CN108631431A - Solar energy charger - Google Patents
Solar energy charger Download PDFInfo
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- CN108631431A CN108631431A CN201810520172.XA CN201810520172A CN108631431A CN 108631431 A CN108631431 A CN 108631431A CN 201810520172 A CN201810520172 A CN 201810520172A CN 108631431 A CN108631431 A CN 108631431A
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- solar
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R35/00—Flexible or turnable line connectors, i.e. the rotation angle being limited
- H01R35/04—Turnable line connectors with limited rotation angle with frictional contact members
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
Abstract
Invention is related to one kind with frivolous solar-powered collapsible charger baby, belong to heliotechnics application field, is that solar panels volume becomes smaller and the compacter solar panel rapid wear brought of overall structure, poor reliability purpose of the present invention is to solve solar recharging with the key technology that volume becomes smaller.The technical characteristic of technical solution provided by the invention is encapsulated with multilayer circuit board, the connection of rotary shaft electrode, reliable to charge, Quick Extended solar battery array.The solar panels of mobile power are constituted, the extraction of shaft type electrode are transferred on back-contact battery chip patch pcb board, external connection charge controller, it is charging boxlike mobile power to constitute folding storage, and solar panels expansion confluence charges for battery charge controller energy storage.It is connected using core technology beryllium copper rotary shaft electrode, keeps electrical connectivity between enhancing electrode strong, it is wear-resisting, electric conductivity is high, it is highly reliable.
Description
Technical field
The invention discloses one kind with frivolous solar-powered collapsible charger baby, can Quick Extended solar panels light
Working face belongs to application of solar.
Background technology
In the internet big data epoch, electronic product is extremely abundant, portable mobile phone band, more and more digital electronic goods
Deng needing quick charge at any time.Especially as the change of people's trip mode, solar energy movable power supply comes into being, at
For essential belongings.Especially outdoors, areas without electricity, border sentry etc., solar energy movable power supply movement are not limited to
In open air, it is equally applicable to the solar energy movable power supply of other DIY needs.Solar energy movable power supply is more and more universal, solar energy
Battery（Plate）Electric energy is converted light radiation to, effect is directly proportional to light-receiving area.It is big that natural people will pursue light-receiving area, just
In the solar energy movable power supply of carrying.The research of solar energy movable power supply is developed towards high-effect portable direction, at present
It is existing may extend away, the product of folding storage.It is public such as a kind of extended position Solar energy chargers of Patent publication No CN105811530A
The storage box for being formed on charger baby ontology and storing folding flexible solar panel is opened, hinge between adjacent main substrate
Connection, solution charger baby is because solar cell plate suqare is small, the low puzzlement of charge efficiency.Problem is hinged particular technique
And its there is no open for details.Grant number CN205039769U discloses a kind of magnetic solar charger, is electrically connected with magnet
Solar components are electrically connected as ultrathin design with magnet, there are problems that a reliability.Patent announcement number
A kind of solar panels of CN100550435C and production method disclose solar panel single stack package technology, do not have
It is related to multilayer encapsulation technology.By above to the analysis of the prior art, solar energy movable power supply, wherein core component solar energy
Battery（Plate）, there are no solve to pacify after solar cell becomes frivolous using the higher multilayer encapsulation technology of measure of precision
Full reliability, including pressure resistance, wear resistance.
Invention content
In view of above to the analysis of the prior art and, present invention aims at break through the prior art
Bottleneck, solution overall construction design is more compact, beautiful, and the solar battery chip patch for solving core technology is sealed in PCB multilayers
Technical pattern design and encapsulation are filled, it is frivolous indeformable, with fast and easy charging.
Another object, solar components select efficient back contact solar chip, are encapsulated and are pasted using multilayer circuit board
Conjunction technology realizes that the connection of rotary shaft electrode, dismounting fold reliably.
Further object, solar cell module（Plate）Compressive resistance is strong, is hardly damaged, and is suitble to field, and weather conditions are severe,
Areas without electricity, the uses such as border sentry.
The technical solution of task is to realize the present invention：A kind of Solar energy charger is technically characterized in that described
Solar energy charger inline circuit on circuit boards is installed by N layers of pcb board and battery chip connect and be packaged into solar-electricity
Pond component is also known as solar panels, which has the extraction of rotary shaft electrode, can external connection battery charge controller and solar panels, composition can roll over
Overlapping is received as the boxlike mobile power that charges, and the expansion of described solar panels is in working condition and is filled for battery charge controller energy storage
Electricity.
Wherein, it is characterised in that described N layer pcb boards are also known as the encapsulation of N layer circuit boards, select Efficient back-contact formula solar energy
Chip and high-precision SMT chip mounters, battery chip are mounted on intraconnected copper coating pcb board, by glued membrane and transparent high score
Sub- material, which is integrated, to be laminated.
Wherein, rotary shaft electrode is drawn on described solar panels, which draws in solar panels both sides of the edge,
Wherein rotary shaft electrode in side is connect with battery charge controller external connection rotary shaft electrode, and other side rotary shaft extraction electrode external connection is another
The rotary shaft electrode electrical connection that one solar panels edge is drawn.
Wherein, for described solar panel folding storage in the charging box with battery charge controller, this fills box body
Including upper casing, middle shell and lower casing, on the box body harness have water-proof function USB interface and waterproof power switch and display power supply electricity
The light-guiding pillar of amount.
Wherein, described rotary shaft electrode is beryllium copper rotary shaft electrode, including inserts axis, umbrella shrapnel and takeup type jack structure
At.One, described slotting axis is the takeup type jack with connection sheet, and other end is with umbrella shrapnel and another with connection sheet
Takeup type jack is mutually inserted.
Wherein, described beryllium copper rotary shaft electrode is the coaxial electrode of positive and negative electrode insulation, and one carries connection sheet
Takeup type jack and a positive and negative electrode to insulate each other with umbrella shrapnel are mutually inserted and rotatable electrode electrical connection.
Wherein, described N layers of pcb board, including the metallization VIA of connection positive and negative electrode is distributed on every layer of pcb board, with
Back contact solar battery chip contact surface is first layer, is followed successively by the second layer to being realized by metallization VIA between N layers
Intraconnected circuit connects.
Wherein, described first layer positive and negative electrode metallization VIA, cathode metal via are located at the back-contact sun
The anode lower section of energy battery chip and the conducting of back contact solar battery chip anode, negative metal via, which is located to carry on the back, to be connect
It is connected with the cathode of back contact solar battery chip below the cathode of touch solar battery chip.
Wherein, positive and negative anodes conductive strips, positive conductive band are located at the anode gold of first layer on described second layer pcb board
Below categoryization via and the anode conducting of back contact solar battery chip, negative conductive band are located at the cathode gold of first layer
It is connected with the cathode of back contact solar battery chip below categoryization via.Positive and negative anodes test metallization VIA is connected to N
In the positive and negative anodes test point at the back side of the last pcb board of layer, the positive and negative anodes test point and back contact solar battery chip are just
Cathode is connected.
Implement present invention harvest and arrive unexpected good effect, the present invention is to merge the innovation of the prior art.Overcome pass
" bottleneck " of keyness technology solar panels electrode connection, is connected using core technology beryllium copper rotary shaft electrode, makes to be electrically connected between electrode
Connecing property is strong, wear-resisting, electric conductivity is high, and connection reliability is strong.After solving solar cell volume and becoming frivolous, generated its is answered
Power damage is higher, deformation and wear problem.
The embodiment of the present invention is designed using four laminate of PCB hardboards, it is therefore prevented that the excessive wear of battery back damages circuit.It is anti-
Pressure experiments have shown that, solar panels once damage, can directly replace solar panels by electrode connecting parts.Select high density material water
Close property is good, and back prevents product under high humidity weather time in use, being easy layering added with underwater paint.The plate surrounding of PCB is in order to do
To sufficiently thin, it is to increase its structural strength that copper-plating technique is selected on four sides.Solar components select efficient back contact solar core
Piece is divided into the component of same size by the double kinds of processing cuttings of laser and abrasive machine, with the chip mounter of high-precision SMT, accurate battle array
It is listed on pcb board, PCB selects the high rigidity plate of FR4, passes through intraconnected copper coating.
Description of the drawings
Fig. 1 is the overall structure diagram of the solar energy movable power supply of the present invention.
Fig. 2 is the Structure explosion diagram of back contact solar battery plate package assembling in Fig. 1.
Fig. 3 is the circuit board first layer structural schematic diagram in Fig. 2.
Fig. 4 is the portions A enlarged drawing in Fig. 3.
Fig. 5 is the circuit board second layer structural schematic diagram in Fig. 2.
Fig. 6 is the circuit board third schematic diagram of a layer structure in Fig. 2.
Fig. 7 is the circuit board four-layer structure schematic diagram in Fig. 2.
Fig. 8 is back contact solar battery package assembling in Fig. 1（The same below solar panel）Rotary shaft output
The attachment structure schematic diagram of electrode.
The operation principle further illustrated the present invention below in conjunction with attached drawing.
See that Fig. 1, charging box upper casing 1 have actuation magnet（The poles N）2, charging box lower casing 7 has actuation magnet（The poles S）2 ', it is built-in to turn over
Shaft 3, shell 4 and charging box lower casing 7 are set into charging box lower box body in charging box, built with charge-discharge control circuit plate.Under
Reversing shaft 3 is connect with charging box upper casing 2 built in box body.Rotary shaft electrode 5 is in positive axis connection solar panel 6 and charging box
18 electrode of charging-discharging controller is electrically connected, and rotary shaft electrode 5 ' is rotary-inversion axis and next piece of 5 solar panel of solar energy, every two pieces of groups
It closes, superposition can be interchanged and use.See Scroll jack 51 in Fig. 8, insert axis 52, umbrella shrapnel 53.Back contact solar battery
Component 6 is also known as solar panel, and circuit board 61 has back contact solar battery chip 62, glued membrane 63, transparent membrane thereon
64, edge copper sheet 65.Charging box lower casing 7, accumulator collision mat 9, accumulator 10, power switch water proof ring 11, power switch 12,
Power switch lid 13, battery capacity indication lamp 14, delivery outlet 15, input port 16, waterproof cover 17, charging-discharging controller 18.
See Fig. 3 circuit board first layers 611, battery chip positive bus bar 611-1, battery chip cathode metal hole 611-
2, battery chip negative bus bar 611-3, battery chip negative metal hole 611-4, battery chip position mark line 611-5,
Insulating film 611-6, copper-foil conducting electricity 611-7, component cathode metal hole 611-8, component negative metal hole 611-9, battery
Piece positive bus bar plated through-hole 611-10, battery chip negative bus bar plated through-hole 611-11, the test of battery chip anode
Point 611-12, battery chip cathode test point 611-13, battery chip anode wire jumper 611-14；Circuit board second layer 612, component
Positive convergent belt 612-1, component cathode convergent belt 612-2, battery chip positive and negative anodes series connection busbar 612-3, battery chip are just
Pole testing conductive 612-4, battery chip cathode testing conductive 612-5, battery chip cathode metal hole 611-2, battery
Chip negative metal hole 611-4, copper-foil conducting electricity 611-7, component cathode metal hole 611-8, component negative metal hole
611-9, battery chip anode convergent belt plated through-hole 611-10, battery chip cathode convergent belt plated through-hole 611-11；Circuit
Plate third layer 613, component positive conductive band 613-1, component negative conductive band 613-2, component anode test point plated through-hole
613-3, component cathode test point plated through-hole 613-4, copper-foil conducting electricity 611-7, component cathode metal hole 611-8, component are negative
Pole plated through-hole 611-9；The 4th layer 614 of circuit board, positive test point 614-1, cathode test point 614-2, copper-foil conducting electricity 611-
7, component cathode metal hole 611-8, component negative metal hole 611-9.
Specific implementation mode
Embodiment 1 Fig. 1 and Fig. 2 is 1 overall structure figure of embodiment, and Fig. 3 to Fig. 7 is that first layer to four-layer circuit board seals
Assembling structure schematic diagram.
Design battery capacity is 5000 milliampere hour, and photovoltaic input voltage 4.2V selects back contact solar battery chip,
Solar cell module 6 is by back contact solar battery chip 62 according to the battery chip position mark line of first layer 611
611-5 patches are encapsulated to circuit board 61, then by glued membrane 63 and transparent membrane 64,62 turns of back contact solar battery chip
Change the SUNPOWER products of efficiency 19%, battery chip 62 cuts 31X12mm, two group patterns of 10X2,10 battery chip sizes
Two groups of 31X12mm series connection is simultaneously unified into back contact solar battery component 6, shares four pieces of back contact solar battery components 6
At solar panels pass through rotary shaft electrode（Positive axis）5 and rotary shaft electrode（Rotary-inversion axis）5 ' are connected in parallel output electric energy to charge and discharge
Controller 18 controls accumulator 10 by charging-discharging controller 18, is charged to accumulator 10 by the input ports USB, outside delivery outlet 15
Connect power electronic equipment.
Fig. 3 shows that the edge of the first layer circuit board 611 is laid on copper-foil conducting electricity 611-7 and is having two groups of battery component respectively just
Pole plated through-hole 611-8, two groups of negative metal hole 611-9, correspond to back contact solar battery chip on first layer 611
The positive position of 62 back electrode is provided with 62 cathode metal hole 611-2 of many battery chips, and cathode position is provided with many batteries
Chip negative metal hole 611-4, battery chip 62 anode and cathode respectively with battery chip cathode metal hole 611-2 and
The hole 611-4 conductings of battery chip negative metal, battery chip cathode metal hole 611-2 and battery chip negative metal hole
611-4 extends through the second layer 612, and first layer 611 and the second layer 612 is made to be connected, the battery chip anode gold on first layer 611
Categoryization hole 611-2 converges on battery chip positive bus bar 611-1, and battery chip negative metal hole 611-4 confluences are in electricity
On chamber chip negative bus bar 611-3, on battery chip positive bus bar 611-1 and battery chip negative bus bar 611-3
It has been covered each by insulating film 611-6, has prevented the Anode and battery chip negative bus bar 611-3 conductings of battery chip 62, and
Cathode and the 611-1 conductings of battery chip positive bus bar for preventing battery chip 62, on battery chip positive bus bar 611-1
It is provided with battery chip positive bus bar plated through-hole 611-10, battery chip is provided on battery chip negative bus bar 611-3
Negative bus bar plated through-hole 611-11, battery chip positive bus bar plated through-hole 611-10 and battery chip negative bus bar
Plated through-hole 611-11 extend through the second layer 612 see Fig. 5 and the second layer 612 battery chip anode series connection busbar 612-5 and
Cathode series connection busbar 612-3 conductings.Glued membrane 63 corresponds to the second layer in the first layer 611 of transparent adhesive film 64 and battery chip 62
612 positions component cathode convergent belt 612-1 are equipped with battery chip anode wire jumper 611-14, by the battery on the second layer 612
Piece anode testing conductive 612-4 is connected in the conductive bar 612-4 of the disconnection by the positions component cathode convergent belt 612-1,
The positive and negative electrode extraction location of module edge is provided on component cathode metal hole 611-8 and component negative metal hole 611-9
Copper-foil conducting electricity 611-7 is covered, while running through the second layer 612, the conducting with the second layer 612 is realized, in the battery of the second layer 612
The final position of piece anode testing conductive 612-4 is corresponding with battery chip anode test point 611-12, in the electricity of the second layer 612
The final position of chamber chip cathode testing conductive 612-5 is corresponding with battery chip cathode test point 611-13, every to test
The electric performance test point of one piece of battery chip 612.
Component anode convergent belt 612-1 and the battery chip cathode metal hole for extending through the second layer on the second layer 612
611-2 is connected, and which part battery chip negative metal hole 611-4 avoids battery component anode convergent belt 612-1, battery pack
Part cathode convergent belt 612-2 and the hole 611-4 conductings of battery chip negative metal, which part battery chip cathode metal hole
611-2 avoids component cathode convergent belt 612-2, prevents cathode and anode short circuit, the battery chip positive and negative anodes series connection on the second layer
Busbar 612-3 is by the battery chip positive bus bar plated through-hole 611- for extending through the second layer of adjacent battery chip 611
10 and battery chip negative bus bar plated through-hole 611-11 is cascaded, and realizes the series connection of file battery chip 62, the
On two layer 612 a battery chip anode is drawn from the battery chip cathode metal hole 611-2 of each battery chip 62 respectively
The battery chip anode test point 611-12 conductings of testing conductive 612-7 and first layer, converge from the component cathode of the second layer
With the battery chip cathode test point 611- for drawing two battery chip cathode testing conductive 612-5 and first layer on 612-2
13 conductings, realization can be from the battery chip anode test point 611-12 and battery chip cathode test point 611- of first layer 611
The electrical property of 13 each piece of battery chips 62 of test.
It is in 7 fonts to have battery component positive conductive band 613-1 in circuit board third layer, and prefix is close to third layer edge
There is cathode metal hole 611-8 on area is larger, battery component negative conductive band 613-2 is shorter, there is battery component cathode thereon
Plated through-hole 611-9 has battery component positive and negative anodes plated through-hole 611-8 and 611-9 at two on copper-foil conducting electricity 611-7.
4 couples of copper-foil conducting electricity 611-7 are laid at 4th layer of 614 board edge, there is positive and negative positive and negative electrode metal respectively thereon
Change hole 611-8 and 611-9 and is correspondingly connected with conducting with third layer positive and negative electrode plated through-hole；Positive test point 614-1 penetrates through third
Layer 613 positive conductives band 613-1, cathode test point 614-2 perforation negative conductive bands 613-2.First layer is penetrated through to the 4th layer
There is U-shaped edge copper sheet 65 to be covered in component cathode metal hole 611-8 and component cathode at the positive and negative anodes extraction of board edge
It on the copper-foil conducting electricity 611-7 of plated through-hole 611-9 and is connected, rotary shaft positive and negative electrode 5 and 5 ' is separately mounted to edge copper sheet 65
The positive and negative anodes of upper realization and back contact solar battery component 6 are electrically connected.Charging box is by charging box upper casing 1 and charging box lower casing
7 are fastened by built-in turning axis 3, and charging-discharging controller 18 is placed in lower casing 7, and electricity is equipped on charging-discharging controller 18
Source switch 12, battery capacity indication lamp 14, delivery outlet 15 and input port 16, and expose from the downside of lower casing 7, it is installed on power switch 12
There are a power switch water proof ring 11 and power switch lid 13, the opening of delivery outlet 15 and input port 16 has waterproof cover 17 that can open,
Accumulator 10 is placed on charging-discharging controller 18, has accumulator collision mat 9 on accumulator 10, then covered by shell in charging box 4
Firmly, back contact solar battery component 6 is placed on after folding on middle shell 4, and actuation magnet is equipped on charging box upper casing 1（N
Pole）2 and actuation magnet is installed on charging box lower casing 7（The poles S）2 ', magnet is pulled together after fastening, and input interface 16 can
USB charging interface is connect to charge directly to accumulator 10.
2 circuit board of embodiment designs for double-layer structure, battery capacity be 6000 milliampere hour, photovoltaic input voltage 4.2V,
Battery chip 62 cuts 32X12mm, after the series connection of two group patterns of 11X2 and is unified into back contact solar battery component 6, selects 5 pieces of back ofs the body
The solar panels that contact solar battery component 6 is constituted, circuit board second layer edge are laid 4 pairs of copper-foil conducting electricities, are divided thereon
There are not positive and negative electrode plated through-hole and positive and negative anodes test point.It is other with embodiment 1.
The back contact solar battery package assembling that 3 circuit board of embodiment is three layers, design battery capacity are 6000
Milliampere hour, photovoltaic input voltage 4.2V are selected by contact solar battery chip, and battery chip 62 cuts 31X12mm, 10X2
Two group patterns, 10 two groups of battery chip size 31X12mm series connection are simultaneously unified into back contact solar battery component 6, share 6 pieces
Back contact solar battery component 6 other with embodiment 1.This implementation first layer and the second layer with example 1 first layer and
The 4th layer of 614 corresponding anode test point 614-1 and cathode test point 614-2 of embodiment 1 is arranged in this implementation the second layer
The back side of third layer.
4 PCB circuit board three-decker of embodiment, battery capacity are 7000 milliampere hour, photovoltaic input voltage 5.2V, 11x2
Two two groups of group pattern battery chip size 32X12mm connection in series-parallel, 5 pieces of back contact solar battery components 6 constitute solar panels battle array
Row, it is other with embodiment 3.It repeats no more.
5 the present embodiment of embodiment is extended pattern solar energy quick charger, and battery capacity is 8000 milliampere hour, and photovoltaic is defeated
Enter voltage 4.2V, PCB four-layer structure, selects the double-deck integrated layers of 0.25 thickness EVA+ patches lamination of frosting PET+, the surrounding of PCB
Side selects copper-plating technique to increase structural strength.Back contact solar battery component 6 selects 6 components, in addition carries polylith separation
The connection of battery component 6 of mostly band can be used, increases the work(of solar cell by back contact solar battery component 6 up
Rate realizes quick charge.
Claims (14)
1. a kind of Solar energy charger, it is characterised in that the solar panels of charger baby, the solar panels are mounted on by battery chip
It in PCB circuit board, is packaged into solar cell module and is also known as solar panels, which has the extraction of rotary shaft electrode, external connection charging control
Device and solar panels processed, constitute the solar recharging box of folding storage, which is a turnover axis connection
Upper casing and lower casing are equipped with magnet actuation in upper casing and lower casing.
2. a kind of Solar energy charger according to claim 1, it is characterised in that described PCB circuit board is N layers of circuit
Package board selects Efficient back-contact formula solar chip and high-precision SMT chip mounters, battery chip is mounted on intraconnected surface
On copper facing pcb board, it is integrated and is laminated by glued membrane and transparent polymer material.
3. a kind of Solar energy charger according to claim 1, it is characterised in that draw shaft on described solar panels
Formula electrode, the extraction electrode are drawn in solar panels both sides of the edge, wherein side rotary shaft electrode and battery charge controller external connection
Rotary shaft electrode connects, and the rotary shaft electrode that the other side another solar panels edge of rotary shaft extraction electrode external connection is drawn is electrically connected
It connects.
4. a kind of Solar energy charger according to claim 3, it is characterised in that draw described solar panels both sides of the edge
The rotation direction of the rotary shaft electrode gone out, rotary shaft electrode is a positive and a negative, is increased convenient for rapid deployment and external solar panels
Amount charging, realizes quick charge uninterruptible power supply.
5. a kind of Solar energy charger according to any one of claim 1 to 4, it is characterised in that described solar panel can
For folding storage in the charging box with battery charge controller, it includes upper casing, middle shell and lower casing that this, which fills box body, harness on the box body
The USB interface and waterproof power switch for having water-proof function, show the light-guiding pillar of electric quantity of power supply.
6. a kind of Solar energy charger according to any one of claim 1 to 4, it is characterised in that described rotary shaft electricity
Pole is beryllium copper rotary shaft electrode, including inserts axis, umbrella shrapnel and takeup type jack and constitute.
7. a kind of Solar energy charger according to claim 6, it is characterised in that described beryllium copper rotary shaft electrode can be one
The coaxial electrode of a positive and negative electrode insulation is that a takeup type jack and one with connection sheet carries the exhausted each other of umbrella shrapnel
The positive and negative electrode of edge is mutually inserted, rotatable electrode connecting parts.
8. a kind of Solar energy charger according to claim 1, it is characterised in that described N layers of pcb board, wherein on per laminate
It is distributed with the metallization VIA of connection positive and negative electrode, is first layer with back contact solar battery chip contact surface, successively
For the second layer connection perforation of intraconnected circuit is realized to metallization VIA is passed through between N layers.
9. a kind of Solar energy charger according to claim 8, it is characterised in that described first layer positive and negative electrode metal
Change via, cathode metal via is located at anode lower section and the back contact solar of back contact solar battery chip
Battery chip anode is connected, and negative metal via is located at below the cathode of back contact solar battery chip and back contacts
The cathode of formula solar battery chip is connected.
10. a kind of Solar energy charger according to claim 8, it is characterised in that have just on described second layer pcb board
Negative conductive band, positive conductive band is located at below the cathode metal via of first layer and back contact solar battery core
The anode conducting of piece, negative conductive band is located at below the negative metal via of first layer and back contact solar battery core
The cathode of piece is connected.
11. a kind of Solar energy charger according to any one of claim 8 to 10, it is characterised in that the described second layer
The metallization VIA of pcb board further includes cathode metal via and negative metal via, the cathode metal via of the second layer
On positive conductive band and the dislocation of the cathode metal via of first layer, the negative metal via of the second layer are located at cathode
It misplaces with the negative metal via of first layer on conductive strips.
12. a kind of Solar energy charger according to claim 8, it is characterised in that described in last layer of pcb board of N
Positive and negative anodes convergent belt on have positive and negative anodes test metallization VIA.
13. a kind of Solar energy charger according to claim 12, it is characterised in that described positive and negative anodes test metallization
Via is connected in the positive and negative anodes test point at the back side of charger baby n-th layer pcb board, the positive and negative anodes test point and the back-contact sun
The positive and negative anodes conducting of energy battery chip.
14. according to a kind of Solar energy charger described in claim 1, it is characterised in that described solar panels draw positive and negative rotary shaft
Electrode shaft, wherein the takeup type jack of positive shaft is upward, the takeup type jack for bearing shaft downward, is separately mounted to solar panels
The both sides of package assembling.
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| CN201810520172.XA CN108631431B (en) | 2018-05-28 | 2018-05-28 | Solar charger baby |
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| CN201810520172.XA CN108631431B (en) | 2018-05-28 | 2018-05-28 | Solar charger baby |
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| CN108631431B CN108631431B (en) | 2022-03-11 |
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