CN108547655A - One kind facing upward the universal auxiliary process apparatus of reversed of mining working faces end head equipment and method - Google Patents
One kind facing upward the universal auxiliary process apparatus of reversed of mining working faces end head equipment and method Download PDFInfo
- Publication number
- CN108547655A CN108547655A CN201810248355.0A CN201810248355A CN108547655A CN 108547655 A CN108547655 A CN 108547655A CN 201810248355 A CN201810248355 A CN 201810248355A CN 108547655 A CN108547655 A CN 108547655A
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- Prior art keywords
- external poured
- hydraulic support
- jack
- advancing jack
- poured
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- 238000000034 method Methods 0.000 title claims abstract description 25
- 238000005065 mining Methods 0.000 title claims abstract description 19
- 230000008569 process Effects 0.000 title claims abstract description 15
- 230000008878 coupling Effects 0.000 claims abstract description 20
- 238000010168 coupling process Methods 0.000 claims abstract description 20
- 238000005859 coupling reaction Methods 0.000 claims abstract description 20
- 239000012530 fluid Substances 0.000 claims abstract description 20
- 239000000839 emulsion Substances 0.000 claims abstract description 15
- 230000009471 action Effects 0.000 claims abstract description 4
- 239000007788 liquid Substances 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000000203 mixture Substances 0.000 abstract 1
- 239000003245 coal Substances 0.000 description 4
- 230000008676 import Effects 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 210000000481 breast Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/16—Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices
- E21D23/18—Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices of advancing mechanisms
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention discloses one kind facing upward the universal auxiliary process apparatus of reversed of mining working faces end head equipment and method, mainly by structure compositions such as external poured advancing jack, assistant pushing bearing, small-sized external poured jack, shank and backing plates, its method and step includes setting assistant pushing bearing, and external poured advancing jack cylinder base is connect with assistant pushing bearing by shank;Operating valve set feed flow is controlled according to specific requirement, adjusts small-sized external poured jack, external poured advancing jack piston end assistant pushing bearing corresponding on fluid coupling shell is affixed by shank;According to the requirement of different dynamic loads, control hydraulic chock running valve group is to external poured advancing jack feed flow, assistant pushing handpiece of scraper conveyer;Hydraulic chock running valve group is controlled, piston rod is made to draw moving hydraulic support by fulcrum of the shank on fluid coupling shell under the action of high-pressure emulsion, completes a work cycle;The present invention is of great significance for improving the production efficiency of working face.
Description
Technical field
The present invention relates to a kind of external poured advancing jacks, in particular to one kind facing upward the universal assistant pushing scraper plate of mining face
The method of conveyer head, tail and hydraulic support.
Background technology
As the main corollary equipment of fully-mechanized mining working, drag conveyor is not only responsible for the task of transporting coal, but also is
The running track of coalcutter and the passage fulcrum of hydraulic support;Hydraulic support is the important equipment of supported face top plate, protection
The safety of equipment and personnel.Therefore drag conveyor, the reliable, stable of hydraulic support, Effec-tive Function will directly affect mine
Production capacity and coal mining enterprise economic benefit.
Remaining a large amount of float coal or bottom plate do not cut that flat there are steps before working face is faced upward and adopts or turn to larger, drag conveyor
When, since motor side is laid particular stress at handpiece of scraper conveyer, often result in that drag conveyor passage is difficult, floats on head, hydraulic pressure branch
Frame, which is drawn, moves a series of problems, such as difficult, and the heavy scraper conveyors such as formula, head push unit failure rate are unloaded especially for end
Higher, repair is inconvenient, directly influences working surface production efficiency.Actual field generally uses monomer liquid when encountering such situation
Pressure pillar is directly elapsed, to meet the job requirements such as passage, lift bottom.The method not only be easy damage hydraulic prop,
The labor intensity for increasing worker is also equipped with larger security risk, easily causes personal injury.
In order to preferably be applicable in underground industrial and mining condition, safeguard work face is normal, keeps the safety in production, and facilitates underground to safeguard, proposes
One kind faces upward the universal auxiliary process apparatus of reversed of mining working faces end head equipment and method, reduces the labor intensity of worker, has ensured work
The safety coal extraction for making face, the production efficiency for improving working face are equally of great significance.
Invention content
In order to solve the above technical problems, technical solution provided by the invention is:It is universal that one kind facing upward mining working faces end head equipment
Auxiliary process apparatus of reversed, wherein end equipment include hydraulic support, drag conveyor and the fluid power idol being set on drag conveyor
Clutch, the universal auxiliary process apparatus of reversed include the assistant pushing bearing one and setting between being set to hydraulic support front pillar column leg
In the assistant pushing bearing two on fluid coupling shell, the assistant pushing bearing one is elapsed by shank with external poured very heavy
The connection of plunger shaft end is pushed up, the assistant pushing bearing two passes through pin hole, shank and external poured advancing jack piston rod top
Connection, external poured advancing jack lower part at the top of backing plate and small-sized external poured jack by connecting, the small-sized outer note
The very heavy top/bottom part of formula is set on hydraulic support foundation, and bottom is connected between the hydraulic support foundation and drag conveyor holder
Portion's advancing jack;
The hydraulic support is equipped with several high-pressure rubber pipes being connect with emulsion power pack, and the high-pressure rubber pipe end passes through
Plinth is lived with external poured advancing jack plunger shaft, external poured advancing jack rear chamber, small-sized external poured jack respectively
Chamber conducting is filled in, the operating valve set of control high-pressure rubber pipe is additionally provided at the top of the hydraulic support column leg.
As an improvement, the quantity of the assistant pushing bearing two is 4.
As an improvement, the external poured advancing jack is laterally to be arranged, the stroke of the external poured advancing jack away from
Step pitch and meet working face liquid supply pressure requirement from being moved more than hydraulic support.
The invention also discloses a kind of working methods for facing upward the universal auxiliary process apparatus of reversed of mining working faces end head equipment, not only may be used
To manipulate external poured jack auxiliary dislocation handpiece of scraper conveyer, hydraulic support, and can be according to the variation of job requirement
Passage angle is adjusted flexibly in time, the specific steps are:
A, 4 assistant pushing bearings two are welded on drag conveyor fluid coupling shell in advance, while in hydraulic pressure branch
It is welded between frame front pillar column leg, fixes assistant pushing bearing one, be then ready for a stroke more than hydraulic support movement step pitch and expired
The external poured advancing jack that sufficient working face liquid supply pressure requires, by external poured advancing jack piston/cylinder bottom and hydraulic pressure branch
It is welded between frame front pillar column leg, fixed assistant pushing bearing one is connected by shank.
B, according to the different passage of mining face, lift bottom requirement for height is faced upward, operating valve set feed flow is controlled, small-sized outer note is adjusted
Formula jack so that external poured advancing jack piston end is fixed with 4 assistant pushing bearings two on fluid coupling respectively;
High-pressure rubber hose and plinth are firmly installed, leakage is prevented.The hydraulic power of wherein advancing jack is carried by emulsion power pack
For, and have the control of hydraulic chock running valve group.
C, when dislocation handpiece of scraper conveyer, high-pressure emulsion passes through hydraulic chock running valve group, high-pressure rubber hose, connector
Seat imports in the plunger shaft of external poured advancing jack, so that piston rod is stretched out, and between hydraulic support front pillar column leg
Assistant pushing seat one is fulcrum, pushes the assistant pushing seat two on fluid coupling, reaches mate-assist hydraulic support dislocation and scrape
The purpose of plate conveyer head Forward.
D, regulate and control jack operating valve set, high-pressure emulsion imports outer note by operating valve set, high-pressure rubber hose, plinth
Formula advancing jack rear chamber makes piston rod under the action of high-pressure emulsion using the shank on fluid coupling shell as fulcrum
Moving hydraulic support is drawn, a work cycle is completed.
Compared with prior art, the present invention is used in two front pillar column of drag conveyor fluid coupling shell and hydraulic support
It is welded on leg, fixes assistant pushing bearing, hydraulic pressure is elapsed by operating valve set control and the fixed external poured of assistant pushing bearing
Jack can not only assist dislocation handpiece of scraper conveyer, tail and draw moving hydraulic support, but also effectively avoid using in the past
When hydraulic prop is elapsed, time-consuming, laborious and unsafe problem, the production efficiency for improving working face has weight
Want meaning.
Description of the drawings
Fig. 1 is that the present invention is welded assistant pushing seat arrangement schematic diagram on drag conveyor coupling fluid-structure machine shell.
Fig. 2 is that the present invention requires placement external poured hydraulic jack schematic diagram according to passage direction.
Fig. 3 is the working state schematic representation of present invention passage handpiece of scraper conveyer;
Fig. 4 is the working state schematic representation that the present invention draws moving hydraulic support.
As shown in the figure:1, assistant pushing seat one;2, shank;3, operating valve set;4, high-pressure rubber pipe;5, plinth;6, piston
Bar;7, bottom advancing jack;8, fluid coupling;9, drag conveyor;10, backing plate;11, external poured advancing jack;12、
Pin hole;13, small-sized external poured jack;14, assistant pushing seat two;15, hydraulic support.
Specific implementation mode
In conjunction with attached drawing 1~4, one kind facing upward the universal auxiliary process apparatus of reversed of mining working faces end head equipment, and wherein end equipment includes
Hydraulic support 15, drag conveyor 9 and the fluid-flywheel clutch 8 being set on drag conveyor 9, the universal auxiliary process apparatus of reversed
Including the assistant pushing bearing 1 being set between 15 front pillar column leg of hydraulic support and it is set on 8 shell of fluid coupling
Assistant pushing bearing 2 14, the assistant pushing bearing 1 are connected by shank 2 and 11 plunger shaft end of external poured advancing jack
It connects, the assistant pushing bearing 2 14 is connect by pin hole 12, shank 2 with 11 piston rod of external poured advancing jack, 6 top, institute
It states 11 lower part of external poured advancing jack to connect with 13 top of small-sized external poured jack by backing plate 10, the small-sized external poured
Very heavy 13 top/bottom part is set on 15 pedestal of hydraulic support, is connected between 9 holder of 15 pedestal of the hydraulic support and drag conveyor
It is connected to bottom advancing jack 7;
The hydraulic support 15 is equipped with several high-pressure rubber pipes 4 being connect with emulsion power pack, 4 end of the high-pressure rubber pipe
By plinth 5 respectively with 11 plunger shaft of external poured advancing jack, 11 rear chamber of external poured advancing jack, small-sized external poured
13 plunger shaft of jack is connected, and the operating valve set 3 of control high-pressure rubber pipe 4 is additionally provided at the top of 15 column leg of the hydraulic support.
As the present embodiment preferred embodiment, the quantity of the assistant pushing bearing 2 14 is 4.
As the present embodiment preferred embodiment, the external poured advancing jack 11 is laterally to be arranged, described outer
The stroke distances of note formula advancing jack 11 are more than 15 moving step pitch of hydraulic support and meet working face liquid supply pressure requirement.
The invention also discloses a kind of working methods for facing upward the universal auxiliary process apparatus of reversed of mining working faces end head equipment, specific
Step is:
A, 4 assistant pushing bearings 2 14 are welded on 9 fluid coupling of drag conveyor, 8 shell in advance, while in liquid
It is welded between pressure 15 front pillar column leg of holder, fixes assistant pushing bearing 1, be then ready for a stroke more than hydraulic support movement step
Away from and meet the external poured advancing jack 11 of working face liquid supply pressure requirement, by 11 piston/cylinder bottom of external poured advancing jack
It is welded between 15 front pillar column leg of portion and hydraulic support, fixed assistant pushing bearing 1 is connected by shank 2.
B, according to the different passage of mining face, lift bottom requirement for height is faced upward, 3 feed flow of operating valve set is controlled, is adjusted small-sized outer
Note formula jack 13 so that 11 piston end of external poured advancing jack respectively with 4 assistant pushing bearings on fluid coupling 8
2 14 fix;High-pressure rubber hose 4 and plinth 5 are firmly installed, leakage is prevented.Wherein the hydraulic power of advancing jack is by breast
Change pump station to provide, and has the control of hydraulic chock running valve group 3.
C, when 9 head of dislocation drag conveyor, high-pressure emulsion by hydraulic chock running valve group 3, high-pressure rubber hose 4,
Plinth 5 imports in the plunger shaft of external poured advancing jack 11, and piston rod 6 is made to stretch out, and to be mounted on hydraulic support 15 before
Assistant pushing seat 1 between column column leg is fulcrum, pushes the assistant pushing seat 2 14 on fluid coupling 8, reaches mate-assist
The purpose of 9 head of hydraulic support dislocation drag conveyor Forward.
D, regulation and control jack operating valve set 3, high-pressure emulsion are imported by operating valve set 3, high-pressure rubber hose 4, plinth 5
11 rear chamber of external poured advancing jack makes piston rod 6 under the action of high-pressure emulsion with the pin on 8 shell of fluid coupling
Body 2 is that fulcrum draws moving hydraulic support 15, completes a work cycle.
The present invention and its embodiments have been described above, this description is no restricted, shown in attached drawing
Only one of embodiments of the present invention, actual structure is not limited to this.All in all if the ordinary skill of this field
Personnel are enlightened by it, without departing from the spirit of the invention, are not inventively designed and the technical solution phase
As frame mode and embodiment, be within the scope of protection of the invention.
Claims (4)
1. one kind faces upward the universal auxiliary process apparatus of reversed of mining working faces end head equipment, wherein end equipment includes that hydraulic support, scraper plate are defeated
The fluid-flywheel clutch for sending machine and being set on drag conveyor, it is characterised in that:The universal auxiliary process apparatus of reversed includes setting
Assistant pushing bearing one between hydraulic support front pillar column leg and the assistant pushing bearing being set on fluid coupling shell
Two, the assistant pushing bearing one is connected by pin hole, shank and external poured advancing jack plunger shaft end, and the auxiliary pushes away
It moves bearing two to connect with external poured advancing jack piston rod top by shank, external poured advancing jack lower part passes through
It being connect at the top of backing plate and small-sized external poured jack, the small-sized very heavy top/bottom part of external poured is set on hydraulic support foundation,
Bottom advancing jack is connected between the hydraulic support foundation and drag conveyor holder;
The hydraulic support is equipped with several high-pressure rubber pipes being connect with emulsion power pack, and the high-pressure rubber pipe end passes through connector
Seat respectively with external poured advancing jack plunger shaft, external poured advancing jack rear chamber, small-sized external poured jack piston chamber
Conducting, the hydraulic support column leg top are additionally provided with the operating valve set of control high-pressure rubber pipe.
2. one kind according to claim 1 faces upward the universal auxiliary process apparatus of reversed of mining working faces end head equipment, it is characterised in that:Institute
The quantity for stating assistant pushing bearing two is 4.
3. one kind according to claim 1 faces upward the universal auxiliary process apparatus of reversed of mining working faces end head equipment, it is characterised in that:Institute
It is laterally to be arranged to state external poured advancing jack, and the stroke distances of the external poured advancing jack are more than hydraulic support movement step
Away from and meet working face liquid supply pressure requirement.
4. a kind of working method for facing upward the universal auxiliary process apparatus of reversed of mining working faces end head equipment, the specific steps are:
A, 4 assistant pushing bearings two are welded on drag conveyor fluid coupling shell in advance, while before hydraulic support
It is welded between column column leg, fixes assistant pushing bearing one, be then ready for a stroke more than hydraulic support movement step pitch and meet work
The external poured advancing jack for making face liquid supply pressure requirement, before external poured advancing jack piston/cylinder bottom and hydraulic support
It is welded between column column leg, fixed assistant pushing bearing one is connected by shank.
B, according to the different passage of mining face, lift bottom requirement for height is faced upward, operating valve set feed flow is controlled, small-sized external poured thousand is adjusted
Jin top so that external poured advancing jack piston end is fixed with 4 assistant pushing bearings two on fluid coupling respectively;It will be high
Pressure rubber tube is firmly installed with plinth, prevents leakage.The hydraulic power of wherein advancing jack is provided by emulsion power pack, and
There is the control of hydraulic chock running valve group.
C, when dislocation handpiece of scraper conveyer, high-pressure emulsion is led by hydraulic chock running valve group, high-pressure rubber hose, plinth
In the plunger shaft for entering external poured advancing jack, piston rod is made to stretch out, and with the auxiliary between hydraulic support front pillar column leg
Passage seat one is fulcrum, pushes the assistant pushing seat two on fluid coupling, it is defeated to reach mate-assist hydraulic support dislocation scraper plate
The purpose for sending machine head to move forward.
D, regulate and control jack operating valve set, high-pressure emulsion is imported external poured and pushed away by operating valve set, high-pressure rubber hose, plinth
Jack rear chamber is moved, so that piston rod is drawn as fulcrum using the shank on fluid coupling shell under the action of high-pressure emulsion and moves
Hydraulic support completes a work cycle.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810248355.0A CN108547655B (en) | 2018-03-24 | 2018-03-24 | One kind facing upward the universal auxiliary process apparatus of reversed of mining working faces end head equipment and method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810248355.0A CN108547655B (en) | 2018-03-24 | 2018-03-24 | One kind facing upward the universal auxiliary process apparatus of reversed of mining working faces end head equipment and method |
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Publication Number | Publication Date |
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CN108547655A true CN108547655A (en) | 2018-09-18 |
CN108547655B CN108547655B (en) | 2019-11-05 |
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CN201810248355.0A Expired - Fee Related CN108547655B (en) | 2018-03-24 | 2018-03-24 | One kind facing upward the universal auxiliary process apparatus of reversed of mining working faces end head equipment and method |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109252883A (en) * | 2018-11-23 | 2019-01-22 | 中国矿业大学(北京) | A kind of reducible translating cam mechanism bottom lifting device of hydraulic support |
CN109695465A (en) * | 2018-12-05 | 2019-04-30 | 山东塔高矿业机械装备制造有限公司 | Hydraulic device for sublevel caving hydrau lic support |
CN112340364A (en) * | 2020-12-01 | 2021-02-09 | 湖南煤矿机械有限公司 | Auxiliary machine head pushing device of scraper conveyor |
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CN201196098Y (en) * | 2008-05-21 | 2009-02-18 | 开滦精煤股份有限公司范各庄矿业分公司 | Auxiliary process apparatus of reversed loader |
CN201650324U (en) * | 2010-03-12 | 2010-11-24 | 中煤北京煤矿机械有限责任公司 | Hydraulic rack with auxiliary push unit |
CN102120523A (en) * | 2010-01-08 | 2011-07-13 | 兖州煤业股份有限公司 | Slope adjusting device for middle trough of fully-mechanized scraper conveyor for thin seam |
CN202402055U (en) * | 2011-12-21 | 2012-08-29 | 平顶山煤矿机械有限责任公司 | Hydraulic support with bottom lifting device |
CN203499722U (en) * | 2013-09-29 | 2014-03-26 | 江苏中机矿山设备有限公司 | Adjusting device of scraper conveyor |
CN104727838A (en) * | 2015-01-12 | 2015-06-24 | 辽宁工程技术大学 | Hydraulic support of coal mining machine |
CN104727839A (en) * | 2015-03-16 | 2015-06-24 | 中煤北京煤矿机械有限责任公司 | Auxiliary pulling device of large-dip-angle working face ended support |
CN205532673U (en) * | 2016-04-05 | 2016-08-31 | 郑州四维矿业机械有限责任公司 | Supplementary pusher jack and use device's end hydraulic support |
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2018
- 2018-03-24 CN CN201810248355.0A patent/CN108547655B/en not_active Expired - Fee Related
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
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CN201196098Y (en) * | 2008-05-21 | 2009-02-18 | 开滦精煤股份有限公司范各庄矿业分公司 | Auxiliary process apparatus of reversed loader |
CN102120523A (en) * | 2010-01-08 | 2011-07-13 | 兖州煤业股份有限公司 | Slope adjusting device for middle trough of fully-mechanized scraper conveyor for thin seam |
CN201650324U (en) * | 2010-03-12 | 2010-11-24 | 中煤北京煤矿机械有限责任公司 | Hydraulic rack with auxiliary push unit |
CN202402055U (en) * | 2011-12-21 | 2012-08-29 | 平顶山煤矿机械有限责任公司 | Hydraulic support with bottom lifting device |
CN203499722U (en) * | 2013-09-29 | 2014-03-26 | 江苏中机矿山设备有限公司 | Adjusting device of scraper conveyor |
CN104727838A (en) * | 2015-01-12 | 2015-06-24 | 辽宁工程技术大学 | Hydraulic support of coal mining machine |
CN104727839A (en) * | 2015-03-16 | 2015-06-24 | 中煤北京煤矿机械有限责任公司 | Auxiliary pulling device of large-dip-angle working face ended support |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109252883A (en) * | 2018-11-23 | 2019-01-22 | 中国矿业大学(北京) | A kind of reducible translating cam mechanism bottom lifting device of hydraulic support |
CN109252883B (en) * | 2018-11-23 | 2023-09-05 | 中国矿业大学(北京) | Movable cam mechanism bottom lifting device capable of resetting for hydraulic support |
CN109695465A (en) * | 2018-12-05 | 2019-04-30 | 山东塔高矿业机械装备制造有限公司 | Hydraulic device for sublevel caving hydrau lic support |
CN112340364A (en) * | 2020-12-01 | 2021-02-09 | 湖南煤矿机械有限公司 | Auxiliary machine head pushing device of scraper conveyor |
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CN108547655B (en) | 2019-11-05 |
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