CN216192849U - Liquid adsorption device and solar cell electroplating device - Google Patents
Liquid adsorption device and solar cell electroplating device Download PDFInfo
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- CN216192849U CN216192849U CN202121881012.1U CN202121881012U CN216192849U CN 216192849 U CN216192849 U CN 216192849U CN 202121881012 U CN202121881012 U CN 202121881012U CN 216192849 U CN216192849 U CN 216192849U
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Abstract
The embodiment of the utility model discloses a liquid adsorption device and a solar cell electroplating device, relating to the technical field of solar cells, wherein the liquid adsorption device comprises: the adsorption device comprises a frame and a plurality of adsorption pieces arranged on the frame; an accommodating space is formed between the adjacent adsorption pieces; when the electroplating hanger and/or the solar cell are/is placed in the accommodating space, the adsorption piece is in contact with the surface of the electroplating hanger and/or the surface of the solar cell, so that residual electroplating solution on the surfaces of the electroplating hanger and the solar cell can be adsorbed and collected, the residual electroplating solution on the surfaces of the electroplating hanger and the solar cell is reduced, the using amount of cleaning water is reduced, the difficulty of a subsequent cleaning process and a drying process is reduced, the cleaning water is prevented from entering the electroplating solution to influence the electroplating quality, and the yield of the electroplated solar cell is improved; after the adsorption is finished, the electroplating solution collected in the adsorption piece can be injected into the electroplating bath again for recycling, so that the loss of the electroplating solution is reduced.
Description
Technical Field
The utility model relates to the technical field of solar cells, in particular to a liquid adsorption device and a solar cell electroplating device.
Background
At present, the electrode preparation process of the existing solar cell mainly uses a screen printing process, and an electroplating technology is increasingly and widely researched as a novel electrode preparation method. Compared with a screen printing electrode, the electroplating electrode has higher height-width ratio and better conductivity, so that the internal resistance of the cell is reduced, and the loss of shading and the like is reduced, thereby further improving the photoelectric conversion efficiency of the solar cell. Electroplating is used as a promising electrode preparation method, and the cost in the production process of the solar cell can be greatly reduced.
In the existing electroplating process, multiple times of electroplating are generally required to be performed on a solar cell, and particularly when more than one metal layer needs to be electroplated on the surface of the solar cell, after each metal layer is electroplated, the surfaces of an electroplating hanger and the solar cell need to be cleaned, and then the next electroplating is performed to ensure the subsequent electroplating quality.
Because the electroplating hanger and the solar cell piece have more residual electroplating solution on the surface after electroplating is finished each time, the residual electroplating solution can be washed away, so that the ineffective consumption of the electroplating solution is caused, and meanwhile, a large amount of washing water is consumed in the washing process, so that the waste of water resources is caused; in addition, cleaning water easily enters electroplating solution of the next electroplating process along with the electroplating hanger and the solar cell, so that the concentration of the electroplating solution is diluted, the processing thickness of a plating layer is influenced, and the yield of the electroplated solar cell is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a liquid adsorption device and a solar cell electroplating device, and aims to solve the problems that in the prior art, electroplating solution and cleaning water are seriously wasted in the process of cleaning an electroplating hanger and a solar cell, and the cleaning water easily enters the electroplating solution of the next electroplating process along with the electroplating hanger and the solar cell to dilute the concentration of the electroplating solution, so that the processing thickness of a coating is influenced.
In a first aspect, the present invention discloses a liquid adsorption device for adsorbing liquid on the surface of an electroplating rack and/or a solar cell, the liquid adsorption device comprising: the device comprises a frame and a plurality of adsorption pieces arranged on the frame;
an accommodating space is formed between the adjacent adsorption pieces;
when the electroplating hanger and/or the solar cell are/is placed in the accommodating space, the adsorption piece is in contact with the surface of the electroplating hanger and/or the surface of the solar cell.
Optionally, the liquid adsorption device further comprises: a drive mechanism;
the driving mechanism is connected with the frame and used for driving the frame to move relative to the electroplating hanger and/or the solar cell.
Optionally, the liquid adsorption device further comprises: an extrusion mechanism;
the extrusion mechanisms are arranged on two sides of the adsorption piece along the thickness direction;
the squeezing mechanism is used for squeezing the liquid absorbed by the absorption piece to the area outside the absorption piece.
Optionally, the extrusion mechanism is a double-roll extrusion mechanism;
the pair of roller type extrusion mechanisms comprise a first roller and a second roller which can rotate relatively;
the first roller and the second roller are respectively arranged on two sides of the adsorption piece along the thickness direction;
an extrusion gap is formed between the first roller and the second roller.
Optionally, the pressing mechanism is a flat plate type pressing mechanism;
the flat plate type extrusion mechanism comprises a first pressing plate and a second pressing plate which can be relatively close to each other;
the first pressing plate and the second pressing plate are respectively arranged on two sides of the adsorption piece along the thickness direction;
a compression area is formed between the first pressure plate and the second pressure plate.
Optionally, the liquid adsorption device further comprises: an air knife mechanism;
the air knife mechanism is arranged opposite to the accommodating space;
when the electroplating hanger and/or the solar cell are/is placed in the accommodating space, the air knife mechanism is used for gathering liquid on the surface of the electroplating hanger and/or the solar cell to the accommodating space.
Optionally, the liquid adsorption device further comprises: a spray cleaning device;
the spraying cleaning device is opposite to the accommodating space;
when the electroplating hanger and/or the solar cell are/is placed in the accommodating space, the spraying and cleaning device is used for cleaning the surfaces of the electroplating hanger and/or the solar cell.
Optionally, the spray cleaning device comprises: the device comprises a water tank, an atomizer and a plurality of atomizing nozzles;
and the plurality of atomizing spray heads are communicated with the water tank through the atomizer.
Optionally, the spray cleaning device further comprises: a water quantity adjusting mechanism;
the water quantity adjusting mechanism is arranged on the water tank;
the water quantity adjusting mechanism is used for adjusting the water yield of the water tank.
In a second aspect, the utility model discloses a solar cell electroplating device, which comprises the liquid adsorption device.
In an embodiment of the present invention, a liquid adsorption apparatus includes: the adsorption device comprises a frame and a plurality of adsorption pieces arranged on the frame; an accommodating space is formed between the adjacent adsorption pieces; after the electroplating rack is used for hanging the solar cell pieces to complete a single electroplating process, the electroplating rack and the solar cell pieces can be moved and placed in an adsorption piece to form a containing space through a conveying mechanism, and at the moment, the adsorption piece is in contact with the surfaces of the electroplating rack and the solar cell pieces, so that residual electroplating solution on the surfaces of the electroplating rack and the solar cell pieces can be adsorbed and collected, the residual electroplating solution on the surfaces of the electroplating rack and the solar cell pieces is reduced, the difficulty of a subsequent cleaning process is reduced, and the using amount of cleaning water is reduced; after the adsorption is finished, the electroplating solution collected in the adsorption piece can be injected into the electroplating bath again for recycling, so that the loss of the electroplating solution is reduced. After the electroplating hanger and the solar cell piece are cleaned, the adsorption piece can be used for adsorbing cleaning water on the surfaces of the electroplating hanger and the solar cell piece, the difficulty of a subsequent drying process is reduced, the cleaning water can be prevented from entering electroplating liquid to influence the electroplating quality, and the yield of the electroplated solar cell piece is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments of the present invention will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor.
FIG. 1 is a schematic view of a liquid adsorbing device according to an embodiment of the present invention;
fig. 2 shows a schematic view of a structure of a suction member in an embodiment of the present invention;
FIG. 3 is a schematic diagram illustrating an electroplating rack according to an embodiment of the present invention;
fig. 4 shows a schematic structural diagram of a solar cell electroplating apparatus in an embodiment of the utility model.
Description of the reference numerals
10-a liquid adsorption device; 20-solar cell slice; 30-electroplating hanger; 40-an electroplating bath; 50-a cleaning tank; 101-an adsorbing member; 102-a wind knife mechanism; 103-spray cleaning device.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, an embodiment of the present invention discloses a liquid adsorption device 10 for adsorbing liquid on a surface of a plating rack 30 and/or a solar cell 20, where the liquid adsorption device 10 includes: a frame and a plurality of suction members 101 provided to the frame; an accommodating space is formed between the adjacent adsorption pieces 101; when the electroplating hanger 30 and/or the solar cell 20 are placed in the accommodating space, the adsorption member 101 is in contact with the surface of the electroplating hanger 30 and/or the solar cell 20.
Specifically, in the electroplating process of the solar cell 20, the solar cell 20 is usually mounted by using the electroplating hanger 30, and then the electroplating hanger 30 and the solar cell 20 are moved into the corresponding electroplating bath 40 or the corresponding cleaning bath 50 to perform the corresponding electroplating process or cleaning process. In the electroplating process or the cleaning process, the electroplating rack 30 and the surfaces of the solar cells 20 have a liquid carrying phenomenon, which results in waste of electroplating liquid and cleaning water and increases the difficulty of the subsequent cleaning process and drying process.
In the embodiment of the present invention, the liquid adsorption apparatus 10 includes: a frame and a plurality of suction members 101 provided to the frame; the frame is used for providing a space for installing and fixing the adsorption piece 101, the frame can adopt an embedded frame, and the adsorption piece 101 is fixed in the frame in an embedded installation mode; the material of frame can adopt metal or the polymer material that weatherability is strong, when adopting the frame of metal material, in order to avoid frame and plating solution to take place the reaction, can be at the surface spraying inert coating of frame.
The adsorption piece 101 is embedded in the frame, the adsorption pieces 101 can be arranged in parallel in the frame or at a certain angle, and an accommodating space can be formed between the adjacent adsorption pieces 101 and can accommodate the electroplating hanger 30 and/or the solar cell 20. The adsorption part 101 is of a porous sponge structure, internal pore channels are arranged in order, the sponge curvature of the pipeline is regular, and the adsorption part has a strong bending effect and can quickly absorb liquid. Compared with random pore sponge, the sponge with regular channels has faster absorption speed and larger absorption capacity.
Referring to fig. 2, the shape of the adsorption member 101 matches with the shapes of the electroplating hanger 30 and the solar cell 20, because the thickness of the electroplating hanger 30 is slightly thicker than that of the solar cell 20, the thickness of the adsorption member 101 can be correspondingly reduced at the position contacting with the electroplating hanger 30, and the thickness of the adsorption member 101 can be correspondingly increased at the position contacting with the solar cell 20, so that the adhesion of the adsorption member 101 with the surfaces of the electroplating hanger 30 and the solar cell 20 is realized, and the liquid adsorption effect is improved.
For example, melamine sponge, polyurethane sponge, polyvinyl alcohol sponge, polyvinyl chloride sponge, polyvinyl formal sponge, or the like can be used as the adsorbing material 101, and polyvinyl chloride sponge is preferably used, which has advantages of flame retardancy (flame retardancy of 40 or more), high chemical resistance (resistance to concentrated hydrochloric acid, 90% sulfuric acid, 60% nitric acid, and 20% sodium hydroxide), and good mechanical strength and electrical insulation.
When the electroplating hanger 30 and/or the solar cell 20 are placed in the accommodating space, the adsorption member 101 is in contact with the surface of the electroplating hanger 30 and/or the surface of the solar cell 20, and liquid on the surface of the electroplating hanger 30 and/or the surface of the solar cell 20 is adsorbed through capillary phenomenon. The adsorption member 101 may contact both sides of the plating hanger 30 and/or the solar cell 20, or may contact only one side thereof, and may be selected according to a specific plating process. In the process that the electroplating hanger 30 and the solar cell 20 are placed in the accommodating space, the electroplating hanger 30 and the solar cell 20 can be moved into the accommodating space by the driving mechanism on the electroplating hanger 30; the liquid adsorption device 10 may also be provided with a driving mechanism, and the liquid adsorption device 10 is moved to the positions of the electroplating hanger 30 and the solar cell 20 by the driving mechanism, or other driving manners may be adopted, so that the liquid adsorption device 10, the electroplating hanger 30 and the solar cell 20 can be moved relatively, which is not limited in the embodiment of the present invention.
In the embodiment of the present invention, the liquid adsorption apparatus 10 includes: a frame and a plurality of suction members 101 provided to the frame; an accommodating space is formed between the adjacent adsorption pieces 101; after the electroplating hanger 30 is used for hanging the solar cell 20 and completing a single electroplating process, the electroplating hanger 30 and the solar cell 20 can be moved and placed in the accommodating space formed by the adsorption piece 101 through the conveying mechanism, and at the moment, the adsorption piece 101 is in contact with the surfaces of the electroplating hanger 30 and the solar cell 20, so that residual electroplating solution on the surfaces of the electroplating hanger 30 and the solar cell 20 can be adsorbed and collected, the residues of the electroplating solution on the surfaces of the electroplating hanger 30 and the solar cell 20 are reduced, the difficulty of a subsequent cleaning process is reduced, and the using amount of cleaning water is reduced; after the adsorption is finished, the electroplating solution collected in the adsorption piece 101 can be injected into the electroplating tank 40 again for recycling, so that the loss of the electroplating solution is reduced. After the electroplating hanger 30 and the solar cell 20 complete the cleaning process, the adsorption piece 101 can be used for adsorbing the cleaning water on the surfaces of the electroplating hanger 30 and the solar cell 20, so that the difficulty of the subsequent drying process is reduced, the cleaning water can be prevented from entering the electroplating solution to influence the electroplating quality, and the yield of the electroplated solar cell 20 is improved.
Optionally, the liquid adsorption apparatus 10 further includes: a drive mechanism; the driving mechanism is connected with the frame, and the driving mechanism is used for driving the frame to move relative to the electroplating hanger 30 and/or the solar cell 20.
Specifically, the liquid adsorption device 10 further comprises a driving mechanism, the driving mechanism is connected with the frame, so that the driving mechanism can drive the frame and the adsorption piece 101 arranged on the frame to move, the position of the liquid adsorption device 10 can be adjusted according to the actual requirement of the electroplating process, and the electroplating hanger 30 and the solar cell piece 20 are adsorbed. The driving mechanism can be specifically hydraulic driving, pneumatic driving, electric driving or mechanical driving and the like.
Through set up actuating mechanism on the frame, can promote the flexibility that liquid adsorption equipment 10 used greatly, can remove liquid adsorption equipment 10 to electroplating hanger 30 and solar wafer 20 position through actuating mechanism earlier, accomplish the liquid and adsorb the back, remove liquid adsorption equipment 10 to plating bath 40 or washing tank 50 top again, clear up liquid adsorption equipment 10.
Optionally, the liquid adsorption apparatus 10 further includes: an extrusion mechanism; the squeezing mechanisms are arranged on two sides of the adsorption piece 101 in the thickness direction; the pressing mechanism is used for pressing the liquid absorbed by the absorption member 101 to the area outside the absorption member 101.
Specifically, the adsorbing member 101 has a certain thickness, so that the adsorbed liquid can be stored in the internal pore passage, but the adsorption capacity of the adsorbing member 101 has an upper limit, that is, when the internal pore passage is filled with the liquid, the adsorbing member 101 cannot adsorb the liquid any more, therefore, the two sides of the adsorbing member 101 in the thickness direction are provided with the squeezing mechanisms, the squeezing mechanisms can squeeze the adsorbing member 101 in the thickness direction, so that the liquid in the internal pore passage of the adsorbing member 101 can be squeezed out, and the water absorption capacity of the adsorbing member 101 is recovered, so that the adsorbing member 101 can repeatedly perform the operation of absorbing the liquid.
When the extruding mechanism extrudes the suction piece 101, the suction piece can be placed above the electroplating bath 40 or the cleaning tank 50, so that the extruded liquid can fall into the corresponding electroplating bath 40 or the cleaning tank 50, collection is realized, and waste of electroplating liquid and pollution to subsequent processes are avoided. The pressing mechanism may be driven by electricity or manually, which is not limited in the embodiments of the present invention.
Optionally, the extrusion mechanism is a double-roll extrusion mechanism; the pair of roller type extrusion mechanisms comprise a first roller and a second roller which can rotate relatively; the first roller and the second roller are respectively arranged on two sides of the adsorption part 101 along the thickness direction; an extrusion gap is formed between the first roller and the second roller.
Specifically, the extrusion mechanism can be a roll-type extrusion mechanism, and roll-type extrusion mechanism includes first roller and second roller, and first roller and second roller can be around respective axle center antiport under the effect of drive power, first roller and second roller set up respectively in adsorb 101 along the both sides of thickness direction to form the extrusion clearance between first roller and the second roller, when inhaling annex 101 and extrude, can put into the extrusion clearance with the one end of adsorbing 101, and simultaneously, first roller and second roller begin antiport, rotate the extrusion to the other end by the one end of adsorbing 101, thereby extrude the liquid in adsorbing 101.
The driving force for rotating the first roller and the second roller can be provided by a power device, for example, a motor can be adopted to directly drive the first roller and the second roller; or after one end of the adsorption piece 101 is placed in the extrusion gap, the adsorption piece 101 is dragged to drive the first roller and the second roller.
Optionally, the pressing mechanism is a flat plate type pressing mechanism; the flat plate type extrusion mechanism comprises a first pressing plate and a second pressing plate which can be relatively close to each other; the first pressing plate and the second pressing plate are respectively arranged on two sides of the adsorption piece 101 along the thickness direction; a compression area is formed between the first pressure plate and the second pressure plate.
Specifically, the extrusion mechanism can be a flat plate type extrusion mechanism, the flat plate type extrusion mechanism comprises a first pressing plate and a second pressing plate, the first pressing plate and the second pressing plate are just opposite to each other and can be relatively close to each other under the action of driving force, the first pressing plate and the second pressing plate are respectively arranged on two sides of the adsorption piece 101 in the thickness direction, an extrusion area is formed between the first pressing plate and the second pressing plate, when the adsorption piece 101 is extruded, the adsorption piece 101 can be placed into the extrusion area, meanwhile, the first pressing plate and the second pressing plate begin to be relatively close to each other, the adsorption piece 101 is extruded in the thickness direction, and therefore liquid in the adsorption piece 101 is extruded.
The driving force for relatively approaching the first pressing plate and the second pressing plate can be provided by a power device, for example, a motor can be adopted to directly drive the first pressing plate and the second pressing plate; it can also be squeezed by means of manual actuation.
Optionally, referring to fig. 1, the liquid adsorption apparatus 10 further includes: an air knife mechanism 102; the air knife mechanism 102 is arranged opposite to the accommodating space; when the electroplating hanger 30 and/or the solar cell 20 are placed in the accommodating space, the air knife mechanism 102 is used for collecting the liquid on the surface of the electroplating hanger 30 and/or the solar cell 20 to the accommodating space.
Specifically, the liquid adsorption device 10 further includes an air knife mechanism 102, the air knife mechanism 102 can generate an air flow by rotating, and the air knife mechanism 102 is disposed opposite to the accommodating space, and preferably, can be disposed above the accommodating space. When the electroplating hanger 30 and/or the solar cell 20 are placed in the accommodating space, the adsorbing member 101 may not completely wrap the electroplating hanger 30 and the solar cell 20, and there may be a problem that a local position cannot be adsorbed, and by providing the air knife mechanism 102, the liquid on the surfaces of the electroplating hanger 30 and the solar cell 20 can be blown to a covering area of the accommodating space, so that the adsorbing member 101 is convenient to adsorb.
In a preferred embodiment, the air knife mechanism 102 is a long tube along the thickness direction of the solar cell 20, the long tube is disposed above the adsorbing member 101, and a plurality of air outlets are formed along the side wall of the long tube, so as to form a transverse air curtain, which can blow the liquid on the surfaces of the electroplating hanger 30 and the solar cell 20 to the covering area of the accommodating space, the air knife mechanism 102 with the above structure has high operational reliability, and can effectively blow the electroplating hanger 30, the solar cell 20, and the electroplating solution or cleaning water on the surfaces to move downwards to the area covered by the adsorbing member 101, thereby improving the absorption effect, and avoiding the electroplating solution from entering the cleaning tank 50 to increase the difficulty of cleaning or the cleaning water from entering the electroplating solution to dilute the concentration of the electroplating solution, and affecting the electroplating quality.
Optionally, referring to fig. 1, the liquid adsorption apparatus 10 further includes: a spray cleaning device 103; the spraying cleaning device 103 is arranged opposite to the accommodating space; when the electroplating hanger 30 and/or the solar cell 20 are placed in the accommodating space, the spraying cleaning device 103 is used for cleaning the surface of the electroplating hanger 30 and/or the solar cell 20.
Specifically, the liquid adsorption device 10 further includes a spray cleaning device 103, the spray cleaning device 103 is disposed opposite to the accommodating space, and preferably, the spray cleaning device 103 may be disposed above the adsorption member 101; when the electroplating hanger 30 and the solar cell 20 complete a single electroplating process and are taken out of the electroplating tank 40, the problem that the electroplating solution is difficult to adsorb or cannot be completely adsorbed is caused due to the fact that the concentration of the residual electroplating solution on the surfaces is high, therefore, the spraying cleaning device 103 is arranged above the adsorbing member 101, the spraying cleaning device 103 can dilute the electroplating solution on the surfaces of the electroplating hanger 30 and the solar cell 20 through spraying cleaning water, the diluted solution can fall into the adsorption range of the adsorbing member 101 due to the gravity or the action of the air knife mechanism 102, more effective absorption is achieved, and the adsorption efficiency of the adsorbing member 101 is improved.
Optionally, the spray cleaning device 103 comprises: the device comprises a water tank, an atomizer and a plurality of atomizing nozzles; and the plurality of atomizing spray heads are communicated with the water tank through the atomizer.
Specifically, the spray cleaning device 103 includes: the water tank, atomizer and a plurality of atomizer, wash water and flow to the atomizer by the water tank, atomization through the atomizer, form even water smoke, spray to electroplating hanger 30 and solar wafer 20's surface through a plurality of atomizer again, through setting up atomizer and atomizer, can make the washing water that sprays belt cleaning device 103 and spray out more evenly fine and smooth, avoid causing destruction to solar wafer 20's electroplating grid line, the yields of electroplating solar wafer 20 has been promoted. Meanwhile, the electroplating liquid on the surfaces of the electroplating hanger 30 and the solar cell 20 can be diluted by spraying cleaning water through the spraying cleaning device 103, and the diluted solution can fall into the adsorption range of the adsorption piece 101 due to the action of gravity or the air knife mechanism 102, so that more effective absorption is obtained, and the adsorption efficiency of the adsorption piece 101 is improved.
Optionally, the spray cleaning device 103 further comprises: a water quantity adjusting mechanism; the water quantity adjusting mechanism is arranged on the water tank; the water quantity adjusting mechanism is used for adjusting the water yield of the water tank.
Specifically, the spray cleaning device 103 further comprises a water quantity adjusting mechanism, the water quantity adjusting mechanism can be arranged inside the water tank or outside the water tank, the water quantity adjusting mechanism can be a variable frequency pump, and the water outlet quantity of the water tank can be adjusted by adjusting the output power of the variable frequency pump.
Through setting up water yield adjustment mechanism, can adjust the water tank water yield in real time to the water yield of control atomizer can carry out meticulous control to the water tank water yield according to the actual liquid condition of taking on electroplating hanger 30 and solar wafer 20 surface, when guaranteeing the effect of spraying, reduces the use amount of wasing water, has reduced manufacturing cost, has realized energy saving and emission reduction.
Referring to fig. 4, the utility model further discloses a solar cell 20 electroplating device, and the solar cell 20 electroplating device comprises the liquid adsorption device 10.
Specifically, the electroplating apparatus for solar cells 20 includes a conveying mechanism, an electroplating tank 40, a cleaning tank 50, an electroplating hanger 30, and the liquid adsorption apparatus 10. The conveying mechanism can comprise a guide rail and a conveying chain belt embedded in the guide rail or a travelling crane device which is arranged on the horizontal guide rail and slides along the guide rail. The conveying mechanism drives the plurality of solar cells 20 to sequentially enter the electroplating bath 40, the cleaning tank 50 and the electroplating bath 40 for an electroplating process and a cleaning process.
The conveyor belts can comprise a plurality of groups arranged in parallel, and each group of conveyor belts is provided with a plurality of electroplating hangers 30 for hanging the solar cells 20 to be plated and used for fixing and conducting the solar cells 20. The electroplating hanger 30 may be a plate-shaped carrier, and a plurality of elastic contact pins are disposed thereon, and may contact with the upper end surface and the lower end surface of the solar cell 20 to position the solar cell on the electroplating hanger 30, so that simultaneous single-sided or double-sided electroplating of tens or hundreds of solar cells 20 may be simultaneously achieved, depending on the size of the electroplating tank and the number of the electroplating hangers 30.
In an embodiment of the present invention, by using the liquid adsorption apparatus 10 described above, the liquid adsorption apparatus 10 includes: a frame and a plurality of suction members 101 provided to the frame; an accommodating space is formed between the adjacent adsorption pieces 101; after the electroplating hanger 30 is used for hanging the solar cell 20 and completing a single electroplating process, the electroplating hanger 30 and the solar cell 20 can be moved and placed in the accommodating space formed by the adsorption piece 101 through the conveying mechanism, and at the moment, the adsorption piece 101 is in contact with the surfaces of the electroplating hanger 30 and the solar cell 20, so that residual electroplating solution on the surfaces of the electroplating hanger 30 and the solar cell 20 can be adsorbed and collected, the residues of the electroplating solution on the surfaces of the electroplating hanger 30 and the solar cell 20 are reduced, the difficulty of a subsequent cleaning process is reduced, and the using amount of cleaning water is reduced; after the adsorption is finished, the electroplating solution collected in the adsorption piece 101 can be injected into the electroplating tank 40 again for recycling, so that the loss of the electroplating solution is reduced. After the electroplating hanger 30 and the solar cell 20 complete the cleaning process, the adsorption piece 101 can be used for adsorbing the cleaning water on the surfaces of the electroplating hanger 30 and the solar cell 20, so that the difficulty of the subsequent drying process is reduced, the cleaning water can be prevented from entering the electroplating solution to influence the electroplating quality, and the yield of the electroplated solar cell 20 is improved.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the utility model as defined in the appended claims.
Claims (10)
1. A liquid adsorption device for adsorbing liquid on the surface of an electroplating hanger and/or a solar cell, which is characterized by comprising: the device comprises a frame and a plurality of adsorption pieces arranged on the frame;
an accommodating space is formed between the adjacent adsorption pieces;
when the electroplating hanger and/or the solar cell are/is placed in the accommodating space, the adsorption piece is in contact with the surface of the electroplating hanger and/or the surface of the solar cell.
2. The liquid adsorption device of claim 1, further comprising: a drive mechanism;
the driving mechanism is connected with the frame and used for driving the frame to move relative to the electroplating hanger and/or the solar cell.
3. The liquid adsorption device of claim 1, further comprising: an extrusion mechanism;
the extrusion mechanisms are arranged on two sides of the adsorption piece along the thickness direction;
the squeezing mechanism is used for squeezing the liquid absorbed by the absorption piece to the area outside the absorption piece.
4. The liquid adsorption device of claim 3, wherein the pressing mechanism is a pair-roller pressing mechanism;
the pair of roller type extrusion mechanisms comprise a first roller and a second roller which can rotate relatively;
the first roller and the second roller are respectively arranged on two sides of the adsorption piece along the thickness direction;
an extrusion gap is formed between the first roller and the second roller.
5. The liquid adsorption device of claim 3, wherein the pressing mechanism is a flat plate type pressing mechanism;
the flat plate type extrusion mechanism comprises a first pressing plate and a second pressing plate which can be relatively close to each other;
the first pressing plate and the second pressing plate are respectively arranged on two sides of the adsorption piece along the thickness direction;
a compression area is formed between the first pressure plate and the second pressure plate.
6. The liquid adsorption device of claim 1, further comprising: an air knife mechanism;
the air knife mechanism is arranged opposite to the accommodating space;
when the electroplating hanger and/or the solar cell are/is placed in the accommodating space, the air knife mechanism is used for gathering liquid on the surface of the electroplating hanger and/or the solar cell to the accommodating space.
7. The liquid adsorption device of claim 1, further comprising: a spray cleaning device;
the spraying cleaning device is opposite to the accommodating space;
when the electroplating hanger and/or the solar cell are/is placed in the accommodating space, the spraying and cleaning device is used for cleaning the surfaces of the electroplating hanger and/or the solar cell.
8. The liquid adsorption device of claim 7, wherein the spray cleaning device comprises: the device comprises a water tank, an atomizer and a plurality of atomizing nozzles;
and the plurality of atomizing spray heads are communicated with the water tank through the atomizer.
9. The liquid adsorption device of claim 8, wherein the spray cleaning device further comprises: a water quantity adjusting mechanism;
the water quantity adjusting mechanism is arranged on the water tank;
the water quantity adjusting mechanism is used for adjusting the water yield of the water tank.
10. The utility model provides a solar wafer electroplating device which characterized in that, solar wafer electroplating device includes: a liquid adsorption device as claimed in any one of claims 1 to 9.
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| CN202121881012.1U CN216192849U (en) | 2021-08-11 | 2021-08-11 | Liquid adsorption device and solar cell electroplating device |
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| CN202121881012.1U CN216192849U (en) | 2021-08-11 | 2021-08-11 | Liquid adsorption device and solar cell electroplating device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114717636A (en) * | 2022-06-08 | 2022-07-08 | 苏州晶洲装备科技有限公司 | Solar cell electroplating device, electroplating system device and electroplating method |
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2021
- 2021-08-11 CN CN202121881012.1U patent/CN216192849U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114717636A (en) * | 2022-06-08 | 2022-07-08 | 苏州晶洲装备科技有限公司 | Solar cell electroplating device, electroplating system device and electroplating method |
| CN114717636B (en) * | 2022-06-08 | 2022-08-19 | 苏州晶洲装备科技有限公司 | Solar cell electroplating device, electroplating system device and electroplating method |
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