CN203630923U - Outdoor electric power equipment condensation alarm equipment - Google Patents

Abstract

The utility model discloses a water condensation alarm device for outdoor power equipment. The water condensation alarm device for the outdoor power equipment includes: a moisture detector, which is arranged inside the outdoor power equipment, and is used to detect whether there is water; a relay controller, which communicates with the The moisture detector is connected to send the detection result of the moisture detector; the monitoring device is connected to the relay controller and used to obtain the detection result of the moisture detector through the relay controller Result; the alarm is connected to the monitoring equipment and the relay controller respectively, and an alarm is issued when the detection result meets the preset conditions, wherein the moisture detector is pasted and installed on the outdoor electric power Preset detection positions inside the device. The utility model solves the problem in the related art that the water condensation alarm equipment of the outdoor power equipment cannot detect the water condensation phenomenon in the outdoor power equipment in time.

Description

Condensation alarm equipment for outdoor power equipment

technical field

The utility model relates to the field of power equipment, in particular to a water condensation alarm device for outdoor power equipment.

Background technique

When the seasons change alternately, outdoor power equipment often has condensation water in the body due to environmental factors, which directly threatens the safe operation of internal primary equipment and secondary instruments. In particular, since the location of condensation or severe humidity is inside the metal shell, it is difficult to find hidden dangers during normal inspections. At the same time, there is no obvious warning device that can be installed outside the cabinet to reflect the condensed water in the internal equipment shell to the operating personnel in a timely manner.

Insulation accidents of outdoor power equipment caused by high-risk and humid operating environments have been recorded in many places across the country from south to north. It has always been a very difficult problem for power operation and maintenance personnel and equipment manufacturers. Among them, how to detect moisture or condensation inside the power equipment as early as possible, and promptly report to the operation and maintenance personnel to arrange the treatment is particularly critical.

Through the analysis and summary of the outdoor equipment in the area, it can be seen that there is no good means to directly detect the moisture or condensation on the surface of the internal primary or secondary equipment or its key parts for the condensation situation. It is necessary to manually judge whether it is moisture condensation or excessive humidity.

Aiming at the problem in the related art that the water condensation alarm equipment for outdoor power equipment cannot detect water condensation in outdoor power equipment in time, no effective solution has been proposed yet.

Utility model content

The main purpose of the utility model is to provide a water condensation alarm device for outdoor power equipment to solve the problem in the related art that the water condensation alarm device for outdoor power equipment cannot detect water condensation in the outdoor power equipment in time.

In order to achieve the above purpose, according to one aspect of the present invention, a water condensation alarm device for outdoor power equipment is provided. The water condensation alarm device for outdoor power equipment includes: a moisture detector, arranged inside the outdoor power equipment, for detecting whether there is moisture; a relay controller, connected with the moisture detector, for sending the moisture detection The detection result of the detector; the monitoring device is connected with the relay controller, and is used to obtain the detection result of the moisture detector through the relay controller; the alarm device is connected with the monitoring device and the relay The controllers are respectively connected to give an alarm when the detection results meet the preset conditions, wherein the moisture detector is pasted and installed at a preset detection position inside the outdoor power equipment, wherein the moisture detector It is a plurality of moisture detectors, and the plurality of moisture detectors are connected in series.

Further, the water condensation alarm equipment for outdoor power equipment is characterized in that it also includes: an alarm connected to the monitoring equipment, wherein: the monitoring equipment is also used to judge whether the preset alarm condition is met according to the detection result , the alarm is configured to issue an alarm when the monitoring device determines that the preset alarm condition is satisfied.

Further, the moisture detector is pasted and installed at a preset detection position inside the outdoor electrical equipment.

Further, the water condensation warning device for outdoor power equipment further includes: a mobile terminal; a wireless transmitting base station, connected to the relay controller, and used to send the detection result of the moisture detector to the mobile terminal.

Further, the moisture detector is a plurality of moisture detectors.

Further, the plurality of moisture detectors include: a first moisture detector; a second moisture detector, wherein the first moisture detector and the second moisture detector are arranged in series.

Further, the monitoring device is used to receive a plurality of detection results from the plurality of moisture detectors through the relay controller, and judge whether the plurality of detection results meet preset conditions, and the alarm is used When the monitoring device determines that any one of the multiple detection results satisfies the preset condition, an alarm is issued.

Further, the plurality of moisture detectors are connected in series.

Further, the size of the PCB board is 40mm*100mm.

Further, the outdoor power equipment includes a PCB circuit board, and the moisture detector is arranged on the PCB circuit board.

According to the utility model, the outdoor power equipment condensation water alarm device comprising the following structure is adopted: a moisture detector is arranged inside the outdoor power equipment to detect whether there is moisture; a relay controller is connected to the moisture detector , for sending the detection result of the moisture detector; monitoring equipment, connected with the relay controller, for obtaining the detection result of the moisture detector through the relay controller; alarm, connected with the relay controller The monitoring equipment and the relay controller are respectively connected, and an alarm is issued when the detection result meets a preset condition, wherein the moisture detector is pasted and installed at a preset detection position inside the outdoor power equipment , wherein, the moisture detector is a plurality of moisture detectors, and the plurality of moisture detectors are connected in series, which solves the problem in the related art that the condensation water alarm equipment of the outdoor power equipment cannot detect the condensation phenomenon in the outdoor power equipment in time.

Description of drawings

The accompanying drawings constituting a part of this application are used to provide a further understanding of the utility model, and the schematic embodiments of the utility model and their descriptions are used to explain the utility model, and do not constitute an improper limitation of the utility model. In the attached picture:

Fig. 1 is a schematic structural diagram of an outdoor electric equipment detection device according to an embodiment of the present invention.

Detailed ways

It should be noted that, in the case of no conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The utility model will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

Fig. 1 is a schematic structural diagram of an outdoor electric equipment detection device according to an embodiment of the present invention. The outdoor electric equipment detection device can detect the outdoor electric equipment.

As shown in FIG. 1 , the detection device for outdoor electrical equipment includes a moisture detector 10 , a relay controller 20 and a monitoring device 50 .

The moisture detector 10 is arranged inside the outdoor electrical equipment, and is used to detect whether there is moisture and obtain detection results.

The relay controller 20 is connected with the moisture detector 10 and used for sending the detection result of the moisture detector.

The monitoring device 50 is connected with the relay controller 20, and is used to obtain the detection result of the moisture detector through the relay controller.

The outdoor power equipment includes a PCB circuit board, and the moisture detector 10 is arranged on the PCB circuit board, wherein the moisture detector is pasted and arranged at a preset detection position inside the outdoor power equipment.

In this embodiment, the moisture detector is a plurality of moisture detectors, and the plurality of moisture detectors are connected in series.

In one embodiment of the present utility model, the moisture detector 10 is a plurality of moisture detectors 10 .

In an embodiment of the present utility model, the plurality of moisture detectors 10 include: a first moisture detector 10 . The second moisture detector 10, wherein the first moisture detector 10 and the second moisture detector 10 are arranged in series.

The moisture detector 10 can directly detect whether there is moisture by adopting the capacitance sensing principle. In one embodiment of the present invention, preferably, the moisture detector 10 adopts a moisture detector with 9 levels of sensitivity, which can be adjusted according to the site conditions. The moisture detector 10 is integrated on the PCB circuit board. The size of the PCB board is about 40mm*100mm. It can be customized according to the actual requirements and the installation environment, and can be easily fixed on the key parts to be detected by waterproof double-sided adhesive.

In one embodiment of the present invention, the moisture detector 10 includes 5 moisture detectors connected in series, and any one of the detectors detects moisture, which is deemed to meet the alarm condition. The five detectors are respectively installed on the foundation and top of the equipment, secondary equipment and instruments, and the outer surface of the shielded cable terminal, etc., which are prone to condensation or failure.

In one embodiment of the present utility model, the detection device for outdoor electrical equipment further includes: an alarm connected to the monitoring device 50 and connected to the plurality of moisture detectors 10 respectively.

In one embodiment of the present utility model, in the outdoor power equipment detection device, the monitoring device 50 is used to receive multiple detection results from the multiple moisture detectors 10, and judge the multiple detection results respectively Whether the preset condition is met, the alarm is used to give an alarm when the monitoring device 50 judges that any one of the multiple detection results meets the preset condition.

In one embodiment of the present utility model, in the detection device for outdoor electrical equipment, the plurality of moisture detectors 10 are connected in series.

In one embodiment of the present utility model, the outdoor electrical equipment includes a PCB circuit board, and the moisture detector 10 is arranged on the PCB circuit board.

In one embodiment of the present utility model, the size of the PCB board is 40mm*100mm.

In one embodiment of the present utility model, the detection device for outdoor power equipment further includes: an alarm connected to the monitoring device 50, wherein: the monitoring device 50 is also used to judge whether the preset is satisfied according to the detection result. An alarm condition, the alarm device is used to issue an alarm when the monitoring device 50 judges that the preset alarm condition is met.

In one embodiment of the present invention, in the detection device for outdoor electric equipment, the moisture detector 10 is pasted and arranged at a preset detection position inside the outdoor electric equipment.

According to the embodiment of the present invention, the outdoor electric equipment detection device comprising the following structure is adopted: a moisture detector 10 is arranged inside the outdoor electric equipment, and is used for detecting whether there is moisture. The monitoring device 50 is connected with the moisture detector 10, and is used to obtain the detection result of the moisture detector 10, which solves the problem in the related art that it is difficult to detect the condensation phenomenon of the outdoor power equipment, and then achieves a convenient The effect of detecting the condensation phenomenon of outdoor power equipment.

In one embodiment of the present invention, the outdoor power equipment detection device further includes a relay controller 20, which completes the signal collection, calculation and judgment of multiple moisture sensors, as well as the local adjustment of sensor sensitivity .

The relay controller 20 has an LCD display and an alarm capable of realizing local monitoring and alarm functions, such as a buzzer alarm, and reserves an output port of an audible and visual alarm relay contact. At the same time, the relay controller 20 has a 232 interface and a 485 interface, which can be connected to the background remote monitoring system, and can send alarm signals and data to the system wireless base station.

The relay controller 20 is preferably installed on the equipment casing, which has strong waterproof and weather resistance.

In one embodiment of the present utility model, the outdoor power equipment detection device also includes a wireless (GSM/GPRS) transmitting base station, which transmits the monitoring and alarm information obtained from the relay controller 20 through the GSM/GPRS wireless communication network in time. , and transmit it to the mobile terminal specified by the user.

This equipment unit is mainly used for information communication between monitoring and alarming front-end equipment and power operation and maintenance personnel, to understand the operation status of outdoor power equipment, and to promptly remind operation and maintenance personnel to quickly deal with high-risk wet conditions.

The monitoring device 50 can be a device installed with background monitoring software, which is used for remote monitoring, downloading, editing, and detecting the software system of the front-end alarm system device parameters.

In one embodiment of the present invention, the outdoor power equipment detection device also includes a solar power supply 60 to provide power for the front-end system, including the moisture detector 10 , the relay controller 20 and the wireless transmitting base station 30 .

In the embodiment of the utility model, outdoor power equipment includes high-voltage switches, box-type substations, medium and low-voltage cable branch boxes, transformers, etc., and is generally arranged in an open environment with a metal casing, and its internal equipment includes switch cabinets, transformers, etc. , cable accessories and other primary equipment, as well as secondary instrumentation such as fault indicators, automation protection and communication equipment. High-risk humidity means that when the seasons change alternately, outdoor power equipment often has condensation in the body due to environmental factors, which directly threatens the safe operation of internal primary equipment and secondary instruments. Monitoring is to attach to the surface of the operating equipment through effective technical means to monitor and detect the operating conditions online. The alarm is to use the analog quantity conversion of the signal to form a sound, light, information and warning dialogue interface to timely and synchronously prompt the abnormal situation.

The solar power system is mainly composed of a solar panel and a host. The solar panel can be fixed on the top of the outdoor power equipment casing, and the surface is anodized, so it is not easy to age and corrode for long-term outdoor use.

The host (as shown in the figure) includes a controller, an inverter and a battery, which can be arranged in the casing of the device. The battery can guarantee the normal power supply of the system for more than 48 hours when the solar panel is not charging.

Through the embodiment of the utility model, timely detection, timely alarm, local discovery, background monitoring, and easy installation are the main technical characteristics of this high-risk humidity monitoring and alarm system. The specific performance is as follows:

(1) Convenience and flexibility of system installation

The high-sensitivity integrated PCB capacitive moisture detection board is adopted, the size can be flexibly customized, and the installation is convenient, without the need to modify the existing equipment. At the same time, a relay controller can connect at least 16 moisture detection boards, which can be flexibly arranged in the monitored equipment according to monitoring requirements and specific environments.

Since the power supply of the system is solar energy, there is no need to modify the existing equipment, which solves the problem that the existing outdoor power equipment has no secondary power supply conditions.

(2) Combination of various alarm methods and background real-time monitoring

Since high humidity generally occurs in the casing of outdoor equipment, it is difficult for operation and maintenance personnel to find out, so timely detection and rapid alarm are particularly important.

In order to meet this requirement, the system adopts a combination of multiple alarm methods and background monitoring design: the relay controller LCD display and buzzer arranged outside the equipment are used for local alarm, and the photoelectric alarm module interface is reserved; Use the wireless base station deployed on the spot to send the alarm signal to the mobile terminal 40 (such as a mobile phone) of the operation and maintenance personnel. When high humidity occurs, the operation and maintenance personnel will be notified in time to deal with it on site; Conditions and alarm signals are sent to the background monitoring software system for management personnel to comprehensively monitor the high-risk humidity conditions of all outdoor power equipment and dispatch for troubleshooting.

(3) Typical modular structure

The entire network system can be composed of standardized monitoring and alarm subsystem functional modules that are independent of each other and installed in different outdoor power equipment.

As far as the hardware is concerned, it can be decomposed into different PLC relay control stations, and the relay station can be decomposed into different sub-function modules.

As far as monitoring software is concerned, it can be divided into general structural support software (configurable according to hardware needs) and modular design application software (parameters, programs, and setting values of corresponding modules can be modified according to the specific environment and sensitivity requirements of the monitoring object. wait).

The modular design facilitates the establishment of a high-risk humidity monitoring and alarm management center for all outdoor power equipment in the power grid. From the structure, the data information can be easily transmitted to realize centralized and unified monitoring and alarming of the entire network, which is conducive to troubleshooting.

In the embodiment of the utility model, the high-risk humidity monitoring and alarm system can be applied to power distribution operation and maintenance, and combined with temperature, humidity, smoke, water immersion, infrared and other sensors to form a comprehensive monitoring of environmental parameters of the distribution network and local and remote Alarm; timely treatment or maintenance and replacement of unattended outdoor power equipment and power distribution will greatly reduce the probability of severe condensation and moisture in the equipment, reduce equipment discharge and breakdown failures, and effectively improve the reliability of distribution network power supply .

Through the embodiment of the utility model, it is possible to predict, diagnose and process in time, and provide relatively sufficient comprehensive data information for outdoor power equipment.

The above descriptions are only preferred embodiments of the utility model, and are not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (5)

1. A water condensation alarm device for outdoor power equipment, characterized in that it comprises: Moisture detectors are installed inside the outdoor power equipment to detect whether there is moisture; a relay controller, connected to the moisture detector, for sending the detection result of the moisture detector; A monitoring device, connected to the relay controller, for obtaining the detection result of the moisture detector through the relay controller; and an alarm, which is connected to the monitoring device and the relay controller respectively, and gives an alarm when the detection result satisfies a preset condition, Wherein, the moisture detector is pasted and installed at a preset detection position inside the outdoor power equipment, Wherein, the moisture detector is a plurality of moisture detectors, and the plurality of moisture detectors are connected in series. 2. The water condensation alarm device for outdoor power equipment according to claim 1, further comprising: an alarm connected to the monitoring equipment, in: The monitoring device is also used to judge whether a preset alarm condition is met according to the detection result, The alarm is configured to issue an alarm when the monitoring device determines that the preset alarm condition is satisfied. 3. The water condensation alarm device for outdoor power equipment according to claim 1, further comprising: mobile terminals; and The wireless transmitting base station is connected with the relay controller, and is used for sending the detection result of the moisture detector to the mobile terminal. 4. The water condensation alarm device for outdoor power equipment according to claim 1, wherein the plurality of water detectors comprise: a first moisture detector; and second moisture detector, Wherein, the first moisture detector and the second moisture detector are arranged in series. 5. The water condensation alarm device for outdoor power equipment according to claim 1, wherein the outdoor power equipment comprises a PCB circuit board, and the moisture detector is arranged on the PCB circuit board.

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