CN205066808U - Portable humiture record appearance - Google Patents
Portable humiture record appearance Download PDFInfo
- Publication number
- CN205066808U CN205066808U CN201520484251.1U CN201520484251U CN205066808U CN 205066808 U CN205066808 U CN 205066808U CN 201520484251 U CN201520484251 U CN 201520484251U CN 205066808 U CN205066808 U CN 205066808U
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- circuit board
- control circuit
- usb
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- negative power
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Abstract
The utility model discloses a portable humiture record appearance, including casing, temperature and humidity sensor, miniature liquid crystal display chip, control circuit board and lithium cell, control circuit board is equipped with the USB module of charging, and USB charges the module output and should be connected with positive and negative power end of control circuit board and lithium cell electrode pair respectively, and USB charges the module input and corresponds with the positive and negative power end of USB interface and be connected. Through USB interface and USB charge the module can be in good time for lithium batteries to for this record appearance provides working power supply when charging, can guarantee that this record appearance carries out humiture monitoring and record for a long time. The utility model has the advantages of convenient to use, the salient that application scope is extensive and large capacity humiture monitoring takes notes.
Description
Technical field
The utility model belongs to pen recorder, especially relates to a kind of portable warm hygrograph.
Background technology
In storage and transport field, some product requires relatively strict to temperature and humidity conditions, therefore carries out continual temperature-humidity monitoring and record being very necessary in the storage of these products or transportation.
In order to solve in prior art electronic type humiture pen recorder because of volume large, need to configure the reason such as rectifier power source and the defect that can not adapt to carry out in product storage or transportation continual temperature-humidity monitoring and record, the utility model of notification number CN201555669U provides one " miniature humiture registering instrument ", it is by housing, Temperature Humidity Sensor, comprise microprocessor, storer, the circuit structure of A/D conversion and interface formed, housing is made up of cylindrical body and end cap, described cylindrical body is battery compartment, battery terminal contact electrode plate structure is provided with inside end cap, battery compartment surface is provided with liquid crystal micro display chip, the cylindrical body other end corresponding with battery compartment is circuit storehouse, it is the buckle closure axially arranged that circuit storehouse is provided with relative to cylindrical body, surface, described circuit storehouse is provided with humiture bound LED alarm lamp show hole, Temperature Humidity Sensor and USB interface, surface, described circuit storehouse is provided with and covers circuit storehouse and the transparent cover engaged with cylindrical body grafting.The battery compartment of this utility model is equipped with cylindrical lithium battery in addition.
The liquid crystal micro display of above-mentioned utility model accurately can show the actual temperature of Product environment, and therefore the setting of humiture bound LED alarm lamp lacks practical significance, and lithium battery needs continuous replacing when miniature humiture registering instrument continuous working.
Summary of the invention
The utility model be in order to solve above-mentioned utility model exist defect and a kind of portable warm hygrograph is proposed.
The utility model takes following technical scheme for achieving the above object: a kind of portable warm hygrograph, comprise barrel-type casing, Temperature Humidity Sensor, liquid crystal micro display chip, control circuit board and lithium battery, described barrel-type casing is made up of cylindrical body and end cap, cylindrical body is battery compartment, battery terminal contact electrode plate structure is provided with inside end cap, battery compartment surface is provided with liquid crystal micro display chip, described control circuit board is provided with microprocessor, storer, A/D conversion and USB interface, feature is, described control circuit board is provided with USB charging module, USB charging module output terminal is corresponding with control circuit board positive-negative power end and electrode of lithium cell respectively to be connected, USB charging module input end is corresponding with USB interface positive-negative power end to be connected.
The utility model can also take following technical measures:
Described Temperature Humidity Sensor adopts NTC type thermistor.
Described lithium battery is column type.
Described transparent cover and cylindrical body grafting junction surface are provided with O-ring seal.
The beneficial effects of the utility model and advantage are: the structural design of this registering instrument is centre of the palm form, and overall volume is small and exquisite and be easy to carry, and are applicable to temperature-humidity monitoring and the record of various occasion and device interior.This registering instrument uses single-unit ER14250 type lithium battery power supply, can be lithium cell charging by USB interface and USB charging module in good time, and for this registering instrument provides working power while charging, therefore can ensure that this registering instrument carries out temperature-humidity monitoring and record for a long time.The utility model has easy to use, applicable situation extensively and the outstanding advantages of Large Copacity temperature-humidity monitoring record.
Accompanying drawing explanation
Accompanying drawing 1 is example structure partial cutaway schematic.
Accompanying drawing 2 is Fig. 1 vertical views.
Accompanying drawing 3 is embodiment electricity structural principle block diagrams.
Number in the figure: 1 end cap, 2 battery compartments, 3 liquid crystal micro display chips, 4 circuit storehouses, 4-1 buckle closure, 5 Temperature Humidity Sensors, 6USB interface, 7 transparent covers.
Embodiment
The utility model is further illustrated below in conjunction with embodiment and accompanying drawing.
Embodiment as shown in Figure 1, 2, the cylindrical body that registering instrument housing is made up of battery compartment 2 and circuit storehouse 4 and end cap 1 are formed, be provided with battery terminal contact electrode plate structure inside end cap 1, battery compartment is equipped with a standard ER14250 cylindrical lithium battery, and battery compartment 2 surface is provided with liquid crystal micro display chip 3.It is the buckle closure 4-1 axially arranged that circuit storehouse 4 is provided with relative to cylindrical body.The surface in circuit storehouse 4 is provided with Temperature Humidity Sensor 5 and USB interface 6.Surface, circuit storehouse is provided with and covers circuit structure storehouse and the transparent cover 7 engaged with cylindrical body grafting, and transparent cover and cylindrical body grafting junction surface are provided with O-ring seal (not shown).
As shown in Figure 3, control circuit board is provided with USB charging module, and USB charging module output terminal is corresponding with control circuit board positive-negative power end and electrode of lithium cell respectively to be connected, and USB charging module input end is corresponding with USB interface positive-negative power end to be connected.
Its control circuit of circuit board in circuit storehouse comprises the EEPROM24LC256 storer of MCU and the Microchip company of A/D converter and C8051F320 formation, and Temperature Humidity Sensor adopts NTC type thermistor (R25 DEG C=2K).In this enforcement, thermometric relative humidity measuring circuit adopts direct current wheatstone bridge, two output terminals of electric bridge connect the positive-negative input end of the inner integrated A/D converter of C8051F320 respectively, by the humiture drawing actual detection that converts, then be stored to 24LC256, temperature-humidity monitoring result is shown by liquid crystal micro display chip 3.
USB interface is used for being connected with PC, can set humiture logging interval, the start-up time setting humiture pen recorder and displaying time by the special software of PC.
Claims (3)
1. portable warm hygrograph, comprise barrel-type casing, Temperature Humidity Sensor, liquid crystal micro display chip, control circuit board and lithium battery, described barrel-type casing is made up of cylindrical body and end cap, cylindrical body is battery compartment, battery terminal contact electrode plate structure is provided with inside end cap, battery compartment surface is provided with liquid crystal micro display chip, described control circuit board is provided with microprocessor, storer, A/D conversion and USB interface, it is characterized in that: described control circuit board is provided with USB charging module, USB charging module output terminal is corresponding with control circuit board positive-negative power end and electrode of lithium cell respectively to be connected, USB charging module input end is corresponding with USB interface positive-negative power end to be connected.
2. portable warm hygrograph according to claim 1, is characterized in that: described Temperature Humidity Sensor adopts NTC type thermistor.
3. portable warm hygrograph according to claim 1, is characterized in that: described lithium battery is column type.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520484251.1U CN205066808U (en) | 2015-07-07 | 2015-07-07 | Portable humiture record appearance |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520484251.1U CN205066808U (en) | 2015-07-07 | 2015-07-07 | Portable humiture record appearance |
Publications (1)
Publication Number | Publication Date |
---|---|
CN205066808U true CN205066808U (en) | 2016-03-02 |
Family
ID=55393351
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201520484251.1U Expired - Fee Related CN205066808U (en) | 2015-07-07 | 2015-07-07 | Portable humiture record appearance |
Country Status (1)
Country | Link |
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CN (1) | CN205066808U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113865782A (en) * | 2021-10-22 | 2021-12-31 | 东莞嘉立半导体有限公司 | Chargeable baroceptor |
-
2015
- 2015-07-07 CN CN201520484251.1U patent/CN205066808U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113865782A (en) * | 2021-10-22 | 2021-12-31 | 东莞嘉立半导体有限公司 | Chargeable baroceptor |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: 300171, Hedong Road, Hedong District, Tianjin, No. third, floor 316, room 66, eleven Patentee after: TIANJIN HONOUR INSTRUMENT CO., LTD. Address before: 300171, Hedong Road, Hedong District, Tianjin, No. third, floor 316, room 66, eleven Patentee before: Tianjin Ounuo Instrument Co., Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160302 Termination date: 20190707 |
|
CF01 | Termination of patent right due to non-payment of annual fee |