CN104302066B - System for prompting driving speed by means of street lamp radio-frequency technology - Google Patents
System for prompting driving speed by means of street lamp radio-frequency technology Download PDFInfo
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- CN104302066B CN104302066B CN201410607798.6A CN201410607798A CN104302066B CN 104302066 B CN104302066 B CN 104302066B CN 201410607798 A CN201410607798 A CN 201410607798A CN 104302066 B CN104302066 B CN 104302066B
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Abstract
The invention relates to a system for prompting driving speed by means of the street lamp radio-frequency technology. A plurality of street lamps (2) are arranged on the side of a road (1). Each street lamp (2) is provided with a control unit. Each control unit receives an instruction sent by a computer control terminal to control the corresponding street lamp to be turned on or turned off. The computer control terminal obtains the time needed by a motor vehicle for passing through two adjacent radio-frequency card readers on the basis that the two adjacent radio-frequency card readers collect the same motor vehicle signal at different time points, and works out the average speed of the motor vehicle for passing through the fixed distance on the basis of the fixed distance between the two adjacent radio-frequency card readers. If the average speed is higher than the maximum speed set by the department of road management, the motor vehicle exceeds the speed limit.
Description
Technical field
The present invention relates to a kind of street lamp control system, road speed is carried out more particularly, to one kind by street lamp radio-frequency technique
The system of prompting.
Background technology
China most cities be particularly the streetlamp management system of small and medium-sized cities using clock, it is light-operated or it is better simply from
Autocontrol system, in this extensive way to manage, especially in the unfrequented road of large parking lot or forest zone pastoral area
Road, has that long-time is passed through without car or people and street lamp still locates ten openings, not only causes very big energy to roadway illumination
Consumption burden, also disagrees with the energy-conserving and environment-protective theory currently advocated.
A kind of lamp light control system of utilization REID of Chinese patent（Application number 201320540843.1）Although
The opening and closing that street lamp is controlled by radio-frequency technique are disclosed, but still there is following technological deficiency in it：
（1）The unlatching for controlling street lamp by radio-frequency technique in prior art does not set specific condition, if
The use time of radio-frequency technique is set according to night hours, then can omit some extreme weathers, for example sandstorm weather and big
Greasy weather gas so that radio frequency control can not in time adapt to environment.
（2）The street lamp in certain region is controlled in prior art by radio-frequency technique to be turned on and off, if so area
When domain setting is excessive, the loss in vain of electric energy still can be caused；If region setting is too small（Such as arrange on each street lamp
Radio-frequency card reader）, it will so that construction cost is too high, it is unsuitable for promoting.
（3）Prior art only controls certain region street lamp all light using radio-frequency technique, but does not control the region street lamp
The time of extinguishing, if automatic distinguishing should after setting N minute of the radio-frequency card reader after radio-frequency (RF) tag is read
The street lamp in region, then if vehicle is when the region is broken down, street lamp more than after N minutes or can automatic distinguishing, by pole
It is unfavorable for the maintenance and emergency of night human pilot.
Additionally, radar velocity measurement domestic at present is all based on doppler principle, capacity of resisting disturbance is poor, below disturbs
Source（Including naturally occurring and artificially causing）Radar meter error in reading or performance will be caused to reduce.
1st, landform；Radar wave cannot pass through the object of most of solid-state, including leaveves.Glass can also reflect radar wave, because
, when radar is launched by cruiser glass, measurement distance can shorten for this.
2nd, rain；Rain can absorb and disperse radar signal, and this will cause the shortening of measurement distance, while being possible to the speed for obtaining
Degree reading is the speed of raindrop.
3rd, electronic noise；Electronic noise interference source has neon light signal, radio wave signal, power line, transformator etc..This
A little interference will shorten will measurement distance, and cause error in reading.After these interference are detected, radar will show " RFI ",
Simultaneously reading will no longer be shown.
4th, automotive ignition noise；The electronic system of the very big automobile of one noise will cause the operation of radar unstable
It is fixed.
5th, fan noise；When radar is launched from patrol in-car, fan noise is that modal Doppler radar is met
The problem for arriving.There is sub-fraction radar wave to pass through glass-reflected to in-car, they will capture the noise of fan, so that thunder
Mistake is produced when measurement.
6th, angular error；Doppler radar can just carry out accurate measurement only when with target carriage direction on one wire.
Angular error occurs if it there is certain angle during measurement, display speed will be lower than actual speed.Angular error and angle
Yu Xuan is proportional.
7th, from the interference of radio transition equipment；Nearby stronger radio transmitter is likely to measurement that can be to radar
Produce impact.Then represent as radar asorbing paint " RFI " and had detected that interference.Now, no longer show any speed to prevent mistake
Reading by mistake.Interference source is probably the vehicular radio on the car, or neighbouring transmitting equipment, or illegal wireless
Electrical interference device.
As can be seen here, on existing road velocity radar using there is error, it is impossible to the speed of true reflection vehicle, and existing
Have test the speed mode in overspeed of vehicle cannot active warning human pilot keep fixing speed, it is to avoid the generation of overspeed situation.
The content of the invention
The present invention devises a kind of system for carrying out road speed prompting by street lamp radio-frequency technique, and it solves following technology
Problem：
（1）On existing road using there is error in velocity radar, it is impossible to the speed of true reflection vehicle, and existing survey
Fast mode in overspeed of vehicle cannot active warning human pilot keep fixing speed, it is to avoid the generation of overspeed situation.
（2）The unlatching for controlling street lamp by radio-frequency technique in prior art does not set specific condition, if
The use time of radio-frequency technique is set according to night hours, then can omit some extreme weathers, for example sandstorm weather and big
Greasy weather gas so that radio frequency control can not in time adapt to environment.
（3）The street lamp in certain region is controlled in prior art by radio-frequency technique to be turned on and off, if so area
When domain setting is excessive, the loss in vain of electric energy still can be caused；If region setting is too small（Such as arrange on each street lamp
Radio-frequency card reader）, it will so that construction cost is too high, it is unsuitable for promoting.
（4）Prior art only controls certain region street lamp all light using radio-frequency technique, but does not control the region street lamp
The time of extinguishing, if automatic distinguishing should after setting N minute of the radio-frequency card reader after radio-frequency (RF) tag is read
The street lamp in region, then if vehicle is when the region is broken down, street lamp more than after N minutes or can automatic distinguishing, by pole
It is unfavorable for the maintenance and emergency of night human pilot.
In order to solve above-mentioned technical problem, below scheme is present invention employs：
A kind of system that road speed prompting is carried out by street lamp radio-frequency technique, in road（1）While being provided with multiple street lamps
（2）, each street lamp（2）A control unit is designed with, each control unit receives the instruction control that computer controls terminal is sent
The opening and closing of each street lamp, it is characterised in that：M street lamps, N+M street lamps, 2N+M street lamps, 3N+M street lamps and
Also it is designed with a light intensity sensor and a radio-frequency card reader on n-th N+M street lamps, control unit is connected and by light with light intensity sensor
Strong signal is sent to computer controls terminal, the car radio-frequency label letter that control unit is connected with radio-frequency card reader and is read
Breath is sent to computer controls terminal, wherein, n, N, M are natural number and >=1, it is characterised in that：Two adjacent radio frequencies
Street lamp starting between card reader is in OFF state, when the radio-frequency card reader in front reads automobile radio frequency close at first
Label information is simultaneously sent to computer controls terminal, and computer controls terminal is according to the automobile radio frequency label information to its front
Street lamp between nearest two adjacent radio frequency card reader sends lights instruction, the street lamp between two adjacent radio frequency card reader according to
Vehicle supervision department sets section speed limit by closely to far lighting successively；The present position when motor-driven vehicle going close at first
Illustrate that the motor vehicles have overspeed situation when street lamp is non-lit up；Whether driver can light according to front street lamp outside window, carry out
Self warning.
Further, each control unit is received and dispatched by wireless signal transceiver with the wireless signal of computer controls terminal
Device carries out transmission of wireless signals.
Further, light intensity sensor is fixed in the connecting rod at the top of street lamp by an erection support.
Further, erection support includes left circumferential band（56）With right circumferential band（51）, the connecting rod at the top of street lamp is clamped in
Left circumferential band（56）With right circumferential band（51）Between, left circumferential band（56）With right circumferential band（51）One connection end passes through connecting shaft
（55）It is hinged, left circumferential band（56）With right circumferential band（51）Another connection end passes through nut（53）And bolt（54）Carry out rigidity
It is fixed, left circumferential band（56）Or right circumferential band（51）On be also connected with a taper shade（52）, light intensity sensor is placed on taper
Shade（52）Bottom and towards sky.
The system of road speed prompting should be carried out by street lamp radio-frequency technique and road was automatically controlled by radio-frequency technique with existing
Lamp system is compared, and is had the advantages that：
（1）The present invention automatically controls street lamp and opens and closes by radio-frequency technique, and by street lamp outside window speed warning is lighted
Whether driver exceeds the speed limit so that driver is readily obtained at dead of night speed warning.
（2）The present invention automatically controls street lamp and opens and closes by radio-frequency technique, and according to radio-frequency card reader different marks are read
The time of label information show whether vehicle exceeds the speed limit, and for vehicle supervision department a kind of new hypervelocity evidence collection means are provided.
（3）The present invention automatically controls street lamp and opens and closes by radio-frequency technique, street lamp is lighted during vehicle pass-through and is improve
The utilization rate of street lamp, in vehicle the waste of electric energy is reduced by rear automatic distinguishing street lamp.
（4）The present invention automatically controls street lamp and opens and closes by radio-frequency technique, and traffic administration personnel can be helped to confirm
With the presence or absence of vehicle accident or break in traffic rules and regulations situation.
（5）The present invention controls the initial conditions of street lamp due to the light intensity signal using light intensity sensor as radio frequency, overcomes
The change and the change in season of weather so that the time that street lighting is used more hommization and scientific.
（6）The present invention is due to light intensity sensor to be placed on the bottom of taper shade and towards sky, it is to avoid street lamp
The interference of and car light to light intensity sensor itself, improves the verity of light intensity in light intensity sensor reactive atmosphere.
Description of the drawings
Fig. 1：The present invention carries out the system top view of road speed prompting by street lamp radio-frequency technique；
Fig. 2：The fixing device schematic diagram of light intensity sensor in the present invention.
Description of reference numerals：
1-road；2-street lamp；21-the M street lamps；211-control unit；212-light intensity sensor；22-the N+M roads
Lamp；221-control unit；222-light intensity sensor；23-the 2N+M street lamps；231-control unit；232-light intensity is sensed
Device；24-the 3N+M street lamps；241-control unit；242-light intensity sensor；25-the 4N+M street lamps；251-control unit；
252-light intensity sensor；31-the first radio-frequency card reader；32-the second radio-frequency card reader；33-the three radio-frequency card reader；34—
4th radio-frequency card reader；35-the five radio-frequency card reader；4-computer controls terminal；51-right circumferential band；52-shade；
53-nut；54-bolt；55-connecting shaft；56-left circumferential band.
Specific embodiment
With reference to Fig. 1 to Fig. 2, the present invention will be further described：
In describing the invention, it is to be understood that term " longitudinal direction ", " horizontal ", " on ", D score, "front", "rear",
The orientation or position relationship of the instruction such as "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outward " is based on accompanying drawing institute
The orientation for showing or position relationship, are for only for ease of the description present invention and simplify description, rather than indicate or imply the dress of indication
Put or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to the present invention limit
System.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or spy that the embodiment or example are described
Point is contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not
Necessarily refer to identical embodiment or example.And, the specific features of description, structure, material or feature can be any
One or more embodiments or example in combine in an appropriate manner.
In describing the invention, unless otherwise prescribed and limit, it should be noted that term " installation ", " connected ",
" connection " should be interpreted broadly, for example, it may be mechanically connected or electrical connection, or the connection of two element internals, can
Being to be joined directly together, it is also possible to be indirectly connected to by intermediary, for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term.
As depicted in figs. 1 and 2, a kind of system for carrying out road speed prompting by street lamp radio-frequency technique, sets on the side of road 1
There are multiple street lamps 2, each street lamp 2 is designed with a control unit, each control unit receives the finger that computer controls terminal is sent
Order controls the opening and closing of each street lamp, it is characterised in that：On M street lamps, N+M street lamps, 2N+M street lamps, 3N+M roads
A light intensity sensor and a radio-frequency card reader are also designed with lamp and the n-th N+M street lamps, control unit is connected with light intensity sensor
And light intensity signal is sent to computer controls terminal, the car radio-frequency that control unit is connected with radio-frequency card reader and is read
Label information is sent to computer controls terminal, wherein, n, N, M are natural number and >=1.Two adjacent radio frequency card reader
Between street lamp starting be in OFF state, when the radio-frequency card reader in front reads close at first automobile radio frequency label letter
Cease and send to computer controls terminal, computer controls terminal is according to the automobile radio frequency label information to its front nearest two
Street lamp between individual adjacent radio frequency card reader sends lights instruction, and the street lamp between two adjacent radio frequency card reader is according to traffic pipe
Reason department sets section speed limit by closely to far lighting successively；When motor-driven vehicle going close at first, the street lamp of present position is not
Illustrate that the motor vehicles have overspeed situation when lighting；Whether driver can light according to front street lamp outside window, carry out self police
Show.
Each control unit is entered by wireless signal transceiver with the wireless signal transceiver of computer controls terminal
Row transmission of wireless signals.Light intensity sensor is fixed in the connecting rod at the top of street lamp by an erection support.
As shown in Fig. 2 erection support includes left circumferential band 56 and right circumferential band 51, the connecting rod at the top of street lamp is clamped in a left side
Between circumferential band 56 and right circumferential band 51,51 1 connection ends of left circumferential band 56 and right circumferential band are hinged by connecting shaft 55, left
Circumferential band 56 and another connection end of right circumferential band 51 are rigidly fixed by nut 53 and bolt 54, left circumferential band 56 or the right side
A taper shade 52 is also connected with circumferential band 51, light intensity sensor is placed on the bottom of taper shade 52 and towards sky.
The setting can avoid the interference of street lamp itself and car light to light intensity sensor, improve light in light intensity sensor reactive atmosphere
Strong verity.
The present invention is as follows by the control method that radio-frequency technique automatically controls road lamp system：
Step 1, when on street lamp all of light intensity sensor collection light intensity value be less than control unit preset value when, control
Unit will activate radio-frequency card reader and send the data of radio-frequency card reader reading to computer controls terminal in real time；
Additionally, when the radio-frequency card reader quantity being activated is more than the radio-frequency card reader quantity not being activated, computer control
The radio-frequency card reader that terminal processed is not activated active activation residue, it is to avoid part light intensity sensor breaks down and fails true
Reflection environmental light intensity；
Street lamp in step 2, road ahead all in OFF state, when being equipped with the motor vehicles of radio-frequency (RF) tag close to M
During street lamp 21, the first radio-frequency card reader 31 of M street lamps 21 will read the radio frequency label information of the vehicle, M street lamps 21
Control unit sends radio frequency label information to computer controls terminal, and computer controls terminal will be by wireless signal control the
A all of street lamps in region are lighted between M street lamps and N+M street lamps 22（Containing M street lamps 21 and N+M street lamps 22）；Region A owns
Street lamp is carried out by closely to remote according to vehicle supervision department's setting section speed limit（With the motor vehicles as object of reference）Light successively；
Illustrate that the motor vehicles are present when the street lamp at first near the motor-driven vehicle going present position of the first radio-frequency card reader 31 is non-lit up
Overspeed situation；Whether driver can light according to front street lamp outside window, carry out self warning；
" A all street lamps in region are carried out by closely to remote according to vehicle supervision department's setting section speed limit（With the motor vehicles
For object of reference）Light successively " can be understood as：Distance will be considered as along the arrangement of all street lamps in the direction on road, it is assumed that electric current（Certainly
Certainly not so, inventor simply carries out metaphor explanation to the speed of electric current, so that description understands）In this distance from
One end to the other end is run, and when it reaches first street lamp, then can light first street lamp, then light the 2nd successively again, 3,
4...It is individual.
Specifically, the section speed limit is 36km, that is to say, that vehicle is per second to must not exceed 10m, and any adjacent
Spacing between two street lamps is 10m.Apart from first nearest street lamp of vehicle light after light within 1 second second street lamp,
Lighted the 3rd street lamp every 1 second again.In the same manner, all street lamps are lighted according to the above-mentioned speed lighted.Thus, positioned at most front motor-driven
When car is travelled, when it illuminates lower section positioned at the street lamp lighted forever, illustrate that it does not exceed the speed limit；Conversely, the road of its present position
Lamp is also non-lit up in OFF state, then illustrate that it has occurred and that hypervelocity.
Step 3, the vehicle radio frequency read when the second radio-frequency card reader 32 that computer controls terminal obtains N+M street lamps 22
After label information, computer controls terminal gathers same motor vehicles according to the first radio-frequency card reader 31 and the second radio-frequency card reader 32
The time point difference of signal show that the motor vehicles, by the time needed for two radio-frequency card readers, are read further according to two adjacent radio frequencies
Fixed range between card device, so as to calculate average speed of the motor vehicles by the fixed range, if average speed is high
In road management department setting maximal rate, then motor vehicles there is overspeed situation.
Step 4, the vehicle radio frequency read when the second radio-frequency card reader 32 that computer controls terminal obtains N+M street lamps 22
The t seconds after label information（T ＞ 0）, now the first radio-frequency card reader 31 of M street lamps 21 is without again to computer controls terminal
When sending the new radio frequency label information of other vehicles, computer controls terminal extinguishes area between M street lamps 21 and N+M street lamps 22
The all of street lamps of domain A；Conversely, then keeping A all of street lamp illuminating states in region between M street lamps 21 and N+M street lamps 22.
Step 5,2,3 and 4 pairs of B all of street lamps in region between N+M street lamps 22 and 2N+M street lamps 23 of repeat step enter
Row control, 2,3 and 4 pairs of C all of street lamps in region between 2N+M street lamps 23 and 3N+M street lamps 24 of repeat step are controlled,
2,3 and 4 pairs of D all of street lamps in region between 3N+M street lamps 24 and 4N+M street lamps 25 of repeat step are controlled, until car
Leave the road that street lamp is automatically controlled by radio-frequency technique.
After vehicle enters region A, the second radio-frequency card reader 32 of N+M street lamps 22 is in the t1 times（T1 is from M street lamps 21
The first radio-frequency card reader 31 read radio frequency label information after start at）The radio frequency label information of the vehicle, N+M are not read afterwards
The control unit of street lamp 22 sends to computer controls terminal 4 and does not read the vehicle radio frequency label information, computer controls terminal 4
Send information warning and be confirmed whether there is vehicle accident or break in traffic rules and regulations situation to traffic administration personnel.
Region B, C and D are with reference to above-mentioned schema management.Above-mentioned management mode can avoid vehicle from vehicle accident occur at night
Afterwards, human pilot or passenger's injury cannot carry out actively seeking help or road at night time on vehicle it is few and the situation of help cannot be provided
When, traffic administration unit voluntarily can actively confirm that accident whether there is.
Exemplary description is carried out to the present invention above in conjunction with accompanying drawing, it is clear that aforesaid way is not received in the realization of the present invention
Restriction, it is or not improved by the present invention as long as employing method of the present invention design and the various improvement that carry out of technical scheme
Design and technical scheme directly apply to other occasions, within the scope of the present invention.
Claims (4)
1. a kind of system that road speed prompting is carried out by street lamp radio-frequency technique, in road（1）While being provided with multiple street lamps（2）,
Each street lamp（2）A control unit is designed with, the instruction that each control unit reception computer controls terminal is sent controls each
The opening and closing of street lamp, on M street lamps, N+M street lamps, 2N+M street lamps, 3N+M street lamps and the n-th N+M street lamps also
A light intensity sensor and a radio-frequency card reader are designed with, control unit is connected with light intensity sensor and light intensity signal is sent to meter
Calculation machine control terminal, the car radio-frequency label information that control unit is connected with radio-frequency card reader and is read is sent to computer
Control terminal, wherein, n, N, M are natural number and >=1, it is characterised in that：Road between two adjacent radio frequency card reader
Lamp starting is in OFF state, when the radio-frequency card reader in front reads automobile radio frequency label information close at first and sends
To computer controls terminal, computer controls terminal adjacent is penetrated for nearest two according to the automobile radio frequency label information to its front
Street lamp between frequency card reader sends lights instruction, and the street lamp between two adjacent radio frequency card reader sets according to vehicle supervision department
Section speed limit is determined by closely to far lighting successively；The explanation when the street lamp of motor-driven vehicle going present position close at first is non-lit up
There is overspeed situation in the motor vehicles, whether driver lights according to front street lamp outside window, carries out self warning.
2. the system for according to claim 1 road speed prompting being carried out by street lamp radio-frequency technique, it is characterised in that：Each
Control unit carries out wireless signal biography by the wireless signal transceiver of wireless signal transceiver and computer controls terminal
It is defeated.
3. the system for according to claim 1 road speed prompting being carried out by street lamp radio-frequency technique, it is characterised in that：Light intensity
Sensor is fixed in the connecting rod at the top of street lamp by an erection support.
4. the system for according to claim 1 road speed prompting being carried out by street lamp radio-frequency technique, it is characterised in that：Install
Bearing includes left circumferential band（56）With right circumferential band（51）, the connecting rod at the top of street lamp is clamped in left circumferential band（56）With right annular
Hoop（51）Between, left circumferential band（56）With right circumferential band（51）One connection end passes through connecting shaft（55）It is hinged, left circumferential band
（56）With right circumferential band（51）Another connection end passes through nut（53）And bolt（54）Rigidly fixed, left circumferential band（56）
Or right circumferential band（51）On be also connected with a taper shade（52）, light intensity sensor is placed on taper shade（52）Bottom simultaneously
Towards sky.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410607798.6A CN104302066B (en) | 2014-11-03 | 2014-11-03 | System for prompting driving speed by means of street lamp radio-frequency technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410607798.6A CN104302066B (en) | 2014-11-03 | 2014-11-03 | System for prompting driving speed by means of street lamp radio-frequency technology |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104302066A CN104302066A (en) | 2015-01-21 |
| CN104302066B true CN104302066B (en) | 2017-04-12 |
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| CN201410607798.6A Expired - Fee Related CN104302066B (en) | 2014-11-03 | 2014-11-03 | System for prompting driving speed by means of street lamp radio-frequency technology |
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| CN108877247A (en) * | 2018-08-17 | 2018-11-23 | 山东中安科技股份有限公司 | A kind of road induction lamp control method and control system |
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| CN201764348U (en) * | 2010-06-08 | 2011-03-16 | 重庆四联光电科技有限公司 | Modular LED street lamp |
| CN102421227A (en) * | 2011-09-08 | 2012-04-18 | 中铁六局集团有限公司 | LED street lamp intelligent control method based on radio frequency identification technology |
| GB2497923B (en) * | 2011-12-19 | 2013-12-11 | Daniel Assoulin | A road illumination system |
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