CN108049901B - Drill boom for automatically installing locking anchor rod and rock drilling vehicle with drill boom - Google Patents
Drill boom for automatically installing locking anchor rod and rock drilling vehicle with drill boom Download PDFInfo
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- CN108049901B CN108049901B CN201810079486.0A CN201810079486A CN108049901B CN 108049901 B CN108049901 B CN 108049901B CN 201810079486 A CN201810079486 A CN 201810079486A CN 108049901 B CN108049901 B CN 108049901B
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- Prior art keywords
- drill
- rod
- anchor rod
- rock
- arm
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- 239000011435 rock Substances 0.000 title claims abstract description 64
- 238000005553 drilling Methods 0.000 title claims abstract description 32
- 230000007246 mechanism Effects 0.000 claims description 38
- 238000000034 method Methods 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 14
- 230000008569 process Effects 0.000 description 6
- 238000004873 anchoring Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
- E21D20/003—Machines for drilling anchor holes and setting anchor bolts
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
- E21D20/02—Setting anchoring-bolts with provisions for grouting
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Earth Drilling (AREA)
Abstract
The invention relates to the technical field of rock drills, in particular to a drill boom capable of automatically mounting a locking anchor rod and a rock drilling vehicle with the drill boom. The anchor rod propelling device can be used for installing an anchor rod and locking nuts at the tail of the anchor rod, so that the anchor rod and the locking nuts are automatically installed, the construction quality is improved, construction personnel do not need to stand in a hanging basket to perform various operations, the safety and the construction speed are improved, the equipment quantity is reduced, and the cost is reduced.
Description
Technical Field
The invention relates to the technical field of rock drills, in particular to a drill boom capable of automatically mounting a locking anchor rod and a rock drilling vehicle with the drill boom.
Background
The anchoring technology has wide application in the fields of high-rise buildings, rail transit, bridge-tunnel engineering, urban underground traffic, hubs, ports and wharfs, reservoir high dams, slope engineering, mine construction, national defense engineering and the like, and particularly has one of key links of drilling and blasting tunnel construction. It has the characteristics of convenience, rapidness, safety, high efficiency and the like. The anchoring operation process mainly comprises three working procedures of punching, installing an anchor rod and grouting. In the prior art, a drill car (also called a drill carriage) is typically used for work, and a drill boom is the main part of the drill boom carriage, which functions to support the propeller and the drill.
In the prior art, a drill boom is generally used for carrying out operations by being assisted with other devices, for example, the Chinese patent application with the application number of 201710347079.9 and the invention creative name of drilling and injection integrated tunnel anchor rod manufacturing equipment is used for drilling holes at preset positions through the drill boom, cleaning anchor rod holes after the drilling is finished, and an operator manually installs anchor rods stored in an anchor rod bin in the anchor rod holes on another hanging basket arm. This results in drilling, installation stock etc. a plurality of processes need carry out a lot of operations to the stock car to control each different mechanism and accomplish different processes, and part processes need manual work, have reduced labor efficiency and construction quality, are unfavorable for safe construction.
The partial drilling rigs have a plurality of drilling booms, such as double arms, three arms, multiple arms, etc., which accomplish different operations, respectively, thereby reducing the number of drilling rigs, the multiple drilling booms work cooperatively to improve the working efficiency, but the multiple drilling booms make the structure of the drilling rigs more complicated, the driving system, the control system are also more complicated, and when switching the drilling booms, in order to avoid interference between the drilling booms, the whole drilling rig needs to be moved, increasing the operation difficulty, reducing the working efficiency, and more importantly, repositioning the drilling booms.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the drill boom capable of automatically installing the locking anchor rod and the rock drilling vehicle with the drill boom, which can automatically install the anchor rod and the locking nut without the need of construction personnel standing in a hanging basket to perform various operations, thereby improving the safety and the construction speed, reducing the equipment quantity and lowering the cost.
The technical scheme adopted for solving the technical problems is as follows: the drill boom for automatically installing and locking the anchor rod comprises a supporting arm and an anchor rod propelling device, wherein the anchor rod propelling device is connected with the supporting arm through a translation mechanism, and the anchor rod propelling device comprises an ejector rod mechanism for pushing the anchor rod forwards, an anchor rod supporting device for fixing the anchor rod direction and a lock nut mechanism for locking a nut at the tail part of the anchor rod.
Preferably, the drill boom further comprises a drill rod propelling device, the drill rod propelling device is connected with the supporting arm through a translation mechanism, the drill rod propelling device and the anchor rod propelling device are arranged in parallel, and the drill rod propelling device comprises a first rock drill, a drill rod and a drill rod supporting device.
The ejector rod mechanism and the nut locking mechanism are second rock drills, the second rock drills are provided with nut locking connecting sleeves, and the nut locking connecting sleeves are abutted against the tail of the anchor rod and are sleeved outside nuts at the tail of the anchor rod.
The anchor rod propelling device is provided with a grouting hole communicated to the hollow interior of the anchor rod, the interior of the nut locking connecting sleeve and the joint of the nut locking connecting sleeve and the second rock drill are hollow, and the grouting hole is formed in the output end of the second rock drill.
The front end of the supporting arm is provided with a push rod which extends forwards to prop against the rock wall.
The drill arm is also provided with a rotating arm which can rotate around the supporting arm and a rotating driving device which is used for driving the rotating arm to rotate, and the rotating arm is fixedly connected with the translation mechanism.
The drill boom is also provided with a connecting arm, one end of the connecting arm is fixedly connected with the middle part of the supporting arm, and the other end of the connecting arm is hinged with a swing arm mechanism of the rock drilling vehicle.
The rotation driving device is a rod-changing hydraulic cylinder, a telescopic rod of the rod-changing hydraulic cylinder is hinged with the rotating arm, and a cylinder barrel of the rod-changing hydraulic cylinder is hinged with the connecting arm.
The first rock drill and the second rock drill are hydraulic rock drills, and the translation mechanism is a guide rail type hydraulic cylinder.
The technology also provides a rock drilling vehicle with the drill boom capable of automatically mounting the locking anchor rod, which comprises a swing arm mechanism and the drill boom, wherein the drill boom is the drill boom capable of automatically mounting the locking anchor rod.
The beneficial effects of the invention are as follows: the utility model provides an automatic install drill boom of locking stock and have rock drill car of this drill boom, its includes support arm, stock advancing device pass through translation mechanism with the support arm is connected, stock advancing device is including being used for pushing the ejector pin mechanism of stock forward, being used for fixing the anchor rod orientation hold up the stock ware, be used for locking the lock nut mechanism of the nut of stock afterbody. The anchor rod propelling device can be used for installing an anchor rod and locking nuts at the tail of the anchor rod, so that the anchor rod and the locking nuts are automatically installed, the construction quality is improved, construction personnel do not need to stand in a hanging basket to perform various operations, the safety and the construction speed are improved, the equipment quantity is reduced, and the cost is reduced.
Drawings
Fig. 1 is a schematic view of the structure of the drill boom of the present invention in an axial direction for automatically installing a lock bolt.
Fig. 2 is a schematic view of another direction of the drill boom of the present invention for automatically installing a locking bolt.
Fig. 3 is a schematic view of the construction of the rock drilling rig of the present invention with a drill boom automatically mounted with a locking bolt.
Reference numerals illustrate:
1-support arm 11-ejector rod
2-drill rod propelling device 21-first rock drill
22-drill rod 23-drill rod supporter
3-Anchor rod propelling device 31-second rock drill
311-nut locking connecting sleeve 32-anchor rod supporting device
4-rod-changing hydraulic cylinder 5-connecting arm
6-swing arm mechanism 7-grouting hole
8-anchor rod.
Detailed Description
The invention will now be described in further detail with reference to the drawings and the specific embodiments, without limiting the scope of the invention.
As shown in fig. 1, 2 and 3, the drill arm for automatically installing a locking bolt of the present embodiment includes a support arm 1, a drill rod pushing device 2 and a bolt pushing device 3, wherein the support arm 1 is a whole drill arm support point, and in the working process, the support arm 1 provides support for the pushing device and a rock drill, and the rock drill determines a construction point by adjusting the position of the support arm 1. The drill rod pushing device 2 can strike the drill rod at high frequency and rotate the drill rod to drill a rock stratum, the anchor rod pushing device 3 can push the anchor rod forwards into the anchor rod hole, the drill rod pushing device 2 and the anchor rod pushing device 3 are respectively connected with the supporting arm 1 through a translation mechanism, the translation mechanism can also be called a propeller, the rock drill is pushed axially, the translation mechanism can be mechanical or hydraulic, and the hydraulic type rock drill is preferably used.
The drill rod propelling device 2 and the anchor rod propelling device 3 are arranged in parallel, the drill rod propelling device 2 comprises a first rock drill 21, a drill rod 22 and a drill rod supporter 23, and the anchor rod propelling device 3 comprises a second rock drill 31 for pushing an anchor rod forwards and an anchor rod supporter 32 for fixing the direction of the anchor rod. In this embodiment the second rock drill 31 functions as a jack mechanism for pushing the rock bolt forward, a lock nut mechanism for locking the nut at the tail of the rock bolt. The drill rod supporting block is arranged between the first rock drill 21 and the drill rod supporting block 23, synchronously moves along with the first rock drill 21, has a movement speed which is one half of that of the first rock drill 21, and is ensured to be always positioned in the middle of the exposed part of the drill rod 22.
In use, the head end of the anchor rod passes through the anchor rod supporting device 32, one embodiment of the anchor rod supporting device 32 is a scissor-shaped clip, the other embodiment is to clamp by using a spring, the clamping degree or whether the anchor rod is opened or not is controlled by hydraulic drive, and one of the purposes is that: the anchor rod is arranged on the drill boom in advance, the anchor rod can be directly arranged after the drilling is completed, and manual operation is not needed in the middle, so that an operator is not needed to stand on the hanging basket, and even the hanging basket can be omitted; the second purpose is: ensuring the direction of the anchor rod; and thirdly, after the anchor rod is inserted into the anchor rod hole, the anchor rod can be locked.
Preferably, the second rock drill 31 of this embodiment is provided with a nut locking connection sleeve, the nut locking connection sleeve is abutted against the tail of the anchor rod, the tail of the anchor rod is sleeved with a nut in advance, the nut locking connection sleeve is driven to rotate by the second rock drill 31, and then the nut is enabled to rotate, so that the nut is automatically locked, and the function and the automation degree of the drill boom are further improved.
Further, the anchor rod is a hollow anchor rod, the inside of the nut locking connecting sleeve and the joint of the nut locking connecting sleeve and the second rock drill 31 are hollow, and a grouting hole is formed in the output end of the second rock drill 31, so that the grouting machine can be directly communicated with the grouting hole, grouting is directly carried out from the grouting hole after the anchor rod is installed, and the function and the automation degree of the drill boom are further improved.
The invention is characterized in that the front end of the supporting arm 1 is provided with the ejector rod 11 which extends forwards to prop against the rock wall, after the ejector rod 11 ejects the rock wall, the whole drill arm has two supporting points, and particularly, the supporting at the position of the ejector rod 11 is exactly opposite to the working direction of the rock drill, so that the vibration of the drill arm can be reduced, the load on the rock drill and a swing arm mechanism is reduced, and the power of the rock drill is further improved. The ejector pin 11 also functions as a positioning function when a rotating arm structure described below is employed, as will be described in detail below.
Furthermore, the drill boom of this embodiment is further provided with a connecting arm 5, one end of the connecting arm 5 is fixedly connected with the middle part of the supporting arm 1, the other end is hinged with a swing arm mechanism of the rock drilling vehicle, the drill boom can be adjusted through the swing arm mechanism, for example, a pitching hydraulic cylinder of the swing arm mechanism can control the drill boom to swing in a vertical plane, so that the drill boom is used for anchoring operations from different angles.
Further, a rotating arm capable of rotating around the supporting arm 1 and a rotation driving device for driving the rotating arm to rotate are also arranged, and the rotating arm is fixedly connected with the translation mechanism. The turning arm is not a specific arm in this embodiment, but means a structure turned relative to the support arm 1 to provide support for the shank pusher 2, the shank pusher 3, which may be integral with the translation mechanism described above. In this embodiment, the drill rod pushing device 2 and the anchor rod pushing device 3 can rotate together by a certain angle, so that two stations can be generated through rotation, and the drill rod can be firstly drilled and then the anchor rod can be installed. And in combination with the ejector rod 11 in the embodiment, the ejector rod 11 is a central shaft during rotation, so that the ejector rod 11 needs to be loosened during switching drilling and anchor rod installation, and the two processes adopt the same reference, so that the positioning is more accurate.
Further, the rotation driving device is a rod changing hydraulic cylinder 4, a telescopic rod of the rod changing hydraulic cylinder 4 is hinged with the rotating arm, and a cylinder barrel of the rod changing hydraulic cylinder 4 is hinged with the connecting arm 5.
Further, the first rock drill 21 and the second rock drill 31 are hydraulic rock drills, and the translation mechanism is a guide rail type hydraulic cylinder.
The invention also provides a rock drilling vehicle, which comprises a swing arm mechanism 6 and a drill arm, wherein the drill arm is the drill arm for automatically installing the locking anchor rod in the embodiment, and when the rock drilling vehicle is used, the drill rod propelling device 2 and the anchor rod propelling device 3 can rotate around the support arm 1 and are switched through the rod changing hydraulic cylinder 4.
Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention.
Claims (2)
1. A method of using a rock drilling rig with a drill boom with an automatic installation of a lock bolt, the drill rig comprising a swing arm mechanism (6) and a drill boom with an automatic installation of a lock bolt, characterized in that: the drill boom comprises a supporting arm (1), a drill rod propelling device (2) and an anchor rod propelling device (3), wherein the drill rod propelling device (2) and the anchor rod propelling device (3) are arranged in parallel, the drill rod propelling device (2) is connected with the supporting arm (1) through a translation mechanism, the anchor rod propelling device (3) is connected with the supporting arm (1) through a translation mechanism, and the anchor rod propelling device (3) comprises an ejector rod mechanism for pushing an anchor rod forwards, an anchor rod supporting device (32) for fixing the direction of the anchor rod and a lock nut mechanism for locking a nut at the tail part of the anchor rod;
the drill rod pushing device (2) comprises a first rock drill (21), a drill rod (22) and a drill rod supporting block arranged between the first rock drill (21) and the drill rod supporting block (23), and the drill rod supporting block synchronously moves along with the first rock drill (21) and has a movement speed which is one half of that of the first rock drill (21);
the ejector rod mechanism and the nut locking mechanism are second rock drills (31), the second rock drills (31) are provided with nut locking connecting sleeves (311), and the nut locking connecting sleeves (311) are abutted against the tail of the anchor rod and are sleeved outside nuts at the tail of the anchor rod;
the anchor rod pushing device (3) is provided with a grouting hole (7) communicated to the hollow interior of the anchor rod, the interior of the nut locking connecting sleeve (311) and the joint of the nut locking connecting sleeve and the second rock drill (31) are hollow, and the grouting hole (7) is formed in the output end of the second rock drill (31);
the front end of the supporting arm (1) is provided with a push rod (11) which extends forwards to prop against the rock wall;
the device is also provided with a rotating arm capable of rotating around the supporting arm (1) and a rotating driving device for driving the rotating arm to rotate, and the rotating arm is fixedly connected with the translation mechanism; the drilling machine is characterized by further comprising a connecting arm (5), wherein one end of the connecting arm (5) is fixedly connected with the middle part of the supporting arm (1), the other end of the connecting arm is hinged with a swing arm mechanism of the drilling machine, the rotation driving device is a rod-changing hydraulic cylinder (4), a telescopic rod of the rod-changing hydraulic cylinder (4) is hinged with the rotating arm, and a cylinder barrel of the rod-changing hydraulic cylinder (4) is hinged with the connecting arm (5);
the method comprises the steps that the drill rod propelling device (2) and the anchor rod propelling device (3) rotate around the supporting arm (1) and are switched through the rod changing hydraulic cylinder (4).
2. A method of using a rock drilling rig with a drill boom for automatically installing a lock bolt according to claim 1, characterized in that: the first rock drill (21) and the second rock drill (31) are hydraulic rock drills, and the translation mechanism is a guide rail type hydraulic cylinder.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810079486.0A CN108049901B (en) | 2018-01-26 | 2018-01-26 | Drill boom for automatically installing locking anchor rod and rock drilling vehicle with drill boom |
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CN201810079486.0A CN108049901B (en) | 2018-01-26 | 2018-01-26 | Drill boom for automatically installing locking anchor rod and rock drilling vehicle with drill boom |
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CN108049901A CN108049901A (en) | 2018-05-18 |
CN108049901B true CN108049901B (en) | 2024-02-20 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108119174B (en) * | 2018-01-26 | 2024-06-18 | 襄阳亚舟重型工程机械有限公司 | Combined drilling boom for drilling holes and locking anchor rods and rock drilling vehicle with same |
CN108150111B (en) * | 2018-01-26 | 2024-01-16 | 襄阳亚舟重型工程机械有限公司 | Multifunctional drill boom and rock drilling vehicle with same |
CN108086905B (en) * | 2018-01-26 | 2024-02-06 | 襄阳亚舟重型工程机械有限公司 | Combined drilling boom for drilling holes, installing anchor rods and rock drilling vehicle with the same |
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