CN208014530U - A kind of Portable high-voltage insulative sleeve - Google Patents
A kind of Portable high-voltage insulative sleeve Download PDFInfo
- Publication number
- CN208014530U CN208014530U CN201820389927.2U CN201820389927U CN208014530U CN 208014530 U CN208014530 U CN 208014530U CN 201820389927 U CN201820389927 U CN 201820389927U CN 208014530 U CN208014530 U CN 208014530U
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- CN
- China
- Prior art keywords
- sleeve
- connecting sleeve
- portable high
- voltage
- insulative
- 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 - Fee Related
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Abstract
The utility model discloses a kind of Portable high-voltage insulative sleeves, including set tube coupling and connecting sleeve, conducting rod is equipped in described sleeve pipe section, dielectric is filled between described sleeve pipe section and the conducting rod, described sleeve pipe section inner wall is equipped with internal thread, the connecting sleeve both ends are equipped with external screw thread, are connected by connecting sleeve between several set tube couplings；The connecting sleeve outer wall is equipped with groove, the sealing structure coordinated with O-ring seal equipped with y-type seal ring in the groove.The utility model uses split type connection structure, and bushing segmentation installation, convenience in transport can be made to be applicable in the installation needs of various length.
Description
Technical field
The utility model is related to high-voltage electrical equipment fields, more particularly to a kind of Portable high-voltage insulative sleeve.
Background technology
During power transmission, bushing is essential connector.Make dielectric with oil or gas, generally
Bushing shell for transformer or breaker casing is made, is usually used in 35 kilovolts of voltage class below.When voltage is more than 35 kilovolts, leading
Set is with insulation tube or packet cable on body, to reinforce insulating.The conductor structure of bushing wears two kinds of cable formula and guide rod type.It wears
Cable formula utilizes the outgoing cable of transformer directly through casing, easy for installation.When operating current be more than 600 ampere-hours, wear cable formula knot
Structure installation is relatively difficult, generally uses guide rod type structure.
To ensure that the safety of power transmission, bushing will have enough length, existing guide rod type bushing usual
It is integral structure, is divided into various specifications, the bushing as needed for buying appropriate length during specifically used, and compared with
All there are various inconvenience in installation and transportational process in long bushing.Therefore, there is an urgent need for one kind disclosure satisfy that various length are wanted
It asks, all very easily bushing structures is installed and transport, to adapt to the needs of power transmission.
Utility model content
The purpose of this utility model is to provide a kind of Portable high-voltage insulative sleeve, above-mentioned of the existing technology to solve
Problem can determine installation length as needed, installing and be quite convenient in transportational process.
To achieve the above object, the utility model provides following scheme：
The utility model provides a kind of Portable high-voltage insulative sleeve, including set tube coupling and connecting sleeve, described sleeve pipe section
It is interior to be equipped with conducting rod, dielectric is filled between described sleeve pipe section and the conducting rod, described sleeve pipe section inner wall is equipped with interior spiral shell
Line, the connecting sleeve both ends are equipped with external screw thread, are connected by connecting sleeve between two set tube couplings；The connecting sleeve outer wall
It is equipped with groove, the sealing structure coordinated with O-ring seal equipped with y-type seal ring in the groove.
Preferably, the connecting sleeve is externally provided with grading ring.
Preferably, described sleeve pipe section is externally provided with beveled structure.
Preferably, elastic core is equipped in the connecting sleeve, the elastic core is externally provided with insulative support parts.
Preferably, the insulative support parts are equipped with the groove coordinated with the conducting rod.
Preferably, the dielectric is transformer oil.
Preferably, the connecting sleeve is equipped with oil filler point.
The utility model achieves following advantageous effects compared with the existing technology：
Portable high-voltage insulative sleeve provided by the utility model, using separate structure, by conventional integral type casing point
It at multiple set tube couplings, is threadedly coupled by connecting sleeve, the transport of casing is facilitated, and installation is also very convenient, according to need
The set tube coupling for choosing sufficient length, is then connected with connecting sleeve, is suitble to wide popularization and application.
Description of the drawings
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 having to pay creative labor, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is the casing section structure schematic diagram of Portable high-voltage insulative sleeve in the utility model；
Fig. 2 is the structural schematic diagram of the connecting sleeve of Portable high-voltage insulative sleeve in the utility model；
In figure：1：Conducting rod, 2：Cover tube coupling, 3：Connecting sleeve, 4：Dielectric, 5：Grading ring, 6：O-ring seal, 7：Y
Type sealing ring, 8：Elastic core, 9：Insulative support parts.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
The purpose of this utility model is to provide a kind of Portable high-voltage insulative sleeve, to solve of the existing technology ask
Topic facilitates the installation and transport of bushing using separate structure, and the power transmission installation of various length is suitble to need.
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, below in conjunction with the accompanying drawings and have
Body embodiment is described in further detail the utility model.
Embodiment 1：
The present embodiment provides a kind of Portable high-voltage insulative sleeves, as shown in Figs. 1-2, including set tube coupling 2 and connecting sleeve
3, set tube coupling 2 is externally provided with the porcelain insulator of umbrella shape, and conducting rod 1 is arranged in set tube coupling 2, is filled between set tube coupling 2 and conducting rod 1 exhausted
Edge medium 4.It covers away from internal thread is equipped at the 5cm of end face on the inside of 2 both ends of tube coupling, 3 both ends end of connecting sleeve is equipped with and the internal thread
The external screw thread of cooperation, and a circle groove is respectively provided with along side wall of the external screw thread far from end face, y-type seal ring and O are equipped in groove
The sealing structure of type sealing ring cooperation, the sealing structure effect is good, and service life is long.Being provided among connecting sleeve 3 can lead
The elastic core 8 of electricity, is equipped with insulative support parts 9 between elastic core 8 and connecting sleeve 3, insulative support parts 9 can fix elasticity
Fuse 8, and be equipped among insulative support parts 9 allow conducting rod 1 by groove.
The Portable high-voltage insulative sleeve of the present embodiment in use, chooses the set tube coupling of sufficient length as needed
2 and respective numbers connecting sleeve 3, screwed with connecting sleeve 3 between each two set tube coupling 2, the conducting rod 1 among set tube coupling 2
It is fixed by the groove of insulative support parts 9 and elasticity of compression fuse 8, two conducting rods 1 is connected by elastic core 8, flexible core
Sub 8 forced compressions, avoid 1 poor contact of conducting rod.It screws rear connecting sleeve 3 and passes through the y-type seal ring in groove, O-shaped sealing
Circle and set 2 inner wall sealing of tube coupling, after the completion of all set tube couplings 2 connect, both ends are sealed by connecting terminal, and connecting terminal is for connecting
Connect lead and outlet.The utility model is simple in structure, installation, convenient transportation, corresponding without selection compared to conventional bushing
The bushing of length only needs sufficient amount of set tube coupling 2 and connecting sleeve 3, is suitable for wide popularization and application.
Further, in this embodiment grading ring 5 is equipped at the middle part of connecting sleeve 3, to each portion in balance set tube coupling 2
The potential difference divided improves voltage's distribiuting situation, avoids the generation of safety accident.
Further, in this embodiment solid isolation medium may be selected in dielectric, liquid transformer oil can also be selected.
When dielectric is transformer oil, offer oil filler point in connecting sleeve 3, by oil filler point to set tube coupling 2 and conducting rod 1 it
Between injection transformer oil.
The utility model applies specific case and is expounded to the principles of the present invention and embodiment, the above reality
The explanation for applying example is merely used to help understand the method and its core concept of the utility model；Meanwhile for the general of this field
Technical staff, according to the thought of the utility model, there will be changes in the specific implementation manner and application range.To sum up,
The content of the present specification should not be construed as a limitation of the present invention.
Claims (8)
1. a kind of Portable high-voltage insulative sleeve, it is characterised in that：Including set tube coupling and connecting sleeve, it is equipped in described sleeve pipe section
Conducting rod fills dielectric between described sleeve pipe section and the conducting rod, described sleeve pipe section inner wall is equipped with internal thread, described
Connecting sleeve both ends are equipped with external screw thread, are connected by connecting sleeve between several set tube couplings；It is set on the connecting sleeve outer wall
It is fluted, the sealing structure equipped with y-type seal ring with O-ring seal cooperation in the groove.
2. Portable high-voltage insulative sleeve according to claim 1, it is characterised in that：The connecting sleeve, which is externally provided with, presses
Ring.
3. Portable high-voltage insulative sleeve according to claim 1, it is characterised in that：Described sleeve pipe section is externally provided with umbrella shape knot
Structure.
4. Portable high-voltage insulative sleeve according to claim 1, it is characterised in that：Elasticity is equipped in the connecting sleeve
Fuse, the elastic core are externally provided with insulative support parts.
5. Portable high-voltage insulative sleeve according to claim 4, it is characterised in that：The insulative support parts are equipped with and institute
State the groove of conducting rod cooperation.
6. Portable high-voltage insulative sleeve according to claim 1, it is characterised in that：The dielectric is transformer
Oil.
7. Portable high-voltage insulative sleeve according to claim 6, it is characterised in that：The connecting sleeve is equipped with oiling
Hole.
8. Portable high-voltage insulative sleeve according to claim 1, it is characterised in that：Multiple described sleeve pipe sections pass through two-by-two
After the connecting sleeve connection, the high-tension insulating bushing both ends of composition connect connecting terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820389927.2U CN208014530U (en) | 2018-03-22 | 2018-03-22 | A kind of Portable high-voltage insulative sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820389927.2U CN208014530U (en) | 2018-03-22 | 2018-03-22 | A kind of Portable high-voltage insulative sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208014530U true CN208014530U (en) | 2018-10-26 |
Family
ID=63890335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820389927.2U Expired - Fee Related CN208014530U (en) | 2018-03-22 | 2018-03-22 | A kind of Portable high-voltage insulative sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208014530U (en) |
-
2018
- 2018-03-22 CN CN201820389927.2U patent/CN208014530U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181026 Termination date: 20190322 |