CN203277143U - Circuit breaker interlocking device - Google Patents
Circuit breaker interlocking device Download PDFInfo
- Publication number
- CN203277143U CN203277143U CN 201320207187 CN201320207187U CN203277143U CN 203277143 U CN203277143 U CN 203277143U CN 201320207187 CN201320207187 CN 201320207187 CN 201320207187 U CN201320207187 U CN 201320207187U CN 203277143 U CN203277143 U CN 203277143U
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- depression bar
- supporting seat
- circuit breaker
- plate
- 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 - Lifetime
Links
Images
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model discloses a circuit breaker interlocking device, relates to an interlocking device of an electric switch, in particular relates to interlocking between a circuit breaker and an isolating switch, and aims at providing the circuit breaker interlocking device that is simple in structure and easy to process and assemble. The circuit breaker interlocking device comprises a supporting seat (1), a pressing rod (2), an interlocked circuit breaker switch-on locking connecting rod (21), a pressing rod top plate (22), a supporting frame (3), a square connecting rod (4), a baffle (41), an isolating switch operating shaft sleeve (5), a flange plate (51) and a connecting rod (6), wherein the connecting rod is rotatably inserted into at least two supporting bending plates (7); a first crank arm plate (61) is fixedly arranged on the connecting rod; a first crank arm plate movable groove (11) is formed in the rear end surface of the supporting seat; an elongated circular hole is formed in the first crank arm plate; the lower end of the square connecting rod is connected to the elongated circular hole through a pin shaft; a second crank arm plate (62) is fixedly arranged at the right end of the connecting rod; and an interlocked circuit breaker spindle crank arm connecting rod (9) is connected to the second crank arm plate.
Description
Technical field
The utility model relates to a kind of interlock of electric switch, particularly relates to a kind of for the interlocking between circuit breaker and isolating switch.
Background technology
The modular SF6 ring main unit of XGN15-12 type is applicable to exchange the electric power system of 50HZ, 12KV, be widely used in industry and civilian cable ring-system and power supply end, be specially adapted to following place: city neighborhood distribution, compact secondary, switching station, industrial and mining enterprises, market, airport, subway, wind power generation, hospital, stadium, railway, tunnel etc.
At present, traditional main power supply plan of XGN15-12 type ring main unit is SF6 on-load switch or SF6 on-load switch fuse combined electric apparatus.On-load switch can not cut-off fault current, though the on-load switch fuse combined electric apparatus can cut-off short trouble and earth fault, its rated current is limited by capacity fuse, and rated current can only be accomplished 125A.The transformer that this means the above capacity of 1250KVA can't be protected.And traditional fixedly breaker cabinet is bulky, and floor space is large, is not suitable for using in the middle of the prepackage type switchgears such as box-type substation, box Switching Station.Though the circuit breaker scheme that is derived from by XGN15-12 cabinet type is arranged in the market, special but interlocking gear and circuit breaker all need, its R ﹠ D Cost and cost of manufacture are high.Present circuit breaker interlocking gear, its structure is more complicated, is not easy to production and processing and assembling.
The utility model content
The technical problems to be solved in the utility model be to provide a kind of simple in structure, be easy to the circuit breaker interlock processing and assemble.
The utility model circuit breaker interlock, it comprises supporting seat, slidably connect along the vertical direction depression bar on described supporting seat, the upper end of described depression bar and the lower end of depression bar all pass described supporting seat, the lower end of depression bar is connected with breaker closing locking connecting rod, the upper end of depression bar is fixed with the depression bar headboard, and the plane at depression bar headboard place is perpendicular to the axis of depression bar;
Be fixed with bracing frame on the upper surface of described supporting seat, bracing frame is positioned at the left side of described depression bar headboard, the side's of slidably connecting connecting rod along the vertical direction on bracing frame, and the upper end of described side's connecting rod is fixed with the baffle plate that stretches out to the right;
Also comprise isolator operation axle axle sleeve, be fixed with flange plate on the outer wall of isolator operation axle axle sleeve, isolator operation axle axle sleeve is positioned at the top of described depression bar headboard, described flange plate can drive the depression bar headboard and moves downward when isolator operation axle axle sleeve rotates, and isolator operation axle axle sleeve is positioned at the rear side of described baffle plate;
also comprise the connecting rod that arranges along left and right directions, described connecting rod is positioned at the rear side of described supporting seat, described connecting rod is plugged at least two and supports on bent plate, connecting rod can rotate on described support bent plate, be fixed with the first connecting lever plate on described connecting rod, on the rear end face of described supporting seat, corresponding described the first connecting lever plate is provided with the first connecting lever plate loose slot, described the first connecting lever plate is perpendicular to described connecting rod, the first connecting lever plate is provided with the Long Circle hole, the lower end of described side's connecting rod is stretched in described supporting seat, the lower end of side's connecting rod is connected on described Long Circle hole by bearing pin, the right-hand member of described connecting rod is fixed with the second connecting lever plate, be connected with breaker main shaft connecting lever connecting rod on the second connecting lever plate.
The utility model circuit breaker interlock, be fixed with a deciliter indicating arm on wherein said depression bar, deciliter indicating arm passes forward described supporting seat, the front end of deciliter indicating arm is fixed with a deciliter indicator board, and on the front end face of described supporting seat, corresponding described deciliter indicating arm is provided with deciliter indicating arm loose slot that arranges along the vertical direction.
The utility model circuit breaker interlock, the piece number of wherein said support bent plate is four.
the utility model circuit breaker interlock difference from prior art is that the utility model circuit breaker interlock has provided a kind of interlocking gear of new construction, in use, supporting seat and support bent plate all are fixed on the lower plate of cabinet control room, isolator operation axle axle sleeve is fixed by socket on the isolator operation axle, to connect breaker closing locking connecting rod is connected with circuit breaker lock, to connect breaker main shaft connecting lever connecting rod is connected with the breaker main shaft connecting lever, when work, during the isolating switch sub-switching operation, the isolator operation axle drives isolator operation axle axle sleeve and is rotated in a clockwise direction, flange plate on isolator operation axle axle sleeve rotates and is pressed onto on the depression bar headboard, depression bar is moved downward, the company's breaker closing locking connecting rod that is connected with depression bar can not close a floodgate circuit breaker, thereby realize the chain function of mistake deciliter circuit breaker and on-load deciliter isolating switch, when breaker closing, the breaker main shaft connecting lever drives even, and breaker main shaft connecting lever connecting rod moves downward, so the moving square connecting rod of the first connecting lever strip moves downward, baffle plate moves downward and keeps off the place ahead at isolator operation axle axle sleeve, so the operator can't the separating brake isolating switch, thus realize can not on-load deciliter isolating switch chain function.The formation parts of the utility model circuit breaker interlock are less, be easy to draw materials, so have advantages of simple in structure, be easy to process and assemble.
Be fixed with a deciliter indicating arm on depression bar in the utility model circuit breaker interlock, when the front end of deciliter indicating arm was fixed with deciliter indicator board, deciliter indicator board can be used in the opening and closing state of indication isolating switch; When the piece number of support bent plate is four, more firm to the support of connecting rod.
Below in conjunction with accompanying drawing, the utility model circuit breaker interlock is described further.
Description of drawings
Fig. 1 is that first embodiment of the utility model circuit breaker interlock is at the stereogram at visual angle, front side.
Embodiment
as shown in Figure 1, first embodiment of the utility model circuit breaker interlock comprises the supporting seat 1 of rectangular framework, slidably connect along the vertical direction depression bar 2 on supporting seat 1, the lower end of the upper end of depression bar 2 and depression bar 2 all passes supporting seat 1, the lower end of depression bar 2 is connected with breaker closing locking connecting rod 21, the upper end of depression bar 2 is fixed with depression bar headboard 22, the plane at depression bar headboard 22 places is perpendicular to the axis of depression bar 2, be fixed with the bracing frame 3 of rectangular framework on the upper surface of supporting seat 1, bracing frame 3 is positioned at the left side of depression bar headboard 22, the side's of slidably connecting connecting rod 4 along the vertical direction on bracing frame 3, the upper end of side's connecting rod 4 is fixed with the baffle plate 41 that stretches out to the right, also comprise isolator operation axle axle sleeve 5, be fixed with flange plate 51 on the outer wall of isolator operation axle axle sleeve 5, isolator operation axle axle sleeve 5 is positioned at the top of depression bar headboard 22, distance between isolator operation axle axle sleeve 5 and depression bar headboard 22 suitably is set, make when isolator operation axle axle sleeve 5 rotates flange plate 51 can drive depression bar headboard 22 and move downward, isolator operation axle axle sleeve 5 is positioned at the rear side of baffle plate 41, also comprise the connecting rod 6 that arranges along left and right directions, connecting rod 6 is positioned at the rear side of supporting seat 1, connecting rod 6 is plugged on four to be supported on bent plates 7 (wherein have one support bent plate not shown in the drawings because the supported seat 1 in visual angle stops), connecting rod 6 can (rotating connected structure is extensively existence in the prior art supporting rotation on bent plate 7, as make connecting rod 6 cross sections rounded, support rounded the getting final product of spliced eye on bent plate 7), be fixed with the first connecting lever plate 61 on connecting rod 6, on the rear end face of supporting seat 1, corresponding the first connecting lever plate 61 is provided with the first connecting lever plate loose slot 11, the first connecting lever plate 61 is perpendicular to connecting rod 6, for the first connecting lever plate 61 is connected with square connecting rod 4, the first connecting lever plate 61 is provided with Long Circle hole (the Long Circle hole is not shown in the drawings), the lower end of side's connecting rod 4 is stretched in supporting seat 1, the lower end of side's connecting rod 4 is connected on the Long Circle hole of the first connecting lever plate 61 by bearing pin (bearing pin is not shown in the drawings), the right-hand member of connecting rod 6 is fixed with on the second connecting lever plate 62, the second connecting lever plates 62 and is connected with breaker main shaft connecting lever connecting rod 9 in addition.Be fixed with deciliter indicating arm 23 in the present embodiment on depression bar 2, deciliter indicating arm 23 passes forward supporting seat 1, the front end of deciliter indicating arm 23 is fixed with deciliter indicator board 231, and on the front end face of supporting seat 1, corresponding deciliter indicating arm 23 is provided with deciliter indicating arm loose slot 12 that arranges along the vertical direction.
The present embodiment in use, supporting seat 1 and four support bent plates 7 all are fixed on the lower plate of cabinet control room, as shown in Figure 1, make baffle plate 41 be arranged in the place ahead that is operated end (Fig. 1 isolator operation axle 8 be operated end be the front end of isolator operation axle 8) of isolator operation axle 8, isolator operation axle axle sleeve 5 is fixed by socket on isolator operation axle 8, to connect breaker closing locking connecting rod 21 and be connected with circuit breaker lock, will connect breaker main shaft connecting lever connecting rod 9 and be connected with the breaker main shaft connecting lever.The present embodiment is when work, during the isolating switch sub-switching operation, the isolator operation axle drives isolator operation axle axle sleeve 5 and is rotated in a clockwise direction, flange plate 51 on isolator operation axle axle sleeve 5 rotates and is pressed onto on depression bar headboard 22, depression bar 2 is moved downward, the company's breaker closing locking connecting rod 21 that is connected with depression bar 2 can not close a floodgate circuit breaker, thereby realizes the chain function of mistake deciliter circuit breaker and on-load deciliter isolating switch; When breaker closing, the breaker main shaft connecting lever drives even, and breaker main shaft connecting lever connecting rod 9 moves downward, so first connecting lever plate 61 drive side's connecting rods 4 move downward, baffle plate 41 moves downward and keeps off being operated of isolator operation axle 8 holds the place ahead, this moment is because the operation spanner that is used for disconnecting switch operation operating axis 8 can't be buckled in isolator operation axle 8, the operator can't the separating brake isolating switch, thus realize can not on-load deciliter isolating switch chain function.In the present embodiment, deciliter indicator board 231 is followed depression bar 2 to move up and down and moves up and down, deciliter indicator board 231 can be used for expressing to the operator opening and closing state of isolating switch, but in order to solve problem to be solved in the utility model, deciliter indicating arm 23 and deciliter indicator board 231 are not necessary.The piece number that supports in addition bent plate 7 can also be at least two, and the shape of supporting seat 1 and bracing frame 3 is not limited to be rectangle.
Above-described embodiment is described preferred implementation of the present utility model; be not that scope of the present utility model is limited; under the prerequisite that does not break away from the utility model design spirit; various distortion and improvement that those of ordinary skills make the technical solution of the utility model all should fall in the definite protection range of the utility model claims.
Claims (3)
1. circuit breaker interlock, it is characterized in that: comprise supporting seat (1), slidably connect along the vertical direction depression bar (2) on described supporting seat (1), the lower end of the upper end of described depression bar (2) and depression bar (2) all passes described supporting seat (1), the lower end of depression bar (2) is connected with breaker closing locking connecting rod (21), the upper end of depression bar (2) is fixed with depression bar headboard (22), and the plane at depression bar headboard (22) place is perpendicular to the axis of depression bar (2);
Be fixed with bracing frame (3) on the upper surface of described supporting seat (1), bracing frame (3) is positioned at the left side of described depression bar headboard (22), the side's of slidably connecting connecting rod (4) along the vertical direction on bracing frame (3), the upper end of described side's connecting rod (4) is fixed with the baffle plate (41) that stretches out to the right;
Also comprise isolator operation axle axle sleeve (5), be fixed with flange plate (51) on the outer wall of isolator operation axle axle sleeve (5), isolator operation axle axle sleeve (5) is positioned at the top of described depression bar headboard (22), described flange plate (51) can drive depression bar headboard (22) and moves downward when isolator operation axle axle sleeve (5) rotates, and isolator operation axle axle sleeve (5) is positioned at the rear side of described baffle plate (41);
also comprise the connecting rod (6) that arranges along left and right directions, described connecting rod (6) is positioned at the rear side of described supporting seat (1), described connecting rod (6) is plugged at least two and supports on bent plate (7), connecting rod (6) can be in the upper rotation of described support bent plate (7), be fixed with the first connecting lever plate (61) on described connecting rod (6), on the rear end face of described supporting seat (1), corresponding described the first connecting lever plate (61) is provided with the first connecting lever plate loose slot (11), described the first connecting lever plate (61) is perpendicular to described connecting rod (6), the first connecting lever plate (61) is provided with the Long Circle hole, the lower end of described side's connecting rod (4) is stretched in described supporting seat (1), the lower end of side's connecting rod (4) is connected on described Long Circle hole by bearing pin, the right-hand member of described connecting rod (6) is fixed with the second connecting lever plate (62), be connected with breaker main shaft connecting lever connecting rod (9) on the second connecting lever plate (62).
2. circuit breaker interlock according to claim 1, it is characterized in that: be fixed with a deciliter indicating arm (23) on described depression bar (2), deciliter indicating arm (23) passes forward described supporting seat (1), the front end of deciliter indicating arm (23) is fixed with a deciliter indicator board (231), and on the front end face of described supporting seat (1), corresponding described deciliter indicating arm (23) is provided with deciliter indicating arm loose slot (12) that arranges along the vertical direction.
3. circuit breaker interlock according to claim 2, it is characterized in that: the piece number of described support bent plate (7) is four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320207187 CN203277143U (en) | 2013-04-22 | 2013-04-22 | Circuit breaker interlocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320207187 CN203277143U (en) | 2013-04-22 | 2013-04-22 | Circuit breaker interlocking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203277143U true CN203277143U (en) | 2013-11-06 |
Family
ID=49507500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320207187 Expired - Lifetime CN203277143U (en) | 2013-04-22 | 2013-04-22 | Circuit breaker interlocking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203277143U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103187189A (en) * | 2013-04-22 | 2013-07-03 | 北京杰远电气有限公司 | Circuit breaker interlocking device |
| CN106098436A (en) * | 2016-08-12 | 2016-11-09 | 北京杰远电气有限公司 | Station interlock for switch cubicle |
-
2013
- 2013-04-22 CN CN 201320207187 patent/CN203277143U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103187189A (en) * | 2013-04-22 | 2013-07-03 | 北京杰远电气有限公司 | Circuit breaker interlocking device |
| CN106098436A (en) * | 2016-08-12 | 2016-11-09 | 北京杰远电气有限公司 | Station interlock for switch cubicle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203277143U (en) | Circuit breaker interlocking device | |
| CN105680358B (en) | A kind of rotation pull-out type high-pressure vacuum breaker | |
| CN205069487U (en) | Manually operation's outdoor interchange high pressure permanent magnetism circuit breaker | |
| CN204189691U (en) | The two stressed 500KVGIS electric spring mechanism of a kind of Dual Drive | |
| CN203895338U (en) | Isolation switch for high voltage isolation cabinet | |
| CN103606473B (en) | New gear drive dual operation hole interrupter | |
| CN202771994U (en) | Mechanical interlocking device applied between line grounding and cable chamber door of cubicle gas insulated switchgear | |
| CN203456944U (en) | Double-power switch | |
| CN103187189A (en) | Circuit breaker interlocking device | |
| CN201887334U (en) | 220kV section gap optimized layout structure for 500kV transformer station | |
| CN203596287U (en) | Novel gear-drive dual-operation-hole isolation mechanism | |
| CN217822534U (en) | Operating mechanism for isolating grounding switch and isolating grounding switch | |
| CN203165780U (en) | Rotary type indoor high voltage disconnecting switch | |
| CN205016418U (en) | Distribution cubical switchboard | |
| CN204668204U (en) | A kind of assemble mechanism of pole of vacuum circuit-breaker | |
| CN204155795U (en) | Fixed vacuum breaker joins the interlock of switch cubicle | |
| CN204257484U (en) | Outdoor framework type single busbar connection isolating switch | |
| CN201766015U (en) | Electric high-voltage isolating switch | |
| CN208093426U (en) | A kind of interlock of outdoor vacuum circuit breaker | |
| CN204464185U (en) | A kind of automatic wire charging device of vacuum circuit-breaker cabinet | |
| CN203607282U (en) | Manual interlocking mechanism of locking device of disconnector used for high voltage switch cabinet | |
| CN213989777U (en) | Manufacturing device of high-integration switch cabinet | |
| CN204332861U (en) | A kind of circuit-breaker switching on-off operating means | |
| CN204858387U (en) | Fixed looped netowrk high -voltage switch distribution device of box | |
| CN205429548U (en) | Drawout breaker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131106 |
|
| CX01 | Expiry of patent term |