CN212737679U - Automobile air conditioner control system - Google Patents
Automobile air conditioner control system Download PDFInfo
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- CN212737679U CN212737679U CN202021258008.5U CN202021258008U CN212737679U CN 212737679 U CN212737679 U CN 212737679U CN 202021258008 U CN202021258008 U CN 202021258008U CN 212737679 U CN212737679 U CN 212737679U
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- air conditioner
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Abstract
The utility model provides a vehicle air conditioner control system, include: the vehicle control unit comprises a first Can line interface and a first enabling signal interface; the air conditioner controller comprises a second Can line interface and a second enable signal interface, the first Can line interface is connected with the second Can line interface through a Can line, and the first enable signal interface is connected with the second enable signal interface; the air conditioner host is connected with the air conditioner controller to operate under the control of the air conditioner controller; and the distribution box is electrically connected with the air conditioner controller to supply power to the air conditioner controller.
Description
Technical Field
The application relates to the technical field of vehicle-mounted systems, in particular to an automobile air conditioner control system.
Background
The air conditioning system of the conventional bus is controlled by a CAN (controller area network) or controlled by an enabling signal, and both the CAN and the enabling signal have the risk of failure or failure check and collection.
When single CAN control is adopted, the air conditioner controller acts in response to a starting message of the vehicle controller, the air conditioner controller feeds back the current temperature in the vehicle, the actual rotating speed and the faults of the air conditioning system to the vehicle controller, but the current interference of the whole vehicle of the electric vehicle is more, and the signal interference of a CAN line often causes that corresponding signals cannot be timely sent to parts, so that the air conditioning system works abnormally.
When single enable signal control is adopted, the air conditioner controller responds to a high level or low level signal given by the vehicle control unit to work, the operation of the air conditioner host is controlled, but the control air conditioner host cannot feed back the current control state, cannot know the current temperature, the rotating speed and the fault condition, and is single enable control, and once any on-off problem of a wire harness occurs, the air conditioner cannot work.
In view of the above problems, no effective technical solution exists at present.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of the application is to provide an automobile air conditioner control system, CAN improve system stability, avoid leading to control signal CAN't transmit to this air conditioner controller because the CAN line.
The embodiment of the application provides a vehicle air conditioner control system, includes:
the vehicle control unit comprises a first Can line interface and a first enabling signal interface;
the air conditioner controller comprises a second Can line interface and a second enable signal interface, the first Can line interface is connected with the second Can line interface through a Can line, and the first enable signal interface is connected with the second enable signal interface;
the air conditioner host is connected with the air conditioner controller to operate under the control of the air conditioner controller;
and the distribution box is electrically connected with the air conditioner controller to supply power to the air conditioner controller.
Optionally, in the vehicle air conditioner control system according to the embodiment of the present application, the vehicle air conditioner control system further includes:
and the wireless communication module is connected with the vehicle control unit through a Can line and is used for receiving the running state parameters of the air conditioner host and uploading the running state parameters to a server.
Optionally, in the vehicle air conditioner control system according to the embodiment of the present application, the wireless communication module is a TBOX.
Optionally, in the vehicle air-conditioning control system according to the embodiment of the present application, the vehicle air-conditioning control system further includes a detection circuit, where the detection circuit is connected to a second Can line interface of the air-conditioning controller, and is used to detect whether the second Can line interface receives a control signal, which is sent by the vehicle controller through the first Can line interface and is used to control an air-conditioning host;
the detection circuit is electrically connected with the vehicle control unit.
Optionally, in the vehicle air conditioning control system according to the embodiment of the present application, the air conditioning controller is connected to the air conditioning host through a Can line.
Optionally, in the control system of an air conditioner of an automobile according to the embodiment of the present application, the air conditioner controller is connected to the air conditioner host through a 485 line.
Optionally, in the vehicle air conditioner control system according to the embodiment of the present application, a start button and a stop button are further disposed on a housing of the air conditioner controller, and the start button and the stop button are electrically connected to the controller, respectively.
The utility model discloses an adopt first Can line interface and first enabling signal interface with vehicle control unit respectively with air conditioner controller's second Can line interface and second enabling signal interface connection to Can improve system stability, avoid because the CAN line leads to the unable transmission of control signal to this air conditioner controller
Additional features and advantages of the present application will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the embodiments of the present application. The objectives and other advantages of the application may be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of an automotive air conditioning control system according to an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Meanwhile, in the description of the present application, the terms "first", "second", and the like are used only for distinguishing the description, and are not to be construed as indicating or implying relative importance.
Referring to fig. 1, fig. 1 is a control system of an air conditioner of a vehicle according to some embodiments of the present application, including: the system comprises a vehicle control unit 10, an air conditioning controller 20, an air conditioning host 30, a distribution box 40 and a wireless communication module 50.
The vehicle control unit 10 includes a first Can line interface and a first enable signal interface; the air conditioner controller 20 comprises a second Can line interface and a second enable signal interface, the first Can line interface is connected with the second Can line interface through a Can line, and the first enable signal interface is connected with the second enable signal interface; the air conditioner host 30 is connected with the air conditioner controller to operate under the control of the air conditioner controller; the distribution box 40 is electrically connected with the air conditioner controller to supply power to the air conditioner controller. The wireless communication module 50 is connected to the vehicle control unit 10 for uploading the operating status parameters of the air conditioner host 30 to a server.
The wireless communication module 50 is TBOX, but it is not limited thereto.
The vehicle air-conditioning control system further comprises a detection circuit, wherein the detection circuit is connected with a second Can line interface of the air-conditioning controller and is used for detecting whether the second Can line interface receives a control signal which is sent by the vehicle controller through the first Can line interface and is used for controlling an air-conditioning host; the detection circuit is electrically connected with the vehicle control unit. When the vehicle controller sends a control signal to the air conditioner controller through the first Can line interface, the detection circuit Can detect whether the second Can line interface receives the control signal, and if the control signal is not received within a preset time period, the vehicle controller sends an enable signal to the air conditioner controller through the first enable signal interface, so that the air conditioner controller controls the air conditioner host to start or execute corresponding operation.
In some embodiments, a start button and a stop button are further disposed on the housing of the air conditioner controller, and the start button and the stop button are electrically connected to the controller respectively. The air conditioner controller has the function of setting the target temperature, and the air conditioner host has the function of collecting the temperature.
When the vehicle controller is powered on and a start button on the air conditioner controller is started, the air conditioner controller sends a start switch signal (high level) to the vehicle controller through an enable signal line, the vehicle controller sends a start message to the air conditioner controller after receiving the high level of the switch signal, the air conditioner controller starts a compressor according to a set target temperature and the current vehicle-interior temperature fed back by the air conditioner host and adjusts the rotating speed of the compressor and the air output of a condenser and an evaporator fan, and when the target temperature is greatly different from the vehicle-interior temperature, the compressor runs at a higher rotating speed; when the target temperature is close to the in-vehicle temperature, the compressor runs at the rated rotating speed, the in-vehicle temperature and the target temperature are guaranteed to fluctuate within +/-2 ℃, and meanwhile, information such as the current temperature, the rotating speed, the working current, whether faults exist and the like is displayed on the panel of the air conditioner controller
Wherein, in some embodiments, the air conditioner controller is connected with the air conditioner host through a Can line. Or the air conditioner controller is connected with the air conditioner host through a 485 line.
The implementation principle and the technical effect of the terminal device provided in the embodiment of the present application are the same as those of the foregoing display device embodiment, and for brief description, no mention is made in the embodiment of the terminal device, and reference may be made to the corresponding contents in the foregoing display device embodiment.
The above description is only an example of the present application and is not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (7)
1. An automotive air conditioning control system, comprising:
the vehicle control unit comprises a first Can line interface and a first enabling signal interface;
the air conditioner controller comprises a second Can line interface and a second enable signal interface, the first Can line interface is connected with the second Can line interface through a Can line, and the first enable signal interface is connected with the second enable signal interface;
the air conditioner host is connected with the air conditioner controller to operate under the control of the air conditioner controller;
and the distribution box is electrically connected with the air conditioner controller to supply power to the air conditioner controller.
2. The automotive air conditioning control system according to claim 1, characterized by further comprising:
and the wireless communication module is connected with the vehicle control unit through a Can line and is used for receiving the running state parameters of the air conditioner host and uploading the running state parameters to a server.
3. The vehicle air conditioner control system of claim 2, wherein the wireless communication module is TBOX.
4. The vehicle air-conditioning control system according to claim 1, further comprising a detection circuit, wherein the detection circuit is connected to a second Can line interface of the air-conditioning controller, and is configured to detect whether the second Can line interface receives a control signal sent by the vehicle controller through the first Can line interface and used for controlling an air-conditioning host;
the detection circuit is electrically connected with the vehicle control unit.
5. The vehicle air conditioning control system according to claim 1, wherein the air conditioning controller is connected to the air conditioner main unit through a Can line.
6. The vehicle air conditioner control system of claim 1, wherein the air conditioner controller is connected to the air conditioner host machine through a 485 line.
7. The vehicle air conditioner control system of claim 1, wherein a start button and a stop button are further disposed on the housing of the air conditioner controller, and the start button and the stop button are electrically connected to the controller respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021258008.5U CN212737679U (en) | 2020-06-30 | 2020-06-30 | Automobile air conditioner control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021258008.5U CN212737679U (en) | 2020-06-30 | 2020-06-30 | Automobile air conditioner control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212737679U true CN212737679U (en) | 2021-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021258008.5U Active CN212737679U (en) | 2020-06-30 | 2020-06-30 | Automobile air conditioner control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212737679U (en) |
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2020
- 2020-06-30 CN CN202021258008.5U patent/CN212737679U/en active Active
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