CN215730964U - Environment-friendly termite-proof photovoltaic wire harness - Google Patents
Environment-friendly termite-proof photovoltaic wire harness Download PDFInfo
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- CN215730964U CN215730964U CN202122190093.7U CN202122190093U CN215730964U CN 215730964 U CN215730964 U CN 215730964U CN 202122190093 U CN202122190093 U CN 202122190093U CN 215730964 U CN215730964 U CN 215730964U
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- cable
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/40—Insulated conductors or cables characterised by their form with arrangements for facilitating mounting or securing
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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
Abstract
The utility model discloses an environment-friendly termite-proof photovoltaic wire harness, which comprises a plurality of cable assemblies, wherein each cable assembly comprises two cables, each cable is provided with a binding section and a non-binding section, all the binding sections extend along the same main line, the non-binding sections extend along branch lines, and the non-free end of each binding section is bound with other binding sections through a binding belt; in two cables of the same cable assembly, a binding section free end and a non-binding section free end of one cable assembly are respectively provided with a positive connector and a negative connector, and a binding section free end and a non-binding section free end of the other cable assembly are respectively connected with a negative connector and a positive connector; each cable comprises a tinned soft conductor, an insulating sleeve, a termite-proof protective sleeve and an outer sheath which are sequentially sleeved from inside to outside. The utility model ensures that the cable can be protected against termite in the whole life cycle, has no chemical substances separated out, and is environment-friendly and pollution-free.
Description
Technical Field
The utility model belongs to the technical field of photovoltaic cables, and particularly relates to an environment-friendly termite-proof photovoltaic wire harness.
Background
The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
In recent years, problems such as environmental pollution and ecological imbalance caused by over-dependence on traditional fossil energy are increasingly apparent, and the development of renewable energy is urgent. The photovoltaic power generation is developed rapidly with the advantages of safety, reliability, no limitation of good resource distribution region, short construction period and the like. The demand of photovoltaic cables is greatly increased, and the special photovoltaic cable is used for connecting in series between the assemblies, and the assemblies are connected with the direct current distribution box and the combiner box. Large dosage, wide distribution and high stability requirement. The existing photovoltaic wire harness has the advantages of being suitable for severe environments such as insolation, rain, wind blowing and pulling, and meanwhile, the engineering field wiring is regular, concise and easy to maintain. However, in areas with a large distribution of termites, the cable is very easy to be bitten and damaged by the termites, and the problems of short circuit, open circuit and the like are generated, so that the operation of the photovoltaic system is influenced, and the reliability of the photovoltaic system is reduced.
SUMMERY OF THE UTILITY MODEL
Therefore, the technical problem to be solved by the utility model is how to realize termite prevention of the photovoltaic cable harness.
In order to solve the technical problem, the utility model provides an environment-friendly termite-proof photovoltaic wiring harness, which comprises a plurality of cable assemblies, wherein each cable assembly comprises two cables,
each cable is provided with a binding section and a non-binding section which are positioned at different positions in the length direction of the cable, all the binding sections extend along the same main line, the free ends of all the binding sections are positioned at the same end of the main line, the non-binding sections extend along a branch line, the free ends of the non-binding sections are positioned at the free ends of the branch line,
the non-free end of each binding section is bound with other binding sections through a binding belt;
in two cables of the same cable assembly, a binding section free end and a non-binding section free end of one cable are respectively provided with a positive connector and a negative connector, and a binding section free end and a non-binding section free end of the other cable are respectively connected with a negative connector and a positive connector;
each cable comprises a tinned soft conductor, an insulating sleeve, a termite-proof protective sleeve and an outer sheath which are sequentially sleeved from inside to outside.
As a further improvement, the soft tinned conductor is a soft tinned copper conductor, the insulating sleeve is a 125-degree irradiation crosslinking halogen-free low-smoke polyolefin insulating sleeve, the termite-proof sheath is a nylon 12 termite-proof sheath, and the outer sheath is a 125-degree irradiation crosslinking halogen-free low-smoke polyolefin sheath.
As a further improvement, the three-dimensional cable tie comprises eight cable assemblies, wherein two cable assemblies are dispersed assemblies, the other six cable assemblies are close-together assemblies, two non-binding sections of the dispersed assemblies respectively extend along two branch lines, two non-binding sections of the close-together assemblies extend along the same branch line, the three non-binding sections of the close-together assemblies are positioned between the two non-binding sections of the dispersed assemblies and extend towards one side of the main line, and the other three non-binding sections of the close-together assemblies are positioned between the two non-binding sections of the dispersed assemblies and extend towards the other side of the main line.
As a further improvement, one of the dispersion assemblies and three of the closing assemblies form a first cable unit, the other one of the dispersion assemblies and the other three of the closing assemblies form a second cable unit, and the first cable unit and the second cable unit are arranged in an axisymmetric manner.
As a further improvement, the lengths of the non-lashing sections of different cables are the same.
As a further improvement, each of the branch lines is perpendicular to the main line.
As a further improvement, the length of the main line between two adjacent branch lines is 500 cm.
As a further improvement, the lashing sections of each of the cables are lashed together with the lashing sections of the other cables by at least two of the lashing straps located at different positions.
As a further improvement, the environment-friendly termite-proof photovoltaic wiring harness is a prefabricated wiring harness prefabricated and molded in a factory.
As a further improvement, the binding band is a nylon rope.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
1) the environment-friendly termite-proof photovoltaic wire harness disclosed by the utility model has reliable termite-proof performance, can reach the termite-proof level II, is reasonable in structural design, can be protected by the nylon termite-proof protective layer, so that the cable can be protected against termites in the whole life cycle, has no chemical substances separated out, is environment-friendly and pollution-free, ensures that a photovoltaic system runs more reliably, greatly reduces the problems of cable breakage, short circuit, open circuit and the like caused by bite of termites, acetic acid corrosion and the like, and reduces the maintenance cost of the photovoltaic system;
2) the environment-friendly termite-proof photovoltaic wire harness disclosed by the utility model is pre-assembled and molded in a factory according to the requirements of actual use places, only needs to be transported to the site for installation and connection, is simple and quick to install and has low technical requirements, and the connecting part of the positive connector and the negative connector and a cable has higher quality than a manual joint in a construction site. The preforming uses the machine in the mill to be imported equipment, and the cutting of cable end connects the level stability with pressing technology to there is professional equipment check joint quality, in time discovers quality hidden danger such as virtual connecing, deformation, accomplishes the preforming in the mill, can greatly reduced construction cost of labor and engineering time, reduction project cost.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
FIG. 1 is a schematic view of an environmentally friendly termite resistant photovoltaic wiring harness according to the present disclosure;
FIG. 2 is a schematic cross-sectional view of a single cable in an environmentally friendly termite resistant photovoltaic wiring harness as disclosed in the present invention.
Wherein, 1, a cable component; 11. a cable; 111. tinning a soft conductor; 112. an insulating sleeve; 113. a termite resistant sheath; 114. an outer sheath; 12. a positive electrode connector; 13. a negative connector; 2. binding tapes; 3. a first cable unit; 4. a second cable unit.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples.
It should be noted that the following detailed description is exemplary and is intended to provide further improvements to the present application. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, elements, and/or combinations thereof, unless the context clearly indicates otherwise. In the present disclosure, terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only relational terms determined for convenience in describing structural relationships of the parts or elements of the present disclosure, and do not refer to any parts or elements of the present disclosure, and are not to be construed as limiting the present disclosure. In the present disclosure, terms such as "fixedly connected", "connected", and the like are to be understood in a broad sense, and mean either a fixed connection or an integrally connected or detachable connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present disclosure can be determined on a case-by-case basis by persons skilled in the relevant art or technicians, and are not to be construed as limitations of the present disclosure.
The following is a preferred embodiment of the present invention, but is not intended to limit the scope of the present invention.
Example one
Referring to fig. 1 and 2, as shown in the drawings, an environment-friendly termite resistant photovoltaic wire includes a plurality of cable assemblies 1, each cable assembly 1 including two cables 11,
each cable 11 has a bound section and a non-bound section located at different positions in the length direction thereof, all the bound sections extend along the same main line and the free ends of all the bound sections are located at the same end of the main line, the non-bound section extends along the branch line and the free end of the non-bound section is located at the free end of the branch line,
the non-free end of each binding section is bound with other binding sections through a binding belt 2;
in two cables 11 of the same cable assembly 1, a binding section free end and a non-binding section free end of one cable are respectively provided with a positive connector 12 and a negative connector 13, and a binding section free end and a non-binding section free end of the other cable are respectively connected with a negative connector 13 and a positive connector 12;
each cable 11 comprises a tin-plated soft conductor 111, an insulating sleeve 112, a termite-proof sheath 113 and an outer sheath 114 which are sleeved from inside to outside in sequence.
In the preferred embodiment of the present embodiment, the tin-plated soft conductor 111 is a tin-plated soft copper conductor, the insulating sleeve 112 is a 125-degree irradiation cross-linked halogen-free low-smoke polyolefin insulating sleeve, the termite-proof sheath 113 is a nylon 12 termite-proof sheath, and the outer sheath 114 is a 125-degree irradiation cross-linked halogen-free low-smoke polyolefin sheath.
The preferred embodiment in this embodiment includes eight cable assemblies 1, wherein two cable assemblies 1 are dispersion assemblies, all the other six cable assemblies 1 are the components of drawing close, two non-ligature sections of dispersion assemblies extend along two branch lines respectively, two non-ligature sections of the components of drawing close extend along the same branch line, wherein the non-ligature section of three components of drawing close is located between two non-ligature sections of one of dispersion assemblies and these non-ligature sections extend to one side of the mainline, the non-ligature section of the other three components of drawing close is located between two non-ligature sections of another dispersion assembly and these non-ligature sections extend to the other side of the mainline.
In a preferred embodiment of this embodiment, one of the dispersion assemblies and three of the closeout assemblies form a first cable unit 3, the other dispersion assembly and the other three closeout assemblies form a second cable unit 4, and the first cable unit 3 and the second cable unit 4 are arranged in an axisymmetric manner.
In the preferred embodiment of this embodiment, the lengths of the non-bundled sections of the different cables 11 are the same.
In a preferred embodiment of this embodiment, each branch line is perpendicular to the main line.
In a preferred embodiment of this embodiment, the length of the main line between two adjacent branch lines is 500 cm.
In a preferred embodiment of this embodiment, the lashing section of each cable 11 is lashed together with the lashing sections of the other cables by means of at least two lashing straps 2 located at different positions.
In a preferred embodiment of the present invention, the environment-friendly termite-proof photovoltaic wire harness is a prefabricated wire harness prefabricated and molded in a factory.
In a preferred embodiment of this embodiment, the ligature 2 is a nylon rope.
During the actual use, the free end of above-mentioned ligature section is connected to the collection flow box, and the free end of above-mentioned non-ligature section is connected to photovoltaic module's back. In the product, the photovoltaic cable adopts a tinned soft copper conductor, 125-degree irradiation crosslinking halogen-free low-smoke polyolefin insulation, a nylon 12 termite-proof protective layer and 125-degree irradiation crosslinking halogen-free low-smoke polyolefin protective sleeve. This product conductor is the soft copper conductor of tinned conductor, and conductor compliance can satisfy the cable and need near terminal and connector bending, and the conductor tinning can prevent the corruption under the abominable service condition of photovoltaic cable, is that the conductor can normal operating. The insulation and the sheath of the product are special materials for photovoltaic cable products, compared with conventional cable materials, the cable material has the characteristics of low smoke, zero halogen, acid and alkali resistance, low temperature resistance, weather resistance and the like, and the sheath can protect the nylon termite-proof protective layer from mechanical damage and aging caused by external force when other cables are installed and laid. The nylon 12 sheath material has a smooth surface after being extruded, and the Shore hardness reaches more than 67, so that the termite bite can be effectively prevented. The normal operation of the cable is ensured, and the power failure loss and the maintenance cost caused by the damage of the cable are reduced.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention, including any reference to the above-mentioned embodiments. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. An environment-friendly termite-proof photovoltaic wiring harness, which is characterized by comprising a plurality of cable components, wherein each cable component comprises two cables,
each cable is provided with a binding section and a non-binding section which are positioned at different positions in the length direction of the cable, all the binding sections extend along the same main line, the free ends of all the binding sections are positioned at the same end of the main line, the non-binding sections extend along a branch line, the free ends of the non-binding sections are positioned at the free ends of the branch line,
the non-free end of each binding section is bound with other binding sections through a binding belt;
in two cables of the same cable assembly, a binding section free end and a non-binding section free end of one cable are respectively provided with a positive connector and a negative connector, and a binding section free end and a non-binding section free end of the other cable are respectively connected with a negative connector and a positive connector;
each cable comprises a tinned soft conductor, an insulating sleeve, a termite-proof protective sleeve and an outer sheath which are sequentially sleeved from inside to outside.
2. The environment-friendly termite resistant photovoltaic wire harness as set forth in claim 1 wherein the tin plated soft conductor is a tin plated soft copper conductor, the insulation jacket is a 125 degree irradiation cross-linked halogen-free low smoke polyolefin insulation jacket, the termite resistant sheath is a nylon 12 termite resistant sheath, and the outer sheath is a 125 degree irradiation cross-linked halogen-free low smoke polyolefin sheath.
3. The environment-friendly termite resistant photovoltaic wire harness as claimed in claim 1, comprising eight cable assemblies, wherein two of the cable assemblies are discrete assemblies, and the remaining six cable assemblies are closedown assemblies, two non-lashing sections of the discrete assemblies extend along the two branch lines respectively, two non-lashing sections of the closedown assemblies extend along the same branch line, wherein three non-lashing sections of the closedown assemblies are located between two non-lashing sections of one of the discrete assemblies and extend to one side of the main line, and the other three non-lashing sections of the closedown assemblies are located between two non-lashing sections of the other of the discrete assemblies and extend to the other side of the main line.
4. The environment-friendly termite resistant photovoltaic wire harness as set forth in claim 3 wherein one of the dispersion assemblies and three of the closeout assemblies constitute a first cable unit, the other one of the dispersion assemblies and the other three of the closeout assemblies constitute a second cable unit, the first cable unit and the second cable unit being arranged axisymmetrically.
5. The environmentally friendly termite resistant photovoltaic wire harness as set forth in claim 1 wherein the non-lacing segment lengths of the different cables are the same.
6. The environmentally friendly termite resistant photovoltaic wire harness as set forth in claim 1 wherein each of said branch lines is perpendicular to said main line.
7. The environmentally friendly termite resistant photovoltaic wire harness as set forth in claim 1 wherein the main line between adjacent two of said branch lines has a length of 500 cm.
8. The environmentally friendly termite resistant photovoltaic wire harness as set forth in claim 1 wherein the tie section of each of the cables is tied to the tie sections of the other cables by at least two of the tie bands located at different locations.
9. The environmentally friendly termite resistant photovoltaic wire harness as set forth in claim 1 wherein the environmentally friendly termite resistant photovoltaic wire harness is a prefabricated wire harness prefabricated and molded in a factory.
10. The environmentally friendly termite resistant photovoltaic wire harness as set forth in claim 1 wherein the tie wrap is a nylon rope.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122190093.7U CN215730964U (en) | 2021-09-10 | 2021-09-10 | Environment-friendly termite-proof photovoltaic wire harness |
| AU2021463477A AU2021463477A1 (en) | 2021-09-10 | 2021-12-30 | Environmentally friendly anti-termite photovoltaic wire harness |
| PCT/CN2021/142964 WO2023035505A1 (en) | 2021-09-10 | 2021-12-30 | Environmentally friendly anti-termite photovoltaic wire harness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122190093.7U CN215730964U (en) | 2021-09-10 | 2021-09-10 | Environment-friendly termite-proof photovoltaic wire harness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215730964U true CN215730964U (en) | 2022-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122190093.7U Active CN215730964U (en) | 2021-09-10 | 2021-09-10 | Environment-friendly termite-proof photovoltaic wire harness |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN215730964U (en) |
| AU (1) | AU2021463477A1 (en) |
| WO (1) | WO2023035505A1 (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203967369U (en) * | 2014-06-30 | 2014-11-26 | 天津六〇九电缆有限公司 | A kind of tracker photovoltaic wire tread assembly |
| CN206075892U (en) * | 2016-08-24 | 2017-04-05 | 天津六〇九电缆有限公司 | A kind of group string inverter square formation trench type wire harness |
| CN208507254U (en) * | 2017-12-11 | 2019-02-15 | 无锡鑫宏业特塑线缆有限公司 | Rat-and-ant proof photovoltaic cable |
| JP6806735B2 (en) * | 2018-05-30 | 2021-01-06 | 矢崎総業株式会社 | Vehicle circuit body and manufacturing method of vehicle circuit body |
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2021
- 2021-09-10 CN CN202122190093.7U patent/CN215730964U/en active Active
- 2021-12-30 AU AU2021463477A patent/AU2021463477A1/en active Pending
- 2021-12-30 WO PCT/CN2021/142964 patent/WO2023035505A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| AU2021463477A1 (en) | 2023-11-16 |
| WO2023035505A1 (en) | 2023-03-16 |
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