CN208012779U - Eight channel input temp collectors - Google Patents
Eight channel input temp collectors Download PDFInfo
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- CN208012779U CN208012779U CN201820111966.6U CN201820111966U CN208012779U CN 208012779 U CN208012779 U CN 208012779U CN 201820111966 U CN201820111966 U CN 201820111966U CN 208012779 U CN208012779 U CN 208012779U
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- 238000004891 communication Methods 0.000 claims abstract description 23
- 230000003321 amplification Effects 0.000 claims description 13
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 13
- 238000001914 filtration Methods 0.000 claims description 8
- 230000015654 memory Effects 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
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Abstract
The utility model discloses a kind of eight channel input temp collectors, including eight temperature collection circuits, multiway analog switch, controller, communication modules；The output end of temperature collection circuit and the input terminal of multiway analog switch connect, and the input of the output end and controller of multiway analog switch connects, and the communication ends of controller are connect with communication module；Temperature collection circuit includes temperature sensing circuit, signal amplifier, analogue-to-digital converters, the output end of temperature sensing circuit and the input terminal of signal amplifier connect, the output end of signal amplifier and the output end of analogue-to-digital converters connect, and the output end of analogue-to-digital converters and the input terminal of multiway analog switch connect.Technical solutions of the utility model realize the temperature acquisition in eight channels, simple, practical and reliable.
Description
Technical field
The utility model is related to Temperature and Humidity technical field, more particularly to a kind of eight channel input temp collectors.
Background technology
Temperature sensor (temperature transducer) refers to that can experience temperature and be converted into usable output signal
Sensor.Temperature sensor is the core of temperature measuring instrument, various in style.By measurement method can be divided into contact and
Contactless two major classes are divided into two class of thermal resistance and thermocouple according to sensor material and electron component characteristic.Existing temperature
Temperature detection is mostly carried out to component using temperature sensor in sensor, however uses the temperature sensor of temperature sensor
Have the shortcomings that circuit structure is complicated, of high cost, temperature detection if desired is carried out to multiple components, then multi way temperature sensor
Circuit structure is increasingly complex, cost higher, and reliability is low.Therefore, the existing multi way temperature using temperature sensor senses
Device has that complicated, of high cost and reliability is low.
Utility model content
The technical problems to be solved in the utility model is how to provide a kind of temperature sampler of eight tunnels input detection temperature.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is：
A kind of eight channel input temp collectors, including it is eight temperature collection circuits, multiway analog switch, controller, logical
Believe module；The output end of the temperature collection circuit is connect with the input terminal of the multiway analog switch, and the multi-channel analog is opened
The output end of pass is connect with the input of the controller, and the communication ends of the controller are connect with the communication module；The temperature
It includes temperature sensing circuit, signal amplifier, analogue-to-digital converters, the output of the temperature sensing circuit to spend Acquisition Circuit
End is connect with the input terminal of the signal amplifier, the output end of the signal amplifier and the analogue-to-digital converters
Output end connects, and the output end of the analogue-to-digital converters is connect with the input terminal of the multiway analog switch.
Preferably：Further include memory, the input terminal of the memory is connect with the storage end of the controller.
Preferably：Further include display, the input terminal of the display is connect with the display end of the controller.
Preferably：The temperature sensing circuit includes thermistor, first resistor, second resistance, current rectifying and wave filtering circuit；Institute
State that first resistor is in parallel with the thermistor, the first end of the first resistor is connect with fixed power source, the first resistor
Second end connect with the first end of the second resistance, the second end of second resistance ground connection；The of the first resistor
Two ends are also connect with the input terminal of the current rectifying and wave filtering circuit, the second end of the current rectifying and wave filtering circuit and the signal amplifier
Input terminal connection.
Preferably：The filter circuit includes the first capacitance, the second capacitance, the first inductance, zener diode, third electricity
Resistance；The first end of first inductance is connect with the second end of the first resistor, the second end of first inductance with it is described
The first end of 3rd resistor connects, and the second end of the 3rd resistor is connect with the input terminal of the signal amplifier；Described
The first end of one capacitance is connect with the first end of first inductance, the second end ground connection of first capacitance, the voltage stabilizing two
The cathode of pole pipe is connect with the second end of first inductance, the plus earth of the zener diode, second capacitance
First end is connect with the second end of the 3rd resistor, the second capacitance second end ground connection.
Preferably：The signal amplifier includes signal amplification module and the 4th resistance；The signal amplification module is just
Input terminal is connect with the second end of institute's 3rd resistor, the first end of the output end of the signal amplification module and the 4th resistance
Connection, the first end of the 4th resistance are also connect with the negative input end of the signal amplification module.
Preferably：The communication module is realized by zigbee communication modules.
Preferably：The thermistor is NTC thermistor.
It is formed by eight temperature collection circuits, multiway analog switch, controller, communication modules using above-mentioned technical proposal
A kind of eight channel input temp collectors.The temperature information that preset is acquired by temperature sensor circuit, is amplified by signal
The processing of device into horizontal electrical signal is amplified, and converts a signal into digital signal by analogue-to-digital converters, and passes through multichannel mould
The break-make of quasi- switch control channel, and be transmitted by communication module.Technical solutions of the utility model realize eight channels
Temperature acquisition, it is simple, practical and reliable.
Description of the drawings
Fig. 1 is the schematic diagram of eight channel input temp collector of the utility model；
Fig. 2 is the circuit structure diagram of the temperature collection circuit of eight channel input temp collector of the utility model.
In figure, 100- temperature collection circuits, 200- signal amplifiers, 300- analogue-to-digital converters, 400- multi-channel analogs
Switch, 500- controllers, 600- communication modules, 700- memories, 800- displays, R1- first resistors, R2- second resistances,
R3- 3rd resistors, the 4th resistance of R4-, RX- thermistors, D- zener diodes, the first inductance of L1-, the first capacitances of C1-, C2-
Second capacitance, U- signal amplification modules.
Specific implementation mode
Specific embodiment of the present utility model is described further below in conjunction with the accompanying drawings.It should be noted that
The explanation of these embodiments is used to help to understand the utility model, but does not constitute the restriction to the utility model.This
Outside, technical characteristic involved in the various embodiments of the present invention described below is as long as they do not conflict with each other
It can be combined with each other.
Referring to FIG. 1 and FIG. 2, technical solutions of the utility model propose a kind of eight channel input temp collectors, including eight
Temperature collection circuit 100, multiway analog switch 400, controller 500, communication module 600；The output end of temperature collection circuit 100
It is connect with the input terminal of multiway analog switch 400, the output end of multiway analog switch 400 is connect with the input of controller 500, control
The communication ends of device 500 processed are connect with communication module 600；Temperature collection circuit 100 include temperature sensing circuit, signal amplifier,
The output end of analogue-to-digital converters 300, temperature sensing circuit is connect with the input terminal of signal amplifier 200, signal amplifier
200 output end is connect with the output end of analogue-to-digital converters 300, the output end and multichannel of analogue-to-digital converters 300
The input terminal of analog switch 400 connects.
Using above-mentioned technical proposal, by eight temperature collection circuits 100, multiway analog switch 400, controller 500, communication
Module 600 forms a kind of eight channel input temp collectors.The temperature information of preset is acquired by temperature sensor circuit,
Amplified by the processing of signal amplifier 200 into horizontal electrical signal, and number is converted a signal by analogue-to-digital converters 300
Word signal, and be transmitted by the break-make of 400 control channel of multiway analog switch, and by communication module 600.This practicality is new
Type technical solution realizes the temperature acquisition in eight channels, simple, practical and reliable.
Specifically：Further include memory 700, the input terminal of memory 700 is connect with the storage end of controller 500.
Specifically：Further include display 800, the input terminal of display 800 is connect with the display end of controller 500.
Specifically：Temperature sensing circuit includes thermistor RX, first resistor R1, second resistance R2, current rectifying and wave filtering circuit；
First resistor R1 is in parallel with thermistor RX, and the first end of first resistor R1 is connect with fixed power source, and the second of first resistor R1
End is connect with the first end of second resistance R2, the second end ground connection of second resistance R2；The second end of first resistor R1 also with rectification
The input terminal of filter circuit connects, and the second end of current rectifying and wave filtering circuit is connect with the input terminal of signal amplifier 200.
Specifically：Filter circuit includes the first capacitance C1, the second capacitance C2, the first inductance L1, zener diode D, third
Resistance R3；The first end of first inductance L1 is connect with the second end of first resistor R1, second end and the third electricity of the first inductance L1
The first end connection of R3 is hindered, the second end of 3rd resistor R3 is connect with the input terminal of signal amplifier 200；The of first capacitance C1
One end is connect with the first end of the first inductance L1, the second end ground connection of the first capacitance C1, the cathode of zener diode D and the first electricity
Feel the second end connection of L1, the plus earth of zener diode D, the second end of the first end and 3rd resistor R3 of the second capacitance C2
Connection, the second capacitance C2 second ends ground connection.
Specifically：Signal amplifier 200 includes signal amplification module U and the 4th resistance R4；Signal amplification module U's is just defeated
Entering end to connect with the second end of institute 3rd resistor R3, the output end of signal amplification module U is connect with the first end of the 4th resistance R4,
The first end of 4th resistance R4 is also connect with the negative input end of signal amplification module U.
Specifically：Communication module 600 is realized by zigbee communication modules 600.
Specifically：Thermistor RX is NTC thermistor.
The utility model realizes the monitoring temperature to multiple collection points by the temperature collection circuit 100 in eight channels,
The temperature collection circuit 100 being made up of NTC thermistor is detected the temperature of multiple collection points, and is put by signal
Big device 200 is amplified, and carries out the conversion of signal by analogue-to-digital converters 300, and then part is novel passes through for controller 500
The display of display 800 is stored by memory 700, is wirelessly transferred by communication pattern.The utility model technology
Scheme realizes the temperature acquisition in eight channels, simple, practical and reliable.
The embodiment of the utility model is explained in detail above in association with attached drawing, but the utility model is not limited to be retouched
The embodiment stated.For a person skilled in the art, right in the case where not departing from the utility model principle and spirit
These embodiments carry out a variety of change, modification, replacement and modification, still fall in the scope of protection of the utility model.
Claims (8)
1. a kind of eight channel input temp collectors, it is characterised in that：Including eight temperature collection circuits, multiway analog switch,
Controller, communication module；The output end of the temperature collection circuit is connect with the input terminal of the multiway analog switch, described more
The output end of path analoging switch is connect with the input of the controller, and the communication ends of the controller connect with the communication module
It connects；The temperature collection circuit includes temperature sensing circuit, signal amplifier, analogue-to-digital converters, the temperature sensing electricity
The output end on road is connect with the input terminal of the signal amplifier, the output end of the signal amplifier and the analog to digital
The output end of converter connects, and the output end of the analogue-to-digital converters is connect with the input terminal of the multiway analog switch.
2. eight channels input temp collector according to claim 1, it is characterised in that：Further include memory, it is described to deposit
The input terminal of reservoir is connect with the storage end of the controller.
3. eight channels input temp collector according to claim 2, it is characterised in that：Further include display, it is described aobvious
Show that the input terminal of device is connect with the display end of the controller.
4. eight channels input temp collector according to claim 1, it is characterised in that：The temperature sensing circuit includes
Thermistor, first resistor, second resistance, current rectifying and wave filtering circuit；The first resistor is in parallel with the thermistor, and described
The first end of one resistance is connect with fixed power source, and the second end of the first resistor is connect with the first end of the second resistance,
The second end of the second resistance is grounded；The second end of the first resistor also connects with the input terminal of the current rectifying and wave filtering circuit
It connects, the second end of the current rectifying and wave filtering circuit is connect with the input terminal of the signal amplifier.
5. eight channels input temp collector according to claim 4, it is characterised in that：The filter circuit includes first
Capacitance, the second capacitance, the first inductance, zener diode, 3rd resistor；The first end of first inductance and the first resistor
Second end connection, the second end of first inductance connect with the first end of the 3rd resistor, the of the 3rd resistor
Two ends are connect with the input terminal of the signal amplifier；The first end of first capacitance and the first end of first inductance connect
It connects, the second end ground connection of first capacitance, the cathode of the zener diode is connect with the second end of first inductance, institute
The plus earth of zener diode is stated, the first end of second capacitance is connect with the second end of the 3rd resistor, and described
Two capacitance second ends are grounded.
6. eight channels input temp collector according to claim 5, it is characterised in that：The signal amplifier includes letter
Number amplification module and the 4th resistance；The positive input terminal of the signal amplification module is connect with the second end of institute's 3rd resistor, described
The output end of signal amplification module is connect with the first end of the 4th resistance, the first end of the 4th resistance also with the letter
The negative input end connection of number amplification module.
7. eight channels input temp collector according to claim 1, it is characterised in that：The communication module passes through
Zigbee communication modules are realized.
8. eight channels input temp collector according to claim 4, it is characterised in that：The thermistor is NTC heat
Quick resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820111966.6U CN208012779U (en) | 2018-01-23 | 2018-01-23 | Eight channel input temp collectors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820111966.6U CN208012779U (en) | 2018-01-23 | 2018-01-23 | Eight channel input temp collectors |
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| CN208012779U true CN208012779U (en) | 2018-10-26 |
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| CN201820111966.6U Active CN208012779U (en) | 2018-01-23 | 2018-01-23 | Eight channel input temp collectors |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114488896A (en) * | 2022-01-26 | 2022-05-13 | 杭州创恒电子技术开发有限公司 | High-precision sole pressure image acquisition device |
| WO2024031925A1 (en) * | 2022-08-10 | 2024-02-15 | 湖北亿纬动力有限公司 | Battery temperature acquisition system and charging and discharging device |
-
2018
- 2018-01-23 CN CN201820111966.6U patent/CN208012779U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114488896A (en) * | 2022-01-26 | 2022-05-13 | 杭州创恒电子技术开发有限公司 | High-precision sole pressure image acquisition device |
| WO2024031925A1 (en) * | 2022-08-10 | 2024-02-15 | 湖北亿纬动力有限公司 | Battery temperature acquisition system and charging and discharging device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201231 Address after: 407, 4th floor, 512 Chunbo Road, Xiamen Torch hi tech Zone (Xiang'an) Industrial Zone, Xiamen City, Fujian Province, 361000 Patentee after: Xiamen shunri Automation Technology Co.,Ltd. Address before: 361001 Room 201, 101 Hongwen Erli, Siming District, Xiamen City, Fujian Province Patentee before: Huang Wentong |
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| TR01 | Transfer of patent right |