CN109098717B - Open-air side coal mining rolling type conveying device - Google Patents
Open-air side coal mining rolling type conveying device Download PDFInfo
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- CN109098717B CN109098717B CN201811187604.6A CN201811187604A CN109098717B CN 109098717 B CN109098717 B CN 109098717B CN 201811187604 A CN201811187604 A CN 201811187604A CN 109098717 B CN109098717 B CN 109098717B
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- bottom plate
- frame
- coal mining
- plate rolling
- conveying mechanism
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- 238000005096 rolling process Methods 0.000 title claims abstract description 36
- 239000003245 coal Substances 0.000 title claims abstract description 34
- 238000005065 mining Methods 0.000 title claims abstract description 30
- 230000007246 mechanism Effects 0.000 claims abstract description 84
- 229910000831 Steel Inorganic materials 0.000 claims description 20
- 239000010959 steel Substances 0.000 claims description 20
- 239000006096 absorbing agent Substances 0.000 claims description 6
- 230000035939 shock Effects 0.000 claims description 6
- 238000003801 milling Methods 0.000 claims 5
- 238000000034 method Methods 0.000 abstract description 7
- 238000013016 damping Methods 0.000 abstract description 2
- 238000005056 compaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C47/00—Machines for obtaining or the removal of materials in open-pit mines
- E21C47/02—Machines for obtaining or the removal of materials in open-pit mines for coal, brown coal, or the like
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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)
- Handcart (AREA)
- Road Paving Machines (AREA)
Abstract
The invention belongs to the technical field of coal mining conveying devices, and particularly relates to an open-pit side coal mining rolling type conveying device which comprises a conveying mechanism, a bottom plate rolling mechanism and a traveling device, wherein the bottom plate rolling mechanism and the traveling device are connected with a frame body of the conveying mechanism, the traveling device is positioned below one end of the conveying mechanism, the bottom plate rolling mechanism is positioned below the other end of the conveying mechanism, and a bottom plate is compacted through the bottom plate rolling mechanism. The device realizes the integral movement in a traction mode, and can realize the transportation of coal through a conveying mechanism. The whole moving process can roll the damaged bottom plate through the bottom plate rolling mechanism, so that the bottom plate is tamped, and the mining work is guaranteed to be smoothly carried out. The walking device adopts a damping structure to adapt to the severe road conditions in the underground chamber.
Description
Technical Field
The invention belongs to the technical field of coal mining conveying devices, and particularly relates to a rolling type conveying device for open-pit side coal mining.
Background
At present, a method for recovering the existing coal seam of the side wall of the open-pit coal mine is a combined coal mining process of a crawler traveling coal mining machine and a self-moving type transportation unit, the operation conditions of roller cut coal of the coal mining machine and a belt conveyor are monitored through a video system to conduct tunneling coal mining, and transportation equipment capable of adapting to the severe road conditions of a roadway is lacked in the mining process.
The coal mining machine with the crawler traveling cannot keep the flatness of the bottom plate consistent when the coal mining machine is repeatedly cut and subjected to bottom pulling operation, and factors such as bottom bulging and inclination of the trend of the side pressing and covering coal bed occur in the chamber tunnel in different degrees, so that the pit of the tunnel bottom plate is uneven and serious in damage, the coal mining machine and the transportation unit have the phenomenon of deviating from a longitudinal axis linear tunnel in the mining process, even the situation that a supporting coal pillar reserved between the mining chamber and the mining chamber is cut through at the tail end of mining deep coal in the chamber is caused, manual remote intervention cannot be timely performed, the side slope is unstable, and potential safety hazards exist.
The traditional transportation unit has poor adaptability to the tunnel floor of the chamber, and the transportation equipment can quickly adjust the position when transferring the reverse surface according to actual needs so as to quickly enter the next chamber station.
Disclosure of Invention
Aiming at the technical problems, the invention provides a rolling type conveying device for open-pit side coal mining, which can be used for compacting a damaged bottom plate while realizing coal conveying, thereby realizing continuous operation of side coal conveying and flatness of a roadway bottom plate.
In order to solve the technical problems, the invention adopts the technical scheme that:
the utility model provides an open-air side coal mining roll-compaction conveyer, includes conveying mechanism, bottom plate rolls mechanism and running gear all with conveying mechanism's support body hookup, running gear is located the below of conveying mechanism one end, bottom plate rolls the below that the mechanism is located the conveying mechanism other end, can carry out the compaction to the bottom plate through bottom plate rolls the mechanism.
The base plate rolling mechanism comprises a steel wheel and a steel wheel frame, the steel wheel is rotationally connected with the steel wheel frame, and the steel wheel frame is connected with the frame body.
The bottom plate rolling mechanism is connected with the other end of the conveying mechanism through the heightening mechanism, and the height of the other end of the conveyor can be adjusted through the heightening mechanism.
The height adjusting mechanism comprises a fixing frame and an oil cylinder, a connecting plate which is connected with the frame body in a sliding mode is arranged on the fixing frame, a corresponding chute is arranged on the connecting plate, two ends of the oil cylinder are hinged with the fixing frame and the frame body respectively, and the fixing frame is connected with the bottom plate rolling mechanism.
The fixed frame is connected with the base plate rolling mechanism through a slewing bearing.
The walking device comprises a wheel fork, a connecting frame and a shock absorber, wherein rotatable rollers are arranged at two ends of the wheel fork, one end of the connecting frame is hinged to the middle of the wheel fork, the other end of the connecting frame is hinged to the frame body, and two ends of the shock absorber are hinged to the frame body and the connecting frame respectively.
Still including strutting the mechanism, strutting the mechanism and including the connecting rod, strutting pneumatic cylinder and back timber, the one end and the support body of connecting rod are articulated, and the other end and the back timber of connecting rod are articulated, the one end of strutting the pneumatic cylinder is articulated with the support body, and the other end of strutting the pneumatic cylinder is articulated with the connecting rod middle part.
Compared with the prior art, the invention has the following beneficial effects:
the device realizes the integral movement in a traction mode, and can realize the transportation of coal through a conveying mechanism. The whole moving process can roll the damaged bottom plate through the bottom plate rolling mechanism, so that the bottom plate is tamped, and the mining work is guaranteed to be smoothly carried out. The walking device adopts a damping structure to adapt to the severe road conditions in the underground chamber.
By designing mechanisms such as integrated conveying, rolling and suspension self-adaptive bottom plates, continuous operation of side coal transportation and flatness of a roadway bottom plate are realized, and the device has the characteristics of safe and reliable walking, rapid moving and face reversing, low mining cost, high efficiency, energy conservation and the like.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural diagram of the walking device of the present invention;
FIG. 3 is a schematic structural view of the floor rolling mechanism of the present invention;
FIG. 4 is a side view of the floor grinding mechanism of the present invention;
figure 5 is a schematic structural view of the support mechanism of the present invention;
figure 6 is a side view of the support mechanism of the present invention;
wherein: the device comprises a conveying mechanism 1, a frame body 11, a bottom plate rolling mechanism 2, a steel wheel 21, a steel wheel frame 22, a traveling device 3, a wheel fork 31, a connecting frame 32, a shock absorber 33, a roller 34, a height adjusting mechanism 4, a fixing frame 41, an oil cylinder 42, a connecting plate 43, a chute 431, a supporting mechanism 5, a connecting rod 51, a supporting hydraulic cylinder 52 and a top beam 53.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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.
As shown in figure 1, the rolling type conveying device for open-pit side coal mining comprises a conveying mechanism 1, a bottom plate rolling mechanism 2 and a traveling device 3. The base plate rolling mechanism 2 and the walking device 3 are both connected with the frame body 11 of the conveying mechanism 1, the walking device 3 is positioned below one end of the conveying mechanism 1, the base plate rolling mechanism 2 is positioned below the other end of the conveying mechanism 1, and the base plate is compacted through the base plate rolling mechanism 2.
When in use, the traction equipment is connected with the conveying mechanism 1, and the traction mechanism provides power for integral movement. Coal is conveyed by the conveying mechanism 1. The transportation device can roll and compact the passed base plate through the base plate rolling mechanism 2 in the moving process. The conveying mechanism 1 adopts a belt conveying mechanism 1 in the prior art; the base plate rolling mechanism 2 can be used for reference of the structure of the road roller in the prior art.
As shown in fig. 3 and 4, the floor rolling mechanism 2 specifically includes: the steel wheel 21 is rotatably connected with the steel wheel frame 22, and the steel wheel frame 22 is connected with the frame body 11. When moving integrally, the steel wheel 21 is driven to rotate to realize rolling operation.
The bottom plate rolling mechanism 2 is connected with the other end of the conveying mechanism 1 through the heightening mechanism 4, and the height of the other end of the conveyor can be adjusted through the heightening mechanism 4 according to actual working conditions. The height adjusting mechanism 4 comprises a fixed frame 41 and an oil cylinder 42, wherein a connecting plate 43 connected with the frame body 11 in a sliding manner is arranged on the fixed frame 41, a corresponding inclined groove 431 is arranged on the connecting plate 43, and a corresponding pin shaft is arranged on the frame body 11, is positioned in the inclined groove 431 and can slide along the inclined groove 431. Two ends of the oil cylinder 42 are respectively hinged with the fixed frame 41 and the frame body 11 (pin shaft), and the pin shaft can be driven to move along the chute 431 by the extension and contraction of the oil cylinder 42, so that the height adjustment is realized. The fixing frame 41 is fixedly connected with the steel wheel frame 22 of the bottom plate rolling mechanism 2.
Further, the fixed frame 41 is connected with the steel wheel frame 22 through a slewing bearing, the inner ring of the fixed frame 41 is connected with the fixed frame 41, and the outer ring of the fixed frame is connected with the steel wheel frame 22. The rotation of the steel wheel frame 22 relative to the fixed frame 41 can be realized by providing a slewing bearing.
As shown in fig. 2, the traveling device 3 may employ a wheel type traveling mechanism, a crawler type traveling mechanism, or other suitable mechanism, which is generally known in the art. Preferably: the walking device 3 comprises a wheel fork 31, a connecting frame 32 and a shock absorber 33, wherein both ends of the wheel fork 31 are provided with rotatable rollers 34. One end of the connecting frame 32 is hinged with the middle part of the wheel fork 31, and the other end is hinged with the frame body 11. The two ends of the damper 33 are hinged to the frame body 11 and the connecting frame 32, respectively. The two walking devices 3 are respectively positioned at two sides of the frame body 11.
As shown in fig. 5 and 6, a support mechanism 5 is further provided, and the support mechanism 5 can be used for moderately and locally temporarily supporting according to the roof conditions, and includes a connecting rod 51, a support hydraulic cylinder 52 and a top beam 53, wherein one end of the connecting rod 51 is hinged to the frame body 11, the other end of the connecting rod 51 is hinged to the top beam 53, one end (cylinder body) of the support hydraulic cylinder 52 is hinged to the frame body 11, and the other end (piston rod) of the support hydraulic cylinder 52 is hinged to the middle of the connecting rod 51. The connecting rod 51 can be driven to rotate relative to the frame body 11 through the extension and retraction of the supporting hydraulic cylinder 52, so that the supporting height of the top beam 53 is changed, and local temporary supporting is realized.
Although only the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art, and all changes are encompassed in the scope of the present invention.
Claims (6)
1. The utility model provides a strip highwall coal mining roll-type conveyer which characterized in that: the device comprises a conveying mechanism (1), a bottom plate rolling mechanism (2) and a traveling device (3), wherein the bottom plate rolling mechanism (2) and the traveling device (3) are connected with a frame body (11) of the conveying mechanism (1), the traveling device (3) is positioned below one end of the conveying mechanism (1), the bottom plate rolling mechanism (2) is positioned below the other end of the conveying mechanism (1), and the bottom plate can be compacted through the bottom plate rolling mechanism (2); the bottom plate rolling mechanism (2) is connected with the other end of the conveying mechanism (1) through the heightening mechanism (4), and the height of the other end of the conveying mechanism (1) can be adjusted through the heightening mechanism (4).
2. The open-pit highwall coal mining milling conveyor as claimed in claim 1, wherein: the base plate rolling mechanism (2) comprises a steel wheel (21) and a steel wheel frame (22), the steel wheel (21) is rotationally connected with the steel wheel frame (22), and the steel wheel frame (22) is connected with the frame body (11).
3. The open-pit highwall coal mining milling conveyor as claimed in claim 1, wherein: heightening mechanism (4) is including mount (41) and hydro-cylinder (42), be equipped with on mount (41) with support body (11) sliding connection's connecting plate (43), be equipped with corresponding chute (431) on connecting plate (43), the both ends of hydro-cylinder (42) are articulated with mount (41) and support body (11) respectively, mount (41) are rolled with bottom plate and are pressed mechanism (2) hookup.
4. The open-pit highwall coal mining milling conveyor as claimed in claim 3, wherein: the fixed frame (41) is connected with the base plate rolling mechanism (2) through a slewing bearing.
5. The surface highwall coal mining milling conveyor as claimed in claim 4, wherein: the walking device (3) comprises a wheel fork (31), a connecting frame (32) and a shock absorber (33), wherein rotatable rollers (34) are arranged at two ends of the wheel fork (31), one end of the connecting frame (32) is hinged to the middle of the wheel fork (31), the other end of the connecting frame is hinged to the frame body (11), and two ends of the shock absorber (33) are hinged to the frame body (11) and the connecting frame (32) respectively.
6. The open-pit highwall coal mining milling conveyor as claimed in claim 1, wherein: still including strutting mechanism (5), strutting mechanism (5) and including connecting rod (51), strut pneumatic cylinder (52) and back timber (53), the one end and support body (11) of connecting rod (51) are articulated, and the other end and the back timber (53) of connecting rod (51) are articulated, strut the one end and support body (11) of pneumatic cylinder (52) and articulate, strut the other end and connecting rod (51) middle part of pneumatic cylinder (52) and articulate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811187604.6A CN109098717B (en) | 2018-10-12 | 2018-10-12 | Open-air side coal mining rolling type conveying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811187604.6A CN109098717B (en) | 2018-10-12 | 2018-10-12 | Open-air side coal mining rolling type conveying device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109098717A CN109098717A (en) | 2018-12-28 |
| CN109098717B true CN109098717B (en) | 2021-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811187604.6A Active CN109098717B (en) | 2018-10-12 | 2018-10-12 | Open-air side coal mining rolling type conveying device |
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Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5261729A (en) * | 1990-12-10 | 1993-11-16 | Mining Technologies, Inc. | Apparatus for continuous mining |
| CA2189132C (en) * | 1994-04-29 | 2005-12-20 | Gordon Alexander Marshall | A highwall mining system with mining and removal of coal (or ore) |
| CN102011609A (en) * | 2010-12-07 | 2011-04-13 | 山西煤矿机械制造有限责任公司 | Walking running device for self-advancing tail |
| DE202010013084U1 (en) * | 2010-12-08 | 2012-03-12 | Bucyrus Europe Gmbh | Dismantling conveyor for extraction plants and gutter element for this purpose |
| US10428650B2 (en) * | 2012-05-16 | 2019-10-01 | Midget Mining LLC | Launch platform for high wall mining |
| CN103410562B (en) * | 2013-07-22 | 2015-07-01 | 淮南矿业(集团)有限责任公司 | Movable type belt conveyor |
| CN205769864U (en) * | 2016-05-21 | 2016-12-07 | 温州卓达运动健身器材有限公司 | A kind of two-wheel wheel fork of band vibration damping |
| CN205915512U (en) * | 2016-07-26 | 2017-02-01 | 重庆宏工工程机械有限责任公司 | Walking hydraulic pressure mixer of way device is pressed in area |
| CN108194084B (en) * | 2017-12-13 | 2020-06-05 | 中国煤炭科工集团太原研究院有限公司 | End slope mining method of continuous coal mining machine for open-pit end slope mine |
| CN108584349A (en) * | 2018-07-09 | 2018-09-28 | 平湖市飞天人图文设计有限公司 | A kind of mining industry conveyer |
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- 2018-10-12 CN CN201811187604.6A patent/CN109098717B/en active Active
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