CN114017102A - Operation method for moving comprehensive digging machine in large-dip-angle downhill tunnel - Google Patents
Operation method for moving comprehensive digging machine in large-dip-angle downhill tunnel Download PDFInfo
- Publication number
- CN114017102A CN114017102A CN202111295348.4A CN202111295348A CN114017102A CN 114017102 A CN114017102 A CN 114017102A CN 202111295348 A CN202111295348 A CN 202111295348A CN 114017102 A CN114017102 A CN 114017102A
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- CN
- China
- Prior art keywords
- fully
- excavating machine
- phi
- mechanized excavating
- walking
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F13/00—Transport specially adapted to underground conditions
- E21F13/04—Transport of mined material in gravity inclines; in staple or inclined shafts
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/02—Driving inclined tunnels or galleries
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/10—Making by using boring or cutting machines
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/10—Making by using boring or cutting machines
- E21D9/108—Remote control specially adapted for machines for driving tunnels or galleries
Abstract
The invention discloses an operation method for moving a comprehensive excavator in a large-dip-angle downhill tunnel, which comprises the following steps that (1) interfaces of left-walking forward operation pipelines and right-walking forward operation pipelines on an operation platform of the comprehensive excavator are disassembled; (2) connecting two phi 16mm high-pressure rubber pipes to left-walking and right-walking forward operation pipeline connectors respectively; (3) enabling the two phi 16mm high-pressure pipelines in the step (2) to be intersected into one phi 10mm high-pressure pipeline through a phi 16mm variable phi 10mm tee; (4) connecting the high-pressure pipeline with the diameter of 10mm, which is converged in the step (3), to a main inlet pipeline interface of a remotely-controlled operation four-piece valve; (5) adjusting the position of the fully-mechanized excavating machine at the upper opening of the inclined roadway; the self-walking difficulty of the fully-mechanized excavating machine and the self-moving and sliding risk of the fully-mechanized excavating machine can be avoided, the fully-mechanized excavating machine is operated for walking in a long distance, and the danger coefficient of operating and moving the fully-mechanized excavating machine is greatly reduced.
Description
Technical Field
The invention discloses an operation method for moving a fully-mechanized excavating machine in a large-dip-angle downhill tunnel, and belongs to the technical field of coal mine production.
Background
The fully-mechanized excavating machine is adopted for excavating in coal mine excavating construction, the maximum walking gradient of the fully-mechanized excavating machine is 18 degrees, the difficulty in moving the fully-mechanized excavating machine in a large-inclination-angle underground tunnel of a coal mine during actual use is high, the self-walking of the fully-mechanized excavating machine is difficult, the risk of self-moving and slipping of the fully-mechanized excavating machine exists, a driver of the fully-mechanized excavating machine operates and moves the fully-mechanized excavating machine on the fully-mechanized excavating machine, and the danger coefficient is large.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the operation method for moving the comprehensive excavator in the large-inclination-angle downhill tunnel, which can avoid the self-walking difficulty and the self-moving and downward-sliding risk of the comprehensive excavator, remotely operate the comprehensive excavator to walk and greatly reduce the danger coefficient for operating and moving the comprehensive excavator.
In order to achieve the purpose, the invention provides the following technical scheme: an operation method for moving a fully-mechanized excavating machine in a large-dip-angle downhill tunnel comprises the following operation steps:
(1) disassembling the left walking and right walking advancing operation pipeline interfaces on the comprehensive digging machine operation platform;
(2) connecting two phi 16mm high-pressure rubber pipes to left-walking and right-walking forward operation pipeline connectors respectively;
(3) enabling the two phi 16mm high-pressure pipelines in the step (2) to be intersected into one phi 10mm high-pressure pipeline through a phi 16mm variable phi 10mm tee;
(4) connecting the high-pressure pipeline with the diameter of 10mm, which is converged in the step (3), to a main inlet pipeline interface of a remotely-controlled operation four-piece valve;
(5) adjusting the position of the fully-mechanized excavating machine at the upper opening of the inclined roadway;
(6) adjusting the height of the roadheader and the cutting arm from the swinging to the inclined roadway bottom plate;
(7) connecting the hook head of the prop pulling winch with the fully-mechanized excavating machine after the height is adjusted;
(8) and after the line equipment is checked, the comprehensive excavator is electrified to move to a specified position.
In the process that the fully-mechanized excavating machine descends on an inclined roadway, the fully-mechanized excavating machine is slowly started to advance by remote operation, the traction of a prop pulling winch is assisted, and the steel wire rope is always kept tightened. Until the fully-mechanized excavating machine is moved to a specified position.
Furthermore, the height between the adjusting roadheader and the cutting arm and the inclined roadway floor is 34 degrees.
In order to solve the problem, an operation system of the fully-mechanized excavating machine is modified, the fully-mechanized excavating machine is operated to walk in a long distance, JSDB-13 prop-drawing winch is adopted for assisting traction, so that the technology of moving the fully-mechanized excavating machine in a large-inclination-angle downhill tunnel is successfully applied, the self-walking difficulty and the self-moving and downward-sliding risk of the fully-mechanized excavating machine cannot occur, a driver can operate the fully-mechanized excavating machine in a long distance to walk, and the danger coefficient of operating and moving the fully-mechanized excavating machine is greatly reduced
Drawings
FIG. 1 is a wiring diagram of a high-pressure pipeline of a comprehensive excavator operating platform;
FIG. 2 is a schematic view of the present invention in an operating state;
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 and fig. 2, the present invention provides a technical solution: an operation method for moving a fully-mechanized excavating machine in a large-dip-angle downhill tunnel comprises the following operation steps:
(1) disassembling the left walking and right walking advancing operation pipeline interfaces on the comprehensive digging machine operation platform;
(2) connecting two phi 16mm high-pressure rubber pipes to left-walking and right-walking forward operation pipeline connectors respectively;
(3) enabling the two phi 16mm high-pressure pipelines in the step (2) to be intersected into one phi 10mm high-pressure pipeline through a phi 16mm variable phi 10mm tee;
(4) connecting the high-pressure pipeline with the diameter of 10mm, which is converged in the step (3), to a main inlet pipeline interface of a remotely-controlled operation four-piece valve;
(5) adjusting the position of the fully-mechanized excavating machine at the upper opening of the inclined roadway;
(6) adjusting the height of the roadheader and the cutting arm from the swinging to the inclined roadway bottom plate;
(7) the JSDB-13 prop pulling winch arranged at the upper opening of the cutting hole is used for assisting in traction to connect the prop pulling winch with the fully-mechanized excavating machine after the height is adjusted by matching a prop pulling winch hook head with a 15-ring chain and a stirrup;
(8) and electrifying after checking the line equipment, slowly starting the comprehensive digging machine to advance by remote operation in the process of descending the inclined roadway, and keeping the steel wire rope tightened all the time with the traction of the prop pulling winch as an auxiliary. Until the fully-mechanized excavating machine is moved to a specified position.
Furthermore, the height between the adjusting roadheader and the cutting arm and the inclined roadway floor is 34 degrees.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (2)
1. An operation method for moving a fully-mechanized excavating machine in a large-dip-angle downhill tunnel comprises the following operation steps:
(1) disassembling the left walking and right walking advancing operation pipeline interfaces on the comprehensive digging machine operation platform;
(2) connecting two phi 16mm high-pressure rubber pipes to left-walking and right-walking forward operation pipeline connectors respectively;
(3) enabling the two phi 16mm high-pressure pipelines in the step (2) to be intersected into one phi 10mm high-pressure pipeline through a phi 16mm variable phi 10mm tee;
(4) connecting the high-pressure pipeline with the diameter of 10mm, which is converged in the step (3), to a main inlet pipeline interface of a remotely-controlled operation four-piece valve;
(5) adjusting the position of the fully-mechanized excavating machine at the upper opening of the inclined roadway;
(6) adjusting the height of the roadheader and the cutting arm from the swinging to the inclined roadway bottom plate;
(7) the hook head of the prop pulling winch is connected with the fully-mechanized excavating machine after the height is adjusted;
(8) and after the line equipment is checked, the comprehensive excavator is electrified to move to a specified position.
In the process that the fully-mechanized excavating machine descends on an inclined roadway, the fully-mechanized excavating machine is slowly started to advance by remote operation, the traction of a prop pulling winch is assisted, and the steel wire rope is always kept tightened. Until the fully-mechanized excavating machine is moved to a specified position.
2. The operation method of moving the fully-mechanized excavating machine in the large-inclination-angle downhill tunnel as claimed in claim 1, wherein: the height of the adjusting roadheader and the cutting arm from the inclined roadway floor is 34 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111295348.4A CN114017102A (en) | 2021-11-03 | 2021-11-03 | Operation method for moving comprehensive digging machine in large-dip-angle downhill tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111295348.4A CN114017102A (en) | 2021-11-03 | 2021-11-03 | Operation method for moving comprehensive digging machine in large-dip-angle downhill tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114017102A true CN114017102A (en) | 2022-02-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111295348.4A Pending CN114017102A (en) | 2021-11-03 | 2021-11-03 | Operation method for moving comprehensive digging machine in large-dip-angle downhill tunnel |
Country Status (1)
| Country | Link |
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| CN (1) | CN114017102A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040207247A1 (en) * | 2002-10-15 | 2004-10-21 | Eric Jackson | Automated excavation machine |
| CN101033688A (en) * | 2006-03-10 | 2007-09-12 | 翟军 | Cantilevered tunnelling road-header |
| CN101216053A (en) * | 2007-12-28 | 2008-07-09 | 煤炭科学研究总院西安研究院 | Crawler type all-hydraulic tunnel drilling rig hydraulic system for coal mine |
| CN101709623A (en) * | 2009-12-02 | 2010-05-19 | 煤炭科学研究总院西安研究院 | Integral coal mine drilling machine hydraulic system capable of satisfying multiple drilling modes |
| CN109113745A (en) * | 2018-09-17 | 2019-01-01 | 朱海洲 | A method of go down the hill to construct using fully-mechanized digging machine progress high inclination-angle big cross section and cuts eye |
| CN209653963U (en) * | 2019-01-29 | 2019-11-19 | 山西西山煤电股份有限公司 | A kind of all-hydraulic driving drill carriage of remote control operation |
-
2021
- 2021-11-03 CN CN202111295348.4A patent/CN114017102A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040207247A1 (en) * | 2002-10-15 | 2004-10-21 | Eric Jackson | Automated excavation machine |
| CN101033688A (en) * | 2006-03-10 | 2007-09-12 | 翟军 | Cantilevered tunnelling road-header |
| CN101216053A (en) * | 2007-12-28 | 2008-07-09 | 煤炭科学研究总院西安研究院 | Crawler type all-hydraulic tunnel drilling rig hydraulic system for coal mine |
| CN101709623A (en) * | 2009-12-02 | 2010-05-19 | 煤炭科学研究总院西安研究院 | Integral coal mine drilling machine hydraulic system capable of satisfying multiple drilling modes |
| CN109113745A (en) * | 2018-09-17 | 2019-01-01 | 朱海洲 | A method of go down the hill to construct using fully-mechanized digging machine progress high inclination-angle big cross section and cuts eye |
| CN209653963U (en) * | 2019-01-29 | 2019-11-19 | 山西西山煤电股份有限公司 | A kind of all-hydraulic driving drill carriage of remote control operation |
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