CN216277942U - Temporary reinforcing and supporting device for coal mine tunnel in coal mining excavation - Google Patents
Temporary reinforcing and supporting device for coal mine tunnel in coal mining excavation Download PDFInfo
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- CN216277942U CN216277942U CN202122554857.6U CN202122554857U CN216277942U CN 216277942 U CN216277942 U CN 216277942U CN 202122554857 U CN202122554857 U CN 202122554857U CN 216277942 U CN216277942 U CN 216277942U
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- coal mine
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- 230000008093 supporting effect Effects 0.000 title claims abstract description 58
- 239000003245 coal Substances 0.000 title claims abstract description 48
- 238000009412 basement excavation Methods 0.000 title claims abstract description 16
- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 16
- 238000005065 mining Methods 0.000 title claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims abstract description 18
- 244000309464 bull Species 0.000 claims abstract description 12
- 230000002787 reinforcement Effects 0.000 claims abstract description 6
- 238000009434 installation Methods 0.000 claims abstract description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
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Abstract
The utility model discloses a temporary reinforcing and supporting device for a coal mine tunnel in coal mining excavation, which comprises a supporting column and a protection plate arranged on the side edge of the supporting column, wherein a top column is fixed at the top of the supporting column, an installation box is fixed at the top of the top column, and an auxiliary protection plate and a transmission assembly adjusted by a spreading assembly are arranged at the middle section in the supporting column; the transmission assembly is including rotating the worm wheel that sets up in support column center department, the middle part department of support column wears to establish and installs the worm, worm wheel bottom department is fixed with the bull stick, bull stick and expansion subassembly cooperation, the cover is established on the threaded rod of supporting component and is fixed with second meshing wheel, is fixed with on the bull stick and takes turns the first meshing wheel of complex with second meshing. This coal mine tunnel temporary reinforcement supporting device in coal mining tunnelling, reasonable in design can realize the cooperation expansion or the shrink of multiunit device through a set of transmission, improves temporary reinforcement device's dismouting efficiency, is fit for using widely.
Description
Technical Field
The utility model belongs to the technical field of coal mining, and particularly relates to a temporary reinforcing and supporting device for a coal mine tunnel in coal mining excavation.
Background
Coal mines are used as important energy materials and are widely applied in the fields of industrial production and the like, coal mines are generally hidden underground, so the mining operation of the coal mines is also underground operation, the coal mine is generally conveyed and personnel enter and exit by virtue of a coal mine tunnel when the coal mines are mined underground, the stability of the coal mine tunnel is related to the mining safety, after the tunnel is excavated, the tunnel needs to be reinforced by a retaining structure to ensure the stability of the tunnel, the support can be improved for the tunnel by a temporary support device before the construction of a support structure, and the temporary support device can be dismantled after the subsequent support is stabilized, but the existing temporary support device for the coal mines has some defects when in use.
The existing temporary reinforcing support for the coal mine tunnel is mainly combined, supported and fastened through a plurality of groups of supporting plates, and is inconvenient to disassemble after temporary support.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a temporary reinforcing and supporting device for a coal mine tunnel in coal mining excavation, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a temporary reinforcing and supporting device for a coal mine tunnel in coal mining excavation comprises a supporting column and protection plates arranged on the side edges of the supporting column, wherein a top column is fixed at the top of the supporting column, a mounting box is fixed at the top of the top column, a top plate is arranged at the top of the mounting box, mounting cavities are symmetrically formed in two sides of the supporting column, supporting components for adjusting auxiliary protection plates are arranged in the mounting cavities, a bottom plate is arranged at the bottom of the supporting column, an unfolding component is arranged on the bottom plate, and an auxiliary protection plate and a transmission component for adjusting the unfolding component are arranged at the middle section in the supporting column;
the transmission assembly is including rotating the worm wheel that sets up in support column center department, the middle part department of support column wears to establish and installs the worm, worm wheel bottom department is fixed with the bull stick, bull stick and expansion subassembly cooperation, the cover is established on the threaded rod of supporting component and is fixed with second meshing wheel, is fixed with on the bull stick and takes turns the first meshing wheel of complex with second meshing.
Preferably, the first meshing wheel is meshed with the second meshing wheel, and the worm wheel are in matched transmission.
Preferably, the supporting component comprises a threaded rod rotatably arranged in the mounting cavity, the threaded rod is sleeved with a sliding block, and a supporting plate is hinged between the sliding block and the protective plate.
Preferably, the threaded rod is in threaded fit with the sliding block, and two threads with opposite spiral directions are symmetrically formed in the threaded rod.
Preferably, the unfolding component comprises a second bevel gear rotatably arranged in the bottom plate, a first bevel gear matched with the second bevel gear is rotatably arranged in the bottom plate, a screw rod is fixed on the outer side edge of the first bevel gear, the screw rod is arranged on the unfolding plate in a penetrating mode, and the unfolding plate is in threaded fit with the screw rod.
Preferably, the top of the mounting box is hinged with a hydraulic rod, the bottom of the top plate is inserted into the mounting box, and one end, far away from the mounting box, of the hydraulic rod is hinged to the bottom of the top plate.
The utility model has the technical effects and advantages that: this coal mine tunnel temporary reinforcement supporting device in coal mining tunnelling, through setting up the supporting component, the threaded rod in the supporting component, the slider, cooperation between the extension board, can carry out fine auxiliary stay to the tunnel side in the course of the work, transmission assembly through setting up, carousel in the transmission assembly, the worm wheel, first meshing wheel and second meshing wheel and supporting component and the cooperation between the expansion subassembly, can be in the course of the work, make supporting component and expansion subassembly expand simultaneously through transmission assembly's transmission, and then carry out fine support to the tunnel lateral wall, make the expansion board expand at the in-process that the tunnel side supported simultaneously, improve the whole supporting effect of device, avoid realizing the adjustment of device through adjusting multiunit equipment adjusting device. This coal mine tunnel temporary reinforcement supporting device in coal mining tunnelling, reasonable in design can realize the cooperation expansion or the shrink of multiunit device through a set of transmission, improves temporary reinforcement device's dismouting efficiency, is fit for using widely.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a sectional view of a portion of the support post of the present invention;
FIG. 3 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;
fig. 4 is a cross-sectional view of the base plate of the present invention.
In the figure: 1. a support pillar; 2. a top pillar; 3. mounting a box; 4. a top plate; 5. a hydraulic lever; 6. a protection plate; 7. a support assembly; 8. a threaded rod; 9. a slider; 10. a support plate; 11. a turntable; 111. a worm; 12. a worm gear; 13. a first meshing wheel; 14. a second meshing wheel; 15. a transmission assembly; 16. a base plate; 17. a deployment assembly; 18. an expansion plate; 19. a screw rod; 20. a first bevel gear; 21. a second bevel gear.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.
Example 1: when the device needs to be unfolded, the utility model provides a temporary reinforcing and supporting device for a coal mine roadway in coal mining excavation, which is shown in fig. 1, fig. 2 and fig. 3 and fig. 4, and comprises a supporting column 1 and protection plates 6 arranged on the side edges of the supporting column 1, wherein mounting cavities are symmetrically formed in two sides of the supporting column 1, supporting components 7 adjusted by auxiliary protection plates 6 are arranged in the mounting cavities, a bottom plate 16 is arranged at the bottom of the supporting column 1, an unfolding component 17 is arranged on the bottom plate 16, and a transmission component 15 adjusted by the auxiliary protection plates 6 and the unfolding component 17 is arranged at the middle section in the supporting column 1;
Specifically, the first meshing wheel 13 is meshed with the second meshing wheel 14, and the worm 111 is in matched transmission with the worm wheel 12.
Specifically, supporting component 7 establishes including rotating the threaded rod 8 that sets up in the installation cavity on the threaded rod 8 and installs slider 9, and supporting component 7 can carry out fine adjustment to the position of guard plate 6 according to the difference of tunnel width, and the articulated extension board 10 of installing between slider 9 and the guard plate 6.
Specifically, the threaded rod 8 is in threaded fit with the sliding block 9, and two threads with opposite spiral directions are symmetrically arranged on the threaded rod 8.
Specifically, the unfolding component 17 comprises a second bevel gear 21 which is rotatably arranged inside the bottom plate 16, the unfolding component 17 can adjust the position of the unfolding plate 18 when needed, so that the unfolding component can be unfolded during working, the overall working effect of the bottom plate 16 is improved, a first bevel gear 20 matched with the second bevel gear 21 is rotatably arranged inside the bottom plate 16, a screw rod 19 is fixed on the outer side edge of the first bevel gear 20, the screw rod 19 is arranged on the unfolding plate 18 in a penetrating mode, and the unfolding plate 18 is in threaded fit with the screw rod 19.
The working principle of the temporary reinforcing and supporting device for the coal mine roadway in coal mine excavation is that a rotary table 11 is rotated, the rotary table 11 drives a worm 111 to rotate when rotating, the worm 111 and a worm wheel 12 are in matched transmission, so that a rotary rod and a first meshing wheel 13 rotate, the rotary rod drives a second bevel gear 21 to rotate when rotating, the second bevel gear 21 is meshed with a first bevel gear 20, so that a lead screw 19 rotates, the lead screw 19 is in threaded fit with an expansion plate 18, so that the expansion plate 18 extends out and expands, meanwhile, the first meshing wheel 13 rotates to drive a second meshing wheel 14 to be matched, so that a threaded rod 8 rotates, the threaded rod 8 is in threaded fit with a sliding block 9, so that the sliding block 9 moves, so that a support plate 10 points out, and a protection plate 6 extends out to support the side edge of the roadway.
Example 2: when the position of the top plate 4 needs to be adjusted, the utility model provides a temporary reinforcing and supporting device for a coal mine tunnel in coal mining excavation, as shown in fig. 1 and fig. 2, a top post 2 is fixed at the top of a support post 1, a mounting box 3 is fixed at the top of the top post 2, the top plate 4 is installed at the top of the mounting box 3, a hydraulic rod 5 is hinged at the top of the mounting box 3, the bottom of the top plate 4 is inserted and installed on the mounting box 3, one end, far away from the mounting box 3, of the hydraulic rod 5 is hinged at the bottom of the top plate 4, the position of the top plate 4 can be adjusted by the extension of the hydraulic rod 5, and further the position of the top plate 4 is adjusted according to the position of the tunnel roof.
According to the working principle, the coal mine roadway temporary reinforcing and supporting device in coal mine excavation extends the hydraulic rod 5 to support the top plate 4, so that the position of the top plate 4 is adjusted, and the top of the roadway is supported.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a coal mine tunnel temporary reinforcement supporting device in coal mining excavation, includes support column (1) and installs guard plate (6) on support column (1) side, its characterized in that: a top column (2) is fixed at the top of the supporting column (1), a mounting box (3) is fixed at the top of the top column (2), a top plate (4) is mounted at the top of the mounting box (3), mounting cavities are symmetrically formed in two sides of the supporting column (1), a supporting component (7) adjusted by an auxiliary protection plate (6) is arranged in each mounting cavity, a bottom plate (16) is mounted at the bottom of the supporting column (1), an unfolding component (17) is arranged on each bottom plate (16), and a transmission component (15) adjusted by the auxiliary protection plate (6) and the unfolding component (17) is arranged at the middle section in the supporting column (1);
drive assembly (15) are including rotating worm wheel (12) that sets up in support column (1) center department, middle section department of support column (1) wears to establish and installs worm (111), worm wheel (12) bottom department is fixed with the bull stick, the bull stick with expand subassembly (17) cooperation, the cover is established on threaded rod (8) of supporting component (7) and is fixed with second meshing wheel (14), be fixed with on the bull stick with second meshing wheel (14) complex first meshing wheel (13).
2. The temporary reinforcing and supporting device for the coal mine tunnel in coal mine excavation according to claim 1, characterized in that: the first meshing wheel (13) is meshed with the second meshing wheel (14), and the worm (111) and the worm wheel (12) are in matched transmission.
3. The temporary reinforcing and supporting device for the coal mine tunnel in coal mine excavation according to claim 2, characterized in that: the supporting component (7) comprises a threaded rod (8) which is rotatably arranged in the installation cavity, a sliding block (9) is sleeved on the threaded rod (8), and a supporting plate (10) is hinged between the sliding block (9) and the protection plate (6).
4. The temporary reinforcing and supporting device for the coal mine tunnel in coal mine excavation according to claim 3, characterized in that: the threaded rod (8) is in threaded fit with the sliding block (9), and two threads with opposite spiral directions are symmetrically arranged on the threaded rod (8).
5. The temporary reinforcing and supporting device for the coal mine tunnel in coal mine excavation according to claim 1, characterized in that: the unfolding assembly (17) comprises a second bevel gear (21) which is rotatably arranged inside the bottom plate (16), a first bevel gear (20) matched with the second bevel gear (21) is rotatably arranged inside the bottom plate (16), a screw rod (19) is fixed on the outer side edge of the first bevel gear (20), the screw rod (19) is arranged on the unfolding plate (18) in a penetrating mode, and the unfolding plate (18) is in threaded fit with the screw rod (19).
6. The temporary reinforcing and supporting device for the coal mine tunnel in coal mine excavation according to claim 1, characterized in that: the hydraulic rod (5) is installed at the top of the mounting box (3) in a hinged mode, the bottom of the top plate (4) is installed on the mounting box (3) in a plugged mode, and one end, away from the mounting box (3), of the hydraulic rod (5) is installed at the bottom of the top plate (4) in a hinged mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122554857.6U CN216277942U (en) | 2021-10-22 | 2021-10-22 | Temporary reinforcing and supporting device for coal mine tunnel in coal mining excavation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122554857.6U CN216277942U (en) | 2021-10-22 | 2021-10-22 | Temporary reinforcing and supporting device for coal mine tunnel in coal mining excavation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216277942U true CN216277942U (en) | 2022-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122554857.6U Expired - Fee Related CN216277942U (en) | 2021-10-22 | 2021-10-22 | Temporary reinforcing and supporting device for coal mine tunnel in coal mining excavation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216277942U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114991524A (en) * | 2022-07-08 | 2022-09-02 | 南京工业大学 | Be used for building antidetonation reinforced structure |
-
2021
- 2021-10-22 CN CN202122554857.6U patent/CN216277942U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114991524A (en) * | 2022-07-08 | 2022-09-02 | 南京工业大学 | Be used for building antidetonation reinforced structure |
| CN114991524B (en) * | 2022-07-08 | 2023-08-25 | 南京工业大学 | Reinforcing structure for building earthquake resistance |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220412 |
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| CF01 | Termination of patent right due to non-payment of annual fee |