CN109696560A - A kind of magnetic induction air velocity transducer - Google Patents
A kind of magnetic induction air velocity transducer Download PDFInfo
- Publication number
- CN109696560A CN109696560A CN201710991355.5A CN201710991355A CN109696560A CN 109696560 A CN109696560 A CN 109696560A CN 201710991355 A CN201710991355 A CN 201710991355A CN 109696560 A CN109696560 A CN 109696560A
- Authority
- CN
- China
- Prior art keywords
- magnetic induction
- ball
- hollow tube
- transmission shaft
- concave portion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000006698 induction Effects 0.000 title claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims abstract description 22
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 9
- 239000010959 steel Substances 0.000 claims abstract description 9
- 238000004891 communication Methods 0.000 claims description 6
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 238000005259 measurement Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Toys (AREA)
Abstract
The present invention provides a kind of magnetic induction air velocity transducer, including mounting plate；Box body is set on the mounting plate, is equipped with single-chip microcontroller, battery, A/D converter in the box body；Hollow tube is equipped with above the box body, transmission shaft is provided in the hollow tube, the top of the transmission shaft is provided with wind direction bar, is provided with wind vane on the wind direction bar, the bottom end of the wind direction bar is provided with magnet steel, is located at below the magnet steel in the hollow tube and is provided with magnetic induction unit；The single-chip microcontroller is electrically connected with magnetic induction unit, battery, A/D converter respectively, and battery and A/D converter are electrically connected；The top of the hollow tube is spherical female concave portion, and the wind direction bar and the one end for being driven axis connection are ball, and the ball and spherical female concave portion cooperate, and ball is embedded in spherical female concave portion, and ball can rotate horizontally.The junction of setting spherical female concave portion in hollow tube top of the present invention, wind direction bar and transmission shaft is the spherical shape cooperated with spherical female concave portion, not easily broken, and frictional force substantially reduces.
Description
Technical field
The present invention relates to sensor technical fields, and in particular to a kind of magnetic induction air velocity transducer.
Background technique
Current widely used air velocity transducer has eddy current sensor, and the structure of the sensor is simple, it is by wind
Cup drives the rotation of metal-toothed turntable by shaft, and the calculating by chip to sensor shaft revolving speed obtains the data of wind speed, by
It is simple in this sensor structure, it is low in cost, so having been obtained extensively in some fields less high for required precision
Application.In meteorologic survey work, some more accurate measurement data are generally required, although and eddy current sensor is clever
Sensitivity and durability are all more satisfactory, but its precision cannot complete the measurement work in current some fields, so again
Produce the higher optocoupler induction type air velocity transducer of precision.The principle of optocoupler induction type air velocity transducer is, when vane rotates
When, drive multiple tooth turntable to rotate by main shaft, the light emitting diode for receiving the phototriode below multiple tooth turntable above shines
The light to get off is penetrated, by the state of phototriode on or off, forms the frequency signal directly proportional to vane revolving speed, and
Detailed air speed data, but this sensor higher cost, not yet popularization and application can be obtained after calculating.
Existing air velocity transducer includes mounting plate, box body, the transmission shaft of setting on a mounting board, the top setting of transmission shaft
There is wind speed cup, wind speed conversion circuit module is arranged in the bottom end of transmission shaft.There are vanes and transmission shaft connection place for the above-mentioned prior art
It is easily broken, the defects of spin friction is big.
Summary of the invention
In view of the above shortcomings of the prior art, the present invention provides a kind of magnetic induction air velocity transducer, and structure simple rigid is not
Easily broken, rotating friction force is small, is suitable for the fields such as meteorology, ocean, environment, agricultural, forestry, water conservancy, electric power, scientific research.
To achieve the above object, the present invention adopts the following technical scheme:
A kind of magnetic induction air velocity transducer, including mounting plate；Box body is set on the mounting plate, is equipped in the box body single
Piece machine, battery, A/D converter；It is equipped with hollow tube above the box body, is provided with transmission shaft, the biography in the hollow tube
By blade three vanes interconnected, the bottom end of the transmission shaft is provided with magnet steel, described hollow for the top setting of moving axis
It is located at below the magnet steel in pipe and is provided with magnetic induction unit；The single-chip microcontroller turns with magnetic induction unit, battery, A/D respectively
Parallel operation is electrically connected, and battery and A/D converter are electrically connected；The top of the hollow tube is spherical female concave portion, the blade
One end with transmission axis connection is ball, and the ball and spherical female concave portion cooperate, and ball is embedded in spherical female concave portion, and ball can water
Flat rotation.
Further, the single-chip microcontroller includes PORT COM, be connected on the PORT COM communication cable or
Wireless communication apparatus.
Further, the blade is Al-alloy parts, and the vane is metalwork.
The utility model has the advantages that hollow tube top is arranged spherical female concave portion, the junction of blade and transmission shaft is and spherical female concave portion
The spherical shape of cooperation, it is not easily broken, and frictional force substantially reduces.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Figure label: 1, mounting plate；2, vane；3, blade；4, hollow tube；5, box body；6, transmission shaft；7, magnet steel；8, magnetic
Sensing unit；9, battery；10, single-chip microcontroller；11, A/D converter；12, ball.
Specific embodiment
Structure and the course of work of the invention are described further with reference to the accompanying drawing.
As shown in Figure 1, the present invention provides a kind of magnetic induction air velocity transducer, including mounting plate 1；It is set on the mounting plate 1
Box body 5 is set, is equipped with single-chip microcontroller 10, battery 9, A/D converter 11 in the box body 5；Hollow tube 4 is equipped with above the box body 5,
Transmission shaft 6 is provided in the hollow tube 4, the top setting of the transmission shaft 6 passes through 3 interconnected three vanes 2 of blade,
The bottom end of the transmission shaft 6 is provided with magnet steel 7, is located at below the magnet steel 7 in the hollow tube 4 and is provided with magnetic induction unit 8；
The single-chip microcontroller 10 is electrically connected with magnetic induction unit 8, battery 9, A/D converter 11 respectively, battery 9 and A/D converter
11 are electrically connected；The top of the hollow tube 4 is spherical female concave portion, and one end that the blade 3 is connect with transmission shaft 6 is ball
12, the ball 12 cooperates with spherical female concave portion, and ball 12 is embedded in spherical female concave portion, and ball 12 can rotate horizontally.The monolithic
Machine 10 includes PORT COM, and communication cable or wireless communication apparatus are connected on the PORT COM.The blade 3 is
Al-alloy parts, the vane 2 are metalwork.
The operation principle of the present invention is that: mounting plate 1 is mounted on tested point, when wind-force acts on vane according to a direction
When on 2, vane 2 drives transmission shaft 6 to rotate, and variation magnetic field is converted into magnetic induction voltage and exported to monolithic by magnetic induction unit
Machine 10.4 top of hollow tube is spherical female concave portion, and the junction of blade 3 and transmission shaft 6 is the ball cooperated with spherical female concave portion
12, such structure is not easy to break, and frictional force substantially reduces.
Those skilled in the art can understand that unless otherwise defined, all terms used herein (including skill
Art term and scientific term) there is meaning identical with the general understanding of those of ordinary skill in fields of the present invention.Also
It should be understood that those terms such as defined in the general dictionary should be understood that have in the context of the prior art
The consistent meaning of meaning will not be explained in an idealized or overly formal meaning and unless defined as here.
Above-described specific embodiment has carried out further the purpose of the present invention, technical scheme and beneficial effects
It is described in detail, it should be understood that being not limited to this hair the foregoing is merely a specific embodiment of the invention
Bright, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should be included in the present invention
Protection scope within.
Claims (3)
1. a kind of magnetic induction air velocity transducer, which is characterized in that including mounting plate (1)；Box body is set on the mounting plate (1)
(5), single-chip microcontroller (10), battery (9), A/D converter (11) are equipped in the box body (5)；In being equipped with above the box body (5)
Blank pipe (4), the hollow tube (4) is interior to be provided with transmission shaft (6), and the top setting of the transmission shaft (6) is mutual by blade (3)
Three vanes (2) of connection, the bottom end of the transmission shaft (6) are provided with magnet steel (7), and the magnetic is located in the hollow tube (4)
Magnetic induction unit (8) are provided with below steel (7)；The single-chip microcontroller (10) respectively with magnetic induction unit (8), battery (9), A/D
Converter (11) is electrically connected, and battery (9) and A/D converter (11) are electrically connected；The top of the hollow tube (4) is spherical shape
Recessed portion, one end that the blade (3) connect with transmission shaft (6) are ball (12), and the ball (12) is matched with spherical female concave portion
It closes, ball (12) is embedded in spherical female concave portion, and ball (12) can rotate horizontally.
2. a kind of magnetic induction air velocity transducer according to claim 1, which is characterized in that the single-chip microcontroller (10) includes
PORT COM is connected with communication cable or wireless communication apparatus on the PORT COM.
3. a kind of magnetic induction air velocity transducer according to claim 1, which is characterized in that the blade (3) is aluminium alloy
Part, the vane (2) are metalwork.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710991355.5A CN109696560A (en) | 2017-10-23 | 2017-10-23 | A kind of magnetic induction air velocity transducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710991355.5A CN109696560A (en) | 2017-10-23 | 2017-10-23 | A kind of magnetic induction air velocity transducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109696560A true CN109696560A (en) | 2019-04-30 |
Family
ID=66226702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710991355.5A Pending CN109696560A (en) | 2017-10-23 | 2017-10-23 | A kind of magnetic induction air velocity transducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109696560A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2514143A1 (en) * | 1981-10-07 | 1983-04-08 | Simerl R A | Hand-held electronic anemometer - has Hall sensor coupling rotating shaft to electronic circuit giving adapted scale read-out to LCD |
| FR2762913A1 (en) * | 1997-05-05 | 1998-11-06 | Somfy | DEVICE FOR MEASURING WIND SPEED AND SUNNESS |
| CN202204827U (en) * | 2011-08-23 | 2012-04-25 | 浙江贝良风能电子科技有限公司 | Wind velocity sensor |
| CN103837700A (en) * | 2012-11-27 | 2014-06-04 | 西安大昱光电科技有限公司 | Wind speed measurement sensor |
| CN205665263U (en) * | 2016-06-12 | 2016-10-26 | 云南银河之星科技有限公司 | Wind direction sensor |
-
2017
- 2017-10-23 CN CN201710991355.5A patent/CN109696560A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2514143A1 (en) * | 1981-10-07 | 1983-04-08 | Simerl R A | Hand-held electronic anemometer - has Hall sensor coupling rotating shaft to electronic circuit giving adapted scale read-out to LCD |
| FR2762913A1 (en) * | 1997-05-05 | 1998-11-06 | Somfy | DEVICE FOR MEASURING WIND SPEED AND SUNNESS |
| CN202204827U (en) * | 2011-08-23 | 2012-04-25 | 浙江贝良风能电子科技有限公司 | Wind velocity sensor |
| CN103837700A (en) * | 2012-11-27 | 2014-06-04 | 西安大昱光电科技有限公司 | Wind speed measurement sensor |
| CN205665263U (en) * | 2016-06-12 | 2016-10-26 | 云南银河之星科技有限公司 | Wind direction sensor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203798818U (en) | Wind speed wind direction acquisition device based on single-chip microcomputer | |
| CN203658382U (en) | Photoelectric rotation speed measurement instrument | |
| CN102435767B (en) | Integrated anemoclinograph | |
| CN207396526U (en) | Air velocity transducer | |
| CN103760377B (en) | A kind of measurement apparatus of wheeled robot movable motor rotating speed | |
| CN205156949U (en) | Aerogenerator fault detection device | |
| CN204349881U (en) | Solar energy power generating controller | |
| CN109813391A (en) | A kind of hydraulic engineering water level alarm | |
| CN2921787Y (en) | Hand-held wind vane and anemometer | |
| CN201811969U (en) | Integrated anemoclinograph | |
| CN103808963A (en) | Wind speed and wind direction calibration system | |
| CN109696560A (en) | A kind of magnetic induction air velocity transducer | |
| CN207318521U (en) | A kind of magnetic induction air velocity transducer | |
| CN203275679U (en) | Meteorological parameter recording system | |
| CN204314324U (en) | A kind of low cost motor speed detect circuit | |
| CN203204014U (en) | Wind speed and wind direction calibrator | |
| CN109696564A (en) | A kind of magnetic induction wind transducer | |
| CN103135586A (en) | Sun position tracking and interpreting device monitoring system | |
| CN205720285U (en) | A kind of high-resolution motor speed measuring instrument based on photoelectric encoder | |
| CN109696563A (en) | A kind of air velocity transducer | |
| CN203772890U (en) | Hand-held hollow flow meter | |
| CN103809221A (en) | Meteorological parameter recorder | |
| CN203204183U (en) | Wind speed and wind direction calibration system | |
| CN209446763U (en) | A kind of ultrasound positioning device of unmanned plane | |
| CN109696565A (en) | A kind of wind transducer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190430 |
|
| WD01 | Invention patent application deemed withdrawn after publication |