CN109390536B

CN109390536B - Battery connection module

Info

Publication number: CN109390536B
Application number: CN201710660714.9A
Authority: CN
Inventors: 曾尚秀
Original assignee: Molex Interconnect Chengdu Co Ltd; Molex LLC
Current assignee: Molex Interconnect Chengdu Co Ltd; Molex LLC
Priority date: 2017-08-04
Filing date: 2017-08-04
Publication date: 2021-04-23
Anticipated expiration: 2037-08-04
Also published as: TW201911626A; TWI642219B; CN109390536A

Abstract

A battery connection module includes an electrode connection pad, a flexible circuit board, and a support block. The electrode connecting disc comprises a plurality of bus pieces and a bearing disc. The plurality of bus bars includes a plurality of electrode connection sockets, and the carrier tray is insulated and configured to carry the plurality of bus bars. The flexible circuit board is arranged on the bearing disc and is electrically connected with the plurality of bus pieces. The flexible circuit board includes a connector setting portion. The connector setting part comprises a flexible circuit board supporting part, a reinforcing plate and a connector. The flexible circuit board support part extends from the flexible circuit board. The reinforcing plate is arranged on the flexible circuit board support part. The connector is mounted on the portion of the flexible circuit board support portion where the reinforcing plate is disposed and mechanically and electrically connected to the flexible circuit board support portion. The supporting block is integrally formed on the connector setting part and at least covers part of the connector setting part, and the supporting block is combined with the bearing disc.

Description

Battery connection module

Technical Field

The present invention relates to a battery connection module, and more particularly, to a battery connection module having a flexible circuit board.

Background

In a conventional battery connection module, for example, chinese patent No. CN 102751465B (corresponding application japanese patent application laid-open publication No. JP2012-226969a), since a connector at an end of a flexible circuit board is directly soldered to the flexible circuit board, when a signal line plug is plugged, a stress of insertion and extraction between the signal line plug and the connector is directly applied to the flexible circuit board, which easily causes distortion of the flexible circuit board, and the connection between the connector and the flexible circuit board is easily broken, or the flexible circuit board itself is easily broken.

Therefore, there is a need for an improved battery connection module to solve the above-mentioned problems.

The above description of "background art" is merely provided as background, and is not an admission that the above description of "background art" discloses the subject matter of the present invention, does not constitute background of the invention, and should not be taken as any part of the present application.

Disclosure of Invention

An embodiment of the invention provides a battery connection module, which includes an electrode connection pad, a flexible circuit board and a support block. The electrode connecting disc comprises a plurality of bus pieces and a bearing disc. The plurality of bus bars includes a plurality of electrode connection sockets, and the carrier tray is insulated and configured to carry the plurality of bus bars. The flexible circuit board is arranged on the bearing disc and is electrically connected with the plurality of bus pieces. The flexible circuit board includes a connector setting portion. The connector setting part comprises a flexible circuit board supporting part, a reinforcing plate and a connector. The flexible circuit board support part extends from the flexible circuit board. The reinforcing plate is arranged on the flexible circuit board support part. The connector is mounted on the portion of the flexible circuit board support portion where the reinforcing plate is disposed and mechanically and electrically connected to the flexible circuit board support portion. The supporting block is integrally formed on the connector setting part and at least covers part of the connector setting part, and the supporting block is combined with the bearing disc.

Optionally, the supporting block covers the rear portion of the connector, the rear portion of the flexible circuit board supporting portion, and the rear portion of the reinforcing plate.

Optionally, the supporting block covers the rear part of the flexible circuit board supporting part behind the connector and the rear part of the reinforcing plate.

Optionally, the flexible circuit board includes a main body, the main body is connected to the supporting portion of the flexible circuit board by a bending portion, and the supporting block also covers the bending portion.

Optionally, the supporting block includes a plurality of combining holes, and a frame of the supporting plate includes a plurality of combining posts, wherein the combining holes are sleeved on the combining posts for combining and fixing.

Optionally, the carrying tray integrally includes a containing box, the supporting block is fixed in the containing box, the containing box includes a plurality of combining columns, the supporting block includes a plurality of combining holes, and the combining holes are sleeved in the combining columns for combining and fixing.

Optionally, the support block is integrally molded with the carrier plate.

The present invention has a number of advantages, including: the supporting block is coated on the flexible circuit board, the reinforcing plate and the connector and combined with the bearing disc, so that the connector on the flexible circuit board can be firmly fixed on the bearing disc, and the fixing strength, the inserting stability and the inserting strength of the connector are improved; the flexible circuit board is completely free from the influence of plugging and unplugging of the connector.

The foregoing has outlined rather broadly the features and advantages of the present invention in order that the detailed description of the invention that follows may be better understood. Additional features and advantages will be described hereinafter which form the subject of the claims of the invention. It should be appreciated by those skilled in the art that the conception and specific embodiment disclosed may be readily utilized as a basis for modifying or designing other structures or processes for carrying out the same purposes of the present invention. It should also be realized by those skilled in the art that such equivalent constructions do not depart from the spirit and scope of the invention as set forth in the appended claims.

Drawings

The aspects of the present disclosure are best understood from the following detailed description and accompanying drawings. It is noted that, according to the standard implementation of the industry, the various features are not drawn to scale. In fact, the dimensions of the various features may be arbitrarily increased or reduced for clarity of discussion.

Fig. 1 is a disassembled perspective view of a battery connection module, a battery pack, and a battery case according to an embodiment of the present invention.

Fig. 2 is a schematic perspective view illustrating the structure of the battery connection module according to the embodiment of fig. 1.

Fig. 3 is an exploded perspective view of a flexible circuit board and an electrode connection pad of the battery connection module of the embodiment of fig. 2.

Fig. 4 is a perspective view illustrating the structure of the electrode land of the embodiment of fig. 3.

Fig. 5 is a perspective view of another perspective of the flexible circuit board of the embodiment of fig. 3.

Fig. 6a is an enlarged schematic view of a partial disassembly of the area a' of fig. 3.

Fig. 6b is a further exploded view of the connector of fig. 6 a.

FIG. 7 is an enlarged view of region A of the embodiment of FIG. 2.

Fig. 8 is a perspective view illustrating an assembly structure of a carrier tray and a flexible circuit board according to another embodiment of the invention.

Fig. 9 is an enlarged view of region B of the embodiment of fig. 8.

Fig. 10 is a schematic perspective view of the carrier tray and the flexible circuit board of fig. 8 after disassembly.

Fig. 11a is an enlarged view of region B' of the embodiment of fig. 10.

Fig. 11b is a further exploded view of the connector of fig. 11 a.

Fig. 12 is a schematic perspective view of a structure of a carrier tray combined with a flexible circuit board according to another embodiment of the invention.

Fig. 13a is an enlarged view of region C of the embodiment of fig. 12.

Fig. 13b is a perspective view of the flexible circuit board of fig. 13a separated from the carrier tray.

Fig. 14 is a perspective view of a structure of a carrier tray combined with a flexible circuit board according to a further embodiment of the invention.

Fig. 15 is an exploded enlarged view of region D of the embodiment of fig. 14.

Description of reference numerals:

region A, A

B, B' region

C region

D region

M direction of insertion

10 Battery connection module

200 flexible circuit board

201 body

204 connecting piece

220 connector setting part

222 connector

222a connector rear

222b terminal

222c socket

223 support block

224 fixing hole

225 reinforcing plate

225a stiffening plate rear portion

227 coupling hole

231 flexible circuit board support

231a rear part of the flexible circuit board support part

231b bent part

300 electrode connecting disc

307 binding column

309 accommodating groove

310 bearing plate

311 accommodating groove frame

312 holding post

314 intermediate mounting part

316 bottom support bar

322 confluence piece

322a,322b output bus bar

323 buffer bend

324 electrode adapter plate

325 perforation

332 outer buckle block

335 division bar

338 buttonhole

340 accommodation box

341 supporting block

350 frame

900 group battery

902 battery

904a Battery electrode

904b Battery electrode

3201 inner frame

3202 outer frame part

3203 side frame parts.

Detailed Description

The following disclosure provides many different embodiments, or examples, for implementing different features of the application. Specific examples of components and arrangements are described below to simplify the present disclosure. These are, of course, merely examples and are not intended to limit the present application. For example, the following description of forming a first feature over or on a second feature may include embodiments in which the first and second features are formed in direct contact, and may also include embodiments in which other features are formed between the first and second features, such that the first and second features are not in direct contact. Moreover, the present application may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or architectures discussed.

Furthermore, the present application may use spatially corresponding terms, such as "below," "lower," "above," "higher," and the like, for describing one element or feature's relationship to another element or feature in the drawings. Spatially corresponding terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may be positioned (rotated 90 degrees or at other orientations) and the spatially corresponding descriptions used herein may be interpreted accordingly. It is understood that when a feature is formed over another feature or substrate, other features may be present therebetween.

Fig. 1 is a disassembled perspective view of a battery connection module 10, a battery pack 900 and a battery case 700 according to an embodiment of the present invention. Referring to fig. 1, the battery connection module 10 is configured to connect a battery pack 900, the battery pack 900 including a plurality of batteries 902.

Fig. 2 is a schematic perspective view of the structure of the battery connection module 10 of the embodiment of fig. 1. Fig. 3 is a perspective exploded schematic view of the flexible circuit board 200 and the electrode land 300 of the battery connection module 10 of the embodiment of fig. 2. The battery connection module 10 includes an electrode pad 300, a flexible circuit board 200, and a support block 223.

Fig. 4 is a perspective view illustrating the structure of the electrode land 300 of the embodiment of fig. 3. As shown in fig. 4, the electrode land 300 includes a carrier plate 310 and a plurality of bus bars 322. The plurality of bus bars 322 are used for connecting the batteries in series, and include two output bus bars (322a, 322b) respectively located at both ends of the series path and a plurality of serial bus bars 322 located therebetween. The bus bar 322 for series connection has two or more electrode connecting portions 321 and a buffer bent portion 323 located between the electrode connecting portions 321 and bent downward, and the bus bar (322a, 322b) for output has one or more electrode connecting portions 321. In the embodiment, the bus bar 322 for serial connection has four electrode connecting portions 321 and three buffer bent portions 323 located between the electrode connecting portions 321, so that a combination of parallel connection and serial connection is included between the four electrode connecting portions 321 of the bus bar 322 for serial connection; the output bus bars (322a, 322b) have two electrode connecting portions 321 and one buffer bent portion 323 located between the two electrode connecting portions 321, and the output bus bars (322a, 322b) are used to connect external circuits at both ends of the series path. In an alternative embodiment, the bus bar 322 for serial connection may have two electrode connecting portions 321, and the

bus bar

322a and 322b for output may have only one electrode connecting portion 321.

As shown in fig. 4, the carrier tray 310 is a rectangular tray body having a longitudinal direction or a longitudinal direction X, a width direction or a transverse direction Y, and an up-down direction Z perpendicular to the tray surface. The carrier plate 310 has a peripheral frame 350, an intermediate mounting portion 314 extending along the longitudinal direction and located at the transverse middle of the carrier plate 310, and a plurality of spacers 335 connecting the intermediate mounting portion 314 and the peripheral frame 350 in the transverse direction. The flexible circuit board 200 is disposed on the intermediate mounting part 314 of the electrode land 300 and a plurality of bus bars 322 and bus bar receiving grooves 320 are disposed adjacent to both sides of the flexible circuit board 200 (see fig. 3). The periphery of each bus bar receiving slot 320 includes an inner frame portion 3201 (which may be a portion of the middle mounting portion 314 or extend) adjacent to the flexible circuit board 200, an outer frame portion 3202 (which may be a portion of the frame 350) opposite to the inner frame portion 3201, and two side frame portions 3203 (which may be the partitions 335 or a portion of the frame 350) connecting two ends of the inner frame portion 3201 and the outer frame portion 3202, respectively. The inner frame portion 3201 of each bus bar receiving slot 320 is close to the flexible circuit board 200, and the bottom of each bus bar receiving slot 320 further includes one or more bottom support bars 316 connecting the inner frame portion 3201 and the bottom of the outer frame portion 3202, and the inner wall surface of the outer frame portion 3202 is located above the bottom support bars 316 and has one or more upper limiting bumps 318.

As shown in fig. 2 to 4, a bus bar receiving groove 320 may be provided at both sides of the intermediate mounting portion 314 in the longitudinal direction X. When the bus bar 322 is disposed on the bus bar accommodating groove 320, the bus bar 322 may be obliquely inserted between the upper limiting protrusion 318 and the bottom support bar 316, so that each buffering bent portion 323 of the bus bar 322 is supported on each bottom support bar 316, and the upper limiting protrusion 318 is located above the buffering bent portion 323 of the bus bar 322, so as to limit the bus bar 322 from moving upward to the highest point at the outer frame portion 3202 side. After the bus bar 322 is disposed on the bus bar receiving groove 320, referring back to fig. 1, the battery electrodes (904a, 904b) of the battery 902 may be connected to the electrode connecting portion 321 of the bus bar 322. One bus bar 322 may connect two or more cells 902 in series or in series/parallel.

In another embodiment of the present invention, as shown in fig. 2 to 4, the electrode land 300 may further include an electrode adapter plate 324 for connecting the output bus bar 322a, so as to convert the power output position of the output bus bar 322a to another position, for example, the same side as the output bus bar 322 b. In addition, a plurality of holding posts 312 may be included on the intermediate mounting portion 314 of the carrier tray 310 and configured to pass through a plurality of through holes 325 on the electrode adapter plate 324 when the electrode adapter plate 324 is mounted to fix the electrode adapter plate 324. Alternatively, as shown in fig. 3, the flexible circuit board 200 may include a plurality of connectors 204 and a plurality of fixing holes 224, the plurality of connectors 204 mechanically and electrically connect the plurality of bus bars 322, for example, the connectors 204 and the bus bars 322 are welded together and electrically connect the bus bars 322 and the traces on the flexible circuit board 200, and the connectors 204 may be a conductive metal sheet. The fixing holes 224 are used for the holding posts 312 of the carrier tray 310 to pass through.

Fig. 5 is a perspective view of another perspective of the flexible circuit board 200 of the embodiment of fig. 3. Fig. 6a is an enlarged schematic view, partially broken away, of the area a' of fig. 3, and fig. 6b is a further exploded view of the connector arrangement 220 of fig. 6 a; the flexible circuit board 200 includes a main body 201 and a connector setting portion 220; the connector mounting portion 220 includes a connector 222, a flexible circuit board support 231, and a reinforcing plate 225. The connector 222 is configured to output the detected battery status signal and receive a control command. As shown in fig. 6a and 6b, the flexible circuit board support 231 is integrally extended from the main body 201 of the flexible circuit board 200, the flexible circuit board support 231 is connected to the main body 201 by a bending portion 231b and extends downward, in this embodiment, the flexible circuit board support 231 is L-shaped and extends downward and in one side direction, the reinforcing plate 225 is disposed on the flexible circuit board support 231, the connector 222 has a front socket 222c, a rear portion 222a opposite to the socket 222c and terminals 222b, the connector 222 is mounted on the flexible circuit board support 231 at a position where the reinforcing plate 225 is disposed, and the tail portions of the terminals 222b of the connector 222 pass through holes on the reinforcing plate 225 and are mechanically and electrically mounted on the flexible circuit board support 231. In the present embodiment, the stiffener 225 is located between the flexible circuit board leg 231 and the connector, but in an alternative embodiment, the flexible circuit board leg 231 may be located between the stiffener 225 and the connector 222.

The supporting block 223 is formed on the connector installation portion 220 in an integrated manner and covers at least a part of the connector installation portion 220, and the supporting block 223 is combined with the carrying tray 310. In this embodiment, the supporting block 223 is formed as an insulating block by injection molding to cover the rear portion 231a of the flexible circuit board support 231, the bent portion 231b, the rear portion 222a of the connector 222 (including the tail portion of the terminal 222 b), and the rear portion 225a of the reinforcing plate 225. Referring to fig. 3 and 7, the supporting block 223 is coupled to the carrier plate 310, in this embodiment, the supporting block 223 includes a plurality of coupling holes 227, the frame 350 of the carrier plate 310 includes a plurality of coupling posts 307, and the coupling holes 227 of the supporting block 223 are inserted into the coupling posts 307 to be coupled and fixed.

Fig. 7 is an enlarged view of the area a of the embodiment of fig. 2, in which the coupling posts 307 of the carrier plate 310 shown in fig. 3 are inserted through the coupling holes 227 of the supporting block 223, and the portions of the coupling posts 307 protruding out of the coupling holes 227 are melt-expanded to mount the connector arrangement portion 220 on one end of the carrier plate 310 of the electrode connecting plate 300. In addition to the strength of the reinforcing plate 225 for enhancing the stress at the position of the flexible circuit board branch 231 of the flexible circuit board 200, the supporting block 223 covers the bending portion 231b between the flexible circuit board branch 231 and the body 201, the flexible circuit board branch 231, the connector 222 and the reinforcing plate 225, and is fixed on the carrier tray 310 through the combining column 307 on the frame 350 of the carrier tray 310, so that the connector 222 on the flexible circuit board 200 can be firmly fixed on the carrier tray 310, and the fixing strength and the inserting and pulling stability and strength of the connector 222 are increased, so that the supporting block 223 can bear the stress instead of the flexible circuit board branch 231 when the cable plug is inserted into the connector 222 along the inserting and pulling direction M, and the flexible circuit board 200 is not twisted or broken by the inserting and pulling effect of the cable plug at all.

Fig. 8 is a perspective view illustrating an assembly structure of a carrier tray 310 and a flexible circuit board 200 according to another embodiment of the invention. Fig. 9 is an enlarged view of region B of the embodiment of fig. 8. Fig. 10 is a perspective view of the carrier tray 310 and the flexible circuit board 200 of fig. 9 after disassembly. An accommodating box 340 is integrally disposed at one end of the supporting plate 310, the accommodating box 340 includes an accommodating groove 309 and an accommodating groove border 311, the accommodating groove border 311 includes a plurality of connecting posts 307, and the supporting block 223 includes a plurality of connecting holes 227. In assembling, the plurality of coupling holes 227 are fitted into the plurality of coupling posts 307 to be coupled and fixed, so that the connector 222 and the supporting block 223 of the flexible circuit board 200 are mounted in the receiving groove 309 of the accommodating case 340 at one end of the carrier plate 310 of the electrode connection pad 300, wherein the opening direction of the receiving groove 309 of the accommodating case 340 is perpendicular to the long direction or longitudinal direction X of the flexible circuit board 200 to expose the socket 222c of the connector 222. The structure that the supporting block 223 and the connector 22 are accommodated in the accommodating box 340 and the supporting block 223 is combined with the accommodating box 340 enables the connector 222 on the flexible circuit board 200 to be firmly fixed on the carrying tray 310, and the fixing strength of the connector 222 and the stability and strength of plugging and unplugging are increased. Therefore, the supporting block 223 can bear stress on the flexible circuit board branch portion 231 when the cable plug is inserted into the connector 222 along the plugging direction M, so that the flexible circuit board 200 is not twisted or broken due to the plugging and unplugging of the cable plug. In addition, the outer side of the frame 350 of the carrier tray 310 has a plurality of outer fastening blocks 332, and the outer side of the accommodating box 340 of the carrier tray 310 also has a plurality of fastening holes 338, which are used for fastening an outer cover (not shown in the figures) so that the outer cover covers the carrier tray 310 and can cover the accommodating box 340.

Fig. 11a is an enlarged view of region B' of the embodiment of fig. 10, and fig. 11B is a further exploded view of the connector arrangement 220 of fig. 11 a. The flexible circuit board 200 includes a main body 201 and a connector mounting portion 220. The connector setting portion 220 includes a connector 222 and a reinforcing plate 225. The flexible circuit board branch 231 integrally extends from the main body 201 of the flexible circuit board 200, and the flexible circuit board branch 231 and the main body 201 are connected by a bending portion 231b and extend downward. Wherein the stiffener 225 is bonded to the flexible circuit board leg 231, and the connector 222 is mechanically and electrically mounted on the flexible circuit board leg 231 via the stiffener 225. The supporting block 223 integrally covers the rear portion 231a of the flexible circuit board support 231 behind the connector 222, the rear portion 225a of the reinforcing plate 225 and the bent portion 231b by injection molding, and the supporting block 223 is fixed to the accommodating case 340 of the carrier tray 310. In an alternative embodiment, the support block 223 may be further wrapped around the rear of the connector 222.

Fig. 12 is a perspective view illustrating a structure of a carrier tray 310 combined with a flexible circuit board 200 according to another embodiment of the invention. The connector 222 and the supporting block 223 are mounted on the receiving box 340 of the carrier plate 310.

Fig. 13a is an enlarged view of region C of the embodiment of fig. 12. Fig. 13b is a perspective view of the flexible circuit board 200 of fig. 13a separated from the carrier tray 310. The flexible circuit board branch portion 231 passes through the two bending portions 231b and then extends in the longitudinal direction X to be substantially parallel to the main body 201 of the flexible circuit board 200. The connector 222, the reinforcing plate 225 and the flexible circuit board support 231 are combined, and the support block 223 covers the rear portion of the connector 222, the rear portion of the flexible circuit board support 231 and the rear portion of the reinforcing plate 225. In assembly, the coupling posts 307 on the receiving grooves 309 of the receiving case 340 of the carrier tray 310 are inserted through the coupling holes 227 of the supporting blocks 223 of the flexible circuit board 200, so that the connectors 222 and the supporting blocks 223 of the flexible circuit board 200 are mounted on the receiving grooves 309 of the receiving case 340 of the carrier tray 310.

Fig. 14 is a perspective view illustrating a structure of a carrier tray 310 combined with a flexible circuit board 200 according to a further embodiment of the present invention. Fig. 15 is an exploded enlarged view of region D of the embodiment of fig. 14. The connector mounting portion 220 includes a connector 222, a flexible circuit board support portion 231, and a reinforcing plate 225 coupled to the flexible circuit board support portion 231. The connector 222 is mounted on the flexible circuit board support 231 via the reinforcing plate 225. A supporting block 341 is integrally molded with the carrier tray 310, and the supporting block 341 covers the rear portion 222a of the connector 222, the rear portion 231a of the flexible circuit board leg 231, and the rear portion 225a of the reinforcing plate 225.

The foregoing outlines features of some embodiments so that those skilled in the art may better understand the aspects of the present disclosure. Those skilled in the art should appreciate that they may readily use the present disclosure as a basis for designing or modifying other processes and structures for carrying out the same purposes and/or achieving the same advantages of the embodiments introduced herein. Those skilled in the art should also realize that such equivalent constructions do not depart from the spirit and scope of the present disclosure, and that they may make various changes, substitutions and alterations herein without departing from the spirit and scope of the present disclosure.

Claims

1. A battery connection module, comprising:

an electrode land, comprising:

a plurality of bus bars including a plurality of electrode connection sockets; and

a carrier plate, which is insulated and configured to carry the plurality of bus bars;

a flexible circuit board, set up on this bears the dish and this a plurality of piece that converge of electrical connection, this flexible circuit board contains a connector setting portion, and this connector setting portion contains:

a flexible circuit board support portion extending from the flexible circuit board;

a reinforcing plate disposed on the flexible circuit board support portion;

a connector mounted on the portion of the flexible circuit board branch portion where the reinforcing plate is disposed and mechanically and electrically connected to the flexible circuit board branch portion; and

a supporting block, which is integrally formed on the connector setting part and at least covers part of the connector setting part, and the supporting block is combined with the bearing disc.

2. The battery connection module of claim 1, wherein the support block wraps around a rear portion of the connector, a rear portion of the flexible circuit board leg, and a rear portion of the stiffener plate.

3. The battery connection module according to claim 2, wherein the flexible circuit board comprises a body, the body is connected to the flexible circuit board support portion by a bending portion, and the support block covers the bending portion.

4. The battery connection module of claim 1, wherein the support block wraps around a rear portion of the flexible circuit board leg and a rear portion of the stiffener plate at a rear of the connector.

5. The battery connection module according to claim 4, wherein the flexible circuit board comprises a body, the body is connected to the flexible circuit board support portion by a bending portion, and the support block covers the bending portion.

6. The battery connecting module according to any one of claims 1 to 5, wherein the supporting block comprises a plurality of coupling holes, and a frame of the supporting plate comprises a plurality of coupling posts, wherein the plurality of coupling holes are sleeved on the plurality of coupling posts for coupling and fixing.

7. The battery connecting module according to any one of claims 1 to 5, wherein the carrier plate comprises a receiving box, the supporting block is fixed in the receiving box, the receiving box comprises a plurality of coupling posts, the supporting block comprises a plurality of coupling holes, and the plurality of coupling holes are sleeved in the plurality of coupling posts for coupling and fixing.

8. The battery connection module of any one of claims 1-3, wherein the support block is integrally molded with the carrier plate.