CN201476885U - Miniature card-insertion type temperature recorder - Google Patents

Abstract

The utility model discloses a miniature card-insertion type temperature recorder belonging to a temperature recorder. The miniature card-insertion type temperature recorder comprises a singlechip and a power management module, a temperature measurement module, a clock module, a storage module, an alarm indication module, a storage module, a working state indication module, a key module and a communication module which are respectively connected with the singlechip; the recorder can be separated from a card reader to independently work in the operating environment; since a built-in temperature sensor is provided, the recorder has better dust-proof and water-proof properties and reliable data recording, and when the data is required to be downloaded, the recorder is inserted into the card reader to upload the data to a computer data analysis software through a USB interface; the recorder is provided with a working state and an alarm indicator lamp, and single-button operation can start/stop the recorder or observe the current working state of the recorder; and the recorder with small volume has the characteristics of being capable of performing long-term process recording to the temperature of food, drugs, cold chain transportation and other places.

Description

Card insert type compact temperature registering instrument

Technical field

The utility model relates to a kind of moisture recorder, specifically is a kind of small-sized card insert type moisture recorder of separating with card reader.This product is inexpensive, and volume is small and exquisite, carries lithium battery power supply, is specially adapted to place temperature such as food, medicine, cold chain transportation are carried out long-term process record.

Background technology

Implementation along with the HACCP authentication, thermograph requirements at the higher level have been proposed, only can not satisfy the needs of management to temperature survey in industries such as freezing and refrigeration, cold chain transportation, health care, greenhouse management, aquatic animal cultivating, food accumulating, historical relic preservation, building materials experiment, climatic data, health care and field, the demand in market has caused the birth of moisture recorder.The producer of production moisture recorder is more at present, though some registering instrument product has strong functions, it costs an arm and a leg, can't miniaturization, need reason such as external power supply to cause on the market consumption little, can not be applied in some no power supplies and the space requirement special occasions of strictness.The small-sized registering instrument communication interface of some that see mostly is serial ports greatly in the market, the USB mouth, and water resistance is bad, is not suitable for relatively moister occasions such as cold chain transportation, uses to have certain limitation.

Summary of the invention

In order to overcome existing moisture recorder price height, can't miniaturization, a little less than the classification of waterproof, need aspect deficiencies such as external power supply, the utility model provides a kind of card insert type compact temperature registering instrument, a plurality of registering instruments only need a card reader, reduced cost, dwindled the registering instrument volume greatly, connected communication by the injection moulding contact, the registering instrument housing seal is good, can reach the IP65 classification of waterproof.

The technical scheme that its technical matters that solves the utility model adopts is: comprise card reader and split the card form moisture recorder that can be inserted on the card reader with card reader; Described card form moisture recorder comprises:

Each peripheral module is controlled and managed to-single-chip microcomputer;

-power management module is connected with single-chip microcomputer, and being used for provides power supply and carry out the low-power consumption management to each element circuit;

-temperature-measuring module is connected with single-chip microcomputer, is used for measures ambient temperature, with the temperature signal input single-chip microcomputer of gathering;

-clock module is connected with single-chip microcomputer, interior band clock/calendar, and clock can be by the computing machine adjustment;

-memory module is connected with single-chip microcomputer, is used for storing temperature data and systematic parameter;

-warning indicating module is connected with single-chip microcomputer, reports to the police when measures ambient temperature surpasses when bound is set flicker;

-duty indicating module is connected with single-chip microcomputer, is used to show each duty and running mark;

-key-press module is connected with single-chip microcomputer, is used to start/stop record and check duty;

-communication module is connected with single-chip microcomputer, is used for data transmission with registering instrument in computing machine.

This registering instrument is made and the card reader separate type, during use this registering instrument and card reader are cooperated, registering instrument is inserted card reader, upload data by USB interface.

The beneficial effects of the utility model are: can be applied in some no power supplies easily and reach the strict occasion of space requirement, even if also can reliably working in relatively moister occasion such as cold chain transportation, reach the purpose of temperature survey, record, warning, inexpensive cost performance makes the use of this product have more general property.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is the utility model structural representation;

Fig. 2 is an electric theory diagram of the present utility model;

Fig. 3 is the specific embodiment of the utility model circuit diagram;

Fig. 4 is a program main flow chart of the present utility model.

Among the figure: 1, card reader, 2, the card form moisture recorder, 2-1, power management module, 2-2, temperature-measuring module, 2-3, clock module, 2-4, memory module, 2-5, warning indicating module, 2-6, duty indicating module, 2-7, key-press module, 2-8, communication module, 2-9, single-chip microcomputer, 2-10, green OK pilot lamp, 2-11, button, 2-12, red ALERT pilot lamp.

Embodiment

As shown in Figure 1, card insert type compact temperature registering instrument is made up of card reader 1 and card form moisture recorder 2 two parts.Card reader 1 splits with the card form moisture recorder, during use such as Fig. 1 be inserted on the card reader; A plurality of like this registering instruments only need a card reader, have reduced cost.Card form moisture recorder 2 is provided with button 2-12, green OK pilot lamp 2-10 and red ALERT pilot lamp 2-12.

As shown in Figure 2, power management module 2-1, temperature-measuring module 2-2, clock module 2-3, memory module 2-4, warning indicating module 2-5, duty indicating module 2-6, key-press module 2-7, communication module 2-8, single-chip microcomputer 2-9 forms card form moisture recorder 2.Power management module 2-1 carries out strict timesharing management to each module for power supply, has guaranteed the low-power consumption of system.The residing environment temperature of temperature-measuring module 2-2 survey record instrument.The system clock of clock module 2-3 logout instrument is to guarantee the accuracy of writing time.Memory module 2-4 with the thermograph measured in the registering instrument storer.Warning indicating module 2-5 time limit flicker about measures ambient temperature surpasses setting is reported to the police.Duty indicating module 2-6 is used to show each duty and running mark.Key-press module 2-7 is used to start/stops to write down and checking duty.Communication module 2-8 is used for data transmission with registering instrument in computing machine.

As shown in Figure 3, in the present embodiment, single-chip microcomputer adopts the UPD78F0411 single-chip microcomputer of NEC Corporation, less encapsulation, and lower power consumption, interior band real-time clock and serial port function provide possibility for the registering instrument miniaturization.Temperature-measuring module adopts built-in thermistor, has reduced volume, and connector has been saved in interior postpone, has strengthened the sealing of housing.Battery adopts wide temperature CR2450 lithium battery, and capacity is big, and volume is little, and temperature range is wide, for registering instrument is applied in some no power supplies and provides possibility to the strict occasion of space, environmental requirement.

Registering instrument is made the mode of separating with card reader, and a plurality of like this registering instruments only need a card reader, has saved USB communication components and parts like this, has saved cost, has dwindled the registering instrument volume.Single button operation is simple and convenient, with red alarm pilot lamp and green working station indicator display recorder current information.

Program main flow chart as shown in Figure 4, its workflow is:

1, with button 2-11 operation and green OK pilot lamp 2-10 state description:

Push button and discharge behind the button 2 expression registering instruments of green OK pilot lamp flicker and be in and write down not starting state

Push button and discharge that 3 expression registering instruments of green OK pilot lamp flicker are in recording status behind the button

Push button and discharge that 4 expression registering instruments of green OK pilot lamp flicker are in end of record state behind the button

Button and discharge button after reactionless battery electric quantity deficiency or the operation irregularity of showing of green OK pilot lamp

2, start record: after by computer software the instrument parameter being provided with, promptly be in and continue when writing down not starting state can start record after the green OK pilot lamp flicker of button (more than 4 seconds) 3 times at registering instrument

3, stop record: 1. stop record at any time by computer software;

2. storage space stops record after completely automatically;

3. after being set to allow button to stop record, continue to stop record after the green OK pilot lamp flicker of button (more than 4 seconds) 4 times.

4, red ALERT pilot lamp 2-12 state description:

In the recording process, measure temperature more than or equal to the upper limit or smaller or equal under the red ALERT pilot lamp 2-12 that prescribes a time limit intermittently glimmer.

5, registering instrument is measured according to certain time interval and the record temperature data, and injecting card reader will be the data upload in the registering instrument in computing machine after the data upload order that receives computer software.

Claims (2)

1. a card insert type compact temperature registering instrument is characterized in that: comprise card reader and split the card form moisture recorder that can be inserted on the card reader with card reader; Described card form moisture recorder comprises:

-single-chip microcomputer is owing to control and manage each peripheral module;

-power management module is connected with single-chip microcomputer, and being used for provides power supply and carry out the low-power consumption management to each element circuit;

-temperature-measuring module is connected with single-chip microcomputer, is used for measures ambient temperature, with the temperature signal input single-chip microcomputer of gathering;

-clock module, interior band clock/calendar, clock can be by the computing machine adjustment;

-memory module is connected with single-chip microcomputer, is used for storing temperature data and systematic parameter;

-warning indicating module is connected with single-chip microcomputer, reports to the police when measures ambient temperature surpasses when bound is set flicker;

-duty indicating module is connected with single-chip microcomputer, is used to show each duty and running mark;

-key-press module is connected with single-chip microcomputer, is used to start/stop record and check duty;

-communication module is connected with single-chip microcomputer, is used for data transmission with registering instrument in computing machine.

2. card insert type compact temperature registering instrument according to claim 1 is characterized in that temperature-measuring module adopts built-in thermistor.

Images