66results about How to "Reduce drive costs" patented technology

The invention provides automatic cargo loading equipment which comprises a transverse moving frame, a transverse moving driving mechanism, a lifting driving mechanism, a lifting driving mechanism, a lifting driving mechanism, a lifting driving mechanism and a lifting driving mechanism, and is characterized in that the transverse moving frame is driven by the transverse moving driving mechanism to transversely move; the mounting frame is provided with a rotary driving mechanism and located below the transverse moving frame, the two ends of the mounting frame are rotationally connected with a first linkage mechanism and a second linkage mechanism respectively, and the first linkage mechanism and the second linkage mechanism extend upwards and are driven by a lifting driving mechanism to do up-down lifting motion; the carrying mechanism is located at the bottom of the mounting frame, is driven by the rotary driving mechanism to transversely rotate and is used for inserting and taking corresponding goods; the lifting driving mechanism is used for driving the first linkage mechanism and the second linkage mechanism to move in the same direction or driving the first linkage mechanism and the second linkage mechanism to move in the opposite direction or one of the first linkage mechanism and the second linkage mechanism to move. The installation position of the rotation driving mechanism is lowered, vertical space is saved, rotational inertia is lowered, rotation stability is improved, and multifunctional driving of the lifting driving mechanism is achieved.

The invention discloses a solar vehicle-mounted air conditioning system, which relates to the technical field of solar energy, and comprises an energy prediction module, an energy distribution module, a position analysis module, a control terminal and a database. Whether the electric energy converted from the solar energy can support the required electricity consumption of the corresponding air conditioner when a user drives or not is judged, and the two aspects that the electric energy cannot support the required electricity consumption and the required electricity consumption is sufficient to support the required electricity consumption are analyzed respectively, so that intelligent distribution of power supply of the air conditioner in the automobile corresponding to each energy storage device and position adjustment of the corresponding solar panel on the automobile are executed; therefore, a user can obtain the most efficient solar energy support, the most effective power support is provided for automobile driving of the user, the user is helped to achieve efficient energy-saving driving, greenhouse gas emission is reduced, the ecological environment is further protected, the driving comfort of the user is improved, and electric energy consumption of automobile driving is reduced.

The present invention provides a fermentation tank for antibiotic-free aquaculture feed, which belongs to the field of antibiotic-free aquaculture technology. It solves the problem that the existing fermentation tank cannot ferment in layers, resulting in uneven fermentation in the tank, large differences in bacterial growth, and affecting the quality of feed fermentation. A fermentation tank for antibiotic-free aquaculture feed, including a bracket and a temperature-controlled tank fixed on the surface of the bracket, and a fermentation tank is rotatably arranged inside the temperature-controlled tank. In the present invention, by rotatably arranging the fermentation tank inside the temperature-controlled tank, under the action of the temperature-controlled tank forming two upper and lower chambers, by arranging a fixed plate at the bottom of the fermentation tank, the interior of the fermentation tank is divided into upper and lower parts, and circulation is carried out through the through holes, which is convenient for isolating the interior of the fermentation tank. Under the action of the temperature-controlled tank, the problem of excessive fermentation of materials at the bottom of the fermentation tank is avoided, and the problem of large differences in bacterial flora inside the fermentation tank can be prevented. It is also beneficial to improve the fermentation efficiency of the feed and shorten the production cycle.

The invention provides a fan structure and a household appliance, and the fan structure comprises a volute, a centrifugal fan blade, a first air outlet channel and a second air outlet channel; an air outlet is formed in the volute, and the centrifugal fan blades are rotatably mounted in the volute and used for exhausting air through the air outlet during rotation; the volute can rotate to a first position and a second position, and at the first position, the air outlet communicates with the first air outlet channel; at the second position, the air outlet is communicated with the second air outlet channel; the centrifugal fan blade and the volute are driven by the same driving mechanism to rotate; the fan structure has at least two states, in the first state, the driving mechanism drives the centrifugal fan blades to rotate, and the volute keeps still; and in the second state, the driving mechanism drives the volute to rotate to the first position or the second position. The switching of the air outlet channels is driven by using the driving mechanism of the centrifugal fan blade, so that at least one set of driving mechanism can be saved, and the driving cost is reduced.

The utility model discloses a three-phase active PFC circuit, a circuit board, a controller and an air conditioner, the three-phase active PFC circuit comprises an input filtering module, a bidirectional switch module, a three-phase rectification module and an output filtering module, the input filtering module comprises three input filtering inductors and three input filtering capacitors; one ends of the three input filter inductors are respectively connected to a three-phase alternating current power supply, and the other ends are respectively connected to one ends of the three input filter capacitors; the other ends of the three input filter capacitors are connected together; the bidirectional switch module comprises three bidirectional controllable switches, one ends of the three bidirectional controllable switches are respectively connected to connection points of the three input filter inductors and the three input filter capacitors, and the other ends of the three bidirectional controllable switches are respectively connected to an alternating current input end of the three-phase rectifier module; the output filter module is connected with the direct current output end of the three-phase rectifier module; and only three paths of driving signals need to be configured, so that control logic can be simplified, driving difficulty is reduced, driving circuits can be saved, and driving cost is reduced.

The invention provides an emergency cooling system for an in-pile fuel irradiation test loop, and the system comprises a high-pressure safety injection part which communicates with a first water supply system and the in-pile fuel irradiation test loop, and comprises a first high-pressure safety injection branch part and a second high-pressure safety injection branch part; the low-pressure safety injection part is connected with the high-pressure safety injection part in parallel and is communicated with the second water supply system and the in-reactor fuel irradiation test loop, and the low-pressure safety injection part comprises a first low-pressure safety injection branch part and a second low-pressure safety injection branch part; the first low-pressure safety injection branch part comprises a plurality of first low-pressure safety injection boxes connected in parallel and first safety injection pumps connected with the first low-pressure safety injection boxes respectively, and the second low-pressure safety injection branch part comprises a plurality of second low-pressure safety injection boxes connected in parallel and second safety injection pumps connected with the second low-pressure safety injection boxes respectively. According to the technical scheme, the storage amount of safety injection cooling liquid is increased so as to ensure that a fuel element is cooled for a long time, and the overall reliability of the system is improved by adding a plurality of standby valves.

The invention discloses a single-degree-of-freedom liquid crystal panel carrying mechanical arm and a carrying method thereof.The single-degree-of-freedom liquid crystal panel carrying mechanical arm comprises a driving base, the driving base is rotationally connected with one end of a large arm, and the other end of the large arm is rotationally connected with one end of a small arm; the other end of the small arm is rotationally connected with one end of the fork arm bearing mechanism, and the other end of the fork arm bearing mechanism is used for bearing a liquid crystal product to be transferred; and the driving relation between the articulated arms is determined through a method for determining the length of the arm lever of the single-degree-of-freedom liquid crystal panel carrying mechanical arm and the rotation angle of the corresponding arm lever. The invention discloses a single-degree-of-freedom liquid crystal panel carrying mechanical arm and a carrying method thereof. The single-degree-of-freedom liquid crystal panel carrying mechanical arm has the effects of being low in driving cost, small in movement inertia, small in control difficulty and high in movement precision of a single-degree-of-freedom articulated arm. And the tail end movement precision can be effectively guaranteed, and safe and efficient carrying of advanced-generation liquid crystal panels is achieved.

The invention provides a liquid crystal display glass thermoforming device, belongs to the technical field of glass thermoforming, and solves the technical problems that a liquid crystal display glass substrate cannot be uniformly thermoformed and heat loss cannot be reduced at present. The liquid crystal display glass heating forming device comprises a workbench, a baking box is fixedly connected to the surface of the workbench, supporting columns are fixedly installed at the bottom end of the workbench and the bottom end of the baking box, a guide assembly is arranged on the outer side of one through hole, and cover plates are movably connected to the outer walls of the two through holes. The transmission autorotation assembly is arranged in the baking box, so that a rotating rod can drive a sleeve frame to autorotate in the baking box, a clamping frame in the sleeve frame can conveniently drive glass to be uniformly heated and formed in the baking box, and the problem that the glass heating and forming temperature is not uniform is solved; and moreover, the cover plates are arranged on the two sides of the baking box, so that stable feeding and discharging can be carried out in the baking box.

The material pushing and pressing device comprises an assembly frame, a push rod and a driving mechanism for driving the push rod to push and press materials, the driving mechanism comprises a conveying belt, a mounting frame and a first inclined guide groove, and the mounting frame comprises a guide rod and a sliding block arranged on the guide rod in a sliding mode; the device comprises an assembling frame, a connecting rod, a telescopic rod, an elastic piece for driving the telescopic rod to stretch out and draw back relatively, a first guide rail and a second guide rail, and the assembling frame is provided with an extrusion piece and further provided with a second inclined guide groove. A first inclined guide groove, a second inclined guide groove, a first guide rail and a second guide rail are matched to form a motion track for a sliding block to circularly guide and slide, a push rod can be guided to relatively press down and stretch out through matching of a conveying belt and the inclined guide grooves, and the function of pushing and pressing materials can be achieved without matching of two intermittent driving pieces. And continuous working can be achieved, and the working efficiency is high.

The application discloses a kind of cleaning device of work roll for galvanized strip steel processing, including bearing base plate, rolling mill main body, roller conveyor, straightening machine main body, cutting machine main body and flattening machine main body, and the bottom end in rolling mill main body is connected with cleaning assembly by cleaning cavity, cleaning assembly can clean the work roll body in rolling mill main body, cleaning assembly includes horizontal mechanism, swing mechanism and reverse mechanism, swing mechanism can be moved and adjusted left and right, adapt to the work roll body of different positions, swing mechanism top is connected with reverse mechanism, can drive reverse mechanism to swing left and right, adapt to the arc structure of work roll body outside, reverse mechanism includes installation frame, cleaning wheel one and cleaning wheel two etc., under the cooperation of each other, by the reverse rotation of cleaning wheel one and cleaning wheel two, the cleaning effect of work roll body outside is strengthened, and the stripping effect of material on work roll body outside is improved, to realize more high-quality cleaning effect.

The utility model discloses a walking wheel train structure and a four-way shuttle vehicle. The walking wheel train structure comprises a walking driving assembly, a primary roadway wheel set, a secondary roadway wheel set, a primary roadway transmission assembly and a secondary roadway transmission assembly, the walking wheel train structure has a primary roadway wheel ground contact state and a secondary roadway wheel ground contact state, and a first driving shaft of the double-shaft driving part is in transmission connection with the two primary roadway wheels through the primary roadway transmission assembly at the same time. And the second driving shaft of the double-shaft driving part is in transmission connection through the sub-roadway transmission assembly, so that the walking wheel train structure can walk in the sub-roadway perpendicular to the main roadway in the state that the sub-roadway wheels are in contact with the ground, and the walking wheel train structure can walk in the sub-roadway perpendicular to the main roadway in the state that the sub-roadway wheels are in contact with the ground. The traveling wheel train structure can move in the primary roadway and the secondary roadway in four directions by utilizing the double-shaft driving piece, and is compact in structure, small in occupied space and low in manufacturing cost and driving cost.

The utility model discloses conveying equipment for solid waste treatment, and relates to the technical field of conveying equipment. The top of the base is fixedly connected with turnover mounting frames, a car hopper is rotationally connected between the inner sides of the turnover mounting frames, universal wheels are symmetrically and fixedly mounted at the bottom of the base, mounting plates are further symmetrically and fixedly connected to the bottom of the base, and a wheel shaft is rotationally connected between the sides, close to each other, of the two mounting plates. By arranging the peculiar smell adsorption assembly, peculiar smell in solid waste can be adsorbed, so that the influence of the peculiar smell on personnel in the conveying process of the solid waste is reduced, meanwhile, by arranging the transmission assembly, driving can be provided through rotation of the rolling wheels in the conveying process, driving is provided for gas adsorption, and the conveying efficiency is improved. And therefore, extra power drive is not needed in the odor treatment process, the problem that a power supply is inconvenient to supply in the outdoor waste treatment process is solved, and practical application is greatly facilitated.

The invention provides an accessory system for a vehicle. The accessory system comprises a motor driving assembly, a transfer case, a first accessory, a second accessory and a third accessory, the output end of the motor driving assembly is connected with the input end of the transfer case; the transfer case is at least provided with three power transmission paths, and the three power transmission paths include the first power transmission path, the second power transmission path and the third power transmission path. The first accessory is connected to the output end of the first power transmission path; the second accessory is connected to the output end of the second power transmission path; the third accessory is connected to the output end of the third power transmission path. Meanwhile, the invention further provides a control method of the vehicle accessory system. Compared with the prior art, according to the vehicle accessory system and the control method thereof, power is distributed through the transfer case, different accessories are driven in a centralized mode, and the electric driving cost of the whole vehicle accessory system can be reduced.

The invention relates to a film laminating device and a film laminating method.The film laminating device comprises a rack unit, a carrier unit, a plurality of clamping guide units and a film sucking and laminating unit, the carrier unit is used for positioning products, each clamping guide unit comprises a translation driving device and a clamping guide part, each clamping guide part is provided with a clamping guide face, and the clamping guide faces are arranged on the translation driving device; the lower portion of the clamping guide face is used for abutting against the edge of a protruding film covering area of a product, the film sucking and covering unit comprises a film sucking and covering component, and the film sucking and covering component is used for sucking a protective film and gets close to the protruding film covering area of the product under guiding of the upper portion of the clamping guide face. By means of the film covering device and the film covering method, the protective film can be accurately attached to the protruding film covering area of the product in position.

The present invention provides a static expansion method vacuum standard device, comprising: a primary standard chamber and a secondary standard chamber connected to each other; a plurality of sample chambers, each connected to the secondary standard chamber through a sealing valve, and a plurality of sample chambers having a movable valve at one end; a vacuum system for vacuuming the primary standard chamber, the secondary standard chamber and the sample chamber; a gas supply system for supplying gas to the primary standard chamber, the secondary standard chamber and the sample chamber; a plurality of containers corresponding to the sample chamber, each of which is provided with a plurality of accommodating areas for accommodating a plurality of samples to be tested; the containers are used to accommodate a plurality of samples to be tested and feed them into the corresponding sample chamber to test the standard. After the standard is completed, the sealing valve is closed, and after the gas supply system re-pressurizes the sample chamber, the movable valve is opened, and the container discharges the material. The batch testing standard of the samples to be tested can be realized by the static expansion method.

The utility model relates to a vacuum coating device which comprises an unwinding roller and a winding roller, and further comprises a swing frame structure for a double-sided coating device, a first swing frame mechanism is arranged at the front end of the unwinding roller, a second swing frame mechanism is arranged at the front end of the winding roller, and the first swing frame mechanism and the second swing frame mechanism are both connected with a linkage driving mechanism. The linkage driving mechanism is arranged, the telescopic arm and the supporting arm are used for controlling the swing frame mechanism of the unwinding roller, the first connecting rod and the second connecting rod are used for controlling the swing frame mechanism of the winding roller, and the telescopic arm and the first connecting rod are fixed to the same cross beam. The cross beam is driven to rotate, meanwhile, the passing rollers on the swing frame mechanisms on the two sides are controlled to keep a preset distance from the outermost layer of a film roll on the corresponding unwinding roller or winding roller, and therefore the two swing frame mechanisms are controlled through one driving mechanism, the driving cost is reduced, occupied space in a vacuum cavity is reduced, and the production efficiency is improved. And the pressure of the vacuum pump is reduced.

The present invention provides a multi-mode dimming circuit, comprising: a rectifier filter module, a dimming mode control module, a PWM dimming module, and a PWM dimming module power supply module. The present invention uses the dimming mode control module to receive a PWM dimming signal or a thyristor dimming signal; when the PWM dimming signal is received, the current value of the LED lamp board is adjusted according to the PWM dimming signal to perform PWM dimming; when the thyristor dimming signal is received, the current value of the LED lamp board is adjusted according to the thyristor dimming signal to perform thyristor dimming, thereby realizing a drive control that is compatible with PWM dimming and thyristor dimming at the same time, integrating multiple modes of dimming, effectively simplifying the circuit structure, and greatly reducing the drive cost and circuit size of the LED dimming circuit.

The utility model discloses a kind of screw rod pulley secondary telescopic arms for massage chair magnetic therapy head, including assembly frame, sliding frame and sliding frame drive assembly, and the sliding frame is provided with physiotherapy head, and the assembly frame is equipped with first rack, and the sliding frame is provided with transmission wheel and driven wheel, and the driven wheel is spaced apart with two groups along front-back direction, the transmission wheel rotation is arranged on sliding frame and is engaged with first rack, the driven wheel rotation is arranged on sliding frame and is linked with transmission wheel cooperation, and two groups driven wheel are equipped with synchronous belt, the sliding frame is slidably provided with telescopic arm, the physiotherapy head is located on telescopic arm, the telescopic arm is guided and slides on sliding frame and is clamped on synchronous belt, sliding frame is driven to slide forward and backward by screw rod, realize primary telescopic, simultaneously when sliding frame slides, further telescopic can be driven by the cooperation of gear and first rack to physiotherapy head, realize secondary telescopic, and only one power source is needed.

The utility model discloses a detergent base powder screening machine which comprises a machine box, a material injection hopper is installed at the top end of the machine box in a penetrating mode, a driving mechanism is installed in the middle of the front end of the machine box, the output end of the driving mechanism is located in the machine box and is in transmission connection with a second rotating rod, and an installation hollow column is installed in the middle of the inner bottom end of the machine box. A first rotating rod is rotationally mounted in the mounting hollow column, a second conical tooth is mounted at the bottom of the first rotating rod, and the other end of the second rotating rod is connected with a first conical tooth in meshing transmission connection with the second conical tooth; the material injection device has the advantages that the material injection port is rotationally sealed through the integrated transmission rotating lifting structure, the material injection efficiency is controlled, meanwhile, screening is conducted through the rotating scraping elastic vibration structure, the driving cost is reduced, the operation convenience is improved, the overall using effect of the device is improved, and the material injection device is suitable for large-scale popularization and application. And the rotary scraping and cleaning structure also improves the convenience of cleaning, and reduces the influence on subsequent use.

The invention discloses a star-shaped truss heliostat supporting structure and a heliostat. The truss is arranged on the diagonal line and the symmetry axis of the mirror surface, the driven hub structure is connected with the truss shaped like the Chinese character'mi 'through the connecting rod, the length of an overhanging cantilever of the truss is shortened, the overall rigidity of the truss is improved, the overall stress of the truss structure can be more uniform, and therefore the wind-induced vibration response is reduced; and the normal working wind speed and the condensation precision of the heliostat are improved. Moreover, a pitching rotation supporting structure is additionally arranged between the truss and the stand column, so that a driving force arm can be remarkably increased, the motor load can be reduced, the height of the stand column can be effectively reduced, the material consumption of the stand column is reduced, the construction cost is further reduced, and the heliostat is particularly suitable for medium-large heliostats.

This utility model relates to the field of CNC machine tool technology and discloses a convenient tool-changing drilling and milling device, including a frame, a tool magazine, a tool chuck, and a drive unit. The frame includes a worktable for supporting and positioning workpieces. The tool magazine is located above the tool chuck and has at least three mounting positions spaced apart. These mounting positions are for mounting any tool such as a drill bit, milling cutter, or tap. The tool chuck is used to hold or release the tool. The drive unit is located on one side of the worktable and includes a horizontal drive mechanism, a rotary drive mechanism, and a lifting drive mechanism. The horizontal drive mechanism is connected to the tool magazine and the tool chuck and is used to drive the tool magazine and the tool chuck to move along the length and / or width of the worktable. The rotary drive mechanism and the lifting drive mechanism are both connected to the tool chuck and are used to drive the tool chuck to rotate and move vertically, respectively. This utility model solves the problem of convenient tool changing.

The invention discloses a construction method, a control method and a system for a hierarchical control model of a plug-in hybrid power truck, and the construction method comprises the steps: constructing an energy control model of a plug-in hybrid power vehicle based on an improved DDPG; determining a state set S and an action set action based on an improved DDPG plug-in hybrid electric vehicle energy control model, and a reward function J and a constraint function based on adaptive change of truck driving data; step 2, collecting a standard working condition and a gradient, taking the standard working condition and the gradient as a sample set, inputting the sample set into the energy control model of the plug-in hybrid electric vehicle based on the improved DDPG constructed in the step 1 for training, and obtaining a trained energy control model of the plug-in hybrid electric vehicle based on the improved DDPG; coordination processing is carried out on a surveying and mapping map of a mining platform, a mixed integer nonlinear programming model Ttotal is established, a driving path of a main queue and a driving path of a single vehicle are obtained through solving, and the transportation planning requirement can be met. Therefore, the problems of mining area intersection congestion, electric shovel transportation waiting, low information island decision-making efficiency and the like are effectively solved.

The invention discloses length-adjustable pipe cutting equipment for graphite pipe production, and relates to the technical field of graphite pipe cutting, the length-adjustable pipe cutting equipment comprises a machine body, the top of the machine body is fixedly connected with a lifting cutting table, a guide seat, a supporting seat and a fixing seat, the lifting cutting table is internally and slidably connected with a cutter, and the length-adjustable pipe cutting equipment further comprises a linkage conveying mechanism and an adjusting pushing mechanism; the adjusting and pushing mechanism is driven by the linkage conveying mechanism, through the arrangement of the linkage conveying mechanism and the adjusting and pushing mechanism, it can be ensured that the pipe fittings are stably conveyed and positioned in the cutting process, and therefore accurate fixed-length cutting is achieved. By means of the design, errors caused by manual operation are reduced, cutting accuracy is improved, the position and the speed of the cutter can be more accurately controlled in a mechanical linkage mode, errors in the cutting process are reduced, cutting quality is improved, meanwhile, an additional driving source does not need to be installed, additional electric drive is not needed, and cost is reduced. And the driving cost of the pipe fitting is saved.

The application discloses a swing type card sorting machine card turning mechanism and a card sorting machine thereof, which comprises an accepting card plate capable of turning back and forth between an accepting position and a temporary storage position, two interval arranged stand columns and two swing arms, the upper end of the swing arm is rotatably arranged in the upper end of the corresponding stand column, and the two ends of the accepting card plate are fixedly connected to the lower end of the swing arm, so that the accepting card plate fixed to the lower end of the swing arm is driven to turn over by the rotation of the upper end of the swing arm. The application designs the swing type card sorting machine card turning mechanism, so that the face-up playing cards on the accepting card plate are simultaneously driven to turn over, the card turning structure is simple, the contact with the playing cards is less during the card turning process, and the abrasion of the playing cards is greatly reduced.

The invention discloses a multi-branch-belt flexible FPC bearing platform and a branch belt suspension bearing and shaping mechanism thereof. The multi-branch-belt flexible FPC bearing platform comprises a base, a supporting seat, a pressing mechanism and a bearing and shaping mechanism, wherein a first branch belt and a second branch belt are connected to the side part of an FPC belt body; the base and the supporting seat are of a strip-shaped plate body structure and are mutually overlapped in the vertical direction to form an integral seat body. At least two air grooves are formed in the base and are communicated with each other; the at least two groups of pressing mechanisms are arranged on the side part of the seat body at intervals; the bearing shaping mechanism is arranged on the side portion of the seat body and linearly moves in the side edge direction of the seat body. The built-in strip-shaped air grooves which are communicated with one another are adopted as an overall air supply structure, the consistency of suction force of the multiple suction nozzles is guaranteed, the surface flatness difference of an FPC belt body caused by local suction force difference is effectively reduced, meanwhile, synchronous bearing and surface shaping of a suspended branch belt are achieved, the surface flatness of the suspended branch belt is effectively guaranteed, and the position precision is improved.

The utility model discloses a dry quenching raw material loading device which comprises a bottom walking rail, a walking frame is arranged on the bottom walking rail, and the walking frame is connected with a driving mechanism; a distributing device is arranged on the walking frame, a discharging hopper is arranged above the distributing device, and the distributing device is connected with a pull rod; the pull rod is connected with a sealing cover, and walking wheels are arranged on the sealing cover. A dust removal pipeline is arranged on the right side of the walking frame and fixedly connected with the bottom walking rail through a support. An upper walking rail is arranged above the walking frame, a feeding hopper is arranged on the upper walking rail, and a power mechanism is arranged on the feeding hopper; a sealing ring is arranged on the lower edge of the feeding hopper, and the feeding hopper is connected with a hydraulic rod. An electric telescopic rod is arranged on the edge of the feeding hopper and connected with a telescopic wheel. The controlled ends of the driving mechanism, the distributing device, the power mechanism, the hydraulic rod and the electric telescopic rod are all connected with a PLC. According to the utility model, the working intensity of driving is reduced, the acting force on the track is reduced, and the service life is prolonged.

The invention discloses a method and system for carrying out lightening driving on an LED array based on an AM chip, and the method comprises the steps: enabling an R channel, a G channel and a B channel of the LED array to share a light control channel of the AM chip, carrying out the light control data transmission, controlling the display output of the LED array, achieving the same effect as a passive drive LED, greatly reducing the required number of AM chips, and reducing the cost. According to the LED lamp, the area of an AM chip is effectively reduced, wiring is simple, the lamination design of the PCB lamp panel of the LED lamp is simplified, neat and ordered arrangement of devices can be achieved even in the design of products with smaller intervals, and the driving and design cost of the LED lamp is reduced; and the AM chip driving architecture can also reduce the driving current and the driving voltage, reduce the wiring loss and realize the reduction of the power consumption of the whole system, so that the occurrence of heating of the lamp panel and the AM chip is reduced, and the display brightness of the LED array is further improved.

The invention provides a display panel and a display device.The display panel comprises a substrate, a pixel array located on one side of the substrate and an optical element layer arranged on the light emitting side of the pixel array, and the pixel array comprises a plurality of pixel units; the optical element layer comprises a plurality of optical units which are periodically arranged along a first direction; the orthographic projection of each optical unit on the pixel array covers at least one pixel unit. In the first direction, each optical unit has a first optical period P; the width of the effective light-emitting area of the pixel unit is L, and L is smaller than P. By limiting the pixel units in the coverage area of the optical units, the number of the pixel units between the adjacent optical units is reduced, and the arrangement density of pixels can be remarkably reduced while stereoscopic vision imaging is ensured, so that the driving cost and the system power consumption are reduced, and the effective light utilization rate of the system is improved; therefore, the display performance and the system economy are both considered.

The application discloses a kind of cargo bucket and vending machine, it is related to vending equipment field;Vending machine includes cabinet and the goods shelf and cargo bucket being set in cabinet;Cargo bucket includes frame, kick goods component and goods inlet door;Frame includes the containing cavity with goods inlet;Kick goods component is movably connected with frame, including the kick goods roller that can move to extend or retract containing cavity relative to frame;Goods inlet door is movably connected with frame, can slide to open or close goods inlet relative to frame;When goods inlet door closes goods inlet, kick goods roller is retracted containing cavity, when goods inlet door opens goods inlet, at least part of kick goods roller extends containing cavity by passing through goods inlet.This embodiment of the application since kick goods roller can extend containing cavity and then approach goods shelf, can better drive the goods output by goods shelf to enter containing cavity, reduce the risk of goods falling, improve vending efficiency;And kick goods roller can retract containing cavity, avoid kick goods roller and other structures collision when cargo bucket moves, guarantee the safety of kick goods roller.

The invention relates to the technical field of pipeline repairing, in particular to a sewer pipeline repairing device and method.The sewer pipeline repairing device comprises a positioning frame, the positioning frame is arranged in a cuboid shape, a plurality of rotating wheels are rotationally arranged on the positioning frame, and the rotating wheels are used for abutting against the inner wall of a sewer pipeline; the positioning frame is further provided with a motor used for driving the rotating wheel to rotate. A mounting block is further arranged on the positioning frame, a circular blade is rotationally arranged at one end of the mounting block, a double-head motor is arranged in the mounting block, a disc body used for storing water is further rotationally arranged on the mounting block, and a plurality of water spraying guns used for spraying water are arranged on the disc body at equal intervals; a motor shaft at one end of the double-end motor is connected with the circular blade, a motor shaft at the other end of the double-end motor is used for driving the disc body, a speed reducer is arranged between the double-end motor and the disc body, the speed reducer is connected with the double-end motor, and an output shaft of the speed reducer is connected with the disc body. And spraying can be performed after impurities are removed.