CN221144396U - Limiting and sensing device for mast of rotary drilling rig - Google Patents
Limiting and sensing device for mast of rotary drilling rig Download PDFInfo
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- CN221144396U CN221144396U CN202322289557.9U CN202322289557U CN221144396U CN 221144396 U CN221144396 U CN 221144396U CN 202322289557 U CN202322289557 U CN 202322289557U CN 221144396 U CN221144396 U CN 221144396U
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- drilling rig
- rotary drilling
- sensing device
- supporting plate
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- 238000005553 drilling Methods 0.000 title claims abstract description 31
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 241000272814 Anser sp. Species 0.000 claims abstract description 9
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- 230000033001 locomotion Effects 0.000 abstract description 5
- 230000004888 barrier function Effects 0.000 abstract 2
- 244000261422 Lysimachia clethroides Species 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model discloses a limit sensing device for a mast of a rotary drilling rig, which belongs to the technical field of limit sensing of the mast of the rotary drilling rig, and comprises a limit sensing device arranged on the side face of a goose head frame; the limit sensing device comprises a sensing component arranged at the opening end of the rectangular supporting cylinder and a transmission mechanism for driving the sensing component to rotate; the rectangular supporting cylinder is arranged on the side face of the goose head frame; the top opening end of the rectangular supporting cylinder is provided with a supporting column; the sensing assembly comprises a supporting plate and a distance sensor; the supporting plate is rotatably arranged between the two supporting columns; the distance sensor is fixedly arranged on the side surface of the supporting plate. According to the utility model, the supporting plate is driven to rotate through the transmission mechanism, so that the distance sensor can detect the distance between the barrier on the lifting track and the falling track of the mast, the top of the mast is prevented from colliding with the barrier, and the mast is convenient to operate; meanwhile, the camera is installed on one side of the supporting plate, so that the operation space on the motion track of the mast can be observed more straight pipes, and the device is convenient and practical.
Description
Technical Field
The utility model relates to the technical field of limit sensing of a mast of a rotary drilling rig, in particular to a limit sensing device of the mast of the rotary drilling rig.
Background
When the rotary drilling rig drives the mast to rotate through the amplitude variation mechanism, a driver is influenced by the sight, and can not see the top of the mast and the obstacles in the operation space, so that the rotary drilling rig is very easy to collide with the top and the obstacles in the operation space. When the rotary drilling rig mast is lifted in a rotating mode and falls back in a rotating mode, if the obstacle is located on the lifting and falling-back line, collision is prone to occurring. The prior patent installs a distance sensor at the top of the mast for detecting the distance of the top of the mast from the obstacle; however, the existing distance sensor cannot detect the distance in two directions when lifting and falling back, and the mast operation is affected. In order to solve the problems, the utility model provides a mast limit sensing device of a rotary drilling rig.
Disclosure of utility model
Aiming at the technical defects, the utility model aims to provide the limit sensing device for the mast of the rotary drilling rig, and the transmission mechanism drives the supporting plate to rotate, so that the distance sensor can detect the distance between the mast and the obstacle on the falling track, and the top of the mast is prevented from colliding with the obstacle; the problem that the existing distance sensor in the background technology cannot detect the distance in two directions when lifting and falling back so as to influence mast operation is solved.
In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a limit sensing device for a mast of a rotary drilling rig, which comprises a mast connected with a rig body through an amplitude variation mechanism, wherein a goose head frame is arranged at the top of the mast, and a limit sensing device is arranged on the side surface of the goose head frame; the limit sensing device comprises a sensing component arranged at the opening end of the rectangular supporting cylinder and a transmission mechanism for driving the sensing component to rotate; the rectangular supporting cylinder is arranged on the side face of the gooseneck frame; the top opening end of the rectangular supporting cylinder is provided with a supporting column; the sensing assembly comprises a supporting plate and a distance sensor; the supporting plate is rotatably arranged between the two supporting columns; the distance sensor is fixedly arranged on the side surface of the supporting plate; the distance sensor is electrically connected with a main controller of the rotary drilling rig.
Preferably, the transmission mechanism comprises a servo motor, a gear, a horizontal rack and an electric telescopic rod; the lower part of the rectangular supporting cylinder is provided with rack holes penetrating through the two side walls; the horizontal rack is slidably arranged in the rack hole; the servo motor is fixedly arranged on an inner side wall at the lower part of the rectangular supporting cylinder; the output end of the servo motor is fixedly provided with a gear; the gear is meshed with the horizontal rack; the end part of the electric telescopic rod is hinged to the center position of the upper surface of the horizontal rack; the output end of the electric telescopic rod is hinged with the lower end of the supporting plate.
Preferably, the servo motor and the electric telescopic rod are electrically connected with a main controller of the rotary drilling rig.
Preferably, the outer side surface of the lower part of the rectangular supporting cylinder is symmetrically provided with limiting grooves communicated with the rack holes; limiting blocks matched with the limiting grooves are symmetrically arranged at two ends of the horizontal rack.
Preferably, a camera is arranged on one side surface of the supporting plate; the camera is electrically connected with a display screen in the cab of the rotary drilling rig.
The utility model has the beneficial effects that:
1. According to the utility model, the supporting plate is driven to rotate through the transmission mechanism, so that the distance sensor can detect the distance between the obstacle on the lifting track and the falling track of the mast, the top of the mast is prevented from colliding with the obstacle, and the mast is convenient to operate.
2. According to the utility model, the direction and the angle of the distance sensor are adjusted by mutually matching the servo motor and the electric telescopic rod, so that the distance of the obstacle on the movement track of the mast is conveniently detected, and the device is convenient and practical.
3. According to the utility model, the camera is arranged on one side surface of the supporting plate, so that the operation space on the motion track of the mast can be observed more in a straight pipe, and the device is convenient and practical.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a mast limit sensing device of a rotary drilling rig.
Fig. 2 is a schematic structural view of the limit sensor according to the present utility model in a vertical state of the support plate.
Fig. 3 is a vertical cross-sectional view of fig. 2.
Fig. 4 is a horizontal cross-sectional view of the horizontal rack of fig. 2.
Fig. 5 is a schematic structural view of the limit sensor according to the present utility model in a horizontal state of the support plate.
Fig. 6 is a vertical cross-sectional view of fig. 5.
Fig. 7 is a schematic view of a structure without a rectangular supporting cylinder.
Reference numerals illustrate: the device comprises a 1-drilling machine body, a 2-amplitude changing mechanism, a 3-mast, a 4-goose head frame, a 5-limit sensing device, a 6-rectangular supporting cylinder, a 61-supporting column, a 62-rack hole, a 63-limit groove, a 71-supporting plate, a 72-distance sensor, a 73-camera, a 81-servo motor, a 82-gear, a 83-horizontal rack, a 831-limit block and a 84-electric telescopic rod.
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Embodiment one:
As shown in fig. 1 to 7, the present embodiment provides a mast limit sensor of a rotary drilling rig, including: the device comprises a mast 3 connected with a drill body 1 through an amplitude variation mechanism 2, wherein a goose head frame 4 is arranged at the top of the mast 3, and a limit sensing device 5 is arranged on the side surface of the goose head frame 4; the limit sensing device 5 comprises a sensing component arranged at the opening end of the rectangular supporting cylinder 6 and a transmission mechanism for driving the sensing component to rotate; the rectangular supporting cylinder 6 is arranged on the side surface of the gooseneck bracket 4; the top opening end of the rectangular supporting cylinder 6 is provided with a supporting column 61; the sensing assembly includes a support plate 71 and a distance sensor 72; the support plate 71 is rotatably installed between the two support columns 61; the distance sensor 72 is fixedly installed at the side of the support plate 71; the distance sensor 72 is electrically connected with a main controller of the rotary drilling rig; in practice the distance sensor 72 detects and transmits a distance signal to the main controller of the rotary drilling rig, which resolves the distance signal into metric unit meters and transmits the obstacle distance to a display device installed in the operating room of the rotary drilling rig; when the obstacle distance is smaller than the minimum safety distance, the main controller controls the electromagnetic valve to cut off the lifting oil way of the luffing mechanism 2; in actual use, the supporting plate 71 is driven to rotate through the transmission mechanism, so that the distance sensor 72 detects the distance between the obstacle on the lifting track and the falling track of the mast, the top of the mast is prevented from colliding with the obstacle, and the mast is convenient to operate.
Embodiment two:
Referring to fig. 3, 4 and fig. 6 and 7, on the basis of retaining all the technical features in the first embodiment, the transmission mechanism includes a servo motor 81, a gear 82, a horizontal rack 83 and an electric telescopic rod 84; a rack hole 62 penetrating through two side walls is formed in the lower portion of the rectangular supporting cylinder 6; the horizontal rack 83 is slidably mounted within the rack bore 62; specifically, the outer side surface of the lower part of the rectangular supporting cylinder 6 is symmetrically provided with a limit groove 63 communicated with the rack hole 62; limiting blocks 831 matched with the limiting grooves 63 are symmetrically arranged at two ends of the horizontal racks 83; the servo motor 81 is fixedly arranged on an inner side wall of the lower part of the rectangular supporting cylinder 6; a gear 82 is fixedly arranged at the output end of the servo motor 81; the gear 82 is in meshed connection with the horizontal rack 83; the end part of the electric telescopic rod 84 is hinged to the center position of the upper surface of the horizontal rack 83; the output end of the electric telescopic rod 84 is hinged with the lower end of the supporting plate 71; when the mast 3 needs to be lifted, the gear 82 is driven to rotate by the servo motor 81, so that the horizontal rack 83 is driven to slide forwards (i.e. to the left in fig. 3), and the distance sensor 72 is extended and adjusted forwards by the electric telescopic rod 84, so that the distance of an obstacle in front of the mast 3 is detected; conversely, when the mast 3 needs to fall back, the horizontal rack 83 is driven to slide backward (i.e., to the right in fig. 3) by the servo motor 81, and then the distance sensor 72 is extended and adjusted backward by the electric telescopic rod 84 to detect the obstacle distance behind the mast 3. More specifically, the servo motor 81 and the electric telescopic rod 84 are electrically connected with a main controller of the rotary drilling rig. In actual use of the embodiment, the distance sensor 72 is adjusted to face and angle through the mutual matching of the servo motor 81 and the electric telescopic rod 84, so that the obstacle distance on the movement track of the mast 3 is conveniently detected, and the device is convenient and practical.
Embodiment III:
Referring to fig. 2, 3 and 5, on the basis of retaining all the technical features in the first and second embodiments, a camera 73 is mounted on one side of the supporting plate 71; the camera 73 is electrically connected with a display screen in the cab of the rotary drilling rig. In actual use of the embodiment, the camera 73 is mounted on one side of the supporting plate 71, so that the operation space on the movement track of the mast can be observed more in a straight pipe, and the device is convenient and practical.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (5)
1. The mast limit sensing device of the rotary drilling rig comprises a mast (3) connected with a rig body (1) through an amplitude variation mechanism (2), wherein a goose head frame (4) is arranged at the top of the mast (3), and the limit sensing device is characterized in that a limit sensing device (5) is arranged on the side surface of the goose head frame (4); the limit sensing device (5) comprises a sensing component arranged at the opening end of the rectangular supporting cylinder (6) and a transmission mechanism for driving the sensing component to rotate;
The rectangular supporting cylinder (6) is arranged on the side face of the goose head frame (4); the support column (61) is arranged at the open end of the top of the rectangular support cylinder (6); the sensing assembly comprises a support plate (71) and a distance sensor (72); the supporting plate (71) is rotatably arranged between the two supporting columns (61); the distance sensor (72) is fixedly arranged on the side surface of the supporting plate (71); the distance sensor (72) is electrically connected with a main controller of the rotary drilling rig.
2. A rotary drilling rig mast limit sensing device according to claim 1, characterized in that the transmission mechanism comprises a servo motor (81), a gear (82), a horizontal rack (83) and an electric telescopic rod (84); a rack hole (62) penetrating through two side walls is formed in the lower part of the rectangular supporting cylinder (6); the horizontal rack (83) is slidably mounted within the rack hole (62); the servo motor (81) is fixedly arranged on an inner side wall at the lower part of the rectangular supporting cylinder (6); a gear (82) is fixedly arranged at the output end of the servo motor (81); the gear (82) is in meshed connection with the horizontal rack (83); the end part of the electric telescopic rod (84) is hinged to the center position of the upper surface of the horizontal rack (83); the output end of the electric telescopic rod (84) is hinged with the lower end of the supporting plate (71).
3. A rotary drilling rig mast limit sensing device according to claim 2, characterized in that the servo motor (81) and the electric telescopic rod (84) are both electrically connected with a main controller of the rotary drilling rig.
4. A rotary drilling rig mast limit sensing device according to claim 3, characterized in that limit grooves (63) communicated with the rack holes (62) are symmetrically formed on the outer side surface of the lower part of the rectangular support cylinder (6); limiting blocks (831) matched with the limiting grooves (63) are symmetrically arranged at two ends of the horizontal racks (83).
5. A rotary drilling rig mast limit sensing device according to claim 1 or 4, characterized in that a camera (73) is mounted on one side of the support plate (71); and the camera (73) is electrically connected with a display screen in the cab of the rotary drilling rig.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322289557.9U CN221144396U (en) | 2023-08-25 | 2023-08-25 | Limiting and sensing device for mast of rotary drilling rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322289557.9U CN221144396U (en) | 2023-08-25 | 2023-08-25 | Limiting and sensing device for mast of rotary drilling rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221144396U true CN221144396U (en) | 2024-06-14 |
Family
ID=91428707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322289557.9U Active CN221144396U (en) | 2023-08-25 | 2023-08-25 | Limiting and sensing device for mast of rotary drilling rig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221144396U (en) |
-
2023
- 2023-08-25 CN CN202322289557.9U patent/CN221144396U/en active Active
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