CN202869663U - Wireless temperature monitor - Google Patents
Wireless temperature monitor Download PDFInfo
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- CN202869663U CN202869663U CN201220492978.0U CN201220492978U CN202869663U CN 202869663 U CN202869663 U CN 202869663U CN 201220492978 U CN201220492978 U CN 201220492978U CN 202869663 U CN202869663 U CN 202869663U
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Abstract
The utility model provides a wireless temperature monitor. The wireless temperature monitor comprises a power supply module, a bus transceiver, a CPU, a display module, a wireless communication process module and a temperature sensor; wherein the power supply module is connected with the bus transceiver, the bus transceiver is respectively connected with the CPU and the wireless communication process module; the output of the CPU is connected with the display module; and the temperature sensor is connected with the wireless communication process module. The utility model has the following beneficial effects: the wireless communication process module is added and used for receiving the signal from the temperature sensor, the signal is directly sent out or output by the wireless communication process module as required and then the signal is converted into the corresponding voltage by the bus transceiver, and the voltage is edited and processed by the CPU, and then converted into the directly viewed display data by the display module.
Description
Technical field
The utility model relates to a kind of enviromental monitoring equipment, refers in particular to a kind of wireless temperature watch-dog.
Background technology
Along with the fast development of technology, the concept of intelligent residence was suggested and obtained gradually user's approval and favor in the last few years, entered in the last few years fast development period.All intelligentized realizations behind in Smart Home, the electrical control equipment of various intelligence is essential, and temperature monitor then is one of wherein very important ingredient.
The obtain manner of the monitor data of traditional temperature monitor often need to obtain by artificial visual in the monitoring place, and is not only loaded down with trivial details but also dangerous.Along with the development of wireless electron technical field, wireless transmission is also had an optimistic view of by users gradually as a Special use mode, and it is also adopted by many fields.Support the equipment of wireless transmission to have the characteristic such as easy for installation, that dirigibility is strong, cost performance is high so that conglomerate more comprises that supervisory system all begins to gradually adopt wireless transmission method, set up the connection between monitored point and the Surveillance center.Therefore, the conventional temperature watch-dog also needs to realize the respective upgrades transformation, demand that can satisfying the market.
The utility model content
The purpose of this utility model is to have overcome defects, and a kind of wireless temperature watch-dog is provided.
The purpose of this utility model is achieved in that a kind of wireless temperature watch-dog, and it comprises supply module, bus transceiver, central processing unit, display module, wireless telecommunications processing module and temperature sensor; Described supply module connects bus transceiver, and bus transceiver is connected with central processing unit and wireless telecommunications processing module respectively; Described central processing unit output connects display module; Described temperature sensor connects the wireless telecommunications processing module;
In the said structure, described supply module comprises charhing unit, solar battery cell, energy storage for power supply unit and DC/DC converting unit, described charhing unit and solar battery cell connect respectively the energy storage for power supply unit, the energy storage for power supply unit connects the DC/DC converting unit, and the DC/DC converting unit connects bus transceiver; Described charhing unit input connects outside 12VDC;
In the said structure, it also comprises operational module, and described operational module connects the wireless telecommunications processing module;
In the said structure, described display module comprises display screen and driver element, and described central processing unit links to each other with driver element, and driver element connects display screen; Described wireless telecommunications processing module comprises radio frequency unit, and described radio frequency unit connects bus transceiver and temperature sensor;
In the said structure, described temperature sensor comprises that the model of TEXAS brand is the low-power consumption temperature sensor chip of TMP112.
The beneficial effects of the utility model are to have added the wireless telecommunications processing module, the wireless telecommunications processing module receives the signal that temperature sensor sends, as required this signal can directly be sent out outward by the wireless telecommunications processing module or output process bus transceiver signal is converted to the voltage that matches through the central processing unit editing and processing via display panel module be converted to can be directly referring to the demonstration data.
Description of drawings
Below in conjunction with accompanying drawing in detail concrete structure of the present utility model is described in detail
Fig. 1 is schematic block circuit diagram of the present utility model;
Fig. 2 is the schematic block circuit diagram of specific embodiment of the utility model;
Fig. 3 is the specific embodiment of the utility model circuit diagram.
Embodiment
By describing technology contents of the present utility model, structural attitude in detail, realized purpose and effect, below in conjunction with embodiment and cooperate that accompanying drawing is detailed to give explanation.
Such as Fig. 1, this patent relates to a kind of wireless temperature watch-dog, and it comprises supply module, bus transceiver, central processing unit, display module, wireless telecommunications processing module and temperature sensor; Described supply module connects bus transceiver, and bus transceiver is connected with central processing unit and wireless telecommunications processing module respectively; Described central processing unit output connects display module; Described temperature sensor connects the wireless telecommunications processing module.
Consult the specific embodiment schematic block circuit diagram that Fig. 2 provides for this patent.Among this embodiment, wireless temperature controller also comprises operational module, and operational module connects the wireless telecommunications processing module.Supply module then comprises charhing unit, solar battery cell, energy storage for power supply unit and DC/DC converting unit, described charhing unit and solar battery cell connect respectively the energy storage for power supply unit, the energy storage for power supply unit connects the DC/DC converting unit, and the DC/DC converting unit connects bus transceiver; Charhing unit then can be inputted and connect outside 12VDC power supply.Display module comprises display screen and driver element, and described central processing unit links to each other with driver element, and driver element connects display screen; Described wireless telecommunications processing module comprises radio frequency unit, and described radio frequency unit connects bus transceiver and temperature sensor.
Be circuit diagram corresponding to this patent specific embodiment referring to Fig. 3, wherein:
Supply module:
Product can adopt solar panel power supply and two kinds of power supply modes of 12VDC external power supply power supply among the embodiment, thereby to satisfy the power demands in different operating place.
Charhing unit, the 12VDC voltage that provides via lead-in wire port SNT61 is via diode D8A rectification, resistance R 3, R4 step-down are input to the charging circuit that is comprised of field effect transistor VT2, field effect transistor VT3, field effect transistor VT4, field effect transistor VT4 quits work when field effect transistor VT4 source voltage reaches 4.2V, and charging stops.
The energy storage for power supply unit, deposit voltage in C20, electrochemical capacitor C22, electrochemical capacitor C17, electrochemical capacitor C18, electrochemical capacitor C19 inside after the voltage of the cell panel Solar input of solar battery cell and the voltage process diode D3A of 12VDC external power supply input and the diode D8B rectification, for product.
The DC/DC converting unit is selected TEXAS brand DC/DC converter herein, can effectively reduce the current supply loss in the use procedure.The 3.7-4.2VDC voltage that the energy storage for power supply unit provides is inputted from the 3.3VDC voltage of 8 pin output for bus transceiver, central controller and display driver unit from 3 pin of power supply chip IC3.
Central controller:
Adopt single-chip microcomputer IC5, single-chip microcomputer is based on self program of storage, by receive from after 11, the signal of 13 pins is processed from 6,9 pins output control display module.
Temperature sensor:
It is the low-power consumption temperature sensor chip IC4 of TMP112 that the design selects the TEXAS brand and model, and it is that AD1O0, ADIO1, the AOIO2 port of STM300 chip IC 7 receives that this temperature sensor chip IC4 detects after the external environment data model that signal is inputed to the radio frequency unit of wireless telecommunications processing module by schottky diode D4, D5.
Bus transceiver:
Adopting model is the bus transceiver of SN74LVC4T245, from SDI, the SDK of the chip IC 7 of radio frequency unit ,/11,12,13 pin of the signal input bus transceiver ic 6 of SS port output convert to the level of single-chip microcomputer IC5 coupling and export from 4,5,6 pin.
Display module:
Input to the CL(read clock input pin of driver element from the signal instruction of single-chip microcomputer IC5 output), SID(serial input pin) drive the demonstration of LCD display through V0-V4 pin capacitance boost
Operational module:
This equipment can according to the program that edits, detect environment temperature by outside pressing keys AUF and button AB to thumb in the past.
The wireless telecommunications processing module:
Along with the proposal of electron trade environmental protection low-carbon (LC) theory, Enocean has obtained paying close attention to widely in worldwide as the passive new technology of a kind of green.So far, there is the green technology that has adopted Enocean above 100,000 buildingss in the whole world.The high-tech product of existing many companies green low-carbon of just going out to promote the well-being of mankind based on this technological development in the world.Such as world-famous Thermokon, the companies such as ABB.In the art of this patent, equipment Imported From German EMH Company Enocean technology, use model to be applied in the circuit of temp monitoring function as the radio frequency unit of STM300 and adopt the pattern of wireless transmission to obtain data, the minimum about 0.2uA of the stand-by power consumption of this radio frequency unit, can satisfy and receive and the radiation dual-use function, and fixing 868.3MHZ emission and receive frequency, peak data transfer rate is 125kbps, can use PC to carry out wireless receiving.
The signal that the chip IC 7 of radio frequency unit receives from AD1O0, ADIO1, AOIO2 port via SDI, SDK ,/the SS port exports bus transceiver SN74LVC4T245 to and is converted to the voltage signal that matches and drives the demonstration data of directly checking from display screen through the built-in specific program editing and processing of single-chip microcomputer IC5 via the driver element conversion.Simultaneously the WHIP human hair combing waste of the chip IC 7 of radio frequency unit goes out the 868.3MHZ radiofrequency signal and receives the hexadecimal code that obtains Gong checking by the computer that " WinEtel " software is installed and obtain thus real data.
The circuit working principle summary
The product power supply mode adopts solar panel power supply and two kinds of power supply modes of 12VDC external power supply power supply, can satisfy the power demands in different operating place.Solar panel collects to such an extent that voltage can directly be stored in the voltage of C20, C22, C17, C18, the inner .12VDC external power supply power supply of C19 electrochemical capacitor via the D8A rectification through schottky diode D3A with electricity, R3, R4 step-down are input to the charging circuit that is comprised of VT2, VT3, VT4 field effect transistor, through the schottky diode rectification electricity also are stored in C20, C22, C17, C18, C19 electrochemical capacitor inside.For the electric weight that reduces loss C20, C22 that the product electricity consumption causes, C17, C18, C19 storage through the DC/DC converter again step-down be that the voltage of 3.3VDC standard uses for product work.
The digital temperature sensor IC4TMP of low-power consumption crosses schottky diode D4, D5 with the external environment data communication device that detects signal is inputed to wireless module STM300 AD1O0, ADIO1, the reception of AOIO2 port.Radio-frequency module STM300 with the signal that receives via SDI, SDK ,/ 11 pin, 12 pin and 13 pin that the SS port exports bus transceiver IC6 SN74LVC4T245 to are converted to the voltage signal that matches from 4 pin, 5 pin, the output of 6 pin, are input to single-chip microcomputer PIC16F6908 pin, 11 pin, 13 pin.Exported through the demonstration data of LCD driving circuit boost conversion for can directly checking from LCD by single-chip microcomputer 9 pin, 6 pin through built-in specific program editing and processing.Simultaneously STM300 radio-frequency module WHIP human hair combing waste goes out the 868.3MHZ radiofrequency signal and receives the hexadecimal code that obtains Gong checking by the computer that " WinEtel " software is installed and obtain thus real data.
The above only is embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model instructions and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.
Claims (5)
1. wireless temperature watch-dog, it is characterized in that: it comprises supply module, bus transceiver, central processing unit, display module, wireless telecommunications processing module and temperature sensor; Described supply module connects bus transceiver, and bus transceiver is connected with central processing unit and wireless telecommunications processing module respectively; Described central processing unit output connects display module; Described temperature sensor connects the wireless telecommunications processing module.
2. wireless temperature watch-dog as claimed in claim 1, it is characterized in that: described supply module comprises charhing unit, solar battery cell, energy storage for power supply unit and DC/DC converting unit, described charhing unit and solar battery cell connect respectively the energy storage for power supply unit, the energy storage for power supply unit connects the DC/DC converting unit, and the DC/DC converting unit connects bus transceiver; Described charhing unit input connects outside 12VDC.
3. the wireless temperature watch-dog of stating such as claim 2 is characterized in that: it also comprises operational module, and described operational module connects the wireless telecommunications processing module.
4. such as the described wireless temperature watch-dog of claim 1-3 any one, it is characterized in that: described display module comprises display screen and driver element, and described central processing unit links to each other with driver element, and driver element connects display screen; Described wireless telecommunications processing module comprises radio frequency unit, and described radio frequency unit connects bus transceiver and temperature sensor.
5. such as the described wireless temperature watch-dog of claim 1-3 any one, it is characterized in that: described temperature sensor comprises that the model of TEXAS brand is the low-power consumption temperature sensor chip of TMP112.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220492978.0U CN202869663U (en) | 2012-09-25 | 2012-09-25 | Wireless temperature monitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220492978.0U CN202869663U (en) | 2012-09-25 | 2012-09-25 | Wireless temperature monitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202869663U true CN202869663U (en) | 2013-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220492978.0U Expired - Fee Related CN202869663U (en) | 2012-09-25 | 2012-09-25 | Wireless temperature monitor |
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| CN (1) | CN202869663U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760062A (en) * | 2018-08-29 | 2018-11-06 | 广东工业大学 | A kind of temperature sensor |
-
2012
- 2012-09-25 CN CN201220492978.0U patent/CN202869663U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760062A (en) * | 2018-08-29 | 2018-11-06 | 广东工业大学 | A kind of temperature sensor |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130410 Termination date: 20150925 |
|
| EXPY | Termination of patent right or utility model |