CN112018571B

CN112018571B - Prevent automatic system failure supply socket

Info

Publication number: CN112018571B
Application number: CN202010847846.4A
Authority: CN
Inventors: 廖华; 袁卫义; 邓朝翥; 申晓杰; 潘鹏; 梁阳; 钟文明; 陈方之; 钟晖; 彭伟
Original assignee: Nanning Monitoring Center of Extra High Voltage Power Transmission Co
Current assignee: Nanning Monitoring Center of Extra High Voltage Power Transmission Co
Priority date: 2020-08-21
Filing date: 2020-08-21
Publication date: 2021-08-13
Anticipated expiration: 2040-08-21
Also published as: CN112018571A

Abstract

The invention provides a power socket for preventing an automatic system from malfunctioning, and belongs to the technical field of UPS (uninterrupted power supply). The socket comprises a socket bottom plate, an input connector, a power supply switcher and an output connector, wherein mounting holes are uniformly distributed in the socket bottom plate in an array manner; the input connector, the power supply switcher and the output connector are all arranged on the socket bottom plate, and the input connector and the output connector are convexly arranged on the same plate surface of the socket bottom plate; the power supply switcher comprises a box body, an L-shaped sliding rod, a first spring, a second spring, a switch butt strap, a first wiring terminal pair and a second wiring terminal pair. According to the invention, the automatic system failure prevention power socket is designed, so that plug and play of the rack type UPS is realized, the wiring is not required to be disconnected after the UPS goes to the screen cabinet, and the using speed and the safety of the UPS are improved.

Description

Prevent automatic system failure supply socket

Technical Field

The invention relates to the technical field of UPS (uninterrupted power supply), in particular to a power socket for preventing an automatic system from malfunctioning.

Background

At present, power supplies such as a UPS of a machine room screen cabinet of an electric power automation system are generally required to be installed on the screen cabinet, input power lines and output power lines are connected one by one, the operation is troublesome, the input power lines and the output power lines are strictly required not to be directly short-circuited, and otherwise the power supplies can be damaged. In practical applications, the conventional rack-type UPS mainly has the following two problems: 1. most of the rack-mounted UPS does not have the hot plug function, so that the wiring is required to be manually plugged and pulled out from the back of the screen cabinet, which is very troublesome; 2. because of the possibility of releasing combustible gas, most of the UPS with the battery at present are not suitable for being placed in a power automation cabinet with special requirements for a long time, and certain safety risk is brought when the UPS with the battery is used.

However, when the power system is in a power conservation state or a double-power parallel test state and other few keys, the rack-type UPS can be used as a bottom protection means and works in the cabinet for a short time, so that the core server can run for a short time when two power supplies fail simultaneously, and destructive consequences are avoided. Therefore, even if there is a certain risk, the rack UPS is inevitably required to be used in the power system.

Based on this, in order to improve convenience and the security that rack-mounted UPS used, this application provides a prevent automatic system failure supply socket.

Disclosure of Invention

The invention aims to: to the problem that above-mentioned existence, provide a prevent automatic system failure supply socket, make rack-type UPS realize plug and play, no longer need to go to the cabinet back disconnected line, improve the speed and the security that UPS put into use.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows:

a power socket for preventing automatic system failure comprises a socket bottom plate, an input connector, a power switcher and an output connector, wherein mounting holes are uniformly distributed on the socket bottom plate in an array manner; the input connector, the power supply switcher and the output connector are all installed on the socket bottom plate through the matching of the screw bolt assemblies and the installation holes, and the input connector and the output connector are installed on the same plate surface of the socket bottom plate in a protruding mode;

the power supply switcher comprises a box body, an L-shaped sliding rod, a first spring, a second spring, a switch butt strap, a first wiring terminal pair and a second wiring terminal pair; the first connecting terminal pair and the second connecting terminal pair respectively penetrate through the left side wall and the right side wall of the box body from inside to outside and extend out of the box body, one end of the switch butt is fixedly connected with the second connecting terminal pair, and the other end of the switch butt is movably lapped with the first connecting terminal pair; the L-shaped sliding rod comprises a first rod body and a second rod body which are vertically connected, the first rod body vertically penetrates through the upper plate surface and the lower plate surface of the box body and is in sliding connection with the upper plate surface and the lower plate surface of the box body, the second rod body is positioned on the outer side of the upper end of the box body and is connected with one end of a second spring through a connecting wire, the other end of the second spring is connected with a switch lug through the connecting wire, one side, away from the second spring, of the switch lug is connected with one end of the first spring through the connecting wire, and the other end of the first spring is connected with the inner side of the lower plate surface of the box body through the connecting wire; the upper plate surface of the box body is provided with a through hole for the second spring to enter and exit; when the power supply switcher is arranged on the socket bottom plate, the lower plate surface of the box body is tightly attached to the socket bottom plate, and one end, far away from the second rod body, of the first rod body vertically penetrates through the mounting hole.

Further, in the present invention, the central axis of the first spring and the central axis of the second spring are located on the same straight line.

Furthermore, in the invention, when the socket is not used, namely the socket is not plugged into a UPS (uninterrupted power supply), the first spring is in a stretching state, the second spring does not elastically deform, and the switch strap is lapped on the first wiring terminal pair through the resilience force of the first spring to form a passage.

Further, in the invention, the length of the first rod body is such that when the input connector and the output connector are plugged on an external UPS, the first rod body is jacked up to pull the second spring to separate the switch strap from the terminal pair, so as to form an open circuit.

In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:

1. the invention provides the automatic system failure prevention power socket, so that plug and play of the rack type UPS is realized, the disconnection of the line after the UPS goes to the screen cabinet is not needed, and the speed, convenience and safety of the UPS in use are improved.

2. The power socket designed by the invention can realize that the connection of the power supply is disconnected before the connection, and prevent the input end and the output end of the UPS power supply from being damaged due to short circuit, thereby improving the use safety of the UPS power supply.

Drawings

Fig. 1 is a schematic plan view of an automatic system failure prevention power outlet according to the present invention.

Fig. 2 is a schematic view of another aspect of the automatic system failure prevention power outlet of the present invention.

Fig. 3 is a schematic diagram of a power switch in a power outlet for preventing a malfunction in an automation system according to the present invention.

Fig. 4 is a schematic diagram of the wiring used in an anti-malfunction power outlet of the automated system of the present invention.

Wherein, 1-socket bottom plate; 2-an input connector; 3-a power switch; 31-one terminal pair; 32-a cartridge body; 33-switch strap; 34-a second rod; 35-a second spring; 36-terminal pair two; 37-a first spring; 38-a first rod; 4-an output connector; 5-a UPS power supply; 6-electric equipment.

Detailed Description

In order that the invention may be more clearly expressed, the invention will now be further described by way of specific examples.

Referring to fig. 1 to 3, a power outlet for preventing a failure of a power automation system due to a dual power failure that causes a server to be inoperable. The general server has two paths of power supply inputs, and the socket enables the UPS to temporarily supply power to prevent the server from stopping immediately when the two paths of power supply inputs are both in fault by connecting one path of power supply in series with the UPS, so that power supply fault processing is carried out within a period of time, and the failure of an automatic system is avoided. The socket comprises a socket bottom plate 1, an input connector 2, a power supply switcher 3 and an output connector 4, wherein mounting holes are uniformly distributed on the socket bottom plate 1 in an array manner; the input connector 2, the power supply switcher 3 and the output connector 4 are all installed on the socket bottom plate 1 through the matching of screw bolt assemblies and installation holes, and the input connector 2 and the output connector 4 are both installed on the same plate surface of the socket bottom plate 1 in a protruding mode;

the power switch 3 comprises a box body 32, an L-shaped sliding rod, a first spring 37, a second spring 35, a switch strap 33, a first terminal pair 31 and a second terminal pair 36; the first connecting terminal pair 31 and the second connecting terminal pair 36 respectively penetrate through the left side wall and the right side wall of the box body 32 from inside to outside from the box body 32 and extend out of the box body 32, one end of the switch contact piece 33 is fixedly connected with the second connecting terminal pair 36, and the other end of the switch contact piece 33 is movably lapped with the first connecting terminal pair 31; the L-shaped sliding rod comprises a first rod body 38 and a second rod body 34 which are vertically connected, the first rod body 38 vertically penetrates through the upper plate surface and the lower plate surface of the box body 32 and is in sliding connection with the upper plate surface and the lower plate surface of the box body 32, the second rod body 34 is positioned on the outer side of the upper end of the box body 32 and is connected with one end of a second spring 35 through a connecting wire, the other end of the second spring 35 is connected with a switch tab 33 through the connecting wire, one side, far away from the second spring 35, of the switch tab 33 is connected with one end of a first spring 37 through the connecting wire, and the other end of the first spring 37 is connected with the inner side of the lower plate surface of the box body 32 through the connecting wire; the upper plate surface of the box body 32 is provided with a through hole for the second spring 35 to enter and exit; when the power switch 3 is installed on the socket base plate 1, the lower plate surface of the box body 32 is tightly attached to the socket base plate 1, and one end of the first rod 38, which is far away from the second rod 34, vertically penetrates through the installation hole.

Further, in the present invention, the central axis of the first spring 37 and the central axis of the second spring 35 are located on the same line.

Further, in the present invention, in the unused state of the socket, the first spring 37 is in a stretched state, the second spring 35 is not elastically deformed, and the switch strap 33 is lapped on the first terminal pair 31 by the resilience of the first spring 37 to form a passage.

Further, in the present invention, the length of the first rod 38 is required to be such that when the input connector 2 and the output connector 4 are plugged into the external UPS power supply 5, the first rod 38 is lifted up to separate the switch strap 33 from the first pair of terminals 31 by pulling the second spring 35, thereby forming an open circuit.

The use method of the invention comprises the following steps:

1. according to the input and output socket style and position of the UPS backboard installed in the screen cabinet, the input connector 2, the output connector 4 and the power switcher 3 are installed by selecting proper installation holes, so that the UPS can be just inserted into the anti-failure power socket when being inserted along the track.

2. The power switch 3 may be mounted in a position where it is required to abut the L-shaped sliding bar when the UPS is inserted along the rails, so that the L-shaped sliding bar can disconnect the power supply as the UPS is inserted.

3. A backboard is fixedly arranged at the rear part of the screen cabinet, when the UPS is checked to be inserted along the track, the power input and output ports of the backboard of the UPS can be just connected to the power socket, and meanwhile, the power supply switcher 3 can reliably cut off the power supply when the UPS is inserted.

4. The connection is made according to fig. 4, the terminal pair of the input connector 2 is connected with the terminal pair one 31 of the power switch 3, the terminal pair two 36 of the power switch 3 is connected with the terminal pair of the output connector 4, meanwhile, the input connector 2 is connected with an external power supply, the output connector 4 is connected with a power input end of the electric equipment 6, and the UPS is connected with one power supply in series.

5. And (3) testing: 1) and ensuring that the two power supplies of the electric equipment 6 are input normally, and confirming that one power supply is cut off when the UPS is inserted along the track. 2) When the UPS is inserted in place, the UPS is opened to enter an online state, the two power supplies are confirmed to be recovered to be normal, and the UPS is successfully connected to one power supply in series. 3) And (3) disconnecting two paths of external power supplies of the server, confirming that the UPS enters an inversion state and the electrified equipment 6 is normal. 4) And recovering two power supplies of the electric equipment 6 and confirming that the UPS enters a charging state.

The above description is intended to describe in detail the preferred embodiments of the present invention, but the embodiments are not intended to limit the scope of the claims of the present invention, and all equivalent changes and modifications made within the technical spirit of the present invention should fall within the scope of the claims of the present invention.

Claims

1. An automatic system failure prevention power socket, characterized in that: the socket comprises a socket bottom plate, an input connector, a power supply switcher and an output connector, wherein mounting holes are uniformly distributed in the socket bottom plate in an array manner; the input connector, the power supply switcher and the output connector are all arranged on the socket bottom plate, and the input connector and the output connector are convexly arranged on the same plate surface of the socket bottom plate;

2. The anti-malfunction power outlet of an automation system as set forth in claim 1, wherein: the central axis of the first spring and the central axis of the second spring are positioned on the same straight line.

3. The anti-malfunction power outlet of an automation system as set forth in claim 1, wherein: when the socket is not in use, the first spring is in a stretching state, the second spring has no elastic deformation, and the switch butt strap is lapped on the wiring terminal through the resilience force of the first spring to form a passage.

4. The anti-malfunction power outlet of an automation system as set forth in claim 1, wherein: the length of the first rod body enables the first rod body to be jacked up so as to pull the second spring to enable the switch contact lug and the wiring terminal pair to be separated and enable the switch contact lug and the wiring terminal pair to be disconnected when the input connector and the output connector are plugged on an external UPS.