CN216213685U

CN216213685U - Energy-storage air-cooling ventilating duct

Info

Publication number: CN216213685U
Application number: CN202122380073.6U
Authority: CN
Inventors: 王思远; 郁辰; 侯敏; 曹辉
Original assignee: Ruipu Energy Co Ltd; Shanghai Ruipu Energy Co Ltd
Current assignee: Shanghai Ruipuqing Innovative Energy Co Ltd; Rept Battero Energy Co Ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-04-05
Anticipated expiration: 2031-09-29

Abstract

The utility model provides an energy storage air-cooling ventilating duct which comprises a ventilating channel, wherein the ventilating channel is arranged on the side surface of a battery rack, a plurality of air inlet branch openings facing the battery rack are sequentially arranged at intervals along the length direction of the ventilating channel, the air inlet branch openings are opposite to battery packs placed on each layer of the battery rack, each air inlet branch opening is provided with an air volume adjusting mechanism, and the air volume of each air inlet branch opening can be adjusted through the air volume adjusting mechanism; the wind shield obliquely arranged in the utility model ensures that the wind pressure of each layer can not generate obvious wind difference because of the loss along the way from top to bottom, avoids the difference of battery heat dissipation caused by the difference of wind quantity of each layer, and has simple structure and convenient operation.

Description

Energy-storage air-cooling ventilating duct

Technical Field

The utility model relates to the technical field of heat dissipation of battery boxes, in particular to an energy storage air cooling ventilation pipeline.

Background

With the increasing attention on environmental protection in various places, the market of the energy storage system is getting bigger and bigger, and the requirements on the performance, safety and the like of the energy storage system are continuously improved.

Electric core can constantly produce the heat at the in-process of charge-discharge, if not in time dispel the heat, the temperature in the battery box can continuously rise, and this can produce very big influence to the life-span and the safe in utilization of electric core, and common cooling method has two kinds on the market at present:

the liquid cooling scheme carries out liquid cooling heat dissipation through the liquid cooling pipeline of arranging in every battery box. The cooling mode has a good effect, but the sealing problem of the pipeline needs to be considered in the design process, the occupied space of the water cooling machine is large, the overall cost of the scheme is high, and the requirements under all application scenes can not be met.

In the air cooling scheme, a fan is arranged on each battery box for heat dissipation. The fan is generally installed on the front side, but the temperature of the side surface is relatively high because the distance between the battery racks is small in order to save space. Some energy storage systems can set up perpendicular air pipe between battery frame and battery frame, but because wind blows from the in-process that blows down from the top has certain loss, leads to each layer battery heat-sinking capability different.

Patent document CN111416083A discloses a lithium ion battery rack with double pipelines, which includes a battery rack, a cooling tube, an exhaust tube and a battery box, wherein the battery rack includes four mounting columns, the top ends of the four mounting columns are mounted with a top plate, the bottom ends of the four mounting columns are mounted with a bottom plate, a plurality of partition plates are mounted between the four mounting columns, the cooling tube includes an air supply tube and an air inlet tube, the air supply tube is communicated with the air inlet tube, the air supply tube is provided with a plurality of air outlets, a first fan is mounted at the junction of the air supply tube and the air inlet tube, the exhaust tube includes a main tube and a plurality of branch tubes, the bottom side of the exhaust tube is an air inlet, the top side of the exhaust tube is an air outlet, the battery box includes a box body, the box body is provided with an air outlet tube, a one-way valve is mounted in the air outlet tube, the bottom side of the box body is mounted with radiating fins, the air outlet tube is connected with the corresponding branch tubes, however, the design often causes different heat dissipation capacities of the batteries in each layer due to air volume loss.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide an energy storage air-cooled ventilating duct.

The energy storage air-cooling ventilating duct comprises a ventilating channel, wherein the ventilating channel is arranged on the side surface of a battery rack;

the ventilation channel is sequentially provided with a plurality of air inlet openings facing the battery rack at intervals along the length direction, and the air inlet openings are opposite to the battery packs placed on each layer of the battery rack;

each air inlet branch is provided with a respective air volume adjusting mechanism, and the air volume of the air inlet branch can be adjusted through the air volume adjusting mechanism;

the air quantity adjusting mechanism is installed inside the ventilation channel.

Preferably, the ventilation channel comprises a ventilation bottom plate, and the air quantity adjusting mechanism comprises an air deflector and an air guide supporting plate;

the air deflector is rotatably installed on the ventilation bottom plate, the inclination angle of the air deflector and the ventilation bottom plate is adjusted and then the air deflector and the ventilation bottom plate are supported and fixed through the air guide supporting plate, wherein the air deflector and the ventilation bottom plate form an inclined space, and the opening of the inclined space faces to the main air inlet of the ventilation channel.

Preferably, when the inclination angle is 0 °, the air inlet branch opening is blocked by the air deflector.

Preferably, the end of the air deflector is hinged to the ventilation bottom plate through a first rotating shaft, one end of the air guide supporting plate is hinged to the air deflector through a second rotating shaft, the ventilation bottom plate is provided with a first tooth-shaped structure, and the inclination angle of the air deflector can be adjusted by selecting the clamping position of the other end of the air guide supporting plate on the first tooth-shaped structure.

Preferably, the end part of the air deflector is hinged on the ventilation bottom plate through a first rotating shaft, and one end of the air guide supporting plate is hinged on the ventilation bottom plate through a second rotating shaft;

the air deflector is provided with a second toothed structure, and the inclination angle of the air deflector can be adjusted by selecting the clamping position of the other end of the air guide supporting plate on the second toothed structure.

Preferably, the ventilation channel further comprises a wind shield and two side plates, and the ventilation bottom plate, one side plate, the wind shield and the other side plate are sequentially connected to form the ventilation channel.

Preferably, the two side plates are arranged in parallel, and the wind shield and the ventilation bottom plate are inclined relatively, so that the ventilation channel is in a structure with a large air inlet at the top end and a small air inlet at the bottom end.

Preferably, two sides of each battery rack are respectively provided with a ventilation channel, and two adjacent battery racks are detachably connected through a cross beam.

Preferably, the ventilation channel is detachably fixed on the battery rack; and/or detachably fixed to the cross beam.

Preferably, the air deflector and the air deflector support plate are both rectangular plate-shaped structures.

Compared with the prior art, the utility model has the following beneficial effects:

1. the wind shields arranged obliquely in the utility model can prevent the wind pressure of each layer from generating obvious wind quantity difference due to the loss from top to bottom along the way, avoid the difference of the heat dissipation capacity of each layer of battery, and have simple structure and convenient operation.

2. The air deflector with the adjustable opening angle can further adjust the air intake of each layer, so that the heat dissipation capability of each layer can be ensured to be the same under different use environments, and the environmental temperature of each layer of battery can be ensured to be the same.

3. The ventilating duct and the battery racks are independently corresponding, and compared with the mode that one ventilating duct is clamped between two battery racks, the arrangement of the battery racks is not limited, the number of the battery racks can be flexibly arranged to be odd or even, and the structure is more flexible.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural view of the battery rack of the present invention with ventilation channels on both sides;

FIG. 2 is a schematic view of the structure of the ventilation passage of the present invention;

FIG. 3 is a schematic view of the structure of the ventilation channel of the present invention, wherein the wind deflector is not shown;

FIG. 4 is a schematic perspective view of a stroke volume adjusting mechanism according to embodiment 1;

FIG. 5 is a schematic side view showing a stroke volume adjusting mechanism in accordance with example 1;

FIG. 6 is a schematic perspective view of a stroke volume adjusting mechanism according to embodiment 2;

FIG. 7 is a schematic side view showing a stroke volume adjusting mechanism in accordance with embodiment 2;

fig. 8 is a schematic structural view of two adjacent battery racks when connected.

The figures show that:

battery rack 1 ventilating bottom plate 21

General air inlet 22 of ventilation channel 2

First tooth-shaped structure 111 of cross beam 3

Bolt 4 second tooth structure 112

First rotating shaft 131 of battery pack 5

Second rotating shaft 141 of side plate 11

Air inlet branch 211 of wind shield 12

Air deflector 13

Air guide support plate 14

Detailed Description

The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the utility model, but are not intended to limit the utility model in any way. It should be noted that it would be obvious to those skilled in the art that various changes and modifications can be made without departing from the spirit of the utility model. All falling within the scope of the present invention.

Example 1:

the utility model provides an energy storage air-cooling ventilating duct, as shown in fig. 1 and 3, which comprises a ventilating channel 2, wherein the ventilating channel 2 is arranged on the side surface of a battery frame 1, the ventilating channel 2 is preferably fixed on the battery frame 1 in a detachable mode, the ventilating channel 2 is sequentially provided with a plurality of air inlet branch openings 211 facing the battery frame 1 at intervals along the length direction, the air inlet branch openings 211 are opposite to battery packs 5 arranged on each layer of the battery frame 1, each battery pack 5 is cooled by air through the air inlet branch openings 211, each air inlet branch opening 211 is provided with a respective air volume adjusting mechanism, the air inlet volume of each air inlet branch opening 211 can be adjusted by the air volume adjusting mechanism, the aim of achieving the same air volume of the battery packs 5 on each layer to achieve cooling is achieved, and the air volume adjusting mechanisms are arranged in the ventilating channel 2.

The ventilation channel 2 includes a ventilation bottom plate 21, in this embodiment, the air volume adjusting mechanism includes an air deflector 13 and an air guide support plate 14, the air deflector 13 is rotatably installed on the ventilation bottom plate 21, and an inclination angle between the air deflector 13 and the ventilation bottom plate 21 is adjusted and then is supported and fixed by the air guide support plate 14, wherein an opening of an inclined space formed by the air deflector 13 and the ventilation bottom plate 21 faces a main air inlet 22 of the ventilation channel 2, wherein when the inclination angle is 0 °, the air inlet branch opening 211 is blocked by the air deflector 13, and when the inclination angle is greater than 0 °, air entering the ventilation channel 2 can reach the battery pack 5 to be cooled through the air inlet branch opening 211, so as to achieve cooling of the battery pack 5.

Specifically, the ventilation channel 2 further includes a wind deflector 12 and two side plates 11, and the ventilation bottom plate 21, one side plate 11, the wind deflector 12, and the other side plate 11 are sequentially connected to form the ventilation channel 2.

Example 2:

this embodiment is a preferred embodiment of embodiment 1.

In this embodiment, as shown in fig. 4 and 5, an end of the air deflector 13 is hinged to the ventilation bottom plate 21 through a first rotating shaft 131, one end of the air guide support plate 14 is hinged to the air deflector 13 through a second rotating shaft 141, the ventilation bottom plate 21 is provided with a first tooth-shaped structure 111, the first tooth-shaped structure 111 is provided with a plurality of first locking grooves arranged in parallel, the other end of the air guide support plate 14 can be locked in any one of the first locking grooves in a matching manner, and the inclination angle of the air deflector 13 can be adjusted by selecting the locking position of the other end of the air guide support plate 14 on the first tooth-shaped structure 111, so that the intake amount corresponding to the intake branch opening 211 of the air deflector 13 can be adjusted, and the air volume of each intake branch opening 211 can be adjusted.

In this embodiment, two curb plates 11 parallel arrangement on the ventilation duct 2, the deep bead 12 with ventilation bottom plate 21 relative slope and then make ventilation duct 2 be the structure that the top air intake is big, the bottom is little, as shown in fig. 2, ventilation duct 2 is the structure that diminishes gradually along the air inlet direction, accords with the designing requirement of air inlet air-out, and the practicality is strong.

As shown in fig. 8, two sides of each battery rack 1 are respectively provided with a ventilation channel 2, two adjacent battery racks 1 are detachably connected through a cross beam 3, and as shown in fig. 8, the cross beam 3 is connected with the battery racks 1 through bolts 4.

In this embodiment, the air guide plate 13 and the air guide support plate 14 are both rectangular plate-shaped structures.

One side of the ventilation channel 2 is detachably fixed on the battery rack 1, and the upper end and the lower end of the ventilation channel 2 are detachably fixed on the cross beam 3 through screws.

Example 3:

this embodiment is another preferable embodiment of embodiment 1.

In this embodiment, as shown in fig. 6 and 7, an end of the air guide plate 13 is hinged to the ventilation bottom plate 21 through a first rotating shaft 131, one end of the air guide support plate 14 is hinged to the ventilation bottom plate 21 through a second rotating shaft 141, the air guide plate 13 is provided with a second tooth-shaped structure 112, the second tooth-shaped structure 112 is provided with a plurality of second locking grooves arranged in parallel, the other end of the air guide support plate 14 can be matched and locked in any one of the second locking grooves, and the inclination angle of the air guide plate 13 can be adjusted by selecting the locking position of the other end of the air guide support plate 14 on the second tooth-shaped structure 112.

In the description of the present application, it is to be understood that the terms "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 only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.

The foregoing description of specific embodiments of the present invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by one skilled in the art within the scope of the appended claims without departing from the spirit of the utility model. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.

Claims

1. An energy storage air-cooling ventilation duct is characterized by comprising a ventilation channel (2), wherein the ventilation channel (2) is arranged on the side surface of a battery rack (1);

the ventilation channel (2) is sequentially provided with a plurality of air inlet branch openings (211) facing the battery rack (1) at intervals along the length direction, and the air inlet branch openings (211) are opposite to the battery packs (5) arranged on each layer of the battery rack (1);

each air inlet branch opening (211) is provided with a respective air volume adjusting mechanism, and the air inlet volume of the air inlet branch opening (211) can be adjusted through the air volume adjusting mechanism;

the air volume adjusting mechanism is arranged inside the ventilation channel (2).

2. The energy storage air-cooling ventilation duct according to claim 1, characterized in that the ventilation channel (2) comprises a ventilation bottom plate (21), and the air volume adjusting mechanism comprises an air deflector (13) and an air deflector support plate (14);

the air deflector (13) is rotatably mounted on a ventilation bottom plate (21), the inclination angle of the air deflector (13) and the ventilation bottom plate (21) is adjusted and then the air deflector is supported and fixed through an air deflector supporting plate (14), wherein the air deflector (13) and the ventilation bottom plate (21) form an inclined space, and the opening of the inclined space faces to a total air inlet (22) of the ventilation channel (2).

3. The energy storage air-cooling ventilation duct according to claim 2, characterized in that when the inclination angle is 0 °, the air inlet branch opening (211) is blocked by the air deflector (13).

4. The energy storage air-cooling ventilation duct of claim 2, characterized in that the end of the air deflector (13) is hinged to the ventilation bottom plate (21) through a first rotating shaft (131), one end of the air guide support plate (14) is hinged to the air deflector (13) through a second rotating shaft (141), the ventilation bottom plate (21) is provided with a first tooth-shaped structure (111), and the inclination angle of the air deflector (13) can be adjusted by selecting the locking position of the other end of the air guide support plate (14) on the first tooth-shaped structure (111).

5. The energy storage air-cooling ventilation duct of claim 2, characterized in that the end of the air deflector (13) is hinged on the ventilation bottom plate (21) through a first rotating shaft (131), and one end of the air guide support plate (14) is hinged on the ventilation bottom plate (21) through a second rotating shaft (141);

the air guide plate (13) is provided with a second toothed structure (112), and the inclination angle of the air guide plate (13) can be adjusted by selecting the clamping position of the other end of the air guide support plate (14) on the second toothed structure (112).

6. The energy-storage air-cooling ventilation duct according to claim 2, characterized in that the ventilation channel (2) further comprises a wind shield (12) and two side plates (11), and the ventilation bottom plate (21), one side plate (11), the wind shield (12) and the other side plate (11) are sequentially connected to form the ventilation channel (2).

7. The energy storage air-cooled ventilation duct according to claim 6, characterized in that the two side plates (11) are arranged in parallel, and the wind shield (12) and the ventilation bottom plate (21) are relatively inclined so as to enable the ventilation channel (2) to be in a structure with a large air inlet at the top end and a small air inlet at the bottom end.

8. The energy storage air-cooling ventilation duct according to claim 1, characterized in that ventilation channels (2) are respectively arranged on two sides of the battery racks (1), and two adjacent battery racks (1) are detachably connected through a cross beam (3).

9. The energy storage air-cooled ventilation duct according to claim 8, characterized in that the ventilation channel (2) is detachably fixed on the battery rack (1); and/or detachably fixed on the cross beam (3).

10. The energy storage air-cooling ventilation duct according to claim 4 or 5, characterized in that the air deflector (13) and the air guide support plate (14) are both rectangular plate-shaped structures.