CN211700497U

CN211700497U - Wind-solar complementary lithium battery micro-grid energy storage device

Info

Publication number: CN211700497U
Application number: CN202020577247.0U
Authority: CN
Inventors: 伍尚任
Original assignee: Guangzhou Sunning Wind Power Generator Co ltd
Current assignee: Guangzhou Sunning Wind Power Generator Co ltd
Priority date: 2020-04-17
Filing date: 2020-04-17
Publication date: 2020-10-16
Anticipated expiration: 2030-04-17

Abstract

The utility model discloses a wind-solar complementary lithium-ion micro-grid energy storage device, which comprises a box door structure, a cooling structure and a box body structure, wherein the box door structure is rotationally connected with the box body structure, the cooling structure is fixedly connected with the box body structure, the box door structure comprises a box door, a telescopic rod and a reversing motor, the box door is fixedly connected with the telescopic rod, the reversing motor is fixedly connected with the lower end of the telescopic rod, on the basis of the prior art, the heat dissipation structure of an energy storage component is improved, the box door structure is additionally arranged, the box door can be opened under the action of the telescopic rod, so that the air in the energy storage component can be rapidly circulated, the purposes of heat dissipation and temperature reduction are achieved, the reversing motor enables the telescopic rod to realize the telescopic function, the cooling structure enables the interior of the energy storage component to be cooled through heat exchange, therefore, the purpose of reducing the internal temperature of the wind-solar complementary lithium-electricity micro-grid energy storage device is achieved through multiple functions.

Description

Wind-solar complementary lithium battery micro-grid energy storage device

Technical Field

The utility model relates to an energy storage component technical field especially relates to a complementary lithium electricity microgrid energy memory of scene.

Background

The micro-grid is a small power generation and distribution system which is composed of a distributed power supply, an energy storage assembly, an energy conversion device, a load, a monitoring and protecting device and the like. The micro-grid aims to realize flexible and efficient application of distributed power supplies and solve the problem of grid connection of the distributed power supplies with large quantity and various forms. The development and extension of the micro-grid can fully promote the large-scale access of distributed power sources and renewable energy sources, realize the high-reliability supply of various energy source types of loads, and is an effective mode for realizing an active power distribution network, so that the traditional power grid is transited to a smart power grid.

At present, because the storage energy storage assembly for the photovoltaic and wind energy microgrid needs to store huge electric energy, a large storage energy storage assembly at a storage place needs to be used, a high-density lithium battery pack is adopted, and a BMS management system with a built-in heating module is used, so that a wide range is increased for the application in the market outdoor scene, but most of the large storage energy storage assemblies used at present are box-type, the storage energy storage assembly and the box are connected into a whole by installing the storage energy storage assembly in the box, the storage energy storage assembly in the box is used for a long time, a lot of heat can be emitted by the device, so that long-time accumulation is carried out, the temperature in the box is overhigh, when the temperature reaches a certain height, the storage energy storage assembly in the box is damaged, so that maintenance personnel need to maintain, and the efficiency of the storage energy storage assembly for storing electric energy is reduced, thus, an electric storage and energy storage assembly for a microgrid with efficient cooling and heat dissipation functions is needed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve current microgrid energy storage component and lack effective radiating problem, provide a complementary lithium electricity microgrid energy memory of scene.

The utility model provides a complementary lithium electricity microgrid energy memory of scene, includes chamber door structure, cooling structure and box structure, the chamber door structure with the box structure rotates to be connected, just the chamber door structure set up in the front side of box structure, the cooling structure with box structure fixed connection, and set up in the inside of box structure, the chamber door structure includes chamber door, telescopic link and the motor of falling in the same direction as, the chamber door with telescopic link fixed connection, and set up in the upper end of telescopic link, fall in the same direction as the motor with the lower extreme fixed connection of telescopic link, and fixed set up in the inside of box structure.

Wherein, the telescopic link includes a threaded rod and a barrel, the threaded rod with a terminal threaded connection of a barrel, just the threaded rod set up in the inside of a barrel, the other end of a barrel then with chamber door fixed connection, the outside of threaded rod has the external screw thread, the inside of a barrel has the internal thread, just the external screw thread with internal thread intermeshing.

The box structure comprises a temperature sensor, an energy storage assembly and a case body, the temperature sensor is fixedly arranged in the case body and is respectively electrically connected with the case door structure and the cooling structure, the energy storage assembly is fixedly arranged in the box structure, and the case body is of a square box structure.

The chassis body is provided with at least ten ventilation holes, and the ventilation holes are arranged on the left side of the chassis body.

The cooling structure comprises an exhaust assembly and a liquid cooling assembly, the exhaust assembly penetrates through the case body, and the liquid cooling assembly is fixedly arranged on the peripheral side of the energy storage assembly.

The exhaust assembly comprises an exhaust fan and a single-phase motor, the exhaust fan is electrically connected with the single-phase motor, the exhaust fan penetrates through the case body and is fixedly arranged on the right side of the case body, and the single-phase motor is fixedly arranged on the inner side of the case body.

Wherein, the liquid cooling subassembly includes snakelike liquid cooling pipe and circulating pump, snakelike liquid cooling pipe is fixed to be set up in the surface of energy storage subassembly, the circulating pump then UNICOM snakelike liquid cooling pipe to fixed set up in the inboard of box structure.

The utility model has the advantages that: on prior art's basis, improved energy storage component's heat radiation structure, add the chamber door structure lets the chamber door can open under the effect of telescopic link to realize the inside quick circulation of air of energy storage component, reach the purpose of heat dissipation cooling, and the motor that reverses in the same direction then lets the telescopic link realizes flexible function, cooling structure then lets energy storage component inside cool down through the heat exchange, thereby realizes the purpose that reduces the inside temperature of energy storage component through many-sided effect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is the utility model discloses structural schematic is surveyed to wind-solar hybrid lithium electricity microgrid energy memory's no chamber door's axle.

Fig. 2 is the utility model discloses complementary lithium electricity microgrid energy memory's of scene axle survey structural schematic.

Fig. 3 is the utility model discloses complementary lithium electricity microgrid energy memory's of scene does not have the structure schematic diagram of looking at of chamber door.

Fig. 4 is the utility model discloses complementary lithium electricity microgrid energy memory's of scene telescopic link and the schematic cross-sectional structure schematic diagram of direction of the motor.

Fig. 5 is a schematic circuit structure diagram of the wind-solar complementary lithium-ion power micro-grid energy storage device in the power grid.

10-box door structure, 20-cooling structure, 30-box body structure, 11-box door, 12-telescopic rod, 13-reversing motor, 21-exhaust component, 22-liquid cooling component, 31-temperature sensor, 32-energy storage component, 33-box body, 121-threaded rod, 122-rod barrel, 123-external thread, 124-internal thread, 211-exhaust fan, 212-single-phase motor, 221-snake-shaped liquid cooling pipe, 222-circulating pump and 331-ventilating hole.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 to 4, the present invention provides a technical solution:

the utility model provides a complementary lithium electricity microgrid energy memory of scene, includes chamber door structure 10, cooling structure 20 and box structure 30, chamber door structure 10 with box structure 30 rotates to be connected, just chamber door structure 10 set up in the front side of box structure 30, cooling structure 20 with box structure 30 fixed connection, and set up in the inside of box structure 30, chamber door structure 10 includes chamber door 11, telescopic link 12 and the motor 13 of falling in the same direction as, chamber door 11 with telescopic link 12 fixed connection, and set up in the upper end of telescopic link 12, fall in the same direction as motor 13 with the lower extreme fixed connection of telescopic link 12, and fixed set up in the inside of box structure 30.

In this embodiment, there is the switch in the same direction as the other direction as.

Further, the telescopic rod 12 includes a threaded rod 121 and a rod barrel 122, the threaded rod 121 is in threaded connection with one end of the rod barrel 122, the threaded rod 121 is disposed inside the rod barrel 122, the other end of the rod barrel 122 is fixedly connected to the door 11, an external thread 123 is disposed outside the threaded rod 121, an internal thread 124 is disposed inside the rod barrel 122, and the external thread 123 and the internal thread 124 are engaged with each other.

In this embodiment, the internal thread 124 and the external thread 123 are engaged with each other, so that the threaded rod 121 rotates to achieve the telescopic function of the telescopic rod 12, the rod cylinder 122 is fixedly connected to the box door 11, the reversing motor 13 is also fixed to the box structure 30, and the minimum length of the telescopic rod 12 is also the same as the width of the case body 33, so that the telescopic rod 12 extends and contracts, that is, the opening and closing of the box door 11 can be controlled, that is, the air inside the energy storage assembly 32 can be rapidly circulated.

Further, the box structure 30 includes a temperature sensor 31, an energy storage assembly 32 and a case body 33, the temperature sensor 31 is fixedly disposed inside the case body 33 and electrically connected to the door structure 10 and the cooling structure 20, the energy storage assembly 32 is fixedly disposed inside the box structure 30, and the case body 33 is a square box structure 30.

In this embodiment, the temperature sensor 31 monitors the temperature inside the energy storage assembly 32, when the temperature is high, the temperature sensor 31 controls the cooling structure 20 and the door structure 10 to start cooling, the energy storage assembly 32 is used for storing energy, the case body 33 is used for providing the door structure 10 and a working platform for the cooling structure 20 to work, and meanwhile, the outside can be prevented from causing unnecessary damage to the energy storage assembly 32.

Further, the cabinet body 33 further has ventilation holes 331, the ventilation holes 331 are disposed on the left side of the cabinet body 33, and the number of the ventilation holes 331 is at least ten.

In the present embodiment, the ventilation holes 331 are used to effectively ventilate and discharge heat when the temperature of the energy storage assembly 32 reaches the warning line, and the reason why the number of the ventilation holes 331 is at least ten is to increase the ventilation amount and achieve better use effect.

Further, the cooling structure 20 includes an exhaust assembly 21 and a liquid cooling assembly 22, the exhaust assembly 21 penetrates the case body 33, and the liquid cooling assembly 22 is fixedly disposed on the peripheral side of the energy storage assembly 32.

In this embodiment, when the temperature of the energy storage assembly 32 is too high, the exhaust assembly 21 and the liquid cooling assembly 22 reduce the temperature inside the energy storage assembly 32 by heat exchange, so that the energy storage assembly 32 can operate normally.

Further, the exhaust assembly 21 includes an exhaust fan 211 and a single-phase motor 212, the exhaust fan 211 is electrically connected to the single-phase motor 212, the exhaust fan 211 penetrates through the chassis body 33 and is fixedly disposed on the right side of the chassis body 33, and the single-phase motor 212 is fixedly disposed on the inner side of the chassis body 33.

In this embodiment, the exhaust fan 211 penetrates the cabinet body 33, so as to effectively exhaust air with a higher temperature inside the energy storage assembly 32 to the outside when the exhaust fan 211 rotates, and supplement air with a lower temperature inside the energy storage assembly 32 through the exhaust hole and the door structure 10, thereby achieving the purpose of reducing the temperature of the energy storage assembly 32, and the single-phase motor 212 controls the rotation of the exhaust fan 211, and the single-phase motor 212 starts to control the rotation of the exhaust fan 211 after receiving the over-temperature signal from the temperature sensor 31.

Further, liquid cooling subassembly 22 includes snakelike liquid cooling pipe 221 and circulating pump 222, snakelike liquid cooling pipe 221 is fixed to be set up in energy storage component 32's surface, circulating pump 222 then UNICOM snakelike liquid cooling pipe 221 to fixed set up in the inboard of box structure 30.

In this embodiment, the serpentine liquid-cooling pipe 221 further has a liquid inlet and a liquid outlet, the circulating pump 222 further has a water outlet and a water inlet, the serpentine liquid-cooling pipe 221 is filled with cooling liquid, the cooling liquid absorbs heat emitted by the energy storage assembly 32, and the cooling liquid enters the water inlet of the circulating pump 222 through the liquid outlet of the serpentine liquid-cooling pipe 221, and after the heat is emitted in the circulating pump 222, the cooling liquid enters the liquid inlet of the serpentine liquid-cooling pipe 221 through the water outlet of the circulating pump 222, and the heat absorption cycle is performed again along the route of the serpentine liquid-cooling pipe 221, so as to achieve the purpose of reducing the temperature of the energy storage assembly 32.

Referring to fig. 5, the wind-solar complementary lithium-ion microgrid energy storage device is electrically connected with the inverter in the power grid, the inverter is electrically connected with the switchboard, the power meter and the standby power respectively, the inverter can convert direct current in the wind-solar complementary lithium-ion microgrid energy storage device into alternating current, the switchboard is convenient to overhaul when a circuit fails, the power meter is used for detecting electric power in the circuit, the monitor monitors the power meter, and the standby power is used as supplement of the wind-solar complementary lithium-ion microgrid energy storage device, so that the stability of the whole circuit is improved.

The utility model discloses improved energy storage component 32's heat radiation structure on prior art's basis, add chamber door structure 10 lets chamber door 11 can open under the effect of telescopic link 12 to realize the inside quick circulation of air of energy storage component 32, reach the purpose of heat dissipation cooling, and it then lets to fall in the same direction as motor 13 telescopic link 12 realizes flexible function, cooling structure 20 then passes through the heat exchange, lets the inside cooling of energy storage component 32, thereby realizes the purpose that reduces the inside temperature of energy storage component 32 through many-sided combined action.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a complementary lithium electricity microgrid energy memory of scene, its characterized in that, includes chamber door structure, cooling structure and box structure, the chamber door structure with the box structure rotates to be connected, just the chamber door structure set up in the front side of box structure, the cooling structure with box structure fixed connection, and set up in the inside of box structure, the chamber door structure includes chamber door, telescopic link and the motor of falling in the same direction as, the chamber door with telescopic link fixed connection, and set up in the upper end of telescopic link, fall in the same direction as the motor with the lower extreme fixed connection of telescopic link, and fixed set up in the inside of box structure.

2. The wind-solar-complementary lithium-ion power microgrid energy storage device of claim 1, wherein the telescopic rod comprises a threaded rod and a rod barrel, the threaded rod is in threaded connection with one end of the rod barrel, the threaded rod is arranged in the rod barrel, the other end of the rod barrel is fixedly connected with the box door, an external thread is arranged on the outside of the threaded rod, an internal thread is arranged in the rod barrel, and the external thread and the internal thread are meshed with each other.

3. The wind-solar-complementary lithium-ion power microgrid energy storage device of claim 1, wherein the box structure comprises a temperature sensor, an energy storage assembly and a case body, the temperature sensor is fixedly arranged inside the case body and is electrically connected with the case door structure and the cooling structure respectively, the energy storage assembly is fixedly arranged inside the box structure, and the case body is a square box structure.

4. The wind-solar-complementary lithium-ion power microgrid energy storage device of claim 3, wherein the chassis body is further provided with ventilation holes, the ventilation holes are arranged on the left side of the chassis body, and the number of the ventilation holes is at least ten.

5. The wind-solar-complementary lithium-ion power microgrid energy storage device of claim 4, wherein the cooling structure comprises an exhaust assembly and a liquid cooling assembly, the exhaust assembly penetrates through the case body, and the liquid cooling assembly is fixedly arranged on the periphery of the energy storage assembly.

6. The wind-solar-complementary-lithium-electricity microgrid energy storage device of claim 5, wherein the exhaust assembly comprises an exhaust fan and a single-phase motor, the exhaust fan is electrically connected with the single-phase motor, the exhaust fan penetrates through the case body and is fixedly arranged on the right side of the case body, and the single-phase motor is fixedly arranged on the inner side of the case body.

7. The wind-solar-complementary lithium-ion power microgrid energy storage device of claim 6, wherein the liquid cooling assembly comprises a snake-shaped liquid cooling pipe and a circulating pump, the snake-shaped liquid cooling pipe is fixedly arranged on the outer surface of the energy storage assembly, and the circulating pump is communicated with the snake-shaped liquid cooling pipe and is fixedly arranged on the inner side of the box body structure.