CN210324165U

CN210324165U - Novel capacitive touch screen integrated structure

Info

Publication number: CN210324165U
Application number: CN201921565441.0U
Authority: CN
Inventors: 李凯迪
Original assignee: Individual
Current assignee: Huangshi Oulang Electronic Technology Co Ltd
Priority date: 2019-09-19
Filing date: 2019-09-19
Publication date: 2020-04-14
Anticipated expiration: 2029-09-19

Abstract

The utility model provides a novel capacitive touch screen integrated structure, which comprises a mirror panel, a protective glass and a flexible circuit board, wherein the protective glass is fixed at the middle part of the front side of the mirror panel, the flexible circuit board is fixed at the lower end of the back side of the mirror panel, a shell is sleeved at the outer side of the mirror panel, an inner groove is arranged at the inner side of the mirror panel, an external glass slide is arranged at the right side of the inner groove, and a back plate is tightly laminated at the back side of the mirror panel, so that the novel capacitive touch screen integrated structure is suitable for application and production of a touch screen, the mirror panel, the protective glass and the flexible circuit board are installed from front to back through the integrated structure formed by the shell and the back plate in the structure, the strength of the touch screen structure is enhanced through a back T-shaped sheet and a plastic shell, the integrated structure formed by the shell and the back, avoid receiving external force factors such as falling, striking to lead to structural damage when using.

Description

Novel capacitive touch screen integrated structure

Technical Field

The utility model relates to a touch-sensitive screen technical field specifically is a novel capacitive touch screen integral type structure.

Background

The capacitive touch screen is intuitive to operate, relatively simple in structure, good in stability and mature in process, and therefore is increasingly applied to various digital devices.

However, when the conventional capacitive touch screen is especially directed at a small display screen, a mobile terminal electronic device and the like to complete a display function, the conventional capacitive touch screen is mostly in an assembly structure, the electronic device is assembled by dividing the internal and external screens and the display function is realized, although the applicability of the touch screen is improved, the electronic device is convenient to display and use, but the electronic device is in a use process, especially a mobile device, high-strength physical contact such as equipment falling, collision and the like is inevitable, the touch screen is easy to cause the phenomena of separation, disassembly, circuit short circuit and the like at the structural connection part in the process, and the normal use of the touch screen is influenced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a novel capacitive touch screen integral type structure, possess advantages such as simple structure, the structure is firm, the installation is dismantled conveniently, is suitable for, solved current capacitive touch screen structural strength low, fragile during the use, the relatively poor problem of suitability.

(II) technical scheme

For realize above-mentioned simple structure, the structure is firm, the installation is dismantled conveniently, be suitable for purpose such as, the utility model provides a following technical scheme: a novel capacitive touch screen integrated structure comprises a mirror surface plate, protective glass and a flexible circuit board, wherein the protective glass is fixed in the middle of the front face of the mirror surface plate, the flexible circuit board is fixed at the lower end of the back face of the mirror surface plate, a shell is sleeved on the outer side of the mirror surface plate, an inner groove is formed in the inner side of the mirror surface plate, an external glass slide is arranged on the right side of the inner groove, a back plate is tightly attached to the back face of the mirror surface plate, the shell is fixedly connected with the back plate, a plastic shell is sleeved on the left side of the back plate, the back plate is tightly attached to the mirror surface plate, a T-shaped piece is connected to the left side of the plastic shell in a clamped mode; the flexible circuit board is L-shaped, the connector is welded at the tail end of the outer side of the flexible circuit board, components are distributed at L-shaped folding angles of the flexible circuit board, a rubber sleeve is sleeved at the joint of the flexible circuit board and the mirror panel, and a slot is formed in the inner side wall of the shell.

The connector is composed of a 10X 10-specification golden finger and a square groove block, the golden finger in the connector is electrically connected with the flexible circuit board, and a 2mm thick steel plate is fixed on the back of the joint of the connector and the flexible circuit board.

Further advantage, shell and backplate formula structure as an organic whole, and the shell middle part is run through and is provided with the rectangle notch, protection glass and external slide all with shell rectangle notch inner wall joint.

Further, the T-shaped sheet is an insulating metal sheet, and four corners of the T-shaped sheet are fixedly connected with the back plate respectively.

Further advantage, the gum cover is a soft annular rubber ring, and the inboard lower extreme of gum cover closely laminates in shell lower limb.

Further advantage, the cotton pad left and right sides joint of backplate has the clamping piece, and the clamping piece is an insulated metal piece, the clamping piece is the rectangle and the back is equipped with the bar groove that 2mm is thick, and the inboard bar groove of clamping piece and inside groove intercommunication.

(III) advantageous effects

Compared with the prior art, the utility model provides a novel capacitive touch screen integral type structure possesses following beneficial effect:

1. compared with the traditional capacitive touch screen structure, the novel capacitive touch screen integrated structure has the advantages that the mirror panel, the protective glass and the flexible circuit board are installed from front to back through the integrated structure formed by the shell and the back plate in the structure, the touch screen body is used for lapping the circuit board and the touch control element of the touch screen through the inner groove notch formed between the shell and the back plate, the inner groove is sealed through the front protective glass and the external glass sheet, the structural strength of the back surface of the shell of the touch screen is further reinforced through the butt joint of the back plate, the back plastic shell and the T-shaped sheet, after the installation of the touch screen structure and equipment is completed, the structural strength of the touch screen structure is reinforced through the back T-shaped sheet and the plastic shell on the basis of ensuring the whole volume thickness of the touch screen, the structural strength of the touch screen is further ensured through the integrated structure formed by the shell and the back plate of the touch screen structure, the structure damage caused by external force factors such as falling, impact and the like during use is avoided;

2. meanwhile, the integrated structure of the capacitive touch screen is characterized in that the inner side of the integrated structure is provided with a backboard cotton pad and a clamping piece, the integrated structure is connected with a touch circuit and the touch screen circuit is assembled, the backboard is tightly attached to a mirror panel through the backboard cotton pad, the space in the internal groove structure of the touch screen is ensured to be tight, the situation that when the structure is influenced by external force, the collision between a redundant space and a screen and the damage of internal parts caused by the collision between circuits is avoided, the backboard and the backboard cotton pad are clamped through the clamping piece with a strip-shaped groove, and the intercommunication between the groove diameter of the strip-shaped groove and the internal groove space is realized, so that the flexible circuit board and the wiring in the capacitive touch screen are conveniently placed and fixed through the strip-shaped groove, the phenomenon that the structure is obtrusive due to the mismatching of the circuits and the screen after the touch screen is installed in the structure without the redundant space.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic diagram of the side view internal structure of the present invention.

Fig. 3 is a schematic view of the internal structure of the back of the present invention.

In the figure: the glass-type plastic packaging box comprises a mirror panel 1, protective glass 2, a flexible circuit board 3, a connector 4, an inner groove 5, a shell 6, a backboard 7, a plastic shell 8, a 9T-shaped sheet, an external glass sheet 10, a wire groove 11, a component 12, a rubber sleeve 13, a backboard cotton pad 14 and a backboard clamping sheet 15.

Detailed Description

The embodiments described below are only some embodiments of the present invention, but not all embodiments of the present invention, which are described in conjunction with the accompanying drawings of the embodiments of the present invention.

Referring to fig. 1-3, a novel capacitive touch screen integrated structure comprises a mirror panel 1, a protective glass 2 and a flexible circuit board 3, wherein the protective glass 2 is fixed at the middle of the front surface of the mirror panel 1, the flexible circuit board 3 is fixed at the lower end of the back surface of the mirror panel 1, a housing 6 is sleeved on the outer side of the mirror panel 1, an inner groove 5 is arranged at the inner side of the mirror panel 1 in a groove manner, an external glass slide 10 is arranged at the right side of the inner groove 5, a back plate 7 is tightly attached to the back surface of the mirror panel 1, the housing 6 is fixedly connected with the back plate 7, a plastic shell 8 is sleeved on the left side of the back plate 7, the back plate 7 is tightly attached to the mirror panel 1, a T-shaped sheet 9 is clamped at the left side of the plastic shell 8, a back plate cotton pad 14 is bonded to the inner wall surface of the mirror panel 1, the back plate cotton pad 14 is embedded at, the protective glass 2 can be thickened by embedding the external glass slide 10 on the inner side of the mirror panel 1, so that the structural strength of the front side of the touch screen is ensured, and the back side edges of the back panel 7 are respectively sleeved and fixed through the T-shaped plate 9 and the plastic shell 8; the flexible circuit board 3 is the L type, the terminal welding in 3 outsides of flexible circuit board has connector 4, 3L dog-ear of flexible circuit board all has distributed components and parts 12, flexible circuit board 3 has cup jointed gum cover 13 with mirror board 1 junction, 6 inside wall flutings of shell are provided with wire casing 11, install touch-control screen main screen in inside groove 5 and successively closely laminate with mirror board 1, communicate with flexible circuit board 3 during the installation, and the back is through the connector 4 and the butt joint of equipment circuit interface that 3 ends of flexible circuit board were equipped with.

In summary, the connector 4 is composed of a 10X 10-sized gold finger and a square groove block, the gold finger in the connector 4 is electrically connected with the flexible circuit board 3, a 2mm thick steel plate is fixed on the back of the joint of the connector 4 and the flexible circuit board 3, when the connector 4 is butted with an equipment line interface, the connector is clamped with the equipment interface through the direction groove block and tightly clamped with an equipment interface cable through the gold finger to complete the butting joint, the strength of the joint of the flexible circuit board 3 and the connector 4 is enhanced through the steel property of the thick steel plate, and the flexible circuit board 3 is prevented from being broken down.

The

shell

6 and 7 formula structures as an organic whole of backplate, and 6 middle parts of shell run through and be provided with the rectangle notch, cover glass 2 and external slide 10 all with 6 rectangle notch inner walls joints of shell, through the integral type structure that shell 6 and backplate 7 formed, compare in traditional package assembly, have higher structural strength to can cooperate the rectangle notch cell wall in the shell 6 and cover glass 2, external slide 10 looks joint, further consolidate the structural strength of touch-sensitive screen structure front end.

The T-shaped sheet 9 is an insulating metal sheet, four corners of the T-shaped sheet 9 are fixedly connected with the back plate 7 respectively, the structural strength of the back face of the back plate 7 is reinforced through the T-shaped sheet 9, the T-shaped sheet can be matched with the plastic shell 8 to be welded and fixed with an equipment installation position in the installation process of the touch screen, and the back plate 7 and the structure of the back plate are convenient to install and fix.

The gum cover 13 is a soft annular rubber ring, and the inboard lower extreme of gum cover 13 closely laminates in 6 lower limb of shell, completely cuts off the contact of flexible circuit board 3 with 6 edges of shell department through gum cover 13, avoids in the use

flexible circuit board

3 and 6 edges of shell constantly rub and lead to damaging.

The cotton 14 left and right sides joints that fill up of backplate has clamping piece 15, and clamping piece 15 is an insulated metal piece, clamping piece 15 is the rectangle and the back is equipped with the bar groove that 2mm is thick, and the inboard bar groove of clamping piece 15 and the intercommunication of inside groove 5, and accessible clamping piece 15 makes things convenient for touch-sensitive screen and equipment circuit to arrange in the structure in fixed backplate 7, the cotton 14 that fills up of backplate in the inboard bar groove, has improved the suitability of structure.

The mirror plate 1, the protective glass 2, the flexible circuit board 3, the connector 4, the internal groove 5, the shell 6, the backboard 7, the plastic shell 8, the 9T-shaped piece, the external glass slide 10, the wire groove 11, the component 12, the rubber sleeve 13, the backboard cotton pad 14 and the backboard clamping piece 15 which are applied in the embodiment can be obtained through market purchase or private customization.

The above embodiments are only used for further explanation of the present invention, and it is not understood that the present invention is limited by the protection scope of the present invention, and the technical engineers in the field are right according to the above contents of the present invention.

Claims

1. The utility model provides a novel capacitive touch screen integral type structure, includes mirror board (1), protective glass (2) and flexible circuit board (3), protective glass (2) are fixed in mirror board (1) front middle part, flexible circuit board (3) are fixed in mirror board (1) back lower extreme, its characterized in that: the mirror surface plate comprises a mirror surface plate (1), and is characterized in that a shell (6) is sleeved on the outer side of the mirror surface plate (1), an inner groove (5) is formed in the inner side of the mirror surface plate (1), an external glass slide (10) is arranged on the right side of the inner groove (5), a back plate (7) is tightly attached to the back surface of the mirror surface plate (1), the shell (6) is fixedly connected with the back plate (7), a plastic shell (8) is sleeved on the left side of the back plate (7), the back plate (7) is tightly attached to the mirror surface plate (1), a T-shaped piece (9) is clamped on the left side of the plastic shell (8), a back plate cotton pad (14) is bonded to the surface of the inner wall of the mirror surface plate (1); the flexible printed circuit board (3) is L type, the terminal welding in flexible printed circuit board (3) outside has connector (4), flexible printed circuit board (3) L dog-ear all has to distribute and has components and parts (12), flexible printed circuit board (3) and mirror board (1) junction have cup jointed gum cover (13), shell (6) inside wall fluting is provided with wire casing (11).

2. The integrated structure of the novel capacitive touch screen according to claim 1, wherein: connector (4) comprise the golden finger of 10X10 specification and square groove piece, and gold finger and flexible circuit board (3) electric connection in connector (4), connector (4) and flexible circuit board (3) junction back are fixed with the thick steel sheet of 2 mm.

3. The integrated structure of the novel capacitive touch screen according to claim 1, wherein: the glass protecting and protecting device is characterized in that the shell (6) and the back plate (7) are of an integrated structure, a rectangular notch is formed in the middle of the shell (6) in a penetrating mode, and the protecting glass (2) and the external glass sheet (10) are connected with the inner wall of the rectangular notch of the shell (6) in a clamping mode.

4. The integrated structure of the novel capacitive touch screen according to claim 1, wherein: the T-shaped sheet (9) is an insulating metal sheet, and four corners of the T-shaped sheet (9) are fixedly connected with the back plate (7).

5. The integrated structure of the novel capacitive touch screen according to claim 1, wherein: the rubber sleeve (13) is a soft annular rubber ring, and the lower end of the inner side of the rubber sleeve (13) is tightly attached to the lower edge of the shell (6).

6. The integrated structure of the novel capacitive touch screen according to claim 1, wherein: clamping pieces (15) are clamped on the left side and the right side of the backboard cotton pad (14), the clamping pieces (15) are insulating metal sheets, the clamping pieces (15) are rectangular, strip-shaped grooves with the thickness of 2mm are formed in the back faces of the clamping pieces, and the strip-shaped grooves in the inner sides of the clamping pieces (15) are communicated with the inner grooves (5).