CN212255936U

CN212255936U - Display device

Info

Publication number: CN212255936U
Application number: CN202020801915.3U
Authority: CN
Inventors: 戴书华
Original assignee: Guangzhou Shiyuan Electronics Thecnology Co Ltd; Guangzhou Shirui Electronics Co Ltd
Current assignee: Guangzhou Shiyuan Electronics Thecnology Co Ltd; Guangzhou Shirui Electronics Co Ltd
Priority date: 2020-05-14
Filing date: 2020-05-14
Publication date: 2020-12-29
Anticipated expiration: 2030-05-14

Abstract

The utility model belongs to the technical field of liquid crystal display, and specifically disclose a display device, including the apron and set up in the frame subassembly of the circumference of apron, be provided with the recess on the frame subassembly, the side of apron is inserted and is located in the recess, display device still includes the mounting, and in the mounting was inserted and is located the recess, tight apron and the cell wall of recess are supported respectively to two sides that the mounting is relative to compress tightly in the recess with the side of apron. Compared with the prior art that the cover plate is tightly pressed on the frame assembly by adopting the pressing block, the fixing part can be directly inserted into the groove without using fasteners such as screws in the embodiment, the operation is simple and convenient, the assembly efficiency is high, the whole process can not generate scraps which can wear the display screen, the display effect is improved, the product yield is high, the back plate of the backlight module can be directly connected with the frame assembly by canceling the pressing block, and the thickness of the whole display device is reduced.

Description

Display device

Technical Field

The utility model relates to a liquid crystal display technology field especially relates to a display device.

Background

The display screen in the display device has low hardness, and is easy to scratch or break, so a cover plate is usually additionally arranged on the display screen to protect the display screen.

As shown in fig. 1, a pressing block 3 ' is generally used in the conventional display device to press a cover plate 1 ' against a frame assembly 2 '. Specifically, the pressing block 3 ' includes a pressing portion 31 ' and a fixing portion 32 '. The pressing part 31 ' presses the cover plate 1 ' onto the frame component 2 ', and the fixing part 31 ' is connected to the frame component 2 ' through a screw. When the screw is locked, metal debris is often generated, and the metal debris enters a gap between the cover plate 1' and a display screen (not shown), so that the display screen is abraded, and abnormal display is caused. The torque force applied to the screw needs to be controlled in the screw locking process, the frame assembly 2' is prevented from being damaged, sliding teeth are prone to occurring, once the sliding teeth are formed, the frame assembly is extremely difficult to take out, the assembly process wastes time and labor, and the production efficiency is low. In addition, the fixing portion 31 'is sandwiched between the back plate 41' of the backlight module 4 'and the frame assembly 2', which increases the thickness of the entire display device.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides an aim at: the display device is high in assembly efficiency, does not damage the cover plate and the frame assembly, and can reduce the thickness of the whole display device.

To achieve the purpose, the embodiment of the utility model adopts the following technical scheme:

the display device further comprises a fixing piece, wherein the fixing piece is inserted into the groove, and two opposite side faces of the fixing piece respectively abut against the cover plate and the groove wall of the groove.

So, the mounting compresses tightly the side of apron in the recess, with current adoption briquetting compress tightly the apron on frame subassembly compare, this embodiment need not to use fasteners such as screw, directly with the mounting insert the recess can, easy operation is convenient, the packaging efficiency is high, whole process can not produce the sweeps that probably abrade the display screen, improve the display effect, the product yield is high, the cancellation of briquetting also makes backlight unit's backplate can directly be connected with frame subassembly simultaneously, whole display device's thickness has been reduced.

As a preferred scheme of the display device, the fixing member includes an insertion portion inserted into the groove, the insertion portion abuts against a side surface of a groove wall of the groove and is provided with a first clamping portion, a second clamping portion corresponding to the first clamping portion is arranged on the groove wall of the groove, and the second clamping portion is clamped with the first clamping portion.

So, realize the location of mounting in the recess, prevent that the mounting dislocation or from droing in the recess, and then influence the fixed of apron.

As a preferable scheme of the display device, the first clamping portion is a protrusion which is convexly arranged on the insertion portion, and the second clamping portion is concavely arranged in a clamping groove on a groove wall of the groove; alternatively, the first and second electrodes may be,

the first clamping portion is a clamping groove which is concavely arranged on the insertion portion, and the second clamping portion is a protrusion which is convexly arranged on the groove wall of the groove.

So, in the draw-in groove was gone into to protruding card, realized the location of mounting in the recess, simple structure, processing is convenient.

As a preferred scheme of the display device, the first clamping portion is a protrusion which is convexly arranged on the insertion portion, the second clamping portion is a clamping groove which is concavely arranged on a groove wall of the groove, and the insertion portion abuts against one side surface of the cover plate and is concavely provided with an avoidance concave portion corresponding to the first clamping portion.

So, when grafting portion inserts the recess, because bellied existence, grafting portion can be to keeping away from bellied one side slope or the deformation tendency of buckling for dodging the concave part through setting up, there is certain space between the cell wall of grafting portion and recess, in order to hold above-mentioned deformation, the resistance that receives when reducing grafting portion and inserting in the recess.

As a preferable scheme of the display device, the fixing member further includes a connecting portion and a stopping portion, the connecting portion is connected to one end of the insertion portion away from the bottom of the groove, the connecting portion is located outside the groove, the stopping portion is convexly disposed on one side of the connecting portion away from the cover plate, and the stopping portion abuts against the edge of the notch of the groove.

So, when backstop portion and the notch edge butt of recess, show that the mounting inserts and targets in place, avoid pressing whole mounting into the recess because of the application of force is too big, lead to follow-up dismouting inconvenient.

As a preferable scheme of the display device, a plurality of fixing pieces are arranged at intervals along the circumferential direction of the cover plate; alternatively, the first and second electrodes may be,

the fixing piece is strip-shaped, and the length of the fixing piece extends along the length direction of the side edge of the cover plate.

So, a plurality of mountings set up along the circumference interval of apron, guarantee that the whole atress of apron is even, avoid the apron to warp. The fixing piece is strip-shaped, the length of the fixing piece extends along the length direction of the corresponding side edge of the cover plate, the contact area of the fixing piece and the cover plate is increased, and therefore the cover plate is stably pressed in the groove of the frame assembly.

As a preferable scheme of the display device, the fixing member is disposed at one side of the cover plate, or both sides of the cover plate are provided with the fixing member.

Therefore, the fixing piece is only arranged on one side of the cover plate in the thickness direction, and the assembling workload is reduced. When the fixing parts are arranged on the two sides of the cover plate in the thickness direction, the position precision of the cover plate relative to the frame assembly and the flatness of the cover plate can be finely adjusted by finely adjusting the positions and the insertion depths of the fixing parts in the grooves.

As a preferable mode of the display device, the groove is a U-shaped groove.

Therefore, the shape is simple and the processing is convenient.

As a preferred embodiment of the display device, an accommodating groove is formed at a side edge of the cover plate, and the fixing part is partially disposed in the accommodating groove.

So, it is spacing to the mounting further, prevent that the mounting from droing from the recess.

As a preferable scheme of the display device, the fixing member is a plastic member.

So for the mounting has certain elasticity and hardness concurrently, makes things convenient for the mounting to insert in the recess, and can apply the suitable and lasting packing force of dynamics to the side of apron, avoids crushing apron or apron dislocation.

Drawings

The invention is explained in more detail below with reference to the figures and examples.

FIG. 1 is a partial schematic view of a conventional display device;

fig. 2 is a partial schematic view of a display device according to an embodiment of the present invention;

fig. 3 is a partially enlarged view of a portion a in fig. 2.

Reference numerals:

in fig. 1:

1' -a cover plate; 2' -a frame component; 3' -briquetting; 31' -a press part; 32' -a fixing portion; 4' -a backlight module; 41' -a backsheet;

in fig. 2 and 3:

1-cover plate; 2-a frame component; 21-a groove; 211-a first slot wall; 212-a second slot wall; 2121-a second clamping part; 213-tank bottom; 3-a fixing piece; 31-a plug-in part; 311-a first clamping part; 312-avoiding a recess; 313-a plug end; 32-a connecting portion; 33-a stop; 4-a backlight module; 41-back plate.

Detailed Description

In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

As shown in fig. 2 and 3, the display device according to the embodiment of the present invention includes a cover plate 1, a frame assembly 2, and a fixing member 3. The cover plate 1 is disposed at a front side of a display screen (not shown) to protect the display screen. The cover plate 1 can be made of toughened glass or transparent rigid plastic and the like. Frame subassembly 2 sets up along the circumference of apron 1, is provided with recess 21 on the frame subassembly 2, and the side of apron 1 is inserted and is located in recess 21, and mounting 3 also inserts and locates in the recess 21, and two relative sides support the cell wall of tight apron 1 and recess 21 respectively on the mounting 3 to compress tightly the side of apron 1 in recess 21, realize apron 1 and frame subassembly 2's equipment.

Compared with the prior art that the pressing block is adopted to compress the cover plate 1 on the frame component 2, the embodiment does not need to use fasteners such as screws, the fixing part 3 is directly inserted into the groove 21, the operation is simple and convenient, the assembly efficiency is high, the whole process can not generate scraps which can wear the display screen, the display effect is improved, the product yield is high, and meanwhile, the back plate 41 of the backlight module 4 can be directly connected with the frame component 2 due to the cancellation of the pressing block, so that the thickness of the whole display device is reduced.

The fixing member 3 is preferably a plastic member, has certain elasticity and hardness, is conveniently inserted into the groove 21, and can apply a pressing force with proper and lasting force to the side of the cover plate 1 to avoid crushing the cover plate 1 or dislocation of the cover plate 1.

Specifically, the fixing member 3 includes a socket 31, and the socket 31 is inserted into the groove 21 to press the side of the cover plate 1. The side that grafting portion 31 supports tight recess 21's cell wall is provided with first joint portion 311 on, is provided with second joint portion 2121 on the cell wall that corresponds first joint portion 311 recess 21, second joint portion 2121 and first joint portion 311 joint to realize the location of mounting 3 in recess 21, prevent that mounting 3 misplaces or drops from recess 21, and then influence the fixed of apron 1.

In this embodiment, the first clamping portion 311 is a protrusion protruding from the insertion portion 31, the second clamping portion 2121 is a slot concavely formed on a wall of the groove 21, and the protrusion is clamped into the slot. Illustratively, the protrusions are local protrusions, and a plurality of protrusions are arranged on the insertion part 31 at intervals, and correspondingly, a plurality of clamping grooves are arranged on the groove wall of the groove 21 at intervals; or the bulge is in a long strip shape, and the clamping groove is correspondingly in a long groove shape. Of course, in other embodiments, the first locking portion 311 can also be a locking groove recessed on the connecting portion 32, and the second locking portion 2121 can be a protrusion protruding on a groove wall of the groove 21.

In this embodiment, an avoiding concave portion 312 is concavely disposed on one side surface (i.e., the side surface far away from the first clamping portion 311) of the plugging portion 31 abutting against the cover plate 1. When the inserting part 31 is inserted into the groove 21, due to the existence of the protrusion, the inserting part 31 has a deformation tendency of inclining or bending towards one side far away from the protrusion, and by arranging the avoiding concave part 312, a certain space is formed between the inserting part 31 and the groove wall of the groove 21 to accommodate the deformation, and the resistance force when the inserting part 31 is inserted into the groove 21 is reduced.

In this embodiment, the end of the insertion part 31 close to the bottom of the groove 21 is an insertion end 313, and when assembling, the insertion end 313 enters the groove 21 from the notch of the groove 21 first. Preferably, the size of the plugging end 313 is smaller than that of the end of the plugging portion 31 close to the notch of the groove 21 in the thickness direction of the cover plate 1, and the plugging end 313 is deformed little or not so as to reduce the resistance to the initial insertion of the plugging portion 31 into the groove 21.

Preferably, the edge of the notch of the groove 21 is provided with a rounded corner, so as to further reduce the resistance of the insertion part 31 when initially inserted into the groove 21, and avoid scratching the cover plate 1, the fixing member 3 or the assembling personnel.

Further, the fixing member 3 further includes a connecting portion 32 and a stopper portion 33. The connecting portion 32 is connected to an end of the inserting portion 31 away from the bottom of the groove 21, the connecting portion 32 is located outside the groove 21, and the stopping portion 33 is protruded from a side of the connecting portion 32 away from the cover plate 1. When the stopping portion 33 abuts against the notch edge of the notch 21, it indicates that the fixing member 3 is inserted in place, and the inconvenience of subsequent dismounting caused by pressing the whole fixing member 3 into the groove 21 due to excessive force application is avoided.

In one embodiment, the cover plate 1 is rectangular, and at least two opposite sides of the cover plate 1 are inserted into the corresponding grooves 21 of the frame assembly 2, so as to ensure stable connection between the cover plate 1 and the frame assembly 2. Of course, in other embodiments, three or four sides of the cover plate 1 can be inserted into corresponding grooves 21 of the edge frame assembly 2. Further, the fixing pieces 3 can be blocky, and the fixing pieces 3 are arranged along the circumferential interval of the cover plate 1, so that the whole stress of the cover plate 1 is ensured to be uniform, and the deformation of the cover plate 1 is avoided. Or, the fixing member 3 is strip-shaped, and the length of the fixing member 3 extends along the length direction of the corresponding side edge of the cover plate 1, so that the contact area between the fixing member 3 and the cover plate 1 is increased, and the cover plate 1 is stably pressed against the groove 21 of the frame component 2. The length of the fixing piece 3 can be equal to the length of the side edge of the cover plate 1; or the length of the fixing piece 3 is less than the length of the side edge of the cover plate 1, and a plurality of fixing pieces 3 are arranged at intervals along the side edge of the cover plate 1.

In this embodiment, the fixing member 3 is disposed on one side of the cover plate 1 in the thickness direction, and the other side of the cover plate 1 in the thickness direction is directly abutted to the groove wall of the groove 21 or the foam is filled between the two, so as to reduce the assembling workload. Of course, in other embodiments, the fixing members 3 may be disposed on both sides of the cover plate 1 in the thickness direction, and the position accuracy of the cover plate 1 relative to the frame assembly 2 and the flatness of the cover plate 1 can be finely adjusted by finely adjusting the position and the insertion depth of the fixing members 3 in the groove 21.

In one embodiment, to further limit the position of the fixing element 3 and prevent the fixing element 3 from falling off from the groove 21, an accommodating groove may be formed on the side edge of the cover plate 1, and the fixing element 3 is partially disposed in the accommodating groove to prevent the fixing element 3 from falling off due to moving toward the center of the cover plate 1. Illustratively, the holding tank is L shape, and the mounting 3 is last to correspond the holding tank and be provided with the bulge, and the bulge part card is located in this holding tank.

In this embodiment, the groove 21 is a U-shaped groove, and is simple in shape and convenient to machine. The notch of the groove 21 is opened towards the center of the cover plate 1, and the side edge of the cover plate 1 is inserted into the groove 21 of the frame component 2. The groove 21 includes a first groove wall 211 and a second groove wall 212 disposed opposite to each other, and a groove bottom 213 located between the first groove wall 211 and the second groove wall 212. The side edge of the cover plate 1 is placed on the first groove wall 211, and the fixing member 3 is clamped between the cover plate 1 and the second groove wall 212. The second groove wall 212 is provided with the above-mentioned locking groove, and one side of the fixing member 3 close to the second groove wall 212 is provided with a protrusion corresponding to the locking groove. In other embodiments, the groove 21 may have other shapes, such as a stepped groove.

The cover plate 1 of the present embodiment has a flat plate shape, and the entire side of the cover plate 1 is inserted into the groove 21. In other embodiments, the cover plate 1 may include a body and a protrusion protruding from a side of the body, the protrusion being inserted into the groove 21. Illustratively, the projections are block-shaped, and a plurality of projections are arranged at intervals along the side edge of the body; or the protruding part is strip-shaped and extends along the side edge of the body. The thickness of the protrusion may be less than, equal to, or greater than the thickness of the body.

It should be noted that the notch of the groove 21 may be opened toward other directions besides the center of the cover plate 1. For example, the notch is opened towards the thickness direction of the cover plate 1, i.e. the up-down direction in fig. 3, correspondingly, the cover plate 1 includes a body and a protrusion portion protruding from the body, the protrusion portion and the body are disposed at an included angle, and the protrusion portion is inserted into the groove 21, so as to achieve the assembly of the cover plate 1 and the frame assembly 2. Illustratively, the projection is perpendicular to the body.

In the description herein, it is to be understood that the terms "upper" and the like are based on the orientation or positional relationship shown in the drawings, which are for convenience of description and simplicity of operation, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present invention.

In the description herein, references to the term "an embodiment" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single technical solution, and such description is for clarity only, and those skilled in the art should take the description as a whole, and the technical solutions in the embodiments may be appropriately combined to form other embodiments that may be understood by those skilled in the art.

The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.

Claims

1. The display device comprises a cover plate (1) and a frame component (2) arranged in the circumferential direction of the cover plate (1), and is characterized in that a groove (21) is formed in the frame component (2), the side edge of the cover plate (1) is inserted into the groove (21), the display device further comprises a fixing piece (3), the fixing piece (3) is inserted into the groove (21), and two opposite side surfaces of the fixing piece (3) are respectively tightly abutted to the cover plate (1) and the groove wall of the groove (21).

2. The display device according to claim 1, wherein the fixing member (3) comprises an insertion portion (31) inserted into the groove (21), a first clamping portion (311) is disposed on a side surface of the insertion portion (31) abutting against a groove wall of the groove (21), a second clamping portion (2121) is disposed on the groove wall of the groove (21) corresponding to the first clamping portion (311), and the second clamping portion (2121) is clamped with the first clamping portion (311).

3. The display device according to claim 2, wherein the first engaging portion (311) is a protrusion protruding from the insertion portion (31), and the second engaging portion (2121) is a slot recessed from a wall of the recess (21); alternatively, the first and second electrodes may be,

the first clamping portion (311) is a clamping groove concavely arranged on the insertion portion (31), and the second clamping portion (2121) is a protrusion convexly arranged on the groove wall of the groove (21).

4. The display device according to claim 2, wherein the first engaging portion (311) is a protrusion protruding from the insertion portion (31), the second engaging portion (2121) is a slot recessed from a wall of the groove (21), and an avoiding recess (312) is recessed from a side of the cover plate (1) corresponding to the first engaging portion (311) and abuts against the insertion portion (31).

5. The display device according to claim 2, wherein the fixing member (3) further comprises a connecting portion (32) and a stopping portion (33), the connecting portion (32) is connected to an end of the insertion portion (31) away from the bottom of the groove (21), the connecting portion (32) is located outside the groove (21), the stopping portion (33) is convexly disposed on a side of the connecting portion (32) away from the cover plate (1), and the stopping portion (33) abuts against a notch edge of the groove (21).

6. The display device according to any one of claims 1 to 5, wherein a plurality of the fixing members (3) are provided at intervals in a circumferential direction of the cover plate (1); alternatively, the first and second electrodes may be,

the fixing piece (3) is strip-shaped, and the length of the fixing piece (3) extends along the length direction of the side edge of the cover plate (1).

7. A display device as claimed in any one of claims 1 to 5, characterised in that the fixing element (3) is arranged on one side of the cover plate (1) or that the fixing elements (3) are arranged on both sides of the cover plate (1).

8. A display device as claimed in any one of claims 1 to 5, characterised in that the recess (21) is a U-shaped groove.

9. A display device as claimed in any one of claims 1 to 5, characterised in that the side edges of the cover plate (1) are provided with receiving grooves in which the fixing elements (3) are partially arranged.

10. A display device as claimed in any one of claims 1 to 5, characterised in that the fixing element (3) is a plastic element.