CN114993538B - Device and method for measuring driving force of pipeline detector - Google Patents
Device and method for measuring driving force of pipeline detector Download PDFInfo
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- CN114993538B CN114993538B CN202210828601.6A CN202210828601A CN114993538B CN 114993538 B CN114993538 B CN 114993538B CN 202210828601 A CN202210828601 A CN 202210828601A CN 114993538 B CN114993538 B CN 114993538B
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 71
- 230000005540 biological transmission Effects 0.000 claims description 46
- 238000004804 winding Methods 0.000 claims description 10
- 238000005452 bending Methods 0.000 claims description 4
- 238000005259 measurement Methods 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000000245 forearm Anatomy 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/0028—Force sensors associated with force applying means
- G01L5/0042—Force sensors associated with force applying means applying a torque
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/60—Rope, cable, or chain winding mechanisms; Capstans adapted for special purposes
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/0028—Force sensors associated with force applying means
- G01L5/0033—Force sensors associated with force applying means applying a pulling force
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The application provides a device and a method for measuring driving force of a pipeline detector, comprising the following steps: pipeline mechanism, elbow drive mechanism, hoist engine and control mechanism, wherein, pipeline mechanism includes: the straight pipe is connected with the bent pipe; the bent pipe is provided with a notch. The pipeline mechanism is used for simulating a real pipeline environment; the elbow traction mechanism is used for drawing the pipeline detector through the bent pipe after penetrating through the slot; and a torque sensor is arranged on the elbow traction mechanism. The torque sensor is used for collecting torque data. The winch is used for pulling the pipeline detector to pass through the straight pipe; and the winch is provided with a tension meter. The tension meter is used for measuring the driving force when the pipeline detector passes through the straight pipe. The measuring device has the advantages of simple structure, low cost and strong applicability, and can measure the driving force of the pipeline detector in the straight pipe and the bent pipe.
Description
Technical Field
The application relates to the technical field of measurement of driving force of pipeline detectors, in particular to a device and a method for measuring the driving force of a pipeline detector.
Background
Land oil and gas pipelines are often buried underground, and are deformed due to crustal stress and other external forces, or have pipeline defects due to long-term corrosion, so that the pipelines need to be inspected regularly. The pipeline detector is used as the only internal detection device of the in-service oil and gas pipeline and has important significance for ensuring the safe operation of the pipeline, so that the driving force parameter when the pipeline detector operates is necessary to master.
The driving force provided by the medium pressure of the pipeline is one of important conditions for ensuring that the pipeline detector can operate forwards, when the driving force is larger than the resistance of the pipeline detector, the pipeline detector can operate forwards normally, but the resistance of different pipeline environments to the pipeline detector is different, and the method for acquiring the driving force required by the pipeline detector in the pipeline is usually straight pipe traction, so that the driving force of the pipeline detector in a straight pipe can only be acquired, and the driving force of the pipeline detector in an elbow pipe cannot be acquired.
Disclosure of Invention
The application provides a device and a method for measuring the driving force of a pipeline detector, which are used for solving the problem that the general method can only obtain the driving force of the pipeline detector in a straight pipe and can not obtain the driving force of the pipeline detector in a bent pipe.
In a first aspect, the present application provides a driving force measuring device for a pipeline detector, comprising: pipeline mechanism, elbow drive mechanism, hoist engine and control mechanism, wherein, pipeline mechanism includes: the straight pipe is connected with the bent pipe; the bent pipe is provided with a slot; the elbow traction mechanism penetrates through the slotted connection pipeline detector and is used for drawing the pipeline detector to pass through the bent pipe; a torque sensor is arranged on the elbow traction mechanism; the winch is connected with the pipeline detector and used for dragging the pipeline detector to pass through the straight pipe; the winch is provided with a tension meter; the control mechanism is respectively connected with the elbow traction mechanism, the winch, the torque sensor and the tension meter.
Optionally, the elbow traction mechanism further includes: the motor is arranged on the base; an output shaft of the motor is connected with a coupler, the coupler is connected with a bottom transmission shaft, the bottom transmission shaft is connected with a top transmission shaft, and the top transmission shaft is connected with the rear end of the transmission arm; the output shaft, the coupler, the bottom transmission shaft and the top transmission shaft of the motor are coaxially arranged; the torque sensor is arranged between the bottom transmission shaft and the top transmission shaft; the front end of the transmission arm penetrates through the open groove, a traction hook is arranged at the front end of the transmission arm, and the traction hook is connected with the pipeline detector.
Optionally, the driving arm further comprises: the telescopic arm structure comprises a front arm and a rear arm, wherein the front arm and the rear arm form a sleeved telescopic arm structure; the front arm and the rear arm are provided with pin holes, and the fixing pin penetrates through the pin holes; the rear end of the rear arm is provided with a spline groove, the top transmission shaft is provided with a spline, and the spline is arranged in the spline groove.
Optionally, a ball-shaped groove is formed at the front end of the transmission arm; one end of the traction hook is provided with a spherical joint, and the other end of the traction hook is provided with a hook head; the spherical joint is arranged in the spherical groove.
Optionally, the elbow traction mechanism further includes: the auxiliary support is fixedly connected with the transmission arm, and the auxiliary wheel is arranged on the auxiliary support.
Optionally, the pipe mechanism further includes: the variable-diameter cylinder, the ball serving cylinder and the pipeline bracket, wherein one end of the variable-diameter cylinder is connected with the ball serving cylinder, and the other end of the variable-diameter cylinder is connected with the bent pipe; the pipeline bracket is respectively arranged on the balling barrel, the straight pipe and the bent pipe.
Optionally, the diameter of the straight tube is the same as that of the bent tube, and the diameter of the ball-shooting barrel is at least 4 inches larger than that of the straight tube.
Optionally, the elbow pipe has a turning angle of 90 ° to 180 °.
Optionally, the hoisting machine further includes: the tension meter is connected with the winding drum through a rope, and the other end of the tension meter is connected with the winch hook through a rope; the winch hook is connected with the pipeline detector.
In a second aspect, the present application provides a method for measuring a driving force of a pipeline detector, which is applied to the device for measuring a driving force of a pipeline detector in the first aspect, and the method includes: adjusting the length of the transmission arm according to the bending radius of the bent pipe to obtain force arm length data; controlling an elbow traction mechanism to pull a pipeline detector to pass through the elbow, recording data of a torque sensor, and obtaining torque data; calculating driving force data of the pipeline detector in the bent pipe, wherein the driving force data is the ratio of the torque data to the moment arm length data; and controlling the winch to pull the pipeline detector to pass through the straight pipe, and recording data of the tension meter to obtain driving force data of the pipeline detector in the straight pipe.
The application provides a device and a method for measuring driving force of a pipeline detector, comprising the following steps: pipeline mechanism, elbow drive mechanism, hoist engine and control mechanism, wherein, pipeline mechanism includes: the straight pipe is connected with the bent pipe; the bent pipe is provided with a slot. The pipeline mechanism is used for simulating a real pipeline environment; the elbow traction mechanism is used for passing through the open slot to draw the pipeline detector to pass through the bent pipe; and a torque sensor is arranged on the elbow traction mechanism. The torque sensor is used for collecting torque data. The winch is used for pulling the pipeline detector to pass through the straight pipe; and the winch is provided with a tension meter. The tension meter is used for measuring the driving force when the pipeline detector passes through the straight pipe. The measuring device has the advantages of simple structure, low cost and strong applicability, and can measure the driving force of the pipeline detector in the straight pipe and the bent pipe.
Drawings
In order to more clearly explain the technical solution of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a driving force measuring device of a pipeline detector according to the present application;
FIG. 2 is a schematic structural view of a piping mechanism according to the present application;
FIG. 3 is a schematic structural view of an elbow traction mechanism according to the present application;
FIG. 4 is a front view of the elbow traction mechanism described herein;
FIG. 5 is a schematic view of the present application showing the tow hitch coupled to a pipe detector;
FIG. 6 is a schematic representation of the structure of a forearm according to the application;
FIG. 7 is a schematic view of a trailing arm according to the present application;
FIG. 8 is a schematic view of the elbow pull mechanism pulling the pipeline detector through the elbow of the present application;
FIG. 9 is a schematic view of the hoist pulling the pipeline detector through a straight pipe according to the present application;
FIG. 10 is a schematic view of a control mechanism according to the present application;
fig. 11 is a schematic flow chart of a method for measuring driving force of a pipeline detector according to the present application.
Illustration of the drawings:
the device comprises a pipeline mechanism 1, a pipeline support 11, a straight pipe 12, a bent pipe 13, a groove 1301, a reducer 14, a ball serving barrel 15, a bend traction mechanism 2, a base 201, a motor 202, a motor 203, a coupler 204, a bottom transmission shaft 205, a torque sensor 206, a top transmission shaft 207, a transmission arm 2071, a front arm 2071, a rear arm 2072, a spline groove 2073, a pin hole 2074, a fixed pin 2075, a spherical groove 2076, a traction hook 208, a spherical joint 2081, a 2082 hook head 209, an auxiliary support 210, an auxiliary wheel 3, a winch 301, a tension meter 302, a winch hook 303, a winding drum 4, a pipeline detector and a control mechanism 5.
Detailed Description
Reference will now be made in detail to embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following examples do not represent all embodiments consistent with the present application. But merely as exemplifications of systems and methods consistent with certain aspects of the application, as recited in the claims.
The pipeline detector is used as the only internal detection equipment of the in-service oil and gas pipeline, and has important significance for ensuring the safe operation of the pipeline, so that the driving force parameter of the pipeline detector in operation is very necessary to master. The driving force provided by the medium pressure of the pipeline is one of important conditions for ensuring that the pipeline detector can operate forwards, when the driving force is larger than the resistance of the pipeline detector, the pipeline detector can operate forwards normally, but the resistance of different pipeline environments to the pipeline detector is different, and the method for acquiring the driving force required by the pipeline detector in the pipeline is usually that the pipeline section is pulled, so that the driving force of the pipeline detector in the straight pipeline section can only be acquired, and the driving force of the pipeline detector in the bent pipeline cannot be acquired.
In order to solve the above problem, the present application provides a driving force measuring device for a pipeline detector, as shown in fig. 1, including: pipeline mechanism 1, elbow drive mechanism 2, hoist engine 3 and control mechanism 5, wherein, pipeline mechanism 1 includes: the device comprises a straight pipe 12 and a bent pipe 13, wherein the straight pipe 12 is connected with the bent pipe 13; the bent pipe 13 is provided with a slot 1301.
The pipeline mechanism 1 is used for simulating a real pipeline environment; the straight pipe 12 is used for measuring the driving force of the pipeline detector 4 on the straight pipe section; the elbow 13 is used for measuring the driving force of the pipeline detector 4 passing through the elbow. The straight pipe 12 and the bent pipe 13 can be connected in a welding mode to form an experimental pipeline. The slot 1301 is used for accommodating the elbow traction mechanism 2 to enter the elbow 13, the slot 1301 is located on the inner side of the elbow 13, the inner side of the elbow 13 is close to the circle center side of a circular ring where the elbow 13 is located, the width of the slot 1301 is capable of accommodating the transmission arm 207, and the length of the slot 1301 is as short as possible under the condition that the rotation of a hook arm of the elbow traction mechanism is not influenced, so that the strength of an experimental pipeline is ensured.
In an exemplary embodiment, as shown in fig. 2, the pipe mechanism 1 further includes: the variable-diameter pipe comprises a variable-diameter pipe 14, a service pipe 15 and a pipeline bracket 11, wherein one end of the variable-diameter pipe 14 is connected with the service pipe 15, and the other end of the variable-diameter pipe 14 is connected with the bent pipe 13; the pipeline bracket 11 is respectively arranged on the ball-sending cylinder 15, the straight pipe 12 and the bent pipe 13.
The pitching barrel 15 is used for placing the pipeline detector 4 and is used as a preparation area for the pipeline detector 4 to enter an experimental pipeline; the reducing cylinder 14 is used for connecting the service cylinder 15 and the elbow 13, so that the pipeline detector 4 enters an experimental pipeline through a reducing bevel, the pipeline detector 4 is prevented from being scratched by the edge of the pipeline, and for convenience of operation, the slots 1301 can be arranged on the reducing cylinder 14 and the service cylinder 15 according to the turning angle and the length of the elbow 13; the pipeline bracket 11 is used for supporting and fixing a pipeline, for example, the pipeline bracket 11 can be fastened by two semicircular plates, fixed by bolts and hooped on the pipeline, the bottom of the pipeline bracket is supported by an I-shaped bracket, and the bottom plate is fixed on a concrete terrace.
In an exemplary embodiment, the diameter of straight tube 12 is the same as the diameter of curved tube 13, and the diameter of barrel 15 is at least 4 inches greater than the diameter of straight tube 12.
In an exemplary embodiment, the elbow 13 is angled at 90 ° to 180 °.
The experimental pipeline is used for simulating a real pipeline environment, in general, in the real pipeline environment, the diameter of the straight pipe 12 is the same as that of the bent pipe 13, and the turning angle of the bent pipe 13 can be any angle between 90 degrees and 180 degrees. The diameter of the barrel 15 is at least 4 inches greater than the diameter of the straight tube 12 to avoid scratching of the pipe detector 4 by the pipe edges.
As shown in fig. 8, the elbow pulling mechanism 2 is connected to the pipe detector 4 through the slot 1301 for pulling the pipe detector 4 through the elbow 13; the elbow traction mechanism 2 is provided with a torque sensor 205. The torque sensor 205 is used for collecting torque data.
In an exemplary embodiment, as shown in fig. 3, the elbow traction mechanism 2 further includes: the motor 202 is arranged on the base 201; an output shaft of the motor 202 is connected with a coupling 203, the coupling 203 is connected with a bottom transmission shaft 204, the bottom transmission shaft 204 is connected with a top transmission shaft 206, and the top transmission shaft 206 is connected with the rear end of a transmission arm 207; the output shaft of the motor 202, the coupling 203, the bottom transmission shaft 204 and the top transmission shaft 206 are coaxially arranged; the torque sensor 205 is disposed between the bottom drive shaft 204 and the top drive shaft 206; the front end of the transmission arm 207 penetrates through the slot 1301, the front end of the transmission arm 207 is provided with a traction hook 208, and the traction hook 208 is connected with the pipeline detector 4.
The base 201 is a rectangular frame and is used for bearing the motor 202; the motor 202 is used for driving the transmission arm 207 to pull the pipeline detector 4 to pass through the elbow 13; the towing hook 208 is used for being connected with a towing head at the front end of the pipeline detector 4.
In an exemplary embodiment, as shown in fig. 6 and 7, the driving arm 207 further includes: a front arm 2071 and a rear arm 2072, wherein the front arm 2071 and the rear arm 2072 form a sleeved telescopic arm structure; the front arm 2071 and the rear arm 2072 are provided with pin holes 2074, and a fixing pin 2075 passes through the pin holes 2074; the rear end of the rear arm 2072 is provided with spline grooves 2073, the top transmission shaft 206 is provided with splines, and the splines are arranged in the spline grooves 2073.
The rear arm 2072 is a hollow sleeve, the front arm 2071 is sleeved in the rear arm 2072 to form a set of telescopic arm structure, the rear arm 2072 is provided with a plurality of pin holes 2074, the front arm 2071 is also provided with corresponding pin holes 2074, the front arm 2071 and the rear arm 2072 are fixed by the fixing pin 2075 passing through the pin holes 2074, and the lengths of the front arm 2071 and the rear arm 2072 can be adjusted by selecting different pin holes 2074 according to requirements.
In an exemplary embodiment, the front end of the transmission arm 207 is provided with a ball-type slot 2076; as shown in fig. 5, one end of the traction hook 208 is provided with a spherical joint 2081, and the other end is provided with a hook head 2082; the spherical joint 2081 is arranged in the spherical groove 2076.
The spherical groove 2076 and the spherical joint 2081 form a universal joint structure, so that the traction hook 208 can adapt to the angle change when passing through the bent pipe 13.
In an exemplary embodiment, as shown in fig. 4, the elbow traction mechanism 2 further comprises: the auxiliary support 209 is fixedly connected with the transmission arm 207, and the auxiliary wheel 210 is arranged on the auxiliary support 209.
The auxiliary bracket 209 and the auxiliary wheel 210 are used for supporting the transmission arm 207 in an auxiliary manner, so that the transmission arm 207 can rotate more smoothly.
As shown in fig. 9, the winding machine 3 is connected to the pipeline detector 4 for drawing the pipeline detector 4 through the straight pipe 12; the winch 3 is provided with a tension meter 301. The tension meter 301 is used for measuring the driving force when the pipeline detector 4 passes through the straight pipe 12.
In an exemplary embodiment, the hoist 3 further includes: the tension meter 301 comprises a winch hook 302 and a winding drum 303, wherein one end of the tension meter 301 is connected with the winding drum 303 through a rope, and the other end of the tension meter is connected with the winch hook 302 through a rope; the winch hook 302 is connected to the pipeline detector 4.
By controlling the winding of the rope by the drum 303, the pipeline detector 4 can be pulled through the straight pipe 12, and the tension meter 301 can directly display the magnitude of the driving force of the pipeline detector 4 in the straight pipe 12.
As shown in fig. 10, the control mechanism 5 is connected to the elbow traction mechanism 2, the winding machine 3, the torque sensor 205, and the tension meter 301, respectively.
And the control mechanism 5 is used for receiving signals fed back by each sensor and controlling the action of each mechanism. For example, the control mechanism 5 may be a device having a storage and operation function, such as a computer, a server, an industrial personal computer, a single chip microcomputer, a PLC (Programmable Logic Controller), a DSP (digital signal processor), an FPGA (Field Programmable Gate Array), an ASIC (Application-specific integrated circuit), and the like, which is not limited in the embodiment of the present Application.
Based on the driving force measuring device for the pipeline detector provided by the above embodiment, the present application also provides a driving force measuring method for the pipeline detector, as shown in fig. 11, including:
s100: the length of the driving arm 207 is adjusted according to the bending radius of the elbow 13, and the length data of the force arm is obtained.
Taking the elbow pipe 13 with a turning angle of 90 °, the driving arm 207 is inserted through the slot 1301 as shown in fig. 8. According to the bending radius of the bent pipe 13, the length of the transmission arm 207 is adjusted, so that the spherical center of the spherical joint 2081 is located at the central line position of the bent pipe 13. The arm length represented by each pin hole 2074 on the rear arm 2072 is preset, and arm length data L can be obtained according to the selected pin hole 2074.
S200: and controlling the elbow traction mechanism 2 to pull the pipeline detector 4 to pass through the elbow 13, and recording data of the torque sensor 205 to obtain torque data.
The pipe detector 4 is pushed into the elbow 13 from the ball barrel 15, and the rotary drive arm 207 connects the towing hook 208 to the towing head at the front end of the pipe detector 4. Motor 202 is activated causing actuator arm 207 to pull duct detector 4 through elbow 13. When the head of the pipeline detector 4 enters the straight pipe 12, the motor 202 is stopped, the traction hook 208 is taken down, and the elbow traction part is finished. And recording data of the torque sensor 205 in the process to obtain torque data M.
S300: and calculating driving force data of the pipeline detector 4 in the elbow 13, wherein the driving force data is the ratio of the torque data to the moment arm length data.
Torque (Torque, also known as Torque) is a special moment in physics, equal to the product of force and moment arm, in international units of newton meters (N · m). According to a torque formula M = F × L, where M is torque, F is driving force, and L is moment arm length, the driving force data F of the duct detector 4 in the elbow 13 can be obtained by conversion.
S400: and controlling the winch 3 to pull the pipeline detector 4 to pass through the straight pipe 12, and recording data of the tension meter 301 to obtain driving force data of the pipeline detector 4 in the straight pipe 12.
As shown in fig. 9, a winch hook 302 is connected to a pulling head at the front end of the pipeline detector 4 through the straight pipe 12, and a reel 303 is started to pull the pipeline detector 4 through the straight pipe 12. And (3) placing a tray at the outlet of the straight pipe 12 to receive the pipeline detector 4, and stopping the winding drum 303 after the pipeline detector 4 completely runs out of the straight pipe 12, so that the traction part of the straight pipe section is finished. Data from tension meter 301 is recorded during the process, and the reading from tension meter 301 directly indicates the amount of force that pipeline detector 4 is driving in straight pipe 12.
The application provides a device and a method for measuring driving force of a pipeline detector, comprising the following steps: pipeline mechanism 1, elbow drive mechanism 2, hoist engine 3 and control mechanism 5, wherein, pipeline mechanism 1 includes: the device comprises a straight pipe 12 and a bent pipe 13, wherein the straight pipe 12 is connected with the bent pipe 13; the bent pipe 13 is provided with a slot 1301. The pipeline mechanism 1 is used for simulating a real pipeline environment; the elbow drawing mechanism 2 is used for drawing the pipeline detector 4 through the elbow 13 through the slot 1301; the elbow traction mechanism 2 is provided with a torque sensor 205. The torque sensor 205 is used for collecting torque data. The winch 3 is used for drawing the pipeline detector 4 to pass through the straight pipe 12; the winch 3 is provided with a tension meter 301. The tension meter 301 is used for measuring the driving force when the pipeline detector 4 passes through the straight pipe 12. The measuring device has the advantages of simple structure, low cost and strong applicability, and can measure the driving force of the pipeline detector 4 in the straight pipe 12 and the bent pipe 13.
The detailed description provided above is only a few examples under the general concept of the present application, and does not constitute a limitation to the scope of the present application. Any other embodiments extended according to the scheme of the present application without inventive efforts will be within the scope of protection of the present application for a person skilled in the art.
Claims (8)
1. A drive force measuring apparatus for a pipeline detector, comprising: a pipeline mechanism (1), an elbow traction mechanism (2), a windlass (3) and a control mechanism (5), wherein,
the piping mechanism (1) includes: the device comprises a straight pipe (12) and a bent pipe (13), wherein the straight pipe (12) is connected with the bent pipe (13);
a groove (1301) is formed in the bent pipe (13);
the elbow traction mechanism (2) penetrates through the slot (1301) to be connected with the pipeline detector (4) and is used for drawing the pipeline detector (4) to pass through the elbow (13);
a torque sensor (205) is arranged on the elbow traction mechanism (2);
the elbow traction mechanism (2) further comprises: the motor (202) is arranged on the base (201);
an output shaft of the motor (202) is connected with a coupler (203), the coupler (203) is connected with a bottom transmission shaft (204), the bottom transmission shaft (204) is connected with a top transmission shaft (206), and the top transmission shaft (206) is connected with the rear end of a transmission arm (207);
an output shaft of the motor (202), a coupler (203), a bottom transmission shaft (204) and a top transmission shaft (206) are coaxially arranged;
the torque sensor (205) is arranged between the bottom drive shaft (204) and the top drive shaft (206);
the front end of the transmission arm (207) penetrates through the slot (1301), the front end of the transmission arm (207) is provided with a traction hook (208), and the traction hook (208) is connected with the pipeline detector (4);
the winch (3) is connected with the pipeline detector (4) and used for dragging the pipeline detector (4) to pass through the straight pipe (12);
a tension meter (301) is arranged on the winch (3);
the hoist (3) further comprises: a winch hook (302) and a winding drum (303),
one end of the tension meter (301) is connected with the winding drum (303) through a rope, and the other end of the tension meter is connected with the winch hook (302) through a rope;
the winch hook (302) is connected with the pipeline detector (4);
the control mechanism (5) is respectively connected with the elbow traction mechanism (2), the winch (3), the torque sensor (205) and the tension meter (301).
2. The drive force measuring device for a pipeline sensor according to claim 1, wherein the driving arm (207) further comprises: the telescopic arm structure comprises a front arm (2071) and a rear arm (2072), wherein the front arm (2071) and the rear arm (2072) form a sleeved telescopic arm structure;
the front arm (2071) and the rear arm (2072) are provided with pin holes (2074), and a fixed pin (2075) penetrates through the pin holes (2074);
the rear end of back arm (2072) is equipped with spline groove (2073), be equipped with the spline on top transmission shaft (206), the spline sets up in spline groove (2073).
3. The drive force measuring device of a pipeline detector as claimed in claim 1, wherein a ball type groove (2076) is provided at a front end of the driving arm (207);
one end of the traction hook (208) is provided with a spherical joint (2081), and the other end is provided with a hook head (2082);
the spherical joint (2081) is arranged in the spherical groove (2076).
4. The drive force measuring device for a pipe detector according to claim 1, wherein the elbow pulling mechanism (2) further comprises: auxiliary stand (209) and auxiliary wheel (210), auxiliary stand (209) with drive arm (207) fixed connection, auxiliary wheel (210) set up on auxiliary stand (209).
5. The pipe detector driving force measurement device according to claim 1, wherein the pipe mechanism (1) further comprises: a reducing cylinder (14), a ball serving cylinder (15) and a pipeline bracket (11), wherein,
one end of the reducing cylinder (14) is connected with the pitching cylinder (15), and the other end of the reducing cylinder is connected with the bent pipe (13);
the pipeline bracket (11) is respectively arranged on the ball sending barrel (15), the straight pipe (12) and the bent pipe (13).
6. The line detector driving force measuring device according to claim 5, wherein the diameter of the straight tube (12) is the same as the diameter of the bent tube (13), and the diameter of the ball barrel (15) is at least 4 inches larger than the diameter of the straight tube (12).
7. The drive force measuring device for a pipeline detector according to claim 1, wherein the angle of rotation of the elbow (13) is 90 ° -180 °.
8. A pipe detector driving force measuring method applied to the pipe detector driving force measuring apparatus according to any one of claims 1 to 7, the method comprising:
adjusting the length of the transmission arm (207) according to the bending radius of the bent pipe (13) to obtain arm length data;
controlling an elbow traction mechanism (2) to pull a pipeline detector (4) to record data of a torque sensor (205) through the bent pipe (13) to obtain torque data;
calculating driving force data of the pipeline detector (4) in the elbow (13), wherein the driving force data is the ratio of the torque data to the moment arm length data;
and controlling the winch (3) to pull the pipeline detector (4) to pass through the straight pipe (12), recording data of the tension meter (301), and obtaining driving force data of the pipeline detector (4) in the straight pipe (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210828601.6A CN114993538B (en) | 2022-07-15 | 2022-07-15 | Device and method for measuring driving force of pipeline detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210828601.6A CN114993538B (en) | 2022-07-15 | 2022-07-15 | Device and method for measuring driving force of pipeline detector |
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| Publication Number | Publication Date |
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| CN114993538A CN114993538A (en) | 2022-09-02 |
| CN114993538B true CN114993538B (en) | 2022-11-25 |
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| CN202210828601.6A Active CN114993538B (en) | 2022-07-15 | 2022-07-15 | Device and method for measuring driving force of pipeline detector |
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| CN (1) | CN114993538B (en) |
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| CN215003458U (en) * | 2021-03-26 | 2021-12-03 | 沈阳国仪检测技术有限公司 | Comprehensive detection testing machine for detecting performance of detector in pipeline |
| CN215726547U (en) * | 2021-06-29 | 2022-02-01 | 福州慧源水务科技有限公司 | Pipeline leakage detection system |
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| EP0285296A2 (en) * | 1987-04-03 | 1988-10-05 | The Babcock & Wilcox Company | Flexible shafts |
| EP0514039A1 (en) * | 1991-05-13 | 1992-11-19 | British Gas plc | Towing swivel for pipe inspection vehicle or other pipe vehicle |
| WO1993022640A1 (en) * | 1992-05-01 | 1993-11-11 | Terry Hall | A system for measuring the torque applied to a threaded connection between sections of oilfield pipe |
| CN1979108A (en) * | 2006-12-07 | 2007-06-13 | 华南理工大学 | Steel twisted-line tension-force measuring device |
| CN102288341A (en) * | 2011-05-11 | 2011-12-21 | 北京市三一重机有限公司 | Torque measuring device |
| CN105547662A (en) * | 2015-12-03 | 2016-05-04 | 中国石油大学(北京) | Non-steady state friction on-line testing experiment device of pig |
| CN206523301U (en) * | 2017-03-13 | 2017-09-26 | 湖南科技大学 | Turning formula S types circular pipe belt type conveyer is simulated and carrying roller contact load test device |
| CN109141711A (en) * | 2018-07-09 | 2019-01-04 | 中国石油大学(华东) | Chain wheel set drive-type pipe cleaner bend pipe pulls experimental provision and experimental method |
| CN212059204U (en) * | 2020-04-08 | 2020-12-01 | 四川派普承压与动载设备检测有限公司 | Pipeline crawler cable pulling force detection mechanism |
| CN215003458U (en) * | 2021-03-26 | 2021-12-03 | 沈阳国仪检测技术有限公司 | Comprehensive detection testing machine for detecting performance of detector in pipeline |
| CN215726547U (en) * | 2021-06-29 | 2022-02-01 | 福州慧源水务科技有限公司 | Pipeline leakage detection system |
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| CN114993538A (en) | 2022-09-02 |
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