CN105548845A - Device and method for detection of insulation tool - Google Patents

Abstract

The invention provides a testing device and method for insulating tools, including: at least two test chambers, the first test chamber and the second test chamber are used to place the first insulating tool to be tested and the second insulating tool to be tested, and the cavity of the test chamber There is no conduction between them and the cavity can conduct electricity; the cavity of the first test chamber is connected to the negative pole of the power supply or grounded through the first negative signal detection component, and the cavity of the second test chamber is connected to the negative pole of the power supply or grounded through the second negative signal detection component ; The first conductive part, the first end is connected to the positive pole of the power supply, the second end is respectively connected to the inner cavities of the first insulating tool to be tested and the second insulating tool to be tested, and the first positive electrode signal detection device is also arranged on the first conductive part Components; when the first positive signal detection component and the first negative signal detection component detect the leakage signal, display the failure of the first insulation tool to be tested; when the first positive signal detection component and the second negative signal detection component detect the leakage signal When , the fault of the second insulating tool to be tested is displayed.

Description

Insulation tool detection device and method

technical field

The invention relates to the technical field of power electronics, in particular to an insulating tool detection device and method.

Background technique

Electric workers often need some insulating tools in their daily work, such as: insulating gloves and insulating boots, etc. for safety protection. The real withstand voltage insulation status of insulating tools is closely related to the personal safety of operators when working, operating or testing in high-voltage power grid equipment. Therefore, it is necessary to conduct insulation testing on insulation tools on a regular basis. With the vigorous development of the power grid, the number of insulation tools that need to be repaired and maintained is increasing year by year, and the routine monitoring tests of insulation tools undertaken by the high-voltage laboratory are also increasing year by year. In contrast, the number of test personnel is decreasing year by year. In order to reduce the workload and improve work efficiency, the high-voltage laboratory often uses the batch test method to detect the withstand voltage insulation status of insulating tools.

In the prior art, during the batch test of insulating tools, the test device only provides the function of over-current tripping, that is, if any of the batch of insulated tools being tested has a poor insulation condition, the test device will automatically trip over-current, and the other It is not possible to automatically identify a specific tested tool that is unqualified. During the test, if the test device has an overcurrent trip, the tester needs to conduct a separate test on the insulating tool to find out the unqualified tool. It can be seen that the test device used in the prior art for testing the withstand voltage and insulation conditions of insulating tools has low intelligence level and long test time, and is no longer suitable for the intelligent and refined development requirements of high-voltage laboratories, and urgently needs to be improved.

Contents of the invention

Therefore, the technical problem to be solved by the present invention is to overcome the defect that the insulated tool testing device in the prior art cannot quickly identify unqualified tested tools, so as to provide an insulated tool testing device and method.

For this reason, technical scheme of the present invention is as follows:

An insulating tool detection device, the insulating tool to be tested has an inner cavity, including:

At least two test chambers, wherein the first test chamber is used to place the first insulation tool to be tested, the second test chamber is used to place the second insulation tool to be tested, the first test chamber and the second test chamber The cavities are respectively conductors, and there is no conduction between the cavities of the first test cavity and the second test cavity; the cavities of the first test cavity are connected to the negative pole or ground of the power supply through the first negative signal detection component , the cavity of the second test chamber is connected to the negative pole or ground of the power supply through the second negative signal detection component;

The first conductive part, the first end of which is connected to the positive pole of the power supply, the second end is respectively connected to the inner cavities of the first insulating tool to be tested and the second insulating tool to be tested, and the first conductive part is also provided with There is a first positive signal detection component;

The display part is respectively connected to the first positive signal detection part, the first negative signal detection part and the second negative signal detection part; when the first positive signal detection part and the first negative signal detection part detect When the leakage signal is detected, the failure of the first insulation tool to be tested is displayed; when the leakage signal is detected by the first positive signal detection part and the second negative signal detection part, the second insulation tool to be tested is displayed Fault.

Preferably, the insulating tool detection device further includes:

One or more third test chambers, wherein the third test chamber is used to place the third insulating tool to be tested; the third test chamber is arranged in parallel with the first test chamber and the second test chamber, And they are not connected to each other, the cavity of the third test chamber is a conductor; the cavity of the third test cavity is connected to the negative pole or ground of the power supply through the third negative signal detection component;

The second end of the first conductive component is also connected to the inner cavity of the third insulating tool to be tested;

The display part is also connected to the third negative signal detection part, and when the first positive signal detection part and the third negative signal detection part detect an electric leakage signal, it displays that the third insulating tool to be tested is faulty .

Preferably, the insulating tool detection device further includes:

One or more fourth test chambers, wherein the fourth test chamber is used to place the fourth insulating tool to be tested; the fourth test chamber is distributed in the same column as the first test chamber, and the fourth test chamber The cavity of the first test cavity is connected to the cavity of the first test cavity, and the cavity of the fourth test cavity is a conductor;

A second conductive part, the first end of which is connected to the positive pole of the power supply, the second end is connected to the inner cavity of the fourth insulating tool to be tested, and a second positive signal detection part is also arranged on the second conductive part;

The display device is also connected to the second positive signal detection component, and when the second positive signal detection component and the first negative signal detection component detect an electric leakage signal, it displays that the fourth insulating tool to be tested is faulty .

Preferably, the display part also includes:

A first AND gate unit, which includes two input terminals and an output terminal, the first input terminal is connected to the output terminal of the first positive signal detection component; the second input terminal is connected to the output of the first negative signal detection component terminal connection, and its output terminal is connected to the first display diode;

The second AND gate unit, which includes two input terminals and an output terminal, the first input terminal is connected to the output terminal of the first positive signal detection component; the second input terminal is connected to the output of the second negative signal detection component The terminal is connected, and its output terminal is connected to the second display diode.

Preferably, the first positive signal detection component includes: a first light emitting module, configured to detect whether there is current on the first conductive component, and if yes, send out a first leakage optical signal;

The display part further includes: a first light receiving module, connected to the first light emitting module, for receiving the first leakage signal, and its output terminal is connected to the first output terminal of the first AND gate unit .

Preferably, the test cavities of the insulating tool detection device are arranged in a matrix in rows and columns; the cavities of the test cavities in the same row are not connected; the cavities of the test cavities in the same column are connected; the cavities of the test cavities body can conduct electricity.

A method for detecting insulated tools using the above-mentioned device, comprising the following steps:

Place an appropriate amount of water in the inner cavities of the first insulating tool to be tested and the second insulating tool to be tested, wherein the amount of water placed makes it penetrate into the first insulating tool to be tested and the second insulating tool to be tested the first conductive part in the cavity is immersed in water;

Place the first insulating tool to be tested in a first test cavity, and place an appropriate amount of water in the first test cavity, wherein the amount of water placed does not cover the first insulating tool to be tested, so that the The water in the first test cavity does not communicate with the inner cavity of the first insulating tool to be tested;

The second insulating tool to be tested is placed in a second test chamber, and an appropriate amount of water is placed in the second test chamber, wherein the amount of water placed does not cover the second insulating tool to be tested, so that the The water in the second test cavity does not communicate with the inner cavity of the second insulating tool to be tested;

start a power supply according to the insulation levels of the first insulating tool to be tested and the second insulating tool to be tested;

If the insulation of the first insulation tool to be tested and the second insulation tool to be tested is good, the display part has no fault prompt; if the insulation failure of the first insulation tool to be tested and/or the second insulation tool to be tested , the display part displays the corresponding faulty insulating tool to be tested.

Preferably, the above method also includes the steps of:

Placing an appropriate amount of water in the inner cavity of the third insulating tool to be tested, wherein the amount of water placed makes the first conductive member protruding into the third insulating tool to be tested immersed in water;

The third insulating tool to be tested is placed in a third test chamber, and an appropriate amount of water is placed in the third test chamber, wherein the amount of water placed does not cover the third insulating tool to be tested, so that the The water in the third test chamber does not communicate with the inner chamber of the third insulating tool to be tested;

Start the power supply according to the insulation level of the insulated tool to be tested;

If all the insulating tools to be tested are well insulated, the display part will indicate that there is no fault; if any one or more of the insulating tools to be tested has an insulation failure, the display part will display the corresponding faulty insulating tool to be tested.

Preferably, the above method also includes the steps of:

Placing an appropriate amount of water in the inner cavity of the fourth insulating tool to be tested, wherein the amount of water placed makes the second conductive component protruding into the fourth insulating tool to be tested immersed in water;

Place the fourth insulating tool to be tested in the fourth test cavity, and place an appropriate amount of water in the fourth test cavity, wherein the amount of water placed does not cover the fourth insulating tool to be tested, so that the The water in the fourth test chamber does not communicate with the inner chamber of the fourth insulating tool to be tested;

Start the power supply according to the insulation level of the insulated tool to be tested;

If all the insulating tools to be tested are well insulated, the display part will indicate that there is no fault; if any one or more of the insulating tools to be tested has an insulation failure, the display part will display the corresponding faulty insulating tool to be tested.

Preferably, the above method further includes the following steps: arranging the test chambers in a matrix in rows and columns; the cavities of the same row of test chambers are not connected; the cavities of the same column of test chambers are separated by a partition Place the insulated tool to be tested and make it electrically conductive.

The technical solution of the present invention has the following advantages:

1. In the insulating tool detection device and method provided by the present invention, when the insulation conditions of the first insulating tool to be tested and the second insulating tool to be tested are good, the first negative signal detection part, the second negative signal detection part and the first negative signal detection part There is no current passing through the circuit where the positive signal detection component is located, each detection component cannot detect the leakage current, and the display component has no fault prompt; if the insulation failure of the first insulating tool to be tested, the first negative signal detection component and the first positive signal There is current passing through the circuit where the detection component is located, the leakage current is detected by the first negative signal detection component and the first positive signal detection component, and the display component shows that the first insulation tool to be tested is faulty; similarly, if the insulation fault of the second insulation tool to be tested is , then the circuit where the second negative signal detection component and the first positive signal detection component are located has a current passing through, the second negative signal detection component and the first positive signal detection component detect leakage current, and the display component displays the failure of the second insulating tool to be tested . With such a setting, when testing the insulation conditions of insulating tools in batches, it is possible to automatically identify which insulating tool to be tested is faulty, which is convenient for testers to quickly identify insulation faults, such as unqualified and broken down insulating tools to be tested .

2. The insulating tool detection device and method provided by the present invention also includes one or more third test chambers, when the insulation failure of the third insulating tool to be tested placed in the third test chamber, the third negative signal detection component and The circuit where the first positive signal detection component is located has a current passing through, the third negative signal detection component and the first positive signal detection component detect leakage current, and the display component displays the failure of the third insulating tool to be tested. With such an arrangement, multiple test chambers can be set up as needed to meet the needs of large-scale testing.

3. The insulating tool testing device and method provided by the present invention also includes one or more fourth test chambers, when the insulation failure of the first insulating tool to be tested placed in the first test chamber, When the insulation condition of the second insulation tool to be tested is good, and the insulation of the fourth insulation tool to be tested placed in the fourth test cavity is faulty, the first positive signal detection part, the second positive signal detection part and the first negative signal detection part are located There is current passing through the circuit, the first positive signal detection part, the second positive signal detection part and the first negative signal detection part detect the leakage current, and the display part shows that the first insulation tool to be tested and the fourth insulation tool to be tested are faulty. With such an arrangement, multiple test chambers can be set as required to meet the needs of large-scale testing, and at the same time, a test chamber can be divided into multiple layers through partitions to form multiple fourth test chambers, which is simple and easy to implement and low in cost.

4. In the insulating tool detection device and method provided by the present invention, the AND gate unit is used to realize that when the first positive signal detection component and the first negative signal detection component simultaneously output leakage signals, the first display diode emits light; when the first positive signal detection When the component and the second negative signal detection component output leakage signals at the same time, the second display diode emits light, which is simple and easy to implement, and has low cost.

Description of drawings

In order to more clearly illustrate the specific implementation of the present invention or the technical solutions in the prior art, the following will briefly introduce the accompanying drawings that need to be used in the specific implementation or description of the prior art. Obviously, the accompanying drawings in the following description The drawings show some implementations of the present invention, and those skilled in the art can obtain other drawings based on these drawings without any creative work.

Fig. 1 is a flow chart of a specific example of an insulating tool detection device in Embodiment 1 of the present invention;

Fig. 2 is a functional block diagram of another specific example of the insulating tool detection device in Embodiment 1 of the present invention;

Fig. 3 is a functional block diagram of the logic circuit in the insulating tool detection device in Embodiment 1 of the present invention;

Reference signs: 1-the first test chamber; 11-the first insulating tool to be tested; 2-the second test chamber; 21-the second insulating tool to be tested; T1-the first positive signal detection component; T4-the first negative Signal detection component; T5-the second negative signal detection component.

detailed description

The technical solutions of the present invention will be clearly and completely described below in conjunction with the accompanying drawings. Apparently, the described embodiments are part of the embodiments of the present invention, but not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, or in a specific orientation. construction and operation, therefore, should not be construed as limiting the invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and should not be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that unless otherwise specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; it can be mechanically or electrically connected; it can be directly connected, or indirectly connected through an intermediary, or it can be the internal communication of two components, which can be wireless or wired connect. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as there is no conflict with each other.

Example 1

As shown in Figure 1, this embodiment provides a detection device for an insulating tool. The insulating tool to be tested is an insulating tool with an inner cavity such as insulating gloves or insulating boots. The device may include:

Two test chambers, wherein the first test chamber 1 is used to place the first insulating tool 11 to be tested, the second test chamber 2 is used to place the second insulating tool 21 to be tested, the first test chamber 1 and the second test chamber 2 There is no conduction between the cavities (it can be two separate test chambers, and the two test chambers can be further separated by an insulating partition), and the cavities of the first test chamber 1 and the second test chamber 2 are respectively Conductor, that is: able to conduct electricity; the cavity of the first test chamber 1 is connected to the negative pole or ground of the power supply through the first negative signal detection component T4, and the cavity of the second test chamber 2 is connected to the negative pole of the power supply through the second negative signal detection component T5 or ground. Those skilled in the art will understand that it is also possible to include multiple test chambers.

The first conductive part, the first end of which is connected to the positive pole of the power supply, the second end is respectively connected to the inner cavities of the first insulating tool to be tested 11 and the second insulating tool to be tested 21, and the first conductive part is also provided with a first positive pole Signal detection component T1. Wherein, the voltage of the power supply can be flexibly selected according to the insulation level of the insulation tool to be tested.

The display part is respectively connected to the first positive signal detection part T1, the first negative signal detection part T4 and the second negative signal detection part T5; when the first positive signal detection part T1 and the first negative signal detection part T4 detect the leakage signal When the first insulated tool 11 to be tested is faulty; when the first positive signal detection part T1 and the second negative signal detection part T5 detect a leakage signal, it is displayed that the second insulative tool 21 to be tested is faulty.

When the insulation conditions of the first insulating tool 11 to be tested and the second insulating tool 21 to be tested are good, the circuit where the first negative signal detection component T4, the second negative signal detection component T5 and the first positive signal detection component T1 are located, No current passes through, each detection component cannot detect the leakage current, and the display component has no fault prompt; if the insulation fault of the first insulating tool 11 to be tested is faulty, the circuit where the first negative signal detection component T4 and the first positive signal detection component T1 are located (Power supply-T1-the first insulated tool to be tested 11-T4-ground) There is current passing through, the first negative signal detection part T4 and the first positive signal detection part T1 detect the leakage current, the diode D1 in the display part lights up, and the display The first insulated tool 11 to be tested is faulty (broken down, etc.); similarly, if the second insulated tool to be tested 21 has an insulation fault, the circuit where the second negative signal detection component T5 and the first positive signal detection component T1 are located has a current Through the leakage current detected by the second negative signal detection part T5 and the first positive signal detection part T1 , the diode D2 in the display part lights up, indicating that the second insulating tool 21 to be tested is faulty. With such a setting, when testing the insulation conditions of insulating tools in batches, it is possible to automatically identify which insulating tool to be tested is faulty, which is convenient for testers to quickly identify insulation faults, such as unqualified and broken down insulating tools to be tested .

On the basis of the above scheme, it may also include: one or more third test chambers, wherein the third test chamber is used to place the third insulating tool to be tested; the third test chamber is connected with the first test chamber 1, the second test chamber The cavities 2 are arranged in the same row and are not connected to each other. The cavity of the third test cavity is a conductor, that is, it can conduct electricity; the cavity of the third test cavity is connected to the negative pole of the power supply or grounded through the third negative signal detection component;

The second end of the first conductive component is also connected to the inner cavity of the third insulating tool to be tested;

The display part is also connected with the third negative signal detection part, and when the first positive signal detection part T1 and the third negative signal detection part detect the leakage signal, it will display the failure of the third insulating tool to be tested.

When the first insulating tool 11 to be tested and the second insulating tool 21 to be tested have no failure, and only the third insulating tool to be tested placed in the third test chamber has an insulation failure, the third negative signal detection component and the first positive signal detection The circuit where component T1 is located has current passing through, the third negative signal detection component and the first positive signal detection component T1 detect leakage current, and the diode D3 in the display component lights up to indicate that the third insulating tool to be tested is faulty. With such an arrangement, multiple test chambers can be set up as needed to meet the needs of large-scale testing.

On the basis of the above scheme, it may also include: one or more fourth test chambers, wherein the fourth test chamber is used to place the fourth insulating tool to be tested; the fourth test chamber is distributed in the same column as the first test chamber 1, and The cavity body of the fourth test chamber is connected (electrically connected) with the cavity body of the first test chamber 1 , and the cavity body of the fourth test chamber is a conductor, that is, capable of conducting electricity. As a specific implementation, the fourth test chamber and the first test chamber 1 may be separated by a test box through a baffle, and the insulating tool to be tested is placed on the baffle.

The second conductive part, the first end of which is connected to the positive pole of the power supply, the second end is connected to the inner cavity of the fourth insulating tool to be tested, and a second positive signal detection part is also arranged on the second conductive part;

The display device is also connected to the second positive signal detection part, and when the second positive signal detection part and the first negative signal detection part T4 detect the leakage signal, it will display the failure of the fourth insulating tool to be tested.

When the first insulation tool 11 to be tested placed in the first test chamber 1 has an insulation fault, the second insulation tool 21 to be tested placed in the second test chamber 2 is in good insulation condition, and the fourth insulation tool 21 placed in the fourth test chamber is in good condition. When the insulating tool to be tested has an insulation failure, the circuit where the first positive signal detection part T1, the second positive signal detection part and the first negative signal detection part T4 are located has a current passing through, the first positive signal detection part T1, the second positive signal detection part The leakage current is detected by the detection component and the first negative signal detection component T4, and the display component displays the failure of the first insulating tool 11 to be tested and the fourth insulating tool to be tested. With such an arrangement, multiple test chambers can be set as required to meet the needs of large-scale testing, and at the same time, a test chamber can be divided into multiple layers through partitions to form multiple fourth test chambers, which is simple and easy to implement and low in cost.

On the basis of the above solution, the display part may also include: a first AND gate unit, which includes two input terminals and an output terminal, and the first input terminal is connected to the output terminal of the first positive signal detection part T1; the second input terminal The terminal is connected with the output terminal of the first negative signal detection part T4, and its output terminal is connected with the first display diode; the second AND gate unit includes two input terminals and one output terminal, and the first input terminal and the first positive signal detection The output terminal of the component T1 is connected; the second input terminal is connected with the output terminal of the second negative signal detection component T5, and its output terminal is connected with the second display diode. Through the AND gate unit, when the first positive signal detection part T1 and the first negative signal detection part T4 output the leakage signal at the same time, the first display diode emits light; when the first positive signal detection part T1 and the second negative signal detection part T5 simultaneously When the leakage signal is output, the second display diode emits light, which is simple and easy to implement, and has low cost.

Similarly, the display part can also include: a third AND gate unit, which includes two input terminals and an output terminal, the first input terminal is connected to the output terminal of the first positive signal detection part T1; the second input terminal is connected to the third The output terminal of the negative signal detection component is connected, and the output terminal is connected to the third display diode; the fourth AND gate unit includes two input terminals and one output terminal, and the first input terminal is connected to the output terminal of the second positive signal detection component. ; The second input terminal is connected to the output terminal of the first negative signal detection component T4, and its output terminal is connected to the fourth display diode.

On the basis of the above solution, the first positive signal detection part T1 may further include: a first light emitting module, configured to detect whether there is current on the first conductive part, and if yes, send out a first leakage optical signal; The display component further includes: a first light receiving module connected to the first light emitting module for receiving the first leakage signal, and an output end of which is connected to the first output end of the first AND gate unit. Wherein, the optical transmitting module and the optical receiving module may be connected through an optical fiber. Similarly, each light emitting module corresponds to a light receiving module for receiving leakage light signals.

On the basis of the above scheme, the test chambers are arranged in a matrix in rows and columns; the chambers of the test chambers in the same row are not connected; the chambers of the test chambers in the same column are connected (electrically connected); The cavities are all conductive.

In the device shown in Figure 2, there are 9 test chambers in total, and the test chambers are arranged in a matrix of 3*3, that is: the first test chamber 1, the second test chamber 2 and a third test chamber are included; at the same time, There are two fourth test chambers (numbered 44 and 47 in Figure 3) distributed in the same row as the first test chamber 1, and two fourth test chambers (numbered 45 and 48 in Figure 3) are arranged in the same row as the second test chamber 2 Distribution, two fourth test chambers (numbered 46 and 49 in Fig. 3) and the third test chamber are distributed in the same row. Nine insulating tools to be tested are placed in the nine test chambers, and the display components also use light display diodes arranged in a matrix of 3*3, respectively corresponding to the insulating tools to be tested in the test chamber, namely: light display diode D1 Corresponding to the insulating tool to be tested in the first test chamber 1; the light display diode is D2 corresponding to the insulating tool to be tested in the second test chamber 2; the light display diode is D3 corresponding to the insulating tool to be tested in the third test chamber 3; The display diode is D4 corresponding to the insulating tool to be tested in the fourth test chamber 44; the light display diode is D5 corresponding to the insulating tool to be tested in the fourth test chamber 45; the light display diode is D6 corresponding to the test to be tested in the fourth test chamber 46 Insulation tool; the light display diode is D7 corresponding to the insulating tool to be tested in the fourth test chamber 47; the light display diode is D8 corresponding to the insulation tool to be tested in the fourth test chamber 48; the light display diode is D9 corresponding to the fourth test chamber 49 Insulation tools to be tested in order to quickly identify faulty insulation tools to be tested. Each detection component realizes the display connection with each display diode through a gate logic circuit (AND gate circuit). FIG. 3 does not specifically show a schematic diagram of the insulating tool to be tested and the amount of water to be placed, and the water level for its placement can be referred to in FIG. 1 .

If the first positive signal detection part is T1, the second positive signal detection part is T2, the third positive signal detection part is T3, the first negative signal detection part is T4, the second negative signal detection part is T5, the third negative signal The detection part is T6, and the light display diode is D1-D9, then the logical relationship between the light display diode and the detection part can be expressed as:

As shown in Figure 3, T1&T4=D1;T1&T5=D2;T1&T6=D3;

T2&T4=D4;T2&T5=D5;T2&T6=D6;

T3&T4=D7;T3&T5=D8; T3&T6=D9.

Example 2

A method for detecting an insulated tool using the device in Embodiment 1, comprising the steps of:

Place an appropriate amount of water in the inner cavities of the first insulating tool 11 to be tested and the second insulating tool 21 to be tested, wherein the amount of water placed makes it penetrate into the first insulating tool 11 to be tested and the second insulating tool 21 to be tested. The first conductive part in the cavity is submerged in water. As a specific implementation, as shown in Figure 1, for ease of use, the first conductive part can be led out of the wire, and a conductive ball can be attached to the lower end of the wire and put into the inner cavity of the insulating tool to be tested.

Place the first insulating tool 11 to be tested in the first test cavity 1, and place an appropriate amount of water in the first test cavity 1, wherein the amount of water placed does not cover the first insulating tool 11 to be tested, so that the first test The water in the chamber 1 does not communicate with the inner chamber of the first insulating tool 11 to be tested;

Place the second insulating tool 21 to be tested in the second test cavity 2, and place an appropriate amount of water in the second test cavity 2, wherein the amount of water placed does not cover the second insulating tool 21 to be tested, so that the second test The water in the cavity 2 does not communicate with the inner cavity of the second insulating tool 21 to be tested;

Start the power supply according to the insulation grades of the first insulating tool 11 to be tested and the second insulating tool 21 to be tested;

If the first insulating tool 11 to be tested and the second insulating tool 21 to be tested are well insulated, then the display component has no fault prompt; if the first insulating tool 11 to be tested and/or the second insulating tool 21 to be tested have an insulation failure , the display part displays the corresponding faulty insulating tool to be tested.

This method is suitable for testing the insulation conditions of insulating tools in batches. It can automatically identify which insulating tool to be tested is faulty, and is convenient for testers to quickly identify insulation faults, such as unqualified and broken down insulating tools to be tested. .

On the basis of the above scheme, the following steps may also be included:

An appropriate amount of water is placed in the inner cavity of the third insulating tool to be tested, wherein the amount of water placed makes the first conductive component protruding into the third insulating tool to be tested immersed in water;

Place the third insulating tool to be tested in the third test chamber, and place an appropriate amount of water in the third test chamber, wherein the amount of water placed does not cover the third insulating tool to be tested, so that the water in the third test chamber Not communicating with the inner cavity of the third insulating tool to be tested;

Start the power supply according to the insulation level of the insulated tool to be tested;

If the insulating tools to be tested are all well insulated, the display part will indicate that there is no failure; if any one or more of the insulating tools to be tested has an insulation failure, the display part will display the corresponding faulty insulating tool to be tested.

In this method, a plurality of test chambers can be set as required to meet the requirements of large-scale testing.

On the basis of the above scheme, the following steps may also be included:

Placing an appropriate amount of water in the inner cavity of the fourth insulating tool to be tested, wherein the amount of water placed makes the second conductive part protruding into the fourth insulating tool to be tested immersed in water;

Place the fourth insulating tool to be tested in the fourth test chamber, and place an appropriate amount of water in the fourth test chamber, wherein the amount of water placed does not cover the fourth insulating tool to be tested, so that the water in the fourth test chamber Not communicating with the inner cavity of the fourth insulating tool to be tested;

Start the power supply according to the insulation level of the insulated tool to be tested;

If the insulating tools to be tested are all well insulated, the display part will indicate that there is no failure; if any one or more of the insulating tools to be tested has an insulation failure, the display part will display the corresponding faulty insulating tool to be tested.

According to the method, a plurality of test chambers can be provided to meet the needs of large-scale testing, and at the same time, a test chamber can be divided into multiple layers through partitions to form a plurality of fourth test chambers, which is simple and easy and has low cost.

On the basis of the above scheme, the test chambers are arranged in a matrix in rows and columns; the cavities of the same row of test chambers are not connected; the cavities of the same column of test chambers are separated by partitions for placing the Test the insulated tool, and it is electrically conductive. Simple and easy to use.

Those skilled in the art should understand that the embodiments of the present invention may be provided as methods, systems, or computer program products. Accordingly, the present invention can take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including but not limited to disk storage, CD-ROM, optical storage, etc.) having computer-usable program code embodied therein.

The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the invention. It should be understood that each procedure and/or block in the flowchart and/or block diagram, and a combination of procedures and/or blocks in the flowchart and/or block diagram can be realized by computer program instructions. These computer program instructions may be provided to a general purpose computer, special purpose computer, embedded processor, or processor of other programmable data processing equipment to produce a machine such that the instructions executed by the processor of the computer or other programmable data processing equipment produce a An apparatus for realizing the functions specified in one or more procedures of the flowchart and/or one or more blocks of the block diagram.

These computer program instructions may also be stored in a computer-readable memory capable of directing a computer or other programmable data processing apparatus to operate in a specific manner, such that the instructions stored in the computer-readable memory produce an article of manufacture comprising instruction means, the instructions The device realizes the function specified in one or more procedures of the flowchart and/or one or more blocks of the block diagram.

These computer program instructions can also be loaded onto a computer or other programmable data processing device, causing a series of operational steps to be performed on the computer or other programmable device to produce a computer-implemented process, thereby The instructions provide steps for implementing the functions specified in the flow chart or blocks of the flowchart and/or the block or blocks of the block diagrams.

Apparently, the above-mentioned embodiments are only examples for clear description, rather than limiting the implementation. For those of ordinary skill in the art, other changes or changes in different forms can be made on the basis of the above description. It is not necessary and impossible to exhaustively list all the implementation manners here. And the obvious changes or changes derived therefrom are still within the scope of protection of the present invention.

Claims (10)

1. An insulating tool detection device, the insulating tool to be tested has an inner cavity, characterized in that, comprising: At least two test chambers, wherein the first test chamber is used to place the first insulation tool to be tested, the second test chamber is used to place the second insulation tool to be tested, the first test chamber and the second test chamber The cavities are respectively conductors, and there is no conduction between the cavities of the first test cavity and the second test cavity; the cavities of the first test cavity are connected to the negative pole or ground of the power supply through the first negative signal detection component , the cavity of the second test chamber is connected to the negative pole or ground of the power supply through the second negative signal detection component; The first conductive part, the first end of which is connected to the positive pole of the power supply, the second end is respectively connected to the inner cavities of the first insulating tool to be tested and the second insulating tool to be tested, and the first conductive part is also provided with There is a first positive signal detection component; The display part is respectively connected to the first positive signal detection part, the first negative signal detection part and the second negative signal detection part; when the first positive signal detection part and the first negative signal detection part detect When the leakage signal is detected, the failure of the first insulation tool to be tested is displayed; when the leakage signal is detected by the first positive signal detection part and the second negative signal detection part, the second insulation tool to be tested is displayed Fault. 2. The device according to claim 1, further comprising: One or more third test chambers, wherein the third test chamber is used to place the third insulating tool to be tested; the third test chamber is arranged in parallel with the first test chamber and the second test chamber, And they are not connected to each other, the cavity of the third test chamber is a conductor; the cavity of the third test cavity is connected to the negative pole or ground of the power supply through the third negative signal detection component; The second end of the first conductive component is also connected to the inner cavity of the third insulating tool to be tested; The display part is also connected to the third negative signal detection part, and when the first positive signal detection part and the third negative signal detection part detect an electric leakage signal, it displays that the third insulating tool to be tested is faulty . 3. The device according to claim 1 or 2, further comprising: One or more fourth test chambers, wherein the fourth test chamber is used to place the fourth insulating tool to be tested; the fourth test chamber is distributed in the same column as the first test chamber, and the fourth test chamber The cavity of the first test cavity is connected to the cavity of the first test cavity, and the cavity of the fourth test cavity is a conductor; A second conductive part, the first end of which is connected to the positive pole of the power supply, the second end is connected to the inner cavity of the fourth insulating tool to be tested, and a second positive signal detection part is also arranged on the second conductive part; The display device is also connected to the second positive signal detection component, and when the second positive signal detection component and the first negative signal detection component detect an electric leakage signal, it displays that the fourth insulating tool to be tested is faulty . 4. The device according to any one of claims 1-3, wherein the display component further comprises: A first AND gate unit, which includes two input terminals and an output terminal, the first input terminal is connected to the output terminal of the first positive signal detection component; the second input terminal is connected to the output of the first negative signal detection component terminal connection, and its output terminal is connected to the first display diode; The second AND gate unit, which includes two input terminals and an output terminal, the first input terminal is connected to the output terminal of the first positive signal detection component; the second input terminal is connected to the output of the second negative signal detection component The terminal is connected, and its output terminal is connected to the second display diode. 5. The device according to claim 4, wherein the first positive signal detection component comprises: a first light emitting module, configured to detect whether there is current on the first conductive component, and if yes, then Send out the first leakage light signal; The display part further includes: a first light receiving module, connected to the first light emitting module, for receiving the first leakage signal, and its output terminal is connected to the first output terminal of the first AND gate unit . 6. The device according to any one of claims 1-5, wherein the test chambers are arranged in a matrix in rows and columns; there is no conduction between the chambers of the test chambers in the same row; the chambers of the test chambers in the same row conduction between; the cavity of the test chamber can conduct electricity. 7. A method for detecting an insulating tool using the device according to any one of claims 1-6, characterized in that it comprises the following steps: Place an appropriate amount of water in the inner cavities of the first insulating tool to be tested and the second insulating tool to be tested, wherein the amount of water placed makes it penetrate into the first insulating tool to be tested and the second insulating tool to be tested the first conductive part in the cavity is immersed in water; Place the first insulating tool to be tested in a first test cavity, and place an appropriate amount of water in the first test cavity, wherein the amount of water placed does not cover the first insulating tool to be tested, so that the The water in the first test cavity does not communicate with the inner cavity of the first insulating tool to be tested; The second insulating tool to be tested is placed in a second test chamber, and an appropriate amount of water is placed in the second test chamber, wherein the amount of water placed does not cover the second insulating tool to be tested, so that the The water in the second test chamber does not communicate with the inner cavity of the second insulating tool to be tested; start a power supply according to the insulation levels of the first insulating tool to be tested and the second insulating tool to be tested; If the insulation of the first insulation tool to be tested and the second insulation tool to be tested is good, the display part has no fault prompt; if the insulation failure of the first insulation tool to be tested and/or the second insulation tool to be tested , the display part displays the corresponding faulty insulating tool to be tested. 8. The method according to claim 7, further comprising the steps of: Placing an appropriate amount of water in the inner cavity of the third insulating tool to be tested, wherein the amount of water placed makes the first conductive member protruding into the third insulating tool to be tested immersed in water; The third insulating tool to be tested is placed in a third test chamber, and an appropriate amount of water is placed in the third test chamber, wherein the amount of water placed does not cover the third insulating tool to be tested, so that the The water in the third test chamber does not communicate with the inner chamber of the third insulating tool to be tested; Start the power supply according to the insulation level of the insulated tool to be tested; If all the insulating tools to be tested are well insulated, the display part will indicate that there is no fault; if any one or more of the insulating tools to be tested has an insulation failure, the display part will display the corresponding faulty insulating tool to be tested. 9. The method according to claim 7 or 8, further comprising the steps of: Placing an appropriate amount of water in the inner cavity of the fourth insulating tool to be tested, wherein the amount of water placed makes the second conductive component protruding into the fourth insulating tool to be tested immersed in water; Place the fourth insulating tool to be tested in the fourth test cavity, and place an appropriate amount of water in the fourth test cavity, wherein the amount of water placed does not cover the fourth insulating tool to be tested, so that the The water in the fourth test chamber does not communicate with the inner chamber of the fourth insulating tool to be tested; Start the power supply according to the insulation level of the insulated tool to be tested; If all the insulating tools to be tested are well insulated, the display part will indicate that there is no fault; if any one or more of the insulating tools to be tested has an insulation failure, the display part will display the corresponding faulty insulating tool to be tested. 10. The method according to any one of claims 7-9, further comprising the steps of: arranging the test chambers in a matrix in rows and columns; the cavities of the test chambers in the same row are not connected; The cavities of the test chamber are separated by partitions for placing the insulated tools to be tested, and are electrically connected.