CN107706326B - Battery protection piece, protection method and battery assembly - Google Patents
Battery protection piece, protection method and battery assembly Download PDFInfo
- Publication number
- CN107706326B CN107706326B CN201710709746.3A CN201710709746A CN107706326B CN 107706326 B CN107706326 B CN 107706326B CN 201710709746 A CN201710709746 A CN 201710709746A CN 107706326 B CN107706326 B CN 107706326B
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- battery
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
- H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
- H01M50/209—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for prismatic or rectangular cells
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
- H01M50/24—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries from their environment, e.g. from corrosion
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/30—Batteries in portable systems, e.g. mobile phone, laptop
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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
Abstract
The invention discloses a battery protection piece, a protection method and a battery assembly, wherein the battery protection piece comprises: a plurality of protection zones and a plurality of folding zones; the protection piece is of an integral structure, and an accommodating cavity matched with the shape of the battery is formed when the protection piece is folded along the folding area in a preset mode so as to wrap and accommodate the battery; the thickness of the folding area is lower than that of the protection area, and the softness of the folding area is higher than that of the protection area. Through the mode, the battery protection piece can well protect the battery.
Description
Technical Field
The invention relates to the technical field of battery packaging, in particular to a battery protection piece, a protection method and a battery assembly.
Background
The batteries of the mobile terminal, especially the polymer batteries, are generally packaged by using a flexible packaging film such as an aluminum plastic film, but the flexible packaging film is easily deformed, damaged or even exploded by external force.
Currently, a common method for protecting the battery is to attach steel sheets to the battery to protect the respective sides of the battery.
However, the inventor of the present application found in a long-term research and development process that a steel sheet may have sharp pricks during a production process, and particularly, sharp pointed points appear at the edges of a battery, so that the battery is easily pierced.
Disclosure of Invention
The invention mainly solves the technical problem of providing a battery protection piece, a protection method and a battery assembly, which can play a good role in protecting a battery.
In order to solve the technical problems, the invention adopts a technical scheme that: provided is a battery protector, including: a plurality of protection regions for correspondingly covering a plurality of faces of the battery; a plurality of folding regions connecting adjacent protection regions for covering edges of the battery; the protection piece is of an integral structure, and an accommodating cavity matched with the shape of the battery is formed when the protection piece is folded along the folding area in a preset mode so as to wrap and accommodate the battery; the thickness of the folding area is lower than that of the protection area, and the softness of the folding area is higher than that of the protection area.
In order to solve the technical problems, the invention adopts a technical scheme that: there is provided a battery protection method, the method including: providing a battery and a battery protection member, wherein the protection member is an integrated structure, comprising: a plurality of protection regions for correspondingly covering a plurality of faces of the battery; a plurality of folding regions connecting adjacent protection regions for covering edges of the battery; the thickness of the folding area is lower than that of the protection area, and the softness of the folding area is higher than that of the protection area;
one surface of the battery is placed on the protection area of the protection piece corresponding to the battery, and the protection piece is folded along the folding area according to a preset mode to form an accommodating cavity matched with the shape of the battery so as to wrap and accommodate the battery.
In order to solve the technical problems, the invention adopts a technical scheme that: the battery pack comprises a battery and a battery protection shell, wherein the battery protection shell wraps and contains the battery, and the protection shell is formed by folding the battery protection piece in a preset mode.
The invention has the beneficial effects that: in contrast to the state of the art, the present invention provides a battery protector comprising: a plurality of protection zones and a plurality of folding zones; the protection piece is of an integral structure, and an accommodating cavity matched with the shape of the battery is formed when the protection piece is folded along the folding area in a preset mode so as to wrap and accommodate the battery; the thickness of the folding area is lower than that of the protection area, and the softness of the folding area is higher than that of the protection area. Through the mode, the folding area of the battery edge covered by the battery protection piece is lower in thickness and higher in flexibility, the protection piece can be smoothly folded when wrapping the battery, and meanwhile, the generation of sharp corners at the edge is avoided, so that the battery is well protected.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts. Wherein:
FIG. 1 is a schematic structural view of one embodiment of a battery protector according to the present invention;
fig. 2 is a schematic structural view of the battery protector in fig. 1 after being folded;
FIG. 3 is a schematic structural view of another embodiment of a battery protector according to the present invention;
FIG. 4 is a schematic flow chart diagram illustrating one embodiment of a battery protection method of the present invention;
FIG. 5 is a schematic structural view of the battery protector in the embodiment of FIG. 4;
fig. 6 is a schematic flow chart illustrating a method of forming a battery protector according to an embodiment of the battery protection method of the present invention;
FIG. 7 is a schematic structural view of another embodiment of a battery protector according to the present invention;
FIG. 8 is a schematic structural view of one embodiment of a battery pack according to the present invention;
fig. 9 is a schematic structural diagram of an embodiment of a mobile terminal including the battery pack of fig. 8.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive efforts based on the embodiments of the present invention, are within the scope of the present invention.
Referring to fig. 1 and 2, fig. 1 is a schematic structural view of an embodiment of a battery protector according to the present invention, and fig. 2 is a schematic structural view of the battery protector of fig. 1 after being folded. In the present embodiment, the battery protector 10 includes: a plurality of protection zones 11 and a plurality of folding zones 12.
Wherein a plurality of protection regions 11 are provided to correspond to a plurality of sides covering a battery (not shown). A plurality of fold regions 12 connect adjacent protection regions for covering the edges of the cells. The battery protector 10 is of an integral structure, and when the battery protector 10 is folded along the folding region 12 in a preset manner, a containing cavity 20 matched with the shape of the battery is formed so as to wrap and contain the battery; wherein the thickness of the folding zone 12 is lower than the protection zone 11 and the softness of the folding zone 12 is higher than the protection zone 11.
It should be noted that the number of the protection regions 11 in this embodiment may be the same as the number of the faces of the battery, and the protection regions correspond to the faces of the battery one by one; or more than the number of sides of the cell, in which case the plurality of protection zones 11 may overlap one or more sides of the cell. The number of fold areas 12 is also not limited and may be the same as or different from the number of edges of the cell. In one application scenario, the number of protection zones 11 is greater than the number of faces of the battery, and only one face of the battery is overlapped, while the folding zone 12 can cover part of the edge of the battery.
The battery protector 10 of the present embodiment is of a unitary construction and may be fabricated from a unitary material, for example.
The battery protector 10 is capable of forming a receiving cavity 20 matching the shape of the battery when folded along the folding zone 12 and in a predetermined manner. Here, the predetermined manner is a manner in which the respective protection regions 11 are folded toward the same position along the respective folding regions 12 to form the receiving cavities 20 capable of receiving the batteries, according to the structure of the battery protection member 10. The shape matching of the accommodating cavity 20 and the battery may refer to the shape and size matching of the accommodating cavity 20 and the shape and size of the battery, that is, the length of the accommodating cavity 20 is the length of the battery, the width of the accommodating cavity 20 is the width of the battery, and the height of the accommodating cavity 20 is the height of the battery. Further, the battery protector 10 covers the battery, and there is no gap contact between the inside of the battery protector 10 and the battery, but of course, in some application scenarios, there may be a certain gap.
In addition, the material of the battery protection member 10 in the present embodiment may be a material having a flat surface and less prone to generate sharp burrs or sharp corners, and may be, for example, a plastic material, and specifically may be at least one of polycarbonate, polycarbonate alloy, polyacetal resin, polysulfone resin, acrylic resin, and the like.
In the present embodiment, the battery protector 10 includes: a plurality of protection zones 11 and a plurality of folding zones 12; wherein, the battery protection member 10 is an integral structure, and when the battery protection member 10 is folded along the folding region 12 and according to a preset mode, a containing cavity 20 matched with the shape of the battery is formed to wrap and contain the battery; the thickness of the folding zone 12 is lower than the protection zone 11 and the softness of the folding zone 12 is higher than the protection zone 11. In this way, the thickness of the folding region 12 of the battery protection member 10 covering the battery edge is lower, the softness is higher, the battery protection member 10 can be smoothly folded when wrapping the battery, and meanwhile, the generation of sharp corners at the edge is avoided, so that the battery is well protected.
In one embodiment, the plurality of protection zones 11 includes: a bottom protection zone 11a, at least one top protection zone 11b, four side protection zones 11 c. The bottom protection region 11a is used to cover the bottom surface of the battery correspondingly, the at least one top protection region 11b is used to cover the top surface of the battery correspondingly, and the four side protection regions 11c are used to cover the four side surfaces of the battery correspondingly.
The four side protection zones 11c are respectively connected to the periphery of the bottom protection zone 11a through the folding zones 12, and the at least one top protection zone 11b is connected to one side of the at least one side protection zone 11c, which is far away from the bottom protection zone 11a, through the folding zones 12.
In the present embodiment, the receiving cavity 20 formed when the battery protector 10 is folded along the folding region 12 in a predetermined manner is a hexahedral receiving cavity, which may be used to protect a battery having a corresponding shape. Such as the battery of current smart phones.
It is to be noted that the battery protector 10 in this embodiment is joined together at the top protection zone 11b when folded to form the accommodation chamber 20. When the number of the top protection regions 11b is one, the top protection region 11b can completely cover the top surface of the battery, and when the number of the top protection regions 11b is multiple, for example, two top protection regions 11b can jointly cover the top surface of the battery, and the top protection regions may partially or completely overlap and cover the top surface of the battery, or may be tiled and bonded, and this is not limited herein. In one application scenario, the number of top protection zones 11b is four, 11b1, 11b2, 11b3 and 11b 4. The four top protection regions 11b are respectively connected to one side of the four side protection regions 11c away from the bottom protection region 11a through the folding regions 12, and when the battery protection member 10 wraps and accommodates the battery, the four top protection regions 11b overlap and cover the top surface of the battery. Top protected zone 11b1 is located opposite top protected zone 11b3 and top protected zone 11b2 is located opposite top protected zone 11b 4. It should be noted that the areas of the four top protection regions 11b are not limited as long as they can jointly cover the top surface of the battery, and for example, the four top protection regions 11b may be rectangular, and the areas of each two opposite top protection regions 11b are the same, and the top protection regions 11b1 and the top protection regions 11b3 are tiled and combined to cover the top surface of the battery, while the top protection regions 11b2 and the top protection regions 11b4 cover only a part of the top surface of the battery.
Referring to fig. 3, fig. 3 is a schematic structural view of another embodiment of a battery protection member according to the present invention. In the present embodiment, the surface of at least one top protection region 11b facing the same side is provided with a back adhesive 13, so that the battery protection member 10 can bond and fix the top surface of the battery when the battery protection member is wrapped and accommodated in the battery.
The arrangement mode of the back adhesive 13 on the at least one top protection area 11b is not limited, and the battery can be wrapped and arranged in the accommodating cavity 20 formed when the battery protection piece 10 is folded along the folding area 12 in a preset mode through the back adhesive 13 on the top protection area 11 b.
In the present embodiment, the battery protector 10 is joined at least one top protection region 11b while being folded along the folding region 12 and forming the accommodation chamber 20. Set up the gum on top protection zone 11b and can make when protecting the battery, bond and fix the battery in the junction, the convenient parcel and the protection to the battery can also make the connection between battery and the battery protection piece 10 inseparabler in addition, promotes the battery protection effect.
In one embodiment, the thickness of the protection region 11 is 0.05-0.1 mm. Specifically, it may be 0.05mm, 0.06mm, 0.07mm, 0.08mm, 0.09mm, 0.1mm, or the like. In the present embodiment, the thickness of the protection region 11 can ensure that the battery protection member 10 can protect the battery from being punctured by a sharp object, and can also ensure the lightness and thinness of the battery protection member 10.
Wherein, in one embodiment, the width of the folding area 12 is 0.1-0.5 mm. Specifically, it may be 0.1mm, 0.2mm, 0.3mm, 0.4mm, 0.5mm, or the like. It should be noted that the width of the plastic material forming the folding region 13 is suitable for covering the edge of the battery 30, and the battery protection member 10 can be smoothly folded along the folding region 13 to form the receiving cavity 20.
Referring to fig. 1, 4 and 5, fig. 4 is a schematic flow chart of an embodiment of a battery protection method according to the present invention, and fig. 5 is a schematic structural diagram of a battery protection member in the embodiment of fig. 4. The protection method comprises the following steps:
s101: a battery 30 and a battery protector 10 are provided.
In the present embodiment, the protector 10 is an integral structure including: a plurality of protection zones 11 and a plurality of folding zones 12. A plurality of protection regions 11 for covering a plurality of faces of the battery correspondingly; a plurality of folding regions 12 connecting adjacent protection regions 11 for covering the edges of the cells; the thickness of the folding zone 12 is lower than the protection zone 11 and the softness of the folding zone 12 is higher than the protection zone 13.
S102: one side of the battery 30 is placed on the protection region 11 of the protection member 10 corresponding thereto, and the protection member 10 is folded along the folding region 12 in a predetermined manner to form a receiving cavity matching the shape of the battery, so as to wrap and receive the battery.
Specifically, in the present embodiment, the battery 30 is placed on the bottom protection region 11a, and the battery protection member 10 is folded along the folding region 12 in a predetermined manner to form a receiving cavity matching the shape of the battery, so as to wrap the battery, so that there is no gap between the inside of the battery protection member 10 and the battery.
It should be noted that the predetermined manner is to fold the respective protection regions 11 toward the same place along the respective folding regions 12 when folding to form the accommodation cavities, depending on the structure of the battery protector 10. Specifically, in the present embodiment, the four side protection regions 11c are folded toward the battery along the folding region 12, and the four top protection regions 11b are folded toward the battery along the folding region 12, so that the four side protection regions can be covered on four sides of the battery, and the four top protection regions 11b can be collectively covered on the top surface of the battery.
The related descriptions of the structure of the battery protector 10 are the same as those of the battery protector embodiments of the present invention, and refer to the above embodiments for details, which are not repeated herein.
Through the mode, the thickness of the folding area 12 is lower, the softness is higher, when the battery 30 is wrapped and protected, the folding area can be smoothly folded, the generation of sharp corners at edges can be avoided, and the battery can be well protected.
Referring to fig. 1 and 6, fig. 6 is a schematic flow chart illustrating a method for forming a battery protection member according to an embodiment of the battery protection method of the present invention. The method comprises the following steps:
s201: a plastic sheet is provided.
In the present embodiment, the plastic sheet may be a material having a flat surface and not prone to generate sharp points, such as a thermoplastic sheet, specifically at least one of polycarbonate, polycarbonate alloy, polyacetal resin, polysulfone resin, and acrylic resin.
S202: and punching the plastic sheet according to the shape and the size of the battery to form plastic sheets corresponding to all sides of the battery.
Wherein, the plastic sheet forms the plastic piece of the integrative structure that can fold the parcel battery through stamping process according to the overall dimension of battery. Specifically, in the present embodiment, the plastic sheet is punched out in accordance with the size of the battery, to obtain plastic sheets corresponding to the respective faces of the battery. In another embodiment, the plastic sheet may be a plastic sheet corresponding to each surface of the battery by injection molding a molten plastic material sheet according to the size of the battery.
S203: and performing hot pressing on the plastic sheet at the position corresponding to the edge of the battery to form a plurality of folding areas 12 and a plurality of protection areas 11.
Specifically, in the present embodiment, the position of the plastic sheet corresponding to the edge of the battery is determined according to the position of the edge of the battery. The plastic sheet is thinned at a position corresponding to the edge of the battery using a thermal head, thereby forming a folding region 12 and a protection region 11. It should be noted that the thickness of the folding region 12 formed by heat pressing is lower than that of the protection region 11, and the softness of the folding region 12 is higher than that of the protection region 11, so that the protective shell 10 can be more conveniently folded, and the generation of spikes and the like can be further prevented. In one application scenario, where the battery is hexahedral, an integral plastic sheet is hot pressed at positions corresponding to eight edges of the battery, forming eight folding areas 12 and nine protection areas 11 as shown in fig. 1. Of course, in other application scenarios, the plastic sheet may cover the entire number of edges of the battery, not only a part of the number of edges, for example, a whole plastic sheet is hot pressed at the position corresponding to twelve edges of the battery or other number of edges of the battery, so as to form a plurality of folding regions 12 and a plurality of protection regions 11. Through the embodiment, the position of the plastic sheet corresponding to the edge of the battery is determined according to the size and the edge position of the battery, so that the size of the protection area 11 is consistent with that of each surface of the corresponding battery, the size precision of the protection piece 10 is further ensured, and the size stability of the packaged battery is ensured.
In one embodiment, the battery protector is jointed at a protection area covering the top surface of the battery to form an accommodating cavity matched with the shape of the battery. At this time, the battery protection method further includes: and arranging gum on one side of the protection area covering the top surface of the battery, which faces the accommodating cavity, and bonding the protection piece on the top surface of the battery through the gum.
Specifically, in this embodiment, be provided with the gum on the one side of the protection zone orientation holding chamber that covers the battery top surface, this gum is used for pasting the battery and is fixed in the holding intracavity, prevents that the battery from rocking in the holding intracavity, and the gum can be the one side of local setting at the protection zone orientation holding chamber that covers the battery top surface, also can whole face setting in the one side of the protection zone orientation holding chamber that covers the battery top surface.
Through this embodiment, set up the gum on the protection zone that covers the battery top surface, can make when protecting the battery, bond and fix the battery in the junction, the convenience is to parcel and the protection of battery, can also make the connection between battery and the battery protection piece inseparabler in addition, promotes battery protection effect.
Referring to fig. 5 and 7, fig. 7 is a schematic structural view of another embodiment of the battery protector according to the present invention. In the present embodiment, the protection member 10 is provided with a notch 14, and the notch 14 corresponds to the position of the contact 32 of the battery, so as to ensure the connection between the battery 30 and the corresponding mobile terminal motherboard (not shown), and ensure the normal use of the mobile terminal.
Specifically, referring to fig. 1, fig. 3 and fig. 5, the following exemplifies the above embodiment by an implementation scenario:
the plastic sheet is punched according to the shape and size of the battery 30 to form a plastic sheet which can be folded and wrapped around the battery 30 and has an integral structure. The position of the plastic sheet corresponding to the edge 31 of the battery 30 is determined according to the position of the edge 31 of the battery 30. The plastic sheet is thinned at a position corresponding to the edge 31 of the battery 30 using a thermal head, thereby forming the folding region 12 and the protection region 11. The battery 30 is placed on the bottom protection area 11a, and the protection member 10 is provided with a notch 14, wherein the notch 14 corresponds to the position of the contact 32 of the battery 30. The respective protection zones 11 are folded towards the same along the respective folding zones 12. And a back adhesive 13 is coated on one surface, facing the accommodating cavity, of the protection area 11 covering the top surface of the battery, so that the protection area 11 covering the top surface of the battery is attached to the battery 30, and the battery 30 is adhered and fixed in the accommodating cavity 20.
By the above manner, the present implementation scenario can ensure that the size of the battery protector 10 matches the size of the battery 30, and can stabilize the size of the packaged battery assembly; furthermore, the battery protection member is made of plastic material, has a flat surface and does not generate sharp pricks, and can prevent the battery 30 from being scratched or pricked by sharp objects in the using or assembling process, thereby having a good protection effect on the battery 30.
Referring to fig. 8, fig. 8 is a schematic structural diagram of a battery assembly according to an embodiment of the present invention. In the present embodiment, the battery pack 50 includes a battery and a battery protection case 40 that covers and accommodates the battery. The battery protection case 40 is formed by folding the battery protector in the above-described embodiment in a predetermined manner. The battery assembly 50 may be assembled into a mobile terminal for use. For details of the battery protection member, please refer to the above embodiments of the battery protection member of the present invention, which are not described herein again. In this way, the battery protection shell 40 can be smoothly folded when wrapping the battery 30 for protection, and can avoid the generation of sharp corners at the edges, thereby playing a good role in protecting the battery.
Referring to fig. 9, fig. 9 is a schematic structural diagram of an embodiment of a mobile terminal including the battery assembly of fig. 8. In this embodiment, the mobile terminal 60 includes the battery assembly 50 mentioned in the above embodiments, wherein the contact of the battery is connected with the main board of the mobile terminal, so as to ensure the normal use of the mobile terminal 50. The mobile terminal 50 may be a smart phone, a tablet computer, a smart watch, a laptop computer, etc.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (8)
1. A battery protector, characterized in that the battery protector comprises:
a plurality of protection regions for correspondingly covering a plurality of faces of the battery;
a plurality of folding regions connecting adjacent ones of the protection regions for covering edges of the cells;
the protective piece is of an integral structure, and an accommodating cavity matched with the shape of the battery is formed when the protective piece is folded along the folding area in a preset mode so as to wrap and accommodate the battery;
the thickness of the folding area is lower than that of the protection area, and the softness of the folding area is higher than that of the protection area;
the plurality of protection zones include:
the bottom protection area is used for correspondingly covering the bottom surface of the battery;
at least one top protection area for correspondingly covering the top surface of the battery;
four side protection regions for correspondingly covering four side surfaces of the battery;
the four side protection areas are respectively connected to the periphery of the bottom protection area through the folding areas, and at least one top protection area is connected to one side, away from the bottom protection area, of at least one side protection area through the folding areas;
the thickness of the protection area is 0.05-0.1 mm;
the width of the folding area is 0.1-0.5 mm;
the protection piece is made of polycarbonate.
2. The battery protector as claimed in claim 1, wherein the number of the at least one top protection region is four, and four top protection regions are respectively connected to four side protection regions on a side thereof facing away from the bottom protection region through the folding regions so as to overlap and cover a top surface of the battery when the battery is accommodated in the protector in a wrapped manner.
3. The battery protector as claimed in claim 1, wherein the at least one top protection region is provided with a back adhesive on a face thereof facing the same side, so that the battery protector adheres and fixes a top face of the battery when the battery protector is wrapped around and receives the battery.
4. A method of protecting a battery, the method comprising:
providing a battery and a battery protection member, wherein the protection member is an integrated structure, comprising: a plurality of protection regions for correspondingly covering a plurality of faces of the battery; a plurality of folding regions connecting adjacent ones of the protection regions for covering edges of the cells; the thickness of the folding area is lower than that of the protection area, and the softness of the folding area is higher than that of the protection area;
one surface of the battery is placed on the protection area of the protection piece corresponding to the battery, and the protection piece is folded along the folding area according to a preset mode to form an accommodating cavity matched with the shape of the battery so as to wrap and accommodate the battery;
the plurality of protection zones include:
the bottom protection area is used for correspondingly covering the bottom surface of the battery;
at least one top protection area for correspondingly covering the top surface of the battery;
four side protection regions for correspondingly covering four side surfaces of the battery;
the four side protection areas are respectively connected to the periphery of the bottom protection area through the folding areas, and at least one top protection area is connected to one side, away from the bottom protection area, of at least one side protection area through the folding areas;
the thickness of the protection area is 0.05-0.1 mm;
the width of the folding area is 0.1-0.5 mm;
the protection piece is made of polycarbonate.
5. The method of claim 4, wherein providing a battery protector comprises:
providing a plastic sheet;
punching the plastic sheet according to the shape and the size of the battery to form plastic sheets corresponding to all surfaces of the battery;
and carrying out hot pressing treatment on the plastic sheet corresponding to the edge of the battery to form a plurality of folding areas and a plurality of protection areas.
6. The method of claim 4, wherein the protective member is joined to form the receiving cavity matching the shape of the battery at the protective region covering the top surface of the battery, the method further comprising:
and arranging an adhesive tape on one side of the protection area covering the top surface of the battery, which faces the accommodating cavity, and bonding the protection piece on the top surface of the battery through the adhesive tape.
7. The method of claim 4, further comprising:
and a notch is formed in the protection piece and corresponds to the position of the contact of the battery.
8. A battery pack, comprising a battery and a battery protection case, wherein the battery protection case is formed by folding the battery protection member according to any one of claims 1 to 3 in a predetermined manner.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710709746.3A CN107706326B (en) | 2017-08-17 | 2017-08-17 | Battery protection piece, protection method and battery assembly |
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| CN201710709746.3A CN107706326B (en) | 2017-08-17 | 2017-08-17 | Battery protection piece, protection method and battery assembly |
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| CN107706326A CN107706326A (en) | 2018-02-16 |
| CN107706326B true CN107706326B (en) | 2021-03-09 |
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| EP4261996A1 (en) * | 2021-01-28 | 2023-10-18 | Contemporary Amperex Technology Co., Limited | Insulating film, battery cell, battery and power consumption device |
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| CN103276878A (en) * | 2013-05-31 | 2013-09-04 | 浙江华夏杰高分子建材有限公司 | Corner line structure |
| CN106876622A (en) * | 2016-12-29 | 2017-06-20 | 深圳天珑无线科技有限公司 | A kind of battery labeling for being fixed on battery in battery compartment |
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| JP2012226826A (en) * | 2009-09-02 | 2012-11-15 | Panasonic Corp | Secondary battery and portable electronic device |
| KR20160103682A (en) * | 2015-02-25 | 2016-09-02 | 동우 화인켐 주식회사 | Method for manufacturing foldable hard coating film |
| CN205906398U (en) * | 2016-06-24 | 2017-01-25 | 尹亨建 | Convenient fixed bag of article dress box in box |
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2017
- 2017-08-17 CN CN201710709746.3A patent/CN107706326B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103276878A (en) * | 2013-05-31 | 2013-09-04 | 浙江华夏杰高分子建材有限公司 | Corner line structure |
| CN106876622A (en) * | 2016-12-29 | 2017-06-20 | 深圳天珑无线科技有限公司 | A kind of battery labeling for being fixed on battery in battery compartment |
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Effective date of registration: 20210728 Address after: 330000 plant 1, Nanchang high tech electronic information industrial park, No. 888, Yaohu West 6th Road, Nanchang high tech Industrial Development Zone, Nanchang City, Jiangxi Province Patentee after: JIANGXI MEICHEN COMMUNICATION Co.,Ltd. Patentee after: SHENZHEN TINNO WIRELESS TECHNOLOGY Co.,Ltd. Patentee after: SHENZHEN TINNO MOBILE TECHNOLOGY Corp. Address before: 518053 H3 501B, east industrial area of overseas Chinese town, Nanshan District, Shenzhen, Guangdong Patentee before: SHENZHEN TINNO WIRELESS TECHNOLOGY Co.,Ltd. Patentee before: SHENZHEN TINNO MOBILE TECHNOLOGY Corp. |