An adjustable shower device for green foil production

By adjusting the height and angle of the spraying device, the problem of accelerated crystallization caused by uneven distribution of spray liquid in the production of copper foil was solved, the safe and stable operation of the cathode roller was achieved, and the quality of copper foil was improved.

CN224678186UActive Publication Date: 2026-08-25LINGBAO WASON COPPER FOIL
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Patent Information

Application Number
CN202522128920.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-10-09
Publication Date
2026-08-25
Estimated Expiration
2035-10-09

AI Technical Summary

Technical Problem

During the production of raw foil, the spray liquid of the spraying device is prone to excessively high local copper ion concentration and supersaturation due to the large impact force and obstructed flow, which accelerates crystal growth and can easily lead to cathode roller accidents.

Method used

An adjustable spraying device was designed. The height and angle of the spraying mechanism can be adjusted by the adjustment mechanism to make the electrolyte more evenly distributed on the surface of the cathode roller, reduce local enrichment, prevent impurities from accumulating and becoming crystallization nuclei, and slow down the crystallization rate.

Benefits of technology

This achieves uniform distribution of electrolyte on the cathode roller surface, reduces crystallization driving force, prevents impurity accumulation, avoids cathode roller accidents, and improves the quality of raw foil production.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224678186U_ABST
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Abstract

The utility model discloses a kind of adjustable spraying devices for raw foil production, including electrolytic cell, the cathode roller is arranged in the middle of electrolytic cell, and the cathode roller outside is connected with driving mechanism, and the electrolytic cell is located outside the cathode roller and is provided with rack. By setting adjusting mechanism, in the use process, the height of spraying mechanism is adjusted, the falling angle of spraying liquid drop is more gentle by adjusting spraying mechanism, electrolyte is more evenly distributed on roll surface, reduces the "local enrichment" phenomenon, reduces crystallization driving force from source, and spraying dead angle can exist, prevent impurities from accumulating in dead angle and becoming crystallization core, while spraying mechanism is improved and can be adjusted after spraying coverage range, electrolyte is more comprehensively flushed roll surface, timely take away tiny impurity particles, avoid it becomes crystallization seed, delay crystallization speed, prevent cathode roller accident.
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Description

Technical Field

[0001] This utility model relates to the field of raw foil production technology, and in particular to an adjustable spray device for raw foil production. Background Technology

[0002] The production of raw copper foil uses copper sulfate as the electrolyte. Under the action of direct current, copper ions move to the cathode, gain electrons, and are reduced to copper, which then crystallizes on the cathode roller to form raw copper foil. A spraying device is positioned above the cathode roller, covering it axially. This device sprays the electrolyte, ensuring it covers the exposed portion of the cathode roller wall, reducing the probability of oxide layer formation and impurity adsorption, thus improving the quality of the copper foil. However, during use, the electrolyte sprayed onto the cathode roller surface can cause excessively high local copper ion concentrations and supersaturation due to the strong impact and obstructed flow, accelerating crystal growth and potentially leading to cathode roller accidents. Utility Model Content

[0003] In order to solve the above-mentioned technical problems, the purpose of this utility model is to provide an adjustable spraying device for the production of raw foil, which can adjust the height of the spraying mechanism during use, slow down the crystallization speed, and prevent cathode roller accidents.

[0004] To achieve the above-mentioned objectives, this utility model adopts the following technical solution: An adjustable spraying device for the production of raw foil includes an electrolytic cell, a cathode roller disposed in the middle of the electrolytic cell, and a drive mechanism connected to the outside of the cathode roller. A frame is disposed on the electrolytic cell outside the cathode roller, a mounting plate is disposed in the frame, and a spraying mechanism is connected to the mounting plate. An adjustment mechanism is connected to the top of the mounting plate.

[0005] Preferably, the adjustment mechanism includes a rack fixedly connected to the mounting plate, a gear meshing with the outer side of the rack, a connecting shaft installed in the middle of the gear, a rotating motor connected to one end of the connecting shaft, and the other end of the connecting shaft rotatably connected to the frame.

[0006] Preferably, the driving mechanism includes a gearbox connected to the cathode roller, and a drive motor is mounted on the outer side of the gearbox.

[0007] Preferably, the spraying mechanism includes a metering pump fixed to one side of the top of the frame, the outlet of the metering pump is connected to a connecting pipe, and one end of the connecting pipe is connected to a connector, the connector is fixed on the diversion pipe, and multiple sets of atomizing nozzles are equidistantly installed on the diversion pipe facing the cathode roller.

[0008] Preferably, the frame has a groove, and the groove is adapted to the rack, and the rack is slidably connected to the frame through the groove.

[0009] Preferably, guide rods are symmetrically installed on both sides of the frame, and the mounting plate is slidably connected to the guide rods.

[0010] By adopting the above technical solution, this utility model has the following beneficial technologies: By setting up an adjustment mechanism, during use, the operator can drive the gear through the connecting shaft to rotate the rotating motor inside the adjustment mechanism according to the usage requirements. During the rotation of the gear, it meshes with the rack, thereby driving the rack to move vertically along the frame. During the movement of the rack, the height of the spray mechanism can be adjusted through the mounting plate. Adjusting the spray mechanism not only makes the falling angle of the spray droplets more gradual and the distribution of electrolyte on the roller surface more uniform, reducing the phenomenon of "local enrichment", thus reducing the crystallization driving force from the source, but also sprays in dead corners, preventing impurities from accumulating in dead corners and becoming crystal nuclei. At the same time, raising the spray mechanism allows for adjustment of the spray coverage area, allowing the electrolyte to more comprehensively wash the roller surface, promptly carrying away tiny impurity particles, preventing them from becoming crystal seeds, slowing down the crystallization speed, and preventing cathode roller accidents. Attached Figure Description

[0011] Figure 1 This is a schematic diagram of the structure of this utility model; Figure 2 This is a schematic diagram showing the connection relationship between the mounting plate and the adjustment mechanism in this utility model; Figure 3 This is a schematic diagram of the spraying mechanism in this utility model; Figure 4 This is a schematic diagram showing the connection relationship between the frame, mounting plate, and guide rod in this utility model.

[0012] The annotations in the attached figures are explained as follows: 1. Electrolytic cell; 2. Cathode roller; 3. Drive mechanism; 301. Gearbox; 302. Drive motor; 4. Frame; 5. Mounting plate; 6. Spraying mechanism; 601. Metering pump; 602. Connecting pipe; 603. Connector; 604. Diverter pipe; 605. Atomizing nozzle; 7. Adjustment mechanism; 701. Rack; 702. Gear; 703. Connecting shaft; 704. Rotating motor; 8. Groove; 9. Guide rod. Detailed Implementation

[0013] To enable those skilled in the art to understand the technical solution of this utility model more clearly, the present utility model will be further described in detail below with reference to the embodiments and accompanying drawings, but the implementation of this utility model is not limited thereto.

[0014] like Figures 1-4As shown, this embodiment provides an adjustable spraying device for the production of raw foil, including an electrolytic cell 1, a cathode roller 2 disposed in the middle of the electrolytic cell 1, and a drive mechanism 3 connected to the outside of the cathode roller 2. A frame 4 is disposed on the electrolytic cell 1 outside the cathode roller 2. The frame 4 can support the spraying mechanism 6 and the adjustment mechanism 7. A mounting plate 5 is disposed inside the frame 4. The mounting plate 5 can fix the spraying mechanism 6, and the spraying mechanism 6 is connected to the mounting plate 5. The adjustment mechanism 7 is connected to the top of the mounting plate 5.

[0015] The adjustment mechanism 7 includes a rack 701 fixedly connected to the mounting plate 5. The rack 701 can drive the mounting plate 5 to rise and fall. A gear 702 is meshed on the outer side of the rack 701. During the rotation of the gear 702, the rack 701 can be driven to rise and fall vertically. A connecting shaft 703 is installed in the middle of the gear 702. The connecting shaft 703 can drive the gear 702 to rotate. One end of the connecting shaft 703 is connected to a rotating motor 704. The rotating motor 704 can drive the gear 702 to rotate. The other end of the connecting shaft 703 is rotatably connected to the frame 4.

[0016] The drive mechanism 3 includes a gearbox 301 connected to the cathode roller 2. The gearbox 301 can drive the cathode roller 2 to rotate. A drive motor 302 is installed on the outer side of the gearbox 301. The drive motor 302 can drive the gearbox 301 to work.

[0017] The spraying mechanism 6 includes a metering pump 601 fixed to one side of the top of the frame 4. The metering pump 601 can quantitatively extract the spraying liquid. The outlet end of the metering pump 601 is connected to a connecting pipe 602. The connecting pipe 602 can connect the metering pump 601 and the diversion pipe 604. One end of the connecting pipe 602 is connected to a connector 603. The connector 603 can be connected to the connecting pipe 602. The connector 603 is fixed on the diversion pipe 604. The diversion pipe 604 can divert the spraying liquid. Multiple sets of atomizing nozzles 605 are equidistantly installed on the side of the diversion pipe 604 facing the cathode roller 2. The atomizing nozzles 605 can spray the spraying liquid diverted by the diversion pipe 604 onto the surface of the cathode roller 2.

[0018] The frame 4 has a groove 8, which is adapted to the rack 701. The rack 701 is slidably connected to the frame 4 through the groove 8, which facilitates the rack 701 to move up and down along the frame 4 through the groove 8, thereby ensuring the stability of the rack 701 when it moves.

[0019] Guide rods 9 are symmetrically installed on both sides inside the frame 4, and the mounting plate 5 is slidably connected to the guide rods 9, which facilitates the lifting and lowering of the mounting plate 5 along the guide rods 9 and ensures the stability of the mounting plate 5 when lifting and lowering.

[0020] This utility model discloses an adjustable spraying device for raw foil production. Its working principle is as follows: In actual use, the operator activates the rotating motor 704 within the adjusting mechanism 7 according to the usage requirements. The rotating motor 704 drives the gear 702 to rotate via the connecting shaft 703. During rotation, the gear 702 meshes with the rack 701, thereby causing the rack 701 to move vertically along the frame 4. During the movement of the rack 701, the height of the spraying mechanism 6 can be adjusted via the mounting plate 5. Adjusting the spraying mechanism 6 not only allows for a gentler droplet angle but also ensures a more uniform distribution of the electrolyte on the roller surface, reducing "localized enrichment." The phenomenon reduces the crystallization driving force from the source and can spray dead corners to prevent impurities from accumulating in dead corners and becoming crystallization nuclei. At the same time, the spray coverage range can be adjusted after the spray mechanism 6 is improved, so that the electrolyte can more comprehensively wash the roller surface, remove small impurity particles in time, prevent them from becoming crystallization seeds, slow down the crystallization speed, and prevent accidents of cathode roller 2. After adjustment, the drive motor 302 drives the cathode roller 2 to rotate through the gearbox 301, and the metering pump 601 quantitatively draws the spray liquid. The spray liquid enters the diversion pipe 604 through the connecting pipe 602 and the connector 603, and then sprays the diverted spray liquid onto the surface of cathode roller 2 through the atomizing nozzle 605.

[0021] The above are merely further embodiments of this utility model, but the protection scope of this utility model is not limited thereto. Any equivalent substitutions or modifications made by those skilled in the art within the scope disclosed by this utility model, based on the technical solution and concept of this utility model, shall fall within the protection scope of this utility model.

Claims

1. An adjustable spraying device for the production of raw foil, comprising an electrolytic cell (1), characterized in that: A cathode roller (2) is provided in the middle of the electrolytic cell (1), and a drive mechanism (3) is connected to the outside of the cathode roller (2). A frame (4) is provided on the electrolytic cell (1) outside the cathode roller (2). A mounting plate (5) is provided inside the frame (4), and a spraying mechanism (6) is connected to the mounting plate (5). An adjustment mechanism (7) is connected to the top of the mounting plate (5).

2. The adjustable spray device for producing raw foil according to claim 1, characterized in that: The adjustment mechanism (7) includes a rack (701) fixedly connected to the mounting plate (5). A gear (702) is meshed on the outer side of the rack (701). A connecting shaft (703) is installed in the middle of the gear (702). One end of the connecting shaft (703) is connected to a rotating motor (704), and the other end of the connecting shaft (703) is rotatably connected to the frame (4).

3. The adjustable spray device for producing raw foil according to claim 1, characterized in that: The drive mechanism (3) includes a gearbox (301) connected to the cathode roller (2), and a drive motor (302) is installed on the outer side of the gearbox (301).

4. An adjustable spray device for producing raw foil according to claim 1, characterized in that: The spraying mechanism (6) includes a metering pump (601) fixed on one side of the top of the frame (4). The outlet end of the metering pump (601) is connected to a connecting pipe (602), and one end of the connecting pipe (602) is connected to a connector (603). The connector (603) is fixed on a diversion pipe (604). Multiple sets of atomizing nozzles (605) are equidistantly installed on the diversion pipe (604) facing the cathode roller (2).

5. An adjustable spray device for producing raw foil according to claim 2, characterized in that: The frame (4) has a groove (8) that is adapted to the rack (701). The rack (701) is slidably connected to the frame (4) through the groove (8).

6. An adjustable spray device for producing raw foil according to claim 1, characterized in that: Guide rods (9) are symmetrically installed on both sides of the frame (4), and the mounting plate (5) is slidably connected to the guide rods (9).