CN201152900Y

CN201152900Y - Wind velocity and wind force automatic detection and display apparatus

Info

Publication number: CN201152900Y
Application number: CNU2007201986780U
Authority: CN
Inventors: 万军红; 冯澜; 王云泉
Original assignee: Shanghai Dianji University
Current assignee: Shanghai Dianji University
Priority date: 2007-11-30
Filing date: 2007-11-30
Publication date: 2008-11-19
Anticipated expiration: 2017-11-30

Abstract

The utility model relates to an automatic detection and display device of wind speed and wind power which comprises a wind speed sensor, a wind speed display module, a wind power display module, a wind speed and wind power detection circuit board, a switch power supply and a power wire holder, wherein, the wind speed and wind power detection circuit board is composed of one wind speed sensor, one singlechip, two resistors, two capacitors and one crystal oscillator; the wind speed display module and the wind power display module consist of five 8D flip-latches, three wind speed display digital tube plates and two wind power display digital tube plates; the singlechip adopts the chip of PIC16F628 series. The automatic detection and display device of wind speed and wind power has the advantages that the circuit is simple, the anti-interference capability is powerful, the wind speed and wind power can be detected automatically and accurately, the numerical values of wind speed and wind power can still be displayed clearly under the glare and the popularization and application are convenient.

Description

Wind speed and wind-force detect and display device automatically

Technical field

The utility model relates to the technology of instrument and meter field, specifically, is that a kind of wind speed and wind-force detect and display device automatically.

Background technology

At present, along with the Nature wind-force being carried out active development and popularizing of effectively utilizing, the application of wind speed and wind detection device is more and more widely.Though existing wind speed and wind detection device have solved many practical problemss, also received certain effect; But because their circuit complexity, many, the poor anti jamming capability of used device, and order set complexity, programming are more loaded down with trivial details, also cause some inconvenience to promoting the use of; Therefore, reduce circuit complexity, reduce the used device of circuit, design circuit is simple, antijamming capability is strong wind speed and wind detection device, become those skilled in the art and want the problem that solves.

Summary of the invention

The purpose of this utility model is to overcome the deficiencies in the prior art, provides the wind speed of a kind of high measurement accuracy, high stability and high reliability and wind-force to detect automatically and display device.

For achieving the above object, the utility model adopts following technical scheme:

A kind of wind speed and wind-force detect and display device automatically, comprise air velocity transducer, wind speed display module, wind-force display module, wind speed and wind-force testing circuit plate, Switching Power Supply, and power wiring seat, it is characterized in that, described wind speed and wind-force testing circuit plate are by 1 air velocity transducer, 1 single-chip microcomputer, 2 resistance, 2 electric capacity, and 1 crystal oscillator is formed.

Described wind speed display module and wind-force display module show that by 5 8D latchs and 3 wind speed digital tube sheet, 2 wind-force show that digital tube sheet forms.

Described single-chip microcomputer adopts the chip of PIC16F628 series.

The utility model wind speed and wind-force detect automatically and the good effect of display device is: circuit is simple, antijamming capability is strong, can detect wind speed and wind-force exactly automatically, also can clearly show the numerical value of wind speed and wind-force under strong illumination, giving actively to promote the use of provides very big convenience.

Description of drawings

Accompanying drawing 1 is the structural representation of automatic detection of the utility model wind speed and wind-force and display device;

Accompanying drawing 2 is wind speed of the present utility model and wind-force testing circuit block diagram;

Accompanying drawing 3 is wind speed of the present utility model and wind-force testing circuit schematic diagram.

Embodiment

Provide a kind of embodiment of the present utility model below in conjunction with accompanying drawing.

Referring to accompanying drawing 1, the utility model wind speed and wind-force detect and display device automatically, by the air velocity transducer 1 that is installed on outside the housing, and wind speed display module 2, wind-force display module 3, wind speed and the wind-force testing circuit plate 4, Switching Power Supply 5, the power wiring seat 6 that are installed in the housing are formed; Described wind speed display module 2 shows what digital tube sheet constituted by 3 8D latchs, 38 cun wind speed, and described wind-force display module 3 shows that by 2 8D latchs, 28 cun wind-force digital tube sheet constitutes.Described air velocity transducer 1 places the outside top; Charactron in wind speed display module 2, the wind-force display module 3 places the position of surface of shell perforate, and other parts place in the housing; Described power wiring seat 6 is connected with Switching Power Supply 5, and two 5V voltage output ends of Switching Power Supply 5 are wired to circuit board 4, and two 24V voltage output ends of Switching Power Supply 5 are wired to wind speed display module 2 and wind-force display module 3 respectively; Air velocity transducer 1 is wired to wind speed and wind-force detects and display circuit board 4, and circuit board 4 shows that with wind speed digital tube sheet 2 and wind-force show that digital tube sheet 3 is connected respectively by connector.Consider the effect of actual use, described housing adopts stainless steel material to be made as.

Referring to accompanying drawing 2, wind speed of the present utility model and wind-force detect with the principle of work that shows: measuring circuit is that pulse signal is input to single-chip microcomputer by air velocity transducer with the wind speed size conversion, single-chip microcomputer detects umber of pulse, and according to the linear relationship of wind speed and umber of pulse, utilize software programming to obtain corresponding wind speed, respective value according to wind speed and wind-force obtains corresponding wind-force progression again, single-chip microcomputer is delivered to the 8D latch with these signal outputs, shows wind speed and wind-force numerical value by display circuit at last.

Referring to accompanying drawing 3, the utility model wind speed and wind-force detect and display device automatically, comprise wind speed and wind-force testing circuit plate and wind speed and wind-force display module; Described wind speed and wind-force testing circuit plate are made up of 1,1 single-chip microcomputer of 1 air velocity transducer, 2 resistance, 2 electric capacity, 1 crystal oscillator.Testing circuit is that pulse signal is input to single-chip microcomputer by air velocity transducer with the wind speed size conversion, single-chip microcomputer is selected the PIC16F628 chip of Microchip technology company for use, this chip has 3 all with the timer/counter of 8 pre-frequency divisions, TMRO, TMR2 are 8 bit timing device/counters, TMR1 is 16 bit timing device/counters, by the programming with TMRO be arranged on count status, TMR1 is arranged on definition status.The programming of the scm software of wind speed of the present utility model and wind-force detection module, design wind speed and anemometry master routine, anemometry subroutine and anemometry subroutine, the obtaining of detection, wind speed and the wind-force numerical value of realization umber of pulse.Single-chip microcomputer utilizes detected umber of pulse, linear relationship according to wind speed and umber of pulse, obtain corresponding wind speed by software programming, the respective value according to wind speed and wind-force obtains corresponding wind-force progression again, display circuit is delivered in these signal outputs shown wind speed and wind-force numerical value.

Described wind speed and wind-force display module show that by 5 8D latchs and 3

wind speed

2,2 wind-force of digital tube sheet show that digital tube sheet 3 forms.During work, 3 I/O mouths (RAO, RA1, RA3) of single-chip microcomputer carry-out bit in turn select signal, Enable Pin with the 8D latch links to each other respectively, when signal output significant level is selected in certain position, from RB0～RB6 mouth output seven segment code a～h, output on the charactron by the 8D latch of this gating again and show.The display mode of 5 charactrons all adopts dynamic scan to show, wherein wind speed shows that with 3 bit digital (ten, individual, a decimal), wind-force show (ten, individual position) with 2 bit digital; Charactron adopts special superbright LED dot matrix, even also can clearly show under strong illumination.

The utility model wind speed and wind-force automatically detect with the circuit of display device simple, and antijamming capability is strong, can detect wind speed and wind-force exactly automatically, under strong illumination also clearly large-size screen monitors show wind speed and wind-force numerical value, optimize in other technology.

Claims

1, a kind of wind speed and wind-force detect and display device automatically, comprise air velocity transducer (1), wind speed display module (2), wind-force display module (3), wind speed and wind-force testing circuit plate (4), Switching Power Supply (5), and power wiring seat (6), it is characterized in that, described wind speed and wind-force testing circuit plate (4) are by 1 air velocity transducer, 1 single-chip microcomputer, 2 resistance, 2 electric capacity, and 1 crystal oscillator is formed.

2, wind speed according to claim 1 and wind-force automatically detect and display device, it is characterized in that, described wind speed display module and wind-force display module show that by 5 8D latchs and 3 wind speed digital tube sheet, 2 wind-force show that digital tube sheet forms.

3, wind speed according to claim 1 and wind-force detect and display device automatically, it is characterized in that, described single-chip microcomputer adopts the chip of PIC16F628 series.