CN218415242U

CN218415242U - Time-setting socket

Info

Publication number: CN218415242U
Application number: CN202222441665.9U
Authority: CN
Inventors: 宁美江; 刘斌
Original assignee: Sichuan Huaneng Dongxiguan Hydropower Co Ltd
Current assignee: Sichuan Huaneng Dongxiguan Hydropower Co Ltd
Priority date: 2022-09-15
Filing date: 2022-09-15
Publication date: 2023-01-31
Anticipated expiration: 2032-09-15

Abstract

The utility model belongs to the technical field of power control equipment, in particular to a time synchronization socket, which comprises a shell and a power supply plug, wherein the shell is internally provided with a live wire and a zero wire which are electrically connected with the power supply plug, the shell is internally provided with a power module and a satellite time service module, and the time service signal output end of the satellite time service module is electrically connected to the zero wire; be equipped with first time-lapse jack on the casing, second time-lapse jack, zero line terminal and live wire terminal in first time-lapse jack and the second time-lapse jack are connected to zero line and live wire respectively electrically, this time-lapse satellite time service module of socket can carry out the time-lapse communication with the satellite, obtain current accurate time, then satellite time service module can send the time-lapse pulse signal to the power control equipment in electric power 1 district and electric power 3 district simultaneously through the N line in the time-lapse jack according to current time, realize the time-lapse in electric power 1 district and electric power 2 district, use this time-lapse socket not need set up the time-lapse signal interface in addition, and is more convenient.

Description

Time-setting socket

Technical Field

The utility model belongs to the technical field of power control equipment, concretely relates to time socket.

Background

The equipment in the field of power generation, distribution and control is divided into a primary power system and a secondary power system, wherein the primary power system is also called a main equipment, which is a main body forming the power system and is equipment for directly generating, transmitting and distributing electric energy, and the equipment comprises a generator, a power transformer, a circuit breaker, an isolating switch, a power bus, a power cable, a power transmission line and the like. The secondary power system is a device for controlling, regulating, protecting and monitoring primary power equipment, and comprises a control appliance, a relay protection and automatic device, a measuring instrument, a signal appliance and the like.

The power secondary system is divided into a production control area and a management information area according to the characteristics of the power secondary system, the production control area is divided into a control area (also called a safety area I) and a non-control area (also called a safety area II), the information management area is divided into a production management area (also called a safety area III) and a management information area (also called a safety area IV), different safety areas determine different safety protection requirements, wherein the safety level of the safety area I is the highest, the safety area II is the next, and the rest is analogized in sequence.

Data in a control area (safety area I) of a production control area is transmitted to a production management area (safety area III) of an information management area in an isolated mode, time delay occurs in data transmission, so that the time for the production management area (safety area III) to receive the data is inconsistent with the data transmission time in the control area (safety area I), the production management area (safety area III) cannot analyze the control data with the control area (safety area I) on the basis of unified time reference, the production management area cannot manage various power control devices according to time strictly, and the influence is eliminated when the production management area (safety area III) and the control area (safety area I) are synchronized.

In the prior art, chinese patent document No. CN202916600U describes a satellite time service device of an electric power integrated automation system, which includes a GPS receiving module, a main control module MCU, an RS232 communication module and a 1PPS pulse output module, wherein the GPS receiving module is connected to the main control module MCU and receives time information from a satellite, the RS232 communication module is connected to the main control module MCU and implements level conversion and isolation of TTL/RS232, the main control module MCU is a core control module, and the 1PPS pulse output module is connected to the GPS receiving module and generates a pulse signal for transmitting hard time, and implements isolation from the GPS receiving module. The satellite time service device of the electric power integrated automation system can be used for time synchronization of an electric power system, but the device is complex, a plurality of data interfaces are provided, and the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a to time socket, solve among the prior art time device structure complicacy, the many causes of data interface among the electric power system and cause and use inconvenient technical problem.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides a time setting socket, which comprises a shell and a power supply plug, wherein a live wire and a zero wire which are electrically connected with the power supply plug are arranged in the shell, a jack is arranged on the shell, a power module and a satellite time service module are also arranged in the shell, the input end of the power module is electrically connected with the live wire and the zero wire, the output end of the power module is electrically connected with the satellite time service module, and the time service signal output end of the satellite time service module is electrically connected with the zero wire; the jacks comprise a first time-alignment jack and a second time-alignment jack, and the zero line terminal and the live line terminal in the first time-alignment jack and the second time-alignment jack are electrically connected to the zero line and the live line respectively.

Preferably, a time-setting switch is further arranged on the shell, and the time-setting switch is electrically connected between the live wire and the power module.

Preferably, an indicator light is further arranged on the shell, and the indicator light is electrically connected to the output end of the power supply module.

Preferably, the output end of the satellite time service module is electrically connected to the zero line through an optical coupling module.

Preferably, a ground wire electrically connected with the power supply plug is further arranged in the shell, and ground terminals electrically connected with the ground wire are respectively arranged in the first pair of time jacks and the second pair of time jacks.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this socket to time is equipped with power module and satellite time service module in the casing, power module is used for supplying power for satellite time service module, satellite time service module can carry out the communication to the time with the satellite, obtain current accurate time, then satellite time service module can be according to the current time through the N line in the jack to the time to send the pulse signal to the electric power control equipment in electric power 1 district and electric power 3 district simultaneously, this socket to the time can also provide the time to the time signal in the power supply, realize the time to the time in electric power 1 district and electric power 2 district, use this socket to the time need not set up in addition the time to the signal interface, it is more convenient.

2. In addition, the time setting socket has two functions, the time setting socket is provided with a time setting switch, when the time setting switch is closed, the time setting socket is used as a common socket, and when the time setting switch is opened, the time setting socket has the time setting function.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of an embodiment of the invention.

Fig. 2 is a schematic circuit diagram of an embodiment of the invention.

Fig. 3 is a schematic view illustrating an embodiment of the invention.

In the drawings, each reference numeral means:

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1 to fig. 3 for a time-setting socket.

As shown in fig. 1, the time-tick socket comprises a housing 1 and a power supply plug 2, wherein the power supply plug 2 is three insertion pieces, namely a live wire insertion piece, a null line insertion piece and a ground wire insertion piece, as shown in fig. 2, a live wire (L line), a null line (N line) and a ground wire (E line) which are electrically connected with the power supply plug 2 are arranged in the housing 1, and the live wire (L line), the null line (N line) and the ground wire (E line) are three copper sheets.

As shown in fig. 2, a power module and a satellite time service module are further arranged in the housing 1, an input end of the power module is electrically connected to the live wire and the zero wire, an output end of the power module is electrically connected to the satellite time service module, and the power module is used for converting commercial power provided by the live wire (L wire) and the zero wire (N wire) into low-voltage direct current for the satellite time service module; as shown in fig. 1, an antenna 11 is provided outside the housing 1, the antenna 11 is electrically connected to the satellite time service module, a time service signal output end of the satellite time service module is electrically connected to a zero line (N line), the satellite time service module is used for receiving a time service signal of a satellite in a wireless communication manner to obtain time data in real time, the satellite time service module can adopt a big dipper time service module with a model of SKYLAB, and then the satellite time service module converts the time data into an electric signal and sends the electric signal to the zero line.

As shown in fig. 1, be equipped with the jack on casing 1, the jack includes first time of the pair jack 12, second time of the pair jack 13, first time of the pair jack 12 and second time of the pair jack 13 all have three picture peg hole, it is shown in combination fig. 2 that these three picture peg holes are live wire terminal (L terminal), zero line terminal (N terminal), earth wire terminal (E terminal) respectively, wherein, zero line terminal and live wire terminal in first time of the pair jack 12, the second time of the pair jack 13 are connected electrically to zero line and live wire respectively, earth wire terminal is connected to the ground wire respectively.

Referring to fig. 1 and 2, a time setting switch 14 is further disposed on the housing 1, the time setting switch 14 is electrically connected between the live wire and the power module, when the time setting switch 14 is turned off, the time setting socket is used as a common socket, and when the time setting switch 14 is turned on, the time setting socket has a time setting function. In addition, still be equipped with pilot lamp 15 on the casing 1, pilot lamp 15 is the LED lamp pearl of the output of electricity connection to power module, and when pilot lamp 15 lights, this socket to time has the function to time.

In addition, as shown in fig. 2, the output end of the satellite time service module is electrically connected to the zero line through the optical coupling module, so that the output end of the satellite time service module is isolated from the zero line to protect the satellite time service module.

When the time synchronization device is used, power plugs of the time synchronization devices corresponding to the electric power 1 area and the electric power 3 area are respectively and electrically connected to the first time synchronization jack 12 and the second time synchronization jack 13, a satellite time service module in the time synchronization socket can perform time synchronization communication with a satellite to obtain current accurate time, and then the satellite time service module simultaneously sends time synchronization pulse signals to electric power control equipment of the electric power 1 area and the electric power 3 area through N lines according to the current time. For example, the time setting signal sent by the satellite time setting module may adopt the following coding method: representing 1 and 0 respectively according to high voltage and low voltage within 32 seconds, sending out 32 pulses per second to form an integer of 32 bits (4 bytes), wherein the integer represents the exact time information corresponding to the 0 th second of the next minute; and then after the 60 th second is finished, the satellite time service module sends out a short-time pulse to activate the previously received time service information to the time service devices of the electric power 1 region and the electric power 3 region.

Specifically, as shown in fig. 3, taking an electric power 3 zone as an example, a time synchronization device power module and a time synchronization module are arranged in the time synchronization device in the electric power 3 zone, wherein the time synchronization device power module is electrically connected to an N terminal and an L terminal of the second time synchronization jack, the time synchronization device power module is provided with a filtering unit, the pulse signal of the N terminal is filtered, the voltages of the N terminal and the L terminal are converted into a working voltage of the time synchronization module, and the time synchronization module is used for receiving the time synchronization pulse signal of the N terminal of the second time synchronization jack, converting the time synchronization pulse signal into time synchronization information, and sending the time synchronization information to a control device in the electric power 3 zone. Therefore, unified time synchronization of the circuit 1 area and the power 3 area can be realized.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a to time socket, includes casing and power plug, be equipped with in the casing with live wire, zero line that the power plug electricity is connected, be equipped with the jack on the casing, its characterized in that: a power module and a satellite time service module are further arranged in the shell, the input end of the power module is electrically connected to the live wire and the zero line, the output end of the power module is electrically connected to the satellite time service module, and the time service signal output end of the satellite time service module is electrically connected to the zero line; the jacks comprise a first time-alignment jack and a second time-alignment jack, and the zero line terminal and the live line terminal in the first time-alignment jack and the second time-alignment jack are electrically connected to the zero line and the live line respectively.

2. A pair of time slots as claimed in claim 1, wherein: still be equipped with the time setting switch on the casing, the time setting switch electricity is connected the live wire with between the power module.

3. A pair of time slots as claimed in claim 2, wherein: the shell is further provided with an indicator light, and the indicator light is electrically connected to the output end of the power supply module.

4. A pair of time sockets according to claim 1, wherein: and the output end of the satellite time service module is electrically connected to the zero line through an optical coupling module.

5. A pair of time sockets according to claim 1, wherein: the shell is also internally provided with a ground wire electrically connected with the power supply plug, and the first time-sharing jack and the second time-sharing jack are respectively provided with a ground wire terminal electrically connected with the ground wire.