CN201269763Y - Environment measurement instrument for tobacco curing barn - Google Patents

Environment measurement instrument for tobacco curing barn Download PDF

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Publication number
CN201269763Y
CN201269763Y CNU2008201148701U CN200820114870U CN201269763Y CN 201269763 Y CN201269763 Y CN 201269763Y CN U2008201148701 U CNU2008201148701 U CN U2008201148701U CN 200820114870 U CN200820114870 U CN 200820114870U CN 201269763 Y CN201269763 Y CN 201269763Y
Authority
CN
China
Prior art keywords
interface
module
circuit board
dew point
chip microcomputer
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.)
Expired - Fee Related
Application number
CNU2008201148701U
Other languages
Chinese (zh)
Inventor
王成
李佛琳
崔国民
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Research Center for Information Technology in Agriculture
Original Assignee
Beijing Research Center for Information Technology in Agriculture
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Beijing Research Center for Information Technology in Agriculture filed Critical Beijing Research Center for Information Technology in Agriculture
Priority to CNU2008201148701U priority Critical patent/CN201269763Y/en
Application granted granted Critical
Publication of CN201269763Y publication Critical patent/CN201269763Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a novel measuring device, in particular a measuring meter for detecting the environment of a tobacco barn; the measuring meter comprises a meter case; the top surface of the meter case is adhered with a surface sticking film and fixed with a liquid crystal module, a button and a loudspeaker; the lateral side of the meter case is provided with a charging adapter interface, a USB interface and an audio interface; a circuit board is fixed inside the meter case with a screw; a single-chip microcomputer is welded on the circuit board; and through the circuit board, the single-chip microcomputer is electrically connected with a humidity, temperature dew point integrated sensor, a watchdog reset circuit, a memory module, a clock module, a button cell, a power source managing module, a communication module, a voice module, a loudspeaker interface, a button interface, a lithium cell and an interface thereof, a JTAG interface and a liquid crystal interface which are all welded on the circuit board. The measuring meter can measure the temperature, humidity, dew point temperature information of the environment with high precision, has the functions of real-time alarming about top and bottom limitation, memorizing large-capacity data, querying, referring and viewing data and the like, and can carry out voice cyclical report and report the currently collected information about the humidity, temperature and dew point in real time.

Description

Tobacco barn environment measurement instrument
Technical field:
The utility model belongs to the surveying instrument field, tobacco barn environment measurement instrument essence is a kind of special detector that the humiture dew point is measured in the tobacco barn that is applied to, simultaneously also can be used for measurement and the record of other occasion, and have the function that prompting, bound warning, data presentation and administrative analysis are reported in the voice circulation environment temperature, humidity, dewpoint temperature.
Background technology:
In the tobacco curing process, strict humiture environment control is a key factor of tobacco curing technology, therefore the accurate measurement to humiture in the barn is very crucial, especially for tobacco curing technical study personnel, record, bound is reported to the police, voice broadcast function is one surveying instrument are necessary automatically to have a measuring accuracy height, band.The instrument of measuring about environmental parameters such as temperature, humidity on the market has much at present, but all there is problem more or less in they at aspects such as measuring accuracy, function, designs, is difficult to satisfy barn interior research and needs of production for tobacco curing technology.Therefore, it is very necessary to develop a tailored version tobacco barn humiture dew point monitoring instrument.
The utility model content:
One, the purpose of utility model
The purpose of this utility model provides a kind of instrument that the ambient temperature and humidity dew point is measured in the tobacco barn that is exclusively used in.It can measure temperature, humidity, the dewpoint temperature information of environment of living in accurately, and have real-time bound warning, mass data storage, data query, browse and function such as check, also have the voice circulation in addition and report function, the humiture dew point information of the current collection of real-time broadcasting.The utility model can with the computing machine communication, the embedded ModBus agreement that meets industrial standard, and be furnished with the comparatively perfect host computer assistant analysis software of function, the management data ability is outstanding.
Two, utility model solves the technical scheme that its technical matters adopts:
The technical solution of the utility model is to adopt tobacco barn environment measurement instrument for achieving the above object, upper surface at the instrument box is pasted with surperficial pad pasting and is fixed with Liquid Crystal Module, button, loudspeaker, be provided with the charging adapter interface in the side of described instrument box, USB interface, audio interface, in described instrument box, be fixed with circuit board with screw, be welded with single-chip microcomputer on described circuit board, described single-chip microcomputer is by described circuit board and the humiture dew point integrated form sensor that is welded on the circuit board, watchdog reset circuit, memory module, clock module, button cell, power management module, communication module, voice module, horn interface, keystroke interface, lithium battery and interface, the JTAG mouth, liquid crystal interface is electrically connected.
Described single-chip microcomputer is a microprocessor, and the software that is used for data acquisition, processing is installed at described microprocessor internal; The peripheral circuit of described microprocessor reaches button cell, voice module and loudspeaker, the low pressure reduction voltage stabilizing chip of output 3.3V voltage, power managed chip, the charge management module of powering separately for clock chip by the memory module that reads and writes data, clock core module and constitutes; Described humiture dew point integrated form sensor is made of jointly integrated form humiture dew point transducer and interface circuit, can be used for the measurement to barn temperature, humidity and dew point.
Three, the beneficial effects of the utility model:
1. humiture dew point integrated form sensor, a point type is measured, 0.1 ℃ of temperature measurement accuracy, moisture measurement precision 2%, 1 ℃ of dew point measuring accuracy;
2. memory capacity is big, once can store 40960 data recording;
3. sampling interval, memory gap can freely be set by the user in the scope at 1 second to 24 hours;
4. complete Chinese liquid crystal interface has data query, browses function;
5. having the voice circulation reports and the automatic warning function of voice bound;
6. low in energy consumption, lithium battery power supply;
7. volume is little, and is easy to carry, low power dissipation design, and lithium battery and power supply freely switch power supply;
8. provide USB interface, with the ModBus agreement of computing machine communication employing industrial standard, protocol transparent, but networking;
9. have perfect Computer Analysis software, intelligentized data management service is provided.
Description of drawings:
Fig. 1 is an object construction external elevational synoptic diagram of the present utility model;
Fig. 2 is the inner front elevational schematic of object construction of the present utility model;
Fig. 3 is that synoptic diagram is looked in object construction of the present utility model left side;
Fig. 4 is that synoptic diagram is looked on object construction of the present utility model right side;
Fig. 5 is that system of the present utility model forms structural representation.
Embodiment:
System selects the low-power dissipation SOC type microprocessor C8051F020 of Silicon laboratories for use, the 64KFlash program space is arranged in the sheet, the RAM data space that 4K extends out, 64 road I/O input/output port, cross bar switch and external memory storage expansion interface, the Asynchronous Serial Interface of 2 full duplexs, resource on the sheet that 8 tunnel 12 A/D converter etc. enrich; Flash type storer AM29LVC040 has the memory capacity of 512KB, and erasable speed is fast, and erasable number of times is up to more than 1,000,000 times; Real-time clock PCF8563 provides time reference for system, can come image data and storage data according to sampling interval that is provided with and memory gap, also can wake single-chip microcomputer up simultaneously and gather automatically; Be used to realize communication with computing machine by the USB communication interface of CP2101 expansion; Man-machine interaction realizes by Liquid Crystal Module SO12864-12CS and 3 common key-press of 128 * 64 graphic dot matrixes, provides service by the menu in Chinese of What You See Is What You Get embedded in the software; Voice service is made up of storage-type speech chip PM50100 and 8 ohm of loudspeaker, and voice output and warning function are provided; Power management adopts low pressure reduction voltage stabilizing chip TPS7333 output 3.3V for system works, carries out power managed by TPS2044, and the battery charging management module of being made up of AS1117 and LTC4055 realizes that the charging of lithium battery manages automatically.
The lithium battery that adopts 3.6V/600mAh is system's power supply, open the power supply of governor circuit and each module by low pressure reduction voltage stabilizing chip TPS7333 and keyswitch, after single-chip microcomputer resets, light liquid crystal, and with current system time, the sensing data that collects, record strip number and system state show, can open simultaneously voice switch and report the collection value by voice mode, the user can carry out the setting of operational factor to system as required, system parameter setting can realize by 3 buttons and the liquid crystal menu in Chinese of instrument panel, for the stored history record, can inquire about, browse and delete.
Adopt USB interface to connect computing machine, make that by the embedded ModBus agreement that meets industrial standard communicating by letter of slave computer and host computer is transparent, reliable, the host computer assistant analysis software of supporting special use can read fast and set slave computer systematic parameter, read in real time and historgraphic data recording, and historical data is carried out data management and analysis.

Claims (2)

1. tobacco barn environment measurement instrument, it is characterized in that: the upper surface at instrument box (1) is pasted with surperficial pad pasting (2) and is fixed with Liquid Crystal Module (3), button (4), loudspeaker (5), be provided with charging adapter interface (6) in the side of described instrument box (1), USB interface (7), audio interface (8), in described instrument box (1), be fixed with circuit board (10) with screw (9), be welded with single-chip microcomputer (11) on described circuit board, described single-chip microcomputer (11) is by described circuit board (10) and the humiture dew point integrated form sensor (12) that is welded on the circuit board (10), watchdog reset circuit (13), memory module (14), clock module (15), button cell (16), power management module (17), communication module (18), voice module (19), horn interface (20), keystroke interface (21), lithium battery and interface (22), JTAG mouth (23), liquid crystal interface (24) is electrically connected.
2. tobacco barn environment measurement instrument as claimed in claim 1 is characterized in that described single-chip microcomputer (11) is a microprocessor, is equipped with the software that is used for data acquisition, processing at described microprocessor internal; The peripheral circuit of described microprocessor reaches button cell, voice module (19) and loudspeaker, the low pressure reduction voltage stabilizing chip of output 3.3V voltage, power managed chip, the charge management module of powering separately for clock chip by the memory module that reads and writes data (14), clock core module (15) and constitutes; Described humiture dew point integrated form sensor (12) is made of jointly humiture dew point integrated form sensor and interface circuit, can be used for the measurement to barn temperature, humidity and dew point.
CNU2008201148701U 2008-05-22 2008-05-22 Environment measurement instrument for tobacco curing barn Expired - Fee Related CN201269763Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2008201148701U CN201269763Y (en) 2008-05-22 2008-05-22 Environment measurement instrument for tobacco curing barn

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2008201148701U CN201269763Y (en) 2008-05-22 2008-05-22 Environment measurement instrument for tobacco curing barn

Publications (1)

Publication Number Publication Date
CN201269763Y true CN201269763Y (en) 2009-07-08

Family

ID=40842370

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2008201148701U Expired - Fee Related CN201269763Y (en) 2008-05-22 2008-05-22 Environment measurement instrument for tobacco curing barn

Country Status (1)

Country Link
CN (1) CN201269763Y (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103744328A (en) * 2013-12-25 2014-04-23 苏州市邦成电子科技有限公司 Multifunctional voice broadcast device
CN104052813A (en) * 2014-06-23 2014-09-17 中国水利水电科学研究院 Automatic online household entry early warning method and system based on wireless Mesh network

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103744328A (en) * 2013-12-25 2014-04-23 苏州市邦成电子科技有限公司 Multifunctional voice broadcast device
CN104052813A (en) * 2014-06-23 2014-09-17 中国水利水电科学研究院 Automatic online household entry early warning method and system based on wireless Mesh network

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20090708

Termination date: 20100522