CN112542991A - Solar photovoltaic inverter and solar photovoltaic power generation system - Google Patents
Solar photovoltaic inverter and solar photovoltaic power generation system Download PDFInfo
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- 230000017525 heat dissipation Effects 0.000 description 2
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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
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/30—Electrical components
- H02S40/32—Electrical components comprising DC/AC inverter means associated with the PV module itself, e.g. AC modules
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S50/00—Arrangements for controlling solar heat collectors
- F24S50/20—Arrangements for controlling solar heat collectors for tracking
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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
- H02S20/32—Supporting structures being movable or adjustable, e.g. for angle adjustment specially adapted for solar tracking
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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
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0213—Venting apertures; Constructional details thereof
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20145—Means for directing air flow, e.g. ducts, deflectors, plenum or guides
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20181—Filters; Louvers
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/20909—Forced ventilation, e.g. on heat dissipaters coupled to components
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K9/00—Screening of apparatus or components against electric or magnetic fields
- H05K9/0007—Casings
- H05K9/0058—Casings specially adapted for optoelectronic applications
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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
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/47—Mountings or tracking
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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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Abstract
The invention discloses a solar photovoltaic inverter and a solar photovoltaic power generation system, which comprise a box body, wherein the box body is provided with an inverter body, air outlets are arranged on two sides of the box body, suction fans are arranged in the air outlets, dust screens are arranged in the air outlets, and the air outlets are distributed in a downward inclined angle; the solar photovoltaic refrigerator is characterized in that an electromagnetic shielding cover is arranged in the refrigerator body, an infrared temperature measuring sensor and a refrigerating unit are arranged in the electromagnetic shielding cover, the infrared temperature measuring sensor is connected with the refrigerating unit, and the refrigerating unit is electrically connected with a storage battery of a solar photovoltaic system. The solar photovoltaic inverter is reasonable in design, can rotate along with the radian direction and the horizontal direction of the sun on the basis of increasing the area for absorbing the sunlight, and is beneficial to the solar panel to absorb the sunlight to the maximum, so that the power conversion capability of the photovoltaic inverter is improved.
Description
Technical Field
The invention relates to the technical field of solar photovoltaic, in particular to a solar photovoltaic inverter and a solar photovoltaic power generation system.
Background
Inverters for solar photovoltaic power generation systems have recently tended to employ distributed micro-inverters (micro-inverters). The micro inverter provides maximum power point control for each direct current photovoltaic assembly, so that each direct current photovoltaic assembly generates maximum energy, and the performance of the whole solar photovoltaic power generation system is improved. In addition, the micro inverter can also generate alternating current low-voltage output instead of high direct current voltage output of the central inverter system, and the safety and the working efficiency of the system are improved.
The solar photovoltaic inverter in the existing market can not meet the market development requirements, mainly solves the problem that the solar panel absorbs less energy and the photovoltaic inverter converts less power, and solves the problem that the solar panel absorbs less energy and the photovoltaic inverter converts less power in the prior art.
Chinese patent invention with publication number CN208508853U has also appeared in recent years, it is "solar photovoltaic dc-to-ac converter", including solar photovoltaic electricity generation board and solar photovoltaic electricity generation board fixed bolster, solar photovoltaic electricity generation board and solar photovoltaic electricity generation board fixed bolster fixed connection, one side of the fixed horizontal pole of solar photovoltaic electricity generation board fixed bolster lower extreme fixedly connected with, fixed horizontal pole opposite side fixedly connected with solar photovoltaic electricity generation board, the rotatory fixed axle of fixed horizontal pole right side fixedly connected with, rotatory fixed axle right side fixedly connected with rotating machine shell, the rotatory special singlechip of the inside fixedly connected with of rotating machine shell, the inside light intensity inductor that is provided with of rotatory special singlechip, the rotatory special singlechip of light intensity inductor electric connection, rotating machine shell below fixedly connected with rotation axis bearing dish, rotation axis bearing dish and motor pass through the bearing and connect, motor and fixed shell fixed connection. The structure can improve the energy absorbed by the solar panel, thereby improving the power conversion capability of the photovoltaic inverter. However, the solar panel cannot change well with the change of the solar altitude, and the energy absorbed by the solar panel cannot be improved, so that the power conversion capability of the photovoltaic inverter cannot be improved.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the solar photovoltaic inverter which is reasonable in design, can rotate along with the radian direction of the sun and the horizontal direction on the basis of increasing the area for absorbing the sunlight, is beneficial to the solar panel to absorb the sunlight to the maximum extent, and accordingly improves the capacity of the photovoltaic inverter for converting the electric power.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a solar photovoltaic inverter comprises a box body, wherein the box body is provided with an inverter body, air outlets are formed in two sides of the box body, suction fans are arranged in the air outlets, dust screens are arranged in the air outlets, and the air outlets are distributed in a downward-inclined angle; the solar photovoltaic refrigerator is characterized in that an electromagnetic shielding cover is arranged in the refrigerator body, an infrared temperature measuring sensor and a refrigerating unit are arranged in the electromagnetic shielding cover, the infrared temperature measuring sensor is connected with the refrigerating unit, and the refrigerating unit is electrically connected with a storage battery of a solar photovoltaic system.
Preferably, a partition plate is arranged in the middle of the box body, the box body is divided into an upper chamber and a lower chamber, and the inverter body can be installed in the upper chamber and the lower chamber.
Preferably, a detaching and replacing mechanism which can detach the inverter body is arranged in each of the upper chamber and the lower chamber.
Preferably, the dismounting and replacing mechanism comprises an upper dismounting and fastening component and an upper damping component which are arranged in the upper chamber, the upper dismounting and fastening components are arranged at two ends of the upper chamber, one inverter body and the upper chamber are fixedly locked through the upper dismounting and fastening components, and the upper damping component is arranged on two side edges of the upper chamber; and the lower disassembly and fastening assembly and the lower damping assembly are arranged in the lower cavity, the lower disassembly and fastening assembly is arranged at two ends of the lower cavity, the inverter body is fixedly locked with the lower cavity by the lower disassembly and fastening assembly, and the lower damping assembly is arranged on two sides of the lower cavity.
Preferably, the upper disassembling and fastening assembly and the lower disassembling and fastening assembly respectively comprise a front end door and a rear end door, and the inner walls of the front end door and the rear end door are respectively provided with a convex column, when the front end door and the rear end door are closed, the convex columns on the front end door and the rear end door correspondingly can clamp the corresponding inverter body; go up damper and damper down all include a plurality of group's springs, spring one end with correspond box inner wall fixed connection, the spring other end closely contradicts and corresponds inverter body lateral wall.
Preferably, still including setting up in the guide rail of the lower part of upper chamber and lower chamber, corresponding with it, be provided with the spout on the inverter body, through the spout with the guide rail is mutually supported, can at this moment with the inverter body is installed correspondingly in upper chamber or/and the lower chamber.
The invention also provides another solar photovoltaic power generation system, which comprises a fixed seat and a solar photovoltaic power generation component, the inverter is arranged below the solar photovoltaic power generation component, the circumference rotating mechanism is arranged above the fixed seat, the circumferential rotating mechanism is provided with a connecting seat, the connecting seat is provided with an arc rotating mechanism, the arc-shaped rotating mechanism is connected with a solar photovoltaic power generation assembly, the solar photovoltaic power generation assembly is connected with any one of the inverters, the solar photovoltaic power generation assembly is provided with a light sensing sensor, the circumference rotating mechanism, the arc rotating mechanism and the light sensing sensor are all connected with a controller, and when the photosensitive sensor senses the intensity of sunlight, the controller controls the automatic operation of the circumferential rotating mechanism and the arc-shaped rotating mechanism.
Preferably, circumference rotary mechanism includes circumference rotation axis motor, rotation axis and mount pad, the output shaft of circumference rotation axis motor is connected with the rotation axis, the rotation axis sets up on the mount pad circumference rotation axis motor drives the rotation axis carries out rotary motion the connecting seat, through the rotation axis drives the rotary motion of mount pad, the mount pad drives connecting seat rotary motion.
Preferably, a first gear is arranged on the rotating shaft, and correspondingly, a second gear matched with the bevel gear is arranged on an output shaft of the circumferential rotating shaft motor.
Preferably, the first gear and the second gear are both bevel gears.
Preferably, the arc-shaped rotating mechanism comprises a first inclined rod, a first air cylinder, a second inclined rod and a second air cylinder, the first diagonal rod and the second diagonal rod are symmetrically distributed at two sides of the connecting seat, one end of the first diagonal rod and one end of the second diagonal rod are both fixed on the connecting seat, the other end of the first diagonal rod is provided with the first air cylinder which is connected with the lower bottom surface of the solar photovoltaic power generation component, the other end of the second diagonal rod is provided with the second air cylinder, the second air cylinder is connected with the lower bottom surface of the solar photovoltaic power generation assembly, the first air cylinder and the second air cylinder are both connected with a controller, the controller controls the first air cylinder and the second air cylinder to operate, so that the first inclined rod and the second inclined rod drive the solar photovoltaic power generation assembly to form a moon tracking movement track.
Preferably, the solar photovoltaic power generation assembly further comprises an up-and-down movement motor and a connecting rod, wherein the up-and-down movement motor is installed in the connecting seat, the up-and-down movement motor is connected with the connecting rod, and the connecting rod is connected to the lower bottom surface of the solar photovoltaic power generation assembly.
Preferably, the fixing base comprises a housing, and the controller is mounted in the housing.
Preferably, the solar photovoltaic power generation component includes solar photovoltaic power generation board and protection base, what the protection base adopted is the horn shape, the protection base inside wall is provided with pressure sensor and humidity transducer, the humidity transducer right side be equipped with infrared emitter, the equal electric connection of pressure sensor and humidity transducer the controller.
The invention has the beneficial effects that:
the solar photovoltaic inverter has the advantages that the air outlets are formed in the two sides of the box body, the suction fans are arranged in the air outlets, the dust screens are arranged in the air outlets, the solar photovoltaic inverter has good heat dissipation and dust prevention effects, electromagnetic shielding covers are used for preventing electromagnetic influence, the service life of the inverter is prolonged, and normal operation of the inverter is guaranteed.
Secondly, the solar photovoltaic inverter can reduce the overall rejection rate, is convenient to install and replace the inverter body, is favorable for reducing the working difficulty of installation and disassembly, and is more convenient to use.
Thirdly, the solar photovoltaic power generation system is reasonable in design, simple in structure and convenient to install, angle adjustment can be achieved along with change of sunlight, a moon tracking track can be formed, sufficient solar energy can be absorbed more conveniently, and maximum collection of solar energy is achieved.
Drawings
Fig. 1 is a schematic structural diagram of a solar photovoltaic inverter according to the present invention.
Fig. 2 is a schematic view of a convex column and a guide rail mounted on a box body of a solar photovoltaic inverter.
Fig. 3 is a schematic structural diagram of a solar photovoltaic power generation system according to the present invention.
The reference numbers in the figures are: 1, a box body; 2, an inverter body; 3, disassembling the replacing mechanism; 4, fixing a base; 5, a solar photovoltaic power generation component; 6, a circumferential rotating mechanism; 7, a connecting seat; 8, an arc-shaped rotating mechanism; 9, a light sensitive sensor; 10, a controller; 11, an air outlet; 12, a suction fan; 13, a dust screen; 14, an electromagnetic shield; 15, infrared temperature measuring sensor; 16, a refrigeration unit; 17, a partition plate; 18, an upper chamber; 19, a lower chamber; 31, mounting and dismounting the assembly; 32, an upper shock absorbing assembly; detaching and fastening the assembly 33; 34, a lower dampening member; 35, a convex column; 36, a guide rail; 41, a housing; 51, a solar photovoltaic power generation panel; 52, a protective base; 61, a circumferential rotating shaft motor; 62, a rotating shaft; 63, a mounting seat; 81, a first diagonal rod; 82, a first cylinder; 83, a second diagonal rod; 84, a second cylinder; 85, a motor moving up and down; 86, connecting the rod.
Detailed Description
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in when used, and are only used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood, however, that the description herein of specific embodiments is only intended to illustrate the invention and not to limit the scope of the invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
Referring to fig. 1, a solar photovoltaic inverter, including box 1, inverter body 2 is installed to box 1, and the both sides of box 1 are equipped with air outlet 11, and are equipped with suction fan 12 in the air outlet 11, are equipped with dust screen 13 in the air outlet 11, and air outlet 11 is downward sloping angular position and distributes for the inverter has fine radiating effect and fine dustproof effect, and the effectual outside sand and dust of avoiding gets into the inside condition that causes the influence to circuit board or other electrical components of photovoltaic inverter. An electromagnetic shielding cover 14 is arranged in the box body 1, an infrared temperature measuring sensor 15 and a refrigerating unit 16 are arranged in the electromagnetic shielding cover 14, the infrared temperature measuring sensor 15 is connected with the refrigerating unit 16, the refrigerating unit 16 is electrically connected with a storage battery of a solar photovoltaic system, the infrared temperature measuring sensor 15 is arranged in the electromagnetic shielding cover 14, a detecting hole is formed in the position of a detecting head of the infrared temperature measuring sensor 15, a control switch is embedded in the surface of the detecting hole, temperature measuring information of the infrared temperature measuring sensor 15 is transmitted to the refrigerating unit 16, the refrigerating unit 16 starts or stops refrigerating according to the temperature measuring information of the infrared temperature measuring sensor 15, the infrared temperature measuring sensor 15 and the refrigerating unit 16 are directly powered by the storage battery of the solar photovoltaic system, and power supply is stable. The two sides of the upper part of the box body 1 are provided with edges, screw holes are arranged on the edges, and the box body is tightly connected with other parts through screws or bolts.
Further, as shown in fig. 1, a partition 17 is provided in the middle of the case 1, the case 1 is divided into an upper chamber 18 and a lower chamber 19 by the partition 17, and the inverter body 2 can be installed in the upper chamber 18 and the lower chamber 19. The partition plate 17 is beneficial to installing the inverter body 2 in the upper chamber 18 or/and the lower chamber 19, the application range is greatly expanded, when one of the upper chamber 18 and the lower chamber 19 is damaged, the inverter body can be continuously used without being integrally disassembled or scrapped, and the cost is saved. Through holes are formed in the side edges of the upper chamber 18 and the lower chamber 19, which facilitate ventilation of the air outlet 11 with the outside, and thus facilitate heat dissipation from the inside.
In one embodiment, as shown in fig. 1, the upper chamber 18 and the lower chamber 19 are provided with a detaching and replacing mechanism 3 for detaching the inverter body 2, which facilitates detaching and installing the inverter body 2, and facilitates replacement and maintenance. The disassembly and replacement mechanism 3 comprises an upper disassembly and fastening component 31 and an upper damping component 32 which are arranged in the upper cavity 18, wherein the upper disassembly and fastening component 31 is arranged at two ends of the upper cavity 18, one inverter body 2 and the upper cavity 18 are fixedly locked through the upper disassembly and fastening component 31, and the upper damping component 32 is arranged right on two side edges of the upper cavity 18; and a lower detachment and fastening member 33 and a lower damper member 34 which are provided inside the lower chamber 19, the lower detachment and fastening member 33 being provided at both ends of the lower chamber 19, the other inverter body 2 being fixedly locked with the lower chamber 19 by the lower detachment and fastening member 33, the lower damper member 34 being provided right on both side edges of the lower chamber 19. The structure is beneficial to realizing the installation and the disassembly of the inverter body 2 in the upper chamber 18 or/and the inverter body 2 in the lower chamber 19, can also reduce the vibration and is more beneficial to the normal operation of equipment.
In one embodiment, as shown in fig. 2, each of the upper detaching and fastening assembly 31 and the lower detaching and fastening assembly 33 includes a front door and a rear door, each of which has a convex pillar 35 on an inner wall thereof, and the convex pillars 35 on the front door and the rear door can clamp the corresponding inverter body 2 when the front door and the rear door are closed; the upper damping component 32 and the lower damping component 34 both comprise a plurality of sets of springs, one ends of the springs are fixedly connected with the inner wall of the corresponding box body 1, the other ends of the springs tightly abut against the side wall of the corresponding inverter body 2, and two springs are arranged on each side wall of the upper chamber 18 and the lower chamber 19. This can adopt vertical hinged door or push-and-pull door to front end door and rear end door, all is provided with projection 35 at the door inner wall, simple structure, and the production preparation of being convenient for also is favorable to pressing from both sides tight inverter body 2 that corresponds simultaneously more, has avoided appearing the phenomenon of rocking.
In one embodiment, as shown in fig. 2, the inverter body 2 further includes a guide rail 36 disposed at a lower portion of the upper chamber 18 and the lower chamber 19, and correspondingly, a sliding slot is disposed on the inverter body 2, and the sliding slot and the guide rail 36 are matched with each other, so that the inverter body 2 can be installed in the corresponding upper chamber 18 or/and the corresponding lower chamber 19. When installing inverter body 2 with the dismantlement, its accessible is favorable to reducing the degree of difficulty of installation and dismantlement through the slip or the roll-off along the spout.
In addition to the above-mentioned solar photovoltaic inverter, as shown in fig. 3, the present invention also provides a solar photovoltaic power generation system, which comprises a fixed seat 4 and a solar photovoltaic power generation assembly 5, wherein the inverter of the present invention is installed below the solar photovoltaic power generation assembly 5, specifically, the inverter of the present invention can be fixedly connected to the lower end surface of the solar photovoltaic power generation assembly 5 through bolts, which is also beneficial to preventing rainwater from entering, avoiding equipment damage and prolonging the service life of the equipment, a circumferential rotating mechanism 6 is installed above the fixed seat 4, a connecting seat 7 is installed on the circumferential rotating mechanism 6, an arc rotating mechanism 8 is installed on the connecting seat 7, the arc rotating mechanism 8 is connected with the solar photovoltaic power generation assembly 5, the solar photovoltaic power generation assembly 5 is connected with the inverter of the present invention, a light sensing sensor 9 is installed, the circumferential rotating mechanism 6, the arc-shaped rotating mechanism 8 and the photosensitive sensor 9 are all connected with a controller 10, the photosensitive sensor 9 senses the intensity of sunlight, and the controller 10 controls the circumferential rotating mechanism 6 and the arc-shaped rotating mechanism 8 to automatically operate.
In one embodiment, the circumferential rotation mechanism 6 includes a circumferential rotation shaft motor 61, a rotation shaft 62 and a mounting seat 63, the rotation shaft 62 is connected to an output shaft of the circumferential rotation shaft motor 61, the rotation shaft 62 is disposed on the mounting seat 63, the mounting seat 63 is in a square frame shape, the circumferential rotation shaft motor 61 drives the connection seat 7 of the rotation shaft 62 to perform a rotation motion, the rotation shaft 62 drives the mounting seat 63 to perform a rotation motion, and the mounting seat 63 drives the connection seat 7 to perform a rotation motion. The rotating shaft 62 is provided with a first gear, correspondingly, the output shaft of the circumferential rotating shaft motor 61 is provided with a second gear matched with the bevel gear, and the bevel gears adopted by the first gear and the second gear are bevel gears. Drive mount pad 63 through rotation axis 62 and carry out rotary motion, then drive connecting seat 7 through mount pad 63 and carry out rotary motion, finally drive arc rotary mechanism 8's rotary motion to realize solar photovoltaic power generation component 5's rotary motion, wherein the installation pipe that connecting seat 7 adopted, the installation of the part of being convenient for.
In one embodiment, the arc-shaped rotating mechanism 8 includes a first inclined rod 81, a first air cylinder 82, a second inclined rod 83 and a second air cylinder 84, the first inclined rod 81 and the second inclined rod 82 are symmetrically distributed on two sides of the connecting base 7, one end of each of the first inclined rod 81 and the second inclined rod 82 is fixed on the connecting base 7, the first air cylinder 82 is arranged at the other end of the first inclined rod 81, the first air cylinder 82 is connected to the lower bottom surface of the solar photovoltaic power generation assembly 5, the second air cylinder 84 is arranged at the other end of the second inclined rod 82, the second air cylinder 84 is connected to the lower bottom surface of the solar photovoltaic power generation assembly 5, the first air cylinder 82 and the second air cylinder 84 are both connected to the controller 10, and the controller 10 controls the operation of the first air cylinder 82 and the second air cylinder 84, so that the first inclined rod 81 and the second inclined rod 82 drive the solar photovoltaic power generation assembly 5 to form a moon-tracking. The solar photovoltaic power generation assembly is characterized by further comprising an up-and-down movement motor 85 and a connecting rod 86, wherein the up-and-down movement motor 85 is installed in the connecting seat 7, the up-and-down movement motor 85 is connected with the connecting rod 86, and the connecting rod 86 is connected to the lower bottom surface of the solar photovoltaic power generation assembly 5.
In one embodiment, the fixing base 4 includes a housing 41, the controller 10 is installed in the housing 41, and the controller 10 is a PLC controller, so that the automatic operation of the circumferential rotating mechanism 6 and the arc rotating mechanism 8 can be controlled.
In one embodiment, the solar photovoltaic power generation assembly 5 comprises a solar photovoltaic power generation board 51 and a protection base 52, the protection base 52 is in a horn shape, the inner side wall of the protection base 52 is provided with a pressure sensor and a humidity sensor, the right side of the humidity sensor is provided with an infrared emitter, the pressure sensor and the humidity sensor are electrically connected with the controller 10, the lightning rod is installed on the outer wall of the protection base 52, the silicon wafer is protected by severe weather, the temperature sensor is arranged, the pressure sensor, the humidity sensor and the lightning rod are arranged, detection of severe weather such as cold tide, hail, rainstorm and thunderstorm is realized, protection equipment is facilitated, and loss is reduced.
Wherein the terminal surface is provided with the support under the fixing base 4, and wherein what the support adopted is the triangle-shaped support, and its triangle-shaped stability can be good, can satisfy stable effect more, and it is also favorable to improving the height in fact, is favorable to absorbing the solar light more.
The inverter body 2, the temperature sensor, the pressure sensor, the humidity sensor and the lightning rod of the present invention are commercially available, and the respective components are implemented by conventional means well known in the art, and will not be described in detail herein. In the invention, it can be understood that the internal functional elements of the solar photovoltaic power generation system are completely the same as those in the prior art, and can be realized by those skilled in the art based on the prior art, so that the details are not described herein.
It should be noted that, although the above embodiments have been described herein, the invention is not limited thereto. Therefore, based on the innovative concepts of the present invention, the technical solutions of the present invention can be directly or indirectly applied to other related technical fields by making changes and modifications to the embodiments described herein, or by using equivalent structures or equivalent processes performed in the content of the present specification and the attached drawings, which are included in the scope of the present patent.
Claims (10)
1. The utility model provides a solar photovoltaic inverter, includes box (1), inverter body (2), its characterized in that are installed in box (1): air outlets (11) are formed in two sides of the box body (1), suction fans (12) are arranged in the air outlets (11), dust screens (13) are arranged in the air outlets (11), and the air outlets (11) are distributed in downward-inclined angle positions; the solar photovoltaic refrigerator is characterized in that an electromagnetic shielding cover (14) is arranged in the refrigerator body (1), an infrared temperature measuring sensor (15) and a refrigerating unit (16) are arranged in the electromagnetic shielding cover (14), the infrared temperature measuring sensor (15) is connected with the refrigerating unit (16), and the refrigerating unit (16) is electrically connected with a storage battery of a solar photovoltaic system.
2. The solar photovoltaic inverter of claim 1, wherein: the middle of the box body (1) is provided with a partition plate (17), the box body (1) is divided into an upper chamber (18) and a lower chamber (19) through the partition plate (17), and the inverter body (2) can be installed in the upper chamber (18) and the lower chamber (19).
3. The solar photovoltaic inverter of claim 2, wherein: the upper chamber (18) and the lower chamber (19) are respectively provided with a dismounting and replacing mechanism (3) which can dismount the inverter body (2).
4. The solar photovoltaic inverter of claim 3, wherein: the disassembly and replacement mechanism (3) comprises an upper disassembly and fastening assembly (31) and an upper damping assembly (32) which are arranged in the upper chamber (18), the upper disassembly and fastening assembly (31) is arranged at two ends of the upper chamber (18), one inverter body (2) and the upper chamber (18) are fixedly locked through the upper disassembly and fastening assembly (31), and the upper damping assembly (32) is arranged on two side edges of the upper chamber (18); and a lower disassembling and fastening assembly (33) and a lower damping assembly (34) which are arranged in the lower chamber (19), wherein the lower disassembling and fastening assembly (33) is arranged at two ends of the lower chamber (19), the other inverter body (2) is fixedly locked with the lower chamber (19) through the lower disassembling and fastening assembly (33), and the lower damping assembly (34) is arranged on two side edges of the lower chamber (19).
5. The solar photovoltaic inverter of claim 4, wherein: the upper disassembling and fastening assembly (31) and the lower disassembling and fastening assembly (33) respectively comprise a front end door and a rear end door, wherein the inner walls of the front end door and the rear end door are respectively provided with a convex column (35), and when the front end door and the rear end door are closed, the convex columns (35) on the front end door and the rear end door can clamp the corresponding inverter body (2); go up damper (32) and damper (34) down and all include a plurality of group's springs, spring one end with correspond box (1) inner wall fixed connection, the spring other end closely contradicts and corresponds inverter body (2) lateral wall.
6. The solar photovoltaic inverter of claim 4, wherein: the inverter body (2) is provided with a sliding groove, and the sliding groove is matched with the guide rail (36), so that the inverter body (2) can be installed in the corresponding upper chamber (18) or/and lower chamber (19).
7. The utility model provides a solar photovoltaic power generation system which characterized in that: comprises a fixed seat (4) and a solar photovoltaic power generation component (5), wherein the inverter of any one of claims 1 to 6 is installed below the solar photovoltaic power generation component (5), a circumference rotating mechanism (6) is installed above the fixed seat (4), a connecting seat (7) is installed on the circumference rotating mechanism (6), an arc rotating mechanism (8) is installed on the connecting seat (7), the arc rotating mechanism (8) is connected with the solar photovoltaic power generation component (5), the solar photovoltaic power generation component (5) is connected with the inverter of any one of claims 1 to 6, a light sensing sensor (9) is installed on the solar photovoltaic power generation component (5), the circumference rotating mechanism (6), the arc rotating mechanism (8) and the light sensing sensor (9) are all connected with a controller (10), when the light-sensitive sensor (9) senses the intensity of sunlight, the controller (10) controls the automatic operation of the circumferential rotating mechanism (6) and the arc-shaped rotating mechanism (8).
8. The solar photovoltaic power generation system of claim 7, wherein: circumference rotary mechanism (6) include circumference rotation axis motor (61), rotation axis (62) and mount pad (63), the output shaft of circumference rotation axis motor (61) is connected with rotation axis (62), rotation axis (62) set up on mount pad (63) circumference rotation axis motor (61) drives rotation axis (62) carries out rotary motion connecting seat (7), through rotation axis (62) drive the rotary motion of mount pad (63), mount pad (63) drive connecting seat (7) rotary motion.
9. The solar photovoltaic power generation system of claim 7, wherein: arc rotary mechanism (8) include first down tube (81), first cylinder (82), second down tube (83) and second cylinder (84), first down tube (81) with second down tube (82) symmetric distribution is in connecting seat (7) both sides, first down tube (81) with the one end of second down tube (82) is all fixed on connecting seat (7), first down tube (81) other end is provided with first cylinder (82), first cylinder (82) are connected bottom surface under solar photovoltaic power generation subassembly (5), second down tube (82) other end is provided with second cylinder (84), second cylinder (84) are connected bottom surface under solar photovoltaic power generation subassembly (5), first cylinder (82) with second cylinder (84) all are connected with controller (10), through controller (10) control first cylinder (82) with the fortune of second cylinder (84) is managed And enabling the first inclined rod (81) and the second inclined rod (82) to drive the solar photovoltaic power generation assembly (5) to form a moon tracking motion track.
10. The solar photovoltaic power generation system of claim 9, wherein: the solar photovoltaic power generation assembly is characterized by further comprising an up-and-down movement motor (85) and a connecting rod (86), wherein the up-and-down movement motor (85) is installed in the connecting seat (7), the up-and-down movement motor (85) is connected with the connecting rod (86), and the connecting rod (86) is connected to the lower bottom surface of the solar photovoltaic power generation assembly (5).
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| CN202011473570.4A CN112542991A (en) | 2020-12-15 | 2020-12-15 | Solar photovoltaic inverter and solar photovoltaic power generation system |
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| CN202011473570.4A CN112542991A (en) | 2020-12-15 | 2020-12-15 | Solar photovoltaic inverter and solar photovoltaic power generation system |
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Application publication date: 20210323 |