51results about How to "Avoid package failure" patented technology

The present invention relates to a display panel. The display panel comprises a substrate, a planarization layer, a light-emitting element and a package structure. The substrate has a display area anda non-display area; the planarization layer is disposed on the substrate to form a planarization surface; the light-emitting element is disposed on the planarization layer; the package structure is disposed on the light-emitting element and the planarization layer; the package structure includes a plurality of inorganic encapsulation film layers; the planarization layer includes a central portioncovering the display area and is extended to the peripheral portion of the non-display area; and the inorganic encapsulation film layers are configured to be in contact with the peripheral portion ofthe planarization layer at the non-display area. The planarization layer has a certain flexibility, can have an effect on releasing of stress and can facilitate reduction of the stress of the inorganic encapsulation film layers of the package structure at the package boundary so as to effectively prevent the inorganic encapsulation film layers from generating cracks, improve the package reliability of the package structure and improve the anti-bending performance of the display panel. The present invention further provides a display device.

The invention relates to the technical field of a display device and particularly relates to a display panel, a preparation method thereof and the display device. The display panel comprises a base plate, wherein the base plate comprises a display area and a non-display area. A plurality of organic electroluminescent structures are set in the display area. At least one blocking dam and a punchingarea are set in the non-display area. The blocking dam is set between the display area and the punching area. At least one sunken part is set on a side wall of the blocking dam. The sunken part is setat one side of the blocking dam adjacent to the punching area. According to the display panel, the preparation method thereof and the display device, the at least one sunken part is set on the side wall of the blocking dam, an organic material deposited on the side wall of the blocking dam when evaporation is carried out is reduced, and packaging failure resulting from particle fall-off due to heat radiation when laser punching is carried out is avoided.

The present disclosure relates to a flexible display substrate and a flexible display device. The flexible display substrate includes a flexible substrate and a pixel layer. The flexible substrate includes a plurality of opening regions and a plurality of island regions and bridge regions divided by the plurality of the opening regions. The pixel layer includes a plurality of display units which are disposed in the respective island regions one to one. Each of the display units is provided with a first groove. The first groove divides the display unit into a display portion and a dam portion.At least a part of the dam portion is located between the display portion and the bridge region adjacent to the display portion. The flexible display substrate provided by the present disclosure can improve the product packaging reliability.

The embodiment of the invention provides a display panel and a display device, which relate to the technical field of display and can improve the problem that external water and oxygen invade a display area. The display panel is provided with a display area and a peripheral area. The display panel comprises a substrate, a pixel driving circuit arranged on the substrate and located in a display area, and a flat layer arranged on the side, away from the substrate, of the pixel driving circuit, and the flat layer is further located in the peripheral area. The display panel further comprises a signal line electrically connected with the pixel driving circuit, the signal line comprises a power line used for providing power signals for the pixel driving circuit, and the power line extends into the peripheral area. The flat layer is provided with a slot in the peripheral area, and the slot surrounds the display area by a circle. In the thickness direction of the substrate, the slot penetratesthrough the flat layer to expose the power line, and at least one side surface, exposed by the slot, of the power line is of a comb tooth structure.

The embodiment of the invention discloses a display panel and a display device. The display panel comprises a display area and a non-display area. The non-display area comprises a light-transmitting area and a non-light-transmitting area surrounding the display area and the light-transmitting area. The display panel comprises a substrate, a display driving circuit, a first electrode, a light emitting functional layer, a second electrode and a packaging layer which are laminated in order. The display driving circuit and the first electrode are arranged in the display area and the non-light-transmitting area. The light-transmitting area is provided with the substrate and the packaging layer. The first electrode is a reflection electrode. According to the scheme, the screen-to-body ratio of the display device can be enhanced and problems of edge and corner collapse and packaging failure in the manufacturing process of the display panel can be avoided.

The invention provides an OLED display device and a preparation method thereof. The method comprises a step of preparing a TFT layer on a glass substrate, a step of preparing an OLED device layer on the TFT layer, a step of preparing a barrier layer and a buffer layer on the glass substrate, wherein the barrier layer covers the OLED device layer, a step of preparing a plurality of grooves on the barrier layer and preparing water absorbing material layers in the grooves. According to the OLED display device and the preparation method, the permeability of water and oxygen is reduced, the risk ofthe breakage of the barrier layer and the buffer layer is reduced, and the service life of the OLED display device is improved.

The invention discloses a display panel, and a preparation method thereof and a display device, which are used for improving the packaging yield. The embodiment of the invention provides a display panel. The display panel comprises: a substrate; and a display panel which is provided with a display area and a peripheral area located outside the display area. The peripheral area comprises a retaining wall and a magnetic structure which are arranged on the substrate and surround the display area; the magnetic structure is located between the retaining wall and the display area; the display area comprises an electroluminescent device arranged on the substrate and a packaging layer for sealing the electroluminescent device; the encapsulation layer includes: an organic encapsulation layer covering the magnetic structure and extending to the retaining wall; the organic encapsulation layer comprises a magnetic part; and the magnetic structure is used for generating magnetic force to the magnetic part in the organic packaging layer and preventing the organic packaging layer from crossing the retaining wall.

The invention discloses an automatic packaging system for steel rail fastening assemblies. The automatic packaging system comprises a conveying device, a film supporting device, a bag making device, alongitudinal sealing device, a transverse cutting device and a shrinkage device. The film supporting device is rotationally arranged above the conveying device and used for mounting packaging films;the bag making device comprises a cylinder, a sealing groove extending in the conveying direction is formed in the bottom of the cylinder in a penetrating mode, and the longitudinal sealing device isarranged below the cylinder and located at the rear end of the bag making device; the transverse cutting device comprises an upper sealing roller assembly and a lower sealing roller assembly which aremutually staggered with the conveying direction, and the upper sealing roller assembly and the lower sealing roller assembly are engaged separably so as to achieve transverse cutting and sealing of the packaging film; and the shrinkage device is arranged behind the transverse cutting device and used for conducting heating shrinkage on the packaging films and the fastening assemblies in the packaging films. Through the automatic packaging system for the steel rail fastening assemblies, the fastening assemblies overlapped according to a certain order can be packaged automatically, so that overall delivery and replacement of the fastening assemblies are achieved during maintenance and replacement of a railway steel rail, the replacement efficiency is improved, and manpower and material resources are saved.

The invention provides a method and a device for testing qualification of a data line, an array substrate and a manufacturing method thereof. The method for testing the qualification of the data line comprises the following steps of according to first preset data voltage, illuminating a first pixel which is closest to a data driving circuit, and according to second preset data voltage, illuminating a second pixel which is farthest from the data driving circuit; correspondingly connecting the first pixel and the second pixel to the same to-be-tested data line; obtaining the brightness of the first pixel and the brightness of the second pixel; judging whether the actual brightness difference between the brightness of the first pixel and the brightness of the second pixel is greater than the preset brightness difference or not; when the actual brightness difference is greater than the preset brightness difference, judging that the tested data line does not meet the requirement. The method for testing the data line has the advantages that the qualification test of the data line can be completed under the condition of no arrangement of the metal line, and the problem of packaging failure caused by the arrangement of the metal line is fundamentally solved.

The invention discloses haydite sand packaging equipment, relates to the technical field of packaging of products and solves the problems that an existing simple packaging frame is poor in stability, an unpacking frame has high probability of dumping, and a plastic inner lining cannot be fixed, so that the plastic inner lining is easy to fall into a packaging bag, the unpacking fails, and the weight of haydite sand cannot be measured in real time. The haydite sand packaging equipment disclosed by the invention is characterized in that the haydite sand packaging equipment is used for loading materials into the packaging bag with an inner lining; the haydite sand packaging equipment comprises the unpacking frame and an inner lining locking device, wherein the unpacking frame comprises a table top, the edges and the angles of the table top are fixedly connected with landing legs, and a feed pipeline is arranged in the middle of the table top; the inner lining locking device comprises a first support arm, a first clamp ring, a second support arm, a second clamp ring and a first telescopic cylinder, wherein one end of the first support arm is hinged to the feed pipeline, the first clamp ring is fixed to the other end of the first support arm, one end of the second support arm is hinged to the feed pipeline, the position of the second support arm is opposite to that of the first support arm, the second clamp ring is fixed to the other end of the second support arm, one end of the first telescopic cylinder is connected with the middle of the first support arm, and the other end of the telescopic cylinder is connected with the middle of the second support arm.

The present invention relates to a method and a laser sealing system for laser sealing glass frit, the method comprising: emitting a laser beam; dispersing the laser beam into a laser beam with a longer spot and more uniform energy than before dispersion through a beam splitter; The laser beam is introduced into the chamber used for sealing the glass frit; the laser beam is focused and corrected to form a line laser, and the line laser is irradiated on the glass frit used for sealing the semiconductor components. In the present invention, the point laser in the traditional technology is processed into a line laser with a long spot and uniform energy, and then the semiconductor components are sealed by melting the glass frit through the line laser, which well avoids the overlapping (Overlap) area in the laser sealing process due to laser An incomplete or broken seal caused by energy instability.

The present application discloses a display panel, a manufacturing method thereof, and a display device. The display panel includes an opening area and crack stoppers arranged around the opening area. The transistor device layer and the functional layer in the hole are separated from the hole area; compared with the prior art, the present application effectively prevents cracks in the film layer around the hole area due to cutting during the hole hole process, Furthermore, the encapsulation failure caused by the crack is prevented, the display device in the display panel is protected, and the yield rate of the product is improved.

The invention provides a packaging method and a package structure adopting the method. The packaging method provided in the invention is characterized in that at least part of a surface of a substrateis exposed to a plasma, and plasma activation and plasma deposition are sequentially performed so that a compound represented by a formula (I) forms a plasma deposition layer on the surface of the substrate, so a bonding force between the substrate and a packaging material can be effectively improved, and a package failure caused by delamination between the substrate and the packaging material isprevented. In addition, according to the method provided by the invention, the plasma activation and the plasma deposition on the surface of the substrate are completed in the same cavity and in thesame process, the plasma deposition layer formed on the surface of the substrate by the method is solid and requires no additional curing, and then the overall packaging process is convenient and faster.

The invention discloses a packaging task processing method and device based on CocoPods and electronic equipment, the method is applied to a packaging machine, and the method comprises the steps that when a pod update instruction is executed on a target branch, a corresponding pod update identifier is added in a task log of a current packaging task; when a cancelling instruction for cancelling the current packaging task is received, judging whether a pod update identifier exists in the task log or not; and if the pod update identifier exists in the task log, the cancel instruction is ignored. According to the technical scheme provided by the invention, when the process of executing the pods is interrupted, the situation that the components in the pods folder lack part of codes and become problem codes due to package interruption is prevented in advance.