CN113346356B

CN113346356B - Direct current power distribution equipment, communication base station power distribution system and intelligent breaking method

Info

Publication number: CN113346356B
Application number: CN202110750347.8A
Authority: CN
Inventors: 缪爱林; 缪冬青; 蒲维; 朱鸿; 毛孙炜
Original assignee: Jiangsu Zhongtian Technology Co Ltd; Zhongtian Broadband Technology Co Ltd
Current assignee: Jiangsu Zhongtian Technology Co Ltd; Zhongtian Broadband Technology Co Ltd
Priority date: 2021-07-02
Filing date: 2021-07-02
Publication date: 2022-12-02
Anticipated expiration: 2041-07-02
Also published as: CN113346356A

Abstract

The invention relates to the field of communication equipment, aims to solve the problem of high power consumption of a 5G base station in the prior art, and provides direct-current power distribution equipment, a communication base station power distribution system and an intelligent breaking method. The direct-current power distribution equipment comprises a shell, an input terminal, a positive connecting bar, a negative connecting bar, a plurality of circuit breakers, a signal terminal, an MOS (metal oxide semiconductor) tube circuit board and a main circuit board. The circuit breakers are arranged along the extending direction of the positive electrode connecting row and the negative electrode connecting row; the MOS tube circuit board is electrically connected with each circuit breaker and can control the on-off of the circuit breaker under the control of a control signal; the main circuit board is in communication connection with the MOS tube circuit board and the signal terminal and used for receiving instructions from the signal terminal and generating control signals for controlling the on-off of the circuit breaker. The invention has the advantages that the power supply device can conveniently supply power to the electric equipment, can turn off part or all of the electric equipment connected with the power supply device when needed, and has reasonable structure and convenient use.

Description

Direct current power distribution equipment, communication base station power distribution system and intelligent breaking method

Technical Field

The invention relates to the field of communication equipment, in particular to direct-current power distribution equipment, a communication base station power distribution system and an intelligent breaking method.

Background

The 5G network causes a large amount of data explosion and also has a problem of large power consumption of the base station.

Disclosure of Invention

The invention aims to provide direct-current power distribution equipment, a communication base station power distribution system and an intelligent breaking method, and aims to solve the problem that a 5G base station in the prior art is high in power consumption.

The embodiment of the invention is realized by the following steps:

a direct current distribution apparatus, comprising:

a housing member;

an input terminal having a positive electrode and a negative electrode; the input terminal is arranged on the shell and is provided with an access end which extends out of the shell and is used for accessing a direct current power supply;

the positive electrode connecting row is connected to the positive electrode of the input terminal and is positioned in the shell; the extending direction of the positive electrode connecting row is parallel to the long direction of the shell;

a negative connecting bar connected to the negative of the input terminal and located within the housing; the extending direction of the negative electrode connecting row is parallel to the long direction of the shell;

a plurality of circuit breakers arranged in a row along an extending direction of the positive electrode connecting row and the negative electrode connecting row; one end of each circuit breaker is positioned in the shell and electrically connected between the positive connecting bar and the negative connecting bar, and the other end of each circuit breaker extends out of the shell and is provided with a power supply terminal for connecting electric equipment;

the signal terminal is connected to the shell and provided with an external terminal which extends out of the shell and is used for connecting a server;

the MOS tube circuit board is arranged in the shell and is respectively and electrically connected with each circuit breaker, and can control the on-off of the circuit breaker under the control of a control signal;

and the main circuit board is in communication connection with the MOS tube circuit board and the signal terminal and is used for receiving an instruction from the signal terminal and generating a control signal for controlling the on-off of the circuit breaker.

The direct current distribution equipment in the scheme has the main function of providing direct current power supply for wireless main equipment (such as BBU, RRU, AAU, microwave equipment, IPRAN and the like) in the base station. The external direct current power supply is connected to the input terminal and supplies power to the electric equipment connected to each breaker arranged on the external direct current power supply through the positive connecting bar and the negative connecting bar.

When the power supply device is used, different special power supply terminals can be provided for different electric equipment through the circuit breaker. When the electric equipment connected to a certain breaker needs to be turned off, a power-off command can be sent to the server remotely/locally, the turn-off command is transmitted to the main circuit board from the signal terminal, a corresponding control signal is generated through the main circuit board, and the MOS tube circuit board controls the corresponding breaker to turn off the corresponding electric equipment after receiving the control signal.

Therefore, the direct-current power distribution equipment in the embodiment of the application can conveniently supply power for the electric equipment, can turn off part or all of the electric equipment connected to the direct-current power distribution equipment when needed, and is reasonable in structure and convenient to use.

In one embodiment:

the shell comprises a bottom shell and a cover plate which is detachably connected with the bottom shell, and an accommodating space is enclosed between the shell and the cover plate;

the bottom shell comprises a bottom plate and a rear vertical plate vertically connected to the rear side of the bottom plate.

In one embodiment:

the MOS tube circuit board and the main circuit board are respectively and fixedly installed on the bottom plate horizontally.

In one embodiment:

the positive electrode connecting row and the negative electrode connecting row are arranged at intervals up and down along the height direction of the shell, and the extending directions of the positive electrode connecting row and the negative electrode connecting row are parallel to the long direction of the shell, so that the positive electrode connecting row and the negative electrode connecting row are arranged at intervals in parallel with the rear vertical plate;

the circuit breaker is vertically supported and connected between the rear vertical plate and the positive connecting row and between the negative connecting rows.

In one embodiment:

a first clamping groove and a second clamping groove which are vertically spaced are formed in the tail end of the circuit breaker; the first clamping groove is clamped into the positive connecting row, the second clamping groove is clamped into the negative connecting row, and therefore the circuit breaker is mechanically connected and electrically connected with the positive connecting row and the negative connecting row.

In one embodiment:

in the up direction, the circuit breaker is located between the base plate and the cover plate.

In one embodiment:

the main circuit board with MOS manages the circuit board and coats respectively the coating and has three proofings lacquer to handle.

The present application further provides a communication base station power distribution system, which includes:

the aforementioned dc power distribution apparatus;

an input power supply electrically connected to the input terminal;

a plurality of electric devices respectively connected to the adapted circuit breakers;

and the server is in communication connection with the signal terminal and is used for outputting a control signal to the signal terminal.

In one embodiment:

the electric equipment is one or more of BBU, RRU, AAU, microwave equipment and IPRAN.

The application also provides an intelligent breaking method of the communication base station, which is based on the power distribution system of the communication base station, wherein the electric equipment is one or more of BBU, RRU and AAU of the communication base station;

in the intelligent breaking method of the communication base station, the power supply of an input power supply to each electric device is controlled by the direct-current power distribution device; the intelligent breaking method of the communication base station comprises at least one of the following functions:

remote control: monitoring whether a fault arc exists in the communication base station power distribution system in real time, and if so, enabling a server to send a control signal through a signal line so as to control the communication base station power distribution system to be switched off;

monitoring the electric equipment: monitoring the states of the electric equipment, distinguishing the states of the electric equipment by using colors, and counting the total number of the electric equipment, the running electric equipment, the off-line electric equipment, the standby electric equipment and the fault electric equipment;

the energy utilization safety alarm operation and maintenance: the power quality and the electrical potential safety hazard are monitored in real time, and the safety and the reliability of power supply are improved;

energy consumption data classification and subentry acquisition metering: according to different uses and load properties of energy consumption, acquiring and metering subentry energy consumption data of different electric equipment or areas;

energy-saving analysis and energy efficiency evaluation: energy balance analysis is provided for each link of each power supply in the using process, the problems of leakage and leakage of running, falling and abnormal energy utilization of the power supply in the using process are found in time, and a user is reminded of intervening in time;

intelligent meter reading and cost analysis: the remote acquisition of information such as voltage, current, electric energy and the like is realized; inquiring historical meter reading data; the functions of bill management of power consumption, exceeding-standard expense early warning management and charge management aiming at bill expense are provided;

and intelligently shutting off monitoring management, and when the scale of the network active user quantity is not formed, disconnecting the electric equipment part of the configuration base station so as to avoid energy idle consumption.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 shows a three-dimensional view of a dc distribution device in an embodiment of the invention;

fig. 2 is a diagram showing an internal structure of a dc power distribution apparatus in the embodiment of the present invention;

fig. 3 illustrates a rear view of a dc distribution device in an embodiment of the invention;

fig. 4 shows a perspective view of a circuit breaker in an embodiment of the invention;

a top view of a circuit breaker in an embodiment of the invention is shown in figure 5;

a system architecture diagram of a communication base station power distribution system in an embodiment of the present invention is shown in fig. 6.

Numbering main components:

direct current distribution equipment	10
		Shell	11
Input terminal	12
		Positive electrode connecting bar	13
Negative electrode connecting bar	14
		Circuit breaker	15
Signal terminal	16
		MOS tube circuit board	17
Main circuit board	18
		Bottom shell	19
Cover plate	20
		Containing space	21
Base plate	22
		Rear vertical plate	23
Side plate	24
		Front plate	25
Screw nail	26
		First card slot	27
Second card slot	28
		Power supply terminal	29
Power distribution system of communication base station	50
		Input power supply	51
Electric equipment	52
		Server	53
BBU	54
		RRU	55
AAU	56
		Base station	57

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art of communication devices in the present application. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "or/and" includes any and all combinations of one or more of the associated listed items.

Some embodiments of the present application are described in detail. In the following embodiments, features of the embodiments may be combined with each other without conflict.

Examples

Referring to fig. 1 to 3, the present embodiment provides a dc power distribution apparatus 10, which includes a casing 11, an input terminal 12, a positive connection bar 13, a negative connection bar 14, a plurality of circuit breakers 15, a signal terminal 16, a MOS transistor circuit board 17, and a main circuit board 18.

The input terminal 12 has a positive electrode and a negative electrode. The input terminal 12 is mounted to the housing 11 and has an input end protruding out of the housing 11 for receiving a dc power supply.

The positive electrode connecting bar 13 is connected to the positive electrode of the input terminal 12 and is located inside the case member 11. The direction of extension of the positive electrode connecting row 13 is parallel to the longitudinal direction of the casing member 11. The negative connecting bar 14 is connected to the negative of the input terminal 12 and is located within the housing member 11. The extension direction of the negative electrode connecting row 14 is parallel to the longitudinal direction of the case member 11. In this embodiment, the positive connecting row 13 and the negative connecting row 14 may both adopt a copper bar form, both of which are flat and long thin plate structures, and the plate surface is perpendicular to the thickness direction of the casing 11.

A plurality of circuit breakers 15 are arranged in the extending direction of the positive electrode connecting row 13 and the negative electrode connecting row 14; the circuit breaker 15 has one end located inside the casing 11 and electrically connected between the positive connection bar 13 and the negative connection bar 14, and the other end extending outside the casing 11 and having a power supply terminal for connecting to an electrical device 52 (see fig. 6).

The signal terminals 16 are connected to the housing 11 and have external terminals for connection to the servers 53 which protrude outside the housing 11. The signal terminals 16 may support 485 communications.

The MOS tube circuit boards 17 are mounted in the casing 11 and electrically connected to the circuit breakers 15, respectively, and can control the on/off of the circuit breakers 15 under the control of a control signal.

The main circuit board 18 is in communication connection with the MOS transistor circuit board 17 and the signal terminal 16, and is used for receiving an instruction from the signal terminal 16 and generating a control signal for controlling the on/off of the circuit breaker 15.

In the embodiment, optionally, the main circuit board 18 and the MOS transistor circuit board 17 are respectively coated with three-proofing paint for treatment so as to achieve effects of avoiding condensation and increasing weather resistance, and in an electromagnetic compatibility test, the electrostatic discharge anti-interference conforms to EN/IEC 61000-4-2, and the anti-radiation conforms to EN/IEC 61000-4-3; the conduction radiation conforms to EN/IEC 55011; the anti-surge conforms to EN/IEC 61000-4-5.

The dc power distribution device 10 in this embodiment mainly functions to provide dc power for wireless master devices (such as BBU, RRU, AAU, microwave devices, IPRAN, etc.) in a base station. An external dc power supply is connected to the input terminal 12, and supplies power to the electric devices 52 connected to the respective breakers 15 arranged thereon through the positive connection bar 13 and the negative connection bar 14.

In use, different dedicated power supply terminals may be provided through the circuit breaker 15 for different electrical devices 52. When the electric equipment 52 connected to a certain circuit breaker 15 needs to be turned off, a power-off command can be sent to the server 53 remotely/locally, the turn-off command is transmitted to the main circuit board 18 from the signal terminal 16, a corresponding control signal is generated through the main circuit board 18, and after receiving the control signal, the MOS tube circuit board 17 controls the corresponding circuit breaker 15 to turn off the corresponding electric equipment 52.

Therefore, the dc power distribution apparatus 10 in this embodiment can conveniently supply power to the electrical equipment 52, and can turn off part or all of the electrical equipment 52 connected thereto when needed, and has the advantages of reasonable structure, convenient use, and electric energy saving.

Specifically, in the present embodiment, the casing member 11 has a substantially rectangular casing-like structure, and an inner space thereof is used for accommodating the mounting-related structure. To facilitate installation of the relevant structure, the housing member 11 may be provided in an openable or detachable form to expose the inner space thereof.

In this embodiment, the casing 11 is configured to include a bottom casing 19 and a cover plate 20 detachably connected to the bottom casing 19, and an accommodating space 21 is defined between the casing 11 and the cover plate 20. The bottom case 19 includes a bottom plate 22 and a rear standing plate 23 vertically connected to a rear side of the bottom plate 22. The upper end face of the bottom plate 22 is mainly used for installing and fixing the main circuit board 18 and connecting the MOS transistor circuit board 17 and other structures in a communication manner, and the rear vertical plate 23 is provided with a hole for supporting and connecting various interfaces, such as the input terminal 12, the signal terminal 16 and the like.

The two side plates 24 and the front plate 25 of the casing 11 may be fixedly connected to the cover plate 20, or may be connected to the rear vertical plate 23 and the bottom plate 22, only two parts of which are required to enclose the substantially closed casing 11.

Referring to fig. 2, in the present embodiment, the MOS transistor circuit board 17 and the main circuit board 18 are respectively and horizontally fixed on the bottom board 22, and the fixing manner may be that the four corners of each board are fixed on the bottom board 22 by screws 26. In this embodiment, the MOS transistor circuit board 17 and the main circuit board 18 are staggered in the horizontal direction, and the superposition of the height direction and the size of the MOS transistor circuit board and the main circuit board 18 is avoided, so that the height direction and the size of the shell 11 are avoided from being increased, and the direct current power distribution device 10 of the present scheme has a smaller height direction and size, for example, reaches the standard of 1U.

In this embodiment, the positive connection row 13 and the negative connection row 14 are arranged along the height of the casing 11 at intervals up and down, and the extending direction of the two is parallel to the length direction of the casing 11, so that the positive connection row 13 and the negative connection row 14 are arranged parallel to the rear vertical plate 23 at intervals. The breaker 15 is vertically supported and connected between the rear vertical plate 23 and the positive and negative

electrode connecting bars

13 and 14. With reference to fig. 4 and 5, in the present embodiment, the tail end of the circuit breaker 15 is provided with a first card slot 27 and a second card slot 28 which are vertically spaced; the first card slot 27 is clamped into the positive connection row 13, and the second card slot 28 is clamped into the negative connection row 14, so that the circuit breaker 15 is mechanically and electrically connected with the positive connection row 13 and the negative connection row 14. Optionally, in the up direction, the circuit breaker 15 is located between the base plate 22 and the cover plate 20.

Through the matching mode setting of this positive connecting row 13 and negative connecting row 14 and circuit breaker 15, can conveniently set for this direct current distribution equipment 10 height to be lower, if reach 1U's standard, reserve sufficient space for the visit of other equipment.

According to the dc distribution device 10 of the present embodiment, the overall external dimension may be 485mm wide by 270mm deep by 44mm high, that is, the height of 1U is met. The case member 11 may be made of a cold-rolled steel sheet. The IP44 grade protection is realized, the internal structure is compact, the installation is gradually changed, and the 19-inch rack type installation can be met.

The direct current distribution equipment 10 in the scheme combines an online direct current electric energy metering technology, a remote control communication technology and an energy consumption intelligent analysis management platform, can perform local and remote double control on each main equipment of a base station under the condition that other equipment and sensors are not added, and can perform real-time, timing and periodic statistical analysis on the power utilization condition of each main equipment, thereby realizing hierarchical operation management of a PC end and a mobile phone end on the same platform, and performing intelligent brake opening or brake closing through a control signal.

Referring to fig. 6, the present embodiment further provides a communication base station power distribution system 50, which includes the aforementioned dc power distribution device 10, and further includes an input power source 51, a plurality of power consuming devices 52, and a server 53.

The input power source 51 is electrically connected to the input terminal 12 of the dc power distribution apparatus 10, and is used for receiving power. The input power supply 51 may use 48V dc.

The consumers 52 are each connected to an adapted circuit breaker 15. In this embodiment, the electric device 52 may be one or more of a BBU, an RRU, an AAU, a microwave device, and an IPRAN. The illustrated electrical equipment 52 is a BBU54, an RRU55, and an AAU56, which are commonly used in a 5G base station 57, and are respectively connected to different circuit breakers 15.

The server 53 is connected to the signal terminal 16 through a signal line to realize transmission of a control command such as power supply/power cut-off to the dc power distribution apparatus 10. The server 53 may be an energy consumption intelligent analysis management platform.

The scheme accurately grasps the current pain point of the operator, realizes refined energy utilization according to requirements by means of monitoring management of intelligent turn-off, and helps the operator to reduce ineffective electric energy consumption.

The intelligent energy-saving solution can be applied to other fields including enterprise factories, buildings, power grids and other application scenes, and effectively helps enterprise customers to realize energy conservation, emission reduction, efficiency improvement and consumption reduction.

The embodiment further provides an intelligent breaking method for a communication base station, which is based on the foregoing communication base station power distribution system 50, and the power utilization equipment 52 is one or more of a BBU54, an RRU55, and an AAU56 of a communication base station 57;

in the intelligent breaking method of the communication base station, the power supply of an input power supply 51 to each electric device 52 is controlled by the direct current distribution device 10; the intelligent breaking method of the communication base station comprises at least one of the following functions:

remote control: monitoring whether a fault arc exists in the communication base station power distribution system 50 in real time, and if so, enabling the server 53 to send a control signal through a signal line so as to control the communication base station power distribution system 50 to be switched off;

the consumer 52 monitors: monitoring the state of the electric equipment 52, distinguishing the state of the electric equipment 52 by using colors, and counting the total number of the electric equipment 52, the running electric equipment 52, the off-line electric equipment 52, the standby electric equipment 52 and the failed electric equipment 52;

classifying energy consumption data, acquiring and metering by items: according to different purposes and load properties of energy consumption, acquiring and metering the energy consumption data of different electric equipment 52 or areas in different items;

energy-saving analysis and energy efficiency assessment: energy balance analysis is provided for each link of each power supply in the using process, the problems of leakage and leakage of running, falling and abnormal energy utilization of the power supply in the using process are found in time, and a user is reminded of intervening in time;

intelligent meter reading and cost analysis: the remote acquisition of information such as voltage, current, electric energy and the like is realized; querying historical meter reading data; the functions of bill management of power consumption, exceeding-standard expense early warning management and charge management aiming at bill expense are provided;

the intelligent shutdown monitoring management configures the powered device 52 portion of the base station 57 to be disconnected when the network active subscriber volume is not scaled to avoid energy drain.

Although the present application has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the spirit and scope of the present application.

Claims

1. A direct current power distribution apparatus, comprising:

a housing member;

a positive electrode connecting bar connected to the positive electrode of the input terminal and positioned in the case; the extending direction of the positive electrode connecting row is parallel to the long direction of the shell;

a negative connecting bar connected to the negative of the input terminal and located within the case; the extending direction of the negative electrode connecting row is parallel to the long direction of the shell;

a plurality of circuit breakers arranged in a row along an extending direction of the positive connection row and the negative connection row; one end of each circuit breaker is positioned in the shell and is electrically connected between the positive electrode connecting bar and the negative electrode connecting bar, and the other end of each circuit breaker extends out of the shell and is provided with a power supply terminal for connecting electric equipment;

the MOS tube circuit board is arranged in the shell and is respectively and electrically connected with the circuit breakers, and the on-off of the circuit breakers can be controlled under the control of a control signal;

the main circuit board is in communication connection with the MOS tube circuit board and the signal terminal and is used for receiving an instruction from the signal terminal and generating a control signal for controlling the on-off of the circuit breaker;

the shell comprises a bottom shell and a cover plate detachably connected with the bottom shell, and an accommodating space is defined between the shell and the cover plate;

the bottom shell comprises a bottom plate and a rear vertical plate vertically connected to the rear side of the bottom plate;

the breaker is vertically supported and connected between the rear vertical plate and the positive connecting row and between the negative connecting rows;

the tail end of the circuit breaker is provided with a first clamping groove and a second clamping groove which are vertically spaced; the first clamping groove is clamped into the positive connecting row, and the second clamping groove is clamped into the negative connecting row, so that the circuit breaker is mechanically and electrically connected with the positive connecting row and the negative connecting row;

in the high direction, the circuit breaker is located between the base plate and the cover plate.

2. The dc distribution apparatus of claim 1, wherein:

3. The direct current distribution apparatus of claim 1, wherein:

the main circuit board and the MOS tube circuit board are respectively coated with three-proofing paint.

4. A communication base station power distribution system, comprising:

a direct current distribution device as claimed in any one of claims 1 to 3;

an input power supply electrically connected to the input terminal;

5. The communications base station power distribution system of claim 4, wherein:

6. An intelligent breaking method of a communication base station is characterized in that based on the power distribution system of the communication base station in claim 4, electric equipment is one or more of BBU, RRU and AAU of the communication base station;

intelligent meter reading and cost analysis: remote acquisition of voltage, current and electric energy information is realized; inquiring historical meter reading data; the functions of bill management of power consumption, exceeding-standard expense early warning management and charge management aiming at bill expense are provided;