Directional drilling machine capable of being intelligently and remotely monitored

Abstract

The utility model relates to a directional drilling machine capable of being intelligently and remotely monitored, which aims to solve the technical problems of large size, high cost and high operation difficulty of the existing drilling machine, and adopts the technical scheme that the directional drilling machine comprises a drill bit, a jacking oil cylinder, a first opening oil cylinder, an equipment box, a pushing oil cylinder, a second opening oil cylinder and an intelligent control system, the drill bit is arranged at the front end of the jacking oil cylinder, the whole jacking oil cylinder is of a rounded triangular cylinder structure, the first opening oil cylinder is fixedly arranged on the cylindrical surface of the jacking oil cylinder, the jacking oil cylinder and the pushing oil cylinder are connected with the equipment box through the universal joint, and the second opening oil cylinder is fixedly arranged on the cylindrical surface of the pushing oil cylinder. The stepping drilling is realized by alternately stretching and retracting the jacking oil cylinder and the pushing oil cylinder and combining with the opening oil cylinder. Stepping type drilling can be achieved through mutual matching of the multiple sets of oil cylinders and the drill bits, the structure is simple, cost is low, the occupied area is small, and operation difficulty is low.

Description

TECHNICAL FIELD

[0001] The utility model belongs to directional drilling technical field, concretely relates to a directional drilling rig of intelligent remote monitoring. BACKGROUND

[0002] With the development of geological exploration and mineral exploitation industry, such as gas extraction, geological exploration and other drilling work to directional drilling rig requirement is also increasing, now used for geological exploration and mineral exploitation directional drilling rig generally bulky, not only large floor area, high price, and construction operation complex, operation personnel's labor intensity is big. CONTENT OF UTILITY MODEL

[0003] The utility model aims at solving above -mentioned problem, provide a directional drilling rig of intelligent remote monitoring.

[0004] To solve above-mentioned technical problem, the utility model adopts the technical scheme that:

[0005] A directional drilling rig of intelligent remote monitoring, including drill bit, advancing hole bottom motor, top -in oil cylinder, a plurality of first open oil cylinder, equipment box, push oil cylinder, a plurality of second open oil cylinder and intelligent control system;

[0006] The drill bit is arranged at the output end of the advancing hole bottom motor, the advancing hole bottom motor is arranged at the front end of the top-in oil cylinder, the top-in oil cylinder is in the form of a round corner triangular column structure, the plurality of first open oil cylinder is evenly and perpendicularly fixed on the three column surfaces of the top-in oil cylinder, and a support plate is arranged on the outer end surface of the plurality of first open oil cylinder, the equipment box is connected with the rear end surface of the top-in oil cylinder through a universal joint, the equipment box adopts a push-pull type door opening structure, the push oil cylinder has the same structure as the top-in oil cylinder, and the front end surface of the push oil cylinder is connected with the rear end surface of the equipment box through a universal joint, the plurality of second open oil cylinder is evenly and perpendicularly fixed on the three column surfaces of the push oil cylinder, and a support plate is arranged on the outer end surface of the plurality of second open oil cylinder, the three round corner arc surfaces of the top-in oil cylinder and the push oil cylinder are respectively connected with a hydraulic oil pipe, an optical cable and a water pipe, the hydraulic oil pipe is in communication with the top-in oil cylinder, the first open oil cylinder, the push oil cylinder and the second open oil cylinder and is externally connected with a hydraulic oil tank, the front end of the optical cable is connected with the advancing hole bottom motor, and the front end of the water pipe is connected with the drill bit, and the rear end is externally connected with circulating water.

[0007] The intelligent control system comprises a data acquisition module, a data processing module and a remote control module, the data acquisition module is connected with the data processing module through an optical cable, the data processing module is connected with the remote control module, and the remote control module is electrically connected with the advancing hole bottom motor, the top-in oil cylinder, the first open oil cylinder, the push oil cylinder and the second open oil cylinder.

[0008] The data acquisition module comprises a pressure sensor, a flow sensor, inertial navigation and a spectral camera;

[0009] The pressure sensor is used for collecting the oil pressure parameters of the oil cylinder in the drilling process, and is respectively installed on the oil inlet pipelines of the jacking oil cylinder, the first opening oil cylinder, the pushing oil cylinder and the second opening oil cylinder.

[0010] The flow sensor is used for collecting the oil flow parameters of the oil cylinder in the drilling process, and is respectively installed on the straight pipe sections of the oil inlets or outlets of the jacking oil cylinder, the first opening oil cylinder, the pushing oil cylinder and the second opening oil cylinder.

[0011] The inertial navigation is used for real-time monitoring of the spatial pose of the drill bit to realize precise trajectory control, and is installed on the proximal short section of the drill bit, and a geological sensor is also installed.

[0012] The spectral camera is used for analyzing the spectral characteristics of the rock and soil in front of the drill bit to assist in judging the geological structure, identifying the pollutant substances such as oil hydrocarbon and heavy metal in the soil, avoiding secondary damage to the environment, detecting dangerous gases such as methane and hydrogen sulfide by near-infrared spectroscopy, dynamically adjusting the drilling pressure and rotating speed in combination with the lithology hardness data, reducing the drill bit wear rate, and is installed on the proximal short section of the drill bit.

[0013] The equipment box is provided with a power module, and the power module is electrically connected with the pressure sensor, the flow sensor, the inertial navigation and the spectral camera for power supply.

[0014] The optical cable wire is electrically connected with the pressure sensor, the flow sensor, the inertial navigation and the spectral camera.

[0015] Further, a back-off hole bottom motor is reversely installed on the rear end face of the pushing oil cylinder, an output end of the back-off hole bottom motor is provided with a back-off drill bit, the back-off hole bottom motor is electrically connected with the remote control module through the optical cable wire, and the back-off drill bit is communicated with a water pipe.

[0016] Further, the back-off drill bit adopts a hollow drill bit.

[0017] Compared with the prior art, the utility model has the advantages that:

[0018] 1. The utility model adopts the jacking oil cylinder and the pushing oil cylinder to push the drill bit forward, and the step-by-step drilling can be realized by the combination of the opening oil cylinder and the alternately telescopic jacking oil cylinder and pushing oil cylinder, and the operation is simple.

[0019] 2. The utility model can realize drilling through the cooperation of multiple groups of oil cylinders and drill bits, greatly simplifies the structure of the traditional drilling machine, and is simple in structure, low in cost, small in floor area and low in operation difficulty.

[0020] 3. The jacking cylinder and pushing cylinder of this utility model are both rounded triangular prism structures. The spreading cylinder is evenly arranged on its cylindrical surface, which can apply outward force evenly to the drill hole from three different directions, thereby realizing hole enlargement. The operation steps are few, which greatly reduces the operating cost.

[0021] 4. This utility model can monitor the drilling rig's operating status in real time, collect data such as geological structure, rock hardness, drill bit position, and movement trajectory through an intelligent monitoring system, and control and adjust the drilling rig's operating status accordingly.

[0022] 5. This utility model has a retraction bottom hole motor and a retraction drill bit installed in the reverse direction at the rear end of the drilling rig, which can ensure that the drilling rig can smoothly exit during retraction. Attached Figure Description

[0023] Fig. 1 This is a schematic diagram of the structure of this utility model;

[0024] Fig. 2 This is a schematic diagram of the jacking cylinder structure of this utility model;

[0025] Fig. 3 This is a schematic diagram of the connection structure of the control system of this utility model;

[0026] In the diagram: 1. Drill bit; 2. Forward bottom hole motor; 3. Pushing cylinder; 4. First spreading cylinder; 5. Equipment box; 6. Pushing cylinder; 7. Second spreading cylinder; 8. Retracting bottom hole motor; 9. Retracting drill bit; 10. Hydraulic oil pipe; 11. Communication optical cable; 12. Water pipe; 13. Support plate. Detailed Implementation

[0027] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0028] like Figs. 1-3 As shown, a directional drilling rig with intelligent remote monitoring includes a drill bit 1, a forward bottom motor 2, a jacking cylinder 3, several first spreading cylinders 4, an equipment box 5, a pushing cylinder 6, several second spreading cylinders 7, and an intelligent control system.

[0029] The drill bit 1 is arranged at the output end of the advancing hole bottom motor 2, the advancing hole bottom motor 2 is arranged at the front end of the jacking oil cylinder 3, the jacking oil cylinder 3 is in the overall structure of a round cornered triangular column, the plurality of first opening oil cylinders 4 are uniformly and vertically fixed on the three column surfaces of the jacking oil cylinder 3, the outer end surface of the plurality of first opening oil cylinders 4 is provided with a support plate 13, the equipment box 5 adopts a push-pull type door opening structure, which is convenient for the taking and maintenance of tools and accessories, is connected with the rear end surface of the jacking oil cylinder 3 through a universal joint, the pushing oil cylinder 6 is the same in structure as the jacking oil cylinder 3, the front end surface thereof is connected with the rear end surface of the equipment box 5 through a universal joint, the plurality of second opening oil cylinders 7 are uniformly and vertically fixed on the three column surfaces of the pushing oil cylinder 6, the outer end surface of the plurality of second opening oil cylinders 7 is provided with a support plate 13, so as to apply uniform support force to the sidewall of the drilling hole, the rear end surface of the pushing oil cylinder 6 is reversely provided with a back-off hole bottom motor 8, the output end of the back-off hole bottom motor 8 is provided with a back-off hollow drill bit 9, so as to ensure that the drilling machine can smoothly exit the drilling hole, the three round cornered arc surfaces of the jacking oil cylinder 3 and the pushing oil cylinder 6 are respectively connected with a hydraulic oil pipe 10, an optical cable wire 11 and a water pipe 12, the hydraulic oil pipe 10 is respectively communicated with the jacking oil cylinder 3, the first opening oil cylinder 4, the pushing oil cylinder 6 and the second opening oil cylinder 7 and is externally connected with a hydraulic oil tank, the front end of the optical cable wire 11 is connected with the advancing hole bottom motor 2 and the back-off hole bottom motor 8, the rear end is electrically connected with a remote control module, the front end of the water pipe 12 is connected to the drill bit 1 and the back-off drill bit 9, and the rear end is externally connected with circulating water;

[0030] The intelligent control system comprises a data acquisition module, a data processing module and a remote control module, the data acquisition module is connected with the data processing module through the optical cable wire 11, the data processing module is connected with the remote control module, and the remote control module is respectively electrically connected with the advancing hole bottom motor 2, the jacking oil cylinder 3, the first opening oil cylinder 4, the pushing oil cylinder 6 and the second opening oil cylinder 7;

[0031] The data acquisition module comprises a pressure sensor, a flow sensor, an inertial navigation and a spectrum camera;

[0032] The pressure sensor is used for collecting the oil pressure parameters of the oil cylinder in the drilling process and is respectively arranged on the oil inlet pipelines of the jacking oil cylinder 3, the first opening oil cylinder 4, the pushing oil cylinder 6 and the second opening oil cylinder 7;

[0033] The flow sensor is used for collecting the oil flow parameters of the oil cylinder in the drilling process and is respectively arranged on the straight pipe sections of the oil inlets or oil outlets of the jacking oil cylinder 3, the first opening oil cylinder 4, the pushing oil cylinder 6 and the second opening oil cylinder 7;

[0034] The inertial navigation is used for real-time monitoring of the spatial pose of the drill bit to realize precise trajectory control and is arranged on the proximal sub of the drill bit 1, and a geological sensor is also arranged thereon;

[0035] The spectral camera is used for analyzing the spectral characteristics of the rock and soil in front of the drill bit, assisting in judging the geological structure, identifying the pollutant substances such as oil hydrocarbon and heavy metal in the soil, avoiding secondary damage to the environment, detecting dangerous gases such as methane and hydrogen sulfide by near-infrared spectrum, dynamically adjusting the drilling pressure and rotating speed in combination with the lithology hardness data, and reducing the drill bit wear rate, and is installed on the proximal nipple of the drill bit 1.

[0036] The power module is electrically connected with the pressure sensor, the flow sensor, the inertial navigation and the spectral camera for power supply.

[0037] The optical cable wire 11 is electrically connected with the pressure sensor, the flow sensor, the inertial navigation and the spectral camera.

[0038] The working principle of the utility model is as follows:

[0039] 1) Rig preparation: the first opening cylinder 4 and the second opening cylinder 7 are in the contraction state, the rig is placed in the drilling operation area, the drill bit 1 is aligned with the drilling surface, the hydraulic oil pipe 10, the optical cable wire 11 and the water pipe 12 are connected, and a fixed top block is placed at the rear end of the rig before drilling, so that when the subsequent jacking cylinder 3 and pushing cylinder 6 are elongated to apply forward jacking force to the drill bit 1, the rig will not move backward.

[0040] 2) Start the forward hole bottom motor 2 through the intelligent control system, drive the drill bit 1 to start drilling the drilling surface, start the jacking cylinder 3 at the same time, the jacking cylinder 3 is elongated to apply forward jacking force to the forward hole bottom motor 2 and the drill bit 1, so that the drill bit 1 drills and advances at the same time, until the drill bit 1 drills forward to the length L1 equal to the length L of the entire rig, and then the jacking cylinder 3 stops elongating.

[0041] 3) Start the pushing cylinder 6, the pushing cylinder 6 is elongated, and the device box 5 applies forward pushing force to the jacking cylinder 3, the jacking cylinder 3 advances while being controlled to contract to the initial state, until the drill bit 1, the forward hole bottom motor 2 and the jacking cylinder 3 completely enter the front end of the hole L1, at this time, the pushing cylinder 6 stops elongating forward, and the jacking cylinder 3 stops advancing.

[0042] 4) Start the first opening cylinder 4, elongate it synchronously, and the first opening cylinder 4 simultaneously applies outward opening force to the sidewall of the hole L1 from three directions, until the hole is opened to the designed hole diameter, and then the elongation is stopped.

[0043] 5) Keep the first opening cylinder 4 against the hole wall, while controlling the extension of the push cylinder 3 and the contraction of the push cylinder 6, the push cylinder 3 applies forward thrust to the forward hole bottom motor 2 and the drill bit 1, so that the drill bit 1 drills the second length L2 hole, the push cylinder 6 is retracted, pulling the push cylinder 6 and the subsequent equipment forward to the hole L1, after the second length L2 hole is drilled, control the first opening cylinder 4 to retract to the initial state;

[0044] 6) Start the push cylinder 6 and the push cylinder 3 again, the push cylinder 6 extends while the push cylinder 3 retracts to the initial state, the push cylinder 6 extends to push the push cylinder 3 forward, until the drill bit 1, the forward hole bottom motor 2 and the push cylinder 3 move to the front end of the hole L2;

[0045] 7) Start the first opening cylinder 4 to open the hole L2 wall, after opening to the designed diameter, keep the first opening cylinder 4 stationary, retract the push cylinder 6, and pull the push cylinder 6 and the subsequent equipment into the hole L2;

[0046] 8) Start the second opening cylinder 7 to extend against the hole L2 wall, and control the first opening cylinder 4 to retract to the initial state;

[0047] 9) Continuously repeat the process of 2) to 8), while monitoring and adjusting the attitude of the drill bit 1 through the intelligent control system, which can realize step-by-step directional drilling. In the drilling process, the data collected by the pressure sensor, flow sensor, inertial navigation and spectrum camera are transmitted to the data processing module for data analysis and processing, then transmitted to the remote control module and displayed on the display in real time. The operator monitors the drill bit, the working state of various cylinders, the geological structure in the hole, the lithology hardness data, the position of the drill bit 1 and the motion trajectory, etc. on the display in real time, and controls and adjusts the operation of the drill in real time. The water pipe 12 is connected to the circulating water, which forms mud along the circulating water return pipe while the drill bit 1 drills the hole, to ensure that the drill bit 1 can operate normally;

[0048] 10) When exiting, start the back hole bottom motor 8 to drive the back drill bit 9 to rotate, while continuously repeating the process of 2) to 8) in reverse, so that the drill slowly exits the hole.

Claims

1. A directionally drilling rig that can be intelligently monitored remotely, characterized by, The device comprises a drill bit (1), an advancing hole bottom motor (2), a jacking cylinder (3), a plurality of first opening cylinders (4), a device box (5), a pushing cylinder (6), a plurality of second opening cylinders (7) and an intelligent control system. The drill bit (1) is arranged at the output end of the advancing hole bottom motor (2), the advancing hole bottom motor (2) is arranged at the front end of the jacking cylinder (3), the jacking cylinder (3) has a whole structure of a round cornered triangular column, the plurality of first opening cylinders (4) are evenly and perpendicularly fixed on the three column surfaces of the jacking cylinder (3), the device box (5) is connected with the rear end surface of the jacking cylinder (3) through a universal joint, the pushing cylinder (6) has the same structure as the jacking cylinder (3), the front end surface of the pushing cylinder (6) is connected with the rear end surface of the device box (5) through a universal joint, the plurality of second opening cylinders (7) are evenly and perpendicularly fixed on the three column surfaces of the pushing cylinder (6), the three round cornered arc surfaces of the jacking cylinder (3) and the pushing cylinder (6) are respectively connected with a hydraulic oil pipe (10), an optical cable wire (11) and a water pipe (12), the hydraulic oil pipe (10) is in communication with the jacking cylinder (3), the first opening cylinder (4), the pushing cylinder (6) and the second opening cylinder (7) and is externally connected with a hydraulic oil tank, the front end of the optical cable wire (11) is connected with the advancing hole bottom motor (2), and the front end of the water pipe (12) is connected with the drill bit (1) and the rear end is externally connected with circulating water. The intelligent control system comprises a data acquisition module, a data processing module and a remote control module, the data acquisition module is connected with the data processing module through the optical cable wire (11), the data processing module is connected with the remote control module, and the remote control module is electrically connected with the advancing hole bottom motor (2), the jacking cylinder (3), the first opening cylinder (4), the pushing cylinder (6) and the second opening cylinder (7). The data acquisition module comprises a pressure sensor, a flow sensor, an inertial navigation and a spectral camera. The pressure sensor is used for collecting the oil pressure parameters of the cylinders in the drilling process and is respectively arranged on the oil inlet pipelines of the jacking cylinder (3), the first opening cylinder (4), the pushing cylinder (6) and the second opening cylinder (7). The flow sensor is used for collecting the oil flow parameters of the cylinders in the drilling process and is respectively arranged on the straight pipe sections of the oil inlets or outlets of the jacking cylinder (3), the first opening cylinder (4), the pushing cylinder (6) and the second opening cylinder (7). The inertial navigation is used for real-time monitoring of the spatial pose of the drill bit to realize precise trajectory control and is arranged on the proximal sub of the drill bit (1) and is also provided with a geological sensor. The spectral camera is arranged on the proximal sub of the drill bit (1). The device box (5) is provided with a power module, the power module is electrically connected with the pressure sensor, the flow sensor, the inertial navigation and the spectral camera for power supply. The optical cable wire (11) is electrically connected with the pressure sensor, the flow sensor, the inertial navigation and the spectral camera.

2. The intelligent remotely monitorable directional drilling rig of claim 1, wherein, The rear end face of the push oil cylinder (6) is reversely provided with a back-off hole bottom motor (8), the output end of the back-off hole bottom motor (8) is provided with a back-off drill bit (9), the back-off hole bottom motor (8) is electrically connected with a remote control module through an optical cable wire (11), and the back-off drill bit (9) is communicated with a water pipe (12).

3. The intelligent remotely monitorable directional drilling rig of claim 2, wherein, The back-off drill bit (9) is a hollow drill bit.

4. The intelligent remotely monitorable directional drilling rig of claim 1, wherein, The outer end face of the first and second plurality of expansion oil cylinders (4) and (7) is provided with a support plate (13).

5. The intelligent remotely monitorable directional drilling rig of claim 1, wherein, The equipment box (5) adopts a push-pull type door opening structure.

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