CN217427562U - Installation protector, photovoltaic power generation system and photovoltaic power plant of cable - Google Patents
Installation protector, photovoltaic power generation system and photovoltaic power plant of cable Download PDFInfo
- Publication number
- CN217427562U CN217427562U CN202220973113.XU CN202220973113U CN217427562U CN 217427562 U CN217427562 U CN 217427562U CN 202220973113 U CN202220973113 U CN 202220973113U CN 217427562 U CN217427562 U CN 217427562U
- Authority
- CN
- China
- Prior art keywords
- cable
- installation
- photovoltaic power
- power generation
- generation system
- 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
Images
Landscapes
- Photovoltaic Devices (AREA)
Abstract
The utility model discloses an installation protection device of a cable, which is used for a photovoltaic power generation system and comprises an installation rod and a prefabricated pipe; two ends of the mounting rod are respectively fixed on different brackets; the prefabricated pipe is arranged on the mounting rod and spans a gap between photovoltaic equipment in the photovoltaic power generation system; the prefabricated pipe is used for inserting the cable. Prefabricated pipe is used for the cartridge cable among the above-mentioned installation protector, can protect the cable to avoid sunshine to shine, guarantees the life of cable, and prefabricated pipe is fixed on the support through the installation pole simultaneously, avoids burying soil with the cable, prevents that the cable from reducing insulation resistance and reducing the generated energy because of contacting with soil. The utility model discloses still disclose a photovoltaic power generation system, a photovoltaic power plant, use the installation protector of above-mentioned cable respectively, both guaranteed the life of cable, avoided the insulation resistance of cable to reduce again, prevented that the generated energy from being influenced because of the cable.
Description
Technical Field
The utility model relates to a cable protection technical field, more specifically say, relate to an installation protector of cable, a photovoltaic power generation system still relates to a photovoltaic power plant.
Background
When the photovoltaic power station is built, photovoltaic modules are arranged in rows to form a photovoltaic array, due to the fact that the area of a plant area is large, photovoltaic devices such as a header box 12 and an inverter 13 are arranged at different positions, and cables need to be shuttled between photovoltaic module rows 11 to be gathered step by step, and the photovoltaic array is shown in figure 1.
To ensure a useful life, the cable cannot be directly exposed to sunlight. At present, a part of a cable led out from a photovoltaic module is positioned below the photovoltaic module and can be wired along a purline to avoid sunlight irradiation, and the other part of the cable spans across gaps between different photovoltaic devices, such as a channel between different photovoltaic module rows 11, a gap between the photovoltaic module row 11 and a bus box 12, and a gap between the bus box 12 and an inverter 13, and needs to be buried in soil to avoid sunlight, but the cable is in full contact with the soil to cause reduction of insulation resistance of the cable, and thus power generation capacity is affected.
Therefore, it is an urgent need to solve the problem of how to prevent the cable from being buried in the soil and to prevent the cable from lowering the insulation resistance due to the contact with the soil.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an installation protector of cable, its prefabricated pipe is used for the cartridge cable, has both protected the cable to avoid sunshine to shine, guarantees the life of cable, avoids burying the cable again in soil, prevents that the cable from reducing insulation resistance and influencing the generated energy because of contacting with soil. The utility model also provides a photovoltaic power generation system, a photovoltaic power plant uses the installation protector of above-mentioned cable respectively, has both guaranteed the life of cable, avoids the insulation resistance of cable to reduce again, prevents that the generated energy from being influenced because of the cable.
In order to achieve the above object, the utility model provides a following technical scheme:
an installation protection device for a cable, for a photovoltaic power generation system, comprising:
the two ends of the mounting rod are respectively fixed on different brackets;
a prefabricated pipe mounted to the mounting rod and spanning a gap between photovoltaic devices in the photovoltaic power generation system; the prefabricated pipe is used for inserting the cable.
Preferably, in the installation protection device, the prefabricated pipe is fixed to the installation rod in a bundling manner, or the prefabricated pipe is inserted into the installation rod.
Preferably, in the installation protection device, the bottom of the prefabricated pipe is provided with a plurality of water leakage holes.
Preferably, in the installation protection device, the water leakage hole is arranged in the middle of the prefabricated pipe along the axial direction.
Preferably, in the installation protection device, the two ends of the prefabricated pipe have a height difference along a vertical direction.
Preferably, in the installation protection device, the prefabricated pipe is provided with an opening extending along the axial direction of the prefabricated pipe, and the opening is used for installing the cable; and a strapping tape is arranged outside the prefabricated pipe.
Preferably, in the installation protection device, the prefabricated pipe is provided with a cable collecting and transferring protection pipe.
Preferably, in the installation protection device, a through hole is formed in a preset position of the prefabricated pipe, and the cable collecting and transferring protection pipe is fixed at the through hole; or
Prefabricated pipe includes that the multistage divides the pipe, and each is divided the pipe and communicates in proper order through three way connection, the cable gathers the switching protective tube and does three way connection's first branch pipe.
Preferably, in the installation protection device, the two ends of the prefabricated pipe have different apertures.
Preferably, the mounting rod in the mounting guard is a rigid rod or a flexible steel cable.
Preferably, in the installation protection device, the number of the prefabricated pipes is one, or the number of the prefabricated pipes is multiple, and each prefabricated pipe is fixed to the same installation rod.
A photovoltaic power generation system comprises photovoltaic equipment and an installation protection device for cables among the photovoltaic equipment, and is characterized in that the installation protection device is any one of the installation protection devices in the technical scheme.
Preferably, in the photovoltaic power generation system, the number of the installation protection devices is multiple, and the prefabricated pipes in each installation protection device have the same specification;
the prefabricated pipes in the installation protection devices can accommodate all cables in the position with the maximum cable number in the photovoltaic power generation system; or
The installation protection device is various, and the number of the prefabricated pipes of various installation protection devices is different.
Preferably, in the photovoltaic power generation system, the number of the installation protection devices is plural, and the installation protection devices of different types have different preset pipe specifications.
A photovoltaic power station comprises a photovoltaic power generation system, wherein the photovoltaic power generation system is the photovoltaic power generation system in any one of the technical schemes.
The utility model provides an installation protection device of a cable, which is used for a photovoltaic power generation system and comprises an installation rod and a prefabricated pipe; two ends of the mounting rod are respectively fixed on different brackets; the prefabricated pipe is arranged on the mounting rod and spans a gap between photovoltaic equipment in the photovoltaic power generation system; the prefabricated pipe is used for inserting the cable.
Prefabricated pipe is used for the cartridge cable among the above-mentioned installation protector, can protect the cable to avoid sunshine to shine, guarantees the life of cable, and prefabricated pipe is fixed on the support through the installation pole simultaneously, avoids burying soil with the cable, prevents that the cable from reducing insulation resistance and reducing the generated energy because of contacting with soil.
The utility model also provides a photovoltaic power generation system, a photovoltaic power plant uses the installation protector of above-mentioned cable respectively, has both guaranteed the life of cable, avoids the insulation resistance of cable to reduce again, prevents that the generated energy from being influenced because of the cable.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is an electrical topology of a prior art photovoltaic power generation system;
fig. 2 is a schematic structural diagram of a first installation protection device according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a second installation protection device according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a prefabricated pipe provided by an embodiment of the present invention;
fig. 5 is an installation schematic view of an installation protection device provided by an embodiment of the present invention;
fig. 6 is a schematic structural view of another prefabricated pipe according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of a third installation protection device according to an embodiment of the present invention;
fig. 8 is a schematic structural diagram of a first photovoltaic power generation system provided in an embodiment of the present invention;
fig. 9 is a schematic structural diagram of a second photovoltaic power generation system provided in an embodiment of the present invention;
fig. 10 is a schematic structural diagram of a third photovoltaic power generation system according to an embodiment of the present invention;
wherein, in fig. 2-10:
prefabricating a pipe 101; water leakage holes 111; an opening 112; a cable collection switching protective pipe 113; a mounting rod 102; a binding tape 103; a support 201; a cable 202.
Detailed Description
The embodiment of the utility model discloses installation protector of cable, its prefabricated pipe is used for the cartridge cable, has both protected the cable to avoid sunshine to shine, guarantees the life of cable, avoids burying soil with the cable again, prevents that the cable from reducing insulation resistance and influencing the generated energy because of contacting with soil. The embodiment of the utility model provides a still provide a photovoltaic power generation system, a photovoltaic power plant, the installation protector of using above-mentioned cable respectively had both guaranteed the life of cable, avoided the insulation resistance of cable to reduce again, prevented that the generated energy from being influenced because of the cable.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 2-10, an embodiment of the present invention provides a cable installation protection device for a photovoltaic power generation system, including an installation rod 102 and a prefabricated pipe 101; two ends of the mounting rod 102 are respectively fixed on different brackets 201; the prefabricated pipe 101 is arranged on the mounting rod 102 and spans the gap between photovoltaic devices in the photovoltaic power generation system; the prefabricated pipe 101 is used for inserting the cable 202.
Correspondingly, the support 201 is the support 201 of the photovoltaic module row, the support 201 arranged at the junction box, or the support 201 arranged at the inverter, and this embodiment is not limited. The prefabricated pipe may be specifically used to span a gap between different photovoltaic module bars, a gap between a photovoltaic module bar and a combiner box, a gap between different combiner boxes, a gap between a combiner box and an inverter, and a gap between different inverters, and the embodiment is not particularly limited.
In the installation protection device provided by the embodiment, the prefabricated pipe 101 is used for inserting the cable 202, the cable 202 can be protected from being irradiated by sunlight, the service life of the cable 202 is ensured, meanwhile, the prefabricated pipe 101 is fixed on the support 201 through the installation rod 102, the cable 202 is prevented from being buried in soil, and the cable 202 is prevented from reducing insulation resistance and reducing power generation due to contact with the soil.
In addition, the installation protection device provided by the embodiment erects the cable 202 in the air, and underground trenching and backfilling are not needed, so that the efficiency is improved, the cost is saved, the condition that trenching machinery interferes with a pile foundation on a factory site is avoided, and the construction is convenient. Meanwhile, the cables 202 are erected in the air, the situation that the cables 202 are led to the underground from the pile foundation and led to the ground from the underground is avoided, and trenching is carried out around the pile foundation on site in a factory, the cables 202 are prevented from being increased in length, and cost is further saved.
Secondly, the installation protector that this embodiment provided makes cable 202 more convenient when later maintenance, guarantees that need not to break ground when cable 202 is damaged and examines, reduces work load.
Moreover, in the installation protector that this embodiment provided, prefabricated pipe 101 can not only protect cable 202 from shining by sunshine, can also play whole supporting role to cable 202, prevents that cable 202 both ends from receiving self gravity to influence and excessively to be drawn and take place to damage, saves simultaneously and carries out extra fixed operation to cable 202, and the wiring construction when conveniently building a factory.
To facilitate assembly, preformed tube 101 may be configured to be secured to mounting rod 102 by strapping, as shown in FIG. 1; prefabricated pipe 101 may also be configured to be directly inserted onto mounting rod 102, as shown in FIG. 2.
Those skilled in the art can understand that the photovoltaic power station is generally disposed outdoors, and the photovoltaic devices of the photovoltaic power generation system are directly disposed outdoors, so that the installation protection device is difficult to be attacked by rainwater, and in order to avoid the influence of accumulated water formed after rainwater enters from two ends of the prefabricated pipe 101 on the insulation resistance of the cable 202, the bottom of the prefabricated pipe 101 is provided with a plurality of water leakage holes 111, so that the accumulated water can be rapidly discharged. The bottom of the prefabricated pipe 101 refers to an end of the prefabricated pipe 101 facing the ground after being fixed to the installation rod 102 in the field.
Because prefabricated pipe 101 is to span the mode and arranges between photovoltaic equipment, receive self gravity influence difficult to avoid and form the arc that the middle part is low, both ends are high, in order to ensure that ponding discharges fast, above-mentioned hole 111 that leaks is preferably arranged in the middle part of prefabricated pipe 101 along the axis direction. Of course, the water leakage holes 111 may also be arranged from one end of the prefabricated pipe 101 to the other end along the axial direction, which is not limited in this embodiment, and the water leakage holes 111 may be densely arranged in the middle of the prefabricated pipe 101 and sparsely arranged at both ends as required.
In addition to the arrangement of the water leakage holes 111 for draining water, the two ends of the prefabricated pipe 101 can have a height difference along the vertical direction, as shown in fig. 5, the two ends of the prefabricated pipe 101 have different heights by fixing the two ends of the installation rod 102 at different heights; in addition, the two ends of the installation rod 102 can be fixed at the same height, and the heights of the two ends of the prefabricated pipe 101 are different through adjustment of a fixing piece (such as a strapping tape 103) for connecting the prefabricated pipe 101 and the installation rod 102.
In this embodiment, prefabricated pipe 101 reaches the effect of slope installation, makes ponding receive the influence of gravity and discharge, avoids staying in prefabricated pipe 101, reduces cable 202 to the risk that ground insulation resistance is lower than normal.
The prefabricated pipe 101 can be arranged to be a closed structure along the circumferential direction, and the cable 202 is assembled on the prefabricated pipe 101 in an insertion mode. However, in a few special scenarios, such as when the prefabricated pipe 101 spans a long distance between two photovoltaic devices or when the prefabricated pipe 101 spans more than 3 photovoltaic devices, the prefabricated pipe 101 needs to be long (e.g. more than 10m), which causes difficulty in threading the cable 202, in order to solve the problem, the prefabricated pipe 101 in the installation protection device may be provided with an opening 112 extending along the axial direction thereof, and the opening 112 is used for installing the cable 202.
The prefabricated pipe 101 is a flexible pipe, the opening 112 can be easily opened before the cable 202 is assembled, the cable 202 is conveniently installed, and the prefabricated pipe 101 automatically shrinks the opening 112 and fixes the cable 202 after the opening force is released. In order to improve reliability and prevent the cable 202 from being pulled out, the preformed tube 101 may be provided with a binding band 103 for closing the opening 112, and accordingly, in the solution that the preformed tube 101 is fixed to the mounting rod 102 by a binding manner, the binding band 103 may be provided for fixing the preformed tube 101 to the mounting rod 102 at the same time, or different binding bands 103 may be used for fixing the preformed tube 101 to the mounting rod 102 and closing the opening 112 of the preformed tube 101, respectively, which is not limited in this embodiment.
During the actual installation process, the cable 202 can be fixed to the prefabricated pipe 101 in two ways: 1. threading is preferably done at the surface and then the cable 202 is fixed to the mounting bar 102 together with the prefabricated pipe 101; 2. the prefabricated pipe 101 and the installation rod 102 are fixed, and the cable 202 is installed in the prefabricated pipe 101 at a high position. The above-described mode 1 is preferably adopted in view of construction convenience, and efficiency is improved.
The prefabricated pipe 101 can also be set as a rigid pipe, and the corresponding opening 112 cannot be automatically tightened, so that the cable 202 is prevented from being released by matching with components such as a strapping tape and the like; in addition, the opening 112 is oriented toward the backlight side to prevent sunlight from shining through the opening 112 into the interior of the preformed tube 101 and exposing the cable 202.
As will be appreciated by those skilled in the art, the photovoltaic devices in the photovoltaic power generation system are distributed, and a plurality of cables 202 may be aggregated. To protect the exposed portion of the summing cable transition, the prefabricated tube may be provided with a cable summing transition protection tube 113.
Specifically, a through hole is formed in a preset position of the prefabricated pipe 101, and the cable collecting and transferring protective pipe 113 is fixed in the through hole; the preset position is a position where the cables are gathered to penetrate into the prefabricated pipe 101. The prefabricated pipe 101 can also be arranged to comprise a plurality of sections of branch pipes, all the branch pipes are sequentially communicated through a three-way adapter, and the cable collecting, transferring and protecting pipe 113 is a first branch pipe of the three-way adapter; the second branch pipe and the third branch pipe of the three-way adapter are respectively communicated with the two adjacent branch pipes.
The prefabricated pipe 101 may be provided with a uniform pore size throughout for ease of manufacturing. Prefabricated pipe 101 still can set up to the aperture difference at both ends to in the cable can gather gets into prefabricated pipe 101, of course, gather in prefabricated pipe 101 that the one end aperture that cable 202 is many is great.
Specifically, the aperture of the preset pipe 101 gradually increases from one end to the other end, or the aperture of the prefabricated pipe 101 gradually changes from one end to the other end, which is not limited in this embodiment.
The installation position of installation pole 102 preferably sets up to be located photovoltaic module below and near photovoltaic module's lower edge, avoids cable 202 to be soaked by the water (photovoltaic module's terrain clearance generally confirms according to local flood mean water level) when extreme weather conditions such as flood to this position height, passes between the pile foundation row when making things convenient for the operation and maintenance personnel to patrol and examine, hinders for a short time.
In the installation protection device for the cable, the installation rod 102 can be a rigid rod, preferably a flexible steel cable, so that the installation protection device is light in weight, simple and convenient to install, strong in bearing capacity, strong in capability of adapting to the field environment, capable of being installed in a pulling mode at any angle and free of influence of the terrain.
The prefabricated pipe 101 may be a plastic polymer pipe, which has strong cracking resistance, ultraviolet aging resistance, corrosion resistance and low price, and may specifically adopt a PE pipe, a corrugated pipe, etc., and this embodiment is not limited.
In the installation protection device provided by the embodiment, the prefabricated pipe 101 is not made of metal materials, the cable 202 cannot be cut by the edge of the prefabricated pipe 101, and the safety and the insulation performance of the cable 202 are improved.
Depending on the number of cables 202 in the assembly, the prefabricated tubes 101 in the installation protection device can be arranged as one, or the prefabricated tubes 101 can be arranged in a plurality and each prefabricated tube 101 is fixed to the same installation rod 102, as shown in fig. 10.
The embodiment of the utility model provides a still provide a photovoltaic power generation system, including photovoltaic equipment and the installation protector that is used for cable 202 between photovoltaic equipment, the installation protector is the installation protector that above-mentioned embodiment provided.
Among the above-mentioned photovoltaic power generation system, photovoltaic equipment is numerous, and installation protector sets up to a plurality ofly, and prefabricated pipe 101 specification can set up to the same among each installation protector, specifically can adopt following two kinds of modes:
1. as shown in fig. 8, the prefabricated pipe 101 in each installation protection device can accommodate all the cables 202 in the photovoltaic power generation system at the maximum number of the cables 202, so that the prefabricated pipe 101 is single in specification, the material distribution and construction do not need to be selected, and the pipe penetration is faster;
2. as shown in fig. 10, the installation protection devices are multiple in number, and the prefabricated pipes 101 of various installation protection devices are different in number, so that the installation protection devices with multiple prefabricated pipes 101 connected in parallel can be adopted when the number of the collected cables 202 is large, and the installation protection devices with single or a small number of prefabricated pipes 101 connected in parallel can be adopted when the number of the collected cables 202 is small, so that the insertion requirements of the cables 202 can be met, the unified specifications of the prefabricated pipes 101 can be considered, and the prefabricated pipes 101 can be purchased, distributed and constructed conveniently.
Of course, the number of the installation protection devices may be multiple, and the preset pipe specifications of different types of installation protection devices are different, as shown in fig. 9, the prefabricated pipes 101 with different specifications are selected in a segmented manner, and the larger the number of the cables 202 is, the larger the specification of the prefabricated pipes 101 is. Different kinds of installation protector's prefabricated pipe 101 still can set up to even, the both ends aperture difference in aperture everywhere respectively, during the installation according to cable 202 gather the demand with different installation protector arrange between different photovoltaic equipment can.
The embodiment of the utility model provides a still provide a photovoltaic power plant, including photovoltaic power generation system, photovoltaic power generation system is the photovoltaic power generation system that above-mentioned embodiment provided.
The photovoltaic power generation system and the photovoltaic power station provided by the embodiment respectively use the cable installation protection device provided by the embodiment, so that the cable 202 can be protected from being irradiated by sunlight, the insulation impedance of the cable 202 is prevented from being reduced, and the generated energy is prevented from being influenced by the cable 202. Of course, the photovoltaic power generation system and the photovoltaic power station provided by the embodiment also have other effects related to installation of the protection device provided by the implementation, and are not described herein again.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. 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 invention. 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 (15)
1. An installation protection device for a cable, for a photovoltaic power generation system, comprising:
the two ends of the mounting rod are respectively fixed on different brackets;
the prefabricated pipe is arranged on the mounting rod and spans a gap between photovoltaic equipment in the photovoltaic power generation system; the prefabricated pipe is used for inserting the cable.
2. The installation guard of claim 1, wherein the preformed tube is secured to the mounting bar by strapping or is inserted onto the mounting bar.
3. The installation guard of claim 1, wherein the preformed tube has a plurality of weep holes in a bottom thereof.
4. The installation guard according to claim 3, wherein the water leakage hole is disposed at a middle portion of the prefabricated pipe in an axial direction.
5. The installation guard of claim 1, wherein the two ends of the preformed tube have a height difference in a vertical direction.
6. The installation guard of claim 1, wherein the preformed tube is provided with an opening extending in the direction of its axis for installation of the cable; and a strapping tape is arranged outside the prefabricated pipe.
7. The installation guard of claim 1, wherein the preformed tube is provided with a cable summary transition guard.
8. The installation protection device of claim 7, wherein a through hole is formed in a preset position of the prefabricated pipe, and the cable collection transfer protection pipe is fixed in the through hole; or alternatively
Prefabricated pipe includes that the multistage divides the pipe, and each is divided the pipe and communicates in proper order through three way connection, the cable gathers the switching protective tube and does three way connection's first branch pipe.
9. The installation guard of claim 1, 7 or 8, wherein the preformed tube has different bore diameters at both ends.
10. The installation guard of claim 1, wherein the mounting rod is a rigid rod or a flexible wire rope.
11. The installation guard of claim 1, wherein the preformed tube is one, or a plurality of preformed tubes are provided and each preformed tube is secured to the same mounting rod.
12. A photovoltaic power generation system comprising photovoltaic equipment and installation and protection devices for cables between the photovoltaic equipment, wherein the installation and protection devices are according to any one of claims 1 to 9.
13. The photovoltaic power generation system of claim 12, wherein the installation protection device is a plurality of installation protection devices, and the prefabricated pipes in each installation protection device have the same size;
the prefabricated pipes in the installation protection devices can accommodate all cables in the maximum cable collecting number position in the photovoltaic power generation system respectively; or alternatively
The installation protection device is various, and the prefabricated pipe quantity of various installation protection devices is different.
14. The photovoltaic power generation system of claim 12, wherein the installation guard is plural and is of a plurality, and the predetermined pipe sizes of different kinds of installation guards are different.
15. A photovoltaic power plant comprising a photovoltaic power generation system, characterized in that the photovoltaic power generation system is the photovoltaic power generation system of any one of claims 12-14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220973113.XU CN217427562U (en) | 2022-04-24 | 2022-04-24 | Installation protector, photovoltaic power generation system and photovoltaic power plant of cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220973113.XU CN217427562U (en) | 2022-04-24 | 2022-04-24 | Installation protector, photovoltaic power generation system and photovoltaic power plant of cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217427562U true CN217427562U (en) | 2022-09-13 |
Family
ID=83185543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220973113.XU Active CN217427562U (en) | 2022-04-24 | 2022-04-24 | Installation protector, photovoltaic power generation system and photovoltaic power plant of cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217427562U (en) |
-
2022
- 2022-04-24 CN CN202220973113.XU patent/CN217427562U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8383933B2 (en) | Earthing system for a wind turbine connected to a utility grid and for a wind turbine park | |
| US9377009B2 (en) | Single piece electric assembly for connecting an off-shore wind turbine with an electric subsea cable, wind turbine, wind turbine cluster and method for mounting such an electric assembly to a wind turbine tower | |
| US20180102689A1 (en) | Traffic barrier with integrated turbine | |
| CN217427562U (en) | Installation protector, photovoltaic power generation system and photovoltaic power plant of cable | |
| CN211653238U (en) | Shared iron tower communication base station optical cable connection and line optical cable connection device co-building structure | |
| CN112740546A (en) | Photovoltaic power station | |
| CN206195675U (en) | Floating structure and surface of water photovoltaic power plant | |
| CN215123698U (en) | Device for reducing looseness of bird prevention plate of transmission tower | |
| CN210120380U (en) | Intensive safety cover of multiple cable | |
| CN211720191U (en) | Photovoltaic cable tube | |
| CN111722334A (en) | Plugging device and method for supporting type optical cable down-leading protection tube | |
| CN220247000U (en) | Photovoltaic base device assembled by drainage ditch and cable ditch in combined mode | |
| CN214124774U (en) | Cable connection pipeline structure between wind generating set and box-type transformer | |
| CN208241219U (en) | A kind of photovoltaic power generation cable clamp device | |
| CN212364666U (en) | Supporting type optical cable down-leading protection tube plugging device | |
| WO2012093584A1 (en) | Solar generator system | |
| CN216624987U (en) | Photovoltaic box-type substation convenient to equipment | |
| CN218182856U (en) | Power transmission and distribution insulating ring main unit with dampproofing function | |
| CN220691158U (en) | Optical cable protection device | |
| CN219979176U (en) | Bunched overhead insulated cable | |
| CN218549415U (en) | Outdoor high-voltage cable distribution box for photovoltaic wind power | |
| CN218767457U (en) | Tower installation prefabricated optical cable splicing box for power distribution communication network | |
| CN216904207U (en) | Bus duct with high protection level | |
| CN216040995U (en) | Water delivery main canal | |
| CN212162765U (en) | Lightning protection device for power transmission and distribution line |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |