Novel pulverized coal sampling device
The utility model discloses a novel pulverized coal sampling device which comprises an electromagnetic valve, a first sliding track and a second sliding track which are arranged outside a pulverized coal pipeline, wherein an inlet of the electromagnetic valve is connected with a powder taking hole f...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | The utility model discloses a novel pulverized coal sampling device which comprises an electromagnetic valve, a first sliding track and a second sliding track which are arranged outside a pulverized coal pipeline, wherein an inlet of the electromagnetic valve is connected with a powder taking hole formed in the pulverized coal pipeline in a sealing way; the first sliding track is parallel to the second sliding track, and the second sliding track is arranged at the inner side of the first sliding track; the first sliding track is provided with a pulverized coal sampling air suction cylinder; a sampling hole of the pulverized coal sampling air suction cylinder is in butt joint with an outlet of the electromagnetic valve in a sealing way; the second sliding track is fixedly connected with the pulverized coal sampling air suction cylinder, and the outer end of a piston of the pulverized coal sampling air suction cylinder is arranged on the second sliding track. The novel pulverized coal sampling device can be controlled to run in a full-automatic way by a microcomputer, does not need any human intervention, and is capable of sampling at very high frequency, thus completely meeting the actual demand of industry. |
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