Network access platform
Technical field
The present invention relates to oil truck field, more particularly to a kind of network access platform.
Background technology
Wireless network wireless networking is more commonly used in big city, although by Wi-Fi technology transmission radio communication quality not
It is fine, data safety performance BELAND tooth is weaker, and transmission quality also has much room for improvement, but transmission speed is very fast, can reach
54Mbps, meet personal and social informatization demand.The most important advantages of Wi-Fi are to connect up, can not be by cloth
The limitation of lines part, therefore the needs of mobile office user are especially suitable for, and because transmission signal power is less than 100mw, it is low
In mobile phone transmission power, so Wi-Fi online is relative and most safe and healthy.
But Wi-Fi signal is also to be provided by wired network, such as the ADSL of family, partial wideband etc., as long as connecing one
Wireless router, it is possible to which wire signal is converted into Wi-Fi signal.Be covered with everywhere in external many developed countries city by
The Wi-Fi signal that government or major company provide uses for resident, and China also has many places to implement " " engineering makes this for wireless city
Item technology is promoted.In 4G licence plates without the experimental city provided, many places turn Wi-Fi using 4G allows citizen to try out.
In the prior art, the authentication mechanism of oil truck is relatively simple, is easily cracked by criminal, once cracking, then transports
Oil body on oily car will be easy to be stolen, and the operator to oil truck causes huge economic losses.
The content of the invention
In order to solve the above problems, the invention provides a kind of network access platform, by the way that the personnel of oil truck are verified
WIFI network connecting link is placed on, reduces the probability that authentication mechanism is cracked, wherein having customized including lead sealing main body, sealing
The electronic sealing equipment of lock core and microcontroller, the lead sealing main body are used for the oil truck body for covering oil truck, the microcontroller
Device is connected with the sealing lock core, for being connected by WIFI network with the decapping operation equipment, is receiving the opening
Control signal, control the sealing lock core to complete the opening operation to the lead sealing main body, receive the closing control letter
Number, control the sealing lock core to complete the shutoff operation to the lead sealing main body, it is crucial that, at related high-precision image
Reason equipment improves the precision of staff's identification.
According to an aspect of the present invention, there is provided a kind of network access platform, the platform are arranged on oil truck, bag
Include:Timing device, real time data capture device and real-time luminosity detection device, the timing device are used to determine and export currently
At the moment, the real time data capture device is used to carry out real time data capture to the checking personnel that come, to obtain and export in real time
Personnel's image, the real-time luminosity detection device include light quantity measuring instrument and brightness output interface, and the light quantity measuring instrument is used for
Detection current light intensity, the brightness output interface are connected with the light quantity measuring instrument in real time, for exporting described work as in real time
Preceding light intensity.
More specifically, in the network access platform, in addition to:Reference value determines equipment, connects with the timing device
Connect, for obtaining the current time, be connected with the real-time luminosity detection device, for using the current time as axis,
Obtain maximum, average and the variance of the current light intensity, and the maximum based on the current light intensity, average and
The reference value that variance obtains using the current time as variable quantity determines function.
More specifically, in the network access platform, in addition to:Space conversion equipment, captured with the real time data
Equipment is connected, and for receiving the real time personnel image, RGB color is performed to the real time personnel image to YUV colors
The signal conversion in space, to obtain the Y-component of the real time personnel image, U components and V component.
More specifically, in the network access platform, in addition to:Brightness regulation equipment, respectively with the timing device,
The reference value determines that equipment connects with the space conversion equipment, and the current time for being exported based on the timing device is true
The fixed reference value determines the functional value of function, and determines the functional value of function to the V points using the reference value determined
Amount is corrected;Output equipment is changed, is connected with the brightness regulation equipment, after based on U components, V component and correction
V component perform YUV color spaces to RGB color signal change, and obtained after signal is changed image progress gal
Horse amendment is to obtain and export brightness regulation image;Numbering extraction equipment, it is connected with the conversion output equipment, for receiving
Brightness regulation image is stated, and based on brightness regulation image recognition staff's numbering therein, and in identification staff
During numbering failure, zero is numbered as staff and is exported;
Password obtains equipment, is arranged on inside oil truck headstock, is connected with the numbering extraction equipment, described for receiving
Staff numbers, and the gas station determined belonging to staff is numbered based on the staff, based on belonging to staff
Gas station determines the WIFI passwords of the WIFI network in the gas station belonging to staff, obtains and successfully then sends authorizing personnel's letter
Number, obtain failure and then send personnel's illegal signals;Network access device, it is arranged on inside oil truck headstock, is obtained with the password
Taking equipment is connected, and network is connected for searching for WIFI network automatically, and based on the WIFI passwords that password acquisition equipment determines;
Decapping operation equipment, it is arranged on inside oil truck headstock, is connected with the network access device, for the operation in staff
Under, sent based on WIFI network and open control signal or closing control signal;
Electronic sealing equipment, it is arranged on the oil truck tailstock, including lead sealing main body, sealing lock core and microcontroller, the lead
Envelope main body is used for the oil truck body for covering oil truck, and the microcontroller is connected with the sealing lock core, for passing through WIFI nets
Network is connected with the decapping operation equipment, is receiving the opening control signal, controls the sealing lock core to complete to described
The opening operation of lead sealing main body, the closing control signal is being received, controlling the sealing lock core to complete to the lead sealing master
The shutoff operation of body.
More specifically, in the network access platform, in addition to:Vehicle body attitude detection device, for detecting oil truck
Oil truck body whether present and topple over posture, and in the case where the oil truck body for detecting oil truck presents and topples over posture, hair
Go out to topple over alarm signal.
More specifically, in the network access platform, in addition to:Track of vehicle monitoring device, in oil truck
During traveling, detect and export the driving trace of the oil truck.
More specifically, in the network access platform, in addition to:Limit switch, it is arranged in the lead sealing main body, uses
In when the lead sealing main body is opened, opening prompt message is sent.
More specifically, in the network access platform, in addition to:Temperature sensing device, it is arranged on the fortune oil of oil truck
In car body, the real time temperature of the oil body in oil truck body for measuring oil truck, and in the real time temperature of the oil body measured
During more than or equal to default oil temperature threshold value, high oil temperature alarm signal is sent, otherwise, sends oil temperature normal signal.
More specifically, in the network access platform, in addition to:Leak detection equipment, it is arranged on the lead sealing main body
On, for detect the oil truck body of oil truck at oil gas from the lead sealing main body to outward leakage concentration;Wherein, the leakage
Detection device is additionally operable to when the concentration of the oil gas detected is more than or equal to preset concentration threshold value, sends the exceeded signal of leakage,
When the concentration of the oil gas detected is less than preset concentration threshold value, leakage normal signal is sent.
Brief description of the drawings
Embodiment of the present invention is described below with reference to accompanying drawing, wherein:
Fig. 1 is the block diagram of the network access platform according to embodiment of the present invention.
Fig. 2 is the structure square frame of the real-time luminosity detection device of the network access platform according to embodiment of the present invention
Figure.
Reference:1 timing device;2 real time data capture devices;3 real-time luminosity detection devices;4 reference values determine to set
It is standby;5 space conversion equipments;6 brightness regulation equipment;31 light quantity measuring instruments;32 brightness output interfaces
Embodiment
The embodiment of the network access platform of the present invention is described in detail below with reference to accompanying drawings.
For the technologies such as GPRS, CDMA1x, 1xRTT, EV-DO, EV-DV, the symmetry of upper and lower link data traffic
It is a Wi-Fi clear superiority.For the 2Mbit data rates in 3G rooms, Wi-Fi also has absolute advantage, and he is current
Using 802.11b standards, theoretical data speeds up to 11Mbit, actual physical layer data rate supports 1,2,5.5,
11Mbit is adjustable, and coverage is from 100-300m.With the technologies such as 802.11g/a, 802.16e, 802.11i, WiMAX, agreement
Standard is formulated and optimized, and plus Wi-Fi Alliance to the quick respond in market, Wi-Fi is going into a fast development
Stage.
Wherein, (the WiMAX Worldwide Interoperability of successor standard 802.16 as 802.11b development
For Microwave Access World Interoperability for Microwave Access, WiMax), formally got the Green Light in January, 2003, although it
Employ the frequency range different from 802.11b (10-66GHz), but be used as wireless MAN (WMAN) technology, he can be with
802.11b/g/a wireless access focuses complement one another, and construct the broadband wireless that metropolitan area an is completely covered technology.Wi-Fi/
Wireless extensions technologies of the WiMAX as Cable and DSL, its mobility provide real nothing with flexibility for mobile subscriber
Line width leased line service, realize the extension of the bandwidth characteristic and QoS service quality to Conventional wide band access technology.
For Wi-Fi technology, weight that roaming, switching, safety, interference etc. need to be considered when being all operator's networking
Point.With the raising of backbone transport networks capacity and transmission rate, no matter using plane or two layers of framework all without having influence on
The broadband of user quickly accesses;As perfect, IPv6 development of IAPP and MobileIP technologies can also finally solve to overflow
The problem of trip and switching;The generation of 802.11i standards, which will provide, more includes the security strategies such as WPA2, multimedia authentication;No
It is broken into ripe networking plan and disturbs pre-detection mechanism to reduce the interference that frequency resource exploitation is brought.
In the prior art, oil truck car owner and related operators are mounted with electronic sealing equipment at oil truck rear portion, only
There is authorized person to open electronic sealing equipment, carry out the unloading and shipment of oil body, however, this licensing scheme is excessively simple
It is single, easily it is cracked.In order to overcome above-mentioned deficiency, the present invention has built a kind of network access platform, and specific embodiment is as follows.
Fig. 1 is the block diagram of the network access platform according to embodiment of the present invention, and the platform is arranged on
On oil truck, including timing device, real time data capture device and real-time luminosity detection device.
Wherein, the timing device is used to determine and export current time, and the real time data capture device is used for preceding
To verify that personnel carry out real time data capture, to obtain and export real time personnel image;
As shown in Fig. 2 the real-time luminosity detection device includes light quantity measuring instrument and brightness output interface, the light quantity is surveyed
Measure instrument to be used to detect current light intensity in real time, the brightness output interface is connected with the light quantity measuring instrument, for defeated in real time
Go out the current light intensity.
Then, continue that the concrete structure of the network access platform of the present invention is further detailed.
The access platform also includes:
Reference value determines equipment, is connected with the timing device, for obtaining the current time, with the real-time luminosity
Detection device connects, for using the current time as axis, obtaining maximum, average and the side of the current light intensity
Difference, and the maximum based on the current light intensity, average and variance obtain the reference using the current time as variable quantity
Value determines function.
The access platform also includes:
Space conversion equipment, it is connected with the real time data capture device, for receiving the real time personnel image, to institute
State real time personnel image and perform signal conversion of the RGB color to YUV color spaces, to obtain the real time personnel image
Y-component, U components and V component.
The access platform also includes:
Brightness regulation equipment, determine equipment and the space conversion equipment with the timing device, the reference value respectively
Connection, the current time for being exported based on the timing device determines that the reference value determines the functional value of function, and uses
The reference value determined determines that the functional value of function is corrected to the V component;
Output equipment is changed, is connected with the brightness regulation equipment, for based on the V after U components, V component and correction
The signal that component performs YUV color spaces to RGB color is changed, and the image obtained after signal is changed carries out gamma and repaiied
Just to obtain and export brightness regulation image;
Numbering extraction equipment, it is connected with the conversion output equipment, for receiving the brightness regulation image, and is based on institute
Brightness regulation image recognition staff's numbering therein is stated, and when identifying that staff numbers failure, using zero as work
Person number exports;
Password obtains equipment, is arranged on inside oil truck headstock, is connected with the numbering extraction equipment, described for receiving
Staff numbers, and the gas station determined belonging to staff is numbered based on the staff, based on belonging to staff
Gas station determines the WIFI passwords of the WIFI network in the gas station belonging to staff, obtains and successfully then sends authorizing personnel's letter
Number, obtain failure and then send personnel's illegal signals;
Network access device, it is arranged on inside oil truck headstock, obtaining equipment with the password is connected, for searching for automatically
WIFI network, and network is connected based on the WIFI passwords that password acquisition equipment determines;
Decapping operation equipment, it is arranged on inside oil truck headstock, is connected with the network access device, in work people
Under the operation of member, sent based on WIFI network and open control signal or closing control signal;
Electronic sealing equipment, it is arranged on the oil truck tailstock, including lead sealing main body, sealing lock core and microcontroller, the lead
Envelope main body is used for the oil truck body for covering oil truck, and the microcontroller is connected with the sealing lock core, for passing through WIFI nets
Network is connected with the decapping operation equipment, is receiving the opening control signal, controls the sealing lock core to complete to described
The opening operation of lead sealing main body, the closing control signal is being received, controlling the sealing lock core to complete to the lead sealing master
The shutoff operation of body.
The access platform also includes:
Vehicle body attitude detection device, whether the oil truck body for detecting oil truck, which is presented, is toppled over posture, and is being detected
In the case that posture is toppled in the oil truck body presentation of oil truck, send and topple over alarm signal.
The access platform also includes:
Track of vehicle monitoring device, for during the traveling of oil truck, detecting and exporting the traveling of the oil truck
Track.
The access platform also includes:
Limit switch, it is arranged in the lead sealing main body, prompting is opened for when the lead sealing main body is opened, sending
Information.
The access platform also includes:
Temperature sensing device, it is arranged in the oil truck body of oil truck, the oil in oil truck body for measuring oil truck
The real time temperature of body, and when the real time temperature of the oil body measured is more than or equal to default oil temperature threshold value, send high oil temperature report
Alert signal, otherwise, sends oil temperature normal signal.
The access platform also includes:
Leak detection equipment, it is arranged in the lead sealing main body, for detecting the oil truck body of oil truck from the lead sealing
At oil gas from main body to outward leakage concentration;
Wherein, the leak detection equipment is additionally operable to be more than or equal to preset concentration threshold value in the concentration of the oil gas detected
When, the exceeded signal of leakage is sent, when the concentration of the oil gas detected is less than preset concentration threshold value, sends leakage normal signal.
In addition, the real time data capture device may include cmos image sensor.Cmos image sensor is a kind of allusion quotation
The solid state image sensor of type, there is common historical origin with CCD.Cmos image sensor generally by image-sensitive cell array,
A few part groups such as line driver, row driver, time sequence control logic, a/d converter, data/address bus output interface, control interface
Into this several part is generally all integrated on same silicon chip.Its course of work generally can be divided into reset, opto-electronic conversion, integration,
Read several parts.
Other digital signal processing circuits can also be integrated on cmos image sensor chip, such as a/d converter, automatically
Light exposure control, nonuniform compensation, white balance processing, black level control, Gamma correction etc., even can in order to carry out quick calculate
So that the DSP devices with programmable functions to be integrated with cmos device, so as to form at single-chip digital camera and image
Reason system.
Morrison in 1963, which has been delivered, can calculate sensor, and this is that one kind can utilize photoconductive effect measure facula position
Structure, turn into cmos image sensor development beginning.The CMOS CMOS active pixel sensor single-chip digitals of nineteen ninety-five low noise
Camera succeeds.
Cmos image sensor has following advantage:1), random window reading capability.Window read operation is at random
Cmos image sensor is functionally better than CCD one side, and also referred to as area-of-interest is chosen.In addition, cmos image
The highly integrated characteristic of sensor is easily achieved it while opens the function of multiple tracking windows.2), capability of resistance to radiation.Total comes
Say, the potential radiation resistance of cmos image sensor has important enhancing relative to CCD performances.3), system complexity and can
By property.System hardware structure can be greatly simplified using cmos image sensor.4), non-destructive data read-out mode.5)、
The spectrum assignment of optimization.Significantly, since the reason for multiple functional transistors are integrated with pixel structure, CMOS figures
As sensor, there is also some shortcomings, mainly noise and filling rate two indices.In view of cmos image sensor is relatively excellent
Performance more so that cmos image sensor is widely used in every field.
Using the network access platform of the present invention, for the excessively simple obvious skill of oil truck authentication mechanism in the prior art
Art problem, by the way that licensing process is placed on into WIFI network connecting link, the complexity and disguise of licensing scheme are added, together
When, various high complexity, targetedly image capture device and image processing equipments are also introduced, and introduce various auxiliary
Parameter detection equipment is helped, so as to improve good data basis for the accuracy of licensing scheme.
It is understood that although the present invention is disclosed as above with preferred embodiment, but above-described embodiment and it is not used to
Limit the present invention.For any those skilled in the art, without departing from the scope of the technical proposal of the invention,
Many possible changes and modifications are all made to technical solution of the present invention using the technology contents of the disclosure above, or are revised as
With the equivalent embodiment of change.Therefore, every content without departing from technical solution of the present invention, the technical spirit pair according to the present invention
Any simple modifications, equivalents, and modifications made for any of the above embodiments, still fall within the scope of technical solution of the present invention protection
It is interior.