Patents
Literature
Patsnap Eureka AI that helps you search prior art, draft patents, and assess FTO risks, powered by patent and scientific literature data.

163results about How to "Avoid structural damage" patented technology

Roadway supporting structure and construction method

The invention provides a roadway supporting structure and a construction method. The roadway supporting structure comprises a supporting group layer, anchoring systems, a flexible supporting belt, an adjusting system, a control unit and a sensing unit, the anchoring systems are arranged on the side portion and the top of surrounding rock, the flexible supporting belt is arranged on the inner surface of the supporting group layer and located on the top of a roadway, and the sensing unit is arranged in the top of the surrounding rock. The adjusting system is connected with the flexible supporting belt and the anchoring system on the top of the surrounding rock. The sensing unit is used for collecting a surrounding rock pressure value and transmitting the surrounding rock pressure value to the control unit, and the control unit receives the pressure value and deploys the adjusting system to adjust the pre-tightening force of the anchoring system and / or the tension of the flexible supporting belt. The invention aims at solving the problem of roadway support in a high-stress complex environment and ensuring the long-term stability and safety of a roadway.
Owner:CINF ENG CO LTD

Conveying device and conveying method for fan installation

The invention discloses a conveying device and method for fan installation. The conveying device comprises a conveying base and a movably-arranged conveying ladder. The conveying ladder can be movably arranged on the adjusting frame in the horizontal direction to achieve multi-direction adjustment. According to the invention, the climbing installation assembly located on an offshore wind power installation platform or on land can be conveyed to be in butt joint with a tower drum; or the climbing installation assembly located on the tower drum is conveyed to the offshore wind power installation platform or the land; or the climbing installation assembly located on the land is conveyed to the offshore wind power installation platform; through cooperative cooperation of various driving mechanisms, all-dimensional flexible operation, self-adaptive dynamic adjustment function and other optimized combination of a plurality of structures, the device can flexibly adapt to various scenes, dynamic adjustment is achieved in the conveying process, the device can well adapt to the offshore installation environment, and the service life of the device is prolonged. And the transportation efficiency and safety of the climbing mounting assembly among different environments are remarkably improved.
Owner:KEEN OFFSHORE ENG CO LTD

Wireless router anti-interference method and device

The invention relates to the technical field of router anti-interference devices, in particular to a wireless router anti-interference method and device. According to the technical scheme, the anti-interference device comprises a base and further comprises an anti-interference cover installed on the base, the anti-interference cover comprises a signal isolation layer and a supporting piece for supporting the signal isolation layer, and the signal isolation layer is provided with a signal emission window and a folding module; and the folding module adjusts the size of the signal emission window by uniformly moving the anti-interference cover at each position. When the size of the signal emission window is adjusted through the folding module, cracks or gaps generated on the anti-interference cover due to non-uniform deformation of the anti-interference cover can be prevented, and electromagnetic interference is effectively prevented from entering the anti-interference cover. A weak area is prevented from appearing on the anti-interference cover, and the stability and transmission quality of wireless signals of the router are ensured.
Owner:SHENZHEN AISHANSI TECHNOLOGY CO LTD

Rubbing and pressing type mixing reactor based on hydraulic driving and working method

The invention relates to the technical field of reactors, in particular to a kneading-pressing type mixing reactor based on hydraulic drive and a working method, and the kneading-pressing type mixing reactor comprises a mixing cavity section module, a power source module and a microcontroller. Wherein the mixing cavity section module is provided with a flexible inner container used for containing materials, a plurality of independent flexible driving cavities are arranged outside the mixing cavity section module, and the mixing cavity section module comprises at least one annular cavity section and a base cavity section; the power source module conveys or recycles a working medium to each driving cavity through a pipeline system with an independent control valve and drives the driving cavities to expand or contract, so that local extrusion force is applied to the wall surface of the flexible liner from the outer side; the microcontroller controls all the valves to act according to a preset strategy and drives all the cavity sections to act cooperatively, so that the flexible inner container generates non-rotating modeling deformation kneading and pressing actions, three-dimensional mild mixing of materials is achieved, the safety risk of rotating components is fundamentally eliminated, and the problems that high-viscosity materials are poor in mixing uniformity and mixing heat release is difficult to remove rapidly are solved.
Owner:CENT SOUTH UNIV

PCTSP wallboard assembly type self-locking connection joint

ActiveCN224281623Uquick installationRealize three-dimensional force self-lockingWallsEarthquake resistanceArchitectural engineering
The utility model discloses a PCTSP wallboard assembly type self-locking connection node, and relates to the technical field of building industrialization, in particular to an assembly type self-locking connection node for a prefabricated concrete sandwich wallboard, which is technically characterized by comprising a first wallboard, a second wallboard and an I-shaped positioning piece, a first T-shaped groove is formed in one side of the first wall plate, a first locking groove is formed in the inner side wall of the first T-shaped groove, a second T-shaped groove is formed in one end of the second wall plate, a second locking groove is formed in the inner side wall of the second T-shaped groove, and two locking blocks are slidably mounted on each of the two sides of the I-shaped positioning part. By arranging the locking blocks, the first wall plate and the second wall plate can be positioned and self-locked, so that the connecting structure is suitable for rapid installation and structural connection between the wall plates in a modular building, three-dimensional stress self-locking and tool-free rapid installation are achieved, the connecting operation is convenient and fast, and the fabricated wall plates are accurate in construction positioning and good in anti-seismic property.
Owner:ANHUI UNIVERSITY OF ARCHITECTURE

Helicopter engine case vibration reduction method based on vibration energy flow control

The invention discloses a helicopter engine case vibration reduction method based on vibration energy flow control, and belongs to the technical field of structural dynamic response vibration reduction analysis. The invention aims to solve the problem of poor vibration reduction effect of the helicopter engine case in the existing method. The method comprises the steps of firstly constructing and correcting a finite element model of the helicopter engine case, then obtaining a vibration energy flow amplitude of each position on the case by calculating a vibration energy flow component and a vector of the vibration energy flow component of each position on a case surface, drawing a three-dimensional diagram of the vibration energy flow based on the vibration energy flow amplitude, and calculating the vibration energy flow of the helicopter engine case. Visualization of the distribution condition of the vibration energy flow in the cartridge receiver structure is achieved, the concentrated area of the vibration energy flow in the cartridge receiver can be accurately analyzed, finally the hanging point position of the engine is adjusted according to the distribution condition of the vibration energy flow so as to reduce the amplitude of the vibration energy flow in a specific area, then the vibration amplitude can be reduced, and the vibration reduction effect of the cartridge receiver can be improved. The method can be applied to vibration reduction of the helicopter engine case.
Owner:HARBIN ENG UNIV

Drum-type shot blasting machine

The utility model discloses a drum type shot blasting machine which comprises a base and a machine body in transmission connection with the top of the base, sound insulation structures are arranged on the left side and the right side of the machine body, each sound insulation structure comprises connecting blocks arranged on the left side and the right side of the base, and the connecting blocks are fixedly connected with the base. The inner sides of the connecting blocks are movably connected with sealing covers through pin shafts, the sides, away from the connecting blocks, of the sealing covers are arranged on the surface of the machine body in a sleeving mode, and the inner sides of the sealing covers make contact with each other. The sealing covers are carried by the transmission structure to swing with the pin shaft in the connecting block as the axis, when the two sealing covers are arranged on the surface of the machine body in a sleeving mode, the nanometer coiled materials and the sound insulation cotton in the sealing covers can effectively absorb noise, the reflecting film can primarily reflect the noise, and therefore the noise can be effectively absorbed. Noise is reflected and counteracted in the sealing cover, noise diffusion is reduced, and the influence of noise generated by shot blasting impact on the surrounding environment is avoided.
Owner:QINGDAO XINKE MACHINERY TECH CO LTD

Electric power steel pipe pole inner perforated structure

The utility model relates to electric power steel pipe pole technical field discloses a kind of electric power steel pipe pole inner perforation structure, including pipe, the pipe is welded in the pair of perforation of steel pipe pole body, the pipe extends along the axis direction of the pair of perforation;Two ends of the pipe are respectively aligned with the two ends of the steel pipe pole body, and the pipe is used to install hanging line screw.The material of the pipe is high-strength steel, improves the installation strength and stability of hanging line screw, because the pipe extends along the axis direction of the pair of perforation, so that the installation position of hanging line screw is more fixed.Pipe uses high-strength steel material, wall thickness is the wall thickness of steel pipe pole 1 / 2 to 2 / 3, both ensure the strength of structure, and reduce overall weight, improve the use efficiency of material.The chamfer design of pipe two ends reduces stress concentration, improves the fatigue resistance of structure.The reinforcing rib arranged in the pipe increases its bending strength, improves the stability of overall structure.
Owner:VALMONT IND CHINA

Crimping device

The utility model relates to a crimping device, which is used for crimping a light guide column to a product case, and comprises a main body; the guide mechanism is arranged on the main body, the guide mechanism comprises a moving part, and the moving part can move in a reciprocating mode in the first preset direction relative to the main body; the bearing mechanism is detachably arranged on the moving part and can move together with the moving part, and the bearing mechanism is used for bearing the product case; the driving mechanism is arranged on the main body, the driving mechanism comprises a telescopic part, and the telescopic part can move in a reciprocating mode in the second preset direction relative to the main body so as to be close to or away from the bearing mechanism; and the pressing mechanism is detachably arranged on the telescopic part and can move together with the telescopic part, so that the crimping quality and the equipment compatibility are improved.
Owner:SUNWAVE COMM

Monitor for real-time remote positioning of golf

ActiveCN224111246UIncrease the shade areaavoid overexposureCamera filtersCamera body detailsImaging qualityMechanical engineering
The utility model discloses a monitor for golf real-time remote positioning, which comprises a monitoring camera body, the surface of the monitoring camera body is sleeved with a shell, the shell can slide back and forth on the surface of the monitoring camera body, the two sides of the shell are fixedly connected with supports, and the supports are fixedly connected with the monitoring camera body. The side, away from the shell, of the support extends to the bottom of the monitoring camera body and is fixedly connected with a sleeve plate, the bottom of the monitoring camera body is movably connected with a transmission rod through a bearing, the surface of the transmission rod is fixedly connected with a rotating wheel, and the bottom of the rotating wheel is fixedly connected with a sliding rod located in the sleeve plate. And the sliding rod is in sliding connection with the sleeve plate. According to the utility model, the housing slides back and forth on the surface of the monitoring camera body, the amount of light entering the camera is directly controlled, the housing moves forward to enlarge the shading area, overexposure or identification interference caused by direct sunlight is avoided, the housing moves backward to reduce the shading range, the amount of light entering is increased, and the imaging quality in a low-light environment is improved.
Owner:WUXI HAOYING SPECIAL VEHICLE CO LTD

Low-temperature open-pore porous ceramic and preparation method thereof

The invention discloses a preparation method of low-temperature open-pore porous ceramic. The method comprises the following steps: taking one of tailings, metallurgical slag or natural clay minerals as a framework material, taking water-soluble chlorine salt powder as a pore forming agent, and taking waste glass powder as a structural stabilizer; mixing the three components according to a set proportion, carrying out compression molding, and sintering at a temperature lower than 1000 DEG C to obtain a compact ceramic body; and immersing the porous ceramic into water to dissolve out chlorine salt, and drying to obtain the open-pore porous ceramic. According to the preparation method, the solution from which the chlorine salt is dissolved out is evaporated and crystallized, so that the pore-forming agent can be recycled, and recycling is realized. The porous ceramic with a stable structure is prepared at a low temperature, the process is simple, energy is saved, consumption is reduced, the pore-forming agent can be recycled, and the method has the advantages of being environmentally friendly and low in cost.
Owner:NANJING TECH UNIV

Ancient building suspended ceiling inclined plane lamplight structure

The utility model discloses an ancient building suspended ceiling slope light structure which comprises a central pointed suspended ceiling which comprises a first inclined plate and a second inclined plate, the upper end of the first inclined plate is in butt joint with the upper end of the second inclined plate through a connecting frame, and the top of the first inclined plate tilts upwards to be provided with a first fence; the edge suspended ceiling is fixed at the edge of the central pointed suspended ceiling, and the inner side of the edge suspended ceiling extends to form a second fence which is tilted upwards; the first lamp is arranged on the surfaces of the first inclined plate, the second inclined plate and the edge suspended ceiling; the second lamp is arranged on the inner side of the first fence and the inner side of the second fence in a hidden mode. Wherein the central pointed suspended ceiling and the edge suspended ceilings are hung on a top beam in the pointed roof through first hanging rods. The special-shaped suspended ceiling can solve the problems that the structural strength of the butt joint positions of all the sections of the special-shaped suspended ceiling in an existing ancient building is insufficient, damage is obvious when the special-shaped suspended ceiling is used, internal light is insufficient, and dazzle light interference exists.
Owner:SUZHOU GOLD MANTIS EXHIBITION DESIGN ENG

A lens connecting tube, a connecting kit, an oral observation mirror and a visual ear pick

The utility model discloses a lens connecting pipe, lens connecting pipe connecting suite, oral cavity observation mirror and visual ear pick for personal care, wherein, the lens connecting pipe includes the pipe body for supporting flexible sleeve, and the pipe body is provided with a plurality of first notches and a plurality of second notches along the circumference, wherein, the first notch and the second notch are staggered in the circumference of the pipe body, the opening direction of the first notch and the opening direction of the second notch are at least partially opposite and the first notch and the second notch are not communicated, so that the pipe body can be folded to the opening direction of the first notch or to the opening direction of the second notch, realizing the folding of the pipe body in the multi-angle direction, improving the use flexibility of the lens connecting pipe. The width of the first notch and the width of the second notch are all less than the preset distance to limit the bending angle of the lens connecting pipe, thereby avoiding the structural damage caused by the over-bending of the lens connecting pipe, and ensuring the use safety of the lens connecting pipe.
Owner:SHENZHEN SULANG TECH CO LTD

Engine shock absorbing connecting bracket

ActiveCN224375324UReduce noiseEasy to install
The utility model discloses an engine shock -proof connecting support, it relates to vehicle power equipment installation damping field, and the bottom both ends of power source are provided with front connecting piece and rear connecting piece respectively, and are fixedly connected through the power source connecting piece of positioning screw and shock -proof connecting support main part front and rear both ends, the rear of power source connecting piece is provided with buffer sleeve, and the left and right sides in buffer sleeve are equipped with buffer cover, and two reinforcing cross bars are arranged on the carrier support, two reinforcing cross bars all are equipped with two locating rods, and locating rod is provided with locating hole no.
Owner:马为民

Latex pillow drying device

The utility model belongs to the technical field of latex pillow drying, and discloses a latex pillow drying device which comprises a conveying mechanism, an extrusion mechanism and a turnover mechanism. The conveying mechanism comprises two groups of wide conveying rollers and a group of narrow conveying rollers, and a drying chamber is arranged on each group of wide conveying rollers; the extrusion mechanism comprises a supporting plate, the lower surface of the supporting plate is fixedly connected with a first motor, the output end of the first motor is fixedly connected with a lead screw, the lead screw is in threaded connection with a threaded block, the lower surface of the supporting plate is fixedly connected with a fixing block, and telescopic connecting rods are installed on the fixing block and the threaded block. Through cooperation of a narrow conveying roller, a second motor, a rotating rod, an overturning frame and an open groove, overturning can be conducted after single-face drying, secondary drying is conducted with the other face facing upwards, the moisture content of the front face, the back face, the surface layer and the deep layer of a pillow is uniform, drying uniformity is improved, unbalanced stress can be counteracted, the original shape regularity of the dried pillow is improved, and the pillow drying efficiency is improved. And the structural damage caused by the shrinkage difference is avoided.
Owner:WENZHOU CHUANGKANG HOUSEHOLD PROD CO LTD

Groove pipeline split type construction device and construction method thereof

The invention provides a split type construction device for a groove pipeline and a construction method of the split type construction device for the groove pipeline, a spreading equipment vehicle and a tamping vehicle are independently moving equipment, and spreading equipment on the spreading equipment vehicle is used for spreading materials for a groove; a tamping device on the tamping vehicle tamps the materials in the groove; a clamping pipe butt joint device is arranged between the spreading equipment vehicle and the tamping vehicle, hoisting equipment is arranged at the two ends of the clamping pipe butt joint device, and the two hoisting equipment are slidably connected with sliding rails on one sides of the tops of the spreading equipment vehicle and the tamping vehicle correspondingly. The two vehicles realize macro and micro precise collaborative alignment locking based on a GPS and an infrared device; in the pipeline grabbing and butt joint stage, the system fuses laser radar three-dimensional point cloud and camera two-dimensional visual features, constructs a high-frequency three-dimensional geometric topology model through a heterogeneous bimodal space-time registration algorithm, and controls a hydraulic telescopic cylinder to act in combination with a self-adaptive rigid servo feedback closed loop. And the butt joint claw is guided to accurately anchor the old pipeline and stably push the new pipeline.
Owner:YANGTZE ECOLOGY & ENVIRONMENT CO LTD +1

Milk-containing beverage impurity filtering device

The utility model discloses a milk-containing beverage impurity filtering device, which relates to the field of milk-containing beverages, and comprises a tank body, a centrifugal barrel and a supporting assembly, the bottom of the tank body is fixedly connected with a supporting column, a movable cover is arranged above the tank body, and the center of the top of the movable cover is fixedly connected with a feeding hopper; and the upper part of the feeding hopper is rotationally connected with a rotating cover through a damping rotating shaft. According to the impurity filtering device for the milk-containing beverage, through the arrangement of the rotating assembly and the supporting assembly, in the using process that the impurity filtering device is used for conducting impurity filtering treatment on the milk-containing beverage, structural connection is tight, the situation that the structure is loosened in the impurity filtering process is avoided, and efficient operation of the impurity filtering device is guaranteed; and meanwhile, the high stability of the filtering structure in the rotating process is guaranteed, the impurity filtering device is protected to a certain degree, the situation that the structure of the impurity filtering device is damaged is avoided, and workers can conveniently use the impurity filtering device.
Owner:ZHEJIANG MIAOLODUO FOOD CO LTD

Unmanned aerial vehicle pose joint debugging system and debugging method

ActiveCN121425523Bwill not interfereAccurately identify flight debugging defectsUncrewed vehicleFlight velocity
The unmanned aerial vehicle pose joint debugging system and debugging method relate to the unmanned aerial vehicle testing technical field. In order to solve the problem of how to realize multiple flight attitudes of the unmanned aerial vehicle without causing the unmanned aerial vehicle to explode. The present application comprises an unmanned aerial vehicle loading platform, a suspension platform, a pose detection mechanism and a control mechanism, the unmanned aerial vehicle is installed on the unmanned aerial vehicle loading platform and can move; the unmanned aerial vehicle loading platform is on the upper surface of the suspension platform and can be suspended above the suspension platform; the pose detection mechanism is used for acquiring position attitude data, flight path and flight speed of the unmanned aerial vehicle; the control mechanism can acquire the data acquired by the pose detection mechanism, and can control the suspension platform to always hold the unmanned aerial vehicle loading platform floating with the flight of the unmanned aerial vehicle.
Owner:HARBIN INST OF TECH

Subsea pipeline protection method, system and apparatus based on fluid mechanics analysis

ActiveCN116502551BReduce the risk of secondary governanceGuaranteed safe operation
The application provides a submarine pipeline protection method, system and device based on fluid mechanics analysis, water depth, wave, sea current and soil parameters of a sea area where a submarine pipeline is located are acquired. A bottom flow velocity calculation module calculates wave bottom flow velocity and superimposes sea current flow velocity. A soil erosion calculation module calculates critical flow velocity causing soil particle movement according to soil parameters. A fluid mechanics iteration analysis module constructs a cement block model, analyzes multiple working conditions, calculates local flow velocity and compares it with the critical flow velocity, adjusts suitable cement block size, and iteratively calculates to allow the cement block size. A result output module gives a suitable treatment scheme according to the comprehensive analysis result, including end concrete block size, whether a geomembrane bag or a flexible protection pad is needed, and estimated treatment cost. The application has the beneficial effect that the suitable treatment scheme is given in the submarine pipeline treatment scheme design stage, which can significantly reduce the risk of secondary treatment of the submarine pipeline.
Owner:CNOOC SAFETY & TECH SERVICES CO LTD

Automatic water drainage and pressure reduction device and method for karst tunnel large cave under heavy rainfall condition

ActiveCN116378752Bfor automatic dischargewithout breaking integrityHydro energy generationDrainageStress concentrationWater discharge
The application provides a karst tunnel large cave automatic water discharge pressure reduction device and method under heavy rainfall conditions, which comprises a filtering mechanism, the top end of the filtering mechanism extends into the cave, the bottom end of the filtering mechanism is connected with a cylindrical mechanism, the end of the cylindrical mechanism away from the filtering mechanism is fixedly connected with the top end of a tunnel mechanism, the high end of the cylindrical mechanism is connected with the inlet of a fine drain pipe, the outlet of the fine drain pipe is connected with the tunnel mechanism, the low end of the cylindrical mechanism is connected with a coarse drain mechanism, and the other end of the coarse drain mechanism is connected with the tunnel mechanism. On the one hand, the hydrogeological environment of the tunnel is not damaged, the underground water balance is protected, the automatic grading discharge of the cave underground water is realized, the water pressure outside the tunnel structure is reduced, the tunnel structure performance is protected, and the unreasonable stress of the tunnel structure caused by excessive water pressure is avoided to prevent the structure damage. On the other hand, the integrity of the secondary lining structure of the tunnel is not damaged, and the structure performance reduction caused by local stress concentration is avoided.
Owner:RES INST OF HIGHWAY MINIST OF TRANSPORT

Personalized image generation method and system based on reusable model library retrieval

The invention discloses a personalized image generation method and system based on reusable model library retrieval. An image generation instruction is encoded through multi-modal embedding generation to obtain a multi-modal query embedding vector. And performing screening in a pre-constructed model library by using the multi-modal query embedding vector to obtain at least one target reference check point most related to the image generation instruction and a candidate adapter, and performing semantic correlation reordering secondary screening on the candidate adapter to obtain a target adapter. And constructing model configuration for image generation according to the screened target reference check point and the target adapter, and generating or editing the input noise or the reference image based on the model configuration to obtain a personalized image. According to the method, diversified and long-tail style generation requirements can be covered without additional training, the personalized instruction execution capability is effectively improved, the performance of an existing large model on style blind spots, role consistency and other problems is improved, and the method has the advantages of being high in adaptability, high in generation quality and good in expansion efficiency.
Owner:NANJING UNIV

Bridge floor deformation prediction method under temperature influence of highway-railway dual-purpose multi-tower cable-stayed bridge

The invention discloses a bridge floor deformation prediction method under temperature influence of a highway-railway dual-purpose multi-tower cable-stayed bridge, which comprises the following steps of: based on a temperature gradient model of a bridge tower, establishing a longitudinal deformation model of the bridge tower at the most unfavorable temperature, and establishing a main beam deformation prediction model caused by deformation of the bridge tower; based on the temperature gradient model of the main beam, establishing a main beam deformation prediction model of the main beam at the most unfavorable temperature; establishing a main beam deformation prediction model of the stay cable at the most unfavorable temperature based on the most unfavorable temperature difference model among the stay cable, the tower and the beam; performing weighted combination on the three girder deformation prediction models according to the combination coefficient to obtain a bridge floor overall deformation prediction model; according to the scheme, the method for establishing the deformation of the bridge floor through the deformation of the main beam caused by the bridge tower, the deformation of the main beam and the deformation of the main beam caused by the stay cable is systematically provided, and reference is provided for simplifying and calculating the temperature effect borne by the same type of bridge structures.
Owner:SOUTHWEST JIAOTONG UNIV +2

Non-deformable corrosion-resistant drag chain

This utility model discloses a non-deformable and corrosion-resistant cable chain, including an assembly plate. The assembly plate is formed by stamping and has a hinge body. The hinge body includes a hinge piece, and a concave piece is provided on one side of the upper surface of the hinge piece. A side strip is fixedly connected to the left side of the upper surface of the concave piece. This non-deformable and corrosion-resistant cable chain completes the complex structure processing in a single stamping process, significantly improving production efficiency. The precise cooperation between the side strip and the rotating shaft limits the rotation stroke, avoiding structural damage caused by excessive rotation. The arc-shaped through-hole design facilitates lubricant injection, reduces friction, extends service life, reduces assembly steps, lowers production costs, and improves product reliability.
Owner:CANGZHOU DONGFANG DRAG CHAIN MANUFACTURING CO LTD

Road base material based on multi-element solid waste as well as proportion confirmation method and application of road base material

The invention belongs to the technical field of road construction, and particularly relates to a road base material based on multi-element solid waste as well as a proportion confirmation method and application thereof. The preparation method comprises the following steps: S1, preparing raw materials; s2, determining the blending proportion of the steel slag; s3, according to a volume filling principle, calculating the dosage of the steel slag, and according to the porous characteristic of the steel slag, calculating the void ratio of the formed steel slag with different particle sizes; s4, rubber particles wrapped by cement mortar and copper tailings are filled in pores in the surface of the steel slag, and the volume ratio of the volume of the cement mortar to the volume of the steel slag is calculated by combining the influence of the expansibility of the steel slag on volume parameters; s5, calculating the use amount of the copper tailings and the use amount of the cement mortar; s6, the rubber particles absorb the steel slag to expand and deform, and the rubber particle dosage is calculated according to the relation between the steel slag expansion rate and the rubber particle elongation. The volume design method is adopted, the influence of the steel slag expansion rate is considered, the use amount of the road base material is calculated, the stability of the base material is ensured, and meanwhile good strength is achieved.
Owner:ANHUI TRANSPORT CONSULTING & DESIGN INST

Tracked transfer vehicle for transporting blade beams

ActiveCN224589260UReduced risk of displacementreduce impact
This application discloses a tracked transfer vehicle for transporting blade beams, belonging to the field of blade beam transportation technology. It mainly includes a loading vehicle body; a tracked walking assembly, which includes protective covers symmetrically arranged on both sides of the loading vehicle body. Inside the protective covers are installed a motor, drive wheels, guide wheels, and the track body. The motor drives the drive wheels through a sprocket meshing with a chain inside the track body. The guide wheels are connected to the inner wall of the protective cover via tension springs for adjusting the tension of the track body; and a docking assembly, located inside the loading vehicle body, for connecting to the rack docking section. The tracked transfer vehicle for transporting blade beams of this application, with its large track contact area and strong grip, combined with dynamic tension adjustment of the tension springs, can buffer the impact of bumps, reduce the risk of blade beam displacement due to vibration, and avoid structural damage caused by uneven local stress. Its toothed chain has better engagement ability than rotating wheels in extreme icy and snowy weather, reducing the probability of slippage and ensuring stable driving on low-friction surfaces.
Owner:CHANGZHOU BAICHENG COMPOSITE MATERIAL CO LTD

Method for growing sub-nano-diameter semiconductor single-walled carbon nanotubes in crystal face step height confinement

The invention relates to the field of diameter and conductive property controlled growth of single-walled carbon nanotubes, in particular to a method for growing a sub-nano diameter semiconductor single-walled carbon nanotube in a crystal face step height confinement. According to the method, a crystal face (110) of a zirconium oxide single crystal substrate is screened, the atomic step height of the crystal face (110) of the zirconium oxide single crystal substrate is regulated and controlled through heat treatment, and the small-diameter catalyst nanoparticles are prepared through steps with the small crystal face height. By adopting a normal pressure chemical vapor deposition method, the controllable growth of the diameter and the conductive property of the single-walled carbon nanotube is realized by utilizing a confinement space provided by the step. By selecting the crystal face of the substrate and regulating and controlling the step height, based on the strong interaction between the single-walled carbon nanotube and the atomic step of the substrate, the controlled preparation of the semiconductor single-walled carbon nanotube with sub-nanometer diameter and narrow chiral distribution is realized, and a new candidate single crystal substrate is provided for the controlled growth of the single-walled carbon nanotube; and a material foundation is laid for the development of carbon nanotube-based nano-electronic devices.
Owner:INST OF METAL RESEARCH - CHINESE ACAD OF SCI

Anti-stalling transfer device for guiding an anode plate

This utility model discloses an anti-jamming transfer device for guiding anode plates, comprising symmetrically arranged fixed plates and sliding plates, with a groove fixed in the middle of each fixed plate; a slider is slidably arranged in the groove, and a sliding plate is installed on the top of the slider; the upper part of the sliding plate is an inclined plate that guides the end of the anode plate to converge, and the bottom is a vertical plate. This utility model, through the adjustable design of the slider to the sliding plate position, allows the anti-jamming device to flexibly adapt to various production conditions, effectively avoiding the problem of collision or jamming between the anode plates and the frame of the transfer trolley due to the outward expansion of the anode plate arrangement. It significantly improves the smoothness and reliability of the anode plate placement process, enhances the versatility of the equipment and the convenience of installation and debugging, and reduces the requirements for the absolute positioning accuracy of the robotic arm. It also reduces the impact and wear during equipment operation, effectively preventing structural damage and unplanned downtime caused by plate jamming, thereby ensuring the stable and efficient operation of the automatic anode plate transfer system. It has the advantages of convenient adjustment, accurate positioning, safety, and durability.
Owner:GUANGXI JINCHUAN NONFERROUS METAIS CO LTD

Modular high-voltage incoming line cabinet adapted to the up-in up-out wiring

PendingCN122292061Areduce bendingReasonable vertical stateControl theoryMechanical engineering
This invention provides a modular high-voltage incoming line cabinet adapted for top-in, top-out wiring, including a cabinet body. The top surface of the cabinet body has an inlet and an outlet on its front and rear sides, respectively. Both the inlet and outlet are equipped with wiring components, each including a wiring board, a fixing plate, a sliding rod, and a bidirectional threaded rod. This invention offers flexible wiring adjustment and strong adaptability. The inlet uses a sliding wiring board design, which, combined with the driving structure in the limiting component, allows for flexible adjustment of the wiring board's lateral position according to the actual connection position of the electrical components. This ensures that the cable connection to the electrical components remains reasonably perpendicular, effectively reducing cable bending and minimizing signal interference and insulation wear risks. The outlet wiring board is fixedly installed, complementing the inlet. Combined with correspondingly distributed oblong grooves and round holes on the partition, this ensures precise correspondence between the inlet and outlet paths, meeting the needs of different wiring scenarios.
Owner:XINJIANG ZHONGDIAN POWER ENG CO LTD

Explanation robot

The utility model relates to the technical field of intelligent robots, in particular to an explanation robot, which comprises a body part, an explanation part, an explanation part and an explanation part, the armoring part comprises a body armoring piece, upper limb armoring pieces and lower limb armoring pieces, the body armoring piece is detachably arranged on the body part, and the upper limb armoring pieces and the lower limb armoring pieces are detachably connected to upper limb joints and lower limb joints of the limb parts respectively. According to the scheme, the bionic design is adopted, the color adjusting design capable of adjusting the color is adopted for the head, under the condition that the robot interacts with the visitors, namely the visitors touch the fingers, color switching can be conducted, the interaction feeling is high, the bionic design and the aesthetic feeling are better, audiences can be better attracted to watch, and the popularity of science popularization is improved.
Owner:HEFEI TANAO AUTOMATION