CN208476854U - A kind of metal magnetic memory submarine pipeline corrosion testing device - Google Patents
A kind of metal magnetic memory submarine pipeline corrosion testing device Download PDFInfo
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- CN208476854U CN208476854U CN201821134345.6U CN201821134345U CN208476854U CN 208476854 U CN208476854 U CN 208476854U CN 201821134345 U CN201821134345 U CN 201821134345U CN 208476854 U CN208476854 U CN 208476854U
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Abstract
The utility model provides a kind of metal magnetic memory submarine pipeline corrosion testing device, belong to Sea Floor Pipeline Surveying Techniques field, including body fuselage, active Strok mechanism, driven Strok mechanism and survey Magnetic Sensor, body fuselage includes fuselage, compressed spring and fixed link, compressed spring is connected between fuselage and fixed link, and main body operating mechanism is equipped in fuselage；The utility model has the advantages that be detected and be positioned on submarine pipeline automatically over long distances.
Description
Technical field:
The utility model belongs to Sea Floor Pipeline Surveying Techniques field, and in particular to a kind of metal magnetic memory submarine pipeline corrosion
Detection device.
Background technique:
The state of submerged pipeline in addition to being influenced by paving mode, can also by wave naughty erosion and wash away, by design it is unreasonable,
The complicated subsea environments such as bed ripples is mobile, mankind's activity and the influence for the factors such as service life is longer so that pipeline occur it is hanging,
Displacement, burn into destroy situations such as leakage and coating damage, anode block failure.Wherein corrosion condition is particularly acute, and is seriously threatened
The operation and safety produced to oil field.To guarantee the safe operation of submerged pipeline and prolonging its service life, to submerged pipeline
Corrosion condition carries out comprehensive, detailed and accurate detection, becomes the urgent need faced.
In the prior art, effective detection method mainly has ultrasound detection, Magnetic Flux Leakage Inspecting and EDDY CURRENT, but they have
Its limitation: (1) it is not easy to check complex-shaped workpiece；(2) leakage field and EDDY CURRENT can only detect workpiece surface and near surface
Defect cannot detect the defect of inside workpiece；(3) there is certain requirement to the material of workpiece or need at workpiece surface
Reason；(4) factors such as the examined Personnel Skill Levels of the accuracy of testing result and external interference influence；(5) it can only find
Existing defect cannot find and predict the position that defect will occur, and can not solve the sudden destruction of equipment.
Metal magnetic memory detection technology is to be answered based on ferromagnetic device or component in the joint effect by load and earth's magnetic field
Stress-strain concentrated area is due to magnetostrictive effect, it may occur that irreversible magnetic domain tissue is reversible and irreversible takes again
To.Compared with traditional lossless detection method, the technology without exclusively carrying out magnetization to ferromagnetic material, can to ferromagnetic material into
The reliable detection of row is detected workpiece surface without being pre-processed, moreover it is possible to effectively detection early stage stress concentration portion position or micro-
Rejected region is seen, ferromagnetic component method of early diagnosis is very effective.
Therefore, how the Corrosion monitoring that metal magnetic memory detection technology is applied to submarine pipeline to be become and is badly in need of solving at present
The problem of.
Utility model content:
The purpose of this utility model is in view of the above problems, to provide a kind of metal magnetic memory submarine pipeline corrosion inspection
Device is surveyed, which has and can be detected on submarine pipeline automatically over long distances
And the advantages of positioning.
Above-mentioned purpose is realized by following technical scheme:
A kind of metal magnetic memory submarine pipeline corrosion testing device, including body fuselage, active Strok mechanism, driven stroke
Mechanism and survey Magnetic Sensor, the body fuselage include fuselage, compressed spring and fixed link, and the compressed spring is connected to described
Between fuselage and the fixed link, main body operating mechanism is equipped in the fuselage；
The main body operating mechanism includes the wireless signal transmitting reception that signal can be mutually transmitted with outside computer system
Module, locating module, photographing module, amplifying circuit, filtering circuit and data acquisition module, the data acquisition module include number
According to capture card, single-chip microcontroller and storage card, the wireless signal transmitting and receiving module, the locating module and the photographing module,
The data collecting card and the storage card are connected with the single-chip microcontroller, and the locating module and the wireless signal emit
Receiving module is connected；
The active Strok mechanism and the driven Strok mechanism include idler wheel mechanism, tensile link mechanism, electricity
Machine, driving gear, driven gear and stroke sensor, the idler wheel mechanism include connecting rod and two idler wheels, two idler wheels
The both ends of the connecting rod are separately mounted to, the link mechanism includes being connected and fixed bar, motion bar and connecting spring, the connection
One end of fixed link is connected with the connecting rod, and the other end for being connected and fixed bar is connected with the fixed link, the company
It connects and is equipped with cavity in fixed link, the connecting spring is arranged in the cavity, and one end of the motion bar is embedded in the cavity
Interior and be connected with the connecting spring, the other end of the motion bar is connected with the connecting rod, and the motor is mounted on institute
State on connecting rod and be mutually electrically connected with the single-chip microcontroller, the driving gear is connected with the output shaft of the motor, it is described from
Moving gear is mounted on the connecting rod and is meshed with the driving gear, and the stroke sensor is mounted on the idler wheel,
The other end of the motion bar in the driven Strok mechanism is equipped with the survey Magnetic Sensor, the stroke sensor and institute
Data collecting card is stated to be connected；
The survey Magnetic Sensor is mutually electrically connected by the amplifying circuit and the filtering circuit with the data collecting card
It connects.
Further, the locating module includes GPS positioning module or BDS locating module.
Further, the other end for being connected and fixed bar is connected in shape of threads and with the fixed link.
Further, one end of the motion bar be equipped in T shape bump and the insertion cavity and with the connection bullet
Spring is connected.
Further, the motor is variable-frequency motor.
Further, the data collecting card is AD data collecting card.
Compared with prior art, the utility model has the beneficial effects that
1. body fuselage described in the utility model includes fuselage, compressed spring and fixed link, the compressed spring connection
Between the fuselage and the fixed link, so that having good telescopicing performance between fuselage and fixed link.
2. single-chip microcontroller receives outside computer system and makes to fill by the operating instruction that wireless signal transmits in the utility model
Normal operation is set, while order data capture card acquires data, and data are stored in storage card；Meanwhile single-chip microcontroller can refer to
It enables the data in storage card emit wireless signal by wireless signal transmitting and receiving module and is transmitted to outside computer system, and by outer
The analysis of boundary's computer system progress data；Wireless signal transmitting and receiving module is by data, positioning, image by being wirelessly transmitted to
Outside computer system；It can receive the fortune for the command remote control device that outside computer system is issued by wireless signal simultaneously
Row.Locating module realizes position Primary Location function of the present apparatus inside submarine pipeline, can be resolved using Britain
(RESOLUTIONS) product of company GPS-41BTM model is realized, but is not limited only to this；Wireless signal transmitting and receiving module
Data transmission and the long-range remote control function for realizing the present apparatus and outside computer system, can use U.S.'s Radio Frequency Monolithic collection
It is realized at the product of circuit (RF MONOLITHICS) company DR3100 model, but is not limited only to this；Photographing module realizes
The present apparatus to the imaging function of ambient enviroment, can using the camera system of hysubl30-4000ROV model underwater robot come
It realizes.
3. active Strok mechanism and the mutual cooperation of driven Strok mechanism can be connected firmly to Submarine Pipeline in the utility model
On road and reach mobile convenient and fast purpose；When idler wheel rolls on submarine pipeline outer wall, stroke sensor will be triggered, and pass through
Data line is transmitted on data collecting card, the mobile distance of recording device；Outside computer system passes through wireless signal to this dress
It sets internal single-chip microcontroller and sends instruction, after single-chip microcontroller receives instruction, just drive the motor operating in active Strok mechanism, drive rolling
Wheel is advanced or is retreated with certain speed；While device is run along submarine pipeline, MCU Instruction data collecting card starts
Magnetic field data and run-length data are acquired, and is stored in storage card, while photographing module being instructed to work, then pass through wireless communication
Data, positioning and image information are transmitted to outside computer system, Zhi Daodan by number transmitting and receiving module transmitting wireless signal
Until piece machine receives instruction out of service.
4. locating module described in the utility model includes GPS positioning module or BDS locating module, according to global location
System (GPS) or BDStar navigation system (BDS) accurate positioning performance, can be with the position of fast-positioning device.
5. it is connected and fixed the other end of bar described in the utility model in shape of threads and is connected with the fixed link, so that
The connection for being connected and fixed bar and fixed link is stronger.
6. one end of motion bar described in the utility model be equipped in T shape bump and the insertion cavity and with the company
It connects spring to be connected, T shape bump can preferably be connected with connecting spring.
7. motor described in the utility model is variable-frequency motor, convenient for adjusting revolving speed.
8. data collecting card described in the utility model is AD data collecting card, AD data collecting card can be neatly realized
The function of data acquisition.
9. the utility model has the advantages that be detected and be positioned on submarine pipeline automatically over long distances
Detailed description of the invention:
Attached drawing is used to provide to further understand the utility model, and constitutes part of specification, practical new with this
The embodiment of type is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the schematic three dimensional views of the utility model；
Fig. 3 is the structural schematic diagram of active Strok mechanism；
Fig. 4 is the top view of the utility model；
Fig. 5 is the structural schematic diagram of link mechanism；
Fig. 6 is stroke sensor, the connection schematic diagram for surveying Magnetic Sensor and main body operating mechanism；
Appended drawing reference: 1, body fuselage；11, fuselage；12, compressed spring；13, fixed link；2, active Strok mechanism；3, from
Dynamic Strok mechanism；4, Magnetic Sensor is surveyed；5, main body operating mechanism；51, wireless signal transmitting and receiving module；52, locating module；
53, photographing module；54, amplifying circuit；55, filtering circuit；561, data collecting card；562, single-chip microcontroller；563, storage card；6, it rolls
Take turns mechanism；61, connecting rod；62, idler wheel；7, link mechanism；71, it is connected and fixed bar；72, motion bar；73, connecting spring；8, motor；
9, driving gear；10, driven gear；14, stroke sensor.
Specific embodiment:
Embodiment 1
As shown in figures 1 to 6, a kind of metal magnetic memory submarine pipeline corrosion testing device, including body fuselage 1, active stroke
Mechanism 2, driven Strok mechanism 3 and survey Magnetic Sensor 4.
Body fuselage 1 includes fuselage 11, compressed spring 12 and fixed link 13, and compressed spring 12 is connected to fuselage 11 and fixes
Between bar 13, so that having good telescopicing performance between fuselage 11 and fixed link 13.
Main body operating mechanism 5 is equipped in fuselage 11；Main body operating mechanism 5 includes that can mutually transmit with outside computer system
The wireless signal transmitting and receiving module 51 of signal, locating module 52, photographing module 53, amplifying circuit 54,55 sum number of filtering circuit
According to acquisition module, data acquisition module includes data collecting card 561, single-chip microcontroller 562 and storage card 563, and wireless signal transmitting connects
Module 51, locating module 52 and photographing module 53, data collecting card 561 and storage card 563 is received to be connected with single-chip microcontroller 562,
Locating module 52 is connected with wireless signal transmitting and receiving module 51.
Single-chip microcontroller 562, which receives outside computer system, operates normally device by the operating instruction that wireless signal transmits,
Order data capture card 561 acquires data simultaneously, and data are stored in storage card 563；Meanwhile single-chip microcontroller 562 can instruct
Data in storage card 563 emit wireless signal by wireless signal transmitting and receiving module 51 and are transmitted to outside computer system, and
The analysis of data is carried out by outside computer system；Wireless signal transmitting and receiving module 51 passes through data, positioning, image wireless
It is transmitted to outside computer system；It can receive the command remote control device that outside computer system is issued by wireless signal simultaneously
Operation.Locating module 52 realizes position Primary Location function of the present apparatus inside submarine pipeline, can be determined using Britain
The product of (RESOLUTIONS) company GPS-41BTM model is discussed to realize, but is not limited only to this；Wireless signal transmitting receives mould
Block 51 realizes data transmission and the long-range remote control function of the present apparatus and outside computer system, can use U.S.'s radio frequency list
The product of piece integrated circuit (RF MONOLITHICS) company DR3100 model is realized, but is not limited only to this；Photographing module 53
The present apparatus is realized to the imaging function of ambient enviroment, the camera shooting of hysub130-4000ROV model underwater robot can be used
System is realized.
Active Strok mechanism 2 and driven Strok mechanism 3 include idler wheel mechanism 6, tensile link mechanism 7, motor 8,
Driving gear 9, driven gear 10 and stroke sensor 14, idler wheel mechanism 6 include connecting rod 61 and two idler wheels 62, two idler wheels 62
The both ends of connecting rod 61 are separately mounted to, link mechanism 7 includes being connected and fixed bar 71, motion bar 72 and connecting spring 73, and connection is solid
One end of fixed pole 71 is connected with connecting rod 61, and the other end for being connected and fixed bar 71 is connected with fixed link 13, is connected and fixed bar 71
Interior to be equipped with cavity, connecting spring 73 is arranged in cavity, is connected in one end insertion cavity of motion bar 72 and with connecting spring 73
It connecing, the other end of motion bar 72 is connected with connecting rod 61, and motor 8 is mounted on connecting rod 61 and is electrically connected with 562 phase of single-chip microcontroller,
Driving gear 9 is connected with the output shaft of motor 8, and driven gear 10 is mounted on connecting rod 61 and is meshed with driving gear 9, row
Journey sensor 14 is mounted on idler wheel 62, and the other end of the motion bar 72 in driven Strok mechanism 3, which is equipped with, surveys Magnetic Sensor 4,
Stroke sensor 14 is connected with data collecting card 561.
It surveys Magnetic Sensor 4 and is electrically connected by amplifying circuit 54 and filtering circuit 55 with 561 phase of data collecting card.
Active Strok mechanism 2 and the mutual cooperation of driven Strok mechanism 3 can be connected firmly on submarine pipeline and reach shifting
Move convenient and fast purpose；When idler wheel 62 rolls on submarine pipeline outer wall, stroke sensor 14 will be triggered, and be passed by data line
It transports on data collecting card 561, the mobile distance of recording device；Outside computer system is by wireless signal to inside the present apparatus
Single-chip microcontroller 562 send instruction, after single-chip microcontroller 562 receives instruction, just drive active Strok mechanism 2 in motor 8 operate, drive
Idler wheel 62 is advanced or is retreated with certain speed；While device is run along submarine pipeline, the acquisition of 562 director data of single-chip microcontroller
Card 561 starts to acquire magnetic field data and run-length data, and is stored in storage card 563, while photographing module 53 being instructed to carry out work
Make, then wireless signal is emitted by wireless signal transmitting and receiving module 51, data, positioning and image information are transmitted to the external world
Computer system, until single-chip microcontroller 562 receives instruction out of service.
Locating module 52 includes GPS positioning module or BDS locating module, according to global positioning system (GPS) or Beidou
Navigation positioning system (BDS) accurate positioning performance, can be with the position of fast-positioning device.
The other end of bar 71 is connected and fixed in shape of threads and is connected with fixed link 13, so that being connected and fixed bar 71 and fixing
The connection of bar 13 is stronger.
One end of motion bar 72 is equipped in T shape bump and insertion cavity and is connected with connecting spring 73, T shape bump
Can preferably it be connected with connecting spring 73.
Motor 8 is variable-frequency motor, convenient for adjusting revolving speed.
Data collecting card 561 is AD data collecting card, and the function of data acquisition can be neatly realized in AD data collecting card.
The present apparatus and outside computer system transmit data by wireless signal, in the outside computer system and device
Locating module 52 cooperate, the location of device can be obtained at any time；The outside computer system can also acquire device
Obtained data are analyzed, and make alarm and label.It can sense that is produced from ferromagnetic metal surface due to surveying Magnetic Sensor 4
Raw magnetic field, in order to avoid influencing collected magnetic field data, all cannings of the present apparatus are non-ferromagnetic metal, device
Middle motor 8 wraps up shielding internal magnetic field by special Molybdenum metal materials industry.Hold in addition, the present apparatus increases pressure compensation measure protection element
Device is not crushed by the water pressure of outside, and reduces the risk that seawater leakage occurs in oil-filled component container.
This metal magnetic memory submarine pipeline corrosion testing device has the advantage that
(1) a kind of new detection mode-Magnetic Memory is used；
(2) present apparatus has certain retractility, is adapted to the submarine pipeline of different-diameter；
(3) wireless signal is sent by outside computer system, realizes remote auto control；
(4) advanced positioning system can monitor specific location locating for device at any time, by positioning and analysis one
Change；
(5) powerful camera system, can environmental aspect around real-time monitoring device, it is changeable in sea bottom complex to meet device
In the environment of work.
Technological means disclosed in the utility model is not limited to the technical means disclosed in the above technical means, also
Including the technical solution as composed by the above technical characteristic equivalent replacement.The unaccomplished matter of the utility model belongs to this field skill
The common knowledge of art personnel.
Claims (6)
1. a kind of metal magnetic memory submarine pipeline corrosion testing device, including body fuselage, active Strok mechanism, driven stroke machine
Structure and survey Magnetic Sensor, it is characterised in that: the body fuselage includes fuselage, compressed spring and fixed link, the compressed spring
It is connected between the fuselage and the fixed link, main body operating mechanism is equipped in the fuselage；
The main body operating mechanism include the wireless signal transmitting and receiving module that signal can be mutually transmitted with outside computer system,
Locating module, photographing module, amplifying circuit, filtering circuit and data acquisition module, the data acquisition module include that data are adopted
Truck, single-chip microcontroller and storage card, it is the wireless signal transmitting and receiving module, the locating module and the photographing module, described
Data collecting card and the storage card are connected with the single-chip microcontroller, and the locating module and wireless signal transmitting receive
Module is connected；
The active Strok mechanism and the driven Strok mechanism include idler wheel mechanism, tensile link mechanism, motor, master
Moving gear, driven gear and stroke sensor, the idler wheel mechanism include connecting rod and two idler wheels, and two idler wheels are pacified respectively
Mounted in the both ends of the connecting rod, the link mechanism includes being connected and fixed bar, motion bar and connecting spring, described to be connected and fixed bar
One end be connected with the connecting rod, the other end for being connected and fixed bar is connected with the fixed link, described to be connected and fixed
Cavity is equipped in bar, the connecting spring is arranged in the cavity, one end of the motion bar be embedded in the cavity and with
The connecting spring is connected, and the other end of the motion bar is connected with the connecting rod, and the motor is mounted on the connecting rod
It above and with the single-chip microcontroller is mutually electrically connected, the driving gear is connected with the output shaft of the motor, the driven gear
Be mounted on the connecting rod and be meshed with the driving gear, the stroke sensor is mounted on the idler wheel, it is described from
The other end of the motion bar in dynamic Strok mechanism is equipped with the survey Magnetic Sensor, the stroke sensor and the data
Capture card is connected；
The survey Magnetic Sensor is mutually electrically connected by the amplifying circuit and the filtering circuit with the data collecting card.
2. metal magnetic memory submarine pipeline corrosion testing device according to claim 1, it is characterised in that: the positioning mould
Block includes GPS positioning module or BDS locating module.
3. metal magnetic memory submarine pipeline corrosion testing device according to claim 1, it is characterised in that: the connection is solid
The other end of fixed pole is connected in shape of threads and with the fixed link.
4. metal magnetic memory submarine pipeline corrosion testing device according to claim 1, it is characterised in that: the motion bar
One end be equipped in T shape bump and the insertion cavity and be connected with the connecting spring.
5. metal magnetic memory submarine pipeline corrosion testing device according to claim 1, it is characterised in that: the motor is
Variable-frequency motor.
6. metal magnetic memory submarine pipeline corrosion testing device according to claim 1, it is characterised in that: the data are adopted
Truck is AD data collecting card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821134345.6U CN208476854U (en) | 2018-07-17 | 2018-07-17 | A kind of metal magnetic memory submarine pipeline corrosion testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821134345.6U CN208476854U (en) | 2018-07-17 | 2018-07-17 | A kind of metal magnetic memory submarine pipeline corrosion testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208476854U true CN208476854U (en) | 2019-02-05 |
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ID=65211278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821134345.6U Active CN208476854U (en) | 2018-07-17 | 2018-07-17 | A kind of metal magnetic memory submarine pipeline corrosion testing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111157613A (en) * | 2019-12-31 | 2020-05-15 | 浙江大学 | Underwater nondestructive testing device based on metal magnetic memory technology |
-
2018
- 2018-07-17 CN CN201821134345.6U patent/CN208476854U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111157613A (en) * | 2019-12-31 | 2020-05-15 | 浙江大学 | Underwater nondestructive testing device based on metal magnetic memory technology |
| CN111157613B (en) * | 2019-12-31 | 2022-02-11 | 浙江大学 | Underwater nondestructive testing device based on metal magnetic memory technology |
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