CN207711909U - Vehicle intelligent caution sound equipment for electric vehicle - Google Patents
Vehicle intelligent caution sound equipment for electric vehicle Download PDFInfo
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- CN207711909U CN207711909U CN201721279502.8U CN201721279502U CN207711909U CN 207711909 U CN207711909 U CN 207711909U CN 201721279502 U CN201721279502 U CN 201721279502U CN 207711909 U CN207711909 U CN 207711909U
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- sound equipment
- vehicle intelligent
- simulation
- caution sound
- intelligent caution
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Abstract
The utility model provides a kind of vehicle intelligent caution sound equipment for electric vehicle.The vehicle intelligent caution sound equipment includes horn coil component and the loudspeaker horn that is connect with the horn coil component.The vehicle intelligent caution sound equipment further includes simulation tone generating device, the simulation tone generating device is connect with the loudspeaker horn, and corresponding simulation of engine voice signal is exported according to the current state of the motor of the electric vehicle, the simulation of engine voice signal is issued by the loudspeaker horn.
Description
Technical field
The embodiments of the present invention are related to a kind of intelligent caution sound equipment, and electronic vapour is used in particular to one kind
The vehicle intelligent caution sound equipment of vehicle.
Background technology
Traditional car horn is widely adopted as sound signalling device on automobile.In the driving process of automobile
In, driver is as needed and regulation sends out required acoustic signal, alerts pedestrian and causes other vehicles note that ensureing traffic
Safety.
Electric vehicle as new-energy automobile drives wheels travel using vehicle power supply as power, with motor, due to ring
Influence opposite orthodox car in border is smaller, and foreground is had an optimistic view of extensively.But electric vehicle is almost noiseless when traveling
's.This noiseless driving conditions make driver can not direct feeling to speed vehicle condition, while can not also remind passerby note that
It is potential dangerous to exist.Therefore, it is necessary to increase caution sound for the electric vehicle in traveling to warn pedestrian.Currently, vehicle
Man made noise sonic source device is installed for security consideration and in the motor compartment of electric vehicle additional in factory, starts and low in electric vehicle
Speed sends out a kind of sound to remind passerby to take care in exercising.But such way exists to man made noise sonic source device
Itself has higher requirements, and increases material cost, reduces the utilization rate of motor compartment, and can increase many harness in the car
Etc. problems.
Utility model content
The utility model proposes a kind of vehicle intelligent caution sound equipment for electric vehicle in view of the above problems.Root
According to the vehicle intelligent caution sound equipment of the utility model, the device of simulated engine sound is integrated into car horn, and is passed through
It is connected by the car body controller of bus and electric vehicle, to obtain the present situation of electric vehicle, to according to electric vehicle
The present situation sends out corresponding simulation of engine sound.
One side according to the present utility model provides a kind of vehicle intelligent caution sound equipment for electric vehicle.
The vehicle intelligent caution sound equipment includes horn coil component and the loudspeaker horn that is connect with the horn coil component.It is described
Vehicle intelligent caution sound equipment further includes simulation tone generating device, and the simulation tone generating device is connect with the loudspeaker horn,
And corresponding simulation of engine voice signal is exported according to the current state of the motor of the electric vehicle, the engine
Analoging sound signal is issued by the loudspeaker horn.
In an example, the simulation tone generating device includes microcontroller, there is storage unit in the microcontroller, described
Memory cell contains engine condition analog sound data corresponding with the various states of motor.
In an example, the various states of the motor include motor starting state and motor it is more
A rotary regimes.Each state in the various states corresponds to an engine condition analog sound data.
In an example, the simulation tone generating device includes bus interface, and the microcontroller is connect by the bus
Mouth is connect with the car body controller of the electric vehicle.
In an example, the car body controller indicates the electricity by the bus interface to microcontroller transmission
The current state output signals of the current state of motivation, the microcontroller is according to the current state output signals output engine simulated sound
Signal.
In an example, the microcontroller has a processing unit, the processing unit and the storage unit and described
Bus interface connect, the processing unit according to the engine condition analog sound data being stored in the storage unit and from
The current state output signals that the bus interface receives, to determine and the current electric motor state indicated by the current state output signals
Corresponding simulation of engine voice signal.
Here, the memory cell of microcontroller contains several engine condition analog sound datas.The place of microcontroller
Unit is managed using stored engine condition analog sound data to believe come operation synthesis (for example, interpolation arithmetic) and current state
Number corresponding simulation of engine voice signal.In such manner, it is possible to be obtained and electricity according to several analog sound datas stored
The corresponding simulation of engine voice signal of real-time continuous state of motivation.
In an example, the simulation tone generating device further includes audio drive circuitry, the audio drive circuitry with
The microcontroller connection, the engine condition analoging sound signal that the microcontroller is exported amplify.
In an example, the simulation tone generating device further includes loud speaker, and the loud speaker is located at the loudspeaker number
Cylinder in and with the audio drive circuitry, to receive enlarged engine condition analoging sound signal.
In an example, the horn coil component includes the electromagnetic coil containing fixed core and the vibrating membrane containing dynamic iron core
Piece.The vehicle intelligent caution sound equipment further includes driving circuit, and the driving circuit is connect with the electromagnetic coil, with to institute
Electromagnetic coil is stated to be driven.
In an example, the vehicle intelligent caution sound equipment further include protection circuit, the protection circuit with it is described
Driving circuit connects, to be protected to the driving circuit.
In an example, the simulation tone generating device, the driving circuit, the protection circuit and the audio are driven
Dynamic circuit is located on the same circuit board.
Vehicle intelligent caution sound equipment according to the present utility model for electric vehicle fills simulation of engine sound
It sets and is combined into one with traditional car horn, the simulated sound of the simulated engine sound as caution sound can pass through loudspeaker number
Cylinder issues.In such manner, it is possible to warn pedestrian during electric automobile during traveling, cost is also reduced, reduces the line in vehicle body
Beam.
Description of the drawings
Figure 1A -1F show the vehicle intelligent caution sound equipment for electric vehicle of embodiment according to the present utility model
Overall structure diagram.Wherein, Figure 1A is the main view of the vehicle intelligent caution sound equipment of embodiment according to the present utility model
Figure；Figure 1B is the upward view of the vehicle intelligent caution sound equipment of embodiment according to the present utility model；Fig. 1 C are according to this practicality
The vertical view of the vehicle intelligent caution sound equipment of novel embodiment；Fig. 1 D are the vehicle-mounted intelligence of embodiment according to the present utility model
The right view of energy caution sound equipment；Fig. 1 E are the left views of the vehicle intelligent caution sound equipment of embodiment according to the present utility model
Figure；Fig. 1 F are the sectional views along the line A-A in Figure 1A.
Fig. 2 shows the masters of the vehicle intelligent caution sound equipment for electric vehicle of embodiment according to the present utility model
Want the schematic diagram of part.
Specific implementation mode
The embodiments of the present invention are described referring to attached drawing.
First, the term in the application is illustrated.In this application, simulation of engine sound refers to and same state
The electric motor state of electric vehicle under (for example, identical travel speed) is corresponding, simulation conventional fuel oil automobile starts
The simulated sound of machine.Engine condition analog sound data is indicated with the same state of electric automobile motor (for example, identical
Rotating speed) corresponding, conventional fuel oil automobile engine analog sound data.Engine condition analoging sound signal is to indicate
Corresponding with same state (for example, the same rotational speed) of electric automobile motor, simulation conventional fuel oil automobile engine mould
Onomatopoeia sound signal.Here, loudspeaker horn is a composite structure, including loudspeaker cylinder and the shell that is connected with loudspeaker cylinder.
Figure 1A -1F show the vehicle intelligent caution sound equipment for electric vehicle of embodiment according to the present utility model
Overall structure diagram.As shown in Figure 1B, the vehicle intelligent caution sound equipment 1 for being used for electric vehicle includes horn coil component
17, the loudspeaker horn 10 that is connect with horn coil component 17, the pedestal 12 being connect with loudspeaker horn 10 and on pedestal 12
Bus interface 14.As shown in fig. 1F, the horn coil component 17 includes electromagnetic coil 24 containing fixed core and containing dynamic iron core
Vibrating diaphragm 26.As shown in figs. ib and 1 c, loudspeaker horn 10 includes hollow cylinder 18 and the shell 20 above cylinder 18.
Cylinder 18 is fixedly connected with shell 20.For example, cylinder 18 and shell 20 are connected by bolt, certain cylinder 18 and shell 20
It can be connected by other suitable modes.As shown in Figure 1 C and 1D, cylinder 18 in the shape of a spiral and becomes larger, at its end
It is open at end maximum.Sound is via cylinder 18 from this caused by horn coil component by vehicle intelligent caution sound equipment 1
Opening is sent out.Vehicle intelligent caution sound equipment 1 further includes loud speaker, is located in shell 20 and electric with the circuit inside pedestal 12
Connection.In one implementation, loud speaker sends out simulation of engine sound corresponding with current electric motor state.This starts
The hole on upper surface 22 that machine simulated sound passes through shell 20 is sent out.In another realization method, hair that loud speaker is sent out
Motivation simulated sound can also be issued by the opening of 18 end of cylinder.As shown in Figure 1B and 1E, one of bus interface 14
Divide and be located inside pedestal 12, for being connect with the circuit inside pedestal 12, another part of bus interface 14 is located at pedestal 12
Outside, for being connect with the car body controller of electric vehicle.There are bus interface 14 multiple pins, a portion pin to be used for
Power supply signal is transmitted, another pin is used to transmit the current state output signals of the current state corresponding to electric vehicle.
The vehicle intelligent caution sound equipment 1 of embodiment according to the present utility model passes through bus interface 14 and electric vehicle
Car body controller connects, to receive current state output signals, such as such as current line of instruction electric vehicle from car body controller
Sail the current vehicle condition parameter of speed etc.Vehicle intelligent caution sound equipment 1 according to the present utility model can be according to electronic vapour as a result,
The current vehicle condition of vehicle and send out corresponding voice prompt or alarm sound.
Fig. 2 shows the masters of the vehicle intelligent caution sound equipment for electric vehicle of embodiment according to the present utility model
Want the schematic diagram of part.As shown in Fig. 2, the vehicle intelligent caution sound equipment 1 for electric vehicle includes horn coil component 17
With the loudspeaker horn 10 being connect with the horn coil component 17.Vehicle intelligent caution sound equipment 1 further includes that analog audio fills
Set 200.Simulation tone generating device 200 is connect with loudspeaker horn 10.Simulate motor of the tone generating device 200 according to electric vehicle
Current state and export corresponding simulation of engine voice signal.Simulation of engine voice signal is sent out by loudspeaker horn 10
Come.
It includes microcontroller 21 to simulate tone generating device 200.Microcontroller 21 contains storage unit (not shown).Storage unit is deposited
Contain engine condition analog sound data corresponding with the various states of the motor of electric vehicle.Here, motor
Multiple rotary regimes of starting state and motor of the various states for example including motor.Multiple rotary regimes of motor
In each rotary regimes correspond respectively to each travel speed in multiple travel speeds of automobile.For example, electronic vapour
The current state of the motor of vehicle is starting state, then simulation of engine voice signal corresponding with the state is to indicate tradition
The analoging sound signal of the starting state of the engine of fuel-engined vehicle.
It includes bus interface 14 to simulate tone generating device 200.The vehicle that microcontroller 21 passes through bus interface 14 and electric vehicle
Body controller 30 connects.The car body controller 30 of electric vehicle is connected with multiple sensors of the situation for measuring automobile.It should
Multiple sensors are for example including the sensor for the current driving speed for measuring electric vehicle.Car body controller 30 passes through bus interface
14 transmit the signal for the situation for indicating electric vehicle to microcontroller 21, for example, indicating the current state of the current state of motor
Signal.The current state output signals are, for example, the current rotating speed of motor corresponding with the current driving speed of automobile.Microcontroller 21
Corresponding simulation of engine voice signal is exported according to the current state output signals.For example, the state of current state output signals instruction is
Starting state then exports the simulation of engine sound of corresponding with automobile starting, simulation conventional fuel oil automobile engine.
The processing unit (not shown) of microcontroller 21 is connect with storage unit and bus interface 14.Processing unit is according to from total
Current state output signals that line interface 14 receives and storage engine condition analog sound data in the memory unit determining and
The corresponding simulation of engine voice signal of current electric motor state indicated by the current state output signals.For example, processing unit
Select to be stored in one or more of storage unit engine mould according to the current state output signals received from bus interface 14
Quasi- voice data, and calculated and current electric motor state phase using selected one or more simulation of engine voice datas
Corresponding simulation of engine voice signal.
Here, several engine condition analog sound datas are stored in the storage unit of microcontroller 21.Microcontroller
Processing unit is using stored engine condition analog sound data come operation synthesis (for example, interpolation arithmetic) and current state
The corresponding simulation of engine voice signal of signal.Thereby, it is possible to be calculated according to several analog sound datas stored
Simulation of engine voice signal corresponding with the real-time continuous state of engine.
In one embodiment, the storage unit of microcontroller 21 is stored with and vapour in the range of 0-30 kilometers/hour
The corresponding multiple simulation of engine voice datas of vehicle travel speed.For example, the memory cell of microcontroller 21 contains and vapour
It is the corresponding simulation of engine voice data D1 of 10 kilometers/hour of vehicle travel speed, corresponding with 20 kilometers/hour of automobile driving speed
Simulation of engine voice data D2 and simulation of engine voice data D3 corresponding with 30 kilometers/hour of automobile driving speed.
The current state output signals obtained from vehicle body sensor 30 indicate motor speed signal corresponding with 25 kilometers/hour of speed.It is single
The processing unit of piece machine 21 selects simulation of engine voice data D1-D3, and root according to the current state output signals from memory
Carry out operation synthesis simulated sound number corresponding with present engine rotating speed according to selected simulation of engine voice data D1-D3
According to D4.Then, obtained analog sound data D4 is converted to corresponding simulation of engine voice signal and exported by microcontroller 21
The simulation of engine voice signal.
It further includes audio drive circuitry 23 to simulate tone generating device 200.The processing of audio drive circuitry 23 and microcontroller 21
Unit connects, and the engine condition analoging sound signal exported from microcontroller 21 is amplified.Simulation tone generating device 200 also wraps
Include loud speaker 25.Loud speaker 25 is located in loudspeaker horn 10 and is connect with audio drive circuitry 23, to receive enlarged start
Machine state simulation voice signal.For example, loud speaker 25 is located in the shell 20 of loudspeaker horn 10 and with the socket on shell 20 (not
Show) electrical connection.Socket on shell 20 is electrically connected with the socket (not shown) on the circuit board in pedestal 12, and audio
Driving circuit 23 is electrically connected with the socket on the circuit board in pedestal 12, and thus loud speaker 25 is electrically connected with audio drive circuitry 23
It connects.Enlarged engine condition analoging sound signal is issued via loud speaker 25 by loudspeaker horn 10.In a realization side
In formula, engine condition analoging sound signal is sent out via the gap on the surface of the shell 20 of loudspeaker horn 10.At another
In realization method, engine condition analoging sound signal is sent out via the cylinder 18 of loudspeaker horn 10.
The horn coil component 17 includes the electromagnetic coil 24 containing fixed core and the vibrating diaphragm containing dynamic iron core 26.It is vehicle-mounted
Intelligent caution sound equipment 1 further includes driving circuit 15.Driving circuit 15 is connect with the electromagnetic coil 24 in horn coil component 17,
To be driven to horn coil.Vehicle intelligent caution sound equipment 1 further includes protection circuit 16.Protect circuit 16 and driving circuit
15 connections, to be protected to driving circuit 15.
In one embodiment, tone generating device 200, driving circuit 15, protection circuit 16 and audio drive circuitry are simulated
23 are located on the same circuit board, so as to save space, reduce connection.It should be understood that according to specific example,
Simulation tone generating device 200, driving circuit 15, protection circuit 16 and audio drive circuitry 23 can also be located at different circuit boards
On.
According to the utility model, simulation of engine tone generating device and traditional car horn are combined into one, loudspeaker is passed through
Horn issues the simulated sound of simulated engine sound.In this way, reducing cost, and reduce the harness in vehicle body.
It will be appreciated by those skilled in the art that each embodiment disclosed above can be without departing from utility model essence
In the case of make various changes and modifications.Therefore, the scope of protection of the utility model should be limited by appended claims
It is fixed.
Claims (11)
1. a kind of vehicle intelligent caution sound equipment for electric vehicle, which is characterized in that the vehicle intelligent caution sound equipment
Including：
Horn coil component；
The loudspeaker horn being connect with the horn coil component；And
The simulation tone generating device being connect with the loudspeaker horn, the simulation tone generating device are configured as according to described electronic
The current state of the motor of automobile and export corresponding simulation of engine voice signal, the simulation of engine voice signal is logical
The loudspeaker horn is crossed to issue.
2. vehicle intelligent caution sound equipment according to claim 1, which is characterized in that the simulation tone generating device includes
Microcontroller, the microcontroller have storage unit, and the storage unit is stored with corresponding with the various states of the motor
Engine condition analog sound data.
3. vehicle intelligent caution sound equipment according to claim 2, which is characterized in that the various states packet of the motor
The starting state of motor and multiple rotary regimes of motor are included, wherein each state in the various states corresponds to
One engine condition analog sound data.
4. vehicle intelligent caution sound equipment according to claim 3, which is characterized in that the simulation tone generating device includes
Bus interface, the microcontroller are connect by the bus interface with the car body controller of the electric vehicle.
5. vehicle intelligent caution sound equipment according to claim 4, which is characterized in that the car body controller is configured as
The current state output signals of the current state of the motor, the list are indicated to microcontroller transmission by the bus interface
Piece machine is according to the current state output signals output engine analoging sound signal.
6. vehicle intelligent caution sound equipment according to claim 5, which is characterized in that the microcontroller has processing single
Member, the processing unit are connect with the storage unit and the bus interface, and the processing unit is configured as basis from institute
The engine condition analog sound data stated the current state output signals of bus interface reception and be stored in the storage unit, comes
Determine simulation of engine voice signal corresponding with the current electric motor state indicated by the current state output signals.
7. vehicle intelligent caution sound equipment according to claim 5, which is characterized in that the simulation tone generating device also wraps
Audio drive circuitry is included, the audio drive circuitry is connect with the microcontroller, the engine shape that the microcontroller is exported
State analoging sound signal amplifies.
8. vehicle intelligent caution sound equipment according to claim 7, which is characterized in that the simulation tone generating device also wraps
Loud speaker is included, the loud speaker is located in the loudspeaker horn and is connect with the audio drive circuitry, enlarged to receive
Engine condition analoging sound signal.
9. vehicle intelligent caution sound equipment according to claim 1, which is characterized in that the horn coil component includes containing
The electromagnetic coil of fixed core and vibrating diaphragm containing dynamic iron core, the vehicle intelligent caution sound equipment further includes driving circuit, institute
It states driving circuit to connect with the electromagnetic coil of the horn coil component, to drive the electromagnetic coil.
10. vehicle intelligent caution sound equipment according to claim 9, which is characterized in that further include protection circuit, the guarantor
Protection circuit is connect with the driving circuit, to be protected to the driving circuit.
11. vehicle intelligent caution sound equipment according to claim 10, the simulation tone generating device, driving electricity
The audio drive circuitry on road, the protection circuit and the vehicle intelligent caution sound equipment is located on the same circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721279502.8U CN207711909U (en) | 2017-09-30 | 2017-09-30 | Vehicle intelligent caution sound equipment for electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721279502.8U CN207711909U (en) | 2017-09-30 | 2017-09-30 | Vehicle intelligent caution sound equipment for electric vehicle |
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| Publication Number | Publication Date |
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| CN207711909U true CN207711909U (en) | 2018-08-10 |
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| CN201721279502.8U Active CN207711909U (en) | 2017-09-30 | 2017-09-30 | Vehicle intelligent caution sound equipment for electric vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109591692A (en) * | 2017-09-30 | 2019-04-09 | 上海实业交通电器有限公司 | Vehicle intelligent caution sound equipment for electric car |
-
2017
- 2017-09-30 CN CN201721279502.8U patent/CN207711909U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109591692A (en) * | 2017-09-30 | 2019-04-09 | 上海实业交通电器有限公司 | Vehicle intelligent caution sound equipment for electric car |
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