Contact type gas feeding/taking device

Contact type gas feeding/taking device

The utility model relates to a contact type gas feeding/taking device which comprises a gas feeding/taking needle, a gas feeding/taking needle mounting seat, a positioning seat and a limiting sleeve, the gas inlet/taking needle mounting seat and the positioning seat are both in an inverted barrel sh...

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Hauptverfasser: MA YANYAN, LIU XIN, LI CHUNMING, CHEN GUOLIANG, ZHANG BIN, SHI KAITAI, LI CHONG, ZHAO XIN, JIA SHOUYONG
Format: Patent
Sprache:chi ; eng
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INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES
MEASURING
PHYSICS
TESTING
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creator MA YANYAN
LIU XIN
LI CHUNMING
CHEN GUOLIANG
ZHANG BIN
SHI KAITAI
LI CHONG
ZHAO XIN
JIA SHOUYONG
description The utility model relates to a contact type gas feeding/taking device which comprises a gas feeding/taking needle, a gas feeding/taking needle mounting seat, a positioning seat and a limiting sleeve, the gas inlet/taking needle mounting seat and the positioning seat are both in an inverted barrel shape, the upper part of the positioning seat is positioned in the gas inlet/taking needle mounting seat, a spring is compressed between the top surfaces of the positioning seat and the gas inlet/taking needle mounting seat, and the limiting sleeve is sleeved at the lower end of the gas inlet/taking needle mounting seat; the gas feeding/taking needle vertically and downwards penetrates through the top surface of the gas feeding/taking needle mounting seat to enter the gas feeding/taking needle mounting seat, and penetrates through a first through hole in the top surface of the positioning seat to enter the positioning seat; a position sensor is mounted on the outer surface of an upper extending plate which extends ou
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the gas feeding/taking needle vertically and downwards penetrates through the top surface of the gas feeding/taking needle mounting seat to enter the gas feeding/taking needle mounting seat, and penetrates through a first through hole in the top surface of the positioning seat to enter the positioning seat; a position sensor is mounted on the outer surface of an upper extending plate which extends ou</abstract><oa>free_for_read</oa></addata></record>
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subjects INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES
MEASURING
PHYSICS
TESTING
title Contact type gas feeding/taking device
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