CN214640452U - Assembled advance stock drilling positioner - Google Patents
Assembled advance stock drilling positioner Download PDFInfo
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- CN214640452U CN214640452U CN202120286618.4U CN202120286618U CN214640452U CN 214640452 U CN214640452 U CN 214640452U CN 202120286618 U CN202120286618 U CN 202120286618U CN 214640452 U CN214640452 U CN 214640452U
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- horizontal hinge
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Abstract
The utility model relates to an assembled advance stock drilling positioner, it includes mount pad and stand pipe, the mount pad includes the curb plate, the bottom plate that the left end is connected at the curb plate lower extreme and the roof that the left end is connected at the curb plate upper end, the bottom plate is equipped with the screw thread through-hole, screw thread through-hole threaded connection has vertical locking screw, the one end of stand pipe is in the same place with the curb plate through first horizontal hinge, the other end is articulated in the same place with the one end of telescopic machanism through second horizontal hinge, the other end of telescopic machanism is articulated in the same place with the curb plate through third horizontal hinge, first horizontal hinge, second horizontal hinge and third horizontal hinge three are parallel, first horizontal hinge is parallel with the plane that the curb plate is located; the distance between the bottom plate and the top plate is greater than the height of a primary arch truss beam of the tunnel, and the primary arch truss beam is an I-shaped beam. The utility model is used for solve the leading drilling angle uncontrollable that the current mode drilled out, the poor problem of drilling quality.
Description
Technical Field
The utility model relates to a frock for the construction especially relates to an advance stock drilling positioner of assembled.
Background
During the follow-up process of the tunnel, a fabricated advanced anchor rod (also called fabricated conduit) needs to be installed in a drilling mode in a weak fracture zone, a shallow-buried zone, a fault fracture zone and other zones with short self-stabilization time of the tunnel (hereinafter, the hole is called an advanced drilling hole). The existing drilling mode is that after the angle of a drill bit is adjusted to a required angle, the position of the drill bit is manually fixed so as to keep drilling a guide pipe mounting hole with a set angle at the set angle, and advanced drilling is that the drill bit faces upwards, namely, the drilling position is drilled on the top wall of a tunnel, and the drilling hole falls from generated mud and is observed in a dry and astringent manner, so that the defects of uncontrollable angle, poor drilling quality and the like exist in the advanced drilling hole drilled by the existing method.
SUMMERY OF THE UTILITY MODEL
The utility model provides an assembled pipe drilling locator for solve the advance drilling angle uncontrollable that current mode drilled out, the poor problem of drilling quality.
The technical problem is solved by the following technical scheme: the assembled guide pipe drilling positioner is characterized by comprising an installation base and a guide pipe, wherein the installation base comprises a side plate, a bottom plate and a top plate, the left end of the bottom plate is connected to the lower end of the side plate, the left end of the top plate is connected to the upper end of the side plate, the bottom plate is provided with a threaded through hole, the threaded through hole is in threaded connection with a vertical locking screw rod, one end of the guide pipe is hinged with the upper end of the side plate through a first horizontal hinge shaft, the other end of the guide pipe is hinged with one end of a telescopic mechanism through a second horizontal hinge shaft, the other end of the telescopic mechanism is hinged with the lower end of the side plate through a third horizontal hinge shaft, the first horizontal hinge shaft, the second horizontal hinge shaft and the third horizontal hinge shaft are parallel, and the first horizontal hinge shaft is parallel to the plane where the side plate is located; the distance between the bottom plate and the top plate is larger than the height of a primary arch truss beam of the tunnel, and the primary arch truss beam is an I-shaped beam. During the use, make the mount pad cover on just propping up the bow member roof beam, then rotate vertical locking screw cooperation roof centre gripping just prop up the bow member roof beam and realize the utility model discloses an installation, telescopic machanism says so with the inclination that changes the guide cylinder to the angle that needs, makes the drilling rod wear to establish in the guide cylinder and the drill bit up, then bores the department advance drilling at the tunnel roof through drilling rod driver bit.
Preferably, the lower end of the vertical locking screw is provided with a turntable. Labor is saved and convenience is brought when the screw rod is vertically locked.
Preferably, one side of the top plate, which is far away from the side plate, is provided with a lower flanging, and the distance between the lower flanging and the side plate is greater than the width of the primary arch support beam. Can improve the utility model discloses the reliability of connecting with just propping up the bow member roof beam during the use. Especially when moving back a drill bit, the utility model is not easy to shift.
Preferably, the telescopic mechanism comprises a first rod section, a second rod section and a third rod section, one end of the first rod section is hinged with the guide cylinder through the second horizontal hinge shaft, the other end of the first rod section is provided with a first rod section threaded section, one end of the second rod section is provided with a first threaded hole, the other end of the second rod section is provided with a second threaded hole, the thread directions of the first threaded hole and the second threaded hole are opposite, one end of the third rod section is hinged with the side plate through the third horizontal hinge shaft, the other end of the third rod section is provided with a second rod section threaded section, the second rod section threaded section is in threaded connection with the second threaded hole, and the first rod section threaded section is in threaded connection with the first threaded hole. During the use, change the change that the uide bushing angle was realized to the length that changes telescopic machanism through turning to the second pole section, it is convenient fast when mediating the angle.
Preferably, the second rod section is provided with a jack on a side surface thereof. When the angle of the guide pipe is adjusted, the rod body is inserted into the jack to rotate the second rod section, and the second rod section is rotated to be adjusted conveniently and laborsaving.
Preferably, the guide pipe is a circular pipe, the inner diameter of the guide pipe is equal to the diameter of the drill rod, and a mirror layer is provided on the inner circumferential surface of the guide pipe. The effect of directional smooth propulsion can be achieved.
The utility model has the advantages of that: the utility model has simple and compact structure, stability and firmness and flexible disassembly and assembly; the fixing device can be stably and reliably fixed with the primary arch truss beam; the angle adjustment is convenient and flexible; the inner wall of the guide pipe is smooth, and the inner diameter of the guide pipe is consistent with the size of the drill rod, so that the effect of directional smooth propulsion can be achieved.
Drawings
Fig. 1 is a schematic view of the present invention.
In the figure: the guide pipe comprises a guide pipe 1, a side plate 3, a bottom plate 4, a top plate 5, a vertical locking screw 6, a rotary table 7, a first horizontal hinge shaft 8, a second horizontal hinge shaft 9, a third horizontal hinge shaft 10, a primary support arch frame beam 11, a downward flanging 12, a first rod section 13, a second rod section 14, a third rod section 15, a first rod section part thread section 16, a second rod section part thread section 17 and an insertion hole 18.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, the assembly type advance anchor rod drilling positioning device comprises a mounting seat and a guide pipe 1. The guide pipe is a round pipe. The mount pad includes that curb plate 3, left end are connected at bottom plate 4 and the roof 5 of left end connection in the curb plate upper end of curb plate lower extreme, and the bottom plate is equipped with the screw thread through-hole, and screw thread through-hole threaded connection has vertical locking screw 6, and vertical locking screw's lower extreme is equipped with carousel 7. One end of the guide pipe is hinged with the upper end of the side plate through a first horizontal hinge shaft 8, the other end of the guide pipe is hinged with one end of a telescopic mechanism through a second horizontal hinge shaft 9, the other end of the telescopic mechanism is hinged with the lower end of the side plate through a third horizontal hinge shaft 10, the first horizontal hinge shaft, the second horizontal hinge shaft and the third horizontal hinge shaft are parallel, and the first horizontal hinge shaft is parallel to the plane where the side plate is located; the distance between the bottom plate and the top plate is greater than the height of a primary arch girder 11 of the tunnel, and the primary arch girder is an I-shaped girder. One side of the top plate, which is far away from the side plate, is provided with a lower flanging 12, and the distance between the lower flanging and the side plate is larger than the width of the primary arch truss beam. The telescopic mechanism comprises a first rod section 13, a second rod section 14 and a third rod section 15, one end of the first rod section is hinged with the guide cylinder through a second horizontal hinge shaft, the other end of the first rod section is provided with a first rod section thread section 16, one end of the second rod section is provided with a first threaded hole, the other end of the second rod section is provided with a second threaded hole, the thread directions of the first threaded hole and the second threaded hole are opposite, one end of the third rod section is hinged with the side plates through a third horizontal hinge shaft, the other end of the third rod section is provided with a second rod section thread section 17, the second rod section thread section is in threaded connection with the second threaded hole, and the first rod section thread section is in threaded connection with the first threaded hole. The second pole segment is provided with a socket 18 on its side. The inner diameter of the guide pipe is consistent with the diameter of the drill rod, and the inner peripheral surface of the guide pipe is provided with a mirror surface layer.
During the use, make the mount pad cover on just propping up the bow member roof beam, then rotate vertical locking screw cooperation roof centre gripping just prop up the bow member roof beam and realize the utility model discloses an installation, telescopic machanism says so with the inclination that changes the guide cylinder to the angle that needs, makes the drilling rod wear to establish in the guide cylinder and the drill bit up, then bores the department advance drilling at the tunnel roof through drilling rod driver bit.
Claims (6)
1. An assembly type advanced anchor rod drilling positioning device is characterized by comprising a mounting seat and a guide pipe, wherein the mounting seat comprises a side plate, a bottom plate and a top plate, the left end of the bottom plate is connected to the lower end of the side plate, the left end of the top plate is connected to the upper end of the side plate, the bottom plate is provided with a threaded through hole, the threaded through hole is in threaded connection with a vertical locking screw rod, one end of the guide pipe is hinged to the upper end of the side plate through a first horizontal hinge shaft, the other end of the guide pipe is hinged to one end of a telescopic mechanism through a second horizontal hinge shaft, the other end of the telescopic mechanism is hinged to the lower end of the side plate through a third horizontal hinge shaft, the first horizontal hinge shaft, the second horizontal hinge shaft and the third horizontal hinge shaft are parallel, and the first horizontal hinge shaft is parallel to a plane where the side plate is located; the distance between the bottom plate and the top plate is larger than the height of a primary arch truss beam of the tunnel, and the primary arch truss beam is an I-shaped beam.
2. The assembly type advance anchor rod drilling and positioning device of claim 1, wherein the lower end of the vertical locking screw rod is provided with a turntable.
3. The assembly type advance anchor rod drilling and positioning device of claim 1 or 2, wherein a downward flanging is arranged on one side, away from the side plate, of the top plate, and the distance between the downward flanging and the side plate is larger than the width of the primary support arch beam.
4. The assembly type advance anchor rod drilling and positioning device of claim 1, wherein the telescopic mechanism comprises a first rod section, a second rod section and a third rod section, one end of the first rod section is hinged with the guide cylinder through the second horizontal hinge shaft, the other end of the first rod section is provided with a first rod section threaded section, one end of the second rod section is provided with a first threaded hole, the other end of the second rod section is provided with a second threaded hole, the thread directions of the first threaded hole and the second threaded hole are opposite, one end of the third rod section is hinged with the side plate through the third horizontal hinge shaft, the other end of the third rod section is provided with a second rod section threaded section, the second rod section threaded section is in threaded connection with the second threaded hole, and the first rod section threaded section is in threaded connection with the first threaded hole.
5. An assembled advance bolt hole drilling and positioning device as claimed in claim 4, wherein the second section is provided with a socket on a side surface thereof.
6. The fabricated advanced rock bolt hole-drilling positioning device of claim 1, wherein the inner diameter of the guide tube is consistent with the diameter of the drill rod, and the inner circumferential surface of the guide tube is provided with a mirror layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120286618.4U CN214640452U (en) | 2021-02-02 | 2021-02-02 | Assembled advance stock drilling positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120286618.4U CN214640452U (en) | 2021-02-02 | 2021-02-02 | Assembled advance stock drilling positioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214640452U true CN214640452U (en) | 2021-11-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120286618.4U Active CN214640452U (en) | 2021-02-02 | 2021-02-02 | Assembled advance stock drilling positioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214640452U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114423204A (en) * | 2022-01-26 | 2022-04-29 | 四川大学 | Roller sliding chain type drill rod self-adaptive guiding and fixing device |
| CN116717198A (en) * | 2023-08-09 | 2023-09-08 | 保利长大工程有限公司 | Device for controlling tunnel drilling angle and use method |
-
2021
- 2021-02-02 CN CN202120286618.4U patent/CN214640452U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114423204A (en) * | 2022-01-26 | 2022-04-29 | 四川大学 | Roller sliding chain type drill rod self-adaptive guiding and fixing device |
| CN114423204B (en) * | 2022-01-26 | 2022-11-22 | 四川大学 | Roller sliding chain type drill rod self-adaptive guiding and fixing device |
| CN116717198A (en) * | 2023-08-09 | 2023-09-08 | 保利长大工程有限公司 | Device for controlling tunnel drilling angle and use method |
| CN116717198B (en) * | 2023-08-09 | 2024-03-29 | 保利长大工程有限公司 | Device for controlling tunnel drilling angle and use method |
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