CN214498916U - Drill rod positioning device of pneumatic rock drill - Google Patents
Drill rod positioning device of pneumatic rock drill Download PDFInfo
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- CN214498916U CN214498916U CN202120028937.5U CN202120028937U CN214498916U CN 214498916 U CN214498916 U CN 214498916U CN 202120028937 U CN202120028937 U CN 202120028937U CN 214498916 U CN214498916 U CN 214498916U
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Abstract
A pneumatic rock drill rod positioning device is characterized in that a suspension buckle is suspended on a steel bar frame of a pneumatic rock drill, the end part of the suspension buckle is connected with an adjustable rope, a positioning bearing is arranged at the end part of the adjustable rope, and a pneumatic rock drill rod is arranged in the positioning bearing; the utility model discloses simple structure, installation use and dismantlement convenience are applicable to the multiple of boring the method construction of exploding and creep into and construction environment, do not receive construction space's restriction, can effectively practice thrift economic cost, reduce the manpower loss.
Description
Technical Field
The utility model belongs to the technical field of geotechnical engineering's such as mine tunnel, mountain tunnel blasting drilling equipment or device, concretely relates to pnematic rock drill rod positioner.
Background
At present, rock drills generally used by field constructors are only supported at the rear part, overlong drill rods need to be supported by the constructors, and severe vibration generated during long-time drilling directly acts on the human body, so that the human body is easy to fatigue and cannot support the physical strength, and the physical health of the constructors is injured. If the constructor leaves after aiming the drilling rod at the blast hole lofting point, the vibration in the drilling process easily causes the swing of the drilling rod, the error of drilling is generated, and the difficulty of the operating constructor of the rock drill is increased.
Therefore, an auxiliary drilling positioning device which can assist a drill rod of a rock drilling unit to accurately position the position of the blast hole and can avoid human body injury to construction operators is needed.
Disclosure of Invention
The utility model aims to solve the technical problem that overcome above-mentioned prior art not enough, provide a reasonable in design, simple structure, installation use and dismantle convenient, safe and reliable's pnematic rock drill drilling rod positioner.
The technical scheme for solving the technical problems is as follows: the hanging buckle is hung on a reinforcing steel bar frame of the pneumatic rock drill, the end part of the hanging buckle is connected with an adjustable rope, a positioning bearing is arranged at the end part of the adjustable rope, and a drill rod of the pneumatic rock drill is arranged in the positioning bearing.
The utility model discloses a suspension clasp does: the open end of semicircle annular lifting hook is provided with movable locking lever, and the bottom of lifting hook is provided with the screw rod, adjusts the rope and sets up on the screw rod.
The utility model discloses an adjustable rope does: one end of the steel strand is arranged on the screw rod, the other end of the steel strand is arranged on the positioning bearing, and the middle part of the steel strand is provided with a telescopic buckle.
The utility model discloses a location bearing does: the movable ring buckle is arranged on the outer ring steel ring through a bolt, the movable ring buckle can rotate around the bolt relative to the outer ring steel ring, the inner ring steel ring is arranged in the outer ring steel ring, a middle steel ball is arranged between the inner ring steel ring and the outer ring steel ring, and a drill rod of the pneumatic rock drill is arranged in the inner ring steel ring.
Compared with the prior art, the utility model has the following advantages:
(1) the utility model discloses simple structure, installation use and dismantlement convenience are applicable to the multiple of boring the method construction of exploding and creep into and the construction environment, do not receive construction space's restriction.
(2) The utility model discloses but assistance-localization real-time big gun hole position can be used to hanging of drilling rod simultaneously, reduces the swing of creeping into in-process drilling rod, improves and creeps into efficiency.
(3) The utility model discloses help protecting construction operation personnel's personal safety. The damage of the drill rod to the human body in the drilling process can be relieved, and the damage of splashed broken stones to the human body can be reduced.
(4) The utility model discloses can effectively practice thrift economic cost, reduce the manpower loss.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural view of the suspension clasp 1 in fig. 1.
Fig. 3 is a schematic view of the structure of the adjustable rope 2 of fig. 1.
Fig. 4 is a schematic structural view of the positioning bearing 3 in fig. 1.
In the figure: 1. hanging buckles; 2. an adjustable cord; 3. positioning the bearing; 1-1, a lifting hook; 1-2, a movable lock rod; 1-3, a screw; 2-1, steel strands; 2-2, a telescopic buckle; 3-1, movable buckles; 3-2, bolts; 3-3, an outer ring steel ring; 3-4, middle steel balls; 3-5, inner ring steel ring.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and examples, but the present invention is not limited to these examples.
Example 1
In fig. 1-4, the utility model relates to a drill rod positioning device of pneumatic rock drill, suspension buckle 1 is used for hanging of whole device, suspension buckle 1 is connected by lifting hook 1-1, activity locking lever 1-2, screw rod 1-3 and constitutes, the open end of semicircle annular lifting hook 1-1 is installed activity locking lever 1-2, activity locking lever 1-2 produces a section relative displacement with lifting hook 1-1 under the pressure effect, make lifting hook 1-1 hang on the steel bar frame of pneumatic rock drill, the power of exerting oneself disappears on activity locking lever 1-2, activity locking lever 1-2 resumes the normal position under the effect of rebound force, screw rod 1-3 is installed through the nut in the bottom of lifting hook 1-1, adjusting rope 2 is installed on screw rod 1-3. The adjustable rope 2 is formed by connecting a steel strand 2-1 and a telescopic buckle 2-2, one end of the steel strand 2-1 is installed on the screw rod 1-3, the other end of the steel strand is installed on the positioning bearing 3, the telescopic buckle 2-2 is installed in the middle of the steel strand 2-1, and the distance between the suspension buckle 1 and the positioning bearing 3 can be adjusted through the back-and-forth movement of the steel strand 2-1 in the telescopic buckle 2-2, so that the purpose of drilling positioning is achieved.
The positioning bearing 3 of the embodiment is formed by connecting a movable ring buckle 3-1, a bolt 3-2, an outer ring steel ring 3-3, a middle steel ball 3-4 and an inner ring steel ring 3-5, wherein the movable ring buckle 3-1 is arranged on the outer ring steel ring 3-3 through the bolt 3-2, the movable ring buckle 3-1 can rotate around the bolt 3-2 relative to the outer ring steel ring 3-3, the other end of an adjusting rope 2 is arranged on the movable ring buckle 3-1, the inner ring steel ring 3-5 is arranged in the outer ring steel ring 3-3, the inner side of the outer ring steel ring 3-3 and the outer side of the inner ring steel ring 3-5 are both provided with arc grooves with the radius matched with the middle steel ball 3-4, the middle steel ball 3-4 is embedded into the arc grooves, and the middle steel ball 3-4 forms semi-fixed connection with the inner ring steel ring and the outer ring steel ring, the rotation of the inner ring steel ring 3-5 does not affect the outer ring steel ring 3-3, and the drill rod of the pneumatic rock drill is arranged in the inner ring steel ring 3-5.
The use method for drilling by using the drill rod positioning device of the pneumatic rock drill comprises the following steps:
(1) and (5) setting out the blast hole. In the blasting construction preparation stage, the rock drilling rack is transported to a construction site, and constructors perform paint spraying and marking on the rock wall according to the position of blast hole lofting in the blasting scheme design.
(2) The rock drill is in place. The constructor moves the pneumatic rock drill to the tunnel face.
(3) And (5) installing the device. Firstly, a drill rod of a rock drill penetrates through an inner ring steel ring 3-5 of a positioning bearing 3, is connected with a suspension buckle 1 through an adjustable rope 2, a lifting hook 1-1 is hung on a tunnel drilling rack, the length of the adjustable rope 2 is adjusted through adjusting a telescopic buckle 2-2, and the drill rod is hung to the height of a blast hole lofting; then accurately positioning a drill bit of the drill rod at a face lofting point, and ensuring the stability of the drill rod by moving the positioning device; and finally, connecting the drill rod with the rock drill.
(4) And (6) drilling. The constructor starts the rock drill to drill, the drill rod rotates together with the inner ring steel ring 3-5 under the driving of the rock drill, the influence on the outer ring steel ring 3-3, the adjustable rope 2 and the suspension buckle 1 fixed on the rock drilling rack is small, meanwhile, the whole device can inhibit the swing of the drilling process, and the drilling depth is guaranteed.
(5) And (5) disassembling the device. And (4) after the drilling is finished, detaching the drill rod from the rock drill, then detaching the positioning bearing 3 from the drill rod, unfastening the suspension buckle 1, and repeating the steps (1) to (4) to drill the next blast hole.
Claims (4)
1. A drill rod positioning device of a pneumatic rock drill is characterized in that: the hanging buckle (1) is hung on a reinforcing steel bar frame of the pneumatic rock drill, the end part of the hanging buckle (1) is connected with the adjustable rope (2), the end part of the adjustable rope (2) is provided with the positioning bearing (3), and a drill rod of the pneumatic rock drill is arranged in the positioning bearing (3).
2. A pneumatic rock drill pipe positioning device according to claim 1, characterized in that: the suspension buckle (1) is as follows: the opening end of the semicircular annular lifting hook (1-1) is provided with a movable lock rod (1-2), the bottom of the lifting hook (1-1) is provided with a screw rod (1-3), and the adjusting rope (2) is arranged on the screw rod (1-3).
3. A pneumatic rock drill pipe positioning device according to claim 2, characterized in that: the adjustable rope (2) is as follows: one end of the steel strand (2-1) is arranged on the screw rod (1-3), the other end of the steel strand is arranged on the positioning bearing (3), and the middle part of the steel strand (2-1) is provided with a telescopic buckle (2-2).
4. A pneumatic rock drill pipe positioning device according to claim 3, characterized in that: the positioning bearing (3) is as follows: the movable ring buckle (3-1) is arranged on the outer ring steel ring (3-3) through a bolt (3-2), the movable ring buckle (3-1) can rotate around the bolt (3-2) relative to the outer ring steel ring (3-3), the inner ring steel ring (3-5) is arranged in the outer ring steel ring (3-3), a middle steel ball (3-4) is arranged between the inner ring steel ring (3-5) and the outer ring steel ring (3-3), and a drill rod of the pneumatic rock drill is arranged in the inner ring steel ring (3-5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120028937.5U CN214498916U (en) | 2021-01-06 | 2021-01-06 | Drill rod positioning device of pneumatic rock drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120028937.5U CN214498916U (en) | 2021-01-06 | 2021-01-06 | Drill rod positioning device of pneumatic rock drill |
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| Publication Number | Publication Date |
|---|---|
| CN214498916U true CN214498916U (en) | 2021-10-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120028937.5U Active CN214498916U (en) | 2021-01-06 | 2021-01-06 | Drill rod positioning device of pneumatic rock drill |
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| Country | Link |
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| CN (1) | CN214498916U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117646597A (en) * | 2024-01-29 | 2024-03-05 | 山西壶化集团爆破有限公司 | Blasting drilling equipment |
-
2021
- 2021-01-06 CN CN202120028937.5U patent/CN214498916U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117646597A (en) * | 2024-01-29 | 2024-03-05 | 山西壶化集团爆破有限公司 | Blasting drilling equipment |
| CN117646597B (en) * | 2024-01-29 | 2024-04-19 | 山西壶化集团爆破有限公司 | Blasting drilling equipment |
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