CN212671825U - Supporting frame for coal mining tunneling roadway - Google Patents
Supporting frame for coal mining tunneling roadway Download PDFInfo
- Publication number
- CN212671825U CN212671825U CN202021157644.9U CN202021157644U CN212671825U CN 212671825 U CN212671825 U CN 212671825U CN 202021157644 U CN202021157644 U CN 202021157644U CN 212671825 U CN212671825 U CN 212671825U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- coal mining
- supporting frame
- roof
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000003245 coal Substances 0.000 title claims abstract description 21
- 238000005065 mining Methods 0.000 title claims abstract description 20
- 230000005641 tunneling Effects 0.000 title description 10
- 230000001681 protective effect Effects 0.000 claims description 8
- 238000009412 basement excavation Methods 0.000 claims 7
- 239000004575 stone Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
The utility model relates to a coal mining auxiliary device technical field, especially a braced frame for coal mining tunnelling tunnel, including the roof, a plurality of first mounting holes have been seted up at the middle part on roof surface top, the three top backplate of top fixedly connected with of roof surface, the equal fixedly connected with fixed block in both ends of roof surface top both sides is a plurality of the equal fixedly connected with in both ends couple of fixed block surface one side. The utility model has the advantages that: through a plurality of top backplate of top surface fixed connection of roof, wherein a plurality of top backplate are the arcuation to reach the purpose that can be applicable to different positions, to a certain extent, make whole device have higher suitability, at the both sides fixedly connected with fixed block of roof top surface simultaneously, be provided with the couple in one side of fixed block surface, and then can reach the purpose that sets up the protection network, to avoid the tunnel top to drop the stone and pound the roof, can reduce the unexpected condition and take place the probability.
Description
Technical Field
The utility model relates to a coal mining auxiliary device technical field, especially a braced frame for coal mining tunnelling tunnel.
Background
Most coal mine tunnels are generally drilled by blasting and mechanical tunneling, and along with the continuous improvement of the performance of tunneling mechanical equipment, mechanical tunneling becomes the main development direction.
In the coal mining process, the casualty accidents are mostly roof accidents, the tunneling and the supporting are always influenced mutually due to the fact that the roadway tunneling space is limited and the empty roof operation is not allowed, the supporting must be carried out in time, advance supporting must be carried out before the permanent supporting, the advance supporting always influences the progress and the safety of the tunneling operation, and the currently used supporting frame has the following defects in the actual use process:
the most major structure of temporary support frame that uses at present is complicated, and inconvenient user uses, has increased the time that operating personnel set up the frame, is not suitable for using widely.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's shortcoming, provide a braced frame for coal mining tunnelling tunnel, effectively solved prior art's not enough.
The purpose of the utility model is realized through the following technical scheme: a supporting frame for coal mining and tunneling comprises a top plate, wherein a plurality of first mounting holes are formed in the middle of the top end of the outer surface of the top plate, three top protection plates are fixedly connected to the top end of the outer surface of the top plate, fixed blocks are fixedly connected to two ends of two sides of the top end of the outer surface of the top plate, hooks are fixedly connected to two ends of one side of the outer surface of the fixed blocks, a protective net is arranged on the outer surface of each hook, a plurality of support rods are fixedly connected to two sides of the bottom end of the outer surface of the top plate, bases are fixedly connected to the bottoms of the outer surfaces of the support rods, moving blocks are arranged on the outer surfaces of the support rods, second mounting holes are formed in the middle of one side of the outer surface of each moving block, and the output end of the hydraulic cylinder is fixedly connected with a side guard plate.
Optionally, the inner walls of the first mounting holes are provided with threads, and the top guard plate is connected with the first mounting holes through the bolts.
Optionally, the three top guard plates are arc-shaped, the thicknesses of the top ends of the outer surfaces of the three top guard plates are equal, and the centers of the three top guard plates are collinear.
Optionally, the fixed blocks are not in contact with the outer surfaces of the three top guard plates completely, the hooks are equal in height, and the length of the protective net is not greater than the width of the top plate.
Optionally, a plurality of the base is equally divided into a plurality of bases, and the base is connected with the supporting rod through threads.
Optionally, the side plate is located between the two moving blocks, and the thickness of the side plate is greater than half of the width of the moving blocks.
Optionally, the inner wall of the second mounting hole is provided with threads, and the moving block respectively penetrates through the second mounting hole by using bolts to be fixedly connected with the support rod.
Optionally, the lengths of the side guard plates are equal to the width of the top plate, and the sum of the widths of the side guard plates is not less than the height of the supporting rod.
The utility model has the advantages of it is following:
1. this a braced frame for coal mining tunnelling tunnel, a plurality of top backplate of top surface fixed connection through the roof, wherein a plurality of top backplate are the arcuation to reach the purpose that can be applicable to different positions, to a certain extent, make whole device have higher suitability, simultaneously at the both sides fixedly connected with fixed block of roof top surface, be provided with the couple in one side of fixed block surface, and then can reach the purpose that sets up the protection network, in order to avoid the tunnel top to drop the stone and pound the roof, can reduce the unexpected condition and take place the probability.
2. This a braced frame for coal mining tunnelling tunnel, through a plurality of bracing pieces of roof bottom surface fixed connection, be provided with the curb plate between two bracing pieces, at a plurality of pneumatic cylinders of one side fixedly connected with of curb plate surface, at one side fixedly connected with side guard plate of pneumatic cylinder surface, wherein laminate mutually between two side guard plates, and then can reach the purpose of protecting whole tunnel, make the simple structure of device, the person of facilitating the use uses, operating personnel's work efficiency has been promoted, thereby it is complicated to have solved the braced frame structure that uses at present, the problem of inconvenient use.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the top plate of the present invention;
FIG. 3 is a schematic structural view of the support rod of the present invention;
fig. 4 is a schematic structural diagram of the moving block of the present invention.
In the figure: 1-top plate, 2-top guard plate, 3-protective net, 4-fixed block, 5-hydraulic cylinder, 6-base, 7-support rod, 8-moving block, 9-side guard plate, 10-side plate, 11-second mounting hole, 12-hook and 13-first mounting hole.
Detailed Description
The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.
As shown in fig. 1 to 4, a supporting frame for coal mining and tunneling comprises a top plate 1, a plurality of first mounting holes 13 are formed in the middle of the top end of the outer surface of the top plate 1, three top protection plates 2 are fixedly connected to the top end of the outer surface of the top plate 1, fixed blocks 4 are fixedly connected to both ends of both sides of the top end of the outer surface of the top plate 1, hooks 12 are fixedly connected to both ends of one side of the outer surface of each fixed block 4, a protective net 3 is arranged on the outer surface of each hook 12, a plurality of support rods 7 are fixedly connected to both sides of the bottom end of the outer surface of the top plate 1, a base 6 is fixedly connected to the bottom ends of the outer surfaces of the plurality of support rods 7, a moving block 8 is arranged on the outer surface of the moving block 8, second mounting holes 11 are formed in the middle of one side, the output end of the hydraulic cylinder 5 is fixedly connected with a side guard plate 9.
As an optional technical solution of the utility model:
the inner wall of a plurality of first mounting holes 13 all is provided with the screw thread, three top backplate 2 all through the bolt respectively with a plurality of first mounting holes 13 threaded connection, through a plurality of first mounting holes 13 that set up, can reach the purpose of fixed three top backplate 2 respectively, three top backplate 2 through bolted connection can reach the purpose that convenient to use person installed in earlier stage and later stage were dismantled simultaneously, the three backplate 2 that pushes up of detachable can reach the purpose of being convenient for place and transport.
As an optional technical solution of the utility model:
the three top guard plates 2 are arc-shaped, the thicknesses of the top ends of the outer surfaces of the three top guard plates 2 are equal, the centers of the three top guard plates 2 are collinear, the arc-shaped top guard plates 2 can be suitable for different positions, and to a certain extent, the whole device has high applicability, and meanwhile, the three top guard plates 2 have enough use strength.
As an optional technical solution of the utility model:
contactless completely between the surface of a plurality of fixed blocks 4 and three top backplate 2, the high homoenergetic of a plurality of couples 12 equals, and the length of protection network 3 is not more than the width of roof 1, and totally contactless fixed block 4 and top backplate 2 can reach the two purpose that can not produce mutual interference, and the protection network 3 that sets up simultaneously can reach and avoid the tunnel top to drop the stone and pound roof 1, can reduce the unexpected condition probability of taking place.
As an optional technical solution of the utility model:
one end of 7 surfaces of a plurality of bracing pieces is provided with the screw thread, a plurality of bases 6 equally divide do not with bracing piece 7 threaded connection, the existence of bracing piece 7 can reach the purpose of supporting roof 1, the existence of base 6 simultaneously can increase bracing piece 7 and ground area of contact to guarantee that bracing piece 7 has sufficient use strength, wherein threaded connection's base 6 can reach the purpose of convenient to use person's installation in earlier stage and later stage dismantlement.
As an optional technical solution of the utility model:
the side plate 10 is located between the two moving blocks 8, the thickness of the side plate 10 is larger than half of the width of the moving blocks 8, so that the side plate 10 has enough use strength, wherein the side plate 10 can achieve the purpose of connecting the two moving blocks 10, and the purpose that the side plate 10 can protect the space between the two support rods 7 is achieved.
As an optional technical solution of the utility model:
the inner wall of the second mounting hole 11 is provided with threads, the moving block 8 penetrates through the second mounting hole 11 and is fixedly connected with the supporting rod 7 through bolts, when the moving block is used, the bolts penetrate through the second mounting hole 11 and the supporting rod 7 respectively, the purpose of fixing the position of the moving block 8 can be achieved, meanwhile, corresponding hole positions are arranged on the outer surface of the supporting rod 7, and the purpose that the moving block 8 has enough use strength can be achieved.
As an optional technical solution of the utility model:
the length of a plurality of side guard plates 9 all equals with roof 1's width, the sum of a plurality of side guard plate 9 width is not less than the height of bracing piece 7, wherein laminate between two side guard plates 9 mutually, and then can reach the purpose of protecting whole tunnel, wherein the existence of pneumatic cylinder 5, can reach the purpose that can contact with the position tunnel lateral wall of difference, and can also cushion the pressure that side guard plate 9 received, make the simple structure of device, convenient to use person uses, operating personnel's work efficiency has been promoted.
The working process of the utility model is as follows: when a user uses the device, a plurality of top guard plates 2 are fixedly connected with the top surface of a top plate 1, wherein the top guard plates 2 are arc-shaped, so as to achieve the purpose of being suitable for different positions, the whole device has higher applicability to a certain degree, meanwhile, fixed blocks 4 are fixedly connected with two sides of the top surface of the top plate 1, a hook 12 is arranged on one side of the outer surface of each fixed block 4, so as to achieve the purpose of arranging a protective net 3, so as to prevent stones falling from the top of a roadway from smashing the top plate 1, so as to reduce the probability of accidents, a plurality of support rods 7 are fixedly connected with the bottom surface of the top plate 1, a side plate 10 is arranged between the two support rods 7, a plurality of hydraulic cylinders 5 are fixedly connected with one side of the outer surface of the side plate 10, side guard plates 9 are fixedly connected with one side of the outer surface of the, the supporting frame device is simple in structure, convenient to use and capable of improving the working efficiency of operators, and therefore the problems that the supporting frame structure used at present is complex and inconvenient to use are solved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a supporting framework for coal mining tunnelling tunnel which characterized in that: the protective device comprises a top plate (1), wherein a plurality of first mounting holes (13) are formed in the middle of the top end of the outer surface of the top plate (1), three top protective plates (2) are fixedly connected to the top end of the outer surface of the top plate (1), fixed blocks (4) are fixedly connected to two ends of two sides of the top end of the outer surface of the top plate (1), hooks (12) are fixedly connected to two ends of one side of the outer surface of the fixed blocks (4), protective nets (3) are arranged on the outer surface of the hooks (12), a plurality of support rods (7) are fixedly connected to two sides of the bottom end of the outer surface of the top plate (1), bases (6) are fixedly connected to the bottom ends of the outer surfaces of the support rods (7), a moving block (8) is arranged on the outer surface of the support rods (7), second mounting holes (11) are formed in the middle of one side of the outer, one side of the outer surface of the side plate (10) is fixedly connected with a plurality of hydraulic cylinders (5), and the output end of each hydraulic cylinder (5) is fixedly connected with a side guard plate (9).
2. A supporting frame for a coal mining excavation roadway according to claim 1, characterized in that: the inner walls of the first mounting holes (13) are provided with threads, and the top guard plate (2) is connected with the first mounting holes (13) through the bolts respectively.
3. A supporting frame for a coal mining excavation roadway according to claim 1, characterized in that: the three top guard plates (2) are all arc-shaped, the thicknesses of the top ends of the outer surfaces of the three top guard plates (2) are equal, and the centers of the three top guard plates (2) are collinear.
4. A supporting frame for a coal mining excavation roadway according to claim 1, characterized in that: the fixed blocks (4) are not in contact with the outer surfaces of the three top guard plates (2), the hooks (12) are equal in height, and the length of the protective net (3) is not greater than the width of the top plate (1).
5. A supporting frame for a coal mining excavation roadway according to claim 1, characterized in that: a plurality of one end of bracing piece (7) surface is provided with the screw thread, and is a plurality of base (6) are equallyd divide and are respectively with bracing piece (7) threaded connection.
6. A supporting frame for a coal mining excavation roadway according to claim 1, characterized in that: the side plates (10) are located between the two moving blocks (8), and the thickness of the side plates (10) is larger than half of the width of the moving blocks (8).
7. A supporting frame for a coal mining excavation roadway according to claim 1, characterized in that: the inner wall of the second mounting hole (11) is provided with threads, and the moving block (8) penetrates through the second mounting hole (11) through bolts to be fixedly connected with the supporting rod (7).
8. A supporting frame for a coal mining excavation roadway according to claim 1, characterized in that: the length of the side guard plates (9) is equal to the width of the top plate (1), and the sum of the widths of the side guard plates (9) is not less than the height of the supporting rod (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021157644.9U CN212671825U (en) | 2020-06-19 | 2020-06-19 | Supporting frame for coal mining tunneling roadway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021157644.9U CN212671825U (en) | 2020-06-19 | 2020-06-19 | Supporting frame for coal mining tunneling roadway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212671825U true CN212671825U (en) | 2021-03-09 |
Family
ID=74817782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021157644.9U Expired - Fee Related CN212671825U (en) | 2020-06-19 | 2020-06-19 | Supporting frame for coal mining tunneling roadway |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212671825U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115263380A (en) * | 2022-06-24 | 2022-11-01 | 徐州安普瑞特能源科技有限公司 | Mine hole mining protection equipment |
-
2020
- 2020-06-19 CN CN202021157644.9U patent/CN212671825U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115263380A (en) * | 2022-06-24 | 2022-11-01 | 徐州安普瑞特能源科技有限公司 | Mine hole mining protection equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111520172A (en) | Net laying device and tunneling and anchoring integrated unit | |
| CN212671825U (en) | Supporting frame for coal mining tunneling roadway | |
| CN105781593A (en) | Steel grating assisted diversion tunnel preliminary bracing structure and method | |
| CN108360560A (en) | A kind of assembled steel case hangar tunnel and construction method suitable for rescue and relief work | |
| CN206419050U (en) | A kind of alley hydraulic support of supporting variable-width | |
| CN103615269A (en) | Improved soft rock roadway integral tunneling protection support | |
| CN109404009B (en) | Integral dismounting structure for assembled type negative ring pipe slice of shield method connection channel | |
| CN111911202B (en) | Colliery rock burst supporting device | |
| CN113446020A (en) | Non-hole-expanding type hole inner dismounting method for open type TBM (tunnel boring machine) host | |
| CN210440067U (en) | Movable anchor protection piece can keep somewhere tunnel support rack | |
| CN110056362B (en) | Shield receiving and lateral translation hoisting method in air duct of underground excavation station | |
| CN104533493B (en) | It is a kind of to be used to tunnel the shield support with back production | |
| CN213015397U (en) | Can have enough to meet need post-cast strip and prop up and establish device | |
| CN213478375U (en) | Temporary supporting structure for underground coal mine roadway | |
| CN210113383U (en) | Combined tamping mechanism for filling gangue in coal mine | |
| CN210440064U (en) | Walking type supporting system for arch-shaped roadway excavation | |
| CN212337302U (en) | Multifunctional mobile platform for subway underground excavation tunnel | |
| CN210141146U (en) | Narrow body rotary four-arm jumbolter for coal mine | |
| CN217151999U (en) | Tunneling advance support device | |
| CN210049557U (en) | Operation rack under abrupt change section | |
| CN113914901A (en) | Tunnel supporting structure | |
| CN219754559U (en) | Advanced support equipment | |
| CN211258609U (en) | Novel TBM top shield | |
| CN220828259U (en) | Emergency evacuation channel | |
| CN218542280U (en) | Temporary supporting device for tunnel arch frame |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210309 |