CN109238120A - A kind of eddy current displacement sensor component and its installation, measurement method - Google Patents
A kind of eddy current displacement sensor component and its installation, measurement method Download PDFInfo
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- CN109238120A CN109238120A CN201811232977.0A CN201811232977A CN109238120A CN 109238120 A CN109238120 A CN 109238120A CN 201811232977 A CN201811232977 A CN 201811232977A CN 109238120 A CN109238120 A CN 109238120A
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- displacement sensor
- eddy current
- current displacement
- sensor component
- waveform
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
- G01H11/06—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means
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- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
The present invention provides a kind of eddy current displacement sensor component and its installations, measurement method, are related to Hydraulic Power Unit vibration measurement technique field.The eddy current displacement sensor component includes eddy current displacement sensor and mounting and adjusting pedestal.The eddy current displacement sensor includes aviation plug, screwed pipe and probe, and the aviation plug and described pop one's head in are connected to the both ends of the screwed pipe, and the outer surface of the screwed pipe is provided with the first screw thread.The mounting and adjusting pedestal includes the interconnecting piece and magnetic bases being detachably connected, and is provided on the interconnecting piece and is provided with and the described first matched second screw thread with the matched hole of the screwed pipe, the inner wall of the through-hole.The eddy current displacement sensor component be able to achieve eddy current displacement sensor quickly, the installation of the slotted mode of standard, be conducive to improve that eddy current displacement sensor is quick for installation, stability of standard criterion and monitoring.
Description
Technical field
The present invention relates to Hydraulic Power Unit vibration measurement technique fields, in particular to a kind of eddy current displacement sensor
Component and its installation, measurement method.
Background technique
As society is to the increase of electricity needs and the raising of people's environmental consciousness, hydroelectric importance is gradually adjusted
It is high.River water energy reserves in China are up to 6.8 hundred million kilowatts, 3.4 hundred million kilowatts of hydroelectric resource development installed capacity at present, annual electricity generating capacity 1.2
Trillion kilowatt hours.
More than 4.7 ten thousand seat of small hydropower station below of built 50,000 kilowatts of the installation in China at present, total installation of generating capacity about 79,270,000 thousand
Watt；It installs the medium hydropower stations 479 of 50,000-30 ten thousand (being free of) kilowatt, about 44,870,000 kilowatts of total installation of generating capacity；Install 300,000 and
Above large hydropower station 152, generating set 797, about 2.22 hundred million kilowatts of total installation of generating capacity, annual electricity generating capacity about 720,000,000,000 thousand
Watt-hour.Whether potential hydroenergy, or the hydraulic power potentials that may be developed, China occupy first in countries in the world.
While hydroelectric generation scale expands rapidly, ensure that the stable operation of hydraulic unit safety also becomes weight
In weight, therefore vibration when must be run to Hydraulic Power Unit in the management of the state on_line monitoring of Hydraulic Power Unit carry out it is reliable,
Accurate and stable long term monitoring.But it in the prior art can be to the sensor that the vibration of Hydraulic Power Unit is tested due to peace
Dress mode and the equal disunity of sensor standard take time and effort when carrying out a large amount of vibrating sensor installation, adjustment and maintenance, and
Its longtime running reliability, stability and accuracy are also unsatisfactory.
Summary of the invention
In view of this, the embodiment of the present invention be designed to provide a kind of eddy current displacement sensor component and its installation,
Test method, to solve the above-mentioned of the longtime running reliability of Hydraulic Power Unit state on_line monitoring system, stability and accuracy
Problem.
In a first aspect, the current vortex displacement passes the embodiment of the invention provides a kind of eddy current displacement sensor component
Sensor component includes eddy current displacement sensor and mounting and adjusting pedestal.The eddy current displacement sensor includes aviation plug, spiral shell
Line pipe and probe, the aviation plug and described pop one's head in are connected to the both ends of the screwed pipe, the appearance of the screwed pipe
Face is provided with the first screw thread.The mounting and adjusting pedestal includes the interconnecting piece and magnetic bases being detachably connected, on the interconnecting piece
It is provided with and is provided with and the described first matched second screw thread with the matched through-hole of the screwed pipe, the inner wall of the through-hole.
It is comprehensive in a first aspect, the supply voltage of the eddy current displacement sensor is+24VDC, output displacement signal is 4~
20mA current signal or 0~10V voltage signal.
Synthesis is in a first aspect, the identical eddy current displacement sensor linear midpoint having the same of range.
It is comprehensive in a first aspect, the outer dimension of the different eddy current displacement sensor of range is identical.
Synthesis is in a first aspect, the eddy current displacement sensor component carries out signal transmission using aviation socket.
It is comprehensive in a first aspect,
The eddy current displacement sensor component further includes armouring signal cable；The both ends of the armouring signal cable are arranged
Have and passes through described with the matched Aviation Connector of the aviation socket of the eddy current displacement sensor, the eddy current displacement sensor
Armouring signal cable is connect with signal repeater box and/or analog quantity high speed acquisition module.
Synthesis is in a first aspect, the eddy current displacement sensor component further includes the clearance gauge of standard thickness；The clearance gauge
Standard thickness is the linear midpoint distance of the eddy current displacement sensor, and the clearance gauge is passed for installing the current vortex displacement
The mounting distance of the eddy current displacement sensor He surveyed position is determined when sensor.
Second aspect, the embodiment of the invention provides a kind of eddy current displacement sensor component mounting method, the installations
Method includes: that the magnetic bases of mounting and adjusting pedestal are switched to nonmagnetic state；The current vortex displacement is adjusted by clearance gauge to pass
Probe and the distance between the plane at surveyed position of sensor, and adjust by clearance gauge the axis of the eddy current displacement sensor
Perpendicular to plane locating for the surveyed position；The magnetic bases are switched to magnetic state with the fixation current vortex displacement
Sensor module.
The third aspect, the embodiment of the invention provides a kind of eddy current displacement sensor component measurement method, the measurements
Method includes: to obtain the collected displacement waveform of eddy current displacement sensor；Once differentiation operation is carried out to the displacement waveform
Obtain the vibration velocity waveform at surveyed position；The vibration for carrying out the surveyed position of second differential operation acquisition to the displacement waveform adds
Velocity wave form.
Fourth aspect, the embodiment of the invention provides a kind of eddy current displacement sensor component measuring device, the electricity whirlpool
Stream displacement sensor component measuring device includes: that displacement waveform obtains module, is collected for obtaining eddy current displacement sensor
Displacement waveform；It differentiates module, for carrying out the vibration that once differentiation operation obtains surveyed position to the displacement waveform
Velocity wave form is also used to carry out the vibration acceleration waveform that second differential operation obtains surveyed position to the displacement waveform.
5th aspect, it is described computer-readable the embodiment of the invention also provides a kind of computer-readable storage medium
It takes and is stored with computer program instructions in storage medium, when the computer program instructions are read and run by a processor, hold
Step in any of the above-described aspect the method for row.
Beneficial effect provided by the invention is:
The present invention provides a kind of eddy current displacement sensor component and its installation, application method, the current vortex position
Displacement sensor component make eddy current displacement sensor install it is simple, convenient, fast and have reliably and with long-term, stability monitoring it is excellent
Gesture.To eddy current displacement sensor installation, debugging and maintenance technical requirements substantially reduce, can to avoid due to installation,
The bring measurement error of the technical issues of debugging and maintenance leads to state on_line monitoring thrashing.
Meanwhile the eddy current displacement sensor component is using the general power supply of industry spot and general output letter
Number standard is directly accessed general on-site data gathering and control device (such as: programmable controller PLC), realizes that data are adopted
The structure of collection and monitoring system is simplified and standard is unified, effectively improves the reliability, steady of Hydraulic Power Unit state on_line monitoring system
Qualitative, versatility and scalability.
Other features and advantages of the present invention will be illustrated in subsequent specification, also, partly be become from specification
It is clear that by implementing understanding of the embodiment of the present invention.The objectives and other advantages of the invention can be by written theory
Specifically noted structure is achieved and obtained in bright book, claims and attached drawing.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is a kind of structural schematic diagram for eddy current displacement sensor component that first embodiment of the invention provides；
Fig. 2 is a kind of structural schematic diagram for eddy current displacement sensor that first embodiment of the invention provides；
Fig. 3 is a kind of process signal for eddy current displacement sensor component mounting method that second embodiment of the invention provides
Figure；
Fig. 4 is a kind of process signal for eddy current displacement sensor component measurement method that second embodiment of the invention provides
Figure；
Fig. 5 is a kind of module signal for eddy current displacement sensor component measuring device that second embodiment of the invention provides
Figure；
Fig. 6 is a kind of structure that can be applied to the electronic equipment in the embodiment of the present application that third embodiment of the invention provides
Block diagram.
Icon: 10- eddy current displacement sensor component；11- eddy current displacement sensor；111- aviation plug；112- spiral shell
Line pipe；113- probe；12- mounting and adjusting pedestal；121- interconnecting piece；122- magnetic bases；100- measuring device；110- is displaced waveform
Obtain module；120- differentiates module；200- electronic equipment；201- memory；202- storage control；203- processor；
204- Peripheral Interface；205- input-output unit；206- audio unit；207- display unit.
Specific embodiment
Below in conjunction with attached drawing in the embodiment of the present invention, technical solution in the embodiment of the present invention carries out clear, complete
Ground description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Usually exist
The component of the embodiment of the present invention described and illustrated in attached drawing can be arranged and be designed with a variety of different configurations herein.Cause
This, is not intended to limit claimed invention to the detailed description of the embodiment of the present invention provided in the accompanying drawings below
Range, but it is merely representative of selected embodiment of the invention.Based on the embodiment of the present invention, those skilled in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.Meanwhile of the invention
In description, term " first ", " second " etc. are only used for distinguishing description, are not understood to indicate or imply relative importance.
First embodiment
Through the applicant the study found that when carrying out vibration monitoring to existing Hydraulic Power Unit by sensor, due to not
The different positions to be measured of same Hydraulic Power Unit are required to installation sensor, and the sensor of different type and range usually has difference
Mounting means, and sensor usually passes through the connectors such as nut and is directly anchored in the installation site of Hydraulic Power Unit, there is peace
Dress stability is poor, standard is complicated and process is not same, installation difficulty is big, time-consuming, and operation and maintenance need professional etc. to ask
Topic.To solve the above-mentioned problems, first embodiment of the invention provides a kind of eddy current displacement sensor component 10.
Referring to FIG. 1, the structure that Fig. 1 is a kind of eddy current displacement sensor component that first embodiment of the invention provides is shown
It is intended to.
Eddy current displacement sensor component 10 includes eddy current displacement sensor 11 and mounting and adjusting pedestal 12, the mounting and adjusting
Seat 12 can be fixed in the detected parts such as Hydraulic Power Unit, and eddy current displacement sensor 11 is removably mounted at mounting and adjusting pedestal 12
On, to play the role of stable and mounting and adjusting to eddy current displacement sensor 11.
Referring to FIG. 2, Fig. 2 is a kind of structural representation for eddy current displacement sensor that first embodiment of the invention provides
Figure.
Eddy current displacement sensor 11 includes aviation plug 111, screwed pipe 112 and probe 113, the aviation plug 111
The both ends of the screwed pipe 112 are connected to the probe 113.Eddy current displacement sensor 11 can be statically and dynamically non-
Contact, high linearity measure to high resolution metal conductor measured away from detecting head surface distance, it is a kind of non-contacting linearisation
Metering outfit can accurately measure static and dynamic opposite position between 113 end faces of measured body (must be metallic conductor) and probe
Move variation.Eddy current displacement sensor 11 is in high-speed rotating machine and the analysis of reciprocating machine performance, vibration research, analysis
In measurement, to the vibration of non-contacting high-precision, displacement signal, a variety of ginsengs of rotor oscillation state continuously can be accurately collected
Number, such as the radial vibration of axis, amplitude and axial position, therefore eddy current displacement sensor 11 has reliable long-term working
Good, the advantages that measurement range is wide, high sensitivity, high resolution.
Eddy current displacement sensor 11 has integral type and split type design, and split type sensor has preferably measurement
Accuracy, and integral type has better install convenient degree.Optionally, the eddy current displacement sensor 11 in the present embodiment is adopted
Use unitary design.
In view of existing current vortex sensor power supply is that ± 24V DC power supply, ± 15V DC power supply etc. are unconventional
Power supply does not meet industry spot sensor power supply system, needs that sensor power source special is specially arranged, and existing sensor is defeated
Signal is the disunities such as -18V~-2V, ± 5V and does not meet the signal type that industry spot sensor signal exports system, nothing out
Method and tandem switching case or simulation high speed acquisition module are directly connected to, between needing to carry out by adapter or transformer in succession
It connects, increases the equipment complexity of measurement data acquisition, therefore the output bit of the eddy current displacement sensor 11 in the present embodiment
Shifting signal is 4~20mA current signal or 0~10V voltage signal, can be directly accessed existing analog quantity high speed acquisition module, no
Need to carry out displacement signal the processing such as any adjusting conversion.
It should be understood that traditional current vortex sensor linear characteristic is inconsistent, the characteristics such as linear midpoint are divided at random
Cloth, it is necessary to carry out data acquisition process and installation and debugging to meet field monitoring requirement, therefore for the characteristic of each sensor
A series of existing current vortex sensor poor universality, after needing professional to carry out measurement work when being installed and being safeguarded
Complete installation, need to use profession measurement and installation technical ability, it is more demanding to installation personnel, and safeguard, installation expend the time and
Manpower and material resources are at high cost.To solve the above-mentioned problems, eddy current displacement sensor 11 provided in this embodiment is when range is identical
Linear midpoint having the same, the outer dimension of eddy current displacement sensor 11 is identical when range difference, so that current vortex displacement
Sensor 11 does not need to carry out the measurement of profession when being installed, and carries out gauged distance calibration only by common ranging tool
It with the distance controlling at surveyed position is the corresponding measurement length in linear midpoint by probe 113.
Optionally, above-mentioned ranging tool can be the clearance gauge that eddy current displacement sensor component 10 includes, the mark of the clearance gauge
Quasi- distance is the linear mid-length of eddy current displacement sensor 11, which is used for when installing eddy current displacement sensor 11
It determines the mounting distance of eddy current displacement sensor 11 He surveyed position, i.e., is stuck in 11 He of eddy current displacement sensor with clearance gauge top
Then the linear midpoint of the eddy current displacement sensor 11 is overlapped with surveyed position when not interspacing between surveyed position.
Mounting and adjusting pedestal 12 includes the interconnecting piece 121 and magnetic bases 122 being detachably connected, and mounting and adjusting pedestal 12 is by being somebody's turn to do
Magnetic bases 122 are fixed near the surveyed position of Hydraulic Power Unit, so that the measurement direction of eddy current displacement sensor 11 and institute
The plane for surveying position is vertical.Meanwhile interconnecting piece 121 is connected through a screw thread mode with magnetic bases 122 in the present embodiment and connects.
The through-hole wall of interconnecting piece 121 is provided with and matched second screw thread of the first screw thread of 112 outer surface of screwed pipe, spiral shell
Line pipe 112 is connected through a screw thread mode and is threaded through in interconnecting piece 121, and probe 113 and aviation plug 111 are respectively from interconnecting piece 121
Expose at both ends.Optionally, the axial direction of screwed pipe 112 can also be provided with hold-doun nut on interconnecting piece 121, passes through fixation
Nut supports eddy current displacement sensor 11, to improve the stability of eddy current displacement sensor 11.
It should be understood that in other embodiments, the connection type of interconnecting piece 121 and eddy current displacement sensor 11,
And the connection type of interconnecting piece 121 and magnetic bases 122 can also be that snapping connection equal other connects in addition to being threadedly coupled
Mode.
Magnetic bases 122 can switch before magnetic state and non-magnetic state, to improve current vortex displacement sensing
The install convenient degree of device assembly 10.
As an alternative embodiment, eddy current displacement sensor component 10 provided in this embodiment can also use
Aviation socket carries out signal extraction, and eddy current displacement sensor component 10 includes armouring signal cable, the armouring signal cable
Both ends be provided with matched with aviation plug 111 and have shielding and water-proof function Aviation Connector, eddy current displacement sensor
11 by armouring signal cable and signal repeater box or simulate high speed acquisition module and connect, directly with signal repeater box and/or mould
Analog quantity high speed acquisition module completes information transmission.
Eddy current displacement sensor component 10 provided in this embodiment passes through the linear midpoint of unified output signal and hardware,
So that the field calibration of the distance between sensor and measured surface is become simple and fast, improves sensor installation effectiveness and accurate
Degree.Further, the eddy current displacement sensor 11 of eddy current displacement sensor component 10 has identical form factor and goes back
It is provided with the matched mounting and adjusting pedestal 12 that can switch between magnetism/non-magnetic state, current vortex displacement can be made to sense
The installation steps of device 11 are more quick, mounting stability is more preferable, and then by Hydropower Units Monitoring analysis system from current pole
The big special equipment for relying on manufacturer and dedicated system software become common apparatus and system, preferably resolve equipment manufacturing cost
The problem of poor universality of high, operation expense height, extension upgrading and Failure elimination difficulty and system reliability.
Second embodiment
In order to carry out the vibration measurement of Hydraulic Power Unit, the present invention second better by eddy current displacement sensor component 10
Embodiment additionally provides a kind of eddy current displacement sensor component mounting method.
Referring to FIG. 3, Fig. 3 is a kind of eddy current displacement sensor component mounting method that second embodiment of the invention provides
Flow diagram, specific step is as follows for the installation method:
Step S21: the magnetic bases of mounting and adjusting pedestal are switched to nonmagnetic state.
Step S22: it is adjusted between the probe of the eddy current displacement sensor and the plane at surveyed position by clearance gauge
Distance, and the axis of the eddy current displacement sensor is adjusted perpendicular to plane locating for the surveyed position by clearance gauge.
Step S23: the magnetic bases are switched to magnetic state with the fixation eddy current displacement sensor component.
Eddy current displacement sensor component mounting method provided in this embodiment by the magnetic states of magnetic bases 122/
The switching of non-magnetic state simplifies installation steps and mounting stability, while by clearance gauge to the electricity for having identical linear midpoint
Eddy displacement sensor 11 directly carries out mounting distance and determines, significantly improves existing sensor in-site installation complexity, speed
Slow problem.
In order to carry out the vibration measurement of Hydraulic Power Unit, the present invention second better by eddy current displacement sensor component 10
Embodiment additionally provides a kind of eddy current displacement sensor component measurement method.
Referring to FIG. 4, Fig. 4 is a kind of eddy current displacement sensor component measurement method that second embodiment of the invention provides
Flow diagram, the specific steps of the measurement method can be such that
Step S31: the collected displacement waveform of eddy current displacement sensor is obtained.
Step S32: the vibration velocity waveform that once differentiation operation obtains surveyed position is carried out to the displacement waveform.
Step S33: the vibration acceleration waveform that second differential operation obtains surveyed position is carried out to the displacement waveform.
Optionally, the executing subject of above-mentioned steps S31-S33 can be computer, smart phone, Cloud Server or other
It is able to carry out the processing equipment of logical operation.
As an alternative embodiment, the present embodiment can also be fast in the displacement waveform, vibration for obtaining surveyed position
Synthesis oscillation monitoring result after degree waveform and vibration acceleration waveform as the surveyed position of Hydraulic Power Unit is exported
And display, it allows the user to carry out the vibration state of Hydraulic Power Unit judgement comprehensively, whole.To solve current velocity Huo existing speed biography
Sensor and acceleration transducer are not suitable for the problem of measuring such as Hydraulic Power Unit low-frequency vibration, while solving Hydraulic Power Unit vibration
The problem of being evaluated using international vibration speed value.
Further, in order to cooperate first embodiment of the invention provide eddy current displacement sensor component measurement method,
Second embodiment of the invention additionally provides a kind of eddy current displacement sensor component measuring device 100.
Referring to FIG. 5, Fig. 5 is a kind of eddy current displacement sensor component measuring device that second embodiment of the invention provides
Module diagram.
Measuring device 100 includes that displacement waveform obtains module 110 and module 120 of differentiating.
It is displaced waveform and obtains module 110, for obtaining the collected displacement waveform of eddy current displacement sensor.
Module of differentiating 120, for carrying out the vibration that once differentiation operation obtains surveyed position to the displacement waveform
Velocity wave form is also used to carry out the vibration acceleration waveform that second differential operation obtains surveyed position to the displacement waveform.
It is apparent to those skilled in the art that for convenience and simplicity of description, the device of foregoing description
Specific work process, no longer can excessively be repeated herein with reference to the corresponding process in preceding method.
3rd embodiment
Fig. 6 is please referred to, Fig. 6 is a kind of electronics that can be applied in the embodiment of the present application that third embodiment of the invention provides
The structural block diagram of equipment.Electronic equipment 200 provided in this embodiment may include measuring device 100, memory 201, storage control
Device 202 processed, processor 203, Peripheral Interface 204, input-output unit 205, audio unit 206, display unit 207.
The memory 201, storage control 202, processor 203, Peripheral Interface 204, input-output unit 205, sound
Frequency unit 206, each element of display unit 207 are directly or indirectly electrically connected between each other, to realize the transmission or friendship of data
Mutually.It is electrically connected for example, these elements can be realized between each other by one or more communication bus or signal wire.The measurement
Device 100 includes that at least one can be stored in the memory 201 or solidify in the form of software or firmware (firmware)
Software function module in the operating system (operating system, OS) of measuring device 100.The processor 203 is used
In executing the executable module that stores in memory 201, such as the software function module that includes of measuring device 100 or computer journey
Sequence.
Wherein, memory 201 may be, but not limited to, random access memory (Random Access Memory,
RAM), read-only memory (Read Only Memory, ROM), programmable read only memory (Programmable Read-Only
Memory, PROM), erasable read-only memory (Erasable Programmable Read-Only Memory, EPROM),
Electricallyerasable ROM (EEROM) (Electric Erasable Programmable Read-Only Memory, EEPROM) etc..
Wherein, memory 201 is for storing program, and the processor 203 executes described program after receiving and executing instruction, aforementioned
Method performed by the server that the stream process that any embodiment of the embodiment of the present invention discloses defines can be applied to processor 203
In, or realized by processor 203.
Processor 203 can be a kind of IC chip, the processing capacity with signal.Above-mentioned processor 203 can
To be general processor, including central processing unit (Central Processing Unit, abbreviation CPU), network processing unit
(Network Processor, abbreviation NP) etc.；Can also be digital signal processor (DSP), specific integrated circuit (ASIC),
Ready-made programmable gate array (FPGA) either other programmable logic device, discrete gate or transistor logic, discrete hard
Part component.It may be implemented or execute disclosed each method, step and the logic diagram in the embodiment of the present invention.General processor
It can be microprocessor or the processor 203 be also possible to any conventional processor etc..
Various input/output devices are couple processor 203 and memory 201 by the Peripheral Interface 204.Some
In embodiment, Peripheral Interface 204, processor 203 and storage control 202 can be realized in one single chip.Other one
In a little examples, they can be realized by independent chip respectively.
Input-output unit 205 realizes user and the server (or local terminal) for being supplied to user input data
Interaction.The input-output unit 205 may be, but not limited to, the equipment such as mouse and keyboard.
Audio unit 206 provides a user audio interface, may include one or more microphones, one or more raises
Sound device and voicefrequency circuit.
Display unit 207 provides an interactive interface (such as user's operation circle between the electronic equipment 200 and user
Face) or for display image data give user reference.In the present embodiment, the display unit 207 can be liquid crystal display
Or touch control display.It can be the capacitance type touch control screen or resistance of support single-point and multi-point touch operation if touch control display
Formula touch screen etc..Single-point and multi-point touch operation is supported to refer to that touch control display can sense on the touch control display one
Or at multiple positions simultaneously generate touch control operation, and the touch control operation that this is sensed transfer to processor 203 carry out calculate and
Processing.
It is appreciated that structure shown in fig. 6 is only to illustrate, the electronic equipment 200 may also include more than shown in Fig. 6
Perhaps less component or with the configuration different from shown in Fig. 6.Each component shown in Fig. 6 can use hardware, software
Or combinations thereof realize.
It is apparent to those skilled in the art that for convenience and simplicity of description, the device of foregoing description
Specific work process, no longer can excessively be repeated herein with reference to the corresponding process in preceding method.
In conclusion the embodiment of the invention provides a kind of eddy current displacement sensor component and its installation, application method,
The eddy current displacement sensor component is matched by setting with eddy current displacement sensor and unified mounting and adjusting pedestal, improves
The install convenient degree and stability of eddy current displacement sensor, to improve the accuracy of measurement of eddy current displacement sensor；Peace
Adjustment bed rearrangement includes the interconnecting piece and magnetic bases being detachably connected, and passes through dismountable interconnecting piece and eddy current displacement sensor
Connection improves eddy current displacement sensor to the scope of application and install convenient degree of installation environment, at the same magnetic bases into
One step improves the install convenient degree of eddy current displacement sensor component.
In several embodiments provided herein, it should be understood that disclosed device and method can also pass through
Other modes are realized.The apparatus embodiments described above are merely exemplary, for example, flow chart and block diagram in attached drawing
Show the device of multiple embodiments according to the present invention, the architectural framework in the cards of method and computer program product,
Function and operation.In this regard, each box in flowchart or block diagram can represent the one of a module, section or code
Part, a part of the module, section or code, which includes that one or more is for implementing the specified logical function, to be held
Row instruction.It should also be noted that function marked in the box can also be to be different from some implementations as replacement
The sequence marked in attached drawing occurs.For example, two continuous boxes can actually be basically executed in parallel, they are sometimes
It can execute in the opposite order, this depends on the function involved.It is also noted that every in block diagram and or flow chart
The combination of box in a box and block diagram and or flow chart can use the dedicated base for executing defined function or movement
It realizes, or can realize using a combination of dedicated hardware and computer instructions in the system of hardware.
In addition, each functional module in each embodiment of the present invention can integrate one independent portion of formation together
Point, it is also possible to modules individualism, an independent part can also be integrated to form with two or more modules.
It, can be with if the function is realized and when sold or used as an independent product in the form of software function module
It is stored in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially in other words
The part of the part that contributes to existing technology or the technical solution can be embodied in the form of software products, the meter
Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be a
People's computer, server or network equipment etc.) it performs all or part of the steps of the method described in the various embodiments of the present invention.
And storage medium above-mentioned includes: that USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), arbitrary access are deposited
The various media that can store program code such as reservoir (RAM, Random Access Memory), magnetic or disk.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.It should also be noted that similar label and letter exist
Similar terms are indicated in following attached drawing, therefore, once being defined in a certain Xiang Yi attached drawing, are then not required in subsequent attached drawing
It is further defined and explained.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
Claims (10)
1. a kind of eddy current displacement sensor component, which is characterized in that the eddy current displacement sensor component includes current vortex
Displacement sensor and mounting and adjusting pedestal；
The eddy current displacement sensor includes aviation plug, screwed pipe and probe, and the aviation plug and the probe are distinguished
The both ends of the screwed pipe are connected to, the outer surface of the screwed pipe is provided with the first screw thread；
The mounting and adjusting pedestal includes the interconnecting piece and magnetic bases being detachably connected, and is provided on the interconnecting piece and the spiral shell
The matched through-hole of line pipe, the inner wall of the through-hole are provided with and the described first matched second screw thread.
2. eddy current displacement sensor component according to claim 1, which is characterized in that the eddy current displacement sensor
Supply voltage be+24VDC, output displacement signal be 4~20mA current signal or 0~10V voltage signal.
3. eddy current displacement sensor component according to claim 1, which is characterized in that the identical current vortex of range
Displacement sensor linear midpoint having the same.
4. eddy current displacement sensor component according to claim 1, which is characterized in that the different current vortex of range
The outer dimension of displacement sensor is identical.
5. eddy current displacement sensor component according to claim 1, which is characterized in that the eddy current displacement sensor
Component carries out signal transmission using aviation socket.
6. eddy current displacement sensor component according to claim 5, which is characterized in that the eddy current displacement sensor
Component further includes armouring signal cable；
The both ends of the armouring signal cable are provided with to be connect with the matched aviation of the aviation socket of the eddy current displacement sensor
Head, the eddy current displacement sensor pass through the armouring signal cable and signal repeater box and/or analog quantity high speed acquisition mould
Block connection.
7. eddy current displacement sensor component according to claim 1, which is characterized in that the eddy current displacement sensor
Component further includes the clearance gauge for the standard thickness of gap mounting means；
The standard thickness of the clearance gauge is the linear midpoint distance of the eddy current displacement sensor, and the clearance gauge is for installing institute
The mounting distance of the eddy current displacement sensor He surveyed position is determined when stating eddy current displacement sensor.
8. a kind of eddy current displacement sensor component mounting method, which is characterized in that the installation method includes:
The magnetic bases of mounting and adjusting pedestal are switched to nonmagnetic state；The eddy current displacement sensor is adjusted by clearance gauge
Probe and the distance between the plane at surveyed position, and by clearance gauge adjust the axis of the eddy current displacement sensor perpendicular to
Plane locating for the surveyed position；
The magnetic bases are switched to magnetic state with the fixation eddy current displacement sensor component.
9. a kind of eddy current displacement sensor component measurement method, which is characterized in that the measurement method includes:
Obtain the collected displacement waveform of eddy current displacement sensor；
The vibration velocity waveform that once differentiation operation obtains surveyed position is carried out to the displacement waveform；
The vibration acceleration waveform that second differential operation obtains surveyed position is carried out to the displacement waveform.
10. a kind of eddy current displacement sensor component measuring device, which is characterized in that the eddy current displacement sensor component is surveyed
Measuring device includes:
It is displaced waveform and obtains module, for obtaining the collected displacement waveform of eddy current displacement sensor；
It differentiates module, for carrying out the vibration velocity wave that once differentiation operation obtains surveyed position to the displacement waveform
Shape is also used to carry out the vibration acceleration waveform that second differential operation obtains surveyed position to the displacement waveform.
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| CN201811232977.0A CN109238120A (en) | 2018-10-22 | 2018-10-22 | A kind of eddy current displacement sensor component and its installation, measurement method |
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| CN201811232977.0A CN109238120A (en) | 2018-10-22 | 2018-10-22 | A kind of eddy current displacement sensor component and its installation, measurement method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114001815A (en) * | 2021-10-29 | 2022-02-01 | 湖南道依茨动力有限公司 | Amplitude measuring device and method, readable storage medium and vehicle |
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