CN207052464U - A kind of high pressure foil corrosion device - Google Patents
A kind of high pressure foil corrosion device Download PDFInfo
- Publication number
- CN207052464U CN207052464U CN201721029915.0U CN201721029915U CN207052464U CN 207052464 U CN207052464 U CN 207052464U CN 201721029915 U CN201721029915 U CN 201721029915U CN 207052464 U CN207052464 U CN 207052464U
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- Prior art keywords
- corrosive liquid
- sparge pipe
- etching tank
- high pressure
- liquid box
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Abstract
The utility model provides a kind of high pressure foil corrosion device, including etching tank, and electrode is provided with etching tank, and it is filled with corrosive liquid, conductive roller is provided with above etching tank, etching tank inner bottom part is provided with transmission drum, and conductive roller and transmission drum are used to transmit aluminium foil；The bottom of the electrode is provided with corrosion liquid distributor, and corrosion liquid distributor includes a corrosive liquid box, several sparge pipes is distributed with the top of corrosive liquid box, the side of sparge pipe offers mouth spray, hydrojet pipe cap is provided with the top of sparge pipe；The bottom of the etching tank is connected with circulating pump, and circulating pump is connected by circulation line with corrosive liquid box, and flowmeter is provided with circulation line.The aluminium foil surface corrosion hole tissue density obtained using the present apparatus is high, is evenly distributed, size is basically identical, the uniformity of corrosion depth is preferable, so as to further increase the effective surface area of aluminium foil, that is, the capacity of aluminium foil is improved, and the uniformity of capacity, intensity is preferable.
Description
Technical field
The utility model belongs to Waste Acid From Hua Cheng Foil production technical field, more particularly to a kind of high pressure foil corrosion device.
Background technology
High-pressure aluminum electrolytic capacitor anode foils, in order to expand its effective surface area, increase the static capacity of unit area,
Aluminium foil typically is handled with electrochemical corrosion, its general technological process is：The direct current of DC electrolysis of pre-treatment → first → second
Solution → post processing → etched foil, the corrosion of the first DC electrolysis are the keys of whole etching process, and its main purpose is in aluminium foil table
Initial pit is triggered in face, and makes the size reasonable in pit aperture, is evenly distributed.Existing high pressure foil corrosion device, it is to utilize
Circulating pump is beaten from the bottom suction inlet suction corrosive liquid of etching tank after flowmeter controls flow from four upper angle circulations of etching tank
Enter etching tank, such endless form makes aluminium foil in corrosion process, gas caused by electrode surface be not easy to discharge；Aluminium foil, electrode
The material of electrode surface-corrosive liquid transmits insufficient in corrosion process, and corrosion efficiency is low；Electrode during aluminium foil, electrode corrosion
The heat transfer of surface-corrosive liquid is not smooth, the major defect of hot-spot be present.
The content of the invention
The purpose of this utility model is to provide a kind of high pressure foil corrosion device, is deposited with solving existing high pressure foil corrosion device
Aluminium foil, the material of electrode surface-corrosive liquid transmits the problem of insufficient during electrode corrosion.
To achieve the above object, the technical solution adopted in the utility model is：
A kind of high pressure foil corrosion device, including etching tank, electrode is provided with etching tank, and is filled with corrosive liquid, corrode
Conductive roller is provided with above groove, etching tank inner bottom part is provided with transmission drum, and conductive roller and transmission drum are used to transmit aluminium
Paper tinsel；The bottom of the electrode is provided with corrosion liquid distributor, and corrosion liquid distributor includes a corrosive liquid box, the top of corrosive liquid box
Part is furnished with several sparge pipes, and the side of sparge pipe offers mouth spray, hydrojet pipe cap is provided with the top of sparge pipe；It is described
The bottom of etching tank is connected with circulating pump, and circulating pump is connected by circulation line with corrosive liquid box, and stream is provided with circulation line
Gauge.
The corrosive liquid box is cylinder, and its top surface is the circular arc or cone to raise up.
The sparge pipe is arranged centered on corrosive liquid box top central point in Radiation.
The side of the sparge pipe offers 2-3 mouth spray, and the 2-3 mouth spray uniformly divides in the side of sparge pipe
Cloth.
The hydrojet pipe cap is the circular arc or cone to raise up, and the distance at its edge to sparge pipe is not less than hydrojet
The radius of pipe.
The distance of adjacent sparge pipe is 2-4 times of hydrojet pipe diameter.
The axis of the sparge pipe is vertical with the tangent line at its point of interface in the axis with corrosive liquid box top.
Beneficial effect：The utility model utilizes sets corrosive liquid box in electrode base, and by being set at the top of corrosive liquid box
Sparge pipe eject corrosive liquid, corrosive liquid uniformly dispersing is come out, and on sparge pipe set hydrojet pipe cap, avoid spray
Corrosive liquid makes impact to aluminium foil, its surface uneven erosional surface, the aluminium foil surface etch pit obtained using the present apparatus is occurred
Hole tissue density is high, is evenly distributed, size is basically identical, and the uniformity of corrosion depth is preferable, so as to further increase aluminium foil
Effective surface area, that is, improve the capacity of aluminium foil, and the uniformity of capacity, intensity is preferable.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of corrosive liquid box.
Embodiment
Further explanation is done to the present invention below in conjunction with the accompanying drawings.
As shown in figure 1, a kind of high pressure foil corrosion device, including etching tank 1, electrode 2 is provided with etching tank 1, and fill
Have a corrosive liquid 3, the top of etching tank 1 is provided with conductive roller 4, and the inner bottom part of etching tank 1 is provided with transmission drum 5, conductive roller 4 and
Transmission drum 5 is used to transmit aluminium foil 9；The bottom of the electrode 2 is provided with corrosion liquid distributor 6, and corrosion liquid distributor 6 includes one
Several sparge pipes 602 are distributed with individual corrosive liquid box 601, the top of corrosive liquid box 601, and the side of sparge pipe 602 offers spray
Liquid mouth 603, the top of sparge pipe 602 are provided with hydrojet pipe cap 604；The bottom of the etching tank 1 is connected with circulating pump 7, circulation
Pump 7 is connected by circulation line 8 with corrosive liquid box 601, and flowmeter 10 is provided with circulation line 8.
Such as Fig. 2, corrosive liquid box 601 is cylinder, and its top surface is the circular arc or cone to raise up, preferably circular arc
Shape；Sparge pipe 602 is arranged centered on the end face center point of corrosive liquid box 601 in Radiation.The side of each sparge pipe 602 opens up
There is 2-3 mouth spray 603, the 2-3 mouth spray 603 is uniformly distributed in the side of sparge pipe 602.Hydrojet pipe cap 604 is upward
Raised circular arc or cone, preferably circular arc, half of distance not less than sparge pipe 602 at its edge to sparge pipe 602
Footpath.
The distance of adjacent sparge pipe 602 is 2-4 times, preferably 3 times of the diameter of sparge pipe 602.
The axis of sparge pipe 602 is vertical with the tangent line at its point of interface in the axis with the top surface of corrosive liquid box 601.If
The top surface of corrosive liquid box 601 is plane or inclined-plane, then the axis of sparge pipe 602 is vertical with the top surface.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (7)
- A kind of 1. high pressure foil corrosion device, it is characterised in that：Including etching tank (1), electrode (2) is provided with etching tank (1), and Filled with corrosive liquid (3), conductive roller (4) is provided with above etching tank (1), etching tank (1) inner bottom part is provided with transmission drum (5), conductive roller (4) and transmission drum (5) are used to transmit aluminium foil (9)；The bottom of the electrode (2) is provided with corrosive liquid distribution Device (6), corrosion liquid distributor (6) include a corrosive liquid box (601), and several sprays are distributed with the top of (601) in corrosive liquid box Liquid pipe (602), the side of sparge pipe (602) offer mouth spray (603), and sparge pipe is provided with hydrojet pipe cap at the top of (602) (604)；The bottom of the etching tank (1) is connected with circulating pump (7), and circulating pump (7) passes through circulation line (8) and corrosive liquid box (601) connect, flowmeter (10) is provided with circulation line (8).
- 2. high pressure foil corrosion device according to claim 1, it is characterised in that：The corrosive liquid box (601) is cylinder, Its top surface is the circular arc or cone to raise up.
- 3. high pressure foil corrosion device according to claim 1, it is characterised in that：The sparge pipe (602) is with corrosive liquid box (601) arranged centered on end face center point in Radiation.
- 4. high pressure foil corrosion device according to claim 1, it is characterised in that：The side of the sparge pipe (602) opens up There is 2-3 mouth spray (603), the 2-3 mouth spray (603) is uniformly distributed in the side of sparge pipe (602).
- 5. high pressure foil corrosion device according to claim 1, it is characterised in that：The hydrojet pipe cap (604) is convex The circular arc or cone risen, the distance of its edge to sparge pipe (602) are not less than the radius of sparge pipe (602).
- 6. high pressure foil corrosion device according to claim 1, it is characterised in that：The distance of adjacent sparge pipe (602) is 2-4 times of sparge pipe (602) diameter.
- 7. high pressure foil corrosion device according to claim 1, it is characterised in that：The axis of the sparge pipe (602) with Corrosive liquid box (601) top surface is vertical with the tangent line at its point of interface in the axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721029915.0U CN207052464U (en) | 2017-08-17 | 2017-08-17 | A kind of high pressure foil corrosion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721029915.0U CN207052464U (en) | 2017-08-17 | 2017-08-17 | A kind of high pressure foil corrosion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207052464U true CN207052464U (en) | 2018-02-27 |
Family
ID=61503119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721029915.0U Active CN207052464U (en) | 2017-08-17 | 2017-08-17 | A kind of high pressure foil corrosion device |
Country Status (1)
| Country | Link |
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| CN (1) | CN207052464U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112064102A (en) * | 2020-09-15 | 2020-12-11 | 扬州宏远电子股份有限公司 | Device and method for improving specific volume uniformity of medium-high voltage etched foil |
-
2017
- 2017-08-17 CN CN201721029915.0U patent/CN207052464U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112064102A (en) * | 2020-09-15 | 2020-12-11 | 扬州宏远电子股份有限公司 | Device and method for improving specific volume uniformity of medium-high voltage etched foil |
| CN112064102B (en) * | 2020-09-15 | 2023-06-23 | 扬州宏远电子股份有限公司 | Device and method for improving specific volume uniformity of medium-high voltage corrosion foil |
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