CN116826569A - Safe photovoltaic box-type substation convenient to overhaul - Google Patents
Safe photovoltaic box-type substation convenient to overhaul Download PDFInfo
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- CN116826569A CN116826569A CN202310768855.8A CN202310768855A CN116826569A CN 116826569 A CN116826569 A CN 116826569A CN 202310768855 A CN202310768855 A CN 202310768855A CN 116826569 A CN116826569 A CN 116826569A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/28—Accessories for delivery devices, e.g. supports
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/36—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device
- A62C37/38—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone
- A62C37/40—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone with electric connection between sensor and actuator
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S30/00—Arrangements for moving or orienting solar heat collector modules
- F24S30/40—Arrangements for moving or orienting solar heat collector modules for rotary movement
- F24S30/42—Arrangements for moving or orienting solar heat collector modules for rotary movement with only one rotation axis
- F24S30/425—Horizontal axis
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/32—Mounting of devices therein
- H02B1/34—Racks
- H02B1/36—Racks with withdrawable units
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B7/00—Enclosed substations, e.g. compact substations
- H02B7/06—Distribution substations, e.g. for urban network
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S20/00—Supporting structures for PV modules
- H02S20/30—Supporting structures being movable or adjustable, e.g. for angle adjustment
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/40—Thermal components
- H02S40/42—Cooling means
- H02S40/425—Cooling means using a gaseous or a liquid coolant, e.g. air flow ventilation, water circulation
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C99/00—Subject matter not provided for in other groups of this subclass
- A62C99/0009—Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames
- A62C99/0018—Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames using gases or vapours that do not support combustion, e.g. steam, carbon dioxide
- A62C99/0027—Carbon dioxide extinguishers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Abstract
The invention discloses a safe photovoltaic box-type substation convenient to overhaul, which relates to the technical field of box-type substations and comprises a box body and a photovoltaic module, wherein a cooling cavity is arranged in the box body, impellers are rotationally connected in the cooling cavity, the photovoltaic module is arranged above the box body, sliding grooves are symmetrically formed in the front side and the rear side of the inner wall of the box body, pulleys are slidably connected in the sliding grooves, sliding rails are symmetrically formed in the front side and the rear side of the lower surface of the inner wall of the box body, sliding blocks are connected in the sliding rails in a clamping manner, backing plates are fixedly connected between the pulleys and above the sliding blocks, inner elements are arranged above the backing plates, sealing plates are fixedly connected to the left side of the backing plates, and ventilation holes are formed in the surfaces of the sealing plates. The invention can conveniently adjust the inclination angle of the photovoltaic plate when in use, and can automatically drive the photovoltaic plate to rotate, thereby changing the orientation of the photovoltaic plate, and simultaneously radiating the photovoltaic plate, thereby avoiding the faults of the photovoltaic plate caused by overhigh external temperature.
Description
Technical Field
The invention relates to the technical field of box-type substations, in particular to a safe photovoltaic box-type substation convenient to overhaul.
Background
The box-type transformer substation, called preassembled substation or preassembled substation, is a prefabricated indoor and outdoor compact type power distribution equipment of factory, which is integrated by a certain wiring scheme, i.e. transformer step-down and low-voltage power distribution functions are organically combined together, and is installed in a steel structure box which is dampproof, rust-proof, dustproof, rat-proof, fireproof, antitheft, heat-insulating, fully-closed and movable, and is especially suitable for urban network construction and transformation.
The transformer substation provided with the photovoltaic module is inconvenient to adjust the orientation of the photovoltaic panel when in use, and when the temperature is higher in summer, the photovoltaic panel possibly fails due to overheating, and if the transformer substation is in fire, the transformer substation is difficult to extinguish the fire in the first time.
Accordingly, in view of the above, research and improvement are made on the existing structure and the existing defects, and a safe photovoltaic box-type substation convenient to overhaul is provided.
Disclosure of Invention
The invention aims to provide a safe photovoltaic box-type substation convenient to overhaul, which solves the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a safe type photovoltaic box-type substation convenient to overhaul, includes box and photovoltaic module, be provided with the cooling chamber in the box, and the cooling intracavity internal rotation is connected with the impeller, photovoltaic module sets up in the box top, and the spout has been seted up to the box inner wall bilateral symmetry around, sliding connection has the pulley in the spout, both sides symmetry has been seted up before the box inner wall lower surface around, and the block is connected with the slider in the slide rail, equal fixedly connected with backing plate between the pulley and the slider top, and the backing plate top is provided with inner element, backing plate left fixedly connected with shrouding, and the bleeder vent has been seted up on the shrouding surface, the below the shrouding lower extreme is provided with the gyro wheel, box inner wall right part is provided with the solenoid valve, and the solenoid valve left side is provided with the shower nozzle, the shower nozzle top is provided with temperature sensor, the box rear is provided with cooling module.
Further, the sliding block is in sliding connection with the box body through the sliding rail, the backing plate is in sliding connection with the box body through the pulley, the sliding groove, the sliding block and the sliding rail respectively, the sealing plate is fixed on the box body through the bolts, and the ventilation holes are distributed on the sealing plate in an equidistant inclined mode.
Further, the photovoltaic module comprises a shaft rod, driving wheels and fan blades, the shaft rod is rotationally connected to the upper portion of the box body, the driving wheels are fixedly connected to the middle portion of the shaft rod, the fan blades are fixedly connected to the upper portion of the shaft rod, and the shaft rod penetrates through the box body and is fixedly connected with the impeller.
Further, photovoltaic module still includes annular, support, ring gear, first reducing gear and second reducing gear, the annular has been seted up to the box upper surface, and the block is connected with the support in the annular, support top fixedly connected with ring gear, and the ring gear inboard is provided with first reducing gear, first reducing gear right-hand is provided with the second reducing gear.
Further, photovoltaic module still includes fixed pin, photovoltaic board, sliding frame, slide bar and telescopic link, both sides symmetry fixedly connected with fixed pin around the ring gear left part, and the rotation of fixed pin top is connected with the photovoltaic board, both sides symmetry fixedly connected with sliding frame around the photovoltaic board right side below, and block sliding connection has the slide bar in the sliding frame, slide bar below fixedly connected with telescopic link.
Further, the toothed ring, the first reduction gear, the second reduction gear and the driving wheel are meshed with each other in sequence, the support is connected with the box body in a sliding mode through the annular groove, the toothed ring is connected with the box body in a rotating mode through the support and the annular groove, and the telescopic rod is connected with the toothed ring in a rotating mode.
Further, the cooling assembly comprises a storage tank, a drain pipe, a compressor, a liquid suction pipe and a liquid return pipe, the storage tank is fixedly connected with the rear of the box body, the liquid suction pipe is fixedly connected with the rear of the storage tank, the compressor is fixedly connected with the upper portion of the storage tank, the liquid suction pipe is fixedly connected with the front of the compressor, the liquid return pipe is fixedly connected with the rear of the compressor, the liquid suction pipe penetrates through the rear wall of the box body to enter the cooling cavity, the compressor is communicated with the cooling cavity through the liquid suction pipe, the spray head is communicated with the cooling cavity through an electromagnetic valve, and the electromagnetic valve is electrically connected with the temperature sensor.
Further, cooling module still includes slot, gas bomb, apron and cushion, the slot has been seted up at the storage tank rear portion, and the block is connected with the gas bomb in the slot, the storage tank rear end rotates and is connected with the apron, and apron lower surface fixedly connected with cushion.
Further, cooling module still includes card chamber, card hole, draw-in groove, jump ring, cardboard and fixture block, the card chamber has been seted up in apron left part, and card chamber left Fang Kai is equipped with the card hole, the draw-in groove has been seted up to card chamber top, and card intracavity fixedly connected with jump ring, jump ring left end fixedly connected with cardboard, and cardboard top fixedly connected with fixture block.
Further, the clamping plate is connected with the storage tank through the clamping hole in a clamping mode, the clamping plate is elastically connected with the clamping cavity through the clamping spring, and the clamping block is slidably connected with the cover plate through the clamping groove in a clamping mode.
The invention provides a safe photovoltaic box-type substation convenient to overhaul, which has the following beneficial effects: the inclination who can be convenient when using adjusts the photovoltaic board, and can drive the photovoltaic board automatically and rotate to change its orientation, dispel the heat to the photovoltaic board simultaneously, avoid the photovoltaic board to break down because the high temperature.
1. When the solar photovoltaic box is used, the telescopic rod can drive the sliding rod to slide in the sliding frame, so that the photovoltaic plate is driven to rotate on the fixed pin, the inclination angle of the photovoltaic plate is changed, the photovoltaic plate can better receive sunlight irradiation, in the using process of a transformer substation, when carbon dioxide flows in the cooling cavity, the impeller can drive the shaft rod to rotate, so that the fan blade blows cold air on the surface of the box body to the position below the photovoltaic plate, the photovoltaic plate is cooled, faults caused by overhigh temperature of the photovoltaic plate are avoided, the shaft rod can drive the driving wheel to synchronously rotate when the fan blade is driven to rotate, the driving wheel drives the toothed ring to slowly rotate through the first reduction gear and the second reduction gear, the toothed ring can drive the photovoltaic plate to rotate above the box body, the orientation of the photovoltaic plate is adjusted, the support can always receive sunlight irradiation, the toothed ring can be limited through the annular groove, and the stability of the toothed ring is maintained.
2. When the cooling device is used, compressed carbon dioxide in the storage tank can enter the cooling cavity through the liquid outlet pipe, so that the carbon dioxide can flow from top to bottom in the cooling cavity, the box body is subjected to heat absorption and cooling while expanding, then the compressor compresses the carbon dioxide after absorbing heat and then sends the compressed carbon dioxide into the storage tank for recycling, when fire happens in the box body, the temperature sensor can detect the abrupt change of the temperature in the box body, so that the electromagnetic valve is opened, the compressed carbon dioxide in the cooling cavity is sprayed out from the spray head to the fire place, the fire is extinguished and the equipment is cooled, so that the damage of the equipment is reduced, after the fire is extinguished, the electromagnetic valve is closed, the carbon dioxide leakage can be avoided, smoke dust generated during combustion can be brought out of the box body from the ventilation holes, dust accumulation and blockage in the ventilation holes can be avoided due to the inclined arrangement of the ventilation holes, and when the device is overhauled and maintained, the liner plate can be pulled out of the box body only by pulling the sealing plate, so that the internal elements are overhauled, the sliding grooves and the sliding rail can be limited by the pulleys and the sliding blocks, and the rolling wheels can assist in moving the lower part.
3. According to the invention, after fire extinguishment, carbon dioxide in the storage tank is reduced, liquefied carbon dioxide in the gas storage bottle can be injected into the storage tank through the slot, carbon dioxide in the storage tank is replenished, a user only needs to check and replace the gas storage bottle regularly, sufficient carbon dioxide in the storage tank can be ensured, when the gas storage bottle is replaced, the clamping block is only required to be stirred in the clamping groove, the clamping plate can be driven to move in the clamping cavity, the clamping plate is pulled out of the clamping hole and compressed, so that the limit on the cover plate is relieved, the cover plate is rotated to leak the gas storage bottle, after the replacement is completed, the cover plate is rotated, the clamping plate can be pressed into the clamping cavity after the cover plate compresses the gas storage bottle in the slot through the rubber pad, and the clamping plate can rebound and be inserted into the clamping hole under the action of the clamping spring, so that the cover plate is fixed, and the gas storage bottle is prevented from falling out of the slot.
Drawings
Fig. 1 is a schematic overall sectional front view structure of a safety type photovoltaic box-type substation convenient to overhaul;
fig. 2 is an enlarged schematic view of the structure of the safety type photovoltaic box-type substation of fig. 1 a, which is convenient to overhaul;
fig. 3 is a schematic diagram of a top view structure of a toothed ring of the safety type photovoltaic box-type substation convenient to overhaul;
fig. 4 is a schematic perspective view of a backing plate of the safety type photovoltaic box-type substation convenient to overhaul;
fig. 5 is an enlarged schematic view of the structure of the safety type photovoltaic box-type substation of fig. 1B, which is convenient to overhaul;
fig. 6 is a schematic diagram of an overall cross-sectional side view structure of a safety type photovoltaic box-type substation for easy maintenance according to the present invention;
fig. 7 is an enlarged schematic view of the structure of the C position in fig. 6 of the safety type photovoltaic box-type substation which is convenient to overhaul.
In the figure: 1. a case; 2. a cooling chamber; 3. an impeller; 4. a photovoltaic module; 401. a shaft lever; 402. a driving wheel; 403. a fan blade; 404. a ring groove; 405. a support; 406. a toothed ring; 407. a first reduction gear; 408. a second reduction gear; 409. a fixing pin; 410. a photovoltaic panel; 411. a sliding frame; 412. a slide bar; 413. a telescopic rod; 5. a chute; 6. a pulley; 7. a slide rail; 8. a slide block; 9. a backing plate; 10. an internal element; 11. a sealing plate; 12. ventilation holes; 13. a roller; 14. an electromagnetic valve; 15. a spray head; 16. a temperature sensor; 17. a cooling assembly; 1701. a storage tank; 1702. a liquid outlet pipe; 1703. a compressor; 1704. a liquid suction pipe; 1705. a liquid return pipe; 1706. a slot; 1707. a gas cylinder; 1708. a cover plate; 1709. rubber cushion; 1710. a cavity is blocked; 1711. a clamping hole; 1712. a clamping groove; 1713. clamping springs; 1714. a clamping plate; 1715. and (5) clamping blocks.
Detailed Description
Referring to fig. 1 to 7, the present invention provides the following technical solutions: the utility model provides a safe type photovoltaic box-type substation convenient to overhaul, including box 1 and photovoltaic module 4, be provided with cooling chamber 2 in the box 1, and cooling chamber 2 internal rotation is connected with impeller 3, photovoltaic module 4 sets up in box 1 top, and spout 5 has been seted up to the bilateral symmetry around the box 1 inner wall, sliding connection has pulley 6 in spout 5, slide rail 7 has been seted up to the front and back bilateral symmetry of box 1 inner wall lower surface, and the block is connected with slider 8 in the slide rail 7, all fixedly connected with backing plate 9 between pulley 6 and slider 8 top, and backing plate 9 top is provided with inner element 10, backing plate 9 left fixedly connected with shrouding 11, and shrouding 11 surface has seted up bleeder vent 12, the shrouding 11 lower extreme of below is provided with gyro wheel 13, box 1 inner wall right part is provided with solenoid valve 14, and solenoid valve 14 left side is provided with shower nozzle 15, shower nozzle 15 top is provided with temperature sensor 16, box 1 rear is provided with cooling module 17.
Referring to fig. 1 to 3 and 6, the photovoltaic module 4 includes a shaft 401, a driving wheel 402 and fan blades 403, the upper portion of the box 1 is rotatably connected with the shaft 401, the middle portion of the shaft 401 is fixedly connected with the driving wheel 402, the upper portion of the shaft 401 is fixedly connected with the fan blades 403, the shaft 401 penetrates through the box 1 and is fixedly connected with the impeller 3, the photovoltaic module 4 further includes a ring groove 404, a support 405, a toothed ring 406, a first reduction gear 407 and a second reduction gear 408, the upper surface of the box 1 is provided with the ring groove 404, the support 405 is connected with the ring groove 404 in a clamping manner, the toothed ring 406 is fixedly connected with the upper portion of the support 405, the inner side of the toothed ring 406 is provided with the first reduction gear 407, the right of the first reduction gear 407 is provided with the second reduction gear 408, the photovoltaic module 4 further comprises a fixing pin 409, a photovoltaic plate 410, a sliding frame 411, a sliding rod 412 and a telescopic rod 413, wherein the fixing pin 409 is symmetrically and fixedly connected to the front and rear sides of the left part of the toothed ring 406, the photovoltaic plate 410 is rotationally connected to the upper part of the fixing pin 409, the sliding frame 411 is symmetrically and fixedly connected to the front and rear sides of the right lower part of the photovoltaic plate 410, the sliding rod 412 is clamped and slidingly connected in the sliding frame 411, the telescopic rod 413 is fixedly connected to the lower part of the sliding rod 412, the toothed ring 406, the first reduction gear 407, the second reduction gear 408 and the driving wheel 402 are sequentially meshed with each other, the support 405 is rotationally connected with the box 1 through the annular groove 404, and the toothed ring 406 is rotationally connected with the toothed ring 406 through the support 405 and the annular groove 404;
the operation is as follows, when using, the accessible telescopic link 413 drives slide bar 412 and slides in slide frame 411, thereby drive photovoltaic board 410 and rotate on fixed pin 409, change the inclination of photovoltaic board 410, make photovoltaic board 410 can better accept sunshine and shine, and when the use of transformer substation, carbon dioxide flows in cooling chamber 2, can drive axostylus axostyle 401 through impeller 3 and rotate, thereby make flabellum 403 blow the cold air on box 1 surface to photovoltaic board 410 below, cool down photovoltaic board 410, avoid photovoltaic board 410 to break down because of the high temperature, can drive wheel 402 and carry out synchronous rotation when the axostylus axostyle 401 drives flabellum 403 rotation, make drive wheel 402 drive toothed ring 406 through first reducing gear 407, second reducing gear 408 and rotate at a slow speed, make toothed ring 406 can drive photovoltaic board 410 and rotate above box 1, thereby adjust its orientation, make it accept sunshine all the time, support 405 can restrict toothed ring 406 through annular groove 404, keep toothed ring 406 stable.
Referring to fig. 1 and 4 to 7, a slide block 8 is slidably connected with a box 1 through a slide rail 7, a base plate 9 is slidably connected with the box 1 through a pulley 6, a slide groove 5, the slide block 8 and the slide rail 7, a sealing plate 11 is fixed on the box 1 through bolts, ventilation holes 12 are distributed on the sealing plate 11 in an equidistant inclined manner, a cooling assembly 17 comprises a storage tank 1701, a liquid outlet pipe 1702, a compressor 1703, a liquid suction pipe 1704 and a liquid return pipe 1705, the rear of the box 1 is fixedly connected with the storage tank 1701, the rear of the storage tank 1701 is fixedly connected with the liquid outlet pipe 1702, the upper side of the storage tank 1701 is fixedly connected with the compressor 1703, the front of the compressor 1703 is fixedly connected with the liquid return pipe 1704, the liquid outlet pipe 1702 penetrates through the rear wall of the box 1 and enters the cooling cavity 2, the compressor 1703 is communicated with the cooling cavity 2 through the liquid suction pipe, the nozzle 15 is communicated with the cooling cavity 2 through a solenoid valve 14, the electromagnetic valve 14 is electrically connected with the temperature sensor 16, the cooling component 17 further comprises a slot 1706, a gas storage bottle 1707, a cover plate 1708 and a rubber cushion 1709, the rear part of the storage tank 1701 is provided with the slot 1706, the gas storage bottle 1707 is connected in the slot 1706 in a clamping way, the rear end of the storage tank 1701 is rotationally connected with the cover plate 1708, the lower surface of the cover plate 1708 is fixedly connected with the rubber cushion 1709, the cooling component 17 further comprises a clamping cavity 1710, a clamping hole 1711, a clamping groove 1712, a clamping spring 1713, a clamping plate 1714 and a clamping block 1715, the left part of the cover plate 1708 is provided with the clamping cavity 1710, the left Fang Kai of the clamping cavity 1710 is provided with the clamping hole 1711, the clamping groove 1712 is arranged above the clamping cavity 1710, the clamping spring 1713 is fixedly connected with the clamping plate 1714 at the left end of the clamping spring 1713, the clamping block 1715 is fixedly connected with the clamping block 1714 above the clamping plate 1714, the clamping plate 1714 is connected with the storage tank 1701 in a clamping way through the clamping hole 1711, the clamping plate 1713 is elastically connected with the clamping cavity 1710, the clamping block 1715 is in clamping sliding connection with the cover plate 1708 through a clamping groove 1712;
the specific operation is as follows, when in use, compressed carbon dioxide in the storage tank 1701 can enter the cooling cavity 2 through the liquid outlet pipe 1702, so that the carbon dioxide can flow from top to bottom in the cooling cavity 2, the heat absorption and the temperature reduction are carried out in the box body 1 while the carbon dioxide is expanded, then the carbon dioxide after absorbing the heat is compressed by the compressor 1703 and then is sent into the storage tank 1701 for recycling, when fire occurs in the box body 1, the temperature sensor 16 can detect the abrupt change of the temperature in the box body 1, thereby opening the electromagnetic valve 14, so that the compressed carbon dioxide in the cooling cavity 2 is sprayed from the spray head 15 to the fire place, thereby carrying out fire extinguishing and reducing the temperature of equipment, reducing the damage of the equipment, after the fire extinguishing is completed, the electromagnetic valve 14 is closed, avoiding the leakage of the carbon dioxide, the smoke dust generated during the combustion can be carried out from the ventilation hole 12 to the box body 1 by the compressed carbon dioxide, the inclined arrangement of the ventilation holes 12 can avoid dust accumulation and blockage in the ventilation holes 12, and when the device is overhauled and maintained, the base plate 9 can be pulled out of the box body 1 by pulling the sealing plate 11, so that the internal element 10 is overhauled, the sliding groove 5 and the sliding rail 7 can respectively limit the base plate 9 through the pulley 6 and the sliding block 8, the rolling wheel 13 can assist the sealing plate 11 below to move, after fire is extinguished, the carbon dioxide in the storage tank 1701 is reduced, the liquefied carbon dioxide in the gas cylinder 1707 can be injected into the storage tank 1701 through the slot 1706, the carbon dioxide in the storage tank 1701 is replenished, a user can ensure sufficient carbon dioxide in the storage tank 1701 by only checking and replacing the gas cylinder 1707 periodically, when the gas cylinder 1707 is replaced, the clamping block 1715 is only required to be stirred in the clamping groove 1712, the clamping plate 1714 can be driven to move in the clamping cavity 1710, the clamping plate 1714 is pulled out of the clamping hole 1711 and the clamping spring 1713 is compressed, thereby removing the restriction on the cover plate 1708 and rotating the cover plate 1708 to leak the gas cylinder 1707, after the replacement is completed, rotating the cover plate 1708, and after the clamping plate 1714 contacts with the storage tank 1701, pressing the gas cylinder 1707 into the clamping cavity 1710, after the cover plate 1708 compresses the gas cylinder 1707 into the slot 1706 through the rubber pad 1709, the clamping plate 1714 can rebound under the action of the clamp spring 1713 and insert into the clamping hole 1711, thereby fixing the cover plate 1708 and avoiding the gas cylinder 1707 from falling out of the slot 1706.
In summary, when the safe photovoltaic box-type substation convenient to overhaul is used, firstly, the telescopic rod 413 drives the sliding rod 412 to slide in the sliding frame 411, so as to drive the photovoltaic panel 410 to rotate on the fixing pin 409, the inclination angle of the photovoltaic panel 410 is changed, the photovoltaic panel 410 can better receive sunlight irradiation, when the safe photovoltaic box-type substation is used, compressed carbon dioxide in the storage tank 1701 can enter the cooling cavity 2 through the liquid outlet pipe 1702, so that the carbon dioxide can flow from top to bottom in the cooling cavity 2, absorb heat in the box body 1 for cooling while expanding, then the compressor 1703 compresses the carbon dioxide after absorbing heat, and then sends the compressed carbon dioxide into the storage tank 1701 for recycling, when the carbon dioxide flows in the cooling cavity 2, the impeller 3 drives the shaft 401 to rotate, so that the fan blade 403 blows cold air on the surface of the box body 1 to the lower side of the photovoltaic panel 410, cooling the photovoltaic panel 410, the photovoltaic panel 410 is prevented from being broken down due to overhigh temperature, the shaft rod 401 drives the fan blades 403 to rotate and simultaneously drives the driving wheel 402 to synchronously rotate, the driving wheel 402 drives the toothed ring 406 to slowly rotate through the first reduction gear 407 and the second reduction gear 408, the toothed ring 406 can drive the photovoltaic panel 410 to rotate above the box body 1, the orientation of the photovoltaic panel is regulated, the photovoltaic panel can always receive sunlight irradiation, the support 405 can limit the toothed ring 406 through the annular groove 404, the stability of the toothed ring 406 is maintained, when fire happens in the box body 1, the temperature sensor 16 can detect abrupt change of the temperature in the box body 1, so that the electromagnetic valve 14 is opened, compressed carbon dioxide in the cooling cavity 2 is sprayed to the fire place from the spray head 15, thereby extinguishing fire and cooling equipment, so as to reduce damage of the equipment, after extinguishing the fire, the electromagnetic valve 14 is closed, the carbon dioxide leakage can be avoided, the smoke dust generated during combustion can be carried away from the box body 1 from the air holes 12 by compressed carbon dioxide, dust can be prevented from accumulating and blocking in the air holes 12 by the inclined arrangement of the air holes 12, and when the device is overhauled and maintained, the liner plate 9 can be pulled out of the box body 1 by pulling the sealing plate 11, so that the internal element 10 is overhauled, the sliding chute 5 and the sliding rail 7 can respectively limit the liner plate 9 through the pulley 6 and the sliding block 8, the roller 13 can assist the sealing plate 11 below to move, after fire is extinguished, the carbon dioxide in the storage tank 1701 is reduced, liquefied carbon dioxide in the gas cylinder 1707 can be injected into the storage tank 1701 through the slot 1706 to supplement the carbon dioxide in the storage tank 1701, the user only needs to check and replace the gas cylinder 1707 regularly to ensure sufficient carbon dioxide in the storage tank 1701, when replacing the gas cylinder 1707, only needs to stir the clamping block 1715 in the clamping groove 1712, and can drive the clamping plate 1714 to move in the clamping cavity 1710, so that the clamping plate 1714 is pulled out of the clamping hole 1711 and compresses the clamping spring 1713, thereby removing the limit on the cover plate 1708 and rotating the cover plate 1708 to leak the gas cylinder 1707, after the replacement is completed, the cover plate 1708 is rotated, the clamping plate 1714 can be pressed into the clamping cavity 1710 after being contacted with the storage tank 1701, and after the cover plate 1708 compresses the gas cylinder 1707 in the slot 1706 through the rubber pad 1709, the clamping plate 1714 can rebound under the action of the clamping spring 1713 and be inserted into the clamping hole 1711, so as to fix the cover plate 1708 and prevent the gas cylinder 1707 from being separated from the slot 1706.
The embodiments of the invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (10)
1. The utility model provides a safe type photovoltaic box-type substation convenient to overhaul, its characterized in that, including box (1) and photovoltaic module (4), be provided with cooling chamber (2) in box (1), and cooling chamber (2) internal rotation is connected with impeller (3), photovoltaic module (4) set up in box (1) top, and box (1) inner wall front and back bilateral symmetry has seted up spout (5), sliding connection has pulley (6) in spout (5), slide rail (7) have been seted up to front and back bilateral symmetry under box (1) inner wall surface, and block is connected with slider (8) in slide rail (7), equal fixedly connected with backing plate (9) between pulley (6) and slider (8) top, and backing plate (9) top is provided with inner element (10), backing plate (9) left fixedly connected with shrouding (11), and shrouding (11) surface has seted up 12), below shrouding (11) lower extreme is provided with gyro wheel (13), box (1) inner wall (14) right side is provided with slider (14), and electromagnetic valve (15) are provided with shower nozzle (15) in the side, and box (16) side is provided with shower nozzle (15) on the side.
2. The safe photovoltaic box-type substation convenient to overhaul according to claim 1, characterized in that the sliding block (8) is in sliding connection with the box body (1) through the sliding rail (7), the base plate (9) is in sliding connection with the box body (1) through the pulley (6), the sliding groove (5) and the sliding block (8) respectively, the sliding rail (7) is fixed on the box body (1) through bolts, and the ventilation holes (12) are distributed on the sealing plate (11) in an equidistant inclined mode.
3. The safe photovoltaic box-type substation convenient to overhaul according to claim 1, wherein the photovoltaic assembly (4) comprises a shaft lever (401), a driving wheel (402) and fan blades (403), the shaft lever (401) is rotationally connected to the upper portion of the box body (1), the driving wheel (402) is fixedly connected to the middle portion of the shaft lever (401), the fan blades (403) are fixedly connected to the upper portion of the shaft lever (401), and the shaft lever (401) penetrates through the box body (1) and is fixedly connected with the impeller (3).
4. The safe type photovoltaic box-type substation convenient to overhaul according to claim 3, characterized in that the photovoltaic module (4) further comprises an annular groove (404), a support (405), a toothed ring (406), a first reduction gear (407) and a second reduction gear (408), the annular groove (404) is formed in the upper surface of the box body (1), the support (405) is connected in a clamping mode in the annular groove (404), the toothed ring (406) is fixedly connected above the support (405), the first reduction gear (407) is arranged on the inner side of the toothed ring (406), and the second reduction gear (408) is arranged on the right of the first reduction gear (407).
5. The safe photovoltaic box-type substation convenient to overhaul according to claim 4, wherein the photovoltaic module (4) further comprises a fixing pin (409), a photovoltaic plate (410), a sliding frame (411), a sliding rod (412) and a telescopic rod (413), the fixing pin (409) is symmetrically and fixedly connected to the left part of the toothed ring (406) on the front and back sides, the photovoltaic plate (410) is rotationally and fixedly connected to the upper part of the fixing pin (409), the sliding frame (411) is symmetrically and fixedly connected to the right lower part of the photovoltaic plate (410) on the front and back sides, the sliding rod (412) is in clamping sliding connection in the sliding frame (411), and the telescopic rod (413) is fixedly connected to the lower part of the sliding rod (412).
6. The safe photovoltaic box-type substation convenient to overhaul according to claim 5, wherein the toothed ring (406), the first reduction gear (407), the second reduction gear (408) and the driving wheel (402) are meshed with each other in sequence, the support (405) is slidably connected with the box body (1) through the annular groove (404), the toothed ring (406) is rotationally connected with the box body (1) through the support (405) and the annular groove (404), and the telescopic rod (413) is rotationally connected with the toothed ring (406).
7. The safe photovoltaic box-type substation convenient to overhaul according to claim 1, wherein the cooling assembly (17) comprises a storage tank (1701), a liquid outlet pipe (1702), a compressor (1703), a liquid suction pipe (1704) and a liquid return pipe (1705), the storage tank (1701) is fixedly connected to the rear of the box body (1), the liquid outlet pipe (1702) is fixedly connected to the rear of the storage tank (1701), the compressor (1703) is fixedly connected to the upper portion of the storage tank (1701), the liquid suction pipe (1704) is fixedly connected to the front of the compressor (1703), the liquid return pipe (1705) is fixedly connected to the rear of the compressor (1703), the liquid outlet pipe (1702) penetrates through the rear wall of the box body (1) to enter the cooling cavity (2), the compressor (1703) is communicated with the cooling cavity (2) through the liquid suction pipe, the spray head (15) is communicated with the cooling cavity (2) through the electromagnetic valve (14), and the electromagnetic valve (14) is electrically connected with the temperature sensor (16).
8. The safe photovoltaic box-type substation convenient to overhaul according to claim 7, wherein the cooling assembly (17) further comprises a slot (1706), a gas storage bottle (1707), a cover plate (1708) and a rubber mat (1709), the slot (1706) is formed in the rear portion of the storage tank (1701), the gas storage bottle (1707) is connected in the slot (1706) in a clamping mode, the cover plate (1708) is connected at the rear end of the storage tank (1701) in a rotating mode, and the rubber mat (1709) is fixedly connected to the lower surface of the cover plate (1708).
9. The safe photovoltaic box-type substation convenient to overhaul according to claim 8, characterized in that the cooling assembly (17) further comprises a clamping cavity (1710), a clamping hole (1711), a clamping groove (1712), a clamping spring (1713), a clamping plate (1714) and a clamping block (1715), the clamping cavity (1710) is formed in the left part of the cover plate (1708), the clamping hole (1711) is formed in the left Fang Kai of the clamping cavity (1710), the clamping groove (1712) is formed in the upper part of the clamping cavity (1710), the clamping spring (1713) is fixedly connected in the clamping cavity (1710), the clamping plate (1714) is fixedly connected to the left end of the clamping spring (1713), and the clamping block (1715) is fixedly connected to the upper part of the clamping plate (1714).
10. The safe photovoltaic box-type substation convenient to overhaul according to claim 9, wherein the clamping plate (1714) is connected with the storage tank (1701) in a clamping mode through a clamping hole (1711), the clamping plate (1714) is elastically connected with the clamping cavity (1710) through a clamping spring (1713), and the clamping block (1715) is connected with the cover plate (1708) in a clamping sliding mode through a clamping groove (1712).
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