CN218472838U

CN218472838U - 400V generator synchronizing device capable of working without power failure

Info

Publication number: CN218472838U
Application number: CN202221067629.4U
Authority: CN
Inventors: 刘巍; 罗艳明; 方旭; 周健; 王艳年; 李豪; 徐宁; 俞涛
Original assignee: Hangzhou Yuesheng Information Technology Co ltd; Changshan Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
Current assignee: Hangzhou Yuesheng Information Technology Co ltd; Changshan Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
Priority date: 2022-05-06
Filing date: 2022-05-06
Publication date: 2023-02-10
Anticipated expiration: 2032-05-06

Abstract

The utility model discloses a 400V generator synchronization device of operation not having a power failure, include: the first switch is connected with the first plug, the second switch is connected with the second plug, and the third plug is connected with the first switch and the second switch through wires. The utility model has the advantages that: the transformer can be operated without power failure.

Description

400V generator synchronizing device capable of working without power failure

Technical Field

The utility model relates to a power supply unit technical field, in particular to 400V generator synchronization device of operation not having a power failure.

Background

In recent years, seasonal overload phenomena exist in agricultural power supply systems, particularly in harvesting seasons, each agricultural machine runs at half rated power, secondary side load of a transformer is greatly increased and is far larger than secondary side rated current, secondary fuse of the transformer can be fused, the transformer generates heat, even more serious power grid accidents are caused, meanwhile, frequent power failure can also greatly affect normal electricity utilization of residents, power supply reliability is seriously affected, high-reliability electricity utilization in special periods is ensured, economic loss of enterprises caused by sudden power failure is reduced, and race, meeting and the like are ensured to be smoothly carried out, and great social influence is caused.

In the prior art, in order to ensure high-reliability power utilization in a special period, a method of adding a transformer is often adopted, but the method has the problems of high cost, low applicability, low benefit of the transformer added in the non-special period and incapability of performing uninterrupted power operation on the transformer.

For example, a "power supply method for a station area equipped with multiple transformers" disclosed in chinese patent literature has a publication number: CN103633664A, filing date thereof: in 2013, 12 and 01, the transformer overload protection device can be switched through switching according to electricity consumption and electricity utilization seasons, overload of a single transformer is greatly reduced, normal electricity utilization of a user is guaranteed, power supply reliability is improved, and the problem that uninterrupted operation cannot be carried out on the transformer exists.

SUMMERY OF THE UTILITY MODEL

Can not carry out the not enough of the operation of not having a power failure to the transformer to prior art, the utility model provides an operation 400V generator synchronization device that does not have a power failure can carry out the operation of not having a power failure to the transformer.

The following is the technical scheme of the utility model, the 400V generator synchronization device of the operation of not cutting off the power supply, include: the first switch is connected with a first plug, the second switch is connected with a second plug, a third plug is connected with the first switch and the second switch through wires, and the first plug and the second plug are respectively connected with an upper socket and a lower socket of a disconnecting link of the transformer.

In the scheme, the third plug is connected with the diesel generator, the first plug and the second plug are respectively connected with the upper socket and the lower socket of the disconnecting link of the transformer, the first switch and the second switch are in an off state, the disconnecting link is in an on state, the diesel generator is started, the voltage of the diesel generator is ensured to be normal, when the transformer has a power failure, the first switch is closed, the outgoing disconnecting link on the low-voltage side of the transformer is pulled open, when the transformer recovers the power supply, the second switch is closed, the outgoing disconnecting link on the low-voltage side of the transformer is closed, the first switch is disconnected again, the second switch is disconnected at last, and the transformer is operated without power failure.

Preferably, the first plug, the second plug and the third plug are three-phase cable quick plugs.

In this scheme, the quick plug of three-phase cable is convenient for connect the switch upper and lower socket of diesel generator and transformer, improves the suitability of device.

Preferably, the third plug is arranged in the middle of the front surface of the cuboid box, the first plug and the second plug are arranged on the side surface of the box, the first switch and the second switch are arranged on the upper surface of the box, and the synchronization module is arranged in the middle of the front surface of the box.

In this scheme, cuboid box front surface middle part is located to the third plug, and the third plug connection firewood generator of being convenient for, the box side surface is located to first plug and second plug, is convenient for connect the transformer, and the box upper surface is located to first switch and second switch, is convenient for control the off-state and the on-state of first switch and second switch, and the difficult power consumption accident that takes place, middle part before the box is located to the module of synchronizing improves device structural stability, improves the device suitability.

Preferably, the first plug, the second plug and the third plug are in the same horizontal plane.

In this scheme, first plug, second plug and third plug are in same horizontal plane, reduce the interior wire winding complexity of device, are convenient for connect diesel generator and transformer, improve the device suitability.

Preferably, the first switch and the second switch are provided with a circular green closed icon.

In this scheme, first switch and second switch are equipped with circular green closed icon, are convenient for look over the off-state and the on-state of first switch and second switch directly perceivedly, improve the suitability of device.

Preferably, the connection line of the central points of the first switch and the second switch is parallel or vertical to the edge of the box body.

Preferably, the surface of the box body is provided with rubber with the thickness of 5 mm.

In this scheme, the box surface is equipped with the rubber of thickness 5 millimeters, improves the insulating nature of device, and difficult emergence power consumption accident improves the security of device.

Preferably, the box upper surface center department bolted connection handle device, the fixed plate and the rubber ring that handle device's handle ring cup jointed, the fixed plate is equipped with eight screw equipartitions in handle ring both sides.

In this scheme, box upper surface center department bolted connection handle device, the carrying of the device of being convenient for, the fixed plate is equipped with eight screw equipartitions in handle ring both sides, and the effort between balanced handle device and the box, rubber ring improve the insulating nature of device, improve the suitability of device.

The beneficial effects of the utility model are that: the transformer can be operated without power failure.

Drawings

Fig. 1 is a schematic structural diagram of a synchronous device of a 400V generator operated without power failure.

Fig. 2 is a circuit connection diagram of the synchronous device of the 400V generator of the utility model operating without power failure.

In the figure 1: a box body; 2: a synchronization module; 3: a first plug; 4: a second plug; 5: a third plug; 6: a first switch; 7: a second switch; 8: a handle device.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

The embodiment is as follows: as shown in fig. 1 and 2, the 400V generator synchronizing device without power outage comprises: the box 1, third plug 5 locates cuboid box 1 front surface middle part, and be located the front surface center, 1 side surface of box is located to first plug 3 and second plug 4, first plug 3 is close to the side surface center, second plug 4 is close to the arris of side surface and rear surface, first switch 6 and second switch 7 are located the box 1 upper surface, be close to the arris of upper surface and front surface, first switch 6 and second switch 7 connect with the module 2 in same term, first plug 3 is connected to first switch 6, second plug 4 is connected to second switch 7, third plug 5 passes through first switch 6 of connection of electric lines and second switch 7.

The module 2 in the same period is arranged in the box body 1 and is positioned in the middle of the front of the box body 1, and the bottom of the module 2 in the same period is fixedly connected to the inner side of the bottom surface of the box body 1, so that the stability of the structure is ensured.

First plug 3, second plug 4 and third plug 5 are the quick plug of three-phase cable, are convenient for connect the diesel generator and the transformer low pressure side play line knife switch socket, and the diesel generator is connected to third plug 5, and socket about the knife switch is connected respectively to first plug 3 and second plug 4, and first plug 3, second plug 4 and third plug 5 are in same horizontal plane, guarantee the stability of structure.

First switch 6 and second switch 7 are equipped with circular green closed icon, and the switch has closed icon one end to press and shows that the switch is in the closure state, is convenient for directly perceivedly look over the off-state and the closure state of first switch 6 and second switch 7, and the central point line of first switch 6 and second switch 7 is parallel or perpendicular arris of box 1, guarantees the stability of structure.

1 surface of box is equipped with rubber, and the thickness of rubber is 5 millimeters for the protection against electric shock improves the device security, 1 upper surface center department bolted connection handle device 8 of box, fixed plate and the rubber ring that handle device 8's handle ring cup jointed, the fixed plate are equipped with eight screw equipartitions in handle ring both sides, and the removal of the box 1 of being convenient for improves the device suitability.

The implementation scheme is as follows: the third plug 5 is connected with the diesel generator, the first plug 3 and the second plug 4 are respectively connected with an upper socket and a lower socket of a disconnecting link of the transformer, the first switch 6 and the second switch 7 are in an off state, the disconnecting link is in an on state, the diesel generator is started, the voltage of the diesel generator is guaranteed to be normal, when the transformer is powered off, the first switch 6 is closed, the outgoing disconnecting link at the low-voltage side of the transformer is pulled open, when the transformer recovers power supply, the second switch 7 is closed, the outgoing disconnecting link at the low-voltage side of the transformer is closed, the first switch 6 is then opened, and finally the second switch 7 is opened.

Claims

1. 400V generator synchronization device of not shutting down operation, its characterized in that includes: the first switch is connected with the first plug, the second switch is connected with the second plug, the third plug is connected with the first switch and the second switch through electric wires, the third plug is connected with the diesel generator, and the first plug and the second plug are respectively connected with the upper socket and the lower socket of the disconnecting link of the transformer.

2. The non-stop operation 400V generator synchronizer according to claim 1, wherein the first plug, the second plug and the third plug are three-phase cable quick plugs.

3. The uninterrupted power operation 400V generator synchronizing device according to claim 1, wherein the third plug is arranged in the middle of the front surface of the cuboid box, the first plug and the second plug are arranged on the side surface of the box, the first switch and the second switch are arranged on the upper surface of the box, and the synchronizing module is arranged in the middle of the front surface of the box.

4. The non-stop operation 400V generator synchronizer according to claim 1, wherein the first plug, the second plug and the third plug are at the same level.

5. The non-stop work 400V generator synchronizing device according to claim 1, wherein the first switch and the second switch are provided with circular green closed icons.

6. The uninterrupted 400V generator synchronizing device as claimed in claim 1 or 3, wherein the central points of the first switch and the second switch are connected with a line parallel or vertical to the edge of the box body.

7. The uninterrupted 400V generator synchronizing device according to claim 3, wherein the surface of the box body is provided with rubber with the thickness of 5 mm.

8. The non-power-outage 400V generator synchronizing device according to claim 3, wherein a handle device is connected to the center of the upper surface of the box through a bolt, a fixing plate and a rubber ring are sleeved on a handle ring of the handle device, and the fixing plate is provided with eight screw holes which are uniformly distributed on two sides of the handle ring.