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1059 results about "Transportation cost" patented technology

Tire enterprise distribution-oriented vehicle path planning method and system, storage medium and software product

The invention relates to the technical field of intelligent logistics, in particular to a vehicle path planning method and system for tire enterprise distribution, a storage medium and a software product. The method comprises the following steps: firstly, performing entropy weight-fuzzy comprehensive evaluation based on order quantity, frequency and time window width to obtain customer priority, and constructing a target of'transportation cost + priority linkage soft time window punishment '; the method comprises the following steps of: selecting an ALNS damage / repair operator by taking Q-learning as a high layer under the condition of meeting load, volume and time window constraints, and matching greedy initialization, Metropolis acceptance and 2-opt fine tuning solution. The result shows that the total cost and the time window default are remarkably reduced under the same calculation budget, the punctuality rate of high-priority customers and the robustness of the solution are improved, and platform deployment is facilitated.
Owner:ZHONGCE RUBBER GRP CO LTD

Handling truck

A handling truck comprises a mast assembly, a base, a moving assembly, and a connecting member. The base is fixedly disposed at the bottom end of the mast assembly, and the base is provided with a socket portion. The moving assembly includes a leg assembly and a connecting portion, wherein one end of the connecting portion is connected to the leg assembly, and the other end of the connecting portion is configured for socket engagement with the socket portion. The moving assembly is configured to drive the mast assembly to move on a plane. The connecting member is configured to pass through the socket portion and the connecting portion to achieve a detachable connection between the moving assembly and the base. The present application provides a handling truck capable of reducing packaging costs and transportation costs.
Owner:INTRADIN (HUZHOU) PRECISION TECHNOLOGY CO LTD

Intelligent logistics scheduling and resource distribution system based on multi-source data fusion

The invention relates to an intelligent logistics scheduling and resource distribution system based on multi-source data fusion, and relates to the technical field of logistics management technologies, and the system comprises the steps: collecting vehicle operation state data, road condition data, logistics order dynamic data and warehouse inventory change data in real time based on a multi-source heterogeneous interaction platform; constructing a multi-modal traffic logistics time series data set; based on a maximum priority scheduling algorithm, giving priority weights to the logistics orders in combination with logistics order timeliness demands and cargo features; based on the logistics order priority weight, path optimization is carried out by using a space-time hierarchical planning algorithm, and an initial transportation path set is constructed; real-time monitoring of the transportation process is achieved based on the digital twinborn technology, the path condition is sensed dynamically, the optimal transportation path is obtained through continuous adjustment, and an intelligent logistics scheduling and resource allocation scheme based on multi-source data fusion is generated. The method has the advantages that the resource allocation efficiency is improved and the transportation cost is reduced by optimizing the priority path and continuously adjusting the transportation path.
Owner:QINGDAO FANQUE INFORMATION TECHNOLOGY CO LTD

Rounded-corner container transportation path dynamic optimization scheduling method and system

The invention provides a rounded-corner container transportation path dynamic optimization scheduling method and system, and the method comprises the steps: quantifying three constraints of the size, the gravity center and the loading and unloading priority of a rounded-corner container, converting the three constraints into a matching formula, a path constraint threshold value and a weight rule, and constructing a weighted multi-objective optimization function in combination with the transportation cost, the time and the cargo damage risk; a genetic algorithm and ant colony algorithm mixed framework is built, a constraint adaptation layer is embedded to filter invalid solutions, and the iteration efficiency is improved; two types of algorithm operators are improved, and a constraint satisfaction degree, a loading and unloading priority and a dynamic parameter adjustment mechanism are fused; dividing multiple regions into sub-region optimization by adopting a divide-and-conquer strategy, and adapting to a large-scale dynamic scene through cross-region collaboration and local re-optimization; a full-dimension verification scheduling scheme in iteration is carried out, algorithm parameters are automatically adjusted based on constraint violation information, and iteration is terminated or constraint relaxation is started according to preset conditions; an improved algorithm is integrated to a dynamic scheduling system, real-time data are connected, parameters are optimized through a self-learning module, and a manual intervention interface is reserved.
Owner:JIANGXI JIANGLING SPECIAL VEHICLE FACTORY

Dynamic intensive scheduling decision-making method for port horizontal transportation tools

The invention discloses a port horizontal transportation tool dynamic intensive scheduling decision method, and relates to the technical field of port logistics transportation management, and the method comprises the steps: firstly collecting port transportation related data in real time, then determining the weight based on the port transportation related data, calculating the priority coefficient of each transportation task, sorting the coefficients from large to small to form a task sequence, and carrying out the scheduling of the task sequence; according to the vehicle state data and the task sequence, constructing a multi-objective optimization function which aims at minimizing the total task completion time, minimizing the total transportation cost and maximizing the vehicle average load rate, and solving and generating an optimal scheduling scheme by adopting an improved genetic algorithm; the task priority is determined, so that emergency and important tasks can be preferentially processed, and the task execution reasonability is improved; a multi-objective optimization function can overall plan efficiency, cost and resource utilization, the problem that traditional scheduling only focuses on a single objective is solved, and the port green and efficient development requirements are met.
Owner:TIANJIN PORT EUROASIA INT CONTAINER TERMINAL

Lifting formwork vehicle

The invention provides a lifting formwork vehicle which comprises a base, a frame body and an integrated module, the frame body is arranged on the base, and the integrated module is arranged on the frame body; the base is used for realizing the walking of the lifting formwork vehicle; the frame body comprises a telescopic vertical rod and a lifting system and is used for achieving lifting of the integrated module. The integrated module is composed of a keel frame and a template and installed at the top end of the frame body. The module size of the frame body can be adjusted by the universal telescopic frame of the mold frame vehicle, and one-to-more functions are achieved. The vehicle body can be folded and combined, the occupied area is reduced, and transportation cost is reduced. The vehicle body is simple to assemble and the integrated module is fast to install. The base and the frame body are easy and convenient to disassemble and assemble, the procedure that workers climb up and down is reduced, and the labor intensity is lowered.
Owner:HEBEI YIDINGXING TECH CO LTD

Detachable cabinet-entering lathe bed and laser cutting equipment

The utility model discloses a detachable cabinet-entering lathe bed and laser cutting equipment, and relates to the technical field of laser cutting equipment, the detachable cabinet-entering lathe bed comprises a middle frame, a left lathe bed and a right lathe bed; the left side and the right side of the middle frame are detachably connected with the left bed body and the right bed body through locking assemblies correspondingly. The split type design is adopted, compared with a traditional integrated lathe bed, the split type lathe bed is high in flexibility and can be split into a container, the middle frame can serve as an equipment packaging frame, other parts of equipment can be placed on the middle frame, and therefore the equipment packaging cost is saved, and meanwhile the transportation cost of the equipment is reduced. In addition, foot cups are arranged at the bottoms of the middle frame, the left bed body and the right bed body, so that high rigidity and supporting force are guaranteed. In the installation process, the middle frame can directly sit on the ground, then the middle frame is fixed to the left lathe bed and the right lathe bed through the locking assemblies, tools such as cranes and forklifts are not needed, and installation is convenient and time-saving.
Owner:ANDE LASER INTELLIGENT EQUIPMENT (GUANGDONG) CO LTD

Chassis assembly of collecting and bundling machine

The utility model relates to the technical field of forage grass processing equipment, in particular to a chassis assembly of a collecting and bundling machine. Comprising a chassis frame, a lower bundling box, a hydraulic oil tank, a knotter connecting frame and a traction head, the chassis frame is horizontally arranged, the lower bundling box is of a rectangular frame box body structure, the lower bundling box is vertically arranged, the lower bundling box is vertically and fixedly connected to the upper portion of the rear end of the chassis frame, and the knotter connecting frame is fixedly connected to the lower bundling box; the hydraulic oil tank is fixedly connected to the front portion of the chassis frame, and the traction head is fixedly connected to the front end of the chassis frame and located in front of the hydraulic oil tank. The structure is compact, the length and the weight are moderate, the transportation cost and the manufacturing cost are reduced, the operation difficulty is reduced, and the operation efficiency is improved.
Owner:LIAONING ZIZHU PILE FOUND ENG CO LTD

Logistics vehicle scheduling method and system, electronic equipment and storage medium

The invention discloses a logistics vehicle scheduling method and system, electronic equipment and a storage medium, and relates to the technical field of intelligent logistics, and the method comprises the steps: in a cloud center layer, an initial vehicle scheduling scheme is generated based on a dynamic vehicle scheduling model, and the dynamic vehicle scheduling model aims at minimizing the transportation cost; and the edge node layer receives the real-time traffic data and the order information, and dynamically adjusts the initial vehicle scheduling scheme to generate a dynamic scheduling scheme. And the vehicle-mounted terminal layer receives the dynamic scheduling scheme and performs path optimization based on the sensor data to obtain the execution state of the vehicle-mounted terminal. The execution state of the vehicle-mounted terminal is fed back to the edge node layer and the cloud center layer to update the dynamic vehicle scheduling model, a target vehicle scheduling scheme is determined based on the updated dynamic vehicle scheduling model, and the target vehicle scheduling scheme is used for scheduling multiple logistics vehicles. Through cloud side-end cooperative processing, the decision-making quality of logistics vehicle scheduling and the system response speed are improved.
Owner:WUHAN UNIV OF TECH

Intelligent decision-making method and device for cross-border logistics, electronic equipment and storage medium

The embodiment of the invention provides an intelligent decision-making method and device for cross-border logistics, electronic equipment and a storage medium, and is applied to the technical field of logistics decision-making. The intelligent decision-making method for cross-border logistics comprises the steps of collecting heterogeneous logistics data according to user demand information, performing language entity alignment processing on the heterogeneous logistics data to obtain standardized shipping data, performing transportation cost evaluation according to the standardized shipping data to generate comprehensive cost data, performing path search according to the comprehensive cost data through a heuristic algorithm to obtain an initial feasible path set, and performing multi-target optimization screening processing on the initial feasible path set to generate an initial logistics planning scheme set; and carrying out risk simulation and TOPSIS preference sorting on the initial logistics planning scheme set to obtain an optimal logistics planning scheme and a corresponding reported value. According to the invention, through cost evaluation, constraint path search, multi-target optimization and risk quantification, a more accurate transportation scheme is provided for the user, and the cross-border logistics operation efficiency is improved.
Owner:深圳小糖人科技有限公司

Autonomous moving traffic cone robot and control method

The invention discloses an autonomous moving traffic cone robot and a control method, and belongs to the technical field of traffic cone robots. A traffic cone robot capable of moving autonomously comprises a base, an inflatable traffic cone cover is installed on the base, an inflation cavity is formed between the traffic cone cover and the base, the outer wall of the traffic cone cover is coated with reflective paint, a guide shaft and an inflation assembly are arranged on the base, and the guide shaft is used for guiding the expansion direction of the traffic cone cover. The inflating assembly is used for inflating and deflating the inflating cavity; through the design of the inflatable traffic cone cover, the traffic cone cover can be contracted after being deflated, the equipment size is greatly reduced, the single-time transportation number is increased, and the transportation cost is reduced; by means of the synergistic effect of the guide shaft and the inflation assembly, the expansion direction of the traffic cone cover can be accurately controlled, and day-and-night efficient warning is achieved in cooperation with outer wall reflective paint and built-in LED lamp beads; the buffering air bag on the outer wall of the base is communicated with the inflation cavity and can rapidly expand to form protection when being impacted, and the equipment damage risk is reduced.
Owner:PIZHOU ZHITONG INTELLIGENT EQUIPMENT CO LTD

Intelligent distribution management optimization method and system for agricultural product supply chain

The invention relates to an intelligent distribution management optimization method for an agricultural product supply chain, and the method comprises the steps: collecting multi-source heterogeneous data of production, processing and transportation ends in real time through the Internet of Things, and uploading the data to a cloud end after dynamic grading desensitization and encryption to form a complete traceability record; automatically generating an initial transportation and profit scheme according to a customer order, and dynamically optimizing a route and assembly by using a loss model driven by real-time environment / road condition data; when the actual loss exceeds the threshold value, the transportation strategy is adjusted immediately, integration of data safety, path optimization and loss closed-loop control is achieved, the freshness of agricultural product supply is improved, meanwhile, the transportation cost is reduced, and the performance efficiency and the customer experience are improved.
Owner:QINGYUAN POLYTECHNIC

Harbor berth and storage yard collaborative scheduling method and system based on deep reinforcement learning

The invention belongs to the technical field of port berth and storage yard scheduling, and particularly relates to a port berth and storage yard collaborative scheduling method and system based on deep reinforcement learning. The method comprises the following steps: S1, acquiring core data of a target bulk cargo wharf, and performing standardization preprocessing; s2, constructing a scheduling environment according to the data preprocessed in the step S1; s3, in the constructed scheduling environment, VPFS-D3QN model training is carried out; and S4, deploying the trained VPFS-D3QN model to a port scheduling system, receiving port dynamic data in real time, and outputting a collaborative scheduling scheme. The method has the characteristics that the response speed of port collaborative scheduling and the resource allocation rationality can be improved, the port operation efficiency is improved, and the ship in-port time and the cargo transportation cost are reduced.
Owner:HANGZHOU DIANZI UNIV

Buffering and damping structure device of bionic echinopsis tubiflora edge bone and manufacturing method of buffering and damping structure device

The invention discloses a buffering and damping structure device of a bionic echinopsis tubiflora arris bone, which comprises an upper panel, a lower panel and a buffering piece, and is structurally provided with a double compression-torsion system and a double vibration system, so that the buffering and damping structure device can ensure sufficient bearing capacity and has better damping capacity at the same time. The bionic ball cactus rib is spherical, and a single rib is composed of an upper section, a middle section and a lower section. Wherein the upper end and the bottom end have the same radius with the vertical line of the center point of the ball, form a certain angle and have a twisting effect. The radius of the middle portion is larger than the radiuses of the upper portion and the bottom portion, rotation and Poisson's ratio effects can be generated when loads are borne, the transverse inertia effect is achieved, and efficient buffering and vibration reduction can be achieved. And the edge bone presents a crease with a certain angle. And after being subjected to a vibration load, the middle part of the crease can be bent and spread, vibration energy is consumed, and the equipment is further protected. And a compression-torsion structure can greatly reduce the weight of the structure, and the mass and the transportation cost in the transportation process are reduced.
Owner:HUNAN MODERN LOGISTICS VOCATIONAL & TECH COLLEGE

Large-dip-angle belt conveyor transportation system for metal surface mine

The utility model relates to a metal surface mine large dip angle belt conveyor transportation system which comprises a coarse crushing station system, a first transfer station, a second transfer station and a third transfer station. The first transfer station is connected with the second transfer station through a belt conveyor, and the second transfer station is connected with the third transfer station through a large-dip-angle belt conveyor; the inclination angle of the large-inclination-angle belt conveyor is larger than 15 degrees and smaller than 35 degrees. Compared with the prior art, the large-dip-angle belt conveyor has the advantages that by applying the large-dip-angle belt conveyor technology, the capital construction investment of a mine can be greatly reduced; the capital construction time is shortened, the metal surface mine deep mining transportation distance is shortened, and the mine transportation cost is saved; and meanwhile, the routing length is shortened through the routing arrangement of the large-dip-angle belt conveyor, side slopes under unfavorable geological conditions are effectively avoided, and the safety and reliability of the system are improved.
Owner:SHEN KAN QINHUANGDAO GENERAL ENG DESIGN & RES INST CORP MCC

Cold storage type multi-temperature co-transport path optimization method considering carbon emission under time-varying road network

The invention provides a cold storage type multi-temperature co-transportation path optimization method considering carbon emission under a time-varying road network, and the method comprises the steps: obtaining vehicle resources of a logistics center, and the product quantity and position information of a pickup place, and building a time dependence function of travel speed and a calculation function of carbon emission cost based on a current pickup transportation network; analyzing the satisfaction degree of the product quality based on the value loss generated in the process of driving from each pickup place to the logistics center; based on the calculation function of the carbon emission cost, a multi-objective optimization model with the purpose of minimizing the total transportation cost and maximizing the product satisfaction degree is constructed, and constraint conditions of a multi-temperature co-transportation path planning model are constructed based on vehicle resources and goods taking place information; and solving the multi-objective optimization model by using a two-stage optimization method combining K-means multi-dimensional clustering and a fast non-dominated sorting genetic algorithm to obtain the optimal departure time and transportation path. According to the method, the energy efficiency utilization rate in the cold chain transportation process is improved, and the distribution path planning is more scientific and reasonable.
Owner:DALIAN POLYTECHNIC UNIVERSITY

Production-marketing butt joint and cold-chain logistics integrated intelligent scheduling method

The invention, which relates to the technical field of logistics supply management, discloses a production-marketing docking and cold-chain logistics integrated intelligent scheduling method comprising the following steps: S10, constructing a unified scheduling data model, and fusing multi-temperature-zone attributes, cargo dynamic energy consumption, a vehicle real-time state, an order temperature-sensitive characteristic and a delivery emergency degree to form a standardized decision data set; s20, executing multi-objective collaborative optimization, coupling the road surface type energy consumption coefficient with the order urgency score, and realizing accurate trade-off among the transportation cost, the energy consumption and the timeliness; s30, integrating meteorological and geological data, dynamically predicting path traffic risks caused by rainfall and soft soil texture, and correcting traffic parameters in real time; and S40, through cooperative sensing and image recognition of a vehicle-mounted sensor, the vehicle body pollution state is automatically judged, delayed use is executed on the limited vehicle, and standby transport capacity is started. According to the invention, through data fusion, dynamic optimization, risk early warning and closed-loop management and control, the problems of data islands, rigid path planning, slow environment response and out-of-control vehicle state are solved.
Owner:HANGZHOU BAIDAI INFORMATION ENG CO LTD

Matrix workshop multi-AGV path re-planning method considering shutdown fault

The invention relates to the technical field of AGV scheduling and path planning in an intelligent manufacturing workshop, in particular to a matrix workshop multi-AGV path re-planning method considering shutdown faults. Comprising the steps of initializing algorithm parameters, population, executing a vehicle merging operator and a random vehicle-oriented operator, selecting a solution by adopting a hierarchical selection strategy to execute a key vehicle-oriented operator, and executing a knowledge-based local search strategy and an elite-guided cross strategy for a stagnation solution to enhance population vitality. According to the task sequence corresponding to the solution with the minimum total transportation cost of the vehicles in the current population, executing the path planning strategy with the priority direction to generate an AGV driving path, if it is monitored that the AGV breaks down, executing the task rescheduling strategy and the path re-planning strategy in sequence, and ending and outputting the total transportation cost of the vehicles if all tasks in the workshop are completed. Through the rapid re-planning of the driving path of the affected AGV, the production interruption time can be effectively reduced, and the system operation efficiency and the overall stability are improved.
Owner:LIAOCHENG UNIV

Self-adaptive air bag mattress

The utility model relates to the field of mattresses, in particular to a self-adaptive air bag mattress, which comprises an upper mattress jacket, a lower mattress jacket, a comfortable layer and a bed core frame, a closed structure is enclosed by the upper mattress jacket and the lower mattress jacket, both the comfortable layer and the bed core frame are wrapped in the closed structure, and the bed core frame comprises an upper jacket, a lower jacket, an electric control system and an inner wrapping object. The electric control system comprises a control box, an air pipe and a plurality of air bag assemblies, the inner wrapping object comprises side sponge, head sponge, leg sponge, wire outlet sponge and filling sponge, the side sponge is obtained in a special-shaped cutting mode, and the air bag assemblies are in a long and thin strip shape. The product is composed of different modules, and each module can be independently disassembled and assembled, so that customization requirements and later maintenance are facilitated; the air bag assembly in the product is in a long and thin strip shape, self-adaptive adjustment can be finer, the product can be rolled and packaged through the design, and the transportation size and the transportation cost are reduced.
Owner:ZHEJIANG SEEMORETHING HOME CO LTD

Assembly type trolley

The invention relates to the technical field of trolleys, in particular to an assembly type trolley, a hand push frame part comprises a hand push rod and a side plate, two ends of the hand push rod are connected with the side plate, the side plate is convexly provided with an insertion piece capable of being inserted into a basket body, one side of the insertion piece is provided with a convex block, and the end part of the side plate of the basket body is provided with an inwards concave connecting cavity; the basket side plates are provided with matching holes corresponding to the protruding blocks, the protruding blocks are in interference fit with the matching holes, connecting ribs are arranged in the connecting cavities, a through groove is formed between every two adjacent inserting pieces, the connecting ribs are connected with the groove walls of the through grooves, the walking bottom frame comprises connecting supporting legs inserted into the basket, and the connecting supporting legs are connected with the basket through round fasteners. The basket body comprises a basket and a back plate, a plurality of groups of paired clamping assemblies are arranged at the bottom of the basket in a downward protruding mode, and the supporting frame is in interference fit with the clamping assemblies. The three independent modules, namely the hand-push frame part, the basket body and the walking underframe, are optimally divided and assembled together to form the assembled trolley, so that the problems of high maintenance difficulty, high cost and high transportation cost are solved.
Owner:ZHEJIANG MAXIN INTELLIGENT MFG CO LTD

Bag with stirring function and stirring device

To provide a bag with a stirring function and a stirring device that can reduce transportation costs. [Solution] The stirring bag 1 is characterized by comprising: a strip portion 111 cut from a flexible flat plate; a shape-changing portion 12 that receives a predetermined driving force to raise the strip portion 111 to form a three-dimensional shape and dynamically deforms the three-dimensional shape to make the strip portion 111 function as a blade for stirring the object to be stirred 1a; and a bag 13 that contains the strip portion 111, at least one part of the shape-changing portion 12, and the object to be stirred 1a, and which, when empty and not containing the object to be stirred 1a, can be folded together with the shape-changing portion 12 into a flat, foldable sheet that encloses the flat strip portion 111.
Owner:UZUVIS INC

Foldable tobacco leaf circulation turnover box

The utility model relates to a circulating turnover box, especially to a foldable raw tobacco leaf circulating turnover box. Including bottom plate, long side plate, short side plate, apron and clamping strip, the both sides of bottom plate top front and back all are connected with long side plate, the both sides of bottom plate top left and right all are connected with short side plate, the top of rear side long side plate is connected with apron, long side plate lower part is equipped with first crease, short side plate lower part is equipped with second crease, apron and rear side long side plate junction form third crease line, the both ends of each long side plate left and right all are equipped with clamping strip slidingly. The utility model discloses a design of integrative die cutting forming, and combines the setting of multiple creases, so that the turnover box can be folded and unfolded quickly and conveniently, greatly saves storage space and transportation cost.
Owner:赣州晨阳纸品有限公司

Automatic iron powder ore conveying and discharging device

The utility model provides an automatic iron powder ore conveying and discharging device which comprises a base, a conveying slide way arranged on the base, a dustproof assembly arranged on the conveying slide way and an anti-blocking assembly arranged on the conveying slide way, the conveying slide way is obliquely arranged relative to a datum plane and used for conveying iron powder ore to a target discharging station, and the anti-blocking assembly is arranged on the conveying slide way. The dustproof assembly is used for limiting movement of dust in the conveying slide way, and the anti-blocking assembly is used for impacting the conveying slide way so as to prevent iron powder ore from being accumulated on the conveying slide way. The dustproof assembly and the anti-blocking assembly are arranged on the conveying slide way, the dustproof assembly can effectively limit dust overflow, the working environment is improved, and environmental pollution is reduced; the anti-blocking assembly collides with the conveying sliding way regularly, iron powder ore accumulation is avoided, it is ensured that materials are conveyed smoothly, and the discharging efficiency and the equipment reliability are improved. The device has the advantages of high conveying efficiency, effective reduction of manpower transportation cost, low maintenance cost, reasonable structural design, simplicity and convenience in operation and convenience in popularization and implementation.
Owner:YUNFU LIANFA CHEM CO LTD

AI server circulating turnover box, box body folding method and application of AI server circulating turnover box

The invention relates to an AI server circulation turnover box, a box body folding method and application of the AI server circulation turnover box, and belongs to the technical field of turnover containers. In the box-shaped state, the two cover plates are sealed through the connecting assembly, and the base, the two cover plates, the long side walls, the short side walls and the folding side plates define a box body; the box-shaped state is converted into the folding state, the two folding side plates are folded and sequentially placed on the inserting grooves respectively, and then the short side walls and the long side walls are folded and sequentially stacked. Compared with a box-shaped state, the volume of the folded box is reduced by about 75%, so that the transportation cost is greatly reduced; transportation vibration is absorbed through the damping assembly, the AI server is fixed through the server limiting support, the risk of vibration damage in the transportation process is reduced, and disassembly and assembly are convenient and fast.
Owner:GREEN FIR LOGISTICS TECH (DALIAN) CO LTD

A multi-functional bed frame that is easy to transport

This invention provides a multifunctional bed frame that is easy to transport, relating to the field of furniture technology. It includes at least two multifunctional bed frames detachably mounted on a fixed frame. Each multifunctional bed frame includes a positioning frame and a lifting frame. The positioning frame is fixedly mounted on the upper side of the fixed frame, and the lifting frame is hinged to one side of the positioning frame and positioned on the upper side of the fixed frame. The lifting frame is raised or lowered by rotating upwards relative to one side of the positioning frame via a drive assembly. The advantage of this invention is that the modular structure, connecting the fixed frame to multiple multifunctional bed frames, allows the bed frame to be disassembled into multiple independent components, facilitating transportation and assembly, while also reducing transportation costs and storage space.
Owner:张洪伟

Annular shear wall-spiral anchor composite structure foundation and construction method

The application provides a circular shear wall-spiral anchor composite structure foundation and a construction method, and belongs to the technical field of electric power engineering.The upper reinforced concrete slab and the lower reinforced concrete slab are respectively located at the upper part and the lower part of the circular shear wall foundation, the prestressed longitudinal tendon is located in the circular shear wall foundation and is connected with the flange plate of the steel pipe pole through the foundation bolt after penetrating through the upper reinforced concrete slab; the anchor rod of the spiral anchor is connected with the spiral anchor joint after penetrating through the lower reinforced concrete slab, the bottom of the prestressed longitudinal tendon is connected with the spiral anchor joint, and the spiral anchor joint is connected with the spiral anchor joint reinforcing bar embedded in the circular shear wall foundation; the application can effectively reduce the foundation burying depth, thereby reducing the amount of reinforced concrete, reducing the excavation depth, and reducing the construction cost, the labor cost and the transportation cost.
Owner:SHANDONG ELECTRIC POWER ENG CONSULTING INST CORP