CN217933897U

CN217933897U - Pressure balance system of flow battery

Info

Publication number: CN217933897U
Application number: CN202221838597.3U
Authority: CN
Inventors: 陈啟敏; 陆桃军
Original assignee: Guangdong Liheng New Energy Technology Co ltd
Current assignee: Guangdong Liheng New Energy Technology Co ltd
Priority date: 2022-07-15
Filing date: 2022-07-15
Publication date: 2022-11-29
Anticipated expiration: 2032-07-15

Abstract

The utility model discloses a flow battery pressure balance system, which comprises a flow battery composed of battery cells and a movable support for storing the battery cells, wherein a placing table for bearing the battery cells is arranged above the movable support, a mounting rod for mounting the placing table on the movable support and stabilizing the placing table is arranged at the side end of the movable support, and a bearing rod for a forklift to extend into the movable support for positioning and jacking is also arranged below the movable support; deposit battery cell through addding the movable support, and place the platform through being provided with the several on the movable support, and every is placed the bench and can be placed a plurality of battery cell, make can deposit several battery cell on the movable support simultaneously for the use, and the liquid storage pot that same electrode used is same, carry it away through a total liquid pipeline that send, and realize the conversion between chemical energy and the electric energy in carrying to every battery cell through the reposition of redundant personnel pipeline, reduce the quantity of conveying pipe and control flap, the cost is reduced, and do benefit to the maintenance in later stage.

Description

Pressure balance system of flow battery

Technical Field

The utility model relates to a flow battery technical field especially discloses a flow battery pressure balance system.

Background

With the continuous progress and development of society and the continuous innovation of technological level, the flow battery technology is gradually developed in the hot direction. The flow battery is a chemical battery, two different chemical component liquids are injected into a battery unit to flow, and the two chemical components are separated by an ionic membrane, so that the corresponding chemical liquids can circularly flow between the battery and a liquid storage tank, and the two chemical liquids are subjected to electrochemical reaction through the ionic membrane, and therefore chemical energy of the chemical liquids is converted into electric energy.

At present, flow batteries are mostly independently stored, and each group of batteries is provided with an independent liquid storage tank, so that a plurality of liquid conveying pipelines and control valves are needed, each group of flow batteries needs to occupy a large using area, a large amount of space is needed for storage, and the operation cost and the later maintenance cost are increased.

Therefore, a new technical solution is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects and shortcomings in the prior art, the utility model aims to provide a flow battery pressure balance system.

In order to solve the technical problem, the utility model discloses the technical scheme who takes is: the flow battery pressure balance system comprises a flow battery consisting of battery units, and further comprises a movable support for storing the battery units, wherein a placing table for bearing the battery units is arranged above the movable support, a mounting rod for mounting the placing table to be stable on the movable support is arranged at the side end of the movable support, and a bearing rod for enabling a forklift to stretch into the movable support for positioning and jacking is further arranged below the movable support.

Preferably, the placing tables in the movable rack are provided in at least two stages, and the placing tables in the upper and lower stages are fixed to the mounting bars with a certain interval therebetween so as to place the battery cells.

Preferably, the placing table is provided with a plurality of storage cells which are symmetrically arranged and used for storing the battery units, and the placing table on one side is provided with at least 4 storage cells for storing the battery units.

Preferably, the mounting rods are provided with a plurality of fixing rods which are arranged at both side ends of the placing table at intervals and fixed on the movable bracket, and a central fixing rod is further arranged at the middle end of the movable bracket and is fixedly mounted on the bearing rods.

Preferably, a waste liquid tray for collecting the battery waste liquid and performing centralized treatment is further arranged below the placing table, and the waste liquid tray is detachably arranged below the placing table.

Preferably, tray guide rails for sliding in/out of the waste liquid tray are further arranged on two sides of the waste liquid tray, the tray guide rails positioned on the outer side of the waste liquid tray are fixedly installed on the inner side of the installation rod, and the tray guide rails positioned on the inner side of the waste liquid tray are fixedly installed on the central fixing rod.

Preferably, at least two bearing rods are arranged, and a stabilizing groove for enabling a front arm of the forklift to extend into and stably jack up is formed in each bearing rod.

Preferably, the flow battery further comprises a positive liquid storage tank, a positive pump, a negative liquid storage tank, a negative pump, a liquid conveying pipeline for conveying chemical fluids, and a charge and discharge control system, wherein the positive liquid storage tank and the negative liquid storage tank are respectively arranged on two sides of the movable support and convey the chemical fluids into the battery unit through the liquid conveying pipeline, and the positive pump and the negative pump are respectively arranged at the corresponding positive liquid storage tank and the negative liquid storage tank and pump the chemical fluids into the liquid conveying pipeline.

Preferably, the liquid conveying pipeline is also provided with a control valve for controlling the liquid flowing speed of the anode liquid storage tank/the cathode liquid storage tank.

Preferably, an electrolyte filter for reducing metal impurities generated in the charging and discharging process is further arranged in the liquid conveying pipeline, one end of the liquid conveying pipeline is connected to the positive liquid storage tank/the negative liquid storage tank, and the other end of the liquid conveying pipeline is provided with a plurality of liquid injection ports and is simultaneously connected with electrodes corresponding to the plurality of battery units for liquid injection.

The utility model has the advantages that: deposit battery unit through addding the movable support, and place the platform through being provided with the several on the movable support, and every places bench and can place a plurality of battery unit, make can deposit several battery unit on the movable support simultaneously for use, and the liquid storage pot that same electrode used is same, carry it away through a total liquid pipeline that send, and realize the conversion between chemical energy and the electric energy in carrying to every battery unit through the reposition of redundant personnel pipeline, reduce the quantity of conveying pipe and control flap, and the cost is reduced, and do benefit to the maintenance in later stage, and still be provided with the bearing bar below the movable support, can make the fork truck arm stretch into the below and shift its whole lifting, realize the effect of quick transfer.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the flow battery of the present invention.

Fig. 2 is a schematic diagram of the structure of the movable support of the present invention.

Description of the figures:

10. a flow battery; 11. a battery cell; 12. a positive liquid storage tank; 13. a positive electrode pump; 14. a negative pole liquid storage tank; 15. a negative pump; 16. a liquid delivery pipeline; 17. a charge and discharge control system; 18. a control valve; 19. an electrolyte filter; 20. moving the support; 21. a placing table; 22. mounting a rod; 23. a load-bearing bar; 231. a stabilizing groove; 24. storing grids; 25. a waste liquid tray; 26. a tray guide rail; 27. a central fixing rod.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.

As shown in fig. 1-2, a flow battery pressure balancing system comprises a flow battery 10 composed of a battery unit 11, an anode liquid storage tank 12, an anode pump 13, a cathode liquid storage tank 14, a cathode pump 15, a liquid conveying pipeline 16 for conveying chemical fluid, and a charging and discharging control system 17, and further comprises a movable support 20 for storing the battery unit 11, a placing table 21 for carrying the battery unit 11 is arranged above the movable support 20, the battery unit 11 is placed in the movable support 20 by arranging at least two layers of placing tables 21 on the movable support 20 and keeping a certain spacing distance, a mounting rod 22 for mounting and stabilizing the placing tables 21 on the movable support 20 is arranged at the side end, in the embodiment, a plurality of layers of placing tables 21 are adopted and fixed on the mounting rod 22, so that the battery unit 11 is stably placed on the placing tables 21 for liquid injection and flowing, a bearing rod 23 for positioning and jacking the movable support 20 by jacking the forklift 23 is arranged below, at least two bearing rods 23 are arranged, and a front arm 231 for jacking and stably jacking the forklift is arranged on the supporting rod 23 to jack the movable support and stably move into a front arm 231 for quick positioning and positioning when the forklift is moved into a front arm 231.

In this embodiment, a plurality of storage compartments 24 are symmetrically disposed on the placing table 21 and used for storing the battery units 11, and at least 4 storage compartments 24 are disposed on one side of the placing table 21, so that a plurality of battery units 11 can be stored on each layer of the placing table 21, more battery units 11 can be placed on the movable rack 20, and the number of the battery units 11 stored on the movable rack 20 is increased.

In practical use, a temperature sensor (not shown) is further arranged in each storage cell 24 and is used for detecting the working temperature of the battery unit 11 placed in the storage cell 24, and when the temperature of the battery unit 11 is too high, the temperature sensor can timely send out a corresponding alarm signal to play a role in reminding.

In this embodiment, the mounting rods 22 are used and are arranged at intervals at both side ends of the placing table 21 and fixed on the movable bracket 20, so that the placing table 21 above can be firmly fixed on the movable bracket 20, thereby avoiding the situation of loosening and dropping, and the effect of further stabilizing the placing table 21 is achieved by arranging the central fixing rod 27 at the middle end of the movable bracket 20 and fixing the central fixing rod 27 on the bearing rod 23, and enabling the placing table 21 to be connected and fixed with the central fixing rod 27.

In this embodiment, a waste liquid tray 25 for collecting battery waste liquid is further arranged below the placing table 21 and then performing centralized treatment, the used waste liquid tray 25 is detachably mounted below the placing table 21, tray guide rails 26 for sliding and extending/taking out the waste liquid tray 25 are arranged on two sides of the waste liquid tray 25, the tray guide rails 26 located on the outer side of the waste liquid tray 25 are fixedly mounted on the inner side of the mounting rod 22, the tray guide rails 26 located on the inner side of the waste liquid tray 25 are mounted and fixed on the central fixing rod 27, so that the waste liquid tray 25 can be slidably collected along the tray guide rails 26, and the waste liquid tray can be manually taken out for cleaning after being fully collected.

In practical use, the anode liquid storage tank 12 and the cathode liquid storage tank 14 are respectively arranged on two sides of the movable support 20, chemical liquid flow is conveyed into the battery unit 11 through the liquid conveying pipeline 16, the anode pump 13 and the cathode pump 15 are respectively arranged at the corresponding anode liquid storage tank 12 and the corresponding cathode liquid storage tank 14, and the chemical liquid flow is pumped into the liquid conveying pipeline 16 through the pump bodies when the device is used, so that the chemical liquid flow can flow to different battery units 11.

In practical use, the liquid delivery pipe 16 is further provided with a control valve 18 for controlling the flow rate of the positive liquid storage tank 12/the negative liquid storage tank 14, and the delivery rate of the chemical fluid can be effectively controlled by the control valve 18.

In actual use, still be equipped with the electrolyte filter 19 that is used for reducing the produced metallic impurity of charge-discharge in-process in sending liquid pipeline 16, through setting up it in sending liquid pipeline 16, can effectually filter the reduction with the metallic impurity who produces, avoid influencing the solution normal use in the liquid storage tank, connect in positive pole liquid storage tank 12 negative pole liquid storage tank 14 through the one end that will send liquid pipeline 16, and set up the other end into a plurality of notes liquid mouths, make and send liquid pipeline 16 can connect the corresponding electrode of a plurality of battery cell 11 simultaneously and carry chemical fluid to carry out the conversion of chemical energy, thereby make battery cell 11 produce the electric energy for the use.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention are all within the scope of the technical solution of the present invention.

Claims

1. A flow battery pressure balancing system comprising a flow battery (10) comprised of battery cells (11), characterized in that: the battery cell storage rack is characterized by further comprising a movable support (20) used for storing a battery cell (11), a placing platform (21) used for bearing the battery cell (11) is arranged above the movable support (20), a mounting rod (22) used for placing the placing platform (21) and stably mounted on the movable support (20) is arranged at the side end of the movable support, and a bearing rod (23) used for enabling a forklift to stretch into the movable support (20) to be positioned and jacked is further arranged below the movable support (20).

2. The flow battery pressure balancing system of claim 1, wherein: the placing tables (21) in the movable bracket (20) are at least provided with two layers, and the placing tables (21) of the upper layer and the lower layer are fixed on the mounting rod (22) and keep a certain distance between the mounting rod and the mounting rod so as to be convenient for placing the battery units (11).

3. The flow battery pressure balancing system of claim 2, wherein: the placing table (21) is provided with a plurality of symmetrically arranged storage grids (24) for placing the battery units (11), and the placing table (21) on one side is at least provided with 4 storage grids (24) for storing a plurality of battery units (11).

4. The flow battery pressure balancing system of claim 2, wherein: the mounting rods (22) are provided with a plurality of fixed rods which are arranged at the two side ends of the placing platform (21) at intervals and fixed on the movable bracket (20), and a central fixed rod (27) is also arranged at the middle end of the movable bracket (20) and is mounted and fixed on the bearing rod (23).

5. The flow battery pressure balancing system of claim 4, wherein: a waste liquid tray (25) used for collecting the battery waste liquid and carrying out centralized treatment is also arranged below the placing table (21), and the waste liquid tray (25) is detachably arranged below the placing table (21).

6. The flow battery pressure balancing system of claim 5, wherein: tray guide rails (26) for sliding the waste liquid tray (25) to extend into/out are further arranged on two sides of the waste liquid tray (25), the tray guide rails (26) located on the outer side of the waste liquid tray (25) are fixedly installed on the inner side of the installation rod (22), and the tray guide rails (26) located on the inner side of the waste liquid tray (25) are fixedly installed on the central fixing rod (27).

7. The flow battery pressure balancing system of claim 1, wherein: at least two bearing rods (23) are arranged, and a stabilizing groove (231) for the front arm of the forklift to extend into and stabilize and jack up is arranged on each bearing rod (23).

8. The flow battery pressure balancing system of claim 1, wherein: the flow battery (10) further comprises an anode liquid storage tank (12), an anode pump (13), a cathode liquid storage tank (14), a cathode pump (15), a liquid conveying pipeline (16) for conveying chemical fluid and a charge-discharge control system (17), wherein the anode liquid storage tank (12) and the cathode liquid storage tank (14) are respectively arranged on two sides of the movable support (20) and convey the chemical liquid into the battery unit (11) through the liquid conveying pipeline (16), and the anode pump (13) and the cathode pump (15) are respectively arranged at the corresponding anode liquid storage tank (12) and the corresponding cathode liquid storage tank (14) and pump the chemical liquid into the liquid conveying pipeline (16).

9. The flow battery pressure balancing system of claim 8, wherein: the liquid conveying pipeline (16) is also provided with a control valve (18) for controlling the flow speed of the anode liquid storage tank (12)/the cathode liquid storage tank (14).

10. The flow battery pressure balancing system of claim 9, wherein: an electrolyte filter (19) used for reducing metal impurities generated in the charging and discharging process is further arranged in the liquid conveying pipeline (16), one end of the liquid conveying pipeline (16) is connected into the positive pole liquid storage tank (12)/the negative pole liquid storage tank (14), and the other end of the liquid conveying pipeline is provided with a plurality of liquid injection ports and is simultaneously connected with electrodes corresponding to the battery units (11) for liquid injection.