CN218005274U - Electric connection assembly for connecting energy storage module and energy storage cabinet - Google Patents

Abstract

The utility model discloses an electrical connection component and energy storage cabinet for connecting energy storage module, energy storage module has connecting terminal, electrical connection component includes: the conductive bar is suitable for being in plug fit with the connecting terminal so as to enable the conductive bar to be electrically connected with the connecting terminal; the insulating cover is covered on the conductive bar and is suitable for being connected with the connecting terminal, and the insulating cover is suitable for being pressed against the conductive bar. Therefore, through the plug-in cooperation of the conductive bar and the connecting terminal, the conductive bar is installed on the connecting terminal without the help of tools such as a wrench, the conductive bar is convenient to butt with the connecting terminal, the assembly efficiency of the conductive bar and the connecting terminal can be improved, the installation cost of the conductive bar and the connecting terminal can also be reduced, in addition, the conductive bar is pressed through the insulating cover, the virtual connection of the conductive bar and the connecting terminal can be avoided, the generation of arc discharge is prevented, and the use safety of the electric connection assembly is improved.

Description

Electric connection assembly for connecting energy storage module and energy storage cabinet

Technical Field

The utility model belongs to the technical field of the energy storage cabinet and specifically relates to an energy storage cabinet that is used for connecting the electric connection component of energy storage module and has this electric connection component who is used for connecting the energy storage module is related to.

Background

In the related art, the two energy storage modules are electrically connected through the conductive bar, the conductive bar is installed on the battery module through the bolt, the bolt needs to be screwed down by means of a torque wrench in the installation process of the conductive bar, the installation cost is high, the efficiency is low, and the fastening mode of the conductive bar for connecting the positive electrode and the negative electrode of the energy storage modules can cause the energy storage modules to be in virtual connection in the long-term use process, so that arc discharge is generated, and safety risks are caused.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the utility model is to provide an electrical connection component for connecting energy storage module, this electrical connection component be convenient for with connecting terminal butt joint, can promote to lead electrical drainage and connecting terminal assembly efficiency to, can avoid leading electrical drainage and connecting terminal to take place virtual the connecing.

The utility model discloses an energy storage cabinet is further provided.

The utility model further provides an energy storage cabinet.

According to the utility model discloses an electrical connection component for connecting energy storage module, energy storage module has connecting terminal, and electrical connection component includes:

the conductive bar is suitable for being in plug fit with the connecting terminal so as to enable the conductive bar to be electrically connected with the connecting terminal;

the insulating cover is covered on the conductive bar and is suitable for being connected with the connecting terminal, and the insulating cover is suitable for being pressed against the conductive bar.

According to the utility model discloses an electrical connection component for connecting energy storage module, through leading electrical drainage and connecting terminal grafting cooperation, need not install in connecting terminal with the help of instruments such as spanners leading electrical drainage, be convenient for lead electrical drainage and connecting terminal butt joint, can promote leading electrical drainage and connecting terminal assembly efficiency, also can reduce and lead electrical drainage and connecting terminal installation cost, and, press to lead electrical drainage through insulating cover, can avoid leading electrical drainage and connecting terminal to take place the virtual joint, prevent to produce and draw the arc, promote electrical connection component safety in utilization.

In some examples of the present invention, the conductive bar comprises: the first sub-conducting bar and the third sub-conducting bar are respectively used for being in plug-in fit with the corresponding connecting terminals, and the second sub-conducting bar is connected between the first sub-conducting bar and the third sub-conducting bar to separate the first sub-conducting bar from the third sub-conducting bar, so that an avoidance space is formed between the first sub-conducting bar and the second sub-conducting bar and between the third sub-conducting bar and the second sub-conducting bar.

In some examples of the present invention, one end of the second sub-conductive bar is connected to the first sub-conductive bar, the other end of the second sub-conductive bar is connected to the third sub-conductive bar, and the first sub-conductive bar and the third sub-conductive bar extend toward directions away from each other.

In some examples of the present invention, the conductive bar is provided with a positioning groove, and the positioning groove is adapted to be in positioning fit with the connecting terminal.

In some examples of the invention, the insulating cover comprises: insulating cover body and first joint portion, insulating cover body cover is located lead the busbar and press and support lead the busbar in the first direction of insulating cover, at least one side of insulating cover body is equipped with first joint portion, first joint portion be suitable for with connecting terminal joint.

In some examples of the present invention, the insulating cover body is provided with a shielding portion at an end thereof facing the conductive bar, the shielding portion being used for shielding the conductive bar.

In some examples of the present invention, the outer sleeve of the conductive bar is provided with an insulating sleeve.

According to the utility model discloses an energy storage cabinet, include:

the energy storage module is provided with a connecting terminal;

the electric connection assembly is used for electrically connecting two the energy storage module, the electric connection assembly is including leading electrical drainage and insulating lid, lead electrical drainage with connecting terminal cooperation of pegging graft, insulating housing locates lead electrical drainage and with connecting terminal connects, just insulating lid is suitable for pressing lead electrical drainage, the electric connection assembly is foretell the electric connection assembly who is used for connecting the energy storage module.

The utility model discloses an in some examples, the energy storage module is a plurality of, and is a plurality of the energy storage module is in the direction of height of energy storage cabinet stacks gradually, electricity connection component connects adjacent two in order to realize two between the energy storage module electricity is connected between the energy storage module.

In some examples of the present invention, the one end of the conductive bar is adjacent to two of the connecting terminals of the energy storage module are connected to each other, and the other end of the conductive bar is adjacent to two of the connecting terminals of the energy storage module are connected to each other.

In some examples, the energy storage module is provided with two connecting terminals, two the connecting terminals are located the same end of the energy storage module is close to the same side of the energy storage module is arranged.

In some examples of the invention, the connection terminal includes: the terminal comprises a conductive elastic sheet and an insulated terminal body, wherein the terminal body is limited to a plug-in groove, the conductive elastic sheet is arranged in the plug-in groove, and the conductive row is inserted into the plug-in groove and then is in contact with the conductive elastic sheet.

In some examples of the present invention, the conductive elastic sheet includes a first conductive elastic sheet and a second conductive elastic sheet, the first conductive elastic sheet and the second conductive elastic sheet are disposed in a first direction of the connection terminal, the conductive bar is adapted to be inserted between the first conductive elastic sheet and the second conductive elastic sheet.

In some examples of the present invention, the conductive bar is provided with a positioning groove, the first conductive elastic piece and at least one of the second conductive elastic pieces have a limiting convex portion, and the limiting convex portion is suitable for extending into the positioning groove of the conductive bar.

In some examples of the present invention, the connection terminal further includes: and the conductive piece is connected with the conductive elastic sheet and is suitable for being electrically connected with the energy storage module.

In some examples of the invention, the insulating cover is provided with a first joint portion, the connecting terminal is provided with a second joint portion, the second joint portion is adapted to be connected with the first joint portion.

In some examples, the plug groove has two ends, the two ends of the plug groove are open, the insulating cover body of the insulating cover is provided with a shielding part, and the shielding part is used for shielding the plug groove away from the open end of the conductive bar.

According to the utility model discloses an energy storage cabinet, include: the energy storage module and the power output end; the electric connection assembly comprises a conductive bar, the conductive bar is suitable for being connected between the power output end and the connecting terminal of the energy storage module, and the electric connection assembly is used for connecting the energy storage module.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic view of an electrical connection assembly and a connection terminal assembly according to an embodiment of the present invention;

fig. 2 is another perspective view of the assembly of the electrical connection assembly and the connection terminal according to an embodiment of the present invention;

FIG. 3 isbase:Sub>A cross-sectional view taken at A-A of FIG. 2;

fig. 4 is an exploded view of a conductive bar and a connection terminal according to an embodiment of the invention;

fig. 5 is a schematic view of an assembly of a conductive bar and a connection terminal according to an embodiment of the present invention;

fig. 6 is an exploded view of a conductive bar and an insulating cover according to an embodiment of the present invention;

fig. 7 is a schematic view of an assembly of a conductive bar and an insulating cover according to an embodiment of the present invention;

fig. 8 is an exploded view of the electrical connection assembly and the connection terminal on the energy storage module according to an embodiment of the present invention;

fig. 9 is an assembly diagram of the electrical connection assembly and the connection terminal on the energy storage module according to an embodiment of the present invention.

Reference numerals:

an electrical connection assembly 100;

a conductive bar 10; a first sub-conductive bar 11; a second sub-conductive bar 12; a third sub-conductive bar 13; an avoidance space 14; a positioning clamp slot 15;

an insulating cover 20; an insulating cover body 21; a first engaging portion 22; the shielding portion 23;

an insulating sleeve 30;

an energy storage module 201;

a connection terminal 202; a conductive spring 2021; a terminal body 2022; an insertion groove 2023; a first conductive dome 2024; a second conductive dome 2025; a limit projection 2026; conductive element 2027; a second clamping portion 2028; a positive connection terminal 2029; a negative electrode connection terminal 2030; mounting posts 2031;

conductive row positioning slots 203.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

Referring to fig. 1-9, an electrical connection assembly 100 for connecting energy storage modules 201 according to an embodiment of the present invention is described, the electrical connection assembly 100 is suitable for being connected between two energy storage modules 201 to realize electrical connection between two energy storage modules 201, so as to connect two energy storage modules 201 in series or in parallel, and the present application is described by taking the example that the electrical connection assembly 100 is connected between two energy storage modules 201 to connect two energy storage modules 201 in series. The energy storage modules 201 have connection terminals 202, and two connection terminals 202 may be provided for each energy storage module 201, one of the two connection terminals 202 being configured as a positive connection terminal 2029 of the energy storage module 201, and the other of the two connection terminals 202 being configured as a negative connection terminal 2030 of the energy storage module 201.

As shown in fig. 1 to 9, an electrical connection assembly 100 according to an embodiment of the present invention includes: a conductive bar 10 and an insulating cover 20, wherein the conductive bar 10 can be provided as a copper bar, and the conductive bar 10 is suitable for being plugged and matched with the connecting terminal 202 so as to electrically connect the conductive bar 10 and the connecting terminal 202. The insulation cover 20 covers the conductive bar 10, the insulation cover 20 is adapted to be connected to the connection terminal 202, and the insulation cover 20 is adapted to press against the conductive bar 10.

When the two energy storage modules 201 need to be connected in series, the conductive bar 10 is connected with the positive connecting terminal 2029 of one energy storage module 201 of the two energy storage modules 201 in an inserted manner, and the conductive bar 10 is further connected with the negative connecting terminal 2030 of the other energy storage module 201 of the two energy storage modules 201 in an inserted manner, so that the two energy storage modules 201 are connected in series, in the process of inserting the conductive bar 10 and the connecting terminal 202, the conductive bar 10 is not required to be inserted into the connecting terminal 202 by means of tools such as a wrench and the like, the conductive bar 10 is conveniently butted with the connecting terminal 202, the assembly efficiency of the conductive bar 10 and the connecting terminal 202 can be improved, and the installation cost of the conductive bar 10 and the connecting terminal 202 can also be reduced. Meanwhile, the insulating cover 20 is connected with the connecting terminal 202, the insulating cover 20 presses against the conductive bar 10, the conductive bar 10 is pressed against the conductive bar 10 through the insulating cover 20, the conductive bar 10 can be reliably inserted into the connecting terminal 202, virtual connection between the conductive bar 10 and the connecting terminal 202 can be avoided, arcing is prevented, the use safety of the electric connection assembly 100 is improved, and the use safety of the energy storage module 201 can also be improved. In addition, the insulating cover 20 is an insulating member, and the insulating cover 20 covers the conductive bar 10, so that the conductive bar 10 can be prevented from being exposed, electric leakage can be avoided, and high-voltage safety is improved.

Therefore, through the insertion and matching of the conductive bar 10 and the connection terminal 202, the conductive bar 10 is not required to be installed on the connection terminal 202 by means of a tool such as a wrench, the conductive bar 10 is convenient to butt with the connection terminal 202, the assembly efficiency of the conductive bar 10 and the connection terminal 202 can be improved, the installation cost of the conductive bar 10 and the connection terminal 202 can also be reduced, in addition, the insulating cover 20 is pressed against the conductive bar 10, the virtual connection of the conductive bar 10 and the connection terminal 202 can be avoided, the arc discharge is prevented from being generated, and the use safety of the electric connection assembly 100 is improved.

In some embodiments of the present invention, as shown in fig. 4-7, 9, the conductive bar 10 may include: the connector comprises a first sub-conductive bar 11, a second sub-conductive bar 12 and a third sub-conductive bar 13, wherein the first sub-conductive bar 11 and the third sub-conductive bar 13 are respectively used for being matched with corresponding connecting terminals 202 in an inserting manner, the second sub-conductive bar 12 is connected between the first sub-conductive bar 11 and the third sub-conductive bar 13 to separate the first sub-conductive bar 11 from the third sub-conductive bar 13, so that avoidance spaces 14 are formed between the first sub-conductive bar 11 and the second sub-conductive bar 12 and between the third sub-conductive bar 13 and the second sub-conductive bar 12, and each avoidance space 14 is used for being provided with one connecting terminal 202.

As shown in fig. 8 and 9, the energy storage modules 201 may be provided with a busbar positioning slot 203, the shape of the busbar positioning slot 203 is consistent with that of the busbar 10, when two energy storage modules 201 need to be connected in series, the first busbar 11 is in plug-in connection with the positive connecting terminal 2029 of one energy storage module 201 of the two energy storage modules 201, the negative connecting terminal 2030 of the energy storage module 201 connected to the first busbar 11 is located in the avoiding space 14 between the first busbar 11 and the second busbar 12, the third busbar 13 is in plug-in connection with the negative connecting terminal 2030 of the other energy storage module 201 of the two energy storage modules 201, the positive connecting terminal 2029 of the energy storage module 201 connected to the third busbar 13 is located in the avoiding space 14 between the third busbar 13 and the second busbar 12, the busbar 10 is located in the busbar positioning slot 203, the busbar positioning slot 203 limits the busbar 10 along the length, width and thickness direction of the busbar 10, so as to prevent the busbar 10 from being hidden, and prevent the busbar 10 from being scratched, and prevent the busbar from being mistakenly assembled, and prevent the busbar from being rubbed and being mistakenly fitted on the busbar 10, and the busbar 10. Meanwhile, the structure of the conductive bar 10 can be flexibly configured by arranging the second sub-conductive bar 12, so that the conductive bar 10 is matched with the arrangement conditions of the connection terminals 202 of different energy storage modules 201.

In some embodiments of the present invention, one end of the second sub-conductive bar 12 is connected to the first sub-conductive bar 11, the other end of the second sub-conductive bar 12 is connected to the third sub-conductive bar 13, and the first sub-conductive bar 11 and the third sub-conductive bar 13 are extended toward a direction away from each other. As shown in fig. 4-7 and 9, one end of the second sub-conductive row 12 is connected to one end of the first sub-conductive row 11, and the other end of the second sub-conductive row 12 is connected to one end of the third sub-conductive row 13, further, the second sub-conductive row 12 is vertically disposed to both the first sub-conductive row 11 and the third sub-conductive row 13, so that a space 14 can be formed between the first sub-conductive row 11 and the second sub-conductive row 12 and between the third sub-conductive row 13 and the second sub-conductive row 12, and the arrangement of the first sub-conductive row 11, the second sub-conductive row 12 and the third sub-conductive row 13 can be made reasonable. Moreover, the conductive bar 10 can be made into a Z-shaped structure, and the positive connecting terminal 2029 and the negative connecting terminal 2030 are led out from the same side of the energy storage module 201 by setting the conductive bar 10 into the Z-shaped structure, so that the electrical connection assembly 100 can be conveniently mounted and dismounted, and the maintenance of the electrical connection assembly 100 can be conveniently carried out.

In some embodiments of the present invention, as shown in fig. 4 to fig. 6, the conductive bar 10 is provided with a positioning slot 15, the positioning slot 15 is suitable for positioning and matching with the connection terminal 202, and further, the positioning slot 15 penetrates through the conductive bar 10 in the thickness direction of the conductive bar 10. The first sub-conductor bar 11 and the third sub-conductor bar 13 are provided with a positioning slot 15, the connecting terminal 202 can be provided with a limiting convex portion 2026, after the conductor bar 10 is inserted into the connecting terminal 202, the limiting convex portion 2026 extends into the positioning slot 15 of the conductor bar 10, and the limiting convex portion 2026 is matched with the positioning slot 15, so that the conductor bar 10 can be reliably inserted into the connecting terminal 202, the separation of the connecting terminal 202 and the conductor bar 10 can be avoided, thereby further avoiding the virtual connection between the conductor bar 10 and the connecting terminal 202, and also preventing the conductor bar 10 from shaking relative to the connecting terminal 202.

Further, the first sub-conductor bar 11 and the third sub-conductor bar 13 are both provided with a plurality of positioning slots 15, the connecting terminal 202 can be provided with a plurality of limiting protrusions 2026, and the plurality of positioning slots 15 and the plurality of limiting protrusions 2026 are matched to more reliably plug the conductor bar 10 into the connecting terminal 202, so that the separation of the connecting terminal 202 and the conductor bar 10 can be further avoided, the virtual connection between the conductor bar 10 and the connecting terminal 202 can be further avoided, and the shaking of the conductor bar 10 relative to the connecting terminal 202 can be further prevented.

In some embodiments of the present invention, as shown in fig. 1, 6 and 7, the insulation cover 20 may include: the insulating cover comprises an insulating cover body 21 and a first clamping portion 22, wherein the insulating cover body 21 covers the conductive bar 10 and is suitable for pressing against the conductive bar 10, when the electrical connection assembly 100 is placed in the direction shown in fig. 1 in the first direction of the insulating cover 20, the first direction of the insulating cover 20 refers to the left-right direction shown in fig. 1, the first clamping portion 22 is arranged on at least one side of the insulating cover body 21, preferably, the first clamping portion 22 is arranged on each of two sides of the insulating cover body 21 in the first direction, and the first clamping portion 22 is suitable for being clamped with the connection terminal 202. Wherein, through set up first joint portion 22 on insulating cover body 21, can install insulating cover 20 in connecting terminal 202 firmly, can make insulating cover body 21 reliably press and to lead electrical drainage 10 to can further prevent to lead electrical drainage 10 and connecting terminal 202 virtual joint, and, cover through insulating cover body 21 and locate to lead electrical drainage 10, can play insulating guard action, avoid electrical connection component 100 electric leakage, promote electrical connection component 100 safety in utilization. Simultaneously, through insulating cover 20 and connecting terminal 202 joint, be convenient for insulating cover 20 and connecting terminal 202 dismouting, can promote insulating cover 20 and connecting terminal 202 assembly efficiency.

In some embodiments of the present invention, in the second direction of the insulating cover 20, when the electrical connection assembly 100 is placed in the direction of fig. 1, the second direction of the insulating cover 20 is the front-back direction of fig. 1, the end of the insulating cover body 21 away from the conductive bar 10 is provided with a shielding portion 23, and the shielding portion 23 is used for shielding the conductive bar 10. As shown in fig. 1, 5 and 7, the connection terminal 202 defines a plugging groove 2023, as shown in fig. 1 and 5, when the electrical connection assembly 100 is placed in the direction of fig. 5, the upper end of the plugging groove 2023 is open, and in the second direction of the insulating cover 20, the front end of the plugging groove 2023 and the rear end of the plugging groove 2023 are both open, the conductive bar 10 is pressed into the plugging groove 2023 of the connection terminal 202 from the open end of the plugging groove 2023 to achieve the plugging and mating of the conductive bar 10 and the connection terminal 202, after the conductive bar 10 is inserted into the plugging groove 2023, the insulating cover 20 is mounted on the connection terminal 202, and the shielding portion 23 can shield the open end of the plugging groove 2023 in the second direction, so as to shield the conductive bar 10, and further prevent the electrical connection assembly 100 from leaking electricity. Moreover, the insulating cover 20 can be inserted into the upper end of the slot 2023, and the insulating cover 20 can limit the position of the conductive bar 10, thereby preventing the conductive bar 10 from being ejected from the slot 2023.

In some embodiments of the present invention, as shown in fig. 1, 4-6, an insulating sleeve 30 is sleeved outside the conductive bar 10, the insulating sleeve 30 has an insulating function, further, the insulating sleeve 30 may be made of insulating glue, and further, in the length direction of the conductive bar 10, at least a part of the structures of the first sub conductive bar 11 and the third sub conductive bar 13 is exposed outside the insulating sleeve 30. Through establishing insulating cover 30 cover in the outside of leading electrical bar 10, can avoid leading electrical bar 10 electric leakage, can prevent to electrocute after the user contacts leading electrical bar 10 to can further promote electrical connection component 100 safety in utilization.

As shown in fig. 1-9, the energy storage cabinet according to the embodiment of the present invention includes: an energy storage module 201 (the energy storage module 201 in the above embodiment) and an electrical connection assembly 100, wherein the electrical connection assembly 100 is the electrical connection assembly 100 in the above embodiment. The energy storage module 201 is provided with a connecting terminal 202 (connecting terminal 202 in the above embodiment), a plurality of energy storage modules 201 are arranged in the energy storage cabinet, the plurality of energy storage modules 201 are sequentially stacked in the height direction of the energy storage cabinet, each energy storage module 201 is provided with two connecting terminals 202, the two connecting terminals 202 are arranged in the width direction of the energy storage module 201, and the two connecting terminals 202 are arranged at the same end of the energy storage module 201, one of the two connecting terminals 202 is constructed as a positive connecting terminal 2029 of the energy storage module 201, and the other of the two connecting terminals 202 is constructed as a negative connecting terminal 2030 of the energy storage module 201. The electrical connection assembly 100 is used for electrically connecting the two energy storage modules 201, the electrical connection assembly 100 includes a conductive bar 10 and an insulating cover 20, the conductive bar 10 is in insertion fit with the connection terminal 202, the insulating cover 20 covers the conductive bar 10 and is connected with the connection terminal 202, and the insulating cover 20 is suitable for pressing against the conductive bar 10.

When the two energy storage modules 201 need to be connected in series, the conductive bar 10 is connected with the positive connecting terminal 2029 of one energy storage module 201 in the two energy storage modules 201 in an inserting manner, and the conductive bar 10 is also connected with the negative connecting terminal 2030 of the other energy storage module 201 in the two energy storage modules 201 in an inserting manner, so that the two energy storage modules 201 are connected in series, in the inserting process of the conductive bar 10 and the connecting terminal 202, the conductive bar 10 is not required to be inserted into the connecting terminal 202 by means of tools such as a wrench, the conductive bar 10 is convenient to be butted with the connecting terminal 202, the assembling efficiency of the conductive bar 10 and the connecting terminal 202 can be improved, the assembling efficiency of the energy storage cabinet is improved, and the assembling cost of the conductive bar 10 and the connecting terminal 202 can be reduced. Simultaneously, insulating lid 20 is connected with connecting terminal 202, and insulating lid 20 presses and supports electrically conductive row 10, presses and supports electrically conductive row 10 through insulating lid 20, can make electrically conductive row 10 and connecting terminal 202 reliably peg graft, can avoid electrically conductive row 10 and connecting terminal 202 to take place the virtual joint, prevents to produce and draws the arc, promotes electrical connection component 100 safety in utilization, also can promote energy storage module 201 safety in utilization to promote energy storage cabinet safety in utilization. In addition, the insulating cover 20 is an insulating member, and the insulating cover 20 covers the conductive bar 10, so that the conductive bar 10 can be prevented from being exposed, electric leakage can be avoided, and high-voltage safety is improved.

The utility model discloses an in some embodiments, energy storage module 201 is a plurality of, and a plurality of energy storage modules 201 are range upon range of in proper order in the direction of height of energy storage cabinet and are arranged, and electrical connection component 100 is connected between two adjacent energy storage modules 201 in order to realize between two energy storage modules 201 electricity, through connecting electrical connection component 100 between two adjacent energy storage modules 201, can establish ties or connect in parallel two energy storage modules 201. By using the bent conductive bar 10 to connect two adjacent energy storage modules 201, the positive connecting terminal 2029 and the negative connecting terminal 2030 are led out from the same side of the energy storage modules 201, so that the electrical connection assembly 100 can be conveniently mounted and dismounted, and the maintenance of the electrical connection assembly 100 is also convenient.

In some embodiments of the present invention, one end of the conductive bar 10 is connected to the connecting terminal 202 of one energy storage module 201 of two adjacent energy storage modules 201, and the other end of the conductive bar 10 is connected to the connecting terminal 202 of another energy storage module 201 of two adjacent energy storage modules 201 to realize the electrical connection between two energy storage modules 201.

In some embodiments of the present invention, as shown in fig. 9, the energy storage module 201 is provided with two connection terminals 202, one of the two connection terminals 202 is connected to the busbar 10, and the other connection terminal 202 is spaced from the busbar 10. Each energy storage module 201 is provided with two connection terminals 202, one of the two connection terminals 202 of the energy storage module 201 is connected with the conductive bar 10, and the other connection terminal 202 is located in the avoidance space 14 formed by the conductive bar 10, so that the connection terminal 202 and the conductive bar 10 are avoided from being separated, and the connection terminal 202 and the conductive bar 10 are prevented from interfering. The two connection terminals 202 are disposed at the same end of the energy storage module 201, and the two connection terminals 202 are disposed near the same side of the energy storage module 201, it can also be understood that the energy storage module 201 is provided with a positive connection terminal 2029 and a negative connection terminal 2030, and the positive connection terminal 2029 and the negative connection terminal 2030 are disposed near the same side of the energy storage module 201.

It should be noted that the positive connection terminal 2029 and the negative connection terminal 2030 of each energy storage module 201 are disposed at the same end of the energy storage module 201, as shown in fig. 9, when the electrical connection assembly 100 and the connection terminal 202 are disposed in the direction of fig. 9, the positive connection terminal 2029 and the negative connection terminal 2030 are disposed near the same side of the energy storage module 201, for example: the positive connecting terminal 2029 and the negative connecting terminal 2030 are arranged close to the left side of the energy storage modules 201, the positive connecting terminal 2029 is located on the left side of the negative connecting terminal 2030, when a plurality of energy storage modules 201 are stacked in the height direction of the energy storage cabinet in sequence, the conductive bar 10 is connected between two adjacent energy storage modules 201, the lower end of the conductive bar 10 is in plug connection with the positive connecting terminal 2029 of the energy storage module 201 located below, the upper end of the conductive bar 10 is in plug connection with the negative connecting terminal 2030 of the energy storage module 201 located above, and therefore the two adjacent energy storage modules 201 are electrically connected.

In some embodiments of the present invention, as shown in fig. 4 and 5, the connection terminal 202 may include: the conductive spring 2021 and the insulated terminal body 2022, the terminal body 2022 defines a plugging groove 2023, the conductive spring 2021 is disposed in the plugging groove 2023, and the conductive bar 10 is inserted into the plugging groove 2023 and then contacts with the conductive spring 2021. Further, when the electrical connection assembly 100 is placed in the direction shown in fig. 5, the upper end of the insertion groove 2023 is open, and in the second direction of the insulating cover 20, the front end of the insertion groove 2023 and the rear end of the insertion groove 2023 are both open, and the conductive bar 10 is pressed into the insertion groove 2023 of the connection terminal 202 from the open end of the insertion groove 2023 to make the conductive spring 2021 contact the conductive bar 10, so as to achieve the electrical connection between the conductive bar 10 and the conductive spring 2021.

Further, as shown in fig. 4 and 5, the conductive elastic piece 2021 may include a first conductive elastic piece 2024 and a second conductive elastic piece 2025, the first conductive elastic piece 2024 and the second conductive elastic piece 2025 are oppositely disposed in a first direction of the connection terminal 202, the first direction of the connection terminal 202 is consistent with the first direction of the insulation cover 20, and the conductive bar 10 is adapted to be inserted between the first conductive elastic piece 2024 and the second conductive elastic piece 2025. Further, the first conductive spring pieces 2024 and the second conductive spring pieces 2025 are both multiple, the multiple first conductive spring pieces 2024 and the multiple second conductive spring pieces 2025 are all sequentially arranged along the second direction of the connection terminal 202, the multiple first conductive spring pieces 2024 and the multiple second conductive spring pieces 2025 are in one-to-one correspondence, and the second direction of the connection terminal 202 is consistent with the second direction of the insulation cover 20. After the conductive bar 10 is pressed into the plugging slot 2023 of the connection terminal 202 from the open end of the plugging slot 2023, the conductive bar 10 is sandwiched between the first conductive elastic piece 2024 and the second conductive elastic piece 2025, so as to ensure reliable contact between the conductive bar 10 and the first conductive elastic piece 2024 and the second conductive elastic piece 2025, thereby further preventing the conductive bar 10 from being in virtual connection with the connection terminal 202.

Further, as shown in fig. 4 and 5, the conductive bar 10 is provided with a positioning slot 15, at least one of the first conductive elastic piece 2024 and the second conductive elastic piece 2025 has a limiting protrusion 2026, and the limiting protrusion 2026 is adapted to extend into the positioning slot 15 of the conductive bar 10. The positioning slot 15 may penetrate through the conductive bar 10 in the thickness direction of the conductive bar 10, the first sub conductive bar 11 and the third sub conductive bar 13 are provided with the positioning slot 15, the first conductive elastic piece 2024 and the second conductive elastic piece 2025 may both be provided with the limiting protrusion 2026, after the conductive bar 10 is plugged onto the connection terminal 202, the limiting protrusion 2026 extends into the positioning slot 15 of the conductive bar 10, the conductive bar 10 can be reliably plugged onto the connection terminal 202 by the cooperation of the limiting protrusion 2026 and the positioning slot 15, and the separation of the conductive elastic piece 2021 and the conductive bar 10 can be avoided, thereby further avoiding the virtual connection between the conductive bar 10 and the conductive elastic piece 2021, and also preventing the conductive bar 10 from shaking relative to the connection terminal 202. And, through spacing convex part 2026 stretching into the positioning slot 15 of the conductive bar 10, can judge whether the conductive bar 10 is inserted in place.

In some embodiments of the present invention, as shown in fig. 1 and 4, the connection terminal 202 may further include: the conductive element 2027, the conductive element 2027 may be configured as a metal element, the conductive element 2027 is connected to the conductive elastic piece 2021, and the conductive element 2027 is suitable for being electrically connected to the energy storage module 201. Furthermore, one end of the conductive element 2027 extends into the insertion groove 2023 and is connected to the conductive spring 2021. When the connection terminal 202 is mounted on the energy storage module 201, the conductive element 2027 is connected between the conductive spring 2021 and the energy storage module 201, so as to electrically connect the connection terminal 202 and the energy storage module 201.

In some embodiments of the present invention, as shown in fig. 1 and 4, the insulating cover 20 is provided with a first clamping portion 22, the connecting terminal 202 is provided with a second clamping portion 2028, and the second clamping portion 2028 is suitable for clamping with the first clamping portion 22 of the insulating cover 20. In the first direction of the connection terminal 202, the two sides of the connection terminal 202 are both provided with second clamping portions 2028, and the second clamping portions 2028 are connected to the first clamping portions 22 in a one-to-one correspondence manner. Through second joint portion 2028 and the joint of first joint portion 22, be convenient for install insulating cover 20 in connecting terminal 202, also be convenient for pull down insulating cover 20 from connecting terminal 202 to can promote insulating cover 20 and connecting terminal 202 dismouting efficiency. However, the present invention is not limited to this, and the insulating cover 20 and the connection terminal 202 may be assembled by a bolt connection method, and the specific assembling method of the insulating cover 20 and the connection terminal 202 may be selected according to actual conditions.

Further, as shown in fig. 1 and 4, the first engaging portion 22 is one of an engaging hole and a hook, and the second engaging portion 2028 is the other of the engaging hole and the hook, for example: first joint portion 22 is the joint hole, and second joint portion 2028 is the trip, and in insulating cover 20 and connecting terminal 202 assembling process, press insulating cover 20, make the trip card go into in the joint hole, can accomplish the assembly of insulating cover 20 and connecting terminal 202. The structure of the first clamping portion 22 and the second clamping portion 2028 can be simplified by the arrangement, the production difficulty of the insulating cover 20 and the connecting terminal 202 is reduced, and the production efficiency of the insulating cover 20 and the connecting terminal 202 can be improved.

In some embodiments of the present invention, in the second direction of the connection terminal 202, two ends of the insertion groove 2023 are open, and the insulation cover body 21 is provided with a shielding portion 23, wherein the shielding portion 23 is used for shielding the open end of the insertion groove 2023 away from the conductive bar 10. When the connection terminal 202 is placed in the direction shown in fig. 5, the upper end of the plugging slot 2023 is open, and in the second direction of the connection terminal 202, both ends of the plugging slot 2023 are open, the conductive bar 10 is pressed into the plugging slot 2023 of the connection terminal 202 from the open end of the plugging slot 2023 to make the conductive elastic sheet 2021 contact the conductive bar 10, after the conductive bar 10 is inserted into the plugging slot 2023, the insulation cover 20 is mounted on the connection terminal 202, and the shielding portion 23 can shield the open end of the plugging slot 2023 in the second direction, so as to shield the conductive bar 10, thereby preventing the electric leakage of the electrical connection assembly 100.

Further, as shown in fig. 1, the connection terminal 202 is provided with a mounting post 2031, and is connected to the energy storage module 201 by a bolt passing through the mounting post 2031 to fixedly mount the connection terminal 202 to the energy storage module 201.

It should be noted that, first, a plurality of energy storage modules 201 are installed in the energy storage cabinet, the plurality of energy storage modules 201 are sequentially stacked and arranged in the height direction of the energy storage cabinet, then the conductive bar 10 is installed in the conductive bar positioning groove 203, meanwhile, the lower end of the conductive bar 10 is aligned to the connection terminal 202 of the energy storage module 201 below, and the upper end of the conductive bar 10 is aligned to the connection terminal 202 of the energy storage module 201 above, the conductive bar 10 is pressed hard, so that the conductive bar 10 is between the first conductive elastic sheet 2024 and the second conductive elastic sheet 2025, until the conductive bar 10 cannot be pressed continuously into the insertion groove 2023.

According to the utility model discloses energy storage cabinet includes: energy storage module 201, power take off and electrical connection component 100. The electrical connection assembly 100 comprises an electrically conductive bar 10, the electrically conductive bar 10 is suitable for being connected between a power output end and a connection terminal 202 of an energy storage module 201, and the electrical connection assembly 100 is the electrical connection assembly 100 for connecting the energy storage module 201 of the above embodiment. Wherein, can be provided with the control unit in the energy storage cabinet, power take off can set up on the control unit, and the one end of electrically conductive row 10 is pegged graft in the connecting terminal 202 of energy storage module 201, and the other end of electrically conductive row 10 can be connected with power take off through the power line to outwards export the electric quantity of energy storage module 201.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (18)

1. An electrical connection assembly (100) for connecting a power storage module (201), the power storage module (201) having a connection terminal (202), comprising:

the conductive bar (10), the conductive bar (10) is suitable for being matched with the connecting terminal (202) in a plugging mode so as to enable the conductive bar (10) and the connecting terminal (202) to be electrically connected;

an insulating cover (20), the insulating cover (20) covers the conductive bar (10) and is suitable for being connected with the connecting terminal (202), and the insulating cover (20) is suitable for being pressed against the conductive bar (10).

2. The electrical connection assembly (100) for connecting energy storage modules (201) of claim 1,

the conductive bar (10) comprises: the connector comprises a first sub-conductive bar (11), a second sub-conductive bar (12) and a third sub-conductive bar (13), wherein the first sub-conductive bar (11) and the third sub-conductive bar (13) are respectively used for being in plug-in fit with the corresponding connecting terminals (202), the second sub-conductive bar (12) is connected between the first sub-conductive bar (11) and the third sub-conductive bar (13) to separate the first sub-conductive bar (11) from the third sub-conductive bar (13), and therefore an avoidance space (14) is formed between the first sub-conductive bar (11) and the second sub-conductive bar (12) and between the third sub-conductive bar (13) and the second sub-conductive bar (12).

3. The electrical connection assembly (100) for connecting an energy storage module (201) according to claim 2, wherein one end of the second sub-conductive bar (12) is connected to the first sub-conductive bar (11), the other end of the second sub-conductive bar (12) is connected to the third sub-conductive bar (13), and the first sub-conductive bar (11) and the third sub-conductive bar (13) extend in a direction away from each other.

4. The electrical connection assembly (100) for connecting energy storage modules (201) according to claim 1, wherein the conductive bar (10) is provided with a positioning slot (15), the positioning slot (15) being adapted to be in positioning fit with the connection terminal (202).

5. The electrical connection assembly (100) for connecting energy storage modules (201) according to claim 1, wherein the insulating cover (20) comprises: insulating cover body (21) and first joint portion (22), insulating cover body (21) cover is located electrically conductive row (10) and press and support electrically conductive row (10) in the first direction of insulating cover (20), at least one side of insulating cover body (21) is equipped with first joint portion (22), first joint portion (22) be suitable for with connecting terminal (202) joint.

6. The electrical connection assembly (100) for connecting an energy storage module (201) according to claim 5, wherein, in the second direction of the insulating cover (20), an end of the insulating cover body (21) away from the conductive bar (10) is provided with a shielding portion (23), and the shielding portion (23) is used for shielding the conductive bar (10).

7. The electrical connection assembly (100) for connecting energy storage modules (201) according to claim 1, wherein the conductive bar (10) is externally sheathed with an insulating sheath (30).

8. An energy storage cabinet, comprising:

the energy storage module (201), the energy storage module (201) is provided with a connecting terminal (202);

the electrical connection assembly (100), the electrical connection assembly (100) is used for electrically connecting two energy storage modules (201), the electrical connection assembly (100) comprises a conductive bar (10) and an insulating cover (20), the conductive bar (10) is in plug-in fit with the connecting terminal (202), the insulating cover (20) covers the conductive bar (10) and is connected with the connecting terminal (202), the insulating cover (20) is suitable for pressing against the conductive bar (10), and the electrical connection assembly (100) is the electrical connection assembly (100) used for connecting the energy storage modules (201) according to any one of claims 1 to 7.

9. The energy storage cabinet according to claim 8, characterized in that the number of the energy storage modules (201) is multiple, the energy storage modules (201) are stacked in sequence in the height direction of the energy storage cabinet, and the electrical connection assembly (100) is connected between two adjacent energy storage modules (201) to achieve electrical connection between the two energy storage modules (201).

10. The energy storage cabinet according to claim 9, characterized in that one end of the conductive bar (10) is plugged with the connection terminal (202) of one energy storage module (201) of two adjacent energy storage modules (201), and the other end of the conductive bar (10) is plugged with the connection terminal (202) of the other energy storage module (201) of two adjacent energy storage modules (201).

11. The energy storage cabinet according to claim 8, wherein the energy storage module (201) is provided with two connecting terminals, and the two connecting terminals (202) are arranged at the same end of the energy storage module (201) and close to the same side of the energy storage module (201).

12. Energy storage cabinet according to claim 8, characterized in that the connection terminal (202) comprises: the terminal comprises a conductive elastic sheet (2021) and an insulated terminal body (2022), wherein the terminal body (2022) defines a plugging groove (2023), the conductive elastic sheet (2021) is arranged in the plugging groove (2023), and the conductive row (10) is inserted into the plugging groove (2023) and then contacts with the conductive elastic sheet (2021).

13. The energy storage cabinet of claim 12, wherein the conductive dome (2021) comprises a first conductive dome (2024) and a second conductive dome (2025), the first conductive dome (2024) and the second conductive dome (2025) are disposed opposite to each other in a first direction of the connection terminal (202), and the conductive bar (10) is adapted to be inserted between the first conductive dome (2024) and the second conductive dome (2025).

14. The energy storage cabinet of claim 13, wherein the conductive bar (10) is provided with a positioning slot (15), at least one of the first conductive elastic piece (2024) and the second conductive elastic piece (2025) is provided with a limiting protrusion (2026), and the limiting protrusion (2026) is adapted to extend into the positioning slot (15).

15. Energy storage cabinet according to claim 12, characterized in that the connection terminal (202) further comprises: the conductive piece (2027), the conductive piece (2027) is connected with the conductive elastic sheet (2021) and is suitable for being electrically connected with the energy storage module (201).

16. The energy storage cabinet of claim 8, wherein the insulation cover (20) is provided with a first clamping portion (22), the connection terminal (202) is provided with a second clamping portion (2028), and the second clamping portion (2028) is suitable for being clamped with the first clamping portion (22).

17. An energy storage cabinet according to claim 12, wherein in the second direction of the connection terminal (202), two ends of the insertion slot (2023) are open, and the insulating cover body (21) of the insulating cover (20) is provided with a shielding portion (23), and the shielding portion (23) is used for shielding the open end of the insertion slot (2023) far away from the conductive bar (10).

18. An energy storage cabinet, comprising:

an energy storage module (201) and a power output end;

electrical connection assembly (100), the electrical connection assembly (100) comprising an electrically conductive bar (10), the electrically conductive bar (10) being adapted to be connected between the power take-off and a connection terminal (202) of the energy storage module (201), the electrical connection assembly (100) being an electrical connection assembly (100) for connecting an energy storage module (201) according to any of claims 1-7.

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