Stably-connected coal mining machine with cover plate capable of rising and falling freely

Stably-connected coal mining machine with cover plate capable of rising and falling freely

The invention discloses a stably-connected coal mining machine with a cover plate capable of rising and falling freely. The stably-connected coal mining machine comprises a frame. The frame is dividedinto a fixed frame body, a lifting frame body and a movable frame body. The stably-connected coal mi...

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Hauptverfasser: WANG WEI, JIN TAIZHU, LIANG JUNHUA, ZHANG BIN, LUO FANGYOU, JIANG BIN, CHEN LILI, SHI CHUNGANG
Format: Patent
Sprache:chi ; eng
Schlagworte:
EARTH DRILLING
FIXED CONSTRUCTIONS
MINING
MINING OR QUARRYING
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creator WANG WEI
JIN TAIZHU
LIANG JUNHUA
ZHANG BIN
LUO FANGYOU
JIANG BIN
CHEN LILI
SHI CHUNGANG
description The invention discloses a stably-connected coal mining machine with a cover plate capable of rising and falling freely. The stably-connected coal mining machine comprises a frame. The frame is dividedinto a fixed frame body, a lifting frame body and a movable frame body. The stably-connected coal mining machine is characterized in that the stably-connected coal mining machine further comprises cutting units, a traction unit, a control unit and a spray cooling unit; each cutting unit comprises a first cutting part and a rocking arm which are connected; the traction unit is connected with the cutting units and provided with a first traction part in a mode of corresponding to the first cutting parts; the control unit is connected with the traction unit through a connecting piece; and the spray cooling unit is arranged inside the first traction part and comprises rocking arm cooling assemblies, and the rocking arm cooling assemblies are arranged in the rocking arms of the cutting units. Through arranged automatic
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subjects EARTH DRILLING
FIXED CONSTRUCTIONS
MINING
MINING OR QUARRYING
title Stably-connected coal mining machine with cover plate capable of rising and falling freely
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