Fabric thermal property tester
A technology of thermal performance and tester, applied in the direction of instruments, measuring devices, scientific instruments, etc., can solve the problems of unseen thermal performance parameters, inability to control the dynamic temperature field change process, thermal conductivity measurement limited thermal conductivity measurement, etc. The effect of small human influence factors, simple structure and easy operation
Inactive Publication Date: 2014-03-26
TIANJIN POLYTECHNIC UNIV
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Problems solved by technology
The thermal conductivity measurement of the above-mentioned patents is limited to simple thermal conductivity measurement in terms of measurement methods and measurement indicators, and cannot control the dynamic temperature field change process during the fabric heating process. The present invention is based on an infrared camera, a constant temperature control box and software The control system has developed a fabric thermal performance instrument that can monitor changes in the temperature field of the fabric surface in real time
Within the scope of the inventors, there is no device capable of measuring the thermal conductivity of the fabric and the thermal performance parameters of the heated fabric through a constant temperature box and an infrared camera
Method used
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[0017] The present invention is described in detail below in conjunction with embodiment and accompanying drawing thereof, but the present invention is not limited by embodiment:
[0018] Fabric thermal performance tester of the present invention (see Figure 1-3 ), including three parts: infrared image acquisition component, signal measurement and temperature control box and data analysis and processing module. Described infrared image collection has included infrared camera 14, support plate 12, support column 13 and fixing screw 23, and infrared camera 14 is fixed on the support plate 12, and support plate 12 can be fixed on the support column 13 by the tightness of screw 23 Or move freely up and down, the support column 13 is fixed on the heat insulation layer 11; the heating plate 4 is surrounded by the heating plate 3, and is separated by the heat insulation layer 11, and is respectively placed on the back of the heating plate 4 and the heating plate 3 Temperature senso...
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
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The invention relates to a fabric thermal property tester. The fabric thermal property tester comprises three parts including an infrared image acquisition part, a signal measurement and temperature control cabinet and a data analysis and processing module. An infrared camera is used for acquiring an infrared image and sending the infrared image to a computer; a solid-state relay can be in control connection with a power supply switch of a heated fabric; a voltage measurement module and a current measurement module can be used for acquiring voltages at the two ends of the heated fabric and current flowing through the fabric; a heating property of the heated fabric can be obtained by analysis and comparison of a temperature image and consumption power. According to the fabric thermal property tester, the dynamic real-time measurement on a fabric surface temperature field can be realized; the heating property of the heated textile and indexes including heat-conducting properties and the like of the fabric can be measured; the fabric thermal property tester has the advantages of high precision, high measurement speed, simplicity in operation, comprehensive data information and the like.
Description
technical field [0001] The invention relates to a fabric thermal property tester, which comprises three parts: an infrared image acquisition part, a signal measurement and temperature control box, and a data analysis and processing module. The infrared image collection is that the infrared camera sends the collected infrared temperature image to the computer through the USB communication mode, and the signal measurement and temperature control box includes a RS232 communication module, a voltage measurement module, a current measurement module, a relay module, a current A measurement module, a DC power supply, a heating plate and a temperature sensor, and the data analysis and processing module includes a computer and measurement and analysis software. The fabric thermal performance tester can realize the dynamic real-time measurement of the fabric surface temperature field, and can measure the heating performance of the heated fabric and the thermal conductivity of the fabric...
Claims
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
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IPC IPC(8): G01N25/20G01N25/00
Inventor 刘皓李津张毅赵华菲李晓久吴丽
Owner TIANJIN POLYTECHNIC UNIV
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