CN207395885U - Carry electric oscillation monitoring device and vibration monitor system - Google Patents
Carry electric oscillation monitoring device and vibration monitor system Download PDFInfo
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- CN207395885U CN207395885U CN201721567737.7U CN201721567737U CN207395885U CN 207395885 U CN207395885 U CN 207395885U CN 201721567737 U CN201721567737 U CN 201721567737U CN 207395885 U CN207395885 U CN 207395885U
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- monitoring device
- vibration
- monitor system
- piezoelectric ceramics
- power generator
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Abstract
Electric oscillation monitoring device and vibration monitor system including the vibration monitoring device are carried the utility model is related to a kind of.The vibration monitoring device is included as the current vortex sensor of vibrating sensor, rechargeable battery and piezoelectric ceramics power generator, piezoelectric ceramics power generator and rechargeable battery are connected respectively by power supply circuit with current vortex sensor, piezoelectric ceramics power generator is connected by charging circuit with rechargeable battery, vibration monitoring device further includes power switching circuit, for piezoelectric ceramics power generator power supply and it is rechargeable battery powered between switch over.Vibration monitor system further includes data acquisition device, data transmission device and data storing platform.Carry the electric oscillation monitoring device and vibration monitor system of the utility model are supplied certainly by the power supply of vibration monitoring device, the long-term unattended surveillance of vibration information can be realized in the case where being changed without battery, and low-consumption wireless transmission can be used in vibration information, greatly reduces data transmission cost.
Description
Technical field
The utility model is related to vibration monitoring field, more particularly, to one kind carry electric oscillation monitoring device and comprising
The vibration monitor system of the monitoring device.
Background technology
The occasions such as bridge, railway, underground railway track, it is often necessary to which long term monitoring is carried out to vibration information.Currently, vibration is long-term
Monitoring has the following problems：Equipment electric energy supply problem, it is traditional to need periodic replacement battery from charged (battery powered) mode,
A large amount of manpower and materials are expended, the old and useless battery of generation is generated into huge pollution；The remote transmission problem of monitoring data, due to prison
The survey time is long, scope is wide, and using wired data transmission, a large amount of cables will be consumed by establishing complete data transmission network, meanwhile,
The maintenance cost of cable aging is big, risk is high.
Utility model content
The purpose of this utility model carries electric oscillation monitoring device and is filled comprising the vibration monitoring at least that providing one kind
The vibration monitor system put can realize the long-term unattended surveillance of vibration information in the case where being changed without battery.
In order to achieve the above objects and other related objects, the embodiment offer of the utility model is a kind of shakes from charged
Dynamic monitoring device, including vibrating sensor and power supply, the vibrating sensor is current vortex sensor, and the power supply includes charging
Battery and piezoelectric ceramics power generator；The piezoelectric ceramics power generator and rechargeable battery pass through power supply circuit and the electricity respectively
Eddy current sensor connects；The piezoelectric ceramics power generator is connected by charging circuit with the rechargeable battery；It is described from charged
Vibration monitoring device further includes power switching circuit, for piezoelectric ceramics power generator power supply and it is rechargeable battery powered between into
Row switching.
In one embodiment, the rechargeable battery is lithium battery.
In one embodiment, the utility model provides a kind of vibration monitor system, including foregoing any embodiment
Carry electric oscillation monitoring device, data acquisition device, data transmission device and data storing platform；The data acquisition device
It is connected with the current vortex sensor, for the acquisition of sensor signal；The data acquisition device passes through data transmission device
It is connected with data storing platform, to the sensor signal of data storing platform transmission acquisition.
In one embodiment, the data acquisition device is the microcontroller for carrying ADC.
In one embodiment, the data transmission device is Zigbee wireless networks.
In one embodiment, the data storing platform is cloud computing platform.
It is provided by the utility model to carry the electricity of electric oscillation monitoring device and vibration monitor system by vibration monitoring device
From supply, the long-term unattended surveillance of vibration information, and vibration information can be realized in the case where being changed without battery
It is transmitted using low-consumption wireless, greatly reduces data transmission cost.
Description of the drawings
Fig. 1 is the connection relationship diagram of each component of the utility model vibration monitor system one embodiment.
Specific embodiment
Below in conjunction with the accompanying drawings, by taking specific embodiment as an example, the embodiment of the utility model is described in detail.
It is provided by the utility model carry electric oscillation monitoring device and vibration monitor system can be applicable to bridge, railway,
Rail road etc. needs the occasion of long term monitoring vibration information, is particularly suitable for the long-term unmanned monitoring of underground railway track vibration, monitoring
Vibration be mainly the vibration that is generated on rail of subway circulation.
Fig. 1 shows one embodiment of the utility model vibration monitor system, which includes shaking from charged
Dynamic monitoring device, data acquisition device 4, data transmission device 5 and data storing platform 6.
Carrying electric oscillation monitoring device includes current vortex sensor 1 and piezoelectric ceramics power generator 2.
Current vortex sensor is a kind of contactless vibration-measuring sensor, and for the monitoring of vibration, basic principle is to utilize
Eddy current effect of the metallic object in alternating magnetic field, when being connected with the coil of alternating current close to conductive surface, through conductor
Magnetic flux will induce alternating current in conductive surface, which forms a closed loop in conductive surface, is referred to as vortexed, this
One electric current generates a magnetic flux for passing through primary coil again, and therefore, primary coil is equivalent to two coils to intercouple with current vortex,
The result of coupling so that the inductance of primary coil is changed.When vibration displacement changes, the reflection effect of high-frequency vortex
Change, output voltage is caused to change, signal voltage ratio is in the size of displacement, the mechanical periodicity reflection vibration frequency of signal voltage
Rate.
Piezoelectric ceramics power generator is a kind of device to be generated electricity using piezoelectric effect, and piezoelectric material is imitated with piezoelectricity
Should, piezoelectric effect is to cause the opposite of charged particle since crystal deforms upon (elongation and compression) under the action of mechanical force
Displacement (deviation equilbrium position) so that total electric moment of crystal change and caused by, be divided into direct piezoelectric effect and inverse pressure
Two aspects of electrical effect, what the two was coupled, if adding alternating electric field on piezoelectric ceramics, it will be alternately present and stretch
Long and compression, that is, vibrate, conversely, piezoelectric ceramics occurs also generate electric field during mechanical oscillation, that is, shaking using machinery
It is dynamic that piezoelectric ceramic vibration is made to generate electricity.The utility model is based on the above-mentioned operation principle of piezoelectric ceramics power generator, by piezoelectricity
Ceramic power generator is applied in vibration monitoring occasion, and the vibration monitored is converted to electric energy, and passes through power supply circuit to electric whirlpool
Flow sensor 1 is powered, so as to avoid the frequent trouble for replacing battery.
Above-mentioned current vortex sensor and piezoelectric ceramics power generator can choose from the market, can also customize.
If only powered by current vortex sensor of piezoelectric ceramics power generator, may not be connected due to the electric current of its generation
It is continuous, irregular, monitoring is caused to interrupt, accuracy of detection is reduced or even critical data is caused to lose.Therefore, electric oscillation monitoring is carried
Device, which further includes, to be directly used as stand-by power supply, such as lithium battery, piezoelectricity pottery for the rechargeable battery 3 that current vortex sensor 1 is powered
Porcelain power generator 2 can connect the rechargeable battery 3 by charging circuit, while for charging for battery 3, and pass through power switching electricity
Road switches between the power supply of piezoelectric ceramics power generator and battery powered.Power switching circuit can be used general spare
Power supply switch circuit is switched based on voltage change, and the vibration signal control circuit that can be also detected according to current vortex sensor is cut
It changes.
Data acquisition device 4 is the microcontroller for carrying ADC (analog-digital converter), is connected with current vortex sensor 1, acquisition electricity
The voltage signal of eddy current sensor 1, and after analog-to-digital conversion data storing platform 6 is sent to through data transmission device 5.Data pass
Zigbee module can be used in defeated device 5, and the data storing platform 6 can be computer.Preference data transmitting device 5 uses
Zigbee wireless networks, the Zigbee wireless networks include acquisition node, data transmission relay node, data acquisition main website sum number
According to transport gateway, and 6 preferred cloud computing platform of data storing platform, cloud computing platform real-time storage data, and can also be into
One step is based on long term monitoring data and carries out Response Analysis, and the identification vibrated using depth artificial neural network is with commenting
Valency.
Although it is represented in Fig. 1 with connecting line between current vortex sensor and data acquisition device, data acquisition device and number
According to the connection relation between transmitting device and between data transmission device and data storing platform, but this does not represent above-mentioned company
The transmission of data must preferably be carried out actually and in a manner of wireless connection in a manner of wired connection by connecing.
It is provided by the utility model to carry the electricity of electric oscillation monitoring device and vibration monitor system by vibration monitoring device
From supply, the long-term unattended surveillance of vibration information, and vibration information can be realized in the case where being changed without battery
It is transmitted using low-consumption wireless, greatly reduces data transmission cost.
The above embodiments are only illustrative of the principle and efficacy of the utility model, new not for this practicality is limited
Type.Any person skilled in the art can all carry out above-described embodiment under the spirit and scope without prejudice to the utility model
Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the revealed essence of the utility model
God and all equivalent modifications completed under technological thought or change, should be covered by the claim of the utility model.
Claims (6)
1. one kind carries electric oscillation monitoring device, including vibrating sensor and power supply, it is characterised in that：
The vibrating sensor is current vortex sensor, and the power supply includes rechargeable battery and piezoelectric ceramics power generator；
The piezoelectric ceramics power generator and rechargeable battery are connected respectively by power supply circuit with the current vortex sensor；
The piezoelectric ceramics power generator is connected by charging circuit with the rechargeable battery；
The electric oscillation monitoring device that carries further includes power switching circuit, for powering and charging in piezoelectric ceramics power generator
It is switched between battery powered.
2. according to claim 1 carry electric oscillation monitoring device, it is characterised in that：
The rechargeable battery is lithium battery.
3. a kind of vibration monitor system, it is characterised in that：
Including it is according to claim 1 or 2 carry electric oscillation monitoring device, data acquisition device, data transmission device and
Data storing platform；
The data acquisition device is connected with the current vortex sensor, for the acquisition of sensor signal；
The data acquisition device is connected by data transmission device with data storing platform, is transmitted to the data storing platform
The sensor signal of acquisition.
4. vibration monitor system according to claim 3, it is characterised in that：
The data acquisition device is the microcontroller for carrying ADC.
5. vibration monitor system according to claim 3, it is characterised in that：
The data transmission device is Zigbee wireless networks.
6. vibration monitor system according to claim 3, it is characterised in that：
The data storing platform is cloud computing platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721567737.7U CN207395885U (en) | 2017-11-21 | 2017-11-21 | Carry electric oscillation monitoring device and vibration monitor system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721567737.7U CN207395885U (en) | 2017-11-21 | 2017-11-21 | Carry electric oscillation monitoring device and vibration monitor system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207395885U true CN207395885U (en) | 2018-05-22 |
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| CN201721567737.7U Active CN207395885U (en) | 2017-11-21 | 2017-11-21 | Carry electric oscillation monitoring device and vibration monitor system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111001566A (en) * | 2019-12-24 | 2020-04-14 | 天地（唐山）矿业科技有限公司 | Vibrating screen state monitoring device and vibrating screen |
| CN111510023A (en) * | 2020-04-27 | 2020-08-07 | 辽宁科技大学 | Blasting vibration energy power generation and monitoring system |
| CN111551139A (en) * | 2020-05-11 | 2020-08-18 | 浙江大学 | Self-energy type structure monitoring wireless sensor based on piezoelectric effect |
| CN112907925A (en) * | 2019-12-03 | 2021-06-04 | 中国石油化工股份有限公司 | Downhole data monitoring system and method |
| CN113295263A (en) * | 2021-05-19 | 2021-08-24 | 二重（德阳）重型装备有限公司 | Self-generating vibration monitoring and alarming device |
-
2017
- 2017-11-21 CN CN201721567737.7U patent/CN207395885U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112907925A (en) * | 2019-12-03 | 2021-06-04 | 中国石油化工股份有限公司 | Downhole data monitoring system and method |
| CN111001566A (en) * | 2019-12-24 | 2020-04-14 | 天地（唐山）矿业科技有限公司 | Vibrating screen state monitoring device and vibrating screen |
| CN111510023A (en) * | 2020-04-27 | 2020-08-07 | 辽宁科技大学 | Blasting vibration energy power generation and monitoring system |
| CN111551139A (en) * | 2020-05-11 | 2020-08-18 | 浙江大学 | Self-energy type structure monitoring wireless sensor based on piezoelectric effect |
| CN113295263A (en) * | 2021-05-19 | 2021-08-24 | 二重（德阳）重型装备有限公司 | Self-generating vibration monitoring and alarming device |
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