CN209962233U

CN209962233U - Touch screen

Info

Publication number: CN209962233U
Application number: CN201920865139.0U
Authority: CN
Inventors: 朱继兵; 朱亮
Original assignee: Hunan Jingweibo Technology Co Ltd
Current assignee: Hunan Jingweibo Technology Co Ltd
Priority date: 2019-06-11
Filing date: 2019-06-11
Publication date: 2020-01-17
Anticipated expiration: 2029-06-11

Abstract

The utility model discloses a touch screen, including the frame, the frame includes first frame, the second frame, first frame is connected with the second frame, the mounting groove has been seted up on the second frame internal surface, the mounting groove is provided with 4 and end to end in proper order, the embedding is provided with the screen body in the mounting groove, run through on the second frame and be equipped with at least one vertical ventilation hole, first frame, horizontal ventilation hole has all been seted up on the second frame, and horizontal ventilation hole on the first frame and the second frame is coaxial, be equipped with the recess on the second frame, be provided with the rupture membrane in the recess. The utility model discloses a set up the ventilated membrane, can avoid impurity such as external dust to have played the guard action to the circuit board in entering into the screen body circuit board through the ventilation hole, set the ventilated membrane to semicircular, crisscross setting in the ventilation hole, can guarantee the circulation speed of the air current in the ventilation hole, through setting up the explosion-proof piece, make it possess explosion-proof function, the user of being convenient for uses.

Description

Touch screen

Technical Field

The utility model relates to a touch-sensitive screen technical field especially relates to a touch-sensitive screen.

Background

The touch screen is also called as touch screen or touch panel, and is an inductive liquid crystal display device capable of receiving input signals of a touch head and the like, when a graphical button on the screen is touched, a touch feedback system on the screen can drive various connecting devices according to a pre-programmed program, so that the touch screen can be used for replacing a mechanical button panel, and vivid video and audio effects can be produced by a liquid crystal display picture. As a latest computer input device, the touch screen is the simplest, convenient and natural man-machine interaction mode at present. The multimedia interactive device gives the multimedia a brand-new appearance and is a brand-new multimedia interactive device with great attractiveness. The touch screen has a very wide application range in China, and is mainly used for inquiring public information; such as business inquiry of departments of telecommunication bureau, tax bureau, bank, electric power and the like; inquiring information of city streets; in addition, the system is applied to leadership office work, industrial control, military command, electronic games, song and dish ordering, multimedia teaching, real estate pre-sale and the like. In the future, touch screens are also required to be walked into the home. The computer greatly simplifies the use of the computer, even if no one knows the computer, the computer can be convinced and chosen, and the computer shows greater charm. The problem that computers in the public information market cannot solve is solved. At present, special circumstances can appear when current touch-sensitive screen uses, because it can appear broken situation under the condition of collision or dropping for the glass preparation to if can also lead to the fact the injury to the user by the careless meeting of user after the breakage, still more troublesome and because the circuit board during operation on the touch-sensitive screen can produce the heat when changing the touch-sensitive screen, often the unable timely discharge of heat leads to touch-sensitive screen high temperature to damage the circuit board.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides a touch screen, includes the frame, the frame includes first frame, second frame, first frame is connected with the second frame, the mounting groove has been seted up on the second frame internal surface, the mounting groove is provided with 4 and end to end in proper order, the embedding is provided with the screen body in the mounting groove, it is equipped with at least one vertical ventilation hole to run through on the second frame, horizontal ventilation hole has all been seted up on first frame, the second frame, and horizontal ventilation hole on the first frame and the second frame is coaxial, be equipped with the recess on the second frame, be provided with the rupture membrane in the recess.

Preferably, the cross section of the mounting groove is of a convex structure, and a cushion pad is arranged in the mounting groove.

Preferably, the first outer frame is provided with a positioning hole, the second outer frame is provided with a positioning upright post, and the positioning upright post is connected with the positioning hole.

Preferably, all be equipped with the ventilated membrane in horizontal ventilation hole, the vertical ventilation hole, be equipped with the bulge loop of installation ventilated membrane in horizontal ventilation hole, the vertical ventilation hole, the ventilated membrane bonds and fixes on the bulge loop.

Preferably, the lateral vent and the vertical vent are arranged in a circular and/or square shape.

Preferably, two breathable films are arranged in each ventilation hole, the breathable films are respectively bonded on the upper side surface and the lower side surface of the convex ring, and the two breathable films are semicircular and are arranged on the convex ring in a staggered mode.

Preferably, the second outer frame is provided with a heat conduction layer, and the heat conduction layer is made of a heat conduction polyester coating layer material.

Preferably, the distance between the explosion-proof membrane and the surface of the screen body is set to be 0.1 mm.

The utility model has the advantages that

(1) The utility model discloses a set up the ventilated membrane, can avoid impurity such as external dust to have played the guard action to the circuit board in entering into the screen body circuit board through the ventilation hole, set the ventilated membrane to semicircular, crisscross setting in the ventilation hole, can guarantee the circulation speed of the air current in the ventilation hole.

(2) The utility model discloses a set up the heat-conducting layer, because the touch-sensitive screen body has the circuit board, the circuit board can produce the heat at the during operation, at circuit board during operation, the heat-conducting layer can play supplementary radiating function, avoid the circuit board overheat phenomenon to appear, the fault rate of circuit board has been reduced, the security performance of circuit board when using has been improved simultaneously, the heat polyester dope layer is formed by the even coating of heat conduction polyester coating, heat conduction polyurethane has very excellent adhesive force, heat conductivity and solidification properties, coefficient of heat conductivity reaches 2.2W/(m.K), be the heat conduction coating that the performance known at present is very excellent, can play very good heat conduction effect.

(3) The utility model discloses a set up the blotter on the one hand and can prevent that the screen body from causing wearing and tearing to scrape the flower with frame direct contact, on the other hand can prevent the utility model discloses screen body and frame collision damage in handling have improved shockproof effect.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a schematic view of a first outer frame structure.

Fig. 3 is a schematic diagram of a second outer frame structure.

Fig. 4 is a sectional view of the structure of the present invention.

Fig. 5 is a schematic view of the internal structure of the vent hole.

Description of reference numerals: 1-outer frame, 101-first frame, 102-second frame, 2-screen, 3-mounting groove, 4-buffer pad, 6-explosion-proof sheet, 7-heat conduction layer, 8-vertical vent hole, 9-transverse vent hole, 10-convex ring, 11-breathable film, 12-positioning hole, and 13-positioning upright post.

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 work belong to the protection scope of the present invention.

Example 1

As shown in fig. 1 to 5, a touch screen comprises an outer frame 1, wherein the outer frame 1 comprises a first outer frame 101 and a second outer frame 102, the first outer frame 101 is connected with the second outer frame 102, a mounting groove 3 is formed in the inner surface of the second outer frame 102, the cross section of the mounting groove 3 is of a convex structure, a buffer pad 4 is adhered and connected in the mounting groove 3, 4 mounting grooves 3 are sequentially connected end to end, a screen body 2 is embedded in the mounting groove 3, four sides of the screen body 2 are wrapped in the buffer pad 4, the buffer pad 4 can prevent the screen body 2 from directly contacting with the outer frame 1 to cause abrasion and scratching on one hand, and can prevent the screen body 2 from colliding with the outer frame 1 and damaging in the carrying process, so that the shockproof effect is improved; the first outer frame 101 is provided with a positioning hole 12, the second outer frame 102 is provided with a positioning upright post 13, and the positioning upright post 13 is connected with the positioning hole 12, so that the first outer frame 101 and the second outer frame 102 can be conveniently fixed; at least one vertical vent hole 8 is arranged on the second outer frame 102 in a penetrating manner, transverse vent holes 9 are formed in the first outer frame 101 and the second outer frame 102 respectively, the transverse vent holes 9 in the first outer frame 101 are coaxial with the transverse vent holes 9 in the second outer frame 102, the transverse vent holes 9 and the vertical vent holes 8 are circular, air-permeable films 11 are arranged in the transverse vent holes 9 and the vertical vent holes 8 respectively, and the air-permeable films 11 are arranged in the vent holes, so that impurities such as external dust can be prevented from entering the circuit board of the screen body 2 through the vent holes, and the circuit board is protected; the

vent holes

9 and 8 are internally provided with convex rings 10 for installing breathable films, the breathable films 11 are fixedly bonded on the convex rings 10, two breathable films 11 are arranged in each vent hole, the breathable films 11 are respectively bonded on the upper side surface and the lower side surface of the convex rings 10, the two breathable films 11 are semicircular and are arranged on the convex rings 10 in a staggered manner, the breathable films 11 are very conveniently installed, the fixation of the breathable films 11 and the vent holes can be stably realized, the breathable films 11 are prevented from falling out of the vent holes when in use, the reliability of the utility model is improved, the breathable films 11 are semicircular and are arranged in the vent holes in a staggered manner, the circulation speed of airflow in the vent holes can be ensured, the second outer frame 102 is provided with a groove, the explosion-proof film 6 is arranged in the groove, and the distance between the explosion-proof film 6 and the surface of the screen body 2 is set to be 0.1mm, through setting up certain intermittent type between rupture membrane 6 and the screen body 2, the heat dissipation of the screen body 2 of being convenient for further on the one hand, on the other hand makes it have blast proof function.

Example 2

The present embodiment is further optimized on the basis of embodiment 1, and specifically, a heat conducting layer 7 is disposed on the second outer frame 102, and the heat conducting layer 7 is made of a heat conducting polyester coating layer material.

This embodiment is through setting up heat-conducting layer 7, because the touch-sensitive screen body 2 has the circuit board, the circuit board can produce the heat at the during operation, at circuit board during operation, heat-conducting layer 7 can play supplementary radiating function, avoid the circuit board overheat phenomenon to appear, the fault rate of circuit board has been reduced, the security performance of circuit board when using has been improved simultaneously, the heat polyester dope layer is formed by the even coating of heat conduction polyester coating, heat conduction polyurethane has very excellent adhesive force, heat conductivity and curing properties, coefficient of heat conductivity reaches 2.2W/(m.K), be the heat conduction coating that the performance known at present is very excellent, can play very good heat conduction effect.

Principle of operation

The utility model relates to a touch screen, each part is installed as shown in figures 1-5, when in use, the screen body 2 is firstly embedded into the installation groove 3 arranged on the second outer frame 102, and then the positioning support 13 on the second outer frame 102 and the positioning hole 12 of the first outer frame 101 realize the combined fixation of the outer frame 1; the touch-sensitive screen is at the during operation, and the ventilation hole can be convenient for the produced hot-air of circuit board work on the screen body 2 and discharge, and the ventilation opening transversely with vertical setting be convenient for the better discharge of hot-air, heat-conducting layer 7 further plays fine guide to the heat, the thermal effluvium of the circuit board of further being convenient for.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A touch screen is characterized by comprising an outer frame (1), wherein the outer frame (1) comprises a first outer frame (101) and a second outer frame (102), the first outer frame (101) is connected with the second outer frame (102), the inner surface of the second outer frame (102) is provided with a mounting groove (3), the installation grooves (3) are provided with 4 strips which are sequentially connected end to end, the screen bodies (2) are embedded in the installation grooves (3), at least one vertical vent hole (8) is arranged on the second outer frame (102) in a penetrating way, the first outer frame (101) and the second outer frame (102) are both provided with transverse ventilation holes (9), and the transverse ventilation hole (9) on the first outer frame (101) is coaxial with the transverse ventilation hole (9) on the second outer frame (102), a groove (5) is formed in the second outer frame (102), and an explosion-proof membrane (6) is arranged in the groove (5).

2. A touch screen according to claim 1, characterized in that the cross section of the mounting groove (3) is a convex structure, and a buffer pad (4) is arranged in the mounting groove (3).

3. The touch screen of claim 1, wherein the first frame (101) is provided with positioning holes (12), the second frame (102) is provided with positioning posts (13), and the positioning posts (13) are connected with the positioning holes (12).

4. The touch screen according to claim 1, wherein breathable films (11) are respectively arranged in the lateral vent hole (9) and the vertical vent hole (8), convex rings (10) for installing the breathable films (11) are arranged in the lateral vent hole (9) and the vertical vent hole (8), and the breathable films (11) are bonded and fixed on the convex rings (10).

5. A touch screen according to claim 4, characterized in that the lateral vents (9) and the vertical vents (8) are arranged in a circular and/or square shape.

6. A touch screen according to claim 5, wherein two air permeable films (11) are arranged in each ventilation hole, the air permeable films (11) are respectively adhered to the upper and lower sides of the convex ring (10), and the two air permeable films (11) are semicircular and are arranged on the convex ring (10) in a staggered manner.

7. A touch screen according to any one of claims 1 to 6, wherein a heat conducting layer (7) is disposed on the second outer frame (102), and the heat conducting layer (7) is made of a heat conducting polyester paint layer.

8. A touch screen according to claim 7, characterised in that the membrane (6) is spaced from the surface of the screen body (2) by a distance of 0.1 mm.