阅读说明：本技术 动力锂电池散热机构 (Power lithium battery heat dissipation mechanism ) 是由 张恒恒 徐从本 施向东 陈凤杰 陈友杰 郭君文 王宗川 魏雪亮 乔术永 于 2021-07-30 设计创作，主要内容包括：本发明公开了动力锂电池散热机构,包括锂电池壳体和壳盖,所述锂电池壳体的顶部与壳盖的底部通过螺栓活动连接。本发明新型通过设置吸风扇、散热孔、热量感应器、感应线、过滤板和固定装置的配合使用,当锂电池壳体内温度过高时,热量感应器运转将信号通过感应线传输给吸风扇,吸风扇受到指令开始旋转将外界的空气吸入锂电池壳体内,而锂电池壳体内的热空气会通过两侧开设散热孔流通至外界,解决了现有动力锂电池在装入壳内时都是处于密封状态,电动车长时间运转会使电池本身的热量增加,如果是密封的电池会使其内部空气剧烈膨胀,导致电池鼓包,严重的会使电池发生爆炸,容易危害到使用人员的问题。(The invention discloses a power lithium battery heat dissipation mechanism which comprises a lithium battery shell and a shell cover, wherein the top of the lithium battery shell is movably connected with the bottom of the shell cover through a bolt. The novel power lithium battery is provided with the suction fan, the heat dissipation holes, the heat sensor, the induction lines, the filter plate and the fixing device, when the temperature in the lithium battery shell is too high, the heat sensor operates to transmit signals to the suction fan through the induction lines, the suction fan starts to rotate after receiving instructions to suck outside air into the lithium battery shell, hot air in the lithium battery shell can circulate to the outside through the heat dissipation holes formed in two sides, the problems that the existing power lithium battery is in a sealed state when being placed in the shell, the heat of the battery can be increased due to the long-time operation of an electric vehicle, if the battery is sealed, the air in the lithium battery shell can be expanded violently, the battery is blown, the battery can explode seriously, and users are easy to be damaged are solved.)

1. Power lithium cell heat dissipation mechanism, including lithium cell casing (1) and cap (2), its characterized in that: the top of the lithium battery shell (1) is movably connected with the bottom of the shell cover (2) through a bolt, the inner cavity of the lithium battery shell (1) is movably connected with a lithium battery pack (3), the bottom of the lithium battery shell (1) is provided with a placing hole (4), the inner cavity of the placing hole (4) is movably connected with an air suction fan (5), the left side and the right side of the lithium battery shell (1) are both provided with heat dissipation holes (6), the left side of the inner cavity of the lithium battery shell (1) is fixedly connected with a heat inductor (7) matched with the air suction fan (5) for use, the bottom of the heat inductor (7) is fixedly connected with an induction line (8), the bottom of the induction line (8) is fixedly connected with the air suction fan (5), the bottom of the lithium battery shell (1) is provided with a mounting groove (9), the inner cavity of the mounting groove (9) is movably connected with a filter plate (10), the left side and the equal fixedly connected with joint piece (11) in right side of mounting groove (9) bottom, the inner chamber of joint piece (11) has been seted up and has been accomodate groove (12), the front side and the rear side of accomodating groove (12) inner chamber all are provided with fixing device (13), the inner chamber swing joint who accomodates groove (12) has arm-tie (14).

2. The heat dissipation mechanism for lithium power batteries as recited in claim 1, further comprising: the left side and the right side of filter (10) all seted up with joint piece (11) cooperation joint groove (15) that use, draw-in groove (16) have all been seted up to the front side and the rear side in joint groove (15), joint piece (11) are close to the inner wall contact of one side and joint groove (15) of joint groove (15) inner wall.

3. The heat dissipation mechanism for lithium power batteries as recited in claim 1, further comprising: the number of the heat dissipation holes (6) is multiple, and the heat dissipation holes are uniformly distributed on the left side and the right side of the lithium battery shell (1).

4. The heat dissipation mechanism for lithium power batteries as recited in claim 2, further comprising: fixing device (13) are including extrusion kelly (1301), the surface cover of extrusion kelly (1301) is equipped with spring (1302), the fixed surface of extrusion kelly (1301) is connected with extrusion ring (1303), one side that extrusion kelly (1301) is close to draw-in groove (16) is run through and is accomodate groove (12) and extend to the inner chamber of draw-in groove (16).

5. The lithium power battery heat dissipation mechanism of claim 4, wherein: the inner cavity swing joint who accomodates groove (12) has stripper plate (17) with extrusion kelly (1301) cooperation use, one side and the contact of extrusion kelly (1301) that stripper plate (17) are close to extrusion kelly (1301), the top of arm-tie (14) is run through and is accomodate groove (12) and with stripper plate (17) fixed connection.

6. The lithium power battery heat dissipation mechanism of claim 4, wherein: accomodate equal fixedly connected with locating plate (18) of front side and the rear side of groove (12) inner chamber, the front side of locating plate (18) is opened and is equipped with spacing hole (19) that use with extrusion kelly (1301) cooperation, one side that extrusion kelly (1301) is close to spacing hole (19) inner wall contacts with the inner wall in spacing hole (19).

7. The heat dissipation mechanism for lithium power batteries as recited in claim 1, further comprising: the equal fixedly connected with backup pad (20) of front side and rear side of aspiration fan (5), backup pad (20) are close to the one side of placing hole (4) inner wall and place hole (4) inner wall fixed connection.

8. The heat dissipation mechanism for lithium power batteries as recited in claim 1, further comprising: the equal fixedly connected with dustproof shell (21) in left side and the right side of lithium cell casing (1), and the quantity of dustproof shell (21) is a plurality of to evenly distributed is in the left side and the right side of lithium cell casing (1).

Technical Field

The invention belongs to the technical field of power lithium battery heat dissipation, and particularly relates to a power lithium battery heat dissipation mechanism.

Background

The power lithium battery is a power supply for providing a power source for the tool, can provide power for the electric vehicle, has larger electricity storage performance, can support the electric vehicle to ride for a long time by one-time charging, and avoids the effect that the electric vehicle needs to be overcharged; the existing power lithium battery is in a sealed state when being arranged in a shell, the heat of the battery is increased when the electric vehicle runs for a long time, and if the battery is sealed, the air in the battery is expanded violently, so that the battery bulges, the battery can explode seriously, and users are easy to be damaged.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a power lithium battery heat dissipation mechanism which has the advantage of rapid heat dissipation and solves the problems that the existing power lithium batteries are in a sealed state when being arranged in a shell, the heat of the batteries is increased when an electric vehicle runs for a long time, and if the batteries are sealed, the air in the batteries is expanded violently, so that the batteries swell, explode seriously, and the users are easy to be damaged.

The invention discloses a power lithium battery heat dissipation mechanism, which comprises a lithium battery shell and a shell cover, wherein the top of the lithium battery shell is movably connected with the bottom of the shell cover through a bolt, a lithium battery pack is movably connected in an inner cavity of the lithium battery shell, a placing hole is formed in the bottom of the lithium battery shell, an air suction fan is movably connected in the inner cavity of the placing hole, heat dissipation holes are formed in the left side and the right side of the lithium battery shell, a heat inductor matched with the air suction fan is fixedly connected to the left side of the inner cavity of the lithium battery shell, an induction wire is fixedly connected to the bottom of the heat inductor, the bottom of the induction wire is fixedly connected with the air suction fan, a mounting groove is formed in the bottom of the lithium battery shell, a filter plate is movably connected in the inner cavity of the mounting groove, clamping blocks are fixedly connected to the left side and the right side of the bottom of the mounting groove, and accommodating grooves are formed in the inner cavities of the clamping blocks, the front side and the rear side of the inner cavity of the accommodating groove are both provided with fixing devices, and the inner cavity of the accommodating groove is movably connected with a pulling plate.

Preferably, the left side and the right side of the filter plate are both provided with clamping grooves matched with the clamping blocks for use, the front side and the rear side of each clamping groove are both provided with clamping grooves, and one side of each clamping block, which is close to the inner wall of each clamping groove, is in contact with the inner wall of each clamping groove.

Preferably, the number of the heat dissipation holes is multiple, and the heat dissipation holes are uniformly distributed on the left side and the right side of the lithium battery shell.

Preferably, the fixing device comprises an extrusion clamping rod, a spring is sleeved on the surface of the extrusion clamping rod, an extrusion ring is fixedly connected to the surface of the extrusion clamping rod, and one side, close to the clamping groove, of the extrusion clamping rod penetrates through the accommodating groove and extends to the inner cavity of the clamping groove.

Preferably, the inner cavity of the accommodating groove is movably connected with a squeezing plate matched with the squeezing clamping rod for use, one side of the squeezing plate, close to the squeezing clamping rod, is in contact with the squeezing clamping rod, and the top of the pulling plate penetrates through the accommodating groove and is fixedly connected with the squeezing plate.

Preferably, the front side and the rear side of the inner cavity of the accommodating groove are fixedly connected with positioning plates, the front side of each positioning plate is provided with a limiting hole matched with the extrusion clamping rod for use, and one side, close to the inner wall of the limiting hole, of the extrusion clamping rod is in contact with the inner wall of the limiting hole.

Preferably, the front side and the rear side of the suction fan are both fixedly connected with supporting plates, and one side of each supporting plate, which is close to the inner wall of the placement hole, is fixedly connected with the inner wall of the placement hole.

Preferably, the left side and the right side of the lithium battery shell are both fixedly connected with a plurality of dustproof shells which are uniformly distributed on the left side and the right side of the lithium battery shell.

Compared with the prior art, the invention has the following beneficial effects:

1. the novel power lithium battery is provided with the suction fan, the heat dissipation holes, the heat sensor, the induction lines, the filter plate and the fixing device, when the temperature in the lithium battery shell is too high, the heat sensor operates to transmit signals to the suction fan through the induction lines, the suction fan starts to rotate after receiving instructions to suck outside air into the lithium battery shell, hot air in the lithium battery shell can circulate to the outside through the heat dissipation holes formed in two sides, the problems that the existing power lithium battery is in a sealed state when being placed in the shell, the heat of the battery can be increased due to the long-time operation of an electric vehicle, if the battery is sealed, the air in the lithium battery shell can be expanded violently, the battery is blown, the battery can explode seriously, and users are easy to be damaged are solved.

2. According to the invention, the clamping groove and the clamping groove are arranged, and after the filter plate is connected with the mounting groove, the clamping groove can position the filter plate, so that the clamping groove can be aligned with the hole, and errors can not occur when the clamping rod is extruded.

3. According to the invention, through the arrangement of the heat dissipation holes, when the suction fan sucks the outside airflow into the lithium battery shell, the internal hot airflow is extruded and transmitted to the outside through the plurality of heat dissipation holes, so that the heat dissipation performance is improved.

4. According to the invention, the fixing device is arranged, the extrusion clamping rod penetrates through the accommodating groove and into the clamping groove, so that the position of the filter plate can be fixed, and the extrusion clamping rod can not be separated from the clamping groove due to the pressure of the spring on the extrusion ring.

5. According to the invention, by arranging the extrusion plates, when a user needs to disassemble the filter plate for cleaning, the extrusion plates extrude the extrusion clamping rods, so that the two extrusion clamping rods can be moved at the same time, and the use by the user is convenient.

6. According to the invention, by arranging the positioning plate and the limiting hole, when the extrusion clamping rod moves, the limiting hole can limit the position of the extrusion clamping rod, the extrusion clamping rod cannot shake when being extruded, and the butt joint is more accurate.

7. According to the invention, the supporting plate is arranged, so that when the suction fan rotates at a high speed in the placing hole, the supporting plate can fix the position of the suction fan, and the effect that the suction fan cannot shake left and right is achieved.

8. According to the invention, by arranging the dustproof shells, when the interior of the lithium battery shell does not need to be radiated, the plurality of dustproof shells can protect the radiating holes, so that dust is prevented from entering the interior of the lithium battery shell through the radiating holes.

Drawings

FIG. 1 is a schematic diagram of a structure provided by an embodiment of the present invention;

FIG. 2 is a schematic perspective view provided by an embodiment of the present invention;

FIG. 3 is a bottom cross-sectional view provided by an embodiment of the present invention;

FIG. 4 is a schematic perspective view of a filter plate according to an embodiment of the present invention;

FIG. 5 is an elevational cross-sectional view provided by an embodiment of the present invention;

fig. 6 is a top cross-sectional view of a snap block provided by an embodiment of the present invention.

In the figure: 1. a lithium battery case; 2. a shell cover; 3. a lithium battery pack; 4. placing holes; 5. an air suction fan; 6. heat dissipation holes; 7. a heat sensor; 8. an induction line; 9. mounting grooves; 10. a filter plate; 11. a clamping block; 12. a receiving groove; 13. a fixing device; 14. pulling a plate; 15. a clamping groove; 16. a card slot; 1301. extruding the clamping rod; 1302. a spring; 1303. an extrusion ring; 17. a pressing plate; 18. positioning a plate; 19. a limiting hole; 20. a support plate; 21. and a dustproof shell.

Detailed Description

In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings.

The structure of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 6, the power lithium battery heat dissipation mechanism provided by the embodiment of the invention comprises a lithium battery casing 1 and a casing cover 2, wherein the top of the lithium battery casing 1 is movably connected with the bottom of the casing cover 2 through a bolt, a lithium battery pack 3 is movably connected in an inner cavity of the lithium battery casing 1, a placing hole 4 is formed in the bottom of the lithium battery casing 1, an air suction fan 5 is movably connected in the inner cavity of the placing hole 4, heat dissipation holes 6 are formed in both the left side and the right side of the lithium battery casing 1, a heat sensor 7 used in cooperation with the air suction fan 5 is fixedly connected to the left side of the inner cavity of the lithium battery casing 1, an induction wire 8 is fixedly connected to the bottom of the induction wire 8, a mounting groove 9 is formed in the bottom of the lithium battery casing 1, a filter plate 10 is movably connected to the inner cavity of the mounting groove 9, and a clamping block 11 is fixedly connected to both the left side and the right side of the bottom of the mounting groove 9, the inner cavity of the clamping block 11 is provided with a containing groove 12, the front side and the rear side of the inner cavity of the containing groove 12 are both provided with fixing devices 13, and the inner cavity of the containing groove 12 is movably connected with a pulling plate 14.

Referring to fig. 3, the left and right sides of the filter plate 10 are both provided with a clamping groove 15 used in cooperation with the clamping block 11, the front and rear sides of the clamping groove 15 are both provided with a clamping groove 16, and one side of the clamping block 11 close to the inner wall of the clamping groove 15 contacts with the inner wall of the clamping groove 15.

Adopt above-mentioned scheme: through setting up joint groove 15 and draw-in groove 16, the filter 10 is connected the back with mounting groove 9, and joint groove 15 can carry out position location to filter 10, can make draw-in groove 16 align with the pore, and extrusion kelly 1301 can not take place the mistake when the joint.

Referring to fig. 1, the number of the heat dissipation holes 6 is plural and is uniformly distributed on the left and right sides of the lithium battery case 1.

Adopt above-mentioned scheme: through setting up louvre 6, after in suction fan 5 inhales outside air current in lithium battery case 1, inside hot air current can receive the extrusion and transmit the external world through a plurality of louvres 6, has improved the thermal diffusivity.

Referring to fig. 6, the fixing device 13 includes an extrusion clamping bar 1301, a spring 1302 is sleeved on a surface of the extrusion clamping bar 1301, an extrusion ring 1303 is fixedly connected to a surface of the extrusion clamping bar 1301, and one side of the extrusion clamping bar 1301 close to the clamping groove 16 penetrates through the accommodating groove 12 and extends to an inner cavity of the clamping groove 16.

Adopt above-mentioned scheme: through setting up fixing device 13, the extrusion kelly 1301 runs through and accomodates groove 12 to draw-in groove 16 in, can carry out the rigidity to filter 10, through the pressure of spring 1302 to extrusion ring 1303, has played the effect that extrusion kelly 1301 can not take place to break away from draw-in groove 16.

Referring to fig. 6, the inner cavity of the receiving groove 12 is movably connected with a squeezing plate 17 used in cooperation with the squeezing latch 1301, one side of the squeezing plate 17 close to the squeezing latch 1301 is in contact with the squeezing latch 1301, and the top of the pulling plate 14 penetrates through the receiving groove 12 and is fixedly connected with the squeezing plate 17.

Adopt above-mentioned scheme: through setting up stripper plate 17, when the user need dismantle filter 10 and wash, extrude extrusion kelly 1301 through stripper plate 17, can carry out position removal, convenient to use person's use to two extrusion kellies 1301 simultaneously.

Referring to fig. 6, the positioning plates 18 are fixedly connected to both the front side and the rear side of the inner cavity of the accommodating groove 12, a limiting hole 19 used in cooperation with the pressing clamping rod 1301 is formed in the front side of the positioning plate 18, and one side of the pressing clamping rod 1301 close to the inner wall of the limiting hole 19 contacts with the inner wall of the limiting hole 19.

Adopt above-mentioned scheme: through setting up locating plate 18 and spacing hole 19, extrusion kelly 1301 is when removing, and spacing hole 19 can carry out the position to extrusion kelly 1301 spacing, and extrusion kelly 1301 can not take place to rock when receiving the extrusion, and is more accurate during the butt joint.

Referring to fig. 3, the front side and the rear side of the suction fan 5 are fixedly connected with a supporting plate 20, and one side of the supporting plate 20 close to the inner wall of the placing hole 4 is fixedly connected with the inner wall of the placing hole 4.

Adopt above-mentioned scheme: through setting up backup pad 20, when suction fan 5 was rotatory at a high speed in placing hole 4, backup pad 20 can carry out the rigidity to suction fan 5, has played suction fan 5 and can not take place the effect of rocking about.

Referring to fig. 1, the left side and the right side of the lithium battery case 1 are both fixedly connected with dust-proof cases 21, and the number of the dust-proof cases 21 is plural, and the dust-proof cases are uniformly distributed on the left side and the right side of the lithium battery case 1.

Adopt above-mentioned scheme: through setting up dust cover 21, when lithium battery case 1 is inside to need not the heat dissipation, a plurality of dust covers 21 can protect louvre 6, avoid the dust to get into inside lithium battery case 1 through louvre 6.

The working principle of the invention is as follows:

when the lithium battery pack is used, the lithium battery pack 3 is placed into the lithium battery shell 1, the shell cover 2 is connected with the lithium battery shell 1 and fixed by twisting bolts, the pulling plate 14 is pulled to drive the extrusion plate 17 to extrude the clamping rod 1301, the extrusion clamping rod 1301 is extruded to drive the extrusion ring 1303 to extrude the spring 1302, when the extrusion clamping rod 1301 moves to a proper position, the filter plate 10 is contacted with the mounting groove 9, then the pulling plate 14 is loosened, the spring 1302 generates elastic deformation to drive the extrusion clamping rod 1301 to penetrate through the accommodating groove 12 to the clamping groove 16, the suction fan 5 at the position of the placing hole 4 can be prevented from dust, when the temperature in the lithium battery shell 1 is overhigh, the heat sensor 7 operates to transmit signals to the suction fan 5 through the induction wire 8, the suction fan 5 is instructed to start rotating to suck outside air into the lithium battery shell 1, and hot air in the lithium battery shell 1 can flow to the outside through the heat dissipation holes 6 formed in two sides, the creation of power lithium cell heat dissipation mechanism has been improved, and convenient to use person uses.

In summary, the following steps: this power lithium cell heat dissipation mechanism, through setting up the suction fan 5, louvre 6, heat inductor 7, induction line 8, filter 10 and fixing device 13's cooperation is used, when the high temperature in lithium cell casing 1, heat inductor 7 operation transmits the signal for suction fan 5 through induction line 8, suction fan 5 receives the instruction and begins the rotation in lithium cell casing 1 with external air suction, and hot-air in lithium cell casing 1 can set up louvre 6 circulation to the external world through both sides, it all is in encapsulated situation when packing into the shell to have solved current power lithium cell, the long-time operation of electric motor car can make the heat of battery itself increase, if sealed battery can make its inside air violently expand, lead to the battery swell, serious can make the battery explode, harm user's problem easily.

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.

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.