CN204330012U - Based on the building environment state monitoring apparatus of technology of Internet of things - Google Patents
Based on the building environment state monitoring apparatus of technology of Internet of things Download PDFInfo
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- CN204330012U CN204330012U CN201420738289.2U CN201420738289U CN204330012U CN 204330012 U CN204330012 U CN 204330012U CN 201420738289 U CN201420738289 U CN 201420738289U CN 204330012 U CN204330012 U CN 204330012U
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Abstract
The utility model discloses a kind of building environment state monitoring apparatus based on technology of Internet of things, comprise host computer, repeater and collector, this host computer and this collector are by these repeater wireless telecommunications.The power circuit that this collector comprises housing and is built in humiture collection circuit in housing, current collection circuit, voltage collection circuit, single chip machine controlling circuit, wireless transmission interface circuit, Internet Transmission circuit and powers for foregoing circuit.The utility model has the following advantages compared to existing technology: use this device, and computer lab management personnel can understand the ruuning situation of current machine room environment humiture and equipment in real time and intuitively.By environmental aspect monitoring system is incorporated in whole computer room safety operation monitoring system, computer lab management personnel better grasp computer room safety operation situation.
Description
Technical field
The utility model relates to ambient condition monitoring device, in particular a kind of building environment state monitoring apparatus based on technology of Internet of things.
Background technology
Along with the continuous increase of the network facilities, the importance of building environment and equipment condition monitoring is particularly outstanding.And current most machine room monitoring and operation management are still realized by artificial regularly patrolling and examining, computer lab management personnel can not be understood in time and grasp machine room environment state and machine operation, thus cause the network facilities to happen occasionally with the monitoring of equipment network communication failure caused not in place because of machine room monitoring.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of building environment state monitoring apparatus based on technology of Internet of things.
The utility model is achieved through the following technical solutions: a kind of building environment state monitoring apparatus based on technology of Internet of things, comprise host computer, repeater and collector, this host computer and this collector are by these repeater wireless telecommunications, this collector comprises housing and is built in the humiture collection circuit in housing, current collection circuit, voltage collection circuit, single chip machine controlling circuit, wireless transmission interface circuit, Internet Transmission circuit and the power circuit of powering for foregoing circuit, this single chip machine controlling circuit is the embedded system of singlechip chip and peripheral circuit composition thereof, this humiture collection circuit comprises DHT22 digital hygro sensor, it is connected with singlechip chip by 1 two-way single bus interface, this current collection circuit comprises LTC1996 acquisition chip and peripheral circuit thereof, and its signal output part is connected with an I/O interface with A/D translation function of singlechip chip.
This Internet Transmission circuit is the Internet Transmission circuit based on POE technology, by TCP/IP chip, network transmission signal is converted to TTL signal to be connected with the serial ports of singlechip chip, and the 48V direct supply of POE power splitter after rectifier bridge rectification is connected with the power input of LM2576 Switching Power Supply managing chip, be 5V direct supply by power management chip by Power convert be that collector is powered.
As the further optimization of such scheme, described singlechip chip is STC12C5A60S2 single-chip microcomputer.
As the further optimization of such scheme, this wireless transmission interface circuit comprises JTT-433-UDI embedded micropower UART interface transparent transmission circuit.
The utility model has the following advantages compared to existing technology: a kind of building environment state monitoring apparatus based on technology of Internet of things of the present utility model is by the unlatching situation of Temperature Humidity Sensor, current sensor, voltage sensor Real-time Collection machine room environment situation, equipment electricity consumption situation and equipment, and by wireless self-networking mode or the Internet Transmission mode with POE technology, the real-time data transmission obtained to background server, by server, related data is carried out analyzing and processing and warning function.
Accompanying drawing explanation
Fig. 1 is the circuit structure block diagram of the building environment state monitoring apparatus based on technology of Internet of things of the present utility model.
Fig. 2 is the single chip machine controlling circuit schematic diagram of the collector in Fig. 1.
The current collection circuit schematic diagram of the collector in Fig. 3 Fig. 1.
The POE communication interface circuit schematic diagram of the collector in Fig. 4 Fig. 1.
The wireless transmission interface circuit theory diagrams of the collector in Fig. 5 Fig. 1.
Embodiment
Below embodiment of the present utility model is elaborated; the present embodiment is implemented under premised on technical solutions of the utility model; give detailed embodiment and concrete operating process, but protection domain of the present utility model is not limited to following embodiment.
See Fig. 1, a kind of building environment state monitoring apparatus based on technology of Internet of things, comprises host computer 1, repeater 2 and collector 3.Host computer 1 is connected by repeater 2 wireless telecommunications with collector 3.The power circuit 36 that collector 3 comprises housing and is built in humiture collection circuit 31 in housing, current collection circuit 32, voltage collection circuit 33, single chip machine controlling circuit 34, wireless transmission interface circuit 36, Internet Transmission circuit 35 and powers for foregoing circuit.
Single chip machine controlling circuit is the embedded system of singlechip chip and peripheral circuit composition thereof, and humiture collection circuit comprises DHT22 digital hygro sensor, it is connected with singlechip chip by 1 two-way single bus interface.Current collection circuit comprises LTC1996 acquisition chip and peripheral circuit thereof, and its signal output part is connected with an I/O interface with A/D translation function of singlechip chip.
See Fig. 2, the single chip machine controlling circuit of the collector of building environment state monitoring apparatus adopts macrocrystalline company low-power chip STC12C5A60S2 single-chip microcomputer to be embedded microprocessor, this processor adopts a clock cycle instructions, it is 8 ~ 12 times of common single-chip microcomputer travelling speed, and processor carries eight passages, ten high-speed a/d conversion ports, conversion per second reaches 250,000 times, so without the need to additional A/D change-over circuit, reduce the difficulty of circuit design; Secondly, sheet includes 62K byte flash can continuous erase more than 100,000 times, and has the ram in slice of 1280 bytes, and these are all sound assurances to the storage of program.Because it has more I/O mouth, two hardware serial ports, low-power consumption and 10, Embedded 8 tunnel high-speed a/d change-over circuit, better can control peripherals and carry out the serial communication of various ways.
Preferred embodiment of the present utility model, humiture collection circuit 31 adopts DHT22 digital hygro sensor, this sensor adopts the digital way of output to communicate with singlechip chip, and this sensor internal contains calibrated unit, after collection completes, the processor that sensor carries can be calibrated and CRC check related data.The data-converting block acquisition technique of DHT22 application specific and temperature and humidity sensing technology, guarantee to have higher stability and reliability in Long-Time Service process.This sensor comprises an extremely sensitive condenser type humidity sensing element and a NTC temperature element.Each DHT22 sensor was calibrated before dispatching from the factory in very accurate humidity verification room.Dependent correction coefficient with the form of program be stored in sensor self with processor system in, when sensor process humiture data, system can store checking data in systems in which by Automatically invoked.Another large feature of DHT22 Temperature Humidity Sensor has unibus host-host protocol, and building peripheral circuit is only need a power lead, a data line and a ground wire.
See Fig. 3, preferred embodiment of the present utility model, the LTC1996 that current collection circuit 32 adopts Linear Tech to produce is as current acquisition and adjustment chip.Electric current is made to flow through R1 to R1 two ends the current load collected by current sensor, pressure reduction can be formed at R1 two ends, differential input voltage is formed thus between pin two (IN1) and pin 3 (IN2), the transfer function carried through LTC1996 inside calculates, an output voltage values corresponding with input voltage is exported at pin 5 (Vout), the magnitude of voltage obtained is connected on the A/D port of processor, through the A/D change-over circuit that process chip carries, obtain corresponding digital signal, building environment state monitoring apparatus can recognize the magnitude of voltage that R1 two ends input in real time, and according to the size of current transformer multiplying power and R1 resistance, finally determine the actual value of current flow.
See Fig. 4, preferred embodiment of the present utility model, Internet Transmission circuit 35 is adopted as the Internet Transmission circuit based on POE technology, and in Fig. 4, TCP/IP module is existing integration module, major function is that the signal by Internet Transmission is converted to TTL signal, is directly connected with the serial ports of controller.Rectifier bridge is the design of POE power splitter.P1-2 and P3-6 in Fig. 4 be transmission transformer 1,2 lines to 3,6 lines to the center tap of access point.When application data pin is powered, power splitter is separated power supply from P1-2 and P3-6 port, does not affect the transmission of data, and line can be any polarity to 1,2 and line to 3,6 in this manner.When applying idle pin and powering, 4,5 pin connect for positive pole, and 7,8 pin connect for negative pole, utilize power splitter directly power supply can be taken out.After power supply being separated through power splitter, then by power management chip isolated power supply voltage stabilizing to power circuit.The 48V direct supply that the incoming end of power circuit is separated with through POE system after also rectification is connected, power circuit output end is connected with LM2576 Switching Power Supply managing chip power access end, by the 5V direct supply that power management chip is converted to input power, for collector is powered.
See Fig. 5, preferred embodiment of the present utility model, wireless transmission interface circuit adopts JTT-433-UDI embedded micropower UART interface transparent transmission circuit, wireless transmission interface circuit communication frequency arbitrarily can set between 400MHZ to 480MHZ, can super low-power consumption and from dormancy, the features such as interruption wakes up, when not having data to transmit, system can enter park mode automatically, can automatically wake up after receiving Transmission, participate in without the need to external software and hardware, make when designing hardware circuit without the need to too much considering that the hardware and software between itself and main system is arranged, distribution serial ports is only needed to be connected with wireless transmission interface circuit.This wireless transmission interface circuit adopts a wireless communication module with forward error correction capability of high performance less radio-frequency IC, can online modification serial ports speed, the various parameter such as emissive power.This wireless transmission interface circuit has very strong antijamming capability, and highly sensitive, volume is little, low in energy consumption, long transmission distance.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (3)
1. the building environment state monitoring apparatus based on technology of Internet of things, it is characterized in that: comprise host computer, repeater and collector, this host computer and this collector are by these repeater wireless telecommunications, this collector comprises housing and is built in the humiture collection circuit in housing, current collection circuit, voltage collection circuit, single chip machine controlling circuit, wireless transmission interface circuit, Internet Transmission circuit and the power circuit of powering for foregoing circuit, this single chip machine controlling circuit is the embedded system of singlechip chip and peripheral circuit composition thereof, this humiture collection circuit comprises DHT22 digital hygro sensor, it is connected with singlechip chip by 1 two-way single bus interface, this current collection circuit comprises LTC1996 acquisition chip and peripheral circuit thereof, and its signal output part is connected with an I/O interface with A/D translation function of singlechip chip,
This Internet Transmission circuit is the Internet Transmission circuit based on POE technology, by TCP/IP chip, network transmission signal is converted to TTL signal to be connected with the serial ports of singlechip chip, and the 48V direct supply of POE power splitter after rectifier bridge rectification is connected with the power input of LM2576 Switching Power Supply managing chip, be 5V direct supply by power management chip by Power convert be that collector is powered.
2. the building environment state monitoring apparatus based on technology of Internet of things according to claim 1, is characterized in that: described singlechip chip is STC12C5A60S2 single-chip microcomputer.
3. the building environment state monitoring apparatus based on technology of Internet of things according to claim 1, is characterized in that: this wireless transmission interface circuit comprises JTT-433-UDI embedded micropower UART interface transparent transmission circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420738289.2U CN204330012U (en) | 2014-12-01 | 2014-12-01 | Based on the building environment state monitoring apparatus of technology of Internet of things |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420738289.2U CN204330012U (en) | 2014-12-01 | 2014-12-01 | Based on the building environment state monitoring apparatus of technology of Internet of things |
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| Publication Number | Publication Date |
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| CN204330012U true CN204330012U (en) | 2015-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420738289.2U Expired - Fee Related CN204330012U (en) | 2014-12-01 | 2014-12-01 | Based on the building environment state monitoring apparatus of technology of Internet of things |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106123963A (en) * | 2016-07-21 | 2016-11-16 | 国网天津市电力公司 | A kind of monitoring system for monitoring intelligent grid information cabinet environment |
| CN110579634A (en) * | 2019-10-29 | 2019-12-17 | 南京迪港科技有限责任公司 | Intelligent acquisition device for machine room |
-
2014
- 2014-12-01 CN CN201420738289.2U patent/CN204330012U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106123963A (en) * | 2016-07-21 | 2016-11-16 | 国网天津市电力公司 | A kind of monitoring system for monitoring intelligent grid information cabinet environment |
| CN110579634A (en) * | 2019-10-29 | 2019-12-17 | 南京迪港科技有限责任公司 | Intelligent acquisition device for machine room |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150513 Termination date: 20151201 |
|
| EXPY | Termination of patent right or utility model |