CN206002308U - A kind of resonance crusher Bearing testing warning system - Google Patents
A kind of resonance crusher Bearing testing warning system Download PDFInfo
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- CN206002308U CN206002308U CN201621052922.8U CN201621052922U CN206002308U CN 206002308 U CN206002308 U CN 206002308U CN 201621052922 U CN201621052922 U CN 201621052922U CN 206002308 U CN206002308 U CN 206002308U
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- chip microcomputer
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Abstract
This utility model is related to a kind of resonance crusher Bearing testing warning system，Belong to detection technique field，Described resonance crusher Bearing testing warning system includes acceleration transducer、Charge amplifier、Integrator、Low pass filter、Hygrosensor、Hall element、Analog-to-digital conversion device、Single-chip microcomputer，Described acceleration transducer is connected with charge amplifier signal，Charge amplifier is connected with integrator signal，Integrator is connected with low pass filter signal，Low pass filter、Hygrosensor、Hall element is connected with analog-to-digital conversion device signal respectively，Analog-to-digital conversion device is connected with single-chip microcomputer signal，By the monitoring to bearing temperature for the hygrosensor、And the monitoring by Hall element countershaft acknowledgement of consignment row number of total coils，It is too high that offer temperature in bearing、Abnormal vibration、Will reach and can timely report to the police during service life、Stop，Ensure the normal operation of disintegrating machine.
Description
Technical field
This utility model belongs to detection technique field, specifically, is related to a kind of resonance crusher Bearing testing and reports to the police
System.
Background technology
It is highly important parts in resonance crusher middle (center) bearing, a set of matched bearing is whole disintegrating machine valency
The 1/15 to 1/12 of lattice.Occur that temperature is too high when the bearing of disintegrating machine, abnormal vibration and when reaching service life, need in time
Replacing, if not in time process will lead to disintegrating machine shut down, or even the destruction of crusher structure.
A kind of method for damaging to rolling bearing detection and automatic identification of existing patent, application for a patent for invention number is：
200880113828.0, there is provided the vibration of the bearing in measurement operating, measured analogue signal is converted into digital signal, knows
Defect present in not tested bearing, it, there is problems that can only detect to vibration, lacks prompt functions, also
There is a kind of automobile tyrerim alarm system for heating, utility model application number is 201020622266, there is provided in each automobile
It is respectively mounted temperature detect switch (TDS) on the steel ring of tire, detect the temperature of bearing by temperature detect switch (TDS), it has the drawback that temperature control is opened
Pass measurement temperature degree of accuracy is not high, and do not have the function of reporting to the police, stop, and a kind of disintegrating machine bearing heating alarm device in addition is real
With new Application No. 201120259743.2, by installing thermocouple sensor on bearing, improve and bearing temperature is supervised
The degree of accuracy of control, and is provided with warnings, lugs, the deficiency of its presence be can only be single the monitoring entering trip temperature it is impossible to right
Abnormal vibration, the bearing of service life will be reached, detect its situation about running.
Therefore, it is necessary to propose a kind of detection alarm device, bearing can be carried out with the detection of multiple conditions, and carry
Prompting warning parking function is it is ensured that the normal operation of disintegrating machine.
Content of the invention
In order to overcome problem present in background technology, the utility model proposes a kind of resonance crusher Bearing testing report
Alarm system, can realize monitoring to bear vibration by acceleration transducer, by the prison to bearing temperature for the hygrosensor
Survey and the monitoring by Hall element countershaft acknowledgement of consignment row number of total coils, occur that temperature is too high in bearing, abnormal vibration, will
Can timely report to the police when reaching service life, stop it is ensured that the normal operation of disintegrating machine.
To achieve these goals, this utility model is to implement according to technical scheme below：Described resonance crusher
Include acceleration transducer, charge amplifier, integrator, low pass filter, hygrosensor, suddenly with Bearing testing warning system
Your sensor, analog-to-digital conversion device, single-chip microcomputer, display screen, alarm, enter solenoid, bearing inner race, bearing outer ring, driver's cabin,
Car body, engine oil inlet pipe, described acceleration transducer is connected with the charge amplifier signal of telecommunication, charge amplifier and integrator
Signal connects, and integrator is connected with low pass filter signal, low pass filter, hygrosensor, Hall element respectively with mould
Number converter signals connect, and analog-to-digital conversion device is connected with single-chip microcomputer signal, display screen, alarm, enter solenoid respectively with list
Piece machine signal is connected, and acceleration transducer is arranged on bearing inner race, and hygrosensor is installed on bearing outer ring, hall sensing
Device is installed on bearing inner race, and the driving that display screen is arranged at car body is indoor, and alarm is arranged on car body, enters solenoid peace
It is loaded on the engine oil inlet pipe of disintegrating machine.
Described alarm is audible-visual annunciator.
Described hygrosensor is thermocouple sensor.
The beneficial effects of the utility model：
This utility model can realize monitoring to bear vibration by acceleration transducer, countershaft by hygrosensor
Hold temperature monitoring and by Hall element countershaft acknowledgement of consignment row number of total coils monitoring, bearing occur temperature too high, vibration
Abnormal, will reach and can timely report to the police during service life, stop moreover it is possible to the number that gone wrong by display screen record bearing
According to it is ensured that the normal operation of disintegrating machine.
Brief description
Fig. 1 is this utility model structured flowchart.
In figure, 1- acceleration transducer, 2- charge amplifier, 3- integrator, 4- low pass filter, 5- hygrosensor,
6- Hall element, 7- analog-to-digital conversion device, 8- single-chip microcomputer, 9- display screen, 10- alarm, 11- enter solenoid, in 12- bearing
Circle, 13- bearing outer ring, 14- driver's cabin, 15- car body, 16- engine oil inlet pipe.
Specific embodiment
In order that the purpose of this utility model, technical scheme and beneficial effect are clearer, below in conjunction with accompanying drawing, to this
The preferred embodiment of utility model, is described in detail, to facilitate the technical staff to understand.
As shown in figure 1, this utility model discloses a kind of resonance crusher Bearing testing warning system, its technical scheme
For：Described resonance crusher Bearing testing warning system includes acceleration transducer 1, charge amplifier 2, integrator 3, low
Bandpass filter 4, hygrosensor 5, Hall element 6, analog-to-digital conversion device 7, single-chip microcomputer 8, display screen 9, alarm 10, oil-feed electricity
Magnet valve 11, bearing inner race 12, bearing outer ring 13, driver's cabin 14, car body 15, engine oil inlet pipe 16.
Described acceleration transducer 1 is connected with charge amplifier 2 signal, and charge amplifier 2 is with integrator 3 signal even
Connect, the detection of bear vibration adopts low frequency signal analytic process, gathers the acceleration during bearing operation using acceleration transducer 1
Angle value, integrator 3 is connected with low pass filter 4 signal, due to low frequency signal refer to frequency be less than 8KHz vibration it is therefore desirable to
Low pass filter 4 by frequency be higher than 8KHz target signal filter, low pass filter 4, hygrosensor 5, Hall element 6 respectively with
Analog-to-digital conversion device 7 signal connects, and speed analogue signal is passed to analog-digital converter 7 by low pass filter 4, and hygrosensor 5 will
Temperature analog signal passes to analog-digital converter 7, and rotating speed analogue signal is passed to analog-digital converter 7, modulus by Hall element 6
Speed analogue signal, temperature analog signal, rotating speed analogue signal are converted to corresponding digital signal, analog-to-digital conversion by transducer 7
Device 7 is connected with single-chip microcomputer 8 signal, and, by speed digital signal through processing, temperature digital signal is through process, rotating speed for single-chip microcomputer 8
Digital signal all passes to display screen 9 through processing, and display screen 9, alarm 10, enters solenoid 11 and believes with single-chip microcomputer 8 respectively
Number be connected, display screen 9 by the number of total coils that velocity amplitude, temperature value and bearing run show and display screen 9 on, be easy to record axle
Hold the data going wrong, if the value of measurement exceedes the value of single-chip microcomputer 8 inner setting, alarm 10 can timely be reported to the police, plus
Velocity sensor 1 is arranged on bearing inner race 12, and the rotation of bearing inner race 12 is easy to measure accekeration, and hygrosensor 5 is pacified
It is loaded on bearing outer ring 13, bearing outer ring 13 temperature highest in running, the value of measurement bearing outer ring 13 is easy to ensure axle
The reliability of acknowledgement of consignment row, described hygrosensor 5 is thermocouple sensor, and thermocouple sensor has measurement range greatly, measurement
The feature of high precision, Hall element 6 is installed on bearing inner race 12, and bearing inner race 12 rotates the rotating speed being easy to measure bearing,
If the operation number of total coils of bearing exceedes its specified service life, single-chip microcomputer 8 is signaled to alarm 10, and display screen 9 is arranged
In the driver's cabin 14 of car body 15, it is easy to human pilot and checks, alarm 10 is arranged on car body 15, be easy to personnel and watch, institute
The alarm stated is audible-visual annunciator, more can play suggesting effect, oil-feed by the way of audible-visual annunciator is using acousto-optic combination
Electromagnetic valve 11 is installed on the engine oil inlet pipe 16 of disintegrating machine, when measured value exceedes, enters solenoid 11 and closes, electromotor
Flame-out, disintegrating machine is shut down it is ensured that the normal operation of disintegrating machine.
Foregoing single-chip microcomputer 8 control process refers to http://www.doc88.com/p-
7252014202587.html.
It is concrete for commercially available ripe element for foregoing acceleration transducer 1, hygrosensor 5, Hall element 6
The realization of function is independent of the software program of inside.
Work process of the present utility model：
Vibration to bearing adopts low-frequency analysis method：
Acceleration transducer 1 is arranged on bearing inner race 12, gathers the acceleration letter of bearing using acceleration transducer 1
Number, acceleration transducer 1 is connected with charge amplifier signal 2, and charge amplifier 2 is connected with integrator 3 signal, sends out through electric charge
The Integral Processing that the amplification of amplifier 2 and integrator 3 are carried out to signal, the acceleration signal of acceleration transducer 1 collection
It is changed into rate signal, integrator 3 is connected with low pass filter 4, the frequency in rate signal is higher than 8KHz by low pass filter 4
Target signal filter, obtain the rate signal of low frequency, low pass filter 4 again by signal transmission to analog-digital converter 7, by analogue signal
It is transformed into digital signal, analog-digital converter 7 is connected with single-chip microcomputer 8, and digital signal is processed by single-chip microcomputer 8, and is shown in aobvious
In display screen 9, if abnormal vibration, single-chip microcomputer 8 is signaled to alarm 10, and single-chip microcomputer 8 is connected with alarm 10, alarm 10
Send alarm signal, single-chip microcomputer 8 is connected with entering solenoid 11, enter solenoid 11 and close, engine misses, disintegrating machine stops
Machine.
The temperature of bearing is detected：
Hygrosensor 5 is installed on bearing outer ring 13, hygrosensor 5 is connected with analog-to-digital conversion device 7, temperature sensing
The temperature signal of bearing outer ring 13 is passed to analog-digital converter 7 by device 7, and analog-signal transitions are numeral letter by analog-to-digital conversion device 7
Number, analog-digital converter 7 is connected with single-chip microcomputer 8, to display screen 9 after single-chip microcomputer 8 receives processes temperature signal and by signal transmission, shows
Temperature signal is shown by display screen 9, and single-chip microcomputer 8 is connected with alarm 10, if bearing outer ring 13 temperature exceedes setting, monolithic
Machine 13 will be signaled to alarm 10 after processing, and alarm 10 sends alarm signal, single-chip microcomputer 8 with enter solenoid 11 phase
Even, enter solenoid 11 and close, engine misses, disintegrating machine is shut down.
Countershaft acknowledgement of consignment row number of total coils is monitored：
Hall element 6 is arranged on bearing inner race 12, Hall element 6 gathers tach signal, Hall element 6 with
Analog-digital converter 7 is connected, and rotating speed analogue signal is converted to digital signal, analog-digital converter 7 and single-chip microcomputer 8 by analog-digital converter 7
It is connected, rotating speed digital signal is passed to single-chip microcomputer 8 by analog-digital converter 7, and single-chip microcomputer 8 is connected with display screen 9, and single-chip microcomputer 8 will turn
Speed digital signal passes to display screen 9 after processing, and the number of total coils that bearing runs is shown by display screen 9, single-chip microcomputer 8 with report to the police
Device 10 is connected, if the operation number of total coils of bearing exceedes its specified service life, single-chip microcomputer 8 is signaled to alarm 10, report
Alert device 10 sends alarm signal, and single-chip microcomputer 8 is connected with entering solenoid 11, and single-chip microcomputer 8 is signaled to, into solenoid 11, enter
Solenoid 11 is closed, engine misses, and disintegrating machine is shut down.
This utility model can realize the monitoring of the vibration to bearing by acceleration transducer, by hygrosensor pair
The monitoring of bearing temperature and the monitoring by Hall element countershaft acknowledgement of consignment row number of total coils, occur that temperature is too high, shake in bearing
Dynamic abnormal, will reach can timely report to the police during service life and stop moreover it is possible to be gone wrong by display screen record bearing
Data is it is ensured that the normal operation of disintegrating machine.
Finally illustrate is that the above is merely to illustrate the technical solution of the utility model rather than to of the present utility model
Limit, although being described in detail to this utility model by above preferred embodiment, skilled person should
Understanding can be variously modified to it in the form and details, without departing from protection domain of the present utility model.
Claims (3)
1. a kind of resonance crusher with Bearing testing warning system it is characterised in that：Described resonance crusher Bearing testing
Warning system include acceleration transducer, charge amplifier, integrator, low pass filter, hygrosensor, Hall element,
Analog-to-digital conversion device, single-chip microcomputer, display screen, alarm, enter solenoid, bearing inner race, bearing outer ring, driver's cabin, car body, start
Machine oil inlet pipe, described acceleration transducer is connected with the charge amplifier signal of telecommunication, and charge amplifier is connected with integrator signal,
Integrator is connected with low pass filter signal, and low pass filter, hygrosensor, Hall element are believed with analog-to-digital conversion device respectively
Number connect, analog-to-digital conversion device is connected with single-chip microcomputer signal, display screen, alarm, enter solenoid respectively with single-chip microcomputer signal phase
Even, acceleration transducer is arranged on bearing inner race, and hygrosensor is installed on bearing outer ring, and Hall element is installed on axle
Hold on inner ring, the driving that display screen is arranged at car body is indoor, and alarm is arranged on car body, enters solenoid and is installed on disintegrating machine
Engine oil inlet pipe on.
2. a kind of resonance crusher according to claim 1 with Bearing testing warning system it is characterised in that：Described report
Alert device is audible-visual annunciator.
3. a kind of resonance crusher according to claim 1 with Bearing testing warning system it is characterised in that：Described temperature
Degree detector is thermocouple sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621052922.8U CN206002308U (en) | 2016-09-13 | 2016-09-13 | A kind of resonance crusher Bearing testing warning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621052922.8U CN206002308U (en) | 2016-09-13 | 2016-09-13 | A kind of resonance crusher Bearing testing warning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206002308U true CN206002308U (en) | 2017-03-08 |
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ID=58193565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201621052922.8U Active CN206002308U (en) | 2016-09-13 | 2016-09-13 | A kind of resonance crusher Bearing testing warning system |
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| Country | Link |
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| CN (1) | CN206002308U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105067667A (en) * | 2015-07-28 | 2015-11-18 | 湖北师范学院 | Monitoring system for damage of asynchronous motor bearing |
-
2016
- 2016-09-13 CN CN201621052922.8U patent/CN206002308U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105067667A (en) * | 2015-07-28 | 2015-11-18 | 湖北师范学院 | Monitoring system for damage of asynchronous motor bearing |
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