CN207663346U - A kind of mounting structure and touch control display of touching display screen - Google Patents

Abstract

The utility model discloses a touch screen installation structure, which comprises a first frame, one side of which has a touch screen installation cavity with an opening facing outward; a second frame, fixedly connected with the first frame, and the second frame faces away from the first frame One side of the frame has a display screen installation cavity with an opening facing outward, and the display screen installation cavity and the touch screen installation cavity are arranged in layers. A touch display, comprising the above installation structure; a touch screen installed in the touch screen installation cavity; a display screen installed in the display screen installation cavity. If the display screen or touch screen is damaged separately in the later stage, the display screen or touch screen can be disassembled from its installation cavity for maintenance or replacement, without removing the entire touch display module for maintenance and replacement, which is very convenient for maintenance and installation, and reduces maintenance costs. cost.

Description

A kind of installation structure of touch display screen and touch display

technical field

The utility model belongs to the technical field of display equipment, and in particular relates to an installation structure of a touch display screen and a touch display.

Background technique

In the prior art, electronic devices with touch display functions are more and more widely used. Generally, the two functions of touch and display are fixed on the entire equipment cabinet as a module. For easy installation, the touch screen and display screen are first combined Fix on a frame to form a module, and then install the module on the cabinet.

In the fixed frame of the existing touch display module, components such as touch screen, display screen and circuit board are usually installed in a narrow space, and the three will generate electromagnetic radiation and interfere with each other, which will cause the entire touch display module to be damaged. The performance is unstable; at the same time, the temperature generated by the circuit board will be transmitted to the touch screen and the display screen, reducing the life of the entire touch display module.

In order to solve the above technical problems, the prior art discloses an installation structure of a touch display module, which includes a front frame, a rear case and a shielding cover, the front frame and the rear case constitute a first installation compartment, and the screen part of the touch display module is set The first installation compartment; the shielding cover is fixed on the back of the rear shell, and the shielding cover and the rear shell form a second installation compartment for installing the circuit board part. The screen part and the circuit board part are separately installed in two installation compartments, which is beneficial to heat dissipation and reduces mutual electromagnetic radiation interference.

However, the touch display module of this installation structure is integrally installed in the first installation compartment. When the touch screen or display screen is damaged separately, the touch screen or display screen cannot be repaired or replaced separately, and the maintenance cost is high.

Utility model content

Therefore, the technical problem to be solved by the utility model is that the installation structure of the existing touch display module is not convenient for independent maintenance or replacement of the display and the touch screen.

For this reason, the utility model provides a kind of installation structure of touch display screen, comprises

The first frame has a touch screen installation cavity with an opening facing outward on one side;

The second frame is fixedly connected with the first frame, and the side of the second frame facing away from the first frame has a display screen installation cavity with an opening facing outward, and the display screen installation cavity is connected to the touch screen. The installation cavity is arranged in layers.

Further preferably, in the installation structure of the above-mentioned touch display screen, the first frame is surrounded by a first bottom surface with a first through hole in the middle, and a first side wall arranged around the first bottom surface; The second frame is surrounded by a second bottom surface with a second through hole in the middle, and a second side wall arranged around the second bottom surface;

The first through hole communicates with the second through hole.

Further preferably, in the installation structure of the above-mentioned touch display screen, an installation hole is opened on the second bottom surface, and a connector is formed on the side of the first bottom surface facing the installation hole, and the connectors are one by one Correspondingly inserted into the installation hole.

Further preferably, in the installation structure of the above-mentioned touch display screen, the plug-in piece is welded and fixed to the installation hole.

Preferably, the above-mentioned installation structure of the touch display screen further includes a first shielding case disposed on the opening of the display screen installation cavity.

Further preferably, the above-mentioned installation structure of the touch screen further includes a second shielding case disposed on the first shielding case, and a gap between the second shielding case and the first shielding case An electrical component installation cavity is enclosed, and the electrical component installation cavity and the display screen installation cavity are respectively located on both sides of the first shielding case.

Further preferably, in the installation structure of the above-mentioned touch display screen, heat dissipation holes are opened on the second side wall and/or the second shielding case.

Also provided is a touch display comprising

The above-mentioned installation structure;

a touch screen installed in the touch screen installation cavity;

The display screen is installed in the display screen installation cavity.

Further preferably, the above-mentioned touch display further includes a dust-proof strip disposed between the display screen and the second frame; and/or

It also includes a sealing strip arranged between the touch screen and the first frame.

The technical scheme provided by the utility model has the following advantages:

1. The installation structure of the touch display screen provided by the utility model includes a first frame and a second frame, the first frame has a touch screen installation cavity, and the second frame has a display screen installation cavity, and the two installation cavities are divided At the same time, the installation openings of the two installation cavities are arranged facing away from each other.

If the display screen or touch screen is damaged separately in the later stage, the display screen or touch screen can be disassembled from its installation cavity for maintenance or replacement, without removing the entire touch display module for maintenance and replacement, which is very convenient for maintenance and installation, and reduces maintenance costs. cost.

2. In the installation structure of the touch display screen provided by the utility model, the second bottom surface is provided with an installation hole, and the first bottom surface is provided with a connector, and the first frame and the second frame are connected by welding the connector and the installation hole. The frame is fixedly connected, the installation and manufacturing process is simple, and the production efficiency is high.

3. The installation structure of the touch display screen provided by the utility model is also equipped with a first shielding cover, which can isolate the touch display module from the electromagnetic radiation generated by the electrical components, avoiding their mutual interference, and ensuring the touch display module and Stability of electrical components.

4. The touch display provided by the utility model is also provided with a dust-proof strip, which can prevent external dust from entering between the display screen and the touch screen.

5. The touch display provided by the utility model is also provided with a sealing strip, which can prevent water from entering the touch display from one side of the touch screen.

Description of drawings

In order to more clearly illustrate the specific implementation of the utility model or the technical solutions in the prior art, the accompanying drawings that need to be used in the description of the specific implementation or the prior art will be briefly introduced below. Obviously, the following descriptions The accompanying drawings are some implementations of the utility model, and those skilled in the art can also obtain other drawings according to these drawings without any creative work.

FIG. 1 is a cross-sectional view of a touch display provided in Embodiment 1 of the present invention;

FIG. 2 is a schematic structural diagram of a first frame of the touch display in FIG. 1;

FIG. 3 is a schematic diagram of a second frame structure of the touch display in FIG. 1;

Explanation of reference signs:

1-first frame; 11-touch screen; 12-first bottom surface; 121-connector; 13-first through hole; 14-first side wall;

2-second frame; 21-display screen; 22-second bottom surface; 221-installation hole; 23-second through hole; 24-second side wall;

3- the first shielding case;

4 - the second shielding case; 41 - the electrical component installation cavity;

5- dust strip;

6-Sealing strip.

Detailed ways

The technical solutions of the utility model will be clearly and completely described below in conjunction with the accompanying drawings. Apparently, the described embodiments are part of the embodiments of the utility model, but not all of them. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" The orientation or positional relationship indicated by etc. is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, use a specific The azimuth structure and operation, therefore can not be construed as the limitation of the present utility model. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and should not be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless otherwise clearly stipulated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a flexible connection. Detachable connection, or integral connection; it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model in specific situations.

In addition, the technical features involved in different embodiments of the present invention described below can be combined with each other as long as they do not constitute conflicts with each other.

Example 1

This embodiment provides an installation structure of a touch screen 21. As shown in FIGS. The second shielding case 4 .

The first frame 1 is preferably a box-shaped sheet metal part, which includes a first bottom surface 12, a first side wall 14, and a connector 121. The first bottom surface 12 is in a rectangular plate structure, and the first side wall 14 is integrally formed A circle of bent portions on the periphery of the bottom surface 12 , the first side wall 14 and the first bottom surface 12 enclose a cavity for installing the touch screen 11 with an opening.

The first through hole 13 adapted to the size of the display screen 21 is also opened on the first bottom surface 12 ;

The second frame 2 is preferably a box-shaped sheet metal part, which includes a second bottom surface 22, a second side wall 24, and a mounting hole 221. The second bottom surface 22 is a rectangular plate-shaped structure; the second side wall 24 is integrally formed at the second The second bottom surface 22 is surrounded by a circle of bending parts, and the second side wall 24 and the second bottom surface 22 form a display screen 21 installation cavity with an opening. The display screen 21 installation cavity is separated from the touch screen 11 installation cavity. layer arrangement; the second side wall 24 is also provided with cooling holes.

The second bottom surface 22 is also provided with a second through hole 23 adapted to the size of the display screen 21, and the second through hole 23 communicates with the first through hole 13; the mounting hole 221 is arranged on the second bottom surface 22 facing away from the display screen 21 One side edge of the installation cavity.

The first frame 1 and the second frame 2 are fixed by the cooperation of the plug connectors 121 and the mounting holes 221. After all the plug connectors 121 are inserted in the mounting holes 221 one by one, the plug connectors 121 and the mounting holes 221 are fixed together by welding, and then the first frame 1 and the second frame 2 are fixedly installed as a whole.

The first shielding case 3 is preferably made of metal material, which can shield the electromagnetic radiation generated by electrical components; the first shielding case 3 is detachably installed at the opening of the display screen 21 installation cavity by fasteners, and is connected with the second The two bottom surfaces 22 and the second side wall 24 together constitute the installation cavity of the display screen 21 .

The second shielding case 4 is preferably made of metal material, which can shield the electromagnetic radiation generated by the electrical components; the second shielding case 4 is detachably installed in the installation cavity of the first shielding case 3 facing away from the display screen 21 by fasteners On one side of the body, the first shielding case body 3 and the second shielding case body 4 jointly constitute an electrical component installation cavity 41; the second shielding case body 4 is also provided with cooling holes.

This embodiment also provides a touch display, as shown in FIG. 1 , which includes the above-mentioned installation structure of the touch display 21 , a touch screen 11 , a display 21 , electrical components, a dust-proof strip 5 and a sealing strip 6 .

The display screen 21 is installed in the installation cavity of the display screen 21, and its side facing the first bottom surface 12 is connected and fixed with the first bottom surface 12 through double-sided adhesive tape. A sealing strip 6 is also provided on the outer periphery of the double-sided adhesive tape to prevent external water from entering the interior of the touch display through the side of the touch screen 11 .

The touch screen 11 is installed in the installation cavity of the touch screen 11, and a dust-proof strip 5 is also provided between the side facing the second bottom surface 22 and the second bottom surface 22 to prevent external dust from entering between the touch screen 11 and the display screen 21 within the gap. The electrical components of the touch display are partially disposed in the electrical component installation cavity 41 .

In the above-mentioned touch display, the display screen 21 and the touch screen 11 are installed in two installation cavities in layers. It is disassembled separately for maintenance and replacement, which is very convenient for maintenance and installation, and reduces maintenance costs.

The first frame 1 and the second frame 2 are fixed by welding the plug connector 121 and the mounting hole 221 , the installation and manufacturing process is simple, and the production efficiency is high.

The first shield can isolate the electrical components from the touch screen 21, preventing the electrical components from interfering with the electromagnetic radiation generated by the touch screen 21; the heat generated by the operation of the electrical components is dissipated through the cooling holes on the second shield No heat will be transferred to the display screen 21 or the touch screen 11, and such a structure ensures the reliability of the touch display.

Example 2

This embodiment provides an installation structure of the touch display screen 21. Compared with the structure of the installation structure of the touch display screen 21 provided in Embodiment 1, the only difference is that the first frame 1 and the second frame 2 can be fixed by fasteners passing through the first bottom surface 12 and the second bottom surface 22 once.

Apparently, the above-mentioned embodiments are only examples for clear description, rather than limiting the implementation. For those of ordinary skill in the art, other changes or changes in different forms can be made on the basis of the above description. It is not necessary and impossible to exhaustively list all the implementation manners here. And the obvious changes or changes derived therefrom are still within the protection scope of the present utility model.

Claims (9)

1. A mounting structure for a touch screen (21), characterized in that it comprises The first frame (1), one side thereof has a touch screen (11) installation cavity with an opening facing outward; The second frame (2) is fixedly connected with the first frame (1), and the side of the second frame (2) facing away from the first frame (1) has a display screen (21) with an opening facing outward An installation cavity, the installation cavity of the display screen (21) and the installation cavity of the touch screen (11) are arranged in layers. 2. The installation structure of the touch display screen (21) according to claim 1, characterized in that, the first bottom surface (12) of the first through hole (13) is opened in the middle of the first frame (1), Surrounded by the first side wall (14) arranged around the first bottom surface (12); the second frame (2) is surrounded by a second bottom surface (22) with a second through hole (23) in the middle, Surrounded by the second side wall (24) arranged around the second bottom surface (22); The first through hole (13) communicates with the second through hole (23). 3. The installation structure of the touch display screen (21) according to claim 2, characterized in that, an installation hole (221) is opened on the second bottom surface (22), and the first bottom surface (12) faces A plug connector (121) is formed on one side of the installation hole (221), and the plug connectors (121) are inserted into the installation hole (221) one by one. 4. The installation structure of the touch display screen (21) according to claim 3, characterized in that, the plug connector (121) is welded and fixed to the installation hole (221). 5. The mounting structure of the touch display screen (21) according to any one of claims 1-4, further comprising a first Shielding case (3). 6. The mounting structure of the touch screen (21) according to claim 5, further comprising a second shielding case (4) arranged on the first shielding case (3), the An electrical component installation cavity (41) is enclosed between the second shielding case body (4) and the first shielding case body (3), and the electrical component installation cavity (41) and the display screen (21 ) The installation cavities are respectively located on both sides of the first shielding case (3). 7. The installation structure of the touch display screen (21) according to claim 6, characterized in that, the second frame (2) has a second bottom surface (22) of a second through hole (23) in the middle, Surrounded by the second side wall (24) arranged around the second bottom surface (22); Heat dissipation holes are opened on the second side wall (24) and/or the second shielding case (4). 8. A touch display, characterized in that, comprising The installation structure described in any one of claims 1-7; A touch screen (11), installed in the installation cavity of the touch screen (11); The display screen (21) is installed in the installation cavity of the display screen (21). 9. The touch display according to claim 8, further comprising a dustproof strip (5) arranged between the display screen (21) and the second frame (2); and/or It also includes a sealing strip (6) arranged between the touch screen (11) and the first frame (1).