70results about How to "Solve vulnerable" patented technology

The invention discloses a 4f phase imaging method for high sensitively measuring optical nonlinearity of a material, and belongs to the nonlinear photonics material and nonlinear optical information processing field. The 4f phase imaging method comprises the following steps that a laser beam is accurately and straightly emitted to a polyolefin (PO) baffle plate, a 4f system and a ring-shaped attenuation sheet after being expanded, and an emergent facular is imaged on a charge coupled device (CCD); partial split beam passing through the PO baffle plate permeates a reflection mirror, a convex lens, a reflection mirror and a beam splitting lens to be imaged onto the CCD after being reflected by the beam splitting lens; a beam passing through the convex lens is focused onto a sample to be tested, so that the sample produces optical nonlinearity; the PO baffle plate and a CCD image sensor are respectively arranged on an object plane and an image plane of the 4f system, and the ring-shaped attenuation sheet is arranged to be close to the CCD image sensor; when phase difference of one-half phi is generated in the center of the PO baffle plate, the light intensity is simultaneously and linearly attenuated in a central PO area, and the rest ring-shaped facular is attenuated at the same proportion by the ring-shaped attenuation sheet. Due to the adoption of the 4f phase imaging method, attenuation of the background light and the signal light in different proportions can be realized, and the measurement sensitivity is greatly improved.

The invention discloses an immobilized glutamine transaminase preparation method. The method includes that natural macromolecular compounds such as sephadex, agarose gel, carrageenan and gelatin are adopted for enzyme immobilization, an immobilized embedded substance is immersed into a liquid mixture of alcohols, carbohydrates, an antioxidant and the like, and accordingly stability of an immobilized enzyme preparation is greatly improved. The immobilized glutamine transaminase preparation method has advantages that preservation time of glutamine transaminase at a low temperature, the normal temperature and a high temperature is greatly prolonged, and stability of glutamine transaminase is remarkably improved.

The invention discloses a device for measuring optical non-linearity of a material by single-pulse flat-top light. A round small hole and a round baffle are arranged in a light path of a detection light after passing through a specimen, and the nonlinear transmittance of the open pore as well as the far-field round small hole and the round baffle combination is measured by the measuring method under the action of single-pulse, so as to determine the nonlinear absorption and nonlinear refraction coefficients of the material. When the measuring device works, the measuring system is simple in light path, the measuring sensitivity is extraordinary high, the data processing is simple, single pulse measuring is realized, the specimen is not needed to be moved, nonlinear absorption and nonlinear refraction can be simultaneously measured, and the measuring cost is greatly reduced.

The invention provides a photobiological hydrogen production system and a preparation method and application thereof. The preparation method comprises the following steps of: S1, mixing glucose, glucose oxidase, catalase and an inorganic green alga flocculating agent, so that gluconic acid generated by enzyme cascade reaction of glucose can spontaneously react with the inorganic green alga flocculating agent to form chemical-enzyme cascade reaction; and S2, introducing the chemical-enzyme cascade reaction into a green alga illumination culture system to flocculate the green alga to form greenalga aggregates, and keeping the green alga aggregates in an anaerobic and near-neutral pH environment for a long time to obtain a photobiological hydrogen production system, and monitoring the contents of oxygen and hydrogen in the photobiological hydrogen production system through a gas chromatograph. According to the invention, a simple, cheap, long-term and efficient photobiological hydrogen production system is provided, so that the problems that the anaerobic environment is difficult to maintain for a long time and green algae are easy to damage are solved, and the development of the application of photobiological hydrogen production in large-scale commercial hydrogen preparation is expected to be promoted.

The invention belongs to the technical field of wearing devices, and particularly relates to a camera telescopic adjusting mechanism and a wearing device. The camera telescopic adjusting mechanism comprises a shell, a camera, and a cam mechanism arranged in a cavity defined by the shell, a columnar cam is rotatably mounted in the cavity defined by the shell, a driven rod is arranged in the cavitydefined by the shell in a sliding manner in the axis direction, a driving part mounted on the shell and a camera support mounted in a manner of corresponding to a through hole of the shell are furtherincluded, a lifting shifting rod inserted into a side face limiting groove in the periphery side face of the columnar cam is connected to the driven rod, and the driven rod is connected with the camera support. The wearing device comprises a main engine, and a camera telescopic adjusting mechanism arranged on the main engine, and the shell of a main body and a shell of the camera telescopic adjusting mechanism are shared, or fixedly connected together. According to needs, the camera can be adjusted to extend out of the outer side of the shell or retract into the inner side of the shell according to needs, and the problem that the camera is exposed out of the outer side of the wearing device and is easily damaged is solved.

The invention provides a method for preparing an organic fertilizer by using sugar refinery filter mud. According to the invention, sugar refinery filter mud is subjected to three fermentations, and aerobic fermentation and anaerobic fermentation are combined, such that the disadvantages of large occupation area and easy damage on fertilizer nutrients of full aerobic fermentation are overcome, thedisadvantages of easy odor generation and long composting time of full anaerobic fermentation are overcome, the deodorization, the decomposition, the insect killing and the sterilization on filter mud are accelerated, and the filter mud is completely composted and fermented; and the preparation method is further suitable for preparing organic fertilizers with high organic matter content by utilizing crop straws, livestock and poultry manure and other raw materials.

The invention discloses a flushing device, a control method and an intelligent toilet cover plate. The flushing device comprises a main body, a drainage mechanism and a driving motor. The drainage mechanism and the driving motor are mounted on the main body, and the driving motor and the drainage mechanism are driven to start drainage. The device further comprises a control mechanism, a drainage actuator movably disposed between the drive motor and the drainage mechanism, and a position detection mechanism for detecting a moving position of the drainage actuator. The driving motor drives the drainage mechanism through the drainage starter, the position detection mechanism feeds back the position signal to the control mechanism according to the movement position of the drainage starter, andthen the corresponding position signal of the driving motor is controlled to rotate or stop by the control mechanism, thereby realizing the control of the drainage process; Furthermore, the flushingdevice of the present invention can effectively monitor the drainage process by stopping the driving motor at the drainage position when judging the drainage position at the end of the control stroke,thereby solving the problem that the motor is easy to be damaged when the motor is blocked and rotating, thereby prolonging the service life of the motor.

The invention provides a feeding device which can effectively relieve bearing capacity of the center of a slide table, can prevent the slide table from bending once work pieces stack, and can effectively decrease noise when the work pieces fall into a material receiving disc. The feeding device includes a rack, a material receiving disc, and an inclined slide table; a surface of the inclined slide table is provided with universal wheels; the center of the inclined slide table is movably connected to the rack; and at least one end of the inclined slide table is provided with a lifting device.

An electrical equipment vertical lead grounding wire conductor end erector comprises an arc-shaped outer bracket. The arc-shaped opening of the arc-shaped outer bracket is internally provided with an elastic clamping device. The elastic clamping device comprises two upper supporting rods and a plurality of clamping wheels with clamping teeth. According to the electrical equipment vertical lead grounding wire conductor end erector, an elastic multiple-clamping-wheel multiple-point clamping form is utilized so that the erector is suitable for multiple clamped objects with different shapes; and furthermore the multiple-point clamping form realizes higher firmness in clamping and improves stability in use.

The invention provides a grinding assembly line for strip-shaped stones. The grinding assembly line comprises a mounting rack, a driving wheel A, a polishing grinding head component, a precision grinding head component, a rough grinding head component, a driving wheel B and a conveyor belt A, wherein the conveyor belt A is mounted on the mounting rack through the driving wheel A and the driving wheel B which are mounted at the two ends of the mounting rack separately; and the rough grinding head component, the precision grinding head component and the polishing grinding head component are arranged above the conveyor belt A in sequence in the motion direction of the conveyor belt A. According to the grinding assembly line for strip-shaped stones, the conveyor belt A is arranged to drive stones placed on the conveyor belt A to move slowly, meanwhile the rough grinding head component, the precision grinding head component and the polishing grinding head component are arranged above the conveyor belt A correspondingly, the to-be-processed surfaces of stones are in contact with the grinding head components so as to be ground, so that the stones to be processed on the conveyor belt A can be ground and polished at a time, not only are the carrying steps reduced, but also the grinding time of stones is reduced, the grinding efficiency is improved, and the problem that stones are easy to damage during the carrying process is solved.

The invention discloses a sectional type feeding device for a rotary kiln. The sectional type feeding device comprises a rotary kiln feeding base, a feeding gun barrel, a stock bin communicated with the feeding gun barrel, a side pushing motor fixed to the rotary kiln feeding base, a combustion furnace, a height adjusting assembly and a gun barrel buckling assembly, wherein the feeding gun barrel comprises a barrel wall and a pushing screw rod rotationally mounted in the barrel wall, the pushing screw rod comprises a stirring and scattering section and a spiral conveying section, and the stirring and scattering section is located under the stock bin; and the side pushing motor pushes the feeding gun barrel to be close to or away from the combustion furnace. The feeding gun barrel and the combustion furnace are fixed and buckled through the gun barrel buckling assembly, so that the problem that the feeding gun barrel and the combustion furnace are prone to disengagement is solved, the height of the gun barrel during feeding is adjusted through the height adjusting assembly, so that the problem that deviation is prone to being caused in the long-time use process is solved, and the stirring and scattering section is adopted for pre-crushing, so that the problem that the screw rod is prone to damage is solved.

The invention discloses a method for obtaining crassostrea hongkongensis monomers through medicine induction. The method comprises steps of cultivating larvae, screening larvae at foot and face growing stage, performing medicine induction, performing cultivation with descending flows, performing juvenile mollusk management and the like. Cultivation is performed according to the crassostrea hongkongensis fry breeding technical regulations, larvae are screened to obtain larvae at foot and face growing stage of which the specifications are 300-350[mu]m, then the larvae at the foot and face growing stage are induced with inducing liquid, then cultivation is performed with the descending flows, and after 8-10 days, crassostrea hongkongensis monomer juvenile mollusks of which the shell height is1-2mm can be obtained. According to the method disclosed by the invention, through medicine stimulation, the larva at the foot and face growing stage can be smoothly induced, low distortion ratio andsecondary hurt during base removal are avoided, the non-adherence distortion ratio of the larvae is greatly increased, the distortion ratio of the larvae is 60% or above, the larvae which are not successfully induced can be recovered for continuous cultivation, after feet appear, induction is performed anew, and the problems that crassostrea hongkongensis fries are easy to damage, the survival rate is low and the yield in unit water body is low in breeding process can be solved.

The invention relates to the technical field of integrated wallboards, and discloses an adhesive-free composite co-extrusion one-time forming integrated wallboard. A body extruder is included, a firstmaterial input cone barrel is fixedly installed on one side of the top of the body extruder, a distributor is fixedly installed on one side of the body extruder, an adjusting conveying mechanism is fixedly installed at the top of the distributor, and an auxiliary extruder is fixedly installed on the opposite side of one end of the adjusting conveying mechanism. A liquid body mixing material produced by the melting of the first material input cone barrel and a liquid auxiliary material produced by the melting of the auxiliary extruder are superposed and extruded by adjusting internal distribution channels and main composite channels of the adjusting conveying mechanism and the distributor, and cooperating with other production equipment of a production line, finally the multi-layer structure composite integrated wallboard with a wall layer and a surface layer are formed at a time through composite co-extrusion, the hardness of the integrated wallboard is greatly improved, and the problem that the surface of the integrated wallboard is prone to damaging is solved.

The invention relates to the technical field of light sources and discloses an LED (light emitting diode) bracket, a light source and a display device. The LED bracket comprises a main body structure, wherein the main body structure is provided with a concave accommodating cavity for mounting an LED chip, surfaces of the concave accommodating cavity include a bottom surface opposite to an opening of the concave accommodating cavity, a first side surface, a second side surface, a third side surface and a fourth side surface, the first side surface and the second side surface are arranged in the width direction of the concave accommodating cavity and arranged oppositely, and the third side surface and the fourth side surface are arranged in the length direction of the concave accommodating cavity and arranged oppositely; in any plane parallel to the bottom surface and intersecting with the first side surface and the second side surface, an intersecting line of the first side surface and the plane is a first intersecting line, and an intersecting line of the second side surface and the plane is a second intersecting line; the first intersecting line and the second intersecting line are symmetric, and a distance between the first intersecting line and the second intersecting line is gradually reduced from the middle point to two ends. When the LED is matched with a light guide plate for use, the optical energy utilization rate is higher.

The invention discloses a bean dreg prefabricated dish which comprises the following components in parts by weight: 150 parts of wet bean dregs, 100-150 parts of eggs, 20 parts of carrots, 20 parts of green line peppers, 10-20 parts of garlic sprouts, 15-20 parts of green beans, 0-8 parts of capsicum frutescens, 3 parts of ginger rice, 15 parts of spice oil, 2 parts of table salt, 1 part of chicken essence, 1.5 parts of thirteen-spices and 1 part of pork rib flavor king. The method does not need special treatment on wet bean dregs, does not need expensive production and processing equipment, and is simple, convenient, feasible, high in operability, convenient to eat and low in cost.

The invention discloses an electrothermal film heater and an assembly method thereof. The electrothermal film heater comprises electrothermal film sheets, a fixing frame and terminal connecting pieces. The electrothermal film sheets are provided with connection terminals; the fixing frame comprises a fixing beam and supporting members, wherein the fixing beam is connected with the electrothermal film sheets, and the supporting members are used for supporting the fixing beam; and the terminal connecting pieces are arranged on the fixing beam which is insulated from the terminal connecting pieces, and communicates with a power supply circuit, and when the electrothermal film sheets are installed on the fixing beam, the connection terminals are in contact connection with each other so as to communicate with the power supply circuit. The connection terminals on the electrothermal film sheets are connected with the terminal connecting pieces which are connected to the power supply circuit in advance so as to supply power to the electrothermal film sheets, and the problem of low assembly efficiency of electrothermal film sheets caused by high connection difficulty and complex operation procedures of the electrothermal film sheets of an electrothermal film heater in the prior art is solved.

The invention discloses an artificial emasculation and breeding method for indoor planting of cichorium intybus. The floral organ characteristics of the cichorium intybus are combined; and the artificial emasculation and breeding method is simple and easy to operate, has no pollen residue and no damage to styles during emasculation, and provides technical support for breeding of excellent varieties of cichorium intybus plants. The cultivation of new cichorium intybus varieties with excellent characters is facilitated, and germplasm resources of the cichorium intybus plants are enriched. Meanwhile, the problem that the cichorium intybus plants are infertile during selfing during indoor planting is solved, and the defects that artificial castration styles of the cichorium intybus are prone to being damaged, castration is not thorough, pollen residues exist, and manual crown cutting and sprayer flushing is complex in operation and long in consumed time are overcome.

The invention provides a dust collector rolling brush structure convenient to disassemble. The rolling brush comprises a rolling brush and a rolling brush shell, and the rolling brush is arranged in the rolling brush shell; the rolling brush is provided with a first end and a second end which are opposite, the first end makes contact with or is connected with a disassembling push plate, the thirdend of the disassembling push plate extends into the rolling brush shell, a reset plate is connected to the third end, an included angle is formed between the reset plate and the third end, the resetplate is connected with a tension spring, and the tension spring is connected with the inner wall of the rolling brush shell. The invention further provides a dust collector. The dust collector rolling brush structure can replace a traditional clamping block connecting structure, the problems that a clamping block is prone to damage and short in service life are solved, and disassembly and assembly are more convenient.

A sliding type quartz feeding device comprises a feeder and a height adjusting mechanism, the feeder comprises a feeding cylinder and a connecting flange, the connecting flange is fixedly arranged at the upper end of the feeding cylinder, the height adjusting mechanism comprises a fixing flange, an adjusting rod and a height adjusting ring, the fixing flange is arranged on the outer wall of the feeder in a sleeving mode, and the height adjusting ring is arranged on the outer wall of the feeding cylinder. The lower ends of the adjusting rods are connected with the fixed flange, adjusting holes are formed in the connecting flange, the upper ends of the adjusting rods penetrate through the adjusting holes, adjusting nuts are screwed into the upper ends of the adjusting rods, a plurality of height adjusting rings are sleeved on each adjusting rod, and according to different sizes and specifications of the single crystal furnaces, the height adjusting rods can be adjusted according to different sizes and specifications of the single crystal furnaces. The operation height of the feeder is adjusted by increasing or reducing the number of the height adjusting rings, the feeder is suitable for various furnace types, the cost is reduced, and the invention further provides a Czochralski crystal growing furnace and a method for improving the crystal pulling rate.

The invention discloses a control transmission mechanism of a swinging type granulator. The control transmission mechanism comprises a large belt wheel, a small belt wheel, a belt and a push rod, wherein the push rod is perpendicular to the center of the inner side of the large belt wheel and is connected with a bent axle; the tail end of the bent axle is connected with a slide disc; slide channels are arranged on the slide disc and comprise a first slide channel and a second slide channel which are communicated with each other and are vertically arranged; the middle parts of the first slide channel and the second slide channel are concave towards the outer side along the radial direction of the slide disc; the connection parts of the tail ends of the first slide channel and the second slide channel are in arc-shaped transition; the end part of the bent axle abuts against the bottom parts of the slide channels; a connection rod is vertically arranged on the bent axle; one end of the connection rod is connected with the crank axle and the other end of the connection rod is connected with a pinion; the pinion is engaged with a main gear; and the main gear is detachably connected with a screen. The defects that the quality of particles produced by an existing swinging type granulator is poor and the efficiency is low are overcome, and the good-quality and high-efficiency control transmission mechanism of the swinging type granulator is provided.