CN106965749A - Automobile speech warning device and system - Google Patents
Automobile speech warning device and system Download PDFInfo
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- CN106965749A CN106965749A CN201710284106.2A CN201710284106A CN106965749A CN 106965749 A CN106965749 A CN 106965749A CN 201710284106 A CN201710284106 A CN 201710284106A CN 106965749 A CN106965749 A CN 106965749A
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- data signal
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q9/00—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
- B60R16/0231—Circuits relating to the driving or the functioning of the vehicle
- B60R16/0232—Circuits relating to the driving or the functioning of the vehicle for measuring vehicle parameters and indicating critical, abnormal or dangerous conditions
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Human Computer Interaction (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The embodiment of the present invention proposes a kind of automobile speech warning device and system, is related to automotive field.The automobile speech warning device and system, the relevant parameter signal of automobile is detected first, then judge whether the parameter signal meets preparatory condition, when judged result for when meeting preparatory condition, illustrate that the relevant parameter of automobile is unreasonable, i.e. automobile storage is in potential safety hazard, larger harm may all be brought to driver and passenger, auditory tone cues driver is thus sent by sound circuit and warning circuit, due to driver be not required to observation just can active obtaining to voice signal, it ensure that driver can learn the abnormal situation of automobile parameter in time to the full extent, reduce because human pilot obtains the potential safety hazard that automobile parameter abnormal conditions are brought not in time, the life security of driver and passenger are ensured.
Description
Technical field
The present invention relates to automotive field, in particular to a kind of automobile speech warning device and system.
Background technology
With continuing to develop for society, traffic is increasingly facilitated, the frequency of use of automobile also more and more higher.But only automobile
Parameters, index it is normal when, could at utmost ensure the life security of driver and passenger.
Water temperature over-high occurs in automobile in use, and machine oil is not enough or the situation of brake shortage of oil, is occurring this
During a little unusual conditions, the instrument board of automobile can bright indicator lamp.But because automobile instrument panel there are many indicator lamps, work as water temperature over-high,
It can not cause the attention of driver at once sometimes when machine oil is not enough or the indicator lamp of brake shortage of oil is lighted, cause exception
Situation can not be handled in time, so as to cause automobile engine the damage even generation of traffic accident.
The content of the invention
It is an object of the invention to provide a kind of automobile speech warning device, to ensure that driver can learn automobile in time
The situation of abnormal parameters.
Another object of the present invention is to provide a kind of automobile speech alarm system, to ensure that driver can remotely obtain vapour
The situation of car abnormal parameters.
To achieve these goals, the technical scheme that the embodiment of the present invention is used is as follows:
In a first aspect, the invention provides a kind of automobile speech warning device, the automobile speech warning device includes inspection
Slowdown monitoring circuit, control circuit, sound circuit and warning circuit, the detection circuit, the control circuit, the sound circuit with
And the warning circuit is sequentially connected electrically;
The detection circuit is used to receive the data signal for characterizing automobile parameter and is entering line level to the data signal
By the digital data transmission to the control circuit after conversion;
The control circuit is used to receive the data signal and judge whether the data signal meets preparatory condition, such as
Fruit meets, then generates control instruction and transmit the control instruction to the sound circuit;
The sound circuit is used to instruct according to control instruction generation voice broadcast and instructs the voice broadcast
Transmit to the warning circuit;
The warning circuit is used to alarm after receiving the voice broadcast instruction.
Further, the automobile speech warning device also includes infrared induction circuit and radio communication circuit, described
Infrared induction circuit and the radio communication circuit are electrically connected with the control circuit;
The infrared induction circuit is used to sense human body information;
If the control circuit is additionally operable to not receive the human body information of the infrared induction circuit transmission, generation prompting
Information is simultaneously sent the prompt message to an external intelligent terminal by the radio communication circuit.
Further, the automobile speech warning device also includes signal acquisition circuit and analog to digital conversion circuit, described
Signal acquisition circuit with it is described detection circuit electrically connect, analog-digital conversion circuit as described respectively with the signal acquisition circuit and institute
State detection circuit electrical connection;
The signal acquisition circuit is used for the data signal for gathering the sign automobile parameter and joins the sign automobile
Several digital data transmissions is to the detection circuit;
The signal acquisition circuit is additionally operable to gather the analog signal of the sign automobile parameter and by the sign automobile
The analog signal transmission of parameter is to analog-digital conversion circuit as described;
Analog-digital conversion circuit as described is used to receive the analog signal, and the analog-signal transitions are believed for the numeral
Number.
Further, the analog signal for characterizing the automobile parameter includes characterizing the simulation letter of automobile cooling temperature
Number, the signal acquisition circuit includes automotive temp sensor, the automotive temp sensor and analog-digital conversion circuit as described electricity
Connection, the automotive temp sensor is used to detect the analog signal for characterizing automobile cooling temperature, and will characterize automobile cooling
The analog signal transmission of liquid temperature degree is to analog-digital conversion circuit as described;
Analog-digital conversion circuit as described is used to receive the analog signal of the sign automobile cooling temperature and characterized described
The analog-signal transitions of automobile cooling temperature are the data signal for characterizing automobile cooling temperature;
The detection circuit is additionally operable to detect the data signal of the sign automobile cooling temperature, and to the sign vapour
After the data signal progress level conversion of car coolant temperature by the digital data transmission of the sign automobile cooling temperature extremely
The control circuit;
The control circuit is additionally operable to receive the data signal of the sign automobile cooling temperature and judges the sign
Whether the temperature value that the data signal of automobile cooling temperature is included is more than preset temperature value, if it is, generation first is controlled
Instruct and transmit first control instruction to the sound circuit;
The sound circuit, which is used to generating the first voice broadcast according to first control instruction, to be instructed and by described first
Voice broadcast instruction is transmitted to the warning circuit;
The warning circuit is used to alarm after receiving the first voice broadcast instruction.
Further, the data signal for characterizing automobile parameter includes the data signal for characterizing automobile engine oil pressure value,
The signal acquisition circuit includes engine oil pressure pickup, and the engine oil pressure pickup is electrically connected with the detection circuit, institute
Stating engine oil pressure pickup is used to detect automobile engine oil pressure value, and generates the numeral letter of the sign automobile engine oil pressure value
Number, and by the digital data transmission of the sign automobile engine oil pressure value to the detection circuit;
The detection circuit is additionally operable to receive the data signal of the sign automobile engine oil pressure value, and is characterized to described
The data signal of automobile engine oil pressure value is carried out the digital data transmission of the sign automobile engine oil pressure value after level conversion
To the control circuit;
The control circuit is additionally operable to receive the data signal of the sign automobile engine oil pressure value and judges the sign
Whether the numerical value of the data signal of automobile engine oil pressure value is preset value, if it is, generating the second control instruction and by described in
Second control instruction is transmitted to the sound circuit;
The sound circuit, which is used to generating the second voice broadcast according to second control instruction, to be instructed and by described second
Voice broadcast instruction is transmitted to the warning circuit;
The warning circuit is used to alarm after receiving the second voice broadcast instruction.
Further, the data signal for characterizing automobile parameter includes the data signal for characterizing automotive brake fluid liquid level,
The signal acquisition circuit includes brake fluid Level meter, and the brake fluid Level meter is electrically connected with the detection circuit
Connect, the brake fluid Level meter, which is used to detect, characterizes the automotive brake fluid liquid level, and generates the sign braking automobile
The data signal of fluid position, and by the digital data transmission of the sign automotive brake fluid liquid level to the detection circuit;
The detection circuit is additionally operable to receive the data signal of the sign automotive brake fluid liquid level, and is characterized to described
The data signal of automotive brake fluid liquid level is carried out the digital data transmission of the sign automotive brake fluid liquid level after level conversion
To the control circuit;
The control circuit is additionally operable to receive the data signal for characterizing automotive brake fluid liquid level and judges the sign automobile
Whether the numerical value of the data signal of brake fluid liquid level is preset value, if it is, the 3rd control instruction of generation and by the described 3rd
Control instruction is transmitted to the sound circuit;
The sound circuit, which is used to generating the 3rd voice broadcast according to the 3rd control instruction, to be instructed and by the described 3rd
Voice broadcast instruction is transmitted to the warning circuit;
The warning circuit is used to alarm after receiving the 3rd voice broadcast instruction.
Further, analog to digital conversion circuit includes modulus conversion chip, and the modulus conversion chip includes signal input and connect
Mouth, signal output interface, the signal input interface are electrically connected with the signal acquisition circuit, the signal output interface and institute
State control circuit electrical connection.
Further, the automobile speech warning device also includes power circuit, the power circuit and the control electricity
Road is electrically connected, and the power circuit includes the electric capacity of voltage stabilizing chip first, the second electric capacity and the 3rd electric capacity, the voltage stabilizing chip bag
Input port, output port are included, the input port connects power supply, and the input port also passes through first capacity earth, institute
Output port is stated by second capacity earth, the 3rd electric capacity is in parallel with second electric capacity, the output port with
The control circuit electrical connection.
Further, the warning circuit includes triode, loudspeaker and first resistor, the base stage of the triode and institute
Sound circuit electrical connection is stated, the grounded emitter of the triode, the loudspeaker are in parallel with the first resistor, and are series at one
Between the colelctor electrode of power supply and the triode.
Second aspect, present invention also offers a kind of automobile speech warning system, the automobile speech warning system includes
External intelligent terminal and automobile speech warning device, the external intelligent terminal and the automobile speech warning device communication link
Connect, the automobile speech warning device includes detection circuit, control circuit, sound circuit and warning circuit, the detection electricity
Road, the control circuit, the sound circuit and the warning circuit are sequentially connected electrically;
The detection circuit is used to receive the data signal for characterizing automobile parameter and is entering line level to the data signal
By the digital data transmission to the control circuit after conversion;
It is described to control circuit for receiving the data signal and judging whether the numerical value of the data signal is preset value,
If it is, generating control instruction and transmitting the control instruction to the sound circuit;
The sound circuit is used to instruct according to control instruction generation voice broadcast and instructs the voice broadcast
Transmit to the warning circuit;
The warning circuit is used to alarm after receiving the voice broadcast instruction.
The infrared induction circuit is used to sense human body information;
If the control circuit is additionally operable to the infrared induction circuit and is not sensed by the human body information, generation prompting letter
Cease and send the prompt message to the external intelligent terminal by the radio communication circuit;
The external intelligent terminal is used for the prompt message for receiving and showing that the radio communication circuit is sent.
A kind of automobile speech warning device that the present invention is provided, detects the relevant parameter signal of automobile, then judges first
Whether the parameter signal meets preparatory condition, when judged result is to meet preparatory condition, illustrates that the relevant parameter of automobile does not conform to
Reason, i.e., automobile storage may all bring larger harm in potential safety hazard to driver and passenger, thus pass through sound circuit and report
Alert circuit sends auditory tone cues driver, due to driver be not required to observation just can active obtaining to voice signal, to the full extent
It ensure that driver can learn the abnormal situation of automobile parameter in time, reduce because human pilot obtains automobile parameter exception
The potential safety hazard that situation is brought not in time, has ensured the life security of driver and passenger.
A kind of automobile speech alarm system that the present invention is provided, during by no one in the car, controls circuit evolving prompt message
And sent by radio communication circuit to external intelligent terminal, it is abnormal to allow driver remotely to obtain automobile parameter in time
Situation, so as to driver be prepared in advance reply abnormal conditions measure.
To enable the above objects, features and advantages of the present invention to become apparent, preferred embodiment cited below particularly, and coordinate
Appended accompanying drawing, is described in detail below.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be attached to what is used required in embodiment
Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, therefore is not construed as pair
The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this
A little accompanying drawings obtain other related accompanying drawings.
Fig. 1 shows the interaction schematic diagram of automobile speech alarm system provided in an embodiment of the present invention.
Fig. 2 shows the functional block diagram of automobile speech warning device provided in an embodiment of the present invention.
Fig. 3 shows the circuit diagram of analog to digital conversion circuit provided in an embodiment of the present invention.
Fig. 4 shows the circuit diagram of warning circuit provided in an embodiment of the present invention.
Fig. 5 shows the circuit diagram of power circuit provided in an embodiment of the present invention.
Icon:100- automobile speech warning devices;101- signal acquisition circuits;102- analog to digital conversion circuits;103- is detected
Circuit;104- controls circuit;105- sound circuits;106- warning circuits;107- radio communication circuits;108- infrared inductions electricity
Road;109- power circuits;200- automobile speechs alarm system;The external intelligent terminals of 210-.
Embodiment
Below in conjunction with accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Ground is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Generally exist
The component of the embodiment of the present invention described and illustrated in accompanying drawing can be arranged and designed with a variety of configurations herein.Cause
This, the detailed description of the embodiments of the invention to providing in the accompanying drawings is not intended to limit claimed invention below
Scope, but it is merely representative of the selected embodiment of the present invention.Based on embodiments of the invention, those skilled in the art are not doing
The every other embodiment obtained on the premise of going out creative work, belongs to the scope of protection of the invention.
It should be noted that:Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then it further need not be defined and explained in subsequent accompanying drawing.Meanwhile, the present invention's
In description, term " first ", " second " etc. are only used for distinguishing description, and it is not intended that indicating or implying relative importance.
Referring to Fig. 1, the invention provides a kind of automobile speech alarm system 200, automobile speech alarm system 200 includes external
Intelligent terminal 210 and automobile speech warning device 100, external intelligent terminal 210 communicate with the automobile speech warning device 100
Connection, external intelligent terminal 210 is used for the prompt message received and display automobile phonetic alarm device 100 is sent.
First embodiment
Referring to Fig. 2, the embodiments of the invention provide a kind of automobile speech warning device 100, automobile speech warning device
100 include signal acquisition circuit 101, analog to digital conversion circuit 102, detection circuit 103, control circuit 104, sound circuit 105, report
Alert circuit 106, radio communication circuit 107, infrared induction circuit 108 and power circuit 109.Wherein, signal acquisition circuit
101st, analog to digital conversion circuit 102, detection circuit 103, control circuit 104, sound circuit 105 and warning circuit 106 are electric successively
Connection, control circuit 104 is also electrically connected with infrared induction circuit 108, radio communication circuit 107, power circuit 109 respectively, electricity
Source circuit 109 is also electrically connected with analog to digital conversion circuit 102.
Signal acquisition circuit 101 is used to gather the analog signal for characterizing automobile parameter and turns analog signal transmission to modulus
Change circuit 102.
In the present embodiment, the signal for characterizing automobile parameter include but not limited to the mould for characterizing automobile cooling temperature
Intend signal, characterize the data signal of the automobile engine oil pressure value, characterize the data signal of brake fluid liquid level.
Wherein, signal acquisition circuit 101 include but not limited to automotive temp sensor, engine oil pressure pickup and
Brake fluid Level meter.Meanwhile, automotive temp sensor is electrically connected with analog to digital conversion circuit 102, engine oil pressure pickup, stopped
Car oil Level meter is electrically connected with detection circuit 103 respectively.
Automotive temp sensor is used to detect the analog signal for characterizing automobile cooling temperature, and will characterize automobile cooling
The analog signal transmission of temperature is to analog to digital conversion circuit 102.Automobile cooling is the essential part of automobile engine, it
Circulated in engine-cooling system, many waste heat energies produced during engine is worked are taken away, with enable engine with
Normal working temperature is run, when the temperature of coolant is too high, it is likely that cause the stuck or automobile power of part not enough
Problem.
Engine oil pressure pickup is used to detect the data signal for characterizing automobile engine oil pressure value, and will characterize automobile engine oil pressure
The digital data transmission of force value extremely detects circuit 103.Machine oil can play lubrication anti-attrition, auxiliary cooling etc. to transmitter and make
With, when oil pressure force value it is too low when, show that the surplus value of current machine oil is not enough, being continuing with automobile can cause larger to part
Abrasion.
Brake fluid Level meter is used to detect the data signal for characterizing automotive brake fluid liquid level, and will characterize braking automobile
The digital data transmission of fluid position extremely detects circuit 103.Brake fluid, is called motor vehicle brake fluid (Brake Fluid), is to be used for vapour
Pressure is transmitted in car brake fluid system, wheel drag is realized a kind of functional liquid of braking action.When brake fluid
Position is too low constantly, shows shortage of oil of braking, it is more likely that cause the failures such as brake failure, the life security to driver causes prestige
The side of body.
Analog to digital conversion circuit 102 is used for the simulation letter for the sign automobile cooling temperature for receiving automotive temp sensor transmissions
Number, and by the analog-signal transitions of the sign automobile cooling temperature for characterize automobile cooling temperature data signal.Modulus
Change-over circuit 102 includes modulus conversion chip, and modulus conversion chip includes signal input interface, signal output interface, and signal is defeated
Incoming interface is electrically connected with signal acquisition circuit 101, and signal output interface is electrically connected with control circuit 104.
Referring to Fig. 3, in the present embodiment, the modulus conversion chip can be used for converting analog signals into data signal,
Modulus conversion chip draws including SCLK pins, AIN pins, GND pin, VDD pins, CS pins, RSEST pins and DOUT
Pin.Wherein, AIN pins are signal input interface, are electrically connected with signal acquisition circuit 101, for inputting analog signal to modulus
Conversion chip;GND pin is grounded, and VDD pins connect power circuit 109;CS pins connect power circuit 109;SCLK pins and
DOUT pins are all electrically connected with control circuit 104, and DOUT pins are signal output interface, for transmitting the numeral letter after conversion
Number.
Detection circuit 103 is used to receive the data signal for characterizing automobile parameter and turned entering line level to the data signal
By the digital data transmission to the control circuit 104 after changing.
Specifically, detection circuit 103 it is detectable characterize automobile cooling temperature, characterize the automobile engine oil pressure value and
The data signal of the automotive brake fluid liquid level is characterized, by detecting above-mentioned three kinds of signals respectively, detection circuit 103 can be known
The current state of associated vehicle parameter, to control circuit 104 to judge the automobile parameter whether in normal range (NR).
Further, since the level for the data signal that signal acquisition circuit 101 is directly collected is too high, and control circuit 104
The too high signal of level can not be recognized, thus needs to use detection circuit 103 to turn the digital signal level for characterizing automobile parameter
Transmitted again after changing to control circuit 104.
Control circuit 104 is used to receive the data signal for characterizing automobile parameter and to judge whether the data signal meets pre-
If condition, if it is satisfied, then generating control instruction and transmitting the control instruction to the sound circuit 105.
Specifically, when controlling circuit 104 to receive the data signal for characterizing automobile cooling temperature, the table can be judged
Levy whether the temperature value that the data signal of automobile cooling temperature includes is more than preset temperature value, if it is, showing that automobile is cold
But the temperature of liquid is too high, now generates the first control instruction and transmits the first control instruction to sound circuit 105.
When controlling circuit 104 to receive the data signal for characterizing automobile engine oil pressure value, the automobile engine oil can be judged
Whether pressure value is high level, if it is, show that current automobile engine oil value is abnormal, i.e. the hypotony of automobile engine oil value,
Machine oil surplus value is not enough, then generates the second control instruction and transmit the second control instruction to sound circuit 105.
When controlling circuit 104 to receive the data signal for characterizing automotive brake fluid liquid level, it can judge to characterize braking automobile
Whether the data signal of fluid position is high level, if it is, showing current brake shortage of oil, then generates the 3rd control instruction
Transmit to sound circuit 105.
It should be noted that in the present embodiment, preset value is high level, it is " 1 ", it is possible to understand that ground, that is, works as table
When the data signal for levying automobile parameter is 1, illustrate that the automobile parameter is abnormal, it is necessary to alarm.Certainly, it is necessary to illustrate, at it
Preset value can be low level, i.e. " 0 " in his embodiment.
In addition, providing in this embodiment, low level is 0 volt of voltage, and high level is 3.3V voltages.
Sound circuit 105 is used for according to control instruction generation voice broadcast instruction and the voice broadcast is instructed into biography
Transport to the warning circuit 106.
It should be noted that sound circuit 105 is used to receiving the first control instruction, the second control instruction, the 3rd control and referred to
The instruction of the first voice broadcast, the instruction of the second voice broadcast and the instruction of the 3rd voice broadcast are generated when making respectively.Wherein, the first language
Sound broadcast command, the instruction of the second voice broadcast and the instruction of the 3rd voice broadcast are used to the control police's signal of warning circuit 106.
Warning circuit 106 is used for according to voice broadcast instruction generation alarm signal.Due in the present embodiment, voice broadcast
Instruction includes the instruction of the first voice broadcast, the instruction of the second voice broadcast and the instruction of the 3rd voice broadcast, thus works as warning circuit
106 receive respectively the first voice broadcast instruction, the second voice broadcast instruction and the 3rd voice broadcast instruction when, difference can be generated
Alarm signal.For example when receiving the instruction of the first voice broadcast, alarm signal is " COOLANT TEMPERATURE, it is noted that ";Connect
When receiving the instruction of the second voice broadcast, alarm signal is " machine oil value is not enough, it is noted that ";Receive the instruction of the 3rd voice broadcast
When, alarm signal is " brake shortage of oil, it is noted that ".
Referring to Fig. 4, in the present embodiment, warning circuit 106 includes triode Q1, loudspeaker, first resistor R1, triode
Q1 base stage is electrically connected with sound circuit 105, and triode Q1 grounded emitter, loudspeaker are in parallel with first resistor R1, and series connection
Between a power supply and triode Q1 colelctor electrode.
Infrared induction circuit 108 is used to sense human body information.If controlling circuit 104 to be used for the infrared induction circuit 108
When being not sensed by the human body information, generate prompt message and send out the prompt message by the radio communication circuit 107
Deliver to external intelligent terminal 210.
When controlling circuit 104 to judge in biological information and not including characteristics of human body's information, show in-car not
Someone, will be prompted to information by radio communication circuit 107 and sends to external intelligent terminal 210, user can remotely be obtained
On the information of automobile parameter, so that user can be prepared in advance counter-measure.
Power circuit 109 is used to power to control circuit 104, analog to digital conversion circuit 102.Referring to Fig. 5, in the present embodiment
In, power circuit 109 includes voltage stabilizing chip U1, the first electric capacity C1, the second electric capacity C2 and the 3rd electric capacity C3, and voltage stabilizing chip includes
Input port Vin, output port Vout, input port Vout connect power supply, and input port Vin is also grounded by the first electric capacity C1,
Output port Vout is grounded by the second electric capacity C2, and the 3rd electric capacity C3 is in parallel with the second electric capacity C2 appearances, output port Vout and control
Circuit 104 processed is electrically connected.
In summary, the invention provides a kind of automobile speech warning device and system, the related ginseng of automobile is detected first
Number signal, then judges whether the parameter signal meets preparatory condition, when judged result is to meet preparatory condition, illustrates automobile
Relevant parameter it is unreasonable, i.e., automobile storage may all bring larger harm in potential safety hazard to driver and passenger, thus pass through
Sound circuit and warning circuit send auditory tone cues driver, due to driver be not required to observation just can active obtaining to sound letter
Number, it ensure that driver can learn the abnormal situation of automobile parameter in time to the full extent, reduce because human pilot is obtained
The potential safety hazard for taking automobile parameter abnormal conditions to bring not in time, has ensured the life security of driver and passenger.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.It should be noted that:Similar label and letter exists
Similar terms is represented in following accompanying drawing, therefore, once being defined in a certain Xiang Yi accompanying drawing, is then not required in subsequent accompanying drawing
It is further defined and explained.
Claims (10)
1. a kind of automobile speech warning device, it is characterised in that the automobile speech warning device includes detection circuit, control electricity
Road, sound circuit and warning circuit, the detection circuit, the control circuit, the sound circuit and alarm electricity
Road is sequentially connected electrically;
The detection circuit is used to receive the data signal for characterizing automobile parameter and is carrying out level conversion to the data signal
Afterwards by the digital data transmission to the control circuit;
The control circuit is used to receive the data signal and judge whether the data signal meets preparatory condition, if full
Foot, then generate control instruction and transmit the control instruction to the sound circuit;
The sound circuit is used for according to control instruction generation voice broadcast instruction and the voice broadcast is instructed into transmission
To the warning circuit;
The warning circuit is used to alarm after receiving the voice broadcast instruction.
2. automobile speech warning device according to claim 1, it is characterised in that the automobile speech warning device is also wrapped
Include infrared induction circuit and radio communication circuit, the infrared induction circuit and the radio communication circuit with the control
Circuit is electrically connected;
The infrared induction circuit is used to sense human body information;
If the control circuit is additionally operable to not receive the human body information of the infrared induction circuit transmission, prompt message is generated
And send the prompt message to an external intelligent terminal by the radio communication circuit.
3. automobile speech warning device according to claim 1 or 2, it is characterised in that the automobile speech warning device
Also include signal acquisition circuit and analog to digital conversion circuit, the signal acquisition circuit is electrically connected with the detection circuit, described
Analog to digital conversion circuit is electrically connected with the signal acquisition circuit and the detection circuit respectively;
The signal acquisition circuit is used for the data signal for gathering the sign automobile parameter and by the sign automobile parameter
Digital data transmission is to the detection circuit;
The signal acquisition circuit is additionally operable to gather the analog signal of the sign automobile parameter and by the sign automobile parameter
Analog signal transmission to analog-digital conversion circuit as described;
Analog-digital conversion circuit as described is used to receive the analog signal, and is the data signal by the analog-signal transitions.
4. automobile speech warning device according to claim 3, it is characterised in that the simulation letter of the sign automobile parameter
Number include characterize automobile cooling temperature analog signal, the signal acquisition circuit include automotive temp sensor, the vapour
Car temperature sensor is electrically connected with analog-digital conversion circuit as described, and the automotive temp sensor, which is used to detect, characterizes automobile cooling
The analog signal of temperature, and the analog signal transmission of automobile cooling temperature will be characterized to analog-digital conversion circuit as described;
Analog-digital conversion circuit as described is used to receive the analog signal of the sign automobile cooling temperature and by the sign automobile
The analog-signal transitions of coolant temperature are the data signal for characterizing automobile cooling temperature;
The detection circuit is additionally operable to detect the data signal of the sign automobile cooling temperature, and cold to the sign automobile
But the data signal of liquid temperature degree is carried out the digital data transmission of the sign automobile cooling temperature after level conversion to described
Control circuit;
The control circuit is additionally operable to receive the data signal of the sign automobile cooling temperature and judges the sign automobile
Whether the temperature value that the data signal of coolant temperature is included is more than preset temperature value, if it is, the first control instruction of generation
And transmit first control instruction to the sound circuit;
The sound circuit, which is used to generating the first voice broadcast according to first control instruction, to be instructed and by first voice
Broadcast command is transmitted to the warning circuit;
The warning circuit is used to alarm after receiving the first voice broadcast instruction.
5. automobile speech warning device according to claim 3, it is characterised in that the numeral letter of the sign automobile parameter
Number include characterize automobile engine oil pressure value data signal, the signal acquisition circuit include engine oil pressure pickup, the machine
Oil pressure force snesor is electrically connected with the detection circuit, and the engine oil pressure pickup is used to detect automobile engine oil pressure value, and
Generation it is described characterize automobile engine oil pressure value data signal, and by it is described sign automobile engine oil pressure value digital data transmission
To the detection circuit;
The detection circuit is additionally operable to receive the data signal of the sign automobile engine oil pressure value, and to the sign automobile
The data signal of oil pressure force value is carried out the digital data transmission of the sign automobile engine oil pressure value to institute after level conversion
State control circuit;
The control circuit is additionally operable to receive the data signal of the sign automobile engine oil pressure value and judges the sign automobile
Whether the numerical value of the data signal of oil pressure force value is preset value, if it is, the second control instruction of generation and by described second
Control instruction is transmitted to the sound circuit;
The sound circuit, which is used to generating the second voice broadcast according to second control instruction, to be instructed and by second voice
Broadcast command is transmitted to the warning circuit;
The warning circuit is used to alarm after receiving the second voice broadcast instruction.
6. automobile speech warning device according to claim 3, it is characterised in that the numeral letter of the sign automobile parameter
Number include characterize automotive brake fluid liquid level data signal, the signal acquisition circuit include brake fluid Level meter, it is described
Brake fluid Level meter is electrically connected with the detection circuit, and the brake fluid Level meter, which is used to detect, characterizes the automobile
Brake fluid liquid level, and the data signal of the sign automotive brake fluid liquid level is generated, and characterize automotive brake fluid liquid level by described
Digital data transmission to the detection circuit;
The detection circuit is additionally operable to receive the data signal of the sign automotive brake fluid liquid level, and to the sign automobile
The data signal of brake fluid liquid level is carried out the digital data transmission of the sign automotive brake fluid liquid level to institute after level conversion
State control circuit;
The control circuit is additionally operable to receive the data signal for characterizing automotive brake fluid liquid level and judges the sign braking automobile
Whether the numerical value of the data signal of fluid position is preset value, if it is, generating the 3rd control instruction and being controlled the described 3rd
Instruction is transmitted to the sound circuit;
The sound circuit, which is used to generating the 3rd voice broadcast according to the 3rd control instruction, to be instructed and by the 3rd voice
Broadcast command is transmitted to the warning circuit;
The warning circuit is used to alarm after receiving the 3rd voice broadcast instruction.
7. automobile speech warning device according to claim 3, it is characterised in that analog to digital conversion circuit includes analog-to-digital conversion
Chip, the modulus conversion chip includes signal input interface, signal output interface, the signal input interface and the signal
Acquisition Circuit is electrically connected, and the signal output interface is electrically connected with the control circuit.
8. automobile speech warning device according to claim 1, it is characterised in that the automobile speech warning device is also wrapped
Include power circuit, the power circuit electrically connect with the control circuit, the power circuit including the electric capacity of voltage stabilizing chip first,
Second electric capacity and the 3rd electric capacity, the voltage stabilizing chip include input port, output port, and the input port connects power supply, institute
Input port is stated also by first capacity earth, the output port passes through second capacity earth, the 3rd electricity
Appearance is in parallel with second electric capacity, and the output port is electrically connected with the control circuit.
9. automobile speech warning device according to claim 1, it is characterised in that the warning circuit include triode,
Loudspeaker and first resistor, the base stage of the triode are electrically connected with the sound circuit, the grounded emitter of the triode,
The loudspeaker are in parallel with the first resistor, and are series between the colelctor electrode of a power supply and the triode.
10. a kind of automobile speech warning system, it is characterised in that the automobile speech warning system include external intelligent terminal with
And automobile speech warning device as claimed in claim 2, the external intelligent terminal and the automobile speech warning device lead to
Letter connection, the external intelligent terminal is used for the prompt message for receiving and showing that the radio communication circuit is sent.
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CN109159735A (en) * | 2018-08-29 | 2019-01-08 | 北京长城华冠汽车技术开发有限公司 | Automobile intelligent speech prompting system and reminding method |
CN111231926A (en) * | 2020-01-21 | 2020-06-05 | 山东华宇工学院 | Intelligent early warning system for automobile brake fluid |
CN111824050A (en) * | 2020-06-24 | 2020-10-27 | 江永县元杰科技有限公司 | Automobile oil and water alarm method and device |
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