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36results about How to "Big design" patented technology

Data descriptor-based medium access control (MAC) software and hardware interaction method and hardware realization device

The invention discloses a data descriptor-based medium access control (MAC) software and hardware interaction method and a hardware realization device for data descriptor-based MAC software and hardware interaction. The method comprises the following steps of: forming a transmission or reception data descriptor by frame data information which is transmitted or to be received and the control information of the frame data information according to a given format, and transmitting the transmission or reception data descriptor to a hardware part to finish a control operation on frame data transmission or reception by using a software part; enabling a system control/state register stack and a transmission/reception state register stack in the designing of a hardware architecture to realize routine transmission and reception control between software and hardware and the control and state feedback of the data transmission respectively; and resolving the descriptor and controlling the data transmission and reception operations of a protocol control unit by using a transmission/reception descriptor buffer controller. In the method, the software part can perform real-time control and state monitoring on the hardware part in an MAC controller so as to avoid the single use of interruption control causing the shortcomings of slow response, operation complexity and the like; and the method and device have the characteristics of flexibility and high efficiency.
Owner:INST OF MICROELECTRONICS CHINESE ACAD OF SCI

Chip pin exchanging method for circuit diagram design

The invention discloses a chip pin exchanging method for circuit diagram design. The chip pin exchanging method comprises the following steps: S10, conducting wire outgoing according to an optimal wire outgoing method for pins needed to be exchanged, and generating a relation list A of pin names and corresponding initial network names according to a first sequence; S20, distributing external signals needed to be connected to a chip for pin exchange to the positions close to the wire outgoing position of the chip, forming a sequence-identified corresponding relation area through pin outgoing wires and the signals, and generating a signal network name list B corresponding to the signals according to a first sequence; S30, changing the initial network names corresponding to the chip pin ends in a schematic diagram into target network names according to the contents of the list A and the list B so as to make the changed target network names correspond to the list B when arranging the target network names according to the first sequence. The chip pin exchanging method for circuit diagram design effectively improves routability of PCB wiring, greatly increases pin exchange list generating efficiency, and effectively ensures exchange correctness of the pins. The chip pin exchanging method can be widely applied to circuit diagram design.
Owner:SHENZHEN FASTPRINT CIRCUIT TECH +2

Air power drive device

InactiveCN103104296AEnergy savingEnergy sanitation energy saving environmental protectionNon-positive displacement enginesInjectorFour-wheel drive
The invention relates to an air power drive device which is characterized by comprising a base. The base is connected with a rotating shaft through a supporting frame. One end of the rotating shaft extends out of the supporting frame and serves as an output shaft. The rotating shaft is fixedly connected with a rotating wheel. A plurality of stress elements are arranged at intervals along the circumferential direction of the rotating wheel. The other side of the base is connected with an air power output device through a support. The air power output device is connected with an air injector pipe through a switch valve. An outlet of the air injector pipe is provided with a high-pressure nozzle. The high-pressure nozzle is aligned to the pushing direction of one stress element on the rotating wheel. As the air power output device and the rotating wheel driven by the air power output device are arranged, air output by the air power output device drives the rotating wheel to drive the rotating shaft to rotate, and the rotating shaft as the power output shaft drives equipment such as a generator connected with the rotating shaft to operate. The air power drive device is ingenious in design, simple in structure, convenient to carry, energy-saving and environment-friendly, and can be widely applied to a power drive process of all kinds of rotating equipment.
Owner:岳国胜

Level measuring apparatus and method for guide plate beam of high-speed wire mill

The invention relates to a level measuring apparatus and a method for a guide plate beam of a high-speed wire mill. The level measuring apparatus comprises a base, a ruler, a first slider, a second slider, a screw rod, a clamping sleeve, a fine adjusting nut, a specification bar and locking nuts, wherein a base keyway matching with a guide plate beam key is arranged on the lower surface of the base, the ruler with scales is vertically arranged on the base, the first slider and the second slider are arranged from bottom to top on the ruler and connected through the screw rod, scales and the clamping sleeve for clamping the cylindrical specification bar are arranged on the first slider, the fine adjusting nut is arranged on the second slider, the first slider and the second slider are located on the ruler through the locking nuts respectively, and the section diameter of the specification bar is the same with the specification of the roll pass of a rolling mill corresponding to the guide plate beam to be measured. Compared with the prior art, the apparatus and the method have the advantages that the structure is simple, the design is reasonable, the utilization is convenient, the measurement is rapid and accurate, the on-line installation accuracy for rolling guide plates at an inlet and an outlet is guaranteed effectively, stable operation of the production is guaranteed, and the cost is low.
Owner:ANGANG STEEL CO LTD

Material conveying device for buildings and using method thereof

The invention discloses a material conveying device for buildings. The material conveying device comprises a base and self-locking universal wheels installed at four corners at the bottom of the base,wherein integrally formed push rods are welded to the left and right sides of the rear side of the upper end surface of the base, and a lifting plate is slidably connected between the two push rods;and telescopic mechanisms are connected in pairs between the upper end surface of the base and the bottom end surface of the lifting plate, a fan is arranged at the middle position of the upper end ofthe lifting plate, and L-shaped clamping plates abutting against the left and right sides of the fan are arranged in pairs on the upper end surface of the lifting plate. The material conveying deviceuses the self-locking universal wheels to push materials to a material transporting place, tightening screws are used for opening a top cover to pour the materials into a barrel body; in the transportation process, a rotating handle can be rotated to drive a stirring shaft and a stirring branch to rotate by being assisted with of the arrangement of a waterproof bearing, so that the materials areprevented from condensing according to the rotation of the materials, and a motor is not required to drive and rotate, and thus the arrangement can save power and maintenance costs.
Owner:淮北辰威科技有限公司

Chinese herbal medicine crushing and screening equipment and using method thereof

The invention discloses Chinese herbal medicine crushing and screening equipment and a using method thereof. The Chinese herbal medicine crushing and screening equipment is mainly composed of a vibrating mill 1, an ultrasonic vibrating screen 2, a coarse material circulating stock bin 3, a fine material circulating stock bin 4 and a vacuum feeder 5. The Chinese herbal medicine crushing and screening equipment is characterized in that an upper discharging outlet 6 of the ultrasonic vibrating screen 2 keeps closed soft connection with the coarse material circulating stock bin 3, a lower discharging outlet 7 of the ultrasonic vibrating screen 2 keeps closed soft connection with the fine material circulating stock bin 4, and the coarse material circulating stock bin 3 keeps closed connection with the vacuum feeder 5 through a vacuum feeding pipe 8. According to the Chinese herbal medicine crushing and screening equipment, design is novel, the structure is scientific, operation is convenient, the defects that Chinese herbal medicines are high in crushing rate, low in screening efficiency, large in dust amount, high in noise and the like can be overcome, full-closed automated continuous operation can be achieved while labor is saved, the pharmaceutical production GMP requirements are met, and a wide application and popularization prospect is achieved.
Owner:LUNAN PHARMA GROUP CORPORATION

Multipurpose combined type lifesaving device

The invention provides a multipurpose combined type lifesaving device comprising a cutter component, a crow bar component and an axe hook component, wherein the cutter component, the crow bar component and the axe hook component are connected together through screwed handles. The cutter component is composed of a rubber handle, a cutter rod and a cutter head, wherein the rubber handle is arranged at the right end of the cutter rod and the cutter head is arranged at the left end of the cutter rod. The crow bar component is composed of a crow bar screwed handle, a crow bar rod and a crow bar head, wherein the crow bar screwed handle is connected at the right end of the crow bar rod through a thread and a pin and the crow bar head is arranged at the left end of the crow bar rod. The axe hook component is composed of an axe hook screwed handle, an axe hook rod, an axe head and a falcula with three teeth, wherein the axe hook screwed handle is connected at the right end of the axe hook rod through a thread and a pin and the left end of the axe hook rod is connected with the axe head or the falcula with the three teeth through a thread respectively. Drawing down structures are respectively arranged at the left end of the cutter rod, the left end of the crow bar rod and the left end of the axe hook rod. Each of the components can not only be used for lifesaving separately but also be assembled together rapidly to be used as a lifesaving tool and a self-defense device.
Owner:郭吉平

Processing method of special yellow tea for beverages

InactiveCN108740078AThe soup is bright yellow and stableExtended shelf lifePre-extraction tea treatmentFluidized bed dryingBlack tea
The invention discloses a processing method of special yellow tea for beverages, and belongs to the technical field of tea processing. The processing method of the special yellow tea for beverages comprises the following steps: performing withering treatment on tea leaves; carrying out fixation treatment; carrying out heap-yellowing treatment; carrying out rolling and cutting treatment by using arotor-type rolling and cutting machine; carrying out rolling and cutting treatment by using a CTC tea rolling and cutting machine; carrying out drying treatment by using a vibrating fluidized bed drying machine; carrying out alcoholization treatment; and carrying out drying treatment by using the vibrating fluidized bed drying machine. The processing method of the special yellow tea for beveragestakes tender tips of tea trees with medium-sized leaves which are rich in contents and mellow in flavor as a raw material; and innovations are made on yellow tea processing technology so as to preparefresh tea leaves into yellow tea that is yellow, bright and stable in soup color, mellow in flavor as well as convenient for extracting or mechanical packaging instead of bag-packaging in the beverage industry. Thus, the problems of tea soup stability of traditional yellow tea, green tea and black tea in the tea beverage industry are solved; moreover, the fluidized bed drying process is adopted,so that the phenomena of tea leakage through air holes of linking boards of common chain-plate automatic drying machines and blowing of tea granules out of the drying machines by hot air are avoided.
Owner:TEA RES INST CHINESE ACAD OF AGRI SCI

Waterproof communication housing and fixing device thereof

The invention discloses a waterproof communication housing and a fixing device thereof. The waterproof communication housing comprises a casing and a door body whose front side is hinged by a hinge. The door body is provided with a code lock which locks the casing, a bottom of the casing is provided with a mounting plate fixed by tightening bolts, the middle of a bottom end surface of the mountingplate is provided with an arc-shaped groove, and a first side plate and a second side plate are vertically welded to left and right ends of the bottom end surface of the mounting plate. The waterproof communication housing and the fixing device have the advantages of reasonable design, novel structure and simple operation, the casing and the mounting plate are installed and fixed by setting the tightening bolts, the disassembly and maintenance are facilitated, the positions of a first arc-shaped clamping plate and a second arc-shaped clamping plate can be adjusted by setting a first telescopic device and a second telescopic device, therefore, the waterproof communication housing can adapt to the poles of different diameters, in addition, an outer wall of a pole can be rightly resisted bysetting the arc-shaped groove, the first arc-shaped clamping plate, the second arc-shaped clamping plate and an non-slip rubber mat at a bent part.
Owner:郭高锐

Level measuring apparatus and method for guide plate beam of high-speed wire mill

The invention relates to a level measuring apparatus and a method for a guide plate beam of a high-speed wire mill. The level measuring apparatus comprises a base, a ruler, a first slider, a second slider, a screw rod, a clamping sleeve, a fine adjusting nut, a specification bar and locking nuts, wherein a base keyway matching with a guide plate beam key is arranged on the lower surface of the base, the ruler with scales is vertically arranged on the base, the first slider and the second slider are arranged from bottom to top on the ruler and connected through the screw rod, scales and the clamping sleeve for clamping the cylindrical specification bar are arranged on the first slider, the fine adjusting nut is arranged on the second slider, the first slider and the second slider are located on the ruler through the locking nuts respectively, and the section diameter of the specification bar is the same with the specification of the roll pass of a rolling mill corresponding to the guide plate beam to be measured. Compared with the prior art, the apparatus and the method have the advantages that the structure is simple, the design is reasonable, the utilization is convenient, the measurement is rapid and accurate, the on-line installation accuracy for rolling guide plates at an inlet and an outlet is guaranteed effectively, stable operation of the production is guaranteed, and the cost is low.
Owner:ANGANG STEEL CO LTD

Silicon carbide particle shaping device

The invention discloses a shaping device for silicon carbide particles. The shaping device is provided with a shaping frame; a grinding plate is arranged on the shaping frame; a main shaft which is vertically arranged is arranged in the grinding plate; the upper end of the main shaft is connected with the shaping frame through a main bearing; the lower end of the main shaft passes through the grinding plate and is connected with a lower bearing arranged on the shaping frame; a plurality of grinding wheels which are matched with the plate bottom of the grinding plate are uniformly arranged in the grinding plate in the circumferential direction of the main shaft; silicon carbide shaping gaps are formed between the bottoms of the grinding wheels and the bottom of the grinding plate; a wheel shaft supporting mechanism for a wheel shaft of each grinding wheel is arranged on the lower part of the main shaft; and a regulating mechanism for regulating height of the silicon carbide shaping gaps is arranged on the main shaft. According to the shaping device disclosed by the invention, the silicon carbide particles with irregular shapes are added into the grinding plate, and the grinding wheels are driven by the main shaft to rotate in the circumferential direction of the main shaft, so that the grinding wheels per se rotate to extrude and grind the silicon carbide particles with irregular shapes, and the diameters and the sharpness of the silicon carbide particles are reduced, and therefore, the shaping device is suitable for the industry with high requirements on silicon carbide for sintering high-grade ceramics and the like.
Owner:连云港龙塔研磨材料有限公司

Low-cost automatic charging and discharging control circuit and control method for storage batteries

The invention relates to the technical field of storage battery charging and discharging control, in particular to a low-cost automatic charging and discharging control circuit and control method forstorage batteries. The low-cost automatic charging and discharging control circuit comprises a charging circuit of which one end is electrically connected with an external charging power supply and the other end is electrically connected with the conducting end of a diode. The cut-off end of the diode is electrically connected with the external charging power supply and a power output terminal. The low-cost automatic charging and discharging control circuit further comprises a storage battery of which one end is electrically connected with the conducting end of the diode and the other end is grounded. According to the low-cost automatic charging and discharging control circuit and control method for storage batteries disclosed by the invention, the automatic charging and discharging function of the storage battery is realized by making use of the switching characteristics of the diode, and there is no need for enabling control by an external controller. The circuit is simple, and the system instability of charging-discharging switching of the storage battery is overcome. The circuit has fewer components and occupies less PCB area, which is conducive to miniaturization and light weight. Moreover, the cost is greatly reduced, which is conducive to wide application.
Owner:BEIDOU AEROSPACE AUTOMOBILE BEIJING CO LTD

Fluopyram and fluazinam compounded granule and preparation process thereof

InactiveCN112616840AScientifically sound sourceWide variety of sourcesBiocideFungicidesBiotechnologySucrose
The invention relates to a fluopyram and fluazinam compounded granule. The fluopyram and fluazinam compounded granule comprises a phase A, a phase B and a phase C, wherein the phase A comprises 1-10% of fluopyram and1-10% of fluazinam; the phase B comprises 60%-95% of a bio-based high polymer material chitosan-calcium carbonate particle carrier; and the phase C comprises 0.2-50% of functional bonding slurry. The fluopyram and fluazinam compounded granule is scientific and reasonable in design, and the adopted carrier is a bio-based high polymer material chitosan-calcium carbonate particle, is wide in source, simple, easy to obtain and good in biodegradability, and can also be used as a nutritional ingredient to provide certain nutrients for crops; the used slurry is sucrose-starch mixed liquor, so that the water solubility is better, and the drying speed is high; the coating is carried out for three times, the raw medicine is more uniformly coated and is easy to dry, the drying process is omitted, the energy consumption is reduced, the fast-acting property is better, the lasting period is long, and the problems of granule sticking, difficulty in drying and the like caused by a large amount of materials and slurry during the preparation of granules with higher content are avoided.
Owner:TIANJIN HIGHPOINT PLANT PROTECTION

Multipurpose combined type lifesaving device

The invention provides a multipurpose combined type lifesaving device comprising a cutter component, a crow bar component and an axe hook component, wherein the cutter component, the crow bar component and the axe hook component are connected together through screwed handles. The cutter component is composed of a rubber handle, a cutter rod and a cutter head, wherein the rubber handle is arranged at the right end of the cutter rod and the cutter head is arranged at the left end of the cutter rod. The crow bar component is composed of a crow bar screwed handle, a crow bar rod and a crow bar head, wherein the crow bar screwed handle is connected at the right end of the crow bar rod through a thread and a pin and the crow bar head is arranged at the left end of the crow bar rod. The axe hook component is composed of an axe hook screwed handle, an axe hook rod, an axe head and a falcula with three teeth, wherein the axe hook screwed handle is connected at the right end of the axe hook rod through a thread and a pin and the left end of the axe hook rod is connected with the axe head or the falcula with the three teeth through a thread respectively. Drawing down structures are respectively arranged at the left end of the cutter rod, the left end of the crow bar rod and the left end of the axe hook rod. Each of the components can not only be used for lifesaving separately but also be assembled together rapidly to be used as a lifesaving tool and a self-defense device.
Owner:郭吉平

A circuit diagram design chip pin exchange method

The invention discloses a chip pin exchanging method for circuit diagram design. The chip pin exchanging method comprises the following steps: S10, conducting wire outgoing according to an optimal wire outgoing method for pins needed to be exchanged, and generating a relation list A of pin names and corresponding initial network names according to a first sequence; S20, distributing external signals needed to be connected to a chip for pin exchange to the positions close to the wire outgoing position of the chip, forming a sequence-identified corresponding relation area through pin outgoing wires and the signals, and generating a signal network name list B corresponding to the signals according to a first sequence; S30, changing the initial network names corresponding to the chip pin ends in a schematic diagram into target network names according to the contents of the list A and the list B so as to make the changed target network names correspond to the list B when arranging the target network names according to the first sequence. The chip pin exchanging method for circuit diagram design effectively improves routability of PCB wiring, greatly increases pin exchange list generating efficiency, and effectively ensures exchange correctness of the pins. The chip pin exchanging method can be widely applied to circuit diagram design.
Owner:SHENZHEN FASTPRINT CIRCUIT TECH +2

Independent Suspension Mechanism and Wheel Driving Method for Upright Jumping of Motor Vehicle Rear Wheels

ActiveCN111806175BAchieve upright beatingUpright beating does not changeMotor depositionResilient suspensionsControl theoryIndependent suspension
The invention provides an independent suspension mechanism and a wheel driving method for the rear wheels of a motor vehicle to stand upright and jump, including an independent suspension mechanism, the independent suspension mechanism includes a body frame, and left A swing frame and a right swing frame, a left rear flat fork is arranged below the left swing frame, a right rear flat fork is arranged below the right swing frame, the inside of the left rear flat fork and the right rear flat fork are both Rear wheels are provided, shock absorbers A are arranged between the left rear flat fork frame and the left swing frame, between the right swing frame and the right rear flat fork frame, and rear support bottoms are arranged symmetrically front and rear under the body frame frame and the front bracket, the body frame and the front bracket and the rear bracket are evenly provided with a plurality of bottom springs, the lower parts of the two sides of the body frame are respectively connected to the upper part of the inner side of the left swing frame and the right swing A shock absorber B is arranged obliquely between the upper parts of the inner side of the frame, and a double-pulley type power-off switch is arranged in the wheel driving method. The present invention has reasonable structure, ingenious design, good shock-absorbing performance, and has broad prospects.
Owner:莆田市萍秀兴新能源科技有限公司
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