CN220336932U - Tunneling shield support for fully-mechanized mining face - Google Patents
Tunneling shield support for fully-mechanized mining face Download PDFInfo
- Publication number
- CN220336932U CN220336932U CN202321430006.3U CN202321430006U CN220336932U CN 220336932 U CN220336932 U CN 220336932U CN 202321430006 U CN202321430006 U CN 202321430006U CN 220336932 U CN220336932 U CN 220336932U
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- CN
- China
- Prior art keywords
- shield support
- bottom plate
- rolling wheel
- support
- plate
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- 230000005641 tunneling Effects 0.000 title abstract description 6
- 238000005065 mining Methods 0.000 title abstract description 4
- 238000005096 rolling process Methods 0.000 claims abstract description 26
- 239000003245 coal Substances 0.000 claims description 12
- 230000002265 prevention Effects 0.000 claims description 12
- 230000002457 bidirectional effect Effects 0.000 claims description 9
- 238000009412 basement excavation Methods 0.000 claims 7
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Abstract
The utility model discloses a fully-mechanized mining face tunneling shield support, which comprises a bottom plate, a first connecting rod, a second connecting rod and a top beam plate which are sequentially hinged, wherein a first hydraulic cylinder is arranged on the bottom plate, the top end of the first hydraulic cylinder is hinged with the top beam plate, a telescopic rolling wheel assembly is arranged on the bottom plate, and the telescopic rolling wheel assembly is used for forward pushing the shield support; the utility model has the beneficial effects that: according to the utility model, the telescopic rolling wheel assembly is designed at the bottom plate of the shield support, the retraction of the telescopic rolling wheel assembly does not affect the normal support during the support operation, the support stability is ensured, the telescopic rolling wheel assembly extends out for rolling and walking during forward translational pushing, the translational pushing speed is high, the time and labor are saved, the working efficiency is obviously improved, and the support is worth popularizing and using.
Description
Technical field:
the utility model relates to the technical field of roadway support, in particular to a fully mechanized coal mining face tunneling shield support.
The background technology is as follows:
in the coal face, in order to prevent the roof from falling, maintain certain working space, guarantee workman's safety and the normal clear of each item operation, must support the roof, shield support is the most commonly used supporting equipment, shield support among the prior art is mostly plane four pole structure, articulated between the connecting rod, and realize the supporting function through the pneumatic cylinder, along with the forward propulsion of working face, the supporting equipment also need move forward, the shield support among the prior art need move with the help of equipment such as winch, wire rope when translating forward, the operation is wasted time and energy, work efficiency is low, design the shield support of crawler-type for this part of manufacturers solves the technical problem that shield support translation speed is slow, but shield support supporting stability of crawler-type reduces, especially can not adapt to the working face of the heavy coal seam of steeply inclining, and equipment cost is high.
The utility model comprises the following steps:
the utility model aims to provide a fully-mechanized coal face tunneling shield support, which solves the technical problems of low translation speed and low working efficiency of the shield support in the prior art.
The utility model comprises the following steps: the utility model provides a combine and adopt working face tunnelling shield, its includes articulated bottom plate, first connecting rod, second connecting rod and roof beam board in proper order install first pneumatic cylinder on the bottom plate, the top of first pneumatic cylinder with the roof beam board articulates install telescopic wheel subassembly that rolls on the bottom plate, telescopic wheel subassembly is used for advancing the shield.
Further, the telescopic rolling wheel assembly comprises more than two second hydraulic cylinders which are vertically arranged downwards, rolling wheels are installed on piston rods of the second hydraulic cylinders, the second hydraulic cylinders are installed on a portal frame, the portal frame is installed on a bottom plate, through grooves are formed in the bottom plate, and the rolling wheels are located in the through grooves.
Further, anti-skid patterns are arranged on the surface of the rolling wheel.
Furthermore, a antiskid plate is arranged on the bottom surface of the bottom plate.
Furthermore, the bottom surface of the antiskid plate is zigzag.
Further, gangue prevention baffles are slidably connected to the two sides of the top beam plate.
Further, the gangue prevention baffle is L-shaped, a bidirectional hydraulic cylinder is installed on the top beam plate, and a piston rod of the bidirectional hydraulic cylinder is connected with the gangue prevention baffle.
Further, a sliding hole is formed in the top beam plate, a sliding rod is connected in the sliding hole in a sliding mode, and the sliding rod is connected to the gangue prevention baffle.
The utility model has the beneficial effects that: according to the utility model, the telescopic rolling wheel assembly is designed at the bottom plate of the shield support, the retraction of the telescopic rolling wheel assembly does not affect the normal support during the support operation, the support stability is ensured, the telescopic rolling wheel assembly extends out for rolling and walking during forward translational pushing, the translational pushing speed is high, the time and labor are saved, the working efficiency is obviously improved, and the support is worth popularizing and using.
Description of the drawings:
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a front view of the present utility model;
FIG. 3 is a partial cross-sectional view of a right side view of the present utility model;
in the figure, a bottom plate 1, a first connecting rod 2, a second connecting rod 3, a top beam plate 4, a first hydraulic cylinder 5, a second hydraulic cylinder 6, a rolling wheel 7, a through groove 8, a antiskid plate 9, an gangue prevention baffle 10, a bidirectional hydraulic cylinder 11, a slide bar 12 and a portal frame 13.
Detailed Description
Example 1:
as shown in fig. 1 and 2, a fully-mechanized coal face tunneling shield support comprises a bottom plate 1, a first connecting rod 2, a second connecting rod 3 and a top beam plate 4 which are sequentially hinged, wherein a first hydraulic cylinder 5 is installed on the bottom plate 1, the top end of the first hydraulic cylinder 5 is hinged with the top beam plate 4, and a telescopic rolling wheel assembly is installed on the bottom plate 1 and used for pushing the shield support forwards; the telescopic rolling wheel assembly comprises more than two second hydraulic cylinders 6 which are vertically and downwards arranged, rolling wheels 7 are arranged on piston rods of the second hydraulic cylinders 6, the second hydraulic cylinders 6 are arranged on a portal frame 13, the portal frame 13 is arranged on the bottom plate 1, through grooves 8 are formed in the bottom plate 1, and the rolling wheels 7 are located in the through grooves 8; the surface of the rolling wheel 7 is provided with anti-skid patterns; a antiskid plate 9 is arranged on the bottom surface of the bottom plate 1; the bottom surface of antiskid plate 9 is the zigzag, and antiskid plate 9 has fine antiskid function, guarantees the stability of strutted.
Example 2:
in order to improve the supporting area, gangue prevention baffles 10 are slidably connected to the two sides of the top beam plate 4, the concrete structure is shown in fig. 3, the gangue prevention baffles 10 are L-shaped, a bidirectional hydraulic cylinder 11 is mounted on the top beam plate 4, and a piston rod of the bidirectional hydraulic cylinder 11 is connected with the gangue prevention baffles 10; a sliding hole is formed in the top beam plate 4, a sliding rod 12 is connected in the sliding hole in a sliding mode, and the sliding rod 12 is connected to the gangue prevention baffle 10.
When the support operation is carried out, the first hydraulic cylinder 5 and the bidirectional hydraulic cylinder 11 are started to support, when the forward pushing and translation are needed, the first hydraulic cylinder 5 and the bidirectional hydraulic cylinder 11 are loosened, the second hydraulic cylinder 6 is started, the rolling wheel 7 extends out of the through groove 8, smaller thrust is given, and the forward pushing function of the shield support can be realized.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (8)
1. The utility model provides a combine and adopt working face tunnelling shield support, its includes articulated bottom plate (1), first connecting rod (2), second connecting rod (3) and roof beam board (4) in proper order install first pneumatic cylinder (5) on bottom plate (1), the top of first pneumatic cylinder (5) with roof beam board (4) are articulated, its characterized in that: and the telescopic rolling wheel assembly is arranged on the bottom plate (1) and is used for pushing the shield support forwards.
2. A fully mechanized coal face excavation shield support as claimed in claim 1, wherein: the telescopic rolling wheel assembly comprises more than two second hydraulic cylinders (6) which are vertically arranged downwards, rolling wheels (7) are arranged on piston rods of the second hydraulic cylinders (6), the second hydraulic cylinders (6) are arranged on a portal frame (13), the portal frame (13) is arranged on the bottom plate (1), through grooves (8) are formed in the bottom plate (1), and the rolling wheels (7) are located in the through grooves (8).
3. A fully mechanized coal face excavation shield support as claimed in claim 2, wherein: the surface of the rolling wheel (7) is provided with anti-skid patterns.
4. A fully mechanized coal face excavation shield support as claimed in claim 1, wherein: a antiskid plate (9) is arranged on the bottom surface of the bottom plate (1).
5. A fully mechanized coal face excavation shield support as claimed in claim 4, wherein: the bottom surface of the antiskid plate (9) is zigzag.
6. A fully mechanized coal face excavation shield support as claimed in claim 1, wherein: the gangue-preventing baffles (10) are connected to the two sides of the roof beam plate (4) in a sliding manner.
7. A fully mechanized coal face excavation shield support as claimed in claim 6, wherein: the gangue prevention baffle (10) is L-shaped, a bidirectional hydraulic cylinder (11) is installed on the roof beam plate (4), and a piston rod of the bidirectional hydraulic cylinder (11) is connected with the gangue prevention baffle (10).
8. A fully mechanized coal face excavation shield support as claimed in claim 7, wherein: a sliding hole is formed in the top beam plate (4), a sliding rod (12) is connected in the sliding hole in a sliding mode, and the sliding rod (12) is connected to the gangue prevention baffle (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321430006.3U CN220336932U (en) | 2023-06-06 | 2023-06-06 | Tunneling shield support for fully-mechanized mining face |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321430006.3U CN220336932U (en) | 2023-06-06 | 2023-06-06 | Tunneling shield support for fully-mechanized mining face |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220336932U true CN220336932U (en) | 2024-01-12 |
Family
ID=89443221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321430006.3U Active CN220336932U (en) | 2023-06-06 | 2023-06-06 | Tunneling shield support for fully-mechanized mining face |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220336932U (en) |
-
2023
- 2023-06-06 CN CN202321430006.3U patent/CN220336932U/en active Active
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| GR01 | Patent grant |