Air dust concentration detection device and method
The invention discloses an air dust concentration detection device and method, and belongs to the field of air detection. An air dust concentration detection device comprises a detection box, and further comprises an air inlet pipe and an air outlet pipe which are coaxially arranged and fixedly inse...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The invention discloses an air dust concentration detection device and method, and belongs to the field of air detection. An air dust concentration detection device comprises a detection box, and further comprises an air inlet pipe and an air outlet pipe which are coaxially arranged and fixedly inserted into the two ends of the detection box respectively, a detection gap is formed between the air inlet pipe and the air outlet pipe, a dust concentration detector is fixedly installed in the detection box, and the dust concentration detector is connected with the air inlet pipe and the air outlet pipe. The dust concentration detector comprises a laser transmitter and a laser receiver, and the laser transmitter and the laser receiver are arranged on the two sides of the detection gap respectively; the negative pressure pipe is detachably installed at the exhaust end of the air outlet pipe, and a negative pressure fan is fixedly installed in the negative pressure pipe; according to the invention, the laser transmi |
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