39results about How to "Improve operational accuracy" patented technology

The application provides a kind of tower type solar thermal power station mirror field optical efficiency calculation method, belongs to tower type solar power field, solve mirror field optical efficiency large amount of calculation and low precision problem.Its technical scheme is: including the following steps: S1: obtaining mirror field parameters and solar position;S2: determine the atmospheric transmission efficiency and cosine efficiency of each heliostat;S3: calculate the shadow blocking efficiency of each heliostat;S4: calculate the truncation efficiency and optical efficiency of each heliostat.The beneficial effects of the application are: a kind of tower type solar thermal power station mirror field optical efficiency calculation method is designed, the method is gridded to the current heliostat, and the grid point and its adjacent heliostat vertex are projected to the mirror field horizontal plane along the incident light direction or the reflected light direction to calculate the shadow blocking efficiency, the heliostat that may be blocked is selected within a reasonable range, which greatly reduces the calculation amount of heliostat shadow blocking rate, and the operation accuracy is high, the method can ensure the calculation accuracy while improving the calculation speed of tower type solar power station mirror field optical efficiency simulation.

The utility model relates to the field of controller silica gel button, disclose silica gel button edge anti -warp reinforcing edge structure, including silica gel base plate, the top fixedly connected with silica gel button of silica gel base plate, the outside fixedly connected with anti -warp reinforcing mechanism of silica gel base plate, the outside fixedly connected with antiskid protection mechanism of silica gel button, the anti -warp reinforcing mechanism includes reinforcing tensile edge, the outside fixedly connected in the outside of silica gel base plate of reinforcing tensile edge, the outside of reinforcing tensile edge is equipped with metal protective cover edge. In the utility model, through fixing reinforcing tensile edge outside silica gel base plate, then the metal protective cover edge is connected with the inside of shell simultaneously, and the precise positioning and locking are realized by using anti -shift joint convex point, positioning recess, extension locking boss and fitting groove, form stable connection, in this way can effectively enhance silica gel base plate edge tensile strength, resist external collision scratch, restrain edge warping deformation.

This utility model provides a steel hoisting device for construction engineering, relating to the field of steel hoisting equipment for construction engineering. It includes a mobile base, with a support assembly, a lifting assembly, and a rotating assembly mounted on the top of the mobile base. The support assembly and lifting assembly are used for hoisting steel, and the rotating assembly is used for adjusting direction. The support assembly is fixed to the top of the rotating assembly, and the lifting assembly is mounted on the surface of the support assembly. This utility model, through the cooperation of support columns, support plates, fixed gears, rotating gears, and a servo motor, enables the support assembly and lifting assembly to precisely adjust their direction, facilitating hoisting operations on steel at different locations and enhancing the operational precision of the equipment. The mobile base is equipped with a support seat, casters, and a handle. The casters are mounted on the bottom of the support seat, and the handle is fixed to the top of the support seat, allowing operators to easily move the equipment and flexibly adjust its position on the construction site.

The utility model provides a synchronous telescopic tire changer, which is characterized in that a driving part can drive a rack to reciprocate, a transmission shaft is rotatably arranged on a box body, and the rack is meshed with a first gear fixed at one end of the transmission shaft; a second gear and a third gear are further coaxially arranged on the transmission shaft, meshing teeth are arranged on the tire pressing shaft and the tire supporting shaft, the tire pressing shaft is meshed with the second gear, and the tire supporting shaft is meshed with the third gear. According to the synchronous telescopic tire dismounting machine disclosed by the utility model, the rack is driven by the driving part to linearly move, the rack drives the transmission shaft to rotate through the first gear, and the transmission shaft drives the tire supporting shaft and the tire pressing shaft to synchronously linearly move through the second gear and the third gear, so that the problem that the tire supporting shaft and the tire pressing shaft are independently adjusted is solved, and the working efficiency is improved; and the synchronism of the positions of the tire supporting wheel and the tire pressing wheel is ensured.

The utility model provides a graded failure cable for an external defibrillator. The graded failure cable comprises a protective sleeve, a first electronic wire group and a second electronic wire group, wherein the first electronic wire group and the second electronic wire group are arranged in the protective sleeve; the protective sleeve comprises an outer protective layer, a belting layer and a nylon braid layer which are sequentially arranged from outside to inside; the first electronic wire group comprises at least two high-voltage wires, the second electronic wire group comprises at least two coaxial wires, and the high-voltage wires and the coaxial wires have the same number and are adjacently arranged at intervals; the coaxial line is sequentially coated with an inner sheath layer, a metal shielding layer and an insulating layer from inside to outside, and the high-voltage line is coated with an insulating layer; and aramid fiber lines are arranged in line gaps formed among the first electronic line group, the protective sleeve and the second electronic line group. Through layered protection, independent wire group layout and tensile material application, the problems that a traditional cable is prone to breakage and synchronization fails are solved, and the external defibrillation cable is suitable for an external defibrillation scene with high requirements for reliability and safety.

The utility model belongs to foot switch technical field especially is a kind of lifting drive device of foot switch, including bottom plate, the cavity groove of bottom plate is equipped with foot control module, foot control module includes the limiting frame of embedding in cavity groove, the telescopic plate of adaptation on limiting frame. The utility model is installed foot control module, lifting drive module on bottom plate, two slidable round poles are provided on lifting drive module, travel sensor is installed between the mounting plate of wedge block one side and vertical board, when footboard drives telescopic plate to move down, the roller of its one side can be contacted with corresponding wedge block respectively, drive corresponding round pole to retract, then trigger corresponding travel sensor, control lifting device to lift, reach the purpose of controlling lifting device lifting by one footboard, solve the device of present stage and need two footboard control device to lift, then make the problem of cumbersome operation, error-prone.

The utility model belongs to the technical field of water supply equipment, particularly relates to a time period flow adjusting device for variable-frequency water supply equipment, and aims to solve the problems that the flow adjusting mode of the conventional water supply equipment is single, accurate and real-time regulation and control are inconvenient, the device is complicated and easy to break down, the display of the adjusting state is not visual enough and the like. A water supply channel is formed in the connecting part, water inlet and outlet pipelines are fixedly installed on the two sides of the connecting part, and the two water inlet and outlet pipelines are communicated with the water supply channel and used for facilitating connection between the connecting part and an external water supply pipeline. According to the time period flow adjusting device of the variable-frequency water supply equipment, the rotating angle of the adjusting shaft can be accurately controlled through the servo motor, the water flow can be flexibly and accurately adjusted, and the differentiated water use requirements of different time periods are met; a water through hole is formed in the adjusting valve element, basic water flow supply is guaranteed, and water supply interruption is avoided; the device is compact in structure, reasonable in design, close in component matching and good in equipment stability and reliability.

The invention provides a nuclear power plant isolation information management method, electronic equipment and a storage medium. The method comprises the following steps: initializing an isolation information source of a nuclear power plant to form a first sequence; configuring a target isolation ticket rack name, and constructing a first Hash map according to a mapping relation between the target isolation ticket rack name and the first sequence; forming a second sequence according to all isolation information which is from an isolation information source and is matched with a target isolation ticket rack name, and extracting all system names which are not repeated in the second sequence through field classification statistics to form a system name list; associating the second sequence as a child node to the first hash map; and determining a target system name from the system name list, and constructing a second hash map according to a mapping relationship between the target system name and the second sequence. According to the method and the device, the isolated ticket rack relationship can be constructed and displayed in a more efficient and more intuitive manner, so that the operation efficiency and accuracy of related businesses such as operation management and isolated management are improved.

This utility model discloses a simple, electrically adjustable engineering vehicle, comprising: a U-shaped base, an electrical control box, electrically adjustable columns, and a testing machine connecting assembly. The lower end of the U-shaped base is equipped with several casters, and the electrical control box is located at the upper end of the U-shaped base. Two electrically adjustable columns are positioned on either side of the U-shaped base, with one column positioned close to the electrical control box. The testing machine connecting assembly is mounted on the two electrically adjustable columns. By applying this utility model, a simple, electrically adjustable engineering vehicle is proposed. The electrical control box controls the raising and lowering of the electrically adjustable columns, enabling electric adjustment of the testing machine's height. This improves operator comfort and operational accuracy, allowing operators of different heights to quickly adjust the testing machine height according to their needs. Furthermore, by embedding the casters within the U-shaped base, the distance between the U-shaped base and the ground is reduced, improving the overall passability of the engineering vehicle.

The invention relates to the technical field of fruit picking, and particularly discloses an intelligent agricultural fruit picking device which comprises a handheld rod, a vibration motor is fixedly connected to the outer surface of the upper end of the handheld rod, an occlusion part is arranged at the upper end of the vibration motor, and the occlusion part can occlude and fix branches of a fruit tree. Therefore, the vibration strength can be automatically adjusted according to the thickness of the branches, damage to fruit trees is reduced on the premise that the fruits are shaken off, the thickness of the fruit tree branches is detected in real time through the measuring part, the strength of the vibration motor is automatically adjusted, it is ensured that the fruits are shaken off efficiently, and meanwhile damage to the fruit tree branches is reduced; double optimization of picking efficiency and tree protection is achieved, the picking efficiency and fruit tree protection are both considered, the design that a driving motor is matched with a threaded rod to drive a lower closing plate to move is adopted, the self-locking function is combined, the device can adapt to branches of different thicknesses, stable meshing is achieved, vibration force is effectively transmitted, and the picking efficiency is improved.

The utility model relates to the technical field of waterway dredging, and disclose a waterway regulation dredging device, including excavator main part and install control room on excavator main part, the side of control room is provided with access door, and the front side and the other side of control room all are provided with observation port, and the inside of two observation ports all is provided with transparent glass, and the top surface of control room inner wall is connected with a plurality of support components, and the lower end of a plurality of support components all is connected with rotating component, and the other end of a plurality of rotating components all is connected with polarizing lens. The waterway regulation dredging device, by setting up polarizing lens, can effectively filter water surface reflection, reduce the irritation to the driver's eyes, improve the visual clarity of the observation port, enhance the operation accuracy, and reduce the operation risk caused by the obstruction of vision.

The utility model belongs to plastic product processing technical field especially relates to a kind of polishing device for plastic shell of electronic component, including connecting disc, sleeve, rack, support block, clamping block, sliding block and rotating ring etc., sleeve both ends are fixedly connected with a connecting disc, multiple rack of annular array distribution are slidably placed between two connecting discs, one side of one connecting disc is rotatably provided with rotating ring, one side of one connecting disc is fixedly connected with multiple support blocks evenly distributed along the center, one sliding block is slidably arranged on each support block, one clamping block is fixedly connected on each sliding block. By rotating ring driving wedge block linkage sliding block and clamping block, the synchronous unlocking and locking of multiple racks are realized, without operating one by one, simplify charging process, improve operation convenience and security, simultaneously by the cooperation of movable block and clamping groove two in positioning assembly, the accurate control of rotating angle of rotating ring is realized, and operation accuracy is improved.

This utility model discloses an auxiliary planting tool for cherry seedlings, belonging to the field of cherry seedling planting technology. Its key technical features include a fixed frame with a marking mechanism inside, a spacing mechanism on the rear side of the fixed frame, and a lifting rod on the top of the fixed frame. The spacing mechanism includes an indicator cone, a through hole, several graduated grooves, a spacing rod, and a limiting frame. The through hole is located inside the limiting frame, the top of the indicator cone is fixedly connected to the top of the inner wall of the through hole, the spacing rod is movably inserted into the limiting frame, and the graduated grooves are located on the rear side of the spacing rod. This invention solves the problem that existing methods for spacing cherry seedlings require prolonged bending and measuring with a ruler to mark the planting position on the ground, which is inconvenient, consumes a lot of physical strength, affects efficiency, and provides limited assistance for cherry seedling planting.

This utility model discloses a microbial carbon fixation enhanced recycled aggregate device with stirring function, including an air inlet device, a liquid inlet device, a reaction vessel body, and a collection device. The air inlet device includes a vacuum pump and a carbon dioxide cylinder, with an inlet pipe connected to the carbon dioxide cylinder. The inlet pipe is equipped with a thickened valve, a valve handwheel, a pressure gauge, and an inlet valve. The vacuum pump is connected to the side of the reaction vessel body via a flange. Thus, the heating furnace performs a carbonization reaction by mixing microbial slurry, calcium source solution, and recycled aggregate in the reaction vessel. The recycled aggregate is placed in the reaction vessel, and the device controller controls the introduction of carbon dioxide, the spraying of the solution, and the stirring of the recycled aggregate within the reaction vessel. After carbonization, the aggregate enters the aggregate collection area. This device achieves more uniform carbonization of the recycled aggregate, improves the modification effect of microbial enhanced recycled aggregate, and is suitable for enhancing recycled aggregate with carbon-fixing bacteria.

This utility model relates to the field of protective film technology and discloses a button protective film that facilitates precise positioning. It includes an extrusion block, a positioning shell, mounting holes, a positioning label, and a protective film body. Positioning grooves are formed in the middle of both sides of the upper surface of the positioning shell. Pull strips are fixedly installed on both sides of the positioning label. Removable adhesive is fixedly installed at the lower ends of the positioning label and the two pull strips. The protective film body includes an anti-slip layer, a sweat-absorbing layer fixedly installed at the lower end of the anti-slip layer, an elastic layer fixedly installed at the lower end of the sweat-absorbing layer, a support layer fixedly installed at the lower end of the elastic layer, and an adhesive layer fixedly installed at the lower end of the support layer. This utility model enables precise positioning of the protective film body during button application, ensuring a perfect match with the top of the button, and improves the usability of the protective film body.

The application provides a robot assembly environment mapping method and system applied to SLAM technology, and relates to the technical field of robot automatic assembly. First, scene interaction data sets of a robot assembly environment are collected, including fixed component static space data and dynamic tool interaction trajectory data. Then, a scene interaction correlation network is constructed based on the scene interaction data sets, a space skeleton is built with static data, and dynamic trajectory data is mapped. Next, contact correlation between fixed components and dynamic tools is extracted from the scene interaction data sets, interaction consistency features are generated, and the scene interaction correlation network is dynamically adapted and corrected. Finally, assembly environment mapping data are generated based on the corrected scene interaction correlation network, fixed component space coordinates and dynamic tool motion path constraint information are integrated, and mapping data covering the full range of the assembly environment are obtained to provide accurate environment information for robot assembly.

The embodiment of the application provides a voice reminding system of a medicine inhaler and an inhaler thereof. The terminal is configured to record personalized voice reminding information of a user by configuring medicine reminding information, and sends the medicine reminding configuration information and the personalized voice reminding information to the inhaler. The control unit of the inhaler dynamically plays the customized voice prompt, solves the problem that the static operation guide in the prior art cannot adapt to patients with different cognitive levels, can provide clear and easy-to-understand voice guidance according to individual needs of the patient, and effectively improves operation accuracy and medicine compliance.

The utility model relates to the technical field of sewing machine accessory devices, in particular to a novel pleat shrinking tool which is used when a sewing machine sews so as to assist a worker in observing the positions of pleat lines and cloth during pleat shrinking and solve the problem that pleat shrinking lines are not centered or the production efficiency is low during pleat shrinking. Therefore, the practicability is enhanced. Comprising a sewing table and an auxiliary plate, a supporting frame clamps the sewing table through a clamping assembly, the top end of the supporting frame fixes and displaces the auxiliary plate through a position adjusting assembly and a guiding assembly, and two sets of cloth piece observation openings and a center line observation opening are formed in the top end of the auxiliary plate.

The utility model provides a kind of powder suction device, including suction tube body, vibration assembly is provided on the outer side wall of suction tube body, and vibration assembly is used to prevent the blockage of suction tube body by continuous vibration, and vibration assembly is connected on the outer side wall of suction tube body by fixing part, and suction tube body one end is provided with suction nozzle, and the utility model is equipped with vibration assembly outside suction tube, and the inner wall high-frequency vibration is made by continuous vibration, and starch powder agglomeration can be disintegrated, kinetic energy is provided for powder flow, resistance is reduced, starch accumulation in the bend and connecting portion of suction tube is reduced, blockage is avoided, cleaning is reduced, production continuity is guaranteed, and artificial cost is reduced.

The invention relates to the technical field of environmental governance project supervision and prediction, and discloses a soil acidification governance effect quantitative evaluation decision-making method and system, and the method comprises the steps: obtaining a system state variable sequence and an external disturbance intensity parameter of a governance project discrete node, by calculating a state variable transition rate and utilizing a steady-state weight factor to hedge extrinsic fluctuations, an intrinsic loss coefficient of a governance object stress-resistant buffer system is extracted, an efficiency attenuation prediction data chain is deduced to calculate a risk time margin, an intervention priority mapping relation is established, a governance resource reset direction scheduling matrix is updated, and the risk time margin of the governance object stress-resistant buffer system is calculated. According to the method, a calculation mechanism for stripping environmental noise from discrete sampling data is established, the recessive efficiency degradation trend of a governed land parcel is identified, and the problem of resource mismatching in administrative decision making is effectively solved.

The utility model discloses a kind of self-unloading pallet trucks, comprising: pallet truck frame, transverse lifting assembly and adjusting assembly, the pallet truck frame is set up hydraulic lifting control pipeline system, and the top of its front end is fixedly installed with the hydraulic control box of control hydraulic lifting control pipeline system;The main body of the transverse lifting assembly is set to fixed mounting frame plate, and the bottom end of the fixed mounting frame plate is fixedly installed with lifting hydraulic cylinder, and the telescopic end bottom of the lifting hydraulic cylinder is fixedly installed with transverse support plate, and the lower surface of the transverse support plate is rotatably installed with multiple transverse rollers;Two described adjusting assemblies are respectively arranged on the both sides of pallet truck frame.The utility model is designed by unique adjusting assembly, so that pallet truck can automatically adapt to the width of object-carrying pallet, this process does not need artificial measurement or manually adjusts pallet truck position, i.e. can accurately position pallet truck in object-carrying pallet just below, greatly improve the efficiency and accuracy of operation.

The utility model discloses autonomous operation equipment. The autonomous operation equipment comprises a machine body, a driving device and a control device, the base is arranged at the top of the machine body, and a first space is arranged below the base; the man-machine interaction module is arranged on the side, away from the machine body, of the base; the environment sensing module is arranged in the first space; and the moving mechanism is connected with the machine body and operably drives the machine body to move. The man-machine interaction module is convenient to operate, and the operation accuracy and efficiency are improved.

The utility model relates to the field of automation equipment, and discloses an automatic feeding device and an automatic feeding system of a PCB (Printed Circuit Board). The automatic feeding device comprises a fixed support; the first moving frame is mounted on the fixed bracket in a sliding manner along the first direction; the second moving frame is slidably mounted on the first moving frame in the second direction; the first clamp and the second clamp are mounted on the second moving frame and are arranged at intervals in the first direction; the first direction is perpendicular to the second direction, and the first clamp and the second clamp are used for clamping the two ends of the PCB, so that the PCB is parallel to a plane formed by the first direction and the second direction. According to the utility model, when the first clamp and the second clamp clamp the PCB, only the edge (for example, the 5 mm position of the edge) of the PCB is clamped, and the first clamp and the second clamp do not directly contact with the surface circuit area of the PCB, so that pollution, tiny deformation or other physical damage caused by adsorption or clamping are avoided, and high quality of the PCB is ensured; the feeding mode reduces waiting time, full-automatic operation is achieved, and manual intervention is not needed.

The utility model provides a round-head multi-side-hole releasing and filling needle head which comprises a needle head sleeve, a needle head body is arranged on the needle head sleeve, a round head portion is arranged at the end of the needle head body, needle head side holes are formed in the needle head body, needle head scale marks are arranged on the needle head body, and the needle head body is a round-head single-side-hole needle head with the diameter range of 0.1 mm to 0.3 mm and the diameter range of 0.3 mm. The needle head is a round-head single-side hole, the length of the round-head single-side hole ranges from 0.5 cm to 15 cm, the diameter of the round-head multi-side hole ranges from 0.1 mm to 12 mm, damage to skin tissue can be reduced through the round head, and operation risks are reduced. Original tissue is not damaged due to the design of the needle head side hole, and the completeness of the skin can be protected. Each scale on the needle head is 10mm, so that the needle insertion depth is easy to control, and the needle head can realize the release and filling of the skin at the same time, thereby meeting various requirements in plastic surgery and beauty treatment processes.

The invention relates to the technical field of robot operation, in particular to a robot teleoperation prediction method and device based on a world model.The method comprises the steps that on the basis of the obtained current position and motion state of a robot, at least one target camera associated with the current operation area of the robot is dynamically selected, acquiring real-time monitoring video data acquired by a target camera, compressing the real-time monitoring video data, uploading compressed video data flow and the current position and the motion state of the robot to a world model preset in a cloud end to reconstruct a corresponding current world state, and determining the current position and the motion state of the robot in combination with the current position and the motion state of the robot. A next-moment world state prediction result is generated and issued to the client, an operator generates an operation instruction to control execution of the robot, the steps are repeated, and prediction of the next-moment world state is updated in a rolling mode; according to the method, the perception delay influence of an operator can be reduced, and the stability and safety of robot teleoperation are improved.

The utility model relates to the field of circuit breaker, specifically provide a ground circuit breaker. The utility model discloses circuit breaker, the circuit breaker includes the main part, the both sides of main part are provided with the false touch prevention mechanism, the false touch prevention mechanism includes two mounting brackets, two mounting brackets fixedly connected in the both sides of main part, two mounting bracket outer surfaces are seted up with the sliding slot, through setting false touch prevention mechanism, its installation frame is equipped with mounting bracket in the both sides of main part, and the sliding block sliding connection with the sliding bar of sliding slot and belt is installed in the mounting bracket, and the bottom of sliding block is by spring and is abutted, and the main part is equipped with the baffle cover, and the baffle cover is connected with the sliding block through side ear and the shape is adapted operation handle movement track, and the sliding slot is perpendicular with operation handle movement direction, and the baffle cover can block false touch, and the sliding block is made to slide when operating and pushes the baffle cover, and spring makes its reset after operation, solved the operation handle of traditional circuit breaker easy to be false touch, and the problem of causing unplanned switching on and off, threatens the safety and production.

This utility model relates to the field of electrical connection device technology, and discloses a terminal block flip-top structure, including a fixing frame. A protective mechanism is fixedly connected to the outer wall of the fixing frame around its perimeter, protecting internal components. A driving mechanism is fixedly connected to the bottom of the inner wall of the fixing frame, providing convenient operation. The protective mechanism includes a protective shell, fixedly connected to the top of the outer wall of the fixing frame. Multiple fixing blocks are fixedly connected to the left and right sides of the bottom of the protective shell, and a base is fixedly connected to the bottom of the outer wall of each fixing block. In this utility model, during operation, the operator applies force to rotate the cover plate around the pivot to open the flip-top. The latches separate from the slots, allowing the cover plate to be freely disassembled for easy inspection of internal components. The protective cover is securely locked when closed, providing clear tactile feedback during operation. Maintenance does not require complete disassembly of the protective cover.

The utility model discloses the precision positioning wall thickness adjusting mechanism of injection mold relates to injection mold technical field, including base, the top of base is installed with the top plate through a plurality of support columns, the top of top plate is fixedly installed with hydraulic oil cylinder, the bottom fixed mounting of hydraulic oil cylinder has the assembly plate, the utility model discloses when using, realized through the sliding mechanism and drive the sliding of upper mould kernel, need not to change mould and can adjust the wall thickness of plastic piece, reduce cost and promote efficiency, help the identification component to realize accurate regulation observation, and the demoulding assembly convenient ejection plastic piece, and the guide rod and end cap guarantee the stable safety of sliding, and the overall improvement operation accuracy and reliability.