CN216563044U - Substrate bearing device of battery piece - Google Patents
Substrate bearing device of battery piece Download PDFInfo
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- CN216563044U CN216563044U CN202123173735.9U CN202123173735U CN216563044U CN 216563044 U CN216563044 U CN 216563044U CN 202123173735 U CN202123173735 U CN 202123173735U CN 216563044 U CN216563044 U CN 216563044U
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- substrate carrier
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The utility model discloses a substrate bearing device of a battery piece, which comprises two oppositely arranged end plates, a first side rod connected between the left side parts of the two end plates, a second side rod connected between the right side parts of the two end plates, and a bottom rod connected between the bottom side parts of the two end plates. The number of the cells which can be loaded by the substrate bearing device of the cell is two times or more than that of the conventional substrate bearing device, so that the space utilization rate of the substrate bearing device can be effectively improved, and the capacity utilization rate of solar cell production equipment such as texturing equipment and the like can be improved.
Description
Technical Field
The utility model belongs to the field of solar cell manufacturing equipment, and relates to a substrate bearing device of a cell.
Background
In the manufacture of solar cells, it is necessary to store and transport silicon wafers or semi-finished cells by a substrate carrier. The flower basket is a substrate bearing device widely applied to the field of solar cell manufacturing, and is used for bearing solar silicon wafers and carrying the silicon wafers into a cleaning tank, an etching tank and the like.
Some photovoltaic enterprises purchase the split edge skin material of the large-size silicon rod for secondary splitting, and directly split the split edge skin material into half pieces, for example, the split edge skin material of the silicon wafer 210 is split into half pieces of 182 silicon wafers, and the split edge skin material of the 182 silicon wafers is split into half pieces of 166 silicon wafers. In addition, the silicon wafer with unfilled corners can be cut into usable half silicon wafers. The cost of these half-wafers is greatly reduced. And (3) producing and processing the half silicon wafers by adopting a PERC battery process to obtain usable half battery pieces. Fig. 1 shows a conventional flower basket, which connects side bars 2 'and bottom bars 3' between two end plates 1 ', and the bottom bars 2' and the side bars 3 'on both sides form a space 4' for accommodating silicon wafers. If the flower basket is used for loading sliced silicon wafers such as half silicon wafers, the space utilization rate of the flower basket is low, and the productivity utilization rate of equipment is reduced. In particular to a texturing process, a substrate bearing device of the texturing process is loaded with silicon wafers and is immersed into a tank body solution, so that the texturing capacity is directly halved.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, an object of the present invention is to provide a substrate carrier device, which is suitable for loading sliced substrates and has a high space utilization.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the substrate bearing device for the battery piece comprises two end plates, a first side rod, a second side rod and a bottom rod, wherein the two end plates are arranged oppositely, the first side rod is connected between the left side parts of the two end plates, the second side rod is connected between the right side parts of the two end plates, the bottom rod is connected between the bottom side parts of the two end plates, the number of the bottom rods is at least two, a first loading space for loading sliced substrates is formed among the first side rod, at least one bottom rod and the left side of the separation rod, and a second loading space for loading the sliced substrates is formed among the second side rod, at least one bottom plate and the right side of the separation rod.
In a more preferred embodiment, the left side of the separating rod is provided with a plurality of first positioning grooves for inserting the right edge of the sliced substrate in the first loading space, the right side of the separating rod is provided with a plurality of second positioning grooves for inserting the left edge of the sliced substrate in the second loading space, the plurality of first positioning grooves are arranged at intervals along the length direction of the separating rod, and the plurality of second positioning grooves are arranged at intervals along the length direction of the separating rod.
In a preferred embodiment, the first detent and the second detent are aligned or offset with respect to each other.
In a more preferred embodiment, a third positioning groove is arranged on the right side part of the first side bar, a fourth positioning groove is arranged on the upper side part of the bottom bar positioned on the left side of the separating bar, and the first positioning groove, the third positioning groove and the fourth positioning groove are aligned with each other; and a fifth positioning groove is formed in the left side part of the second side rod, a sixth positioning groove is formed in the upper side part of the bottom rod on the right side of the separating rod, and the second positioning groove, the fifth positioning groove and the sixth positioning groove are aligned with each other.
In a more preferred embodiment, each detent is formed by two spaced teeth. Further, the teeth extend radially outward from the outer peripheral surfaces of the side bars, the bottom bar, or the partition bar, and the width thereof gradually decreases outward from the outer peripheral surfaces, so that the width of the positioning groove gradually decreases, resembling a wedge.
In a preferred embodiment, each of the end plates has a first connecting hole on a left side portion, a second connecting hole on a right side portion, at least a third connecting hole on a bottom side portion, and a fourth connecting hole on a middle portion, the fourth connecting holes being located between the first connecting hole and the second connecting hole and between two adjacent third connecting holes, an end portion of the first side bar being inserted into the first connecting hole, an end portion of the second side bar being inserted into the second connecting hole, an end portion of the bottom bar being inserted into the third connecting hole, and an end portion of the partition bar being inserted into the fourth connecting hole.
In a more preferred embodiment, the first connecting holes are multiple and are arranged at intervals in the up-down direction, and each first connecting hole is inserted with one first side rod; the second connecting holes are multiple and are arranged at intervals along the vertical direction, and each second connecting hole is inserted with one second side rod; the plurality of third connecting holes are arranged at intervals in the left-right direction, and one bottom rod is inserted into each third connecting hole; the fourth connecting holes are multiple and are arranged at intervals in the vertical direction, and one separating rod is inserted into each fourth connecting hole.
In a preferred embodiment, the end plate is a PVDF plate.
In a preferred embodiment, the first side bar, the second side bar, the bottom bar and the separation bar are carbon fiber bars with fluorine coating on the surface.
In a more preferred embodiment, the first side bar, the second side bar, the bottom bar and the separating bar are perpendicular to the plane of the end plate.
In a more preferred embodiment, the first side bar and the second side bar are mirror images of the spacer bar; the bottom rods are in mirror symmetry with respect to the separating rod.
Herein, the "substrate" refers to a substrate for manufacturing a solar cell sheet, a semi-finished product of a solar cell sheet, or a finished product of a solar cell sheet, including but not limited to: silicon wafers, textured silicon wafers, silicon wafers having a PN junction layer stacked thereon, and the like.
By adopting the technical scheme, compared with the prior art, the utility model has the following advantages:
in the substrate bearing device, the space in the substrate bearing device is divided into a plurality of first loading spaces and second loading spaces by the separating rods, each loading space can be used for loading sliced substrates (such as half silicon wafers), the number of the loadable cells is two times or more than that of the conventional substrate bearing device, the space utilization rate of the substrate bearing device can be effectively improved, and the capacity utilization rate of solar cell production equipment such as texturing equipment and the like can be improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
fig. 1 is a plan view of a conventional substrate carrier.
Fig. 2 is a perspective view of a substrate carrier for battery cells according to the present invention;
FIG. 3 is a left side view of a substrate carrier for battery cells in accordance with the present invention;
fig. 4 is a top view of a substrate carrier for battery cells in accordance with the present invention;
fig. 5 is a partial enlarged view of a portion a in fig. 4.
Wherein, 1, end plate; 11. a first connection hole; 12. a second connection hole; 13. a third connection hole; 14. a fourth connection hole; 2. a first side bar; 21. a third positioning groove; 3. a second side bar; 31. a fifth positioning groove; 4. a spacer bar; 41. a first positioning groove; 42. a second positioning groove; 5. teeth; 6. a bottom bar; 61. a fourth positioning groove; 62. a sixth positioning groove.
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the utility model may be more readily understood by those skilled in the art. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto.
The embodiment provides a substrate bearing device of a battery piece, which is provided with at least two loading spaces for loading sliced substrates. Referring to fig. 2 and 3, the substrate carrier of the battery piece mainly comprises an end plate 1, a first side bar 2, a second side bar 3, a separation bar 4 and a bottom bar 6, wherein the number of the bottom bars 6 is at least two. A first loading space for loading sliced substrates is formed at the left side of the first side bar 2, the at least one bottom bar 6 and the separation bar 4, and a second loading space for loading sliced substrates is formed between the right side of the second side bar 3, the at least one bottom bar 6 and the separation bar 4. In the present embodiment, the number of the bottom rods 6 is two, one of which is located on the left side of the separation rod 4, and the other of which is located on the right side of the separation rod 4. The first side rod 2, the separating rod 4 and the left bottom rod 6 form the first loading space, and each rod is provided with a positioning groove for positioning a half silicon wafer loaded in the first loading space. The second side rod 3, the separating rod 4 and the right bottom rod 6 form a second loading space, and each rod is provided with a positioning groove for positioning a half silicon wafer loaded in the second loading space.
Specifically, the left side portion of the separation rod 4 is provided with a plurality of first positioning grooves 41 for inserting the right edge of the sliced sheet in the first loading space, the right side portion of the separation rod 4 is provided with a plurality of second positioning grooves 42 for inserting the left edge of the sliced sheet in the second loading space, the plurality of first positioning grooves 41 are arranged at intervals along the length direction of the separation rod 4 (i.e., the front-back direction in fig. 4), and the plurality of second positioning grooves 42 are arranged at intervals along the length direction of the separation rod 4 (i.e., the front-back direction in fig. 4).
In this embodiment, the first positioning groove 41 and the second positioning groove 42 are aligned with each other. In other embodiments, the first positioning slot 41 and the second positioning slot 42 may be staggered.
The right side of the first side lever 2 is provided with a row of third positioning grooves 21 arranged at intervals in the front-back direction, the upper side of the bottom lever 6 on the left side of the separating lever 4 is provided with a row of fourth positioning grooves 61 arranged at intervals in the front-back direction, the first positioning grooves 41, the third positioning grooves 21 and the fourth positioning grooves 61 are aligned with each other, after the sliced silicon wafers are inserted into the first loading space, the left edges of the sliced silicon wafers are inserted into the third positioning grooves 21, the right edges of the sliced silicon wafers are inserted into the first positioning grooves 41, and the bottom edges of the sliced silicon wafers are inserted into the fourth positioning grooves 61, so that the sliced silicon wafers inserted into the first loading space are fixed and positioned. Be equipped with a row of fifth constant head tank 31 that sets up along the fore-and-aft direction interval on the left side of second side pole 3, be located be equipped with a row of sixth constant head tank 62 that sets up along the fore-and-aft direction interval on the upside of bottom bar 6 on spacer bar 4 right side, second constant head tank 42 fifth constant head tank 31 reaches sixth constant head tank 62 aligns each other, and after the second loading space was inserted to the silicon chip of cutting into slices, the left edge of silicon chip inserted in second constant head tank 42, and the right edge inserts in fifth constant head tank 31, and the bottom edge inserts in sixth constant head tank 62 to the silicon chip that will insert the second loading space fixes and fixes a position.
Each of which is formed by two teeth 5 arranged at intervals. The third positioning 21 groove, the fourth positioning groove 61, the fifth positioning groove 31 and the sixth positioning groove 62 are single-row diamond-shaped teeth, the distance between the teeth 5 is 5.44mm, the first positioning groove 41 and the second positioning groove 42 are double-row diamond-shaped teeth, and the distance between the teeth 5 is 5.44 mm. The teeth 5 extend radially outwardly from the outer peripheral surface of the side bars, bottom bars 6 or spacer bars 4 and gradually decrease in width outwardly therefrom, thereby gradually decreasing the width of the positioning groove, resembling a wedge. Taking the first positioning groove 41 as an example, as shown in fig. 5, the partitioning bar 4 is formed with a row of teeth 5 at the left side portion thereof, the teeth 5 extend to the left side from the outer peripheral surface of the partitioning bar 4, and the width (dimension in the front-rear direction) thereof gradually decreases, and the first positioning groove 41 formed between the adjacent teeth 5 is substantially wedge-shaped. Other positioning grooves are similar and will not be described herein.
The left side of end plate 1 is equipped with first connecting hole 11, and first connecting hole 11 is a plurality of and sets up along upper and lower direction interval. The right side of the end plate 1 is provided with a plurality of second connecting holes 12, and the second connecting holes 12 are arranged at intervals in the vertical direction. The bottom of the end plate 1 is provided with a plurality of third connecting holes 13, and the third connecting holes 13 are arranged at intervals along the left-right direction. The middle part of the end plate 1 is provided with a fourth connecting hole 14, the fourth connecting hole 14 is positioned between the first connecting hole 11 and the second connecting hole 12, the fourth connecting hole 14 is a plurality of and is arranged along the up-down direction at intervals, wherein the end part of the first side rod 2 is inserted into the first connecting hole 11, the end part of the second side rod 3 is inserted into the second connecting hole 12, the end part of the bottom rod 6 is inserted into the third connecting hole 13, and the end part of the separation rod 4 is inserted into the fourth connecting hole 14.
The end plate 1 is made of PVDF (polyvinylidene fluoride), and is a highly non-reactive thermoplastic fluoropolymer. The first side rod 2, the second side rod 3, the bottom rod 6 and the separating rod 4 are carbon fiber rods with fluorine coatings on the surfaces, and the surfaces are treated by nano fluorine.
The first side rod 2, the second side rod 3, the bottom rod 6 and the separating rod 4 are respectively perpendicular to the plane where the end plate 1 is located, and the first side rod 2, the second side rod 3, the bottom rod 6 and the separating rod 4 extend in the front-back direction. Wherein the bottom bar 6 is at the bottom of the end plate 1, the first side bar 2 and the second side bar 3 are at both sides of the end plate 1, and the separation bar 4 is in the middle of the end plate 1. As can be seen from fig. 1 and 3, the first side bar 2, the second side bar 3 and the bottom bar 6 are mirror images of the spacer bar 4.
This substrate carrier of battery piece through increasing the connecting rod quantity in the substrate carrier, obtains two spaces that can load half silicon chip, and the quantity of loading battery piece is the twice of conventional substrate carrier, has promoted carrier's space utilization effectively.
In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As used herein, the terms "comprises" and "comprising" are intended to be inclusive and mean that there may be additional steps or elements other than the listed steps or elements. As used herein, the term "and/or" includes any combination of one or more of the associated listed items.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and are preferred embodiments, which are intended to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the scope of the present invention. All equivalent changes or modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (10)
1. A substrate bearing device of a battery piece comprises two end plates, a first side rod, a second side rod and a bottom rod, wherein the two end plates are arranged oppositely, the first side rod is connected between the left side parts of the two end plates, the second side rod is connected between the right side parts of the two end plates, the bottom rod is connected between the bottom side parts of the two end plates, the number of the bottom rods is at least two, a first loading space for loading sliced substrates is formed among the first side rod, at least one bottom rod and the left side of the separation rod, and a second loading space for loading the sliced substrates is formed among the second side rod, at least one bottom plate and the right side of the separation rod.
2. The substrate carrier device according to claim 1, wherein the left side portion of the partition bar is provided with a plurality of first positioning grooves for insertion of the right edge of the sliced substrate in the first loading space, the right side portion of the partition bar is provided with a plurality of second positioning grooves for insertion of the left edge of the sliced substrate in the second loading space, the plurality of first positioning grooves are provided at intervals in the length direction of the partition bar, and the plurality of second positioning grooves are provided at intervals in the length direction of the partition bar.
3. The substrate carrier of claim 2, wherein the first detent and the second detent are aligned with or offset from each other.
4. The substrate carrier of claim 2, wherein a third detent is provided on a right side of the first side bar and a fourth detent is provided on an upper side of the bottom bar to the left of the spacer bar, the first detent, the third detent and the fourth detent being aligned with one another; and a fifth positioning groove is formed in the left side part of the second side rod, a sixth positioning groove is formed in the upper side part of the bottom rod on the right side of the separating rod, and the second positioning groove, the fifth positioning groove and the sixth positioning groove are aligned with each other.
5. A substrate carrier according to claim 2 or 4, wherein each detent is formed by two spaced apart teeth.
6. The substrate carrier device according to claim 1, wherein each of said end plates has a first connecting hole formed in a left side portion thereof, a second connecting hole formed in a right side portion thereof, at least a third connecting hole formed in a bottom side portion thereof, and a fourth connecting hole formed in a middle portion thereof, said fourth connecting holes being located between said first connecting hole and said second connecting hole and between two adjacent ones of said third connecting holes, wherein an end portion of said first side bar is inserted into said first connecting hole, an end portion of said second side bar is inserted into said second connecting hole, an end portion of said bottom bar is inserted into said third connecting hole, and an end portion of said spacer bar is inserted into said fourth connecting hole.
7. The substrate carrier device according to claim 6, wherein the first connecting holes are plural and spaced apart in an up-down direction, and one of the first side bars is inserted into each of the first connecting holes; the second connecting holes are multiple and are arranged at intervals along the vertical direction, and each second connecting hole is inserted with one second side rod; the plurality of third connecting holes are arranged at intervals in the left-right direction, and one bottom rod is inserted into each third connecting hole; the fourth connecting holes are multiple and are arranged at intervals in the vertical direction, and one separating rod is inserted into each fourth connecting hole.
8. The substrate carrier of claim 1, wherein the end plate is a PVDF plate; and/or the first side rod, the second side rod, the bottom rod and the separating rod are carbon fiber rods with fluorine coatings on the surfaces.
9. The substrate carrier of claim 1, wherein the first side bar, the second side bar, the bottom bar, and the separator bar are each perpendicular to a plane in which the end plate lies.
10. The substrate carrier of claim 1, wherein the first side bar and the second side bar are mirror images of the spacer bar; the bottom rods are in mirror symmetry with respect to the separating rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123173735.9U CN216563044U (en) | 2021-12-16 | 2021-12-16 | Substrate bearing device of battery piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123173735.9U CN216563044U (en) | 2021-12-16 | 2021-12-16 | Substrate bearing device of battery piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216563044U true CN216563044U (en) | 2022-05-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123173735.9U Active CN216563044U (en) | 2021-12-16 | 2021-12-16 | Substrate bearing device of battery piece |
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| CN (1) | CN216563044U (en) |
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2021
- 2021-12-16 CN CN202123173735.9U patent/CN216563044U/en active Active
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