53results about How to "Reduce purchases" patented technology

This invention discloses a silicone oil thrust frame, relating to the field of medical device technology. It includes a syringe holder, an adapter holder, and an adapter. A syringe is quickly connected to the syringe holder. The syringe holder is connected to the adapter holder via a long connecting tube. A pagoda connector is quickly connected to the adapter holder. The pagoda connector is connected to the adapter via a short connecting tube. Both the syringe holder and the adapter holder have identical quick-release structures. This invention allows for rapid assembly and replacement of the syringe and adapter, is less prone to damage and detachment, and can quickly adapt to different devices in case of emergencies during surgery, avoiding waste of consumables, prolonged operation time, and reducing procurement costs.

The utility model provides a hub spindle connecting structure of a wind generating set and the wind generating set, and relates to the technical field of wind power generation. The hub and spindle connecting structure of the wind turbine generator comprises a hub, a transition connecting shaft, a spindle and a wheel disk, the hub comprises a shell and a center cavity defined by the shell, the first end, in the axial direction, of the transition connecting shaft penetrates into the center cavity, and the second end, in the axial direction, of the transition connecting shaft is integrally connected with one end of the spindle; the shell and the transition connecting shaft are integrally formed and connected; the radial plate is located in the center cavity, the first end of the radial plate is connected to the first end of the transition connecting shaft, and the second end of the radial plate is connected to the inner wall of the shell. The utility model provides a hub spindle connecting structure of a wind generating set and the wind generating set, which can reduce the cost and improve the overall rigidity.

The utility model discloses a kind of control systems of low-pressure steam recycling, it is related to low-pressure steam utilization technical field;Purpose is to utilize the surplus steam outside steel plant to carry out heat exchange to the condensate water in plant, and the following technical scheme is proposed: including low-pressure steam heat exchanger, the inlet end of low-pressure steam heat exchanger is connected with condensate water system in plant and low-pressure steam system outside plant respectively, and the outlet end of low-pressure steam heat exchanger is connected with deaerator and drain recovery system respectively;Low-pressure steam heat exchanger condensate water inlet end is equipped with inlet water side electric valve, low-pressure steam heat exchanger condensate water outlet end is equipped with outlet water side electric valve, and bypass electric valve, which is arranged in parallel with low-pressure steam heat exchanger, is also provided on condensate water pipeline;Control regulating valve and low-pressure steam inlet electric shut-off valve are arranged in series on steam pipeline outside plant.The utility model has the advantages of efficient heat exchange, heat recovery, steam quality optimization and utilization, water resource recycling, energy consumption reduction and the like.

This utility model relates to a testing device for PLC debugging, belonging to the field of industrial automation equipment. It includes input elements, output elements, and a power supply. The input elements include a digital input section, an analog input section, and a temperature input section. Both ends of the digital input section are connected to one side of a digital input terminal block, and the other side of the terminal block is connected to the PLC's digital input module. The analog input section connects to the power supply and the analog input terminal block; the other side of the terminal block is connected to the PLC's analog input module. The temperature input section connects to a temperature input terminal block; the other side of the terminal block is connected to the PLC's temperature input module. The output elements include relays, indicator lights, and meters. This utility model device is simple in composition, safe, and reliable. Before testing, the PLC to be debugged is connected to the device in place once, and no changes or verification of the wiring are required during debugging.

The invention provides a single-component solvent-free polyurethane hot melt adhesive for a functional fabric coating and a preparation method thereof, the hot melt adhesive comprises the following components by weight: 60%-80% of a polyether or polyester soft segment, 10%-20% of a diisocyanate hard segment, 3%-8% of a cross-linking agent and 1%-3% of a stabilizer compound; the curing agent is an isocyanate-terminated prepolymer and is cured by absorbing environmental moisture. According to the invention, a traditional cloth-film-adhesive multilayer physical compounding process is abandoned, and a functional coating with a micro-phase separation structure is generated in situ on the surface of the base cloth through a direct coating and chemical bonding mechanism of the single-component PUR adhesive, so that the problems that the fabric is easy to delaminate and blister and has plastic feeling are thoroughly solved; according to the present invention, the excellent waterproof gas permeation performance and the extremely soft degree are achieved, the whole process is free of solvent volatilization, the manufacturing cost is substantially reduced, and the extremely high environmental protection and industrial application value is provided.

The invention discloses a multifunctional PLC expansion device based on an FPGA and a configuration method thereof.The device comprises the FPGA, the FPGA comprises a communication module, a function configuration module, a pulse output module, a serial port module, a pulse counting module and an IO control module, the communication module is used for receiving a configuration instruction, and the function configuration module is used for receiving the configuration instruction; the function configuration module is respectively connected with the communication module, the pulse output module, the serial port module and the pulse counting module, and is used for selectively activating any one of the pulse output module, the serial port module or the pulse counting module according to the configuration instruction; and the IO control module is respectively connected with the pulse output module, the serial port module and the pulse counting module for function output.

The utility model discloses a punching production line convenient to change mould, include, support, material transfer truss, punching die frame, support setting in punching die chassis one side, be provided with first mobile subassembly on the support, and first mobile subassembly includes first guide rail, first sliding seat, and the head of first guide rail projects to the above of punching die chassis, and first sliding seat is matched with first guide rail, can slide on first guide rail, and the number of support is 2 3, and the first guide rail on all supports is parallelly arranged, and material transfer truss is movably fixed on first sliding seat, be provided with second guide rail and the second sliding seat of movable along second guide rail on material transfer truss, be provided with grabbing component on second sliding seat, be provided with punching die area on punching die frame, be used for installing punching die, the utility model has the characteristics such as convenient to change mould, small, low in cost, safe and reliable occupies space.

The utility model discloses a stamping die of fin, including lower die seat, the top of lower die seat is equipped with a plurality of float and sink pin, the top of lower die seat is equipped with the groove of being suitable for with the position of float and sink pin, the top of lower die seat is equipped with the material belt groove, lower die seat is provided with pin angle riveting seat in material belt groove, the top of lower die seat is provided with upper die seat, and upper die seat is fixedly connected with pin angle riveting head on one side close to lower die seat, and material belt groove is provided with SPCC electroplated PIN angle material belt, and the top of lower die seat is provided with fin main body material belt, and SPCC electroplated PIN angle material belt and fin main body material belt are perpendicular distribution, and the first sliding slot and the second sliding slot are seted up on lower die seat, and the first sliding slot is provided with moving block, and the one end of moving block is equipped with the slot. The utility model realizes the high degree of automatic, synchronous integration production of fin stamping and PIN angle riveting, reduces the number of mould and complicated process operation, reduces mould purchase, maintenance and artificial cost.

The application discloses a device for recycling asphalt in waste asphalt mixture, which comprises a main box body, a bottom plate fixed to the lower side of the main box body, a bottom frame fixedly connected to the lower side of the bottom plate for supporting, a feeding hopper fixedly installed at the top rear side of the main box body, and a cooling and conveying mechanism arranged in the main box body for cooling and conveying the asphalt mixture. The cooling and conveying mechanism is used for uniformly cooling the asphalt mixture to zero below, so that the asphalt material becomes brittle and fragile, and the stone material still maintains the original strength at low temperature due to the material characteristics. The extrusion mechanism uses an elastic rotating structure to apply controllable extrusion force to the mixture, the brittle asphalt material is preferentially crushed, and the stone material is hardly damaged in the extrusion process and can fall into a stone collecting hopper in an intact form. The device greatly improves the recycling rate of the stone material, the intact stone material can be directly used for road base or concrete aggregate, and secondary processing is not needed, so that the cost of stone purchase and reprocessing is remarkably reduced.

This invention provides a road petroleum asphalt-based hard-soft carbon composite material, the raw materials of which include road petroleum asphalt, light component small molecule stabilizer, heavy component small molecule oxidant, activator, and solvent; and the ratio of road petroleum asphalt:solvent:light component small molecule stabilizer:heavy component small molecule oxidant:activator is 1:15-25:0.05-0.2:0.05-0.2:2-5, calculated in g / mL / g / g / g. Furthermore, this invention also provides a method for preparing the aforementioned hard-soft carbon composite material, which includes the following steps: crosslinking treatment of the light component, crosslinking treatment of the heavy component, activation, and carbonization. This invention solves the problem in the prior art where the high price or low carbon yield of hard carbon precursors, high cost of oxidants, or complex overall formulations lead to high costs for the prepared asphalt-based sodium-ion battery anode carbon materials. The hard-soft carbon composite material of this invention not only has a lower cost but also combines the advantages of both hard and soft carbon, exhibiting high sodium storage capacity, high reversible specific capacity, high initial charge-discharge efficiency, and good cycle performance.

The utility model discloses a kind of puncture type welding-free joints, it is related to welding-free joint technical field, to solve the problems of existing puncture type welding-free joint complex structure, accessory, high cost. The puncture type welding-free joint includes joint shell and puncture type conducting sheet, joint shell is equipped with containing cavity, containing cavity both ends open, puncture type conducting sheet is installed in containing cavity, and one end of puncture type conducting sheet is equipped with puncture convex tooth;The joint shell on the side of puncture convex tooth is reversely connected with gland. The utility model only includes joint shell and puncture type conducting sheet two core components, simple structure, substantially reduce the number of accessories and production process, reduce production cost;Convenient to operate simultaneously, without professional tool and skill, can quickly complete light bar connection, and connection stability is high, effectively improve use experience, suitable for various connection scenarios of LED soft light bar.

The invention discloses a heliostat wireless control system and method based on multiple frequency bands. The system comprises an in-situ layer, a convergence layer and an application layer. The in-place layer is a heliostat in-place control layer and comprises a communication gateway, an in-place controller and corollary equipment of the in-place controller; the in-situ layer is based on a cable-free design, and the communication gateway and the in-situ controller are in communication connection through a wireless network; the convergence layer comprises a control center, a switch and a wireless management platform; the control center manages the communication gateway, distributes frequency bands for the communication gateway, and accesses the mirror field optical fiber ring network through the switch to communicate with the mirror field control system; the application layer comprises a mirror field operator station, an engineer station and a mirror field control and scheduling system, and is used for data collection, display and scheduling of the whole mirror field control system. According to the invention, the cost of the mirror field in the aspects of power distribution equipment, cable purchase and construction is obviously reduced.

This invention discloses a multifunctional vertical hydraulic jack and its usage method, relating to the field of hydraulic jack technology. The jack body is equipped with an oil tank and a lifting chamber, with a lifting piston rod slidingly mounted inside the lifting chamber. A pressurizing component draws oil from the oil tank through a suction pipe and pressurizes the hydraulic oil into the lifting chamber through a pressure pipe to achieve lifting. The pressure pipe includes a first pressure chamber, a second pressure chamber, a pressure spring, and a pressure adjusting screw for adjusting the oil circuit flow and pressure. A clearing pipe connected to one side wall of the pressure chamber allows high-pressure hydraulic oil to be discharged to the outside of the jack body for flushing equipment joints or internal oil circuits. A return oil pipe connects the oil tank and the lifting chamber, with the return oil controlled by a return screw. Furthermore, a hollow cavity is provided at the axis of the lifting piston rod, allowing for the detachable installation of a screw to achieve a pulling function. This invention integrates lifting, high-pressure flushing, and pulling functions, improving the practicality and applicability of the jack.

This utility model relates to the field of ceramic heater production technology, specifically a ring-shaped ceramic heater forming device, including a worktable and a forming component. The top of the worktable is provided with an adjustment component for controlling the lifting and lowering of the forming component, and the adjustment component is provided with a circulating rotation component. A bottom mold and a storage tray are symmetrically fixedly installed on the top of the worktable. The forming component includes a mounting shaft, and a bracket is fixedly installed at the bottom end of the mounting shaft. A clamp, a semi-forming upper mold, a first pressing mold, and a second pressing mold are fixedly installed at equal intervals at the bottom of the bracket. Multiple guide components are provided at equal intervals on the outer surface of the mounting shaft. By setting the circulating rotation component and the guide components, the effect of switching workstations is achieved using a purely mechanical structure, avoiding the complex configuration of motors, sensors, and control systems in traditional automated equipment. At the same time, it can achieve secondary precision pressing, which can correct problems such as dimensional deviations and uneven filling density during the initial pressing.

The utility model provides a fabric edge cutting device, and belongs to the technical field of fabric processing. A fabric edge cutting device comprises a working box, a conveying belt used for conveying fabric is installed at the center of the bottom in the working box, replacement grooves are symmetrically formed in the working box with the conveying belt as the center, replacement bases are detachably installed in the replacement grooves, first guide rails are installed at the bottoms of the replacement grooves, and the replacement bases are slidably arranged on the first guide rails; the replacement base is detachably connected with a material containing base through a plurality of first connecting pieces, and an edge cutting groove is formed in the material containing base. The utility model has the advantage of saving cost.

The utility model relates to a label -applying equipment technical field, concretely relates to a kind of conveying labeler, including label -applying conveying table, the end of label -applying conveying table is provided with material arranging device, one side of label -applying conveying table is provided with rack, the rack is sequentially provided with label placing module, marking module and label pressing module along the conveying direction of material, the label pressing module includes mounting seat, suction label disc is arranged on the mounting seat, driving source for the lifting of mounting seat is provided on the rack, label can be taken by using label pressing module, compared with the mode that the label is peeled off and attached on the surface of material by using traditional label plate, when flexible material is encountered, label can be pressed, ensure that label is attached more firmly, the product can complete label -applying operation to rigid material and flexible material, and two kinds of modes will not interfere with each other, can reduce the purchase of production equipment, reduce the time of double equipment switching simultaneously, improve work efficiency.

The invention relates to the technical field of wastewater treatment, and discloses an indolocarbazole production equipment cleaning wastewater treatment and re-discharge system and technology.The indolocarbazole production equipment cleaning wastewater treatment and re-discharge system comprises a treatment outer cylinder, a feeding bin is arranged at the top of the treatment outer cylinder, and a treatment inner cylinder is arranged on the inner side of the treatment outer cylinder; filter screen holes are formed in the treatment inner cylinder, an end cover is arranged at the end part of the treatment inner cylinder, and a discharge port is formed in the treatment outer cylinder. According to the equipment cleaning wastewater treatment and re-discharge system for indolocarbazole production, accurate injection of a medicament is realized through the flocculant adding assembly, and fine particles are quickly condensed into large flocs in combination with high-strength disturbance of the stirring assembly and the swinging assembly. And in the filtering stage, the unit time treatment capacity is obviously improved. And meanwhile, through linkage cleaning of the pushing assembly and the rotating assembly, it is ensured that the filter screen is always kept in an efficient and transparent state, shutdown cleaning caused by blockage of a traditional system is avoided, and the continuous operation stability is improved.

The utility model relates to the technical field of water-cooling heat dissipation, in particular to a water-cooling plate for an optical fiber laser, which comprises a mounting part and a cooling part, the mounting part and the cooling part are respectively arranged on two opposite side surfaces of the water-cooling plate, and an active optical fiber winding groove is arranged in the central area of the mounting part. The active optical fiber is used for winding and installing an optical fiber laser; two sides of the winding groove are respectively provided with a first mounting seat and a second mounting seat which are respectively provided with a first heating element and a second heating element of the fiber laser; the cooling part is provided with a cooling flow channel which is used for introducing cooling water to cool the water cooling plate; and a cooling cover plate covers an opening in the top of the cooling flow channel and is fixedly connected to the water cooling plate through a friction stir welding process. In conclusion, the performance and the reliability of the fiber laser are improved, the manufacturing cost and the maintenance cost are reduced, and the fiber laser has stronger competitiveness in market popularization.

The application discloses a two-stage pressure swing adsorption hydrogen purification system and process, and belongs to the technical field of gas separation. The process comprises the following steps: continuously preparing product hydrogen by pressure swing adsorption of raw gas through a first-stage pressure swing adsorption device; sending desorption gas of the first-stage pressure swing adsorption device into a second-stage pressure swing adsorption device after compression to further concentrate and obtain product gas crude hydrogen; and mixing the crude hydrogen with the raw gas and sending them into the first-stage pressure swing adsorption device together. The product gas purity of the second-stage pressure swing adsorption device is set as low-purity crude hydrogen, the separation requirement is greatly reduced, the hydrogen recovery rate of the second stage is increased by 2-10%, the hydrogen recovery rate of the two-stage pressure swing adsorption hydrogen purification process can reach 99.8% at most, and the technical bottleneck of low recovery rate in the prior art is effectively overcome.

The utility model relates to the technical field of coffee appliances, and discloses a needle type coffee powder distributor which comprises a cover plate and a protective cover, the bottom of the cover plate is fixedly connected with a first seat ring, the cover plate is connected with a magnet block through a pressing assembly, the bottom of the magnet block is provided with a magnetic attraction contact, and the magnetic attraction contact is arranged on the top side of the protective cover. The outer wall of the protective cover is rotatably connected with a knob cover, the inner wall of the knob cover is provided with an inner gear ring, the inner gear ring is connected with a cylindrical part through a gear assembly, the bottom of the cylindrical part is fixedly connected with a plurality of powder distribution needles, and the bottom of the knob cover is rotatably connected with a third seat ring. A second seat ring is arranged on the outer wall of the third seat ring, and a brush is fixedly connected to the inner wall of the bottom of the second seat ring. According to the utility model, the integration of powder distribution and powder pressing can be realized through different modules, the use of other tools is reduced, and meanwhile, the residual coffee powder in the needle cylinder can be cleaned through the brush at the bottom.

This invention belongs to the field of LD steel preparation technology, and specifically relates to a method for preparing rare earth cerium-modified LD steel and its application. The method includes the following steps: S1, batching and smelting; S2, multi-directional forging; S3, spheroidizing annealing; S4, quenching treatment; S5, deep cryogenic treatment and tempering. This invention adds rare earth cerium in a specific form, utilizing its strong deoxidizing and desulfurizing capabilities to effectively reduce the content of gases and harmful impurities in the molten steel. Simultaneously, cerium can form a stable composite phase with inclusions in the steel, modifying the originally angular harmful inclusions into spherical or near-spherical shapes, significantly reducing the cutting effect of inclusions on the matrix, reducing stress concentration sources, refining grains, suppressing network carbides, and promoting dispersed carbide distribution. Ultimately, a well-matched LD steel with high hardness, high tensile strength, and high impact toughness is obtained, improving wear resistance and extending tool life.

The invention relates to the field of expressway safety, in particular to an expressway alarm event rechecking method and device, electronic equipment and a computer readable storage medium. The method comprises the steps that a plurality of alarm images corresponding to an alarm event are acquired, and the alarm images comprise target objects; obtaining motion feature description of the target object according to the plurality of alarm images, and constructing a re-checking prompt word according to the motion feature description; and inputting the re-checking prompt word and any alarm image into a multi-mode large model, and obtaining an alarm event re-checking result output by the multi-mode large model. According to the expressway alarm event rechecking method and device, the electronic equipment and the computer readable storage medium provided by the invention, the technical effects of improving the accuracy of an expressway alarm event rechecking result and reducing the expressway alarm event rechecking cost can be realized.

The application discloses a kind of based on intelligent matching and supply chain cooperation's whole-process procurement optimization method and system, it is related to supply chain management and information technology cross field.The method is first received multiple small agricultural product orders of purchaser, and based on the category of order, product control, address, time and preservation requirement, agricultural product procurement batch task and first section logistics instruction are generated to regional distribution center by intelligent matching algorithm, then execute instruction and collect first section logistics process data, and when agricultural product arrives distribution center, product control data is collected and bound, determine its distribution permission state, then end terminal set single and path optimization are carried out to the agricultural product of permission distribution, execute last section logistics instruction and collect process data, finally aggregate whole-link data for each order, generate unique digital quality record and provide to purchaser, whereby comprehensive procurement cost can be effectively reduced, loss is reduced, supply chain cooperation efficiency and trust degree are improved.

The utility model discloses a multi -functional section bar, including section bar main part, its cross section is arched structure, the inside center of the vault of arched structure is equipped with along the length direction through distribution's screw hole, the both ends of arched structure converge to form two symmetrical flat mouth part to the inside, the middle part of arched structure is equipped with the support cross board that extends along the length direction, the assembly clamping groove is formed between support cross board and two flat mouth part. Through the structure form that arched structure and its both ends symmetrical flat mouth part, the middle support cross board form assembly clamping groove, combine the arc -shaped guide screw hole that vault is through distribution, solved the cost high, the management complex problem that traditional hanging system needs many section bar independent design leads to, thereby obtains multi -functional integration, installs self -centering positioning and stress even distribution's effect, realizes the monomerization load of main rail support, lamp tube installation and clothes hanger suspension.

A high-speed turnout assembly platform is provided, which is composed of a horizontal height adjusting system, a cross beam, a fixed base plate and a fastening system. The horizontal height adjusting system is used to adjust the height and horizontal position of the cross beam. The bottom of the cross beam is connected to the top of the horizontal height adjusting system. The fixed base plate is fixedly installed on the horizontal surface of the cross beam. The fixed base plate is used to set the high-speed turnout. The fastening system is arranged outside the fixed base plate and is used to stabilize and compress the high-speed turnout. The utility model realizes stable compression and fastening of the turnout, and the fastening system is simple and convenient to disassemble. The height and horizontal position of the cross beam can be adjusted, and the turnout assembly efficiency is improved. The modular design is easy to check and maintain, can be reused, and can reduce the cost.

This invention discloses a multi-protocol AoIP audio stream monitoring system based on a B / S architecture, comprising a server and a client. The client communicates with the server and is responsible for displaying audio status and alarm information. The server includes network receiving, fixed-length audio caching, multi-threaded audio calculation, an audio stream parsing engine, status management, alarm and event generation, and a northbound interface module. The network receiving module receives multi-protocol AoIP data packets; the fixed-length audio caching module maintains a fixed-length reusable cache; the multi-threading module allocates independent threads for each audio stream; the parsing engine parses RTP audio data; the status management module updates and pushes status; the alarm module detects anomalies and generates events; and the northbound interface module allows external systems to query and receive data. The system is compatible with multiple protocols, has high real-time performance, flexible deployment, and supports integration with upper-layer systems.

This invention provides a multi-point synchronous transmission device for the drum of a large-scale spiral freezer, relating to the field of spiral freezer technology. It includes a drum body and multiple drive units. A large gear is fixedly installed at the end of the drum body. The drive units are evenly arranged along the circumference of the large gear. Each drive unit has a small gear installed at its output end, and each small gear meshes with the large gear. The multiple drive units synchronously drive the drum body to rotate. This invention adopts a bottom multi-point power-splitting synchronous drive structure, eliminating the need to raise the equipment height and significantly reducing manufacturing costs. Simultaneously, it breaks down a single large reducer into multiple universal small reducers, combined with a modular, replaceable large gear structure, greatly reducing subsequent maintenance costs. The multi-point synchronous meshing and flexible adaptive structure ensure stable operation of the drum under heavy loads, significantly improving equipment stability and service life. It is suitable for various large-scale, heavy-duty spiral freezer drum transmission scenarios.

The application discloses a novel intelligent roadside tolling ground lock hardware, aiming at solving the problems of high cost, complex installation and influence on appearance of the existing road tolling ground lock. The ground lock is mainly made of a round lock body made of plastic, adopts a vertical lifting structure, and only needs to drill a small hole in the road surface and use a simple fixing piece to complete the installation, so that the construction is greatly simplified. The lock body is internally provided with a driving motor, a metal rotating screw rod and a nylon sliding lock body, and can realize ground lock lifting after receiving a signal. The plastic material can be recycled, meets the environmental protection requirement, the mushroom-shaped appearance is integrated with the road environment, only a small mushroom-shaped object is seen after installation, the road surface is slightly damaged, and the ground lock can stably operate at [-20 DEG C to 60 DEG C], the lifting response is rapid, and the road tolling management requirement is met.

This invention pertains to the field of pickling wastewater treatment in the steel industry. It discloses a method and system for the resource-based treatment of industrial wastewater containing fluoride and heavy metal ions. The method involves using sodium hydroxide to convert heavy metal and fluoride ions in the wastewater into hydroxides and fluoride complexes, which are then co-precipitated and separated from the aqueous phase. Sodium hydroxide is then used to convert the co-precipitated heavy metal and fluoride complexes into water-insoluble heavy metal hydroxides and water-soluble sodium fluoride. Calcium hydroxide is used to convert sodium fluoride in the water into calcium fluoride precipitate and water-soluble sodium hydroxide. The resulting NaOH aqueous solution is reused as part of the sodium hydroxide solution used in the preceding steps. Calcium hydroxide is then used to completely precipitate any remaining trace amounts of heavy metal and fluoride ions in the wastewater. The resulting wastewater then enters a biological treatment system for denitrification. This invention significantly reduces the amount of sodium hydroxide used and the amount of solid hazardous waste generated, alleviating the burden on biological treatment and lowering the overall cost of wastewater treatment.