CN212461937U

CN212461937U - Lithium battery heat dissipation device for electric automobile

Info

Publication number: CN212461937U
Application number: CN202021004753.7U
Authority: CN
Inventors: 刘勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-04
Filing date: 2020-06-04
Publication date: 2021-02-02
Anticipated expiration: 2030-06-04

Abstract

The utility model discloses a lithium battery heat dissipation device for an electric automobile, which comprises a heat dissipation cover, a battery joint, a lithium battery and a fan, the utility model is characterized in that a mobile device is arranged inside the upper end of the heat dissipation cover, the device is powered on firstly, then a motor is operated, then a screw rod is driven by the rotation of the motor to rotate and drive a sliding plate, then the fan can move to dissipate heat along with the movement of the sliding plate, thereby achieving the change of the heat dissipation position of the fan, improving the heat dissipation efficiency and saving the electric power resource, in order to realize the more convenient installation and fixation of the fan, a fixing mechanism is arranged at the lower ends of the left side and the right side of the protective shell, firstly, a user firstly connects and fixes the fan and the protective shell, then the protective shell is connected with a fixed block, and then the fixation can be realized under the resilience action of a torsion spring, therefore, the fan can be installed, and the advantages of accelerating the installation speed of the fan and improving the convenience of integral installation are achieved.

Description

Lithium battery heat dissipation device for electric automobile

Technical Field

The utility model relates to a lithium cell heat dissipation technical field of moving the car, concretely relates to a lithium cell heat abstractor for electric automobile.

Background

On an electric automobile, a battery system is a key core component, a storage battery is used as a power source, the required energy density is high, the output power density is high, the working temperature range is wide, the cycle life is long, the memory effect is avoided, the self-discharge rate is low, the lithium battery is used on a large scale in the field of the electric automobile due to the superior performance of the lithium battery at present, the lithium battery has a plurality of advantages, but the lithium battery has fatal defects, namely the stability of the battery is poor, spontaneous combustion and explosion are easy to occur under extreme environments, and the heat dissipation of the lithium battery for the electric automobile is mostly carried out in a fan mode at present.

When the current fan carries out the heat dissipation of lithium cell at that time, because fan mounted position's is fixed for the fan is when dispelling the heat, and the heat dissipation position can't change, thereby leads to when carrying out the heat dissipation of inside lithium cell, and the heat dissipation is inhomogeneous, the low waste with electric power resource of radiating efficiency.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects of the prior art, the lithium battery heat dissipation device for the electric automobile is provided, and the problems that the heat dissipation position of the fan cannot be changed when the fan is used for dissipating heat due to the fact that the fan is fixed in the installation position, heat dissipation is uneven, heat dissipation efficiency is low and power resources are wasted when the internal lithium battery dissipates heat are solved, the heat dissipation position of the fan is changed, and the effects of improving heat dissipation efficiency and saving the power resources are achieved.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a lithium battery heat dissipation device for an electric automobile, which comprises a heat dissipation cover, a battery joint, a lithium battery, a fan, a first power line and a mobile device, wherein the lower end of the heat dissipation cover is connected with the lithium battery in an inserting way, the battery joint is arranged at the front end of the left side of the lithium battery, the fan is arranged at the top of the upper end of the heat dissipation cover, the first power line is arranged at the right side of the fan, the mobile device is arranged inside the upper end of the heat dissipation cover, the mobile device consists of an air outlet, a bearing plate, a motor, a second power line, a mobile groove, a protective shell, a sliding block, a sliding plate, a screw rod, a fixed rod and a fixing mechanism, the air outlet is arranged at the upper end of the top of the heat dissipation cover, the bearing plate is welded and fixed at the left end of the right side of the heat, the left end and the right end of the protective shell are connected with the moving groove in a sliding mode through sliding blocks, the fan is fixedly connected inside the protective shell, the left end and the right end of the sliding plate are connected with the heat dissipation cover in an inserting mode, the protective shell is connected to the upper end of the sliding plate in an inserting mode, the screw rod is connected with the left side of the sliding plate in a threaded mode, the rear end of the screw rod is connected with the heat dissipation cover in an inserting mode, the fixing rods are fixedly welded to the middle end and the right end of the sliding plate respectively, the fixing rods penetrate through the front end.

Further, fixed establishment comprises fixed slot, fixed block, torsion spring standing groove, torsion spring and inserting groove, the fixed slot is seted up in the protective housing left and right sides lower extreme, fixed block upper end and fixed slot fixed connection to the fixed block lower extreme and inserting groove inserting connection, the torsion spring standing groove is seted up in the fixed block lower extreme, torsion spring sets up inside the torsion spring standing groove to both ends and fixed block welded fastening around the torsion spring, the inserting groove is seted up in the fixed block lower extreme.

Further, the air outlet equidistance is installed threely to the air outlet opening width is 4 CM.

Further, the outer surface of the motor is provided with a dustproof shell, and the maximum rotation speed of the motor is 90W.

Furthermore, a zinc coating is electroplated on the outer surface of the screw rod, and the screw rod is in threaded connection with an internal thread formed inside the left side of the sliding plate.

Further, two fixing rods are symmetrically arranged, and the maximum sliding distance of the fixing rods is 10 CM.

Furthermore, the whole thickness of the sliding plate is 5CM, and the sliding plate is in sliding connection with a sliding groove formed in the heat dissipation cover.

Further, a metal protective layer is arranged on the outer surface of the torsion spring, and the torsion spring can be clamped and fixed by 8N.

Furthermore, the screw rod is made of stainless steel.

Furthermore, the torsion spring is made of carbon steel.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

the method has the advantages that: the utility model discloses a lithium cell heat abstractor for electric automobile, through at the inside mobile device that has set up in the cooling cover upper end, at first with the device circular telegram, then the operation motor is under motor pivoted drive after that for the screw rod rotates and drives the sliding plate, then along with the removal of sliding plate, just can make the fan move and dispel the heat, thereby reached the change to fan heat dissipation position, improved the radiating efficiency and saved the advantage of electric power resource.

The method has the advantages that: the utility model discloses a lithium cell heat abstractor for electric automobile realizes that the more convenient installation of fan is fixed through having set up fixed establishment at the protective housing left and right sides lower extreme, and at first the user is connected fan and protective housing earlier fixedly, then is connected protective housing and fixed block, then under torsion spring rebound effect, just can realize fixing to just can realize the fan installation, thereby reached and accelerated fan installation rate, improve the advantage of integral erection convenience.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of the present invention;

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

fig. 3 is a schematic sectional view of the mobile device of the present invention;

fig. 4 is an enlarged schematic structural view of a mobile device a of the present invention;

fig. 5 is a schematic view of the top cross-sectional structure of the heat dissipating cover of the present invention.

In the figure: the device comprises a heat dissipation cover-1, a battery joint-2, a lithium battery-3, a fan-4, a first power line-5, a mobile device-6, an air outlet-61, a bearing plate-62, a motor-63, a second power line-64, a mobile groove-65, a protective shell-66, a sliding block-67, a sliding plate-68, a screw rod-69, a fixed rod-610, a fixing mechanism-611, a fixed groove-6111, a fixed block-6112, a torsion spring placing groove-6113, a torsion spring-6114 and an inserting groove-6115.

Detailed Description

Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the present invention provides a lithium battery heat dissipation device for an electric vehicle, including: the heat dissipation cover comprises a heat dissipation cover 1, a battery joint 2, a lithium battery 3, a fan 4, a first power line 5 and a mobile device 6, wherein the lower end of the heat dissipation cover 1 is connected with the lithium battery 3 in an inserting manner, the battery joint 2 is arranged at the front end of the left side of the lithium battery 3, the fan 4 is arranged at the top of the upper end of the heat dissipation cover 1, the first power line 5 is arranged at the right side of the fan 4, the mobile device 6 is arranged in the upper end of the heat dissipation cover 1, the mobile device 6 consists of an air outlet 61, a bearing plate 62, a motor 63, a second power line 64, a mobile groove 65, a protective shell 66, a sliding block 67, a sliding plate 68, a screw 69, a fixed rod 610 and a fixing mechanism 611, the air outlet 61 is arranged at the upper end of the top of the heat dissipation cover 1, the bearing plate 62 is welded and fixed at the left end of the, both ends pass through slider 67 and removal groove 65 sliding connection about protective housing 66, and protective housing 66 internal connection is fixed with fan 4, both ends and heat dissipation cover 1 plug-in connection about sliding plate 68, and sliding plate 68 upper end plug-in connection has protective housing 66, screw rod 69 and sliding plate 68 left side threaded connection, and screw rod 69 rear end and heat dissipation cover 1 plug-in connection, and be favorable to realizing the removal of sliding plate 68, dead lever 610 welded fastening respectively in sliding plate 68 middle-end and right-hand member, and dead lever 610 runs through heat dissipation cover 1 front end and rear end, and more balanced stable when being favorable to removing, fixed establishment 611 sets up in the lower extreme of the left and right sides of protective housing 66, and be favorable to realizing the fixed to fan 4.

The fixing mechanism 611 is composed of a fixing groove 6111, a fixing block 6112, a torsion spring placing groove 6113, a torsion spring 6114 and an inserting groove 6115, the fixing groove 6111 is formed in the lower ends of the left side and the right side of the protective shell 66, the upper end of the fixing block 6112 is fixedly connected with the fixing groove 6111, the lower end of the fixing block 6112 is connected with the inserting groove 6115 in an inserting mode, the torsion spring placing groove 6113 is formed in the lower end of the fixing block 6112, the torsion spring 6114 is arranged inside the torsion spring placing groove 6113, the front end and the rear end of the torsion spring 6114 are welded and fixed with the fixing block 6112, and the inserting groove 6115 is formed in the lower end.

Wherein, the air outlet 61 equidistance is installed threely to air outlet 61 opening width is 4CM, makes whole 4 radiating effects of fan that improve.

Wherein, the motor 63 surface is provided with the dust cover to the motor 63 rotates maximum speed and is 90W, makes the inside difficult dust that gets into of motor 63, prevents that the dust from influencing motor 63 and moves.

The outer surface of the screw 69 is plated with a zinc coating, and the screw 69 is in threaded connection with the inner thread of the left side of the sliding plate 68, so that the screw 69 and the sliding plate 68 can better perform threaded movement.

Wherein, two fixing rods 610 are symmetrically installed, and the maximum sliding distance of the fixing rods 610 is 10CM, so that the fixing rods 610 can better drive the fan 4 at the upper end to move.

The sliding plate 68 has an overall thickness of 5CM, and the sliding plate 68 is slidably connected to a sliding groove formed in the heat dissipation cover 1, so that the sliding plate 68 is more stable when moving.

The outer surface of the torsion spring 6114 is provided with a metal protective layer, and the torsion spring 6114 can be clamped and fixed by 8N, so that the torsion spring 6114 has long service life and is not easy to rust.

Wherein, the screw 69 is made of stainless steel.

The torsion spring 6114 is made of carbon steel.

The screw 69 of this patent: a cylinder with a spiral groove cut on the outer surface or a cone with a conical spiral groove cut on the outer surface, wherein the screw rod is provided with different heads, such as a large flat screw rod, an inner hexagonal screw and the like; the torsion spring 6114: the torsion spring belongs to the group of helical springs, the ends of which are fixed to other components, which, when they rotate around the spring centre, pull them back to their initial position, creating a torque or rotational force, which can store and release angular energy or statically fix a device by rotating the arm around the central axis of the body.

The utility model discloses a paper reducing mechanism for information security of a lithium battery heat dissipation device for an electric automobile, which has the following working principle;

firstly, when a user wants to use the heat dissipation device of the lithium battery 3, the first power line 5 is connected with an external power line, then the fan 4 can be operated through an external switch, and then when the lithium battery 3 emits hot air in work, the hot air emitted by the lithium battery 3 can be discharged along with the rotation of the fan 4, so that the heat dissipation of the lithium battery 3 is realized;

secondly, because the installation position of the fan 4 is usually fixed at present, the heat dissipation position of the fan 4 cannot be changed when the fan 4 dissipates heat, so that the heat dissipation is uneven, the heat dissipation efficiency is low and power resources are wasted when the internal lithium battery 3 dissipates heat, and therefore, in order to change the heat dissipation position of the fan 4, the mobile device 6 is arranged inside the upper end of the heat dissipation cover 1;

thirdly, the second power line 64 is first electrically connected to the first power line 5 to power on the mobile device 6, the motor 63 can then be operated by means of an external switch, which, by means of the rotation of the motor 63, causes the screw 69 which is rotationally connected to the rotor of the motor 63 to rotate, then, since the screw 69 is internally screw-coupled with the left end of the slide plate 68, as the screw 69 is rotated, and the sliding plate 68 moves in cooperation with the sliding grooves at the left and right ends inside the heat radiating cover 1, and is supported by the middle and right end fixing rods 610 at the middle end of the sliding plate 68, so that the sliding process is balanced and stable, and, as the sliding plate 68 is moved, the fixing lever 610 is moved to the outside of the heat-radiating cover 1, the fan 4 connected to the upper end of the sliding plate 68 is then moved to perform the heat dissipation activity of the lithium battery 3, therefore, the advantages of changing the heat dissipation position of the fan 4, improving the heat dissipation efficiency and saving the power resource are achieved;

fourthly, in order to improve the convenience of the whole use of the device, the fan 4 is more conveniently and fixedly installed by arranging the fixing mechanisms 611 at the lower ends of the left side and the right side of the protective shell 66, so that the use efficiency is improved, firstly, a user firstly connects and fixes the fan 4 and the protective shell 66, and then the protective shell 66 can be pressed down to a fixing block 6112 arranged on the sliding plate 68;

fifthly, in the process of pressing down the protective housing 66, the fixing block 6112 is extruded to the two ends, so that small-angle movement is realized, the torsion spring 6114 in the torsion spring placing groove 6113 at the lower end of the fixing block 6112 is extruded, then when the fixing groove 6111 formed in the left end and the right end of the protective housing 66 is in contact with the fixing block 6112, the extrusion force can be relieved by the torsion spring 6114, resilience is realized to fix the fixing block 6112 in the fixing groove 6111, so that the installation and the fixation of the protective housing 66 can be realized, and meanwhile, the installation of the fan 4 in the protective housing 66 is completed, so that the advantages of accelerating the installation speed of the fan 4 and improving the convenience of integral installation are achieved.

The basic principle and the main characteristics of the utility model and the advantages of the utility model have been shown and described above, and the utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing, and the concrete connection mode of each part all adopts conventional means such as ripe bolt rivet among the prior art, welding, and machinery, part and equipment all adopt prior art, conventional model, and conventional connection mode in the prior art is adopted in addition to circuit connection, and the details are not repeated here.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated 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. Any reference sign in a claim should not be construed as limiting the claim concerned.

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. A lithium battery heat dissipation device for an electric automobile comprises a heat dissipation cover (1), a battery joint (2), a lithium battery (3), a fan (4) and a first power line (5), wherein the lower end of the heat dissipation cover (1) is connected with the lithium battery (3) in an inserting mode, the battery joint (2) is arranged at the front end of the left side of the lithium battery (3), the fan (4) is installed at the top of the upper end of the heat dissipation cover (1), and the first power line (5) is arranged on the right side of the fan (4);

the method is characterized in that: the heat dissipation cover is characterized by further comprising a moving device (6), the moving device (6) is installed inside the upper end of the heat dissipation cover (1), the moving device (6) is composed of an air outlet (61), a bearing plate (62), a motor (63), a second power line (64), a moving groove (65), a protective shell (66), a sliding block (67), a sliding plate (68), a screw rod (69), a fixing rod (610) and a fixing mechanism (611), the air outlet (61) is formed in the upper end of the top of the heat dissipation cover (1), the bearing plate (62) is welded and fixed to the left end of the right side of the heat dissipation cover (1), the lower end of the motor (63) is welded and fixed with the bearing plate (62), the second power line (64) is arranged at the lower end of the motor (63), the moving groove (65) is formed in the middle end of the inside of the air outlet (61), and the left end and right end of the protective, and the fan (4) is fixedly connected inside the protective shell (66), the left end and the right end of the sliding plate (68) are in plug-in connection with the heat dissipation cover (1), the upper end of the sliding plate (68) is in plug-in connection with the protective shell (66), the screw rod (69) is in threaded connection with the left side of the sliding plate (68), the rear end of the screw rod (69) is in plug-in connection with the heat dissipation cover (1), the fixing rods (610) are fixedly welded at the middle end and the right end of the sliding plate (68) respectively, the fixing rods (610) penetrate through the front end and the rear end of the heat dissipation cover (1), and the fixing mechanism (611) is arranged at the lower ends.

2. The lithium battery heat sink for the electric vehicle as claimed in claim 1, wherein: the fixing mechanism (611) comprises a fixing groove (6111), a fixing block (6112), a torsion spring placing groove (6113), a torsion spring (6114) and an inserting groove (6115), the fixing groove (6111) is formed in the lower ends of the left side and the right side of the protective shell (66), the upper end of the fixing block (6112) is fixedly connected with the fixing groove (6111), the lower end of the fixing block (6112) is connected with the inserting groove (6115) in an inserting mode, the torsion spring placing groove (6113) is formed in the lower end of the fixing block (6112), the torsion spring (6114) is arranged inside the torsion spring placing groove (6113), the front end and the rear end of the torsion spring (6114) are fixedly welded with the fixing block (6112), and the inserting groove (6115) is formed in the lower end of the fixing block (6112).

3. The lithium battery heat sink for the electric vehicle as claimed in claim 1, wherein: three are installed to air outlet (61) equidistance to air outlet (61) opening width is 4 CM.

4. The lithium battery heat sink for the electric vehicle as claimed in claim 1, wherein: the outer surface of the motor (63) is provided with a dustproof shell, and the maximum rotation speed of the motor (63) is 90W.

5. The lithium battery heat sink for the electric vehicle as claimed in claim 1, wherein: the outer surface of the screw rod (69) is electroplated with a zinc coating, and the screw rod (69) is in threaded connection with an internal thread arranged inside the left side of the sliding plate (68).

6. The lithium battery heat sink for the electric vehicle as claimed in claim 1, wherein: two fixing rods (610) are symmetrically arranged, and the maximum sliding distance of the fixing rods (610) is 10 CM.

7. The lithium battery heat sink for the electric vehicle as claimed in claim 1, wherein: the whole thickness of the sliding plate (68) is 5CM, and the sliding plate (68) is in sliding connection with a sliding groove formed in the heat dissipation cover (1).

8. The lithium battery heat sink for the electric vehicle as claimed in claim 2, wherein: the outer surface of the torsion spring (6114) is provided with a metal protective layer, and the torsion spring (6114) can be clamped and fixed by 8N.