CN200947043Y

CN200947043Y - Portable environment tester

Info

Publication number: CN200947043Y
Application number: CN 200620017853
Authority: CN
Inventors: 林新培
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-08-21
Filing date: 2006-08-21
Publication date: 2007-09-12
Anticipated expiration: 2016-08-21

Abstract

The utility model discloses a portable type environment detector, with the aim at disposing the technical problem of making people conveniently obtain environment information while being out. The utility model comprises a portable environment detector with a micro processor that is separately connected with a displayer, a temperature sensor, a humidity sensor, an ultraviolet ray sensor, an air pressure sensor and a wind speed detector. Compared with prior art, the utility model collects the data through a thermistor, a humidity sensor, a silicon pressure sensor, a an ultraviolet ray sensor, a photoelectric switch and a speed measurement axial flow wind shroud; the utility model also integrates the temperature, the relative humidity, the air pressure, the ultraviolet ray index and the wind speed measure together. Consumers can collect the environment data in time when they are in the open air. Moreover, the utility model has the advantages of simple operation, easy carrying out, with time clock and compass, and providing the travelers with a portable and low overhead but high quality product.

Description

The portable environment detecting device

Technical field

The utility model relates to a kind of environment and weather data collection, portable miniature instrument.

Background technology

Progress along with society, and people pursue high-quality cultural life, the people of interchange, out on tours and investigation of going on business increases year by year, in order to guarantee that health has a good condition, people outside need have gained some understanding to unfamiliar environment in good time, though can pass through NSLOOKUP, but people often need partial detailed zone or the network coverage less than the environmental information in area, the instrument that prior art is used for environment and weather data collection is a lot, basically be that single datum is measured, and precision height, price are expensive, are not suitable for carrying.

Summary of the invention

The purpose of this utility model provides a kind of portable environment detecting device, and the technical matters that solve is people's convenient environmental informations of in good time grasping when going out.

The utility model is by the following technical solutions: a kind of portable environment detecting device, described portable environment detecting device has microprocessor, and microprocessor is connected with display, temperature sensor, humidity sensor, UV sensor, baroceptor and wind speed detecting device respectively.

Microprocessor of the present utility model adopts the HT46R65 single-chip microcomputer.

Display of the present utility model is a LCD MODULE.

LCDs of the present utility model is 35 * 40mm, is connected with the HT46R65 single-chip microcomputer by dual-in-line 44 pin, is that the 23 word triplex row decimal systems show.

Temperature sensor of the present utility model is thermistor MF62E102, and the signal of generation inputs to 10 pin of microprocessor.

Humidity sensor of the present utility model adopts resistance type humidity sensor HR202, and the signal of generation inputs to 9 pin of microprocessor.

UV sensor of the present utility model adopts L1, and the signal of generation inputs to 11 pin of microprocessor.

Baroceptor of the present utility model is silicon pressure sensor TPO15, after the signal of output amplifies through operational amplifier LM324, inputs to 12 pin of microprocessor.

Wind speed detecting device of the present utility model adopts special-purpose axial-flow windwheel, by barred optoelectronic switch PT928-6C, converts pulse signal to, inputs to 22 pin of microprocessor through the voltage follower of operational amplifier LM324 formation.

Portable environment detecting device of the present utility model has clock and compass.

The utility model compared with prior art, adopt thermistor, humidity sensor, silicon pressure sensor, UV sensor, the optoelectronic switch and the axial-flow windwheel that tests the speed carry out data acquisition, and temperature, relative humidity, air pressure, ultraviolet index, anemometry are rolled into one, and can gather the environment weather data when going out in good time, simple to operate, be convenient for carrying, have clock, compass, for the personage who goes on business, travels provides one to be convenient for carrying and cheap and good-quality product.

Description of drawings

Fig. 1 is the circuit block diagram of the utility model embodiment.

Fig. 2 is the circuit theory diagrams of the utility model embodiment.

Embodiment

Below in conjunction with drawings and Examples the utility model is described in further detail.As shown in Figure 1; portable environment detecting device of the present utility model has microprocessor MCU; microprocessor MCU is connected with LCDs LCD, temperature sensor, humidity sensor, UV sensor, baroceptor and wind speed detecting device respectively; microprocessor MCU is powered by chargeable lithium cell, and charged lithium cells is connected with charging and holding circuit.As shown in Figure 2, microprocessor MCU adopts the HT46R65 single-chip microcomputer, finishes analog/digital conversion, employing software average filter to each sensing data, and look-up routine carries out data processing, at last to display screen output display message.Display screen is a LCD MODULE, is 35 * 40mm, is connected with the HT46R65 single-chip microcomputer by dual-in-line 44 pin, is that the 23 word triplex row decimal systems show.Temperature sensor CG1 is the NTC thermistor, and model is MF62E103, utilizes the signal of its resistance temperature R-T characteristic generation, inputs to 10 pin of MCU, carries out the A/D conversion, is shown by LCD after the filtering.Humidity adopts resistance type humidity sensor CG2, and model is HR202, utilizes the signal of its humidity-resistance characteristic generation, inputs to 9 pin of MCU, carries out the A/D conversion, is shown by LCD after the filtering.UV sensor CG3, model is L1, utilizes the signal of its light-electrical characteristics generation, inputs to 11 pin of MCU, carries out the A/D conversion, is shown by LCD after the filtering.Baroceptor U3, model is silicon pressure sensor TPO15, utilizes its input pressure to produce the feature of the voltage signal of direct ratio, after operational amplifier IC3 LM324 amplification, input to 12 pin of MCU, carry out the A/D conversion, obtain atmospheric pressure value with the software look-up routine after the filtering and show by LCD.Wind speed detects, and utilizes axial-flow windwheel to detect wind speed, by barred optoelectronic switch PT928, detect the umber of pulse that fan blade rotates, the voltage follower that constitutes through IC3 LM324 inputs to 22 pin of microprocessor, carries out the A/D conversion, and the filtering and the back of converting are shown by LCD.The power supply way of handheld device of the present utility model adopts the chargeable lithium cell power supply, is provided with external socket CN14 simultaneously, and this socket had both been done the input of external power supply, also does built-in lithium battery charging input; By charging control IC2 FS312FR and field effect transistor IRF7301 lithium battery is charged, when being full of electricity, IC2 the 5th pin goes out the charging signal that finishes for MCU the 13rd human hair combing waste by R27, sends instruction by single-chip microcomputer, stops charging.

When portable environment detecting device of the present utility model uses, operation according to the following steps: one, by " power supply " key that is positioned at loam cake, opening power, LCD displays temperature, relative humidity and air pressure by this key, return to power down mode again; Two, press " switching " key of loam cake, whenever by linear transformation one occurrences option, order is a sea level elevation, and wind speed, ultraviolet index withdraw from; Three, with elongated object, insert base and be marked with to press in the hole of " S " and press the S key, select time is provided with project, and pressure clicks, and ": " stops dodging, month numerical value flicker, pressure is marked with "+" by base, the button under the hole of "-",, the tunable integers value; Click " S " key again, earning in a day flicker, by+,-key tunable integers value; Click " S " key again, the duration flicker, by+,-key tunable integers value; Click " S " key again, the score value flicker, by+,-key tunable integers value; Click " S " key again, withdraw from clock setting, ": " recovers flicker; Four, pull out the wind wheel frame, select measuring wind speed by " switching " key, LCD shows " F:***--M/s ", just can carry out measuring wind speed, wind wheel is aimed at be the wind comes from, and obtains the wind speed maximal value and gets final product; Five, select ultraviolet index to measure by " switching " key, LCD shows " Z:***--", just can carry out ultraviolet measurement, and over against the sun, after 30 seconds, the index that records is current ultraviolet index with the instrument front; Six, press " switching " key, return barometric surveying, the LCD demonstration " Y:H*---Kpa ", just can carry out barometric surveying, what record this moment is absolute pressure, by " switching " key, just switches to sea level elevation again, the LCD demonstration " G:H*---M "; Seven, survey relative height, when mountain-climbing, in the starting point of setting out, when LCD shows sea level elevation, the long loam cake of pressing " storage " key 3 seconds, just can store instant sea level elevation value, when arriving the destination, when barometric surveying, again by " storage " key, obtain height with respect to the starting point of setting out, promptly you ascended a height what rice; LCD shows " G:*----M ".

Portable environment detecting device of the present utility model during not by " power supply " key, is in power down mode, a read clock, second sign ": " flicker.Have compass on the housing of the present utility model.

Claims

1. portable environment detecting device, it is characterized in that: described portable environment detecting device has microprocessor, and microprocessor is connected with display, temperature sensor, humidity sensor, UV sensor, baroceptor and wind speed detecting device respectively.

2. portable environment detecting device according to claim 1 is characterized in that: described microprocessor adopts the HT46R65 single-chip microcomputer.

3. portable environment detecting device according to claim 2 is characterized in that: described display is a LCD MODULE.

4. portable environment detecting device according to claim 3 is characterized in that: described LCDs is 35 * 40mm, is connected with the HT46R65 single-chip microcomputer by dual-in-line 44 pin, is that the 23 word triplex row decimal systems show.

5. portable environment detecting device according to claim 4 is characterized in that: described temperature sensor is thermistor MF62E102, and the signal of generation inputs to 10 pin of microprocessor.

6. portable environment detecting device according to claim 5 is characterized in that: described humidity sensor adopts resistance type humidity sensor HR202, and the signal of generation inputs to 9 pin of microprocessor.

7. portable environment detecting device according to claim 6 is characterized in that: described UV sensor adopts L1, and the signal of generation inputs to 11 pin of microprocessor.

8. portable environment detecting device according to claim 7 is characterized in that: described baroceptor is silicon pressure sensor TPO15, and the signal of output is through operational amplifier LM324

After the amplification, input to 12 pin of microprocessor.

9. portable environment detecting device according to claim 8, it is characterized in that: described wind speed detecting device adopts special-purpose axial-flow windwheel, by barred optoelectronic switch PT928-6C, convert pulse signal to, input to 22 pin of microprocessor through the voltage follower of operational amplifier LM324 formation.

10. portable environment detecting device according to claim 9 is characterized in that: described portable environment detecting device has clock and compass.