CN213368114U

CN213368114U - Touch FPC mounting structure and electronic equipment

Info

Publication number: CN213368114U
Application number: CN202022781818.5U
Authority: CN
Inventors: 龚晓晖
Original assignee: Wingtech Communication Co Ltd
Current assignee: Wingtech Communication Co Ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-06-04
Anticipated expiration: 2030-11-26

Abstract

The utility model discloses a touch FPC mounting structure and electronic equipment, the touch FPC mounting structure comprises a mainboard, a bracket, a front shell and a touch FPC; the bracket is fixedly connected with the main board, the bracket comprises an inner surface close to one side of the main board and an outer surface opposite to the inner surface, and the front shell and the bracket are relatively fixed and cover the outer side of the outer surface; touch FPC laminates on the surface of support, and is provided with the filling layer in the clearance that forms between touch FPC and the preceding shell, and touch FPC's one side is buckled and is formed a link of wearing to locate between support internal surface and the mainboard, and the link is connected on the mainboard. The utility model discloses simplifying the assembling process, having improved the efficiency of equipment, touch FPC and leg joint make its heavy surplus reduce, have reduced occupation space and the cost is reduced simultaneously, have improved the sensitivity and the stability of touch-control.

Description

Touch FPC mounting structure and electronic equipment

Technical Field

The utility model relates to the field of electronic technology, concretely relates to touch FPC mounting structure and electronic equipment.

Background

Along with the continuous development of science and technology, smart machine has been popularized in a large amount in people's daily work, life, and some electronic equipment need realize the touch function usually to satisfy more convenient operation requirement, for example current TWS earphone, touch function area need be add at the earphone back usually, with to the broadcast or the conversation of control music, promote the customer experience and the science and technology sense of earphone.

At present, in the structure of the TWS earphone, there is a fit gap between the touch FPC and the inner surface of the casing, which causes the problem of insufficient sensitivity of touch control, in order to improve the defect, the existing method is to attach the touch FPC to the inner surface of the casing, i.e. the touch FPC and the casing are assembled together first, then the connection end of the touch FPC is connected with the corresponding interface of the main board, in the actual assembly process, because one end of the touch FPC is connected with the main board and the other end is attached to and fixed on the inner surface of the casing, when the main board and the casing are assembled, the touch FPC needs to be turned over, therefore, the touch FPC is required to have a larger length, thus, after the assembly is completed, the deposition margin of the touch FPC is larger, which occupies more space inside the earphone, and the assembly process is more cumbersome and affects the assembly efficiency of.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a touch FPC mounting structure, it can simplify the equipment process, improves the packaging efficiency to reduce touch FPC's heavy surplus.

Another object of the present invention is to provide an electronic device.

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

the touch FPC mounting structure comprises a main board, a bracket, a front shell and a touch FPC;

the bracket is fixedly connected with the main board, the bracket comprises an inner surface close to one side of the main board and an outer surface opposite to the inner surface, and the front shell and the bracket are relatively fixed and cover the outer side of the outer surface;

the touch FPC is attached to the outer surface of the support, a filling layer is arranged in a gap formed between the touch FPC and the front shell, one side of the touch FPC is bent to form a connecting end penetrating between the inner surface of the support and the main board, and the connecting end is connected to the main board.

Preferably, the connecting end is connected with the main board through a connector fixed on the main board.

Preferably, the touch FPC is adhered to an outer surface of the support through a back adhesive.

Preferably, a concave position is arranged on the outer surface of the bracket, and the gum is arranged in the concave position.

Preferably, the touch FPC mounting structure further includes a rear case fixed together with the front case, and the main board and the bracket are both fixedly connected to the rear case.

Preferably, one end of the support is provided with a clamping groove, the other end of the support is provided with a through hole, a hook and a fixing column are arranged on the rear shell, the hook is clamped in the clamping groove, and the fixing column penetrates through the main board and then extends into the through hole.

In order to achieve the second purpose, the utility model adopts the following technical scheme:

electronic equipment, including above-mentioned touch FPC mounting structure.

In the assembling process of the utility model, the support is arranged on the mainboard, the touch FPC is attached to the support, so that the touch FPC is relatively fixed with the support and the mainboard when being assembled, the touch FPC is prevented from following the front shell, the assembling process is simplified, the assembling efficiency is improved, the touch FPC is connected with the support, the sinking margin is reduced, the occupied space is reduced, and the cost is reduced; and a filling layer is arranged between the touch FPC and the front shell, so that an air gap is eliminated, and the touch sensitivity and stability are improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic view of the installation of the present invention;

fig. 2 is a cross-sectional view of the present invention.

The reference numbers illustrate:

the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

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 efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

As shown in fig. 1 and 2, in order to provide a touch FPC mounting structure in the TWS of the present invention, the touch FPC mounting structure specifically includes a main board 20, a bracket 40, a front shell 11 and a touch FPC30, the bracket 40 is fixedly engaged with the main board 20, the bracket 40 may be directly connected to the main board 20, or the bracket 40 and the main board 20 may be fixed relatively by other components; the bracket 40 comprises an inner surface 42 positioned at the inner side and an outer surface 41 arranged opposite to the inner surface 42, wherein the inner surface 42 is a side surface close to the main board 20, the position of the front shell 11 relative to the bracket 40 and the main board 20 is fixed, the front shell 11 covers the outer side of the outer surface 41 of the bracket 40, and enough space is reserved between the outer surface 41 and the inner wall of the front shell 11; the main body portion of the touch FPC30 is attached to the outer surface 41 of the holder 40, that is, the touch FPC30 is placed in the space, and a gap is formed between the touch FPC30 and the inner wall of the front case 11, and the filling layer 301 is provided in the gap; one side of the touch FPC30 is bent downward by 180 degrees to form a connection end 31, and the connection end 31 is inserted between the inner surface 42 of the bracket 40 and the main board 20 and connected to the main board 20.

In a preferred embodiment, the touch FPC30 of the present invention is bonded to the outer surface 41 of the bracket 40 by the adhesive backing 302. During assembly, the connecting end 31 of the touch FPC30 is connected to the main board 20, the bracket 40 is fixed to the main board 20, the main body of the touch FPC30 is adhered to the outer surface 41 of the bracket 40 through the back adhesive 302, so that the touch FPC30 is relatively fixed to the bracket 40 and the main board 20, then, glue is applied to the touch FPC30, the front shell 11 is assembled before the glue is cured, the whole body formed by the front shell 11, the touch FPC30, the bracket 40 and the main board 20 maintains pressure, the filling layer 301 is formed after the glue is cured, the touch FPC30 is adhered to the inner wall of the front shell 11, and an air gap between the touch FPC30 and the front shell 11 is avoided.

It should be noted here that the above-mentioned filling layer 301 is not limited to be formed by filling glue, and may be other materials as long as the air gap between the touch FPC30 and the front case 11 can be eliminated to ensure the sensitivity and stability of touch.

In the present invention, the connection end 31 of the touch FPC30 may be connected to the main board 20 through the connector 50 fixed on the main board 20.

In another preferred embodiment, the touch FPC30 is adhered to the outer surface 41 of the bracket 40 by the adhesive 302, and in order to save the internal space, a recess is further formed on the outer surface 41 of the bracket 40, and the adhesive 302 is placed in the recess.

The touch FPC mounting structure of the present invention further includes a rear case 12, the rear case 12 is fixedly connected to the front case 11, when assembling, the main board 20 is mounted on the rear case 12 first, and in the pressure maintaining process of the front case 11 and the touch FPC, the front case 11 and the rear case 12 are pressed together, and the sealing property of the matching portion of the front case 11 and the rear case 12 is maintained; mainboard 20 and support 40 are all fixed on backshell 12, and is concrete, are provided with draw-in groove 43, the through-hole has been seted up to the other end at the one end of support 40, and the position that corresponds draw-in groove 43 on backshell 12 sets up a couple 121, and the position that corresponds the through-hole sets up a fixed column 122, and couple 121 joint is in draw-in groove 43, and fixed column 122 passes mainboard 20 from lower supreme and stretches into in the through-hole, so, fixes mainboard 20, support 40 on backshell 12.

The utility model discloses an electronic equipment includes foretell touch FPC mounting structure, and it is not only limited to foretell TWS earphone, can also be cell-phone, panel computer and intelligent wearing equipment etc..

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. The touch FPC mounting structure is characterized by comprising a main board, a support, a front shell and a touch FPC;

2. The touch FPC mounting structure of claim 1, wherein the connection terminal is connected to the main board through a connector fixed to the main board.

3. The touch FPC mounting structure of claim 1, wherein the touch FPC is adhered to an outer surface of the bracket by a back adhesive.

4. The touch FPC mounting structure of claim 3, wherein the bracket has a recess disposed on an outer surface thereof, the adhesive being disposed in the recess.

5. The touch FPC mounting structure of claim 1, further comprising a rear housing fixed together with the front housing, the main board and the bracket being fixedly attached to the rear housing.

6. The touch FPC mounting structure of claim 5, wherein one end of the bracket is provided with a clamping groove, the other end of the bracket is provided with a through hole, the rear shell is provided with a hook and a fixing column, the hook is clamped in the clamping groove, and the fixing column penetrates through the mainboard and then extends into the through hole.

7. An electronic device characterized by comprising the touch FPC mounting structure of any one of claims 1 to 6.