CN218827453U

CN218827453U - Centralized water-cooling structure of battery energy storage

Info

Publication number: CN218827453U
Application number: CN202222882958.0U
Authority: CN
Inventors: 陈境林; 徐奕凯; 卢智敏; 陈晓璇
Original assignee: Guangdong Ant Golden Valley Energy Technology Co ltd
Current assignee: Guangdong Ant Golden Valley Energy Technology Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-04-07
Anticipated expiration: 2032-10-31

Abstract

The utility model discloses a centralized water-cooling structure of battery energy storage, the power distribution box comprises a box body, a plurality of cabinets of the inside fixedly connected with body of box is a plurality of the equal a plurality of cooling seats of fixedly connected with of the inner wall of the cabinet body, battery body has all been placed at the top of a plurality of cooling seats, and is a plurality of fixedly connected with outlet pipe and inlet tube are distinguished to the both sides outer wall of the cabinet body, and the outlet pipe is linked together with the play water end of adjacent cooling seat, and the inlet tube is linked together with the end of intaking of adjacent cooling seat, fixed pipe is gone up to one side inner wall fixedly connected with of the cabinet body two, and goes up fixed pipe and link up with adjacent outlet pipe is fixed. The utility model discloses in, through radiator, water pump, the last fixed pipe that sets up, down fixed pipe, cooling seat, outlet pipe, inlet tube, back flow and conveyer pipe, replace original forced air cooling mode, adopt unit formula water-cooling mode to cool off the battery, ensure that the battery cooling is even, avoid the temperature between each battery great difference to appear.

Description

Centralized water-cooling structure of battery energy storage

Technical Field

The utility model relates to a battery energy storage technical field especially relates to a centralized water-cooling structure of battery energy storage.

Background

The battery energy storage is used as an important mode of electric energy storage, has the advantages that power and energy can be flexibly configured according to different application requirements, the response speed is high, the battery energy storage is not limited by external conditions such as geographic resources and the like, and the battery energy storage is suitable for large-scale application, mass production and the like, so that the battery energy storage has an irreplaceable status in the aspects of matching with concentrated/distributed new energy grid connection, power grid operation assistance and the like;

at present, the battery energy storage container is basically composed of an air conditioning unit, a fan, an air duct and the like, and the system is simple in structure, safe, reliable and low in economic cost, so that the battery energy storage container is widely applied. However, in practical use, there is a certain defect that the air inlet starting point of the secondary air duct is located at different length positions of the main air duct, and when the pipeline is too long, the flow difference at different length positions is large, so that the air volume entering the secondary air duct is not uniform. Similarly, due to the difference of the flow rate at the position of the opening in the secondary air duct, the air output quantity of the air supply hole is unbalanced, so that batteries in the container are cooled unevenly, and the temperature of each battery is greatly different.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a centralized water cooling structure for battery energy storage.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a centralized water-cooling structure of battery energy storage, includes the box, a plurality of cabinets of the inside fixedly connected with of box, it is a plurality of the equal fixedly connected with cooling seat of inner wall of the cabinet body, battery body has all been placed at the top of a plurality of cooling seat, and is a plurality of the both sides outer wall difference fixedly connected with outlet pipe and the inlet tube of the cabinet body, and the outlet pipe is linked together with the play water end of adjacent cooling seat, and the inlet tube is linked together with the end of intaking of adjacent cooling seat, fixed pipe on two of one side inner wall fixedly connected with of the cabinet body, and go up fixed pipe and adjacent outlet pipe fixed link up, fixed pipe is fixed to link up with adjacent inlet tube down, the surface one side fixedly connected with of box two back flows that are linked together with last fixed pipe, two the end of back flow all is fixed to be link up with the water pump, two refrigeration subassembly is installed jointly between the play water end of water pump and the box, two refrigeration subassembly is fixed jointly with between the adjacent water pump respectively and is link up two the outlet end of refrigeration subassembly is fixed with adjacent down fixed with to be fixed with link up jointly.

Furthermore, two refrigeration subassembly all includes the frame, and fixed connection between frame and box and the adjacent water pump, the inside fixedly connected with radiator of frame, the end of intaking of radiator and the play water end of adjacent water pump are fixed jointly to be link up and have the right angle pipe, are convenient for cool off coolant.

Furthermore, the fan is fixedly connected to the inner portion of the outer frame, and accordingly air circulation speed is increased.

Further, two drive assembly all includes two band pulleys, and fixed connection between band pulley and the input shaft of adjacent water pump input shaft and adjacent fan, two the common cover is equipped with the belt between the band pulley, is convenient for synchronous drive fan and water pump operation.

Furthermore, a motor is fixedly connected to one side of the outer surface of the box body, a first bevel gear is fixedly connected to a driving shaft of the motor, a second bevel gear is meshed and connected to one side of the outer surface of the first bevel gear, the second bevel gear is fixedly connected with an adjacent belt wheel, and the motor drives the first bevel gear to rotate so as to drive the second bevel gear to rotate.

Furthermore, a plurality of S-shaped flow channels are formed in the cooling seats, so that the cooling medium can flow in the cooling seats.

Furthermore, it is a plurality of install heat conduction silicone grease jointly between cooling seat and the adjacent battery body, heat conduction silicone grease has the high thermal conductivity, splendid heat conductivity, and good electrical insulation is favorable to the thermal conduction of battery body.

The utility model has the advantages that:

1. when the utility model is used, the battery energy storage centralized water cooling structure replaces the original air cooling mode by the arranged radiator, the water pump, the upper fixed pipe, the lower fixed pipe, the cooling seat, the water outlet pipe, the water inlet pipe, the backflow pipe and the conveying pipe, and adopts the unit type water cooling mode to cool the batteries, thereby ensuring the uniform cooling of the batteries and avoiding the large difference of the temperature among the batteries;

2. the utility model discloses when using, this centralized water-cooling structure of battery energy storage, through the drive assembly who sets up, drive radiator and water pump operation simultaneously reduce the signal and use the energy consumption.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is a cross-sectional view of the outer frame of the present invention.

Illustration of the drawings:

1. a box body; 2. a return pipe; 3. a water pump; 4. an outer frame; 5. a heat sink; 6. a delivery pipe; 7. a cabinet body; 8. a battery body; 9. an upper fixed tube; 10. a cooling seat; 11. a lower fixed tube; 12. a water inlet pipe; 13. a water outlet pipe; 14. heat-conducting silicone grease; 15. a fan; 16. a motor; 17. a first bevel gear; 18. a second bevel gear; 19. a belt; 20. a pulley; 21. a right-angle tube.

Detailed Description

Fig. 1 to fig. 3 show, relate to a centralized water-cooling structure of battery energy storage, the power distribution box comprises a box body 1, a plurality of cabinets 7 of the inside fixedly connected with of box 1, a plurality of cooling seats 10 of the equal fixedly connected with of inner wall of a plurality of cabinets 7, battery body 8 has all been placed at the top of a plurality of cooling seats 10, the both sides outer wall of a plurality of cabinets 7 is fixedly connected with outlet pipe 13 and inlet tube 12 respectively, and outlet pipe 13 is linked together with the delivery end of adjacent cooling seat 10, and inlet tube 12 is linked together with the end of intaking of adjacent cooling seat 10, fixed pipe 9 is gone up to one side inner wall fixedly connected with of cabinet 7 two, and go up fixed pipe 9 and adjacent outlet pipe 13 fixed link up, fixed pipe 11 under one side inner wall fixedly connected with of cabinet 7, and fixed pipe 11 and adjacent inlet pipe 12 are fixed to link up down, two back flows 2 that are linked together with last fixed pipe 9 of surface one side fixedly connected with of box 1, the end of two back flows 2 all is fixed and has been link up water pump 3, the assembly is all installed the refrigeration subassembly jointly between two outlet ends of two water pump 3 and box 1, install the refrigeration subassembly jointly with adjacent delivery pipe 6.

Fig. 1 and 3 show, two refrigeration subassemblies all include frame 4, and frame 4 and box 1 and adjacent water pump 3 between fixed connection, the inside fixedly connected with radiator 5 of frame 4, the end of intaking of radiator 5 is fixed jointly with the play water end of adjacent water pump 3 and is link up there is right angle pipe 21.

A fan 15 is fixedly connected to the inside of the outer frame 4.

As shown in fig. 2, S-shaped flow passages are formed inside each of the plurality of cooling blocks 10.

The plurality of cooling seats 10 and the adjacent battery body 8 are commonly provided with heat conductive silicone grease 14 therebetween.

As shown in fig. 3, each of the two driving assemblies includes two belt wheels 20, the belt wheels 20 are fixedly connected with the input shafts of the adjacent water pumps 3 and the adjacent fans 15, and a belt 19 is sleeved between the two belt wheels 20.

One side of the outer surface of the box body 1 is fixedly connected with a motor 16, a driving shaft of the motor 16 is fixedly connected with a first bevel gear 17, one side of the outer surface of the first bevel gear 17 is engaged and connected with a second bevel gear 18, and the second bevel gear 18 is fixedly connected with an adjacent belt wheel 20.

When the centralized water cooling structure for storing energy of the batteries is used, the motor 16 is started, the motor 16 drives the second bevel gear 18 to rotate through the first bevel gear 17, so that the adjacent belt wheel 20 is matched with the belt 19, so that the other belt wheel 20 is driven to rotate, the fan 15 and the water pump 3 are started simultaneously, the water pump 3 runs to drive the cooling medium to flow, the cooling medium enters the radiator 5 through the right-angle pipe 21, the cooling medium passing through the radiator 5 and the fan 15 are matched to refrigerate, then the cooling medium is conveyed to the lower fixing pipe 11 through the conveying pipe 6 and then conveyed to each cooling seat 10 through the water inlet pipe 12, the battery body 8 is refrigerated through the cooling seats 10, then the cooling medium enters the water outlet pipe 13, and finally flows back to the water pump 3 through the upper fixing pipe 9 and the return pipe 2, and the battery body 8 is cooled continuously by circulation.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a centralized water-cooling structure of battery energy storage, includes box (1), its characterized in that: a plurality of cabinet bodies (7) are fixedly connected inside the box body (1), a plurality of cooling seats (10) are fixedly connected on the inner walls of the cabinet bodies (7), battery bodies (8) are placed on the tops of the cooling seats (10), water outlet pipes (13) and water inlet pipes (12) are fixedly connected on the outer walls of the two sides of the cabinet bodies (7) respectively, and the water outlet pipe (13) is communicated with the water outlet end of the adjacent cooling seat (10), and the water inlet pipe (12) is communicated with the water inlet end of the adjacent cooling seat (10), the inner wall of one side of the cabinet body (7) is fixedly connected with two upper fixing pipes (9), and the upper fixed pipe (9) is fixedly communicated with the adjacent water outlet pipe (13), the inner wall of one side of the cabinet body (7) is fixedly connected with two lower fixing pipes (11), and the lower fixed pipe (11) is fixedly communicated with the adjacent water inlet pipe (12), the outer surface one side fixedly connected with of box (1) two back flow (2) that are linked together with last fixed pipe (9), two the end of back flow (2) all is fixed to be link up has water pump (3), two the play water outlet end of water pump (3) all installs refrigeration subassembly between with box (1) jointly, two refrigeration subassembly respectively with adjacent water pump (3) between install drive assembly jointly, two it has conveyer pipe (6) to link up to fix jointly between refrigeration subassembly's play water outlet end and adjacent lower fixed pipe (11).

2. The centralized water-cooling structure for battery energy storage according to claim 1, wherein: two the refrigeration subassembly all includes frame (4), and frame (4) and box (1) and adjacent water pump (3) between fixed connection, the inside fixedly connected with radiator (5) of frame (4), the end of intaking of radiator (5) is fixed jointly with the play water end of adjacent water pump (3) and is link up there is right angle pipe (21).

3. The centralized water-cooling structure for battery energy storage according to claim 2, wherein: the inside fixedly connected with fan (15) of frame (4).

4. The centralized water-cooling structure for battery energy storage according to claim 3, wherein: two drive assembly all includes two band pulleys (20), and fixed connection between band pulley (20) and adjacent water pump (3) input shaft and the input shaft of adjacent fan (15), two the common cover is equipped with belt (19) between band pulley (20).

5. The centralized water-cooling structure for battery energy storage according to claim 4, wherein: the motor (16) is fixedly connected to one side of the outer surface of the box body (1), a first bevel gear (17) is fixedly connected to a driving shaft of the motor (16), a second bevel gear (18) is connected to one side of the outer surface of the first bevel gear (17) in a meshed mode, and the second bevel gear (18) is fixedly connected with an adjacent belt wheel (20).

6. The centralized water-cooling structure for battery energy storage according to claim 1, wherein: s-shaped flow channels are formed in the cooling seats (10).

7. The centralized water-cooling structure for battery energy storage according to claim 1, wherein: and heat-conducting silicone grease (14) is arranged between the plurality of cooling seats (10) and the adjacent battery bodies (8) together.