CN218786840U - Supporting device for large-section cutting eye of coal mine - Google Patents
Supporting device for large-section cutting eye of coal mine Download PDFInfo
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- CN218786840U CN218786840U CN202222133648.9U CN202222133648U CN218786840U CN 218786840 U CN218786840 U CN 218786840U CN 202222133648 U CN202222133648 U CN 202222133648U CN 218786840 U CN218786840 U CN 218786840U
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- plate
- blocking
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- protecting
- coal mine
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- 230000008093 supporting effect Effects 0.000 title claims abstract description 42
- 239000003245 coal Substances 0.000 title claims abstract description 19
- 230000000903 blocking effect Effects 0.000 claims abstract description 23
- 230000006978 adaptation Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 230000005641 tunneling Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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Abstract
The utility model discloses a supporting device for large-section cut eyes of a coal mine, which relates to the technical field of coal mine supporting and provides the following scheme, comprising a bottom plate fixed at the bottom of a foundation pit, wherein a blocking and protecting component and a supporting mechanism are arranged at the side of the top end of the bottom plate; the blocking and protecting assembly comprises a first blocking and protecting plate hinged to the top end of the bottom plate, a slot is formed in the first blocking and protecting plate, and a second blocking and protecting plate is inserted in the slot; the supporting mechanism comprises a supporting plate arranged at the top end of the bottom plate, a lifting assembly is arranged on the supporting plate, and an adjusting assembly is connected to the lifting assembly. The utility model discloses in, it is rotatory to drive the threaded rod through rotating the handle, can make movable block drive movable block reciprocate, when the movable block reciprocated, the regulation pole slides in the connecting pipe, with first fender backplate and second keep off the inclination adjustment of backplate to with the angle back of foundation ditch slope looks adaptation, insert spacing hole with the fixed pin, can keep off the backplate to first fender backplate and second and fix, play the effect of strutting to the foundation ditch.
Description
Technical Field
The utility model relates to a technical field is strutted in the colliery, especially relates to a big section in colliery is opened and is cut supporting device for eyes.
Background
The development of underground coal mining production promotes the progress of coal mining technology, and because the design section of the open cut hole of the tunneling working face of the underground coal mine is large, the bearing capacity and stability of a soft soil foundation pit are insufficient, the phenomenon that the periphery of the foundation pit is easy to collapse is caused, secondary digging needs to be carried out, the process is complicated, and the safe and efficient construction of the tunneling working face is seriously restricted, so that the supporting device for the open cut hole of the large section of the coal mine is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a supporting device for large-section incision eyes in a coal mine.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a supporting device for large-section cut eyes of a coal mine comprises a base plate fixed at the bottom of a foundation pit, wherein a blocking and protecting assembly and a supporting mechanism are arranged on the side of the top end of the base plate;
the blocking and protecting assembly comprises a first blocking and protecting plate hinged to the top end of the bottom plate, a slot is formed in the first blocking and protecting plate, and a second blocking and protecting plate is inserted in the slot;
the supporting mechanism comprises a supporting plate installed at the top end of the bottom plate, a lifting assembly is arranged on the supporting plate, an adjusting assembly is connected onto the lifting assembly, and the adjusting assembly is connected with one side of the second blocking protective plate.
Preferably, the lifting assembly comprises an installation groove arranged above the middle of the support plate, a threaded rod is rotatably installed in the installation groove through a bearing, a moving block is connected to the threaded rod in a threaded mode, the top end of the threaded rod penetrates through the upper portion of the support plate and is connected with a handle, and the adjusting assembly is connected to one side of the moving block.
Preferably, the adjusting part comprises a connecting pipe arranged on one side of the moving block, an adjusting rod is inserted in the connecting pipe, one end of the adjusting rod is hinged to the top of one side of the second shielding plate, a limiting hole is formed in the adjusting rod at an equal distance, a fixing pin is inserted into one end of the adjusting rod, and the fixing pin is inserted into the limiting hole.
Preferably, T type inserted block is installed to the bottom of backup pad, the fixed block is installed on the top of bottom plate, the T type draw-in groove with T type inserted block looks adaptation is seted up to one side of fixed block.
Preferably, the bottom four corners of bottom plate all welds the stock.
Preferably, the outer wall of the second guard plate is in sliding contact with the inner wall of the slot of the first guard plate.
The beneficial effects of the utility model are that:
1. the movable block can drive the movable block to move up and down by rotating the handle to drive the threaded rod to rotate, when the movable block moves up and down, the adjusting rod slides in the connecting pipe, the inclination angles of the first retaining plate and the second retaining plate are adjusted to the angle matched with the slope of the foundation pit, the fixing pin is inserted into the limiting hole, the first retaining plate and the second retaining plate can be fixed, and the supporting effect on the foundation pit is achieved.
2. Through the bottom installation T type inserted block in the backup pad, install the fixed block on the top of bottom plate, through inserting T type inserted block to T type draw-in groove, can accomplish the quick installation to the backup pad, convenient to detach is comparatively convenient.
Drawings
Fig. 1 is the utility model provides a supporting device's for eyes is cut to big section of colliery open-cut schematic view of spatial structure.
Fig. 2 is the utility model provides a supporting device's for eyes is cut to big section of colliery cut main view section structure sketch map.
Fig. 3 is the utility model provides a supporting device for large-section incision eye in coal mine looks sideways at local structural schematic diagram.
Fig. 4 is an enlarged schematic structural diagram of a position a in fig. 2 of the supporting device for large-section incision eye in coal mine provided by the utility model.
In the figure: 1. a base plate; 2. an anchor rod; 3. a fixed block; 4. a support plate; 5. mounting grooves; 6. A threaded rod; 7. a moving block; 8. a handle; 9. a connecting pipe; 10. adjusting a rod; 11. a second guard plate; 12. a first guard plate; 13. a T-shaped insert block; 14. a T-shaped clamping groove; 15. a limiting hole; 16. and fixing the pin.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
the blocking and protecting assembly comprises a first blocking and protecting plate 12 hinged to the top end of the bottom plate 1, a slot is formed in the first blocking and protecting plate 12, a second blocking and protecting plate 11 is inserted in the slot, and the first blocking and protecting plate 12 and the second blocking and protecting plate 11 are utilized to adjust the supporting area;
the supporting mechanism is provided with lifting unit including installing backup pad 4 on 1 top of bottom plate on supporting, and lifting unit is last to be connected with adjusting part, and adjusting part is connected with one side of second fender board 11, plays the supporting role to second fender board 11.
The lifting component comprises a mounting groove 5 arranged above the middle of the supporting plate 4, a threaded rod 6 is rotatably mounted in the mounting groove 5 through a bearing, a moving block 7 is connected to the threaded rod 6 in a threaded mode, the top end of the threaded rod 6 penetrates through the upper portion of the supporting plate 4 and is connected with a handle 8, and the adjusting component is connected to one side of the moving block 7.
The threaded rod 6 is driven to rotate by rotating the handle 8, so that the moving block 7 drives the moving block 7 to move up and down.
The adjusting assembly comprises a connecting pipe 9 arranged on one side of the moving block 7, an adjusting rod 10 is inserted in the connecting pipe 9, one end of the adjusting rod 10 is hinged with the top of one side of the second guard plate 11, a limiting hole 15 is formed in the adjusting rod 10 at equal distance, a fixing pin 16 is inserted at one end of the adjusting rod 10, and the fixing pin 16 is inserted in the limiting hole 15;
when the moving block moves up and down, the adjusting rod 10 slides in the connecting pipe 9, after the inclination angles of the first guard plate 12 and the second guard plate 11 are adjusted to the angle matched with the slope of the foundation pit, the fixing pin 16 is inserted into the limiting hole 15, and then the first guard plate 12 and the second guard plate 11 can be fixed.
Embodiment 2, this embodiment is optimized on the basis of embodiment 1, and specifically includes: t type inserted block 13 is installed to the bottom of backup pad 4, and fixed block 3 is installed on the top of bottom plate 1, and T type draw-in groove 14 with T type inserted block 13 looks adaptation is seted up to one side of fixed block 3.
Through inserting T type inserted block 13 to T type draw-in groove 14 in, can accomplish the quick installation to backup pad 4, convenient to detach, it is comparatively convenient.
Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.
Claims (6)
1. A supporting device for large-section cut eyes of a coal mine comprises a base plate (1) fixed at the bottom of a foundation pit, and is characterized in that a blocking and protecting assembly and a supporting mechanism are mounted on the side of the top end of the base plate (1);
the blocking and protecting assembly comprises a first blocking and protecting plate (12) hinged to the top end of the bottom plate (1), a slot is formed in the first blocking and protecting plate (12), and a second blocking and protecting plate (11) is inserted in the slot;
the supporting mechanism comprises a supporting plate (4) installed at the top end of the bottom plate (1), a lifting assembly is arranged on the supporting mechanism, an adjusting assembly is connected onto the lifting assembly, and the adjusting assembly is connected with one side of the second shielding plate (11).
2. The supporting device for the large-section cut eye of the coal mine according to claim 1, wherein the lifting assembly comprises a mounting groove (5) formed above the middle of the supporting plate (4), a threaded rod (6) is rotatably mounted in the mounting groove (5) through a bearing, a moving block (7) is screwed on the threaded rod (6), the top end of the threaded rod (6) penetrates through the supporting plate (4) and is connected with a handle (8), and the adjusting assembly is connected to one side of the moving block (7).
3. The supporting device for the large-section cut eye of the coal mine according to claim 1, wherein the adjusting component comprises a connecting pipe (9) installed on one side of a moving block (7), an adjusting rod (10) is connected in the connecting pipe (9) in an inserting mode, one end of the adjusting rod (10) is hinged to the top of one side of a second shielding plate (11), limit holes (15) are formed in the adjusting rod (10) at equal distances, a fixing pin (16) is connected to one end of the adjusting rod (10) in an inserting mode, and the fixing pin (16) is connected in the limit holes (15) in an inserting mode.
4. The supporting device for the large-section cut eye of the coal mine according to claim 1, wherein a T-shaped insert block (13) is installed at the bottom end of the supporting plate (4), a fixing block (3) is installed at the top end of the bottom plate (1), and a T-shaped clamping groove (14) matched with the T-shaped insert block (13) is formed in one side of the fixing block (3).
5. The supporting device for the large-section cut eye of the coal mine according to claim 1, wherein anchor rods (2) are welded at four corners of the bottom end of the bottom plate (1).
6. The supporting device for the large-section cut eye of the coal mine according to claim 1, wherein the outer wall of the second guard plate (11) is in sliding contact with the inner wall of the slot of the first guard plate (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222133648.9U CN218786840U (en) | 2022-08-15 | 2022-08-15 | Supporting device for large-section cutting eye of coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222133648.9U CN218786840U (en) | 2022-08-15 | 2022-08-15 | Supporting device for large-section cutting eye of coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218786840U true CN218786840U (en) | 2023-04-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222133648.9U Active CN218786840U (en) | 2022-08-15 | 2022-08-15 | Supporting device for large-section cutting eye of coal mine |
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| CN (1) | CN218786840U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116356847A (en) * | 2023-05-16 | 2023-06-30 | 中铁隧道股份有限公司 | Foundation pit excavation supporting structure and construction method |
-
2022
- 2022-08-15 CN CN202222133648.9U patent/CN218786840U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116356847A (en) * | 2023-05-16 | 2023-06-30 | 中铁隧道股份有限公司 | Foundation pit excavation supporting structure and construction method |
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