CN205193911U - Bus volume of flow of passengers statistical system based on photosensitive sensor array - Google Patents
Bus volume of flow of passengers statistical system based on photosensitive sensor array Download PDFInfo
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- CN205193911U CN205193911U CN201520941944.9U CN201520941944U CN205193911U CN 205193911 U CN205193911 U CN 205193911U CN 201520941944 U CN201520941944 U CN 201520941944U CN 205193911 U CN205193911 U CN 205193911U
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Abstract
The utility model discloses a bus volume of flow of passengers statistical system based on photosensitive sensor array, including photosensitive sensor array, singlechip, GPS locator and GPRS module, wherein: the photosensitive sensor array comprises a plurality of photosensitive sensor monomers, and whether the photosensitive sensor monomer is sheltered from according to surperficial light is sent not idiostatic signal to with current potential signal transmission to singlechip, the singlechip, the current potential signal judgement of sending according to the photosensitive sensor monomer has or not the passenger to get on or off the bus, makes statistics of the passenger number's that gets on or off the bus passenger flow information respectively to through the GPRS module with passenger flow message routing to system backstage, the GPS locator provides bus stop location and path information to send the system backstage through the GPRS module with bus stop location and path information. The utility model discloses utilize array that photosensitive sensor constitutes to realize the get on or off the bus function of number quantity statistics of bus to the detection of its surperficial light, improved the precision and the robustness of public transport passenger flow volume statistics.
Description
Technical field
The utility model relates to bus passenger flow statistics, particularly a kind of counting passenger flow of buses system based on light sensor arrays.
Background technology
The important public service that urban public transport provides as government, plays vital effect to urban passenger.Along with China's economic society develops the quickening with urbanization process rapidly, in emphasis economic zone, public transport pressure is in recent years always in high growth situation.When path resource relative shortage, vehicle fleet size are limited, by science, vehicle scheduling plan efficiently, give full play to the maximum carrying capacity of bus and become the important channel alleviating urban traffic pressure, the important evidence of vehicle scheduling plan and enforcement is then each website volume of the flow of passengers accurately, as the number of getting on the bus, number of getting off, and running the real-time handling capacity of passengers on bus.The volume of the flow of passengers is the important indicator of Public Transport Trade, is the indispensable data in passenger transportation management, management and decision aspect.Grasp passenger flow data and can provide data foundation for passenger train control on the one hand, for public bus network layout and city planning provide data supporting, optimize allocation of resources, improve public resource utilization ratio.
Carry out passenger flow statistics at present to obtain method and have multiple, be generally speaking divided into two classes: a class is traditional complicate statistics and public transport bill (swiping the card) counting mode, and this mode manpower and materials expend greatly, is also difficult to meet regular, requirement of real-time.Another kind of is relatively advanced automatic Passenger technological system (AutomaticpassengerCounter, APC), use has pressure transducer passenger counting, infrared sensor passenger counting comparatively widely, counts based on the passenger of machine vision, these methods are complicated in background, all there is larger error and defect under the actual environment that intensity of passenger flow is large.As low in pressure transducer counting precision when continuous many people get on the bus and equipment is perishable, maintenance cost is high; Based on the counting mode of infrared sensor, under passenger's congested conditions, its loss reaches more than 60% sometimes; Based on passenger's count protocol of machine vision, be affected by the external environment comparatively large, and difficulty is comparatively large when carrying out multiple target tracking, processing speed is slow, and many people are crowded to be also difficult to carry out accurate number judgement when getting on the bus.Therefore, domesticly there is no a kind of method and can add up bus passenger flow amount very exactly.Under this technical background, a kind of there is strong applicability, the research and development of passenger flow statistical system of high robust are very necessary.
Utility model content
The utility model object is: provide a kind of counting passenger flow of buses system based on light sensor arrays, solve the subject matter that existing mainstream technology scheme exists, improve the accuracy of bus passenger flow volume statistic system, promote the technology maturation of domestic APC system, marketing and products application, for passenger train control provides data foundation accurately, for public bus network layout and city planning provide data supporting, optimize allocation of resources, improve public resource utilization ratio.
The technical solution of the utility model is:
Based on a counting passenger flow of buses system for light sensor arrays, comprise light sensor arrays, single-chip microcomputer, GPS locator and GPRS module, wherein:
Light sensor arrays, is made up of multiple light sensor monomer, and whether light sensor monomer is blocked according to surperficial light sends different potentials signal, and electric potential signal is sent to single-chip microcomputer;
Single-chip microcomputer, determines whether passenger getting on/off, the passenger flow information of passengers quantity of statistically getting off respectively according to the electric potential signal that light sensor monomer sends, and by GPRS module, passenger flow information is sent to system background;
GPS locator, provides bus station to locate and routing information, and by GPRS module, location, bus station is sent to system background with routing information.
Preferably; also comprise system protection device; described light sensor arrays, single-chip microcomputer, GPS locator and GPRS module are distributed in a circuit board surface respectively; described system protection device comprises glass plate and metal coating shell; described glass plate is covered in circuit board; it is inner that circuit board and glass plate are placed in metal coating shell, and metal coating shell surface distributed has the aperture alignd with light sensor arrays.
Preferably, described statistical system is installed on bus and gets on or off the bus ledge surface, size and ledge surface consistent size.
Preferably, single-chip microcomputer is blocked after signal receiving light that in light sensor arrays, multiple light sensor sends, is separated the area image that this signal forms and forms footprint shape, utilize footprint shape to distinguish left and right pin, judge to get on or off the bus towards.
Preferably, the area image statistics footprint quantity that single-chip microcomputer is blocked according to the surperficial light of light sensor arrays, and judge each footprint shape and towards, when 1 footprint having been detected, get on the bus according to footprint towards judgement or get off, number has been 1 people; When detecting that 2 only reach the footprint of above quantity, the footprint shape formed according to each footprint region with towards, footprint is divided into and gets on the bus and two classes of getting off, then left and right pin differentiation is carried out respectively to this two classes footprint, in this two classes image, judge whether left and right pin belongs to same people according to the registration of image after symmetrical conversion, finally calculate the number of getting on the bus or getting off.
Preferred further, after single-chip microcomputer calculates the number of getting on or off the bus, data are transferred to system background through GPRS module and carries out information matches, in conjunction with the site information that GPS locator provides, system background draws the real-time volume of the flow of passengers of each website and carries out statistical study.
The utility model has the advantages that:
1. the counting passenger flow of buses system based on light sensor arrays provided by the utility model, the detection of the array that system utilizes light sensor to form to the light on its surface realizes bus and to get on or off the bus the function of number quantity statistics, solve continuous many people that existing bus Auto-counting technology exists statistics difficulty be large when getting on the bus, error large, walking direction error of getting on or off the bus large, by ambient light according to problems such as environmental impact are large, improve precision and the robustness of bus passenger flow amount statistics;
2. counting passenger flow of buses system of the present utility model is relative to other robotization passenger flow technical methods, principle is simple, easy for installation, cost is lower, research and development for bus passenger flow statistical system provide a kind of intelligent solution newly, be conducive to the application popularization promoting intelligent bus, promote the development construction of smart city.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further described:
Fig. 1 is the system principle diagram of the counting passenger flow of buses system based on light sensor arrays described in the utility model;
Fig. 2 is the workflow diagram of the counting passenger flow of buses system based on light sensor arrays described in the utility model;
Fig. 3 is the schematic diagram of light sensor arrays in the utility model embodiment;
The structural representation of Fig. 4 system protection device described in the utility model.
Embodiment
As shown in Figure 1, the counting passenger flow of buses system based on light sensor arrays that the utility model discloses, comprises light sensor arrays, single-chip microcomputer, GPS locator and GPRS module, wherein:
Light sensor arrays is the sensor array be made up of multiple light sensor monomer, and whether light sensor monomer is blocked according to surperficial light sends different potentials signal, and electric potential signal is sent to single-chip microcomputer;
Single-chip microcomputer, determines whether passenger getting on/off, the passenger flow information of passengers quantity of statistically getting off respectively according to the electric potential signal that light sensor monomer sends, and by GPRS module, passenger flow information is sent to system background;
GPS locator, provides bus station to locate and routing information, and by GPRS module, location, bus station is sent to system background with routing information.
As shown in Figure 3, the light sensor monomer 1 of described light sensor arrays is distributed in circuit board 2 surface, described in, single-chip microcomputer, GPS locator and GPRS module are also distributed in a circuit board surface (not shown in FIG.).Counting passenger flow of buses system also comprises system protection device; as shown in Figure 4; described system protection device comprises glass plate 3 and metal coating shell 4; described glass plate 3 is covered in above circuit board 2; it is inner that circuit board 2 and glass plate 3 are placed in metal coating shell 4, and metal coating shell 4 surface distributed has the aperture 41 alignd with light sensor arrays.Glass plate 3 both can completely cut off and protection circuit plate 2, can not affect again the normal work of light sensor; Metal coating shell 4 is for strengthening the load-bearing anti-pressure ability of equipment, and there is the aperture 41 alignd with light sensor on surface, and do not affect working sensor, metal shell is designed to demountable structure, is convenient to the dirt on periodic cleaning aperture and glass plate.Described counting passenger flow of buses system is installed on bus and gets on or off the bus ledge surface, size and ledge surface consistent size.
During specific works, as shown in Figure 2, the workflow diagram of counting passenger flow of buses system is as follows.
(1) after counting passenger flow of buses system electrification, this system starts;
(2) light sensor continues the capped situation detecting its surperficial light, and sends the electric potential signal of specifying to single-chip microcomputer: when surperficial light is not capped, send electric potential signal " 0 "; When surperficial light is capped, send electric potential signal " 1 ";
(3) single-chip microcomputer carries out information estimation & disposing according to the electric potential signal received;
(4), when all electric potential signals received when single-chip microcomputer are " 0 ", system judges that now nobody gets on or off the bus;
(5) when single-chip microcomputer receives the electric potential signal of " 1 ", system judges that now someone gets on or off the bus, and the light sensor region disconnecting sending signal " 1 " is out formed footprint shape and quantity, and performs next step operation according to footprint quantity;
(6) when footprint quantity is 1 (N=1), single-chip microcomputer judges towards the direction of being got on the bus or getting off according to footprint shape, and system judges that number of now getting on the bus/get off is 1 people;
(7) when footprint be 2 only reach above quantity (N>=2) time, single-chip microcomputer according to footprint shape judge towards after footprint be divided into get on the bus and both direction of getting off, again respectively to two towards footprint image carry out symmetrical conversion, judge whether that about two footprints belong to same people according to the registration of image after symmetry transformation, finally calculate the number of getting on or off the bus, specifically, if left foot number N in footprint of getting on the bus
1, right crus of diaphragm number N
2; Get off left foot number N
3, right crus of diaphragm number N
4(N
1+ N
2+ N
3+ N
4=N), in footprint of getting on the bus, symmetrical footprint logarithm is N
x, in footprint of getting off, symmetrical logarithm is N
y, then get on the bus number N
on=N
1+ N
2-N
x, get off number N
under=N
3+ N
4-N
y;
(8) after single-chip microcomputer calculates the number of getting on or off the bus, data are transferred to system background through GPRS module and carries out information matches, in conjunction with the site information that GPS locator provides, system background draws the real-time volume of the flow of passengers of each website and carries out statistical study.
Above-described embodiment, only for technical conceive of the present utility model and feature are described, its object is to person skilled in the art can be understood content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All modifications done according to the Spirit Essence of the utility model main technical schemes, all should be encompassed within protection domain of the present utility model.
Claims (3)
1. based on a counting passenger flow of buses system for light sensor arrays, it is characterized in that: comprise light sensor arrays, single-chip microcomputer, GPS locator and GPRS module, wherein:
Light sensor arrays, is made up of multiple light sensor monomer, and whether light sensor monomer is blocked according to surperficial light sends different potentials signal, and electric potential signal is sent to single-chip microcomputer;
Single-chip microcomputer, determines whether passenger getting on/off, the passenger flow information of passengers quantity of statistically getting off respectively according to the electric potential signal that light sensor monomer sends, and by GPRS module, passenger flow information is sent to system background;
GPS locator, provides bus station to locate and routing information, and by GPRS module, location, bus station is sent to system background with routing information.
2. the counting passenger flow of buses system based on light sensor arrays according to claim 1; it is characterized in that: also comprise system protection device; described light sensor arrays, single-chip microcomputer, GPS locator and GPRS module are distributed in a circuit board surface respectively; described system protection device comprises glass plate and metal coating shell; described glass plate is covered in circuit board; it is inner that circuit board and glass plate are placed in metal coating shell, and metal coating shell surface distributed has the aperture alignd with light sensor arrays.
3. the counting passenger flow of buses system based on light sensor arrays according to claim 2, is characterized in that: described statistical system is installed on bus and gets on or off the bus ledge surface, size and ledge surface consistent size.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520941944.9U CN205193911U (en) | 2015-11-24 | 2015-11-24 | Bus volume of flow of passengers statistical system based on photosensitive sensor array |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520941944.9U CN205193911U (en) | 2015-11-24 | 2015-11-24 | Bus volume of flow of passengers statistical system based on photosensitive sensor array |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105469485A (en) * | 2015-11-24 | 2016-04-06 | 清华大学苏州汽车研究院（吴江） | Bus guest flow statistical system based on photosensitive sensor array |
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- 2015-11-24 CN CN201520941944.9U patent/CN205193911U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105469485A (en) * | 2015-11-24 | 2016-04-06 | 清华大学苏州汽车研究院（吴江） | Bus guest flow statistical system based on photosensitive sensor array |
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