CN211701622U

CN211701622U - Capacitive coupler

Info

Publication number: CN211701622U
Application number: CN201922477970.1U
Authority: CN
Inventors: 梁峰
Original assignee: Suzhou Fengleiyi Information Technology Co ltd
Current assignee: Suzhou Fengleiyi Information Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-10-16
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a capacitive coupler, including high-voltage side terminal, ground terminal, cable socket terminal, condenser and the magnetic ring that is located the packaging body, high-voltage side terminal is located packaging body upper portion and is connected with condenser one end, the primary coil of magnetic ring is connected with the condenser other end, the secondary coil of magnetic ring is connected with cable socket terminal; the outer surface of the packaging body is coated with a silica gel sleeve; an upper rain cover and a lower rain cover are fixed at the upper end and the lower end of the packaging body, the high-voltage side terminal penetrates through a through hole of the upper rain cover, and the upper rain cover extends to the edge of the packaging body and extends downwards to form a lower bending part. The utility model discloses capacitive coupler has realized the signal coupling between electric wire netting high pressure and the low pressure, has both increased bulk strength, has also further improved the waterproof performance of coupler.

Description

Capacitive coupler

Technical Field

The utility model belongs to the technical field of electric power, especially, relate to a capacitive coupler.

Background

The existing electric energy meter data automatic acquisition technology generally depends on GPRS, optical fiber or a power private network to realize remote data reading, however, in some remote mountainous areas, pastoral areas and other places, due to the limitation of geographical conditions, network communication construction is backward, no network signal or unstable network signal exists in the area, the electric energy meter data cannot be directly acquired through a mobile communication network, and the purpose can only be realized through a means of manually reading the electric energy meter data. When the data of the electric energy meter is manually read, time and labor are wasted, the real-time performance of the data is difficult to guarantee, the condition of reading repeatedly is easy to occur, the reading efficiency is low, the accuracy rate is difficult to guarantee, and the coupling connection between high-voltage signals and low-voltage signals needs to be solved by means of power grid transmission of electric energy meter power consumption information.

Disclosure of Invention

An object of the utility model is to provide a capacitive coupler, this capacitive coupler have realized the signal coupling between electric wire netting high pressure and the low pressure, have both increased bulk strength, have also further improved the waterproof performance of coupler.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a capacitive coupler comprises a high-voltage side terminal, a ground side terminal, a cable jack terminal, a capacitor and a magnetic ring which are positioned in a packaging body, wherein the high-voltage side terminal is positioned at the upper part of the packaging body and is connected with one end of the capacitor; the outer surface of the packaging body is coated with a silica gel sleeve; an upper rain cover and a lower rain cover are fixed at the upper end and the lower end of the packaging body, the high-voltage side terminal penetrates through a through hole of the upper rain cover, and the upper rain cover extends to the edge of the packaging body and extends downwards to form a lower bending part.

The technical scheme of further improvement in the technical scheme is as follows:

1. in the scheme, the nut is arranged in the area of the high-voltage side terminal on the upper rain cover.

2. In the scheme, the number of the nuts is 2, and a washer is arranged between 2 nuts.

3. In the above scheme, the upper rain cover is a stainless steel rain cover.

4. In the above scheme, the lower rain cover is a stainless steel rain cover.

5. In the above scheme, the cable socket terminal is a two-core aviation plug.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

the utility model discloses capacitive coupler, it has realized the signal coupling between electric wire netting high pressure and low pressure to be favorable to follow-up through electric wire netting transmission signal information; in addition, an upper rain cover is fixed at the upper end of the packaging body, the high-voltage side terminal penetrates through a through hole of the upper rain cover, the upper rain cover extends to the edge of the packaging body and extends downwards to form a lower bending part, the overall strength is improved, and the waterproof performance of the coupler is further improved.

Drawings

Fig. 1 is a schematic structural diagram of the capacitive coupler of the present invention;

fig. 2 is a schematic diagram of a partial structure of the capacitive coupler according to the present invention.

In the above drawings: 1. a package body; 2. a high-voltage side terminal; 3. a ground side terminal; 4. a cable jack terminal; 5. a capacitor; 6. a magnetic ring; 61. a primary coil; 62. a secondary coil; 7. a rain cover is arranged; 8. a rain cover is arranged; 91. a nut; 92. a gasket; 10. a silica gel sleeve; 11. a bending part.

Detailed Description

In the description of this patent, it is noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The meaning of the above terms in this patent may be specifically understood by those of ordinary skill in the art.

The invention will be further described with reference to the following examples:

example 1: a capacitive coupler comprises a high-voltage side terminal 2, a ground side terminal 3, a cable jack terminal 4, a capacitor 5 and a magnetic ring 6 which are positioned in a packaging body 1, wherein the high-voltage side terminal 2 is positioned at the upper part of the packaging body 1 and is connected with one end of the capacitor 5, a primary coil 61 of the magnetic ring 6 is connected with the other end of the capacitor 5, and a secondary coil 62 of the magnetic ring 6 is connected with the cable jack terminal 4; the outer surface of the packaging body 1 is coated with a silica gel sleeve 10; an upper rain cover 8 and a lower rain cover 7 are fixed at the upper end and the lower end of the packaging body 1, the high-voltage side terminal 2 penetrates through a through hole of the upper rain cover 8, and the upper rain cover 8 extends to the edge of the packaging body 1 and extends downwards to form a lower bending part 11.

The high voltage side terminal 2 is provided with a nut 91 in a region located on the upper rain cover 8.

The number of the nuts 91 is 2, and a washer 92 is provided between 2 of the nuts 91.

Example 2: a capacitive coupler comprises a high-voltage side terminal 2, a ground side terminal 3, a cable jack terminal 4, a capacitor 5 and a magnetic ring 6 which are positioned in a packaging body 1, wherein the high-voltage side terminal 2 is positioned at the upper part of the packaging body 1 and is connected with one end of the capacitor 5, a primary coil 61 of the magnetic ring 6 is connected with the other end of the capacitor 5, and a secondary coil 62 of the magnetic ring 6 is connected with the cable jack terminal 4; the outer surface of the packaging body 1 is coated with a silica gel sleeve 10; an upper rain cover 8 and a lower rain cover 7 are fixed at the upper end and the lower end of the packaging body 1, the high-voltage side terminal 2 penetrates through a through hole of the upper rain cover 8, and the upper rain cover 8 extends to the edge of the packaging body 1 and extends downwards to form a lower bending part 11.

The upper rain cover 8 is a stainless steel rain cover, and the lower rain cover 7 is a stainless steel rain cover.

The cable jack terminal 4 is a two-core aviation plug.

When the capacitive coupler is adopted, the signal coupling between the high voltage and the low voltage of the power grid is realized, so that the subsequent signal information transmission through the power grid is facilitated; in addition, an upper rain cover is fixed at the upper end of the packaging body, the high-voltage side terminal penetrates through a through hole of the upper rain cover, the upper rain cover extends to the edge of the packaging body and extends downwards to form a lower bending part, the overall strength is improved, and the waterproof performance of the coupler is further improved.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. A capacitive coupler, characterized by: the high-voltage power supply comprises a high-voltage side terminal (2), a grounding side terminal (3), a cable jack terminal (4), a capacitor (5) and a magnetic ring (6) which are positioned in a packaging body (1), wherein the high-voltage side terminal (2) is positioned at the upper part of the packaging body (1) and is connected with one end of the capacitor (5), a primary coil (61) of the magnetic ring (6) is connected with the other end of the capacitor (5), and a secondary coil (62) of the magnetic ring (6) is connected with the cable jack terminal (4); the outer surface of the packaging body (1) is coated with a silica gel sleeve (10); the packaging structure is characterized in that an upper rain cover (8) and a lower rain cover (7) are fixed at the upper end and the lower end of the packaging body (1), the high-voltage side terminal (2) penetrates through a through hole of the upper rain cover (8), and the upper rain cover (8) extends to the edge of the packaging body (1) and extends downwards to form a lower bending part (11).

2. The capacitive coupler of claim 1, wherein: the high-voltage side terminal (2) is provided with a nut (91) in the area on the upper rain cover (8).

3. The capacitive coupler of claim 2, wherein: the number of the nuts (91) is 2, and a washer (92) is arranged between 2 nuts (91).

4. The capacitive coupler of claim 1, wherein: the upper rain cover (8) is a stainless steel rain cover.

5. The capacitive coupler of claim 1, wherein: the lower rain cover (7) is a stainless steel rain cover.

6. The capacitive coupler of claim 1, wherein: the cable socket terminal (4) is a two-core aviation plug.