69results about How to "Satisfy the load requirement" patented technology

The invention discloses a heavy duty stacker for containers. The heavy duty stacker comprises a stacker frame, a safety protection device, a loading platform, a container hooking and taking device, a lifting device, an operation driving device and an electrical control device, wherein the stacker frame comprises four upright posts, an upper cross beam and a lower cross beam; the safety protection device comprises a cargo state detection device, a broken rope protection device, a power outage protection device, a travel speed-limiting device, a detection and positioning device and a progression speed reduction, walking emergency stop and retreat speed reduction switch; the container hooking and taking device comprises a lower fork, a middle fork, an upper fork and a hooking and taking driving mechanism composed of a normally closed electromagnetic braking motor, a chain wheel and a chain; the lifting device comprises a speed reduction motor, a pulley group, a steel wire rope reel, an encoder and a steel wire rope; and the operation driving device comprises a motor, a driving wheel, a driven wheel and an encoder. The heavy duty stacker is reasonable in structural design, strong in operability, good in safety performance and good in stable performance, and can meet the loading demand of large containers at ports and docks, and be convenient for popularization.

The invention discloses a construction method for a shield driving type empty pushing ground fracture bored tunnel. The construction method comprises the following steps: 1) constructing a concrete guide platform in the ground fracture bored tunnel; 2) constructing a guide rail and a counterforce frame; 3) integrally forward pushing the shield tunneling machine: forward pushing the shield tunneling machine, supporting the shield tunneling machine on two guide rails, and utilizing a boosting cylinder of the shield tunneling machine and the counterforce frame to integrally forward push till being in place; in a pushing process, utilizing a shield segment assembling device for the shield tunneling machine to mount a plurality of shield segments on the concrete guide platform from back to front, wherein the shield segments are bottom segments and are located on the rear side of the boosting cylinder; supporting the boosting cylinder on the counterforce frame through the bottom segments, wherein the bottom segments form a trolley translation channel for forward moving the rear matched trolley of the shield tunneling machine. The method provided by the invention has the advantages that the steps are simple, the design is reasonable, the construction is simple and convenient, the use effect is good, the inverted arch backfill structure in the tunnel is utilized to simply and conveniently finish the construction process of the shield driving type empty pushing ground fracture bored tunnel and the construction process is safe.

The invention provides a multi-service integration dual-redundancy network system which is formed by connecting a network core layer, a network access layer and a network user layer through the Ethernet. The network core layer comprises a plurality of pairs of core layer exchangers. The network access layer comprises four types of access layer exchangers which are divided according to the service type, each type of access layer exchangers are configured pairwise and then are connected with one pair of core layer exchangers respectively, and four types of network service interfaces are provided. The network user layer is in pairwise dual-redundancy connection with corresponding access layer exchangers according to the service type. The multi-service integration dual-redundancy network system generalizes all network exchange transmissions into four types of network services, achieves the multi-service integration integrating design of many systems, and sets network nodes according to services; and reduces mutual influence of the services, can manage the services respectively easily, determines related network characteristics according to the transmission characteristic of each service, adopts the service differentiation strategy, meets integrated network information loading requirements, and achieves the purpose that service communication performance is preferential.

The invention discloses a plane rotation construction technique for a steel truss girder for existing bridge spanning construction. A main girder of the constructed bridge is a steel truss girder spanning the existing bridge and obliquely crossing with the existing bridge; the technique comprises the following steps: firstly, constructing a high-altitude steel truss girder assembling platform which comprises a temporary buttress and a plurality of temporarily assembling brackets; secondly, assembling the steel truss girder at high altitude and removing the temporarily assembling brackets; thirdly, installing a steel truss girder rotation positioning device and a slippage system; before rotating the steel truss steel, firstly installing the steel truss girder rotation positioning device and the slippage system; fourthly, conducting plane rotation on the steel truss girder; and fifthly, dropping the girder in place. The construction technique is simple in steps, convenient to construct, fast to construct, safe and reliable in construction process and less in interference on the existing bridge, and can effectively solve the problems that the construction field is limited, the construction can not be normally conducted, the travelling interference on the existing bridge is large, the construction risk and hidden hazard are large and the like in construction with the existing in-situ falsework method and the dragging method.

The invention discloses a double-spherical traction rubber joint and a making method thereof. The double-spherical traction rubber joint comprises a mandrel, an external sleeve and a rubber layer; themandrel comprises a mandrel spherical section; the external side surface of the mandrel spherical section is a spherical surface; the rubber layer is bonded between the external side spherical surface of the mandrel and the internal side spherical surface of the external sleeve in a vulcanized manner; the thickness of the middle part of the rubber layer is less than or equal to the thicknesses ofthe two ends of the rubber layer; and the sum of the radius of the mandrel spherical section and the thickness of the middle part of the rubber layer is less than or equal to the radius of a spherical section of the external sleeve. During making, the external side surface of the middle part of the mandrel and the internal side surface of the middle part of the external sleeve are machined into spherical surfaces; the rubber layer is bonded between the double spherical surfaces of the mandrel and the external sleeve in a vulcanized manner; and the rubber profiles of the two ends of the rubberlayer are machined into rear proximate rubber profiles and then are pre-compressed in the radial direction to be molded. By applying the double-spherical traction rubber joint and the making method thereof, high radial stiffness requirement can be realized, low deflection stiffness can also be realized, and bending deformation of the rubber can also be avoided.

A traction spherical hinge for rail vehicles comprises a case, a mandrel and a rubber layer bonded between the case and the mandrel through vulcanization. The traction spherical hinge is characterized in that the middle section of a bonding part for the mandrel and the rubber layer is an arc surface bulge bulging outwards in the radial direction, the center line of the arc surface bulge coincides with that of the mandrel, the deformation profile of the rubber layer is a convex arc surface gradually getting close to the inner wall of the case from outside to inside in the axial direction, the arc radius of the deformation profile is R1, the arc radius of the arc surface bulge is R2, and R1 is smaller than R2. Rigidity adjustment can be performed on the axis, diameter, deviation and torque of the spherical hinge can be realized, and the non-linear rigidity characteristics and fatigue resistance of the spherical hinge in the bearing process can be improved. The invention further provides a rigidity design method of the traction spherical hinge for the rail vehicles.

The invention discloses a processing method of a circuit board. The method comprises the steps that the step of an external layer graph is performed: the external layer graph is processed on the surface of a laminated board, and the external layer graph comprises a signal bearing line and a current bearing line; the step of electroplating thickening is performed: copper deposition and electroplating are performed, and a metal conductive layer is formed on the whole surface of the laminated board; the metal conductive layer acts as an electroplating lead wire, and the current bearing line is thickened for 1-3OZ through electroplating; and the metal conductive layer is removed through micro-etching; the step of lamination is performed: an insulating layer of which thickness is equivalent to that of the current bearing line is laminated on the region of the surface of the circuit board apart from the current bearing line; and the step of electroplating thickening and the step of lamination are repeated until the current bearing line is thickened to the required thickness.

The invention discloses a tenant dividing method in an SDN network, a device and an SDN network system. The method comprises steps of receiving a virtual machine creating request sent by a tenant, creating a virtual machine and distributing tenant identification according to tenant information contained in the virtual machine creating request, and informing a corresponding relationship between the virtual machine and the tenant identification to a software-defined network (SDN) controller to enable the SDN controller to manage the corresponding relationship between the virtual machine and the tenant identification. The tenant identification can be carried and interacted via OpenFlow message. In the provided method, device and system, tenant identification of any digits can be introduced; the controller can directly differentiate tenants via the tenant identification, so simplicity and effectiveness can be achieved, and demands of multi-tenants in a large-scale cloud data center can be met; the tenant information is carried via OpenFlow expansion messages and expansion fields, so a problem of tenant net overlapping due to flow space division can be reduced; and a flexible and high-efficient tenant network dividing method is achieved.

The invention discloses a structural optimization method for a parallel load distribution type six-component force sensor. The parallel load distribution type six-component force sensor takes a central bearing beam as a load auxiliary support and the bearing capacity of the sensor can be greatly improved. Based on the condition that the parallel branched-chain force is fixed in the parallel six-component force sensor, the mutual influence rule of the range and structural parameters of the sensor is researched. According to the structural optimization method for the parallel load distribution type six-component force sensor provided by the invention, the maximum branched-chain bearing capacity of each branched chain in a safe working state is taken as a condition, the range of the six-component force sensor is used as a basic value at the moment, the central bearing beam and branched chain parameters are changed to obtain a new range of the sensor, and the structural parameters of the sensor are optimized by establishing a comprehensive incremental range model of the sensor. Compared with a traditional sensor structural optimization method, on the one hand, the parameter design of the central bearing beam is facilitated, so that the bearing requirement of the sensor is met; and on the other hand, the branched chain parameters of the sensor can be properly adjusted for optimization for the bearing requirement.

The invention discloses a box-type emergency base station capable of being lifted and self-unloaded. An inner cavity of a box body is divided into an antenna bin and an equipment bin. The left side wall and the right side wall of the box body each are externally provided with a hand-operated folding and lifting supporting mechanism. Each hand-operated folding and lifting supporting mechanism comprises two telescopic supporting legs which are arranged front to back at intervals. Each telescopic supporting leg is sleeved with a corresponding fixing stand column in a penetrating mode from bottomto top. Each telescopic supporting leg is fixedly provided with a rack. The two telescopic supporting legs located on the same side achieve linkage expansion and contraction of the two telescopic supporting legs on the same side through a horizontal bar, gears and a hand-operated cranking bar, wherein the gears are fixedly arranged on the horizontal bar in a sleeving mode and mesh with the two racks one by one, and the hand-operated cranking bar drives one of the gears to rotate. Each fixing stand column is hinged to the outer side ends of two oblique supporting rods which are arranged parallelly up and down at intervals. The inner side end of each oblique supporting rod is hinged to the corresponding side wall of the box body. Each fixing stand column is further hinged to the outer side end of a locking rod. The box-type emergency base station meets load requirements of a small pickup truck, can be quickly deployed in a narrow area, and does not occupy a transport chassis after beingself-unloaded.

The invention discloses an operation platform used for an overhead operation engineering vehicle, which comprises a main body part and a movable part, wherein the main body part is supported by an arm support of the overhead operation engineering vehicle, and the movable part is movably connected with the main body part; the movable part can extend out or retract in the transverse direction of the operation platform relative to the main body part. The invention also discloses an overhead operation engineering vehicle comprising the operation platform. When the overhead operation engineering vehicle runs on a road, the movable part can be retracted relative to the main body part, the total width of the operation platform is smaller, and the requirements of the relevant law and legislation of China can be met. When the overhead operation engineering vehicle is in a normal operation state, the movable part can be extended out relative to the main body part, thereby providing larger volume so as to meet the carrying requirements of large-sized equipment or large-sized articles and enhance the adaptability of the overhead operation engineering vehicle.

The invention relates to a system for realizing a network system structure of service-oriented provision, which comprises a service application entity, a service access / control entity and a network service entity, wherein the service application entity is used for connecting with a user terminal, realizing the physical access of the terminal and forming service flow resource; the service access / control entity is used for receiving service flow from the service application entity, completes clustering of the service-oriented provision for user service according to main characteristics and characteristic parameters of the service flow, forms service classification according to the clustering, and forms logic bearing network request according to the corresponding provided network service required by the service classification; the network service entity is used for receiving the logic bearing network request and the service flow from the service access / control entity, builds and maintainsand repeals a logic bearing network according to the logic bearing network request, and provides service required by the corresponding classification. The system can meet the user service bearing demands with continuously increasing types by utilizing the prior network base resource.

The invention discloses a steering drive module and a corresponding vehicle, and relates to the technical field of trolleybuses. The steering drive module is provided with four wheel bodies, a motor provides driving force for the wheel bodies in a centralized or decentralized mode, a steering controller utilizes a hydraulic actuator to execute a steering instruction, driving and steering are integrated, and thus the vehicle achieves flexible steering of the wheel bodies when meeting the bearing requirement. The invention further discloses a trolleybus provided with the steering drive module, and the trolleybus determines the wheel path and achieves the function of tracking by recognizing ground marks or the direction of front steering wheels.

The invention provides a wind turbine generator. The wind turbine generator includes a main fan, a turbine bin, a built-in turbine, two secondary fans and a second turbine. The main fan penetrates through the front end of the turbine bin through a transmission shaft and is mounted on the built-in turbine. The built-in turbine is installed on the middle portion of in the turbine bin, and the installation direction is consistent with the direction of the turbine bin. The two secondary fans are installed on the two side portions of the rear part of the middle of the turbine bin, and transmissionshafts of the secondary fans pass through the turbine bin, are connected and installed on the second turbine. The installation direction of the second turbine is perpendicular to the installation direction of the built-in turbine, and the second turbine is mounted below the built-in turbine. Through the arrangement of the main fan, a large inlet fan, a small auxiliary fan, a spoiler tip and spoilers, the problem that an existing small wind driven generator has insufficient generation power and low wind power utilization efficiency is solved.

The invention discloses a transformable type object platform. The transformable type object platform comprises an object platform, a surrounding plate, surrounding plate lifting mechanisms, a platformextension mechanism, a rack and a control mechanism, wherein the surrounding plate lifting mechanisms are used for lifting and dropping the surrounding plate; the platform extension mechanism is usedfor extending the object platform; the surrounding plate is located on the periphery of the object platform; the control mechanism is arranged on the rack and used for controlling the surrounding plate lifting mechanisms and the platform extension mechanism, so that the surrounding plate is lifted or the object platform is extended. The bearing state of the platform can be transformed, so that the platform is applicable to packages of different specifications and can be matched with express package carrying trolleys for use.

The invention relates to the technical field of electric hybrid automobile generators. A range-extending electric hybrid generator and engine crankshaft connecting device is characterized in that an assembly sediment tank is axially arranged on the bottom part of a generator shaft; a connecting sleeve is arranged on the upper part of an engine crankshaft in a sleeving way, and is in mesh connection with the engine crankshaft through splines; the upper end of the connecting sleeve is matched and arranged in the assembly sediment tank in a sleeving way; connecting sleeve flanges are arranged on the bottom part of the connecting sleeve; generator shaft flanges are arranged on the bottom part of the generator shaft; a stress unloading assembly is arranged between the connecting sleeve flanges and the generator shaft flanges, and comprises a lower connecting plate, an upper connecting plate, and backing rings arranged between the lower connecting plate and the upper connecting plate. The range-extending electric hybrid generator and engine crankshaft connecting device provided by the invention is reasonable in integral structure design; with the structure, the generator shaft is thickened and a generator bearing is enlarged under the condition that the engine crankshaft is thinner, so that the bearing requirement of generator rotor running is fully met, and the service life of the generator bearing is prolonged.

The invention discloses a pull rod node assembly and a design method thereof. The pull rod node assembly comprises a pull rod and a node pressed into the pull rod; the node is composed of a core shaftand rubber bonded to the core shaft in a vulcanized mode. The node is characterized in that a part, matched with the pull rod, of the node is divided into three sections, wherein a stop section is located in the middle and has a stop function, and symmetrical sections are arranged on the left side and the right side of the stop section in a mirror symmetry mode; the core shaft diameter of the stop section is larger than that of the symmetrical sections, the rubber thickness of the stop section is smaller than that of the symmetrical sections, the rubber of the stop section is in a free state,and the rubber of the symmetrical sections is in a pre-compression state. Comfortable performance is improved, rigidity requirements under large loads and damping requirements and bearing requirements of the node under different lines are met, fatigue life of products is prolonged, and safety of vehicle operation is guaranteed.

The invention discloses a carbon fiber square cabin. The carbon fiber square cabin comprises a plurality of carbon fiber composite plates, a plurality of carbon fiber inner trim strips, a plurality of carbon fiber outer corner-covering strips and a carbon fiber door, wherein the carbon fiber composite plates are riveted with rubber and fixed to form a cabin body through the carbon fiber outer corner-covering strips and the carbon fiber inner trim strips; the carbon fiber door is arranged on an outer side surface of the cabin body; carbon fiber rectangular pipe section materials of the carbon fiber composite plates are adhered and fixed to form a carbon fiber frame; carbon fiber masks are separately adhered and fixed to the upper side and the lower side of the carbon fiber frame; filling materials are filled in the carbon fiber frame which is arranged between an inner carbon fiber mask and an outer carbon fiber mask; a plurality of pre-buried iron blocks are also fixed in the carbon fiber composite plates. The carbon fiber square cabin disclosed by the invention is high in rigidity and high in strength, and conforms to bearing requirements of equipment, and all army standard requirements can be met; the application range of the square cabin is further extended; about 30% of the weight is reduced. The whole cabin disclosed by the invention has the functions of rain prevention, dust prevention, and heat insulation, fungus prevention and salt spray prevention, and moist heat prevention, and has certain electromagnetic shielding function.

The invention relates to the technical field of biology, in particular to a full-automatic quality control system which comprises a goods storage area, a quality inspection area and a control system which are arranged in a positive pressure environment, and the control system is internally provided with a set of a plurality of control processes of a robotic arm and a set of control site image groups formed according to time streams corresponding to the control processes of the robotic arm A; and meanwhile, an image verification unit is arranged in the control system and used for comparing a real-time video stream, obtained by the camera system, of a certain control process of the robotic arm with a control image group of the corresponding control process according to time points. According to the technical scheme, comprehensive automatic detection in the cell production process is achieved, and the quality stability in the cell batch production process is effectively guaranteed.

The invention discloses a heavy-load parallel type state switching device. The heavy-load parallel type state switching device comprises an annular oil cylinder. An annular piston is mounted in a cylinder block of the annular oil cylinder. A support is arranged in the middle position of the annular oil cylinder. A nut is fixedly arranged on the support. The nut is internally in threaded connectionwith a screw rod. The screw rod is rotatably mounted on the support. The screw rod is connected with a driving device. The driving device drives the screw rod to rotate. The invention aims to providethe heavy-load parallel type state switching device which is compact in structure and capable of meeting the requirements for heavy-load bearing.

The invention relates to a portable mounting support for mounting electric mechanism boxes for disconnectors. The portable mounting support comprises a box holder. A partition disposed within the box holder divides the same into two cavities with upper and lower ends opened; the upper cavity is a receptacle; telescopic legs are supported at four corners of the lower cavity; each telescopic leg comprises a fine-adjustment telescopic segment and an adjustable telescopic segment. The portable mounting support is simple and stable in structure; the need for bearing heavy electric mechanism boxes for disconnector is met; the height of the portable mounting support can be adjusted in a large range and can also be finely adjusted in a certain range, and resting a stable horizontal frame is made possible; on the basis above, the time of mounting the electric mechanism boxes for disconnectors is greatly shortened, efficiency is improved, and mounting cost is indirectly decreased; the parts of the portable mounting support are connected in a threaded manner, and the portable mounting support can be dissembled and carried, thereby bringing great convenience.

The invention relates to a magnetic circuit structure of a permanent magnet crawler for a wall climbing robot, which is composed of a permanent magnet adsorption unit and two rows of roller chains, wherein the double rows of chains with a bent plate and mounting holes are arranged on the bent plate of the chain, and the permanent magnet adsorption unit adopts a B magnetic circuit. The invention has the advantages that the weight of the robot and the weight of the equipment attached to the robot can be carried without falling off because the crawler has strong adsorption force, and the weight of the robot and the equipment attached to the robot can be carried without falling off because the crawler meets the needs of load, obstacle-crossing and power.

The invention discloses a safe floating mechanism for an offshore platform and a lifting system of the offshore platform. The safe floating mechanism comprises a locking pin assembly and a floating base. The locking pin assembly is mounted in the middle of the floating base. The safe floating mechanism further comprises a plurality of buffer devices and a plurality of guide plates. The buffer devices are mounted at the upper end and the lower end of the floating base, and the guide plates are bolted to the left side and the right side of the floating base. The safe floating mechanism for the offshore platform is suitable for the hydraulic pin type lifting system of the offshore operation platform and is used for locking a pile leg and achieving a radial restraining and fastening effect on the pile leg to ensure uniform distribution of a load. Compared with a pin mechanism fixedly mounted in a pile fixing frame (7), by adoption of the safe floating mechanism for the offshore platform, collision deformation between a locking pin shaft and the pile leg is avoided, the safe reliability is improved, and the service life is prolonged.

The invention discloses environment simulation detection equipment that comprises a detection box body and a controller; a heat preservation chamber, an air source chamber and a ventilation cabin located at the bottom of the heat preservation chamber are arranged in a cavity of the detection box body. A convective circulation power source, a temperature heater and a freezing evaporator are arranged in the air source chamber; a hollow part is arranged on the side wall of the air source chamber, the ventilation cabin is provided with an inclined outer wall, a plurality of ventilation grooves communicated with the heat preservation chamber are formed in the inclined outer wall, a bearing support mechanism is arranged in the heat preservation chamber, and in the detection state, an air sourcepasses through the heat preservation chamber from the ventilation grooves to the hollow part to form circulation. According to the invention, environmental simulation detection of electronic productscan be realized, control of temperature, humidity, constant temperature time, heating and cooling rate and the like is satisfied, and the performance of the electronic products is accurately evaluated. The non-direct-blowing type circulating air flow is adopted, heat exchange of electronic products is uniform, and the detection precision is improved. The bearing support mechanism meets the bearingrequirements of electronic products of different specifications and is wide in application range.

The invention belongs to the field of airplane structural design, bionic structures and storage batteries, and provides an energy storage-bearing integrated bionic common wing rib and a manufacturing method thereof. The wing rib is specifically a storage battery pack block (1) formed by arranging storage battery single bodies (4) and solid electrolyte (5) containing fiber supporting bodies according to a shell layered structure; wherein the storage battery pack block (1) is prepared into a wing non-main bearing assembly in shape, and the outer surface of the storage battery pack block (1) is coated with the insulating coating (2); and each storage battery monomer (4) is connected in series and in parallel by utilizing the sprayed conducting circuit (3), and an electric signal is output to electronic equipment through the sprayed conducting circuit (3). According to the energy storage-bearing integrated bionic common wing rib, the units and the monomers of the storage battery have certain mechanical properties, and meanwhile, the wing non-main bearing wing rib formed by arranging the monomers of the storage battery according to a high-strength shell layered structure not only has an energy storage function, but also can meet the bearing requirements of actual use.

The invention discloses an operation platform used for an overhead operation engineering vehicle, which comprises a main body part and a movable part, wherein the main body part is supported by an arm support of the overhead operation engineering vehicle, and the movable part is movably connected with the main body part; the movable part can extend out or retract in the transverse direction of the operation platform relative to the main body part. The invention also discloses an overhead operation engineering vehicle comprising the operation platform. When the overhead operation engineering vehicle runs on a road, the movable part can be retracted relative to the main body part, the total width of the operation platform is smaller, and the requirements of the relevant law and legislation of China can be met. When the overhead operation engineering vehicle is in a normal operation state, the movable part can be extended out relative to the main body part, thereby providing larger volume so as to meet the carrying requirements of large-sized equipment or large-sized articles and enhance the adaptability of the overhead operation engineering vehicle.

The invention discloses a method suitable for conducting reconstruction and reinforcing on an existing artificial foundation. The method comprises the steps that an original foundation is included, the original foundation is reinforced and improved to form a composite foundation by arranging plain concrete piles; according to the technical scheme, the pile body concrete strength grade of the plainconcrete piles is C20, the pile diameter is 500 mm, the effective pile length is 10.5-12.5 m, a silty clay layer or locally a first highly weathered tuff bed serves as a supporting stratun of the pile end, the pile spacing of a main building is 1.48 m*1.55 m, the pile spacing of podium buildings is 2.0 m*1.8 m, and the pile top is provided with a gravel mattress layer with the thickness being 200mm. Accordingly, the effects of fully utilizing the bearing capacity of the original artificial foundation and being uniform in foundation deformation are achieved.

The invention relates to a network resource allocation method and device, computer equipment and a storage medium. The method comprises the steps of obtaining positioning information of a robot in a working space, determining a positioning interval to which the robot belongs according to the positioning information, and distributing network resources to the robot through a network slicing technology based on the positioning interval to which the robot belongs. According to the method, the resources are distributed to the robot in a targeted manner according to the positioning interval of the robot, the problems of communication delay and high packet loss rate of the robot located in the working space are solved, data transmission can meet the service bearing requirement, meanwhile, the network resources are distributed by using the network slicing technology, the safety and reliability of data bearing can be improved, and high-precision control over the inspection robot is achieved.