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119results about How to "Work will not affect" patented technology

Soft start circuit based on feedback voltage clamping soft start signal

The invention discloses a soft start circuit based on a feedback voltage clamping soft start signal, and mainly aims to overcome the drawback that soft start protection cannot be provided in the process that output voltage recovers from an abnormal condition in the prior art. The circuit comprises a constant current source I1 and a capacitor Cs, wherein the constant current source I1 charges the capacitor Cs to generate a soft start signal VS which climbs upward with a slope for replacing a reference voltage upon start so as to allow an output voltage to rise smoothly; the output end of the constant current source I1 and the output end of the capacitor Cs are connected with a soft start signal clamping circuit which performs clamping on the soft start signal Vs under the abnormal condition; and the control end A of the clamping circuit is connected with an output voltage monitoring circuit which is used for monitoring the output voltage and controlling the operation condition of the clamping circuit. When the method is used, the condition of the output voltage can be monitored under different conditions such as a condition that the output voltage climbs to a normal value or recovers from the abnormal condition, and the active soft start protection is provided for a voltage regulator circuit and can be used in different voltage regulator circuits.
Owner:深圳德信微电子有限公司

Novel microelectronic device radiator

The invention relates to a novel microelectronic device radiator which comprises a planar heat pipe being two or more through hole array flat plate structures arranged side by side and formed by extrusion or punching of metal materials and the equivalent diameters of through holes range from 0.2mm to 6mm. The through holes are filled with liquid working substance and two ends of the planar heat pipe are encapsulated in a sealing manner; an evaporation section of the planar heat pipe is in surface contact with a heating surface of a microelectronic device and a condensation section of the planar heat pipe eliminates heat through a heat elimination component. The novel microelectronic device radiator overcomes the defects of small contact area between the current round heat pipe and the heating surface of the microelectronic device, large equivalent resistance of heat conduction and complex manufacture technology, and has the advantages of high heat elimination efficiency and simple technology.
Owner:GUANGWEI HETONG ENERGY TECH BEIJING CO LTD

Real-time monitoring system of offshore ocean floor hypoxia phenomenon

The invention relates to a real-time monitoring system of offshore ocean floor hypoxia phenomenon. The system comprises a water quality monitoring substation, a water quality monitoring main control station, an underwater acoustic communication and 232 serial port communication substation and a battery pack, wherein the water quality monitoring substation comprises a digital sensor integrated module and an analog quantity sensor integrated module; the water quality monitoring main control station comprises a data processor and an outside expanding storage module; the underwater acoustic communication and 232 serial port communication substation comprises a ocean floor underwater acoustic communication machine integrated module, a sea surface underwater acoustic communication machine and a232 serial port communication module; the data processor is connected with the digital sensor integrated module; the analog quantity sensor integrated module, the outside expanding storage module andthe ocean floor underwater acoustic communication machine integrated module through a field transmission bus; the data processor is connected with the 232 serial port communication module through a 232 bus, and the battery pack is connected with the water quality monitoring main control station. The invention has the advantages of safe and convenient operation, low power consumption, strong anti-interference, good expandability, accurate and safe real-time monitoring data and the like.
Owner:SECOND INST OF OCEANOGRAPHY MNR +1

Novel LED and a high-power radiator of a radiating element

The invention relates to a novel LED and a high-power radiator of a radiating element, comprising flat plate heat pipes which are of two or more via-hole array flat plate structures arranged side by side; the via-hole array flat plate structures are formed by carrying out extrusion or punch forming on metal materials; the equivalent diameter of the via hole is 0.5-3mm; the via hole is filled with liquid propellant and both ends of the flat plate heat pipes are packaged by sealing; an evaporation section of the flat plate heat pipe contacts heating surfaces of the LED and the high-power radiating element and a condensation section thereof radiates through the radiating element. The novel LED and the high-power radiator of a radiating element overcome the disadvantages that the contact area of the existing circular heat pipes and the heating surfaces of the LED and the high-power radiating element is small, the equivalent resistance of heat conduction is large and the manufacturing process is complex, which have the advantages of high radiating efficiency and simple process.
Owner:GUANGWEI HETONG ENERGY TECH BEIJING CO LTD

Novel LED streetlamp

The invention provides a novel LED streetlamp, comprising a lamp shell, a power module and a plurality of LED modules. The power module and the LED modules are embedded in the lamp shell in a clampingway; the LED modules are connected with the power module; furthermore, radiating clearances are arranged between the LED modules. Furthermore, the lamp shell is divided into an upper lamp shell and alower lamp shell; one end of the upper lamp shell and one end of the lower lamp shell are connected with each other by a rotatable hinge; and the other ends thereof can be clamped together by a movable pressing rod. The novel LED streetlamp has the advantages of good radiating performance, convenient disassembly and assembly, low maintenance cost and good illumination effect.
Owner:ZHEJIANG XIZI OPTOELECTRONICS TECH

Visual inspection equipment of backlight screen

The invention relates to the field of detection of a backlight screen and particularly relates to visual inspection equipment of the backlight screen. The visual inspection equipment comprises a conveying device and further comprises a first detection unit, a film tearing device and a second detection unit; the first detection unit, the film tearing device and the second detection unit are arranged beside the conveying device; each of the first detection unit and the second detection unit comprises an intelligent lightening device and a camera. Compared with the prior art, the visual inspection equipment of the backlight screen has high detection speed and high detection efficiency and is unlikely to interfere by the outer environment; and the possibility of missed detection and wrong detection is low, the stability is good, manual detection can be replaced and the labor cost is reduced.
Owner:SHANTOU UNIV +2

Automatic loading equipment of groove-type material box

The invention provides automatic loading equipment of a groove-type material box. The automatic loading equipment comprises the groove-type material box, a loading positioning mechanism, a transport mechanism, a loading / unloading grabbing mechanism, an ejection mechanism, a discharging mechanism and a recovery transmission mechanism, wherein a loading position is arranged on the loading position mechanism, the groove-type material box is arranged on the loading position, the transport mechanism is arranged below the loading positioning mechanism, the groove-type material box is transported to a position to be waited from the loading position by the transport mechanism, the loading / unloading grabbing mechanism can be used for transporting the groove-type material box to a working position from the position to be waited, the ejection mechanism can be used for pulling insertion pieces in the groove-type material box out of the working position one by one, the discharging mechanism can be used for transporting the insertion pieces pulled out of the groove-type material box to a discharging position one by one, and the recovery transmission mechanism is used for transmitting the unloaded groove-type material box to a recovery position. With the adoption of the automatic loading equipment, the groove-type material box can be automatically transported and loaded, the insertion pieces (such as UV film disc) in the groove-type material box are automatically discharged, the unloaded groove-type material box is automatically recovered and transmitted out, labor is saved, and moreover, the product quality is ensured.
Owner:江门格兰达物联装备有限公司

Noise-reducing axial flow fan

The invention discloses a noise-reducing axial flow fan comprising a shell, an impeller is mounted in the shell, multiple unequal sawtooth grooves are formed in the tail of each blade of the impeller, non-equidistant sawteeth cut and comb a large eddy generated at the air outing position to form a plurality of small eddies, viscous air flow at roots of the blades is effectively separated and guided so as to form desired air flow. The axial flow fan is reasonable in structural design, stable in operation, uniform in air supply and stable in placement. An external motor dissipates heat timely by itself without affecting operation, automatic induction and alarm reminding can be performed when the fan is under abnormal actions in operation, and accordingly danger coefficient is lowered; meanwhile, the motor can be powered off automatically, the impeller stops operation immediately, and personal injuries are minimized.
Owner:ZHANGJIAGANG ZHONGXIN FAN

Control system of sequence flashing lamps and sub control devices thereof

The invention discloses a control system of sequence flashing lamps. The control system of the sequence flashing lamps is characterized by comprising a master control device, a plurality of sub control devices and a plurality of flashing lamps. The flashing lamps are connected with the sub control devices respectively, the master control device is connected with the sub control devices in parallel through a CAN bus, and the master control device and all the sub control devices are connected with a power line. The control system of the sequence flashing lamps is creatively provided, the master control device can effectively control all the flashing lamps to work, and if any sub control device goes wrong, the master control device cannot be affected to control other sub control devices to work. When the master control device goes wrong, the sub control device with high priority can temporally replace the master control device, the flashing lamps connected with other sub control devices continue to flash, a flashing lamp system can still normally work, and then time is obtained for maintaining and repairing a master control cabinet.
Owner:HUBEI HUAHANG PHOTOELECTRIC

Shallow-layer seismic prospecting system based on wireless data transmission and exploration method

The invention relates to a shallow-layer seismic prospecting system based on wireless data transmission, comprising a shallow-layer seismic prospecting master station, a shallow-layer seismic prospecting triggering substation, and a plurality of shallow-layer seismic prospecting detection substations. The shallow-layer seismic prospecting master station comprises a data processing host and a wireless access point. The shallow-layer seismic prospecting triggering substation comprises a first wireless boundary device and a first shock sensor for sensing earthquake focus shock signal. Each shallow-layer seismic prospecting detection substation comprises a second shock sensor, a filter, a signal gain controller, an analog-to-digital converter, a processor and a second wireless boundary device.The invention is advantageous in that the anti-interference capability is stronger, and the shallow-layer seismic prospecting result can be more accurate.
Owner:WUHAN ENG SCI & TECH RESINST

Rear-end-ignition pulse detonation combustion engine

InactiveCN108757220AImprove stabilityReduce output power fluctuationsGas turbine plantsIntermittent jet plantsDetonatorHeat flow
The invention discloses a rear-end large heat flow ignition pulse detonation engine system comprising an explosive mixed gas and isolation gas supply system, an ignition initiation system and detonation chamber systems. Each detonation chamber system comprises a detonation chamber inlet 1, a detonation chamber 2, an igniter 3, a spray pipe 4 and a jet spread pipe 5. Each igniter 3 is connected with a high pressure generator 6. The multiple detonation combustion chamber systems are distributed around the high pressure generator 6 circumferentially. The detonation chambers 2 work basically independently and do not disturb one another. The high pressure generator 6 comprises a high pressure generator inlet 6-1, a sparking plug 6-2, a detonator 6-3, a two-level detonation pipe 6-4, a high pressure generator shell 6-5 and a high pressure generator outlet 6-6. During work, high-temperature high-pressure gas generated by the high pressure generator 6 enters the igniters 3 through the jet spread pipes 5, and an explosive mixture is ignited.
Owner:NORTHWESTERN POLYTECHNICAL UNIV

Shielding cover of tunnel inspection vehicle

The invention relates to a shielding cover of a tunnel inspection vehicle, which comprises a cover body and a support frame, wherein the support frame is fixed on two sides of a vehicle body of the inspection vehicle; the cover body is in folding split type; the cover body is constituted by two vertical side surfaces and an arc-shaped top surface, two ends of the arc-shaped top surface are respectively connected with the upper ends of the two vertical side surfaces, and the cover body is in the shape of inverted U; the two vertical side surfaces are parallel to each other and respectively fixed on the outer sides of the support frame; slide rails for constituting a sliding pair with the support frame are fixedly arranged at the lower parts on the two sides of the vehicle body of the inspection vehicle; the support frame comprises a plurality of support rods connected together through a ratchet wheel tensioning mechanism; the support frame is in the folding split type; two fixed ends of the support frame are respectively fixedly connected with connecting iron welded on the vehicle body of the inspection vehicle through first fasteners; and transverse rollers matched with the slide rails are arranged at the lower ends of part of the support rods of the support frame, and longitudinal rollers are arranged at the lower ends of other support rods of the support frame. The shieldingcover can protect testing equipment on the tunnel inspection vehicle and plays a role in decorating the vehicle.
Owner:CRRC NANJING PUZHEN CO LTD

Driving device of light-emitting element

The invention provides a driving device of a light-emitting element, comprising a reference voltage generating module, a minimum voltage detecting module, a control module and a driving control current generating module, wherein the reference voltage generating module is used for supplying reference voltage for the minimum voltage detecting module; the minimum voltage detecting module is used for detecting the cathode voltage of each light-emitting diode in a light-emitting diode set and then generating switching signals when the minimum in each cathode voltage is less than the generating value of the reference voltage; when receiving the switching signals, the control module controls a charge pump so that the charge pump adjusts anode voltages outputted to the light-emitting diode set; and the driving control current generating module is used for supplying constant current for the light-emitting diode set when the minimum of the cathode voltages is not less than the reference voltage. Compared with the prior art, the invention obtains the minimum of the cathode voltages of the conducted light-emitting diodes to accurately control the output voltage of the charge pump through detecting the cathode voltages of all light-emitting diodes so that the charge pump works under the initial working mode in a longer time than that of the prior art.
Owner:SHANGHAI AWINIC TECH CO LTD

Waste separating type punching machine

The invention discloses a waste separation punching machine, which comprises a frame, a driving mechanism located above the frame and a working platform located below the frame. There is an air outlet on the side of the platform away from the backboard of the frame, and the air outlet is slightly higher than the working platform. The end of the working platform close to the backboard is provided with a blanking opening. The bottom plane is provided with a dust drop hole, the separation groove passes through the frame and is connected with a vibrator below, and the vibrator is set outside the frame, the vibration generated by the vibrator will not affect the work of the punching machine, and it can also remove dust and waste Separation, using the air outlet to clean the punching machine, not only easy to clean, but also to cool down the equipment and increase the service life of the equipment.
Owner:苏州特精模具有限公司

Environment adaptive low-frequency RFID reader and resonance parameter adjusting method thereof

The invention discloses an environment adaptive low-frequency RFID reader and a resonance parameter adjusting method thereof, and relates to the field of radio technologies. An impedance adjusting resistor and a resonance adjusting capacitor are added to a traditional circuit structure of a low-frequency RFID reader, a phase-locked loop driving source and an electronic switching circuit are switched automatically to match the capacitor and the resistor, and each time the reader is powered on, an internal MCU detects and adjusts the resonance parameter automatically. Thus, an antenna works in the optimal state, influence of environment on the low-frequency RFID reader is reduced, the environment is adapted to, and normal use of the low-frequency RFID reader is not influenced due to high switching speed of the electronic switching circuit.
Owner:WUXI FOFIA TECH

5G base station installation equipment

The invention discloses 5G base station installation equipment. The 5G base station installation equipment structurally comprises a plurality of shells, a plurality of shells are arranged; the shellsare arranged in a stacked mode. A bottom circular plate is fixedly arranged on the lower end face of each shell, a flange is fixedly arranged on the upper end surface of the bottom circular plate, a clamping cavity with an opening is formed in the flange, the bottom circular plate on the upper side is fixedly connected with the clamping cavity on the lower side in a matched mode. The fixed fit connection mode can adopt a bolt fixed fit connection mode; through cavities penetrating up and down are formed in the shells. Lightning protection equipment mounting devices for mounting lightning protection equipment are arranged in the through cavities. According to the equipment, the lightning protection equipment mounting device, the folding shielding device and the threading device are adopted,so that the communication equipment can be efficiently protected under severe weather conditions, and the equipment can be stacked and mounted conveniently, so that the equipment maintenance difficulty is reduced while the equipment mounting efficiency is improved.
Owner:互联互想(杭州)教育科技有限公司

Walking type charging intelligent robot

The invention discloses a walking type charging intelligent robot. The walking type charging intelligent robot comprises a walking base main body, a frame main body, a camera, a generator, a current stabilizer and an inverter, the frame main body is welded and fixed to the top end of the walking base main body, the camera is fixed to the left side face of the frame main body through screws, and aplacement plate is connected into the frame main body in a clamped mode; a non-slip mat is arranged on the upper surface of the placement plate in an attached mode, fixing rods are fixed to the left end and the right end of the non-slip mat through screws, mounting grooves are connected to the outer sides of the fixing rods in a clamped mode, and the placement plate is fixed to the outer sides ofthe mounting grooves; and a transverse rod is connected to the interior of the bottom face of the walking base main body through a bearing, and walking wheels are in key connection with the outer sides of the front and rear ends of the transverse rod. According to the walking type charging intelligent robot, mechanical energy generated by the walking wheels is converted into electric energy through the generator on the basis of an original charging base and an original charging pile, so that the intelligent robot is directly charged during working.
Owner:朱佳敏

Hemostasis device for hepatobiliary surgery department

InactiveCN110327103ACause mistakesConvenience for centralized lighting workIncision instrumentsSurgical instruments for heatingElectrocoagulationEngineering
The invention discloses a hemostasis device for hepatobiliary surgery department, and in particular, relates to the field of medical devices, wherein the hemostasis device includes a scalpel; the scalpel includes a scalpel head, an intermediate connecting part and a handle; the scalpel head and the handle are respectively arranged at both ends of the intermediate connecting part; the intermediateconnecting part is internally provided with a control chamber; the control chamber is internally provided with a driving mechanism; the rear side of the intermediate connecting part is provided with aconnecting rod; the connecting rod is driven by the driving mechanism, and the inner side of one end, close to the scalpel head, of the connecting rod is fixedly provided with an electrocoagulation hemostasis probe. With work of an electric telescopic rod, a moving gear plate is pushed to move left and right so as to drive a gear to rotate forward and backward, and the connection rod drives the electric coagulation hemostasis probe to perform forward and reverse rotation; when the operation is in progress, the electric coagulation hemostasis probe can rotate to the upper side of the scalpel,and the sight line of a doctor cannot be locked by illumination of strip lights; when the electric coagulation hemostasis probe rotates to the lower side, the hemostasis work can be carried out; the whole conversion process achieves one-key conversion through an upward-moving button and a downward-moving button, and is convenient to use.
Owner:THE SECOND AFFILIATED HOSPITAL ARMY MEDICAL UNIV

Improved plate type solar heat collection method, its heat collector and water heating system

The invention relates to an improved flat solar heat collecting method, a collector and a hot-water system. The improved flat solar heat collecting method comprises the following steps: solar energy heat collection is carried out by a flat heat pipe and a hot water collecting tank, the flat heat pipe is a flat plate which is made of metal material, formed by extrusion or punching and has two and more through hole arrays which are arranged side by side; through holes are filled with a liquid working substance, and two ends of the flat heat pipe are encapsulated; a condensation section of the flat heat pipe is contacted with the outer wall surface of a heat-conducting liner of the hot water collecting tank; and the condensation and heat release of the flat heat pipe are transferred to water in the hot water collecting tank through heat conduction to make hot water. The method solves the problems of corrosion of the flat heat pipe by the water in the hot water collecting tank, surface scaling of the flat heat pipe and the airtightness between the flat heat pipe and the hot water collecting tank, and the like.
Owner:GUANGWEI HETONG ENERGY TECH BEIJING CO LTD

Settleable ocean platform

The invention belongs to the field of ocean platform structures and relates to a settleable ocean platform which comprises winding shafts, a groove, well drilling equipment, a convex block, a ship, a left cover plate, a right cover plate, ballast compartments, motors, speed reducing boxes, gears, ballast pumps and an integrated control line. The ocean platform is formed by the ship and the cover plates, the cover plates are mounted outside the ship in a sleeved manner through the winding shaft and include the left cover plate and the right cover plate, the winding shafts transversely penetrate the whole ship, the motors are fixed on the left side and the right side of the ship and drive the winding shafts with the gears to rotate, the groove is arranged on the upper surface of the left cover plate, the convex block is arranged on the right cover plate, the well drilling equipment of various kinds is mounted on the upper surface of the ship, the ballast compartments are arranged in the ship, and pump and drain water through the ballast pumps, and both the ballast pumps and the motors are controlled by the integrated control line which penetrates an outer plate of the ship to be connected at a control end on the water. Consequently, by the settleable ocean platform, the problem that a conventional fixed ocean platform is unadjustable in height and cannot submerge in the water to resist strong wind and big waves is solved.
Owner:ZHEJIANG OCEAN UNIV

Voltage regulator circuit and method thereof

The invention discloses a voltage regulator circuit and a method thereof. A voltage regulator circuit includes an error amplifier, an output circuit, a current sensing circuit, a protection switch and a decision circuit. The error amplifier generates a control signal according to a reference voltage and a feedback voltage. The output circuit has a power element, and the power element converts a supply voltage to an output voltage according to the control signal. The feedback voltage is related to the output voltage. The current sensing circuit generates a current sensing signal corresponding to an output current flowing through the power element. The decision circuit controls the protection switch to clamp the control signal according to the current sensing signal and a current reference signal.
Owner:HOLTEK SEMICON

High-voltage cable inspection and repair robot

A high-voltage cable inspection and repair robot comprises an outer shell, and an inner shell is fixedly connected to the interior of the outer shell; a camera and a fire extinguishing device are fixedly mounted on the shell, the camera is used for monitoring the surrounding environment, and the fire extinguishing device is used for extinguishing the cable when the cable is on fire; a walking mechanism, a detecting mechanism, a repairing device and a spraying device are sequentially installed in the inner shell. A cleaning device is fixedly mounted in the shell; a control assembly is fixedly installed on the inner shell. The walking mechanism is used for enabling the robot to walk on the cable; the detection device is used for detecting whether the cable is damaged; the repairing device is used for repairing the damaged position; the spraying device sprays a protective layer on the cable; the cleaning device is used for cleaning the cable; according to the invention, the cable can be automatically repaired, manual climbing repair is not needed, and dangers during high-altitude repair by personnel are avoided.
Owner:綦晓华

Dust-free metal product polishing device

The invention discloses a dust-free polishing device for metal products in the technical field of metal products. Legs are provided at the four corners of the bottom of the base, and a fixed rod is provided on the left side of the top of the base, and the top of the fixed rod is inserted into the There is a telescopic rod, and a fixed plug is inserted on the outer wall of the fixed rod, a support cross bar is installed horizontally on the top right side of the telescopic rod, and a polishing wheel shell is installed on the other end of the support cross rod, and the polishing wheel The bottom of the right side of the inner cavity of the housing is provided with a polishing wheel, and the center of the left side of the polishing wheel is connected to the power shaft of the polishing motor. The polishing motor is installed at the bottom of the left inner cavity of the polishing wheel shell. This device improves the polishing efficiency , the dust and debris during the polishing process can be recovered in time, the dust suction plate can effectively absorb the dust in a timely manner, and the dust baffles and collecting tanks on both sides can also block and collect metal fragments in time to avoid splashing cause harm to workers in the surrounding area.
Owner:温州市南云金属制品有限公司

LED string lamp

Embodiments of the invention provide an LED string lamp comprising a power supply circuit, a control circuit and a plurality of LED lamp groups connected in series successively. The power supply circuit is used for using AC power to output a direct current of a preset voltage. The control circuit is connected with a power output terminal of the power supply circuit and is provided with an output terminal for outputting the direct current and a preset control signal, the output terminal comprising an output terminal positive electrode and an output terminal negative electrode. Each LED lamp group comprises a driving chip, a Zener diode and a plurality of color LEDs, the driving chip is provided with a power supply terminal, a ground terminal, and a plurality of driving terminals the number of which is matched with the number of the color LEDs. The negative electrode of the Zener diode is connected with the power supply terminal, and the positive electrode is connected with the ground terminal. The driving terminals are respectively connected with the color LEDs. The driving chip is used to drive the plurality of color LEDs to be on or off according to the control signal. As any of the LED lamp groups is connected with the control circuit only through the Zener diodes of the other lamp groups, thus the LED string lamp solves the problem that conventional LED string lamps are not reliable.
Owner:伍绍镇

Equipment for automatically cleaning cement stains on floor tile surfaces

InactiveCN111956133AAutomatic cleaning jobCleanup will not affectCarpet cleanersFloor cleanersStructural engineeringMechanical engineering
The invention relates to the related field of decoration, in particular to equipment for automatically cleaning cement stains on floor tile surfaces. The equipment comprises a machine body and walkingdevices arranged at the bottom of the machine body; the walking devices drive the equipment to automatically advance; a cleaning device located between the walking devices is arranged in the machinebody; the cleaning device comprises a spring cavity which is formed in the bottom of the machine body and extends inwards; and a worktable extending to the bottom of the machine body is arranged on the top wall of the spring cavity in a spring connection manner. According to the equipment for automatically cleaning cement stains on floor tile surfaces, cement stains deposited on the surface of thefloor tile can be automatically cleaned and cannot be influenced, the working speed is automatically adjusted according to the number of cement stains to guarantee the cleaning efficiency, the equipment can automatically advance and work for a long time, and the air quality in the cleaning process can be guaranteed not to be affected through the dust suction device.
Owner:福州经济技术开发区米达尔科技有限公司

FPGA loading method based on ZYNQ chip

The invention discloses an FPGA loading method based on a ZYNQ chip. The FPGA loading method comprises the steps of power-on automatic loading during power-on starting and upper computer control loading after a ZYNQ system is started; the power-on automatic loading process is as follows: when the equipment is powered on and started, the loading mode of the FPGA is defaulted to be active loading, and at the moment, the FPGA actively reads a file from Flash2 and rapidly loads the file; the upper computer control loading process comprises the steps that after the ZYNQ system runs, a control daemon process automatically runs, a network port is monitored, and an upper computer command is responded; the upper computer establishes communication with the ZYNQ system by using a network port, a serial port and the like, and issues an FPGA code to be updated; the ZYNQ system receives the data, stores the data in a DDR3 memory, verifies the data and feeds back a verification result to the upper computer; and the ZYNQ system determines an equipment updating mode according to an instruction of the upper computer. The FPGA loading method based on the ZYNQ chip, provided by the invention, has the characteristics that the FPGA is quickly and conveniently updated, and the interruption working time of equipment is short.
Owner:成都亿凌特科技有限公司

Flowing type road garage cleaning device cooperated with municipal administration environmentally-friendly garbage truck

The invention relates to the field of municipal administration environment protection, in particular to a flowing type road garage cleaning device cooperated with a municipal administration environmentally-friendly garbage truck. The flowing type road garage cleaning device comprises a bucket, wherein the bucket is horizontally arranged. The flowing type road garage cleaning device also comprisesa dust collection component, two groups of dust collection pipelines, a compression component, two groups of rotary components, two groups of lifting and lowering components and a collection box, wherein each group of dust collection pipelines, each group of rotary components and each group of lifting and lowering components are all symmetrically arranged on two sides of the bucket along the vertical direction of the bucket; the lifting and lowering components are vertically fixedly installed on the middle of one side of the bucket; each rotary component is installed on the output end of eachlifting and lowering component; the compression component is horizontally installed on the top of the bucket; the upper end of each dust collection pipeline is fixedly connected with the bottom of thecompression component; and the bottom of each dust collection component is fixedly connected with the top of the compression component. The flowing type road garage cleaning device can be cooperatedwith the garbage truck to compress and collect garbage on a road surface in a driving process, the garbage can be subjected to temporary processing in a compression process, the garbage can be subjected to multilayer filtering, and equipment is guaranteed to normally operate.
Owner:王美平

Fuel cell vortex type hydrogen circulating pump and hydrogen circulating method

The invention discloses a fuel cell vortex type hydrogen circulating pump and a hydrogen circulating method.The hydrogen circulating pump comprises a pump head end cover and a pump body, a fresh hydrogen flow channel, a circulating hydrogen flow channel and a compressed hydrogen flow channel are formed in the pump head end cover, a fixed vortex disc is fixed to the end face of the pump head end cover, and a motor is arranged in the pump body; an eccentric rotating shaft is arranged on the end face of the pump body. The motor is connected with a rotating scroll plate through the eccentric rotating shaft. The rotary scroll plate is nested on the inner side of the fixed scroll plate; the rotary scroll plate and the fixed scroll plate are engaged to form a plurality of crescent compression cavities; hydrogen discharged by the galvanic pile enters the water-gas separator, the separated hydrogen enters the compression cavity, is engaged and compressed by the rotary scroll plate and the fixed scroll plate, and is mixed with high-pressure fresh hydrogen after being compressed, and the mixed hydrogen enters the galvanic pile. The fresh hydrogen absorbs heat to cool the pump head from a high-pressure state to a low-pressure state, and the moistened circulating hydrogen plays a role in internal humidification of the galvanic pile, so that the service life of the fuel cell is prolonged.
Owner:廊坊琦睿电池科技有限公司
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