CN202836794U - Portable apparatus for measuring temperature of transmission line wire - Google Patents
Portable apparatus for measuring temperature of transmission line wire Download PDFInfo
- Publication number
- CN202836794U CN202836794U CN 201220356893 CN201220356893U CN202836794U CN 202836794 U CN202836794 U CN 202836794U CN 201220356893 CN201220356893 CN 201220356893 CN 201220356893 U CN201220356893 U CN 201220356893U CN 202836794 U CN202836794 U CN 202836794U
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- Prior art keywords
- temperature
- unit
- signal
- transmission line
- insulating bar
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 23
- 238000009529 body temperature measurement Methods 0.000 claims abstract description 11
- 239000004020 conductor Substances 0.000 claims description 15
- 238000006243 chemical reaction Methods 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 abstract 4
- 229910000838 Al alloy Inorganic materials 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
- 238000004861 thermometry Methods 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
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Abstract
Disclosed in the utility model is a portable apparatus for measuring a temperature of a transmission line wire. The apparatus comprises an insulated rod, a temperature detection unit, an A/D conversion unit, a processing unit and a temperature display unit; the temperature display unit is arranged near an end portion of a handle of the insulated bar and the temperature detection unit is arranged at the other end portion of the insulated rod; and the temperature detection unit, the A/D conversion unit and the processing unit are arranged on the insulted rod. The temperature detection unit converts a temperature signal into an analog electric signal; the A/D conversion unit converts the analog electric signal into a digital temperature signal; the processing unit converts the digital temperature signal into a display signal needed by the temperature display unit. when the temperature measurement apparatus is used, the work staff can keep an enough safe distance from the high temperature wire, thereby ensuring the personnel safety.
Description
Technical field
The utility model belongs to the hot line maintenance field, is specifically related to a kind of Portable power transmission line conductor temperature measurement mechanism.
Background technology
Heat-resistant aluminum alloy wire has the large characteristics of through-current capability, is applied to overhead transmission line and can significantly improves its transmission capacity.The maximum operating temperature of the heat-resistant aluminum alloy wire of at present China's transmission line of electricity use can reach 240 degrees centigrade.
When the defective such as insulator breakage, wire wearing and tearing occurring when the transmission line of electricity that adopts heat-resistant aluminum alloy wire, because the circuit transmission capacity is larger, generally do not allow to carry out the interruption maintenance operation, therefore, hot line job seems particularly important to the safe and stable operation of the transmission line of electricity of assurance heat-resistant aluminum alloy wire.
The maximum operating temperature of conventional aluminum conductor is lower than 70 degree, when hot line job, need not to consider that high temperature is on operating personnel's impact, and the maximum operating temperature of heat-resistant aluminum alloy wire is larger than conventional wires, therefore when hot line job, the operating personnel needs at first conductor temperature to be measured, to take corresponding heat insulation safeguard procedures.
Summary of the invention
The purpose of this utility model is to propose a kind of Portable power transmission line conductor temperature measurement mechanism, the hot line maintenance personnel can utilize this Portable type measurement unit, adopt the method for contact temperature-measuring at shaft tower earth potential place, directly the heat-resistant aluminum alloy wire temperature is measured.
In order to realize above purpose, Portable power transmission line conductor temperature measurement mechanism of the present utility model comprises insulating bar, temperature detecting unit, A/D converting unit, processing unit, temperature display unit; Temperature display unit is arranged near the end of insulating bar handle, and temperature detecting unit is arranged on the other end of insulating bar, and temperature detecting unit, A/D converting unit, processing unit are arranged on the insulating bar; Temperature detecting unit is converted to analog electrical signal with temperature signal, and the A/D converting unit is converted to the temperature digital signal with described analog electrical signal, and processing unit is converted to the display that temperature display unit needs with described temperature digital signal.
Safer in order to use, be provided with the handle limited sign near the described insulating bar handle.
The beneficial effects of the utility model are:
(1) adopt direct contact type sensor measurement conductor temperature, measuring method is relatively more direct, operation is also more convenient.As adopt the noncontact up-to-date style temperature measuring equipment such as infrared measurement of temperature, and be subject to easily the impact of the factors such as distance, effective tested area between testee slin emissivity, sensor and the testee, give and measure band and serve error.
(2) temperature sensor and temperature indicating device are fixed on the two ends of insulating bar, the staff can keep enough safe distance with high temperature wire, temperature is measured in temperature sensor contact wire, can clearly be read tested conductor temperature at the insulating bar end simultaneously;
(3) temperature signal that adopts the fiber-optic signal transmitting device that temperature sensor is obtained is delivered to temperature indicating device by insulation medium optical fiber transmission, can effectively guarantee the insulating property of insulating bar.
Description of drawings
Fig. 1 is the device synoptic diagram of the utility model embodiment.
Fig. 2 is transmission line wire thermometry synoptic diagram.
Embodiment
Below in conjunction with drawings and Examples the utility model is further described.
The explanation of mark among Fig. 1: 1, temperature detecting unit, 2, the A/D converting unit, 3, signal processing unit, 4, insulating bar, 5, optical fiber, 6, temperature display unit, 7, insulating bar handle limited sign, 8, the insulating bar handle.
Description of symbols among Fig. 2: 9, transmission tower, 10, heat-resistant aluminum alloy wire, 11, Portable power transmission line conductor temperature measurement mechanism of the present utility model, 12, the hot line job personnel.
Embodiment:
In Fig. 1, Portable power transmission line conductor temperature measurement mechanism, behind temperature detecting unit 1 contact high temperature wire, the analog signal conversion that the A/D converting unit records temperature detecting unit 1 is digital signal, signal processing unit is converted to the temperature signal that can show with the digital signal of representation temperature, and is sent to temperature display unit.Wherein temperature detecting unit adopts the DS18B20 chip, and the A/D converting unit adopts the AD0809 chip, and signal processing unit adopts the grand EM78P156 single-chip microcomputer of justice.
In Fig. 2, the transmission line wire thermometry, after hot line maintenance personnel 12 climb up transmission tower 9, at shaft tower earth potential place, the temperature detecting unit of Portable power transmission line conductor temperature measurement mechanism 11 of the present utility model (among Fig. 1 1) is stretched to wire and keep in touch with wire, then locate to read conductor temperature at the temperature display unit (6 among Fig. 1) of Portable power transmission line conductor temperature measurement mechanism 11 of the present utility model, whole thermometric process operating personnel and wire keep enough insulation distances.
Claims (2)
1. a Portable power transmission line conductor temperature measurement mechanism is characterized in that, comprises insulating bar, temperature detecting unit, A/D converting unit, processing unit, temperature display unit; Temperature display unit is arranged near the end of insulating bar handle, and temperature detecting unit is arranged on the other end of insulating bar, and temperature detecting unit, A/D converting unit, processing unit are arranged on the insulating bar; Temperature detecting unit is converted to analog electrical signal with temperature signal, and the A/D converting unit is converted to the temperature digital signal with described analog electrical signal, and processing unit is converted to the display that temperature display unit needs with described temperature digital signal.
2. Portable power transmission line conductor temperature measurement mechanism according to claim 1 is characterized in that, is provided with the handle limited sign near the insulating bar handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220356893 CN202836794U (en) | 2012-07-20 | 2012-07-20 | Portable apparatus for measuring temperature of transmission line wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220356893 CN202836794U (en) | 2012-07-20 | 2012-07-20 | Portable apparatus for measuring temperature of transmission line wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202836794U true CN202836794U (en) | 2013-03-27 |
Family
ID=47948477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220356893 Expired - Fee Related CN202836794U (en) | 2012-07-20 | 2012-07-20 | Portable apparatus for measuring temperature of transmission line wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202836794U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102759413A (en) * | 2012-07-20 | 2012-10-31 | 江苏省电力公司南京供电公司 | Portable electric transmission line conducting wire temperature measurement device |
| CN105300537A (en) * | 2015-11-18 | 2016-02-03 | 国网山东省电力公司莱芜供电公司 | Portable temperature measuring device of wires and electrical appliances |
-
2012
- 2012-07-20 CN CN 201220356893 patent/CN202836794U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102759413A (en) * | 2012-07-20 | 2012-10-31 | 江苏省电力公司南京供电公司 | Portable electric transmission line conducting wire temperature measurement device |
| CN105300537A (en) * | 2015-11-18 | 2016-02-03 | 国网山东省电力公司莱芜供电公司 | Portable temperature measuring device of wires and electrical appliances |
| CN105300537B (en) * | 2015-11-18 | 2017-12-22 | 国网山东省电力公司莱芜供电公司 | Portable wire electrical equipment temperature measuring equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHINA ELECTRIC POWER RESEARCH INSTITUTE WUHAN BRAN Free format text: FORMER OWNER: CHINA ELECTRIC POWER RESEARCH INSTITUTE WUHAN BRANCH INSTITUTE Effective date: 20130327 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130327 Address after: Nanjing City, Jiangsu province 210019 Olympic Avenue No. 1 Patentee after: Nanjing Power Supply Co., Jiangsu Prov. Power Co. Patentee after: China Electric Power Research Institute, Wuhan Branch Patentee after: State Grid Corporation of China Patentee after: Jiangsu Electric Power Company Address before: Nanjing City, Jiangsu province 210019 Olympic Avenue No. 1 Patentee before: Nanjing Power Supply Co., Jiangsu Prov. Power Co. Patentee before: China Electric Power Research Institute, Wuhan Branch |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130327 Termination date: 20150720 |
|
| EXPY | Termination of patent right or utility model |