CN216388058U

CN216388058U - Capacitive screen for tablet computer

Info

Publication number: CN216388058U
Application number: CN202122933038.2U
Authority: CN
Inventors: 吕岳
Original assignee: Shenzhen Qinrui Technology Co ltd
Current assignee: Shenzhen Qinrui Technology Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-04-26
Anticipated expiration: 2031-11-26

Abstract

The utility model belongs to the technical field of panel computers, and discloses a capacitive screen for a panel computer, which comprises a capacitive screen main body, wherein a protective edge is arranged on the periphery of the capacitive screen main body, a flexible circuit board is connected to one side of the bottom end of the capacitive screen main body, a protective component is arranged at the bottom end of the capacitive screen main body and positioned outside the flexible circuit board, the protective component comprises a first concave baffle and a second concave baffle which are symmetrically fixed, the open ends of the first concave baffle and the second concave baffle are opposite, the utility model can effectively avoid the flexible circuit board from being collided and damaged in the installation and maintenance process by additionally arranging the protective component and utilizing the first concave baffle and the second concave baffle to block the periphery of the flexible circuit board, wherein a gap is reserved between the first concave baffle and the second concave baffle, thereby being beneficial to heat dissipation on one hand and providing a space for maintenance on the other hand, in addition, the dust blocking cushion layer blocks the upper and lower ports of the gap, so that the dust can be prevented from entering the gap.

Description

Capacitive screen for tablet computer

Technical Field

The utility model belongs to the technical field of tablet computers, and particularly relates to a capacitive screen for a tablet computer.

Background

A tablet computer, also called a laptop computer, is a small-sized and portable personal computer, and uses a touch screen as a basic input device, and a touch screen (also called a digitizer technology) provided for the tablet computer allows a user to perform operations through a stylus or a digitizer pen instead of a conventional keyboard or a mouse, wherein a capacitive screen is an important part of the tablet computer, and generally refers to a capacitive touch screen, which operates by using current sensing of a human body.

But there is certain defect in present electric capacity screen, and the flexible line way board periphery of traditional electric capacity screen does not set up effectual protective structure, damages colliding with easily in installation and maintenance process, and in addition, the radiating effect of traditional electric capacity screen is not good, and the heat is difficult to dispel all around from electric capacity screen fast.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a capacitive screen for a tablet personal computer, which aims to solve the problems that an effective protection structure is not arranged and a flexible circuit board is easy to collide and damage in the installation, overhaul and maintenance processes in the background technology, and in addition, the traditional capacitive screen has poor heat dissipation effect and heat is difficult to quickly dissipate from the periphery of the capacitive screen.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a capacitive screen for panel computer, includes the capacitive screen main part, the periphery of capacitive screen main part is equipped with the safe edge, and is connected with the flexible circuit board bottom one side of capacitive screen main part, capacitive screen main part bottom and the outside that is located the flexible circuit board are equipped with protection component, protection component includes the first concave type baffle of symmetry fixed and the concave type baffle of second, the open end of first concave type baffle and the concave type baffle of second is relative, and leaves the clearance between the concave type baffle of first concave type baffle and the second, the shallow slot has all been seted up to the upper and lower wall of the concave type baffle of first concave type baffle and second, the inside of shallow slot bonds and has keeps off grey bed course.

Preferably, the inner side wall of the protective edge is provided with an embedded groove, and the bottom inside the embedded groove is bonded with a heat-conducting silica gel layer.

Preferably, the capacitive screen main body comprises a liquid crystal display layer, a glass substrate layer is bonded to the upper wall of the liquid crystal display layer, a sensing line plate layer is bonded to the upper wall of the glass substrate layer, and a protective layer is fixed to the upper wall of the sensing line plate layer.

Preferably, a toughened film layer is bonded on the upper surface wall of the protective layer.

Preferably, the inner surface walls of the first concave baffle and the second concave baffle are both fixed with cushions.

Preferably, the outer wall of the protective edge is in circular arc transition to form a circular arc part at a position close to the corner.

Compared with the prior art, the utility model has the beneficial effects that:

(1) according to the utility model, the protection assembly is additionally arranged, and the first concave baffle and the second concave baffle are used for blocking the periphery of the flexible circuit board, so that the flexible circuit board can be effectively prevented from being collided and damaged in the installation, overhaul and maintenance processes, wherein a gap is reserved between the first concave baffle and the second concave baffle, on one hand, the heat dissipation is facilitated, on the other hand, a space is provided for overhaul and maintenance, and in addition, the dust blocking cushion layer is used for blocking the upper port and the lower port of the gap, so that the entering of dust can be reduced.

(2) According to the utility model, the caulking groove and the heat-conducting silica gel layer are additionally arranged, when the capacitive screen main body is installed, the periphery of the capacitive screen main body is embedded into the caulking groove, the installation is convenient and stable, in addition, the outer side wall of the capacitive screen main body embedded into the caulking groove is contacted with the heat-conducting silica gel layer, and the heat can be rapidly dissipated from the periphery by utilizing the heat-conducting silica gel layer.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a schematic structural diagram of a capacitive screen body according to the present invention;

FIG. 3 is a cross-sectional view of a safe edge of the present invention;

FIG. 4 is a schematic structural view of the shield assembly of the present invention;

in the figure: 1. a capacitive screen body; 2. protecting edges; 3. a flexible circuit board; 4. a first concave baffle; 5. shallow-groove; 6. a liquid crystal display layer; 7. a glass substrate layer; 8. a sensing circuit board layer; 9. a protective layer; 10. tempering the film layer; 11. caulking grooves; 12. a heat conductive silica gel layer; 13. a second concave baffle; 14. a dust-blocking cushion layer; 15. a cushion pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: a capacitive screen for a tablet personal computer comprises a capacitive screen main body 1, wherein a protective edge 2 is arranged on the periphery of the capacitive screen main body 1, a flexible circuit board 3 is connected to one side of the bottom end of the capacitive screen main body 1, a protective assembly is arranged at the bottom end of the capacitive screen main body 1 and outside the flexible circuit board 3 and comprises a first concave baffle 4 and a second concave baffle 13 which are symmetrically fixed, the open ends of the first concave baffle 4 and the second concave baffle 13 are opposite, a gap is reserved between the first concave baffle 4 and the second concave baffle 13, shallow grooves 5 are formed in the upper wall and the lower wall of the first concave baffle 4 and the second concave baffle 13, a dust blocking cushion layer 14 is bonded inside the shallow grooves 5, the first concave baffle 4 and the second concave baffle 13 are used for blocking the periphery of the flexible circuit board 3, the flexible circuit board 3 can be effectively prevented from being collided and damaged in the installation, overhaul and maintenance processes, and the protective assembly comprises, a gap is reserved between the first concave baffle 4 and the second concave baffle 13, on one hand, heat dissipation is facilitated, on the other hand, a space is provided for maintenance, and in addition, the dust blocking cushion layer 14 is utilized to block the upper port and the lower port of the gap, so that dust can be reduced.

Further, caulking groove 11 has been seted up to the inside wall of safe edge 2, and the inside bottom of caulking groove 11 bonds has heat conduction silica gel layer 12, when installation electric capacity screen main part 1, with electric capacity screen main part 1 imbed all around to caulking groove 11 in can, simple to operate is stable, in addition, the lateral wall contact heat conduction silica gel layer 12 of electric capacity screen main part 1 utilizes heat conduction silica gel layer 12 can make the heat from scattering all around fast.

Further, capacitive screen main part 1 includes liquid crystal display layer 6, and the last wall bonding on liquid crystal display layer 6 has glass substrate layer 7, and the last wall bonding on glass substrate layer 7 has sensing line sheet layer 8, and sensing line sheet layer 8's last wall is fixed with inoxidizing coating 9, and the last wall bonding of inoxidizing coating 9 has tempering rete 10, and tempering rete 10 can effectively protect the capacitive screen, avoids the inner screen to damage.

Further, the inner surface walls of the first concave baffle 4 and the second concave baffle 13 are both fixed with a cushion pad 15, the cushion pad 15 has certain elasticity, and when the first concave baffle 4 and the second concave baffle 13 are pressed, the cushion pad 15 contacts the flexible circuit board 3, so that the buffering effect can be achieved, and the flexible circuit board 3 is prevented from being damaged by extrusion.

Further, the outer wall of the safe edge 2 is close to the arc transition of the corner position to form an arc part, and the arc part formed at the outer corner of the safe edge 2 can increase the comfort of holding and avoid collision caused by the tip.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a capacitive screen for panel computer which characterized in that: including capacitive screen main part (1), the periphery of capacitive screen main part (1) is equipped with safe edge (2), and bottom one side of capacitive screen main part (1) is connected with flexible circuit board (3), the outside that capacitive screen main part (1) bottom just is located flexible circuit board (3) is equipped with protection component, protection component is including the fixed first concave type baffle (4) of symmetry and the concave type baffle of second (13), the open end of first concave type baffle (4) and the concave type baffle of second (13) is relative, and leaves the clearance between the concave type baffle of first concave type baffle (4) and second (13), shallow slot (5) have all been seted up to the upper and lower wall of the concave type baffle of first concave type baffle (4) and second (13), the inside bonding of shallow slot (5) has ash blocking cushion layer (14).

2. The capacitive screen for the tablet personal computer according to claim 1, wherein: an embedding groove (11) is formed in the inner side wall of the protective edge (2), and a heat conduction silica gel layer (12) is bonded to the bottom of the inner portion of the embedding groove (11).

3. The capacitive screen for the tablet personal computer according to claim 2, wherein: the capacitive screen main body (1) comprises a liquid crystal display layer (6), a glass substrate layer (7) is bonded to the upper wall of the liquid crystal display layer (6), a sensing line plate layer (8) is bonded to the upper wall of the glass substrate layer (7), and a protective layer (9) is fixed to the upper wall of the sensing line plate layer (8).

4. The capacitive screen for the tablet personal computer according to claim 3, wherein: the upper surface wall of the protective layer (9) is bonded with a toughened film layer (10).

5. The capacitive screen for the tablet personal computer according to claim 4, wherein: and buffering pads (15) are fixed on the inner surface walls of the first concave baffle (4) and the second concave baffle (13).

6. The capacitive screen for the tablet personal computer according to claim 5, wherein: the outer surface wall of the protective edge (2) is in arc transition at the position close to the corner to form an arc part.