CN214542220U

CN214542220U - Copper frame for multi-specification rectifier bridge

Info

Publication number: CN214542220U
Application number: CN202120617296.7U
Authority: CN
Inventors: 杨生
Original assignee: Yangzhou Junpin Electronic Technology Co ltd
Current assignee: Yangzhou Junpin Electronic Technology Co ltd
Priority date: 2021-03-26
Filing date: 2021-03-26
Publication date: 2021-10-29
Anticipated expiration: 2031-03-26

Abstract

The scheme relates to a copper frame for a multi-specification rectifier bridge, which comprises side frames arranged in parallel, a plurality of supporting rods arranged between the side frames and a plurality of rectifier bridge structural units distributed on two sides of the supporting rods; the rectifier bridge structure unit is divided into four independent modules, including an independent module A and an independent module D which are arranged in parallel, and an independent module B and an independent module C which are arranged between the independent module A and the independent module D. The scheme adopts a modular design, so that the heat dissipation area is large and the heat dissipation is uniform; the modules are regularly arranged, and the positions of the indentations and the contacts are reasonably distributed, so that the chip mounting speed can be effectively accelerated, the production efficiency is improved, and the stability of a product subjected to chip mounting and tin soldering is ensured; the rectifier bridge structure units are arranged on the two sides of the supporting rod at intervals, so that the space of the supporting rod is fully utilized, and the mass production of products is facilitated; the chamfer and the round hole of the rectifier bridge structural unit are designed to have wider application range, and can be used for producing D3K and GBP rectifier bridges.

Description

Copper frame for multi-specification rectifier bridge

Technical Field

The utility model relates to a rectifier bridge circuit board processing technology field specifically is a copper frame for many specifications rectifier bridge.

Background

With the continuous development of science and technology, the electronic industry is continuously expanded, the application range of the rectifier bridge as an important electronic element is gradually expanded, and the specification and the model of the rectifier bridge are more and more diversified. Enterprises tend to produce one copper frame and can be suitable for rectifier bridges of various specifications and models, so that production resources can be greatly saved, and production efficiency is improved.

Disclosure of Invention

To the weak point among the prior art, the utility model provides a can be used to multiple specification rectifier bridge's copper frame saves production resources, improves production efficiency greatly, and application scope is wide.

In order to achieve the above object, the utility model provides a following technical scheme:

a copper frame for a multi-specification rectifier bridge comprises side frames arranged in parallel, a plurality of support rods arranged between the side frames and a plurality of rectifier bridge structural units distributed on two sides of the support rods; the rectifier bridge structure unit is divided into four independent modules, including an independent module A and an independent module D which are arranged in parallel, and an independent module B and an independent module C which are arranged between the independent module A and the independent module D.

In the above scheme, preferably, the surface of the frame is provided with a plurality of through grooves.

In the above scheme, preferably, the support rod is composed of a plurality of pins uniformly distributed, four independent modules of the rectifier bridge structural unit are respectively connected with one pin, and the pins connected with the rectifier bridge structural units on the left and right sides of the same support rod are arranged at intervals.

In the above solution, preferably, the independent module a is provided with a first grid indentation, a first through hole and a second grid indentation, and the independent module B is provided with a first contact and a third grid indentation; the independent module C is provided with a fourth grid indentation; the independent module C is provided with a bending part at one end close to the first grid indentation, and the end part protrudes upwards to form a plateau; the independent module D is provided with a second contact, a second through hole and a third contact.

In the above aspect, it is preferable that the second grid indentations are distributed in the same row as the third grid indentations; the first grid indentation and the fourth grid indentation are arranged in the same row respectively; the third grid indentations and the fourth grid indentations are distributed in the same row.

In the above aspect, it is preferable that the independent module a is provided in a chamfered shape at the second grid indentation; and a through hole is formed between the independent module B and the independent module C.

In the above scheme, preferably, connecting rods are connected between the four independent modules of the rectifier bridge structural unit and the pins, and round holes are formed at the joints of the connecting rods and each independent module.

The utility model has the advantages that: the utility model provides a rectifier bridge frame structure adopts the modular design, the structure has the heat dissipation performance, the heat dissipation area is large and the heat dissipation is uniform; the modules are regularly arranged, so that when jumper wire surface mount soldering tin is used, the surface mount speed can be effectively increased, the production efficiency is improved, the grid type stamping indentation design is adopted on the modules, the positions of indentations and contacts are reasonably distributed, and the stability of a product subjected to surface mount soldering tin is ensured; the rectifier bridge structure units are arranged on the two sides of the supporting rods at intervals, the space of the supporting rods is fully utilized, a plurality of supporting rods can be connected in the transverse direction, and the matrix arrangement structure is favorable for realizing the mass production of products; the design of the chamfer and the round hole of the rectifier bridge structural unit enables the application range of the rectifier bridge structural unit to be wider, and the rectifier bridge structural unit can be used for rectifier bridges with specifications such as D3K and GBP.

Drawings

Fig. 1 is a schematic structural diagram of a copper frame for a multi-specification rectifier bridge in the present application.

Fig. 2 is a schematic diagram of a rectifier bridge structural unit in the copper frame structure for a rectifier bridge with multiple specifications in the present application.

Fig. 3 is a schematic diagram of a package structure suitable for the rectifier bridge structure unit in the present application.

In the figure: 10. a frame; 20. a strut; 21. a pin; 30. a rectifier bridge structural unit; 31. an independent module A; 32. an independent module B; 33. an independent module C; 34. an independent module D; 311. a first grid indentation; 312. a second grid indentation; 313. a first through hole; 321. a first contact; 322. a third grid indentation; 331. a fourth grid indentation; 332. a high platform; 341. a second contact; 342. a second through hole; 343. a third contact; 35. a connecting rod; 36. a circular hole.

Detailed Description

The foregoing and other objects, features, aspects and advantages of the present invention will become more apparent to those skilled in the art from the following detailed description, which, taken in conjunction with the annexed drawings, discloses a more detailed description of the present invention, which will enable those skilled in the art to make and use the present invention. In the drawings, the shape and size may be exaggerated for clarity, and the same reference numerals will be used throughout the drawings to designate the same or similar components. In the following description, terms such as center, thickness, height, length, front, back, rear, left, right, top, bottom, upper, lower, and the like are used based on the orientation or positional relationship shown in the drawings. In particular, "height" corresponds to the dimension from top to bottom, "width" corresponds to the dimension from left to right, and "depth" corresponds to the dimension from front to back. These relative terms are for convenience of description and are not generally intended to require a particular orientation. Terms concerning attachments, coupling and the like (e.g., "connected" and "attached") refer to a relationship wherein structures are secured or attached, either directly or indirectly, to one another through intervening structures, as well as both movable or rigid attachments or relationships, unless expressly described otherwise.

As shown in fig. 1-2, the present invention provides a copper frame for a multiple specification rectifier bridge, which includes parallel frames 10, a plurality of support rods 20 disposed between the frames 10, and a plurality of rectifier bridge structure units 30 distributed on two sides of the support rods 20; the rectifier bridge structure unit 30 is divided into four independent modules, including an independent module a31 and an independent module D34, which are arranged in parallel, and an independent module B32 and an independent module C33, which are arranged between the independent module a31 and the independent module D34 in parallel.

Under the premise that the stability of the whole frame is not affected, the frame 10 is provided with a plurality of through grooves 11 on the surface, so that the whole frame is conveniently positioned, and meanwhile, materials can be saved to a certain extent.

In the above embodiment, the supporting rod 20 is composed of a plurality of pins 21 uniformly distributed, four independent modules of the rectifier bridge structure unit 30 are respectively connected with one pin 21, and the pins 21 connected to the rectifier bridge structure units 30 on the left and right sides of the same supporting rod 20 are arranged at intervals.

In the above embodiment, the connecting rods 35 are connected between the four independent modules of the rectifier bridge structural unit 30 and the pins 21, and the connecting part of the connecting rod 35 and each independent module is provided with the circular hole 36. This be provided with and do benefit to the cohesion of increasing rectifier bridge constitutional unit when the plastic envelope, four pins 21 are in the same one side of packaging body after the plastic envelope simultaneously, have reduced the installation area, easy to assemble.

Wherein the independent module a31 is provided with a first grid impression 311, a first through hole 313 and a second grid impression 312, and the independent module B32 is provided with a first contact 321 and a third grid impression 322; the independent module C33 is provided with a fourth grid impression 331; the separate module D34 is provided with a second contact 341, a second through hole 342 and a third contact 343. The second grid indentations 312 are distributed in the same row as the third grid indentations 322; the first grid impression 311 and the fourth grid impression 331 are in the same column; the third grid indentations 322 are distributed in the same row as the fourth grid indentations 331; the individual module C33 has a bend at one end near the first grid indentation 311, the end projecting upward to form a plateau 332. The positions of four indentations are on a horizontal plane, the positions of three contacts and a high platform are on a horizontal plane and higher than the positions of the indentations, and the formed height difference is used for loading the chip.

In the production process, the four chips are respectively soldered on a first grid indentation 311, a second grid indentation 312, a third grid indentation 322 and a fourth grid indentation 331, then the first grid indentation 311 is soldered with a plateau 332 by using a jumper patch, the second grid indentation 312 is soldered with a first contact 321, the third grid indentation 322 is soldered with a second contact 341, the fourth grid indentation 331 is soldered with a third contact 343, the positions of the indentations and the contacts are reasonably arranged, and the stability after soldering is ensured.

Wherein the individual module a31 is provided in a chamfered shape at the second grid indentation 312; through holes are formed between the independent module B32 and the independent module C33, two packaging structures with different specifications shown in figure 3 can be simultaneously met, and rectifier bridges with different specifications are formed by being installed in different packaging structures, so that the application range is wider.

While the embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields where the invention is suitable, and further modifications may readily be made by those skilled in the art, and the invention is therefore not limited to the specific details without departing from the general concept defined by the claims and the scope of equivalents.

Claims

1. A copper frame for a multi-specification rectifier bridge is characterized by comprising side frames (10) arranged in parallel, a plurality of supporting rods (20) arranged between the side frames (10) and a plurality of rectifier bridge structure units (30) distributed on two sides of each supporting rod (20); the rectifier bridge structure unit (30) is divided into four independent modules, including an independent module A (31) and an independent module D (34) which are arranged in parallel, and an independent module B (32) and an independent module C (33) which are arranged between the independent module A (31) and the independent module D (34).

2. The copper frame for a multi-specification rectifier bridge according to claim 1, characterized in that the surface of said rim (10) is provided with a plurality of through slots (11).

3. The copper frame for a multi-specification rectifier bridge according to claim 1, wherein the support rod (20) is composed of a plurality of uniformly distributed pins (21), four independent modules of the rectifier bridge structural unit (30) are respectively connected with one pin (21), and the pins (21) connected with the rectifier bridge structural units (30) on the left side and the right side of the same support rod (20) are arranged at intervals.

4. The copper frame for a multi-specification rectifier bridge according to claim 1, characterized in that said independent module a (31) is provided with a first grid indentation (311), a first through hole (313) and a second grid indentation (312), said independent module B (32) is provided with a first contact (321) and a third grid indentation (322); the independent module C (33) is provided with a fourth grid impression (331), one end of the independent module C (33) close to the first grid impression (311) is provided with a bending part, and the end part protrudes upwards to form a high platform (332); the independent module D (34) is provided with a second contact (341), a second via (342) and a third contact (343).

5. The copper frame for a multi-gauge rectifier bridge according to claim 4, characterized in that the second grid indentations (312) are distributed in the same row as the third grid indentations (322); the first grid impression (311) and the fourth grid impression (331) are in the same column; the third grid indentations (322) are distributed in the same row as the fourth grid indentations (331).

6. The copper frame for a multi-gauge rectifier bridge according to claim 4, characterized in that the independent module A (31) is provided in a chamfered shape at the second grid indentation (312); a through hole is formed between the independent module B (32) and the independent module C (33).

7. The copper frame for a multi-specification rectifier bridge according to claim 3, characterized in that connecting rods (35) are connected between four independent modules of the rectifier bridge structural unit (30) and the pins (21), and a round hole (36) is arranged at the connection position of each independent module and each connecting rod (35).