CN204043807U - Based on the multi-point average thermometer of Modbus RTU bus - Google Patents
Based on the multi-point average thermometer of Modbus RTU bus Download PDFInfo
- Publication number
- CN204043807U CN204043807U CN201420538476.6U CN201420538476U CN204043807U CN 204043807 U CN204043807 U CN 204043807U CN 201420538476 U CN201420538476 U CN 201420538476U CN 204043807 U CN204043807 U CN 204043807U
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- China
- Prior art keywords
- thermometer
- bus
- modbus rtu
- point average
- protective casing
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Abstract
The utility model discloses a kind of multi-point average thermometer based on Modbus RTU bus, the probe comprising thermometer body and be connected with described thermometer body, the display module that described thermometer body is provided with microprocessor and is connected with described microprocessor, described probe comprises the communication bus be connected with described microprocessor, protective casing is set with outside described communication bus, described protective casing is laid with along its length some temperature sensors for detected temperatures, and each described temperature sensor is connected with described communication bus respectively by Modbus RTU bus interface.This device adopts communication bus, by the reading analysis temperature information of microprocessor, the Position Approximate of liquid level can also be judged according to temperature contrast, and obtain the temperature information of each temperature sensor and the medial temperature of global storage liquid, and its bus is arranged so that overall circuit is simplified simultaneously.
Description
Technical field
The utility model relates to thermometer design field, is specifically related to the multi-point average thermometer based on Modbus RTU bus.
Background technology
Existing thermometer comprises spot measurement and multimetering two type, and spot measurement thermometer can not carry out multimetering, and multimetering thermometer in the past is generally made up of temperature element and protective casing.Namely in the protective casing of certain diameter, insert the temperature survey bar that branched diameter is identical simultaneously, thus meet the inapparent measurement of production scene thermograde.But existing multimetering thermometer complex structure, the setting of many temperature survey bars had both seemed chaotic, arranged folding and unfolding also inconvenient, and used material many, and cost is high, and efficiency is low.
Utility model content
Technical problem to be solved in the utility model solves existing multimetering thermometer complex structure, and the setting of many temperature survey bars had both seemed chaotic, arranged folding and unfolding also inconvenient, and used material many, and cost is high, inefficient problem.
In order to solve the problems of the technologies described above, the technical scheme that the utility model adopts is to provide a kind of multi-point average thermometer based on Modbus RTU bus, the probe comprising thermometer body and be connected with described thermometer body, the display module that described thermometer body is provided with microprocessor and is connected with described microprocessor, described probe comprises the communication bus be connected with described microprocessor, protective casing is set with outside described communication bus, described protective casing is laid with along its length some temperature sensors for detected temperatures, and each described temperature sensor is connected with described communication bus respectively by Modbus RTU bus interface.
In such scheme, described thermometer body is provided with the flange for connecting measuring equipment.
In such scheme, described display module adopts LCD liquid crystal display screen.
In such scheme, described protective casing adopts FTFE flexible pipe or metal hose.
In such scheme, described protective casing adopts metal hard tube.
In such scheme, the lower end of described protective casing has been provided with the weight of stabilization.
In such scheme, described communication bus adopts 350 DEG C of high temperature resistant aviation cables.
In such scheme, described thermometer body is also provided with level gauging module, described level gauging module obtains current liquid level according to the measured value of multiple described temperature sensor, and exports to described display module.
This device may be used for the measurement of basin internal liquid multi-point temp and multi-point average temperature, sensor adopts the communication bus mode based on MODBUS communications protocol to be connected with microprocessor, temperature and the medial temperature of can be tested at most at 45, in addition, by the reading analysis temperature information of microprocessor, the Position Approximate of liquid level can also be judged according to temperature contrast, and obtaining the temperature information of each temperature sensor (i.e. each temperature sensor correspondence position) and the medial temperature of global storage liquid simultaneously, dependable performance is stablized.
The utility model, adopts communication bus to carry out the measurement of multi-point temp, can not only meet measurement demand, and its bus is arranged so that overall circuit is simplified, making and easy to use, low-cost high-efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model protective casing when being arranged to FTFE flexible pipe or metal hose;
Fig. 2 is the structural representation of the utility model protective casing when being arranged to metal hard tube.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail.
As depicted in figs. 1 and 2, the utility model provides a kind of multi-point average thermometer based on Modbus RTU bus, the probe comprising thermometer body 1 and be connected with thermometer body, the display module that thermometer body is provided with microprocessor and is connected with microprocessor, probe comprises the communication bus 2 be connected with microprocessor, protective casing 3 is set with outside communication bus 2, protective casing 3 is laid with along its length some temperature sensors 4 for detected temperatures, and each temperature sensor 4 is connected with communication bus 2 respectively by Modbus RTU bus interface.Wherein, communication bus 2 adopts 350 DEG C of high temperature resistant aviation cables, high temperature resistant, and not easily by high temperature failure, the scope that can test is wider.Display module adopts LCD liquid crystal display screen.Like this, user accurately clearly can learn the result of measurement according to the data of display screen display.
Thermometer body is provided with the flange for connecting measuring equipment.Thus can effectively this thermometer device be connected on measuring equipment.
Protective casing 3 adopts FTFE flexible pipe or metal hose or metal hard tube.Protective casing both can adopt hose construction, also can adopt hard tube structure, as shown in Figure 1, in the present embodiment, if adopt hose construction, can be provided with the weight 5 of stabilization, measurement can be stablized and carry out smoothly in the lower end of protective casing.
Thermometer body is also provided with level gauging module, and level gauging module obtains current liquid level according to the measured value of multiple temperature sensor, and exports to display module.
This device may be used for the measurement of basin internal liquid multi-point temp and multi-point average temperature, sensor adopts the communication bus mode based on MODBUS communications protocol to be connected with microprocessor, temperature and the medial temperature of can be tested at most at 45, in addition, by the reading analysis temperature information of microprocessor, the Position Approximate of liquid level can also be judged according to temperature contrast, and obtaining the temperature information of each temperature sensor (i.e. each temperature sensor correspondence position) and the medial temperature of global storage liquid simultaneously, dependable performance is stablized.
The utility model, adopts communication bus to carry out the measurement of multi-point temp, can not only meet measurement demand, and its bus is arranged so that overall circuit is simplified, making and easy to use, low-cost high-efficiency.
The utility model is not limited to above-mentioned preferred forms, and anyone should learn the structure change made under enlightenment of the present utility model, and every have identical or close technical scheme with the utility model, all falls within protection domain of the present utility model.
Claims (8)
1. based on the multi-point average thermometer of Modbus RTU bus, the probe comprising thermometer body and be connected with described thermometer body, the display module that described thermometer body is provided with microprocessor and is connected with described microprocessor, it is characterized in that, described probe comprises the communication bus be connected with described microprocessor, protective casing is set with outside described communication bus, described protective casing is laid with along its length some temperature sensors for detected temperatures, and each described temperature sensor is connected with described communication bus respectively by Modbus RTU bus interface.
2., as claimed in claim 1 based on the multi-point average thermometer of Modbus RTU bus, it is characterized in that, described thermometer body is provided with the flange for connecting measuring equipment.
3. as claimed in claim 1 based on the multi-point average thermometer of Modbus RTU bus, it is characterized in that, described display module adopts LCD liquid crystal display screen.
4. as claimed in claim 1 based on the multi-point average thermometer of Modbus RTU bus, it is characterized in that, described protective casing adopts FTFE flexible pipe or metal hose.
5. as claimed in claim 1 based on the multi-point average thermometer of Modbus RTU bus, it is characterized in that, described protective casing adopts metal hard tube.
6., as claimed in claim 1 based on the multi-point average thermometer of Modbus RTU bus, it is characterized in that, the lower end of described protective casing has been provided with the weight of stabilization.
7., as claimed in claim 1 based on the multi-point average thermometer of Modbus RTU bus, it is characterized in that, described communication bus adopts 350 DEG C of high temperature resistant aviation cables.
8. as claimed in claim 1 based on the multi-point average thermometer of Modbus RTU bus, it is characterized in that, described thermometer body is also provided with level gauging module, described level gauging module obtains current liquid level according to the measured value of multiple described temperature sensor, and exports to described display module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420538476.6U CN204043807U (en) | 2014-09-18 | 2014-09-18 | Based on the multi-point average thermometer of Modbus RTU bus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420538476.6U CN204043807U (en) | 2014-09-18 | 2014-09-18 | Based on the multi-point average thermometer of Modbus RTU bus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204043807U true CN204043807U (en) | 2014-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420538476.6U Expired - Fee Related CN204043807U (en) | 2014-09-18 | 2014-09-18 | Based on the multi-point average thermometer of Modbus RTU bus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204043807U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106052906A (en) * | 2016-08-16 | 2016-10-26 | 广东嘉元科技股份有限公司 | Non-contact fluid temperature real-time detection device |
| CN106525282A (en) * | 2015-09-15 | 2017-03-22 | 江苏图博可特曙光涂层有限公司 | Multi-point temperature detector |
-
2014
- 2014-09-18 CN CN201420538476.6U patent/CN204043807U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106525282A (en) * | 2015-09-15 | 2017-03-22 | 江苏图博可特曙光涂层有限公司 | Multi-point temperature detector |
| CN106052906A (en) * | 2016-08-16 | 2016-10-26 | 广东嘉元科技股份有限公司 | Non-contact fluid temperature real-time detection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141224 Termination date: 20160918 |
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| CF01 | Termination of patent right due to non-payment of annual fee |