CN208122446U - Boundary detecting apparatus and fence - Google Patents
Boundary detecting apparatus and fence Download PDFInfo
- Publication number
- CN208122446U CN208122446U CN201820588969.9U CN201820588969U CN208122446U CN 208122446 U CN208122446 U CN 208122446U CN 201820588969 U CN201820588969 U CN 201820588969U CN 208122446 U CN208122446 U CN 208122446U
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- Prior art keywords
- conductor
- fence
- alternating current
- detecting apparatus
- directionality
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Abstract
The utility model provides a kind of boundary detecting apparatus, including fence and directionality border sensor；The fence includes conductor and alternating current generator, and the both ends of conductor connect the alternating current generator；The directionality border sensor includes main control MCU, inductance coil and power supply, and the main control MCU is separately connected the inductance coil and power supply.The boundary detecting apparatus of the utility model not only can accurately sense the conductor boundary of tool variable-current, it also can determine whether to be proximate to or far from conductor boundary or enter conductor bounds or exit conductor boundary, not only accuracy of identification is high, at low cost, be not easy to be disturbed, and can remotely manage.
Description
【Technical field】
The utility model relates to a kind of sensing device, in particular to a kind of boundary detecting apparatus and fence.
【Background technique】
For parking for specification vehicle, municipal administration or traffic door can all be suitble to the position of parking to draw stop line, however this
Kind stop line does not have constraint function physically, needs manually to be supervised, supervises place not in place, disorderly stops to leave about phenomenon still
Very serious, the vehicle for disorderly stopping to leave about has tied up a large amount of public space, also brings many security risks.
Therefore insider all strive to find one kind can make it is public from consciously stopping in stop line and manually exist
The mode of site supervision；However people's soil problems faced first is how the supervisor being absent from the scene judges that bicycle is in the industry
It is no to be in stop line？Whether the position of the position and bicycle that judge stop line corresponds to.Therefore current research is will to ask
Topic is converted into the orientation problem on bicycle and parking stall, and also tentatively has found following solution：
(1), parking management is carried out by global position system (guide number SS).After drawing stop line, in electronic map
The specific location on upper mark parking stall, and satellite-positioning receiver is installed on bicycle, when vehicle stops into designated position
It waits, user could complete normal car locking parking.The shortcomings that this mode is：Since positioning can only rely on satellite-signal, now
GPS positioning system precision it is not accurate enough, be easy to produce position excursion phenomenon, and in place of the city building than comparatively dense, letter
Number positioning also can inaccuracy, cause the bicycle of accurate stopping to be unable to car locking, and parking lack of standardization instead can be with car locking, it is clear that with
The purpose of specification parking is disagreed.
(2), radio frequency, WifI signal receiver are installed on bicycle, while disposing RF transmitter in parking website, when
Vehicle enters in the range of signal of website, after sensing signal, can complete parking behavior.The shortcomings that this mode
It is：Since the radio frequency of website, WiFi signal emitting area are a space ball-type, and its signal strength or weakness also directly affects signal and covers
The size of lid range causes range of signal and Parking range to mismatch.Therefore it is equipped with the bicycle of receiver, it also can not be accurate
Stop into specified parking position.
The utility model is to find completely new mode, using Maxwell's electromagnetic field principle, design a kind of fence with
The boundary line on parking stall exactly matches, and the electric current of variation is passed on fence, boundary sensing device is then arranged on bicycle,
When under short distance state close to or far from fence, all boundary sensing device can be caused to generate different voltage, can passed through
Whether voltage signal standardizes to judge to stop, and precision is high.
This boundary sensing device when under short distance state close to or far from fence, can all cause boundary to incude
Device generates different voltage, and bicycle enters fence and also easily determines with the direction for exiting fence, is applicable not only to
The occasion of bicycle specification parking can be used for the boundary judgement of other degree of precision ranges, that is, form a kind of scope of application
Wide boundary detecting apparatus, not have the blank of border sensor in fill sensor.
【Utility model content】
The technical problems to be solved in the utility model is to provide a kind of boundary detecting apparatus, detection method and electronics
Fence can accurately sense boundary, and can also effectively judge close to or far from the direction on boundary, at low cost, not vulnerable to dry
It disturbs.
What the boundary detecting apparatus of the utility model was realized in：A kind of boundary detecting apparatus, including fence and
Directionality border sensor；The fence includes conductor and alternating current generator, and the both ends of conductor connect the alternation
Current feedback circuit；The directionality border sensor includes main control MCU, inductance coil and power supply, and the main control MCU is separately connected
The inductance coil and power supply.
The frequency cycle for the alternating current that the alternating current generator generates is 5-40ms, and amplitude is -6V~+6V, electricity
Flowing size is within 10mA.
In addition, the directionality border sensor further includes amplifying circuit and filter module, the inductance coil passes through institute
State amplifying circuit, filter module connection main control MCU.
The directionality border sensor may also include GSM/GPRS communication module, which connects institute
State main control MCU and the power supply.
It further include server, the directionality border sensor passes through the GSM/GPRS communication module and the server
Establish wireless telecommunications.
What the fence of the utility model was realized in：A kind of fence, including conductor and alternating current occur
The both ends of device, conductor connect the alternating current generator.
The frequency cycle for the alternating current that the alternating current generator generates is 5-40ms, and amplitude is -6V~+6V, electricity
Flowing size is within 10mA.
The conductor shallow embedding is in underground.
The utility model has the advantage of：The utility model boundary detecting apparatus is by inductance coil close to or far from by leading to
With the fence (i.e. boundary) of variable-current, the both ends of inductance coil can generate voltage, and the size and inductance coil of voltage
With, at certain conversion relation, and the direction of motion of the electric potential direction also with inductance coil opposing electronic fence has at a distance from fence
It closes, therefore also can determine whether directionality.The specification that can be used for bicycle is stopped or other fields that need to judge boundary or the direction of motion
Close, not only detection accuracy is high (error is can be controlled within Centimeter Level), it is easy to operate also extremely save construction cost and management at
This.
【Detailed description of the invention】
The utility model is further described in conjunction with the embodiments with reference to the accompanying drawings.
Fig. 1 is the overall structure functional block diagram of the utility model boundary detecting apparatus.
Fig. 2 is the structural principle block diagram of the directionality border sensor of the utility model.
Fig. 3 is the border detection principle assumption diagram of the utility model.
【Specific embodiment】
Shown in please referring to Fig.1 to Fig.3, the boundary detecting apparatus of the utility model, including fence 1 and directionality boundary
Sensor 2；
The fence 1 includes conductor 11 and alternating current generator 12, and the both ends of conductor connect the alternating current
Generator 2；
The directionality border sensor 2 includes main control MCU 21, inductance coil 22, amplifying circuit 23,26 and of filter module
Power supply 24, the inductance coil 22 passes sequentially through the amplifying circuit 23, filter module 26 connects main control MCU 21.The power supply
24 include lithium battery 241 and solar panel 242, and the solar panel 242 is connected described by the lithium battery 241
Main control MCU 21, amplifying circuit 23 and filter module 26.
The boundary detecting apparatus of the utility model is to utilize the technology on electromagnetic field inducing principle detection boundary, boundary inspection
Survey method is：
The alternating current I that the alternating current generator 12 generates certain frequency passes through the conductor 11；
During the inductance coil 22 is close to or far from the conductor 11,22 both ends of inductance coil can generate electricity
Pressure, the periodical collection voltages data of the main control MCU 21, and the voltage data is analyzed, judgement obtains inductance coil 22
It is proximate to still far from the conductor 11, or further obtaining the inductance coil 22 is the region surrounded into the conductor 11
A or exit region A.Wherein, the frequency cycle for the alternating current I that the alternating current generator 12 generates is 5-40ms,
Amplitude is -6V~+6V, and size of current is within 10mA；The period of the 21 collection voltages data of main control MCU is 5-100ms.
In addition, in another embodiment, the directionality border sensor 2 of the utility model further includes GSM/GPRS communication mould
Block 25, the GSM/GPRS communication module 25 connect the main control MCU 21 and the power supply 24.The main control MCU 21 can pass through
GSM/GPRS communication module 25 and server 3 (including Cloud Server) establish wireless telecommunications, then determine result to it by server
It is further processed.Server 3 can be sent to by GSM/GPRS communication module after the 21 collection voltages data of main control MCU,
By server 3, the voltage data is analyzed, and judgement obtains inductance coil 21 and is proximate to or far from the conductor 11, or into one
Step, which obtains the inductance coil 21, to be the region A surrounded into the conductor 11 or exits region A, then judging result is sent out
Give main control MCU 21.
The border detection principle of the utility model：By Maxwell's electromagnetic field it is recognised that the electric field of variation is on its periphery
Changing magnetic field can be generated, when the boundary detecting apparatus of the utility model enters the boundary surrounded by conductor 11, inductance coil
22 in changing magnetic field, due to the variation of magnetic flux, generate induced potential namely inductor wire on inductance coil 2
It encloses 22 both ends and generates voltage, as shown in figure 3, when the direction of electric current I is counter clockwise direction, if the inductance coil 22 is by figure
The direction of arrow V1 it is mobile and close to the conductor 11, then the both ends of inductance coil 22 can generate voltage as shown in the figure, and
For inductance coil 22 closer to conductor 11, the voltage that both ends generate is bigger.When the inductance coil 22 is by arrow V1 in figure
Direction continue to move to and after entering region A, since inductance coil 22 is really far from conductor 11, its both ends generates at this time voltage
Just become smaller；Conversely, the inductance coil 22 being located in the A of region be when will exit region A, still in scheme for current direction, due to electricity
Sense coil 22 is the direction by arrow V2 in figure first close to conductor 11, then still with the direction of V2 first far from conductor 11, at this time its
The change procedure for the voltage swing that both ends generate is identical as entrance region A's, but electric potential direction is opposite.Therefore, when main control MCU 21
The variation tendency for acquiring 22 voltage swing of inductance coil can determine whether the moving direction of 22 counter conductor 11 of inductance coil, due to
Electric current I is alternating current, and direction can change, the side of electric potential direction and electric current I in conjunction with 22 both ends of inductance coil
To can also judge that inductance coil 22 is into region A or exiting region A.
Control for precision can go out the distance between inductance coil 22 and conductor 11 and electricity by test statistics in advance
Feel the corresponding relationship for the voltage swing that 22 both ends of coil generate, and be recorded in tables of data, corresponding relationship more refines, and precision is got over
Height fully achieves the precision of Centimeter Level for the present invention.It in actual application can be 22 liang by inductance coil
The data of the voltage generated and tables of data are held to compare, to inquire the distance between inductance coil 22 and conductor 11.
Obviously the utility model is applied to specification to stop, then the parking position that can in a government office plan, in shallow embedding
Conductor 11 forms recessive fence 1, directionality border sensor 2 is mounted on bicycle, that is, can determine whether that bicycle is
Region A is still exited into the parking area A that fence 1 surrounds, bicycle disengaging parking stall side thus can be thus achieved
The identification of boundary's process.When confirmation bicycle enters parking area A, main control MCU 21, which is sent, allows car locking order, and car locking module is received
To after order, car locking operation can be completed；Or the main control MCU 21 passes through GSM/GPRS communication module 25 and shared bicycle
Cloud Server establishes wireless telecommunications, then being sent by mobile radio network by Cloud Server allows car locking order to main control MCU 21,
The i.e. controllable car locking module of main control MCU 21 completes car locking operation.If confirmation bicycle on the contrary leaves boundary certain distance, then not
Allow car locking, shared bicycle can not just terminate charging, can achieve the purpose that specification parking without artificial site supervision.
Although those familiar with the art answers the foregoing describe specific embodiment of the present utility model
Working as understanding, we are merely exemplary described specific embodiment, rather than for the limit to the scope of the utility model
Fixed, those skilled in the art modification and variation equivalent made by the spirit according to the utility model all should
Cover in the scope of the claimed protection of the utility model.
Claims (8)
1. a kind of boundary detecting apparatus, it is characterised in that：Including fence and directionality border sensor；
The fence includes conductor and alternating current generator, and the both ends of conductor connect the alternating current generator；
The directionality border sensor includes main control MCU, inductance coil and power supply, and the main control MCU is separately connected the electricity
Feel coil and power supply.
2. boundary detecting apparatus as described in claim 1, it is characterised in that：The alternation electricity that the alternating current generator generates
The frequency cycle of stream is 5-40ms, and amplitude is -6V~+6V, and size of current is within 10mA.
3. boundary detecting apparatus as described in claim 1, it is characterised in that：The directionality border sensor further includes amplification
Circuit and filter module, the inductance coil connect main control MCU by the amplifying circuit, filter module.
4. boundary detecting apparatus as claimed in claim 3, it is characterised in that：The directionality border sensor further includes GSM/
GPRS communication module, the GSM/GPRS communication module connect the main control MCU and the power supply.
5. boundary detecting apparatus as claimed in claim 4, it is characterised in that：It further include server, the directionality flank pass
Sensor establishes wireless telecommunications by the GSM/GPRS communication module and the server.
6. a kind of fence, it is characterised in that：Including conductor and alternating current generator, described in the both ends connection of the conductor
Alternating current generator.
7. fence as claimed in claim 6, it is characterised in that：The alternating current that the alternating current generator generates
Frequency cycle is 5-40ms, and amplitude is -6V~+6V, and size of current is within 10mA.
8. fence as claimed in claim 6, it is characterised in that：The conductor shallow embedding is in underground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820588969.9U CN208122446U (en) | 2018-04-23 | 2018-04-23 | Boundary detecting apparatus and fence |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820588969.9U CN208122446U (en) | 2018-04-23 | 2018-04-23 | Boundary detecting apparatus and fence |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208122446U true CN208122446U (en) | 2018-11-20 |
Family
ID=64187455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820588969.9U Expired - Fee Related CN208122446U (en) | 2018-04-23 | 2018-04-23 | Boundary detecting apparatus and fence |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208122446U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108590296A (en) * | 2018-04-23 | 2018-09-28 | 福建易行通信息科技有限公司 | Boundary detecting apparatus, detection method and fence |
-
2018
- 2018-04-23 CN CN201820588969.9U patent/CN208122446U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108590296A (en) * | 2018-04-23 | 2018-09-28 | 福建易行通信息科技有限公司 | Boundary detecting apparatus, detection method and fence |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20181120 Termination date: 20210423 |