1504results about How to "Reduce width" patented technology

The embodiment of the invention discloses a display panel and a display device, an isolation layer is arranged in a display area, the isolation layer comprises a plurality of isolation openings, and light-emitting function layers are located in the isolation openings, so that the isolation layer isolates the light-emitting function layers of adjacent light-emitting devices, and it is ensured that crosstalk does not occur between the light-emitting devices. According to the display panel, the power source wire is arranged in at least part of the non-display area except the first side edge circuit area, that is, the power source wire can not be arranged in the first side edge circuit area, so that the distance between the dam and the display area does not comprise the width of the frame occupied by the power source wire. Therefore, the distance between the dam and the display area can be reduced, the width of the first frame area is reduced, a narrow frame is achieved, and the screen-to-body ratio is increased.

The present invention discloses a mechanical tensioning gravity energy storage power generation device based on a rail train and a power generation track line thereof, including a power station under the track, two rows of drive plates are arranged at the bottom of the train, the power station includes a box buried under the track, a power generation assembly is arranged in the box, the power generation assembly is arranged in the middle of the track, and the power generation assembly is connected to a tensioning rope assembly, the tensioning rope assembly includes a tensioning steel wire rope, one end of the tensioning steel wire rope is connected to the power generation assembly and arranged in the box, and the other end is connected to a mechanical tensioning adjustment assembly, the mechanical tensioning adjustment assembly is arranged outside the track, and the mechanical tensioning adjustment assembly drives the power generation assembly by adjusting the tensioning force of the tensioning steel wire rope, and is pressed toward the drive plate on the train. The present invention adopts a mechanical tensioning rope design to realize the pressing of the power generation assembly and the train drive plate, avoids the power station pressing being affected by the ambient temperature, improves the applicability of the power station, and is also more convenient for maintenance and adjustment.

The invention relates to the technical field of drill rod loading and unloading, and discloses a drill rod loading and unloading method for a drilling machine, which comprises a rotary speed reducer, a rotary arm, a turnover device, a clamping device and a drill rod box which are connected in sequence, and further comprises a swing mechanism and a transportation device, the transportation device is arranged at the upper end of the drill rod box, and the swing mechanism is arranged between the turnover device and the clamping device; the rack is provided with a first proximity switch, the rotary arm is provided with a first arc-shaped block and a second arc-shaped block, the support is provided with a second proximity switch and a third proximity switch, the turnover device is provided with a signaling block, and the rotary arm is provided with a receiver. The transporting device is arranged at the upper end of the drill rod box, so that the overall width of the drilling machine is reduced, meanwhile, the swinging device is matched to enable the drill rod clamped by the clamping device to swing into the clamping device above the rack, the moving distance of the drill rod in the axis direction of the rack is reduced, and then the length of the rack is reduced; the drilling machine can work in the environment of a narrow roadway of an underground coal mine, and the applicability of the drilling machine in different environments is improved.

The embodiment of the invention provides a display panel and a display device, relates to the technical field of display, and aims to improve the large-viewing-angle peep-proof effect of the display panel. The display panel includes: a substrate; a plurality of light-emitting elements located at one side of the substrate, wherein the light-emitting elements comprise a first light-emitting unit and a second light-emitting unit; the first light blocking layer is located on the side, away from the substrate, of the first light emitting unit, and the first light blocking layer comprises a first opening; the second light blocking layer is located on the side, away from the substrate, of the first light blocking layer, and the second light blocking layer comprises a second opening; the first opening and the second opening are at least partially overlapped with the first light-emitting unit in the direction perpendicular to the plane where the substrate is located; the area of the first opening is larger than that of the second opening, and the orthographic projection of the second light blocking layer on the plane where the substrate is located at least partially covers the edge of the first opening.

The invention provides an optical proximity correction method which is applied to the technical field of semiconductors. In the invention, aiming at some special areas in the target layout, such as the condition that only one auxiliary graph can be added between adjacent main graphs, a new auxiliary graph adding mode and the auxiliary graph after shape adjustment are provided; specifically, an initial auxiliary graph with the width equal to that of a main graph is added between adjacent main graphs of a target main graph group, the graph density of the main graphs in a target layout is changed, sparse graphs also have the characteristics of dense graphs, then the added initial auxiliary graph is adjusted, and the graph density of the main graphs in the target layout is changed. And changing the initial auxiliary pattern into a target auxiliary pattern with a plurality of spacing gaps inside, so as to reduce the actual width of the target auxiliary pattern by using the spacing gaps, reduce the light intensity value of diffracted light at the target auxiliary pattern during exposure and development, improve the normalized logarithmic slope of the main pattern, reduce the edge placement error (EPE) and enlarge the process window.

The invention relates to the technical field of photovoltaics, and discloses a TBC battery structure capable of automatically forming gap areas and a PVD preparation method thereof.The TBC battery structure comprises a silicon substrate, p + areas and n + areas are arranged on the back surface of the silicon substrate, the height positions of the p + areas and the n + areas on the back surface of the silicon substrate are staggered to form steps, and the steps are arranged on the back surface of the silicon substrate. A gap region is formed on the side wall of the step connecting the p + region and the n + region, and the gap region is used for electrically isolating the p + region and the n + region; the p + region comprises a first tunneling oxide layer, a p-poly layer, a second tunneling oxide layer and an n-poly layer which are sequentially deposited on the silicon substrate; and the n + region is provided with a second tunneling oxide layer and an n-poly layer which are sequentially deposited on the silicon substrate. According to the invention, the p-poly is superposed with the n-poly to form the tunnel junction, so that the n-poly on the p-poly can be directly prevented from being removed by using the second laser, the damage of the laser to the crystalline silicon layer on the surface is avoided, meanwhile, a laser grooving process is reduced, and the production cost is greatly reduced.

The invention provides an epitaxial structure, a manufacturing method and a chip structure. The epitaxial structure comprises a plurality of sub-active layers, wherein each sub active layer is doped with doping elements with different concentrations. As and / or Sb trace elements are doped into the active layer, so that the disorder degree of the active layer is improved, and the internal quantum efficiency and the luminous efficiency are improved. By adopting a segmented doping mode, the forbidden bandwidth difference caused by strain accumulation of quantum well layer materials at different positions is corrected, so that the light-emitting wavelength is more consistent, and the light-emitting efficiency is further improved.

The invention discloses an electric energy meter data acquisition and analysis method based on an infrared communication technology, and relates to the technical field of intelligent power grids and data analysis, and the method comprises the steps: collecting a data signal transmitted by an infrared port of an electric energy meter, receiving an infrared data signal through an infrared receiving module, and converting the infrared data signal into an electric signal; performing filtering and noise reduction processing on the converted electric signal to obtain filtered electric energy meter data; storing the filtered electric energy meter data into a data cache region according to a time sequence, and grouping and classifying the electric energy meter data in the data cache region according to the number of the electric energy meter; performing feature extraction on the grouped electric energy meter data, and generating a power consumption feature curve in combination with the power consumption; and establishing a power consumption behavior model based on the power consumption characteristic curve, and identifying an abnormal power consumption mode. According to the invention, stable data acquisition is realized through the infrared receiving module, analysis of electricity consumption abnormity is realized in combination with a support vector machine algorithm, and the performance index of an electric energy meter data acquisition and analysis system is comprehensively improved.

The invention discloses a wide crawler walking device suitable for seabed thin and soft geology, which realizes stable walking of a deep-sea heavy-load mining operation platform on a thin and soft substrate through a high-tooth large-width composite material crawler walking mechanism, and provides a power driving guarantee for later operation of a heavy and heavy collection device. The crawler walking module is used for providing enough traction force for the mining vehicle, so that the mining vehicle can normally run on the complex bottom surface of the seabed. A crawler walking device is located in a chassis, the overall width of a vehicle body is reduced, a main beam of the chassis penetrates through trolley frames on the two sides, chassis secondary beams are welded to outer side panels of the trolley frames, the bearing capacity of the chassis is improved, the trolley frames are of a simple frame structure, and through holes and open grooves are machined in left and right outer side plates of the trolley frames and used for installing driving wheels, guide wheels and bearing wheels. Welding or bolt connection of other wheel train installation type structural parts is omitted, the lightweight design is met, and the structural strength is enhanced.

The invention discloses a ducted unmanned aerial vehicle structure. The device comprises a machine body supporting beam, fixed ducted fans and movable ducted fans are arranged on the left side and the right side of the machine body supporting beam, the fixed ducted fans are arranged on the front side and the rear side of the movable ducted fans, a fixed frame and a telescopic frame are arranged on the machine body supporting beam, and the fixed ducted fans and the machine body supporting beam are fixed. The movable ducted fan and the machine body supporting beam are movably connected left and right, the fixed ducted fan and the movable ducted fan each comprise a ducted body, a motor base is arranged on the inner side of each ducted body, the motor bases and the ducted bodies are fixed through a plurality of guide vanes, motors are fixed to the motor bases, water cooling cavities are formed in the motor bases, and the water cooling cavities are formed in the outer sides of the motors. A cooling water channel is arranged on the inner side of the guide vane. The folding unmanned aerial vehicle has the beneficial effects that the folded unmanned aerial vehicle is of an H-shaped structure, and the trafficability of road transportation or road driving can be met; and the extended unmanned aerial vehicle is of a *-shaped structure, so that the yaw control capability is improved.

The invention provides a double-head movable column gantry machine tool based on an offset ram base, relates to the field of manufacturing of numerical control equipment, and mainly solves the problems that the distance between two main shafts in an existing double-head gantry machine tool is large, small parts cannot be machined, and rigidity and stability are insufficient due to the fact that a sliding base is simply shrunk. The device specifically comprises a workbench, a lathe bed, a sliding rail, a slide carriage, gantry stand columns and a cross beam. Two processing units are mounted on the cross beam; each machining unit comprises an offset sliding seat, a matched ram and a main shaft in the ram, and the width of the outer side of the sliding seat is larger than that of the inner side of the sliding seat; the offset ram structure is adopted, the width of the contact sides of the two sliding seats is reduced, the mutual interference area of the two rams is reduced, the distance between the two spindles of the machine tool is reduced, the combined sliding rails are adopted between the sliding seats and the cross beam or between the rams and the sliding seats, and the piston rods in the vertical direction are arranged on the two sides of the tops of the left ram and the right ram. And the matching rigidity and strength of the ram and the sliding seat are improved.

The invention discloses a miniature zero differential type double-flow transmission gear reduction box which comprises a box body shell, a straight transmission gear set, a steering transmission gear set, a first planetary differential mechanism, a second planetary differential mechanism, a first output gear set and a second output gear set. The straight transmission gear set, the first planetary differential mechanism and the first output gear set are arranged on one side in the box shell, and the steering transmission gear set, the second planetary differential mechanism and the second output gear set are arranged on the other side in the box shell. The first planetary differential mechanism and the second planetary differential mechanism are coaxially arranged and arranged at the two ends of the sun gear shaft correspondingly. The miniature zero differential type double-flow transmission gear reducer can be installed on a miniature crawler-type power platform, has the advantages of being small in size and high in universality, overcomes the defect that crosstalk exists in straight moving power input and steering power input, and achieves high-precision and high-stability rotating speed and torque output of the two extended output shafts.

The utility model discloses a fiber prepreg tape winding device for a composite tube, which comprises a winding disc, a plurality of winding rollers are arranged on the winding disc at intervals along the circumferential direction, the composite tube is arranged in the center of the winding disc in a penetrating manner, and a guide mechanism for driving a prepreg tape on the winding rollers to design winding angle guide is arranged on the winding disc. The guide mechanism comprises a guide ring which is arranged on the winding disc and arranged outside the composite pipe in a sleeving mode, and angle guide cavities which correspond to the winding rollers and are provided with prepreg tapes in a penetrating mode are formed in the inner side of the guide ring at intervals. And a hot air cylinder sleeved on the composite pipe is also arranged on one side of the winding disc in the advancing direction of the composite pipe. By means of the winding device, under the synchronous winding effect of the multiple prepreg tapes, the width of the current prepreg tapes can be reduced, it is guaranteed that the adjacent prepreg tapes can be tightly connected, the problem that edge pressing is needed at present is solved, meanwhile, the winding strand number and winding tightness can be increased through the narrow prepreg tapes, and therefore the strength of the composite pipe is improved.

The invention discloses a connecting joint for vertical steel bars of a prefabricated panel by adopting UHPFRC (Ultra High Performance Fiber Reinforced Concrete) lap joint, and belongs to the technical field of building structures. The connecting joint comprises a first prefabricated wall panel and a second prefabricated wall panel, wherein the first prefabricated wall panel comprises a connecting hole and a first connecting steel bar; the second prefabricated wallboard comprises second connecting steel bars, the first connecting steel bars and the second connecting steel bars are arranged in the connecting holes at intervals, and UHPFRC is poured into the connecting holes. The connecting holes are formed in the horizontal joints of the bottoms or the tops of the prefabricated wall panels, the connecting steel bars are arranged in the connecting holes, the connecting steel bars extending out of the prefabricated wall bodies adjacent to the horizontal joints are in single-row or double-row lap joint in the connecting holes by pouring the UHPFRC, and therefore formworks and sleeves / casing pipes are omitted, and the construction cost is reduced. The construction technology of vertical steel bar connection in the fabricated shear wall is obviously simplified, and the connection cost is reduced.

The utility model provides a fixing device of a horizontal storage tank and a tank box. The fixing device of the horizontal storage tank is used for supporting the storage tank, the fixing device of the horizontal storage tank comprises a base, a fixing structure and a reinforcing piece, the fixing structure is arranged on the base, and the fixing structure comprises a first side plate, a second side plate, a first web plate and a second web plate, the first side plate, the first web, the second side plate and the second web are sequentially connected and enclosed, the bottom of the fixing structure is fixedly arranged on the base, the top of the fixing structure is open, and the tops of the first web and the second web are used for supporting the storage tank. In the axial direction of the storage tank, the reinforcing pieces are arranged on the two sides of the fixing structure and fixedly connected with the fixing structure and the base correspondingly to support the fixing structure, and the acting line of the supporting force of the reinforcing pieces on the fixing structure points to the first side plate and / or the second side plate in the axial direction of the storage tank. By arranging the reinforcing piece, the width of the fixing structure is reduced, and the weight of the fixing structure is reduced.

The invention relates to a nozzle module and a three-dimensional printer. The nozzle module comprises a heat dissipation assembly; the locking assembly comprises a clamping ring piece fixed to the heat dissipation assembly and a knob piece connected to the clamping ring piece, the clamping ring piece is provided with a clamping hole and an opening which penetrate through the clamping ring piece in the first direction, and the opening communicates with the clamping hole; the nozzle assembly sequentially penetrates through the clamping hole and the heat dissipation assembly in the first direction; wherein the knob part can rotate relative to the clamping ring part, and under the condition that the knob part rotates relative to the clamping ring part, the width of the opening is selectively decreased or increased, so that the clamping ring part clamps or releases the nozzle assembly. Quick mounting and quick dismounting can be achieved, mounting and dismounting are convenient, and the mounting and dismounting efficiency is improved.

The utility model discloses an energy storage module easy to maintain, which comprises a battery unit, a bearing unit, an end frame, a connecting module and a safety module, and a wiring terminal is arranged at the front end of the battery unit along the Y-axis direction; the bearing unit is provided with a connecting part; the end frame is locked and fixed on the connecting part; the control module is fixedly connected with the end frame and is connected with the battery unit; the connecting module is provided with a connecting terminal and an electric connecting piece, the connecting terminal is used for being connected with an external circuit, and the electric connecting piece is connected with the connecting terminal and is configured to be suitable for being fixedly connected with the wiring terminal when the end frame is locked to the connecting part; the electric connecting piece is provided with a first wiring end and a second wiring end; the safety module is suitable for being locked with the end frame, the first wiring end and the second wiring end in the Y-axis direction and located in front of the end frame, the first wiring end and the second wiring end. The safety module and the control module are arranged in the X-axis direction. The insurance module is easy to maintain and does not interfere with the control module during maintenance.

The utility model discloses a display substrate and a display panel. The display substrate is provided with a display area and a binding area, the binding area is located on the periphery of at least one side of the display area, and the display substrate comprises a substrate located on the display area and the binding area; the first binding electrode and the second binding electrode are located in the binding area and located on the same side of the substrate, the first binding electrode is located on the side, close to the display area, of the second binding electrode, and the first binding electrode is configured to be connected with a display driving circuit in a binding mode; the second binding electrode is configured to be in binding connection with a peripheral circuit board; the first binding electrode is electrically connected with the second binding electrode; the peripheral circuit board is configured to provide a display signal and a power supply signal to the display driving circuit; the display driving circuit is configured to provide a display driving signal to the display area; the distance between the surface of the side, away from the substrate, of the first binding electrode and the substrate is larger than the distance between the surface of the side, away from the substrate, of the second binding electrode and the substrate.

The utility model discloses an ultra-thin parking spot lock which comprises a driving mechanism, a parking spot lock body and a parking spot lock body. The turning plate can rotate, and the turning plate and the guide plate are arranged side by side in the width direction of the turning plate; wherein a cavity is formed in the turning plate and / or the guide plate, a power module is assembled in the cavity, and the power module is electrically connected with the driving mechanism; the turning plate is provided with a driving axis and a rotating axis which are parallel, the length of the turning plate extends along the rotating axis, the width value of the turning plate is set as a, the distance between the driving axis and the rotating axis is not larger than a / 2, and the driving mechanism drives the turning plate to rotate around the rotating axis at the driving axis. According to the ultrathin parking spot lock, the cavity is formed in the turning plate or the guide plate, the power module is assembled, and the size of a machine box is reduced. The driving mechanism drives the turning plate to rotate at the driving axis, the needed power is small, the displacement of a driving part is small, the size of the driving mechanism is reduced, and the ultrathin design is achieved.

The present invention relates to the technical field of wind turbine blade recycling, and proposes a method for recycling retired wind turbine blades, comprising the following steps: S1, supporting and fixing the wind turbine blades; S2, cutting the wind turbine blades along a dividing line; S3, dividing the first sub-body and the second sub-body into a plurality of flattened segments; S4, placing the flattened segments into a crusher one by one and crushing them into blade debris; S5, vibrating the blade debris and recovering the glass fiber in the blade debris. The present invention sets a first dividing line, a second dividing line and a third dividing line, and allows the first dividing line and the second dividing line to be relatively arranged on both sides of the web, allows the third dividing line to cross the web, and allows at least one third dividing line to be arranged in each flattened segment. This can not only avoid the appearance of a closed cavity when the wind turbine blades are cut into segments, thereby ensuring the safety of the wind turbine blade recycling process, but also reduce the width of the flattened segment, so that it can be adapted to segment cutting devices of different specifications.

According to the tension training assembly suitable for the strength training instrument and the strength training instrument, the flexible guide rail is adopted as the flexible movement guide rail of the movable pulley block, and the two ends of the movable pulley block are connected with the suspension wire and the resistance source pull rope correspondingly; a trainee pulls the movable pulley block to slide along a sliding stroke area limited by the flexible guide rail through the suspension wire so as to overcome the resistance of the resistance source pull rope and play a role in strength training. The mode that the movable pulley block is matched with the flexible guide rail perfectly solves the inherent difficulties that a traditional movable pulley metal guide rail is high in price, and left and right guide rails are blocked and unsmooth in the reciprocating motion process, and due to the adoption of the technology that the flexible guide rail is matched with the movable pulley block, the double-end rope outlet function of low-cost single-motor resistance source equipment can be achieved. And compared with the scheme in the market, the equipment cost is greatly reduced, and the use comfort performance is improved. The tension training assembly can be assembled on various rope output strength training instruments, and low-cost electronic strength training equipment is provided.

The invention discloses a novel Topcon solar cell double-sided rate improvement method, which belongs to the field of Topcon cells, and comprises the following steps: selecting an N-type silicon substrate and carrying out double-sided texturing to obtain a textured silicon wafer; performing boron diffusion on the front surface of the textured silicon wafer to form a P + doping layer and a borosilicate glass layer; removing the borosilicate glass layer on the front surface of the silicon wafer after boron diffusion and the doped layer expanded on the back surface and the edge of the silicon wafer; a first tunneling oxide layer is formed on the surface of the silicon wafer substrate, and three doped polycrystalline silicon layers with different densities are deposited and formed without deposition pressure; performing low-pressure oxidation to form a silicon dioxide masking film, and then performing phosphorus diffusion segmented propulsion to obtain an initial battery piece; removing the wound-plated polycrystalline silicon on the front surface and the edge of the primary battery piece; printing silver aluminum paste, printing silver paste on the back surface, drying and sintering, and then carrying out light injection treatment. The double-sided rate of the Topcon battery is improved through the cooperation of the steps of controlling the alkali polishing process time, reducing the size of a back tower footing after alkali polishing, reducing the number of silk-screen printing grid lines, reducing the width of the grid lines and the like.

The invention discloses a laser processing method and device for an OPV organic photovoltaic cell, a homogenizer device is added, Gaussian light passes through an optical diffraction lens to homogenize a laser beam to reach a specified shape, a laser homogenizer can convert single-mode laser or multi-mode laser into a uniform light spot with a specific shape, and the uniform light spot is used for processing the OPV organic photovoltaic cell. The distribution of light spot energy has high uniformity, so that Gaussian light is converted into flat-topped light in a specified shape; and scribing etching is carried out on a layer needing to be etched, and different homogenizers can be quickly replaced through the detachable connecting device, so that homogenized laser spots with different sizes are obtained.

The invention discloses a display panel and a display device, and belongs to the technical field of display. The display panel comprises a substrate, a plurality of pixel circuits, a plurality of light emitting devices, a plurality of data signal lines and a plurality of redundant signal lines. One of the redundant signal lines may include a first lead portion connected with one of the data signal lines. Here, the first lead portion may be a part of a fan-out lead electrically connected to the data signal line. Due to the fact that the redundant signal lines are distributed in the display area, parts of the fan-out leads used for being electrically connected with the data signal lines can be distributed in the display area, and when the parts, except for the first lead parts, in the fan-out leads are distributed in the non-display area, the occupied space in the non-display area is reduced. Therefore, the width of the area where the fan-out lead is arranged in the non-display area can be effectively reduced. Therefore, the screen-to-body ratio of the display device integrated with the display panel can be effectively improved, and the display effect of the display device is good.

The invention belongs to the technical field of port engineering, and relates to an air rail and straddle type monorail integrated long approach bridge type container wharf transportation system which is mainly composed of a container wharf, a straddle type monorail and suspension type air rail integrated trestle, a container storage yard, a land area reloading area and a container loading and unloading bridge. By adopting a narrow trestle mode, a straddle type single rail, a suspension type air rail and necessary ground transportation are integrated, a three-layer three-dimensional transportation system is constructed, the width of a horizontal transportation road can be greatly reduced, and the construction cost is reduced. According to the technical scheme, a straddle type monorail and a suspension type air rail are combined, containers are transported to a front container wharf operation area in an overhead mode, the container loading and unloading bridge can directly complete ship loading and unloading operation of the containers from a straddle type monorail trolley, the vertical distance of lowering and lifting of a lifting appliance of the container loading and unloading bridge is reduced, and the loading and unloading efficiency is improved.

The utility model relates to a machine tool portal frame which is applied to a machining assembly provided with a spindle box and comprises a beam assembly, the beam assembly comprises a first beam and a second beam, the first beam is arranged below the second beam, the upper plane of the first beam is in sliding connection with the lower plane of the machining assembly, and the lower plane of the second beam is in sliding connection with the lower plane of the machining assembly. By optimizing the structure of the whole machine, the stability during high-speed processing is ensured, the performance of the whole machine is improved, and the production cost is reduced.

The present invention discloses a surgical water-cooled grinding head, comprising a grinding head (1), a support rod assembly and a cooling device, wherein a grinding handle is provided at one end of the grinding head (1), the grinding handle passes through the corresponding position of the support rod assembly and extends into a housing (3), the housing (33) is sleeved and fixed with the corresponding position of the cooling device, a mounting sleeve (53) and a motor are provided in the cooling device, the extending end of the grinding handle extends into the mounting sleeve (53) and is connected to the output end of the motor. The present invention drives the grinding head to rotate by a motor, cooling water flows into the support rod assembly through the cooling device, and flows out along the grinding handle to cool the grinding head, thereby performing the operation of grinding bone tissue, simplifying the mounting structure, reducing the weight, reducing the occupied space, and having high stability and good safety.

The invention relates to the technical field of urban renewal pipeline engineering construction, in particular to an urban renewal cover plate pipeline installation construction technology and appliance. Screw piles, groove baffles, connecting beams and groove cover plates form a groove overall supporting system; each connecting beam is composed of a beam body and a printer longitudinal rod, and the beam bodies of the adjacent connecting beams are sequentially connected to form a longitudinal through beam along the groove. The 3D printer is installed on the printer longitudinal rod and used for printing a pipeline, an inspection well and a pipeline support in a pipeline groove. The groove cover plate comprises a panel and a supporting net rack, the groove cover plate is installed on the connecting beams in the direction that the supporting net rack faces downwards, and the supporting net rack is clamped between the connecting beams on the two sides of the groove. The problem that in the prior art, pipeline engineering construction and urban traffic requirements influence each other is solved.

The embodiment of the invention provides a key sealing structure and electronic equipment. The key sealing structure comprises a middle frame side wall extending along a first direction; the first groove and the second groove are formed in the middle frame side wall in a spaced mode in the first direction, and a connecting hole is formed between the first groove and the second groove; the key hole is formed in the side wall of the middle frame and is communicated with the first groove; the key is arranged in the key hole and comprises a biological feature recognition module; one end of the flexible flat cable is located in the first groove and connected with the biological feature recognition module, and the other end of the flexible flat cable sequentially penetrates through the connecting hole and the second groove and extends out of the second groove; the sealing piece is arranged in the connecting hole; and the sealant is filled in the second groove and submerges the connecting hole. According to the key sealing structure, the width of the side wall of the middle frame can be reduced, the internal space of the electronic equipment is increased, and the electronic equipment can contain a battery with larger capacity and larger size. In addition, the number of devices of the key sealing structure is smaller, and the installation process is simpler.

The invention provides an array substrate, a display panel and electronic equipment, the array substrate comprises a display area and a non-display area at least partially surrounding the display area, the display area comprises at least one arc angle edge, and the non-display area comprises a first frame area corresponding to the arc angle edge in position; the array substrate comprises a plurality of gate driving units located in a non-display area, and each gate driving unit comprises at least two sub-circuits; the grid driving unit comprises at least one first grid driving unit located in the first frame area, at least two sub-circuits in the same first grid driving unit are arranged in an arc shape along the contour of the arc angle edge, and in the structure, the at least two sub-circuits of the first grid driving unit are arranged in an arc shape along the contour of the arc angle edge. The width of the first frame area can be reduced, and the arc angle bending point of the first frame area can be reduced, so that the array substrate is more attractive.