CN206892128U - A kind of more executing agency's speed measuring systems - Google Patents
A kind of more executing agency's speed measuring systems Download PDFInfo
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- CN206892128U CN206892128U CN201720562911.2U CN201720562911U CN206892128U CN 206892128 U CN206892128 U CN 206892128U CN 201720562911 U CN201720562911 U CN 201720562911U CN 206892128 U CN206892128 U CN 206892128U
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- speed
- executing agency
- microprocessor
- measurement box
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Abstract
The utility model discloses a kind of more 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, during executing agency's rotating speed exception, microprocessor can control audible-visual annunciator alarm, easy to use.
Description
Technical field
Tachometric survey technical field is the utility model is related to, more particularly, to a kind of more 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, such as the capacity of compressor, shaft power, internal combustion engine
Power output etc., and the vibration of dynamic power machine, chimneying pulsation, the state of wear etc. of various working parts 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, such as Hall sensor sensing object is magnet steel, nothing
Method measures nonmagnetic substance, and Hall sensor is to magnetic-field-sensitive, can produce magnetic field 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
In one-shot measurement task, it is necessary to when measuring a variety of different executing agencies, generally require to select different sensors
It is just more accurate to measure, so cumbersome, without the tachometric survey of the executing agency of the energy various type of unified measurement
Device.
Utility model content
The purpose of this utility model is to overcome above-mentioned technical deficiency, proposes a kind of more executing agency's speed measuring systems,
Solves above-mentioned technical problem of the prior art.
To reach above-mentioned technical purpose, the technical solution of the utility model provides a kind of more executing agency's tachometric survey systems
System, including：Executing agency, the first speed probe, the second speed probe, the first measurement box, the second measurement box, signal
Source changeover switch, microprocessor, audible-visual annunciator, display, data transmission module, first speed probe, described
Two speed probes measure executing agency's rotating speed, the first measurement box, the input point of the second measurement box
First speed probe, second speed probe, the first measurement box, the second measurement box are not connected
Output end connect the signal source changeover switch, the first measurement box, the second measuring box subprocessing sensor sense
The data of survey are simultaneously selected by the signal source changeover switch to the microprocessor output data, the signal source changeover switch
It is the microprocessor and the audible-visual annunciator, the display, described to the measurement box of the microprocessor output data
Data transmission module is electrically connected with, and the microprocessor processes analyze data simultaneously controls the display to show tachometric survey knot
Fruit, the control audible-visual annunciator alarm.
Compared with prior art, the beneficial effects of the utility model include：Signal source changeover switch is selected to microprocessor
The measurement box of output data, can according to the different rotating speeds for needing to select different sensors to measure executing agency, it is flexible,
Applied widely, the rotating speed of executing agency can be adjusted flexibly, meanwhile, during executing agency's rotating speed exception, microprocessor can control sound
Light crossing-signal is alarmed, easy to use.
Brief description of the drawings
Fig. 1 is a kind of control schematic diagram of more executing agency's speed measuring systems provided by the utility model；
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 that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining
The utility model, it is not used to limit the utility model.
The utility model provides a kind of more executing agency's speed measuring systems, including：Executing agency 1, the first rotating speed pass
Sensor 2, the second speed probe 3, first measurement box 4, second measure box 5, signal source changeover switch 6, microprocessor 7,
Audible-visual annunciator 10, display 11, data transmission module 12, speed regulator 8, speed governing button 9, memory 13 and server 14, the
One speed probe 2, the second speed probe 3 measurement executing agency 1 rotating speed, the first measurement box 4, second measure box 5
Input connects the first speed probe 2, the second speed probe 3 respectively, and the first measurement box 4, second measures the defeated of box 5
Go out to hold connecting signal source change-over switch 6, the first measurement box 4, second measures box 5 and handles the data of sensor sensing and pass through
Signal source changeover switch 6 selects the survey to the output data of microprocessor 7 to the output data of microprocessor 7, signal source changeover switch 6
Box is measured, microprocessor 7 is electrically connected with audible-visual annunciator 10, display 11, data transmission module 12, and microprocessor 7 is handled
Analyze data simultaneously controls 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 receives, signal condition
The input of the output end of circuit 41 connection signal gating circuit 42, the output end of signal gating circuit 42 connect 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；Signal conditioning circuit 41 is filtered to the first signal for receiving of measurement box 4, every
Operated from waiting, the signal condition that signal gating circuit 42 treats according to signal conditioning circuit 41 makes signal flow to measured frequency circuit
43 or voltage magnitude circuit 44 is surveyed, the data of sensor sensing are handled simultaneously because the first measurement box 4, second measures box 5
Executing agency 1 can be calculated according to the frequency of measurement to the output data of microprocessor 7, microprocessor 7 by signal source changeover switch 6
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, voltage magnitude shake can be calculated according to voltage magnitude, voltage magnitude shake is calculating 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
Send the rotary speed data of measurement and the reception server 14 is for the control instruction of speed regulator 8 or audible-visual annunciator 10, data transfer
Module 12 receives and control instruction is sent into microprocessor 7 after control instruction, and microprocessor 7 controls the speed governing of speed regulator 8 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.
Preferably, 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 selects more executing agency's speed measuring systems provided by the utility model
Measurement box to microprocessor output data, Regulate signal source changeover switch as needed, select the first measurement box or the
Two measurement boxes, that is, have selected the sensing data or the second speed probe that the first speed probe is transmitted to microprocessor
Sensing data, can be according to the different rotating speeds for needing to select different sensors to measure executing agency, the flexible, scope of application
Extensively, sensor measurement data is sent to display after microprocessor processes and carries out real-time display, if it find that executing agency turns
Fast abnormal, microprocessor control audible-visual annunciator is alarmed, and the different key on speed governing button is pressed, and sends different electrical signals
To microprocessor, different electrical signals control speed regulator that microprocessor is sent according to speed governing button adjusts executing agency to different
Rotating speed.
Compared with prior art, the beneficial effects of the utility model include：Signal source changeover switch is selected to microprocessor
The measurement box of output data, can according to the different rotating speeds for needing to select different sensors to measure executing agency, it is flexible,
Applied widely, the rotating speed of executing agency can be adjusted flexibly, meanwhile, during executing agency's rotating speed exception, microprocessor can control sound
Light crossing-signal is alarmed, easy to use.
Specific embodiment of the present utility model described above, the restriction to scope of protection of the utility model is not formed.
Any various other corresponding changes and deformation made according to technical concept of the present utility model, should be included in this practicality
In new scope of the claims.
Claims (7)
- A kind of 1. more 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, the input of the second measurement box connects first speed probe respectively, 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 the audible-visual annunciator alarm of tachometric survey result, control.
- 2. more 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 are electrically connected with the executing agency, and the speed regulator, the speed governing button and the microprocessor are electrical Connection, the speed governing button send 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. more 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. more 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 are photoelectricity proximity transducer.
- 5. more 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. more 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. more executing agency's speed measuring systems as claimed in claim 1, it is characterised in that the first measuring box attached bag includes Signal conditioning circuit, signal gating circuit, measured frequency circuit, survey voltage magnitude circuit, what the first measurement box 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 It is identical with the described first measurement box to measure box internal circuit configuration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720562911.2U CN206892128U (en) | 2017-05-19 | 2017-05-19 | A kind of more executing agency's speed measuring systems |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720562911.2U CN206892128U (en) | 2017-05-19 | 2017-05-19 | A kind of more executing agency's speed measuring systems |
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| Publication Number | Publication Date |
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| CN206892128U true CN206892128U (en) | 2018-01-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720562911.2U Expired - Fee Related CN206892128U (en) | 2017-05-19 | 2017-05-19 | A kind of more executing agency's speed measuring systems |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107064541A (en) * | 2017-05-19 | 2017-08-18 | 武汉锐华电气有限公司 | A kind of many executing agency's speed measuring systems |
-
2017
- 2017-05-19 CN CN201720562911.2U patent/CN206892128U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107064541A (en) * | 2017-05-19 | 2017-08-18 | 武汉锐华电气有限公司 | A kind of many executing agency's speed measuring systems |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180116 Termination date: 20210519 |