CN220134113U - Lightning protection structure with reinforced net cover - Google Patents
Lightning protection structure with reinforced net cover Download PDFInfo
- Publication number
- CN220134113U CN220134113U CN202223480906.7U CN202223480906U CN220134113U CN 220134113 U CN220134113 U CN 220134113U CN 202223480906 U CN202223480906 U CN 202223480906U CN 220134113 U CN220134113 U CN 220134113U
- Authority
- CN
- China
- Prior art keywords
- net
- main cable
- cable
- lightning protection
- protection structure
- 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.)
- Active
Links
- 239000004020 conductor Substances 0.000 claims abstract description 25
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000004026 adhesive bonding Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 10
- 239000003292 glue Substances 0.000 abstract description 5
- 239000000084 colloidal system Substances 0.000 abstract description 3
- 238000009954 braiding Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 238000004513 sizing Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 208000025274 Lightning injury Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- -1 polyethylene terephthalate Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
Landscapes
- Elimination Of Static Electricity (AREA)
Abstract
The utility model discloses a lightning protection structure with a reinforced net sleeve, which comprises a lightning conductor, wherein the lightning conductor is provided with a main cable and a branch cable, the branch cable is arranged at one side of the main cable, one end of the branch cable connected with the main cable is connected with the main cable through a parallel wire clamp, the main cable is provided with a net binding structure, the net binding structure is connected with a wire body of the main cable through a connecting piece, the net binding structure is a multilayer net binding arranged at the outer layer of the main cable, the multilayer net binding is provided with a plurality of meshes, and the lightning protection effect of a fan blade is improved through the combination of the main cable and the branch cable in the lightning conductor; the main cable is provided with the net binding structure outside, is convenient for glue the main cable, and is generally when gluing the lightning conductor, the outside friction of wire is little, is unfavorable for gluing, has used the net binding structure for the colloid is firm after the rubberizing, has promoted the stability of lightning conductor.
Description
Technical Field
The utility model belongs to the technical field of lightning protection of fan blades, and particularly relates to a lightning protection structure with a reinforced net sleeve.
Background
The wind turbine blade is one of core components of the wind turbine, the outer shell comprises two half shells of the wind turbine blade, an inner beam for supporting the blade shell, a beam cap for connecting the inner beam and the blade shell, a rain-shielding ring installed at a blade root for preventing rainwater from entering the wind turbine, a manhole cover for connecting the blade and a main shaft of the wind turbine and a lightning protection structure, and the wind turbine is high and large and is in an open area, lightning stroke is a large cause of damage to the wind turbine, so that lightning protection is very important for the wind turbine, the lightning conductor is used for lightning protection equipment of the wind turbine blade, is installed between the wind turbine blades, and is generally formed by presetting a metal object on the outer surface of glass fiber of a blade tip part as a lightning receptor and connecting the lightning conductor embedded in the wind turbine blade, but common lightning conductors are only provided with single cables, and cannot achieve expected lightning protection effect for the wind turbine.
Disclosure of Invention
In order to achieve the above purpose, the technical scheme of the utility model is as follows: the utility model provides a lightning protection structure of net cover is consolidated in area, lightning protection structure includes lightning conductor, lightning conductor is provided with main cable and branch cable, and the end connection of main cable and branch cable meets the lightning arrester and is used for connecing, the branch cable sets up main cable one side position, the branch cable is connected the one end of main cable pass through the parallel clamp with the main cable is connected, be provided with the net structure of binding on the main cable, the net structure of binding pass through the connecting piece with the line body coupling of main cable, the net structure of binding is in for setting up the multilayer net of binding of main cable outer layer, the multilayer net of binding has a plurality of meshes.
Based on the technical scheme, the lightning protection effect of the fan blade is improved through the combination of the main cable and the branch cable in the lightning conductor; the outer part of the main cable is provided with a net binding structure, the net binding structure is a net sleeve, the net sleeve is made of PET (polyethylene terephthalate) material and is in a cross braiding structure, and the net sleeve is wrapped with the cable more tightly by a plurality of wires through cross braiding and is braided and wound on the cable by a machine; the lightning protection system is better than the combination of the lightning protection system and the epoxy resin or polyurethane of the blade, has higher firmness and is not easy to be affected by eccentricity or gravity. The lightning protection system is arranged on the web plate in the blade, so that layering or falling off is caused, and the lightning protection system is damaged or broken due to swing of the blade due to non-sticking of the lightning protection system and the web plate, so that the service life of the lightning protection system is reduced; the blade web is also damaged, the main cable is conveniently glued, the friction of the outer part of the lead is small when the lightning conductor is glued generally, the gluing is not facilitated, the binding net structure is used, the glue is stable after the gluing, and the stability of the lightning conductor is improved.
As an improvement of the utility model, the connecting piece is a binding belt, the binding belt is arranged on the outer layer of the multi-layer binding net, and the number of layers of the multi-layer binding net is 3-5.
Based on the technical scheme, the binding net with a certain thickness is arranged, so that the binding net is convenient to master the gluing process, the binding net structure is not easy to be too thick, otherwise, the colloid cannot permeate, but is not easy to be too thin, and otherwise, the gluing effect cannot be improved.
As an improvement of the utility model, the ribbon is provided with a plurality of transverse breaking structures.
Based on above-mentioned technical scheme, generally need cut off by unnecessary part of ribbon when the ribbon is fixed on the ligature, the work is loaded down with trivial details not only, and waste time moreover, the ribbon includes a ribbon tip and a ribbon tape body, the ribbon tip sets up the one end at the ribbon tape body, the ribbon tip is provided with the joint piece, be provided with a plurality of joint groove on the ribbon tape body, the disconnection structure is for setting up notch on the ribbon tape body, the notch can be concave incision or stealthy incision, and the effect of notch is in when the ribbon is fixed on the ligature, can tear the unnecessary ribbon tape body of fixing immediately, has saved the time of tailorring with the instrument.
As an improvement of the utility model, the mesh number of the net binding structure is 80-120 meshes, and the aperture of the mesh is 8-10 mm.
Based on the technical scheme, the mesh number and the mesh aperture of the multilayer binding net can be determined according to the sizing amount.
As an improvement of the utility model, the branch cable is provided with a heat shrinkage pipe, and the heat shrinkage pipe is sleeved on the outer layer of the branch cable.
Based on the technical scheme, be provided with the pyrocondensation pipe of certain thickness on the branch cable, the effect lies in the protection to high-pressure middling pressure.
As an improvement of the utility model, the thickness of the heat-shrinkable tube is 1-3 cm.
As an improvement of the present utility model, the diameter of the branch cable is smaller than the diameter of the main cable.
Compared with the prior art, the utility model has the beneficial effects that: in the scheme, the branch cable is arranged at one side of the main cable, one end of the branch cable connected with the main cable is connected with the main cable through a parallel cable clamp, and the lightning protection effect of the fan blade is improved through the combination of the main cable and the branch cable in the lightning conductor; the outer part of the main cable is provided with the net binding structure, so that the main cable is conveniently glued, the friction of the outer part of the lead is small when the lightning conductor is glued generally, the gluing is not facilitated, and the net binding structure is used, so that the glue is stable after the gluing, and the stability of the lightning conductor is improved; the branch cable is provided with a heat shrinkage tube with a certain thickness, and is used for protecting high-voltage medium voltage.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the lightning conductor in this embodiment.
Fig. 2 is an enlarged view of fig. 1 a in the present embodiment.
Fig. 3 is an enlarged view of B in fig. 1 in the present embodiment.
List of drawing identifiers: 1-main cable, 2-branch cable, 3-parallel wire clamp, 4-net structure, 5-mesh, 6-ribbon, 7-disconnection structure, 8-ribbon tape body, 9-ribbon tip, 10-joint groove, 11-joint piece, 12-pyrocondensation pipe.
Detailed Description
The present utility model is further illustrated in the following drawings and detailed description, which are to be understood as being merely illustrative of the utility model and not limiting the scope of the utility model.
Examples: referring to fig. 1 to 3, a lightning protection structure with a reinforcing net sleeve comprises a lightning conductor, wherein the lightning conductor is buried in the main cable 1 and a branch cable 2, the end part of the cable is connected with a lightning protection device, lightning at the end part of the main cable 1 is received and led into the ground through the lightning conductor, the diameter of the branch cable 2 is smaller than that of the main cable 1, the branch cable 2 is arranged at one side of the main cable 1, one end of the branch cable 2 connected with the main cable 1 is connected with the main cable 1 through a parallel cable clamp 3, a binding net structure 4 is arranged on the main cable 1, the binding net structure 4 is connected with the cable body of the main cable 1 through a connecting piece, the binding net structure 4 is a multilayer binding net arranged at the outer layer of the main cable 1, and the multilayer binding net is provided with a plurality of meshes 5, and the lightning protection effect of the main cable 1 and the branch cable 2 in the lightning conductor is combined; the main cable 1 is externally provided with the binding net structure 4, so that the main cable 1 is conveniently glued, the friction of the outer part of the lead is small when the lightning conductor is generally glued, the gluing is not facilitated, the binding net structure 4 is used, the glue is stable after the gluing, and the stability of the lightning conductor is improved.
Further, the connecting piece is ribbon 6, ribbon 6 sets up the outer of multilayer binding, the number of piles of multilayer binding is 3~5, sets up the binding of certain thickness, is convenient for grasp the rubberizing process, and binding structure 4 should not be too thick, otherwise the colloid is unable to permeate, but also should not be too thin, otherwise plays the effect that promotes to glue.
Further, be provided with a plurality of horizontal break structure 7 on the ribbon 6, generally need the unnecessary part of ribbon 6 to cut off one by one when ribbon 6 is fixed on the ribbon, work is loaded down with trivial details not only, and waste time moreover, ribbon 6 includes a ribbon tip 9 and a ribbon tape 8, ribbon tip 9 sets up the one end at ribbon tape 8, ribbon tip 9 is provided with joint piece 11, be provided with a plurality of joint groove 10 on the ribbon tape 8, break structure 7 is for setting up notch on the ribbon tape 8, the notch can be concave incision or stealthy incision, and the effect of notch can be immediately with fixed unnecessary ribbon tape 8 tearing when ribbon 6 is fixed on the ribbon, has saved the time of tailorring with the instrument.
Further, the mesh number of the net binding structure 4 is 80-120 meshes, the aperture of the mesh 5 is 8-10 mm, and the mesh number of the multi-layer net binding and the aperture of the mesh 5 can be determined according to the sizing amount.
Further, the branch cable 2 is provided with a heat shrinkage tube 12, the heat shrinkage tube 12 is sleeved on the outer layer of the branch cable 2, the branch cable 2 is provided with a heat shrinkage tube 12 with a certain thickness, the heat shrinkage tube is used for protecting high-voltage medium voltage, and the thickness of the heat shrinkage tube 12 is 1-3 cm.
It should be noted that the foregoing merely illustrates the technical idea of the present utility model and is not intended to limit the scope of the present utility model, and that a person skilled in the art may make several improvements and modifications without departing from the principles of the present utility model, which fall within the scope of the claims of the present utility model.
Claims (7)
1. The utility model provides a lightning protection structure of net cover is consolidated in area, its characterized in that, lightning protection structure includes lightning conductor, lightning conductor is provided with main cable (1) and branch cable (2), branch cable (2) set up main cable (1) one side position, branch cable (2) are connected the one end of main cable (1) pass through parallel clamp (3) with main cable (1) are connected, be provided with on main cable (1) and tie net structure (4), tie net structure (4) through the connecting piece with the line body coupling of main cable (1), tie net structure (4) be setting up the outer multilayer of main cable (1) and tie the net, multilayer is tied the net and is had a plurality of meshes (5).
2. The lightning protection structure with the reinforced net cover according to claim 1, wherein the connecting piece is a binding belt (6), the binding belt (6) is arranged on the outer layer of the multi-layer binding net, and the number of layers of the outer layer binding net is 3-5.
3. A lightning protection structure with reinforcing net according to claim 2, characterized in that the band (6) is provided with a number of transverse breaking structures (7).
4. The lightning protection structure with the reinforcing net sleeve according to claim 1, wherein a heat shrinkage tube (12) is arranged on the branch cable (2), and the heat shrinkage tube (12) is sleeved on the outer layer of the wire body of the branch cable (2).
5. The lightning protection structure with the reinforced net cover according to claim 4, wherein the thickness of the heat shrinkage tube (12) is 1-3 cm.
6. A lightning protection structure with reinforcing mesh according to claim 1, characterized in that the diameter of the branch cable (2) is smaller than the diameter of the main cable (1).
7. The lightning protection structure with the reinforced net cover according to claim 1, wherein the mesh number of the net binding structure (4) is 80-120 meshes, and the aperture of the mesh (5) is 8-10 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223480906.7U CN220134113U (en) | 2022-12-27 | 2022-12-27 | Lightning protection structure with reinforced net cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223480906.7U CN220134113U (en) | 2022-12-27 | 2022-12-27 | Lightning protection structure with reinforced net cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220134113U true CN220134113U (en) | 2023-12-05 |
Family
ID=88960466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223480906.7U Active CN220134113U (en) | 2022-12-27 | 2022-12-27 | Lightning protection structure with reinforced net cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220134113U (en) |
-
2022
- 2022-12-27 CN CN202223480906.7U patent/CN220134113U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100358200C (en) | Method for removing cable core from cable sheath | |
| US20200041739A1 (en) | Optical fiber cable | |
| US10663666B2 (en) | Flexible, low profile kink resistant fiber optic splice tension sleeve | |
| CN105576596B (en) | A kind of novel cable transition joint explosion-protection equipment | |
| CN101533136A (en) | Lightning protection layer stranded optical cable | |
| CN220134113U (en) | Lightning protection structure with reinforced net cover | |
| CN112682275B (en) | Wind power blade lightning protection system and lightning protection wind power blade | |
| CN219122993U (en) | Single-core insulation overhead cable | |
| CN204966821U (en) | Port sealing line cable tied in a bundle | |
| CN103792633A (en) | Method for manufacturing armored optical cables | |
| CN110739098A (en) | Miniature easily-branched rat-proof photoelectric composite cable for wireless small base station and preparation method thereof | |
| SE503849C3 (en) | Optocable construction | |
| CN114609736A (en) | Novel rat-bite-preventing bending-resistant optical cable and preparation process thereof | |
| CN209591609U (en) | A kind of multiply composite material strengthening core | |
| CN208256327U (en) | A kind of aluminium alloy cable with anti-fracture effect | |
| CN206673468U (en) | One kind traction net | |
| CN201448195U (en) | Lightning protection wind power blade | |
| CN201936662U (en) | Composite wire cable | |
| CN212860719U (en) | High-temperature-resistant rubber hose | |
| CN201464686U (en) | Lightning protection layer stranded type fiber optic cable | |
| CN211208076U (en) | Cross-linked polyethylene insulated single-mode fiber composite low-voltage power cable | |
| CN204166171U (en) | High pressure resistant preformation end optical cable | |
| CN220821129U (en) | Miniature photoelectric hybrid cable of easy construction low resistance | |
| CN218601525U (en) | All-dielectric self-supporting optical cable | |
| CN212782791U (en) | High-frequency signal line resistant to swinging and bending |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |