35results about How to "Reduce upfront investment costs" patented technology

The invention relates to the field of electric cars and new energy sources and discloses an energy storage DC rapid charging pile system, comprising an energy storage device, wherein one end of the energy storage device receives alternating current from a power supply device with a relatively low input power and outputs alternating current with relatively high output power through a charging interface after storing the electric energy for a period of time. The invention further discloses an application method of the energy storage DC rapid charging pile system. The energy storage DC rapid charging pile system and the application method thereof have the advantages that the problems that a power grid needs to be reformed and grid fluctuation can be caused easily when electric power is taken from a civil power supply line through the charging interface can be solved; stable and high-power discharging to the charging pile can be realized; the charging efficiency is improved; the interference with power supply to the charging pile due to power grid reasons can be reduced; the problem about direct connection with the civil power supply line can be solved.

The invention discloses an infrared transmitting or receiving circuit board unit which can be cut and spliced at any position. The circuit board is provided with a power line, a grounding line, a clock signal line or a transport protocol line, an infrared pulse signal line and an infrared receiving signal line, which run through the circuit board unit. An encoder which is provided with a control input port, and a row driver and a column driver which are controlled and gated by the encoder are arranged at one end of the circuit board unit. An infrared touch screen of any size can be produced by splicing pieces of the circuit board unit. Through the corresponding ports on a controller unit, various circuit board units can be connected together and are capable of making a synchronous fractional scanning so as to increase scanning speed effectively. The invention is not necessary to aim at infrared touch screens of various sizes for making a second development, which significantly increases production efficiency, product quality stability and consistency, and reduces initial investment cost and quickens upgrade speed without limitation on adding or expanding more product categories.

The invention belongs to the technical field of offshore wind power, and particularly relates to an automatic installation anti-scouring protection device for offshore wind power. The device comprisesa wind power foundation; the lower part of the wind power foundation is sleeved with a bionic grass support assembly in a matched mode; the bionic grass support assembly comprises a flexible supporting layer, bionic grass, a floating ring and a supporting pipe; an electric rope winder is annularly arranged on the upper part of the wind power foundation; the electric rope winder is connected witha corresponding supporting pipe through a lifting rope; and the electric rope winder is capable of driving the bionic grass supporting assembly to be folded or unfolded through the lifting rope. Compared with a traditional offshore wind power scouring prevention mode, the device has the advantages that bionic grass is adopted for scouring prevention, the price of raw materials is low, and the scouring prevention effect is good by fundamentally controlling generation of scouring; and according to the device, the traditional bionic grass anchoring step can be omitted, the installation difficultyis reduced, the installation cost is reduced, and the early-stage investment cost of offshore wind power plant construction is greatly reduced.

The invention discloses an infrared transmitting or receiving circuit board unit capable of cutting and mutual splicing on a free position as well as an infrared touch screen consisting of the circuit board unit. The circuit board unit is provided with a power cord, an earth wire, a clock signal wire or a transfer protocol control wire, an infrared pulse signal wire and an infrared receiving signal wire, wherein a line driver and a row driver are arranged in the middle of the circuit board unit. The circuit board units can be spliced to form the infrared touch screens of any size and are respectively connected through corresponding ports of a controller unit, thereby carrying out synchronous fractional scanning to effectively improve the scanning speed. The infrared transmitting or receiving circuit board unit does not need to be developed again to the infrared touch screens with different sizes, thereby greatly improving the production efficiency; meanwhile, the circuit board unit has the advantages of flexible selection of splicing points, less restriction on processing conditions and ideal product quality stability and consistency; therefore, the product updating speed can be improved and product types can be increased and expanded without restriction.

The invention discloses a rubber sheet cooling device with mesh belt type sealing internal circulation, used for cooling a rubber sheet. The rubber sheet cooling device with mesh belt type sealing internal circulation comprises a sealing tank body, a refrigeration device and a circulation system; the sealing tank body is in a sealing type and is internally provided with a mesh belt conveyer used for conveying the rubber sheet; conveyor belts of the mesh belt conveyer are arranged in a stacking manner from top to bottom; the refrigeration device comprises a fan and a host which are connected with each other; the host is used for producing cold air and performing retreatment on hot air after heat exchange; the fan blows air to the sealing tank body and sucks the air; the circulation system is arranged between the refrigeration device and the sealing tank body; and the refrigeration device conveys cold wind to the sealing tank body through the circulation system, the cold wind absorbs heat of the rubber sheet in the sealing tank body and returns to the refrigeration device through the circulation system for recovery. The rubber sheet cooling device is good in cooling effect, improvesthe production efficiency and the workshop air quality, raises the environment temperature of a workshop as well as lowers the initial investment cost of a user and the production cost at a use stage.

The invention discloses a rubber waterstop low-temperature one-time rubber refining production line. The production line comprises an internal mixer upper auxiliary machine, an internal mixer, a twin-screw extrusion tablet press, a rubber master batch cooling line system, a rubber turnover mixing system, a tablet press and an annular rubber sheet cooling line which are connected with a control system, wherein the internal mixer upper auxiliary machine and the internal mixer are connected; the internal mixer upper auxiliary machine is used for conveying materials to the internal mixer; the internal mixer is used for mixing virgin rubber, powder and an oil auxiliary; the twin-screw extrusion tablet press and the rubber master batch cooling line system are connected; the twin-screw extrusiontablet press communicates with a discharge port of the internal mixer and used for extruding rubber sheets; the rubber master batch cooling line system is used for cooling the rubber sheets; the rubber turnover mixing system, the tablet press and the annular rubber sheet cooling line are connected; the rubber turnover mixing system communicates with a discharge port of the rubber master batch cooling line system; the rubber sheet is supplemented through the rubber turnover mixing system for mixing, pressed through the tablet press and cooled through the annular rubber sheet cooling line. The rubber waterstop low-temperature one-time rubber refining production line improves the dispersity of rubber waterstop carbon black and various compounding agents to prevent rubber from generating carbon black gel, the breaking strength, wear resistance and fatigue resistance of the rubber and the productivity of the production line are improved, and energy consumption is reduced.

The invention discloses a method for treating high-arsenic waste acid by using a modified coal cinder adsorbent, which belongs to the technical field of heavy metal pollution treatment. The method comprises the following steps of adding an H2O2 solution into high-arsenic waste acid, and reacting for 4-5 hours at the temperature of 80-82 DEG C under a stirring condition to obtain a solution A, adding honeycomb briquette slag powder and NaOH into deionized water to obtain a solution B, carrying out stirring reaction for 2-3 hours at the temperature of 25 DEG C, carrying out solid-liquid separation to obtain modified coal slag and filtrate, and drying the modified coal slag for 12 hours. According to the method, arsenic in the high-arsenic waste acid is removed through the modified coal cinder powder, interference of various ions in the solution is overcome, the arsenic removal effect is achieved, the earlier-stage investment cost is reduced, and secondary pollution is avoided.

The invention discloses an electric smelting saddle-shaped pipe fitting cambered surface wiring machine. The electric smelting saddle-shaped pipe fitting cambered surface wiring machine comprises a base, a Y-axis moving mechanism, an A-axis rotating mechanism, a C-axis rotating mechanism and a CNC system. An X-axis moving mechanism, a Z-axis moving mechanism and a milling mechanism are mounted onthe base. The X-axis moving mechanism and the milling mechanism are arranged on the two sides of the Z-axis moving mechanism correspondingly. The C-axis rotating mechanism is slidably mounted on the Z-axis moving mechanism. A tool is mounted on an output shaft of the C-axis rotating mechanism. The Y-axis moving mechanism is slidably mounted on the X-axis moving mechanism. The A-axis rotating mechanism is slidably mounted on the Y-axis moving mechanism. A wiring tool is mounted on an output shaft of the A-axis rotating mechanism. The wiring tool is located on the side, facing the Z-axis movingmechanism, of the A-axis rotating mechanism. The processing equipment provided by the invention is low in cost. Initial investment of an enterprise is reduced. An electric smelting saddle-shaped pipefitting manufactured through the manufacturing process is better in quality, and meanwhile, the processing efficiency of the electric smelting saddle-shaped pipe fitting is higher.

The invention discloses a contact element, which comprises a contact pin and a jack assembly matched with the contact pin, wherein the contact pin comprises a contact pin body and an insulating cap; the insulating cap is arranged at the front end of the contact pin body; the jack assembly comprises a jack body and a ring spring; the ring spring is arranged in the front end of the jack body, the section of the ring spring is an ellipse, the ring spring has an inward radian and the radian is 60 degrees; and the ring spring comprises a spring wire and a bracket retainer ring for fixing the spring wire. The preparation method comprises the following steps of (1) spring winding; (2) cleaning; (3) electroplating; (4) welding; and (5) assembling. The contact element is long in mechanical life, can be plugged and uplugged for 10,000 times, and can be widely used for the field of frequent plugging and upplugging and the fields of shock and vibration resistance and the like.

The invention discloses a radio frequency identification device having bidirectional data transmission and statistic, comprising a radio frequency card reading terminal, a supervisory computer, a radio server and an interface conversion device. The radio frequency card reading terminal comprises a central processing unit, a first radio receiving and sending unit and a liquid crystal display; the radio server comprises a second radio receiving and sending unit and a communication interface, wherein the first radio receiving and sending unit is connected with the second radio receiving and sending unit without wires to receive and send data; the radio server is connected with the supervisory computer by the way that the communication interface is connected with the interface conversion device to receive and send data; the central processing unit stores and analyzes data read by the radio frequency card reading terminal and displays the data on the liquid crystal display.

The invention discloses a cement kiln tail flue gas catalytic oxidation desulfurization method. A multistage preheater and a dust collector, and a kiln tail flue gas conveying pipeline which is used for connecting the multistage preheater and the dust collector are adopted to catalytic oxidation desulfurization. The method specifically comprises the following steps: (1) preparing an aqueous solution containing a metal ion catalyst from a metal compound; (2) atomizing and spraying the aqueous solution of the metal ion catalyst into the multistage preheater or/and the kiln tail flue gas conveying pipeline, instantaneously drying in high-temperature flue gas to form a nanoscale molecular state desulfurization catalyst, and quickly and fully mixing the nanoscale molecular state desulfurizationcatalyst with the flue gas; (3) in a high-temperature environment, subjecting SO2 molecules, O2 molecules, CaCO3 powder and CaO powder to a desulfurization reaction rapidly and fully under the actionof the molecular state desulfurization catalyst; and (4) aggregating generated CaSO4 particles under the action of molecular H2O, collecting the aggregated CaSO4 particles through the dust collector,and enabling the collected CaSO4 particles to enter a cement clinker system again. The method for desulfurization has the characteristics of low cost, high reliability, high desulfurization efficiency and the like.

The invention discloses an autonomous mobile robot for an airport, a luggage and cargo transfer system for the airport, and an application method, and belongs to the field of airport logistics automation and intelligence and luggage information whole-course tracking. The autonomous mobile robot provided by the invention comprises an upper transferring device and a chassis, wherein the upper transferring device is connected with the chassis through a hinge; and the upper transferring device comprises a front baffle, a rear baffle and a conveying device. The application method of the autonomousmobile robot for the airport comprises the adoption of the autonomous mobile robot for the airport. The luggage and cargo transfer system for the airport further comprises an import conveying line, acache conveyor, an operation path, a queuing area and an upper-layer task management system, wherein the import conveying line and the cache conveyor are each provided with a photoelectric sensor anda radio frequency identification device (RFID) reader-writer. According to the autonomous mobile robot for the airport, the luggage and cargo transfer system for the airport, and the application method provided by the invention, secondary sorting of departure baggage can be achieved, manual participation is not needed, baggage sorting can be automatically completed, the number of autonomous mobilerobots can be configured according to the actual requirement of the system, and when the requirement processing efficiency of the system is low, a small number of autonomous mobile robots can be configured.

The invention discloses a quick charging system and a charging method thereof. The quick charging system comprises a charging pile system, a vehicle-mounted power battery system and an external thermal management system; a charging interface is formed in the charging pile system; the charging pile system is connected with a general power supply network to store alternating current input by the general power supply network, convert the stored alternating current into direct current with comparatively higher output power and output the direct current from the charging interface; the vehicle-mounted power battery system comprises a plurality of power batteries; thermal conducting pipelines for a cooling medium to flow are arranged between the power batteries; thermal conducting interfaces areformed in the thermal conducting pipelines; the external thermal management system is connected with the vehicle-mounted power battery system through the thermal conducting interfaces; the cooling medium is stored in the external thermal management system; and during charging, the external thermal management system inputs the cooling medium into the thermal conducting pipelines via the thermal conducting interfaces to cool the power batteries. The quick charging system and the charging method thereof have the advantages of low cost, easy realization and stable charging quality.

The invention discloses a pressure discharging system and method suitable for a floating wind power platform, the discharging system comprises a ballast tank, a water injection assembly, a water drainage assembly and an air pipe head, the water injection assembly can inject water into the ballast tank, the water drainage assembly can drain water in the ballast tank, and the air pipe head is communicated with the ballast tank through a ventilation pipeline. And air pressure and atmospheric pressure balance in the ballast tank can be kept. The device is simple in structure, low in investment cost and safe and feasible to operate, and the pump and the pipe are temporary equipment facilities and do not need to be maintained in the later period, so that the device is particularly suitable for low-frequency load adjustment of the floating wind power platform and has high economic value.

The invention discloses a micro-joint type grating pinch plate. The pinch plate is integrally formed, wherein the upper surface of the pinch plate is provided with a printed layer, the lower surface of the pinch plate is provided with a lenticular grating area, two opposite sides of the pinch plate are vertically bent upwards to form mutually symmetrical insertion parts, the lower side of the outer edge of the pinch plate is a right-angled folded edge, inner channels are arranged on the inner side surfaces of the upper parts of the insertion parts, and outer channels are arranged above the lower parts of the insertion parts and the right-angled folded edge; the thickness of the pinch plate ranges from 3mm to 5mm, the linear density of the lenticular grating parallel to the right-angle folded edge ranges from 30 lines per inch to 50 lines per inch, and the deviation value between the height of the right-angle folded edge and the thickness of the pinch plate is +/-0.5mm. The machining process is simple, the grating plate is manufactured through existing grating picture machining equipment and machining method, softening and bending treatment is conducted on the plate, the manufactured grating pinch plate can form a grating plate combined array with micro joints and uniform vision through combination, and the grating pinch plate can be suitable for large-area 3D light and shadow image display.