CN104406704A - Temperature sensor and conducting wire temperature measuring system comprising same - Google Patents
Temperature sensor and conducting wire temperature measuring system comprising same Download PDFInfo
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- CN104406704A CN104406704A CN201410715266.4A CN201410715266A CN104406704A CN 104406704 A CN104406704 A CN 104406704A CN 201410715266 A CN201410715266 A CN 201410715266A CN 104406704 A CN104406704 A CN 104406704A
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- temperature sensor
- temperature
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- measuring system
- transmission pressure
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Abstract
The invention provides a temperature sensor and a conducting wire temperature measuring system comprising the same. The temperature sensor is used for detecting the temperature of a power transmission conducting wire and comprises a testing contact surface, wherein the testing contact surface is a concave curved surface. By adopting the technical scheme of the invention, the contact area of the testing contact surface of the temperature sensor and the surface of the power transmission conducting wire is increased, so that the perception sensitivity of the temperature sensor on the temperature change of the power transmission conducting wire is improved, and the measuring accuracy of the temperature sensor on the temperature of the power transmission conducting wire is improved.
Description
Technical field
The present invention relates to electric power apparatus examination area of maintenance, in particular to a kind of temperature sensor and the wire temp measuring system with it.
Background technology
Along with growth in the living standard, the power consumption of people, along with surge, cause the transmission of electricity load growth of electrical network, thus the electric current causing wire through-flow is increasing, and the wire warming phenomenon caused thus is also more and more serious.Therefore, power equipment maintaining department is necessary to carry out temperature survey to cable (i.e. wire) and carries out necessary maintenance according to temperature detection result to electrical network.So just, relate to the improvement to the temperature sensor for measure traverse line temperature.Prior art be plane with the surface in contact of the temperature sensor of measured conductive contact, and the surface of cable is columniform, the area of the surface of contact contacted with each other between such temperature sensor and wire is little, thus be unfavorable for the perception of temperature sensor to conductor temperature, thus affect the measurement accuracy of temperature sensor to conductor temperature.
Summary of the invention
Fundamental purpose of the present invention is the wire temp measuring system providing a kind of temperature sensor and have it, little and affect the problem of temperature sensor to the measurement accuracy of transmission pressure temperature with the area solving the surface of contact in prior art between temperature sensor and transmission pressure.
To achieve these goals, according to an aspect of the present invention, providing a kind of temperature sensor, for detecting the temperature of transmission pressure, comprising test surface of contact, test surface of contact is inner sunken face.
Further, inner sunken face is arc surface.
Further, the central angle that arc surface is corresponding is less than or equal to 180 °.
Further, temperature sensor also comprises heat dissipation metal surface.
Further, heat dissipation metal surface comprises the end face be oppositely arranged with test surface of contact.
Further, end face is plane.
According to a further aspect in the invention, provide a kind of wire temp measuring system, comprise sensor, sensor comprises aforesaid temperature sensor, and the test surface of contact of temperature sensor is fitted on detected transmission pressure.
Further, wire temp measuring system also comprises the data memory device of the temperature data obtained for storage temperature sensor measurement, and data memory device is electrically connected with temperature sensor.
Further, wire temp measuring system also comprises monitoring microcomputer, and monitoring microcomputer is electrically connected with temperature sensor with the temperature measurement result of displays temperature sensor.
Apply technical scheme of the present invention, temperature sensor is installed and is connected on transmission pressure, to measure the temperature of transmission pressure by staff.Staff is by being modified into the inner sunken face suitable with the surface configuration of transmission pressure by temperature sensor with the test surface of contact of transmission pressure surface contact, thus increase the contact area of the test surface of contact of temperature sensor and the surface contact of transmission pressure, thus enhance the perceptual sensitivity of temperature sensor to the temperature variation of transmission pressure, improve temperature sensor to the thermometric accuracy of transmission pressure.
Accompanying drawing explanation
The Figure of description forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 shows the front elevation of the embodiment according to temperature sensor of the present invention;
Fig. 2 shows the vertical view of the temperature sensor of the embodiment of Fig. 1; And
Fig. 3 shows the connection diagram of temperature sensor according to the embodiment of Fig. 1 and transmission pressure.
Wherein, above-mentioned accompanying drawing comprises the following drawings mark:
100, temperature sensor; 200, transmission pressure;
10, surface of contact is tested; 20, end face.
Embodiment
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
As shown in Figure 1 to Figure 3, according to embodiments of the invention, provide a kind of temperature sensor.This temperature sensor is for detecting the temperature of transmission pressure 200.This temperature sensor comprises test surface of contact 10, and test surface of contact 10 is inner sunken face.
Apply technical scheme of the present invention, temperature sensor is installed and is connected on transmission pressure, to measure the temperature of transmission pressure by staff.Staff is by being modified into the inner sunken face suitable with the surface configuration of transmission pressure by temperature sensor with the test surface of contact of transmission pressure surface contact, thus increase the contact area of the test surface of contact of temperature sensor and the surface contact of transmission pressure, thus enhance the perceptual sensitivity of temperature sensor to the temperature variation of transmission pressure, improve temperature sensor to the thermometric accuracy of transmission pressure.
Because current transmission pressure 200 is all columned cable mostly, therefore, in the present embodiment, inner sunken face is arc surface.Like this, can make to test the tightr of the contact between surface of contact 10 and transmission pressure 200.
Particularly, because transmission pressure 200 is in different application place, the strength of current of bearing required for it is different, and therefore staff needs to use the temperature of temperature sensor to transmission pressure 200 of different test surface of contact 10 to measure.In order to the requirement of satisfied difference test surface of contact 10, the central angle that therefore arc surface is corresponding is less than or equal to 180 ° (that is, as shown in Figure 3, the width distance A of the test surface of contact 10 of temperature sensor is less than or equal to the diameter of transmission pressure 200).
In the present embodiment, in conjunction with see as shown in Figure 2, because temperature sensor is mounted in transmission pressure 200 measures the temperature of transmission pressure 200, thus when the temperature steep temperature rise of transmission pressure 200, the heat of transmission pressure 200 passes to temperature sensor, the temperature of temperature sensor is raised, and in order to make temperature sensor be distributed by heat, thus temperature sensor also comprises heat dissipation metal surface.Further, heat dissipation metal surface comprises the end face 20 be oppositely arranged with test surface of contact 10, and end face 20 is plane.The profile of temperature sensor can be made so indirectly attractive in appearance.
According to another aspect of the present invention, a kind of wire temp measuring system is provided.This wire temp measuring system comprises sensor, and wherein, sensor comprises aforesaid temperature sensor 100, and the test surface of contact 10 of temperature sensor 100 is fitted on detected transmission pressure 200.Staff can observe by this wire temp measuring system the temperature data obtaining transmission pressure 200 easily.
In order to make staff's temperature of recording of reading temperature sensor 100 more easily, thus in power transformation box, be provided with data storage device (not shown), data memory device is electrically connected with temperature sensor 100, and data memory device is used for the temperature data that storage temperature sensor 100 is measured.Like this, staff only needs regularly to read the temperature data that gained measured by the temperature sensor 100 preserved in data-carrier store, just can be well understood to transmission pressure 200 temperature variations.
In addition, except the temperature data that application data store device storing temperature sensor measurement obtains, monitoring microcomputer (not shown) can also be applied temperature data is directly read.Therefore, wire temp measuring system also comprises monitoring microcomputer, and monitoring microcomputer is connected with temperature sensor 100 communication with the temperature measurement result of displays temperature sensor 100.
As can be seen from the above description, the above embodiments of the present invention achieve following technique effect:
Staff is by being modified into the inner sunken face suitable with the surface configuration of transmission pressure by temperature sensor with the test surface of contact of transmission pressure surface contact, thus increase the contact area of the test surface of contact of temperature sensor and the surface contact of transmission pressure, thus enhance the perceptual sensitivity of temperature sensor to the temperature variation of transmission pressure, improve temperature sensor to the thermometric accuracy of transmission pressure.
These are only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. a temperature sensor, for detecting the temperature of transmission pressure (200), comprise test surface of contact (10), it is characterized in that, described test surface of contact (10) is inner sunken face.
2. temperature sensor according to claim 1, is characterized in that, described inner sunken face is arc surface.
3. temperature sensor according to claim 2, is characterized in that, the central angle that described arc surface is corresponding is less than or equal to 180 °.
4. temperature sensor according to claim 1, is characterized in that, described temperature sensor also comprises heat dissipation metal surface.
5. temperature sensor according to claim 4, is characterized in that, described heat dissipation metal surface comprises the end face (20) be oppositely arranged with described test surface of contact (10).
6. temperature sensor according to claim 5, is characterized in that, described end face (20) is plane.
7. a wire temp measuring system, comprise sensor, it is characterized in that, described sensor comprises the temperature sensor (100) according to any one of claim 1 to 6, and the test surface of contact (10) of described temperature sensor (100) is fitted on detected transmission pressure (200).
8. wire temp measuring system according to claim 7, it is characterized in that, described wire temp measuring system also comprises the data memory device measuring the temperature data obtained for preserving described temperature sensor (100), and described data memory device is electrically connected with described temperature sensor (100).
9. wire temp measuring system according to claim 7, it is characterized in that, described wire temp measuring system also comprises monitoring microcomputer, and described monitoring microcomputer is electrically connected with described temperature sensor (100) temperature measurement result showing described temperature sensor (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410715266.4A CN104406704A (en) | 2014-11-28 | 2014-11-28 | Temperature sensor and conducting wire temperature measuring system comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410715266.4A CN104406704A (en) | 2014-11-28 | 2014-11-28 | Temperature sensor and conducting wire temperature measuring system comprising same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104406704A true CN104406704A (en) | 2015-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410715266.4A Pending CN104406704A (en) | 2014-11-28 | 2014-11-28 | Temperature sensor and conducting wire temperature measuring system comprising same |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0125050A1 (en) * | 1983-04-13 | 1984-11-14 | Niagara Mohawk Power Corporation | Apparatus for measuring the temperature and other parameters of an electric power conductor |
| JPS6047933A (en) * | 1983-08-25 | 1985-03-15 | Matsushita Electric Ind Co Ltd | Temperature sensor |
| CN202770543U (en) * | 2012-09-05 | 2013-03-06 | 李冰 | Transmission line temperature contact measuring device |
| CN202974467U (en) * | 2012-12-02 | 2013-06-05 | 浙江丽威科技有限公司 | Wireless temperature monitoring terminal installation structure for wire temperature monitoring |
| CN104089721A (en) * | 2014-06-30 | 2014-10-08 | 国家电网公司 | Cable terminal temperature measuring and monitoring device |
| CN204214560U (en) * | 2014-11-28 | 2015-03-18 | 国家电网公司 | Temperature sensor and there is its wire temp measuring system |
-
2014
- 2014-11-28 CN CN201410715266.4A patent/CN104406704A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0125050A1 (en) * | 1983-04-13 | 1984-11-14 | Niagara Mohawk Power Corporation | Apparatus for measuring the temperature and other parameters of an electric power conductor |
| JPS6047933A (en) * | 1983-08-25 | 1985-03-15 | Matsushita Electric Ind Co Ltd | Temperature sensor |
| CN202770543U (en) * | 2012-09-05 | 2013-03-06 | 李冰 | Transmission line temperature contact measuring device |
| CN202974467U (en) * | 2012-12-02 | 2013-06-05 | 浙江丽威科技有限公司 | Wireless temperature monitoring terminal installation structure for wire temperature monitoring |
| CN104089721A (en) * | 2014-06-30 | 2014-10-08 | 国家电网公司 | Cable terminal temperature measuring and monitoring device |
| CN204214560U (en) * | 2014-11-28 | 2015-03-18 | 国家电网公司 | Temperature sensor and there is its wire temp measuring system |
Non-Patent Citations (1)
| Title |
|---|
| PETER WELANDER: "温度传感的挑战", 《CONTROL ENGINEERING CHINA》 * |
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Application publication date: 20150311 |
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| RJ01 | Rejection of invention patent application after publication |