CN105449622B - Connecting sleeve and the casing bit for using the connecting sleeve - Google Patents
Connecting sleeve and the casing bit for using the connecting sleeve Download PDFInfo
- Publication number
- CN105449622B CN105449622B CN201510828364.3A CN201510828364A CN105449622B CN 105449622 B CN105449622 B CN 105449622B CN 201510828364 A CN201510828364 A CN 201510828364A CN 105449622 B CN105449622 B CN 105449622B
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- Prior art keywords
- support cylinder
- connecting sleeve
- connector drum
- right support
- cylinder
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- 230000002093 peripheral effect Effects 0.000 claims abstract description 6
- 239000004020 conductor Substances 0.000 claims description 25
- 238000007789 sealing Methods 0.000 claims description 15
- 239000012212 insulator Substances 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 238000001179 sorption measurement Methods 0.000 claims description 4
- 239000003463 adsorbent Substances 0.000 claims 1
- 238000005538 encapsulation Methods 0.000 claims 1
- 238000009413 insulation Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000006837 decompression Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000032696 parturition Effects 0.000 description 1
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- Coupling Device And Connection With Printed Circuit (AREA)
- Surgical Instruments (AREA)
Abstract
The present invention relates to the casing bits of connecting sleeve and the use connecting sleeve, connecting sleeve includes left support cylinder, middle support cylinder and the right support cylinder in fan-shaped arrangement, it further include the axial connector drum for being fixedly connected with respective holder extended along the longitudinal direction, the front end of connector drum is provided with the bus bar canister attachment structure for being connected with respective three-phase bus casing, and left support cylinder, middle support cylinder and right support cylinder are circumferentially arranged on the peripheral surface of the connector drum.Lateral cylinder in the prior art is eliminated in the present invention, connector drum is directly fixed on holder when use, left, center, right support cylinder is also directly arranged in connector drum, simplify the structure of connecting sleeve, the overall dimensions for reducing connecting sleeve, the miniaturization that is conducive to branch sleeve is tight, gathering develops.
Description
Technical field
The present invention relates to the casing bits of connecting sleeve and the use connecting sleeve.
Background technology
Overhead line needs the set for having used insulation and supporting role when introducing GIS device or being drawn by GIS device
Pipe device, casing bit include connecting sleeve and the conductor that is set in connecting sleeve, the compact-sized degree shadow of casing bit
Ring the compact-sized degree of GIS entirety, thus how to realize casing bit miniaturization, simplify and it is cost effective become it is each
The important topic of a GIS producers exploitation design.
Existing connecting sleeve " a kind of bushing assembly " as disclosed in Chinese patent CN201708470U, including axis
The i.e. lateral cylinder of the outer housing extended in left-right direction, the upper end of lateral cylinder is arranged at intervals with left support cylinder along its length
Body, intermediate supports cylinder and right support cylinder, left, center, right support cylinder to arrange that the rear end of lateral cylinder is provided with axis in fan-shaped
The connector drum for being connected with three-phase bus casing that line extends along the longitudinal direction, to ensure the intensity of left and right support cylinder,
It is provided with reinforcing rib between left and right support cylinder and lateral cylinder.In use, lateral cylinder is supported and is fixed on holder,
Insulating sleeve is assembled in left, center, right support cylinder upper end respectively, bushing conductor is provided in insulating sleeve, lateral cylinder is provided with
The phase change conductor in tank being connected with bushing conductor, phase change conductor in tank are connected with the three-phase bus in three-phase bus casing.Existing this company
Female connector pipe has problems in that：To ensure that left, center, right support the insulation distance of cylinder, left, center, right support cylinder to need to keep
Sector structure is caused the fan-shaped distribution of left, center, right cylinder to be not easy to ensure, is needed complexity due to the transversary of lateral cylinder
Positioning tool, process are complicated；In addition lateral cylinder finally needs to be arranged but also entire connecting sleeve occupied space is larger
The connector drum vertical with lateral cylinder is connected with three-phase bus casing, and the structure of entire connecting sleeve is also complex.
Invention content
The purpose of the present invention is to provide a kind of connecting sleeves, same to solve lateral cylinder and connector drum in the prior art
When there is a problem of and cause connecting sleeve complicated；It is a kind of using the connecting sleeve the present invention also aims to provide
Casing bit.
To solve the above-mentioned problems, the technical solution of connecting sleeve is in the present invention：
Connecting sleeve includes in left support cylinder, middle support cylinder and the right support cylinder of sector arrangement, further includes axial direction
The connector drum for being fixedly connected with respective holder extended along the longitudinal direction, the front end of connector drum be provided with for phase
The bus bar canister attachment structure for answering three-phase bus casing connected, left support cylinder, middle support cylinder and right support cylinder are circumferentially
It is set on the peripheral surface of the connector drum.
Left support cylinder, right support cylinder are symmetrically arranged centered on middle support cylinder, the length of middle support cylinder
The length of shorter than left and right support cylinder.
The bottom of left support cylinder is provided with the left support abutment for being supported by holder, and the bottom setting of right support cylinder is useful
In the right support abutment supported by holder.
Left support cylinder, middle support cylinder and right support cylinder are welded to connect with connector drum.
Left support cylinder, right support cylinder and middle support cylinder are in same plane in the front-back direction.
The rear end of connector drum is provided with sealing plate, and water adsorption device is provided on the leading flank of sealing plate, is also set on sealing plate
It is equipped with explosion-protection equipment.
The technical solution of middle sleeve device of the present invention is：
Casing bit, including connecting sleeve, connecting sleeve include in the left support cylinder of fan-shaped arrangement, middle support cylinder and
The upper end of right support cylinder, left, center, right support cylinder is both provided with insulating sleeve, and connecting sleeve further includes axially along front and back
To the connector drum for being fixedly connected with respective holder of extension, the front end of connector drum is provided with for female with respective three-phase
The connected bus bar canister attachment structure of thread casing, left support cylinder, middle support cylinder and right support cylinder are circumferentially arranged in institute
It states on the peripheral surface of connector drum.
The bottom of left support cylinder is provided with the left support abutment for being supported by holder, and the bottom setting of right support cylinder is useful
In the right support abutment supported by holder.
Left support cylinder, middle support cylinder and right support cylinder are welded to connect with connector drum, left support cylinder, right branch
It supports cylinder and middle support cylinder is in same plane in the front-back direction.
Bus bar canister attachment structure is the insulator for being encapsulated in connector drum front end, and left support cylinder coaxial line is coated with a left side
Conducting rod, coaxial line is coated with middle conducting rod in middle support tube body, and coaxial line is coated with right conducting rod in right support cylinder, insulation
The commutation conductor being correspondingly arranged respectively with each conducting rod is fixed on son, each conducting rod is removable respectively to be plugged in corresponding commutation conductor
On.
Beneficial effects of the present invention are：Eliminate lateral cylinder in the prior art in the present invention, connector drum when use
It being directly fixed on holder, left, center, right support cylinder is also directly arranged in connector drum, simplifies the structure of connecting sleeve,
The overall dimensions for reducing connecting sleeve are conducive to miniaturization, the densification development of branch sleeve.
Description of the drawings
Fig. 1 is the usage state diagram of one embodiment of middle sleeve device of the present invention；
Fig. 2 is the right view of Fig. 1；
Fig. 3 is the structural schematic diagram of connecting sleeve in Fig. 1；
Fig. 4 is the left view of Fig. 3；
Fig. 5 is the cooperation schematic diagram of each conducting rod and corresponding commutation conductor in Fig. 1；
Fig. 6 is the structural schematic diagram of each conducting rod and another view directions of corresponding commutation conductor cooperation in Fig. 1.
Specific implementation mode
The implementation of casing bit is for example shown in Fig. 1 ~ 6：Including connecting sleeve, connecting sleeve includes axially prolonging along the longitudinal direction
The rear end of the connector drum 1 stretched, connector drum 1 is provided with sealing plate 10, and water adsorption device is provided on the leading flank of sealing plate 10
8, water adsorption device is made of the material that can be absorbed water, for preventing having moisture in connecting sleeve.It is additionally provided on sealing plate anti-
Quick-fried device 7, explosion-protection equipment 7 include the decompression cover for running through the relief hole of sealing plate and being covered in by rivet on relief hole, when GIS is sent out
When giving birth to failure and internal pressure being made to increase, rivet is truncated, and internal gas can be escaped by decompression cover, will not be caused because of connection
Cylinder bursts and endangers the safety of surrounding people.The front end of connector drum is provided with for being connected with respective three-phase bus casing 5
Bus bar canister attachment structure, median generatrix cylinder connection structure of the present invention is to be installed on the insulator 4 of connector drum front end, insulation
Son is connected to each other with three-phase bus casing, and interface flange is both provided with groove, is sealed using sealing ring, ensures whole device
Sealing performance.Fig. 1 middle terms 6 indicate to be connected with connector drum after wall, three-phase bus casing 5 are pierced by by wall 6, wall and company
There is certain distance between female connector pipe, ensure the insulating requirements at casing bit electrification position and wall.
It is circumferentially spaced on the middle part peripheral surface of connecting sleeve length direction to be welded with left support cylinder 21, middle support cylinder
22 and right support cylinder 23, left support cylinder 21, middle support cylinder 22 and right support cylinder 23 are arranged in fan-shaped, respectively support cylinder
Upper end be both provided with insulating sleeve 2, left support cylinder, right support cylinder are symmetrically arranged centered on middle support cylinder,
The length for being shorter in length than left and right support cylinder of middle support cylinder.Left support cylinder, right support cylinder and middle support cylinder are in
In same plane in the front-back direction, between left support cylinder and middle support cylinder and middle support cylinder and right support cylinder
Angle be 45 degree, such arrangement form not only reduces the size of equipment, and ensure that between each insulating sleeve
Insulation distance, for ensure support cylinder between intensity, between left support cylinder and middle support cylinder and middle support cylinder and the right side
It is respectively arranged with reinforcing rib 24,12 between support cylinder.For the mechanical load intensity for ensureing outside support tube body, left support cylinder
21 bottom is provided with the left support abutment 9 for being supported by holder, and the bottom of right support cylinder 23 is provided with for being supported by holder 3
Right support abutment 14, left and right bearing directly supports by holder 3, ensure that the external mechanical load demand of support cylinder.Fig. 4 middle terms
25 indicate the cartridge mount for being connected with holder for being set to connector drum lower end.
21 coaxial line of left support cylinder is coated with left conducting rod 17, and coaxial line is coated with middle conducting rod in middle support cylinder 22
26, coaxial line is coated with right conducting rod 27 in right support cylinder 23, passes through respectively in three middle conductors being embedded on insulator
Switching conductor 15 is connected with commutation conductor 16, and switching conductor is U-shaped structure, and a side wall of U-shaped structure passes through bolt and centre
Conductor is connected, another side wall is connected by bolt with commutation conductor, and three commutation conductors are arranged in sector in connector drum,
Not only meet high-tension apparatus space insulation requirement, but also meet mechanical strength, conductor ampacity needs.It is respectively provided on each commutation conductor
There is slot, the lower end of each conducting rod is removable to be plugged in corresponding slot, and the periphery of conducting rod is provided with the bullet contacted with slot
Spring fingertip, conducting rod and the commutation removable inserting of conductor, had not only met conductor electrical connection needs, but also keep casing bit convenient for disassembly and assembly.
In other embodiments of the invention：Each support cylinder can also be integrally formed in connector drum；Busbar cylinder connects
Binding structure can also be the flange arrangement being integrally formed in connector drum；Each conducting rod can also pass through bolt and corresponding commutation
Conductor is connected；Center conductor on insulator can also directly be connected with commutation conductor；The pressure relief plate of explosion-protection equipment can also lead to
Spring compression is crossed on relief hole, when pressure is more than certain value, pressure relief plate overcomes acting force of the spring and opens relief hole.
The implementation of connecting sleeve is for example shown in Fig. 1 ~ 6：The concrete structure of connecting sleeve and above-mentioned each casing bit embodiment
Described in connecting sleeve it is identical, this will not be detailed here.
Claims (8)
1. connecting sleeve includes left support cylinder, middle support cylinder and right support cylinder in sector arrangement, it is characterised in that：
Further include the axial connector drum for being fixedly connected with respective holder extended along the longitudinal direction, the front end setting of connector drum
It is useful for the bus bar canister attachment structure being connected with respective three-phase bus casing, left support cylinder, middle support cylinder and right support
Cylinder is circumferentially arranged on the peripheral surface of the connector drum, and the rear end of connector drum is provided with sealing plate, the leading flank of sealing plate
On be provided with water adsorption device, explosion-protection equipment, left support cylinder, right support cylinder and middle support cylinder are additionally provided on sealing plate
In in same plane in the front-back direction.
2. connecting sleeve according to claim 1, it is characterised in that：Left support cylinder, right support cylinder are with middle support tube
It is symmetrically arranged centered on body, the length for being shorter in length than left and right support cylinder of middle support cylinder.
3. connecting sleeve according to claim 1, it is characterised in that：The bottom of left support cylinder is provided with for by holder
The left support abutment of support, the bottom of right support cylinder are provided with the right support abutment for being supported by holder.
4. connecting sleeve according to claim 1, it is characterised in that：Left support cylinder, middle support cylinder and right support cylinder
Body is welded to connect with connector drum.
5. casing bit, including connecting sleeve, connecting sleeve includes left support cylinder, middle support cylinder and the right side in fan-shaped arrangement
Cylinder, the upper end of left, center, right support cylinder is supported to be both provided with insulating sleeve, it is characterised in that：Connecting sleeve further includes axial direction
The connector drum for being fixedly connected with respective holder extended along the longitudinal direction, the front end of connector drum be provided with for phase
The bus bar canister attachment structure for answering three-phase bus casing connected, left support cylinder, middle support cylinder and right support cylinder are circumferentially
It is set on the peripheral surface of the connector drum, the rear end of connector drum is provided with sealing plate, and water is provided on the leading flank of sealing plate
Point adsorbent equipment, is additionally provided with explosion-protection equipment on sealing plate, left support cylinder, right support cylinder and middle support cylinder in perpendicular to
In same plane in the front-back direction.
6. casing bit according to claim 5, it is characterised in that：The bottom of left support cylinder is provided with for by holder
The left support abutment of support, the bottom of right support cylinder are provided with the right support abutment for being supported by holder.
7. casing bit according to claim 5, it is characterised in that：Left support cylinder, middle support cylinder and right support cylinder
Body is welded to connect with connector drum.
8. according to the casing bit described in claim 5-7 any one, it is characterised in that：Bus bar canister attachment structure is encapsulation
Insulator in connector drum front end, left support cylinder coaxial line are coated with left conducting rod, and coaxial line installs in middle support tube body
There is a middle conducting rod, coaxial line is coated with right conducting rod in right support cylinder, is fixed on insulator corresponding with each conducting rod respectively
The commutation conductor of setting, each conducting rod is removable respectively to be plugged on corresponding commutation conductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510828364.3A CN105449622B (en) | 2015-11-25 | 2015-11-25 | Connecting sleeve and the casing bit for using the connecting sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510828364.3A CN105449622B (en) | 2015-11-25 | 2015-11-25 | Connecting sleeve and the casing bit for using the connecting sleeve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105449622A CN105449622A (en) | 2016-03-30 |
| CN105449622B true CN105449622B (en) | 2018-10-02 |
Family
ID=55559540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510828364.3A Active CN105449622B (en) | 2015-11-25 | 2015-11-25 | Connecting sleeve and the casing bit for using the connecting sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105449622B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106353647A (en) * | 2016-08-29 | 2017-01-25 | 广东电网有限责任公司电力科学研究院 | Strong current generator |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7604293A (en) * | 1976-04-22 | 1977-10-25 | Coq Bv | Multiphase HV power switch - has all phase switches in common cylinder providing compact construction |
| CN201708470U (en) * | 2010-06-13 | 2011-01-12 | 河南平高东芝高压开关有限公司 | High-pressure bushing assembly |
| CN202059092U (en) * | 2011-04-12 | 2011-11-30 | 山东泰开高压开关有限公司 | Connection structure for connecting triphase enclosed GIS combination electric appliance with transformer |
| CN203707644U (en) * | 2014-01-20 | 2014-07-09 | 浙江开关厂有限公司 | GIS bushing seat |
| CN204424837U (en) * | 2015-02-05 | 2015-06-24 | 维龙（镇江）电工研究院有限公司 | Three-phase combined type steel pipe type cable |
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2015
- 2015-11-25 CN CN201510828364.3A patent/CN105449622B/en active Active
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| Publication number | Publication date |
|---|---|
| CN105449622A (en) | 2016-03-30 |
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