CN207173308U - A kind of Combined meter of pure electric vehicle - Google Patents
A kind of Combined meter of pure electric vehicle Download PDFInfo
- Publication number
- CN207173308U CN207173308U CN201721025233.2U CN201721025233U CN207173308U CN 207173308 U CN207173308 U CN 207173308U CN 201721025233 U CN201721025233 U CN 201721025233U CN 207173308 U CN207173308 U CN 207173308U
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- primary processor
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- electric vehicle
- pure electric
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Abstract
The utility model belongs to technical field of electronic control, there is provided a kind of Combined meter of pure electric vehicle, including：Primary processor, high-speed CAN interface, low speed CAN interface and display, the high-speed CAN interface is connected with the first port of the primary processor, it is connected for the high-speed CAN bus with automobile to transmit high-speed CAN message, the low speed CAN interface is connected with the second port of the primary processor, it is connected for the low speed CAN with automobile to transmit low speed CAN message, the input of the display is connected with the 3rd port of the primary processor, primary processor control display shows the information of high-speed CAN message and/or the information of low speed CAN message, and the high-speed CAN message of reception can be converted to low speed CAN message, the low speed CAN message of reception is converted into high-speed CAN message, realize the function of gateway, help to simplify network structure and reduce cost.
Description
Technical field
It the utility model is related to technical field of electronic control, more particularly to a kind of Combined meter of pure electric vehicle.
Background technology
Electric automobile has become the important directions of world today's automotive technology development, and instrument, which has become, influences electronic vapour
An important factor for usage experience of car driver.
It is the scheme for employing machinery instrument mostly in existing instrument, i.e., the use of various pointers, does not embody
The feature of the motorized of electric automobile, therefore can not completely show whole vehicle state, therefore, manufacturer develop combination instrument with
Preferably show whole vehicle state.
However, the CAN of vehicle generally includes two kinds of high-speed CAN bus and low speed CAN, the electronics of combination instrument
Control unit is typically to be connected with low speed CAN, is asked to obtain the information of high-speed CAN network, it is necessary to first be sent to gateway
Ask, the electronic control unit of combination instrument then will be then forwarded to after the conversion of corresponding information by gateway, take Internet resources compared with
It is more, and postpone higher.
Utility model content
The purpose of this utility model is to provide a kind of Combined meter of pure electric vehicle, and height is obtained to solve existing combination instrument
It is more that Internet resources are taken during the information of fast CAN, and postpone the problem of higher.
To achieve these goals, the utility model provides following technical scheme：
A kind of Combined meter of pure electric vehicle, including：
Primary processor, high-speed CAN interface, low speed CAN interface and display；
The high-speed CAN interface is connected with the first port of the primary processor, for the high-speed CAN bus phase with automobile
Connect to transmit high-speed CAN message；
The low speed CAN interface is connected with the second port of the primary processor, for the low speed CAN phase with automobile
Connect to transmit low speed CAN message；
The input of the display is connected with the 3rd port of the primary processor；
The primary processor is used to control the display to show the information of the high-speed CAN message and/or the low speed
The information of CAN message, and the high-speed CAN message of reception is converted into low speed CAN message, by the low speed of reception
CAN message is converted to high-speed CAN message.
Preferably, the Combined meter of pure electric vehicle also includes：
The pulse width modulation wave interface being connected with the 4th port of the primary processor, for the end with electric machine controller
Mouth is connected to transmit GES.
Preferably, the Combined meter of pure electric vehicle also includes：
The digital interface being connected with the fifth port of the primary processor, for transmitting data signal.
Preferably, the Combined meter of pure electric vehicle also includes：
The analog interface being connected with the 6th port of the primary processor, for transmitting analog signal.
Preferably, the Combined meter of pure electric vehicle also includes：
The buzzer being connected with the 7th port of the primary processor, for sending caution sound.
Preferably, the Combined meter of pure electric vehicle also includes：
The voice driven interface being connected with the 8th port of the primary processor, for the indoor loudspeaker with automobile be connected with
Transmit voice signal.
Preferably, the primary processor includes：
Microprocessor, AD analog-to-digital conversion modules, high-speed CAN transceiver module, low speed CAN transceiver modules, CAN control modules and
One end of memory, one end of the AD analog-to-digital conversion modules and the CAN control modules is connected with the microprocessor respectively,
One end of the high-speed CAN transceiver module, one end of the low speed CAN transceiver modules and the memory respectively with the CAN
Other ports of control module are connected, and the memory is used to store communication protocol；
First port of the other end of the high-speed CAN transceiver module as the primary processor, the low speed CAN transmitting-receivings
Second port of the other end of module as the primary processor, the first port of the microprocessor is as the primary processor
The 3rd port, the 4th port of the second port of the microprocessor as the primary processor, the of the microprocessor
Fifth port of three ports as the primary processor, the other end of the AD analog-to-digital conversion modules is as the primary processor
6th port, the 7th port of the 4th port of the microprocessor as the primary processor, the 5th of the microprocessor the
Eightth port of the port as the primary processor.
Preferably, the microprocessor is single-chip microcomputer.
Preferably, the Combined meter of pure electric vehicle also includes：
Coprocessor, identical with the primary processor and each port port phase corresponding with the primary processor of structure
Even, the information received for verifying primary processor.
Preferably, the display include it is following any one or more：
Liquid crystal display, cathode-ray picture tube display, LED screen.
Combined meter of pure electric vehicle provided by the utility model, including：Primary processor, high-speed CAN interface, low speed CAN
Interface and display, wherein, the high-speed CAN interface is connected with the first port of the primary processor, for the height with automobile
Fast CAN is connected to transmit high-speed CAN message, and the low speed CAN interface is connected with the second port of the primary processor, uses
It is connected in the low speed CAN with automobile to transmit low speed CAN message, the input of the display and the primary processor
3rd port is connected.Primary processor of the present utility model is so allowd to receive high-speed CAN message and low speed CAN message simultaneously
Information, to control the display to show the information of the high-speed CAN message and/or the information of the low speed CAN message, and
The high-speed CAN message of reception can be converted to low speed CAN message, the low speed CAN message of reception is converted into height
Fast CAN message, the function of gateway is realized, without gateway is separately configured for vehicle, helps to simplify network structure and reduce
Cost.
Further, Combined meter of pure electric vehicle provided by the utility model, in addition to the primary processor
The connected pulse width modulation wave interface in four ports, is connected for the port with electric machine controller to transmit GES.So
Speed information can be obtained using CAN and independent pulse width modulation wave interface simultaneously, judge the speed currently obtained
Whether information is correct, lifts the reliability of information.
Further, Combined meter of pure electric vehicle provided by the utility model, in addition to be connected with the primary processor
Digital interface and/or analog interface, as Function Extension mouth, in order to which combination instrument is at sensor or other information source
Obtain related data signal or analog signal.
Further, Combined meter of pure electric vehicle provided by the utility model, in addition to buzzer, in order to exist
Failure or he it is dangerous when send caution sound.
Further, Combined meter of pure electric vehicle provided by the utility model, in addition to the primary processor
The connected voice driven interface in eight ports, is connected to transmit voice signal for the indoor loudspeaker with automobile.So so that this reality
With voice or special prompting sound driver can be prompted specifically to prompt reason with new, it is in order to driver Dengs more clear
Chu's whole vehicle state.
Further, Combined meter of pure electric vehicle provided by the utility model, specific primary processor is given
Structure, the structure are modularized design, and integrated level is high, effectively reduces cost.
Further, Combined meter of pure electric vehicle provided by the utility model, in addition to coprocessor, the coprocessor
The information as primary processor or particular kind of information can be obtained, the information for being obtained with primary processor is compared
It is right, if information unanimously if show current information reliability height, realize verifying function.
Brief description of the drawings
Fig. 1 is the first structural representation of Combined meter of pure electric vehicle provided by the utility model；
Fig. 2 is a kind of structural representation of pure electric automobile CAN network provided by the utility model；
Fig. 3 is second of structural representation of Combined meter of pure electric vehicle provided by the utility model.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining this
Utility model, it is not used to limit the utility model.
As shown in figure 1, it is the first structural representation of Combined meter of pure electric vehicle provided by the utility model.
In the present embodiment, the Combined meter of pure electric vehicle can include：Primary processor, high-speed CAN interface, low speed
CAN interface and display.
Wherein, the high-speed CAN interface is connected with the first port of the primary processor, for the high-speed CAN with automobile
Bus is connected to transmit high-speed CAN message；The low speed CAN interface is connected with the second port of the primary processor, for
The low speed CAN of automobile is connected to transmit low speed CAN message；The input of the display and the 3rd of the primary processor
Port is connected.
The primary processor is used to control the display to show the information of the high-speed CAN message and/or the low speed
The information of CAN message, and the high-speed CAN message of reception is converted into low speed CAN message, by the low speed of reception
CAN message is converted to high-speed CAN message.
Specifically, the display include it is following any one or more：Liquid crystal display, cathode-ray picture tube are shown
Device, LED screen.It is preferred that use liquid crystal display.It should be noted that a number of status indicator lamp that can also arrange in pairs or groups, each refers to
Show that lamp can correspond to specific function, do not limit herein.
The primary processor can include：Microprocessor, high-speed CAN transceiver module, low speed CAN transceiver modules, CAN control moulds
Block and memory, one end of the CAN control modules are connected with the microprocessor respectively, the high-speed CAN transceiver module
One end, one end of the low speed CAN transceiver modules and the memory other port phases with the CAN control modules respectively
Even, the memory is used to store communication protocol.The other end of the high-speed CAN transceiver module as the primary processor
Single port, the second port of the other ends of the low speed CAN transceiver modules as the primary processor, the of the microprocessor
Threeth port of the Single port as the primary processor.The microprocessor can be single-chip microcomputer etc..
As shown in Fig. 2 it is a kind of structural representation of pure electric automobile CAN network provided by the utility model.Wherein,
High-speed CAN bus can respectively with electric machine controller, air bag control unit, battery management system electronic control unit,
Anti-lock brake system ABS control unit etc. is connected；Low speed CAN can be single with light control unit, windscreen wiper control respectively
Member, automatic seat control unit, power windows control unit, tire pressure control unit, air-conditioner controller etc. are connected, not another herein
One enumerates.
Combined meter of pure electric vehicle provided by the utility model includes：Primary processor, high-speed CAN interface, low speed CAN connect
Mouth and display.The information of high-speed CAN message and low speed CAN message can be received simultaneously using the utility model, to pass through master
Processor controls the display to show the information of the high-speed CAN message and/or the information of the low speed CAN message, and can
So that the high-speed CAN message of reception is converted into low speed CAN message, the low speed CAN message of reception is converted at a high speed
CAN message, realize the function of gateway, without gateway is separately configured for vehicle, help to simplify network structure and reduce into
This.
As shown in figure 3, it is second of structural representation of Combined meter of pure electric vehicle provided by the utility model.
In the present embodiment, the Combined meter of pure electric vehicle can also include：With the 4th end of the primary processor
The connected pulse width modulation wave interface of mouth, is connected for the port with electric machine controller to transmit GES.So can be with
Speed information is obtained using CAN and independent pulse width modulation wave interface simultaneously, judges the speed information currently obtained
It is whether correct, lift the reliability of information.
Further, Combined meter of pure electric vehicle can also include：The digital interface that is connected with the primary processor and/
Or analog interface, wherein, the fifth port of the primary processor is connected with the digital interface, and the digital interface is used to transmit number
Word signal；6th port of the primary processor is connected with the analog interface, and the analog interface is used to transmit analog signal.On
Two kinds of interfaces are stated as Function Extension mouth, in order to which combination instrument obtains the numeral of correlation at sensor or other information source
Signal or analog signal.Digital interface can include coaxial SPDIF interfaces of digital video DVI interface, numeral etc..
In addition, Combined meter of pure electric vehicle can also include：Buzzer, the 7th port phase with the primary processor
Even, in order to exist failure or it is dangerous when send caution sound.
Certainly, Combined meter of pure electric vehicle can also include：The voice being connected with the 8th port of the primary processor
Driving interface, it is connected for the indoor loudspeaker with automobile to transmit voice signal.So can be with voice or special prompting sound
To prompt driver specifically to prompt reason, whole vehicle state is more understood in order to driver Dengs.
Correspondingly, the primary processor includes：Microprocessor, AD analog-to-digital conversion modules, high-speed CAN transceiver module, low speed
The one of CAN transceiver modules, CAN control modules and memory, one end of the AD analog-to-digital conversion modules and the CAN control modules
End is connected with the microprocessor respectively, one end of the high-speed CAN transceiver module, one end of the low speed CAN transceiver modules
It is connected with other ports of the memory respectively with the CAN control modules, the memory is used to store communication protocol；
First port of the other end of the high-speed CAN transceiver module as the primary processor, the low speed CAN transmitting-receivings
Second port of the other end of module as the primary processor, the first port of the microprocessor is as the primary processor
The 3rd port, the 4th port of the second port of the microprocessor as the primary processor, the of the microprocessor
Fifth port of three ports as the primary processor, the other end of the AD analog-to-digital conversion modules is as the primary processor
6th port, the 7th port of the 4th port of the microprocessor as the primary processor, the 5th of the microprocessor the
Eightth port of the port as the primary processor.
In actual applications, the microprocessor can be single-chip microcomputer.Certainly can also be realized using DSP or ARM chips.Institute
It can be two independent modules to state microprocessor and the CAN control modules, naturally it is also possible to module together is integrated in,
Do not limit herein.In addition, the primary processor can also include：Other CAN transceiver modules, such as middling speed CAN transceiver modules, its
Connected mode is similar to high-speed CAN transceiver module or low speed CAN transceiver modules, no longer enumerates herein.
In other embodiments, the Combined meter of pure electric vehicle also includes：Coprocessor, structure and the primary processor
Identical and each port port corresponding with the primary processor is connected, for verifying the information of primary processor reception.
Specifically, the coprocessor can be obtained in the information as primary processor or the information of primary processor acquisition
Particular kind of information, for being compared with the information that primary processor obtains, if information unanimously if show that current information can
It is high by degree, realize verifying function.The reliability of information can so be improved.
Although the utility model combination above example is described, the utility model is not limited to above-mentioned reality
Example is applied, and is only limited by claim, those of ordinary skill in the art easily can modify and change to it, but simultaneously
Without departing from essential idea of the present utility model and scope.
Claims (10)
- A kind of 1. Combined meter of pure electric vehicle, it is characterised in that including：Primary processor, high-speed CAN interface, low speed CAN interface and display；The high-speed CAN interface is connected with the first port of the primary processor, for the high-speed CAN bus with automobile be connected with Transmit high-speed CAN message；The low speed CAN interface is connected with the second port of the primary processor, for the low speed CAN with automobile be connected with Transmit low speed CAN message；The input of the display is connected with the 3rd port of the primary processor；The primary processor is used for the information for controlling the display to show the high-speed CAN message and/or low speed CAN reports The information of text, and the high-speed CAN message of reception is converted into low speed CAN message, by the low speed CAN message of reception Be converted to high-speed CAN message.
- 2. Combined meter of pure electric vehicle according to claim 1, it is characterised in that the Combined meter of pure electric vehicle Also include：The pulse width modulation wave interface being connected with the 4th port of the primary processor, for the port phase with electric machine controller Connect to transmit GES.
- 3. Combined meter of pure electric vehicle according to claim 2, it is characterised in that the Combined meter of pure electric vehicle Also include：The digital interface being connected with the fifth port of the primary processor, for transmitting data signal.
- 4. Combined meter of pure electric vehicle according to claim 3, it is characterised in that the Combined meter of pure electric vehicle Also include：The analog interface being connected with the 6th port of the primary processor, for transmitting analog signal.
- 5. Combined meter of pure electric vehicle according to claim 4, it is characterised in that the Combined meter of pure electric vehicle Also include：The buzzer being connected with the 7th port of the primary processor, for sending caution sound.
- 6. Combined meter of pure electric vehicle according to claim 5, it is characterised in that the Combined meter of pure electric vehicle Also include：The voice driven interface being connected with the 8th port of the primary processor, it is connected for the indoor loudspeaker with automobile to transmit Voice signal.
- 7. Combined meter of pure electric vehicle according to claim 6, it is characterised in that the primary processor includes：Microprocessor, AD analog-to-digital conversion modules, high-speed CAN transceiver module, low speed CAN transceiver modules, CAN control modules and storage One end of device, one end of the AD analog-to-digital conversion modules and the CAN control modules is connected with the microprocessor respectively, described One end of high-speed CAN transceiver module, one end of the low speed CAN transceiver modules and the memory control with the CAN respectively Other ports of module are connected, and the memory is used to store communication protocol；First port of the other end of the high-speed CAN transceiver module as the primary processor, the low speed CAN transceiver modules Second port of the other end as the primary processor, the first port of the microprocessor as the primary processor Three ports, the 4th port of the second port of the microprocessor as the primary processor, the 3rd end of the microprocessor Fifth port mouthful as the primary processor, the other ends of the AD analog-to-digital conversion modules as the primary processor the 6th Port, the 7th port of the 4th port of the microprocessor as the primary processor, the fifth port of the microprocessor The 8th port as the primary processor.
- 8. Combined meter of pure electric vehicle according to claim 7, it is characterised in that the microprocessor is single-chip microcomputer.
- 9. Combined meter of pure electric vehicle according to claim 8, it is characterised in that the Combined meter of pure electric vehicle Also include：Coprocessor, identical with the primary processor and each port port corresponding with the primary processor of structure are connected, used In the information that verification primary processor receives.
- 10. Combined meter of pure electric vehicle according to claim 1, it is characterised in that the display includes following Meaning is one or more：Liquid crystal display, cathode-ray picture tube display, LED screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721025233.2U CN207173308U (en) | 2017-08-16 | 2017-08-16 | A kind of Combined meter of pure electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721025233.2U CN207173308U (en) | 2017-08-16 | 2017-08-16 | A kind of Combined meter of pure electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207173308U true CN207173308U (en) | 2018-04-03 |
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ID=61739822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721025233.2U Expired - Fee Related CN207173308U (en) | 2017-08-16 | 2017-08-16 | A kind of Combined meter of pure electric vehicle |
Country Status (1)
| Country | Link |
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| CN (1) | CN207173308U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116442898A (en) * | 2022-11-03 | 2023-07-18 | 润芯微科技(江苏)有限公司 | Control system and control method for automobile volume |
-
2017
- 2017-08-16 CN CN201721025233.2U patent/CN207173308U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116442898A (en) * | 2022-11-03 | 2023-07-18 | 润芯微科技(江苏)有限公司 | Control system and control method for automobile volume |
| CN116442898B (en) * | 2022-11-03 | 2023-11-28 | 润芯微科技(江苏)有限公司 | Control system and control method for automobile volume |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180403 Termination date: 20200816 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |