CN220872408U - Floating type magnetic flux leakage detector - Google Patents
Floating type magnetic flux leakage detector Download PDFInfo
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- CN220872408U CN220872408U CN202322749622.1U CN202322749622U CN220872408U CN 220872408 U CN220872408 U CN 220872408U CN 202322749622 U CN202322749622 U CN 202322749622U CN 220872408 U CN220872408 U CN 220872408U
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- steel
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- 230000004907 flux Effects 0.000 title claims description 21
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 55
- 239000010959 steel Substances 0.000 claims abstract description 55
- 239000000523 sample Substances 0.000 claims abstract description 39
- 238000001514 detection method Methods 0.000 claims abstract description 19
- 238000013500 data storage Methods 0.000 claims abstract description 18
- 210000000078 claw Anatomy 0.000 claims description 21
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 15
- 230000000712 assembly Effects 0.000 claims description 7
- 238000000429 assembly Methods 0.000 claims description 7
- 229910052742 iron Inorganic materials 0.000 claims description 7
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 6
- 239000003208 petroleum Substances 0.000 claims description 4
- 239000010985 leather Substances 0.000 claims description 3
- 239000003345 natural gas Substances 0.000 claims description 3
- 230000007547 defect Effects 0.000 abstract description 8
- 230000002950 deficient Effects 0.000 abstract description 3
- 238000007689 inspection Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Abstract
The utility model relates to the technical field of pipeline inspection, in particular to a floating magnetic leakage detector, which consists of a driving transmitter component, a universal joint component, a power supply joint component, a floating magnetic leakage detection component, a data storage component and a mileage wheel component, wherein when the floating magnetic leakage detector is designed to detect in a steel pipeline, an axial magnetic leakage probe component is pressed by springs at two sides and attractive force of magnetic steel on the steel pipeline, the axial magnetic leakage probe component clings to the inner wall of the pipeline, the magnetic steel at the front end and the rear end of the magnetic leakage probe sensor magnetizes the steel pipeline, and a complete magnetic loop is formed among the front magnetic steel, the rear magnetic steel, the axial magnetic leakage yoke and the steel pipeline to be detected; at this time, if the section of the steel pipeline to be detected in the magnetic loop is defective, the generated changing magnetic field can be detected by the magnetic leakage probe sensor, and the mileage wheel assembly is internally provided with two mileage wheels which are closely attached to the inner wall of the steel pipeline to be detected for rotation counting, so that the detected defect position is accurately positioned.
Description
Technical Field
The utility model relates to the technical field of pipeline detection, in particular to a floating magnetic flux leakage detector.
Background
The pipeline is widely applied to equipment taking petroleum and chemical industries as storage media, but in practical application, a floating magnetic flux leakage detector is generally adopted to detect the defect positioning of the pipeline at present, and the conventional movable magnetic flux leakage detector has the defects that a complete magnetic loop cannot be effectively formed between steel pipelines at the same time of writing the pipeline, so that the steel pipelines which cannot be accurately detected have defects and the detected defect positions cannot be accurately positioned.
Disclosure of utility model
The present utility model is directed to a floating magnetic flux leakage detector, which solves the above-mentioned problems.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The utility model provides a floating magnetic leakage detector comprises drive transmitter subassembly, universal joint subassembly, power supply festival subassembly, floating magnetic leakage detection subassembly, data storage subassembly and mileage wheel subassembly, the universal joint subassembly sets up three groups, be connected through a set of universal joint subassembly between drive transmitter subassembly and the power supply festival subassembly, be connected through a set of universal joint subassembly between power supply festival subassembly and the floating magnetic leakage detection subassembly, be connected through a set of universal joint subassembly between floating magnetic leakage detection subassembly and the data storage subassembly, wherein mileage wheel subassembly is installed to the other end of data storage subassembly.
As a preferable scheme of the utility model, 3 driving disc leather cups are arranged outside the driving transmitter assembly, a plug is formed in the pipeline, the driving transmitter assembly is pushed to move forward by using medium pressure in the pipeline, a low-frequency transmitter is arranged in the driving transmitter assembly, a low-frequency signal of the low-frequency transmitter can pass through a steel pipeline to position equipment, and the medium is petroleum, natural gas or high-pressure air.
As a preferable scheme of the utility model, the universal joint component is a universal connection bearing which is used for connecting the components of the equipment, so that the equipment can conveniently pass through the elbows at all angles, and the power supply node component is internally provided with an equipment power supply for supplying power to the equipment.
As a preferable scheme of the utility model, the floating magnetic flux leakage detection assembly comprises an axial magnetic flux leakage probe assembly, a positioning shaft, a front flange and a rear flange, wherein the front flange and the rear flange are fixedly arranged at two ends of the positioning shaft, and the front end and the rear end of the axial magnetic flux leakage probe assembly are connected with a front support arm and a rear support arm which are fixed through bolts and can rotate; the front end of the front support arm is connected with a left connecting claw, and is fixed and rotatable through a bolt; the left connecting claw is fixed on the front flange through a screw; the rear end of the rear support arm is connected with a middle connecting claw, the rear end of the middle connecting claw is connected with a right connecting claw, and the rear end of the rear support arm is fixed through a bolt and can rotate; the right connecting claw is fixed on the rear flange through screws, and springs are fixed on two sides of the axial magnetic leakage probe assembly.
As a preferable scheme of the utility model, the axial magnetic leakage probe assembly comprises a magnetic steel cover plate, a magnetic leakage probe sensor and axial magnetic leakage yokes, wherein the magnetic steel is arranged at the front end and the rear end of the magnetic leakage probe sensor, the axial magnetic leakage yokes are used for fixing the magnetic leakage probe sensor and the magnetic steel, and the magnetic steel cover plate is used for fixing and protecting the magnetic leakage probe sensor and the magnetic steel.
As a preferable scheme of the utility model, the axial magnetic leakage yoke iron is arranged on the spring, wherein the side wall parts of the front flange and the rear flange, which are away from each other, are connected with a universal joint assembly, and the front support arm and the rear support arm are respectively and rotatably connected with the magnetic steel cover plate.
As a preferable scheme of the utility model, a data storage unit for storing detection data is arranged in the data storage component, and two mileage wheels which are closely attached to the inner wall of a steel pipeline to be detected and rotate and count are arranged in the mileage wheel component, so that the detected defect position is accurately positioned.
Compared with the prior art, the utility model has the beneficial effects that:
1. According to the utility model, when the floating type magnetic leakage detector is designed to detect in the steel pipeline, the axial magnetic leakage probe assembly is pressed by springs at two sides and attractive force of the magnetic steel on the steel pipeline, the axial magnetic leakage probe assembly is clung to the inner wall of the pipeline, the magnetic steel at the front end and the rear end of the magnetic leakage probe sensor magnetizes the steel pipeline, and a complete magnetic loop is formed among the front magnetic steel, the rear magnetic steel, the axial magnetic leakage yoke iron and the steel pipeline to be detected; at this time, if the section of the steel pipeline to be detected in the magnetic loop is defective, the generated changing magnetic field can be detected by the magnetic leakage probe sensor and transmitted to the data storage unit for internal storage, and the mileage wheel assembly is internally provided with two mileage wheels which are closely attached to the inner wall of the steel pipeline to be detected for rotation counting, so that the detected defect position is accurately positioned.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of a floating magnetic flux leakage detection assembly according to the present utility model;
FIG. 3 is a schematic view of an axial leakage probe assembly according to the present utility model.
In the figure: 1. driving a transmitter assembly; 2. a gimbal assembly; 3. a power supply section assembly; 4. a floating magnetic flux leakage detection assembly; 5. a data storage component; 6. a mileage wheel assembly; 201. a left connecting claw; 202. a front support arm; 203. an axial magnetic flux leakage probe assembly; 204. a spring; 205. a rear support arm; 206. an intermediate connecting claw; 207. a right connecting claw; 301. a magnetic steel cover plate; 302. magnetic steel; 303. a magnetic flux leakage probe sensor; 304. axial leakage yoke.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.
In order that the utility model may be readily understood, several embodiments of the utility model will be described more fully hereinafter with reference to the accompanying drawings, in which embodiments of the utility model are shown, but in which the utility model may be embodied in many different forms and is not limited to the embodiments described herein, but instead is provided to provide a more thorough and complete disclosure of the utility model.
It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present, and when an element is referred to as being "connected" to the other element, it may be directly connected to the other element or intervening elements may also be present, the terms "vertical", "horizontal", "left", "right" and the like are used herein for the purpose of illustration only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs, and the terms used herein in this description of the utility model are for the purpose of describing particular embodiments only and are not intended to be limiting of the utility model, with the term "and/or" as used herein including any and all combinations of one or more of the associated listed items.
Referring to fig. 1-3, the present utility model provides a technical solution:
A floating magnetic leakage detector is composed of a driving transmitter assembly 1, a universal joint assembly 2, a power supply joint assembly 3, a floating magnetic leakage detection assembly 4, a data storage assembly 5 and a mileage wheel assembly 6, wherein the universal joint assembly 2 is provided with three groups, the driving transmitter assembly 1 is connected with the power supply joint assembly 3 through a group of universal joint assemblies 2, the power supply joint assembly 3 is connected with the floating magnetic leakage detection assembly 4 through a group of universal joint assemblies 2, the floating magnetic leakage detection assembly 4 is connected with the data storage assembly 5 through a group of universal joint assemblies 2, and the mileage wheel assembly 6 is installed at the other end of the data storage assembly 5.
As a further preferable scheme of the utility model, 3 driving disc leather cups are arranged outside the driving transmitter assembly 1, a plug is formed in a pipeline, the driving transmitter assembly 1 is pushed to move forward by using medium pressure in the pipeline, a low-frequency transmitter is arranged in the driving transmitter assembly 1, a low-frequency signal can pass through a steel pipeline to position equipment, and the medium is petroleum, natural gas or high-pressure air.
As a further preferred embodiment of the utility model, the universal joint assembly 2 is a universal connection bearing, which is used for connecting all the components of the equipment, so that the equipment can conveniently pass through all the angle bends, and the power supply of the equipment is built in the power supply joint assembly 3, so that power supply is provided for the equipment.
As a further preferable scheme of the utility model, the floating magnetic flux leakage detection assembly 4 comprises an axial magnetic flux leakage probe assembly 203, a positioning shaft, a front flange and a rear flange, wherein the front flange and the rear flange are fixedly arranged at two ends of the positioning shaft, and the front and rear ends of the axial magnetic flux leakage probe assembly 203 are connected with a front support arm 202 and a rear support arm 205 which are fixed by bolts and can rotate; the front end of the front support arm 202 is connected with a left connecting claw 201, and is fixed and rotatable through a bolt; the left connecting claw 201 is fixed on the front flange through screws; the rear end of the rear support arm 205 is connected with a middle connecting claw 206, wherein the rear end of the middle connecting claw 206 is connected with a right connecting claw 207, and the rear support arm is fixed and rotatable through a bolt; the right connecting claw 207 is fixed on the rear flange through screws, and springs 204 are fixed on two sides of the axial magnetic leakage probe assembly 203.
As a further preferable scheme of the utility model, the axial magnetic leakage probe assembly 203 comprises a magnetic steel cover plate 301, a magnetic leakage probe sensor 303 and an axial magnetic leakage yoke iron 304, wherein the magnetic steel 302 is arranged at the front end and the rear end of the magnetic leakage probe sensor 303, the axial magnetic leakage yoke iron 304 is used for fixing the magnetic leakage probe sensor 303 and the magnetic steel 302, the magnetic steel cover plate 301 is used for fixing and protecting the magnetic leakage probe sensor 303 and the magnetic steel 302, when the floating magnetic leakage detector detects in a steel pipeline, the axial magnetic leakage probe assembly 203 is subjected to the pressure of springs at two sides and the attraction force of the magnetic steel to the steel pipeline, the axial magnetic leakage probe assembly 203 is clung to the inner wall of the pipeline, and the magnetic steel 302 at the front end and the rear end of the magnetic leakage probe sensor 303 magnetizes the steel pipeline, and a complete magnetic circuit is formed among the front magnetic steel 302, the axial magnetic leakage yoke iron 304 and the steel pipeline to be detected; at this time, the steel pipe to be detected in the section of the magnetic circuit is defective, and the generated changing magnetic field is detected by the magnetic leakage probe sensor 303;
As a further preferred embodiment of the present utility model, the axial leakage yoke iron 304 is mounted on the spring 204, wherein the side wall portions of the front flange and the rear flange facing away from each other are connected with the universal joint assembly 2, and the front arm 202 and the rear arm 205 are respectively rotatably connected to the magnetic steel cover plate 301.
As a further preferable scheme of the utility model, a data storage unit for storing detection data is arranged in the data storage assembly 5, and two mileage wheels which are closely attached to the inner wall of the steel pipeline to be detected and rotate and count are arranged in the mileage wheel assembly 6, so that the detected defect position is accurately positioned.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a floating magnetic leakage detector comprises drive transmitter subassembly (1), universal joint subassembly (2), power supply section subassembly (3), floating magnetic leakage detection subassembly (4), data storage subassembly (5) and mileage wheel subassembly (6), its characterized in that: the device is characterized in that three groups of universal joint assemblies (2) are arranged, the driving transmitter assembly (1) is connected with the power supply joint assembly (3) through a group of universal joint assemblies (2), the power supply joint assembly (3) is connected with the floating magnetic flux leakage detection assembly (4) through a group of universal joint assemblies (2), the floating magnetic flux leakage detection assembly (4) is connected with the data storage assembly (5) through a group of universal joint assemblies (2), and the mileage wheel assembly (6) is installed at the other end of the data storage assembly (5).
2. A floating leakage detector according to claim 1, wherein: 3 driving dish leather cups are arranged outside the driving transmitter assembly (1), a plug is formed in a pipeline, the driving transmitter assembly (1) is pushed to move forwards by utilizing medium pressure in the pipeline, and a low-frequency transmitter is arranged in the driving transmitter assembly (1), wherein the medium is petroleum, natural gas or high-pressure air.
3. A floating leakage detector according to claim 1, wherein: the universal joint assembly (2) is a universal connection bearing, and the power supply assembly (3) is internally provided with a device power supply.
4. A floating leakage detector according to claim 1, wherein: the floating magnetic flux leakage detection assembly (4) comprises an axial magnetic flux leakage probe assembly (203), a positioning shaft, a front flange and a rear flange, wherein the front flange and the rear flange are fixedly arranged at two ends of the positioning shaft, a front support arm (202) and a rear support arm (205) are connected at the front end and the rear end of the axial magnetic flux leakage probe assembly (203), and are fixed through bolts and rotatable; the front end of the front support arm (202) is connected with a left connecting claw (201) which is fixed and rotatable through a bolt; the left connecting claw (201) is fixed on the front flange through screws; the rear end of the rear support arm (205) is connected with a middle connecting claw (206), wherein the rear end of the middle connecting claw (206) is connected with a right connecting claw (207) which is fixed by a bolt and can rotate; the right connecting claw (207) is fixed on the rear flange through screws, and springs (204) are fixed on two sides of the axial magnetic leakage probe assembly (203).
5. A floating leakage detector according to claim 4 wherein: the axial magnetic leakage probe assembly (203) comprises a magnetic steel cover plate (301), a magnetic leakage probe sensor (303) and an axial magnetic leakage yoke (304), wherein magnetic steels (302) are arranged at the front end and the rear end of the magnetic leakage probe sensor (303), the axial magnetic leakage yoke (304) is used for fixing the magnetic leakage probe sensor (303) and the magnetic steels (302), and the magnetic steel cover plate (301) is used for fixing and protecting the magnetic leakage probe sensor (303) and the magnetic steels (302).
6. A floating leakage detector according to claim 5 wherein: the axial magnetic leakage yoke iron (304) is arranged on the spring (204), wherein the side wall parts of the front flange and the rear flange, which are away from each other, are connected with the universal joint assembly (2), and the front support arm (202) and the rear support arm (205) are respectively and rotatably connected with the magnetic steel cover plate (301).
7. A floating leakage detector according to claim 1, wherein: the data storage unit used for storing detection data is arranged in the data storage assembly (5), and two mileage wheels which are closely attached to the inner wall of the steel pipeline to be detected and rotate and count are arranged in the mileage wheel assembly (6).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202322749622.1U CN220872408U (en) | 2023-10-13 | 2023-10-13 | Floating type magnetic flux leakage detector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202322749622.1U CN220872408U (en) | 2023-10-13 | 2023-10-13 | Floating type magnetic flux leakage detector |
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CN220872408U true CN220872408U (en) | 2024-04-30 |
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CN202322749622.1U Active CN220872408U (en) | 2023-10-13 | 2023-10-13 | Floating type magnetic flux leakage detector |
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CN (1) | CN220872408U (en) |
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2023
- 2023-10-13 CN CN202322749622.1U patent/CN220872408U/en active Active
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