CN206847818U - A kind of optical fiber temperature-measurement device - Google Patents
A kind of optical fiber temperature-measurement device Download PDFInfo
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- CN206847818U CN206847818U CN201720783571.6U CN201720783571U CN206847818U CN 206847818 U CN206847818 U CN 206847818U CN 201720783571 U CN201720783571 U CN 201720783571U CN 206847818 U CN206847818 U CN 206847818U
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- optical fiber
- temperature
- electrical equipment
- insulating part
- measured
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Abstract
The utility model discloses a kind of optical fiber temperature-measurement device, including：Temperature sensing device, fluorescence optical fiber temperature controller, monitoring and protecting device；The temperature sensing device includes an insulating part and at least three groups of temperature sensors；Insulating part one end, which is in the form of a column, to be provided for extending into the cavity of electrical equipment to be measured, and other end electrical equipment to be measured is connected；All temperature sensor insertions are integrated in insulating part, and the output end of temperature sensor is sequentially connected fluorescence optical fiber temperature controller and monitoring and protecting device.The utility model reduces the installation work of a large amount of sensor fibres different potentials part in cavity, and optical fiber and dielectric can also be kept apart, optical fiber played a protective role by insulating part；Optical fiber dosage is few, can not only carry out thermometric to point different in cavity, and do not interfere with the insulating properties of electrical equipment.
Description
Technical field
Electrical equipment temperature fields of measurement is the utility model is related to, specially a kind of optical fiber temperature-measurement device.
Background technology
As AC-HVDC develops to high voltage, Large Copacity direction, through-flow energy of the grid company to high voltage electric equipment
Power proposes higher requirement, and user is desirable for product reliable and stable, that combination property is more excellent.Electrical equipment is to running temperature
There are strict requirements, because the reasons such as electrical equipment short circuit cause equipment overheating operation, cause the case of transformer station's heavy losses
It is a large amount of to occur.Electrical equipment, especially core electric equipment operation temperature are monitored in real time, to avoid electrical equipment overheating operation
Cause damage and be even more important.
The means that electrical equipment thermometric uses at present are mostly optical fiber temperature-measurement, and optical fiber sensing probe is fixed in cavity not
Same point carries out thermometric, but because optical fiber is softer, it is impossible to using straight line pattern cabling, optical fiber must rely on being in equipment
The existing structure of different potentials enters walking line, produces substantial amounts of optical fiber installation work, certain waste is caused to optical fiber, is had simultaneously
Insulation of electrical installation may be affected.
Utility model content
For problems of the prior art, the utility model provides a kind of optical fiber temperature-measurement device, by temperature-measuring optical fiber collection
Into into insulated column, while temp sensing function is realized, electric insulation and the protection to optical fiber are realized.
The utility model is to be achieved through the following technical solutions：
A kind of optical fiber temperature-measurement device, including：Temperature sensing device, fluorescence optical fiber temperature controller, monitoring and protecting device；
The temperature sensing device includes an insulating part and at least three groups of temperature sensors；Insulating part one end, which is in the form of a column, to be set
Put for extending into the cavity of electrical equipment to be measured, other end electrical equipment to be measured is connected；All temperature sensors
Insertion is integrated in insulating part, and the output end of temperature sensor is sequentially connected fluorescence optical fiber temperature controller and monitoring and protecting device.
Preferably, the insulating part includes the insulated column for being in the form of a column setting and the insulation method for connecting electrical equipment to be measured
It is blue；The fixing hole for connecting electrical equipment to be measured is provided with insulating flange.
Further, seal groove is provided with the insulating flange end face adjacent with electrical equipment to be measured, is coordinated in seal groove
It is provided with the sealing ring for seal cavity.
Preferably, described temperature sensor includes temperature sensor probe and connection optical fiber；
The temperature sensor probe insertion is integrated in insulating part, and output end is by connecting optical fiber and fluorescence optical fiber temperature controller
Input connection.
Further, at least three groups of temperature sensors are uniformly embedded in upper, middle and lower in insulating part close to the position of side wall.
Preferably, fluorescence optical fiber temperature controller is connected with monitoring and protecting device by optical fiber.
Preferably, iknsulating liquid or insulating gas are filled with the cavity of the electrical equipment to be measured.
Compared with prior art, the utility model has technique effect beneficial below：
Fibre optic temperature sensor is integrated in insulation by by the utility model, by the way that insulating part is located at into electrical equipment to be measured
In cavity, reduce the installation work of a large amount of sensor fibres different potentials part in cavity, can be according to space in cavity
Size designs the structure of insulating part, and the usage amount of sensor fibre is preferably minimized, meanwhile, insulating part can also be by optical fiber and insulation
Medium is kept apart, and optical fiber is played a protective role.By the fluorescence optical fiber temperature controller that is connected with temperature sensor and with it is glimmering
The monitoring and protecting device of light optical fiber temperature controller connection, realizes the measurement to the temperature in electrical equipment cavity to be measured, optical fiber dosage
It is few, thermometric can not only be carried out to point different in cavity, and do not interfere with the insulating properties of electrical equipment.
Further, insulated column one end is arranged to insulating flange, is provided with fixing hole on insulating flange, facilitates fiber optic temperature
Installation, dismounting and the maintenance of sensing device.
Further, being used cooperatively by seal groove on insulating flange and sealing ring, it ensure that optical fiber sensing fills
Put the sealing connected with electrical equipment to be measured.
Further, by multiple temperature sensors being distributed on insulating part, it ensure that accurate measurement is to be measured and electrically set
The temperature of standby inner chamber everywhere.
Brief description of the drawings
Fig. 1 is a kind of schematic diagram of optical fiber temperature-measurement device provided by the utility model；
Fig. 2 is a kind of schematic diagram of temperature sensor provided by the utility model；
Fig. 3 is a kind of schematic diagram of insulating part provided by the utility model.
In figure：1. temperature sensing device, 11. insulating parts, 111 are insulated column；112. insulating flange, 12. fiber optic temperatures pass
Sensor, 121. temperature sensor probes, 122. connection optical fiber, 2. sealing rings, 3. fluorescence optical fiber temperature controllers, 4. monitoring and protecting devices,
5. optical fiber, 6. cavitys.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings, it is described be to it is of the present utility model explanation and
It is not to limit.
A kind of light temperature measuring equipment of the utility model, temperature sensor 1 is integrated in insulating part 11, then pass through insulating part
The insulating flange 112 of 11 one end is tightly connected with cavity, can be reduced optical fiber installation work to the full extent, install convenient, be made
With conveniently.
Specifically, referring to Fig. 1, according to space in equipment under test cavity and cavity external link structure, the knot of insulating part 11 is designed
Structure, cabling of the temperature-measuring optical fiber in insulating part 11 is designed according to the Spreading requirements of temperature measuring point in cavity.According to the knot of insulated column 111
Structure, insulated column casting mold is designed and developed, the design insulation fulcrum in mould, allow connection optical fiber 122 along insulation fulcrum cloth
Line, fibre optic temperature sensor 12 is cast in insulated column 111.
The insulating flange 112 of insulated column 111 is connected with shell cavity, and connected using sealing ring 13.
Insulated column 111 is connected into optical fiber exposed parts to be fixed in plastic flexible pipe, one end and the phase of fluorescence optical fiber temperature controller 3
Even, fluorescence optical fiber temperature controller 3 is connected with monitoring and protecting device 4 by optical fiber 5.
Fig. 1 is a kind of schematic diagram of optical fiber temperature-measurement device according to an exemplary embodiment, as shown in figure 1, the light
Fine temperature measuring equipment includes：Temperature sensing device 1, fluorescence optical fiber temperature controller 3, monitoring and protecting device 4；Temperature sensing device 1 and glimmering
The input connection of light optical fiber temperature controller 3, monitoring and protecting device 4 connect with the output end of fluorescence optical fiber temperature controller 3；
Temperature sensing device includes insulating part 11, temperature sensor 12, and temperature sensor 12 is embedded in insulating part 11, is used
When, the one end of insulating part 11 is located in the cavity 6 of electrical equipment to be measured, and the other end is connected with electrical equipment to be measured；Fluorescence optical fiber temperature
Control instrument 3 and temperature sensor 12 connect.The temperature that the utility model optical fiber temperature-measurement device can apply in electrical equipment cavity 6
Monitoring, whole temperature monitoring are transmitted using optical signalling, not influenceed by high voltage, strong electromagnetic.
As shown in figure 3, insulating part 11 includes insulated column 111 and insulating flange 112, insulating flange 112 is located at insulated column 111
One end, fixing hole is provided with insulating flange 112, fixing hole is used to connect electrical equipment to be measured.The insulating part 11 uses
Insulating materials temperature sensitive, electrical insulation properties are good
Optionally, optical fiber temperature-measurement device also includes sealing ring 2, and sealing ring 2, which is arranged on, sets the sealing on insulating flange again
In groove, for seal temperature sensing device 1 and electrical equipment to be measured.
As shown in Fig. 2 temperature sensing device 1 comprises at least three groups of temperature sensors 12.Temperature sensor 12 includes temperature
Pickup probe 121 and connection optical fiber 122；Temperature sensor probe 121 is embedded in insulating part 11, by connecting optical fiber 122 and fluorescence
The input connection of optical fiber temperature controller 3, at least three groups of temperature sensors 12 are uniformly close to contour line in insulating part 11
Position, to guarantee the temperature of accurate measurement electrical equipment inner chamber to be measured everywhere, the connection exposed parts of optical fiber 122 are fixed on plastics
In flexible pipe.The temperature sensor probe 121 is distributed in the upper, middle and lower position of insulated column 111, for different positions in collection chamber 6
Put temperature
Optionally, optical fiber temperature-measurement device also includes optical fiber 5, and one end of optical fiber 5 and fluorescence optical fiber temperature controller 3 connect, another
End connects with detection protection device, and fluorescence optical fiber temperature controller 3 is used for real-time collecting temperature sensor probe 121 by connecting optical fiber
The temperature value that 122 transmission come, and analyzed, temperature value is sent to monitoring and protecting device 4 by optical fiber 5.
Iknsulating liquid can be filled in the cavity 6 of electrical equipment to be measured, example, the iknsulating liquid can be oil；Treat
Insulating gas can also be filled by surveying in the cavity 6 of electrical equipment, example, and the insulating gas can be sulfur hexafluoride.
Example, when manufacturing the optical fiber temperature-measurement device that the utility model embodiment provides, according to electrical equipment chamber to be measured
Internal space and cavity external link structure, the structure of insulating part 11 is designed, according to point of temperature measuring point in electrical equipment cavity to be measured
Cloth requires cabling of the design temperature-measuring optical fiber in insulating part 11.According to the structure of insulated column 111, insulated column casting moulds are designed and developed
Tool, the design insulation fulcrum in mould, allow optical fiber that temperature sensor 12 is cast in into insulated column along insulation fulcrum wiring
In 111.
Above content is to combine further description of the specific preferred embodiment to the new work of this practicality, it is impossible to is recognized
The new embodiment of this fixed practicality is only limitted to this, for the new person of an ordinary skill in the technical field of this practicality,
On the premise of this practicality newly design is not departed from, some simple deduction or replace can also be made, should all be considered as belonging to this
Practicality newly determines scope of patent protection by the claims submitted.
Claims (7)
- A kind of 1. optical fiber temperature-measurement device, it is characterised in that including：Temperature sensing device (1), fluorescence optical fiber temperature controller (3), monitoring Protection device (4)；The temperature sensing device includes an insulating part (11) and at least three groups of temperature sensors (12)；Insulating part (11) one end It is in the form of a column in the cavity (6) for being provided for extending into electrical equipment to be measured, other end electrical equipment to be measured is connected；All Temperature sensor (12) insertion is integrated in insulating part (11), and the output end of temperature sensor (12) is sequentially connected fluorescence optical fiber temperature Control instrument (3) and monitoring and protecting device (4).
- 2. a kind of optical fiber temperature-measurement device as claimed in claim 1, it is characterised in that the insulating part (11) includes being in the form of a column setting The insulated column (111) put and the insulating flange (112) for connecting electrical equipment to be measured；Insulating flange is provided with use on (112) In the fixing hole for connecting electrical equipment to be measured.
- 3. a kind of optical fiber temperature-measurement device as claimed in claim 2, it is characterised in that insulating flange (112) is electrically set with to be measured Seal groove is provided with standby adjacent end face, the sealing ring (2) for seal cavity (6) is equipped with seal groove.
- 4. a kind of optical fiber temperature-measurement device as claimed in claim 1, it is characterised in that described temperature sensor (12) includes temperature Spend pickup probe (121) and connection optical fiber (122)；Temperature sensor probe (121) insertion is integrated in insulating part (11), and output end is by connecting optical fiber (122) and fluorescence The input connection of optical fiber temperature controller (3).
- 5. a kind of optical fiber temperature-measurement device as claimed in claim 4, it is characterised in that at least three groups of temperature sensors (12) are uniform Embedded in insulating part (11) interior upper, middle and lower close to the position of side wall.
- 6. a kind of optical fiber temperature-measurement device as claimed in claim 1, it is characterised in that fluorescence optical fiber temperature controller (3) and monitoring are protected Protection unit (4) is connected by optical fiber (5).
- A kind of 7. optical fiber temperature-measurement device as claimed in claim 1, it is characterised in that the cavity (6) of the electrical equipment to be measured In be filled with iknsulating liquid or insulating gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720783571.6U CN206847818U (en) | 2017-06-30 | 2017-06-30 | A kind of optical fiber temperature-measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720783571.6U CN206847818U (en) | 2017-06-30 | 2017-06-30 | A kind of optical fiber temperature-measurement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206847818U true CN206847818U (en) | 2018-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720783571.6U Active CN206847818U (en) | 2017-06-30 | 2017-06-30 | A kind of optical fiber temperature-measurement device |
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| CN (1) | CN206847818U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109935456A (en) * | 2019-05-08 | 2019-06-25 | 国网黑龙江省电力有限公司哈尔滨供电公司 | A kind of mounting structure of transformer fibre optic temperature sensor |
-
2017
- 2017-06-30 CN CN201720783571.6U patent/CN206847818U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109935456A (en) * | 2019-05-08 | 2019-06-25 | 国网黑龙江省电力有限公司哈尔滨供电公司 | A kind of mounting structure of transformer fibre optic temperature sensor |
| CN109935456B (en) * | 2019-05-08 | 2021-08-13 | 国网黑龙江省电力有限公司哈尔滨供电公司 | Mounting structure of optical fiber temperature sensor of transformer |
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