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88results about How to "Increase the shade area" patented technology

Automobile retractable automatic sun-shading device using solar energy

The invention discloses an automobile retractable automatic sun-shading device using solar energy. The device is characterized by comprising a photoelectric position sensor, an illumination intensity sensor, an automobile speed sensor, a single chip, a stepping motor, an execution mechanism, a sun-shading device power supply and a solar cell panel, wherein the execution mechanism comprises a sunshade, a sunshade handle, a hollow support axle and a strong magnetic block; the strong magnetic block is fixed at the automobile top through magnetic force; the sunshade handle can freely retract intothe hollow support axle; the solar cell panel is located on the outer surface of the sunshade; the solar cell panel is electrically connected with the sun-shading device power supply; the photoelectric position sensor, the illumination intensity sensor, the automobile speed sensor, the sun-shading device power supply and the stepping motor are all connected with the single chip; and the single chip determines the time of spreading or retracting the sunshade according to the signals of the illumination intensity sensor and the automobile speed sensor, and determines the direction of a surface of the sunshade relative to the sun according to the signal of the photoelectric position sensor.
Owner:SHANDONG UNIV OF TECH

Air suspended sun umbrella

ActiveCN106235546ASolve free changeSolve the flight occlusion problem of automatic trackingUmbrellasRotocraftSolar powerFuselage
The invention provides an air suspended sun umbrella which is based on a multi-rotor craft and can keep an umbrella body to shield sunlight all the time and fly while automatically tracking movement of a pedestrian. The air suspended sun umbrella comprises a body, umbrella fabric, rotor devices, free turning devices, locking devices, an illumination detecting device, a shielding detecting device, a control device and a power supply device, wherein a stretchable body structure is used for spreading the elastic umbrella cloth; the rotor devices are used for realizing relative rotation with the body by the aid of the free turning devices; the locking devices are used for locking or removing free turning of the free turning devices; the illumination detecting device is used for detecting the illumination angle of the umbrella cloth; the shielding detecting device is used for detecting the position and the deviation of the umbrella shielding area; the control device is used for composite control of the rotating speed of each rotor to change the sun-shading attitude of the sun umbrella in the air and realize tracking flight for the pedestrian with the maximum sun-shading attitude; besides, the power supply device can efficiently acquire sunlight for solar power storage by the aid of the flight attitude. The invention belongs to the field of multi-rotor crafts.
Owner:北京奇佳智能技术有限公司

Flat-panel display panel and manufacturing method thereof

The invention discloses a flat-panel display panel and a manufacturing method thereof. The flat-panel display panel comprises multiple rows of scanning lines, multiple columns of data lines and multiple parallel shielding lines superposed on the data lines. The multiple shielding lines are arranged on one sides of pixel electrodes in a one-to-one manner, and the multiple shielding lines and the multiple rows of scanning lines are made of the same metal. Because the shielding lines can increase shielding area, and the shielding lines and the scanning lines are made of the same metal, the shielding lines provided by the invention can shield more light rays to prevent the light rays from passing through two sides of the data lines under the condition of not increasing an additional process.
Owner:SHENZHEN CHINA STAR OPTOELECTRONICS TECH CO LTD

Umbrella capable of increasing shading area

The invention provides an umbrella capable of increasing the shading area. The umbrella comprises an umbrella cover (1), a middle rod (2) and multiple sets of umbrella rib units. Each set of umbrella rib unit comprises a main rib (5) for supporting the umbrella cover (1) and a supporting rib (6) for supporting the main rib (5). At least two sets of adjacent umbrella rib units are further provided with telescopic rods (7), traction rods (8) and telescopic umbrella cloth (9) connected to the telescopic rods (7). The telescopic rods (7) are connected to the outer sides of the main ribs (5) in a sliding mode, the outer ends of the supporting ribs (6) are rotationally connected with the telescopic rods (7), one end of each traction rod (8) is rotationally connected to the corresponding supporting rib (6), and the other ends of the traction rods (8) are rotationally connected to the positions, on the inner sides of the telescopic rods (7), of the main ribs (5). When the umbrella capable of increasing the shading area is unfolded, the shading area behind the umbrella can be increased, when the umbrella is folded, the umbrella ribs and the umbrella cloth are very tidy and attractive, unfolding and folding are smoother, and the umbrella is especially suitable for manual or automatic straight-rib umbrellas.
Owner:桂东县红泰兴户外用品有限公司

Solar cell electrode printing screen, solar cell electrode and manufacturing method thereof

A solar cell electrode printing screen comprises a first screen and a second screen; the first screen comprises a first template; a plurality of first thin grids are formed in the first template; the first template is provided with alignment holes and wedge-shaped holes; the second screen comprises a second template; the second template is provided with a plurality of second thin grids and main grids; the second thin grids and the main grids are intersected; the distance between axes of the adjacent two second thin grids is equal to that between axes of the adjacent two first thin grids; the width of the second thin grids is smaller than or equal to that of the first thin grids; the main grids are provided with alignment portions; one ends of the main grids are provided with sharp corner hollow-outs; the shortest distance between edges of the alignment portions and end surfaces of the top ends of the sharp corner hollow-outs is equal to that between the edges of the alignment holes and the edges of the wedge-shaped holes. According to the solar cell electrode printing screen, substrates after the second screen and the first screen are printed are accurately aligned and dislocation of a thin grid line during printing at the second time and a thin grid line during printing at the first time is avoided. The invention also provides a solar cell electrode and a manufacturing method thereof.
Owner:CSG PVTECH

Lengthening structure for tent frame of folding tent

ActiveCN102162313AAdvantages of extended structureThe number of piles is smallTents/canopiesStructural engineeringLinkage concept
The invention provides a lengthening structure for a tent frame of a folding tent, and belongs to the technical field of buildings. By the lengthening structure, the problems that an effective area of the tent surface of the tent frame of the conventional folding tent and the requirements of partial clients cannot be met can be solved. In the lengthening structure for the tent frame of the folding tent, the tent frame comprises a central rod, a plurality of pile rods and a plurality of rod connection devices; a connection sliding sleeve is sleeved on each pile rod; a connection cover is fixedon the top of each pile rod; the lengthening structure is arranged on the side of the tent frame and comprises two bearing rods; the bearing rods correspond to the pile rods one to one; one end of each of the bearing rods is hinged with the connection cover; a supporting rod component which is connected with the other end of each of the two bearing rods and capable of folding is arranged between the two bearing rods; and a linkage mechanism for synchronously folding and unfolding the supporting rod component along the tent frame is arranged between the supporting rod component and the rod connection devices. The lengthening structure for the tent frame of the folding tent has the advantages of firm structure, high stability and large shielding area.
Owner:余德清

Supporting component for spatial large-aperture reflector

The invention discloses a supporting component for a spatial large-aperture reflector. The supporting component is composed of a reflector supporting back plate, a supporting cylinder, a locking nut and a flexible gasket. The supporting cylinder is used for limiting the other five-dimensional freedom degree of the reflector except an axial direction, and the locking nut is used for fixing the axial freedom degree of the reflector. The supporting component has the advantages that the supporting component solves the problems that a reflector supporting structure in an original large-caliber off-axis three-mirror optical system is complex in design, high in assembly process requirement and the like. The supporting component is simple in structure, and does not need complicated assembly process and part repair. The problem that additional stress is brought to a reflector body due to cantilever support, temperature field change and an installation detection mode of a traditional large-caliber supporting structure is solved. The influence of supporting on the optical surface type can be effectively reduced. The structure is simple, so that the supporting component has practical engineering significance for the light weight of the spatial large-aperture optical load.
Owner:SHANGHAI INST OF TECHNICAL PHYSICS - CHINESE ACAD OF SCI

Plant leaf shading device and chlorophyll fluorescence determination method applying plant leaf shading device

ActiveCN104677874AThe operation method is simple, convenient and effectiveIncrease the shading areaFluorescence/phosphorescenceEngineeringOpen hole
The invention discloses a plant leaf shading device and a chlorophyll fluorescence determination method applying the plant leaf shading device. The shading device comprises a front shading layer which is used for covering the upper surface of a leaf and is provided with an open hole, a rear shading layer which is used for covering the lower surface of the leaf and is connected with the front shading layer, and a movable shading blocking piece which is used for covering the open hole, wherein the front shading layer, the rear shading layer and the movable shading blocking piece are made of a soft light material. The soft light material can be a piece of tin foil paper which is light in weight, low in cost, simple and convenient, can shade effectively, and can be adjusted according to the size of the leaf; the shading area is large; the leaf is not damaged; the plant leaf shading device is suitable for all types of plant leaves. The shading device disclosed by the invention is used for the dark adaptation of the plant leaf in chlorophyll fluorescence determination, is slightly influenced by external environment factors, and is favorable for the stability of data determination; the determination data is relatively close to completely shading conditions.
Owner:CHINA NAT RICE RES INST

Liquid crystal display panel and liquid crystal display device

The embodiment of the invention provides a liquid crystal display panel and a liquid crystal display device, and relates to the technical field of display. In the liquid crystal display panel, a width L1 of a gap between edges of first sides of data lines of an array substrate and an orthographic projection of an edge of the a first side of a second black matrix corresponding to the data line on the array substrate is not equal to a width L2 of a gap between edges of second sides of the data lines and an orthographic projection of an edge of the a second side of the second black matrix on the array substrate; and / or a width d1 of a gap between edges of first sides of touch control electrode lead lines and an orthographic projection of the edge of the first side of the second black matrix corresponding to the touch control electrode lead lines on the array substrate is not equal to a width d2 of a gap between edges of second sides of the touch control electrode lead lines and an orthographic projection of the edge of the second side of the second black matrix on the array substrate. Accordingly, the technical scheme can solve the technical problem that colour cast of the liquid crystal display panel is serious in the prior art.
Owner:XIAMEN TIANMA MICRO ELECTRONICS

Sunshade board structure and automobile

The invention provides a sunshade board structure and an automobile. The sunshade board structure comprises a first sunshade board, a second sunshade board and a drive motor, wherein the second sunshade board is provided with a cavity used for containing the first sunshade board, the side board face of the second sunshade board is provided with an opening, and the opening is communicated with the cavity, so that the first sunshade board is enabled to pass in and out of the cavity through the opening; the first sunshade board is arranged in the cavity; the drive motor is used for driving the first sunshade board to pass in and out of the cavity through the opening; when the first sunshade board passes in and out of the cavity, a sunshade board face of the first sunshade board is parallel to a sunshade board face of the second sunshade board; when rotating along the first direction, the drive motor drives the first sunshade board to get out of the cavity; when rotating along the second direction opposite to the first direction, the drive motor drives the first sunshade board to enter the cavity. The sunshade board structure solves the problem that the existing sunshade board can not satisfy the sunshade demands of different drivers and the demand of the driving angle at the same time due to the larger size.
Owner:BEIJING AUTOMOBILE RES GENERAL INST

Heterojunction solar cell and preparation method thereof

The present invention relates to the solar cell field, and concretely discloses a heterojunction solar cell. The solar cell comprises a crystal wafer; a first intrinsic layer, a first doping amorphous silicon layer, a first transparent conducting layer and a front grid line electrode which are located at one side of the crystal wafer in order; and a back electrode located at the other side of the crystal wafer, wherein the front grid line electrode is a copper nanowire electrode. The heterojunction solar cell solves the problems about the sliver grid line electrode because the sliver grid line electrode is not employed. Besides, the copper nanowire electrode is helpful for reducing the cost and satisfying the conductivity requirement. The copper nanowire electrode has a certain transmission of light to enhance the quantity of illumination into the silicon. The copper nanowire electrode basically has no the problem of the grid line widening so as to reduce the grid shielding area and further enhance the quantity of illumination into the silicon layer. The flexibility of the copper nanowire electrode is good to facilitate the flexibility development of the heterojunction solar cell. The present invention further discloses the preparation method of the heterojunction solar cell.
Owner:SUZHOU GCLSI SCI & TECH IND APPL RES INST CO LTD +2

Engineering maintenance vehicle

The invention discloses an engineering maintenance vehicle, and belongs to the field of special vehicles. The scheme includes a vehicle chassis, a walking system, a ceiling unfolding device, a maintenance work platform, a vehicle-mounted lifting device and a protective curtain assembly. The ceiling unfolding device includes a carriage body, a jacking component, an unfolding component and an unfolding control system; a left carriage panel and a right carriage panel each include a primary unfolding panel and a secondary unfolding panel; the unfolding component includes a primary unfolding driveassembly and a secondary unfolding drive assembly; the carriage body also includes wing plates; and the unfolding assembly also includes an unfolding drive assembly and an unfolding drive assembly. The left carriage panel and the right carriage panel can be divided into two-stage unfolding, and the wing plates are arranged, so that the sheltered area of a ceiling formed after unfolding is increased; and in cooperation with the protective curtain assembly, the space under the ceiling is surrounded and covered, the protection effect is good, and the using applicability of the engineering maintenance vehicle is improved.
Owner:广东精益专用汽车有限公司

Array substrate and liquid crystal display panel

The invention provides an array substrate and a liquid crystal display panel. The array substrate comprises a plurality of grid lines and data lines, wherein the grid lines are arranged in parallel at intervals; the data lines are arranged in parallel at intervals; the grid lines and the data lines are arranged in a perpendicular orthogonal manner to form a plurality of pixel areas; the grid lines and the data lines are in insulating orthogonality; a TFT (Thin Film Transistor) switch and a pixel electrode are arranged in each pixel area; the TFT switches are connected with the grid lines and the data lines of the pixel areas; through holes are formed inside the pixel electrodes; the through holes are arranged adjacent to the TFT switches; the pixel electrodes are electrically connected with the TFT switches through the through holes inside the pixel electrodes.
Owner:TCL CHINA STAR OPTOELECTRONICS TECH CO LTD

Display panel and display device

The invention provides a display panel and a display device, the display panel comprises a light-transmitting area and a display area at least partially surrounding the light-transmitting area, and ashading area is arranged between the display area and the light-transmitting area. An array substrate and a light-emitting layer arranged on the array substrate are arranged in the display area, and at least one light-shielding layer is arranged in the light-shielding area and used for shielding light emitted by the light-emitting layer in the display area from entering the light-transmitting area. Light in the display area can be effectively prevented from being emitted from the light-transmitting area, the light leakage rate of the display panel is reduced, the display effect of the displaypanel and the display effect of the display device are optimized, and meanwhile manufacturing of the display panel with a narrow frame is facilitated.
Owner:KUNSHAN GO VISIONOX OPTO ELECTRONICS CO LTD

Sun shield with adjustable sun shading size and angle for automobile interior decoration

The invention relates to the technical field of automobile interior decoration, and discloses a sun shield with adjustable sun shading size and angle for automobile interior decoration. The sun shieldcomprises an automobile inner top wall, wherein a connecting plate is fixedly mounted on the left side of the bottom of the automobile inner top wall; a clamping block is fixedly mounted on the rightside of the bottom of the automobile inner top wall; a rotating rod is rotatably connected to the bottom of the connecting plate; the outer part of the right side of the rotating rod is clamped withthe clamping block; the outer side of the rotating rod is sleeved with a sun shield body; a connecting block is fixedly mounted at the top of an inner cavity of the sun shield body; a baffle is fixedly mounted at the bottom of the connecting block; a connecting shaft is fixedly mounted on the inner side of the connecting block; the left and right sides of the connecting shaft penetrate through andextend to the left and right sides of the connecting block correspondingly and are fixedly connected with bearing blocks; and the sides, back to each other, of the bearing blocks are fixedly connected with the left and right side walls of the inner cavity of the sun shield body correspondingly. The sun shield with the adjustable sun shading size and angle for the automobile interior decoration issimple in overall structure, the adjustment of the sun shading size and angle of the sun shield is achieved, and the sun shield is convenient to use.
Owner:江苏凯艾斯汽车配件有限公司

Alga control system based on water surface floating type photovoltaic power generation station

PendingCN107555623AStrong ability to resist wind and wavesExtended service lifeWater aerationSustainable biological treatmentElectric energyAlgae
The invention discloses an alga control system based on a water surface floating type photovoltaic power generation station. The alga control system comprises a water surface floating device, and a photovoltaic power generation device and an oxygen inflation device which are arranged on the water surface floating device, wherein the floating device is formed by splicing floating single bodies; after the floating single bodies are spliced, complete shielding or incomplete shielding is formed on a water surface; the oxygen inflation device comprises a gas supply system located above the water surface and an aeration device located below the water surface; gas is supplied to the aeration device by the gas supply system; the photovoltaic power generation device is used for supplying power to the gas supply system. According to the alga control system disclosed by the invention, the photovoltaic power generation device, the aeration and oxygen inflation devices and a flow push device are integrally arranged by utilizing the water surface floating device and share the water surface floating device, so that algae are effectively controlled and photovoltaic power generation can be realizedto provide green electric energy; the alga control system has the advantages of cost reduction, good comprehensive benefits, greenness and environment protection.
Owner:南京瑞盛环保技术有限公司 +1

Automobile sun shield

The invention provides an automobile sun shield, relates to the technical field of automobile accessories, solves the problems that the size of an existing automobile sun shield cannot be adjusted, the shielding range is limited, and the use requirements of a driver and passengers cannot be met, and further solves the problems that after the sun shield is used for a long time, the interface part of the sun shield is easily abraded and damaged, and the sun shield is inconvenient to replace. The automobile sun shield comprises a sun shield, wherein the sun shield comprises a make-up mirror and an inner groove, the inner groove is formed in the front end of the sun shield, the make-up mirror is embedded in the left end in the inner groove, the bottom end of the sun shield is rotationally connected with an auxiliary plate, the left side of the top end of the sun shield is clamped with a fixed inserting opening, and the right side of the top end of the sun shield is rotationally connected with a movable clamping base. The left side of the top end of the sun shield is provided with a connecting plug, the connecting plug and the fixed inserting opening are of a clamping structure, and when the sun shield is damaged, the sun shield and the fixed inserting opening can be rapidly separated under the action of the connecting plug and the fixed inserting opening.
Owner:HUBEI SHUANGOU AUTOMOTIVE TRIM

Display panel and manufacturing method thereof and display device

The invention discloses a display panel and a manufacturing method thereof and a display device. The display panel comprises a substrate, a black matrix layer and an alignment layer; the black matrix layer is arranged on the substrate and comprises a plurality of black color resistance blocks, a cross-linked polymer is distributed in each black color resistance block, and the cross-linked polymer has a first cross-linking degree, so that the black color resistance blocks are in a shading state; and the alignment layer is arranged on the side, away from the substrate, of the black matrix layer. According to the invention, light can be uniformly irradiated to form a uniform alignment layer, so that the yield of the alignment layer is improved.
Owner:SHENZHEN CHINA STAR OPTOELECTRONICS TECH CO LTD

Platform for building lift

InactiveCN110775905AImprove working efficiency at heightsIncrease the shade areaLifting devicesArchitectural engineeringStructural engineering
The invention relates to the technical field of lift platforms for buildings, and discloses a platform for a building lift. The platform for the building lift includes a base, moving wheels, a liftingmechanism, a platform body, a protective guard, supporting columns, reinforcement blocks, an adjustment device, a shielding plate, limiting blocks, a rotating drum, a tool storage box and hooks. Themoving wheels are movably mounted on both sides of the bottom of the base, and the lifting mechanism is mounted on the upper surface of the base. According to the platform for the building lift, through the adjustment device, the telescopic movement of a first electric telescopic rod drives a movable plate to swing laterally, and the telescopic movement of a second electric telescopic rod drives the movable plate to swing longitudinally so as to realize the swing of the shielding plate in the front, rear, left and right directions. Heat stroke or severe physical discomforts can be caused to operators working at heights under the intense irradiation of the sun, and the platform can adjust the inclined direction of the shielding plate to maximize the shading area and provide a higher shady space, so that the efficiency of aerial operation of the operators is improved.
Owner:SUZHOU FULIBAO LOGISTICS MACHINERY CO LTD

Improved sunshade

The invention provides a sunshade umbrella with an improved structure, which solves the problems that the existing sunshade umbrellas are time-consuming, laborious and inefficient in opening, the rib structure is much complicated, etc. The sunshade umbrella with the improved structure comprises an umbrella pole, an umbrella frame and umbrella cloth arranged on the umbrella frame. The umbrella pole is sheathed with a sliding bush which can slide up and down along the umbrella pole; the umbrella frame consists of a plurality of ribs (1) and ribs (2), the ribs (1) and the ribs (2) have the same amount and are corresponding to each other. The inner end of the ribs (1) is articulated with the sliding bush, one end of the rib (2) is articulated to the top of the umbrella pole and the other end thereof is articulated to the middle part of the rib (1); a spring is arranged between the top of the umbrella pole and the sliding bush and sheathed on the umbrella pole, when the sliding bush slidesupwards and closes the sunshade umbrella, the spring is in a compression state. The sunshade umbrella with the improved structured is automatically opened by elasticity of the spring, which saves time and labor with high efficiency; furthermore, the sunshade umbrella has the advantages of simple structure, beautiful appearance after being opened, and great sunshade area.
Owner:临海立发工艺品有限公司

Car visor

The invention relates to the technical field of automobile body fittings, in particular to a car visor. The car visor comprises a main plate, slide rails 1, slide rails 2, a filter and a secondary plate, wherein the slide rails 1 are arranged at the two longitudinal sides of the main plate; the slide rails 2 are arranged at the two transverse sides of the main plate; the main plate and the filter are connected through the slide rails 1; and the main plate and the secondary plate are connected through the slide rails 2. The car visor has the advantages of simple, compact and reasonable structure, convenience and speediness in assembly and reliable connection; the sunshading area is effectively increased; the sunshading effect is greatly enhanced; hard light can be filtered out; the reduction of visual field of passengers at a front row in a car can be prevented; the use reliability is greatly improved; and the car visor can be easily applied and promoted.
Owner:CHANGZHOU WOSI TONGMEI MACHINERY

Electric car roof sunshade

The invention provides an electric car roof sunshade which comprises two electric telescopic rods. The two electric telescopic rods are symmetrically distributed and connected in parallel. A support rod is hinged to each electric telescopic rod. Absorption bases are hinged to the bottoms of the electric telescopic rods and the support rods. The adsorption bases can be absorbed to a car roof. The top ends of the two symmetrically distributed electric telescopic rods are connected through a roller shutter rod. Roller shutter fabric which can be automatically rolled back are installed in the roller shutter rod, and the roller shutter fabric extends out of the two ends of the roller shutter rod to be fixed with the lower parts of the two electric telescopic rods respectively. The electric car roof sunshade is fixed on the car roof through the adsorption bases to form a stable triangular structure, the roller shutter fabric is spread when the electric telescopic rods extend so as to form the sunshade, and the usage is convenient; the distance between the electric telescopic rods and the bottom of the support rods can be changed so as to change the angle of the roller shutter fabric relative to the sunlight, so that the maximum sunshade area can be obtained by the electric car roof sunshade.
Owner:WUHU EDISON AUTOMATION EQUIP

Punched roof awning frame with eaves

The invention provides a top punching awning frame with an eave frame. The top punching awning frame comprises upright posts and a middle rod, wherein folding frames are arranged between every two adjacent upright posts, each folding frame comprises at least two first scissor frames in serial pivoting connection, and second scissor frames are respectively arranged on at least two pivoting parts of each folding frame, and between a base and a second slide seat of the middle rod. The upright posts are provided with an eave frame, the eave frame comprises an angle top rod, a support rod, and an eave rod, one end of the angle top rod is pivoted on top seats of the upright posts, one end of the support rod is pivoted on a first slide seat of the upright posts, the other end of the support rod is pivoted on the angle top rod, the angle top rod, the support rod, the upright posts and the first slide seat form a connecting rod mechanism, and the eave rod is movably connected with the connecting rod mechanism and can extend out of the upright posts when the awning frame is in an unfolded state. The top punching awning frame has the following advantages that the sun shielding area is increased, partial point supporting is at least changed into line supporting, the supporting stability of awning cloth is improved, the service life of the awning cloth is prolonged, and the support intensity and the stability of the awning frame are improved.
Owner:XIAMEN ROADZUP OUTDOOR PROD

Square cabin vehicle with display screen

The invention discloses a square cabin vehicle with a display screen. The square cabin vehicle comprises a carriage, a ceiling outside the carriage, wherein the ceiling includes a ceiling body and a bracket; a water channel is formed at the periphery of the ceiling, and is connected with the bracket; and a notch is formed at the joint of the water channel and the bracket. The ceiling arranged outside the carriage can shield the display screen from sun and rain so as to protect the display screen, thereby reducing maintenance to the display screen and prolonging service life of the square cabin vehicle. In addition, the square cabin vehicle has a simple structure.
Owner:镇江康飞机器制造有限公司

Screen printing plate structure of monocrystalline silicon solar cell

PendingCN110707161AAvoid easy cracking and breaking problemsCurrent Harvesting EffectsPhotovoltaic energy generationSemiconductor devicesScreen printingEngineering
The invention discloses a screen printing plate structure of a monocrystalline silicon solar cell, and relates to the technical field of solar cells. The screen printing plate structure comprises a cell piece, the right side of the cell piece is provided with a plurality of front electrode areas, and the main grid lines are arranged between the adjacent front electrode areas. Partition areas are arranged in the middles of the main grid lines, the main grid lines are vertically connected with a plurality of auxiliary grid lines positioned in the front electrode areas, the two tail ends of the main grid lines are both connected with the outermost auxiliary grid line, and the break-proof grid lines are connected between the adjacent f auxiliary grid lines. The screen printing plate structurehas the advantages that the shading area can be reduced, the cell efficiency can be improved, meanwhile, the problem that the edge of the cell piece is prone to subfissure and breakage can be avoided,and the current collection of the whole cell piece cannot be affected when the auxiliary grid lines are broken.
Owner:TONGWEI SOLAR ENERGY MEISHAN CO LTD

Automobile sun-shading device

The invention provides an automobile sun-shading device. The automobile sun-shading device comprises a sun-shading device body, a first sun-shading plate, a sliding connecting plate, a side plate and a guide mechanism. The first sun-shading plate is connected to the sun-shading device body; the sliding connecting plate is arranged on the first sun shield in a sliding manner; the guide mechanism guides the side plate to extend out of the side edge of the first sun-shading plate. The guide mechanism comprises a first pulley block, a first guide rail on the side edge of the first sun-shading plate has an included angle, and the first pulley block and the first guide rail have the same inclination angle; the first guide rail matches the first pulley, and the first guide rail slides on the first pulley. When the side plate and the first sun-shading plate move in the same direction, the inclined pulley enables the first guide rail to move towards the side edge, so that the side plate extends out of the side edge of the first sun-shading plate, the sun shading area can be greatly increased, a sun shading surface can be quickly formed, the side surface is considered, the influence of solar oblique incidence is prevented, and the storage is convenient when each sun-shading plate is not needed; the invention is only required to be retracted into the sun-shading device body without being detached, so that time and labor are saved, and the space in the vehicle is not occupied.
Owner:福建篷阳科技有限公司

Main-grid-free crystalline silicon battery piece and application thereof

ActiveCN110556442AAvoids the problem of shadowing another cellAvoid wastingPhotovoltaic energy generationSemiconductor devicesEngineeringSolar battery
The invention provides a main-grid-free crystalline silicon battery piece, and a battery string and a solar battery component using the battery piece. A shading area of a front surface of the batterypiece can be reduced so that a unit area power generating capacity of the battery piece and the component is improved. In the invention, a laying density of the battery pieces in the battery string can be maximized in a horizontal direction. In addition, a problem that one of two adjacent battery pieces shields the other battery piece due to adoption of an imbricate technology can be avoided, which means that wastes of the area of the battery piece due to the adoption of the imbricate technology are prevented.
Owner:CHANGZHOU SHICHUANG ENERGY CO LTD
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