CN206684218U - A kind of multifunctional high pressure electroscope - Google Patents

Abstract

The utility model discloses a multifunctional high-voltage electroscope, which comprises an insulating shell and an electroscope installed in the insulating shell. The bottom of the insulating shell is provided with an insulating inner concave thread groove, and the thread groove matches the groove pattern on the insulating rod 1 of an electric testing device of the same voltage level. An electrified body electrically connected to the electrometric circuit is extended from the top of the insulating shell, and the top of the electrified body is connected with a conductive contact. One side of the insulating shell is provided with an insulating recessed groove that can be buckled on an insulating rod 2 of a ground wire of the same voltage level. The utility model greatly improves the safety when the grounding wire is connected by performing a second power inspection on the power failure equipment before the grounding wire is connected after the electric inspection, and the utility model can be used with various grounding wire heads, and has a wide application range. It can be used as a spare electroscope when necessary, with simple structure, convenient and reliable disassembly and installation.

Description

A multifunctional high voltage electroscope

technical field

The utility model relates to an electroscope, in particular to a multifunctional high-voltage electroscope.

Background technique

High-voltage electroscope, English name: High-voltage electroscope, a sound and light indicator made of electronic integrated circuits, stable and reliable performance, with the characteristics of full circuit self-test function and strong anti-interference. The types of high-voltage electroscopes are roughly as follows: GDY acousto-optic high-voltage electroscopes, GD acousto-optic high-voltage electroscopes, GSY acousto-optic high-voltage electroscopes, YD language-type high-voltage electroscopes, GDY-F rain-proof high-voltage electroscopes, GDY -C windmill high voltage electroscope, GDY-S rope high voltage electroscope. The high-voltage electroscope is a device that detects whether the equipment and lines are charged by detecting the current flowing through the stray capacitance of the electroscope to the ground.

As shown in Figure 1, the GD series high-voltage electroscope 1 currently on the market is suitable for 220V-500V, 6KV, 10KV, 35KV, 110KV, 220KV, 500KV AC transmission and distribution lines 2 and equipment inspection, whether it is day or night , indoor substation stations or outdoor overhead lines, they can all serve correctly and reliably, and are necessary safety tools for power systems and electrical departments of industrial and mining enterprises. However, the current high-voltage electroscope 1 is generally a one-time electric inspection, and requires operators to operate it by hand, so there is still a certain risk factor.

Utility model content

In order to maximize the function of the electroscope and expand the scope of use of the electroscope, the utility model provides a multifunctional high-voltage electroscope, which can be easily disassembled and matched with the ground wire for secondary electroscope, and can also replace the ordinary detachable electroscope head. Do a normal electrical test.

The solution of the utility model is: a multifunctional high-voltage electroscope, which includes an insulating shell and an electric testing circuit installed in the insulating shell; The groove on the insulating rod of the electrical device matches the groove; the top of the insulating shell extends a charged body electrically connected to the electro-test circuit, and the top of the charged body is connected to a conductive contact; one side of the insulating shell is provided to be buckled in a Insulated recessed draw-in groove on the insulation rod two of the same voltage level grounding wire.

As a further improvement of the above solution, the top of the charged body is connected to the conductive contact in a gap connection manner.

As a further improvement of the above solution, the conductive contact is in the shape of a cone, and the bottom of the cone is connected to the top of the electrified body.

Further, the bottom of the cone is connected to the top of the electrified body by gap connection.

As a further improvement of the above solution, the electrified body is in the shape of a column.

The utility model can be conveniently disassembled and matched with the grounding wire for secondary electric inspection, and can also replace the ordinary detachable electroscope head for normal electric inspection. In the process of hanging the ground wire, when the ground wire is close to the electric equipment, the electroscope will send out an alarm, indicating that the corresponding equipment and line are live, protecting the safety of the operator, improving safety, and realizing the second electric inspection. The utility model greatly improves the safety when the grounding wire is connected by performing a secondary power inspection on the power failure equipment before the grounding wire is connected after the electric inspection, and the utility model can be used with various grounding wire heads, and has a wide application range. It can be used as a spare electroscope when necessary, with simple structure, convenient and reliable disassembly and installation.

Description of drawings

Fig. 1 is a schematic structural diagram of an existing high voltage electroscope.

Fig. 2 is a perspective view of the multifunctional high voltage electroscope of the present invention.

Fig. 3 is a perspective view of another viewing angle of the multifunctional high voltage electroscope in Fig. 2 .

FIG. 4 is a schematic cross-sectional view of the multifunctional high-voltage electroscope in FIG. 2 .

Fig. 5 is a schematic diagram of the application of the multifunctional high voltage electroscope in Fig. 2 .

detailed description

In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

Please refer to Fig. 2 to Fig. 5 together, the multifunctional high-voltage electroscope of the present utility model mainly comprises insulating casing 1, the electric testing circuit (not shown in figure) that is installed in the insulating casing 1, because the electric testing circuit is not the key point of the present utility model , using a conventional electric test circuit).

The bottom of the insulating shell 1 is provided with an insulating concave thread groove 3 (as shown in Figure 2 and Figure 4), and the thread groove 3 is connected to an insulating rod 1 of an electroscope of the same voltage level (that is, a traditional electroscope) (as shown in Figure 1 Match the grooves on the reference number 3) in . In this way, through the design of the concave thread groove 3, it can be matched with the size of the insulating rod 1 of the same voltage level electroscope, and the insulating rod 1 can be disassembled when necessary, and screwed in the thread groove 3, the utility model The electroscope is used as an ordinary electroscope, and of course an insulating rod can also be prepared in advance.

A charged body 4 extending from the top of the insulating casing 1 is electrically connected to the electrometric circuit, and a conductive contact 5 is connected to the top of the charged body 4 . The top of the charged body 4 can be connected to the conductive contact 5 by means of a gap connection. In this embodiment, the conductive contact 5 is in the shape of a cone, the bottom of the cone is connected to the top of the charged body 4 , and the bottom of the cone is connected to the top of the charged body 4 by gap connection. Therefore, the conductive part on the upper part of the electroscope is divided into two parts, the upper conical conductive contact 5 is in contact with the electrified body 4, and the lower cylindrical electrified body 4 is connected to the electroscope circuit inside the insulating shell 1 of the electroscope. The parts are connected flexibly, and the angle can be adjusted flexibly to adapt to different types of grounding wires.

One side of the insulating shell 1 offers an insulating recessed groove 2 that can be buckled on the insulating rod 2 7 of the ground wire 6 of the same voltage level. The insulating shell 1 of the electroscope adopts a concave test design, which can be flexibly buckled on the insulating rod 2 7 of the ground wire 6 of the same voltage level.

The utility model can be conveniently disassembled and matched with the grounding wire for secondary electric inspection, and can also replace the ordinary detachable electroscope head for normal electric inspection. In the process of hanging the ground wire, when the end of the ground wire 6 is close to the electric equipment, the electroscope will send an alarm to indicate that the corresponding equipment and line are charged, so as to protect the safety of the operator, improve safety, and realize the second electric inspection. The utility model greatly improves the safety when the grounding wire is connected by performing a secondary power inspection on the power failure equipment before the grounding wire is connected after the electric inspection, and the utility model can be used with various grounding wire heads, and has a wide application range. It can be used as a spare electroscope when necessary, with simple structure, convenient and reliable disassembly and installation.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present utility model shall be included in this utility model. within the scope of protection of utility models.

Claims (5)

1. A multifunctional high-voltage electroscope, which comprises an insulating shell (1), an electroscope circuit installed in the insulating shell (1); it is characterized in that: the bottom of the insulating shell (1) offers an insulating concave thread groove (3 ), the threaded groove (3) matches the groove on the insulating rod 1 of an electric testing device of the same voltage level; The top of the body (4) is connected to a conductive contact (5); one side of the insulating shell (1) is provided with an insulating concave groove that can be buckled on the insulating rod two (7) of a grounding wire (6) of the same voltage level (2). 2. The multifunctional high-voltage electroscope according to claim 1, characterized in that: the top of the charged body (4) is connected to the conductive contact (5) in a gap connection manner. 3. The multifunctional high-voltage electroscope as claimed in claim 1, characterized in that: the conductive contact (5) is conical, and the bottom of the cone is connected to the top of the electrified body (4). 4. The multifunctional high-voltage electroscope as claimed in claim 3, characterized in that: the bottom of the cone is connected to the top of the electrified body (4) by a gap connection. 5. The multifunctional high-voltage electroscope as claimed in claim 1, characterized in that: the electrified body (4) is cylindrical.