CN204924493U - A long -range temperature measurement system for fire control based on thing networking - Google Patents
A long -range temperature measurement system for fire control based on thing networking Download PDFInfo
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- CN204924493U CN204924493U CN201520526933.4U CN201520526933U CN204924493U CN 204924493 U CN204924493 U CN 204924493U CN 201520526933 U CN201520526933 U CN 201520526933U CN 204924493 U CN204924493 U CN 204924493U
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Abstract
The utility model relates to a long -range temperature measurement system for fire control based on thing networking, intelligent control terminal and long -range temperature measuring device including wireless connection, temperature measurement mechanism is connected through shielding connecting wire and central control unit electricity, long -range temperature measuring device includes temperature measurement mechanism, shielding connecting wire and central control unit, temperature measurement mechanism includes the casing, the temperature measurement mechanism of setting on the casing, the setting is at the demonstration interface and control button of casing one side, this a long -range temperature measurement system for fire control based on thing networking passes through the whole and long -range temperature measuring device wireless connection of intelligent control, realized carrying out real time monitoring to in situ temperature, can solve through the temperature measurement circuit simultaneously because the signal transmission distance is far away, the lead resistance easily receives the condition of interference, and the shielding connecting wire has reduced the interference in the signal line transmission course, the stability of the reliability of system's temperature measurement with is improved.
Description
Technical field
The utility model relates to a kind of long distance temperature measurement system for fire-fighting based on Internet of Things.
Background technology
Along with the development of science and technology and the progress of society, electronic information technology is developed rapidly, and particularly in industrial applicability, electronic information technology obtains to be popularized fast.
In modern fire system, need to carry out real-time temperature monitoring to scene, thus prevent and that cause fire too high due to temperature, but because some occasion situations are more special, what need long distance carries out monitoring temperature to it, and in the signals transmission of long distance, signal is easily subject to external signal disturbing, thus have impact on the degree of accuracy of measurement.
Utility model content
The technical problems to be solved in the utility model is: in order to overcome the deficiency of prior art long distance signal transmission poor anti jamming capability and temperature survey instability, provides a kind of remote signal to transmit the good and temperature survey of antijamming capability and stablizes the accurate long distance temperature measurement system for fire-fighting based on Internet of Things.
The utility model solves the technical scheme that its technical matters adopts: a kind of long distance temperature measurement system for fire-fighting based on Internet of Things, comprise control of intelligent terminal and the long distance temperature measurement device of wireless connections, described temperature measuring mechanism is electrically connected with central control unit by shielding connecting line, described long distance temperature measurement device comprises temperature measuring mechanism, shielding connecting line and central control unit, described temperature measuring mechanism comprises housing, be arranged on the temperature survey mechanism on housing, be arranged on the display interface of housing side and control button, described central control unit comprises central control system, the wireless communication module be connected with central control system, display control module, key control module, temperature-measuring module and working power module, described display interface is electrically connected with display control module, described control button is electrically connected with key control module, described temperature survey mechanism is electrically connected with temperature-measuring module,
Described temperature-measuring module comprises temperature measuring circuit, described temperature measuring circuit comprises the first integrated circuit, second integrated circuit, first resistance, second resistance, 3rd resistance, 4th resistance, 5th resistance, 6th resistance, 7th resistance, first electric capacity, second electric capacity, 3rd electric capacity, temperature sensor, diode, first triode and the second triode, the model of described first integrated circuit is XTR103, the model of described second integrated circuit is RCV420, the five terminal of described first integrated circuit passes through the six end connecting of the 6th resistance and the first integrated circuit, 3rd end of described first integrated circuit and the tenth three-terminal link of the first integrated circuit, 3rd end of described first integrated circuit is connected with the base stage of the first triode by the 4th resistance, 8th end of described first integrated circuit is connected with the 9th end of the first integrated circuit by the 7th resistance, 7th end of described first integrated circuit is connected with the emitter of the first triode with the 5th resistance respectively by the first electric capacity, 7th end of described first integrated circuit is connected with the tenth end of the first integrated circuit by the second electric capacity, 7th end of described first integrated circuit is connected with the collector of the second triode by the second electric capacity, tenth five terminal of described first integrated circuit is connected with the base stage of the second triode, the tenth one end of described first integrated circuit is connected with the emitter of the second triode, 3rd end of described first integrated circuit is by the 4th resistance, second resistance, the series circuit that temperature sensor and the first resistance form is connected with the 4th end of the first integrated circuit, 12 end of described first integrated circuit is connected with the collector of the first triode, the emitter of described first triode is connected with the second resistance and temperature sensor respectively by the 3rd resistance, the described collector of the second triode is connected with the negative electrode of diode and passes through the external 12V DC voltage power supply of diode, 7th end of described first integrated circuit and the three-terminal link of the second integrated circuit, second end ground connection of described second integrated circuit, the external 12V DC voltage power supply of 16 end of described second integrated circuit, tenth end of described second integrated circuit is connected with the tenth one end of the second integrated circuit and the 12 end of the second integrated circuit respectively, tenth five terminal of described second integrated circuit is connected with the 14 end of the second integrated circuit, the five terminal of described second integrated circuit and the tenth three-terminal link of the second integrated circuit, 4th end of described second integrated circuit is connected with the five terminal of the second integrated circuit by the 3rd electric capacity, external-12V the DC voltage power supply of 4th end of described second integrated circuit, the five terminal ground connection of described second integrated circuit.
As preferably, in order to improve the wireless signaling capability of wireless communication module, described wireless communication module is by WIFI transmitting wireless signals.
As preferably, in order to improve the operability of system, described control of intelligent terminal is smart mobile phone.
As preferably, in order to improve the antijamming capability of temperature measuring circuit, the temperature drift coefficient of described first resistance, the second resistance, the 3rd resistance, the 4th resistance, the 5th resistance, the 6th resistance and the 7th resistance is 5%ppm.
The beneficial effects of the utility model are, should based on the whole and long distance temperature measurement device wireless connections by Based Intelligent Control of the long distance temperature measurement system for fire-fighting of Internet of Things, achieve and scene temperature is monitored in real time, can be solved due to long distance of signal transmission by temperature measuring circuit simultaneously, the situation that lead resistance is easily disturbed, and shielding connecting line decreases the interference in signal wire transmitting procedure, improves the reliability and stability of system thermometric.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the structural representation of the utility model based on the long distance temperature measurement system for fire-fighting of Internet of Things;
Fig. 2 is the circuit theory diagrams of the utility model based on the temperature measuring circuit of the long distance temperature measurement system for fire-fighting of Internet of Things;
Fig. 3 is the system construction drawing of the utility model based on the long distance temperature measurement system for fire-fighting of Internet of Things;
In figure: 1. control of intelligent terminal, 2. temperature measuring mechanism, 3. central control unit, 4. shield connecting line, 5. temperature survey mechanism, 6. display interface, 7. control button, 8. central control system, 9. wireless communication module, 10. display control module, 11. key control modules, 12. temperature-measuring modules, 13. working power modules, U1. the first integrated circuit, U2. the second integrated circuit, R1. the first resistance, R2. the second resistance, R3. the 3rd resistance, R4. the 4th resistance, R5. the 5th resistance, R6. the 6th resistance, R7. the 7th resistance, C1. the first electric capacity, C2. the second electric capacity, C3. the 3rd electric capacity, RTD. temperature sensor, D1. diode, Q1. the first triode, Q2. the second triode.
Embodiment
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present utility model are described in a schematic way, and therefore it only shows the formation relevant with the utility model.
As shown in Figure 1-Figure 3, a kind of long distance temperature measurement system for fire-fighting based on Internet of Things, comprise control of intelligent terminal 1 and the long distance temperature measurement device of wireless connections, described long distance temperature measurement device comprises temperature measuring mechanism 2, shielding connecting line 4 and central control unit 3, described temperature measuring mechanism 2 is electrically connected with central control unit 3 by shielding connecting line 4, described temperature measuring mechanism 2 comprises housing, be arranged on the temperature survey mechanism 5 on housing, be arranged on the display interface 6 of housing side and control button 7, described central control unit 3 comprises central control system 8, the wireless communication module 9 be connected with central control system 8, display control module 10, key control module 11, temperature-measuring module 12 and working power module 13, described display interface 6 is electrically connected with display control module 10, described control button 7 is electrically connected with key control module 11, described temperature survey mechanism 5 is electrically connected with temperature-measuring module 12,
Described temperature-measuring module 12 comprises temperature measuring circuit, described temperature measuring circuit comprises the first integrated circuit U1, second integrated circuit U2, first resistance R1, second resistance R2, 3rd resistance R3, 4th resistance R4, 5th resistance R5, 6th resistance R6, 7th resistance R7, first electric capacity C1, second electric capacity C2, 3rd electric capacity C3, temperature sensor RTD, diode D1, first triode Q1 and the second triode Q2, the model of described first integrated circuit U1 is XTR103, the model of described second integrated circuit U2 is RCV420, the five terminal of described first integrated circuit U1 passes through the six end connecting of the 6th resistance R6 and the first integrated circuit U1, 3rd end of described first integrated circuit U1 and the tenth three-terminal link of the first integrated circuit U1, 3rd end of described first integrated circuit U1 is connected with the base stage of the first triode Q1 by the 4th resistance R4, 8th end of described first integrated circuit U1 is connected with the 9th end of the first integrated circuit U1 by the 7th resistance R7, 7th end of described first integrated circuit U1 is connected with the emitter of the first triode Q1 with the 5th resistance R5 respectively by the first electric capacity C1, 7th end of described first integrated circuit U1 is connected with the tenth end of the first integrated circuit U1 by the second electric capacity C2, 7th end of described first integrated circuit U1 is connected with the collector of the second triode Q2 by the second electric capacity C2, tenth five terminal of described first integrated circuit U1 is connected with the base stage of the second triode Q2, the tenth one end of described first integrated circuit U1 is connected with the emitter of the second triode Q2, 3rd end of described first integrated circuit U1 is by the 4th resistance R4, second resistance R2, the series circuit that temperature sensor RTD and the first resistance R1 form is connected with the 4th end of the first integrated circuit U1, 12 end of described first integrated circuit U1 is connected with the collector of the first triode Q1, the emitter of described first triode Q1 is connected with the second resistance R2 and temperature sensor RTD respectively by the 3rd resistance R3, the collector of described second triode Q2 is connected with the negative electrode of diode D1 and passes through the external 12V DC voltage power supply of diode D1, 7th end of described first integrated circuit U1 and the three-terminal link of the second integrated circuit U2, the second end ground connection of described second integrated circuit U2, the external 12V DC voltage power supply of 16 end of described second integrated circuit U2, tenth end of described second integrated circuit U2 is connected with the tenth one end of the second integrated circuit U2 and the 12 end of the second integrated circuit U2 respectively, tenth five terminal of described second integrated circuit U2 is connected with the 14 end of the second integrated circuit U2, the described five terminal of the second integrated circuit U2 and the tenth three-terminal link of the second integrated circuit U2, 4th end of described second integrated circuit U2 is connected with the five terminal of the second integrated circuit U2 by the 3rd electric capacity C3, external-12V the DC voltage power supply of 4th end of described second integrated circuit U2, the five terminal ground connection of described second integrated circuit U2.
As preferably, in order to improve the wireless signaling capability of wireless communication module 9, described wireless communication module 9 is by WIFI transmitting wireless signals.
As preferably, in order to improve the operability of system, described control of intelligent terminal 1 is smart mobile phone.
As preferably, in order to improve the antijamming capability of temperature measuring circuit, the temperature drift coefficient of described first resistance R1, the second resistance R2, the 3rd resistance R3, the 4th resistance R4, the 5th resistance R5, the 6th resistance R6 and the 7th resistance R7 is 5%ppm.
Should based on Internet of Things in the long distance temperature measurement system of fire-fighting, voltage-4 ~ 20mA power pack XTR103 is have employed in temperature measuring circuit, power pack XTR103 is temperature sensor RTD special signal processing circuit, inside is integrated with Rrl'D linearizer, supply voltage scope is widened into+9V ~+40V, power pack XTR103 exports two-way 0.8mA current source, current source is added on temperature sensor RTD after the first triode Q1 drives, avoid the decay that circuit produces, simultaneously can limiting circuitry interference.The effect of the second resistance R2 is the maximal value limiting output current.Output signal obtains 4 ~ 20mA electric current after outer second triode Q2.RCV420 is the special transducer of 4 ~ 20mA current-voltage, after conversion, export 0 ~ 5V voltage.
Should based on Internet of Things in the long distance temperature measurement system of fire-fighting, wireless communication module 9 is provided for central control unit 3 and control of intelligent terminal 1 wireless connections, and described display control module 10 shows relevant information for controlling display interface 6; Key control module 11 is for analyzing the input signal controlling button 7; Temperature-measuring module 12 is for analyzing the temperature acquisition signal of temperature survey mechanism 5; Working power module 13, for ensureing that system is normally run, improves the reliability of system; Central control system 8, for controlling the normal work of modules, improves the intelligence degree of system.
Should be based on the principle of work of the long distance temperature measurement system for fire-fighting of Internet of Things: temperature measuring mechanism 2 is by measuring the temperature at this place, relevant information is shown subsequently at display interface 6, then be connected with central control unit 3 by shielding connecting line 4, last central control unit 3 by with control of intelligent terminal 1 wireless connections, staff can be monitored in real time to scene.
Compared with prior art, should based on the long distance temperature measurement system for fire-fighting of Internet of Things by control of intelligent terminal 1 and the wireless connections of long distance temperature measurement device, achieve and scene temperature is monitored in real time, can be solved due to long distance of signal transmission by temperature measuring circuit simultaneously, the situation that lead resistance is easily disturbed, and shielding connecting line 4 decreases the interference in signal wire transmitting procedure, improves the reliability and stability of system thermometric.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this utility model technological thought, can carry out various change and amendment completely.The technical scope of this utility model is not limited to the content on instructions, must determine its technical scope according to right.
Claims (4)
1. the long distance temperature measurement system for fire-fighting based on Internet of Things, it is characterized in that, comprise control of intelligent terminal (1) and the long distance temperature measurement device of wireless connections, described long distance temperature measurement device comprises temperature measuring mechanism (2), shielding connecting line (4) and central control unit (3), described temperature measuring mechanism (2) is electrically connected with central control unit (3) by shielding connecting line (4), described temperature measuring mechanism (2) comprises housing, be arranged on the temperature survey mechanism (5) on housing, be arranged on the display interface (6) of housing side and control button (7), described central control unit (3) comprises central control system (8), the wireless communication module (9) be connected with central control system (8), display control module (10), key control module (11), temperature-measuring module (12) and working power module (13), described display interface (6) is electrically connected with display control module (10), described control button (7) is electrically connected with key control module (11), described temperature survey mechanism (5) is electrically connected with temperature-measuring module (12),
Described temperature-measuring module (12) comprises temperature measuring circuit, described temperature measuring circuit comprises the first integrated circuit (U1), second integrated circuit (U2), first resistance (R1), second resistance (R2), 3rd resistance (R3), 4th resistance (R4), 5th resistance (R5), 6th resistance (R6), 7th resistance (R7), first electric capacity (C1), second electric capacity (C2), 3rd electric capacity (C3), temperature sensor (RTD), diode (D1), first triode (Q1) and the second triode (Q2), the model of described first integrated circuit (U1) is XTR103, the model of described second integrated circuit (U2) is RCV420, the five terminal of described first integrated circuit (U1) is by the six end connecting of the 6th resistance (R6) with the first integrated circuit (U1), 3rd end of described first integrated circuit (U1) and the tenth three-terminal link of the first integrated circuit (U1), 3rd end of described first integrated circuit (U1) is connected with the base stage of the first triode (Q1) by the 4th resistance (R4), 8th end of described first integrated circuit (U1) is connected with the 9th end of the first integrated circuit (U1) by the 7th resistance (R7), 7th end of described first integrated circuit (U1) is connected with the emitter of the first triode (Q1) with the 5th resistance (R5) respectively by the first electric capacity (C1), 7th end of described first integrated circuit (U1) is connected with the tenth end of the first integrated circuit (U1) by the second electric capacity (C2), 7th end of described first integrated circuit (U1) is connected with the collector of the second triode (Q2) by the second electric capacity (C2), tenth five terminal of described first integrated circuit (U1) is connected with the base stage of the second triode (Q2), the tenth one end of described first integrated circuit (U1) is connected with the emitter of the second triode (Q2), 3rd end of described first integrated circuit (U1) is by the 4th resistance (R4), second resistance (R2), the series circuit that temperature sensor (RTD) and the first resistance (R1) form is connected with the 4th end of the first integrated circuit (U1), 12 end of described first integrated circuit (U1) is connected with the collector of the first triode (Q1), the emitter of described first triode (Q1) is connected with the second resistance (R2) and temperature sensor (RTD) respectively by the 3rd resistance (R3), the collector of described second triode (Q2) is connected with the negative electrode of diode (D1) and passes through the external 12V DC voltage power supply of diode (D1), 7th end of described first integrated circuit (U1) and the three-terminal link of the second integrated circuit (U2), second end ground connection of described second integrated circuit (U2), the external 12V DC voltage power supply of 16 end of described second integrated circuit (U2), tenth end of described second integrated circuit (U2) is connected with the tenth one end of the second integrated circuit (U2) and the 12 end of the second integrated circuit (U2) respectively, tenth five terminal of described second integrated circuit (U2) is connected with the 14 end of the second integrated circuit (U2), the described five terminal of the second integrated circuit (U2) and the tenth three-terminal link of the second integrated circuit (U2), 4th end of described second integrated circuit (U2) is connected with the five terminal of the second integrated circuit (U2) by the 3rd electric capacity (C3), external-12V the DC voltage power supply of 4th end of described second integrated circuit (U2), the five terminal ground connection of described second integrated circuit (U2).
2., as claimed in claim 1 based on the long distance temperature measurement system for fire-fighting of Internet of Things, it is characterized in that, described wireless communication module (9) is by WIFI transmitting wireless signals.
3., as claimed in claim 1 based on the long distance temperature measurement system for fire-fighting of Internet of Things, it is characterized in that, described control of intelligent terminal (1) is smart mobile phone.
4. as claimed in claim 1 based on the long distance temperature measurement system for fire-fighting of Internet of Things, it is characterized in that, the temperature drift coefficient of described first resistance (R1), the second resistance (R2), the 3rd resistance (R3), the 4th resistance (R4), the 5th resistance (R5), the 6th resistance (R6) and the 7th resistance (R7) is 5%ppm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520526933.4U CN204924493U (en) | 2015-07-20 | 2015-07-20 | A long -range temperature measurement system for fire control based on thing networking |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520526933.4U CN204924493U (en) | 2015-07-20 | 2015-07-20 | A long -range temperature measurement system for fire control based on thing networking |
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| CN204924493U true CN204924493U (en) | 2015-12-30 |
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| CN201520526933.4U Expired - Fee Related CN204924493U (en) | 2015-07-20 | 2015-07-20 | A long -range temperature measurement system for fire control based on thing networking |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106608230A (en) * | 2016-12-17 | 2017-05-03 | 深圳市索菱实业股份有限公司 | Vehicle long-distance control equipment and system based on Internet of Things |
-
2015
- 2015-07-20 CN CN201520526933.4U patent/CN204924493U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106608230A (en) * | 2016-12-17 | 2017-05-03 | 深圳市索菱实业股份有限公司 | Vehicle long-distance control equipment and system based on Internet of Things |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151230 Termination date: 20160720 |