CN201434770Y - Wireless detecting system for steel buildings based on solar-energy power supply and sensor - Google Patents

Wireless detecting system for steel buildings based on solar-energy power supply and sensor Download PDF

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Publication number
CN201434770Y
CN201434770Y CN 200920116440 CN200920116440U CN201434770Y CN 201434770 Y CN201434770 Y CN 201434770Y CN 200920116440 CN200920116440 CN 200920116440 CN 200920116440 U CN200920116440 U CN 200920116440U CN 201434770 Y CN201434770 Y CN 201434770Y
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module
central processing
wireless
solar
base station
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Expired - Lifetime
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CN 200920116440
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Chinese (zh)
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罗尧治
沈雁彬
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Zhejiang University ZJU
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Zhejiang University ZJU
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Abstract

The utility model discloses a wireless detecting system for steel buildings based on solar-energy power supply and a sensor. The wireless detecting system mainly consists of a computer workstation, abase station and a plurality of detecting units, wherein the computer workstation is connected with a singlechip of the base station by a serial port or a USB interface for data interaction; and the base station and the detecting units can be used for wireless signal transmission by a wireless sending/receiving module. In the utility model, by utilizing the solar-energy power supply mode and the wireless communication protocol, the zero circuit layout can be functionally and really realized, and the wireless detecting system can work all weather; according to the response characteristic of thesteel buildings, the detecting for various physical parameters can be realized; according to the steel material characteristic, the fast lossless assembling and disassembling on the surface can be realized; according to the characteristics of big span of the steel buildings and wide distribution range, the transmission relay and the flexible networking of detecting points of a sensor can be realized.

Description

A kind of based on solar powered and steel structure building wireless detection system sensor
Technical field
The utility model relates to steel building detection technique field, relate in particular to a kind of round-the-clock safety detection diagnosis that is applicable to Construction of Steel Structure stage and operational phase based on solar powered and steel structure building wireless detection system sensor technology.
Background technology
Steel building generally uses in large-scale public and industrial building, for example high-rise building, large-scale stadium, airport, exhibition center, large scale industry factory building, large bridge or the like.The security performance of this class public building requires high, therefore, no matter still come into operation the stage, grasp the isoparametric variation characteristic of vibration, amount of deflection, internal force of this class formation in its construction and installation stage, its security of diagnosis in good time has great significance to social safety production and life.
From the viewpoint of structural mechanics, steel building is at construction stage or ill working stage, and all kinds of parameters such as the vibration of its integral body or member, amount of deflection, internal force for the design standards value ANOMALOUS VARIATIONS can take place.Obviously, detect the variation of these parameters, can judge the normal operation of steel building.But, by present existing detection means, in time more will grasp constantly the working condition of steel building, there is significant limitation, more there is most of situation to realize.
The correlation technique main conditions whether existing detection steel construction is in the trouble free service situation are as follows:
(1) wired measuring system.Traditional civil structure test macro as fiber grating test macro, type vibration wire test macro, all is popular test macro, and is through the development of decades, technical quite ripe.But complicated circuit is arranged and is made its defective very obvious.This type of traditional detection system need be used a large amount of circuits and transmit data and electric energy is provided, and therefore need install at circuit and expend a large amount of time and expense.For this class special building of large-scale steel structure, because span is big, distribution is wide, set up the effective detection system of a cover, time and appropriate litigation fees spent on the circuit are big installing, and along with the increase of measuring point, its expense is doubled and redoubled especially.Complicated circuit is installed in addition is not easy to be protected aspect security, the broken string of circuit, fault etc. all can influence the stable of system, and under structure construction stage or some particular surroundings, circuit structurally are installed even may not be realized.
(2) wireless measuring system.Existing wireless measuring system also has significant limitation on technology and function.Some wireless measuring system still adopts wired connection in regional area, the data acquisition base station only is set in the centre, the data that the collect form with wireless signal is sent out again, and can not be called proper wireless measuring system.In addition, some wireless sensing system has all been accomplished wireless telecommunications in data acquisition, processing and transmission, but all has bigger defective on power consumption, energy supply pattern.Some adopts powered battery, must relate to a battery altering and the problem in serviceable life, can not be applicable to real long term monitoring; Some adopts daily power supply in order to reach the demand of long term monitoring, then certainly will will introduce circuit and power, and can not realize wireless design truly again.
(3) solar powered module.At present, sun power is all generally adopted in all trades and professions as one of global main energy sources, also has to be applied to field of sensing technologies on a small quantity.Detect in the industry in civil construction, still the solar powered pattern of no-trump is introduced wireless detecting system, thereby truly realizes the wireless detecting system design on complete zero line road, satisfies the long term monitoring requirement of own energy supply simultaneously.
(4) steel building detection system.Present civil construction detects unspecial professional detection system at steel building in the industry.And there are many singularity in steel building, more special such as steel material, response parameters is more special, detect characteristics such as measuring point can't flush type be installed, the big distribution of the relative span of buildings is wide, has determined traditional civil construction detection system can run into significant limitation in the use.Therefore, press for the detection system that is applicable to steel building of exploitation specialty.
The utility model content
The purpose of this utility model is at the deficiencies in the prior art, provides a kind of based on solar powered and steel structure building wireless detection system sensor.
The purpose of this utility model is achieved through the following technical solutions: a kind of based on solar powered and steel structure building wireless detection system sensor, it mainly is made up of computer workstation, base station and several detecting units; The base station comprises single-chip microcomputer and coupled radio receiving transmitting module; Detecting unit mainly is made up of the sun power energy supply module, radio receiving transmitting module, central processing module and the sensing module that are encapsulated in the waterproof magnet mounting box; Sun power energy supply module links to each other with radio receiving transmitting module, central processing module and sensing module respectively, and radio receiving transmitting module all links to each other with central processing module with sensing module; Computer workstation adopts serial ports or USB mouth to link to each other with the single-chip microcomputer of base station, carries out data interaction.Base station and detecting unit carry out the transmission of wireless signals of data by radio receiving transmitting module.
Further, described sun power energy supply module mainly is made up of solar panel, charge protection controller, accumulator, intelligent switch circuit, Voltage stabilizing module and energy information module; Wherein, solar panel, charge protection controller, accumulator, intelligent switch circuit link to each other successively with Voltage stabilizing module, and the energy information module links to each other with accumulator.
Further, described central processing module mainly is made up of serial bus, central processing element, storage element, asynchronous clock and numerical analysis module; Wherein, serial bus, storage element, asynchronous clock and numerical analysis module link to each other with central processing element respectively.
Further, described sensing module mainly is connected to form successively by sensing element, voltage amplifier, filtering and noise reduction device, analog to digital converter.
The beneficial effects of the utility model are,
1, utilizes solar powered pattern and home control network communication protocol, on function, accomplish zero circuit layout truly, long-term all weather operations;
2,, realize the detection of all kinds of physical parameters according to the steel building response characteristic;
3,, realize surperficial quick nondestructive installation and removal according to the steel material characteristic;
4,, distribute wide characteristic big according to the steel building span, transmission relay, the flexible networking of realization sensor measuring point.
Description of drawings
Fig. 1 is an one-piece construction block diagram of the present utility model;
Fig. 2 is a sun power energy supply modular structure block diagram;
Fig. 3 is the central processing module structured flowchart;
Fig. 4 is the sensing module structured flowchart;
Fig. 5 is the utility model embodiment synoptic diagram.
Embodiment
Steel construction is a kind of special civil engineering structure, and at construction stage or ill working stage, parameters such as component internal force, vibration, temperature all ANOMALOUS VARIATIONS can take place.Otherwise,, can judge whether whether steel construction is in normal operating conditions, exist potential safety hazard by detecting these parameters of steel construction.The utility model system is divided into energy supply module, central processing module, sensing module and radio receiving transmitting module according to the modular design thinking.The energy supply module realizes the collection of electric energy, storage, intelligent switch and the voltage stabilizing output function of electric weight by the photovoltaic effect of solar panels, thereby guarantees the power requirement of total system operation.The utility model adopts monocrystalline silicon and two kinds of acquisition modes of amorphous silicon, under the strong illumination, adopts the mono-crystalline silicon solar plate, the next employing amorphous silicon solar energy plate of the low light level guarantees that solar electric power supply system reaches at least: fine day: 9V, 200mA, cloudy or indoor 9V, the charge efficiency of 40mA; Central processing module adopts the Atmega chip series, each module of system is managed, and realize functions such as simple data processing, storage, system hibernates; Sensing module is controlled by central processing module, by adopting the detection of different sensing element realizations to various parameters such as steel construction vibration, stress, displacement, temperature, detected analog voltage signal is carried out analog to digital conversion, change digital signal into and export central processing module to; Radio receiving transmitting module adopts the zigbee communications protocol, by central processing module control, wireless signal is carried out modulation, and adopt networking flexibly, realizes detecting the wireless communication transmission of data, sense command.Be installed in the protection box above four module is integrated, adopt water joint and Seal Design, all weather operations of realization equipment under weather weather utilizes the material characteristic of steel construction simultaneously, and design magnet installation chassis is realized the harmless fast quick-detach of sensing device.
Describe the utility model in detail below in conjunction with accompanying drawing, it is more obvious that the purpose of this utility model and effect will become.
As shown in Figure 1, the utility model mainly is made up of computer workstation, base station and several detecting units with steel structure building wireless detection system sensor technology based on solar powered.The base station comprises single-chip microcomputer and coupled radio receiving transmitting module.Detecting unit mainly is made up of the sun power energy supply module, radio receiving transmitting module, central processing module and the sensing module that are encapsulated in the waterproof magnet mounting box; Sun power energy supply module links to each other with radio receiving transmitting module, central processing module and sensing module respectively, and radio receiving transmitting module all links to each other with central processing module with sensing module.Computer workstation adopts serial ports or USB mouth to link to each other with the single-chip microcomputer of base station, carries out data interaction.Base station and detecting unit carry out the transmission of wireless signals of data by radio receiving transmitting module.
In the detecting unit, sensing module links to each other with the steel building detected object, central processing module obtains by sensing module and detects data and carry out signal transmission and networking by radio receiving transmitting module, and sun power energy supply module is then powered to radio receiving transmitting module, central processing module, sensing module.Single basic detecting unit can carry out flexible arrangement according to measuring point quantity, arrangement on the steel building detected object, can carry out data interaction or transmission relay between each basic detecting unit, realizing flexible networking, and the most at last data transmission to the base station.
As shown in Figure 2; sun power energy supply module mainly is made up of solar panel, charge protection controller, accumulator, intelligent switch circuit, Voltage stabilizing module and energy information module; wherein; solar panel, charge protection controller, accumulator, intelligent switch circuit link to each other successively with Voltage stabilizing module, and the energy information module links to each other with accumulator.Solar panel can adopt the mono-crystalline silicon solar plate of suitable fine high light and the amorphous silicon solar energy plate of suitable cloudy day or indoor weak light simultaneously.Solar panel changes luminous energy into electric energy, by the charge protection controller, accumulator is charged, and can judge according to the level of charge of accumulator, to avoid the overcharging damage battery; Accumulator is via intelligent switch circuit and Voltage stabilizing module output electric energy, the intelligent switch circuit carries out intelligent decision according to the electric weight of accumulator, the realization low-voltage is cut off, the function of high voltage output, and Voltage stabilizing module plays the function of voltage voltage stabilizing output, realizing finally wireless signal transmitting module, central data processing module and sensing module being carried out energy supply, the energy information module is the output of battery electric quantity information, is converted into digital signal by the analog to digital converter of sensing module and handles.
As shown in Figure 3, central processing module mainly is made up of serial bus, central processing element, storage element, asynchronous clock and numerical analysis module, wherein, serial bus, storage element, asynchronous clock and numerical analysis module link to each other with central processing element respectively.Central processing element can adopt the Atmega chip series, realize the transmitting-receiving and the node networking of wireless signal by serial bus control radio receiving transmitting module, realize data acquisition by serial bus control sensing module, the control storage element carries out the storage of data, control numerical analysis module realizes simple numerical analysis and processing, can realize the dormancy of total system by asynchronous clock, to reduce power consumption, prolong System production time.
As shown in Figure 4, sensing module mainly is connected to form successively by sensing element, voltage amplifier, filtering and noise reduction device, analog to digital converter; Sensing element can be selected resistance strain gage, acceleration sensing chip, displacement sensor, temperature-sensing element etc. for use according to the different measuring parameter request, sensing element directly links to each other with the steel building measuring object, mode with analog voltage signal obtains detection information, pass through voltage amplifier, the realization signal amplifies, carry out numerical filter and denoising through the filtering and noise reduction device again, after analog to digital converter is converted to digital signal with voltage analog signal, be transferred to central processing module by serial bus, realize the collecting work of test data.
Waterproof magnet packing box is encapsulated as a basic detecting unit with wireless signal transmitting module, sun power energy supply module, central processing module and sensing module.Box adopts waterproofing design, exposes the waterproof interface, and solar panels and antenna place the box outside, and the box installation chassis adopts the magnet design, utilizes steel construction material characteristic, and the quick nondestructive that is implemented on the steel building detected object is installed.
The utility model is compared with existing test macro as the steel construction quick nondestructive detection system that a kind of all weather operations, zero line road connect, install more convenient, the working time is longer, the steel building specific aim is stronger.
Embodiment of the present utility model as shown in Figure 5.
The foregoing description is used for the utility model of explaining; rather than the utility model limited; in the protection domain of spirit of the present utility model and claim, any modification and change to the utility model is made all fall into protection domain of the present utility model.

Claims (4)

1, a kind of based on solar powered and steel structure building wireless detection system sensor, it is characterized in that it mainly is made up of computer workstation, base station and several detecting units; Wherein, described base station comprises single-chip microcomputer and coupled radio receiving transmitting module; Detecting unit mainly is made up of the sun power energy supply module, radio receiving transmitting module, central processing module and the sensing module that are encapsulated in the waterproof magnet mounting box; Sun power energy supply module links to each other with radio receiving transmitting module, central processing module and sensing module respectively, and radio receiving transmitting module all links to each other with central processing module with sensing module; Computer workstation links to each other with the single-chip microcomputer of base station by serial ports or USB mouth.
2, described according to claim 1 based on solar powered and steel structure building wireless detection system sensor, it is characterized in that described sun power energy supply module mainly is made up of solar panel, charge protection controller, accumulator, intelligent switch circuit, Voltage stabilizing module and energy information module; Wherein, solar panel, charge protection controller, accumulator, intelligent switch circuit link to each other successively with Voltage stabilizing module, and the energy information module links to each other with accumulator.
3, described according to claim 1 based on solar powered and steel structure building wireless detection system sensor, it is characterized in that described central processing module mainly is made up of serial bus, central processing element, storage element, asynchronous clock and numerical analysis module; Wherein, described serial bus, storage element, asynchronous clock and numerical analysis module link to each other with central processing element respectively.
4, described according to claim 1 based on solar powered and steel structure building wireless detection system sensor, it is characterized in that described sensing module mainly is connected to form successively by sensing element, voltage amplifier, filtering and noise reduction device, analog to digital converter.
CN 200920116440 2009-03-26 2009-03-26 Wireless detecting system for steel buildings based on solar-energy power supply and sensor Expired - Lifetime CN201434770Y (en)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110132413A1 (en) * 2009-12-04 2011-06-09 David Lee Gans Portable washing device
CN103092115A (en) * 2013-01-28 2013-05-08 王泰戈 Sensor transfer measurement and control system based on miniature universal serial bus (USB)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110132413A1 (en) * 2009-12-04 2011-06-09 David Lee Gans Portable washing device
CN103092115A (en) * 2013-01-28 2013-05-08 王泰戈 Sensor transfer measurement and control system based on miniature universal serial bus (USB)

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Granted publication date: 20100331