CN103674114A - Green building comprehensive detection device based on Zigbee - Google Patents

Green building comprehensive detection device based on Zigbee Download PDF

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Publication number
CN103674114A
CN103674114A CN201310674581.2A CN201310674581A CN103674114A CN 103674114 A CN103674114 A CN 103674114A CN 201310674581 A CN201310674581 A CN 201310674581A CN 103674114 A CN103674114 A CN 103674114A
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zigbee
module
green building
detection device
data acquisition
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CN201310674581.2A
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CN103674114B (en
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周建民
于洪波
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Tongji University
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Tongji University
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Abstract

The invention relates to a green building comprehensive detection device based on Zigbee. The green building comprehensive detection device comprises a support, a data acquisition module, a Zigbee wireless transmission module, a mobile power supply, a transformation module and an upper computer. The data acquisition module, the Zigbee wireless transmission module, the mobile power supply and the transformation module are all installed on the support, the mobile power supply and the transformation module are connected with the data acquisition module and the Zigbee wireless transmission module respectively through a power line, and the data acquisition module is connected with the upper computer through the Zigbee wireless transmission module. Compared with the prior art, the green building comprehensive detection device has the advantages that various detection functions are integrated, various detection data are integrated through a Zigbee wireless data transmission technology, semi-automatic control of a detection instrument is achieved, detection early-stage preparation work is effectively reduced, an assembled structure is adopted, and the green building comprehensive detection device is easy to demount and assemble and convenient to carry.

Description

A kind of green building comprehensive detection device based on Zigbee
Technical field
The present invention relates to a kind of pick-up unit, especially relate to a kind of green building comprehensive detection device based on Zigbee.
Background technology
Current, green building develops rapidly at home, and be all the key index of check green building " greenization " degree Site Detection comprises Thermal Performance of Envelope Structure detection, acoustic environment detection, wind environment detects and IAQ (indoor air quality) detection etc.
It is all to adopt traditional detecting instrument that existing green building detects, and common are following a few class, and the first is the detecting instrument of simple function: thermometer, illumination instrument etc., such detecting instrument operation is easy to carry, but data-handling capacity is lower, and detecting data needs testing staff's real time record;
The instrument of the similar sound meter of the second, this quasi-instrument can carry out communication with computing machine, there is powerful data-handling capacity, but weak point is function singleness, and be mostly to be connected with computing machine by serial mode, being subject to the restriction of data line length, transmission range is short, and need to carry computing machine, to testing, bring inconvenience;
Also having a class is the multi-tester device of one of similar air quality detector class, it is many that this quasi-instrument advantage detects index, but majority can not carry out communication with computing machine, portioned product has communication function, because function is more, has increased the cost of manufacture of data processing software, thereby such software price general charged is expensive, similar with Equations of The Second Kind in addition, it is connected the restriction that is subject to equally data line length with computing machine, and transmission range is short.
In green building Site Detection process, owing to detecting, index is numerous, most detection needs certain detection time and the specific (special) requirements to measuring point, this has not only increased the human and material resources that needs input greatly, but also can limit scope, sample size and the data accuracy of detection, have a strong impact on the result of evaluation, therefore cannot meet effective testing requirement of green building.
Summary of the invention
Object of the present invention is exactly to provide a kind of control that realizes semi-automation, the assembled green building comprehensive detection device based on Zigbee simple, easy to carry of structure dismounting in order to overcome the defect of above-mentioned prior art existence.
Object of the present invention can be achieved through the following technical solutions:
A kind of green building comprehensive detection device based on Zigbee, comprise support, data acquisition module, Zigbee wireless transport module, portable power source and voltage changing module and host computer, described data acquisition module, Zigbee wireless transport module and portable power source and voltage changing module are all installed on support, described portable power source and voltage changing module are distinguished connection data acquisition module and Zigbee wireless transport module by power lead, and described data acquisition module is connected with host computer by Zigbee wireless transport module;
On-the-spot each achievement data of data collecting module collected, and via Zigbee wireless transport module, data are reached to host computer, host computer generates examining report automatically after the data that receive are processed.
Described support is segmental timbering, comprises a gimballed base, two pallets, an adjustable for height main shaft and several stationary fixture, and described main shaft is located on gimballed base, and two described pallets, several stationary fixture are connected on main shaft; Wherein, described pallet is used for placing Zigbee wireless transport module and portable power source and voltage changing module, and described stationary fixture is for fixed data acquisition module.
Described Zigbee wireless transport module comprises Zigbee transmitter, communication converter and Zigbee receiver, described data acquisition module is connected with Zigbee transmitter by communication converter, described Zigbee transmitter is connected with Zigbee receiver, and described Zigbee receiver is connected with host computer by communication converter.
Described communication converter comprises in Zigbee/RS232 converter, Zigbee/RS485 converter or Zigbee/USB converter one or more.
Described data acquisition module comprises wind speed collector, Noise Acquisition device, illumination collector, humiture collection device, harmful gas transmitter, wall heat resistance detecting device and image acquisition device.
Described harmful gas comprises formaldehyde, ammonia, toluene and TVOC.
Described portable power source and voltage changing module comprise portable power source and the transformer being connected, and described transformer is respectively by power lead connection data acquisition module, Zigbee wireless transport module and host computer.
Described portable power source comprises accumulator.
Described host computer is the touch screen type control terminal with embedded data process software, which is provided with a plurality of communication interfaces.
Described communication interface comprises RS232 serial ports, RS485 serial ports and USB interface.
Compared with prior art, the present invention relies on wireless integrated detection technique, can realize and detect data automated wireless high efficiency of transmission and processing, can increase substantially green building Site Detection data acquisition amount, effectively reduces testing cost.Because the pick-up unit of inventing can accurately reflect architectural environment actual conditions, so just make green building assessment more true, credible.Pick-up unit of the present invention has been filled up a blank of Site Detection in domestic and international green building assessment, has broad application prospects and promotional value.The present invention has the following advantages:
1, the present invention can realize the integrated of multiple measuring ability
Green building Site Detection relates to multiclass and detects index, for all kinds of indexs, traditional detection method is to utilize the detecting instrument of simple function to carry out data acquisition to particular assay, owing to detecting, index is numerous, the detection of each index all needs proprietary testing staff to operate, and has increased the complicacy and the testing cost that detect.The present invention be take various kinds of sensors as data acquisition module, and control terminal is processed give detecting data by writing corresponding program, and the combination by software and hardware realizes the integrated of measuring ability.
2, the present invention carries out integrated by Zigbee wireless data transmission technology to all kinds of detection data.
Detecting instrument carries out communication by communication interface and computing machine, and the present invention, by communication converter, has realized the conversion of data transfer mode from wired to wireless, thereby effectively avoided lengthy and tedious field wiring work.
3, the present invention has realized the semi-automation of detecting instrument has been controlled.
Consider and detect the specific (special) requirements of point position and data collection cycle situation different in size, the present invention can realize the robotization of data acquisition module is controlled, testing staff only need be arranged on point position by data acquisition module, remaining data acquisition-and-recording work is processed by host computer, thereby has greatly alleviated testing staff's workload.
4, because difference detects index, to measuring point, require inconsistent, as wind speed detects measuring point, be highly overhead overhead 1.2m etc. of 0.8～1.6m, walkaway needs, the present invention requires design to detect dedicated removable support according to all kinds of measuring points, data acquisition module is directly fixed on to support ad-hoc location, has effectively reduced detection preliminary preparation.
5, fabricated construction, dismantles assembled simple, easy to carry.
The present invention adopts fabricated construction, and package unit is divided into test section and support section, and two parts all can be disassembled with assembled, easy to carry, and assembled process is simple and direct.
Accompanying drawing explanation
Fig. 1 is the structure pictorial diagram of host machine part of the present invention;
Fig. 2 is the main surface chart of data processing software of the present invention.
In Fig. 1 shown in label: 1, support, 2, wind speed collector, 3, portable power source and voltage changing module, 4, wall heat resistance detecting device, 5, Noise Acquisition device, 6, TVOC gas transmitter, 7, ammonia transmitter, 8, image acquisition device, 9, formaldehyde gas transmitter, 10, humiture collection device, 11, Zigbee wireless transport module.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.The present embodiment be take technical solution of the present invention and is implemented as prerequisite, provided detailed embodiment and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
As shown in Figure 1, a kind of green building comprehensive detection device based on Zigbee, comprise support 1, data acquisition module, Zigbee wireless transport module 11, portable power source and voltage changing module 3 and host computer, described data acquisition module, Zigbee wireless transport module 11 and portable power source and voltage changing module 3 are all installed on support 1, described portable power source and voltage changing module 3 are distinguished connection data acquisition module and Zigbee wireless transport module 11 by power lead, and described data acquisition module is connected with host computer by Zigbee wireless transport module 11.
Support 1 is segmental timbering, comprises a gimballed base, two pallets, an adjustable for height main shaft and several stationary fixture, and described main shaft is located on gimballed base, and two described pallets, several stationary fixture are connected on main shaft; Wherein, described pallet is used for placing Zigbee wireless transport module and portable power source and voltage changing module, and described stationary fixture is for fixed data acquisition module.This support 1 can split into small size member, and main shaft height can regulate as required, and stationary fixture also can be arranged on specified altitude assignment as required.
Zigbee wireless transport module 11 comprises Zigbee transmitter, communication converter and Zigbee receiver, described data acquisition module is connected with Zigbee transmitter by communication converter, described Zigbee transmitter is connected with Zigbee receiver, and described Zigbee receiver is connected with host computer by communication converter.Wherein communication converter can be according to the customization of the different communication mode of data collector, can be in Zigbee/RS232 converter, Zigbee/RS485 converter or Zigbee/USB converter one or more.
Described data acquisition module can be matched as required, comprises wall heat resistance detecting device 4, wind speed collector 2, Noise Acquisition device 5, illumination collector, humiture collection device 10, TVOC gas transmitter 6, formaldehyde gas transmitter 9, ammonia transmitter 7, toluene gas transmitter and image acquisition device 8 etc.
Portable power source and voltage changing module 3 comprise portable power source and the transformer being connected, and described transformer is respectively by power lead connection data acquisition module, Zigbee wireless transport module and host computer.Portable power source can be accumulator.
Host computer is the touch screen type control terminal with embedded data process software, utilizes embedded system development, which is provided with a plurality of communication interfaces.Described communication interface comprises RS232 serial ports, RS485 serial ports and USB interface etc.
In host computer, the function of data processing software is that the raw data that each data acquisition module is reached to host computer resolves to decimal data.Be specially:
1, the walkaway data that are uploaded to host computer per second are frame 16 system character strings, and minute following three steps are processed:
A) hexadecimal string is changed into decimal system noise figure;
B) to above-mentioned noise figure every storage in 5 seconds once; Every 5 seconds, record one-shot measurement result, measure altogether 100 times, obtain altogether 100 sound pressure level data values;
C) calculate as follows the equivalent sound pressure level of A weighted:
L Aeq = 10 lg ( Σ i = 1 100 10 01 L At ) - 20
2, wall heat resistance detects the BCD compressed code that the data bit that is uploaded to host computer per second is two temperature values and a magnitude of voltage, and minute following two steps are processed:
A) the BCD compressed code of two temperature values and a magnitude of voltage is converted into decimal system temperature value and magnitude of voltage;
B) by following formula, temperature value and magnitude of voltage are calculated to wall heat resistance value.
R = Σ j = 1 n ( θ Ij - θ Ej ) Σ j = 1 n E · C j
In formula: R---the thermal resistance of building enclosure;
θ ij---the j time measured value of building enclosure internal surface temperature (℃);
θ ej---the j time measured value of building enclosure hull-skin temperature (℃);
C j---the j time voltage measuring value (mV) of thermopair;
Demarcation numerical value (the W/m of E---thermopair 2mV), get 23.3.
3, humiture and wind speed detect that per second what be uploaded to host computer is frame 16 system character strings, processing procedure: convert 16 system character strings to metric humiture and wind speed.
4, TVOC, formaldehyde and ammonia detect that per second what be uploaded to host computer is 32 floating numbers, processing procedure: 32 floating-point patterns are converted to the decimal system ppm value that the decimal system obtains TVOC, formaldehyde and ammonia according to IEEE754 standard.
The use procedure of the above-mentioned green building comprehensive detection device based on Zigbee specifically comprises:
First support 1 is assembled, gimballed base and pallet are installed on main shaft;
Then data acquisition module 2,4,5,6,7,8,9,10 is fixed on to specified altitude assignment by several stationary fixtures;
And then data acquisition module is connected with Zigbee wireless transport module 11 with portable power source and voltage changing module 3;
Open portable power source, by data collecting module collected field data, by Zigbee wireless transport module 11, data are reached to main frame;
Utilize the Data Acquisition & Processing Software embedding in host computer data are processed and shown, as shown in Figure 2, finally generate examining report.

Claims (10)

1. the green building comprehensive detection device based on Zigbee, it is characterized in that, comprise support, data acquisition module, Zigbee wireless transport module, portable power source and voltage changing module and host computer, described data acquisition module, Zigbee wireless transport module and portable power source and voltage changing module are all installed on support, described portable power source and voltage changing module are distinguished connection data acquisition module and Zigbee wireless transport module by power lead, and described data acquisition module is connected with host computer by Zigbee wireless transport module:
On-the-spot each achievement data of data collecting module collected, and via Zigbee wireless transport module, data are reached to host computer, host computer generates examining report automatically after the data that receive are processed.
2. a kind of green building comprehensive detection device based on Zigbee according to claim 1, it is characterized in that, described support is segmental timbering, comprise a gimballed base, two pallets, an adjustable for height main shaft and several stationary fixture, described main shaft is located on gimballed base, and two described pallets, several stationary fixture are connected on main shaft; Wherein, described pallet is used for placing Zigbee wireless transport module and portable power source and voltage changing module, and described stationary fixture is for fixed data acquisition module.
3. a kind of green building comprehensive detection device based on Zigbee according to claim 1, it is characterized in that, described Zigbee wireless transport module comprises Zigbee transmitter, communication converter and Zigbee receiver, described data acquisition module is connected with Zigbee transmitter by communication converter, described Zigbee transmitter is connected with Zigbee receiver, and described Zigbee receiver is connected with host computer by communication converter.
4. a kind of green building comprehensive detection device based on Zigbee according to claim 3, is characterized in that, described communication converter comprises in Zigbee/RS232 converter, Zigbee/RS485 converter or Zigbee/USB converter one or more.
5. a kind of green building comprehensive detection device based on Zigbee according to claim 1, it is characterized in that, described data acquisition module comprises wind speed collector, Noise Acquisition device, illumination collector, humiture collection device, harmful gas transmitter, wall heat resistance detecting device and image acquisition device.
6. a kind of green building comprehensive detection device based on Zigbee according to claim 5, is characterized in that, described harmful gas comprises formaldehyde, ammonia, toluene and TVOC.
7. a kind of green building comprehensive detection device based on Zigbee according to claim 1, it is characterized in that, described portable power source and voltage changing module comprise portable power source and the transformer being connected, and described transformer is respectively by power lead connection data acquisition module, Zigbee wireless transport module and host computer.
8. a kind of green building comprehensive detection device based on Zigbee according to claim 7, is characterized in that, described portable power source comprises accumulator.
9. a kind of green building comprehensive detection device based on Zigbee according to claim 1, is characterized in that, described host computer is the touch screen type control terminal with embedded data process software, which is provided with a plurality of communication interfaces.
10. a kind of green building comprehensive detection device based on Zigbee according to claim 9, is characterized in that, described communication interface comprises RS232 serial ports, RS485 serial ports and USB interface.
CN201310674581.2A 2013-12-10 2013-12-10 A kind of green building comprehensive detection device based on Zigbee Expired - Fee Related CN103674114B (en)

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CN105588920A (en) * 2015-12-31 2016-05-18 青岛博泰美联化工技术有限公司 Indoor gas parameter detection device and method
CN105628877A (en) * 2015-12-31 2016-06-01 青岛博泰美联化工技术有限公司 Monitoring device and monitoring method for gases
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