CN212060415U - Electroscope for electrical power rush-repair - Google Patents

Abstract

The electroscope for emergency repair of electric power of the utility model adopts a compact hand-held structure, which is convenient for detecting the electrified condition of the circuit in a narrow space. Through the mutual cooperation of electroscope, contact electrode, insulating rod, handle, alarm sound and light lamp, detection switch button, power indicator light, and contact hook, connecting rod, limit boss and screw which constitute the contact electrode, the device can Suspended on the terminal or bolt structure of the circuit to continuously detect the live state of the circuit, and use the alarm sound and light lights set on the front and back sides of the electroscope to remind the staff of the live state of the circuit, thereby ensuring the safety of the personnel.

Description

A kind of electroscope for emergency repair of electric power

technical field

The utility model belongs to the technical field of electroscopes, in particular to an electroscope for emergency repair of electric power.

Background technique

An electroscope is a tool used to check whether high-voltage lines and electrical equipment are live. It is the most basic safety tool commonly used in power plants and substations. When the power equipment is overhauled, the "Electrical Safety Work Regulations" requires that the on-site power inspection should be carried out before using the grounding wire or the grounding switch to ensure that the equipment has been powered off.

The patent of Patent Publication No. CN 209387729 U discloses a safety circuit self-checking electrical appliance for emergency repair of electric power, which can detect the electrified condition of the circuit in a narrow space by using its short and small structural characteristics. The disadvantage of detecting the electrified state of the circuit for a long time is that when the circuit is suddenly electrified during the relevant operation of the staff, there is a risk of electric shock to the staff.

Utility model content

In order to solve the above-mentioned problems, the utility model provides an electroscope for emergency repair of electric power, which adopts a hand-held structure and a hook-shaped contact electrode so that the staff can hang it on the conductor under test, thereby ensuring that the electroscope is in the safety of the staff. Consistently detect the live state of the conductor under test during the operation, reducing the probability of possible electric shock injuries.

The utility model provides an electroscope for emergency repair of electric power, which comprises an electroscope, a contact electrode, an insulating rod and a handle. The top of the electroscope is provided with a contact electrode, and the contact electrode is composed of a metal material and includes a contact hook, a connecting rod, a limit The position boss and the screw rod, the contact hook is composed of a circular structure with an opening and is connected and fixed with the electroscope through the connecting rod, the limit boss and the screw rod, and the insulating rod is composed of a cylindrical insulating material. The upper end is connected to the electroscope The lower end is fixed with a handle, the electroscope is a cylindrical structure, the upper end of which is provided with an internal thread structure matched with a screw rod, a power indicator light is provided in the middle position of the front of the electroscope, and an alarm sound is provided above the power indicator light Light lamp, a detection switch button is arranged under the power indicator light, a control unit and a battery are arranged inside the electroscope, and the control unit is powered by the battery and communicates with the contact electrode, the power indicator light, the alarm sound and light lamp and the Check the electrical connection of the switch button.

The control unit is a circuit board with a single-chip microcomputer as the core and including a field effect transistor switch circuit.

The alarm sound and light lights are arranged on the positive and negative sides of the corresponding position of the electroscope.

The beneficial effects of the present utility model:

The utility model adopts a compact hand-held structure, which is convenient for detecting the electrified condition of the circuit in a narrow space. Through the mutual cooperation of electroscope, contact electrode, insulating rod, handle, alarm sound and light lamp, detection switch button, power indicator light, and contact hook, connecting rod, limit boss and screw which constitute the contact electrode, the device can Suspended on the terminal or bolt structure of the circuit to continuously detect the live state of the circuit, and use the alarm sound and light lights set on the front and back sides of the electroscope to remind the staff of the live state of the circuit, thereby ensuring the safety of the personnel.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the present invention will be further described below with reference to the accompanying drawings and embodiments. Obviously, the drawings described below are only a part of the embodiments of the present utility model. For those skilled in the art, other drawings can also be obtained from these drawings without creative efforts. Figures are also within the scope of protection of the present invention.

Figure 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic view of the structure of the contact electrode of the present invention.

The meaning of the reference numbers in the figure: 1-contact electrode, 2-electroscope, 3-insulation rod, 4-handle, 5-alarm sound and light light, 6-detection switch button, 7-power indicator light, 8-contact hook , 9-connecting rod, 10-limiting boss, 11-screw.

Detailed ways

The present utility model is described in detail below with reference to the accompanying drawings and specific embodiments.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner" and "outer" The orientation or positional relationship indicated by etc. is based on the orientation or positional relationship shown in the accompanying drawings, which 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, with a specific orientation. Therefore, it should not be construed as a limitation on the present invention.

A portable lightning protection device of the present utility model is shown in FIG. 1 , comprising an electroscope 2 , a contact electrode 1 , an insulating rod 3 and a handle 4 . The top of the electroscope 2 is provided with a contact electrode 1 , and the insulating rod 3 is a cylinder. The shape insulating material constitutes that the upper end is connected to the electroscope 2 and the lower end is fixed with a handle 4, and the electroscope 1 is that the cylindrical structure front middle position is provided with a power indicator light 7, and an alarm sound and light lamp 5 is provided above the power indicator light 7, A detection switch button 6 is provided below the power indicator light 7, a control unit and a battery are provided inside the electroscope 2, and the control unit utilizes the battery to supply power and contacts the electrode 1, the power indicator light 7, and the alarm sound and light through a wire. The lamp 5 is electrically connected with the detection switch button 6 . The alarm sound and light light 5 is a colorful LED light. The control unit collects the voltage of the contact electrode 1 and divides the voltage into different ranges by using the circuit board with the single chip as the core and including the FET switch circuit, and drives the corresponding color LED lights light up.

Figure 2 shows the structure of the contact electrode 1 of the device. The contact electrode 1 is made of metal material and includes a contact hook 8, a connecting rod 9, a limit boss 10 and a screw 11, and is connected to the electroscope 2 through the screw 11. The inner thread structure at the upper end is connected and fixed. The limiting boss 10 is used to strengthen the structural strength after the screw 11 is connected to the electroscope 2, and to limit the screw-in depth of the screw 11 in the internal thread structure of the electroscope. The contact hook 8 arranged on the upper end of the connecting rod 9 is an annular structure with an opening, which can be suspended on the tested conductor by its own structural characteristics, so as to realize the function of continuously detecting the electrified condition of the circuit for a long time.

When used, for example, to detect the electrified condition of the high-voltage contactor. Through the electroscope 2, the contact electrode 1, the insulating rod 3, the handle 4, the alarm sound and light light 5, the detection switch button 6, the power indicator light 7, and the contact hook 8, the connecting rod 9, the limit boss that constitute the contact electrode 1 10 and the screw 11 cooperate with each other, so that the device is suspended on the terminal of the high-voltage contactor or the bolt structure of the copper bar to continuously detect the live state of the circuit, and use the alarm sound and light lights 5 arranged on the front and back sides of the electroscope 2 , to remind the staff of the live state of the circuit, so as to ensure the safety of the staff.

Claims (3)

1. an electroscope for emergency repair of electric power is characterized in that comprising electroscope, contact electrode, insulating rod, handle, described electroscope top is provided with contact electrode, and described contact electrode is made up of metal material and comprises contact hook, connecting rod, The limit boss and the screw rod, the contact hook is composed of an open annular structure and is connected and fixed with the electroscope through the connecting rod, the limit boss and the screw rod, and the insulating rod is composed of a cylindrical insulating material. The lower end of the electrical appliance is fixed with a handle, the electroscope is a cylindrical structure, the upper end of which is provided with an internal thread structure matched with a screw rod, a power indicator light is arranged in the middle position of the front of the electroscope, and an alarm is arranged above the power indicator light Sound and light lamp, a detection switch button is arranged below the power indicator light, a control unit and a battery are arranged inside the electroscope, and the control unit is powered by the battery and communicates with the contact electrode, the power indicator light, and the alarm sound and light lamp through a wire It is electrically connected with the detection switch button. 2 . The electroscope for emergency repair of electric power according to claim 1 , wherein the control unit is a circuit board with a single-chip microcomputer as the core and including a field effect transistor switch circuit. 3 . 3 . The electroscope for emergency repair of electric power according to claim 1 , wherein the alarm sound and light lamps are arranged on the front and back sides of the corresponding position of the electroscope. 4 .

Images