CN218498324U - Integrated fuse and battery module - Google Patents

Integrated fuse and battery module Download PDF

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Publication number
CN218498324U
CN218498324U CN202222654249.7U CN202222654249U CN218498324U CN 218498324 U CN218498324 U CN 218498324U CN 202222654249 U CN202222654249 U CN 202222654249U CN 218498324 U CN218498324 U CN 218498324U
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CN
China
Prior art keywords
fuse
bending section
main body
section
connecting portion
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Active
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CN202222654249.7U
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Chinese (zh)
Inventor
雷晶晶
廖志勇
陈斌斌
文立
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Xinjie An Automotive Electronics Co ltd
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Sunwoda Electric Vehicle Battery Co Ltd
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Priority to CN202222654249.7U priority Critical patent/CN218498324U/en
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

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Abstract

The utility model provides an integrated fuse and battery module, wherein, integrated fuse is used for and electric core electricity connection, include: a first connection portion, a fuse, and a second connection portion; the first connecting part is connected with one end of the fuse; the second connecting portion is connected with the other end of the fuse, and the second connecting portion is suitable for connecting the fuse with the battery cell. The utility model discloses an integrated fuse can be stably connected in the battery module.

Description

Integrated fuse and battery module
Technical Field
The utility model relates to a circuit protection field, concretely relates to integrated fuse and battery module.
Background
In electric automobile battery module, need use the electricity core voltage and the temperature signal among the collection line collection battery module usually. Different signal acquisition lines are connected with different battery cores, and the signal acquisition lines collect voltage signals of all the battery cores. In addition, several Temperature collecting components, such as a Negative Temperature Coefficient (NTC) thermistor or other NTC modules, need to be arranged in the battery module of the electric vehicle. The signal acquisition line product generally comprises a fuse which can realize the fusing protection of the short circuit of the acquisition loop.
However, in practical applications, the fuse is not connected in the battery module because the fuse is not matched with the size of the information collecting line.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the utility model lies in overcoming the fuse among the prior art and connecting unstable defect in battery module to an integrated fuse and battery module are provided.
The utility model discloses a first aspect provides an integrated fuse for with electric core electricity connection, include: a first connection portion, a fuse, and a second connection portion; the first connecting part is connected with one end of the fuse and is suitable for electrically connecting the fuse with the signal acquisition line; the second connecting portion are connected with the other end of fuse, and the second connecting portion are suitable for being connected fuse and electric core electricity.
Optionally, the first connecting portion includes a first bending section and a first main body section, the first bending section is connected to an end face of one side of the first main body section in the length direction, a side surface of the first bending section, which is far away from the first main body section, is connected to one end of the fuse, and the length of the first bending section is greater than the thickness of the first main body section.
Optionally, the length of the first bending section is less than or equal to the dimension of the fuse in the height direction.
Optionally, the integrated fuse further includes: and the first welding layer is positioned between the first bending section and one end of the fuse.
Optionally, the first connecting portion includes a first side bending section, a second side bending section and a first main body section, and the first side bending section and the second side bending section are located on two sides of the first main body section in the width direction and are connected with one end of the first main body section in the length direction; the first side bending section and the second side bending section are suitable for wrapping one end of the fuse.
Optionally, the length of the first side bending section is greater than the size of the fuse in the height direction, and the length of the second side bending section is greater than the size of the fuse in the height direction.
Optionally, one end of the first connecting portion away from the fuse is a solder terminal.
Optionally, one end of the first connecting portion, which is away from the fuse, is a wire pressing terminal.
Optionally, the second connecting portion includes a second bending section and a second main body section, the second bending section is connected to an end face of one side of the second main body section in the length direction, a side surface of the second bending section, which is far away from the second main body section, is connected to the other end of the fuse, and the length of the second bending section is greater than the thickness of the second main body section.
Optionally, the length of the second bending section is less than or equal to the dimension of the fuse in the height direction.
Optionally, the integrated fuse further comprises: and the second welding layer is positioned between the second bending section and one end of the fuse.
Optionally, the second connecting portion includes a third side bending section, a fourth side bending section and a second main body section, where the third side bending section and the fourth side bending section are located on two sides of the second main body section in the width direction and are connected to an end of the second main body section in the length direction; the third side bending section and the fourth side bending section are suitable for wrapping the other end of the fuse.
Optionally, the length of the third side bending section is greater than the size of the fuse in the height direction, and the length of the fourth side bending section is greater than the size of the fuse in the height direction.
Optionally, the second connecting portion is a metal sheet.
Optionally, the second connection portion is a nickel plate.
Optionally, the fuse includes a first connection region, a second connection region, and a fuse region; the first connecting region is connected with the first connecting part; the second connecting area is connected with the second connecting part; the fusing region is located between the first connection region and the second connection region.
Optionally, the fuse further comprises: and the insulating packaging layer wraps the fusing area.
A second aspect of the present invention provides a battery module, including: an electric core; a signal acquisition line; and one end of the first connecting part, which is far away from the fuse, is electrically connected with the signal acquisition line, and the second connecting part is electrically connected with the battery cell.
The utility model discloses an integrated fuse has following beneficial effect:
1. on one hand, the integrated fuse of the present invention is connected to a signal acquisition line in a circuit, for example, a Flexible Flat Cable (FFC), through an end of the first connecting portion that is away from the fuse, so that the integrated fuse of the present invention can be adapted to various signal acquisition lines by changing the shape and size of the first connecting portion; on the other hand, the utility model discloses an one end of keeping away from the fuse of the second connecting portion of integrated fuse is connected with electric core, can be through the shape and the size that change the second connecting portion for the relative position of integrated fuse and electric core can change according to concrete needs, does not receive the restriction of the shape of fuse self, simultaneously, can guarantee the utility model discloses an integrated fuse is reliably connected with between the electric core.
2. The first connecting part of the integrated fuse comprises the first bending section so as to increase the contact area between the first connecting part and the fuse, thereby ensuring that the first connecting part and the fuse can be tightly connected and are not easy to fall off; and/or, the second connecting portion include the second linkage segment to increase the area of contact between second connecting portion and the fuse, thereby guarantee that second connecting portion and fuse can zonulae occludens, be difficult to take place to drop.
3. The first connecting part of the integrated fuse comprises the first side bending section and the second side bending section so as to increase the contact area between the first connecting part and the fuse, so that the first connecting part and the fuse can be tightly connected and are not easy to fall off; and/or the second connecting part comprises a third side bending part and a fourth side bending part so as to increase the contact area between the second connecting part and the fuse, so that the second connecting part and the fuse can be tightly connected and are not easy to fall off.
4. The utility model discloses an integrated fuse, the one end that the fuse was kept away from to first connecting portion are weld terminal or line ball terminal, through welding mode or line ball mode, realize being connected between first connecting portion and the signal acquisition line, and with low costs, the practicality is strong.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention as claimed.
Drawings
In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the drawings of the embodiments will be briefly described below, and it is obvious that the drawings in the following description only relate to some embodiments of the present invention, and are not intended to limit the present invention.
Fig. 1 is a top view of an exemplary schematic structure of an integrated fuse according to an embodiment of the present invention;
FIG. 2 is a front view of an exemplary schematic diagram of an integrated fuse in accordance with an embodiment of the present invention;
fig. 3A is a front view of an exemplary schematic structure of a first connection portion according to an embodiment of the present invention;
fig. 3B is a top view of an exemplary schematic structure of a first connection portion according to an embodiment of the present invention;
fig. 3C is a left side view of an exemplary schematic structure of the first connection portion according to the embodiment of the present invention;
fig. 4A is a front view of an exemplary schematic structure of a second connecting portion according to an embodiment of the present invention;
fig. 4B is a top view of an exemplary schematic structure of a second connecting portion according to an embodiment of the present invention;
fig. 4C is a right side view of an exemplary structural schematic diagram of the second connecting portion according to the embodiment of the present invention;
FIG. 5 is a top view of another exemplary schematic diagram of an integrated fuse in accordance with an embodiment of the present invention;
FIG. 6 is a front view of another exemplary schematic structure of an integrated fuse in accordance with an embodiment of the present invention;
fig. 7A is a front view of another exemplary schematic structure of a first connection portion according to an embodiment of the present invention;
fig. 7B is a top view of another exemplary schematic structure of the first connection portion according to the embodiment of the present invention;
fig. 7C is a left side view of another exemplary schematic structure of the first connection portion according to the embodiment of the present invention;
fig. 8A is a front view of another exemplary schematic structure of a second connection portion according to an embodiment of the present invention;
fig. 8B is a top view of another exemplary schematic structure of a second connecting portion according to an embodiment of the present invention;
fig. 8C is a right side view of another exemplary schematic structure of the second connecting portion according to the embodiment of the present invention;
FIG. 9 is a top view of yet another exemplary structural schematic of an integrated fuse in accordance with an embodiment of the present invention;
FIG. 10 is a front view of yet another exemplary structural schematic of an integrated fuse in accordance with an embodiment of the present invention;
fig. 11A is a front view of another exemplary schematic structural diagram of the first connecting portion according to the embodiment of the present invention;
fig. 11B is a top view of yet another exemplary structural schematic diagram of the first connection portion according to the embodiment of the present invention;
fig. 11C is a left side view of yet another exemplary structural schematic diagram of the first connection portion according to the embodiment of the present invention;
fig. 12A is a front view of yet another exemplary structural schematic of a second connection portion according to an embodiment of the present invention;
fig. 12B is a top view of a further exemplary structural schematic diagram of the second connecting portion according to the embodiment of the present invention;
fig. 12C is a right side view of a further exemplary schematic structure diagram of the second connection portion according to the embodiment of the present invention.
Description of the reference numerals:
110 — a first connection; 111-a first body segment; 112-a first bend section; 120-a fuse; 130-a second connection; 131-a second body segment; 132-a second bend section; 210-a first connection; 211-a first body segment; 212-a first bend section; 220-a fuse; 230-a second connection; 231-a second body segment; 232-a second bending section; 310-a first connection; 311-a first body segment; 312-a first lateral bend section; 313-a second side bend section; 320-a fuse; 330-a second connection; 331-a second body segment; 332-third side bend section; 333-fourth inflection segment.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or may be communicated with each other inside the two elements, or may be wirelessly connected or wired connected. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.
An embodiment of the utility model provides an integrated fuse for be connected with electric core electricity, include: the fuse comprises a first connecting part, a fuse and a second connecting part; the first connecting part is connected with one end of the fuse and is suitable for electrically connecting the fuse with the signal acquisition line; the second connecting portion are connected with the other end of fuse, and the second connecting portion are suitable for being connected fuse and electric core electricity.
On one hand, the integrated fuse of the present invention is connected to a signal acquisition line in a circuit, for example, a Flexible Flat Cable (FFC), through an end of the first connecting portion that is away from the fuse, so that the integrated fuse of the present invention can be adapted to various signal acquisition lines by changing the shape and size of the first connecting portion; on the other hand, the utility model discloses an one end of keeping away from the fuse of the second connecting portion of integrated fuse is connected with electric core, can be through the shape and the size that change the second connecting portion for the relative position of integrated fuse and electric core can change according to concrete needs, does not receive the restriction of the shape of fuse self, simultaneously, can guarantee the reliable connection between the integrated fuse of this application and the electric core.
Specifically, the first connecting portion and the fuse may be electrically connected to each other in a detachable connection manner or a fixed connection manner, and for example, the first connecting portion and the fuse are electrically connected by welding; the second connecting portion and the fuse are electrically connected to each other in a detachable connection manner or a fixed connection manner, and for example, the second connecting portion and the fuse are electrically connected by welding.
In an embodiment of the present invention, the integrated fuse further includes: and the first welding layer is positioned between the first bending section and one end of the fuse.
In an embodiment of the present invention, the integrated fuse further includes: and the second welding layer is positioned between the second bending section and one end of the fuse.
In an embodiment of the present invention, the first connecting portion includes a first bending section and a first main body section, the first bending section is connected to the end surface of one side of the length direction of the first main body section, a side surface of the first bending section, which is far away from the first main body section, is connected to one end of the fuse, and the length of the first bending section is greater than the thickness of the first main body section.
The utility model discloses an integrated fuse increases the area of contact between first connecting portion and the fuse through first bending segment to guarantee that first connecting portion and fuse can zonulae occludens, be difficult to take place to drop.
In an embodiment of the present invention, the length of the first bending section is less than or equal to the dimension of the fuse in the height direction.
The utility model discloses a first bending segment of integrated fuse does not surpass the surface of fuse on the direction of height, can avoid when using, and the part that surpasss the fuse surface of first bending segment contacts and is damaged with other structures, perhaps damages other structures.
In an embodiment of the present invention, the first connecting portion includes a first side bending section, a second side bending section and a first main body section, and the first side bending section and the second side bending section are located on two sides of the first main body section in the width direction and are connected to an end portion of the first main body section in the length direction; the first side bending section and the second side bending section are suitable for wrapping one end of the fuse.
The utility model discloses an among the integrated fuse, first connecting portion can increase the area of contact between first connecting portion and the fuse through the one end of first lateral buckling section and second lateral buckling section parcel fuse for can zonulae occludens between first connecting portion and the fuse, be difficult for taking place to drop.
In an embodiment of the present invention, the length of the first lateral bending section is greater than the size of the fuse in the height direction, and the length of the second lateral bending section is greater than the size of the fuse in the height direction.
Specifically, the part of the surface of the first side bending section, which exceeds the height direction of the fuse, can be bent along the surface of the fuse to wrap the fuse; the portion of the second side bent section, which exceeds the surface of the fuse in the height direction, may be bent along the surface of the fuse to wrap the fuse.
In an embodiment of the present invention, the end of the first connecting portion away from the fuse is a solder terminal.
The utility model discloses a first connecting portion of integrated fuse can be connected through the signal acquisition line in welding mode and the circuit, and is with low costs, the practicality is strong.
In an embodiment of the present invention, the end of the first connecting portion away from the fuse is a wire pressing terminal.
The utility model discloses a first connecting portion that integrated fuse can be through the signal acquisition line connection in the mode of line ball connection and the circuit, with low costs, the practicality is strong.
In an embodiment of the present invention, the second connecting portion includes a second bending section and a second main body section, the second bending section is connected to the end face of one side of the length direction of the second main body section, a side surface of the second bending section, which is far away from the second main body section, is connected to the other end of the fuse, and the length of the second bending section is greater than the thickness of the second main body section.
The utility model discloses an integrated fuse increases the area of contact between second connecting portion and the fuse through the second bending segment to guarantee that second connecting portion and fuse can zonulae occludens, be difficult to take place to drop.
In an embodiment of the present invention, the length of the second bending section is less than or equal to the size of the fuse in the height direction.
The utility model discloses a second bending segment of integrated fuse does not surpass the surface of fuse on the direction of height, can avoid when using, and the part that surpasss the fuse surface of second bending segment contacts with other structures and is damaged, perhaps damages other structures.
In an embodiment of the present invention, the second connecting portion includes a third side bending section, a fourth side bending section and a second main body section, the third side bending section and the fourth side bending section are located at two sides of the second main body section in the width direction and are connected to an end of the second main body section in the length direction; the third side bending section and the fourth side bending section are suitable for wrapping the other end of the fuse.
The utility model discloses an among the integrated fuse, the second connecting portion pass through the other end of third lateral buckling section and fourth lateral buckling section parcel fuse, can increase the area of contact between second connecting portion and the fuse for can zonulae occludens between second connecting portion and the fuse, difficult emergence drops.
In an embodiment of the present invention, the length of the third side bending section is greater than the size of the fuse in the height direction, and the length of the fourth side bending section is greater than the size of the fuse in the height direction.
Specifically, a portion of the third side bending section, which exceeds the surface of the fuse in the height direction, may be bent along the surface of the fuse to wrap the fuse; the portion of the fourth side bent segment, which exceeds the height direction surface of the fuse, may be bent along the surface of the fuse to wrap the fuse.
In an embodiment of the present invention, the second connecting portion is a metal sheet. Preferably, the second connecting portion is a nickel plate.
In one embodiment of the present invention, the fuse includes a first connection region, a second connection region, and a fuse region; the first connecting region is connected with the first connecting part; the second connecting area is connected with the second connecting part; the fusing region is located between the first connection region and the second connection region.
Specifically, the first connection region is a metal region and is suitable for being electrically connected with the first connection portion; the second connection region is a metal region and is suitable for being electrically connected with the second connection portion.
In an embodiment of the present invention, the fuse further includes: and the insulating packaging layer wraps the fusing area.
The embodiment of the utility model provides a still provide a battery module, include: an electric core; a signal acquisition line; and one end of the first connecting part, which is far away from the fuse, is electrically connected with the signal acquisition line, and the second connecting part is electrically connected with the battery cell.
It can be understood that the battery module of the embodiment of the present invention includes the aforementioned integrated fuse, and thus has the beneficial effects corresponding to the aforementioned integrated fuse, which is not described herein again.
The integrated fuse of the present invention will be described with reference to the following embodiments.
Example 1
Referring to fig. 1 and 2, the present embodiment provides an integrated fuse for electrical connection with a cell, including: the first connection portion 110, the fuse 120, and the second connection portion 130; the first connection portion 110 is connected to one end of the fuse 120, and the first connection portion 110 is adapted to electrically connect the fuse 120 to the signal acquisition line; the second connection portion 130 is connected to the other end of the fuse 120, and the second connection portion 130 is adapted to electrically connect the fuse 120 with the battery cell.
Referring to fig. 3A, 3B and 3C, the first connection portion 110 includes a first bending section 112 and a first main body section 111, the first bending section 112 is connected to an end surface of one side of the first main body section 111 in the length direction, a side surface of the first bending section 112 away from the first main body section 111 is connected to one end of the fuse 120, and the length of the first bending section 112 is greater than the thickness of the first main body section 111.
In the present embodiment, the length of the first bending section 112 is less than or equal to the dimension of the fuse 120 in the height direction.
In this embodiment, the integrated fuse further comprises: a first solder layer (not shown) is located between the first bend 112 and one end of the fuse 120.
In the present embodiment, an end of the first connecting portion 110 away from the fuse 120 is a solder terminal. Specifically, the surface of at least a region of the first body segment 111 is coated with a weld coating. The first connection portion 110 is connected to a signal acquisition line in the circuit by a solder coating.
Referring to fig. 4A, 4B and 4C, in the present embodiment, the second connecting portion 130 includes a second bending section 132 and a second main body section 131, the second bending section 132 is connected to an end surface of one side of the second main body section 131 in the length direction, a side surface of the second bending section 132 far away from the second main body section 131 is connected to the other end of the fuse 120, and the length of the second bending section 132 is greater than the thickness of the second main body section 131.
In the present embodiment, the length of the second bending section 132 is less than or equal to the dimension of the fuse 120 in the height direction.
In this embodiment, the integrated fuse further comprises: a second solder layer (not shown) is located between the second bend 132 and one end of the fuse 120.
In the present embodiment, the fuse 120 includes a first connection region, a second connection region, and a fuse region; the first connection region is connected to the first connection portion 110; the second connection region is connected to the second connection portion 130; the fusing region is located between the first connection region and the second connection region.
In this embodiment, the fuse 120 further includes: and the insulating packaging layer wraps the fusing area.
Example 2
Referring to fig. 5 and 6, the present embodiment provides an integrated fuse for electrical connection with a cell, including: a first connection portion 210, a fuse 220, and a second connection portion 230; the first connection portion 210 is connected to one end of the fuse 220, and the first connection portion 210 is adapted to electrically connect the fuse 220 to the signal acquisition line; the second connection portion 230 is connected to the other end of the fuse 220, and the second connection portion 230 is adapted to electrically connect the fuse 220 with the battery cell.
Referring to fig. 7A, 7B and 7C, in the present embodiment, the first connection portion 210 includes a first bending section 212 and a first main body section 211, the first bending section 212 is connected to an end surface of one side of the first main body section 211 in the length direction, a side surface of the first bending section 212 away from the first main body section 211 is connected to one end of the fuse 220, and the length of the first bending section 212 is greater than the thickness of the first main body section 111.
In the present embodiment, the length of the first bending section 212 is less than or equal to the dimension of the fuse 220 in the height direction.
In this embodiment, the integrated fuse further comprises: a first solder layer (not shown) is located between the first bend section 212 and one end of the fuse 220.
In the present embodiment, an end of the first connecting portion 210 away from the fuse 220 is a wire pressing terminal. Specifically, the surface of at least a partial region of the first body segment 211 has a plurality of convex structures. The first connection portion 210 is connected to a signal collection line in a circuit through a bump structure.
Referring to fig. 8A, 8B and 8C, in the present embodiment, the second connection portion 230 includes a second bending section 232 and a second main body section 231, the second bending section 232 is connected to an end surface of one side of the second main body section 231 in the length direction, a side surface of the second bending section 232 away from the second main body section 231 is connected to the other end of the fuse 220, and the length of the second bending section 232 is greater than the thickness of the second main body section 231.
In the present embodiment, the length of the second bending section 232 is less than or equal to the dimension of the fuse 220 in the height direction.
In this embodiment, the integrated fuse further includes: a second solder layer (not shown) is located between the second bend section 232 and one end of the fuse 220.
In the present embodiment, the fuse 220 includes a first connection region, a second connection region, and a fuse region; the first connection region is connected to the first connection portion 210; the second connection region is connected to the second connection portion 230; the fusing region is located between the first connection region and the second connection region.
In this embodiment, the fuse 220 further includes: and the insulating packaging layer wraps the fusing area.
Example 3
Referring to fig. 9 and 10, in the present embodiment, there is provided an integrated fuse for electrical connection with a cell, including: a first connection portion 310, a fuse 320, and a second connection portion 330; the first connection portion 310 is connected with one end of the fuse 320, and the first connection portion 310 is adapted to electrically connect the fuse 320 with the signal acquisition line; the second connecting portion 330 is connected to the other end of the fuse 320, and the second connecting portion 330 is adapted to electrically connect the fuse 320 with the battery cell.
Referring to fig. 11A, 11B and 11C, in the present embodiment, the first connection portion 310 includes a first side bending section 312, a second side bending section 313 and a first main body section 311, and the first side bending section 312 and the second side bending section 313 are located at two sides of the first main body section 311 in the width direction and are connected to an end of the first main body section 311 in the length direction; the first and second side bent portions 312 and 313 are adapted to wrap one end of the fuse 320.
In the present embodiment, the length of the first side bent section 312 is greater than the dimension of the fuse 320 in the height direction, and the length of the second side bent section 313 is greater than the dimension of the fuse 320 in the height direction.
In the present embodiment, an end of the first connecting portion 310 away from the fuse 320 is a solder terminal.
In other embodiments, the end of the first connection portion 310 away from the fuse 320 may also be a wire pressing terminal.
Referring to fig. 12A, 12B and 12C, in the present embodiment, the second connection portion 330 includes a third side folding segment 332, a fourth side folding segment 333 and a second main body segment 331, and the third side folding segment 332 and the fourth side folding segment 333 are located at two sides of the second main body segment 331 in the width direction and are connected to one end of the second main body segment 331 in the length direction; the third and fourth side bent pieces 332 and 333 are adapted to wrap the other end of the fuse 320.
In the present embodiment, the length of the third side bent segment 332 is greater than the size of the fuse 320 in the height direction, and the length of the fourth side bent segment 333 is greater than the size of the fuse 320 in the height direction.
In this embodiment, the second connecting portion 330 is a metal sheet. Preferably, the second connection portion 330 is a nickel plate.
In the present embodiment, the fuse 320 includes a first connection region, a second connection region, and a fuse region; the first connection region is connected to the first connection portion 310; the second connection region is connected to the second connection portion 330; the fusing region is located between the first connection region and the second connection region.
In this embodiment, the fuse 320 further includes: and the insulating packaging layer wraps the fusing area.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, and simple improvements made in the spirit of the present invention should be included in the protection scope of the present invention.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.
In the description herein, references to the description of the terms "this embodiment," "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., 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 invention. In this specification, the schematic representations of the terms used above are not necessarily intended to 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. Moreover, various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without being mutually inconsistent.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly defined otherwise.

Claims (10)

1. An integrated fuse for electrical connection to a cell, comprising: the fuse comprises a first connecting part, a fuse and a second connecting part;
the first connecting part is connected with one end of the fuse and is suitable for electrically connecting the fuse and the signal acquisition line;
the second connecting portion is connected with the other end of the fuse, and the second connecting portion is suitable for electrically connecting the fuse with the battery cell.
2. The integrated fuse according to claim 1, wherein the first connecting portion comprises a first bending section and a first main body section, the first bending section is connected to an end surface of one side of the first main body section in the length direction, a side surface of the first bending section, which is far away from the first main body section, is connected to one end of the fuse, and the length of the first bending section is greater than the thickness of the first main body section.
3. The integrated fuse according to claim 1, wherein the first connecting portion comprises a first lateral bending section, a second lateral bending section and a first main body section, and the first lateral bending section and the second lateral bending section are located on two sides of the first main body section in the width direction and are connected with one end of the first main body section in the length direction; the first side bending section and the second side bending section are suitable for wrapping one end of the fuse.
4. An integrated fuse according to any of claims 1 to 3 wherein the end of the first connection portion remote from the fuse is a solder or crimp terminal.
5. The integrated fuse according to claim 1, wherein the second connecting portion comprises a second bending section and a second main body section, the second bending section is connected to an end surface of one side of the second main body section in the length direction, a side surface of the second bending section, which is far away from the second main body section, is connected to the other end of the fuse, and the length of the second bending section is greater than the thickness of the second main body section.
6. The integrated fuse according to claim 1, wherein the second connecting portion comprises a third side bending section, a fourth side bending section and a second main body section, the third side bending section and the fourth side bending section are located on two sides of the second main body section in the width direction and are connected with one end of the second main body section in the length direction; the third side bending section and the fourth side bending section are suitable for wrapping the other end of the fuse.
7. The integrated fuse according to any one of claims 1, 5 or 6, wherein the second connecting portion is a metal sheet.
8. The integrated fuse of claim 7, wherein the second connecting portion is a nickel plate.
9. The integrated fuse of claim 1, wherein the fuse comprises a first connection region, a second connection region, and a fuse region;
the first connection region is connected with the first connection portion;
the second connection region is connected to the second connection portion;
the fuse region is located between the first connection region and the second connection region.
10. A battery module, comprising: an electric core; a signal acquisition line;
and the integrated fuse of any one of claims 1-9, wherein an end of the first connecting portion remote from the fuse is electrically connected to the signal acquisition line, and the second connecting portion is electrically connected to the cell.
CN202222654249.7U 2022-10-09 2022-10-09 Integrated fuse and battery module Active CN218498324U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202222654249.7U CN218498324U (en) 2022-10-09 2022-10-09 Integrated fuse and battery module

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202222654249.7U CN218498324U (en) 2022-10-09 2022-10-09 Integrated fuse and battery module

Publications (1)

Publication Number Publication Date
CN218498324U true CN218498324U (en) 2023-02-17

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Address after: 518000 1-2 Floor, Building A, Xinwangda Industrial Park, No. 18 Tangjianan Road, Gongming Street, Guangming New District, Shenzhen City, Guangdong Province

Patentee after: Xinwangda Power Technology Co.,Ltd.

Address before: 518107 1-2 Floor, Building A, Xinwangda Industrial Park, No. 18 Tangjianan Road, Gongming Street, Guangming New District, Shenzhen City, Guangdong Province

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Address before: 518000 1-2 Floor, Building A, Xinwangda Industrial Park, No. 18 Tangjianan Road, Gongming Street, Guangming New District, Shenzhen City, Guangdong Province

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Country or region before: China