Automatic thermal insulation device for on-site sampling of asphalt mixture

Automatic thermal insulation device for on-site sampling of asphalt mixture

The utility model discloses an asphalt mixture on-site sampling automatic heat preservation device which comprises a sampling body and a sealing plug, one side of the upper end of the sampling body is fixedly connected with a first fixing ring, the middle of one side of the sealing plug is fixedly c...

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Hauptverfasser: LI WENBIN, LI LETIAN, DENG ZUNSHANG
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 LI WENBIN
LI LETIAN
DENG ZUNSHANG
description The utility model discloses an asphalt mixture on-site sampling automatic heat preservation device which comprises a sampling body and a sealing plug, one side of the upper end of the sampling body is fixedly connected with a first fixing ring, the middle of one side of the sealing plug is fixedly connected with a second fixing ring, and the first fixing ring and the second fixing ring are connected through a connecting rope. A heat preservation ring is arranged on the inner wall of the sampling body, a fixing rod is fixedly connected to the middle of the lower end of the sampling body, and a plurality of scattering plates are fixedly connected to the fixing rod; one side of the upper part of the sampling body is fixedly connected with a limiting groove, the bottom of the limiting groove is fixedly connected with a first spring, the first spring is located in the limiting groove, and the other end of the first spring is fixedly connected with a trapezoidal block. The influence of temperature factors on the as
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subjects INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES
MEASURING
PHYSICS
TESTING
title Automatic thermal insulation device for on-site sampling of asphalt mixture
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