CN219574216U

CN219574216U - Capacitive sensor device

Info

Publication number: CN219574216U
Application number: CN202320221290.7U
Authority: CN
Inventors: 曹家记; 王维贤
Original assignee: Hubei Zhengce Electrical Equipment Co ltd
Current assignee: Hubei Zhengce Electrical Equipment Co ltd
Priority date: 2023-02-15
Filing date: 2023-02-15
Publication date: 2023-08-22
Anticipated expiration: 2033-02-15

Abstract

The utility model provides a capacitive sensor device, which comprises an insulating body, wherein an upper flange insert is arranged at the top of the insulating body, a lower flange insert is arranged at the center of the bottom of the insulating body, and a capacitive core rod is arranged in the insulating body; the device is internally provided with a capacitor core rod, one end of the capacitor core rod is connected with high voltage, the other end of the capacitor core rod is connected with a live display, and the capacitor core rod has a voltage division function; when the high voltage is charged, the capacitor core rod is connected with the charged display, the voltage of one percent of the high voltage end is provided, the charged display is started, and the display circuit is charged.

Description

Capacitive sensor device

Technical Field

The utility model relates to the technical field of power distribution devices, in particular to a capacitive sensor device.

Background

The sensor has the function that the sensor is arranged on the panel of the switch cabinet, whether the switch cabinet is electrified or not is displayed, and whether the switch cabinet is electrified or not can be judged directly through an electrified display on the panel of the switch cabinet under the condition that the switch cabinet is not opened. More convenient and more direct.

The conventional induction electricity taking mode of the switch cabinet at the present stage has the defects that when the voltage is unstable or the voltage is low, the voltage of an induction output end is unstable or the voltage is low, and an electrified display cannot be effectively started, so that whether the switch cabinet is electrified cannot be accurately judged.

Disclosure of Invention

The present utility model aims to overcome the above-mentioned drawbacks of the prior art by providing a capacitive sensor device which displays a route electrification state at a first time when a route is electrified.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a capacitive sensor device which comprises an insulating body, wherein an upper flange insert is arranged at the top of the insulating body, a lower flange insert is arranged at the center of the bottom of the insulating body, and a capacitive core rod is arranged in the insulating body.

Further, the capacitor core rod and the lower flange insert are coaxially arranged.

Further, an induction point is mounted on one side of the insulating body.

Further, the sensing point is closely spaced from the lower flange insert.

Further, a plurality of first umbrella skirts and a plurality of second umbrella skirts are arranged on the outer surface of the insulating body.

Further, the diameter of the first shed is greater than the diameter of the second shed.

Further, the first umbrella skirt and the second umbrella skirt are arranged in a staggered mode.

Further, one end of the capacitor core rod is connected with the high voltage, and the other end of the capacitor core rod is connected with the electrified display.

The beneficial effects of the utility model are as follows: the device is internally provided with a capacitor core rod, one end of the capacitor core rod is connected with high voltage, the other end of the capacitor core rod is connected with a live display, and the capacitor core rod has a voltage division function; when the high voltage is charged, the capacitor core rod is connected with the charged display, the voltage of one percent of the high voltage end is provided, the charged display is started, and the display circuit is charged.

Drawings

FIG. 1 is a schematic diagram of a capacitive sensor device according to the present utility model;

FIG. 2 is a second schematic diagram of a capacitive sensor device according to the present utility model;

FIG. 3 is a third schematic diagram of a capacitive sensor device according to the present utility model.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1 to 3, a capacitive sensor device includes an insulating body 2, an upper flange insert 1 is mounted on top of the insulating body 2, a lower flange insert 6 is mounted at the center of the bottom of the insulating body 2, and a capacitive core rod 4 is disposed in the insulating body 2.

In a specific embodiment, the insulating body 2 is cylindrical.

In a specific embodiment, the capacitance mandrels 4 of different capacitance capacities are used according to the level of the route voltage;

in a specific embodiment, the capacitor core rod 4 has no discharge phenomenon, the capacitor core rod 4 has high strength and good bending resistance and compression resistance through high-temperature firing, can be well bonded with insulating material epoxy resin, does not generate gaps or bubbles, has a good voltage dividing function, and has the actual voltage of only one percent of the voltage of a high-voltage part, thereby being safe and reliable.

The capacitor core rod 4 and the lower flange insert 6 are coaxially arranged.

In a specific embodiment, the upper flange insert 1 may be one, two, or three;

when the upper flange insert 1 is one, the capacitor is arranged at the center of the upper end of the insulating body 2 and is coaxially arranged with the capacitor core rod 4 and the lower flange insert 6;

when the upper flange inserts 1 are two or three, a plurality of upper flange inserts 1 are equidistantly disposed.

When a plurality of upper flange inserts are arranged, the upper flange inserts are connected in a ring shape through round copper wires, and the effect of uniform high-voltage electric field is achieved.

A sensing point 5 is mounted on one side of the insulating body 2.

In a specific embodiment, the sensing point 5 is connected to a live display;

in a specific embodiment, the upper flange insert 1 is at high pressure.

The sensing point 5 is closely spaced from the lower flange insert 6.

The outer surface of the insulating body 2 is provided with a plurality of first sheds 301 and a plurality of second sheds 302.

The diameter of the first shed 301 is greater than the diameter of the second shed 302.

The first umbrella skirt 301 and the second umbrella skirt 302 are staggered.

One end of the capacitor core rod 4 is connected with high voltage, and the other end of the capacitor core rod 4 is connected with an electrified display.

In a specific implementation mode, the device is safe and reliable, the lower flange insert 6 is a low-voltage end, the device is effectively grounded, the internal insulation thickness is large, the electric field is uniform, the partial discharge is small, the umbrella skirt design is adopted on the surface of the device, the surface climbing distance is increased, the creepage distance between the high-voltage mounting surface and the low-voltage mounting flange surface is ensured to be more than 300mm, the creepage distance exceeds the standard distance of 240mm, the creepage distance problem along the surface is solved, the high-voltage end of the electrical equipment is ensured to discharge to the ground, and the reliable operation of the electrical equipment is ensured.

The foregoing examples merely illustrate embodiments of the utility model and are described in more detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present patent is to be determined by the appended claims.

Claims

1. A capacitive sensor apparatus characterized by: the capacitor comprises an insulating body (2), wherein an upper flange insert (1) is arranged at the top of the insulating body (2), a lower flange insert (6) is arranged at the center of the bottom of the insulating body (2), and a capacitor core rod (4) is arranged in the insulating body (2);

the capacitor core rod (4) and the lower flange insert (6) are coaxially arranged;

an induction point (5) is arranged on one side of the insulating body (2);

the induction point (5) is close to the lower flange insert (6);

the outer surface of the insulating body (2) is provided with a plurality of first umbrella skirts (301) and a plurality of second umbrella skirts (302);

the diameter of the first umbrella skirt (301) is larger than the diameter of the second umbrella skirt (302);

the first umbrella skirt (301) and the second umbrella skirt (302) are arranged in a staggered mode;

one end of the capacitor core rod (4) is connected with the high voltage, and the other end of the capacitor core rod (4) is connected with the electrified display.