CN204978266U - Electric motor car intelligence liquid crystal display instrument - Google Patents

Electric motor car intelligence liquid crystal display instrument Download PDF

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Publication number
CN204978266U
CN204978266U CN201520566796.7U CN201520566796U CN204978266U CN 204978266 U CN204978266 U CN 204978266U CN 201520566796 U CN201520566796 U CN 201520566796U CN 204978266 U CN204978266 U CN 204978266U
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CN
China
Prior art keywords
module
row
color led
liquid crystal
crystal display
Prior art date
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Active
Application number
CN201520566796.7U
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Chinese (zh)
Inventor
蒋小良
许子凡
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Changzhou Yingke Hanlin Electronic Technology Co.,Ltd.
Original Assignee
Changzhou Yingkeer Vehicle Fittings Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Changzhou Yingkeer Vehicle Fittings Co Ltd filed Critical Changzhou Yingkeer Vehicle Fittings Co Ltd
Priority to CN201520566796.7U priority Critical patent/CN204978266U/en
Application granted granted Critical
Publication of CN204978266U publication Critical patent/CN204978266U/en
Active legal-status Critical Current
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Abstract

The utility model relates to an electric motor car intelligence liquid crystal display instrument, include: the instrument body, be located display element and USB interface on the instrument body, display element and USB interface link to each other with electric vehicle controller respectively, this internally still is equipped with GPS orientation module the instrument, and GPS orientation module passes through the instrument, and this is internal battery powered, the utility model discloses an electric motor car intelligence liquid crystal display instrument can lose the back at the vehicle through the GPS module, fixes a position the vehicle fast, and the owner of lost property of being convenient for gives the vehicle for change, and have an abundant data interface, can external relevant equipment, for example the bluetooth adapter etc. Of USB flash disk, USB interface has richened the instrument function.

Description

A kind of electric motor intelligent liquid crystal display instrument
Technical field
The utility model relates to a kind of instrument, particularly relates to a kind of electric motor intelligent liquid crystal display instrument.
Background technology
At present, Chinese battery-driven car instead of bicycle to be become people and to go on a journey the very convenient vehicle, and traditional electric vehicle instrument function is very single, can only show several parameter such as the speed of a motor vehicle, electricity, although use simple, but function is very single.
Utility model content
The purpose of this utility model is to provide a kind of electric motor intelligent liquid crystal display instrument, to improve the stolen probability given for change of battery-driven car, and provides USB interface, is convenient to data transmission.
In order to solve the problems of the technologies described above, the utility model provides a kind of electric motor intelligent liquid crystal display instrument, comprising: meter body, be positioned at display unit in meter body and USB interface, and described display unit is connected with controller for electric vehicle respectively with USB interface; Also be provided with GPS locating module in described meter body, and GPS locating module is by the powered battery in meter body.
Further, described display unit divides driving states viewing area and malfunction coefficient region, and wherein said driving states viewing area is provided with the liquid crystal display be connected with controller for electric vehicle; Described malfunction coefficient region is suitable for by three-color LED module displays fault, and this three-color LED module is made up of some three-color LED chips, and described three-color LED module is connected with controller for electric vehicle by driving circuit; Described driving circuit comprises: the processor module of the pwm signal of Drazin inverse LED luminosity, this processor module is connected with controller for electric vehicle, and described driving circuit also comprises: the constant-current control module for exporting corresponding LED drive current according to described pwm signal be connected to described processor module, is suitable for the row cutting module providing LED dot matrix operating voltage; The row control input end of described three-color LED module is connected with constant-current control module; The row control input end of described three-color LED module is connected with row cutting module.
Further, described constant-current control module comprises some constant current source chips; In described three-color LED module, the current output terminal of the homochromy each LED in the three-color LED chip of same row is connected rear formation three row common ports as described row control input end, and these three row common ports are connected with the constant current end of first, second, and third constant current source chip respectively; Current input terminal with each LED in the three-color LED chip of a line is connected the rear row common port that formed as described row control input end, and is connected with the corresponding line control end of row cutting module respectively; The PWM control input end of described constant current source chip is suitable for accessing described pwm signal.
The beneficial effects of the utility model are, electric motor intelligent liquid crystal display instrument of the present utility model after vehicle is lost, can be positioned vehicle, be convenient to the owner of lost property and give vehicle for change fast by GPS module; And there is abundant data-interface, and can external relevant device, the such as Bluetooth adapter etc. of USB flash disk, USB interface, enrich instrument function.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the structural representation of electric motor intelligent liquid crystal display instrument of the present utility model;
The functional block diagram of driving circuit in Fig. 2 the utility model;
The structural representation of Fig. 3 three-color LED module of the present utility model.
In figure: meter body 1, driving states viewing area 2, malfunction coefficient region 3, USB interface 4, first constant current source chip 5, second constant current source chip the 6, three constant current source chip 7.
Detailed description of the invention
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present utility model are described in a schematic way, and therefore it only shows the formation relevant with the utility model.
As shown in Figure 1 to Figure 3, the utility model provides a kind of electric motor intelligent liquid crystal display instrument, comprising: meter body 1, the display unit being positioned at meter body 1 and USB interface 4, and described display unit is connected with controller for electric vehicle respectively with USB interface; Also be provided with GPS locating module in described meter body, and GPS locating module is by the powered battery in meter body.
Wherein, in described electric motor intelligent liquid crystal display instrument, GPS locating module is installed, and independently-powered by the battery in instrument, can position vehicle, be convenient to the owner of lost property and give lost vehicles for change.
Further, this electric motor intelligent liquid crystal display instrument adopts and described display unit is divided the mode having driving states viewing area and malfunction coefficient region; And described driving states viewing area is provided with the liquid crystal display be connected with controller for electric vehicle; Described malfunction coefficient region is suitable for by three-color LED module displays fault, and this three-color LED module is made up of some three-color LED chips, and described three-color LED module is connected with controller for electric vehicle by driving circuit; Described driving circuit comprises: the processor module of the pwm signal of Drazin inverse LED luminosity, the constant-current control module for exporting corresponding LED drive current according to described pwm signal be connected to this processor module, and be suitable for the row cutting module that three-color LED module operating voltage is provided; The row control input end of described three-color LED module is connected with constant-current control module; The row control input end of described three-color LED module is connected with row cutting module; And described processor module is also connected with controller for electric vehicle.
Concrete, described driving states viewing area can show the data such as the speed of a motor vehicle, milimeter number, voltage.
Described malfunction coefficient region is suitable for by the corresponding failure code of three-color LED module displays, and failure code can adopt corresponding color representation, such as the corresponding corresponding fault respectively such as red, green, blue, yellow; And separate with the circuit of driving states viewing area, when status display area of driving a vehicle breaks down, can ensure that malfunction coefficient region normally works, be convenient to user and carry out failure analysis.
Further, described constant-current control module comprises some constant current source chips;
In described three-color LED module, the current output terminal of the homochromy each LED in the three-color LED chip of same row is connected rear formation three row common ports as described row control input end, and these three row common ports are connected with the constant current end of first, second, and third constant current source chip respectively; Current input terminal with each LED in the three-color LED chip of a line is connected the rear row common port that formed as described row control input end, and is connected with the corresponding line control end of row cutting module respectively; The PWM control input end of described constant current source chip is suitable for accessing described pwm signal.
Described row cutting module can be connected to obtain three-color LED module operating voltage with the storage battery of battery-driven car.
Described processor module comprises the PWM control output end of multiple glow color brightness in order to regulate corresponding LED be connected to the PWM control input end of each constant current source chip respectively; This processor module equally also can adopt FPGA or ARM to export PWM and also realize same function.
Described constant current source chip can adopt NUD4001 family chip or MBI5035 chip, and described clock chip can adopt DS1202.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this utility model technological thought, can carry out various change and amendment completely.The technical scope of this utility model is not limited to the content on specification sheets, must determine its technical scope according to right.

Claims (3)

1. an electric motor intelligent liquid crystal display instrument, is characterized in that, comprising: meter body, be positioned at display unit in meter body and USB interface, and described display unit is connected with controller for electric vehicle respectively with USB interface;
Also be provided with GPS locating module in described meter body, and GPS locating module is by the powered battery in meter body.
2. electric motor intelligent liquid crystal display instrument as claimed in claim 1, is characterized in that, described display unit divides driving states viewing area and malfunction coefficient region, wherein
Described driving states viewing area is provided with the liquid crystal display be connected with controller for electric vehicle;
Described malfunction coefficient region is suitable for by three-color LED module displays fault, and this three-color LED module is made up of some three-color LED chips, and described three-color LED module is connected with controller for electric vehicle by driving circuit;
Described driving circuit comprises: the processor module of the pwm signal of Drazin inverse LED luminosity, this processor module is connected with controller for electric vehicle, and described driving circuit also comprises: the constant-current control module for exporting corresponding LED drive current according to described pwm signal be connected to described processor module, is suitable for the row cutting module providing LED dot matrix operating voltage;
The row control input end of described three-color LED module is connected with constant-current control module;
The row control input end of described three-color LED module is connected with row cutting module.
3. electric motor intelligent liquid crystal display instrument as claimed in claim 2, it is characterized in that, described constant-current control module comprises some constant current source chips;
In described three-color LED module, the current output terminal of the homochromy each LED in the three-color LED chip of same row is connected rear formation three row common ports as described row control input end, and these three row common ports are connected with the constant current end of first, second, and third constant current source chip respectively; Current input terminal with each LED in the three-color LED chip of a line is connected the rear row common port that formed as described row control input end, and is connected with the corresponding line control end of row cutting module respectively;
The PWM control input end of described constant current source chip is suitable for accessing described pwm signal.
CN201520566796.7U 2015-07-30 2015-07-30 Electric motor car intelligence liquid crystal display instrument Active CN204978266U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520566796.7U CN204978266U (en) 2015-07-30 2015-07-30 Electric motor car intelligence liquid crystal display instrument

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520566796.7U CN204978266U (en) 2015-07-30 2015-07-30 Electric motor car intelligence liquid crystal display instrument

Publications (1)

Publication Number Publication Date
CN204978266U true CN204978266U (en) 2016-01-20

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520566796.7U Active CN204978266U (en) 2015-07-30 2015-07-30 Electric motor car intelligence liquid crystal display instrument

Country Status (1)

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CN (1) CN204978266U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017167006A1 (en) * 2016-03-28 2017-10-05 深圳飞亮智能科技有限公司 Display dashboard for electric vehicle

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017167006A1 (en) * 2016-03-28 2017-10-05 深圳飞亮智能科技有限公司 Display dashboard for electric vehicle

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CP01 Change in the name or title of a patent holder

Address after: No.38, Fenghuang Road, Tianning District, Changzhou City, Jiangsu Province 213000

Patentee after: Changzhou Yingke Hanlin Electronic Technology Co.,Ltd.

Address before: No.38, Fenghuang Road, Tianning District, Changzhou City, Jiangsu Province 213000

Patentee before: CHANGZHOU YINGKEER VEHICLE PARTS Co.,Ltd.

CP01 Change in the name or title of a patent holder