CN111963822A - Magnetic field detection device - Google Patents
Magnetic field detection device Download PDFInfo
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- CN111963822A CN111963822A CN202010825847.9A CN202010825847A CN111963822A CN 111963822 A CN111963822 A CN 111963822A CN 202010825847 A CN202010825847 A CN 202010825847A CN 111963822 A CN111963822 A CN 111963822A
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- 230000005540 biological transmission Effects 0.000 claims abstract description 27
- 239000011148 porous material Substances 0.000 claims description 5
- 238000005457 optimization Methods 0.000 description 8
- 230000033001 locomotion Effects 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 3
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
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- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/26—Pigs or moles, i.e. devices movable in a pipe or conduit with or without self-contained propulsion means
- F16L55/28—Constructional aspects
- F16L55/30—Constructional aspects of the propulsion means, e.g. towed by cables
- F16L55/32—Constructional aspects of the propulsion means, e.g. towed by cables being self-contained
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L2101/00—Uses or applications of pigs or moles
- F16L2101/30—Inspecting, measuring or testing
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Abstract
The invention relates to the technical field of magnetic field detection, in particular to a magnetic field detection device, which utilizes the sliding connection of a walking support rod structure and a support frame body, can be adjusted in real time according to the size of a pipe diameter to be detected so as to adapt to the magnetic field detection work of different pipe diameters, can drive a rotary table to rotate through a motor, drives gear sets to rotate along with the rotary table so as to drive transmission gear sets to move to finish self-moving, does not need a worker to operate outside, and can carry out omnibearing magnetic field detection work on a pipeline with a certain length.
Description
Technical Field
The invention relates to the technical field of magnetic field detection, in particular to a magnetic field detection device.
Background
An alternating current electromagnetic field detection device for in-pipe detection, such as that disclosed in publication No. CN105911134A, includes a cylinder having a hollow passage; the coil mechanism is arranged outside the cylinder in a surrounding mode and consists of a plurality of coil units, the coil units are uniformly arranged along the circumferential direction of the cylinder, and a plurality of sensors are arranged on the outer wall of each coil unit; a plurality of support mechanisms connected between the coil unit and the cylinder, the coil unit being radially movably connected to an outer wall of the cylinder by the support mechanisms. The invention can detect the inner wall of the pipeline, and has the advantages of simple structure, convenient operation, high detection precision, long service life and wide application range. The device is static device, can't remove by oneself, when carrying out omnidirectional magnetic field detection to the pipeline that has certain length, the device can't effectually operate the mobile device outside the tubes through the staff, and then the influence uses going on of detection achievement, reduces work efficiency.
Disclosure of Invention
The invention aims to provide a magnetic field detection device which can be adjusted in real time according to the size of a pipe diameter to be detected so as to adapt to magnetic field detection work of different pipe diameters, can move automatically, does not need workers to operate outside, and can carry out omnibearing magnetic field detection work on a pipeline with a certain length.
The purpose of the invention is realized by the following technical scheme:
a magnetic field detection device comprises a support frame body and a motor, wherein the motor is fixedly connected with the support frame body, the magnetic field detection device further comprises a rotary plate, a threaded rod, an adjusting sleeve, a connecting ring, a driving gear set, a connecting rod, a spring I, a walking supporting rod structure, a transmission gear set and an auxiliary gear set, the rotary plate is fixedly connected onto an output shaft of the motor, the threaded rod is fixedly connected onto the rotary plate, the adjusting sleeve is rotatably connected onto the threaded rod, the connecting ring is rotatably connected onto the adjusting sleeve, the driving gear set is provided with a plurality of driving gear sets which are uniformly connected onto the rotary plate in a sliding manner, the connecting ring is connected with the driving gear sets through the connecting rods, the spring I is arranged between the adjusting sleeve and the rotary plate, the walking supporting rod structure is provided with four walking supporting rod structures which are uniformly connected onto the support frame body in a sliding, every walking branch all is provided with transmission tooth group structurally, and each drive gear group includes gear I, transmission tooth group includes gear II, and each gear I is connected with II meshing transmissions of each gear, and the supplementary wheelset of the structural equal fixedly connected with of every walking branch.
As a further optimization of the technical scheme, the magnetic field detection device comprises a support frame body, wherein the support frame body comprises a motor fixing frame, four sliding barrels, a plurality of sliding ways I, a plurality of magnetic field detection structures and a plurality of battery boxes, the four sliding barrels are uniformly and fixedly connected to the motor fixing frame, the two sliding ways I are symmetrically arranged on each sliding barrel, the plurality of magnetic field detection structures are uniformly arranged on the motor fixing frame, the plurality of battery boxes are arranged on the motor fixing frame, the motor is fixedly connected into the motor fixing frame, the battery is placed in each battery box, the battery is connected with the motor and the magnetic field detection structures through wires, and a walking support rod structure is slidably connected into each sliding barrel.
As a further optimization of the technical scheme, the magnetic field detection device provided by the invention is characterized in that the turntable is uniformly provided with a plurality of slide ways II, the threaded rod is provided with the pore plate, and the pore plate is connected with a wire.
As a further optimization of the technical scheme, according to the magnetic field detection device, the adjusting sleeve is internally provided with the internal thread, the threaded rod is connected in the adjusting sleeve in a threaded fit manner, the adjusting sleeve is provided with the switching part, and the connecting ring is rotatably connected to the switching part.
As further optimization of the technical scheme, the magnetic field detection device is characterized in that the connecting ring is uniformly provided with a plurality of hinged plates I, the driving gear set comprises hinged plates II, one end of the connecting rod is hinged with the hinged plates I, and the other end of the connecting rod is hinged with the corresponding hinged plates II.
As a further optimization of the technical scheme, the magnetic field detection device provided by the invention comprises a gear I, a square slide rod and a limiting plate, wherein the square slide rod is fixedly connected to the gear I, the limiting plate is fixedly connected to the square slide rod, the square slide rod is slidably connected to the inside of the slide way II, and the hinged plate II is fixedly connected to the limiting plate.
As a further optimization of the technical scheme, the magnetic field detection device comprises a walking support rod structure, wherein the walking support rod structure comprises a vertical support rod, two positioning sliders and a spring II, the two positioning sliders are symmetrically arranged at the lower part of the vertical support rod, the spring II is fixedly connected to the lower end of the vertical support rod, the spring II is positioned in a corresponding sliding barrel and is fixedly connected with the corresponding sliding barrel, the positioning sliders are slidably connected in corresponding sliding ways I, each vertical support rod is provided with a transmission tooth group, and an auxiliary wheel group is fixedly connected to the vertical support rod.
As a further optimization of the technical scheme, the magnetic field detection device comprises a transmission gear set, wherein the transmission gear set comprises a support frame, a gear II, a gear III, a bevel gear I, a walking wheel and a bevel gear II, the support frame is fixedly connected to the vertical support rod, the gear II is rotatably connected to the lower portion of the support frame, the gear III is rotatably connected to the upper portion of the support frame, the bevel gear I is fixedly connected with the gear III, the walking wheel is rotatably connected to the upper end of the vertical support rod, the bevel gear II is fixedly connected to the walking wheel, and the bevel gear I is in meshing transmission connection with the bevel gear II.
As a further optimization of the technical scheme, the magnetic field detection device comprises an auxiliary wheel set, wherein the auxiliary wheel set comprises a right-angle rod and an auxiliary roller wheel, the auxiliary roller wheel is rotatably connected to the right-angle rod, and the right-angle rod is fixedly connected to the support frame.
The magnetic field detection structure is composed of a coil unit and a sensor, and the sensor is arranged on the coil unit.
The magnetic field detection device has the beneficial effects that:
this device utilizes the sliding connection of walking branch structure and support frame body, can adjust in real time according to the size of waiting to detect the pipe diameter to the magnetic field that adapts to different pipe diameters detects work, and device accessible motor drives the carousel and rotates, and each drive gear group rotates with the drive tooth group motion of drive along with the carousel, accomplishes the self-propelled removal, need not the staff and operates outside, can carry out omnidirectional magnetic field detection work to the pipeline that has certain length.
Drawings
The invention is described in further detail below with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic diagram of the overall structure of a magnetic field detecting device according to the present invention;
FIG. 2 is a second overall structural schematic of the present invention;
FIG. 3 is a schematic structural view of the support frame of the present invention;
FIG. 4 is a schematic view of the structure of the motor, turntable and threaded rod of the present invention;
FIG. 5 is a schematic view of the construction of the adjustment sleeve of the present invention;
FIG. 6 is a schematic view of the attachment ring of the present invention;
FIG. 7 is a schematic structural view of the drive gear set of the present invention;
FIG. 8 is a schematic structural view of the walking strut structure of the present invention;
FIG. 9 is a schematic structural view of the drive tooth set of the present invention;
FIG. 10 is a schematic illustration of the auxiliary wheel assembly of the present invention;
in the figure: a support frame body 1; a motor fixing frame 1-1; 1-2 of a slide cylinder; 1-3 of a slideway; 1-4 of a magnetic field detection structure; 1-5 of a battery box; a motor 2; a turntable 3; a slideway II 3-1; a threaded rod 4; 4-1 of a pore plate; an adjusting sleeve 5; a switching part 5-1; 5-2 parts of internal threads; a connecting ring 6; a connecting ring 6; a hinge plate I6-1; a drive gear group 7; a gear I7-1; a square slide bar 7-2; a limiting plate 7-3; 7-4 of a hinge plate; a connecting rod 8; a spring I9; a walking strut structure 10; 10-1 of a vertical support rod; positioning the slide block 10-2; 10-3 of a spring II; a transmission gear set 11; a support frame 11-1; gear II 11-2; gear III 11-3; bevel gears I11-4; the road wheels 11-5; bevel gears II 11-6; an auxiliary wheel set 12; a right-angle rod 12-1; auxiliary rollers 12-2.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "circumferential", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected or detachably connected; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The first embodiment is as follows:
the embodiment is described below with reference to fig. 1 to 10, and 1 is a magnetic field detection device, which includes a support frame 1 and a motor 2, the motor 2 is fixedly connected in the support frame 1, the magnetic field detection device further includes a rotary table 3, a threaded rod 4, an adjusting sleeve 5, a connecting ring 6, a driving gear set 7, a connecting rod 8, a spring i 9, a walking support rod structure 10, a driving gear set 11 and an auxiliary gear set 12, the rotary table 3 is fixedly connected to an output shaft of the motor 2, the threaded rod 4 is fixedly connected to the rotary table 3, the adjusting sleeve 5 is rotatably connected to the threaded rod 4, the connecting ring 6 is rotatably connected to the adjusting sleeve 5, the driving gear set 7 is provided with a plurality of driving gear sets 7, the driving gear sets 7 are uniformly slidably connected to the rotary table 3, the connecting ring 6 is connected to the driving gear sets 7 through the connecting rods 8, the adjustable support is characterized in that a spring I9 is arranged between the adjusting sleeve 5 and the rotary disc 3, four walking support rod structures 10 are arranged, four walking support rod structures 10 are evenly connected to the support frame body 1 in a sliding mode, a transmission gear group 11 is arranged on each walking support rod structure 10, each driving gear group 7 comprises a gear I7-1, each transmission gear group 11 comprises a gear II 11-2, each gear I7-1 is in meshing transmission connection with each gear II 11-2, and an auxiliary wheel group 12 is fixedly connected to each walking support rod structure 10.
Spring I9 is in compression state all the time, can make adjusting collar 5 receive spring-back force of spring I9 all the time, and then reduces adjusting collar 5 from going pivoted emergence, makes each part of device maintain stable transmission.
This device utilizes walking branch structure 10 and the sliding connection who supports support body 1, can adjust in real time according to the size of waiting to detect the pipe diameter to adapt to the magnetic field detection work of different pipe diameters, device accessible motor 2 drives carousel 3 and rotates, and each drive gear group 7 rotates along with carousel 3 in order to drive the motion of transmission tooth group 11, accomplishes the self-propelled removal, need not the staff and operates outside, can carry out omnidirectional magnetic field detection work to the pipeline that has certain length.
The second embodiment is as follows:
the embodiment is described below with reference to fig. 1 to 10, and the embodiment further describes the first embodiment, the support frame body 1 includes a motor fixing frame 1-1, sliding cylinders 1-2, sliding ways i 1-3, magnetic field detection structures 1-4 and battery boxes 1-5, the motor fixing frame 1-1 is uniformly and fixedly connected with four sliding cylinders 1-2, each sliding cylinder 1-2 is symmetrically provided with two sliding ways i 1-3, the magnetic field detection structures 1-4 are provided in plurality, the magnetic field detection structures 1-4 are uniformly arranged on the motor fixing frame 1-1, the motor fixing frame 1-1 is provided with a plurality of battery boxes 1-5, the motor 2 is fixedly connected in the motor 1-1, and each battery box 1-5 is provided with a battery, the battery is connected with the motor and the magnetic field detection structure 1-4 through a lead, and a walking support rod structure 10 is connected in each sliding cylinder 1-2 in a sliding mode.
The third concrete implementation mode:
the embodiment is described below with reference to fig. 1 to 10, and the embodiment further describes the first embodiment, a plurality of slideways ii 3-1 are uniformly arranged on the rotary table 3, a hole plate 4-1 is arranged on the threaded rod 4, and the hole plate 4-1 is connected with a wire.
The fourth concrete implementation mode:
the present embodiment is described below with reference to fig. 1 to 10, and the present embodiment further describes the first embodiment, an internal thread 5-2 is provided in the adjusting sleeve 5, the threaded rod 4 is connected in the adjusting sleeve 5 by screw-fitting, an adapter portion 5-1 is provided on the adjusting sleeve 5, and the connecting ring 6 is rotatably connected to the adapter portion 5-1.
The fifth concrete implementation mode:
the embodiment is described below with reference to fig. 1-10, and the embodiment is further described, wherein a plurality of hinge plates i 6-1 are uniformly arranged on the connecting ring 6, the drive gear set 7 comprises hinge plates ii 7-4, one end of the connecting rod 8 is hinged with the hinge plates i 6-1, and the other end of the connecting rod is hinged with the corresponding hinge plates ii 7-4.
The sixth specific implementation mode:
the third or fifth embodiment is further described with reference to fig. 1 to 10, where the driving gear set 7 includes a gear i 7-1, a square slide bar 7-2, and a limiting plate 7-3, the square slide bar 7-2 is fixedly connected to the gear i 7-1, the limiting plate 7-3 is fixedly connected to the square slide bar 7-2, the square slide bar 7-2 is slidably connected to the slide way ii 3-1, and the hinge plate ii 7-4 is fixedly connected to the limiting plate 7-3.
The seventh embodiment:
this embodiment will be described with reference to fig. 1 to 10, and a second embodiment will be further described with reference to this embodiment, the walking support rod structure 10 comprises a vertical support rod 10-1, a positioning slide block 10-2 and a spring II 10-3, the lower part of the vertical supporting rod 10-1 is symmetrically provided with two positioning sliding blocks 10-2, the spring II 10-3 is fixedly connected with the lower end of the vertical supporting rod 10-1, the spring II 10-3 is positioned in the corresponding sliding cylinder 1-2, the spring II 10-3 is fixedly connected with the corresponding sliding cylinder 1-2, the positioning sliding blocks 10-2 are connected in corresponding sliding ways I1-3 in a sliding mode, a transmission tooth group 11 is arranged on each vertical supporting rod 10-1, and the auxiliary wheel group 12 is fixedly connected to the vertical supporting rod 10-1.
The specific implementation mode is eight:
referring to fig. 1-10, the present embodiment will be further described, wherein the transmission gear set 11 includes a support frame 11-1, a gear ii 11-2, a gear iii 11-3, a bevel gear i 11-4, a traveling wheel 11-5 and a bevel gear ii 11-6, the support frame 11-1 is fixedly connected to the vertical support rod 10-1, the gear ii 11-2 is rotatably connected to the lower portion of the support frame 11-1, the gear iii 11-3 is rotatably connected to the upper portion of the support frame 11-1, the bevel gear i 11-4 is fixedly connected to the gear iii 11-3, the traveling wheel 11-5 is rotatably connected to the upper end of the vertical support rod 10-1, and the bevel gear ii 11-6 is fixedly connected to the traveling wheel 11-5, the bevel gear I11-4 is in meshed transmission connection with the bevel gear II 11-6.
The specific implementation method nine:
referring to fig. 1-10, the embodiment will be further described, in which the auxiliary wheel set 12 includes a right-angle bar 12-1 and an auxiliary roller 12-2, the auxiliary roller 12-2 is rotatably connected to the right-angle bar 12-1, and the right-angle bar 12-1 is fixedly connected to the support frame 11-1.
The auxiliary roller 12-2 and the walking wheel 11-5 are at the same height, and the auxiliary roller 12-2 is used for the stability of the auxiliary device during moving.
The detailed implementation mode is ten:
the present embodiment will be described with reference to fig. 1 to 10, and the present embodiment will further describe a second embodiment in which the magnetic field detection structure is configured by a coil unit and a sensor provided on the coil unit.
The working principle of the magnetic field detection device provided by the invention is as follows:
when the device is required to be used for magnetic field detection, the device firstly extends into an opening of a pipeline to measure the pipe diameter, one end of a threaded rod 4 of the device is placed towards the outside of the pipeline, and when the device extends into the pipeline, the four travelling wheels 11-5 firstly contact the inner wall of the pipeline and simultaneously drive a vertical support rod 10-1 to move downwards and compress a spring II 10-3, so that the four travelling wheels 11-5 are completely attached to the inner wall of the pipeline;
when the device is in an initial state, the square slide bars 7-2 are positioned at the innermost side of each corresponding slide way II 3-1, after the operation is finished, the adjusting sleeve 5 can be rotated, the adjusting sleeve 5 moves forwards along the threaded rod 4, the connecting ring 6 moves along with the adjusting sleeve 5, the connecting rods 8 are opened under the driving of the connecting ring 6, the opening movement of the connecting rods 8 drives each hinged plate II 7-4 to move along with the hinged plate II, so that the square slide bars 7-2 slide outwards along each corresponding slide way II 3-1 until each gear I7-1 is meshed with each corresponding gear II 11-2, and then the motor 2 can be started;
after the motor 2 is started, the motor 2 drives the rotary table 3 to rotate by taking the axis of the output shaft as a central line, each gear I7-1 rotates along with the rotary table, each gear I7-1 is in continuous meshing transmission connection with each gear II 11-2, the motion realizes the rotation of each gear II 11-2, the gear II 11-2 drives the gear III 11-3 to rotate, the gear III 11-3 drives the bevel gear I11-4 to rotate, the bevel gear I11-4 is in meshing transmission connection with the bevel gear II 11-6, the bevel gear II 11-6 drives the traveling wheel 11-5 to rotate, and the traveling wheel 11-5 travels along the inner wall of the pipeline, so that the whole device moves along the pipeline.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and that various changes, modifications, additions and substitutions which are within the spirit and scope of the present invention and which may be made by those skilled in the art are also within the scope of the present invention.
Claims (10)
1. The utility model provides a magnetic field detection device, is including supporting support body (1) and motor (2), motor (2) fixed connection be in support body (1), its characterized in that: the magnetic field detection device also comprises a rotary table (3), a threaded rod (4), an adjusting sleeve (5), a connecting ring (6), a driving gear set (7), a connecting rod (8), a spring I (9), a walking support rod structure (10), a transmission gear set (11) and an auxiliary gear set (12), wherein the rotary table (3) is fixedly connected on an output shaft of the motor (2), the threaded rod (4) is fixedly connected on the rotary table (3), the adjusting sleeve (5) is rotationally connected on the threaded rod (4), the connecting ring (6) is rotationally connected on the adjusting sleeve (5), a plurality of driving gear sets (7) are arranged, the plurality of driving gear sets (7) are uniformly and slidably connected on the rotary table (3), the connecting ring (6) is connected with the plurality of driving gear sets (7) through the plurality of connecting rods (8), and the spring I (9) is arranged between the adjusting sleeve (5) and the rotary table (3), the walking support rod structure (10) is provided with four, four even sliding connection of walking support rod structure (10) are in on the support frame body (1), all are provided with transmission tooth group (11) on every walking support rod structure (10), and each drive gear group (7) includes gear I (7-1), transmission tooth group (11) includes gear II (11-2), and each gear I (7-1) is connected with each gear II (11-2) meshing transmission, all fixedly connected with auxiliary wheel group (12) on every walking support rod structure (10).
2. A magnetic field sensing device according to claim 1, wherein: the support frame body (1) comprises a motor fixing frame (1-1), sliding cylinders (1-2), sliding ways I (1-3), magnetic field detection structures (1-4) and battery boxes (1-5), wherein the four sliding cylinders (1-2) are uniformly and fixedly connected onto the motor fixing frame (1-1), two sliding ways I (1-3) are symmetrically arranged on each sliding cylinder (1-2), the number of the magnetic field detection structures (1-4) is multiple, the magnetic field detection structures (1-4) are uniformly arranged on the motor fixing frame (1-1), the motor fixing frame (1-1) is provided with a plurality of battery boxes (1-5), the motor (2) is fixedly connected into the motor fixing frame (1-1), and batteries are placed in each battery box (1-5), the battery is connected with the motor and the magnetic field detection structure (1-4) through a lead, and a walking support rod structure (10) is connected in each sliding cylinder (1-2) in a sliding mode.
3. A magnetic field sensing device according to claim 1, wherein: the rotary table (3) is uniformly provided with a plurality of slideways II (3-1), the threaded rod (4) is provided with a pore plate (4-1), and the pore plate (4-1) is connected with a wire.
4. A magnetic field sensing device according to claim 1, wherein: the adjusting sleeve is characterized in that an internal thread (5-2) is arranged in the adjusting sleeve (5), the threaded rod (4) is connected in the adjusting sleeve (5) in a threaded fit mode, a switching part (5-1) is arranged on the adjusting sleeve (5), and the connecting ring (6) is rotatably connected to the switching part (5-1).
5. A magnetic field sensing device according to claim 1, wherein: the connecting ring (6) is uniformly provided with a plurality of hinged plates I (6-1), the driving gear set (7) comprises hinged plates II (7-4), one end of the connecting rod (8) is hinged to the hinged plates I (6-1), and the other end of the connecting rod is hinged to the corresponding hinged plates II (7-4).
6. A magnetic field sensing device according to claim 3 or 5, wherein: drive gear group (7) are including gear I (7-1), square slide bar (7-2) and limiting plate (7-3) still, square slide bar (7-2) fixed connection be in on gear I (7-1), limiting plate (7-3) fixed connection be in on square slide bar (7-2), square slide bar (7-2) sliding connection be in slide II (3-1), articulated slab II (7-4) fixed connection be in on the limiting plate (7-3).
7. A magnetic field sensing device according to claim 2, wherein: the walking support rod structure (10) comprises a vertical support rod (10-1), a positioning slide block (10-2) and a spring II (10-3), two positioning slide blocks (10-2) are symmetrically arranged at the lower part of the vertical supporting rod (10-1), the spring II (10-3) is fixedly connected at the lower end of the vertical supporting rod (10-1), the spring II (10-3) is positioned in the corresponding sliding cylinder (1-2) and the spring II (10-3) is fixedly connected with the corresponding sliding cylinder (1-2), the positioning slide block (10-2) is connected in a corresponding slide way I (1-3) in a sliding way, each vertical support rod (10-1) is provided with a transmission gear group (11), the auxiliary wheel set (12) is fixedly connected to the vertical supporting rod (10-1).
8. A magnetic field sensing device according to claim 7, wherein: the transmission gear set (11) comprises a support frame (11-1), a gear II (11-2), a gear III (11-3), a bevel gear I (11-4), a traveling wheel (11-5) and a bevel gear II (11-6), the support frame (11-1) is fixedly connected to the vertical support rod (10-1), the gear II (11-2) is rotatably connected to the lower portion of the support frame (11-1), the gear III (11-3) is rotatably connected to the upper portion of the support frame (11-1), the bevel gear I (11-4) is fixedly connected with the gear III (11-3), the traveling wheel (11-5) is rotatably connected to the upper end of the vertical support rod (10-1), and the bevel gear II (11-6) is fixedly connected to the traveling wheel (11-5), the bevel gear I (11-4) is in meshed transmission connection with the bevel gear II (11-6).
9. A magnetic field sensing device according to claim 1, wherein: the auxiliary wheel set (12) comprises right-angle rods (12-1) and auxiliary rollers (12-2), the auxiliary rollers (12-2) are rotatably connected to the right-angle rods (12-1), and the right-angle rods (12-1) are fixedly connected to the supporting frame (11-1).
10. A magnetic field sensing device according to claim 2, wherein: the magnetic field detection structure is composed of a coil unit and a sensor, and the sensor is arranged on the coil unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010825847.9A CN111963822B (en) | 2020-08-17 | 2020-08-17 | Magnetic field detection device |
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| CN202010825847.9A CN111963822B (en) | 2020-08-17 | 2020-08-17 | Magnetic field detection device |
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| CN111963822A true CN111963822A (en) | 2020-11-20 |
| CN111963822B CN111963822B (en) | 2022-01-04 |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| DE10163430A1 (en) * | 2000-12-26 | 2002-10-31 | Ngks Internat Corp | Magnetic defectoscope usable in pipes |
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| CN111963822B (en) | 2022-01-04 |
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Effective date of registration: 20211215 Address after: 214261 No. 256, Chaoyang East Road, Zhoutie Town, Yixing City, Wuxi City, Jiangsu Province Applicant after: Yixing Qihui Magnetic Technology Co.,Ltd. Address before: 266700 Room 403, Qingdao Hainuo environmental incubator, No. 13, Tonghe Shengda Road, Pingdu City, Qingdao City, Shandong Province Applicant before: Lu Zhenping |
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