Partial discharge online monitoring device

Abstract

The utility model discloses a partial discharge on-line monitoring device which comprises a partial discharge on-line monitoring device body and a plugging connection port arranged at the front side of the partial discharge on-line monitoring device body. A connecting ventilation pipe body is arranged at the tail end of the bottom connecting adsorption disc, a rotating threaded rod is arranged at the tail end of the telescopic connecting body, a stirring adjusting knob is arranged in the middle of the rotating threaded rod, the rotating threaded rod can move by stirring the stirring adjusting knob, and the telescopic connecting body can be pulled to extend through movement of the stirring adjusting knob; after improvement, during installation, after air is pumped out through the bottom connecting adsorption disc, the bottom connecting adsorption disc can be connected with an appointed position in an adsorption installation mode, the installation steps are simple and rapid, only reverse operation is needed for disassembly, and the installation is convenient. The method is simple, convenient and fast, the mounting and dismounting efficiency of workers can be effectively improved, and the use practicability of the partial discharge online monitoring device is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the related technical field of power system operation and maintenance, and particularly relates to an on-line partial discharge monitoring device. BACKGROUND

[0002] The on-line partial discharge monitoring device belongs to the field of power system operation and maintenance. It is mainly used for real-time monitoring of partial discharge phenomena in power equipment, timely discovery and accurate positioning of potential fault sources, and ensuring the stable operation and reliability of power equipment.

[0003] The on-line partial discharge monitoring device is a technical device specially used for monitoring partial discharge phenomena in power equipment. It captures and analyzes the partial discharge signals generated by power equipment in a high-voltage environment, monitors the running state of the equipment in real time, and judges whether the equipment has hidden faults. This technology is widely used in the monitoring of high-voltage cables, high-voltage switch cabinets, GIS (gas insulated switchgear), transformers, and generators, etc. It can timely discover potential insulation defects and hidden faults.

[0004] The on-line partial discharge monitoring device is mainly used for live monitoring of high-voltage power grid primary electrical equipment, such as circuit breakers, transformers, switch cabinets, ring network cabinets, etc. By monitoring the partial discharge of these devices, potential safety hazards can be discovered and handled in time, ensuring the safe operation of the power grid. In addition, the on-line partial discharge monitoring device can also be used in new energy power generation and substation monitoring scenarios.

[0005] However, the conventional on-line partial discharge monitoring device is usually installed in a designated position by screws, which is quite inconvenient for the installation and disassembly of the staff, and is not conducive to the convenience of work.

[0006] The utility model improves the above problems, and specifically relates to an on-line partial discharge monitoring device convenient to install and disassemble. CONTENT OF THE UTILITY MODEL

[0007] The utility model aims to provide an on-line partial discharge monitoring device to solve the problem of the on-line partial discharge monitoring device in the background art, which is usually installed in a designated position by screws, and is quite inconvenient for the installation and disassembly of the staff, and is not conducive to the convenience of work.

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an on-line partial discharge monitoring device, comprising an on-line partial discharge monitoring device body and a plug-in connection port arranged at the front side position of the on-line partial discharge monitoring device body;

[0009] The localization online monitoring device has a bottom-connected adsorption plate at its bottom, a connecting vent pipe at its end, a telescopic connector at its end, a rotating threaded rod at its end, and a toggle adjustment knob at the middle of the rotating threaded rod. Toggling the knob moves the rotating threaded rod, causing it to extend the telescopic connector. The extended connector draws gas from the bottom-connected adsorption plate, increasing the pressure at that location.

[0010] Preferably, an upper connecting heat sink is provided on the upper side of the partial fault online monitoring device body, and the upper connecting heat sink is provided with a raised strip structure.

[0011] Preferably, the partial effusion online monitoring device body is provided with connecting and fastening screws at the four corner positions on the upper side, and the internal structure of the partial effusion online monitoring device body is connected to the outer shell by the screws.

[0012] Preferably, a side heat dissipation mesh is provided on the side of the partial discharge online monitoring device body, and the side heat dissipation mesh is installed and connected to the partial discharge online monitoring device body by a snap-fit ​​method.

[0013] Preferably, an adjustment control button is provided on the side of the plug-in connector, and three adjustment control buttons are provided.

[0014] Preferably, a USB port is provided above the adjustment control button, and the USB port is connected to the partial discharge online monitoring device body by screws.

[0015] Preferably, a data display screen is provided on the side of the adjustment control button, and the surface of the data display screen is covered with a protective film.

[0016] Preferably, indicator lights are provided on the side of the data display screen and on the top of the plug-in connection port, and a total of seven indicator lights are provided.

[0017] Compared with the prior art, the present invention provides a partial discharge online monitoring device, which has the following beneficial effects:

[0018] The bottom connecting adsorption disc is provided at the bottom position of the partial discharge on-line monitoring device body, a connecting air pipe body is provided at the end position of the bottom connecting adsorption disc, a telescopic connecting body is provided at the end position of the connecting air pipe body, a rotating threaded rod is provided at the end position of the telescopic connecting body, a knob adjusting knob is provided at the middle position of the rotating threaded rod, and the knob adjusting knob can make the rotating threaded rod move, which will pull the telescopic connecting body to elongate, and the telescopic connecting body will extract the gas at the position of the bottom connecting adsorption disc to increase the pressure at the position. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a partial discharge on-line monitoring device structure diagram of the utility model.

[0020] Figure 2 It is a partial discharge on-line monitoring device structure diagram of the utility model.

[0021] Figure 3 It is a partial discharge on-line monitoring device structure diagram of the utility model.

[0022] In the figure: 1, partial discharge on-line monitoring device body; 2, connecting fastening screw; 3, upper connecting heat dissipation plate; 4, side heat dissipation net body; 5, indicator lamp body; 6, data display screen; 7, adjusting control button; 8, USB interface; 9, plug-in connection port; 10, knob adjusting knob; 11, bottom connecting adsorption disc; 12, connecting air pipe body; 13, telescopic connecting body; 14, rotating threaded rod. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0024] The utility model provides a kind of partial discharge on-line monitoring device as shown in Figures 1-3 The utility model provides a kind of partial discharge on-line monitoring device, including partial discharge on-line monitoring device body 1 and the plug-in connection port 9 being arranged at the front side position of partial discharge on-line monitoring device body 1 of it;

[0025] The bottom connecting adsorption disc 11 is provided at the bottom position of the partial discharge online monitoring device body 1, the connecting air pipe body 12 is provided at the end position of the bottom connecting adsorption disc 11, the telescopic connecting body 13 is provided at the end position of the connecting air pipe body 12, the rotating threaded rod 14 is provided at the end position of the telescopic connecting body 13, the knob adjusting knob 10 is provided at the middle position of the rotating threaded rod 14, the knob adjusting knob 10 can make the rotating threaded rod 14 move, and the movement can stretch the telescopic connecting body 13, and the telescopic connecting body 13 is stretched to extract the gas at the position of the bottom connecting adsorption disc 11, so that the pressure at the position is increased, and the improved partial discharge online monitoring device can be adsorbed and installed in the specified position after being evacuated by the bottom connecting adsorption disc 11, the installation steps are simple and fast, and the reverse operation is only needed for disassembly, so that the installation and disassembly efficiency of the staff can be effectively improved, and the practicality of the partial discharge online monitoring device is effectively improved.

[0026] As shown in Figure 1 , the upper connecting heat dissipation plate 3 is provided at the upper side position of the partial discharge online monitoring device body 1, the upper connecting heat dissipation plate 3 is provided with a convex strip structure, the side heat dissipation net body 4 is provided at the side position of the partial discharge online monitoring device body 1, and the side heat dissipation net body 4 is installed and connected with the partial discharge online monitoring device body 1 in a clamping manner, the upper connecting heat dissipation plate 3 can improve the heat dissipation capacity by increasing the contact area between the line monitoring device body 1 shell and the external environment, the side heat dissipation net body 4 can improve the air exchange efficiency of the line monitoring device body 1 to improve the heat dissipation effect, and the enhanced heat dissipation capacity can effectively improve the service life of the internal elements of the line monitoring device body 1.

[0027] As shown in Figure 1 , the connecting fastening screw 2 is arranged at the four corner positions of the upper side of the partial discharge online monitoring device body 1, the internal structure and the shell of the partial discharge online monitoring device body 1 are connected through the screw, the shell of the partial discharge online monitoring device body 1 plays a protection effect, and the screw can make the connection stable.

[0028] As shown in Figure 1 , the adjusting control button 7 is arranged at the side position of the plug-in connection port 9, the adjusting control button 7 is provided with three, and the user can set the parameters of the partial discharge online monitoring device body 1 through the adjusting control button 7, so that the partial discharge online monitoring device body 1 can be operated as specified.

[0029] As shown in Figure 1 , the USB plug-in interface 8 is arranged at the upper side position of the adjusting control button 7, the USB plug-in interface 8 is installed and connected with the partial discharge online monitoring device body 1 through the screw, and the USB plug-in interface 8 can be used for connecting the external power supply to provide power supply.

[0030] As Figure 1 shown, the side of the adjusting control button 7 is provided with a data display screen 6, the surface of the data display screen 6 is pasted with a protective film, the data display screen 6 can display parameters for the staff to observe and then make the required parameter adjustment setting.

[0031] As Figure 1 shown, the side of the data display screen 6 and the upper side of the plug-in connection port 9 are both provided with indicator light bodies 5, the indicator light bodies 5 are totally seven, the indicator light bodies 5 at the plug-in connection port 9 represent the use state of the interface, the side of the data display screen 6 can display the power running alarm function.

[0032] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the present application has been described in detail with reference to the foregoing embodiments, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, should be included within the scope of the present application.

Claims

1. A partial discharge online monitoring device, comprising a partial discharge online monitoring device body (1) and a plug-in connection port (9) provided at the front side of the partial discharge online monitoring device body (1); Its features are: The bottom of the localization online monitoring device body (1) is provided with a bottom connecting adsorption plate (11), and a connecting vent pipe (12) is provided at the end of the bottom connecting adsorption plate (11). A telescopic connector (13) is provided at the end of the connecting vent pipe (12), and a rotating threaded rod (14) is provided at the end of the telescopic connector (13). A toggle adjustment knob (10) is provided at the middle of the rotating threaded rod (14). Toggle the toggle adjustment knob (10) to move the rotating threaded rod (14). Its movement will pull the telescopic connector (13) to extend. After the telescopic connector (13) extends, it will draw gas from the bottom connecting adsorption plate (11) and increase the pressure at its location.

2. The partial discharge online monitoring device according to claim 1, characterized in that: An upper connecting heat sink (3) is provided on the upper side of the localization online monitoring device body (1), and a convex strip structure is provided on the upper connecting heat sink (3).

3. The partial discharge online monitoring device according to claim 1, characterized in that: The partial discharge online monitoring device body (1) is provided with connecting fastening screws (2) at the four corners on the upper side, and the internal structure and the outer shell of the partial discharge online monitoring device body (1) are connected by screws.

4. The partial discharge online monitoring device according to claim 1, characterized in that: A side heat dissipation mesh (4) is provided on the side of the partial discharge online monitoring device body (1), and the side heat dissipation mesh (4) is installed and connected to the partial discharge online monitoring device body (1) by a snap-fit ​​method.

5. The partial discharge online monitoring device according to claim 1, characterized in that: An adjustment control button (7) is provided on the side of the plug-in connector (9), and three adjustment control buttons (7) are provided.

6. The partial discharge online monitoring device according to claim 5, characterized in that: A USB port (8) is provided on the upper side of the adjustment control button (7), and the USB port (8) is installed and connected to the partial discharge online monitoring device body (1) by screws.

7. The partial discharge online monitoring device according to claim 5, characterized in that: A data display screen (6) is provided on the side of the adjustment control button (7), and the surface of the data display screen (6) is covered with a protective film.

8. The partial discharge online monitoring device according to claim 7, characterized in that: Indicator lights (5) are provided on the side of the data display screen (6) and on the upper side of the plug-in connection port (9), and there are a total of seven indicator lights (5).

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