CN205066957U - Temperature acquisition system - Google Patents
Temperature acquisition system Download PDFInfo
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- CN205066957U CN205066957U CN201520771090.4U CN201520771090U CN205066957U CN 205066957 U CN205066957 U CN 205066957U CN 201520771090 U CN201520771090 U CN 201520771090U CN 205066957 U CN205066957 U CN 205066957U
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Abstract
The utility model is suitable for a measurement field provides a temperature acquisition system, and it includes temperature sensor, microcontroller, communication device and server. Temperature sensor measurement temperature relation data, microcontroller is used for the basis temperature relation data acquisition temperature value data, communication device with the microcontroller electricity is connected, communication device be used for with microcontroller acquires temperature value data transmission gives the server, the server with communication device is connected, the server is used for receiving communication device sends the temperature value data are right the temperature value data are handled. Gather the temperature relation data through temperature sensor to process microcontroller turns into the temperature value data, and the process communication device transmit for the server, can realize that the automation of temperature is gathered with online, and so as to saves the cost, through server processing temperature value data, can real -time temperature value data to the collection handle.
Description
Technical field
The utility model belongs to fields of measurement, particularly relates to a kind of temperature acquisition system.
Background technology
Temperature is a macroscopic physical quantity of the inner a large amount of molecule of material, atom mean kinetic energy in representation system.The increase of interior of articles molecule, atom mean kinetic energy or minimizing, show as rising or the reduction of object temperature.The physicochemical characteristics of material all has close relationship with temperature, and temperature determines a basic parameter of object state.In numerous environmental parameters, the productive life of temperature and people is closely related, no matter industrially or agriculturally all needing to carry out accurate control and measurement to temperature.Measuring tempeature is a very important job.
Traditional temperature acquisition is that the temperature of regular measuring targets carries out measuring and record, and this needs the man power and material of at substantial, and cost is high, and can only the taken at regular intervals of discontinuity.
Utility model content
The utility model provides a kind of temperature acquisition system, is intended to solve traditional temperature acquisition cost high, and can only the problem of taken at regular intervals of discontinuity.
A kind of temperature acquisition system, comprising:
Temperature sensor, for measuring tempeature related data;
Microcontroller, is electrically connected with described temperature sensor, and described microcontroller is used for according to described temperature correlation data acquisition temperature value data;
Communicator, is electrically connected with described microcontroller, and the described temperature value data that described communicator is used for described microcontroller to obtain are transferred to server;
Server, is connected with described communicator, and described server is for receiving the described temperature value data of described communicator transmission and processing described temperature value data.
Preferably, described communicator comprises a RS-485 converter, the 2nd RS-485 converter and RS-485 bus, a described RS-485 converter is connected with described microcontroller, described 2nd RS-485 converter is connected with described server, and described RS-485 bus connects a described RS-485 converter and described 2nd RS-485 converter.
Preferably, a described RS-485 converter, described 2nd RS-485 converter and described RS-485 bus adopt MODBUS agreement to transmit described temperature value data.
Preferably, described temperature sensor is thermocouple temperature sensor.
Preferably, described temperature sensor is thermal resistance temperature sensor.
Preferably, described temperature sensor is quartz temperature sensor.
Preferably, described microcontroller can be demarcated described temperature sensor.
Preferably, described microcontroller can compensate the drift of described temperature sensor, non-linear and zero point output.
Preferably, be provided with humidity sensor in described temperature sensor, described humidity sensor is used for the humidity of measurement environment.
Preferably, be provided with warning device in described temperature sensor, when described temperature sensor meets default condition, described warning device sends alerting signal.
The temperature acquisition system of embodiment of the present utility model is gathered temperature correlation data by temperature sensor, and be temperature value data through microcontroller by temperature correlation data transformations, through communicator, temperature value data are transferred to server, the automatic of temperature and online acquisition can be realized, thus can cost be saved, by server process temperature value data, can the be real-time temperature value data gathered be processed.
Accompanying drawing explanation
Fig. 1 is the modular structure schematic diagram of the temperature acquisition system in an embodiment.
Embodiment
Below describe in detail with reference to accompanying drawing, accompanying drawing is shown by example can put into practice detail of the present utility model and embodiment.Word used herein " exemplary " means " as example, example or an illustration ".Any embodiment or the design that are described to " exemplary " herein do not need to be regarded as other embodiments or design preferred or useful.
Notice in this manual, mention and be contained in different characteristic in " embodiment ", " example embodiment ", " embodiment ", " another embodiment ", " some embodiments ", " different embodiment ", " other embodiments ", " selectivity embodiment " etc. (such as, element, structure, module, assembly, step, operation, characteristic etc.), to mean that these features any are contained in one or more embodiment of the present disclosure, but can or can unnecessarily combine in identical embodiment.
Notice in this manual, mention that " some " can mean one or more.Such as, some objects may be the objects of 1 object, 10 objects, 50 objects or any amount.Be also noted that in this manual, mention that " at least one " can mean any combination.Such as, in object A and object B, at least one can be object A, object B or object A and object B.
The temperature acquisition system 10 of embodiment of the present utility model is gathered by temperature sensor 110 pairs of temperature correlation data, and be temperature value data through microcontroller 120 by temperature correlation data transformations, through communicator 130, temperature value data are transferred to server 140, the automatic of temperature and online acquisition can be realized, thus can cost be saved, by server 140 treatment temperature Value Data, can the be real-time temperature value data gathered be processed.
As shown in Figure 1, the temperature acquisition system 10 in an embodiment, comprises temperature sensor 110, microcontroller 120, communicator 130 and server 140.Temperature sensor 110 is for measuring tempeature related data.Microcontroller 120 is electrically connected with temperature sensor 110, and microcontroller 120 is for according to temperature correlation data acquisition temperature value data.Communicator 130 is electrically connected with microcontroller 120, and communicator 130 is transferred to server 140 for the temperature value data obtained by microcontroller 120.Server 140 is connected with communicator 130, and the temperature value data that server 140 sends for received communication device 130 also process these temperature value data.
In one embodiment, temperature acquisition system 10 has several temperature sensors 110.The quantity of temperature sensor 110 is according to the goal-setting of measuring.If what measure is the temperature of multiple object, the quantity of temperature sensor 110 should be multiple.Temperature sensor 110 and microcontroller 120 are that relation or microcontroller 120 can corresponding multiple temperature sensors 110 one to one, and this depends primarily on the processing power of microcontroller 120 and the requirement of measurement environment.The corresponding relation of microcontroller 120 and temperature sensor 110 can be selected farthest to save cost and to reach best measurement result according to the requirement of the type of microcontroller 120 and measurement environment.In highly integrated environment, microcontroller 120 and temperature sensor 110 can be integrated in a device.In the environment measuring a large amount of dispense object, a microcontroller 120 can corresponding multiple temperature sensor 110.Microcontroller 120 can the calibrating parameters of storing temperature sensor 110, demarcates temperature sensor 110, carries out drift and non-linearly to compensate and zero point temperature drift compensation temperature sensor 110.
Communicator 130 comprises a RS-485 converter 131, the 2nd RS-485 converter 133 and RS-485 bus 135.One RS-485 converter 131 is connected with microcontroller 120, and the 2nd RS-485 converter 133 is connected with server 140, and RS-485 bus 135 connects a RS-485 converter 131 and the 2nd RS-485 converter 133.In one embodiment, a RS-485 converter 131 and microcontroller 120 are relations one to one.In other embodiments, a RS-485 converter 131 can connect multiple microcontroller 120.First the temperature value data that microcontroller 120 obtains send to RS-485 bus 135 through a RS-485 converter 131, then send to server 140 to process these temperature value data through the 2nd RS-485 converter 133.One RS-485 converter 131, the 2nd RS-485 converter 133 and RS-485 bus 135 adopt MODBUS agreement to transmit described temperature value data.
Gathered by temperature sensor 110 pairs of temperature correlation data, and be temperature value data through microcontroller 120 by temperature correlation data transformations, through communicator 130, temperature value data are transferred to server 140, the automatic of temperature and online acquisition can be realized, thus can cost be saved, by server 140 treatment temperature Value Data, can the be real-time temperature value data gathered be processed.
In one embodiment, temperature sensor 110 is thermocouple temperature sensor.Thermocouple temperature sensor is the temperature sensor utilizing thermoelectric effect to make.When two kinds of different conductor series connections become closed-loop path time, if there is temperature difference between two binding sites, then in this loop, just have electric current produce.This phenomenon by temperature difference generation current is called thermoelectric effect, also known as Seebeck effect.Thermocouple temperature sensor utilizes this effect to make.The structure of thermocouple temperature sensor is simple, and the little thermal capacity of sensitive element volume is also little, and temperature-responsive is fast, and the sensitivity of measuring tempeature is higher, good stability.Thermocouple temperature sensor can be widely used in the temperature survey of various environment.
In one embodiment, temperature sensor 110 is thermal resistance temperature sensor.Thermal resistance temperature sensor utilizes the temperature variant physical property of the resistance value of simple metal, alloy and semiconductor material to carry out measuring tempeature.Compared with thermocouple temperature sensor, the advantage of thermal resistance temperature sensor does not need cold junction compensation.The manufacture craft of thermal resistance temperature sensor is more complicated than thermocouple temperature sensor.Conventional thermal resistance temperature sensor has platinum resistance temperature sensor, copper resistance temperature sensor and semiconductor temperature sensor.Wherein, standard thermal detector is commonly used for the thermal resistance temperature sensor of pure platinum filament coiling.
In one embodiment, temperature sensor 110 is quartz temperature sensor.Quartz temperature sensor utilizes the frequency-temperature characteristic of quartz resonator to measure the temperature of object under test.The nominal frequency of quartz resonator is from several thousand Hz to hundreds of Hz, and frequency range wide is like this by adopting different vibrating modes and different wafer sizes to realize.The vibration mode of quartz crystal has: telescopic vibrating mode, beam mode, face shear-vibration pattern and thickness-shear vibration mode formula.Quartz temperature sensor has that resolution is high, stable performance and the feature such as the linearity is good.It exports as rate-adaptive pacemaker, can be convenient to digitizing and telemeasurement.
In one embodiment, microcontroller 120 can be demarcated temperature sensor 110.Due to reasons such as the mechanical stress in material, chemical composition instability, the individual difference of temperature sensor 110 is larger.In order to obtain true and reliable data in the process used, must demarcate temperature sensor 110.After temperature sensor 110 employs a period of time, its temperature characterisitic also can change, and at this time needs again to demarcate temperature sensor 110.The method of demarcating is generally be placed in same temperature field by temperature sensor 110 and standard thermometer, calculates the coefficient of demarcation according to the temperature characterisitic of temperature sensor 110.Such as, in thermal resistance temperature sensor, simulate calibration coefficient according to temperature-resistance relation.When in use, the resistance knowing thermal resistance temperature sensor is only needed just can to calculate temperature to be measured.
In one embodiment, microcontroller 120 can compensate the drift of temperature sensor 110, non-linear and zero point output.Temperature sensor 110 there will be the problems such as drift, non-linear and zero point output in the process used, and these all can the precision of adversely effecting temp sensor 110.Compensated by the drift of microcontroller 120 pairs of temperature sensors 110, non-linear and zero point output, temperature sensor 110 can obtain more accurate measurement result.
In one embodiment, first microcontroller 120 detects temperature sensor 110, microcontroller 120 and communicator 130 when work, to determine whether said apparatus has fault.In the process of work, microcontroller 120 can carry out on-line correction according to the environment used to temperature sensor 110.These temperature value data are transferred to server by communicator 130 after being converted to temperature value data by the temperature correlation data recorded by temperature sensor 110 and process by microcontroller 120.
In one embodiment, be provided with humidity sensor in temperature sensor 110, this humidity sensor is used for the humidity of measurement environment.The relative humidity of gas, depends on temperature to a great extent.For single temperature sensor 110, when measuring humidity, should ensure that humidity sensor works at the same temperature as far as possible.If share a printed-wiring board (PWB) with the electronic component of release heat, when mounted should as far as possible by humidity sensor away from electronic component, and be arranged on below thermal source, keep the good ventilation of shell simultaneously.For reducing heat transfer, the other parts copper coating of humidity sensor and printed circuit board (PCB) should be minimum as far as possible, and reserve one gap between.
In one embodiment, be provided with warning device in temperature sensor 110, when temperature sensor 110 meets the condition preset, warning device sends alerting signal.In a specific embodiment, when the temperature measured or humidity exceed predetermined scope time, temperature sensor 110 can send alerting signal, is convenient to user and makes relevant process action in time.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a temperature acquisition system, is characterized in that, comprising:
Temperature sensor, for measuring tempeature related data;
Microcontroller, is electrically connected with described temperature sensor, and described microcontroller is used for according to described temperature correlation data acquisition temperature value data;
Communicator, is electrically connected with described microcontroller, and the described temperature value data that described communicator is used for described microcontroller to obtain are transferred to server; And
Server, is connected with described communicator, and described server is for receiving the described temperature value data of described communicator transmission and processing described temperature value data.
2. temperature acquisition system as claimed in claim 1, it is characterized in that, described communicator comprises a RS-485 converter, the 2nd RS-485 converter and RS-485 bus, a described RS-485 converter is connected with described microcontroller, described 2nd RS-485 converter is connected with described server, and described RS-485 bus connects a described RS-485 converter and described 2nd RS-485 converter.
3. temperature acquisition system as claimed in claim 2, is characterized in that, a described RS-485 converter, described 2nd RS-485 converter and described RS-485 bus adopt MODBUS agreement to transmit described temperature value data.
4. temperature acquisition system as claimed in claim 1, it is characterized in that, described temperature sensor is thermocouple temperature sensor.
5. temperature acquisition system as claimed in claim 1, it is characterized in that, described temperature sensor is thermal resistance temperature sensor.
6. temperature acquisition system as claimed in claim 1, it is characterized in that, described temperature sensor is quartz temperature sensor.
7. temperature acquisition system as claimed in claim 1, it is characterized in that, described microcontroller can be demarcated described temperature sensor.
8. temperature acquisition system as claimed in claim 1, is characterized in that, described microcontroller can compensate the drift of described temperature sensor, non-linear and zero point output.
9. the temperature acquisition system as described in any one claim in claim 1 to 8, is characterized in that, is provided with humidity sensor in described temperature sensor, and described humidity sensor is used for the humidity of measurement environment.
10. the temperature acquisition system as described in any one claim in claim 1 to 8, is characterized in that, is provided with warning device in described temperature sensor, and when described temperature sensor meets default condition, described warning device sends alerting signal.
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| CN201520771090.4U CN205066957U (en) | 2015-09-30 | 2015-09-30 | Temperature acquisition system |
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| CN201520771090.4U CN205066957U (en) | 2015-09-30 | 2015-09-30 | Temperature acquisition system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106246528A (en) * | 2016-08-10 | 2016-12-21 | 国网河北省电力公司电力科学研究院 | A kind of method of testing of steam feed pump |
| CN108664347A (en) * | 2017-03-28 | 2018-10-16 | 精工爱普生株式会社 | Failure determinating circuit, measuring physical, electronic equipment and moving body |
| CN111579112A (en) * | 2020-05-27 | 2020-08-25 | 中国地震局地壳应力研究所 | Quartz thermometer capable of being remotely detected, temperature measuring system and remote detection method |
-
2015
- 2015-09-30 CN CN201520771090.4U patent/CN205066957U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106246528A (en) * | 2016-08-10 | 2016-12-21 | 国网河北省电力公司电力科学研究院 | A kind of method of testing of steam feed pump |
| CN106246528B (en) * | 2016-08-10 | 2018-07-17 | 国网河北省电力公司电力科学研究院 | A kind of test method of steam feed pump |
| CN108664347A (en) * | 2017-03-28 | 2018-10-16 | 精工爱普生株式会社 | Failure determinating circuit, measuring physical, electronic equipment and moving body |
| CN108664347B (en) * | 2017-03-28 | 2023-09-15 | 精工爱普生株式会社 | Fault determination circuit, physical quantity detection device, electronic device, and moving object |
| CN111579112A (en) * | 2020-05-27 | 2020-08-25 | 中国地震局地壳应力研究所 | Quartz thermometer capable of being remotely detected, temperature measuring system and remote detection method |
| CN111579112B (en) * | 2020-05-27 | 2022-04-12 | 应急管理部国家自然灾害防治研究院 | Quartz thermometer capable of being remotely detected, temperature measuring system and remote detection method |
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