CN220791231U - Drilling device for vertical hole of anchor rod hole in tunnel hole - Google Patents
Drilling device for vertical hole of anchor rod hole in tunnel hole Download PDFInfo
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- CN220791231U CN220791231U CN202322539855.9U CN202322539855U CN220791231U CN 220791231 U CN220791231 U CN 220791231U CN 202322539855 U CN202322539855 U CN 202322539855U CN 220791231 U CN220791231 U CN 220791231U
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- rock drill
- drilling device
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- 238000005553 drilling Methods 0.000 title claims abstract description 36
- 239000011435 rock Substances 0.000 claims abstract description 48
- 238000009434 installation Methods 0.000 claims description 4
- 239000002893 slag Substances 0.000 abstract description 6
- 238000004080 punching Methods 0.000 abstract description 2
- 238000009412 basement excavation Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 238000010276 construction Methods 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000003466 welding Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 238000004873 anchoring Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 239000011378 shotcrete Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Earth Drilling (AREA)
Abstract
The utility model discloses a drilling device for a vertical hole of an anchor rod hole in a tunnel, and belongs to the technical field of tunnel drilling equipment; the drilling device for the vertical hole of the anchor rod hole in the tunnel hole comprises a height lifting mechanism and a gas leg type rock drill arranged on the height lifting mechanism, wherein the height lifting mechanism comprises a foundation framework and a working platform which is divided into a plurality of layers and is arranged on the foundation framework at intervals, the gas leg type rock drill is detachably arranged on the working platform, and a door frame is arranged in the middle of the interior of the foundation framework; the utility model has the advantages of no influence on the slag discharge from the inside to the outside of the tunnel hole, convenient movement and higher punching precision.
Description
Technical Field
The utility model relates to the technical field of tunnel punching equipment, in particular to a drilling device for a vertical hole of an anchor rod hole in a tunnel.
Background
The anchor rod is an important component of the spray anchor support and plays a main role in the spray anchor combined support. The anchor rod can be used alone in addition to the combination with the shotcrete. The anchor rod is very convenient to use as a temporary support for ensuring construction safety in the tunnel excavation process, and the anchor rod is installed as soon as possible after tunnel excavation so as to ensure the stability of tunnel surrounding rock and the construction safety. On the excavation face, the stock is usually arranged on the excavation face with certain arrangement mode, and the orientation of stock is perpendicular tunnel excavation contour line, is along tunnel longitudinal direction, and the stock is often evenly arranged according to equidistant mode, and when the perpendicular tunnel excavation face of orientation of stock, the effect of better anchoring can only be reached to the stock.
However, the traditional construction process has some defects, mainly including: the excavating and perforating processes are crossed, the roof bolter is large in size and occupies a large operation space, the inside and outside of a tunnel hole are blocked from entering and exiting, and slag in the front hole is influenced; in addition, as the anchor rod drilling machine lacks positioning reference and the sight distance of an operator is far in the actual operation process, the perpendicularity of the anchor rod hole is greatly deviated, the design and specification requirements are difficult to meet, and the anchoring effect is affected; meanwhile, a press-in type ventilating duct is required to be arranged in the hole, and the diameter of the ventilating duct is large, so that great interference is caused to the transferring operation of the jumbolter.
Disclosure of Invention
The utility model aims to solve the problem that slag discharge in a tunnel hole is influenced when an anchor rod drilling machine works in the prior art, and provides a drilling device for a vertical hole of an anchor rod hole in the tunnel hole.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a drilling equipment for anchor shaft hole vertical hole in tunnel cave, includes high lifting mechanism and installs the airlock rock drill on high lifting mechanism, high lifting mechanism includes basic skeleton and divide into the operation platform of multilayer interval installation on basic skeleton, airlock rock drill demountable installation is on operation platform, be provided with the door frame in the middle of the inside of basic skeleton.
Further, the operation platform comprises a first platform positioned at the top of the foundation framework, a second platform is arranged below the first platform, and the second platform is positioned at the two sides of the foundation framework and close to the end parts of the side walls of the tunnel holes.
Further, the operation platform is the network structure, the gas leg formula rock drill includes rock drill body and with the articulated gas leg of rock drill body, the bottom of gas leg is provided with the base, the bottom of base is provided with the pin of pegging graft with the mesh of operation platform.
Further, the base comprises a bottom plate, the bottom of the bottom plate is provided with the pins, the top of the bottom plate is provided with a hinge seat, and the hinge seat is hinged with the bottom of the air leg.
Further, the articulated seat comprises a pin shaft fixedly connected with the air leg, a pin hole is formed in one end of the pin shaft, the axis of the pin hole is vertically arranged, a pin is arranged in the pin hole, and the bottom end of the pin is spliced with the bottom plate.
Further, a laser emitter with the ejection direction parallel to the direction of the drill rod is arranged on the rock drill body.
Further, the laser transmitter is matched with a light reflecting patch, and the front surface of the light reflecting patch is provided with an aiming mark.
Further, a ladder stand for boarding the operation platform is arranged on the basic framework.
Further, a rail is arranged at the bottom of the basic framework.
Compared with the prior art, the utility model provides a drilling device for a vertical hole of an anchor rod hole in a tunnel hole, which has the following beneficial effects:
when the drilling device for the vertical hole of the anchor rod hole in the tunnel hole is used, the height lifting mechanism is erected in the tunnel hole, constructors erect the gas leg type rock drill on the operation platform at the corresponding position according to the height of the vertical hole of the anchor rod hole to be drilled, and when the drilling device is used, a slag discharging vehicle in front of the tunnel hole can enter and exit from the door frame, so that the condition of influencing slag discharging outwards in the tunnel hole is avoided, and compared with the prior art, the condition of influencing slag discharging outwards when excavation and drilling procedures are crossed is avoided.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows; and will be apparent to those skilled in the art in part based upon a review of the following; alternatively, the teachings may be directed to practice of the present utility model.
Drawings
FIG. 1 is a schematic view showing the effect of the present utility model installed integrally in a tunnel;
FIG. 2 is a schematic front view of the overall structure of the present utility model;
FIG. 3 is a side view of the overall structure of the present utility model;
FIG. 4 is a schematic top view of the work platform of the present utility model;
FIG. 5 is a schematic view of the mounting effect of the laser transmitter of the present utility model;
fig. 6 is a schematic view of a base structure of the present utility model.
In the figure:
1. a base skeleton; 2. air leg rock drill; 3. a ladder stand; 4. a track; 5. an operation platform; 6. a tunnel hole; 7. an air leg; 8. a rock drill body; 9. a laser emitter; 10. pins; 11. a bottom plate; 12. a pin shaft; 13. a plug pin; 15. and a door frame.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1 to 6, the drilling device for the vertical hole of the anchor rod hole in the tunnel comprises a height lifting mechanism and an air leg type rock drill 2 arranged on the height lifting mechanism, wherein the height lifting mechanism comprises a basic framework 1 and an operation platform 5 which is divided into a plurality of layers and is arranged on the basic framework 1 at intervals, the air leg type rock drill 2 is detachably arranged on the operation platform 5, and a door frame 15 is arranged in the middle of the bottom of the inner side of the basic framework 1.
The foundation framework 1 can adopt a layered frame structure formed by welding 20# I-steel according to the size in the tunnel hole 6, an operation platform 5 is arranged on each layer of the foundation framework 1, when in construction, a constructor is required to drill holes and is positioned in the tunnel hole 6, the gas leg type rock drill 2 is arranged on the operation platform 5 adjacent to the vertical hole of the anchor rod hole, the gas leg type rock drill 2 is used for replacing the original anchor rod drilling machine to drill holes, because the space in the tunnel hole 6 is relatively narrow compared with the anchor rod drilling machine, the anchor rod drilling machine is required to avoid collision and impact when the anchor rod drilling machine is used for constructing the vertical holes of the anchor rod holes of different positions, the adjustment is inconvenient, and compared with the anchor rod drilling machine, when the anchor rod drilling machine is used for constructing the vertical holes of different positions in the tunnel hole 6, the gas leg type rock drill is only required to be disassembled and then moved to the preset position, and compared with the anchor rod drilling machine, the anchor rod drilling machine is more flexible and convenient;
meanwhile, the deslagging vehicle can enter and exit the tunnel hole 6 through the door frame 15, and normal tunnel excavation operation is not affected.
The operation platform 5 comprises a first platform positioned at the top of the foundation framework 1, a second platform is arranged below the first platform, and the second platform is positioned at the end parts, close to the side walls of the tunnel holes 6, of the two sides of the foundation framework 1.
The first platform is used for fixing the gas leg type rock drill when the vertical holes of the anchor rod holes are cut at the top and the two sides of the top of the tunnel hole 6, and the second platform is used for fixing the gas leg type rock drill when the vertical holes of the anchor rod holes at different height positions on the side walls of the two sides of the tunnel hole 6 are cut, so that the cutting requirements of cutting the vertical holes of the tunnel at different positions at the same section in the tunnel are met.
The work platform 5 is of a net structure, the gas leg type rock drill 2 comprises a rock drill body 8 and a gas leg 7 hinged with the rock drill body 8, a base is arranged at the bottom of the gas leg 7, and a pin 10 which is inserted into the net holes of the work platform 5 is arranged at the bottom of the base.
Specifically, as shown in fig. 5, a net-shaped structure formed by welding phi 16 screw steel can be selected, the meshes on the operation platform 5 are square holes with uniform intervals, so that the welding is convenient, meanwhile, the pins 10 are convenient to insert into the meshes from the left-right direction or the front-back direction, the gas legs 7 are fixed on the operation platform 5, when in use, the gas leg type rock drill 2 is moved onto the corresponding operation platform 5 according to the positions of the vertical holes of the anchor rod holes, then the height of the rock drill body 8 is approximately adjusted according to the heights of the vertical holes of the anchor rod holes, the pins 10 are inserted into the meshes for fixing, and finally, the height of the rock drill body 8 is accurately adjusted by controlling the expansion and contraction of the gas legs 7, so that the gas leg type rock drill can be assembled in place.
The base includes bottom plate 11, and the bottom welding of bottom plate 11 has the 10 of participating in, and the top of bottom plate 11 is provided with articulated seat, and articulated seat articulates with the bottom of gas leg 7.
Because the traditional service environment of the gas leg rock drill is in the sand-gravel land or the earth land, the base of the common gas leg rock drill can be spliced and abutted on the ground to fix the gas legs, the working platform 5 is of a rigid structure and is horizontal, and the base of the common gas leg rock drill cannot be spliced and abutted on the working platform 5 or cannot be better, so that the base in the application is selected, the gas leg 7 can be freely rotated and inclined while ensuring a better splicing effect with the working platform 5, and the use requirement of supporting the rock drill body 8 from different angles is met.
The articulated seat includes the round pin axle 12 with gas leg 7 fixed connection, the bolt hole has been seted up to the one end of round pin axle 12, the axis of bolt hole is perpendicular cloth, be provided with bolt 13 in the bolt hole, the bottom and the bottom plate 11 grafting of bolt 13, processing has the blind hole on the bottom plate 11, bolt 13 inserts bolt hole and blind hole simultaneously, make unable rotation between this moment's gas leg 7 and the base, the constructor only need hold up the articulated position between rock drill body 8 and the gas leg 7, make rock drill body 8 and drilling rod keep perpendicularly upwards can, it is simpler and more convenient to operate when making perpendicularly upwards cutting stock hole vertical hole.
Specifically, as shown in fig. 6, when a vertical hole of a vertical upward anchor rod hole is required to be drilled in the middle position of the top of the tunnel hole 6, the air leg 7 is required to be kept in a vertical state, at this time, the rock drill body 8, the drill rod, the air leg 7 and the base are on the same vertical line, as both ends of the air leg 7 are hinged with the rock drill body 8 and the base, the air leg 7 is lifted upwards to support the rock drill body 8 during construction, if the vertical effect is kept only by constructors, the construction is more laborious, and the rotary connection between the air leg 7 and the base can be changed into fixed connection through the bolt 13.
The rock drill body 8 is provided with a laser transmitter 9 with an ejection direction parallel to the drill rod direction.
The laser emitter 9 can be a common laser pen in the market, and the laser of the visible light wave band emitted by the common laser pen irradiates a designated position near the cutting position for helping constructors to identify whether the drill rod is perpendicular to the wall of the tunnel.
The laser transmitter 9 can be matched with a light reflecting paste, the front surface of the light reflecting paste is provided with a sighting mark, the sighting mark can be a cross mark, after the height and the angle of the rock drill body 8 are accurately adjusted, the light reflecting paste is stuck on the wall surface near the vertical hole of the anchor rod hole before the rock drill body 8 is started to drill, so that the laser irradiation point coincides with the center of the sighting mark, then the rock drill body 8 is started and the laser irradiation point always coincides with the center of the sighting mark, so that the drilled anchor rod hole is ensured to be vertical to the wall surface, and the drilling precision is further improved;
because the light in the tunnel hole 6 is relatively dim, the reflection effect of laser irradiation can be effectively enhanced by the reflective patch, so that constructors can timely and clearly see whether the laser irradiation point coincides with the center of the aiming mark.
The basic framework 1 is provided with a ladder stand 3 for boarding the operation platform 5.
As shown in fig. 1 to 3, the ladder stand is laid up from the lower portion of the foundation framework 1 to the first platform, so that a constructor can conveniently climb on the working platforms 5 at different height positions through the ladder stand 3.
The bottom of the basic skeleton 1 is welded and fixed with a track 4.
The track 4 is also made of 20# I-steel, the 20# I-steel is paved along the extending direction of the tunnel hole 6, a chamfer angle shown in fig. 3 is formed in the bottom of the track, the I-steel is prevented from being propped against the ground, external power such as a loader is used for pushing and pulling the track, and compared with a traditional non-track frame structure, when the track is moved, constructors are required to lift the track, or lifting equipment is required to lift the track, so that the track 4 is convenient for the track to move.
Working principle: when the drilling machine is used, the height lifting mechanism is erected in the tunnel hole 6, constructors erect the gas leg type rock drill 2 on the operation platform 5 at the corresponding position according to the height of the vertical hole of the anchor rod hole to be drilled, the accurate height position of the rock drill body 8 is adjusted by controlling the gas leg 7 to lift, then the laser emitter 9 is opened, the reflection light is attached to the wall near the vertical hole of the anchor rod hole, the center of the aiming mark is overlapped with the laser point of the laser emitter 9, and finally the drilling operation of the rock drill body 8 is started.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.
Claims (9)
1. A drilling equipment for anchor shaft hole vertical hole in tunnel hole, its characterized in that includes high lifting mechanism and installs gas leg rock drill (2) on high lifting mechanism, high lifting mechanism includes basic skeleton (1) and divide into work platform (5) of multilayer interval installation on basic skeleton (1), gas leg rock drill (2) demountable installation is on work platform (5), be provided with door frame (15) in the middle of the inside of basic skeleton (1).
2. Drilling device for vertical holes of anchor holes in tunnel holes according to claim 1, characterized in that the working platform (5) comprises a first platform located at the top of the foundation framework (1), a second platform is arranged below the first platform, and the second platform is located at the end parts, close to the side walls of the tunnel holes (6), of the two sides of the foundation framework (1).
3. Drilling device for vertical holes of anchor rod holes in tunnel holes according to claim 1, characterized in that the working platform (5) is a net structure, the gas leg rock drill (2) comprises a rock drill body (8) and a gas leg (7) hinged with the rock drill body (8), the bottom of the gas leg (7) is provided with a base, and the bottom of the base is provided with a pin (10) spliced with the net holes of the working platform (5).
4. A drilling device for vertical holes of anchor holes in tunnel holes according to claim 3, characterized in that the base comprises a bottom plate (11), the bottom of the bottom plate (11) is provided with the pins (10), the top of the bottom plate (11) is provided with a hinging seat, and the hinging seat is hinged with the bottom of the air leg (7).
5. The drilling device for the vertical hole of the anchor rod hole in the tunnel according to claim 4, wherein the hinging seat comprises a pin shaft (12) fixedly connected with the air leg (7), a pin hole is formed in one end of the pin shaft (12), the axis of the pin hole is vertically distributed, a pin (13) is arranged in the pin hole, and the bottom end of the pin (13) is spliced with the bottom plate (11).
6. A drilling device for vertical holes in anchor holes in tunnel according to claim 3, characterized in that the rock drill body (8) is fitted with a laser transmitter (9) with the ejection direction parallel to the drill rod direction.
7. Drilling device for vertical holes of anchor holes in tunnel according to claim 6, characterized in that the laser transmitter (9) is equipped with a reflective sticker, the front of which is provided with an aiming mark.
8. Drilling device for vertical holes of anchor rod holes in tunnel according to claim 1, characterized in that the foundation skeleton (1) is provided with a ladder stand (3) for boarding a working platform (5).
9. Drilling device for vertical holes of anchor holes in tunnel according to claim 1, characterized in that the bottom of the foundation skeleton (1) is provided with rails (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322539855.9U CN220791231U (en) | 2023-09-19 | 2023-09-19 | Drilling device for vertical hole of anchor rod hole in tunnel hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322539855.9U CN220791231U (en) | 2023-09-19 | 2023-09-19 | Drilling device for vertical hole of anchor rod hole in tunnel hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220791231U true CN220791231U (en) | 2024-04-16 |
Family
ID=90661655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322539855.9U Active CN220791231U (en) | 2023-09-19 | 2023-09-19 | Drilling device for vertical hole of anchor rod hole in tunnel hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220791231U (en) |
-
2023
- 2023-09-19 CN CN202322539855.9U patent/CN220791231U/en active Active
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