CN204373772U - A kind of wireless vibration sensor adopting WiFi communication technology - Google Patents
A kind of wireless vibration sensor adopting WiFi communication technology Download PDFInfo
- Publication number
- CN204373772U CN204373772U CN201520016024.6U CN201520016024U CN204373772U CN 204373772 U CN204373772 U CN 204373772U CN 201520016024 U CN201520016024 U CN 201520016024U CN 204373772 U CN204373772 U CN 204373772U
- Authority
- CN
- China
- Prior art keywords
- original paper
- communication technology
- vibration sensor
- vibration
- data
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
A kind of wireless vibration sensor adopting WiFi communication technology, be fixed on equipment under test surface, comprise responsive original paper vibration signal being converted to electric signal being arranged in whole sensor inner bottom part, what be connected with responsive original paper transmits the A/D converting unit that the electric signal come converts digital signal to by responsive original paper, the CPU (central processing unit) be connected with control bus both-way communication by data with A/D converting unit, the communication module of the employing WiFi communication technology be connected with control bus both-way communication by data with CPU (central processing unit), the WiFi antenna be connected with communication module, also comprise the power management module be connected with control bus by data with CPU (central processing unit), power management module is connected with described responsive original paper and A/D converting unit by supply line, the utility model transfers out the digital signal of vibration signal eventually to the external world, coordinate the handheld device with WiFi communication function, follow disclosed vibration signal processing stipulations, the wireless transmission of vibration signal can be realized.
Description
Technical field
The utility model relates to acquisition, the sample and transform technical field of mechanical oscillation signal, is specifically related to a kind of wireless vibration sensor adopting WiFi communication technology.
Background technology
Along with development and the maturation of sensor technology, mechanics of communication, data processing technique and expert system, overall machine vibration monitoring and fault diagnosis technology have also been obtained development and progress at full speed, have become an important technical of rotating machinery state analysis.At present, for the vibration fault that the body of rotating machinery, motor, the parts such as bearing and gear case thereof are common, there are comparatively system and perfect diagnostic method, by Vibration Technique, reliability and the availability of these slewings can be improved, very important effect is played to the safety of equipment or unit and economical operation.
Overall machine vibration monitoring and the fault diagnosis most important condition are the vibration signals obtaining monitored equipment, namely how to use responsive original paper by the dynamic respons of equipment out, and convert follow-up manageable electric signal to, finally convert the digital signal that can process on computers to.The reasons such as consideration and technology maturity are controlled for construction cost, on early stage rotating machinery, vibration transducer is generally installed less, some large rotating machinery has installed vibration transducer when dispatching from the factory, and most utility appliance does not all install vibration transducer.Implement Vibration Condition Monitoring for these subsidiary engines, what generally adopt at present is the mode using special vibrating detecting instrument periodic detection and analysis.Special vibrating detecting instrument, supporting wired vibration transducer, when vibration survey, magnetic support or other mounting meanss is used vibration transducer to be temporarily fixed at the surface of equipment under test, the vibration of equipment is through vibration transducer perception, be converted into electric signal, be transferred in vibration detection instrument by connection signal line again, through analog/digital conversion circuit, become digital signal, then on vibration-detecting instrument, carry out vibration analysis or the vibrational waveform data collected are stored on vibration-detecting instrument temporarily, finally be transferred to again in computing machine, do further process or analyze.This vibration detection mode expand when not increasing investment Vibration Analysis Technology contain the scope of equipment, but lack dirigibility.As, the position of measuring vibrations signal limits by conditions such as sensor cable length, survey crew positions; Sensor signal cable is long, can cause the stressed increase of sensor head, affects the laminating degree of itself and equipment surface, and then affects the accuracy of vibration signal; If the just interim vibration monitoring frequency increasing certain equipment, then must frequently arrive in-site measurement by personnel and realize.
Summary of the invention
In order to solve above-mentioned the deficiencies in the prior art, the purpose of this utility model is to provide a kind of wireless vibration sensor adopting WiFi communication technology, this sensor overall weight meets the requirement not affecting sensor frequency response, the digital signal of vibration signal is transferred out eventually to the external world, coordinate the handheld device with WiFi communication function, follow the signal transacting stipulations of agreement, the wireless transmission of vibration signal can be realized.
In order to achieve the above object, the utility model adopts following technical scheme:
A kind of wireless vibration sensor adopting WiFi communication technology, described wireless vibration sensor is fixed on equipment under test surface, comprise the responsive original paper 1 vibration signal being converted to electric signal being arranged in whole sensor inner bottom part, what be connected with responsive original paper 1 transmits the A/D converting unit 2 that the electric signal come converts digital signal to by responsive original paper 1, the CPU (central processing unit) 3 be connected with control bus 10 both-way communication by data with A/D converting unit 2, the communication module 4 of the employing WiFi communication technology be connected with control bus 10 both-way communication by data with CPU (central processing unit) 3, the WiFi antenna 6 be connected with communication module 4, also comprise the power management module 5 be connected with control bus 10 by data with CPU (central processing unit) 3, power management module 5 is connected with described responsive original paper 1 and A/D converting unit 2 by supply line.
The mounting means of described wireless vibration sensor employing magnetic support is directly adsorbed on equipment under test surface or adopts screw to be rigidly connected the mode of installing and is fixed on the vibration survey position of equipment under test response.
Described WiFi antenna 6 is arranged in and meets in the IP65 shell 8 of IP65 demand.
Described WiFi antenna 6 is arranged along the inner annular of IP65 shell 8.
The shape of described IP65 shell 8 is right cylinder.
Described responsive original paper 1 adopts the responsive original paper of ICP.
The utility model, mainly for the feature of overall machine vibration monitoring and analyzing and diagnosing technology, is distinguished with the core of prior art and is mainly contained:
(1) the utility model installation is convenient.For interim measurement, the mounting means of magnetic support can be adopted, directly be adsorbed on equipment under test surface, the length not by sensor signal cable limits, and would not occur to rock due to signal cable the phenomenon causing vibration transducer and equipment surface to remove loosely, affect vibration signal accuracy; For long-term measurement, can adopt by screw be rigidly connected install mode be fixed on equipment under test response vibration survey position on.
(2) the utility model improves the dirigibility of vibration equipment supervision and analysis.Install interim measurement as required, realize transmitting with the data of data collection station by WiFi, use-pattern is at this moment similar to wired vibration transducer, the signal cable be not only connected with data collection station; During the vibration survey of interim reinforcement to certain equipment, can according to measurement or detection requirement fixed installation, patrol officer regularly uses hand-held data gathering terminal to gather vibration data, reduces personnel labor intensity, improves measurement efficiency; If need long term monitoring more, sensor of the present utility model can being fixedly mounted, and carry out networking according to field condition, when not needing long term monitoring, then removing, use the place of needs.
(3) the utility model has natural universality and dirigibility in data transmission.Be different from the sensor of current existing employing ZigBee wireless telecommunications, the utility model adopts general WiFi communication pattern, need not networking specially, if industry spot has Wi-Fi hotspot, can the WiFi network at direct access industrial scene, send vibration signals collecting data as a vibration acquisition node directly to the server in network; If industry spot does not have Wi-Fi hotspot, point-to-point WiFi mode can be adopted, send vibration signals collecting data directly to hand-held or fixing data collection station.
(4) Acquire and process of the utility model to vibration signal does highly integrated.The utility model is by the perception of vibration signal, transmission, process, gather, processing, the signal transacting link of these dispersions originally such as packing and corresponding processing elements thereof are all integrated in sensor and complete, these links---sensor (perception is vibrated and converted electric signal to), signal cable (from sensor to subsequent cell transmission of electric signals), fore-lying device (does analog filtering to electric signal, the pre-service such as amplification), A/D converter (converting the electrical signal to digital signal), CPU (central processing unit) (coordination of each unit) and communication unit (transmission of digital signals)---develop to obtain comparative maturity, and existing ripe product and application, high integration of the present utility model reduces the volume of vibration signal acquisition system greatly, expand the range of application of vibration monitoring and analytical technology.
(5) the utility model requires lower to the hardware configuration of subsequent data acquisition terminal.What export due to the utility model is the digital signal of vibrational waveform, and the function reality of follow-up acquisition terminal is only follow disclosed communication protocol, obtains the signal that the utility model sends, follow-up collection is called that receiving terminal is more appropriate.Therefore, no matter communicating terminal is adopt smart mobile phone, panel computer or notebook computer, as long as have WiFi function, the data of vibration signal just can be obtained by running corresponding acquisition software, can be further analyzed according to demand, or by corresponding configuration software to the frequency response parameter of sensor, whether implement analog integration, whether implement digital integration, sample frequency, sampling length, sensor ID, IP address, dormancy awakening etc. control.
(6) stipulations of WiFi communication technology that adopt of the utility model for disclosed in.The wireless telecommunications vibration transducer of existing employing WiFi technology adopts the agreement closed in hough transformation in the market, only has the Acquire and process coordinating our company special product just can complete vibration signal, is a closed system.The utility model is to follow-up communication terminal equipment not refering in particular to property, as long as communicating terminal has WiFi function and follow the vibrational waveform data that disclosed communication protocol can obtain this sensor.
Accompanying drawing explanation
Accompanying drawing is a kind of wireless vibration sensor construction schematic diagram adopting WiFi to transmit of the utility model.
Embodiment
Below in conjunction with accompanying drawing and specific works mode, the utility model is described in more detail.
As shown in drawings, a kind of wireless vibration sensor adopting WiFi communication technology of the utility model, equipment under test surface is fixed on by installation screw 7, comprise the responsive original paper 1 vibration signal being converted to electric signal being arranged in whole sensor inner bottom part, with responsive original paper 1 by electric signal bus 11 be connected A/D converting unit 2, the CPU (central processing unit) 3 be connected with control bus 10 both-way communication by data with A/D converting unit 2, the communication module 4 of the employing WiFi communication technology be connected with control bus 10 both-way communication by data with CPU (central processing unit) 3, the WiFi antenna 6 be connected with communication module 4, also comprise the power management module 5 be connected with control bus 10 by data with CPU (central processing unit) 3, power management module 5 is connected with described responsive original paper 1 and A/D converting unit 2 by supply line.A/D converting unit 2 is responsible for responsive original paper 1 being transmitted the electric signal come and is converted digital signal to, and carries out once according to setting or do not carry out analog integration.The digital signal that A/D converting unit 2 is sent here is stored in the storer in unit by CPU (central processing unit) 3, and carries out once according to setting or do not carry out digital integration.The information that the responsible reception outside of communication module 4 is transmitted or the ready data of CPU (central processing unit) 3 are sent by WiFi antenna 6.
As preferred implementation of the present utility model, the mounting means of described wireless vibration sensor employing magnetic support is directly adsorbed on equipment under test surface or adopts screw to be rigidly connected the mode of installing and is fixed on the vibration survey position of equipment under test response.
As preferred implementation of the present utility model, described WiFi antenna 6 is arranged in and meets in the IP65 shell 8 of IP65 demand.
Further, for increasing signal intensity, described WiFi antenna 6 is arranged along the inner annular of IP65 shell 8.
As preferred implementation of the present utility model, the shape of described IP65 shell 8 is right cylinder, and like this, the metal surface passed when WiFi signal is transmitted is obtuse angle, avoids the too small frequent reflection causing WiFi signal in narrow space of the metal surface angle of cut; In addition, when using magnetic support absorption to install, cylindrical shell and cylindrical magnetic support have higher profile compatible degree, and globality is easy to be easily accepted by a user.
As preferred implementation of the present utility model, when using PC and the utility model communication, the wlanapi.dll provided by calling Microsoft can realize to the utility model transmission configuration, parameter, order, and obtains the vibrational waveform data that the utility model beams back.
As preferred implementation of the present utility model, described responsive original paper 1 adopts the responsive original paper of ICP.
Principle of work of the present utility model is: after the communication module 4 of sensor is received orders by WiFi antenna 6, first will wake CPU (central processing unit) 3 up, and sends to CPU (central processing unit) 3 to carry out command analysis by data and control bus 10 order received.CPU (central processing unit) 3 resolves the order received by disclosed communication protocol, if not the order of issuing this sensor, stopping responded; If be confirmed to be the order of issuing this sensor, will perform by command context.CPU (central processing unit) 3 starts power management module 5 by data and control bus 10 and powers to responsive original paper 1 and A/D converting unit 2 after the order of issuing this sensor received being resolved by communication protocol.Treat time delay a period of time, after completing initialization, the order received is sent to A/D converting unit 2 by CPU (central processing unit) 3, and now A/D converting unit 2 starts to receive the electric signal sent by electric signal bus 11 by responsive original paper 1.A/D converting unit 2 is started working by order request, and the digital signal after conversion is transferred to CPU (central processing unit) 3 by data and control bus 10.CPU (central processing unit) 3 presses order request, by vibrational waveform digital signal by after open stipulations packing, is transferred to communication module 4 by data and control bus 10.Data are sent by WiFi antenna 6 by communication module 4, complete collection and the wireless transmission of vibration signal.
Claims (6)
1. one kind adopts the wireless vibration sensor of WiFi communication technology, described wireless vibration sensor is fixed on equipment under test surface, it is characterized in that: comprise the responsive original paper (1) vibration signal being converted to electric signal being arranged in whole sensor inner bottom part, what be connected with responsive original paper (1) transmits the A/D converting unit (2) that the electric signal come converts digital signal to by responsive original paper (1), the CPU (central processing unit) (3) be connected with control bus (10) both-way communication by data with A/D converting unit (2), the communication module (4) of the employing WiFi communication technology be connected with control bus (10) both-way communication by data with CPU (central processing unit) (3), the WiFi antenna (6) be connected with communication module (4), also comprise the power management module (5) be connected with control bus (10) by data with CPU (central processing unit) (3), power management module (5) is connected with described responsive original paper (1) and A/D converting unit (2) by supply line.
2. the wireless vibration sensor of employing WiFi communication technology according to claim 1, is characterized in that: the mounting means of described wireless vibration sensor employing magnetic support is directly adsorbed on equipment under test surface or adopts screw to be rigidly connected the mode of installing and is fixed on the vibration survey position of equipment under test response.
3. the wireless vibration sensor of employing WiFi communication technology according to claim 1, is characterized in that: described WiFi antenna (6) is arranged in and meets in the IP65 shell (8) of IP65 demand.
4. the wireless vibration sensor of employing WiFi communication technology according to claim 3, is characterized in that: described WiFi antenna (6) is arranged along the inner annular of IP65 shell (8).
5. the wireless vibration sensor of employing WiFi communication technology according to claim 3, is characterized in that: the shape of described IP65 shell (8) is right cylinder.
6. the wireless vibration sensor of employing WiFi communication technology according to claim 1, is characterized in that: described responsive original paper (1) adopts the responsive original paper of ICP.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520016024.6U CN204373772U (en) | 2015-01-08 | 2015-01-08 | A kind of wireless vibration sensor adopting WiFi communication technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520016024.6U CN204373772U (en) | 2015-01-08 | 2015-01-08 | A kind of wireless vibration sensor adopting WiFi communication technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204373772U true CN204373772U (en) | 2015-06-03 |
Family
ID=53329984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520016024.6U Expired - Fee Related CN204373772U (en) | 2015-01-08 | 2015-01-08 | A kind of wireless vibration sensor adopting WiFi communication technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204373772U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105628102A (en) * | 2016-02-25 | 2016-06-01 | 中国石油化工股份有限公司 | Wireless transmission temperature vibration transmitter of magnetic adsorption type |
| CN109632069A (en) * | 2019-01-23 | 2019-04-16 | 杭州嘉诚机械有限公司 | Portable speed reducer vibration measurement module and measurement method |
-
2015
- 2015-01-08 CN CN201520016024.6U patent/CN204373772U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105628102A (en) * | 2016-02-25 | 2016-06-01 | 中国石油化工股份有限公司 | Wireless transmission temperature vibration transmitter of magnetic adsorption type |
| CN109632069A (en) * | 2019-01-23 | 2019-04-16 | 杭州嘉诚机械有限公司 | Portable speed reducer vibration measurement module and measurement method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204496686U (en) | Based on the wireless monitor system of vibration transducer | |
| CN102096399B (en) | Embedded energy data acquisition unit | |
| CN201993167U (en) | Wireless vibration sensing device | |
| CN103196494A (en) | Embedded type self-powered wireless sensing system for highway health monitoring | |
| CN202018682U (en) | Inspection tour instrument for real-time synchronous data | |
| CN104635691A (en) | Cloud service system for data acquisition and analysis | |
| CN205301926U (en) | Embedded high -speed water pump vibrations data acquisition system based on DSP | |
| CN203758635U (en) | Wireless intelligent temperature transmitter | |
| CN204373772U (en) | A kind of wireless vibration sensor adopting WiFi communication technology | |
| CN104199411A (en) | Industrial bus data gathering system based on Labview | |
| CN103786093A (en) | Graphical detection display method for real-time monitoring of grinding state | |
| CN103759686A (en) | Automatic jigger axis measuring device and measuring method thereof | |
| CN111005831A (en) | Small-size horizontal hydroelectric set state monitoring device based on radio frequency identification technology | |
| CN201600439U (en) | Generator state monitoring system based on virtual instrument and wireless sensor network | |
| CN204511847U (en) | A kind of plunger pump working state remote monitoring device | |
| CN211178727U (en) | Wireless vibration monitoring system | |
| CN203745076U (en) | Portable vibration-testing device for gear case of double-feed wind turbine generation set of wireless communication type | |
| CN211623600U (en) | Small-size horizontal hydroelectric set state monitoring device based on radio frequency identification technology | |
| CN105974859A (en) | Wireless monitoring system based on vibration sensor | |
| CN103246223A (en) | Zigbee-based sensing measurement and control system | |
| CN104165683A (en) | Online power capacitor vibration monitoring device | |
| CN204269221U (en) | A kind of power capacitor vibration on-line monitoring device | |
| CN108955867A (en) | A kind of multichannel remote oscillation signal monitor and monitor system | |
| CN202648706U (en) | Comprehensive environment monitoring instrument | |
| CN203595751U (en) | Machine-tool spindle current monitor based on single-chip microcomputer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150603 Termination date: 20190108 |