CN111591549A

CN111591549A - Packing case of display panel

Info

Publication number: CN111591549A
Application number: CN202010450221.4A
Authority: CN
Inventors: 赵芝霖
Original assignee: Huizhou China Star Optoelectronics Technology Co Ltd
Current assignee: Huizhou China Star Optoelectronics Technology Co Ltd
Priority date: 2020-05-25
Filing date: 2020-05-25
Publication date: 2020-08-28

Abstract

A packaging box for a display panel comprises a box body, wherein the box body is provided with a containing groove and is used for containing the display panel comprising at least one flexible circuit board; the isolation board is arranged in the accommodating groove, a position avoiding area is formed on the surface of the isolation board corresponding to the display panel, and the position avoiding area is used for accommodating the flexible circuit board. Has the advantages that: according to the packing box of the display panel, the isolation plate provided with the avoiding area isolates the non-contact gluing area on the display panel, so that the damage to the display panel is avoided.

Description

Packing case of display panel

Technical Field

The invention relates to the technical field of display panel packaging, in particular to a packaging box for a display panel.

Background

The display panel is an important component of electronic products with display function, such as televisions, computers, mobile phones and the like, and needs to be packaged and transported by adopting a packaging box. Currently, the most common package in the industry is a foamed tray, which is light in weight and has excellent cushioning effect, and the liquid crystal glass can directly contact with the outer box. For ultra-high definition display panel products, the edge distance between a Printed Circuit Board (PCB) and a Chip On Film (COF) and liquid crystal glass is very small, and the conventional packaging box has large manufacturing tolerance and is difficult to provide sufficient supporting area and accurate positioning for the display panel.

With the development of the display panel industry, the demand of the four-side borderless product has appeared, the fourth side of the four-side borderless display panel adopts resin to fill the OLB (outer lead bonding) area, and after the electrode connection engineering of the screen electrode and the COF is completed, a glue is coated, so that the display panel presents the borderless effect after being assembled into the display product. The gluing areas of the products without frames on the four sides can not be contacted, and the COF is in a 180-degree spread state, which is not favorable for the stability of resin and needs to keep the PCB in a back-folded state as much as possible.

In conclusion, the existing display panel packaging box is easy to touch the gluing area, so that the display panel is damaged, and the technical problem of display is caused.

Disclosure of Invention

The invention provides a packaging box of a display panel, which can isolate a gluing area and solve the technical problem that the display panel is damaged and the display is influenced because the conventional packaging structure is in contact with the gluing area.

In order to solve the above problems, the technical scheme provided by the invention is as follows:

the invention provides a packing box of a display panel, comprising: the display device comprises a box body, a display panel and a control circuit board, wherein the box body is provided with a containing groove and is used for containing the display panel comprising at least one flexible circuit board; the isolation plate is arranged in the accommodating groove, a position avoiding area is formed on the surface of the isolation plate corresponding to the display panel, and the position avoiding area is used for accommodating the flexible circuit board.

According to a preferred embodiment of the present invention, the packing box of the display panel further includes an upper cover and/or a bottom plate, and the upper cover is used for covering the box body.

According to a preferred embodiment of the invention, the box bodies are arranged on the surface of the chassis in a stacked manner; the upper surface of the chassis is provided with at least two first bulges, the lower surface of the box body is provided with a groove matched with the first bulges, and the upper surface of the box body is provided with a second bulge corresponding to the chassis.

According to a preferred embodiment of the present invention, the upper surface of the base plate is an inclined surface having a horizontal inclination angle of less than 30 degrees.

According to a preferred embodiment of the present invention, the lower surface of the upper cover is an inclined surface, the horizontal inclination angle of the inclined surface is less than 30 degrees, and the upper cover is adapted to the chassis.

According to a preferred embodiment of the present invention, the width of the isolation plate is smaller than the width of the display panel to form the avoiding area.

According to a preferred embodiment of the invention, the isolation plate is made of a foam material, and the thickness of the isolation plate is 4-8 mm.

According to a preferred embodiment of the present invention, the isolation board is used for covering the display panel placed in the box body, and an edge of the isolation board is fixedly connected to the box body.

According to a preferred embodiment of the present invention, the surface of the isolation plate is symmetrically provided with a first strip-shaped hole and a second strip-shaped hole, and both the first strip-shaped hole and the second strip-shaped hole are used for forming the avoiding region.

According to a preferred embodiment of the present invention, the first surface and the second surface of the isolation plate are both provided with a plurality of silica gels distributed dispersedly, and the isolation plate and the display panel are fixedly connected through friction of the silica gels.

According to a preferred embodiment of the present invention, the second surface of the isolation plate is provided with a structural reinforcement for preventing the isolation plate from deforming.

The invention has the beneficial effects that: according to the packing box of the display panel, the isolation plate provided with the avoiding area isolates the non-contact gluing area on the display panel, so that the display panel is prevented from being damaged.

Drawings

In order to illustrate the embodiments or the technical solutions in the prior art more clearly, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for a person skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 to 4 are schematic structural diagrams according to a first embodiment of the present invention;

fig. 5 to 8 are schematic structural views of a second embodiment of the invention.

Detailed Description

The following description of the various embodiments refers to the accompanying drawings that illustrate specific embodiments in which the invention may be practiced. The directional terms mentioned in the present invention, such as [ upper ], [ lower ], [ front ], [ rear ], [ left ], [ right ], [ inner ], [ outer ], [ side ], are only referring to the directions of the attached drawings. Accordingly, the directional terms used are used for explanation and understanding of the present invention, and are not used for limiting the present invention. In the drawings, elements having similar structures are denoted by the same reference numerals.

Aiming at the existing display panel packaging structure, the gluing areas of the four-side frame-free display panel cannot be contacted, the COF is in a 180-degree spread state and is not beneficial to resin stability, the PCB needs to be kept in a back-folded state as much as possible, the existing display panel packaging cannot meet the requirement, and the defect can be solved in the embodiment.

Referring to fig. 1 to 5, a packing box of a display panel according to the preferred embodiment includes: the display device comprises a box body 11, wherein the box body 11 is provided with a containing groove 111, and the box body 11 is used for containing the display panel 13; the display surface of the display panel 13 is placed towards the bottom surface of the containing groove, one side of the display panel 13 is connected with a flexible circuit board 131, and the flexible circuit board 131 is bent to the backlight module side of the display panel; the isolation plate 12 is arranged on the surface of the display panel 13, a avoiding area is formed on the surface of the isolation plate 12 opposite to the display panel 13, and the flexible circuit board 131 is located in the avoiding area; the chassis 14 is used for bearing the box body 11, and the upper cover 15 is used for covering the box body 11.

As shown in fig. 2, fig. 2 is a schematic structural diagram of the display panel of the present preferred embodiment, one side of the display panel 13 is coated with a non-contact glue area, the glue area is covered by the bent flexible circuit board 131, the flexible circuit board 131 is located in an upper space of the glue area, and the flexible circuit board 131 is not in contact with the glue area.

As shown in fig. 3, fig. 3 is an enlarged schematic view of a part of the structure at a in fig. 2, the flexible circuit board 131 is connected to the display panel 13 through a flip-chip film 132, and the flexible circuit board 131 is folded and suspended on the backlight module side of the display panel 13.

The isolation plate 12 is made of a foam material. The foam material has the characteristics of light weight, good elasticity, quick pressure-sensitive fixation and the like, can be used for reducing the weight of the packaging structure, and can also play a role in buffering when the box body 11 is extruded.

As shown in fig. 4, the isolation plate 12 is disposed on the surface of the display panel 13, and the flexible circuit board 131 is not covered by the isolation plate 12; wherein, the width of the isolation plate 12 is smaller than that of the display panel 13 to form the avoiding area; when the display panel 13 and the separation plate 12 are placed, the adhesive area and the flexible circuit board 131 are exposed and not contacted.

As shown in fig. 1, fig. 1 is a schematic structural diagram of the box 11 stacked on the chassis 14. The upper surface of the chassis 14 is an inclined plane with a horizontal inclination angle of 10 degrees, and the inclined plane is designed to reduce the probability that the separation plate 12 and the display panel 13 are deviated to one side of the glue spreading area.

A plurality of first bulges are arranged on the upper surface of the chassis 14, correspondingly, grooves matched with the first bulges are arranged on the lower surface of the box body 11, and the chassis 14 is connected with the box body 11 in a matching way; the upper surface of the box body 11 is provided with a second bulge corresponding to the chassis 14, and the second bulge on the upper surface of the box body 11 on the lower layer is in positioning contact connection with the groove on the lower surface of the box body 11 on the upper layer.

The surface of the bottom of the accommodating groove 111 is adhered with silica gel to increase the static friction between the bottom of the accommodating groove 111 and the display panel 13, so that the display panel 13 is fixed to the bottom of the accommodating groove 111.

Specifically, the packaging method of the display panel comprises the following steps: step S10, placing a chassis; step S20, placing the box body 11 on the surface of the chassis 14; step S30, placing the display panel 13 in the container 111 of the box 11; step S40, placing the partition board 12 on the surface of the display panel 13; step S50, disposing a layer of the isolation board 12 on the surface of the isolation board 12; and step S60, repeating the steps S20-S50, and covering the upper cover 15 after stacking the layers.

Wherein, the chassis 14 is placed on a horizontal object stage or a horizontal ground, and then the box body 11 is placed on the surface of the chassis 14, and the box body 11 is connected with the chassis 14 in an alignment way; the display panel 13 is placed in the containing groove 111, and is placed close to one side close to the ground, so that the display panel 13 is prevented from deviating to one side of the flexible circuit board 131; then, the isolation board 12 is placed on the surface of the display panel 13, and the isolation board 12 is placed close to the side close to the bottom surface, so that the isolation board 12 is prevented from shifting to one side of the flexible circuit board 131, and the isolation board 12 is prevented from contacting the gluing area; the thickness of the isolation plate 12 is 5 mm, and the isolation plate 12 has a thickness that can provide a space for the flexible circuit board 131 to prevent the isolation plate 12 on the upper layer from contacting the flexible circuit board 131 on the lower layer.

The inner surface of the upper cover 15 is an inclined surface, the inclined angle of the inclined surface is the same as that of the surface of the chassis 14, and the upper cover 15 is matched with the chassis 14, so that the whole body after stacking is conveniently packed.

The packing box of display panel that this embodiment provided is applicable to the display panel who has unilateral rubber coating region, through put display panel to one side and provide the division board that has the isolation effect, keeps apart the rubber coating region that can not contact, makes it not contacted, avoids display panel to receive the damage.

Fig. 5 to 8 are schematic structural views of a second preferred embodiment of the present invention. The packing box of the display panel of the preferred embodiment includes: the packing box of the display panel of the preferred embodiment includes: the box body 11, the box body 11 is provided with a containing groove 111; the display surface of the display panel 13 faces the bottom surface of the accommodating groove, two opposite sides of the display panel 13 are connected with flexible circuit boards 131, and the flexible circuit boards 131 are bent to the backlight module side of the liquid crystal display panel; the isolation plate 12 is arranged on the surface of the display panel 13, a avoiding area is formed on the surface of the isolation plate 12 opposite to the display panel 13, and the flexible circuit board 131 is located in the avoiding area; and the upper cover 15 is used for covering the box body 11.

As shown in fig. 5, fig. 5 is a schematic structural diagram of the box body 11. The edge of the containing groove 111 of the box body 11 is provided with a part protruding outwards, the isolation plate 12 is arranged in the containing groove 111 in a stacking mode, the edge of the isolation plate 12 is fixedly contacted with the edge of the containing groove, a plurality of narrow spaces are formed between the edge of the isolation plate 12 and the containing groove 111, and when the isolation plate 12 or the display panel is manually placed and taken, a hand stretches into the narrow spaces; the display panels 13 are disposed on the surfaces of the partition plates 12, and one display panel 13 is disposed between every two partition plates 12.

As shown in fig. 6, fig. 6 is a schematic structural diagram of the display panel of the present embodiment. The flexible circuit board 131 is fixedly connected with the display panel 13 through a flip-chip film 132, and the flexible circuit board 131 is arranged on the display panel 13 in a suspended manner through folding.

The two sides of the display panel 13 are provided with non-contact glue coating areas, that is, a first glue coating area and a second glue coating area, the first glue coating area and the second glue coating area are respectively covered by the flexible circuit boards 131 on the two sides of the display panel 13, the flexible circuit boards 131 are located in the upper space of the glue coating areas, and the flexible circuit boards 131 are not in contact with the glue coating areas.

The isolation plate 12 is made of plastic materials or sheet metal materials. The area formed by the outer frame of the isolation plate 12 is larger than the area of the display panel 13, and the isolation plate 12 can cover the display panel 13.

As shown in fig. 7, fig. 7 is a schematic structural diagram of the front surface (first surface) of the isolation plate 12. A plurality of silica gels 121 distributed dispersedly are arranged on the front surface of the isolation plate 12; the bilateral symmetry of division board 12 is provided with first bar hole 122 and second bar hole 123, first bar hole 122 with second bar hole 123 forms keep away the position region, first bar hole 122 with second bar hole 123 is used for exposing display panel 13 both sides flexible circuit board 131.

As shown in fig. 8, fig. 8 is a schematic structural view of a reverse side (a second surface) of the partition board 12, a plurality of silica gels 121 distributed dispersedly are disposed on the reverse side of the partition board 12, and the silica gels 121 on the front and back sides of the partition board 12 are used for fixing the display panel 13 and the partition board 12 by friction to prevent the display panel 13 from moving relative to the partition board 12; the silica gel on the front surface of the isolation plate 12 is in contact connection with the upper display panel 13, the silica gel on the back surface of the isolation plate 12 is in contact connection with the lower display panel 13, and the display panel 13 is in layer-by-layer contact with the isolation plate 12 through the silica gel; the silica gel arranged on the front and back sides of the isolation board 12 supports a certain space, so that the flexible circuit board 131 is not pressed by the display panel 13 on the upper layer.

The reverse side of division board 12 is provided with bar structure strengthening rib 124, structure strengthening rib 124 is used for fixing division board 12 prevents division board 12 takes place to warp.

Specifically, the packaging method of the display panel comprises the following steps: s10, placing the box 11; s20, placing the isolation board 12 in the containing groove 111; s30, placing the display panel 13 on the surface of the isolation board 12; s40, repeating the steps S20-S30; s50, placing the last isolation plate 12 to finish the single-box loading; and S50, stacking the box bodies after the single-box loading, and covering the upper cover 15.

Wherein, the box body 11 is placed on a horizontal object stage or a horizontal ground; the reverse surface of the isolation plate 12 is placed towards the bottom surface of the accommodating groove 111, and the edge of the isolation plate 12 is in contact positioning connection with the edge of the accommodating groove 111; the partition plate 12 is not in edge contact with the receiving groove 111.

The packing box of this embodiment both has been applicable to and has unilateral rubber coating display panel, also is applicable to and has bilateral rubber coating display panel.

Has the advantages that: according to the packaging box for the display panel, the isolation plate is arranged to isolate the non-contact gluing area on the display panel, so that the gluing area is not contacted, and the display panel is prevented from being damaged.

In summary, although the present invention has been described with reference to the preferred embodiments, the above-described preferred embodiments are not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, therefore, the scope of the present invention shall be determined by the appended claims.

Claims

1. A packing box for a display panel, comprising:

the display device comprises a box body, a display panel and a control circuit board, wherein the box body is provided with a containing groove and is used for containing the display panel comprising at least one flexible circuit board;

the isolation plate is arranged in the accommodating groove, a position avoiding area is formed on the isolation plate, and the position avoiding area is used for accommodating the flexible circuit board.

2. The packaging box for display panels as claimed in claim 1, further comprising an upper cover and/or a bottom plate, wherein the upper cover is used for covering the box body.

3. The packing box of display panels according to claim 2, wherein the box body is stacked on the surface of the chassis; the upper surface of the chassis is provided with at least two first bulges, the lower surface of the box body is provided with a groove matched with the first bulges, and the upper surface of the box body is provided with a second bulge corresponding to the chassis.

4. The packing box of display panel according to claim 3, wherein the upper surface of the chassis is an inclined surface having a horizontal inclination angle of less than 30 degrees.

5. The packaging box of claim 1, wherein the width of the isolation board is smaller than the width of the display panel to form the clearance area.

6. The packaging box for the display panel according to claim 5, wherein the isolation plate is made of a foam material, and the thickness of the isolation plate is 4-8 mm.

7. The packaging box of display panels according to claim 1, wherein the isolation board is used for covering the display panels placed in the box body, and the edge of the isolation board is fixedly connected with the box body.

8. The packing box of the display panel according to claim 7, wherein a first strip-shaped hole and a second strip-shaped hole are symmetrically formed in the surface of the isolation board, and the first strip-shaped hole and the second strip-shaped hole are both used for forming the avoiding area.

9. The packaging box of claim 8, wherein the first surface and the second surface of the isolation board are provided with silica gel distributed dispersedly.

10. The packaging box of claim 9, wherein the second surface of the isolation plate is provided with structural ribs for preventing the isolation plate from deforming.