CN205539330U - Insulating tool detection device - Google Patents

Abstract

The utility model provides an insulating tool detection device comprising: at least two test chambers, the first test chamber and the second test chamber are used to place the first to-be-tested insulation tool and the second to-be-tested insulation tool; 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 chambers of the first insulating tool to be tested and the second insulating tool to be tested, and a first positive signal detection part is also arranged on the first conductive part ; When the first positive signal detection component and the first negative signal detection component detect the leakage signal, the first insulation tool failure to be tested is displayed; when the first positive signal detection component and the second negative signal detection component detect the leakage signal , showing the failure of the second insulating tool to be tested.

Description

Insulation tool detection device

technical field

The utility model relates to the technical field of electric power electronics, in particular to an insulating tool detection device.

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.

Utility model content

Therefore, the technical problem to be solved by the utility model 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.

For this reason, the technical scheme of the utility model 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 scheme of the utility model has the following advantages:

1. In the insulating tool detection device provided by the utility model, 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 positive signal No current passes through the circuit where the signal detection components are located, each detection component cannot detect the leakage current, and the display component has no fault prompt; if the insulation failure of the first insulation tool to be tested, the first negative signal detection component and the first positive signal detection There is current passing through the circuit where the component is located, the first negative signal detection component and the first positive signal detection component detect the leakage current, and the display component shows that the first insulating tool to be tested is faulty; similarly, if the second insulating tool to be tested is faulty, Then the circuit where the second negative signal detection component and the first positive signal detection component are located has current passing through, the second negative signal detection component and the first positive signal detection component detect the 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 insulated tool detection device provided by the utility model also includes one or more third test chambers. When the insulation failure of the third insulated tool to be tested placed in the third test chamber, the third negative signal detection component and the first A current passes through the circuit where the positive signal detection component is located, 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 insulated tool detection device provided by the utility model also includes one or more fourth test chambers. If the insulation condition of the insulation tool to be tested is good, and the insulation of the fourth insulation tool to be tested placed in the fourth test chamber is faulty, the first positive signal detection component, the second positive signal detection component and the first negative signal detection component are located There is current passing through the circuit, the first positive signal detection component, the second positive signal detection component and the first negative signal detection component detect the leakage current, and the display component 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. The insulated tool detection device provided by the utility model realizes that when the first positive signal detection part and the first negative signal detection part output the leakage signal at the same time, the first display diode emits light through the AND gate unit; when the first positive signal detection part When the leakage signal is output simultaneously with the second negative signal detection part, 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 utility model or the technical solutions in the prior art, the accompanying drawings that need to be used in the description of the specific implementation or the prior art will be briefly introduced below. Obviously, the following descriptions The accompanying drawings are some implementations of the utility model, and those skilled in the art can also obtain other drawings according to these drawings without any creative work.

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

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 utility model;

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

In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" The orientation or positional relationship indicated by etc. is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, use a specific The azimuth structure and operation, therefore can not be construed as the limitation of the present utility model. 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 utility model, it should be noted that, unless otherwise clearly stipulated 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 flexible connection. Detachable connection, or integral connection; it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through an intermediary, or it can be the internal communication of two components, it can be wireless connection, or it can be wired connection. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model in specific situations.

In addition, the technical features involved in different embodiments of the present invention described below can be combined with each other as long as they do not constitute conflicts 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 capable of conducting electricity.

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.

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

Claims (6)

1. an insulating tool detection device, insulating tool to be measured has inner chamber, it is characterised in that including:

At least two test cavity, wherein, first test cavity is for placing the first insulating tool to be measured, second test cavity is for placing the second insulating tool to be measured, the cavity of described first test cavity and described second test cavity is respectively conductor, is not turned between the cavity of described first test cavity and described second test cavity；The cavity of described first test cavity connects negative pole or the ground connection of power supply by the first negative signal detection part, and the cavity of described second test cavity connects negative pole or the ground connection of power supply by the second negative signal detection part；

First conductive component, its first end connects the positive pole of power supply, and the second end is connected respectively with the inner chamber of described first insulating tool to be measured and described second insulating tool to be measured, described first conductive component is additionally provided with the first positive signal detection part；

Display unit, is connected respectively with described first positive signal detection part, described first negative signal detection part and the second negative signal detection part；When described first positive signal detection part and described first negative signal detection part detect electric leakage signal, show described first insulating tool fault to be measured；When described first positive signal detection part and described second negative signal detection part detect electric leakage signal, show described second insulating tool fault to be measured.

Device the most according to claim 1, it is characterised in that also include:

One or more the 3rd test cavity, wherein, described 3rd test cavity is for placing the 3rd insulating tool to be measured；Described 3rd test cavity and described first test cavity, described second test cavity are gone together arrangement, and are not turned on each other, and the cavity of described 3rd test cavity is conductor；The cavity of described 3rd test cavity connects negative pole or the ground connection of power supply by the 3rd negative signal detection part；

Second end of described first conductive component also inner chamber with described 3rd insulating tool to be measured is connected；

Described display unit is also connected with described 3rd negative signal detection part, when described first positive signal detection part and described 3rd negative signal detection part detect electric leakage signal, shows described 3rd insulating tool fault to be measured.

Device the most according to claim 1 and 2, it is characterised in that also include:

One or more the 4th test cavity, wherein, described 4th test cavity is for placing the 4th insulating tool to be measured；Described 4th test cavity and the described first same column distribution of test cavity, and the cavity conducting of the cavity of described 4th test cavity and described first test cavity, the cavity of described 4th test cavity is conductor；

Second conductive component, its first end connects the positive pole of power supply, and the second end is connected with the inner chamber of described 4th insulating tool to be measured, and described second conductive component is additionally provided with the second positive signal detection part；

Described display device is also connected with described second positive signal detection part, when described second positive signal detection part and described first negative signal detection part detect electric leakage signal, shows described 4th insulating tool fault to be measured.

Device the most according to claim 1 and 2, it is characterised in that described display unit also includes:

First and gate cell, it includes two inputs and an output, and the output of first input end and described first positive signal detection part connects；The output of the second input and described first negative signal detection part connects, and its output connects the first display diode；

Second and gate cell, it includes two inputs and an output, and the output of first input end and described first positive signal detection part connects；The output of the second input and described second negative signal detection part connects, and its output connects the second display diode.

Device the most according to claim 4, it is characterised in that described first positive signal detection part includes: the first light emission module, is used for detecting on described first conductive component whether have electric current, if it has, then send the first electric leakage optical signal；

Described display unit also includes: the first Optical Receivers, is connected with described first light emission module, is used for receiving described first electric leakage signal, and its output is connected with the first output of gate cell with described first.

Device the most according to claim 3, it is characterised in that test cavity is with the matrix-style arrangement embarked on journey in column；It is not turned between the cavity of the test cavity of colleague；Turn between the cavity of the test cavity of same column；The cavity of test cavity all can conduct electricity.