CN209198484U - Incremental encoder speed measuring device - Google Patents
Incremental encoder speed measuring device Download PDFInfo
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- CN209198484U CN209198484U CN201821692703.5U CN201821692703U CN209198484U CN 209198484 U CN209198484 U CN 209198484U CN 201821692703 U CN201821692703 U CN 201821692703U CN 209198484 U CN209198484 U CN 209198484U
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- measuring device
- incremental encoder
- speed measuring
- chip microcontroller
- digital display
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Abstract
The utility model relates to encoder velocity measuring technique fields, more particularly to a kind of incremental encoder speed measuring device, including wind turbine and speed measuring device, speed measuring device includes signal acquisition unit, processing and control element (PCE) and man-machine interaction unit, signal acquisition unit is made of incremental encoder and mounting rack, the single-chip microcontroller that processing and control element (PCE) is selected is as controller, man-machine interaction unit is made of eight seven sections of digital display tube and enter key, incremental encoder is connected with the secondary drive shaft of wind turbine, and after the end P25 of single-chip microcontroller and the A phase of the end P11 reception incremental encoder and the processing calculating of Z phase signals output pulse signal, real-time display is carried out by digital display tube；The utility model is intended to provide a kind of revolving speed for automatic measurement impeller and feeding number, and can the speed measuring device that shows of real time digital.
Description
Technical field
The utility model relates to encoder velocity measuring technique fields, and in particular to a kind of incremental encoder speed measuring device.
Background technique
Incremental encoder is will to be displaced to be converted into periodic electric signal, then this electric signal is transformed into counting arteries and veins
Punching indicates the size of displacement with the number of pulse.
Encoder is a kind of device for angular displacement or straight-line displacement being converted into electric signal.The former is known as code-disc, and the latter claims
Yardstick can be divided into contact and contactless two kinds of contacts according to playback mode encoder and be exported using brush, a brush
It is " 1 " or " 0 " that conduction region or insulation layer, which are contacted, come the state for indicating code；The contactless sensing element that receives is photosensitive member
Part or magneto sensor, using when light-sensitive element with transparent area and opaque area is " 1 " or " 0 " come the state for indicating code.
Wind energy can be converted directly into the mechanical energy of impeller by wind turbine, then by transmission mechanism and work structuring for making
Make the material transmission in industry production.In the test run and use process of wind turbine, the revolving speed per minute of real-time detection impeller is needed,
And material transmission quantity is counted.Since using manually testing the speed and counting, it is biggish scarce that there is troublesome in poeration, errors
Point.
Utility model content
The technical issues of solution
For disadvantages mentioned above present in the prior art, the utility model provides a kind of incremental encoder and tests the speed dress
It sets, it is desirable to provide a kind of revolving speed and feeding number for automatic measurement impeller, and the speed measuring device that energy real time digital is shown.
Technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs:
A kind of incremental encoder speed measuring device, including wind turbine and speed measuring device, the speed measuring device include that signal is adopted
Collection unit, processing and control element (PCE) and man-machine interaction unit, the signal acquisition unit are made of incremental encoder and mounting rack,
The single-chip microcontroller that the processing and control element (PCE) is selected is as controller, and the man-machine interaction unit is by eight seven sections of digital display tube
It is formed with enter key, the incremental encoder is connected with the secondary drive shaft of the wind turbine, and the P25 of the single-chip microcontroller
After end and the end P11 receive the A phase and the processing calculating of Z phase signals output pulse signal of the incremental encoder, pass through the number
Code display tube carries out real-time display.
Further, the single-chip microcontroller selects STC89C52 type single-chip microcontroller, and its exterior is equipped with 74HC573 latch, crystalline substance
Shake circuit and reset circuit.
Further, the enter key by button inputting circuits with but single-chip microcontroller connect, swept by the single-chip microcontroller
Retouch key-press input level signal include reset, start, pause, count with revolving speed reset, data keep with release etc. signals.
Further, the incremental encoder carries out tachometric survey using M method, and the A phase output pulse signal is used
In measurement revolving speed, the Z phase signals output pulse is for counting.
Further, the digital display tube is connected by digital display circuit with single-chip microcontroller, passes through digital display tube
Select signal and section selects signal, real-time display is carried out to measurement result.
Further, the speed measuring device is powered using dry cell or integrated battery.
Beneficial effect
It is had the following beneficial effects: compared with known publicly-owned technology using technical solution provided by the utility model
1, speed measuring device of the utility model based on single-chip microcontroller and photoelectric encoder is and right to measurement wind turbine wheel speed
Transmission material is counted, at the same by the segmentation display function of digital display tube to measure speed and count value carry out it is real-time
It has been shown that, the working efficiency greatly improved, and have simple and easy, measurement is accurate, advantage easy to use and low in cost.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described.It should be evident that the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the principles of the present invention wire frame diagram；
Label in figure respectively represents: 1- signal acquisition unit；2- processing and control element (PCE)；3- man-machine interaction unit；4- number
Code display tube；5- enter key；6- incremental encoder.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described.Obviously, it is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
Below with reference to embodiment, the utility model will be further described.
Embodiment
A kind of incremental encoder speed measuring device of the present embodiment, referring to Fig.1: including wind turbine and speed measuring device, testing the speed
Device includes signal acquisition unit 1, processing and control element (PCE) 2 and man-machine interaction unit 3, and signal acquisition unit 1 is encoded by incremental
Device 6 and mounting rack composition, the single-chip microcontroller that processing and control element (PCE) 2 is selected is as controller, and man-machine interaction unit 3 is by eight seven sections
Digital display tube 4 and enter key 5 form, and incremental encoder 6 is connected with the secondary drive shaft of wind turbine, and single-chip microcontroller
It is aobvious by number after the end P25 and the end P11 receive the A phase and the processing calculating of Z phase signals output pulse signal of incremental encoder 6
Show that pipe 4 carries out real-time display.
Single-chip microcontroller selects STC89C52 type single-chip microcontroller, its exterior is equipped with 74HC573 latch, crystal oscillating circuit and resets electricity
Road.
Enter key 5 by button inputting circuits with but single-chip microcontroller connect, pass through single-chip microcontroller scan key-press input level letter
Number include reset, start, pause, count with revolving speed reset, data keep with release etc. signals.
Incremental encoder 6 carries out tachometric survey using M method, and A phase output pulse signal is for measuring revolving speed, Z phase signals
Output pulse is for counting.
Digital display tube 4 is connected by digital display circuit with single-chip microcontroller, selects signal and Duan Xuan by digital display tube 4
Signal carries out real-time display to measurement result；Speed measuring device is powered using dry cell or integrated battery.
Beneficial effect
It is had the following beneficial effects: compared with known publicly-owned technology using technical solution provided by the utility model
Speed measuring device of the utility model based on single-chip microcontroller and photoelectric encoder is to measurement wind turbine wheel speed, and to biography
Send material to be counted, at the same by the segmentation display function of digital display tube 4 to measure speed and count value carry out it is real-time
It has been shown that, the working efficiency greatly improved, and have simple and easy, measurement is accurate, advantage easy to use and low in cost.
Above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；Although referring to aforementioned reality
Example is applied the utility model is described in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
Modify or replace, can't make corresponding technical solution essence be detached from various embodiments of the utility model technical solution spirit and
Range.
Claims (6)
1. a kind of incremental encoder speed measuring device, including wind turbine and speed measuring device, which is characterized in that the speed measuring device packet
Signal acquisition unit, processing and control element (PCE) and man-machine interaction unit are included, the signal acquisition unit is by incremental encoder and peace
Composition is shelved, the single-chip microcontroller that the processing and control element (PCE) is selected is as controller, and the man-machine interaction unit is by eight seven sections
Digital display tube and enter key composition, the incremental encoder are connected with the secondary drive shaft of the wind turbine, and described
After the end P25 and the end P11 of single-chip microcontroller receive the A phase and the processing calculating of Z phase signals output pulse signal of the incremental encoder,
Real-time display is carried out by the digital display tube.
2. a kind of incremental encoder speed measuring device according to claim 1, which is characterized in that the single-chip microcontroller is selected
STC89C52 type single-chip microcontroller, its exterior is equipped with 74HC573 latch, crystal oscillating circuit and reset circuits.
3. a kind of incremental encoder speed measuring device according to claim 1, which is characterized in that the enter key is by pressing
Key input circuit with but single-chip microcontroller connect, by the single-chip microcontroller scan key-press input level signal include reset, start, temporarily
Stop, count and the signals such as revolving speed clearing, data holding and releasing.
4. a kind of incremental encoder speed measuring device according to claim 1, which is characterized in that the incremental encoder
Tachometric survey is carried out using M method, the A phase output pulse signal is for measuring revolving speed, and the Z phase signals output pulse is based on
Number.
5. a kind of incremental encoder speed measuring device according to claim 1, which is characterized in that the digital display tube is logical
It crosses digital display circuit to connect with single-chip microcontroller, selects signal and section to select signal by digital display tube, measurement result is carried out real
When show.
6. a kind of incremental encoder speed measuring device according to claim 1, which is characterized in that the speed measuring device uses
Dry cell or integrated battery are powered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821692703.5U CN209198484U (en) | 2018-10-18 | 2018-10-18 | Incremental encoder speed measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821692703.5U CN209198484U (en) | 2018-10-18 | 2018-10-18 | Incremental encoder speed measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209198484U true CN209198484U (en) | 2019-08-02 |
Family
ID=67408284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821692703.5U Active CN209198484U (en) | 2018-10-18 | 2018-10-18 | Incremental encoder speed measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209198484U (en) |
-
2018
- 2018-10-18 CN CN201821692703.5U patent/CN209198484U/en active Active
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