CN210272448U

CN210272448U - Lithium battery with heat dissipation function

Info

Publication number: CN210272448U
Application number: CN201920869598.6U
Authority: CN
Inventors: 陈英; 陆志方
Original assignee: Jiangxi Hualiyuan Lithium Energy Technology Co ltd
Current assignee: Jiangxi Hualiyuan Lithium Energy Technology Co ltd
Priority date: 2019-06-11
Filing date: 2019-06-11
Publication date: 2020-04-07
Anticipated expiration: 2029-06-11

Abstract

The utility model discloses a lithium cell with heat dissipation function, including lithium cell body, lithium cell body's upper and lower bilateral symmetry has seted up outside spout, lithium cell body's side internally mounted has the fin, and lithium cell body side upper and lower both ends symmetry reservation has the built-in groove, the outside welding of built-in rod has leading board, and leading board's inside has seted up the perforation, lithium cell body's outside bilateral symmetry has seted up the circular slot, and the inside both sides of circular slot all are fixed with the track, the outside both sides at the stopper are installed to the slide rail symmetry, and the inboard of stopper is fixed with the side spring, leading board's side reservation has the groove of accomodating, and accomodate the groove through inside pivot and baffle interconnect, constant head tank internally mounted has the filter screen. This lithium cell with heat dissipation function, the high temperature of lithium cell body is avoided to the same dispersed heat of going on that can be fine, influences its life to the setting of elastic construction can prevent that outside object from striking lithium cell body.

Description

Lithium battery with heat dissipation function

Technical Field

The utility model relates to a lithium cell technical field specifically is a lithium cell with heat dissipation function.

Background

The lithium battery is a battery which uses lithium metal or lithium alloy as a negative electrode material and uses a non-aqueous electrolyte solution, because the chemical characteristics of the lithium metal are very active, the processing, storage and use of the lithium metal have very high requirements on the environment, along with the development of scientific technology, the lithium battery is the mainstream at present, the lithium battery can be roughly divided into a lithium metal battery and a lithium ion battery, the lithium ion battery does not contain lithium in a metal state and can be charged, at present, because the popularization of the use of electronic products, the use of rechargeable lithium batteries is wider, but most of the lithium batteries are not provided with a heat dissipation structure, the lithium battery generates larger heat when in use, if the generated heat can not be timely discharged, the service life of the lithium battery can be shortened, the use of the installed electronic products can be influenced, and most of the lithium batteries are not provided with an anti-collision structure, the lithium battery is damaged by being impacted on the shell, and the contact between lithium atoms inside the lithium battery and oxygen can generate an explosion phenomenon. Aiming at the problems, the innovative design is carried out on the basis of the original lithium battery.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a lithium cell with heat dissipation function has solved present most lithium cells and has not set up heat radiation structure, and the lithium cell produces great heat when using, if the heat that can not in time discharge and produce, not only can shorten the life of lithium cell itself, can influence the use of the electronic product of installation simultaneously to most lithium cells do not set up crashproof structure, and it is impaired that the lithium cell receives the striking shell, and its inside lithium atom and oxygen contact can produce the problem of explosion phenomenon.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a lithium battery with a heat dissipation function comprises a lithium battery body, wherein external sliding grooves are symmetrically formed in the upper side and the lower side of the lithium battery body, the external sliding grooves are connected with side frames through external sliding blocks, the external sliding blocks are symmetrically arranged on the two inner sides of the side frames, heat dissipation fins are arranged inside the side faces of the lithium battery body, built-in grooves are symmetrically reserved in the upper end and the lower end of the side faces of the lithium battery body, the built-in grooves are connected with built-in rods through internal springs, a front plate is welded on the outer side of each built-in rod, through holes are formed in the front plate, a baffle is arranged inside the front plate, circular grooves are symmetrically formed in the two outer sides of the lithium battery body, tracks are fixed on the two inner sides of each circular groove and are connected with a limiting block through sliding rails, the sliding rails are symmetrically arranged on the two outer sides of the, the side reservation of leading board has the groove of accomodating, and accomodates the groove through inside pivot and baffle interconnect to the constant head tank has been seted up to the side of accomodating the groove, constant head tank internally mounted has the filter screen, and the filter screen passes through constant head tank and leading board interconnect.

Preferably, the side frame and the lithium battery body form a sliding structure through an external sliding block and an external sliding groove, the sliding direction of the sliding structure is the left-right direction, and the front view of the side frame is in a C-shaped structure.

Preferably, the front plate and the lithium battery body form a telescopic structure through the built-in rod and the built-in groove, the built-in rod and the built-in groove form an elastic structure through the internal spring, and the sum of the length of the built-in rod and the original length of the internal spring is equal to the depth of the built-in groove.

Preferably, the through holes are arranged in the front panel at equal intervals, the through holes and the accommodating grooves are in a mutual communication structure, the positions of the through holes correspond to the positions of the radiating fins and the filter screen, and the distribution range height of the through holes is equal to the height of the radiating fins.

Preferably, the baffle plate and the front plate form a rotating structure through an internal rotating shaft, and the rotating angle range of the rotating structure is 0-90 degrees.

Preferably, the limiting block and the side frame are of an integrated structure, the limiting block forms a sliding structure with the lithium battery body through a sliding rail and a rail, the limiting block is elastically connected with the circular groove through a side spring, and meanwhile, the longitudinal section view of the limiting block is of an inverted T-shaped structure.

Preferably, the filter screen passes through the constant head tank and constitutes with leading board and dismantle mounting structure, and the longitudinal section area of filter screen is less than the longitudinal section area of baffle to the longitudinal section area of filter screen is greater than fenestrate distribution range area.

(III) advantageous effects

The utility model provides a lithium cell with heat dissipation function. The method has the following beneficial effects:

(1) this lithium cell with heat dissipation function, baffle through the rotating-structure setting, and the leading board that extending structure set up, when using lithium cell body, if it is hot condition to touch its outside, can rotate the angular position of opening the baffle through inside pivot, the heat that lithium cell body produced passes through the fin and transmits to the outside, if the more heat dissipation that can not be fine of heat that produces, can move the position of leading board to the outside through built-in rod this moment, increase ventilation cooling's space, prevent that the high temperature that lithium cell body produced from influencing its life, the practicality of the device has been increased.

(2) This lithium cell with heat dissipation function, side frame through sliding structure setting to and the stopper that elastic structure set up, when the device's outside receives the striking, the side frame moves in outside spout through outside slider, and promote the stopper and to the inboard side spring that compresses, slow down outside striking dynamics, avoid lithium cell body to receive the striking shell and damage, its inside lithium atom and oxygen contact production explosion phenomenon have increased the device's stability.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic side sectional view of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 4 is an enlarged schematic structural diagram of the point B in fig. 2 according to the present invention.

In the figure: 1. a lithium battery body; 2. an external chute; 3. an outer slider; 4. a side frame; 5. a heat sink; 6. a built-in groove; 7. an inner spring; 8. a built-in rod; 9. a front panel; 10. perforating; 11. a baffle plate; 12. a circular groove; 13. a track; 14. a slide rail; 15. a limiting block; 16. a side spring; 17. a receiving groove; 18. an inner rotating shaft; 19. positioning a groove; 20. and (5) filtering by using a filter screen.

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.

As shown in fig. 1-4, the utility model provides a technical solution: a lithium battery with a heat dissipation function comprises a lithium battery body 1, an external sliding groove 2, an external sliding block 3, a side frame 4, a heat dissipation sheet 5, an internal groove 6, an internal spring 7, an internal rod 8, a front plate 9, a perforation 10, a baffle plate 11, a circular groove 12, a rail 13, a sliding rail 14, a limiting block 15, a side spring 16, a containing groove 17, an internal rotating shaft 18, a positioning groove 19 and a filter screen 20, wherein the external sliding groove 2 is symmetrically arranged on the upper side and the lower side of the lithium battery body 1, the external sliding groove 2 is connected with the side frame 4 through the external sliding block 3, the external sliding block 3 is symmetrically arranged on the two internal sides of the side frame 4, the heat dissipation sheet 5 is arranged inside the side surface of the lithium battery body 1, the internal groove 6 is symmetrically reserved at the upper end and the lower end of the side surface of the lithium battery body 1, the internal groove 6 is connected with the internal, a through hole 10 is formed in the front plate 9, a baffle 11 is arranged in the front plate 9, circular grooves 12 are symmetrically formed in two sides of the outer portion of the lithium battery body 1, rails 13 are fixed to two sides of the inner portion of each circular groove 12, the rails 13 are connected with limiting blocks 15 through sliding rails 14, the sliding rails 14 are symmetrically arranged on two sides of the outer portion of each limiting block 15, side springs 16 are fixed to the inner sides of the limiting blocks 15, accommodating grooves 17 are reserved in the side faces of the front plate 9, the accommodating grooves 17 are connected with the baffle 11 through inner rotating shafts 18, positioning grooves 19 are formed in the side faces of the accommodating grooves 17, filter screens 20 are installed in the positioning grooves 19, and the filter screens 20 are connected with the front plate 9 through the positioning grooves 19; the side frame 4 and the lithium battery body 1 form a sliding structure through the external sliding block 3 and the external sliding chute 2, the sliding direction of the sliding structure is the left-right direction, the front view of the side frame 4 is in a C-shaped structure, and the side frame 4 moves inside the external sliding chute 2 through the external sliding block 3 when being impacted; the front plate 9 and the lithium battery body 1 form a telescopic structure through the built-in rod 8 and the built-in groove 6, the built-in rod 8 and the built-in groove 6 form an elastic structure through the internal spring 7, the sum of the length of the built-in rod 8 and the original length of the internal spring 7 is equal to the depth of the built-in groove 6, and when the lithium battery body 1 generates large heat, the position of the front plate 9 is moved outwards through the built-in rod 8, so that the heat dissipation range is increased; the through holes 10 are arranged in the front plate 9 at equal intervals, the through holes 10 and the accommodating grooves 17 are in a mutual communication structure, the positions of the through holes 10 correspond to the positions of the radiating fins 5 and the filter screen 20, the height of the distribution range of the through holes 10 is equal to the height of the radiating fins 5, and heat on the radiating fins 5 is transferred to the outside through the through holes 10 and the filter screen 20; the baffle 11 and the front panel 9 form a rotating structure through the internal rotating shaft 18, the rotating angle range of the rotating structure is 0-90 degrees, and the angle position of the baffle 11 is opened through the rotation of the internal rotating shaft 18, so that the lithium battery body 1 can radiate heat to the outside conveniently; the limiting block 15 and the side frame 4 are of an integrated structure, the limiting block 15 and the lithium battery body 1 form a sliding structure through a sliding rail 14 and a rail 13, the limiting block 15 is elastically connected with the circular groove 12 through a side spring 16, meanwhile, the longitudinal section view of the limiting block 15 is of an inverted T-shaped structure, and when the side frame 4 moves, the limiting block 15 is pushed to compress the side spring 16 inwards; the filter screen 20 and the front panel 9 form a dismounting and mounting structure through the positioning groove 19, the longitudinal section area of the filter screen 20 is smaller than that of the baffle 11, the longitudinal section area of the filter screen 20 is larger than the distribution range area of the through holes 10, the filter screen 20 is taken out from the interior of the front panel 9 through the positioning groove 19 regularly for cleaning, and the cleanness of the interior of the device is maintained.

When the device is used, firstly, the lithium battery body 1 is connected with a corresponding electronic product, the lithium battery can continuously supply power to the electronic product, in the using process of the electronic product, the lithium battery body 1 can generate heat, at the moment, a locking nut outside the internal rotating shaft 18 can be loosened, the angle position of the baffle 11 is opened through the rotation of the internal rotating shaft 18, at the moment, the heat generated by the lithium battery body 1 is transferred to the radiating fin 5, the heat on the radiating fin 5 flows with external air through the perforation 10 and the filter screen 20, the lithium battery body 1 is ventilated and radiated, if the heat generated by the lithium battery body 1 is more, a threaded rod outside the lithium battery body 1 can be loosened, the position of the front-arranged plate 9 is moved to the outside through the built-in rod 8, the built-in rod 8 stretches the internal spring 7 to the outside, at the moment, however, after the structure is kept ventilated for a period of time, the side face of the lithium battery body 1 is closed by the front plate 9 by moving the built-in rod 8 in time, so that dust in the air is prevented from entering and accumulating in the lithium battery body 1 to influence the use of the lithium battery body; when the outside of the device is impacted, the side frame 4 moves inside the external sliding groove 2 through the external sliding block 3, the side frame 4 pushes the limiting block 15 to compress the side spring 16 inwards, meanwhile, the limiting block 15 moves on the rail 13 through the sliding rail 14, the external impact force on the lithium battery body 1 can be buffered through the structure, the lithium battery body 1 is prevented from being impacted, the shell of the lithium battery body 1 is prevented from being damaged, and the phenomenon that the internal lithium atoms are contacted with oxygen in the air to generate explosion is avoided, so that the use safety is improved; meanwhile, the use of the lithium battery body 1 is regulated daily, the use in a high-temperature fire source is avoided, the use in a humid environment is avoided, the filter screen 20 is periodically detached from the front plate 9 through the positioning groove 19 for cleaning, the internal environment of the device is maintained clean, dust is prevented from entering the interior of the lithium battery body 1, and meanwhile, the content which is not described in detail in the specification belongs to the prior art which is well known to a person skilled in the art.

In conclusion, the lithium battery with the heat dissipation function can be obtained by the baffle 11 arranged by the rotating structure and the front panel 9 arranged by the telescopic structure, when the lithium battery body 1 is used, if the outside of the lithium battery body is touched to be hot, the angle position of the baffle 11 can be opened by rotating the inner rotating shaft 18, the heat generated by the lithium battery body 1 is transferred to the outside through the heat dissipation sheet 5, if the generated heat is too much, the heat cannot be dissipated well, at the moment, the position of the front panel 9 can be moved to the outside through the built-in rod 8, the space for ventilation and heat dissipation is increased, the phenomenon that the service life of the lithium battery body 1 is influenced by overhigh temperature is prevented, the practicability of the device is increased, when the outside of the device is impacted, the side frame 4 moves in the outer chute 2 through the outer slide block 3, and promote stopper 15 and compress side spring 16 to the inboard, slow down outside striking dynamics, avoid lithium cell body 1 to receive striking shell to damage, its inside lithium atom produces explosion with oxygen contact, has increased the device's stability.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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

1. The utility model provides a lithium cell with heat dissipation function, includes lithium cell body (1), its characterized in that: the lithium battery comprises a lithium battery body (1), wherein external sliding grooves (2) are symmetrically formed in the upper side and the lower side of the lithium battery body (1), the external sliding grooves (2) are connected with side frames (4) through external sliding blocks (3), the external sliding blocks (3) are symmetrically arranged on the two sides of the inside of the side frames (4), radiating fins (5) are arranged inside the side surfaces of the lithium battery body (1), built-in grooves (6) are symmetrically reserved at the upper end and the lower end of the side surfaces of the lithium battery body (1), the built-in grooves (6) are connected with built-in rods (8) through internal springs (7), a front plate (9) is welded on the outer side of each built-in rod (8), through holes (10) are formed in the front plate (9), baffles (11) are arranged inside the front plate (9), circular grooves (12) are symmetrically formed in the two sides of the outside of the lithium battery body (1), and rails (13) are fixed on the, and track (13) pass through slide rail (14) and stopper (15) interconnect, slide rail (14) symmetry is installed in the outside both sides of stopper (15), and the inboard of stopper (15) is fixed with side spring (16), the side reservation of leading board (9) has accomodate groove (17), and accomodate groove (17) through inside pivot (18) and baffle (11) interconnect to positioning groove (19) have been seted up to the side of accomodating groove (17), positioning groove (19) internally mounted has filter screen (20), and filter screen (20) pass through positioning groove (19) and leading board (9) interconnect.

2. The lithium battery with a heat dissipation function as recited in claim 1, wherein: the side frame (4) and the lithium battery body (1) form a sliding structure through the external sliding block (3) and the external sliding groove (2), the sliding direction of the sliding structure is the left-right direction, and the front view of the side frame (4) is in a C-shaped structure.

3. The lithium battery with a heat dissipation function as recited in claim 1, wherein: the front plate (9) and the lithium battery body (1) form a telescopic structure through the built-in rod (8) and the built-in groove (6), the built-in rod (8) and the built-in groove (6) form an elastic structure through the internal spring (7), and the sum of the length of the built-in rod (8) and the original length of the internal spring (7) is equal to the depth of the built-in groove (6).

4. The lithium battery with a heat dissipation function as recited in claim 1, wherein: the through holes (10) are arranged in the front plate (9) at equal intervals, the through holes (10) and the accommodating grooves (17) are of a mutual communication structure, the positions of the through holes (10) correspond to the positions of the radiating fins (5) and the filter screen (20), and the height of the distribution range of the through holes (10) is equal to the height of the radiating fins (5).

5. The lithium battery with a heat dissipation function as recited in claim 1, wherein: the baffle (11) and the front plate (9) form a rotating structure through an internal rotating shaft (18), and the rotating angle range of the rotating structure is 0-90 degrees.

6. The lithium battery with a heat dissipation function as recited in claim 1, wherein: stopper (15) and side frame (4) are integrated structure, and stopper (15) pass through slide rail (14) and track (13) and constitute sliding structure with lithium cell body (1) to stopper (15) pass through side spring (16) and circular slot (12) elastic connection, and the longitudinal section view of stopper (15) is "T" shape structure down simultaneously.

7. The lithium battery with a heat dissipation function as recited in claim 1, wherein: the filter screen (20) is formed into a disassembly and assembly structure through the positioning groove (19) and the front plate (9), the longitudinal section area of the filter screen (20) is smaller than that of the baffle (11), and the longitudinal section area of the filter screen (20) is larger than the distribution range area of the through holes (10).