CN209402475U - Split type photovoltaic junction box - Google Patents
Split type photovoltaic junction box Download PDFInfo
- Publication number
- CN209402475U CN209402475U CN201920240240.7U CN201920240240U CN209402475U CN 209402475 U CN209402475 U CN 209402475U CN 201920240240 U CN201920240240 U CN 201920240240U CN 209402475 U CN209402475 U CN 209402475U
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- Prior art keywords
- box body
- diode
- copper sheet
- bottom end
- split type
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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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Abstract
The utility model discloses split type photovoltaic junction boxes, including box body, metalwork, copper sheet and lid, the side of the box body bottom end is provided with negative terminals, the other side of box body bottom end is provided with positive terminal simultaneously, the top of the positive terminal is provided with positive diode, the top of negative terminals is provided with cathode diode simultaneously, the bottom end of the positive terminal is fixed with electrode cable line, the bottom end of negative terminals is fixed with cathode cable simultaneously, copper sheet is provided between the anode diode and the top of cathode diode, and the top of copper sheet is evenly arranged with metalwork.The utility model is by being provided with metalwork and copper sheet, and metalwork and copper sheet collectively form conductive mechanism, simultaneously, metalwork and copper sheet are arranged to split type, are greatly saved material, reduce loss, in addition, the utility model small volume, is adapted for mount on glass curtain wall.
Description
Technical field
The utility model relates to photovoltaic applied technical field, specially split type photovoltaic junction box.
Background technique
Solar panel is the cell piece group being connected in series, and generallys use solar photovoltaic cell junction box
It realizes the electrical connection between photovoltaic module and inverter, electric current is collected, inexhaustible solar energy, because
It is increasingly had been favored by people for its safe, clean, environmental protection, but existing photovoltaic junction box there are many problems or lacks
It falls into:
First, traditional photovoltaic junction box is usually to install multiple diodes in inside, access multiple rows of cell piece group it
Between, such connection type is needed using more busbar, and loss is larger, and in addition terminal box size is all larger, is not suitable for installation
In on glass curtain wall；
Second, rainwater enters in terminal box traditional photovoltaic junction box in order to prevent, therefore between lid and box body usually
It is to use temperature resistant encapsulation glue by bonding in this way, be not easy to the metalwork inside docking wire box and replaced and repaired, simultaneously
Also be inconvenient to install；
The flame retardant effect of third, traditional photovoltaic junction box is poor, when junction box generates electric spark, is easy to connect
Wire box is burnt, and safety is lower.
Utility model content
The purpose of this utility model is to provide split type photovoltaic junction boxes, to solve damage mentioned above in the background art
Consume it is larger, replaced and repaired convenient for the metalwork inside docking wire box and problem that flame retardant effect is poor.
To achieve the above object, the utility model provides the following technical solutions: split type photovoltaic junction box, including box body,
Metalwork, copper sheet and lid, the side of the box body bottom end are provided with negative terminals, while the other side setting of box body bottom end
There is positive terminal, the top of the positive terminal is provided with positive diode, while the top of negative terminals is provided with
Cathode diode, the bottom end of the positive terminal are fixed with electrode cable line, at the same the bottom end of negative terminals be fixed with it is negative
Pole cable is provided with copper sheet between the anode diode and the top of cathode diode, and the top of copper sheet is uniformly arranged
There is metalwork, one end of the box body is provided with lid, and the bottom end of lid is provided with linking axis, the inside of the box side wall
It is evenly arranged with fire-retardant particle and fire retardant, while being provided with sealing ring on the inner sidewall of box body.
Preferably, the two sides on the box body top are provided with card slot, while the two sides on lid top are provided with and block
The mutually matched buckle of slot, and buckle between card slot in disassembly mounting structure.
Preferably, the inside of the box body is provided with and positive diode and the mutually matched pressure-bearing of cathode diode
Slot, and be in clamping structure between pressure tank and positive diode and cathode diode.
Preferably, the bottom end of the box body is provided with and is connected the mutually matched connecting groove of axis, and connecting groove be connected axis
Between in overturning structure.
Preferably, the metalwork is equally distributed on the top of copper sheet.
Preferably, the edge of the copper sheet is uniformly arranged fluted, while the edge of tray interior is evenly arranged with
With the mutually matched convex block of groove, and between convex block and groove be in snap-in structure.
Compared with prior art, the utility model has the beneficial effects that the split type photovoltaic junction box is structurally reasonable, have
Following advantages:
1, by being provided with metalwork and copper sheet, and metalwork and copper sheet collectively form conductive mechanism, meanwhile, metalwork and
Copper sheet is arranged to split type, is greatly saved material, loss is reduced, in addition, the utility model small volume, is adapted for mount on glass
On glass curtain wall.
It 2, by being provided with card slot, connecting groove, buckle and linking axis on lid, and is in turn between connecting groove and linking axis
Rotation structure facilitates installation lid, while locking under the mating reaction of card slot and buckle more securely, in addition, box body and lid
It is provided with sealing ring between body, effectively can prevent rainwater from entering in box body.
3, by being provided with fire-retardant particle and fire retardant between the side wall of box body, and fire-retardant particle and fire retardant are all made of
Polyurethane acroleic acid material substantially increases the high temperature resistance of box body, improves safety.
Detailed description of the invention
Fig. 1 faces the schematic diagram of the section structure for the utility model；
Fig. 2 is the positive structure diagram of the utility model；
Fig. 3 is the side elevational cross-section structural schematic diagram of the utility model box body；
Fig. 4 is the side elevational cross-section structural schematic diagram of the utility model card slot and buckle.
In figure: 1, box body；2, metalwork；3, card slot；4, convex block；5, groove；6, sealing ring；7, pressure tank；8, anode electricity
Cable；9, positive terminal；10, positive diode；11, connecting groove；12, copper sheet；13, cathode diode；14, negative terminal
End；15, cathode cable；16, it buckles；17, it is connected axis；18, lid；19, fire-retardant particle；20, fire retardant.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, a kind of embodiment provided by the utility model: split type photovoltaic junction box, including box body 1, gold
Belong to part 2, copper sheet 12 and lid 18, the side of 1 bottom end of box body and is provided with negative terminals 14, while the other side of 1 bottom end of box body
It is provided with positive terminal 9, the top of positive terminal 9 is provided with positive diode 10, while the top of negative terminals 14
It is provided with cathode diode 13, the bottom end of positive terminal 9 is fixed with electrode cable line 8, while the bottom end of negative terminals 14
It is fixed with cathode cable 15, the inside of box body 1 is provided with mutually matched with positive diode 10 and cathode diode 13
Pressure tank 7, and be in clamping structure between pressure tank 7 and positive diode 10 and cathode diode 13, setting in this way is conveniently replaceable
Positive diode 10 and cathode diode 13 are provided with copper sheet 12 between positive diode 10 and the top of cathode diode 13,
And the top of copper sheet 12 is evenly arranged with metalwork 2, metalwork 2 is equally distributed on the top of copper sheet 12, and setting in this way mentions
High to collect effect, the edge of copper sheet 12 is uniformly arranged fluted 5, at the same edge box body 1 inside be evenly arranged with and
The mutually matched convex block 4 of groove 5, and be in snap-in structure between convex block 4 and groove 5, setting in this way is conveniently replaceable metalwork 2, box
One end of body 1 is provided with lid 18, and the bottom end of lid 18 is provided with linking axis 17, and the bottom end of box body 1 is provided with and is connected axis
17 mutually matched connecting grooves 11, and connecting groove 11 be connected between axis 17 in overturning structure, in this way setting convenient for opening lid
18, the two sides on 1 top of box body are provided with card slot 3, at the same the two sides on 18 top of lid be provided with it is mutually matched with card slot 3
Buckle 16, and buckling between 16 and card slot 3 in disassembly mounting structure, is arranged is easily installed lid 18 in this way, 1 side wall of box body it is interior
Portion is evenly arranged with fire-retardant particle 19 and fire retardant 20, while sealing ring 6 is provided on the inner sidewall of box body 1.
Working principle: in use, first inwardly stirring the buckle 16 on lid 18, lid 18 is opened, then by cathode
Cable 15 is connect with one end of negative terminals 14, while again connecting electrode cable line 8 with one end of positive terminal 9,
Then the buckle 16 on lid 18 is clamped with card slot 3, is provided with sealing ring 6 between 1 box cover 18 of box body, keeps terminal box complete
Sealing, prevent rainwater from entering in terminal box, finally box body 1 be mounted on glass curtain wall again, and by cathode cable 15 with
The output end of photovoltaic module connects, then electrode cable line 8 is connect with the input terminal of inverter, realizes photovoltaic module and inverter
Between electrical connection, in addition, be provided with fire-retardant particle 19 and fire retardant 20 between the side wall of box body 1, and fire-retardant particle 19 and resistance
Combustion agent 20 is all made of polyurethane acroleic acid material, substantially increases the high temperature resistance of box body 1, improves safety.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (6)
1. split type photovoltaic junction box, including box body (1), metalwork (2), copper sheet (12) and lid (18), it is characterised in that: institute
The side for stating box body (1) bottom end is provided with negative terminals (14), while the other side of box body (1) bottom end is provided with positive terminal
It holds (9), the top of the positive terminal (9) is provided with positive diode (10), while the top of negative terminals (14) is set
It is equipped with cathode diode (13), the bottom end of the positive terminal (9) is fixed with electrode cable line (8), while negative terminals
(14) bottom end is fixed with cathode cable (15), is set between the anode diode (10) and the top of cathode diode (13)
It is equipped with copper sheet (12), and the top of copper sheet (12) is evenly arranged with metalwork (2), one end of the box body (1) is provided with lid
(18), and the bottom end of lid (18) is provided with linking axis (17), and the inside of box body (1) side wall is evenly arranged with fire-retardant particle
(19) and fire retardant (20) sealing ring (6) being provided with, while on the inner sidewall of box body (1).
2. split type photovoltaic junction box according to claim 1, it is characterised in that: the two sides on box body (1) top are equal
It is provided with card slot (3), while the two sides on lid (18) top are provided with and card slot (3) mutually matched buckle (16), and blocks
It detains between (16) and card slot (3) in disassembly mounting structure.
3. split type photovoltaic junction box according to claim 1, it is characterised in that: the inside of the box body (1) is respectively provided with
Have and positive diode (10) and cathode diode (13) mutually matched pressure tank (7), and pressure tank (7) and anode diode
It (10) is in clamping structure between cathode diode (13).
4. split type photovoltaic junction box according to claim 1, it is characterised in that: the bottom end of the box body (1) is provided with
Be connected axis (17) mutually matched connecting groove (11), and connecting groove (11) be connected between axis (17) in overturning structure.
5. split type photovoltaic junction box according to claim 1, it is characterised in that: the metalwork (2) is in copper sheet (12)
Top be equally distributed.
6. split type photovoltaic junction box according to claim 1, it is characterised in that: the edge of the copper sheet (12) is uniform
It is arranged fluted (5), while the edge of box body (1) inside is evenly arranged with and groove (5) mutually matched convex block (4), and
It is in snap-in structure between convex block (4) and groove (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920240240.7U CN209402475U (en) | 2019-02-26 | 2019-02-26 | Split type photovoltaic junction box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920240240.7U CN209402475U (en) | 2019-02-26 | 2019-02-26 | Split type photovoltaic junction box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209402475U true CN209402475U (en) | 2019-09-17 |
Family
ID=67899483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920240240.7U Active CN209402475U (en) | 2019-02-26 | 2019-02-26 | Split type photovoltaic junction box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209402475U (en) |
-
2019
- 2019-02-26 CN CN201920240240.7U patent/CN209402475U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200527 Address after: 214000 17-9 Changjiang South Road, Xinwu District, Wuxi City, Jiangsu Province Patentee after: Sanjun cable (Wuxi) Co., Ltd Address before: 214000 Building 404-2, No. 4, Longshan Road, Xinwu District, Wuxi City, Jiangsu Province Patentee before: Wuxi Sanjun Energy Technology Co.,Ltd. |