CN113653530A - Low seam support carrier - Google Patents
Low seam support carrier Download PDFInfo
- Publication number
- CN113653530A CN113653530A CN202111111051.8A CN202111111051A CN113653530A CN 113653530 A CN113653530 A CN 113653530A CN 202111111051 A CN202111111051 A CN 202111111051A CN 113653530 A CN113653530 A CN 113653530A
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- lifting
- hole
- concave frame
- pin
- shovel plate
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- 238000007789 sealing Methods 0.000 claims abstract description 17
- 239000003245 coal Substances 0.000 claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims description 11
- 230000008859 change Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK 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
- E21F13/006—Equipment transport systems
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK 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
- E21F13/006—Equipment transport systems
- E21F13/008—Equipment transport systems for mine roof support units for step-by-step movement
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Auxiliary Methods And Devices For Loading And Unloading (AREA)
- Jib Cranes (AREA)
Abstract
The invention belongs to the technical field of underground coal mine transportation equipment, and particularly relates to a low coal seam support carrier. The invention comprises a concave frame, a back cover shovel plate and a lifting device; the lifting device penetrates through the concave frame and is connected with the middle part of the bottom sealing shovel plate arranged at the bottom of the concave frame, so that the lifting stroke of the bottom sealing shovel plate is shortened, and the loading and unloading efficiency is improved; the lifting device comprises a lifting chain, a lifting arm and a hydraulic cylinder, wherein the lifting chain is connected with the lifting arm, and the lifting arm is connected with the hydraulic cylinder; the middle part of the concave frame is provided with a sight passage, so that a driver can conveniently observe and judge the angle of the back cover shoveling plate. The invention saves time and labor, improves the loading and unloading efficiency and solves the problem that a driver is difficult to observe the shoveling angle of the shovel plate in a thin coal seam environment.
Description
Technical Field
The invention belongs to the technical field of underground coal mine transportation equipment, and particularly relates to a low coal seam support carrier.
Background
The support carrier is special equipment for rapidly carrying the hydraulic support in a coal mine in a long distance, the conveying height of the hydraulic support in a thin coal seam is 0.7-1.5 m, the top beam is forwards and outwards hung to be longer due to the fact that the base is shorter, and the problem that personnel are difficult to enter the frame to hang a hoisting chain when the hydraulic support carrier without a bottom sealing frame support is used for conveying is solved, so that the hydraulic support in the thin coal seam is more suitable for being conveyed by the support carrier with the bottom sealing shovel type lifting device.
However, the existing fast loading and unloading device with a shovel plate has the problems that the overall height is high, and the angle of the shovel plate is inconvenient to observe, and patent 20110256137.X discloses a fast loading and unloading device for a bracket carrier. In addition, the back cover shovel board lifting chain of prior art adopts to stride across the swing bridge and sets up in the terminal mode of shovel board, leads to shovel board length longer, leads to promoting the stroke grow simultaneously, and thin coal seam hydraulic support base must slide on the shovel board than long distance just can reach the shovel board root and accomplish the loading, promotes pneumatic cylinder work stroke length, and the loading and unloading process is wasted time and energy, can not adapt to the low tunnel environment in thin coal seam.
Disclosure of Invention
The invention aims to solve the problems and provides a low coal seam support carrier.
The invention is realized by adopting the following technical scheme: a low coal seam support carrier comprises a concave frame, a back cover shovel plate and a lifting device;
the lifting device penetrates through the concave frame and is connected with the middle part of the bottom sealing shovel plate arranged at the bottom of the concave frame, so that the lifting stroke of the bottom sealing shovel plate is shortened, and the loading and unloading efficiency is improved;
the lifting device comprises a lifting chain, a lifting arm and a hydraulic cylinder, wherein the lifting chain is connected with the lifting arm, and the lifting arm is connected with the hydraulic cylinder;
the middle part of concave type frame is equipped with the sight passageway, is convenient for the driver to observe the angle of judging back cover shovel board.
Furthermore, the concave frame is of a U-shaped structure and comprises a longitudinal beam arranged at the tail end and U-shaped beams arranged on two sides of the longitudinal beam;
and a groove structure is arranged in the center of the top of the longitudinal beam and serves as a sight passage.
Furthermore, a step structure is arranged at the front end of the U-shaped beam of the concave frame, a tail pin hole is formed in the plane of the bottom of the step structure, a first through hole is formed in the inclined plane of the step structure, a second through hole is formed in the plane of the top of the step structure, U-shaped beam bearing holes are formed in two sides of the second through hole, and bearing holes are formed in the bottom of the concave frame;
the tail end of the back cover shovel plate is provided with a bearing pin hole, the bearing pin hole is in pin joint with a bearing hole of the concave frame, the middle part of the back cover shovel plate is provided with a bearing beam, and two ends of the bearing beam are provided with lifting pin holes;
the lifting arm of the lifting device is provided with three pin holes which are arranged in a triangular shape, wherein the three pin holes are respectively a lifting arm chain pin hole, a lifting arm mounting hole and a lifting arm driving pin hole;
the fixed end of the hydraulic cylinder is in pin joint with the pin hole at the tail part, the free end of the hydraulic cylinder passes through the first through hole and is in pin joint with the boom driving pin hole of the boom, the boom mounting hole of the boom is in pin joint with the bearing hole of the U-shaped beam, the boom chain pin hole of the boom is in pin joint with the top end of the lifting chain, and the lifting chain enters the U-shaped beam through the second through hole, passes through the U-shaped beam and is in pin joint with the lifting pin hole of the back cover shovel plate.
Furthermore, the device also comprises a pushing mechanism, wherein one end of the pushing mechanism is in pin joint with the concave frame, and the other end of the pushing mechanism is placed on the surface of the bottom sealing shovel plate.
Furthermore, the winch is connected to the top of the concave frame in a pin mode.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, a driver can directly observe the angle of the back cover shovel plate through the groove structure of the concave frame, and can judge the current angle of the shovel plate through the exposed length of the lifting chain at the pin hole position of the boom chain above the U-shaped frame, so that the problem that the driver is difficult to observe the shoveling angle of the shovel plate in a thin coal seam environment is solved;
2. the lifting chain of the lifting device penetrates through the concave frame, so that the stroke of the back cover shovel plate is shortened, time and labor are saved, the loading and unloading efficiency is improved, and the problem of low loading and unloading efficiency of the hydraulic support due to the fact that the stroke of the back cover shovel plate is too long is solved;
3. the floating type shovel plate angle traction device is further provided with a floating type pushing mechanism and a floating type winch, and the floating type pushing mechanism and the floating type winch can meet pushing and traction capabilities of any shovel plate angle.
Drawings
FIG. 1 is a side view of a thin seam rack hauler;
FIG. 2 is an isometric view of a concave frame and a lifting device of the low seam rack hauler;
FIG. 3 is a top view of a concave frame and a lifting device of the thin seam rack hauler;
FIG. 4 is a schematic structural diagram of a concave frame of the low seam support truck;
FIG. 5 is a schematic structural view of a back cover blade;
FIG. 6 is a schematic structural view of a swing bridge;
in the figure: 1. the structure comprises a concave frame, 1-1 parts of a groove structure, 1-2 parts of a U-shaped beam, 1-3 parts of a step structure, 1-4 parts of a U-shaped beam bearing hole, 1-5 parts of a tail pin hole, 1-6 parts of a bearing hole, 1-7 parts of a longitudinal beam, 1-8 parts of a second through hole, 1-9 parts of a first through hole
2. A bottom sealing shovel plate 2-1, a bearing pin hole 2-2, a bearing beam 2-3 and a lifting pin hole
4. Swing bridge, 4-1, cavity-through hole
5. 5-1 parts of crane boom, 5-2 parts of crane boom chain pin hole, 5-3 parts of crane boom mounting hole and 5-3 parts of crane boom driving pin hole
6. Lifting chain
7. Pushing mechanism
8. Winch
9. And a hydraulic cylinder.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
Referring to fig. 1 to 6, the present invention provides a technical solution: a low coal seam support carrier comprises a concave frame 1, a back cover shovel plate 2 and a lifting device;
the lifting device penetrates through the concave frame 1 and is connected with the middle part of the bottom sealing shovel plate 2 arranged at the bottom of the concave frame 1, so that the lifting stroke of the bottom sealing shovel plate 2 is shortened, and the loading and unloading efficiency is improved;
the lifting device comprises a lifting chain 6, a lifting arm 5 and a hydraulic cylinder 9, wherein the lifting chain 6 is connected with the lifting arm 5, and the lifting arm 5 is connected with the hydraulic cylinder 9;
the middle part of the concave frame 1 is provided with a sight channel, so that a driver can conveniently observe and judge the angle of the back cover shoveling plate 2.
The concave frame 1 is of a U-shaped structure, and the concave frame 1 comprises longitudinal beams 1-7 arranged at the tail end and U-shaped beams 1-2 arranged at two sides of the longitudinal beams;
the center of the top of the longitudinal beam 1-7 is provided with a groove structure 1-1 as a sight passage.
The front end of a U-shaped beam 1-2 of the concave frame 1 is provided with a step structure 1-3, the plane of the bottom of the step structure 1-3 is provided with a tail pin hole 1-5, the inclined plane of the step structure 1-3 is provided with a first through hole 1-9, the plane of the top of the step structure 1-3 is provided with a second through hole 1-8, two sides of the second through hole 1-8 are provided with U-shaped beam bearing holes 1-4, and the bottom of the concave frame 1 is provided with bearing holes 1-6;
the tail end of the back cover shovel plate 2 is provided with a bearing pin hole 2-1, the bearing pin hole 2-1 is in pin joint with a bearing hole 1-6 of the concave frame 1, the middle part of the back cover shovel plate 2 is provided with a bearing beam 2-2, and two ends of the bearing beam 2-2 are provided with lifting pin holes 2-3;
the crane boom 5 of the lifting device is provided with three pin holes which are arranged in a triangular shape, wherein the three pin holes are a crane boom chain pin hole 5-1, a crane boom mounting hole 5-2 and a crane boom driving pin hole 5-3 respectively;
the fixed end of the hydraulic cylinder 9 is in pin joint with a tail pin hole 1-5, the free end of the hydraulic cylinder passes through a first through hole 1-9 and is in pin joint with a boom driving pin hole 5-3 of a boom 5, a boom mounting hole 5-2 of the boom 5 is in pin joint with a U-shaped beam bearing hole 1-4, a boom chain pin hole 5-1 of the boom 5 is in pin joint with the top end of a lifting chain 6, the lifting chain 6 enters and passes through the U-shaped beam 1-2 through a second through hole 1-8 (the U-shaped beam 1-2 is internally in pin joint with a swing bridge 4, a cavity penetrating hole 4-1 is vertically arranged on the swing bridge 4, and the lifting chain 6 passes through the cavity penetrating hole 4-1 and is in pin joint with a lifting pin hole 2-3 of a bottom sealing shovel plate 2.
The utility model also comprises a floating pushing mechanism 7, one end of the pushing mechanism 7 is connected with the concave frame 1 by a pin, and the other end is arranged on the surface of the bottom sealing shovel plate 2.
The application also comprises a floating type winch 8, and the winch 8 is connected to the top of the concave frame 1 in a pin mode.
When the empty vehicle is ready to shovel the hydraulic support, a driver can directly observe the angle of the back cover shovel plate 2 through the concave vehicle frame 1; when the hydraulic support of the thin coal seam is transported under heavy load, a driver judges the angle of the bottom sealing shovel plate 2 according to the exposed length of the lifting chain 6 at the position of the chain pin hole 5-1 of the cargo boom exposed above the U-shaped beam 1-2.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (5)
1. The utility model provides a low seam support carrier which characterized in that: comprises a concave frame (1), a back cover shovel plate (2) and a lifting device;
the lifting device penetrates through the concave frame (1) and is connected with the middle part of the bottom sealing shovel plate (2) arranged at the bottom of the concave frame (1), so that the lifting stroke of the bottom sealing shovel plate (2) is shortened, and the loading and unloading efficiency is improved;
the lifting device comprises a lifting chain (6), a lifting arm (5) and a hydraulic cylinder (9), wherein the lifting chain (6) is connected with the lifting arm (5), and the lifting arm (5) is connected with the hydraulic cylinder (9);
the middle part of the concave frame (1) is provided with a sight channel, so that a driver can conveniently observe and judge the angle of the back cover shoveling plate (2).
2. The low seam support cart of claim 1, wherein: the concave frame (1) is of a U-shaped structure, and the concave frame (1) comprises longitudinal beams (1-7) arranged at the tail end and U-shaped beams (1-2) arranged at two sides of the longitudinal beams;
the center of the top of the longitudinal beam (1-7) is provided with a groove structure (1-1) as a sight passage.
3. The low seam support cart of claim 2, wherein: the front end of a U-shaped beam (1-2) of the concave frame (1) is provided with a step structure (1-3), the plane of the bottom of the step structure (1-3) is provided with a tail pin hole (1-5), the inclined plane of the step structure (1-3) is provided with a first through hole (1-9), the plane of the top of the step structure (1-3) is provided with a second through hole (1-8), two sides of the second through hole (1-8) are provided with U-shaped beam bearing holes (1-4), and the bottom of the concave frame (1) is provided with bearing holes (1-6);
the tail end of the back cover shovel plate (2) is provided with a bearing pin hole (2-1), the bearing pin hole (2-1) is in pin joint with a bearing hole (1-6) of the concave frame (1), the middle part of the back cover shovel plate (2) is provided with a bearing beam (2-2), and two ends of the bearing beam (2-2) are provided with lifting pin holes (2-3);
the crane boom (5) of the lifting device is provided with three pin holes which are arranged in a triangular shape, wherein the three pin holes are a crane boom chain pin hole (5-1), a crane boom mounting hole (5-2) and a crane boom driving pin hole (5-3) respectively;
the fixed end of the hydraulic cylinder (9) is in pin joint with the tail pin hole (1-5), the free end of the hydraulic cylinder passes through the first through hole (1-9) and is in pin joint with the boom driving pin hole (5-3) of the boom (5), the boom mounting hole (5-2) of the boom (5) is in pin joint with the U-shaped beam bearing hole (1-4), the boom chain pin hole (5-1) of the boom (5) is in pin joint with the top end of the lifting chain (6), and the lifting chain (6) enters through the second through hole (1-8) and passes through the U-shaped beam (1-2) and is in pin joint with the lifting pin hole (2-3) of the bottom sealing shovel plate (2).
4. The low coal seam rack hauler of any one of claims 1-3, wherein: the portable vehicle body frame is characterized by further comprising a pushing mechanism (7), wherein one end of the pushing mechanism (7) is in pin joint with the concave vehicle frame (1), and the other end of the pushing mechanism (7) is placed on the surface of the bottom sealing shovel plate (2).
5. The low seam support cart of claim 4, wherein: the lifting device also comprises a winch (8), and the winch (8) is connected to the top of the concave frame (1) in a pin mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111111051.8A CN113653530B (en) | 2021-09-23 | 2021-09-23 | Carrier for thin coal seam support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111111051.8A CN113653530B (en) | 2021-09-23 | 2021-09-23 | Carrier for thin coal seam support |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113653530A true CN113653530A (en) | 2021-11-16 |
| CN113653530B CN113653530B (en) | 2024-08-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111111051.8A Active CN113653530B (en) | 2021-09-23 | 2021-09-23 | Carrier for thin coal seam support |
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| Country | Link |
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| CN (1) | CN113653530B (en) |
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- 2021-09-23 CN CN202111111051.8A patent/CN113653530B/en active Active
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| Publication number | Publication date |
|---|---|
| CN113653530B (en) | 2024-08-27 |
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| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Bukang Inventor after: Zhao Meirong Inventor after: Han Fei Inventor after: Xiao Hongbin Inventor after: Ren Zhiyong Inventor after: Guo Zhijun Inventor after: Qi Hong Inventor after: Pan Chengjie Inventor after: Jia Xiuhua Inventor after: Wang Liwei Inventor after: Zhao Yuan Inventor after: Wang Zhiwei Inventor after: Liu Dening Inventor after: Wang Na Inventor after: Li Wenjun Inventor after: Jin Jiang Inventor after: Wang Jianbin Inventor before: Wang Liwei Inventor before: Xiao Hongbin Inventor before: Ren Zhiyong Inventor before: Guo Zhijun Inventor before: Qi Hong Inventor before: Pan Chengjie Inventor before: Jia Xiuhua Inventor before: Zhao Yuan Inventor before: Wang Zhiwei Inventor before: Liu Dening Inventor before: Wang Na Inventor before: Li Wenjun Inventor before: Wang Jianbin Inventor before: Zhao Meirong Inventor before: Han Fei |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |