CN109725768B

CN109725768B - Touch display device

Info

Publication number: CN109725768B
Application number: CN201811495910.6A
Authority: CN
Inventors: 路涛; 郭安民; 张景民
Original assignee: Qingdao Hisense Commercial Display Co Ltd
Current assignee: Qingdao Hisense Commercial Display Co Ltd
Priority date: 2018-12-07
Filing date: 2018-12-07
Publication date: 2022-01-21
Anticipated expiration: 2038-12-07
Also published as: CN109725768A

Abstract

The invention discloses a touch display device, relates to the technical field of display devices, and can solve the problem that in the prior art, a touch screen is not easy to take off from a front frame during maintenance, and the appearance of the front frame is easy to damage, so that the maintenance cost is high. The touch display device comprises a front frame and a touch screen, wherein a fixing piece for fixing the touch screen is arranged on the front frame at a position opposite to the touch screen, and the fixing piece is detachably connected with the front frame. The invention is used for displaying.

Description

Touch display device

Technical Field

The invention relates to the technical field of display devices, in particular to a touch display device.

Background

For commercial capacitive touch products, the capacitive touch screen 01 is generally pasted on the front frame 03 through the pressure-sensitive adhesive 02, as shown in fig. 1, a pressing tool is further adopted for pressure maintaining during assembly, and the touch screen 01 is firmly pasted on the front frame 03. Because the sticking process is irreversible, the touch screen 01 is not easy to take down from the front frame 03 during repair and maintenance, and even if the touch screen 01 can be taken down, the appearance of the front frame 03 is extremely easy to damage, so that the maintenance cost is high.

Disclosure of Invention

The embodiment of the invention provides a touch display device, which can solve the problem that in the prior art, a touch screen is not easy to take off from a front frame during maintenance, and the appearance of the front frame is easy to damage, so that the maintenance cost is high.

In order to achieve the above purpose, the embodiment of the invention adopts the following technical scheme:

the embodiment of the invention provides a touch display device which comprises a front frame and a touch screen, wherein a fixing piece used for fixing the touch screen is arranged at the position, opposite to the touch screen, on the front frame, and the fixing piece is detachably connected with the front frame.

According to the touch display device provided by the embodiment of the invention, the fixing piece for fixing the touch screen is arranged at the position, opposite to the touch screen, on the front frame, and the fixing piece is detachably connected with the front frame, so that the touch screen can be fixed on the fixing piece, and the touch screen can be taken down from the front frame only by detaching the fixing piece from the front frame during maintenance, so that the touch screen is easy to take down from the front frame, the appearance of the front frame is not easy to damage, and the maintenance cost is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 drawings without creative efforts.

FIG. 1 is a partial diagram of a capacitive touch product according to the prior art;

FIG. 2 is a front view of a touch display device according to an embodiment of the invention;

FIG. 3 is an exploded view of a touch display device according to an embodiment of the present invention;

FIG. 4 is a cross-sectional view of FIG. 2 at C-C;

FIG. 5 is an enlarged view of section D of FIG. 4;

FIG. 6 is a perspective view of FIG. 5;

FIG. 7 is a perspective view of a fixing member of a touch display device according to an embodiment of the invention;

FIG. 8 is an enlarged view of a portion of FIG. 7;

fig. 9 is a cross-sectional view of the portion M of the front frame of fig. 3.

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 partial embodiments of the present invention, and not full 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.

In the description of the present invention, it is to be understood that the terms "central", "upper", "lower", and "upper" are used herein,

Front, back, left, right, vertical, horizontal and top,

The terms "bottom," "inner," "outer," and the like, as used herein, are intended to refer to an orientation or positional relationship shown in the drawings for convenience and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Fig. 2 to 9 are specific embodiments of a touch display device according to an embodiment of the present invention, where the touch display device in this embodiment includes a front frame 1 and a touch screen 2, a fixing member 3 for fixing the touch screen 2 is disposed on the front frame 1 at a position opposite to the touch screen 2, and the fixing member 3 is detachably connected to the front frame 1.

According to the touch display device provided by the embodiment of the invention, the fixing piece 3 for fixing the touch screen 2 is arranged at the position, opposite to the touch screen 2, on the front frame 1, and the fixing piece 3 is detachably connected with the front frame 1, so that the touch screen 2 can be fixed on the fixing piece 3, and the touch screen 2 can be taken down from the front frame 1 only by detaching the fixing piece 3 from the front frame 1 during maintenance, so that the touch screen 2 is easy to take down from the front frame 1, the appearance of the front frame 1 is not easy to damage, and the maintenance cost is reduced.

Further, the fixing part 3 is arranged at a position on the front frame 1 opposite to the bottom surface of the touch screen 2, and compared with the position on the front frame 1 opposite to the side surface of the touch screen 2, the fixing part 3 is arranged on the front frame 1, so that the touch screen 2 and the fixing part 3 can be conveniently fixed.

Fixing member 3 and preceding frame 1 can dismantle the mode of being connected more, for example, joint or through screw connection, and the preferred fixing member 3 of this embodiment passes through screw 4 with preceding frame 1 below and is connected, can promote the stability of connecting like this.

Referring to fig. 5 to 8, the fixing member 3 includes a fixing plate 31 for fixing the touch screen 2 and a protrusion 32 disposed below the fixing plate 31, a screw hole 33 is formed inside the protrusion 32, and the screw 4 fixes the fixing member 3 and the front frame 1 through the screw hole 33, so that the stability of the connection of the fixing member 3 and the front frame 1 can be ensured in a case where the fixing plate 31 is thin.

The position that is used for fixed touch-sensitive screen 2 on mounting 3 is rectangular form, and sets up along the length direction of the corresponding frame of preceding frame 1, can increase the area that is used for fixed touch-sensitive screen 2 from this to make touch-sensitive screen 2's fixed effect better.

All be equipped with mounting 3 on four frames of preceding frame 1, can all be fixed touch-sensitive screen 2 with mounting 3 on four frames of preceding frame 1 from this, make touch-sensitive screen 2's fixed effect better equally.

The material of mounting 3 is preferably metal, and compared with other materials, metal can promote the stability of mounting 3 structure, increase of service life.

Referring to fig. 5 to 9, the front frame 1 includes a support portion 11 and a side wall portion 12, the side wall portion 12 is connected to one end of the support portion 11, the side wall portion 12 and the support portion 11 are perpendicular to each other, and the support portion 11 is used for carrying the touch screen 2. In order to avoid the problem of the thickness increase of the manufactured touch display device caused by the existence of the fixing member 3, as shown in fig. 9, a groove portion 111 (a dotted line portion in fig. 9) for placing the fixing member 3 is provided on the supporting portion 11, the fixing member 3 is placed in the groove portion 111, and in order to ensure the flatness of the touch screen 2 installed on the front frame 1, after the fixing member 3 is placed in the groove portion 111, the upper surface a of the fixing member 3 is substantially flush with the edge B of the groove portion 111. Further, in order to achieve detachable mounting between the front frame 1 and the fixing member 3, a hole 112 is provided at the bottom of the groove portion 111 corresponding to the protrusion 32, as shown in fig. 5, the protrusion 32 of the fixing member 3 enters the hole 112 from the side of the supporting portion 11 close to the touch panel 2, and the screw 4 enters the hole 112 from the side far from the touch panel 2, thereby achieving connection and fixation of the two. In order to realize stable connection of the two, the hole 112 in the embodiment of the present invention is a through hole with a non-uniform diameter, the diameter of the side of the hole 112 close to the touch screen 2 is larger than the diameter of the side far from the touch screen 2, the diameter of the side of the hole 112 close to the touch screen 2 is selected to be slightly larger than or equal to the outer diameter of the protrusion 32, and the diameter of the side far from the touch screen 2 is selected to be slightly larger than or equal to the diameter of the threaded hole 33 of the protrusion 32, so that the two are firmly matched with each other, and the device is not easy to fall off in the processes of machine transportation, carrying and the like.

Referring to fig. 9, the groove bottom of groove 111 in the embodiment of the present invention is formed by boss 113, and groove G is formed on two adjacent sides of boss 113, so that the weight reduction of front frame 1 and the structural cooperation with other parts can be ensured.

The touch screen 2 is adhered to the fixing member 3 by a pressure sensitive adhesive 5. In addition, the touch display device further comprises a display module 6 and a rear shell 7, and the display module 6 is installed on the inner side of the front frame 1.

During the equipment, at first pass through screw 4 with mounting 3 and fix on front bezel 1, then paste pressure sensitive adhesive 5 on mounting 3, put into the whole frame of constituteing by mounting 3 and front bezel 1 with touch-sensitive screen 2 at last, touch-sensitive adhesive 5 can be pasted on whole frame through the touch-sensitive adhesive 2. When touch-sensitive screen 2 need be changed, unscrew screw 4, can take off touch-sensitive screen 2, pressure sensitive adhesive 5 and the whole of mounting 3 constitution from frame 1, separation touch-sensitive screen 2 and mounting 3 that this moment can be more convenient, the touch-sensitive screen 2 of renewal, but mounting 3 repeatedly usable accomplishes the equipment according to the equipment process can.

Other configurations of the touch display device according to the embodiments of the invention are well known to those skilled in the art, and will not be described in detail herein.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. A touch display device comprises a front frame and a touch screen, and is characterized in that a fixing piece for fixing the touch screen is arranged at a position, opposite to the touch screen, on the front frame, and the fixing piece is detachably connected with the front frame;

the fixing piece is connected with the front frame through a screw;

the fixing piece comprises a fixing plate used for fixing the touch screen and a protruding part arranged below the fixing plate, a threaded hole is formed in the protruding part, and the fixing piece and the front frame are fixed through the threaded hole by the screw;

the front frame comprises a supporting part and a side wall part, the supporting part is used for supporting the touch screen, and a groove part for placing the fixing part is arranged on the supporting part;

and a hole for the protrusion part to enter is formed at the bottom of the groove part.

2. The touch display device according to claim 1, wherein the fixing member is configured to be elongated and disposed along a length direction of the corresponding frame of the front frame.

3. The touch display device of claim 1, wherein the fixing members are disposed on four side frames of the front frame.

4. The touch display device of claim 1, wherein the fixing member is made of metal.

5. The touch display device of claim 1, wherein the touch screen is fixed to the fixing member by a pressure sensitive adhesive.