CN206695900U - The vibration monitoring device and system of a kind of mobile article - Google Patents
The vibration monitoring device and system of a kind of mobile article Download PDFInfo
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- CN206695900U CN206695900U CN201720422059.9U CN201720422059U CN206695900U CN 206695900 U CN206695900 U CN 206695900U CN 201720422059 U CN201720422059 U CN 201720422059U CN 206695900 U CN206695900 U CN 206695900U
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- oscillation intensity
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Abstract
The vibration monitoring device and system of a kind of mobile article, including initial setting module are the utility model is related to, is higher than the first measurement frequency for setting the first measurement frequency, the second measurement frequency and oscillation intensity threshold value, the second measurement frequency；Low frequency monitoring modular, for measuring the oscillation intensity of mobile article with the first measurement frequency, obtain the first oscillation intensity data；First intensity judge module, for judging oscillation intensity data, if oscillation intensity data continue to measure using low frequency monitoring modular without departing from oscillation intensity threshold value, if oscillation intensity data exceed oscillation intensity threshold value, measured using high frequency monitoring modular；High frequency monitoring modular, the oscillation intensity of mobile article is measured with the second measurement frequency.The utility model can significantly reduce measurement power consumption while measurement request is met, have great promotional value in the fields of measurement of mobile article.
Description
Technical field
It the utility model is related to mechanical oscillation fields of measurement, the vibration monitoring device of particularly a kind of mobile article and be
System.
Background technology
With increasingly busy and raising of the people to logistics transportation reliability requirement of logistics network, there is an urgent need to article
The vibration of article is effectively controlled in transportation, and it is wherein essential ring that the article transported, which is monitored,
Section.Those skilled in the art for the vibration monitoring device of mobile object to having carried out substantial amounts of research and improvement.
For example, the U of Chinese patent literature CN 205670071《A kind of solar photovoltaic assembly Transport Vibration test device》It is public
A kind of solar photovoltaic assembly Transport Vibration test device, including base, lowering or hoisting gear, vibrating device, shake table, fixation are opened
Device, the base are provided with control panel, direction switch and test switch, and lowering or hoisting gear and vibrating device are and control panel
Electrical connection, base is interior to be provided with groove, and lowering or hoisting gear and vibrating device are arranged in groove, and lowering or hoisting gear passes through lifting column and vibration
Device connects, and fixing device includes firm banking, sideboard and fixed cover, and firm banking is provided with least one soft groove of row
, into the notch for gripping solar photovoltaic assembly between two neighboring soft groove seat, fixed cover is provided with and firm banking
The relative soft groove seat in upper position, firm banking are provided with chute, and sideboard insertion chute is fixed with firm banking, fixed cover
With sideboard by snapping connection.It can realize that carrying out transport simulation vibration to the solar photovoltaic assembly of different model surveys
Examination, the preparation of the precautionary measures is carried out for its transport in advance.But test device of the present utility model is more complicated and with larger
Volume, is only used for simulating transportation, is not had during actual shipment and installs this vibration-testing apparatus
Condition.
When the vibration to mobile article is monitored, limited by installation and use condition, the measurement apparatus of use
Should as far as possible small volume, be easily installed and operate, eliminate the influence in itself to mechanical system as much as possible, thus how will vibration
Monitoring device miniaturization one of is puted forth effort to solve the problems, such as those skilled in the art's emphasis.The application of MEMS sensor technology is
Solve the above problems and bring major progress.MEMS sensor technical field be grow up in microelectric technique basis it is more
The research frontier of subject crossing.By the development of more than 40 years, it has also become one of great sciemtifec and technical sphere that the world attractes attention.With
Traditional sensor is compared, it have small volume, in light weight, cost is low, low in energy consumption, reliability is high, suitable for mass production, easily
In integrating and realizing many advantages, such as intelligent, extensive popularization and application have been obtained in mechanical oscillation fields of measurement.
For example, the A of Chinese patent literature CN 103900678《Equipment based on multiple spot mems accelerometer and wireless network
Vibration monitor system》Disclose a kind of vibration equipment monitoring system based on multiple spot mems accelerometer and wireless network.System
Equipment under test each point positioner acceleration data are gathered in real time by Distributed Multi MEMS acceleration transducers, data are through nothing
Line communication network return system is simultaneously analyzed compared with predetermined acceleration threshold values, judges whether that triggering abnormal vibration alarm carries
Show, so as to comprehensively grasp equipment under test body vibration state in time.The present invention can be prevented effectively because of equipment under test a part
Equipment resonance, equipment heel and toe wear and the resulting production yield rate that paroxysmal abnormality vibrates and triggered decline problem.
Especially suitable for possessing the industrial enterprise of production line and large-scale manufacturing equipment, and cost is low, reliability is high.
The U of Chinese patent literature CN 205449277《A kind of network vialog》A kind of open network vialog of knowing clearly, bag
Include：3 axis MEMS acceleration transducer, for vibration monitoring scene oscillation intensity physical quantity analog-to-digital conversion and export acceleration
Data；Central processing unit, the acceleration information for 3 axis MEMS acceleration transducer to be gathered are converted to speed data and master
Vibration frequency；High precision electro source module, for providing working power for the network vialog；Data memory module, wrapped for storing
Containing acceleration, speed and master oscillator frequenc data；And wireless communication module, for receiving the instruction of wireless client and data
File is transferred to wireless client；The high precision electro source module, data memory module, 3 axis MEMS acceleration transducer and nothing
Line communication module is connected with central processing unit.It is strong that the utility model can provide multiple vibrations such as acceleration, speed, master oscillator frequenc
Spend evaluating, while integrate sensor and Acquisition Instrument, with small volume and it is in light weight the advantages of.
MEMS sensor is applied to the vibration measurement field of mechanical system by above-mentioned patent document, can reduce measurement apparatus
Volume, reduce its weight, have the advantages that to be easily installed, be easy to use, significantly expanding measurable occasion.But for
The vibration monitoring of the vibration monitoring of mobile article, particularly long distance transportation article, because the convenience of its power taking is restricted,
So having very high requirement to the energy saving of vibration monitoring device, above-mentioned patent document is not directed to solve this technical problem
Technical scheme.
So how on the basis of foregoing research, a kind of effective means are proposed so that the vibration for mobile article
Monitoring system is while convenient use, the advantages of having energy saving concurrently, turns into those skilled in the art's urgent problem to be solved.
Utility model content
In order to solve the above problems, the purpose of this utility model is to provide a kind of vibration monitoring device of mobile article,
Including：Initial setting module, for setting the first measurement frequency, the second measurement frequency and oscillation intensity threshold value, the second measurement frequency
Rate is higher than the first measurement frequency；Low frequency monitoring modular, for measuring the oscillation intensity of mobile object with the first measurement frequency, obtain
First oscillation intensity data；First intensity judge module, for judging oscillation intensity data, if oscillation intensity data
Without departing from oscillation intensity threshold value, then continue to measure using low frequency monitoring modular, if oscillation intensity data are strong beyond vibration
Threshold value is spent, then is measured using high frequency monitoring modular；High frequency monitoring modular, shaking for mobile article is measured with the second measurement frequency
Fatigue resistance.
Further, when high frequency monitoring modular measures the oscillation intensity of mobile article with the second measurement frequency, the is obtained
Two oscillation intensity data, vibration monitoring device also include：Second intensity judge module, for being carried out to the second oscillation intensity data
Judge, if the second oscillation intensity data without departing from oscillation intensity threshold value, are measured using low frequency monitoring modular, if the
Two oscillation intensity data exceed oscillation intensity threshold value, then continue to measure using high frequency monitoring modular.
Preferably, vibration monitoring device also includes：Memory cell, for receiving and storing higher than oscillation intensity threshold value
Two oscillation intensity data；And communication unit, for sending the second oscillation intensity data higher than oscillation intensity threshold value.
Further, vibration monitoring device also includes filter unit, for identifying and filtering out before the judgement of the first intensity
The invalid vibration data included in oscillation intensity data.
The invention also discloses a kind of vibration monitor system of mobile article, including motion sensor, central processing
Device and vibration monitoring device as described above, vibration monitoring device are arranged on central processing unit, during motion sensor is connected to
Central processor, and perform the command adapted thereto of central processing unit transmission.
Further, motion sensor is MEMS sensor.
Preferably, central processing unit is embeded processor, and motion sensor and central processing unit are integrated in same circuit
On plate, and central processing unit is 32 risc processors.
To sum up, the utility model proposes mobile article vibration monitoring device and system, when the vibration of mobile article is strong
When spending relatively low, using its oscillation intensity of relatively low frequency measurement, when the oscillation intensity of mobile article is higher, the higher frequency of use
Rate measures its oscillation intensity.This is because, when the oscillation intensity of mobile article is relatively low, vibrate harm to mobile article compared with
It is small, it is not necessary to carry out excessive concern, can now be measured using relatively low measurement frequency, so as to save measurement power consumption, work as shifting
When the oscillation intensity of animal product exceeds oscillation intensity threshold value, the accuracy of increase measurement is now needed, then is improved measurement frequency,
In this way, different oscillation intensitys, using the measurement frequency of classification, can be saved significantly on while measurement accuracy demand is met
Power consumption is measured, this mobile article vibration monitoring occasion being limited in power taking condition, there is significant promotional value.
In addition, the utility model is measured using MEMS sensor to the oscillation intensity of mobile article, can play
The advantage of MEMS sensor small volume, motion sensor and central controller are integrated on same circuit board, substantially reduced
The volume of vibration monitoring device, provided convenience for the installation of vibration monitoring device.
For the above of the present utility model can be become apparent, preferred embodiment cited below particularly is simultaneously detailed with reference to accompanying drawing
Explanation.
Brief description of the drawings
Fig. 1 is the vibration monitoring device module connection figure of the mobile article of the utility model first embodiment.
Embodiment
Embodiment of the present utility model is illustrated by particular specific embodiment below, those skilled in the art can be by this theory
Content disclosed in bright book understands other advantages and effect of the present utility model easily.Although description of the present utility model will tie
Close preferred embodiment to introduce together, but this feature for not representing this utility model is only limitted to the embodiment.On the contrary, knot
It is to be possible to extend based on claim of the present utility model to cover to close the purpose that embodiment makees utility model introduction
The other selections or transformation gone out.Depth of the present utility model is understood in order to provide, will be included in describing below many specific
Details.The utility model can also be implemented without using these details.In addition, in order to avoid chaotic or fuzzy of the present utility model heavy
Point, some details will be omitted in the de-scription.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
" on ", " under ", "left", "right", " top ", " bottom " in addition, used in the following description, should not be construed as pair
Limitation of the present utility model.
【First embodiment】
As shown in Figure 1, the utility model first embodiment provides a kind of vibration monitoring device 100 of mobile article,
Including：
Initial setting module 101, for setting the first measurement frequency, the second measurement frequency and oscillation intensity threshold value, measurement
Frequency is two-stage, respectively the first measurement frequency and the second measurement frequency, and the second measurement frequency is higher than the first measurement frequency；
Low frequency monitoring modular 102, for measuring the oscillation intensity of mobile object with the first measurement frequency, obtain the first vibration
Intensity data, the physical quantity for characterizing oscillation intensity herein can be displacement/angular displacement of testee, speed/angular speed or
Acceleration/angular acceleration；First measurement frequency, the second measurement frequency and oscillation intensity threshold value should according to tested article type and
Road conditions in moving process determine, to hazard of vibration, sensitive article should set relatively low oscillation intensity threshold value and higher
Measurement frequency；
First intensity judge module 103, for judging oscillation intensity data, if oscillation intensity data without departing from
Oscillation intensity threshold value, then continue the oscillation intensity for using low frequency monitoring modular to measure mobile object with the first measurement frequency, if
Oscillation intensity data exceed oscillation intensity threshold value, then are measured using high frequency monitoring modular；
High frequency monitoring modular 104, the oscillation intensity of mobile article is measured with the second measurement frequency.
Further, when high frequency monitoring modular 104 measures the oscillation intensity of mobile article with the second measurement frequency, obtain
Second oscillation intensity data, vibration monitoring device 100 also include：Second intensity judge module 105, for the second oscillation intensity
Data are judged, if the second oscillation intensity data are surveyed without departing from oscillation intensity threshold value using low frequency monitoring modular
Amount, if the second oscillation intensity data exceed oscillation intensity threshold value, continues to measure using high frequency monitoring modular.
When the oscillation intensity of mobile article is relatively low, the harm vibrated to mobile article is smaller, it is not necessary to carries out excessive pass
Note, can now be measured using relatively low measurement frequency, so as to save measurement measurement power consumption, when the oscillation intensity of mobile article
When exceeding oscillation intensity threshold value, the accuracy of increase measurement is now needed, then measurement frequency is improved, in this way, different vibrations
Intensity, using the measurement frequency of classification, measurement power consumption can be saved significantly on, this is taking while measurement accuracy demand is met
The limited mobile article vibration measurement occasion of electric condition, has significant promotional value.
Further, filter unit 106 is also included in vibration monitoring device 100, filter unit 106 is used to identify and filter out
The invalid vibration data included in oscillation intensity data.Invalid vibration data reflection is not the actual vibration for being tested mobile article
Situation, if it is not filtered out into not only increase operational data amount, can also detrimental effect be brought to measurement accuracy.Invalid vibration number
According to method of discrimination have amplitude differential method, spectral window method etc..Amplitude differential method is the oscillation intensity data by judging to measure
Amplitude in time domain, reject the vibration data for being not belonging to tested mobile object amplitude range；Spectral window method is first to measuring
Oscillation intensity data carry out Fourier transform and obtain its amplitude in frequency domain, then the method intercepted by window function obtains main lobe
Frequency spectrum data, that is, reject the oscillation intensity frequency spectrum data of the tested mobile object after invalid vibration data.
Preferably, filter unit 106 uses robust adaptive filtering algorithm.Robust adaptive beamforming algorithm can adapt to non-flat automatically
Steady environment and the system of change, within the specific limits can self-regeneration, be that place is filtered to the vibration data of mobile object
The optimization algorithm of reason.
Preferably, intensity threshold is set by the way of real-time online, is easily set according to real-time road and measurement demand
Put oscillation intensity threshold values.
Further, vibration monitoring device 100 also includes：
Memory cell 107, can be this for receiving and storing over the second oscillation intensity data of oscillation intensity threshold values
Ground stores or long-range storage, and only the oscillation intensity data beyond vibration threshold are stored, and it is empty to save storage
Between, facilitate the maintenance and managements of data；
Communication unit 108, for sending more than the second oscillation intensity data of oscillation intensity threshold values, transmit data to remote
Journey receiving terminal, so that administrative staff are read out simultaneously decision-making.
Preferably, the communication modes of communication unit 108 are GPRS wireless telecommunications.
Further, communication unit 108 sends oscillation intensity data to high in the clouds memory or gateway memory, further
Simplify vibration monitoring device 100.Specifically, oscillation intensity data can be sent directly to high in the clouds memory by communication unit 108,
High in the clouds memory can also be sent to by repeater.Term high in the clouds memory is the storage device of cloud storage technology.Cloud storage
It is a kind of new Network storage technology, is that storage resources are put on cloud for a kind of emerging scheme of people's access.User can
At any time, Anywhere, to be connected to by any web-enabled device on cloud and easily access data.
Preferably, vibration monitoring device 100 also includes：
Power management module, the modules or unit of vibration monitoring device 100 pass through power management module and power supply
Power supply is connected, and is optimized by distribution of the power management module to power supply in vibration monitoring device 100, reduces vibration monitoring dress
Put 100 power consumption.
【Second embodiment】
The utility model second embodiment discloses a kind of vibration monitor system of mobile article, including motion sensor,
Central processing unit and vibration monitoring device, vibration monitoring device include：
Initial setting module, for setting the first measurement frequency, the second measurement frequency and oscillation intensity threshold value, measurement frequency
For two-stage, respectively the first measurement frequency and the second measurement frequency, the second measurement frequency is higher than the first measurement frequency；
Low frequency monitoring modular, for measuring the oscillation intensity of mobile object with the first measurement frequency, it is strong to obtain the first vibration
Degrees of data, the physical quantity for characterizing oscillation intensity herein can be displacement/angular displacement of testee, speed/angular speed or add
Speed/angular acceleration；First measurement frequency, the second measurement frequency and oscillation intensity threshold value should be according to tested article type and shifting
Road conditions during dynamic determine, to hazard of vibration, sensitive article should set relatively low oscillation intensity threshold value and higher
Measurement frequency；
First intensity judge module, for judging oscillation intensity data, if oscillation intensity data are without departing from shaking
Fatigue resistance threshold value, then continue the oscillation intensity for using low frequency monitoring modular to measure mobile object with the first measurement frequency, if shaken
Fatigue resistance data exceed oscillation intensity threshold value, then are measured using high frequency monitoring modular；
High frequency monitoring modular, the oscillation intensity of mobile article is measured with the second measurement frequency.Wherein, vibration monitoring device is set
It is placed on central processing unit, motion sensor is connected to central processing unit, and performs the command adapted thereto of central processing unit transmission.
Term motion sensor refers to a kind of detection means, can detect movement of the testee in length and/or angle
Amount, translational speed and translational acceleration.Preferably, vibration of the MEMS sensor to mobile object is used in real-time monitoring step
Intensity measures.Here MEMS sensor type can measure displacement, speed or add to divide according to the physical quantity of measurement
The sensor of speed, point can be measurement length or the sensor of measurement angle or the two is simultaneous according to measurement dimension
And there is it.The utility model is measured using MEMS sensor to the oscillation intensity of mobile article, can play MEMS sensings
The advantage of device small volume, measurement module and central controller are integrated on same circuit board, substantially reduced using this method
Vibration monitoring device volume, provided convenience for the installation of vibration monitoring device.
Preferably, central processing unit is embeded processor, and motion sensor and central processing unit are integrated in same circuit
On plate, and central processing unit is 32 risc processors.
Further, when high frequency monitoring modular measures the oscillation intensity of mobile article with the second measurement frequency, the is obtained
Two oscillation intensity data, vibration monitoring device also include：Second intensity judge module, for being carried out to the second oscillation intensity data
Judge, if the second oscillation intensity data without departing from oscillation intensity threshold value, are measured using low frequency monitoring modular, if the
Two oscillation intensity data exceed oscillation intensity threshold value, then continue to measure using high frequency monitoring modular.
This is because, when the oscillation intensity of mobile article is relatively low, the harm vibrated to mobile article is smaller, it is not necessary to carries out
Excessive concern, it can now be measured using relatively low measurement frequency, so as to save measurement measurement power consumption, when mobile article
When oscillation intensity exceeds oscillation intensity threshold value, the accuracy of increase measurement is now needed, then measurement frequency is improved, in this way, not
Same oscillation intensity, using the measurement frequency of classification, can save significantly on measurement work(while measurement accuracy demand is met
Consumption, this mobile article vibration measurement occasion being limited for power taking condition, there is significant promotional value.
Preferably, vibration monitoring device also includes：Memory cell, for receiving and storing over the of oscillation intensity threshold values
Two oscillation intensity data, can be locally stored or remotely store, and only to the oscillation intensity number beyond vibration threshold
According to being stored, memory space is saved, facilitates the maintenance and management of data；Communication unit, for sending more than oscillation intensity valve
Second oscillation intensity data of value, transmit data to long-range receiving terminal, so that administrative staff are read out simultaneously decision-making.Specifically
Ground, the second oscillation intensity data can be sent directly to high in the clouds memory, and high in the clouds memory can also be sent to by repeater.
Term high in the clouds memory is the storage device of cloud storage technology.Cloud storage is a kind of new Network storage technology, is to store
Resource is put on cloud for a kind of emerging scheme of people's access.User at any time, Anywhere can be connected by any
The device of net, which is connected on cloud, easily accesses data.
Further, filter unit is also included in vibration monitoring device, filter unit is used to identify and filter out oscillation intensity
The invalid vibration data included in data.Invalid vibration data reflection is not the actual vibration situation for being tested mobile article, such as
It is not filtered out not only increase operational data amount by fruit, also can bring detrimental effect to measurement accuracy.Invalid vibration data is sentenced
Other method has amplitude differential method, spectral window method etc..Amplitude differential method be by judge measure oscillation intensity data in time domain
Interior amplitude, reject the vibration data for being not belonging to tested mobile object amplitude range；Spectral window method is first strong to the vibration that measures
Degrees of data carries out Fourier transform and obtains its amplitude in frequency domain, then the method intercepted by window function obtains the frequency spectrum of main lobe
Data, that is, reject the oscillation intensity frequency spectrum data of the tested mobile object after invalid vibration data.
Preferably, robust adaptive filtering algorithm is used in filter step.Robust adaptive beamforming algorithm can adapt to non-flat automatically
Steady environment and the system of change, within the specific limits can self-regeneration, be that place is filtered to the vibration data of mobile object
The optimization algorithm of reason.
Further, oscillation intensity threshold value is set by the way of real-time online, according to real-time road and measurement demand side
Oscillation intensity threshold values just is set.
In summary, the utility model provides a kind of vibration monitoring device and system of mobile article, can effectively reduce
Power consumption is measured, is easily installed on mobile article.Above-described embodiment only illustrative principle of the present utility model and
Its effect, not for limitation the utility model.Any person skilled in the art all can be without prejudice to essence of the present utility model
God and under the scope of, to above-described embodiment carry out modifications and changes.Therefore, those of ordinary skill in the art exists such as
, should be by this reality without departing from the spirit disclosed in the utility model and all equivalent modifications completed under technological thought or change
Covered with new claim.
Claims (8)
- A kind of 1. vibration monitoring device of mobile article, it is characterised in that including：Initial setting module, for setting the first measurement frequency, the second measurement frequency and oscillation intensity threshold value, second measurement Frequency is higher than first measurement frequency；Low frequency monitoring modular, for measuring the oscillation intensity of the mobile article with first measurement frequency, obtain first and shake Fatigue resistance data；First intensity judge module, for judging the oscillation intensity data, if the oscillation intensity data do not surpass Go out the oscillation intensity threshold value, then continue to measure using the low frequency monitoring modular, if the oscillation intensity data surpass Go out the oscillation intensity threshold value, then measured using high frequency monitoring modular；High frequency monitoring modular, the oscillation intensity of the mobile article is measured with second measurement frequency.
- 2. the vibration monitoring device of mobile article as claimed in claim 1, it is characterised in that when the high frequency monitoring modular with When second measurement frequency measures the oscillation intensity of the mobile article, the second oscillation intensity data, the vibration prison are obtained Surveying device also includes：Second intensity judge module, for judging the second oscillation intensity data, if second oscillation intensity Data are then measured, if second vibration is strong without departing from the oscillation intensity threshold value using the low frequency monitoring modular Degrees of data exceeds the oscillation intensity threshold value, then continues to measure using the high frequency monitoring modular.
- 3. the vibration monitoring device of mobile article as claimed in claim 2, it is characterised in that the vibration monitoring device also wraps Include：Memory cell, for receiving and storing the second oscillation intensity data higher than the oscillation intensity threshold value；AndCommunication unit, for sending the second oscillation intensity data higher than the oscillation intensity threshold value.
- 4. the vibration monitoring device of mobile article as claimed in claim 1, it is characterised in that also including filter unit, be used for The invalid vibration data included in the oscillation intensity data is identified and filtered out before the judgement of the first intensity.
- 5. the vibration monitoring device of mobile article as claimed in claim 1, it is characterised in that the oscillation intensity threshold value uses The mode of real-time online is set.
- 6. a kind of vibration monitor system of mobile article, it is characterised in that including motion sensor, central processing unit and such as right It is required that any described vibration monitoring device, the vibration monitoring device are arranged on the central processing unit in 1-5, the fortune Dynamic sensor is connected to the central processing unit, and performs the command adapted thereto that the central processing unit is sent.
- 7. vibration monitor system as claimed in claim 6, it is characterised in that the motion sensor is MEMS sensor.
- 8. vibration monitor system as claimed in claim 6, it is characterised in that the central processing unit is embeded processor, The motion sensor and the central processing unit are integrated on same circuit board, and the central processing unit is at 32 RISC Manage device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720422059.9U CN206695900U (en) | 2017-04-20 | 2017-04-20 | The vibration monitoring device and system of a kind of mobile article |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720422059.9U CN206695900U (en) | 2017-04-20 | 2017-04-20 | The vibration monitoring device and system of a kind of mobile article |
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| CN206695900U true CN206695900U (en) | 2017-12-01 |
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| CN201720422059.9U Expired - Fee Related CN206695900U (en) | 2017-04-20 | 2017-04-20 | The vibration monitoring device and system of a kind of mobile article |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106932088A (en) * | 2017-04-20 | 2017-07-07 | 北京微澄科技有限公司 | A kind of vibration monitoring methods, devices and systems of mobile article |
| CN111091801A (en) * | 2019-12-31 | 2020-05-01 | 苏州缪斯谈谈科技有限公司 | Method and device for cooperative signal processing of musical instrument |
-
2017
- 2017-04-20 CN CN201720422059.9U patent/CN206695900U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106932088A (en) * | 2017-04-20 | 2017-07-07 | 北京微澄科技有限公司 | A kind of vibration monitoring methods, devices and systems of mobile article |
| CN111091801A (en) * | 2019-12-31 | 2020-05-01 | 苏州缪斯谈谈科技有限公司 | Method and device for cooperative signal processing of musical instrument |
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Granted publication date: 20171201 Termination date: 20190420 |