CN215578790U

CN215578790U - Explosion-proof battery compartment of energy storage power station

Info

Publication number: CN215578790U
Application number: CN202121290483.5U
Authority: CN
Inventors: 李寰; 耿兴勇
Original assignee: Dezhou Power Plant of Huaneng International Power Co Ltd
Current assignee: Dezhou Power Plant of Huaneng International Power Co Ltd
Priority date: 2021-06-09
Filing date: 2021-06-09
Publication date: 2022-01-18
Anticipated expiration: 2031-06-09

Abstract

The utility model belongs to the field of power station equipment, and particularly discloses an explosion-proof battery compartment of an energy storage power station, which comprises an explosion-proof compartment and an explosion-proof assembly, wherein a supporting plate is arranged on the inner side of the explosion-proof compartment, the supporting plate is vertically arranged and divides an inner cavity of the explosion-proof compartment into two explosion-proof cavities, and a battery module is arranged in each explosion-proof cavity; the anti-combustion and anti-explosion component comprises a gas inlet pipe, a gas collecting pipe, an expansion airbag, an anti-combustion and anti-explosion bag and a puncture structure, wherein the gas collecting pipe is fixed on the top side in the anti-explosion chamber, and the gas inlet pipe is arranged on both sides of the bottom of the gas collecting pipe close to the support plate; the expansion air bags are provided with two groups and are respectively arranged on the top side in each explosion-proof bin cavity, the expansion air bags are communicated with the gas collecting pipe, and a puncture structure and an explosion-proof bag are arranged right below the expansion air bags. The utility model carries out flame-retardant cooling on the battery by arranging the flame-retardant and explosion-proof component so as to achieve the aim of inhibiting the ignition of the energy storage power station and improve the safety of the battery in the using process.

Description

Explosion-proof battery compartment of energy storage power station

Technical Field

The utility model relates to the field of power station equipment, in particular to an explosion-proof battery compartment of an energy storage power station.

Background

Due to the fact that new energy resources are rich and generally have the characteristic of being renewable, and can be continuously utilized by human beings, related industries are rapidly developed in recent years. However, the new energy power generation technologies such as wind energy and light energy are influenced by factors such as seasons, climate and environment, and the generated electricity has the characteristics of intermittence and instantaneity and cannot be directly incorporated into a power grid. The energy storage technology has the characteristics of peak clipping and valley filling, smooth load and improvement of the characteristics of a power grid, so that the defects of the new energy power generation technology are well overcome, and the energy storage technology is widely applied. In order to reduce the construction cost of the energy storage power station, most of batteries used by the battery compartment of the energy storage power station are retired batteries in the fields of electric automobiles and the like, and the echelon utilization of the batteries is realized. However, while the cost is reduced, the safety problem of the battery of the energy storage power station caused by the problems of inconsistent production batches, battery types, aging paths and the like cannot be ignored. Therefore, an explosion-proof battery compartment of an energy storage power station is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an explosion-proof battery compartment of an energy storage power station, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: an explosion-proof battery compartment of an energy storage power station comprises an explosion-proof compartment and an explosion-proof component, wherein a supporting plate is arranged on the inner side of the explosion-proof compartment, the supporting plate is vertically arranged and divides an inner cavity of the explosion-proof compartment into two explosion-proof cavities, and a battery module is arranged in each explosion-proof cavity; the anti-combustion and anti-explosion component comprises a gas inlet pipe, a gas collecting pipe, an expansion airbag, an anti-combustion and anti-explosion bag and a puncture structure, wherein the gas collecting pipe is fixed on the top side in the anti-explosion chamber, and the gas inlet pipe is arranged on both sides of the bottom of the gas collecting pipe close to the support plate; the expansion air bags are provided with two groups and are respectively arranged on the top side in each explosion-proof bin cavity, the expansion air bags are communicated with the gas collecting pipe, and a puncture structure and an explosion-proof bag are arranged right below the expansion air bags.

Preferably, the top side and the bottom side of each explosion-proof bin are respectively provided with a butt joint groove and a butt joint column, and two adjacent explosion-proof bins are in butt joint through the butt joint grooves and the butt joint columns.

Preferably, the explosion-proof bin is provided with a protective outer frame and an explosion-proof bin plate, wherein the protective outer frame is in a rectangular frame shape, and the explosion-proof bin plate is arranged at the outer side end of the protective outer frame.

Preferably, the puncture structure includes diaphragm, pressure-bearing plate and puncture rod, and diaphragm lateral connection is equipped with a plurality of perforation in the diaphragm in the lateral wall in explosion-proof storehouse chamber.

Preferably, the puncture rods are provided with a plurality of groups, the groups of puncture rods are vertically arranged, and the bottom ends of the groups of puncture rods are provided with puncture heads.

Preferably, the top end of the puncture rod extends out of the through hole and is connected with the pressure bearing plate, and the puncture rod is sleeved with a spring.

Preferably, the flame-proof and explosion-proof bag is arranged between the transverse plate and the battery module, and liquid for flame-proof and explosion-proof of the battery is filled in the flame-proof and explosion-proof bag.

Preferably, the puncture rod can be pressed to move downwards when the expansion air bag is expanded and puncture the flame-proof and explosion-proof bag through the puncture head.

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

the anti-explosion battery compartment is good in protection, the butt joint grooves and the butt joint columns are arranged, the anti-explosion battery compartment can be conveniently stacked, space is not occupied, the anti-explosion and anti-explosion component is arranged to carry out flame-retardant cooling on the anti-explosion and anti-explosion component in order to avoid the problem that the battery is flammable and explosive due to aging, the purpose of inhibiting an energy storage power station from catching fire is achieved, and the safety of the battery in the using process is improved.

Drawings

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

fig. 2 is a schematic plan view of the explosion-proof bin of the present invention.

In the figure: 1. an explosion-proof bin; 101. a butt joint groove; 102. butting columns; 2. a support plate; 3. a battery module; 4. a gas introduction pipe; 5. a gas collecting pipe; 6. inflating the balloon; 7. a flame-proof and explosion-proof bag; 8. a transverse plate; 9. a pressure bearing plate; 10. a puncture rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention 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 invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-2, the present invention provides a technical solution: an explosion-proof battery compartment of an energy storage power station comprises an explosion-proof compartment 1 and an explosion-proof component, wherein a supporting plate 2 is arranged on the inner side of the explosion-proof compartment 1, the supporting plate 2 is vertically arranged and divides the inner cavity of the explosion-proof compartment 1 into two explosion-proof chambers, and a battery module 3 is arranged in each explosion-proof chamber; the anti-combustion and anti-explosion component comprises a gas inlet pipe 4, a gas collecting pipe 5, an expansion airbag 6, an anti-combustion and anti-explosion bag 7 and a puncture structure, wherein the gas collecting pipe 5 is fixed on the top side in the cavity of the anti-explosion bin 1, and the gas inlet pipe 4 is arranged on both sides of the gas collecting pipe 5 close to the bottom of the supporting plate 2; the expansion air bags 6 are provided with two groups and are respectively arranged on the top side in the cavity of each explosion-proof bin 1, the expansion air bags 6 are communicated with the gas collecting pipe 5, and a puncture structure and an explosion-proof bag 7 are arranged under the expansion air bags 6.

In this embodiment, the top side and the bottom side of the explosion-proof bin 1 are respectively provided with a docking groove 101 and a docking column 102, and two adjacent explosion-proof bins 1 are docked through the docking groove 101 and the docking column 102.

In this embodiment, the explosion-proof bin 1 has a protection outer frame and an explosion-proof bin plate, wherein the protection outer frame is rectangular frame-shaped, and the explosion-proof bin plate is installed at the outer end of the protection outer frame.

In this embodiment, the puncture structure includes diaphragm 8, bearing plate 9 and puncture rod 10, and diaphragm 8 lateral connection is equipped with a plurality of perforation in the diaphragm 8 in 1 chamber lateral wall in explosion-proof storehouse.

In this embodiment, the puncture rods 10 are provided with a plurality of groups, and the plurality of groups of puncture rods 10 are vertically arranged and the bottom ends thereof are provided with puncture heads. The top end of the puncture rod 10 extends out of the through hole and is connected with the bearing plate 9, and a spring is sleeved on the puncture rod 10.

In this embodiment, the flame-proof and explosion-proof bag 7 is disposed between the transverse plate 8 and the battery module 3, and the flame-proof and explosion-proof liquid for the battery is filled in the flame-proof and explosion-proof bag 7.

In this embodiment, the puncture rod 10 can be pressed to move downward when the inflatable air bag 6 is inflated and puncture the flameproof and explosion-proof pack 7 through the puncture head.

The anti-explosion battery compartment is good in protection, the butt joint groove 101 and the butt joint column 102 are arranged, the anti-explosion battery compartment can be conveniently stacked, space is not occupied, the anti-explosion and anti-explosion component is arranged to carry out flame-retardant cooling on the anti-explosion and anti-explosion component in order to avoid the problem that the battery is flammable and explosive due to aging, the purpose of inhibiting an energy storage power station from catching fire is achieved, and the safety of the battery in the using process is improved.

The flame-proof explosion-proof component is characterized in that when a battery breaks down, high heat can be generated in the battery core of the flame-proof explosion-proof component to cause partial electrolyte to be vaporized, generated gas enters the expansion airbag 6 through the gas inlet pipe 4 and the gas collecting pipe 5 to enable the expansion airbag 6 to swell, and because pressure can be applied to the pressure bearing plate 9 after the expansion airbag 6, the pressure bearing plate 9 drives the puncture rod 10 to move downwards, the flame-proof explosion-proof bag 7 is punctured through the puncture rod 10 to enable liquid in the flame-proof explosion-proof bag to overflow, and the battery is further prevented from generating a natural condition through the liquid.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An explosion-proof battery compartment of an energy storage power station is characterized by comprising an explosion-proof compartment (1) and an explosion-proof component, wherein a supporting plate (2) is arranged on the inner side of the explosion-proof compartment (1), the supporting plate (2) is vertically arranged and divides the inner cavity of the explosion-proof compartment (1) into two explosion-proof chambers, and a battery module (3) is arranged in each explosion-proof chamber; the anti-flaming and anti-explosion assembly comprises a gas inlet pipe (4), a gas collecting pipe (5), an expansion airbag (6), an anti-flaming and anti-explosion bag (7) and a puncture structure, wherein the gas collecting pipe (5) is fixed on the top side in the cavity of the anti-explosion bin (1), and the gas inlet pipe (4) is arranged on each of two sides of the bottom of the gas collecting pipe (5) close to the supporting plate (2); the expansion air bags (6) are provided with two groups and are respectively arranged on the top side in the cavity of each explosion-proof bin (1), the expansion air bags (6) are communicated with the gas collecting pipe (5), and a puncture structure and an explosion-proof bag (7) are arranged under the expansion air bags (6).

2. The explosion-proof battery compartment of an energy storage power station of claim 1, characterized in that: and the top side and the bottom side of each explosion-proof bin (1) are respectively provided with a butt joint groove (101) and a butt joint column (102), and two adjacent explosion-proof bins (1) are in butt joint through the butt joint grooves (101) and the butt joint columns (102).

3. The explosion-proof battery compartment of an energy storage power station of claim 1, characterized in that: the explosion-proof bin (1) is provided with a protective outer frame and an explosion-proof bin plate, wherein the protective outer frame is in a rectangular frame shape, and the explosion-proof bin plate is arranged at the outer side end of the protective outer frame.

4. The explosion-proof battery compartment of an energy storage power station of claim 1, characterized in that: the puncture structure comprises a transverse plate (8), a bearing plate (9) and a puncture rod (10), the transverse plate (8) is transversely connected to the cavity side wall of the explosion-proof bin (1), and a plurality of through holes are formed in the transverse plate (8).

5. The explosion-proof battery compartment of an energy storage power station of claim 4, characterized in that: the puncture rods (10) are provided with a plurality of groups, the puncture rods (10) are vertically arranged, and puncture heads are arranged at the bottom ends of the puncture rods.

6. An explosion-proof battery compartment of an energy storage power station as claimed in claim 5, characterized in that: the top end of the puncture rod (10) extends out of the through hole and is connected with the pressure bearing plate (9), and the puncture rod (10) is sleeved with a spring.

7. The explosion-proof battery compartment of an energy storage power station of claim 1, characterized in that: the flame-proof and explosion-proof bag (7) is arranged between the transverse plate (8) and the battery module (3), and liquid for flame-proof and explosion-proof of the battery is filled in the flame-proof and explosion-proof bag (7).

8. The explosion-proof battery compartment of an energy storage power station of claim 6, characterized in that: the puncture rod (10) can be pressed to move downwards when the expansion air bag (6) is expanded and puncture the flame-proof and explosion-proof bag (7) through the puncture head.