CN107064541A - A kind of many executing agency's speed measuring systems - Google Patents
A kind of many executing agency's speed measuring systems Download PDFInfo
- Publication number
- CN107064541A CN107064541A CN201710360784.2A CN201710360784A CN107064541A CN 107064541 A CN107064541 A CN 107064541A CN 201710360784 A CN201710360784 A CN 201710360784A CN 107064541 A CN107064541 A CN 107064541A
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- speed
- executing agency
- microprocessor
- box
- measurement box
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- 238000005259 measurement Methods 0.000 claims abstract description 54
- 239000000523 sample Substances 0.000 claims abstract description 30
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 230000003750 conditioning effect Effects 0.000 claims description 8
- 230000007246 mechanism Effects 0.000 claims description 2
- 230000005622 photoelectricity Effects 0.000 claims description 2
- 230000002159 abnormal effect Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000010349 pulsation Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/42—Devices characterised by the use of electric or magnetic means
- G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/36—Devices characterised by the use of optical means, e.g. using infrared, visible, or ultraviolet light
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Automation & Control Theory (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
Abstract
The invention discloses a kind of many executing agency's speed measuring systems, first speed probe, second speed probe measurement executing agency rotating speed, first measurement box, the input of second measurement box connects the first speed probe respectively, second speed probe, first measurement box, the output end connecting signal source change-over switch of second measurement box, first measurement box, the data of second measuring box subprocessing sensor sensing and by signal source changeover switch to microprocessor output data, signal source changeover switch selects the measurement box to microprocessor output data, microprocessor and audible-visual annunciator, display, data transmission module is electrically connected with.Beneficial effect：Can be according to the different rotating speeds for needing to select different sensors to measure executing agency, flexible, applied widely, the rotating speed of executing agency can be adjusted flexibly, meanwhile, when executing agency's rotating speed is abnormal, microprocessor can control audible-visual annunciator alarm, easy to use.
Description
Technical field
The present invention relates to tachometric survey technical field, more particularly, to a kind of many executing agency's speed measuring systems.
Background technology
Rotating speed is a key property parameter of energy device and dynamic power machine performance test, because many of dynamic power machine
Characterisitic parameter is determined according to the functional relation of they and rotating speed, the capacity of such as compressor, shaft power, internal combustion engine
Power output etc., and vibration, chimneying pulsation, the state of wear of various working parts of dynamic power machine etc. are all close with rotating speed
Cut is closed.Tachometric survey is all extremely wide in each field application such as industrial production, education of science and technology, civil electric appliance, often as certain
The core of one product or control system.
Speed probe is usually using electromagnetic sensor, Hall sensor, photoelectric sensor etc., but each sensor
The scope of application it is all different, each sensor has certain limitation, and for example Hall sensor sensing object is magnet steel, nothing
Method measures nonmagnetic substance, and Hall sensor is to magnetic-field-sensitive, and magnetic field can be produced during work, triggers electromagnetic interference, but light
Electric transducer can measure nonmagnetic substance, will not trigger electromagnetic interference, when different executing agencies are measured, Huo Zhe
, it is necessary to when measuring a variety of different executing agencies, generally require to select different sensors in one-shot measurement task
It is just more accurate to measure, so cumbersome, the tachometric survey of the executing agency without the energy various type of unified measurement
Device.
The content of the invention
It is an object of the invention to overcome above-mentioned technical deficiency, a kind of many executing agency's speed measuring systems are proposed, are solved
Above-mentioned technical problem of the prior art.
To reach above-mentioned technical purpose, technical scheme provides a kind of many executing agency's speed measuring systems, bag
Include：Executing agency, the first speed probe, the second speed probe, the first measurement box, the second measurement box, signal source turn
Change switch, microprocessor, audible-visual annunciator, display, data transmission module, first speed probe, described second turn
Fast sensor measures executing agency's rotating speed, and the first measurement box, the input of the second measurement box connect respectively
First speed probe, second speed probe are connect, the first measurement box, described second measure the defeated of box
Go out the end connection signal source changeover switch, the first measurement box, the second measuring box subprocessing sensor are sensed
Data and by the signal source changeover switch to the microprocessor output data, the signal source changeover switch is selected to institute
State the measurement box of microprocessor output data, the microprocessor and the audible-visual annunciator, the display, the data
Transport module is electrically connected with, and the microprocessor processes analyze data simultaneously controls the display to show tachometric survey result, control
Make the audible-visual annunciator alarm.
Compared with prior art, beneficial effects of the present invention include：Signal source changeover switch selects to export to microprocessor
The measurement box of data, can be flexible, applicable according to the different rotating speeds for needing to select different sensors to measure executing agency
Scope is wide, and the rotating speed of executing agency can be adjusted flexibly, meanwhile, when executing agency's rotating speed is abnormal, microprocessor can control acousto-optic report
Alert device alarm, it is easy to use.
Brief description of the drawings
Fig. 1 is a kind of control schematic diagram for many executing agency's speed measuring systems that the present invention is provided；
Fig. 2 is the internal circuit configuration figure of the first measurement box in Fig. 1.
In accompanying drawing：1st, executing agency, the 2, first speed probe, the 3, second speed probe, the 4, first measurement box, 5,
Second measurement box, 6, signal source changeover switch, 7, microprocessor, 8, speed regulator, 9, speed governing button, 10, audible-visual annunciator,
11st, display, 12, data transmission module, 13, memory, 14, server, 41, signal conditioning circuit, 42, signal gating electricity
Road, 43, measured frequency circuit, 44, survey voltage magnitude circuit.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
The invention provides a kind of many executing agency's speed measuring systems, including：Executing agency 1, the first speed probe
2nd, the second speed probe 3, first measurement box 4, second measurement box 5, signal source changeover switch 6, microprocessor 7, acousto-optic
Alarm 10, display 11, data transmission module 12, speed regulator 8, speed governing button 9, memory 13 and server 14, first turn
Fast sensor 2, the second speed probe 3 measurement executing agency 1 rotating speed, the first measurement box 4, second measure the input of box 5
End connects the first speed probe 2, the second speed probe 3 respectively, and the first measurement box 4, second measures the output end of box 5
Connecting signal source change-over switch 6, the data of the first measurement measurement processing sensor sensing of box 5 of box 4, second simultaneously pass through signal
Source changeover switch 6 selects the measuring box to the output data of microprocessor 7 to the output data of microprocessor 7, signal source changeover switch 6
Son, microprocessor 7 is electrically connected with audible-visual annunciator 10, display 11, data transmission module 12, the Treatment Analysis of microprocessor 7
Data simultaneously control display 11 to show that tachometric survey result, control audible-visual annunciator 10 are alarmed.
In above-mentioned technical proposal, the first measurement box 4 includes signal conditioning circuit 41, signal gating circuit 42, measured frequency
Circuit 43, survey voltage magnitude circuit 44, the signal input signal conditioning circuit 41 that the first measurement box 4 is received, signal condition
The input of the output end of circuit 41 connection signal gating circuit 42, the output end of signal gating circuit 42 connects measured frequency circuit 43 respectively
Input, survey the input of voltage magnitude circuit 44, the output end of measured frequency circuit 43, survey the output end output of voltage magnitude circuit 44 the
Signal after the one measurement processing of box 4；The signal that 41 pair first of signal conditioning circuit measurement box 4 is received is filtered, every
From operation is waited, the signal condition that signal gating circuit 42 is treated according to signal conditioning circuit 41 makes signal flow to measured frequency circuit
43 or survey voltage magnitude circuit 44, due to the first measurement measurement processing sensor sensing of box 5 of box 4, second data simultaneously
By signal source changeover switch 6 to the output data of microprocessor 7, microprocessor 7 can calculate executing agency 1 according to the frequency of measurement
Rotating speed, friction power loss can be calculated according to the frequency of measurement, friction power loss measurement functions, can be judged according to the voltage magnitude of measurement
Sensor whether normal work, can according to voltage magnitude calculate voltage magnitude shake, voltage magnitude shake to calculate execution machine
The frequency of the rotor of structure 1 " revolution "；Second measurement box 5 internal circuit configuration, function are identical with the first measurement box 4.
In above-mentioned technical proposal, data transmission module 12 is connected with server 14, and data transmission module 12 is to server 14
The rotary speed data and the reception server 14 of measurement are sent for the control instruction of speed regulator 8 or audible-visual annunciator 10, data transfer
Module 12 receives after control instruction control instruction being sent to microprocessor 7, the control speed governing of speed regulator 8 of microprocessor 7 or sound
Light crossing-signal 10 is alarmed and then performs control instruction, so as to realize the remote control of speed governing and alarm, prevents staff
There is the situation that speed governing is not carried out according to standard or predetermined operation speed governing button.
In above-mentioned technical proposal, speed regulator 8 is electrically connected with executing agency 1, speed regulator 8, speed governing button 9 and microprocessor
7 are electrically connected with, and speed governing button 9 sends electric signal, the electric signal control that microprocessor 7 is sent according to speed governing button 9 to microprocessor 7
The rotating speed of 8 adjustment actuating mechanism of speed regulator 1 processed.
In above-mentioned technical proposal, memory 13 is electrically connected with microprocessor 7 and stores tachometric survey data.
In above-mentioned technical proposal, data transmission module 12 can be WiFi module or bluetooth module, and multiple executing agencies turn
Also CAN networkings can be passed through between fast measuring system.
It is preferred that, the first speed probe 2 is Hall proximity transducer, and the second speed probe 3 is the close sensing of photoelectricity
Device, the first speed probe 2 and the second speed probe 3 can also be adjusted to other rotating speed measuring sensors as needed,
Display 11 is LCD display 11.
In use, signal source changeover switch is selected to micro- many executing agency's speed measuring systems that the present invention is provided
The measurement box of processor output data, Regulate signal source changeover switch as needed, selection first measures box or the second survey
Box is measured, that is, have selected the sense of the sensing data that the first speed probe is transmitted to microprocessor or the second speed probe
Data are surveyed, can be flexible, applied widely according to the different rotating speeds for needing to select different sensors to measure executing agency,
Sensor measurement data is sent to display after microprocessor processes and shown in real time, if it find that executing agency's rotating speed is different
Often, the different key on microprocessor control audible-visual annunciator alarm, speed governing button, which is pressed, then sends different electrical signals to micro-
Processor, the different electrical signals control speed regulator that microprocessor is sent according to speed governing button adjusts executing agency and turned to different
Speed.
Compared with prior art, beneficial effects of the present invention include：Signal source changeover switch selects to export to microprocessor
The measurement box of data, can be flexible, applicable according to the different rotating speeds for needing to select different sensors to measure executing agency
Scope is wide, and the rotating speed of executing agency can be adjusted flexibly, meanwhile, when executing agency's rotating speed is abnormal, microprocessor can control acousto-optic report
Alert device alarm, it is easy to use.
The embodiment of present invention described above, is not intended to limit the scope of the present invention..Any basis
Various other corresponding changes and deformation that the technical concept of the present invention is made, should be included in the guarantor of the claims in the present invention
In the range of shield.
Claims (7)
1. a kind of many executing agency's speed measuring systems, it is characterised in that including：Executing agency, the first speed probe, second
Speed probe, the first measurement box, the second measurement box, signal source changeover switch, microprocessor, audible-visual annunciator, display
Device, data transmission module, first speed probe, second speed probe measure executing agency's rotating speed, institute
State the first measurement box, it is described second measurement box input connect respectively first speed probe, described second turn
Fast sensor, the first measurement box, the output end of the second measurement box connect the signal source changeover switch, described
First measurement box, the data of the second measuring box subprocessing sensor sensing and by the signal source changeover switch to institute
Microprocessor output data is stated, the signal source changeover switch selects the measurement box to the microprocessor output data, institute
State microprocessor to be electrically connected with the audible-visual annunciator, the display, the data transmission module, at the microprocessor
Reason analyze data simultaneously controls the display to show tachometric survey result, control the audible-visual annunciator alarm.
2. many executing agency's speed measuring systems as claimed in claim 1, it is characterised in that also pressed including speed regulator and speed governing
Key, the speed regulator is electrically connected with the executing agency, and the speed regulator, the speed governing button and the microprocessor are electrical
Connection, the speed governing button sends electric signal to the microprocessor, and the microprocessor is sent according to the speed governing button
Electric signal controls speed regulator adjustment actuating mechanism rotating speed.
3. many executing agency's speed measuring systems as claimed in claim 1, it is characterised in that described to deposit also including memory
Reservoir is electrically connected with the microprocessor and stores tachometric survey data.
4. many executing agency's speed measuring systems as claimed in claim 1, it is characterised in that first speed probe is
Hall proximity transducer, second speed probe is photoelectricity proximity transducer.
5. many executing agency's speed measuring systems as claimed in claim 1, it is characterised in that the display is that LCD is shown
Device.
6. many executing agency's speed measuring systems as claimed in claim 1, it is characterised in that described also including a server
Data transmission module is connected with the server, sends the rotary speed data of measurement to server and the control of the reception server refers to
Order.
7. many executing agency's speed measuring systems as claimed in claim 1, it is characterised in that the first measuring box attached bag is included
Signal conditioning circuit, signal gating circuit, measured frequency circuit, survey voltage magnitude circuit, what the first measurement box was received
Signal inputs the signal conditioning circuit, and the signal conditioning circuit output end connects the signal gating circuit input end, institute
Signal gating circuit output end is stated to connect the measured frequency circuit input end respectively, survey voltage magnitude circuit input end, the survey
Frequency circuit output end, the signal surveyed after voltage magnitude circuit output end output the first measuring box subprocessing, described second
Measure box internal circuit configuration identical with the described first measurement box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710360784.2A CN107064541A (en) | 2017-05-19 | 2017-05-19 | A kind of many executing agency's speed measuring systems |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710360784.2A CN107064541A (en) | 2017-05-19 | 2017-05-19 | A kind of many executing agency's speed measuring systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107064541A true CN107064541A (en) | 2017-08-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710360784.2A Pending CN107064541A (en) | 2017-05-19 | 2017-05-19 | A kind of many executing agency's speed measuring systems |
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| Country | Link |
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| CN (1) | CN107064541A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110045140A (en) * | 2019-05-10 | 2019-07-23 | 石家庄辰启科技有限公司 | The monitoring of multifunction road molding machine oscillator and transmission module |
| CN110488040A (en) * | 2019-09-25 | 2019-11-22 | 中国人民解放军63698部队 | A kind of engine speed measuring system |
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| CN201965145U (en) * | 2010-12-03 | 2011-09-07 | 中国南方航空工业(集团)有限公司 | Rotating speed measuring conditioning device and engine |
| CN102539813A (en) * | 2010-12-14 | 2012-07-04 | 江阴市华恒仪表有限公司 | Monitoring instrument circuit |
| CN203630151U (en) * | 2013-12-13 | 2014-06-04 | 广州市福立分析仪器有限公司 | Multifunctional automobile engine revolving speed measuring device |
| CN204283625U (en) * | 2014-12-02 | 2015-04-22 | 哈尔滨广瀚燃气轮机有限公司 | Gas turbine rotary speed conditioning module |
| CN105424966A (en) * | 2015-12-11 | 2016-03-23 | 中国航空工业集团公司西安航空计算技术研究所 | Engine rotating speed measurement circuit and method |
| CN106248986A (en) * | 2016-08-16 | 2016-12-21 | 中车株洲电力机车研究所有限公司 | A kind of speed acquisition device and method |
| CN206892128U (en) * | 2017-05-19 | 2018-01-16 | 武汉锐华电气有限公司 | A kind of more executing agency's speed measuring systems |
-
2017
- 2017-05-19 CN CN201710360784.2A patent/CN107064541A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201965145U (en) * | 2010-12-03 | 2011-09-07 | 中国南方航空工业(集团)有限公司 | Rotating speed measuring conditioning device and engine |
| CN102539813A (en) * | 2010-12-14 | 2012-07-04 | 江阴市华恒仪表有限公司 | Monitoring instrument circuit |
| CN203630151U (en) * | 2013-12-13 | 2014-06-04 | 广州市福立分析仪器有限公司 | Multifunctional automobile engine revolving speed measuring device |
| CN204283625U (en) * | 2014-12-02 | 2015-04-22 | 哈尔滨广瀚燃气轮机有限公司 | Gas turbine rotary speed conditioning module |
| CN105424966A (en) * | 2015-12-11 | 2016-03-23 | 中国航空工业集团公司西安航空计算技术研究所 | Engine rotating speed measurement circuit and method |
| CN106248986A (en) * | 2016-08-16 | 2016-12-21 | 中车株洲电力机车研究所有限公司 | A kind of speed acquisition device and method |
| CN206892128U (en) * | 2017-05-19 | 2018-01-16 | 武汉锐华电气有限公司 | A kind of more executing agency's speed measuring systems |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110045140A (en) * | 2019-05-10 | 2019-07-23 | 石家庄辰启科技有限公司 | The monitoring of multifunction road molding machine oscillator and transmission module |
| CN110488040A (en) * | 2019-09-25 | 2019-11-22 | 中国人民解放军63698部队 | A kind of engine speed measuring system |
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