CN117879479A - Solar control cabinet and working method - Google Patents
Solar control cabinet and working method Download PDFInfo
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- CN117879479A CN117879479A CN202410274592.XA CN202410274592A CN117879479A CN 117879479 A CN117879479 A CN 117879479A CN 202410274592 A CN202410274592 A CN 202410274592A CN 117879479 A CN117879479 A CN 117879479A
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- 238000000034 method Methods 0.000 title claims abstract description 37
- 238000004321 preservation Methods 0.000 claims abstract description 41
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
- 239000000155 melt Substances 0.000 claims abstract description 8
- 238000010438 heat treatment Methods 0.000 claims description 15
- 238000001125 extrusion Methods 0.000 claims description 11
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 238000004804 winding Methods 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 7
- 238000009413 insulation Methods 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 description 14
- 238000010586 diagram Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000007790 scraping Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
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Abstract
The invention is applicable to the technical field of photovoltaic control cabinets, and provides a solar control cabinet and a working method thereof, wherein the solar control cabinet comprises a control cabinet body and a photovoltaic module arranged on the surface of the control cabinet body in a sliding manner; the photovoltaic module includes: the deicing device comprises a sliding frame, a deicing piece and a driving piece, wherein the sliding frame comprises a V-shaped mounting frame; the two opposite side surfaces of the V-shaped mounting frame are provided with sliding grooves; the deicing piece comprises a U-shaped seat which is arranged between the two sliding grooves in a sliding way; a heat preservation pipe is fixed between the inner walls of the U-shaped seats; the side surface of the periphery of the heat preservation pipe is provided with a mounting groove; an elastic rubber sleeve matched with the mounting groove is arranged in the mounting groove. The device is expanded towards the solar panel direction by controlling the elastic rubber sleeve to be extruded by water, gradually abuts against the surface of the solar panel, the heated water in the heat preservation pipe heats and melts the ice layer on the surface of the solar panel, deicing is realized, a deicing mode of a traditional scraper is replaced, the surface of the solar panel is effectively prevented from being scratched, and deicing efficiency is improved.
Description
Technical Field
The invention relates to the technical field of photovoltaic control cabinets, in particular to a solar control cabinet and a working method thereof.
Background
The electrical control cabinet is a device for installing some switch equipment, protection equipment and measuring equipment, the electrical control cabinet for general photovoltaic is usually installed outdoors, is inconvenient when some rain and snow weather need to be maintained, and rainwater can enter the cabinet body to cause short circuit to internal equipment when the cabinet door is opened, so that normal use is affected, even electric shock of maintenance personnel is dangerous, and the maintenance personnel can also be wetted during maintenance.
Through retrieving, the disclosure number is CN 113839314B's a photovoltaic energy-saving electrical control cabinet, including the cabinet body, the landing leg, the heat dissipation window, the cabinet door, the door knob connecting rod, the slide rail, the guide plate, the device that keeps off the rain, prevent through sliding the device that the rainwater from getting into the cabinet body inside and causing the short circuit of equipment, can also shelter from the maintenance personal simultaneously, avoid the maintenance personal to be drenched by the rainwater when the maintenance, the device that keeps off the rain only can slide when the cabinet door is opened, prevent that other personnel from sliding at will, the support adopts triangular structure to prevent rainwater gathering.
However, the photovoltaic energy-saving electrical appliance control cabinet does not have a deicing function, so that the power generation efficiency of the solar panel is affected, most of the prior art adopts a mechanical structure to drive the scraping plate to scrape ice along the surface of the solar panel, and the scraping damage to the surface of the solar panel is easily caused by the ice scraping mode, so that the service life of the solar panel is reduced.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention aims to provide the solar control cabinet and the working method thereof, wherein in the process that the deicing piece slides upwards, the guide ball slides along the guide plate to drive the piston block to press the water in the piston pipe into the heat insulation pipe, the extrusion spring is compressed in the process, meanwhile, the elastic rubber sleeve is extruded by the water to expand towards the solar panel, the elastic rubber sleeve is gradually abutted against the surface of the solar panel, the heated water in the heat insulation pipe heats and melts the ice layer on the surface of the solar panel, deicing is realized, the deicing mode of the traditional scraper is replaced, the surface of the solar panel is effectively prevented from being scratched, and the deicing efficiency is improved.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a solar control cabinet comprises a control cabinet body and a photovoltaic module which is arranged on the surface of the control cabinet body in a sliding manner; the photovoltaic module includes: the sliding frame comprises a V-shaped mounting frame; the two opposite side surfaces of the V-shaped mounting frame are provided with sliding grooves; the deicing piece comprises a U-shaped seat which is arranged between the two sliding grooves in a sliding manner; a heat preservation pipe is fixed between the inner walls of the U-shaped seats; the side face of the periphery of the heat preservation pipe is provided with a mounting groove; an elastic rubber sleeve matched with the mounting groove is arranged in the mounting groove; the driving piece comprises a fixed rod fixed at the inner top of the V-shaped mounting frame; a U-shaped frame is fixed at the bottom end of the fixed rod; a winding roller is arranged between the inner walls of the U-shaped frames in a penetrating and rotating way; the winding roller is symmetrically provided with connecting ropes in a winding way; the two connecting rope ends are respectively fixed on the side surfaces of the two U-shaped seats.
The invention is further provided with: an ear plate is fixed on the bottom surface of the U-shaped seat; a plurality of piston rods are uniformly fixed on the side surface of the lug plate downwards at a certain inclination angle; a piston plate is fixed at the end part of the piston rod; the bottom surface of the V-shaped mounting frame is symmetrically fixed with sliding plates; the side surface of the sliding plate is upwards and uniformly provided with a piston cylinder in sliding fit with the piston plate in a penetrating way at a certain inclination angle; and a reset spring is fixedly connected between the side surface of the piston plate and the corresponding piston cylinder.
The invention is further provided with: the end part of the piston cylinder is communicated with an exhaust pipe, and the peripheral side surface of the piston cylinder is communicated with an exhaust pipe close to the end part of the piston cylinder; the exhaust pipe and the exhaust pipe are respectively provided with a first one-way valve; the heating rod is arranged in the heat preservation pipe, and water is filled in the heating rod.
The invention is further provided with: a spiral pipe sleeved on the heating rod is arranged in the heat preservation pipe; the two ends of the spiral pipe extend outwards through the heat preservation pipe, and the two ends of the spiral pipe are provided with second one-way valves; one end of the spiral pipe is communicated with a branch pipe; the circumference of the branch pipe is uniformly communicated with a first connecting pipe; and a first heat-preserving hose is connected between each first connecting pipe and the corresponding exhaust pipe.
The invention is further provided with: a plurality of L-shaped gas delivery pipes uniformly penetrate through the inner top of the V-shaped mounting frame; the V-shaped protective cover is fixed on the surface of the V-shaped mounting frame; each L-shaped gas pipe is arranged in the V-shaped protective cover; the bottom end of the L-shaped gas pipe is provided with a connector; a second heat-insulating hose is connected between each connector and the corresponding exhaust pipe; a plurality of avoidance holes are uniformly formed in the side face of the sliding plate; each second heat-insulating hose passes through the corresponding avoiding hole.
The invention is further provided with: the side surface of the U-shaped seat is provided with a fixed pipe which is communicated with the heat preservation pipe in a penetrating way; a piston tube is fixed at the end of the fixed tube; a guide piece is arranged in the piston tube in a sliding manner; the guide piece comprises a piston block which is arranged in the piston tube in a sliding way; a connecting rod is fixed on the side surface of the piston block; a guide ball is fixed at the end part of the connecting rod; an extension plate is fixed on the side surface of the V-shaped mounting frame; the side surfaces of the extension plates are outwards symmetrically provided with guide plates matched with the guide balls at a certain inclination angle; and an extrusion spring is fixedly connected between the piston block and the piston tube.
The invention is further provided with: rope guide pipes symmetrically penetrate through the surface of the U-shaped frame; one end of the connecting rope penetrates through the corresponding rope guide pipe to be connected to the side face of the corresponding lug plate; a servo motor is fixedly arranged on the side surface of the U-shaped seat; the output end of the servo motor is fixedly connected with one end of the winding roller; a bottom plate is fixed on the bottom surface of the U-shaped seat; the bottom surface of the bottom plate is fixed with an inserting block; the surface of the control cabinet body is provided with a driving motor; a baffle is fixed on the surface of the control cabinet body; the output end of the driving motor is fixedly provided with a screw rod which is rotatably arranged on the side surface of the baffle; the screw rod is provided with a T-shaped plate in sliding fit with the surface of the control cabinet body in a threaded rotation manner; the surface of the T-shaped plate is provided with a slot which is in plug-in fit with the plug block; and mounting holes are formed between the inner walls of the slots and on the side surfaces of the plug blocks.
The invention is further provided with: guide grooves which are in sliding fit with the sliding plates are symmetrically formed in the surface of the control cabinet body; a guide rod is fixed on the inner wall of the guide groove; the side surface of the sliding plate is provided with a guide hole which is in sliding fit with the guide rod; the surface of the control cabinet body is symmetrically connected with a plurality of U-shaped threading pipes in a penetrating way, and a temperature sensor is arranged on the surface of the control cabinet body; the solar panels are symmetrically and fixedly arranged on the surface of the V-shaped mounting frame; a control module is arranged in the control cabinet body; the input end of the control module is electrically connected with the temperature sensor, and the output end of the control module is electrically connected with the heating rod, the servo motor and the driving motor respectively.
The working method of the solar control cabinet comprises the following steps:
t1, under the initial condition, deicing piece breaks away from the photovoltaic board and places V font mounting bracket position department near the below, and at this moment, elastic rubber sleeve is in normal condition, forms great space with V font mounting bracket surface between, the mediation of rainwater normal of being convenient for.
And T2, when the temperature sensor detects that the outdoor temperature is lower than a set value, the control module controls to start the heating rod, heats water in the heat preservation pipe, controls to start the servo motor, drives the wind-up roll to rotate to wind up the ropes, pulls the corresponding deicing pieces by two connecting ropes to slide upwards for a certain distance along the sliding grooves, stretches the corresponding reset springs in the process, controls the wind-up roll to reversely rotate to release the ropes, and drives the deicing pieces to slide downwards along the sliding grooves under the elastic reset acting force of the reset springs so as to realize the reciprocating deicing operation of the deicing pieces on the surface of the solar panel.
T3, at deicing piece gliding in-process up, the guide ball slides along the deflector, drives the piston piece and presses the water pressure in the piston pipe into the insulating tube, and this process extrusion spring is compressed, simultaneously, and elastic rubber sleeve is pressed by water and is expanded towards solar panel direction, gradually supports tightly at solar panel surface, and the water that is heated in the insulating tube heats the ice layer of solar panel surface and melts, realizes the deicing.
T4, in deicing piece slip up in-process, drive the piston board and slide up along the piston cylinder, in passing through spiral pipe, first heat preservation hose entering piston cylinder with outside cold air in proper order, the cold air that passes through the spiral pipe is heated, in deicing piece slip down in-process, drive the piston board and slide down along the piston cylinder, send into L shape gas-supply pipe with the hot air in the piston cylinder through the second heat preservation hose, the hot air spouts to solar panel surface, deicing's efficiency has been further improved.
The invention has the advantages that:
according to the invention, the sliding plate on the deicing piece is slid into the sliding groove, so that the inserting block is arranged in the slot on the T-shaped plate and is fixed through the fastening bolt, the deicing piece and the control cabinet body are convenient to rapidly install, and the assembly efficiency is improved.
According to the invention, the screw rod is driven to rotate by controlling the driving motor during maintenance, so that the T-shaped plate and the deicing piece are driven to slide outwards, the short circuit of equipment caused by rainwater entering the cabinet body from the cabinet door is prevented, and meanwhile, maintenance personnel can be shielded, and the maintenance personnel is prevented from being wetted by the rainwater during maintenance.
According to the invention, in the process that the deicing piece slides upwards, the guide ball slides along the guide plate to drive the piston block to press the water in the piston pipe into the heat preservation pipe, the extrusion spring is compressed in the process, meanwhile, the elastic rubber sleeve is extruded by the water to expand towards the solar panel, and gradually abuts against the surface of the solar panel, and the heated water in the heat preservation pipe heats and melts the ice layer on the surface of the solar panel, so that deicing is realized, a traditional deicing mode of a scraper is replaced, the surface of the solar panel is effectively prevented from being scratched, the deicing efficiency is improved, and the service life of the solar panel is prolonged.
According to the invention, in the upward sliding process of the deicing piece, the piston plate is driven to slide upwards along the piston cylinder, external cold air sequentially enters the piston cylinder through the spiral pipe and the first heat-preserving hose, the cold air passing through the spiral pipe is heated, in the downward sliding process of the deicing piece, the piston plate is driven to slide downwards along the piston cylinder, hot air in the piston cylinder is sent into the L-shaped air conveying pipe through the second heat-preserving hose, and the hot air is sprayed to the surface of the solar panel, so that the deicing efficiency is further improved.
Drawings
Fig. 1 is a schematic structural diagram of a solar control cabinet according to the present invention.
Fig. 2 is a schematic diagram of the structure of the front view of fig. 1 according to the present invention.
Fig. 3 is a schematic structural diagram of a control cabinet body according to the present invention.
Fig. 4 is a schematic structural view of the photovoltaic module of the present invention.
Fig. 5 is a schematic structural view of the carriage of the present invention.
Fig. 6 is a schematic diagram of the structure of the front view of fig. 5 according to the present invention.
Fig. 7 is an enlarged view of fig. 6 at a in accordance with the present invention.
Fig. 8 is a schematic diagram of a top view of a carriage of the present invention.
Fig. 9 is a schematic structural view of the deicing member of the present invention.
Fig. 10 is a schematic structural view of the guide of the present invention.
In the figure: 1. a control cabinet body; 2. a photovoltaic module; 3. a carriage; 4. v-shaped mounting rack; 5. a chute; 6. deicing pieces; 7. a U-shaped seat; 8. a heat preservation pipe; 9. an elastic rubber sleeve; 10. a fixed rod; 11. a U-shaped frame; 12. a wind-up roll; 13. a connecting rope; 14. ear plates; 15. a piston rod; 16. a piston plate; 17. a slide plate; 18. a piston cylinder; 19. an exhaust pipe; 20. an exhaust pipe; 21. a heating rod; 22. a spiral tube; 23. a second one-way valve; 24. a branch pipe; 25. a first connection pipe; 26. an L-shaped gas pipe; 27. v-shaped protective cover; 28. a connector; 29. a fixed tube; 30. a piston tube; 31. a guide member; 32. a piston block; 33. a connecting rod; 34. a guide ball; 35. an extension plate; 36. a guide plate; 37. a rope guide pipe; 38. a servo motor; 39. a bottom plate; 40. inserting blocks; 41. a driving motor; 42. a baffle; 43. a screw rod; 44. a T-shaped plate; 45. a slot; 46. a mounting hole; 47. a guide groove; 48. a guide rod; 49. a guide hole; 50. u-shaped threading pipe; 51. a temperature sensor; 52. a solar panel.
Detailed Description
It should be noted that, without conflict, the embodiments and features of the embodiments in the present application may be combined with each other. The invention will be described in detail below with reference to the drawings in connection with embodiments.
It is noted that all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs unless otherwise indicated.
In the present invention, unless otherwise indicated, the terms "upper" and "lower" are used generally with respect to the directions shown in the drawings, or with respect to the vertical, vertical or gravitational directions; also, for ease of understanding and description, "left, right" is generally directed to the left, right as shown in the drawings; "inner and outer" refer to inner and outer relative to the outline of the components themselves, but the above-described orientation terms are not intended to limit the present invention.
Referring to fig. 1-10, the present invention provides the following technical solutions:
the solar control cabinet comprises a control cabinet body 1 and a photovoltaic module 2 arranged on the surface of the control cabinet body 1 in a sliding manner; the photovoltaic module 2 includes: a carriage 3, a deicing member 6 and a driving member; the sliding frame 3 comprises a V-shaped mounting frame 4; the two opposite side surfaces of the V-shaped mounting frame 4 are provided with sliding grooves 5; the deicing piece 6 comprises a U-shaped seat 7 which is arranged between the two sliding grooves 5 in a sliding way; a heat preservation pipe 8 is fixed between the inner walls of the U-shaped seat 7; the side surface of the periphery of the heat preservation pipe 8 is provided with an installation groove; an elastic rubber sleeve 9 matched with the mounting groove is arranged in the mounting groove; the driving piece comprises a fixed rod 10 fixed at the inner top of the V-shaped mounting frame 4; the bottom end of the fixed rod 10 is fixed with a U-shaped frame 11; a wind-up roll 12 is arranged between the inner walls of the U-shaped frame 11 in a penetrating and rotating way; the winding roller 12 is symmetrically wound with connecting ropes 13; the ends of the two connecting ropes 13 are respectively fixed on the side surfaces of the two U-shaped seats 7.
The first working principle of this embodiment: in the process that the deicing piece 6 slides upwards, the guide ball 34 slides along the guide plate 36 to drive the piston block 32 to press the water pressure in the piston pipe 30 into the heat preservation pipe 8, the extrusion spring is compressed in the process, meanwhile, the elastic rubber sleeve 9 is expanded towards the solar panel 52 direction by water extrusion, the elastic rubber sleeve is gradually abutted against the surface of the solar panel 52, the heated water in the heat preservation pipe 8 heats and melts the ice layer on the surface of the solar panel 52, deicing is realized, a deicing mode of a traditional scraper is replaced, the surface of the solar panel 52 is effectively prevented from being scratched, deicing efficiency is improved, and meanwhile, the service life of the solar panel 52 is prolonged.
Referring to fig. 1-10, the second embodiment is modified from the first embodiment in that an ear plate 14 is fixed on the bottom surface of the U-shaped seat 7; a plurality of piston rods 15 are uniformly fixed on the side surface of the ear plate 14 downwards at a certain inclination angle; a piston plate 16 is fixed at the end of the piston rod 15; the bottom surface of the V-shaped mounting frame 4 is symmetrically fixed with sliding plates 17; the side surface of the sliding plate 17 is upwards and uniformly penetrated by a piston cylinder 18 which is in sliding fit with the piston plate 16 at a certain inclination angle; a return spring is fixedly connected between the side surface of the piston plate 16 and the corresponding piston cylinder 18; an exhaust pipe 19 is communicated with the end of the piston cylinder 18, and an exhaust pipe 20 is communicated with the peripheral side surface of the piston cylinder close to the end of the piston cylinder; the exhaust pipe 19 and the exhaust pipe 20 are provided with first check valves; the heating rod 21 is arranged in the heat preservation pipe 8, and water is filled in the heat preservation pipe; a spiral tube 22 sleeved on the heating rod 21 is arranged in the heat preservation pipe 8; both ends of the spiral tube 22 extend outwards through the heat preservation pipe 8, and both ends of the spiral tube are provided with second one-way valves 23; a plurality of L-shaped gas delivery pipes 26 uniformly penetrate through the inner top of the V-shaped mounting frame 4; the surface of the V-shaped mounting frame 4 is fixed with a V-shaped protective cover 27; each L-shaped gas pipe 26 is arranged inside the V-shaped protective cover 27; the bottom end of the L-shaped air pipe 26 is provided with a connector 28; a second heat-insulating hose is connected between each connector 28 and the corresponding exhaust pipe 19; a plurality of avoidance holes are uniformly formed in the side face of the sliding plate 17; each second heat-insulating hose passes through the corresponding avoiding hole; the side surface of the U-shaped seat 7 is provided with a fixed pipe 29 communicated with the heat preservation pipe 8 in a penetrating way; a piston tube 30 is fixed at the end of the fixed tube 29; a guide 31 is slidably provided in the piston tube 30; the guide 31 includes a piston block 32 slidably disposed in the piston tube 30; a connecting rod 33 is fixed on the side surface of the piston block 32; the end part of the connecting rod 33 is fixed with a guide ball 34; an extension plate 35 is fixed on the side surface of the V-shaped mounting frame 4; the side surface of the extension plate 35 is outwards symmetrically provided with a guide plate 36 matched with the guide ball 34 at a certain inclination angle; a compression spring is fixedly connected between the piston block 32 and the piston tube 30.
The second working principle of this embodiment: when the temperature sensor 51 detects that the outdoor temperature is lower than a set value, the control module controls to start the heating rod 21 to heat water in the heat preservation pipe 8, controls to start the servo motor 38 to drive the wind-up roller 12 to rotate to wind up the ropes, the two connecting ropes 13 pull the corresponding deicing pieces 6 to slide upwards for a certain distance along the sliding grooves 5, the corresponding reset springs in the process are stretched, the wind-up roller 12 is controlled to reversely rotate to unwind the ropes, and the deicing pieces 6 are driven to slide downwards along the sliding grooves 5 under the elastic reset acting force of the reset springs to realize reciprocating deicing operation of the deicing pieces 6 on the surface of the solar panel 52.
Referring to fig. 1-10, the third embodiment is modified on the basis of the second embodiment, specifically, rope guide tubes 37 symmetrically penetrate through the surface of the U-shaped frame 11; one end of the connecting rope 13 passes through the corresponding rope guide pipe 37 and is connected to the side surface of the corresponding ear plate 14; a servo motor 38 is fixedly arranged on the side surface of the U-shaped seat 7; the output end of the servo motor 38 is fixedly connected with one end of the wind-up roll 12; a bottom plate 39 is fixed on the bottom surface of the U-shaped seat 7; the bottom surface of the bottom plate 39 is fixed with an inserting block 40; the surface of the control cabinet body 1 is provided with a driving motor 41; a baffle 42 is fixed on the surface of the control cabinet body 1; the output end of the driving motor 41 is fixedly provided with a screw rod 43 rotatably arranged on the side surface of the baffle plate 42; the screw rod 43 is provided with a T-shaped plate 44 in sliding fit with the surface of the control cabinet body 1 in a threaded rotation manner; the surface of the T-shaped plate 44 is provided with a slot 45 which is in plug-in fit with the plug 40; mounting holes 46 are formed between the inner walls of the slots 45 and on the side surfaces of the insert blocks 40; guide grooves 47 which are in sliding fit with the sliding plate 17 are symmetrically formed in the surface of the control cabinet body 1; a guide rod 48 is fixed on the inner wall of the guide groove 47; the side surface of the sliding plate 17 is provided with a guide hole 49 which is in sliding fit with the guide rod 48; a plurality of U-shaped threading pipes 50 are symmetrically connected through the surface of the control cabinet body 1, and a temperature sensor 51 is arranged on the surface of the control cabinet body; the surface of the V-shaped mounting frame 4 is symmetrically and fixedly provided with a solar panel 52; a control module is arranged in the control cabinet body 1; the control module input is electrically connected to the temperature sensor 51 and its output is electrically connected to the heating rod 21, the servo motor 38 and the drive motor 41, respectively.
The third working principle of the embodiment: in the process that the deicing piece 6 slides upwards, the guide ball 34 slides along the guide plate 36 to drive the piston block 32 to press the water in the piston pipe 30 into the heat preservation pipe 8, the extrusion spring is compressed in the process, meanwhile, the elastic rubber sleeve 9 is extruded by the water to expand towards the solar panel 52, and gradually abuts against the surface of the solar panel 52, and the heated water in the heat preservation pipe 8 heats and melts the ice layer on the surface of the solar panel 52 to realize deicing; in the upward sliding process of the deicing member 6, the piston plate 16 is driven to slide upward along the piston cylinder 18, external cold air sequentially passes through the spiral pipe 22 and the first heat-preserving hose to enter the piston cylinder 18, the cold air passing through the spiral pipe 22 is heated, in the downward sliding process of the deicing member 6, the piston plate 16 is driven to slide downward along the piston cylinder 18, hot air in the piston cylinder 18 is sent into the L-shaped air conveying pipe 26 through the second heat-preserving hose, and the hot air is sprayed to the surface of the solar panel 52, so that deicing efficiency is further improved.
The sliding plate 17 on the deicing piece 6 slides into the sliding groove 5, so that the inserting block 40 is arranged in the inserting groove 45 on the T-shaped plate 44 and is fixed through the fastening bolt, the deicing piece 6 and the control cabinet body 1 are convenient to install quickly, and the assembly efficiency is improved; during maintenance, the driving motor 41 is controlled to drive the screw rod 43 to rotate, so that the T-shaped plate 44 and the deicing piece 6 are driven to slide outwards, the V-shaped mounting rack 4 is enabled to slide outwards, rainwater is prevented from entering the control cabinet body 1 from a cabinet door to cause short circuit of equipment, and meanwhile, maintenance personnel can be shielded, and the maintenance personnel is prevented from being wetted by the rainwater during maintenance.
The working method of the solar control cabinet comprises the following steps:
under the initial state, the deicing piece 6 is separated from the photovoltaic panel 52 and is arranged at the position, close to the lower position, of the V-shaped mounting frame 4, at the moment, the elastic rubber sleeve 9 is in a normal state, and a large gap is formed between the elastic rubber sleeve and the surface of the V-shaped mounting frame 4, so that rainwater can be conveniently and normally dredged.
And T2, when the temperature sensor 51 detects that the outdoor temperature is lower than a set value, the control module controls to start the heating rod 21 to heat water in the heat preservation pipe 8, controls to start the servo motor 38 to drive the winding roller 12 to rotate to wind up the ropes, the two connecting ropes 13 pull the corresponding deicing pieces 6 to slide upwards for a certain distance along the sliding grooves 5, the corresponding reset springs in the process are stretched, the winding roller 12 is controlled to reversely rotate to release the ropes, and the elastic reset acting force of the reset springs drives the deicing pieces 6 to slide downwards along the sliding grooves 5 to reset, so that reciprocating deicing operation of the deicing pieces 6 on the surface of the solar panel 52 is realized.
And T3, in the process that the deicing piece 6 slides upwards, the guide ball 34 slides along the guide plate 36 to drive the piston block 32 to press the water in the piston pipe 30 into the heat preservation pipe 8, the extrusion spring is compressed in the process, meanwhile, the elastic rubber sleeve 9 is expanded towards the solar panel 52 by water extrusion, the elastic rubber sleeve gradually abuts against the surface of the solar panel 52, and the heated water in the heat preservation pipe 8 heats and melts the ice layer on the surface of the solar panel 52 to realize deicing.
T4, in the upward sliding process of the deicing piece 6, the piston plate 16 is driven to slide upwards along the piston cylinder 18, external cold air sequentially passes through the spiral pipe 22 and the first heat preservation hose to enter the piston cylinder 18, the cold air passing through the spiral pipe 22 is heated, in the downward sliding process of the deicing piece 6, the piston plate 16 is driven to slide downwards along the piston cylinder 18, hot air in the piston cylinder 18 is sent into the L-shaped air pipe 26 through the second heat preservation hose, and the hot air is sprayed to the surface of the solar panel 52, so that deicing efficiency is further improved.
It will be apparent that the embodiments described above are merely some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, shall fall within the scope of the present invention.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the present application described herein may be implemented in sequences other than those illustrated or described herein.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above examples, and all technical solutions belonging to the concept of the present invention belong to the protection scope of the present invention. It should be noted that modifications and adaptations to the present invention may occur to one skilled in the art without departing from the principles of the present invention and are intended to be within the scope of the present invention.
Claims (7)
1. A solar control cabinet comprises a control cabinet body (1) and a photovoltaic assembly (2) which is arranged on the surface of the control cabinet body (1) in a sliding manner; the method is characterized in that:
the photovoltaic module (2) comprises:
a carriage (3), the carriage (3) comprising a V-shaped mounting frame (4); both opposite side surfaces of the V-shaped mounting frame (4) are provided with sliding grooves (5);
the deicing piece (6), the deicing piece (6) comprises a U-shaped seat (7) which is arranged between the two sliding grooves (5) in a sliding way; a heat preservation pipe (8) is fixed between the inner walls of the U-shaped seat (7); the side surface of the periphery of the heat preservation pipe (8) is provided with a mounting groove; an elastic rubber sleeve (9) matched with the mounting groove is arranged in the mounting groove;
the driving piece comprises a fixed rod (10) fixed at the inner top of the V-shaped mounting frame (4); a U-shaped frame (11) is fixed at the bottom end of the fixed rod (10); a wind-up roll (12) is arranged between the inner walls of the U-shaped frames (11) in a penetrating and rotating way; the winding roller (12) is symmetrically provided with connecting ropes (13); the end parts of the two connecting ropes (13) are respectively fixed on the side surfaces of the two U-shaped seats (7);
an ear plate (14) is fixed on the bottom surface of the U-shaped seat (7); a plurality of piston rods (15) are uniformly fixed downwards on the side surface of the lug plate (14) at a certain inclination angle; a piston plate (16) is fixed at the end part of the piston rod (15); the bottom surface of the V-shaped mounting frame (4) is symmetrically fixed with sliding plates (17); a piston cylinder (18) which is in sliding fit with the piston plate (16) is uniformly and penetratingly arranged on the side surface of the sliding plate (17) upwards at a certain inclination angle; a reset spring is fixedly connected between the side surface of the piston plate (16) and the corresponding piston cylinder (18);
a fixed pipe (29) communicated with the heat preservation pipe (8) is arranged on the side surface of the U-shaped seat (7) in a penetrating way; a piston tube (30) is fixed at the end part of the fixed tube (29); a guide piece (31) is slidably arranged in the piston tube (30); the guide (31) comprises a piston block (32) slidably arranged in a piston tube (30); a connecting rod (33) is fixed on the side surface of the piston block (32); a guide ball (34) is fixed at the end part of the connecting rod (33); an extension plate (35) is fixed on the side surface of the V-shaped mounting frame (4); the side surface of the extension plate (35) is outwards symmetrically provided with a guide plate (36) matched with the guide ball (34) at a certain inclination angle; an extrusion spring is fixedly connected between the piston block (32) and the piston tube (30).
2. A solar control cabinet according to claim 1, wherein: an exhaust pipe (19) is communicated with the end part of the piston cylinder (18), and an exhaust pipe (20) is communicated with the peripheral side surface of the piston cylinder close to the end part of the piston cylinder; the exhaust pipe (19) and the exhaust pipe (20) are respectively provided with a first one-way valve; the heat preservation pipe (8) is internally provided with a heating rod (21), and water is filled in the heat preservation pipe.
3. A solar control cabinet according to claim 2, wherein: a spiral tube (22) sleeved on the heating rod (21) is arranged in the heat preservation pipe (8); both ends of the spiral tube (22) extend outwards through the heat insulation tube (8), and both ends of the spiral tube are provided with second one-way valves (23);
one end of the spiral pipe (22) is communicated with a branch pipe (24); the circumference of the branch pipe (24) is uniformly communicated with a first connecting pipe (25); a first heat-preserving hose is connected between each first connecting pipe (25) and the corresponding exhaust pipe (20).
4. A solar control cabinet according to claim 3, wherein: a plurality of L-shaped gas delivery pipes (26) uniformly penetrate through the inner top of the V-shaped mounting frame (4); the surface of the V-shaped mounting frame (4) is fixedly provided with a V-shaped protective cover (27); each L-shaped gas pipe (26) is arranged in the V-shaped protective cover (27);
the bottom end of the L-shaped gas pipe (26) is provided with a connector (28); a second heat-insulating hose is connected between each connector (28) and the corresponding exhaust pipe (19); a plurality of avoidance holes are uniformly formed in the side face of the sliding plate (17); each second heat-insulating hose passes through the corresponding avoiding hole.
5. A solar control cabinet according to claim 4, wherein: rope guide pipes (37) symmetrically penetrate through the surface of the U-shaped frame (11); one end of the connecting rope (13) passes through the corresponding rope guide pipe (37) to be connected to the side surface of the corresponding ear plate (14); a servo motor (38) is fixedly arranged on the side surface of the U-shaped seat (7); the output end of the servo motor (38) is fixedly connected with one end of the wind-up roll (12);
a bottom plate (39) is fixed on the bottom surface of the U-shaped seat (7); an inserting block (40) is fixed on the bottom surface of the bottom plate (39); a driving motor (41) is arranged on the surface of the control cabinet body (1); a baffle (42) is fixed on the surface of the control cabinet body (1); the output end of the driving motor (41) is fixedly provided with a screw rod (43) which is rotatably arranged on the side surface of the baffle plate (42); a T-shaped plate (44) which is in sliding fit with the surface of the control cabinet body (1) is rotationally arranged on the screw rod (43) in a threaded manner; the surface of the T-shaped plate (44) is provided with a slot (45) which is in plug-in fit with the plug block (40); mounting holes (46) are formed between the inner walls of the slots (45) and on the side surfaces of the plug blocks (40).
6. A solar control cabinet according to claim 5, wherein: guide grooves (47) which are in sliding fit with the sliding plate (17) are symmetrically formed in the surface of the control cabinet body (1); a guide rod (48) is fixed on the inner wall of the guide groove (47); a guide hole (49) which is in sliding fit with the guide rod (48) is formed in the side face of the sliding plate (17); a plurality of U-shaped threading pipes (50) are symmetrically and penetratingly connected to the surface of the control cabinet body (1), and a temperature sensor (51) is arranged on the surface of the control cabinet body; the surface of the V-shaped mounting frame (4) is symmetrically and fixedly provided with a solar panel (52);
a control module is arranged in the control cabinet body (1); the input end of the control module is electrically connected with the temperature sensor (51), and the output end of the control module is electrically connected with the heating rod (21), the servo motor (38) and the driving motor (41) respectively.
7. The method of claim 6, comprising the steps of:
in the initial state, the deicing piece (6) is separated from the photovoltaic panel (52) and is arranged at the position, close to the lower position, of the V-shaped mounting frame (4), at the moment, the elastic rubber sleeve (9) is in a normal state, and a large gap is formed between the elastic rubber sleeve and the surface of the V-shaped mounting frame (4), so that normal dredging of rainwater is facilitated;
t2, when the temperature sensor (51) detects that the outdoor temperature is lower than a set value, the control module controls the starting of the heating rod (21) to heat water in the heat preservation pipe (8), controls the starting of the servo motor (38) to drive the wind-up roller (12) to rotate to wind up the ropes, the two connecting ropes (13) pull the corresponding deicing pieces (6) to slide upwards for a certain distance along the sliding groove (5), the reset springs corresponding to the process are stretched, the wind-up roller (12) is controlled to reversely rotate to unwind the ropes, and the deicing pieces (6) are driven to slide downwards along the sliding groove (5) under the elastic reset force of the reset springs, so that the reciprocating deicing operation of the deicing pieces (6) on the surface of the solar panel (52) is realized;
t3, in the process that the deicing piece (6) slides upwards, the guide ball (34) slides along the guide plate (36) to drive the piston block (32) to press water in the piston pipe (30) into the heat insulation pipe (8), the extrusion spring is compressed in the process, meanwhile, the elastic rubber sleeve (9) is extruded by water to expand towards the solar panel (52), the elastic rubber sleeve gradually abuts against the surface of the solar panel (52), and the heated water in the heat insulation pipe (8) heats and melts an ice layer on the surface of the solar panel (52) to realize deicing;
t4, in deicing piece (6) slip in-process up, drive piston board (16) and slide up along piston cylinder (18), get into piston cylinder (18) with outside cold air through spiral pipe (22), first heat preservation hose in proper order, the cold air that advances spiral pipe (22) is heated, in deicing piece (6) slip in-process down, drive piston board (16) and slide down along piston cylinder (18), send into L shape gas-supply pipe (26) with the hot air in piston cylinder (18) through the second heat preservation hose, hot air spouts to solar panel (52) surface, deicing's efficiency has been further improved.
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| CN202410274592.XA CN117879479B (en) | 2024-03-11 | 2024-03-11 | Working method of solar control cabinet |
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| CN117879479B (en) | 2024-05-17 |
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