CN216412127U

CN216412127U - Touch display module and display device

Info

Publication number: CN216412127U
Application number: CN202123440646.6U
Authority: CN
Inventors: 吴慧恒; 康龙; 刘聪
Original assignee: SKYWORTH OPTICAL-ELECTRONIC CO LTD
Current assignee: SKYWORTH OPTICAL-ELECTRONIC CO LTD
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-04-29
Anticipated expiration: 2031-12-30

Abstract

The application provides a touch display module and display equipment, and relates to the technical field of touch screens. The control display module comprises an installation frame, a glass cover plate, a display panel and a back cover assembly; the glass cover plate is clamped in the accommodating space of the mounting frame, and the edge of the back cover assembly is connected with the mounting frame; the display panel is arranged between the glass cover plate and the back cover assembly, one side of the display panel is abutted to the glass cover plate, and the other side of the display panel is abutted to the back cover assembly. The display panel is directly arranged between the glass cover plate and the back cover assembly, one side of the display panel is arranged to be abutted against the glass cover plate, and the other side of the display panel is abutted against the back cover assembly, so that a traditional module aluminum frame and a glass pressing block can be cancelled, the gap between the glass cover plate and the display panel is reduced, the diffuse reflection is further reduced, and the display effect is better; meanwhile, the gap between the installation frame and the display panel is also reduced, the air separation sense during touch is reduced, and the touch experience sense is improved.

Description

Touch display module and display device

Technical Field

The application relates to the field of touch screens, in particular to a touch display module and display equipment.

Background

The infrared technology touch screen is composed of an infrared emitting part and a receiving sensing element which are arranged on an installation frame, so that an infrared detection network is formed on the surface of the screen, and any touch object can change the infrared rays on a contact point to realize the operation of the touch screen. The touch display module is widely applied to various environments due to the advantages of stable working state, long service life and the like.

The main structure of the current touch display module comprises: the mounting frame is of a frame structure, the glass cover plate is of a frame structure, the module aluminum frame is of a display panel, the backlight module is of a backlight module, the electronic component layer is of a back cover component, and the back cover component is of a back cover component; in order to fix the display panel in the accommodating space of the mounting frame, the mounting frame is additionally provided with a glass pressing block in the frame to clamp the glass cover plate; meanwhile, the display panel is also clamped in the accommodating space of the module aluminum frame. After the installing frame and the glass cover plate, the module aluminum frame and the display panel are assembled respectively, the edge of the installing frame is connected with the edge of the module aluminum frame.

The display panel of the touch display module with the structure is fixed in the accommodating space of the module aluminum frame in a clamping mode, so that no adhesion exists between the display panel and other parts, the maintenance is convenient, and the material cost and the maintenance cost are low. But separate between display panel and the glass apron and have glass briquetting and module aluminium frame, lead to the clearance between them great, produce diffuse reflection easily for the display effect variation, and the touch is write the time and is separated empty sense, and then leads to the touch to experience the sense and also variation.

SUMMERY OF THE UTILITY MODEL

In view of the above problem, this application has been proposed and has been proposed a touch-control display module assembly for solve how under control cost's prerequisite, promote touch-control display module assembly's the display effect and the problem of touch experience sense.

In order to solve the above problems, the touch display module provided by the application comprises an installation frame, a glass cover plate, a display panel and a back cover assembly, wherein the installation frame is provided with a touch assembly; the glass cover plate is clamped in the accommodating space of the mounting frame, and the edge of the back cover assembly is connected with the mounting frame; the display panel is arranged between the glass cover plate and the back cover assembly, one side of the display panel is abutted against the glass cover plate, and the other side of the display panel is abutted against the back cover assembly.

Optionally, the touch control assembly includes a signal emitting element and a signal receiving element, and the signal emitting element and the signal receiving element are respectively disposed on two oppositely disposed frame edges of the mounting frame; the two frame edges of the mounting frame which are oppositely arranged are respectively provided with an accommodating space, and the signal emitting piece and the signal receiving piece are arranged in the accommodating spaces; the accommodating space comprises an opening part arranged on the inner side of the mounting frame, and the opening part is used for transmitting the signal of the signal transmitting piece.

Optionally, the accommodating spaces are all disposed on a side of the glass cover plate facing away from the display panel, and the signal emitter includes an infrared emitter; the mounting frame is further provided with a light filtering piece, and the light filtering piece is arranged in the opening portion.

Optionally, a clamping recess is formed on the inner side of the mounting frame; the edge of the glass cover plate is embedded in the clamping recess.

Optionally, the back cover assembly includes a back plate and a connecting frame, the back plate is fixedly connected with the mounting frame, one end of the connecting frame is fixedly connected with the back plate, and an extension arm extending inward is arranged on the inner side of the connecting frame; the edge setting of display panel is in glass apron with between the extension arm, one side that display panel deviates from glass apron with the extension arm butt.

Optionally, one end of the connecting frame, which faces away from the back plate, abuts against the glass cover plate.

Optionally, the touch display module further comprises a backlight assembly, a reflective film, a diffusion plate and an optical film; the backlight module comprises a housing, a back plate, a diffuser plate, a reflective film, an optical film, a backlight assembly and a backlight module, wherein a clamping space is arranged between the extension arm and the back plate, the reflective film, the diffuser plate and the optical film are sequentially arranged along the direction of the back plate, the edge of the reflective film, the edge of the diffuser plate and the edge of the optical film are all straightened in the clamping space, and the backlight assembly is arranged on one side of the back plate, which faces the optical film.

Optionally, buffering members are arranged between the display panel and the glass cover plate and between the display panel and the connecting frame.

Optionally, a connecting groove is formed in the end portion of the mounting frame, a connecting vertical plate is arranged at the edge of the back plate, and the connecting vertical plate extends into the connecting groove; the backplate with the tip butt of the inside wall of spread groove, the backplate deviates from the edge of the face of spread groove with the tip parallel and level setting of the outside wall of spread groove.

The application further provides a display device, and the display device comprises the touch display module.

Compared with the prior art, the embodiment of the application has the advantages that: the display panel is directly arranged between the glass cover plate and the back cover assembly, one side of the display panel is arranged to be abutted against the glass cover plate, and the other side of the display panel is abutted against the back cover assembly, so that a traditional module aluminum frame and a glass pressing block can be cancelled, the gap between the glass cover plate and the display panel is reduced, the diffuse reflection is further reduced, and the display effect is better; meanwhile, as the gap between the glass cover plate and the display panel is reduced, the gap between the installation frame and the display panel is also reduced, the space feeling during touch is reduced, and the touch experience feeling is improved.

Drawings

In order to more clearly illustrate the detailed description of the present application or the technical solutions in the prior art, the drawings needed to be used in the detailed description of the present application or the prior art description will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic overall structure diagram of a touch display module according to an embodiment of the present disclosure;

fig. 2 is a schematic structural diagram of an installation frame in an embodiment of a touch display module according to the present application;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is a cross-sectional view taken at location B-B of FIG. 2;

fig. 5 is a cross-sectional view of an installation frame in an embodiment of a touch display module according to the present application.

The reference numbers illustrate:

the implementation, functional features and advantages of the objectives of the present application will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, 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 application.

It should be noted that if directional indications (such as up, down, left, right, front, and back … …) are referred to in the embodiment of the present application, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture, and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present application, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, if the meaning of "and/or" and/or "appears throughout, the meaning includes three parallel schemes, for example," A and/or B "includes scheme A, or scheme B, or a scheme satisfying both schemes A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present application.

The application provides a touch-control display module assembly to infrared ray technique touch-sensitive screen is as an example, and touch-control display module assembly specifically can include: the device comprises an installation frame 1, a glass cover plate 2, a display panel 3 and a back cover assembly 5, wherein a touch assembly is arranged on the installation frame 1; the glass cover plate 2 is clamped in the accommodating space of the mounting frame 1, and the edge of the back cover assembly 5 is connected with the mounting frame 1; the display panel 3 is arranged between the glass cover plate 2 and the back cover assembly 5, one side of the display panel 3 is abutted against the glass cover plate 2, and the other side of the display panel 3 is abutted against the back cover assembly 5.

More specifically, the back cover assembly includes a backlight module 4 and a back cover assembly 5, the backlight module 4 includes a reflective film 13, a diffusion plate 12, an optical film 11, and the like, as described later; the back cover assembly 5 includes a back plate 14 and a backlight assembly and the like disposed thereon, as described later.

The touch display module mainly comprises an installation frame 1, a glass cover plate 2, a display panel 3, a backlight module 4 and a back cover assembly 5; in order to fix the position of the glass cover plate 2, the glass cover plate 2 is clamped in the accommodating space of the mounting frame 1, and in order to reduce the distance between the display panel 3 and the glass cover plate 2, the display panel 3 is directly clamped between the glass cover plate 2 and the backlight module 4; install back of the body lid subassembly 5 on backlight unit 4 keeps away from the one side of glass apron 2, this back of the body lid subassembly 5 has played dustproof waterproof effect to each part on backlight unit 4. It should be noted that the two sides of the glass cover plate 2 are processed, so that direct smooth surface contact between the glass cover plate 2 and the display panel 3 can be avoided, and the display effect is improved; the double-sided treatment can be a polarizer surface treatment, and light is prevented from directly entering eyes by performing micro concave-convex processing on the surface of the polarizer, so that glare and reflection are effectively reduced, and the display effect is improved. The traditional module aluminum frame and glass pressing block are eliminated, so that the gap between the glass cover plate 2 and the display panel 3 is reduced, the diffuse reflection is further reduced, and the display effect is better; meanwhile, as the gap between the glass cover plate 2 and the display panel 3 is reduced, the gap between the installation frame 1 and the display panel 3 is also reduced, the space feeling during touch is reduced, and the touch experience feeling is improved. It should be noted that, because the display panel 3 is clamped between the glass cover plate 2 and the backlight module 4 in a clamping manner, and there is no adhesion between the display panel 3 and other components, the maintenance is more convenient, and the material cost and the maintenance cost are also lower.

Next, a touch display module according to the exemplary embodiment will be further described.

As an example, the mounting frame 1 includes four front frames 6, inner corner pieces 9, and outer corner pieces 15; the front frame 6 is connected through the inner corner piece 9 to form a frame body with a quadrilateral structure; an accommodating space is formed at one end of the front frame 6, and an accommodating notch is formed in the outer side surface of one end, provided with the accommodating space, of the front frame 6; the outer corner piece 15 can detachably cover the receiving recess. More specifically, the front frame 6 is connected by the inner corner piece 9 to form a frame body with a quadrilateral structure, and the glass cover plate 2 can be clamped in the accommodating space formed by the mounting frame 1.

As an example, the touch assembly includes a signal emitting element and a signal receiving element, which are respectively disposed on two oppositely disposed frame sides of the mounting frame 1; the two frame edges of the mounting frame 1 which are oppositely arranged are provided with accommodating spaces, and the signal emitting piece and the signal receiving piece are arranged in the accommodating spaces; the receiving space includes an opening 103 provided inside the mounting frame 1, and the opening 103 is used for transmitting a signal of the signal emitting member. The accommodating space is provided with a first loading area 101; the inner corner piece 9 is inserted into the first loading area 101. More specifically, in order to facilitate the positional fixation of the inner corner member 9, the inner corner member 9 is provided with a plug member adapted to the first loading area 101, and the plug member is inserted into the first loading area 101.

The housing space of the front frame 6 is provided with a second loading area 102 and an opening 103 communicating with the second loading area 102, and the opening 103 faces the other front frame 6 opposite to the front frame 6. The signal emitting part and the signal receiving part are both disposed within the second loading region 102; the emitting direction of the signal emitting element and the sensing direction of the signal receiving element are both towards the opening 103.

More specifically, the signal transmitting part and the signal receiving part are provided in an infrared touch PCB panel 8(Printed Circuit Board), and the infrared touch PCB panel 8 is provided in the second loading area 102 of the receiving space. It should be noted that, on every two adjacent front frames 6, the inner corner piece 9 is inserted into the accommodating space of the first front frame 6, one side of the inner corner piece 9 is fixedly connected with the first front frame 6, and the other side is fixedly connected with the second front frame 6; the end of the second front frame 6 facing the inner corner piece 9 is now the end without accommodation space. Because the outer side surface of one end provided with the accommodating space is provided with the accommodating gap, the accommodating gap is positioned at the outer corner formed by the two adjacent front frames 6. In order to cover the accommodating gap and protect each part in the accommodating space, an outer corner piece 15 is covered on the accommodating gap; in order to facilitate quick release, maintenance and precise positioning of the individual components in the receiving space, the corner piece 15 is designed to detachably cover the receiving opening.

As an example, the accommodating spaces are all arranged on the side of the glass cover plate 2 facing away from the display panel 3, and the signal emitting members include infrared emitting members; the mounting frame 1 is further provided with a filter 7, and the filter 7 is provided in the opening 103. More specifically, the filter 7 can prevent the influence of other lights and ensure the normal transmission and reception of infrared signals; the infrared touch control PCB board 8 can be prevented from being directly exposed, and the dustproof and waterproof effects are achieved.

As an example, the inner side of the mounting frame 1 is provided with a clamping recess 104; the edge of the glass cover plate 2 is embedded in the clamping recess 104. More specifically, in order to fix the position of the glass cover plate 2, the edge of the glass cover plate 2 is embedded into a clamping recess 104 of the front frame 6, the clamping recess 104 is a U-shaped clamping groove, and the edge of the glass cover plate 2 is embedded into the clamping groove; meanwhile, in order to prevent the glass cover plate 2 from shifting or breaking due to impact during the impact, a shock absorbing member is disposed between the clamping recesses 104 of the glass cover plate 2, and the shock absorbing member is made of shock absorbing foam. It should be noted that, in the traditional design, the glass cover plate 2 is generally clamped by adopting a way of matching the glass pressing block with the front frame 6, and the glass pressing block is replaced by the U-shaped clamping groove in the design; on one hand, the glass briquetting material can be reduced, and the material cost is reduced; on the other hand, the clamping recess 104 and the front frame 6 can adopt an integrally formed fixing structure, the structure strength of the clamping recess 104 can be stronger, the front frame 6 and the glass cover plate 2 are not easy to deform, and the touch feeling and the display effect are better.

The back cover component 5 comprises a back plate 14 and a connecting frame 16, the back plate 14 is fixedly connected with the mounting frame 1, one end of the connecting frame 16 is fixedly connected with the back plate 14, and the inner side of the connecting frame 16 is provided with an extension arm 161 which extends inwards; the edge setting of display panel 3 is between glass apron 2 and extension arm 161, and one side that display panel 3 deviates from glass apron 2 butts with extension arm 161. The end of the connecting frame 16 facing away from the back plate 14 abuts against the glass cover plate 2.

The touch display module further comprises a backlight assembly, a reflecting film 13, a diffusion plate 12 and an optical film 11; a clamping space is arranged between the extension arm 161 and the back plate 14, the reflective film 13, the diffusion plate 12 and the optical film 11 are sequentially arranged along the direction towards the back plate 14, the edge of the reflective film 13, the edge of the diffusion plate 12 and the edge of the optical film 11 are all arranged in the clamping space along the extension direction, and the backlight assembly is arranged on one side of the back plate 14 towards the optical film 11. The reflecting film 13 can reflect the light emitted from the bottom surface to the top part, so as to improve the use efficiency of the light; and the diffusion plate 12 functions to make the distribution of light more uniform.

As an example, buffering members 10 are disposed between the display panel 3 and the glass cover 2, and between the display panel 3 and the connection frame 16. More specifically, the buffer member 10 is made of buffer foam, so that even if the touch screen is impacted, the impact caused by the impact can be reduced to a certain extent by the display panel 3 in the touch screen, and the display panel 3 is prevented from being damaged in the impact, so that the overall anti-collision performance of the touch screen is improved. As an example, the number of the backlight assemblies is at least 2. More specifically, in order to make the brightness of the backlight module 4 brighter, the number of the backlight assemblies disposed on the back plate 14 is at least 2.

The end part of the mounting frame 1 is provided with a connecting groove 105, the edge of the back plate 14 is provided with a connecting vertical plate 141, and the connecting vertical plate 141 extends into the connecting groove 105; the back plate 14 abuts against the end of the inner side wall 1051 of the connecting groove 105, and the edge of the back plate 14 facing away from the plate surface of the connecting groove 105 is flush with the end of the outer side wall 1052 of the connecting groove 105. The connecting riser 141 extends into the connecting groove 105, so that the connection of the back plate 14 is more stable. The edge that backplate 14 deviates from the face of connecting groove 105 sets up with the tip parallel and level of lateral wall 1052, makes touch-control display module's edge more level and smooth, reduces the risk that edge and people, external object take place to scratch the damage.

The application also provides a display device which comprises the touch display module. The specific structure of the touch display module refers to the above embodiments, and since the display device adopts all the technical solutions of all the above embodiments, at least all the beneficial effects brought by the technical solutions of the above embodiments are achieved, and are not repeated here.

The above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A touch display module is characterized by comprising: the touch screen comprises an installation frame, a glass cover plate, a display panel and a back cover assembly, wherein a touch assembly is arranged on the installation frame; the glass cover plate is clamped in the accommodating space of the mounting frame, and the edge of the back cover assembly is connected with the mounting frame; the display panel is arranged between the glass cover plate and the back cover assembly, one side of the display panel is abutted against the glass cover plate, and the other side of the display panel is abutted against the back cover assembly.

2. The touch display module of claim 1, wherein the touch assembly includes a signal transmitter and a signal receiver, and the signal transmitter and the signal receiver are respectively disposed on two oppositely disposed edges of the mounting frame; the two frame edges of the mounting frame which are oppositely arranged are respectively provided with an accommodating space, and the signal emitting piece and the signal receiving piece are arranged in the accommodating spaces; the accommodating space comprises an opening part arranged on the inner side of the mounting frame, and the opening part is used for transmitting the signal of the signal transmitting piece.

3. The touch display module of claim 2, wherein the accommodating spaces are disposed on a side of the glass cover plate facing away from the display panel, and the signal emitters include infrared emitters; the mounting frame is further provided with a light filtering piece, and the light filtering piece is arranged in the opening portion.

4. The touch display module of claim 1, wherein a clamping recess is formed on an inner side of the mounting frame; the edge of the glass cover plate is embedded in the clamping recess.

5. The touch display module of claim 4, wherein the back cover assembly includes a back plate and a connection frame, the back plate is fixedly connected to the mounting frame, one end of the connection frame is fixedly connected to the back plate, and an extension arm extending inward is disposed inside the connection frame; the edge setting of display panel is in glass apron with between the extension arm, one side that display panel deviates from glass apron with the extension arm butt.

6. The touch display module of claim 5, wherein an end of the connection frame facing away from the back plate abuts against the glass cover plate.

7. The touch display module of claim 6, further comprising a backlight assembly, a reflective film, a diffuser plate, and an optical film; the backlight module comprises a housing, a back plate, a diffuser plate, a reflective film, an optical film, a backlight assembly and a backlight module, wherein a clamping space is arranged between the extension arm and the back plate, the reflective film, the diffuser plate and the optical film are sequentially arranged along the direction of the back plate, the edge of the reflective film, the edge of the diffuser plate and the edge of the optical film are all straightened in the clamping space, and the backlight assembly is arranged on one side of the back plate, which faces the optical film.

8. The touch display module of claim 7, wherein a buffer is disposed between the display panel and the glass cover plate and between the display panel and the connection frame.

9. The touch display module of claim 8, wherein a connecting groove is formed at an end of the mounting frame, a connecting vertical plate is arranged at an edge of the back plate, and the connecting vertical plate extends into the connecting groove; the backplate with the tip butt of the inside wall of spread groove, the backplate deviates from the edge of the face of spread groove with the tip parallel and level setting of the outside wall of spread groove.

10. A display device, comprising the touch display module of any one of claims 1-9.