CN202320636U - Electric bicycle instrument using LED (light-emitting diode) display - Google Patents
Electric bicycle instrument using LED (light-emitting diode) display Download PDFInfo
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- CN202320636U CN202320636U CN2011203136310U CN201120313631U CN202320636U CN 202320636 U CN202320636 U CN 202320636U CN 2011203136310 U CN2011203136310 U CN 2011203136310U CN 201120313631 U CN201120313631 U CN 201120313631U CN 202320636 U CN202320636 U CN 202320636U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The utility model discloses an electric bicycle instrument using LED (light-emitting diode) display. The electric bicycle instrument using LED display comprises an LED display panel for displaying real-time running information, an LED display circuit electrically connected with the LED display panel, a main control IC (integrated circuit), an input interface circuit for receiving an external working state signal, an EEPROM (electrically erasable programmable read-only memory), a power source circuit and a backlight circuit; the LED display panel, the input interface circuit and the EEPROM are all electrically connected with the main control IC, the power source circuit is electrically connected with the main control IC, and the backlight circuit is electrically connected with the power source circuit. By using the LED to display the running information, the electric bicycle instrument provided by the utility model has no machinery needle type structure; and therefore, the reliability and the service life of the product are improved. The backlight circuit adopts light-dependent control, the backlight can be automatically turned on or off according to the environment light strength, and the backlight circuit is convenient for a user. The LED display information provided by the utility model comprises the charging-discharging current of a battery, the battery power, the left and right turning indication and the headlight indication.
Description
Technical field
The utility model relates to the Electrical Bicycle technical field, is specifically related to a kind of Electrical Bicycle instrument.
Background technology
Electrical Bicycle is rotated by the motor-driven wheel, and the power supply of motor derives from battery.Many real-time running states during Electrical Bicycle goes are for user's perception, and these information play crucial effects to correctly the controlling of user, safety.Yet the Electrical Bicycle instrument of prior art adopts mechanical pointer indication, its poor reliability, fragile usually.
The utility model content
The purpose of the utility model is to overcome deficiency of the prior art, the Electrical Bicycle instrument that provides a kind of LED of employing to show, better, the longer service life of this Electrical Bicycle Meter Reliability that adopts LED to show.
The purpose of the utility model realizes through following scheme: the Electrical Bicycle instrument that a kind of LED of employing shows; The input interface circuit, EEPROM, power circuit and the backlight circuit that comprise the LED display panel that is used to show real time execution information, the LED display circuit that is electrically connected with the LED display panel, master control IC, reception operate outside status signal; Said LED display panel, said input interface circuit, said EEPROM all are electrically connected with said master control IC; Said power circuit is electrically connected with said master control IC, and said backlight circuit is electrically connected with said power circuit.
Said LED display panel has amperemeter/ammtr indication LED 1-LED17, level Four electric weight indication LED 21-LED24, left-hand rotation indication LED 18, right-hand rotation indication LED 20, headlight indication LED 19; Wherein, LED1-LED24 adopts 4 * 6 matrix-style connection; 4 column rules of this matrix link to each other with micro controller system U1, and 6 alignments of this matrix link to each other with micro controller system U1 through resistance.
Backlight circuit comprises resistance R 25, resistance R 26, resistance R 28, CDS, aerotron Q1, LED25, LED26; Resistance R 25, resistance R 26, resistance R 28 are connected with power input; The base stage of the other end of resistance R 28, aerotron Q1 is connected with the end of CDS; The other end of resistance R 25 is connected with the LED25 anode; The other end of resistance R 26 is connected with the LED26 anode, and the negative electrode of LED25, the negative electrode of LED26 are connected with the collecting electrode of aerotron Q1, the grounded emitter of the other end of CDS, aerotron Q1.
Also comprise write device and parameter edit manager; Said EEPROM has input port; Said parameter edit manager is electrically connected with the input end of said write device through data line, and the mouth of said write device is electrically connected with the input port of said EEPROM through data line.
2 serial interfaces of said EEPROM are connected with master control IC through resistance R 22, resistance R 23 respectively.
Said operate outside status signal comprises left rotaring signal, right turn signal, big modulating signal, positive current signal, negative current signal and battery voltage signal, and said left rotaring signal, said right turn signal, said positive current signal, said negative current signal and said battery voltage signal are handled through flowing to said master control IC after dividing potential drop, the RC filtering in said input interface circuit.
Said power circuit comprises power input, a three-terminal voltage-stabilizing IC, an input filter capacitor, two output filter capacitors.The input utmost point of the positive pole of said power input, said input filter capacitor, said three-terminal voltage-stabilizing IC connects; The positive pole of the output stage of said three-terminal voltage-stabilizing IC, said two output filter capacitors is connected, the negative earth of said input filter capacitor, said two output filter capacitors.
The advantage of the utility model is: the utility model is some states of Electrical Bicycle to be indicated through LED show intuitively, lets the user understand the operation conditions of current Electrical Bicycle.Because the utility model uses LED to show operation information, there is not the structure of machinery meter pin type, thereby can effectively improves reliability, increase service life.It is light-operated that backlight circuit uses, and can open or close backlightly according to ambient light intensity automatically, made things convenient for the user.
Description of drawings
Fig. 1 is the schematic block circuit diagram of the Electrical Bicycle instrument that shows of the employing LED of the utility model;
Fig. 2 is the display panel of the LED of the Electrical Bicycle instrument that shows of the employing LED of the utility model;
Fig. 3 is that the parameter editor of the Electrical Bicycle instrument that shows of the employing LED of the utility model writes scheme drawing;
Fig. 4 is the power circuit diagram of the Electrical Bicycle instrument that shows of the employing LED of the utility model;
Fig. 5 is the backlight circuit figure of the Electrical Bicycle instrument that shows of the employing LED of the utility model;
Fig. 6 is the circuit diagram of the EEPROM of the Electrical Bicycle instrument that shows of the employing LED of the utility model;
Fig. 7 is the input interface circuit figure of the Electrical Bicycle instrument that shows of the employing LED of the utility model;
Fig. 8 is the circuit diagram that the LED of the Electrical Bicycle instrument that shows of the employing LED of the utility model shows;
Fig. 9 is the circuit diagram of the master control IC of the Electrical Bicycle instrument that shows of the employing LED of the utility model.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is further specified.
As shown in Figure 1; A kind of Electrical Bicycle instrument; The input interface circuit, the output interface circuit that is used for the output speed feedback signal, EEPROM, power circuit and the backlight circuit that comprise the LED display panel that is used to show real time execution information, the LED display circuit that is electrically connected with the LED display panel, master control IC, reception operate outside status signal; LED display circuit, input interface circuit, EEPROM all are electrically connected with master control IC; Master control IC is electrically connected with power circuit, and backlight circuit is electrically connected with power circuit.
Master control IC handles the various signals from input interface circuit, and information is presented on the LED display panel.EEPROM is in order to guarantee that parameter and job information are not lost after the power down, and it is used for stored parameter and job information.Power supply supplies power for master control IC, EEPROM, backlight circuit through power circuit.
As shown in Figure 3; The utility model also comprises write device and parameter edit manager; EEPROM has input port, and the parameter edit manager is electrically connected with the input end of write device through data line, and the mouth of write device is electrically connected with the input port of EEPROM through data line.The parameter edit manager is installed on the computer; It can edit the parameters of Electrical Bicycle; Magnitude of voltage, the current mileage validity of the calibration voltage during comprising diameter of tyres, every circle pulse count, every 0.1Km pulse count, high cell pressure and low battery voltages and every grade of battery indication is selected, total kilometrage validity is selected, acceleration-deceleration validity is selected, controller temperature validity is selected, effectively trigger level and brake level are selected; Carry out the parameter setting according to product requirement; The parameter that edits then downloads in the write device through the usb data line, and write device directly is connected with EEPROM, can write data among the EEPROM.Produce for ease, the parameters of Electrical Bicycle can be edited in computer, writes among the EEPROM through write device then, to adapt to different Electrical Bicycle types.
As shown in Figure 6,2 serial interfaces of EEPROM are connected with master control IC through resistance R 22, resistance R 23 respectively.
As shown in Figure 7; The operate outside status signal comprises left rotaring signal, right turn signal, big modulating signal, positive current signal, negative current signal and battery voltage signal, and left rotaring signal, right turn signal, positive current signal, negative current signal and battery voltage signal are handled through flowing to master control IC after dividing potential drop, the RC filtering in input interface circuit.
Like Fig. 2, Fig. 8, shown in Figure 9; The LED display panel has amperemeter/ammtr indication (LED1-LED17), level Four electric weight indication LED 21-LED24, left-hand rotation indication LED 18, right-hand rotation indication LED 20, headlight indication LED 19; Wherein, LED1-LED24 adopts 4 * 6 matrix-style connection, and 4 column rules of this matrix link to each other with micro controller system U1, and 6 alignments of this matrix link to each other with micro controller system U1 through resistance.
As shown in Figure 4, power circuit comprises power input, a three-terminal voltage-stabilizing IC, an input filter capacitor, two output filter capacitors.The input utmost point of the positive pole of power input, input filter capacitor, three-terminal voltage-stabilizing IC connects, and the positive pole of the output stage of three-terminal voltage-stabilizing IC, two output filter capacitors is connected, the negative earth of input filter capacitor, two output filter capacitors.
As shown in Figure 5; Backlight circuit comprises resistance R 25, resistance R 26, resistance R 28, CDS, aerotron Q1, LED25, LED26; Resistance R 25, resistance R 26, resistance R 28 are connected with power input; The base stage of the other end of resistance R 28, aerotron Q1 is connected with the end of CDS, and the other end of resistance R 25 is connected with the LED25 anode, and the other end of resistance R 26 is connected with the LED26 anode; The negative electrode of LED25, the negative electrode of LED26 are connected with the collecting electrode of aerotron Q1, the grounded emitter of the other end of CDS, aerotron Q1.
Fig. 9, Fig. 8, Fig. 6 are respectively the circuit diagram of master control IC, LED display panel, EEPROM.Master control IC is MCU, and inside is integrated with 10 bit A/D converters.Master control IC carries out the AD conversion with battery voltage signal, reversal signal and becomes digital signal, is used to monitor battery dump energy and charging and discharging currents; Left and right sides turn sign, big modulating signal are input to the input port of master control IC, when level is high or low (according to the parameter setting), show left and right on the LED display panel and the headlight indication.
Should be noted that at last; Above content is only in order to explain the technical scheme of the utility model; But not to the restriction of the utility model protection domain; The simple modification that those of ordinary skill in the art carries out the technical scheme of the utility model perhaps is equal to replacement, does not all break away from the essence and the scope of the utility model technical scheme.
Claims (7)
1. Electrical Bicycle instrument that adopts LED to show; It is characterized in that: the Electrical Bicycle instrument that said employing LED shows comprises the LED display panel that is used to show real time execution information, the LED display circuit that is electrically connected with the LED display panel, master control IC, receives input interface circuit, EEPROM, power circuit and the backlight circuit of operate outside status signal; Said LED display panel, said input interface circuit, said EEPROM all are electrically connected with said master control IC; Said power circuit is electrically connected with said master control IC, and said backlight circuit is electrically connected with said power circuit.
2. the Electrical Bicycle instrument that shows according to the described employing of claim 1 LED; It is characterized in that: said LED display panel has amperemeter/ammtr indication LED 1-LED17, level Four electric weight indication LED 21-LED24, left-hand rotation indication LED 18, right-hand rotation indication LED 20, headlight indication LED 19; Wherein, LED1-LED24 adopts 4 * 6 matrix-style connection, and 4 column rules of this matrix link to each other with micro controller system U1, and 6 alignments of this matrix link to each other with micro controller system U1 through resistance.
3. the Electrical Bicycle instrument that shows according to claim 1 or 2 described employing LED; It is characterized in that: backlight circuit comprises resistance R 25, resistance R 26, resistance R 28, CDS, aerotron Q1, LED25, LED26; Resistance R 25, resistance R 26, resistance R 28 are connected with power input; The base stage of the other end of resistance R 28, aerotron Q1 is connected with the end of CDS, and the other end of resistance R 25 is connected with the LED25 anode, and the other end of resistance R 26 is connected with the LED26 anode; The negative electrode of LED25, the negative electrode of LED26 are connected with the collecting electrode of aerotron Q1, the grounded emitter of the other end of CDS, aerotron Q1.
4. the Electrical Bicycle instrument that shows according to claim 1 or 2 described employing LED; It is characterized in that: also comprise write device and parameter edit manager; Said EEPROM has input port; Said parameter edit manager is electrically connected with the input end of said write device through data line, and the mouth of said write device is electrically connected with the input port of said EEPROM through data line.
5. the Electrical Bicycle instrument that shows according to the described employing of claim 4 LED, it is characterized in that: 2 serial interfaces of said EEPROM are connected with master control IC through resistance R 22, resistance R 23 respectively.
6. the Electrical Bicycle instrument that shows according to claim 1 or 2 described employing LED; It is characterized in that: said operate outside status signal comprises left rotaring signal, right turn signal, big modulating signal, positive current signal, negative current signal and battery voltage signal, and said left rotaring signal, said right turn signal, said positive current signal, said negative current signal and said battery voltage signal are handled through flowing to said master control IC after dividing potential drop, the RC filtering in said input interface circuit.
7. the Electrical Bicycle instrument that shows according to claim 1 or 2 described employing LED; It is characterized in that: said power circuit comprises power input, a three-terminal voltage-stabilizing IC, an input filter capacitor, two output filter capacitors; The input utmost point of the positive pole of said power input, said input filter capacitor, said three-terminal voltage-stabilizing IC connects; The positive pole of the output stage of said three-terminal voltage-stabilizing IC, said two output filter capacitors is connected, the negative earth of said input filter capacitor, said two output filter capacitors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203136310U CN202320636U (en) | 2011-08-26 | 2011-08-26 | Electric bicycle instrument using LED (light-emitting diode) display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203136310U CN202320636U (en) | 2011-08-26 | 2011-08-26 | Electric bicycle instrument using LED (light-emitting diode) display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202320636U true CN202320636U (en) | 2012-07-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203136310U Expired - Fee Related CN202320636U (en) | 2011-08-26 | 2011-08-26 | Electric bicycle instrument using LED (light-emitting diode) display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202320636U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108473177A (en) * | 2015-08-25 | 2018-08-31 | 自行车技术公司 | Display unit and electric bicycle |
-
2011
- 2011-08-26 CN CN2011203136310U patent/CN202320636U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108473177A (en) * | 2015-08-25 | 2018-08-31 | 自行车技术公司 | Display unit and electric bicycle |
| US10647381B2 (en) | 2015-08-25 | 2020-05-12 | Biketec Ag | Display unit and electric bicycle |
| US10703436B2 (en) | 2015-08-25 | 2020-07-07 | Biketec Ag | Remote control unit and electric bicycle |
| US10850803B2 (en) | 2015-08-25 | 2020-12-01 | Biketec Ag | Electric bicycle |
| CN108473177B (en) * | 2015-08-25 | 2021-03-09 | 自行车技术公司 | Display unit and electric bicycle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120711 Termination date: 20130826 |