CN207665100U - A kind of traffic video synchronization patrol system - Google Patents
A kind of traffic video synchronization patrol system Download PDFInfo
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- CN207665100U CN207665100U CN201721792143.6U CN201721792143U CN207665100U CN 207665100 U CN207665100 U CN 207665100U CN 201721792143 U CN201721792143 U CN 201721792143U CN 207665100 U CN207665100 U CN 207665100U
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Abstract
The utility model discloses a kind of traffic videos to synchronize patrol system, module, video frame sending module, video frame search and abstraction module, microprocessor, CAN transceiver modules, video frame storage server, the first power supply are flowed into including video, the video flows into module and is connect with abstraction module with video frame sending module by video frame search, video frame sending module is connect with microprocessor, microprocessor is also connect with CAN transceiver modules, video storage server is connect with microprocessor, and the first power supply is with microprocessor, CAN transceiver modules for being electrically connected.The utility model has the beneficial effects that being transmitted using CAN bus; data real-time communication between each node of network is strong; and it is CAN transceiver setting protection circuit; 5th diode and the 6th diode not will produce surge phenomenon in the unexpected external voltage of transceiver; the serious forgiveness that effective protection improves system is carried out to transceiver; first capacitance and the second capacitance ensure to keep stablizing between both end voltage, not will produce mutation.
Description
Technical field
The utility model belongs to traffic video management domain, is related to a kind of patrol system, and in particular to a kind of traffic video
Synchronous patrol system.
Background technology
Video patrol is usually to be covered to local video monitoring using video monitoring system by monitoring center check-in personnel
Region carries out long-range real time inspection, and disposition is contacted with ground patrol strength in time after finding doubtful situations.This working method can
To be gone on patrol in the case where being not taken care, it can be found that some cases that ground patrol strength can't find.
The network monitoring system for supporting video patrol has all been built in majority city now.These systems are to be laid in
For a large amount of digital video camcorders of outdoor and indoor public domain as front monitoring front-end, each front monitoring front-end provides what it was responsible for
The real-time video monitoring picture of monitoring area using communication network as the transmission medium of digital video signal, and passes through monitoring
Center carries out centralized processing, storage, analysis and the display of video monitoring picture, so that check-in personnel can be by largely supervising
It controls picture and realizes video patrol.
It mostly uses CAN bus transmission mode greatly at present and realizes information transmission, because of the data communication between each node of its network
It is real-time, but general CAN bus lacks perfect protection mechanism, is easy to cause CAN bus failure in communication at present.
Utility model content
To overcome technological deficiency of the existing technology, the utility model discloses a kind of traffic videos to synchronize patrol system
System, it is simple in structure, it realizes the automatic patrol function of task scene-type, promotes the working efficiency of traffic administration, improve traffic and regard
The activity ratio of frequency monitoring system.
Technical solution adopted by the utility model to solve its technical problems is a kind of traffic videos to synchronize patrol system, packet
It includes video and flows into module, video frame sending module, video frame search and abstraction module, microprocessor, CAN transceiver modules, video
Frame storage server, the first power supply, the video flow into module and send mould with video frame by video frame search and abstraction module
Block connects, and video frame sending module is connect with microprocessor, and microprocessor is also connect with CAN transceiver modules, video storage service
Device is connect with microprocessor, and the first power supply is with microprocessor, CAN transceiver modules for being electrically connected.
The CAN transceiver modules include transceiver and CAN controller, are provided between the CAN controller and transceiver
High-speed figure isolator, the transceiver include that VCC pin, GND pin, TXD pins, RXD pins, CANH pins and CANL draw
Foot；
VCC pin connects a power supply, and power supply is also connected with a pole plate of the first capacitance, the first capacitance it is another
A pole plate ground connection, GND pin connect a pole plate of the second capacitance, another pole plate ground connection of the second capacitance；
Electrostatic discharge protection circuit one, one packet of electrostatic discharge protection circuit protection are provided on the signal wire being connect with CANH pins
The first diode and the second diode are included, the first diode cathode is connect with power supply, and anode is connect with the second diode cathode,
Second diode cathode is grounded；
Electrostatic discharge protection circuit two, two packet of electrostatic discharge protection circuit protection are provided on the signal wire being connect with CANL pins
Third diode and the 4th diode are included, third diode cathode is connect with power supply, and anode is connect with the 4th diode cathode,
4th diode cathode is grounded；
On the signal wire of CANH pins connection and CANL draws and is also respectively provided with TVS pipe on the signal wire of connection；
The TXD pins, RXD pins are connect by high-speed figure isolator with CAN controller respectively.
Preferably, further include power isolation module and second source, described power isolation module one end connects with the first power supply
It connects, the other end is connect with second source, and second source is also with microprocessor, CAN transceiver modules for being electrically connected.
Preferably, the CANH pins are also associated with one electrode plate of third capacitance, another electrode plate earthing of third capacitance, institute
It states CANL pins and is also associated with one electrode plate of the 4th capacitance, another electrode plate earthing of the 4th capacitance.
Preferably, further include GPS positioning module and wireless transport module, the GPS positioning module is by being wirelessly transferred mould
Block is connect with microprocessor.
Preferably, the wireless transport module includes WiFi units, 3/4G network transmitting units, the WiFi units, 3/
4G network transmitting units are connect with microprocessor.
The utility model has the beneficial effects that：
1. being transmitted using CAN bus, the data real-time communication between each node of network is strong, and is arranged for CAN transceiver
Circuit, the 5th diode and the 6th diode is protected not to will produce surge phenomenon in the unexpected external voltage of transceiver, to transmitting-receiving
Device carries out the serious forgiveness that effective protection improves system；
2. the first capacitance and the second capacitance ensure to keep stablizing between both end voltage, mutation not will produce；
3. each module is individually powered, prevent a module because bringing disaster to it after being led to damage by electrion or other reasons
His module.The purpose done so can ensure that each module works independently, without interruption.
4. can be wirelessly transferred by a variety of wireless modes, i.e. wireless transmission and two communication parties of 3/4G network transmissions
Formula, GPS positioning module can be positioned voluntarily, be communicated by two kinds of communication modes, and carrying out data with microprocessor mutually hands over.
Description of the drawings
Fig. 1 is a kind of specific implementation mode structural schematic diagram of the utility model.
Fig. 2 is a kind of specific implementation mode structural schematic diagram of transceiver described in the utility model.
Reference numeral：1- signal wires, CANH-CANH pins, CANL-CANL pins, TXD- TXD pins, RXD- RXD draw
Foot, VCC- VCC pins, GND- GND pins, VDD- power supplys, VCC1- power supplies, the first capacitances of C1-, the second capacitances of C2-,
C3- third capacitances, the 4th capacitances of C4-, the first diodes of D1-, the second diodes of D2-, D3- third diodes, the four or two poles D4-
Pipe, the 5th diodes of D5-, the 6th diodes of D6-.U1- transceivers.
Specific implementation mode
More detailed description is done to the embodiment of the utility model below in conjunction with attached drawing and reference numeral, makes to be familiar with ability
The technology people in domain can implement according to this after studying this specification carefully.It should be appreciated that specific embodiment described herein is only solving
The utility model is released, is not used to limit the utility model.
Embodiment：Referring to attached drawing 1, a kind of attached traffic video synchronization patrol system shown in Fig. 2, including video flow into mould
Block, video frame sending module, video frame search and abstraction module, microprocessor, CAN transceiver modules, video frame storage server,
First power supply, the video flow into module and are connect with abstraction module with video frame sending module by video frame search, video frame
Sending module is connect with microprocessor, and microprocessor is also connect with CAN transceiver modules, and video storage server connects with microprocessor
It connects, the first power supply is with microprocessor, CAN transceiver modules for being electrically connected.
The CAN transceiver modules include transceiver U1 and CAN controller, are set between the CAN controller and transceiver U1
Be equipped with high-speed figure isolator, the transceiver include VCC pin VCC, GND pin GND, TXD pin TXD, RXD pin RXD,
CANH pin CANH and CANL pins CANL；
VCC pin VCC connections one power supply VCC1, power supply VCC1 are also connected with a pole plate of the first capacitance C1,
Another pole plate of first capacitance C1 is grounded, and a pole plate of GND pin GND the second capacitances of connection C2, the second capacitance C2's is another
One pole plate ground connection；
Electrostatic discharge protection circuit one is provided on the signal wire 1 being connect with CANH pins CANH, the electrostatic discharge protection circuit is protected
Shield one includes that the first diode D1 and the second diode D2, the first diode D1 cathode are connect with power vd D, anode and second
Diode D2 cathode connect, the second diode D2 plus earths；
Electrostatic discharge protection circuit two is provided on the signal wire 1 being connect with CANL pins CANL, the electrostatic discharge protection circuit is protected
Shield two includes third diode D3 and the 4th diode D4, and third diode D3 cathode are connect with power vd D, anode and the 4th
Diode D4 cathode connect, the 4th diode D4 plus earths；
1 is also respectively provided on the signal wire 1 of CANH pins CANH connections and on the signal wire of CANL pins CANL connections
TVS pipe；
TXD pins TXD, RXD pin RXD is connect by high-speed figure isolator with CAN controller respectively.
In the present embodiment, it is video camera or other acquisition image components that video, which flows into module, searches for as needed, extracts and close
Key video frame, then it is transferred to microprocessor through video frame sending module, it is transmitted to terminal if necessary then, is passed using CAN bus
Defeated, transceiver U1 is model TJA1050, and the data real-time communication between each node of network is strong, and is protected for transceiver U1 settings
Protection circuit carries out the serious forgiveness that effective protection improves system to transceiver U1, and the 5th diode D5 and the 6th diode D6 are being received
Surge phenomenon is not will produce when the unexpected external voltages of hair device U1, wherein the 5th diode D5 and the 6th diode D6 is transient state
Inhibit diode (TVS pipe), the surging prevention device as transceiver U1；First capacitance C1 and the second capacitance C2 ensure both ends
It keeps stablizing between voltage, not will produce mutation；High-speed figure isolator, isolated high voltage prevent equipment not to be struck by lightning
High pressure is burnt out, and can reduce interference with filtering high frequency signals；First diode D1 and the second diode D2 constitute CANH pins
The electrostatic discharge protective circuit of CANH；Third diode D3 and the 4th diode D4 constitutes the electrostatic discharge protective circuit of CANL pins CANL.
Video storage server automatically keeps patrol as a result, for real-time or subsequently quickly check patrol result on demand.
Preferably, further include power isolation module and second source, described power isolation module one end connects with the first power supply
It connects, the other end is connect with second source, and second source is also with microprocessor, CAN transceiver modules for being electrically connected.Isolated from power mould
Block makes the first power supply and second source individually power, and prevents one of power supply because being caused to damage by electrion or other reasons
After bring disaster to other modules.The purpose done so can ensure that each module works independently, without interruption.
Preferably, the CANH pins CANH is also associated with mono- electrode plates of third capacitance C3, another electrodes of third capacitance C3
Plate earthing, the CANL pins CANL are also associated with mono- electrode plates of the 4th capacitance C4, another electrode plate earthings of the 4th capacitance C4.
4th capacitance C4 of third capacitance C3 and CANL pin the CANL connections of CANH pins CANH connections constitutes filter circuit, filters out
Extra high frequency waves signal.
Preferably, further include GPS positioning module and wireless transport module, the GPS positioning module is by being wirelessly transferred mould
Block is connect with microprocessor.GPS positioning module can be sent the location information of vehicle in a manner of wireless transmissions to microprocessor.
Preferably, the wireless transport module includes WiFi units, 3/4G network transmitting units, the WiFi units, 3/
4G network transmitting units are connect with microprocessor.Taking dual communication mode ensures there is no communication blind district, avoid information without
The problems such as method real-time Transmission.
The above content is the further descriptions made to the utility model in conjunction with specific preferred embodiment, cannot recognize
Determine specific embodiment of the present utility model and is confined to these explanations.For the common skill of the utility model technical field
For art personnel, the other embodiment obtained in the case where not departing from the technical solution of the utility model should be included in this practicality
In novel protection domain.
Claims (6)
1. a kind of traffic video synchronizes patrol system, it is characterised in that：Module is flowed into including video, video frame sending module, is regarded
Frequency frame search and abstraction module, microprocessor, CAN transceiver modules, video frame storage server, the first power supply, the video flowing
Enter module to connect with abstraction module with video frame sending module by video frame search, video frame sending module connects with microprocessor
It connects, microprocessor is also connect with CAN transceiver modules, and video storage server is connect with microprocessor, the first power supply and microprocessor
Device, CAN transceiver modules are for electrical connection.
2. traffic video as described in claim 1 synchronizes patrol system, it is characterised in that：The CAN transceiver modules include receiving
Device U1 and CAN controller are sent out, high-speed figure isolator, the transceiver are provided between the CAN controller and transceiver U1
U1 includes VCC pin VCC, GND pin GND, TXD pin TXD, RXD pin RXD, CANH pin CANH and CANL pin CANL；
VCC pin VCC connections one power supply VCC1, power supply VCC1 are also connected with a pole plate of the first capacitance C1, and first
Another pole plate of capacitance C1 is grounded, a pole plate of GND pin GND the second capacitances of connection C2, the second capacitance C2 another
Pole plate is grounded；
The signal wire being connect with CANH pins CANH（1）On be provided with electrostatic discharge protection circuit one, the electrostatic discharge protection circuit protection
One includes that the first diode D1 and the second diode D2, the first diode D1 cathode are connect with power vd D, anode and the two or two
Pole pipe D2 cathode connect, the second diode D2 plus earths；
The signal wire being connect with CANL pins CANL（1）On be provided with electrostatic discharge protection circuit two, the electrostatic discharge protection circuit protection
Two include third diode D3 and the 4th diode D4, and third diode D3 cathode are connect with power vd D, anode and the four or two
Pole pipe D4 cathode connect, the 4th diode D4 plus earths；
The signal wire of CANH pins CANH connections（1）Upper and the CANL connections of CANL pins signal wire（1）On be also respectively provided with
TVS pipe；
TXD pins TXD, RXD pin RXD is connect by high-speed figure isolator with CAN controller respectively.
3. traffic video as described in claim 1 synchronizes patrol system, it is characterised in that：Further include power isolation module and
Two power supplys, described power isolation module one end are connect with the first power supply, and the other end is connect with second source, second source also with
Microprocessor, CAN transceiver modules are for electrical connection.
4. traffic video as claimed in claim 2 synchronizes patrol system, it is characterised in that：The CANH pins CANH is also connected with
There are mono- electrode plates of third capacitance C3, another electrode plate earthings of third capacitance C3, the CANL pins CANL to be also associated with the 4th electricity
Hold mono- electrode plates of C4, another electrode plate earthings of the 4th capacitance C4.
5. traffic video as described in claim 1 synchronizes patrol system, it is characterised in that：Further include GPS positioning module and nothing
Line transmission module, the GPS positioning module are connect by wireless transport module with microprocessor.
6. traffic video as claimed in claim 5 synchronizes patrol system, it is characterised in that：The wireless transport module includes
WiFi units, 3/4G network transmitting units, the WiFi units, 3/4G network transmitting units are connect with microprocessor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721792143.6U CN207665100U (en) | 2017-12-20 | 2017-12-20 | A kind of traffic video synchronization patrol system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721792143.6U CN207665100U (en) | 2017-12-20 | 2017-12-20 | A kind of traffic video synchronization patrol system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207665100U true CN207665100U (en) | 2018-07-27 |
Family
ID=62941950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721792143.6U Expired - Fee Related CN207665100U (en) | 2017-12-20 | 2017-12-20 | A kind of traffic video synchronization patrol system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207665100U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111145378A (en) * | 2019-12-30 | 2020-05-12 | 中设设计集团股份有限公司 | Automatic video inspection system and method for road traffic incident |
-
2017
- 2017-12-20 CN CN201721792143.6U patent/CN207665100U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111145378A (en) * | 2019-12-30 | 2020-05-12 | 中设设计集团股份有限公司 | Automatic video inspection system and method for road traffic incident |
| CN111145378B (en) * | 2019-12-30 | 2021-06-25 | 华设设计集团股份有限公司 | Automatic video inspection system and method for road traffic incident |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180727 Termination date: 20181220 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |