430 results about "Skylight" patented technology

The invention relates to the field of application of electrochromic glass, in particular to an environment response type self-powered electrochromic glass intelligent collaborative transparent enclosure structure which comprises an enclosure structure body, and the enclosure structure body is of a sandwich type structure with a hollow interlayer. A self-powered module, an electrochromic glass unit, an environment sensing module and an intelligent regulation and control module are arranged on the enclosure structure main body; in addition, the invention further discloses a dynamic regulation and control method which comprises the steps of collecting data in real time, calculating an energy state and a dynamic regulation and control strategy and the like. The high-efficiency laminated photovoltaic glass and the energy storage unit are integrated, a dynamic regulation and control algorithm is combined, environment response type self power supply is achieved, the light transmittance is adjusted in real time to meet the illumination requirement, the operation cost and the energy consumption are remarkably reduced, modular design is combined with the flexible circuit interconnection technology, and the flexible circuit interconnection technology is optimized. The whole system gets rid of the limitation of complex wiring when being applied to building external windows, curtain walls or daylighting roofs, the installation process is greatly simplified, and the convenience of later maintenance is improved.

The invention relates to an automobile windshield shelter removing method and system and an automobile, and belongs to the technical field of automobile active safety. The method comprises the steps that the surface of the windshield is monitored through a vehicle-mounted camera; when a shielding object is identified, calculating a view shielding coefficient based on the area, the position, the light transmittance and the type of the shielding object, and determining an initial influence level according to the view shielding coefficient; corresponding cleaning strategies are executed according to the influence levels, windscreen wiper cleaning is started at the low level, pneumatic suction generated by vehicle intersection is used for cleaning at the middle level, and negative-pressure airflow cleaning is induced through dynamic opening of a skylight at the high level; if the shielding is not removed, the influence level is increased step by step, and circulation execution is carried out until the shielding is removed or automatic parking is triggered. According to the method, grading, closed-loop and non-contact intelligent removal of different types of sheltering objects is achieved, and invalid or even harmful operation of a traditional windscreen wiper in a dry sheltering scene is effectively avoided.

The invention provides an active noise reduction method capable of restraining divergence and a microphone vibration reduction device, belongs to the technical field of automobile active noise reduction, and detects the sealing condition of a cab through automobile door sensors, automobile window sensors and skylight sensors. If the microphone is closed, noise signals are collected by using errors on the microphone vibration damping device and a reference microphone, and secondary noise signals are generated by an active noise reduction filter and are played by a loudspeaker; if yes, the engine rotating speed in the vehicle CAN signal is read, and a reference noise signal is generated and played. A cab sealing state and an active noise reduction system operation state are displayed on an instrument panel, and the operation state is determined according to noise signal acquisition and noise reduction signal playing conditions. The noise reduction mode can be automatically switched according to the cab sealing state, the noise in the vehicle is effectively reduced when the cab is sealed, the reference noise is reasonably played when the cab is opened, and the influence on the robustness of a system filter is reduced. Related information is displayed on the instrument panel, so that a user can visually know the cab state and the system operation condition.

The invention provides automobile skylight roller shutter cloth with a six-functional-layer composite structure, and relates to the technical field of automobile textiles. The automobile skylight roller shutter cloth with the six-functional-layer composite structure sequentially comprises a rare earth / graphene radiation cooling fabric layer, a first PUR dispensing layer, a silver reflective coating, a black TPU base film layer, a second PUR dispensing layer and an interior fabric layer from top to bottom. The woven fabric with the radiation cooling function and the composite fabric with the six functional layers of the woven fabric have the capability of reversely dissipating sunlight heat penetrating through skylight glass on the top of an automobile to the atmosphere outside the automobile and even the outer space through the skylight glass through absorption reflection and infrared radiation. The functions of cooling, heat insulation, shading, beautification and decoration of the six-layer composite skylight roller shutter fabric for the vehicle are achieved through the effects of absorption, reflection and anti-radiation of infrared rays.

A self-adaptive dynamic sunshade PV skylight is provided with a window body assembly of a hollow cavity structure, the window body assembly is composed of an outer side glass slide and an inner side glass slide, and a thermochromic layer is arranged on the inner surface of the outer side glass slide and used for automatically reducing the light transmittance when the environment temperature rises so as to achieve passive sunshade. An electrically controllable optical layer is arranged on the outer surface or the inner surface of the inner side glass slide and is used for realizing active and partitioned optical performance adjustment under the driving of the controller and acquiring environmental parameters such as external illumination intensity, incident angle, indoor temperature and humidity and cavity condensation risk in real time. The strip-shaped micro photovoltaic array is arranged on the edge of the window frame, the segmented bypass wiring and the weak light MPPT technology are combined, solar energy can still be efficiently collected even in the local shielding or cloudy day low-illumination environment, and it is ensured that the system stably runs for a long time under the condition that no external power source is connected in cooperation with the super-capacitor energy storage unit.

The invention provides an automobile skylight full-shading roller shutter composite fabric with a nine-functional-layer structure, and relates to the technical field of automobile textiles. The nine-functional-layer structure sequentially comprises a graphene far infrared emission yarn layer, a connection yarn layer, a rare earth far infrared absorption heating yarn layer, a first PUR connection point layer, a first aluminized heat reflection layer, a film layer, a second aluminized heat reflection layer, a second PUR connection point layer and an interior fabric layer from top to bottom. The woven fabric with the radiation cooling function and the composite fabric of the nine functional layers of the woven fabric have the capability of reversely emitting sunlight heat penetrating through skylight glass on the top of an automobile to the atmosphere outside the automobile and even the outer space through the skylight glass through absorption reflection and infrared radiation; and the aluminum-plated layer on the lower layer of the film can reduce the cold loss of a passenger compartment. The functions of cooling, heat insulation, cold insulation, shading, beautification and decoration of the nine-layer composite skylight roller shutter fabric for the vehicle are achieved through the effects of absorption, reflection and anti-radiation of infrared rays.

The invention discloses a sunshading and demisting system matched with an optical observation instrument. The sunshading and demisting system comprises two supports; the first framework, the second framework and the third framework are rotationally connected between the two brackets, are in semi-arc shapes and rotate in corresponding shaft holes of the brackets; a fourth framework, a fifth framework and a sixth framework which are the same are arranged at positions symmetrical to the first framework, the second framework and the third framework and are rotationally connected between the two brackets; the innermost first framework and the innermost fourth framework serve as active frameworks, and driving shafts are additionally arranged on the innermost first framework and the innermost fourth framework close to the root of the support and used for being in shaft connection with push rods of the stepping motors respectively; the two stepping motors are connected to the corresponding supports through shafts respectively. The two pieces of foldable sunshade cloth are respectively fixed on the frameworks on the two sides; the controller is electrically connected to the stepping motor and used for controlling the first framework and the fourth framework to rotate so as to unfold or fold the sunshade cloth; the air heater is electrically connected with the controller and used for supplying hot air into the skylight of the optical observation instrument through the air pipe.

The present application relates to a kind of thin ventilation skylight systems for factory, which is installed on the support beam arranged at the top of factory;It is characterized by including waterproof groove, rain baffle, waterproof groove compression frame, support plate, communication rod, light valve plate, buckle unit and valve plate drive module;Using a flat panel to carry out die stamping forming, it can realize modular mass production, and high production efficiency, and no pre-assembly is needed;After completing stamping forming, only bending operation is needed, the forming of product can be realized, and it can be installed directly across the waterproof groove;Buckle unit connection disassembly operation is more convenient, and installation efficiency is improved;Communication rod is connected on each support plate, and the communication rod arranged above and below is used to install rain baffle structure, and staggered arrangement of cloth baffle can guide rainwater into waterproof groove on one hand, and it is also convenient for light to pass through light valve plate for lighting;Valve plate drive module can drive light plate to open and realize ventilation.

The utility model discloses surface treatment equipment for mold production, which belongs to the technical field of mold production and comprises a sand blasting machine body, a door frame is mounted on one side of the sand blasting machine body, and an observation window and a skylight are mounted on the side face and the top of the sand blasting machine body respectively. Supporting legs are fixedly connected to the lower portion of the sand blasting machine body, a discharging hopper is installed at the bottom of the sand blasting machine body, and a motor is installed in the discharging hopper. The four clamping assemblies are distributed above the machining disc in a surrounding mode, firstly, a to-be-machined mold is placed above the machining disc, at the moment, the adjusting buttons are sequentially screwed to drive the screw rods to rotate, the arc-shaped pads are attached to the surface of the mold, clamping and limiting of the mold are formed, then the position of a spray head of a sand blasting machine is aligned with the mold, and sand blasting is conducted; and dust and residual abrasive materials can be filtered through a filter frame and sieve holes, traditional manual sand blasting on the mold is replaced, the overall working efficiency is high, and operation is convenient.

This invention provides a large-angle, ultra-large-area operable roof skylight system, belonging to the field of skylight construction technology. It includes fluorocarbon-coated welded steel pipes, conversion channel steel, a custom-made waterproof aluminum alloy support frame, an aluminum alloy fixing frame, an aluminum alloy operable sash, and insulated tempered laminated glass. The fluorocarbon-coated welded steel pipes and fluorocarbon-coated square steel serve as the main and secondary keels of the operable roof skylight system, respectively. The conversion channel steel connects to the main and secondary keels. The custom-made waterproof aluminum alloy support frame and aluminum alloy fixing frame are fixed to the conversion channel steel with screws. The aluminum alloy operable sash is fixed to the aluminum alloy fixing frame via hinges. The lower end of the electric window opener is hinged to the fluorocarbon-coated welded steel pipe via a connecting steel component, and the upper end is fixed to the skylight frame via a base. This invention enables a large-angle opening of the ultra-large-area skylight, achieving the effect of fully opening the ultra-large-area skylight before the flue gas fills the smoke storage chamber. Furthermore, the skylight maintains good water tightness and air tightness when closed.

This utility model belongs to the field of smoke exhaust skylight technology, specifically disclosing a linear smoke exhaust skylight with a heat-insulating structure. It includes a roof panel with a groove inside, a base plate fixedly connected to the groove, and a heat-insulating frame fixed to the top of the base plate. An outer frame is movably connected between the rear sides of the inner two sides of the heat-insulating frame. Slots are provided at the front and rear ends of the groove. This linear smoke exhaust skylight with a heat-insulating structure solves the problem of inconvenient skylight insulation by fixing the heat-insulating frame to the top of the base plate, placing the base plate in the groove of the roof panel, and moving levers along the slots at the four corners of the heat-insulating frame to align with the positioning holes on the outer side before screwing in bolts for fixation. The insert plate at the bottom of the lever is then inserted into the slot, and the insert plate slides along the guide rod through the inner cavity, preventing jamming. This not only blocks the gap between the base plate and the groove through the heat-insulating frame but also facilitates installation and disassembly.

The utility model discloses a burr processing tool for a skylight frame body, which is characterized by comprising an upper die and a lower die which are respectively arranged on the upper side and the lower side of the skylight frame body, and the inner sides of the upper die and the lower die are respectively provided with an upper die imitation cavity and a lower die imitation cavity which respectively correspond to the upper side face and the lower side face of the skylight frame body. When the skylight frame body is placed in the upper mold imitation cavity and the lower mold imitation cavity, burrs on the edge of an inner opening of the skylight frame body are folded downwards through mold assembly and extrusion of the upper mold and the lower mold. The extending direction of the burrs is changed through the upper die assembly tool and the lower die assembly tool, rounded corners are formed at the inner opening edge of the skylight frame body to avoid scratching passengers, follow-up burr polishing work can be conveniently carried out with the inner opening edge as the reference, the construction difficulty is lowered, and wavy edges are prevented from being formed.

This utility model discloses an installation structure for a hyperbolic aluminum panel in a skylight, belonging to the field of aluminum panel installation technology. It includes: two parallel steel pipes; suspension brackets, each positioned vertically on the steel pipes; and a support block mounted on the suspension brackets. The support block is hollow and has openings that extend horizontally through the steel pipes. The suspension brackets extend into the support block through these horizontal openings and abut against its inner wall. This utility model fixes both ends of the steel pipes to the skylight wall, allowing the aluminum panel to be sequentially fixed to the steel pipes via the connecting structure, suspension brackets, and suspension components. This allows the aluminum panel to remain stationary even in a bent state, thus achieving stable installation. Furthermore, by controlling the relative spacing of the two suspension components, it adapts to suspension brackets with different curvatures, improving the ease of installation of aluminum panels with varying curvatures in skylights and enhancing construction efficiency.

The utility model relates to a ventilating skylight, which comprises a skylight framework fixed at a ventilating opening of a color steel roof, a wind shield wrapped outside the skylight framework, and a daylighting panel laid on the skylight framework, the top of the wind shield is provided with an air opening corresponding to the daylighting panel, and two sides of the daylighting panel are respectively provided with an L-shaped spill-proof plate. The inner end of the L-shaped spill-proof plate is connected to the lower portion of a cornice of the daylighting panel and communicated with a drainage pipe located below the cornice through a penetrating hole in an inner end face plate of the L-shaped spill-proof plate, the outer end of the L-shaped spill-proof plate is turned over, vertically upwards and inwards bent, and a water blocking face which is vertically upwards and provided with the top bent inwards is formed. A plurality of transverse sliding plate assemblies arranged in the longitudinal direction are arranged at the top of the wind shield and used for blocking the upper portion of the air opening and extending to the outer side edge of the wind shield. Rainwater can be effectively prevented from entering the plant while normal ventilation is ensured, and the ventilation device is simple in structure and easy to implement.

This invention discloses a gradient drainage and waterproofing synergistic irregular-shaped roof based on biomimetic principles and its construction method, belonging to the field of civil engineering technology. The invention includes an irregularly shaped curved roof and a roof frame. A skylight is opened in the center of the irregularly shaped curved roof, and an intelligent water collection component is installed. The intelligent water collection component includes a top plate, a water inlet cylinder, a movable turntable, and multiple opening and closing blades. The water inlet cylinder has a lateral water inlet, and the top plate has a top water inlet. The movable turntable is driven by a drive mechanism, causing the opening and closing blades and side plates to open and close synchronously. The irregularly shaped curved roof has a biomimetic layer with a surface featuring microscopic papillary structures and leaf vein guiding channels. Shape memory alloy driven intelligent sealing strips and air pressure driven hollow expansion sealing strips are respectively installed at the skylight and the connection seams between the roof and the frame, and fiber optic strain sensors are embedded. This invention achieves efficient drainage and reliable waterproofing of irregularly shaped roofs through biomimetic gradient drainage and waterproofing synergy, intelligent water collection, and dynamic adaptive sealing, significantly reducing the risk of leakage.

The utility model provides a lifting mechanism for a ventilation skylight, which belongs to the technical field of plant ventilation skylights, and comprises two side frames distributed in parallel, a plurality of top plates are linearly arranged on the two side frames at equal intervals, each two adjacent top plates form a window, the opening side of the window is vertically upward, a lifting driving assembly is arranged between the two side frames, and the lifting driving assembly is connected with the lifting driving assembly. The lifting driving assembly comprises a plurality of lifting supports, the lifting supports move up and down in the openings of the corresponding side frames, the upper end of each lifting support is provided with a window sash, and the window sashes cover the window formed by the corresponding top plates. The mode that the window sash is driven to move up and down in the vertical direction is achieved, the waterproof effect is improved through the structure of the window sash, the requirement for the sealing performance of the gap of the window sash is lowered, the installation difficulty and the later maintenance cost are effectively lowered, and certain practical value is achieved.

The invention relates to the technical field of building skylight design, and particularly discloses a multi-target optimization design method and system for a zigzag skylight based on a genetic algorithm, and the method comprises the steps: building a parameterized skylight model according to the morphological parameter variables of the skylight; combining the parameterized skylight model with the wall surface and the ground at the lower part of the zigzag skylight to form a parameterized overall model, and endowing the parameterized overall model with material parameters; establishing a multi-objective optimization function by taking maximum utilization of natural lighting and reduction of solar radiation amount as objectives; optimizing the skylight morphological parameter variable by adopting a genetic algorithm, automatically changing the skylight morphological parameter variable in the optimizing process, and performing performance simulation on the parameterized overall model before and after parameter change by taking the meteorological data file of the target area as a boundary condition to find out the skylight morphological parameter which most meets the multi-target optimization function. According to the invention, the multi-objective optimization that the building skylight utilizes natural lighting to the maximum extent and reduces the solar radiation amount can be efficiently realized.

The utility model relates to a staircase for an environmental air quality monitoring station house, which belongs to the technical field of auxiliary facilities of environmental monitoring equipment and comprises a monitoring station house, a skylight opening is arranged at the top of the monitoring station house, and a mounting shaft is fixedly mounted on the inner side wall of the monitoring station house and positioned below the skylight opening. And two stair side plates are rotationally mounted on the surface of the mounting shaft. According to the staircase for the environmental air quality monitoring station house, the skylight opening is formed in the top of the monitoring station house, the staircase side plates are installed on the mounting shaft located below the skylight opening, and the staircase foot bars are arranged between the staircase side plates, so that a user can climb up the monitoring station house conveniently; the hydraulic supporting legs can rotate to the direction facing the inner bottom wall of the monitoring station house all the time through the anti-skid bottom plate at the bottom end, the hydraulic supporting legs stretch out to be supported to the inner bottom wall of the monitoring station house, and building of the stair side plate is facilitated.

The utility model relates to the technical field of maintenance and repair of ordinary-speed railway bridge equipment, in particular to a railway steel structure bridge sleeper quick replacement device which comprises a bridge sleeper replacement main body device, a main bridge sleeper storage and transportation device and an auxiliary bridge sleeper storage and transportation device. The bridge sleeper replacement main body device achieves mechanical actions such as grabbing, lifting and rotating of bridge sleepers through a bridge sleeper clamping jaw mechanism, a bridge sleeper lifting power mechanism, a swing mechanism annular guide rail and a swing mechanism flange plate, and the auxiliary bridge sleeper storage and transportation device is a new and old (invalid) bridge sleeper transferring device. And the main bridge sleeper storage and transportation device is a device for storing and transporting new and old bridge sleepers of the construction skylight. The device has the advantages that the device is simple in structure, light in weight, convenient to assemble and disassemble, safe and easy to control in construction and high in operation efficiency, the labor intensity of operators is greatly reduced, a plurality of bridge sleepers in a construction skylight can be quickly replaced, and the device is suitable for maintenance and replacement operation of bridge sleepers of various steel structure bridges.

This invention provides a control method and a building with a thermal storage skylight. The control method acquires the indoor and outdoor temperatures of the main building and the temperature of the thermal storage chamber, and determines the operating mode of the building based on these temperatures. Then, it acquires a corrected seasonal factor for the building and calculates the skylight opening for each operating mode. Finally, it calculates the activation level of each operating mode based on the corrected seasonal factor, indoor temperature, outdoor temperature, and thermal storage chamber temperature. The control method then controls the thermal storage skylight to operate at the skylight opening corresponding to the mode with the highest activation level. This control method can adapt to different seasons and varying indoor and outdoor temperature conditions, fully utilizing the thermal storage, ventilation, and insulation performance of the skylight.

The utility model relates to a large-area suspended ceiling structure which comprises a structural purline and a corrugated steel bottom plate fixedly connected to the bottom of the structural purline, and further comprises a hot galvanizing rectangular pipe arranged at the bottom of the corrugated steel bottom plate, and two steel trusses arranged at the bottom of the corrugated steel bottom plate. The two steel trusses are fixedly connected to the bottom of the corrugated steel bottom plate and located at the two ends of the hot galvanizing rectangular pipe, the two glass skylights are fixedly connected to the two ends of the top of the structural purline respectively, and the high diffuse reflection aluminum strip plate is movably connected between the two steel trusses and located below the hot galvanizing rectangular pipe. According to the ceiling structure, the stability of the ceiling structure is ensured, the risks of deformation, droop and falling off are reduced, natural light is introduced through the glass skylight, the indoor lighting effect is enhanced, the natural light and lamplight are reflected through the diffuse reflection aluminum strip plate, the ceiling structure is firm and stable through the overall design, the good lighting effect is achieved, and the ceiling structure is suitable for being popularized and used. The device is especially suitable for large-area indoor space.

The invention relates to the technical field of intelligent regulation and control, in particular to an intelligent regulation method and system for a high-waterproof metal enclosure structure, and the method comprises the following steps: calculating weather influence and comparing a threshold value, transmitting a closing signal when the weather influence exceeds the threshold value, recording state generation control information, recognizing load abnormity and adjusting power, monitoring a deviation trend, and marking an abnormity generation early warning result. The weather influence strength index is established by calculating the wind speed change rate and the rainfall change value, rapid response to extreme weather can be achieved, water seepage caused by delayed closing of the skylight is avoided, a disturbance suppression mechanism is established by combining angular position and stress data, the structural stability in the opening and closing process is guaranteed, and the service life of the skylight is prolonged. By means of comparison of multi-frame displacement and current amplification, transmission load abnormity can be accurately recognized, a driving part is made to operate more stably, trend recognition of the long-period abnormal state of the hoist mechanism can be achieved through quantitative statistics and residual value mapping of the angle deviation trend, and risk early warning is carried out in advance when the deviation rate continuously exceeds the limit.

The utility model provides a skylight roller shutter stopping base, which relates to the technical field of skylight roller shutter stopping blocks and comprises a bottom plate and a guide arc plate connected to the middle of one side of the top end of the bottom plate and used for limiting and restraining a PU (polyurethane) strip at the edge of a skylight roller shutter. The connecting vertical plate is connected to the other side of the top end of the bottom plate; the rail connecting clamping block is connected to the top end of the side, away from the bottom plate, of the connecting vertical plate; the auxiliary fixing assemblies are symmetrically inserted into the rail connecting clamping block and used for enhancing the friction force between the auxiliary fixing assemblies and the top wall of the rail; the connecting and stopping assembly is connected to one end of the bottom plate and used for being matched with a roller shutter flexible shaft sliding block to achieve auxiliary stopping, the auxiliary fixing assembly makes contact with the top wall of the guide rail, friction force is increased, the stopping effect is guaranteed, the moving path of the roller shutter is limited through a guide arc plate, the edge of the roller shutter is limited, and therefore the edge of the roller shutter is not prone to warping during movement; the connection stopping assembly is arranged to limit movement of the roller shutter flexible shaft sliding block, and the stopping effect of the roller shutter flexible shaft sliding block is guaranteed.

The invention relates to the related technical field of automobile skylight frame machining, in particular to punching equipment for automobile skylight frame machining, which comprises a workbench, a punching assembly and symmetrically arranged positioning and feeding assemblies, the punching assembly comprises an upper die holder, a lower die holder, a concave plate and a punch, and the concave plate is provided with a small taper of 3-10 degrees around a punching cutting edge; the positioning and feeding assembly comprises an installation bottom plate, a liftable pressing plate, a lead screw and a rolling wheel, the lead screw is matched with a pre-tightening ball nut through trapezoidal threads, and the rolling wheel is rotationally installed below the pressing plate through a bearing. According to the equipment, burrs on a workpiece are synchronously removed through a taper structure, the pressing plate is matched with the workpiece with the thickness of 2-5 mm in a lifting mode, limiting and smooth feeding are achieved through the rolling wheels, the subsequent deburring procedure is not needed, operation is convenient and fast, and the production efficiency and the product percent of pass are improved.

The invention discloses a non-woven fabric production disinfection device which comprises a disinfection box, a turning cover is movably mounted above the disinfection box through a hinge, a skylight is formed in the surface of the turning cover, a cover plate is movably connected to the interior of the skylight, an ultraviolet disinfection lamp is mounted on the inner wall of the cover plate, a base is fixedly arranged in the disinfection box, and an ultraviolet disinfection lamp is mounted on the inner wall of the base. A disinfectant tank is mounted above the base, and a compression roller is arranged in the disinfectant tank; according to the non-woven fabric disinfection device, the disinfection liquid tank is arranged in the disinfection box, non-woven fabric passes through the compression roller in the disinfection liquid tank, and an inverted trapezoid is formed between the compression roller and the first winding roller, so that the non-woven fabric can be immersed in the disinfection liquid tank, the non-woven fabric can be in full contact with disinfection liquid, and disinfection is more thorough; the soaked non-woven fabric can be lifted up from the disinfectant pool and then put down to be soaked again, and the non-woven fabric can be in full contact with the disinfectant after being soaked repeatedly for multiple times.

The invention provides a dynamic position estimation and compensation method when a brush driving skylight Hall signal is lost, and the method comprises the steps: carrying out the adaptive filtering jitter removal and edge marking of a dual-path Hall signal group of a brush motor, and obtaining a dual-path square signal group; performing motion direction identification and rotating speed analysis on the brush motor according to the edge time difference of the double-path square wave signal group to obtain motor rotating speed information; performing edge prediction on the two-way square wave signal group based on the motor rotating speed information to obtain an analysis edge sequence group, and generating an edge window sequence group based on the analysis edge sequence group; carrying out lost signal detection and lost signal positioning on the real-time Hall signal group obtained in real time according to the edge window sequence group to obtain a lost position set; and acquiring real-time position information of the skylight, and performing dynamic position compensation on the real-time position information according to the rotating speed information of the motor and the lost position set to obtain compensation position information.

The invention provides a commercial vehicle top cover assembly and a vehicle with the commercial vehicle top cover assembly, and the commercial vehicle top cover assembly comprises a top cover body which is provided with a skylight opening; the skylight decoration cover is connected with the top cover body, the skylight decoration cover is arranged on the side, facing the interior of a cab, of the top cover body, at least part of the skylight decoration cover extends in the circumferential direction of the skylight opening, and a containing space is defined between the skylight decoration cover and the top cover body; reinforcing rib assemblies are arranged on the surface of the side, facing the containing space, of the skylight decoration cover in a protruding mode, and a flow guide channel is formed between at least part of the reinforcing rib assemblies and used for guiding accumulated water in the containing space. The problem of how to reduce the thickness of the skylight decoration cover while ensuring the strength of the skylight decoration cover in the prior art is solved.

This utility model relates to an integrated protective operating platform for the edge opening of a skylight, comprising a lifting platform, an outer protective frame, and an inner protective frame. The lifting platform includes a platform plate and triangular bracing frames, with the triangular bracing frames fixed to the lower surface of the platform plate. The lower end of each triangular bracing frame is fixed with a support leg for supporting the inner opening. The outer protective frame is installed on the side of the triangular bracing frames closest to the outer opening to protect it. The inner protective frame is located on the side of the triangular bracing frames closest to the inner opening and includes a guardrail and a protective frame. The guardrail is fixedly connected between two adjacent triangular bracing frames. The protective frame is located on the triangular bracing frames on the left and right sides of the lifting platform to protect the inner opening. The outer and inner protective frames can move with the lifting platform as a whole, reducing the repeated erection and relocation of the protective structure, effectively reducing labor costs and construction interference, and improving overall construction efficiency and safety.

This invention discloses a harmless treatment device for livestock and poultry breeding waste, belonging to the field of anaerobic treatment technology. To address the problem of biogas suffocation during biogas digester use, leading to a significant reduction in effective gas production and affecting digester safety, as well as poor gas-liquid separation during gas collection and severe liquid contamination in biogas, resulting in low pure gas capture rates, the invention includes a biogas digester body and an inlet connected to one side of the digester body. A skylight cover is fixed to the upper center of the digester body, and ventilation ports are provided on both sides of the bottom surface of the skylight cover. This invention enables the collection and circulation of biogas from within the liquid. Combined with the ventilation ports and guide pipes, it collects and circulates the naturally rising biogas within the digester body, improving biogas collection efficiency while preventing scum and foam from covering the gas-liquid interface, thus avoiding suffocation of biogas and affecting biogas collection efficiency and pressure safety within the digester body.

The utility model discloses a light window adjusting device for mobile cabin relates to light window adjusting device technical field, include: mobile cabin roof board, water removal board and second drive unit second drive unit is used for driving water removal board. This light window adjusting device for mobile cabin sets up the light shield of being able to slide on the light glass and water removal board, and first drive unit and second drive unit can drive light shield and water removal board, and light shield is convenient for adjusting the light shielding degree, when the rainwater is left on the light glass, and the scraper of water removal board bottom can clear up rainwater in time, and effectively prevent its on the light glass form water mark influence the light transmittance of light glass.