CN115864786B - Modularized energy storage photovoltaic inverter - Google Patents
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- CN115864786B CN115864786B CN202310170286.7A CN202310170286A CN115864786B CN 115864786 B CN115864786 B CN 115864786B CN 202310170286 A CN202310170286 A CN 202310170286A CN 115864786 B CN115864786 B CN 115864786B
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Abstract
The invention relates to the technical field of photovoltaic inverters, in particular to a modularized energy storage photovoltaic inverter. Comprises a box body; an installation chamber is arranged in the box body; an energy storage mechanism and a heat dissipation mechanism are arranged in the mounting chamber; the top of the energy storage mechanism is provided with an inversion mechanism. According to the invention, the shell of the energy storage mechanism is provided with the plurality of groups of storage battery grooves in the rectangular array, and then the plurality of groups of storage batteries are respectively arranged in the plurality of groups of storage battery grooves, so that when one group or a plurality of groups of storage batteries have faults, other storage batteries can continue to supply power, the working stability of the photovoltaic inverter is improved, and the plurality of groups of storage batteries are independently arranged in a single space, so that the economic loss can be reduced when the disaster occurs, a worker can directly pull out the first mounting plate, and the storage batteries can be quickly replaced or maintained, and the convenience of maintenance or repair of the storage batteries is improved.
Description
Technical Field
The invention belongs to the technical field of photovoltaic inverters, and particularly relates to a modularized energy storage photovoltaic inverter.
Background
The energy storage photovoltaic inverter can convert variable direct current voltage generated by the photovoltaic solar panel into alternating current with mains frequency, can be fed back to a household or commercial power transmission system or is used by an off-grid power grid, is provided with an energy storage battery, can work off-grid, and is switched into a battery power supply mode to supply power for a load.
In the prior art, chinese patent bulletin number: CN218217123U, bulletin day: 2023-01-03 discloses an inverter for photovoltaic energy storage, which comprises a photovoltaic energy storage inverter body, and further comprises a protection box arranged outside the photovoltaic energy storage inverter body, wherein a sliding cavity and a clamping groove are respectively formed in the bottom wall and the top wall of the protection box, the sliding cavity is slidably connected with a limiting block, the right end of the limiting block is fixedly connected with a supporting plate, the right end of the supporting plate is fixedly connected with a supporting block, the right wall of the protection box is provided with a first heat dissipation net, and the right side of the protection box is detachably provided with a heat dissipation assembly. The cooling fin is arranged on the frame body, through the cooperation of the structures such as the sliding cavity, the supporting plate, the mounting groove, the connecting piece, the spring, the clamping block, the clamping groove and the cooling fan, heat dissipation can be accelerated, and the cooling fin and the frame body are integrally arranged, so that the cooling fin can be conveniently overhauled from the photovoltaic energy storage inverter body, and the cooling assembly can be installed in the cooling of different photovoltaic energy storage inverters, so that the practicability is improved.
However, the inverter still has the following drawbacks:
the existing energy storage photovoltaic inverter is generally only provided with an inverter body and a battery pack, once the battery pack fails, power supply is stopped, and the operation is too complicated during maintenance or maintenance, so that the inverter lacks working stability and the maintenance or maintenance is also inconvenient.
Disclosure of Invention
In view of the above problems, the present invention provides a modular energy storage photovoltaic inverter, comprising a case; an installation chamber is arranged in the box body; an energy storage mechanism and a heat dissipation mechanism are arranged in the mounting chamber; an inversion mechanism is arranged at the top of the energy storage mechanism;
the energy storage mechanism comprises a shell; a plurality of groups of storage battery grooves are distributed on one side wall of the shell, close to the box door, in a rectangular array; a group of operation doors are arranged at the opening of each group of storage battery grooves; a group of second ventilation openings are formed in the inner wall of one side, far away from the operation door, of each group of storage battery grooves; each group of the operation doors is provided with a group of first ventilation openings; a group of first electric push rods are arranged above each group of first ventilation openings; the output end of each group of the first electric push rods is in transmission connection with a group of first sealing plates; each group of the first sealing plates movably seals the first ventilation opening; a group of second electric push rods are arranged above each group of second ventilation openings; the output end of each group of second electric push rods is in transmission connection with a group of second sealing plates; each group of second sealing plates movably seals the second air vent; a group of first mounting plates are slidably connected to the inner walls of the bottoms of the storage battery grooves; and a group of storage batteries are arranged at the top of each group of first mounting plates.
Further, a group of hanging rings are respectively arranged on the outer walls of the two sides of the box body; a first opening is formed in the inner wall of one side of the installation chamber; a box door is arranged at the first opening; a second opening is formed in the inner wall of one side, far away from the first opening, of the mounting chamber; a dust screen is arranged at the second opening; and a shutter is arranged on one side of the dustproof net away from the installation chamber.
Further, a plurality of groups of limit grooves are formed in the inner wall of the bottom of the installation chamber along the direction perpendicular to the first opening; a stop block is arranged on the inner wall of the bottom of the installation chamber; the stop block is positioned between the energy storage mechanism and the box door and is movably abutted against one side wall of the energy storage mechanism.
Further, a plurality of groups of first limiting blocks with the same number as the limiting grooves are arranged at the bottom of the shell; each group of first limiting blocks are slidably connected in a corresponding group of limiting grooves; a plurality of groups of status indicator lamps are arranged on one side wall of each group of operation doors far away from the storage battery groove; and a group of handles are arranged on one side wall of each group of first mounting plates, which is close to the operation door.
Further, a temperature sensor and a smoke sensor are arranged on the inner wall of the top of the storage battery groove; an electric sliding table is arranged at the center of the top of the storage battery groove; the bottom of the electric sliding table is provided with a dry powder bag; the output end of the electric sliding table is in transmission connection with a sliding block; a bayonet is arranged on one side wall of the sliding block, which is close to the dry powder bag; the knife edge of the bayonet is movably abutted against the outer wall of the dry powder bag.
Further, the inversion mechanism comprises a second mounting plate; the second mounting plate is arranged at the top of the shell; an inverter body is arranged at the top of the second mounting plate; two groups of wire harness buckles are symmetrically arranged on the top of the second mounting plate in a central axis in the length direction.
Further, the heat dissipation mechanism comprises a bottom plate; a plurality of groups of second limiting blocks with the same number as the limiting grooves are arranged at the bottom of the bottom plate; each group of second limiting blocks are slidably connected in a corresponding group of limiting grooves.
Further, a first vertical plate is arranged at the edge of one side, close to the energy storage mechanism, of the top of the bottom plate; and a second vertical plate is arranged at the edge of one side, close to the dust screen, of the top of the bottom plate.
Further, the first vertical plates are all provided with a plurality of groups of first heat dissipation openings with the same number as the second air inlets in a rectangular array distribution manner; a group of sealing rings are arranged at the positions, close to the ports of the energy storage mechanism, of each group of first heat dissipation ports; each group of sealing rings are movably abutted against the energy storage mechanism; each group of the first heat dissipation openings are movably communicated with a corresponding group of the second air openings.
Further, a plurality of groups of second heat dissipation ports with the same number as the first heat dissipation ports are distributed on the second vertical plate in a rectangular array; a cooling fan is arranged at the port of each group of second cooling ports, which is close to the dustproof net; each group of the cooling fans can be independently controlled; a plurality of groups of radiating pipes with the same number as that of the second radiating holes are distributed between the first vertical plate and the second vertical plate in a rectangular array; and two ends of each group of radiating pipes are respectively communicated with a corresponding group of first radiating ports and second radiating ports.
The beneficial effects of the invention are as follows:
1. a plurality of groups of storage battery grooves are respectively formed in the shell of the energy storage mechanism in a rectangular array, then a plurality of groups of storage batteries are respectively arranged in the plurality of groups of storage battery grooves, so that when one group or a plurality of groups of storage batteries fail, other storage batteries can continue to supply power, the working stability of the photovoltaic inverter is improved, the plurality of groups of storage batteries are independently arranged in a separate space, the economic loss can be reduced when disasters occur, a worker can directly pull out the first mounting plate, and the storage batteries are quickly replaced or maintained, so that the convenience of maintenance or repair of the storage batteries is improved.
2. Through setting up photovoltaic inverter into a plurality of modules such as box, energy storage mechanism, contravariant mechanism and cooling mechanism for photovoltaic inverter is not only when installation or dismantlement, and is more simple swift, has improved photovoltaic inverter dismouting's convenience, and can be when certain module breaks down, can be quick change or maintain, has improved photovoltaic inverter maintenance or maintenance's efficiency.
3. Through set up respectively in first vent and second vent department can carry out confined first closing plate and second closing plate for when the internal fire of battery jar, can seal the battery jar fast, avoid oxygen to supplement, the electronic slip table at battery jar top can drive bayonet knife through the slider simultaneously and puncture the dry powder package, and the dry powder can scatter and put out a fire the work in the battery jar, has improved photovoltaic inverter's fire behavior.
4. Through a plurality of first thermovent of group and second thermovent with cooling mechanism communicate through a plurality of groups cooling tube, communicate respectively with corresponding battery jar again to control independently the radiator fan of a plurality of groups second thermovent department through temperature sensor, not only improved radiating efficiency, can also reduce the consumption, the energy saving.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 shows a schematic structural diagram of an energy storage photovoltaic inverter according to an embodiment of the present invention;
fig. 2 shows a schematic diagram of a structure of an energy storage photovoltaic inverter according to an embodiment of the present invention when a door is opened;
fig. 3 shows a schematic left-hand cross-sectional view of an energy storage photovoltaic inverter according to an embodiment of the present invention;
fig. 4 shows an exploded schematic view of a photovoltaic inverter according to an embodiment of the invention;
FIG. 5 shows a schematic structural diagram of an energy storage mechanism according to an embodiment of the present invention;
FIG. 6 illustrates a schematic rear view of an energy storage mechanism according to an embodiment of the present invention;
FIG. 7 illustrates a left side partial cross-sectional schematic view of an energy storage mechanism according to an embodiment of the present invention;
FIG. 8 illustrates a top partial cross-sectional schematic view of an energy storage mechanism according to an embodiment of the present invention;
fig. 9 shows a schematic structural view of an inverter mechanism according to an embodiment of the present invention;
FIG. 10 shows a schematic structural view of a heat dissipation mechanism according to an embodiment of the present invention;
fig. 11 shows a schematic rear view of a heat dissipation mechanism according to an embodiment of the present invention.
In the figure: 1. a case; 2. a hanging ring; 3. a door; 4. a mounting chamber; 5. an energy storage mechanism; 6. a stop block; 7. an inversion mechanism; 8. a heat dissipation mechanism; 9. a dust screen; 10. a shutter; 11. a limit groove; 501. a housing; 502. a threaded hole; 503. a first limiting block; 504. an operation door; 505. a first vent; 506. status indicator lights; 507. a second vent; 508. a battery cell; 509. a first mounting plate; 510. a handle; 511. a storage battery; 512. a first electric push rod; 513. a first sealing plate; 514. a second electric push rod; 515. a second sealing plate; 516. a temperature sensor; 517. a smoke sensor; 518. an electric sliding table; 519. a slide block; 520. a bayonet; 521. packaging the dry powder; 701. a second mounting plate; 702. a bolt; 703. an inverter body; 704. a wire harness buckle; 801. a bottom plate; 802. a second limiting block; 803. a first riser; 804. a second riser; 805. a first heat radiation port; 806. a seal ring; 807. a heat radiating pipe; 808. a second heat radiation port; 809. a heat radiation fan.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The embodiment of the invention provides a modularized energy storage photovoltaic inverter, which comprises a box body 1. As shown in fig. 1, 2, 3 and 4, a group of hanging rings 2 are respectively arranged on the outer walls of two sides of the box body 1; an installation chamber 4 is arranged in the box body 1; a first opening is formed in the inner wall of one side of the installation chamber 4; a box door 3 is arranged at the first opening; a second opening is formed in the inner wall of one side, far away from the first opening, of the mounting chamber 4; a dust screen 9 is arranged at the second opening; a shutter 10 is arranged on one side of the dustproof net 9 away from the installation chamber 4; a plurality of groups of limit grooves 11 are formed in the inner wall of the bottom of the installation chamber 4 along the direction perpendicular to the first opening; an energy storage mechanism 5 is arranged in the installation chamber 4; the top of the energy storage mechanism 5 is provided with an inversion mechanism 7; a heat dissipation mechanism 8 is arranged between the energy storage mechanism 5 and the dust screen 9; a stop block 6 is arranged on the inner wall of the bottom of the installation chamber 4; the stop block 6 is located between the energy storage mechanism 5 and the box door 3, and is movably abutted against one side wall of the energy storage mechanism 5.
The energy storage mechanism 5 comprises a shell 501, as shown in fig. 5, 6, 7 and 8, wherein a plurality of groups of threaded holes 502 are formed at the top edge of the shell 501; the bottom of the shell 501 is provided with a plurality of groups of first limiting blocks 503 which are the same in number with the limiting grooves 11; each group of first limiting blocks 503 is slidably connected in a corresponding group of limiting grooves 11; a plurality of groups of storage battery grooves 508 are distributed and arranged on one side wall of the shell 501, which is close to the box door 3, in a rectangular array; a group of operation doors 504 are arranged at the opening of each group of storage battery grooves 508; each group of operation doors 504 is provided with a group of first ventilation openings 505; a plurality of groups of status indicator lamps 506 are arranged on one side wall of each group of operation doors 504 far away from the storage battery groove 508; a group of second ventilation openings 507 are formed in the inner wall of one side, far away from the operation door 504, of each group of storage battery grooves 508; a set of first mounting plates 509 are slidably connected to the bottom inner walls of each set of battery slots 508; a set of handles 510 are arranged on one side wall of each set of first mounting plates 509, which is close to the operation door 504; a set of batteries 511 is provided on top of each set of the first mounting plates 509. A group of first electric push rods 512 are arranged above one side, close to the storage battery groove 508, of each group of first ventilation openings 505; a set of first sealing plates 513 is drivingly connected to the output end of each set of the first electric push rods 512; each set of the first sealing plates 513 movably closes the first ventilation openings 505; a group of second electric push rods 514 are arranged above one side, close to the storage battery groove 508, of each group of second ventilation openings 507; a group of second sealing plates 515 are connected to the output end of each group of second electric push rods 514 in a transmission way; each group of the second sealing plates 515 movably closes the second ventilation opening 507. A temperature sensor 516 and a smoke sensor 517 are arranged on the top inner wall of the storage battery groove 508; an electric sliding table 518 is arranged at the top center of the storage battery groove 508; a dry powder bag 521 is arranged at the bottom of the electric sliding table 518; a sliding block 519 is connected to the output end of the electric sliding table 518 in a transmission manner; a bayonet 520 is arranged on one side wall of the sliding block 519, which is close to the dry powder bag 521; the knife edge of the bayonet 520 is movably abutted against the outer wall of the dry powder pack 521.
The inverter mechanism 7 comprises a second mounting plate 701, and as shown in fig. 9, illustratively, a plurality of groups of bolts 702 with the same number as that of the threaded holes 502 are movably penetrated at the top edge of the second mounting plate 701; the screw portion of each set of bolts 702 extends movably through to the lower side of the second mounting plate 701 and is in threaded connection with the corresponding threaded hole 502; the top of the second mounting plate 701 is provided with an inverter body 703; two groups of wire harness buckles 704 are symmetrically arranged on the top of the second mounting plate 701 along the central axis in the length direction.
The heat dissipation mechanism 8 includes a bottom plate 801, as shown in fig. 10 and 11, for example, the bottom of the bottom plate 801 is provided with a plurality of groups of second limiting blocks 802 with the same number as the limiting grooves 11; each group of the second limiting blocks 802 is slidably connected in a corresponding group of limiting grooves 11; a first vertical plate 803 is arranged at the edge of one side, close to the energy storage mechanism 5, of the top of the bottom plate 801; a second vertical plate 804 is arranged at the edge of one side, close to the dust screen 9, of the top of the bottom plate 801; the first vertical plates 803 are all provided with a plurality of groups of first heat dissipation ports 805 with the same number as the second air inlets 507 in a rectangular array distribution manner; a set of sealing rings 806 are arranged at the positions of the ports, close to the energy storage mechanism 5, of each set of first heat dissipation ports 805; each group of sealing rings 806 is movably abutted against the energy storage mechanism 5; each group of the first heat dissipation ports 805 is movably communicated with a corresponding group of the second air ventilation ports 507. A plurality of groups of second heat dissipation ports 808 with the same number as the first heat dissipation ports 805 are distributed on the second vertical plate 804 in a rectangular array; a cooling fan 809 is arranged at the port of each group of second cooling holes 808, which is close to the dust screen 9; each set of said cooling fans 809 can be controlled individually. A plurality of groups of radiating pipes 807 with the same number as the second radiating holes 808 are distributed in a rectangular array between the first vertical plate 803 and the second vertical plate 804; the two ends of each group of radiating pipes 807 are respectively communicated with a corresponding group of first radiating ports 805 and second radiating ports 808.
The working principle of the modularized energy storage photovoltaic inverter provided by the invention is as follows: during installation, the lifting machine is utilized to transfer the box body 1 to the corresponding position through the lifting rings 2 on two sides of the box body 1 for fixing, then the inversion mechanism 7 is fixed at the top of the energy storage mechanism 5 through the bolts 702, then a plurality of groups of second limiting blocks 802 at the bottom of the heat dissipation mechanism 8 are slidably connected in a plurality of groups of limiting grooves 11, a plurality of groups of first limiting blocks 503 at the bottom of the energy storage mechanism 5 are slidably connected in a plurality of groups of limiting grooves 11, and the heat dissipation mechanism 8 and the energy storage mechanism 5 are pushed to the corresponding position in the direction of the dust screen 9, so that the heat dissipation mechanism 8 and the energy storage mechanism 5 are abutted together, and then the stop block 6 is in threaded connection with the bottom inner wall of the installation chamber 4 and abutted on the energy storage mechanism 5, so that the installation and fixing work is completed. During operation, the inverter mechanism 7 converts direct-current voltage generated by the solar panel into commercial frequency alternating current for household or commercial use, and sequentially stores redundant electric energy in a plurality of groups of storage batteries 511, the plurality of groups of storage batteries 511 are respectively arranged in a plurality of groups of storage battery grooves 508, an operation door 504 is arranged at the opening of each storage battery groove 508, and a plurality of groups of status indicator lamps 506 including operation indicator lamps, fault indicator lamps and the like are arranged on the operation door 504. When the temperature of the battery 511 is too high during charging, the temperature sensor 516 sends a signal to control the corresponding cooling fan 809 to work, so as to perform cooling work on the corresponding battery slot 508. When the storage battery 511 fires during charging, the smoke sensor 517 senses smoke, and sends a signal to control the first electric push rod 512 and the second electric push rod 514 to drive the first sealing plate 513 and the second sealing plate 515 to descend respectively, so that the first ventilation opening 505 and the second ventilation opening 507 are sealed, oxygen supplementation necessary for combustion is avoided, meanwhile, the electric sliding table 518 at the top of the storage battery tank 508 drives the bayonet to puncture the dry powder bag 521 through the sliding block 519, and the dry powder can scatter in the storage battery tank 508 to perform fire extinguishing work. When a worker is repairing or maintaining the photovoltaic inverter, the state of the plurality of groups of storage batteries 511 can be directly observed through the plurality of groups of state indicating lamps 506, the operation door 504 is directly opened, the first mounting plate 509 is pulled out through the handle 510, and the storage batteries 511 are quickly replaced or maintained.
The embodiment has the following beneficial effects:
through setting up the photovoltaic inverter into a plurality of modules such as box 1, energy storage mechanism 5, contravariant mechanism 7 and cooling mechanism 8 for photovoltaic inverter is not only when the installation or dismantlement, and is more simple swift, has improved photovoltaic inverter dismouting's convenience, and can be when certain module breaks down, can be quick change or maintain, has improved photovoltaic inverter maintenance or maintenance's efficiency.
Through communicating a plurality of groups of first radiating ports 805 and second radiating ports 808 of the radiating mechanism 8 through a plurality of groups of radiating pipes 807, respectively communicating with corresponding storage battery grooves 508, and independently controlling the radiating fans 809 at a plurality of groups of second radiating ports 808 through the temperature sensor 516, the radiating efficiency is improved, the power consumption can be reduced, and the energy is saved.
Through set up respectively at first vent 505 and second vent 507 can carry out confined first closing plate 513 and second closing plate 515 for when the interior fire of battery jar 508, can seal battery jar 508 fast, avoid oxygen to supplement, the electronic slip table 518 at battery jar 508 top can drive the bayonet knife through slider 519 simultaneously and puncture dry powder package 521, and dry powder can scatter in battery jar 508 and put out a fire the work, has improved the fire behavior of photovoltaic inverter.
Through the casing 501 with energy storage mechanism 5 is rectangular array and offers a plurality of groups of battery jar 508 respectively, then set up a plurality of groups of battery 511 respectively in a plurality of groups of battery jar 508, can guarantee when one set of or a plurality of groups of battery 511 produce the trouble, other battery 511 can continue the power supply, the job stabilization nature of photovoltaic inverter has been improved, and a plurality of groups of battery 511 set up in independent space, can reduce economic loss when taking place the calamity, the staff can directly pull out first mounting panel 509 to quick replacement or maintenance battery 511, the convenience of maintenance or maintenance of battery has been improved.
Although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (9)
1. A modular energy storage photovoltaic inverter, characterized by: comprises a box body (1); an installation chamber (4) is arranged in the box body (1); a first opening is formed in the inner wall of one side of the installation chamber (4); a box door (3) is arranged at the first opening; an energy storage mechanism (5) and a heat dissipation mechanism (8) are arranged in the mounting chamber (4); an inversion mechanism (7) is arranged at the top of the energy storage mechanism (5);
the energy storage mechanism (5) comprises a housing (501); a plurality of groups of storage battery grooves (508) are distributed on one side wall of the shell (501) close to the box door (3) in a rectangular array; a group of operation doors (504) are arranged at the opening of each group of storage battery grooves (508); a group of second ventilation openings (507) are formed in the inner wall of one side, far away from the operation door (504), of each group of storage battery grooves (508); each group of the operation doors (504) is provided with a group of first ventilation openings (505); a group of first electric push rods (512) are arranged above each group of first ventilation openings (505); the output end of each group of the first electric push rods (512) is in transmission connection with a group of first sealing plates (513); each group of the first sealing plates (513) movably seals the first ventilation opening (505); a group of second electric push rods (514) are arranged above each group of second ventilation holes (507); the output end of each group of second electric push rods (514) is in transmission connection with a group of second sealing plates (515); each group of second sealing plates (515) movably seals the second air inlets (507); a group of first mounting plates (509) are slidably connected to the inner walls of the bottoms of the storage battery grooves (508); a group of storage batteries (511) are arranged at the top of each group of first mounting plates (509);
an electric sliding table (518) is arranged at the top center of the storage battery groove (508); the bottom of the electric sliding table (518) is provided with a dry powder bag (521); a sliding block (519) is connected to the output end of the electric sliding table (518) in a transmission way; a bayonet (520) is arranged on one side wall of the sliding block (519) close to the dry powder bag (521); the knife edge of the bayonet (520) is movably abutted against the outer wall of the dry powder bag (521);
a plurality of groups of limit grooves (11) are formed in the inner wall of the bottom of the installation chamber (4) along the direction perpendicular to the first opening; the bottom of the shell (501) is provided with a plurality of groups of first limiting blocks (503) with the same number as the limiting grooves (11); each group of first limiting blocks (503) is slidably connected in a corresponding group of limiting grooves (11); the heat dissipation mechanism (8) comprises a bottom plate (801); the bottom of the bottom plate (801) is provided with a plurality of groups of second limiting blocks (802) with the same number as the limiting grooves (11); each group of second limiting blocks (802) are slidably connected in a corresponding group of limiting grooves (11), and each inversion mechanism (7) comprises a second mounting plate (701); the second mounting plate (701) is arranged at the top of the housing (501).
2. A modular energy storage photovoltaic inverter as claimed in claim 1, wherein: a group of hanging rings (2) are respectively arranged on the outer walls of the two sides of the box body (1); a second opening is formed in the inner wall of one side, far away from the first opening, of the mounting chamber (4); a dust screen (9) is arranged at the second opening; one side of the dustproof net (9) far away from the installation room (4) is provided with a shutter (10).
3. A modular energy storage photovoltaic inverter as claimed in claim 2, wherein: a stop block (6) is arranged on the inner wall of the bottom of the installation chamber (4); the stop block (6) is positioned between the energy storage mechanism (5) and the box door (3) and is movably abutted against one side wall of the energy storage mechanism (5).
4. A modular energy storage photovoltaic inverter as claimed in claim 2, wherein: a plurality of groups of status indicator lamps (506) are arranged on one side wall, far away from the storage battery groove (508), of each group of the operation doors (504); a set of handles (510) is provided on a side wall of each set of the first mounting plates (509) adjacent to the operating door (504).
5. A modular energy storage photovoltaic inverter as claimed in claim 2, wherein: the top inner wall of the storage battery groove (508) is provided with a temperature sensor (516) and a smoke sensor (517).
6. A modular energy storage photovoltaic inverter as claimed in claim 2, wherein: an inverter body (703) is arranged at the top of the second mounting plate (701); two groups of wire harness buckles (704) are symmetrically arranged on the top of the second mounting plate (701) through central axes in the length direction.
7. A modular energy storage photovoltaic inverter as claimed in claim 2, wherein: a first vertical plate (803) is arranged at the edge of one side, close to the energy storage mechanism (5), of the top of the bottom plate (801); a second vertical plate (804) is arranged at the edge of one side, close to the dust screen (9), of the top of the bottom plate (801).
8. The modular energy storage photovoltaic inverter of claim 7, wherein: a plurality of groups of first heat dissipation openings (805) with the same number as the second air inlets (507) are distributed on the first vertical plate (803) in a rectangular array; a group of sealing rings (806) are arranged at the positions, close to the ports of the energy storage mechanism (5), of each group of first heat dissipation ports (805); each group of sealing rings (806) is movably abutted against the energy storage mechanism (5); each group of the first heat dissipation ports (805) is movably communicated with a corresponding group of the second air ventilation ports (507).
9. The modular energy storage photovoltaic inverter of claim 8, wherein: a plurality of groups of second heat dissipation ports (808) which are the same as the first heat dissipation ports (805) in number are distributed on the second vertical plate (804) in a rectangular array; a cooling fan (809) is arranged at the port of each group of second cooling ports (808) close to the dustproof net (9); each group of the cooling fans (809) can be controlled independently; a plurality of groups of radiating pipes (807) with the same number as that of the second radiating holes (808) are distributed between the first vertical plate (803) and the second vertical plate (804) in a rectangular array; both ends of each group of radiating pipes (807) are respectively communicated with a corresponding group of first radiating ports (805) and second radiating ports (808).
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| CN116545277B (en) * | 2023-07-04 | 2024-03-19 | 深圳市三瑞电源有限公司 | Grid-connected photovoltaic energy storage inverter and control method thereof |
| CN117177508B (en) * | 2023-11-02 | 2024-01-19 | 深圳市三瑞电源有限公司 | Box body of three-phase photovoltaic inverter and photovoltaic inverter |
| CN117691848B (en) * | 2024-02-02 | 2024-04-26 | 深圳市耐斯特能源科技有限公司 | High-power photovoltaic energy storage inverter with instantaneous strong electric shock resistance function |
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| KR101798732B1 (en) * | 2015-12-28 | 2017-12-12 | 엘에스산전 주식회사 | Fan assembly and electric power equipment having the same |
| CN114335873B (en) * | 2021-12-31 | 2023-07-07 | 安徽汉星综合能源有限公司 | Partition isolation type energy storage battery box |
| CN115000572A (en) * | 2022-06-02 | 2022-09-02 | 苏州万疆新能源科技有限公司 | High-voltage alternating current inversion direct current energy storage battery device |
| CN115395168B (en) * | 2022-10-27 | 2023-01-03 | 运易通科技有限公司 | Self-protection energy storage device for warehouse ceiling solar and wind energy combined type generator |
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