CN202042412U - Touchable high-voltage circuit breaker - Google Patents
Touchable high-voltage circuit breaker Download PDFInfo
- Publication number
- CN202042412U CN202042412U CN2011201659249U CN201120165924U CN202042412U CN 202042412 U CN202042412 U CN 202042412U CN 2011201659249 U CN2011201659249 U CN 2011201659249U CN 201120165924 U CN201120165924 U CN 201120165924U CN 202042412 U CN202042412 U CN 202042412U
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- Prior art keywords
- end conductive
- pole
- conductive interface
- connection bar
- moved end
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- 230000007246 mechanism Effects 0.000 claims abstract description 30
- 239000004065 semiconductor Substances 0.000 claims abstract description 16
- 239000011810 insulating material Substances 0.000 claims abstract description 12
- 238000009413 insulation Methods 0.000 claims description 26
- 238000004146 energy storage Methods 0.000 claims description 9
- 229920001971 elastomer Polymers 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 230000008033 biological extinction Effects 0.000 claims description 2
- 239000003990 capacitor Substances 0.000 claims description 2
- 230000005684 electric field Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 abstract 2
- 238000001514 detection method Methods 0.000 abstract 1
- 238000002791 soaking Methods 0.000 abstract 1
- 230000003068 static effect Effects 0.000 abstract 1
- 238000007789 sealing Methods 0.000 description 3
- 229910018503 SF6 Inorganic materials 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 description 2
- 229920002943 EPDM rubber Polymers 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012946 outsourcing Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 229960000909 sulfur hexafluoride Drugs 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
A touchable high-voltage circuit breaker relates to a high-voltage switch device and comprises three insulating posts and a mechanism box body, wherein a switch-off/on handle and an energy storing handle are arranged outside the mechanism box body; the switch-off/on handle and the energy storing mechanism are connected with an operation mechanism in a mechanism box through levers; an output crankarm of the operation mechanism is linked with a transmission rotating shaft; the transmission rotating shaft is linked with a linked push rod through a shifting fork; the upward and downward movement of a contact in a vacuum arc extinguish chamber is realized by pulling the push rod and an insulating pull rod upwards and downwards, so that the switch-off and switch-on of a three-phase high-voltage circuit breaker is realized; each insulating post is provided with three conenction ports, i.e. a movable terminal conductive interface, a static terminal conductive interface and a voltage detection point lead interface respectively; and a current mutual inductor and a zero-sequence mutual inductor are arranged outside the movable end conductive interface, and are cast integrally. The utility model has the beneficial effects that: the touchable high-voltage circuit breaker has a simple structure and a novel design; the same standard wiring ports at the two ends of the insulating post can be connected with wiring plugs (bases) of various forms without additionally arranging any wiring bus, so that the structure is simplified, the cost of equipment is saved; and the three-phase insulating posts are integrally molded and sealed with an insulating material, and semiconductor shielding layers are arranged inside and outside for balancing the electric field, so that direct contact is available, moisture resistance and rainwater soaking resistance are realized, and the application range of the high-voltage circuit breaker is widened.
Description
Technical field
The utility model relates to high voltage switching device, specifically is a kind of tangibly primary cut-out.
Background technology
Primary cut-out (or claim high-voltage switch gear) it not only can cut off or the closed high circuit in no-load current and load current, and when Circuits System breaks down, can cut off overload current and short circuit current, have quite perfect arc extinguishing structure and enough cutout abilities.Circuit breaker generally can be divided into: oil circuit breaker (bulk-oil circuit-breaker, oil-minimum breaker), sulfur hexafluoride breaker (SF6 circuit breaker), vacuum circuit-breaker, compressed-air circuit breaker etc.
At present, existing high-pressure vacuum breaker is made up of vacuum interrupter and galvanic circle, mechanism case etc.The insulation of galvanic circle generally is made of organic insulating material outsourcing silicon rubber or epoxy resin etc., this high-pressure vacuum breaker in use, because the conductor Electric Field Distribution is unbalanced, the outside phenomenon that always has leakage current, can only be installed on the post when therefore installing out of doors, still along with the transformation of 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.
The utility model content
It is a kind of safe in utilization that the technical problem that the utility model solved is to provide, and the outside full-shield primary cut-out that can touch.
The technical problem that the utility model solved realizes by the following technical solutions:
A kind of tangibly primary cut-out, comprise three insulation poles and mechanism's casing, outer setting divide-shut brake handle and energy storage handle at mechanism's casing, described divide-shut brake handle and energy storage handle are connected with operating mechanism in the mechanism case by lever, the output toggle arm and the drive shaft of described operating mechanism link, drive shaft is by linking between shift fork and the interlock push rod, realize up and down that by pulling push rod and insulated tension pole the indoor contact of vacuum extinction moves up and down, thereby reach the disconnection and the closure of the primary cut-out of control three-phase, it is characterized in that: the surfaces externally and internally of described insulation pole all is provided with the layer of semiconductor screen, described every pole that insulate mutually is provided with three Wiring ports, be respectively the moved end conductive interface, quiet end conductive interface and voltage detecting point lead-in wire interface, outer setting at described moved end conductive interface has current transformer and zero-sequence transformer, and two kinds of instrument transformers are cast as one.
Described instrument transformer is fixed on the pole by fastener.
Described shield semiconductors layer is made by specific rubber, preferably modified EPT rubber.
Be the soft connecting mode of lead between conducting end and the moved end conductive interface under the vacuum interrupter in the described insulation pole.
Described insulation pole is provided with capacitor as the voltage detecting point.
The further technical scheme of the utility model is, described moved end conductive interface and quiet end conductive interface place are provided with moved end conductive connection bar and quiet end conductive connection bar respectively, with described moved end conductive connection bar and quiet end conductive connection bar is that radial arrangement is to guarantee the personal distance of high-tension bus-bar wiring place, the high-tension bus-bar that is connected external electrical network by moved end conductive connection bar with quiet end conductive connection bar, outside at described moved end conductive connection bar and quiet end conductive connection bar is surrounded by insulating material, between moved end conductive connection bar and the moved end conductive interface, all use the insulating material integral manufacturing between quiet end conductive connection bar and the quiet end conductive interface, the Wiring port place can guarantee its sealing property.
The technical scheme that also has is, described high potential cable termination is set directly in moved end conductive interface and the quiet end conductive interface, all use the insulating material integral manufacturing between high potential cable termination and moved end conductive interface and the quiet end conductive interface, the Wiring port place can guarantee its sealing property.
The insulation pole that described three-phase has a cavity is respectively A pole, B pole and the C pole that insulate mutually that insulate mutually that insulate mutually.
The interior periphery of described three phase isolated pole is provided with the shield semiconductors layer, and is one-body molded between described shield semiconductors layer and the described three phase isolated pole, and described shield semiconductors layer is covered described three phase isolated pole fully, with mechanism's casing conducting and ground connection.
The beneficial effects of the utility model are simple in structure, novel in design, because the identical standard Wiring port in insulation pole two ends can connect various forms of connector lugs (seat), do not need to install in addition the wiring busbar, structurally ten minutes simplifies, saved the cost of equipment, and the three phase isolated pole is the sealing of insulating material global formation, inside and outside all be provided with the shield semiconductors layer, balanced electric field, therefore can directly contact, ability is soaked by humidity and rainwater, has expanded the scope of application of primary cut-out.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the front schematic view of Fig. 1;
Fig. 3 is a basic pattern front schematic view of the present utility model;
Fig. 4 is a basic pattern side schematic view of the present utility model;
Fig. 5 is first kind of mode of connection (the junction pole mode of connection) side schematic view in the utility model;
Fig. 6 is the front schematic view of Fig. 5;
Fig. 7 is the schematic top plan view of Fig. 5;
Fig. 8 is second kind of mode of connection of the utility model (cable connection mode) side schematic view;
Fig. 9 is the front schematic view of Fig. 8.
1-insulation pole among the figure, 2-mechanism casing, 3-divide-shut brake handle, 4-energy storage handle, the 5-drive shaft, the 51-shift fork, the 6-push rod that links, the 7-rocking arm, the 8-push rod, the 9-insulated tension pole, the 10-vacuum interrupter, 11-moved end conductive interface, 111-moved end conductive connection bar, the quiet end conductive interface of 12-, the quiet end conductive connection of 121-bar, 13-voltage detecting point lead-in wire interface, the 14-zero-sequence transformer, the 15-current transformer, 16-instrument transformer fastener, the 17-high potential cable termination, 18-shield semiconductors layer, the 19-operating mechanism.
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 Fig. 1, Fig. 2, Fig. 3 and shown in Figure 4, a kind of tangibly primary cut-out, comprise three insulation poles 1 and mechanism's casing 2, three insulation poles 1 are respectively insulation pole A, insulation pole B and insulation pole C, divide-shut brake handle 3 and energy storage handle 4 are installed in outside at mechanism's casing 2, wherein divide-shut brake handle 3 and energy storage handle 4 control operation mechanisms 19, the output toggle arm of operating mechanism and drive shaft 5 link, drive shaft 5 is connected by the end of shift fork 51 with interlock push rod 6, interlock push rod 6 also is installed in the inside of mechanism's casing 2, the other end connects the rocking arm 7 of three-phase; be connected between rocking arm 7 and the push rod 8; by the rotation of rocking arm 7; can spur push rod 8 and move up and down; owing to be to link mutually between push rod 8 and the insulated tension pole 9, realize that the contact that insulated tension pole 9 drives in the vacuum interrupter 10 moves up and down, thereby reach the disconnection and the closure of the primary cut-out of control three-phase.The pole 1 that wherein insulate is provided with three electrical interfaces, be respectively moved end conductive interface 11, quiet end conductive interface 12 and voltage detecting point lead-in wire interface 13, outside at moved end Wiring port 11 is equipped with instrument transformer, the integral body that instrument transformer is made up of current transformer 14 and zero-sequence transformer 15 is fixed on the insulation pole 1 with instrument transformer fastener 16.Be flexible coupling by lead between 10 times conducting end of vacuum interrupter in insulation pole 1 and the moved end conductive interface 11.Interior periphery at three insulation poles 1 is provided with the shield semiconductors layer 18 that ethylene propylene diene rubber is made, one-body molded between shield semiconductors layer 18 and three the insulation pole 1, shield semiconductors layer 18 is covered three insulation poles 1 and 2 conductings of mechanism's casing and ground connection fully, so balanced electric field, controlled leakage current, can touch with hand, and not have the danger of getting an electric shock.
The utility model in use, at first operate energy storage handle 4, make operating mechanism 19 energy storage in mechanism's casing 2, " closing " direction of actuating on/off switch handle 3 makes operating mechanism 19 release energy then, output rocking arm in the operating mechanism 19 drives drive shaft 5 rotations, shift fork 51 on the drive shaft 5 promotes interlock push rod 6 again, owing to all be interactive the connection between interlock push rod 6 and the rocking arm 7, therefore; rocking arm 7 rotation; promote push rod 8 and insulated tension pole 9 and move upward, thus make the contact closure in the vacuum interrupter 10 in the insulation pole 1 and realize breaker closing.During separating brake, " branch " direction of branch handle 3 is closed in actuating, promptly realizes breaker open operation.
As Fig. 5, Fig. 6 and shown in Figure 7, first kind of mode of connection (the junction pole mode of connection) in the utility model: moved end conductive connection bar 111 and quiet end conductive connection bar 121 are installed respectively at moved end conductive interface 11 and quiet end conductive interface 12 places, moved end conductive connection bar 111 and quiet end conductive connection bar 121 as shown are radial arrangement to guarantee the personal distance of high-tension bus-bar wiring place, the high-tension bus-bar that is connected external electrical network by moved end conductive connection bar 111 with quiet end conductive connection bar 121, outside at moved end conductive connection bar 111 and quiet end conductive connection bar 121 is surrounded by insulating material, between moved end conductive connection bar 111 and the moved end conductive interface 11, also carry out insulated enclosure between quiet end conductive connection bar 121 and the quiet end conductive interface 12 and handle with insulating material.
As Fig. 8, shown in Figure 9, second kind of mode of connection of the utility model (cable connection mode), high potential cable termination 17 directly is inserted on moved end conductive interface 11 and the quiet end conductive interface 12, carries out insulated enclosure with insulating material between high potential cable termination 17 and moved end conductive interface 11 and the quiet end conductive interface 12 and handle.
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 (10)
1. tangibly primary cut-out, comprise three insulation poles and mechanism's casing, outer setting divide-shut brake handle and energy storage handle at mechanism's casing, described divide-shut brake handle and energy storage handle are connected with operating mechanism in the mechanism case by lever, the output toggle arm and the drive shaft of described operating mechanism link, drive shaft is by linking between shift fork and the interlock push rod, realize up and down that by pulling push rod and insulated tension pole the indoor contact of vacuum extinction moves up and down, it is characterized in that: the surfaces externally and internally of described insulation pole all is provided with the layer of semiconductor screen, described every pole that insulate mutually is provided with three Wiring ports, be respectively the moved end conductive interface, quiet end conductive interface and voltage detecting point lead-in wire interface, outer setting at described moved end conductive interface has current transformer and zero-sequence transformer, and two kinds of instrument transformers are cast as one.
2. according to the described tangibly primary cut-out of claim 1, it is characterized in that: described current transformer and zero-sequence transformer are fixed on the insulation pole by fastener.
3. according to the described tangibly primary cut-out of claim 1, it is characterized in that: be the soft connecting mode of lead under the vacuum interrupter in the described insulation pole between conducting end and the moved end conductive interface.
4. according to the described tangibly primary cut-out of claim 1, it is characterized in that: described insulation pole is provided with capacitor as the voltage detecting point.
5. according to the described tangibly primary cut-out of claim 1, it is characterized in that: described three insulation poles are respectively A pole, B pole and the C pole that insulate mutually that insulate mutually that insulate mutually.
6. according to the described tangibly primary cut-out of claim 1, it is characterized in that: the interior periphery of described three phase isolated pole is provided with the shield semiconductors layer, one-body molded between described shield semiconductors layer and the described three phase isolated pole, described shield semiconductors layer is covered described three phase isolated pole fully, with mechanism's casing conducting and ground connection.
7. according to claim 1 or 6 described tangibly primary cut-outs, it is characterized in that: described shield semiconductors layer is made by specific rubber, preferably modified EPT rubber.
8. according to the described tangibly primary cut-out of claim 1, it is characterized in that: described moved end conductive interface and quiet end conductive interface place are provided with moved end conductive connection bar and quiet end conductive connection bar respectively, with described moved end conductive connection bar and quiet end conductive connection bar is radial arrangement, is connected the high-tension bus-bar of external electrical network with quiet end conductive connection bar by moved end conductive connection bar.
9. described according to Claim 8 tangibly primary cut-out, it is characterized in that: the outside at described moved end conductive connection bar and quiet end conductive connection bar is surrounded by insulating material, between moved end conductive connection bar and the moved end conductive interface, all use the insulating material integral manufacturing between quiet end conductive connection bar and the quiet end conductive interface.
10. according to the described tangibly primary cut-out of claim 1, it is characterized in that: described high potential cable termination is set directly in moved end conductive interface and the quiet end conductive interface, all uses the insulating material integral manufacturing between high potential cable termination and moved end conductive interface and the quiet end conductive interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201659249U CN202042412U (en) | 2011-05-23 | 2011-05-23 | Touchable high-voltage circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201659249U CN202042412U (en) | 2011-05-23 | 2011-05-23 | Touchable high-voltage circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202042412U true CN202042412U (en) | 2011-11-16 |
Family
ID=44969848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201659249U Expired - Lifetime CN202042412U (en) | 2011-05-23 | 2011-05-23 | Touchable high-voltage circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202042412U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102280300A (en) * | 2011-05-23 | 2011-12-14 | 宏秀电气(安徽)有限公司 | Touchable high-voltage breaker |
| CN105719899A (en) * | 2016-04-25 | 2016-06-29 | 宏秀电气有限公司 | Intelligent high-voltage dual-power vacuum circuit breaker |
| CN106057561A (en) * | 2016-04-25 | 2016-10-26 | 信尔德科技有限公司 | Intelligent high-voltage vacuum circuit breaker |
| CN106098462A (en) * | 2016-08-12 | 2016-11-09 | 镇江世晟电气有限公司 | Modularized vacuum switchs |
-
2011
- 2011-05-23 CN CN2011201659249U patent/CN202042412U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102280300A (en) * | 2011-05-23 | 2011-12-14 | 宏秀电气(安徽)有限公司 | Touchable high-voltage breaker |
| CN105719899A (en) * | 2016-04-25 | 2016-06-29 | 宏秀电气有限公司 | Intelligent high-voltage dual-power vacuum circuit breaker |
| CN106057561A (en) * | 2016-04-25 | 2016-10-26 | 信尔德科技有限公司 | Intelligent high-voltage vacuum circuit breaker |
| CN106098462A (en) * | 2016-08-12 | 2016-11-09 | 镇江世晟电气有限公司 | Modularized vacuum switchs |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: XINERDE TECHNOLOGY CO., LTD. Free format text: FORMER NAME: HONGXIU ELECTRIC (ANHUI) CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 239000 Century Avenue, Anhui, Chuzhou, No. 677 Patentee after: XINERDE TECHNOLOGY CO., LTD. Address before: 239000 Langya Industrial Park, Anhui, Chuzhou Patentee before: Hongxiu Electrical (Anhui) Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20111116 |
|
| CX01 | Expiry of patent term |