CN209200604U - Compound inslation high temperature wall bushing device - Google Patents
Compound inslation high temperature wall bushing device Download PDFInfo
- Publication number
- CN209200604U CN209200604U CN201821621250.7U CN201821621250U CN209200604U CN 209200604 U CN209200604 U CN 209200604U CN 201821621250 U CN201821621250 U CN 201821621250U CN 209200604 U CN209200604 U CN 209200604U
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- China
- Prior art keywords
- high temperature
- insulation component
- quartzy
- welding
- wall
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Abstract
A kind of compound inslation high temperature wall bushing device, including insulated wall, outer layer insulation component, gas pressure-equalizing device, primary insulation component, storage bodies, main points are: outer layer insulation component is the quartzy duct occlusion sleeve structure with gap, it is that symmetrical quartzy welding tube surface is additionally provided with metal flange with inlet flange in the inlet flange that the intermediate position outer surface welding of quartzy welding pipe fitting has the closed cavity formed with gap to be connected；The gas pressure-equalizing device being arranged in outside insulated wall is connected with inlet flange；The primary insulation component are as follows: the Heat-Resisting Stainless Steel Tube of loading electrode identical as electrodes conduct rod segment length, interior and the glued cylindrical rod for being wound with high temperature resistant mica coiled material；Outer layer insulation component is installed in the insulated wall tapping fixed metal flange for drawing high-field electrode, primary insulation component is inserted into the through-hole of quartzy welding pipe fitting, it is equipped with rain-proof insulator in the outside of insulated wall, connection power supply is connected by electrodes conduct bar with heating element in storage bodies.
Description
Technical field
The utility model relates to a kind of plant-grid connection engineering device technique fields of voltage levels under high temperature environment, especially relate to
And it is a kind of work under 700 degrees Celsius of environment 66kV to 500kV voltage class compound inslation high temperature wall bushing device.
Background technique
The applicant applied for the hair of one " high voltage high temperature resistant wall bushing " to State Intellectual Property Office in 2016
Bright patent has manufactured the high voltage high temperature resistant wall bushing of mica blanket insulation insulation tube built in 80 outer layer quartz glass tubes,
Obtain high-voltage product testing agency, country, the Shitai County Shen Beihu it is approved qualified after, in northeast Dandong Kingsoft power plant, mobilize troop mountain power plant, length
Spring the 4th steam power plant, Yichun Installation in Plant total 16, in the equipment of 66kV voltage class high-temp solid electric heating energy-storage furnace.Pass through
Stable operation of 80 high voltage high temperature resistant wall bushings more than 1 year, this has absolutely proved the feasibility of the patented technology.It is manufacturing
And this high voltage high temperature resistant wall bushing is also observed in use process, it is passing through insulated wall section and is leaving insulated wall innner and outer face
Fifty-fifty meter of distance range is the weak section for being easy to happen voltage breakdown, for the insulation for reaching 66kV voltage class under high temperature environment
It is required that 230 millimeters of Yao Xuanyong outer diameter, 3200 millimeter tube of length, 7 millimeters of wall thickness of quartz glass tube do the outer of wall bushing
Shell manufactures this larger high rejection rate of tubing difficulty, in particular the high voltage high temperature resistant wall bushing of 110kV voltage class, needs
The quartz ampoule difficulty of 3500 millimeters of processing or more length is bigger, increases 110kV above high-temp solid electric heating energy-storage
Furnace plant-grid connection cost.If catching principal contradiction, first with insulation system passing through hitting within the scope of half meter before and after insulated wall
The raising of voltage protection grade is worn, then high voltage high temperature resistant electrode through walls is installed, outer layer can not have to long quartz glass tube.
Utility model content
In view of the deficienciess of the prior art, the purpose of the utility model is to provide a kind of 66kV to 500kV voltage class
Composite insulation structure high temperature wall bushing device, can reduce the production cost of electric heating energy-storage equipment, increase hot environment
The convenience and reliability of lower high voltage power supply access device.
The technical scheme adopted by the utility model is a kind of compound inslation high temperature wall bushing device, it includes to protect
Warm wall, outer layer insulation component, gas pressure-equalizing device, primary insulation component, rain-proof insulator, storage bodies, it is characterised in that: outer layer is exhausted
Edge component be first by two length, wall thickness is identical and packaging clearance is in 5-50 millimeters of quartzy end surfaces welding, be made between suit
Gap is the quartzy welding pipe fitting of closed cavity, and the intermediate position outer surface welding on quartzy welding pipe fitting length direction has and covers
The same material inlet flange that the closed cavity that dress gap is formed is connected is symmetrical quartzy welding tube surface with inlet flange
Coaxially it is additionally provided with metal flange；The gas pressure-equalizing device on the outside of insulated wall is arranged in be connected with inlet flange, the gas is equal
Press fitting is set to the tank body of air pressure in storage insulating gas and balance adjustment closed cavity；The primary insulation component
Are as follows: the Heat-Resisting Stainless Steel Tube of loading electrode identical as electrodes conduct rod segment length, interior, simultaneously gluing is wound with high temperature resistant mica coiled material
Cylindrical rod；Outer layer insulation component is installed in the insulated wall tapping fixed metal flange for drawing high-field electrode, by primary insulation
Component is inserted into the through-hole of quartzy welding pipe fitting, also installs rain-proof insulator in the outside of insulated wall, connection power supply passes through electrode
Conducting rod is connected with the stratie in storage bodies.
In the above technical solution, the storage bodies are the solid fire resistings for being located at strip resistance heating element in insulated wall
Material building block.
In the above technical solution, the insulating gas is sulfur hexafluoride gas or nitrogen.
In the above technical solution, the quartzy welding pipe fitting, which refers to, is leaving fifty-fifty meter of insulated wall innner and outer face distance
The weak section of voltage breakdown, the increased creepage distance of outer surface welding quartz glass full skirt institute easily occur for range content.
In the above technical solution, the electrode is to be equipped with the copper rod that section is drawn in wiring at conductive segment both ends.
In the above technical solution, the interior insulation component refers to by electrode, stainless steel tube, micanite pipe or the short stone of outer layer
English pipe sleeve fills.
The beneficial effects of the utility model are: the compound inslation high temperature wall bushing device, what 110kV operating voltage was selected
Quartzy welding tubular length reduces the production cost of quartz glass tube less than 2000 millimeters, improves safety and the side of installation
Just property.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model
Some embodiments for those of ordinary skill in the art without creative efforts, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is the assembling schematic diagram of compound inslation high temperature wall bushing device in the utility model embodiment；
Fig. 2 is outer layer insulation assembly assembling schematic diagram in the utility model embodiment；
Fig. 3 is primary insulation component assembling schematic diagram in the utility model embodiment.
Number explanation is as follows in figure: 1 insulated wall, 2 rain-proof insulators, 3 metal flanges, 4 quartzy welding pipe fittings, 5 micanite pipes, and 6
Stainless steel tube, 7 inlet flanges, 8 tracheaes, 9 gas voltage balancers, 10 packaging clearances, 11 conductive segments, 12 wiring sections, 13 full skirts, 14 storages
Energy body, 15 conductive strips, 16 insulating gas, 17 welding ends, 18 outer layer insulation components, 19 primary insulation components.
Specific embodiment
Keep the above objects, features, and advantages of the utility model more obvious and easy to understand, with reference to the accompanying drawing 1 and specific
Embodiment is described in further detail the utility model.
Embodiment 1
The compound inslation high temperature wall bushing device that the present embodiment uses, including insulated wall 1, rain-proof insulator 2, metal flange
3, quartzy welding pipe fitting 4, micanite pipe 5, stainless steel tube 6, inlet flange 7 is connected with the tracheae 8 of insulating gas, gas voltage balancer 9,
Packaging clearance 10, conductive segment 11, wiring section 12, full skirt 13, storage bodies 14, conductive strips 15, insulating gas 16, welding end 17, outside
Layer insulation assembly 18, primary insulation component 19.Specific structure are as follows: outer layer insulation component be first by two length, wall thickness it is identical and
The quartzy welding pipe fitting 4 that packaging clearance is closed cavity is made in quartzy end surfaces welding of the packaging clearance 10 at 5-50 millimeters,
Intermediate position outer surface welding on quartzy welding pipe fitting length direction has the closed cavity formed with packaging clearance 10 to be connected
Same material inlet flange, be that symmetrical quartzy 4 surface of welding pipe fitting is coaxially additionally provided with metal flange 3, institute with inlet flange 7
The quartzy welding pipe fitting stated, which refers to, is leaving the weakness that voltage breakdown is easy to happen in the distance range of fifty-fifty meter of insulated wall innner and outer face
Section, the 13 increased creepage distance of institute of outer surface welding quartz glass full skirt；Be arranged in the gas voltage balancer 9 in the outside of insulated wall 1 with
Inlet flange 7 is connected, which is air pressure in storage insulating gas 16 and balance adjustment closed cavity
Tank body；The primary insulation component are as follows: the Heat-Resisting Stainless Steel Tube 6 of loading electrode identical as 15 segment length of electrodes conduct band, interior, simultaneously
Gluing is wound with the micanite pipe 5 that high temperature resistant mica coiled material is in cylindrical rod；It is fixed in the insulated wall tapping for drawing high-field electrode
Metal flange 3 installs outer layer insulation component 18, primary insulation component 19 is inserted into the through-hole of quartzy welding pipe fitting 4, is being protected
Rain-proof insulator 2 is also installed in the outside of warm wall 1, connecing conductive strips 15 and storage bodies in 1 medial electrode wiring section 12 of insulated wall
Stratie connection in 14.
Quartzy welding pipe fitting 4 with metal flange 3 is fixed on insulated wall 1, quartzy 4 protrusion of welding pipe fitting is kept
The consistent and vertical wall in warm 1 inner side and outer side length of wall；It is connected between inlet flange 7 and gas voltage balancer 9 with tracheae 8
Insulating gas channel makes the packaging clearance 10 in quartzy welding pipe fitting 4 full of insulating gas 16；Interior insulation component is packed into quartz
In the through-hole of welding pipe fitting 4, waterproof insulator 2 is installed in the outside of insulated wall, connecing in 1 medial electrode wiring section 12 of insulated wall
Conductive strips 15 connect with the stratie in storage bodies 14, just have power transmission operating condition to this utility model.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power
Subject to the protection scope that benefit requires.
Claims (6)
1. a kind of compound inslation high temperature wall bushing device, it includes insulated wall, outer layer insulation component, gas pressure-equalizing device,
Primary insulation component, rain-proof insulator, storage bodies, it is characterised in that: outer layer insulation component be first by two length, wall thickness it is identical and
The quartzy welding pipe fitting that packaging clearance is closed cavity is made, in stone in quartzy end surfaces welding of the packaging clearance at 5-50 millimeters
It is same that intermediate position outer surface welding on English welding pipe fitting length direction has the closed cavity formed with packaging clearance to be connected
Material inlet flange is that symmetrical quartzy welding tube surface is coaxially additionally provided with metal flange with inlet flange；Setting is being protected
Gas pressure-equalizing device on the outside of warm wall is connected with inlet flange, which is storage insulating gas and balance adjustment
The tank body of air pressure in closed cavity；The primary insulation component are as follows: electricity identical as electrodes conduct rod segment length, built-in
The Heat-Resisting Stainless Steel Tube of pole and the glued cylindrical rod for being wound with high temperature resistant mica coiled material；In the insulated wall for drawing high-field electrode
The fixed metal flange of tapping installs outer layer insulation component, primary insulation component is inserted into the through-hole of quartzy welding pipe fitting,
Rain-proof insulator is also installed in the outside of insulated wall, connection power supply passes through electrodes conduct bar and the stratie phase in storage bodies
Connection.
2. compound inslation high temperature wall bushing device according to claim 1, it is characterised in that: the storage bodies are to set
The solid refractory material building block of strip resistance heating element in insulated wall.
3. compound inslation high temperature wall bushing device according to claim 1, it is characterised in that: the insulating gas is
Sulfur hexafluoride gas or nitrogen.
4. compound inslation high temperature wall bushing device according to claim 1, it is characterised in that: the quartzy welded pipe
Part, which refers to, is leaving the weak section that voltage breakdown is easy to happen in the distance range of fifty-fifty meter of insulated wall innner and outer face, outer surface welding
The increased creepage distance of quartz glass full skirt institute.
5. compound inslation high temperature wall bushing device according to claim 1, it is characterised in that: the electrode is to lead
Electric section both ends are equipped with the copper rod that section is drawn in wiring.
6. compound inslation high temperature wall bushing device according to claim 1, it is characterised in that: the primary insulation group
Part refers to be set with by electrode, stainless steel tube, micanite pipe or the short quartz ampoule of outer layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821621250.7U CN209200604U (en) | 2018-10-08 | 2018-10-08 | Compound inslation high temperature wall bushing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821621250.7U CN209200604U (en) | 2018-10-08 | 2018-10-08 | Compound inslation high temperature wall bushing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209200604U true CN209200604U (en) | 2019-08-02 |
Family
ID=67407231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821621250.7U Withdrawn - After Issue CN209200604U (en) | 2018-10-08 | 2018-10-08 | Compound inslation high temperature wall bushing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209200604U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109494651A (en) * | 2018-10-08 | 2019-03-19 | 沈阳世杰电器有限公司 | Compound inslation high temperature wall bushing device |
-
2018
- 2018-10-08 CN CN201821621250.7U patent/CN209200604U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109494651A (en) * | 2018-10-08 | 2019-03-19 | 沈阳世杰电器有限公司 | Compound inslation high temperature wall bushing device |
| CN109494651B (en) * | 2018-10-08 | 2023-06-30 | 沈阳世杰电器有限公司 | Composite insulation high-temperature wall bushing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190802 Effective date of abandoning: 20230630 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190802 Effective date of abandoning: 20230630 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |