CN115173151A - Photovoltaic module wiring device for photovoltaic power generation - Google Patents
Photovoltaic module wiring device for photovoltaic power generation Download PDFInfo
- Publication number
- CN115173151A CN115173151A CN202210909996.2A CN202210909996A CN115173151A CN 115173151 A CN115173151 A CN 115173151A CN 202210909996 A CN202210909996 A CN 202210909996A CN 115173151 A CN115173151 A CN 115173151A
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- China
- Prior art keywords
- block
- limiting groove
- electric wire
- box body
- power generation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010248 power generation Methods 0.000 title claims abstract description 21
- 238000004804 winding Methods 0.000 claims abstract description 20
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
Images
Classifications
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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
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/08—Distribution boxes; Connection or junction boxes
- H02G3/14—Fastening of cover or lid to box
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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
- H02S40/34—Electrical components comprising specially adapted electrical connection means to be structurally associated with the PV module, e.g. junction boxes
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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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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention provides a photovoltaic assembly wiring device for photovoltaic power generation, which comprises: the limiting groove block is positioned in the junction box body, and an electric wire penetrates through the limiting groove block; the left side and the right side of the winding spool are fixed with the surface of the front end of the junction box body through connecting rods, and electric wires are wound on the surface of the winding spool; the arc-shaped supporting block is positioned at the upper end of the limiting groove block, and the lower end face of the arc-shaped supporting block is connected with the buffer spring. The invention solves the problems that the electric wire at the outer end of the junction box is placed outside all the year round and pulled by wind power and the like, so that the wiring position of the electric wire and the electric wire box is loosened, the electric quantity transmission is unstable, and the junction box does not have an anti-loosening structure.
Description
Technical Field
The invention relates to the field of photovoltaic module wiring, in particular to a photovoltaic module wiring device for photovoltaic power generation.
Background
The photovoltaic power generation is a technology for directly converting light energy into electric energy by utilizing a photovoltaic effect of a semiconductor interface, and mainly comprises a solar cell panel, a controller and an inverter, wherein the solar cell panel, the controller and the inverter need to be connected by using a junction box, but an electric wire at the outer end of the junction box is arranged outside all the year round and pulled by wind power and the like, so that the junction of the electric wire and the electric wire box is loosened, the electric quantity transmission is unstable, and the junction box does not have a loosening prevention structure.
Disclosure of Invention
In order to overcome the defects in the prior art, the photovoltaic module wiring device for photovoltaic power generation is provided so as to solve the problems that the wiring position of the electric wire and the wiring box is loosened due to the fact that the electric wire at the outer end of the wiring box is arranged outside all the year round and pulled by wind power and the like, so that electric quantity transmission is unstable, and the wiring box does not have an anti-loosening structure.
In order to achieve the above object, there is provided a photovoltaic module wiring device for photovoltaic power generation, comprising:
the limiting groove block is positioned inside the junction box body, and an electric wire penetrates through the limiting groove block;
the wire winding device comprises a winding spool, a wire winding box body and a wire winding device, wherein the winding spool is positioned at the front end of the wire connection box body, the left side and the right side of the winding spool are fixed with the surface of the front end of the wire connection box body through connecting rods, and wires are wound on the surface of the winding spool;
the arc-shaped supporting block is positioned at the upper end of the limiting groove block, and the lower end face of the arc-shaped supporting block is connected with the buffer spring.
Furthermore, the junction box body is connected with a box cover through a clamping block in a clamped mode, a fixing block is bonded to the left side wall and the right side wall of the junction box body, and fixing holes are formed in the surface of the fixing block.
Furthermore, the rear end of the electric wire is connected with a wiring terminal; and the wiring end is fixed in the wiring box body of the terminal, two groups of clamping blocks are fixed at the front end of the wiring box body, and the side end of the limiting groove block is welded with the connecting block.
Furthermore, the clamping block is pressed with the electric wire through the bolt assembly, the connecting block is fixed with the junction box body through screws, and the electric wire penetrates through the limiting groove block in an inverted U shape.
Furthermore, a small damper is fixed inside the limit groove block, and the upper end of the small damper is connected with a connecting plate block; and the upper surface of the connecting plate block is connected with a buffer spring.
Furthermore, the arc-shaped supporting block and the limiting groove block are of an anti-loosening structure in groove photovoltaic module wire connection, and a groove opening is formed in the surface of the upper end of the limiting groove block; and the upper end of the groove opening is provided with an arc-shaped supporting block.
Furthermore, a threading groove is formed in the limiting groove block, a lower pressing plate is attached to the inner wall of the threading groove, and the upper end of the lower pressing plate is connected with the limiting groove block through an adjusting stud.
Advantageous effects
The photovoltaic component wiring device for photovoltaic power generation utilizes the lower pressing plate in the limiting groove block to enable the lower pressing plate at the position of the threading groove in the limiting groove block to tightly press the electric wire in the limiting groove block, the arc-shaped supporting block is pushed by the small damper and the buffer spring to support the electric wire, the lead is in a U-shaped bulge, the photovoltaic component wiring device is enabled to have a looseness-proof structure, the force of pulling the electric wire by external force is effectively resisted and buffered, the pulling force applied to the wiring position of the photovoltaic component is reduced, the stability of the wiring end of the photovoltaic component is guaranteed, the electric wire is enabled to convey stable electric quantity, and the problem that the wiring box does not have the looseness-proof structure is solved.
Drawings
Fig. 1 is a schematic front view of a photovoltaic module wiring device for photovoltaic power generation according to an embodiment of the present invention.
Fig. 2 is a schematic cross-sectional structure view of a photovoltaic module wiring device for photovoltaic power generation according to an embodiment of the present invention.
FIG. 3 is a schematic side sectional view of a limiting groove block and an arc-shaped supporting block according to an embodiment of the present invention.
Fig. 4 is a schematic front end surface structure diagram of the limiting groove block and the arc-shaped supporting block according to the embodiment of the invention.
1. A junction box body; 11. a buckling block; 12. a box cover; 13. a fixed block; 14. a fixing hole; 2. an electric wire; 21. a terminal; 3. a clamping block; 31. a bolt assembly; 4. a limiting groove block; 41. a joining block; 42. a screw; 43. a notch opening; 44. a threading slot; 45. a miniature damper; 46. a lower pressing plate; 47. adjusting the stud; 5. winding the bobbin; 51. a connecting rod; 6. an arc-shaped supporting block; 61. a buffer spring; 62. the plates are connected.
Detailed Description
Referring to fig. 1 to 4, the present invention provides a photovoltaic module wiring device for photovoltaic power generation, including: a limit slot block 4, a winding spool 5 and an arc-shaped supporting block 6.
The winding spool 5 is located at the front end of the junction box body 1, the left side and the right side of the winding spool 5 are fixed with the front end surface of the junction box body 1 through the connecting rods 51, and the electric wire 2 is wound on the surface of the winding spool 5.
And the arc-shaped supporting block 6 is positioned at the upper end of the limiting groove block 4, and the lower end surface of the arc-shaped supporting block 6 is connected with a buffer spring 61.
The electric wire of terminal box outer end is arranged in the outside throughout the year, is dragged by wind-force etc. and it is not hard up to make the electric wire take place to become flexible with the wiring department of electric wire box, leads to the electric quantity to carry unstability, and the terminal box does not have the problem of locking structure that moves. Therefore, the photovoltaic component wiring device for photovoltaic power generation utilizes the lower pressing plate in the limiting groove block to tightly press the electric wire in the limiting groove block by the lower pressing plate at the position of the threading groove in the limiting groove block, the arc-shaped supporting block is pushed by the small damper and the buffer spring to support the electric wire, the lead is in a U-shaped bulge, the photovoltaic component wiring device has a looseness-proof structure, the force of pulling the electric wire by external force is resisted and buffered effectively, the pulling force applied to the wiring position of the photovoltaic component is reduced conveniently, the stability of the wiring end of the photovoltaic component is guaranteed, the electric wire is convenient to convey stable electric quantity, and the problem that the wiring box does not have the looseness-proof structure is solved.
The junction box body 1 is clamped with a box cover 12 through a clamping block 11, the left side wall and the right side wall of the junction box body 1 are bonded with fixing blocks 13, and fixing holes 14 are formed in the surfaces of the fixing blocks 13.
Fixed block 13 can laminate mutually with photovoltaic module, uses the screw to make junction box body 1 spiro union on photovoltaic module's shell through fixed orifices 14, be convenient for with the electric wire 2 of being connected between the photovoltaic module wiring.
The rear end of the electric wire 2 is connected with a terminal 21; and the wiring end 21 is fixed in the sub-wiring box body 1, two groups of clamping blocks 3 are fixed at the front end of the wiring box body 1, and a connecting block 41 is welded at the side end of the limiting groove block 4.
Two sets of chucking pieces 3 are used for two sets of electric wires 2 of joint, and the electric wire 2 winding that is worn out from 3 front ends of chucking pieces twines on winding spool 5 surfaces, conveniently accomodates longer electric wire 2, avoids 2 overlengths of electric wire to receive easily and pulls.
The clamping block 3 is pressed with the electric wire 2 through the bolt component 31, the connecting block 41 is fixed with the junction box body 1 through the screw 42, and the electric wire 2 penetrates through the limiting groove block 4 in an inverted U shape.
The electric wire 2 that wears out from 3 rear ends of chucking block runs through and gets into inside the spacing groove piece 4, at first wears into the threading groove 44 of spacing groove piece 4 front end, wears out from notch 43 again, wears out from the threading groove 44 of spacing groove piece 4 rear end again at last.
A small damper 45 is fixed inside the limit groove block 4, and the upper end of the small damper 45 is connected with a connecting plate block 62; and a buffer spring 61 is connected to the upper surface of the connection plate 62.
The small damper 45 plays a role of buffering support, and together with the buffer spring 61, resists the acting force pressed down by the stress of the arc-shaped supporting block 6, thereby facilitating the effective resistance and buffering of the force of pulling the electric wire by external force.
The anti-loosening structure is characterized in that the arc-shaped supporting block 6 and the limiting groove block 4 are connected through the groove photovoltaic module wires 2, and a notch 43 is formed in the upper end surface of the limiting groove block 4; and the upper end of the groove opening 43 is provided with an arc-shaped supporting block 6.
The arc-shaped supporting block 6 and the limiting groove block 4 are limited, supported and buffered, the tension force applied to the wiring position of the photovoltaic module is reduced, and the stability of the wiring end of the photovoltaic module is guaranteed. The upper surface of the arc-shaped supporting block 6 is attached to the U-shaped bulge of the electric wire 2.
The limiting groove block 4 is internally provided with a threading groove 44, the inner wall of the threading groove 44 is attached with a lower pressing plate 46, and the upper end of the lower pressing plate 46 is connected with the limiting groove block 4 through an adjusting stud 47.
The adjusting stud 47 is rotated to tightly press the lower pressing plate 46 on the surface of the electric wire 2 penetrating through the threading groove 44, so that the electric wire 2 in the threading grooves 44 on the front side and the rear side of the limiting groove block 4 can be conveniently pressed, and the pulling force is further resisted.
The photovoltaic module wiring device for photovoltaic power generation can effectively solve the problem that a wiring box does not have an anti-loosening structure, effectively resist and buffer the force of pulling wires by external force, ensure the stability of wiring ends of photovoltaic modules and is suitable for the photovoltaic module wiring device for photovoltaic power generation.
Claims (7)
1. The utility model provides a photovoltaic module termination for photovoltaic power generation which characterized in that includes:
the limiting groove block (4) is positioned inside the junction box body (1), and an electric wire (2) penetrates through the limiting groove block (4);
the wire winding device comprises a winding spool (5) which is positioned at the front end of a junction box body (1), wherein the left side and the right side of the winding spool (5) are fixed with the surface of the front end of the junction box body (1) through connecting rods (51), and an electric wire (2) is wound on the surface of the winding spool (5);
the arc-shaped supporting block (6) is positioned at the upper end of the limiting groove block (4), and the lower end face of the arc-shaped supporting block (6) is connected with the buffer spring (61).
2. The photovoltaic module wiring device for photovoltaic power generation as claimed in claim 1, wherein the junction box body (1) is connected with the box cover (12) in a clamping manner through a clamping block (11), fixing blocks (13) are bonded on the left side wall and the right side wall of the junction box body (1), and fixing holes (14) are formed in the surface of each fixing block (13).
3. The photovoltaic module wiring device for photovoltaic power generation as claimed in claim 1, wherein a terminal (21) is connected to a rear end of the electric wire (2); and wiring end (21) is fixed inside the sub-wiring box body (1), two sets of clamping blocks (3) are fixed at the front end of the wiring box body (1), and the side end of the limiting groove block (4) is welded with a connecting block (41).
4. The photovoltaic module wiring device for photovoltaic power generation as claimed in claim 3, wherein the clamping block (3) is pressed with the electric wire (2) through the bolt assembly (31), the connecting block (41) is fixed with the junction box body (1) through the screw (42), and the electric wire (2) is in an inverted U shape and penetrates through the limiting groove block (4).
5. The photovoltaic module wiring device for photovoltaic power generation as claimed in claim 1, wherein a small damper (45) is fixed inside the limiting groove block (4), and a connecting plate block (62) is connected to the upper end of the small damper (45); and the upper surface of the connecting plate (62) is connected with a buffer spring (61).
6. The photovoltaic module wiring device for photovoltaic power generation as claimed in claim 1, wherein the arc-shaped supporting block (6) and the limiting groove block (4) are of anti-loosening structure connected with the photovoltaic module wires (2), and the upper end surface of the limiting groove block (4) is provided with a notch (43); and the upper end of the groove opening (43) is provided with an arc-shaped supporting block (6).
7. The photovoltaic module wiring device for photovoltaic power generation as claimed in claim 1, wherein a threading groove (44) is formed in the limiting groove block (4), a lower pressing plate (46) is attached to the inner wall of the threading groove (44), and the upper end of the lower pressing plate (46) is connected with the limiting groove block (4) through an adjusting stud (47).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210909996.2A CN115173151A (en) | 2022-07-29 | 2022-07-29 | Photovoltaic module wiring device for photovoltaic power generation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210909996.2A CN115173151A (en) | 2022-07-29 | 2022-07-29 | Photovoltaic module wiring device for photovoltaic power generation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115173151A true CN115173151A (en) | 2022-10-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210909996.2A Pending CN115173151A (en) | 2022-07-29 | 2022-07-29 | Photovoltaic module wiring device for photovoltaic power generation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115173151A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117176068A (en) * | 2023-11-02 | 2023-12-05 | 山西省安装集团股份有限公司 | Junction device of photovoltaic power generation assembly |
-
2022
- 2022-07-29 CN CN202210909996.2A patent/CN115173151A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117176068A (en) * | 2023-11-02 | 2023-12-05 | 山西省安装集团股份有限公司 | Junction device of photovoltaic power generation assembly |
| CN117176068B (en) * | 2023-11-02 | 2024-01-12 | 山西省安装集团股份有限公司 | Junction device of photovoltaic power generation assembly |
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