Blocking device for semi-automatic blast hole blocking of tunneling blasting

The invention provides a blocking device for semi-automatic blast hole blocking of tunneling blasting. An inner cavity of the blocking device is sequentially divided into a rod pushing air cavity, a rod retreating air cavity and a mud storage cavity in a length direction, the rod retreating air cavi...

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Hauptverfasser:	GAO KE, HUANG TAO, SHENG YINGQUAN, ZHOU LIANG, SUN SHAOZHENG, SHUAI BAOLIN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	AMMUNITION BLASTING EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES HEATING LARGE UNDERGROUND CHAMBERS LIGHTING MECHANICAL ENGINEERING MINING SHAFTS TUNNELS WEAPONS
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creator	GAO KE HUANG TAO SHENG YINGQUAN ZHOU LIANG SUN SHAOZHENG SHUAI BAOLIN
description	The invention provides a blocking device for semi-automatic blast hole blocking of tunneling blasting. An inner cavity of the blocking device is sequentially divided into a rod pushing air cavity, a rod retreating air cavity and a mud storage cavity in a length direction, the rod retreating air cavity and the mud storage cavity are separated by means of a partition wall, the rod pushing air cavity and the rod retreating air cavity are separated by means of one end of a piston type push-pull structure, one end of an automatic filling barrel is connected with a mud outlet pipe communicating with the mud storage cavity by means of a first one-way valve, a mud inlet pipe and an air inlet pipe are mounted on one side of the automatic filling barrel at intervals, the mud inlet pipe can communicate with the mud storage cavity by means of a second one-way valve, an air pipe is mounted at the bottom of one side of the automatic filling barrel, a first end of the air pipe communicates with the rod pushing air cavity, a
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An inner cavity of the blocking device is sequentially divided into a rod pushing air cavity, a rod retreating air cavity and a mud storage cavity in a length direction, the rod retreating air cavity and the mud storage cavity are separated by means of a partition wall, the rod pushing air cavity and the rod retreating air cavity are separated by means of one end of a piston type push-pull structure, one end of an automatic filling barrel is connected with a mud outlet pipe communicating with the mud storage cavity by means of a first one-way valve, a mud inlet pipe and an air inlet pipe are mounted on one side of the automatic filling barrel at intervals, the mud inlet pipe can communicate with the mud storage cavity by means of a second one-way valve, an air pipe is mounted at the bottom of one side of the automatic filling barrel, a first end of the air pipe communicates with the rod pushing air cavity, a</description><language>chi ; eng</language><subject>AMMUNITION ; BLASTING ; EARTH DRILLING ; FIXED CONSTRUCTIONS ; GALLERIES ; HEATING ; LARGE UNDERGROUND CHAMBERS ; LIGHTING ; MECHANICAL ENGINEERING ; MINING ; SHAFTS ; TUNNELS ; WEAPONS</subject><creationdate>2021</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20210903&DB=EPODOC&CC=CN&NR=113340167A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25543,76293</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20210903&DB=EPODOC&CC=CN&NR=113340167A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>GAO KE</creatorcontrib><creatorcontrib>HUANG TAO</creatorcontrib><creatorcontrib>SHENG YINGQUAN</creatorcontrib><creatorcontrib>ZHOU LIANG</creatorcontrib><creatorcontrib>SUN SHAOZHENG</creatorcontrib><creatorcontrib>SHUAI BAOLIN</creatorcontrib><title>Blocking device for semi-automatic blast hole blocking of tunneling blasting</title><description>The invention provides a blocking device for semi-automatic blast hole blocking of tunneling blasting. 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language	chi ; eng
recordid	cdi_epo_espacenet_CN113340167A
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subjects	AMMUNITION BLASTING EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES HEATING LARGE UNDERGROUND CHAMBERS LIGHTING MECHANICAL ENGINEERING MINING SHAFTS TUNNELS WEAPONS
title	Blocking device for semi-automatic blast hole blocking of tunneling blasting
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