CN221037516U - Wireless remote transmission instrument for heating power pipeline - Google Patents
Wireless remote transmission instrument for heating power pipeline Download PDFInfo
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- CN221037516U CN221037516U CN202322766070.5U CN202322766070U CN221037516U CN 221037516 U CN221037516 U CN 221037516U CN 202322766070 U CN202322766070 U CN 202322766070U CN 221037516 U CN221037516 U CN 221037516U
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 24
- 238000010248 power generation Methods 0.000 claims abstract description 37
- 238000000034 method Methods 0.000 claims abstract description 26
- 238000001514 detection method Methods 0.000 claims abstract description 24
- 238000005192 partition Methods 0.000 claims abstract description 19
- 238000006243 chemical reaction Methods 0.000 claims description 17
- 239000004065 semiconductor Substances 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims description 7
- 238000005259 measurement Methods 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 description 10
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- 230000008054 signal transmission Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 3
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- 238000005065 mining Methods 0.000 description 2
- 230000005678 Seebeck effect Effects 0.000 description 1
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- 230000010354 integration Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
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Abstract
The utility model belongs to the technical field of instrument measurement, and discloses a wireless remote transmission instrument for a heating power pipeline, which comprises the following components: the device comprises a thermoelectric generation unit, a voltage lifting unit, a control unit, a detection unit and a transmission unit; the temperature difference power generation unit is arranged at the top of the basic partition board outside the process pipeline, the voltage lifting unit is connected with the temperature difference power generation unit and is arranged on the basic partition board, and the control unit, the detection unit and the transmission unit are sequentially arranged on the basic partition board below the voltage lifting unit. The utility model solves the problems of time and labor consumption in the prior art of laying the long-distance power cable and the signal cable by adopting a low-cost wireless transmission mode.
Description
Technical Field
The utility model belongs to the technical field of instrument measurement, and particularly relates to a wireless remote transmission instrument for a heating power pipeline.
Background
Currently, in the existing electrical and automation systems of enterprises, particularly on-site meters in heat pipe networks and boiler rooms, heat exchange stations, thermal power plants and most industrial and mining enterprises, 2-wire or 4-wire meters are mostly adopted. The most problems of the instrument in field installation, debugging and later operation and maintenance are the laying of the long-distance power cable and the signal cable, the material cost, the labor cost, the maintenance cost and the like are greatly increased, and even if equipment suppliers can provide remote wireless instruments, the power supply and the signal transmission have a plurality of practical problems.
The prior art is a thermoelectric power generation system utilizing thermocouples. The system generates electricity by means of thermocouples fixed to a heat source, such as a thermodynamic pipeline. The thermocouple is a semiconductor device for realizing thermoelectric power generation by utilizing the Seebeck effect, and generates voltage by generating temperature difference through contact surfaces of two different metals or semiconductors.
Technical problem analysis:
1. The energy efficiency is low: while thermocouples can produce electrical energy through temperature differences, their energy conversion efficiency is generally low, especially in the case of large-scale energy demands.
2. Temperature limitation: the operating temperature of a thermocouple is limited by the properties of the materials, which can operate in different temperature ranges. If the temperature of the pipe exceeds the operating temperature of the thermocouple, it may cause the thermocouple to degrade or fail.
3. Complicated installation and maintenance: thermocouples require direct contact with the heat source, which requires a complex installation and maintenance process. In addition, thermocouples also need to be replaced periodically to maintain their performance.
For the above problems, the wireless remote transmission instrument of the thermal pipeline has a certain solution, for example, the energy conversion efficiency is optimized through the design of the thermoelectric generation module and the voltage lifting unit, and the number and the connection mode of the power generation devices arranged according to the size of the thermal pipeline are adapted to different working environments, so that the adaptability of the working temperature is improved, and meanwhile, the installation and maintenance processes are simplified and the reliability and the stability of the system are improved through the arrangement of the control unit, the detection unit and the transmission unit.
Disclosure of utility model
Aiming at the problems existing in the prior art, the utility model provides a wireless remote transmission instrument for a heating power pipeline.
The utility model is realized in such a way that a wireless remote transmission instrument of a heating power pipeline comprises: the device comprises a thermoelectric generation unit, a voltage lifting unit, a control unit, a detection unit and a transmission unit; the temperature difference power generation unit is arranged at the top of the basic partition board outside the process pipeline, the voltage lifting unit is connected with the temperature difference power generation unit and is arranged on the basic partition board, and the control unit, the detection unit and the transmission unit are sequentially arranged on the basic partition board below the voltage lifting unit.
Further, the thermoelectric generation unit comprises a thermoelectric generation module and a combination connection of the thermoelectric generation module; the temperature difference power generation module is a semiconductor device capable of generating power by utilizing the temperature difference of the two sides of the device, and the combined connection of the temperature difference power generation modules is the number and the connection mode of the power generation devices arranged according to the size of the heating power pipeline.
Further, the thermoelectric generation module comprises a thermoelectric generation sheet, the hot surface of the thermoelectric generation sheet is stuck to the basic partition board of the process pipeline, the cold surface of the thermoelectric generation sheet faces upwards, and the cold end radiating fin of the thermoelectric generation module is arranged on the cold surface.
Further, the control unit comprises a power management module for managing the electric storage battery, and when the generated electricity cannot be supplied to the instrument to normally work, the electric storage battery is used for supplying power; the control unit also comprises the setting of the measuring parameters of the instrument, namely the conversion ratio of the measuring range of the measured temperature or pressure and the output signal; the control unit also includes a setting of the meter wireless transmission address.
Further, the detection unit comprises a temperature sensor, a pressure sensor and a signal conversion circuit; the temperature sensor and the pressure sensor are arranged on the process pipeline, and the signal conversion circuit is used for converting the numerical values measured by the temperature sensor and the pressure sensor into signals.
Further, the transmitting unit wirelessly encodes the measured temperature and pressure signals and transmits the encoded signals to the receiving end.
Furthermore, the transmission unit can adopt a WIFI transmission mode to carry out signal transmission, and can also adopt a GPRS transmission mode to carry out signal transmission.
The utility model provides a self-powered instrument for measuring parameters such as temperature and pressure of a heating pipeline without wiring, which solves the problem of laying a long-distance power cable and a signal cable in the prior art, reduces the material cost, the labor cost and the maintenance cost, and completely realizes the wireless work of the instrument.
The instrument working power supply is provided by utilizing the temperature difference between the high-temperature pipeline with a certain temperature and the cold source environment to generate power, so that the wiring of the instrument power supply is avoided. The thermoelectric generation is realized by a semiconductor device, the hot surface of the device is attached to a process pipeline, and a heat conducting material is filled between the hot surface of the semiconductor device and a gap on the surface of the process pipeline. The number of the power generation devices and the connection mode of the electrodes of each power generation device are arranged according to the specification of the temperature difference power generation device and the size of the process pipeline.
The detection signal transmission of the utility model is realized by adopting a WIFI or GPRS wireless transmission mode, the wireless working mode of the instrument is completely realized, and for the WIFI or GPRS wireless transmission mode, proper receiving end equipment is configured according to the field condition before the type selection, and the wireless transmission mode of the instrument is determined. And detecting two process data of parameter integration temperature and pressure of the heating pipeline. The temperature and pressure measuring points are reserved at proper positions on the substrate, so that the accuracy of measurement data can be ensured.
The utility model is also provided with an electric storage device for management, and when the temperature difference is smaller and power generation cannot be performed or a power generation device has faults, the electric storage device supplies power to the instrument. The control circuit may control the electric storage device to charge as needed, and then the electric storage device supplies power to the meter. When the power generation voltage does not meet the working requirement, the power storage device is used for keeping the instrument to work normally.
The instrument is a remote transmission instrument used for a heating pipeline. The heat exchanger can be used in industries such as urban heating systems, factory heating (refrigerating) pipelines, boiler houses, industrial and mining enterprise pipelines, power plants and the like under the working condition that the temperature difference between the pipelines and the external environment is larger than 10 ℃. The method has wider application prospect.
The significant technical advances made by each component of the present utility model were analyzed as follows:
Thermoelectric generation unit: the unit can directly collect energy from the temperature difference generated by the heating power pipeline and convert heat energy into electric energy. This is an effective way of utilizing waste heat, which can improve the overall energy efficiency. In addition, the quantity and the connection mode of the power generation modules are adjusted according to the size and the temperature of the heating power pipeline, so that the equipment can be better adapted to various working conditions, and the power generation efficiency is improved.
A voltage boosting unit: this part can boost the low voltage generated by the thermoelectric generation unit to a voltage sufficient to drive the control unit, the detection unit and the transmission unit. This design allows the entire system to be driven without additional power, thereby reducing reliance on external power and improving the energy derived power supply capability of the system.
And a control unit: the control unit can automatically adjust the working state of the system according to the actual working condition, for example, according to the voltage output by the voltage lifting unit, the control unit can adjust the working states of the detection unit and the transmission unit, so that the system is more intelligent, and the self-adaptive capacity of the system is improved.
And a detection unit: the detection unit can monitor the state of the heating power pipeline in real time, including parameters such as temperature, pressure and the like, and the data can be used for optimizing the working state of the system and improving the working efficiency of the system. At the same time, the data can also be used for preventive maintenance and fault diagnosis, and the reliability of the system is improved.
A transmission unit: the data collected by the detection unit can be wirelessly transmitted to a remote monitoring center by the transmission unit, so that the system can be monitored and regulated in real time at a remote place, and the maintenance efficiency and the operation efficiency of the system are greatly improved. Meanwhile, the complexity of wiring is reduced by wireless transmission, and the difficulty and cost of installation and maintenance are reduced.
In general, the wireless remote transmission instrument of the heating power pipeline achieves remarkable technical progress in the aspects of energy efficiency, self-adaptive capacity, reliability, maintenance efficiency and the like.
Drawings
Fig. 1 is a diagram of a wireless remote transmission instrument for a heat distribution pipeline according to an embodiment of the present utility model.
In the figure: 1. the temperature difference power generation module cold end radiating fin, 2, the temperature difference power generation module, 3, voltage lifting unit, 4, control unit, 5, detecting unit, 6, conveying unit, 7, basic baffle, 8, temperature sensor, 9, pressure sensor, 10, process pipeline.
Fig. 2 is a schematic structural diagram of an embodiment of the present utility model.
In the figure: 1. the temperature difference power generation module cold end radiating fin, 2, the temperature difference power generation module, 3, voltage lifting unit, 4, control unit, 5, detecting unit, 6, conveying unit, 7, basic baffle, 8, temperature sensor, 9, pressure sensor, 10, process pipeline, 11, instrument apron.
Detailed Description
The present utility model will be described in further detail with reference to the following examples in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
As shown in fig. 1, a wireless remote transmission instrument for a thermal pipeline provided by an embodiment of the present utility model includes: the temperature difference power generation unit, the voltage lifting unit 3, the control unit 4, the detection unit 5 and the transmission unit 6; the temperature difference power generation unit is arranged at the top of the basic partition 7 outside the process pipeline 10, the voltage lifting unit 3 is connected with the temperature difference power generation unit and is arranged on the basic partition 7, and the control unit 4, the detection unit 5 and the conveying unit 6 are sequentially arranged on the basic partition 7 below the voltage lifting unit 3.
The thermoelectric generation unit comprises a thermoelectric generation module 2 and a thermoelectric generation module which are connected in a combined mode.
The thermoelectric generation module 2 is a semiconductor device capable of generating power by utilizing the temperature difference of two sides of the device, and comprises a thermoelectric generation sheet, wherein the hot surface of the thermoelectric generation sheet is stuck to a base partition 7 of a process pipeline 10, the cold surface of the thermoelectric generation sheet faces upwards, and a cold end radiating fin 1 of the thermoelectric generation module is arranged on the cold surface.
The combined connection of the thermoelectric generation modules is the number of the power generation devices and the connection mode between the power generation sheet electrodes, which are arranged according to the size of the heating power pipeline.
The voltage lifting unit 3 is used for lifting the voltage output by the thermoelectric generation to a voltage value required by the operation of the instrument so as to ensure that the instrument can work normally and send out a temperature or pressure signal measured by the pipeline in a wireless mode.
The control unit 4 comprises a power management module for managing the electric storage battery, and when the generated electric quantity can not be supplied to the instrument to normally work, the electric storage battery is used for supplying power; the control unit 4 also comprises the setting of the measuring parameters of the instrument, namely the conversion ratio of the measuring range of the measured temperature or pressure and the output signal; the control unit 4 also includes a setting of the meter wireless transmission address.
The detection unit 5 comprises a temperature sensor 8, a pressure sensor 9 and a signal conversion circuit; the temperature sensor 8 and the pressure sensor 9 are arranged on a process pipeline 10, and the signal conversion circuit carries out signal conversion on the numerical values measured by the temperature sensor 8 and the pressure sensor 9.
The transmitting unit 6 wirelessly encodes the measured temperature and pressure signals and then transmits the encoded signals to the receiving end; the transmission unit 6 can adopt a WIFI transmission mode to transmit signals, and can also adopt a GPRS transmission mode to transmit signals.
The utility model utilizes the thermoelectric generation module 2 to generate electricity, a thermoelectric generation sheet is placed on the outer side of the top of a process pipeline 10, the hot surface of the thermoelectric generation sheet is stuck to the process pipeline 10, the cold surface of the thermoelectric generation sheet is provided with a cold end radiating sheet 1 of the thermoelectric generation module, the temperature difference between the high-temperature process pipeline 10 with a certain temperature and a cold source environment is utilized to generate electricity, then the voltage is increased by the voltage lifting unit 3 to provide a working power supply for a wireless remote transmission instrument of the heat pipeline, when the generated electricity voltage does not meet the working requirement, the control unit 4 utilizes the electric storage battery to keep the wireless remote transmission instrument of the heat pipeline to work normally, the instrument measurement parameters are set by the control unit 4, including the range of the measurement temperature or the pressure and the conversion proportion of the output signals, the pipeline process parameters measured by the temperature sensor 8 and the pressure sensor 9 are converted into a wireless signal mode by the detection unit, and finally the detection signals are transmitted in a wireless mode by the transmission unit 6.
As shown in fig. 2, a wireless remote transmission instrument for a heat distribution pipeline provided by an embodiment of the present utility model includes: the temperature difference power generation unit, the voltage lifting unit 3, the control unit 4, the detection unit 5 and the transmission unit 6; the upper parts of the voltage lifting unit 3, the control unit 4, the detection unit 5, the transmission unit 6, the temperature sensor 8 and the pressure sensor 9 are provided with cover plates 11; the temperature difference power generation unit is arranged at the top of the basic partition 7 outside the process pipeline 10, the voltage lifting unit 3 is connected with the temperature difference power generation unit and is arranged on the basic partition 7, and the control unit 4, the detection unit 5 and the conveying unit 6 are sequentially arranged on the basic partition 7 below the voltage lifting unit 3.
The thermoelectric generation unit comprises a thermoelectric generation module 2 and a thermoelectric generation module which are connected in a combined mode.
The thermoelectric generation module 2 is a semiconductor device capable of generating power by utilizing the temperature difference of two sides of the device, and comprises a thermoelectric generation sheet, wherein the hot surface of the thermoelectric generation sheet is stuck to a base partition 7 of a process pipeline 10, the cold surface of the thermoelectric generation sheet faces upwards, and a cold end radiating fin 1 of the thermoelectric generation module is arranged on the cold surface.
The combined connection of the thermoelectric generation modules is the number of the power generation devices and the connection mode between the power generation sheet electrodes, which are arranged according to the size of the heating power pipeline.
The voltage lifting unit 3 is used for lifting the voltage output by the thermoelectric generation to a voltage value required by the operation of the instrument so as to ensure that the instrument can work normally and send out a temperature or pressure signal measured by the pipeline in a wireless mode.
The control unit 4 comprises a power management module for managing the electric storage battery, and when the generated electricity cannot be supplied to the instrument to normally work, the electric storage battery is used for supplying power; the control unit 4 also comprises the setting of the measuring parameters of the instrument, namely the conversion ratio of the measuring range of the measured temperature or pressure and the output signal; the control unit 4 also includes a setting of the meter wireless transmission address.
The detection unit 5 comprises a temperature sensor 8, a pressure sensor 9 and a signal conversion circuit; the temperature sensor 8 and the pressure sensor 9 are arranged on a process pipeline 10, and the signal conversion circuit carries out signal conversion on the numerical values measured by the temperature sensor 8 and the pressure sensor 9.
The transmitting unit 6 wirelessly encodes the measured temperature and pressure signals and then transmits the encoded signals to the receiving end; the transmission unit 6 can adopt a WIFI transmission mode to transmit signals, and can also adopt a GPRS transmission mode to transmit signals.
In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The foregoing is merely illustrative of specific embodiments of the present utility model, and the scope of the utility model is not limited thereto, but any modifications, equivalents, improvements and alternatives falling within the spirit and principles of the present utility model will be apparent to those skilled in the art within the scope of the present utility model.
Claims (7)
1. The utility model provides a heating power pipeline wireless remote transmission instrument which characterized in that, heating power pipeline wireless remote transmission instrument includes: the device comprises a thermoelectric generation unit, a voltage lifting unit, a control unit, a detection unit and a transmission unit; the temperature difference power generation unit is arranged at the top of the basic partition board outside the process pipeline, the voltage lifting unit is connected with the temperature difference power generation unit and is arranged on the basic partition board, and the control unit, the detection unit and the transmission unit are sequentially arranged on the basic partition board below the voltage lifting unit.
2. The heat pipeline wireless remote transmission instrument of claim 1, wherein the thermoelectric generation unit comprises a thermoelectric generation module and a combined connection of the thermoelectric generation module; the temperature difference power generation module is a semiconductor device capable of generating power by utilizing the temperature difference of the two sides of the device, and the combined connection of the temperature difference power generation modules is the number and the connection mode of the power generation devices arranged according to the size of the heating power pipeline.
3. The wireless remote transmission instrument of a heating power pipeline according to claim 1, wherein the thermoelectric generation module comprises a thermoelectric generation sheet, a hot surface of the thermoelectric generation sheet is attached to a basic partition board of the process pipeline, a cold surface of the thermoelectric generation sheet faces upwards, and a cold end radiating fin of the thermoelectric generation module is arranged on the cold surface.
4. The heat pipe wireless remote meter of claim 1, wherein the control unit comprises a power management module for managing the power storage battery, and supplying power through the power storage battery when the generated electricity cannot be supplied to the meter for normal operation; the control unit also comprises the setting of the measuring parameters of the instrument, namely the conversion ratio of the measuring range of the measured temperature or pressure and the output signal; the control unit also includes a setting of the meter wireless transmission address.
5. The wireless remote transmission instrument of the heating power pipeline according to claim 1, wherein the detection unit comprises a temperature sensor, a pressure sensor and a signal conversion circuit; the temperature sensor and the pressure sensor are arranged on the process pipeline, and the signal conversion circuit is used for converting the numerical values measured by the temperature sensor and the pressure sensor into signals.
6. The wireless remote transmission instrument of the heating power pipeline according to claim 1, wherein the transmission unit wirelessly encodes and transmits the measured temperature and pressure signals to the receiving end.
7. The heat pipe wireless remote transmission instrument of claim 1, wherein the transmission unit transmits the signal by WIFI or GPRS transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322766070.5U CN221037516U (en) | 2023-10-16 | 2023-10-16 | Wireless remote transmission instrument for heating power pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322766070.5U CN221037516U (en) | 2023-10-16 | 2023-10-16 | Wireless remote transmission instrument for heating power pipeline |
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| Publication Number | Publication Date |
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| CN221037516U true CN221037516U (en) | 2024-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202322766070.5U Active CN221037516U (en) | 2023-10-16 | 2023-10-16 | Wireless remote transmission instrument for heating power pipeline |
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| CN (1) | CN221037516U (en) |
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2023
- 2023-10-16 CN CN202322766070.5U patent/CN221037516U/en active Active
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