CN106768047A - A kind of wireless vibration and temperature complex sensor - Google Patents
A kind of wireless vibration and temperature complex sensor Download PDFInfo
- Publication number
- CN106768047A CN106768047A CN201611194838.4A CN201611194838A CN106768047A CN 106768047 A CN106768047 A CN 106768047A CN 201611194838 A CN201611194838 A CN 201611194838A CN 106768047 A CN106768047 A CN 106768047A
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- Prior art keywords
- module
- pcb
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- vibration
- temperature
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 21
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 21
- 238000004880 explosion Methods 0.000 claims abstract description 12
- 230000009466 transformation Effects 0.000 claims abstract description 10
- 230000001133 acceleration Effects 0.000 claims abstract description 7
- 238000004891 communication Methods 0.000 claims abstract description 6
- 230000005611 electricity Effects 0.000 claims description 7
- 229910001018 Cast iron Inorganic materials 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 4
- 230000006641 stabilisation Effects 0.000 claims description 4
- 238000011105 stabilization Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000005275 alloying Methods 0.000 claims description 2
- 238000012360 testing method Methods 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000000203 mixture Substances 0.000 abstract description 2
- 238000005265 energy consumption Methods 0.000 abstract 1
- 230000010358 mechanical oscillation Effects 0.000 abstract 1
- 238000012544 monitoring process Methods 0.000 description 8
- 238000004458 analytical method Methods 0.000 description 2
- 235000018734 Sambucus australis Nutrition 0.000 description 1
- 244000180577 Sambucus australis Species 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- OGFXBIXJCWAUCH-UHFFFAOYSA-N meso-secoisolariciresinol Natural products C1=2C=C(O)C(OC)=CC=2CC(CO)C(CO)C1C1=CC=C(O)C(OC)=C1 OGFXBIXJCWAUCH-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 150000003071 polychlorinated biphenyls Chemical class 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The present invention is a kind of wireless vibration and temperature complex sensor, a kind of device for detecting mechanical oscillation and surface temperature.It is characterized in that：Described device has the power amplifier module of integrated temperature and vibration acceleration sensor module, built-in PCB antenna and power amplifier chip composition, and detects function with battery electric quantity.Described device has the explosion-proof plastic end cover of sensor module, lithium battery group, PCB, and hard and explosion-resistant enclosure.Low power consumption switch module, power amplifier module, voltage transformation module and wireless transceiver module are integrated with PCB.Described sensor module is connected with PCB, and the vibration that then will wirelessly be collected by the wireless transceiver module in PCB is wirelessly transmitted to communication station with temperature signal.Described communication station is a kind of device that can receive the vibration signal and temperature signal sent by power amplifier module.Lithium battery group is that sensor module and PCB are powered.The present invention have low in energy consumption, high precision, it is easy to use the characteristics of, be that industrial field device is intelligent, automation is laid a good foundation the shortcomings of solving the wired acquisition system of industry spot and connect up cumbersome, very flexible, maintenance cost high.
Description
Technical field
The present invention relates to a kind of wireless compound sensor for gathering industrial field device vibration signal and temperature signal,
Can be used for the vibration of industrial field device and the collection of temperature signal, treatment and transmit wirelessly.
Background technology
At present, industrial field device vibration acceleration signal is gathered by wired sensor, this collection
System has a series of drawback, such as：Wiring is complicated, or even the region having or cannot not allow wiring, especially with
The continuous lifting of power system capacity, wiring is promoted to systematic difference and serves very big restriction effect, can only be in conditions permit
Occasion use.Once damaged or fracture occurs in the sensor wire for monitoring certain equipment, then regional area can be enable to lose monitoring
Power, causes the monitoring system of the equipment to fail, and potential threat and dangerous is brought to industrial production；And wired acquisition system
Also in the presence of wiring is complicated, monitoring point and network structure are relatively fixed, flexibility is not enough and autgmentability is poor, system deployment with safeguard into
The shortcomings of this is high, and wireless senser itself has without connecting up, can adapt to various environment, detecting that accuracy is higher and reliable
Property it is high the advantages of, can be good at making up the existing problem of wired sensor, therefore very real in industrial field device monitoring
With.
The content of the invention
Problem to be solved by this invention is to provide a kind of wireless senser that can be used for industry spot and can meet severe
Environment, is acquired with reaching vibration acceleration to industrial field device, temperature signal, and is alarmed work(with low battery
Energy.
For the present invention that solves the above problems is a kind of wireless vibration and temperature complex sensor, its include explosion-resistant enclosure,
The explosion-proof plastic end cover of hard, sensor module, PCB, lithium battery group.
Sensor module has been internally integrated temperature sensor, vibration acceleration sensor and charge amplifier, can pick up
Take the vibration signal and temperature signal of industrial field device, charge amplifier is by the letter that collects vibration acceleration sensor
Number enhanced processing, is easy to follow-up signal to process.
Further, low power consumption switch module, power amplifier module, voltage transformation module are integrated with above-mentioned PCB
And wireless transceiver module, the signal that sensor module is collected, changed by wireless transceiver module A/D, then by work(
Rate amplification module sends.
Further, the wireless transceiver module in described PCB, it provides micro-control unit and wireless device
Between an interface so that order can be sent, reading state is automatically brought into operation and determines the order of wireless device event, and
With the A/D translation functions of 12, the analog signal that can be collected sensor module carries out being converted to data signal.
Further, the power amplifier module in described PCB, is by built-in PCB antenna and power amplifier chip
Composition, the vibration sent from wireless transceiver module is amplified with temperature signal by power amplifier chip, then by interior
Put PCB antenna and send the signal to remote communications station, built-in PCB antenna has small volume, and high gain is total to power amplifier chip
Same-action, further lifts transmission range.
Further, the low power consumption switch module in described PCB, is that described sensor module is powered, and works as biography
When sensor module carries out signal acquisition, power supply is opened, sensor module collection terminates, and closes power supply, reduces to lithium battery group
Electric quantity consumption, reduce power consumption.
Further, the voltage transformation module in described PCB, it is by the voltage stabilization of lithium battery group in PCB electricity
The supply voltage of the operating voltage of modules and sensor module on the plate of road.Described voltage transformation module can be to lithium electricity
The electricity of pond group carries out low-voltage alarm, and alarm threshold value is set by changing resistance size, when lithium battery group voltage drop
To below threshold value, alarm signal is sent, so that the lithium electricity group for more renewing.
Further, apparatus of the present invention also have explosion-resistant enclosure and the explosion-proof plastic end cover of hard, and described sensor module is located at
In explosion-resistant enclosure, PCB and built-in PCB antenna and lithium battery group the explosion-proof plastic end cover of hard and explosion-resistant enclosure it
Between.Explosion-resistant enclosure material uses cast iron, and alloying element can be added in plain cast iron, and it has case hardness very high
And wearability, ensure that compound sensor normally works in the presence of a harsh environment, the explosion-proof plastic end cover of described hard is used
Incombustible material, can bear 260 ° of heat stabilization test, screwed with explosion-resistant enclosure and can not shield built-in PCB antenna hair
The vibration sent out and temperature signal.
Further, lithium battery group is into battery capacity is big after parallel connection, can be continuously multiple by three sections lithium battery group in parallel
Close sensor power.
The present invention solves vibration, the acquisition problem analysis of temperature parameter of industrial field device, and can be reached for work from now on
The even monitoring of colliery downhole equipment working condition of industry scene provides prerequisite with analysis.Due to present invention employs the above
Technical scheme, so have advantages below：
1st, temperature and vibrating sensing unit are integrated with, industrial field device vibration, temperature signal can be simultaneously gathered；
2nd, the vibration of acquisition and temperature signal are wirelessly transferred to supporting communication station, solve current industrial scene
Wired sensor monitoring system disposes problem complicated, difficult in maintenance；
3rd, wireless transmission antenna uses built-in PCB antenna and power amplifier chip collective effect, has both been avoided that external antenna was pliable
Folding and the defect damaged, and signal transmission power is improved simultaneously；
4th, with electric quantity monitoring function, can in time understand sensor information about power, be easy to the advantage of battery altering；
5th, with dust-proof, water-proof function, can be worked in the industry spot of bad environments.
Brief description of the drawings
Above-mentioned is only the general introduction of technical solution of the present invention, in order to better understand the present invention, below in conjunction with accompanying drawing with
The present invention is described in further detail for specific embodiment.
Fig. 1 is the face shaping of a kind of wireless vibration and temperature complex sensor.
1. the explosion-proof plastic end cover of hard, 2. inside the explosion-proof plastic end cover of hard, 3. explosion-resistant enclosure, 4. compound sensor bottom
Seat.
Fig. 2 is the view of a kind of wireless vibration and temperature complex sensor.
5.PCB circuit boards install floor.
Fig. 3 is the structure chart of pcb board.
6. sensor die group interface, 7. low power consumption switch module, 8. wireless transceiver module, 9. voltage transformation module, 10.
Power amplifier module.
Specific embodiment
Refer to shown in Fig. 1 and 2, the present invention is a kind of wireless vibration and temperature composite sensing based on Zigbee protocol
Device, which includes the explosion-proof plastic end cover of 1. hard, 2. inside the explosion-proof plastic end cover of hard, 3. explosion-resistant enclosure, 4. base,
5.PCB circuit boards install floor.
Fig. 1 is referred to, shown in 2,3, the wiring of sensor module 6 sensor die group interfaces in PCB is accessed into, so
Powered to PCB with lithium battery group afterwards, while also for sensor module is powered, then pacifying lithium battery and PCB
It is placed on inside the explosion-proof plastic end cover of 2 hard, is fixed on 5 PCBs and installs on floor, then by the explosion-proof plastic end cover of 1 hard
Screwed with 3 explosion-resistant enclosures by screw thread, 4 bases are pasted onto by mechanical part surface by magnetic force suction base or seccotine, gathered
The vibration of machinery and temperature signal.
Refer to shown in Fig. 3, the power line of sensor module is connected to 7 low power consumption switch modules, the choosing of low power consumption switch module
It is PNP type triode, power line is incorporated into the colelctor electrode of triode, and the selection of 9 voltage transformation modules is DC/DC cores
Piece is TPS60120, the 3.3V that 9 voltage transformation modules are exported is connected to the emitting stage of triode, by 8 wireless transceiver modules
One I/O mouthfuls low and high level control triode base stage low and high level, 8 wireless transceiver modules select be CC2530
Chip, belongs to enhanced 8051 type CPU, so as to reach the power supply control to sensor module.The vibration output of sensor module
Holding wire accesses the A/D ALT-CH alternate channels of CC2530, and changing the analog signal that will be collected by the A/D of CC2530 is converted to numeral
Signal, and the DS18B20 that temperature sensor is selected is directly accessed the I/O of CC2530, can be to collecting by SECO
Temperature data is read out.
Refer to shown in Fig. 3,10 power amplifier modules are collectively constituted by built-in PCB antenna and power amplifier chip, interior
PCB antenna is put by designing a inverse-F antenna with HFSS, its small volume, and meet impedance matching, it is excellent that gain is big etc.
Point.What power amplifier chip was selected is CC2591 chips, the signal power that increase CC2530 radio receiving transmitting modules send, Ran Houjing
The further promotion signal intensity of built-in PCB antenna is crossed, remote communications station is sent the signal to.
Refer to shown in Fig. 3, the DC/DC chip TPS60120 of 9 voltage transformation modules arrive the voltage conversion of lithium battery group
3.3V is CC2530, triode, and sensor module is powered and CC2591 power amplifier chips are powered, while TPS60120 chips
LBO pins be connected to the I/O pin of CC2530, by setting TPS60120 divider resistances come given threshold, then read
The low and high level of the I/O pins of CC2530 come judge electric quantity of lithium battery whether less than setting threshold value, so as to reach the mesh of alarm
's.
The above, is only preferable operational instances of the invention, and any formal limitation, this dress are not made to the present invention
Putting can be disposed in industry spot fast and easy, and vibration equipment and temperature signal are especially realized in the environment for being inconvenient to connect up
Collection, the detection range of vibratory equipment is expanded, while built-in PCB antenna, also overcomes field erected inconvenience.
Claims (6)
1. a kind of wireless vibration and temperature complex sensor, it passes through power amplifier module in PCB wirelessly
It is sent to collection and transmission that communication station completes vibration and temperature signal, it is characterised in that：Described compound sensor is included
The explosion-proof plastic end cover of explosion-resistant enclosure, hard, sensor module, PCB, lithium battery group, described sensor module include
Vibration acceleration sensor, charge amplifier, temperature sensor, the vibration acceleration sensor and described charge amplifier
It is connected and is connected with PCB, described temperature sensor is also connected with PCB, collects in described PCB
Into low power consumption switch module, power amplifier module, wireless transceiver module and voltage transformation module, its voltage transformation module will
The voltage stabilization of lithium battery group in PCB the operating voltage of modules and the supply voltage of sensor module and
Low-voltage alarm can be carried out to the electricity of lithium battery group, alarm threshold value is set by changing resistance partial pressure, when lithium electricity
Pond group voltage is dropped to below threshold value, sends alarm signal, so that the lithium electricity group for more renewing.
2. a kind of wireless vibration and temperature complex sensor according to claims 1, it is characterised in that：Described PCB
Radio receiving transmitting module on circuit board, it provides an interface between micro-control unit and wireless device so that Ke Yifa
Go out order, reading state is automatically brought into operation and determines the order of wireless device event.
3. a kind of wireless vibration and temperature complex sensor according to claims 1, it is characterised in that：Described PCB
Power amplifier module on circuit board, is made up of built-in PCB antenna and power amplifier chip, and built-in PCB antenna has volume
Small, high gain and power amplifier chip collective effect lift transmission range.
4. a kind of wireless vibration and temperature complex sensor according to claims 1, it is characterised in that：Described PCB
Low power consumption switch module on circuit board, it is that described sensor module is powered, when sensor module carries out signal acquisition,
Power supply is opened, sensor module signal acquisition terminates, close power supply, reduce the electric quantity consumption to lithium battery group, reduce power consumption.
5. a kind of wireless vibration and temperature complex sensor according to claims 1, it is characterised in that：Described is explosion-proof
Shell is cast iron, and alloying element is added in plain cast iron, and it has case hardness and wearability very high, be ensure that multiple
Sensor is closed normally to work in the presence of a harsh environment.
6. a kind of wireless vibration and temperature complex sensor according to claims 1, it is characterised in that：Described hard
Explosion-proof plastic end cover, using incombustible material, can bear 260 ° of heat stabilization test, be screwed with explosion-resistant enclosure, and can not
Vibration and temperature signal that shielding power amplifier module sends out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611194838.4A CN106768047A (en) | 2016-12-22 | 2016-12-22 | A kind of wireless vibration and temperature complex sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611194838.4A CN106768047A (en) | 2016-12-22 | 2016-12-22 | A kind of wireless vibration and temperature complex sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106768047A true CN106768047A (en) | 2017-05-31 |
Family
ID=58900124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611194838.4A Pending CN106768047A (en) | 2016-12-22 | 2016-12-22 | A kind of wireless vibration and temperature complex sensor |
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| Country | Link |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108981826A (en) * | 2018-09-12 | 2018-12-11 | 成都安尔法智控科技有限公司 | Three shaft vibrations and temperature monitoring sensor |
| CN109655106A (en) * | 2018-07-30 | 2019-04-19 | 杭州哲达科技股份有限公司 | One kind being used for running device Ankang real-time monitoring system |
| CN109975409A (en) * | 2019-04-22 | 2019-07-05 | 济南大学 | Wireless acoustic emission sensor based on cement base piezoelectric composite material |
| CN111256763A (en) * | 2020-03-26 | 2020-06-09 | 合肥中科根云设备管理有限公司 | High natural frequency micro-mechanical wireless acceleration and temperature two-in-one sensor |
| CN111982194A (en) * | 2020-08-18 | 2020-11-24 | 成都一通密封股份有限公司 | Wireless pressure and temperature integrated sensor |
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| CN206583478U (en) * | 2016-12-22 | 2017-10-24 | 北京智信汇诚科技有限公司 | A kind of wireless vibration and temperature complex sensor |
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2016
- 2016-12-22 CN CN201611194838.4A patent/CN106768047A/en active Pending
Patent Citations (6)
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| CN201788268U (en) * | 2010-07-22 | 2011-04-06 | 四川长虹电器股份有限公司 | Capacity checking device for lithium batteries |
| US20150168268A1 (en) * | 2013-12-16 | 2015-06-18 | Tdg Aerospace, Inc. | Monitoring systems and methods |
| 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 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109655106A (en) * | 2018-07-30 | 2019-04-19 | 杭州哲达科技股份有限公司 | One kind being used for running device Ankang real-time monitoring system |
| CN108981826A (en) * | 2018-09-12 | 2018-12-11 | 成都安尔法智控科技有限公司 | Three shaft vibrations and temperature monitoring sensor |
| CN109975409A (en) * | 2019-04-22 | 2019-07-05 | 济南大学 | Wireless acoustic emission sensor based on cement base piezoelectric composite material |
| CN111256763A (en) * | 2020-03-26 | 2020-06-09 | 合肥中科根云设备管理有限公司 | High natural frequency micro-mechanical wireless acceleration and temperature two-in-one sensor |
| CN111982194A (en) * | 2020-08-18 | 2020-11-24 | 成都一通密封股份有限公司 | Wireless pressure and temperature integrated sensor |
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