CN115933239A

CN115933239A - Display panel and splicing display device

Info

Publication number: CN115933239A
Application number: CN202211706728.7A
Authority: CN
Inventors: 孙博
Original assignee: TCL China Star Optoelectronics Technology Co Ltd
Current assignee: TCL China Star Optoelectronics Technology Co Ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-04-07
Also published as: WO2024139663A1

Abstract

The embodiment of the application discloses a display panel and a splicing display device; the display panel comprises a first substrate and a second substrate which are arranged oppositely, and frame glue positioned between the first substrate and the second substrate, wherein the display panel comprises a display area and a plurality of sub-pixels arranged in the display area, the frame glue comprises a first part arranged in the display area, and the first part is arranged between at least two adjacent sub-pixels; according to the display panel, the first part of the frame glue is arranged in the display area, the first part is arranged between at least two adjacent pixels, the width of the frame glue occupying the display panel is reduced when the first substrate and the second substrate are bonded, the width of the frame of the display panel is further reduced, and the impression effect of the display panel is improved.

Description

Display panel and splicing display device

Technical Field

The application relates to the field of display, in particular to a display panel and a splicing display device.

Background

In recent years, the liquid crystal display panel still occupies a place in the consumer market, and consumers have increasingly demanded the frame width of the screen, and how to reduce the frame width becomes an important issue.

Therefore, a display panel and a tiled display device are needed to solve the above-mentioned problems.

Disclosure of Invention

The application provides a display panel and tiled display device can reduce the width of present display panel's frame.

The application provides a display panel, including:

the first substrate and the second substrate are oppositely arranged;

the frame glue is positioned between the first substrate and the second substrate;

the display panel comprises a display area and a plurality of sub-pixels arranged in the display area, the frame glue comprises a first part arranged in the display area, and the first part is arranged between at least two adjacent sub-pixels.

In some embodiments, the pixels are arranged along a first direction and a second direction, the sub-pixels of the outermost row arranged along the first direction are pixels of a first row, and the sub-pixels of the outermost column arranged along the second direction are pixels of a first column; the first portion is arranged between every two adjacent sub-pixels in the first row of pixels and between every two adjacent sub-pixels in the first column of pixels.

In some embodiments, the sealant further comprises a second portion; the second part is positioned on one side of the first row of pixels far away from the center of the first substrate and on one side of the first column of pixels far away from the center of the first substrate.

In some embodiments, the sealant further comprises a third portion; the third portion is located on one side of the first row of pixels close to the center of the first substrate and on one side of the first column of pixels close to the center of the first substrate.

In some embodiments, the first portion, the second portion, the third portion, the first substrate, and the second substrate enclose a plurality of cell structures; the display panel further comprises a liquid crystal layer located between the first substrate and the second substrate, the liquid crystal layer comprises a plurality of first liquid crystal parts, and the first liquid crystal parts are filled in the box structure.

In some embodiments, the width of the portion of the second portion corresponding to the first row of pixels in the second direction is less than or equal to 35 micrometers, and the width of the portion of the second portion corresponding to the first column of pixels in the first direction is less than or equal to 35 micrometers.

In some embodiments, the display panel comprises a first column edge, a second column edge, a first row edge and a second row edge, the first column edge and the second column edge are arranged oppositely, and the first row edge and the second row edge are arranged oppositely; the display panel also comprises a row driving circuit area and a column driving circuit area which are arranged outside the display area; the first row of pixels corresponds to the first row edge, the first column of pixels corresponds to the first column edge, the column driving circuit region corresponds to the second row edge, and the row driving circuit region corresponds to the second column edge.

In some embodiments, the pixels are arranged along a first direction and a second direction, the outermost row of the sub-pixels arranged along the first direction is a first row of pixels, and the outermost three columns of the sub-pixels arranged along the second direction are first column group of pixels; the light emitting colors of two adjacent sub-pixels in the first row of pixels are different; the light emitting colors of the sub-pixels in any one column of the first column group pixels are the same, and the light emitting colors of the sub-pixels in any two columns of the first column group pixels are different; the first part is arranged between every two adjacent sub-pixels in the first row of pixels and between every two adjacent sub-pixels in the first column group of pixels.

In some embodiments, the display panel further comprises a light shielding portion, and the light shielding portion is arranged between two adjacent sub-pixels; wherein an orthographic projection of the first portion on the first substrate is located within an orthographic projection of the light shielding portion on the first substrate.

In some embodiments, the display panel further comprises a pad portion disposed within the first portion.

The application also provides a spliced display device which is formed by splicing at least two display panels, wherein the display panels are any display panel.

The application has the beneficial effects that: according to the display panel, the first part of the frame glue is arranged in the display area, the first part is arranged between at least two adjacent pixels, the width of the frame glue occupying the display panel is reduced when the first substrate and the second substrate are bonded, the width of the frame of the display panel is further reduced, and the impression effect of the display panel is improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic top view illustrating a first structure of a display panel according to an embodiment of the present disclosure;

FIG. 2 is a schematic structural view of FIG. 1 taken along section C1-C2;

fig. 3 is a schematic top view illustrating a second structure of a display panel according to an embodiment of the present disclosure;

fig. 4 is a schematic top view illustrating a third structure of a display panel according to an embodiment of the present disclosure;

FIG. 5 is a schematic structural view of FIG. 4 taken along section D1-D2;

FIG. 6 is a schematic structural diagram of a tiled display device provided in an embodiment of the present application;

fig. 7 is a first schematic top view of a tiled display apparatus provided in an embodiment of the present application;

fig. 8 is a second schematic top view of a tiled display apparatus provided in the embodiments of the present application;

fig. 9 is a third schematic top view of a tiled display device provided in the embodiments of the present application.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application. Furthermore, it should be understood that the detailed description and specific examples, while indicating exemplary embodiments of the invention, are given by way of illustration and explanation only, and are not intended to limit the scope of the invention. In the present application, unless indicated to the contrary, the use of the directional terms "upper" and "lower" generally refer to the upper and lower positions of the device in actual use or operation, and more particularly to the orientation of the figures of the drawings; while "inner" and "outer" are with respect to the outline of the device.

In recent years, the liquid crystal display panel still occupies a seat in the consumer market, and consumers have increasingly demanded the frame width of the screen, and how to reduce the frame width becomes an important issue.

Referring to fig. 1 to 5, an embodiment of the present invention provides a display panel 100, including:

a first substrate 200 and a second substrate 300 oppositely disposed;

the sealant 400 is positioned between the first substrate 200 and the second substrate 300;

the display panel 100 includes a display area a and a plurality of sub-pixels 110 disposed in the display area a, the sealant 400 includes a first portion 410 disposed in the display area a, and the first portion 410 is disposed between at least two adjacent sub-pixels 110.

According to the display panel, the first part of the frame glue is arranged in the display area, the first part is arranged between at least two adjacent pixels, the width of the frame glue occupying the display panel is reduced when the first substrate and the second substrate are bonded, the width of the frame of the display panel is further reduced, and the impression effect of the display panel is improved.

The technical solution of the present application will now be described with reference to specific embodiments.

In this embodiment, referring to fig. 1, fig. 4, and fig. 5, the display panel 100 includes a first substrate 200 and a second substrate 300 that are disposed opposite to each other, and a sealant 400 located between the first substrate 200 and the second substrate 300, wherein the display panel 100 includes a display area a and a plurality of sub-pixels 110 disposed in the display area a, the sealant 400 includes a first portion 410 disposed in the display area a, and the first portion 410 is disposed between at least two adjacent sub-pixels 110.

The sealant 400 includes a first portion 410 disposed in the display area a, a portion of the sealant 400 is disposed in the display area a, and the first portion 410 is disposed between the pixels, so that normal display is not affected, and a bonding force can be provided to bond the first substrate 200 and the second substrate 300, thereby reducing or even eliminating the sealant 400 corresponding to a portion of the frame, and the sealant 400 is not disposed in the region where the sealant 400 should be disposed, thereby reducing or even eliminating the width of the corresponding frame of the display panel 100, and improving the appearance effect of the display panel 100.

In some embodiments, referring to fig. 5, the first substrate 200 and the second substrate 300 are two substrates disposed opposite to each other, and the specific structure and type of the first substrate 200 and the second substrate 300 are not specifically limited, and for convenience of description, the first substrate 200 is taken as an Array substrate, the display panel 100 includes a COA (Color Filter On Array) technical structure, and the Color film layer 230 is integrally manufactured On one side of the Array substrate for description.

In some embodiments, referring to fig. 5, the first substrate 200 includes a first substrate 210, a driving circuit layer on the first substrate 210, a color film layer 230 on a side of the driving circuit layer away from the first substrate 210, and a pixel electrode layer 240 on a side of the color film layer 230 away from the first substrate 210. The driving line layer includes a plurality of thin film transistors 220.

In some embodiments, referring to fig. 5, the second substrate 300 includes a second substrate 310 and a common electrode layer 320 disposed on a side of the second substrate 310 close to the first substrate 210.

In some embodiments, the material of the first substrate 210 and the second substrate 310 may be a hard material, such as glass, or a flexible material, such as polyimide, which is not limited in this respect.

In some embodiments, referring to fig. 1, the light emitting color of the sub-pixel 110 may be any one of red, green and blue, in the figure, R represents the sub-pixel 110 with the light emitting color of red, G represents the sub-pixel 110 with the light emitting color of green, and B represents the sub-pixel 110 with the light emitting color of blue.

In some embodiments, referring to fig. 1 and fig. 5, the color film layer 230 includes a plurality of color resistors 231, and the color of the color resistors 231 corresponds to the light emitting color of the sub-pixels 110.

In some embodiments, referring to fig. 1, the pixels are arranged along a first direction and a second direction, the outermost row of the sub-pixels 110 arranged along the first direction is a first row of pixels 120, and the outermost column of the sub-pixels 110 arranged along the second direction is a first column of pixels 130; the first portion 410 is disposed between every two adjacent sub-pixels 110 in the first row of pixels 120 and between every two adjacent sub-pixels 110 in the first column of pixels 130.

The sealant 400 is disposed in the edge region to block water and oxygen, and the first portion 410 is disposed between every two adjacent sub-pixels 110 in the first row of pixels 120 and the first column of pixels 130, so as to further enhance the adhesive force of the sealant 400, and thus the first substrate 200 and the second substrate 300 have better adhesive effect.

In some embodiments, referring to fig. 1, the first direction is a column direction, parallel to the X-axis; the second direction is a column direction, parallel to the Y-axis.

In some embodiments, referring to fig. 1, the sealant 400 further includes a second portion 420; the second portion 420 is located on a side of the first row of pixels 120 away from the center of the first substrate 200 and on a side of the first column of pixels 130 away from the center of the first substrate 200.

The second portion 420 is disposed around the peripheries of the first row of pixels 120 and the first column of pixels 130, and has effects of blocking water and oxygen and providing a bonding force, so as to form a first defense line for blocking water and oxygen, and further enhance the bonding force of the sealant 400, so that the first substrate 200 and the second substrate 300 have a better bonding effect.

In some embodiments, referring to fig. 5, the thickness of the second portion 420 is greater than the thickness of the first portion 410. If the display panel 100 includes a COA technology structure, the first portion 410 corresponds to the color resistor 231, and the second portion 420 does not correspond to the color resistor 231, so the thickness of the second portion 420 is greater than that of the first portion 410 to compensate for the step difference.

In some embodiments, referring to fig. 3, the first portion 410 is disposed between every two adjacent sub-pixels 110 in the first row of pixels 120 and between every two adjacent sub-pixels 110 in the first column of pixels 130. Forming a second defense line for blocking water and oxygen.

In some embodiments, referring to fig. 3, the sealant 400 further includes a third portion 430; the third portion 430 is located on one side of the first row of pixels 120 close to the center of the first substrate 200 and on one side of the first column of pixels 130 close to the center of the first substrate 200.

The third portion 430 is disposed around the inner sides of the first row of pixels 120 and the first column of pixels 130, so as to provide a third defense line for blocking water and oxygen while providing a bonding force, and further enhance the bonding force of the sealant 400, so that the first substrate 200 and the second substrate 300 have a better bonding effect.

In some embodiments, referring to fig. 4, the pixels are arranged along a first direction and a second direction, the outermost row of the sub-pixels 110 arranged along the first direction is a first row of pixels 120, and the outermost three columns of the sub-pixels 110 arranged along the second direction are first column group of pixels 140; the light emitting colors of two adjacent sub-pixels 110 in the first row of pixels 120 are different; the light emitting color of each sub-pixel 110 in any one column of the first column group of pixels 140 is the same, and the light emitting color of the sub-pixels 110 in any two columns of the first column group of pixels 140 is different; the first portion 410 is disposed between every two adjacent sub-pixels 110 in the first row of pixels 120 and between every two adjacent sub-pixels 110 in the first column of pixels 140.

The sub-pixels 110 with red light emitting color, the sub-pixels 110 with green light emitting color and the sub-pixels 110 with blue light emitting color form a pixel, which is a basic component of resolution, liquid crystal molecules in the first row of pixels 120 and the first column of pixels 140 are relatively independent, and may have a difference in driving display with a normal whole layer of liquid crystal molecules, and the sub-pixels with red, green and blue light emitting colors in the first row of pixels 120 and the first column of pixels 140 may both mix to emit white light, so that a risk of generating monochromatic color cast by the first row of pixels 120 and the first column of pixels 140 is reduced, and a display effect is ensured.

In some embodiments, referring to fig. 4, the second portion 420 is located on a side of the first row of pixels 120 away from the center of the first substrate 200 and on a side of the first column of pixels 140 away from the center of the first substrate 200.

In some embodiments, referring to fig. 4, the third portion 430 is located on a side of the first row of pixels 120 close to the center of the first substrate 200 and on a side of the first column of pixels 140 close to the center of the first substrate 200.

In some embodiments, referring to fig. 4 and 5, the first portion 410, the second portion 420, the third portion 430, the first substrate 200, and the second substrate 300 enclose a plurality of box structures 520; the display panel 100 further includes a liquid crystal layer between the first substrate 200 and the second substrate 300, the liquid crystal layer including a plurality of first liquid crystal portions 510, the first liquid crystal portions 510 being filled in the cell structure 520.

It will be readily appreciated that the cell structures 520 in the first column of pixels 130 can be referred to the cell structures 520 in the first column of groups of pixels 140 and will not be repeated here.

One of the cell structures 520 corresponds to one of the sub-pixels 110, and the first liquid crystal portions 510 are filled in the cell structures 520, so that two adjacent first liquid crystal portions 510 are arranged at intervals, and the influence of rotation of liquid crystal molecules in two adjacent first liquid crystal portions 510 is reduced, thereby improving the display effect of the sub-pixels 110 corresponding to the cell structures 520.

In some embodiments, referring to fig. 1 and fig. 2, the display panel 100 includes a first row edge 1011, a second row edge 1012, a first column edge 1021, and a second row edge 1022, wherein the first row edge 1011 and the second row edge 1012 are disposed opposite to each other, and the first row edge 1021 and the second row edge 1022 are disposed opposite to each other; the display panel 100 further includes a row driving circuit region B and a column driving circuit region disposed outside the display region a; the first row of pixels 120 corresponds to the first row edge 1021, the first column of pixels 130 corresponds to the first column edge 1011, the column driving circuit region corresponds to the second row edge 1022, and the row driving circuit region B corresponds to the second column edge 1012. Referring to fig. 4, the first row group of pixels 140 corresponds to the first row edge 1011. It will be readily understood that the column driver circuit regions are not shown in the figure.

The column driving circuit region and the row driving circuit region B may be disposed outside the display region a, the sealant 400 includes a fourth portion 440 and a fifth portion 450, the fourth portion 440 corresponds to the column driving circuit region, and the fourth portion 440 is disposed on one side of the column driving circuit region away from the display region a or disposed on one side of the column driving circuit region away from the display region a and overlapped with the column driving circuit region. The fifth portion 450 corresponds to the row driving circuit region B, and the fifth portion 450 is disposed on a side of the row driving circuit region B away from the display region a or disposed on a side away from the display region a and overlapped with a portion of the row driving circuit region B. The display panel 100 further includes a bonding region, and the row driving circuit region B is disposed in the bonding region.

The frame widths of the area opposite to the column driving circuit area and the area opposite to the row driving circuit area B can be reduced, and the viewing effect of the display panel 100 is improved.

Further, the edge of the second portion 420 may be flush with the first column edge 1011 and the first row edge 1021, so as to further reduce the frame width of the area opposite to the column driving circuit area and the area opposite to the row driving circuit area B, and improve the appearance of the display panel 100.

In some embodiments, the width of the portion of the second portion 420 corresponding to the first row of pixels 120 in the second direction is less than or equal to 35 microns, and the width of the portion of the second portion 420 corresponding to the first column of pixels 130 in the first direction is less than or equal to 35 microns.

The first portion 410, the second portion 420, and the third portion 430 may form a mesh-shaped sealant at the first row edge 1021 and the first column edge 1011 to provide a strong adhesive force to bond the first substrate and the second substrate, so that the original sealant at the periphery of the first row edge 1021 and the first column edge 1011 (the opposite side of the row driving circuit area and the column driving circuit area) can be omitted, and the position of the original sealant can be omitted, as shown in fig. 5, the display panel 100 further includes a light shielding portion 600, and the light shielding portion 600 is also disposed at the second portion 420 to shield the original sealant, so that the width of the second portion 420 can be narrowed, which is smaller than the width of the original sealant, thereby greatly reducing the frame and providing a support for zero splicing seam of the tiled display device.

In some embodiments, it is preferable that the width of the portion of the second portion 420 corresponding to the first row of pixels 120 in the second direction is less than or equal to 30 micrometers, and the width of the portion of the second portion 420 corresponding to the first column of pixels 130 in the first direction is less than or equal to 30 micrometers.

In some embodiments, the first portion 410 and the third portion 430 can be sized as desired.

In some embodiments, the first portion 410, the second portion 420, and the third portion 430 may be formed in a manner of coating by a high-precision coating apparatus such as IJP (Ink Jet Printing).

In some embodiments, referring to fig. 1, fig. 3, fig. 4, and fig. 5, the second portion 420 is disposed in contact with and overlapping with the fourth portion 440 and the fifth portion 450, and the third portion 430 is disposed in contact with and overlapping with the fourth portion 440 and the fifth portion 450, so as to form a closed pattern for blocking water and oxygen.

In some embodiments, referring to fig. 5, the display panel 100 further includes a light shielding portion 600, and the light shielding portion 600 is disposed between two adjacent sub-pixels 110; wherein an orthographic projection of the first portion 410 on the first substrate 200 is located within an orthographic projection of the light shielding portion 600 on the first substrate 200.

The light shielding portion 600 shields the first portion 410, and reduces the influence of the first portion 410 on normal display. The light shielding part 600 is disposed between two adjacent sub-pixels 110, and light influence between different sub-pixels 110 can be avoided.

In some embodiments, referring to fig. 5, the display panel 100 further includes a pad portion 700, and the pad portion 700 is disposed inside the first portion 410.

Since the first portion 410 is located in the display area a, disposing the pad part 700 in the first portion 410 has a buffer effect on the first substrate 200 and the second substrate 300 to prevent the display panel 100 from being damaged.

In some embodiments, the pad portion 700 is also disposed within the second portion 420 and the third portion 430.

In some embodiments, referring to fig. 1, fig. 3, fig. 4, and fig. 5, a distance between an end surface of the second portion 420 close to the second row edge 1012 and the second row edge 1012 is smaller than a distance between an end surface of the third portion 430 close to the second row edge 1012 and the second row edge 1012, and a distance between an end surface of the second portion 420 close to the second row edge 1022 and the second row edge 1022 is smaller than a distance between an end surface of the third portion 430 close to the second row edge 1022 and the second row edge 1022.

The second part 420 is closer to the edge, so that the path of water and oxygen invasion can be prolonged, the effect of blocking water and oxygen is stronger, the water and oxygen are prevented from directly invading the third part 430 in the display area A, and the display effect is ensured.

In some embodiments, referring to fig. 5, a portion of the common electrode layer 320 is disposed between the first portion 410 and the light shielding portion 600.

In some embodiments, the display panel 100 further includes a flat portion located between the common electrode layer 320 and the light shielding portion 600, so as to improve the planarization of the common electrode layer 320 and improve the display effect.

In some embodiments, referring to fig. 5, the first substrate 200 further includes a passivation layer 250 disposed between the color film layer 230 and the thin film transistor 220, and a planarization layer 260 disposed on a side surface of the color film layer 230 away from the first substrate 210.

Referring to fig. 6 to 9, an embodiment of the present invention further provides a tiled display device 10, which includes at least two display panels 100 tiled together, where the display panel 100 is any of the display panels 100 described above.

For a specific structure of the display panel 100, please refer to any of the embodiments and drawings of the display panel 100, which are not described herein again.

In some embodiments, the tiled display apparatus 10 includes at least two display panels 100, for example, referring to fig. 7, the two display panels 100 are tiled in a longitudinal arrangement, and a first row edge 1021 of one display panel 100 is correspondingly tiled with a first row edge 1021 of another display panel 100; for example, referring to fig. 8, two display panels 100 are transversely arranged and spliced, and a first row edge 1011 of one display panel 100 is correspondingly spliced with a first row edge 1011 of the other display panel 100; for example, referring to fig. 9, four display panels 100 are symmetrically arranged by 2 × 2, a first row edge 1021 of one display panel 100 is correspondingly connected to a first row edge 1021 of another display panel 100, and a first column edge 1011 of one display panel 100 is correspondingly connected to a first column edge 1011 of another display panel 100. The number of the splicing gaps can be further reduced, and the display effect of the splicing display device 10 is improved.

The first portion 410, the second portion 420, and the third portion 430 may form a mesh-shaped frame adhesive at the first row edge 1021 and the first column edge 1011 to provide a strong adhesive force to bond the first substrate and the second substrate, so that the original frame adhesive at the periphery of the first row edge 1021 and the first column edge 1011 (opposite side of the row driving circuit area and the column driving circuit area) may be omitted, and the position of the original frame adhesive may be omitted, the display panel 100 further includes a light shielding portion 600, and the light shielding portion 600 is also disposed at the second portion 420 to shield the frame adhesive, so that the width of the second portion 420 may be narrowed, which is smaller than the width of the original frame adhesive, and the frame may be greatly reduced.

In some embodiments, referring to fig. 6, the tiled display device 10 further includes a device main body 20, the device main body 20 is integrated with the display panel 100, the device main body 20 may include a middle frame, and the tiled display device 10 may be a mobile phone, a flat panel, a television, a large screen, and other display terminals, which are not limited herein.

The display panel and the tiled display device provided in the embodiments of the present application are described in detail above, and specific examples are applied herein to explain the principles and embodiments of the present application, and the description of the embodiments is only used to help understand the method and the core idea of the present application; meanwhile, for those skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.

Claims

1. A display panel, comprising:

the first substrate and the second substrate are oppositely arranged;

2. The display panel according to claim 1, wherein the pixels are arranged in a first direction and a second direction, the outermost row of the sub-pixels arranged in the first direction is a first row of pixels, and the outermost column of the sub-pixels arranged in the second direction is a first column of pixels;

the first portion is arranged between every two adjacent sub-pixels in the first row of pixels and between every two adjacent sub-pixels in the first column of pixels.

3. The display panel according to claim 2, wherein the sealant further comprises a second portion;

the second part is positioned on one side of the first row of pixels far away from the center of the first substrate and on one side of the first column of pixels far away from the center of the first substrate.

4. The display panel according to claim 3, wherein the sealant further comprises a third portion;

the third portion is located on one side of the first row of pixels close to the center of the first substrate and on one side of the first column of pixels close to the center of the first substrate.

5. The display panel according to claim 4, wherein the first portion, the second portion, the third portion, the first substrate, and the second substrate enclose a plurality of cell structures;

the display panel further comprises a liquid crystal layer located between the first substrate and the second substrate, the liquid crystal layer comprises a plurality of first liquid crystal parts, and the first liquid crystal parts are filled in the box structure.

6. The display panel according to claim 3, wherein the width of the portion of the second portion corresponding to the first row of pixels in the second direction is less than or equal to 35 micrometers, and the width of the portion of the second portion corresponding to the first column of pixels in the first direction is less than or equal to 35 micrometers.

7. The display panel according to claim 2, wherein the display panel comprises a first column side, a second column side, a first row side and a second row side, the first column side and the second column side are disposed opposite to each other, and the first row side and the second row side are disposed opposite to each other;

the display panel also comprises a row driving circuit area and a column driving circuit area which are arranged outside the display area;

the first row of pixels corresponds to the first row edge, the first column of pixels corresponds to the first column edge, the column driving circuit area corresponds to the second row edge, and the row driving circuit area corresponds to the second column edge.

8. The display panel according to claim 1, wherein the pixels are arranged in a first direction and a second direction, wherein the outermost row of the sub-pixels arranged in the first direction is a first row of pixels, and the outermost three columns of the sub-pixels arranged in the second direction are a first column group of pixels;

the light emitting colors of two adjacent sub-pixels in the first row of pixels are different;

the light emitting colors of the sub-pixels in any one column of the first column group pixels are the same, and the light emitting colors of the sub-pixels in any two columns of the first column group pixels are different;

the first portions are arranged between every two adjacent sub-pixels in the first row of pixels and between every two adjacent sub-pixels in the first column group of pixels.

9. The display panel according to claim 1, further comprising a light shielding portion, wherein the light shielding portion is disposed between two adjacent sub-pixels;

wherein an orthographic projection of the first part on the first substrate is positioned within an orthographic projection of the light shielding part on the first substrate.

10. The display panel of claim 1, further comprising a spacer portion disposed within the first portion.

11. A tiled display device comprising at least two display panels tiled together, wherein the display panels are as claimed in any one of claims 1 to 10.