CN110726412A - Navigation vehicle machine self-protection method, navigation method of terminal, vehicle machine and terminal - Google Patents
Navigation vehicle machine self-protection method, navigation method of terminal, vehicle machine and terminal Download PDFInfo
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- CN110726412A CN110726412A CN201810776238.1A CN201810776238A CN110726412A CN 110726412 A CN110726412 A CN 110726412A CN 201810776238 A CN201810776238 A CN 201810776238A CN 110726412 A CN110726412 A CN 110726412A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
- G01C21/265—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network constructional aspects of navigation devices, e.g. housings, mountings, displays
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
- G01C21/34—Route searching; Route guidance
- G01C21/3407—Route searching; Route guidance specially adapted for specific applications
- G01C21/343—Calculating itineraries, i.e. routes leading from a starting point to a series of categorical destinations using a global route restraint, round trips, touristic trips
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/1917—Control of temperature characterised by the use of electric means using digital means
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Abstract
The invention provides a navigation vehicle machine self-protection method, a terminal navigation method, a vehicle machine and a terminal, wherein a monitoring device is arranged in the vehicle machine: acquiring the internal ambient temperature of the vehicle machine and the running state of the vehicle through a monitoring device; judging whether the internal environment temperature of the car machine is in a first preset temperature range or not, and if so, carrying out cooling operation; if not, judging whether the internal environment temperature of the vehicle machine exceeds the upper limit of the first preset temperature range, if so, sending the navigation content of the vehicle machine to the terminal, and automatically closing the vehicle machine; and after the temperature falls to the lower limit of the second preset temperature range, if the vehicle is in running, the vehicle can be automatically started, and the navigation content of the receiving terminal is used for navigation. Monitoring the internal temperature in real time in the using process, automatically closing the vehicle when the temperature exceeds the upper limit of a first preset temperature range, and sending navigation content to a terminal if the vehicle machine is navigating; and after the temperature back-off car machine is restarted, the terminal is connected to carry out car machine navigation, and the navigation route is not changed when the car machine and the terminal are switched.
Description
Technical Field
The invention relates to the technical field of automobiles, in particular to a navigation vehicle-mounted machine self-protection method, a terminal navigation method, a vehicle-mounted machine and a terminal.
Background
At present, with the continuous improvement of the quality of life of people, more and more families can buy vehicles, and in the process of traveling or working, a lot of people can choose to drive the vehicle and navigate through a vehicle machine. Nowadays, the car machine function is more and more, and treater heating power is bigger and more, if car machine internal environment high temperature, will probably damage inside key components and parts. The heat generated by the processor basically depends only on the fan arranged inside, so that the heat dissipation efficiency is not high, and in addition, from the perspective of a user, whether the temperature inside the vehicle machine is too high or not can not be perceived in the use process, particularly, when the vehicle machine is used for navigation in high-speed driving, if the environment inside the vehicle machine is overheated, the user can only perceive the situation when the vehicle machine is closed or fails, so that the user can not replace the navigation equipment in time; in addition, after the navigation device is replaced, the navigation route may be selected differently from the original navigation route, which brings inconvenience to the user and is poor in experience.
Disclosure of Invention
In view of the above disadvantages of the prior art, an object of the present invention is to provide a navigation vehicle self-protection method, a navigation method of a terminal, a vehicle and a terminal, which are used to solve the problems in the prior art that the vehicle has poor heat dissipation efficiency and a user cannot replace a navigation device in time.
In order to achieve the above and other related objects, the present invention provides a navigation vehicle self-protection method, applied to a vehicle, where the vehicle is respectively connected to a terminal and a TSP background in a communication manner, and a monitoring device is disposed inside the vehicle, including the following steps: step S1, acquiring the internal environment temperature of the vehicle and the vehicle running state through a monitoring device; step S2, judging whether the internal environment temperature of the car machine is in a first preset temperature range, if so, performing cooling operation; if not, go to step S3; step S3, judging whether the internal environment temperature of the car machine exceeds the upper limit of the first preset temperature range, if so, sending the navigation content of the car machine to a terminal connected with the car machine through a TSP background, automatically closing the car machine, and after the temperature falls back to the lower limit of the second preset temperature range, if the car is in driving, automatically opening the car machine, simultaneously connecting the terminal and receiving the navigation content of the terminal to perform car machine navigation; if not, the process returns to step S1.
In an embodiment of the invention, in the step S2, the first preset temperature range includes a plurality of temperature-raising sections, the temperature-lowering operation includes a plurality of temperature-lowering measures, and each temperature-raising section corresponds to one temperature-lowering measure; the second preset temperature range comprises a plurality of cooling sections, the cooling sections correspond to the heating sections one to one, and after the cooling operation, when the temperature falls back to the second preset temperature range, cooling measures added in the corresponding heating sections are cancelled in the cooling sections.
In an embodiment of the present invention, in the step S3, when the temperature exceeds the upper limit of the first preset temperature range, the car machine sends the navigation content of the car machine to the terminal connected to the car machine, and the terminal continues playing, specifically: step S311, recording the navigation content of the current vehicle machine; step S312, the navigation content and the vehicle information of the vehicle machine are sent to a TSP background; the vehicle information comprises current vehicle positioning information and terminal information connected with a vehicle machine, wherein the terminal information is a telephone number and a mobile phone ID; and step 313, after receiving the successful navigation information sent by the slave terminal within the preset time, the vehicle machine automatically closes.
In an embodiment of the invention, in the step S3, after the temperature falls back to the lower limit of the second preset temperature range, if the vehicle is driving, the vehicle will automatically start, connect the terminal, receive the navigation content of the terminal, and perform the vehicle navigation, which specifically includes: step S321, triggering the on-board unit to be turned on after the on-board unit receives the on-board command; the starting instruction is generated by the monitoring device and is sent when the monitoring device monitors that the internal environment temperature of the car machine falls back to the lower limit of a second preset temperature range; step S322, the vehicle machine is in communication connection with the terminal; step S323, when the vehicle is running, the vehicle machine sends whether switching navigation is needed to the terminal through the TSP background; if the vehicle machine receives the confirmation information, the vehicle machine analyzes the navigation content of the terminal and the position information of the terminal from the confirmation information; and S324, the vehicle starts a navigation map of the vehicle according to the navigation content of the terminal and the position information of the terminal, and determines a navigation route of the vehicle.
In an embodiment of the present invention, the navigation content of the terminal includes a navigation destination of the terminal, a navigation origin of the terminal, and a navigation route of the terminal.
In an embodiment of the present invention, the determining the navigation route of the vehicle device includes: step S331, acquiring a plurality of drivable routes according to the position information of the terminal, the navigation destination of the terminal and the navigation way of the terminal; step S332, fitting a plurality of drivable routes with the navigation route of the terminal in sequence to obtain similarity; and S333, selecting a route with the similarity closest to 1, and determining the route as the navigation route of the vehicle-mounted device.
The invention also provides a navigation method based on the terminal after the vehicle machine is turned off, which specifically comprises the following steps: step S10, the terminal receives the positioning information of the vehicle and the navigation content of the vehicle machine sent from the TSP background; step S20, the terminal starts a built-in navigation module, determines the navigation route of the terminal according to the positioning information of the vehicle and the navigation content of the vehicle machine, and simultaneously sends successful navigation information to the vehicle machine through the TSP background; and step S30, when the terminal receives the switching navigation instruction sent from the TSP background, if the terminal confirms switching, the terminal sends the navigation content of the terminal and the position information of the terminal to the TSP background.
In an embodiment of the present invention, the determining the navigation route of the terminal includes: step S21, acquiring a plurality of drivable routes according to the positioning information of the vehicle and the navigation content of the vehicle machine; step S22, fitting a plurality of routes which can be driven with the navigation route of the vehicle machine in sequence to obtain the similarity; in step S23, the route with the similarity closest to 1 is selected and determined as the navigation route of the terminal.
The invention also provides a vehicle machine, which comprises a processor, a monitoring device and a memory, wherein the memory is used for storing the program of the navigation vehicle machine self-protection method; the processor executes the program stored in the memory to realize the navigation vehicle-mounted machine self-protection method; the monitoring device is used for monitoring the internal environment temperature of the vehicle machine and the running state of the vehicle, transmitting a detection result to the processor and controlling the vehicle machine to start automatically.
The invention also provides a mobile terminal which comprises a processing module and a storage module, wherein the storage module is used for storing the program of the navigation method of the terminal; and the processing module is used for realizing the navigation method of the terminal by the program stored in the storage module.
As described above, the navigation vehicle-mounted machine self-protection method, the terminal navigation method, the vehicle-mounted machine and the terminal of the invention have the following beneficial effects:
the invention provides a navigation vehicle machine self-protection method, a terminal navigation method, a vehicle machine and a terminal, wherein the internal temperature of the vehicle machine is monitored in real time in the use process of the vehicle machine, different cooling measures are adopted aiming at different stage temperatures, when the temperature exceeds the preset temperature upper limit, the vehicle machine can automatically close parts except a monitoring device to work, and before closing, if the vehicle machine is navigating, the navigation content is sent to the terminal, and the terminal continues to navigate; and in the closing process, the monitoring device still monitors the ambient temperature in real time, and after the temperature returns, the vehicle machine is restarted comprehensively and is in communication connection with the terminal, and the vehicle machine performs vehicle machine navigation according to the navigation content of the terminal.
Drawings
Fig. 1 is a schematic flow chart illustrating a navigation car self-protection method and a navigation method of a terminal according to the present invention.
Fig. 2 is a schematic flow chart of the navigation content transmitting terminal of the car machine according to the present invention.
Fig. 3 is a schematic diagram illustrating a process of restarting the vehicle machine according to the present invention.
Fig. 4 is a schematic flow chart illustrating the process of determining the navigation route of the car machine according to the present invention.
Fig. 5 is a schematic view of the vehicle-mounted device of the present invention.
Description of the element reference numerals
1 vehicle machine
11 memory
12 processor
13 monitoring device
S1-S3 steps
S10-S30 steps
S311-S313 steps
S321 to S324 steps
S331-S333 steps
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the type, quantity and proportion of the components in actual implementation may be changed freely, and the layout of the components may be more complicated.
First embodiment
Referring to fig. 1, the present invention provides a method for self-protection of a navigation car machine, which is used for a car machine, wherein the car machine 1 is respectively connected with a terminal and a TSP background in a communication manner, and a monitoring device 13 is arranged inside the car machine 1, and the method includes the following steps:
step S1, the car machine 1 obtains the internal environment temperature of the car machine 1 and the running state of the car through the monitoring device 13;
the heat source for generating the temperature inside the car machine 1 is mainly the processor 12, the temperature of the processor 12 is monitored mainly by means of the digital thermal element in the monitoring device 13, and the refreshing frequency is 1 Hz.
To ensure the accuracy of the measurement, a plurality of digital thermal elements may be attached to the processor 12, the processor 12 may be measured at the same time, the temperature value may be obtained at the same time, the obviously wrong temperature value may be eliminated, and the remaining temperature values may be averaged to obtain the temperature value of the processor 12 at the current time.
Step S2, judging whether the internal environment temperature of the car machine is in a first preset temperature range, and if so, performing cooling operation; if not, go to step S3;
in above-mentioned step S2, first predetermined temperature range includes a plurality of intensification section, the cooling operation includes a plurality of cooling measure, and every intensification section corresponds a cooling measure, one or more combination can be selected from the cooling action that the fan was opened, microcontroller falls the frequency, is reduced display function to the cooling measure, and different intensification sections adopt the cooling action combination different.
Specifically, in each part of the vehicle, the working frequency of the CPU is easily influenced by the temperature, the maximum bearing temperature of the CPU is 125 ℃, and when the vehicle is parked on a place without shading, particularly in summer, the vehicle needs to be cooled in time. In this embodiment, the temperature rising section is empirically divided into three temperature rising sections, which are: a first temperature rise section, a second temperature rise section and a third temperature rise section; when the temperature reaches a first temperature rise section, namely 95-115 ℃, turning on a fan as a first temperature reduction measure, and if the temperature still rises, turning on the fan all the time, wherein the fan is preset in the car machine 1; when the temperature reaches a second temperature rise section, namely 115-120 ℃, increasing the frequency reduction action of the microcontroller on the basis of the first temperature reduction measure to form a second temperature reduction measure; when the temperature reaches the third temperature rise section, namely 120-130 ℃, a display function reduction action is added on the basis of the second temperature reduction measure to form a third temperature reduction measure. Wherein the display function lowering action comprises: the interface brightness of the car machine 1 is reduced to the minimum; when the car machine 1 is playing navigation content, music or broadcast of the car machine, the volume is reduced to half of the original volume; the charging interface prohibits charging. And at the moment, the power consumption of the car machine 1 is reduced to the minimum, and the generation of heat is reduced.
In addition, the second is preset the temperature range and is different with first preset temperature range setting, the second is preset the temperature range with first preset temperature range sets up relatively, the second is preset the temperature range and is included a plurality of cooling section, cooling section and intensification section one-to-one, after the cooling operation, when the temperature reduces to the second and presets the temperature range in, cancel in the cooling that the cooling measure that increases in the corresponding intensification section is in the recovery measure that carries out in the cooling section cancels the cooling measure that increases in the corresponding intensification section.
Specifically, in this embodiment, the cooling section is empirically divided into three cooling sections, which are: the cooling system comprises a first cooling section, a second cooling section and a third cooling section, wherein the first cooling section corresponds to a first temperature rising section, namely the first cooling section is lower than 65 ℃, and a fan is turned off; the second cooling section corresponds to the second temperature rising section, the second cooling section is 65-100 ℃, and the working frequency of the controller is recovered; the third temperature reduction corresponds to a third temperature increasing section, the third temperature reducing section is 100-112 ℃, and the display function is restored.
Step S3, judging whether the temperature exceeds the upper limit of the first preset temperature range, if so, the car machine 1 sends the navigation content of the car machine to a terminal connected with the car machine through a TSP background, and the car machine 1 automatically closes; after the temperature falls back to the lower limit of the second preset temperature range, if the vehicle is running, the vehicle machine 1 is automatically started, and meanwhile, the terminal is connected and navigation content of the terminal is received, so that the vehicle machine 1 is navigated; if not, the process returns to step S1.
When the temperature exceeds the upper limit of the first preset temperature range, the car machine 1 sends the navigation content of the car machine to a terminal connected with the car machine, and the terminal continues playing, please refer to fig. 2, which specifically includes:
step S311, the car machine 1 records the navigation content of the current car machine;
the navigation content of the vehicle-mounted device comprises a navigation destination of the vehicle-mounted device, a navigation path place of the vehicle-mounted device and a navigation route of the vehicle-mounted device;
step S312, the car machine 1 sends the navigation content and the car information of the car machine to a TSP background;
the vehicle information comprises current vehicle positioning information and terminal information connected with the vehicle machine 1, wherein the terminal information is a telephone number and a mobile phone ID.
In step S313, after receiving the successful navigation information sent from the terminal within the preset time, the car machine 1 is automatically turned off. And when the terminal does not receive the successful navigation information within the preset time, the car machine 1 sends the car information to the TSP background again.
In the sending process, in order to ensure the performance of the car machine 1, after a certain number of times, the car machine 1 does not receive the successful navigation information all the time, at the moment, the car machine 1 can send a warning to a car owner in a voice mode, and then the car machine 1 is automatically closed.
In addition, the preset time can be adjusted by a user in the using process, and can also be directly set by a manufacturer.
Further, in step S3, after the temperature falls back to the lower limit of the second preset temperature range, if the vehicle is driving, the car machine 1 may automatically start, connect to the terminal, receive the navigation content of the terminal, and perform car machine 1 navigation, please refer to fig. 3, which specifically includes:
step S321, triggering the on-board unit to be turned on after the on-board unit receives the on-board command; the starting instruction is generated by the monitoring device and is sent when the monitoring device monitors that the internal environment temperature of the car machine falls back to the lower limit of a second preset temperature range;
the temperature monitoring device 13 is internally provided with a preset temperature for opening the car machine 1, and when the temperature in the car machine 1 is detected to fall back to the preset temperature, the monitoring device 13 controls the car machine 1 to start, wherein the numerical value of the preset temperature meets the condition that the numerical value is lower than the lower limit of the second preset temperature range.
Step S322, the car machine 1 is in communication connection with a terminal; before this, the car machine 1 has been provided with the bluetooth address of the terminal, so after the car machine 1 is started, the connection is directly through bluetooth communication.
Step S323, when the vehicle is running, the vehicle machine 1 sends whether the switching navigation is needed to the terminal through the TSP background; if the in-vehicle machine 1 receives the confirmation information, the in-vehicle machine 1 analyzes the navigation content of the terminal and the position information of the terminal from the confirmation information; the navigation content of the terminal comprises a navigation destination of the terminal, a navigation place of departure of the terminal and a navigation route of the terminal;
step S324, the car machine 1 starts a car machine 1 navigation map according to the navigation content of the terminal and the position information of the terminal, and determines the navigation route of the car machine.
Referring to fig. 4, determining the navigation route of the car machine includes:
step S331, acquiring a plurality of drivable routes according to the position information of the terminal, the navigation destination of the terminal and the navigation way of the terminal;
step S332, fitting a plurality of drivable routes with the navigation route of the terminal in sequence to obtain similarity;
and S333, selecting a route with the similarity closest to 1, and determining the route as the navigation route of the vehicle-mounted device.
And ensuring that the determined navigation route of the vehicle machine 1 is consistent with the navigation route of the terminal in the re-navigation process in the driving process. The method is mainly characterized in that in the driving process of a vehicle, various routes may appear when a navigation route is selected, the navigation route of a terminal is one of the various driving routes selected by a driver, after the vehicle machine 1 is restarted, if the position information of the terminal and the navigation content of the terminal are used, the newly-established navigation route also appears in various routes, at the moment, the driver still needs to reselect, the time consumption is long, and in addition, the route is reselected particularly at a high speed, and the intersection is easily missed.
Second embodiment
The present invention further provides a navigation method based on a terminal after a vehicle is turned off, please refer to fig. 1, which specifically includes:
step S10, the terminal receives the positioning information of the vehicle and the navigation content of the vehicle machine sent from the TSP background;
and step S20, the terminal starts a built-in navigation module, determines the navigation route of the terminal according to the positioning information of the vehicle and the navigation content of the vehicle machine, and simultaneously sends successful navigation information to the vehicle machine 1 through the TSP background. Wherein, the navigation route of the terminal in the terminal is determined similarly to the determination of the driving route after the vehicle machine 1 is restarted.
Wherein determining the navigation route of the terminal comprises:
step S21, acquiring a plurality of drivable routes according to the positioning information of the vehicle and the navigation content of the vehicle machine;
step S22, fitting a plurality of routes which can be driven with the navigation route of the vehicle machine in sequence to obtain the similarity;
in step S23, the route with the similarity closest to 1 is selected and determined as the navigation route of the terminal.
The positioning information of the vehicle, the destination of the vehicle and the route of the vehicle are respectively provided with marks matched with a departure place unit, a destination unit and a route place unit in the built-in navigation module, after the terminal receives navigation content, the marks are correspondingly configured in corresponding units according to the marks, the navigation departure place of the terminal, the navigation destination of the terminal and the navigation route place of the terminal are correspondingly called, and the terminal automatically navigates according to the information.
Therefore, the problem that a user cannot replace navigation equipment in time when the vehicle cannot navigate due to the fact that the vehicle machine 1 is closed or fails in the driving process of the vehicle is avoided, and a branched intersection is missed; in addition, after the car machine 1 sends the navigation content of the car machine to the terminal, the navigation route re-formulated by the terminal is consistent with the navigation route of the car machine, and a user does not need to re-select the route.
And step S30, when the terminal receives the switching navigation instruction sent from the TSP background, if the terminal confirms switching, the terminal sends the navigation content of the terminal with the built-in navigation module and the position information of the terminal to the TSP background.
After the car machine 1 is started, if the vehicle is still in the driving process, the terminal can send the navigation content of the terminal to the car machine 1, and the car machine 1 continues to navigate.
The present invention further provides a car machine 1, please refer to fig. 5, which includes a processor 12, a monitoring device 13 and a memory 11, wherein the memory 11 is used for storing a program of a navigation car machine 1 self-protection method; the processor 12 executes the program stored in the memory to realize the navigation vehicle-mounted machine self-protection method; the monitoring device 13 is used for monitoring the internal environment temperature of the vehicle machine 1 and the running state of the vehicle, and controlling the vehicle machine 1 to start and stop.
The invention also provides a terminal which comprises a processing module and a storage module, wherein the storage module is used for storing the program of the navigation method of the terminal; the processing module and the program stored in the storage module realize the navigation method of the terminal.
In summary, the invention provides a navigation vehicle machine self-protection method, a terminal navigation method, a vehicle machine and a terminal, wherein in the use process of the vehicle machine 1, the internal temperature of the vehicle machine 1 is monitored in real time, different cooling measures are adopted for different stage temperatures, when the temperature exceeds the upper limit of a first preset temperature range, the vehicle machine 1 can automatically close the components except the monitoring device 13 to work, and before closing, if the vehicle machine 1 is navigating, the navigation content of the vehicle machine is sent to the terminal, and the terminal continues to navigate; in the closing process, the monitoring device 13 still monitors the ambient temperature in real time, when the temperature falls back, the vehicle machine 1 is restarted comprehensively and is in communication connection with the terminal, and the vehicle machine 1 performs vehicle machine 1 navigation according to the navigation content of the terminal. After the vehicle machine 1 is started, the vehicle machine 1 reforms the navigation route of the vehicle machine according to the navigation content of the terminal to be the same as the navigation route of the terminal; correspondingly, after the vehicle machine 1 is closed, the terminal reformulates the navigation route of the terminal according to the navigation content of the vehicle machine to be the same as the navigation route of the vehicle machine, and the navigation route is ensured not to be changed in the one-time conversion process between the vehicle machine 1 and the terminal.
Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. A navigation vehicle machine self-protection method is applied to a vehicle machine, the vehicle machine is respectively in communication connection with a terminal and a TSP background, and a monitoring device is arranged in the vehicle machine, and the navigation vehicle machine self-protection method is characterized by comprising the following steps:
step S1, acquiring the internal environment temperature of the vehicle and the vehicle running state through a monitoring device;
step S2, judging whether the internal environment temperature of the car machine is in a first preset temperature range, if so, performing cooling operation; if not, go to step S3;
step S3, judging whether the internal environment temperature of the car machine exceeds the upper limit of the first preset temperature range, if so, sending the navigation content of the car machine to a terminal connected with the car machine through a TSP background, automatically closing the car machine, and after the temperature falls back to the lower limit of the second preset temperature range, if the car is in driving, automatically opening the car machine, simultaneously connecting the terminal and receiving the navigation content of the terminal to perform car machine navigation; if not, the process returns to step S1.
2. The navigation vehicle machine self-protection method according to claim 1, characterized in that: in step S2, the first preset temperature range includes a plurality of temperature rising sections, the temperature lowering operation includes a plurality of temperature lowering measures, and each temperature rising section corresponds to one temperature lowering measure; the second preset temperature range comprises a plurality of cooling sections, the cooling sections correspond to the heating sections one to one, and after the cooling operation, when the temperature falls back to the second preset temperature range, cooling measures added in the corresponding heating sections are cancelled in the cooling sections.
3. The navigation vehicle machine self-protection method according to claim 1, characterized in that: in step S3, when the temperature exceeds the upper limit of the first preset temperature range, the car machine sends the navigation content of the car machine to a terminal connected to the car machine, and the terminal continues playing, specifically:
step S311, recording the navigation content of the current vehicle machine;
step S312, the navigation content and the vehicle information of the vehicle machine are sent to a TSP background; the vehicle information comprises current vehicle positioning information and terminal information connected with a vehicle machine, wherein the terminal information is a telephone number and a mobile phone ID;
and step 313, after receiving the successful navigation information sent by the terminal within the preset time, the vehicle machine is automatically closed.
4. The navigation vehicle machine self-protection method according to claim 1, characterized in that: in step S3, after the temperature falls back to the lower limit of the second preset temperature range, if the vehicle is in driving, the vehicle is automatically started, and meanwhile, the terminal is connected and receives the navigation content of the terminal, so as to perform vehicle navigation, which specifically includes:
step S321, triggering the on-board unit to be turned on after the on-board unit receives the on-board command; the starting instruction is generated by the monitoring device and is sent when the monitoring device monitors that the internal environment temperature of the car machine falls back to the lower limit of a second preset temperature range;
step S322, the vehicle machine is in communication connection with a terminal;
step S323, when the vehicle is running, the vehicle machine sends whether switching navigation is needed to the terminal through the TSP background; if the vehicle machine receives the confirmation information, the vehicle machine analyzes the navigation content of the terminal and the position information of the terminal from the confirmation information;
and step S324, the vehicle starts a navigation map of the vehicle according to the navigation content of the terminal and the position information of the terminal, and determines a navigation route of the vehicle.
5. The navigation vehicle machine self-protection method according to claim 4, characterized in that: the navigation content of the terminal comprises a navigation destination of the terminal, a navigation departure place of the terminal and a navigation route of the terminal.
6. The navigation vehicle machine self-protection method according to claim 5, characterized in that: the navigation route of the vehicle-mounted device is determined by the following steps:
step S331, acquiring a plurality of drivable routes according to the position information of the terminal, the navigation destination of the terminal and the navigation way of the terminal;
step S332, fitting a plurality of drivable routes with the navigation route of the terminal in sequence to obtain similarity;
and S333, selecting a route with the similarity closest to 1, and determining the route as the navigation route of the vehicle-mounted device.
7. A navigation method based on a terminal after a vehicle machine is turned off specifically comprises the following steps:
step S10, the terminal receives the positioning information of the vehicle and the navigation content of the vehicle machine sent from the TSP background;
step S20, the terminal starts a built-in navigation module, and determines the navigation route of the terminal according to the positioning information of the vehicle and the navigation content of the vehicle machine;
and step S30, when the terminal receives the switching navigation instruction sent from the TSP background, if the terminal confirms switching, the terminal sends the navigation content of the terminal and the position information of the terminal to the TSP background.
8. The navigation method based on the terminal after the vehicle-mounted device is turned off according to claim 7, wherein: the determining the navigation route of the terminal comprises:
step S21, acquiring a plurality of drivable routes according to the positioning information of the vehicle and the navigation content of the vehicle machine;
step S22, fitting a plurality of routes which can be driven with the navigation route of the vehicle machine in sequence to obtain the similarity;
in step S23, the route with the similarity closest to 1 is selected and determined as the navigation route of the terminal.
9. The vehicle machine comprises a processor, a monitoring device and a memory, wherein the memory is used for storing a program of a navigation vehicle machine self-protection method; the processor executes the program stored in the memory to realize the navigation vehicle machine self-protection method of any one of claims 1 to 6; the monitoring device is used for monitoring the internal environment temperature of the vehicle and the running state of the vehicle, transmitting a detection result to the processor and controlling the vehicle to start and stop.
10. A terminal comprises a processing module and a storage module, wherein the storage module is used for storing a program of a navigation method of the terminal;
the processing module executes the program stored in the storage module to realize the navigation method of the terminal of claim 7 or 8.
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