content

[0004] The utility model aims to provide an etching liquid leakage prevention groove to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an etching liquid leakage prevention groove, comprising an etching liquid groove, a first leakage prevention groove, a second leakage prevention groove and an inspection groove, wherein the first leakage prevention groove is located outside the etching liquid groove, the second leakage prevention groove is located outside the first leakage prevention groove, the inspection groove is located outside the second leakage prevention groove, and a first overflow port is opened on both side walls of the etching liquid groove, and a second overflow port is opened on both side walls of the first leakage prevention groove.

[0006] Among them, four groups of first connecting plates are arranged on the outside of the etching liquid tank, and the four groups of first connecting plates are respectively located around the etching liquid tank, and the etching liquid tank and the first anti-leakage tank are fixedly connected through the four groups of first connecting plates.

[0007] Among them, four groups of second connecting plates are arranged on the outer side of the first leakage-proof groove, and the four groups of second connecting plates are respectively located around the first leakage-proof groove, and the first leakage-proof groove and the second leakage-proof groove are fixedly connected through the second connecting plates.

[0008] Wherein, a liquid inlet pipeline is installed at the bottom of the etching liquid tank.

[0009] Wherein, drainage pipelines are installed at the bottom of the first anti-leakage groove and the second anti-leakage groove.

[0010] Wherein, a first leak-proof chamber is formed between the etching liquid tank and the first leak-proof tank.

[0011] Wherein, a second leakage-proof chamber is formed between the first leakage-proof groove and the second leakage-proof groove.

[0012] Among them, supporting feet are welded and fixed at the corners of the bottom surface of the inspection groove.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The etching liquid tank, the first leak-proof tank, the second leak-proof tank and the inspection tank of the utility model together constitute a tank body structure. When the etching liquid tank leaks, the etching liquid inside the etching liquid tank will enter the first leak-proof tank. When the first leak-proof tank leaks, the etching liquid inside the first leak-proof tank will enter the second leak-proof tank. When the second leak-proof tank leaks, the etching liquid inside the second leak-proof tank will enter the inspection tank. By observing whether there is etching liquid inside the inspection tank, it is possible to determine whether the tank body structure has leakage, thereby timely handling the leakage of the tank body structure, preventing large-area leakage of the etching liquid, and improving safety in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a top view of the present invention;

[0016] Figure 2 This is a schematic diagram of the main structure of the utility model;

[0017] Figure 3 It is a bottom-view stereogram of the present invention;

[0018] Figure 4 It is a structural schematic diagram of the etching liquid tank of the utility model;

[0019] Figure 5 It is a schematic diagram of the assembly of the etching liquid tank and the first anti-leakage tank of the utility model.

[0020] In the figure: 1. Etching liquid tank; 2. First leak-proof tank; 3. Second leak-proof tank; 4. Inspection tank; 5. First overflow port; 6. Second overflow port; 7. First connecting plate; 8. Second connecting plate; 9. Liquid inlet pipeline; 10. Liquid discharge pipeline; 11. Support foot. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-5 The utility model provides a technical solution: an etching liquid leak-proof groove, comprising an etching liquid groove 1, a first leak-proof groove 2, a second leak-proof groove 3 and an inspection groove 4, wherein the first leak-proof groove 2 is located outside the etching liquid groove 1, the second leak-proof groove 3 is located outside the first leak-proof groove 2, and the inspection groove 4 is located outside the second leak-proof groove 3, and a first overflow port 5 is opened on both side walls of the etching liquid groove 1, and a second overflow port 6 is opened on both side walls of the first leak-proof groove 2, and the etching liquid enters from bottom to top through a liquid inlet pipeline 9. The etching liquid tank 1 is used for etching the object to be etched. When the etching liquid in the etching liquid tank 1 reaches a certain level, it will flow to the first anti-leakage tank 2 through the first overflow port 5. Similarly, when the etching liquid in the first anti-leakage tank 2 reaches a certain level, it will enter the second anti-leakage tank 3 through the second overflow port 6. The etching liquid entering the first anti-leakage tank 2 and the second anti-leakage tank 3 will be discharged through the drainage pipeline 10. The drainage pipeline 10 is connected to the recovery system to recycle the etching liquid.

[0023] Among them, the etching liquid tank 1, the first leak-proof tank 2, the second leak-proof tank 3 and the inspection tank 4 together constitute a tank structure. When the etching liquid tank 1 leaks, the etching liquid inside the etching liquid tank 1 will enter the first leak-proof tank 2 and be collected by the first leak-proof tank 2. Similarly, when the first leak-proof tank 2 leaks, the etching liquid inside the first leak-proof tank 2 will enter the second leak-proof tank 3 and be collected by the second leak-proof tank 3. When the second leak-proof tank 3 leaks, the etching liquid inside the second leak-proof tank 3 will enter the inspection tank 4. By observing whether there is etching liquid inside the inspection tank 4, it is possible to determine whether there is leakage in the tank structure, thereby timely dealing with the leakage of the tank structure, preventing large-area leakage of the etching liquid, and improving safety of use.

[0024] When leakage occurs in the etching liquid tank 1 , the leakage prevention groove is used to prevent leakage and collect liquid, thereby ensuring the continuous and normal use of the etching liquid tank 1 .

[0025] Among them, four groups of first connecting plates 7 are arranged on the outside of the etching liquid tank 1, and the four groups of first connecting plates 7 are respectively located around the etching liquid tank 1. The etching liquid tank 1 and the first leakage-proof tank 2 are fixedly connected through the four groups of first connecting plates 7, and the first connecting plates 7 and the etching liquid tank 1 are welded and fixed.

[0026] Among them, four groups of second connecting plates 8 are arranged on the outside of the first leakage-proof groove 2, and the four groups of second connecting plates 8 are respectively located around the first leakage-proof groove 2. The first leakage-proof groove 2 and the second leakage-proof groove 3 are fixedly connected through the second connecting plates 8, and the second connecting plates 8 and the first leakage-proof groove 2 are welded and fixed.

[0027] The first anti-leakage groove 2 is sleeved on the outside of the etching liquid tank 1 , and the second anti-leakage groove 3 is sleeved on the outside of the first anti-leakage groove 2 . The first anti-leakage groove 2 and the second anti-leakage groove 3 are used to protect the etching liquid tank 1 from leakage.

[0028] A liquid inlet pipeline 9 is installed at the bottom of the etching liquid tank 1 , and the liquid inlet pipeline 9 is connected to the etching liquid supply system. The etching liquid enters the etching liquid tank 1 from bottom to top through the liquid inlet pipeline 9 .

[0029] Among them, a drainage pipe 10 is installed at the bottom of the first leakage-proof groove 2 and the second leakage-proof groove 3, and the drainage pipe 10 is connected to the recovery system. The etching liquid inside the first leakage-proof groove 2 and the second leakage-proof groove 3 flows back to the recovery system through the drainage pipe 10, and the etching liquid is recovered and reused through the recovery system.

[0030] A first leak-proof chamber is formed between the etching liquid tank 1 and the first leak-proof tank 2. When the etching liquid tank 1 leaks, the etching liquid in the etching liquid tank 1 will enter the first leak-proof chamber.

[0031] A second leak-proof chamber is formed between the first leak-proof groove 2 and the second leak-proof groove 3 . When the first leak-proof groove 2 leaks, the etching liquid inside the first leak-proof groove 2 will enter the second leak-proof chamber.

[0032] Among them, support legs 11 are welded and fixed at the corners of the bottom surface of the inspection tank 4, and the support legs 11 are used to support the entire tank structure.

[0033] Working principle: When in use, the liquid inlet pipeline 9 is connected to the etching liquid supply system, and the etching liquid enters the etching liquid tank 1 from bottom to top through the liquid inlet pipeline 9. The object to be etched is etched inside the etching liquid tank 1. When the etching liquid inside the etching liquid tank 1 reaches a certain liquid level, it will flow to the first anti-leakage tank 2 through the first overflow port 5. Similarly, when the etching liquid inside the first anti-leakage tank 2 reaches a certain liquid level, it will enter the second anti-leakage tank 3 through the second overflow port 6. The etching liquid entering the first anti-leakage tank 2 and the second anti-leakage tank 3 will be discharged through the drainage pipeline 10. The drainage pipeline 10 is connected to the recovery system to recover the etching liquid. Recycling, when the etching liquid tank 1 leaks, the etching liquid inside the etching liquid tank 1 will enter the first leak-proof tank 2 and be collected by the first leak-proof tank 2. Similarly, when the first leak-proof tank 2 leaks, the etching liquid inside the first leak-proof tank 2 will enter the second leak-proof tank 3 and be collected by the second leak-proof tank 3. When the second leak-proof tank 3 leaks, the etching liquid inside the second leak-proof tank 3 will enter the inspection tank 4. By observing whether there is etching liquid inside the inspection tank 4, it is possible to determine whether the tank structure has leakage, thereby timely dealing with the leakage of the tank structure and preventing large-scale leakage of the etching liquid.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An etching liquid anti-leakage groove, comprising an etching liquid groove (1), a first anti-leakage groove (2), a second anti-leakage groove (3) and an inspection groove (4), characterized in that: The first anti-leakage groove (2) is located outside the etching liquid groove (1), the second anti-leakage groove (3) is located outside the first anti-leakage groove (2), the inspection groove (4) is located outside the second anti-leakage groove (3), both side walls of the etching liquid groove (1) are provided with a first overflow port (5), and both side walls of the first anti-leakage groove (2) are provided with a second overflow port (6).

2. The etching liquid anti-leakage groove according to claim 1, characterized in that: Four groups of first connecting plates (7) are arranged on the outside of the etching liquid tank (1), and the four groups of first connecting plates (7) are respectively located around the etching liquid tank (1), and the etching liquid tank (1) and the first anti-leakage tank (2) are fixedly connected via the four groups of first connecting plates (7).

3. The etching liquid anti-leakage groove according to claim 1, characterized in that: Four groups of second connecting plates (8) are arranged on the outer side of the first leakage-proof groove (2), and the four groups of second connecting plates (8) are respectively located around the first leakage-proof groove (2), and the first leakage-proof groove (2) and the second leakage-proof groove (3) are fixedly connected via the second connecting plates (8).

4. The etching liquid anti-leakage groove according to claim 1, characterized in that: A liquid inlet pipeline (9) is installed at the bottom of the etching liquid tank (1).

5. The etching liquid leak-proof groove according to claim 1, characterized in that: Liquid drainage pipelines (10) are installed at the bottom of the first anti-leakage groove (2) and the second anti-leakage groove (3).

6. The etching liquid anti-leakage groove according to claim 1, characterized in that: A first leak-proof chamber is formed between the etching liquid tank (1) and the first leak-proof tank (2).

7. The etching liquid anti-leakage groove according to claim 1, characterized in that: A second leakage-proof chamber is formed between the first leakage-proof groove (2) and the second leakage-proof groove (3).

8. The etching liquid anti-leakage groove according to claim 1, characterized in that: Support legs (11) are welded and fixed at the corners of the bottom surface of the inspection groove (4).

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