CN214256239U - System for remotely detecting photovoltaic power generation performance - Google Patents

Abstract

The utility model discloses a system for remotely detecting the performance of photovoltaic power generation, which comprises a communication device for transmitting signals, a photovoltaic panel and a dust detection device for detecting dust, the dust detection device comprises a driving motor for reciprocating driving, a first crank arranged on the driving motor, a first loop bar arranged on the first crank, a first extension bar arranged in the first loop bar, a first sliding table arranged on the photovoltaic panel and a first limiting block arranged on the first sliding table, all the first crank, the first loop bar and the first extension bar are provided with photoresistors for detecting the illumination intensity of the surface of the photovoltaic panel; through the arrangement of the dust detection device, the dust on the surface of the photovoltaic panel can be comprehensively detected, therefore, the remote detection of the power generation performance of the photovoltaic panel can be realized, and the photovoltaic panel is conveniently and reasonably and effectively cleaned.

Description

System for remotely detecting photovoltaic power generation performance

Technical Field

The utility model belongs to the technical field of photovoltaic power generation, especially, relate to a system of remote detection photovoltaic power generation performance.

Background

Solar photovoltaic power generation systems have been widely used in life and production as a common way to utilize solar energy resources. The efficiency of a photovoltaic power generation system is a core factor for measuring the performance of a photovoltaic power station, and a plurality of factors influencing the efficiency of the photovoltaic power generation system are provided, wherein dust shielding is one of very important factors, and dust attached to the surface of a photovoltaic component can shield light, influence the absorption of the photovoltaic component on sunlight and reduce the power generation efficiency.

In order to reduce the influence of dust shielding on the efficiency of the photovoltaic power generation system, the dust on the surface of the photovoltaic module needs to be cleaned regularly, but certain cost is generated in cleaning. If the cleaning time interval is too long, the surface of the photovoltaic module can be shielded by dust, so that the power generation efficiency of the photovoltaic power generation system is influenced; frequent cleaning results in waste of water resources and an increase in power generation costs. In addition, because the photovoltaic power generation system is located outdoors, the effective and reasonable cleaning interval is difficult to set due to the influence of various factors such as regions, climate, sand wind, rain, atmospheric humidity and the like.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome prior art not enough, provide a system that can effectively detect the dust volume on the photovoltaic board, be convenient for effective reasonable clear remote detection photovoltaic power generation performance.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a system for long-range detection photovoltaic power generation performance, is including being used for transmission signal's communication equipment, photovoltaic board and being used for detecting the dust detection device of dust, dust detection device is including being used for reciprocating drive's driving motor, locating first crank on the driving motor, locating first loop bar on the first crank, locating first extension bar in the first loop bar, locating first slip table on the photovoltaic board and locating first stopper on the first slip table, all be equipped with on first crank, first loop bar and the first extension bar and be used for detecting the photo resistance of the illumination intensity on photovoltaic board surface.

Through dust detection device's setting, what of photovoltaic board surface dust is judged in order to the reflective volume of the toughened glass of accessible photo resistance detection photovoltaic board surface, drives first loop bar and first extension bar through first crank simultaneously and moves under the direction of first slip table, can detect comprehensively to the dust on photovoltaic board surface to can realize carrying out the remote detection to the generating performance of photovoltaic board, be convenient for carry out reasonable effectual cleanness to the photovoltaic board.

Preferably, still be equipped with the cleaning device who is used for cleaning dust on the photovoltaic board, cleaning device includes the second crank, locates second loop bar on the second crank, locates second extension bar in the second loop bar, locate second slip table on the photovoltaic board, locate second stopper on the second slip table, locate first clean subassembly in the second crank, locate clean subassembly of second on the second slip table and locate clean drive assembly in the slip table.

Through cleaning device's setting, along with dust detection device is to the detection of dust, but remote control cleaning device carries out self-cleaning to guarantee the clean generating performance with final assurance photovoltaic board of photovoltaic board.

Preferably, the first cleaning assembly comprises a cleaning groove formed in the second crank, a first cleaning rod arranged in the cleaning groove, and a first cleaning brush arranged on the cleaning rod.

Through the setting of first clean subassembly, can rotate at clean drive assembly's drive to effectively clean the surface of photovoltaic board, with the generating performance of guaranteeing the photovoltaic board.

Preferably, the second cleaning assembly comprises a second cleaning rod connected with the first cleaning rod and a second cleaning brush arranged on the second cleaning rod, and the second cleaning rod comprises a plurality of rod sections which can be mutually overlapped, pulled and stretched.

The second cleaning component can rotate under the driving of the cleaning driving component, so that the photovoltaic panel can be effectively cleaned to ensure the power generation performance of the photovoltaic panel; meanwhile, due to the arrangement of the multiple rod sections, the change of the relative position of the second sleeve rod and the second extension rod in the movement process can be adapted to cause the change of the total length of the second sleeve rod and the second extension rod, and the movement reliability and stability of the mechanism are ensured.

Preferably, the one end of first cleaning rod still is equipped with the catheter that is used for leading-in cleaning solution, first cleaning rod and second cleaning rod are the cavity setting, also be cavity setting on first cleaning brush and the second cleaning brush and with first cleaning rod and the corresponding intercommunication of second cleaning rod, be equipped with the connecting pipe that is used for the drain between first cleaning rod and the second cleaning rod.

Through the hollow arrangement of the liquid guide pipe, the connecting pipe and the corresponding structure, cleaning liquid can be sprayed out along with the first cleaning rod and the second cleaning rod in the rotating cleaning process, the cleaning effect of the cleaning device on the photovoltaic panel is further improved, and the power generation performance of the photovoltaic panel is ensured.

Preferably, the bar section is made of elastic materials.

Through the setting of elasticity material, can be along with under the action of gravity of rotatory and inside cleaning solution, certain skew and deformation can take place between the bar festival to carry out certain extrusion cleanness to photovoltaic board corner gap, thereby further improve cleaning device and guarantee the generating performance of photovoltaic board to the clean effect of photovoltaic board.

Preferably, a spring for guiding the rod section to fold, pull and stretch is arranged in the second cleaning rod in a penetrating mode.

Through the setting of spring, can restrict the radial deformation range of the clean pole of second to fold each other between the guide bar festival and draw flexible, thereby guarantee that the change process second clean pole of the overall length of second loop bar and second extension bar can realize relative flexible, guarantee that the stability of mechanism's operation can drive the spring along with the flexible of the length of second clean pole simultaneously and stretch out and draw back relatively, thereby drive the cleaning solution and produce certain water pressure, extrude the cleaning solution discharge second cleaning brush, avoid the cleaning solution of consistency to block up in the second cleaning brush, further guarantee cleaning device's clean effect.

Preferably, the photovoltaic panel is further provided with a control assembly for controlling the first crank and the second crank to move respectively, and the control assembly comprises a first matching groove formed in the first crank, a second matching groove formed in the second crank, a matching block arranged on the extension shaft of the driving motor and a telescopic piece used for adjusting the height of the driving motor.

Through the arrangement of the control assembly, when the matching block is matched with the first matching groove, the first crank can be driven to move, and dust on the photovoltaic panel can be detected; when more dust is detected, the telescopic piece drives the control motor to move, so that the matching block is matched with the second matching groove correspondingly to drive the second crank to move independently, the photovoltaic panel is cleaned, an additional driving piece is not needed, and the cleaning device and the dust detection device can be controlled simultaneously; meanwhile, the first crank and the second crank are respectively ensured to move independently, the movement of the mechanism is ensured not to interfere with each other, and the movement stability and reliability of the mechanism are further ensured.

In conclusion, the dust detection device can be used for comprehensively detecting dust on the surface of the photovoltaic panel, so that the power generation performance of the photovoltaic panel can be remotely detected, and the photovoltaic panel can be reasonably and effectively cleaned; through cleaning device's setting, along with dust detection device is to the detection of dust, but remote control cleaning device carries out self-cleaning to guarantee the clean generating performance with final assurance photovoltaic board of photovoltaic board.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a front view perpendicular to the plane of the photovoltaic panel according to the present invention.

Fig. 3 is a schematic cross-sectional view at a-a in fig. 2.

Fig. 4 is a partially enlarged view of fig. 3 at B.

Fig. 5 is a partially enlarged view of C in fig. 3.

Fig. 6 is a partially enlarged view of fig. 3 at D.

Fig. 7 is a partial enlarged view of fig. 3 at E.

Fig. 8 is a partial enlarged view of fig. 3 at F.

Fig. 9 is a schematic cross-sectional view at B-B in fig. 2.

Fig. 10 is a partial enlarged view of a portion a in fig. 9.

Detailed Description

As shown in fig. 1-10, a system for remotely detecting photovoltaic power generation performance comprises a communication device, a photovoltaic panel 1, a dust detection device and a cleaning device, wherein the communication device comprises a wireless signal generator and a central control computer.

Specifically, the dust detection device comprises a driving motor 21, a first crank 22, a first sleeve rod 23, a first extension rod 24, a first sliding table 25 and a first limiting block 26, wherein photoresistors 27 are embedded at the bottoms of the first crank, the first sleeve rod and the first extension rod; the driving motor is fixedly arranged on the photovoltaic panel and is a common reciprocating motor, and an extension shaft of the driving motor is connected with a first crank; the photovoltaic panel is provided with a working frame 12, the first crank is hinged to the working frame, a first loop bar is hinged to the first crank, the first extension bar is inserted into the first loop bar, a first return spring 28 is arranged in the loop bar, one end of the first return spring is fixedly connected to one end, inserted into the first loop bar, of the first extension bar, and the other end of the first return spring is fixedly connected to the first loop bar; one end of the first extension rod extending out of the first loop bar is hinged with a first sliding table; a first special-shaped groove 251 is formed in the first sliding table, a first special-shaped table 252 is arranged on the first limiting block, the first special-shaped table can be correspondingly matched in the first special-shaped groove and can relatively move along the special-shaped groove, a side frame 11 is arranged on the side edge of the photovoltaic panel, and the first sliding block and the first limiting block can be correspondingly matched on the side frame in a buckling mode; when the rotation along with first crank, through the transmission of first loop bar and first extension bar, can drive first slider along side frame relative movement, when the side that moves the photovoltaic board is followed, first crank and first loop bar are the acute angle setting of pointing to photovoltaic board outside direction, and first stopper can remove first slider relatively this moment, reduces sheltering from on the photovoltaic board surface of first slider, guarantees the generating performance of photovoltaic board.

Specifically, the cleaning device comprises a second crank 31, a second sleeve rod 32, a second extension rod 33, a second sliding table 34, a second limiting block 35, a first cleaning assembly, a second cleaning assembly and a cleaning driving assembly, wherein the second crank, the second sleeve rod, the second extension rod, the second sliding table and the second limiting block have the same structure as the first crank, the first sleeve rod, the first extension rod, the first sliding table and the first limiting block; the second crank is hinged to the working frame, a second loop bar is hinged to the second crank, the second extension bar is inserted into the second loop bar, a second return spring 36 is arranged in the loop bar, one end of the second return spring is fixedly connected to one end, inserted into the second loop bar, of the second extension bar, and the other end of the second return spring is fixedly connected to the second loop bar; one end of the second extension rod extending out of the second loop bar is hinged with a second sliding table; a second special-shaped groove 341 is formed in the second sliding table, a second special-shaped table is arranged on the second limiting block, the second special-shaped table can be correspondingly matched in the second special-shaped groove and can relatively move along the special-shaped groove, and the second sliding block and the second limiting block can be correspondingly matched on the side frame in a lock joint mode; when the second crank moves, the second sliding block can guide the second crank, the second loop bar and the second extension bar to move relatively, so that the photovoltaic panel is guaranteed to be cleaned comprehensively.

Specifically, the first cleaning assembly comprises a cleaning groove 361, a first cleaning rod 362 and a first cleaning brush 363, the cleaning groove is formed in the second crank, the first cleaning rod is rotatably arranged in the cleaning groove, a plurality of rows of first cleaning brushes are arranged on the first cleaning rod along the circumferential direction, and the first cleaning rod and the first cleaning brush are both arranged in a hollow tubular shape.

Furthermore, a liquid guide pipe 41 is arranged on the second crank and is communicated with the first cleaning rod, the liquid guide pipe can be used for introducing cleaning liquid, and the cleaning liquid can be water or common cleaning agent for cleaning the photovoltaic panel; when rotating through first cleaning brush and cleaning, can carry out better cleanness to the photovoltaic board through centrifugal force ejaculate cleaning solution simultaneously.

Specifically, the second cleaning assembly comprises a second cleaning rod 371 and a second cleaning brush 372, and the second cleaning rod and the second cleaning brush are both hollow tubular; the second cleaning rod comprises a first connecting portion 3711, a telescopic portion 3712 and a second connecting portion 3713, the first connecting portion, the telescopic portion and the second connecting portion are fixedly connected integrally, the telescopic portion is located between the first connecting portion and the second connecting portion, and the first connecting portion is connected to the first cleaning rod through a universal joint.

Specifically, the telescopic part comprises rod sections 3714 which are connected with each other to form a corrugated pipe structure, and the rod sections can relatively extend and retract relative to the total length of the telescopic part along with external tension and compression; the rod sections are made of rubber; and a plurality of second cleaning brushes are arranged on the rod section along the circumferential direction.

Further, a spring 373 is disposed in the second cleaning rod in a penetrating manner, and two ends of the spring are respectively and fixedly connected to the first connecting portion and the second connecting portion.

Further, the first connecting portion and the first cleaning rod are further provided with a connecting pipe 42 for communicating the first cleaning rod and the second cleaning rod.

Specifically, the cleaning driving assembly comprises a cleaning motor 381, a first gear 382, a second gear 383, a first transmission rod 384, a third gear 385, a second transmission rod 386 and a fourth gear 387, the cleaning motor is arranged on the second sliding block, the first gear is arranged on an extending shaft of the cleaning motor, the first transmission rod is rotatably arranged in the second sliding block in a penetrating manner, one end of the first transmission rod is fixedly connected with the second gear, the other end of the first transmission rod is fixedly connected with the third gear, and the second gear is meshed with the first gear; the second transmission rod is rotationally connected to the second sliding block, a fourth gear is fixedly connected to the second transmission rod, and the fourth gear is meshed with the third gear; the second transmission rod is movably connected with the second cleaning rod through a universal joint.

Furthermore, be equipped with sponge strip 6 on the second slider, along with the removal of second slider, can clean the photovoltaic board top, further improve clean effect.

Further, a control assembly is further arranged on the photovoltaic panel, the control assembly comprises a first matching groove 51, a second matching groove 52, a matching block 53 and a telescopic piece 54, the first matching groove is formed in the first crank, the second matching groove is formed in the second crank, the matching block is arranged on an extending shaft of the driving motor, the telescopic piece can be a cylinder or an electric push rod, and the driving motor is fixedly mounted on the movable end of the telescopic piece; the first matching groove, the second matching groove and the matching block are of a spline structure.

The utility model discloses a concrete implementation process as follows: during daily remote detection, the first matching groove is matched with the matching block, the driving motor drives the first crank to rotate, and along with the rotation of the first crank, the first loop bar, the first extension bar and the photoresistor on the first crank detect dust of the photovoltaic panel by measuring the light reflection intensity of the surface of the photovoltaic panel; when the dust detects and reaches a certain amount, second cooperation groove and cooperation piece cooperation when drive extensible member drive the second crank rotatory, and the clean pole of the first clean pole of clean motor drive and second is rotatory simultaneously, drives the cleaning brush and cleans photovoltaic board.

It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Claims (8)

1. A system for remote detection of photovoltaic power generation performance, comprising a communication device for signal transmission, a photovoltaic panel (1) and a dust detection device for detecting dust, characterized in that: dust detection device is including being used for reciprocating drive's driving motor (21), locating first crank (22), locating on the driving motor first loop bar (23) on the first crank, locating first extension bar (24) in first loop bar (23), locate first slip table (25) on the photovoltaic board and locating first stopper (26) on first slip table (25), all be equipped with on first crank, first loop bar and the first extension bar and be used for detecting photo resistance (27) of the illumination intensity on photovoltaic board surface.

2. The system according to claim 1, wherein the system comprises: still be equipped with the cleaning device who is used for cleaning dust on the photovoltaic board, cleaning device includes second crank (31), locates second loop bar (32) on the second crank, locates second extension bar (33) in the second loop bar, locate second slip table (34) on the photovoltaic board, locate second stopper (35) on the second slip table, locate first clean subassembly in the second crank, locate clean subassembly of second on the second slip table and locate clean drive assembly in the slip table.

3. The system according to claim 2, wherein the system comprises: the first cleaning assembly comprises a cleaning groove (361) arranged on the second crank, a first cleaning rod (362) arranged in the cleaning groove, and a first cleaning brush (363) arranged on the cleaning rod.

4. The system according to claim 3, wherein the system comprises: the second cleaning component comprises a second cleaning rod (371) connected with the first cleaning rod and a second cleaning brush (372) arranged on the second cleaning rod, and the second cleaning rod comprises a plurality of rod sections (3714) which can be mutually overlapped, pulled and stretched.

5. The system according to claim 4, wherein the system comprises: the one end of first cleaning rod still is equipped with catheter (41) that is used for leading-in cleaning solution, first cleaning rod and the clean pole of second are the cavity setting, also for the cavity setting on first cleaning brush and the clean brush of second and with first cleaning rod and the clean pole of second correspond the intercommunication, be equipped with between first cleaning rod and the clean pole of second and be used for leading connecting pipe (42) of liquid.

6. The system according to claim 4, wherein the system comprises: the rod section (3714) is made of elastic materials.

7. The system of claim 6, wherein the system comprises: a spring (373) for guiding the rod sections to fold, pull and stretch is arranged in the second cleaning rod in a penetrating manner.

8. The system according to claim 4, wherein the system comprises: the photovoltaic panel is also provided with a control assembly for controlling the first crank and the second crank to move respectively, and the control assembly comprises a first matching groove (51) formed in the first crank, a second matching groove (52) formed in the second crank, a matching block (53) arranged on an extension shaft of the driving motor and a telescopic piece (54) used for adjusting the height of the driving motor.

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