219results about How to "Guaranteed load capacity" patented technology

The invention provides a foam concrete composite heat preservation wall body with concrete blocks, belonging to the field of building energy conservation. The foam concrete composite heat preservation wall body is used for buildings, such as dwellings, workshops, hotels and the like, and is particularly suitable for new rural reconstruction. The wall body provided by the invention is prepared by constructing different combinations of five concrete precast blocks with different shapes with cement mortar. According to a quantity of floors, the wall body is reinforced, and a wall post and a ring beam can be borne by using wall body reinforcing ribs with different quantities, different manners and different specifications. Ordinary concrete is cast at positions of posts and beams in the hollow wall body, and foam concrete with a concentration of 200-400 kg/m<3> is cast at the other positions, so as to form the heat preservation and sound insulation wall body, and carry out mortar plastering and decoration. When the wall body provided by the invention is more than or equal to 250 mm thick, an average volume weight of the wall body is less than or equal to 600 kg/m<3>, a heat conduction coefficient is less than or equal to 0.4 W/(m2.K), and a pressure-resistant strength of a wall surface is more than or equal to 20 MPa. The wall body provided by the invention has the advantages of convenience and rapidness of construction. Furthermore, the wall body is firm, durable, mild, environment-friendly and safe.

The invention discloses a steel column butt joint plane position correction device which comprises a panel used for placing a jack, a baffle used for abutting against the jack, a connection plate used for being connected with a butt joint steel column lug, a vertical supporting column and an inclined supporting column, wherein the vertical supporting column and the inclined supporting column are used for supporting the panel. The baffle is vertically arranged at the right end of the upper surface of the panel, and the connection plate is arranged at the left end of the panel; one end of the vertical supporting column and one end of the inclined supporting column are vertically arranged at the left end and the right end of the lower surface of the panel respectively, the other end of the inclined supporting column is connected with a column body of the inclined supporting column, and the other end of the inclined supporting column is in contact with the outer surface of a butt joint steel column. According to the steel column butt joint plane position correction device, quick and effective correction of the steel column butt joint plane position can be achieved without the need of arranging extra temporary connection plates on the steel column, the device has the advantages of being simple in structure, convenient to manufacture, reliable to operate and capable of being repeatedly used, position adjustment time of hoisting equipment is greatly shortened, and cost is reduced.

The invention discloses a manufacturing process for an environment-friendly construction modularization tool type temporary road plate block. The specific manufacturing process comprises the steps of 1, surveying and lining; 2, manufacturing of U-steel frames; 3, welding of frame reinforced reinforcing steel bars; 4, assembling of reinforcing steel bars; 5, pre-burying and installing of lifting rings; 6, installing of lifting ring hole die sleeves; 7, concrete pouring; and 8, maintenance. The environment-friendly construction modularization tool type temporary road plate block applying the manufacturing process comprises the U-steel frames, the frame reinforced reinforcing steel bars, the inside assembling reinforcing steel bars, the lifting rings and pouring concrete plate block bodies. According to the manufacturing process for the environment-friendly construction modularization tool type temporary road plate block, U-steel cantilever beams used for cantilever scaffolds in former projects are adopted as frame materials, and the advantage of environmental protection is achieved; the process of double-layer reinforcement distribution is adopted, and thus the bearing capacity of the road plate block is ensured; laying of the modularization tool type temporary road plate block is flexible through factory-like manufacturing, and the temporary road plate block can be laid or folded according to the requirements of an engineering site and are widely applied; the temporary road plate block can be reused for many times, so that environmental pollution is reduced, the effects of energy conservation and environmental protection are achieved, and the purpose of environment-friendly construction is achieved.

The invention provides a needle tooth cycloid speed reducer. The needle tooth cycloid speed reducer comprises a cycloid disc, a needle tooth shell, and a needle tooth component clamped between the cycloid disc and the needle tooth shell. The needle tooth component comprises multiple elastic rolling column combinations uniformly distributed in the peripheral direction of the inner side of the needle tooth shell. The elastic rolling column combinations comprise elastic rolling columns, and elastic elements clamped between the elastic rolling columns and the needle tooth shell in the radial direction of the needle tooth shell.

The invention provides an advance support, an advance support set and an advance supporting device. The advance support comprises bases, support cylinders, a top beam and guard boards. One end of each support cylinder is connected to the corresponding base. The other end of each support cylinder is connected to the bottom of the top beam. The advance support further comprises support posts including first posts and second posts. One end of each second post is telescopically mounted at one end of the corresponding first post. The other end of each first post is fixedly connected to the corresponding base. The other end of each second post is fixedly connected to the top beam. The second posts support the top beam along with telescoping of the support cylinders. The invention further provides an advance support set and an advance supporting device. Repeated supporting with the advance support set can be reduced, damage of a top plate can be reduced, speed of moving the advance support is increased, labor intensity is reduced for workers, and production efficiency is improved.

The invention relates to a movable multilayer drawing double-faced wall-mounted storage cabinet which comprises a cuboid shell with the front portion opened. A plurality of pairs of up-down symmetrical positioning rails are evenly and longitudinally mounted on the upper top face and the lower bottom face inside the shell at intervals, and a double-faced wall-mounted plate which can be drawn to slide along the corresponding positioning rails is inserted between each pair of up-down positioning rails. A plurality of rows of through rod hanging holes are evenly formed from the top of each double-faced wall-mounted plate to the bottom at intervals, and a plurality of rows of embedded rod hanging holes are evenly formed between every two rows of through rod hanging holes at intervals. Double-faced hanging rods which transversely penetrate through the double-faced wall-mounted plates are inserted into the through rod hanging holes, and a single-faced hanging rod with one end being provided with a screw thread is arranged in each embedded rod hanging hole in a rotating mode. The movable multilayer drawing double-faced wall-mounted storage cabinet is simple in structure, novel in conception, small in size, flexible to carry in the independent using process, and capable of bringing great convenience to operators and greatly improving the space optimizing effect.

The invention provides an auxiliary refrigeration floor module which comprises a load bearing grid plate, a bracket and a fan, wherein the load bearing grid plate comprises a frame, a plurality of first fixing bars, a plurality of second fixing bars and a plurality of regulation grid slips. Compared with the prior art, the auxiliary refrigeration floor module provided by the invention is good in heat dissipation effect and can be installed on the air outlet of a floor or in the air outlet of the floor, so that the distribution space of a cabinet and data processing equipment is not occupied, thus the operation of the data processing equipment on the cabinet is not influenced, and the layout of the cabinet and the data processing equipment on the cabinet is not influenced; and furthermore, the load bearing grid plate provided by the invention has the following advantages: in terms of material quality, the load bearing problem is solved; in terms of the structure, the regulation grid slips are arranged, so that the ventilation rate is up to 85%, and unification of contradictions is well realized.

The invention provides a mechanical device for massive cultivation of sea cucumbers. The technical problems that the existing sea cucumber cultivation device does not have overall consistency, the constant cleaning and the stability of growing environment of the sea cucumber are not take into consideration, large human cost and labor time are consumed, and the labor intensity is high are solved. The mechanical device comprises a culture pond, two parallel sliding rails arranged above the culture pond, a running rail capable of moving on the sliding rails and arranged between the two sliding rails, a lifting hook lifting mechanism capable of moving on the running rail and a human-simulated shaking mechanism located inside the culture pond. The lifting hook lifting mechanism can be connected with the human-simulated shaking mechanism. The mechanical device for massive cultivation of the sea cucumbers is designed according to production requirements of actual farmers and production processes, the constant cleaning and the stability of the growing environment of the sea cucumber are taken into consideration, the wavy stimulation time of the growing environment of the sea cucumber is reduced, the working time is reduced, the labor force is reduced, the labor cost and the impact of human factors are reduced, and the mechanical device enables the cultivation to be convenient and mechanized to be controlled conveniently.

The invention discloses a demounting, mounting and maintenance tool for a flotation machine. The demounting, mounting and maintenance tool for the flotation machine comprises a machine base platform (A), a movable support bracket (B), a fixed support bracket (C), a movable rail trolley (D), a hydraulic lifting system (E) and a maintenance support plate system (F), wherein the movable support bracket (B) and the fixed support bracket (C) are oppositely installed at the right end of the machine base platform (A); the movable rail trolley (D) is installed at the left end of the machine base platform (A); the hydraulic lifting system (E) is mounted on the movable rail trolley (D); the maintenance support plate system (F) is installed above the hydraulic lifting system (E); the machine base platform (A), the movable support bracket (B), the fixed support bracket (C), the movable rail trolley (D), the hydraulic lifting system (E) and the maintenance support plate system (F) integrally form the demounting, mounting and maintenance tool. According to the demounting, mounting and maintenance tool, the flotation machine is more convenient to maintain, time and labor are saved, the replaced new assemblies of the flotation machine are prevented from causing scratches and damage in the process of mounting, assembly accuracy is improved, existent potential safety hazards when the flotation machine is disassembled and assembled are eliminated, and a premised guarantee is provided for stabilizing indicators in beneficiation.

The invention provides a fireproof door with a protective titanium alloy plate. The door comprises the external protective titanium alloy plate, a fireproof coating arranged on the outer surface of the titanium alloy plate in a coating manner and a concrete door blank wrapped in the protective titanium alloy plate. The concrete door blank comprises concrete and a round steel pipe in the concrete. Iron-based materials are adopted in the steel pipe so that the requirement for the bearing strength can be effectively met, and the steel pipe is good in corrosion resistance when making contact with the concrete. According to the fireproof door with the protective titanium alloy plate, the concrete is made of multiple mixings, and the compressive strength is achieved

The invention discloses a dual-mode electric excavator facilitating cable collection and a dual-mode driving method thereof. The electric excavator comprises an excavator body, a hydraulic system, a power output system, an energy system, a switching device and a programmable controller. The energy system comprises a work energy subsystem and a non-work energy subsystem, the work energy subsystem comprises a power supply cable, a cable collecting device and a via hole collecting ring, and the power supply cable inputs electric energy to an electric energy electric motor. The non-work energy subsystem comprises a storage battery set and a voltage transformation inverter, and a storage battery set inputs electric energy to the electric energy electric motor through the voltage transformationinverter. The switching device is used for the work energy subsystem and the non-work energy subsystem, one is selected for inputting electric energy to the electric energy electric motor, and the other one is stopped from inputting electric energy to the electric energy electric motor. The use rate, the climbing capacity, flexibility and climbing stability of energy can be improved. Use safety and bearing capacity of the power supply cable can be ensured, property is stable, and the excavator is safe and reliable.

The invention discloses a building energy-saving wall with a temperature control function. The building energy-saving wall comprises an upper fixing plate and a lower fixing plate, a temperature control box is arranged between the upper fixing plate and the lower fixing plate through welding, a semi-conductor refrigeration sheet is fixedly connected to the top on the right side of the temperaturecontrol box, an electric heating panel is fixedly connected to the bottom on the right side of the temperature control box, and an installation plate is welded to the portion, between the upper fixingplate and the lower fixing plate, on the right side of the temperature control box. Through the arrangement of the upper fixing plate, the lower fixing plate, the temperature control box, the semi-conductor refrigeration sheet, the electric heating panel, the installation plate, a solar panel, an accessory box, a processor, a signal transmit-receive module, a storage battery and an inverter, thewall has the automatic temperature control function, and the problems are solved that an existing wall has no temperature control functions, the indoor temperature is too high or too low, so that a habitant needs to adjust the indoor temperature through an air conditioner, and the habitant comfort is reduced.

The invention discloses a method for calculating the grinding output of an MP-G type medium-speed coal mill, which comprises the following steps: 1, providing basic coal quality parameters for calculating a coal sample: received basis total moisture Mt, received basis ash content Aar and a Hardgrove grindability index HGI, and determining the fineness R90 of pulverized coal to be ground at the same time; 2, calculating the grinding output BM of the MP-G type medium-speed coal mill according to the power industry standard, namely the design specification DL/T 5145-2012 of a coal pulverizing system of a thermal power plant; 3, calculating the final grinding output BMX of the MP-G type medium-speed coal mill. The method is suitable for medium-hard grinding (HGI) power coal, including bituminous coal, meager coal and anthracite, and can be used for coal mill model selection of a newly-built power plant and coal mill transformation of a built power plant. By means of the calculation method,the on-load capacity of the coal mill can be improved, the fineness of pulverized coal has large adjustment allowance, and the problems of hearth slagging, pollutant NOx generation concentration reduction and the like can be solved through pulverized coal fineness adjustment.

The invention relates to a prefabricated component stacking device, and discloses a prefabricated wall stacking frame. The stacking frame comprises two groups of side frames, a bottom supporting layerwhich is horizontally arranged between the two side frames and upper cross beams which are arranged on the tops of the side frames, and a plurality of hanging lugs are fixed to the tops of the side frames; the bottom supporting layer comprises a plurality of bottom beams which are parallelly arranged at intervals; inserting rods are horizontally fixed to the parts between any of the two adjacentupper cross beams, and inserting holes are formed in the parts between any of the two adjacent inserting rods; the end parts of the inserting rods and the adjacent sides of the upper cross beams are slidably connected, and locking assemblies are arranged on the upper cross beams; the side frames comprise upper chord members, lower chord members and reinforced rod groups; end frames are arranged onboth sides of the prefabricated stacking frame, and the end frames comprise upright columns and second oblique supporting members. The prefabricated wall panel stacking frame has the advantages of being stable in structure, high in load bearing capacity, long in service life, wide in application range, high in durability and capable of achieving integrally hoisting assembly of prefabricated wallpanels and greatly improving the transferring efficiency of the prefabricated wall panels.

The invention relates to the field of robots, the invention relates to a bionic robot, in particular to a four-foot bionic robot with a flexible spine. The robot comprises the flexible spine and a plurality of multi-degree-of-freedom machine legs fixed to the flexible spine. The flexible spine comprises a main skeleton, an auxiliary skeleton and buffer springs which are each of a rectangular structure. A supporting part is mounted in the end part of the main skeleton; a plurality of rotating motors are mounted on the connecting part; the axes of output shafts of all the rotating motors are collinear; a connecting frame is mounted at the end part of the secondary skeleton; the connecting frame is fixedly connected with the output shafts of all the rotating motors; the two ends of each buffer spring are fixedly connected with the end face, where the bearing part is located, of the main skeleton and the end face, where the connecting frame is located, of the auxiliary skeleton correspondingly. The robot is high in bearing capacity, high in stability and simple in structure, certain bearing and flexibility are guaranteed, the flexible spine ground robot can better meet the speed requirement, and the moving capacity of the robot in an extreme environment is improved.

The invention discloses a water-cooling type hearth plate of a petroleum coke tank-type calcining furnace, and belongs to the technical field of petroleum coke tank-type calcining furnaces. An annular water sleeve inner plate (4) and an annular water sleeve outer plate (3) are fixedly connected between an upper flat plate (1) and a lower flange plate (6), the water sleeve inner plate (4), the water sleeve outer plate (3), the upper flat plate (1) and the lower flange plate (6) form a sealed annular cooling sleeve (11) in a surrounding mode, the lower end surface of the upper flat plate (1) is provided with an annular cooling half pipe (2) at the outer side of the water sleeve outer plate (3), the annular cooling half pipe (2) and the upper flat plate (1) form a sealed annular cooling water passage (12), the annular cooling water passage (12) is communicated with the annular cooling sleeve (11) through a connecting half pipe (8), and annular cooling water passage (12) is communicated with a water outlet pipe (10). The water-cooling type hearth plate of the petroleum coke tank-type calcining furnace has the advantages of lowering the temperature of the hearth plate, improving the work reliability of the hearth plate and the like.

The invention relates to a novel sliding-type gantry crane and a use of the novel sliding-type gantry crane in hoisting of GIS equipment. The novel sliding-type gantry crane comprises a main beam part, a control part and a support part. The main beam part comprises a main beam which is transversely arranged in the middle of the novel sliding-type gantry crane, a two-end support beam which is longitudinally arranged at two ends of the main beam and used for supporting the main beam, a top sliding rail which is fixedly arranged under the main beam, an electrically sliding trolley which is hung at a lower part of the top sliding rail and moves along the top sliding rail, a trolley traveling device which is in a fit relationship with the top sliding rail and is used for assisting the electrically sliding trolley to slide along the top sliding rail, an electrically hoisting chain calabash which is arranged under the electrically sliding trolley and used for moving hoisting equipment upward/downward, and a control part which is used for controlling the electrically sliding trolley to move and controlling the electrically hoisting chain calabash to rise and fall. The novel sliding-type gantry crane has the advantages of small volume, light weight, flexible movement, mounting/dismounting convenience, and flexible use.

The invention discloses a basement sealing door. The sealing door comprises a concrete sealing door blank and a titanium alloy board by which the concrete sealing door blank is wrapped. The concrete sealing door blank comprises circular steel pipes and concrete by which the circular steel pipes are wrapped. The outer surface of the titanium alloy board is coated with a corrosion resistant coating. As the steel pipes are made of iron-based materials, the requirement for the load bearing strength can be effectively guaranteed, and as the steel pipes are in contact with the concrete, the corrosion resistance is good; the concrete of the basement sealing door is made of various mixed materials, and the compressive strength reaches 31 MPa under the 7-d condition and 52 MPa under the 28-d condition.

The invention discloses a rotary holding and clamping mechanism and a rotary holding and clamping trolley, and relates to the technical field of mechanical carrying. The problems of high labor intensity and potential safety hazards of manual carrying of material coils in plastic printing are solved. The rotary holding and clamping trolley comprises a frame and a chassis, a rotary lifting mechanismand a rotary holding and clamping mechanism are arranged on the chassis, and the rotary holding and clamping mechanism comprises a base. A rotary disc and a rotation driving mechanism for driving therotary disc to rotate in a vertical plane are arranged on the base, and a fixed arm and a movable arm are oppositely arranged on the rotary disc. The movable arm comprises a hinged support fixedly connected with the rotary disc, a rotary arm is hinged to the hinged support, a V-shaped clamping plate is hinged to the end, away from the hinged support, of the rotary arm, and a holding and clampingoil cylinder for driving the rotary arm to swing up and down around the hinged support is arranged on the rotary disc. According to the rotary holding and clamping mechanism and the rotary holding andclamping trolley, integrity is high, the structure is small, exquisite and compact, operation is simple and convenient, turning and moving of the rotary holding and clamping trolley are convenient, limitation from the operation site area is small, flexible operation in the small space is facilitated, and the application requirements of the printing clean workshop with the high clean requirement,small space and high load requirement are met.

The invention belongs to the field of plate support replacement, and relates to a large plate support replacing system. The large plate support replacing system comprises a weighing platform for weighing plates; an automatic centering mechanism used for carrying out centering treatment on the weighed plates; a lifting and rotating mechanism used for lifting and rotating the plates, wherein a bearing table is arranged on the lifting and rotating mechanism and used for bearing the plates, and the area of the bearing table is smaller than that of the plates; an adsorption separation device arranged around the periphery of the bearing table, located below the table top of the bearing table and used for adsorbing paper at the bottoms of the plates on the bearing table so that the paper on the edges of the plates can be separated from the plates; a lifting device arranged around the bearing table, and a first fork is arranged on the lifting device and used for forking the plates from the paper separation position on the edges of the plates; and a paper extraction device arranged on one side of the bearing table and used for grabbing and moving the edge of the paper separated from the plates after the plates are forked so that the paper can be completely separated from the plates. Automatic plate support replacement is achieved, the labor cost is reduced, and the operation safety is improved.

A cutting bit retaining assembly for mounting a cutting bit at a cutting machine. The assembly comprises a holder body to receive a shank like adaptor with a cutting bit demountable at one end of the adaptor. An annular shoulder is provided at the cutting bit mounting end of the adaptor having a wedge configuration so as to mount the cutting bit at a tilted angle relative to the shank of the adaptor to provide a desired cutting bit attack angle.

The invention relates to the technical field of data service opening, in particular to a system and method for processing a high-concurrency request by an external connection service. The system comprises an open service layer module, a security control layer module, a load strategy layer module, a load group layer module and a monitoring layer module. According to the system and method for processing the high-concurrency request by the external connection service, by designing the service console system, hospital external network service, data interaction safety and controllability, an interaction process traceability and load concurrency rules can be configured in the background and can also be automatically optimized through logs, so that the optimal concurrency load capacity is achieved. And an automatic operation and maintenance monitoring mechanism of the service console is provided, so that various indexes of hardware, networks and software are autonomously analyzed, and real-time early warning prompt of abnormal indexes is provided.

The invention discloses a lower-layer longitudinally-moving open type bridge that comprises a lower-layer structure and an upper-layer structure; the lower part of an upper-layer main beam is providedwith a lower-layer track beam along the length direction of the bridge; a bearing track and a driving track are arranged on the lower-layer track beam; a lower-layer movable bridge rack is supportedon the bearing track by adopting a suspension guide mechanism; the lower-layer movable bridge rack is also provided with a suspension type driving mechanism matched with the driving track; the lower-layer movable bridge rack is driven by the suspension type driving mechanism; the bridge is opened and closed by longitudinally moving along the bearing track; after the bridge is opened and closed inplace, locking between the lower-layer movable bridge rack and the bearing track is achieved through a rigid locking mechanism, and the bridge floor height difference between a lower-layer fixed bridge rack and the movable bridge rack is in smooth transition through a movable height difference compensation device to form a continuous slope. The lower-layer longitudinally-moving open type bridge isprovided; the problem that on-bridge traffic and large ships normally pass through at the same time under the condition that a longitudinal slope is limited is solved, and meanwhile, the defects thattraffic is interrupted when the bridge is opened, and vehicle traffic cannot pass through are avoided.