CN114643596A - Unmanned aerial vehicle telescopic cantilever measuring device - Google Patents
Unmanned aerial vehicle telescopic cantilever measuring device Download PDFInfo
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- CN114643596A CN114643596A CN202210256127.4A CN202210256127A CN114643596A CN 114643596 A CN114643596 A CN 114643596A CN 202210256127 A CN202210256127 A CN 202210256127A CN 114643596 A CN114643596 A CN 114643596A
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- connecting rod
- adapter
- hinged
- aerial vehicle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D47/00—Equipment not otherwise provided for
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
- G01B17/02—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations for measuring thickness
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The invention relates to the technical field of unmanned aerial vehicle mechanical arms, and discloses an unmanned aerial vehicle telescopic cantilever measuring device which is applied to an unmanned aerial vehicle and comprises a connecting seat, a telescopic cantilever mechanism, a supporting mechanism, a switching seat and a detecting device; the connecting seat is fixedly connected with the unmanned aerial vehicle; the telescopic cantilever mechanism is hinged with the joint seat; the adapter is hinged with the telescopic cantilever mechanism; the supporting mechanism is fixedly connected with the adapter, and the supporting mechanism is used for swinging along with the telescopic cantilever mechanism and the adapter; the detection device is fixedly connected to the supporting mechanism; the telescopic cantilever mechanism is used for driving the supporting mechanism to extend or retract. The adaptability of unmanned aerial vehicle thickness measurement probe and wall contact in the flight is overhauld to boiler inside has been improved, and the flexible process of the extending structure who constitutes through torsion spring, extension spring and connecting rod etc. realizes the thickness measurement in-process connecting rod, solves because of the too high problem of position and the attitude control precision requirement of aircraft in the contact wall thickness measurement.
Description
Technical Field
The invention relates to the technical field of unmanned aerial vehicle mechanical arms, in particular to a device for measuring a telescopic cantilever of an unmanned aerial vehicle.
Background
With the increasing development of social economy and the increasing demand of users for electricity, the power industry is facing more and more serious challenges. Thermal power generation is a main power generation mode in China, a power station boiler is used as one of three main devices of a thermal power station, and the safety of the power station boiler is more and more concerned and more emphasized. In the long-term use process of the power station boiler, the power station boiler is influenced by factors such as welding defects, fatigue and corrosion effects, material aging and the like, and inevitably generates damage accumulation and resistance recession, so that cracks, corrosion, abrasion, deformation, connection part damage and other structural defects occur, and further the structure is subjected to brittle fracture or fatigue fracture, and catastrophic safety accidents are caused. Therefore, the power station structure defect detection and positioning device can effectively prevent and control the occurrence of safety accidents, reduce the loss of personnel and equipment property, and has important significance for guaranteeing the safe operation of equipment.
At present, the inspection work of the conditions such as wall pipe attenuate that factors such as to boiler water wall pipe high temperature corrosion and wearing and tearing cause in the power plant boiler maintenance task mainly relies on the manual work to accomplish, the workman not only need accomplish the setting up and the dismantlement of scaffold frame and lift platform, still need accomplish through means such as adopting hand touch, eye, handheld measuring instrument and detect and judge the corruption and the wearing and tearing condition of boiler inner wall pipeline, there are working strength big at this in-process, work efficiency is low, the expense is high, the accident rate is high, shortcomings such as erroneous judgement rate height. And when the wall thickness of the pipe is measured by adopting the unmanned aerial vehicle, the requirements on factors such as the measurement position and angle of the unmanned aerial vehicle are higher, the measurement is inaccurate, and the error is large.
Therefore, how to reduce the requirements on the position and attitude control precision of the aircraft in the thickness measurement of the contact wall surface is a technical problem to be solved urgently by the technical personnel in the field.
Disclosure of Invention
In some embodiments of this application, a flexible cantilever measuring device of unmanned aerial vehicle is provided, and this device carries out wall thickness detection under the heat transfer pipeline uneven condition in being used for solving and exists because of the position and the too high technical problem of attitude control required precision of aircraft that can not flexibly stretch out and draw back ground self-adaptation contact force and lead to among the current unmanned aerial vehicle boiler wall thickness detection technique.
In some embodiments of the application, a rotating structure of a cantilever of an unmanned aerial vehicle is improved, a telescopic cantilever mechanism is connected with the unmanned aerial vehicle through a joint seat, the telescopic cantilever mechanism comprises a first connecting rod assembly, a second connecting rod assembly and an elastic assembly, one end of the first connecting rod assembly is hinged to the joint seat, and the other end of the first connecting rod assembly is hinged to the adapter seat; two ends of the second connecting rod component are hinged to the adapter; one end of the elastic component is fixedly connected with the first connecting rod component, the other end of the elastic component is connected with the second connecting rod component in a sliding mode, and the elastic component is used for enabling the second connecting rod component to stretch and retract. The flexible stretching process of the mechanical arm in the thickness measuring process is realized through a stretching structure consisting of the torsion spring, the extension spring and the connecting rods, and the problem that the requirement on the position and posture control precision of the aircraft in the thickness measuring process of the contact wall surface is too high is solved.
In some embodiments of the application, a contact structure between the unmanned aerial vehicle and a pipe wall is improved, the support mechanism is connected with the telescopic cantilever mechanism, the support mechanism comprises a fifth connecting rod, a mounting seat and a permanent magnet rolling ball, and one end of the fifth connecting rod is fixedly connected to the second adapter; the mounting seat is fixedly connected to the other end of the fifth connecting rod; the permanent magnet rolling balls are arranged on two sides of the mounting seat and used for driving the mounting seat to slide on the pipe wall, so that a gap exists between the mounting seat and the detection device. The permanent magnet rolling bead structure through the front end enables the pen type electromagnetic ultrasonic probe and the measuring wall surface to keep a certain gap distance, direct magnetic adsorption can be effectively avoided, the adsorption force is controlled in a certain reasonable range, the electromagnetic ultrasonic probe with the front supporting mechanism can move on the wall of the pipe to be measured along with the dragging of the unmanned aerial vehicle, and thickness measurement data acquisition is completed.
In some embodiments of the present application, the present invention provides an unmanned aerial vehicle telescopic boom measuring apparatus, which is applied to an unmanned aerial vehicle, and the apparatus includes:
a docking station fixedly connected to the drone;
the telescopic cantilever mechanism is hinged to the joint seat;
the adapter is hinged to the telescopic cantilever mechanism;
the supporting mechanism is fixedly connected to the adapter, and the supporting mechanism is used for swinging along with the telescopic cantilever mechanism and the adapter;
the detection device is fixedly connected to the supporting mechanism;
the telescopic cantilever mechanism is used for driving the supporting mechanism to extend or retract.
In some embodiments of the present application, the telescopic boom mechanism comprises:
one end of the first connecting rod component is hinged to the joint seat, and the other end of the first connecting rod component is hinged to the adapter seat;
two ends of the second connecting rod assembly are hinged to the adapter;
and one end of the elastic component is fixedly connected with the first connecting rod component, the other end of the elastic component is connected with the second connecting rod component in a sliding manner, and the elastic component is used for enabling the second connecting rod component to stretch and retract.
In some embodiments of the present application, the adaptor includes:
the first adapter is hinged to the first connecting rod assembly and the second connecting rod assembly, and the first adapter is used for enabling the first connecting rod assembly and the second connecting rod assembly to swing by taking the first adapter as a center;
one end of the second adapter is hinged to the second connecting rod assembly, the other end of the second adapter is fixedly connected to the supporting mechanism, and the second adapter is used for driving the supporting mechanism to swing along with the second connecting rod assembly.
In some embodiments of the present application, the first link assembly comprises:
one end of the first connecting rod is hinged to the connecting seat, and the other end of the first connecting rod is hinged to the first adapter;
one end of the second connecting rod is hinged to the joint seat, the other end of the second connecting rod is hinged to the first transfer seat, and the second connecting rod is fixedly connected to the elastic assembly.
In some embodiments of the subject application, the second link assembly includes:
one end of the third connecting rod is hinged to the first adapter, the other end of the third connecting rod is hinged to the second adapter, and a sliding groove is formed in the third connecting rod;
one end of the fourth connecting rod is hinged to the first adapter, and the other end of the fourth connecting rod is hinged to the second adapter.
In some embodiments of the present application, the elastic member comprises:
one end of the tension spring is fixedly connected to the second connecting rod;
the buckle is arranged in the sliding groove in a sliding mode, the other end of the tension spring is connected to the buckle in a hanging mode, and the buckle is used for driving the tension spring to slide in the sliding groove.
In some embodiments of the present application, the docking station comprises:
the flange plate is fixedly connected to the unmanned aerial vehicle and hinged to the first connecting rod and the second connecting rod;
and the torsion spring is arranged between the flange plate and the first connecting rod.
In some embodiments of the present application, the support mechanism comprises:
one end of the fifth connecting rod is fixedly connected to the second adapter;
and the mounting seat is fixedly connected to the other end of the fifth connecting rod.
In some embodiments of the present application, the support mechanism further comprises:
the permanent magnet rolling balls are arranged on two sides of the mounting seat and are used for driving the mounting seat to slide on the pipe wall, so that a gap exists between the mounting seat and the detection device.
In some embodiments of the present application, the detection device comprises:
and the electromagnetic ultrasonic probe is fixedly connected to the mounting seat and is used for measuring the thickness of the tube wall.
Compared with the prior art, the invention has the following beneficial effects:
carry on measuring instrument's mode on unmanned aerial vehicle and replace a part of manual work, rotor unmanned aerial vehicle controls aircraft position and gesture through the rotational speed of controlling every rotor, possess easily operation, it is nimble mobile, vertical lift, advantages such as accurate hover, unmanned aerial vehicle has improved the adaptability of thickness measurement probe and wall contact in the flight of boiler overhaul, through torsion spring, the flexible process of the extending structure realization thickness measurement in-process connecting rod of constituteing such as extension spring and connecting rod, the solution requires too high problem because of position and the attitude control precision of contact wall in the thickness measurement to the aircraft. Carry on and leading detection equipment such as electromagnetism supersound thickness measurement sensor through unmanned aerial vehicle, can replace partial manual work to develop the regular monitoring to boiler heat exchange pipeline wall thickness and defect in power plant boiler overhauls, early warning in advance and avoid the appearance of incident.
Drawings
Fig. 1 is a schematic structural diagram of a connection between an unmanned aerial vehicle telescopic cantilever measuring device and an unmanned aerial vehicle in an embodiment of the invention;
fig. 2 is a schematic structural diagram of a measuring device for a telescopic cantilever of an unmanned aerial vehicle in an embodiment of the invention;
fig. 3 is an enlarged schematic view of a structure at a position a in the measurement device for the telescopic cantilever of the unmanned aerial vehicle in the embodiment of the present invention;
fig. 4 is an enlarged schematic view of a structure at a position B in the measurement device for the telescopic cantilever of the unmanned aerial vehicle in the embodiment of the present invention;
fig. 5 is an enlarged schematic view of a structure at a position C in the measurement device for the telescopic boom of the unmanned aerial vehicle in the embodiment of the present invention;
in the figure, the position of the upper end of the main shaft,
1. an unmanned aerial vehicle;
2. a linking seat; 21. a flange plate; 22. a torsion spring;
3. a first link assembly; 31. a first connecting rod; 32. a second connecting rod;
4. a second linkage assembly; 41. a third connecting rod; 42. a fourth connecting rod; 43. a tension spring; 44. ring buckle
5. A first adapter;
6. a second adapter;
7. a detection device;
8. a support mechanism; 81. a fifth connecting rod; 82. a mounting base; 83. permanent magnet rolling beads.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present application.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
The invention provides a telescopic cantilever measuring device of an unmanned aerial vehicle, which is applied to an unmanned aerial vehicle 1 and comprises a linking seat, a telescopic cantilever mechanism, a switching seat, a supporting mechanism and a detecting device.
The connecting seat 2 is fixedly connected to the unmanned aerial vehicle 1;
the telescopic cantilever mechanism is hinged to the joint seat 2;
the adapter is hinged to the telescopic cantilever mechanism;
the supporting mechanism 8 is fixedly connected to the adapter, and the supporting mechanism 8 is used for swinging along with the telescopic cantilever mechanism and the adapter;
the detection device 7 is fixedly connected to the supporting mechanism 8;
the telescopic cantilever mechanism is used for driving the supporting mechanism 8 to extend or retract.
In some embodiments of the present application, the telescopic boom mechanism comprises a first link assembly 3, a second link assembly 4, and a resilient assembly; one end of the first connecting rod component 3 is hinged to the connecting seat 2, and the other end of the first connecting rod component is hinged to the adapter; two ends of the second connecting rod component 4 are hinged to the adapter; one end of the elastic component is fixedly connected to the first connecting rod component 3, the other end of the elastic component is connected to the second connecting rod component 4 in a sliding mode, and the elastic component is used for enabling the second connecting rod component 4 to stretch and retract.
In some embodiments of the present application, the adapter comprises a first adapter 5 and a second adapter 6; the first adapter 5 is hinged to the first link assembly 3 and the second link assembly 4, and the first adapter 5 is used for enabling the first link assembly 3 and the second link assembly 4 to swing around the first adapter 5; one end of the second adapter 6 is hinged to the second connecting rod assembly 4, the other end of the second adapter is fixedly connected to the supporting mechanism 8, and the second adapter 6 is used for driving the supporting mechanism 8 to swing along with the second connecting rod assembly 4.
In some embodiments of the present application, the first connecting rod assembly 3 includes a first connecting rod 31 and a second connecting rod 32; one end of the first connecting rod 31 is hinged to the joint seat 2, and the other end is hinged to the first adapter seat 5; one end of the second connecting rod 32 is hinged to the joining seat 2, the other end of the second connecting rod is hinged to the first transfer seat 5, and the second connecting rod 32 is fixedly connected to the elastic component.
In some embodiments of the present application, the second connecting-rod assembly 4 comprises a third connecting rod 41 and a fourth connecting rod 42; one end of a third connecting rod 41 is hinged to the first adapter 5, the other end of the third connecting rod is hinged to the second adapter 6, and a sliding groove is formed in the third connecting rod 41; one end of the fourth connecting rod 42 is hinged to the first adapter 5, and the other end is hinged to the second adapter 6.
In some embodiments of the present application, the elastic assembly includes a tension spring 43 and a buckle 44; one end of the tension spring 43 is fixedly connected to the second connecting rod 32; the buckle 44 is slidably disposed in the sliding groove, so that the buckle 44 slides within a reasonable stroke range, the buckle 44 is of a D-shaped structure, the other end of the tension spring 43 is connected to the buckle 44 in a hanging manner, and the buckle 44 is used for driving the tension spring 43 to slide in the sliding groove. The tension spring 43 gives the second link assembly 4 elasticity to extend and contract.
In some embodiments of the present application, the adapter 2 includes a flange plate 21 and a torsion spring 22; the flange plate 21 is fixedly connected to the unmanned aerial vehicle 1, and the flange plate 21 is hinged to the first connecting rod 31 and the second connecting rod 32; the torsion spring 22 abuts between the flange plate 21 and the first connecting rod 31, so that the first connecting rod 31 has elastic stress obliquely forward.
In some embodiments of the present application, the supporting mechanism 8 further includes a permanent magnetic rolling bead 83, the permanent magnetic rolling bead 83 is disposed on two sides of the mounting seat 82, and the permanent magnetic rolling bead 83 is used for driving the mounting seat 82 to slide on the pipe wall, so that a gap exists between the mounting seat 82 and the detecting device 7.
In some embodiments of the present application, the detecting device 7 includes an electromagnetic ultrasonic probe fixedly connected to the mounting seat 82, and the electromagnetic ultrasonic probe is used for measuring the thickness of the pipe wall.
Through using above technical scheme, unmanned aerial vehicle 1 drives head rod 31 and the swing of second connecting rod 32 through flange board 21 and torsion spring 22 in this application, head rod 31 and second connecting rod 32 drive the swing of third connecting rod 41 and fourth connecting rod 42 through first adapter 5, and second connecting rod 32 slides in the spout through tension spring 43, thereby drive third connecting rod 41, third connecting rod 41 and fourth connecting rod 42 drive mount pad 82 through second adapter 6 and slide, permanent magnetism rolling bead 83 on mount pad 82 slides on the pipeline inner wall, make electromagnetic ultrasonic probe and pipeline wall have the clearance. When the telescopic cantilever mechanism is extended, the torsion spring 22 is in a compressed state and the extension spring is in an extended state. When unmanned aerial vehicle 1 accomplishes defect or pipeline detection time measuring, unmanned aerial vehicle 1 keeps away from the wall, through dragging of unmanned aerial vehicle 1 make probe and wall separation. Since the torsion spring 22 and the extension spring are in a compressed state and a stretched state, respectively, the elastic force of the springs causes the telescopic cantilever mechanism to contract.
The telescopic cantilever mechanism and the supporting mechanism 8 can be contracted and play a certain role in buffering the touch of the probe and the wall surface. In addition, when the electromagnetic ultrasonic probe is adopted to measure the thickness of the pipe wall, the measuring probe has high magnetism and is easy to be magnetically adsorbed with the pipe wall, after adsorption, the probe is separated from the pipe wall by large pulling force, and then the next point of measurement can be carried out, so that the adsorption force needs to be controlled to avoid influencing the flight of the unmanned aerial vehicle 1.
According to the first concept of the application, the rotating structure of the cantilever of the unmanned aerial vehicle 1 is improved, the telescopic cantilever mechanism is connected with the unmanned aerial vehicle 1 through the connecting seat 2 and comprises a first connecting rod assembly 3, a second connecting rod assembly 4 and an elastic assembly, one end of the first connecting rod assembly 3 is hinged to the connecting seat 2, and the other end of the first connecting rod assembly is hinged to the adapter; two ends of the second connecting rod component 4 are hinged to the adapter; one end of the elastic component is fixedly connected to the first connecting rod component 3, the other end of the elastic component is connected to the second connecting rod component 4 in a sliding mode, and the elastic component is used for enabling the second connecting rod component 4 to stretch and retract. The flexible stretching process of the mechanical arm in the thickness measuring process is realized through a stretching structure consisting of the torsion spring 22, the extension spring and the connecting rods, and the problem that the requirement on the position and posture control precision of the aircraft in the thickness measuring process of the contact wall surface is too high is solved.
According to the second concept of the application, the contact structure of the unmanned aerial vehicle 1 and the pipe wall is improved, the supporting mechanism 8 is connected with the telescopic cantilever mechanism, the supporting mechanism 8 comprises a fifth connecting rod 81, a mounting seat 82 and a permanent magnet rolling bead 83, and one end of the fifth connecting rod 81 is fixedly connected to the second adapter 6; the mounting seat 82 is fixedly connected to the other end of the fifth connecting rod 81; the permanent magnet rolling beads 83 are disposed on two sides of the mounting seat 82, and the permanent magnet rolling beads 83 are used for driving the mounting seat 82 to slide on a pipe wall, so that a gap exists between the mounting seat 82 and the detection device 7. The permanent magnet rolling bead 83 structure at the front end enables the pen type electromagnetic ultrasonic probe and the measuring wall surface to keep a certain gap distance, direct magnetic adsorption can be effectively avoided, the adsorption force is controlled in a certain reasonable range, the electromagnetic ultrasonic probe with the front supporting mechanism 8 can move on the wall of the pipe to be measured along with the dragging of the unmanned aerial vehicle 1, and thickness measurement data acquisition is completed.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a flexible cantilever measuring device of unmanned aerial vehicle which characterized in that is applied to in the unmanned aerial vehicle, the device includes:
a docking station fixedly connected to the drone;
the telescopic cantilever mechanism is hinged to the joint seat;
the adapter is hinged to the telescopic cantilever mechanism;
the supporting mechanism is fixedly connected to the adapter, and swings along with the telescopic cantilever mechanism and the adapter;
the detection device is fixedly connected to the supporting mechanism;
the telescopic cantilever mechanism is used for driving the supporting mechanism to extend or retract.
2. The unmanned aerial vehicle telescopic boom measuring device of claim 1, wherein the telescopic boom mechanism comprises:
one end of the first connecting rod assembly is hinged to the connecting seat, and the other end of the first connecting rod assembly is hinged to the adapter;
two ends of the second connecting rod assembly are hinged to the adapter;
and one end of the elastic component is fixedly connected with the first connecting rod component, the other end of the elastic component is connected with the second connecting rod component in a sliding manner, and the elastic component is used for enabling the second connecting rod component to stretch and retract.
3. The telescopic boom measuring device of an unmanned aerial vehicle of claim 2, wherein the adapter comprises:
the first adapter is hinged to the first connecting rod assembly and the second connecting rod assembly, and the first adapter is used for enabling the first connecting rod assembly and the second connecting rod assembly to swing by taking the first adapter as a center;
one end of the second adapter is hinged to the second connecting rod assembly, the other end of the second adapter is fixedly connected to the supporting mechanism, and the second adapter is used for driving the supporting mechanism to swing along with the second connecting rod assembly.
4. The telescopic boom measuring apparatus of claim 3, wherein said first link assembly comprises:
one end of the first connecting rod is hinged to the joint seat, and the other end of the first connecting rod is hinged to the first adapter;
one end of the second connecting rod is hinged to the joint seat, the other end of the second connecting rod is hinged to the first transfer seat, and the second connecting rod is fixedly connected to the elastic assembly.
5. The unmanned aerial vehicle telescopic boom measuring device of claim 3, wherein the second connecting rod assembly comprises:
one end of the third connecting rod is hinged to the first adapter, the other end of the third connecting rod is hinged to the second adapter, and a sliding groove is formed in the third connecting rod;
one end of the fourth connecting rod is hinged to the first adapter, and the other end of the fourth connecting rod is hinged to the second adapter.
6. The telescopic boom measuring device of an unmanned aerial vehicle of claim 5, wherein the elastic assembly comprises:
one end of the tension spring is fixedly connected to the second connecting rod;
the buckle is arranged in the sliding groove in a sliding mode, the other end of the tension spring is connected to the buckle in a hanging mode, and the buckle is used for driving the tension spring to slide in the sliding groove.
7. The telescopic boom measuring apparatus of claim 4, wherein the docking station comprises:
the flange plate is fixedly connected to the unmanned aerial vehicle and hinged to the first connecting rod and the second connecting rod;
and the torsion spring is arranged between the flange plate and the first connecting rod.
8. The telescopic boom measuring device of an unmanned aerial vehicle of claim 3, wherein the support mechanism comprises:
one end of the fifth connecting rod is fixedly connected to the second adapter;
and the mounting seat is fixedly connected to the other end of the fifth connecting rod.
9. The telescopic boom measuring device of an unmanned aerial vehicle of claim 8, wherein the support mechanism further comprises:
the permanent magnet rolling balls are arranged on two sides of the mounting seat and are used for driving the mounting seat to slide on the pipe wall, so that a gap exists between the mounting seat and the detection device.
10. The telescopic boom measuring device of an unmanned aerial vehicle of claim 9, wherein the detecting device comprises:
and the electromagnetic ultrasonic probe is fixedly connected to the mounting seat and is used for measuring the thickness of the tube wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210256127.4A CN114643596A (en) | 2022-03-15 | 2022-03-15 | Unmanned aerial vehicle telescopic cantilever measuring device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210256127.4A CN114643596A (en) | 2022-03-15 | 2022-03-15 | Unmanned aerial vehicle telescopic cantilever measuring device |
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| CN114643596A true CN114643596A (en) | 2022-06-21 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116106417A (en) * | 2023-04-07 | 2023-05-12 | 沙河市津海特钢有限公司 | A equipment for gas cylinder ultrasonic flaw detection |
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2022
- 2022-03-15 CN CN202210256127.4A patent/CN114643596A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116106417A (en) * | 2023-04-07 | 2023-05-12 | 沙河市津海特钢有限公司 | A equipment for gas cylinder ultrasonic flaw detection |
| CN116106417B (en) * | 2023-04-07 | 2023-07-14 | 沙河市津海特钢有限公司 | A equipment for gas cylinder ultrasonic flaw detection |
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