CN201886036U - Calibrating device for wind-direction sensor - Google Patents
Calibrating device for wind-direction sensor Download PDFInfo
- Publication number
- CN201886036U CN201886036U CN2010206577310U CN201020657731U CN201886036U CN 201886036 U CN201886036 U CN 201886036U CN 2010206577310 U CN2010206577310 U CN 2010206577310U CN 201020657731 U CN201020657731 U CN 201020657731U CN 201886036 U CN201886036 U CN 201886036U
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- wind transducer
- wind
- photoelectric sensor
- rolling disc
- calibrating installation
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Abstract
The utility model relates to a calibrating device for a wind-direction sensor, which comprises a pedestal performing fixing and supporting actions, and is characterized in that: a rotary disk, a photoelectric sensor, a control circuit and a driving motor for driving the rotary disk to rotate are arranged on the pedestal; a plurality of through holes are equidistantly arranged on the edge of the rotary disk, a fixing hole for fixing the wind-direction sensor is drilled at the central position of the rotary disk, and the transmitting end and the receiving end of the photoelectric sensor are respectively arranged at the upper side and the lower side of the rotary disk; and the control circuit is respectively and electrically connected with the photoelectric sensor, the driving motor and the wind-direction sensor. In the utility model, the automatic calibration for the wind-direction sensor is realized, and not only is the calibrating speed for the wind-direction sensor increased, but also the calibrating precision is ensured; and the control-circuit part in the calibrating device is provided with an RS232 communication module which can communicated with an upper PC (Personal Computer), and therefore the transmission, the display and the printout of the data are realized, and the calibrating device is practical and more convenient.
Description
Technical field
The utility model relates to a kind of wind transducer calibrating installation, in particular, relates in particular to a kind of wind transducer calibrating installation that can finish automatically the wind transducer detection.
Background technology
Modern society is more and more higher to the requirement of automatization level, but the calibration of wind transducer in the last few years still rests on the manual calibration stage to a great extent, this calibration steps is consuming time, calibration efficiency is low, but also number appears misreading easily, the system that therefore designs the automatic calibration of cover wind transducer is very necessary.
Summary of the invention
The utility model provides a kind of and can finish the wind transducer calibrating installation that wind transducer is detected automatically in order to overcome the shortcoming of above-mentioned technical matters.
Wind transducer calibrating installation of the present utility model has comprised base fixing and supporting role, it is characterized in that: the drive motor that described base is provided with rolling disc, photoelectric sensor, control circuit and is used to drive turn disc; Edge's spaced set of described rolling disc has some through holes, and the center of rolling disc offers the fixed orifice that is used for fixing wind transducer, and the transmitting terminal of described photoelectric sensor and receiving end are arranged at the both sides up and down of rolling disc respectively; Described control circuit and photoelectric sensor, drive motor and wind transducer all are electrically connected.Base is played a supporting role, and is used to realize to the support of control circuit of rolling disc, photoelectric sensor, drive motor; Rolling disc is placed on the base and can rotates under the driving of drive motor.Exactly, the transmitting terminal of photoelectric sensor and receiving end are positioned at the upper and lower of through hole, utilize the through hole that is arranged on the rolling disc, and photoelectric sensor can be realized the detection to the turn disc angle.Control circuit not only is used to realize detection and the control to whole prover, also can realize and the communicating by letter of upper PC.
Wind transducer calibrating installation of the present utility model, the top of described wind transducer is provided with the wind direction bar; Be set with the U-shaped support that is used for fixing the wind direction bar on the described base, the top of this U-shaped support is provided with left vertical rod and right vertical rod, the distance between described left vertical rod and the right vertical rod and the equal diameters of wind direction bar.The purpose that the U-shaped support is set is for the ease of fixing wind transducer, so that realize fast detecting; Left vertical rod on the U-shaped support and the distance between the right vertical rod are set to the equal diameters with the wind direction bar, can guarantee that rolling disc is consistent with the rotational angle of wind transducer.
Wind transducer calibrating installation of the present utility model, the quantity of described through hole are 36; Described base is connected by bearing with rolling disc.Distance between the adjacent two through hole is 10 °, and revolution moves a week, can realize 36 detections to the wind transducer output signal; Base is connected by bearing with rolling disc, has just realized that rolling disc can rotate under the drive of drive motor freely.
Wind transducer calibrating installation of the present utility model, described base are provided with and are used for seal case that photoelectric sensor is sealed.Be provided with after the seal case, can guarantee that the electric transducer duty is more stable, avoid taking place maloperation.
Wind transducer calibrating installation of the present utility model, the transmitting terminal of described photoelectric sensor are infrared photocell, and the receiving end of described photoelectric sensor is a phototransistor.Infrared photocell and phototransistor cooperatively interact, and realize the detection to the turn disc angle.
Wind transducer calibrating installation of the present utility model, described control circuit comprised computing and control action microcontroller, be used for the output signal of photoelectric sensor is carried out phase inverter, the motor drive module of shaping and is used to the RS232 communication module of realizing that control circuit is communicated by letter with upper PC; The input end of described microcontroller is provided with the first sensor load module and the second sensor load module that matches with Gray code type wind transducer and voltage-type wind transducer respectively.Microcontroller is used to realize the detection and the computing of data, and realizes control to whole prover according to operation result and internal processes; Phase inverter can carry out shaping to the pulse signal of photoelectric sensor output, to prevent the maloperation of single-chip microcomputer.The RS232 communication module can realize the communicating by letter of control circuit and upper PC, so that be sent to the data of detected wind transducer in the upper PC and show.
Wind transducer calibrating installation of the present utility model, the model of described microcontroller are ATMEGA16, and the model of described phase inverter is 74LS14, and the communication module of described RS232 is MAX232AESE; Described Gray code type wind transducer is the ZQZ-TF wind transducer, and described voltage-type wind transducer is the EL15-2D wind transducer.The ATMEGA16 single-chip microcomputer is 8 risc instruction set single-chip microcomputers of a kind of low-power consumption, has peripheral hardware in the abundant sheet, built-in 8 path 10 position ADC, and built-in 512 byte EEPROM, the IO driving force is strong, is particularly suitable for the control of low-power consumption type instrument and meter.
The beneficial effects of the utility model are: the utility model is by being provided with drive motor that drives turn disc and the photoelectric sensor that is used to detect the turn disc angle, realized automatic calibration to wind transducer, not only improved calibration speed, but also guaranteed calibration accuracy wind transducer; Control circuit part in the utility model is provided with the RS232 communication module that can communicate by letter with upper PC, has realized transmission, demonstration and the printout of data, and is practical convenient.
Description of drawings
Fig. 1 is user mode figure of the present utility model;
Fig. 2 is a structure principle chart of the present utility model;
Fig. 3 is the schematic diagram of control circuit part;
Fig. 4 is the detection schematic diagram of photoelectric sensor;
Fig. 5 is the connection layout of Gray code type wind transducer and microcontroller;
Fig. 6 is the circuit diagram that detects voltage-type wind transducer part in the control circuit;
Fig. 7 is the RS232 communication module of microcontroller periphery;
Fig. 8 is the detection schematic diagram of prover;
Among the figure: 1 base, 2 rolling discs, 3 through holes, 4 control circuits, 5 photoelectric sensors, 51 infrared photocells, 52 phototransistors, 6 drive motor, 7 U-shaped supports, 71 left vertical rods, 72 right vertical rods, 8 wind transducers, 9 wind direction bars, 10 seal cases, 11 fixed orifices, 12 voltage sources, 13 microcontrollers, 14 phase inverters, 15 motor drive modules, 16 RS232 communication modules, 17 upper PCs, 18 first sensor load modules, 19 second sensor load modules.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing and embodiment.
As depicted in figs. 1 and 2, provided practical constitutional diagram of the present utility model and structural drawing respectively, it comprises base 1, rolling disc 2, control circuit 4, photoelectric sensor 5, drive motor 6, U-shaped support 7, wind transducer 8.Shown base 1 mainly plays fixing and supporting role, rolling disc 2 is arranged on the base 1 and can rotates, in order to guarantee that rolling disc 2 can rotate freely, rolling disc 2 and base 1 are connected by bearing, the rolling disc 2 a certain axis that just can wind perpendicular to base 1 rotates freely like this, has guaranteed the accuracy of detection of native system.The center position of rolling disc 2 is provided with the fixed orifice 11 that matches with wind transducer 8, and fixed orifice 11 can be realized the location to wind transducer 8, also can the connecting line between wind direction sensor 8 and the control circuit 4 therefrom be connected; Every interval, the marginal position place of rolling disc 2 is provided with a through hole 3 for 10 °, amounts to 36, so that realize the detection to rolling disc 2 rotational angles.Photoelectric sensor 5 is fixedly installed on the base 1, the transmitting terminal of photoelectric sensor 5 and receiving end are separately positioned on the both sides of rolling disc 2, as shown in Figure 4, the transmitting terminal of photoelectric sensor 5 is an infrared photocell 51, receiving end is a phototransistor 52, the collector of phototransistor 52 connects positive source, emitter connects ground connection behind the 20K resistance, signal output part is the emitter of phototransistor 52, in the process of work, block if be rotated dish 2 between infrared photocell 51 and the phototransistor 52, phototransistor 52 ends, the output low level signal; If the through hole 3 of rolling disc 2 is between infrared photocell 51 and phototransistor 52 time, phototransistor 52 conductings, output high level signal; By detection, realized that rolling disc 2 and the rotational angle that is placed on the wind transducer 8 on the rolling disc 2 detect to the output high level signal.
Shown drive motor 6 is fixedly installed on the base 1, and drive motor 6 is used to rotate rolling disc 2; Can fixedly install soft sleeve pipe on the output shaft of drive motor 6, this soft sleeve pipe contacts with the lower surface of rolling disc 2, so that realize the driving of 6 pairs of rolling discs 2 of drive motor.The top of wind transducer 8 is a wind direction bar 9, and in the process of using, wind direction bar 9 can be swung along with the change of wind direction.U-shaped support 7 is fixed on the rolling disc 2, the top of U-shaped support 7 is left vertical rod 71 and right vertical rod 72, the distance between left side vertical rod 71 and the right vertical rod 72 and the equal diameters of wind direction bar 9, so just, avoided because the swing of the wind direction bar 9 that rotation caused of rolling disc 29 firm being fixed on the U-shaped support 7 of wind direction bar.Provide the schematic diagram of control circuit as shown in Figure 3, comprised microcontroller 13, phase inverter 14, motor drive module 15, RS232 driver module 16, first sensor load module 18, the second sensor load module 19; Microcontroller 13 adopts 8 AVR Series of MCU ATMEGA16 of atmel corps, realizes data acquisition, data operation, to the control of drive motor 6 and uploading of data; The input end of phase inverter 14 is connected with the output terminal of photoelectric sensor 5, is used to realize the shaping to photoelectric sensor 5 output signals, avoids signal jitter.As shown in Figure 7, the model that shown RS232 communication module 16 adopts is MAX232AESE, RS232 communication module 16 is used to realize communicating by letter of control circuit 4 and upper PC 17, and the data upload of the wind transducer 8 that detects in the program of upper PC 17, and is carried out the demonstration of relevant data.First sensor load module 18 can be realized respectively being connected with the wind transducer of Gray code type signal with the voltage signal input with the second sensor load module 19, as shown in Figure 5, provided the connecting circuit figure of Gray code type wind transducer and microcontroller 13,7 of Gray code type wind transducer is connected with the PA0～PA6 port of microcontroller 13 respectively for data line, so that realize reading of 13 pairs of sensors input data of microcontroller.Fig. 6 has provided the schematic diagram of voltage source 12 in the voltage-type wind transducer, can realize accurate measurement to voltage-type wind transducer output signal by voltage source is set.
Calibration steps of the present utility model:
Before to the wind transducer calibration, should be placed on wind direction sensor 8 on the fixed orifice 11 on the rolling disc 2, the output data line of wind direction sensor 8 is connected with control circuit, carry out then the following step: a. at first control circuit (4) whether have gray code signal or voltage signal to judge to wind transducer (8); If the signal input is arranged, carries out the b step; If do not have the signal input, then repeated execution of steps a; B. whether order about drive motor (6) and rotate, detecting photoelectric sensor (5) has the pulse signal input, if pulse signal input, execution in step c are arranged; If do not have the pulse signal input, then repeating step b; C. read the numerical value of wind transducer (8) input, and the wind direction value of this numerical value correspondence and actual wind direction value are compared, detect error whether in 5 °; The wind direction value that detects is sent to upper PC; Execution in step d; D. judge whether number of pulse signals is less than or equal to 36, if for being, execution in step b then; If for not, execution in step e then; E. detection of end.
Claims (7)
1. wind transducer calibrating installation, comprised the base (1) of fixing and supporting role, it is characterized in that: the drive motor (6) that described base (1) is provided with rolling disc (2), photoelectric sensor (5), control circuit (4) and is used to drive turn disc; Edge's spaced set of described rolling disc (2) has some through holes (3), the center of rolling disc offers the fixed orifice (11) that is used for fixing wind transducer (8), and the transmitting terminal of described photoelectric sensor (5) and receiving end are arranged at the both sides up and down of rolling disc (2) respectively; Described control circuit (4) all is electrically connected with photoelectric sensor (5), drive motor (6) and wind transducer (8).
2. wind transducer calibrating installation according to claim 1 is characterized in that: the top of described wind transducer (8) is provided with wind direction bar (9); Be set with the U-shaped support (7) that is used for fixing wind direction bar (9) on the described base (1), the top of this U-shaped support (7) is provided with left vertical rod (71) and right vertical rod (72), the distance between described left vertical rod (71) and the right vertical rod (72) and the equal diameters of wind direction bar (9).
3. wind transducer calibrating installation according to claim 1 and 2 is characterized in that: the quantity of described through hole (3) is 36; Described base (1) is connected by bearing with rolling disc (2).
4. wind transducer calibrating installation according to claim 1 and 2 is characterized in that: described base (1) is provided with and is used for seal case (10) that photoelectric sensor (5) is sealed.
5. wind transducer calibrating installation according to claim 1 and 2 is characterized in that: the transmitting terminal of described photoelectric sensor (5) is infrared photocell (51), and the receiving end of described photoelectric sensor (5) is phototransistor (52).
6. wind transducer calibrating installation according to claim 1 and 2 is characterized in that: described control circuit (4) comprised computing and control action microcontroller (13), be used for the output signal of photoelectric sensor is carried out phase inverter (14), the motor drive module (15) of shaping and is used to the RS232 communication module (16) of realizing that control circuit (4) is communicated by letter with upper PC (17); The input end of described microcontroller (13) is provided with the first sensor load module (18) and the second sensor load module (19) that matches with Gray code type wind transducer and voltage-type wind transducer respectively.
7. wind transducer calibrating installation according to claim 3 is characterized in that: the model of described microcontroller (13) is ATMEGA16, and the model of described phase inverter is 74LS14, and the communication module of described RS232 (16) is MAX232AESE; Described Gray code type wind transducer is the ZQZ-TF wind transducer, and described voltage-type wind transducer is the EL15-2D wind transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206577310U CN201886036U (en) | 2010-12-14 | 2010-12-14 | Calibrating device for wind-direction sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206577310U CN201886036U (en) | 2010-12-14 | 2010-12-14 | Calibrating device for wind-direction sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201886036U true CN201886036U (en) | 2011-06-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206577310U Expired - Lifetime CN201886036U (en) | 2010-12-14 | 2010-12-14 | Calibrating device for wind-direction sensor |
Country Status (1)
| Country | Link |
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| CN (1) | CN201886036U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102095895A (en) * | 2010-12-14 | 2011-06-15 | 边文超 | Calibration system of wind direction sensor |
| CN108801943A (en) * | 2018-04-19 | 2018-11-13 | 西安近代化学研究所 | A kind of self-checking device of smog transmission measurement system |
-
2010
- 2010-12-14 CN CN2010206577310U patent/CN201886036U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102095895A (en) * | 2010-12-14 | 2011-06-15 | 边文超 | Calibration system of wind direction sensor |
| CN102095895B (en) * | 2010-12-14 | 2012-09-26 | 边文超 | Calibration system of wind direction sensor |
| CN108801943A (en) * | 2018-04-19 | 2018-11-13 | 西安近代化学研究所 | A kind of self-checking device of smog transmission measurement system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110629 Effective date of abandoning: 20120926 |