CN110296772A - A kind of underground temperature measuring instrument - Google Patents
A kind of underground temperature measuring instrument Download PDFInfo
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- CN110296772A CN110296772A CN201910637704.2A CN201910637704A CN110296772A CN 110296772 A CN110296772 A CN 110296772A CN 201910637704 A CN201910637704 A CN 201910637704A CN 110296772 A CN110296772 A CN 110296772A
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- 229910052751 metal Inorganic materials 0.000 claims abstract description 25
- 239000002184 metal Substances 0.000 claims abstract description 25
- 239000000523 sample Substances 0.000 claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 239000003673 groundwater Substances 0.000 claims description 8
- 229910001385 heavy metal Inorganic materials 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000004078 waterproofing Methods 0.000 claims description 3
- 239000003822 epoxy resin Substances 0.000 claims description 2
- 229920000647 polyepoxide Polymers 0.000 claims description 2
- 238000005259 measurement Methods 0.000 abstract description 13
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 11
- 238000012360 testing method Methods 0.000 description 5
- 238000001514 detection method Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000004308 accommodation Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
- G01K1/024—Means for indicating or recording specially adapted for thermometers for remote indication
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
- G01K1/026—Means for indicating or recording specially adapted for thermometers arrangements for monitoring a plurality of temperatures, e.g. by multiplexing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
- G01K1/028—Means for indicating or recording specially adapted for thermometers arrangements for numerical indication
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
- G01K13/026—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow of moving liquids
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K3/00—Thermometers giving results other than momentary value of temperature
- G01K3/02—Thermometers giving results other than momentary value of temperature giving means values; giving integrated values
- G01K3/04—Thermometers giving results other than momentary value of temperature giving means values; giving integrated values in respect of time
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
本发明提供了一种地下温度测量仪，包括：金属探头、防水垫片、配重本体、和尾盖；金属探头、防水垫片和配重本体之间通过螺钉固定连接，防水垫片安装于金属探头和配重本体之间，以起到防水作用；配重本体和尾盖之间通过螺纹连接；配重本体、防水垫片和尾盖中心贯通且设置有电缆线，尾盖上设置有电缆线引出口；电金属探头内安装有单片机和温度传感器，电缆线一端连接单片机和温度传感器，另一端穿出电缆线引出口连接外部设备。本发明的有益效果是：本发明所提出的地下温度测量仪能深入井下测量，采用上位机实时在线收集测量数据，保证了被测水体温度变化测量的准确性，通过RS485协议传输数据，能够实现远距离的测量，且结构简单，体积小，使用方便。
The invention provides an underground temperature measuring instrument, comprising: a metal probe, a waterproof gasket, a counterweight body, and a tail cover; the metal probe, the waterproof gasket and the counterweight body are fixedly connected by screws, and the waterproof gasket is installed on the Between the metal probe and the counterweight body to play a waterproof role; the counterweight body and the tail cover are connected through threads; Cable lead-out port; a single-chip microcomputer and a temperature sensor are installed in the electric metal probe, one end of the cable is connected to the single-chip microcomputer and the temperature sensor, and the other end passes through the cable lead-out port to connect to external equipment. The beneficial effects of the present invention are: the underground temperature measuring instrument proposed by the present invention can go deep into the well for measurement, and the upper computer is used to collect measurement data online in real time, which ensures the accuracy of the measurement of the temperature change of the measured water body, and the transmission of data through the RS485 protocol can realize Long-distance measurement, and simple structure, small size, easy to use.
Description
技术领域technical field
本发明涉及仪器仪表领域，尤其涉及一种地下温度测量仪。The invention relates to the field of instruments and meters, in particular to an underground temperature measuring instrument.
背景技术Background technique
地下水的温度是自然界中重要的物理量参数，基本上有关于地下水动态变化都会与温度相关。地下水温度的获取在水文地质调查中具有重要的意义。为了准确便捷的测量地下水的温度，需要研制一种专用的测温仪器。The temperature of groundwater is an important physical quantity parameter in nature. Basically, the dynamic changes of groundwater are related to temperature. Obtaining groundwater temperature is of great significance in hydrogeological investigation. In order to measure the temperature of groundwater accurately and conveniently, it is necessary to develop a special temperature measuring instrument.
目前地下水温检测主要包括取样和便携装置原位检测两种方式。取样方式的水体检测属于离线测试，被测水体的温度会发生变化，很大程度弱化被测水体的准确性，而当前存在的便携式地下水温测温装置，不能满足远距离传输等场合的使用。At present, groundwater temperature detection mainly includes two methods: sampling and in-situ detection with portable devices. The water body detection by sampling method is an offline test, and the temperature of the measured water body will change, which greatly weakens the accuracy of the measured water body. However, the current portable underground water temperature measurement device cannot meet the needs of long-distance transmission and other occasions.
发明内容Contents of the invention
为了解决上述问题，本发明提供了一种地下温度测量仪；一种地下温度测量仪，包括：金属探头、防水垫片、配重本体、和尾盖；In order to solve the above problems, the present invention provides an underground temperature measuring instrument; an underground temperature measuring instrument, comprising: a metal probe, a waterproof gasket, a counterweight body, and a tail cover;
所述金属探头的一端为圆锥体，另一端为圆柱体，圆锥体的底面和圆柱体的一个上表面固定连接，金属探头上设有若干个第一螺孔，所述第一螺孔沿着圆锥体和圆柱体的轴心贯穿整个金属探头；所述圆柱体内设置有卡槽，用于安装单片机和温度传感器；所述温度传感器电性连接至所述单片机，所述单片机上连接有电缆线；One end of the metal probe is a cone, and the other end is a cylinder. The bottom surface of the cone is fixedly connected to an upper surface of the cylinder. The metal probe is provided with several first screw holes, and the first screw holes are along the The axis of the cone and cylinder runs through the entire metal probe; a card slot is provided in the cylinder for installing a single-chip microcomputer and a temperature sensor; the temperature sensor is electrically connected to the single-chip microcomputer, and a cable is connected to the single-chip microcomputer ;
所述防水垫片的截面为中空的环形，且在防水垫片上设置有若干个与所述第一螺孔相配合的第二螺孔；The cross-section of the waterproof gasket is hollow and ring-shaped, and several second screw holes matching the first screw holes are arranged on the waterproof gasket;
所述配重本体包括连接部和配重部；连接部为圆柱体形状，且沿着连接部的轴心设置有第一通孔，用于放置所述电缆线；连接部的一个底面上设置有若干个与所述第一螺孔和所述第二螺孔相配合的第三螺孔；所述配重部包括同心设置的内圆环和外圆环，内圆环的中心设有第二通孔，外圆环与内圆环之间有容纳空间，且所述外圆环与所述内圆环的长度相等，在所述容纳空间里放置有重金属，用于配重；所述内圆环和外圆环的一端均固定连接于所述连接部的另一个底面，所述外圆环的另一端设置有第一螺纹；The counterweight body includes a connection part and a counterweight part; the connection part is in the shape of a cylinder, and a first through hole is provided along the axis of the connection part for placing the cable; a bottom surface of the connection part is provided with There are several third screw holes matched with the first screw hole and the second screw hole; the counterweight part includes an inner ring and an outer ring arranged concentrically, and the center of the inner ring is provided with a third screw hole. Two through holes, there is an accommodation space between the outer ring and the inner ring, and the lengths of the outer ring and the inner ring are equal, and heavy metals are placed in the accommodation space for counterweight; One end of the inner ring and the outer ring are fixedly connected to the other bottom surface of the connecting part, and the other end of the outer ring is provided with a first thread;
所述尾盖的一端为圆环，另一端为空心圆锥体；所述圆环的内表面设置有与所述第一螺纹相配合的第二螺纹，所述配重本体通过所述第一螺纹和所述第二螺纹之间的螺纹连接与所述尾盖连接在一起，所述空心圆锥体的顶端设置有电缆线引出口，用于引出所述电缆线；One end of the tail cap is a ring, and the other end is a hollow cone; the inner surface of the ring is provided with a second thread that matches the first thread, and the weight body passes through the first thread The threaded connection between the second thread and the tail cap is connected together, and the top of the hollow cone is provided with a cable outlet for leading out the cable;
所述金属探头、防水垫片和所述配重本体之间通过所述第一螺孔、所述第二螺孔和所述第三螺孔采用螺钉固定连接在一起，所述防水垫片安装于所述金属探头和所述配重本体之间，用于外壳防水；The metal probe, the waterproof gasket and the counterweight body are connected together by screws through the first screw hole, the second screw hole and the third screw hole, and the waterproof gasket is installed Between the metal probe and the counterweight body, it is used for waterproofing the casing;
所述第一通孔、所述第二通孔和所述电缆线引出口同轴且贯通，用于设置所述电缆线，所述电缆线一端连接所述单片机，另一端通过所述第一通孔和所述第二通孔从所述电缆线引出口引出，以连接外部设备。The first through hole, the second through hole and the cable outlet are coaxial and connected, and are used to set the cable, one end of the cable is connected to the single-chip microcomputer, and the other end passes through the first The through hole and the second through hole are led out from the cable outlet for connecting external equipment.
进一步地，所述第一螺孔、所述第二螺孔、所述第三螺孔、所述第一通孔、所述第二通孔和所述尾盖的安装缝隙内均设置有环氧树脂，用于内部防水密封。Further, rings are provided in the first screw hole, the second screw hole, the third screw hole, the first through hole, the second through hole and the installation gap of the tail cap. Oxygen resin for internal watertight sealing.
进一步地，所述配重本体的材料的密度大于水的密度。Further, the density of the material of the weight body is greater than that of water.
进一步地，所述重金属为铅。Further, the heavy metal is lead.
进一步地，所述温度传感器为DS18B20温度传感器。Further, the temperature sensor is a DS18B20 temperature sensor.
进一步地，所述单片机为STM8单片机或者51单片机。Further, the single-chip microcomputer is an STM8 single-chip microcomputer or a 51 single-chip microcomputer.
进一步地，所述外部设备为电脑。Further, the external device is a computer.
进一步地，所述电缆线通过RS485转USB接口连接至电脑，所述单片机和所述电脑之间通过RS485协议传输数据，以防止数据在长距离传输过程中的丢失。Further, the cable is connected to a computer through an RS485-to-USB interface, and data is transmitted between the single-chip microcomputer and the computer through the RS485 protocol to prevent data loss during long-distance transmission.
进一步地，所述一种地下温度测量仪的使用原理为：使用温度传感器采集地下水的温度信息，单片机持续性的读取所述温度信息，并将采集的温度信息根据预设的时间间隔，通过RS485协议周期性的发送至上位机；所述上位机在每接收到十个所述温度信息后，将这十个所述温度信息求平均值，上位机对所述平均值进行存储，并通过显示设备进行显示，以供查看。Further, the principle of use of the underground temperature measuring instrument is: use a temperature sensor to collect temperature information of groundwater, the single-chip microcomputer continuously reads the temperature information, and passes the collected temperature information according to the preset time interval The RS485 protocol is periodically sent to the host computer; after each receiving ten temperature information, the host computer calculates the average value of the ten temperature information, and the host computer stores the average value, and passes The display device displays it for viewing.
本发明提供的技术方案带来的有益效果是：本发明所提出的地下温度测量仪能深入井下测量，采用上位机实时在线收集测量数据，保证了被测水体温度变化测量的准确性，通过RS485协议传输数据，能够实现远距离的测量，且结构简单，体积小，使用方便。The beneficial effects brought by the technical solution provided by the present invention are: the underground temperature measuring instrument proposed by the present invention can go deep into the underground for measurement, and the upper computer is used to collect measurement data online in real time, which ensures the accuracy of the temperature change measurement of the measured water body. The protocol transmits data, can realize long-distance measurement, and has a simple structure, small size, and easy to use.
附图说明Description of drawings
下面将结合附图及实施例对本发明作进一步说明，附图中：The present invention will be further described below in conjunction with accompanying drawing and embodiment, in the accompanying drawing:
图1是本发明实施例中一种地下温度测量仪的装置图；Fig. 1 is the device figure of a kind of underground temperature measuring instrument in the embodiment of the present invention;
图2是本发明实施例中金属探头的具体结构图；Fig. 2 is the specific structural diagram of metal probe in the embodiment of the present invention;
图3是本发明实施例中防水垫片的具体结构图；Fig. 3 is the specific structural diagram of waterproof gasket in the embodiment of the present invention;
图4是本发明实施例中配重本体的具体结构图；Fig. 4 is a specific structural diagram of the counterweight body in the embodiment of the present invention;
图5是本发明实施例中尾盖的具体结构图；Fig. 5 is the specific structural diagram of tail cover in the embodiment of the present invention;
图6是本发明实施例中上位机测试流程图；Fig. 6 is the flow chart of upper computer test in the embodiment of the present invention;
图7是本发明实施例中上位机界面；Fig. 7 is the upper computer interface in the embodiment of the present invention;
图8是本发明实施例中一种地下温度测量仪及其外部连接设备的实体图。Fig. 8 is a physical diagram of an underground temperature measuring instrument and its external connection equipment in the embodiment of the present invention.
具体实施方式Detailed ways
为了对本发明的技术特征、目的和效果有更加清楚的理解，现对照附图详细说明本发明的具体实施方式。In order to have a clearer understanding of the technical features, purposes and effects of the present invention, the specific implementation manners of the present invention will now be described in detail with reference to the accompanying drawings.
本发明的实施例提供了一种地下温度测量仪。An embodiment of the invention provides an underground temperature measuring instrument.
请参考图1，图1是本发明实施例中一种地下温度测量仪的装置图；包括：金属探头1、防水垫片2、配重本体3、和尾盖4；Please refer to Fig. 1, Fig. 1 is a device diagram of a kind of underground temperature measuring instrument in the embodiment of the present invention; It includes: metal probe 1, waterproof gasket 2, counterweight body 3, and tail cover 4;
请参考图2，图2是本发明实施例中金属探头的具体结构图；Please refer to Fig. 2, Fig. 2 is the specific structural diagram of the metal probe in the embodiment of the present invention;
所述金属探头1的一端为圆锥体11，另一端为圆柱体12，圆锥体11的底面和圆柱体12的一个上表面固定连接，金属探头1上设有若干个第一螺孔13，所述第一螺孔13沿着圆锥体11和圆柱体12的轴心贯穿整个金属探头1；所述圆柱体12内设置有卡槽14，用于安装单片机和温度传感器；所述温度传感器电性连接至所述单片机，所述单片机上连接有电缆线；One end of the metal probe 1 is a cone 11, and the other end is a cylinder 12, the bottom surface of the cone 11 is fixedly connected with an upper surface of the cylinder 12, and the metal probe 1 is provided with several first screw holes 13, so The first screw hole 13 runs through the entire metal probe 1 along the axis of the cone 11 and the cylinder 12; the cylinder 12 is provided with a slot 14 for installing a single-chip microcomputer and a temperature sensor; the temperature sensor is electrically be connected to the single-chip microcomputer, and the single-chip microcomputer is connected with a cable;
请参考图3，图3是本发明实施例中防水垫片的具体结构图；所述防水垫片2的截面为中空的环形，且在防水垫片2上设置有若干个与所述第一螺孔13相配合的第二螺孔21；Please refer to Fig. 3, Fig. 3 is the specific structural diagram of the waterproof gasket in the embodiment of the present invention; The second screw hole 21 matched with the screw hole 13;
请参考图4，图4是本发明实施例中配重本体的具体结构图；所述配重本体3包括连接部31和配重部32；连接部31为圆柱体形状，且沿着连接部31的轴心设置有第一通孔311，用于放置所述电缆线；连接部31的一个底面上设置有若干个与所述第一螺孔13和所述第二螺孔21相配合的第三螺孔312；所述配重部32包括同心设置的内圆环321和外圆环322，内圆环321的中心设有第二通孔3211，外圆环322与内圆环321之间有容纳空间323，且所述外圆环322与所述内圆环321的长度相等，在所述容纳空间323里放置有重金属，用于配重；所述内圆环321和外圆环322的一端均固定连接于所述连接部31的另一个底面，所述外圆环322的另一端设置有第一螺纹3221；Please refer to Fig. 4, Fig. 4 is the specific structural diagram of the counterweight body in the embodiment of the present invention; The counterweight body 3 includes a connecting portion 31 and a counterweight portion 32; the connecting portion 31 is in the shape of a cylinder, and along the connecting portion 31 axis is provided with a first through hole 311, used to place the cable; a bottom surface of the connecting part 31 is provided with a number of matching with the first screw hole 13 and the second screw hole 21 The third screw hole 312; the counterweight portion 32 includes an inner ring 321 and an outer ring 322 concentrically arranged, the center of the inner ring 321 is provided with a second through hole 3211, and the gap between the outer ring 322 and the inner ring 321 There is accommodating space 323 between, and the length of described outer ring 322 and described inner ring 321 are equal, and heavy metal is placed in described receiving space 323, is used for counterweight; Described inner ring 321 and outer ring One end of 322 is fixedly connected to the other bottom surface of the connecting portion 31, and the other end of the outer ring 322 is provided with a first thread 3221;
请参考图5，图5是本发明实施例中尾盖的具体结构图；所述尾盖4的一端为圆环41，另一端为空心圆锥体42；所述圆环41的内表面设置有与所述第一螺纹3221相配合的第二螺纹411，所述配重本体3通过所述第一螺纹3221和所述第二螺纹411之间的螺纹连接与所述尾盖4连接在一起，所述空心圆锥体42的顶端设置有电缆线引出口421，用于引出所述电缆线；Please refer to Fig. 5, Fig. 5 is the specific structural diagram of tail cap in the embodiment of the present invention; One end of described tail cap 4 is ring 41, and the other end is hollow cone 42; The inner surface of described ring 41 is provided with The first thread 3221 is matched with the second thread 411, and the counterweight body 3 is connected with the tail cover 4 through the threaded connection between the first thread 3221 and the second thread 411, so The top of the hollow cone 42 is provided with a cable outlet 421 for leading out the cable;
所述金属探头1、防水垫片2和所述配重本体3之间通过所述第一螺孔13、所述第二螺孔21和所述第三螺孔312采用螺钉固定连接在一起，所述防水垫片2安装于所述金属探头1和所述配重本体3之间，用于外壳防水；The metal probe 1, the waterproof gasket 2 and the counterweight body 3 are connected together by screws through the first screw hole 13, the second screw hole 21 and the third screw hole 312, The waterproof gasket 2 is installed between the metal probe 1 and the weight body 3 for waterproofing of the casing;
所述第一通孔311、所述第二通孔3211和所述电缆线引出口421同轴且贯通，用于设置所述电缆线，所述电缆线一端连接所述单片机，另一端通过所述第一通孔311和所述第二通孔3211从所述电缆线引出口421引出，以连接外部设备。The first through hole 311, the second through hole 3211 and the cable outlet 421 are coaxial and connected, and are used to set the cable, one end of the cable is connected to the single-chip microcomputer, and the other end passes through the cable. The first through hole 311 and the second through hole 3211 are led out from the cable outlet 421 to connect external devices.
所述第一螺孔13、所述第二螺孔21、所述第三螺孔312、所述第一通孔311、所述第二通孔3211和所述尾盖4等的安装缝隙内均设置有环氧树脂，用于内部防水密封。In the installation gaps of the first screw hole 13, the second screw hole 21, the third screw hole 312, the first through hole 311, the second through hole 3211 and the tail cover 4, etc. Both are provided with epoxy resin for internal watertight sealing.
所述配重本体3的材料的密度大于水的密度；本发明实施例中，配重本体3选用的材料为尼龙棒或者一定重量的金属。The density of the material of the counterweight body 3 is greater than that of water; in the embodiment of the present invention, the material of the counterweight body 3 is a nylon rod or a certain weight of metal.
所述重金属为铅。The heavy metal is lead.
所述温度传感器为DS18B20温度传感器。The temperature sensor is a DS18B20 temperature sensor.
所述单片机为STM8单片机或者51单片机。Described single-chip microcomputer is STM8 single-chip microcomputer or 51 single-chip microcomputers.
所述外部设备为电脑。The external device is a computer.
所述电缆线通过RS485转USB接口连接至电脑，所述单片机和所述电脑之间通过RS485协议传输数据，以防止数据在长距离传输过程中的丢失。The cable is connected to a computer through an RS485-to-USB interface, and data is transmitted between the single-chip microcomputer and the computer through the RS485 protocol to prevent data from being lost during long-distance transmission.
使用原理：使用温度传感器采集地下水的温度信息，单片机持续性的读取所述温度信息，并将采集的温度信息根据预设的时间间隔，通过RS485协议周期性的发送至上位机；所述上位机在每接收到十个所述温度信息后，将这十个所述温度信息求平均值，上位机对所述平均值进行存储，并通过显示设备进行显示，以供查看。Principle of use: use the temperature sensor to collect the temperature information of the groundwater, the single-chip microcomputer continuously reads the temperature information, and periodically sends the collected temperature information to the host computer through the RS485 protocol according to the preset time interval; the host After the computer receives ten pieces of temperature information, it calculates the average value of the ten pieces of temperature information, and the host computer stores the average value and displays it through the display device for viewing.
在本发明实施例中，采用LabVIEW上位机显示软件接收所述单片机发送的数据：In the embodiment of the present invention, adopt LabVIEW host computer display software to receive the data that described single-chip microcomputer sends:
如图6所示为上位机测试流程图；在实际测试中，首先对VISA端口进行设置，包括：波特率需设置为9600，停止位为10位，数据位为8位，奇偶位为0，手动输入默认格式为xls的存储文件，每次测量前需手动输入距离地表深度，每次测试时需点击运行按钮。按一次，测量一次。如图7所示为上位机界面。Figure 6 shows the test flow chart of the upper computer; in the actual test, first set the VISA port, including: the baud rate needs to be set to 9600, the stop bit is 10 bits, the data bit is 8 bits, and the parity bit is 0 , manually input the storage file with the default format of xls, you need to manually input the distance from the surface and the depth before each measurement, and you need to click the run button for each test. Press once, measure once. Figure 7 shows the host computer interface.
如图8所示为本发明实施例中一种地下温度测量仪及其外部连接设备的实体图。FIG. 8 is a physical diagram of an underground temperature measuring instrument and its external connection equipment in the embodiment of the present invention.
本发明的有益效果是：本发明所提出的地下温度测量仪能深入井下测量，采用上位机实时在线收集测量数据，保证了被测水体温度变化测量的准确性，通过RS485协议传输数据，能够实现远距离的测量，且结构简单，体积小，使用方便。The beneficial effects of the present invention are: the underground temperature measuring instrument proposed by the present invention can go deep into the well for measurement, and the upper computer is used to collect measurement data online in real time, which ensures the accuracy of the measurement of the temperature change of the measured water body, and the transmission of data through the RS485 protocol can realize Long-distance measurement, and simple structure, small size, easy to use.
以上所述仅为本发明的较佳实施例，并不用以限制本发明，凡在本发明的精神和原则之内，所作的任何修改、等同替换、改进等，均应包含在本发明的保护范围之内。The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection of the present invention. within range.
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