CN111485788A

CN111485788A - Vehicle window anti-freezing control method and system and vehicle

Info

Publication number: CN111485788A
Application number: CN202010295495.0A
Authority: CN
Inventors: 徐中利
Original assignee: Epro New Energy Technology Yunnan Co ltd
Current assignee: Epro New Energy Technology Yunnan Co ltd
Priority date: 2020-04-15
Filing date: 2020-04-15
Publication date: 2020-08-04

Abstract

A window anti-freezing control method, a system and a vehicle are provided, wherein the method comprises the following steps: the method comprises the steps of obtaining the ambient temperature of a vehicle, judging whether the ambient temperature is smaller than a preset temperature threshold value, generating a corresponding control instruction, and controlling a vehicle window to execute corresponding operation according to the control instruction. By implementing the embodiment of the invention, the command for controlling the window to be anti-frozen can be generated when the environment of the vehicle is lower than the preset temperature, so that the phenomenon that the window and peripheral parts are frozen is prevented, the problem that the window cannot be opened due to freezing in a low-temperature environment is prevented, and the safety of the vehicle is ensured.

Description

Vehicle window anti-freezing control method and system and vehicle

Technical Field

The invention relates to the field of vehicle control, in particular to a vehicle window anti-freezing control method and system and a vehicle.

Background

At present, the control method of the existing vehicle window mainly comprises the steps of controlling the vehicle to lift through a switch button, sending a lifting instruction to a window controller through the switch button, controlling a driving motor to realize the lifting of the window by the window controller, in certain cold areas, when the vehicle is in a low environment temperature, in addition, in rainy and snowy weather, the window and peripheral parts are often frozen by ice and snow, the window can be opened by usually needing very large force, the window can not be opened by usually being driven by the moment of the driving motor for controlling the window to be opened, the window is difficult to open when the user uses the vehicle next time, or even cannot be opened, the potential safety hazard exists, and the driving safety of the user is affected.

Disclosure of Invention

The embodiment of the invention discloses a vehicle window anti-freezing control method, a vehicle window anti-freezing control system and a vehicle. Can combine vehicle self state and external environment temperature to control the door window, when making the door window be less than preset temperature, open fast in the short time through the control door window and close and prevent that the door window from being frozen by ice and snow.

The embodiment of the invention discloses a vehicle window anti-freezing control method in a first aspect, which comprises the following steps:

acquiring the ambient temperature of the vehicle, preferably, in this embodiment, the ambient temperature is acquired in real time; judging whether the environmental temperature is smaller than a preset temperature threshold value or not, and generating a corresponding control instruction; and controlling the car window to execute corresponding operation according to the control instruction.

In some embodiments of the present invention, determining whether the ambient temperature is less than a preset temperature threshold, and generating a corresponding control instruction includes:

if the environmental temperature is smaller than the temperature threshold, generating a vehicle window anti-freezing instruction; and if the ambient temperature is greater than the temperature threshold, generating a vehicle window holding instruction to enable the vehicle window to be kept in the current state.

In some embodiments of the present invention, according to the control instruction, controlling the vehicle window to perform a corresponding operation includes: and when the control instruction is a vehicle window anti-freezing instruction, controlling the vehicle window to execute periodic opening and closing actions within set time.

Preferably, the implementation of the periodic opening and closing actions of the vehicle window within the set time specifically includes: the window is not fully opened when opened.

In some embodiments of the present invention, the window is not completely opened, specifically, the window opening distance is a preset opening distance; in some embodiments of the present invention, the window may not be completely opened, and specifically, the window opening distance may not exceed a sealing distance of a doorframe sealing strip where the window is located.

In some embodiments of the present invention, the determining whether the ambient temperature is less than a preset temperature threshold and generating a corresponding control instruction includes: and if the environment temperature is continuously smaller than a preset temperature threshold value, periodically generating a window anti-freezing instruction.

In some embodiments of the present invention, before determining whether the ambient temperature is less than a preset temperature threshold and generating a corresponding control instruction, the method further includes: whether a person exists in the surrounding environment of the vehicle is detected.

Compared with the prior art, the embodiment of the invention has the following beneficial effects:

the embodiment of the invention can show that when the environment of the vehicle is lower than the preset temperature, a control window anti-freezing instruction is generated to control the small-amplitude quick opening and closing of the window, so that the window and the peripheral parts are prevented from freezing, the problem that the window cannot be opened due to freezing in a low-temperature environment is prevented, and the safety of the vehicle is ensured.

The second aspect of the embodiment of the present invention discloses a vehicle window anti-freezing control system, including:

the acquiring unit is used for acquiring the ambient temperature of the vehicle, preferably, the ambient temperature is acquired in real time;

the judging unit is used for judging whether the environment temperature is smaller than a preset temperature threshold value or not and generating a corresponding control instruction;

and the execution unit is used for controlling the car window to execute corresponding operation according to the control instruction.

In some embodiments of the present invention, the determining unit is specifically configured to: if the environmental temperature is smaller than the temperature threshold, generating a vehicle window anti-freezing instruction; and if the ambient temperature is greater than the temperature threshold, generating a vehicle window holding instruction to enable the vehicle window to be kept in the current state.

In some embodiments of the present invention, the execution unit is specifically configured to:

when the control instruction is a vehicle window anti-freezing instruction, controlling the vehicle window to execute periodic opening and closing actions within set time; preferably, the implementation of the periodic opening and closing actions of the vehicle window within the set time specifically includes: the window is not fully opened when opened.

A third aspect of the embodiments of the invention discloses a vehicle, including: the second aspect of the embodiment of the invention discloses a vehicle-mounted system upgrading system.

Due to the beneficial effects of the window anti-freezing control system, the vehicle according to the embodiment of the invention has corresponding beneficial effects by arranging the window anti-freezing control system.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic flow chart of a vehicle window anti-freezing control method disclosed by an embodiment of the invention;

FIG. 2 is a schematic flow chart of another vehicle window anti-freezing control method disclosed by the embodiment of the invention;

FIG. 3 is a schematic flow chart of another method for controlling anti-freezing of vehicle windows according to the embodiment of the invention;

FIG. 4 is a schematic structural diagram of a vehicle window anti-freezing control system according to an embodiment of the disclosure;

FIG. 5 is a schematic structural diagram of another vehicle window anti-freeze control system disclosed in the embodiment of the invention;

FIG. 6 is a schematic diagram of a relationship between window opening amplitude and temperature according to an embodiment of the present invention;

FIG. 7 is a schematic diagram of a vehicle with a window anti-freeze control system according to an embodiment of the disclosure.

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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It is to be noted that the terms "comprises" and "comprising" and any variations thereof in the embodiments and drawings of the present invention are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.

The embodiment of the invention discloses a method and a system for controlling anti-freezing of a vehicle window and a vehicle, which can automatically control the vehicle window by combining the ambient temperature of the vehicle. The following are detailed below.

Referring to fig. 1, fig. 1 is a schematic flow chart of a vehicle window anti-freezing control method according to an embodiment of the present invention. As shown in fig. 1, the vehicle-mounted system upgrading method may include the following steps:

s10 obtains the temperature of the environment where the vehicle is located.

In the embodiment of the present invention, as an optional implementation manner, the ambient temperature may be obtained by means of a temperature sensor disposed on the outer side of the vehicle, preferably the temperature sensor is disposed on the inner side of the vehicle door near the vehicle window, so as to more accurately obtain the temperature of the environment where the exterior rearview mirror is located, preferably, the ambient temperature is obtained in real time, and in some embodiments, the obtained ambient temperature may be moved to a wireless receiver disposed in the vehicle, the receiver is wirelessly connected with a mobile terminal, and the mobile terminal may send temperature information to the wireless receiver.

S20 determines whether the ambient temperature is less than a preset temperature threshold, and generates a corresponding control command.

In the embodiment of the present invention, according to the state of the window and whether the ambient temperature is lower than the preset temperature threshold, in some low-temperature environments, because there is a difference between the humidity inside and outside the vehicle, and after a user uses the vehicle, there is usually condensed water left on the window, and when the external temperature is lower, the window and the peripheral components are easily frozen together, if there is rain and snow weather, the freezing phenomenon and degree will be more obvious, and at the same time, in rain and snow weather, the rain and snow covered on the window will also cause the window to freeze when it encounters a low temperature, in the embodiment of the present invention, it is determined whether the window enters the anti-freezing mode by judging whether the ambient temperature is lower than the preset temperature, preferably, in this embodiment, the temperature threshold is set to 0 degree, and when the external ambient temperature is lower than 0 degree celsius, there is a possibility of the freezing phenomenon, the method specifically comprises the following steps:

if the environmental temperature is smaller than the temperature threshold, generating a vehicle window anti-freezing instruction; and if the ambient temperature is greater than the temperature threshold, generating a vehicle window holding instruction to enable the vehicle window to be kept in the current state. The vehicle window enters an anti-freezing working mode by generating an anti-freezing instruction, so that the vehicle window and peripheral components are prevented from freezing.

In some embodiments of the present invention, if the ambient temperature is continuously less than the preset temperature threshold, the window freeze prevention instruction is generated periodically, and the period may be set according to the current temperature, in this embodiment, the window freeze prevention mode is set to be turned on 3 times per hour at minus 10 degrees celsius, and the window freeze prevention mode is set to be turned on 4 times per hour at minus 20 degrees celsius.

Further, referring to fig. 2, in some embodiments, controlling the window to perform the corresponding operation according to the control instruction specifically includes:

s31 controls the window to enter the freeze-protected mode.

When the vehicle window enters the anti-freezing mode, the window is controlled to circularly open and close through a window opening motor arranged on the inner side of the vehicle door, the car window is opened and closed by the movement of the car window along the car window guide rail in the car door, the transmission of the car window and the car window opening motor is realized by the rack, the car window opening motor realizes the opening and closing of the car window through positive rotation and negative rotation, further, the car window opening amplitude can be a preset opening amplitude, preferably, in this embodiment, the opening range is 1/6 of the full opening stroke of the window, the cyclic opening and closing frequency is 3 times per second, the cyclic opening and closing frequency can be preset, the window is closed once after being opened, the anti-freeze mode time length can be 10 seconds or 5 seconds, when the antifreeze mode is 5 seconds long, the window is opened and closed 15 times along the window guide rail in the door. When a vehicle enters an anti-freezing mode, rain and snow covered on a vehicle window can be shaken off by quickly opening and closing the vehicle window in a short time, so that the condition that the vehicle window is frozen is prevented from being provided, and on the other hand, a structure which is about to possibly have a freezing phenomenon such as rainwater, liquid or steam can be damaged before the vehicle window is not completely frozen through the movement of the vehicle window, under the general condition, the surface of the vehicle window and peripheral parts can form an ice layer phenomenon when the vehicle window is in a closed state when the temperature is reached, if the ice layer is not treated within a certain time, the ice layer can be gradually thickened along with the time, when the ice layer exceeds a certain thickness, the problem that the vehicle window cannot be opened is caused, a user usually needs to heat the vehicle window or shovel ice with a large force to remove the ice on the vehicle window, the user cannot directly use the vehicle, and great trouble is brought to the user, according to the method, when the icing condition can be provided by detecting the ambient temperature, the shearing acting force on the icing layer is generated by rapidly opening and closing the vehicle window within a certain range, namely the condition that the vehicle window forms the icing phenomenon is destroyed when the vehicle window and the peripheral parts are not completely frozen, so that a vehicle owner can directly use the vehicle without removing the icing through actions such as heating or ice shoveling, and great convenience is provided for the user to use the vehicle.

Referring to fig. 6, fig. 6 is a graph showing a relationship between window opening amplitude and temperature during anti-freezing of a window according to an embodiment of the present invention, in a normal case, when the temperature is lower than 0 ℃, an icing phenomenon may occur, when the temperature is at-2 ℃ or-4 ℃, the window only needs to be opened and closed rapidly in a small amplitude, and the small amplitude displacement generated by the window may damage an ice layer structure to prevent the window from freezing.

In some embodiments, the window opening range can be set to be not more than the sealing distance of the door frame sealing strip where the window is located, and the anti-freezing mode can prevent rain and snow from entering the vehicle through the window opening when the window has rain and snow, so that inconvenience is prevented from being caused when the user uses the vehicle next time.

S32 controls the vehicle to maintain the current state.

In the embodiment of the invention, if the ambient temperature is greater than the preset temperature threshold, the window holding instruction is generated. In this embodiment, the temperature threshold is preferably 0 ℃, when it is detected that the ambient temperature of the vehicle is higher than 0 ℃, the vehicle window does not freeze, and at this time, the vehicle window is kept in the current state;

further, referring to fig. 3, in some embodiments, before determining whether the ambient temperature is less than a preset temperature threshold and generating a corresponding control instruction, the method further includes: whether the surrounding environment of the vehicle exists by people is detected, and the method specifically comprises the following steps:

s21 judges whether or not a person is present in the vicinity of the vehicle.

In the embodiment of the invention, when the window opening amplitude is set to be larger, the risk of vehicle theft exists in the process of preventing the window from being frozen, so the step is additionally arranged before the step of judging whether the environment temperature of the vehicle is higher than the preset temperature or not, and preferably, when the condition that no personnel exist in the 5 m surrounding of the vehicle is judged, the vehicle is judged to be in the safe environment.

Specifically, the judgment of whether people exist around the vehicle is realized by arranging an all-around camera avm (around view monitor) on the vehicle body, and the distance between the people around the vehicle and the vehicle is identified by the all-around camera to judge whether people exist around the vehicle.

Referring to fig. 4, fig. 4 is a schematic structural diagram of a vehicle window anti-freezing control system 100 according to an embodiment of the present invention, where the system specifically includes:

an acquisition unit 10, configured to acquire an ambient temperature of a vehicle;

the judging unit 20 is used for judging whether the environment temperature is smaller than a preset temperature threshold value or not and generating a corresponding control instruction;

and the judging unit 30 is an executing unit and is used for controlling the car window to execute corresponding operation according to the control instruction.

In some embodiments of the present invention, the obtaining unit 10 is specifically a temperature sensor, preferably, the temperature sensor is disposed at a position close to a window on an inner side of a vehicle door, so as to more accurately obtain a temperature of an environment where the exterior rearview mirror is located, preferably, the obtaining of the environment temperature is real-time, and in some embodiments, the obtaining of the environment temperature may be performed to a wireless receiver disposed in the vehicle, the receiver is wirelessly connected to a mobile terminal, and the mobile terminal may send temperature information to the wireless receiver.

In some embodiments of the present invention, the determining unit 20 is specifically configured to:

according to the window state with judge whether ambient temperature is less than preset's temperature threshold, under some low temperature environment, because there is the difference for humidity in the car, and after the user used the car, can remain the water after the condensation on the window usually, and when the outside temperature was lower, very easily with the window with peripheral parts freeze together, if meet sleet weather, the phenomenon and the degree of freezing can be more obvious, in this application embodiment, through judging whether ambient temperature is less than preset temperature and deciding whether the window gets into the mode of preventing frostbite, preferably, in this embodiment, the temperature threshold sets up to 0 degree centigrade, when outside ambient temperature is less than 0 degree centigrade, then there is the possibility of freezing phenomenon, specifically include:

In some embodiments of the present invention, the execution unit 30 is specifically configured to:

when the vehicle window enters the anti-freezing mode, the motor located inside the vehicle door starts to control the window to perform a cyclic opening and closing action, further, the window opening amplitude may be a preset opening amplitude, preferably, in this embodiment, the opening amplitude is 1/6 of the total opening stroke of the window, the cyclic opening and closing frequency is 3 times per second, and the duration of the anti-freezing mode may be 10 seconds or 5 seconds.

In some embodiments, the window opening range can be set to be not more than the sealing distance of the sealing strip of the doorframe where the window is located, and the anti-freezing mode can prevent rain and snow from entering the vehicle through the second window opening device when rain and snow exist on the window, so that inconvenience is prevented from being caused when the user uses the vehicle next time.

further, referring to fig. 5, in some embodiments, the obtaining unit 11 further includes a vehicle ambient environment obtaining unit 11, and the determining unit 20 further includes a vehicle ambient environment determining unit 22.

The vehicle surrounding environment acquiring unit 11 is specifically configured to:

the method comprises the steps of obtaining the surrounding environment of the vehicle through a vehicle looking around camera, identifying the distance between people around the vehicle and the vehicle, and sending the identified distance to a vehicle surrounding environment judging unit 22, wherein the vehicle surrounding environment judging unit 22 is specifically used for judging whether the distance between the people around the vehicle and the vehicle is larger than a preset distance threshold value, and if the distance between the people and the vehicle is larger than the preset distance threshold value, further judging whether the temperature of the surrounding environment of the vehicle is smaller than a preset temperature threshold value. And if the distance between the personnel and the vehicle is less than a preset distance threshold value, controlling the vehicle window to keep the current state, wherein the preset distance threshold value is preferably 5 m.

In the embodiment of the invention, when the window opening amplitude is set to be larger, the risk of vehicle theft exists in the process of preventing the window from being frozen, so the judging unit is additionally arranged before judging whether the environment temperature of the vehicle is higher than the preset temperature or not, and preferably, when the condition that no personnel exist in the 5 m surrounding of the vehicle is judged, the vehicle is judged to be in the safe environment.

Referring to fig. 7, a vehicle 1 is disclosed in a third aspect of the present invention, wherein the vehicle 1 includes any one of the window anti-freeze control systems 100 shown in fig. 4 and 5.

As can be seen from the above embodiments of the present invention, the vehicle window anti-freezing control method according to the embodiments of the present invention can automatically control the vehicle window in combination with the ambient environment and the external environment temperature, and can prevent the vehicle window from being frozen in a low temperature environment and being unable to be opened, thereby preventing the vehicle window from being frozen in a retracted state and being unable to be opened in the next use, and ensuring the safety of the vehicle.

It should be appreciated that reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure or characteristic described in connection with the embodiment is included in at least one embodiment of the present invention. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. Those skilled in the art should also appreciate that the embodiments described in this specification are exemplary and alternative embodiments, and that the acts and modules illustrated are not required in order to practice the invention.

In various embodiments of the present invention, it should be understood that the sequence numbers of the above-mentioned processes do not imply an inevitable order of execution, and the execution order of the processes should be determined by their functions and inherent logic, and should not constitute any limitation on the implementation process of the embodiments of the present invention.

The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.

In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.

The integrated units, if implemented as software functional units and sold or used as a stand-alone product, may be stored in a computer accessible memory. Based on such understanding, the technical solution of the present invention, which is a part of or contributes to the prior art in essence, or all or part of the technical solution, can be embodied in the form of a software product, which is stored in a memory and includes several requests for causing a computer device (which may be a personal computer, a server, a network device, or the like, and may specifically be a processor in the computer device) to execute part or all of the steps of the above-described method of each embodiment of the present invention.

The window anti-freezing control method, system and vehicle disclosed in the embodiments of the present invention are described above in detail, and the principle and the embodiments of the present invention are explained herein by applying specific examples, and the above description of the embodiments is only used to help understanding the method and the core idea of the present invention. Meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.

Claims

1. A window freeze control method, comprising:

acquiring the ambient temperature of a vehicle;

judging whether the environmental temperature is smaller than a preset temperature threshold value or not, and generating a corresponding control instruction;

and if the ambient temperature is less than the temperature threshold, generating a window anti-freezing instruction, and controlling the window to execute periodic opening and closing actions within set time.

2. The method according to claim 1, wherein the periodic opening and closing of the window within the set time is specifically: the window is not fully opened when opened.

3. The method according to claim 2, wherein the non-full window opening is in particular a window opening distance that is a preset opening distance.

4. The method according to claim 3, wherein the non-full window opening is in particular a window opening distance not exceeding a sealing distance of a door frame sealing strip where the window is located.

5. The method of claim 1, wherein the determining whether the ambient temperature is less than a predetermined temperature threshold and generating a corresponding control command comprises:

and if the environment temperature is continuously smaller than a preset temperature threshold value, periodically generating a window anti-freezing instruction.

6. The method of claim 1, wherein determining whether the ambient temperature is less than a predetermined temperature threshold and generating a corresponding control command comprises:

and if the ambient temperature is greater than the temperature threshold, generating a vehicle window holding instruction to enable the vehicle window to be kept in the current state.

7. The method of claim 2, before determining whether the ambient temperature is less than a predetermined temperature threshold and generating a corresponding control command, further comprising: whether a person exists in the surrounding environment of the vehicle is detected.

8. A window anti-freeze control system, comprising:

the acquiring unit is used for acquiring the ambient temperature of the vehicle;

the judging unit is used for judging whether the environment temperature is smaller than a preset temperature threshold value or not and generating a corresponding control instruction, and if the environment temperature is smaller than the temperature threshold value, a vehicle window anti-freezing instruction is generated;

9. The system of claim 8, wherein the execution unit comprises: and when the control instruction is a vehicle window anti-freezing instruction, controlling the vehicle window to execute periodic opening and closing actions within set time.

10. A vehicle comprising a window control system according to any one of claims 8 to 9.