CN216134100U - Control system for circuit breaker to display real-time state on site - Google Patents
Control system for circuit breaker to display real-time state on site Download PDFInfo
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- CN216134100U CN216134100U CN202121904321.6U CN202121904321U CN216134100U CN 216134100 U CN216134100 U CN 216134100U CN 202121904321 U CN202121904321 U CN 202121904321U CN 216134100 U CN216134100 U CN 216134100U
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- circuit breaker
- frame circuit
- incoming line
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Abstract
A control system for a circuit breaker to display real-time status on site comprises a first incoming line frame circuit breaker, a second incoming line frame circuit breaker and a bus-coupled frame circuit breaker, wherein auxiliary contacts, intermediate relays and terminals are arranged on the first incoming line frame circuit breaker, the second incoming line frame circuit breaker and the bus-coupled frame circuit breaker, a plurality of relay switches and pilot lamp, each relay switch and first inlet wire frame circuit breaker, second inlet wire frame circuit breaker and female frame circuit breaker one-to-one that allies oneself with, each pilot lamp and first inlet wire frame circuit breaker, second inlet wire frame circuit breaker and female frame circuit breaker one-to-one that allies oneself with, auxiliary contact, each relay switch parallel connection, auxiliary contact connects auxiliary relay, each relay switch is connected with the pilot lamp that corresponds, first inlet wire frame circuit breaker, second inlet wire frame circuit breaker and female frame circuit breaker of alliing oneself with draw each other through the terminal and connect. The control system can avoid the accident of misoperation, and has the advantages of convenient installation, simple maintenance and low cost.
Description
Technical Field
The utility model relates to a circuit breaker, in particular to a control system for displaying a real-time state of the circuit breaker on site.
Background
Among the prior art, two inlet wire one bus-coupler circuit breakers of low-voltage switch cabinet are controlled through 3 frame circuit breakers, and these 3 frame circuit breakers are installed respectively in 3 low-voltage switch cabinets, and these 3 low-voltage switch cabinets are respectively in the place of difference again simultaneously, and on-the-spot maintainer provides the power for load equipment through the divide-shut brake of 3 frame circuit breakers of control.
When the maintainer operates one of the 1 frame circuit breaker, the closing conditions of the other 2 frame circuit breakers cannot be known in real time, the maintainer needs to go to other places to know the closing conditions of the other 2 frame circuit breakers and then returns to operate, otherwise, misoperation is caused, and serious economic loss or personnel injury is possibly caused.
For example, in a low-voltage distribution room in the Hunan area of 2019, the upper level informs that field maintenance personnel are required to open a contact cabinet frame breaker first, then close a 1# incoming line frame breaker, and finally close a 2# incoming line frame breaker.
As a result, after the maintainer opens the contact frame circuit breaker, the maintainer mistakenly thinks that the 1# inlet wire frame circuit breaker is switched on, and then directly switches on the 2# inlet wire frame circuit breaker, so that the power supply of the 1# inlet wire frame circuit breaker is not timely sent to load equipment, the delivery time is delayed, and 6500 million economic losses are caused.
Therefore, further improvements are needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a control system for displaying the real-time state of a breaker on site, which has the advantages of simple structure, safety, reliability, convenience in installation, simplicity in maintenance, low cost and strong practicability, and particularly relates to the display of the closing state of 3 frame breakers in different places, so as to overcome the defect of closing errors in the prior art.
According to the control system that this purpose design's circuit breaker shows real-time status on spot, including first inlet wire frame circuit breaker, second inlet wire frame circuit breaker and female antithetical couplet frame circuit breaker, its characterized in that: first inlet wire frame circuit breaker, all be provided with auxiliary contact on second inlet wire frame circuit breaker and the female frame circuit breaker that allies oneself with, auxiliary relay, a terminal, a plurality of relay switch and pilot lamp, each relay switch and first inlet wire frame circuit breaker, second inlet wire frame circuit breaker and female frame circuit breaker one-to-one that allies oneself with, each pilot lamp and first inlet wire frame circuit breaker, second inlet wire frame circuit breaker and female frame circuit breaker one-to-one that allies oneself with, auxiliary contact, each relay switch parallel connection, auxiliary contact connects auxiliary relay, each relay switch is connected with the pilot lamp that corresponds, first inlet wire frame circuit breaker, second inlet wire frame circuit breaker and female frame circuit breaker draw each other through the terminal.
All be provided with first fuse on first inlet wire frame circuit breaker, second inlet wire frame circuit breaker and the female frame circuit breaker that allies oneself with, the one end of first fuse is connected the positive pole of power, the other end and is met auxiliary contact and each relay switch.
All be provided with the second fuse on first inlet wire frame circuit breaker, second inlet wire frame circuit breaker and the female frame circuit breaker that allies oneself with, power negative pole, other end and auxiliary relay and each pilot lamp are connected to the one end of second fuse.
The pin number of the relay switch corresponding to the first incoming line frame circuit breaker is respectively connected with the incoming line cabinet of the second incoming line frame circuit breaker and the bus coupler cabinet of the bus coupler frame circuit breaker through terminals.
The pin number of the relay switch corresponding to the second incoming line frame circuit breaker is respectively connected with the incoming line cabinet of the first incoming line frame circuit breaker and the bus coupler cabinet of the bus coupler frame circuit breaker through terminals.
The pin number of the relay switch corresponding to the bus-tie frame circuit breaker is respectively connected with the incoming line cabinet of the first incoming line frame circuit breaker and the incoming line cabinet of the second incoming line frame circuit breaker through terminals.
The frame circuit breaker is a device for protecting and distributing electric energy, and can provide an auxiliary contact signal when opening and closing so as to represent the opening and closing state of the frame circuit breaker.
The auxiliary contact is an internal accessory of the frame circuit breaker to indicate the opening and closing conditions of the frame circuit breaker.
The intermediate relay is a device for expanding the number of switching-on signals, and when the number of the required switching-on signals is not enough, the number of the signals can be increased by the intermediate relay.
The fuse is an element for protecting the secondary circuit, and when the current exceeds a prescribed value for a certain period of time, the melt is melted by the heat generated by itself, thereby breaking the circuit.
An indicator light is a signaling device that emits a signal to the outside by emitting light.
The utility model adopts the auxiliary contact, the intermediate relay, the relay switch, the fuse and the indicator light, and forms an accurate and efficient control system for displaying real-time conditions on site by combining the two incoming lines and the bus coupler reasonably and effectively; firstly, a control power supply is taken from a DC screen DC24V outside a cabinet, the positive pole of the DC power supply is connected with a fuse through a secondary cable, then is connected with an intermediate relay (the signal of the intermediate relay is from an auxiliary contact of a frame circuit breaker), then is connected with an indicator light, and finally is connected with the negative pole of the DC power supply, thus forming a complete loop; when 1 frame circuit breaker closes a floodgate its inside auxiliary contact action wherein, then put through the pilot lamp by intermediate relay extension signal again and give out light, carry signal transmission to 2 other frame cubical switchboard simultaneously again to 2 other frames also install according to this control mode, and every frame cubical switchboard can all show real-time 3 frame circuit breaker's the situation of closing a floodgate like this, has avoided the occurence of failure of maloperation, and simple to operate, maintain simple, low cost.
Drawings
Fig. 1 is a schematic structural diagram of a control system according to an embodiment of the present invention.
Fig. 2 is a switch cabinet arrangement diagram of a control system according to an embodiment of the utility model.
Fig. 3 is a diagram of a primary system of a first incoming frame circuit breaker according to an embodiment of the present invention.
Fig. 4 is a terminal diagram of a first incoming frame circuit breaker according to an embodiment of the present invention.
Fig. 5 is a secondary control diagram of the first incoming frame circuit breaker in an embodiment of the present invention.
Fig. 6 is a diagram of a secondary system of a second incoming frame circuit breaker according to an embodiment of the present invention.
Fig. 7 is a terminal diagram of a second incoming frame circuit breaker in an embodiment of the utility model.
Fig. 8 is a secondary control diagram of a second line frame breaker in an embodiment of the utility model.
Fig. 9 is a diagram of a primary system of a buscouple frame circuit breaker according to an embodiment of the present invention.
Fig. 10 is a terminal diagram of a buscouple frame circuit breaker according to an embodiment of the utility model.
Fig. 11 is a secondary control diagram of the buscouple frame circuit breaker according to an embodiment of the present invention.
Detailed Description
The utility model is further described with reference to the following figures and examples.
Referring to fig. 1 to 11, the control system for the circuit breaker to display real-time status on site includes a first incoming line frame circuit breaker 1, a second incoming line frame circuit breaker 2 and a bus-coupled frame circuit breaker 3, where fig. 1 illustrates a primary system diagram of a two-incoming line one bus-coupled circuit breaker and other loads, fig. 2 illustrates an arrangement diagram of a switch cabinet and other cabinets of the two-incoming line one bus-coupled circuit breaker, and shows that the 3 frame circuit breakers of the two-incoming line one bus-coupled circuit breaker are not in the same place; all be provided with auxiliary contact 5 on first inlet wire frame circuit breaker 1, second inlet wire frame circuit breaker 2 and the female frame circuit breaker 3 that allies oneself with, auxiliary relay 6, terminal 9, first fuse 41, second fuse 42, a plurality of relay switch 7 and pilot lamp 8, each relay switch 7 and first inlet wire frame circuit breaker 1, second inlet wire frame circuit breaker 2 and the female frame circuit breaker 3 one-to-one that allies oneself with, each pilot lamp 8 and first inlet wire frame circuit breaker 1, second inlet wire frame circuit breaker 2 and the female frame circuit breaker 3 one-to-one that allies oneself with.
Referring to fig. 3-5, the positive pole OF the dc power supply is connected to the first fuse 41 OF 1FU1, then the first fuse 41 is connected in parallel with the OF (1QF) auxiliary contact 5, the 1KA relay switch 7, the 2KA relay switch 7, and the 3KA relay switch 7, and the negative pole OF the dc power supply is connected to the second fuse 42 OF 1FU2, then the second fuse 42 is connected in parallel with the pin numbers a2, 11HL indicator 8, 12HL indicator 8, and 13HL indicator 8 OF the 1KA intermediate relay 6, the pin number 14 OF the outgoing line end OF the OF (1QF) auxiliary contact 5 is connected to the coil OF the 1KA intermediate relay 6, the pin number 14 OF the 1KA relay switch 7 is connected to the 11HL indicator 8, the pin number 24 OF the 2KA relay switch 7 is connected to the 12HL indicator 8, and the pin number 24 OF the 3KA relay switch 7 is connected to the 13HL indicator 8.
When the first incoming line frame circuit breaker 1 is switched on, the OF (1QF) auxiliary contact 5 is also closed at the same time, the coil OF the 1KA intermediate relay 6 is electrified, and the extended relay switch 7 is closed at the same time.
The 14-pin number of the 1KA relay switch 7 is closed, the 11HL indicating lamp 8 is switched on, and the switching-on indication of the first incoming line frame breaker 1 is represented.
And a 24-pin number of the 2KA relay switch 7 (from the incoming cabinet of the second incoming line frame circuit breaker 2) is closed, and a 12HL indicator lamp 8 is switched on to indicate the closing indication of the second incoming line frame circuit breaker 2.
And a 24-pin number of the 3KA relay switch 7 (from the bus coupler cabinet of the bus coupler frame circuit breaker 3) is closed, and a 13HL indicator lamp 8 is switched on to indicate the closing indication of the bus coupler frame circuit breaker 3.
The upper signal terminals 9 of the pin numbers 21 and 24 of the 1KA relay switch 7 are led to the incoming line cabinet of the second incoming line frame breaker 2 again.
The upper signal terminals 9 of the foot numbers 31 and 34 of the 1KA relay switch 7 are led to the bus coupler cabinet of the bus coupler frame circuit breaker 3 again.
So control, can in time know second inlet wire frame circuit breaker 2 and the combined floodgate situation of female cabinet frame circuit breaker 3 that allies oneself with at the inlet wire cabinet of first inlet wire frame circuit breaker 1.
Referring to fig. 6-8, the positive pole OF the dc power supply is connected to the first fuse 41 OF 2FU1, then the first fuse 41 is connected in parallel with the OF (2QF) auxiliary contact 5, the 1KA relay switch 7, the 2KA relay switch 7, and the 3KA relay switch 7, and the negative pole OF the dc power supply is connected to the second fuse 42 OF 2FU2, then the second fuse 42 is connected in parallel with the pin numbers a2, 21HL indicator 8, 22HL indicator 8, and 23HL indicator 8 OF the 2KA intermediate relay 6, the pin number 14 OF the out terminal OF the OF (2QF) auxiliary contact 5 is connected to the coil OF the 2KA intermediate relay 6, the pin number 24 OF the 1KA relay switch 7 is connected to the 21HL indicator 8, the pin number 14 OF the 2KA relay switch 7 is connected to the 22HL indicator 8, and the pin number 34 OF the 3KA relay switch 7 is connected to the 23HL indicator 8.
When the second incoming line frame circuit breaker 2 is switched on, the OF (2QF) auxiliary contact 5 is also closed at the same time, the coil OF the 2KA intermediate relay 6 is electrified, and the extended relay switch 7 is closed at the same time.
And the 14-pin number of the 2KA relay switch 7 is closed, and the 22HL indicator lamp 8 is switched on to indicate the closing indication of the second incoming line frame breaker 2.
The 24-pin number of the 1KA relay switch 7 (from the inlet cabinet of the first inlet frame circuit breaker 1) is closed, and the 21HL indicator lamp 8 is turned on to indicate that the first inlet frame circuit breaker 1 is switched on.
And a 34-pin number of a 3KA relay switch 7 (from a bus coupler cabinet of the bus coupler frame circuit breaker 3) is closed, and a 23HL indicator lamp 8 is switched on to indicate the closing indication of the bus coupler frame circuit breaker 3.
The upper signal terminals 9 of the pin numbers 21 and 24 of the 2KA relay switch 7 are led to the incoming line cabinet of the first incoming line frame circuit breaker 1 again.
The upper signal terminals 9 of the pin numbers 31 and 34 of the 2KA relay switch 7 are led to the bus coupler cabinet of the bus coupler frame circuit breaker 3 again.
So control, can in time know first inlet wire frame circuit breaker 1 and the combined floodgate situation of female cabinet frame circuit breaker 3 that allies oneself with at the inlet wire cabinet of second inlet wire frame circuit breaker 2.
Referring to fig. 9-11, the positive pole OF the dc power supply is connected to the 3FU1 first fuse 41, then the first fuse 41 is connected in parallel with the OF (3QF) auxiliary contact 5, the 1KA relay switch 7, the 2KA relay switch 7, and the 3KA relay switch 7, and the negative pole OF the dc power supply is connected to the 3FU2 second fuse 42, then the second fuse 42 is connected in parallel with the pin numbers a2, 31HL indicator 8, 32HL indicator 8, and 33HL indicator 8 OF the 3KA intermediate relay 6, the pin number 14 OF the out terminal OF the OF (3QF) auxiliary contact 5 is connected to the coil OF the 3KA intermediate relay 6, the pin number 34 OF the 1KA relay switch 7 is connected to the 31HL indicator 8, the pin number 34 OF the 2KA relay switch 7 is connected to the 32HL indicator 8, and the pin number 14 OF the 3KA relay switch 7 is connected to the 33HL indicator 8.
When the bus-tie frame circuit breaker 3 is switched on, the OF (3QF) auxiliary contact 5 is also closed at the same time, the coil OF the 3KA intermediate relay 6 is electrified, and the extended relay switch 7 is closed at the same time.
And a 14-pin number of the 3KA relay switch 7 is closed, and a 33HL indicator lamp 8 is switched on to indicate the closing indication of the bus tie frame circuit breaker 3.
The 34-pin number of the 1KA relay switch 7 (from the inlet cabinet of the first inlet frame circuit breaker 1) is closed, and the 31HL indicator lamp 8 is turned on to indicate that the first inlet frame circuit breaker 1 is switched on.
And a 34-pin number of the 2KA relay switch 7 (from the incoming cabinet of the second incoming line frame circuit breaker 2) is closed, and a 32HL indicator lamp 8 is switched on to indicate the closing indication of the second incoming line frame circuit breaker 2.
The upper signal terminals 9 of the pin numbers 21 and 24 of the 3KA relay switch 7 are led to the incoming line cabinet of the first incoming line frame circuit breaker 1 again.
The pin numbers 31 and 34 of the 3KA relay switch 7 are connected with the signal upper terminal 9 and then led to the incoming line cabinet of the second incoming line frame breaker 2.
So control, the closing situation of first inlet wire frame circuit breaker 1 and second inlet wire frame circuit breaker 2 can in time be known at the female cabinet that allies oneself with of female frame circuit breaker 3.
This circuit breaker shows real-time status's control system's on spot 3 frame circuit breakers every all install 3 switching-on pilot lamps (indicate the switching-on instruction of two inlet wire female antithetical couplet frame circuit breakers respectively), when 1 frame circuit breaker closed among them, its auxiliary contact action is closed, the coil of putting through auxiliary relay again comes the switching-on signal of extension frame circuit breaker, 1 switching-on signal of them switches on switching-on pilot lamp, then 2 other switching-on signal are connected to 2 other frame circuit breakers and switch-on switching-on pilot lamps, other 2 frame circuit breakers are also controlled according to this mode, maintainer no matter what frame circuit breaker operation can know the switching-on situation of 2 other frame circuit breakers in real time like this, just so can effectively avoid the occurence of failure of maloperation, great economic loss or personnel's injury have been reduced.
The foregoing is a preferred embodiment of the present invention, and the basic principles, principal features and advantages of the utility model are shown and described. 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 utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, and the utility model is intended to be protected by the following claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a circuit breaker shows real-time status's control system on spot, includes first inlet wire frame circuit breaker (1), second inlet wire frame circuit breaker (2) and female antithetical couplet frame circuit breaker (3), its characterized in that: the first incoming line frame circuit breaker (1), the second incoming line frame circuit breaker (2) and the bus-tie frame circuit breaker (3) are all provided with auxiliary contacts (5), intermediate relays (6), terminals (9), a plurality of relay switches (7) and indicator lamps (8), each relay switch (7) corresponds to a first incoming line frame circuit breaker (1), a second incoming line frame circuit breaker (2) and a bus-tie frame circuit breaker (3) one by one, each indicator light (8) corresponds to the first incoming line frame circuit breaker (1), the second incoming line frame circuit breaker (2) and the bus-tie frame circuit breaker (3) one by one, an auxiliary contact (5) and each relay switch (7) are connected in parallel, the auxiliary contact (5) is connected with an intermediate relay (6), each relay switch (7) is connected with the corresponding indicator light (8), the first incoming line frame circuit breaker (1), the second incoming line frame circuit breaker (2) and the bus-tie frame circuit breaker (3) are mutually connected through a terminal (9).
2. The control system for displaying real-time status of circuit breaker in situ as claimed in claim 1, wherein: all be provided with first fuse (41) on first inlet wire frame circuit breaker (1), second inlet wire frame circuit breaker (2) and the female frame circuit breaker that allies oneself with (3), the one end of first fuse (41) is connected the power anodal, the other end and is met auxiliary contact (5) and each relay switch (7).
3. The control system for displaying real-time status of circuit breaker in situ as claimed in claim 2, wherein: all be provided with second fuse (42) on first inlet wire frame circuit breaker (1), second inlet wire frame circuit breaker (2) and female antithetical couplet frame circuit breaker (3), the one end of second fuse (42) is connected power negative pole, the other end and is met auxiliary relay (6) and each pilot lamp (8).
4. The control system for displaying real-time status of circuit breaker in situ as claimed in claim 3, wherein: the pin number of the relay switch (7) corresponding to the first incoming line frame circuit breaker (1) is respectively connected with an incoming line cabinet of the second incoming line frame circuit breaker (2) and a bus coupler cabinet of the bus coupler frame circuit breaker (3) through a terminal (9).
5. The control system for displaying real-time status of circuit breaker in situ as claimed in claim 4, wherein: the pin number of the relay switch (7) corresponding to the second incoming line frame circuit breaker (2) is respectively connected with the incoming line cabinet of the first incoming line frame circuit breaker (1) and the bus coupler cabinet of the bus coupler frame circuit breaker (3) through a terminal (9).
6. The control system for displaying real-time status of circuit breaker in situ as claimed in claim 5, wherein: the pin number of the relay switch (7) corresponding to the bus-tie frame circuit breaker (3) is respectively connected with the incoming line cabinet of the first incoming line frame circuit breaker (1) and the incoming line cabinet of the second incoming line frame circuit breaker (2) through the terminal (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121904321.6U CN216134100U (en) | 2021-08-13 | 2021-08-13 | Control system for circuit breaker to display real-time state on site |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121904321.6U CN216134100U (en) | 2021-08-13 | 2021-08-13 | Control system for circuit breaker to display real-time state on site |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216134100U true CN216134100U (en) | 2022-03-25 |
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ID=80770026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121904321.6U Active CN216134100U (en) | 2021-08-13 | 2021-08-13 | Control system for circuit breaker to display real-time state on site |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216134100U (en) |
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2021
- 2021-08-13 CN CN202121904321.6U patent/CN216134100U/en active Active
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