CN203178524U - Heat-resistant and high-voltage-resistant optical fiber adapter - Google Patents
Heat-resistant and high-voltage-resistant optical fiber adapter Download PDFInfo
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- CN203178524U CN203178524U CN201320093161.0U CN201320093161U CN203178524U CN 203178524 U CN203178524 U CN 203178524U CN 201320093161 U CN201320093161 U CN 201320093161U CN 203178524 U CN203178524 U CN 203178524U
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Abstract
The utility model provides a heat-resistant and high-voltage-resistant optical fiber adapter, wherein the body is a base. The heat-resistant and high-voltage-resistant optical fiber is characterized in that: the base is internally provided with a through hole; the through hole is internally provided with a tapered surface; the through hole is also internally provided with an adjusting ring, a compression ring and a sealing ring; an optical fiber core rod is inserted and fixed in the through hole of the base through the adjusting ring, the compression ring and the sealing ring. The components are connected through one or combination of: mechanical connection, adhesive connection and welding connection. The heat-resistant and high-voltage-resistant optical fiber adapter provided by the utility model has the following advantages: higher suitability for various harsh environments than the prior-art optical fiber adapter, no electromagnetic interference; small dimension, capability of being easily mounted at the part which is hard to reach according to traditional temperature measurement; easy mounting in use, low insertion loss in optical fiber communication, high sealing performance; capability of directly contacting various of contacts and connecting points of electrical equipment for performing functions of monitoring temperature of the located position; high heat resistance, remarkable high-voltage resistance, simple structure, no movable component, high convenience in mounting, high interchangeability and high repeatability.
Description
Technical field
The utility model relates to the fiber grating sensing technology field, relates to a kind of temperature sensor based on fiber grating, relates in particular to a kind of heat resisting and pressure resisting fiber adapter that effectively connects fiber grating under rugged surroundings such as high voltage, high electromagnetism.
Background technology
Power equipment is subjected to factor affecting such as electricity, heat, physical environment, long-term work, overwork in operational process, cause ageing equipment, performance to descend easily, and reliability reduces, even the safe operation that jeopardizes system.Because of loose contact, contact resistance increases, and causes contact temperature rise too high, causes accidents such as fire, blast as positions such as transformer, switch cubicle, ring main unit contact or cable splices.Therefore, be necessary to power equipment carry out in real time, on-line monitoring, in time find fault, accident is eliminated in bud, prolong service life of equipment.The general sensor that adopts carries out safety monitoring to its power equipment.
Yet traditional temperature sensor can not satisfy simultaneously stability, permanance, both Pasting also can imbed, requirement such as distributed on-line data acquisition.Fiber grating is a kind of well behaved temperature-sensing element, no matter at technology maturity, or has all obtained the breakthrough of essence on the cost.The major advantage that fiber grating is used for temperature sensing is embodied in: be not subjected to electromagnetic interference (EMI), electrical insulating property is good; Good endurance; Quality is light, volume is light, little to structure influence, be easy to arrange; Both can realize point measurement; Absolute measurement; Save circuit, only just can transmit the state of temperature signal with single line; But signal, data multipath transmission are convenient to be connected with computing machine, and signal attenuation is little on the unit length; Highly sensitive, the precision height; Bandwidth, signal to noise ratio (S/N ratio) is high.Therefore, Fiber Bragg Grating technology has wide application prospect.Consider that bare optical fibers and bare optical gratings is fragile especially, especially shear resistance is relatively poor, directly it can't be competent at sensor as temperature sensor lays and abominable Service Environment, therefore, bare optical fibers and bare optical gratings is carried out encapsulation process, is the inevitable link that fiber grating is applied as temperature sensor.
Fiber adapter is the device that removably connects between optical fiber and the optical fiber, it is the accurate butt joint of two end faces of optical fiber, so that being coupled to receive in the optical fiber to greatest extent, the luminous energy of launching fiber output goes, and make because it is got involved optical link and the influence that system causes is reduced to minimum, this is the basic demand of the joints of optical fibre.To a certain extent, the joints of optical fibre have also influenced reliability and every performance of optical transmission system.Cheap but though existing fiber adapter has, easy for installation, interchangeability and repeat advantages such as functional; Can only work under common operating mode but all exist, not withstand voltage, heatproof can not adapt in the rugged surroundings; And the structure of existing fiber adapter is as follows substantially, by housing, and C shape ring, compositions such as fixture; Include adjustment parts such as spring in some adapter, play the effect of adjusting the location, do not list in detail at this.Fiber adapter under the prior art is Open architecture, does not possess air-proof condition, and the serviceability temperature scope is little, can not satisfy the use in the various rugged surroundings in the power industry.
The utility model content
The purpose of this utility model provides a kind of heat resisting and pressure resisting fiber adapter, and this structure adapts to various rigorous environment, is not subjected to electromagnetic interference (EMI); Size is little, is installed to the position that traditional thermometric is difficult to arrive easily; Design has easy installation in use, low, the good airproof performance of loss is inserted in optical-fibre communications; Can directly contact various contacts, the tie point of electrical equipment, be used for the functions such as temperature monitoring of perception present position.
Simultaneously, have the heat resisting and pressure resisting ability for satisfying, simultaneously simple in structure, there is not movable part, easy for installation, interchangeability and repeat characteristics such as functional.
The utility model provides a kind of heat resisting and pressure resisting fiber adapter, main body is a pedestal, it is characterized in that: be provided with through hole in this pedestal, be provided with the conical surface in its through hole, in this through hole, also be provided with and adjust ring, hold-down ring and sealing ring, fibre-optical mandrel is by adjusting ring, hold-down ring and sealing ring intert and are fixed in the through hole of pedestal, and a kind of or its combination in connecting, be welded to connect by mechanical connection, bonding agent between each parts is formed by connecting.
Be provided with 1 to 4 in the through hole in pedestal and adjust ring.
Be provided with regulating spring in the through hole in pedestal, its regulating spring is positioned at the top of adjusting ring.
A kind of connection the between described pedestal and the hold-down ring by machinery, bonding agent, in being welded to connect; A kind of connection the between described pedestal and the sealing ring by machinery, bonding agent, in being welded to connect; Described pedestal with adjust between the ring by machinery, bonding agent, a kind of connection in being welded to connect; A kind of connection the between described fibre-optical mandrel and the sealing ring by machinery, bonding agent, in being welded to connect.
Through hole in the described pedestal one or more array configurations by machinery, bonding agent, in being welded to connect are carried out potting.
Many described fibre-optical mandrels are arranged simultaneously by adjusting ring, hold-down ring and sealing ring intert and are fixed in the through hole of pedestal.
The making characterization processes of described a kind of heat resisting and pressure resisting fiber adapter is characterized in that: a kind of or its combination in connecting, be welded to connect by mechanical connection, bonding agent between each parts is formed by connecting.
Reserve the adjustment space of certain size between described fibre-optical mandrel and the adjustment ring, its range of size of adjusting the space is between 1 to 10 micron.
Advantage of the present utility model:
Compared with prior art, more can adapt to various rigorous environment, not be subjected to electromagnetic interference (EMI); Size is little, is installed to the position that traditional thermometric is difficult to arrive easily; Easily install during use, optical-fibre communications inserts low, the good airproof performance of loss; Can directly contact various contacts, the tie point of electrical equipment, be used for the functions such as temperature monitoring of perception present position.Heat resisting and pressure resisting, simultaneously simple in structure, there is not movable part, easy for installation, interchangeability and repeat functional.
Description of drawings
Below in conjunction with drawings and the embodiments the utility model is described in further detail:
Fig. 1 is structural representation of the prior art;
Fig. 2 is a kind of heat resisting and pressure resisting fiber adapter of the utility model one-piece construction synoptic diagram;
Fig. 3 is a kind of heat resisting and pressure resisting fiber adapter of the utility model split structural representation;
Wherein:
1 is pedestal, and 2 is hold-down ring, and 3 is sealing ring,
4 for adjusting ring, and 5 is fibre-optical mandrel, and 6 is through hole,
7 is housing, and 8 are C shape ring, and 9 is fixture,
10 is regulating spring.
Embodiment
Fig. 2 is a kind of heat resisting and pressure resisting fiber adapter of the utility model one-piece construction synoptic diagram; Fig. 3 is a kind of heat resisting and pressure resisting fiber adapter of the utility model split structural representation;
As shown in Figures 2 and 3: a kind of heat resisting and pressure resisting fiber adapter, this fibre optic temperature sensor main body is a pedestal 1, it is characterized in that: be provided with through hole 6 in this pedestal 1, be provided with the conical surface in its through hole 6, in this through hole 6, also be provided with and adjust ring 4, hold-down ring 2 and sealing ring 3, fibre-optical mandrel 5 is by adjusting ring 4, and hold-down ring 2 and sealing ring 3 intert and are fixed in the through hole 6 of pedestal 1.
In the specific embodiment: be provided with 1 in the through hole 6 in pedestal 1 and adjust ring 4.
In the specific embodiment: be provided with regulating spring 10 in the through hole 6 in pedestal 1, its regulating spring 10 is positioned at the top of adjusting ring 4.
In the specific embodiment: be connected by bonding agent between described pedestal 1 and the hold-down ring 2.
In the specific embodiment: be connected by bonding agent between described pedestal 1 and the sealing ring 3.
In the specific embodiment: be mechanical connection between described pedestal 1 and the adjustment ring 4.
In the specific embodiment: be mechanical connection between described fibre-optical mandrel 5 and the sealing ring 3.
In the specific embodiment: the through hole 6 in the described pedestal 1 can carry out potting by bonding agent.
In the specific embodiment: 1 described fibre-optical mandrel 6 is arranged by adjusting ring 4, hold-down ring 2 and sealing ring 3 intert and are fixed in the through hole 6 of pedestal 1.
In the specific embodiment: the location of fibre-optical mandrel 5 and sealing ring 3 be connected: at first will calibrate frock and be fixed on the platform such as special-purpose optical table that certain depth of parallelism arranged, fibre-optical mandrel 5 with standard length is placed in the endoporus of calibration frock subsequently, again sealing ring 3 was overlapped fibre-optical mandrel 5 and be placed in the taper hole of calibrating frock, will compress frock subsequently and be fastened on the calibration frock by screw.
In the specific embodiment: reserve the adjustment space of certain size between described fibre-optical mandrel and the adjustment ring, it is adjusted space and is of a size of 1 micron.
Fig. 2 is a kind of heat resisting and pressure resisting fiber adapter of the utility model one-piece construction synoptic diagram; Fig. 3 is a kind of heat resisting and pressure resisting fiber adapter of the utility model split structural representation;
As shown in Figures 2 and 3: a kind of heat resisting and pressure resisting fiber adapter, this fibre optic temperature sensor main body is a pedestal 1, it is characterized in that: be provided with through hole 6 in this pedestal 1, be provided with the conical surface in its through hole 6, in this through hole 6, also be provided with and adjust ring 4, hold-down ring 2 and sealing ring 3, fibre-optical mandrel 5 is by adjusting ring 4, and hold-down ring 2 and sealing ring 3 intert and are fixed in the through hole 6 of pedestal 1.
In the specific embodiment: be provided with 2 in the through hole 6 in pedestal 1 and adjust ring 4.
In the specific embodiment: carry out mechanical connection between described pedestal 1 and the hold-down ring 2.
In the specific embodiment: be welded to connect between described pedestal 1 and the sealing ring 3.
In the specific embodiment: carry out mechanical connection between described pedestal 1 and the adjustment ring 4.
In the specific embodiment: be welded to connect between described fibre-optical mandrel 5 and the sealing ring 3.
In the specific embodiment: the through hole 6 in the described pedestal 1 carries out potting by machinery and bonding agent.
In the specific embodiment: 2 described fibre-optical mandrels 6 are arranged simultaneously by adjusting ring 4, hold-down ring 2 and sealing ring 3 intert and are fixed in the through hole 6 of pedestal 1.
In the specific embodiment: reserve the adjustment space of certain size between described fibre-optical mandrel and the adjustment ring, it is adjusted space and is of a size of between 1 to 10 micron.
Fig. 2 is a kind of heat resisting and pressure resisting fiber adapter of the utility model one-piece construction synoptic diagram; Fig. 3 is a kind of heat resisting and pressure resisting fiber adapter of the utility model split structural representation;
As shown in Figures 2 and 3: a kind of heat resisting and pressure resisting fiber adapter, this fibre optic temperature sensor main body is a pedestal 1, it is characterized in that: be provided with through hole 6 in this pedestal 1, be provided with the conical surface in its through hole 6, in this through hole 6, also be provided with and adjust ring 4, hold-down ring 2 and sealing ring 3, fibre-optical mandrel 5 is by adjusting ring 4, and hold-down ring 2 and sealing ring 3 intert and are fixed in the through hole 6 of pedestal 1.
In the specific embodiment: be provided with 2 in the through hole 6 in pedestal 1 and adjust ring 4.
In the specific embodiment: a kind of connection between described pedestal 1 and the hold-down ring 2 by machinery, bonding agent, in being welded to connect.
In the specific embodiment: be welded to connect between described pedestal 1 and the sealing ring 3.
In the specific embodiment: described pedestal 1 is connected by bonding agent with adjusting between the ring 4.
In the specific embodiment: be welded to connect between described fibre-optical mandrel 5 and the sealing ring 3.
In the specific embodiment: the through hole 6 in the described pedestal 1 carries out potting by Type of Welding.
In the specific embodiment: 2 described fibre-optical mandrels 6 are arranged simultaneously by adjusting ring 4, hold-down ring 2 and sealing ring 3 intert and are fixed in the through hole 6 of pedestal 1.
In the specific embodiment: reserve the adjustment space of certain size between described fibre-optical mandrel and the adjustment ring, it is adjusted space and is of a size of between 1 to 10 micron.
Fig. 2 is a kind of heat resisting and pressure resisting fiber adapter of the utility model one-piece construction synoptic diagram; Fig. 3 is a kind of heat resisting and pressure resisting fiber adapter of the utility model split structural representation;
As shown in Figures 2 and 3: a kind of heat resisting and pressure resisting fiber adapter, this fibre optic temperature sensor main body is a pedestal 1, it is characterized in that: be provided with through hole 6 in this pedestal 1, be provided with the conical surface in its through hole 6, in this through hole 6, also be provided with and adjust ring 4, hold-down ring 2 and sealing ring 3, fibre-optical mandrel 5 is by adjusting ring 4, and hold-down ring 2 and sealing ring 3 intert and are fixed in the through hole 6 of pedestal 1.
In the specific embodiment: be provided with 1 in the through hole 6 in pedestal 1 and adjust ring 4.
In the specific embodiment: be provided with regulating spring 10 in the through hole 6 in pedestal 1, its regulating spring 10 is positioned at the top of adjusting ring 4.
In the specific embodiment: carry out mechanical connection between described pedestal 1 and the hold-down ring 2.
In the specific embodiment: be welded to connect between described pedestal 1 and the sealing ring 3.
In the specific embodiment: carry out mechanical connection between described pedestal 1 and the adjustment ring 4.
In the specific embodiment: be connected by bonding agent between described fibre-optical mandrel 5 and the sealing ring 3.
In the specific embodiment: the through hole 6 in the described pedestal 1 carries out potting by bonding agent.
In the specific embodiment: 3 described fibre-optical mandrels 6 are arranged simultaneously by adjusting ring 4, hold-down ring 2 and sealing ring 3 intert and are fixed in the through hole 6 of pedestal 1.
In the specific embodiment: reserve the adjustment space of certain size between described fibre-optical mandrel and the adjustment ring, it is adjusted space and is of a size of between 1 to 10 micron.
In sum, compared with prior art have the following advantages, this structure adapts to various rigorous environment, is not subjected to electromagnetic interference (EMI); Size is little, is installed to the position that traditional thermometric is difficult to arrive easily; Design has easy installation in use, low, the good airproof performance of loss is inserted in optical-fibre communications; Can directly contact various contacts, the tie point of electrical equipment, be used for the functions such as temperature monitoring of perception present position.Simultaneously, this utility model has the heat resisting and pressure resisting ability, and is simultaneously simple in structure, do not have movable part, easy for installation, interchangeability and repeat characteristics such as functional.
Although above the utility model is had been described in detail, the utility model is not limited thereto, and those skilled in the art of the present technique can carry out various modifications according to principle of the present utility model.Therefore, all modifications of doing according to the utility model principle all should be understood to fall into protection domain of the present utility model.
Claims (7)
1. heat resisting and pressure resisting fiber adapter, main body is a pedestal, it is characterized in that: be provided with through hole in this pedestal, be provided with the conical surface in its through hole, in this through hole, also be provided with and adjust ring, hold-down ring and sealing ring, fibre-optical mandrel is by adjusting ring, hold-down ring and sealing ring intert and are fixed in the through hole of pedestal, and a kind of or its combination in connecting, be welded to connect by mechanical connection, bonding agent between each parts is formed by connecting.
2. according to the described heat resisting and pressure resisting fiber adapter of claim 1, it is characterized in that: be provided with 1 to 4 in the through hole in pedestal and adjust ring.
3. according to the described heat resisting and pressure resisting fiber adapter of claim 1, it is characterized in that: be provided with regulating spring in the through hole in pedestal, its regulating spring is positioned at the top of adjusting ring.
4. according to the described heat resisting and pressure resisting fiber adapter of claim 1, it is characterized in that: a kind of connection between described pedestal and the hold-down ring by machinery, bonding agent, in being welded to connect; A kind of connection the between described pedestal and the sealing ring by machinery, bonding agent, in being welded to connect; Described pedestal with adjust between the ring by machinery, bonding agent, a kind of connection in being welded to connect; A kind of connection the between described fibre-optical mandrel and the sealing ring by machinery, bonding agent, in being welded to connect.
5. according to the described heat resisting and pressure resisting fiber adapter of claim 1, it is characterized in that: one or more array configurations by machinery, bonding agent, in being welded to connect of the through hole in the described pedestal are carried out potting.
6. according to the described heat resisting and pressure resisting fiber adapter of claim 1, it is characterized in that: many described fibre-optical mandrels are arranged simultaneously by adjusting ring, hold-down ring and sealing ring intert and are fixed in the through hole of pedestal.
7. heat resisting and pressure resisting fiber adapter according to claim 1 is characterized in that: described fibre-optical mandrel and adjust the adjustment space of reserving certain size between the ring, its range of size of adjusting the space is between 1 to 10 micron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320093161.0U CN203178524U (en) | 2013-02-28 | 2013-02-28 | Heat-resistant and high-voltage-resistant optical fiber adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320093161.0U CN203178524U (en) | 2013-02-28 | 2013-02-28 | Heat-resistant and high-voltage-resistant optical fiber adapter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203178524U true CN203178524U (en) | 2013-09-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320093161.0U Expired - Lifetime CN203178524U (en) | 2013-02-28 | 2013-02-28 | Heat-resistant and high-voltage-resistant optical fiber adapter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203178524U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103149644A (en) * | 2013-02-28 | 2013-06-12 | 辽宁省电力有限公司营口供电公司 | Temperature and pressure-resistant optical fiber adapter and making and detecting process thereof |
| CN108112277A (en) * | 2015-06-26 | 2018-06-01 | 恩德斯+豪斯流量技术股份有限公司 | Transmission line is connected to the adapter of field device |
-
2013
- 2013-02-28 CN CN201320093161.0U patent/CN203178524U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103149644A (en) * | 2013-02-28 | 2013-06-12 | 辽宁省电力有限公司营口供电公司 | Temperature and pressure-resistant optical fiber adapter and making and detecting process thereof |
| CN108112277A (en) * | 2015-06-26 | 2018-06-01 | 恩德斯+豪斯流量技术股份有限公司 | Transmission line is connected to the adapter of field device |
| CN108112277B (en) * | 2015-06-26 | 2020-02-28 | 恩德斯+豪斯流量技术股份有限公司 | Adapter for connecting a transmission line to a field device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130904 |