WO2024007436A1

WO2024007436A1 - Display apparatus and electronic device

Info

Publication number: WO2024007436A1
Application number: PCT/CN2022/116092
Authority: WO
Inventors: 李准
Original assignee: 武汉华星光电半导体显示技术有限公司
Priority date: 2022-07-05
Filing date: 2022-08-31
Publication date: 2024-01-11
Also published as: CN115083285B; CN115083285A

Abstract

A display apparatus and an electronic device. The display apparatus comprises: a display panel (10); a cover plate (20), a first surface (201) of the cover plate (20) being connected to the display panel (10), and the cover plate (20) covering the display panel (10); a frame body (30), located at one side of the first surface (201) and accommodating the display panel (10); and a glass cement (40), connecting the frame body (30) and the first surface (201). The width of a packaging boundary between the frame body (30) and the cover plate (20) is reduced, and the display ratio of the display apparatus is increased.

Description

Display devices and electronic equipment

Technical field

The present application relates to the field of display, and in particular, to a display device and electronic equipment.

Background technique

As the popularity of full-screen displays increases, users not only have higher and higher requirements for the functions and performance of full-screen displays, but also have higher requirements for the appearance of full-screen displays. A full screen with narrower bezels can provide a larger effective display area, thereby providing a better visual experience.

However, in the display panel, due to the existence of edge wiring, it is difficult to reduce the frame of the display panel. Therefore, reducing the packaging boundary between the cover plate and the complete machine casing has become a research direction to reduce the frame of the display device. In the existing technology, in order to ensure a strong bonding force between the cover and the complete machine casing and a good packaging effect, the cover needs to reserve a packaging boundary with a width greater than 1 mm to seal with the complete machine casing. Glue connection, which results in a larger package frame area of the display device, making it impossible to achieve a high display ratio and affecting the visual experience.

technical problem

The present application provides a display device and electronic equipment to reduce the packaging frame of the display device, increase the display ratio of the display device, and improve the visual experience of the display device.

Technical solutions

The present application provides a display device, which includes:

display panel;

A cover plate, the first surface of the cover plate is connected to the display panel, and the cover plate covers the display panel;

A frame, located on one side of the first surface, accommodates the display panel;

Glass glue connects the frame and the first surface.

Optionally, in some embodiments of the present application, the width of the glass glue is less than or equal to 1 mm, and the width is a size parallel to the first surface and in a direction away from the display panel.

Optionally, in some embodiments of the present application, the cover includes a cover body and an ink layer. The ink layer is provided on a side of the cover body close to the display panel, and the ink layer surrounds The display area of the display panel covers at least part of the non-display area of the display panel, and the width of the ink layer is less than 5 mm.

Optionally, in some embodiments of the present application, the glass glue surrounds the ink layer and is in contact with the ink layer.

Optionally, in some embodiments of the present application, the sum of the widths of the ink layer and the glass glue is less than 5 mm.

Optionally, in some embodiments of the present application, the ink layer extends between the cover body and the glass glue, and the ink layer at least covers part of the glass glue.

Optionally, in some embodiments of the present application, the vertex of the side wall of the display panel is connected to the side wall of the frame.

Optionally, in some embodiments of the present application, the frame, the display panel, and the cover form a first gap; the display device further includes a first glue filler, and the first gap is Fill the first gap with glue.

Optionally, in some embodiments of the present application, the sum of the width of the contact portion between the first filler and the first surface and the width of the glass glue is greater than 1 mm.

Optionally, in some embodiments of the present application, the side walls of the display panel, the side walls of the frame and the bottom of the frame form a second gap, and the display device further includes a third gap. Second glue filling, the second glue filling is filled in the second gap.

Optionally, in some embodiments of the present application, the display panel includes a planar area, a curved area and a binding area, the curved area connects the planar area and the binding area, the planar area, the The bending area and the binding area enclose a third gap; the display device further includes a support member located in the third gap to support the bending area.

Optionally, in some embodiments of the present application, the edge of the cover plate is flush with the outer edge of the frame.

Optionally, in some embodiments of the present application, the frame is an integrally formed structure.

Optionally, in some embodiments of the present application, the frame includes a middle frame and a housing, the middle frame includes a middle frame side wall and an annular middle frame bottom, and the middle frame side wall is connected with the middle frame. The annular periphery of the bottom of the frame is connected, the middle frame accommodates the display panel, the side wall of the middle frame is connected to the first surface through the glass glue, and the housing is connected to the middle frame.

Optionally, in some embodiments of the present application, the housing is connected to the bottom of the middle frame, or the housing covers the bottom and side walls of the middle frame.

Optionally, in some embodiments of the present application, the frame and the display panel form a fourth gap, and the fourth gap accommodates at least a battery.

At the same time, this application provides an electronic device. The electronic device includes a display device. The display device includes:

display panel;

Glass glue connects the frame and the first surface.

Optionally, in some embodiments of the present application, the glass glue surrounds the ink layer and is in contact with the ink layer, and the sum of the widths of the ink layer and the glass glue is less than 5 mm.

beneficial effects

The present application provides a display device and electronic equipment. The display device uses glass glue to connect the frame and the cover plate, and utilizes the high adhesive force, small volume shrinkage, and strong tensile strength of the glass glue. It has good sealing characteristics such as tensile strength, moisture resistance and heat and cold resistance. On the basis of ensuring that the display device has a good packaging effect, it reduces the width of the packaging boundary between the frame and the cover and increases the display ratio of the display device. , improving the visual experience.

Description of the drawings

The technical solutions and other beneficial effects of the present application will be apparent through a detailed description of the specific embodiments of the present application in conjunction with the accompanying drawings.

Figure 1 is a first structural schematic diagram of a display device provided by an embodiment of the present application.

Figure 2 is a first enlarged structural diagram of area 101 in Figure 1;

Figure 3 is a second enlarged structural diagram of area 101 in Figure 1;

Figure 4 is a second structural schematic diagram of a display device provided by an embodiment of the present application;

Figure 5 is an enlarged structural diagram of area 101 in Figure 4

Figure 6 is a third structural schematic diagram of a display device provided by an embodiment of the present application;

Figure 7 is an enlarged structural diagram of area 101 in Figure 6;

Figure 8 is a 3D structural schematic diagram of the middle frame of the display device provided by the embodiment of the present application;

Figure 9 is a first flow chart of a method for manufacturing a display device provided by an embodiment of the present application;

FIG. 10 is a second flow chart of a method for manufacturing a display device provided by an embodiment of the present application.

Embodiments of the invention

Aiming at the problem that the package frame area of existing display devices is too large, this application provides a display device to solve the problem.

In one embodiment, please refer to FIG. 1 to FIG. 7 , wherein FIG. 1 , FIG. 4 , and FIG. 6 respectively show three structural schematic diagrams of a display device provided by embodiments of the present application. FIG. 2 and FIG. 3 are respectively Two partial enlarged structural schematic diagrams of the 101 area in Figure 1. Figure 5 is a partial enlarged structural schematic diagram of the 101 area in Figure 4. Figure 7 is a partial enlarged structural schematic diagram of the 101 area in Figure 6. As shown in Figures 1 to 7, the display device provided by the embodiment of the present application includes:

display panel 10;

Cover plate 20, the first surface 201 of the cover plate 20 is connected to the display panel 10 through the optical adhesive layer 12, and the cover plate 20 covers the display panel 10;

The frame 30 is located on one side of the first surface 201 and accommodates the display panel 10;

Glass glue 40 connects the frame 30 and the first surface 201;

The width of the glass glue 40 is less than or equal to 1 mm, and the width is a size parallel to the first surface 201 and away from the display panel 10 .

The embodiment of the present application uses glass glue to connect the frame and the cover plate, and utilizes the good sealing characteristics of glass glue such as higher bonding force, smaller volume shrinkage, stronger tensile strength, moisture resistance and resistance to cold and heat. , on the basis of ensuring that the display device has a good packaging effect, the width of the packaging boundary between the frame and the cover is reduced, and the display ratio of the display device is increased.

Specifically, the materials of the glass glue 40 include but are not limited to glass powder and additives. The mass percentage of the glass powder is 40%-95%, preferably 80%, and the mass percentage of the additives is 5%-95%. 60%, preferably 20%. The glass powder includes but is not limited to basic components and improved components. The basic components are used to form a network structure. The basic components include but are not limited to silicon oxide (SiO2), boron oxide (B2O3), oxide Phosphorus (P2O5), the improved component is used to improve the properties of the glass glue 40, and the improved component includes but is not limited to zinc oxide (ZnO) and transition metal oxides. The additives include but are not limited to adhesives and solvents, the adhesives include but are not limited to acrylic resins, and the solvents include but are not limited to butyl diglyme.

Please refer to Figures 2, 3, 5 and 7. The cover 20 includes a cover body 21 and an ink layer 22. The ink layer 22 is provided on a side of the cover body 21 close to the display panel 10. side. The cover body includes 2D, 2.5D, 3D and other forms. The display panel 10 includes a display area 102 and a non-display area 103. The non-display area 103 surrounds the display area 102. The ink layer 22 surrounds the display area 102 , and the ink layer 22 covers at least part of the non-display area 103 . The ink layer 22 may completely cover the non-display area 103 and be adjacent to the display area 102 , or may be a portion of the non-display area 103 separated from the display area 102 . On the one hand, the ink layer 22 is used to block the metal lines in the non-display area 103 of the display panel 10 , and on the other hand, it is used to block the scattered light scattered outward from the sides of the display device by the display panel 10 . wait. In the prior art, the ink layer usually extends from above the non-display area of the display panel to the edge of the cover. Therefore, in order for the ink layer to achieve a good blocking effect, the width of the ink layer generally needs to be greater than 5 mm. In the embodiment of the present application, glass glue is used to connect the frame and the cover, thereby reducing the frame size of the cover, thereby reducing the width of the ink layer 22. The width D of the ink layer 22 is less than 5mm. The widths mentioned in the embodiments of this application are dimensions parallel to the first surface 201 and in a direction away from the display panel 10 .

In one embodiment, as shown in FIG. 2 , the ink layer 22 extends between the cover body 21 and the glass glue 40 , and the ink layer 22 at least covers part of the glass glue 40 . In one embodiment, the ink layer 22 completely covers the glass glue 40 , and the glass glue 40 is in contact with the ink layer 22 . In another embodiment, the ink layer 22 covers part of the glass glue 40 , the part of the glass glue 40 close to the display panel 10 is in contact with the ink layer 22 , and the glass glue 40 is far away from the display panel 10 . A portion of the display panel 10 is in contact with the cover body 21 .

In another embodiment, as shown in FIG. 3 , the glass glue 40 surrounds the ink layer 22 and is in contact with the ink layer 22 . Since the color of the glass glue 40 is black, the glass glue 40 can also block the scattered light from the side of the display device, and the glass glue 40 assumes part of the ink layer 22 function, the width of the ink layer 22 can be further reduced. In this embodiment, the sum of the widths of the ink layer 22 and the glass glue 40 is less than 5 mm. On the one hand, since the component of the glass glue 40 is mainly glass powder, and the cover body 21 is usually made of glass, therefore, the glass glue 40 is in contact with the ink layer 22 . Being in contact with the cover body 21 , a stronger bonding effect can be formed between the glass glue 40 and the cover body 21 . On the other hand, the glass glue 40 is directly connected to the cover body 21. During the preparation process of the glass glue 40, the laser light can be injected into the glass glue 40 from the side of the cover body 21, reducing the This reduces the difficulty of preparing the glass glue 40.

Embodiment 1

Please refer to Figures 2, 3, 5 and 7. The side wall vertex Q of the display panel 10 is connected to the side wall 33 of the frame 30. The frame 30 is connected to the display panel 10 and the side wall 33 of the frame 30. The three cover plates 20 form a first gap 104 . In one embodiment, the display device further includes a first glue 51 that fills the first gap 104. In this way, the frame 30, the cover 20, and the The display panel 10 is further connected through the first glue 51 , thereby further increasing the connection area between the frame 30 , the display panel 10 and the cover 20 , and improving the connection between the frame 30 and the cover 20 . The connection and packaging effect between the display panel 10 and the cover plate 20 . In addition, due to the addition of the first glue filler 51 , on the premise of satisfying the connection effect between the frame 30 , the cover 20 and the display panel 10 , the glass glue 40 can be further reduced. The width L is conducive to further reducing the width of the packaging boundary between the frame 30 and the cover 20 and further increasing the display ratio of the display device. The sum of the width H of the contact portion of the first glue 51 and the first surface 201 and the width L of the glass glue 40 is greater than 1 mm, further ensuring that the frame 30 and the cover 20 connection effect between them.

The frame 30 includes a side wall 33 and a bottom 34 . The frame 30 is an integrally formed structure, that is, the bottom 34 and the side wall 33 of the frame 30 are integrally formed. In this way, the frame 30 is more stable and can provide a more stable support and protection effect for the display panel 10 and the cover 20 . The material of the frame 30 includes but is not limited to transparent, translucent or non-transparent glass, ceramics, plastic, metal, etc.

The side wall 33 of the frame 30 includes a binding portion 36 and a side portion 37 . The binding portion 36 and the side portion 37 are connected to form an annular shape. The binding portion 36 corresponds to the display panel 10 The bending area 108 , the side portion corresponds to other non-display areas of the display panel 10 . The width of the binding portion 36 is smaller than the width of the side portion 37 , and the length of the binding portion 36 is 0.5 mm to 1 mm longer than the length of the bending zone 108 . The length of the binding portion 36 is The length of the bending zone 108 is a dimension parallel to the bending axis of the bending zone 108 . The side walls 33 are composed of four straight side walls 38 and four rounded side walls 39. The straight side walls 38 and the rounded side walls 39 are spaced apart and connected to each other to form the ring shape. Please refer to Figure 8 for details.

As shown in FIG. 2 , the binding portion 36 includes a vertical side wall 361 and an arc-shaped side wall 362 , and the arc-shaped side wall 362 connects the vertical side wall 361 and the bottom 34 . The arcuate portion of the arcuate sidewall 362 matches the size of the first bending portion of the bending zone 108 , which is between the vertex Q of the sidewall and the binding zone 109 part, that is, the arc-shaped side wall 362 is closely connected to the first curved portion, and the position where the vertical side wall 361 and the arc-shaped side wall 362 are connected is in contact with the side wall vertex Q. In this way, the display panel 10 can contact the binding portion 36 with the largest area, thereby increasing the connection area between the binding portion 36 and the display panel 10 and improving the connection between the frame 30 and the display panel 10 . The connection strength between the display panels 10 and the support and protection effect of the frame 30 on the display panel 10 . The binding portion 36 can be provided only on the straight side wall 38 , or can extend to the rounded side wall 39 , and is specifically set according to the size of the bending area 108 .

As shown in FIG. 3 , the binding portion 36 only includes vertical side walls 361 , and the vertical side walls 361 are connected to the bottom 34 . The side wall 11 of the display panel 10, the side wall 33 of the frame 30, and the bottom 34 of the frame 30 also form a second gap 105. The display device also includes a second glue filler 52. The second filler 52 is filled in the second gap 105 . In this way, the frame 30 and the display panel 10 are further connected through the second filler 52 , which further enhances the adhesion and connection strength between the frame 30 and the display panel 10 . The first glue filling 51 and the second glue filling 52 may be connected or not connected. The first glue filler 51 and the second glue filler 52 are made of the same material, including but not limited to epoxy resin, hot melt glue, thermosetting glue and other materials with a small molding or curing shrinkage rate below 100°C. In this embodiment, the binding part 36 may also include a vertical side wall and an inclined side wall, the inclined side wall connects the vertical side wall and the bottom, and the inclined surface of the inclined side wall corresponds to In the first curved portion, the inclined side wall, the first curved portion, and the bottom also enclose a second gap.

The side portion 37 may also include vertical side walls and arcuate side walls, or vertical side walls and inclined side walls, or only vertical side walls. The first gap 104 can also be formed between the side portion 37, the cover 20, and the display panel 10, and the first glue 51 is filled in the first gap 104; The second gap 105 can also be formed between the portion 37, the bottom 34, and the display panel 10, and the second filler 52 is filled in the second gap 105.

Furthermore, the display panel 10 includes a flat area 107, a bending area 108 and a binding area 109. The bending area 108 connects the flat area 107 and the binding area 109. The binding area 109 passes through the The bending area 108 is bent and bound to the back side of the planar area 107 , and the planar area 107 , the bending area 108 and the binding area 109 form a third gap 106 . The display device also includes a support member 60 located in the third gap 106 to support the bending area 108 and avoid the first glue filling process 51 and the second glue filling process 52 . , causing damage to the bending zone 108. The shape and size of the support member 60 are adapted to the shape and size of the third gap 106 , and as long as it can play a role in supporting the bending area, it is the content of the protection of this application, and is not specifically limited. The material of the support member 60 includes, but is not limited to, epoxy resin, hot melt adhesive, thermosetting adhesive and other materials with a small molding or curing shrinkage rate below 100°C.

As shown in FIGS. 2 and 3 , the bottom 34 includes a base 341 and a protrusion 342 . The protrusion 342 is located on a side of the base 341 close to the display panel 10 . The protrusion 342 is used to support the display panel 10. A fourth gap 110 is formed between the display panel 10 and the base 341. The battery, camera and other components of the display device are accommodated in the fourth gap 110. Inside. The protrusion 342 may be an annular structure, and the protrusion 342 of the annular structure is located at the edge of the bottom 34 and connected to the side wall 33; the protrusion 342 may also be an independent and mutually spaced structure, preferably the The protrusions 342 are located at the edge of the bottom 34 and connected to the side wall 33 , and the number of the protrusions 342 is greater than or equal to three.

As shown in FIGS. 2 and 3 , the edge of the cover 20 is flush with the outer edge of the frame 30 . In this way, the problem that the cover 20 or the frame 30 has redundant invalid frames and the frame of the display device is enlarged is avoided.

Embodiment 2

As shown in Figures 4 and 5, the frame 30 includes a middle frame 31 and a shell 32. The middle frame 31 includes a middle frame side wall and an annular middle frame bottom 343. The middle frame side wall and the The annular periphery of the bottom 343 of the middle frame is connected, the middle frame 31 accommodates the display panel 10 , and the side wall of the middle frame is connected to the first surface 201 through the glass glue 40 . Since the arrangement of the side walls of the middle frame is similar to the design of the side walls 33 of the frame 30 of the one-piece structure in Embodiment 1, for the convenience of illustration, the dimensions of the side walls of the middle frame are noted. The reference number is 33. Please refer to the above-mentioned Embodiment 1 for the specific settings of the side walls of the middle frame.

The annular middle frame bottom 343 can support the display panel 10 , thereby further improving the strength of the display device. As shown in Figure 8, the middle frame bottom 343 includes a first bottom 344 and a second bottom 345. The first bottom 344 is correspondingly connected to the binding part 36, and the second bottom 345 is correspondingly connected to the side part 37. , the width of the first bottom 344 is greater than the width of the second bottom 345 , and the inner plane of the first bottom 344 is lower than the inner plane of the second bottom 345 . The first bottom 344 also includes a protruding portion 346 protruding from the second bottom 345 . The protruding portion 346 corresponds to the binding area 109 supporting the display panel 10 . The protruding portion 346 The width is less than the width of the binding area 109, the length of the protrusion 346 is greater than the length of the binding area 109, and the length of the protrusion 346 and the length of the binding area 109 are both parallel The size of the bending area 108 of the display panel 10 in the direction of the bending axis. The middle frame 31 may be an integrally formed structure or a spliced structure, such as a side wall and a bottom spliced together, or the side wall may be a straight side wall and a rounded side wall spliced together. The material of the middle frame 31 includes but is not limited to transparent, translucent or non-transparent glass, ceramics, plastics, metals, etc.

As shown in FIG. 8 , the middle frame 31 may include a plurality of glue injection holes 35 . The glue injection holes 35 are located on the side walls 33 of the middle frame 31 and are respectively connected to the first gap 104 and the first gap 104 . The second gap 105 and the glue injection hole 35 are used to inject the first glue 51 into the first gap 104 and the second glue 52 into the second gap 105 respectively. It is preferred that the glue injection holes 35 are evenly distributed on the side wall 33 to ensure the uniformity of the first glue filling 51 and the second glue filling 52 .

As shown in Figures 4 and 5, the housing 32 also includes side walls and a bottom. The side walls of the housing 32 surround and are connected to the side walls of the middle frame. The bottom of the housing 32 is connected and supported. The bottom of the middle frame 31 is covered by the housing to support and protect the display panel and the middle frame. As shown in FIG. 5 , the bottom of the housing 32 may be a flat bottom. A fourth gap 110 is formed between the flat bottom, the middle frame 31 and the display panel 10 . The battery of the display device , camera and other components are accommodated in the fourth gap 110; the bottom of the housing 32 can also be arranged in a manner similar to the bottom 34 of the frame 30 in the first embodiment. The bottom of the housing 32 includes A flat base and a protrusion. The protrusion is located on the side of the base close to the display panel 10. The protrusion supports the bottom 343 of the middle frame. The protrusion can be an annular protrusion or a protrusion. For protrusions arranged at independent intervals, please refer to Embodiment 1 for details.

The housing 32 and the middle frame 31 can be connected through double-sided tape, hot melt glue, or other connection methods.

In this embodiment, the outer edge of the side wall of the housing 32 may be flush with the edge of the cover 20 , as shown in FIG. 5 , and the side wall of the housing 32 may also protrude beyond the edge of the cover 20 . The edge of the cover plate 20.

Embodiment 3

As shown in Figures 6 and 7, the frame 30 includes a middle frame 31 and a shell 32. The middle frame 31 is similar to the middle frame 31 in Embodiment 2. Please refer to Embodiment 2 for details. This will not be described again. Compared with the second embodiment, the difference is that the housing 32 only includes a bottom and does not include side walls. The casing 32 may be a flat piece. As shown in FIG. 7 , a fourth gap 110 is formed between the casing 32 , the middle frame 31 and the display panel 10 . The battery and camera of the display device and other components are accommodated in the fourth gap 110; the housing 32 may also include a base and an annular protrusion, the annular protrusion is located on a side of the base close to the display panel 10, and is located on the housing. On the edge of the body, the annular protrusion supports the bottom 343 of the middle frame. Please refer to Embodiment 1 for details.

Compared with Embodiment 1, this embodiment removes the side wall of the housing 32, further reduces the frame of the display device, and increases the display ratio of the display device.

At the same time, embodiments of the present application also provide a method for preparing a display device, which is used to prepare the display device described in the embodiments of the present application.

In one embodiment, please refer to FIG. 9 , which shows a first flow chart of a manufacturing method of a display device provided by an embodiment of the present application. As shown in FIG. 9 , the manufacturing method includes:

Step B1: Provide a display panel and bind the display panel. Specifically, by bending the bending area of the display panel, the binding area of the display panel is bound to the back side of the planar area of the display panel. The bending area, the binding area, and the planar area are Enclose the third gap.

Step B2: Provide a cover body, and sequentially prepare an ink layer and glass glue on the first surface of the cover body. Specifically, prepare a circle of ink layer on the edge of the first surface of the cover body, and the width of the ink layer is less than 5 mm; apply glass glue on the periphery of the ink layer or at least part of the ink layer. , the width of the glass glue is less than 1 mm, the coating process includes but is not limited to screen printing, inkjet printing, yellow light lithography, spin coating, slit coating, etc., the coating temperature range is minus 100 degrees Celsius - 1000 degrees Celsius ; The glass glue is pre-dried and re-dried successively. The drying atmosphere environment includes but is not limited to the atmosphere, pure inert gas, atmosphere/inert gas mixed environment, vacuum environment, etc. The drying temperature range is minus 100 Degrees Celsius -1000 degrees Celsius, temperature adjustment methods include but are not limited to gradient heating, gradient cooling, linear heating, multi-stage heating and cooling, freeze-drying, etc.

Step B3: Fit the display panel and the cover plate. Specifically, the light-emitting surface of the display panel and the first surface of the cover plate are bonded and connected through a first optical adhesive layer.

Step B4: Prepare a support member in the third gap surrounded by the flat area, the bending area, and the binding area of the display panel. Specifically, the support member is prepared in the panel gap between the flat area and the curved area of the display panel after the binding process is completed by injection molding and other preparation means, and the support member fills the panel gap.

Step B5: Prepare a first glue filling in the first gap between the display panel and the cover plate.

Step B6: Provide a frame that accommodates the display panel, bring the top of the side wall of the frame into contact with the glass glue, and use a laser melting process to bond the side wall of the frame to the glass glue. The first surface of the cover plate is connected. Specifically, the laser melting process includes but is not limited to fiber laser, carbon dioxide laser, solid laser and other forms of optical radiation, any form of thermal radiation and other processes. The operating temperature of the laser melting process includes an instantaneous temperature of 0-2000 degrees Celsius. Temperature, the wavelength of the laser ranges from 100 nanometers to 1200 nanometers, the moving speed of the laser spot ranges from 0 to 1000 millimeters per second, the power of the laser ranges from 1 watt to 1000 watts, and the direction of the laser irradiation of the glass glue It can be any one or more of the injection from the cover side, the frame side, or the side wall side of the frame.

In another embodiment, please refer to FIG. 10 , which shows a second flow chart of a method of manufacturing a display device according to an embodiment of the present application. As shown in FIG. 10 , the preparation method includes:

Step B7: Provide a display panel and a support member, use the support member to support the bending area of the display panel, and bind the display panel. Specifically, a support member is provided on the side of the display panel close to the bending area, the bending area of the display panel is bent, and the binding area of the display panel is bound to the backlight surface of the display panel. The support supports the bending zone.

Step B8: Provide a cover body, and sequentially prepare an ink layer and glass glue on the first surface of the cover body. Specifically, prepare a circle of ink layer on the edge of the first surface of the cover body, and the width of the ink layer is less than 5 mm; apply glass glue on the periphery of the ink layer or at least part of the ink layer. , the width of the glass glue is less than 1 mm, the coating process includes but is not limited to screen printing, inkjet printing, yellow light lithography, spin coating, slit coating, etc., the coating temperature range is minus 100 degrees Celsius - 1000 degrees Celsius ; The glass glue is pre-dried and re-dried successively. The drying atmosphere environment includes but is not limited to the atmosphere, pure inert gas, atmosphere/inert gas mixed environment, vacuum environment, etc. The drying temperature range is minus 100 Degrees Celsius -1000 degrees Celsius, temperature adjustment methods include but are not limited to gradient heating, gradient cooling, linear heating, multi-stage heating and cooling, freeze-drying, etc.

Step B9: Fit the display panel and the cover plate. Specifically, the light-emitting surface of the display panel and the first surface of the cover plate are bonded and connected through a first optical adhesive layer.

Step B10: Provide a middle frame, bring the top of the side wall of the middle frame into contact with the glass glue, and connect the side wall of the middle frame to the first surface of the cover plate through a laser melting process. Specifically, the laser melting process includes but is not limited to fiber laser, carbon dioxide laser, solid laser and other forms of optical radiation, any form of thermal radiation and other processes. The operating temperature of the laser melting process includes an instantaneous temperature of 0-2000 degrees Celsius. Temperature, the wavelength of the laser ranges from 100 nanometers to 1200 nanometers, the moving speed of the laser spot ranges from 0 to 1000 millimeters per second, the power of the laser ranges from 1 watt to 1000 watts, and the direction of the laser irradiation of the glass glue It can be any one or more of the injection from the cover side, the frame side, or the side wall side of the frame.

Step B11: Prepare a first glue filling in the first gap surrounded by the display panel, the cover plate and the middle frame through the glue injection hole on the middle frame. Specifically, a glue injection process is used to inject the first glue into the first gap through the glue injection hole on the side wall of the middle frame. Further, step B11 also includes preparing a second filling glue in the second gap surrounded by the side walls of the display panel, the side walls of the middle frame, and the bottom of the middle frame.

Step B12: Provide a housing and connect the housing to the middle frame. Specifically, double-sided tape or hot melt adhesive is used to assemble and connect the housing and the middle frame.

An embodiment of the present application further provides an electronic device, which includes the display device described in any embodiment of the present application. Since the electronic device includes the display device described in any embodiment of the present application, it has the technical features and beneficial effects of any embodiment of the present application. For details, please refer to the above embodiments, which will not be described again here.

To sum up, embodiments of the present application provide a display device and electronic equipment. The display device uses glass glue to connect the frame and the cover, and utilizes the high adhesive force and small volume of the glass glue. Shrinkage, strong tensile strength, moisture resistance, cold and heat resistance and other good sealing characteristics, on the basis of ensuring that the display device has a good packaging effect, the width of the packaging boundary between the frame and the cover is reduced, improving It increases the display ratio of the display device and improves the visual experience.

The display device and electronic equipment provided by the embodiments of the present application have been introduced in detail above. Specific examples are used in this article to illustrate the principles and implementation methods of the present application. The description of the above embodiments is only used to help understand the methods of the present application. and its core ideas; at the same time, for those skilled in the art, there will be changes in the specific implementation and application scope based on the ideas of this application. In summary, the content of this specification should not be understood as an infringement of this application. limit.

Claims

A display device, the display device includes:

display panel;

A cover plate, the first surface of the cover plate is connected to the display panel, and the cover plate covers the display panel;

A frame, located on one side of the first surface, accommodates the display panel;

Glass glue connects the frame and the first surface.
The display device of claim 1, wherein the width of the glass glue is less than or equal to 1 mm, and the width is a size parallel to the first surface and in a direction away from the display panel.
The display device of claim 2, wherein the cover includes a cover body and an ink layer, the ink layer is disposed on a side of the cover body close to the display panel, and the ink layer surrounds the display panel. The display area of the display panel and covering at least part of the non-display area of the display panel, the width of the ink layer is less than 5 mm.
The display device of claim 3, wherein the glass glue surrounds the ink layer and is in contact with the ink layer.
The display device of claim 4, wherein the sum of the widths of the ink layer and the glass glue is less than 5 mm.
The display device of claim 3, wherein the ink layer extends between the cover body and the glass glue, and the ink layer at least covers part of the glass glue.
The display device of claim 1, wherein a vertex of a side wall of the display panel is connected to a side wall of the frame.
The display device of claim 7, wherein the frame, the display panel, and the cover form a first gap; the display device further includes a first glue filler, the first filler Glue fills the first gap.
The display device of claim 8, wherein the sum of the width of the contact portion between the first filling glue and the first surface and the width of the glass glue is greater than 1 mm.
The display device of claim 8, wherein the side walls of the display panel, the side walls of the frame, and the bottom of the frame form a second gap, and the display device further includes a second gap. Glue filling, the second glue filling is filled in the second gap.
The display device of claim 8, wherein the display panel includes a flat area, a curved area and a binding area, the bending area connects the flat area and the binding area, the flat area, the The bending area and the binding area enclose a third gap; the display device further includes a support member located in the third gap to support the bending area.
The display device of claim 1, wherein an edge of the cover is flush with an outer edge of the frame.
The display device according to claim 1, wherein the frame is an integrally formed structure.
The display device according to claim 1, wherein the frame includes a middle frame and a casing, the middle frame includes a middle frame side wall and an annular middle frame bottom, the middle frame side wall and the middle frame The annular periphery of the bottom is connected, the middle frame accommodates the display panel, the side walls of the middle frame are connected to the first surface through the glass glue, and the housing is connected to the middle frame.
The display device of claim 14, wherein the housing is connected to the bottom of the middle frame, or the housing covers the bottom and side walls of the middle frame.
The display device of claim 1, wherein the frame and the display panel form a fourth gap, and the fourth gap accommodates at least a battery.
An electronic device, the electronic device includes a display device, the display device includes:

display panel;

A cover plate, the first surface of the cover plate is connected to the display panel, and the cover plate covers the display panel;

A frame, located on one side of the first surface, accommodates the display panel;

Glass glue connects the frame and the first surface.
The electronic device according to claim 17, wherein the width of the glass glue is less than or equal to 1 mm, and the width is a size parallel to the first surface and in a direction away from the display panel.
The electronic device of claim 18, wherein the cover includes a cover body and an ink layer, the ink layer is provided on a side of the cover body close to the display panel, and the ink layer surrounds the display panel. The display area of the display panel and covering at least part of the non-display area of the display panel, the width of the ink layer is less than 5 mm.
The electronic device according to claim 19, wherein the glass glue surrounds the ink layer and is in contact with the ink layer, and the sum of the widths of the ink layer and the glass glue is less than 5 mm.