Patents
Literature
Patsnap Copilot is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Patsnap Copilot

105results about How to "Widely available" patented technology

Chopstick spray-paint equipment and chopstick spray-paint method

The invention relates to chopstick spray-paint equipment, which comprises a rack, a spray-paint box, a conveyer belt and a chopstick dish, wherein the spray-paint box is arranged on the rack, and the conveyer belt penetrates through the spray-paint box; the chopstick dish is arranged on the conveyer belt; and inserting holes for fixing chopsticks are arranged on the chopstick dish. An electric cabinet for electrically controlling the chopstick spray-paint equipment is also arranged on the spray-paint equipment. The spray-paint box is provided with a front door A and a back door A along the conveying direction of the conveyer belt, and a spray gun for spraying paint is arranged in the spray-paint box. The degree of automation is high, and the chopstick spray-paint equipment replaces manually pulling paint operation and the long-time drying process. The chopstick spray-paint equipment is also provided with a drying box, so that the carrying back and forth among each working procedure and drying and putting area in the paint spraying and drying processes are saved, the labor strength is reduced, the manpower resource is greatly saved, the production rate is increased, the length of a chopstick mold is shortened, and the use ratio of raw materials of chopsticks is increased. Benzene volatile matters and others in the equipment are effectively removed. The spray-paint equipment has simple operation, compact structure and wide practical meaning and marketable value.
Owner:侯唯敏

Helicopter taking off and landing vertically and flying horizontally and application thereof

The invention discloses a helicopter taking off and landing vertically and flying horizontally and application thereof. The helicopter comprises a fuselage, rotor mechanisms, wing mechanisms, an undercarriage device, a power mechanism, a control mechanism and a transmission mechanism. The fuselage comprises a nose, a fuselage middle part and a tail. The rotor mechanisms comprise double rotating rotor mechanisms. Rotary double-rotor mechanisms are longitudinally arranged on the fuselage. The multiple wing mechanisms are perpendicularly arranged on the two sides of the fuselage middle part. As both the double rotating rotor mechanisms and the rotary double-rotor mechanisms are designed, both vertical taking-off and landing and rapid horizontal flying are achieved; as the rotor mechanisms are installed on the nose and the tail of the fuselage of the helicopter respectively and can rotate front and back around the center axis of the fuselage, the range of the helicopter is 5-6 times larger than that of an existing helicopter, flight safety is ensured, production and operation cost is reduced, the design can be applied to various aircrafts, and the significant technical effects of a large range, a high flight speed, a high safety coefficient and control easiness of the helicopter can be achieved.
Owner:倪德玉

Method for increasing extracting and drilling stability of low-permeability soft coal seam

ActiveCN111021960AAvoid collapsing holesAvoid serious phenomena such as spray holesGas removalSealing/packingThermodynamicsPipe
The invention relates to a method for increasing the extracting and drilling stability of a low-permeability soft coal seam. The method comprises the following steps of (1) sleeving the outer side ofa drill pipe with a telescopic trailing sleeve; (2) deeply drilling into the coal seam; (3) withdrawing the drill pipe and the telescopic trailing sleeve from a drilling cavity after drilling into thespecified depth; (4) putting an anti-collapse pipe in the drilling cavity to the bottom of the drilling cavity; (5) respectively fixing two flexible air bags to both ends of a hole sealing pipe, andconnecting the two flexible air bags through a ventilating pipe; (6) respectively fixing a grouting hose and a return hose to the upper and lower ends of the flexible air bag which is close to the drilling cavity; (7) sleeving the anti-collapse pipe with the hole sealing pipe, and inflating the two flexible air bags, so that the two flexible air bags are tightly abutted with the inner wall of thedrilling cavity; (8) grouting the sealed space between the two flexible air bags; and (9) removing a grouting device after grouting is completed, and tightening the grouting hose and the return hose.According to the method, the extracting and drilling stability is guaranteed, so that the problems of the low hole forming rate and the poor hole sealing effect of the soft coal seam are solved.
Owner:山西潞安矿业集团慈林山煤业有限公司李村煤矿

Umbrella-shaped detent hanger and method for charging blast hole through umbrella-shaped detent hanger

The invention discloses an umbrella-shaped detent hanger. An umbrella framework structure is used for reference, elastic rope yarns or springs are mounted to make surface frames have the unfolding trend, and a hanging fixed pulley is further arranged at the lower end of the structure. When the umbrella-shaped detent hanger is matched with a charging long bag for charging an upward or horizontal or downward gently inclined deep blind hole with the enlarged hole bottom, the umbrella-shaped detent hanger is clamped at the hole bottom, the charging long bag is dragged into the blast hole through a rope winds around the fixed pulley, breakage and deformation of a blasting charge can be avoided, accurate spacing charging and non-coupling charging are achieved, and the problems of charging and blockage of upward or horizontal or downward gently inclined deep blind holes are solved. The umbrella-shaped detent hanger is simple in structure and wide in available material source, and mass industrial production and usage are easy. The construction method provided by the invention is wide in application range and can be widely used for projects of demolition blasting, soil and rock blasting, controlled blasting and mine blasting, and the technical scheme with the high cost performance is provided for deep hole charging.
Owner:叶建军

Video-ranging offshore platform crane heave compensation control system and method

The invention discloses a video-ranging offshore platform crane heave compensation control system and method. The video-ranging offshore platform crane heave compensation control system comprises a control computer, an industrial camera and a direct-pump-controlled electrical-hydraulic heave compensation device, wherein the industrial camera as well as a servo motor driver, a rotating speed sensor, three pressure sensors and a built-in displacement sensor in the direct-pump-controlled electrical-hydraulic heave compensation device are respectively electrically connected with the control computer to carry out information and energy exchange; and the industrial camera and the direct-pump-controlled electrical-hydraulic heave compensation device are respectively arranged on an offshore platform crane base. Three-dimensional location information of a ship is detected through a video ranging method and is transmitted to the control computer to control the direct-pump-controlled electrical-hydraulic heave compensation device, and furthermore the intelligent heave motion compensation of an offshore platform crane is carried out; and the crane is not influenced by the heave motion of a ship body, a load is lifted to leave away from and be stably descended to a deck of a supply ship, and furthermore the intelligent heavy motion compensation realized through lifting and descending of the crane is carried out.
Owner:ZHEJIANG UNIV

Preparation method and application of carbonized rice hull powder particle control and flooding agent

The invention provides a preparation method and application of a carbonized rice hull powder particle control and flooding agent. The preparation method comprises the following steps: (1) weighing a certain amount of rice hull and putting the rice hull into a carbonization tank; (2) putting the carbonization tank into a constant-temperature curing box, adjusting heating temperature to 200-270 DEG C, and carrying out carbonization treatment on the rice hull at the constant temperature for 2-3 h; and (3) taking out the carbonized rice hull, cooling the rice hull and finally crushing and screening so as to obtain the carbonized rice hull powder particle control and flooding agent. According to the preparation method of the carbonized rice hull powder particle control and flooding agent, rice hull is commercially available in quantity, and the carbonization processing is simple and easy to operate. The preparation method belongs to refuse reclamation and is low-cost. In comparison with other control and flooding agents, the prepared carbonized rice hull powder particle control and flooding agent is nontoxic and harmless and is green and environment-friendly. After the carbonized rice hull powder particle control and flooding agent is blended with an aqueous solution of partially hydrolyzed polyacrylamide polymers according to a certain mass ratio, the profile control plugging rate of deep-bed formation large-pores can reach 90% and above.
Owner:DAGANG OIL FIELD GRP +1

Automatic egg cell capturing and culturing device

The invention discloses an automatic egg cell capturing and culturing device. The automatic egg cell capturing and culturing device comprises a culture solution supply mechanism which is arranged on a bracket and is linked by an electric motor, wherein the culture solution supply mechanism is connected with the motor through the bracket; the electric motor is connected with a rotary wheel disc connected by a bearing; injectors which penetrate through the disc surface are annularly and uniformly distributed on the rotary wheel disc; a cell capturing mechanism is arranged below the culture solution supply mechanism and comprises a base formed by a rectangular frame; a double-layer hole film embedded on the base is arranged on an enclosure of the rectangular frame; a waste liquid removal mechanism is arranged below the cell capturing mechanism and comprises a flask connected to the lower side of a three-neck container; a control mechanism comprises a control board which is respectively connected with a micro pump, the electric motor and a motor through wires. According to the device, batch capture of egg cells and liquid transfer culture automation are realized, and a technical scheme which is low in cost and easy to operate is provided for realizing in-vitro culture of egg cells, fertilization and early culture of embryos.
Owner:XIDIAN UNIV

Method for calculating temperature field distribution of sleeve with inserting and connecting structure

The invention discloses a method for calculating temperature field distribution of a sleeve with an inserting and connecting structure. The method includes the steps: S1 building a finite element model of the sleeve with the inserting and connecting structure, and dividing a body grid and a surface grid; S2 calculating contact resistance in the inserting and connecting structure, and inverting volume resistivity of the inserting and connecting structure; S3 calculating overall heating power of a guide rod and local heating power of the inserting and connecting structure; S4 calculating bulk temperature distribution of the sleeve, correcting an initial value of the resistivity in the step S2 according to a calculation result, performing repeated iteration, and repeating the step S2-S4 untila difference value of measuring points in two adjacent resistivity calculation results is smaller than a preset value. The method comprehensively considers different heat transfer modes in the sleeve, skin effect of current in the guide rod, contact resistance among joint positions of center conducting rods, watch strap touching fingers and guide rods, overall heat field distribution of sleeves with different connecting structures can be calculated, a heat designing cycle in the designing process of the sleeve is effectively shortened, and the designing cost of the in the designing process ofthe sleeve is effectively reduced.
Owner:EXAMING & EXPERIMENTAL CENT OF ULTRAHIGH VOLTAGE POWER TRANSMISSION COMPANY CHINA SOUTHEN POWER GRID +1

Device capable of improving traffic safety and traffic efficiency

InactiveCN109035867AImprove securityFacilitate coordinated schedulingAnti-collision systemsSocial benefitsIn vehicle
The invention discloses a device capable of improving the traffic safety and the traffic efficiency, and belongs to the technical field of intelligent traffic. The device capable of improving the traffic safety and the traffic efficiency comprises a vehicle module; and the vehicle module comprises a DSRC module, a data processing module and a human-computer interaction interface, wherein the DSRCmodule is electrically connected with the data processing module, the data processing module is electrically connected with the human-computer interaction interface, and a DSRC module of road side equipment and DSRC modules of surrounding vehicles are electrically connected to the DSRC module. According to the device capable of improving the traffic safety and the traffic efficiency, not only is three-network fusion of an in-vehicle network (for achieving interconnection between a vehicle and a CAN), an out-vehicle network (for achieving interconnection between vehicles and between the vehicleand the road side equipment) and a vehicle cloud network (for achieving interconnection between the vehicle and other cloud platforms) achieved, but also the driving safety and intelligence are improved by processing and analyzing acquired data, the travel efficiency is greatly improved, and the wide social benefit and practical engineering value are achieved.
Owner:ANHUI UNIVERSITY OF TECHNOLOGY

Preparation method of whole potato starch

The invention discloses a preparation method of whole potato starch. The preparation method comprises the following steps: washing, peeling, dicing potatoes; carrying out color protection in deoxygenated water, wherein the temperature of the deoxygenated water is 17 DEG C to 21 DEG C and the color protection time is 20min to 30min; controlling the moisture for 30s to 90s and drying by a heat pump, wherein the temperature of a drying oven of the heat pump is 40 DEG C to 65 DEG C and the humidity is 20 percent to 45 percent; drying until the moisture content of the potato dices is 5 percent to 15 percent; crushing, sieving and packaging to obtain a whole potato starch finished product. According to the method disclosed by the invention, conditions that the colors of the potatoes are not uniform and become brown, caused by the fact that the temperature is high or the humidity elimination is not uniform when the potatoes are dried, are effectively avoided; compared with freezing and drying, more cost can be saved; the prepared whole potato starch finished product has uniform color and low moisture content; nutrient components are richer than that of other whole starch; the loss of other temperature-sensitive nutrient substances and water-soluble nutrient substances, such as vitamin C, is small and the drying effect is better than the quality of hot air-dried products.
Owner:新疆农业科学院农产品贮藏加工研究所

Tunnel construction method for side span non-filling type long and narrow shallow-bottom karst cave section

The invention discloses a tunnel construction method for a side span non-filling type long and narrow shallow-bottom karst cave section, and relates to the field of underground engineering. The invention aims to provide a construction method for the side span karst cave section of a tunnel under the specific geological condition of a non-filling type long and narrow shallow-bottom karst cave. According to the technical scheme, the tunnel construction method for the side span non-filling type long and narrow shallow-bottom karst cave section comprises the steps that a karst cave cavity in the lower portion of a tunnel excavation face is backfilled with cave slag, a karst cave opening is reinforced after danger is eliminated, a tunnel arch outside the karst cave cavity is subjected to advance support, tunnel excavation is conducted in a segmented circulating excavation mode, steel frames are erected along the tunnel arch and the whole section of a side wall, the tunnel arch and the sidewall are supported through anchor rods of a construction system, surrounding rock around the karst cave wall at the bottom of the tunnel is reinforced, a reinforced concrete slab at the bottom of thetunnel is constructed, a karst cave drainage pipe is constructed, the tunnel side karst cave is backfilled with concrete, and finally a tunnel secondary reinforced concrete lining and a road surface are constructed. The tunnel construction method is suitable for the design and construction of the side span non-filling type long and narrow shallow-bottom karst cave section.
Owner:POWERCHINA CHENGDU ENG

Automatic error compensation method for infrared thermal imaging temperature measurement system

The invention provides a distance and angle error automatic compensation method for a thermal imaging temperature measurement system, and the method comprises the steps: determining the abscissa, ordinate and polar coordinate of a measured target temperature measurement point in an image coordinate system according to an infrared thermal imaging image obtained by a thermal imager; combining the thermal imager installation height, the focus distance, the thermal imager lens focal length and the human body average height value, and calculating the distance value and the deflection angle value ofthe measured target through the geometrical relationship; and multiplying the originally measured temperature value by the corresponding calibration value by using a distance error calibration curvepre-stored in the thermal imager to obtain a product which is a compensated temperature value. The distance and angle error compensation method provided by the invention does not need to additionallyadd any hardware equipment, does not need additional acquisition action, can automatically adapt to the distance and deflection angle change of the measured target, has zero investment and zero lag, has extremely high cost performance, and has wider practicability and universality.
Owner:SHANGHAI JIAO TONG UNIV

Anti-blocking and purifying device for sewer pipe of kitchen sink

The invention provides an anti-blocking and purifying device for a sewer pipe of a kitchen sink and relates to an anti-blocking and purifying device. The anti-blocking and purifying device comprises a residue cleaning device, a sealed and heated cleaning switch, an instant heating device and a cleaning liquid spraying device; the residue cleaning device is mounted in the to-be-purified sewer pipe; the sealed and heated cleaning switch is mounted at the lower end of the to-be-purified sewer pipe; the cleaning liquid spraying device is mounted on one side of the lower end of the to-be-purified sewer pipe, and a spray nozzle of the cleaning liquid spraying device is communicated with an inner cavity of the to-be-purified sewer pipe; the instant heating device is connected between the to-be-purified sewer pipe and a purified sewer pipe; the output end of the sealed and heated cleaning switch is respectively connected with the input ends of the instant heating device and the cleaning liquid spraying device. The anti-blocking and purifying device provided by the invention is simple and practical in structure, can effectively clean residues and oil stains in the sewer pipe, prevent the blockage of the sewer pipe and better prevent odor backflow, and has the characteristics of being small in cleaning difficulty, low in cleaning cost, high in efficiency and the like, thereby having extensive promotion significances and practical values.
Owner:LUSHAN COLLEGE OF GUANGXI UNIV OF SCI & TECH

Intelligent mobile phone user identity certification method based on writing behavior biological feature

The present invention relates to an intelligent mobile phone user identity certification method based on a writing behavior biological feature, belonging to the field of information safety technology. The method comprises two parts which are training and certification. In a training period, firstly a user selects or customizes a stamp and writes, then the touch information in a writing process and mobile phone sensor information are collected, the writing behavior biological feature is extracted, and finally the writing behavior biological feature is stored for certification. In a certification period, firstly, the user copies a stamp prompt stored in the training period, then the touch information in a writing process and mobile phone sensor information are collected, a writing behavior biological feature is extracted, and the similarity between writing behavior biological feature and the writing behavior biological feature stored in the training period is calculated, whether the similarity is larger than a threshold value or not is calculated, the certification is approved if so, and the certification is failed if not. Compared with a traditional certification method, the certification method of the invention has the advantages of convenient certification process, large improvement of safety, convenient use of the user, and no need of remembering complex passwords.
Owner:戴林

LED line lamp and LED illumination lamp

The invention relates to an LED line lamp and an LED illumination lamp. The LED line lamp comprises an installation base, a plurality of LED lamps, a plurality of heat dissipation units and a line groove part. The installation base is provided with a first side face and a second side face which are opposite to each other. The LED lamps are arranged on the first side face in an array mode. The heat dissipation units are arranged on the second side face. The tops of the heat dissipation units are provided with heat dissipation grooves. The line groove part is formed in the installation base. The cross section of the line groove part is in a side-omitted square shape. The line groove part is provided with an opening. The opening of the line groove part faces towards one side of the heat dissipation units. The line groove part is provided with a plurality of through holes. According to the LED line lamp, the LED lamps are installed on the first side face, the heat dissipation units are arranged on the second side face, and therefore the structure is simple, assembly is easy, and cost is low. In addition, the heat dissipation units can dissipate heat in time and is good in heat dissipation effect. Furthermore, the invention discloses the LED illumination lamp with the LED line lamp.
Owner:东莞市闻誉实业有限公司
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products