Ambient air particulate matter sampling device
The invention relates to the technical field of air sampling, and discloses an ambient air particulate matter sampling device, which comprises a placement table, an air pump is arranged in the middle of the lower surface of the placement table, a collection box is arranged at the upper part of the p...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The invention relates to the technical field of air sampling, and discloses an ambient air particulate matter sampling device, which comprises a placement table, an air pump is arranged in the middle of the lower surface of the placement table, a collection box is arranged at the upper part of the placement table, an air guide pipe is arranged between the bottom of the collection box and the air pump, and an air inlet formed in the upper part of the air guide pipe, partition plates are disposed in the middle of the collection box, filter plates are disposed in the middles of the partition plates, a ventilation opening is formed in the top of the collecting box, a baffle is arranged on the outer side of the ventilation opening, air cylinders are arranged on the left side and the right side of the lower surface of the placement table, piston rods of the air cylinders are fixedly connected with the middles of first fixing plates, and the front ends and the rear ends of the first fixing plates are fixedly connect |
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