CN205301890U - City utility tunnel synthesizes collection equipment and comprehensive collection system who constitutes thereof - Google Patents
City utility tunnel synthesizes collection equipment and comprehensive collection system who constitutes thereof Download PDFInfo
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- CN205301890U CN205301890U CN201520831090.9U CN201520831090U CN205301890U CN 205301890 U CN205301890 U CN 205301890U CN 201520831090 U CN201520831090 U CN 201520831090U CN 205301890 U CN205301890 U CN 205301890U
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Abstract
City utility tunnel synthesizes collection equipment, and this equipment includes MCU microcontroller, digital output module, analog input module, digital input module, USB storage module, RS485 communication module, WIFI module, ethernet control module and unusual alarm module, it can gather multiple sensor signal to the analysis is carried out to data to gathering, can monitor utility tunnel's safety, guarantees safety and stability operations such as utility tunnel or cable tunnel.
Description
Technical field
The utility model relates to synthetical collection and the Region control of city integrated piping lane, more specifically, adopts the communication modes of optical fiber ring network to carry out synthetical collection and interlock control to pipe gallery or cable tunnel etc.
Background technology
City integrated piping lane, it is to implement unified planning, design, construction and maintenance, is built in Urban Underground for laying the public utility of municipal public use pipeline. refer at Urban Underground for concentrating the public tunnel that lays the municipal pipelines such as electric power, communication, radio and television, feedwater, draining, heating power, combustion gas. along with country widelys popularize the construction of Urban Underground pipe gallery, the construction of pipe gallery has been strengthened in increasing city, underground pipe gallery is equipped with various line holding wires, thermal pipe, Gas Pipe, telecom conduit, feedwater piping, power pipe etc., it is the place that a multi-signal and connection object cross, in order fully to ensure Environmental security in piping lane, need to monitor its internal environment, reaching in real time, automatic monitoring surveys the environment in underground pipe gallery, its importance is self-evident. a lot of producers specialized designs for the checkout equipment of certain function, for example the gas in pipe gallery detects, temperature detection, water level detecting etc., and these security detection equipment measuring abilities are single, can not compatible multi-functional synthetical collection, cause the various collectors of safety detection needs of pipe gallery, and of a great variety along with collector application, communication mutually between collector, cause each collector to need to carry out communication with master server, finally carry out the analysis of data by main frame, due to the communication interface disunity of each producer, it in the time that communication line connects up, is again a quite numerous and diverse process, and current producer generally adopts the communication interface of RS-485 or CAN bus, limited transmission distance, can not well be applied in pipe gallery, aspect power supply, the collector of most of producers or equipment support be the power supply mode of 12V or 24V, cause power taking inconvenience in pipe gallery, need outside connected switch power supply to carry out power supply conversion, but the water-proofing treatment of Switching Power Supply is by a great problem that is engineering construction, therefore develop a equipment that can overcome the above problems, it is current thing in the urgent need to address.
Summary of the invention
Utility model object:
The utility model provides the synthetical collection system of a kind of city integrated piping lane synthetical collection equipment and composition thereof, its objective is solution existing problem in the past.
Technical scheme:
City integrated piping lane synthetical collection equipment, is characterized in that: this equipment comprises MCU microcontroller, digital output module, analog input module, digital quantity input module, USB memory module, RS485 communication module, WIFI module, ethernet control module and abnormal alarm module; MCU microcontroller is connected with digital output module, analog input module, digital quantity input module, USB memory module, RS485 communication module ethernet control module and abnormal alarm module, and ethernet control module is electrically connected with WIFI module.
Described ethernet control module has two-way optical fiber interface, seven road Ethernet interfaces, on communication modes, support the communication modes of optical fiber self-healing looped network, Ethernet interface and optical fiber interface are realized the mutual of data by Ethernet switching chip, and Ethernet switching chip is electrically connected with MCU microcontroller.
Optical fiber connects Ethernet switching chip by optical module, and MCU microcontroller is electrically connected with the pin of Ethernet chip, and netting twine is connected with ethernet control chip by No. seven network transformers.
This equipment is also included as the centrally connected power supply module that whole equipment is powered.
In RS485 communication module, 485 interface circuits are connected to MCU microcontroller by 485 electrical level transferring chip; In analog input module, AI interface is changed and is connected to SPI isolating chip by A/D, and SPI isolating chip connects MCU microcontroller; In digital quantity input module, DI interface circuit connects phase inverter by photoelectric coupling chip, and phase inverter connects MCU microcontroller; In USB memory module, usb circuit connects electrostatic protection chip and overcurrent protection power supply, and electrostatic protection chip connects MCU microcontroller; MCU microcontroller connects the drive circuit in digital quantity output module, and drive circuit connects relay.
On MCU microcontroller, be also connected with clock, house dog, Temperature Humidity Sensor and photo resistance.
Wherein MCU microcontroller adopts STM32F105 microprocessor, and STM32 microprocessor adopts ARMCortex-M3 kernel, and clock frequency reaches 72MHz.
This system adopts the communication modes of looped network to carry out communication connection by multiple city integrated piping lane synthetical collection equipment by optoelectrical cable, one of them city integrated piping lane synthetical collection equipment is connected to server or database by Ethernet, and other city integrated piping lane synthetical collection equipment connection needs on the equipment of Information Monitoring.
Advantage and effect:
The utility model provides the synthetical collection system of a kind of city integrated piping lane synthetical collection equipment and composition thereof, it can gather multiple sensors signal, and to the data analysis gathering, can monitor the safety of pipe gallery, ensure the safe and stable operations such as pipe gallery or cable tunnel; Communication adopts the communication modes of optical fiber ring network, can telecommunication, simplify communication wiring, and offer other device talk interfaces, routing function is provided, can transfer data to remote server. Power supply adopts the mode of direct current confession far away, adopt ups power to concentrate as the power supply of synthetical collection equipment, the power supply mode power taking of direct current confession far away is convenient, power supply is stable, and there is certain battery backup time, far isolate completely for circuit and civil power, reduce construction cost, can select the composite construction of transmission cable and optical cable, can with optical cable one-off construction.
Brief description of the drawings
Fig. 1 is system architecture block diagram of the present utility model
Fig. 2 is device interior functional schematic block diagram of the present utility model
Fig. 3 is network communication circuit block diagram of the present utility model
Fig. 4 is integrated circuit block diagram of the present utility model.
Detailed description of the invention:
First by reference to the accompanying drawings the utility model is described further:
As shown in Figure 2, the utility model provides the synthetical collection system of a kind of city integrated piping lane synthetical collection equipment and composition thereof, and this equipment comprises MCU microcontroller 24, digital output module 25, analog input module 26, digital quantity input module 27, USB memory module 28, RS485 communication module 29, WIFI module 30, ethernet control module 31 and abnormal alarm module 32; MCU microcontroller 24 is connected with digital output module 25, analog input module 26, digital quantity input module 27, USB memory module 28, RS485 communication module 29 ethernet control modules 31 and abnormal alarm module 32, and ethernet control module 31 is electrically connected with WIFI module 30. Wherein MCU microcontroller 24 adopts STM32F105 microprocessor, STM32 microprocessor is based on aiming at the custom-designed ARMCortex-M3 kernel of Embedded Application that requires high-performance, low cost, low-power consumption, clock frequency reaches 72MHz, it is the highest product of like product performance, when clock frequency 72MHz, from flash memory run time version, STM32 power consumption 36mA, be product least in power-consuming on 32 markets, be equivalent to 0.5mA/MHz. Owing to there is no mobile phone signal in city integrated piping lane or cable tunnel, cause personnel and extraneous communication inconvenience, described WIFI module provides network focus function, WIFI module is electrically connected with ethernet communication module, underground personnel can be connected to WIFI module by mobile phone, realize the function with external communication.
As shown in Figure 3, described ethernet control module has two-way optical fiber interface, seven road Ethernet interfaces, on communication modes, support the communication modes of optical fiber self-healing looped network, Ethernet interface and optical fiber interface are realized the mutual of data by Ethernet switching chip, and Ethernet switching chip is electrically connected with MCU microcontroller. MCU microcontroller can send to optical fiber interface or Ethernet interface by Ethernet switching chip by data, finally can realize the function with remote server communication. Ethernet communication interface can interconnection network camera or the network equipment such as IP phone. Described optical fiber self-healing looped network for example refers to, in the time that Internet Transmission interrupts (optical fiber is disconnected), do not need staff to keep in repair, Internet Transmission is (ITU-T regulation is less than 50ms) recovery automatically at short notice, and user is influenced hardly, and physical connection adopts hand-in-hand looped network connected mode.
Optical fiber connects Ethernet switching chip 34 by optical module 37, and MCU microcontroller 24 is electrically connected with the pin of Ethernet chip 34, and netting twine is connected with ethernet control chip 34 by No. seven network transformers 33. specifically, two-way light mouth, meet the hand-in-hand mode of looped network, optical fiber will with Ethernet switching chip 34 communications, intermediate demand connects opto-electronic conversion chip (optical module 37) to be changed, one end of optical module is connected with optical fiber, the other end is connected with Ethernet switching chip 34, MCU microcontroller 39 is electrically connected with the pin of Ethernet chip 34, ethernet control module 31 provides 7 road Ethernet interfaces, netting twine is connected with ethernet control chip 34 by No. 7 network transformers 33, so just realize the communication modes that MCU microcontroller 24 can carry out with outside multiple network equipment communication and the self-healing of employing looped network, more can ensure the reliability of communication, in the time having fibre circuit to break down, synthetical collection equipment can be known the optimal path in network automatically, ensure the normal work of communication. owing to there is no mobile phone signal in tunnel, Ethernet switching chip 34 is connected with WIFI chip 35 pins, WIFI chip 35 is externally drawn WIFI antenna 36, thereby realize the wireless communication function with mobile phone 23, operating personnel can connect WIFI signal by mobile phone, actual conditions in pipe gallery or tunnel and server are carried out to communication, and server is resolved and is diagnosed according to data.
This equipment is also included as the centrally connected power supply module that whole equipment is powered. Described centrally connected power supply module, support direct current 380V far for power supply, also can support the power supply mode of alternating current 220V, facilitate user to select power supply mode, recommendation direct current far supplies mode, direct-current remote feeding power is not subject to the load variations of local civil power complexity, changes round the clock power station variation and produce overtension or too low; While not being subject to local main equipment opening and closing and produce the interference such as interference, harmonic wave, flickering and surge; Direct thunder and the induction thunder stopped in local Complex Power Network damage communication apparatus. D. c. remote supply network is totally single, and supply voltage is stable, thereby ensures that communication device works is stable, reliable, and effectively extends communication equipment service life.
In RS485 communication module 29,485 interface circuits 42 are connected to MCU microcontroller 24 by 485 electrical level transferring chip 43; In analog input module 26, AI interface is changed 45 by A/D and is connected to SPI isolating chip 46, and SPI isolating chip 46 connects MCU microcontroller 24; In digital quantity input module 27, DI interface circuit 47 connects phase inverter 49 by photoelectric coupling chip 48, and phase inverter 49 connects MCU microcontroller 24; In USB memory module 28, usb circuit 54 connects electrostatic protection chip 55 and overcurrent protection power supply 56, and electrostatic protection chip 55 connects MCU microcontroller 24; MCU microcontroller 24 connects the drive circuit 51 in digital quantity output module 25, and drive circuit 51 connects relay 50. Usb function, can connect USB flash disk, in the time that synthetical collection device detects abnormal alarm, current state is stored in USB flash disk, and forms journal file, facilitates analysis and the diagnosis of later data, for the reproduction of phenomenon provides foundation.
On MCU microcontroller 24, be also connected with clock 52, house dog 53, Temperature Humidity Sensor 58 and photo resistance 57.
Fig. 4 is the circuit block diagram of synthetical collection equipment of the present invention; RS485 communication module 29 is made up of RS485 communicating circuit; mainly formed by 485 interface circuit 42 and 485 electrical level transferring chip 43; in 485 interface circuits, adopt TVS pipe to carry out overvoltage protection to two-pass DINSAR circuit; carry out overcurrent protection by resettable fuse; and adopt gas-discharge tube to carry out electrostatic protection to circuit; improve the reliability of 485 communications; by 485 electrical level transferring chip 43, differential signal is changed into Transistor-Transistor Logic level signal, and be connected to the UART pin of MCU microcontroller 24. RS485 communication module is realized the function of reception and the transmission of data, communications protocol adopts the mode of MODBUS_RTU, can connect other outside collecting devices, for other equipment of outside provide communication interface, RS485 communicating circuit is electrically connected with MCU microcontroller, carry out data interaction by MCU microcontroller and ethernet communication module, thereby the transfer of data of other collecting device is arrived to server.
Analog input module 26 is made up of simulated measurement input circuit, be electrically connected with MCU microcontroller, can gather the analog signals that other equipment provide, can connect gas sensor or other analog output equipment, for example, connect gas sensor, detect gas content in pipe gallery, and the data that collect are sent to server by ethernet communication module, in the time detecting that in pipe gallery, gas content exceeds standard, server can send instruction to synthetical collection equipment, drives the operation of blower fan, gets rid of toxic gas. analog input module is mainly by AI interface circuit 44, A/D conversion chip 45, SPI isolating chip 46 forms, in AI interface circuit, can change by changing the mode of resistance the mode that gathers electric current and voltage, and build SallenKey low-pass filter circuit by amplifier, the output pin of amplifier is connected to the input pin of A/D conversion chip 45, A/D conversion chip 45 is realized analog signal to data signal conversion and measuring ability, transformation result is transferred on SPI numeral isolating chip 46 pins through spi bus, finally the output pin of SPI isolating chip is connected to the pin of MCU microcontroller. front end and MCU microcontroller 24 electric signals that SPI numeral isolating chip 46 gathers AD are separated, and ensure 24 safe operations of MCU microcontroller. digital quantity input module 27 is made up of digital input circuit, be electrically connected with MCU microcontroller, can gather the I/O signal that other equipment provide, and the signal collecting is sent to server by ethernet communication module, server is diagnosed the virtual condition of current pipe gallery according to corresponding data message. digital quantity input module is mainly by DI interface circuit 47, photoelectric coupling chip 48, phase inverter 49 compositions such as grade, DI interface circuit 47 is formed by the combination of devices such as resistance and diode, the output of ID interface circuit 47 is connected with the input pin of photoelectric coupling chip 48, in the time that input signal is low level, the not conducting of photoelectric coupling chip, photoelectric coupling chip conducting in the time that input signal is high level, the output of photoelectric coupling chip is connected with phase inverter 49, finally be connected on MCU microcontroller 24 pins, digital quantity input signal is isolated by optocoupler, optocoupler front end isolation voltage is up to 3000V, can be good at protecting back-end circuit, the driving force of I/O has been improved in rear end with phase inverter 49, the level that MCU microcontroller 24 detects phase inverter 49 pins is analyzed the signal of input, the digital quantity signal detecting is transferred to server. digital output module 25 is made up of digital quantity output circuit, be electrically connected with MCU microcontroller, the command information of can response server sending, realize output according to different functional requirements and control, can connect the external equipment such as warning signal and fire resistant doorsets, for example, in the time that breaking out of fire is reported to the police, server sends instruction to synthetical collection equipment, fire resistant doorsets are closed in requirement, and MCU microcontroller enables digital output module, close fire resistant doorsets. realizing interlock controls, digital output module is mainly made up of drive circuit 51 and relay circuit 50, drive circuit 51 is mainly made up of 8 road Darlington gate array chips, can simplify outside drive circuit, the pin of MCU microcontroller 24 is connected with the input circuit of drive circuit 51, and the output pin of drive circuit 51 drives the coil of relay. the output of relay adopts the way of output of dry contact, and relay can drive the equipment such as warning signal, blower fan.
Abnormal alarm module, formed by humiture circuit and optical circuit, be electrically connected with MCU microcontroller, owing to may there being the phenomenon of ponding in pipe gallery or tunnel, may affect the normal work of collecting device, can know the state of the humiture of current synthetical collection equipment by humiture circuit, in the time exceeding certain temperature humidity range, send warning message, in addition the in the situation that of the normal charged work of synthetical collection equipment, not permission personnel open the housing of synthetical collection device, send warning message in the time having personnel to open housing.
Synthetical collection system as shown in Figure 1, this system adopts the communication modes of looped network to carry out communication connection by multiple city integrated piping lane synthetical collection equipment by optoelectrical cable 5, one of them city integrated piping lane synthetical collection equipment is connected to server 19 or database 20 by Ethernet 22, and other city integrated piping lane synthetical collection equipment connection needs on the equipment of Information Monitoring.
Specifically, as shown in Figure 1, synthetical collection equipment 1,2,3,4 carries out communication connection by optoelectrical cable 5, adopt the communication modes of looped network, synthetical collection equipment is transferred to server 19 or database 20 by the external data collecting by Ethernet 22, finally carries out data analysis and response processing. it is synthetical collection equipment centrally connected power supply that power supply adopts ups power 21, connect by optoelectrical cable 5, synthetical collection equipment can connect multiple external equipment or sensor, synthetical collection equipment can provide ethernet communication interface, connect the outside network equipment such as the networking telephone 8 and video camera 6, analog acquisition interface can be provided, can gather voltage signal or 4 ~ 20ma current signal, can connect the analog signals equipment such as gas instrument 12 and liquid level instrument 15, synthetical collection equipment provides digital-quantity output interface, can connect alarm 7, blower fan 17, water pump 9 equipment such as grade, synthetical collection equipment also provides RS485 interface in addition, for other equipment provide communication interface, can connect for example Intelligent well cover 16, gate inhibition 10 and other collecting devices 14. owing to there is no mobile phone signal in pipe gallery or electric power tunnel, synthetical collection equipment provides WIFI focus, and user can connect by push-to-talk handset 23, reaches the object with extraneous communication.
The utlity model has stored record function, synthetical collection device is in the communication command of response server, can record an action executing information, record the operation of current execution, in the time there is warning message, synthetical collection equipment can be stored a warning message, can form two journal files according to the difference of recorded information: action executing daily record, warning message daily record. provide USB memory module 28 for above function synthesized collecting device, USB memory module 28 is supported the storage of USB flash disk, as Fig. 4, external circuit is mainly by usb circuit 54, electrostatic protection chip 55, overcurrent protection power supply 56 forms, MCU microcontroller 24 is supported USB-HOST function, USB flash disk equipment as USB from equipment, so will power to USB flash disk by overcurrent protection power supply 56, overcurrent protection chip 56 can provide 500MA electric current, in the time detecting that supply current is greater than 500MA, USB flash disk interface is protected, between MCU microcontroller 24 and USB flash disk, add an electrostatic protection chip 55, prevent that static from causing burning of usb circuit.
Abnormal alarm function is provided by abnormal alarm module 32 as mentioned above, as Fig. 4, abnormal alarm module 32 is made up of abnormity alarm circuit, mainly formed by photo resistance 57 and Temperature Humidity Sensor 58, in the time that charged work is provided, forbid that personnel open housing, if open housing, photo resistance is because outside visible ray resistance can change, MCU microcontroller 24 detects that photo resistance 57 resistances change and sends warning message, in pipe gallery or cable tunnel, have the phenomenon of ponding, can cause in synthetical collection equipment encroached water, detect when the humiture in procapsid by Temperature Humidity Sensor 58, in the time detecting that humidity in housing is greater than the threshold value that synthetical collection equipment sets, synthetical collection equipment can send warning message.
The power supply 40 of synthetical collection equipment is supported the mode of centrally connected power supply, support direct current 380V power supply, also support alternating current 220V power supply, power supply 40 adopts high-performance, high efficiency power module, wide input voltage range, direct current is supported DC100V ~ DC430V power supply, exchange and support AC85V ~ AC305V, more can well support user's selection. 485 electrical level transferring chip 43 and A/D conversion chip 45 adopt insulating power supply 41 to power, and play from power supply mode the effect that safety is isolated. In addition synthetical collection equipment as devices such as clock 52, house dogs 53, effect is the reliable and stable operation of guarantee system.
Claims (8)
1. city integrated piping lane synthetical collection equipment, is characterized in that: this equipment comprises MCU microcontroller (24), digital output module (25), analog input module (26), digital quantity input module (27), USB memory module (28), RS485 communication module (29), WIFI module (30), ethernet control module (31) and abnormal alarm module (32); MCU microcontroller (24) is connected with digital output module (25), analog input module (26), digital quantity input module (27), USB memory module (28), RS485 communication module (29) ethernet control module (31) and abnormal alarm module (32), and ethernet control module (31) is electrically connected with WIFI module (30).
2. city integrated piping lane synthetical collection equipment according to claim 1, it is characterized in that: described ethernet control module has two-way optical fiber interface, seven road Ethernet interfaces, on communication modes, support the communication modes of optical fiber self-healing looped network, Ethernet interface and optical fiber interface are realized the mutual of data by Ethernet switching chip, and Ethernet switching chip is electrically connected with MCU microcontroller.
3. city integrated piping lane synthetical collection equipment according to claim 2, it is characterized in that: optical fiber connects Ethernet switching chip (34) by optical module (37), MCU microcontroller (24) is electrically connected with the pin of Ethernet chip (34), and netting twine is connected with ethernet control chip (34) by No. seven network transformers (33).
4. city integrated piping lane synthetical collection equipment according to claim 3, is characterized in that: this equipment is also included as the centrally connected power supply module that whole equipment is powered.
5. city integrated piping lane synthetical collection equipment according to claim 1, is characterized in that: in RS485 communication module (29), 485 interface circuits (42) are connected to MCU microcontroller (24) by 485 electrical level transferring chip (43); In analog input module (26), AI interface is changed (45) by A/D and is connected to SPI isolating chip (46), and SPI isolating chip (46) connects MCU microcontroller (24); In digital quantity input module (27), DI interface circuit (47) connects phase inverter (49) by photoelectric coupling chip (48), and phase inverter (49) connects MCU microcontroller (24); In USB memory module (28), usb circuit (54) connects electrostatic protection chip (55) and overcurrent protection power supply (56), and electrostatic protection chip (55) connects MCU microcontroller (24); MCU microcontroller (24) connects the drive circuit (51) in digital quantity output module (25), and drive circuit (51) connects relay (50).
6. city integrated piping lane synthetical collection equipment according to claim 5, is characterized in that: on MCU microcontroller (24), be also connected with clock (52), house dog (53), Temperature Humidity Sensor (58) and photo resistance (57).
7. city integrated piping lane synthetical collection equipment according to claim 5, is characterized in that: wherein MCU microcontroller (24) adopts STM32F105 microprocessor, and STM32 microprocessor adopts ARMCortex-M3 kernel, and clock frequency reaches 72MHz.
8. the synthetical collection system of utilizing the city integrated piping lane synthetical collection equipment described in claim 1 to form, it is characterized in that: this system adopts the communication modes of looped network to carry out communication connection by multiple city integrated piping lane synthetical collection equipment by optoelectrical cable (5), one of them city integrated piping lane synthetical collection equipment is connected to server (19) or database (20) by Ethernet (22), and other city integrated piping lane synthetical collection equipment connection needs on the equipment of Information Monitoring.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520831090.9U CN205301890U (en) | 2015-10-26 | 2015-10-26 | City utility tunnel synthesizes collection equipment and comprehensive collection system who constitutes thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520831090.9U CN205301890U (en) | 2015-10-26 | 2015-10-26 | City utility tunnel synthesizes collection equipment and comprehensive collection system who constitutes thereof |
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| CN205301890U true CN205301890U (en) | 2016-06-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105334769A (en) * | 2015-10-26 | 2016-02-17 | 辽宁达能电气股份有限公司 | Urban comprehensive pipe gallery comprehensive acquisition equipment and comprehensive acquisition system comprising same |
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- 2015-10-26 CN CN201520831090.9U patent/CN205301890U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105334769A (en) * | 2015-10-26 | 2016-02-17 | 辽宁达能电气股份有限公司 | Urban comprehensive pipe gallery comprehensive acquisition equipment and comprehensive acquisition system comprising same |
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