CN219458937U - Photovoltaic system for surface water station - Google Patents

Abstract

The utility model discloses a photovoltaic system for a surface water station, wherein a photovoltaic power generation group with a cleaning function is arranged in a surrounding wall, the output end of the photovoltaic power generation group is connected with a battery pack, and the output end of the battery pack is connected with an inverter; the inverter is connected with a bidirectional meter through an alternating current cable. According to the utility model, solar energy is converted into electric energy through the photovoltaic power generation group and is stored in the battery pack, and then direct current in the solar battery pack is converted into alternating current required by internal equipment of a surface water station through the inverter, so that solar heat energy is fully utilized, meanwhile, electric energy used in a national power grid is reduced, the load of the national power grid is reduced, and the dependence on the national power grid is reduced.

Description

Photovoltaic system for surface water station

Technical Field

The utility model relates to the technical field of photovoltaic power generation, in particular to a photovoltaic system for a surface water station.

Background

The surface water station is a water quality station for detecting surface water in China so as to realize real-time continuous monitoring and remote monitoring of water quality and timely master the water quality condition of the main river basin key section water body.

The existing surface water station contains a large amount of water quality detection equipment, a large amount of electric energy is needed to be used from a national power grid every year, when the national power grid is overhauled or maintained by a cable, the surface water station cannot work normally, the dependency on the national power grid is too strong, and part of the surface water station is built on a river bank with sufficient illumination, so that a large amount of solar heat energy is lost. In order to reasonably utilize solar heat energy, electric energy used by a surface water station from a national power grid is reduced, and dependence on the national power grid is reduced. The present utility model thus proposes a photovoltaic system for a surface water station.

Disclosure of Invention

The utility model aims to provide a photovoltaic system for a surface water station, which is used for solving the problems that a large amount of water quality detection equipment is contained in the existing surface water station in the background art, a large amount of electric energy is required to be used from a national power grid each year, when the national power grid is subjected to cable overhaul or maintenance, the surface water station cannot work normally, the dependency on the national power grid is too strong, and part of surface water stations are built on river banks with sufficient illumination, so that a large amount of solar heat energy is lost.

In order to achieve the above object, the present utility model provides a photovoltaic system for a surface water station, wherein a photovoltaic power generation group with a cleaning function is installed in a fence, an output end of the photovoltaic power generation group is connected with a battery pack for storing electric energy, and an output end of the battery pack is connected with an inverter for converting direct current into alternating current; the inverter is connected with a bidirectional meter connected with the national power grid and internal equipment of the surface water station through an alternating current cable.

Optionally, the photovoltaic power generation group includes installing the mounting bracket on ground, installing supporting beam and the support drainage structure on the mounting bracket, installing the photovoltaic board on supporting beam and support drainage structure, installing the spacing splint on support drainage structure and installing the washing subassembly on spacing splint.

Optionally, the support beam is installed in the middle of the photovoltaic panel in a vertically and horizontally connected manner; the supporting and draining structure comprises a longitudinal water tank and a transverse water tank which are arranged at the joint of the photovoltaic panels; the limiting clamp plate is arranged on the longitudinal water tank.

Optionally, a trapezoid connecting block is installed in the longitudinal water tank, and the trapezoid connecting block is provided with a supporting plate which is flush with the top surface and is used for supporting the photovoltaic panel; the trapezoid connecting block is provided with a trapezoid through groove, and the transverse water groove is communicated with the longitudinal water groove.

Optionally, a trapezoidal sliding block is slidably installed in the trapezoidal through groove, a fixing bolt is installed on the trapezoidal sliding block, a pressing block which is in contact with the top surface of the photovoltaic panel is installed on the fixing bolt, and a rubber strip which is in contact with the bottom surface of the photovoltaic panel is installed on the top of the supporting plate; the pressing block is provided with an L-shaped edge protection strip which is contacted with the top surface and the side surface of the photovoltaic panel; the longitudinal water tank is provided with a communicating groove communicated with the transverse water tank.

Optionally, the cleaning component comprises a sliding rail arranged on the limiting clamping plate, a sliding block arranged on the sliding rail in a sliding way, a rotating shaft movably arranged on the sliding block, a brush sleeve arranged on the rotating shaft, a rocker arranged on one end of the rotating shaft and a cleaning water pipe arranged on the sliding block.

Optionally, a limiting block is arranged at one end of the rotating shaft, provided with the rocker, and is provided with a limiting rod; the rotating shaft is provided with a positioning hole for mounting the brush sleeve; the side of the sliding block is provided with a mounting block for cleaning the water pipe.

Optionally, the brush sleeve comprises a brush rod sleeved on the rotating shaft and matched with the rotating shaft, and a brush arranged on the surface of the brush rod; the brush rod is provided with a through groove corresponding to the rotating shaft.

Optionally, a sliding groove matched with the sliding block is arranged on the sliding rail; the slide rail is provided with an avoiding groove connected with the slide groove; the sliding block is provided with a control rod positioned in the avoidance groove; and a limit nut is arranged on the rotating shaft.

Compared with the prior art, the utility model has the following beneficial effects:

according to the photovoltaic system for the surface water station, solar energy is converted into electric energy through the photovoltaic power generation set and is stored in the battery pack, direct current in the solar battery pack is converted into alternating current required by internal equipment of the surface water station through the inverter, solar heat energy is fully utilized, meanwhile, electric energy used in a national power grid is reduced, the load of the national power grid is reduced, and the dependence on the national power grid is reduced.

Drawings

FIG. 1 is a frame diagram of a photovoltaic system of the present utility model;

FIG. 2 is a schematic view of the structure of the photovoltaic power generation module, drainage structure and cleaning assembly of the present utility model;

FIG. 3 is an enlarged view of a portion of the utility model at A in FIG. 2;

FIG. 4 is a schematic view of an optical drainage structure according to the present utility model;

FIG. 5 is a side view of the drainage structure of the present utility model;

FIG. 6 is an enlarged view of a portion of the utility model at B in FIG. 5;

FIG. 7 is a schematic view of the connection of the longitudinal trough, the transverse trough and the support beam of the present utility model;

FIG. 8 is a schematic view of the structure of the cleaning assembly of the present utility model;

FIG. 9 is an enlarged view of a portion of the utility model at C in FIG. 8;

FIG. 10 is a schematic view of the structure of the spindle of the present utility model;

fig. 11 is a schematic view of the structure of the brush holder of the present utility model.

The marks in the figure are as follows: 2. a photovoltaic power generation group; 21. a mounting frame; 22. a support beam; 23. a photovoltaic panel; 24. limiting clamping plates; 3. a battery pack; 4. an inverter; 5. a bidirectional meter; 6 a drainage structure; 61. a longitudinal water tank; 611. a trapezoidal connecting block; 612. a support plate; 613. trapezoidal through grooves; 614. a trapezoidal slider; 615. a fixing bolt; 616. briquetting; 617. a rubber strip; 618. an L-shaped edge protection strip; 619 (619); a communication groove; 62. a transverse water tank; 7. cleaning the assembly; 71. a slide rail; 711. a chute; 712. an avoidance groove; 72. a slide block; 721. a control lever; 722. a mounting block; 73. a rotating shaft; 731. a limiting block; 732. positioning holes; 733. a limit nut; 74. a brush sleeve; 741. a brush bar; 742. a brush; 743. a through groove; 75. a rocker; 76. and cleaning the water pipe.

Detailed Description

The following detailed description is made with reference to the accompanying drawings and detailed description. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly generalized by those skilled in the art without departing from the spirit of the utility model and, therefore, the present utility model is not limited to the specific embodiments disclosed below.

The photovoltaic system for the surface water station can be suitable for occasions such as surface water station construction photovoltaic power generation, and can be used for other similar application scenes, and the photovoltaic system for the surface water station is described in detail below.

Referring to fig. 1-11, there is shown a schematic structural view of a preferred embodiment of a photovoltaic system for a surface water station according to the present utility model. The photovoltaic system for the surface water station comprises a photovoltaic power generation group 2 which is arranged in a surrounding wall and has a cleaning function, wherein the output end of the photovoltaic power generation group 2 is connected with a battery pack 3 for storing electric energy, and the output end of the battery pack 3 is connected with an inverter 4 for converting direct current into alternating current; the inverter 4 is connected with a bidirectional meter 5 connected with the national power grid and internal equipment of a surface water station through an alternating current cable; according to the utility model, through the arrangement of the photovoltaic power generation group 2, solar heat energy can be converted into direct current, and cleaning can be performed, so that the cleanness of the photovoltaic power generation group 2 is ensured, dust or rain and snow are prevented from adhering to the photovoltaic power generation group 2, low conversion efficiency or incapability of conversion is caused, and the photovoltaic power generation group 2 can normally perform conversion of solar heat energy into electric energy; through the arrangement of the battery pack 3, the electric energy obtained by converting the photovoltaic power generation set 2 can be temporarily stored, and the electric energy waste caused by conversion is prevented; through the arrangement of the inverter 4, the direct current power supply in the battery pack 3 can be converted into alternating current power supply, so that equipment in the surface water station can be normally used.

Referring to fig. 2 to 4, in the present utility model, the photovoltaic power generation module 2 includes a mounting frame 21 mounted on the ground, a support beam 22 and a support drainage structure 6 mounted on the mounting frame 21, a photovoltaic panel 23 mounted on the support beam 22 and the support drainage structure 6, a stopper clamp plate 24 mounted on the support drainage structure 6, and a cleaning module 7 mounted on the stopper clamp plate 24; according to the utility model, the position of the photovoltaic panel 23 is lifted through the installation of the installation frame 21, so that the sufficient illumination of the photovoltaic panel 23 is ensured, and the photovoltaic panel is not shielded by the enclosing wall; the photovoltaic panel 23 is supported and fixed by the arrangement of the supporting beams 22; by the arrangement of the photovoltaic panel 23, solar heat energy can be converted into electric energy; by the provision of the limiting clamp plate 24, the installation position of the photovoltaic panel 23 can be defined while the installation position of the cleaning assembly 7 is provided.

Referring to fig. 3-6, in the present utility model, the support beam 22 is installed at the middle of the photovoltaic panel 23 in a vertically and horizontally connected manner; the support drainage structure 6 comprises a longitudinal water trough 61 and a transverse water trough 62 mounted at the junction of the photovoltaic panels 23; the limiting clamp plate 24 is arranged on the longitudinal water tank 61; wherein, a trapezoid connecting block 611 is arranged in the longitudinal water tank 61, the trapezoid connecting block 611 is provided with a supporting plate 612 which is parallel to the top surface and is used for supporting the photovoltaic panel 23; the trapezoid connecting block 611 is provided with a trapezoid through groove 613; the transverse water tank 62 is communicated with the longitudinal water tank 61; according to the utility model, through the arrangement of the longitudinal water tank 61 and the transverse water tank 62, rainwater directly enters the transverse water tank 62 along the surface of the photovoltaic panel 23, then is converged into the longitudinal water tank 62 along the transverse water tank 62, and water is discharged from the longitudinal water tank 62; by the arrangement of the supporting plate 612, the edge of the photovoltaic panel 23 is supported, the installation strength of the photovoltaic panel 23 is ensured, the photovoltaic panel 23 is prevented from being piled up in northern areas with rain and snow in winter, and collapse occurs due to insufficient supporting strength; by the arrangement of the trapezoid through groove 613, the installation position of the trapezoid slide block 614 is provided, so that the trapezoid slide block 614 can be limited while the trapezoid slide block 614 can move in the trapezoid through groove 613.

Referring to fig. 5 and 6, in the present utility model, a trapezoidal slider 614 is slidably installed in a trapezoidal through groove 613, a fixing bolt 615 is installed on the trapezoidal slider 614, a pressing block 616 contacting with the top surface of the photovoltaic panel 23 is installed on the fixing bolt 615, and a rubber strip 617 contacting with the bottom surface of the photovoltaic panel 23 is installed on the top of a supporting plate 612; the pressing block 616 is provided with an L-shaped edge protection strip 618 which is contacted with the top surface and the side surface of the photovoltaic panel 23; the longitudinal water tank 61 is provided with a communicating groove 619 communicating with the transverse water tank 62; according to the utility model, through the arrangement of the trapezoidal sliding block 614 and the cooperation of the fixing bolt 615 and the pressing block 616, the photovoltaic panel 23 can be fixedly installed, namely, the fixing bolt 615 penetrates through the pressing block 616 to be in threaded connection with the trapezoidal sliding block 614, the pressing block 616 is pressed against the photovoltaic panel 23 by screwing the fixing bolt 615, and meanwhile, the trapezoidal sliding block 614 is limited by the trapezoidal through groove 613, so that the pressing block 616 can fixedly install the photovoltaic panel 23; by the arrangement of the rubber strips 617, the top of the supporting plate 612 is prevented from being in hard contact with the bottom of the photovoltaic panel 23, so that the photovoltaic panel 23 is prevented from being damaged; through the arrangement of the L-shaped edge protection strips 618, when the pressing block 616 is installed, the L-shaped edge protection strips 618 deform, the force of the pressing block 616 is buffered, the pressing block 616 is prevented from directly applying the force to the photovoltaic panel 23, and the photovoltaic panel 23 is prevented from deforming, so that the photovoltaic panel 23 is protected; by providing the communication groove 613, water in the lateral water tank 62 can smoothly flow into the longitudinal water tank 61.

Referring to fig. 8 to 11, in the present utility model, the cleaning unit 7 includes a slide rail 71 mounted on the limiting clamp plate 24, a slide block 72 slidably mounted on the slide rail 71, a rotating shaft 73 movably mounted on the slide block 72 through a bearing, a brush holder 74 mounted on the rotating shaft 73, a rocker 75 mounted on one end of the rotating shaft 73, and a cleaning water pipe 76 mounted on the slide block 72; according to the utility model, through the arrangement of the rotating shaft 73, the brush sleeve 74 is driven to rotate, so that the photovoltaic panel 23 is cleaned; by the arrangement of the rocker 75, the rotating shaft 73 is convenient for a worker to rotate; through the arrangement of the cleaning water pipe 76, clean water can be sprayed to the photovoltaic panel 23, so that the brush sleeve 74 is easier to clean the photovoltaic panel 23, and the cleaning water pipe 76 is a hose.

Referring to fig. 8-11, in the present utility model, a limiting block 731 is installed on one end of the rotating shaft 73 where the rocker 75 is installed; the rotating shaft 73 is provided with a positioning hole 732 for mounting the brush sleeve 74; a mounting block 722 for cleaning the water pipe 76 is mounted on the side surface of the slider 72; the brush sleeve 74 comprises a brush rod 741 sleeved on the rotating shaft 73 and matched with the rotating shaft 73, and a brush 742 arranged on the surface of the brush rod 741; the brush rod 741 is provided with a through groove 743 corresponding to the rotating shaft 73; the utility model limits the installation position of the rotating shaft 73 through the setting of the limiting block 731; through the arrangement of the positioning holes 732, the brush sleeve 74 can be fixedly arranged on the rotating shaft 73 through bolts, so that the rotating shaft 73 can drive the brush sleeve 74 to rotate when rotating, and the photovoltaic panel 23 is cleaned, thereby ensuring the surface cleanliness of the photovoltaic panel 23 and ensuring the efficiency of converting solar heat energy into electric energy; through the arrangement of the brush rod 741, the brush 742 can be arranged on the rotating shaft 73, so that the rotating shaft 73 drives the brush 742 to rotate; by the arrangement of the brush 742, the photovoltaic panel 23 can be cleaned, and dust and the like adsorbed on the surface of the photovoltaic panel 23 can be cleaned; through the setting of logical groove 743, when wasing brush 742, only need directly twist the bolt of installing at locating hole 732, make brush pole 741 and pivot 73 separation, can take off brush 742 and wash, easy operation is convenient, and because the speed that brush 742 moved is controlled by the workman, so can not lead to the condition emergence that the position was washd by photovoltaic board 23 part because of logical groove 743.

Referring to fig. 8-11, in the present utility model, a sliding groove 711 adapted to the sliding block 72 is provided on the sliding rail 71; the slide rail 71 is provided with an avoidance groove 712 connected with the slide groove 711; the slide block 72 is provided with a control rod 721 positioned in the avoidance groove 712; a limiting nut 733 is mounted on the rotating shaft 73; according to the utility model, through the arrangement of the sliding groove 711, the sliding block 72 can move along the sliding groove 711, so that the moving condition of the sliding block 72 is improved; through the arrangement of the avoidance groove 712, the control rod 721 is avoided, so that the control rod 721 can drive the slide block 72 to move along the slide groove 711, and the control rod 721 can be limited, the slide block 72 is limited, and the slide block 72 is prevented from being separated from the slide groove 711; by the arrangement of the control rod 721, the sliding block 72 can be driven to move, the sliding block 72 drives the rotating shaft 73 to move, the rotating shaft 73 drives the brush sleeve 74 to move, and the photovoltaic panel 23 is cleaned; through the setting of the limiting nut 733, the setting of the limiting block 731 is matched to limit the axial direction of the rotating shaft 73, so that the rotating shaft 73 can only perform circumferential rotation movement, and the rotating shaft 73 is prevented from being separated from the sliding block 72 in the rotating process.

Referring to fig. 1-11, the utility model is used by firstly, irradiating sunlight onto a photovoltaic panel 23 in a photovoltaic power generation set 2, converting sunlight and heat energy of the sunlight into electric energy by the photovoltaic panel 23, storing the electric energy in a battery set 3, converting direct current output by the battery set 3 into alternating current required by surface water station equipment by an output end of the battery set 3 through an inverter 4, enabling the surface water station equipment to be normally used, and supplying power through an alternating current cable connected with a national power grid when the electric energy stored in the battery set 3 is insufficient for the surface water station equipment;

as weather changes and the service time affect, various dust or bird droppings adhere to the photovoltaic panel 23 to affect the efficiency of converting solar heat energy of the photovoltaic panel 23, so that the photovoltaic panel 23 needs to be cleaned by the cleaning assembly 7; firstly, a water source is opened, so that clean water flows out from a cleaning water pipe 76 and is sprayed onto a photovoltaic panel 23, a control rod 721 is driven to move along an avoidance groove 712, a sliding block 72 is driven to move along a sliding groove 711, a sliding block 72 drives a rotating shaft 73 to move, the rotating shaft 73 drives a hairbrush rod 741 to move, and the hairbrush rod 741 drives a hairbrush 742 to move; meanwhile, a worker drives the rotating shaft 73 to rotate through the rocker 75, the rotating shaft 73 drives the brush rod 741 to rotate, the brush rod 741 drives the brush 742 to rotate, the photovoltaic panel 23 is cleaned, dust or bird feces and the like on the photovoltaic panel 23 are cleaned, the surface of the photovoltaic panel 23 is free of shielding objects, and the conversion efficiency of the photovoltaic panel 23 is improved.

The above embodiments are illustrative of the present utility model, and not limiting, and any simple modifications of the present utility model fall within the scope of the present utility model.

Claims (9)

1. The photovoltaic system for the surface water station is characterized in that a photovoltaic power generation group (2) with a cleaning function is arranged in a surrounding wall, the output end of the photovoltaic power generation group (2) is connected with a battery pack (3) for storing electric energy, and the output end of the battery pack (3) is connected with an inverter (4) for converting direct current into alternating current; the inverter (4) is connected with a bidirectional meter (5) connected with the national power grid and the internal equipment of the surface water station through an alternating current cable.

2. The photovoltaic system for a surface water station according to claim 1, characterized in that the photovoltaic power generation group (2) comprises a mounting frame (21) mounted on the ground, a support beam (22) and a support drainage structure (6) mounted on the mounting frame (21), a photovoltaic panel (23) mounted on the support beam (22) and the support drainage structure (6), a limit clamp plate (24) mounted on the support drainage structure (6), and a cleaning assembly (7) mounted on the limit clamp plate (24).

3. Photovoltaic system for surface water stations according to claim 2, characterized in that the support beams (22) are mounted in a longitudinal and transverse connection in the middle of the photovoltaic panel (23); the supporting drainage structure (6) comprises a longitudinal water tank (61) and a transverse water tank (62) which are arranged at the joint of the photovoltaic panels (23); the limiting clamp plate (24) is arranged on the longitudinal water tank (61).

4. A photovoltaic system for surface water stations according to claim 3, characterized in that a trapezoidal connection block (611) is mounted in the longitudinal trough (61), which trapezoidal connection block (611) is provided with a support plate (612) flush with the top surface for supporting the photovoltaic panels (23); a trapezoid through groove (613) is formed in the trapezoid connecting block (611); the transverse water tank (62) is communicated with the longitudinal water tank (61).

5. The photovoltaic system for a surface water station according to claim 4, characterized in that a trapezoidal slider (614) is slidably mounted in the trapezoidal through groove (613), a fixing bolt (615) is mounted on the trapezoidal slider (614), a pressing block (616) contacting with the top surface of the photovoltaic panel (23) is mounted on the fixing bolt (615), and a rubber strip (617) contacting with the bottom surface of the photovoltaic panel (23) is mounted on the top of the supporting plate (612); an L-shaped edge protection strip (618) which is contacted with the top surface and the side surface of the photovoltaic panel (23) is arranged on the pressing block (616); the longitudinal water tank (61) is provided with a communication groove (619) communicated with the transverse water tank (62).

6. The photovoltaic system for a surface water station according to claim 2, characterized in that the cleaning assembly (7) comprises a sliding rail (71) mounted on a limiting clamp plate (24), a sliding block (72) slidingly mounted on the sliding rail (71), a rotating shaft (73) movably mounted on the sliding block (72), a brush sleeve (74) mounted on the rotating shaft (73), a rocker (75) mounted on one end of the rotating shaft (73), and a cleaning water pipe (76) mounted on the sliding block (72).

7. The photovoltaic system for a surface water station according to claim 6, characterized in that a stopper (731) is mounted on the end of the rotating shaft (73) on which the rocker (75) is mounted; a positioning hole (732) for mounting the brush sleeve (74) is formed in the rotating shaft (73); a mounting block (722) for cleaning the water pipe (76) is mounted on the side surface of the slider (72).

8. The photovoltaic system for a surface water station according to claim 7, characterized in that the brush sleeve (74) comprises a brush rod (741) sleeved on the rotating shaft (73), matched with the rotating shaft (73) and a brush (742) arranged on the surface of the brush rod (741); the brush rod (741) is provided with a through groove (743) corresponding to the rotating shaft (73).

9. The photovoltaic system for surface water stations according to claim 6, characterized in that said sliding rail (71) is provided with a sliding groove (711) adapted to the sliding block (72); an avoidance groove (712) connected with the sliding groove (711) is arranged on the sliding rail (71); a control rod (721) positioned in the avoidance groove (712) is arranged on the sliding block (72); and the rotating shaft (73) is provided with a limit nut (733).