CN212209594U - Soft package polymer lithium battery pack structure - Google Patents
Soft package polymer lithium battery pack structure Download PDFInfo
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- CN212209594U CN212209594U CN202021043510.4U CN202021043510U CN212209594U CN 212209594 U CN212209594 U CN 212209594U CN 202021043510 U CN202021043510 U CN 202021043510U CN 212209594 U CN212209594 U CN 212209594U
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- protection
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- spring
- fixing frame
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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 relates to a group battery technical field, this soft-packing polymer lithium cell group structure, including the conducting block, the one end fixed connection that the battery mount was kept away from to the conducting block has connecting spring, connecting spring keeps away from the electrically conductive boss of one end fixedly connected with of conducting block, the one end overlap joint that connecting spring was kept away from to electrically conductive boss has the lithium cell, the one end at battery mount top is rotated and is connected with the pivot, the middle part fixedly connected with fixed plate of pivot, the one end fixedly connected with fastening spring of fixed plate. The utility model has the advantages that: this flexible package polymer lithium cell group structure is fixed plate and battery mount through the fastening fixture block, makes fixed plate and battery mount fix the lithium cell, and the elastic action through coupling spring makes electrically conductive boss and lithium cell remain the contact all the time, connects adjacent lithium cell through the conducting block, adopts the contact to connect and has avoided the battery to damage, has improved the stability of group battery.
Description
Technical Field
The utility model relates to a group battery technical field, especially a flexible package polymer lithium cell group structure.
Background
Along with the progress and the development of science and technology, the lithium cell has been the indispensable new forms of energy in national economy each field at present, has been widely used in fields such as electric automobile, electric bicycle, mobile phone, notebook computer, space flight and aviation, military affairs, according to the extranal packing classification of lithium cell, and the lithium cell can be divided into crust lithium cell and soft package lithium cell, and the crust lithium cell mainly includes steel-shelled lithium cell and plastic-shelled lithium cell, and lithium ion battery mainly has according to the appearance classification: square, cylinder, flexible packaging polymer battery, flexible packaging lithium cell mainly include plastic-aluminum membrane soft packaging lithium cell and heterotypic soft packaging lithium cell, and wherein soft packaging polymer lithium cell has obtained extensive application in each field because of its design flexibility, and the security performance is good, and heat conductivity is good, and the adaptation temperature is wide, but advantages such as heavy current charge-discharge have, but, current soft packaging polymer lithium cell group still has some problems:
1. the existing flexibly-packaged polymer lithium battery pack is generally fixedly connected with batteries, and the battery pack is easy to damage in the using process, so that the battery pack cannot normally work and has poor stability;
2. the flexible package polymer lithium battery pack can easily generate a large amount of heat during working, the heat generated by the battery pack can not be effectively dissipated by the conventional flexible package polymer lithium battery pack, the work of the battery pack is easily influenced, and the stability of the battery pack is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome prior art's shortcoming, provide a flexible package polymer lithium cell group structure.
The purpose of the utility model is realized through the following technical scheme: a flexible package polymer lithium battery pack structure comprises a protective shell, wherein a battery fixing frame is fixedly connected inside the protective shell, a conductive block is fixedly connected inside the battery fixing frame, a connecting spring is fixedly connected at one end of the conductive block, which is far away from the battery fixing frame, a conductive boss is fixedly connected at one end of the connecting spring, which is far away from the conductive block, a lithium battery is lapped at one end of the conductive boss, which is far away from the connecting spring, a rotating shaft is rotatably connected at one end of the top of the battery fixing frame, a fixing plate is fixedly connected at the middle part of the rotating shaft, a fastening spring is fixedly connected at one end of the fixing plate, a fastening fixture block is fixedly connected at one end of the fastening spring, which is far away from the fixing plate, a protective end cover is movably connected at the top end of the protective shell, protective, one end of the protection spring, which is far away from the protection connecting rod, is fixedly connected with a protection clamping block.
Optionally, a groove matched with the battery fixing frame is formed in the top end of the protective shell, a plurality of radiating holes are formed in the bottom end inside the protective shell, radiating grooves are formed in two ends inside the protective shell, and clamping grooves matched with the protective clamping blocks are formed in two ends of the protective shell.
Optionally, a plurality of heat dissipation holes are formed in the bottom of the battery fixing frame, a fixing groove matched with the conductive block is formed in one end of the middle of the battery fixing frame, and a limiting groove matched with the lithium battery is formed in the middle of the battery fixing frame.
Optionally, a groove matched with the fixing plate is formed in the top of the battery fixing frame, a slotted hole matched with the rotating shaft is formed in one end of the groove of the battery fixing frame, and a clamping groove matched with the fastening clamping block is formed in the other end of the groove of the battery fixing frame.
Optionally, one end of the conductive block is provided with a limit groove matched with the conductive boss, and one end of the conductive boss is provided with a fixing groove matched with the connecting spring.
Optionally, one end of the fixing plate is provided with a through hole matched with the rotating shaft, the other end of the fixing plate is provided with a sliding groove matched with the fastening fixture block, and the middle of the fixing plate is provided with a plurality of heat dissipation holes.
Optionally, a fixing groove matched with the fastening spring is formed in one end of the fastening fixture block, and fixing grooves matched with the protection connecting rod are formed in two ends of the bottom of the protection end cover.
Optionally, one end of the protection connecting rod is provided with a groove matched with the protection clamping block, and one end of the protection clamping block is provided with a fixing groove matched with the protection spring.
The utility model has the advantages of it is following:
1. this flexible package polymer lithium cell group structure, through rotating the fixed plate, make the fixed plate rotate along the pivot, rotate the fixed plate to the position parallel with the battery mount, make the fastening fixture block go into the draw-in groove on battery mount top under fastening spring's effect, it is fixed with fixed plate and battery mount through the fastening fixture block, make fixed plate and battery mount fix the lithium cell, elastic action through coupling spring makes electrically conductive boss and lithium cell remain the contact all the time, connect adjacent lithium cell through the electrically conductive piece, adopt the contact to connect and avoided the battery to damage, the stability of group battery has been improved.
2. This soft-packing polymer lithium cell group structure, the group battery during operation, the louvre through battery mount bottom and the louvre of the inside bottom of protective housing are with the radiating groove at the leading-in protective housing both ends of heat of group battery bottom, the radiating groove through protective housing both ends makes group battery bottom and external heat exchange, and on the same principle, the louvre through the fixed plate middle part is with the radiating groove at the leading-in protective housing both ends of heat on group battery top, make group battery top portion and external heat exchange that carries out, and then can effectual improvement group battery's radiating effect, the stability of group battery has been improved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the protective casing of the present invention;
FIG. 3 is a schematic structural view of the protective end cap of the present invention;
fig. 4 is a schematic cross-sectional view of the battery holder of the present invention;
fig. 5 is a schematic view of a sectional structure of the protection end cap of the present invention.
In the figure: 1-protective shell, 2-battery holder, 3-conductive block, 4-connecting spring, 5-conductive boss, 6-lithium battery, 7-rotating shaft, 8-fixing plate, 9-fastening spring, 10-fastening fixture block, 11-protective end cover, 12-protective connecting rod, 13-protective spring, 14-protective fixture block.
Detailed Description
The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.
As shown in FIGS. 1-5, a flexible package polymer lithium battery pack structure comprises a protective casing 1, a battery holder 2 is fixedly connected inside the protective casing 1, a conductive block 3 is fixedly connected inside the battery holder 2, a connecting spring 4 is fixedly connected at one end of the conductive block 3 away from the battery holder 2, a conductive boss 5 is fixedly connected at one end of the connecting spring 4 away from the conductive block 3, a lithium battery 6 is lapped at one end of the conductive boss 5 away from the connecting spring 4, a rotating shaft 7 is rotatably connected at one end of the top of the battery holder 2, a fixing plate 8 is fixedly connected at the middle part of the rotating shaft 7, a fastening spring 9 is fixedly connected at one end of the fixing plate 8, a fastening block 10 is fixedly connected at one end of the fastening spring 9 away from the fixing plate 8, a protective end cap 11 is movably connected at the top end of the protective casing 1, a protective spring 13 is fixedly connected to one end of the protective connecting rod 12 far away from the protective end cover 11, a protective fixture block 14 is fixedly connected to one end of the protective spring 13 far away from the protective connecting rod 12, a groove matched with the battery fixing frame 2 is formed in the top end of the protective shell 1, a plurality of heat dissipation holes are formed in the bottom end of the protective shell 1, heat dissipation grooves are formed in the two ends of the protective shell 1, clamping grooves matched with the protective fixture block 14 are formed in the two ends of the protective shell 1, a plurality of heat dissipation holes are formed in the bottom of the battery fixing frame 2, a fixing groove matched with the conductive block 3 is formed in one end of the middle of the battery fixing frame 2, a limiting groove matched with the lithium battery 6 is formed in the middle of the battery fixing frame 2, a groove matched with the fixing plate 8 is formed in the top, the other end of 2 recesses of battery mount offer with the draw-in groove of fastening fixture block 10 looks adaptation, the spacing groove with 5 looks adaptations of electrically conductive boss is offered to the one end of conducting block 3, the fixed slot with 4 looks adaptations of coupling spring is offered to the one end of electrically conductive boss 5, the through-hole with 7 looks adaptations of pivot is offered to the one end of fixed plate 8, the spout with 10 looks adaptations of fastening fixture block is offered to the other end of fixed plate 8, a plurality of louvre has been offered at the middle part of fixed plate 8, the fixed slot with 9 looks adaptations of fastening spring is offered to the one end of fastening fixture block 10, the fixed slot with 12 looks adaptations of protection connecting rod is offered at the both ends of protection end cover 11 bottom, the recess with 14 looks adaptations of protection fixture block is offered to the one end of protection fixture block 12, the fixed slot with 13 looks adaptations of protection spring is offered to the one end.
The working process of the utility model is as follows: when the flexible package polymer lithium battery pack structure is used, a user rotates the fixing plate 8 by rotating the fixing plate 8 to enable the fixing plate 8 to rotate along the rotating shaft 7, the fixing plate 8 is rotated to a position parallel to the battery fixing frame 2, the fastening clamping block 10 is clamped into the clamping groove at the top end of the battery fixing frame 2 under the action of the fastening spring 9, the fixing plate 8 and the battery fixing frame 2 are fixed by the fastening clamping block 10, the fixing plate 8 and the battery fixing frame 2 fix the lithium battery 6, the conductive boss 5 and the lithium battery 6 are always kept in contact through the elastic action of the connecting spring 4, the adjacent lithium batteries are connected through the conductive block 3, the battery damage is avoided by adopting contact connection, the stability of the battery pack is improved, the flexible package polymer lithium battery pack structure is characterized in that when the battery pack works, the heat at the bottom end of the battery pack is guided into the heat dissipation grooves at two ends of the protective shell, make group battery bottom and external heat exchange through the radiating groove at 1 both ends of protective housing, on the same way, the radiating groove at 1 both ends of protective housing is with the leading-in heat on group battery top through the louvre at 8 middle parts of fixed plate, makes group battery top portion and external heat exchange, and then can effectual improvement group battery's radiating effect, improved the stability of group battery.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A flexible package polymer lithium battery pack structure comprises a protective shell (1), and is characterized in that: the battery fixing frame (2) is fixedly connected to the inside of the protective shell (1), the conductive block (3) is fixedly connected to the inside of the battery fixing frame (2), the end, away from the battery fixing frame (2), of the conductive block (3) is fixedly connected with a connecting spring (4), the end, away from the conductive block (3), of the connecting spring (4) is fixedly connected with a conductive boss (5), the end, away from the connecting spring (4), of the conductive boss (5) is lapped with a lithium battery (6), the end, away from the top of the battery fixing frame (2) is rotatably connected with a rotating shaft (7), the middle of the rotating shaft (7) is fixedly connected with a fixing plate (8), one end of the fixing plate (8) is fixedly connected with a fastening spring (9), one end, away from the fixing plate (8), of the fastening spring (9) is fixedly connected with a fastening clamping block (10), and the top end, the protection end cover is characterized in that two ends of the bottom of the protection end cover (11) are fixedly connected with protection connecting rods (12), one end of each protection connecting rod (12) is far away from one protection spring (13) of the protection end cover (11), and one end of each protection spring (13) is far away from one protection clamping block (14).
2. The structure of a flexibly-packaged polymer lithium battery pack according to claim 1, wherein: the battery protection device is characterized in that a groove matched with the battery fixing frame (2) is formed in the top end of the protection shell (1), a plurality of heat dissipation holes are formed in the bottom end of the interior of the protection shell (1), heat dissipation grooves are formed in two ends of the interior of the protection shell (1), and clamping grooves matched with the protection clamping blocks (14) are formed in two ends of the protection shell (1).
3. The structure of a flexibly-packaged polymer lithium battery pack according to claim 1, wherein: a plurality of radiating holes are formed in the bottom of the battery fixing frame (2), a fixing groove matched with the conducting block (3) is formed in one end of the middle of the battery fixing frame (2), and a limiting groove matched with the lithium battery (6) is formed in the middle of the battery fixing frame (2).
4. The structure of a flexibly-packaged polymer lithium battery pack according to claim 1, wherein: the top of the battery fixing frame (2) is provided with a groove matched with the fixing plate (8), one end of the groove of the battery fixing frame (2) is provided with a slotted hole matched with the rotating shaft (7), and the other end of the groove of the battery fixing frame (2) is provided with a clamping groove matched with the fastening clamping block (10).
5. The structure of a flexibly-packaged polymer lithium battery pack according to claim 1, wherein: the limiting groove matched with the conductive boss (5) is formed in one end of the conductive block (3), and the fixing groove matched with the connecting spring (4) is formed in one end of the conductive boss (5).
6. The structure of a flexibly-packaged polymer lithium battery pack according to claim 1, wherein: the through-hole with pivot (7) looks adaptation is seted up to the one end of fixed plate (8), the spout with fastening fixture block (10) looks adaptation is seted up to the other end of fixed plate (8), a plurality of louvre has been seted up at the middle part of fixed plate (8).
7. The structure of a flexibly-packaged polymer lithium battery pack according to claim 1, wherein: the fixing groove matched with the fastening spring (9) is formed in one end of the fastening clamping block (10), and the fixing groove matched with the protection connecting rod (12) is formed in the two ends of the bottom of the protection end cover (11).
8. The structure of a flexibly-packaged polymer lithium battery pack according to claim 1, wherein: one end of the protection connecting rod (12) is provided with a groove matched with the protection clamping block (14), and one end of the protection clamping block (14) is provided with a fixing groove matched with the protection spring (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021043510.4U CN212209594U (en) | 2020-06-09 | 2020-06-09 | Soft package polymer lithium battery pack structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021043510.4U CN212209594U (en) | 2020-06-09 | 2020-06-09 | Soft package polymer lithium battery pack structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212209594U true CN212209594U (en) | 2020-12-22 |
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ID=73808386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021043510.4U Active CN212209594U (en) | 2020-06-09 | 2020-06-09 | Soft package polymer lithium battery pack structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212209594U (en) |
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2020
- 2020-06-09 CN CN202021043510.4U patent/CN212209594U/en active Active
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