CN107764391A - Vibrating sensor, cable theft-prevention cut vibration monitoring device and vibration monitoring method - Google Patents
Vibrating sensor, cable theft-prevention cut vibration monitoring device and vibration monitoring method Download PDFInfo
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- CN107764391A CN107764391A CN201710898208.3A CN201710898208A CN107764391A CN 107764391 A CN107764391 A CN 107764391A CN 201710898208 A CN201710898208 A CN 201710898208A CN 107764391 A CN107764391 A CN 107764391A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
- G01H11/06—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means
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Abstract
The invention provides a kind of comprehensive induction vibration sensor, effectively accurate measurements the parts to be tested whether can vibrate, so as to judge the current state of the parts to be tested, including at least two single roller bearing vibroswitches, vibroswitch is by conductor in parallel, and two vibroswitches are mutually perpendicular to；Cable theft-prevention cuts vibration monitoring device, can according to comprehensive induction vibration Sensor monitoring to vibration signal judge that the sheath ground wire of high-tension cable has robber and cuts risk, including comprehensive induction vibration sensor, signal receiving and processing device, power supply, communication module and background monitoring system, comprehensive induction vibration sensor output electrode connects signal receiving and processing device, signal receiving and processing device is connected by communication module with background monitoring system, power supply is connected with signal receiving and processing device and communication module simultaneously, comprehensive induction vibration sensor is fixedly arranged in casing, casing is fixed on the sheath ground wire at cable connector.
Description
Technical field
The present invention relates to vibration monitoring field, specially a kind of vibrating sensor, cable theft-prevention cut vibration monitoring dress
Put and vibration monitoring method.
Background technology
The outer layer of high-tension cable is the metal protection protector of a floor height intensity, and at cross interconnected place, gold is applied mechanically in the metal coating
Belong to conductor (being mostly copper) ground connection.At the scene in running, due to left unguarded, high-tension cable and high-tension cable metal protection protector
Grounding body conductor often there is the phenomenon being cut.Because high-tension cable is laid in buried cable ditch mostly, at present, electric power
Operational management personnel can not learn the information that the grounding body of high-tension cable and high-tension cable metal protection protector is cut in time.Cause
This, the invention that cable theft-prevention cuts vibration monitoring device is significant.
The content of the invention
Whether the invention provides a kind of comprehensive induction vibration sensor, effectively accurate measurements the parts to be tested can occur
Vibration, so as to judge the current state of the parts to be tested.
Its technical scheme is：Including at least two single roller bearing vibroswitches, the vibroswitch by conductor in parallel, and
Two vibroswitches are mutually perpendicular to, and whole comprehensive induction vibration sensor exports two electrodes, are received to connect outer signal
Processing unit.
Preferably, the vibroswitch includes two conductive monopoles, dumbbell shaped conduction roller bearing and insulation crust, it is described to lead
Electric monopole one end is cup-like structure, and the other end is the electrode being connected with wire, and the opening in the cup-like structure portion of two conductive monopoles is just
It is oppositely arranged, and has interval between two cup-like structure portions, dumbbell shaped conduction roller bearing is positioned in two cup-like structures, with cup-like structure
Independently of each other, the insulation crust is set in the outside in two cup-like structure portions, and two cup-like structures are fixedly connected.
Preferably, the comprehensive induction vibration sensor includes three single roller bearing vibroswitches, by conductor in parallel,
And any two vibroswitch is mutually perpendicular to, whole comprehensive induction vibration sensor exports two electrodes, connects outer signals
Receiving and processing device.
The beneficial effect of above-mentioned technical proposal is：Three single roller bearing vibroswitches are set in the sensor, and vibrated
Switch is mutually perpendicular to two-by-two, therefore in the parts to be tested remains stationary state, can ensure the sensor shape in any direction
State is in closure state when installing, and when the parts to be tested produces vibration, the sensor can be made instantaneously to disconnect, supervised on backstage
Occurs the instantaneous peak value of voltage in control system, so as to judge that the parts to be tested is vibrated.And in the parts to be tested due to external force
Or deliberately destroy cause device export two electrode wires disconnect when, because the parts to be tested is in closure state under normal circumstances；When treating
When surveying part output two electrode wires disconnection, persistently there is Voltage Peak meeting in the monitoring system of backstage, so as to judge that the parts to be tested is sent out
Raw failure, is easy to the maintenance to monitoring device.
Present invention also offers a kind of cable theft-prevention using comprehensive induction vibration sensor to cut vibration monitoring device, energy
It is enough according to comprehensive induction vibration Sensor monitoring to vibration signal judge that the sheath of high-tension cable is grounded and robber be present and cut wind
Danger, and whether monitoring vibration sensor breaks down, or situation about deliberately wrecking.
Its technical scheme is：Including comprehensive induction vibration sensor, signal receiving and processing device, power supply, communication mould
Block and background monitoring system, the comprehensive induction vibration sensor output electrode are connected with outer signals receiving and processing device,
The signal receiving and processing device is connected by communication module with background monitoring system, the power supply simultaneously with signal reception processing
Device and communication module connection, the comprehensive induction vibration sensor are fixedly arranged in casing, and the casing is fixed on cable and connect
On sheath ground wire at head.
Preferably, the signal receiving and processing device includes single-chip microcomputer, pull-up resistor and a grounding electrode, single-chip microcomputer
Connect pull-up resistor one end, pull-up resistor other end connection power supply, single-chip microcomputer model STM32F407RG.
Preferably, the communication module includes GPRS module and RS485 modules, the background monitoring system includes backstage
Computer and mobile terminal.
The beneficial effect of above-mentioned technical proposal is：It is monitored using comprehensive induction vibration sensor, for sensing
Device installation direction form can be any, reduces installation requirement, monitoring accuracy is high, is advantageous to backstage monitoring system to cable grounding line
The accurate judgement of sheath state, the problem of preventing to judge by accident or fail to judge, while sensor is deliberately destroyed or failure
The situation of broken string is reliably detected.
Present invention also offers a kind of vibration monitoring method using Omnibearing vibrating sensor, its step are as follows：
1st, Omnibearing vibrating sensor is fixedly mounted in a casing, casing is fixedly mounted in the parts to be tested；
2nd, two electrodes of the Omnibearing vibrating sensor are connected with two electrodes of signal receiving and processing device, and signal receives
The electrode of processing unit one is grounded, and another electrode connects pull-up resistor, and pull-up resistor signal is inputted to signal processing apparatus single-chip microcomputer
External interrupt pin, pull-up resistor connection power supply；
3rd, when the parts to be tested is not vibrated, at least one vibroswitch is in and closed in the Omnibearing vibrating sensor
Conjunction state, i.e., cup-like structure inwall of the dumbbell shaped conduction roller bearing both ends with conductive monopole one end in vibroswitch are contacted, made
Omnibearing vibrating sensor is in closure state；When the parts to be tested is vibrated, in the vibroswitch of Omnibearing vibrating sensor
Dumbbell shaped conduction roller bearing makes comprehensive because vibration cause, one end or both ends can separate with cup-like structure inwall generation moment
Vibrating sensor is in instantaneous off-state；
4th, when the parts to be tested breaks, the continued output off-state of Omnibearing vibrating sensor；
5th, signal receiving and processing device monitors the voltage signal in Omnibearing vibrating sensor output electrode, voltage letter in real time
Number instantaneous peak value occur is determined as that the parts to be tested is vibrated；There is sustained peak and is determined as that the parts to be tested is sent out in voltage signal
Raw disconnection fault.
Above-mentioned vibration monitoring method can carry out vibration monitoring, and monitoring accuracy to any object for being related to vibration
Height, accuracy is good, simple to operate, judges that parameter is easy to gather so that vibration judge it is simpler.
Brief description of the drawings
Fig. 1 is the structural representation of vibroswitch of the present invention.
Fig. 2 is the structural representation of the comprehensive induction vibration sensor of the present invention.
Fig. 3 is the systematic schematic diagram for detecting vibration signal in the present invention using Omnibearing vibrating sensor.
Fig. 4 is the structural representation of vibroswitch closure state in the present invention.
Fig. 5 is the structural representation of vibroswitch off-state in the present invention.
Embodiment
Below by taking the vibration of detection cable ground wire sheath as an example, with reference to accompanying drawing this hair of comprehensive description in one embodiment
Bright Omnibearing vibrating sensor and cable theft-prevention cuts the embodiment of vibration monitoring device.
Omnibearing vibrating sensor described in the present invention includes three single roller bearing vibroswitches, vibroswitch by wire simultaneously
Connection, and any two vibroswitch is mutually perpendicular to.
Above-mentioned vibroswitch includes two conductive monopoles, dumbbell shaped conduction roller bearing and insulation crust, and conductive monopole one end is
Cup-like structure, the other end are the electrode being connected with wire, and the opening in the cup-like structure portion of two conductive monopoles is just oppositely arranged, and are insulated
Shell is set in the outside in two cup-like structure portions, and two cup-like structures are fixedly connected, and has interval, dumbbell between two cup-like structure portions
Shape conduction roller bearing is positioned in two cup-like structures, and dumbbell shaped conduction roller length is more than the interval width between two cup-like structures,
And it is separate with cup-like structure, under horizontal positioned state, dumbbell shaped conduction roller bearing side wall can be with the inner side in cup-like structure portion
Wall contacts, then the vibroswitch is in closure state；Under vertical laying state, dumbbell shaped conduction roller bearing may be conductive single two
It is extremely tilted, make the vibroswitch in the conduction state, it is also possible in vertical state, i.e. dumbbell shaped conduction roller bearing upper end not
Contacted with the cup-like structure madial wall of upper end conduction monopole, may be in the vibroswitch and be continuously turned off state, at this point for
Signal receiving device can not reliably judge whether this sensor breaks down.
Therefore for above-mentioned Omnibearing vibrating sensor, any two vibroswitch is all in orthogonal orientation, then
When sensor is accessed into circuit, will necessarily at least one vibroswitch it is in the conduction state, and export whole sensor
In closure state, as shown in Figure 4.
And once vibrate the sensor, because single vibrating sensor is extremely unstable, then three vibrations are opened
Inside the Pass the dumbbell shaped conduction roller bearing in portion can therewith vibrate together and occur all vibrations sensing in parallel simultaneously with one end cup-like structure
The phenomenon of inwall separation, once as shown in figure 5, dumbbell shaped conduction roller bearing does not contact with conductive monopole, then can make whole sensor
In off state.
And heretofore described cable theft-prevention cuts vibration monitoring device then including comprehensive induction vibration sensor, signal
Receiving and processing device, power supply, communication module and background monitoring system, signal receiving and processing device include single-chip microcomputer and pull-up electricity
Resistance, comprehensive induction vibration sensor output electrode is connected with signal receiving and processing device, after entering signal receiving and processing device,
One of electrode is connected with the grounding electrode B in signal receiving and processing device, and another electrode connects signal receiving and processing device
Interior single-chip microcomputer external interrupt detection pin A, single-chip microcomputer external interrupt detection pin A connection pull-up resistors, pull-up resistor are another
End connection power supply VCC, signal receiving and processing device is connected by communication module with background monitoring system, and power supply connects with signal simultaneously
Receive processing unit and communication module connection, comprehensive induction vibration sensor are fixedly arranged in casing, casing is fixed on cable connector
On the sheath ground wire at place, wherein single-chip microcomputer model STM32F407RG.
Communication module includes GPRS module and RS485 modules, and background monitoring system includes background computer and mobile terminal.
The monitoring method that above-mentioned cable theft-prevention cuts vibration monitoring device is as follows：
1st, Omnibearing vibrating sensor is fixedly mounted in a casing, and encapsulated by potting compound, casing is fixedly mounted
On cable grounding line sheath；
2nd, Omnibearing vibrating sensor output electrode is connected by connecting line with signal receiving and processing device；
3rd, inside signal receiving and processing device, one end ground connection of Omnibearing vibrating sensor output electrode connecting line is another
The external interrupt pin of single-chip microcomputer in end connection signal receiving and processing device, while a pull-up resistor is connected, pull-up resistor is another
End connection power supply VCC；
4th, under normal circumstances, at least one vibroswitch is in closure state in Omnibearing vibrating sensor, that is, vibrates
Cup-like structure inwall of the dumbbell shaped conduction roller bearing both ends with conductive monopole one end in switch contacts, and senses Omnibearing vibrating
Device output electrode is in reliable and stable closure state；
5th, when the sheath ground wire at the cable connector of monitoring vibrates, because single roller bearing vibroswitch is extremely unstable
Fixed, then the dumbbell shaped conduction roller bearing inside three single roller bearing vibroswitches can vibrate together therewith, so as to which all single rollings can occur
The phenomenon that shaft vibration switch synchronization separates with certain one end cup-like structure inwall simultaneously, make Omnibearing vibrating sensor output electricity
Pole is in instantaneous off-state；
6th, send out monitoring Omnibearing vibrating sensor is deliberately destroyed by external force, removed, output electrode connecting line is cut
During raw or sensor fault, due to Omnibearing vibrating sensor, output electrode is in reliable and stable closed form under normal circumstances
State；Monitor Omnibearing vibrating sensor deliberately destroyed by external force, remove or output electrode connecting line by cut occur when, make
Stable off-state is in Omnibearing vibrating sensor output electrode；
7th, signal receiving and processing device can monitor in real time is connected with pull-up electricity in Omnibearing vibrating sensor output electrode
The voltage signal of one end of resistance, judge that Omnibearing vibrating sensor does not vibrate when voltage signal is continuously ground voltage；
Judge that cable grounding line sheath vibrates when interrupted instantaneous peak value occurs in voltage signal, when in defined time internal vibration
Number reaches sets target value, while vibration persistently reaches time of setting and then thinks to steal；When voltage signal occurs surely
Fixed peak value judges that Omnibearing vibrating sensor is deliberately destroyed by external force, removed, output electrode connecting line is cut and occurred
Or sensor fault；
8th, the Omnibearing vibrating sensor state that signal receiving and processing device monitors by more than is sent by communication module
To background monitoring system；
9th, the monitoring state for getting Omnibearing vibrating sensor is reported relevant treatment unit by background monitoring system, is entered
The corresponding processing of row.
In the present embodiment, background monitoring system includes main frame and display, is realized using prior art.
The preferred embodiments of the present invention are these are only, are not intended to limit the invention, for those skilled in the art
For member, the present invention can have various modifications and variations.Any modification within the spirit and principles of the invention, being made,
Equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (7)
1. comprehensive induction vibration sensor, it is characterised in that：Including at least two single roller bearing vibroswitches, the vibroswitch
By conductor in parallel, and two vibroswitches are mutually perpendicular to, and whole comprehensive induction vibration sensor exports two electrodes, to even
Connect outer signals receiving and processing device.
2. comprehensive induction vibration sensor according to claim 1, it is characterised in that：The vibroswitch includes two
Conductive monopole, dumbbell shaped conduction roller bearing and insulation crust, described conductive monopole one end are cup-like structure, and the other end is to connect with wire
The electrode connect, the opening in the cup-like structure portion of two conductive monopoles are just oppositely arranged, and have interval, dumbbell between two cup-like structure portions
Shape conduction roller bearing is positioned in two cup-like structures, separate with cup-like structure, and the insulation crust is set in two cup-like structures
The outside in portion, two cup-like structures are fixedly connected.
3. comprehensive induction vibration sensor according to claim 2, it is characterised in that：The comprehensive induction vibration passes
Sensor includes three single roller bearing vibroswitches, and by conductor in parallel, and any two vibroswitch is mutually perpendicular to.
4. vibration monitoring device is cut using the cable theft-prevention of comprehensive induction vibration sensor, it is characterised in that：Including comprehensive
Induction vibration sensor, signal receiving and processing device, power supply, communication module and background monitoring system, the comprehensive sensing are shaken
Dynamic sensor exports two electrodes and is connected with outer signals receiving and processing device, and the signal receiving and processing device is by communicating mould
Block is connected with background monitoring system, and the power supply is connected with signal receiving and processing device and communication module simultaneously, described comprehensive
Induction vibration sensor is fixedly arranged in casing, and the casing is fixed on the sheath ground wire at cable connector.
5. cable theft-prevention according to claim 4 cuts vibration monitoring device, it is characterised in that：The signal reception processing dress
Put including single-chip microcomputer, pull-up resistor and a grounding electrode, single-chip microcomputer connection pull-up resistor, pull-up resistor connection power supply.
6. cable theft-prevention according to claim 5 cuts vibration monitoring device, it is characterised in that：The communication module includes
GPRS module and RS485 modules, the background monitoring system include background computer and mobile terminal.
7. using the vibration monitoring method of Omnibearing vibrating sensor, its feature comprises the following steps：
(1) Omnibearing vibrating sensor is fixedly mounted in a casing, casing is fixedly mounted in the parts to be tested；
(2) two electrodes of the Omnibearing vibrating sensor are connected with two electrodes of signal receiving and processing device, signal receiving area
The electrode of device one ground connection is managed, another electrode connects pull-up resistor, inputted to the external interrupt pin of signal processing apparatus single-chip microcomputer,
The pull-up resistor other end connects power supply；
(3) when the parts to be tested is not vibrated, at least one vibroswitch is in closure in the Omnibearing vibrating sensor
State, i.e., the dumbbell shaped conduction roller bearing both ends in vibroswitch contact with the cup-like structure inwall of conductive monopole, made comprehensive
Vibrating sensor is in closure state；When the parts to be tested is vibrated, dumbbell shaped in the vibroswitch of Omnibearing vibrating sensor
Conductive roller bearing passes Omnibearing vibrating because vibration cause, one end or both ends can separate with cup-like structure inwall generation moment
Sensor is in instantaneous off-state；
(4) signal receiving and processing device monitors the voltage signal on Omnibearing vibrating sensor in real time, and voltage signal occurs instantaneous
Peak value is determined as that the parts to be tested is vibrated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710898208.3A CN107764391A (en) | 2017-09-28 | 2017-09-28 | Vibrating sensor, cable theft-prevention cut vibration monitoring device and vibration monitoring method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710898208.3A CN107764391A (en) | 2017-09-28 | 2017-09-28 | Vibrating sensor, cable theft-prevention cut vibration monitoring device and vibration monitoring method |
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| Publication Number | Publication Date |
|---|---|
| CN107764391A true CN107764391A (en) | 2018-03-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710898208.3A Withdrawn CN107764391A (en) | 2017-09-28 | 2017-09-28 | Vibrating sensor, cable theft-prevention cut vibration monitoring device and vibration monitoring method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108534886A (en) * | 2018-03-09 | 2018-09-14 | 深圳市晟瑞科技有限公司 | A kind of vibrating sensor and intelligence control system |
| CN110111514A (en) * | 2019-05-13 | 2019-08-09 | 哈尔滨研拓科技发展有限公司 | A kind of outdoor equipment protective device |
| CN110422340A (en) * | 2019-08-29 | 2019-11-08 | 中国商用飞机有限责任公司北京民用飞机技术研究中心 | Power supply unit, power supply system, cable loosen detection method and aircraft |
| CN111862505A (en) * | 2020-07-29 | 2020-10-30 | 杭州巨骐信息科技股份有限公司 | Holographic perception external damage monitoring system |
| CN111862506A (en) * | 2020-07-29 | 2020-10-30 | 杭州巨骐信息科技股份有限公司 | Holographic sensing external force damage monitoring method |
-
2017
- 2017-09-28 CN CN201710898208.3A patent/CN107764391A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108534886A (en) * | 2018-03-09 | 2018-09-14 | 深圳市晟瑞科技有限公司 | A kind of vibrating sensor and intelligence control system |
| CN108534886B (en) * | 2018-03-09 | 2024-02-23 | 深圳市晟瑞科技有限公司 | Vibration sensor and intelligent control system |
| CN110111514A (en) * | 2019-05-13 | 2019-08-09 | 哈尔滨研拓科技发展有限公司 | A kind of outdoor equipment protective device |
| CN110422340A (en) * | 2019-08-29 | 2019-11-08 | 中国商用飞机有限责任公司北京民用飞机技术研究中心 | Power supply unit, power supply system, cable loosen detection method and aircraft |
| CN111862505A (en) * | 2020-07-29 | 2020-10-30 | 杭州巨骐信息科技股份有限公司 | Holographic perception external damage monitoring system |
| CN111862506A (en) * | 2020-07-29 | 2020-10-30 | 杭州巨骐信息科技股份有限公司 | Holographic sensing external force damage monitoring method |
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Application publication date: 20180306 |
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