CN107725063B - Drilling and tunneling portal frame - Google Patents
Drilling and tunneling portal frame Download PDFInfo
- Publication number
- CN107725063B CN107725063B CN201711135452.0A CN201711135452A CN107725063B CN 107725063 B CN107725063 B CN 107725063B CN 201711135452 A CN201711135452 A CN 201711135452A CN 107725063 B CN107725063 B CN 107725063B
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- Prior art keywords
- frame
- sliding
- rock drilling
- cube
- arc
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- 238000005553 drilling Methods 0.000 title claims abstract description 81
- 230000005641 tunneling Effects 0.000 title claims abstract description 26
- 239000011435 rock Substances 0.000 claims abstract description 77
- 239000002893 slag Substances 0.000 claims description 11
- 238000007599 discharging Methods 0.000 claims description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 15
- 238000000034 method Methods 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005422 blasting Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/10—Making by using boring or cutting machines
- E21D9/1093—Devices for supporting, advancing or orientating the machine or the tool-carrier
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a rock drilling tunneling portal frame which has a simple structure and good structural stability, can realize multi-point simultaneous drilling and improves the construction efficiency. The rock drilling tunneling portal frame comprises a cubic frame and a rectangular sliding frame; an arc-shaped sliding rail is arranged on the outer side of the cube frame; the sliding frame is sleeved on the cube frame; the cube frame is provided with a lifting device for driving the sliding frame to slide along the vertical direction; one end of the sliding frame is provided with a mounting bracket, and the mounting bracket is provided with a rock drilling and splitting device; the arc-shaped track is provided with a sliding block sliding along the arc-shaped track, and the sliding block is provided with a driving device for driving the sliding block to slide along the arc-shaped track; the slide block is provided with a rock drilling and splitting device; the bottom of the cube frame is provided with a roller. The stability of the structure can be ensured by adopting the rock drilling tunneling portal frame to optimize stress; the construction safety can be improved, and the construction cost is reduced.
Description
Technical Field
The invention relates to the field of tunnel rock drilling, in particular to a rock drilling tunneling portal frame.
Background
It is known that: in the tunnel construction process, a drilling and blasting method is mostly adopted, and drilling holes by using a drilling trolley is common in tunnel construction, and the main purpose of the drilling and blasting method is to improve the tunneling speed, improve the working environment of constructors and free the constructors from drilling under severe conditions and heavy work.
Existing rock drill jumbo rock drills are basically connected to the trolley by means of support arms, such as: nine-arm trolley in japan and chinese patent application "a thousand-hand rock drill"; the utility model provides a thousand hand rock drill discloses a thousand hand rock drill, including the frame, be equipped with the workstation in the frame, the support, support the running gear of frame, install power device in the frame, hydraulic power device is equipped with a set of hydraulic support device in the frame, the device supports the organism that has the rock drill respectively. The utility model adjusts the height of the rock drill connected with the end parts by utilizing the multistage movable arms and the hydraulic cylinders and the piston rods connected with the arms, adjusts the state of the rock drill, such as horizontal position or angle drilling, greatly lightens the labor intensity of workers and improves the working efficiency. The rock drill is arranged on the supporting arm, so that the rock drill needs to be provided with the supporting arm, the rock drill is high in material requirement on the supporting arm because the acting force received by the rock drill in the working process is high, meanwhile, the rock drill is supported by the supporting arm to occupy large space, mutual interference is easy to occur in the operation process, multi-point simultaneous drilling is not easy to realize, the construction efficiency is low, and the manufacturing cost is high.
Especially, when tunneling the rock drilling of the existing large tunnel, such as tunneling the tunnel with the section equivalent diameter of 7-10 m, the existing rock drilling tunneling vehicle has the defects of complex structure, incapability of realizing multipoint simultaneous drilling, low rock drilling efficiency, higher manufacturing cost, low construction efficiency and higher construction cost.
Disclosure of Invention
The invention aims to solve the technical problem of providing the rock drilling and tunneling portal frame which has a simple structure and good structural stability, can realize multi-point simultaneous drilling and improve the construction efficiency while guaranteeing the construction safety.
The technical scheme adopted for solving the technical problems is as follows: the invention provides a rock drilling tunneling portal frame, which comprises a cubic frame and a rectangular sliding frame, wherein the cubic frame is provided with a plurality of sliding frames; an arc-shaped sliding rail is arranged on the outer side of the cube frame; the sliding frame is sleeved on the outer side of the cube frame and is in sliding fit with the cube frame; lifting devices for driving the sliding frame to slide in the vertical direction are arranged on two opposite side surfaces of the cube frame; the lower part of the cube frame is provided with a slag discharging section;
One end of the sliding frame is provided with a mounting bracket, and the mounting bracket is provided with a rock drilling and splitting device; the arc-shaped track is provided with a sliding block sliding along the arc-shaped track, and the sliding block is provided with a driving device for driving the sliding block to slide along the arc-shaped track; the slide block is provided with a rock drilling and splitting device;
The rock drilling and splitting device on the sliding block and the rock drilling and splitting device on the mounting bracket are both directed to one end of the slag discharging interval, and the bottom of the cube frame is provided with rollers.
Further, two opposite side surfaces of the cube frame are provided with vertical guide rails; the sliding frame realizes guiding in the vertical direction through the guide rail.
Further, second vertical guide rails are arranged on the upright posts on the front end face and the rear end face of the cube frame; the inner rings at the front end and the rear end of the sliding frame are provided with clamping grooves matched with the second vertical guide rails and are in sliding fit with the second vertical guide rails.
Preferably, the cubic frame is a steel structure frame.
Preferably, the lifting device adopts a hydraulic cylinder, one end of the hydraulic cylinder is fixed at the upper end of the cube frame, and the other end of the hydraulic cylinder is fixedly connected with the sliding frame.
Further, a hydraulic driving device for driving the roller to roll is arranged on the roller.
Optionally, the hydraulic driving device adopts a hydraulic pump.
The beneficial effects of the invention are as follows: according to the rock drilling tunneling portal frame, as the sliding frame capable of sliding in the vertical direction is sleeved on the cube frame, the mounting bracket is arranged at one end of the sliding frame, the rock drilling splitting device is arranged on the mounting bracket, the arc-shaped sliding rail is arranged on the outer side of the cube frame, the sliding block is arranged on the arc-shaped rail, and the rock drilling splitting device is arranged on the sliding block; therefore, the upper and lower positions of the rock drilling and splitting device on the mounting support and the positions of the rock drilling and splitting device on the arc-shaped track can be adjusted, rock drilling on each position of the end face of the tunnel can be realized, and the working efficiency can be improved. Meanwhile, as the sliding frame which can slide along the vertical direction is sleeved on the cube frame, the structure is simplified, the space is saved, and the stress can be optimized to ensure the stability of the structure; the construction safety can be improved, and the stability of the equipment in the working process is ensured; finally, as a plurality of rock drilling splitting devices can be arranged on the mounting bracket, a plurality of rock drills can be mounted in a limited space, so that multi-point simultaneous drilling is realized, the working efficiency is improved, and the construction cost is reduced.
Drawings
FIG. 1 is a perspective view of a rock drilling and tunnelling gantry in an embodiment of the present invention;
FIG. 2 is a front view of a rock drilling and tunnelling gantry in an embodiment of the present invention;
FIG. 3 is a top view of a rock drilling and tunnelling gantry in an embodiment of the present invention;
FIG. 4 is a side view of a rock drilling and tunnelling gantry in an embodiment of the present invention;
The figures indicate: the device comprises a 1-cube frame, a 2-sliding frame, a 3-mounting bracket, a 4-arc-shaped sliding rail, a 5-rock drilling and splitting device, a 6-sliding block, a 61-driving device, a 7-lifting device, an 8-guide rail, a 9-roller, a 10-hydraulic driving device, a 11-second vertical guide rail and a 12-slag discharging section.
Detailed Description
The invention will be further described with reference to the drawings and examples.
As shown in fig. 1 to 4, the rock drilling and tunneling portal frame of the invention comprises a cubic frame 1 and a rectangular sliding frame 2; an arc-shaped sliding rail 4 is arranged on the outer side of the cube frame 1; the sliding frame 2 is sleeved on the outer side of the cube frame 1 and is in sliding fit with the cube frame 1; lifting devices 7 for driving the sliding frame 2 to slide along the vertical direction are arranged on two opposite side surfaces of the cube frame 1; the lower part of the cubic frame 1 is provided with a slag discharging section 12;
One end of the sliding frame 2 is provided with a mounting bracket 3, and the mounting bracket is provided with a rock drilling and splitting device 5; the arc-shaped track 4 is provided with a sliding block 6 sliding along the arc-shaped track 4, and the sliding block 6 is provided with a driving device 61 for driving the sliding block 6 to slide along the arc-shaped track 4; the slide block 6 is provided with a rock drilling and splitting device 5;
the rock drilling and splitting device 5 on the sliding block 6 and the rock drilling and splitting device 5 on the mounting bracket 3 are all directed to one end of the slag discharging section 12; the bottom of the cube frame 1 is provided with rollers 9.
In particular, the driving device 61 for driving the slide 6 to slide on the arc-shaped slide rail may be a driving device for driving the roller coaster on the slide rail in the prior art.
During the application process:
and installing the rock drilling and tunneling portal frame at the entrance of the tunnel, and then arranging an operating room and a hydraulic workstation behind the rock drilling and tunneling portal frame or above a slag discharging section 12 on the rock drilling and tunneling portal frame, and then performing construction.
When the operating room and the hydraulic working station are arranged at the rear of the drilling and tunneling portal frame, a transportation vehicle carrying mode can be adopted, the hydraulic working station and the operating room are arranged on the transportation vehicle at the rear of the drilling and tunneling portal frame, and the subsequent transportation vehicle can influence slag discharge. At the moment, a camera is arranged on the drilling tunneling gantry frame, so that operators in the operating room can observe the front drilling condition conveniently.
The operating room and the hydraulic working station are arranged above the slag discharging section 12 on the rock drilling and driving portal frame, so that the space can be saved, the whole equipment is compact, and the follow-up slag discharging is not influenced.
During operation:
Firstly, the sliding frame 2 is slid to the highest point, so that the rock drilling and splitting device 5 is positioned at the uppermost end, the rock drilling and tunneling of the upper part of the tunnel end face is realized, and the rock drilling and splitting device 5 on the arc-shaped sliding rail 4 is moved to a corresponding position, so that the rock drilling and droping of the edge part of the tunnel section is realized.
Then the sliding frame 2 is enabled to slide downwards through the lifting device 7, after a certain distance of sliding, a transverse rock drilling tunneling is carried out again, and meanwhile the rock drilling splitting device 5 on the arc-shaped sliding rail 4 is enabled to move by a corresponding position, so that rock drilling of the edge part of the section of the tunnel is carried out. And so on until the sliding frame 2 slides to the lowest position to realize the rock drilling and tunneling of the bottom of the tunnel, and the rock drilling and splitting device 5 on the arc-shaped sliding rail 4 realizes the rock drilling and tunneling of the section edge of the tunnel.
In summary, according to the rock drilling and tunneling portal frame disclosed by the invention, as the sliding frame 2 capable of sliding along the vertical direction is sleeved on the cube frame 1, the mounting bracket 3 is arranged at one end of the sliding frame 2, the rock drilling and splitting device 5 is arranged on the mounting bracket 3, the arc-shaped sliding rail 4 is arranged at the outer side of the cube frame 1, the sliding block 6 is arranged on the arc-shaped sliding rail 4, and the rock drilling and splitting device 5 is arranged on the sliding block 6; therefore, the vertical position adjustment of the rock drilling and splitting device 5 on the mounting bracket 1 and the position adjustment of the rock drilling and splitting device 5 on the arc-shaped track 4 can be realized, the rock drilling of each position of the tunnel end face can be realized, and the working efficiency can be improved. Meanwhile, as the sliding frame 2 which can slide along the vertical direction is sleeved on the cube frame 1, the structure is simplified, the space is saved, and the stress can be optimized to ensure the stability of the structure; the construction safety can be improved, and the stability of the equipment in the working process is ensured; finally, as a plurality of rock drilling splitting devices can be arranged on the mounting bracket, a plurality of rock drills can be mounted in a limited space, so that multi-point simultaneous drilling is realized, the working efficiency is improved, and the construction cost is reduced.
In order to make the structure more stable, the sliding frame 2 will not be blocked during the sliding process, and further, two opposite sides of the cubic frame 1 are provided with vertical guide rails 8; the sliding frame 2 is guided in the vertical direction by guide rails 8.
In order to further optimize the stress of the sliding frame 2 and avoid the clamping of the front end and the rear end of the sliding frame 2, further, second vertical guide rails 11 are arranged on the upright posts of the front end and the rear end of the cubic frame 1; the inner rings at the front end and the rear end of the sliding frame 2 are provided with clamping grooves matched with the second vertical guide rail 11 and are in sliding fit with the second vertical guide rail 11.
For cost reduction, ease of manufacture and installation, the cube frame 1 is optionally a steel structural frame.
The lifting device 7 can take various forms, such as a sliding table, and the lifting device is required to realize lifting of the upper and lower positions, so that the lifting device is stressed greatly, and the lifting device 7 adopts a hydraulic cylinder for ensuring the working stability of equipment and facilitating control, wherein one end of the hydraulic cylinder is fixed at the upper end of the cube frame 1, and the other end of the hydraulic cylinder is fixedly connected with the sliding frame 2.
In order to realize the automatic walking of the cube frame 1 and avoid manual pushing, further, a hydraulic driving device 10 for driving the roller 9 to roll is arranged on the roller 9.
For ease of control, while reducing costs, further, the hydraulic drive 10 employs a hydraulic pump.
Claims (5)
1. The drilling and tunneling portal frame is characterized in that: comprises a cubic frame (1) and a rectangular sliding frame (2); an arc-shaped track (4) is arranged on the outer side of the cube frame (1); the sliding frame (2) is sleeved on the outer side of the cube frame (1) and is in sliding fit with the cube frame (1); lifting devices (7) for driving the sliding frame (2) to slide along the vertical direction are arranged on two opposite side surfaces of the cube frame (1); the lower part of the cube frame (1) is provided with a slag discharging section (12);
one end of the sliding frame (2) is provided with a mounting bracket (3), and the mounting bracket is provided with a rock drilling and splitting device (5); a sliding block (6) sliding along the arc-shaped track (4) is arranged on the arc-shaped track (4), and a driving device (61) for driving the sliding block (6) to slide along the arc-shaped track (4) is arranged on the sliding block (6); the slide block (6) is provided with a rock drilling and splitting device (5);
The rock drilling and splitting device (5) on the sliding block (6) and the rock drilling and splitting device (5) on the mounting bracket (3) are both directed to one end of the slag discharging section (12); the bottom of the cube frame (1) is provided with a roller (9);
Two opposite side surfaces of the cube frame (1) are provided with vertical guide rails (8); the sliding frame (2) realizes the guiding in the vertical direction through a guide rail (8);
the upright posts of the front end face and the rear end face of the cube frame (1) are respectively provided with a second vertical guide rail (11); the inner rings at the front end and the rear end of the sliding frame (2) are provided with clamping grooves matched with the second vertical guide rails (11) and are in sliding fit with the second vertical guide rails (11).
2. A rock drilling and tunnelling gantry as claimed in claim 1, wherein: the cube frame (1) is a steel structure frame.
3. A rock drilling and tunnelling gantry as claimed in claim 1, wherein: the lifting device (7) adopts a hydraulic cylinder, one end of the hydraulic cylinder is fixed at the upper end of the cube frame (1), and the other end of the hydraulic cylinder is fixedly connected with the sliding frame (2).
4. A rock drilling and tunnelling gantry as claimed in claim 1, wherein: the roller (9) is provided with a hydraulic driving device (10) for driving the roller (9) to roll.
5. A rock drilling and tunnelling gantry as claimed in claim 4, wherein: the hydraulic drive device (10) adopts a hydraulic pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711135452.0A CN107725063B (en) | 2017-11-16 | 2017-11-16 | Drilling and tunneling portal frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711135452.0A CN107725063B (en) | 2017-11-16 | 2017-11-16 | Drilling and tunneling portal frame |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107725063A CN107725063A (en) | 2018-02-23 |
| CN107725063B true CN107725063B (en) | 2024-06-11 |
Family
ID=61216882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711135452.0A Active CN107725063B (en) | 2017-11-16 | 2017-11-16 | Drilling and tunneling portal frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107725063B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109519189B (en) * | 2018-12-31 | 2024-04-16 | 中车智能交通工程技术有限公司 | Tunnel boring device |
| CN109611112B (en) * | 2019-01-30 | 2024-01-02 | 涪特智能装备（重庆）有限公司 | Multi-head rock drilling machine for tunnel excavation and tunneling |
| CN112302674B (en) * | 2020-10-30 | 2022-08-30 | 国家电网有限公司 | Tunnel construction device with rail clamping, sliding and positioning functions |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100821493B1 (en) * | 2007-11-27 | 2008-04-14 | 송명환 | An automatic core drill device |
| CN104675326A (en) * | 2013-11-30 | 2015-06-03 | 西安众智惠泽光电科技有限公司 | Tunnel blasting excavation construction multi-functional drilling and blasting trolley |
| CN104895578A (en) * | 2015-06-09 | 2015-09-09 | 中铁工程机械研究设计院有限公司 | Circular-rail multifunctional drill jumbo system |
| CN205154016U (en) * | 2015-11-27 | 2016-04-13 | 福州快连建工机械有限公司 | Many rigs drill jumbo |
| CN205936603U (en) * | 2016-08-16 | 2017-02-08 | 陈林 | Brill splits combined tunnel boring machine |
| CN205941166U (en) * | 2016-06-23 | 2017-02-08 | 贵州电力设计研究院 | Splitting and compression combined test system |
-
2017
- 2017-11-16 CN CN201711135452.0A patent/CN107725063B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100821493B1 (en) * | 2007-11-27 | 2008-04-14 | 송명환 | An automatic core drill device |
| CN104675326A (en) * | 2013-11-30 | 2015-06-03 | 西安众智惠泽光电科技有限公司 | Tunnel blasting excavation construction multi-functional drilling and blasting trolley |
| CN104895578A (en) * | 2015-06-09 | 2015-09-09 | 中铁工程机械研究设计院有限公司 | Circular-rail multifunctional drill jumbo system |
| CN205154016U (en) * | 2015-11-27 | 2016-04-13 | 福州快连建工机械有限公司 | Many rigs drill jumbo |
| CN205941166U (en) * | 2016-06-23 | 2017-02-08 | 贵州电力设计研究院 | Splitting and compression combined test system |
| CN205936603U (en) * | 2016-08-16 | 2017-02-08 | 陈林 | Brill splits combined tunnel boring machine |
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| Publication number | Publication date |
|---|---|
| CN107725063A (en) | 2018-02-23 |
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