Multichannel dust detector
A dust meter and multi-channel technology, applied in the field of multi-channel high-precision dust meters, can solve the problems of insufficient three-dimensionality, inability to monitor and adjust the flow in real time, lack of aerodynamic structure, etc., to achieve the effect of improving accuracy and widening the range of measurement
Inactive Publication Date: 2014-11-12
苏州宏瑞净化科技有限公司
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Problems solved by technology
[0003] The above-mentioned instruments have the following disadvantages: 1. The flow rate cannot be monitored and adjusted in real time, which affects the detection results; 2. The detection accuracy and data processing are presented in a single form, which is not three-dimensional; 3. Lack of gas dynamic structure, the detection result accuracy and range are poor, and data can be stored few
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[0015] The present invention is described below in conjunction with accompanying drawing.
[0016] as attached figure 2 Shown is a multi-channel dust meter according to the present invention, including an isokinetic sampling head 1, a flow sensor 2, a dust sensor 3, a vacuum pump 4, a data processing and control module 5, and a touch screen 6; the isokinetic sampling head 1 The air outlet of the dust sensor 3 is connected to the air inlet of the flow sensor 2 through the air pipe 7; the air outlet of the flow sensor 2 is connected to the air inlet of the dust sensor 3 through the air pipe 7; the air outlet of the dust sensor 3 is connected to the vacuum pump through the air pipe 7 4 is connected to the air inlet; the data processing and control module 5 is respectively connected to the flow sensor 2, the dust sensor 3, the vacuum pump 4, and the touch screen 6 through data lines.
[0017] The isokinetic sampling head 1 makes the sampling air velocity the same as the air velo...
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The invention discloses a multichannel dust detector which comprises an isokinetic sampling head, a flow sensor, a dust sensor, a vacuum pump, a data processing and control module and a touch screen, wherein an air outlet of the isokinetic sampling head is connected with an air inlet of the flow sensor by an air pipe; an air outlet of the flow sensor is connected with an air inlet of the dust sensor by an air pipe; an air outlet of the dust sensor is connected with an air inlet of the vacuum pump by an air pipe; the data processing and control module is respectively connected with the flow sensor, the dust sensor, the vacuum pump and the touch screen by a data line. According to the multichannel dust detector, the isokinetic sampling head, the flow sensor, the dust sensor, the vacuum pump, the data processing and control module and the touch screen are matched for use, so that dust particles with multiple particle sizes can be detected, the flow rate can be controlled in real time, the dust detection accuracy is improved, the measurement range is expanded, and three-dimensional data presentation is realized.
Description
technical field [0001] The invention relates to the technical field of measuring equipment, in particular to a multi-channel high-precision dust meter for detection by a laser scattering method. Background technique [0002] exist figure 1 Among them, the instrument comprises a flow valve 8, a dust sensor 3, a vacuum pump 4, a data processing module 9, a button module 10, and a liquid crystal display 11; the air outlet of the flow valve 8 is connected to the air inlet of the dust sensor 3 through a trachea; The air outlet of the dust sensor 3 is connected to the air inlet of the vacuum pump 4; the dust sensor 3 is connected to the data module 9 through a data line; the key module 10 and the liquid crystal display 11 are connected to the data processing module 9 through a data line; The air inlet of the flow valve 8 leads to the air flow to be measured, and controls the size of the air flow; the dust sensor 3 transmits the detected dust signal to the data processing module 9...
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IPC IPC(8): G01N21/53
Inventor 左德庆
Owner 苏州宏瑞净化科技有限公司