CN213816644U

CN213816644U - Novel board to board connection device

Info

Publication number: CN213816644U
Application number: CN202023092952.0U
Authority: CN
Inventors: 吴坤
Original assignee: Shanghai Daiji Technology Co ltd
Current assignee: Shanghai Daiji Technology Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-07-27
Anticipated expiration: 2030-12-21

Abstract

The utility model relates to a novel board-to-board connection device, which comprises a BTB seat male head and a BTB seat female head which are fixed on different PCBA boards, wherein two oblique diagonal angles of the two ends of the BTB seat male head are fixed with a connection row female head, a plurality of groups of inner pins are arranged inside a groove arranged on the BTB seat male head, four groups of connection grooves are arranged on the connection row female head in a penetrating way, one end of a connection needle is positioned inside the connection grooves, one end of the BTB seat female head is arranged inside the BTB seat male head, the BTB seat female head is provided with the connection pins, two oblique diagonal angles of the two ends of the BTB seat female head are fixed with a connection row male head, the connection row male head is fixed with four groups of row needles, one end of the row needles is arranged inside the connection grooves and is contacted with the connection needles, the connection row female head and the connection row male head are arranged on the side surface of the BTB seat, which play a fixing role in fixing the PCBA and connect the ground signals of two boards, improve EMI, simultaneously, the female and public structural setting of connector bar is conveniently assembled.

Description

Novel board to board connection device

Technical Field

The utility model belongs to the technical field of the light cat product, especially, relate to a novel board to board connection device.

Background

Electronic products with complex functions need a plurality of PCBA boards to realize the functions, and the connection among the PCBA boards needs to consider a plurality of problems, such as transmission reliability of high-speed signals, EMI, producibility, maintainability and the like.

There are three general connection methods available: the FPC is connected, so that the board fixing effect cannot be achieved; the pin header is connected with the female socket through the pin header, so that the pin header is not suitable for high-speed signals, is easy to generate EMI (electro-magnetic interference) problem, is not easy to pull out after being installed, and is easy to skew pins; the connection through the M.2 interface is not suitable for the connection of boards with large sizes.

The prior art has the following problems:

1. reliability of the high-speed signal and the ground signal cannot be simultaneously secured,

2. can not play the fixed action to the board, and the plug equipment of being not convenient for connects.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a novel board to board connecting device.

In order to achieve the above object, the utility model provides a following technical scheme: a novel board-to-board connecting device comprises a BTB seat male head and a BTB seat female head which are fixed on different PCBA boards, the two ends of the male head of the BTB seat are obliquely and diagonally fixed with connecting row nuts, a plurality of groups of inner pins are arranged in a groove formed in the male head of the BTB seat, outer pins with the same number and the same interval as the inner pins are arranged on two sides of the male head of the BTB seat, four groups of connecting grooves are arranged on the connecting row bus in a penetrating way, one side of the connecting row bus is provided with a connecting needle, one end of the connecting needle is positioned inside the connecting groove, one end of the BTB seat female head is arranged inside the BTB seat male head, the BTB seat primary and secondary heads are provided with connecting pins, connecting row pins are fixed on the two ends of the BTB seat primary and secondary heads in diagonal angles, the connector bar is fixed with four groups of row needles on the public, the one end of row needle is installed inside the spread groove with the connector needle contacts.

As the utility model relates to a novel board to board connecting device preferred, the BTB seat is public overhead to be set up outer pin is connected with the PCBA board, the PCBA board with be electric connection between the connecting pin.

As the utility model relates to a novel board to board connecting device preferred, the public head of BTB seat with constitute detachable construction between the female head of BTB seat, the female head of BTB seat passes through connect pin and PCBA board and be connected.

As the utility model relates to a novel board is preferred to board connecting device, what female the adoption of run-on was the rectangle form pin interface, run-on is public to be passed through the row needle with constitute the block structure between the run-on is female.

As a novel board to board connecting device preferred, set up connect the quantity of pin and adjacent interval with the quantity of interior pin is the same with adjacent interval, every group connect pin and every group homogeneous phase contact between the interior pin.

Compared with the prior art, the beneficial effects of the utility model are that: through the public head of installation BTB seat and the female head of BTB seat respectively on the PCBA that will two sets of or multiunit need be connected, utilize the public head of BTB seat and the female signal of connecting two sets of PCBA boards of the female head of BTB seat, be used for high-speed signal transmission and can guarantee the signal reliability, and set up the female and the row of connection public of row of connection with the help of the side of BTB seat, play the fixed action to PCBA, and connect the ground signal of two boards, improve EMI, and simultaneously, the female and the public structure setting of row of connection, conveniently assemble.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic structural view of the male head of the BTB seat of the present invention;

fig. 3 is a schematic structural diagram of the BTB seat primary-secondary head of the present invention.

In the figure: 1. a BTB seat male head; 2. connecting the row nuts; 3. an inner pin; 4. an outer pin; 5. connecting grooves; 6. a connecting needle; 7. a BTB seat primary and secondary head; 8. connecting pins; 9. the connecting row is male; 10. and (4) arranging needles.

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.

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a novel board to board connecting device, including the public first 1 of BTB seat and the female head 7 of BTB seat on the fixed different PCBA board, the oblique diagonal angle in the public first 1 both ends of BTB seat is fixed with female 2 of connector bank, the recess internally mounted that public first 1 of BTB seat was seted up has multiunit inner pin 3, quantity and the outer pin 4 that the interval is the same with inner pin 3 are installed to the public first 1 both sides of BTB seat, run through on the female 2 of connector bank and seted up four spread grooves 5 of group, connector bank one side of female 2 is installed and is connected needle 6, the one end of connector needle 6 is located spread groove 5's inside, the inside at public first 1 of BTB seat is installed to the one end of the female head 7 of BTB seat, be provided with on the female head 7 of BTB seat and connect pin 8, the oblique diagonal angle in the female 7 both ends of BTB seat is fixed with and connects male 9 of row, be fixed with four group row needles 10 on connecting row male 9, the one end of row needle 10 is installed and is contacted inside and is connected needle 6 at spread groove 5. Through the public first 1 of BTB seat and the female first 7 of BTB seat of installing respectively on the PCBA that will be two sets of or multiunit needs to be connected, utilize the public first 1 of BTB seat and the female signal of 7 connections of the female PCBA board of BTB seat, be used for high-speed signal transmission and can guarantee the signal reliability, and set up female 2 of connection row and the public 9 of connection row with the help of the side of BTB seat, play the fixed action to PCBA, and connect the ground signal of two boards, improve EMI (electromagnetic interference), and simultaneously, the structure setting of female 2 of connection row and the public 9 of connection row, conveniently assemble.

Outer pin 4 that sets up on the public head 1 of BTB seat is connected with the PCBA board, is electric connection between PCBA board and the connecting pin 6. The outer pin 4 arranged on the BTB seat male head 1 is connected with the pin on the PCBA board, so that the circuit on the PCBA board can be connected with an external circuit through the BTB seat male head 1, the PCBA board can be connected with a ground signal through the connecting pin 6, and the EMI (electromagnetic interference) condition is improved.

Constitute detachable construction between public head 1 of BTB seat and the female head 7 of BTB seat, the female head 7 of BTB seat is connected with PCBA board through connecting pin 8. Through the connection between the male head 1 of the BTB seat and the female head 7 of the BTB seat, signals between two groups of PCBA boards needing to be connected can be connected, and the female head 7 of the BTB seat and the PCBA boards are connected through a connecting pin 8 to be connected with an electronic circuit.

The female connection row 2 adopts a rectangular 4pin interface, and the male connection row 9 forms a clamping structure with the female connection row 2 through a row needle 10. The pin header 10 arranged on the male connection row 9 and the female connection row 2 are used for installation and connection, and then the female connection row 2 and the male connection row 9 are assembled together, so that two groups of PCBA boards are connected with ground signals, and the EMI (electromagnetic interference) condition is improved. And similarly, the connection among a plurality of groups of PCBA boards can be realized.

The number and adjacent intervals of the connecting pins 8 are the same as those of the inner pins 3, and each group of connecting pins 8 and each group of inner pins 3 are in contact with each other. Through the corresponding matching connection between the connecting pins 8 and the inner pins 3, electronic circuits between the two groups of PCBA boards are communicated, and the control device can realize multiple functions by utilizing the combination of different PCBA boards.

The utility model discloses a theory of operation and use flow: the outer pin 4 arranged on the male head 1 of the BTB seat is aligned with the welding spot on the PCBA board, then the outer pin 4 and the welding spot on the PCBA are welded by using soldering tin, the male head 1 of the BTB seat is fixed on the PCBA, then the connecting row female parts 2 arranged at the two ends of the male head 1 of the BTB seat are welded with the welding spots on the PCBA board through the connecting pins 6, similarly, the male head 7 of the BTB seat is fixed on the other PCBA board, when the two PCBA boards are connected, the connection and assembly of the two groups of PCBA boards are realized by matching the male head 1 and the female head 7 of the BTB seat with the female connector 2 and the male connector 9 of the connector, the pins arranged on the male head 1 and the female head of the BTB seat are connected with an electronic circuit to carry out high-speed signal transmission, the stability of signals is ensured, and the two groups of PCBA boards are connected with ground signals by utilizing the connection of the pin headers 10 between the bus bars, so that the EMI (electromagnetic interference) condition is improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a novel board to board connecting device, public head (1) of BTB seat and the female head of BTB seat (7) on fixed different PCBA boards, its characterized in that: two oblique diagonal angles of the two ends of the BTB seat male head (1) are fixedly provided with a connecting row female head (2), a plurality of groups of inner pins (3) are arranged in a groove formed in the BTB seat male head (1), two sides of the BTB seat male head (1) are provided with outer pins (4) with the same number and the same interval as the inner pins (3), four groups of connecting grooves (5) are formed in the connecting row female head (2) in a penetrating manner, one side of the connecting row female head (2) is provided with a connecting pin (6), one end of the connecting pin (6) is positioned in the connecting groove (5), one end of the BTB seat female head (7) is arranged in the BTB seat male head (1), the BTB seat female head (7) is provided with a connecting pin (8), two oblique diagonal angles of the two ends of the BTB seat female head (7) are fixedly provided with a connecting row male head (9), and four groups of row pins (10) are fixedly arranged on the connecting row male head (9), one end of the pin header (10) is arranged inside the connecting groove (5) and is in contact with the connecting pin (6).

2. A novel board-to-board connection as claimed in claim 1, wherein: public head (1) of BTB seat is last to be set up outer pin (4) are connected with PCBA board, PCBA board with be electric connection between connecting pin (6).

3. A novel board-to-board connection as claimed in claim 1, wherein: public head of BTB seat (1) with constitute detachable construction between the public head of BTB seat (7), the public head of BTB seat (7) pass through connect pin (8) and PCBA board is connected.

4. A novel board-to-board connection as claimed in claim 1, wherein: female (2) of connection row adopts the 4pin interfaces of rectangle form, male (9) of connection row pass through arrange needle (10) with constitute the block structure between female (2) of connection row.

5. A novel board-to-board connection as claimed in claim 1, wherein: the number and adjacent intervals of the connecting pins (8) are the same as those of the inner pins (3), and each group of connecting pins (8) is in contact with each group of inner pins (3).