CN201509003U - Bus and supporting fixed structure and locating device of central conductor - Google Patents
Bus and supporting fixed structure and locating device of central conductor Download PDFInfo
- Publication number
- CN201509003U CN201509003U CN2009203081378U CN200920308137U CN201509003U CN 201509003 U CN201509003 U CN 201509003U CN 2009203081378 U CN2009203081378 U CN 2009203081378U CN 200920308137 U CN200920308137 U CN 200920308137U CN 201509003 U CN201509003 U CN 201509003U
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- CN
- China
- Prior art keywords
- spring
- center conductor
- supporting insulator
- alignment pin
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model relates to a bus, a supporting fixed structure and a locating device of a central conductor; the bus comprises a barrel body, a central conductor and a supporting insulator, the supporting insulator and the central conductor are fixed together by the locating device, the central conductor is supported and assembled on the inner wall surface of the barrel body by the supporting insulator, the locating device is composed of an elastic piece assembled in a mounting hole on the central conductor, a mounting hole assembled on the central conductor by the elastic piece in a pushing way, and a locating piece in the corresponding locating hole of the supporting insulator; the locating device comprises a spring and a locating pin, the tail part of the locating pin is plugged in the spring, the tail part of the spring is a shrinkage structure and the head part thereof is an expanding structure; free supporting assembly is arranged between the supporting insulator and the barrel body, the mounting stress is eliminated to the maximum extent and the service life of the supporting insulator is prolonged.
Description
Technical field
The utility model relates to the bus equipment and the inner support fixed structure and the fixture thereof in a kind of high-voltage switch gear field, relates in particular to the support fixed structure and the positioner of a kind of bus and center conductor thereof.
Background technology
High pressure GIS product length is installed some supporting insulators apart from the bus intermediate demand, be used for supporting the heavy weight bus center conductor of long distance, reduce the mechanical stress that bus center conductor gravity forms two ends fixed insulation, can also prevent that bus center conductor amount of deflection is excessive, influence the product insulation property.Present mounting means is that supporting insulator is fixed on the cylinder inboard wall, and center conductor is installed in the centre bore of supporting insulator.Supporting insulator is usually designed to triangular structure, and advantage is, can reduce the volume of insulator, weight reduction, and the circulation of gas when helping expanded by heating; Shortcoming is, because supporting insulator is to cooperate with cylinder inboard wall and to look for the position to hold out against by adjustment screw fixing by three feets, during site operation, adjustment screw is difficult to find accurately the support on the feet, makes installation difficult; In addition, adjust adjustment screw when mounted earlier and tighten then, desirable position will produce center conductor and the cylindrical shell decentraction causes Installation Stress if adjustment screw is not adjusted to, and influences the life-span of insulator.Therefore, when adopting the triangle insulator, difficulty is fixed in the cylindrical shell centre with the bus center conductor.
The utility model content
Task of the present utility model provides a kind of bus, so that center conductor can be supported on the centre of cylindrical shell easily, and avoids producing Installation Stress.Task of the present utility model also is to provide a kind of support fixed structure and a kind of dowel device of bus center conductor.
The technical solution of the utility model is: a kind of bus, comprise cylindrical shell, center conductor and supporting insulator, described supporting insulator is fixed by positioning device with center conductor and is in the same place, and center conductor passes through the supporting insulator support assemblies on the internal face of cylindrical shell.
Described positioner is made of elastic component in the installing hole that is assemblied on the center conductor and the keeper that is assemblied in by elastic component pushing in the corresponding location hole of installing hole on the center conductor and supporting insulator.
Described elastic component is a spring, described keeper is an alignment pin, the medial extremity of spring is arranged to the structure that closes up, the outboard end of spring is arranged to the enlarging structure, the outer ring of spring and enlarging position coincide and are assemblied on the installing hole inwall of the correspondingly-shaped on the center conductor, the medial segment of alignment pin is inserted on the inner ring wall of spring, and the segmentum laterale plug-in mounting of alignment pin is gone in the location hole of correspondingly-shaped of supporting insulator.
The termination of the segmentum laterale of described alignment pin is the step head, and the location hole of supporting insulator is a big outer small stair through hole in the aperture, and the step head of alignment pin is inserted into the endoporus section of step through-hole.
The location hole of described supporting insulator radially is arranged on adjacent two feet position intermediate.
The support fixed structure of a kind of bus center conductor corresponding with the utility model bus comprises center conductor and supporting insulator, and described supporting insulator is fixed by positioning device with center conductor and is in the same place.
Described positioner is made of elastic component in the installing hole that is assemblied on the center conductor and the keeper that is assemblied in by elastic component pushing in the corresponding location hole of installing hole on the center conductor and supporting insulator.
Described elastic component is a spring, described keeper is an alignment pin, the medial extremity of spring is arranged to the structure that closes up, the outboard end of spring is arranged to the enlarging structure, the outer ring of spring and enlarging position coincide and are assemblied on the installing hole inwall of the correspondingly-shaped on the center conductor, the medial segment of alignment pin is inserted on the inner ring wall of spring, and the segmentum laterale plug-in mounting of alignment pin is gone in the location hole of correspondingly-shaped of supporting insulator.
The termination of the segmentum laterale of described alignment pin is the step head, and the location hole of supporting insulator is a big outer small stair through hole in the aperture, and the step head of alignment pin is inserted into the endoporus section of step through-hole.
Simultaneously, a kind of positioner of the present utility model comprises spring and alignment pin, and the afterbody of alignment pin is inserted in the spring, and the afterbody of described spring is that throat structure, head are the enlarging structure.
The beneficial effects of the utility model are: because the utility model is fixed by positioning device supporting insulator and is in the same place with center conductor, center conductor passes through the supporting insulator support assemblies on the internal face of cylindrical shell, during construction, earlier supporting insulator and center conductor are fixed, and then center conductor gone in the cylindrical shell together with supporting insulator is integral plugged, convenient and easily realized the assembling construction of bus.Simultaneously,, eliminated Installation Stress to a great extent, prolonged the useful life of supporting insulator owing to be free support assemblies between supporting insulator and the cylindrical shell.In addition, the utility model adopts elastic positioning device, also has the effect of making Installation Stress up, for booster action is arranged the useful life that prolongs supporting insulator.The closing in of positioner of the present utility model and wealthy mouth structure, be specially adapted to the thin occasion of center conductor and supporting insulator wall, compact conformation is easy to realize, size to the part of needs location is less demanding, can be applied to two parts relative positions fixing of mechanical field.
Description of drawings
Fig. 1 is the structural representation of the utility model bus;
Fig. 2 is the partial enlarged drawing of Fig. 1;
Fig. 3 is the support fixed structure schematic diagram of the utility model bus center conductor;
Fig. 4 is the structural representation of positioner of the present utility model.
Embodiment
In Fig. 1, a kind of bus, comprise cylindrical shell 5, center conductor 2, triangular support insulator 4, spring 3 and alignment pin 1, supporting insulator 4 is fixed by positioning device with center conductor 2 and is in the same place, and center conductor 2 passes through supporting insulator 4 support assemblies on the internal face of cylindrical shell 5.Spring 3 medial extremitys are arranged to the structure that closes up, outboard end is arranged to the enlarging structure, spring 3 coincide by the structure of self and is assemblied in the hole with respective shapes of center conductor 2, the medial segment of alignment pin 1 is inserted on the inner ring wall of spring 3, blocked by spring 3, be fixed in the spring 3, the termination of the segmentum laterale of alignment pin 1 is the step head, location hole on the supporting insulator 4 is a big outer small stair through hole in the aperture, under the effect of spring force, the step head of alignment pin 1 is inserted in the endoporus section of interior big little step through-hole outward on the supporting insulator 4.The fixed insulation period of the day from 11 p.m. to 1 a.m, the center conductor 2 of earlier spring 3 being packed into is provided with in the hole of spring, to sell 1 again and put into spring, then triangle insulator 4 will be enclosed within on the center conductor 2, press downside pin 1, mobile insulator 4, allow location hole alignment pin 1 on the insulator 4, decontrol pin 1, the location hole that just is pressed on the insulator 4 at the head of the effect downside pin 1 of spring force has suffered, after assembling, center conductor is gone in the cylindrical shell 5 together with supporting insulator is integral plugged.
The fixture of fixed support insulator and center conductor is the spring holder device in the present embodiment, also can be spring ball structure or adjustment screw structure.
In Fig. 2, a kind of supporting adn fixing device of bus center conductor comprises triangular support insulator 4, and center conductor 2, spring 3 and alignment pin 1, supporting insulator 4 are fixed by positioning device with center conductor 2 and are in the same place.Spring 3 medial extremitys are arranged to the structure that closes up, outboard end is arranged to the enlarging structure, spring 3 coincide by the structure of self and is assemblied in the hole with respective shapes of center conductor 2, the medial segment of alignment pin 1 is inserted on the inner ring wall of spring 3, blocked by spring 3, be fixed in the spring 3, the termination of the segmentum laterale of alignment pin 1 is the step head, under the effect of spring force, the step head of alignment pin 1 is inserted in the endoporus section of interior big little step through-hole outward on the supporting insulator 4.The fixed insulation period of the day from 11 p.m. to 1 a.m, the center conductor 2 of earlier spring 3 being packed into is provided with in the hole of spring, to sell 1 again and put into spring, then triangle insulator 4 is enclosed within on the center conductor 2, press downside pin 1, mobile insulator 4 allows location hole alignment pin 1 on the insulator 4, decontrol pin 1, the location hole that just is pressed on the insulator 4 at the head of the effect downside pin 1 of spring force has suffered.
In Fig. 3, a kind of locating pin structure comprises spring 3 and alignment pin 1, and the afterbody of spring 3 is that throat structure, head are the enlarging structure.The afterbody of alignment pin 1 is inserted in the spring 3.
Claims (10)
1. a bus comprises cylindrical shell, center conductor and supporting insulator, it is characterized in that: described supporting insulator is fixed by positioning device with center conductor and is in the same place, and center conductor passes through the supporting insulator support assemblies on the internal face of cylindrical shell.
2. bus according to claim 1 is characterized in that: described positioner is made of elastic component in the installing hole that is assemblied on the center conductor and the keeper that is assemblied in by elastic component pushing in the corresponding location hole of installing hole on the center conductor and supporting insulator.
3. bus according to claim 2, it is characterized in that: described elastic component is a spring, described keeper is an alignment pin, the medial extremity of spring is arranged to the structure that closes up, the outboard end of spring is arranged to the enlarging structure, the outer ring of spring and enlarging position coincide and to be assemblied on the installing hole inwall of the correspondingly-shaped on the center conductor, and the medial segment of alignment pin is inserted on the inner ring wall of spring, and the segmentum laterale plug-in mounting of alignment pin is gone in the location hole of correspondingly-shaped of supporting insulator.
4. bus according to claim 3 is characterized in that: the termination of the segmentum laterale of described alignment pin is the step head, and the location hole of supporting insulator is a big outer small stair through hole in the aperture, and the step head of alignment pin is inserted into the endoporus section of step through-hole.
5. according to claim 2,3 or 4 described buses, it is characterized in that: the location hole of described supporting insulator radially is arranged on adjacent two feet position intermediate.
6. the support fixed structure of a bus center conductor comprises center conductor and supporting insulator, it is characterized in that: described supporting insulator is fixed by positioning device with center conductor and is in the same place.
7. support fixed structure according to claim 6 is characterized in that: described positioner is made of elastic component in the installing hole that is assemblied on the center conductor and the keeper that is assemblied in by elastic component pushing in the corresponding location hole of installing hole on the center conductor and supporting insulator.
8. support fixed structure according to claim 7, it is characterized in that: described elastic component is a spring, described keeper is an alignment pin, the medial extremity of spring is arranged to the structure that closes up, the outboard end of spring is arranged to the enlarging structure, the outer ring of spring and enlarging position coincide and to be assemblied on the installing hole inwall of the correspondingly-shaped on the center conductor, and the medial segment of alignment pin is inserted on the inner ring wall of spring, and the segmentum laterale plug-in mounting of alignment pin is gone in the location hole of correspondingly-shaped of supporting insulator.
9. support fixed structure according to claim 8, it is characterized in that: the termination of the segmentum laterale of described alignment pin is the step head, the location hole of supporting insulator is a big outer small stair through hole in the aperture, and the step head of alignment pin is inserted into the endoporus section of step through-hole.
10. a positioner comprises spring and alignment pin, it is characterized in that: the afterbody of alignment pin is inserted in the spring, and the afterbody of described spring is that throat structure, head are the enlarging structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203081378U CN201509003U (en) | 2009-08-17 | 2009-08-17 | Bus and supporting fixed structure and locating device of central conductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203081378U CN201509003U (en) | 2009-08-17 | 2009-08-17 | Bus and supporting fixed structure and locating device of central conductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201509003U true CN201509003U (en) | 2010-06-16 |
Family
ID=42470125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203081378U Expired - Lifetime CN201509003U (en) | 2009-08-17 | 2009-08-17 | Bus and supporting fixed structure and locating device of central conductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201509003U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112992438A (en) * | 2021-03-18 | 2021-06-18 | 福建榕灿建设发展有限公司 | Insulator structure for power transmission and transformation engineering and installation method |
-
2009
- 2009-08-17 CN CN2009203081378U patent/CN201509003U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112992438A (en) * | 2021-03-18 | 2021-06-18 | 福建榕灿建设发展有限公司 | Insulator structure for power transmission and transformation engineering and installation method |
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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 |
Granted publication date: 20100616 |
|
| CX01 | Expiry of patent term |