CN116260062A - Marine heavy medium-speed machine UPS power supply control box - Google Patents

Marine heavy medium-speed machine UPS power supply control box Download PDF

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Publication number
CN116260062A
CN116260062A CN202310114107.8A CN202310114107A CN116260062A CN 116260062 A CN116260062 A CN 116260062A CN 202310114107 A CN202310114107 A CN 202310114107A CN 116260062 A CN116260062 A CN 116260062A
Authority
CN
China
Prior art keywords
box
socket
marine
box body
ups power
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310114107.8A
Other languages
Chinese (zh)
Inventor
汪志远
郭晓婷
毕文龙
王良恩
李�灿
赵晓骏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anqing Marine Electric Device Co ltd
Original Assignee
Anqing Marine Electric Device Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Anqing Marine Electric Device Co ltd filed Critical Anqing Marine Electric Device Co ltd
Priority to CN202310114107.8A priority Critical patent/CN116260062A/en
Publication of CN116260062A publication Critical patent/CN116260062A/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/56Cooling; Ventilation
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46Bases; Cases
    • H01R13/52Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
    • H01R13/5202Sealing means between parts of housing or between housing part and a wall, e.g. sealing rings
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/28Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/46Boxes; Parts thereof or accessories therefor
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/46Boxes; Parts thereof or accessories therefor
    • H02B1/48Mounting of devices therein
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J9/00Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
    • H02J9/04Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
    • H02J9/06Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

The invention discloses a UPS power control box for a heavy-duty medium-speed engine for a ship, which comprises a UPS power control box body arranged on the ship, wherein a plurality of box bodies for hermetically storing a marine storage battery are arranged in the box body, one side of the box body, which faces to an opening of the box body, is hinged with a hollowed-out rear cover plate for ventilating and attaching to the opening surface of the box body, the box bodies are connected with each other through a plurality of connecting shafts in a gap manner, and a threading pipe and a lead pipe are arranged in the box body, so that electric wires on a socket penetrate conveniently and enter the box body and are connected with the positive and negative ends of an inverter on the marine storage battery in the box body, and then the power supply to the medium-speed engine can be realized by connecting the plug on the medium-speed engine through the socket at other positions of the socket while the specific socket on the socket is charged through the inverter.

Description

Marine heavy medium-speed machine UPS power supply control box
Technical Field
The invention relates to the technical field of marine UPS power supply control boxes for medium speed machines, in particular to a marine UPS power supply control box for heavy-duty medium speed machines.
Background
The engine for large-scale cargo ships is heavy oil burning, the cargo ships in inland are generally driven by medium-speed engines, the medium-speed engines are driven to operate by installing generators on the ship, in order to ensure that the medium-speed engines normally operate when the generators are in failure, UPS power supplies are usually arranged on the ship and used as standby power supplies of the medium-speed engines, and the medium-speed engines can be powered when the generators are in failure.
Usually, the UPS power control box comprises UPS host computer, marine battery, supporting battery rack and functional software, during the use, the output voltage of battery through the inverter on the marine battery changes the medium speed machine operation voltage requirement into, and the heat that the battery charge and discharge in-process produced, then through set up the air circulation that the louvre realized the control box in the control box surface, and then realize the battery cooling, but the boats and ships navigation in-process, the moisture on water also can get into in the UPS power control box along the louvre, cause the positive and negative extreme moist of marine battery and the inverter that place in the UPS power control box, cause the electric leakage easily, and then cause marine battery and inverter to damage, influence boats and ships safety navigation.
Disclosure of Invention
The invention aims to reduce the influence caused by the conditions and provides a UPS power supply control box for a marine heavy-duty medium-speed machine.
In order to achieve the above purpose, the invention adopts the following technical scheme: the utility model provides a marine heavy medium speed machine UPS power control box, is including installing the UPS power control box on the ship, be equipped with a plurality of box bodies that are used for sealed storage marine battery in the box, box orientation box body open-ended one side articulates has and is used for ventilating and laminating box body open-ended fretwork back shroud two adjacent box bodies and box body between the box body through a plurality of connecting axle clearance connection, box body side intercommunication has the air-supply line, be equipped with the fan to the interior air supply of box in the air-supply line, and the box inner wall rotates there is the aviation baffle with wind direction box body direction, be provided with the drive mechanism who connects fan and aviation baffle in the air-supply line, and drive mechanism changes the circular motion of fan into the reciprocal swing motion of aviation baffle.
Preferably: the transmission mechanism comprises a speed reducer arranged in the air inlet pipe, an input shaft of the speed reducer is connected with the end face of a fan blade shaft of the fan, an output shaft of the speed reducer is fixedly provided with an eccentric plate, one surface of the eccentric plate, which is opposite to the speed reducer, is rotated to form a U-shaped mounting seat, a connecting block is rotated to form a relative inner wall of the U-shaped mounting seat, and a U-shaped connecting seat which is sleeved with the connecting block and rotates relative to the connecting block is rotated on the air deflector.
Preferably: the box body is characterized in that two vertical guide rails are arranged at the tops of the opposite inner side walls of the box body, two baffle plates attached to the top edge of the side surface of the marine storage battery are fixed on the bottom surface of the guide rails, press blocks which are lifted up and down and attached to the side edge of the top surface of the marine storage battery are sleeved on the guide rails, long bolts are arranged between the press blocks and the two guide rails in a penetrating mode, and a pressing line rubber pad attached to the top surface of the marine storage battery is arranged on the press blocks.
Preferably: the utility model discloses a marine battery box, including box, socket surface laminating, the box is equipped with the inside intercommunication of box and is used for the threading pipe that the electric wire passed in the box, and box back to box opening one side articulates there is the front shroud, be provided with the socket with the intermediate speed machine plug grafting on the front shroud, the one end and the socket surface laminating of threading pipe, the positive and negative extreme electric connection of a plurality of marine batteries of socket.
Preferably: each socket of the socket is matched with a detachable waterproof cover in threaded connection with the socket, the waterproof cover is sleeved on a plug matched with the socket, an internal threaded ring in threaded connection is sleeved on the waterproof cover, and the waterproof cover consists of two transparent shells which are used in a combined mode.
Compared with the prior art, the invention has the beneficial effects that:
1. the box body cooperation back shroud that sets up guarantees that marine battery deposits under sealed environment, prevent steam corruption promptly, and in the operation process of boats and ships, the air that contains steam blows into the box under the effect of fan, and realize the aviation baffle swing under drive mechanism's connection effect, realize all box bodies of windy cover through the reciprocal swing of aviation baffle, avoid producing ventilation dead angle, the wind blows out through the fretwork department of back shroud at last along the clearance between the box body, and at the in-process that the wind flows, take away the temperature on box body surface, and realize the temperature reduction in the box body under the effect of heat conduction, and then realize the marine battery temperature reduction that generates heat, realize the protection of marine battery positive and negative terminal when cooling.
2. The threading pipe that sets up is convenient for the electric wire on the socket penetrate to get into in the box, be connected with marine battery in the box, and then be convenient for when charging to marine battery through the specific socket on the socket, also can realize supplying power to the medium speed machine through the plug on the socket connection medium speed machine of the socket other positions, and the inner thread ring of setting is convenient for the buckler card on the plug, guarantees the waterproof nature near the socket.
Drawings
FIG. 1 is a front perspective view of a marine heavy-duty medium speed machine UPS power control box of the present invention;
FIG. 2 is a schematic diagram showing a top-down structure of the UPS power control box for a marine heavy-duty medium speed machine of FIG. 1;
FIG. 3 is a schematic cross-sectional view of the UPS power control box for a marine heavy-duty medium speed machine of FIG. 2;
FIG. 4 is an enlarged view of the marine heavy-duty medium speed machine UPS power control box at A in FIG. 3 of the present invention;
fig. 5 is an enlarged view of a marine heavy-duty medium speed machine UPS power control box of the present invention at B in fig. 2.
In the figure:
1. a case; 2. a back cover plate; 3. a connecting block; 4. an air deflector; 5. a front cover plate; 6. a socket; 7. a threading tube; 8. a case body; 9. a connecting shaft; 10. an internally threaded ring; 11. briquetting; 12. an air inlet pipe; 13. a marine storage battery; 14. a U-shaped mounting seat; 15. a baffle; 16. a guide rail; 17. a long bolt; 18. a blower; 19. a wire pressing rubber pad; 20. a waterproof cover; 21. a U-shaped connecting seat; 22. a speed reducer; 23. and a eccentric plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a marine heavy medium speed machine UPS power control box, including installing the UPS power control box 1 on the ship, be equipped with a plurality of box body 8 that are used for sealed storage marine battery 13 in the box 1, box body 1 is articulated to one side towards box body 8 open side has the fretwork back shroud 2 that is used for ventilating and laminating box body 8 open side, connect through a plurality of connecting axle 9 clearance between two adjacent box body 8 and the box body 1, box 1 side intercommunication has air-supply line 12, be equipped with the fan 18 to the interior air supply of box 1 in the air-supply line 12, and box 1 inner wall rotates there is the aviation baffle 4 with the wind direction box 8 direction, be provided with the drive mechanism who connects fan 18 and aviation baffle 4 in the air-supply line 12, and drive mechanism changes the circular motion of fan 18 into the reciprocal swing motion of aviation baffle 4, drive mechanism is including setting up the speed reducer 22 in air-supply line 12, the input shaft of speed reducer 22 is connected with the flabellum axle terminal surface of fan 18, and the output shaft of speed reducer 22 is fixed with eccentric plate 23, the U type 21 is installed to U type 14 on the relative connecting seat of rotation 21 relative rotation seat of U type connection seat on the U type 14 is installed to the one side of eccentric plate 23.
The effect achieved by this embodiment is: the surfaces of the box body 1 and the box body 8 are made of metal materials and are coated with rust-proof paint, so that the heat can be conducted, the corrosion of the surfaces due to water vapor can be prevented, a plurality of box bodies 8 are arranged in the box body 1 in a stacking manner, when the back cover plate 2 is closed, the tightness of the box body 8 is ensured, the marine storage battery 13 is stored in the box body 8 in a sealing manner, the marine storage battery 13 can be prevented from being contacted with the water vapor in the air, the positive and negative ends of the marine storage battery 13 are further ensured not to be corroded, in actual use, the marine storage battery 13 is matched with an inverter for use, a gap is formed between the box body 8 and the inner side wall of the box body 1 and between the box body 8 and the box body 8, wind enters from the air inlet pipe 12 in the heat dissipation process, and the air flow is directly blown to the box body 8 through the effect of the air deflector 4, the temperature of the surface of the box body 8 is reduced, and the heat is blown out of the box body 1 from the rear cover plate 2, the arranged speed reducer 22 is a planetary speed reducer, and the speed reducer is similar to the principle that the fan 18 is used as a power source, the arranged eccentric plate 23 and the eccentric wheel are staggered, namely, the U-shaped mounting seat 14 and the output shaft of the speed reducer 22 are staggered, when the speed reducer 22 runs, the U-shaped mounting seat 14 revolves around the speed reducer 22, the connecting block 3 rotatably mounted in the U-shaped mounting seat 14 is simultaneously connected with the U-shaped connecting seat 21 on the air deflector 4, therefore, when the eccentric plate 23 rotates, the U-shaped mounting seat 14 is connected with the U-shaped connecting seat 21 for realizing corresponding rotation, and in the rotating process of the eccentric plate 23, the position of the U-shaped mounting seat 14 is continuously adjusted to drive one end of the connecting block 3 to do circular motion, and the other end is connected with the U-shaped connecting seat 21 for doing linear reciprocating motion, and simultaneously driving the U-shaped connecting seat 21 to correspondingly rotate, when the other end of the connecting block 3 does linear reciprocating motion, the air deflector 4 is rotationally connected with the box body 1, so that the air deflector 4 is driven to reciprocate, and the connecting block 3, the U-shaped connecting seat 21 and the U-shaped mounting seat 14 are driven to rotate relatively in the swinging process.
Example two
Referring to fig. 1-5, two vertical guide rails 16 are respectively arranged at the tops of opposite inner side walls of the box body 8, a baffle 15 attached to the top edge of the side surface of the marine storage battery 13 is fixed on the bottom surface of each of the two guide rails 16, a pressing block 11 which can be lifted up and down and attached to the side edge of the top surface of the marine storage battery 13 is sleeved on each of the guide rails 16, a long bolt 17 is arranged between each pressing block 11 and each of the two guide rails 16 in a penetrating manner, an L-shaped plate 18 is fixed on each pressing block 11, and a wire pressing rubber pad 19 attached to the top surface of the marine storage battery 13 is arranged in each L-shaped plate 18.
As a further optimization scheme of the invention, the embodiment of the invention achieves the following effects: the baffle 15 and the pressing block 11 are arranged to be in contact with the side face and the top face of the marine storage battery 13, so that the marine storage battery 13 can be fixed in position in the box body 8, when the ship is prevented from shaking, the marine storage battery 13 is a 12V24AH storage battery in the box body 8, the marine storage battery 13 is matched with a UPS power battery EPS inverter to be used, the pressing block 11 and the guide rail 16 are penetrated through by the long bolt 17, the relative position of the pressing block 11 and the guide rail 16 is ensured to be fixed, when the rear cover plate 2 is closed, the long bolt 17 is penetrated through the guide rail 16 and the pressing block 11 in a shaking process, two arc-shaped grooves are formed in the bottom face of the pressing rubber pad 19, so that wires for connecting the positive end and the negative end of the inverter are conveniently pressed, the positions of the wires are fixed by utilizing the torsion of the wires, and the positions of the wires and the positive end and the negative end of the inverter are fixed, so that the stability of connection is ensured.
Example III
Referring to fig. 1-5, a threading pipe 7 which is communicated with the inside of a box body 8 and is used for wires to pass through is arranged in the box body 1, a front cover plate 5 is hinged to one surface of the box body 1, which is opposite to an opening of the box body 8, a socket 6 which is inserted into a plug of a medium-speed machine is arranged on the front cover plate 5, one end of the threading pipe 7 is attached to the surface of the socket 6, the socket 6 is electrically connected with positive and negative ends of a plurality of marine storage batteries 13, each socket of the socket 6 is matched with a detachable waterproof cover 20 which is in threaded connection with the socket 6, the waterproof cover 20 is sleeved on the plug matched with the socket, an internal threaded ring 10 in threaded connection is sleeved on the waterproof cover 20, and the waterproof cover 20 consists of two transparent shells which are combined for use.
As a further optimization scheme of the invention, the embodiment of the invention achieves the following effects: the socket 6 is provided with a plurality of jacks, and extend on the socket 6 and have two strands of electric wires, two strands of electric wires are connected with the positive and negative poles on the marine storage battery 13 respectively, and a plurality of jacks on the socket 6 divide into two parts, a part of jacks are used for charging to the marine storage battery 13 through the socket 6, another part of jacks are used for connecting plugs on the medium speed machine, transmission of electricity to the medium speed machine, and the threading pipe 7 that sets up is convenient for accomodate the electric wire that is connected between socket 6 and the marine storage battery 13, and contact laminating through threading pipe 7 and socket 6 surface, guarantee the inside leakproofness of threading pipe 7, and then prevent steam entering threading pipe 7, the laminating face of two transparent shell bodies that constitute buckler 20 has sealed the pad, guarantee buckler 20 when pressing from both sides tight plug electric wire, and the stability of buckler 20 after the combination is convenient for be realized to the female screw thread ring 10 that sets up, through buckler 20 and socket 6's threaded connection, guarantee buckler 20 and socket 6's relative position is fixed, and guarantee external will not contact plug and socket 6 jack, realize protection.
The application method of the invention comprises the following steps: the back cover plate 2 is opened, the marine storage battery 13 is slidingly pushed into the box body 8, a plurality of wires extending out of the socket 6 penetrate through the threading pipe 7 and enter each box body 8, the front cover plate 5 is closed, the plurality of wires are respectively connected with the anode and the cathode of the inverter on the marine storage battery 13, then the pressing block 11 descends, the wires connected with the inverter are pressed through the wire pressing rubber pad 19 on the pressing block 11, then the back cover plate 2 is closed, in the ship operation process, external wet and cold air enters the box body 1 through the air inlet pipe 12 under the action of the fan 18, the continuous swing of the wind direction is realized under the reciprocating swing action of the air deflector 4, all the box bodies 8 are covered, and through gaps around the box bodies 8, finally, the hollow part of the back cover plate 2 is blown out, in the air flow process, the surface temperature of the box bodies 8 is driven to be reduced, the temperature in the box bodies 8 is reduced under the action of heat conduction, the temperature of the marine storage battery 13 which heats is further reduced, and the protection of the anode and the cathode of the marine storage battery 13 on the marine storage battery 13 is realized.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.

Claims (5)

1. A marine heavy medium speed machine UPS power control box which characterized in that: including installing UPS power control box (1) on a ship, be equipped with box (8) that are used for sealed storage marine battery (13) in box (1), box (1) are articulated to have fretwork back shroud (2) that are used for ventilating and laminating box (8) open side towards box (8) open side, pass through a plurality of connecting axle (9) gap connection between two adjacent box (8) and box (1), box (1) side intercommunication has air-supply line (12), be equipped with fan (18) to the interior air supply of box (1) in air-supply line (12), and box (1) inner wall rotation has aviation baffle (4) with wind direction box (8) direction, be provided with the drive mechanism who connects fan (18) and aviation baffle (4) in air-supply line (12), and drive mechanism changes the circular motion of fan (18) into the reciprocating motion of aviation baffle (4).
2. The marine heavy-duty medium speed machine UPS power control box of claim 1, wherein: the transmission mechanism comprises a speed reducer (22) arranged in the air inlet pipe (12), an input shaft of the speed reducer (22) is connected with the end face of a fan blade shaft of the fan (18), an eccentric plate (23) is fixed on an output shaft of the speed reducer (22), a U-shaped mounting seat (14) is rotated on one surface of the eccentric plate (23) back to the speed reducer (22), a connecting block (3) is rotated on the relative inner wall of the U-shaped mounting seat (14), and a U-shaped connecting seat (21) which is sleeved with the connecting block (3) and rotates relative to the air deflector (4) is rotated.
3. The marine heavy-duty medium speed machine UPS power control box of claim 1, wherein: two vertical guide rails (16) are arranged at the tops of the opposite inner side walls of the box body (8), a baffle plate (15) attached to the top edge of the side face of the marine storage battery (13) is fixed on the bottom surface of the two guide rails (16), the guide rails (16) are sleeved with pressing blocks (11) which are lifted up and down and are attached to the side edges of the top surface of the marine storage battery (13), long bolts (17) penetrate through the pressing blocks (11) and the two guide rails (16), and pressing rubber pads (19) attached to the top surface of the marine storage battery (13) are arranged on the pressing blocks (11).
4. The marine heavy-duty medium speed machine UPS power control box of claim 1, wherein: be equipped with in box (1) with box (8) inside intercommunication and be used for threading pipe (7) that the electric wire passed, and box (1) are articulated to have preceding apron (5) dorsad box (8) opening one side, be provided with socket (6) with the medium speed machine plug grafting on preceding apron (5), the one end and the surface laminating of socket (6) of threading pipe (7), positive and negative extreme electric connection of socket (6) and a plurality of marine battery (13).
5. The marine heavy-duty medium speed machine UPS power control box of claim 4, wherein: each socket of the socket (6) is matched with a detachable waterproof cover (20) in threaded connection with the socket (6), the waterproof cover (20) is sleeved on a plug matched with the socket, an internal threaded ring (10) in threaded connection is sleeved on the waterproof cover (20), and the waterproof cover (20) is composed of two transparent shells which are used in a combined mode.
CN202310114107.8A 2023-02-02 2023-02-02 Marine heavy medium-speed machine UPS power supply control box Pending CN116260062A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310114107.8A CN116260062A (en) 2023-02-02 2023-02-02 Marine heavy medium-speed machine UPS power supply control box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310114107.8A CN116260062A (en) 2023-02-02 2023-02-02 Marine heavy medium-speed machine UPS power supply control box

Publications (1)

Publication Number Publication Date
CN116260062A true CN116260062A (en) 2023-06-13

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CN202310114107.8A Pending CN116260062A (en) 2023-02-02 2023-02-02 Marine heavy medium-speed machine UPS power supply control box

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116937937A (en) * 2023-09-18 2023-10-24 广东电网有限责任公司东莞供电局 Photovoltaic power station inverter cluster regulation and control method and device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116937937A (en) * 2023-09-18 2023-10-24 广东电网有限责任公司东莞供电局 Photovoltaic power station inverter cluster regulation and control method and device
CN116937937B (en) * 2023-09-18 2024-01-09 广东电网有限责任公司东莞供电局 Photovoltaic power station inverter cluster regulation and control method and device

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