CN219180558U

CN219180558U - Flow battery pack

Info

Publication number: CN219180558U
Application number: CN202320281587.2U
Authority: CN
Inventors: 陈鏐宇; 陆世玉; 金梦; 蒋玲; 刘银; 徐雯婧
Original assignee: Chongqing Pengdao Technology Co ltd
Current assignee: Chongqing Pengdao Technology Co ltd
Priority date: 2023-02-21
Filing date: 2023-02-21
Publication date: 2023-06-13
Anticipated expiration: 2033-02-21

Abstract

The utility model provides a flow battery pack, and belongs to the field of battery packs. And in particular to a sealed explosion-proof flow battery assembly. Comprising the following steps: the casing, power supply unit seals and arranges the casing in, the casing includes casing, lower casing, go up casing, lower casing pass through screw sealing connection, go up casing, lower casing edge is provided with compresses tightly the frame, go up casing, lower casing structure is the same, and one end is provided with the through hole, go up casing, lower casing combination forms one side and is provided with the cavity structure of holding the handle, be provided with multiunit spliced pole on the last casing, be provided with the inboard liquid feeding platform of intercommunication on the last casing, be provided with spiral seal lid on the liquid feeding platform, carry out the combination through last casing, lower casing and form airtight cavity, carry out the protection setting that corresponds.

Description

Flow battery pack

Technical Field

The utility model provides a flow battery pack, and belongs to the field of battery packs. And in particular to a sealed explosion-proof flow battery assembly.

Background

At present, the flow battery is widely applied to an energy storage power station because of large energy storage scale and long charge-discharge cycle life, in order to improve the energy storage capacity of the flow battery, electrolyte of the flow battery needs to be added, so that the volume of the flow battery is huge, electrolyte leakage is caused by liquid leakage of a solution of the flow battery under the long-term corrosion of an acidic electrolyte, the service life is influenced, and the existing structure cannot form rapid addition setting of the electrolyte.

Publication number CN217822898U discloses a flow battery, which comprises a storage tank, the pile, detect the piece, first pump and control, be suitable for placing electrolyte in the holding vessel, the one end and the one end intercommunication of holding vessel of pile, the other end and the other end of holding vessel of pile are connected, detect the outside of piece setting at the holding vessel, be used for detecting the liquid level of electrolyte in the holding vessel, first pump is established between pile and holding vessel, be used for transmitting the electrolyte in the holding vessel, the one end of control links to each other with detecting the piece, the other end and the first pump of control link to each other, the control is used for receiving the data of detecting piece and first pump, flow battery in the above-mentioned structure can not form integrated setting, and wholly can not form independent battery package and use.

Disclosure of Invention

The utility model provides a flow battery pack, which is an equipment cabinet for performing heat diffusion through an open cabinet structure and edge installation, and through the change of the internal section of the cabinet, the section of airflow is changed. Simple structure and convenient use.

The utility model discloses a flow battery pack, which is realized by the following steps: the power supply assembly is hermetically arranged in the shell, the shell comprises an upper shell and a lower shell, the upper shell and the lower shell are hermetically connected through screws, a compression frame is arranged at the edges of the upper shell and the lower shell, the upper shell and the lower shell are identical in structure, a through hole is formed at one end of the upper shell and the lower shell, a cavity structure with a holding handle is formed at one side of the upper shell, a plurality of groups of connecting columns are arranged on the upper shell, a liquid adding table communicated with the inner side is arranged on the upper shell, a spiral sealing cover is arranged on the liquid adding table, the power supply assembly is arranged between the upper shell and the lower shell, the power supply assembly comprises an ionic membrane arranged on the joint surface of the upper shell and the lower shell, a graphite electrode and a graphite conducting plate are arranged between the ionic membrane and the upper shell, an electrolyte storage cavity is arranged between the graphite conducting plate and the upper shell, sealing strips are correspondingly arranged on the side walls of the graphite conducting plate and the upper shell, steps for installing the graphite electrode are arranged on the side walls of the upper shell, the graphite electrode plates penetrate through the upper shell and extend into the through hole, the upper shell is provided with a spiral sealing cover, the upper shell and the graphite electrode plate is correspondingly connected with the upper end of the upper shell and the graphite conducting plate, and the upper shell is communicated with the upper end of the upper shell and the upper electrode body;

the pump body is communicated and transmitted through the communicating pipe and fixedly arranged on the shell;

the inner walls of the upper shell and the lower shell are provided with coatings, the outer side of the liquid adding table is provided with threads, and the sealing cover is in threaded connection with the liquid adding table;

the graphite conductive plate is fixedly arranged on the connecting column through the connecting screw, and sealant is arranged between the connecting column and the connecting screw;

the connecting column is of a main body structure formed by integrally forming an upper shell and a lower shell, and sealing rubber gaskets are correspondingly arranged on the end faces of the connecting column;

a diversion sedimentation table is arranged at the position of the graphite conductive plate corresponding to the liquid adding table;

a filter screen is arranged in the liquid adding table.

The beneficial effects are that:

1. the upper shell and the lower shell are combined to form a closed cavity, and corresponding protection arrangement is carried out;

2. the internal structure is supported and reinforced, so that transportation damage is avoided;

3. simple structure and convenient use.

Drawings

Fig. 1 is a perspective view of a flow battery pack according to the present utility model.

Fig. 2 is a perspective exploded view of a flow battery pack according to the present utility model.

Fig. 3 is a top view of a flow battery pack according to the present utility model.

Fig. 4 is a schematic cross-sectional view of a flow battery pack according to the present utility model.

In the accompanying drawings:

1. an upper housing; 2. a lower housing; 3. a pump body; 4. a liquid adding table; 5. a connecting column; 6. a communicating pipe; 7. an electrode sheet; 8. a connecting screw; 9. a graphite conductive plate; 10. a graphite electrode; 11. an ionic membrane; 12. and (5) a sealing strip.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

According to the figures 1-4: the utility model discloses a flow battery pack, which is realized by the following steps: the shell body and the power supply assembly are hermetically arranged in the shell body, the shell body comprises an upper shell body 1 and a lower shell body 2, the upper shell body 1 and the lower shell body 2 are connected through screws in a sealing way, the edges of the upper shell body 1 and the lower shell body 2 are provided with compression frames, the upper shell body 1 and the lower shell body 2 have the same structure, one end of the upper shell body and the lower shell body are provided with through holes, one side of the upper shell body 1 and the lower shell body 2 are combined to form a cavity structure with a holding handle, a plurality of groups of connecting columns 5 are arranged on the upper shell body 1, a liquid adding table 4 communicated with the inner side is arranged on the upper shell body 1, a spiral sealing cover is arranged on the liquid adding table 4, the power supply assembly is arranged between the upper shell body 1 and the lower shell body 2, the power supply assembly comprises an ionic membrane 11 arranged on the joint surface of the upper shell body 1 and the lower shell body 2, a graphite electrode 10 and a graphite conducting plate 9 are arranged between the ionic membrane 11 and the upper shell body 1, the graphite conducting plate 9 and the side wall of the upper shell 1 are correspondingly provided with sealing strips 12, the side wall of the upper shell 1 is provided with steps for installing the graphite electrode 10, the graphite electrode 10 is attached to the graphite conducting plate 9 and is lapped on the steps, the sealing strips 12 are arranged between the graphite electrode 10 and the steps, the end part of the graphite conducting plate 9 is provided with an electrode plate 7, the electrode plate 7 penetrates through the upper shell 1 and extends into a through hole, the upper shell 1 is provided with a pump body 3, the extraction end of the pump body 3 is communicated with the upper shell 1, the leading-out end of the pump body 3 is communicated with the graphite conducting electrode, the end part of the graphite electrode 10 is provided with a return pipe communicated with an electrolyte storage request corresponding to the upper shell 1, the inner structure of the lower shell 2 is the same as that of the upper shell 1, a sealing cavity is correspondingly formed by the upper shell 1 and the lower shell 2, the side wall of the through hole is correspondingly provided with the electrode plate 7 for connection, the electrode sheet 7 is protected, bending and falling are avoided, the graphite electrode 10 and the graphite conducting plate 9 in the whole structure are correspondingly protected, the whole stability of the flow battery pack is improved, the pump body 3 is communicated and transferred through the communicating pipe 6, and the pump body 3 is fixedly arranged on the shell; the inner walls of the upper shell 1 and the lower shell 2 are provided with coatings, the outer side of the liquid adding table 4 is provided with threads, and the sealing cover is in threaded connection with the liquid adding table 4; the graphite conducting plate 9 is fixedly arranged on the connecting column 5 through the connecting screw 8, and sealant is arranged between the connecting column 5 and the connecting screw 8; the connecting column 5 is of a main body structure formed by integrally forming the upper shell 1 and the lower shell 2, and sealing rubber gaskets are correspondingly arranged on the end faces of the connecting column 5; the graphite conducting plate 9 is provided with a diversion sedimentation table corresponding to the position of the liquid adding table 4 for buffering and guiding liquid adding, a filter screen is arranged in the liquid adding table 4 for adding and filtering electrolyte, and the purpose of sealing and explosion prevention is achieved.

The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.

Claims

1. A flow battery pack, comprising: the shell body and the power supply assembly are hermetically arranged in the shell body, the shell body comprises an upper shell body (1) and a lower shell body (2), the upper shell body (1) and the lower shell body (2) are connected through screw sealing, the edges of the upper shell body (1) and the lower shell body (2) are provided with a pressing frame, the upper shell body (1) and the lower shell body (2) are identical in structure, one end of each of the upper shell body (1) and the lower shell body (2) is provided with a through hole, one side of each of the upper shell body (1) and the lower shell body (2) is combined to form a cavity structure with a holding handle, a plurality of groups of connecting columns (5) are arranged on the upper shell body (1), a liquid adding table (4) which is communicated with the inner side is arranged on the upper shell body (1), a spiral sealing cover is arranged on the liquid adding table (4), the power supply assembly is arranged between the upper shell body (1) and the lower shell body (2), the power supply assembly comprises an ionic membrane (11) which is arranged on the joint surface of the upper shell body (1) and the lower shell body (2), a graphite electrode (10), a graphite conducting plate (9) is arranged between the ionic membrane (11) and the upper shell body (1), a graphite electrode (9), a graphite conducting plate (9) is arranged between the graphite electrode (9) and the upper shell body (1), a graphite electrode (9) and a graphite electrode (9) is correspondingly arranged on the upper shell body (1), and overlap joint is arranged on the step, set up sealing strip (12) between graphite electrode (10) and the step, graphite current-conducting plate (9) tip is provided with electrode slice (7), electrode slice (7) run through last casing (1), and extend to in the through-hole, be provided with pump body (3) on last casing (1), pump body (3) extraction end and last casing (1) internal communication, pump body (3) leading-out end and graphite current-conducting electrode intercommunication, and graphite electrode (10) tip is provided with the conducting tube that please communicate with last casing (1) corresponding electrolyte storage, lower casing (2) inner structure is the same in with last casing (1).

2. The flow battery pack of claim 1, wherein: the pump body (3) is communicated and transmitted through the communicating pipe (6), and the pump body (3) is fixedly arranged on the shell.

3. The flow battery pack of claim 1, wherein: the inner walls of the upper shell (1) and the lower shell (2) are provided with coatings, the outer side of the liquid adding table (4) is provided with threads, and the sealing cover is in threaded connection with the liquid adding table (4).

4. The flow battery pack of claim 1, wherein: the graphite conducting plate (9) is fixedly arranged on the connecting column (5) through the connecting screw (8), and sealing glue is arranged between the connecting column (5) and the connecting screw (8).

5. The flow battery pack of claim 1, wherein: the connecting column (5) is of a main body structure formed by integrally forming the upper shell (1) and the lower shell (2), and sealing rubber gaskets are correspondingly arranged on the end faces of the connecting column (5).

6. The flow battery pack of claim 1, wherein: the graphite conducting plate (9) is provided with a diversion sinking table corresponding to the liquid adding table (4).

7. The flow battery pack of claim 1, wherein: a filter screen is arranged in the liquid adding table (4).