CN218783161U

CN218783161U - Stack type battery system

Info

Publication number: CN218783161U
Application number: CN202223068119.1U
Authority: CN
Inventors: 廖勇
Original assignee: Hubei Eve Power Co Ltd
Current assignee: Hubei Eve Power Co Ltd
Priority date: 2022-11-18
Filing date: 2022-11-18
Publication date: 2023-03-31
Anticipated expiration: 2032-11-18

Abstract

The utility model relates to the technical field of energy storage batteries, and discloses a stacked battery system, which comprises at least two battery modules, a battery module group and a battery module group, wherein the at least two battery modules are stacked; and a blind-mate assembly including first and second electrical connectors, one of the adjacent two battery modules being mounted with the first electrical connector and the other being mounted with the second electrical connector, the first electrical connector being in contact with the second electrical connector to electrically connect the adjacent two battery modules when the adjacent two battery modules are stacked. The utility model provides a heap battery system equipment is convenient, need not to carry out the wiring operation, can improve the efficiency of equipment, the cost of using manpower sparingly.

Description

Stack type battery system

Technical Field

The utility model relates to an energy storage battery technical field especially relates to a heap battery system.

Background

According to the required voltage value, a certain number of single batteries are stacked up and packaged into a whole, namely the stacked battery.

Traditional heap structure is more complicated, needs workman manual wiring, and is difficult to operate, and the packaging efficiency is lower, consumes the manpower many.

Therefore, a stacked battery system is needed to solve the above-mentioned technical problems.

SUMMERY OF THE UTILITY MODEL

Based on the above, an object of the utility model is to provide a heap battery system, the equipment is convenient, need not to carry out the wiring operation, can improve the efficiency of equipment, the cost of using manpower sparingly.

In order to achieve the purpose, the utility model adopts the following technical proposal:

there is provided a stacked battery system including:

at least two battery modules, wherein the at least two battery modules are stacked;

and a blind-mate assembly including first and second electrical connectors, one of the adjacent two battery modules being mounted with the first electrical connector, the other being mounted with the second electrical connector, the first electrical connector being in contact with the second electrical connector to electrically connect the adjacent two battery modules when the adjacent two battery modules are stacked.

As one exemplary aspect of the stacked battery system, the first electrical connecting members and the second electrical connecting members are respectively mounted on the peripheral walls of the same side of the adjacent two of the battery modules.

As an exemplary aspect of the stacked battery system, the first electrical connectors and the second electrical connectors are mounted on opposite top or bottom walls of adjacent two of the battery modules, respectively.

As an exemplary technical solution of the stacked battery system, one of the two adjacent battery modules is convexly provided with the first electrical connector, and the other is concavely provided with the second electrical connector, and the two adjacent battery modules can be attached.

As an exemplary technical solution of the stacked battery system, a mounting groove is provided on a bottom wall of the battery module located above, a mounting boss is provided on a top wall of the battery module located below, a receiving cavity with an upper end opened is provided in the mounting boss, the first electrical connector is provided in the mounting groove, the second electrical connector is provided in the receiving cavity, and the mounting boss is insertable into the mounting groove.

As an exemplary technical solution of the stacked battery system, the first electrical connector is a blind-mate male connector, the second electrical connector is a blind-mate female connector, and the blind-mate male connector is plugged with the blind-mate female connector.

As an exemplary technical solution of the stacked battery system, a floating nut is disposed on the blind-insertion female head, a fixing hole is correspondingly disposed on the blind-insertion male head, and the blind-insertion assembly further includes a fastening screw, which penetrates out of one of the battery modules and extends into the floating nut after penetrating through the fixing hole.

As an exemplary technical solution of the stacked battery system, the floating nuts are symmetrically disposed on left and right sides of the blind-mate female head, and the fixing holes are also symmetrically disposed on left and right sides of the blind-mate male head.

As an exemplary technical solution of the stacked battery system, a first limiting thimble is arranged on the blind-insertion male plug, a first limiting sleeve is correspondingly arranged on the blind-insertion female plug, and the first limiting thimble is inserted into the first limiting sleeve; and/or

The blind-insertion male head is provided with a second limiting sleeve, the blind-insertion female head is correspondingly provided with a second limiting thimble, and the second limiting thimble is spliced with the second limiting sleeve.

As an exemplary aspect of the stacked battery system, the first stopper pin may be inserted into a bottom of the first stopper sleeve; and/or

The second limiting thimble can be inserted into the bottom of the second limiting sleeve.

As an exemplary technical solution of the stacked battery system, the blind-insertion male plug is provided with positive and negative pins, the blind-insertion female plug is correspondingly provided with positive and negative sockets, and the positive and negative pins are inserted into the positive and negative sockets.

As an exemplary technical solution of the stacked battery system, a communication line pin is disposed on the blind-insertion male plug, a communication line socket is correspondingly disposed on the blind-insertion female plug, and the communication line pin is inserted into the communication line socket.

As an exemplary technical solution of the stacked battery system, a ground pin is disposed on the blind male plug, a ground socket is correspondingly disposed on the blind female plug, and the ground pin is inserted into the ground socket.

As an exemplary technical solution of the stacked battery system, a positioning structure is further disposed between two adjacent battery modules, and the positioning structure is used for defining a horizontal position between the two battery modules.

As an exemplary technical solution of the stacked battery system, the positioning structure includes a positioning boss and a positioning groove, one of the two adjacent battery modules is provided with the positioning boss in a protruding manner, the other battery module is provided with the positioning groove in a recessed manner, and the positioning boss is inserted into the positioning groove.

As an exemplary aspect of the stacked battery system, the method further includes:

the power module, the power module range upon range of sets up in the top battery module's top, power module and adjacent pass through between the battery module blind plug subassembly is connected.

As an exemplary technical solution of the stacked battery system, the power module is provided with an output port for outputting electric power to the outside.

As an exemplary technical solution of the stacked battery system, a display panel is disposed on the power module, and the display panel is used for displaying an operating state of the stacked battery system.

the power module is arranged below the battery module at the lowest part in a stacked mode, and the base is connected with the adjacent battery modules through the blind plugging assemblies.

As an exemplary embodiment of the stacked battery system, an insulating handle is provided on a sidewall of the battery module.

The beneficial effects of the utility model are that:

the utility model provides a range upon range of setting of top-down between two at least battery modules in the heap battery system, and connect through blind plug subassembly electricity between the adjacent battery module, during the installation, the staff only needs to stack battery module in proper order, and first electric connector contacts with two adjacent battery modules of electricity connection with second electric connector, can realize the high-speed joint between two at least battery modules, and the equipment is convenient, need not to work a telephone switchboard the operation, can improve the efficiency of equipment, the cost of using manpower sparingly.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.

Fig. 1 is an exploded schematic view of a stacked battery system provided by the present invention;

fig. 2 is an exploded schematic view of the blind-mate module according to the present invention;

fig. 3 is a schematic structural diagram of a fitting mounting surface of the power module and the battery module provided by the present invention.

In the figure:

100. a power module; 110. an output port; 120. a display panel;

200. a battery module; 210. an insulated handle;

300. a base;

10. a blind insertion component; 1. blind-plugging a male head; 11. a fixing hole; 12. a first limit thimble; 13. a second limit sleeve; 14. inserting pins of a positive electrode and a negative electrode; 15. a communication wire is inserted into a pin; 16. a ground wire contact pin; 2. blind plugging the female head; 21. a floating nut; 22. a first limit sleeve; 23. a second limit thimble; 24. positive and negative electrode sockets; 25. a communication line socket; 26. a ground wire receptacle;

20. positioning the boss; 30. a positioning groove; 40. installing a groove; 50. mounting a boss; 51. a receiving cavity.

Detailed Description

In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1 to 3, the present embodiment provides a stacked battery system including a blind-mate assembly 10 and at least two battery modules 200 stacked, the blind-mate assembly 10 including first electrical connectors mounted to one of the adjacent two battery modules 200 and second electrical connectors mounted to the other, the first electrical connectors contacting the second electrical connectors to electrically connect the adjacent two battery modules 200 when the adjacent two battery modules 200 are stacked.

Specifically, in the stacked battery system provided by this embodiment, at least two battery modules 200 are stacked from top to bottom, and the adjacent battery modules 200 are electrically connected through the blind-mate assembly 10, during installation, a worker only needs to stack the battery modules 200 in sequence, and the first electrical connector and the second electrical connector contact to electrically connect the adjacent two battery modules 200, so that the quick connection between the at least two battery modules 200 can be realized, the assembly is convenient, the wiring operation is not needed, the assembly efficiency can be improved, and the labor cost can be saved.

In the present embodiment, the first electrical connectors and the second electrical connectors are mounted on the opposite top or bottom walls of the adjacent two battery modules 200, respectively, to improve the compactness of the overall structure and prevent the blind-mate assembly 10 from protruding from the circumferential direction of the battery modules 200 to interfere with the outside. Of course, in other embodiments of the present invention, the first electrical connector and the second electrical connector may be respectively mounted on the peripheral wall of the same side of two adjacent battery modules 200.

Illustratively, one of the two adjacent battery modules 200 is provided with a first electrical connector in a protruding manner, and the other battery module is provided with a second electrical connector in a recessed manner, so that the two adjacent battery modules 200 can be attached.

In one embodiment, the bottom wall of the upper battery module 200 is provided with a mounting groove 40, the top wall of the lower battery module 200 is provided with a mounting boss 50, a receiving cavity 51 with an open upper end is formed in the mounting boss 50, a first electrical connector is arranged in the mounting groove 40, a second electrical connector is arranged in the receiving cavity 51, and the mounting boss 50 can be inserted into the mounting groove 40, on one hand, the cooperation of the mounting boss 50 and the mounting groove 40 can provide a certain guiding effect for the stacked mounting between the adjacent battery modules, and on the other hand, the compactness of the whole structure can be improved.

Illustratively, the first electrical connector is a blind-mate male connector 1, the second electrical connector is a blind-mate female connector 2, and the blind-mate male connector 1 is plugged with the blind-mate female connector 2.

In the present embodiment, as shown in fig. 1 and 3, the blind-mate male head 1 is disposed above the blind-mate female head 2, the blind-mate male head 1 is disposed in the mounting groove 40, and the blind-mate female head 2 is disposed in the accommodating cavity 51.

Illustratively, as shown in fig. 2, the blind-mate female head 2 is provided with a floating nut 21, the blind-mate male head 1 is correspondingly provided with a fixing hole 11, and the blind-mate assembly 10 further includes a fastening screw (not shown in the figure) which penetrates out of one of the battery modules 200 and extends into the floating nut 21 through the fixing hole 11 to further screw the fastening screw to the floating nut 21. In one embodiment, even if the fastening screw is not completely aligned with the floating nut 21 during assembly, as long as the alignment error of the fastening screw is within the floating tolerance, the position of the blind-insertion male head 1 and the fastening screw can be automatically calibrated under the guidance of the taper hole structure of the floating nut 21, so as to realize real blind-insertion assembly, thereby further improving the assembly efficiency.

Exemplarily, two floating nuts 21 are symmetrically arranged on the left side and the right side of the blind-mate female head 2, two fixing holes 11 are symmetrically arranged on the left side and the right side of the blind-mate male head 1, and the blind-mate male head 1 and the blind-mate female head 2 are installed in a guiding mode through four fastening screws, so that the reliability of blind-mate installation is improved.

Exemplarily, a first limiting thimble 12 is arranged on the blind-mate male head 1, a first limiting sleeve 22 is correspondingly arranged on the blind-mate female head 2, the first limiting thimble 12 is inserted into the first limiting sleeve 22, and the outer diameter of the first limiting thimble 12 is smaller than the bore diameter of the first limiting sleeve 22. On one hand, the first limit thimble 12 can be inserted into the bottom of the first limit sleeve 22 to limit the distance between the blind-insertion male head 1 and the blind-insertion female head 2; on the other hand, the cooperation of the first limiting thimble 12 and the first limiting sleeve 22 plays a role in guiding and limiting the connection between the blind-mate male head 1 and the blind-mate female head 2, and the horizontal position between the blind-mate male head 1 and the blind-mate female head 2 is further limited, so that the assembly efficiency is improved.

Exemplarily, a second limiting sleeve 13 is arranged on the blind-insertion male head 1, a second limiting thimble 23 is correspondingly arranged on the blind-insertion female head 2, the second limiting thimble 23 is inserted into the second limiting sleeve 13, and the outer diameter of the second limiting thimble 23 is smaller than the aperture of the second limiting sleeve 13. On one hand, the second limit thimble 23 can be inserted into the bottom of the second limit sleeve 13 to limit the distance between the blind-plugging male head 1 and the blind-plugging female head 2; on the other hand, the cooperation of the second limit thimble 23 and the second limit sleeve 13 plays a role in guiding and limiting for the connection of the blind-mate male head 1 and the blind-mate female head 2, and the assembly efficiency is improved by limiting the horizontal position between the blind-mate male head 1 and the blind-mate female head 2.

In this embodiment, the first limiting thimble 12 and the second limiting thimble 23 are respectively disposed on the blind-mate male head 1 and the blind-mate female head 2, and the two are in insertion fit with the corresponding first limiting sleeve 22 and the second limiting sleeve 13 in opposite directions, so as to improve the fault tolerance of distance limitation and guiding limitation in the vertical direction.

Illustratively, as shown in fig. 2, the blind-mate male connector 1 is provided with positive and negative pins 14, the blind-mate female connector 2 is correspondingly provided with positive and negative sockets 24, and the positive and negative pins 14 are inserted into the positive and negative sockets 24. Illustratively, in the positive and negative electrode sockets 24 provided in the blind-mate female connector 2 on the base 300, the positive electrode is short-circuited with the negative electrode.

Illustratively, as shown in fig. 2, a communication line pin 15 is provided on the blind-mate male plug 1, a communication line socket 25 is correspondingly provided on the blind-mate female plug 2, and the communication line pin 15 is plugged into the communication line socket 25.

Illustratively, as shown in fig. 2, the blind-mate male connector 1 is provided with a ground pin 16, the blind-mate female connector 2 is correspondingly provided with a ground socket 26, and the ground pin 16 is plugged into the ground socket 26.

Exemplarily, a positioning structure is further arranged between two adjacent battery modules 200, and the positioning structure is used for limiting the horizontal position between the two battery modules 200, so that automatic alignment during stacking and installation is facilitated, and the assembly efficiency is improved.

In one embodiment, the positioning structure includes a positioning boss 20 and a positioning groove 30, one of the two adjacent battery modules 200 is provided with the positioning boss 20 in a protruding manner, the other one is provided with the positioning groove 30 in a recessed manner, and the positioning boss 20 is inserted into the positioning groove 30. In the present embodiment, the positioning bosses 20 are disposed on the top wall of the two adjacent battery modules 200, and the positioning grooves 30 are disposed on the corresponding bottom wall.

For example, the battery modules 200 in the stacked battery system are connected in series with each other, and the number of the battery modules 200 may be set to three, four, five, or more according to the output voltage requirement.

Illustratively, as shown in fig. 1, the stacked battery system further includes a power module 100, and the power module 100 is electrically connected to an adjacent battery module 200.

The power module 100 is used to control the power output of the battery module 200, and as shown in fig. 1 and 3, the power module 100 is provided with an output port 110, and the output port 110 is used to output power to the outside.

Illustratively, as shown in fig. 1, a display panel 120 is further disposed on the power module 100, and the display panel 120 is used for displaying an operating state of the stacked battery system.

Illustratively, as shown in fig. 1, the stacked battery system further includes a base 300, and the power module 100 is stacked and disposed below the lowermost battery module 200 for carrying the battery module.

Illustratively, as shown in fig. 1, the power module 100 is stacked above the uppermost battery module 200, the power module 100 is connected to the adjacent battery module 200 through the blind-mate assembly 10, the base 300 is connected to the adjacent battery module 200 through the blind-mate assembly 10, and the positive and negative electrode sockets 24 of the blind-mate female connector 2 on the base 300 are short-circuited. The connection, guide and positioning structures between the power module 100 and the battery module 200, between the battery modules 200 and the base 300 are identical to those between the adjacent battery modules, and thus, the detailed description thereof is omitted.

Because the power modules 100, the battery modules 200 and the base 300 are stacked from top to bottom, and the adjacent power modules 100, the battery modules 200 and the base 300 are connected through the blind-mate assemblies 10, during installation, a worker only needs to insert each blind-mate male head 1 into the corresponding blind-mate female head 2, so that the power modules 100 and the battery modules 200, the adjacent battery modules 200 and the base 300 can be quickly connected, the assembly efficiency of the whole stacked battery system is further improved, wiring operation is completely omitted, and the labor cost is further saved.

Illustratively, as shown in fig. 1, the battery module 200 is provided as a box structure, and an insulating handle 210 is provided on a sidewall of the battery module 200. Preferably, the insulated handle 210 is made of an insulating material such as plastic.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims

1. A stacked battery system, comprising:

at least two battery modules (200), at least two of the battery modules (200) being stacked;

a blind-mate assembly (10) including a first electrical connector mounted to one of the adjacent two battery modules (200) and a second electrical connector mounted to the other, the first electrical connector contacting the second electrical connector to electrically connect the adjacent two battery modules (200) when the adjacent two battery modules (200) are stacked.

2. The stacked battery system as claimed in claim 1, wherein the first electrical connectors and the second electrical connectors are respectively mounted at the peripheral walls of the same side of two adjacent battery modules (200).

3. The stacked battery system according to claim 1, wherein the first and second electrical connectors are mounted on opposite top or bottom walls of adjacent two of the battery modules (200), respectively.

4. The stacked battery system according to claim 3, wherein one of two adjacent battery modules (200) is provided with the first electrical connector in a protruding manner, and the other is provided with the second electrical connector in a recessed manner, and two adjacent battery modules (200) can be fitted together.

5. The stacked battery system according to claim 4, wherein a mounting groove (40) is provided on a bottom wall of the battery module (200) located above, a mounting boss (50) is provided on a top wall of the battery module (200) located below, a receiving cavity (51) having an upper end opened is provided in the mounting boss (50), the first electrical connector is provided in the mounting groove (40), the second electrical connector is provided in the receiving cavity (51), and the mounting boss (50) is insertable into the mounting groove (40).

6. The stacked battery system according to claim 3, wherein the first electrical connector is a blind-mate male connector (1) and the second electrical connector is a blind-mate female connector (2), the blind-mate male connector (1) being plugged into the blind-mate female connector (2).

7. The stacked battery system according to claim 6, wherein a floating nut (21) is provided on the blind-insertion female head (2), a fixing hole (11) is correspondingly provided on the blind-insertion male head (1), and the blind-insertion assembly (10) further comprises a fastening screw which penetrates out of one of the battery modules (200) and extends into the floating nut (21) after passing through the fixing hole (11).

8. The stacked battery system according to claim 7, wherein the floating nuts (21) are symmetrically disposed on the left and right sides of the blind-mate female head (2), and the fixing holes (11) are also symmetrically disposed on the left and right sides of the blind-mate male head (1).

9. The stacked battery system according to claim 6, wherein a first limit thimble (12) is arranged on the blind-mate male head (1), a first limit sleeve (22) is correspondingly arranged on the blind-mate female head (2), and the first limit thimble (12) is inserted into the first limit sleeve (22); and/or

Be equipped with second spacing sleeve (13) on blind plug public head (1), correspond on blind plug female head (2) and be provided with second spacing thimble (23), second spacing thimble (23) with second spacing sleeve (13) are pegged graft.

10. The stacked battery system according to claim 9, characterized in that the first restraining thimble (12) is insertable to the bottom of the first restraining sleeve (22); and/or

The second limiting thimble (23) can be inserted into the bottom of the second limiting sleeve (13).

11. The stacked battery system according to claim 6, wherein the male blind-mating connector (1) is provided with positive and negative pins (14), the female blind-mating connector (2) is correspondingly provided with positive and negative sockets (24), and the positive and negative pins (14) are plugged with the positive and negative sockets (24).

12. The stacked battery system as claimed in claim 6, wherein the blind-mate male plug (1) is provided with a communication line pin (15), the blind-mate female plug (2) is correspondingly provided with a communication line socket (25), and the communication line pin (15) is plugged with the communication line socket (25).

13. The stacked battery system as claimed in claim 6, wherein the blind-mate male connector (1) is provided with a ground pin (16), the blind-mate female connector (2) is correspondingly provided with a ground socket (26), and the ground pin (16) is plugged with the ground socket (26).

14. The stacked battery system according to any one of claims 1-13, wherein a positioning structure is further provided between two adjacent battery modules (200), the positioning structure being used to define a horizontal position between the two battery modules (200).

15. The stacked battery system according to claim 14, wherein the positioning structure comprises a positioning boss (20) and a positioning groove (30), one of two adjacent battery modules (200) is convexly provided with the positioning boss (20), the other one is concavely provided with the positioning groove (30), and the positioning boss (20) is inserted into the positioning groove (30).

16. The stacked battery system according to any one of claims 1-13, further comprising:

the power module (100) is stacked above the battery module (200) at the top, and the power module (100) is connected with the adjacent battery module (200) through the blind-mate assembly (10).

17. The stacked battery system according to claim 16, wherein an output port (110) is provided on the power module (100), the output port (110) being for outputting electric power to the outside.

18. The stacked battery system according to claim 16, wherein a display panel (120) is disposed on the power module (100), the display panel (120) being used for displaying an operating state of the stacked battery system.

19. The stacked battery system as claimed in any of claims 16, further comprising:

the power module (100) is stacked below the battery module (200) at the lowest position, and the base (300) is connected with the adjacent battery modules (200) through the blind-mate assembly (10).

20. The stacked battery system according to any one of claims 1 to 13, wherein the side walls of the battery modules (200) are provided with insulative handles (210).