CN112103360A - MC4 plug seals effectual photovoltaic module - Google Patents
MC4 plug seals effectual photovoltaic module Download PDFInfo
- Publication number
- CN112103360A CN112103360A CN202011080510.6A CN202011080510A CN112103360A CN 112103360 A CN112103360 A CN 112103360A CN 202011080510 A CN202011080510 A CN 202011080510A CN 112103360 A CN112103360 A CN 112103360A
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- Prior art keywords
- plug
- photovoltaic module
- comprehensive pipe
- sealed
- utility tunnel
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- 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.)
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Links
- 238000007789 sealing Methods 0.000 claims abstract description 34
- 230000000903 blocking effect Effects 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims description 6
- 238000010248 power generation Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000000926 separation method Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 5
- 230000011218 segmentation Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 4
- 125000006850 spacer group Chemical group 0.000 description 4
- 235000012431 wafers Nutrition 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000011384 asphalt concrete Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/048—Encapsulation of modules
-
- 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
Abstract
The invention is suitable for the technical field of solar photovoltaic application, and provides a photovoltaic module with a good MC4 plug sealing effect, which comprises a photovoltaic module plate, a comprehensive pipe gallery, a sealing cover, an anode MC4 plug, a cathode MC4 plug, a blocking sleeve and a photovoltaic cable; the photovoltaic module board is located one side of utility tunnel, be provided with the edge in the utility tunnel a plurality of separation sleeves that the length direction interval of utility tunnel set up, install the utility tunnel of a plurality of separation sleeves through setting up to a plurality of separation sleeves are at interval distribution in the utility tunnel, have the hole that supplies anodal MC4 plug and negative pole MC4 plug to pass on partial separation sleeve, thereby can realize the space segmentation sealing in the utility tunnel, do not influence the installation of MC4 plug simultaneously. In addition, still through the manhole that sets up to be used for the access plug, the sealed lid that has the sealing washer of installation in the manhole has realized fully sealing to utility tunnel and MC4 plug.
Description
Technical Field
The invention belongs to the technical field of solar photovoltaic application, and particularly relates to a photovoltaic module with a good MC4 plug sealing effect.
Background
The solar power generation pavement technology is a clean energy technology developed in competition in all countries in the world, the solar power generation pavement technology fully utilizes clean solar resources, has wide road linear space, and paves metal materials such as monocrystalline silicon wafers, polycrystalline silicon wafers, thin film silicon wafers and the like capable of realizing photoelectric conversion on the pavement through advanced technology, special production technology and construction technology, so that the existing asphalt concrete pavement or cement concrete pavement becomes a huge solar energy collecting platform, and clean electric energy converted from solar energy is merged into a national power grid or collected to an energy storage system through electric elements and equipment, thereby providing sufficient electric energy for electric facilities such as street lamps, toll stations, tunnels, remote villages and the like along the road.
Based on the implementation and later-stage tracking observation of a comprehensive application test section project of a solar power generation pavement technology in an expressway, the situation that positive and negative MC4 plugs led out of a photovoltaic module plate are directly embedded in a road material filled in an electric power groove is found to be unfavorable for later-stage maintenance and repair, and the positive and negative MC4 plugs are easily damaged in the filling and repair construction of the electric power groove. In addition, when raining, accumulated water is in the grooves, rainwater can infiltrate from the connection position of the positive and negative MC4 plugs, the MC4 plugs are prone to heating or short circuit, and the working stability and durability of the positive and negative MC4 plugs are seriously affected.
Disclosure of Invention
The invention provides a photovoltaic module with a good MC4 plug sealing effect, and aims to solve the problems in the prior art.
The photovoltaic module with the good MC4 plug sealing effect comprises a photovoltaic module plate, a comprehensive pipe gallery, a sealing cover, an anode MC4 plug, a cathode MC4 plug, a blocking sleeve and a photovoltaic cable, wherein the photovoltaic module plate is connected with the comprehensive pipe gallery through the MC4 plug;
the photovoltaic module plate is positioned on one side of the comprehensive pipe rack, a plurality of blocking sleeves are arranged in the comprehensive pipe rack at intervals along the length direction of the comprehensive pipe rack, and inner holes for the positive MC4 plug and the negative MC4 plug to penetrate are formed in part of the blocking sleeves;
the top of the comprehensive pipe gallery is provided with a manhole for connecting, disconnecting and replacing the anode MC4 plug and the cathode MC4 plug in series; the upper cover of the access hole is provided with a sealing cover; the sealing cover is provided with a cover body and at least two support plates positioned at the top of the cover body; one part of the cover body is embedded into the access hole, a sealing ring is sleeved on the outer peripheral wall of the cover body, and the sealing ring is tightly attached to the inner wall of the access hole; the support plate is tightly attached to the upper surface of the comprehensive pipe rack and detachably connected with the comprehensive pipe rack; the positive MC4 plug and the negative MC4 plug are connected with the photovoltaic module board through a photovoltaic cable.
Preferably, two symmetrically arranged support legs I are fixed on one side edge of the bottom of the photovoltaic module plate,
the bottom of the first support leg is hinged with a first support leg.
Preferably, a supporting plate is fixed at the bottom of the comprehensive pipe gallery, and at least two connecting rods are fixed at the bottom of the supporting plate;
the connecting rod is fixedly connected with the photovoltaic module plate; the bottom of the connecting rod is hinged with a second supporting leg.
Preferably, a third supporting leg is fixed at the bottom of the supporting plate;
the lower end of the third support leg is hinged with a third support leg.
Preferably, the lower ends of the first supporting leg, the second supporting leg and the third supporting leg are provided with cylindrical bases.
Preferably, the sealing ring and the blocking sleeve are both made of rubber materials.
Preferably, the outer wall of the comprehensive pipe rack is provided with a wire hole for the photovoltaic cable to pass through;
the inner wall of the line hole is bonded with a waterproof sleeve.
Preferably, the cross section of the width direction of the comprehensive pipe rack is of a rectangular frame structure.
Compared with the prior art, the invention has the beneficial effects that: according to the photovoltaic module with the good MC4 plug sealing effect, the utility tunnel provided with the plurality of the blocking sleeves is arranged, the plurality of the blocking sleeves are distributed in the utility tunnel at intervals, and the inner holes for the positive MC4 plug and the negative MC4 plug to penetrate through are formed in part of the blocking sleeves, so that the space in the utility tunnel can be sealed in a segmented mode, and meanwhile, the installation of the MC4 plug is not influenced. In addition, still through setting up the manhole that is used for the access plug, the sealed lid that has the sealing washer of installation in the manhole to can realize fully sealed to utility tunnel and MC4 plug when conveniently concatenating, disconnection, change the MC4 plug.
Drawings
FIG. 1 is a side view of the overall structure of the present invention;
FIG. 2 is a top view of a photovoltaic module panel and utility tunnel of the present invention;
FIG. 3 is a schematic view of the internal structure of the utility tunnel of the present invention;
FIG. 4 is a top view of the seal cap of the present invention;
figure 5 is a side view of the seal cap of the present invention.
In the figure: 1-photovoltaic module plate, 2-comprehensive pipe gallery, 21-access hole, 3-sealing cover, 31-cover body, 32-sealing ring, 33-support plate, 4-anode MC4 plug, 5-cathode MC4 plug, 6-spacer bush, 7-photovoltaic cable, 8-support leg I, 81-support leg I, 9-support plate, 91-connecting rod, 92-support leg II, 93-support leg III, 94-support leg II and 95-support leg III.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a sealed effectual photovoltaic module of MC4 plug, includes photovoltaic module board 1, utility tunnel 2, sealed lid 3, anodal MC4 plug 4, negative pole MC4 plug 5, separation cover 6 and photovoltaic cable 7.
The top of the comprehensive pipe gallery 2 is provided with an access hole 21 for connecting, disconnecting and replacing an anode MC4 plug 4 and a cathode MC4 plug 5 in series; the access hole 21 is covered with a sealing cover 3; the sealing cover 3 has a cover body 31 and at least two support plates 33 positioned at the top of the cover body 31; a part of the cover body 31 is embedded into the access hole 21, a sealing ring 32 is sleeved on the outer peripheral wall of the cover body 31, and the sealing ring 32 is tightly attached to the inner wall of the access hole 21; the support plate 33 is tightly attached to the upper surface of the comprehensive pipe rack 2 and detachably connected with the comprehensive pipe rack 2; the positive MC4 plug 4 and the negative MC4 plug 5 are connected with the photovoltaic module board 1 through a photovoltaic cable 7.
In the present embodiment, the photovoltaic module panel 1 incorporates a solar cell. The plurality of spacer bushes 6 separate the space in the utility tunnel 2 into a plurality of spaces along the length direction of the utility tunnel 2. And the position of installing the MC4 plug in utility tunnel 2 all is provided with a separation sleeve 6 at least, and the separation sleeve 6 that is located this position is seted up the hole that holds the MC4 plug, and anodal MC4 plug 4 and negative pole MC4 plug 5 all run through separation sleeve 6 through the hole when the installation to separation sleeve 6 overlaps the middle part at MC4 plug, and the pore wall of hole hugs closely the outer wall of MC4 plug, thereby can realize effectual sealed when increasing the stability of MC 4. Maintenance personnel can carry out the operations of series connection, disconnection and replacement on the anode MC4 plug 4 and the cathode MC4 plug 5 through the access hole 21, and only the sealing cover 3 needs to be detached. The cover body 31 and the support plate 33 are integrally formed, two support plates 33 are arranged and located on two side edges of the cover body 31 in the length direction, and the upper surfaces of the support plates 33 are flush with the upper surface of the cover body 31. The upper edge of the sealing ring 32 is slightly above the upper surface of the utility tunnel 2. The seal ring 32 can seal the gap between the cover 31 and the manhole 21, and thus the seal cover 3 and the manhole 21 can be connected in a sealed manner. Each support plate 33 is provided with a fixing hole for installing a fixing bolt, and the fixing bolt can be used for fixedly connecting the support plate 33 and the comprehensive pipe gallery 2 and is convenient to detach.
Furthermore, one side edge of the bottom of the photovoltaic module board 1 is fixed with two symmetrically arranged support legs I8, and the bottom of the support legs I8 is hinged with a support leg I81.
In this embodiment, the support leg 8 is fixed on the photovoltaic module board 1 by welding, the support leg 8 adopts a hinged support, and the support leg 81 can provide support for the photovoltaic module board 1, so that the photovoltaic module board 1 can be obliquely arranged.
Further, a supporting plate 9 is fixed at the bottom of the comprehensive pipe gallery 2, and at least two connecting rods 91 are fixed at the bottom of the supporting plate 9; the connecting rod 91 is fixedly connected with the photovoltaic module plate 1; the bottom of the connecting rod 91 is hinged with a second supporting leg 94.
In this embodiment, the connection rod 91 is connected to the second support leg 92, the connection rod 91 is integrally formed with the second support leg 92, the connection rod 91 and the second support leg 92 form a Z-shaped structure, the connection rod 91 is fixed to the supporting plate 9 by welding, the second support leg 92 is fixed to the photovoltaic module panel 1 by welding, the second support leg 94 can provide support for the photovoltaic module panel 1, the second support leg 94 is different from the first support leg 81 in length, and the second support leg 94 is shorter than the first support leg 81 in length.
Further, a supporting leg III 93 is fixed at the bottom of the supporting plate 9; the lower end of the leg three 93 is hinged with a support leg three 95.
In the embodiment, the support leg three 93 adopts a hinged support, the support leg three 95 is used for providing support for the supporting plate 9 and the comprehensive pipe gallery 2, the lower ends of the support leg three 95, the support leg two 94 and the support leg one 81 are positioned on the same horizontal plane, and the support legs all provide stable support for the whole device.
Furthermore, the lower ends of the first support leg 81, the second support leg 94 and the third support leg 95 are all provided with cylindrical bases.
In this embodiment, the projection area of the base in the vertical direction is larger than the first support leg 81, the second support leg 94 and the third support leg 95, so that a larger contact area with the placing surface can be provided, and the support stability is better.
Further, the seal ring 32 and the spacer 6 are made of rubber materials.
In this embodiment, the rubber material has elasticity, and the seal ring 32 and the blocking sleeve 6 are both in a compressed state when mounted, so that an effective sealing effect can be provided.
Further, the outer wall of the comprehensive pipe rack 2 is provided with a wire hole for the photovoltaic cable 7 to pass through; the inner wall of the line hole is bonded with a waterproof sleeve.
In the present embodiment, the material of the waterproof jacket may be rubber, so that the photovoltaic cable 7 may be reinforced, or the string holes may be sealed.
Further, the cross-section of utility tunnel 2's width direction is rectangular frame structure.
In the embodiment, the rectangular frame has a stable structure and is convenient to process.
The working principle and the using process of the invention are as follows: after the sealing cover 3 is installed, when maintenance personnel need to carry out operations of series connection, disconnection and replacement on the positive MC4 plug 4 and the negative MC4 plug 5 through the access hole 21, the fixing bolt on the sealing cover 3 is firstly detached, and after the maintenance is finished, the sealing cover 3 is installed. The barrier sleeve 6 may achieve an effective seal while increasing the stability of the MC 4. Through realizing that the multistage is sealed to utility tunnel 2, can effectively promote stability and the durability of MC4 plug work.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a sealed effectual photovoltaic module of MC4 plug which characterized in that: the solar photovoltaic power generation system comprises a photovoltaic module plate (1), a comprehensive pipe gallery (2), a sealing cover (3), a positive MC4 plug (4), a negative MC4 plug (5), a blocking sleeve (6) and a photovoltaic cable (7);
the photovoltaic module plate (1) is located on one side of the comprehensive pipe rack (2), a plurality of blocking sleeves (6) which are arranged at intervals along the length direction of the comprehensive pipe rack (2) are arranged in the comprehensive pipe rack (2), and inner holes for the positive MC4 plug (4) and the negative MC4 plug (5) to penetrate through are formed in part of the blocking sleeves (6);
the top of the comprehensive pipe gallery (2) is provided with an access hole (21) for connecting, disconnecting and replacing the anode MC4 plug (4) and the cathode MC4 plug (5) in series; a sealing cover (3) is covered on the access hole (21); the sealing cover (3) is provided with a cover body (31) and at least two support plates (33) positioned at the top of the cover body (31); a part of the cover body (31) is embedded into the access hole (21), a sealing ring (32) is sleeved on the peripheral wall of the cover body (31), and the sealing ring (32) is tightly attached to the inner wall of the access hole (21); the support plate (33) is tightly attached to the upper surface of the comprehensive pipe rack (2) and detachably connected with the comprehensive pipe rack (2); the positive MC4 plug (4) and the negative MC4 plug (5) are connected with the photovoltaic module board (1) through a photovoltaic cable (7).
2. A MC4 sealed photovoltaic module, according to claim 1, wherein: two symmetrically arranged support legs I (8) are fixed at one side edge of the bottom of the photovoltaic module plate (1),
the bottom of the first support leg (8) is hinged with a first support leg (81).
3. A MC4 sealed photovoltaic module, according to claim 2, wherein: a supporting plate (9) is fixed at the bottom of the comprehensive pipe gallery (2), and at least two connecting rods (91) are fixed at the bottom of the supporting plate (9);
the connecting rod (91) is fixedly connected with the photovoltaic module plate (1); the bottom of the connecting rod (91) is hinged with a second supporting leg (94).
4. A MC4 sealed photovoltaic module according to claim 3, wherein: a third supporting leg (93) is fixed at the bottom of the supporting plate (9);
the lower end of the supporting leg III (93) is hinged with a supporting leg III (95).
5. A MC4 sealed photovoltaic module according to claim 4, wherein: the lower ends of the first support leg (81), the second support leg (94) and the third support leg (95) are provided with cylindrical bases.
6. A MC4 sealed photovoltaic module, according to claim 1, wherein: the sealing ring (32) and the blocking sleeve (6) are both made of rubber materials.
7. A MC4 sealed photovoltaic module, according to claim 1, wherein: the outer wall of the comprehensive pipe rack (2) is provided with a wire hole for the photovoltaic cable (7) to pass through;
the inner wall of the line hole is bonded with a waterproof sleeve.
8. A MC4 sealed photovoltaic module, according to claim 1, wherein: the cross section of the width direction of the comprehensive pipe rack (2) is of a rectangular frame structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011080510.6A CN112103360B (en) | 2020-10-10 | 2020-10-10 | MC4 plug seals effectual photovoltaic module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011080510.6A CN112103360B (en) | 2020-10-10 | 2020-10-10 | MC4 plug seals effectual photovoltaic module |
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| Publication Number | Publication Date |
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| CN112103360A true CN112103360A (en) | 2020-12-18 |
| CN112103360B CN112103360B (en) | 2022-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011080510.6A Active CN112103360B (en) | 2020-10-10 | 2020-10-10 | MC4 plug seals effectual photovoltaic module |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110735447A (en) * | 2018-07-18 | 2020-01-31 | 山东光实能源有限公司 | comprehensive pipe gallery for solar power generation pavement power grooves and using method |
| CN116488551A (en) * | 2023-04-24 | 2023-07-25 | 榆林环科实业有限公司 | Pipe rack structure with solar panel |
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| CN208415303U (en) * | 2018-05-31 | 2019-01-22 | 山东建筑大学 | A kind of branch module being used to support connection concrete-placing reinforcing steel bar cage and template |
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| CN110552279A (en) * | 2019-09-24 | 2019-12-10 | 山东光实能源有限公司 | construction process for laying and prepressing photovoltaic module plate on solar power generation road surface |
| CN110735447A (en) * | 2018-07-18 | 2020-01-31 | 山东光实能源有限公司 | comprehensive pipe gallery for solar power generation pavement power grooves and using method |
| CN110924431A (en) * | 2019-11-22 | 2020-03-27 | 上海二十冶建设有限公司 | Comprehensive pipe gallery faces limit protector |
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2020
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| US20130102191A1 (en) * | 2010-06-29 | 2013-04-25 | Phoenix Contact Gmbh & Co. Kg | Solar plug connection |
| WO2014066019A2 (en) * | 2012-10-22 | 2014-05-01 | Cooper Technologies Company | Connector with integral fuse holder |
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| CN112103360B (en) | 2022-04-12 |
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