CN-224232819-U - Hydrogen ion battery and lithium ion battery hybrid structure energy storage device

Abstract

The utility model discloses a hybrid structure energy storage device of a hydrogen ion battery and a lithium ion battery, which comprises a shell, a partition plate and a battery pack, wherein an installation cavity is formed in the shell, a cover plate is arranged at the top of the shell, a drain valve is arranged at the cover plate, the partition plate is arranged in the shell and divides the interior of the shell into two parts, the battery pack is arranged in the shell and comprises a plurality of hydrogen ion battery monomers and a plurality of lithium ion battery monomers, and the hydrogen ion battery monomers and the lithium ion battery monomers are arranged at intervals. The technical scheme realizes the performance optimization of the energy storage device by means of the respective and partial combination of the hydrogen ion battery and the lithium ion battery, has the advantages of low cost, convenience in operation management, high safety reliability and the like, and can improve the charge and discharge efficiency of the battery by arranging the cooling circulation structure.

Inventors

• WANG GUODONG
• DU ZHIBO

Assignees

• 德之昭科技(苏州)有限公司

Dates

Publication Date

20260512

Application Date

20250526

Claims (6)

1. 1. A hybrid structure energy storage device for a hydrogen ion battery and a lithium ion battery, comprising: The device comprises a shell (1), wherein an installation cavity is formed in the shell, a cover plate is arranged at the top of the shell (1), and a drain valve (2) is arranged at the cover plate; the partition board (3) is arranged in the shell (1) and divides the interior of the shell (1) into two parts; the battery pack is arranged inside the shell (1) and comprises a plurality of hydrogen ion battery monomers (4) and a plurality of lithium ion battery monomers (5), and the hydrogen ion battery monomers (4) and the lithium ion battery monomers (5) are arranged at intervals.
2. 2. The hybrid structure energy storage device of a hydrogen ion battery and a lithium ion battery according to claim 1, wherein the housing (1) has a first side wall and a second side wall which are arranged oppositely, and the first side wall and the second side wall are arranged vertically to the separator (3); A cooling water inlet (6) and a cooling water outlet (7) are arranged at the first side wall, and the cooling water inlet (6) and the cooling water outlet (7) are respectively positioned at two sides of the partition plate (3); Two outlets are arranged at the second side wall and are respectively positioned at two sides of the partition board (3), and the two outlets are connected through a connecting conduit (12); Deionized water can be introduced into the shell (1) through a cooling water inlet (6).
3. 3. The hybrid structure energy storage device of a hydrogen ion battery and a lithium ion battery according to claim 1, wherein the hydrogen ion battery cell (4) and the lithium ion battery cell (5) are both disposed in an installation cavity inside the casing (1) through a bracket (8), and the bracket (8) comprises: The bracket comprises a bracket main body (81), wherein the inside of the bracket main body (81) is hollow, and at least one side wall of the bracket main body (81) is provided with a heat dissipation hole (82); The spacing blocks (83) are arranged at four corners of the lower end of the bracket main body (81), and the spacing blocks (83) with L-shaped structures are arranged at the four corners of the lower end of the bracket main body; The locating plate (84), the upper end of support main part (81) is equipped with locating plate (84), and the middle part fretwork of locating plate (84), four angles of locating plate (84) all are equipped with arch (85).
4. 4. The hybrid structure energy storage device of a hydrogen ion battery and a lithium ion battery according to claim 1, wherein the hydrogen ion battery unit (4) and the lithium ion battery unit (5) comprise a battery main body, a battery anode arranged at the upper end of the battery main body, a battery cathode arranged at the upper end of the battery main body and an air vent arranged at the upper end of the battery main body.
5. 5. The hybrid structure energy storage device of a hydrogen ion battery and a lithium ion battery according to claim 1, wherein a sealing plate (9) is further arranged at the upper end of the battery pack, a plurality of lead-out holes (10) are uniformly formed in the surface of the sealing plate (9), and electrodes of the hydrogen ion battery monomer (4) and the lithium ion battery monomer (5) are located in the lead-out holes (10).
6. 6. The hybrid structure energy storage device of a hydrogen ion battery and a lithium ion battery according to claim 1, wherein a handle (11) is further arranged outside the shell (1).

Description

Hydrogen ion battery and lithium ion battery hybrid structure energy storage device Technical Field The utility model relates to the technical field of energy storage, in particular to an energy storage device with a hybrid structure of a hydrogen ion battery and a lithium ion battery. Background With the rapid development of new energy industry, the energy storage technology becomes a key for guaranteeing the stable supply and efficient utilization of energy, such as the wide application of unstable renewable energy sources such as solar energy, wind energy and the like. Currently common energy storage technologies include lithium ion battery energy storage, sodium ion battery energy storage, supercapacitor energy storage and the like. The lithium ion battery has the advantages of high energy density, long cycle life and the like, is widely applied in the energy storage field, but has relatively high cost, and the super capacitor has high power density, high charge and discharge speed and lower energy density. The existing energy storage technology is difficult to simultaneously meet the requirements of high energy density, high power density, long cycle life, low cost and the like when being used independently. In some application scenarios that high energy density is needed to store energy for a long time and high power density is needed to perform rapid charging and discharging, such as peak regulation and frequency modulation of a smart power grid, rapid start-stop of an electric automobile and the like, a single energy storage technology cannot achieve ideal performance. Disclosure of utility model In order to overcome the defects of the prior energy storage technology, the utility model provides a hybrid energy storage device of a hydrogen ion battery and a lithium ion battery, and the advantages of the two batteries are combined to meet the diversified demands of different application scenes on an energy storage system. The utility model is realized by the following technical scheme: A hydrogen ion battery and lithium ion battery hybrid structure energy storage device comprising: the shell is internally provided with an installation cavity, the top of the shell is provided with a cover plate, and a drain valve is arranged at the cover plate; the baffle plate is arranged in the shell and divides the interior of the shell into two parts; The battery pack is arranged inside the shell and comprises a plurality of hydrogen ion battery monomers and a plurality of lithium ion battery monomers, and the hydrogen ion battery monomers and the lithium ion battery monomers are arranged at intervals. The technical scheme is further characterized in that the shell is provided with a first side wall and a second side wall which are oppositely arranged, and the first side wall and the second side wall are perpendicular to the partition board; A cooling water inlet and a cooling water outlet are arranged at the first side wall, and the cooling water inlet and the cooling water outlet are respectively positioned at two sides of the partition plate; Two outlets are arranged at the second side wall and are respectively positioned at two sides of the partition board, and the two outlets are connected through a connecting conduit; Deionized water can be introduced into the shell through a cooling water inlet. The further setting of this technical scheme does, hydrogen ion battery monomer and lithium ion battery monomer all set up in the inside installation cavity of casing through the support, and the support includes: The bracket comprises a bracket body, wherein the inside of the bracket body is hollow, and at least one side wall of the bracket body is provided with a heat dissipation hole; The four corners of the lower end of the bracket main body are provided with spacing blocks with L-shaped structures; The upper end of the support main body is provided with a locating plate, the middle part of the locating plate is hollowed out, and four corners of the locating plate are provided with bulges. The further setting of this technical scheme is, hydrogen ion battery monomer with lithium ion battery monomer all includes the battery main part, sets up in the battery positive pole of battery main part upper end, sets up in the battery negative pole of battery main part upper end and sets up in the bleeder vent of battery main part upper end. The battery pack is characterized in that the upper end of the battery pack is further provided with a sealing plate, a plurality of lead-out holes are uniformly formed in the surface of the sealing plate, and electrodes of the hydrogen ion battery monomer and the lithium ion battery monomer are located in the lead-out holes. The technical scheme is further characterized in that a handle is further arranged outside the shell. The utility model discloses an energy storage device with a hybrid structure of a hydrogen ion battery and a lithium ion battery, which is compared with the prior