CN213601961U

CN213601961U - Soft packet of intelligent battery

Info

Publication number: CN213601961U
Application number: CN202022633865.5U
Authority: CN
Inventors: 朱乃靖; 颜楚舒
Original assignee: Zhongshan Pnas Energy Technology Co ltd
Current assignee: Zhongshan Pnas Energy Technology Co ltd
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2021-07-02
Anticipated expiration: 2030-11-13

Abstract

The utility model discloses a soft packet of intelligent battery, include: soft-packaged battery cells; the plastic frame is internally provided with a containing cavity with an upper opening and a lower opening, and the soft package battery cell is contained in the containing cavity; the first sheet plate is attached to the upper surface of the soft-package battery cell and can seal the upper opening of the accommodating cavity; the second plate is attached to the lower surface of the soft-package battery cell and can seal the lower opening of the accommodating cavity. A first inserting positioning structure is arranged between the first sheet plate and the plastic frame, and a second inserting positioning structure is arranged between the second sheet plate and the plastic frame. The intracavity that holds of plastic frame is located to soft-packaged intelligent battery's more than soft-packaged intelligent battery's laminate respectively on soft-packaged battery's upper surface and lower surface in order to hold the upper shed and the under shed in chamber and seal, first cartridge location structure, second cartridge location structure are fixed a position first flitch and second flitch on plastic frame respectively, and the flitch is difficult for separating with soft-packaged battery core during the dismouting, has promoted soft-packaged intelligent battery's structural stability.

Description

Soft packet of intelligent battery

Technical Field

The utility model relates to a soft packet of intelligent battery.

Background

The soft-package intelligent battery has the characteristics of good safety performance, light weight, large capacity, small internal resistance, flexible design and the like. General soft packet of intelligent battery includes that laminate polymer core and cover establish the cover shell subassembly in laminate polymer core's outside, and wherein, the cover shell subassembly includes the plastic frame who is used for holding laminate polymer core and pastes the metal sheet on laminate polymer core, encloses into closed accommodation space between metal sheet and the plastic frame.

The soft packet of intelligent battery of above-mentioned structure installs in the battery compartment with electrical apparatus, when needs are changed or the soft packet of intelligent battery of maintenance, need pull out soft packet of intelligent battery from the battery compartment. Because there is not connection structure between metal sheet and the plastic frame, at the in-process of digging out soft-package intelligent battery, the metal sheet is easy and soft-package electric core direct separation, leads to soft-package intelligent battery to damage.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a stable in structure's soft packet of intelligent battery.

According to the utility model discloses soft packet of intelligent battery, include: soft-packaged battery cells; the flexible package battery cell comprises a plastic frame, wherein a containing cavity with an upper opening and a lower opening is formed in the plastic frame, and the flexible package battery cell is contained in the containing cavity; the first sheet plate is attached to the upper surface of the soft package battery cell and can seal the upper opening of the accommodating cavity; and the second sheet plate is attached to the lower surface of the soft-package battery cell and can seal the lower opening of the accommodating cavity. A first inserting and positioning structure is arranged between the first sheet plate and the plastic frame, and a second inserting and positioning structure is arranged between the second sheet plate and the plastic frame.

According to the utility model discloses soft packet of intelligent battery has following beneficial effect at least:

the flexible package battery core of the above structure locates the intracavity that holds of plastic frame, utilize first plate and second plate to paste respectively on flexible package battery core's upper surface and lower surface, can seal the upper shed and the under shed that hold the chamber when hugging closely flexible package battery core, first cartridge location structure of cooperation fixes a position first plate on plastic frame, cooperation second cartridge location structure fixes a position second plate on plastic frame, be difficult to make plate and flexible package battery core phase separation during the flexible package battery of dismouting, the structural stability of flexible package battery has been promoted.

In some embodiments of the present invention, the first inserting positioning structure includes a first inserting piece and a first positioning slot, one of the first inserting piece and the first positioning slot is disposed on the plastic frame, and the other is disposed on the first sheet.

In some embodiments of the present invention, the first insertion piece is integrally formed at an end of the first piece plate, and the first positioning slot is disposed on the plastic frame.

In some embodiments of the present invention, the second inserting positioning structure includes a second inserting piece and a second positioning slot, one of the second inserting piece and the second positioning slot is disposed on the plastic frame, and the other is disposed on the second plate.

In some embodiments of the present invention, the second insertion piece is integrally formed at an end of the second piece, and the second positioning insertion slot is disposed on the plastic frame.

The utility model discloses an in some embodiments, the inboard at the both ends of plastic frame be equipped with respectively all with first circuit board and the second circuit board that the soft-packaged electrical core is connected, first perforation has been seted up to plastic frame's one end, be equipped with on the first circuit board and wear to locate first fenestrate positive contact, the second perforation has been seted up to plastic frame's the other end, be equipped with on the second circuit board and wear to locate the second fenestrate negative contact.

In some embodiments of the present invention, a charging socket is disposed on the second circuit board, the plastic frame is adjacent to the inner side surface of one end of the second circuit board is provided with a profiling half-groove, the first sheet is adjacent to one end of the second circuit board and the profiling half-groove together enclose a recess adapted to the outer contour of the charging socket.

In some embodiments of the present invention, the plastic frame is adjacent to an upper surface of one end of the charging socket is provided with a first positioning sinking groove, and the first sheet plate is adjacent to one end of the charging socket and the side wall of the first positioning sinking groove.

In some embodiments of the present invention, a second positioning sinking groove is formed on a lower surface of the plastic frame adjacent to one end of the negative contact, and the second plate is adjacent to one end of the negative contact and abuts against a side wall of the second positioning sinking groove.

The utility model discloses an in some embodiments, this soft packet of intelligent battery still includes the protective sheath, the protective sheath cladding is in plastic frame soft packet of electricity core first sheet with on the second sheet.

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

Drawings

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

fig. 1 is an appearance schematic diagram of an embodiment of the soft-packaged intelligent battery of the present invention;

FIG. 2 is an exploded view of a perspective of the embodiment of FIG. 1;

FIG. 3 is an exploded view of the embodiment of FIG. 1 from another perspective;

fig. 4 is a schematic structural view of the embodiment of fig. 1 with the protective sheath removed.

Detailed Description

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

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the orientation description, such as the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., is the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplicity of description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, 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; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 and fig. 2, the utility model discloses a soft packet of intelligent battery, include: a soft-packaged electrical core 100; the plastic frame 200, an accommodating cavity 210 with an upper opening and a lower opening is arranged inside the plastic frame 200, and the soft package battery cell 100 is accommodated in the accommodating cavity 210; the first sheet 300 is attached to the upper surface of the soft-package battery cell 100, and can close the upper opening of the accommodating cavity 210; the second sheet 400 is attached to the lower surface of the flexible-package battery cell 100, and can close the lower opening of the accommodating cavity 210. A first inserting and positioning structure is arranged between the first sheet plate 300 and the plastic frame 200, and a second inserting and positioning structure is arranged between the second sheet plate 400 and the plastic frame 200.

In the chamber 210 that holds of plastic frame 200 was located to the laminate polymer battery core 100 of the laminate polymer intelligent battery of above structure, utilize first plate 300 and second plate 400 to paste respectively on laminate polymer battery core 100's upper surface and lower surface, can seal with the upper shed and the under shed that hold chamber 210 when hugging closely laminate polymer battery core 100, first cartridge location structure of cooperation fixes a position first plate 300 on plastic frame 200, cooperation second cartridge location structure fixes a position second plate 400 on plastic frame 200, be difficult to make plate and laminate polymer battery core 100 phase separation during the soft-packaged intelligent battery of dismouting, the structural stability of laminate polymer intelligent battery has been promoted.

Referring to fig. 2, in some embodiments of the present invention, the first inserting positioning structure includes a first inserting piece 510 and a first positioning slot 520, one of the first inserting piece 510 and the first positioning slot 520 is disposed on the plastic frame 200, and the other is disposed on the first sheet 300. When the first sheet 300 is subjected to an external force and has a tendency to separate from the upper surface of the flexible package battery cell 100, the first insertion sheet 510 is engaged with the first positioning slot 520 to prevent the first sheet 300 from separating from the flexible package battery cell 100 along a direction other than the insertion direction of the first insertion sheet 510.

Referring to fig. 2, in some embodiments of the present invention, the first insertion sheet 510 is integrally formed at the end of the first sheet 300, the first insertion sheet 510 is bent downward to form a right angle, the first positioning slot 520 is disposed on the plastic frame 200, when assembling the flexible package intelligent battery, the double-faced adhesive tape is firstly pasted on the upper surface of the flexible package battery core 100, then the first insertion sheet 510 is aligned with the first positioning slot 520 and inserted downward, and meanwhile, the first sheet 300 is pasted and fixed on the upper surface of the flexible package battery core 100 through the double-faced adhesive tape.

Referring to fig. 2 and 3, in some embodiments of the present invention, the second insertion positioning structure includes a second insertion sheet 610 and a second positioning insertion groove 620, one of the second insertion sheet 610 and the second positioning insertion groove 620 is disposed on the plastic frame 200, and the other is disposed on the second sheet 400. When the second sheet 400 is subjected to an external force and has a tendency to separate from the lower surface of the flexible package battery cell 100, the second insertion sheet 610 and the second positioning insertion groove 620 cooperate to prevent the second sheet 400 from separating from the flexible package battery cell 100 along a direction other than the insertion direction of the second insertion sheet 610.

Referring to fig. 2 and 3, in some embodiments of the present invention, the second insertion piece 610 is integrally formed at an end portion of the second piece board 400, the second insertion piece 610 is bent upward to form a right angle, and the second positioning insertion groove 620 is disposed on the plastic frame 200. When assembling the intelligent battery with soft package, firstly paste the double faced adhesive tape on the lower surface of the soft package battery core 100, then align the second inserting piece 610 with the second positioning slot 620 and insert, meanwhile, the second sheet plate 400 is fixed on the lower surface of the soft package battery core 100 through the double faced adhesive tape.

Referring to fig. 2 and 3, in some embodiments of the present invention, the inner sides of the two ends of the plastic frame 200 are respectively provided with a first circuit board 700 and a second circuit board 800 which are both connected to the soft package battery cell 100, one end of the plastic frame 200 has been provided with a first through hole 220, the first circuit board 700 is provided with a positive contact 710 penetrating the first through hole 220, the other end of the plastic frame 200 has been provided with a second through hole 230, and the second circuit board 800 is provided with a negative contact 810 penetrating the second through hole 230. The positive contact 710 and the negative contact 810 both extend out of the plastic frame 200, thereby facilitating the use of the device mounted on an electrical appliance.

Referring to fig. 4, in some embodiments of the present invention, a charging socket 820 is disposed on the second circuit board 800, a profiling half-groove 240 is disposed on an inner side surface of one end of the plastic frame 200 adjacent to the second circuit board 800, and a recess groove adapted to an outer contour of the charging socket 820 is defined by one end of the first sheet 300 adjacent to the second circuit board 800 and the profiling half-groove 240 together. The end of the first sheet 300 does not need to be extended to be flush with the end face of the plastic frame 200, and the first sheet 300 is not required to be provided with a yielding hole for yielding the charging socket 820, so that the material consumption of the first sheet 300 can be reduced, and the situation that the yielding hole is difficult to align with the charging socket 820 due to machining errors can be avoided.

Referring to fig. 2 to 4, in some embodiments of the present invention, the upper surface of the one end of the plastic frame 200 adjacent to the charging socket 820 is provided with a first positioning sinking groove 250, the one end of the first sheet plate 300 adjacent to the charging socket 820 abuts against the side wall of the first positioning sinking groove 250, so as to position the end of the first sheet plate 300, so that the first inserting sheet 510 can be smoothly inserted into the first positioning slot 520, and a yielding groove is formed between the first sheet plate 300 and the profiling half-groove 240, thereby preventing the first sheet plate 300 from moving horizontally relative to the plastic frame 200.

Referring to fig. 2 to 4, in some embodiments of the present invention, the lower surface of the end of the plastic frame 200 adjacent to the negative contact 810 is provided with a second positioning sinking groove 260, and the end of the second sheet 400 adjacent to the negative contact 810 abuts against the side wall of the second positioning sinking groove 260, so as to position the end of the second sheet 400, so that the second inserting sheet 610 can be smoothly inserted into the second positioning slot 620, and prevent the second sheet 400 from moving horizontally relative to the plastic frame 200.

Referring to fig. 1 and 2, in some embodiments of the present invention, the pouch smart battery further includes a protective sheath 900, and the protective sheath 900 is coated on the plastic frame 200, the pouch cell 100, the first sheet 300 and the second sheet 400. Protective sheath 900 can protect plastic frame 200, soft-packaged electrical core 100, first plate 300 and second plate 400 not receive the scratch, has the fixed effect of parcel moreover, can prevent first plate 300 and soft-packaged electrical core 100 separation, can prevent second plate 400 and soft-packaged electrical core 100 separation.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

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

Claims

1. A soft-packaged intelligent battery, comprising:

a soft-pack cell (100);

the flexible package battery cell comprises a plastic frame (200), wherein an accommodating cavity (210) with an upper opening and a lower opening is formed in the plastic frame (200), and the flexible package battery cell (100) is accommodated in the accommodating cavity (210);

the first sheet plate (300) is attached to the upper surface of the soft package battery cell (100) and can close the upper opening of the accommodating cavity (210);

the second sheet plate (400) is attached to the lower surface of the soft package battery cell (100) and can seal the lower opening of the accommodating cavity (210);

a first plug-in mounting positioning structure is arranged between the first sheet plate (300) and the plastic frame (200), and a second plug-in mounting positioning structure is arranged between the second sheet plate (400) and the plastic frame (200).

2. The smart battery pack according to claim 1, wherein:

the first inserting positioning structure comprises a first inserting sheet (510) and a first positioning slot (520), one of the first inserting sheet (510) and the first positioning slot (520) is arranged on the plastic frame (200), and the other one is arranged on the first sheet plate (300).

3. The smart battery pack according to claim 2, wherein:

the first inserting piece (510) is integrally formed at the end part of the first piece plate (300), and the first positioning slot (520) is arranged on the plastic frame (200).

4. The smart battery pack according to claim 1, wherein:

the second inserting positioning structure comprises a second inserting sheet (610) and a second positioning slot (620), one of the second inserting sheet (610) and the second positioning slot (620) is arranged on the plastic frame (200), and the other one is arranged on the second sheet plate (400).

5. The smart battery pack according to claim 4, wherein:

the second inserting piece (610) is integrally formed at the end part of the second piece plate (400), and the second positioning slot (620) is arranged on the plastic frame (200).

6. The smart battery pack according to claim 1, wherein:

the inboard at the both ends of plastic frame (200) is equipped with respectively all with first circuit board (700) and second circuit board (800) that laminate polymer battery core (100) are connected, first perforation (220) have been seted up to the one end of plastic frame (200), be equipped with on first circuit board (700) and wear to locate positive contact (710) of first perforation (220), second perforation (230) have been seted up to the other end of plastic frame (200), be equipped with on second circuit board (800) and wear to locate negative contact (810) of second perforation (230).

7. The smart battery pack according to claim 6, wherein:

be equipped with on second circuit board (800) and charge socket spare (820), plastic frame (200) are close to the medial surface of the one end of second circuit board (800) is equipped with profile modeling half groove (240), first sheet (300) are close to the one end of second circuit board (800) with profile modeling half groove (240) enclose jointly with the groove of stepping down of the outline looks adaptation of socket spare (820) charges.

8. The smart battery pack according to claim 7, wherein:

the upper surface of one end, adjacent to the charging socket piece (820), of the plastic frame (200) is provided with a first positioning sinking groove (250), and one end, adjacent to the charging socket piece (820), of the first sheet plate (300) is abutted to the side wall of the first positioning sinking groove (250).

9. The smart battery pack according to claim 6, wherein:

the lower surface of one end, adjacent to the negative contact (810), of the plastic frame (200) is provided with a second positioning sinking groove (260), and one end, adjacent to the negative contact (810), of the second sheet plate (400) is abutted to the side wall of the second positioning sinking groove (260).

10. The smart battery pack according to claim 1, wherein:

still include protective sheath (900), protective sheath (900) cladding is in plastic frame (200), soft-packaged electrical core (100), first sheet board (300) with on second sheet board (400).