CN115247539A - Hydraulic tubing tong control device and operation method thereof - Google Patents
Hydraulic tubing tong control device and operation method thereof Download PDFInfo
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- CN115247539A CN115247539A CN202110461118.4A CN202110461118A CN115247539A CN 115247539 A CN115247539 A CN 115247539A CN 202110461118 A CN202110461118 A CN 202110461118A CN 115247539 A CN115247539 A CN 115247539A
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 52
- 239000007788 liquid Substances 0.000 claims description 65
- 230000005540 biological transmission Effects 0.000 claims description 13
- 238000006243 chemical reaction Methods 0.000 claims description 13
- 238000012544 monitoring process Methods 0.000 claims description 12
- 230000000007 visual effect Effects 0.000 claims description 6
- 239000000523 sample Substances 0.000 claims description 5
- 239000003921 oil Substances 0.000 abstract description 35
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- 238000010586 diagram Methods 0.000 description 17
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- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
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- 238000009826 distribution Methods 0.000 description 3
- 238000012806 monitoring device Methods 0.000 description 3
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- 230000009471 action Effects 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/16—Connecting or disconnecting pipe couplings or joints
- E21B19/161—Connecting or disconnecting pipe couplings or joints using a wrench or a spinner adapted to engage a circular section of pipe
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/16—Connecting or disconnecting pipe couplings or joints
- E21B19/161—Connecting or disconnecting pipe couplings or joints using a wrench or a spinner adapted to engage a circular section of pipe
- E21B19/164—Connecting or disconnecting pipe couplings or joints using a wrench or a spinner adapted to engage a circular section of pipe motor actuated
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/16—Connecting or disconnecting pipe couplings or joints
- E21B19/165—Control or monitoring arrangements therefor
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Abstract
The application discloses a hydraulic oil pipe wrench control device and an operation method thereof, and belongs to the field of oil and gas production facilities. The hydraulic tubing tong control device comprises a remote control assembly, a first electromagnetic valve and a reversing valve, wherein after the remote control assembly sends a control signal, the first control assembly controls the first electromagnetic valve based on the control signal, the first electromagnetic valve controls a piston of the reversing valve to move, so that any one of two loops of the reversing valve is communicated with a motor of the hydraulic tubing tong, the motor of the hydraulic tubing tong rotates forwards or backwards, the hydraulic tubing tong can be controlled remotely, the problem that an operator operates in the rotating range of an oil-gas well mouth and the hydraulic tubing tong when the hydraulic tubing tong control device in the related technology is used, the safety is low can be solved, and the effect of improving the safety of the hydraulic tubing tong control device is achieved.
Description
Technical Field
The application relates to the field of oil and gas production facilities, in particular to a hydraulic oil pipe wrench control device and an operation method thereof.
Background
At present, when the operation construction of drilling or repairing the oil and gas well is carried out, the oil pipe needs to be taken out of the oil and gas well or put into the oil and gas well, and in the taking-out or putting-in process, a hydraulic oil pipe clamp can be used for screwing on or unscrewing the oil pipe, the hydraulic oil pipe clamp is a special machine for screwing on or unscrewing a coupling of the oil pipe when the oil pipe is pulled out so as to connect or separate the oil pipes, and the coupling of the oil pipe is used for connecting the oil pipes.
A hydraulic oil pipe tongs control device comprises a manual reversing valve, and is installed on a hydraulic oil pipe tongs and used for controlling the rotation direction of a motor of the hydraulic oil pipe tongs so as to enable the hydraulic oil pipe tongs to drive an oil pipe and a coupling of the oil pipe to rotate and further to make up or break out the oil pipe. In the process of making up or breaking out the oil pipe in the drilling or workover operation construction, an operator needs to control a manual reversing valve on a control device of the hydraulic oil pipe tongs near the hydraulic oil pipe tongs to make up or break out the oil pipe.
When the hydraulic tubing tong control device is used, the safety of the hydraulic tubing tong control device is low because an operator needs to be in the wellhead of an oil-gas well and the rotation range of the hydraulic tubing tong for operation.
Disclosure of Invention
The embodiment of the application provides a hydraulic oil pipe clamp control device and an operation method thereof, and the technical scheme is as follows:
according to an aspect of the present application, there is provided a hydraulic oil pipe tong control apparatus, the hydraulic oil pipe tong control apparatus includes: the remote control assembly, the first electromagnetic valve and the reversing valve;
the remote control assembly is wirelessly connected with the first control assembly, the first control assembly is electrically connected with the first electromagnetic valve, and the first control assembly is used for receiving a control signal output by the remote control assembly and controlling the first electromagnetic valve based on the control signal;
the reversing valve comprises a valve body, a liquid supply hole, a piston, two driving pipelines and two control pipelines, wherein the valve body comprises a valve cavity, the piston is positioned in the valve cavity and divides the valve cavity into a first adjusting cavity and a second adjusting cavity, the piston and the valve cavity form a first loop and a second loop, the first adjusting cavity and the second adjusting cavity are respectively connected with a liquid supply pipeline through the two control pipelines, the first electromagnetic valve is arranged on the two control pipelines and used for controlling the liquid supply pipeline to be communicated with one of the two control pipelines, and the liquid supply pipeline is used for providing power liquid;
the first loop and the second loop are both connected with the liquid supply hole, the liquid supply hole is communicated with the liquid supply pipeline, the first loop and the second loop are respectively communicated with two open holes of a motor of the hydraulic oil pipe tongs through the two driving pipelines, the piston is used for being pushed by power liquid in the first adjusting chamber to enable the first loop to be communicated with the motor of the hydraulic oil pipe tongs and block the space between the second loop and the liquid supply pipeline, or the piston is used for being pushed by the power liquid in the second adjusting chamber to enable the second loop to be communicated with the motor of the hydraulic oil pipe tongs and block the space between the first loop and the liquid supply pipeline.
Optionally, the hydraulic tubing tong control device further comprises a high-low gear conversion assembly and a second control assembly, the high-low gear conversion assembly comprises a gear shifting hydraulic cylinder and a second electromagnetic valve, the second control assembly is wirelessly connected with the remote control assembly and electrically connected with the second electromagnetic valve, the gear shifting hydraulic cylinder is mounted on a gear shifting switch of the hydraulic tubing tong, the second electromagnetic valve is connected with the liquid supply pipeline, and the second control assembly is used for controlling the liquid supply pipeline to supply liquid to the gear shifting hydraulic cylinder through the second electromagnetic valve so as to push the gear shifting switch of the hydraulic tubing tong.
Optionally, the hydraulic tubing tong control device further comprises a jaw alignment monitoring assembly, the jaw alignment monitoring device is mounted on a tong body of the hydraulic tubing tong, and the jaw alignment monitoring assembly comprises a visual probe and a video signal transmitting unit, and is used for acquiring a position image of the hydraulic tubing tong and transmitting a video signal to the remote control assembly.
Optionally, the hydraulic tubing tong control device further comprises a torque transmission assembly, and the torque transmission assembly is connected with the liquid supply pipeline and used for converting a hydraulic signal into an electric signal and transmitting the electric signal to the remote control assembly.
Optionally, the remote control assembly comprises a direction control button, a gear control button, a signal transmitting unit, a signal receiving unit and a display unit, the direction control button is used for inputting a direction switching instruction, the gear control button is used for inputting a gear switching instruction, the signal transmitting unit is used for outputting an instruction, the signal receiving unit is used for receiving a video signal of the jaw alignment monitoring assembly and an electric signal of the torque moment transmission assembly, and the display unit is used for displaying a position image and a moment force value of the hydraulic tubing tongs.
Optionally, the first control assembly includes a first signal receiving unit and a first signal conversion unit, the first signal receiving unit is configured to receive a commutation control signal output by the remote control assembly, and the first signal conversion unit is configured to convert the received commutation control signal into a current to control the first electromagnetic valve.
Optionally, the second control assembly includes a second signal receiving unit and a second signal converting unit, the second signal receiving unit is configured to receive a shift control signal output by the remote control assembly, and the second signal converting unit is configured to convert the received shift control signal into a current to control the second solenoid valve.
Optionally, the first solenoid valve and the second solenoid valve are both three-position four-way solenoid valves.
Optionally, when the torque force value exceeds a specified safety value, a reminder is displayed on the display unit.
According to another aspect of the present application, there is provided a method of operating a hydraulic tubing tong control device, for use in the hydraulic tubing tong control device described above, the method comprising:
a remote control assembly in the hydraulic tubing tong control device outputs a reversing control signal;
and a first control assembly in the hydraulic oil pipe tongs control device receives the reversing control signal and controls the first electromagnetic valve to start, and the first electromagnetic valve controls the piston of the reversing valve to move through the two control pipelines so as to enable the first loop to be communicated with the motor of the hydraulic oil pipe tongs or the second loop to be communicated with the motor of the hydraulic oil pipe tongs, and enable the motor of the hydraulic oil pipe tongs to rotate forwards or reversely.
The beneficial effects that technical scheme that this application embodiment brought include at least:
the hydraulic tubing tong control device comprises a remote control assembly, a first electromagnetic valve and a reversing valve, wherein after the remote control assembly sends a control signal, the first control assembly controls the first electromagnetic valve based on the control signal, the first electromagnetic valve controls a piston of the reversing valve to move, so that any one of two loops of the reversing valve is communicated with a motor of the hydraulic tubing tong, the motor of the hydraulic tubing tong rotates forwards or backwards, the hydraulic tubing tong can be remotely controlled, the problem that in the related technology, when the hydraulic tubing tong control device is used, an operator is in the rotating range of a wellhead of an oil and gas well and the hydraulic tubing tong to operate, the safety is low can be solved, and the effect of improving the safety of the hydraulic tubing tong control device is achieved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a hydraulic oil pipe wrench control device according to an embodiment of the present disclosure;
FIG. 2 is a schematic diagram of a reversing valve in the hydraulic tubing tong control apparatus shown in FIG. 1;
FIG. 3 is an external structural view of the hydraulic tubing tong control apparatus shown in FIG. 1;
FIG. 4 is a schematic diagram of the first circuit of the reversing valve shown in FIG. 2;
FIG. 5 is a schematic diagram of a second circuit of the reversing valve shown in FIG. 2;
FIG. 6 is a schematic structural diagram of a hydraulic tubing tong control device installed on a hydraulic tubing tong according to an embodiment of the present application;
fig. 7 is a block diagram of a first control assembly according to an embodiment of the present disclosure;
FIG. 8 is a block diagram of a second control assembly according to an embodiment of the present disclosure;
FIG. 9 is a schematic diagram of the construction of a connection plate in the hydraulic tubing tong control apparatus shown in FIG. 3;
fig. 10 is a flowchart of an operation method of a hydraulic oil pipe clamp control device according to an embodiment of the present application.
With the above figures, there are shown specific embodiments of the present application, which will be described in more detail below. These drawings and written description are not intended to limit the scope of the inventive concepts in any manner, but rather to illustrate the inventive concepts to those skilled in the art by reference to specific embodiments.
Detailed Description
To make the objects, technical solutions and advantages of the present application more clear, the following detailed description of the embodiments of the present application will be made with reference to the accompanying drawings.
The hydraulic tubing tong comprises a tong body, a motor and a hydraulic tubing tong control device, wherein the tong body is provided with a tong opening, and the size of the tong opening needs to be matched with the size direction of an oil pipe, so that the tong opening can clamp the oil pipe.
The hydraulic tubing tong control device comprises a manual reversing valve, a reversing handle and a manual gear shifting switch, wherein the manual reversing valve is connected with a motor, and an operator can operate the reversing handle to control the manual reversing valve when controlling the hydraulic tubing tong so as to enable the motor to rotate forwards or backwards; the manual gear shifting switch can be operated to act, so that the action of the gear shifting switch among different gears is realized.
However, when the oil pipe is made up or broken out, an operator needs to be in the rotation range of the oil-gas well mouth and the hydraulic tubing tong to operate, mechanical injury accidents are easy to happen, and the safety of the hydraulic tubing tong control device is low.
The embodiment of the application provides a hydraulic oil pipe clamp control device and an operation method thereof, which can solve the problems in the related art.
Fig. 1 is a schematic structural diagram of a hydraulic oil pipe clamp control device according to an embodiment of the present application, and as shown in fig. 1, the hydraulic oil pipe clamp control device includes: a remote control assembly 11, a first control assembly 12, a first solenoid valve 13, and a reversing valve 14.
The remote control assembly 11 is wirelessly connected with the first control assembly 12, the first control assembly 12 is electrically connected with the first electromagnetic valve 13, the first control assembly 12 is used for receiving a control signal output by the remote control assembly 11 and controlling the first electromagnetic valve 13 based on the control signal, the first electromagnetic valve 13 is provided with at least two liquid paths and a valve core which are positioned on a valve body of the electromagnetic valve, the first control assembly 12 of the valve body can convert the received control signal into current, and the valve core of the first electromagnetic valve 13 is controlled to move through the current so as to open or close different liquid paths on the first electromagnetic valve 13.
As shown in fig. 2, fig. 2 is a schematic structural diagram of a reversing valve in the hydraulic oil pipe clamp control device shown in fig. 1, the reversing valve 14 includes a valve body 148, a liquid supply hole 145, a piston 149, two driving lines (1410 and 1411) and two control lines (141 and 142), the valve body 148 includes a valve cavity 1481, the piston 149 is located in the valve cavity 1481 and divides the valve cavity 1481 into a first regulation chamber 14811 and a second regulation chamber 14812, the piston 148 and the valve cavity 1481 form a first circuit and a second circuit, and the reversing valve 14 further includes a liquid return hole 146.
As shown in fig. 3, fig. 3 is an external structural schematic diagram of the hydraulic oil pipe clamp control device shown in fig. 1, the first regulation chamber and the second regulation chamber are respectively connected with the liquid supply pipeline through two control pipelines (141 and 142), the first electromagnetic valve 13 is installed on the two control pipelines (141 and 142) and is used for controlling the liquid supply pipeline to be communicated with one control pipeline (141 or 142) of the two control pipelines (141 and 142), and the liquid supply pipeline is used for providing power liquid.
As shown in fig. 1, the workover rig at an oil and gas well site includes a power unit 31, the power unit 31 may provide hydraulic power for the hydraulic tubing tong control device, and the power unit 31 may include a distribution valve 311, a hydraulic pump 312, a filter element 313, a check valve 314, and a tank. The hydraulic pump 312 is used for providing hydraulic power, the liquid supply pipeline 143 can be connected with the hydraulic pump 312 on the workover rig on the oil-gas well production site through the distribution valve 311, the distribution valve 311 can be used for controlling opening and closing of the liquid supply pipeline, the other end of the hydraulic pump 312 is connected with the oil tank through the filter element 313 and the check valve 314, the filter element 313 can filter impurities of liquid in the oil tank, damage to the hydraulic pump 312 caused by the impurities in the liquid is avoided, the check valve 314 can avoid liquid backflow to the hydraulic pump 312, damage to the hydraulic pump 312 caused by reverse rotation of the hydraulic pump 312 is avoided, and the oil tank can be used for collecting power liquid of the hydraulic tubing tong device.
As shown in fig. 2, the first and second circuits are both connected to a liquid supply aperture 145, the liquid supply aperture 145 communicating with the liquid supply conduit 143. The first and second circuits may also be connected to a return port 146, the return port 146 may be in communication with a return line 144, the return line 144 may be in communication with a tank for returning power fluid, and the first and second circuits are in communication with two openings of the motor 22 of the hydraulic tubing tong via two drive lines (1410 and 1411), respectively.
As shown in fig. 2, the first adjusting chamber 14813 has a first adjusting piston 14813 therein, the second adjusting chamber 14812 has a second adjusting piston 14814 therein, the first adjusting piston 14813 and the second adjusting piston 14814 are respectively connected to two ends of the piston 149, and the first adjusting piston 14813 and the second adjusting piston 14814 can be used to move under the push of the power fluid, so as to push the piston 149 to move.
As shown in fig. 4, fig. 4 is a schematic diagram of the first circuit of the directional control valve shown in fig. 2, the power fluid in the first adjusting chamber 14811 pushes the first adjusting piston 14813 to move, and the piston 149 pushes the first adjusting piston 14813 to connect the first circuit 1482 to the motor 22 of the hydraulic tong and seal the second circuit from the supply line 143, at which time the second circuit can be connected to the return line 144 to form a hydraulic circuit between the directional control valve 14 and the motor of the hydraulic tong, so that the motor of the hydraulic tong is continuously rotated in the clockwise direction, i.e., the motor of the hydraulic tong is controlled to rotate in the forward direction.
Alternatively, as shown in fig. 5, fig. 5 is a schematic diagram of the second circuit of the reversing valve shown in fig. 2, the first adjusting piston 14814 is moved by the power fluid in the second adjusting chamber 14812, and the piston 149 is pushed by the second adjusting piston 14814 to connect the second circuit 1483 to the motor of the hydraulic tong and seal the gap between the first circuit and the supply conduit 143, at which time the first circuit can be connected to the return conduit 144 to form a hydraulic circuit between the reversing valve 14 and the motor 22 of the hydraulic tong, so that the motor of the hydraulic tong is continuously rotated in the counterclockwise direction, i.e., to control the motor of the hydraulic tong to be reversed.
In the embodiment of the present application, the motor rotates clockwise as forward rotation, and rotates counterclockwise as reverse rotation, but the motor may rotate clockwise as reverse rotation, and the motor may rotate counterclockwise as forward rotation, which is not limited in the embodiment of the present application.
The hydraulic oil pipe tongs control device provided by the embodiment of the application can control the first electromagnetic valve based on the control assembly after the remote control assembly sends out a control signal, and then the first electromagnetic valve enables the motor of the hydraulic oil pipe tongs to rotate forwards or backwards by controlling the flowing direction of power fluid in the loop of the reversing valve, so that the motor of the hydraulic oil pipe tongs can be remotely controlled to rotate, and the function of controlling the hydraulic oil pipe tongs to make up or break out an oil pipe is realized.
In summary, the embodiment of the present application provides a hydraulic tubing tong control device including a remote control assembly, a first electromagnetic valve, and a directional valve, where after the remote control assembly sends a control signal, the first control assembly controls the first electromagnetic valve based on the control signal, and the first electromagnetic valve controls a piston of the directional valve to move, so that any one of two loops of the directional valve is communicated with a motor of the hydraulic tubing tong, and the motor of the hydraulic tubing tong rotates forward or backward, so as to implement remote control of the hydraulic tubing tong.
Optionally, the hydraulic oil pipe tongs control device further comprises a high-low gear conversion assembly and a second control assembly, the high-low gear conversion assembly comprises a gear shifting hydraulic cylinder and a second electromagnetic valve, the second control assembly is wirelessly connected with the remote control assembly and electrically connected with the second electromagnetic valve, the gear shifting hydraulic cylinder is mounted on a gear shifting switch of the hydraulic oil pipe tongs, the second electromagnetic valve is connected with the liquid supply pipeline, and the second control assembly is used for controlling the liquid supply pipeline to supply liquid to the gear shifting hydraulic cylinder through the second electromagnetic valve so as to push the gear shifting switch of the hydraulic oil pipe tongs.
Optionally, the hydraulic tubing tong control device further comprises a jaw alignment monitoring assembly, the jaw alignment monitoring device is mounted on a tong body of the hydraulic tubing tong, and the jaw alignment monitoring assembly comprises a visual probe and a video signal transmitting unit, and is used for acquiring a position image of the hydraulic tubing tong and transmitting a video signal to the remote control assembly.
Optionally, the hydraulic oil pipe clamp control device further comprises a torque transmission assembly, and the torque transmission assembly is connected with the liquid supply pipeline and used for converting the hydraulic signals into electric signals and transmitting the electric signals to the remote control assembly.
Optionally, the remote control assembly comprises a direction control button, a gear control button, a signal transmitting unit, a signal receiving unit and a display unit, the direction control button is used for inputting a direction switching command, the gear control button is used for inputting a gear switching command, the signal transmitting unit is used for outputting a command, the signal receiving unit is used for receiving electric signals and video signals of the jaw alignment monitoring assembly and the torque moment transmission assembly, and the display unit is used for displaying a position image and a torque force value of the hydraulic tubing tongs.
Optionally, the first control assembly includes a first signal receiving unit and a first signal conversion unit, the first signal receiving unit is configured to receive the commutation control signal output by the remote control assembly, and the first signal conversion unit is configured to convert the received commutation control signal into a current to control the first solenoid valve.
Optionally, the second control assembly includes a second signal receiving unit and a second signal converting unit, the second signal receiving unit is configured to receive the shift control signal output by the remote control assembly, and the second signal converting unit is configured to convert the received shift control signal into a current to control the second solenoid valve.
Optionally, the first solenoid valve and the second solenoid valve are both three-position four-way solenoid valves.
Optionally, when the torque force value exceeds a specified safety value, a reminder is displayed on the display unit.
Optionally, as shown in fig. 1, the hydraulic pipe tongs control device further includes a high-low gear shifting assembly 15 and a second control assembly 16, the high-low gear shifting assembly 15 includes a shifting hydraulic cylinder 151 and a second solenoid valve 152, the second control assembly 16 is wirelessly connected with the remote control assembly 11 and electrically connected with the second solenoid valve 152, and the shifting hydraulic cylinder 151 is connected with the second solenoid valve 152.
As shown in fig. 6, fig. 6 is a schematic structural diagram of a hydraulic tubing tong control device installed on a hydraulic tubing tong according to an embodiment of the present application, a shift cylinder 151 is installed on a shift switch 21 of the hydraulic tubing tong, a second electromagnetic valve 152 is connected to a liquid supply pipe, and a second control assembly is configured to control the liquid supply pipe to supply liquid to the shift cylinder 151 through the second electromagnetic valve 152 so as to push the shift switch 21 of the hydraulic tubing tong.
The gear shifting switch can be driven to act through the work of the high-low gear conversion assembly, so that the action of the gear shifting switch among different gears is realized, the remote gear shifting effect of the hydraulic tubing tong is realized, the gears can comprise high gears and low gears, when the gear shifting switch is in the low gear, the rotating speed of a motor of the hydraulic tubing tong is slow, and when the gear shifting switch is in the high gear, the rotating speed of the motor of the hydraulic tubing tong is fast.
Optionally, the hydraulic oil pipe tong control device further comprises a jaw alignment monitoring assembly, the jaw alignment monitoring device is mounted on a tong body of the hydraulic oil pipe tong, the jaw alignment monitoring assembly comprises a visual probe and a video signal transmitting unit and is used for acquiring position images of the hydraulic oil pipe tong and transmitting video signals to the remote control assembly, the tong body of the hydraulic oil pipe tong is provided with a jaw, the visual probe is mounted on the tong body and is aligned with the jaw to acquire real-time images of the position of the jaw and transmit the real-time images to the remote control assembly through the video signal transmitting unit, so that an operator can make visual judgment on the clamping condition of the jaw on the oil pipe, and the clamping phenomenon of the hydraulic oil pipe tong when clamping or releasing the oil pipe can be avoided.
Optionally, the hydraulic oil pipe clamp control device further includes a torque transmission assembly, the torque transmission assembly may include a pressure sensor and a signal sending unit, the pressure sensor may be connected to the liquid supply pipe and configured to acquire a pressure signal of the liquid supply pipe, and the signal sending unit may be configured to convert the hydraulic signal into an electrical signal and send the electrical signal to the remote control assembly.
A torsional moment is a moment that causes an object to rotate. The torque moment of the hydraulic tubing tong refers to the torque output by the hydraulic tubing tong from the motor. Under the condition of fixed power, the torque moment is in inverse proportion to the rotating speed of the motor, the torque moment is smaller when the rotating speed is higher, and conversely, the torque moment is larger when the rotating speed is lower, and the torque moment reflects the load capacity of the hydraulic tubing tongs in a certain range.
As shown in fig. 1, the power plant 31 further includes an overflow valve 315, and the overflow valve 315 may be installed on the liquid supply pipe 143, that is, the operating torque of the hydraulic tubing tong may be controlled by limiting the liquid supply pressure through the overflow valve 315. Under a stable working state, the output torque moment of the hydraulic tubing tong and the liquid supply pressure of the liquid supply pipeline 143 form a linear relation, so that the output torque moment of the hydraulic tubing tong can be judged by obtaining the liquid supply pressure of the liquid supply pipeline 143.
However, in the actual operation process, the expected torque moment control effect may not be achieved, sometimes, the thread damage of the oil pipe may be caused due to the excessively large make-up torque moment, the hidden danger of the breakage of the oil pipe and the burying of the thread gluing may occur, and the oil pipe may be tripped due to the insufficient make-up torque moment. Therefore, the torque transmission device is connected to the liquid supply pipeline, so that the hydraulic signal of the liquid supply pipeline can be acquired in real time, and the torque transmission device can convert the hydraulic signal into an electric signal and transmit the electric signal to the remote control assembly.
Optionally, the remote control assembly comprises a direction control button, a gear control button, a signal transmitting unit, a signal receiving unit and a display unit, the direction control button is used for inputting a direction switching instruction, the gear control button is used for inputting a gear switching instruction, the signal transmitting unit is used for outputting an instruction, the signal receiving unit is used for receiving a video signal of the jaw alignment monitoring assembly and an electric signal of the torque transmission assembly, and the display unit is used for displaying a position image and a torque force value of the hydraulic tubing tong. Therefore, an operator can remotely control the first control assembly and the second control assembly at the remote control assembly, and the labor intensity of the operator can be reduced while the safety of the hydraulic tubing tong operation device is provided. In addition, an operator can watch images of a jaw and an oil pipe of the hydraulic oil pipe tongs in real time through the display unit, so that the operator can conveniently perform the next operation according to the actual situation of a production field.
Optionally, when the torque force value exceeds a specified safety value, a reminder is displayed on the display unit. The specified safety value is 12MPa, the display unit on the remote control assembly can also display a torque force value, and when the torque force value is greater than 12MPa, a safety prompt is displayed on the display unit, so that an operator can reduce the torque force of the hydraulic tubing tong in time, and the situation that the torque force is too large to damage the thread of the tubing is avoided.
Optionally, as shown in fig. 7, fig. 7 is a block diagram of a first control assembly provided in an embodiment of the present application, and the first control assembly 700 includes a first signal receiving unit 710 and a first signal conversion unit 720, where the first signal receiving unit 710 is configured to receive a commutation control signal output by a remote control assembly, and the first signal conversion unit 720 is configured to convert the received commutation control signal into a current to control a first electromagnetic valve, so that the remote control assembly can be wirelessly connected to the first control assembly 700.
Alternatively, as shown in fig. 8, fig. 8 is a block diagram of a second control assembly provided in an embodiment of the present application, where the second control assembly 800 includes a second signal receiving unit 810 and a second signal converting unit 820, the second signal receiving unit 810 is configured to receive a shift control signal output by a remote control assembly, and the second signal converting unit 820 is configured to convert the received shift control signal into a current to control a second solenoid valve, so that the remote control assembly can be wirelessly connected to the second control assembly 800.
Optionally, the first solenoid valve and the second solenoid valve are both three-position four-way solenoid valves. When the coil is powered on or powered off, the operation of the valve core can lead the fluid to pass through the valve body or be cut off so as to achieve the purpose of changing the direction of the fluid, and the three-position four-way electromagnetic valve has three working positions and four passages. The power supply voltage of the first electromagnetic valve and the second electromagnetic valve is 24V, and the first electromagnetic valve and the second electromagnetic valve can be connected with a low-voltage power supply of workover equipment on an oil and gas well production site.
Alternatively, as shown in fig. 3, the first solenoid valve 13 may be connected to the direction valve 14 through a connection plate 17. As shown in fig. 9, fig. 9 is a schematic structural diagram of a connection plate according to an embodiment of the present application, the connection plate 17 has four channels, and the four channels are respectively connected to four passages of a first electromagnetic valve, the first electromagnetic valve can control opening and closing of the four channels in the connection plate 17, two channels (171 and 172) in the connection plate 17 can be connected to two control lines (141 and 142) of a reversing valve, and the two control lines (141 and 142) can be U-shaped connection pipes. The connecting plate 17 has an overflow 175 connected to a third passage 173 of the connecting plate 17, the overflow 171 being connectable to a return line, and a fourth passage 174 of the connecting plate 17 being connectable to a valve chamber of the reversing valve for supplying the first solenoid valve with motive fluid, the connecting plate 17 also being referred to as a "bridge plate".
As shown in fig. 3, the directional valve 14 may further have a plurality of fixing screw holes 147, and the plurality of screw holes 147 may be used to connect and fix the directional valve 14 and the motor of the hydraulic tubing tong, that is, the directional valve 14 may be connected to the motor of the hydraulic tubing tong through a pipe, and also may correspondingly attach through holes of the first circuit and the second circuit on the directional valve to two openings of the motor of the hydraulic tubing tong to form a communicating power fluid passage, so that the hydraulic tubing tong apparatus may be miniaturized.
It should be noted that, the oil pipe in the embodiment of the present application may also be an oil and gas well production facility such as a drill pipe, a casing pipe, or a sucker rod.
In summary, the embodiment of the present application provides a hydraulic tubing tong control device including a remote control assembly, a first electromagnetic valve, and a directional valve, where after the remote control assembly sends a control signal, the first control assembly controls the first electromagnetic valve based on the control signal, and the first electromagnetic valve controls a piston of the directional valve to move, so that any one of two loops of the directional valve is communicated with a motor of the hydraulic tubing tong, and the motor of the hydraulic tubing tong rotates forward or backward, so as to implement remote control of the hydraulic tubing tong.
An embodiment of the present application provides an operation method of a hydraulic oil pipe clamp control device, as shown in fig. 10, the method includes:
and step 1001, outputting a reversing control signal by a remote control assembly in the hydraulic oil pipe clamp control device.
And step 1002, a first control component in the hydraulic oil pipe clamp control device receives a reversing control signal and controls a first electromagnetic valve to start.
And 1003, controlling the piston of the reversing valve to move by the first electromagnetic valve through the two control pipelines, so that the first loop is communicated with the motor of the hydraulic tubing tong or the second loop is communicated with the motor of the hydraulic tubing tong, and the motor of the hydraulic tubing tong rotates forwards or backwards.
In summary, the embodiment of the present application provides an operation method of a hydraulic tubing tong control device, after a remote control assembly sends a control signal, a first control assembly controls a first electromagnetic valve based on the control signal, and the first electromagnetic valve controls a piston of a reversing valve to move, so that any one of two loops of the reversing valve is communicated with a motor of the hydraulic tubing tong, and the motor of the hydraulic tubing tong is rotated forward or backward, so that the hydraulic tubing tong can be remotely controlled.
In this application, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The term "plurality" means two or more unless expressly limited otherwise.
The above description is only exemplary of the present application and should not be taken as limiting, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (10)
1. The hydraulic tubing tong control device is characterized by comprising: the remote control device comprises a remote control assembly, a first electromagnetic valve and a reversing valve;
the remote control assembly is wirelessly connected with the first control assembly, the first control assembly is electrically connected with the first electromagnetic valve, and the first control assembly is used for receiving a control signal output by the remote control assembly and controlling the first electromagnetic valve based on the control signal;
the reversing valve comprises a valve body, a liquid supply hole, a piston, two driving pipelines and two control pipelines, wherein the valve body comprises a valve cavity, the piston is positioned in the valve cavity and divides the valve cavity into a first adjusting cavity and a second adjusting cavity, the piston and the valve cavity form a first loop and a second loop, the first adjusting cavity and the second adjusting cavity are respectively connected with a liquid supply pipeline through the two control pipelines, the first electromagnetic valve is arranged on the two control pipelines and used for controlling the liquid supply pipeline to be communicated with one of the two control pipelines, and the liquid supply pipeline is used for providing power liquid;
the first loop and the second loop are both connected with the liquid supply hole, the liquid supply hole is communicated with the liquid supply pipeline, the first loop and the second loop are respectively communicated with two open holes of a motor of the hydraulic oil pipe tongs through the two driving pipelines, the piston is used for being pushed by power liquid in the first adjusting chamber to enable the first loop to be communicated with the motor of the hydraulic oil pipe tongs and block the space between the second loop and the liquid supply pipeline, or the piston is used for being pushed by the power liquid in the second adjusting chamber to enable the second loop to be communicated with the motor of the hydraulic oil pipe tongs and block the space between the first loop and the liquid supply pipeline.
2. The hydraulic tubing tong control device according to claim 1, further comprising a high-low gear switching assembly and a second control assembly, wherein the high-low gear switching assembly comprises a gear shifting hydraulic cylinder and a second electromagnetic valve, the second control assembly is wirelessly connected with the remote control assembly and electrically connected with the second electromagnetic valve, the gear shifting hydraulic cylinder is mounted on a gear shifting switch of the hydraulic tubing tong, the second electromagnetic valve is connected with the liquid supply pipe, and the second control assembly is used for controlling the liquid supply pipe to supply liquid to the gear shifting hydraulic cylinder through the second electromagnetic valve so as to push the gear shifting switch of the hydraulic tubing tong.
3. The hydraulic tubing tong control of claim 1, further comprising a jaw alignment monitoring assembly mounted to the body of the hydraulic tubing tong, the jaw alignment monitoring assembly comprising a visual probe and a video signal transmitting unit for acquiring an image of the position of the hydraulic tubing tong and sending video signals to the remote control assembly.
4. The hydraulic tubing tong control of claim 1, further comprising a torsional torque transmission assembly connected to the supply conduit for converting hydraulic signals to electrical signals and transmitting the electrical signals to the remote control assembly.
5. The hydraulic tubing tong control device of claim 1, wherein the remote control assembly comprises a direction control button, a gear control button, a signal transmitting unit, a signal receiving unit and a display unit, the direction control button is used for inputting a direction switching command, the gear control button is used for inputting a gear switching command, the signal transmitting unit is used for outputting a command, the signal receiving unit is used for receiving a video signal of the jaw alignment monitoring assembly and an electric signal of the torque transmission assembly, and the display unit is used for displaying a position image and a torque force value of the hydraulic tubing tong.
6. The hydraulic tubing tong control device of claim 1, wherein the first control assembly comprises a first signal receiving unit and a first signal conversion unit, the first signal receiving unit is used for receiving the reversing control signal output by the remote control assembly, and the first signal conversion unit is used for converting the received reversing control signal into current to control the first electromagnetic valve.
7. The hydraulic tubing tong control of claim 2, wherein the second control assembly comprises a second signal receiving unit for receiving the shift control signal outputted from the remote control assembly, and a second signal converting unit for converting the received shift control signal into an electric current to control the second solenoid valve.
8. The hydraulic tubing tong control device of claim 1 or 2, wherein the first solenoid valve and the second solenoid valve are both three-position, four-way solenoid valves.
9. The hydraulic tubing tong control of claim 5, wherein a reminder is displayed on the display unit when the torque force value exceeds a specified safety value.
10. A method of operating a hydraulic pipe clamp control apparatus, for use with a hydraulic pipe clamp control apparatus as claimed in any one of claims 1 to 9, the method comprising:
a remote control assembly in the hydraulic tubing tong control device outputs a reversing control signal;
and a first control assembly in the hydraulic oil pipe tongs control device receives the reversing control signal and controls the first electromagnetic valve to start, and the first electromagnetic valve controls the piston of the reversing valve to move through the two control pipelines, so that the first loop is communicated with the motor of the hydraulic oil pipe tongs or the second loop is communicated with the motor of the hydraulic oil pipe tongs, and the motor of the hydraulic oil pipe tongs rotates forwards or backwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110461118.4A CN115247539A (en) | 2021-04-27 | 2021-04-27 | Hydraulic tubing tong control device and operation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110461118.4A CN115247539A (en) | 2021-04-27 | 2021-04-27 | Hydraulic tubing tong control device and operation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115247539A true CN115247539A (en) | 2022-10-28 |
Family
ID=83697184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110461118.4A Pending CN115247539A (en) | 2021-04-27 | 2021-04-27 | Hydraulic tubing tong control device and operation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115247539A (en) |
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2021
- 2021-04-27 CN CN202110461118.4A patent/CN115247539A/en active Pending
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