CN214669964U

CN214669964U - Color film substrate, display panel and display device

Info

Publication number: CN214669964U
Application number: CN202120432244.2U
Authority: CN
Inventors: 张手强
Original assignee: BOE Technology Group Co Ltd; Chongqing BOE Optoelectronics Technology Co Ltd
Current assignee: BOE Technology Group Co Ltd; Chongqing BOE Optoelectronics Technology Co Ltd
Priority date: 2021-02-25
Filing date: 2021-02-25
Publication date: 2021-11-09
Anticipated expiration: 2031-02-25

Abstract

A color film substrate, a display panel and a display device relate to the technical field of display, wherein the color film substrate is configured to be aligned with an array substrate to form the display panel, the color film substrate comprises a black matrix arranged on a first surface of a first substrate, the black matrix is arranged in a display area of the color film substrate and a non-display area positioned at the periphery of the display area, the black matrix of the non-display area is provided with at least one partition groove, and the black matrix is divided into a main body part and a partition part which are not connected through the partition groove; the color film substrate further comprises a transparent conducting layer arranged on a second surface, opposite to the first surface, of the first substrate, the transparent conducting layer is configured to be connected with a grounding pin of the array substrate through conducting resin, and the partition portion is configured to correspond to the grounding pin. The utility model discloses various membrane base plate can prevent because of the display panel edge light leak that the black matrix contact conducting resin of various membrane base plate leads to, slightly greenish phenomenon.

Description

Color film substrate, display panel and display device

Technical Field

The embodiment of the utility model provides a relate to and show technical field, concretely relates to various membrane base plate, display panel and display device.

Background

In the production process of the TFT-LCD, a transparent conducting layer is arranged on the back surface of a color film substrate, and the transparent conducting layer is connected with a grounding pin of an array substrate through silver paste coating so as to play a role in static electricity prevention and the like.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a various membrane base plate, display panel and display device can prevent because of the display panel edge light leak that the black matrix contact conducting resin of various membrane base plate leads to, slightly greenish phenomenon.

The embodiment of the utility model provides a color film substrate, the configuration becomes display panel with array substrate box-to-box formation, color film substrate is including locating the black matrix on the first surface of first substrate, the black matrix sets up the display area of color film substrate and the peripheral non-display area that is located the display area, the black matrix of non-display area is equipped with at least one and separates the disconnected groove, separate the disconnected groove with the black matrix is divided into main part and the wall portion that does not connect; the color film substrate further comprises a transparent conducting layer arranged on a second surface, opposite to the first surface, of the first substrate, the transparent conducting layer is configured to be connected with a grounding pin of the array substrate through conducting resin, and the partition portion is configured to correspond to the grounding pin.

Optionally, the number of the partition grooves is the same as the number of the partitions.

Optionally, at least one of the partition grooves is disposed near an angular position of the color filter substrate.

Optionally, the color filter substrate includes a first side edge and a second side edge that are adjacent to each other, one end of the at least one partition groove extends to a first edge of the black matrix that faces the first side edge of the color filter substrate, and the other end extends to a second edge of the black matrix that faces the second side edge of the color filter substrate.

Optionally, the partition groove includes a first groove section and a second groove section connected to each other, the first groove section is parallel to the second side edge of the color film substrate, and the second groove section is obliquely arranged; the first end of the first groove section extends to the first edge of the black matrix, the second end of the first groove section is connected with the first end of the second groove section, and the second end of the second groove section extends to the second edge of the black matrix.

Optionally, the color filter substrate includes a first side configured to be close to the ground pin, and both ends of the at least one partition groove extend to a first edge of the black matrix facing the first side of the color filter substrate.

Optionally, the color filter substrate further includes a light-shielding layer disposed on a side of the first substrate away from the black matrix, and an orthographic projection of the light-shielding layer on the first substrate includes an orthographic projection of all the blocking grooves on the first substrate.

The embodiment of the utility model also provides a display panel, including the color film substrate of any embodiment and the array substrate that is paired with the color film substrate; the array substrate comprises a lead area close to the circumferential edge of the array substrate, the lead area comprises a binding area protruding out of the color film substrate, the binding area is provided with a grounding pin, the transparent conductive layer is connected with the grounding pin through a conductive adhesive, and the partition part corresponds to the grounding pin.

Optionally, the bonding region protrudes from one side edge of the color film substrate, and the display panel further includes an external circuit board bonded to the bonding region.

An embodiment of the utility model provides a still provide a display device, including display module assembly, display module assembly includes arbitrary embodiment display panel.

Optionally, the display module further includes a backlight module disposed on a side of the array substrate away from the color film substrate, a peripheral edge of the display module is wrapped with a light-shielding layer, and an orthographic projection of a portion, attached to the color film substrate, of the light-shielding layer on the first substrate includes an orthographic projection of all the partition grooves on the first substrate.

The utility model discloses various membrane base plate, the black matrix in non-display area is equipped with and separates the groove, separates the groove and cuts apart into disconnected main part and wall portion with the black matrix, the wall portion configure into with the position of ground connection pin is corresponding, so, after various membrane base plate and array are to the box, when being connected the transparent conducting layer of various membrane base plate and the ground connection pin of array substrate through scribbling the conducting resin mode, even the conducting resin gets into between various membrane base plate and the array substrate and contacts with the wall portion of black matrix, however, because do not connect between the main part of wall portion and black matrix, consequently, the wall portion that contacts with the conducting resin can not transmit electric charge to the main part of black matrix (the main part includes the black matrix in display area), the black matrix in display area can not electrified, and then the liquid crystal of display area edge can not appear and join in marriage to be unusual, and then can not appear the edge of display panel light leak, The L0 picture was slightly greenish.

Drawings

The accompanying drawings are included to provide a further understanding of the technical solutions of the present invention, and are incorporated in and constitute a part of this specification, together with the embodiments of the present invention for explaining the technical solutions of the present invention, and do not constitute a limitation on the technical solutions of the present invention. The shapes and sizes of the various elements in the drawings are not to scale and are merely intended to illustrate the present invention.

FIG. 1 is a schematic top view of some LCD panels;

FIG. 2 is a schematic cross-sectional view taken along line A-A of the LCD panel of FIG. 1 according to some techniques;

fig. 3 is a schematic top view of a display panel according to some exemplary embodiments;

fig. 4 is a schematic plan view of a color film substrate of the display panel of fig. 3;

fig. 5 is a schematic view of a cross-sectional structure B-B in fig. 3.

The reference signs are:

10. a color film substrate 11, a first substrate 12, a black matrix 13, a transparent conducting layer 14, a shading layer 15, a light filtering unit 16, a transparent protective layer,

101. a first side 102, a second side 121, a partition groove 122, a body portion 123, a partition portion 1201, a first edge 1202, a second edge 1211, a first groove section 1212, a second groove section,

20. an array substrate, 21, a ground pin, 22, a ground line,

30. conductive adhesive, 40, frame sealing adhesive, 50, liquid crystal,

61. a first polarizer 62, a second polarizer 71, a backlight module,

100. display area, 200, non-display area, 201, binding area.

Detailed Description

It is understood by those skilled in the art that various modifications and equivalent arrangements may be made without departing from the spirit and scope of the embodiments of the present invention, which should be considered as within the scope of the appended claims.

As shown in fig. 1 and fig. 2, fig. 1 is a schematic top view structure diagram of some liquid crystal display panels, and fig. 2 is a schematic cross-sectional structure diagram of a-a section of the liquid crystal display panel of fig. 1 in some technologies. The liquid crystal display panel comprises an array substrate 20 and a color film substrate 10 which are oppositely arranged, wherein the array substrate 20 is connected with the color film substrate 10 through a frame sealing adhesive 40, and a liquid crystal 50 is filled between the color film substrate 10 and the array substrate 20 in an area surrounded by the frame sealing adhesive 40. The array substrate 20 includes a bonding region 201 protruding from the color filter substrate 10, and the bonding region 201 may be configured to be bonded and connected with an external circuit board and a driver chip (driver IC). The liquid crystal display panel includes a display area 100 and a peripheral area (non-display area) located at the periphery of the display area 100, and the area surrounded by the frame sealing adhesive 40 may be the display area 100. The color filter substrate 10 includes a black matrix 12(BM) disposed on a substrate 11, the black matrix 12 is disposed in a display area 100 and a non-display area 200 disposed around the display area 100, and the black matrix 12 of the non-display area 200 is disposed around the display area 100 to block light leakage. In order to prevent static electricity, the surface of the color filter substrate 10 facing away from the array substrate 20 is provided with a transparent conductive layer 13, the bonding area 201 of the array substrate 20 is provided with a ground pin 21, and the transparent conductive layer 13 and the ground pin 21 of the array substrate 20 can be connected by applying a conductive adhesive (such as silver paste) 30, so as to play a role in shielding external electric fields such as static electricity prevention. However, cracks and fine gaps (chips) may exist at the edge of the color filter substrate 10 (for example, the dashed line region indicated by M in fig. 2) due to the influence of the cutting process, so that the silver paste easily penetrates between the color filter substrate 10 and the array substrate 20 from the cracks and gaps to contact the black matrix 12 of the non-display area 200 of the color filter substrate 10, and the black matrix 12 has a certain electrical conductivity, so that the black matrix 12 is electrically connected to the ground pin 21, and the black matrix 12 of the non-display area 200 is connected to the black matrix 12 of the display area 100, so that the alignment of the liquid crystal 50 at the edge of the display area 100 is abnormal, and light leakage occurs at the edge of the display panel, and the L0 picture (black picture in a dark state) is slightly greenish, which affects the display quality and the product yield.

An embodiment of the present invention provides a color filter substrate, exemplarily shown in fig. 3, fig. 4 and fig. 5, in which fig. 3 is a schematic top view structure diagram of a display panel according to some exemplary embodiments, fig. 4 is a schematic plan structure diagram of a color filter substrate of the display panel of fig. 3, and fig. 5 is a schematic cross-sectional structure diagram of B-B in fig. 3. The color film substrate 10 is configured to be paired with the array substrate 20 to form a display panel, the color film substrate 10 includes a black matrix 12 disposed on the first surface of the first substrate 11, the black matrix 12 is disposed in a display area 100 of the color film substrate 10 and a non-display area 200 located at the periphery of the display area 100, the black matrix 12 of the non-display area 200 is provided with at least one partition groove 121, and the partition groove 121 divides the black matrix 12 into a main body portion 122 and a partition portion 123 which are not connected; the color filter substrate 10 further includes a transparent conductive layer 13 disposed on a second surface of the first substrate 11 opposite to the first surface, the transparent conductive layer 13 is configured to be connected to a ground pin 21 of the array substrate 20 through a conductive adhesive 30, and the partition 123 is configured to correspond to the position of the ground pin 21.

In the color filter substrate 10 of the embodiment of the present invention, the black matrix 12 of the non-display area 200 is provided with the partition groove 121, the partition groove 121 divides the black matrix 12 into the main body 122 and the partition 123 which are not connected, and the partition 123 is configured to correspond to the position of the ground pin 21, so that, after the color filter substrate 10 and the array are assembled, when the transparent conductive layer 13 of the color filter substrate 10 is connected to the ground pin 21 of the array substrate 20 by coating the conductive adhesive 30, even if the conductive adhesive 30 enters between the color filter substrate 10 and the array substrate 20 and contacts with the partition 123 of the black matrix 12, since the partition 123 is not connected to the main body 122 of the black matrix 12, the partition 123 contacting with the conductive adhesive 30 will not transmit charges to the main body 122 of the black matrix 12 (the main body 122 includes the black matrix 12 of the display area 100), the black matrix 12 of the display area 100 will not be charged, further, the liquid crystal 50 at the edge of the display area 100 does not have abnormal alignment, and thus, the phenomena of light leakage at the edge of the display panel and slight greenness of the L0 picture do not occur.

In some exemplary embodiments, as shown in fig. 3, the number of the blocking grooves 121 may be one or more, and the number and the positions of the blocking grooves 121 may be set according to the number and the positions of the ground pins 21 on the array substrate 20. For example, at least one of the blocking grooves 121 may be disposed near an angular position of the color filter substrate 10. One or more of the partition grooves 121 may be disposed only on one side of the color filter substrate 10, or a plurality of the partition grooves 121 may be disposed on a plurality of sides of the color filter substrate 10. The shape of the blocking groove 121 may be not limited, and may be, for example, a zigzag shape, a curved shape, or the like.

In some exemplary embodiments, as shown in fig. 3 and 4, the number of the blocking grooves 121 may be the same as the number of the blocking parts 123, that is, the black matrix 12 forms one blocking part 123 at each blocking groove 121, and the blocking part 123 is located at one side of the blocking groove 121 close to the ground pin 21.

In some exemplary embodiments, as shown in fig. 4, the color filter substrate 10 includes a first side 101 and a second side 102 that are adjacent to each other, one end of the at least one partition groove 121 extends to a first edge 1201 of the black matrix 12 facing the first side 101 of the color filter substrate 10, and the other end extends to a second edge 1202 of the black matrix 12 facing the second side 102 of the color filter substrate 10.

In an example of this embodiment, as shown in fig. 4, the partition groove 121 includes a first groove section 1211 and a second groove section 1212 that are connected to each other, where the first groove section 1211 is parallel to the second side edge 102 of the color film substrate 10, and the second groove section 1212 is obliquely disposed; a first end of the first groove section 1211 extends to a first edge 1201 of the black matrix 12, a second end of the first groove section 1211 is connected to a first end of the second groove section 1212, and a second end of the second groove section 1212 extends to a second edge 1202 of the black matrix 12. The included angle between the second groove segment 1212 and the first groove segment 1211 may be an obtuse angle, such as 120 degrees to 150 degrees. In the example of fig. 4, two isolating grooves 121 are disposed at the second side 102 of the color filter substrate 10, and the two isolating grooves 121 are not connected, so that an abnormal device identification alarm caused when a display panel including the color filter substrate of the present example is manufactured in an externally-embedded Touch screen (On Cell Touch) can be avoided.

In some exemplary embodiments, the color filter substrate may include a first side configured to be close to the ground pin, and both ends of the at least one partition groove extend to a first edge of the black matrix facing the first side of the color filter substrate. In this example, the shape of the partition groove may be an arc shape or a broken line shape.

In some exemplary embodiments, as shown in fig. 5, the color filter substrate 10 may further include a light-shielding layer 14 disposed on a side of the first substrate 11 away from the black matrix 12, and an orthogonal projection of the light-shielding layer 14 on the first substrate 11 includes an orthogonal projection of all the blocking grooves 121 on the first substrate 11, so that light leakage at the blocking grooves 121 may be prevented. The light-shielding layer 14 may be a light-shielding tape attached to the color filter substrate 10 or formed on the color filter substrate 10 by deposition.

In some exemplary embodiments, as shown in fig. 3 and fig. 5, a gap (for example, about 0.2 mm) d is provided between the circumferential edge of the black matrix 12 in the non-display area 200 and the circumferential side edge of the color filter substrate 10, that is, the circumferential edge of the black matrix 12 in the non-display area 200 does not extend to the circumferential side edge (i.e., the circumferential edge) of the color filter substrate 10, so that the possibility of the black matrix 12 contacting the conductive adhesive 30 may be reduced. In this example, since a gap d is formed between the circumferential edge of the black matrix 12 in the non-display region 200 and the circumferential side edge of the color film substrate 10, in order to prevent light leakage at the gap d, an orthographic projection area of the light shielding layer 14 on the first substrate 11 includes an area where the gap is located. In other examples, the peripheral edge of the black matrix 12 of the non-display area 200 may extend to the peripheral side of the color filter substrate 10.

The embodiment of the present invention further provides a display panel, exemplarily, as shown in fig. 3 and fig. 5, the display panel includes the color film substrate 10 according to any of the embodiments and the array substrate 20 aligned with the color film substrate 10; the array substrate 20 comprises a lead area close to the circumferential edge of the array substrate 20, the lead area comprises a binding area 201 protruding out of the color film substrate 10, the binding area 201 is provided with a grounding pin 21, the transparent conductive layer 13 is connected with the grounding pin 21 through a conductive adhesive 30, and the partition part 123 corresponds to the grounding pin 21.

In some exemplary embodiments, as shown in fig. 5, the conductive adhesive 30 may be spot-coated on the ground pin 21, so that the ground pin 21 is connected to the transparent conductive layer 13 on the surface of the color filter substrate 10 away from the array substrate 20 through the conductive adhesive 30. The conductive adhesive 30 may be silver adhesive or conductive adhesive 30 made of other materials.

In some exemplary embodiments, as shown in fig. 3 and fig. 5, the bonding region 201 may protrude from one or more sides of the color filter substrate 10, the ground pins 21 may be disposed at one or more sides, and a plurality of ground pins 21 may be disposed near one or more sides of the color filter substrate 10. In an example of this embodiment, the bonding region 201 protrudes from one side of the color film substrate 10, the display panel further includes an external circuit board bonded to the bonding region 201, and the bonding region 201 is exemplarily provided with two ground pins 21, and the two ground pins 21 are both disposed near the corresponding side of the color film substrate 10 and are respectively located at two ends of the corresponding side of the color film substrate 10. As shown in fig. 3, the ground pin 21 is connected to the ground line 22 of the bonding region 201, and the material of the ground pin 21 may be a transparent metal material, such as indium tin oxide. The conductive paste 30 is not shown in the example of fig. 3, and the conductive paste 30 may be disposed as shown in fig. 1.

In some exemplary embodiments, as shown in fig. 5, the display panel may be a liquid crystal display panel, and the liquid crystal display mode may be unlimited, such as an in-plane switching mode (IPS) or an advanced super-dimensional field switching mode (ADS). The color film substrate 10 and the array substrate 20 are connected through the frame sealing adhesive 40, and a region surrounded by the frame sealing adhesive 40 between the color film substrate 10 and the array substrate 20 is filled with a liquid crystal 50. The region surrounded by the sealant 40 can be the display region 100.

In some exemplary embodiments, as shown in fig. 4 and 5, the color filter substrate 10 may further include a color filter layer and a transparent protection layer 16. The color filter layer includes a plurality of filter units 15 that can transmit light of a set color, for example, a red filter unit that transmits red light, a green filter unit that transmits green light, and a blue filter unit that transmits blue light, and the color filter layer may further include filter units that transmit light of other colors. The black matrix 12 of the display area 100 of the color filter substrate 10 may be in a grid shape and include a plurality of openings, and the plurality of filter units 15 of the color filter layer are respectively disposed in the plurality of openings of the black matrix 12 of the display area 100. The transparent protective layer 16 may be disposed on a surface of the color filter layer and the black matrix 12 facing away from the first substrate 11, and may function to protect the color filter layer and increase surface smoothness. The color filter substrate 10 may further include a common electrode (made of a transparent metal material, such as indium tin oxide) disposed on a surface of the transparent protective layer facing away from the first substrate 11, or the common electrode may be disposed on the array substrate 20.

The lead line region of the array substrate 20 is a non-display region and is disposed at the periphery of the display region 100. The display area 100 of the array substrate 20 includes a plurality of gate lines and a plurality of data lines disposed on a second substrate, where the plurality of gate lines and the plurality of data lines intersect with each other to define a plurality of sub-pixels, and each sub-pixel includes a thin film transistor and a pixel electrode. The pixel electrode may be made of a transparent metal material such as Indium Tin Oxide (ITO).

An embodiment of the utility model provides a still provide a display device, including display module assembly, display module assembly includes arbitrary embodiment display panel. The display device may be: any product or component with a display function, such as a mobile phone, a tablet computer, a television, a display, a notebook computer, a digital photo frame, a navigator and the like.

In some exemplary embodiments, as shown in fig. 5, the display device may be a liquid crystal display device. The display module may further include a backlight module 71 disposed on a side of the array substrate 20 away from the color filter substrate 10, a peripheral edge of the display module is wrapped with a light-shielding layer 14, and an orthographic projection of a portion, attached to the color filter substrate 10, of the light-shielding layer 14 on the first substrate 11 includes an orthographic projection of all the partition grooves 121 on the first substrate 11. In this example, the light shielding layer 14 may be a light shielding tape or other light shielding film material attached to the display module.

In some exemplary embodiments, as shown in fig. 5, the display panel may further include a first polarizer 61 disposed on a side of the color filter substrate 10 away from the array substrate 20, and a second polarizer 62 disposed on a side of the array substrate 20 away from the color filter substrate 10. The portion of the shielding layer 14 attached to the color filter substrate 10 may be located in a portion of the color filter substrate 10 not covered by the first polarizer 61.

In the example of fig. 4, a distance between the first groove section 1211 of the partition groove 121 and the second side 102 of the color filter substrate 10 is Y, and a distance between the second end of the second groove section 1212 of the partition groove 121 and the first side 101 of the color filter substrate 10 is X. Determination of the distance X: the distance X may be determined according to the dropping range of the conductive adhesive 30 in the die set process and the position of the crack or notch generated at the second side 102 of the inner surface (the surface facing the array substrate 20) of the color film substrate 10 in the cutting process, and the distance X is ensured to exceed the position of the ground pin 21 and the position of the crack or notch, so that if the conductive adhesive 30 penetrates between the color film substrate 10 and the array substrate 20 from the position of the crack or notch, it is ensured that the conductive adhesive 30 is in contact with the partition 123 and not in contact with the main body 122. Determination of the distance Y: the distance Y can be determined according to the attaching precision of the light shielding layer (such as a light shielding tape) 14 in the module process, so as to ensure that the light shielding layer 14 can completely cover the partition groove 121 and prevent light leakage.

In the drawings, the size of each component, the thickness of layers, or regions may be exaggerated for clarity. Therefore, the embodiments of the present invention are not necessarily limited to the dimensions, and the shapes and sizes of the respective members in the drawings do not reflect actual proportions. Further, the drawings schematically show desirable examples, and the embodiments of the present invention are not limited to the shapes or numerical values shown in the drawings.

In the description herein, "parallel" refers to a state where two straight lines form an angle of-10 ° or more and 10 ° or less, and thus, also includes a state where the angle is-5 ° or more and 5 ° or less. The term "perpendicular" refers to a state in which the angle formed by two straight lines is 80 ° or more and 100 ° or less, and therefore includes a state in which the angle is 85 ° or more and 95 ° or less.

In the description of the embodiments of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "top", "inner", "outer", "axial", "four corners" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for the convenience of describing the embodiments of the present invention, and do not indicate or imply that the structures indicated have specific orientations, are constructed and operated in specific orientations, and thus, are not to be construed as limitations of the present invention.

In the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "connected," "fixedly connected," "mounted," and "assembled" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; the terms "mounted," "connected," and "fixedly connected" may be directly connected or indirectly connected through intervening elements, or may be connected through the interconnection between two elements. To those skilled in the art, the meaning of the above terms in the embodiments of the present invention can be understood in specific cases.

Claims

1. A color film substrate is configured to be aligned with an array substrate to form a display panel, the color film substrate comprises a black matrix arranged on a first surface of a first substrate, the black matrix is arranged in a display area of the color film substrate and a non-display area located at the periphery of the display area, and the color film substrate is characterized in that: the black matrix of the non-display area is provided with at least one partition groove, and the partition groove divides the black matrix into a main body part and a partition part which are not connected;

the color film substrate further comprises a transparent conducting layer arranged on a second surface, opposite to the first surface, of the first substrate, the transparent conducting layer is configured to be connected with a grounding pin of the array substrate through conducting resin, and the partition portion is configured to correspond to the grounding pin.

2. The color filter substrate according to claim 1, wherein: the number of the partition grooves is the same as that of the partition parts.

3. The color filter substrate according to claim 1, wherein: and at least one partition groove is arranged at an angular position close to the color film substrate.

4. The color filter substrate according to claim 1, wherein: the color film substrate comprises a first side edge and a second side edge which are adjacent, one end of at least one partition groove extends to a first edge of the black matrix, the first edge faces the first side edge of the color film substrate, and the other end of the partition groove extends to a second edge of the black matrix, the second edge faces the second side edge of the color film substrate.

5. The color filter substrate according to claim 4, wherein: the partition groove comprises a first groove section and a second groove section which are connected, the first groove section is parallel to the second side edge of the color film substrate, and the second groove section is obliquely arranged; the first end of the first groove section extends to the first edge of the black matrix, the second end of the first groove section is connected with the first end of the second groove section, and the second end of the second groove section extends to the second edge of the black matrix.

6. The color filter substrate according to claim 1, wherein: the color film substrate comprises a first side edge which is configured to be close to the grounding pin, and two ends of at least one partition groove extend to a first edge of the black matrix, wherein the first edge faces the first side edge of the color film substrate.

7. The color filter substrate according to any one of claims 1 to 6, wherein: the color film substrate further comprises a light shielding layer arranged on one side of the first substrate, which is far away from the black matrix, and the orthographic projection of the light shielding layer on the first substrate comprises the orthographic projection of all the partition grooves on the first substrate.

8. A display panel, characterized in that: the display panel comprises the color film substrate of any one of claims 1 to 6 and an array substrate which is in box joint with the color film substrate;

the array substrate comprises a lead area close to the circumferential edge of the array substrate, the lead area comprises a binding area protruding out of the color film substrate, the binding area is provided with a grounding pin, the transparent conductive layer is connected with the grounding pin through a conductive adhesive, and the partition part corresponds to the grounding pin.

9. The display panel of claim 8, wherein: the bonding region protrudes out of one side edge of the color film substrate, and the display panel further comprises an external circuit board bonded and connected to the bonding region.

10. The utility model provides a display device, includes the display module assembly, its characterized in that: the display module comprises the display panel of claim 8 or 9.

11. The display device according to claim 10, wherein: the display module further comprises a backlight source module arranged on one side, away from the color film substrate, of the array substrate, wherein a light shielding layer is wrapped on the circumferential edge of the display module, and the orthographic projection of the part, attached to the color film substrate, of the light shielding layer on the first substrate comprises the orthographic projection of all the partition grooves on the first substrate.