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470results about How to "Unique idea" patented technology

E0-grade melamine modified urea-formaldehyde resin adhesive, and preparation method and application thereof

The invention relates to an E0-grade melamine modified urea-formaldehyde resin adhesive, and a preparation method and application thereof. The E0-grade melamine modified urea-formaldehyde resin adhesive is characterized by comprising an E0-grade melamine modified urea-formaldehyde resin, a composite curing agent and a composite filler, wherein the E0-grade melamine modified urea-formaldehyde resin is prepared from the following raw materials in parts by mass: 100 parts of formaldehyde, 0.1-0.5 part of polyvinyl alcohol, 100-200ml of basic catalyst and 200-400ml of acidic catalyst; the mol ratio of the formaldehyde to the urea+melamine (F / (U+M)) is equal to 0.80-0.98; the composite curing agent is prepared from the following raw materials in parts by mass: 200-250 parts of ammonium chloride, 150-200 parts of oxalic acid, 400-450 parts of citric acid, 100-150 parts of tartaric acid and 500-800 parts of water; and the composite filler is prepared from the following raw materials in parts by mass: 60 parts of industrial flour, 20 parts of 800-mesh light calcium carbonate and 20 parts of 800-mesh wood meal. The E0-grade melamine modified urea-formaldehyde resin adhesive is used for gluing plates. The E0-grade melamine modified urea-formaldehyde resin adhesive has the advantages of low free formaldehyde content, low cost, favorable precompression performance, good gluing performance and the like.
Owner:BEIHUA UNIV

Real-time measuring apparatus and real-time measuring method for large deformation and stress of test tube in steel pipe bending deformation

ActiveCN103207118ASolve the problem of test abilityFull bending loadForce measurementMaterial strength using steady bending forcesAutomatic controlData acquisition
The invention discloses a real-time measuring apparatus and a real-time measuring method for large deformation and stress of a test tube in steel pipe bending deformation. The measuring apparatus comprises an oil cylinder, a hydraulic system, a pressure sensor, a water pressure system, a movable side force arm, the test tube, a strain meter, a rotation-angle measuring apparatus for a 2D length position at the middle of the test tube, a transition ring, a connecting flange, a fixed side force arm, a rotation-angle measuring apparatus for a tube end of the test tube, an adjusting joint, a load-bearing beam, a control system, a computer data acquisition and processing system, a stress and strain measurement system and a draw-wire displacement sensor III. The apparatus can increase measuring stability and measuring accuracy. The measuring method realizes automatic control, real-time supervision and automatic measurement of a steel pipe bending deformation test, can fully monitor and record changes of load, displacement, rotation angle, distribution of the stress and the strain when the test tube occurs bending deformation while bearing internal pressure load and bending load at the same time, can acquire, record and display test data in time, and can analyze and treat the test data.
Owner:BC P INC CHINA NAT PETROLEUM CORP +2

System for distributing loads among plants of cascade hydropower stations in real time and implementation method of system

The invention discloses a system for distributing loads among plants of cascade hydropower stations in real time and an implementation method of the system and mainly solves the problem that under the situation that a total power generation load instruction fluctuates frequently, the water level of a counter regulation power station reservoir cannot be controlled effectively to realize real-time coordinated operation of a cascade hydropower station group in the prior art. The system comprises a strategy library, a database server, a monitoring module, a strategy and model calculating module, a data transmission module, a fault alarm processing module and a prediction calculating module, wherein the prediction calculating module, the fault alarm processing module, the strategy and model calculating module and the data transmission module are respectively connected with the monitoring module. The strategy library is connected with the strategy and model calculating module. The database server is connected with the data transmission module. The system has the advantages that later effects of real-time distribution results of the loads among plants are considered, effectively scheduling of the cascade hydropower station group is achieved, and high practical and popularization values are achieved.
Owner:SICHUAN UNIV

Drill bit of replaceable cutter head type structure

The invention discloses a drill bit of a replaceable cutter head type structure. Currently, a drill bit of a replaceable cutter head type structure high in machining accuracy, high in mounting accuracy and stable in rotating does not exist. The drill bit comprises a cutter rod, a cutter head and a fixing screw. The cutter rod comprises a cutter rod body. The drill bit is characterized in that a cutter head locating groove is formed in the front end of the cutter rod body, two supporting planes are arranged on the cutter head locating groove, after one supporting plane rotate around the axis of the cutter rod by 180 degrees, the supporting plane and the other supporting plane are overlapped, a locking groove is formed in a fixing column, the fixing column is arranged in a cutter head locating hole in a sleeved mode, a cutter head body is placed in the cutter head locating groove, the two supporting faces on the cutter head are tightly attached to the two supporting planes on the cutter rod respectively, the locating bottom face on the cutter head is tightly attached to the bottom of the cutter head locating groove, the fixing screw is in thread connection into a cutter head fixing hole, and the front end of the fixing screw abuts against the locking groove in the cutter head. The drill bit is high in machining accuracy, high in mounting accuracy, stable in rotating and stable in cutting, the cutter head can be abandoned, and service life is long.
Owner:ZHEJIANG XINXING TOOLS CO LTD

Real-time monitoring method for growth characters of tea trees in intensive cultivation

The invention discloses a real-time monitoring method for growth characters of tea trees in intensive cultivation. The method comprises the following steps: performing real-time data acquisition by a tea tree living body growth character data acquisition device based on online location, transmitting the acquired data to an artificial comprehensive management center through a wireless communication way to process, wherein the acquired data comprises current location data acquired by a locating mechanism, fresh tea leaves spectrum data acquired by a high spectrum imaging sensor, and average growth height of fresh tea leaves measured by an ultrasonic wave sensor, and judging the best fresh tea leaf picking time based on that the data and a picking judgment model established off line are combined by the artificial comprehensive management center. The picking judgment model comprises a bud size growth measurement model based on average growth height, a yield correlation model and a quality correlation model based on the high spectrum image data. The real-time monitoring method for the growth characters of the tea trees in intensive cultivation is beneficial to realizing of intensive cultivation and automation in planting of the tea trees.
Owner:湖南星索尔航空科技有限公司

Automatic assembling and tack welding system for U-shaped rib plate units

The invention discloses an automatic assembling and tack welding system for U-shaped rib plate units, which comprises a pair of parallel rails and a gantry, the gantry can move on the rails, and an assembling platform is laid between the two rails; the gantry comprises an upper crossbeam, a lower crossbeam, four uprights and two traveling beams, the upper crossbeam and the lower crossbeam are respectively fixed between the two front uprights, and one gantry-traveling mechanism is respectively arranged on the bottom of each of the two traveling beams; a movable welding system is arranged on the upper crossbeam; and a movable two-dimensional adjustable positioning and pressing system is arranged on the lower crossbeam. Because the two-dimensional adjustable positioning and pressing system is combined with a polishing and dedusting system and the robotic welding system, the polishing and dedusting of the area to be welded of the U-shaped rib plate units, the positioning and pressing of U-shaped ribs and robotic tack welding can be full-automatically controlled together, and the automatic assembling and tack welding system has the advantages that the assembly precision of the U-shaped ribs of orthotropic bridge plate units is high, the automatic assembly and production efficiency is high, and the quality of welding lines is stable.
Owner:CHINA RAILWAY SHANQIAO GRP CO LTD

Method for controlling remote controller of push-to-talk (PTT) intelligent air condition

The invention provides a method for controlling a remote controller of a push-to-talk (PTT) intelligent air condition, which is characterized by comprising the following steps: arranging a temperature sensor and an intelligent button; detecting environment temperature with the temperature sensor to obtain a detecting electric signal corresponding to the environment temperature; converting the detecting electric signal by means of A / D, and inputting into a CPU to obtain a digital environment temperature value; previously defining one or two temperature set value(s) with software; when an operator presses the intelligent button, judging the relationship between the environment temperature value and the defined temperature set value(s) by a software program though the CPU to simultaneously transmit corresponding instructions of starting, working mode, air quantity controlling, air direction controlling, and the like; and transmitting the instructions which are transmitted by the CPU though an infrared ray transmission module. The method can automatically start up the air condition and select a cooling mode, a heating mode and a ventilating mode or a dehumidifying mode according to the environment temperature only by pressing the intelligent button no matter in winter or summer. The method is convenient in operation, fast, is time saving and labor saving, is especially suitable for the old, children and persons with low literacy, and is particularly for blind people.
Owner:江苏群达控制技术有限公司

Automatic and intelligent-adjusting consumable-free air purifier

The invention relates to an automatic and intelligent-adjusting consumable-free air purifier. A consumable-free automatic and intelligent-adjusting air purifier device is absent at present. The automatic and intelligent-adjusting consumable-free air purifier comprises a catalyst packing net, an air detecting sensor module, a screen module and a fan module. The automatic and intelligent-adjusting consumable-free air purifier is characterized by further comprising an electrostatic dust removal device and a top cover, wherein the electrostatic dust removal device comprises an electrostatic dust removal device control module and a plurality of vertical metal plates; the screen module comprises a display screen and an Android control system circuit board; the Android control system circuit board is used for analyzing and processing data detected by the air detecting sensor module, and converting current air pollutant data into an air quality index; and the electrostatic dust removal device control module is used for controlling voltage of the electrostatic dust removal device and regulating dust removal efficiency; the fan drive module is controlled to regulate air quantity of the fan and regulate purifying treatment amount, so that a purifying rate is increased when ambient air quality is relatively poor and the purifying rate is reduced when the ambient air quality is relatively good. The automatic and intelligent-adjusting consumable-free air purifier is free of consumables.
Owner:UCHEER PURIFICATION & POLLUTION CONTROL TECH ZHEJIANG CO LTD

Aqueous macromolecule-isocyanic ester stalk artificial board and preparation thereof

The invention relates to a water-based macromolecule-isocyanate straw hard board and a preparation method thereof. Straws of rice, wheat, corn or other crops, a water-based macromolecule-isocyanate adhesive and a straw interface performance modifying agent are used as raw materials, and the straws are treated by section cutting, kneading and modification, adhesive application and heat pressing to produce the water-based macromolecule-isocyanate straw hard board. A mixture ratio of the absolute dry straws to the water-based macromolecule-isocyanate adhesive to the straw interface performance modifying agent by weight is 100 to 10-16 to 0.05-0.15. The straw hard board uses the water-based macromolecule-isocyanate adhesive to replace a pure isocyanate adhesive, radically improves the problems of toxic organic volatiles, poor prepressing performance, adhesion on boards, etc., remarkably reduces cost and really realizes green production, and the raw materials after the treatment of kneading and modification have good prepressing and molding performances and high one-off qualified rate. The water-based macromolecule-isocyanate straw hard board has the characteristics of unique design, long active period, excellent aging, water and heat resisting performances, simple operation, easy availability of equipment, no environmental pollution, easy implementation, etc., and produces huge entironmental, social and economical benefits after the water-based macromolecule-isocyanate straw hard board is popularized.
Owner:BEIHUA UNIV

Bi-power combined type air purifier

The invention provides a bi-power combined type air purifier. The air entering from an air suction inlet is purified deeply by entering a specially made composite particle filter screen after purified by a multilayer filter screen, then enters the bottom of a liquid chemical water tank capable of thoroughly decomposing residual harmful substances such as formaldehyde and passes an air wet-balance filter screen to be purified by natural negative ions under irradiation of a crystal gypsum lamp, and the air is deeply purified again by the specially made composite particle filter screen after passing the multilayer filter screen. The bi-power combined type air purifier overcomes the defect that a conventional air purifier cannot thoroughly purify poisonous components in the air in large area without dead corners by using the multilayer filter screen and a single activated carbon screen to adsorb air dust and harmful substances around the purifier only. The bi-power combined type air purifier integrates functions of dust adsorption, air purification, sterilization, decomposition and elimination of harmful peculiar smell such as formaldehyde, air humidification and natural air purification, and air purification degree is twice improved as compared with that of conventional products.
Owner:王先军

Low-emission gasoline brush cutter with lantern ring cutting function

The invention provides a low-emission gasoline brush cutter with a lantern ring cutting function, which can save energy, reduce emission, improve cutting, enhance a soil moisture conservation effect and beautify patterns of grasslands, and has improved durability and improved quality. A special cutting device of the low-emission gasoline brush cutter is provided with three lantern rings (75) for cutting, each lantern ring is provided with a cutting edge, one lantern ring (75) is concentric to a grass pruning head (54), a pair of symmetric hitches (76) are arranged on the lantern ring (75) and the grass pruning head (54), and the hitches (76) are provided with the other two lantern rings (75) with cutting edges for throwing cutting. The lantern rings (75) with the cutting edges can perform revolution along with a cutting shaft for cutting and also can perform random autorotation for performing sliding cutting, so that the cutting effect is guaranteed, durability is achieved since an autorotation wheel changes the cutting edges, and the conception is ingenious; an air cylinder is additionally provided with a back-flow plate, a piston is additionally provided with a skirt rim, a steel wire rope is adopted for stack cutting and grass pruning, the low-emission gasoline brush cutter with a carburetor realizing gap atomization at the throat is provided with a cutting knife disc with inner saw teeth, and a long grass pressing wheel (74) is arranged for performing grass pressing for preserving soil moisture and is applied to knurling on the ground; the carburetor is provided with a multiple-branch nozzle, realizes gap atomization at the throat and is matched with various measures, and therefore, the quality and the use convenience of the low-emission gasoline brush cutter are promoted.
Owner:NINGBO DAYE GARDEN EQUIP

Treatment device and method for simultaneously removing high-concentration SS, fluoride, sulfate, arsenate and COD in desulfurization waste water

The invention relates to a treatment device and method for simultaneously removing high-concentration SS, fluoride, sulfate, arsenate and COD in desulfurization waste water. The treatment device is characterized in that an overflowing port of a settling pond is connected with a first delivery pump through a pipeline, a first-level defecator stirring device is installed on a first-level defecator, and a second delivery pump is connected with a third reaction tank through a pipeline. The treatment method includes the steps that the desulfurization waste water enters the settling pond for primary settling, and then outlet water sequentially enters a first reaction tank and a second reaction tank to be subjected to a chemical-coagulating sedimentation reaction and then enters the first-level defecator for solid-liquid separation; supernate is introduced into the third reaction tank, mixed liquid after the reaction sequentially enters a flocculation tank to be subjected to a flocculation reaction and a second-level defecator to be defecated and concentrated; the supernate is introduced into a filtering device to be filtered, and the pH value of output water is adjusted to be 6-9. The high-concentration SS, fluoride, sulfate, arsenate and COD in the desulfurization waste water are effectively and simultaneously removed.
Owner:HUADIAN ELECTRIC POWER SCI INST CO LTD

Flame-retardant nylon 6 and preparation method thereof

The invention relates to flame-retardant nylon 6 and a preparation method thereof. The flame-retardant nylon 6 is prepared by performing polymerization on a nylon polymerization monomer namely caprolactam, aminomethyl phenyl phosphinic acid and a polymer catalyst. The preparation method comprises the following steps: performing heating reaction on hydroxymethyl phenyl phosphinic acid, sulfoxide chloride and ether in a reaction kettle according to a certain mole ratio, putting the prepared chloromethyl phenyl phosphinic acid into a sodium hydroxide solution, and introducing ammonia gas into the sodium hydroxide solution to perform ammoniation reaction so as to prepare aminomethyl phenyl phosphinic acid; and performing polymerization on the nylon polymerization monomer namely caprolactam, aminomethyl phenyl phosphinic acid and the polymer catalyst to obtain the flame-retardant nylon 6. According to the flame-retardant nylon 6 provided by the invention, the aminomethyl phenyl phosphinic acid is added into a polymerization system of the flame-retardant nylon 6 to ensure that a flame retardant is perfectly combined with nylon 6, and the flame retardant cannot generate negative influence on the mechanical properties of the nylon 6, and can ensure that the nylon 6 has a very good flame retardant effect under the condition that very little flame retardant is added.
Owner:泰索新材料科技(杭州)有限公司

Intelligent charging equalization method and device of power battery for hybrid power vehicle and pure electric vehicle

The invention relates to intelligent charging equalization method and device of a power battery for a hybrid power vehicle and a pure electric vehicle. The method comprises the following steps of: (1) controlling a charger to charge the power battery when forecasting that the equalized charging needs to be carried out on the power battery by using a power battery management system; (2) when charging the power battery by using the charger, collecting the single voltage of each single power battery by using the power battery management system until the single voltage of at least one single battery reaches the maximum value; and (3) controlling the charger to stop charging the power battery and controlling a charging equalizer to start to carry out singly equalized charging on each single battery until the battery is fully charged by using the power battery management system. The invention also provides a relevant device. The intelligent charging equalization method has the advantages of unique conception and ingenious design and can rapidly, effectively and conveniently realize equalized charging maintenance to the power battery; and the device has concise structure and is suitable for large-scale generalization and application.
Owner:SHANGHAI ZHONGKE SHENJIANG ELECTRIC VEHICLE

Flat-plate paraboloidal solar light-condensing and heat-collecting device

The invention relates to a flat-plate paraboloidal solar light-condensing and heat-collecting device, and belongs to the technical field of solar heat utilization. The flat-plate paraboloidal solar light-condensing and heat-collecting device is particularly suitable for the integration of solar energy and buildings, and provides a multifunctional technology-integration high-efficiency heat-condensing device with more application value for the 'South Wall Plan' and the 'Roof Plan'. The flat-plate paraboloidal solar light-condensing and heat-collecting device comprises a light-transmitting and sealing component and a heat-collecting and light-condensing component two big parts, wherein the light-transmitting and sealing component consists of a box body, a bottom plate, a T-shaped fixed strip, a light-transmitting cover plate, a thermal-insulation and heat-preservation coating, a sealant, a vacuumizing head, a working medium inlet, a working medium outlet, a mounting block and an adsorbent storage strip; the light-transmitting cover plate is combined with the T-shaped fixed strip by using the sealant; the combined light-transmitting cover plate and the T-shaped strip are downwards embedded into a groove on the box body; and the heat-collecting and light-condensing component comprises a working medium passage pipe, a heat-absorbing plate, a heat sink strip, a heat-absorbing coating, a paraboloidal light-condensing reflection plate, a light-condensing plate reinforcing rib, a passage pipe joint, a U-shaped connecting bend, a G-spot groove, a thermal-insulation and heat-preservation coating, a fixing plate and a shockproof block.
Owner:WUXI C SOLAR NEW ENERGY TECH

Quantificational weighing and conveying device special for chrysanthemum flower tea bag packaging machine

The invention relates to a quantificational weighing and conveying device special for a chrysanthemum flower tea bag packaging machine. At present, a quantificational weighing and conveying device of the tea bag packaging machine is unreasonable in design. The quantificational weighing and conveying device comprises a chain and is characterized by further comprising a left discharging control switch, a right discharging control switch, a left discharging nozzle, a right discharging nozzle, two quantificational weighing mechanisms, a plurality of left feeding conveying hoppers and a plurality of right feeding conveying hoppers. Each left feeding conveying hopper comprises a left feeding conveying hopper body, wherein a left discharging control ejector piece is fixed to the top of a left feeding left side plate; each left feeding conveying hopper is fixed to a section of the chain through a conveying hopper fixing piece, the left feeding conveying hoppers and the right feeding conveying hoppers are alternately arrayed, the left discharging control switch and the right discharging control switch are located at the two sides of the chain respectively, left feeding conveying hopper ejector strips are matched with the left discharging control ejector pieces, the left discharging nozzle and the right discharging nozzle are matched with the left feeding conveying hoppers and the right feeding conveying hoppers respectively, and the two quantificational weighing mechanisms are matched with the left discharging nozzle and the right discharging nozzle respectively. The quantificational weighing and conveying device is reasonable in structure.
Owner:TONGXIANG LVKANG CHRYSANTHEMUM IND
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