CN114244263B - Modularized fast spliced photovoltaic assembly - Google Patents
Modularized fast spliced photovoltaic assembly Download PDFInfo
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- CN114244263B CN114244263B CN202111542649.2A CN202111542649A CN114244263B CN 114244263 B CN114244263 B CN 114244263B CN 202111542649 A CN202111542649 A CN 202111542649A CN 114244263 B CN114244263 B CN 114244263B
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- 230000000712 assembly Effects 0.000 claims abstract description 49
- 238000000429 assembly Methods 0.000 claims abstract description 49
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 28
- 229910052802 copper Inorganic materials 0.000 claims description 26
- 239000010949 copper Substances 0.000 claims description 26
- 230000002787 reinforcement Effects 0.000 claims description 24
- 239000003351 stiffener Substances 0.000 claims description 5
- 229910000679 solder Inorganic materials 0.000 claims description 4
- 239000002436 steel type Substances 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 4
- 238000003466 welding Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 241000826860 Trapezium Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S30/00—Structural details of PV modules other than those related to light conversion
- H02S30/10—Frame structures
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/30—Electrical components
- H02S40/36—Electrical components characterised by special electrical interconnection means between two or more PV modules, e.g. electrical module-to-module connection
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Photovoltaic Devices (AREA)
Abstract
The invention provides a modularized fast spliced photovoltaic assembly, which comprises a plurality of module assemblies and a final assembly connector, wherein the module assemblies are connected in series and/or in parallel; the module assembly comprises a laminated piece, an upper frame, a lower frame, a left frame and a right frame which are inserted and connected with the periphery of the laminated piece; the assembly connector comprises a positive connector connected with the upper frames of all the module assemblies and a negative connector connected with the lower frames of all the module assemblies. The invention has ingenious design and simple structure, can be used as a simple solar cell module, reduces the transportation and installation cost of the module, reduces the replacement cost after the module is damaged, and is suitable for wide application of various modules.
Description
Technical Field
The invention relates to the field of photovoltaic modules, in particular to a modularized rapid spliced photovoltaic module.
Background
With the increasing shortage of global energy, the use of solar energy is also becoming more and more important. The application area of the solar photovoltaic module is wider and wider, and relates to a plurality of industries and fields. At present, a certain number of single-chip batteries are sealed into a solar battery assembly in a serial and parallel mode, and the solar battery assembly is mainly manufactured and used by a polycrystal/monocrystal/HJT/TOPCon and a positive/half-chip assembly. At present, component manufacturers mainly comprise jin-Nei, longji, jingke and the like.
However, the number of battery pieces used by the existing photovoltaic module is increased, the size of the module is increased, and transportation and installation are difficult; meanwhile, the existing photovoltaic module is very expensive, and if one module is damaged, the cost loss is very large.
Disclosure of Invention
The invention aims to solve the technical problems of large assembly, assembly replacement and high transportation and installation cost in the existing photovoltaic industry.
In order to solve the problems, the invention provides a modularized rapid spliced photovoltaic module, which adopts the following technical scheme:
a modularized fast spliced photovoltaic assembly comprises a plurality of module assemblies and a final assembly connector, wherein the module assemblies are connected in series and/or in parallel; the module assembly comprises a laminated piece, and an upper frame, a lower frame, a left frame and a right frame which are arranged on the periphery of the laminated piece; the upper frame comprises an upper bottom frame and an upper connecting frame, and the upper bottom frame is of a rectangular frame structure with one end open; the upper connecting frame is of a strip-shaped structure with a trapezoid cross section, a stepped hole is formed in the middle of the upper connecting frame, the elastic piece is arranged in the stepped hole through an elastic piece mounting seat, a spring is arranged between the elastic piece and the elastic piece mounting seat, a copper bottom plate is arranged below the elastic piece mounting seat, and a vertical section of the bus bar positioned above passes through the upper bottom frame and is fixed between the elastic piece mounting seat and the copper bottom plate at the free end; the lower frame comprises a lower bottom frame and a lower connecting frame, and the lower bottom frame is of a rectangular frame structure with one end open; the lower connecting frame is of a frame-shaped structure with a trapezoid cross section and an open end, and a trapezoid cavity is formed in the middle; the top surface of the lower connecting frame is provided with a head cover, and the vertical section of the bus bar positioned below passes through the lower bottom frame to be connected with the top surface of the head cover; the left frame comprises a left bottom frame and a left connecting frame, the left bottom frame is of a rectangular frame structure with one end open, and the left connecting frame is of a strip-shaped structure with a trapezoid cross section; the right frame comprises a right bottom frame and a right connecting frame; the right bottom frame is a rectangular frame with one end open, the right connecting frame is a frame structure with a trapezoid cross section and one end open, and a trapezoid cavity is formed in the middle; the assembly connector comprises a positive connector connected with the upper frames of all the module assemblies and a negative connector connected with the lower frames of all the module assemblies.
In the above technical scheme, the laminate comprises a panel, a back plate and at least one battery piece arranged between the panel and the back plate, bus bars are arranged at the upper end and the lower end of the battery piece, and the battery piece is connected with the bus bars at the two ends through a plurality of welding strips; the bus bar is T-shaped, and the vertical section extends out of the panel and the backboard.
In the above technical solution, when the number of the battery pieces in the laminate is multiple, the multiple battery pieces are connected in series through the welding strip.
In the above technical solution, the upper side of the laminate is inserted into the upper bottom frame cavity, the lower side of the laminate is inserted into the lower bottom frame cavity, the left side of the laminate is inserted into the left bottom frame cavity, and the right side of the laminate is inserted into the right bottom frame cavity.
In the above technical scheme, the bottom surface of the head cover forms an arc-shaped groove, and the shape and the size of the groove are matched with the elastic piece.
In the technical scheme, the cavity of the lower connecting frame is matched with the shape and the size of the upper connecting frame; the cavity of the right connecting frame is matched with the shape and the size of the left connecting frame.
In the above technical scheme, the positive connector comprises a connector male head and a positive seat, the positive seat is in a channel steel structure, two side walls of the positive seat are inwards inclined, a trapezoid cavity is formed in the middle of the positive seat, a positive convex ring is formed at the top of the positive seat, a connecting cover is embedded at the top of the positive seat, surrounded by the positive convex ring, a positive copper piece bottom plate is arranged at the top of the connecting cover, an arc groove is formed in the bottom surface of the connecting cover, and the positive connector is electrically connected with the positive copper piece bottom plate; the anode copper piece bottom plate is connected with a module assembly outgoing line through a connecting cover, and assembly current is led out. The trapezoid cavity of the positive electrode seat is matched with the upper connecting frame of the upper frame.
In the above technical scheme, the negative electrode connector comprises a connector female head and a negative electrode seat, wherein the negative electrode seat is of a bar-shaped structure with an inverted trapezoid cross section, an inverted trapezoid cavity is formed in the middle of the negative electrode seat, a negative electrode elastic piece is arranged in the cavity through a mounting seat, and a negative electrode spring is arranged at the bottom of the negative electrode elastic piece; a negative convex ring is formed in the middle of the bottom of the negative spring, a negative copper piece bottom plate is embedded in the bottom surface of the negative seat surrounded by the negative convex ring, the negative copper piece bottom plate is in contact with the negative spring, and the negative connector is electrically connected with the negative copper piece bottom plate. The negative electrode seat is matched with the lower connecting frame.
In the technical scheme, the device further comprises a reinforcement, wherein the reinforcement comprises a left reinforcement which is spliced with the left frames of all the module assemblies and a right reinforcement which is spliced with the right frames of all the module assemblies; the cross section of the left reinforcement is C-shaped, and the shape of the inner cavity is matched with that of the left connecting frame; the top and bottom surfaces of the left reinforcement are inclined planes and incline towards the center; the right reinforcement comprises integrated into one piece's planking and sand grip, and the planking is flat board structure, and the sand grip transversal personally submits trapezium, and cooperatees with the draw-in groove of right joint frame.
In the above technical solution, when a plurality of module assemblies are connected in series, the upper frame and the lower frame of the adjacent module assemblies are spliced to realize the series connection; when a plurality of module assemblies are connected in parallel, the left frame and the right frame of the adjacent module assemblies are spliced to realize parallel connection; when a plurality of module assemblies are connected in series and then connected in parallel, after the upper frame and the lower frame of the adjacent module assemblies are connected in an inserting mode, the left frame and the right frame of the adjacent module assemblies are connected in an inserting mode.
The beneficial effects of the invention are as follows:
the invention provides a modularized rapid spliced photovoltaic module which is ingenious in design, simple in structure, capable of being used as a simple solar module, capable of reducing the transportation and installation cost of the module, further capable of reducing the replacement cost after the module is damaged, and suitable for wide application of various modules.
Drawings
FIG. 1 is a front view of a laminate of a modular, fast-splice photovoltaic module of the present invention;
FIG. 2 is a cross-sectional view of a laminate of the modular, fast-splice photovoltaic module of the present invention;
FIG. 3 is a front view of a module assembly in a modular, fast splice photovoltaic module of the present invention;
FIG. 4 is a cross-sectional view taken along the direction A-A in FIG. 3 in accordance with the present invention;
FIG. 5 is an enlarged view of a portion C of FIG. 4 in accordance with the present invention;
FIG. 6 is an enlarged view of a portion D of FIG. 4 in accordance with the present invention;
FIG. 7 is a cross-sectional view taken along line B-B of FIG. 3 in accordance with the present invention;
FIG. 8 is a front view of a left reinforcement in a modular, fast-splice photovoltaic module of the present invention;
FIG. 9 is a top view of a left reinforcement in a modular, fast-splice photovoltaic module of the present invention;
FIG. 10 is a front view of a right stiffener in a modular, fast-splice photovoltaic module of the present invention;
FIG. 11 is a top view of a right stiffener in a modular, fast-splice photovoltaic module of the present invention;
FIG. 12 is a front view of an anode connector in a modular, fast-splice photovoltaic module of the present invention;
FIG. 13 is a side view of an anode connector (omitting the male connector) in a modular, fast-splice photovoltaic module of the present invention;
fig. 14 is a top view of the positive connector (omitting the male connector) in the modular fast-splice photovoltaic module of the present invention;
FIG. 15 is a front view of a negative connector in a modular, quick splice photovoltaic module of the present invention;
FIG. 16 is a side view of a negative connector (with the female connector omitted) in a modular, quick-splice photovoltaic module of the present invention;
FIG. 17 is a bottom view of the negative connector (with the female connector head omitted) of the modular quick-splice photovoltaic module of the present invention;
FIG. 18 is a schematic diagram of a serial connection of two module assemblies according to embodiment 1 of the present invention;
FIG. 19 is a schematic view (partially cut-away) showing the assembled structure of the upper and lower frames of the two module assemblies of embodiment 1 of the present invention when connected in series;
FIG. 20 is a schematic diagram of a structure in which four module assemblies of embodiment 2 of the present invention are connected in series and then connected in parallel;
fig. 21 is a front view of the positive electrode connector employed in embodiment 2 of the present invention;
FIG. 22 is a top view of the positive electrode connector used in embodiment 2 of the present invention (omitting the male connector);
fig. 23 is a front view of the negative electrode connector employed in embodiment 2 of the present invention;
fig. 24 is a bottom view of the negative electrode connector used in embodiment 2 of the present invention (the connector female is omitted).
Wherein:
1 Module assembly
11 laminate
111 face plate 112 backplate
113 battery piece 114 bus bar
115 welding strip
12 upper frame
121 upper bottom frame 122 upper connecting frame
123 copper bottom plate 124 elastic piece mount pad
125 spring 126 spring
13 lower frame
131 lower bottom frame 132 lower connecting frame
133 head cover 134 groove
14 left side frame
141 left bottom frame 142 left connecting frame
15 right side frame
151 right bottom frame 152 right connection frame
21 positive connector
Positive electrode base of 211 connector male head 212
213 positive convex ring 214 positive copper piece bottom plate
215 connection cover
22 negative electrode connector
Female head 222 negative electrode base of 221 connector
223 negative convex ring 224 negative copper piece bottom plate
225 negative electrode elastic piece 226 negative electrode spring
31 left reinforcement
32 right reinforcement
321 outer plate 322 rib.
Detailed Description
The following describes in further detail the embodiments of the present invention with reference to the drawings and examples.
The invention provides a modularized rapid spliced photovoltaic assembly, which comprises at least one module assembly 1 and a final assembly connector;
as shown in fig. 3 and 4, the module assembly 1 includes a laminate 11, and an upper frame 12, a lower frame 13, a left frame 14 and a right frame 15 disposed around the laminate 11;
as shown in fig. 1 and 2, the laminate 11 includes a front panel 111, a back panel 112, and at least one battery piece 113 disposed therebetween, wherein bus bars 114 are disposed at upper and lower ends of the battery piece 113, and the battery piece 113 is connected to the bus bars 114 at both ends by a plurality of solder strips 115; the bus bars 114 are arranged in a T shape, and the vertical sections extend out of the front panel 111 and the back panel 112; when the number of the battery pieces 113 in the laminate 11 is plural, the plural battery pieces 113 are connected in series by the solder tape 115, and in this embodiment, two battery pieces 113 are provided.
As shown in fig. 5, the upper frame 12 includes an integrally formed upper bottom frame 121 and an upper connecting frame 122, the upper bottom frame 121 is a rectangular frame structure with one end open, and the upper side of the laminate 11 is inserted into the cavity of the upper bottom frame 121; the upper connecting frame 122 is of a strip-shaped structure with a trapezoid cross section, a stepped hole is formed in the middle of the upper connecting frame, the elastic piece 125 is arranged in the stepped hole through the elastic piece mounting seat 124, a spring 123 is arranged between the elastic piece 125 and the elastic piece mounting seat 124, a copper bottom plate 123 is arranged below the elastic piece mounting seat 124, and the vertical section of the bus bar 114 positioned above passes through the upper bottom frame 121 and the free end of the vertical section is fixed between the elastic piece mounting seat 124 and the copper bottom plate 123;
as shown in fig. 6, the lower frame 13 includes a lower base frame 131 and a lower connecting frame 132 that are integrally formed, the lower base frame 131 is a rectangular frame structure with one end open, and the lower side of the laminated member 11 is inserted into the cavity of the lower base frame 131; the lower connecting frame 132 is a frame structure with a trapezoid cross section and one end being open, a trapezoid cavity is formed in the middle, and the cavity is matched with the upper connecting frame 122 in shape and size; a head cover 133 is arranged on the top surface of the lower connecting frame 132, and the vertical section of the bus bar 114 positioned below passes through the lower bottom frame 131 to be connected with the top surface of the head cover 133; the bottom surface of the head cover 133 forms an arc-shaped groove 134, and the shape and the size of the groove 134 are matched with those of the elastic piece 125;
as shown in fig. 7, the left frame 14 includes a left bottom frame 141 and a left connecting frame 142 that are integrally formed, the left bottom frame 141 is a rectangular frame structure with one end open, and the left connecting frame 142 is a strip structure with a trapezoidal section; the left side of the laminate 11 is inserted into the cavity of the left bottom frame 141;
as shown in fig. 7, the right frame 15 includes a right bottom frame 151 and a right connecting frame 152 which are integrally formed; the right bottom frame 151 is a rectangular frame with one open end, the right connecting frame 152 is a frame structure with a trapezoid cross section and one open end, a trapezoid cavity is formed in the middle, and the cavity is matched with the left connecting frame 142 in shape and size; the right side of the laminate 11 is inserted into the cavity of the right bottom frame 151;
the final assembly connector includes a positive connector 21 connected to the upper frames 12 of all the module assemblies 1 and a negative connector 22 connected to the lower frames 13 of all the module assemblies 1. The final assembly connector leads out the current of all the modular components which are completed by modular rapid splicing.
As shown in fig. 12 to 14, the positive connector 21 includes a male connector 211 and a positive seat 212, the positive seat 212 is in a channel steel structure, two side walls of the positive seat are inclined inwards, a trapezoidal cavity is formed in the middle of the positive seat, a positive convex ring 213 is formed at the top of the positive seat 212, a connecting cover 215 is embedded at the top of the positive seat 212, which is surrounded by the positive convex ring 213, a positive copper piece bottom plate 214 is arranged at the top of the connecting cover 215, an arc groove is formed at the bottom surface of the connecting cover, and the positive connector 21 is electrically connected with the positive copper piece bottom plate 214; the bottom plate 214 of the positive copper piece is connected with the elastic piece of the outgoing line of the module assembly through the connecting cover 215, and the assembly current is led out. The trapezoidal cavity of the positive electrode base 212 is matched with the upper connecting frame 122 of the upper frame 12.
As shown in fig. 15 to 17, the negative electrode connector 22 includes a connector female head 221 and a negative electrode seat 222, the negative electrode seat 222 has a bar-shaped structure with an inverted trapezoid cross section, an inverted trapezoid cavity is formed in the middle, a negative electrode elastic member 225 is disposed in the cavity through a mounting seat, and a negative electrode spring 226 is disposed at the bottom of the negative electrode elastic member 225; a negative convex ring 223 is formed in the middle of the bottom of the negative spring, a negative copper piece bottom plate 224 is embedded in the bottom surface of the negative seat 222 surrounded by the negative convex ring 223, the negative copper piece bottom plate 224 is contacted with the negative spring 226, and the negative connector 22 is electrically connected with the negative copper piece bottom plate 224. The negative electrode holder 222 is engaged with the lower connection frame 132.
When a plurality of module assemblies 1 are required to be connected in series, the upper frames 12 and the lower frames 13 of the adjacent module assemblies 1 are spliced to realize series connection; when a plurality of module assemblies 1 are required to be connected in parallel, the left frame 14 and the right frame 15 of the adjacent module assemblies 1 are spliced to realize parallel connection; meanwhile, a plurality of module assemblies 1 can be connected in series and then in parallel at first, and can be spliced at will according to actual requirements.
In this embodiment, in order to improve the firmness of the whole spliced module assemblies, a reinforcement is further provided, and the reinforcement includes a left reinforcement 31 spliced with the left frames 14 of all the module assemblies 1 and a right reinforcement 32 spliced with the right frames 15 of all the module assemblies 1; the cross section of the left reinforcement 31 is C-shaped, and the shape of the inner cavity is matched with that of the left connecting frame 142; the top and bottom surfaces of the left reinforcement 31 are inclined surfaces and incline towards the center; the right reinforcement 32 is composed of an integrally formed outer plate 321 and a raised line 322, the outer plate 321 is of a flat plate structure, and the raised line 322 has a trapezoid cross section and is matched with the clamping groove of the right connection frame 152. The length dimension of the reinforcement is determined according to the total length of all the module assemblies 1 that are spliced.
Example 1
As shown in fig. 18 and 19, in this embodiment, two module assemblies are connected in series, and adjacent upper and lower frames are inserted, a left reinforcement with a length equal to the length of the two module assemblies is provided on the left side of the two module assemblies after the splicing, a right reinforcement with the same length is provided on the right side of the two module assemblies, the uppermost upper frame is inserted into the positive electrode connector shown in fig. 12 to 14, and the lowermost lower frame is inserted into the negative electrode connector shown in fig. 15 to 17.
Example 2
Based on embodiment 1, as shown in fig. 20, four groups of module assemblies are adopted in this embodiment, and a connection mode of parallel connection after series connection is adopted, that is, the upper module assembly and the lower module assembly are connected in series first, and then the left side and the right side are connected in parallel.
The structure of the positive electrode connector and the negative electrode connector adopted in the embodiment is shown in fig. 21 to 24, and since the spliced assembly is integrally provided with two upper frames 12 and two lower frames 13, the length dimensions of the positive electrode connector and the negative electrode connector, the dimensions of the positive and negative electrode convex rings, the lengths of the positive and negative electrode copper base plates, the number of the negative electrode elastic pieces and the number of related components are matched with the number of the upper frames 12 and the two lower frames 13.
And the structure of the positive electrode connector and the negative electrode connector, namely the number of the arranged parts, is determined by the final assembly connector according to the length of the whole module assembly after splicing and the number of the upper frame and the lower frame of the whole module assembly after splicing.
According to the invention, single or few battery pieces are connected in series for packaging, and the frames (made of aluminum alloy, stainless steel, hard plastic and other materials) are manufactured into clamping groove linked frames, so that the splicing of any number of modules is realized; the module assembly can connect different modules in series or in parallel according to the requirements, and a special assembly connector is used for leading out current.
The above embodiments are only for illustrating the present invention, not for limiting the present invention, and various changes and modifications may be made by one of ordinary skill in the relevant art without departing from the spirit and scope of the present invention, and therefore, all equivalent technical solutions are also within the scope of the present invention, and the scope of the present invention is defined by the claims.
Claims (10)
1. The modularized fast-spliced photovoltaic assembly is characterized by comprising a plurality of module assemblies (1) and a final assembly connector, wherein the module assemblies (1) are connected in series and/or in parallel;
the module assembly (1) comprises a laminated piece (11), and an upper frame (12), a lower frame (13), a left frame (14) and a right frame (15) which are arranged around the laminated piece (11);
the upper frame (12) comprises an upper bottom frame (121) and an upper connecting frame (122), and the upper bottom frame (121) is of a rectangular frame structure with one end open; the upper connecting frame (122) is of a strip-shaped structure with a trapezoid cross section, a stepped hole is formed in the middle of the upper connecting frame, an elastic piece (125) is arranged in the stepped hole through an elastic piece mounting seat (124), a spring (123) is arranged between the elastic piece (125) and the elastic piece mounting seat (124), a copper bottom plate (123) is arranged below the elastic piece mounting seat (124), and a vertical section of a bus bar (114) positioned above passes through the upper bottom frame (121) and is fixed between the elastic piece mounting seat (124) and the copper bottom plate (123) at the free end;
the lower frame (13) comprises a lower bottom frame (131) and a lower connecting frame (132), and the lower bottom frame (131) is of a rectangular frame structure with one end open; the lower connecting frame (132) is of a frame-shaped structure with a trapezoid cross section and an open end, and a trapezoid cavity is formed in the middle; a head cover (133) is arranged on the top surface of the lower connecting frame (132), and the vertical section of the bus bar (114) positioned below passes through the lower bottom frame (131) to be connected with the top surface of the head cover (133);
the left side frame (14) comprises a left bottom frame (141) and a left connecting frame (142), the left bottom frame (141) is of a rectangular frame structure with one end open, and the left connecting frame (142) is of a strip-shaped structure with a trapezoid cross section;
the right side frame (15) comprises a right bottom frame (151) and a right connecting frame (152); the right bottom frame (151) is a rectangular frame with one open end, the right connecting frame (152) is a frame structure with a trapezoid cross section and one open end, and a trapezoid cavity is formed in the middle;
the final assembly connector comprises a positive connector connected with the upper frames (12) of all the module assemblies (1) and a negative connector connected with the lower frames (13) of all the module assemblies (1).
2. The modular fast-splice photovoltaic module according to claim 1, wherein the laminate (11) comprises a front panel (111), a back panel (112) and at least one cell (113) disposed therebetween, the cell (113) having bus bars (114) disposed at both upper and lower ends thereof, the cell (113) being connected to the bus bars (114) at both ends thereof by a plurality of solder strips (115); the bus bars (114) are arranged in a T shape, and the vertical sections extend out of the front plate (111) and the back plate (112).
3. The modular fast splice photovoltaic module of claim 2, wherein when the cells (113) in the laminate (11) are multiple, the multiple cells (113) are connected in series by a solder strip (115).
4. The modular fast splice photovoltaic module of claim 1, wherein the laminate (11) upper side is inserted into the upper bottom frame (121) cavity, the laminate (11) lower side is inserted into the lower bottom frame (131) cavity, the laminate (11) left side is inserted into the left bottom frame (141) cavity, and the laminate (11) right side is inserted into the right bottom frame (151) cavity.
5. A modular fast splice photovoltaic module as claimed in claim 1, wherein the bottom surface of the header (133) defines an arcuate recess (134), the recess (134) being shaped and sized to mate with the resilient member (125).
6. The modular fast-splice photovoltaic module of claim 1, wherein the cavity of the lower connecting frame (132) is matched to the shape and size of the upper connecting frame (122); the cavity of the right connecting frame (152) is matched with the shape and the size of the left connecting frame (142).
7. The modular fast-spliced photovoltaic module according to claim 1, wherein the positive connector (21) comprises a connector male head (211) and a positive base (212), the positive base (212) is of a channel steel type structure, two side walls of the positive base are arranged in an inward inclined mode, a trapezoid cavity is formed in the middle of the positive base, a positive convex ring (213) is formed at the top of the positive base (212), a connecting cover (215) is embedded at the top of the positive base (212) surrounded by the positive convex ring (213), a positive copper piece bottom plate (214) is arranged at the top of the connecting cover (215), an arc groove is formed at the bottom surface of the positive connector (21) and the positive copper piece bottom plate (214) are electrically connected; the anode copper piece bottom plate (214) is connected with a module assembly outgoing line (elastic piece) through a connecting cover (215) to lead out assembly current; the trapezoid cavity of the positive electrode base (212) is matched with the upper connecting frame (122) of the upper frame (12).
8. The modular fast-spliced photovoltaic module according to claim 1, wherein the negative electrode connector (22) comprises a connector female head (221) and a negative electrode seat (222), the negative electrode seat (222) is of a bar-shaped structure with an inverted trapezoid cross section, an inverted trapezoid cavity is formed in the middle, the negative electrode elastic piece (225) is arranged in the cavity through the mounting seat, and a negative electrode spring (226) is arranged at the bottom of the negative electrode elastic piece (225); a negative convex ring (223) is formed in the middle of the bottom of the negative spring, a negative copper piece bottom plate (224) is embedded in the bottom surface of a negative seat (222) surrounded by the negative convex ring (223), the negative copper piece bottom plate (224) is in contact with the negative spring (226), a negative connector (22) is electrically connected with the negative copper piece bottom plate (224), and the negative seat (222) is matched with the lower connecting frame (132).
9. The modular fast-splice photovoltaic module according to claim 1, further comprising a stiffener comprising a left stiffener (31) plugged with the left side frame (14) of all module assemblies (1) and a right stiffener (32) plugged with the right side frame (15) of all module assemblies (1); the cross section of the left reinforcement (31) is C-shaped, and the shape of the inner cavity is matched with that of the left connection frame (142); the top and bottom surfaces of the left reinforcement (31) are inclined planes and incline towards the center; the right reinforcement (32) is composed of an integrally formed outer plate (321) and a raised line (322), the outer plate (321) is of a flat plate structure, and the cross section of the raised line (322) is trapezoid and is matched with the clamping groove of the right connection frame (152).
10. The modular fast-splice photovoltaic module according to claim 1, characterized in that when a plurality of said module assemblies (1) are connected in series, the upper (12) and lower (13) frames of adjacent module assemblies (1) are spliced, realizing a series connection; when a plurality of module assemblies (1) are connected in parallel, the left frame (14) and the right frame (15) of the adjacent module assemblies (1) are spliced to realize parallel connection; when a plurality of module assemblies (1) are connected in series and then connected in parallel, after the upper frame (12) and the lower frame (13) of the adjacent module assemblies (1) are connected in an inserted mode, the left frame (14) and the right frame (15) of the adjacent module assemblies (1) are connected in an inserted mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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