CN209356451U - A kind of portable unit acquiring Corrosion Reinforcement electromagnetic sensor signal - Google Patents
A kind of portable unit acquiring Corrosion Reinforcement electromagnetic sensor signal Download PDFInfo
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- CN209356451U CN209356451U CN201920073751.4U CN201920073751U CN209356451U CN 209356451 U CN209356451 U CN 209356451U CN 201920073751 U CN201920073751 U CN 201920073751U CN 209356451 U CN209356451 U CN 209356451U
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Abstract
The utility model provides a kind of portable unit for acquiring Corrosion Reinforcement electromagnetic sensor signal, it include: data collection system, the data collection system includes circuit board, and the circuit board electrical connection single-chip microcontroller, the single-chip microcontroller converts collected electromagnetic sensor signal；The data collection system passes through the external electromagnetic sensor of data-interface；Capacitive screens, the capacitive screens and the monolithic mechatronics, and digital signal is shown to capacitive screens；Shell, the shell is for protecting the data collection system and the capacitive screens.The application method of the utility model portable unit includes two big steps: 1, the arrangement 2 of electromagnetic sensor, and the acquisition of Corrosion Reinforcement data and monitoring, as building service life extends, timing acquiring electromagnetic sensor signal, the corrosion degree of reinforcing bar in monitored concrete；The portable unit of the utility model is suitable for engineering site use, easy to operate, easy to carry, uses convenient for industrialization promotion.
Description
Technical field
The utility model belongs to concrete durability monitoring technical field, and in particular to a kind of acquisition Corrosion Reinforcement electromagnetism biography
The portable unit of sensor signal.
Background technique
Marine economy has obtained development at full speed, this rapid development as the strategic plan that state key develops in recent years
The infrastructures such as sea port dock, ocean platform, Sea-Crossing Passage are all based on greatly, these large ocean infrastructure are mostly steel
Tendon concrete structure, service life are required mostly at 100 years or more.
Marine environment is extremely harsh Service Environment for building, the reason is that corrosive ions under marine environment
Infiltration migration causes steel bar corrosion and exits military service in advance so as to cause building.The erosion of chloride ion is the head for causing reinforcement corrosion
Factor is wanted, chloride ion enters in concrete and reaching rebar surface can be such that the pH value at this reduces rapidly, and it is blunt to destroy rebar surface
Change film.These positions expose iron matrix, with the still intact interregional composition potential difference of passivating film.Iron matrix as anode and by
Corrosion, the passivating film area of large area cause rebar surface to generate spot corrosion as cathode.Chloride ion not only facilitates rebar surface corruption
The generation of erosion battery further speeds up the process of galvanic action due to its extremely strong polarization, and chlorine in this process
Ion is not " consumed ".That is, all chloride ions into concrete, can play destruction again and again.Base
In above-mentioned reason, steel bar corrosion situation inside real-time monitoring and assessment mass concrete becomes concrete in marine environment military service
The committed step of life prediction.
In recent years, the reinforced steel bar erosion monitoring device based on various means emerges one after another, wherein the reinforcing bar based on electromagnetic induction
It is with the fastest developing speed to corrode device.However, the research and development of data acquisition equipment will be lagged far behind with the research and development of sensor, this is just
The huge obstacle to practical engineering application is caused, the laboratory experiment stage is only resided within.
In order to monitor inside concrete steel bar corrosion situation, have relevant device, but current monitoring in the prior art
Equipment is all based on USB2.0 or aviation plug acquisition, this just needs to acquire carrying notebook computer sheet or tablet computer every time
Acquisition, this brings very big inconvenience for monitoring, and furthermore construction site environment is complicated, and computer screen is easy to be damaged, and is
Data acquisition brings inconvenience, is not suitable for large-scale promotion use.
Accordingly, it is desirable to provide a kind of be directed to the insufficient improved technology scheme of the above-mentioned prior art.
Utility model content
The purpose of this utility model is to provide a kind of portable units for acquiring Corrosion Reinforcement electromagnetic sensor signal, with solution
Device is inconvenient to carry during certainly existing sensor data acquisition, is easily damaged, and is not suitable for large-scale industrialization promotion use, no
The problem of being able to satisfy Practical Project detection requirement.
To achieve the goals above, the utility model provides the following technical solutions:
A kind of portable unit acquiring Corrosion Reinforcement electromagnetic sensor signal, the portable unit include:
Data collection system, the data collection system is for acquiring Corrosion Reinforcement electromagnetic sensor signal, the data
Acquisition system includes circuit board, the circuit board electrical connection single-chip microcontroller, and the single-chip microcontroller is by collected electromagnetic sensor signal
It is converted, completes conversion of the voltage signal from analog signal to digital signal；The data collection system passes through data-interface
External electromagnetic sensor completes the acquisition of electromagnetic sensor signal；
Capacitive screens, the capacitive screens are operated for finishing man-machine interaction, and the capacitive screens and the monolithic are electromechanical
Connection, and digital signal is shown to capacitive screens；
Shell, the shell be can cover-type cabinet, the data collection system is built in cabinet, the capacitive screens
It is covered in above the data collection system, the shell is for protecting the data collection system and the capacitive screens
Shield；
Battery, the battery are set in the cabinet of the shell, and the battery is used to provide electric energy for the portable unit.
In the portable unit of acquisition Corrosion Reinforcement electromagnetic sensor signal as described above, it is preferable that data acquisition system
System further includes GPS module, and the GPS module is set on the circuit board, real for judging the specific location of electromagnetic sensor
Existing precise positioning.
In the portable unit of acquisition Corrosion Reinforcement electromagnetic sensor signal as described above, it is preferable that in the portable unit
Further include 4G data uploading module, the 4G data uploading module and the monolithic mechatronics, is uploaded by the 4G data
Collected signal is uploaded to network cloud disk by module, so as to enquiry of historical data, provides authentic data source.
In the portable unit of acquisition Corrosion Reinforcement electromagnetic sensor signal as described above, it is preferable that the data-interface is
Four hole aviation plug interfaces.
In the portable unit of acquisition Corrosion Reinforcement electromagnetic sensor signal as described above, it is preferable that the battery is
10000mAh large-capacity and high-performance lithium battery.
In the portable unit of acquisition Corrosion Reinforcement electromagnetic sensor signal as described above, it is preferable that the portable unit is set
It is equipped with needle-like charging interface, can be the quickly charging battery.
In the portable unit of acquisition Corrosion Reinforcement electromagnetic sensor signal as described above, it is preferable that the portable unit is set
It is equipped with indicator light, for intuitively showing the working condition of the battery.
In the portable unit of acquisition Corrosion Reinforcement electromagnetic sensor signal as described above, it is preferable that the shell is PVC material
Matter high-strength explosion-proof shell, for being protected to internal precision circuit and capacitive screens.
In the portable unit of acquisition Corrosion Reinforcement electromagnetic sensor signal as described above, it is preferable that the shell of the shell
Surface is provided with identifiable marker, convenient for identifying to described device.
Compared with the immediate prior art, technical solution provided by the utility model has following excellent effect:
A kind of portable unit acquiring Corrosion Reinforcement electromagnetic sensor signal provided by the utility model, by electromagnetic sensor
Signal data acquisition system is built in an antiknock antidetonation shell, is convenient for carrying, impact resistance, long service life；Data acquisition
System includes GPS positioning module, can quickly judge the specific location of pre-buried sensor in concrete, realizes precise positioning；
Using highly sensitive capacitive screens, facilitate manual hand manipulation；Large capacity height continuation of the journey battery is configured, is mentioned for live continuous acquisition
For ensureing；Configured with massive store space, authentic data source can be provided in server enquiry of historical data；This portable dress
It sets and is suitable for engineering site use, it is easy to operate, it is easy to carry, it is used convenient for industrialization promotion.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical
Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.
Wherein:
Fig. 1 is the structural schematic diagram of the portable unit of the utility model embodiment；
Fig. 2 is that the portable unit signal acquisition process of the utility model embodiment communicates topological diagram；
Fig. 3 is the structural schematic diagram of the electromagnetic sensor of the utility model embodiment；
Fig. 4 is the concrete reinforcement tarnishing processes state using the portable unit acquisition monitoring of the utility model embodiment
Figure.
In figure: 1, capacitive screens；2, shell；3, metal decking；4, aviation plug interface；5, switch button；6, needle-like is filled
Electrical interface；7, power supply indicator；8, charging indicator light；9, handle；10, electromagnetic sensor；101, silicon steel sheet skeleton；102, magnetic
Body；103, the first Hall element；104, through-hole；105, the second Hall element；11, reinforcing bar.
Specific embodiment
The utility model will be described in detail below with reference to the accompanying drawings and embodiments.It should be noted that not conflicting
In the case where, the feature in the embodiments of the present invention and embodiment can be combined with each other.
In the description of the present invention, term " longitudinal direction ", " transverse direction ", "upper", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "vertical", "horizontal", "top", "bottom" is to be based on the orientation or positional relationship shown in the drawings,
It is merely for convenience of description the utility model rather than requires the utility model that must be constructed and operated in a specific orientation, therefore
It should not be understood as limiting the present invention.Term used in the utility model " connected ", " connection " shall be understood in a broad sense,
For example, it may be being fixedly connected, may be a detachable connection；It can be directly connected, it can also be indirect by intermediate member
It is connected, for the ordinary skill in the art, can understands the concrete meaning of above-mentioned term as the case may be.
Embodiment according to the present utility model provides a kind of portable dress for acquiring Corrosion Reinforcement electromagnetic sensor signal
It sets, carries out durability evaluating, this reality primarily directed to the mass concrete (pier shaft, box beam etc.) being on active service in practical marine environment
Be used cooperatively with the electromagnetic sensor in the mancarried device and concrete in novel, electromagnetic sensor for monitor in ocean by
To the concrete of corrosion, different electromagnetic signals, acquisition device and electromagnetic sensing in the utility model are generated according to corrosion condition
Device connection, acquires the electromagnetical analogies signal that simultaneously conversion of electromagnetic sensor issues, is converted into the digital signal that can be identified, and carry out
Storage and display；The data for acquiring and being transformed into are made into line chart or histogram using mapping software, pass through signal tendency
It may determine that the corrosion degree at monitoring.
Different with iron rust ingredient according to the steel in concrete in Corrosion Reinforcement, monitoring steel bar corrosion Method And Principle is based on
Chemistry, there are also the acousto-optic electromagnetism based on physics, the acquisition device in the utility model is the electromagnetic principle based on physics, is utilized
Steel and iron rust generate electromagnetic field difference, export unlike signal, and then obtain extent of steel corrosion；Operating method is in reinforcing bar
Pre-buried electromagnetic sensor in concrete takes out the collection head of electromagnetic sensor after specific time, and the acquisition with the present apparatus fills
Connection-peg connection is set, the electromagnetic signal in Corrosion Reinforcement is obtained.
The portable unit of the acquisition Corrosion Reinforcement electromagnetic sensor signal of the utility model, it is easy to carry to construction site,
Data-interface connection, directly uses, easy to operate, is suitable for large-scale promotion and uses.
As illustrated in fig. 1 and 2, the portable unit of the utility model includes:
Data collection system, for data collection system for acquiring Corrosion Reinforcement electromagnetic sensor signal, electromagnetic sensor is pre-
Bury it is multiple in steel reinforcement cage, then steel reinforcement cage casting concrete, is placed in seawater, need to monitor inside concrete steel bar corrosion
When situation, by concrete demoulding and electromagnetic sensor signal acquisition is carried out；Data collection system includes circuit board, and circuit board is electrically connected
Single-chip microcontroller is connect, single-chip microcontroller converts collected sensor signal, completes voltage signal from analog signal to digital signal
Conversion, circuit board, which is equipped with, can voluntarily acquire the program language of electromagnetic sensor hall signal；Data collection system passes through
The external Corrosion Reinforcement electromagnetic sensor of data-interface, completes the acquisition of sensor signal.
In specific embodiment of the utility model, data-interface is four hole aviation plug interfaces 4, is used for external corrosion steel
Muscle electromagnetic sensor.
In specific embodiment of the utility model, data collection system further includes GPS module, and GPS module is set to electricity
On the plate of road, for judging the specific location of electromagnetic sensor pre-buried in concrete, the precise positioning of electromagnetic sensor is realized.
It further include 4G data uploading module in specific embodiment of the utility model, in portable unit, 4G data upload
Module and monolithic mechatronics, are uploaded to network cloud disk for collected signal by 4G data uploading module, to solve number
The problems such as according to memory space inadequate, and authentic data source can be provided in server enquiry of historical data.
Capacitive screens 1, capacitive screens 1 are operated for finishing man-machine interaction, capacitive screens 1 and monolithic mechatronics, and will
Digital signal is shown to capacitive screens 1；Portable unit in the utility model selects capacitive screens 1 as man-machine interactive operation
Panel, mainly capacitive screens 1 are to human skin relative sensitive, convenient existing using highly sensitive capacitive screens 1 convenient for operation
Field manual hand manipulation's equipment.
1 interface of capacitive screens is equipped with multiple handle icons, including measurement icon, historical data icon, error listing figure
Mark uploads icon, GPS icon, probe configuration icon, 4G network icon, setting icon, can be operated manually, open
Icon completes operations process into corresponding program.
Battery, battery are set in the cabinet of shell 2, and battery is used to provide electric energy for portable unit.
In specific embodiment of the utility model, battery is 10000mAh large-capacity and high-performance lithium battery, portable unit
Upper surface side is provided with needle-like charging interface 6, matches the dedicated two holes charging plug of specified 8.5V lithium battery, and battery is full of and needs about
30 minutes, charging rate block.The 10000mAh large capacity height continuation of the journey lithium battery of configuration simultaneously, provides guarantor for scene continuous acquisition
Barrier.
In specific embodiment of the utility model, it is provided on the metal decking 3 of 1 side of capacitive screens in portable unit
Indicator light, there are two indicator lights, and one is charging indicator light 8, for intuitively showing the charged state of battery, convenient for being confirmed whether
It charges normal, another is power supply indicator 7, shows present apparatus energized state.
It is additionally provided with switch button 5 in the metal decking 3 of 1 side of capacitive screens, for controlling data collection system and capacitor
The opening and closing of screen 1.
Shell 2, shell 2 be can cover-type cabinet, handle 9, lifting easy to carry, data collection system are equipped on the outside of cabinet
It is built in cabinet, capacitive screens 1 are covered in above data collection system, and capacitive screens 1 and metal decking 3 are in same flat
Face is fixed in 2 cabinet of shell, and shell 2 is adopted for protecting to data collection system and capacitive screens 1 and metal decking 3
When acquisition means use finishes, placement can be collected after lid mould assembling body.
In specific embodiment of the utility model, shell 2 is high-performance antiknock antidetonation shell 2, for internal precision
Circuit and capacitive screens 1 carry out effective protection, and shell 2 is the high-strength explosion-proof plastics of PVC material, and strength and toughness is high, wear-resistant, resist
It squeezes, material is light, and durability is high, is suitable for construction site use.
In specific embodiment of the utility model, the surface of shell of shell 2 is provided with identifiable marker, such as school motto,
The mark such as icon or other picture and text, identifies convenient for the acquisition device to the utility model.
As shown in figure 3, electromagnetic sensor 10 used in the utility model includes silicon steel sheet skeleton 101, magnet 102 and suddenly
That element；Silicon steel sheet skeleton 101 is c-type, and silicon steel sheet skeleton 101 forms the magnetic being completely closed for magnet 102 as magnetic conductive media
, the opening of silicon steel sheet skeleton 101 is for placing reinforcing bar；Magnet 102 is arranged on silicon steel sheet skeleton 101, for being reinforcing bar
It corrodes electromagnetic field and response monitoring device offer magnetic field sources is provided, it is preferable that magnet 102 is permanent magnet, can maintain stable magnetic for a long time
?；One end of 101 opening of silicon steel sheet skeleton is arranged in first Hall element 103, and the first Hall element 103 is used as magnetic field sensing
Device receives magnetic signal, and magnetic signal is converted to electric signal.
The side wall of silicon steel sheet skeleton 101 is equipped with through-hole 104, and the through-hole 104 is used to judge to monitor 102 magnetic field of magnet
Subside, specifically, for further judging that the variation of Hall voltage is due to field collapses or since the corrosion of reinforcing bar 11 is drawn
It rises；Preferably, there are two through-holes 104, the aperture position of two through-holes 104 and silicon steel sheet skeleton 101 is arranged in parallel.
The side of two through-holes 104 is equipped with the second Hall element 105, and the second Hall element 105 is arranged in silicon steel sheet bone
On frame 101, it is modified for receiving signal to the first Hall element 103.
Permanent magnet is used as magnetic conductive media, forms the magnetic field of steady closure, single-chip microcontroller as magnetic field sources, silicon steel sheet skeleton 101
It is passed through DC power supply, reinforcing bar 11 corrodes the different phase for forming oxide, can be changed by the magnetic flux in 11 section of reinforcing bar, with
The degree of corrosion is aggravated, and magnetic flux is constantly reduced, this magnetic flux change can be sensed by Hall element, and pass through single-chip microcontroller
It is electric signal by signal collection, and by analog-signal transitions, is transferred to the utility model just by four hole aviation plug interfaces 4
It takes on device, and exports in the form of data, the degree of impairment of reinforcing bar 11 can be grasped by periodic monitor.
For marine environment as extremely harsh concrete service environment, failure mechanism is mainly that hazardous medium corrodes,
Secondary is Frozen-thawed cycled, carbonization and drying and watering cycle etc..For impregnating structure in the seawater, different exposed region (water
Lower area, littoral area, the area Lang Jian and atmospheric region) since its drying and watering cycle rule is different, cause chloride profiles and biography in concrete
Defeated mechanism difference.This phenomenon directly results in the difference of its inside concrete extent of steel corrosion.According to the reinforcing bar in ocean
Steel bar corrosion, which easily occurs, for the erosion condition that concrete is subject to, splash zone or littoral area causes structural bearing capacity to be degenerated.Therefore,
Experimental study is carried out in splash zone or littoral area, the building for monitoring the different time stage in seawater is invaded by seawater chloride ion
Erosion, the corrosion situation of reinforcing bar.
For a further understanding of the portable unit of the acquisition Corrosion Reinforcement electromagnetic sensor signal of the utility model, this is practical
Novel to additionally provide a kind of application method for acquiring Corrosion Reinforcement electromagnetic sensor signal portable unit, site operation process is usual
It is to operate as follows:
Firstly, arranging Corrosion Reinforcement electromagnetic sensor 10 usually at the moment of flexure stress of reinforced concrete structure, working as reinforcing bar
11 when corroding, and is unfavorable for the generation of structural plasticity hinge.When earthquake or tsunami come temporarily, reinforcing bar 11 corrodes caused plastic hinge
Lazy weight be easy to cause stress concentration to cause concrete cracking, is easy to cause dangerous situation, therefore in 11 concrete of reinforcing bar
Placement sensor at the moment of flexure of structure.
Secondly, the pre-buried multiple electromagnetic sensors 10 of steel reinforcement cage in splash zone or littoral area, and acquire initial signal value；
Then to concreting, the acquisition port connecting line of electromagnetic sensor 10 is placed into reserved capsule before pouring；
Finally, as building service life extends, timing acquiring electromagnetic sensor signal, when acquisition, to reinforced concrete
Soil carries out demoulding, and the aviation plug interface 4 of the utility model portable unit is connected to by the connecting line being reserved in capsule, is adopted
The Hall voltage data that collection electromagnetic sensor 10 generates will be acquired according to collected historical data trend using mapping software
Data be made into line chart or histogram, the corrosion degree at monitoring is judged by signal tendency, i.e., to inside concrete steel
The corrosion state of muscle completes detection.
As shown in figure 4, the portable unit for 10 signal of acquisition Corrosion Reinforcement electromagnetic sensor using the utility model is adopted
The picture that the hall signal that collects is drawn, by Fig. 4 it is found that steel bar corrosion process is broadly divided into two stages, the first rank in figure
Section is that reinforcing bar plays the rust stage, is expressed as the fluctuating of signal.Second stage is signal stabilization rising, indicates that corrosion layer has generated,
Corrosion product uniform fold rebar surface.
In conclusion concrete structure is exposed under different marine corrosion regions, extent of steel corrosion difference causes to tie
Structure degradation difference, the Portable acquiring device of the utility model introduction cooperate it to match the flexible cloth of electromagnetic sensor
Different corrosion area Reinforcing Steel Bar In Reinforced Concrete Structure corrosion rates can be monitored by setting, and be commented for concrete in marine environment endurance quality
Estimate and the prediction of each corrosion area concrete component remaining life provides theoretical foundation and early warning mechanism.For example, being followed in dry and wet
The more violent area Lang Jian of ring as far as possible should arrange related steel bar corrosion electromagnetic sensors more, and underwater area and atmospheric region due to
Lack oxygen and chloride ion respectively, corrosion rate is substantially smaller, can arrange electromagnetic sensor less.With concrete active time
Increase and the increase of monitoring data, utilization " big data " make it possible to analyze concrete structure degradation.
The portable unit of the acquisition Corrosion Reinforcement electromagnetic sensor signal of the utility model, by electromagnetic sensor signal data
Acquisition system is built in an antiknock antidetonation shell, is convenient for carrying, wear-resistant, impact resistance, and intensity is high, long service life；Number
Include GPS positioning module according to acquisition system, can quickly judge the specific location of pre-buried sensor in concrete, realizes accurate
Positioning；Using highly sensitive capacitive screens, facilitate manual hand manipulation；Large capacity height continuation of the journey battery is configured, it is continuous for scene
Acquisition provides safeguard；Configured with massive store space, data are uploaded to network cloud disk, it can be in server query history number
According to providing authentic data source；It is suitable for engineering site use, it is easy to operate, it is easy to carry, it is used convenient for industrialization promotion.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, for this field
Technical staff for, various modifications and changes may be made to the present invention.Within the spirit and principle of the utility model,
Any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (9)
1. a kind of portable unit for acquiring Corrosion Reinforcement electromagnetic sensor signal, which is characterized in that the portable unit includes:
Data collection system, the data collection system is for acquiring Corrosion Reinforcement electromagnetic sensor signal, the data acquisition
System includes circuit board, and the circuit board electrical connection single-chip microcontroller, the single-chip microcontroller carries out collected electromagnetic sensor signal
Conversion of the voltage signal from analog signal to digital signal is completed in conversion；The data collection system is external by data-interface
Electromagnetic sensor completes the acquisition of electromagnetic sensor signal；
Capacitive screens, the capacitive screens are operated for finishing man-machine interaction, the capacitive screens and the monolithic mechatronics,
And digital signal is shown to capacitive screens；
Shell, the shell be can cover-type cabinet, the data collection system is built in cabinet, the capacitive screens covering
Above the data collection system, the shell is for protecting the data collection system and the capacitive screens；
Battery, the battery are set in the cabinet of the shell, and the battery is used to provide electric energy for the portable unit.
2. the portable unit of acquisition Corrosion Reinforcement electromagnetic sensor signal as described in claim 1, which is characterized in that the number
It further include GPS module according to acquisition system, the GPS module is set on the circuit board, for judging the tool of electromagnetic sensor
Precise positioning is realized in body position.
3. as described in claim 1 acquisition Corrosion Reinforcement electromagnetic sensor signal portable unit, which is characterized in that it is described just
Taking in device further includes 4G data uploading module, and the 4G data uploading module and the monolithic mechatronics pass through the 4G
Collected signal is uploaded to network cloud disk by data uploading module, so as to enquiry of historical data, provides authentic data source.
4. the portable unit of acquisition Corrosion Reinforcement electromagnetic sensor signal as described in claim 1, which is characterized in that the number
It is four hole aviation plug interfaces according to interface.
5. the portable unit of acquisition Corrosion Reinforcement electromagnetic sensor signal as described in claim 1, which is characterized in that the electricity
Pond is 10000mAh large-capacity and high-performance lithium battery.
6. as claimed in claim 5 acquisition Corrosion Reinforcement electromagnetic sensor signal portable unit, which is characterized in that it is described just
It takes device and is provided with needle-like charging interface, can be the quickly charging battery.
7. as described in claim 1 acquisition Corrosion Reinforcement electromagnetic sensor signal portable unit, which is characterized in that it is described just
It takes device and is provided with indicator light, for intuitively showing the working condition of the battery.
8. the portable unit of acquisition Corrosion Reinforcement electromagnetic sensor signal as described in claim 1, which is characterized in that described outer
Shell is PVC material high-strength explosion-proof shell, for protecting to internal precision circuit and capacitive screens.
9. the portable unit of acquisition Corrosion Reinforcement electromagnetic sensor signal as described in claim 1, which is characterized in that described outer
The surface of shell of shell is provided with identifiable marker, convenient for identifying to described device.
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| CN201920073751.4U CN209356451U (en) | 2019-01-17 | 2019-01-17 | A kind of portable unit acquiring Corrosion Reinforcement electromagnetic sensor signal |
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| CN201920073751.4U CN209356451U (en) | 2019-01-17 | 2019-01-17 | A kind of portable unit acquiring Corrosion Reinforcement electromagnetic sensor signal |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109541016A (en) * | 2019-01-17 | 2019-03-29 | 青岛理工大学 | A kind of portable unit and application method acquiring Corrosion Reinforcement electromagnetic sensor signal |
| CN112304853A (en) * | 2020-10-26 | 2021-02-02 | 朱露芳 | Portable device for collecting corrosion steel bar electromagnetic sensor signals |
| CN113008976A (en) * | 2021-03-30 | 2021-06-22 | 浙江工业大学 | Steel bar corrosion device suitable for three magnetic sensors and calibration method |
| CN113125550A (en) * | 2021-03-30 | 2021-07-16 | 浙江工业大学 | Mold for researching corrosion monitoring precision of veneering type magnetic sensor and testing method |
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2019
- 2019-01-17 CN CN201920073751.4U patent/CN209356451U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109541016A (en) * | 2019-01-17 | 2019-03-29 | 青岛理工大学 | A kind of portable unit and application method acquiring Corrosion Reinforcement electromagnetic sensor signal |
| CN109541016B (en) * | 2019-01-17 | 2023-12-29 | 青岛理工大学 | Portable device for collecting rusted steel bar electromagnetic sensor signals and use method |
| CN112304853A (en) * | 2020-10-26 | 2021-02-02 | 朱露芳 | Portable device for collecting corrosion steel bar electromagnetic sensor signals |
| CN113008976A (en) * | 2021-03-30 | 2021-06-22 | 浙江工业大学 | Steel bar corrosion device suitable for three magnetic sensors and calibration method |
| CN113125550A (en) * | 2021-03-30 | 2021-07-16 | 浙江工业大学 | Mold for researching corrosion monitoring precision of veneering type magnetic sensor and testing method |
| CN113125550B (en) * | 2021-03-30 | 2023-11-07 | 浙江工业大学 | Die for researching corrosion monitoring precision of faced magnetic sensor and testing method |
| CN113008976B (en) * | 2021-03-30 | 2024-04-16 | 浙江工业大学 | Reinforcing steel bar corrosion calibration device and method suitable for three magnetic sensors |
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| GR01 | Patent grant |