CN205723168U - Super-capacitor module - Google Patents

Abstract

The utility model relates to the technical field of energy storage, in particular to a supercapacitor module, comprising a casing, a supercapacitor module, a positive pole and a negative pole, the supercapacitor module is arranged inside the casing, and the positive pole and the negative pole are respectively Connected with the supercapacitor module, both the positive pole and the negative pole extend from the inside of the housing to the outside of the housing; wherein, the positive pole and the supercapacitor module are connected by ultrasonic welding, so The negative pole and the supercapacitor module are connected by ultrasonic welding. Compared with the prior art, the utility model reduces the contact internal resistance through the optimized design, effectively reduces the energy loss when the module outputs power, realizes sufficient protection for the supercapacitor module, and improves the overall safety and stability of the module , Correspondingly, the service life of the module is extended.

Description

Super capacitor module

technical field

The utility model relates to the technical field of energy storage, in particular to a supercapacitor module.

Background technique

With the development of new energy technology, energy storage technology has also developed rapidly. Among them, supercapacitors are increasingly valued for their outstanding high power and long life. In specific applications, due to the high power density and high energy density of supercapacitor modules At the same time, it can apply to a larger voltage and temperature range, so supercapacitors are usually applied in the form of supercapacitor modules, such as applications in wind power generators in new energy. A supercapacitor module usually includes a metal casing, a supercapacitor module connected in series and/or parallel by multiple supercapacitor cells in the metal casing, and components such as positive and negative poles. In applications, the supercapacitor module Overall stability has a major impact on its service life. The assembly method of the shell has an important impact on the safe operation and charging and discharging of the supercapacitor module. Threaded connections such as screws and nuts have a small contact surface and generate a large contact internal resistance, which can easily lead to a reduction in the overall output power of the supercapacitor module and a large energy loss. In addition, during the high-voltage charging process, if the heat generated by the supercapacitor module cannot be dissipated in time, other unnecessary chemical reactions will occur inside the supercapacitor monomers that make up the supercapacitor module, and by-products such as gases will be generated, causing The internal pressure of the supercapacitor monomer increases, which can easily cause accidents such as leakage or even explosion.

In the prior art, for example, the utility model patent ZL 201320688408.3 discloses a supercapacitor module and its conductive connection piece. A conductive connection piece is provided at the conductive end corresponding to the supercapacitor monomer where the positive pole (negative pole) of the supercapacitor module is located. The heat dissipation fins are fixed on the body of the chip; this utility model effectively promotes the heat export of the capacitor module and reduces the influence of high temperature on the supercapacitor monomer to a certain extent, but the protruding setting of the heat dissipation fins gives The use of the supercapacitor module is inconvenient, and its location and method also affect the power output to a certain extent. Another example is a circular supercapacitor module provided by the utility model patent ZL201520486477.5, which includes a bottom plate, side plates are arranged at both ends of the bottom plate, and cover plates are arranged on the side plates. The base, side plates and cover plates are hollow structures , the base, the side plates, the horizontal connecting plate and the cover plate together form a hollow-out frame, and the capacitor cells are arranged side by side in the frame, and the capacitor cells are connected by connecting rows, and the two sides of the surface of the bottom plate and the cover plate are respectively A limit edge is provided, and a number of limit grooves matching the shape of the capacitor monomer are arranged on the limit edge; the utility model facilitates installation and enhances the heat dissipation effect through the hollowed-out frame structure, but also makes the super capacitor module The protection of the internal supercapacitor monomer is affected, which may also easily cause the operation of the supercapacitor module to be unstable.

Therefore, it is urgent to research and develop a better supercapacitor module to ensure power output, reduce energy loss, have a good heat dissipation effect, operate safely and stably, and provide effective protection for the internal supercapacitor module.

Utility model content

The purpose of this utility model is to provide a supercapacitor module for the problems existing in the prior art, which can ensure power output, reduce energy loss, fully improve the heat dissipation effect, and effectively protect the built-in supercapacitor monomer and the supercapacitor composed of it. Capacitor module provides guarantee for safe operation.

The technical scheme for solving the problem of the utility model is: a supercapacitor module, including a housing, a supercapacitor module, a positive pole and a negative pole, the supercapacitor module is arranged inside the housing, the positive pole and the negative pole Negative poles are respectively connected to the supercapacitor module, and both the positive pole and the negative pole extend from the inside of the housing to the outside of the housing; wherein, the positive pole is connected to the supercapacitor module are connected by ultrasonic welding, and the negative pole and the supercapacitor module are connected by ultrasonic welding.

Further, in the supercapacitor module described in the present invention, the supercapacitor module includes a positive current collector plate and a negative current collector plate; the positive pole is connected to the supercapacitor module through an aluminum sheet. connection, wherein, one side of the aluminum sheet is connected to the positive pole by ultrasonic welding, and the other side of the aluminum sheet is connected to the positive current collector plate of the supercapacitor module by ultrasonic welding. Connection; the negative pole is connected to the supercapacitor module through an aluminum sheet, wherein one side of the aluminum sheet is connected to the negative pole by ultrasonic welding, and the other side of the aluminum sheet is connected to the negative pole The negative current collector plates of the supercapacitor modules are connected by ultrasonic welding.

Preferably, in the supercapacitor module described in the present utility model, the positive pole and the negative pole are threaded cylinders, an insulating plate is provided above the supercapacitor module, and an insulating plate is arranged on the insulating plate. There are a first square through hole and a second square through hole, the positive pole passes through the first square through hole, and the thread on the surface of the positive pole is snap-connected with the first square through hole, so The negative pole passes through the second square through hole, and the thread on the surface of the negative pole is snap-connected with the second square through hole.

Preferably, in the supercapacitor module described in the present utility model, the housing includes an upper cover, a bottom plate, four side plates and four sets of corner aluminum, and the four sets of corner aluminum are connected with the four sides The plates are arranged at intervals, and the upper cover, the bottom plate and the side plates are plugged and fixed on the adjacent angle aluminum, and the structure composed of the upper cover, the bottom plate and the side plates fixed by the angle aluminum is reinforced by screws.

Preferably, in the supercapacitor module described in the present utility model, a first gasket is provided between the upper cover and the supercapacitor module, and a second sealing gasket is provided between the bottom plate and the supercapacitor module. Pad; the upper cover is provided with a first circular through hole and a second circular through hole, and the positive pole passes through the first sealing gasket and the first circular through hole and is fastened by a threaded The negative pole column is fixed by a threaded fastener after passing through the first sealing gasket and the second circular through hole.

Preferably, in the supercapacitor module described in the present invention, the supercapacitor module further includes a voltage equalizing plate, a hole for passing through the voltage equalizing plate is provided on the upper cover, and a control box is fixedly arranged on the upper cover , the pressure equalizing plate is fixedly arranged in the control box, and the wire passing hole of the pressure equalizing plate is located under the pressure equalizing plate.

Further, in the supercapacitor module described in the present utility model, the supercapacitor module is composed of a plurality of soft-pack supercapacitor monomers, and each of the soft-pack supercapacitor monomers includes a soft-pack case and a The positive pole ear and the negative pole ear connected to the above-mentioned soft package shell respectively.

Preferably, in the supercapacitor module described in the present invention, in the supercapacitor module, each of the soft-packed supercapacitor cells is connected by ultrasonic welding; when two adjacent soft-pack supercapacitor cells When the pack supercapacitor monomers are connected in series, the positive tab of one of the soft pack supercapacitor monomers is connected to the negative tab of the other soft pack supercapacitor monomer by ultrasonic welding; when adjacent When the two soft-pack supercapacitor monomers are connected in parallel, the positive tabs of the two soft-pack supercapacitor monomers are connected by ultrasonic welding, and the negative tabs of the two soft-pack supercapacitor monomers are connected by ultrasonic welding. connected by ultrasonic welding.

Preferably, in the supercapacitor module described in the present invention, in the supercapacitor module, heat sinks are provided on both sides of each of the soft-pack supercapacitor cells.

Preferably, in the supercapacitor module described in the present utility model, folded edges are provided on both sides of the heat sink, and the two sides with the largest area of each surface of the soft package supercapacitor monomer are respectively connected with the two sides. The heat sinks are adjacent to each other, and the soft pack supercapacitor monomer is located in the wrapping range formed by the folded edges on both sides of one of the adjacent heat sinks; the positive pole, negative pole, heat sink, soft pack supercapacitor Both the positive tab and the negative tab of the capacitor monomer are made of metal aluminum, and the soft casing of the soft-pack supercapacitor monomer is made of aluminum-plastic composite film.

Compared with the prior art, the beneficial effect of the utility model is: through the optimized design, the contact internal resistance between the positive pole and the negative pole and the supercapacitor module and between each supercapacitor monomer is reduced, and the output of the module is effectively reduced. Power loss; through the simple and optimized shell assembly, the super capacitor module can be fully protected, thus effectively avoiding the occurrence of damage to functional components such as the super capacitor module caused by external gas and moisture entering the module. Improve the safety and stability of the module; in addition, the setting of the heat sink makes the heat generated during the operation of the supercapacitor monomer timely exported, thereby effectively avoiding the occurrence of safety accidents caused by heat accumulation; generally, the utility model improves The overall safety and stability of the module prolongs the service life accordingly, effectively guarantees the power output, and reduces energy loss.

Description of drawings

Fig. 1 is a schematic diagram of the external structure of the supercapacitor module of the present invention;

Fig. 2 is a structural schematic diagram of the assembly of the supercapacitor module of the supercapacitor module of the present invention with the positive pole and the negative pole;

Fig. 3 is the structure schematic diagram that the positive pole of the supercapacitor module of the present invention is connected with the aluminum strip;

Fig. 4 is the structural schematic diagram that the negative pole of the supercapacitor module of the present invention is connected with the aluminum strip;

Fig. 5 is a structural schematic diagram of the assembly of the positive pole and the negative pole of the supercapacitor module of the present invention with the insulating plate;

Fig. 6 is an explosion diagram of the supercapacitor module of the present invention;

Fig. 7 is a partial exploded view of the supercapacitor module of the supercapacitor module of the present invention;

FIG. 8 is a partial exploded view of a supercapacitor module provided with heat sinks in the supercapacitor module of the present invention.

As shown in the figure: 1-housing; 2-positive pole; 3-negative pole; 4-supercapacitor module, 401-soft package supercapacitor monomer, 402-heat sink; 5-aluminum strip; 6-insulation plate , 601-the first square through hole, 602-the second square through hole; 7-the upper cover, 701-the first round through hole, 702-the second round through hole, 703-the pressure equalizing plate through the hole; 8 - bottom plate; 9 - side plate; 10 - angle aluminum; 11 - first gasket; 12 - second gasket; 13 - fastener with thread; 14 - control box.

detailed description

The utility model will be described in detail below in conjunction with the accompanying drawings and embodiments, but the utility model is not limited by the embodiments. In order to enhance the public's thorough understanding of the utility model, specific details are specified in the following preferred embodiments, and those skilled in the art can fully understand the utility model without the description of these details. In addition, in order to avoid unnecessary confusion on the essence of the present invention, well-known components, circuits and usage methods are not described in detail.

Example 1

As shown in Figures 1 and 2, a supercapacitor module includes a housing 1, a supercapacitor module 4, a positive pole 2 and a negative pole 3, the supercapacitor module 4 is arranged inside the housing 1, the The positive pole 2 and the negative pole 3 are respectively connected to the supercapacitor module 4, and both the positive pole 2 and the negative pole 3 extend from the inside of the housing 1 to the outside of the housing 1, wherein the positive pole 2 and the supercapacitor The capacitor modules 4 are connected by ultrasonic welding, and the negative pole 3 and the supercapacitor module 4 are connected by ultrasonic welding.

In the above embodiment, by ultrasonically welding the positive pole 2 and the negative pole 3 to the supercapacitor module 4, the contact surface is increased compared with the existing threaded connection such as screws and nuts, thereby reducing the internal contact resistance. , so that the energy loss during the output power of the supercapacitor module is also correspondingly reduced; in addition, it should be noted that the positions of the positive pole 2 and the negative pole are specifically set according to the actual target product requirements and assembly conditions.

In the above embodiment, in order to further ensure the stable connection between the positive pole 2 and the negative pole 3 and the supercapacitor module 4, and further reduce the internal contact resistance, the supercapacitor module 4 includes a positive current collector (not shown in the figure) ) and negative current collector plate (not shown in the figure), as shown in Figure 2 to Figure 4, the positive pole 2 is connected with the supercapacitor module 4 through the aluminum sheet 5, wherein one side of the aluminum sheet 5 It is connected with the positive pole 2 by ultrasonic welding, and the other side of the aluminum sheet 5 is connected with the positive current collector plate (not shown in the figure) of the supercapacitor module 4 by ultrasonic welding. 3 is connected with the supercapacitor module 4 through an aluminum sheet 5, wherein one side of the aluminum sheet 5 is connected with the negative pole 3 by ultrasonic welding, and the other side of the aluminum sheet 5 is connected with the supercapacitor module 4, the negative electrode current collectors (not shown) are connected by ultrasonic welding; in this ultrasonic welding process, the positive pole 2 and the negative pole 3 are welded together with the aluminum strip 5 respectively, and then the integrated The positive pole 2 and the aluminum strip 5 and the integrated negative pole 3 and the aluminum strip 5 are respectively connected to the positive current collector plate of the supercapacitor module 4 and the negative current collector plate of the supercapacitor module 4 by ultrasonic welding, increasing the welding surface , at the same time, through ultrasonic welding, the contact surface of the positive pole 2 and the aluminum strip 5, the contact surface of the aluminum strip 5 and the positive electrode current collector of the supercapacitor module 4, the contact surface of the negative pole 3 and the aluminum strip 5, and the aluminum strip 5 and the contact surface of the negative current collector plate of the supercapacitor module 4 are quickly melted into one. Compared with the existing screw connection, the stability is significantly enhanced, and the increase of the contact surface can make the contact internal resistance corresponding be reduced, thereby further ensuring the output power and reducing energy loss; in order to fully guarantee the ultrasonic welding effect, the positive current collector plate and the negative current collector plate of the positive pole 2, the negative pole 3, and the supercapacitor module 4 are all It is preferably made of metal, preferably aluminum. Preferably, in order to enhance the stability of the positive pole 2 and the negative pole 3, as shown in Figure 5, the positive pole 2 and the negative pole 3 are preferably threaded cylinders, and a There is an insulating plate 6, and a first square through hole 601 and a second square through hole 602 are arranged on the insulating plate 6. The positive pole 2 passes through the first square through hole 601, and the surface of the positive pole 2 is The threads on the surface of the negative electrode 3 are in snap connection with the first square through hole 601, the negative pole 3 passes through the second square through hole 602, and the threads on the surface of the negative pole 3 are in snap connection with the second square through hole 602. Preferably, in order to fully protect the supercapacitor module 4 and avoid the influence of substances such as external gas and moisture entering, as shown in Figures 1 and 6, the housing 1 includes an upper cover 7, a bottom plate 8, four One side plate 9 and four sets of angle aluminum 10, the four sets of angle aluminum 10 are spaced apart from the four side plates 9, and the upper cover 7, bottom plate 8 and side plate 9 are plugged and fixed on the adjacent angle aluminum 10, the structure composed of the upper cover 7, the bottom plate 8 and the side plate 9 fixed by the angle aluminum 10 is reinforced by screws. This arrangement not only makes the assembly of the shell 1 simpler and more optimized, greatly improves the assembly efficiency, but also enables the The supercapacitor module 4 is fully protected, thereby effectively preventing substances such as external gas and moisture from entering the module, thereby fully preventing the supercapacitor module 4 and other functional components from being corroded and other damage accidents, making the module safe and stable performance is improved, correspondingly, it is also beneficial to prolong the service life of the module; wherein, the selection of the angle aluminum 10 is lighter than other fixing parts with the same function; preferably, in order to further strengthen the shell 1 Stability, fully protect the supercapacitor module 4 inside the casing 1, and firmly fix the positive pole 2 and the negative pole 3, a first gasket 11 is arranged between the upper cover 7 and the supercapacitor module 4, and A second gasket 12 is provided between the bottom plate 8 and the supercapacitor module 4, a first circular through hole 701 and a second circular through hole 702 are provided on the upper cover 7, and the positive pole 2 passes through After passing through the first sealing gasket 11 and the first circular through hole 701, it is fixed by a threaded fastener 13. After passing through the first sealing gasket 11 and the second circular through hole 702, the negative pole column 3 passes through the The threaded fastener 13 is fixed, and the threaded fastener 13 is preferably made of insulating materials such as plastics. In actual production and assembly, other insulating pads can also be added around the supercapacitor module 4 according to specific conditions. To strengthen protection such as shockproof; preferably, in order to fully guarantee the stable operation of the module, fully protect the supercapacitor module 4, and efficiently ensure stable power output, the supercapacitor module also includes a voltage equalizing plate (not shown in the figure). The cover 7 is provided with a pressure equalizing plate wire hole 703, a control box 14 is fixedly arranged on the upper cover, the pressure equalizing plate is fixedly arranged in the control box 14, and the pressure equalizing plate wire passing hole 703 is located on the pressure equalizing plate Below, the supercapacitor module 4 is effectively protected by the voltage equalizing plate shown, and the charging function is balanced, and the energy distribution is balanced, thereby prolonging the service life of the supercapacitor module accordingly.

Example 2

As shown in Figures 1 to 6, a supercapacitor module of the present invention has the same basic structure as that of Embodiment 1. Specifically, as shown in Figure 7, it also includes the following settings: In order to improve safety and stability, the The supercapacitor module 4 is made up of a plurality of soft-pack supercapacitor monomers 401, and each of the soft-pack supercapacitor monomers 401 includes a soft-pack housing (not shown in the figure) and is connected to the soft-pack housing respectively. The positive tab (not shown) and the negative tab (not shown).

In the above-mentioned embodiment, by using the supercapacitor unit 401 in the soft package to assemble the supercapacitor module 4, compared with the supercapacitor unit packaged in a hard metal shell, the volume is greatly reduced, and the shock resistance is also enhanced, which can Effectively buffer the internal pressure of the supercapacitor monomer, thereby effectively avoiding accidents such as leakage, fire and explosion, and correspondingly, the safety and stability of the supercapacitor module is also improved; preferably, the soft package of the supercapacitor monomer 401 The housing is made of aluminum-plastic composite film, and the positive and negative tabs of the soft-pack supercapacitor monomer 401 are both made of metal aluminum, which is beneficial to ensure the effect of ultrasonic welding. In the present utility model, the soft-pack supercapacitor unit also includes components such as electric cores arranged inside the soft-pack casing, which are specifically determined according to the requirements of actual production products.

In the above embodiment, in order to further reduce the contact internal resistance, ensure the output power, and reduce energy loss, in the supercapacitor module 4, each of the soft-pack supercapacitor cells 401 is connected by ultrasonic welding, Specifically, when two adjacent soft-pack supercapacitor cells 401 are connected in series, the positive tab of one of the soft-pack supercapacitor cells 401 is connected to the other of the soft-pack supercapacitor cells 401. The negative tabs of the two soft-pack supercapacitor cells 401 are connected in parallel by ultrasonic welding; connected by welding, and the negative tabs of the two soft-pack supercapacitor monomers 401 are connected by ultrasonic welding, thereby correspondingly forming the positive electrode current collector plate and the negative electrode current collector plate of the supercapacitor module 4, which are made by ultrasonic welding. The lug-to-lug connection between the supercapacitor monomers is stable and the contact surface is enlarged. Compared with the traditional threaded connection, the contact internal resistance is greatly reduced, the energy loss is effectively reduced, and the output power is fully guaranteed to meet the requirements of the working conditions.

In the above embodiment, in order to enhance the overall safety and stability of the module, as shown in FIG. 8 , in the supercapacitor module 4, heat sinks 402 are provided on both sides of each of the soft pack supercapacitor monomers 401 , so that the heat generated by the soft-pack supercapacitor monomer 401 can be conducted in time, thereby avoiding other unnecessary chemical reactions inside the supercapacitor monomer to generate gas and other by-products, thereby effectively preventing accidents such as leakage, fire and explosion; For heat dissipation effect, the heat dissipation fin 402 is preferably a metal heat dissipation fin. Preferably, the heat dissipation fin 402 is made of metal aluminum, which ensures the heat dissipation effect and is also conducive to reducing the overall quality change of the module. While ensuring the heat dissipation effect, in order to enhance the stability of the soft-pack supercapacitor monomer 401, folded edges are provided on both sides of the heat sink 402, and the two sides of the largest area of each surface of the soft-pack supercapacitor monomer The sides are respectively adjacent to the two heat sinks, and the soft-pack supercapacitor monomer is located in the wrapping range formed by the folded edges on both sides of one of the adjacent heat sinks, so that each soft-pack supercapacitor The two sides with the largest area of the monomer are completely placed in the heat sink, and only one end where the positive and negative tabs are set and the bottom opposite to the positive and negative tabs are left open, so as to fully improve the heat dissipation effect.

The utility model is not limited to the above-mentioned embodiments, and any obvious improvements or changes made by those skilled in the art to the above-mentioned embodiments will not exceed the concept of the utility model and the scope of protection of the appended claims.

Claims (10)

1. A supercapacitor module, comprising a housing, a supercapacitor module, a positive pole and a negative pole, the supercapacitor module is arranged inside the housing, and the positive pole and the negative pole are respectively connected to the supercapacitor module connected, the positive pole and the negative pole both extend from the inside of the housing to the outside of the housing, characterized in that: the positive pole and the supercapacitor module are connected by ultrasonic welding, The negative pole is connected to the supercapacitor module through ultrasonic welding. 2. The supercapacitor module according to claim 1, wherein the supercapacitor module includes a positive current collector and a negative current collector; The positive pole is connected to the supercapacitor module through an aluminum sheet, wherein one side of the aluminum sheet is connected to the positive pole by ultrasonic welding, and the other side of the aluminum sheet is connected to the The positive current collector plates of the supercapacitor module are connected by ultrasonic welding; The negative pole is connected to the supercapacitor module through an aluminum sheet, wherein one side of the aluminum sheet is connected to the negative pole by ultrasonic welding, and the other side of the aluminum sheet is connected to the The negative current collector plates of the supercapacitor module are connected by ultrasonic welding. 3. The supercapacitor module according to claim 2, characterized in that: the positive pole and the negative pole are threaded cylinders, an insulating plate is provided above the supercapacitor module, and an insulating plate is arranged on the insulating plate A first square through hole and a second square through hole are provided on the top, the positive pole passes through the first square through hole, and the thread on the surface of the positive pole is snap-connected with the first square through hole , the negative pole passes through the second square through hole, and the thread on the surface of the negative pole is snap-connected with the second square through hole. 4. The supercapacitor module according to claim 3, characterized in that: the housing comprises an upper cover, a bottom plate, four side plates and four sets of corner aluminum, and the four sets of corner aluminum are connected with the four The side plates are arranged at intervals, and the upper cover, the bottom plate and the side plates are plugged and fixed on the adjacent angle aluminum, and the structure composed of the upper cover, the bottom plate and the side plates fixed by the angle aluminum is reinforced by screws . 5. The supercapacitor module according to claim 4, characterized in that: a first gasket is provided between the upper cover and the supercapacitor module, and a second gasket is provided between the bottom plate and the supercapacitor module. Two sealing gaskets; the upper cover is provided with a first circular through hole and a second circular through hole, and the positive pole passes through the first sealing gasket and the first circular through hole through a threaded The fastener is fixed, and the negative pole column is fixed by a threaded fastener after passing through the first sealing gasket and the second circular through hole. 6. The supercapacitor module according to claim 4, characterized in that: the supercapacitor module also includes a voltage equalizing plate, a hole for passing through the voltage equalizing plate is provided on the upper cover, and a In the control box, the pressure equalizing plate is fixedly arranged in the control box, and the wire passing hole of the pressure equalizing plate is located under the pressure equalizing plate. 7. The supercapacitor module according to any one of claims 1 to 6, wherein the supercapacitor module is composed of a plurality of soft-pack supercapacitor monomers, and each of the soft-pack supercapacitor monomers is It includes a soft casing and positive and negative tabs respectively connected to the soft casing. 8. The supercapacitor module according to claim 7, characterized in that: in the supercapacitor module, each of the soft-pack supercapacitor monomers is connected by ultrasonic welding; When two adjacent soft-pack supercapacitor monomers are in series, the positive tab of one of the soft-pack supercapacitor monomers passes through the negative tab of the other soft-pack supercapacitor monomer. Connected by ultrasonic welding; When two adjacent soft-pack supercapacitor cells are connected in parallel, the positive tabs of the two soft-pack supercapacitor cells are connected by ultrasonic welding, and the two soft-pack supercapacitor cells The negative tabs of the body are connected by ultrasonic welding. 9 . The supercapacitor module according to claim 7 , wherein, in the supercapacitor module, heat sinks are provided on the periphery of each of the soft-pack supercapacitor cells. 10. The supercapacitor module according to claim 9, characterized in that: the two sides of the heat sink are provided with folded edges, and the two sides with the largest area in each surface of the soft package supercapacitor monomer are respectively connected with two The heat sinks are adjacent, and the soft package supercapacitor monomer is located within the wrapping range formed by the folded edges on both sides of one of the adjacent heat sinks; the positive pole, negative pole, heat sink, soft pack Both the positive tab and the negative tab of the supercapacitor monomer are made of metal aluminum, and the soft casing of the soft-packed supercapacitor monomer is made of aluminum-plastic composite film.