CN201773750U - Three-phase special-shaped joint full-shielded touchable vacuum circuit breaker - Google Patents
Three-phase special-shaped joint full-shielded touchable vacuum circuit breaker Download PDFInfo
- Publication number
- CN201773750U CN201773750U CN2010202398415U CN201020239841U CN201773750U CN 201773750 U CN201773750 U CN 201773750U CN 2010202398415 U CN2010202398415 U CN 2010202398415U CN 201020239841 U CN201020239841 U CN 201020239841U CN 201773750 U CN201773750 U CN 201773750U
- Authority
- CN
- China
- Prior art keywords
- phase
- circuit breaker
- touchable
- shielded
- vacuum circuit
- 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
Links
Images
Landscapes
- Gas-Insulated Switchgears (AREA)
Abstract
A three-phase special-shaped joint full-shielded touchable vacuum circuit breaker comprises three-phase insulating posts and a box provided with an operating mechanism and a controller. The three-phase insulating posts with cavities are parallelly arranged on the outer wall of the box; the cavity of each insulating post is communicated with the operating mechanism inside the box by the aid of an insulating pull rod; a vacuum arc extinguishing chamber is arranged inside the cavity of each insulating post; a fixed end of the vacuum arc extinguishing chamber is electrically connected with a corresponding first outlet conducting connector; a movable end capable of moving inside the vacuum arc extinguishing chamber is electrically connected with a corresponding second outlet conducting connector after moving forwards; the second outlet conducting connector on each of the three-phase insulating posts and the vacuum arc extinguishing chamber are arranged into special shapes; the second outlet conducting connectors of the insulating posts at two ends respectively deviate towards two sides at a certain angle with the corresponding vacuum arc extinguishing chamber; and the second outlet conducting connector on the middle insulating post is perpendicular to the corresponding vacuum arc extinguishing chamber. The three-phase special-shaped joint full-shielded touchable vacuum circuit breaker has the advantages of simple structure, novel design, extremely exquisite structure because of no mutual interference between the connectors of the same phase, equipment cost economization, capability of being directly touched because of integrally formed and sealed outsides of the insulating posts, capability of being mounted and used underwater, and great expansion of the use range of the vacuum circuit breaker.
Description
Technical field
The utility model relates to a kind of high voltage switching device, specifically is a kind of full-shielded touchable vacuum circuit breaker with three-phase compromise joints.
Background technology
At present, present stage, existing high-pressure vacuum breaker was made of vacuum interrupter and galvanic circle, outer field silastic cord breaker and epoxy resin layer etc., this high-pressure vacuum breaker in use, the outside phenomenon that always has leakage current takes place, can only be installed on the pillar when therefore installing out of doors, but continuous transformation along with urban distribution network, overhead wire originally is converted into underground cable, controller switching equipment also will turn to undergroundly for this reason, and just needed a kind of all insulation and hermetic vacuum switch this moment.
China Patent No. is 03230964.3, name is called " tangibly vacuum circuit-breaker " and discloses a kind of surface at original epoxy resin layer and add one semiconductor layer, the outer surface of semiconductor layer also is provided with the ternary third rubber-covered screen, reach all insulation and totally-enclosed structure with this, make vacuum circuit-breaker have protection against the tide, corrosion resistant characteristics, but switch can manually touch under band point situation.Specifically can be referring to shown in Figure 1; but such vacuum circuit-breaker; semiconductor layer does not carry out ground protection between insulation screen and epoxy resin layer; therefore as long as exist leakage current will make outside insulation screen have floating potential in the vacuum circuit-breaker; also the phenomenon that shocks by electricity can occur when human body touches, security performance is not fine.Exist also simultaneously that the contact site is not a good electrical contact between the casing of semiconductor layer and vacuum circuit-breaker, also have certain potential safety hazard.
In order better to overcome the above problems, China Patent No. is 200920000827.7, name is called " tangibly vacuum circuit-breaker " and then improves and disclose a kind of the electrical connection with water conservancy diversion less than 4 ohm the electric installation that is used for ground connection at semiconductor layer and resistance and go out to exist floating potential on the semiconductor layer, well solved the leakage current problem that exists on the vacuum circuit-breaker outside, people's phenomenon that when touching, can not shock by electricity.Though but we find that after use the integral sealing of vacuum circuit-breaker and insulation effect are good, but vacuum circuit-breaker all is with three groups of insulated column A, B, C constitutes, outlet conducting end on three groups of insulated columns looks point-blank from the side, referring to shown in Figure 2, and A, B, outlet conducting end on the C insulated column is respectively the joint of three-phase, if single installation vacuum circuit-breaker the time, only need be with A, B, the outlet conducting end of three groups of insulated columns of C connects into respectively in each phase splitter and can finish, do not demonstrated any inconvenience part this moment, but now because the load that requires in the power transmission and transformation line is increasing, frequent meeting is used a plurality of vacuum circuit-breakers is merged the back use, after merging, because A, B, the position of C insulated column point-blank, as shown in Figure 3, will cause busbar to be not easy to connect, so in order to satisfy A, B, the consistency of each outlet conducting end joint of C insulated column, just need be by three groups of branch line busbars being set with the A on each vacuum circuit-breaker, B, the outlet conducting end of C insulated column is drawn the back respectively and is being linked together with busbar, insert in the phase splitter then, reach the order of use, so just make complex structure when a plurality of vacuum circuit-breakers are installed, waste raw material, increased the cost of equipment.
The utility model content
The technical problem that the utility model solved is to provide a kind of novel structure, full-shielded touchable vacuum circuit breaker with three-phase compromise joints easy to use.
The technical problem that the utility model solved realizes by the following technical solutions:
A kind of full-shielded touchable vacuum circuit breaker with three-phase compromise joints, comprise that three-phase has the insulated column and the casing that operating mechanism and controller are housed of cavity, described three phase isolated post is arranged on the outer wall of casing after side by side, in the cavity of every phase insulated column and the operating mechanism of the inside of casing be connected by insulated tension pole, and in the cavity of described every phase insulated column, vacuum interrupter is set, the indoor quiet end of described vacuum extinction is electrically connected with the first outlet conductive contact, can after moving forward, be electrically connected in the indoor mobile moved end of described vacuum extinction with the second outlet conductive contact, it is characterized in that: the first outlet conductive contact on the described three phase isolated post is seen in the side and is the straight line setting, perpendicular to described vacuum interrupter, second outlet conductive contact on the described three phase isolated post and vacuum interrupter are abnormity and are provided with, the second outlet conductive contact on the insulated column at two ends is offset to both sides respectively, be certain angle with vacuum interrupter, the second outlet conductive contact on the middle insulated column is perpendicular to vacuum interrupter.
The insulated column that described three-phase has cavity is respectively A phase insulated column, B phase insulated column and C insulated column mutually.
The periphery of described three phase isolated post is provided with semiconductor layer, and is one-body molded between described semiconductor layer and the described three phase isolated post, and described semiconductor layer is covered described three phase isolated post fully.
Be connected with insulating sealer on the described insulated tension pole, described insulating sealer is made of two parts, and a part is extensile insulating sealer, and a part is fixing insulating sealer.
Described fixing insulating sealer is sealed in the junction of described insulated column and casing by bonding agent, and an end and casing join, and an end of the other end and extensile insulating sealer joins.
Another end of described extensile insulating sealer is connected the top of insulated tension pole, described extensile insulating sealer undulate on insulated tension pole, when being used for insulated tension pole and moving forward, extensile insulating sealer also can move forward simultaneously, remains sealing.
Described extensile insulating sealer and fixing insulating sealer are made by silicon rubber, ethylene propylene diene rubber or modified polymer material.
The utility model in use, be provided with because the second outlet conductive contact on the three phase isolated post is abnormity, so all diverge to mutually between the joint of three-phase, the joint of each homophase then presents point-blank, when connecting each phase joint, can the mutual interference of outlet phase.
The beneficial effects of the utility model are simple in structure, modern design owing to the phase mutual interference can not occur between the joint of homophase, does not therefore just need to install in addition the branch line busbar, just the joint of three homophases can be coupled together by a busbar, very convenient, structurally simplifying of ten minutes saved the cost of equipment, and insulated column is outward the global formation sealing, can directly touch, and can install and use under water, the very big scope of application of having expanded vacuum circuit-breaker.
Description of drawings
Fig. 1 is a vacuum circuit breaker constructions schematic diagram in the prior art;
Fig. 2 is the structural representation of vacuum circuit-breaker in the another kind of prior art;
Fig. 3 is with a plurality of back side by side of the vacuum circuit-breaker among Fig. 2 structural representation;
Fig. 4 is the vacuum circuit breaker constructions schematic diagram of three-phase abnormity joint of the present utility model;
Fig. 5 is the structural representation of A phase insulated column among Fig. 4;
Fig. 6 is the structural representation of B phase insulated column among Fig. 4;
Fig. 7 is the structural representation of C phase insulated column among Fig. 4;
The insulating sealer that 1-three phase isolated post, 2-casing, 3-semiconductor layer, 11-insulation railing, 12-vacuum interrupter, the 13-second outlet conductive contact, the 14-first outlet conductive contact, 15-insulating sealer, the extensile insulating sealer of 151-, 152-fix among the figure.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
As shown in Figure 4, a kind of full-shielded touchable vacuum circuit breaker with three-phase compromise joints, comprise that three-phase has the insulated column 1 and the casing 2 that operating mechanism and controller are housed of cavity, the insulated column 1 that three-phase has cavity is respectively A phase insulated column, B phase insulated column and C be insulated column mutually, A phase insulated column and C insulated column mutually are positioned at the both sides of B phase insulated column, with the A phase, B mutually with C mutually insulated column be arranged on the outer wall of casing 2 after side by side, in the cavity of every phase insulated column and the operating mechanism of the inside of casing 2 be connected by insulated tension pole 11, and vacuum interrupter 12 is set in the cavity of every phase insulated column, wherein the quiet end in the vacuum interrupter 12 is electrically connected with the first outlet conductive contact 14, the moved end that can move in vacuum interrupter 12 is electrically connected with the second outlet conductive contact 13 after moving, the first outlet conductive contact 14 on the three phase isolated post seen in the side be the straight line setting, perpendicular to vacuum interrupter 12, second outlet conductive contact 13 on the three phase isolated post and vacuum interrupter 12 are abnormity and are provided with, A mutually with C insulated column mutually on the second outlet conductive contact 13 be offset to both sides respectively, be the skew of 30-60 degree with vacuum interrupter 12, referring to Fig. 5, shown in Figure 6, the second outlet conductive contact 13 on the insulated column of B phase is perpendicular to vacuum interrupter 12, referring to shown in Figure 7.
As shown in Figure 4, be provided with semiconductor layer 3 uniformly in the periphery of the insulated column 1 of three-phase, one-body molded between the insulated column 1 of semiconductor layer 3 and three-phase, semiconductor layer 3 is covered fully the insulated column 1 of three-phase.
As Fig. 5, Fig. 6 or shown in Figure 7, be connected with insulating sealer 15 on the insulated tension pole 11, insulating sealer 15 is made of two parts, a part is extensile insulating sealer 151, a part is fixing insulating sealer 152, wherein extensile insulating sealer 151 and fixing insulating sealer 152 are made by modified polymer material, fixing insulating sealer 152 is sealed in the junction of the insulated column 1 and the casing 2 of three-phase by bonding agent, one end and casing 2 join, an end of the other end and extensile insulating sealer 151 joins, at extensile insulating sealer 151 1 ends with after fixing 152 1 ends of insulating sealer are connected, another end of extensile insulating sealer 151 is connected the top of insulated tension pole 11, extensile insulating sealer 151 undulate on insulated tension pole 11, when being used for insulated tension pole 11 and moving forward, extensile insulating sealer 151 also can move forward simultaneously, remains sealing.
More than show and described basic principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the specification just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (8)
1. full-shielded touchable vacuum circuit breaker with three-phase compromise joints, comprise that three-phase has the insulated column and the casing that operating mechanism and controller are housed of cavity, described three phase isolated post is arranged on the outer wall of casing after side by side, in the cavity of every phase insulated column and the operating mechanism of the inside of casing be connected by insulated tension pole, and in the cavity of described every phase insulated column, vacuum interrupter is set, the indoor quiet end of described vacuum extinction is electrically connected with the first outlet conductive contact, can after moving forward, be electrically connected in the indoor mobile moved end of described vacuum extinction with the second outlet conductive contact, it is characterized in that: the first outlet conductive contact on the described three phase isolated post is seen in the side and is the straight line setting, perpendicular to described vacuum interrupter, second outlet conductive contact on the described three phase isolated post and vacuum interrupter are abnormity and are provided with, the second outlet conductive contact on the insulated column at two ends is offset to both sides respectively, be certain angle with vacuum interrupter, the second outlet conductive contact on the middle insulated column is perpendicular to vacuum interrupter.
2. according to the described full-shielded touchable vacuum circuit breaker with three-phase compromise joints of claim 1, it is characterized in that: the insulated column that described three-phase has cavity is respectively A phase insulated column, B phase insulated column and C insulated column mutually.
3. according to the described full-shielded touchable vacuum circuit breaker with three-phase compromise joints of claim 1, it is characterized in that: the periphery of described three phase isolated post is provided with semiconductor layer, one-body molded between described semiconductor layer and the described three phase isolated post, described semiconductor layer is covered described three phase isolated post fully.
4. according to the described full-shielded touchable vacuum circuit breaker with three-phase compromise joints of claim 1, it is characterized in that: be connected with insulating sealer on the described insulated tension pole, described insulating sealer is made of two parts, and a part is extensile insulating sealer, and a part is fixing insulating sealer.
5. according to the described full-shielded touchable vacuum circuit breaker with three-phase compromise joints of claim 4, it is characterized in that: described fixing insulating sealer is sealed in the junction of described insulated column and casing by bonding agent, one end and casing join, and an end of the other end and extensile insulating sealer joins.
6. according to the described full-shielded touchable vacuum circuit breaker with three-phase compromise joints of claim 4, it is characterized in that: another end of described extensile insulating sealer is connected the top of insulated tension pole.
7. according to the described full-shielded touchable vacuum circuit breaker with three-phase compromise joints of claim 4, it is characterized in that: described extensile insulating sealer undulate on insulated tension pole.
8. according to the described full-shielded touchable vacuum circuit breaker with three-phase compromise joints of claim 4, it is characterized in that: described extensile insulating sealer and fixing insulating sealer are made by silicon rubber, ethylene propylene diene rubber or modified polymer material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202398415U CN201773750U (en) | 2010-06-28 | 2010-06-28 | Three-phase special-shaped joint full-shielded touchable vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202398415U CN201773750U (en) | 2010-06-28 | 2010-06-28 | Three-phase special-shaped joint full-shielded touchable vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201773750U true CN201773750U (en) | 2011-03-23 |
Family
ID=43753593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202398415U Expired - Fee Related CN201773750U (en) | 2010-06-28 | 2010-06-28 | Three-phase special-shaped joint full-shielded touchable vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201773750U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101882529A (en) * | 2010-06-28 | 2010-11-10 | 郑文秀 | Full-shielded touchable vacuum circuit breaker with three-phase compromise joints |
| CN102832076A (en) * | 2012-08-31 | 2012-12-19 | 扬州扬开凯越科技有限公司 | Full-insulated full-enclosed compact type outdoor vacuum circuit breaker |
-
2010
- 2010-06-28 CN CN2010202398415U patent/CN201773750U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101882529A (en) * | 2010-06-28 | 2010-11-10 | 郑文秀 | Full-shielded touchable vacuum circuit breaker with three-phase compromise joints |
| CN102832076A (en) * | 2012-08-31 | 2012-12-19 | 扬州扬开凯越科技有限公司 | Full-insulated full-enclosed compact type outdoor vacuum circuit breaker |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201364853Y (en) | Touchable vacuum circuit breaker | |
| CN107887807A (en) | A kind of disconnecting link formula three-station protected type solid insulation ring main unit | |
| CN107546072A (en) | A kind of earth leakage protective device being easily installed with wiring | |
| CN201812731U (en) | Decussate fully-screened vacuum circuit breaker | |
| CN102881508B (en) | Solid insulation pole | |
| CN201498869U (en) | Vacuum ring main unit | |
| CN201773750U (en) | Three-phase special-shaped joint full-shielded touchable vacuum circuit breaker | |
| CN101859662A (en) | Cross full-shielded vacuum circuit breaker | |
| CN204706509U (en) | A kind of flexible connection structure of thermoplastic plastic pole | |
| CN201820686U (en) | Three-station disconnecting switch | |
| CN101930870B (en) | Three-phase three-station cable-isolating connector fully-shielded vacuum breaker | |
| CN101882529A (en) | Full-shielded touchable vacuum circuit breaker with three-phase compromise joints | |
| CN103001167B (en) | A kind of solid insulated busbar syndeton be connected with user side for switchgear | |
| CN200986975Y (en) | Inner cone insertion type cable tapping box | |
| CN203150467U (en) | Vacuum arc quenching chamber solid-closure insulating sleeve of vacuum ring net switch device | |
| CN204068136U (en) | Solid insulation transfer bus and gas-insulated switchgear | |
| CN202856229U (en) | Solid insulating ring main unit | |
| CN202949199U (en) | Solid insulation busbar connection structure for connecting switch device and user side | |
| CN205282976U (en) | Aerify cabinet and gu seal utmost point post thereof | |
| CN201812734U (en) | Three-phase three-station cable joint isolated overall-shield vacuum circuit breaker | |
| CN203674064U (en) | Split type solid-sealed post terminal structure | |
| CN203339559U (en) | Multifunctional fixing sealing assembly with lower-grounding | |
| CN204117945U (en) | Hermetically sealed vacuum circuit-breaker | |
| CN201084633Y (en) | A solid-sealed pole | |
| CN209119753U (en) | High-voltage wall bushing applied to switchgear |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110323 Termination date: 20110628 |