CN210325541U

CN210325541U - Capacitor bank of resistance welding copper electrode structure

Info

Publication number: CN210325541U
Application number: CN201920910155.7U
Authority: CN
Inventors: 尤枝辉
Original assignee: Foshan Shunde Cg Electronic Industry Co ltd
Current assignee: Foshan Shunde Cg Electronic Industry Co ltd
Priority date: 2019-06-17
Filing date: 2019-06-17
Publication date: 2020-04-14
Anticipated expiration: 2029-06-17

Abstract

The utility model relates to a capacitance group of resistance welding copper electrode structure, including U-shaped fixed plate, core, a plurality of first extraction electrode copper, the U-shaped fixed plate includes upper plate and hypoplastron, the upper plate with fixedly connected with connecting plate between the hypoplastron. And the inner side of the lower plate is fixedly connected with a second extraction electrode copper plate, and welding process holes are formed in the surfaces of the first extraction electrode copper plate and the electrode copper plate. The utility model discloses a welding process hole has been seted up on first extraction electrode copper and second extraction electrode copper, has made things convenient for the welding to electric capacity group, has reduced operating procedure, has reduced the soldering tin quantity to reduce material cost has reduced operating personnel's physical step, has improved work efficiency.

Description

Capacitor bank of resistance welding copper electrode structure

Technical Field

The utility model relates to an electric capacity group device especially relates to an electric capacity group of resistance welding copper electrode structure.

Background

The capacitor bank is a working bank formed by a plurality of capacitors and has two modes of series connection and parallel connection. In the case of series connection, the withstand voltage is the sum of the withstand voltage and the capacity is the reciprocal and one-half of the withstand voltage and the capacity; in the case of parallel connection, the withstand voltage is the lowest value of the withstand voltages, and the capacity is the sum of the withstand voltages. In short, the series withstand voltage is increased and the capacity is decreased. The parallel withstand voltage is unchanged, and the capacity is increased.

The capacitor bank has the characteristics of large capacity, large unit quantity, high voltage grade and the like. The reactive power compensation of the line can be carried out by adopting the parallel reactor group, and the compensation technology of the series capacitor is one of effective means for improving the stability limit and the economical efficiency of the transmission and transformation power grid.

The existing extraction electrode copper plate structure is shown in fig. 5, a welding process hole is not formed in a copper plate, resistance welding cannot be achieved, and tin-coated welding is performed on the edge.

This kind of welding mode complex operation increases company's cost, is unfavorable for the combination welding operation of a plurality of cores, has increased artifical manual labor.

SUMMERY OF THE UTILITY MODEL

To prior art's defect, the utility model aims to solve the technical problem that an electric capacity group of resistance welding copper electrode structure is provided, this electric capacity group of resistance welding copper electrode structure has reduced operating procedure, has improved welding efficiency, has reduced artifical physical labor intensity.

The utility model discloses a capacitance group of resistance welding copper electrode structure, including U-shaped fixed plate, core, a plurality of first extraction electrode copper, the U-shaped fixed plate includes upper plate and hypoplastron, the upper plate with fixedly connected with connecting plate between the hypoplastron, the inboard fixedly connected with second extraction electrode copper of hypoplastron, and, first extraction electrode copper the welding process hole has all been seted up on the surface of electrode copper. The utility model discloses in, the welding fabrication hole is convenient to the resistance welding of extraction electrode copper and core, has reduced operating procedure, has improved work efficiency, and the reduction of dephasing operating personnel's manual labor.

Further, the welding process comprises a separation hole and a welding hole, wherein the separation hole and the welding hole are sequentially formed along the edges of the two sides of the first extraction electrode copper plate and the second extraction electrode copper plate.

Furthermore, the separation holes on two sides of the first lead-out electrode copper plate and the second lead-out electrode copper plate are arranged at equal intervals with the welding holes. By the arrangement, the purpose of the separation holes is to separate the copper sheets with the welding holes from each other; the purpose of the welding hole is to facilitate the resistance welding of the equipment, and avoid the infirm welding due to too wide copper sheet.

Furthermore, the separating hole and the welding hole are both rectangular, the separating hole and the welding hole are equal in length, and the width of the separating hole is 2-5 times of the width of the welding hole. Through the arrangement, the separation holes and the welding holes in the welding process holes are all arranged in a rectangular shape to conform to the shape of the extraction electrode copper plate, the processing cost is low, and resistance welding is facilitated.

Furthermore, positioning holes are formed in the tops of the first lead-out electrode copper plate and the second lead-out electrode copper plate, and the circle centers of the bottoms of the positioning holes are located on a symmetrical line perpendicular to the connecting plate in the first lead-out electrode copper plate and the second lead-out electrode copper plate. Through the arrangement, the positioning hole is used for positioning the copper extraction electrode and the core rod of the core, and the direct positioning spot welding station of the resistance welding machine can be realized only by positioning.

Further, the positioning hole is aligned with the center of the upper surface of the core or the center of the lower surface of the core, and the position of the core can be determined through the positioning hole.

Furthermore, the first extraction electrode copper plate and the second extraction electrode copper plate are both provided with extraction nuts.

Further, the capacitor further includes a third lead-out electrode copper plate including a projection.

Furthermore, a lead-out nut is arranged at the axial center of the convex part.

Furthermore, a positioning hole is formed in the shaft center of the third extraction electrode copper plate.

Compared with the prior art, the utility model has the advantages of as follows:

the utility model discloses a welding process hole has been seted up on first extraction electrode copper and second extraction electrode copper, has made things convenient for the welding to electric capacity group, has reduced operating procedure, has reduced the soldering tin quantity to reduce material cost has reduced operating personnel's physical step, has improved work efficiency.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the U-shaped fixing plate and the second copper lead-out electrode plate of the present invention;

fig. 3 is a schematic structural view of a third extraction electrode copper plate of the present invention;

fig. 4 is a schematic structural view of a first extraction electrode copper plate of the present invention;

fig. 5 is a schematic structural view of a copper plate of a lead-out electrode in a conventional product according to the background of the present invention.

Wherein the reference numerals are:

the lead-out electrode comprises a U-shaped fixing plate 1, an upper plate 11, a connecting plate 12, a lower plate 13, a core 2, a second lead-out electrode copper plate 3, a third lead-out electrode copper plate 4, a convex part 41, a first lead-out electrode copper plate 5, a lead-out nut 6, a welding process hole 7, a separation hole 71, a welding hole 72 and a positioning hole 8.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1, fig. 2, fig. 3, fig. 4, the utility model discloses a capacitance group of resistance welding copper electrode structure, including U-shaped fixed plate 1, core 2, a plurality of first extraction electrode copper 5, U-shaped fixed plate 1 includes upper plate 11 and hypoplastron 13, upper plate 11 with fixedly connected with connecting plate 12 between hypoplastron 13, the inboard fixedly connected with second extraction electrode copper 3 of hypoplastron 13 to and. Welding process holes 7 are formed in the surfaces of the first extraction electrode copper plate 5 and the second electrode copper plate 3.

In this use is novel, welding fabrication hole 7 has conveniently reduced the operating procedure to the resistance welding of extraction electrode copper and core 2, has reduced the soldering tin quantity to reduce material cost, reduced operating personnel's physical step, improved work efficiency.

In some embodiments, the welding process includes a separation hole 71 and a welding hole 72, and the separation hole 71 and the welding hole 72 are sequentially opened along both side edges of the first copper extraction electrode plate 5 and the second copper extraction electrode plate 3.

In some embodiments, the separation holes 71 on both sides of the first and second copper lead-out

electrode plates

5 and 3 are disposed at equal intervals from the welding holes 72. The utility model discloses, separate hole 71 and can separate the copper sheet that has the welding hole 72 each other, and then be convenient for welding equipment welds every section copper sheet. The welding hole 72 can reduce the heating area when the welding equipment is welded, so that the welding equipment can heat the welding position more intensively, the welding position is melted more quickly and better, and the problem that the welding is not firm due to the fact that the copper sheet is too wide can be avoided.

In some embodiments, the separation hole 71 and the welding hole 72 are rectangular, the separation hole 71 and the welding hole 72 have the same length, and the width of the separation hole 71 is 2-5 times the width of the welding hole 72. The utility model discloses in, separation hole 71 and welding hole 72 in the welding fabrication hole 7 all set up to the rectangle and accord with extraction electrode copper shape, and the processing cost is lower, and makes things convenient for the resistance to weld.

In some embodiments, the top of the first copper extraction electrode plate 5 and the top of the second copper extraction electrode plate 3 are provided with positioning holes 8, and the centers of the bottoms of the positioning holes 8 are located on a symmetry line perpendicular to the connecting plate 12 in the first copper extraction electrode plate 5 and the second copper extraction electrode plate 3. The utility model discloses in, locating hole 8 is convenient for draw forth the plug location of electrode copper and core 2, and then the welding equipment fixed point welding station of being convenient for.

In some embodiments, the positioning hole 8 is aligned with the center of the upper surface of the core 2 or the center of the lower surface of the core 2, and the position of the core 2 can be determined by the positioning hole 8.

In some embodiments, the first copper extraction electrode plate 5 and the second copper extraction electrode plate 3 are each provided with an extraction nut 6. The utility model discloses in, draw-out nut 6 can use with external spiral shell cooperation, and then be convenient for fix the electric capacity group in predetermineeing the position, for example, fix the electric capacity group on the circuit board.

In some embodiments, the capacitor further comprises a third copper lead-out electrode plate 4, the third copper lead-out electrode plate 4 comprising a projection 41. In the present usage model, the convex portion 41 is convenient for splicing with the second copper extraction electrode plate 3 and the third copper extraction electrode plate 4.

In some embodiments, a lead-out nut 6 is provided at the axial center of the boss. In this uses neotype, can avoid draw-out nut 6 to occupy the welding area of third extraction electrode copper 4 with draw-out nut 6 setting on the convex part, and then be convenient for guarantee the welding area of third extraction electrode copper 4 to guarantee that the welding process of third extraction electrode copper 4 satisfies the requirement of predetermineeing.

In some embodiments, the third extraction electrode copper plate 4 is provided with a positioning hole 8 at the axial center.

It should be noted that the number of the cores can be increased, and accordingly, when the number of the cores is increased, the length and the width of the extraction electrode copper plate are properly improved.

Claims

1. The capacitor bank with the resistance welding copper electrode structure is characterized by comprising a U-shaped fixing plate (1), a core (2) and a first extraction electrode copper plate (5), wherein the U-shaped fixing plate (1) comprises an upper plate (11) and a lower plate (13), a connecting plate (12) is fixedly connected between the upper plate (11) and the lower plate (13), and a second extraction electrode copper plate (3) is fixedly connected to the inner side of the lower plate (13);

and welding process holes (7) are formed in the surfaces of the first extraction electrode copper plate (5) and the electrode copper plate.

2. The capacitor bank of a resistance welding copper electrode structure of claim 1, wherein: the welding process hole (7) comprises a separation hole and a welding hole (72), and the separation hole and the welding hole (72) are sequentially formed along the edges of the two sides of the first extraction electrode copper plate (5) and the second extraction electrode copper plate (3).

3. The capacitor bank of a resistance welding copper electrode structure of claim 2, wherein: the first extraction electrode copper plate (5) and the second extraction electrode copper plate (3) are arranged on the two sides of the separation hole and the welding hole (72) at equal intervals.

4. The capacitor bank of a resistance welding copper electrode structure of claim 2, wherein: the separating holes and the welding holes (72) are rectangular, the separating holes and the welding holes (72) are equal in length, and the width of the separating holes is 2-5 times that of the welding holes (72).

5. The capacitor bank of a resistance welding copper electrode structure of claim 1, wherein: the top of the first extraction electrode copper plate (5) and the top of the second extraction electrode copper plate (3) are provided with positioning holes (8), and the circle centers of the bottoms of the positioning holes (8) are located on a symmetrical line perpendicular to the connecting plate (12) in the first extraction electrode copper plate (5) and the second extraction electrode copper plate (3).

6. The capacitor bank of resistance welding copper electrode structures of claim 5, wherein: the positioning hole (8) is aligned with the center of the upper surface of the core (2) or the center of the lower surface of the core (2), and the position of the core (2) can be determined through the positioning hole (8).

7. The capacitor bank of resistance-welded copper electrode structures of any one of claims 1-5, wherein: and the first extraction electrode copper plate (5) and the second extraction electrode copper plate (3) are both provided with extraction nuts (6).

8. The capacitor bank of a resistance welding copper electrode structure of claim 1, wherein: the capacitor bank further comprises a third extraction electrode copper plate (4), and the third extraction electrode copper plate (4) comprises a convex part (41).

9. The capacitor bank of resistance welding copper electrode structures of claim 8, wherein: and a lead-out nut (6) is arranged at the axial center of the convex part (41).

10. A capacitor bank of resistance-welded copper electrode structures according to any one of claims 8 to 9, wherein: a positioning hole (8) is arranged at the shaft center of the third extraction electrode copper plate (4).