CN212934525U - Program interlocking device for power supply of two circuit breaker cabinets of ring main unit - Google Patents
Program interlocking device for power supply of two circuit breaker cabinets of ring main unit Download PDFInfo
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- CN212934525U CN212934525U CN202021883884.7U CN202021883884U CN212934525U CN 212934525 U CN212934525 U CN 212934525U CN 202021883884 U CN202021883884 U CN 202021883884U CN 212934525 U CN212934525 U CN 212934525U
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Abstract
The utility model relates to a program linkage device for two circuit breaker cabinet power supplies of looped netowrk cabinet, this program linkage device for two circuit breaker cabinet power supplies of looped netowrk cabinet includes: two sets of program interlocking devices and a key matched with the two sets of program interlocking devices; the two sets of program interlocking devices are respectively fixed on the two breaker cabinets. The utility model adds a program interlocking device on the two original breaker cabinet mechanisms; a set of program interlocking device is added in each of the two breaker cabinet mechanisms, and only one key is needed. When the first breaker cabinet is closed, the program lock key of the breaker cabinet can not be pulled out. The other is inoperable and in the open state without the program lock key. When first circuit breaker cabinet broke down, its circuit breaker cabinet just can pull out the key by separating brake, goes to operate another circuit breaker cabinet, makes another circuit breaker cabinet combined floodgate power supply to can not make two cabinets supply power simultaneously, the power supply guarantee supplies power safety.
Description
Technical Field
The utility model relates to an interlocking device, concretely relates to adopt a procedure interlocking device to control the interlocking of two combination electrical apparatus cabinet power supplies, when two combination electrical apparatus cabinet all are in the separating brake, the handle hole of its two combination electrical apparatus cabinet all is closing, can not make the procedure interlocking device that is used for looped netowrk cabinet double-circuit breaker cabinet power supply of operating personnel random operation combination electrical apparatus cabinet.
Background
With the wide application of the ring main unit in the power system, people put forward new technical requirements on the ring main unit industry technology: the power supply requirement in a power supply system is higher and higher; the dual breaker cabinet supply is particularly important.
The interlocking function of the power supply program of the original double-circuit breaker cabinet of the ring main unit is not perfect. Firstly, when one breaker cabinet supplies power, the other breaker cabinet is easily closed and separated by mistake due to no program linkage. And secondly, when one breaker cabinet is in power supply failure. The other breaker cabinet can be switched on manually only by manually switching off the breaker cabinet. There is no program linkage between the two breaker cabinets. The power supply can not be guaranteed, and potential safety hazards exist to operators and maintainers. According to the strategic objective of the current national construction of a strong intelligent power grid and the requirements of the construction of intelligent high-voltage switch equipment. The original mechanism can not play a role in program linkage. Reliable guarantee cannot be provided for realizing an intelligent switch cabinet.
In view of this, how to ensure power supply with power supply secured and safe. The interlocking of the program for the power supply of the double breaker cabinet needs to be considered.
SUMMERY OF THE UTILITY MODEL
In view of the above, an object of the present invention is to provide a program interlocking device for controlling the power supply of two combined electrical cabinets, which is not easy for operators to operate the combined electrical cabinets conveniently, and which can not close the operation holes of the two combined electrical cabinets when the two combined electrical cabinets are both in opening.
The utility model discloses a solve above-mentioned technical problem through following technical scheme: a program interlocking device for power supply of double circuit breaker cabinets of a ring main unit; a procedure interlocking device for two circuit breaker cabinet power supplies of looped netowrk cabinet includes: the key comprises two sets of program interlocking devices and a key matched with the two sets of program interlocking devices; the two sets of program interlocking devices are respectively fixed on the two breaker cabinets.
In the embodiment of the present invention: when the first circuit breaker cabinet in the two sets of program linkage devices is in a closing state, the program lock key of the circuit breaker cabinet can not be pulled out, and the second circuit breaker cabinet can not be operated without the program lock key and is in a switching-off state.
In the embodiment of the present invention: when a first circuit breaker cabinet in the two sets of program linkage devices breaks down, the circuit breaker cabinet can pull out the key only by opening the brake to operate a second circuit breaker cabinet, so that the second circuit breaker cabinet is switched on to supply power.
In the embodiment of the present invention: the program linkage device comprises: the device comprises a travel switch mounting plate, a program lock, an isolation mechanism operation hole sliding plate, an isolation mechanism program lock shaft part plate, a program lock travel switch welding plate, a baffle plate, a split washer and an isolation mechanism interlocking bent plate; the program lock is fixed on the travel switch mounting plate; the travel switch mounting plate is fixed on the circuit breaker cabinet; the isolating mechanism operation hole sliding plate is provided with a waist hole, and the isolating mechanism interlocking bent plate is a bent plate with an L-shaped section and is fixed on the isolating mechanism operation hole sliding plate; the baffle and the split retainer ring penetrate through a shaft of the mechanism, and the split retainer ring and the baffle block a program lock shaft part plate from moving back and forth; the isolating mechanism program lock shaft part plate is a cam-shaped part plate.
In the embodiment of the present invention: the program lock travel switch welding plate is in linkage relation with the lock rod of the program lock, and when the rear end of the program lock rod extends out, the welding plate is pressed, and meanwhile, the travel switch is pressed.
In the embodiment of the present invention: the program lock shaft part plate is in a cam shape, when the cam moves to the front end lock rod of the program lock, the lock rod of the program lock retracts, and the rear end of the program lock comes out.
In the embodiment of the present invention: the program lock is fixed on the travel switch mounting plate through a screw.
In the embodiment of the present invention: the travel switch mounting plate is fixed on the circuit breaker cabinet through screws.
In the embodiment of the present invention: the interlocking bent plate of the isolation mechanism is fixed on the operation hole sliding plate of the isolation mechanism through a screw.
The utility model discloses an actively advance the effect and lie in: the utility model provides a program linkage device for two circuit breaker cabinet power supplies of looped netowrk cabinet has following advantage: the utility model adds a program interlocking device on the two original breaker cabinet mechanisms; a set of program interlocking device is added in each of the two breaker cabinet mechanisms, and only one key is needed. When the first circuit breaker cabinet is closed, the program lock key of the circuit breaker cabinet can not be pulled down; the other is inoperable and in the open state without the program lock key. When the breaker cabinet breaks down, the breaker cabinet can be pulled out by the key only by opening the brake to operate another breaker cabinet. And the other breaker cabinet is switched on for power supply. Therefore, the two cabinets are not powered simultaneously, and the power supply ensures the power supply safety.
Drawings
Fig. 1 is the overall structure diagram of the present invention (the program interlocking device is fixed on two circuit breaker cabinets respectively).
Fig. 2-1 is a schematic structural diagram (perspective view) of the program interlock device according to the present invention.
Fig. 2-2 is a front view of fig. 2-1.
Fig. 2-3 is a left side view of fig. 2-1.
Fig. 2-4 is a top view of fig. 2-1.
Fig. 2-5 is a cross-sectional view B-B of fig. 2-1.
The utility model discloses the name that well reference numeral corresponds:
travel switch mounting plate 1, procedure lock 2, isolation mechanism operation hole slide plate 3, first screw 4, second screw 5, isolation mechanism procedure lock shaft part plate 6, travel switch welded plate 7, nut 8, baffle 9, split washer 10, isolation mechanism interlocking bent plate 11.
Detailed Description
The following provides a preferred embodiment of the present invention with reference to the accompanying drawings to explain the technical solutions of the present invention in detail.
Fig. 1 is the overall structure diagram of the present invention (the program interlocking device is fixed on two circuit breaker cabinets respectively). As shown in fig. 1, the utility model provides a procedure interlocking device for two circuit breaker cabinets of looped netowrk cabinet power supply, include: two sets of program interlocking devices and a key matched with the two sets of program interlocking devices; the two sets of program interlocking devices are respectively fixed on the two breaker cabinets.
Fig. 2-1 is a schematic structural diagram (perspective view) of the program interlock device according to the present invention. Fig. 2-2 is a front view of fig. 2-1. Fig. 2-3 is a left side view of fig. 2-1. Fig. 2-4 is a top view of fig. 2-1. Fig. 2-5 is a cross-sectional view B-B of fig. 2-1. As shown in the figure, the utility model provides a when two sets of program interlocking device's first circuit breaker cabinet are in the combined floodgate among the program interlocking device for two circuit breaker cabinets of looped netowrk cabinet power supply, the program lock key of its circuit breaker cabinet can not be pulled out, and the second platform does not have the program lock key just can not operate, and is in the separating brake state. When a first circuit breaker cabinet in the two sets of program linkage devices breaks down, the circuit breaker cabinet can pull out the key only by opening the brake to operate a second circuit breaker cabinet, so that the second circuit breaker cabinet is switched on to supply power.
The program linkage device comprises: travel switch mounting plate 1, program lock 2, isolation mechanism operation hole sliding plate 3, isolation mechanism program lock shaft part plate 6, program lock travel switch welding plate 7, baffle 9, split washer 10 and isolation mechanism interlocking bent plate 11. The program lock 2 is fixed on the travel switch mounting plate 1; the travel switch mounting plate 1 is fixed on the circuit breaker cabinet; the isolating mechanism operation hole sliding plate 3 is provided with a waist hole, and the isolating mechanism interlocking bent plate 11 is a bent plate with an L-shaped section and is fixed on the isolating mechanism operation hole sliding plate 3; the baffle 9 and the split retainer 10 are penetrated on the shaft of the mechanism, and the split retainer 10 and the baffle 9 block the program lock shaft part plate 6 from moving back and forth; the spacer mechanism program lock shaft component plate 6 is a cam-shaped component plate.
The program lock travel switch welding plate 7 is in linkage relation with the lock rod of the program lock 2, and when the rear end of the lock rod of the program lock 2 extends out, the welding plate 7 is pressed, and meanwhile, the travel switch is pressed. The program lock shaft part plate 6 is cam-shaped, when the cam moves to the front end lock rod of the program lock 2, the lock rod of the program lock 2 retracts, and the rear end of the program lock 2 comes out. The isolating mechanism interlocking bent plate 11 and the travel switch welding plate 7 are in linkage relation through a lock rod of the program lock 2. When the program lock 2 extends out of the rear end of the lock rod, the welding plate 7 is pressed, and meanwhile, the travel switch is pressed. When the front end of the locking rod of the program lock 2 extends, the isolating mechanism interlocking bent plate 11 is blocked from moving upwards.
In a specific embodiment, the program lock 2 is fixed to the travel switch mounting plate 1 by a first screw 4. The travel switch mounting plate 1 is fixed on the breaker cabinet through screws. The isolation mechanism interlocking bent plate 11 is fixed on the isolation mechanism operation hole sliding plate 3 through a second screw 5 and a nut 8.
In a specific implementation process, when a first circuit breaker cabinet in the two sets of program locking devices is switched on, a program locking key of the circuit breaker cabinet can not be pulled out, and a second circuit breaker cabinet can not be operated without the program locking key and is in a switching-off state. When a first circuit breaker cabinet in the two sets of program linkage devices breaks down, the circuit breaker cabinet can pull out the key only by opening the brake to operate a second circuit breaker cabinet, so that the second circuit breaker cabinet is switched on to supply power.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined by the appended claims and their equivalents.
Claims (5)
1. The utility model provides a procedure interlocking device that is used for two circuit breaker cabinets of looped netowrk cabinet to supply power which characterized in that: a procedure interlocking device for two circuit breaker cabinet power supplies of looped netowrk cabinet includes: the key comprises two sets of program interlocking devices and a key matched with the two sets of program interlocking devices; the two sets of program interlocking devices are respectively fixed on the two breaker cabinets; the program linkage device comprises: the device comprises a travel switch mounting plate, a program lock, an isolation mechanism operation hole sliding plate, an isolation mechanism program lock shaft part plate, a program lock travel switch welding plate, a baffle plate, a split washer and an isolation mechanism interlocking bent plate; the program lock is fixed on the travel switch mounting plate; the travel switch mounting plate is fixed on the circuit breaker cabinet; the isolating mechanism operation hole sliding plate is provided with a waist hole, and the isolating mechanism interlocking bent plate is a bent plate with an L-shaped section and is fixed on the isolating mechanism operation hole sliding plate; the baffle and the split retainer ring penetrate through a shaft of the mechanism, and the split retainer ring and the baffle block a program lock shaft part plate from moving back and forth; the isolating mechanism program lock shaft part plate is a cam-shaped part plate.
2. The program linkage device for supplying power to the ring main unit double circuit breaker cabinet as claimed in claim 1, wherein the program lock shaft component plate is cam-shaped, when the cam moves to the front end lock rod of the program lock, the lock rod of the program lock retracts, and the rear end of the program lock comes out.
3. The program interlocking device for supplying power to the looped network cabinet double-breaker cabinet according to claim 1, wherein the program lock is fixed on the travel switch mounting plate through a screw.
4. The program interlocking device for supplying power to two ring main units and two circuit breaker cabinets according to claim 1, wherein the travel switch mounting plate is fixed on the circuit breaker cabinet through a screw.
5. The program interlocking device for supplying power to two ring main unit breakers according to claim 1, wherein the isolating mechanism interlocking bent plate is fixed on the isolating mechanism operation hole sliding plate through a screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021883884.7U CN212934525U (en) | 2020-09-01 | 2020-09-01 | Program interlocking device for power supply of two circuit breaker cabinets of ring main unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021883884.7U CN212934525U (en) | 2020-09-01 | 2020-09-01 | Program interlocking device for power supply of two circuit breaker cabinets of ring main unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212934525U true CN212934525U (en) | 2021-04-09 |
Family
ID=75301770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021883884.7U Active CN212934525U (en) | 2020-09-01 | 2020-09-01 | Program interlocking device for power supply of two circuit breaker cabinets of ring main unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212934525U (en) |
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2020
- 2020-09-01 CN CN202021883884.7U patent/CN212934525U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 201400 east 2, 123 Lane 1, Ring Road East, Fengxian District, Shanghai. Patentee after: AEG ENTERPEISE DEVELOPMENT (SHANGHAI) CO.,LTD. Patentee after: Jiyi switch (Shanghai) Co.,Ltd. Address before: 201400 east 2, 123 Lane 1, Ring Road East, Fengxian District, Shanghai. Patentee before: AEG ENTERPEISE DEVELOPMENT (SHANGHAI) CO.,LTD. Patentee before: Gaiqi switch (Shanghai) Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 201400 east 2, 123 Lane 1, Ring Road East, Fengxian District, Shanghai. Patentee after: Shanghai Anyiji Enterprise Development Co.,Ltd. Patentee after: Jiyi switch (Shanghai) Co.,Ltd. Address before: 201400 east 2, 123 Lane 1, Ring Road East, Fengxian District, Shanghai. Patentee before: AEG ENTERPEISE DEVELOPMENT (SHANGHAI) CO.,LTD. Patentee before: Jiyi switch (Shanghai) Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |