CN210807799U

CN210807799U - PCB board connection structure

Info

Publication number: CN210807799U
Application number: CN201920395635.4U
Authority: CN
Inventors: 董泉; 梁戈; 陈诚
Original assignee: Jiage Technology Zhejiang Co ltd
Current assignee: Jiage Technology Zhejiang Co ltd
Priority date: 2019-03-27
Filing date: 2019-03-27
Publication date: 2020-06-19
Anticipated expiration: 2029-03-27

Abstract

The utility model provides a PCB board connecting structure, which comprises a first PCB board, a second PCB board, a third PCB board and a fourth PCB board; the first PCB, the second PCB, the third PCB and the fourth PCB form a quadrilateral touch control surface; the first PCB, the second PCB, the third PCB and the fourth PCB are respectively provided with an infrared lamp, and the transmitting/receiving direction of the infrared lamp is vertical to the first PCB, the second PCB, the third PCB and the fourth PCB; the arrangement direction and the transmitting/receiving direction of the infrared lamps are parallel to the touch surface at the same time. The utility model discloses in the PCB board connection structure who proposes, the PCB board that places the level among the prior art sets up immediately, makes PCB board place plane perpendicular to touch-control face, and the corresponding frame width that makes the infrared touch frame that corresponds the installation narrows down.

Description

PCB board connection structure

Technical Field

The utility model relates to an electron field especially relates to a PCB board connection structure.

Background

The infrared touch screen is composed of infrared transmitting and receiving sensing elements arranged on an outer frame of the touch screen, an infrared detection network is formed on the surface of the screen, an object (such as a finger) for touch operation can change the infrared ray of a contact, and then the coordinate position of touch is obtained through photoelectric conversion processing to realize the response of the touch operation.

The PCB boards in the existing infrared touch frame are spliced to form a frame-shaped structure, and because two adjacent PCB boards are connected at the side end surface after being flattened, namely the PCB boards are parallel to a touch plane, when the PCB boards are arranged in the touch frame, the width of the touch frame depends on the width of the PCB boards. Due to the limitation of the PCB components and the circuit, the PCB cannot be very narrow, and the touch frame cannot be correspondingly very narrow.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a PCB board connection structure of setting upright makes PCB board place plane perpendicular to touch-control plane, width size when reducing the frame shape.

In order to achieve the above object, the utility model provides a PCB board connection structure, include:

the PCB comprises a first PCB, a second PCB, a third PCB and a fourth PCB; the first PCB, the second PCB, the third PCB and the fourth PCB form a quadrilateral touch control surface;

the first PCB, the second PCB, the third PCB and the fourth PCB are respectively provided with an infrared lamp, and the transmitting/receiving direction of the infrared lamp is vertical to the first PCB, the second PCB, the third PCB and the fourth PCB; the arrangement direction and the transmitting/receiving direction of the infrared lamps are parallel to the touch surface at the same time.

Further, in the PCB connection structure, the first PCB is connected to the second PCB in a flexible connection manner or a hard connection manner, the second PCB is connected to the third PCB in a flexible connection manner or a hard connection manner, and the third PCB is connected to the fourth PCB in a flexible connection manner or a hard connection manner.

Further, in the PCB connection structure, the fourth PCB is connected to the first PCB in a flexible connection manner or a hard connection manner.

Further, in the PCB board connection structure, the hard connection mode is a connection structure that is inserted and connected by a male socket and a female socket in a matching manner, and the soft connection mode is a connection structure that is connected by an FFC flexible flat cable.

Further, in the PCB board connection structure, the male base is a single row of pins, and the female base is a single row of female pins.

Furthermore, in the PCB board connection structure, the single row of pins are patch pins or dp pins.

Further, in the PCB connecting structure, the male seat is N rows of pins, the female seat is N rows of female pins, and N is an integer greater than 1.

Furthermore, in the PCB connecting structure, the N rows of pins are patch pins and/or DIP pins.

Further, in the PCB panel connection structure, the quadrangle is rectangular.

Compared with the prior art, the beneficial effects of the utility model are mainly embodied in that: the PCB which is horizontally arranged in the prior art is vertically arranged, so that the plane where the PCB is located is perpendicular to the touch control surface, and the width of the frame of the correspondingly installed infrared touch frame is correspondingly narrowed.

Drawings

Fig. 1 and 2 are schematic structural views of a PCB board connection structure according to a first embodiment;

fig. 3a to 3c are schematic structural views of a PCB board connection structure according to a second embodiment;

fig. 4a to 4c are schematic structural views of a PCB board connection structure in a third embodiment;

fig. 5a to 5c are schematic structural views of a PCB board connection structure in a fourth embodiment.

Detailed Description

The PCB board connecting structure of the present invention will be described in more detail with reference to the schematic drawings, in which preferred embodiments of the present invention are shown, it being understood that those skilled in the art can modify the present invention described herein, while still achieving the advantageous effects of the present invention. Accordingly, the following description should be construed as broadly as possible to those skilled in the art and not as limiting the invention.

In the description of the present invention, it should be noted that, for the orientation words, if there are terms such as "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and positional relationship indicated are based on the orientation or positional relationship shown in the drawings, and only for the convenience of describing the present invention and simplifying the description, it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and not be construed as limiting the specific scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the invention, "at least" means one or more unless specifically defined otherwise.

The invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become more apparent from the following description. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention.

As shown in fig. 1 and fig. 2, the utility model provides a PCB connecting structure, which comprises a first PCB 11, a second PCB 12, a third PCB 13 and a fourth PCB 14, wherein the first PCB 11, the second PCB 12, the third PCB 13 and the fourth PCB 14 are sequentially connected end to form a quadrilateral touch control surface 2; the first PCB 11, the second PCB 12, the third PCB 13 and the fourth PCB 14 are all perpendicular to the touch surface 2. The first PCB 11, the second PCB 12, the third PCB 13 and the fourth PCB 14 are respectively provided with an infrared lamp (not shown in the figure), and the transmitting/receiving direction of the infrared lamp is perpendicular to the first PCB 11, the second PCB 12, the third PCB 13 and the fourth PCB 14; the arrangement direction and the transmitting/receiving direction of the infrared lamps are parallel to the touch surface 2.

How to connect the communication between first PCB board, second PCB board, third PCB board and the fourth PCB board, the utility model discloses do not do the restriction to this. Namely, the flexible connection or the hard connection, or both the flexible connection and the hard connection are adopted within the protection scope of the present invention.

The utility model discloses preferred flexible coupling selects for use FFC soft arranging wire, hard connection to select for use public seat and female seat cooperation to peg graft, but is not limited to here. Some examples are listed below to explain this.

[ EXAMPLES one ]

The first PCB 11, the second PCB 12, the third PCB 13 and the fourth PCB 14 are connected in sequence in a flexible connection mode.

Namely, one end of the first PCB 11 is connected to one end of the second PCB 12 through the FFC flex cable 3,

the other end of the second PCB 12 is connected to one end of the third PCB 13 via the FFC flex cable 3,

the other end of the third PCB 13 is connected to one end of the fourth PCB 14 via the FFC flex cable 3,

as shown in fig. 1 and 2, the fourth PCB 14 and the first PCB 11 can be connected or not according to actual situations.

[ example two ]

As shown in fig. 3a, 3b and 3C, the present embodiment only differs from the first embodiment in the connection manner among the first PCB 11, the second PCB 12, the third PCB 13 and the fourth PCB 14.

Specifically, the first PCB 11, the second PCB 12, the third PCB 13 and the fourth PCB 14 are sequentially connected in a hard connection manner, and the hard connection manner is a connection structure that is inserted and connected in a matching manner through the male socket 41 and the female socket 42.

As shown in fig. 3a, the following arrangement is formed:

one end of the first PCB 11 provided with the male socket 41 is connected with one end of the second PCB 12 provided with the female socket 42,

the second PCB board 12 is equipped with male seat 41 one end and meets with the one end that third PCB board 13 was equipped with female seat 42, and the third PCB board 13 is equipped with male seat 41 one end and meets with the one end that fourth PCB board 14 was equipped with female seat 42, and fourth PCB board 14 does not meet with first PCB board 11.

As shown in fig. 3b, the positions of the male socket 41 and the female socket 42 are exchanged to form the following arrangement:

one end of the first PCB 11 provided with the female seat 42 is connected with one end of the second PCB 12 provided with the male seat 41, one end of the second PCB 12 provided with the female seat 42 is connected with one end of the third PCB 13 provided with the male seat 41, one end of the third PCB 13 provided with the female seat 42 is connected with one end of the fourth PCB 14 provided with the male seat 41,

the fourth PCB 14 does not meet the first PCB 11.

As shown in fig. 3c, the following arrangement is formed:

when communication between the fourth PCB 14 and the first PCB 11 is required,

one end of the second PCB 12 provided with the male socket 41 is connected with one end of the third PCB 13 provided with the female socket 42,

one end of the third PCB 13 provided with the male socket 41 is connected with one end of the fourth PCB 14 provided with the female socket 42,

the end of the fourth PCB 14 with the male socket 41 is connected to the end of the first PCB 11 with the female socket 42.

It should be noted that, as described above, the positions of the male socket 41 and the female socket 42 are exchanged, and the connection of the first PCB 11, the second PCB 12, the third PCB 13 and the fourth PCB 14 is still established.

In the above 3 connection modes, the male seat 41 may select a single row of pins according to actual conditions, and the corresponding matching female seat 42 is a single row of female. N rows of pins and N rows of nuts can also be selected, wherein N is an integer greater than 1. Preferably, the pins of the male socket 41 are patch pins and/or DI P pins.

[ EXAMPLE III ]

As shown in fig. 4a, 4b and 4c, the present embodiment only differs from the first embodiment in the connection manner among the first PCB 11, the second PCB 12, the third PCB 13 and the fourth PCB 14.

As shown in fig. 4a, the following arrangement is formed:

the second PCB board 12 is provided with the female seat 42 other end and is equipped with public seat 41 one end with third PCB board 13 and meets, and third PCB board 13 is equipped with public seat 41 other end and is equipped with female seat 42 one end with fourth PCB board 14 and meets, and fourth PCB board 14 does not meet with first PCB board 11.

As shown in fig. 4b, the positions of the male socket 41 and the female socket 42 are exchanged to form the following arrangement:

one end of the first PCB 11 provided with the female socket 42 is connected with one end of the second PCB 12 provided with the male socket 41,

the second PCB board 12 is provided with a male seat 41 and the other end is provided with a female seat 42 with the third PCB board 13 to meet, the third PCB board 13 is provided with a female seat 42 and the other end is provided with a male seat 41 with the fourth PCB board 14 to meet, and the fourth PCB board 14 is not connected with the first PCB board 11.

As shown in fig. 4c, the following arrangement is formed:

when communication between the fourth PCB 14 and the first PCB 11 is required,

the other end of the second PCB 12 provided with the female seat 42 is connected with one end of the third PCB 13 provided with the male seat 41, the other end of the third PCB 13 provided with the male seat 41 is connected with one end of the fourth PCB 14 provided with the female seat 42,

the fourth PCB 14 is provided with a female socket 42 at the other end thereof and is connected with the first PCB 11 at the other end thereof provided with a male socket 41.

[ EXAMPLE IV ]

As shown in fig. 5a to 5c, the difference from the first, second and third embodiments is that the first PCB 11, the second PCB 12, the third PCB 13 and the fourth PCB 14 of the present embodiment are simultaneously used for soft connection and hard connection.

As shown in fig. 5a, the first PCB 11, the second PCB 12, the third PCB 13 and the fourth PCB 14 are connected by hard connection at two ends and soft connection at one end;

as shown in fig. 5b, the first PCB 11, the second PCB 12, the third PCB 13 and the fourth PCB 14 are connected by soft connection at two ends and hard connection at one end;

as shown in fig. 5c, the illustration shows the case where both ends of the second PCB 12 are male sockets.

To sum up, the utility model discloses in the PCB board connection structure who provides, the PCB board that places the level among the prior art sets up immediately, makes PCB board place plane perpendicular to touch-control face, and the corresponding frame width that makes the infrared touch frame that corresponds the installation narrows down.

The above description is only for the preferred embodiment of the present invention, and does not limit the present invention. Any technical personnel who belongs to the technical field, in the scope that does not deviate from the technical scheme of the utility model, to the technical scheme and the technical content that the utility model discloses expose do the change such as the equivalent replacement of any form or modification, all belong to the content that does not break away from the technical scheme of the utility model, still belong to within the scope of protection of the utility model.

Claims

1. A PCB board connection structure, comprising:

2. The PCB board connecting structure of claim 1, wherein the first PCB board and the second PCB board are connected by a soft connection manner or a hard connection manner; the second PCB is connected with the third PCB in a soft connection mode or a hard connection mode; the third PCB is connected with the fourth PCB in a soft connection mode or a hard connection mode.

3. The PCB board connection structure of claim 2, wherein the fourth PCB board is connected to the first PCB board by a soft connection manner or a hard connection manner.

4. The PCB board connection structure of claim 2 or 3, wherein the hard connection mode is a connection structure that is matched and plugged through a male socket and a female socket, and the soft connection mode is a connection structure that is connected through an FFC flexible flat cable.

5. The PCB board connecting structure of claim 4, wherein the male socket is a single row of pins, and the female socket is a single row of female.

6. The PCB board connection structure of claim 5, wherein the single row of pins are patch pins or DIP pins.

7. The PCB board connecting structure of claim 4, wherein the male seat is N rows of pins, the female seat is N rows of female pins, and N is an integer greater than 1.

8. The PCB board connection structure of claim 7, wherein the N rows of pins are patch pins and/or DIP pins.

9. The PCB panel connecting structure of claim 1, wherein the quadrangle shape is a rectangle.