Integrated high-voltage insulation on-line monitoring device

Abstract

The utility model discloses an integrated high-voltage insulation on-line monitoring device which comprises a high-voltage on-line monitoring body which comprises a base, a first coupling pole, a second coupling pole, a third coupling pole and a measuring circuit. The lower end of the first coupling pole penetrates and extends into one side of the upper end of the base, the lower end of the second coupling pole penetrates and extends into the middle of the upper end of the base, the lower end of the third coupling pole penetrates and extends into the other side of the upper end of the base, and the measuring circuit is in threaded connection with the middle of the inner bottom end of the base. According to the utility model, through the integrated arrangement of the device, the occupied installation space is reduced, the disassembly and assembly processes are reduced, and the protection shell is additionally arranged, so that the moisture-proof, salt-mist-proof, shielding effect and anti-interference performance can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of high-voltage insulation online monitoring, in particular to an integrated high-voltage insulation online monitoring device. Background Art

[0002] High-voltage insulation online monitoring is a method that uses computer technology, electronic technology and sensor technology to conduct real-time detection of power systems. It collects insulation condition data during the operation of electrical equipment and analyzes and judges these data, thereby improving the level of online detection and diagnosis of electrical equipment.

[0003] In the existing high-voltage insulation monitoring device, the high-voltage coupling part and the measuring part are separated structures. During use, the lower structures of the high-voltage coupling part and the measuring part need to be installed and fixed in turn. On the one hand, the disassembly and assembly steps are cumbersome, which increases the intensity of the operation. On the other hand, the installation occupies a large space and has insufficient applicability. Summary of the invention

[0004] The purpose of the utility model is to provide an integrated high-voltage insulation online monitoring device to solve the problem raised in the above background technology that the existing high-voltage insulation monitoring device has a split structure in which the high-voltage coupling part and the measuring part are installed and fixed to the lower structure in turn during use. On the one hand, the disassembly and assembly steps are cumbersome, which increases the intensity of the operation. On the other hand, it occupies a large space during installation and has insufficient applicability.

[0005] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0006] The utility model is an integrated high-voltage insulation online monitoring device, comprising:

[0007] A high-voltage online monitoring body, comprising a base, a first coupling pole, a second coupling pole, a third coupling pole, and a measuring circuit;

[0008] The lower end of the first coupling pole extends through one side of the upper end of the base, and the lower end of the second coupling pole extends through the middle of the upper end of the base, the lower end of the third coupling pole extends through the other side of the upper end of the base, and the measuring circuit is threadedly connected to the middle of the bottom end of the base.

[0009] Furthermore, the first coupling pole, the second coupling pole and the third coupling pole are epoxy-casted on the outer edge of the base.

[0010] Furthermore, a protective shell is sleeved on the outer surface of the base, and the protective shell is made of stainless steel.

[0011] Furthermore, a signal output terminal is connected through the center of the back side of the base, and a power input terminal is connected through one side of the back side of the base.

[0012] Furthermore, the signal output terminal and the power input terminal are electrically connected to the measurement circuit through spot welding pins.

[0013] Compared with the prior art, the advantages of the present invention are:

[0014] The utility model integrates the first coupling pole, the second coupling pole, the third coupling pole and the base, which can reduce the subsequent disassembly and assembly steps, save manpower, improve the efficiency of the operation, and reduce the occupation of space. At the same time, the first coupling pole, the second coupling pole, the third coupling pole and the base are connected by epoxy casting to ensure the high-voltage insulation performance. The signal output is a low-voltage signal, which is convenient for users to connect to the secondary instrument. The base is provided with an external stainless steel protective shell to improve the moisture-proof, salt spray-proof, shielding effect and anti-interference performance. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0016] Figure 1 It is a front view of the utility model;

[0017] Figure 2 This is an internal cross-sectional view of the base of the utility model.

[0018] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0019] 11. Base; 12. First coupling pole; 13. Second coupling pole; 14. Third coupling pole; 15. Protective housing; 16. Measurement circuit; 17. Signal output terminal; 18. Power input terminal. DETAILED DESCRIPTION

[0020] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0021] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific implementation methods disclosed below.

[0022] In order to make the purpose, technical solution and advantages of the present invention more clear, the implementation mode of the present invention will be further described in detail below with reference to the accompanying drawings.

[0023] See also Figure 1-2 As shown, this embodiment is an integrated high-voltage insulation online monitoring device, comprising:

[0024] The high-voltage online monitoring body includes a base 11, a first coupling pole 12, a second coupling pole 13, a third coupling pole 14, and a measuring circuit 16;

[0025] The lower end of the first coupling pole 12 extends through one side of the upper end of the base 11, and the lower end of the second coupling pole 13 extends through the middle of the upper end of the base 11, and the lower end of the third coupling pole 14 extends through the other side of the upper end of the base 11, and the measuring circuit 16 is threadedly connected to the middle of the bottom end of the base 11;

[0026] The base 11 is used to install the first coupling pole 12, the second coupling pole 13, and the third coupling pole 14. The first coupling pole 12, the second coupling pole 13, and the third coupling pole 14 are used to realize energy and signal transmission between circuits, and have functions such as filtering, energy storage, isolation, and impedance transformation;

[0027] The first coupling pole 12, the second coupling pole 13, and the third coupling pole 14 are epoxy-casted through the outer edge of the base 11;

[0028] Epoxy casting setting ensures high voltage insulation performance, and the signal output is a low voltage signal, which is convenient for users to connect to secondary instruments;

[0029] The outer surface of the base 11 is sleeved with a protective shell 15, and the protective shell 15 is made of stainless steel;

[0030] The protective shell 15 protects the outer surface of the base 11 and helps to improve moisture resistance, salt spray resistance, shielding effect, and anti-interference performance;

[0031] A signal output terminal 17 is connected through the center of the back of the base 11, and a power input terminal 18 is connected through one side of the back of the base 11.

[0032] The signal output terminal 17 is used to connect to an external circuit for signal transmission, and the power input terminal 18 is used to connect to an external circuit for providing power support;

[0033] The signal output terminal 17 and the power input terminal 18 are electrically connected to the measuring circuit 16 through spot welding pins;

[0034] Working principle: After the lower ends of the first coupling pole 12, the second coupling pole 13, and the third coupling pole 14 are successively penetrated and fixed in the middle of the upper end of the base 11, epoxy is poured in the connection gaps of the four;

[0035] Next, the signal output terminal 17 is connected to an external circuit, the power input terminal 18 is connected to an external circuit, and the device is powered on;

[0036] At this time, the measuring circuit 16 can be used to measure parameters such as voltage, current, resistance, frequency, inductance, capacitance and noise. The voltage measurement can be performed by an oscilloscope, the current measurement can be performed by an ammeter, and the resistance measurement can be performed by a multimeter.

[0037] This solution is an integrated setting, which can reduce the subsequent disassembly and assembly steps, save manpower, improve the efficiency of the operation, and reduce the space occupied. At the same time, the use of epoxy casting ensures the high-voltage insulation performance, and the signal output is a low-voltage signal, which is convenient for users to connect to the secondary instrument. The base 11 is also provided with an external stainless steel protective shell 15 to improve moisture-proof, salt spray-proof, shielding effect, and anti-interference performance.

[0038] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0039] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. An integrated high-voltage insulation online monitoring device, characterized in that: include: A high-voltage online monitoring body, the high-voltage online monitoring body comprising a base (11), a first coupling pole (12), a second coupling pole (13), a third coupling pole (14), and a measuring circuit (16); The lower end of the first coupling pole (12) extends through one side of the upper end of the base (11), and the lower end of the second coupling pole (13) extends through the middle of the upper end of the base (11), and the lower end of the third coupling pole (14) extends through the other side of the upper end of the base (11), and the measuring circuit (16) is threadedly connected to the middle of the bottom end of the base (11).

2. The integrated high-voltage insulation online monitoring device according to claim 1 is characterized in that: The first coupling pole (12), the second coupling pole (13), and the third coupling pole (14) are epoxy-casted and arranged to penetrate the outer edge of the base (11).

3. The integrated high-voltage insulation online monitoring device according to claim 1 is characterized in that: The outer surface of the base (11) is sleeved with a protective shell (15), and the protective shell (15) is made of stainless steel.

4. The integrated high-voltage insulation online monitoring device according to claim 1, characterized in that: A signal output terminal (17) is connected through the center of the back side of the base (11), and a power input terminal (18) is connected through one side of the back side of the base (11).

5. The integrated high-voltage insulation online monitoring device according to claim 4 is characterized in that: The signal output terminal (17) and the power input terminal (18) are electrically connected to the measurement circuit (16) via spot welding pins.

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