CN201107351Y - High voltage electrified display locking device - Google Patents

High voltage electrified display locking device Download PDF

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Publication number
CN201107351Y
CN201107351Y CNU2007201752646U CN200720175264U CN201107351Y CN 201107351 Y CN201107351 Y CN 201107351Y CN U2007201752646 U CNU2007201752646 U CN U2007201752646U CN 200720175264 U CN200720175264 U CN 200720175264U CN 201107351 Y CN201107351 Y CN 201107351Y
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circuit
sensor
controller
high
high voltage
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CNU2007201752646U
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朴成哲
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上海海兰电气有限公司
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Abstract

The utility model relates to a high voltage electrification display locking device, the structure of which comprises a sensor and a controller. The sensor and the controller are arranged on high voltage line terminal equipment, the sensor passes through a lightning protection circuit, an I/V conversion module, a signal amplifier, and a logic circuit which are arranged in the controller, and then a signal is outputted by a signal output circuit. A self-checking circuit, a signal comparison module and a demodulation are arranged between the signal amplifier and the logic circuit, an adjustable switch mode power is arranged between the I/V conversion module and the logic circuit, the self-checking circuit is earthed through the lightning protection circuit, and the logic circuit is also connected with an LED indicator light. The electrification display locking device realizes the online electrification monitoring on an AC electric line, and has the additional functions of test display, warning, false locking prevention, data communication, etc. The device has wide application prospect on the aspects of line monitoring, power supply and power cut display, low-voltage alarm, earth wire open circuit, circuit automatic switch-over through support circuits, etc.

Description

高压带电显示闭锁装置技术领域本产品涉及的是一种高压线路设备的附加装置,具体的说是一种高压带电显示闭锁装置。 Voltage live shows locking TECHNICAL FIELD The present relates to a high-pressure product line attachment device, specifically a high voltage electric display locking device. 背景技术供电线路、高压实验装置等线路电压的监测、显示、报警等不仅在安全上非常重要,而且在使用操作的方便程度上也非常重要。 BACKGROUND monitor line voltage supply line, pressure experimental devices, displays, alarms, etc. is very important not only in safety but also in the ease of operation is used is also very important. 换而言之,对于供、停电作业、系统切换作业等确认各部分的供、停电情况之后才能进行相关联的手动或电动操作来说,线路电压检测的必要性是可想而知的,然而在众多的局部单元里设置大量的PT、 CT则不经济,且占地面积较大,施工周期也较长,而验电棒其他验电方式,也是比较麻烦而又危险,两地间的网络联系也会出现误报、 故障、时延等问题。 In other words, for the supply, operating power, the system switches for operation confirmation and the like of each part, can be manually or electrically operated after a power failure associated with it, the need for line voltage detection can be imagined, however, set in a large number of local units in a lot of PT, CT is not economical, and a larger area, the construction period is longer, while others examine the electrical inspection flashlight model, which is more troublesome and dangerous, the network links between the two places false alarm, fault, delay and other problems will arise. 在电力系统中,每年因误操作或线路短路等原因给国家造成了巨大的财产损失,操作人员的伤亡也时有发生。 In the power system, short-circuit each year due to misuse or other causes huge losses to the state property, casualty operations personnel have also occurred. 为确保发电设备和输变电线路的安全运行, 杜绝工作人员因误操作等原因造成的各类事故的发生,国家电网公司于2003年7月7日下发了《关于印发〈防止电气误操作装置管理规定〉的通知》"(国家电网生[2003]243号)。现有的验电方式都有其缺点和不足,如用验电棒进行人工验电,准确度较高,也是现行的主要验电方式,但其操作较为烦琐,且受天气等自然因素的影响较大。DSW型高压带电显示闭锁装置是高压供电线路和高压电缆终端设备在线监测的可靠帮手,对供电、停电作业,系统切换作业等现场操作进行必要的状态确认。 实用新型内容本实用新型的技术任务是针对以上不足之处,提供是高压带电显示闭锁装置,在被测试高压线路所形成的电场内设置一个感应器,在线路带电的情况下, 感应器的电极上将出现感应电荷,利用小阻抗接地形成的回路 To ensure the safe operation of power plants and power transmission lines, to prevent the occurrence of accidents due to the misuse of staff and other causes, the State Grid Corporation on July 7, 2003 Kusakabe issued "on the issuance of" prevent electrical misuse device management regulations "notice" "(national grid born [2003] No. 243). existing electrical inspection methods have their shortcomings and deficiencies, such as manual inspection electrical inspection flashlight with high accuracy, but also the existing main electrically experience, but its operation is more cumbersome, weather and other natural factors influenced by the type of high voltage electric display .DSW locking means is a high-voltage power lines and helper reliable high voltage cable line monitoring of the terminal device, power supply, power operations, the system switching operations, and other site operations necessary state confirmation. SUMMARY the present invention technical task is to solve the above shortcomings, there is provided a high voltage live shows locking means is provided a sensor within the electric field are formed test high-voltage lines, in the case of the charging circuit, the sensor electrodes will appear induced charge, using small loop impedance earth formation ,将感应电荷转换成接地电流,把该接地电流的振幅作为输入信号取出。本实用新型解决其技术问题所采用的技术方案是:高压带电显示闭锁装置, 其结构包括传感器和控制器,所述的传感器和控制器设置在高压线路终端设备上,传感器通过控制器内的避雷电路、IA变换模块、信号放大器、逻辑电路后然后由信号输出电路输出信号,所述的信号放大器和逻辑电路之间设置有自检电路、信号比较模块和检波,所述的I/V变换模块和逻辑电路之间设置有可调开关电源,所述的自检电源通过避雷电路接地,所述的逻辑电路还与LED指示灯连接。所述的传感器设置在高压线路上方的形成的电场范围内,而控制器则设置在高压线路下方的设备实体上。所述的传感器通过感应器夹板、感应器调节架设置在感应器支架上,而感应器支架则固定在高压线路中的陶瓷支架 , The induced charge is converted into the ground current, the amplitude of the ground current is taken out as an input signal aspect of the present invention to solve the technical problem are: high voltage electric display locking device, the structure includes a sensor and a controller, said sensors and controllers provided on the high-voltage line terminal equipment, by lightning between the sensor circuit in the controller, IA transform module, a signal amplifier, the logic circuit and an output signal from the signal output circuit, and a signal amplifier circuit according to the logic It is provided with a self-test circuit, and a detection signal comparison module, disposed between said I / V conversion module and the logic circuit has an adjustable switching power supply, the power supply through the self-test circuit ground lightning, and the logic circuit further LED is connected to said electric field sensor is provided in the form of high-voltage range of the road side, and the controller entity is provided on the device below the high voltage line. the sensor clamp adjusting bracket through the inductor, the inductor provided a sensor bracket, the sensor bracket is fixed to the high-voltage lines in the ceramic support 。所述的控制器外面设置保护外壳,在壳体上设置自检按钮、LED指示灯、VR 旋钮。所述的传感器的外结构采用整体铝合金铸件,内部绝缘采用进口环氧树脂整体浇铸成型。本实用新型的高压带电显示闭锁装置,具有以下有益效果-安全可靠采用高压传感器,安装在有效安全距离以外(其安全距离依电压等级而定), 与带电体不直接接触,对主设备不会有任何负面影响,可确保人员和设备的安全。为进一步确认装置停电状态显示是否正确,运行操作人员只需按下自检按钮,装置将自动验证是否工作正常,可靠地保护了人员和设备的安全。性能稳定、抗干扰能力强使用高可靠性的军品级集成电路和精密电子元器件,稳定性强,适用环境范围宽。在控制器中设有滤波、过压、过流等保护电路,同时控制电路安装在电磁屏蔽金属盒内,提高了装置的抗干扰 The controller is provided outside the protective housing, the self-test button disposed on the housing, LED indicator, the VR knob outer structure of the whole aluminum alloy casting using sensors, internal insulation imported epoxy integrally cast molding the present invention is a high-pressure live shows locking device has the following advantages - safe, reliable high-pressure sensor is mounted outside the effective safe distance (safety distance depending on the voltage level may be), and the charging member are not in direct contact with, the master device does not there will be any negative impact, to ensure the safety of personnel and equipment. to further confirm the device power status display is correct, the operator simply run the self-test button is pressed, the device will automatically verify whether working, reliable protection of personnel and equipment secure stable performance, high reliability and strong anti-interference ability of military grade electronic components of integrated circuits and precision, high stability, wide range of application environment. filter provided in the controller, overvoltage, overcurrent protection circuit while the control circuit is mounted in the electromagnetic shielding metal case, improved anti-jamming device 能力。 ability. 灵活的通信功能配置控制器具有RS232或RS485接口的通信功能,把设备的状态信息实时地发送给上级接收器,实现主控微机监控。 Flexible configuration controller having a communication function of the communication functions of the RS232 or RS485 interface, the state information is transmitted to the upper apparatus the receiver in real time, to achieve the master computer monitor. 控制器还可以根据用户要求选配电力载波通信功能,现场接线简单,避免通信干扰。 The controller also can be equipped with power line carrier communication functions according to user requirements, field wiring is simple, to avoid communication interference. 防护等级高传感器的外结构采用整体铝合金铸件,内绝缘采用进口环氧树脂整体浇铸成型,保证了设备的安全性和长期的使用寿命;装置采用进口高防护等级箱体, 具有优良的防雨淋、防腐蚀和防尘能力。 High degree of protection to the structure of the sensor with the overall aluminum alloy casting, the epoxy resin insulating imported integrally cast molding, to ensure the safety and long life of the device; means for housing imported high degree of protection, with excellent rain shower, anti-corrosion and dust resistance. 安装、操作方便、可免维护安装该装置时不必对原线路系统进行任何改变,可带电安装。 Having to make any changes to the original line system installed, easy operation, maintenance-free mounting of the device, charging can be installed. 感应器和控制器结构合理、牢靠;安装、操作方便易行,可免维护。 Sensors and controllers reasonable structure, solid; install, easy to operate and easy, maintenance-free. 附图说明下面结合附图对本实用新型进一步说明。 BRIEF DESCRIPTION The present invention is further described below in conjunction with the accompanying drawings. 图1为本实用新型的高压带电显示闭锁装置电路原理框图; 图2为本实用新型的高压带电显示闭锁装置安装时结构主视图; 图3为本实用新型的高压带电显示闭锁装置安装时结构左视图; 图4为本实用新型的高压带电显示闭锁装置控制器外壳结构示意图; 图5为本实用新型的高压带电显示闭锁装置传感器连接结构示意图。 Latch circuit means 1 a schematic block diagram of the present new type of high voltage electric display utility; FIG. 2 when a new type of high voltage electric display device mounting structure of the locking front view of the present utility; FIG. 3 shows the structure of a new type of high-voltage charging when the locking device is mounted left the present utility view; schematic configuration of the controller housing lockout device of FIG. 4 of the present invention high voltage electric display; FIG. 5 is a schematic structure of the locking means connected to the high voltage electric display new sensor the present invention. 具体实施方式参照说明书附图对本实用新型的高压带电显示闭锁装置作以下详细地说明。 DETAILED DESCRIPTION Referring to the accompanying drawings of the present invention shows locking means for charging the high pressure described in detail below. 本实用新型的高压带电显示闭锁装置,其结构包括传感器1和控制器2,所述的传感器1和控制器2设置在高压线路终端设备上,传感器1通过控制器2内的避雷电路、1/V变换模块、信号放大器、逻辑电路后然后由信号输出电路输出信号,所述的信号放大器和逻辑电路之间设置有自检电路、信号比较模块和检波,所述的I/V变换模块和逻辑电路之间设置有可调开关电源,所述的自检电源通过避雷电路接地,所述的逻辑电路还与LED指示灯连接。 The present invention display high voltage electric locking device, which comprises a sensor structure 1 and a controller 2, the sensor 1 and the controller 2 is disposed on the high-voltage line terminal device, the sensor controller 1 through the inner lightning protection circuit 2, 1 / V conversion module, a signal amplifier, the logic circuit and an output signal from the signal output circuit, disposed between the signal amplifier and the logic circuit has a self-test circuit, and a detection signal comparison module, the I / V conversion module and the logic adjustable circuit provided between the switching power supply, the power supply self-test circuit ground by lightning, the logic circuit is also connected to the LED. 所述的传感器1设置在高压线路上方的形成的电场范围内,而控制器2则设置在高压线路下方的设备实体上。 The sensor 1 is provided in the form of high-voltage electric field range of the road side, and the controller device 2 is disposed on the bottom of the high pressure line entity. 所述的传感器1通过感应器夹板7、感应器调节架8设置在感应器支架9上, 而感应器支架9则固定在高压线路中的陶瓷支架上。 The sensor 1 through the inductor clamp 7, adjusting the sensor on the sensor holder 9, and the upper sensor holder 9 is fixed to the high-pressure lines ceramic support frame 8 is provided. 所述的控制器外面设置保护外壳3,在壳体3上设置自检按钮6、 LED指示灯5、 VR旋钮4。 Said controller is provided outside the protective casing 3, set the self-test button 6, LED indicator 5, VR knob 4 on the housing 3. 所述的传感器1的外结构采用整体铝合金铸件,内部绝缘采用进口环氧树脂整体浇铸成型。 The outer configuration of the sensor 1 using the entire aluminum alloy casting, the internal insulating epoxy imported integrally cast molding. 控制器是带电显示装置的核心部分,根据应用场合可分为户内型控制器及户外型控制器,根据柜体不同可分为挂装柜、落地柜;根据柜体材质的不同也可分为喷塑柜、不锈钢柜。 The controller is a core part of electric display device according to the application can be divided into indoor and outdoor controller controller, depending on the cabinet can be divided mount cabinets, floor cabinet; depending on the material of the cabinet can be divided into to spray cabinet, stainless steel cabinet. 本装置为感应式验电,它与高压带电体不直接接触,对主设备不会产生任何负影响,其安装方便、体积小,不必对现有线路系统做任何改变。 This device is an inductive electrical inspection, it is not in direct contact with the high pressure charged body, any negative impact on not the master device, easy to install, small size, do not have to make any changes to the existing line system. 与PT相比, 具有显著的经济性和可以长年使用的高可靠性。 Compared with PT, has significant economic and high reliability can be used for many years. 对于安全、准确、迅速的电力供给操作有很大的实用价值。 There are a lot of practical value for safe, accurate and rapid power supply operation. DSW型高压带电显示闭锁装置适用于40. 5-550kv, 频率为50/60Hz的电力系统中,用于交流电力系统中的线路监视(检测线路是否带电),验电显示(以红、绿灯光指示),同时也可对相关操作机构进行闭锁(闭锁线路侧接地刀闸,防止电气误操作;闭锁母线、主变等其他接地刀闸, 简化闭锁回路、节省电缆及维护工作量;闭锁网门,防止误入带电间隔)、低电压报警、接地线断路检测或通过辅助控制回路实现线路的自动切换等;也可与微机防误闭锁装置配合使用,直接提供线路侧验电接点,用途广泛。 DSW-pressure locking device suitable for charging display 40. 5-550kv, power system frequency of 50 / 60Hz, the line for monitoring (detection line is electrified) AC power system, electroscopic displays (red, green lights indicated), and also may be blocking (blocking line-side grounding switch, to prevent misuse of the relevant electrical operating mechanism; blocking bus, transformer, and other earthing switches, simplifying latching circuit, saving cables and maintenance work; mesh door latch prevent mistakenly charged interval), low voltage alarm, or the ground line disconnection detection circuit by automatic switching auxiliary control circuit and the like; and the computer can also be used in conjunction with anti-misoperation locking device, the line side directly examine the electrical contacts, widely used. 主要安装在以下场所:发电厂、变电站的电缆终端; GIS (封闭式组合电器)装置中; 变电站的母线;供电站的进出线、包括架空线路和电缆线路; 其它高压、超高压线路。 Mainly installed in the following locations: cable terminal power plants, substations; of GIS (enclosed electric) device; substation bus; the inlet and outlet of the power station, including overhead lines and cable lines; other high voltage, EHV. 与国内同类产品相比:本装置不仅具有防误闭锁、场强模拟量输出、自动切换、安全程度高的特点,而且还具有电力载波通信功能,这是其它产品所不具备的,其防护等级达到了国际IP66标准。 Compared with similar products: this means not only prevent accidental locking, analog field strength output, automatic switching, features a high degree of safety, but also has a power line carrier communication function, which is not available in other product, protection level It reached the international standard IP66. 工作环境温度也由其它厂家的-25〜 十40C。 Work by others ambient temperatures of -25 to ten 40C. C提高到-25〜+ 70C°C。 C up to -25~ + 70C ° C. 输入信号测定与调试在正确安装接线完成后,保证工作电压正常,线路高压有电的情况下,送上供电电源,电源指示灯亮,预热5分钟后可进行调试;打开控制器机箱盖,旋转VR旋钮,找到指示灯红绿转换时的特征曲线图的电流值。 Determination of the input signal and the debug connection is completed properly installed, ensuring the normal operating voltage, high-voltage electric lines case, send power supply, power indicator light, preheated for 5 minutes after commissioning; controller chassis cover open, rotation a VR, to find the current value of the characteristic graph when the red and green LEDs conversion. 将VR旋钮旋至AIO ,开始左旋至指示灯变为绿灯亮时,读取此时VR的刻度位置,后在特性曲线图中找出该点对应的电流值,此电流值即为感应器所感应输入的电流。 When the knob to the AIO VR, start light turns green light to the left, the scale reading at this time of location VR, find the current value of the corresponding point in the characteristic graph, this is the current value of the inductor induced current input. 感应器感应的电流值在14〜16A时为较理想状态,若不在此范围内可调节感应器调节杆,达到或靠近理想状态。 Sensing a current value in the inductor is 14~16A ideal state, if not within this range adjust the adjustable sensor lever, at or close to the ideal state. 如对应的电流值为10uA,将VR旋钮调到10-10X50%=5uA时所对应的档处,依次类推式调整,指示灯应为红灯,关闭控制器盖,调试结束。 The current value corresponding to the 10uA, the VR knob to 10-10X50% = 5uA speed at the time corresponding to, and so the adjustment formula, the indicator should be red, the controller closing the lid, the end of the debugging.

Claims (5)

1、高压带电显示闭锁装置,其特征在于:其结构包括传感器和控制器,所述的传感器和控制器设置在高压线路终端设备上,传感器通过控制器内的避雷电路、I/V变换模块、信号放大器、逻辑电路后然后由信号输出电路输出信号,所述的信号放大器和逻辑电路之间设置有自检电路、信号比较模块和检波,所述的I/V变换模块和逻辑电路之间设置有可调开关电源,所述的自检电源通过避雷电路接地,所述的逻辑电路还与LED指示灯连接。 1, high voltage electric display locking device, characterized in that: the structure comprises a sensor and a controller, said controller and sensor disposed on the high-voltage line terminal equipment, by lightning sensor circuit within the controller, I / V conversion module, signal amplifier, the logic circuit and an output signal from the signal output circuit, disposed between the signal amplifier and the logic circuit has a self-test circuit, and a detection signal comparison module, disposed between said I / V conversion circuit and logic modules adjustable switching power supply, the power supply self-test circuit ground by lightning, the logic circuit is also connected to the LED.
2、 根据权利要求1所述的高压带电显示闭锁装置,其特征在于:所述的传感器设置在高压线路上方的形成的电场范围内,而控制器则设置在高压线路下方的设备实体上。 2, the high voltage electric display according to claim 1, the locking device, characterized in that: said sensor is provided in the form of high-voltage electric field range of the road side, and the controller entity is provided on the device below the high voltage line.
3、 根据权利要求1或2所述的高压带电显示闭锁装置,其特征在于:所述的传感器通过感应器夹板、感应器调节架设置在感应器支架上,而感应器支架则固定在高压线路中的陶瓷支架上。 3, the high-voltage charged or display according to claim 12 blocking device, characterized in that: said clamp sensor through the inductor, the inductor adjusting bracket is provided on the sensor bracket, the sensor bracket is fixed to the high pressure line the ceramic brackets.
4、 根据权利要求1或2所述的高压带电显示闭锁装置,其特征在于:所述的控制器外面设置保护外壳,在壳体上设置自检按钮、LED指示灯、VR旋钮。 4, according to claim 1, the high-voltage charged or blocking display device of claim 2, wherein: said controller is provided outside the protective housing, the self-test button disposed on the housing, LED indicator, the VR knob.
5、 根据权利要求1或2所述的高压带电显示闭锁装置,其特征在于:所述的传感器的外结构采用整体铝合金铸件,内部绝缘采用进口环氧树脂整体浇铸成型。 5. The high-pressure charged to claim 1 or claim 2, wherein the blocking device display, comprising: an outer structure of the whole of the aluminum alloy casting using sensors, internal insulation imported epoxy integrally cast molding.
CNU2007201752646U 2007-08-29 2007-08-29 High voltage electrified display locking device CN201107351Y (en)

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101895089A (en) * 2010-07-06 2010-11-24 常州合众电气有限公司 High voltage electriferous display locking device based on fundamental wave and phase
CN102608399A (en) * 2012-04-12 2012-07-25 苏州苏海亚电气有限公司 High-voltage electrified display locking device
CN103777061A (en) * 2014-01-28 2014-05-07 国家电网公司 Remote-control electrification display locking device
WO2015161625A1 (en) * 2014-04-24 2015-10-29 朱林学 Electronic lock for power line
CN105098706A (en) * 2014-05-20 2015-11-25 庄孟文 High voltage live-line display locking device with good safety performance
CN106154015A (en) * 2016-08-10 2016-11-23 国网江苏省电力公司南通供电公司 Distributed power source circuit middle-placed switch cabinet miniaturized circuitry voltage collecting device
WO2019174075A1 (en) * 2018-03-16 2019-09-19 镇江华源晋昌电器有限公司 Direct current high-voltage live display locking device

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101895089A (en) * 2010-07-06 2010-11-24 常州合众电气有限公司 High voltage electriferous display locking device based on fundamental wave and phase
CN101895089B (en) * 2010-07-06 2012-11-28 常州合众电气有限公司 High voltage electriferous display locking device based on fundamental wave and phase
CN102608399A (en) * 2012-04-12 2012-07-25 苏州苏海亚电气有限公司 High-voltage electrified display locking device
CN103777061A (en) * 2014-01-28 2014-05-07 国家电网公司 Remote-control electrification display locking device
WO2015161625A1 (en) * 2014-04-24 2015-10-29 朱林学 Electronic lock for power line
CN105098706A (en) * 2014-05-20 2015-11-25 庄孟文 High voltage live-line display locking device with good safety performance
CN106154015A (en) * 2016-08-10 2016-11-23 国网江苏省电力公司南通供电公司 Distributed power source circuit middle-placed switch cabinet miniaturized circuitry voltage collecting device
WO2019174075A1 (en) * 2018-03-16 2019-09-19 镇江华源晋昌电器有限公司 Direct current high-voltage live display locking device

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