CN214589143U

CN214589143U - Multifunctional power lithium battery pack with high safety

Info

Publication number: CN214589143U
Application number: CN202120540829.6U
Authority: CN
Inventors: 孙崇喜
Original assignee: Jiangsu Jiumao New Energy Technology Co ltd
Current assignee: Jiangsu Jiutai Lighting Engineering Co ltd
Priority date: 2021-03-16
Filing date: 2021-03-16
Publication date: 2021-11-02
Anticipated expiration: 2031-03-16

Abstract

The utility model discloses a high-safety multifunctional power lithium battery pack, which comprises a seat box, a pack frame and a lithium battery; a seat box: the inner side of the protective cover is provided with a protective cover, the lower end of the protective cover is clamped with a heater, and two ends of the front side surface and the rear side surface of the protective cover are provided with lockers; assembling a frame: the frame comprises an upper frame plate, a lower frame plate, positioning grooves, through holes, connecting bolts and locking nuts, wherein the upper frame plate and the lower frame plate are rectangular and are opposite downwards; can dispel the heat or heat up the operating temperature of lithium cell, guarantee good operating condition, stable in structure simultaneously, easy to assemble and dismantlement.

Description

Multifunctional power lithium battery pack with high safety

Technical Field

The utility model relates to a lithium cell technical field specifically is a multi-functional power lithium cell group of high security.

Background

Most of the existing power lithium battery systems adopt a mode that a plurality of battery cores are connected in parallel to form a module and a plurality of stages of modules are connected in series to carry out battery grouping. The battery cells in the current market are mainly lithium iron phosphate battery cells and ternary battery cells. The installation space of the power battery is restricted by the vehicle, and the ternary lithium battery core has high energy density and good cycle performance, and can better meet the requirement of the electric automobile on the endurance mileage. The suitable operating temperature of lithium cell is 0 ~ 60 ℃, and the unable normal charge-discharge of electric core under extreme temperature environment, and the group battery just can't normally work, and electric core appears becoming flexible easily simultaneously, and stability remains to promote, for this reason, we provide a multi-functional power lithium cell group of high security.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a multi-functional power lithium cell group of high security, can dispel the heat or heat up the operating temperature of lithium cell, guarantee good operating condition, stable in structure simultaneously, easy to assemble and dismantlement can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a high-safety multifunctional power lithium battery pack comprises a seat box, a pack frame and a lithium battery;

a seat box: the inner side of the protective cover is provided with a protective cover, the lower end of the protective cover is clamped with a heater, and two ends of the front side surface and the rear side surface of the protective cover are provided with lockers;

assembling a frame: the frame comprises an upper frame plate, a lower frame plate, positioning grooves, through holes, connecting bolts and locking nuts, wherein the upper frame plate and the lower frame plate are rectangular and are opposite downwards;

lithium battery: the lithium battery positioning structure comprises an upper frame plate, a lower frame plate, a lithium battery, a positioning seat, a connecting plate and a heat dissipation hole, wherein the upper frame plate and the lower frame plate are arranged in the two opposite positioning grooves;

wherein: the side baffle is arranged in the middle of the connecting bolt, the temperature controller is installed on the upper surface of the seat box, the input end of the temperature controller is electrically connected with the output end of an external power supply, and the output end of the temperature controller is electrically connected with the input end of the heater.

Further, the seat box includes curb plate, fan seat and base, the mid-mounting of fan seat has the fan, the both ends downside relatively fixed of fan seat has the curb plate, the lower extreme of curb plate is fixed with between the base, the input of fan is connected with the output electricity of temperature controller. The fan is arranged in the fan seat, so that the effect of flow guiding is achieved, heat dissipation and temperature rise are facilitated, and good working temperature is guaranteed.

Furthermore, the locking device comprises an insertion seat, a clamping rod and a locking bolt, wherein the insertion seat is fixed at the edge positions of the front side face and the rear side face of the protective cover in a pairwise mode, the clamping rod is an Contraband-shaped rod, two horizontal parts of the clamping rod penetrate through shaft holes in the middle of the insertion seat of the same group, and the locking bolt is arranged in a threaded hole in the front side of the insertion seat. The protective cover is limited through the locking device, the effect of being installed in a matched mode with the seat box is achieved, and the protective cover is convenient to disassemble.

Furthermore, the side baffle comprises a baffle plate and an insertion sleeve, the insertion sleeve is fixed at two ends of the baffle plate relatively, and the middle part of the connecting bolt penetrates through the shaft hole in the middle of the corresponding side insertion sleeve. The side shield isolates the lithium battery at the edge position.

The positioning device comprises a positioning seat, an upper frame plate and a lower frame plate, and is characterized by further comprising a buckle and a positioning tube, wherein the positioning tube is fixed at two ends of the positioning seat, the positioning tube penetrates through locking holes in the middle of the upper frame plate and the lower frame plate, and the buckle is integrally formed in a notch on the end face of the positioning tube. The positioning seat is installed through the positioning tube.

Compared with the prior art, the beneficial effects of the utility model are that: this multi-functional power lithium cell group of high security has following benefit:

1. the high-safety multifunctional power lithium battery pack realizes the clamping of lithium batteries through the upper frame plate and the lower frame plate, realizes the positioning of single lithium battery through the positioning groove and the through hole, is isolated at the outer side through the detachable side baffle, is protected at the outer part through the seat box and the protective cover, and has good stability and safety;

2. the upper side is provided with the fan base, the lower side is provided with the heater capable of heating airflow, and the built-in fan plays a role in guiding flow, so that heat dissipation and temperature rise are facilitated, good working temperature is ensured, and the performance of the lithium battery is fully exerted;

3. the inside positioning seat through with the lithium cell laminating supports, keeps apart the clearance of lithium cell for the air flue, has good radiating effect, improves space utilization, reduces the volume.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic view of the structure of the frame assembly of the present invention;

fig. 4 is an enlarged schematic view of the structure at a position a of the present invention.

In the figure: the device comprises a base box 1, a side plate 101, a fan base 102, a base 103, a protective cover 2, a heater 3, a locking device 4, a plug socket 401, a clamping rod 402, a locking bolt 403, a group frame 5, an upper frame plate 501, a lower frame plate 502, a positioning groove 503, a through hole 504, a connecting bolt 505, a locking nut 506, a buckle 6, a lithium battery 7, a positioning seat 8, a heat dissipation hole 801, a side baffle 9, a baffle 901, a plug bush 902, a wiring board 10, a temperature controller 11 and a positioning pipe 12.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

Referring to fig. 1-4, the present embodiment provides a technical solution: a multifunctional power lithium battery pack with high safety comprises a seat box 1, a pack frame 5 and a lithium battery 7;

the seat box 1: a protective cover 2 is arranged on the inner side, a heater 3 is clamped at the lower end of the protective cover 2, and locking devices 4 are arranged at the two ends of the front side and the rear side of the protective cover 2;

the seat box 1 comprises side plates 101, a fan seat 102 and a base 103, wherein a fan is arranged in the middle of the fan seat 102, the side plates 101 are oppositely fixed on the lower sides of two ends of the fan seat 102, the base 103 is fixed between the lower ends of the side plates 101, and the input end of the fan is electrically connected with the output end of the temperature controller 11;

the upper side is provided with the fan base 102, the lower side is provided with the heater 3 capable of heating airflow, and the built-in fan plays a role in guiding flow, so that heat dissipation and temperature rise are facilitated, good working temperature is ensured, and the performance of the lithium battery 7 is fully exerted;

the locking device 4 comprises plug sockets 401, clamping rods 402 and locking bolts 403, the plug sockets 401 are fixed at the edge positions of the front side and the rear side of the protective cover 2 in a group, the clamping rods 402 are Contraband-shaped rods, two horizontal parts of the clamping rods 402 penetrate through shaft holes in the middle of the plug sockets 401 in the same group, and the locking bolts 403 are arranged in threaded holes in the front side of the plug sockets 401;

and (5) assembling a frame: the frame comprises an upper frame plate 501, a lower frame plate 502, positioning grooves 503, through holes 504, connecting bolts 505 and locking nuts 506, wherein the upper frame plate 501 and the lower frame plate 502 are rectangular and are opposite downwards, the positioning grooves 503 are equidistantly distributed in the middle parts of the upper frame plate 501 and the lower frame plate 502, the through holes 504 are formed in the middle parts of the positioning grooves 503, bolt holes are formed in four corners of the upper frame plate 501 and the lower frame plate 502, the connecting bolts 505 are four and respectively penetrate through the four bolt holes, and the locking nuts 506 are connected to the upper end of the connecting bolts 505 in a threaded mode;

lithium battery 7: the positioning seat 8 is arranged between two positioning grooves 503 which are opposite to the upper frame plate 501 and the lower frame plate 502, the inner side of the gap of the lithium battery 7 is provided with the positioning seat 8, the positioning seat 8 is a tube seat with two open ends, the middle part of the positioning seat 8 is attached to the side surface of the lithium battery 7, the electrode of the lithium battery 7 is provided with the wiring board 10, and the middle part of the positioning seat 8 is provided with a heat dissipation hole 801;

the interior of the lithium battery is supported by a positioning seat 8 attached to the lithium battery 7, and a gap of the lithium battery 7 is isolated into an air passage, so that the lithium battery has a good heat dissipation effect, the space utilization rate is improved, and the volume is reduced;

the positioning device further comprises a buckle 6 and a positioning tube 12, the positioning tube 12 is fixed at two ends of the positioning seat 8, the positioning tube 12 penetrates through locking holes in the middle of the upper frame plate 501 and the lower frame plate 502, and the buckle 6 is integrally formed in a notch on the end face of the positioning tube 12;

wherein: the side baffle 9 is arranged in the middle of the connecting bolt 505, the temperature controller 11 is arranged on the upper surface of the seat box 1, the input end of the temperature controller 11 is electrically connected with the output end of an external power supply, and the output end of the temperature controller 11 is electrically connected with the input end of the heater 3;

the side baffle 9 comprises a baffle 901 and an insert 902, the insert 902 is fixed at two ends of the baffle 901 relatively, and the middle part of the connecting bolt 505 passes through the shaft hole corresponding to the middle part of the insert 902.

Realize the clamping to lithium cell 7 through last frame plate 501 and lower frame plate 502, realize the location to single lithium cell 7 through constant head tank 503 and through-hole 504, keep apart 9 through the detachable side in the outside, the outside is protected through seat box 1 and safety cover 2, has good stability and security.

The utility model provides a pair of multi-functional power lithium cell of high security group's theory of operation as follows: the positioning pipes 12 at the two ends of the positioning seat 8 penetrate through the locking holes at the middle parts of the upper frame plate 501 and the lower frame plate 502, the buckles 6 are clamped at the outer sides of the upper frame plate 501 and the lower frame plate 502 due to elasticity, so that the connection of the upper frame plate 501 and the lower frame plate 502 is realized, the lithium batteries 7 are loaded between the corresponding positioning grooves 503 between the upper frame plate 501 and the lower frame plate 502 one by one, four connecting bolts 505 penetrate through bolt holes at four corners of the upper frame plate 501 and the lower frame plate 502 and are locked through locking nuts 506, the side surfaces of the lithium batteries 7 are attached to the curved surface of the positioning seat 8, meanwhile, the heat dissipation holes 801 are exposed, the protective cover 2 is clamped at the outer sides of the upper frame plate 501 and the lower frame plate 502 and then is arranged at the inner side of the seat box 1, the fan seat 102 and the base 103 respectively correspond to the upper end and the lower end of the protective cover 2, the base 103 adopts a hollow structure, the temperature of the whole body is detected through the temperature controller 11, and the fan at the inner side of the fan seat 102 is driven to work when the temperature is too high in the use process, the air current enters into the inner chamber of positioning seat 8 through heater 3 through the fretwork hole of base 103, and heater 3 is in the off-state this moment, takes away the heat of louvre 801 department, rises upwards to discharge, if the operational environment temperature crosses when low excessively, opens heater 3 and heats the air current that rises, heats lithium cell 7 during the inner chamber of positioning seat 8, guarantees good operating condition.

It should be noted that the temperature controller 11 is an E5DC series temperature controller, the heater 3 is electrically heated, and a heating pipe may be specifically installed inside, and the fan and the heater 3 are controlled by the temperature controller 11 in a conventional manner in the prior art, which is not innovative and will not be described herein.

The above is only the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention can be used in other related technical fields, directly or indirectly, or in the same way as the present invention.

Claims

1. The utility model provides a multi-functional power lithium cell of high security group which characterized in that: comprises a seat box (1), a group frame (5) and a lithium battery (7);

cartridge (1): a protective cover (2) is arranged on the inner side, a heater (3) is clamped at the lower end of the protective cover (2), and locking devices (4) are arranged at the two ends of the front side and the rear side of the protective cover (2);

group frame (5): the frame comprises an upper frame plate (501), a lower frame plate (502), positioning grooves (503), through holes (504), connecting bolts (505) and locking nuts (506), wherein the upper frame plate (501) and the lower frame plate (502) are rectangular and are opposite downwards, the positioning grooves (503) are distributed in the middle parts of the upper frame plate (501) and the lower frame plate (502) at equal intervals, the through holes (504) are formed in the middle parts of the positioning grooves (503), bolt holes are formed in four corners of the upper frame plate (501) and the lower frame plate (502), the connecting bolts (505) are four and penetrate through the four bolt holes respectively, and the locking nuts (506) are connected to the upper ends of the connecting bolts (505) in a threaded mode;

lithium battery (7): the lithium battery positioning device is arranged between two positioning grooves (503) which are opposite to the upper frame plate (501) and the lower frame plate (502), a positioning seat (8) is arranged on the inner side of a gap of the lithium battery (7), the positioning seat (8) is a tube seat with two open ends, the middle part of the positioning seat (8) is attached to the side face of the lithium battery (7), a wiring board (10) is arranged at the electrode of the lithium battery (7), and a heat dissipation hole (801) is formed in the middle part of the positioning seat (8);

wherein: still include side fender (9) and temperature controller (11), the middle part at connecting bolt (505) is established in side fender (9), the upper surface at seat box (1) is installed in temperature controller (11), the input of temperature controller (11) is connected with external power source's output electricity, the output of temperature controller (11) is connected with the input electricity of heater (3).

2. The high safety multifunctional lithium power battery pack according to claim 1, wherein: the seat box (1) comprises side plates (101), a fan seat (102) and a base (103), wherein a fan is installed in the middle of the fan seat (102), the side plates (101) are relatively fixed to the lower sides of the two ends of the fan seat (102), the lower end of each side plate (101) is fixed between the bases (103), and the input end of the fan is electrically connected with the output end of the temperature controller (11).

3. The high safety multifunctional lithium power battery pack according to claim 1, wherein: the locking device (4) comprises an inserting seat (401), a clamping rod (402) and a locking bolt (403), wherein the inserting seat (401) is fixed at the edge positions of the front side and the rear side of the protective cover (2) in a pairwise mode, the clamping rod (402) is an Contraband-shaped rod, two horizontal parts of the clamping rod (402) penetrate through shaft holes in the middle of the inserting seat (401) in the same group, and the locking bolt (403) is arranged in a threaded hole in the front side of the inserting seat (401).

4. The high safety multifunctional lithium power battery pack according to claim 1, wherein: the side baffle (9) comprises a baffle plate (901) and an insert sleeve (902), and the insert sleeve (902) is relatively fixed at two ends of the baffle plate (901).

5. The high safety multifunctional lithium power battery pack according to claim 1, wherein: still include buckle (6) and registration arm (12), registration arm (12) are fixed at the both ends of positioning seat (8), registration arm (12) pass the locking hole in upper ledge board (501) and lower ledge board (502) middle part, the scarce inslot integrated into one piece of registration arm (12) terminal surface has buckle (6).