CN215678657U - Single-phase closing device for intelligent substation - Google Patents
Single-phase closing device for intelligent substation Download PDFInfo
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- CN215678657U CN215678657U CN202121263721.3U CN202121263721U CN215678657U CN 215678657 U CN215678657 U CN 215678657U CN 202121263721 U CN202121263721 U CN 202121263721U CN 215678657 U CN215678657 U CN 215678657U
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Abstract
The utility model provides a single-phase switching-on device for an intelligent substation, which comprises a body and a control module, wherein the body comprises relays, the relays are in one-to-one correspondence with an A-phase switching-on contact, a B-phase switching-on contact, a C-phase switching-on contact and three-jump contacts of a tested intelligent substation, normally-open contacts of the relays are respectively connected to the corresponding A-phase switching-on contact, the B-phase switching-on contact, the C-phase switching-on contact and the three-jump contacts, and the control module is respectively connected with a control end of each relay. The utility model respectively configures corresponding relays for A, B, C phases and three jumps of an intelligent substation, respectively connects normally open contacts of the relays to corresponding A, B, C-phase switching-on contacts and three jump contacts in parallel, respectively enables each relay to carry out A, B, C-phase single-phase switching-on operation and three jump remote control operation under the condition of A, B, C-phase switching-off, is convenient to operate and ensures the personal safety of operators.
Description
Technical Field
The utility model relates to the field of power control, in particular to a single-phase closing device for an intelligent substation.
Background
The intelligent substation adopts GOOSE data transmission switching-on and switching-off commands, a remote place (background) controls the circuit breaker to be switched on and switched off through the measurement and control device, at present, the intelligent substation cannot realize remote place (background) single-phase switching-on and switching-off operations and only can carry out three-phase switching-on and switching-off operations, and a newly-built circuit and an original circuit are subjected to abnormal motion and then often need single-phase switching-on to carry out primary phase checking. Two approaches have been taken in the past: 1. two-phase closing loops are unfastened, and remote control is carried out at the background, so that the method has complicated steps, and the other two-phase closing loops need to be unfastened when each phase is tested, thereby wasting time; 2. the maintenance personnel are in single phase point closing on the spot, the mode has greater risk because new equipment has unreliability, the personnel are too close in the power transmission process and are easy to cause danger and make mistakes, and the opening and closing loop is an important secondary loop, according to regulations, abnormal motion is not allowed after transmission, and a transmission test needs to be done again after the abnormal motion.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: aiming at the technical problems in the prior art, the utility model provides the single-phase switching-on and switching-off device for the intelligent substation, which can assist in single-phase switching-on and switching-off tests of the intelligent substation, can be safely operated by maintainers, and improves the accuracy and the working efficiency.
In order to solve the technical problems, the technical scheme provided by the utility model is as follows:
the utility model provides a single-phase combined floodgate device for intelligent substation, includes body and control module, the body includes the relay, the relay closes the floodgate contact with the A of the intelligent substation who is tested mutually, B closes the floodgate contact mutually, C closes the floodgate contact mutually and three jump point one-to-one, the normally open contact of relay is connected to corresponding A mutually and closes floodgate contact, B mutually and closes the floodgate contact mutually, C and closes floodgate contact and three jump point respectively, the control end of control module and every relay is connected respectively.
Preferably, the body includes terminal row and connecting wire, be equipped with the terminal with the normally open contact one-to-one of relay on the terminal row, the terminal is connected with the normally open contact that corresponds, connecting wire and terminal one-to-one and one end and the terminal plug that corresponds are connected, the other end and the A that correspond of connecting wire close the floodgate contact, B phase and close floodgate contact, C phase and close floodgate contact or three jump contact plug connection.
Preferably, the control module comprises a wireless remote controller, a wireless receiver and a first processor unit, the wireless receiver and the first processor unit are arranged in the body, the wireless remote controller is in wireless connection with the wireless receiver, the wireless receiver is connected with the input end of the first processor unit, and the output end of the first processor unit is connected with the control end of each relay.
Preferably, the control module comprises a remote controller, a receiver and a second processor unit, the second processor unit is arranged in the body, the remote controller is connected with the input end of the second processor unit through a data transmission line, and the output end of the second processor unit is connected with the control end of each relay respectively.
Preferably, the control module comprises a key unit and a third processor unit, the key unit and the third processor unit are arranged in the body, the input ends of the key unit and the third processor unit are connected, and the output end of the third processor unit is connected with the control end of each relay respectively.
Preferably, the body comprises a power supply module, and the power supply module is connected with the power supply end of the relay respectively.
Preferably, the power module comprises a rechargeable battery, and the rechargeable battery and the power supply terminal of the relay are respectively connected.
Preferably, the power module includes a charging unit, and the charging unit is connected with a rechargeable battery.
Compared with the prior art, the utility model has the advantages that:
1. the utility model respectively configures corresponding relays for A, B, C phases and three jumps of an intelligent substation, and respectively connects normally open contacts of the relays to corresponding A, B, C-phase switching-on contacts and three jump contacts in parallel, so that A, B, C-phase single-phase switching-on operation and three-jump remote control operation can be carried out by respectively enabling each relay under the condition of A, B, C-phase switching-off, and the operation is convenient;
2. the intelligent transformer substation is provided with the terminal strip and the connecting wire, and two ends of the connecting wire are respectively connected with the terminal on the terminal strip, the A, B, C-phase closing contact and the three-jump contact in a plugging manner, so that the intelligent transformer substation is convenient to store and the original circuit of the intelligent transformer substation is not influenced;
3. the wireless remote controller controls the corresponding relay to open and close, so that an operator can operate the wireless remote controller far away from the site, and the safety of the operator is ensured;
4. the utility model adopts the rechargeable battery to supply power for the relay, can be recycled and reduces the cost.
Drawings
Fig. 1 is a schematic diagram of the operation of the embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a first embodiment of the present invention.
Fig. 3 is a circuit connection block diagram according to a first embodiment of the utility model.
Fig. 4 is a schematic structural diagram of a second embodiment of the present invention.
Fig. 5 is a circuit connection block diagram according to a second embodiment of the utility model.
Fig. 6 is a schematic structural diagram of a third embodiment of the present invention.
Fig. 7 is a circuit connection block diagram according to a third embodiment of the present invention.
Illustration of the drawings: 1-body, 2-control module, 101-relay, 102-terminal bar, 103-connecting line, 104-power module, 21-wireless remote controller, 22-wireless receiver, 23-first processor unit, 24-remote controller, 25-data transmission line, 26-second processor unit, 27-key unit, 28-third processor unit.
Detailed Description
The utility model is further described below with reference to the drawings and specific preferred embodiments of the description, without thereby limiting the scope of protection of the utility model.
Example one
As shown in fig. 1 to 3, the utility model provides a single-phase switching-on device for an intelligent substation, which includes a body 1 and a control module 2, wherein the body 1 includes relays 101, the relays 101 correspond to an a-phase switching-on contact, a B-phase switching-on contact, a C-phase switching-on contact and a three-hop contact of a tested intelligent substation one by one, normally open contacts of the relays 101 are respectively connected to the corresponding a-phase switching-on contact, B-phase switching-on contact, C-phase switching-on contact and the three-hop contact, and the control module 2 is connected to a control end of each relay 101.
As shown in fig. 1, in this embodiment, the normally open input end of the relay 101 is connected to the input ends of the corresponding a-phase switching-on contact, B-phase switching-on contact, C-phase switching-on contact and three-jump contact, and the normally open output end of the relay 101 is connected to the output ends of the corresponding a-phase switching-on contact, B-phase switching-on contact, C-phase switching-on contact and three-jump contact, so that the relay 101 is connected in parallel to the corresponding a-phase, B-phase, C-phase and three-jump circuit breakers, respectively, and under the condition of A, B, C three-phase switching-off, a single-phase switching-on and three-jump remote control can be realized by controlling the single relay to be closed, which is convenient to operate and easy to operate.
As shown in fig. 1, in this embodiment, the body 1 includes a terminal strip 102 and a connection line 103, a terminal corresponding to the normally open contact of the relay 101 is disposed on the terminal strip 102, the terminal is connected to the corresponding normally open contact, the connection line 103 is connected to the terminal in a plug-in manner, one end of the connection line is connected to the corresponding terminal in a plug-in manner, and the other end of the connection line 103 is connected to the corresponding a-phase closing contact, B-phase closing contact, C-phase closing contact or three-jump contact in a plug-in manner. Through above-mentioned structure, connecting wire 103 both ends respectively with terminal and A, B, C on the terminal strip 102 on close floodgate contact, three jump point plug and pull connections mutually, only need pull out connecting wire 103 after the test, be convenient for accomodate and can not influence intelligent substation's original circuit.
As shown in fig. 2 and fig. 3, in the present embodiment, the control module 2 includes a wireless remote controller 21, a wireless receiver 22 and a first processor unit 23, the wireless receiver 22 and the first processor unit 23 are disposed in the body 1, the wireless remote controller 21 is wirelessly connected to the wireless receiver 22, the wireless receiver 22 is connected to an input end of the first processor unit 23, and an output end of the first processor unit 23 is connected to a control end of each relay 101. The wireless remote controller 21 is provided with keys corresponding to the relays 101 one by one, and the corresponding relays 101 can be closed by pressing the corresponding keys. Through the structure, the remote control operation of single-phase closing and three-jump can be carried out by an operator far away from an operation site, and the personal safety of the operator is ensured.
As shown in fig. 2, the main body 1 of the present embodiment includes a power module 104, and the power module 104 is connected to the power supply terminals of the relay 101, the wireless receiver 22 and the first processor unit 23. The power module 104 includes a rechargeable battery, and the rechargeable battery is connected to the power supply terminals of the relay 101. The relay 101, the wireless receiver 22 and the first processor unit 23 are powered by the rechargeable battery, so that the device in the embodiment can be normally used, and meanwhile, the rechargeable battery can be recycled, so that the requirements of environmental protection and cost saving are met.
The power module 104 in this embodiment further includes a charging unit, and the charging unit is connected to the rechargeable battery, so that the device in this embodiment can be directly charged without replacing the battery when the rechargeable battery is not powered.
Example two
The present embodiment is substantially the same as the first embodiment, except that, as shown in fig. 4 and 5, the control module 2 in the present embodiment includes a remote controller 24, a data transmission line 25 and a second processor unit 26, the second processor unit 26 is disposed in the body 1, the remote controller 24 is connected to an input terminal of the second processor unit 26 through the data transmission line 25, and an output terminal of the second processor unit 26 is connected to a control terminal of each relay 101. The power supply module 104 is connected to the power supply terminals of the remote controller 24, the second processor unit 26 and the relay 101, respectively. The remote controller 24 is provided with keys corresponding to the relays 101 one by one, and the corresponding relays 101 can be closed by pressing the corresponding keys. Through the structure, wired connection is adopted in the embodiment, the power module 104 directly supplies power to the remote controller 24, the remote controller 24 sends data to the second processor unit 26 through the data transmission line 25, the cost is saved, meanwhile, the remote control operation of single-phase closing and three-jump can be carried out by an operator far away from an operation site through the arrangement of the data transmission line 25, and the personal safety of the operator is ensured.
EXAMPLE III
The present embodiment is substantially the same as the first embodiment, except that, as shown in fig. 6 and 7, the control module 2 in the present embodiment includes a key unit 27 and a third processor unit 28, the key unit 27 and the third processor unit 28 are disposed in the body 1, input terminals of the key unit 27 and the third processor unit 28 are connected, and an output terminal of the third processor unit 28 and a control terminal of each relay 101 are respectively connected. The key unit 27 is provided with keys corresponding to the relays 101 one by one, and the corresponding relays 101 can be closed by pressing the corresponding keys. Through the structure, the control module 2 is integrated in the body 1, so that the integration level of the device is improved, the cost is further saved, and due to the fact that remote control equipment is omitted, an operator needs to perform single-phase switching-on and three-trip operation on the site, and therefore the user needs to have certain relay protection knowledge and site operation experience.
The foregoing is considered as illustrative of the preferred embodiments of the utility model and is not to be construed as limiting the utility model in any way. Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should fall within the protection scope of the technical scheme of the present invention, unless the technical spirit of the present invention departs from the content of the technical scheme of the present invention.
Claims (8)
1. The utility model provides a single-phase closing device for intelligent substation, its characterized in that includes body (1) and control module (2), body (1) includes relay (101), relay (101) and the A of the intelligent substation who is tested combine floodgate contact, B with each other and close floodgate contact, C with each other and close floodgate contact and three jump contact one-to-one, the normally open contact of relay (101) is connected to corresponding A with each other and closes floodgate contact, B with each other and close floodgate contact, C with each other and three jump contact respectively, control module (2) and the control end of every relay (101) are connected respectively.
2. The single-phase switching-on device for the intelligent substation according to claim 1, wherein the body (1) comprises a terminal block (102) and a connecting wire (103), terminals which correspond to normally open contacts of the relay (101) in a one-to-one mode are arranged on the terminal block (102), the terminals are connected with the corresponding normally open contacts, the connecting wire (103) corresponds to the terminals in a one-to-one mode, one end of the connecting wire is connected with the corresponding terminals in a plugging mode, and the other end of the connecting wire (103) is connected with a corresponding A-phase switching-on contact, a corresponding B-phase switching-on contact, a corresponding C-phase switching-on contact or a corresponding three-jump contact in a plugging mode.
3. The single-phase closing device for the intelligent substation of claim 1, wherein the control module (2) comprises a wireless remote controller (21), a wireless receiver (22) and a first processor unit (23), the wireless receiver (22) and the first processor unit (23) are arranged in the body (1), the wireless remote controller (21) is wirelessly connected with the wireless receiver (22), the wireless receiver (22) is connected with an input end of the first processor unit (23), and an output end of the first processor unit (23) is respectively connected with a control end of each relay (101).
4. The single-phase closing device for the intelligent substation of claim 1, wherein the control module (2) comprises a remote controller (24), a data transmission line (25) and a second processor unit (26), the second processor unit (26) is arranged in the body (1), the remote controller (24) is connected with an input end of the second processor unit (26) through the data transmission line (25), and an output end of the second processor unit (26) is connected with a control end of each relay (101).
5. The single-phase closing device for the intelligent substation of claim 1, wherein the control module (2) comprises a key unit (27) and a third processor unit (28), the key unit (27) and the third processor unit (28) are arranged in the body (1), the input ends of the key unit (27) and the third processor unit (28) are connected, and the output end of the third processor unit (28) and the control end of each relay (101) are respectively connected.
6. The single-phase closing device for the intelligent substation according to claim 1, wherein the body (1) comprises a power module (104), and the power module (104) and the power supply end of the relay (101) are respectively connected.
7. The single-phase closing device for the intelligent substation of claim 6, wherein the power module (104) comprises a rechargeable battery, and the rechargeable battery is connected with the power supply terminal of the relay (101).
8. The single-phase closing device for the intelligent substation of claim 7, wherein the power module (104) comprises a charging unit, and the charging unit is connected with a rechargeable battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121263721.3U CN215678657U (en) | 2021-06-07 | 2021-06-07 | Single-phase closing device for intelligent substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121263721.3U CN215678657U (en) | 2021-06-07 | 2021-06-07 | Single-phase closing device for intelligent substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215678657U true CN215678657U (en) | 2022-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121263721.3U Active CN215678657U (en) | 2021-06-07 | 2021-06-07 | Single-phase closing device for intelligent substation |
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| Country | Link |
|---|---|
| CN (1) | CN215678657U (en) |
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2021
- 2021-06-07 CN CN202121263721.3U patent/CN215678657U/en active Active
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