CN220208032U

CN220208032U - Liquid crystal display module and electronic equipment

Info

Publication number: CN220208032U
Application number: CN202322146678.8U
Authority: CN
Inventors: 侯操
Original assignee: Chongqing Liangjiang Lianchuang Electronic Co ltd
Current assignee: Chongqing Liangjiang Lianchuang Electronic Co ltd
Priority date: 2023-08-10
Filing date: 2023-08-10
Publication date: 2023-12-19
Anticipated expiration: 2033-08-10

Abstract

The utility model provides a liquid crystal display module and electronic equipment, which comprise a PCB (printed circuit board), a first FPC (flexible printed circuit) board and a second FPC board, wherein the first FPC board and the second FPC board are respectively bound with the PCB, the first FPC board is connected with the second FPC board through a plug-in assembly, positioning punctuation is arranged in the PCB, and perforations are arranged on the first FPC board and/or the second FPC board, and the positioning punctuation corresponds to the perforation positions. Through this application, need not to carry out the pressfitting process and can will carry out the operation of binding of FPC and PCB board, still be favorable to improving simultaneously and bind off normal and arouse the bad problem of product.

Description

Liquid crystal display module and electronic equipment

Technical Field

The present utility model relates to the field of electronic devices, and in particular, to a liquid crystal display module and an electronic device.

Background

The liquid crystal display module is an electronic element for displaying images and characters, and is composed of one or more liquid crystal screens, and has the advantages of small volume, low power consumption, high reaction speed, capability of displaying various colors and capability of working at low temperature, so that the liquid crystal display module is widely applied to electronic equipment.

At present, the display screen adopting two IC driven middle-size generally includes PCB board and FPC board, because FPC board overlength, often need to pass through ACF (Anisotropic Conductive Film ) with FPC board pressfitting on the PCB board, bind with the PCB board again, cause the in-process at the preparation display screen to have increased the pressfitting process, simultaneously, at the pressfitting in-process, lead to the fact the damage to FPC easily, and bind the in-process, FPC board overlength, the tolerance also can correspondingly become big, also can lead to binding off-site easily and arouse the bad problem of product.

Disclosure of Invention

Based on the above, the present utility model is directed to a liquid crystal display module and an electronic device, so as to solve the drawbacks of the prior art.

In order to achieve the above purpose, the utility model provides a liquid crystal display module, which comprises a PCB board, a first FPC board and a second FPC board, wherein the first FPC board and the second FPC board are respectively bound with the PCB board, the first FPC board is connected with the second FPC board through a plug-in assembly, positioning punctuation is arranged in the PCB board, and perforations are arranged on the first FPC board and/or the second FPC board, and the positioning punctuation corresponds to the perforation positions.

The beneficial effects of the utility model are as follows: through setting up first FPC board and second FPC board to bind first FPC board and second FPC board respectively with the PCB board to and connect first FPC board and second FPC board through the grafting subassembly, be different from prior art, with replacing longer monolithic FPC board through two FPC boards, need not to carry out the pressfitting process and can will carry out the operation of binding of FPC and PCB board, still be favorable to improving simultaneously and bind the problem of off normal because of the FPC board is longer, in addition, utilize location punctuation and fenestrate cooperation to use, so that bind the problem that the off normal causes the product is being binded in-process can further be improved.

Preferably, the plugging assembly comprises a connector and a plugging finger, wherein the plugging finger is plugged in the connector, and the connector and the plugging finger are respectively arranged on the first FPC board and the second FPC board.

Preferably, the first FPC board and the second FPC board are parallel to the PCB board, respectively.

Preferably, two binding areas are arranged on the PCB, and the first FPC board and the second FPC board are respectively connected with the two binding areas one by one through golden fingers.

Preferably, the positioning mark point is located in the binding area, the first FPC board and the second FPC board are both located on the same side of the PCB board, and the first FPC board and the second FPC board are located on the same plane.

Preferably, the first FPC board and the second FPC board are both provided with bending areas, and the bending areas are close to the golden fingers.

Preferably, the liquid crystal display module further comprises display glass, and the display glass is located above the PCB.

In order to achieve the above object, the present utility model further provides an electronic device, which includes the above liquid crystal display module.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

Fig. 1 is a schematic structural diagram of a PCB board, a first FPC board and a second FPC board provided in a first embodiment of the present utility model in a first state;

fig. 2 is a schematic structural diagram of a PCB board, a first FPC board and a second FPC board in a second state according to the first embodiment of the present utility model;

fig. 3 is an enlarged view at a in fig. 2.

Description of main reference numerals:

PCB (printed circuit board)	10	Second FPC board	30
				Binding area	11	Plug-in finger	31
Locating punctuation	12	Perforation	32
				First FPC board	20	Golden finger	40
Connector with a plurality of connectors	21	Bending region	50

The utility model will be further described in the following detailed description in conjunction with the above-described figures.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Several embodiments of the utility model are presented in the figures. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-3, a liquid crystal display module according to a first embodiment of the present utility model includes a PCB board 10, a first FPC board 20 and a second FPC board 30.

Wherein: the first FPC board 20 and the second FPC board 30 bind with the PCB board 10 respectively, the first FPC board 20 and the second FPC board 30 are located on the same side of the PCB board 10, and the first FPC board 20 and the second FPC board 30 are located on the same plane, the first FPC board 20 and the second FPC board 30 are parallel to the PCB board 10, the first FPC board 20 is connected with the second FPC board 30 through the plug-in assembly, it can be understood that the traditional display screen adopting two IC driven middle-size is realized by only using a single FPC board, the FPC board is longer, before binding with the PCB board 10, the pressing procedure is needed to enable the FPC board and the PCB board to be pressed first, the strength of the FPC board is improved, then the FPC board and the PCB board 10 are bound, and in the application, the first FPC board 20 and the second FPC board 30 work together, the length of the single FPC board is shortened while the required functions are realized, the strength of the single FPC board can meet the requirements, thus the pressing procedure is not needed, the corresponding procedure is facilitated to be reduced, and the production efficiency is improved.

The back surface of the first FPC board 20 is located on the same side as the front surface of the second FPC board 30.

In this embodiment, two binding areas 11 are disposed on the PCB board 10, the first FPC board 20 and the second FPC board 30 are respectively connected with the two binding areas 11 one by one through the golden fingers 40, in order to enhance the binding accuracy, to improve the problem of binding offset of the first FPC board 20 or the second FPC board 30, a positioning mark 12 is disposed in the binding area 11 of the PCB board 10, the positioning mark 12 is in a dot-shaped structure, and the first FPC board 20 and/or the second FPC board 30 is provided with a perforation 22, after the binding is completed, the positioning mark 12 is disposed in the perforation 22, and it can be understood that in the binding process, the golden fingers 40 of the first FPC board 20 or the second FPC board 30 are aligned with the corresponding binding areas 11 of the PCB board 10, at this time, the positioning mark 12 can be observed through the perforation 22, and then the binding operation is performed to play a role in improving the binding accuracy, and it is required that the opening area of the perforation 22 is slightly larger than the surface area of the positioning mark 12.

It will be appreciated that the positioning mark 12 may be disposed in one of the binding regions 11, that is, the corresponding first FPC board 20 or the corresponding second FPC board 30 is provided with the corresponding through hole 22, and in other embodiments, the positioning mark 12 may be disposed in both binding regions 11, and the first FPC board 20 and the second FPC board 30 are provided with the through hole 22.

In this embodiment, the plugging assembly includes a connector 21 and a plugging finger 31, the connector 21 is located on the first FPC board 20, the plugging finger 31 is located on the second FPC board 30, and the plugging finger 31 is plugged into the connector 21, so that the first FPC board 20 is electrically connected with the second FPC board 30.

In this embodiment, the first FPC board 20 and the second FPC board 30 are both provided with a bending region 50, the bending region 50 is close to the golden finger 40 on the first FPC board 20 or the second FPC board 30, and the bending region 50 is used for bending.

In this embodiment, the liquid crystal display module further includes a display glass, the display glass is located above the PCB board 10, and a surface area of the display glass is larger than a surface area of the PCB board 10.

During implementation, through setting up first FPC board 20 and second FPC board 30 to bind first FPC board 20 and second FPC board 30 respectively with PCB board 10, and connect first FPC board 20 and second FPC board 30 through the grafting subassembly, be different from prior art, with the longer monolithic FPC board of substitution through two FPC boards, need not to carry out the pressfitting process and can bind the operation, still be favorable to improving simultaneously and lead to binding the problem of off normal because of the FPC board is longer, in addition, utilize the cooperation of location punctuation 12 and perforation 22 to use, in the binding process, can further improve and bind the off normal and lead to the bad problem of product.

It should be noted that the foregoing implementation process is only for illustrating the feasibility of the application, but this does not represent the only implementation process of the lcd module of the application, and may be any possible implementation of the lcd module of the application as long as the implementation process can be implemented.

The electronic device in the second embodiment of the utility model comprises the liquid crystal display module in the first embodiment.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing examples illustrate only a few embodiments of the utility model and are described in detail herein without thereby limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The utility model provides a liquid crystal display module, its characterized in that includes PCB board, first FPC board and second FPC board, first FPC board with the second FPC board respectively with the PCB board is binded, just first FPC board pass through the grafting subassembly with the second FPC board is connected, be equipped with the location punctuation in the PCB board, first FPC board and/or be equipped with the perforation on the second FPC board, the location punctuation with the perforation position corresponds.

2. The liquid crystal display module of claim 1, wherein the plugging assembly comprises a connector and a plugging finger, the plugging finger is plugged into the connector, and the connector and the plugging finger are respectively arranged on the first FPC board and the second FPC board.

3. The liquid crystal display module of claim 1, wherein the first FPC board and the second FPC board are parallel to each other with the PCB board, respectively.

4. The liquid crystal display module according to claim 1, wherein two binding areas are arranged on the PCB, and the first FPC board and the second FPC board are respectively connected with the two binding areas one by one through golden fingers.

5. The liquid crystal display module of claim 4, wherein the positioning mark point is located in the binding area, the first FPC board and the second FPC board are located on the same side of the PCB board, and the first FPC board and the second FPC board are located on the same plane.

6. The liquid crystal display module according to claim 4, wherein the first FPC board and the second FPC board are provided with bending areas, and the bending areas are close to the golden finger.

7. The liquid crystal display module of claim 1, further comprising a display glass positioned above the PCB.

8. An electronic device comprising the liquid crystal display module according to any one of claims 1 to 7.