CN106953109A - Redox battery with active substance in circulating flow liquid state - Google Patents

Abstract

The present invention provides a redox battery in which active material is in a circulating liquid state, comprising a motor, a groove, a cleaning cloth, a nut seat, a screw rod, a pulley, a slide groove, a splint, a mounting seat, a reset spring, a buckle and a metal spring piece. The groove and the slide groove are symmetrically arranged on the annular side surface of a negative electrode electrolyte storage tank, the screw rod is mounted in the middle position of the groove, the motor is mounted on the upper end surface of the negative electrode electrolyte storage tank, the cleaning cloth is mounted on the annular side surface of a disc body, the nut seat is mounted on the annular side surface of the disc body, and the pulley is mounted on the annular side surface of the disc body. This design realizes rapid cleaning of the electrolyte storage tank, the reset spring is mounted on the front end surface of the mounting seat, the splint is fixed on the reset spring, the metal spring piece is mounted on the left end surface of the mounting seat, and the buckle is mounted on the upper end surface of the metal spring piece. This design realizes rapid installation and disassembly of the battery stack. The present invention has a reasonable structure, complete functions, a long service life, good stability and high reliability.

Description

A redox battery with the active material in a circulating liquid state

technical field

The invention relates to a redox battery in which the active material is in a circulating liquid state, and belongs to the field of new energy battery equipment.

Background technique

The vanadium battery is called an all-vanadium redox flow battery, which is a redox battery in which the active material is in a circulating liquid state. It has been vigorously developed because of its high power, large capacity, high efficiency, long life, fast response, instant charge and discharge, high safety and environmental protection. The cost of vanadium batteries is similar to that of lead-acid batteries. It can also produce megawatt-level battery packs, which can provide high-power and long-term electric energy. Therefore, vanadium batteries have incomparable cost-effective advantages in the field of large-scale energy storage with lithium-ion batteries and nickel-metal hydride batteries. The production process of vanadium battery is simple, the price is economical, and the electrical performance is excellent. Compared with the complex and expensive fuel cell, it is more competitive in terms of large-scale energy storage and application prospects of electric vehicle power supply.

However, there are still many shortcomings in the current vanadium battery technology. One is that the vanadium battery uses a large liquid storage tank to carry the electrolyte. Due to the large volume of the liquid storage tank, it is difficult for operators to clean, and the cleaning labor is intensive and time-consuming. problem; the vanadium battery stack in the prior art is not well fixed, and it is inconvenient to install and disassemble; the cooling effect of the stack in the vanadium battery technology in the prior art is not good, which greatly affects the stability of the stack during operation, so There is an urgent need for a redox battery in which the active material is in a circulating liquid state to solve the above-mentioned problems.

Contents of the invention

Aiming at the deficiencies in the prior art, the object of the present invention is to provide a redox battery in which the active substance is in a circulating liquid state, so as to solve the problems raised in the above-mentioned background technology. The present invention has reasonable structure, complete functions, long service life and stable Well, high reliability.

In order to achieve the above object, the present invention is achieved through the following technical solutions: a redox battery with an active substance in a circulating liquid state, including a device main body, a tank body cleaning mechanism, a heat dissipation mechanism, and an electric push fast fixing mechanism, the device The main body includes a positive electrode electrolyte storage tank, a connecting pipe 1, an electric pusher, a connecting pipe 2 and a negative electrode electrolyte storage tank. Symmetrically arranged on the left and right sides of the electric push body, the positive electrode electrolyte storage tank is connected to the electric push body through the first connecting pipe, and the negative electrode electrolyte storage tank is connected to the stack body through the second connecting pipe. There are two groups of cleaning mechanisms, and the tank cleaning mechanisms of the two groups are respectively installed on the positive electrolyte storage tank and the negative electrolyte storage tank. The tank cleaning mechanism includes a motor, a groove, a disc body, a cleaning cloth, Nut seat, screw rod, pulley and chute, the groove and the chute are symmetrically set on the annular side of the negative electrolyte storage tank, the screw rod is installed in the middle of the groove, and the upper end of the screw rod is connected to the motor , the motor is installed on the upper end surface of the negative electrolyte storage tank, the cleaning cloth is installed on the annular side of the disc body, the nut seat is installed on the annular side of the disc body, and the right end of the nut seat is connected to the screw rod , the pulley is installed on the annular side of the disc body, and the left end of the pulley is assembled in the chute, the heat dissipation mechanism is arranged on the right end surface of the mounting seat, and the heat dissipation mechanism includes a heat dissipation fan, a protective net and an air guide pipe. The air guide pipe is arranged in the middle of the right end face of the mounting base, the protective net is installed on the right end face of the air guide pipe, the heat dissipation fan is installed in the air guide pipe, and the stack fast fixing mechanism includes a splint, a mounting base, a return spring, Pearl cotton board, positioning hole, buckle, metal shrapnel and fixing groove, the return spring is installed on the front surface of the mounting seat, the splint is fixed on the return spring, and the pearl cotton board is fixed at the bottom of the mounting seat , the fixing groove is opened on the right end face of the stack body, the metal shrapnel is installed on the left end face of the mounting seat, the buckle is installed on the upper end face of the metal shrapnel, and the positioning hole is set on the upper part of the fixing groove Location.

Further, liquid injection ports are installed on the upper end surfaces of the positive electrolyte storage tank and the negative electrolyte storage tank.

Further, the specification of the first connecting pipe is the same as that of the second connecting pipe.

Further, two groups of splints are arranged, and the two groups of splints are symmetrically arranged in the mounting seat, and both groups of splints are connected to the mounting seat through return springs.

Further, two groups of fixing grooves are provided, and the fixing grooves are arranged symmetrically on the left end surface and the right end surface of the stack body.

Further, there are two groups of the metal springs and buckles, the metal springs are symmetrically installed on the left end surface and the right end surface of the mounting seat, and the buckles are respectively installed on the upper end surfaces of the two groups of metal springs, and the snaps There is a push handle installed on the buckle.

Beneficial effects of the present invention: a redox battery in which the active substance of the present invention is in a circulating liquid state, because the present invention adds a motor, a groove, a disc body, a cleaning cloth, a nut seat, a screw, a pulley, and a chute, This design realizes the rapid cleaning of the electrolyte storage tank, improves the cleaning efficiency of the electrolyte storage tank, greatly reduces the labor intensity of the operators, and solves the problem that the original vanadium battery uses a larger volume storage tank to carry the electrolyte. Due to the huge volume of the liquid storage tank, it is difficult for operators to clean it, and the cleaning labor intensity is high, time-consuming and labor-intensive.

Because the invention adds cooling fans, protective nets and air ducts, the design improves the heat dissipation efficiency of the invention, realizes the continuous cooling of the electric stack, ensures the stability of the electric stack during operation, and improves the service life of the electric stack. It solves the problem that the heat dissipation effect of the stack in the original vanadium battery technology is not good, which greatly affects the stability of the electric push operation.

Because the invention adds splints, mounting seats, return springs, pearl cotton boards, positioning holes, buckles, metal shrapnel and fixing grooves, this design realizes the rapid installation and disassembly of the stack, and has good fixing stability and shock absorption effect Good, it is convenient for operators to carry out maintenance, and solves the problems of poor fixing firmness of the original vanadium battery stack, inconvenient installation and disassembly, and time-consuming and laborious maintenance.

Because the invention adds a liquid injection port, this design is convenient for operators to inject electrolyte, because the invention adds a push handle, this design is convenient for operators to move and buckle, the invention has reasonable structure, complete functions, long service life and good stability , high reliability.

Description of drawings

Other characteristics, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments made with reference to the following drawings:

Fig. 1 is a kind of active material of the present invention is the structure schematic diagram of the redox battery of circulation flow liquid state;

Fig. 2 is a structural schematic diagram of a tank cleaning mechanism in a redox battery in which the active substance is in a circulating liquid state according to the present invention;

3 is a structural schematic diagram of a heat dissipation mechanism in a redox battery in which the active substance is in a circulating liquid state according to the present invention;

Fig. 4 is a schematic cross-sectional view of B-B in a redox battery in which the active material is in a circulating liquid state according to the present invention;

5 is a schematic cross-sectional view of A-A in a redox battery in which the active material is in a circulating liquid state according to the present invention;

In the figure: 1-tank cleaning mechanism, 2-heat dissipation mechanism, 3-stack fast fixing mechanism, 4-positive electrolyte storage tank, 5-connecting pipe 1, 6-electric stack body, 7-connecting pipe 2, 8 -Anode electrolyte storage tank, 11-motor, 12-groove, 13-disc body, 14-cleaning cloth, 15-nut seat, 16-screw, 17-pulley, 18-chute, 21-cooling fan , 22-protective net, 23-air duct, 31-splint, 32-installation seat, 33-return spring, 34-pearl cotton board, 35-positioning hole, 36-buckle, 37-metal shrapnel, 38-fix groove.

detailed description

In order to make the technical means, creative features, goals and effects achieved by the present invention easy to understand, the present invention will be further described below in conjunction with specific embodiments.

Please refer to Fig. 1-Fig. 5, the present invention provides a technical solution: a redox battery in which the active substance is in a circulating liquid state, including the main body of the device, a tank body cleaning mechanism 1, a heat dissipation mechanism 2 and a stack fast fixing mechanism 3, The main body of the device includes a positive electrode electrolyte storage tank 4, a connecting pipe 1 5, a stack body 6, a connecting pipe 2 7 and a negative electrode electrolyte storage tank 8. The stack body 6 is installed in the mounting seat 32, and the positive electrode electrolyte storage tank 4 and The negative electrolyte storage tank 8 is symmetrically arranged on the left and right sides of the stack body 6, the positive electrolyte storage tank 4 is connected to the stack body 6 through the connecting pipe one 5, and the negative electrolyte storage tank 8 is connected to the stack body through the connecting pipe two 7. Body 6 is connected.

The tank cleaning mechanism 1 is provided with two groups, and the two groups of tank cleaning mechanisms 1 are installed on the positive electrolyte storage tank 4 and the negative electrolyte storage tank 8 respectively. The tank cleaning mechanism 1 includes a motor 11, a groove 12, a disc Body 13, cleaning cloth 14, nut seat 15, screw mandrel 16, pulley 17 and chute 18, groove 12 and chute 18 are symmetrically opened on the annular side of negative electrode electrolyte storage tank 8, and screw mandrel 16 is installed in groove 12 The inner middle position, and the upper end of the screw rod 16 is connected with the motor 11, the motor 11 is installed on the upper end surface of the negative electrolyte storage tank 8, the cleaning cloth 14 is installed on the inner ring side of the disc body 13, and the nut seat 15 is installed on the disc On the inner annular side of the body 13, and the right end of the nut seat 15 is connected with the screw rod 16, the pulley 17 is installed on the inner annular side of the disc body 13, and the left end of the pulley 17 is assembled in the chute 18, this design realizes the electrolyte storage The rapid cleaning of the tank improves the cleaning efficiency of the electrolyte storage tank and greatly reduces the labor intensity of the operators.

The heat dissipation mechanism 2 is arranged on the right end surface of the mounting base 32. The heat dissipation mechanism 2 includes a heat dissipation fan 21, a protective net 22 and an air guide pipe 23. The air guide pipe 23 is arranged on the middle part of the right end surface of the installation base 32. On the right end face of the tube 23, the heat dissipation fan 21 is installed in the air guide tube 23, the design improves the heat dissipation efficiency of the present invention, realizes the continuous cooling of the electric stack, ensures the stability of the electric stack during operation, and improves the use of the electric stack life.

The stack fast fixing mechanism 3 includes a splint 31, a mounting seat 32, a return spring 33, a pearl cotton board 34, a positioning hole 35, a buckle 36, a metal shrapnel 37 and a fixing groove 38, and the return spring 33 is installed on the front surface of the mounting seat 32 On the top, the splint 31 is fixed on the return spring 33, the pearl cotton board 34 is fixed on the inner bottom of the mounting seat 32, the fixing groove 38 is opened on the right end surface of the stack body 6, and the metal shrapnel 37 is installed on the left end surface of the mounting seat 32 , the buckle 36 is installed on the upper surface of the metal shrapnel 37, and the positioning hole 35 is set on the upper part of the fixing groove 38. This design realizes the quick installation and disassembly of the stack, and has good fixing stability, good shock absorption effect, and is convenient for operation personnel to perform repairs.

Both the positive electrode electrolyte storage tank 4 and the negative electrode electrolyte storage tank 8 are equipped with liquid injection ports on the upper end surfaces, the connecting pipe 1 5 is the same as the connecting pipe 2 7, and two sets of splints 31 are provided, and the two sets of splints 31 are symmetrically arranged front and back In the mounting seat 32, and the two groups of splints 31 are connected to the mounting seat 32 through the return spring 33, two sets of fixing grooves 38 are provided, and the fixing grooves 38 are symmetrically opened on the left end surface and the right end surface of the stack body 6, and the metal shrapnel 37 and buckle 36 are all provided with two groups, and metal shrapnel 37 are symmetrically installed on the left end face and the right end face in mounting base 32, and buckle 36 is respectively installed on two groups of metal shrapnel 37 upper end faces, and buckle 36 is installed with push handle.

Specific embodiments: when using, the operator first checks the present invention to see if there is a defect. If there is a defect, it cannot be used. At this time, the maintenance personnel need to be notified for maintenance. If there is no problem, it can be used. , during use, when the operator needs to clean the positive electrode electrolyte storage tank 4 and the negative electrode electrolyte storage tank, the operator runs the motor 11, and the motor 11 drives the screw mandrel 16 to rotate in the groove 12, so that the nut seat 15 is on the screw mandrel 16 Moving up and down, the nut seat 15 drives the disc body 13 to move up and down on the outer surface of the positive electrolyte storage tank 4 or the outer surface of the negative electrolyte storage tank 8, and the up and down movement of the disc body 13 drives the pulley 17 to move in the chute 18. The disc body 13 drives the cleaning cloth 14 to move up and down, and the cleaning cloth 14 moves up and down to automatically clean the outer surface of the positive electrode electrolyte storage tank 4 or the negative electrode electrolyte storage tank 8, thereby improving the cleaning efficiency and realizing the mechanization of cleaning operations. The labor intensity of the operators is reduced.

The operator places the stack body 6 in the mounting seat 32, inserts the buckle 36 into the fixing groove 38, and then pushes the stack body 6 downward, the stack body 6 squeezes the splint 31 and the buckle 36, and the splint 31 presses The return spring 33 is elastically deformed, and the buckle 36 presses the elastic deformation of the metal shrapnel 37. When the lower end surface of the stack body 6 is closely attached to the pearl cotton board 34, the metal shrapnel 37 fixes the buckle 36 under the action of the resilience force. Positioning hole 35, return spring 33 under the effect of resilience, splint 31 and stack body 6 are closely fitted, and stack body 6 is fixed in mounting seat 32, thus has realized the quick installation of stack body 6, fixes Good stability, when the operator needs to disassemble the stack body 6, the operator moves the buckle 36 out of the positioning hole 35 by pushing the handle, and pulls the stack body 6 upwards to pull the stack body 6 out of the mounting seat 32, Thereby, the quick disassembly of the stack body 6 is realized, which is convenient for operators to carry out inspection and maintenance.

When the stack body 6 needs to cool down, the operator runs the cooling fan 21, and the cooling fan 21 transports the hot air in the mounting seat 32 to the outside of the mounting seat 32 through the air guide tube 23. The addition of the protective net 22 prevents debris from entering the guide tube. Inside the air duct 23, the stability of the operation of the cooling fan 21 is ensured, thereby realizing the cooling function of the stack body 6 and ensuring the stability of the stack body 6 during operation.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above. For those skilled in the art, it is obvious that the present invention is not limited to the details of the above-mentioned exemplary embodiments, and without departing from the spirit or fundamentals of the present invention. The present invention can be implemented in other specific forms without any specific features. Accordingly, the embodiments should be regarded in all points of view as exemplary and not restrictive, the scope of the invention being defined by the appended claims rather than the foregoing description, and it is therefore intended that the scope of the invention be defined by the appended claims rather than by the foregoing description. All changes within the meaning and range of equivalents of the elements are embraced in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only contains an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (6)

1. a kind of active material is in the redox cell for circulating liquid, including equipment body, tank body cleaning mechanism（1）、 Cooling mechanism（2）And pile mechanism for quick fixing（3）, it is characterised in that：The equipment body includes anolyte liquid storage tank （4）, connecting tube one（5）, pile body（6）, connecting tube two（7）And cathode electrolyte storage tank（8）, the pile body（6）Install In mounting seat（32）It is interior, the anolyte liquid storage tank（4）With cathode electrolyte storage tank（8）It is symmetricly set on pile body（6）It is left Right both sides, the anolyte liquid storage tank（4）Pass through connecting tube one（5）With pile body（6）It is connected, the electrolyte liquid storage Tank（8）Pass through connecting tube two（7）With pile body（6）It is connected；

The tank body cleaning mechanism（1）Provided with two groups, tank body cleaning mechanism described in two groups（1）It is separately mounted to anode electrolyte storage Tank（4）With cathode electrolyte storage tank（8）On, the tank body cleaning mechanism（1）Including motor（11）, groove（12）, disc （13）, cleaning cloth（14）, nut seat（15）, screw mandrel（16）, pulley（17）And chute（18）, the groove（12）With chute （18）Symmetrically it is opened in cathode electrolyte storage tank（8）In annular side, the screw mandrel（16）Installed in groove（12）Interior middle position Put, and screw mandrel（16）Upper end and motor（11）It is connected, the motor（11）Installed in cathode electrolyte storage tank（8）Upper surface On, the cleaning cloth（14）Installed in disc（13）On annular side, the nut seat（15）Installed in disc（13） On annular side, and nut seat（15）Right-hand member and screw mandrel（16）It is connected, the pulley（17）Installed in disc（13）It is interior In annular side, and pulley（17）Left end is assemblied in chute（18）It is interior；

The cooling mechanism（2）It is arranged on mounting seat（32）On right side, the cooling mechanism（2）Including radiator fan（21）、 Protection network（22）And guide duct（23）, the guide duct（23）It is arranged on mounting seat（32）Right side medium position, it is described anti- Protecting wire net（22）Installed in guide duct（23）On right side, the radiator fan（21）Installed in guide duct（23）It is interior；

The pile mechanism for quick fixing（3）Including clamping plate（31）, mounting seat（32）, back-moving spring（33）, pearl cotton plate（34）、 Positioning hole（35）, buckle（36）, metal clips（37）And fixing groove（38）, the back-moving spring（33）Installed in mounting seat （32）On Inner Front End face, the clamping plate（31）It is fixed on back-moving spring（33）On, the pearl cotton plate（34）It is fixed on mounting seat （32）Inner bottom part position, the fixing groove（38）It is opened in pile body（6）On right side, the metal clips（37）Installed in peace Fill seat（32）In interior left end face, the buckle（36）Installed in metal clips（37）On upper surface, the positioning hole（35）If Put in fixing groove（38）Internal upper part position.

2. a kind of active material according to claim 1 is in the redox cell for circulating liquid, it is characterised in that： The anolyte liquid storage tank（4）With cathode electrolyte storage tank（8）Liquid injection port is mounted on upper surface.

3. a kind of active material according to claim 1 is in the redox cell for circulating liquid, it is characterised in that： The connecting tube one（5）With connecting tube two（7）Specification is identical.

4. a kind of active material according to claim 1 is in the redox cell for circulating liquid, it is characterised in that： The clamping plate（31）Provided with two groups, clamping plate described in two groups（31）Front and rear symmetry arrangement is in mounting seat（32）It is interior, and two groups of clamping plates （31）Pass through back-moving spring（33）With mounting seat（32）It is connected.

5. a kind of active material according to claim 1 is in the redox cell for circulating liquid, it is characterised in that： The fixing groove（38）Provided with two groups, the fixing groove（38）Symmetrically it is opened in pile body（6）Left side and right side row.

6. a kind of active material according to claim 1 is in the redox cell for circulating liquid, it is characterised in that： The metal clips（37）With buckle（36）It is equipped with two groups, the metal clips（37）It is symmetrically mounted on mounting seat（32）An interior left side On end face and right side, the buckle（36）It is separately mounted to two groups of metal clips（37）On upper surface, and buckle（36）Upper peace Equipped with handle.