CN210535727U

CN210535727U - Battery box heat radiation structure of electric automobile

Info

Publication number: CN210535727U
Application number: CN201921687959.1U
Authority: CN
Inventors: 虎福东
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-10
Filing date: 2019-10-10
Publication date: 2020-05-15
Anticipated expiration: 2029-10-10

Abstract

The utility model discloses a battery box heat radiation structure of an electric automobile, which structurally comprises a battery box, wherein the battery box is provided with a temperature sensor and a heat radiation pipe, the temperature sensor is connected with two sides of the upper end of the battery box through rivets, the heat radiation pipe is connected with the inner wall of the battery box through rivets, the temperature sensor is connected with a controller through a wire, one end of the heat radiation pipe is connected with a booster pump through a liquid suction pipe, and the other end of the heat radiation pipe is connected with the battery box through a liquid transport pipe; the controller is connected with the liquid level sensor, the electromagnetic switch and the alarm module through wires, the electromagnetic switch is connected with the booster pump through wires, and the alarm module is connected with the loudspeaker through wires. The utility model discloses an automatic dispel the heat to the inside of battery box, avoided the booster pump to be in the state of function always, improved the radiating speed of battery box inside.

Description

Battery box heat radiation structure of electric automobile

Technical Field

The utility model relates to a heat radiation structure technical field specifically is an electric automobile battery box heat radiation structure.

Background

With the vigorous development of the new energy automobile industry, the power battery is more and more widely used, the existing power battery can generate more heat in the charging and discharging process, so that the internal high temperature of the battery pack is enabled to be continuously high, the service life of the battery pack can be influenced, even the thermal runaway of the battery can be caused, safety accidents are caused, and a heat dissipation system is required to be added.

According to patent 201721365967.5, a heat dissipation structure for a battery box of an electric vehicle includes a plurality of battery boxes and a plurality of air guide pipe assemblies; each battery box comprises a pair of long side surfaces and a pair of short side surfaces connected between the long side surfaces; each air guide pipe assembly comprises a first air guide pipe arranged on one side corresponding to one battery box and a second air guide pipe connected with the first air guide pipe; one side of the first air guide pipe abuts against one long side face of one corresponding battery box, and two ends of the first air guide pipe are respectively provided with a heat dissipation fan cover; one end of the second air guide pipe is provided with an air inlet, and the other end of the second air guide pipe is fixedly connected and communicated with one side of the first air guide pipe; the battery boxes are arranged in a battery compartment of the electric automobile, the battery compartment comprises a side wall, the battery compartment is separated from the interior of the electric automobile through the side wall, the bottom of the side wall is provided with a plurality of air inlets, and the top of the side wall is provided with a plurality of air outlets; and one end of the second air guide pipe, which is provided with an air inlet, is fixed on the side wall and is communicated with an air conditioner of the electric automobile through a ventilation pipeline.

At present, the existing battery box heat dissipation structure of the electric automobile has some defects, for example; 1. current electric automobile battery box heat radiation structure can not dispel the heat to the inside of battery box automatically, and the booster pump can be in the state of function always, has reduced the radiating speed in battery box inside, 2, current electric automobile battery box heat radiation structure can not in time remind the driver to add the coolant liquid, leads to heat radiation structure easily and can not dispel the heat to the inside of battery box. For this reason, new technical solutions need to be designed to solve the problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric automobile battery box heat radiation structure has solved the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a heat dissipation structure of a battery box of an electric automobile comprises the battery box, wherein a temperature sensor and a heat dissipation pipe are arranged on the battery box, the temperature sensor is connected with two sides of the upper end of the battery box through rivets, the heat dissipation pipe is connected with the inner wall of the battery box through the rivets, the temperature sensor is connected with a controller through a lead, one end of the heat dissipation pipe is connected with a booster pump through a liquid suction pipe, and the other end of the heat dissipation pipe is connected with a liquid box through a liquid conveying pipe;

the controller is connected with the liquid level sensor, the electromagnetic switch and the alarm module through wires, the electromagnetic switch is connected with the booster pump through wires, and the alarm module is connected with the loudspeaker through wires.

As an optimized implementation mode of the utility model, the cooling tube is made of aluminum alloy and is in a snake shape.

As an optimized embodiment of the utility model, the pipette adopts the preparation of smart copper, the one end of pipette is located the inside bottom of dress liquid tank, the other end of pipette pass through the rivet with the cooling tube is connected.

As an optimal implementation mode of the utility model, the transfer line is made of the material of fine copper, one end of the transfer line is connected with the upper right side of the liquid loading box through a rivet, and the other end of the transfer line is connected with the right end of the radiating tube through a rivet.

As an embodiment of the present invention, the liquid level sensor is connected to the right lower part inside the liquid container through a rivet, and the inside of the liquid container is filled with the cooling liquid.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a combination of temperature sensor, a controller, booster pump and electromagnetic switch, detect the temperature of battery box inside by temperature sensor earlier, when the temperature of battery box inside is higher than the scope that temperature sensor detected, temperature sensor can convey the information that detects to the controller, control electromagnetic switch by the controller again and carry out the closure, then by increasing the pump through the pipette with the inside coolant liquid suction of dress liquid case again, carry the inside of cooling tube again, absorb the temperature of battery box inside by the cooling tube again, carry the inside of dress liquid case by the transfer line with the coolant liquid again, can cool off automatically in the process that the coolant liquid is carried in the transfer line, when the temperature of battery box inside is less than the temperature that temperature sensor detected, the controller can control electromagnetic switch to break off, let the booster pump stop work, the effectual inside of realizing automatically dispelling the heat to the battery box, the booster pump is prevented from being always in an operating state, and the radiating speed inside the battery box is improved.

2. The utility model discloses a level sensor's increase, level sensor can detect the cooling liquid volume of dress liquid incasement portion, and when the cooling liquid was less than level sensor's detection range, level sensor can convey the information that detects for the controller, reports to the police through alarm module control speaker by the controller again, and effectual convenience is reminded the driver and is added the cooling liquid, has avoided heat radiation structure can not dispel the heat to the inside of battery box.

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 front view of a heat dissipation structure of a battery box of an electric vehicle according to the present invention;

fig. 2 is the utility model relates to an electric automobile battery box heat radiation structure's control flow chart.

In the figure: the device comprises a battery box 1, a temperature sensor 2, a radiating pipe 3, a lead 4, a controller 5, a liquid suction pipe 6, a booster pump 7, a liquid conveying pipe 8, a liquid containing box 9, a liquid level sensor 10, an electromagnetic switch 11, an alarm module 12 and a loudspeaker 13.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a heat dissipation structure of a battery box of an electric automobile comprises a battery box 1, wherein a temperature sensor 2 and a heat dissipation pipe 3 are arranged on the battery box 1, the temperature sensor 2 is connected with two sides of the upper end of the battery box 1 through rivets, the heat dissipation pipe 3 is connected with the inner wall of the battery box 1 through rivets, the temperature sensor 2 is connected with a controller 5 through a lead 4, one end of the heat dissipation pipe 3 is connected with a booster pump 7 through a liquid suction pipe 6, and the other end of the heat dissipation pipe 3 is connected with a liquid tank 9 through a liquid transfer pipe 8;

the controller 5 is connected with a liquid level sensor 10, an electromagnetic switch 11 and an alarm module 12 through a lead 4, the electromagnetic switch 11 is connected with the booster pump 7 through the lead 4, the alarm module 12 is connected with a loudspeaker 13 through the lead 4, in the embodiment (as shown in fig. 1 and fig. 2), through the combination of the temperature sensor 2, the controller 5, the booster pump 7 and the electromagnetic switch 11, the temperature inside the battery box 1 is detected by the temperature sensor 2 (model is PT100), when the temperature inside the battery box 1 is higher than the detection range of the temperature sensor 2, the temperature sensor 2 transmits the detected information to the controller 5, the controller 5 (model is DSE8660) controls the electromagnetic switch 11 to be closed, then the booster pump 7 sucks the cooling liquid inside the liquid containing box 9 through the liquid suction pipe 6 and then conveys the cooling liquid to the inside the radiating pipe 3, the temperature inside the battery box 1 is absorbed by the radiating pipe 3, the cooling liquid is conveyed to the inside of the liquid filling box 9 by the liquid conveying pipe 8, the cooling liquid can be automatically cooled in the conveying process inside the conveying pipe 8, when the temperature inside the battery box 1 is lower than the temperature detected by the temperature sensor 2, the controller 5 can control the electromagnetic switch 11 to be switched off, the booster pump 7 stops working, the automatic heat dissipation inside the battery box 1 is effectively realized, the situation that the booster pump 7 is always in the operating state is avoided, the heat dissipation speed inside the battery box 1 is improved, through the increase of the liquid level sensor 10, the liquid level sensor 10 can detect the amount of the cooling liquid inside the liquid filling box 9, when the cooling liquid is lower than the detection range of the liquid level sensor 10 (the model is DATA-52), the liquid level sensor 10 can convey the detected information to the controller 5, and then the controller 5 controls the loudspeaker 13 to give an alarm through the alarm module 12, so that the driver is effectively and conveniently reminded of adding cooling liquid, and the situation that the heat dissipation structure cannot dissipate the heat inside the battery box 1 is avoided.

In this embodiment (please refer to fig. 1), the heat dissipation tube 3 is made of aluminum alloy and is serpentine, which can effectively improve the heat absorption efficiency of the heat dissipation tube 3 during use.

In this embodiment (see fig. 1), the liquid suction pipe 6 is made of fine copper, one end of the liquid suction pipe 6 is located at the bottom inside the liquid containing box 9, and the other end of the liquid suction pipe 6 is connected to the heat dissipation pipe 3 by a rivet, which can effectively improve the wear resistance and oxidation resistance of the liquid suction pipe 6 during use.

In this embodiment (see fig. 1), the infusion tube 8 is made of a fine copper material, one end of the infusion tube 8 is connected to the upper right of the liquid containing box 9 through a rivet, and the other end of the infusion tube 8 is connected to the right end of the heat dissipation tube 3 through a rivet.

In this embodiment (see fig. 1), the liquid level sensor 10 is connected to the lower right inside the liquid tank 9 by a rivet, and the liquid tank 9 is filled with a cooling liquid, which is effective in detecting the amount of the cooling liquid.

It should be noted that, the heat dissipation structure of battery box of electric vehicle of the present invention includes battery box 1, temperature sensor 2, heat dissipation tube 3, lead wire 4, controller 5, pipette 6, booster pump 7, infusion tube 8, liquid container 9, level sensor 10, electromagnetic switch 11, alarm module 12, speaker 13, etc. all being general standard components or known by those skilled in the art, the structure and principle of which are all known by technical manual or conventional experimental method, when the heat dissipation structure of battery box of electric vehicle is used, the temperature sensor 2 (model is PT100) detects the temperature inside battery box 1 first through the combination of temperature sensor 2, controller 5, booster pump 7 and electromagnetic switch 11, when the temperature inside battery box 1 is higher than the detection range of temperature sensor 2, temperature sensor 2 will transmit the detected information to controller 5, the controller 5 (model is DSE8660) controls the electromagnetic switch 11 to be closed, then the booster pump 7 sucks out the cooling liquid in the liquid containing box 9 through the liquid suction pipe 6 and conveys the cooling liquid to the inside of the heat dissipation pipe 3, the heat dissipation pipe 3 absorbs the temperature in the battery box 1, the liquid transfer pipe 8 conveys the cooling liquid to the inside of the liquid containing box 9, the cooling liquid can be automatically cooled in the conveying process of the cooling liquid in the conveying pipe 8, when the temperature in the battery box 1 is lower than the temperature detected by the temperature sensor 2, the controller 5 controls the electromagnetic switch 11 to be switched off, the booster pump 7 stops working, the automatic heat dissipation in the battery box 1 is effectively realized, the booster pump 7 is prevented from being in a running state all the time, the heat dissipation speed in the battery box 1 is improved, and the liquid level sensor 10 can detect the amount of the cooling liquid in the liquid containing box 9 through the addition of the liquid level sensor 10, when the cooling liquid is lower than the detection range of the liquid level sensor 10 (the model is DATA-52), the liquid level sensor 10 can transmit the detected information to the controller 5, and the controller 5 controls the loudspeaker 13 to give an alarm through the alarm module 12, so that the driver can be effectively and conveniently reminded to add the cooling liquid, and the problem that the cooling structure cannot dissipate the heat inside the battery box 1 is avoided.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied 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. The utility model provides an electric automobile battery box heat radiation structure, includes battery box (1), its characterized in that: the battery box is characterized in that a temperature sensor (2) and a radiating pipe (3) are arranged on the battery box (1), the temperature sensor (2) is connected with two sides of the upper end of the battery box (1) through rivets, the radiating pipe (3) is connected with the inner wall of the battery box (1) through rivets, the temperature sensor (2) is connected with a controller (5) through a lead (4), one end of the radiating pipe (3) is connected with a booster pump (7) through a pipette (6), and the other end of the radiating pipe (3) is connected with a liquid tank (9) through a liquid conveying pipe (8);

controller (5) are connected level sensor (10), electromagnetic switch (11) and alarm module (12) through wire (4) and are connected, electromagnetic switch (11) through wire (4) with booster pump (7), alarm module (12) are through wire (4) connection speaker (13).

2. The battery box heat dissipation structure of an electric vehicle according to claim 1, characterized in that: the radiating pipe (3) is made of aluminum alloy and is snake-shaped.

3. The battery box heat dissipation structure of an electric vehicle according to claim 1, characterized in that: the liquid suction pipe (6) is made of fine copper, one end of the liquid suction pipe (6) is located at the bottom inside the liquid loading box (9), and the other end of the liquid suction pipe (6) is connected with the radiating pipe (3) through a rivet.

4. The battery box heat dissipation structure of an electric vehicle according to claim 1, characterized in that: the infusion tube (8) is made of fine copper, one end of the infusion tube (8) is connected with the upper right of the liquid filling box (9) through a rivet, and the other end of the infusion tube (8) is connected with the right end of the radiating tube (3) through a rivet.

5. The battery box heat dissipation structure of an electric vehicle according to claim 1, characterized in that: the liquid level sensor (10) is connected with the lower right part inside the liquid containing box (9) through a rivet, and cooling liquid is filled inside the liquid containing box (9).