CN218215451U

CN218215451U - Lithium battery protection device with temperature control

Info

Publication number: CN218215451U
Application number: CN202222205349.1U
Authority: CN
Inventors: 宋光春
Original assignee: Shenzhen Jinlonggewang Electronic Co ltd
Current assignee: Shenzhen Jinlonggewang Electronic Co ltd
Priority date: 2022-08-22
Filing date: 2022-08-22
Publication date: 2023-01-03
Anticipated expiration: 2032-08-22

Abstract

The utility model discloses a lithium battery protection device with temperature control, including protecting frame and top cap, the top cap level sets up in the protecting frame top, four equal vertical fixedly connected with mounting panels of end are all expected to a top cap symmetry side, and four mounting panel sides all set up in the recess that runs through, the protecting frame surface is equipped with the fixed establishment who is used for fixed top cap, and a protecting frame symmetry side all is equipped with first lithium cell heat dissipation mechanism, the inside second lithium cell heat dissipation mechanism that is equipped with of protecting frame. The utility model discloses a setting of fan, fin and heat-conducting plate can carry out dual heat dissipation to the heat that the lithium cell produced to can control the inside temperature of protective frame, avoid the inside temperature of protective frame too big, reduce the condition emergence of lithium cell performance or spontaneous combustion.

Description

Lithium battery protection device with temperature control

Technical Field

The utility model relates to a battery protection technology field especially relates to a lithium battery protection device with temperature control.

Background

Lithium batteries, which are batteries using a non-aqueous electrolyte solution and made of lithium metal or lithium alloy as a negative electrode material, were first proposed and studied by gilbertn. Lewis in 1912, and were proposed and studied by m.s. whittingham in the 70 s of the 20 th century. Because the chemical characteristics of lithium metal are very active, the lithium metal has very high requirements on environment in processing, storage and use, so the lithium battery is not applied for a long time, and along with the development of scientific technology, the lithium battery becomes mainstream at present, and the lithium battery can be roughly divided into two types: lithium metal batteries and lithium ion batteries, lithium ion batteries do not contain lithium in a metal state and can be charged, so that the help of lithium batteries to people is increasing in daily life, but the lithium batteries need to be well stored because the lithium batteries need a dry and stable environment in the using process.

If the publication number is CN211578816U, the disclosed lithium battery protection device can draw out the heat dissipated by the lithium battery from the ventilation holes through the blower and then dissipate the heat through the heat sink, but only rely on the fan to dissipate the heat of the lithium battery when in use, and the heat dissipation effect is poor, so that the problem needs to be solved urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a lithium battery protection device with temperature control.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a lithium battery protection device with temperature control, includes protecting frame and top cap, the top cap level sets up in the protecting frame top, four equal vertical fixedly connected with mounting panels in end of a top cap symmetry side, and four mounting panel sides all set up in the recess that runs through, the protecting frame surface is equipped with the fixed establishment who is used for fixed top cap, and protecting frame symmetry side all is equipped with first lithium cell heat dissipation mechanism, the inside second lithium cell heat dissipation mechanism that is equipped with of protecting frame.

Further, second lithium cell heat dissipation mechanism includes heat-conducting plate and fin, and heat-conducting plate horizontal installation is inside the protective frame, the heat-conducting plate has a plurality ofly and evenly distributed inside the protective frame for to the inside heat dissipation that conducts of protective frame.

As a further technical scheme of the utility model, the fin has a plurality ofly, and a plurality of fins are even vertical respectively and install in the outside symmetrical side of protection frame, and is a plurality of the heat-conducting plate tip passes a protection frame symmetry side respectively and installs respectively in a plurality of fin sides.

Preferably, first lithium cell heat dissipation mechanism includes the fan, and the protection frame side offer with the circular slot of fan looks adaptation, circular slot and fan all have a plurality ofly, and a plurality of circular slots evenly distributed is in protection frame one side, and is a plurality of the fan is installed respectively inside a plurality of circular slots, and every fan all is located between two adjacent fin for carry out the forced air cooling heat dissipation to the lithium cell.

As a further technical scheme of the utility model, fixed establishment includes bar shaped plate and lead screw, and the bar shaped plate has two and is located the both sides that the protective frame kept away from respectively, the rectangular block of four equal fixedly connected with in the opposite side of bar shaped plate and recess looks adaptation.

Furthermore, the two ends of one side of the protective frame are horizontally fixed with fixing plates, the screw rod is horizontally rotated between the two fixing plates, one of the fixing plates is rotated on one side with a knob, and the knob is connected with the screw rod through a rotating shaft.

As a further technical scheme of the utility model, two the equal level in bar shaped plate top is fixed with the connecting plate, and protective frame one side both ends all slide there is the slider, the lead screw surface passes through threaded connection inside two sliders, and the screw opposite direction of two sliders of lead screw connection, two L type pole and symmetry setting are all installed to the slider top, and install respectively in two opposite sides of connecting plate at two L type pole horizontal limit both ends.

The utility model has the advantages that:

1. the utility model provides a lithium battery protection device with temperature control, setting through rectangle piece and recess, can carry out quick installation and dismantlement to the top cap, not only protect the lithium cell, still made things convenient for and changed the lithium cell, after the lithium cell is put into inside the protective frame and is covered the top cap, it rotates to drive the lead screw through rotating the knob, the lead screw rotates and to drive two slider removals, two slider removals can drive two L type pole removals, two L type pole removals can drive two connecting plates and remove, two connecting plates remove and to drive two bar boards and remove, two bar board removals can drive four rectangle piece removals, thereby can make four rectangle pieces slide into four recess insides, can fix the top cap, when needs are dismantled the top cap, only need four rectangle piece roll-off four recess insides can, and then improve the result of use of this equipment.

2. The utility model provides a lithium battery protection device with temperature control, through the fan, the setting of fin and heat-conducting plate, can carry out dual heat dissipation to the heat that the lithium cell produced, thereby can control the inside temperature of protective frame, the inside temperature of protective frame has been avoided too big, the condition that reduces lithium cell performance or spontaneous combustion takes place, when needs dispel the heat to protective frame inside, at first the heat-conducting plate can the inside heat of protective frame all conduct to the fin, and dispel the heat to protective frame through the fin, in addition, through the setting of fan, not only can directly dispel the heat to protective frame inside, air flow velocity around the fin has still been accelerated in addition, further improvement the radiating effect of fin, and then the practicality of this equipment has been improved.

Drawings

Fig. 1 is a schematic structural diagram of a lithium battery protection device with temperature control according to the present invention;

fig. 2 is a bottom view of a lithium battery protection device with temperature control according to the present invention;

fig. 3 is a schematic structural view of a protective frame of a lithium battery protection device with temperature control according to the present invention;

fig. 4 is a schematic diagram of a strip-shaped plate and a connection structure thereof of a lithium battery protection device with temperature control according to the present invention.

In the figure: 1. a protective frame; 2. a top cover; 3. mounting a plate; 4. a groove; 5. a heat conducting plate; 6. a heat sink; 7. a strip plate; 8. a connecting plate; 9. an L-shaped rod; 10. a slider; 11. a screw rod; 12. a knob; 13. a circular groove; 14. a fan; 15. a rectangular block; 16. and (7) fixing the plate.

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.

Referring to fig. 1-4, a lithium battery protection device with temperature control, including protecting frame 1 and top cap 2, top cap 2 level sets up in protecting frame 1 top, four equal vertical fixedly connected with mounting panel 3 in four ends of 2 symmetrical sides of top cap, and four recess 4 that run through are all seted up to 3 sides of mounting panel, protecting frame 1 surface is equipped with the fixed establishment that is used for fixed top cap 2, and protecting frame 1 symmetrical side all is equipped with first lithium cell heat dissipation mechanism, protecting frame 1 inside is equipped with second lithium cell heat dissipation mechanism, setting through this equipment, can carry out the multiple mode heat dissipation to the lithium cell, thereby can control the temperature of protecting frame 1 inside.

Referring to fig. 4 and 2, in a preferred embodiment, the second lithium battery heat dissipation mechanism includes a heat conduction plate 5 and a plurality of heat dissipation fins 6, the heat conduction plate 5 is horizontally installed inside the protection frame 1, the heat conduction plate 5 is provided with a plurality of heat dissipation fins 6 which are uniformly distributed inside the protection frame 1, the plurality of heat dissipation fins 6 are respectively and vertically installed on an external symmetrical side surface of the protection frame 1, end portions of the plurality of heat conduction plates 5 respectively penetrate through the symmetrical side surface of the protection frame 1 and are respectively installed on the side surfaces of the plurality of heat dissipation fins 6, and the heat conduction plate 5 conducts the temperature inside the protection frame 1 to the heat dissipation fins 6 for heat dissipation.

Referring to fig. 3 and 2, in a preferred embodiment, first lithium battery heat dissipation mechanism includes fan 14, and protective frame 1 side is seted up with circular slot 13 of fan 14 looks adaptation, circular slot 13 and fan 14 all have a plurality ofly, and a plurality of circular slots 13 evenly distributed in protective frame 1 one side, a plurality of fans 14 are installed respectively inside a plurality of circular slots 13, and every fan 14 all is located between two adjacent fin 6, blow the heat dissipation through fan 14 to protective frame 1 inside, guaranteed the radiating effect to the lithium cell.

Referring to fig. 1 and 2, in a preferred embodiment, fixing mechanism includes strip-shaped plate 7 and lead screw 11, and strip-shaped plate 7 has two and is located the both sides that protection frame 1 kept away from respectively, four equal fixedly connected with in opposite side of strip-shaped plate 7 and the rectangle piece 15 of recess 4 looks adaptation, the equal level in both ends of 1 one side of protection frame is fixed with fixed plate 16, and lead screw 11 level rotates between two fixed plates 16, one of them fixed plate 16 one side rotates there is knob 12, and connect through the pivot between knob 12 and the lead screw 11, two equal level in 7 top of strip-shaped plate are fixed with connecting plate 8, and 1 one side both ends of protection frame all slide has slider 10, lead screw 11 surface is through threaded connection inside two sliders 10, and the screw direction of 11 connection two sliders 10 is opposite, L type pole 9 and symmetry setting are all installed at two slider 10 tops, and two L type pole 9 horizontal limit both ends are installed respectively in two opposite side of connecting plate 8, setting through fixing mechanism, be used for carrying out quick fixed to top cap 2, conveniently carry out the protection lithium cell.

The working principle of the embodiment is as follows: when in actual use, through the setting of rectangular block 15 and recess 4, can carry out quick installation and dismantlement to top cap 2, not only protect the lithium cell, still made things convenient for and changed the lithium cell, put into protective frame 1 inside and cover top cap 2 back when the lithium cell, drive lead screw 11 through rotating knob 12 and rotate, lead screw 11 rotates and can drive two sliders 10 and remove, two sliders 10 remove and can drive two L type poles 9 and remove, two L type poles 9 remove and can drive two connecting plates 8 and remove, two connecting plates 8 remove and can drive two bar boards 7 and remove, two bar boards 7 remove and can drive four rectangular blocks 15 and remove, thereby can make four rectangular blocks 15 slide into four recess 4 inside, can fix top cap 2, when needs dismantle top cap 2, only need when spontaneous combustion, four rectangular blocks 15 roll-off four recess 4 inside can, and then improve the result of use of this equipment, through fan 14, the setting of fin 6 and heat-conducting plate 5, can carry out dual heat dissipation to the heat dissipation of the heat of lithium cell production, thereby can control the temperature of protective frame 1 inside, avoided the inside temperature of protective frame 1 to reduce protective frame 6 and can all take place the heat dissipation efficiency of heat radiation through the protective frame 6 and further heat radiation when protective frame 6 and heat radiation efficiency has improved protective frame 6 and heat radiation efficiency, the protective frame 6 is further through the heat radiation of protective frame 6.

Having shown and described the basic principles and essential features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof, and it is therefore intended that the embodiments be considered as exemplary and not limiting in any way, since the scope of the invention is defined by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein and are therefore not to be embraced therein by any reference numerals in the claims.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a lithium battery protection device with temperature control, includes protecting frame (1) and top cap (2), its characterized in that, top cap (2) level sets up in protecting frame (1) top, four equal vertical fixedly connected with mounting panel (3) in end in top cap (2) symmetrical side, and four mounting panel (3) sides all set up in recess (4) that run through, protecting frame (1) surface is equipped with the fixed establishment who is used for fixed top cap (2), and protecting frame (1) symmetrical side all is equipped with first lithium cell heat dissipation mechanism, the inside second lithium cell heat dissipation mechanism that is equipped with of protecting frame (1).

2. The lithium battery protection device with temperature control as claimed in claim 1, wherein the second lithium battery heat dissipation mechanism comprises a heat conduction plate (5) and a heat dissipation plate (6), the heat conduction plate (5) is horizontally installed inside the protection frame (1), and the heat conduction plate (5) is provided in plurality and uniformly distributed inside the protection frame (1).

3. The lithium battery protection device with temperature control as claimed in claim 2, wherein the number of the heat dissipation fins (6) is multiple, and the multiple heat dissipation fins (6) are respectively and uniformly vertically installed on a symmetrical side surface outside the protection frame (1), and the end parts of the multiple heat conduction plates (5) respectively penetrate through a symmetrical side surface of the protection frame (1) and are respectively installed on the multiple heat dissipation fins (6).

4. The lithium battery protection device with temperature control as claimed in claim 3, wherein the first lithium battery heat dissipation mechanism comprises a fan (14), a plurality of circular grooves (13) matched with the fan (14) are formed in the side surface of the protection frame (1), the circular grooves (13) and the fans (14) are uniformly distributed on one side of the protection frame (1), the plurality of fans (14) are respectively installed inside the circular grooves (13), and each fan (14) is located between two adjacent heat dissipation fins (6).

5. The lithium battery protection device with temperature control according to claim 4, wherein the fixing mechanism comprises two strip-shaped plates (7) and a screw rod (11), the two strip-shaped plates (7) are respectively located at two sides of the protection frame (1) away from the protection frame, and four opposite sides of each strip-shaped plate (7) are fixedly connected with rectangular blocks (15) matched with the grooves (4).

6. The lithium battery protection device with temperature control as claimed in claim 5, wherein the two ends of one side of the protection frame (1) are both horizontally fixed with a fixing plate (16), and the lead screw (11) horizontally rotates between the two fixing plates (16), wherein one side of one of the fixing plates (16) rotates with a knob (12), and the knob (12) and the lead screw (11) are connected through a rotating shaft.

7. The lithium battery protection device with temperature control as claimed in claim 6, wherein the top ends of the two strip-shaped plates (7) are horizontally fixed with connecting plates (8), the two ends of one side of the protection frame (1) are respectively provided with a sliding block (10) in a sliding manner, the surface of the screw rod (11) is connected to the inside of the two sliding blocks (10) through threads, the thread direction of the screw rod (11) connecting the two sliding blocks (10) is opposite, the tops of the two sliding blocks (10) are respectively provided with L-shaped rods (9) which are symmetrically arranged, and the two ends of the transverse edge of each L-shaped rod (9) are respectively arranged on the opposite side surfaces of the two connecting plates (8).