TWI640131B - Board to board connector module - Google Patents

Abstract

A board-to-board connector module includes a first board-end connector, a circuit board, and a second board-end connector, wherein the first board-end connector includes a first insulative housing and a plurality of first terminals, and the first insulative housing is provided There is a first recess, the first terminal having a first contact extending to the first recess. One end of the circuit board is inserted into the first recess of the first insulative housing, and the circuit board is provided with a plurality of first contacts and second contacts electrically connected to each other, and the first contact portion contacts the first contact. The second board end connector includes a second insulative housing and a plurality of second terminals, the second insulative housing is provided with a second recess, the second terminal has a second contact portion extending to the second recess, and the other end of the circuit board is inserted The second contact portion is disposed in the second recess of the second insulative housing, and the second contact portion contacts the second contact.

Description

Board to board connector module

The present invention relates to a board-to-board connector module, and more particularly to a board-to-board connector module that can be used to adjust the height difference between a board and a board.

Electrical connectors are pipes that provide signal connections between electronic devices using multiple signal contacts, as consumer electronics continue to evolve in light, thin, short, and small directions, such as mobile devices such as mobile phones and digital cameras. Corresponding to the miniaturization and portable design of the mobile device, the connector module is required to be downsized and have a low profile feature. In addition, the versatility of mobile communication development is therefore installed in the circuit. As the density of electronic components on the board increases, it is necessary to correspond to precisely arranged plugs and socket terminals. Therefore, the thinning and miniaturized connector modules are the trend and trend of research and development.

In order to meet the miniaturization and portable requirements of mobile devices such as consumer electronics today, the design of the board-to-board connector module is generally required to be smaller and the size of the connector module is reduced. The cross-sectional structure, however, is now pursuing a highly reduced design, in the case of some products that are not used in consumer electronics, such as the need to be able to adjust the height difference between the board and the board, the conventional board-to-board connection The design of the module can not meet the needs of this product, so this creation hopes to provide an improved board-to-board connector module, which can effectively adjust the height difference between the board and the board to meet the customer's needs. Product requirements and applications.

The design of the conventional board-to-board connector module requires that the size of the connector module be reduced as small as possible and has a thin profile. However, in some cases not used for consumer electronics, for example, There is a need for a design that can adjust the height difference between the board and the board. Today, the design of the board-to-board connector module cannot meet the demand of such a product, thus causing problems that cannot meet the customer's needs.

The present invention provides a board-to-board connector module including a first board end connector, a circuit board, and a second board end connector, wherein the first board end connector includes a first insulative housing and is disposed at the first a plurality of first terminals of the insulative housing, the first insulative housing is provided with a first recess, each of the first terminals has a first contact portion and a first soldering portion, the first contact portion extends to the first recess, the first solder portion Extending beyond the first insulative body. The circuit board is inserted into the first recess of the first insulative housing, and the circuit board includes a plurality of first contacts and a plurality of second contacts, wherein the first contacts and the second contacts are electrically connected to each other. A contact portion contacts the first contact. The second board end connector includes a second insulative housing and a plurality of second terminals disposed on the second insulative housing, the second insulative housing is provided with a second recess, each second terminal having a second contact portion and a second solder portion The second contact portion extends to the second recess, the second solder portion extends to protrude from the second insulative housing, the circuit board is inserted into the second recess of the second insulative housing, and the second contact portion contacts the second contact.

The board-to-board connector module provided by the invention is provided with a circuit board interposed between the two board end connectors, and the circuit board is provided with a contact that can electrically contact the two board end connectors, because of this The arrangement of the circuit board makes the adjustment of the height difference between the two board end connectors more flexible. The structural design can effectively solve the problem that the conventional board-to-board connector module cannot adjust the board-to-board according to the design requirements. The problem of height difference.

1‧‧‧Board to board connector module

2‧‧‧First board end connector

21‧‧‧First Insulation Body

211‧‧‧First Body Department

212‧‧‧First Floating Department

22‧‧‧First terminal

221‧‧‧ first contact

222‧‧‧First Welding Department

223‧‧‧First flexible section

224‧‧‧First Holding Department

225‧‧‧Second holding unit

23‧‧‧First groove

24‧‧‧First trench

25‧‧‧shims

3‧‧‧Circuit board

31‧‧‧First docking

311‧‧‧ first joint

32‧‧‧Second docking department

321‧‧‧second junction

4‧‧‧Second board connector

41‧‧‧Second insulation body

411‧‧‧Second body

412‧‧‧Second floating section

42‧‧‧second terminal

421‧‧‧Second contact

422‧‧‧Second welding department

423‧‧‧Second flexible section

424‧‧‧ Third Holding Department

425‧‧‧ Fourth Holding Department

43‧‧‧second groove

5‧‧‧First board

6‧‧‧Second circuit board

H‧‧‧ height difference

L‧‧‧ length

The first figure is a perspective view of the board-to-board connector module of the present invention.

The second figure is a schematic exploded view of the board-to-board connector module of the first figure.

The third figure is a schematic cross-sectional view of the board-to-board connector module of the first figure.

The fourth figure is an exploded view of the first board end connector in the board to board connector module of the first figure.

Referring to FIG. 1 to FIG. 4 , the present invention provides a board-to-board connector module 1 , which includes a first board end connector 2 , a circuit board 3 , and a first board connector module 1 . The second board end connector 4 is soldered and fixed to the first circuit board 5, and the second board end connector 4 is soldered and fixed to the second circuit board 6.

The first board end connector 2 includes a first insulative housing 21 and a plurality of first terminals 22 disposed on the first insulative housing 21, and the first insulative housing 21 is provided with a first recess 23, each of the first terminals 22 having a first A contact portion 221 and a first soldering portion 222 extend to the first recess 23 , and the first solder portion 222 extends to protrude from the first insulative housing 21 . In this embodiment, the first board end connector 2 is a floating connector. Therefore, the first insulative housing 21 is a combination of the first body portion 211 and the first floating portion 212. A first recess 23 is defined in the portion 212, and each of the first terminals 22 has a first flexible portion 223, a first retaining portion 224 and a second retaining portion 225. The first flexible portion 223 is disposed at the first portion Between the holding portion 224 and the second holding portion 225 , the first holding portion 224 is fixed to the first floating portion 212 , and the second holding portion 225 is fixed to the first body portion 211 .

It can be understood that, in this embodiment, the first floating portion 212 is accommodated in the first a first groove 24 of the body portion 211, and can be forced to float for a short distance in the first groove 24, that is, the first floating portion 212 can be offset along the XYZ direction to match the insertion in actual use. Pick up the demand. In this embodiment, the first flexible portion 223 provides a deformation buffer of the first terminal 22 when the first floating portion 212 is offset, which is substantially U-shaped, but is not limited thereto, and other deformation offset effects are provided. The terminal shape structure can also be applied to the present invention. In addition, the first board end connector 2 is also provided with a spacer 25 for soldering.

The second board end connector 4 includes a second insulative housing 41 and a plurality of second terminals 42 disposed on the second insulative housing 41. The second insulative housing 41 is provided with a second recess 43. Each of the second terminals 42 has a second The contact portion 421 and the second solder portion 422 extend to the second recess 43 , and the second solder portion 421 extends to protrude from the second insulative housing 41 . Also in this embodiment, the second board end connector 4 is a floating connector, so the second insulative housing 41 is a combination of the second body portion 411 and the second floating portion 412, and is floated in the second A second recess 43 is disposed on the portion 412, and each of the second terminals 42 has a second flexible portion 423, a third retaining portion 424, and a fourth retaining portion 425. The first flexible portion 423 is disposed at the second portion Between the three holding portions 424 and the fourth holding portion 425 , the third holding portion 424 is fixed to the second floating portion 412 , and the fourth holding portion 425 is fixed to the second body portion 411 . It can be understood that the second floating portion 412 can also be offset along the XYZ direction to meet the plugging requirements in actual use, since the second board end connector 4 has the same structure as the first board end connector 2 Therefore, the detailed structure thereof will not be described here.

In this embodiment, the structure of the second board end connector 4 is the same as that of the first board end connector 2, but is not limited thereto. Alternatively, the structure of the second board end connector 4 may also be designed. Not the same as the first board end connector 2. In addition, the first insulative housing 21 is provided with a first recess 23, and the second insulative housing 41 is provided with a second recess 43. Therefore, according to a common view, the first panel can be used. Both the end connector 2 and the second board connector 4 are regarded as female connectors, but are not limited thereto, and the first board connector 2 and the second board connector 4 may be selected through other design options. Both of them can be regarded as a male connector, or one of the first board connector 2 and the second board connector 4 can be regarded as a male connector, and the other is regarded as a female. The end connector, that is, the present invention does not limit the first board end connector 2 and the second board end connector 4 as a male end connector or a female end connector.

The circuit board 3 is provided with a first abutting portion 31 and a second abutting portion 32. The first butting portion 31 and the second butting portion 32 are respectively located at the front and rear ends of the circuit board 3. The first butting portion 31 is provided with a plurality of a second contact 321 is disposed on the second interface 32. The first contact 311 and the second contact 321 are electrically connected to each other, wherein the first end of the circuit board 3 is The abutting portion 31 is inserted into the first recess 23, and the second mating portion 32 at the other end of the circuit board 3 is inserted into the second recess 43 so that the first contact portion 221 contacts the first contact 311. The two contact portions 421 contact the second contact 321 . In this embodiment, the circuit board 3 is a rigid printed circuit board having a certain structural strength, so when the circuit board 3 is inserted between the first board end connector 2 and the second board end connector 4, Through the circuit board 3 to achieve the height difference between the adjustment board and the board, the problem that the conventional board-to-board connector module cannot selectively adjust the height difference between the board and the board according to the design requirements can be effectively solved.

It should be noted that, in this embodiment, both the first board end connector 2 and the second board end connector 4 are floating connectors, and thus are inserted into the first insulative housing 21 at the same time. a first recess 23 of the floating portion 212 and a circuit board 3 of the second recess 43 of the second floating portion 412 of the second insulative housing 41. The circuit board 3 is located at the first floating portion 212 and the second floating portion Between 412, and through the length design of the circuit board 3, the purpose of adjusting the height difference between the board and the board can be achieved. In the present embodiment, the height difference H between the first welded portion 222 and the second welded portion 422 ranges from 5 millimeters (mm) to 30 millimeters (mm). It can be understood that the first welded portion 222 and second The height difference H between the soldering portions 422 is mainly composed of the length L of the circuit board 3, so the length L of the circuit board can be designed to be in the range of about 5 mm (mm) to 30 mm (mm). .

It can be understood that, in actual application, the first board end connector 2 and the second board end connector 4 are both floating connectors at the same time, and the first board end can be selected according to requirements. Either the connector 2 and the second board end connector 4 are designed as floating connectors, and the other is a non-floating connector, or the first board end connector 2 and the second Both of the board end connectors 4 can be designed as non-floating connectors at the same time, that is, in the present invention, the first board end connector 2 and the second board end connector 4 are plugged in by the circuit board 3 to achieve adjustment. The purpose of the difference in height between the plates is the concept of the present invention. However, in this embodiment, because of the design of the floating connector, the design of the positional offset or error between the first board end connector 2 and the second board end connector 4 becomes more flexible. Can be adapted to different use cases.

In addition, it is worth mentioning that, in this embodiment, the function of the circuit board 3 can be used to achieve the purpose of adjusting the height difference between the board and the board, thereby designing the electronic circuit on the circuit board 3. It is also possible to achieve the effect of jumpers or other electrical characteristics. Therefore, the present invention can effectively solve the problem that the conventional board-to-board connector module cannot adjust the height difference between the boards according to the design requirements. Has the advantage of providing other design choices and resilience.

In summary, the board-to-board connector module of the present invention utilizes a circuit board interposed between the two-board connector, and the circuit board is provided with a contact that electrically contacts the two-plate end connector. Since the arrangement of the circuit board makes the adjustment of the height difference between the two board end connectors more flexible, the structural design can effectively solve the problem that the conventional board-to-board connector module cannot adjust the board according to the customer's design requirements. The problem of height difference between boards.

The above detailed description is illustrative of a preferred embodiment of the invention. The present invention is not intended to limit the scope of the invention, and all other variations and modifications may be included in the scope of the invention covered by the invention. .

Claims (8)

A board-to-board connector module includes: a first board-end connector, the first board-end connector includes a first insulative housing and a plurality of first terminals disposed on the first insulative housing, the first insulation The body is provided with a first recess, each of the first terminals has a first contact portion and a first soldering portion, the first contact portion extends to the first recess, the first solder portion extends to protrude from the first An insulative housing; a circuit board interposed in the first recess of the first insulative housing, the circuit board includes a plurality of first contacts and a plurality of second contacts, the first contacts and the second contacts The first contact portion is in contact with the first contact; and a second board end connector includes a second insulative housing and the second insulative body. a plurality of second terminals, the second insulative housing is provided with a second recess, each of the second terminals having a second contact portion and a second solder portion, the second contact portion extending to the second recess The second soldering portion extends to protrude from the second insulative housing, and the circuit board is inserted in a second recess of the second insulative housing, the second contact portion contacting the second contact; wherein a height difference between the first solder portion and the second solder portion ranges from 5 mm to 30 mm between. The board-to-board connector module of claim 1, wherein the first insulative housing comprises a first body portion and a first floating portion, each of the first The first flexible portion is disposed between the first holding portion and the second holding portion, and the first holding portion is disposed. The first flexible portion is disposed between the first holding portion and the second holding portion. In the first floating portion, the second holding portion is disposed on the first body portion. The board-to-board connector module of the first aspect of the invention, wherein the second insulative housing comprises a second body portion and a second floating portion, each of the second terminals having a second flexible portion a third retaining portion is disposed between the third retaining portion and the fourth retaining portion, the third retaining portion is disposed at the second floating portion, the fourth retaining portion The portion is disposed on the second body portion. The board-to-board connector module of claim 2, wherein the second insulative housing comprises a second body portion and a second floating portion, each of the second terminals having a second flexible portion, a third retaining portion is disposed between the third retaining portion and the fourth retaining portion, the third retaining portion is disposed at the second floating portion, the fourth retaining portion The portion is disposed on the second body portion. The board-to-board connector module of claim 4, wherein the first floating portion is provided with the first recess, and the second floating portion is provided with the second recess, one end of the circuit board The other end of the circuit board is inserted into the second recess, and the circuit board is located between the first floating portion and the second floating portion. The board-to-board connector module of claim 2, wherein the first floating portion is provided with the first recess, and one end of the circuit board is inserted into the first recess, the circuit board The other end is inserted into the second recess, and the circuit board is located between the first floating portion and the second insulating body. The board-to-board connector module according to any one of the preceding claims, wherein the circuit board is provided with a first butt joint and a second butt joint, the first butt joint and the second The first butt joints are respectively disposed at the front and rear ends of the circuit board, and the first joints are provided with the first joints, and the second joints are provided with the second joints, and the first butt joints are inserted In the first recess, the second mating portion is interposed between the first insulative housing and the second insulative housing, and the circuit board is a hard printed circuit board. The height difference between the first weld portion and the second weld portion includes the length of the circuit board. The board-to-board connector module of claim 7, wherein the board has a length ranging from 5 mm to 30 mm.