CN112729574A - Conductor heating automatic monitoring device - Google Patents
Conductor heating automatic monitoring device Download PDFInfo
- Publication number
- CN112729574A CN112729574A CN202110024348.4A CN202110024348A CN112729574A CN 112729574 A CN112729574 A CN 112729574A CN 202110024348 A CN202110024348 A CN 202110024348A CN 112729574 A CN112729574 A CN 112729574A
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- thermoelectric generation
- conductor
- generation piece
- piece
- radio frequency
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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
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B3/00—Audible signalling systems; Audible personal calling systems
- G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Induction Heating (AREA)
Abstract
The invention relates to an automatic conductor heating monitoring device, and belongs to the technical field of conductor heating automatic monitoring device structures. Including installing the induction element on the conductor connects, the induction element includes thermoelectric generation module and the radio frequency chip of being connected with thermoelectric generation module communication, the radio frequency chip is connected with the communication of radio frequency receiving module, wherein, thermoelectric generation module includes first thermoelectric generation piece, second thermoelectric generation piece, first thermoelectric generation piece sets up the one side at the second thermoelectric generation piece, first thermoelectric generation piece is the negative pole and is connected with negative pole Pb board, the second thermoelectric generation piece is anodal and just is connected with positive pole PbO board2The plates are connected, and H is filled between the first thermoelectric generation piece and the second thermoelectric generation piece2SO4. The invention can convert the temperature information of the conductor into the voltage information and can transmit the temperature information of the heated conductor to a remote place in real timeAnd (5) program termination.
Description
Technical Field
The invention relates to an automatic conductor heating monitoring device, and belongs to the technical field of conductor heating automatic monitoring device structures.
Background
In the electric power operation, because the phenomenon of accidents caused by conductor heating is many, the accidents are mainly caused in places such as wire joints, bus joints and the like, and after the conductor heating reaches the upper limit, safety accidents are easily caused, and the normal power supply of residents is influenced. At present, conductor heating detection is carried out in a manual field inspection mode or a robot is adopted for detection, and due to the fact that live working is adopted, the safety coefficient of an operator is low, the working efficiency is low, the working strength is high, if the temperature of a conductor is too high, active alarm cannot be generated, and detection has hysteresis.
Therefore, it is desired to provide an automatic monitoring device for conductor heating that can solve the above-mentioned technical problems.
Disclosure of Invention
The invention aims to solve the problems and provides an automatic conductor heating monitoring device which can convert conductor temperature information into voltage information and transmit the temperature information generated by a conductor to a remote terminal in real time.
The invention relates to an automatic conductor heating monitoring device which is characterized by comprising an induction unit 1 arranged on a conductor joint, wherein the induction unit 1 comprises a thermoelectric generation module 2 and a radio frequency chip 3 in communication connection with the thermoelectric generation module 2, the radio frequency chip 3 is in communication connection with a radio frequency receiving module 4, the thermoelectric generation module comprises a first thermoelectric generation piece 18 and a second thermoelectric generation piece 5, the first thermoelectric generation piece 18 is arranged on one side of the second thermoelectric generation piece 5, the first thermoelectric generation piece 18 is a negative electrode and is connected with a cathode Pb plate, the second thermoelectric generation piece 5 is a positive electrode and is connected with an anode PbO2 plate, and H2SO4 is filled between the first thermoelectric generation piece 18 and the second thermoelectric generation piece 5;
the radio frequency receiving module 4 comprises a receiving demodulator 6, the output end of the receiving demodulator 6 is connected with an audio amplifier 8 through a digital processor 7, the input end of the receiving demodulator 6 is connected with a frequency divider 9 and a receiving antenna 10, the input end of the frequency divider 9 is connected with a frequency synthesizer 11, and a frequency sampler 12 is arranged between the frequency divider 9 and the frequency synthesizer 11;
the frequency divider 9 is further connected with a modulator 13 and a phase detector 14, the phase detector 14 is connected with a power amplifier 15, the power amplifier 15 is communicated with the receiving antenna 10 through a transmitting mutual inductor 16, and a power controller 17 is further arranged between the transmitting mutual inductor 16 and the power amplifier 15.
The monitoring method of the conductor heating automatic monitoring device is characterized by comprising the following steps:
1. whether the conductor joint generates heat or not is automatically monitored through the temperature difference power generation module 2;
2. when the conductor joint generates heat, the temperature difference power generation module 2 generates voltage through the first temperature difference power generation sheet 18 and the second temperature difference power generation sheet 5, and the voltage value gradually increases along with the temperature increase;
the first thermoelectric generation piece 18 is a negative electrode and is connected with a cathode Pb plate, and the second thermoelectric generation piece 5 is a positive electrode and is connected with an anode PbO2The plates are connected, and when the plate is charged, the first thermoelectric generation piece 18 and the second thermoelectric generation piece 5 perform the following chemical reaction in the power generation element F;
Pb+PbO2+2H2SO4＝2PbSO4+H2
and (3) positive electrode: PbO2+SO4 2—+4H++2e—＝PbSO4+2H2O
Negative electrode: pb + SO4 2—＝PbSO4+2e—
During discharging, the first thermoelectric generation piece 18 and the second thermoelectric generation piece 5 perform the following chemical reactions in the power generation element F;
2PbSO4+2H2O＝Pb+PbO2+H2SO4
cathode: PbSO4+2e-＝Pb+SO4 2-
Anode: PbSO4+2H2O＝PbO2+SO4 2-+4H++2e-；
3. When the preset value is reached, the radio frequency chip 3 sends out a radio frequency signal with corresponding frequency to the radio frequency receiving module 4 through the receiving antenna 10, the radio frequency signal is received by a radio frequency receiving device arranged nearby, and when the temperature of the conductor joint reaches the upper limit, voice alarm is carried out.
The conductor heating automatic monitoring device is ingenious in design, whether a conductor joint is heated or not is automatically monitored through the temperature difference power generation module, when the conductor joint is heated, the temperature difference power generation module generates voltage through the first temperature difference power generation sheet and the second temperature difference power generation sheet, the voltage value gradually rises along with the rise of the temperature, when the preset value is reached, the radio frequency chip sends out radio frequency signals with corresponding frequency to the radio frequency receiving module through the receiving antenna, the radio frequency signals are received by the radio frequency receiving device arranged nearby, when the temperature of the conductor joint reaches the upper limit, voice alarm is carried out, the temperature information after the conductor is heated can be transmitted to a remote terminal in real time, real-time monitoring is achieved, and safety accidents caused by overheating of the conductor joint are avoided.
Drawings
FIG. 1 is a schematic structural diagram of an automatic conductor heating monitoring device according to the present invention;
FIG. 2 is a block diagram of a RF receiving module of an automatic conductor heating monitoring device according to the present invention;
FIG. 3 is a schematic structural diagram of a thermoelectric power generation module of an automatic conductor heating monitoring device according to the present invention.
In the figure: 1. a sensing unit; 2. a thermoelectric generation module; 3. a radio frequency chip; 4. a radio frequency receiving module; 5. A second thermoelectric generation piece; 6. receiving a demodulator; 7. a digital processor; 8. an audio amplifier; 9. a frequency divider; 10. a receiving antenna; 11. a frequency synthesizer; 12. a frequency sampler; 13. a modulator; 14. a phase discriminator; 15. a power amplifier; 16. transmitting the mutual inductor; 17. a power controller; 18. the first thermoelectric generation piece.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
The conductor heating automatic monitoring device comprises an induction unit 1 installed on a conductor joint, and referring to the attached drawings 1-3, wherein the induction unit 1 comprises a thermoelectric generation module 2 and a radio frequency chip 3 in communication connection with the thermoelectric generation module 2, and the radio frequency chip 3 is in communication connection with a radio frequency receiving module 4, wherein the thermoelectric generation module comprises a first thermoelectric generation sheet 18 and a second thermoelectric generation sheet 5, the first thermoelectric generation sheet 18 is arranged on one side of the second thermoelectric generation sheet 5, the first thermoelectric generation sheet 18 is a negative electrode and is connected with a cathode Pb plate, the second thermoelectric generation sheet 5 is a positive electrode and is connected with an anode PbO2 plate, and H2SO4 is filled between the first thermoelectric generation sheet 18 and the second thermoelectric generation sheet 5;
the radio frequency receiving module 4 comprises a receiving demodulator 6, the output end of the receiving demodulator 6 is connected with an audio amplifier 8 through a digital processor 7, the input end of the receiving demodulator 6 is connected with a frequency divider 9 and a receiving antenna 10, the input end of the frequency divider 9 is connected with a frequency synthesizer 11, and a frequency sampler 12 is arranged between the frequency divider 9 and the frequency synthesizer 11;
the frequency divider 9 is further connected with a modulator 13 and a phase detector 14, the phase detector 14 is connected with a power amplifier 15, the power amplifier 15 is communicated with the receiving antenna 10 through a transmitting mutual inductor 16, and a power controller 17 is further arranged between the transmitting mutual inductor 16 and the power amplifier 15.
Example 2
The monitoring method of the conductor heating automatic monitoring device comprises the following steps:
1. whether the conductor joint generates heat or not is automatically monitored through the temperature difference power generation module 2;
2. when the conductor joint generates heat, the temperature difference power generation module 2 generates voltage through the first temperature difference power generation sheet 18 and the second temperature difference power generation sheet 5, and the voltage value gradually increases along with the temperature increase;
the first thermoelectric generation piece 18 is a negative electrode and is connected with a cathode Pb plate, the second thermoelectric generation piece 5 is a positive electrode and is connected with an anode PbO2 plate, and when charging is carried out, the first thermoelectric generation piece 18 and the second thermoelectric generation piece 5 perform the following chemical reaction in the power generation element F;
Pb+PbO2+2H2SO4＝2PbSO4+H2
and (3) positive electrode: PbO2+ SO 42- +4H + +2 e- ═ PbSO4+2H2O
Negative electrode: pb + SO42 ═ PbSO4+2 e-
During discharging, the first thermoelectric generation piece 18 and the second thermoelectric generation piece 5 perform the following chemical reactions in the power generation element F;
2PbSO4+2H2O＝Pb+PbO2+H2SO4
cathode: PbSO4+2e ═ Pb + SO 42-
Anode: PbSO4+2H2O ═ PbO2+ SO42 — +4H + +2e —;
3. when the preset value is reached, the radio frequency chip 3 sends out a radio frequency signal with corresponding frequency to the radio frequency receiving module 4 through the receiving antenna 10, the radio frequency signal is received by a radio frequency receiving device arranged nearby, and when the temperature of the conductor joint reaches the upper limit, voice alarm is carried out.
The invention can convert conductor temperature information into voltage information, and transmit the temperature information after the conductor is heated to the remote terminal in real time, thereby effectively avoiding potential safety hazard and reducing the labor intensity of electric workers.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides an automatic monitoring device that conductor generates heat, its characterized in that is including installing the induction element on the conductor connects, induction element includes thermoelectric generation module and the radio frequency chip of being connected with thermoelectric generation module communication, radio frequency chip and radio frequency receiving module communication are connected, wherein, thermoelectric generation module includes first thermoelectric generation piece, second thermoelectric generation piece, first thermoelectric generation piece sets up the one side at second thermoelectric generation piece, first thermoelectric generation piece is the negative pole and is connected with negative pole Pb board, second thermoelectric generation piece be anodal and with positive pole PbO board2The plates are connected, and H is filled between the first thermoelectric generation piece and the second thermoelectric generation piece2SO4。
2. The automatic conductor heating monitoring device as claimed in claim 1, wherein the radio frequency receiving module includes a receiving demodulator, an output terminal of the receiving demodulator is connected with an audio amplifier via a digital processor, an input terminal of the receiving demodulator is connected with a frequency divider and a receiving antenna, an input terminal of the frequency divider is connected with a frequency synthesizer, and a frequency sampler is arranged between the frequency divider and the frequency synthesizer.
3. An automatic conductor heating monitoring device as claimed in claim 2, wherein the frequency divider is further connected to a modulator and a phase detector, the phase detector is connected to a power amplifier, the power amplifier is in communication with the receiving antenna through a transmitting transformer, and a power controller is further provided between the transmitting transformer and the power amplifier.
4. A method of monitoring an automatic conductor heating monitoring device according to any one of claims 1 to 3, characterized by comprising the steps of:
1) automatically monitoring whether the conductor joint generates heat through the thermoelectric generation module;
2) when the conductor joint generates heat, the temperature difference power generation module generates voltage through the first temperature difference power generation sheet and the second temperature difference power generation sheet, and the voltage value gradually rises along with the rise of the temperature;
3) when the temperature of the conductor joint reaches the upper limit, voice alarm is carried out.
5. A method for monitoring an automatic conductor heating monitor according to any of claims 1-3, wherein the first thermoelectric generation element is a negative electrode and is connected to a cathode Pb plate, and the second thermoelectric generation element is a positive electrode and is connected to an anode PbO2The plates are connected, and when the plate is charged, the first thermoelectric generation piece and the second thermoelectric generation piece perform the following chemical reaction in the power generation element F;
Pb+PbO2+2H2SO4＝2PbSO4+H2
and (3) positive electrode: PbO2+SO4 2—+4H++2e—＝PbSO4+2H2O
Negative electrode: pb + SO4 2—＝PbSO4+2e—
During discharging, the first thermoelectric generation piece and the second thermoelectric generation piece perform the following chemical reaction in the power generation element F;
2PbSO4+2H2O＝Pb+PbO2+H2SO4
cathode: PbSO4+2e-＝Pb+SO4 2-
Anode: PbSO4+2H2O＝PbO2+SO4 2-+4H++2e-。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110024348.4A CN112729574A (en) | 2021-01-08 | 2021-01-08 | Conductor heating automatic monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110024348.4A CN112729574A (en) | 2021-01-08 | 2021-01-08 | Conductor heating automatic monitoring device |
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| Publication Number | Publication Date |
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| CN112729574A true CN112729574A (en) | 2021-04-30 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101770678A (en) * | 2010-01-05 | 2010-07-07 | 北京航空航天大学 | Temperature detecting fire alarm device made of thermoelectric materials |
| US20140055356A1 (en) * | 2012-08-24 | 2014-02-27 | Primax Electronics Ltd. | Mouse with thermoelectric power |
| CN203811283U (en) * | 2014-05-14 | 2014-09-03 | 国家电网公司 | Automatic temperature measurement system of thermoelectric power supply type electrical equipment |
| CN104062021A (en) * | 2014-04-09 | 2014-09-24 | 苏州天鸣信息科技有限公司 | Warning device based on thermoelectric temperature difference |
| CN104966119A (en) * | 2015-06-15 | 2015-10-07 | 中国科学院半导体研究所 | RFID temperature tag |
| CN105157887A (en) * | 2015-09-16 | 2015-12-16 | 成都众山科技有限公司 | Intelligent pressure transmitter having alarming function |
-
2021
- 2021-01-08 CN CN202110024348.4A patent/CN112729574A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101770678A (en) * | 2010-01-05 | 2010-07-07 | 北京航空航天大学 | Temperature detecting fire alarm device made of thermoelectric materials |
| US20140055356A1 (en) * | 2012-08-24 | 2014-02-27 | Primax Electronics Ltd. | Mouse with thermoelectric power |
| CN104062021A (en) * | 2014-04-09 | 2014-09-24 | 苏州天鸣信息科技有限公司 | Warning device based on thermoelectric temperature difference |
| CN203811283U (en) * | 2014-05-14 | 2014-09-03 | 国家电网公司 | Automatic temperature measurement system of thermoelectric power supply type electrical equipment |
| CN104966119A (en) * | 2015-06-15 | 2015-10-07 | 中国科学院半导体研究所 | RFID temperature tag |
| CN105157887A (en) * | 2015-09-16 | 2015-12-16 | 成都众山科技有限公司 | Intelligent pressure transmitter having alarming function |
Non-Patent Citations (1)
| Title |
|---|
| 本书编写组: "《新型移动电话机原理与维修 上》", 31 May 2000, 西南交通大学出版社 * |
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Application publication date: 20210430 |
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