CN111731193B - Vehicle external rearview mirror and control method, device and equipment thereof - Google Patents
Vehicle external rearview mirror and control method, device and equipment thereof Download PDFInfo
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- CN111731193B CN111731193B CN202010448581.0A CN202010448581A CN111731193B CN 111731193 B CN111731193 B CN 111731193B CN 202010448581 A CN202010448581 A CN 202010448581A CN 111731193 B CN111731193 B CN 111731193B
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- vehicle
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- air outlet
- rainfall value
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
- B60R1/02—Rear-view mirror arrangements
- B60R1/06—Rear-view mirror arrangements mounted on vehicle exterior
- B60R1/0602—Rear-view mirror arrangements mounted on vehicle exterior comprising means for cleaning or deicing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/54—Cleaning windscreens, windows or optical devices using gas, e.g. hot air
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/84—Heating arrangements specially adapted for transparent or reflecting areas, e.g. for demisting or de-icing windows, mirrors or vehicle windshields
- H05B3/845—Heating arrangements specially adapted for transparent or reflecting areas, e.g. for demisting or de-icing windows, mirrors or vehicle windshields specially adapted for reflecting surfaces, e.g. bathroom - or rearview mirrors
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Multimedia (AREA)
- Rear-View Mirror Devices That Are Mounted On The Exterior Of The Vehicle (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The invention relates to the technical field of vehicle manufacturing, in particular to a vehicle external rearview mirror and a control method, a device and equipment thereof. Wherein, vehicle outside rear-view mirror includes casing and lens, still includes: the air outlet device is communicated with the vehicle-mounted air conditioning device; the control method comprises the following steps: acquiring current environmental condition information, wherein the environmental condition information comprises a rainfall value; if the rainfall value is larger than or equal to the preset rainfall value, controlling the heating resistor to heat the lens and/or outputting airflow to the air outlet device by the vehicle-mounted air conditioning device; when the vehicle-mounted air conditioning device outputs air flow to the air outlet device, the air outlet device is controlled to blow and sweep the lens of the vehicle external rearview mirror. This openly can ensure the definition that the rear-view mirror lens satisfies the demand when sleet weather, improve and drive safety, improve user experience.
Description
Technical Field
The invention relates to the technical field of vehicle manufacturing, in particular to a vehicle external rearview mirror and a control method, a device and equipment thereof.
Background
The automobile rearview mirror comprises an outer rearview mirror and a lower rearview mirror which are arranged outside the automobile and an inner rearview mirror which is arranged inside the automobile, and is used for reflecting the conditions of the rear, the side and the lower side of the automobile, so that a driver can observe the road condition in time conveniently, and the visual field range of the driver is enlarged. However, in some severe weather conditions, such as rain and snow weather, the outer rearview mirror and the lower rearview mirror can be covered by rain and snow, so that a driver cannot clearly see related road conditions, and potential safety hazards in driving are introduced.
Therefore, it is desirable to provide an improved external rearview mirror for vehicle and a control method thereof, so as to solve the above technical problems, reduce driving risks and improve user experience.
Disclosure of Invention
In view of the above technical problems, the present disclosure provides a vehicle exterior rear view mirror and a control method thereof, which can maintain the clarity of a mirror surface, reduce accident risks, and improve user experience.
In one aspect, the present invention provides a vehicle exterior rear view mirror, comprising a housing and a lens, further comprising: the air outlet device is used for blowing the lens and the heating resistor is used for heating the lens, and the air outlet device is communicated with the vehicle-mounted air conditioning device.
In another aspect, the present invention further provides a method for controlling a vehicle exterior rear view mirror, which includes:
acquiring current environmental condition information, wherein the environmental condition information comprises a rainfall value;
if the rainfall value is greater than or equal to a preset rainfall value, controlling a heating resistor to heat the lens and/or controlling a vehicle-mounted air conditioning device to output airflow to an air outlet device;
and when the vehicle-mounted air conditioning device outputs air flow to the air outlet device, controlling the air outlet device to blow and sweep the lens of the vehicle external rearview mirror.
In another aspect, the present invention also discloses a control device of a vehicle exterior rear view mirror, the device comprising:
a first obtaining module: the system comprises a data processing unit, a data processing unit and a data processing unit, wherein the data processing unit is used for acquiring current environmental condition information, and the environmental condition information comprises a rain amount value;
a first control module: the air outlet device is used for controlling a heating resistor to heat the lens and/or controlling the vehicle-mounted air conditioning device to output airflow to the air outlet device if the rainfall value is greater than or equal to a preset rainfall value;
a second control module: and the air outlet device is controlled to blow and sweep the lens of the rearview mirror outside the vehicle when the vehicle-mounted air conditioning device outputs air flow to the air outlet device.
In another aspect, the present invention further provides a control device for a vehicle exterior rear view mirror, including a processor and a memory, where at least one instruction or at least one program is stored in the memory, and the at least one instruction or at least one program is loaded and executed by the processor to implement the driving risk based vehicle control method.
In another aspect, the invention discloses a vehicle comprising the vehicle exterior mirror, the control device or the control apparatus described above.
The vehicle outside rear-view mirror, the control method, the control device, the control equipment and the vehicle provided by the disclosure have the following technical effects:
this openly utilizes heating resistor and air-out device to heat and/or sweep outside rear-view mirror piece, can ensure the definition that the rear-view mirror piece satisfies the demand when sleet weather, makes the driver can improve driving safety through the clear observation vehicle rear of outside rear-view mirror and side road conditions, improves user experience.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions and advantages of the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1: the flow chart of the control method of the vehicle external rear-view mirror provided by the embodiment of the disclosure is schematic;
FIG. 2: a schematic block diagram of a system provided by an embodiment of the present disclosure;
FIG. 3: the embodiment of the disclosure provides a schematic diagram of a part of an interface on an IHU display screen;
FIG. 4: the control device of the vehicle external rearview mirror provided by the embodiment of the disclosure is schematically structured;
FIG. 5: the embodiment of the disclosure provides a block diagram of a structure of a control device of a vehicle exterior rearview mirror.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, apparatus, article, or server that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The present disclosure provides a vehicle exterior rear view mirror, including a housing and a lens, further comprising: the air outlet device is used for blowing the lens and the heating resistor is used for heating the lens, and the air outlet device is communicated with the vehicle-mounted air conditioning device.
So, utilize heating resistor can carry out defogging, defrosting and dewatering to the lens of outside rear-view mirror, utilize the air-out device can sweep drop of water or snow on the lens to guarantee the definition of outside rear-view mirror.
Wherein the external rear view mirror may include an external rear view mirror and a front rear view mirror of a vehicle.
In the embodiment of the disclosure, the air flow output by the air outlet device comes from a vehicle-mounted air conditioning device. Therefore, the original air conditioning device of the vehicle is used as a power source of the air outlet device, and structures such as an independent air pump and the like are not needed to be arranged, so that the cost is saved and the engineering complexity is reduced.
In practice, the heating resistor may be disposed on the rear surface of the lens. Preferably, the heating resistor is a resistance wire structure arranged on the rear surface of the lens in a disc shape, for example, in an S-shaped arrangement.
In some embodiments, the heating resistor comprises a plurality of resistance wire structures which can be electrified independently to heat, so as to realize adjustment of different heating temperatures.
In some embodiments, the heating resistors may be heated in stages to different temperatures.
Based on the above embodiment, in the embodiment of the present disclosure, the air outlet device includes at least one air duct; one end of the air duct is an air outlet arranged on the shell, and the other end of the air duct is an air inlet communicated with an evaporator of the vehicle-mounted air conditioning device. In this way, the heat exchange of the air is performed by the evaporator of the vehicle, and no new air conditioning device is required.
In practical application, one or more air outlets can be arranged on the shell of each rearview mirror, and one air duct can be provided with one or more air outlets. Preferably, a plurality of air outlets can be arranged at intervals at the upper part of the shell, so that the lens can be uniformly and comprehensively blown.
Based on some or all of the above embodiments, in some embodiments, the air inlet of the air duct is communicated with the evaporator of the vehicle-mounted air conditioning device through the front window defrosting air duct.
In practical application, after the vehicle-mounted air conditioning device is started, airflow passes through the front defrosting air duct through the evaporator and then enters the air duct of the air outlet device. Therefore, the defrosting of the front window and the purging of the external rearview mirror lens can be simultaneously carried out, the energy consumption is reduced, and the operation steps are reduced.
In some embodiments, a valve is arranged between the air duct of the air outlet device and the front window defrosting air duct, and when only the front window needs to be defrosted and the external rearview mirror lens does not need to be purged, the valve can block the air flow from flowing to the air duct of the air outlet device.
It should be noted that, in other embodiments, the air duct of the air outlet device may also be directly communicated with the evaporator.
Based on the above-mentioned some or all embodiments, in this disclosed embodiment, the air-out device includes the blower motor, the blower motor is used for controlling the air current that the air outlet output satisfies current wind speed demand condition. So, can adjust the wind speed of air current according to current demand, reduce the energy consumption extravagant and ensure to clear away drop of water or snow etc. on the lens in time.
In practical application, the blowing motor can carry out secondary pressurization on the airflow from the vehicle-mounted air conditioning device, so that the wind speed of the airflow at the air outlet can meet the current wind speed requirement condition.
In a specific embodiment, the air speed of the air flow at the air outlet can be adjusted in a stepless or graded manner by the air blowing motor.
Based on some or all of the above embodiments, in the embodiment of the present disclosure, the air outlet is disposed at the upper portion of the housing, and the air flow output by the air outlet sweeps downward along the upper portion of the lens.
In practical application, a plurality of air outlets can be arranged at the upper part of the shell, so that air flow is uniformly and comprehensively blown downwards from the upper part of the lens. So, can utilize the gravity action of drop of water or snow when sweeping, promote and sweep the effect, reduce the wind speed demand.
The present disclosure also provides a method for controlling a vehicle exterior rear view mirror, please refer to fig. 1, fig. 1 is a schematic flowchart of a method for controlling a vehicle exterior rear view mirror provided in an embodiment of the present disclosure, and the present specification provides method operation steps as described in the embodiment or the flowchart, but may include more or less operation steps based on conventional or non-inventive labor. The order of steps recited in the embodiments is merely one manner of performing the steps in a multitude of sequences, and does not represent a unique order of performance. When an apparatus, device, storage medium, or device product in practice executes, it may execute sequentially or in parallel (e.g., in the context of parallel processors or multi-threaded processing) according to the embodiments or methods shown in the figures. Specifically, as shown in fig. 1, the method may include:
s100: obtaining current environmental condition information, wherein the environmental condition information comprises a rain amount value.
S200: and if the rainfall value is greater than or equal to a preset rainfall value, controlling a heating resistor to heat the lens and/or controlling a vehicle-mounted air conditioning device to output airflow to the air outlet device.
S300: and when the vehicle-mounted air conditioning device outputs air flow to the air outlet device, controlling the air outlet device to blow and sweep the lens of the vehicle external rearview mirror.
In the embodiment of the present disclosure, the rainfall value may represent the amount of rainfall or snowfall in the current environment; the heating resistor and the air outlet device can be controlled to respectively and independently work or simultaneously work according to the magnitude of the rain value. For example, when the rainfall value is small, only the heating resistor or the air outlet device can be independently started to remove rainwater; when the rainfall value is large, the heating resistor and the air outlet device can be started simultaneously to ensure the rainwater treatment effect.
In practical application, the vehicle-mounted air conditioning device can be an original air conditioning mechanism of a vehicle, and airflow can be directly output to the air outlet device by the vehicle-mounted air conditioning device or can be output to the air outlet device through a front window defrosting air duct; the preset rain amount value can be set according to an empirical value.
In a specific embodiment, the rain amount value can be detected by a rain sensor, and the vehicle exterior rear-view mirror can be separately provided with the rain amount sensor, or can share the rain amount sensor with other vehicle structures such as a wiper mechanism.
In some embodiments, the preset rainfall value may include a first preset rainfall value and a second preset rainfall value, and when the rainfall value is greater than or equal to the first preset rainfall value, the heating resistor is controlled to activate the heating lens to evaporate water; when the rain amount value is larger than or equal to a second preset rain amount value, the air outlet device is controlled to be started to work with the heating resistor in a coordinated mode, and therefore the effect of removing moisture on the surface of the lens is guaranteed.
In some embodiments, the air flow is blown from the upper part of the lens to the lower part of the lens, so that the gravity action of water drops is utilized to improve the blowing effect and reduce the energy consumption.
So, utilize heating resistor and air-out device to heat and/or sweep outside rear-view mirror piece, can ensure the definition that the rear-view mirror piece satisfies the demand when sleet weather, make the driver can improve driving safety through the observation vehicle rear and the side road conditions that outside rear-view mirror is clear, improve user experience.
Based on some or all of the foregoing embodiments, in this disclosure, the step S300 includes: controlling the air outlet device to purge the lens of the vehicle external rearview mirror according to the current wind speed requirement condition; wherein the current wind speed demand condition is determined based on the rainfall value.
In practical application, the larger the rainfall value is, the larger the air outlet speed of the air outlet device in the current air speed demand condition is, and the current air speed demand condition may be set according to an empirical value.
In some embodiments, when the lens of the external rearview mirror of the vehicle is purged according to the current wind speed requirement condition, the air output and the air output speed of the air output device can be adjusted through the vehicle-mounted air conditioning device, for example, the air output level of the air output device is controlled according to the original air output level of the vehicle-mounted air conditioning device.
In other embodiments, the air outlet device may be provided with a separate blower motor, and the blower motor is configured to control an airflow output by an air outlet of the air outlet device to meet a current wind speed requirement. And an air inlet of the air outlet device receives air flow from the vehicle-mounted air conditioning device, and the air flow is secondarily pressurized by the blowing motor to meet the air speed or air volume of the current air speed requirement condition.
In practical applications, the pressurizing power of the blowing motor acting on the air flow can be calibrated according to an empirical value, or the currently required pressurizing power can be calculated in real time according to the currently required air speed through a program.
So, can adjust the wind speed of air current according to current demand, reduce the energy consumption extravagant and ensure to clear away drop of water or snow etc. on the lens in time.
Based on some or all of the foregoing embodiments, in this embodiment of the disclosure, before the step S300, the method further includes: acquiring the current vehicle speed; the current wind speed demand condition is determined based on the rain magnitude and a vehicle speed.
In practical applications, the larger the vehicle speed is, the larger the wind outlet speed of the wind outlet device in the current wind speed demand condition is.
Based on some or all of the above embodiments, in the embodiments of the present disclosure, the environmental condition information further includes a current environmental temperature and/or a current environmental humidity; after the step S100, the method further includes:
and if the current environment temperature is less than or equal to the preset temperature and/or the current environment humidity is less than or equal to the preset humidity, controlling a heating resistor to heat the lens and/or outputting air flow to the air outlet device by the vehicle-mounted air conditioning device. To prevent fogging or frosting of the lens.
Wherein the current ambient temperature may be obtained by a temperature sensor provided on the vehicle's rearview mirror alone or in common with other structures of the vehicle. The current ambient humidity may be obtained by a humidity sensor provided on the vehicle's rearview mirror alone or in common with other structures of the vehicle.
Based on some or all of the above embodiments, in the embodiments of the present disclosure, the environmental condition information further includes a lens visibility; after the step S100, the method further includes:
and if the visibility of the lenses is less than or equal to the preset visibility, controlling the vehicle-mounted air conditioning device to output airflow to the air outlet device.
In practical application, the visibility of the lens can be obtained through a light emitting device, specifically, the light emitting device can be arranged to emit light to the lens and receive the emitted light, and the visibility of the lens can be obtained through calculation; or the image acquisition device is used for acquiring the lens image so as to identify whether foreign matters exist on the lens or not, so that the visibility of the lens is obtained.
Based on some or all of the above embodiments, in the embodiments of the present disclosure, the environmental condition information further includes a lens snow accumulation amount; after the step S100, the method further includes:
and if the snow accumulation amount of the lens is more than or equal to the preset snow amount, controlling the vehicle-mounted air conditioning device to output air flow to the air outlet device so as to purge the accumulated snow on the lens.
In some embodiments, a gravity sensor may be provided to detect snow accumulation over the lens.
In other embodiments, an image capture device may be provided to detect the presence of snow over the lens.
Based on some or all of the foregoing embodiments, in this disclosed embodiment, after the step S100, the method further includes: and controlling the heating resistor to heat the lens of the vehicle external rearview mirror according to the current heating demand condition.
In practical applications, the current heating demand condition may be determined according to one or more of the rain amount value, the vehicle speed, the current ambient temperature, and the current ambient humidity.
Referring to fig. 2, fig. 2 is a schematic diagram of a system according to the present embodiment, in which an external rear view mirror of a vehicle includes a left external rear view mirror provided with a left air outlet device and a right external rear view mirror provided with a right air outlet device, and a vehicle-mounted air conditioning device of the vehicle is provided with an air conditioning control module, an evaporator, a compressor and a blower; the control device of the external rearview mirror is integrated in the air-conditioning control module; the compressor is connected with a transmitter and/or a motor of the vehicle through a belt to obtain compression power; the evaporator is connected with the air blower; the air conditioner evaporator is communicated with an air duct of the air outlet device through a front vehicle window defrosting air duct; the air conditioner control module is in communication connection with an Infotainment Host (IHU), a heating resistor, a rainfall sensor and a blowing motor, and is used for receiving rainfall signals sent by the rainfall sensor, instructions sent by the IHU (such as a heating start instruction, a starting air-out instruction, a heating gear instruction, a wind speed instruction and the like input by a user through a display screen) and sending control instructions for the vehicle-mounted air conditioning device, the blowing motor and the heating resistor. Referring to fig. 3, fig. 3 is a schematic view showing a part of an interface on a display screen of an IHU according to the embodiment, in which the system can be used to input wind speed information and/or heating gear information by a user clicking a heating switch and/or a wind speed switch; the IHU sends related information and instructions to the air conditioner control module to control the air outlet device and the heating resistor to work; or when the user selects the AUTO mode, the system can automatically turn on the air outlet device and the heating resistor.
The control method of the vehicle exterior rear view mirror of the present disclosure is described below based on the above-described system and manual control scenario.
S11: the rainfall sensor detects a rainfall value signal and sends the rainfall value signal to the air conditioner control module.
S12: and the IHU receives heating gear information and/or wind speed information sent by a user.
S13: the air conditioner control module responds to the heating gear information and/or the wind speed information to start the heating resistor, and/or start the vehicle-mounted air conditioning device and the blowing motor, and adjusts the heating power of the heating resistor and/or the pressurizing power of the blowing motor according to the rainfall value and the preset rainfall value.
Specifically, if the air conditioner control module judges a heating gear in heating gear information input by a user and/or a wind speed value in wind speed information is under the condition of current rainfall, the requirement of the outer rearview mirror for definition cannot be met, and then the heating gear and/or the pressurizing power are/is increased so as to increase the heating rate and the blowing wind speed.
S14: the compressor, the blower and the compressor of the vehicle-mounted air conditioning device, the blowing motors and the heating resistors of the left and right outer rearview mirrors execute corresponding operations in response to the instructions sent by the air conditioner control module, the mirror surfaces of the left and right outer rearview mirrors are dewatered, and the definition of the lenses is ensured.
S15: the air conditioner control module sends feedback information to the IHU, wherein the feedback information comprises blowing motor switch information, heating resistance switch information, blowing air speed information and heating gear information.
The control method of the vehicle exterior rear view mirror of the present disclosure is described below based on the above-described system and automatic control scenario.
S11: the user selects the AUTO mode on the IHU interface, and the IHU sends the instruction to the air conditioner control module.
S12: the rainfall sensor detects a rainfall value signal and sends the rainfall value signal to the air conditioner control module.
S13: the air conditioner control module responds to the rainfall value signal to calculate a current heating demand condition and a current wind speed demand condition, and sends a heating instruction and/or a wind speed instruction to heating resistors of left and right outer rearview mirrors and/or a vehicle-mounted air conditioning device and a blowing motor according to the current heating demand condition and the current wind speed demand condition, wherein the heating instruction comprises a heating gear, and the wind speed instruction comprises a blowing wind speed.
The current heating demand condition and the current wind speed demand condition may be determined according to calibrated software parameters and policies.
S14: the compressor, the blower and the compressor of the vehicle-mounted air conditioning device, the blowing motors and the heating resistors of the left and right outer rearview mirrors execute corresponding operations in response to the instructions sent by the air conditioner control module, the mirror surfaces of the left and right outer rearview mirrors are dewatered, and the definition of the lenses is ensured.
S15: the air conditioner control module sends feedback information to the IHU, wherein the feedback information comprises blowing motor switch information, heating resistance switch information, blowing air speed information and heating gear information.
The present disclosure further provides a control device for a vehicle exterior rear view mirror, which includes a processor and a memory, and is characterized in that at least one instruction or at least one program is stored in the memory, and the at least one instruction or the at least one program is loaded and executed by the processor to implement the control method for the vehicle exterior rear view mirror.
Further, fig. 4 shows a schematic structural diagram of a control device of a vehicle exterior rear-view mirror for implementing the method provided by the embodiment of the invention, which may participate in constituting or including the apparatus provided by the embodiment of the invention. As shown in fig. 4, the vehicle exterior rear view mirror-based control device 1 may include one or more (shown as 102a, 102b, \8230;, 102 n) processors 102 (the processors 102 may include, but are not limited to, a processing device such as a microprocessor MCU or a programmable logic device FPGA, etc.), a memory 104 for storing data, and a transmission device 106 for communication functions. Besides, the method can also comprise the following steps: a display, an input/output interface (I/O interface), a Universal Serial Bus (USB) port (which may be included as one of the ports of the I/O interface), a network interface, a power source, and/or a camera. It will be understood by those skilled in the art that the structure shown in fig. 4 is only an illustration and is not intended to limit the structure of the electronic device. For example, the control device 1 of the vehicle exterior rear view mirror may also include more or fewer components than shown in fig. 4, or have a different configuration from that shown in fig. 4.
It should be noted that the one or more processors 102 and/or other data processing circuitry described above may be referred to generally herein as "data processing circuitry". The data processing circuitry may be embodied in whole or in part in software, hardware, firmware, or any combination thereof. Furthermore, the data processing circuit may be a single independent processing module, or incorporated wholly or partly into any of the other elements in the control device 1 (or mobile device) of the vehicle exterior rear view mirror. As referred to in the embodiments of the application, the data processing circuit acts as a processor control (e.g. selection of a variable resistance termination path connected to the interface).
The memory 104 may be used to store software programs and modules of application software, such as program instructions/data storage devices corresponding to the method described in the embodiment of the present invention, and the processor 102 executes various functional applications and data processing by running the software programs and modules stored in the memory 104, so as to implement the control method of the vehicle exterior rear view mirror described above. The memory 104 may include high-speed random access memory, and may also include non-volatile memory, such as one or more magnetic storage devices, flash memory, or other non-volatile solid-state memory. In some examples, the memory 104 may further include a memory remotely provided with respect to the processor 102, and these remote memories may be connected to the control device 1 of the vehicle exterior rear view mirror through a network. Examples of such networks include, but are not limited to, vehicular networks, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
The transmission device 106 is used for receiving or transmitting data via a network. A concrete example of the network described above may include a wireless network provided by a communication provider of the control apparatus 1 for the vehicle exterior rear view mirror. In one example, the transmission device 106 includes a Network adapter (NIC) that can be connected to other Network devices through a base station to communicate with the internet. In one example, the transmission device 106 can be a Radio Frequency (RF) module, which is used to communicate with the internet in a wireless manner.
The display may be, for example, a touch screen type Liquid Crystal Display (LCD) which may enable a user to interact with a user interface of the control device 1 (or mobile device) of the vehicle exterior rear view mirror.
The present disclosure also provides a computer-readable storage medium having at least one piece of code or instructions stored therein, which is loaded and executed by a processor to implement the control method of the vehicle exterior rear view mirror described above.
In the embodiments of the present disclosure, the memory and/or the storage medium may be used to store software programs and modules, and the processor may execute various functional applications and data processing by operating the software programs and modules stored in the memory. The memory and/or storage medium may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating device, an application program required for a function, and the like; the storage data area may store data created according to use of the apparatus, and the like. Further, the memory and/or storage medium may include high speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid state storage device. Accordingly, the memory and/or storage medium may also include a storage controller to provide the processor with access to the memory and/or storage medium.
The vehicle exterior rear view mirror of the present disclosure further includes a control device, please refer to fig. 5, fig. 5 shows a control device of a vehicle exterior rear view mirror provided by the present disclosure, the device includes:
the first obtaining module 10: the system comprises a data processing unit, a data processing unit and a data processing unit, wherein the data processing unit is used for acquiring current environmental condition information, and the environmental condition information comprises a rain amount value;
the first control module 20: the air outlet device is used for controlling a heating resistor to heat the lens and/or controlling the vehicle-mounted air conditioning device to output airflow to the air outlet device if the rainfall value is greater than or equal to a preset rainfall value;
the second control module 30: and the air outlet device is controlled to blow and sweep the lens of the rearview mirror outside the vehicle when the vehicle-mounted air conditioning device outputs air flow to the air outlet device.
Based on some or all of the foregoing embodiments, in the embodiment of the present disclosure, the second control module 30 may specifically be configured to: controlling the air outlet device to purge the lens of the vehicle external rearview mirror according to the current wind speed requirement condition; wherein the current wind speed demand condition is determined based on the rainfall value.
Based on some or all of the above embodiments, in the embodiments of the present disclosure, the apparatus may further include:
a second obtaining module: for obtaining a current vehicle speed; the current wind speed demand condition is determined based on the rain magnitude and a vehicle speed.
Based on some or all of the foregoing embodiments, in this disclosure, the apparatus may further include a second obtaining module: for obtaining a current vehicle speed; the current wind speed demand condition is determined based on the rain magnitude and a vehicle speed.
Based on some or all of the above embodiments, in the embodiments of the present disclosure, the environmental condition information further includes a current environmental temperature and/or a current environmental humidity; the apparatus may further include a second control module: and the air outlet device is used for controlling the heating resistor to heat the lens and/or outputting air flow to the vehicle-mounted air conditioning device if the current environment temperature is less than or equal to the preset temperature and/or the current environment humidity is less than or equal to the preset humidity.
Based on some or all of the above embodiments, in the embodiments of the present disclosure, the environmental condition information further includes a lens visibility; the apparatus may further include a third control module: and the air conditioner is used for controlling the vehicle-mounted air conditioning device to output airflow to the air outlet device if the visibility of the lenses is less than or equal to the preset visibility.
Based on some or all of the above embodiments, in the embodiments of the present disclosure, the environmental condition information further includes a lens snow accumulation amount; the apparatus may further include a fourth control module: and the air outlet device is used for controlling the vehicle-mounted air conditioning device to output air flow to the air outlet device so as to blow and sweep snow on the lenses if the snow accumulation amount of the lenses is more than or equal to the preset snow amount.
Based on some or all of the above embodiments, in the embodiments of the present disclosure, the apparatus may further include a fifth control module: the heating resistor is used for controlling the heating resistor to heat the lens of the vehicle external rearview mirror according to the current heating demand condition. Wherein the current heating demand condition may be determined according to one or more of the rain amount value, a vehicle speed, a current ambient temperature, and a current ambient humidity.
The above-described device embodiment and the device and method embodiments in the device embodiment are based on the same inventive concept.
The present disclosure also provides a vehicle including the vehicle exterior rear view mirror described above.
It can be seen from the above embodiments of the vehicle exterior rear view mirror, the control method, device, control device, storage medium or vehicle provided by the present disclosure that the present disclosure utilizes the heating resistor and the air outlet device to heat and/or purge the exterior rear view mirror, and can ensure the definition that the rear view mirror lens meets the requirement in rainy and snowy weather, so that the driver can clearly observe the road conditions at the rear and the side of the vehicle through the exterior rear view mirror, thereby improving the driving safety and improving the user experience.
It should be noted that: the precedence order of the above embodiments of the present invention is only for description, and does not represent the merits of the embodiments. And specific embodiments thereof have been described above. Other embodiments are within the scope of the following claims. In some cases, the actions or steps recited in the claims may be performed in a different order than in the embodiments and still achieve desirable results. In addition, the processes depicted in the accompanying figures do not necessarily require the particular order shown, or sequential order, to achieve desirable results. In some embodiments, multitasking and parallel processing may also be possible or may be advantageous.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the apparatus, device and media embodiments, since they are substantially similar to the method embodiments, the description is relatively simple, and reference may be made to some descriptions of the method embodiments for relevant points.
It will be understood by those skilled in the art that all or part of the steps for implementing the above embodiments may be implemented by hardware, or may be implemented by a program instructing relevant hardware, where the program may be stored in a computer-readable storage medium, and the above-mentioned storage medium may be a read-only memory, a magnetic disk or an optical disk, etc.
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 invention, 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 (8)
1. A vehicle exterior rear view mirror comprising a housing and a lens, characterized in that the vehicle exterior rear view mirror further comprises: the air outlet device is used for blowing the lens and the heating resistor is used for heating the lens, and the air outlet device is communicated with the vehicle-mounted air conditioning device;
the vehicle exterior rear view mirror further comprises a control device for acquiring current environmental condition information and current vehicle speed, wherein the environmental condition information comprises a rain amount value; if the rainfall value is greater than or equal to a preset rainfall value, controlling a heating resistor to heat the lens and/or controlling a vehicle-mounted air conditioning device to output airflow to the air outlet device, wherein the preset rainfall value can comprise a first preset rainfall value and a second preset rainfall value, and when the rainfall value is greater than or equal to the first preset rainfall value, controlling the heating resistor to start heating the lens; when the rainfall value is larger than or equal to the second preset rainfall value, controlling the air outlet device to start to work cooperatively with the heating resistor; acquiring the current vehicle speed; when the vehicle-mounted air conditioning device outputs air flow to the air outlet device, controlling the air outlet device to purge a lens of a rearview mirror outside a vehicle according to a current air speed demand condition, wherein the current air speed demand condition is determined based on a rain amount value and a vehicle speed, and the larger the vehicle speed is, the larger the air outlet speed of the air outlet device in the current air speed demand condition is; wherein the second preset rainfall value is greater than the first preset rainfall value.
2. The exterior rearview mirror of claim 1, wherein the air outlet means includes at least one air duct;
one end of the air duct is an air outlet arranged on the shell, and the other end of the air duct is an air inlet communicated with an evaporator of the vehicle-mounted air conditioning device.
3. The exterior rearview mirror of claim 2, wherein the air inlet of the air duct communicates with an evaporator of the vehicle air conditioning unit through a front window defrost air duct.
4. The exterior rearview mirror of claim 1, wherein the air outlet means includes a blower motor for controlling the air flow output from the air outlet to meet the current air speed requirement.
5. The exterior rearview mirror of any one of claims 2-4, wherein the vent is disposed in an upper portion of the housing, and the air flow output from the vent is swept downward along a direction above the lens.
6. A control method of a vehicle exterior rear view mirror based on any one of claims 1 to 5, characterized by comprising:
acquiring current environmental condition information, wherein the environmental condition information comprises a rain amount value;
if the rainfall value is greater than or equal to a preset rainfall value, controlling a heating resistor to heat a lens of an external rearview mirror and/or controlling a vehicle-mounted air conditioning device to output airflow to an air outlet device for blowing the lens, wherein the preset rainfall value can comprise a first preset rainfall value and a second preset rainfall value, and when the rainfall value is greater than or equal to the first preset rainfall value, controlling the heating resistor to start heating the lens; when the rainfall value is larger than or equal to the second preset rainfall value, controlling the air outlet device to start to work in cooperation with the heating resistor, wherein the second preset rainfall value is larger than the first preset rainfall value;
acquiring the current vehicle speed;
when the vehicle-mounted air conditioning device outputs air flow to the air outlet device, the air outlet device is controlled to purge a lens of a rearview mirror outside the vehicle according to a current air speed requirement condition, the current air speed requirement condition is determined based on the rainfall value and the vehicle speed, and the larger the vehicle speed is, the larger the air outlet speed of the air outlet device in the current air speed requirement condition is.
7. A control device for a vehicle exterior rear-view mirror, characterized by comprising:
a first acquisition module: the system comprises a data processing unit, a data processing unit and a data processing unit, wherein the data processing unit is used for acquiring current environmental condition information, and the environmental condition information comprises a rain amount value;
a first control module: the control unit is used for controlling the heating resistor to heat a lens of an external rearview mirror and/or controlling the vehicle-mounted air conditioning device to output airflow to an air outlet device for blowing the lens if the rainfall value is greater than or equal to a preset rainfall value, wherein the preset rainfall value can comprise a first preset rainfall value and a second preset rainfall value, and when the rainfall value is greater than or equal to the first preset rainfall value, the control unit controls the heating resistor to start heating the lens; when the rainfall value is larger than or equal to the second preset rainfall value, controlling the air outlet device to start and work with the heating resistor; wherein the second preset rainfall value is greater than the first preset rainfall value;
a second obtaining module: for obtaining a current vehicle speed;
a second control module: the air outlet device is used for controlling the air outlet device to blow and sweep the lens of the vehicle external rearview mirror according to the current air speed requirement condition when the vehicle-mounted air conditioning device outputs air flow to the air outlet device; the current wind speed demand condition is determined based on the rain amount value and the vehicle speed, and the larger the vehicle speed is, the larger the wind outlet speed of the wind outlet device in the current wind speed demand condition is.
8. A control device of a vehicle exterior rear view mirror, characterized by comprising a processor and a memory, characterized in that at least one instruction or at least one program is stored in the memory, which is loaded and executed by the processor to implement the control method of a vehicle exterior rear view mirror according to claim 6.
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| CN112428925A (en) * | 2020-12-02 | 2021-03-02 | 安徽江淮汽车集团股份有限公司 | Control method, device and equipment for heating intelligent rearview mirror and storage medium |
| CN115308978B (en) * | 2022-08-05 | 2024-05-28 | 郑州森鹏电子技术股份有限公司 | Design method for heating and defrosting functions of vehicle-mounted camera |
| CN115158228A (en) * | 2022-08-09 | 2022-10-11 | 中国第一汽车股份有限公司 | Automobile control method and device and storage medium |
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