CN217035792U - Temperature control device for battery pack of electric vehicle - Google Patents
Temperature control device for battery pack of electric vehicle Download PDFInfo
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- CN217035792U CN217035792U CN202220580052.0U CN202220580052U CN217035792U CN 217035792 U CN217035792 U CN 217035792U CN 202220580052 U CN202220580052 U CN 202220580052U CN 217035792 U CN217035792 U CN 217035792U
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- heat dissipation
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- battery pack
- control device
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Abstract
The utility model provides a temperature control device for a battery pack of an electric automobile, which comprises a heat dissipation plate and a sealing plate, wherein the battery pack is arranged on the upper end surface of the heat dissipation plate, a heat dissipation channel is arranged inside the heat dissipation plate, the side surface of the heat dissipation plate is closed, the sealing plate is arranged at least at one end of the two ends of the heat dissipation plate, and the sealing plate is correspondingly provided with an opening and closing assembly for driving the sealing plate to open and close. The utility model has the beneficial effects that: when the temperature of the single battery exceeds the set maximum temperature, the sealing plate is controlled to move upwards to open the air inlet, so that the aim of rapidly cooling the single battery can be fulfilled; when the temperature of the single battery is lower than the set lowest temperature, the sealing plate is controlled to move downwards, the heat dissipation channel is blocked, and the heat loss of the single battery can be prevented.
Description
Technical Field
The utility model belongs to the technical field of temperature management of battery packs of electric vehicles, and particularly relates to a temperature control device for a battery pack of an electric vehicle.
Background
The main power source of the electric automobile is the battery pack, heat can be released in the charging and discharging process of the battery pack, the discharging performance of the battery pack can be influenced under the low-temperature environment, and the mainstream battery pack temperature control device on the market at present has the following problems: firstly, in an air cooling heat dissipation mode, as long as the temperature of a battery pack is higher than the outdoor temperature, heat can be continuously dissipated to the outside, so that in winter in the north, the temperature of the battery pack is too low, and the driving mileage of the electric vehicle is influenced; secondly, when the single battery generates a large amount of heat in a short time, the single battery is easily damaged due to untimely heat dissipation.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a temperature control device for a battery pack of an electric vehicle, so as to solve the problem that the continuous heat dissipation of the battery pack in winter affects the endurance mileage of the electric vehicle.
In order to achieve the purpose, the technical scheme of the utility model is realized as follows:
the utility model provides an electric automobile battery package temperature control device, includes heating panel, closing plate, the battery package sets up in the up end of heating panel, the inside of heating panel is equipped with heat dissipation channel, the side of heating panel is sealed, has at least one end in the both ends to be equipped with the closing plate, the closing plate corresponds and is equipped with the subassembly that opens and shuts that drives the closing plate and open and shut.
Further, electric automobile battery package temperature control device still includes the casing, the casing includes frame, bottom plate, be equipped with the installation cavity of installation battery package in the casing, the heating panel is installed with the casing cooperation, the heat dissipation channel sets up along the car moving direction, the one end that the heating panel closes on the locomotive is equipped with the closing plate, fin has set firmly on the bottom face of bottom plate, fin sets up along the electric automobile moving direction.
Furthermore, the outer surface of the shell is provided with a heat insulation coating.
Furthermore, the opening and closing assembly is an electric cylinder, the electric cylinder main body is fixedly connected with the shell, and an electric cylinder output shaft is fixedly connected with the sealing plate through a connecting plate.
Furthermore, the two sides of the heat dissipation plate are bent upwards to form side plates, the side plates are fixedly connected with the shell, guide grooves corresponding to the sealing plate are formed in the side plates, and the width of each guide groove is matched with the thickness of the sealing plate.
Furthermore, a limiting groove corresponding to the sealing plate is formed in the heat dissipation plate, and the width of the limiting groove is matched with the thickness of the sealing plate.
Further, the battery includes mounting panel, battery cell, it has the mounting hole to open on the mounting panel, battery cell installs in the mounting hole inboard, the internal surface in close contact with of battery cell lateral wall and mounting hole, mounting panel and casing fixed connection, the inboard in close contact with of mounting panel and casing, be equipped with the heat accumulation cavity in the mounting panel, be equipped with phase change heat storage material in the heat accumulation cavity.
Further, be equipped with the heating rod in the heat accumulation cavity, the heating rod passes through the driver and is connected with the controller electricity, be equipped with temperature sensor in the heat accumulation cavity, temperature sensor is connected with the controller electricity.
Further, the phase change heat storage material is paraffin.
Compared with the prior art, the temperature control device for the battery pack of the electric automobile has the following beneficial effects:
(1) according to the temperature control device for the battery pack of the electric automobile, disclosed by the utility model, when the temperature of the single battery exceeds the set highest temperature, the purpose of quickly cooling the single battery can be realized by controlling the sealing plate to move upwards to open the air inlet; when the temperature of the single battery is lower than the set lowest temperature, the sealing plate is controlled to move downwards, the heat dissipation channel is blocked, and the heat loss of the single battery can be prevented.
(2) According to the temperature control device for the battery pack of the electric automobile, the contact surface between the shell and the outside air is increased by the radiating fins, so that the function of rapid heat dissipation can be achieved, the radiating fins are arranged along the moving direction of the electric automobile, the outside air flows in through the air inlet in the driving process of the automobile, the heat on the radiating fins is rapidly taken away, the radiating fin plate also has the function of guiding the air flow, so that the air flow can uniformly flow through the surfaces of the radiating fins, and the radiating effect is ensured.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation of the utility model. In the drawings:
FIG. 1 is a schematic diagram of an apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of the apparatus according to the embodiment of the present invention without a sealing plate;
fig. 3 is a schematic diagram of a battery pack according to an embodiment of the utility model;
FIG. 4 is a schematic diagram of the structure at A in FIG. 1 according to an embodiment of the present invention;
FIG. 5 is a schematic view of a mounting plate structure according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram at B in fig. 2 according to an embodiment of the present invention.
Description of the reference numerals:
1-a shell; 2-sealing a plate; 3-a heat dissipation plate; 4-a battery pack; 5-an opening and closing component; 6-connecting a plate; 101-radiating fins; 102-a backplane; 103-a frame; 301-guide grooves; 302-a limiting groove; 303-side plates; 401-a mounting plate; 402-a single battery; 403-mounting holes.
Detailed Description
It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate a number of the indicated technical features. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1 to 6, an electric vehicle battery pack temperature control device includes a heat dissipation plate 3, a sealing plate 2, a housing 1, the housing 1 includes a frame 103 and a bottom plate 102, a mounting cavity for mounting a battery pack 4 is provided in the housing 1, the battery pack 4 is mounted inside the housing 1, an upper end surface of the heat dissipation plate 3 of the housing 1 is provided with a heat dissipation channel inside the heat dissipation plate 3, a side surface of the heat dissipation plate 3 is closed, at least one end of the two ends is provided with the sealing plate 2, and the sealing plate 2 is correspondingly provided with an opening and closing assembly 5 for driving the sealing plate 2 to open and close. The opening and closing assembly 5 can adopt but is not limited to an existing electric cylinder, an electric cylinder main body is fixedly connected with the shell 1, an electric cylinder output shaft is fixedly connected with the sealing plate 2, and the electric cylinder drives the sealing plate 2 to move up and down to realize opening and closing of the heat dissipation channel. But also can adopt current servo motor not limited to, closing plate 2 is articulated with heating panel 3, servo motor output shaft and the articulated department fixed connection of closing plate 2, and servo motor drives closing plate 2 and rotates and realize opening and shutting of heat dissipation channel, and in the preferred this embodiment, the subassembly 5 that opens and shuts is the electric jar, and electric jar main part and 1 fixed connection of casing, electric jar output shaft pass through connecting plate 6 and closing plate 2 fixed connection. The electric cylinder can be controlled to act manually or electrically connected with the control of the electric automobile through a driver, and the controller controls the electric cylinder to act. The shell 1 is arranged at the bottom of a frame of the electric automobile, and the heat dissipation plate 3 can protect the bottom of the shell 1 from colliding with the ground.
As shown in fig. 6, the temperature control device for the battery pack 4 of the electric vehicle further includes a housing 1, the housing 1 includes a frame 103 and a bottom plate 102, a mounting cavity for mounting the battery pack 4 is provided in the housing 1, the heat dissipation channel is arranged along the moving direction of the vehicle, a sealing plate 2 is provided at one end of the heat dissipation plate 3 adjacent to the vehicle head, a heat dissipation fin 101 is fixedly provided on the bottom end surface of the bottom plate 102, and the heat dissipation fin 101 is arranged along the moving direction of the electric vehicle. The contact surface that radiating fin 101 has increased casing 1 and outside air meets, can play quick radiating effect, and radiating fin 101 sets up along electric automobile moving direction, and at the car in-process of traveling, outside air flows through heat dissipation channel, takes away the heat on radiating fin 101 fast, and the radiating fin board has still played the effect to the air current water conservancy diversion for the air current can evenly flow through radiating fin 101 surface, has guaranteed the radiating effect. The outer surface of the shell 1 is provided with a heat insulation coating which plays a heat insulation role.
As shown in fig. 6, the heat radiating plate 3 has side plates 303 formed by bending both sides upward, the side plates 303 are fixedly connected to the housing 1, the side plates 303 are provided with guide grooves 301 corresponding to the sealing plate 2, the width of the guide grooves 301 is matched with the thickness of the sealing plate 2, and the sealing plate 2 is located inside the guide grooves 301. The bottom plate 102 is provided with a limit groove 302 corresponding to the sealing plate 2, and the width of the limit groove 302 is matched with the thickness of the sealing plate 2. The guide groove 301 plays a role in guiding the sealing plate 2 in the up-down moving process, so that the moving process of the sealing plate 2 is more stable. When 2 shutoff air intakes of closing plate, closing plate 2 inserts the spacing groove 302 in, spacing groove 302 has played limiting displacement, prevents that closing plate 2 from rocking, has improved the stability of device.
As shown in fig. 3 and 5, the battery pack 4 includes a mounting plate 401 and a single battery 402, the mounting plate 401 is provided with a mounting hole 403, the single battery 402 is mounted inside the mounting hole 403, a side wall of the single battery 402 is in close contact with an inner surface of the mounting hole 403, the mounting plate 401 is fixedly connected with the casing 1, the mounting plate 401 is in close contact with an inner side of the casing 1, a heat storage cavity is arranged in the mounting plate 401, and a phase change heat storage material is arranged in the heat storage cavity. Be equipped with the heating rod in the heat accumulation cavity, the heating rod passes through the driver and is connected with electric automobile's controller electricity, is equipped with temperature sensor in the heat accumulation cavity, and temperature sensor is connected with electric automobile's controller electricity. The phase change heat storage material is made of, but not limited to, the existing paraffin wax material.
Working process, the automobile in-process of traveling, when the temperature of cell 402 exceeded when setting up the highest temperature, the heat of cell 402 conducts to paraffin through the installation, paraffin has great specific heat capacity, can absorb the heat of cell 402 fast, when the high temperature of paraffin, automobile controller monitors the high temperature of cell 402 through temperature sensor, then the output shaft shrink of control electric jar, closing plate 2 moves up, heat dissipation channel opens, the heat of paraffin passes through casing 1 and conducts to radiating fin 101, the outside air passes through heat dissipation channel, the radiating fin 101 surface of flowing through fast, the realization is to radiating fin 101's rapid cooling.
When the temperature of the single battery 402 is lower than the set lowest temperature, the temperature is monitored by the automobile controller through the temperature sensor to be too low, then the output shaft of the electric cylinder is controlled to extend, the heat dissipation channel is blocked by the sealing plate 2, the heat dissipation fins 101 do not dissipate a large amount of heat, the automobile controller starts the heating rod, the heating rod generates heat, the heat is conducted to the single battery 402 through the mounting plate 401, and the temperature of the single battery 402 is measured.
When the temperature of the single battery 402 exceeds the set maximum temperature, the purpose of rapidly cooling the single battery 402 can be achieved by controlling the sealing plate 2 to move upwards to open the air inlet; when the temperature of the single battery 402 is lower than the set minimum temperature, the sealing plate 2 is controlled to move downwards to block the heat dissipation channel, so that the heat loss of the single battery 402 can be prevented.
The temperature sensor, the electric cylinder and the heating rod are all in the prior art, and the specific structure and the connection form thereof are not described again.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (9)
1. The utility model provides an electric automobile battery package temperature control device which characterized in that: including heating panel (3), closing plate (2), battery package (4) set up in the up end of heating panel (3), the inside of heating panel (3) is equipped with heat dissipation channel, the side of heating panel (3) is sealed, has at least one end in the both ends to be equipped with closing plate (2), closing plate (2) correspond and are equipped with the subassembly (5) that opens and shuts that drive closing plate (2) opened and shut.
2. The temperature control device for the battery pack of the electric vehicle according to claim 1, characterized in that: the temperature control device for the battery pack (4) of the electric automobile further comprises a shell (1), wherein the shell (1) comprises a frame (103) and a bottom plate (102), an installation cavity for installing the battery pack (4) is formed in the shell (1), a heat dissipation plate (3) is installed in cooperation with the shell (1), a heat dissipation channel is arranged along the moving direction of the automobile, a sealing plate (2) is arranged at one end, close to the automobile head, of the heat dissipation plate (3), heat dissipation fins (101) are fixedly arranged on the bottom end face of the bottom plate (102), and the heat dissipation fins (101) are arranged along the moving direction of the electric automobile.
3. The temperature control device for the battery pack of the electric vehicle according to claim 2, characterized in that: and heat insulation coatings are arranged on the outer surfaces of the shells (1).
4. The temperature control device for the battery pack of the electric vehicle according to claim 2, characterized in that: the opening and closing assembly (5) is an electric cylinder, the electric cylinder body is fixedly connected with the shell (1), and an electric cylinder output shaft is fixedly connected with the sealing plate (2) through a connecting plate (6).
5. The temperature control device for the battery pack of the electric vehicle according to claim 2, characterized in that: the heat dissipation plate is characterized in that two sides of the heat dissipation plate (3) are bent upwards to form side plates (303), the side plates (303) are fixedly connected with the shell (1), guide grooves (301) corresponding to the sealing plates (2) are formed in the side plates (303), and the width of each guide groove (301) is matched with the thickness of each sealing plate (2).
6. The temperature control device for the battery pack of the electric vehicle according to claim 5, characterized in that: the heat dissipation plate (3) is provided with a limiting groove (302) corresponding to the sealing plate (2), and the width of the limiting groove (302) is matched with the thickness of the sealing plate (2).
7. The temperature control device for the battery pack of the electric vehicle according to claim 1, characterized in that: mounting panel (401), battery cell (402) are drawn together to battery package (4), it has mounting hole (403) to open on mounting panel (401), battery cell (402) are installed in mounting hole (403) inboard, the internal surface in close contact with of battery cell (402) lateral wall and mounting hole (403), mounting panel (401) and casing (1) fixed connection, mounting panel (401) and casing (1) inboard in close contact with, be equipped with the heat accumulation cavity in mounting panel (401), be equipped with phase change heat accumulation material in the heat accumulation cavity.
8. The temperature control device for the battery pack of the electric vehicle according to claim 7, characterized in that: the heat storage cavity is internally provided with a heating rod, the heating rod is electrically connected with the controller through a driver, the heat storage cavity is internally provided with a temperature sensor, and the temperature sensor is electrically connected with the controller.
9. The temperature control device for the battery pack of the electric vehicle according to claim 7, characterized in that: the phase change heat storage material is paraffin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220580052.0U CN217035792U (en) | 2022-03-15 | 2022-03-15 | Temperature control device for battery pack of electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220580052.0U CN217035792U (en) | 2022-03-15 | 2022-03-15 | Temperature control device for battery pack of electric vehicle |
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| CN217035792U true CN217035792U (en) | 2022-07-22 |
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| CN202220580052.0U Active CN217035792U (en) | 2022-03-15 | 2022-03-15 | Temperature control device for battery pack of electric vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115458839A (en) * | 2022-09-15 | 2022-12-09 | 欣旺达电动汽车电池有限公司 | Thermal management system, method, electronic device and storage medium |
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- 2022-03-15 CN CN202220580052.0U patent/CN217035792U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115458839A (en) * | 2022-09-15 | 2022-12-09 | 欣旺达电动汽车电池有限公司 | Thermal management system, method, electronic device and storage medium |
| CN115458839B (en) * | 2022-09-15 | 2024-04-30 | 欣旺达动力科技股份有限公司 | Thermal management system, method, electronic device, and storage medium |
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