CN211957532U - Outdoor high-voltage intelligent vacuum circuit breaker - Google Patents
Outdoor high-voltage intelligent vacuum circuit breaker Download PDFInfo
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- CN211957532U CN211957532U CN202020413926.4U CN202020413926U CN211957532U CN 211957532 U CN211957532 U CN 211957532U CN 202020413926 U CN202020413926 U CN 202020413926U CN 211957532 U CN211957532 U CN 211957532U
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- circuit breaker
- connecting rod
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- pin
- spring
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Abstract
The utility model relates to an outdoor high-voltage intelligent vacuum circuit breaker, this outdoor high-voltage intelligent vacuum circuit breaker, including circuit breaker main part and isolator, one side of circuit breaker main part is equipped with isolator, and isolator includes isolation switch, head pole, terminal block, first connecting rod, slide, bottom plate, second connecting rod, curb plate and spring catch, and the upper end of isolation switch is through the pivot connecting head pole, and the right-hand member of head pole fixedly connects the terminal block, and the right side of terminal block cooperates with the last wiring terminal of circuit breaker main part; the upper part of the isolation disconnecting link is connected with a lower wire inlet terminal of the breaker main body through a pin shaft, the lower end of the isolation disconnecting link is connected with the upper end of a first connecting rod through a pin shaft, and the lower end of the first connecting rod is connected with a sliding seat through a pin shaft; the utility model discloses a chain operation circuit breaker operating handle of action and isolation switch of slide carry out the disconnection operation of separating brake and isolation switch in step, avoid forgetting the problem of operating isolator, guarantee maintenance personal's safety.
Description
Technical Field
The utility model belongs to the technical field of the circuit breaker, concretely relates to outdoor high-pressure intelligent vacuum circuit breaker.
Background
The vacuum circuit breaker is named because arc extinguishing media and insulating media of contact gaps after arc extinguishing are high vacuum; the arc extinguishing device has the advantages of small volume, light weight, suitability for frequent operation and no need of maintenance for arc extinguishing, and is relatively popularized in power distribution networks. The vacuum circuit breaker is an indoor power distribution device in a 3-10 kV and 50Hz three-phase alternating-current system, can be used for protecting and controlling electrical equipment in industrial and mining enterprises, power plants and transformer substations, is particularly suitable for use places requiring no oil, less maintenance and frequent operation, and can be arranged in a middle cabinet, a double-layer cabinet and a fixed cabinet to be used for controlling and protecting high-voltage electrical equipment.
Vacuum circuit breakers mainly comprise three major parts: vacuum interrupter, electromagnetism or spring operating mechanism, support and other parts. The isolating knife switch, also called isolating switch, is a high-voltage switch electric appliance used for isolating power supplies of various power supply lines, and is used for isolating the power-on part and the power-off part of equipment to form an obvious disconnection point when the equipment is overhauled, so that the overhauled equipment is isolated from a power system. Outdoor vacuum circuit breaker generally is equipped with isolator for guarantee maintenance safety, but isolator among the prior art and circuit breaker operating handle are independent setting, and circuit breaker operating handle separating brake often appears but forgets the condition of isolation isolator, makes isolator can't play due effect in maintaining.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a make isolator and the chain outdoor high-pressure intelligence vacuum circuit breaker of circuit breaker operating handle just for solving above-mentioned problem.
The utility model discloses a following technical scheme realizes above-mentioned purpose:
outdoor high-voltage intelligent vacuum circuit breaker, including circuit breaker main part and isolating mechanism, the circuit breaker main part includes utmost point post, box, operating handle, last incoming wire terminal, lower incoming wire terminal and insulator, and the top of box sets up utmost point post, and the middle part left side of utmost point post is equipped with last incoming wire terminal, and the top of box is equipped with the insulator, and the top of insulator is equipped with down incoming wire terminal, one side of circuit breaker main part is equipped with isolating mechanism, and isolating mechanism includes isolation switch, head pole, terminal seat, first connecting rod, slide, bottom plate, second connecting rod, curb plate and spring catch, and the upper end of isolation switch is through the pivot connection head pole, and the right-hand member fixed connection terminal seat of head pole, the right side of terminal seat and the last incoming wire terminal cooperation of circuit breaker main part; the upper part of the isolation disconnecting link is connected with a lower wire inlet terminal of the breaker main body through a pin shaft, the lower end of the isolation disconnecting link is connected with the upper end of a first connecting rod through a pin shaft, the lower end of the first connecting rod is connected with a sliding seat through a pin shaft, the sliding seat is connected with a bottom plate through a sliding groove, the bottom plate is fixedly connected with a box body of the breaker main body, the lower part of the first connecting rod is connected with one end of a second connecting rod through a pin shaft, and the other end of the second connecting rod is connected with one end; a side plate is arranged on the bottom plate on one side of the sliding seat, a spring pin is arranged on one side of the sliding seat close to the side plate, and a pin hole matched with the spring pin is formed in the side plate.
As a further optimization scheme of the utility model, the right side of terminal seat is equipped with the bell mouth, and the last wiring terminal of circuit breaker main part is the toper. The two are in interference fit, the terminal base moves to the right and can be sleeved on the upper incoming line terminal to realize electric connection.
As a further optimization scheme of the utility model, the right side of terminal seat is equipped with the guide arm, be equipped with in the circuit breaker main part with guide arm clearance fit's jack. The guide rod is matched with the jack to guide the movement of the terminal seat.
As a further optimization scheme of the utility model, the bottom of slide is equipped with spout complex dovetail slider, and the cross-section of spout is the dovetail equally, and the slider inlays in the spout to with spout clearance fit. The sliding connection between the sliding seat and the bottom plate is realized.
As the utility model discloses a further optimization scheme, first connecting rod is the syllogic structure, including upper segment pole, hypomere pole, middle section pole, upper segment pole and hypomere pole respectively with the upper and lower both ends threaded connection of middle section pole, the center of middle section pole is equipped with the internal thread hole, can make upper segment pole and hypomere pole stretch out or stretch into the middle section pole through the screw thread through rotatory middle section pole to adjust the whole length of first connecting rod, the fine setting after the assembly of being convenient for.
As the utility model discloses a further optimization scheme, the spring catch includes the round pin body and spring, and the round pin body and spring are located the inside pinhole of slide, and the spring is located round pin body inner, one end fixed connection round pin body, other end fixed connection slide.
The beneficial effects of the utility model reside in that:
1) the utility model discloses a chain operation circuit breaker operating handle of action and isolation switch of slide can carry out the disconnection operation of separating brake and isolation switch in step, avoids forgetting the problem of operating isolator, guarantee maintenance personal's safety.
Drawings
Fig. 1 is a schematic structural diagram of the present invention in the first embodiment;
fig. 2 is a schematic structural diagram of a sliding seat, a bottom plate and a side plate according to the first embodiment of the present invention;
fig. 3 is a schematic structural diagram of a bottom plate according to the first embodiment of the present invention.
Detailed Description
The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention; in the description of the present invention, "a plurality" or "a plurality" means two or more unless otherwise specified.
Example one
As shown in fig. 1-3, the outdoor high-voltage intelligent vacuum circuit breaker comprises a circuit breaker main body and an isolation mechanism, wherein the circuit breaker main body comprises a pole 101, a box 102, an operating handle 103, an upper incoming line terminal 104, a lower incoming line terminal 105 and an insulator 106, the pole 101 is arranged at the top of the box 102, the upper incoming line terminal 104 is arranged at the left side of the middle part of the pole 101, the insulator 106 is arranged at the top of the box 102, and the lower incoming line terminal 105 is arranged at the top of the insulator 106;
an isolation mechanism is arranged on one side of the breaker main body and comprises an isolation switch 1, a head rod 2, a terminal block 3, a first connecting rod 4, a sliding seat 5, a bottom plate 6, a second connecting rod 7, a side plate 8 and a spring pin 9, the upper end of the isolation switch 1 is connected with the head rod 2 through a pin shaft, the right end of the head rod 2 is fixedly connected with the terminal block 3, and the right side of the terminal block 3 is matched with an upper wiring terminal 104 of the breaker main body; the upper part of the isolation disconnecting link 1 is connected with a lower wire inlet terminal 105 of the breaker main body through a pin shaft, the lower end of the isolation disconnecting link 1 is connected with the upper end of a first interlocking rod 4 through a pin shaft, the lower end of the first interlocking rod 4 is connected with a sliding seat 5 through a pin shaft, the sliding seat 5 is connected with a bottom plate 6 through a sliding groove, the bottom plate 6 is fixedly connected with a box body 102 of the breaker main body, the lower part of the first interlocking rod 4 is connected with one end of a second interlocking rod 7 through a pin shaft, and the other end of the second interlocking rod 7 is connected with one end of; a side plate 8 is arranged on the bottom plate 6 on one side of the sliding seat 5, a spring pin 9 is arranged on one side of the sliding seat 5 close to the side plate 8, and a pin hole matched with the spring pin 9 is arranged on the side plate 8.
As described above, the right side of the terminal block 3 is provided with a tapered hole, and the upper line connection terminal 104 of the breaker main body is tapered. The two are in interference fit, and the terminal base 3 moves to the right and can be sleeved on the upper wire inlet terminal 104 to realize electric connection.
Above-mentioned, the right side of terminal seat 3 is equipped with the guide arm, is equipped with the jack with guide arm clearance fit in the circuit breaker main part. The guide rod is matched with the jack to guide the movement of the terminal base 3.
The bottom of the sliding seat 5 is provided with a dovetail-shaped sliding block matched with the sliding groove, the cross section of the sliding groove is also in a dovetail shape, and the sliding block is embedded in the sliding groove and is in clearance fit with the sliding groove. The sliding connection of the sliding seat 5 and the bottom plate 6 is realized.
Above-mentioned, first connecting rod 4 is the syllogic structure, including upper segment pole, hypomere pole, middle section pole, upper segment pole and hypomere pole respectively with the upper and lower both ends threaded connection of middle section pole, the center of middle section pole is equipped with the internal thread hole, can stretch out or stretch into the middle section pole through rotatory middle section pole through screw thread messenger upper segment pole and hypomere pole to adjust the whole length of first connecting rod 4, the fine setting after the assembly of being convenient for.
The spring pin 9 comprises a pin body and a spring, the pin body and the spring are arranged in a pin hole in the sliding seat 5, the spring is located at the inner end of the pin body, one end of the spring is fixedly connected with the pin body, and the other end of the spring is fixedly connected with the sliding seat 5.
The utility model discloses a structural feature and theory of operation:
as shown in the figure, the sliding seat 5 moves to the right end of the sliding chute rightly, at the same time, the spring pin 9 is aligned with the pin hole on the side plate 8, the spring pin 9 is ejected out and inserted into the pin hole to lock the sliding seat 5, at the same time, the terminal base 3 is separated from the upper wiring terminal 104, and the electric connection is disconnected; the operating handle 103 is in a brake-off state; namely, the opening angle of the operating handle 103, the disconnection of the terminal base 3 and the upper wiring terminal 104, and the spring pin 9 is ejected to be in a common state;
when the switch needs to be switched on, firstly, the spring pin 9 is pushed into the sliding seat 5 by a screwdriver or other tools to unlock the limit of the sliding seat 5 and the side plate 8, then the sliding seat 5 is pulled leftwards manually, the sliding seat 5 moves leftwards to drive the lower end of the second linkage rod 7 to move, further, the second linkage rod 7 moves to drive the operating handle 103 to rotate, the switch is switched on, meanwhile, the sliding seat 5 drives the lower end of the first linkage rod 4 to move leftwards, the upper end of the first linkage rod 4 drives the isolation knife switch 1 to rotate around a pin shaft on the lower wire inlet terminal 105, and therefore the terminal seat 3 is driven to move rightwards to contact the upper wire inlet terminal 104 to realize electric connection. The isolated state is canceled at the same time when the operating handle 103 is turned on. .
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (6)
1. Outdoor high-voltage intelligent vacuum circuit breaker, including circuit breaker main part and isolating mechanism, the circuit breaker main part includes utmost point post, box, operating handle, last incoming wire terminal, lower incoming wire terminal and insulator, the top of box sets up utmost point post, the middle part left side of utmost point post is equipped with last incoming wire terminal, the top of box is equipped with the insulator, the top of insulator is equipped with down incoming wire terminal, its characterized in that, one side of circuit breaker main part is equipped with isolating mechanism, isolating mechanism includes isolation switch, head pole, terminal block, first connecting rod, slide, bottom plate, second connecting rod, curb plate and spring catch, the upper end of isolation switch connects the head pole through the pivot, the right-hand member of head pole fixedly connects the terminal block, the right side of terminal block cooperates with last incoming wire terminal of circuit breaker main part; the upper part of the isolation disconnecting link is connected with a lower wire inlet terminal of the breaker main body through a pin shaft, the lower end of the isolation disconnecting link is connected with the upper end of a first connecting rod through a pin shaft, the lower end of the first connecting rod is connected with a sliding seat through a pin shaft, the sliding seat is connected with a bottom plate through a sliding groove, the bottom plate is fixedly connected with a box body of the breaker main body, the lower part of the first connecting rod is connected with one end of a second connecting rod through a pin shaft, and the other end of the second connecting rod is connected with one end; a side plate is arranged on the bottom plate on one side of the sliding seat, a spring pin is arranged on one side of the sliding seat close to the side plate, and a pin hole matched with the spring pin is formed in the side plate.
2. Outdoor high-voltage intelligent vacuum circuit breaker according to claim 1, characterized in that: the right side of terminal block is equipped with the bell mouth, and the last wiring terminal of circuit breaker main part is the toper.
3. Outdoor high-voltage intelligent vacuum circuit breaker according to claim 1, characterized in that: the right side of the terminal seat is provided with a guide rod, and the breaker main body is provided with a jack in clearance fit with the guide rod.
4. Outdoor high-voltage intelligent vacuum circuit breaker according to claim 1, characterized in that: the bottom of the sliding seat is provided with a dovetail-shaped sliding block matched with the sliding groove, the cross section of the sliding groove is also in a dovetail shape, and the sliding block is embedded in the sliding groove and is in clearance fit with the sliding groove.
5. Outdoor high-voltage intelligent vacuum circuit breaker according to claim 1, characterized in that: the first connecting rod is of a three-section structure and comprises an upper section rod, a lower section rod and a middle section rod, the upper section rod and the lower section rod are in threaded connection with the upper end and the lower end of the middle section rod respectively, and an internal thread hole is formed in the center of the middle section rod.
6. Outdoor high-voltage intelligent vacuum circuit breaker according to claim 1, characterized in that: the spring pin comprises a pin body and a spring, the pin body and the spring are arranged in a pin hole in the sliding seat, the spring is located at the inner end of the pin body, one end of the spring is fixedly connected with the pin body, and the other end of the spring is fixedly connected with the sliding seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020413926.4U CN211957532U (en) | 2020-03-26 | 2020-03-26 | Outdoor high-voltage intelligent vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020413926.4U CN211957532U (en) | 2020-03-26 | 2020-03-26 | Outdoor high-voltage intelligent vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211957532U true CN211957532U (en) | 2020-11-17 |
Family
ID=73186377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020413926.4U Expired - Fee Related CN211957532U (en) | 2020-03-26 | 2020-03-26 | Outdoor high-voltage intelligent vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211957532U (en) |
-
2020
- 2020-03-26 CN CN202020413926.4U patent/CN211957532U/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: 20201117 Termination date: 20210326 |