CN212625111U

CN212625111U - Improved structure of primary line of zero sequence current transformer

Info

Publication number: CN212625111U
Application number: CN202020380504.1U
Authority: CN
Inventors: 丁卫良
Original assignee: Chashu Kean Electrical Equipment Co ltd
Current assignee: Chashu Kean Electrical Equipment Co ltd
Priority date: 2020-03-24
Filing date: 2020-03-24
Publication date: 2021-02-26
Anticipated expiration: 2030-03-24

Abstract

The utility model discloses an improvement structure of zero sequence current transformer primary line, including current transformer, current transformer's upper end is provided with plastics support piece, plastics support piece's upper end surface is provided with a U type electrically conductive piece and No. two U type electrically conductive pieces, No. two U type electrically conductive pieces are located one side of a U type electrically conductive piece, the upper end of a U type electrically conductive piece is provided with leads the oblique angle No. one, the upper end of No. two U type electrically conductive pieces is provided with leads the oblique angle No. two, one side fixedly connected with fixing clip of a U type electrically conductive piece. A zero sequence current transformer primary line's improvement structure, whole set of unit mount is simple, production efficiency is obviously higher, the zero sequence current transformer of the adaptable different producer of this set of subassembly, the main manual welding point of circuit board can change automatic weld machine welding into, simple and convenient brings better use prospect.

Description

Improved structure of primary line of zero sequence current transformer

Technical Field

The utility model relates to a mutual-inductor field, in particular to improvement structure of zero sequence current transformer primary line.

Background

The improvement structure of mutual-inductor primary line is one kind and carries out the fixed support equipment of mutual-inductor inlet wire, need carry out the inlet wire operation when carrying out the mutual-inductor and use, need fix when carrying out the operation, along with the continuous development of science and technology, people also are more and more high to the manufacturing process requirement of the improvement structure of mutual-inductor primary line.

The existing improved structure of the primary wire of the mutual inductor has certain defects in use, the operation difficulty is high, the labor intensity is high, the efficiency is low, the consistency of the process is poor, the forming of the wire cannot be in place, the next procedure is easily hindered, the wire is not fixed with a circuit board before the primary wire is welded, the length of a wire end and the inclination angle are inconsistent, the wire end cannot be suitable for large-scale automatic welding, the use of people is not facilitated, certain adverse effects are brought to the use process of people, and therefore the improved structure of the primary wire of the zero sequence current mutual inductor is provided.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a be not enough to prior art, the utility model provides an improvement structure of zero sequence current transformer primary line possesses production efficiency higher, advantages such as simple and convenient, can effectively solve the problem among the background art.

(II) technical scheme

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an improvement structure of zero sequence current transformer primary line, includes the wiring circuit board, the upper end surface of wiring circuit board sets up current transformer, current transformer's upper end is provided with plastics support piece, plastics support piece's upper end surface is provided with a U type electrically conductive piece and No. two U type electrically conductive pieces, No. two U type electrically conductive piece is located one side of a U type electrically conductive piece, the upper end of a U type electrically conductive piece is provided with one and leads the oblique angle, the upper end of No. two U type electrically conductive pieces is provided with No. two and leads the oblique angle, one side fixedly connected with fixing clip of a U type electrically conductive piece.

Preferably, a socket is arranged between the wiring circuit board and the current transformer, and the outer surface of the upper end of the wiring circuit board is in plug-in connection with the outer surface of the lower end of the current transformer through the socket.

Preferably, the first U-shaped conductive piece and the second U-shaped conductive piece are formed by means of copper plate stamping.

Preferably, the outer surfaces of the lower ends of the first U-shaped conductive piece and the second U-shaped conductive piece are fixedly connected with the outer surface of the upper end of the current transformer through plastic supporting pieces.

Preferably, the outer surfaces of the lower ends of the first U-shaped conductive piece and the second U-shaped conductive piece are in plug-in connection with the outer surface of the upper end of the plastic support piece through the fixing clamping piece.

Preferably, the first conducting oblique angle and the first U-shaped conducting piece are molded through one-time pressing, and the second U-shaped conducting piece and the second conducting oblique angle are molded through one-time pressing.

(III) advantageous effects

Compared with the prior art, the utility model provides an improvement structure of zero sequence current transformer primary line possesses following beneficial effect: this improvement structure of zero sequence current transformer primary line, whole set of subassembly installation is simple, production efficiency is obviously higher, the adaptable zero sequence current transformer of different producers of this set of subassembly, after using this set of subassembly, the main manual welding point of circuit board can change into the automatic weld machine welding, this kind of U type that is newly designed with copper stamping forming is electrically conductive and is substituted RV1 square line, and design a dedicated plastics support with U type electrically conductive location and play insulating effect, three shortcoming of old technology has been overcome completely to this kind of improved design, and is simple and convenient, the improvement structure of whole transformer primary line is simple, and convenient for operation, the effect of use is better for traditional mode.

Drawings

Fig. 1 is the utility model relates to a zero sequence current transformer primary line's overall structure schematic diagram of improvement structure.

Fig. 2 is the utility model relates to an holistic schematic structure in the improvement structure of zero sequence current transformer primary line.

Fig. 3 is the structural schematic diagram of a U-shaped conductive piece in the improved structure of a zero sequence current transformer primary line of the present invention.

Fig. 4 is the schematic structural diagram of the top view in the improved structure of the zero sequence current transformer primary line of the present invention.

Fig. 5 is the structural schematic diagram of the plastic support member in the improved structure of the zero sequence current transformer primary line of the present invention.

Fig. 6 is a schematic structural diagram of a side view in an improved structure of a primary line of a zero sequence current transformer of the present invention.

In the figure: 1. a plastic support; 2. a first lead bevel angle; 3. a second bevel guide angle; 4. a U-shaped conductive member; 5. a second U-shaped conductive member; 6. a wiring circuit board; 7. a current transformer; 8. and fixing the clamping piece.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-6, an improved structure of a zero sequence current transformer primary line includes a wiring circuit board 6, a current transformer 7 is disposed on an upper outer surface of the wiring circuit board 6, a plastic support member 1 is disposed on an upper end of the current transformer 7, a first U-shaped conductive member 4 and a second U-shaped conductive member 5 are disposed on an upper outer surface of the plastic support member 1, the second U-shaped conductive member 5 is located on one side of the first U-shaped conductive member 4, a first lead oblique angle 2 is disposed on an upper end of the first U-shaped conductive member 4, a second lead oblique angle 3 is disposed on an upper end of the second U-shaped conductive member 5, and a fixing clip 8 is fixedly connected to one side of the first U-shaped.

Furthermore, a socket is arranged between the wiring circuit board 6 and the current transformer 7, the outer surface of the upper end of the wiring circuit board 6 is in plug-in connection with the outer surface of the lower end of the current transformer 7 through the socket, welding is not needed, and plug-in connection is facilitated.

Furthermore, the first U-shaped conductive piece 4 and the second U-shaped conductive piece 5 are formed by copper plate stamping, so that the forming effect is better.

Furthermore, the outer surfaces of the lower ends of the first U-shaped conductive piece 4 and the second U-shaped conductive piece 5 are fixedly connected with the outer surface of the upper end of the current transformer 7 through the plastic supporting piece 1, so that the connection is more convenient.

Furthermore, the outer surfaces of the lower ends of the first U-shaped conductive piece 4 and the second U-shaped conductive piece 5 are connected with the outer surface of the upper end of the plastic support piece 1 in an inserting mode through the fixing clamping piece 8, and the fixing effect is excellent.

Furthermore, the first conducting bevel angle 2 and the first U-shaped conducting piece 4 are formed through one-time pressing, and the second U-shaped conducting piece 5 and the second conducting bevel angle 3 are formed through one-time pressing, so that the novel electric connector is convenient to use better.

The working principle is as follows: the utility model comprises a plastic support member 1, a first conducting bevel angle 2, a second conducting bevel angle 3, a first U-shaped conducting member 4, a second U-shaped conducting member 5, a wiring circuit board 6, a current transformer 7 and a fixing fastener 8, wherein the outer surface of the lower end of the first U-shaped conducting member 4 and the second U-shaped conducting member 5 is in plug connection with the outer surface of the upper end of the plastic support member 1 through the fixing fastener 8, the outer surface of the lower end of the first U-shaped conducting member 4 and the second U-shaped conducting member 5 is in plug connection with the outer surface of the upper end of the current transformer 7 through the plastic support member 1, the whole set of components is simple to install, the production efficiency is obviously higher, the set of components can adapt to zero sequence current transformers of different manufacturers, after the set of components is used, the main manual conducting member welding point of the circuit board can be changed into automatic welding, the whole set of components is simple and convenient, the newly designed first U-shaped U, and a special plastic supporting piece 1 is designed to position the first U-shaped conductive piece 4 and the second U-shaped conductive piece 5 and play an insulating role, and the improved design completely overcomes three defects of the old process.

It is noted that, herein, relational terms such as first and second (a, b, etc.) and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an improvement structure of zero sequence current transformer primary line, includes wiring circuit board (6), its characterized in that: the utility model discloses a wiring circuit board, including wiring circuit board (6), current transformer (7), the upper end surface of current transformer (7) is provided with plastics support piece (1), the upper end surface of plastics support piece (1) is provided with the electrically conductive piece of U type (4) and the electrically conductive piece of U type (5) No. two, the electrically conductive piece of U type (5) of No. two is located the one side of the electrically conductive piece of U type (4), the upper end of the electrically conductive piece of U type (4) is provided with No. one lead oblique angle (2), the upper end of the electrically conductive piece of U type (5) is provided with No. two lead oblique angles (3), one side fixedly connected with fixed fastener (8) of the electrically conductive piece of U type (4).

2. The improved structure of the primary line of the zero sequence current transformer according to claim 1, characterized in that: a socket is arranged between the wiring circuit board (6) and the current transformer (7), and the outer surface of the upper end of the wiring circuit board (6) is in plug-in connection with the outer surface of the lower end of the current transformer (7) through the socket.

3. The improved structure of the primary line of the zero sequence current transformer according to claim 1, characterized in that: the first U-shaped conductive piece (4) and the second U-shaped conductive piece (5) are formed by means of copper plate stamping.

4. The improved structure of the primary line of the zero sequence current transformer according to claim 1, characterized in that: the outer surfaces of the lower ends of the first U-shaped conductive piece (4) and the second U-shaped conductive piece (5) are fixedly connected with the outer surface of the upper end of the current transformer (7) through the plastic supporting piece (1).

5. The improved structure of the primary line of the zero sequence current transformer according to claim 1, characterized in that: the outer surfaces of the lower ends of the first U-shaped conductive piece (4) and the second U-shaped conductive piece (5) are connected with the outer surface of the upper end of the plastic support piece (1) in an inserting mode through the fixing clamping piece (8).

6. The improved structure of the primary line of the zero sequence current transformer according to claim 1, characterized in that: the first conducting oblique angle (2) and the first U-shaped conducting piece (4) are molded through one-time pressing, and the second U-shaped conducting piece (5) and the second conducting oblique angle (3) are molded through one-time pressing.