CN205051635U - Cable truss and intelligence cable trussing - Google Patents

Abstract

The utility model relates to a cable truss and intelligence cable trussing, wherein the cable truss includes both sides braced frame, the cable truss comprises the sub -assembly of cable or rigidity member or cable and rigidity member, and the cable truss erects between at least two braced frame, and a plurality of photovoltaic module or equipment subassembly are fixed in on the all alone truss. The utility model discloses innovation ground is installed photovoltaic module on flexible material, and when touchhing harsh weather such as earthquake, high wind, flexible material's self elastic deformation can offset partial external force, and the resonance that probably produces has also been avoided to the while to fall to the loss minimum.

Description

Cable truss and intelligent cable truss system

technical field

The utility model relates to a cable truss and an intelligent cable truss system.

Background technique

Existing photovoltaic modules at home and abroad are installed by machining, welding, and assembly of section steel or steel plate, and are composed of columns, cable-stayed supports and guide rails. The column is fixed to the installation foundation, and the photovoltaic module is installed on the slope, and the direction is south. However, the existing installation structure has the following defects and deficiencies: 1. The land occupation is large, especially the centralized photovoltaic power station will occupy a large amount of rare land resources, and the installation height is low, and the space below is limited. Once the photovoltaic power generation is installed, The land cannot be reused. 2. A large amount of steel is consumed, and the steel structure consumes more steel, and the structure is more complicated. 3. The span is small, and support columns need to be added in the middle. After completion, the angle is fixed and cannot be adjusted. 4. The support needs to be installed on a set of planes. It cannot be used on uneven ground such as barren hillsides, or requires large-scale machinery for finishing, which will greatly increase the cost and construction difficulty. 5. The highest conversion rate of photovoltaic modules can only be obtained at the best elevation angle , the existing support can only be installed on a plane, which greatly affects the installation range of distributed photovoltaics, and the economic efficiency is low. In addition, photovoltaic power plants are installed in high places such as open fields, roofs or uphills without obstructions, and places with good solar illumination. These occasions are places that are greatly affected by strong winds, and typhoons, heavy snow and earthquakes are also hidden dangers of damaging the photovoltaic array.

Utility model content

The purpose of this utility model is to provide a cable truss and an intelligent cable truss system in order to avoid the problems in the background technology.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solution 1: a cable truss, including a support frame on both sides, the cable truss is composed of a cable or a rigid member or a combination of a cable and a rigid member, the cable truss Erected between at least two supporting frames, several photovoltaic components or equipment components are fixed on the cable truss.

For an optimization of the present utility model, the cable truss also includes a rotating shaft and a support member, the cable includes a first cable and a second cable, the two ends of the rotating shaft are placed above the supporting frame respectively, and the rotating shaft The axial direction of each support is respectively provided with a number of triangular-shaped supports, the middle and lower ends of the supports are fixedly connected to the rotating shaft, the upper and rear sides of each support are threaded with a first cable, and the front sides of the upper ends are respectively threaded with For the second stay cables, positioning rods are arranged on the outside of each cable truss, the two ends of the positioning rods are respectively connected to the first and second stay cables, and the middle part of the positioning rods is connected to the power output end of the slewing drive.

For an optimization of the utility model, the axial ends of the rotating shaft are respectively connected to the installation platform through the support base, and the upper end of the support base is provided with a semi-circular opening, and the axial ends of the rotating shaft are respectively placed in the semi-circular opening and held by the semi-circular opening. The hoop support seat is hinged, and there are several auxiliary support frames between the support frames on both sides. Each auxiliary support frame includes an auxiliary column and a support platform. hole.

For an optimization of the utility model, an elastic member is provided between the axial ends of the rotating shaft and the semi-circular opening.

For an optimization of the utility model, the support seat is a height-adjustable support column.

For an optimization of the utility model, the rigid rod is a steel pipe, a plastic pipe or a fiber pipe; the drag cable is any one or more combinations of steel strands, steel cables, and steel cables.

For an optimization of the utility model, the lower end of the middle part of the support is fixedly connected to the rotating shaft through the connecting sleeve.

Technical solution 2: An intelligent cable truss system, including several cable trusses as described in technical solution 1, several photovoltaic modules, and a rotary drive device with a controller. The supporting frame includes installation platforms and columns on both sides. The installation platforms are respectively Placed in the air through the column frame, a number of horizontal cable trusses are erected between the installation platforms on both sides, and photovoltaic modules are evenly distributed on each cable truss, and the installation platforms on one side or both sides of each cable truss are respectively A slewing drive that turns the cable truss.

For an optimization of the utility model, the installation platform is equipped with a pressure sensor for monitoring whether the cable truss is overloaded and compressed, a GPS positioning module for GPS positioning, and a device for real-time monitoring of the inclination angle of the cable truss relative to the supporting frame. Sensors, pressure sensors and inclination sensors are all communicated with the controller, and the installation platform is also provided with a GPS positioning module for GPS positioning. The GPS positioning module is connected with the controller, and the controller includes a wired or wireless communication module.

For an optimization of the utility model, a limit switch for limiting the rotation angle of the cable truss is provided on the installation platform, and the limit switch is connected with the controller.

Compared with the background technology, the utility model has a reasonable structure, and is convenient to manufacture and build. Since the supporting parts only occupy a small land area, the large-area photovoltaic modules are "suspended, pulled, hung, and supported" by the cable trusses. In the air; the installation bracket of the utility model is fixed flexibly, suits measures to local conditions, and is not restricted by landforms, and is especially suitable for rivers, agricultural greenhouses, wasteland, barren mountains, fish ponds, tidal flats, roads (highways), abandoned land and abandoned mines, and landfills The safety carrier of photovoltaic power plants subject to environmental constraints such as farms, waterworks, and sewage treatment plants; in addition, the spacing between the photovoltaic modules fixed on the smart cable truss can be set arbitrarily, to obtain the best elevation angle, improve power generation efficiency, reduce wind pressure, and snow Compressive load, give full play to the complementarity of agricultural photovoltaics and fishing photovoltaics, and realize the secondary use of land in different environments; the existing technology is to install photovoltaic modules on rigid supports. Since the supports are rigid, when in severe weather conditions such as typhoons, Since the photovoltaic module is subjected to a very large wind pressure, and because the rigid support cannot be deformed, it is easy to be brittle. The utility model innovatively installs the photovoltaic module on the flexible material. When encountering severe weather such as earthquakes and strong winds, the elastic deformation of the flexible material itself can offset part of the external force, and at the same time avoid possible resonance, thereby reducing the loss. to the minimum.

Description of drawings

Fig. 1 is a structural schematic diagram of the intelligent cable truss system.

Fig. 2 is a schematic diagram of the installation structure of the intelligent cable truss system.

Figure 3 is an enlarged view of A.

Fig. 4 is a schematic diagram of a support.

Fig. 5 is a block diagram of the control principle of the intelligent cable truss system.

Fig. 6 is a schematic diagram of the construction of the intelligent cable truss system.

detailed description

Embodiment 1: Refer to Figures 1-6. A cable truss, including support frames 8 on both sides, the cable truss 2 is composed of a cable 21 or a rigid member or a combination of a cable 21 and a rigid member, and the cable truss 2 is erected between at least two support frames 8 In between, several photovoltaic components 3 or equipment components are fixed on the cable truss 2 .

The cable truss 2 also includes a rotating shaft 23 and a support member 22. The cable 21 includes a first cable 21a and a second cable 21b. The axial direction of each support is respectively provided with a number of triangular-shaped supports, the middle and lower ends of the supports are fixedly connected to the rotating shaft, the upper and rear sides of each support are threaded with a first cable 21a, and the front sides of the upper ends are respectively threaded There is a second cable 21b, and each cable truss 2 is provided with a positioning rod 24 on the outside. Power take-off drive connection.

The axial ends of the rotating shaft 23 are respectively connected to the installation platform 6 through the support base 25. The upper end of the support base 25 is provided with a semi-circular opening, and the axial ends of the rotating shaft 23 are respectively placed in the semi-circular opening and are supported by the semi-circular hoop 26. 25 hinged. Several auxiliary supporting frames 7 are also arranged between the supporting frames 8 on both sides. Each auxiliary supporting frame 7 includes an auxiliary column 72 and a supporting platform 71. The upper end of the auxiliary column 72 is connected with the supporting platform 71. empty slots or holes.

An elastic member 14 is provided between the axial ends of the rotating shaft 23 and the semicircular opening. In practical applications, the elastic member 14 can be any one or more combinations of spring washers, springs, spring steel plates, and spring steel sheets. When encountering bad weather such as typhoon, the elastic member 14 can further reduce the vibration suffered by the cable truss 2 by its own elasticity, avoiding possible resonance, thereby minimizing the loss.

The support base 25 is a height-adjustable support column, and the support column can be set as a multi-section mutually nested and telescopically fixed steel product. Therefore, in different usage occasions, the height of the support column can be adjusted according to the site environment, so as to achieve For the purpose of standardization, the support column can be built by multiple sets of support units. According to the actual needs of the occasion, the construction personnel can choose a certain number of support units to determine the height of the support column. The cable truss 2 is provided with at least two rotating mechanisms, the two rotating mechanisms are parallel to each other, and the installation angle θ of the photovoltaic module can be controlled by adjusting the two rotating mechanisms. There may also be a height difference between any two groups of cable trusses 2 , and the cable trusses 2 may be arranged in any direction and have a height difference in any direction. The number of cable trusses 2 can be multiple groups, and multiple groups of cable trusses 2 cross each other to form a network. Through this arrangement, multiple groups of photovoltaic modules can form a photovoltaic square array, and the photovoltaic square array can be adjusted arbitrarily by using multiple support seats 25. array range. The rigid rod is a steel pipe, a plastic pipe or a fiber pipe; the drag cable 21 is any one or more combinations of steel strands, steel cables, and steel cables. The lower end of the middle part of the supporting member is fixedly connected with the rotating shaft through the connecting sleeve.

Embodiment 2: Refer to Figures 1-6. An intelligent cable truss system, including the cable truss 2 described in Embodiment 1, several photovoltaic modules 3, and a rotary drive device 1 with a controller 9. The cable truss 2 can use other metals such as copper, aluminum, and iron that can be deformed Made; the material component of the cable truss 2 may not be single, but may be formed by combining multiple materials; Columns 5, the installation platforms 6 are respectively placed in the air through the columns 5, and a number of horizontal cable trusses 2 are erected between the installation platforms 6 on both sides, and photovoltaic modules 3 are evenly distributed on each cable truss 2, and each cable The installation platforms 6 on one side or both sides of the truss 2 are respectively provided with a rotary driving device 1 for driving the cable truss 2 to rotate.

The installation platform is provided with a pressure sensor 10 for monitoring whether the cable truss 2 is overloaded and compressed, a GPS positioning module for GPS positioning, and an inclination sensor 11 for real-time monitoring of the angle of the cable truss 2 relative to the support frame 8. The sensor 10 , the GPS positioning module and the inclination sensor 11 are all communicated with the controller 9 . The controller includes a wired or wireless communication module. A limit switch for limiting the rotation angle of the cable truss is arranged on the installation platform, and the limit switch is connected with the controller.

It should be understood that: although the present embodiment has described the utility model in more detail, these explanations are only a simple description of the utility model, rather than a limitation of the utility model, and any content that does not exceed the essence of the utility model Inventions and creations all fall within the protection scope of the present utility model.

Claims (10)

1. A cable truss, comprising two side support frames, is characterized in that: said cable truss is made up of a cable or a rigid member or an assembly of a cable and a rigid member, and the cable truss is erected between at least two support frames During the period, several photovoltaic modules or equipment components are fixed on the cable truss. 2. The cable truss according to claim 1, characterized in that: the cable truss also includes a rotating shaft and a support member, the drag cables include a first drag cable and a second drag cable, and the two ends of the rotating shaft are respectively supported Placed above the support frame, a number of triangular-shaped supports are arranged in the axial direction of the rotating shaft. The middle and lower ends of the supporting members are fixedly connected to the rotating shaft. The front side is respectively pierced with the second cable, and the outer side of each cable truss is provided with a positioning rod. The two ends of the positioning rod are respectively connected with the first cable and the second cable. end drive connection. 3. An intelligent cable truss system, characterized in that it includes several cable trusses as claimed in claim 1, several photovoltaic modules, and a rotary drive device provided with a controller. The support frame includes installation platforms and columns on both sides, and the installation platform They are respectively placed in the air through the column frame, and several horizontal cable trusses are erected between the installation platforms on both sides. Photovoltaic modules are evenly distributed on each cable truss. The installation platforms on one side or both sides of each cable truss are respectively installed There is a slewing drive that drives the cable truss to rotate. 4. The intelligent cable truss system according to claim 3, characterized in that: the installation platform is provided with a pressure sensor for monitoring whether the cable truss is overloaded and pressed, a GPS positioning module for GPS positioning, and a GPS positioning module for real-time monitoring of the cable truss. The inclination sensor for the angle of the truss relative to the support frame, the pressure sensor, the GPS positioning module, and the inclination sensor are all in communication connection with the controller, and the controller includes a wired or wireless communication module. 5. The intelligent cable truss system according to claim 3, characterized in that: the axial ends of the rotating shaft are respectively connected to the installation platform through the supporting base, the upper end of the supporting base is provided with a semicircular opening, and the axial ends of the rotating shaft They are respectively placed in the semicircle opening and hinged by the semicircle hoop support seat. There are several auxiliary support frames between the support frames on both sides. Each auxiliary support frame includes auxiliary columns and support platforms. The upper ends of the auxiliary columns are connected to the support platforms. There are empty slots or holes for accommodating the rotating shaft. 6. The intelligent cable truss system according to claim 3, wherein an elastic member is provided between the axial ends of the rotating shaft and the semicircular opening. 7. The intelligent cable truss system according to claim 5, wherein the support seat is a height-adjustable support column. 8. The cable truss according to claim 1, characterized in that: said rigid rod is steel pipe, plastic pipe or fiber pipe; said drag cable is any one or more of steel strand, steel cable and steel cable combination. 9. The intelligent cable truss system according to claim 3, characterized in that: the installation platform is provided with a limit switch to limit the rotation angle of the cable truss, and the limit switch is connected to the controller. 10. The intelligent cable truss system according to claim 3, characterized in that: the middle lower end of the support is fixedly connected to the rotating shaft through a connecting sleeve.