CN221008631U - Cable for photovoltaic power generation - Google Patents
Cable for photovoltaic power generation Download PDFInfo
- Publication number
- CN221008631U CN221008631U CN202322353918.1U CN202322353918U CN221008631U CN 221008631 U CN221008631 U CN 221008631U CN 202322353918 U CN202322353918 U CN 202322353918U CN 221008631 U CN221008631 U CN 221008631U
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- layer
- cable
- power generation
- photovoltaic power
- conductive wire
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- 238000010248 power generation Methods 0.000 title claims abstract description 25
- 239000010410 layer Substances 0.000 claims abstract description 87
- 239000011241 protective layer Substances 0.000 claims abstract description 15
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 13
- 239000003063 flame retardant Substances 0.000 claims description 13
- 239000003365 glass fiber Substances 0.000 claims description 13
- 239000011248 coating agent Substances 0.000 claims description 11
- 238000000576 coating method Methods 0.000 claims description 11
- 239000004020 conductor Substances 0.000 claims description 8
- 230000009970 fire resistant effect Effects 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 7
- 230000003064 anti-oxidating effect Effects 0.000 claims description 4
- 238000005728 strengthening Methods 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 abstract description 6
- 239000002344 surface layer Substances 0.000 abstract description 4
- 239000003963 antioxidant agent Substances 0.000 abstract description 3
- 230000003078 antioxidant effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 14
- 238000005452 bending Methods 0.000 description 7
- 238000009413 insulation Methods 0.000 description 5
- 239000004576 sand Substances 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 238000005253 cladding Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 229920003020 cross-linked polyethylene Polymers 0.000 description 1
- 239000004703 cross-linked polyethylene Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000008093 supporting effect Effects 0.000 description 1
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- Insulated Conductors (AREA)
Abstract
The utility model relates to a cable for photovoltaic power generation, which comprises a plurality of groups of mutually matched conductive wire cores, wherein a central axis is arranged in the middle of each group of conductive wire cores, a plurality of groups of rubber columns are uniformly arranged on the central axis and correspond to the conductive wire cores, the outer ends of the rubber columns are clamped with the conductive wire cores and are provided with arc-shaped blocks, the outer sides of the conductive wire cores are provided with wrapping layers, shielding layers are arranged on the outer sides of the wrapping layers, fireproof layers are arranged on the outer sides of the shielding layers, insulating layers are arranged on the outer sides of the fireproof layers, wear-resistant protective layers are arranged on the outer sides of the insulating layers, a plurality of reinforcing ribs and air bags are arranged between the inner sides of the wear-resistant protective layers and the insulating layers at intervals, and an antioxidant surface layer is arranged on the surface of the wear-resistant protective layers.
Description
Technical Field
The utility model relates to the technical field of cables, in particular to a cable for photovoltaic power generation.
Background
Photovoltaic power generation is a technology that uses the photovoltaic effect of a semiconductor interface to directly convert light energy into electrical energy. The solar energy power generation system mainly comprises three parts of a solar panel (assembly), a controller and an inverter, wherein the main parts are composed of electronic components. The solar cells are packaged and protected after being connected in series to form a large-area solar cell module, and then the solar cell module is matched with components such as a power controller and the like to form the photovoltaic power generation device.
In the photovoltaic power generation process, electric power is required to be transmitted through a cable, but the cable is inevitably bent in the erection and transportation processes of the cable for the photovoltaic power generation, the cable for the existing solar photovoltaic power generation system has low extrusion resistance, is easy to be extruded and deformed, and is even damaged; when bending of the cable, the bending deformation space of the inner conductive wire core and the protective layer for protecting the outer portion of the conductive wire core cannot be provided, so that the condition that the outer protective layer can extrude the inner conductive wire core when bending occurs, the inner wire core is extruded and deformed, even damaged, and the bending protection performance is poor.
Disclosure of utility model
The utility model aims to provide a cable for photovoltaic power generation, which solves the problem that the cable for photovoltaic power generation in the prior art provided in the background art is poor in bending protection.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The utility model provides a cable for photovoltaic power generation, includes multiunit conductive core, the multiunit conductive core middle is provided with the axis, even and correspond conductive core on the axis and be provided with multiunit rubber post, the outer tip block conductive core of rubber post is provided with the arc piece, conductive core's outside sets up around the covering, the outside of wrapping is provided with the shielding layer, the outside of shielding layer is provided with the flame retardant coating, the outside of flame retardant coating is provided with the insulating layer, the outside of insulating layer is provided with wear-resisting protection layer, be provided with a plurality of strengthening ribs and the gasbag that alternate set up between wear-resisting protection layer's inboard and the insulating layer, wear-resisting protection layer's surface is provided with the antioxidation top layer.
As a further scheme of the utility model: and a fireproof filling layer is arranged in the wrapping layer in cooperation with the conductive wire core, so that the fireproof fixing effect of the conductive wire core is enhanced.
As still further aspects of the utility model: the fire-resistant filling layer comprises a glass fiber filling layer, a glass fiber yarn layer is coated on the outer side of the glass fiber filling layer, and the fire prevention and insulation effects of the conductive wire core are improved through the high temperature resistance and insulation performance of the glass fiber.
As still further aspects of the utility model: the conductive wire core comprises a plurality of strands of spiral wound conductors, and the outer sides of the conductors are coated with insulating sleeves.
As still further aspects of the utility model: the outer surface of the insulating sleeve is provided with a fireproof flame-retardant layer, so that the fireproof flame-retardant effect of the conductive wire core is enhanced.
As still further aspects of the utility model: the outer surface of the wear-resistant protective layer is provided with protective convex strips, and the protective convex strips are uniformly provided with sections to strengthen the protective effect of the wear-resistant protective layer.
As still further aspects of the utility model: the outside of rubber post is connected axis and arc piece and is provided with the elastic component, strengthens the elastic support performance of arc piece.
Compared with the prior art, the utility model has the advantages that:
1. The utility model comprises a plurality of groups of mutually matched conductive wire cores, wherein the middle of the plurality of groups of conductive wire cores is provided with a central axis, a plurality of groups of rubber columns are uniformly arranged on the central axis and correspond to the conductive wire cores, and the outer end parts of the rubber columns are clamped with the conductive wire cores and arc-shaped blocks are arranged; like this, when realizing buckling of cable, the arc piece can carry out spacing support to the conductive wire core, guarantees the stability of conductive wire core inside, prevents the conductive wire core because of buckling the condition that takes place the dislocation.
2. Simultaneously, through the setting of rubber post and arc piece, when the cable is buckling and is leading to conductive core to buckle, can provide deformation interval for conductive core through the extrusion of rubber post to avoid the cable to buckle the time, the excessive extruded condition of conductive core can effectually carry out buffer protection to conductive core.
3. According to the utility model, the wrapping layer is arranged on the outer side of the conductive wire core, the shielding layer is arranged on the outer side of the wrapping layer, disturbance of an external magnetic field and the like can be effectively shielded, the fireproof layer is arranged on the outer side of the shielding layer, the integral fireproof effect is enhanced, the insulating layer is arranged on the outer side of the fireproof layer, the integral insulation protection performance is enhanced, the condition of electric leakage and electric shock is avoided, the wear-resistant protective layer is arranged on the outer side of the insulating layer, the oxidation-resistant surface layer is arranged on the surface of the wear-resistant protective layer, and the integral oxidation-resistant effect is enhanced.
4. According to the utility model, the plurality of reinforcing ribs and the air bags are arranged between the inner side of the wear-resistant protective layer and the insulating layer at intervals, when the cable is extruded, the reinforcing ribs are stressed and compressed, so that the first-step buffering is formed, the air bags are stressed, the air bags are compressed and deformed, and the second-step buffering is formed, so that a space can be provided for deformation of a wrapping layer, an insulating layer fireproof layer and the like when the cable is bent, the conductive wire core is prevented from being extruded inwards, the integral compression resistance of the cable is greatly improved, and the internal damage is avoided.
Drawings
Fig. 1 is a schematic cross-sectional view of the whole structure of a cable for photovoltaic power generation according to the present utility model;
Fig. 2 is a schematic cross-sectional view of the whole structure of a photovoltaic power generation cable according to the present utility model;
fig. 3 is a schematic cross-sectional view of the whole structure of the cable for photovoltaic power generation according to the present utility model;
FIG. 4 is a schematic view of the overall connection structure among the central axis, the rubber columns, the arc blocks and the elastic members in the utility model;
Fig. 5 is a schematic view of a partial connection structure among the central axis, the rubber column, the arc block and the elastic member in the present utility model.
In the figure: 1. a conductive wire core; 2. a central axis; 3. a rubber column; 4. an arc-shaped block; 5. wrapping the layer; 6. a shielding layer; 7. a fire-blocking layer; 8. an insulating layer; 9. wear-resistant protective layer; 10. reinforcing ribs; 11. an air bag; 12. an antioxidant surface layer; 13. a refractory filler layer; 14. a glass fiber filling layer; 15. a glass fiber yarn layer; 16. a conductor; 17. an insulating sleeve; 18. a fire resistant flame retardant layer; 19. protective convex strips; 20. breaking the groove; 21. an elastic member.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1:
referring to fig. 1 to 5, in an embodiment of the present utility model:
The utility model provides a cable for photovoltaic power generation, including multiunit conductive core 1 that mutually support, multiunit conductive core 1 middle is provided with axis 2, even and correspond conductive core 1 and be provided with multiunit rubber post 3 on the axis 2, the outer tip block conductive core 1 of rubber post 3 is provided with arc piece 4, the outside of conductive core 1 sets up around covering 5, the outside around covering 5 is provided with shielding layer 6, the outside of shielding layer 6 is provided with flame retardant coating 7, the outside of flame retardant coating 7 is provided with insulating layer 8, the outside of insulating layer 8 is provided with wear-resisting inoxidizing coating 9, be provided with a plurality of strengthening ribs 10 and gasbag 11 that alternate set up between the inboard of wear-resisting inoxidizing coating 9 and the insulating layer 8, the surface of wear-resisting inoxidizing coating 9 is provided with antioxidation top layer 12.
In the embodiment of the utility model, the following steps are included: the fire-resistant filling layer 13 is arranged in the wrapping layer 5 in cooperation with the conductive wire core 1, the fire-proof flame-retardant effect between the outer side of the conductive wire core 1 and the wrapping layer 5 is enhanced through the fire-resistant filling layer 13, and meanwhile, the fixing effect of the conductive wire core 1 in the wrapping layer 5 is enhanced.
In the embodiment of the utility model, the following steps are included: the fire-resistant filling layer 13 comprises a glass fiber filling layer 14, a glass fiber yarn layer 15 is coated on the outer side of the glass fiber filling layer 14, and the glass fiber material has good insulativity and heat resistance and good corrosion resistance, and can well realize the insulation and fireproof effects of the conductive wire core 1.
In the embodiment of the utility model, the following steps are included: the conductive wire core 1 comprises a plurality of strands of spirally wound conductors 16, an insulating sleeve 17 is coated on the outer side of each conductor 16, the insulating sleeve 17 is made of a crosslinked polyethylene material, and the insulating effect of each conductor 16 is enhanced.
In the embodiment of the utility model, the following steps are included: the outer surface of the insulating sleeve 17 is provided with a fireproof flame-retardant layer 18, so that the fireproof flame-retardant effect of the conductive wire core 1 is enhanced.
In the embodiment of the utility model, the following steps are included: the surface of wear-resisting inoxidizing coating 9 is provided with protection sand grip 19, has evenly offered broken groove 20 on the protection sand grip 19, can avoid wear-resisting inoxidizing coating 9 direct contact ground etc. to cause frictional condition through the setting of protection sand grip 19, strengthens the protection effect, and the cable that the setting of broken groove 20 can avoid the protection sand grip 19 to lead to is bent inconvenient problem simultaneously.
In the embodiment of the utility model, the following steps are included: the outside of the rubber column 3 is connected with the central axis 2 and the arc block 4 and is provided with an elastic piece 21, and the elastic supporting effect of the rubber column 3 on the arc block 4 can be enhanced through the arrangement of the elastic piece 21.
Example 2:
Referring to fig. 1 to 5, the utility model relates to a cable for photovoltaic power generation, which comprises a plurality of groups of mutually matched conductive wire cores 1, wherein a central axis 2 is arranged in the middle of the plurality of groups of conductive wire cores 1, a plurality of groups of rubber columns 3 are uniformly arranged on the central axis 2 and correspond to the conductive wire cores 1, and arc-shaped blocks 4 are arranged at the outer end parts of the rubber columns 3, which are clamped with the conductive wire cores 1; therefore, when the bending of the cable is realized, the arc-shaped block 4 can limit and support the conductive wire core 1, so that the stability of the conductive wire core 1 in the inside is ensured, and the situation that the conductive wire core 1 is misplaced due to bending is prevented;
simultaneously, through the setting of rubber post 3 and arc piece 4, when the cable is buckling and is leading to conductive core 1 to buckle, can provide deformation interval for conductive core 1 through the extrusion of rubber post 3 to avoid when the cable is buckled, conductive core 1 excessively extrudees the condition, can effectually carry out buffer protection to conductive core 1.
Example 3:
Referring to fig. 1 to 5, on the basis of embodiment 2, the utility model sets up around the cladding 5 in the outside of the conductive wire core 1, around the outside of the cladding 5 there is shielding layer 6, can shield the disturbance of external magnetic field, etc. effectively, the outside of shielding layer 6 has fire-proof layer 7, strengthen the overall fire-proof effect, the outside of fire-proof layer 7 has insulating layer 8, strengthen the overall insulation protective performance, avoid the situation of electric leakage and shock, the outside of insulating layer 8 has wear-resisting protective layer 9, there are a plurality of reinforcing ribs 10 and air bags 11 that are set up alternately between inner side of wear-resisting protective layer 9 and insulating layer 8, the surface of wear-resisting protective layer 9 has antioxidant surface layer 12, strengthen the overall antioxidation effect;
When the cable is extruded, the reinforcing ribs 10 are stressed and compressed, so that a first-step buffer is formed, the air bags 11 are stressed, the air bags 11 are compressed and deformed, and a second-step buffer is formed, so that space can be provided for deformation of the wrapping layer 5, the insulating layer 8 fireproof layer 7 and the like when the cable is bent, the conductive wire core 1 is prevented from being extruded inwards, the overall compression resistance of the cable is greatly improved, and the condition of internal damage is avoided.
In all the above mentioned embodiments, the welding, the matching connection of the bolt and the nut, the bolt or the screw connection or other known connection modes can be selected according to the actual situation, and are not described in detail herein, the above description refers to the write-in fixed connection, and the welding is preferentially considered, but the protection scope of the present utility model is not limited thereto, and any person skilled in the art should be covered by the protection scope of the present utility model if the technical scheme and the inventive concept thereof are equivalent or changed within the scope of the present utility model.
Claims (7)
1. The utility model provides a cable for photovoltaic power generation, includes multiunit conductive core (1) that mutually support, its characterized in that: the utility model provides a multiunit conductive core (1) middle is provided with axis (2), even and correspond conductive core (1) and be provided with multiunit rubber post (3) on axis (2), outer tip block conductive core (1) of rubber post (3) are provided with arc piece (4), the outside of conductive core (1) sets up around covering (5), the outside around covering (5) is provided with shielding layer (6), the outside of shielding layer (6) is provided with flame retardant coating (7), the outside of flame retardant coating (7) is provided with insulating layer (8), the outside of insulating layer (8) is provided with wear-resisting guard layer (9), be provided with a plurality of strengthening ribs (10) and gasbag (11) that set up alternately between the inboard of wear-resisting guard layer (9) and insulating layer (8), the surface of wear-resisting guard layer (9) is provided with antioxidation top layer (12).
2. The cable for photovoltaic power generation according to claim 1, wherein: and a fire-resistant filling layer (13) is arranged in the wrapping layer (5) in cooperation with the conductive wire core (1).
3. The cable for photovoltaic power generation according to claim 2, characterized in that: the fire-resistant filling layer (13) comprises a glass fiber filling layer (14), and a glass fiber yarn layer (15) is coated on the outer side of the glass fiber filling layer (14).
4. The cable for photovoltaic power generation according to claim 1, wherein: the conductive wire core (1) comprises a plurality of strands of helically wound conductors (16), and insulating sleeves (17) are coated on the outer sides of the conductors (16).
5. The cable for photovoltaic power generation according to claim 4, wherein: the outer surface of the insulating sleeve (17) is provided with a fireproof flame-retardant layer (18).
6. The cable for photovoltaic power generation according to claim 1, wherein: the outer surface of the wear-resistant protective layer (9) is provided with a protective raised line (19), and the protective raised line (19) is uniformly provided with breaking grooves (20).
7. The cable for photovoltaic power generation according to claim 1, wherein: the outer side of the rubber column (3) is connected with the central axis (2) and the arc-shaped block (4) and is provided with an elastic piece (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322353918.1U CN221008631U (en) | 2023-08-31 | 2023-08-31 | Cable for photovoltaic power generation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322353918.1U CN221008631U (en) | 2023-08-31 | 2023-08-31 | Cable for photovoltaic power generation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221008631U true CN221008631U (en) | 2024-05-24 |
Family
ID=91123911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322353918.1U Active CN221008631U (en) | 2023-08-31 | 2023-08-31 | Cable for photovoltaic power generation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221008631U (en) |
-
2023
- 2023-08-31 CN CN202322353918.1U patent/CN221008631U/en active Active
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