Car window control module, photochromic glass assembly, informatization glass assembly and car

Abstract

The invention relates to the technical field of automobile production, in particular to an automobile window control module, a photochromic glass assembly, an informatization glass assembly and an automobile. Wherein the vehicle window control module comprises a main control MCU, and a power supply module, a switch detection module and a motor driving module which are respectively in communication connection with the main control MCU, the motor driving module is electrically connected with a motor used for opening and closing a vehicle window, and the vehicle window control module further comprises a glass color changing control module and an informatization glass control module which are respectively in communication connection with the main control MCU; the glass color-changing control module comprises a P-channel enhanced MOS (Metal Oxide Semiconductor) tube and a power supply filtering loop; a grid electrode G of the P-channel enhanced MOS tube is electrically connected with the main control MCU, a drain electrode D is used for being connected with a vehicle body power supply, and a source electrode S is electrically connected with the power supply filtering loop; the informatization glass control module comprises a plurality of photoelectric LED controllers in communication connection with the master control MCU, and the car window control module can serve as a car window control assembly to achieve color changing and informatization control over car windows.

Description

Technical Field

[0001] The present invention relates to the technical field of automobile production, and in particular to a window control module, a color-changing glass component, an information-based glass component and an automobile. Background Art

[0002] An electric car is a car that uses electricity as its driving energy.

[0003] The battery pack of an electric car is heavier and is usually installed on the car chassis to ensure that the center of gravity of the electric car is lowered. This makes chassis adjustment of the electric car easier than that of a fuel car, making it easier for the electric car to be made longer and wider, so consumers are willing to spend more time in the electric car.

[0004] At present, the original window control modules of automobiles (fuel vehicles and / or electric vehicles) mainly control the lifting and lowering of windows, and basically do not have the functions of window color change and / or information display. The privacy of consumers staying in the car is difficult to guarantee, and they can only view information through mobile phones or central control screens. However, windows have a large display space, so the utilization of windows needs to be explored. Summary of the invention

[0005] The technical problem to be solved by the present invention is to provide a vehicle window control module, a color-changing glass component, an information-based glass component and a car. The vehicle window control module can serve as a vehicle window control assembly to realize color-changing and information-based control of the vehicle windows. The color-changing glass body in the color-changing glass component can change color. The information-based glass body in the information-based glass component can display information. The car can provide better privacy and information-based display effects for people staying in the car.

[0006] In order to solve the above technical problems, the present invention provides the following technical solutions:

[0007] In a first aspect, the present invention provides a vehicle window control module, including a main control MCU, a power supply module, a switch detection module, and a motor drive module respectively connected to the main control MCU for communication, wherein the motor drive module is electrically connected to a motor for opening and closing the vehicle window, and further including: a glass color change control module and an information glass control module respectively connected to the main control MCU for communication;

[0008] The glass color change control module includes a P-channel enhancement type MOS tube and a power supply filter circuit; the gate G of the P-channel enhancement type MOS tube is electrically connected to the main control MCU, the drain D is used to connect to the vehicle body power supply, and the source S is electrically connected to the power supply filter circuit; the power supply filter circuit is used to be electrically connected to the color change glass body;

[0009] The information glass control module includes multiple photoelectric LED controllers that are connected to the main control MCU for communication. The multiple photoelectric LED controllers are used to be electrically connected to the information glass body. When the window glass is a color-changing glass, the power filter circuit can be electrically connected to the color-changing glass body to achieve the color change of the glass. When the window glass is an information glass, the multiple photoelectric LED controllers can be electrically connected to the information glass body to achieve the information display of the glass. Therefore, the window control module can be used as a window control assembly to achieve the color change and information control of the window.

[0010] Optionally, the power supply filter circuit includes a resistor R, a capacitor C1 and a capacitor C2; one end of the resistor R is connected to the source level S of the P-channel enhancement-type MOS tube, and the other end is used to connect to the photochromic glass body; the capacitors C1 and C2 are connected in parallel to the resistor R, and the capacitors C1 and C2 are grounded. When the P-channel enhancement-type MOS tube is turned on, the resistor R, the capacitor C1 and the capacitor C2 can form a filter circuit to filter the vehicle body power supply, thereby improving the stability of the power supply, and then improving the stability of the information display.

[0011] Optionally, the window control module also includes a communication module and an ADC module which are communicatively connected to the main control MCU. The communication module is used to communicate with the vehicle body bus, the communication module is used to realize information interaction, and the ADC module is used to enable the main control MCU to quickly process and analyze the transmitted information.

[0012] Optionally, the window control module also includes a storage module that is communicatively connected to the main control MCU to facilitate storage of information data.

[0013] Optionally, the window control module also includes a Hall detection module and a Hall effect sensor. The Hall detection module is communicatively connected to the main control MCU and the Hall effect sensor respectively. The Hall effect sensor is installed on the motor to monitor the speed, position, etc. of the motor, thereby controlling the operation of the motor.

[0014] Optionally, the window control module further includes a ripple detection module communicatively connected to the main control MCU, wherein the ripple detection module is electrically connected to the negative pole of the motor to monitor information such as the speed and position of the motor, thereby controlling the operation of the motor.

[0015] In a second aspect, the present invention provides a photochromic glass assembly, comprising the vehicle window control module described in the first aspect, and further comprising: a photochromic glass body, wherein the photochromic glass body is electrically connected to a resistor R, and when the voltage to the photochromic glass body is changed, the photochromic glass body can change color.

[0016] In a third aspect, the present invention provides an information glass assembly, comprising the vehicle window control module as described in the first aspect, and also comprising: an information glass body, wherein the information glass body has multiple photoelectric LED arrays built in, and multiple photoelectric LED controllers are connected to multiple photoelectric LED arrays via serial communication. When the main control MCU issues a control instruction, the photoelectric LED array in the information glass body can perform information display under the control of the photoelectric LED controller.

[0017] Optionally, the serial communication is SPI communication, I 2 One of C communication, LIN communication, encoder / decoder communication, and CAN communication.

[0018] In a fourth aspect, the present invention provides an automobile, comprising the glass assembly as described in any one of the second aspect or the third aspect.

[0019] In summary, the present invention at least includes the following beneficial technical effects:

[0020] 1. The window control module can be used as a window control assembly to achieve color change and information control of the windows.

[0021] 2. The color-changing glass can change its color according to the control of the main MCU.

[0022] 3. The information glass can display information according to the control of the main control MCU. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 Schematic diagram of a window control module in an embodiment of the present invention.

[0024] Figure 2 Schematic diagram of the working circuit of the color-changing glass in an embodiment of the present invention.

[0025] Figure 3 Schematic diagram of the working circuit of the information glass in the embodiment of the present invention.

[0026] Figure 4 This is a schematic diagram of the information display of the information glass body.

[0027] Explanation of the accompanying drawings: 1. Main control MCU; 2. Power module; 3. Switch detection module; 4. Communication module; 5. ADC module; 6. Storage module; 7. Motor drive module; 8. Motor; 9. Hall detection module; 10. Hall effect sensor; 11. Ripple detection module; 12. Glass color change control module; 13. Informationized glass control module; 14. Power supply filter circuit; 15. Color change glass body; 16. Informationized glass body. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0029] The terms used in the following embodiments of the present invention are only for the purpose of describing specific embodiments, and are not intended to be used as limitations of the present invention. As used in the specification of the present invention and the appended claims, the singular expressions "one", "a kind of", "said", "above", "the" and "this" are intended to also include plural expressions, unless there is a clear contrary indication in its context. It should also be understood that the term "and / or" used in the present invention refers to and includes any or all possible combinations of one or more listed items. The term "exemplary" means "used as an example, embodiment or illustrative", and any embodiment described as "exemplary" here does not have to be interpreted as being superior to or better than other embodiments. The terms "first" and "second" are only used for descriptive purposes, and cannot be understood as implying or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first" and "second" can expressly or implicitly include one or more of these features, and in the description of the embodiments of the present invention, unless otherwise specified, the meaning of "multiple" is two or more.

[0030] An embodiment of the present invention provides a vehicle window control module.

[0031] refer to Figure 1 The window control module includes a main control MCU1 (Microcontroller Unit), a power module 2, a switch detection module 3, a communication module 4, an ADC module 5 (A / D converter, also known as an analog-to-digital converter), a storage module 6, a motor drive module 7, a motor 8, a Hall detection module 9, a Hall effect sensor 10, a ripple detection module 11, a glass color change control module 12 and an information glass control module 13.

[0032] The main control MCU1 is respectively connected to the power module 2, the switch detection module 3, the communication module 4, the ADC module 5, the storage module 6, the motor drive module 7, the Hall detection module 9, the ripple detection module 11, the glass color change control module 12 and the information glass control module 13. Among them, the main control MCU1, the power module 2, the switch detection module 3, the communication module 4, the ADC module 5, the storage module 6, the motor drive module 7, the Hall detection module 9, the ripple detection module 11, the glass color change control module 12 and the information glass control module 13 are integrated on a PCB board. The main control MCU1 is used to realize the control of the power module 2, the switch detection module 3, the communication module 4, the ADC module 5, the storage module 6, the motor drive module 7, the Hall detection module 9, the ripple detection module 11, the glass color change control module 12 and the information glass control module 13, as well as the information exchange between them.

[0033] refer to Figure 1 The power module 2 can be electrically connected to the vehicle body power supply, and the vehicle body power supply can be KL30 normal power, which is 12V DC, so as to power the entire window control module.

[0034] The switch detection module 3 has at least four terminals, which are respectively connected to the Up control switch, the Down control switch, the Auto control switch, and the Ajar control switch. Under the control of the main control MCU1, the Up control switch is used to control the window to close, the Down control switch is used to control the window to open, the Auto control switch is used to achieve one-key control of the window, and the Ajar control switch is used to control the window to half open.

[0035] The communication module 4 is also connected to the vehicle body CAN-H bus, the vehicle body CAN-L bus, and the vehicle body LIN bus for communication so as to achieve interaction with other vehicle systems.

[0036] The ADC module 5 is used to convert the received analog signal into a digital signal so that the main control MCU1 can quickly process and analyze the transmission information.

[0037] The storage module 6 is used to store data.

[0038] The positive and negative terminals of the motor drive module 7 are electrically connected to the positive and negative terminals of the motor 8, respectively. The motor 8 is installed on the vehicle body and is used to open and close the window under the drive of the motor drive module 7. The Hall effect sensor 10 is built into the motor 8, and the Hall effect sensor 10 is connected to the Hall detection module 9 for communication. The Hall effect sensor 10 is used to measure the magnetic field, current, speed and direction of the motor 8, and send the measured motor 8 data to the Hall detection module 9. The Hall detection module 9 can receive the motor 8 data under the control of the main control MCU1 and store it in the storage module 6, thereby realizing the monitoring of the safety state of the motor 8. In the embodiment of the present application, two Hall effect sensors 10 are used to improve the accuracy of monitoring the motor 8. The ripple detection module 11 is electrically connected to the negative pole of the motor 8, and is used to monitor the speed, position and other information of the motor 8, thereby controlling the operation of the motor 8.

[0039] refer to Figure 1 and Figure 2 The glass color change control module 12 includes a P-channel enhancement MOS tube and a power filter circuit 14. The gate G of the P-channel enhancement MOS tube is electrically connected to the control pin of the main control MCU1, the drain D of the P-channel enhancement MOS tube is used to connect to the vehicle body power supply, the source S of the P-channel enhancement MOS tube is electrically connected to the power filter circuit 14, and the power filter circuit 14 can be connected to the color change glass. The main control MCU1 can output a control signal, and the control signal can be used as a trigger voltage of the gate G to turn on the drain D and the source S, thereby realizing the color change of the color change glass.

[0040] The power filter circuit 14 is used to filter the vehicle body power supply, and the power filter circuit 14 includes a resistor R, a capacitor C1 and a capacitor C2. One end of the resistor R is connected to the source S of the P-channel enhancement type MOS tube, and the other end is used to connect to the color-changing glass body 15. The capacitors C1 and C2 are connected in parallel to the resistor R, and the capacitors C1 and C2 are grounded.

[0041] The information glass control module 13 includes a plurality of photoelectric LED controllers that are communicatively connected to the main control MCU1 . The photoelectric LED controllers are used to control the information glass body 16 so that information can be displayed on the information glass body 16 .

[0042] The embodiment of the present invention further provides a color-changing glass.

[0043] refer to Figure 1 and Figure 2 The photochromic glass includes the above-mentioned vehicle window control module, and also includes a photochromic glass body 15, the photochromic glass body 15 is electrically connected to the resistor R, and the photochromic glass body 15 is grounded. When the voltage of the electrode of the photochromic glass body 15 is adjusted and controlled, the color of the photochromic glass body 15 changes. The photochromic glass body 15 is a glass whose color changes when the voltage changes.

[0044] Specifically, when the car owner needs the car window to change color to a privacy state through voice or button operation, the main control MCU1 adjusts the voltage output U to the photochromic glass body 15 through the glass photochromic control module 12 to reach the calibration value, thereby changing the photochromic glass body 15 to a privacy state.

[0045] The embodiment of the present invention further provides an information glass.

[0046] refer to Figure 1 and Figure 3 The information glass includes the above-mentioned vehicle window control module, and also includes an information glass body 16. The information glass body 16 has multiple photoelectric LED arrays built in. The multiple photoelectric LED arrays are divided into multiple groups, each group of photoelectric LED arrays is divided into multiple groups, and the single photoelectric LED arrays are arranged with equal spacing horizontally and vertically. A single photoelectric LED controller is connected to the multiple photoelectric LED arrays of the multiple groups through serial communication.

[0047] Specifically, refer to Figure 4 When the owner needs to display information content on the window through voice or button operation, the main control MCU1 controls the photoelectric LED array through the photoelectric LED controller, and the photoelectric LED array on the information glass body 16 displays the corresponding text, numbers, patterns, dynamic images and other designated information. It should be understood that the information display can be in the form of photoelectric LED, liquid crystal, OLED and the like.

[0048] In the embodiment of the present application, the main control MCU1 and the photoelectric LED controller use SPI communication. The main control MCU1 and the photoelectric LED controller can also use I2 C communication, LIN communication, CAN communication, encoder and decoder and other forms of control. It should be understood that the information glass body 16 and the color-changing glass body 15 can be integrated into one, that is, the glass can change color and display information.

[0049] The embodiment of the present invention also provides a car, which includes a color-changing glass assembly or an information-based glass assembly. It should be understood that the color-changing glass assembly and the information-based glass assembly can be integrated into one, that is, the color-changing glass body 15 and the information-based glass body 16 are integrated into a piece of glass.

[0050] As described above, the above embodiments are only used to introduce the technical solution of the present invention in detail, but the description of the above embodiments is only used to help understand the method and core idea of ​​the present invention and should not be understood as limiting the present invention. Changes or substitutions that can be easily thought of by technicians in this technical field within the technical scope disclosed by the present invention should be covered within the protection scope of the present invention.

Claims

1. A vehicle window control module, comprising a main control MCU (1), a power supply module (2) respectively connected to the main control MCU (1) for communication, a switch detection module (3), and a motor drive module (7), wherein the motor drive module (7) is electrically connected to a motor (8) for opening and closing the vehicle window, characterized in that: Also includes: A glass color change control module (12) and an informationized glass control module (13) respectively connected to the main control MCU (1) for communication; The glass color change control module (12) comprises a P-channel enhancement type MOS tube and a power supply filter circuit (14); the gate G of the P-channel enhancement type MOS tube is electrically connected to the main control MCU (1), the drain D is used to be connected to the vehicle body power supply, and the source S is electrically connected to the power supply filter circuit (14); the power supply filter circuit (14) is used to be electrically connected to the color change glass body (15); The information glass control module (13) comprises a plurality of photoelectric LED controllers which are communicatively connected to the main control MCU (1), and the plurality of photoelectric LED controllers are used to be electrically connected to the information glass body (16).

2. The vehicle window control module according to claim 1, characterized in that: The power supply filter circuit (14) comprises a resistor R, a capacitor C1 and a capacitor C2; one end of the resistor R is connected to the source level S of the P-channel enhancement type MOS tube, and the other end is used to connect to the color-changing glass body (15); the capacitor C1 and the capacitor C2 are connected in parallel to the resistor R, and the capacitor C1 and the capacitor C2 are grounded.

3. The vehicle window control module according to claim 2, characterized in that: It also comprises a communication module (4) and an ADC module (5) which are communicatively connected to the main control MCU (1); the communication module (4) is used for being communicatively connected to the vehicle body bus.

4. The vehicle window control module according to claim 2, characterized in that: It also includes a storage module (6) which is communicatively connected to the main control MCU (1).

5. The vehicle window control module as claimed in claim 2, characterized in that: It also includes a Hall detection module (9) and a Hall effect sensor (10), wherein the Hall detection module (9) is respectively connected to the main control MCU (1) and the Hall effect sensor (10) for communication, and the Hall effect sensor (10) is installed on the motor (8).

6. The vehicle window control module as claimed in claim 2, characterized in that: It also comprises a ripple detection module (11) which is communicatively connected to the main control MCU (1), and the ripple detection module (11) is electrically connected to the negative pole of the motor (8).

7. A color-changing glass assembly, comprising a vehicle window control module according to any one of claims 1 to 6, characterized in that: Also includes: A color-changing glass body (15), wherein the color-changing glass body (15) is electrically connected to a resistor R.

8. An information glass assembly, comprising a vehicle window control module as claimed in any one of claims 1 to 6, characterized in that: Also includes: An information glass body (16) is provided, wherein a plurality of photoelectric LED arrays are built in the information glass body (16), and a plurality of photoelectric LED controllers are connected to the plurality of photoelectric LED arrays via serial communication.

9. The information glass assembly according to claim 8, characterized in that: The serial communication is SPI communication, I 2 One of C communication, LIN communication, encoder / decoder communication, and CAN communication.

10. An automobile, characterized in that: Comprising a glass assembly as described in any one of claims 7 or 8.

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