CN115653500B - Traffic engineering construction drilling equipment - Google Patents
Traffic engineering construction drilling equipment Download PDFInfo
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- CN115653500B CN115653500B CN202211701192.XA CN202211701192A CN115653500B CN 115653500 B CN115653500 B CN 115653500B CN 202211701192 A CN202211701192 A CN 202211701192A CN 115653500 B CN115653500 B CN 115653500B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
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Abstract
The invention relates to the field of traffic engineering drilling, in particular to a traffic engineering construction drilling device. The drilling machine comprises a frame, wherein two guide cylinders are arranged on the frame, the two guide cylinders can horizontally slide along the left-right direction and can deflect left and right, the surfaces of the lower ends of the two guide cylinders, which are face to face, are hinged through a synchronous push-pull mechanism, the surfaces of the upper ends of the two guide cylinders, which are back to back, are hinged through an auxiliary connecting mechanism, a drilling rod capable of rotating is arranged in the hollow guide cylinders, and the drilling rod is drilled downwards through downward pressure applied by a pressure mechanism. According to the invention, through the arrangement of the guide cylinder, the drill rod can drill vertically and obliquely under the guidance of the guide cylinder, so that the diversified requirements in the construction process are met.
Description
Technical Field
The invention relates to the field of traffic engineering drilling, in particular to a traffic engineering construction drilling device.
Background
In the process of traffic engineering construction, holes are usually drilled in the ground, and for a series of projects such as installation of an isolation guard rail, placement and installation of an isolation plate during construction and maintenance, auxiliary installation and fixation are realized through drilling. For example, chinese patent document No. CN 112878906B discloses a traffic engineering road drilling machine, which can only drill holes vertically, and the vertical drilling holes cannot meet diversified requirements for installing the isolation plate, and cannot be fixed adaptively, and if some isolation plates need to be supported obliquely, the vertical installation holes cannot meet the requirements, resulting in insecure fixation of the isolation plate.
Disclosure of Invention
According to the defects of the prior art, the invention provides the drilling device for traffic engineering construction, which can realize vertical drilling and oblique drilling and meet the diversified requirements of construction.
The invention relates to a drilling device for traffic engineering construction, which adopts the following technical scheme: the device comprises a rack, wherein two guide cylinders are arranged on the rack, the two guide cylinders can horizontally slide along the left-right direction and can deflect left and right, the surface, facing the lower ends of the two guide cylinders, is hinged through a synchronous push-pull mechanism, the synchronous push-pull mechanism enables the lower ends of the two guide cylinders to be synchronously close to or away from each other, the surfaces, back to back, of the upper ends of the two guide cylinders are hinged through an auxiliary connecting mechanism, and the auxiliary connecting mechanism allows the upper ends of the two guide cylinders to be synchronously close to or away from each other; two limiting blocks which are symmetrical left and right are arranged on the rack, and the two limiting blocks support the back-to-back surfaces of the guide cylinders at preset positions on the upper parts of the guide cylinders; after the synchronous push-pull mechanism pushes the lower ends of the two guide cylinders to be away from each other to a preset distance, the two guide cylinders deflect around the limiting block by taking the limiting block as a fulcrum, and then the lower ends are away from each other, and the upper ends are close to each other to incline; the top of the rack is provided with a pushing mechanism which can push the auxiliary connecting mechanism downwards and prevent the guide cylinder from moving upwards after the position of the guide cylinder is determined;
the drill rod is arranged in the hollow guide cylinder, the upper end of the drill rod is sleeved with an installation plate, the installation plate can slide up and down along the guide cylinder and can rotate relative to the drill rod, a return spring is connected between the installation plate and the bottom of the guide cylinder, and the initial return spring enables the drill rod to be located at the upper end limit position; a first motor is arranged on the mounting plate and used for driving the drill rod to rotate; the mounting plates of the two drill rods are hinged through a pressure mechanism, the pressure mechanism is used for applying downward pressure to the drill rods, and the downward pressure applied by the pressure mechanism can be adjusted.
Optionally, an auxiliary drill cylinder is sleeved on the outer side of the drill rod, the auxiliary drill cylinder is rotatably connected with the mounting plate and rotates synchronously with the drill rod, the inner diameter of the auxiliary drill cylinder is larger than the outer diameter of the drill rod, and the bottom end of the auxiliary drill cylinder is lower than the bottom end of the drill rod.
Optionally, the synchronous push-pull mechanism comprises a gear and a first hinged plate, the gear is arranged in the rack in a rotating mode around a vertical axis, the left and right hinged plates are arranged on the left and right of the first hinged plate and are arranged in the rack in a sliding mode in the left and right directions, the two first hinged plates are hinged to the two corresponding guide cylinders respectively, racks are arranged on one face-to-face sides of the two first hinged plates, the two racks are symmetrical front and back, the gear is clamped between the two racks and is meshed with the two racks, and a second motor is arranged on the rack and used for driving the gear to rotate.
Optionally, the auxiliary connecting mechanism comprises a connecting plate, the left side and the right side of the connecting plate are slidably inserted with second hinged plates, the second hinged plates are connected with the connecting plate through horizontally extending supporting springs, one end of each second hinged plate, which is far away from the connecting plate, is hinged with the guide cylinder, and the hinged position is located on the back-to-back surface of the guide cylinder.
Optionally, the pushing mechanism is a cylinder, the cylinder is arranged on a top plate of the rack, and a piston rod of the cylinder extends downwards and then can abut against the connecting plate to further block the guide cylinder from moving upwards.
Optionally, the pressure mechanism comprises a water storage tank, the left side and the right side of the water storage tank are both provided with spring telescopic rods, the tail ends of the movable rods of the spring telescopic rods are hinged with the corresponding mounting plates, the water storage tank is provided with a water inlet, and the water inlet is connected with an external water source through a water supply pipe.
Optionally, the rotation direction of the two drill rods is opposite.
Optionally, the outer circumferential wall surface of the drill rod is provided with helical blades.
The invention has the beneficial effects that: the drilling device for traffic engineering construction is provided with the two guide cylinders, and the drill rod can drill vertically and obliquely under the guidance of the guide cylinders, so that the diversified requirements in the construction process are met. Meanwhile, the downward pressure provided by the pressure mechanism for the drill rod can be adjusted to adapt to the downward pressure required by drilling holes with different slopes, so that the drilling efficiency is high, the damage to the drill bit is small, and the service cycle of the drill bit is long.
Drawings
In order to illustrate embodiments of the invention or prior art solutions more clearly, the drawings that are needed in the description of the embodiments or prior art will be briefly described below, it being apparent that the drawings in the following description are only some embodiments of the invention and that other drawings may be derived from those without inventive effort by a person skilled in the art, it being understood that the drawings are not necessarily drawn to scale.
FIG. 1 is a front view of a drilling device for traffic engineering construction according to the present invention;
FIG. 2 is a front cross-sectional view of a drilling device for traffic engineering construction according to the present invention;
FIG. 3 is a schematic view of the invention with the frame concealed;
FIG. 4 is a schematic structural view of an auxiliary connecting mechanism according to the present invention;
FIG. 5 is a schematic view of the construction of a press mechanism according to the present invention;
FIG. 6 is a schematic structural view of the synchronous push-pull mechanism of the present invention;
FIG. 7 is a schematic structural view of a guide cylinder according to the present invention;
FIG. 8 is a cross-sectional view of the guide cylinder of the present invention;
FIG. 9 is a schematic view of the connection of the guide cylinder, the drill rod and the auxiliary drill cylinder in the present invention;
FIG. 10 is a schematic view of the structure of the auxiliary drill cylinder, the drill rod and the first motor in the present invention;
FIG. 11 is a cross-sectional view of FIG. 10;
FIG. 12 is a schematic view illustrating a state of drilling an inclined hole according to the present invention.
In the figure: 100. a frame; 101. a cylinder; 102. a limiting block; 103. a chute; 200. a guide cylinder; 201. a first hinge mount; 202. avoiding the notch; 203. a second hinge mount; 206. a limiting baffle; 207. a return spring; 210. an auxiliary drill cylinder; 211. a drill stem; 212. mounting a plate; 213. a third hinge base; 214. a first motor; 215. a first bracket; 300. an auxiliary connection mechanism; 301. a second hinge plate; 302. a support spring; 303. a connecting plate; 400. a pressure mechanism; 401. a spring telescopic rod; 403. a water inlet; 404. a water storage tank; 500. a synchronous push-pull mechanism; 501. a gear; 502. a first hinge plate; 503. a guide slide plate; 504. a hinge hole; 505. a second motor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 12, the drilling device for traffic engineering construction of the present invention includes a frame 100, two guide cylinders 200 are disposed on the frame 100, the two guide cylinders 200 can horizontally slide along the left-right direction and can swing left and right, specifically, a sliding slot 103 is disposed at the lower end of the frame 100, the two guide cylinders 200 are slidably disposed on the sliding slot 103 along the left-right direction, the guide cylinders 200 are rectangular, and the sliding slot 103 restricts the front and back movement of the guide cylinders 200. The lower end-to-face surfaces of the two guide cylinders 200 are hinged through a synchronous push-pull mechanism 500, the synchronous push-pull mechanism 500 enables the lower ends of the two guide cylinders 200 to synchronously approach or synchronously depart from each other, the back-to-back surfaces of the upper ends of the two guide cylinders 200 are hinged through an auxiliary connecting mechanism 300, and the auxiliary connecting mechanism 300 allows the upper ends of the two guide cylinders 200 to synchronously approach or synchronously depart from each other; two limiting blocks 102 which are symmetrical left and right are arranged on the rack 100, the surfaces of the guide cylinders 200 back to back are supported by the two limiting blocks 102 at the preset positions on the upper portions of the guide cylinders 200, the two guide cylinders 200 are further prevented from being mutually far away, the lower ends of the two guide cylinders 200 pushed by the synchronous push-pull mechanism 500 are mutually far away to the preset distance, the two guide cylinders 200 deflect around the limiting blocks 102 by taking the limiting blocks 102 as fulcrums, the lower ends are further far away, the upper ends are close to each other to incline, and the edges of the limiting blocks 102 close to the guide cylinders 200 are chamfered, so that the guide cylinders 200 deflect. The top of the rack 100 is provided with a pushing mechanism, which can push the auxiliary connecting mechanism 300 downward, and prevent the guide cylinder 200 from moving upward after the position of the guide cylinder 200 is determined.
The guide cylinder 200 is hollow and provided with a drill rod 211, the upper end of the drill rod 211 is sleeved with a mounting plate 212, the mounting plate 212 can slide up and down along the guide cylinder 200 and can rotate relative to the drill rod 211, a return spring 207 is connected between the mounting plate 212 and the bottom of the guide cylinder 200, the initial return spring 207 enables the drill rod 211 to be located at the upper limit position, the inner peripheral wall of the guide cylinder 200 is provided with a limit baffle 206, and the limit baffle 206 is used for preventing the drill rod 211 from moving upwards; a first motor 214 is arranged on the mounting plate 212 through a first bracket 215, and the first motor 214 is used for driving the drill rod 211 to rotate; the mounting plates 212 of the two drill rods 211 are hinged through a pressure mechanism 400, the pressure mechanism 400 is used for applying downward pressure to the drill rods 211 through the mounting plates 212, and the downward pressure applied by the pressure mechanism 400 can be adjusted. According to the invention, through the design of the guide cylinder 200, a straight hole or an inclined hole can be drilled on the bottom surface, when the straight hole needs to be drilled, the guide cylinder 200 is vertical, and when the inclined hole needs to be drilled, the synchronous push-pull mechanism 500 controls the guide cylinder 200 to obliquely advance so as to guide the drill rod 211 to drill the inclined hole, so that the application range is wide.
In a further embodiment, an auxiliary drill barrel 210 is sleeved on the outer side of the drill rod 211, the auxiliary drill barrel 210 is rotatably connected with the mounting plate 212 and rotates synchronously with the drill rod 211, the inner diameter of the auxiliary drill barrel 210 is larger than the outer diameter of the drill rod 211, and the bottom end of the auxiliary drill barrel 210 is lower than the bottom end of the drill rod 211, that is, the bottom end of the drill rod 211 is located inside the auxiliary drill barrel 210, the return spring 207 is sleeved on the outer side of the auxiliary drill barrel 210, during drilling, the auxiliary drill barrel 210 firstly contacts the ground and drills out a safety zone on the bottom surface, and the drill rod 211 then contacts the ground to drill a hole, so that the drill rod 211 cannot damage the peripheral ground during drilling.
Further, the outer peripheral wall surface of the drill rod 211 is provided with a spiral blade for conveying soil generated by drilling to the ground.
In a further embodiment, as shown in fig. 2, fig. 3 and fig. 6, the synchronous push-pull mechanism 500 includes a gear 501 and a first hinge plate 502, the gear 501 is rotatably disposed on the frame 100 around a vertical axis, two first hinge plates 502 are disposed on the left and right and are slidably mounted on the frame 100 along the left and right directions, the two first hinge plates 502 are respectively hinged to the two corresponding guide cylinders 200, one facing sides of the two first hinge plates 502 have racks, the two racks are symmetrical front and back, the gear 501 is sandwiched between the two racks and is engaged with the two racks, a second motor 505 is disposed on the frame 100, and the second motor 505 is configured to drive the gear 501 to rotate. For convenience of installation, the frame 100 is provided with two guide sliding plates 503, the two guide sliding plates 503 are distributed left and right, the hinge plate is inserted in the guide sliding plates 503 in a sliding manner, and the guide guard plate is provided with a second bracket for convenience of installation of a second motor 505.
In a further embodiment, as shown in fig. 4, the auxiliary connecting mechanism 300 comprises a connecting plate 303, a second hinge plate 301 is slidably inserted on the left and right sides of the connecting plate 303, the second hinge plate 301 and the connecting plate 303 are connected through a horizontally extending supporting spring 302, one end of the second hinge plate 301 away from the connecting plate 303 is hinged with the guide cylinder 200, and the hinged part is located on the back-to-back surface of the guide cylinder 200.
Further, a first hinge seat 201 is arranged on the side surface of the lower end of the guide cylinder 200 close to the center of the rack 100, a hinge hole 504 is arranged on the first hinge plate 502, and the first hinge plate 502 is hinged with the first hinge seat 201 through the hinge hole 504; the side of the upper end of the guide cylinder 200 far away from the center of the frame 100 is provided with a second hinge seat 203, and the second hinge plate 301 is hinged with the second hinge seat 203.
In a further embodiment, as shown in fig. 1 and fig. 2, the pushing mechanism is an air cylinder 101, the air cylinder 101 is disposed on a top plate of the rack 100, and a piston rod of the air cylinder 101 extends downward and then can abut against the connecting plate 303, thereby blocking the guide cylinder 200 from moving upward.
In a further embodiment, as shown in fig. 2, 3 and 5, the pressure mechanism 400 includes a water storage tank 404, spring extension rods 401 are disposed on both left and right sides of the water storage tank 404, the ends of the movable rods of the spring extension rods 401 are hinged to the corresponding mounting plates 212, a water inlet 403 is disposed on the water storage tank 404, the water inlet 403 is connected to an external water source through a water supply pipe, and the downward pressure applied to the drill rod 211 by the water storage tank 404 can be adjusted by controlling the water inflow. In order to meet the design requirement, a water inlet pipe is arranged on the water storage tank 404, a water inlet 403 is arranged on the water inlet pipe, and the fixing rods of the two spring telescopic rods 401 are integrally formed and fixedly sleeved on the water inlet pipe; an avoiding gap 202 communicated with the inside of the guide cylinder 200 is formed in one side face of the guide cylinder 200 close to the center of the rack 100, a third hinge seat 213 is arranged on the mounting plate 212, the third hinge seat 213 is located at the avoiding gap 202, and the tail end of a movable rod of the spring telescopic rod 401 is hinged to the corresponding third hinge seat 213.
Hereinafter, the operation principle and the operation process of the present invention will be described in detail with reference to the above embodiments.
The frame 100 is fixed at the position where the hole needs to be punched, if the hole is vertically punched, so that the guide cylinder 200 is kept vertical, the air cylinder 101 is started, and the piston rod of the air cylinder 101 extends downwards to push against the connection, so as to limit the upward movement of the guide cylinder 200 (as shown in fig. 1 and fig. 2). The first motor 214 is started, the first motor 214 drives the drill rod 211 and the auxiliary drill cylinder 210 to rotate, the rotating directions of the two drill rods 211 are opposite, the rotating force caused by punching can be balanced, and the drilling is ensured to be more stable and accurate. Then, water enters the water storage bin from the water inlet 403, the water storage bin 404 with a preset downward pressure drives the drill rod 211 and the auxiliary drill cylinder 210 to move downwards, the bottom of the sliding groove 103 and the bottom of the guide cylinder 200 are hollowed, so that the drill rod 211 and the auxiliary drill cylinder 210 can conveniently drill downwards, the auxiliary drill cylinder 210 firstly contacts the ground, a safety interval is drilled in the ground, and then the drill rod 211 contacts the ground for drilling.
If an inclined hole with a certain inclination needs to be drilled, the second motor 505 is started, the second motor 505 drives the gear 501 to rotate, the gear 501 drives the two first hinged plates 502 to synchronously move away, the two first hinged plates 502 push the outer ends of the guide cylinder 200 to move outwards (the outer end is close to the center of the rack 100, and the inner end is close to the center of the rack 100), because the limiting plate limits the parallel movement of the guide cylinder 200, the guide cylinder 200 moves obliquely under the pushing of the first hinged plate 502, after the preset position is reached, the air cylinder 101 is started, and the piston rod of the air cylinder 101 extends downwards to tightly push the connecting plate 303 to prevent the guide cylinder 200 from moving upwards (as shown in fig. 12). Then, the first motor 214 is started and water is injected into the water storage tank 404 from the water inlet 403, and the water storage tank 404 drives the drill rod 211 and the auxiliary drill barrel 210 to move obliquely downwards for drilling. Because the hole is punched obliquely, the direction of the downward pressure provided by the water storage tank 404 and the drill rod 211 have a certain angle, and the water injection amount of the water storage tank 404 can be increased, so that the drill rod 211 has a proper downward pressure. After the punching is finished, water in the water storage tank 404 is pumped out, and the drill rod 211 gradually exits upwards under the action of the return spring 207.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, which is intended to cover any modifications, equivalents, improvements, etc. within the spirit and scope of the present invention.
Claims (8)
1. The utility model provides a traffic engineering construction drilling equipment which characterized in that: the device comprises a rack, wherein two guide cylinders are arranged on the rack, the two guide cylinders can horizontally slide along the left-right direction and can swing left and right, the surface, facing the lower ends of the two guide cylinders, is hinged through a synchronous push-pull mechanism, the synchronous push-pull mechanism enables the lower ends of the two guide cylinders to synchronously approach or keep away, the back-to-back surfaces of the upper ends of the two guide cylinders are hinged through an auxiliary connecting mechanism, and the auxiliary connecting mechanism allows the upper ends of the two guide cylinders to synchronously approach or keep away; two limiting blocks which are symmetrical left and right are arranged on the rack, and the two limiting blocks support the back-to-back surfaces of the guide cylinders at preset positions on the upper parts of the guide cylinders; after the synchronous push-pull mechanism pushes the lower ends of the two guide cylinders to be away from each other to a preset distance, the two guide cylinders deflect around the limiting block by taking the limiting block as a fulcrum, and then the lower ends are away from each other, and the upper ends are close to each other to incline; the top of the rack is provided with a pushing mechanism which can push the auxiliary connecting mechanism downwards and prevent the guide cylinder from moving upwards after the position of the guide cylinder is determined;
the inner part of the guide cylinder is hollow and is provided with a drill rod, the upper end of the drill rod is sleeved with an installation plate, the installation plate can slide up and down along the guide cylinder and can rotate relative to the drill rod, a return spring is connected between the installation plate and the bottom of the guide cylinder, and the initial return spring enables the drill rod to be in an upper end limit position; the mounting plate is provided with a first motor, and the first motor is used for driving the drill rod to rotate; the mounting plates of the two drill rods are hinged through a pressure mechanism, the pressure mechanism is used for applying downward pressure to the drill rods, and the downward pressure applied by the pressure mechanism can be adjusted.
2. The traffic engineering construction drilling device according to claim 1, characterized in that: the outside cover of drilling rod is equipped with auxiliary drill section of thick bamboo, and auxiliary drill section of thick bamboo rotates with the mounting panel and is connected and rotate with the drilling rod synchronous, and the internal diameter of auxiliary drill section of thick bamboo is greater than the external diameter of drilling rod and the bottom of auxiliary drill section of thick bamboo is less than the bottom of drilling rod.
3. The traffic engineering construction drilling device according to claim 1, characterized in that: the synchronous push-pull mechanism comprises a gear and a first hinged plate, the gear is arranged in the rack in a rotating mode around a vertical axis, the left side and the right side of the first hinged plate are provided with two hinged plates which are arranged in the rack in a sliding mode in the left-right direction, the two first hinged plates are hinged to the two corresponding guide cylinders respectively, racks are arranged on one sides of the two first hinged plates facing each other, the two racks are symmetrical in the front-back direction, the gear is clamped between the two racks and is meshed with the two racks, and a second motor is arranged on the rack and used for driving the gear to rotate.
4. The traffic engineering construction drilling device according to claim 1, characterized in that: the auxiliary connecting mechanism comprises a connecting plate, second hinged plates are inserted in the left side and the right side of the connecting plate in a sliding mode, the second hinged plates are connected with the connecting plate through horizontally extending supporting springs, one end, far away from the connecting plate, of each second hinged plate is hinged with the guide cylinder, and the hinged position is located on the back-to-back surface of the guide cylinder.
5. The traffic engineering construction drilling device according to claim 1, characterized in that: the pushing mechanism is a cylinder, the cylinder is arranged on a top plate of the rack, and a piston rod of the cylinder extends downwards and then can be abutted against the connecting plate, so that the guide cylinder is prevented from moving upwards.
6. The traffic engineering construction drilling device according to claim 1, characterized in that: the pressure mechanism comprises a water storage tank, spring telescopic rods are arranged on the left side and the right side of the water storage tank respectively, the tail ends of the movable rods of the spring telescopic rods are hinged to corresponding mounting plates, a water inlet is formed in the water storage tank, and the water inlet is connected with an external water source through a water supply pipe.
7. The traffic engineering construction drilling device according to claim 1, characterized in that: the two drill rods rotate in opposite directions.
8. The traffic engineering construction drilling device according to claim 1, characterized in that: the peripheral wall surface of the drill rod is provided with spiral blades.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211701192.XA CN115653500B (en) | 2022-12-29 | 2022-12-29 | Traffic engineering construction drilling equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211701192.XA CN115653500B (en) | 2022-12-29 | 2022-12-29 | Traffic engineering construction drilling equipment |
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| CN115653500A CN115653500A (en) | 2023-01-31 |
| CN115653500B true CN115653500B (en) | 2023-03-07 |
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| CN202211701192.XA Active CN115653500B (en) | 2022-12-29 | 2022-12-29 | Traffic engineering construction drilling equipment |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116372701B (en) * | 2023-06-07 | 2023-08-22 | 陕西晖煌建筑劳务有限公司 | Equipment of polishing of construction face |
| CN116465381B (en) * | 2023-06-19 | 2023-08-25 | 陕西晖煌建筑劳务有限公司 | Survey and drawing frame for construction |
| CN116537705B (en) * | 2023-07-05 | 2023-09-05 | 中国华西工程设计建设有限公司 | Drilling device for bridge underwater pile foundation construction |
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| US6497296B1 (en) * | 2000-06-05 | 2002-12-24 | Vermeer Manufacturing Company | Anchoring system for a directional drilling machine and methods of use |
| DE102007005944B4 (en) * | 2007-02-01 | 2008-12-11 | Tracto-Technik Gmbh & Co. Kg | slant drill |
| CN105852986B (en) * | 2016-04-11 | 2018-03-20 | 庄源东 | Three-dimension virtual reality fitting pedicle nail inserts laser assisted position guiding device |
| CN207212268U (en) * | 2017-10-12 | 2018-04-10 | 平顶山工业职业技术学院 | A kind of stratigraphic analysis drilling rig |
| CN110878673A (en) * | 2018-09-05 | 2020-03-13 | 徐州中新机械科技有限公司 | Angle-adjustable automatic drilling machine |
| CN211258490U (en) * | 2019-12-05 | 2020-08-14 | 河南发恩德矿业有限公司 | Miniaturized multi-functional drilling rig |
| CN212079198U (en) * | 2020-04-24 | 2020-12-04 | 陈第夫 | Drilling equipment with adjustable cutting angle for tunnel engineering construction |
| CN111648803B (en) * | 2020-05-13 | 2022-04-05 | 河南理工大学 | Anchor cable self-drilling and rapid anchoring construction method based on water jet technology |
| CN111456628A (en) * | 2020-05-14 | 2020-07-28 | 辽宁工程技术大学 | Fully mechanized coal mining face cross-fault drilling manipulator device and using method |
| CN212689917U (en) * | 2020-06-16 | 2021-03-12 | 江苏登瀛重工有限责任公司 | Support arrangement for hydraulic jumbolter |
| AU2020101899A4 (en) * | 2020-08-20 | 2020-09-24 | East China University Of Technology | A Geological Exploration Equipment |
| CN112268737A (en) * | 2020-10-29 | 2021-01-26 | 吴科文 | A drilling sampler for highway detects |
| CN213743238U (en) * | 2020-12-07 | 2021-07-20 | 湖南易售机械科技有限公司 | Drilling equipment for engineering |
| CN113062688A (en) * | 2021-03-22 | 2021-07-02 | 辽宁工程技术大学 | Coal mine gas extraction drilling device |
| CN215859980U (en) * | 2021-07-12 | 2022-02-18 | 山东新大洲交通工程有限责任公司 | Traffic engineering road drilling machine |
| CN216617426U (en) * | 2022-01-06 | 2022-05-27 | 中交隧道工程局有限公司 | Linkage type drilling mechanism for bridge overhead construction |
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| CN114809916A (en) * | 2022-04-22 | 2022-07-29 | 东营职业学院 | Perforating device for building engineering with prevent dead function of drill bit card |
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