CN217506784U - Display device - Google Patents

Abstract

The application discloses display device, the disclosed display device includes casing, display screen, printing opacity apron, first framework and second framework, wherein: the first frame body and the second frame body are arranged on the shell, the first frame body is located in the second frame body, the first end face, back to the shell, of the first frame body is lower than the second end face, back to the shell, of the second frame body, the first frame body is provided with a first installation face and a second installation face, the first installation face and the second installation face extend along the edge of the first frame body, the second installation face surrounds the first installation face, the display screen is installed on the first installation face, the light-transmitting cover plate is installed on the second installation face, and the light-transmitting cover plate covers the display screen. The technical scheme can solve the problem that the display device in the background art is thicker and is contrary to the development trend of thinning.

Description

Display device

Technical Field

The application belongs to the technical field of display equipment design, and particularly relates to display equipment.

Background

With the progress and development of science and technology, display devices with large screens are widely used in various fields, in the related art, when the display devices are assembled, a large number of pressing plates are required to fix the glass cover plate and the front frame first, and then fix the display screen and the middle frame, so that when the glass cover plate is matched with the display screen, the thickness of the assembled front frame and the assembled middle frame of the display device is large, and the whole display device is thick, however, the development trend of the display device is contrary to the thinning development trend.

SUMMERY OF THE UTILITY MODEL

An object of the embodiments of the present application is to disclose a display device, which can solve the problem that the display device described in the background art is thick and is contrary to the development trend of light and thin.

In order to solve the technical problem, the present application is implemented as follows:

in a first aspect, the present application discloses a display device, the disclosed display device includes a housing, a display screen, a light-transmissive cover plate, a first frame body and a second frame body, wherein:

the first frame body and the second frame body are arranged on the shell, the first frame body is located in the second frame body, the first end face, back to the shell, of the first frame body is lower than the second end face, back to the shell, of the second frame body, the first frame body is provided with a first installation face and a second installation face, the first installation face and the second installation face extend along the edge of the first frame body, the second installation face surrounds the first installation face, the display screen is installed on the first installation face, the light-transmitting cover plate is installed on the second installation face, and the light-transmitting cover plate covers the display screen.

The technical scheme adopted by the application can achieve the following beneficial effects:

the display device disclosed in the embodiment of the application improves the structure of the display device in the related art, and the display screen and the light-transmitting cover plate are both installed on the first frame body, so that the installation position and the assembly gap and the like of the light-transmitting cover plate installed on the second frame body can be prevented from occupying the thickness of the second frame body, namely, the installation mode of the light-transmitting cover plate installed on the second installation surface is realized, the installation of the light-transmitting cover plate can not occupy the thickness of the second frame body, the thickness of the second frame body can be thinned, and the thickness of the whole display device can be thinned.

Drawings

FIG. 1 is a schematic cross-sectional view of a portion of a display device as disclosed in an embodiment of the present application;

fig. 2 is a schematic partial structure diagram of a display device disclosed in an embodiment of the present application.

Description of reference numerals:

100-a housing;

200-a display screen;

300-a light-transmissive cover plate;

400-a first frame body, 410-a first mounting surface, 411-a positioning groove, 420-a second mounting surface, 430-a first limiting bulge, 431-a first sub-bulge, 432-a first limiting surface, 440-a second limiting bulge and 441-a second sub-bulge;

500-a second frame;

610-light source, 620-optical film;

710-infrared device, 720-filter bar, 730-screw connection.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. 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.

The terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It will be appreciated that the data so used may be interchanged under appropriate circumstances such that embodiments of the application may be practiced in sequences other than those illustrated or described herein, and that the terms "first," "second," and the like are generally used herein in a generic sense and do not limit the number of terms, e.g., the first term can be one or more than one. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.

The display device disclosed in the embodiments of the present application is described in detail below with reference to the accompanying drawings through specific embodiments and application scenarios thereof.

As shown in fig. 1 to 2, an embodiment of the present application discloses a display apparatus including a housing 100, a display screen 200, a light-transmissive cover plate 300, a first frame 400, and a second frame 500.

The housing 100 is a mounting base of the display device, and can bear other components on the display device. The first frame 400 and the second frame 500 are disposed on the housing 100, the first frame 400 is located in the second frame 500, and a first end surface of the first frame 400 facing away from the housing 100 is lower than a second end surface of the second frame 500 facing away from the housing 100, that is, the first frame 400 sinks relative to the second end surface of the second frame 500. In the display apparatus, the first frame body 400 is located inside the second frame body 500, and the entire thickness of the second frame body 500 has a large influence on the entire thickness of the display apparatus.

The first frame body 400 is provided with a first mounting surface 410 and a second mounting surface 420 which extend along the edge of the first frame body 400, the second mounting surface 420 surrounds the first mounting surface 410, certainly, the second mounting surface 420 and the first mounting surface 410 are not coplanar, the second mounting surface 420 and the first mounting surface 410 can be two mounting planes which are not coplanar, the display screen 200 is mounted on the first mounting surface 410, and the light-transmitting cover plate 300 is mounted on the second mounting surface 420, because the first mounting surface 410 and the second mounting surface 420 are not coplanar, the light-transmitting cover plate 300 covers the display screen 200, and the light-transmitting cover plate 300 can play a role in protecting the display screen 200 and prevent the display screen 200 from being broken. The display screen 200 and the transparent cover plate 300 are both mounted on the first frame 400, that is, the transparent cover plate 300 can be mounted on the second mounting surface 420 in a manner of sinking compared with the second frame 500, so that the transparent cover plate 300 can be prevented from being mounted on the second frame 500, and the transparent cover plate 300 can be prevented from occupying the space in the thickness direction of the second frame 500, thereby reducing the thickness of the second frame 500, and further thinning the whole display device. The display device in the present application may specifically be a touch display device, and may also be other types of display devices, and the present application does not limit the specific types of the display devices.

In the display device disclosed in the present application, a first glue layer may be used between the display screen 200 and the first mounting surface 410 to fixedly connect the display screen 200 and the first mounting surface 410, and certainly, a second glue layer may also be used between the transparent cover plate 300 and the second mounting surface 420 to fixedly connect, an assembly gap is provided between the display screen 200 and the transparent cover plate 300, and foam or other soft structural members may be disposed in an edge of the assembly gap between the display screen 200 and the transparent cover plate 300 to realize connection and fixation between the display screen 200 and the transparent cover plate 300. The display screen 200 and the first mounting surface 410, and the transparent cover plate 300 and the second mounting surface 420 may be connected by a structure such as a buckle or a screw, and the embodiment of the present application does not specifically limit the connection manner between the display screen 200 and the transparent cover plate 300 and the first mounting surface 410 and the second mounting surface 420, respectively.

In the display device disclosed in the present application, the edge of the gap formed between the display screen 200 and the transparent cover plate 300 can be provided with a light shielding strip (for example, a foam strip), because the thickness of the second frame body 500 in the present application can be thinned, the thickness of the foam strip provided in the display device can be thinned correspondingly, the black edge formed by the foam strip seen by the user when the user faces the display screen 200 is also narrower, and the visual angle effect of the user in the process of using the display device can be improved. Moreover, the transparent cover plate 300 and the display screen 200 of the display device in the application can be fixed on the first frame 400 by using bonding, buckling connection and other modes, so that the transparent cover plate 300 can be prevented from being fixed by using a pressing plate, and the problems that the assembly of the display device is complicated and the cost is high due to the fact that more pressing plates are used can be avoided.

In the present application, since the transparent cover plate 300 is not required to be mounted on the second frame 500, the display device can be assembled on the same station in the whole assembling process of the display device by stacking, so as to simplify the assembling steps of the display device and improve the assembling efficiency of the display device. The specific assembly process may be: the casing 100 is placed on the bottommost layer, the first frame body 400 is arranged on the casing 100 and connected with the casing 100, the first frame body 400 and the casing 100 can be connected through structures such as buckles and screws, after the first frame body 400 is installed, the display screen 200 can be sequentially installed on the first installation surface 410, the light-transmitting cover plate 300 is installed on the second installation surface 420, and finally the second frame body 500 and the casing 100 can be fixedly connected with each other, so that the whole display device is assembled. Similarly, the second frame 500 and the housing 100 may be connected by a fastener, a screw, or the like. The embodiment of the present application does not specifically limit the connection manner between the first housing 400 and the casing 100 and between the second housing 500 and the casing 100. The first frame 400 disclosed in the embodiment of the present application may be understood as a middle frame described in the background art, and the second frame 500 may be understood as a front frame described in the background art, and of course, the first frame 400 and the second frame 500 may also be in other specific structural forms.

The display device disclosed in the embodiment of the present application improves the structure of the display device in the related art, and the display screen 200 and the transparent cover plate 300 are both installed on the first frame body 400, so that the installation position and the assembly gap when the transparent cover plate 300 is installed on the second frame body 500 can be prevented from occupying the thickness of the second frame body 500, that is, the installation manner of installing the transparent cover plate 300 on the second installation surface 420 in the present application is avoided, the installation of the transparent cover plate 300 cannot occupy the thickness of the second frame body 500, the thickness of the second frame body 500 can be thinned, and the thickness of the whole display device can be thinned.

In the display device disclosed in the embodiment of the application, the first frame 400 may include a first limiting protrusion 430, the first limiting protrusion 430 protrudes from the first mounting surface 410, the first limiting protrusion 430 and the first mounting surface 410 form a first positioning space, and the display screen 200 is positioned in the first positioning space. In this case, in the process of installing the display screen 200 on the first installation surface 410, the display screen 200 can be in positioning fit with the first positioning space, so that the display screen 200 can be accurately installed on the first installation surface 410, and meanwhile, the first positioning space can improve the stability of the display screen 200 after being installed on the first installation surface 410.

In a further technical solution, the first limiting protrusion 430 may include a plurality of first sub-protrusions 431, the plurality of first sub-protrusions 431 are arranged at intervals, and the plurality of first sub-protrusions 431 and the first mounting surface 410 form a first positioning space. In this case, the plurality of first sub protrusions 431 spaced apart from each other can reduce the material used to form the first sub protrusions 431, thereby contributing to a reduction in weight of the first frame body 400 and simplification of the structure of the first frame body 400.

Because of the influence of the material used by the display screen 200 itself and the function of the display screen 200 itself, the texture of the display screen 200 is brittle, which results in that the display screen 200 is more easily damaged, and in order to prevent the display screen 200 from being more easily damaged, in the display device disclosed in the embodiment of the present application, the first limiting protrusion 430 may include a first limiting surface 432 facing the edge of the display screen 200, the first limiting surface 432 is an elastic surface, and the first limiting protrusion 430 is in limiting fit with the edge of the display screen 200 through the first limiting surface 432. In this case, in the process of installing the display screen 200, since the first position-limiting surface 432 is an elastic surface, even if the first position-limiting surface 432 rubs or collides with the edge of the display screen 200, the elastic first position-limiting surface 432 can prevent the edge of the display screen 200 from being damaged. Optionally, the first position-limiting surface 432 may be a silica gel surface, and the first position-limiting surface 432 may also be another elastic structure surface.

In order to improve the protection performance of the first limiting protrusion 430 on the display screen 200, in the first limiting protrusion 430, the whole first limiting protrusion 430 may be an elastic member, and part of the first limiting protrusion 430 may also be an elastic member, specifically, the whole first limiting protrusion 430 may be made of rubber, and part of the first limiting protrusion 430 may also be made of rubber, that is, the part close to the display screen 200 may be made of rubber. In an alternative technical solution, the first limiting protrusion 430 may include a first rigid protrusion and an elastic portion, the elastic portion has an elastic surface, the elastic portion is located between the first rigid protrusion and the display screen 200, the first mounting surface 410 may have a positioning slot 411, the elastic portion is located inside the positioning slot 411, and the first limiting protrusion 430 is in limiting fit with an edge of the display screen 200 through the elastic surface.

Under the above circumstances, the first limiting protrusion 430 including the first rigid protrusion and the elastic portion can protect the edge of the display screen 200, and at the same time, the first rigid protrusion has higher structural strength, so that the limiting strength of the first limiting protrusion 430 to the display screen 200 can be ensured. Meanwhile, the elastic part is positioned in the positioning groove 411, so that the stability of the elastic part after installation can be improved, and the stability of edge protection of the display screen 200 can be improved. Of course, in the display device disclosed in the embodiment of the present application, as long as the limiting function can be realized between the first limiting protrusion 430 and the edge of the display screen 200, specifically, the limiting fit between the first limiting protrusion 430 and the edge of the display screen 200 may be contact limiting, and may also be non-contact limiting in the design gap.

Similarly, in the display device disclosed in the embodiment of the present application, the first frame 400 may further include a second limiting protrusion 440, the second limiting protrusion 440 protrudes out of the second mounting surface 420, the second limiting protrusion 440 and the second mounting surface 420 form a second positioning space, and the light-transmitting cover plate 300 is positioned in the second positioning space. In this case, in the process of installing the light-transmitting cover plate 300 on the second installation surface 420, the light-transmitting cover plate 300 can be in positioning fit with the second positioning space, so that the light-transmitting cover plate 300 can be accurately installed on the second installation surface 420, and meanwhile, the second positioning space can improve the stability of the light-transmitting cover plate 300 in installation on the second installation surface 420.

In a further technical solution, the second limiting protrusion 440 may include a plurality of second sub-protrusions 441, the plurality of second sub-protrusions 441 are disposed at intervals, and the plurality of second sub-protrusions 441 and the second mounting surface 420 form a second positioning space. In this case, the plurality of second sub-protrusions 441 disposed at intervals can reduce the material used for disposing the second sub-protrusions 441, thereby contributing to a reduction in weight of the first frame body 400 and simplification of the structure of the first frame body 400.

In order to ensure that the assembly position between the first frame 400 and the housing 100 is relatively accurate when the first frame 400 and the housing 100 are assembled, in an optional technical solution, one of the first frame 400 and the housing 100 may be provided with a positioning protrusion, the other may be provided with a positioning groove, and the first frame 400 and the housing 100 are in positioning fit through the positioning protrusion and the positioning groove. Under this condition, before first framework 400 and casing 100 realized the erection joint, positioning groove and location arch are favorable to realizing prepositioning between the two to can make things convenient for to realize quick and accurately installing between the two, after first framework 400 and casing 100 realized the assembly, the setting of positioning arch and positioning groove can be favorable to promoting both stability after the assembly.

In the display device disclosed in the embodiment of the present application, the display screen 200 may be a liquid crystal screen, the display device may further include a light source 610 and an optical film 620, the light source 610 is disposed in the casing 100 and faces the liquid crystal screen, the optical film 620 is disposed between the light source 610 and the liquid crystal screen and is located on a side of the liquid crystal screen facing away from the light-transmissive cover plate 300, and the first frame 400 has a third end face facing the casing 100; the optical film 620 is mounted on the third end surface; the display screen 200 and the light-transmissive cover plate 300 are mounted adjacent to the first end surface, that is, the first mounting surface 410 and the second mounting surface 420 are adjacent to the first end surface. In this case, the light emitted from the light source 610 can be incident on the optical film 620, and the optical film 620 can process the light to provide the processed light to the liquid crystal screen, so that a bright picture can be displayed on the liquid crystal screen.

In addition, the optical film 620 is mounted on the third end surface, and the display screen 200 and the transparent cover 300 are mounted adjacent to the first end surface, so that the optical film 620, the display screen 200 and the transparent cover 300 are mounted at a position adjacent to the end surface of the first frame 400, the display screen 200 and the transparent cover 300 can be close to the end of the first frame 400, and the optical film 620, the display screen 200 and the transparent cover 300 can be conveniently mounted on the first frame 400. Because the display screen 200 in this application is installed on first framework 400 to make the distance between display screen 200 and casing 100 reduce, thereby make the distance between light source 610, optical film 620 and the display screen 200 reduce, and then can be favorable to light source 610 to realize the grading to display screen 200.

In the display device disclosed in the embodiment of the present application, in order to achieve more stable installation of the light-transmissive cover plate 300, a fixing strip may be disposed on the light-transmissive cover plate 300 to clamp the light-transmissive cover plate 300 between the fixing strip and the second installation surface 420.

Of course, in the display apparatus disclosed in the embodiment of the present application, the display apparatus may further include an infrared device 710 and a filter strip 720, a light incident surface of the filter strip 720 is opposite to a light exit surface of the infrared device 710, the filter strip 720 is disposed along an edge of the light-transmitting cover plate 300, and the light-transmitting cover plate 300 is sandwiched between the second mounting surface 420 and the filter strip 720. In this case, the filter strip 720 may be a fixed strip as described above, and the filter strip 720 can filter the infrared light emitted from the infrared device 710. Specifically, the infrared device 710 may include an infrared emitter and an infrared receiver, so that the infrared emitter and the infrared receiver are matched to implement a touch function of the display device, and the light filtering strip 720 can perform a light filtering function and also can clamp and fix the light-transmitting cover plate 300, that is, the light filtering strip 720 has multiple functions.

In a further technical solution, the second frame 500 may be provided with a first threaded hole and a connecting hole, the housing 100 is connected to the second frame 500 through a threaded connector 730 matched with the first threaded hole, the infrared device 710 is disposed in the connecting hole, and the first threaded hole and the connecting hole are disposed in a staggered manner. Under this condition, the connected mode of connecting second framework 500 and casing 100 through threaded connection spare 730 is comparatively simple, and, the workable thickness that is thinner for of the second framework 500 that need not to install printing opacity apron 300, and the mode of seting up first screw hole and connecting hole dislocation in the embodiment of this application can be under the condition of guaranteeing second framework 500's structural strength, can also adapt to second framework 500's attenuate design, and simultaneously, can avoid connecting hole and first screw hole to link up and lead to the processing piece of first screw hole to drop to infrared device 710, and then the problem of the function of influence infrared device 710.

Here, the first housing 400 and the second housing 500 may have a square frame structure or a circular frame structure. The first frame 400 has a first end surface and a third end surface, which are two end surfaces of the first frame 400 opposite to each other and face opposite to each other. The second frame 500 has a second end surface and a fourth end surface, and the second end surface and the fourth end surface are two end surfaces opposite to each other in the direction of the second frame 500. The first end face and the second end face have the same orientation and are the same as the display screen 200.

In addition, the first end surface is lower than the second end surface, and it can be understood that the distance from the first end surface to the housing 100 is smaller than the distance from the second end surface to the housing 100 (which can be understood as the back cover of the display device). Of course, the housing 100 is located on the side of the third end surface of the first frame body 400 and the fourth end surface of the second frame body 500. In an alternative, the third end surface of the first frame body 400 and the fourth end surface of the second frame body 500 are connected to the housing 100 through a connector.

The thickness referred to herein is a dimension of the corresponding member in a thickness direction perpendicular to the display screen 200.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (11)

1. A display device comprising a housing (100), a display screen (200), a light-transmissive cover plate (300), a first frame body (400), and a second frame body (500), wherein:

the first frame body (400) and the second frame body (500) are arranged on the shell (100), the first frame body (400) is located in the second frame body (500), a first end face, facing away from the shell (100), of the first frame body (400) is lower than a second end face, facing away from the shell (100), of the second frame body (500), the first frame body (400) is provided with a first installation face (410) and a second installation face (420) which extend along the edge of the first frame body (400), the second installation face (420) surrounds the first installation face (410), the display screen (200) is installed on the first installation face (410), the light-transmitting cover plate (300) is installed on the second installation face (420), and the light-transmitting cover plate (300) covers the display screen (200).

2. The display device according to claim 1, wherein the first frame body (400) comprises a first limiting protrusion (430), the first limiting protrusion (430) protrudes from the first mounting surface (410), the first limiting protrusion (430) and the first mounting surface (410) form a first positioning space, and the display screen (200) is positioned in the first positioning space.

3. The display device according to claim 2, wherein the first position-limiting protrusion (430) comprises a plurality of first sub-protrusions (431), the plurality of first sub-protrusions (431) are arranged at intervals, and the plurality of first sub-protrusions (431) and the first mounting surface (410) form the first positioning space.

4. The display device according to claim 2, wherein the first position-limiting protrusion (430) comprises a first position-limiting surface (432) facing the edge of the display screen (200), the first position-limiting surface (432) is an elastic surface, and the first position-limiting protrusion (430) is in position-limiting fit with the edge of the display screen (200) through the first position-limiting surface (432).

5. The display device according to claim 4, wherein the first position-limiting protrusion (430) comprises a first rigid protrusion and an elastic part, the elastic part is provided with the elastic surface, the elastic part is positioned between the first rigid protrusion and the display screen (200), the first mounting surface (410) is provided with a positioning groove (411), the elastic part is positioned in the positioning groove (411), and the first position-limiting protrusion (430) is in position-limiting fit with the edge of the display screen (200) through the elastic surface.

6. The display device according to claim 1, wherein the first frame body (400) further comprises a second limiting protrusion (440), the second limiting protrusion (440) protrudes from the second mounting surface (420), the second limiting protrusion (440) and the second mounting surface (420) form a second positioning space, and the transparent cover plate (300) is positioned in the second positioning space.

7. The display device according to claim 6, wherein the second position-limiting protrusion (440) comprises a plurality of second sub-protrusions (441), the plurality of second sub-protrusions (441) are arranged at intervals, and the plurality of second sub-protrusions (441) and the second mounting surface (420) form the second positioning space.

8. The display device according to claim 1, wherein one of the first frame body (400) and the housing (100) is provided with a positioning protrusion, the other is provided with a positioning groove, and the first frame body (400) and the housing (100) are in positioning fit with the positioning protrusion and the positioning groove through the positioning protrusion.

9. The display device according to claim 1, wherein the display screen (200) is a liquid crystal screen, the display device further comprising a light source (610) and an optical film (620), the light source (610) being disposed in the housing (100) and facing the liquid crystal screen, the optical film (620) being disposed between the light source (610) and the liquid crystal screen and being located on a side of the liquid crystal screen facing away from the light-transmissive cover plate (300),

the first frame (400) has a third end surface facing the housing (100); the optical film (620) is mounted on the third end face; the display screen (200) and the light-transmissive cover plate (300) are mounted adjacent the first end face.

10. The display device according to claim 1, further comprising an infrared device (710) and a light filter strip (720), wherein a light incident surface of the light filter strip (720) is opposite to a light exit surface of the infrared device (710), the light filter strip (720) is disposed along an edge of the light-transmissive cover plate (300), and the light-transmissive cover plate (300) is sandwiched between the second mounting surface (420) and the light filter strip (720).

11. The display device according to claim 10, wherein the second frame body (500) is provided with a first screw hole and a connection hole, the housing (100) is connected to the second frame body (500) by a screw connector (730) fitted to the first screw hole,

the infrared device (710) is arranged in the connecting hole, and the first threaded hole and the connecting hole are arranged in a staggered mode.

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