Soft packet of lithium ion battery shaping structure of monomer
Technical Field
The utility model relates to a lithium cell field specifically is a soft packet of lithium ion battery shaping structure of monomer.
Background
With the strong support of national policies, new energy electric vehicles are increasingly popularized in China, power batteries used by the new energy electric vehicles at present are mainly lithium ion batteries, and because the space for transferring the power batteries by each electric vehicle is limited, the new energy electric vehicles released in the market at present generally have the problem of short endurance mileage, seriously puzzle consumers, also hinder the development of the new energy electric vehicle industry, and how to improve the endurance mileage of the new energy electric vehicles is a problem which needs to be urgently solved in the current power battery industry.
When traditional lithium cell is using, its heat dispersion is relatively poor, can't in time discharge the heat that the battery is inside fast, leads to the heat to gather to destroy the inner structure of battery, its life of greatly reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a soft packet of lithium ion battery shaping structure of monomer to solve the traditional lithium cell that proposes in the above-mentioned background art when using, its heat dispersion is relatively poor, can't in time discharge the heat that the battery is inside to produce fast, leads to the heat to gather, thereby destroys the inner structure of battery, the limited problem in space of lithium cell is deposited to the car of its life of greatly reduced and applied lithium cell.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a soft packet of lithium ion battery shaping structure of monomer, includes battery body, the positive utmost point ear of top fixedly connected with of battery body, the bottom fixedly connected with negative pole utmost point ear of battery body, battery body comprises two protecting crust, two the mounting hole has all been seted up to the top of protecting crust one side and the bottom of one side, four one side of mounting hole is through a plurality of fixing bolt fixedly connected with fixed establishment, four refrigeration piece, four are installed to the equal block in fixed establishment's inside the equal fixedly connected with graphite conducting strip in inside of mounting hole, four refrigeration piece all with battery body electric connection.
As an optimized technical scheme of the utility model, two the protecting crust is fixed connection each other.
As a preferred technical scheme of the utility model, four fixed establishment comprises two fixed strips and fixed frame, the top of fixed frame and the equal fixedly connected with fixed strip in bottom, two a plurality of screw hole has all been seted up to one side of fixed strip.
As a preferred technical scheme of the utility model, two the equal fixedly connected with a plurality of buffer gear in middle part of protecting crust one side, a plurality of buffer gear comprises fixed block, reset spring and cushion socket, the dashpot has been seted up at the top of cushion socket, reset spring fixedly connected with fixed block is passed through at the top of dashpot, the outside of fixed block and the inner wall sliding connection of dashpot.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through the refrigeration sheet and the graphite heat-conducting sheet, a large amount of heat generated by the operation in the battery body can be replaced to the external environment, so that the heat dissipation performance of the battery body is greatly improved, the heat accumulation is avoided, the internal structure of the battery body is protected from being damaged, and the service life of the battery body is obviously prolonged;
2. through the protective housing, the volume occupied by the single batteries can be reduced, and the loading capacity of the batteries can be increased in the same power battery loading space of each new energy battery automobile, so that the endurance mileage of the new energy battery automobile can be effectively increased.
Drawings
Fig. 1 is a cross-sectional view of the present invention;
fig. 2 is a front view of the present invention;
fig. 3 is a perspective view of the fixing mechanism of the present invention;
fig. 4 is a schematic view of the internal structure of the buffer mechanism of the present invention.
In the figure: 1. a positive electrode tab; 2. a battery body; 3. a protective shell; 4. fixing the bolt; 5. a graphite heat-conducting sheet; 6. refrigerating plates; 7. a fixing mechanism; 8. a negative electrode tab; 9. a buffer mechanism; 10. a fixing strip; 11. a fixing frame; 12. a threaded hole; 13. a fixed block; 14. a return spring; 15. a buffer tank; 16. A buffer seat.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.
Please refer to fig. 1-4, the utility model provides a soft packet of lithium ion battery shaping structure of monomer, including battery body 2, battery body 2's top fixedly connected with positive electrode tab 1, battery body 2's bottom fixedly connected with negative electrode tab 8, battery body 2 comprises two protecting crust 3, the mounting hole has all been seted up to the top of two protecting crust 3 one sides and the bottom of one side, one side of four mounting holes is through 4 fixedly connected with fixed establishment 7 of a plurality of fixing bolt, refrigeration piece 6 is installed to the equal block in inside of four fixed establishment 7, the equal fixedly connected with graphite conducting strip 5 in inside of four mounting holes, four refrigeration pieces 6 all with battery body 2 electric connection, graphite conducting strip 5 can be rapidly with the heat conduction of battery body 2 inside to refrigeration piece 6 department, replace to the external environment in a large amount of heat that produces because of work by refrigeration piece 6 with battery body 2 inside again.
Preferably, two protective shells 3 are fixedly connected with each other, and the protective shells 3 are special in shape, so that the volume occupied by the single battery can be reduced.
Preferably, four fixed establishment 7 constitute by two fixed strips 10 and fixed frame 11, and the top of fixed frame 11 and the equal fixedly connected with fixed strip 10 in bottom have all seted up a plurality of screw hole 12 in one side of two fixed strips 10, and fixed frame 11 block lives refrigeration piece 6, and fixing bolt 4 fixes fixed establishment 7 through screw hole 12.
Preferably, the equal a plurality of buffer gear 9 of middle part fixedly connected with of two protecting crust 3 one sides, a plurality of buffer gear 9 is by fixed block 13, reset spring 14 and buffering seat 16 are constituteed, dashpot 15 has been seted up at the top of buffering seat 16, reset spring 14 fixedly connected with fixed block 13 is passed through at the top of dashpot 15, the outside of fixed block 13 and the inner wall sliding connection of dashpot 15, reset spring 14 cushions the shock, can offset the vibration injury that external environment brought.
When in specific use, the utility model relates to a single soft package lithium ion battery forming structure, when in use, the lithium battery is directly arranged at a specific installation position of an automobile for use, a fixing frame 11 is clamped with a refrigerating sheet 6, a fixing bolt 4 is used for fixing a fixing mechanism 7 through a threaded hole 12, a graphite heat conducting sheet 5 can rapidly conduct the heat inside a battery body 2 to the refrigerating sheet 6, then the refrigerating sheet 6 replaces a large amount of heat generated by the work inside the battery body 2 to the external environment, greatly improves the heat radiation performance, avoids heat accumulation, protects the internal structure from being damaged, obviously prolongs the service life, can reduce the volume occupied by the single battery through the protective shell 3, in the same power battery loading space of each new energy battery automobile, the loading capacity of the batteries can be increased, so that the endurance mileage of the new energy battery automobile can be effectively increased.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.