CN219012654U - Stable supporting device for underground tunneling of coal mine - Google Patents
Stable supporting device for underground tunneling of coal mine Download PDFInfo
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- CN219012654U CN219012654U CN202320094212.5U CN202320094212U CN219012654U CN 219012654 U CN219012654 U CN 219012654U CN 202320094212 U CN202320094212 U CN 202320094212U CN 219012654 U CN219012654 U CN 219012654U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The utility model belongs to the technical field of coal mine tunneling equipment, and discloses a stable supporting device for underground coal mine tunneling, which is technically characterized in that: including the bottom plate, the bottom plate diapire is provided with moving mechanism, moving mechanism is including gyro wheel and first locating component, first locating component is located the bottom plate diapire and is connected with the gyro wheel, bottom plate surface fixed mounting has the fixed plate, the fixed plate top is provided with the backplate, be provided with the control mechanism who is connected with the backplate in the fixed plate, control mechanism is including lifting unit and drive assembly, lifting unit is located the fixed plate and is connected with the backplate, drive assembly is located the fixed plate bottom and is connected with lifting unit, backplate diapire is provided with protection machanism, protection machanism is including bracing piece and second locating component, second locating component is located the backplate diapire and is connected with the bracing piece.
Description
Technical Field
The utility model relates to the technical field of coal mine tunneling equipment, in particular to a stable supporting device for underground coal mine tunneling.
Background
The coal mine tunneling is the work of digging wells, tunnels and chambers with various shapes, sections or criss-cross in a rock (soil) layer or a mineral layer. Comprehensive mechanical tunneling is realized by directly conveying coal and gangue out of a working surface to a main well coal bunker by using a comprehensive tunneling machine, a two-conveyor belt machine and a conveyor belt machine, and a stable supporting device is needed in the existing coal bunker underground tunneling process.
When the existing supporting device is used, the supporting plate is fixed on the top wall of the mine through the ejector rods, the supporting plate cannot be adjusted and controlled, and the stability of the supporting plate is low.
Disclosure of Invention
The utility model aims to provide a stable supporting device for underground tunneling of a coal mine, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a colliery is firm strutting arrangement for tunneling in pit, includes the bottom plate, the bottom plate diapire is provided with moving mechanism, moving mechanism is including gyro wheel and first locating component, first locating component is located the bottom plate diapire and is connected with the gyro wheel, bottom plate surface fixed mounting has the fixed plate, the fixed plate top is provided with the backplate, be provided with the control mechanism who is connected with the backplate in the fixed plate, control mechanism is including lifting unit and drive assembly, lifting unit is located the fixed plate and is connected with the backplate, drive assembly is located the fixed plate bottom and is connected with lifting unit, backplate diapire is provided with protection machanism, protection machanism is including bracing piece and second locating component, second locating component is located the backplate diapire and is connected with the bracing piece.
As a further scheme of the utility model: the first positioning assembly comprises fixing grooves formed in the periphery of the bottom wall of the bottom plate in an inward manner, an extrusion spring is fixedly installed in each fixing groove, a support column which is in sliding connection with the fixing grooves is fixedly installed at the telescopic end of each extrusion spring, the bottom end of each support column is rotationally connected with each roller, and fixing cones which are evenly distributed are arranged on the bottom wall of the bottom plate.
As a further scheme of the utility model: the lifting assembly comprises a plurality of groups of telescopic slots formed in the surface of the fixed plate inwards, fixed columns are slidably mounted in the telescopic slots along the vertical direction, the top ends of the fixed columns extend out of the telescopic slots and are fixedly connected with the support plate, thread slots are formed in the bottom ends of the fixed columns inwards, a screw rod connected with the thread slots in a threaded mode is rotatably mounted on the bottom wall of the telescopic slots, and the screw rod is connected with the transmission assembly.
As a further scheme of the utility model: the transmission assembly comprises a control cavity which is arranged below the telescopic slot and is arranged inside the fixing plate, the bottom end of the screw rod extends into the control cavity and is fixedly provided with a driven fluted disc, a rotating rod is rotatably arranged in the control cavity, a driving fluted disc which is meshed with the driven fluted disc is fixedly arranged on the surface of the rotating rod, one end of the rotating rod extends out of the fixing plate and is fixedly connected with the control plate, screw holes are formed in the side wall of the fixing plate, a plurality of groups of through holes which are distributed in an annular mode are formed in the surface of the control plate, and fixing bolts which are mutually matched with the screw holes are arranged in the through holes.
As still further aspects of the utility model: the second positioning assembly comprises two groups of sliding grooves which are formed in the bottom wall of the support plate and are distributed oppositely, a sliding block is mounted in the sliding grooves in a sliding mode, the support rod is connected with the sliding block in a rotating mode, a storage hole matched with the support rod is formed in the surface of the fixing plate, and a clamping groove matched with the support rod is formed in the side wall of the fixing column.
Compared with the prior art, the utility model has the beneficial effects that: through setting up the control mechanism that comprises lifting unit, drive assembly and by bracing piece, the protection machanism mutually supporting that the second locating component is constituteed, the position of adjustment backplate that can be convenient and then carry out stable support protection to the mine, solved current strutting arrangement and directly used the ejector pin to fix the backplate at the mine roof and support, can't adjust and control the backplate, the lower problem of backplate stability.
Drawings
FIG. 1 is a schematic diagram of a steady supporting device for underground tunneling of a coal mine;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1A;
FIG. 3 is a schematic diagram of a control panel and its connection structure in a steady support device for underground tunneling of coal mine.
Wherein: the base plate 1, the moving mechanism 2, the roller 21, the first positioning component 22, the fixing groove 221, the pressing spring 222, the supporting column 223, the fixing cone 224, the fixing plate 3, the supporting plate 4, the control mechanism 5, the lifting component 51, the telescopic groove 511, the fixing column 512, the threaded groove 513, the screw 514, the transmission component 52, the control cavity 521, the driven fluted disc 522, the rotating rod 523, the driving fluted disc 524, the control disc 525, the screw hole 526, the through hole 527, the fixing bolt 528, the protection mechanism 6, the supporting rod 61, the second positioning component 62, the sliding groove 621, the sliding block 622, the storage hole 623 and the clamping groove 624.
Description of the embodiments
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.
Specific implementations of the utility model are described in detail below in connection with specific embodiments.
As shown in fig. 1, a structure diagram of a steady supporting device for underground tunneling of coal mine provided by an embodiment of the utility model comprises a bottom plate 1, wherein the bottom wall of the bottom plate 1 is provided with a moving mechanism 2, the moving mechanism 2 comprises a roller 21 and a first positioning component 22, the first positioning component 22 is positioned at the bottom wall of the bottom plate 1 and is connected with the roller 21, a fixed plate 3 is fixedly arranged on the surface of the bottom plate 1, a supporting plate 4 is arranged above the fixed plate 3, a control mechanism 5 connected with the supporting plate 4 is arranged in the fixed plate 3, the control mechanism 5 comprises a lifting component 51 and a transmission component 52, the lifting component 51 is positioned in the fixed plate 3 and is connected with the supporting plate 4, the transmission component 52 is positioned at the bottom of the fixed plate 3 and is connected with the lifting component 51, the supporting plate 4 diapire is provided with protection machanism 6, protection machanism 6 is including bracing piece 61 and second locating component 62, second locating component 62 is located supporting plate 4 diapire and is connected with bracing piece 61, when using, through first locating component 22 and gyro wheel 21 mutually supporting, the promotion bottom plate 1 that can be convenient removes in the mine, when bottom plate 1 removes the position that needs to strut, through drive assembly 52 and lifting unit 51 mutually supporting, can promote supporting plate 4 vertical upwards to remove and mutually laminating with the mine roof, bottom plate 1 diapire and ground laminating, supporting plate 4 can support the protection to the mine roof, second locating component 62 and bracing piece 61 mutually cooperate, can further improve the stability of supporting plate 4, avoid supporting plate 4 to receive the pressure and take place the damage.
As shown in fig. 1 and fig. 2, as a preferred embodiment of the present utility model, the first positioning assembly 22 includes fixing grooves 221 formed on the periphery of the bottom wall of the base plate 1 and facing inwards, an extrusion spring 222 is fixedly installed in the fixing grooves 221, a support column 223 slidably connected with the fixing grooves 221 is fixedly installed at the telescopic end of the extrusion spring 222, the bottom end of the support column 223 is rotatably connected with the roller 21, and uniformly distributed fixing cones 224 are disposed on the bottom wall of the base plate 1, and when in use, the positions of the roller 21 can be conveniently adjusted by matching the extrusion spring 222 with the fixing grooves 221, and when the fixing cones 224 are in direct contact with the ground, the positions of the base plate 1 can be fixed.
As shown in fig. 1, as a preferred embodiment of the present utility model, the lifting assembly 51 includes a plurality of groups of expansion slots 511 formed on the surface of the fixing plate 3 and arranged inwards, the expansion slots 511 are provided with fixing columns 512 in a sliding manner along a vertical direction, the top ends of the plurality of groups of fixing columns 512 extend out of the expansion slots 511 and are fixedly connected with the support plate 4, the bottom ends of the fixing columns 512 are provided with screw grooves 513 inwards, the bottom wall of the expansion slots 511 is rotatably provided with a screw 514 connected with the screw grooves 513, the screw 514 is connected with the transmission assembly 52, and when in use, the transmission assembly 52 controls the screw 514 to rotate in the expansion slots 511, and the screw 514 and the screw grooves 513 cooperate to push the fixing columns 512 to move in the expansion slots 511, so that the height of the support plate 4 can be conveniently adjusted.
As shown in fig. 1 and 3, as a preferred embodiment of the present utility model, the transmission assembly 52 includes a control cavity 521 disposed below the expansion slot 511 and disposed inside the fixing plate 3, the bottom end of the screw 514 extends into the control cavity 521 and is fixedly provided with a driven fluted disc 522, a rotation rod 523 is rotatably mounted in the control cavity 521, a driving fluted disc 524 engaged with the driven fluted disc 522 is fixedly mounted on the surface of the rotation rod 523, one end of the rotation rod 523 extends out of the fixing plate 3 and is fixedly connected with the control plate 525, a screw hole 526 is formed in a side wall of the fixing plate 3, a plurality of groups of through holes 527 distributed in a ring shape are formed on the surface of the control plate 525, a fixing bolt 528 matched with the screw hole 526 is mounted in the through hole 527, the hand-held control plate 525 drives the rotation rod 523, and the driving fluted disc 524 is engaged with the driven fluted disc 522 to drive the screw 514 to rotate.
As shown in fig. 1, as a preferred embodiment of the present utility model, the second positioning assembly 62 includes two sets of sliding grooves 621 formed on the bottom wall of the support plate 4, a sliding block 622 is slidably mounted in the sliding grooves 621, the support plate 61 is rotatably connected with the sliding block 622, a receiving hole 623 matched with the support plate 61 is formed on the surface of the fixing plate 3, and a clamping groove 624 matched with the support plate 61 is formed on the side wall of the fixing post 512, so that, in use, the position of the support plate 61 can be conveniently adjusted to stably support the support plate 4 through the mutual matching of the clamping groove 624 and the sliding grooves 621.
The working principle of the utility model is as follows: when the support plate is used, the first positioning component 22 is matched with the roller 21, the bottom plate 1 can be conveniently pushed to move in a mine, when the bottom plate 1 moves to a position where support is needed, the support plate 4 can be pushed to vertically move upwards and be mutually matched with the mine top wall through the transmission component 52 and the lifting component 51, the bottom wall of the bottom plate 1 is matched with the ground, the support plate 4 can support and protect the mine top wall, the second positioning component 62 is matched with the support rod 61, the stability of the support plate 4 can be further improved, and damage to the support plate 4 due to compression is avoided.
While the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes may be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (5)
1. The utility model provides a colliery is firm strutting arrangement for tunneling in pit, includes the bottom plate, its characterized in that, the bottom plate diapire is provided with moving mechanism, moving mechanism is including gyro wheel and first locating component, first locating component is located the bottom plate diapire and is connected with the gyro wheel, bottom plate surface fixed mounting has the fixed plate, the fixed plate top is provided with the backplate, be provided with the control mechanism who is connected with the backplate in the fixed plate, control mechanism is including lifting unit and drive assembly, lifting unit is located the fixed plate and is connected with the backplate, drive assembly is located the fixed plate bottom and is connected with lifting unit, backplate diapire is provided with protection machanism, protection machanism is including bracing piece and second locating component, second locating component is located the backplate diapire and is connected with the bracing piece.
2. The steady supporting device for underground tunneling in coal mine according to claim 1, wherein the first positioning component comprises fixing grooves formed in the periphery of the bottom wall of the bottom plate inwards, an extrusion spring is fixedly installed in each fixing groove, a supporting column which is in sliding connection with the fixing groove is fixedly installed at the telescopic end of each extrusion spring, the bottom ends of the supporting columns are rotatably connected with the rollers, and fixing cones which are evenly distributed are arranged on the bottom wall of the bottom plate.
3. The steady supporting device for underground tunneling in coal mine according to claim 1, wherein the lifting assembly comprises a plurality of groups of telescopic slots formed in the surface of the fixed plate inwards, fixed columns are slidably mounted in the telescopic slots along the vertical direction, the top ends of the plurality of groups of the fixed columns extend out of the telescopic slots and are fixedly connected with the supporting plate, threaded slots are formed in the bottom ends of the fixed columns inwards, and a screw rod in threaded connection with the threaded slots is rotatably mounted on the bottom wall of the telescopic slots and is connected with the transmission assembly.
4. The steady supporting device for underground tunneling in coal mine according to claim 3, wherein the transmission assembly comprises a control cavity which is arranged below the telescopic slot and is arranged in the fixing plate, the bottom end of the screw rod extends into the control cavity and is fixedly provided with a driven fluted disc, a rotating rod is rotatably arranged in the control cavity, a driving fluted disc which is meshed with the driven fluted disc is fixedly arranged on the surface of the rotating rod, one end of the rotating rod extends out of the fixing plate and is fixedly connected with the control plate, screw holes are formed in the side wall of the fixing plate, a plurality of groups of through holes which are distributed in an annular shape are formed in the surface of the control plate, and fixing bolts which are mutually matched with the screw holes are arranged in the through holes.
5. The steady supporting device for underground tunneling in coal mine according to claim 3, wherein the second positioning assembly comprises two groups of sliding grooves which are arranged on the bottom wall of the supporting plate and are distributed oppositely, a sliding block is arranged in the sliding grooves in a sliding mode, the supporting rod is rotationally connected with the sliding block, a containing hole which is matched with the supporting rod is formed in the surface of the fixing plate, and a clamping groove which is matched with the supporting rod is formed in the side wall of the fixing column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320094212.5U CN219012654U (en) | 2023-02-01 | 2023-02-01 | Stable supporting device for underground tunneling of coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320094212.5U CN219012654U (en) | 2023-02-01 | 2023-02-01 | Stable supporting device for underground tunneling of coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219012654U true CN219012654U (en) | 2023-05-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320094212.5U Active CN219012654U (en) | 2023-02-01 | 2023-02-01 | Stable supporting device for underground tunneling of coal mine |
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| Country | Link |
|---|---|
| CN (1) | CN219012654U (en) |
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2023
- 2023-02-01 CN CN202320094212.5U patent/CN219012654U/en active Active
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