CN214822581U - Pure electric vehicles cooling system and pure electric vehicles - Google Patents
Pure electric vehicles cooling system and pure electric vehicles Download PDFInfo
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- CN214822581U CN214822581U CN202120232226.XU CN202120232226U CN214822581U CN 214822581 U CN214822581 U CN 214822581U CN 202120232226 U CN202120232226 U CN 202120232226U CN 214822581 U CN214822581 U CN 214822581U
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- Prior art keywords
- motor
- pure electric
- cooling system
- cooling
- liquid supply
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- 238000001816 cooling Methods 0.000 title claims abstract description 80
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000007788 liquid Substances 0.000 claims abstract description 31
- 238000000034 method Methods 0.000 abstract description 7
- 238000012544 monitoring process Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
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Abstract
The utility model discloses a pure electric vehicles cooling system and pure electric vehicles relates to the technical field of automobiles, and is used for cooling the motor electric control of the pure electric vehicles, and the pure electric vehicles cooling system comprises a central control module, a cooling device and a relay switch are arranged on the motor electric control, and the cooling device and the relay switch are respectively electrically connected with the central control module; a cooling channel is arranged in the motor electric control unit, the cooling channel is connected with a water storage container through a liquid supply pipe, an electronic water pump is arranged on the liquid supply pipe, and the electronic water pump is electrically connected with the central control module; the cooling system of the pure electric vehicle further comprises a current detector and a temperature detector, wherein the current detector is used for detecting current change of the motor during electric control operation, and the temperature detector is used for detecting temperature change of the motor during electric control operation. The utility model discloses can solve the lack of the automatically controlled temperature monitoring of motor among the prior art, lead to the relatively poor technique of heat-sinking capability not enough.
Description
Technical Field
The utility model relates to the technical field of automobiles, concretely relates to pure electric vehicles cooling system and pure electric vehicles.
Background
The motor electric control system in the pure electric vehicle is used as a substitute for the function of a traditional engine (gearbox), the performance of the motor electric control system directly determines main performance indexes of the pure electric vehicle such as climbing, acceleration, maximum speed and the like, and the technology and manufacturing level of the motor electric control system directly influence the performance and cost of the whole vehicle.
In the running process of the pure electric vehicle, the motor is electrically controlled to provide power for the whole vehicle, the heating problem is also existed, the pure electric vehicle cooling system is usually in a water cooling form and an air cooling form, and the cooling device and the electronic water pump are controlled to work as the pure electric vehicle for cooling. However, the existing pure electric vehicle cooling system lacks good temperature monitoring capability for electric control of the motor, when the pure electric vehicle is accelerated rapidly, the electric control current of the motor is increased rapidly, and meanwhile, the electric control temperature of the motor continuously rises.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model aims to provide a pure electric vehicles cooling system aims at solving and lacks the automatically controlled temperature monitoring of motor among the prior art, leads to the relatively poor technique of heat-sinking capability not enough.
In order to achieve the above purpose, the present invention is realized by the following technical solution: a cooling system of a pure electric vehicle is used for cooling a motor electric control of the pure electric vehicle, and comprises a central control module, wherein a cooling device and a relay switch are arranged on the motor electric control, and the cooling device and the relay switch are respectively electrically connected with the central control module; a cooling channel is arranged in the motor electric control unit, the cooling channel is connected with a water storage container through a liquid supply pipe, an electronic water pump is arranged on the liquid supply pipe, and the electronic water pump is electrically connected with the central control module; the cooling system of the pure electric vehicle further comprises a current detector and a temperature detector, wherein the current detector is used for detecting current change of the motor during electric control operation, and the temperature detector is used for detecting temperature change of the motor during electric control operation.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an electric vehicle cooling system, record the automatically controlled temperature data of motor and current data through current detector and thermodetector, central control module control cooling device and electron water pump worker are as the automatically controlled measure of cooling that provides of motor to make the automatically controlled actual temperature of motor keep in suitable temperature value, thereby guarantee that the motor is automatically controlled to have best operating condition.
According to an aspect of the above technical solution, the cooling passage is provided with a plurality of cooling passages and is respectively prefabricated in the electric-controlled housing of the motor.
According to an aspect of the above technical solution, the liquid supply pipe includes a first liquid supply pipe and a second liquid supply pipe, the first liquid supply pipe communicates with the second liquid supply pipe, and each of the cooling passages is connected in parallel to the second liquid supply pipe through a joint, respectively.
According to one aspect of the above technical solution, the electronic water pump is disposed on the first liquid supply pipe and located at one side of the water storage container.
According to one aspect of the above technical solution, the temperature detector is disposed in the motor electrical control, and the temperature sensor is electrically connected to the central control module.
According to an aspect of above-mentioned technical scheme, still include the alarm that is used for the warning when the temperature is too high, the alarm with central control module electric connection.
According to one aspect of the above technical solution, the current detector is disposed in the motor electrical control unit and electrically connected to the motor electrical control unit, and the current detector is electrically connected to the central control module.
Based on the same technical problem, the utility model discloses still provide a pure electric vehicles, this pure electric vehicles includes among the above-mentioned technical scheme pure electric vehicles cooling system.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of a cooling system of a pure electric vehicle in an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a portion of a cooling system of a pure electric vehicle in an embodiment of the present invention.
Fig. 3 is a block diagram of a cooling system of a pure electric vehicle according to an embodiment of the present invention.
The main components in the figure are illustrated by symbols:
the device comprises a motor electronic control unit 10, a cooling channel 11, a connector 12, a central control module 20, a cooling device 30, a relay switch 31, a temperature detector 32, a current detector 33, a water storage container 40, a first liquid supply pipe 41, an electronic water pump 410, a second liquid supply pipe 42 and an alarm 50.
Detailed Description
In order to make the objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. As used herein, the terms "vertical," "horizontal," "left," "right," "up," "down," and the like are for illustrative purposes only and do not indicate or imply that the referenced device or element must be in a particular orientation, constructed and operated, and should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; 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 according to specific situations by those skilled in the art. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The utility model discloses a first embodiment discloses a pure electric vehicle cooling system, which is used for cooling a motor electric control 10 of a pure electric vehicle, and comprises a central control module 20, wherein the motor electric control 10 is provided with a cooling device 30 and a relay switch 31, and the cooling device 30 and the relay switch 31 are respectively electrically connected with the central control module 20; a cooling channel 11 is arranged in the motor electronic control unit 10, the cooling channel 11 is connected with a water storage container 40 through a liquid supply pipe, the water storage container 40 is a kettle in a sending cabin of an automobile, for example, an electronic water pump 410 is arranged on the liquid supply pipe, and the electronic water pump 410 is electrically connected with the central control module 20; the pure electric vehicle cooling system further comprises a current detector 33 and a temperature detector 32, wherein the current detector 33 is used for detecting current change when the motor electronic control unit 10 operates, and the temperature detector 32 is used for detecting temperature change when the motor electronic control unit 10 operates.
In the running process of the pure electric vehicle, the motor electronic control 10 generates heat to generate a certain temperature, so as to cool the motor electronic control 10. The cooling device 30 employs a cooling fan, for example, to cool the motor electronic control 10 through air cooling and water cooling, so that the motor electronic control 10 is kept within a reasonable temperature range, and serious problems such as vehicle spontaneous combustion caused by overheating of the motor electronic control 10 are avoided.
In the running process of the pure electric vehicle, the central control module 20 controls the cooling device 30 and/or the electronic water pump 410 to work by taking the temperature generated in the running process of the motor electric control 10 as a standard, so that the motor electric control 10 is cooled.
The cooling channels 11 are provided with a plurality of cooling channels and are respectively prefabricated in the housing of the electric control unit 10 of the motor, the liquid supply tubes include a first liquid supply tube 41 and a second liquid supply tube 42, the first liquid supply tube 41 is communicated with the second liquid supply tube 42, each cooling channel 11 is respectively connected to the second liquid supply tube 42 in parallel through a joint 12, and the electronic water pump 410 is arranged on the first liquid supply tube 41 and is located at one side of the water storage container 40. The temperature detector 32 is disposed in the motor controller 10, and the temperature sensor is electrically connected to the central control module 20. The temperature alarm device further comprises an alarm 50 for alarming when the temperature is too high, and the alarm 50 is electrically connected with the central control module 20. In this embodiment, the motor electronic control unit 10 is provided with a first high temperature early warning threshold and a second high temperature early warning threshold, and when the temperature of the motor electronic control unit 10 during operation is higher than the first high temperature early warning threshold or the second high temperature early warning threshold, the central control module 20 controls one or both of the cooling device 30 and the electronic water pump 410 to operate.
When the first high-temperature early warning threshold is set to be 80 ℃ and the second high-temperature early warning threshold is set to be 90 ℃, and the actual temperature of the motor electronic control 10 measured by the temperature detector 32 is 75 ℃, the central control module 20 controls the cooling device 30 not to work; that is, the cooling device 30 is not required to provide cooling for the motor electronic control unit 10; this is because the motor electronic control 10 generates a certain temperature during operation, which can ensure that the motor electronic control 10 is in an optimal working state, and the temperature has no obvious damage to the motor electronic control 10, so that the motor electronic control 10 does not need to be cooled.
On the contrary, when the actual temperature of the motor electronic control 10 measured by the temperature detector 32 is 85 ℃, and at this time, the actual temperature of the motor electronic control 10 is higher than the first high-temperature early-warning threshold value and lower than the second high-temperature early-warning threshold value, the central control module 20 controls one of the cooling device 30 and the electronic water pump 410 to be started, so as to provide a certain degree of cooling measures for the motor electronic control 10. When the actual temperature of the motor electronic control 10 measured by the temperature detector 32 is 95 ℃, and the actual temperature of the motor electronic control 10 is higher than the first high-temperature early warning threshold and the second high-temperature early warning threshold, the central control module 20 controls the cooling device 30 and the electronic water pump 410 to be started simultaneously, so as to provide a good cooling measure for the motor electronic control 10.
In the running process of the pure electric vehicle, when the pure electric vehicle runs under a relatively flat road condition, the actual temperature of the motor electronic control 10 linearly rises; in another situation that the temperature of the motor electronic control 10 may increase rapidly, when the road condition of the front side is an upward long slope road section and the driver needs to step on the accelerator deeply to increase the power, the current of the motor electronic control 10 increases rapidly after stepping on the accelerator deeply, and the actual temperature of the motor electronic control 10 also increases rapidly.
In the present embodiment, the current detector 33 is disposed in the motor controller 10 and electrically connected to the motor controller 10, and the current detector 33 is electrically connected to the central control module 20.
When the current detector 33 detects the current surge of the motor electronic control 10, the central control module 20 controls to increase the power of the electronic water pump 410 so as to increase the flow rate of the cooling liquid in the water path circulation, so that the motor electronic control 10 is rapidly cooled, and the rapid temperature rise of the motor electronic control 10 after the current surge is avoided; the current detector 33 detects that the current of the motor electronic control unit 10 is stable, and the central control module 20 controls to reduce the power of the electronic water pump 410.
The second embodiment of the utility model provides a pure electric vehicles, this pure electric vehicles include the pure electric vehicles cooling system that first embodiment is shown, through this cooling system, can effectively reduce the high temperature that produces when the automatically controlled 10 operation of motor to guarantee the automatically controlled 10 best running state of motor.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes and modifications can be made, which all fall within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (8)
1. The utility model provides a pure electric vehicles cooling system for automatically controlled cooling to pure electric vehicles's motor, its characterized in that: the pure electric vehicle cooling system comprises a central control module, a cooling device and a relay switch are arranged on the motor electric control, and the cooling device and the relay switch are respectively electrically connected with the central control module; a cooling channel is arranged in the motor electric control unit, the cooling channel is connected with a water storage container through a liquid supply pipe, an electronic water pump is arranged on the liquid supply pipe, and the electronic water pump is electrically connected with the central control module; the cooling system of the pure electric vehicle further comprises a current detector and a temperature detector, wherein the current detector is used for detecting current change of the motor during electric control operation, and the temperature detector is used for detecting temperature change of the motor during electric control operation.
2. A pure electric vehicle cooling system according to claim 1, characterized in that: the cooling channels are provided with a plurality of cooling channels and are respectively prefabricated in the electric control shell of the motor.
3. A pure electric vehicle cooling system according to claim 2, characterized in that: the liquid supply pipe comprises a first liquid supply pipe and a second liquid supply pipe, the first liquid supply pipe is communicated with the second liquid supply pipe, and each cooling channel is connected to the second liquid supply pipe in parallel through a joint respectively.
4. A pure electric vehicle cooling system according to claim 3, characterized in that: the electronic water pump is arranged on the first liquid supply pipe and is positioned on one side of the water storage container.
5. A pure electric vehicle cooling system according to any one of claims 1-4, characterized in that: the temperature detector is arranged in the motor electric control device and electrically connected with the central control module.
6. A pure electric vehicle cooling system according to claim 5, characterized in that: still include the alarm that is used for the warning when the high temperature, the alarm with central control module electric connection.
7. A pure electric vehicle cooling system according to claim 5, characterized in that: the current detector is arranged in the motor electric control system and electrically connected with the motor electric control system, and the current detector is electrically connected with the central control module.
8. A pure electric vehicle is characterized in that: the pure electric vehicle cooling system comprising any one of claims 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120232226.XU CN214822581U (en) | 2021-01-27 | 2021-01-27 | Pure electric vehicles cooling system and pure electric vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120232226.XU CN214822581U (en) | 2021-01-27 | 2021-01-27 | Pure electric vehicles cooling system and pure electric vehicles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214822581U true CN214822581U (en) | 2021-11-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120232226.XU Expired - Fee Related CN214822581U (en) | 2021-01-27 | 2021-01-27 | Pure electric vehicles cooling system and pure electric vehicles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214822581U (en) |
-
2021
- 2021-01-27 CN CN202120232226.XU patent/CN214822581U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211123 |
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| CF01 | Termination of patent right due to non-payment of annual fee |