15results about How to "Expand the usable range" patented technology

The invention relates to the field of building materials, and particularly discloses ultra-high-toughness marble-imitated ultra-high-performance concrete and a preparation method thereof. According to the prepared ultra-high-performance concrete with ultra-high toughness, marble-imitated material and white system, the metakaolin is used as a synergistic dispersion matrix, the nano-scale cellulose fibers are fully dispersed in the matrix, the performance advantages of the nano-scale cellulose fibers can be fully played through the method, the agglomeration problem of nano-scale cellulose is solved, and the super-high-performance concrete with the ultra-high toughness, marble-imitated material and white system is obtained. The homogeneity of the concrete is improved. The bridging effect of the nanoscale cellulose fibers is more effectively exerted, so that the breaking strength and the toughness of the ultra-high performance concrete are greatly improved. The used synergistic dispersion metakaolin is white, the color of the concrete is not influenced after the metakaolin is doped, the prepared concrete is highly similar to marble, and the surface of the concrete is free of pores and defects. The application can effectively supplement application deficiency of a white ultra-high performance concrete synergistic dispersion system.

The utility model relates to the technical field of printing ink production, and discloses an environment-friendly printing ink reaction kettle flue gas treatment device which comprises a support, a waste gas treatment tank and a first gas suction hose arranged on the waste gas treatment tank. The end, away from the support, of the first air suction hose communicates with a second air suction hose in the vertical direction, a second supporting rod is movably arranged on the support in the horizontal direction, the end of the second supporting rod is fixedly connected with the air suction cover, and a driving mechanism used for driving the second supporting rod to move in the vertical direction is arranged on the support; the utility model provides an environment-friendly printing ink reaction kettle flue gas treatment device which has the effect of avoiding environmental pollution caused by dissipation of organic waste gas.

The present invention relates to the technical field of plastic-coated wires, and discloses a white degradable plastic-coated wire and a preparation method thereof, wherein the plastic-coated wire is composed of a metal wire in the middle, a plastic-coated layer included on the outer side of the metal wire, and a chelating layer that integrates the plastic-coated layer with the metal wire. The plastic-coated layer is composed of the following components by weight: 60-99.8 parts of degradable plastic particles, 3-30 parts of titanium dioxide, 1-2 parts of antistatic agents, 1-2 parts of anti-weathering agents, 0-2 parts of plastic production aids, and 0-8 parts of plastic functional aids. The chelating layer is composed of the following components by weight: 0.5-1 parts of metal corrosive agents, 1-2 parts of metal chelating agents, and 0-1 parts of metal rust inhibitors. The plastic-coated layer of the plastic-coated wire can be degraded after use, which is in line with the concept of environmental protection of plastic degradation in modern society. In addition, the structure and preparation process of the white degradable plastic-coated wire are simple and scientific, and the quality of the prepared plastic-coated wire is uniform and stable, which is suitable for promotion and use.

The invention provides a new polymer material performance evaluation method, system and device, and the method comprises the steps: collecting multi-aspect performance detection data of a to-be-evaluated material, and integrating the data to generate a material performance detection table; inputting the material performance detection table into the material type prediction model to obtain a plurality of application field prediction results corresponding to the to-be-evaluated material; according to the application field prediction result, determining emphasized evaluation performance corresponding to the to-be-evaluated material and target performance data corresponding to the emphasized evaluation performance, and inputting the target performance data into the material evaluation model to obtain a prominent performance evaluation result of the to-be-evaluated material; and performing conventional performance evaluation on the to-be-evaluated material based on the prominent performance evaluation result to obtain a comprehensive evaluation result. The intelligent performance evaluation of the new polymer material is realized, the prediction result of the application field of the new polymer material is completed in the performance evaluation process, the targeted evaluation of different application fields is carried out, and the performance evaluation accuracy is effectively improved.

The application discloses a needle-tooth shell assembly and a speed reducer, and solves the problem of high difficulty in needle selection and the problem of speed reducer failure caused by needle-tooth groove wear in the prior art. The needle-tooth shell assembly comprises a needle-tooth shell and a needle-tooth sleeve. The needle-tooth sleeve is arranged to be movable on the needle-tooth shell, so that the position of the needle-tooth groove on the needle-tooth sleeve for cooperating with the needle can be adjusted, and the diameter of the needle-tooth shell is adjusted, so that the needle-tooth groove can be adapted according to the selection of the needle, the problem that the needle engagement top gap is too different from the theory due to the error in the diameter screening of the needle in the prior art is solved, the purpose of weakening the adverse effect of the large diameter fluctuation of the needle on the service life of the speed reducer is achieved, the assembly precision of the speed reducer and the service life of the speed reducer are improved, the purpose of reducing the idle stroke of the speed reducer and the attenuation rate of the stiffness curve is achieved, and the service life of the speed reducer is improved.

The utility model discloses an angle-adjustable writing desk based on gear ring meshing locking, which belongs to the technical field of desk angle adjustment, and comprises a desktop, desk legs and an angle adjusting mechanism, the angle adjusting mechanism is arranged on the desk legs, the desktop is arranged on the angle adjusting mechanism, the angle adjusting mechanism comprises a supporting arm, a limiting piece, a locking piece and a twisting piece, an inner gear ring is arranged on the supporting arm, a guide groove is formed in the limiting piece, a first tooth-shaped part is arranged at one end of the locking piece, a second tooth-shaped part is arranged on the side wall adjacent to one end of the locking piece, a tooth column is arranged on the twisting piece, the limiting piece is arranged on one side of the inner gear ring, the guide groove extends into the inner gear ring, and the locking piece is connected into the guide groove in a sliding mode. The torsion piece is rotationally connected to the limiting piece, the tooth column is meshed with the second tooth-shaped part, the torsion piece rotates to drive the locking piece to slide, separation and meshing of the first tooth-shaped part and the inner gear ring are achieved, combination is stable, the angle of the table top is convenient to adjust, and the angle subdivision degree is high.

The utility model relates to the technical field of building construction, and discloses an unloading platform for a multi-span steel structure, which comprises an inner extending part, a plurality of outer extending parts, a plurality of inner extending parts and a plurality of outer extending parts, the straight beam is connected with at least two steel beams of the steel structure; two ends of the oblique beam are respectively connected with the straight beam and the main beam; the transverse fork joint consists of a transverse rod and a longitudinal rod which are vertically connected; the transverse rods are connected with the straight beams in parallel, and the longitudinal rods are connected with the main beams in parallel, so that the straight beams are vertically connected with the main beams to form a T-shaped stress structure; the straight beam is provided with a middle section which is detachably connected; according to the discharging platform for the multi-span steel structure, the straight beams are perpendicularly connected with the main beams through the transverse fork joints to form a T-shaped structural system, the length of the middle section of each straight beam can be adjusted according to the distance between the steel beams, and therefore the single discharging platform can be matched with the steel beams of different spans; the overall installation requirement of the outer frame steel structure is met, the discharging platform can be recycled in a complex and changeable steel structure system, and practicability is high.

The utility model relates to the technical field of hydraulic clamping jaws, and discloses a hydraulic clamping jaw expanding mechanism which comprises a base, two first connecting columns are arranged on the bottom face of the base, a sliding groove is formed in the upper surface of the base, a sliding block is arranged in the sliding groove, a threaded through hole is formed in the middle of the sliding block in a penetrating mode and parallel to the sliding groove, and a rotating rod is arranged in the threaded through hole in a penetrating mode. One end of the base is open, a sealing cover is detachably arranged at the end of the base, a second mounting hole is formed in the middle of the sealing cover in a penetrating mode, the other end of the rotating rod is rotationally arranged in the second mounting hole, a connector is arranged at the other end of the rotating rod, a connecting insertion hole is formed in the upper end of the sliding block, and a clamping jaw body is inserted into the connecting insertion hole. The two corresponding sides of the clamping jaw body are provided with an inwards-concave arc-shaped face and an outwards-convex arc-shaped face respectively. The sliding block moves in the sliding groove, so that the adjustable range of the moving distance of the hydraulic clamping jaw is further expanded, the usable range of machining equipment is widened, and the production cost is reduced.

The utility model discloses a sliding type intelligent socket, and relates to the technical field of intelligent sockets, the sliding type intelligent socket comprises an upper frame body, an intelligent socket assembly and a lower frame body, the left side of the interior of the upper frame body is provided with a power connection module, the front and rear sides of the upper frame body are provided with upper sliding grooves, and the lower side of the middle part of the upper frame body is fixedly provided with an upper wire groove; and an intelligent socket assembly is slidably installed above the upper frame body, sliding blocks are fixed to the front side and the rear side of the bottom of the intelligent socket assembly, a power supply wire is connected between the intelligent socket assembly and the power connection module, and the power supply wire is of a spiral coiled structure. According to the sliding type intelligent socket, the upper frame body and the lower frame body are arranged in an up-down sliding mode so that sliding contraction or expansion can be facilitated to change the movable range of the intelligent socket assembly, functionality is good, the structure is compact, the intelligent socket assembly can contract to reduce the occupied space when not used, and the sliding blocks of the intelligent socket assembly can slide with the upper frame body and the lower frame body; therefore, the position of the intelligent socket assembly can be adjusted, and the available range is enlarged.

The application discloses a data exporting method, device and equipment and a storage medium, and the method comprises the following steps: when a data exporting instruction is received, a target configuration file corresponding to a target data standard is selected from a preset library; a corresponding configuration file is created in advance for each type of data standard in the preset library; the target configuration file is used to obtain to-be-exported data from a created BIM model; the to-be-exported data is converted into standard data conforming to the target data standard according to the target configuration file; all the converted standard data is stored in a preset standard file and saved; and the BIM model can be efficiently and accurately converted into a file of a general data standard, so as to be used for model conversion, data review, data transmission and other purposes.

The utility model discloses a medicine storage rack which comprises a sickbed, supporting legs are fixedly connected to the lower surface of the sickbed, transverse rods are fixedly connected to the side surfaces of the supporting legs, buttons are fixedly connected to the side surfaces of the sickbed, mounting rods are fixedly connected to the lower surface of the sickbed, and a mounting plate is fixedly connected to the lower surface of the sickbed. A telescopic rod is fixedly connected to the side surface of the mounting plate, a storage rack is fixedly connected to the end, away from the mounting plate, of the telescopic rod, and a sliding block is fixedly connected to the side surface of the storage rack. According to the structure, the storage rack is installed at the bottom of the sickbed, the usable range around the sickbed is enlarged, collision to people is avoided, the storage rack is controlled to slide through the button, the storage rack is pushed out during use, medicine and the like can be stored, medicine and the like of patients can be stored in the storage rack, fragile medicine bottles and the like can be placed and prevented from being broken during infusion of medical care, and people can sit on the storage rack; therefore, the bed is convenient to use, and the practicability is improved.

The utility model discloses a kind of beef tallow injection equipment for hot pot material making, it is related to hot pot material making technical field.The beef tallow injection equipment for hot pot material making, including supporting base, lifting mechanism and weighing mechanism, lifting mechanism is set in the top of supporting base, lifting mechanism includes guide rod, sliding block and heating box, and multiple groups of sliding blocks are fixedly installed in the front and back sides of heating box, and the inner portion of sliding block is slidably connected with the outer wall of a group of guide rods;Weighing mechanism is set in the top of supporting base, and weighing mechanism includes mounting groove, damping rod and connecting plate, and the inner side top of mounting groove is fixedly connected with one end of damping rod, and the other end of damping rod is fixedly connected with the top of connecting plate.The height of heating box can be adjusted, so as to adapt to different size hot pot material frying pan, so that oil outlet pipe can be inserted into the inside of frying pan to pour oil, increase the usable range of device, reduce the probability of beef tallow splashing from frying pan.

The utility model discloses a rotary power adapter, which relates to the technical field of power adapters and comprises a power adapter body, a groove with a circular structure is arranged on one side of the power adapter body, pins are arranged in the groove, and a wire is fixedly connected to the other side of the power adapter body. The power adapter further comprises a rotating mechanism and a storage mechanism, the rotating mechanism is arranged in the groove and used for changing the relative position of the plug pin and the power adapter body, and the storage mechanism is arranged at one end of the electric wire and used for adjusting the length of the electric wire. The power adapter is provided with the rotating mechanism, so that the smaller surface of the power adapter body is in contact with a socket, the power adapter body is prevented from being blocked by other plugs, the positions of other pins are prevented from being blocked, the storage mechanism is arranged to drive the winding shaft to rotate, the winding shaft rotates to wind the wire, and the storage operation of the wire is realized. And the length can be adjusted according to the use distance of the wire.

The invention relates to a hybrid transmission synchronizer protection control method and device and a medium. The method comprises the following steps: executing a synchronizer protection function action after a synchronizer protection function activation condition is met, and stopping executing the synchronizer protection function action after a synchronizer protection function exit condition is met; the protection function activation condition of the synchronizer is as follows: the hybrid mode is series connection; gear conditions are met; no fault related to action execution exists; the synchronizer protection function exit conditions are as follows: the hybrid mode is pure electric or parallel; the target gear is an N gear or the actual gear is a non-N gear; the function action is executed; a fault related to action execution exists; the gear available range is widened, when a gear engaging command is detected and a large speed difference exists at the two ends of the synchronizer, the design action is executed, the speed difference at the two ends of the synchronizer is effectively reduced, and when the gear engaging action is executed, abrasion to the synchronizer in the synchronizing process is reduced, the synchronizing speed is increased, and synchronizing impact is reduced.

The present invention relates to the technical field of water conservancy project management, specifically to an intelligent water conservancy project management system, which includes a basin integrated management module, a water resources allocation module, a water quality and environment monitoring module, an engineering maintenance and fault response module, an engineering project evaluation and optimization module, a risk management and emergency response module, an unconventional water source development module, and a project decision-making and strategy formulation module. In the present invention, by simulating the impact of different control schemes on water resources supply and demand, the operation strategy of reservoirs and sluices can be optimized, and by analyzing sensor data and historical operation trends, future maintenance needs can be predicted and corresponding maintenance and repair plans can be formulated to enhance the sustainability of engineering projects. The simulation analysis of project operation performance and data uncertainty processing make engineering projects more stable and reliable, and the development of unconventional water sources further expands the available range of water resources.