CN114583830A - DC power line - Google Patents
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- CN114583830A CN114583830A CN202210064718.1A CN202210064718A CN114583830A CN 114583830 A CN114583830 A CN 114583830A CN 202210064718 A CN202210064718 A CN 202210064718A CN 114583830 A CN114583830 A CN 114583830A
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- 238000012544 monitoring process Methods 0.000 claims abstract description 62
- 238000004891 communication Methods 0.000 claims abstract description 43
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- 238000002955 isolation Methods 0.000 claims description 6
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- 238000009434 installation Methods 0.000 description 2
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- 238000000034 method Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00002—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by monitoring
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/40—Testing power supplies
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00001—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
- H02J13/00007—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using the power network as support for the transmission
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00032—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Business, Economics & Management (AREA)
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- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
Description
技术领域technical field
本发明涉及电器配件技术领域，特别是涉及一种DC电源线。The invention relates to the technical field of electrical accessories, in particular to a DC power cord.
背景技术Background technique
电能供应是人们生产生活必不可少的重要组成部分，对供电电源的管理水平在很大程度上影响着人们生产生活过程的可靠性以及安全性。因此，在供电系统中对电源进行有效、可靠的在线监测十分重要。Power supply is an essential part of people's production and life, and the management level of power supply affects the reliability and safety of people's production and life process to a large extent. Therefore, it is very important to carry out effective and reliable on-line monitoring of the power supply in the power supply system.
然而，目前现有的一些电源在线监测产品存在着测量参数有限、安装维护不便等问题。However, some existing power supply online monitoring products have problems such as limited measurement parameters and inconvenient installation and maintenance.
发明内容SUMMARY OF THE INVENTION
基于此，有必要针对现有的电源在线监测产品安装维护不便的技术问题，提供一种DC电源线。Based on this, it is necessary to provide a DC power cord for the technical problem of inconvenient installation and maintenance of the existing power online monitoring products.
一种DC电源线，该DC电源线包括DC线缆、用于监测电源运行参数的监测单元以及负责检测数据显示、系统控制及与上位机通信的主控单元，DC线缆的两端分别连接外部电源以及负载，监测单元以及主控单元均设置于DC线缆，并设置于外部电源以及负载之间；其中，监测单元设置于DC线缆靠近外部电源的一端，主控单元设置于DC线缆靠近负载的一端。A DC power cord, the DC power cord includes a DC cable, a monitoring unit for monitoring the operating parameters of the power supply, and a main control unit responsible for detection data display, system control and communication with a host computer, and the two ends of the DC cable are respectively connected The external power supply and the load, the monitoring unit and the main control unit are all arranged on the DC cable and between the external power supply and the load; wherein, the monitoring unit is arranged at one end of the DC cable close to the external power supply, and the main control unit is arranged on the DC cable the end of the cable close to the load.
在其中一个实施例中，上述的DC线缆具有第一插头、第二插头以及控制DC线缆通断的继电器开关，第一插头设置于DC线缆的一端，第二插头设置于DC线缆的另一端；继电器开关设置于DC线缆，并且，继电器开关设置于第一插头以及第二插头之间。In one embodiment, the above-mentioned DC cable has a first plug, a second plug and a relay switch for controlling the on-off of the DC cable, the first plug is arranged at one end of the DC cable, and the second plug is arranged at the DC cable The other end of the relay switch is arranged on the DC cable, and the relay switch is arranged between the first plug and the second plug.
在其中一个实施例中，上述的主控单元包括第一微控制器、第一通信电路、第一电源电路、LCD以及操作面板，第一通信电路、第一电源电路、LCD以及操作面板分别与第一微控制器电连接；第一通信电路通过DC线缆电连接监测单元；第一电源电路通过DC线缆连接外部电源；第一微控制器电连接继电器开关。In one embodiment, the above-mentioned main control unit includes a first microcontroller, a first communication circuit, a first power supply circuit, an LCD and an operation panel, and the first communication circuit, the first power supply circuit, the LCD and the operation panel are respectively connected with The first microcontroller is electrically connected; the first communication circuit is electrically connected to the monitoring unit through a DC cable; the first power circuit is connected to an external power source through a DC cable; the first microcontroller is electrically connected to the relay switch.
在其中一个实施例中，上述的主控单元还包括第一耦合电路，第一耦合电路的两端电连接第一通信电路。In one of the embodiments, the above-mentioned main control unit further includes a first coupling circuit, and both ends of the first coupling circuit are electrically connected to the first communication circuit.
在其中一个实施例中，上述的主控单元还包括信号隔离电路，信号隔离电路集成与主控单元内。In one embodiment, the above-mentioned main control unit further includes a signal isolation circuit, and the signal isolation circuit is integrated with the main control unit.
在其中一个实施例中，上述的监测单元包括第二微控制器、第二通信电路、第二电源电路、温度传感器、电压传感器以及电流传感器，第二通信电路、第二电源电路、温度传感器、电压传感器以及电流传感器分别与第二微控制器电连接；第二通信电路通过DC线缆电连接第一通信电路；第二电源电路通过DC电缆连接外部电源；温度传感器设置于DC线缆外表面；电压传感器以及电流传感器分别通过DC线缆连接外部电源。In one embodiment, the above-mentioned monitoring unit includes a second microcontroller, a second communication circuit, a second power supply circuit, a temperature sensor, a voltage sensor and a current sensor, a second communication circuit, a second power supply circuit, a temperature sensor, The voltage sensor and the current sensor are respectively electrically connected to the second microcontroller; the second communication circuit is electrically connected to the first communication circuit through a DC cable; the second power circuit is connected to an external power source through a DC cable; the temperature sensor is arranged on the outer surface of the DC cable ; The voltage sensor and the current sensor are respectively connected to the external power supply through the DC cable.
在其中一个实施例中，上述的监测单元还包括第二耦合电路，第二耦合电路的两端电连接第二通信电路。In one embodiment, the above-mentioned monitoring unit further includes a second coupling circuit, and both ends of the second coupling circuit are electrically connected to the second communication circuit.
在其中一个实施例中，上述的DC线缆还包括若干分支线、若干第三插头以及若干分支继电器开关，若干插头分别对应设置于若干分支线的一端，若干分支线各自远离对应第三插头的一端收束于DC线缆，若干分支继电器开关分别对应设置于若干分支线，并且，若干分支继电器开关分别电连接第一微控制器。In one embodiment, the above-mentioned DC cable further includes a plurality of branch lines, a plurality of third plugs, and a plurality of branch relay switches. One end is bundled with the DC cable, a plurality of branch relay switches are respectively arranged on a plurality of branch lines, and the plurality of branch relay switches are respectively electrically connected to the first microcontroller.
在其中一个实施例中，上述的若干第三插头能够分别电连接若干对应的备用电源。In one embodiment, the above-mentioned plurality of third plugs can be respectively electrically connected to a plurality of corresponding backup power sources.
在其中一个实施例中，上述的DC电源线还包括若干分支监测单元，若干分支监测单元分别对应电连接若干分支线。In one embodiment, the above-mentioned DC power line further includes a plurality of branch monitoring units, and the plurality of branch monitoring units are respectively electrically connected to a plurality of branch lines.
在其中一个实施例中，上述的若干分支监测单元的结构与监测单元相同，并分别通过DC线缆连接第一通信电路。In one of the embodiments, the structure of the above-mentioned several branch monitoring units is the same as that of the monitoring unit, and is connected to the first communication circuit through DC cables respectively.
综上所述，本发明揭示的DC电源线通过DC线缆作为通信信道，从而使得主控单元与监测单元实现通信连接，进而使得主控单元能够直接通过DC线缆对外部电源的工作状态参数进行监控，以此实现用户对外部电源便捷而有效的监控。此外，本发明的DC电源线通过设置若干分支线以及若干分支监测单元，能够使得负载能够连接若干备用电源，并且能够通过对应的分支监测单元对对应的备用电源进行监控，从而有效提升电源线对负载供电的稳定性。To sum up, the DC power line disclosed in the present invention uses the DC cable as a communication channel, so that the main control unit and the monitoring unit are connected in communication, so that the main control unit can directly check the working state parameters of the external power supply through the DC cable. Monitoring, so as to realize the convenient and effective monitoring of the external power supply. In addition, the DC power line of the present invention is provided with several branch lines and several branch monitoring units, so that the load can be connected to several backup power sources, and the corresponding backup power sources can be monitored through the corresponding branch monitoring units, thereby effectively improving the power line pair. The stability of load power supply.
附图说明Description of drawings
图1为一个实施例中DC电源线的结构示意图；1 is a schematic structural diagram of a DC power cord in one embodiment;
图2为一个实施例中主控单元的结构示意图；2 is a schematic structural diagram of a main control unit in one embodiment;
图3为一个实施例中监测单元的结构示意图。FIG. 3 is a schematic structural diagram of a monitoring unit in an embodiment.
具体实施方式Detailed ways
为使本发明的上述目的、特征和优点能够更加明显易懂，下面结合附图对本发明的具体实施方式做详细的说明。在下面的描述中阐述了很多具体细节以便于充分理解本发明。但是本发明能够以很多不同于在此描述的其它方式来实施，本领域技术人员可以在不违背本发明内涵的情况下做类似改进，因此本发明不受下面公开的具体实施例的限制。In order to make the above objects, features and advantages of the present invention more clearly understood, the specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, the present invention can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without departing from the connotation of the present invention. Therefore, the present invention is not limited by the specific embodiments disclosed below.
在本发明的描述中，需要理解的是，术语“中心”、“纵向”、“横向”、“长度”、“宽度”、“厚度”、“上”、“下”、“前”、“后”、“左”、“右”、“竖直”、“水平”、“顶”、“底”、“内”、“外”、“顺时针”、“逆时针”、“轴向”、“径向”、“周向”等指示的方位或位置关系为基于附图所示的方位或位置关系，仅是为了便于描述本发明和简化描述，而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作，因此不能理解为对本发明的限制。In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", " Back, Left, Right, Vertical, Horizontal, Top, Bottom, Inner, Outer, Clockwise, Counterclockwise, Axial , "radial", "circumferential" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying the indicated device or Elements must have a particular orientation, be constructed, and operate in a particular orientation and are therefore not to be construed as limitations of the invention.
此外，术语“第一”、“第二”仅用于描述目的，而不能理解为指示或暗示相对重要性或者隐含指明所指示的技术特征的数量。由此，限定有“第一”、“第二”的特征可以明示或者隐含地包括至少一个该特征。在本发明的描述中，“多个”的含义是至少两个，例如两个，三个等，除非另有明确具体的限定。In addition, the terms "first" and "second" are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature delimited with "first", "second" may expressly or implicitly include at least one of that feature. In the description of the present invention, "plurality" means at least two, such as two, three, etc., unless otherwise expressly and specifically defined.
在本发明中，除非另有明确的规定和限定，术语“安装”、“相连”、“连接”、“固定”等术语应做广义理解，例如，可以是固定连接，也可以是可拆卸连接，或成一体；可以是机械连接，也可以是电连接；可以是直接相连，也可以通过中间媒介间接相连，可以是两个元件内部的连通或两个元件的相互作用关系，除非另有明确的限定。对于本领域的普通技术人员而言，可以根据具体情况理解上述术语在本发明中的具体含义。In the present invention, unless otherwise expressly specified and limited, the terms "installed", "connected", "connected", "fixed" and other terms should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection , or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between the two elements, unless otherwise specified limit. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.
在本发明中，除非另有明确的规定和限定，第一特征在第二特征“上”或“下”可以是第一和第二特征直接接触，或第一和第二特征通过中间媒介间接接触。而且，第一特征在第二特征“之上”、“上方”和“上面”可是第一特征在第二特征正上方或斜上方，或仅仅表示第一特征水平高度高于第二特征。第一特征在第二特征“之下”、“下方”和“下面”可以是第一特征在第二特征正下方或斜下方，或仅仅表示第一特征水平高度小于第二特征。In the present invention, unless otherwise expressly specified and limited, a first feature "on" or "under" a second feature may be in direct contact between the first and second features, or the first and second features indirectly through an intermediary touch. Also, the first feature being "above", "over" and "above" the second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is level higher than the second feature. The first feature being "below", "below" and "below" the second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature has a lower level than the second feature.
需要说明的是，当元件被称为“固定于”或“设置于”另一个元件，它可以直接在另一个元件上或者也可以存在居中的元件。当一个元件被认为是“连接”另一个元件，它可以是直接连接到另一个元件或者可能同时存在居中元件。本文所使用的术语“垂直的”、“水平的”、“上”、“下”、“左”、“右”以及类似的表述只是为了说明的目的，并不表示是唯一的实施方式。It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or an intervening element 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. The terms "vertical", "horizontal", "upper", "lower", "left", "right" and similar expressions used herein are for the purpose of illustration only and do not represent the only embodiment.
请参阅图1，本发明揭示了一种DC电源线，该DC电源线包括DC线缆、用于监测电源运行参数的监测单元以及负责检测数据显示、系统控制及与上位机通信的主控单元。具体的，DC线缆的两端分别连接外部电源以及负载，监测单元以及主控单元均设置于DC线缆，并设置于外部电源以及负载之间；其中，监测单元设置于DC线缆靠近外部电源的一端，主控单元设置于DC线缆靠近负载的一端。在实际应用中，当负载需要接入外部电源时，负载通过DC电源线与外部电源连接，其中，DC线缆将直流电源传输至负载，监测单元能够对外部电源的运行状态参数进行监测，并将监测数据发送至主控单元，主控单元能够将监测数据反映至操作人员，操作人员能够通过主控单元对DC电源线的连接情况进行控制。Referring to FIG. 1 , the present invention discloses a DC power cord, which includes a DC cable, a monitoring unit for monitoring the operating parameters of the power supply, and a main control unit responsible for detecting data display, system control, and communication with a host computer . Specifically, the two ends of the DC cable are respectively connected to the external power supply and the load, and the monitoring unit and the main control unit are both arranged on the DC cable and between the external power supply and the load; wherein, the monitoring unit is arranged on the DC cable close to the outside At one end of the power supply, the main control unit is arranged at the end of the DC cable close to the load. In practical applications, when the load needs to be connected to an external power supply, the load is connected to the external power supply through a DC power cable, wherein the DC cable transmits the DC power to the load, and the monitoring unit can monitor the operating state parameters of the external power supply, and Send the monitoring data to the main control unit, the main control unit can reflect the monitoring data to the operator, and the operator can control the connection of the DC power line through the main control unit.
请参阅图1，进一步的，DC线缆具有第一插头、第二插头以及控制DC线缆通断的继电器开关。其中，第一插头设置于DC线缆的一端，第二插头设置于DC线缆的另一端；继电器开关设置于DC线缆，并且，继电器开关设置于第一插头以及第二插头之间。在实际应用中，DC线缆通过第一插头连接外部电源，并通过第二插头连接负载，而继电器开关能够控制DC线缆的通断，从而控制负载与外部电源之间的导通与断开。Referring to FIG. 1 , further, the DC cable has a first plug, a second plug, and a relay switch for controlling the on-off of the DC cable. The first plug is arranged at one end of the DC cable, and the second plug is arranged at the other end of the DC cable; the relay switch is arranged at the DC cable, and the relay switch is arranged between the first plug and the second plug. In practical applications, the DC cable is connected to the external power source through the first plug, and the load is connected through the second plug, and the relay switch can control the on-off of the DC cable, thereby controlling the on-off between the load and the external power source. .
请参阅图2，进一步的，主控单元包括第一微控制器、第一通信电路、第一电源电路、LCD以及操作面板。其中，第一通信电路、第一电源电路、LCD以及操作面板分别与第一微控制器电连接；第一通信电路通过DC线缆电连接监测单元；第一电源电路通过DC线缆连接外部电源；第一微控制器电连接继电器开关。在实际应用中，第一微控制器能够对监测数据进行接收和分析，并通过LCD进行数据显示，操作人员根据LCD显示的监测数据通过操作面板对主控单元进行手动控制，而主控单元通过第一微控制器控制继电器开关的开启以及关闭；第一通信电路能够接收监测单元发送的监测信息，从而将监测信息传递至第一微控制器；第一电源电路能够通过DC线缆从外部电源获取电能，从而向主控单元供电。Please refer to FIG. 2 , further, the main control unit includes a first microcontroller, a first communication circuit, a first power supply circuit, an LCD and an operation panel. The first communication circuit, the first power circuit, the LCD and the operation panel are respectively electrically connected to the first microcontroller; the first communication circuit is electrically connected to the monitoring unit through a DC cable; the first power circuit is connected to an external power source through a DC cable ; The first microcontroller is electrically connected to the relay switch. In practical applications, the first microcontroller can receive and analyze the monitoring data, and display the data through the LCD. The operator manually controls the main control unit through the operation panel according to the monitoring data displayed by the LCD, and the main control unit passes The first microcontroller controls the opening and closing of the relay switch; the first communication circuit can receive the monitoring information sent by the monitoring unit, so as to transmit the monitoring information to the first microcontroller; the first power circuit can be powered from an external power source through a DC cable Obtain power to supply power to the main control unit.
请参阅图2，进一步的，主控单元还包括第一耦合电路，第一耦合电路的两端电连接第一通信电路。在实际应用中，第一耦合电路用于DC线缆中电能与信号的传输。Referring to FIG. 2 , further, the main control unit further includes a first coupling circuit, and both ends of the first coupling circuit are electrically connected to the first communication circuit. In practical applications, the first coupling circuit is used for the transmission of power and signals in the DC cable.
请参阅图2，进一步的，主控单元还包括信号隔离电路，信号隔离电路集成与主控单元内。在实际应用中，由于主控单元设置于监测单元以及负载之间，信号隔离电路能够有效提升系统电磁兼容性。Please refer to FIG. 2 , further, the main control unit further includes a signal isolation circuit, and the signal isolation circuit is integrated with the main control unit. In practical applications, since the main control unit is arranged between the monitoring unit and the load, the signal isolation circuit can effectively improve the electromagnetic compatibility of the system.
请参阅图3，进一步的，监测单元包括第二微控制器、第二通信电路、第二电源电路、温度传感器、电压传感器以及电流传感器。其中，第二通信电路、第二电源电路、温度传感器、电压传感器以及电流传感器分别与第二微控制器电连接；第二通信电路通过DC线缆第一通信电路；第二电源电路通过DC电缆连接外部电源；温度传感器设置于DC线缆外表面；电压传感器以及电流传感器分别通过DC线缆连接外部电源。在实际应用中，第二微控制器负责控制温度传感器、电压传感器以及电流传感器对外部电源的运行状态参数进行监测和采集，并将采集的监测数据通过第二通信电路传输至第一通信电路中；而第二电源电路能够通过DC线缆从外部电源获取电能，从而向监测单元供电。Please refer to FIG. 3 , further, the monitoring unit includes a second microcontroller, a second communication circuit, a second power supply circuit, a temperature sensor, a voltage sensor and a current sensor. Wherein, the second communication circuit, the second power supply circuit, the temperature sensor, the voltage sensor and the current sensor are respectively electrically connected with the second microcontroller; the second communication circuit is connected to the first communication circuit through a DC cable; the second power supply circuit is connected to the DC cable through the first communication circuit The external power supply is connected; the temperature sensor is arranged on the outer surface of the DC cable; the voltage sensor and the current sensor are respectively connected to the external power supply through the DC cable. In practical applications, the second microcontroller is responsible for controlling the temperature sensor, the voltage sensor and the current sensor to monitor and collect the operating state parameters of the external power supply, and transmit the collected monitoring data to the first communication circuit through the second communication circuit ; and the second power circuit can obtain power from an external power source through a DC cable, so as to supply power to the monitoring unit.
请参阅图3，进一步的，监测单元还包括第二耦合电路，第二耦合电路的两端电连接第二通信电路。在实际应用中，第二耦合电路用于DC线缆中电能与信号的传输。Referring to FIG. 3 , further, the monitoring unit further includes a second coupling circuit, and both ends of the second coupling circuit are electrically connected to the second communication circuit. In practical applications, the second coupling circuit is used for the transmission of power and signals in the DC cable.
请参阅图1，进一步的，DC线缆还包括若干分支线、若干第三插头以及若干分支继电器开关。其中，若干插头分别对应设置于若干分支线的一端，若干分支线各自远离对应第三插头的一端收束于DC线缆，若干分支继电器开关分别对应电连接于若干分支线。具体的，若干第三插头能够分别电连接若干对应的备用电源；若干分支继电器开关分别电连接第一微控制器。在实际应用中，第一微控制器能够通过若干分支继电器开关控制对应分支线的通断。Referring to FIG. 1 , further, the DC cable further includes several branch lines, several third plugs, and several branch relay switches. The plurality of plugs are respectively disposed at one end of the plurality of branch lines, and the ends of the plurality of branch lines far away from the corresponding third plugs are respectively bundled with the DC cable, and the plurality of branch relay switches are respectively electrically connected to the plurality of branch lines. Specifically, several third plugs can be electrically connected to several corresponding backup power supplies respectively; several branch relay switches are electrically connected to the first microcontroller respectively. In practical applications, the first microcontroller can control the on-off of corresponding branch lines through several branch relay switches.
请参阅图1，进一步的，DC电源线还包括若干分支监测单元，若干分支监测单元分别对应电连接若干分支线。具体的，若干分支监测单元的结构与监测单元相同，并分别通过DC线缆连接第一通信电路。在实际应用中，若干分支监测单元能够通过对应的分支线对对应备用电源的运行状态参数进行监测和采集，从而将若干组监测数据通过DC线缆传输至第一通信电路，进而实现主控单元对若干备用电源的运行状态进行监控。Referring to FIG. 1 , further, the DC power line further includes a plurality of branch monitoring units, and the plurality of branch monitoring units are respectively electrically connected to a plurality of branch lines. Specifically, several branch monitoring units have the same structure as the monitoring units, and are respectively connected to the first communication circuit through DC cables. In practical applications, several branch monitoring units can monitor and collect the operating state parameters of the corresponding backup power supply through the corresponding branch lines, so as to transmit several sets of monitoring data to the first communication circuit through the DC cable, thereby realizing the main control unit. Monitors the operational status of several backup power sources.
综上所述，本发明揭示的DC电源线通过DC线缆作为通信信道，从而使得主控单元与监测单元实现通信连接，进而使得主控单元能够直接通过DC线缆对外部电源的工作状态参数进行监控，以此实现用户对外部电源便捷而有效的监控。此外，本发明的DC电源线通过设置若干分支线以及若干分支监测单元，能够使得负载能够连接若干备用电源，并且能够通过对应的分支监测单元对对应的备用电源进行监控，从而有效提升电源线对负载供电的稳定性。To sum up, the DC power line disclosed in the present invention uses the DC cable as a communication channel, so that the main control unit and the monitoring unit are connected in communication, so that the main control unit can directly check the working state parameters of the external power supply through the DC cable. Monitoring, so as to realize the convenient and effective monitoring of the external power supply. In addition, the DC power line of the present invention is provided with several branch lines and several branch monitoring units, so that the load can be connected to several backup power sources, and the corresponding backup power sources can be monitored through the corresponding branch monitoring units, thereby effectively improving the power line pair. The stability of load power supply.
以上所述实施例的各技术特征可以进行任意的组合，为使描述简洁，未对上述实施例中的各个技术特征所有可能的组合都进行描述，然而，只要这些技术特征的组合不存在矛盾，都应当认为是本说明书记载的范围。The technical features of the above-described embodiments can be combined arbitrarily. For the sake of brevity, all possible combinations of the technical features in the above-described embodiments are not described. However, as long as there is no contradiction between the combinations of these technical features, All should be regarded as the scope described in this specification.
以上所述实施例仅表达了本发明的几种实施方式，其描述较为具体和详细，但并不能因此而理解为对发明专利范围的限制。应当指出的是，对于本领域的普通技术人员来说，在不脱离本发明构思的前提下，还可以做出若干变形和改进，这些都属于本发明的保护范围。因此，本发明专利的保护范围应以所附权利要求为准。The above-mentioned embodiments only represent several embodiments of the present invention, and the descriptions thereof are specific and detailed, but should not be construed as a limitation on the scope of the invention patent. It should be pointed out that for those of ordinary skill in the art, without departing from the concept of the present invention, several modifications and improvements can also be made, which all belong to the protection scope of the present invention. Therefore, the protection scope of the patent of the present invention should be subject to the appended claims.
Claims (10)
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| CN101682200A (en) * | 2007-03-14 | 2010-03-24 | 佐尼特结构解决方案有限责任公司 | Automatic switching duplex module of American national electrical manufacturing association |
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| CN106768405A (en) * | 2016-11-22 | 2017-05-31 | 合肥舒实工贸有限公司 | Power line |
| CN212114217U (en) * | 2020-03-27 | 2020-12-08 | 浙江德广信电子科技股份有限公司 | Power line of LED display screen box body |
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| CN101682200A (en) * | 2007-03-14 | 2010-03-24 | 佐尼特结构解决方案有限责任公司 | Automatic switching duplex module of American national electrical manufacturing association |
| CN203351852U (en) * | 2013-07-26 | 2013-12-18 | 深圳市皇诺科技有限公司 | Multipurpose DC power line for desktop computer |
| CN106768405A (en) * | 2016-11-22 | 2017-05-31 | 合肥舒实工贸有限公司 | Power line |
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