CN214669977U - Display device - Google Patents
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- CN214669977U CN214669977U CN202120707721.1U CN202120707721U CN214669977U CN 214669977 U CN214669977 U CN 214669977U CN 202120707721 U CN202120707721 U CN 202120707721U CN 214669977 U CN214669977 U CN 214669977U
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- display panel
- display device
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Abstract
The utility model discloses a display device, which comprises a backlight component and a display component, wherein the backlight component comprises a back plate and a middle frame, the edge of the middle frame is provided with a clamping groove, the edge of the back plate is provided with a clamping block, and the clamping block is clamped in the clamping groove; the display assembly comprises a display panel and an optical diaphragm which are stacked, the optical diaphragm is connected with one side of the middle frame, which is back to the back plate, and the optical diaphragm is positioned between the middle frame and the display panel. The utility model provides a display device can realize narrow frame effect.
Description
Technical Field
The utility model relates to a display technical field, in particular to display device.
Background
With the progress of liquid crystal display technology, liquid crystal displays have been widely used in products such as televisions, computers, mobile multimedia devices, and the like.
In the related art, a middle frame of the backlight assembly is disposed at one side of the display panel, and the middle frame is provided with a supporting platform capable of supporting the display panel and a groove region capable of accommodating optical films such as a limiting light guide plate, a diffusion plate, and a reflective sheet. Bearing platform needs to be connected fixedly through glue and display panel's non-display area, and bearing platform needs to have sufficient width to satisfy the rubber coated demand, and the center also need have sufficient thickness just can guarantee the reliable support to display panel, and this extremely narrow design that has restricted the center, and LCD's narrow frame design is more difficult.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a display device aims at realizing display device's narrow frame design.
In order to achieve the above object, the present invention provides a display device, the display device includes:
the backlight assembly comprises a back plate and a middle frame, wherein a clamping groove is formed in the edge of the middle frame, a clamping block is arranged at the edge of the back plate, and the clamping block is clamped in the clamping groove; and
the display assembly comprises a display panel and an optical diaphragm which are overlapped, the optical diaphragm is connected with one side, back to the back plate, of the middle frame, and the optical diaphragm is located between the middle frame and the display panel.
In an embodiment of the present invention, the fixture block includes a first connection portion and a second connection portion;
the first connecting part is connected with the back plate, and the second connecting part is arranged on the first connecting part;
the lateral wall of draw-in groove is equipped with the spacing groove, when the center with the backplate is connected, first connecting portion at least part hold and spacing in the draw-in groove, second connecting portion at least part hold and spacing in the spacing inslot.
In an embodiment of the present invention, a first guiding inclined plane is disposed on a periphery of the notch of the slot;
the first guide inclined plane extends towards the clamping groove and is connected with the side wall of the clamping groove;
and a second guide inclined plane is arranged on one side of the second connecting part facing the middle frame and corresponds to the first guide inclined plane.
In an embodiment of the present invention, the back plate and the fixture block are integrally formed, and the back plate and the fixture block enclose to form a mounting groove;
the middle frame part is accommodated in the mounting groove, and the optical film covers the notch of the mounting groove.
In an embodiment of the present invention, the backlight assembly further includes a light source, and the light source is disposed in the mounting groove.
In an embodiment of the present invention, the backlight assembly further includes a reflective sheet, the reflective sheet is disposed on the bottom wall of the mounting groove, and the light source portion is disposed through the reflective sheet.
The utility model relates to an embodiment, the center towards one side of optics diaphragm is equipped with gluey groove, gluey groove is used for the holding glue solution.
In an embodiment of the present invention, the optical film includes a diffusion plate and a brightness enhancement film stacked together;
one side of the brightness enhancement film back to the diffusion plate is connected with the display panel.
In an embodiment of the present invention, the display module further includes a transparent adhesive layer, the transparent adhesive layer is located between the display panel and the optical film for adhesion between the display panel and the optical film.
In an embodiment of the present invention, the display device further includes an outer frame;
the outer frame is provided with a containing groove, the back plate, the middle frame, the display panel and the optical film are contained in the containing groove, the display panel is arranged close to a notch of the containing groove, and the back plate is arranged on the bottom wall of the containing groove.
The display device in the technical scheme of the utility model comprises a backlight component and a display component, wherein the backlight component comprises a back plate and a middle frame, the edge of the middle frame is provided with a clamping groove, the edge of the back plate is provided with a clamping block, and the clamping block is clamped in the clamping groove; the display assembly comprises a display panel and an optical diaphragm which are stacked, the optical diaphragm is connected with one side, back to the back plate, of the middle frame, and the optical diaphragm is located between the middle frame and the display panel. With this, by arranging the display panel and the optical film originally arranged in the backlight assembly in a stacked manner, the middle frame does not need to be directly connected and fixed with the non-display area of the display panel, but is connected and fixed with the optical film, which allows the middle frame to be designed narrower. Because the center sets up in the below of display panel and optical film piece, even the width of center is narrow slightly, still can reliably support display panel and optical film piece, the center is located the below of display panel and optical film piece simultaneously, does not also occupy the space of display panel week side, and the week side accessible narrower frame of display panel encircles the parcel, realizes the encapsulation, and this narrow frame design that is favorable to realizing display device. In addition, the backplate can be dismantled with the center through the joint cooperation of fixture block and draw-in groove and be connected, has also avoided needing to design the center thicker, satisfies the needs that the through screw carries out the spiro union lock with the backplate and attaches on the center, is favorable to reducing the width of center and realizes this display device's narrow frame design.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be 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 structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a display device according to the present invention;
FIG. 2 is an exploded view of the display device of FIG. 1;
fig. 3 is a schematic structural view of the optical film of fig. 1.
The reference numbers illustrate:
the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. Throughout this document, "and/or" is meant to include three juxtaposed aspects, exemplified by "A and/or B," including either the A aspect, or the B aspect, or both A and B. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a display device for image display.
The utility model provides a display device, as shown in fig. 1 and fig. 2, the display device comprises a backlight assembly 1 and a display assembly 2, wherein the backlight assembly 1 comprises a back plate 11 and a middle frame 12, a clamping groove 121 is arranged at the edge of the middle frame 12, a clamping block 13 is arranged at the edge of the back plate 11, and the clamping block 13 is clamped in the clamping groove 121; the display module 2 includes a display panel 21 and an optical film 22 stacked on the display panel, the optical film 22 is connected to a side of the middle frame 12 opposite to the back plate 11, and the optical film 22 is located between the middle frame 12 and the display panel 21.
In the present embodiment, the backlight assembly 1 is used to provide backlight and mount the display assembly 2, the back plate 11 is used to mount the light source 15 and the optical sheets, and the middle frame 12 is used to mount and support the display assembly 2. The fixture block 13 is arranged at the edge of the back plate 11, and the clamping groove 121 is arranged at the edge of the middle frame 12 and is positioned at one side of the middle frame 12 facing the back plate 11; the back plate 11 is detachably connected with the middle frame 12 through the clamping fit of the clamping groove 121 and the clamping block 13, so that the back plate 11 and the middle frame 12 can be conveniently installed and detached. The latch 13 may be a protrusion integrally formed with the back plate 11, and the locking groove 121 may be a groove structure formed by a molding process on the middle frame 12. Exemplarily, the edge of the middle frame 12 may be provided with a first connection section, a second connection section and a third connection section, two ends of the second connection section are respectively connected with the first connection section and the third connection section, one end of the first connection section, which is far away from the second connection section, is connected with the middle frame 12, the first connection section and the second connection section are arranged at an included angle, the second connection section and the third connection section are arranged at an included angle, and the first connection section, the second connection section and the third connection section enclose to form the clamping groove 121, wherein the whole formed by connecting the first connection section, the second connection section and the third connection section may also form an inverted U-shaped structure.
The display panel 21 is used for displaying images and the optical film 22 is used for dimming, e.g. for light focusing and light homogenization. The optical film 22 and the display panel 21 may be adhered by a transparent adhesive liquid such as an ultraviolet adhesive, so that light emitted from the light source 15 in the backlight assembly 1 can penetrate through the optical film 22 and the transparent adhesive liquid between the optical film 22 and the display panel 21 and enter the display panel 21, thereby providing backlight for the display panel 21. The transparent glue solution can uniformly cover the contact surface of the optical film 22 and the display panel 21, so as to realize reliable connection between the optical film 22 and the display panel 21 and realize consistency and uniformity of light incidence of the display panel 21.
The technical solution of the present embodiment is that by stacking the display panel 21 and the optical film 22 originally disposed in the backlight assembly 1, the middle frame 12 is no longer required to be directly connected and fixed with the non-display area of the display panel 21, but is connected and fixed with the optical film 22, which allows the middle frame 12 to be designed narrower. Because the middle frame 12 is disposed below the display panel 21 and the optical film 22, even if the width of the middle frame 12 is slightly narrow, the display panel 21 and the optical film 22 can still be reliably supported, meanwhile, the middle frame 12 is located below the display panel 21 and the optical film 22, and does not occupy the space on the peripheral side of the display panel 21, and the peripheral side of the display panel 21 can be wrapped around by the narrow outer frame 3, so that packaging is realized, and the narrow frame design of the display device is facilitated. In addition, backplate 11 can be dismantled with center 12 through the joint cooperation of fixture block 13 and draw-in groove 121 and be connected, has also avoided needing to design center 12 thicker, satisfies on center 12 that the through screw carries out the needs that the spiro union lock attaches with backplate 11, is favorable to reducing center 12's width and realizes this display device's narrow frame design.
In an embodiment of the present invention, as shown in fig. 1 and fig. 2, the latch 13 includes a first connecting portion 131 and a second connecting portion 132; the first connecting portion 131 is connected to the back panel 11, and the second connecting portion 132 is disposed on the first connecting portion 131; the side wall of the slot 121 is provided with a limiting groove 1211, when the middle frame 12 is connected to the back plate 11, the first connecting portion 131 is at least partially received and limited in the slot 121, and the second connecting portion 132 is at least partially received and limited in the limiting groove 1211.
In this embodiment, the first connecting portion 131 and the second connecting portion 132 may be integrally formed, and the first connecting portion 131, the second connecting portion 132 and the back plate 11 may be integrally formed, so as to improve the overall structural strength formed by combining the first connecting portion 131, the second connecting portion 132 and the back plate 11. The first connecting portion 131 may be a protruding structure disposed at the edge of the back plate 11, and the first connecting portion 131 is clamped in the clamping groove 121; the second connecting portion 132 may be a protruding structure disposed at an end of the first connecting portion 131 far away from the back plate 11, and the second connecting portion 132 is clamped in the limiting groove 1211, so that the back plate 11 is in clamping fit with the clamping groove 121 through the first connecting portion 131, and the second connecting portion 132 is detachably connected with the middle frame 12 through the clamping fit of the limiting groove 1211, thereby improving the reliability of the mounting and fixing of the back plate 11 and the middle frame 12.
In an embodiment of the present invention, as shown in fig. 1 and fig. 2, a first guiding inclined plane 122 is disposed around the notch of the slot 121; the first guide slope 122 extends toward the card slot 121 and is connected to a sidewall of the card slot 121; the second connecting portion 132 is provided with a second guiding inclined surface 1321 on a side facing the middle frame 12, and the second guiding inclined surface 1321 is provided corresponding to the first guiding inclined surface 122.
In this embodiment, the first guiding inclined plane 122 is used for sliding fit with the second guiding inclined plane 1321, when the clamping block 13 passes through the notch of the clamping groove 121, the first guiding inclined plane 122 slides along the second guiding inclined plane 1321, so that the clamping block 13 slides and abuts against the first guiding inclined plane 122 and the second guiding inclined plane 1321, and the clamping block 13 can extrude the side wall of the clamping groove 121, so that the notch of the clamping groove 121 deforms, and smoothly enters the clamping groove 121, thereby realizing clamping of the clamping block 13 and the clamping groove 121.
In an embodiment of the present invention, as shown in fig. 1 and fig. 2, the back plate 11 and the locking block 13 are integrally formed, and the back plate 11 and the locking block 13 surround to form the mounting groove 14; the middle frame 12 is partially received in the mounting groove 14, and the optical film 22 covers the notch of the mounting groove 14.
In this embodiment, when the back plate 11 and the latch 13 are integrally formed, the strength of the whole structure of the combination of the back plate 11 and the latch 13 is improved, the middle frame 12 is stably and reliably supported, and the structural stability of the display device is improved. The latch 13 may be a protruding structure disposed on the edge of the back plate 11, and the latch 13 and the back plate 11 enclose to form an installation groove 14 capable of accommodating a portion of the middle frame 12, so that the middle frame 12 crosses the notch of the installation groove 14 and is partially located in the installation groove 14, and is partially located outside the installation groove 14.
In an embodiment of the present invention, as shown in fig. 1 and fig. 2, the backlight assembly 1 further includes a light source 15, and the light source 15 is disposed in the mounting groove 14.
In this embodiment, the light source 15 is used for providing backlight to the display panel 21, the light source 15 may be disposed on the bottom wall or the side wall of the mounting groove 14, when the light source 15 is disposed on the bottom wall of the mounting groove 14, the display device is of a direct-type display structure, light emitted by the light source 15 is incident to the optical film 22 from the bottom side of the optical film 22, and then is incident into the display panel 21 through the optical film 22; when the light source 15 is disposed on the sidewall of the mounting groove 14, the display device is of a lateral-in type display structure, a light guide plate may be disposed on the bottom wall of the mounting groove 14, and light emitted from the light source 15 first passes through the light guide plate and then enters the optical film 22 and the display panel 21 from the bottom side of the optical film 22.
In an embodiment of the present invention, as shown in fig. 1 and fig. 2, the backlight assembly 1 further includes a reflective sheet 16, the reflective sheet 16 is disposed on the bottom wall of the mounting groove 14, and the light source 15 partially penetrates through the reflective sheet 16.
In this embodiment, the light emitting portion of the light source 15 may be provided through the reflection sheet 16 so that the light emitted from the light source 15 is reflected toward the optical film 22 by the reflection sheet 16. For example, the light source 15 may include a circuit board and a plurality of point light sources disposed on the circuit board, the point light sources are light emitting portions of the light source 15, the circuit board is used to control whether each point light source emits light, each point light source penetrates through the reflective sheet 16, the circuit board is disposed on one side of the reflective sheet 16 facing the bottom wall of the mounting groove 14, the reflective sheet 16 reflects light emitted by each point light source to the groove opening of the mounting groove 14, so that light emitted by the light source 15 can be more incident on the optical film 22 and the display panel 21, thereby increasing the utilization rate of light emitted by the light source 15, and improving the display brightness and display effect of the display panel 21. The point light source may be an LED lamp, and the like, which is not limited herein.
In an embodiment of the present invention, as shown in fig. 1 and fig. 2, a glue groove 123 is disposed on one side of the middle frame 12 facing the optical film 22, and the glue groove 123 is used for accommodating a glue solution.
In this embodiment, the optical film 22 abuts against the periphery of the glue groove 123, and the liquid level of the glue solution can be slightly higher than the groove depth of the glue groove 123, so that when the optical film 22 is disposed on the middle frame 12, the edge portion of the optical film 22 can be bonded with the middle frame 12 through the glue solution in the glue groove 123, thereby preventing the optical film 22 from moving relative to the middle frame 12, and improving the stability and reliability of the connection between the optical film 22 and the middle frame 12.
In an embodiment of the present invention, as shown in fig. 1 and 3, the optical film 22 includes a diffusion plate 221 and a brightness enhancement film 222 stacked together; the side of the brightness enhancement film 222 facing away from the diffuser plate 221 is connected to the display panel 21.
In the embodiment, the diffusion plate 221 is used for homogenizing the light entering the display panel 21, and the brightness enhancement film 222 is used for improving the brightness of the light entering the display panel 21, so that the light emitted from the light source 15 can be changed into light with higher brightness and more uniform light intensity under the dimming action of the diffusion plate and the brightness enhancement film 222, thereby improving the display effect of the display panel 21.
In an embodiment of the present invention, as shown in fig. 1 and fig. 3, the display module 2 further includes a light-transmitting adhesive layer, and the light-transmitting adhesive layer is located between the display panel 21 and the optical film 22, and is used for bonding the display panel 21 and the optical film 22.
In this embodiment, the light-transmitting adhesive layer is used to bond the display panel 21 and the optical film 22, the material of the light-transmitting adhesive layer may be an ultraviolet adhesive, the light-transmitting adhesive layer may be formed by coating a transparent adhesive solution on the display panel 21 or the surface of the optical film 22 and curing the transparent adhesive solution, and the optical film 22 and the display panel 21 are bonded by the transparent adhesive solution, so that light emitted by the light source 15 in the backlight assembly 1 may be transmitted into the display panel 21 through the optical film 22 and the transparent adhesive solution between the optical film 22 and the display panel 21, and backlight is provided for the display panel 21. The transparent glue solution can uniformly cover the contact surface of the optical film 22 and the display panel 21, so as to realize reliable connection between the optical film 22 and the display panel 21 and realize consistency and uniformity of light incidence of the display panel 21.
In an embodiment of the present invention, as shown in fig. 1, the display device further includes an outer frame 3; the outer frame 3 has a receiving cavity 31, the back plate 11, the middle frame 12, the display panel 21 and the optical film 22 are received in the receiving cavity 31, the display panel 21 is disposed adjacent to the opening of the receiving cavity 31, and the back plate 11 is disposed on the bottom wall of the receiving cavity 31.
In this embodiment, the outer frame 3 is used to protect the back plate 11, the middle frame 12, the display panel 21 and the optical film 22 in isolation, the middle frame 12 is located below the optical film 22 and the display panel 21 and abuts against the optical film 22 to support the optical film 22 and the display panel 21, the outer side wall of the middle frame 12 and the outer side wall of the display panel 21 are connected with the side wall of the accommodating groove 31 through bonding or the like, the back plate 11 is connected with the bottom wall of the accommodating groove 31, so as to realize the positioning of the back plate 11, the middle frame 12, the display panel 21 and the optical film 22 in the accommodating groove 31, and ensure the stability and compactness of the display device structure.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (10)
1. A display device, characterized in that the display device comprises:
the backlight assembly comprises a back plate and a middle frame, wherein a clamping groove is formed in the edge of the middle frame, a clamping block is arranged at the edge of the back plate, and the clamping block is clamped in the clamping groove; and
the display assembly comprises a display panel and an optical diaphragm which are overlapped, the optical diaphragm is connected with one side, back to the back plate, of the middle frame, and the optical diaphragm is located between the middle frame and the display panel.
2. The display device according to claim 1, wherein the latch includes a first connecting portion and a second connecting portion;
the first connecting part is connected with the back plate, and the second connecting part is arranged on the first connecting part;
the lateral wall of draw-in groove is equipped with the spacing groove, when the center with the backplate is connected, first connecting portion at least part hold and spacing in the draw-in groove, second connecting portion at least part hold and spacing in the spacing inslot.
3. The display apparatus according to claim 2, wherein a periphery of the slot opening is provided with a first guide slope;
the first guide inclined plane extends towards the clamping groove and is connected with the side wall of the clamping groove;
and a second guide inclined plane is arranged on one side of the second connecting part facing the middle frame and corresponds to the first guide inclined plane.
4. The display device according to claim 1, wherein the back plate and the latch are of an integrally formed structure, and the back plate and the latch enclose to form a mounting groove;
the middle frame part is accommodated in the mounting groove, and the optical film covers the notch of the mounting groove.
5. The display device of claim 4, wherein the backlight assembly further comprises a light source disposed in the mounting groove.
6. The display device as claimed in claim 5, wherein the backlight assembly further comprises a reflective sheet disposed on a bottom wall of the mounting groove, and the light source portion is disposed through the reflective sheet.
7. The display device according to any one of claims 1 to 6, wherein a glue groove is formed in a side of the middle frame facing the optical film, and the glue groove is used for accommodating glue solution.
8. The display device according to any one of claims 1 to 6, wherein the optical film comprises a diffuser plate and a brightness enhancement film stacked;
one side of the brightness enhancement film back to the diffusion plate is connected with the display panel.
9. The display device of any one of claims 1 to 6, wherein the display assembly further comprises a light-transmissive glue layer positioned between the display panel and the optical film for bonding the display panel and the optical film.
10. The display device according to any one of claims 1 to 6, wherein the display device further comprises an outer frame;
the outer frame is provided with a containing groove, the back plate, the middle frame, the display panel and the optical film are contained in the containing groove, the display panel is arranged close to a notch of the containing groove, and the back plate is arranged on the bottom wall of the containing groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120707721.1U CN214669977U (en) | 2021-04-07 | 2021-04-07 | Display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120707721.1U CN214669977U (en) | 2021-04-07 | 2021-04-07 | Display device |
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| CN214669977U true CN214669977U (en) | 2021-11-09 |
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| CN202120707721.1U Active CN214669977U (en) | 2021-04-07 | 2021-04-07 | Display device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114217476A (en) * | 2021-12-31 | 2022-03-22 | 合肥惠科金扬科技有限公司 | Back plate, backlight module and display device |
| WO2023206362A1 (en) * | 2022-04-29 | 2023-11-02 | 京东方科技集团股份有限公司 | Backlight module, display module and display apparatus |
-
2021
- 2021-04-07 CN CN202120707721.1U patent/CN214669977U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114217476A (en) * | 2021-12-31 | 2022-03-22 | 合肥惠科金扬科技有限公司 | Back plate, backlight module and display device |
| CN114217476B (en) * | 2021-12-31 | 2024-02-13 | 合肥惠科金扬科技有限公司 | Backboard, backlight module and display device |
| WO2023206362A1 (en) * | 2022-04-29 | 2023-11-02 | 京东方科技集团股份有限公司 | Backlight module, display module and display apparatus |
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