CN203826143U - Creepage increasing skirt used for fiber grating temperature sensor - Google Patents
Creepage increasing skirt used for fiber grating temperature sensor Download PDFInfo
- Publication number
- CN203826143U CN203826143U CN201420124468.7U CN201420124468U CN203826143U CN 203826143 U CN203826143 U CN 203826143U CN 201420124468 U CN201420124468 U CN 201420124468U CN 203826143 U CN203826143 U CN 203826143U
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- China
- Prior art keywords
- skirt
- increasing skirt
- creeping
- creepage
- temperature sensor
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Abstract
The utility model discloses a creepage increasing skirt used for a fiber grating temperature sensor. The creepage increasing skirt includes one or more creepage increasing skirt bodies which are in tandem connection with one another; the creepage increasing skirt body is made of vulcanized silicone rubber; a core passing hole which is matched with the diameter of a connection line is formed at the center of the creepage increasing skirt body; and the upper part of the creepage increasing skirt body is provided with a protruding collar, and the lower part of the creepage increasing skirt body is provided with an umbrella skirt for accumulating dust, so that the creepage increasing skirt body can form an umbrella-shaped structure. According to the creepage increasing skirt used for the fiber grating temperature sensor of the utility model, the umbrella-shaped structure which is provided with the protruding collar at the upper part and is provided with the umbrella skirt at the upper lower part is adopted, falling dust does not fall on the connection line, but directly falls on the umbrella skirt, and therefore, the accumulation of the dust can be avoided, and a dust layer which can conduct electricity continuously will not be formed, and electric conduction can be avoided; and with the creepage increasing skirt adopted, the coverage range of the dust on the surfaces of the whole connection line and the creepage increasing skirt can be increased, and a surface creepage distance can be increased; the core passing hole is formed at the center of the creepage increasing skirt body, so an existing solid structure is modified, and the creepage increasing skirt body can conveniently sleeve the connection line, and fast and convenient installation can be realized.
Description
Technical field
The utility model relates to field of electrical equipment, relates in particular to the creeping-increasing skirt that a kind of fiber-optical grating temperature sensor is used.
Background technology
in high voltage electric power equip ment, while carrying out on-line temperature monitoring as the high-voltage contact of high-tension switch cabinet inside, binding post, be generally to adopt optical fiber grating temperature on-line monitoring instrument, detector connects fiber-optical grating temperature sensor, and then transducer is pasted on contact, binding post.Because the exigent insulating properties of high-tension apparatus, be therefore the integral insulation performance that can not destroy existing equipment adding of new equipment.And existing fiber-optical grating temperature sensor mainly contains two kinds of occupation modes, one is that direct naked leakage does not increase any insulator arrangement, and machine room and interior of equipment cabinet environment may cause transducer connecting line dust stratification etc., has the risk of conduction; There is use creeping-increasing skirt although another kind of, but this kind of creeping-increasing skirt is generally pottery or quality of rubber materials, centre is furnished with or is not joined irony core, increase resistance to tension, for the lifting of wire, but device is climbed in this increasing, and the large weight of volume is large, and be solid construction, be not suitable for the application of the trickle equipment such as interior of equipment cabinet, optical fiber.
Utility model content
For the weak point existing in above-mentioned technology, the utility model provides a kind of volume creeping-increasing skirt that fiber-optical grating temperature sensor little, lightweight and good insulation preformance is used, and this creeping-increasing skirt increases creepage distance, has reduced the occurrence rate of connecting line conduction.
For achieving the above object, the creeping-increasing skirt that the utility model provides a kind of fiber-optical grating temperature sensor to use, comprise the creeping-increasing skirt body that one or more pieces are connected in series successively, described creeping-increasing skirt body is made up of sulphurated siliastic, and creeping-increasing skirt Ti center offers the feedthrough hole suitable with connecting line diameter, the top of described creeping-increasing skirt body forms umbrella-shaped structure after the full skirt that projection neck neck bottom is provided for dust stratification is set.
Wherein, the thickness of described full skirt is the structure distribution of attenuation gradually from center to periphery.
Wherein, the shirt rim place of described full skirt is provided with the arc limit seamlessly transitting.
Wherein, described projection neck neck is one-body molded with full skirt.
Wherein, described projection neck neck is cylinder barrel shaped.
Wherein, described full skirt is circular full skirt, oval full skirt or polygon full skirt.
The beneficial effects of the utility model are: compared with prior art, the creeping-increasing skirt that the fiber-optical grating temperature sensor that the utility model provides is used, this creeping-increasing skirt is made up of sulphurated siliastic material, has good insulating properties, and also has the little lightweight characteristic of volume; This creeping-increasing skirt adopts the umbrella design of upper ledge neck neck bottom full skirt, the dust of landing is directly dropped on full skirt and does not drop on connecting line, makes the accumulation of dust occur interrupting, and can not form the staubosphere of continuous conduction, thereby avoid conduction; Meanwhile, the existence of creeping-increasing skirt, has also increased the coverage of dust on whole connecting line and creeping-increasing skirt surface, has increased surface creepage distance; In addition, center arranges feedthrough hole, changes existing solid construction, can conveniently be sleeved on connecting line, has realized quickly and easily and having installed.The utlity model has that good insulation preformance, overall structure are little, lightweight, creepage distance enough large, the features such as convenient and practical are installed.
Brief description of the drawings
Fig. 1 is the structure chart of single creeping-increasing skirt body in the utility model;
Fig. 2 is the cutaway view of Fig. 1;
Fig. 3 is the structure chart after multiple creeping-increasing skirt body serial connections in the utility model.
Main element symbol description is as follows:
10, creeping-increasing skirt body 101, feedthrough hole
102, projection neck neck 103, full skirt
104, arc limit
Embodiment
In order more clearly to explain the utility model, below in conjunction with accompanying drawing, the utility model is further described.
Refer to Fig. 1-3, the creeping-increasing skirt that fiber-optical grating temperature sensor of the present utility model is used, comprise the creeping-increasing skirt body 10 that one or more pieces are connected in series successively, creeping-increasing skirt body 10 is made up of sulphurated siliastic, and creeping-increasing skirt Ti10 center offers the feedthrough hole 101 suitable with connecting line diameter, the top of creeping-increasing skirt body 10 arranges projection neck and leads 102 bottoms to be provided for the rear formation umbrella-shaped structure of full skirt 103 of dust stratification.
Compared to the situation of prior art, the creeping-increasing skirt that the fiber-optical grating temperature sensor that the utility model provides is used, this creeping-increasing skirt is made up of sulphurated siliastic material, has good insulating properties, and also has the little lightweight characteristic of volume; This creeping-increasing skirt adopts upper ledge neck to lead the umbrella design of 102 bottom full skirts 103, the dust of landing is directly dropped on full skirt 103 and does not drop on connecting line, makes the accumulation of dust occur interrupting, and can not form the staubosphere of continuous conduction, thereby avoid conduction; Meanwhile, the existence of creeping-increasing skirt, has also increased the coverage of dust on whole connecting line and creeping-increasing skirt surface, has increased surface creepage distance; In addition, center arranges feedthrough hole 101, changes existing solid construction, can conveniently be sleeved on connecting line, has realized quickly and easily and having installed.The utlity model has that good insulation preformance, overall structure are little, lightweight, creepage distance enough large, the features such as convenient and practical are installed.
In the present embodiment, the thickness of full skirt 103 is the structure distribution of attenuation gradually from center to periphery.The design of this structure, neither affects the dust stratification effect of full skirt 103, and can alleviate the weight of creeping-increasing skirt.Certainly; best execution mode is the structure distribution of attenuation gradually; also can design according to actual conditions the thickness of full skirt 103; if the execution mode that the thickness of full skirt 103 is changed; so also can be understood as simple deformation of the present utility model or conversion, fall into protection range of the present utility model.
In the present embodiment, the shirt rim place of full skirt 103 is provided with the arc limit 104 seamlessly transitting.Because connecting line inside is very thin glass fiber, glass filament construction is frangible, and the design on arc limit 104 makes at suit when connecting line, and the phenomenon of effectively avoiding connecting line to fracture has extended useful life of connecting line.
In the present embodiment, projection neck neck 102 is one-body molded with full skirt 103.Best execution mode is integrated, also can be according to the complexity of processing, and select projection neck neck 102 directly to process with full skirt 103.
In the present embodiment, projection neck neck 102 is cylinder barrel shaped.Full skirt 103 is circular full skirt, oval full skirt or polygon full skirt.Projection neck neck 102 is not limited to cylinder barrel shaped, can also be polygon tubular etc., as long as can ensure that the execution mode that projection neck leads 102 inside to be provided with feedthrough hole 101 all can; In like manner, the shape of full skirt 103 is also limited to, as long as the execution mode that guarantee is umbrella-shaped structure all can.If the change to projection neck neck 102 or full skirt 103 shapes, so also can be understood as is to simple deformation of the present utility model or conversion, all falls in protection range of the present utility model.
Disclosed is above only several specific embodiment of the present utility model, but the utility model is not limited thereto, and the changes that any person skilled in the art can think of all should fall into protection range of the present utility model.
Claims (6)
1. the creeping-increasing skirt that fiber-optical grating temperature sensor is used, it is characterized in that, comprise the creeping-increasing skirt body that one or more pieces are connected in series successively, described creeping-increasing skirt body is made up of sulphurated siliastic, and creeping-increasing skirt Ti center offers the feedthrough hole suitable with connecting line diameter, the top of described creeping-increasing skirt body forms umbrella-shaped structure after the full skirt that projection neck neck bottom is provided for dust stratification is set.
2. the creeping-increasing skirt that fiber-optical grating temperature sensor according to claim 1 is used, is characterized in that, the thickness of described full skirt is the structure distribution of attenuation gradually from center to periphery.
3. the creeping-increasing skirt that fiber-optical grating temperature sensor according to claim 2 is used, is characterized in that, the shirt rim place of described full skirt is provided with the arc limit seamlessly transitting.
4. the creeping-increasing skirt that fiber-optical grating temperature sensor according to claim 1 is used, is characterized in that, described projection neck neck is one-body molded with full skirt.
5. the creeping-increasing skirt that fiber-optical grating temperature sensor according to claim 4 is used, is characterized in that, described projection neck neck is cylinder barrel shaped.
6. the creeping-increasing skirt of using according to the fiber-optical grating temperature sensor described in claim 1-4 any one, is characterized in that, described full skirt is circular full skirt, oval full skirt or polygon full skirt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420124468.7U CN203826143U (en) | 2014-03-19 | 2014-03-19 | Creepage increasing skirt used for fiber grating temperature sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420124468.7U CN203826143U (en) | 2014-03-19 | 2014-03-19 | Creepage increasing skirt used for fiber grating temperature sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203826143U true CN203826143U (en) | 2014-09-10 |
Family
ID=51481617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420124468.7U Expired - Fee Related CN203826143U (en) | 2014-03-19 | 2014-03-19 | Creepage increasing skirt used for fiber grating temperature sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203826143U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106356160A (en) * | 2016-11-04 | 2017-01-25 | 乌鲁木齐铁路局乌鲁木齐供电段 | Silicone rubber creepage extender shield and mounting technique thereof |
-
2014
- 2014-03-19 CN CN201420124468.7U patent/CN203826143U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106356160A (en) * | 2016-11-04 | 2017-01-25 | 乌鲁木齐铁路局乌鲁木齐供电段 | Silicone rubber creepage extender shield and mounting technique thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140910 Termination date: 20200319 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |