CN205158456U - Distance measurement and tariff metering apparatus based on global navigation satellite system and inertia subassembly - Google Patents
Distance measurement and tariff metering apparatus based on global navigation satellite system and inertia subassembly Download PDFInfo
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- CN205158456U CN205158456U CN201521010014.8U CN201521010014U CN205158456U CN 205158456 U CN205158456 U CN 205158456U CN 201521010014 U CN201521010014 U CN 201521010014U CN 205158456 U CN205158456 U CN 205158456U
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- global navigation
- satellite system
- navigation satellite
- positioning device
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Abstract
The utility model provides a distance measurement and tariff metering apparatus based on global navigation satellite system and inertia subassembly, includes central processing unit, satellite positioning device, differential positioning device, storage geographic information's flash memory, nine sensing element and display device, central processing unit includes first general asynchronous receiving and dispatching transmitter interface, the general asynchronous receiving and dispatching transmitter interface of second, first serial peripheral hardware interface, second serial peripheral hardware interface and bus interface, first general asynchronous receiving and dispatching transmitter interface is connected to satellite positioning device's output, the general asynchronous receiving and dispatching transmitter interface of second is connected to the output of differential positioning device, first serial peripheral hardware interface is connected to the flash memory, nine sensing element connect second serial peripheral hardware interface, display device connects bus interface. The utility model provides a distance measurement and tariff metering apparatus based on global navigation satellite system and inertia subassembly has avoided the installation metaer to reequip the vehicle, has improved mileage measurement's stability and repeatability.
Description
Technical field
The utility model relates to electronic information technical field, particularly a kind of range observation based on GLONASS (Global Navigation Satellite System) and inertia assembly and message accounting.
Background technology
The speedometer for automobile of current use is measured and message accounting (as taximeter) a kind ofly continues running time and mileage for measured automobiles, with the timing time measured and mileage for according to calculating and showing the measurement instrument of passenger's fee payable.
In prior art, the break period of the built-in timer chip of fee register or microprocessor the measurement of timing time use determine clock, and the aggregate-value of calculating prolongeding time; The measurement of mileage uses the odometer sensor in fee register that the turn signal of transmission for vehicles is converted to pulse electrical signal, and the frequency of acquisition pulse electric signal obtains the speed of a motor vehicle, then calculates mileage by timing time.The measurement of mileage requires that the turn signal of transmission for vehicles directly should be converted to electric signal by odometer sensor effectively, fee register is installed to the standalone sensor that vehicle must use and mate with fee register, the electric signal that can not directly use vehicle to provide, this reequips causing the instrument desk of taxi and gearing, and works complicated.Further, due to the Special use environment of taxi, odometer sensor serviceability is unstable, and the stability causing mileage to be measured is not high, poor repeatability.
Owing to employing independently odometer sensor, according to administrative requirement, the fee register of assay approval is installed to after on vehicle and in special place together with vehicle, fee register use error standard verification apparatus must carries out car load calibrating.This mode causes measurement verification department must possess large-area special place to carry out car load calibrating, and the efficiency of calibrating is not high, affects the operating time of taxi.
Utility model content
To be solved in the utility model is install the not high and vehicle of speedometer for automobile is measured and message accounting needs to reequip vehicle, mileage is measured stability to examine and determine inefficient problem.
For solving the problem, the utility model provides a kind of range observation based on GLONASS (Global Navigation Satellite System) and inertia assembly and message accounting, comprises central processing unit, satellite positioning device, Differential positioning device, stores flash memory, nine axle sensing component and the display device of geography information; Described central processing unit comprises the first universal asynchronous receiving-transmitting transmitter interface, the second universal asynchronous receiving-transmitting transmitter interface, the first Serial Peripheral Interface (SPI), the second Serial Peripheral Interface (SPI) and bus interface, the output terminal of described satellite positioning device connects described first universal asynchronous receiving-transmitting transmitter interface, the output terminal of described Differential positioning device connects described second universal asynchronous receiving-transmitting transmitter interface, described flash memory connects described first Serial Peripheral Interface (SPI), described nine axle sensing components connect described second Serial Peripheral Interface (SPI), and described display device connects described bus interface.
The range observation that the utility model provides and message accounting use the mileage measurement of satellite positioning device distance tracer technique to use to calculate riding fee, do not need to use independently sensor, avoid the problem of installing existing fee register and vehicle being reequiped, improve stability and the repeatability of mileage measurement.And, the range observation that the utility model provides and message accounting can be fixedly installed in vehicle instrument desk, vehicle can complete the calibrating of mileage and speed in normal operation way by the gauged distance test segment preset, also batch calibrating can be carried out in laboratory, or point-to-point separate unit is examined and determine, without the need to fixed venue, improve calibrating efficiency, do not affect the operating time of vehicle.In addition, the break period of the built-in timer chip of fee register or microprocessor timing time measurement of the prior art use determine clock and the aggregate-value of calculating prolongeding time, this kind of mode can not reserve the output interface of clock, can not effectively trace to the source to clock separately, and the range observation that the utility model provides and message accounting are communicated with satellite in real time by satellite positioning device, upgrade system clock, realize time synchronized, time accuracy≤0.1 microsecond, and can effectively trace to the source.The mode measured in view of mileage and timing time and structure; require in prior art that fee register should take protective measure for the device forbidding contacting and forbid to adjust or controller; affect the adjustment switch of fee register metering performance, gauge tap or button all should be placed in casing, and have adjustment window at the shell at front panel or forward right side position and add lead sealing.This mode causes the complex structure of fee register, can not stop cheating completely, and the range observation that the utility model provides and message accounting do not need to adjust switch, gauge tap or button, do not need to add lead sealing, contour structures is simple, avoids cheating.
Optionally, the described range observation based on GLONASS (Global Navigation Satellite System) and inertia assembly and message accounting also comprise power module, and described central processing unit also comprises power end; The output terminal of described power module connects described power end.
Optionally, the described range observation based on GLONASS (Global Navigation Satellite System) and inertia assembly and message accounting also comprise the USB interface be connected with described central processing unit.
Optionally, the described range observation based on GLONASS (Global Navigation Satellite System) and inertia assembly and message accounting also comprise wireless communication module, and described central processing unit also comprises the 3rd universal asynchronous receiving-transmitting transmitter interface; Described wireless communication module is connected with described 3rd universal asynchronous receiving-transmitting transmitter interface.By arranging wireless communication module, by information real-time Transmission such as the speed of vehicle, positions to vehicle management platform, vehicle management platform can be convenient to management and control carried out to all vehicles.
Optionally, described wireless communication module is 3G communication module or 4G communication module.
Optionally, described nine axle sensing components comprise three-axis gyroscope, three axis accelerometer and three axle magnetometers.
Compared with prior art, the utility model has the following advantages:
Calculate riding fee use by the mileage measurement of satellite positioning device distance tracer technique, avoid the problem of installing existing fee register and vehicle being reequiped, improve stability and the repeatability of mileage measurement; The range observation that the utility model provides and message accounting are without adjustment switch, gauge tap or button, and do not need to add lead sealing, contour structures is simple, avoids cheating; By the real-time Service of Timing of satellite positioning device, solve the problem that fee register clock can not be traced to the source; The range observation that the utility model provides and message accounting do not need the turn signal of transmission for vehicles to be converted to pulse electrical signal, without standalone sensor, do not need large-area special place to carry out car load calibrating, improve calibrating efficiency, do not affect the operating time of vehicle.
Accompanying drawing explanation
Fig. 1 be a kind of embodiment of the utility model based on GLONASS (Global Navigation Satellite System) and the range observation of inertia assembly and the structural representation of message accounting;
Fig. 2 be the another kind of embodiment of the utility model based on GLONASS (Global Navigation Satellite System) and the range observation of inertia assembly and the structural representation of message accounting.
Embodiment
Below in conjunction with embodiment and accompanying drawing, to the detailed description further of the utility model do, but embodiment of the present utility model is not limited thereto.
Fig. 1 be a kind of embodiment of the utility model based on GLONASS (Global Navigation Satellite System) and the range observation of inertia assembly and the structural representation of message accounting, the described range observation based on GLONASS (Global Navigation Satellite System) and inertia assembly and message accounting comprise central processing unit 11, satellite positioning device 12, Differential positioning device 13, flash memory 14, the nine axle sensing component 15 storing geography information and display device 16.
Particularly, described central processing unit 11 comprises the first universal asynchronous receiving-transmitting transmitter interface, the second universal asynchronous receiving-transmitting transmitter interface, the first Serial Peripheral Interface (SPI), the second Serial Peripheral Interface (SPI) and bus interface.The output terminal of described satellite positioning device 12 connects described first universal asynchronous receiving-transmitting transmitter interface, and it communicates with satellite in real time, obtains the locating information of vehicle.Every the schedule time, locating information and time synchronized pulse are sent to described central processing unit 11 by described satellite positioning device 12, and described central processing unit 11 realizes upgrading system clock by the time synchronized pulse received, and realizes time synchronized.Described satellite positioning device 12 can be the GPS (GPS, GlobalPositioningSystem) of the U.S., also can be the Beidou satellite navigation system of China.Described locating information comprises longitude and latitude, speed, level height and satellite number etc., and the described schedule time can be arranged according to the actual requirements.The output terminal of described Differential positioning device 13 connects described second universal asynchronous receiving-transmitting transmitter interface, for calculating the distance correction value of base station to satellite according to the known precision coordinate of base station, in real time distance correction value is sent to described central processing unit 11.Described flash memory 14 connects described first Serial Peripheral Interface (SPI), for providing geographic information data to described central processing unit 11.Described nine axle sensing components 15 connect described second Serial Peripheral Interface (SPI), comprise three-axis gyroscope, three axis accelerometer and three axle magnetometers, for angular velocity, acceleration and orientation that measuring vehicle is moved.Described display device 16 connects described bus interface, for showing the information such as vehicle mileage, running time and passenger's fee payable under the control of described central processing unit 11.
When described satellite positioning device 12 can receive satellite-signal, described central processing unit 11 parses the information such as longitude and latitude, speed, level height and satellite number according to the locating information received from described satellite positioning device 12, thus obtains the speed position information of vehicle.And, according to the distance correction value received from described Differential positioning device 13, described central processing unit 11 pairs of speed position information are revised, eliminate the impact of satellite clock correction, receiver clock-offsets, atmospheric ionized layer and tropospheric refraction error, obtain final speed position information, improve positioning precision.According to the speed position information of twice before and after vehicle, described central processing unit 11 can obtain the mileage that vehicle travels, and obtains time of vehicle operation by twice timing before and after vehicle, obtains passenger's fee payable according to the valuation rule of vehicle is final.When described satellite positioning device 12 can not receive satellite-signal, described central processing unit 11 records vehicle initial velocity by the distance tracer technique of described satellite positioning device 12 and the differential position of described Differential positioning device 13, by angular velocity, acceleration and orientation that described nine axle sensing components 15 difference measuring vehicle are moved, the geography information stored in conjunction with described flash memory 14 is built into inertial navigation system, device can be followed the trail of better and catch vehicle in three-dimensional entire motion, achieving the precision navigation of comprehensive mileage.It should be noted that, those skilled in the art know and how to use described central processing unit 11 to process the various information received, and the present embodiment repeats no more this.
Fig. 2 be the another kind of embodiment of the utility model based on GLONASS (Global Navigation Satellite System) and the range observation of inertia assembly and the structural representation of message accounting, compared with the embodiment that Fig. 1 is corresponding, the range observation based on GLONASS (Global Navigation Satellite System) and inertia assembly and the message accounting of the present embodiment also comprise the USB interface 21 and wireless communication module 22 that are connected with central processing unit 11.Particularly, described central processing unit 11 also comprises the 3rd universal asynchronous receiving-transmitting transmitter interface, and described wireless communication module 22 is connected with described 3rd universal asynchronous receiving-transmitting transmitter interface.Further, described wireless communication module 22 can be 3G communication module or 4G communication module.By arranging described wireless communication module 22, various states (comprising speed, the position etc.) information of vehicle can be transmitted in real time to vehicle management platform, be convenient to vehicle management platform and vehicle is supervised.
The above; it is only preferred embodiment of the present utility model; not do any pro forma restriction to the utility model, every any simple modification, equivalent variations done above embodiment according to technical spirit of the present utility model, all falls within protection domain of the present utility model.
Claims (6)
1. based on range observation and the message accounting of GLONASS (Global Navigation Satellite System) and inertia assembly, it is characterized in that, comprise central processing unit, satellite positioning device, Differential positioning device, store flash memory, nine axle sensing component and the display device of geography information;
Described central processing unit comprises the first universal asynchronous receiving-transmitting transmitter interface, the second universal asynchronous receiving-transmitting transmitter interface, the first Serial Peripheral Interface (SPI), the second Serial Peripheral Interface (SPI) and bus interface, the output terminal of described satellite positioning device connects described first universal asynchronous receiving-transmitting transmitter interface, the output terminal of described Differential positioning device connects described second universal asynchronous receiving-transmitting transmitter interface, described flash memory connects described first Serial Peripheral Interface (SPI), described nine axle sensing components connect described second Serial Peripheral Interface (SPI), and described display device connects described bus interface.
2. the range observation based on GLONASS (Global Navigation Satellite System) and inertia assembly according to claim 1 and message accounting, it is characterized in that, also comprise power module, described central processing unit also comprises power end;
The output terminal of described power module connects described power end.
3. the range observation based on GLONASS (Global Navigation Satellite System) and inertia assembly according to claim 1 and message accounting, is characterized in that, also comprise the USB interface be connected with described central processing unit.
4. the range observation based on GLONASS (Global Navigation Satellite System) and inertia assembly according to claim 1 and message accounting, it is characterized in that, also comprise wireless communication module, described central processing unit also comprises the 3rd universal asynchronous receiving-transmitting transmitter interface;
Described wireless communication module is connected with described 3rd universal asynchronous receiving-transmitting transmitter interface.
5. the range observation based on GLONASS (Global Navigation Satellite System) and inertia assembly according to claim 4 and message accounting, it is characterized in that, described wireless communication module is 3G communication module or 4G communication module.
6. the range observation based on GLONASS (Global Navigation Satellite System) and inertia assembly according to claim 1 and message accounting, it is characterized in that, described nine axle sensing components comprise three-axis gyroscope, three axis accelerometer and three axle magnetometers.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521010014.8U CN205158456U (en) | 2015-12-08 | 2015-12-08 | Distance measurement and tariff metering apparatus based on global navigation satellite system and inertia subassembly |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201521010014.8U CN205158456U (en) | 2015-12-08 | 2015-12-08 | Distance measurement and tariff metering apparatus based on global navigation satellite system and inertia subassembly |
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| CN205158456U true CN205158456U (en) | 2016-04-13 |
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| CN201521010014.8U Expired - Fee Related CN205158456U (en) | 2015-12-08 | 2015-12-08 | Distance measurement and tariff metering apparatus based on global navigation satellite system and inertia subassembly |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107784381A (en) * | 2016-08-31 | 2018-03-09 | 厦门雅迅网络股份有限公司 | It is a kind of to judge that taxi detours and valuate abnormal method and device |
| CN109855648A (en) * | 2019-01-21 | 2019-06-07 | 武汉小安科技有限公司 | Shared bicycle localization method, device, equipment and storage medium |
-
2015
- 2015-12-08 CN CN201521010014.8U patent/CN205158456U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107784381A (en) * | 2016-08-31 | 2018-03-09 | 厦门雅迅网络股份有限公司 | It is a kind of to judge that taxi detours and valuate abnormal method and device |
| CN109855648A (en) * | 2019-01-21 | 2019-06-07 | 武汉小安科技有限公司 | Shared bicycle localization method, device, equipment and storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160413 Termination date: 20171208 |