40results about How to "Simple and easy to operate" patented technology

The present invention provides a cabinet which has simple structure and brief and easy operation, and can raise the enough contained objects according to the demands and improve the use convenience of the drawer located at a lower position. The representative structure of the cabinet in the present invention is that: the cabinet can freely and slidingly contain a drawer which contains the contained objects. The cabinet is characterized in that: the cabinet is provided with a carrying component (150) which is configured in the drawer (134) and capable of carrying the contained objects in the internal part; a support arm (168) which is connected to inside from the carrying component (150); a spring (200) which applies forces upwards to the front side of the support arm (168); pulleys (170, 172) which are arranged in inside of the support arm (168); and a track (194) which is configured on a wall plate (130a) in the cabinet for leading the pulleys (170, 172); the track (194) is provided with an incline portion (194b) which raises from the inside of the cabinet to the upside.

The invention discloses a power transmission line operation and maintenance optimization method and system based on multi-target mimicry physics. The method comprises the following steps: generating a power transmission line differentiation operation and maintenance strategy; inputting the operation and maintenance strategy into a power transmission line differentiation operation and maintenance mathematical model; operating the multi-target mimicry physics to solve a differentiation operation and maintenance mathematical problem; and developing a power transmission line differentiation operation and maintenance optimization software module, and realizing the automatic regulation and the regeneration of the operation and maintenance strategy. When the invention is adopted, the power transmission line operation and maintenance strategy can be optimized, power transmission line operation and maintenance workload can be lowered, and the invention is high in automation degree and favorable in economic benefit.

The invention discloses a dexterous hand grabbing planning method based on a four-stage series convolutional neural network, and the method comprises the steps: obtaining a grabbing frame data set anda grabbing gesture data set, carrying out the training of a previous three-stage convolutional neural network and a fourth-stage convolutional neural network, determining the parameters of the network, and obtaining a grabbing model of a dexterous hand, wherein in the proposed four-stage series convolutional neural network, the first three convolutional neural network are used for obtaining an optimal capture box of a target object, and the fourth convolutional neural network is used for predicting the grabbing gesture of the dexterous hand and obtaining various grabbing characteristics through a multi-input network, so that the grabbing gesture in the current state is predicted according to the image information of the grabbed part of the target object and the pose information of the dexterous hand. The unknown object can be grabbed finely, so that the dexterous hand grabs the unknown object without being limited by the unknown object, and the grabbing success rate of the dexterous hand is increased.

The invention discloses a three-layer coextruded preformed 10-35KV insulating tubular bus and a manufacturing method thereof. The section structure of the tubular bus has four layers, namely a metal tube conductor layer, a three-layer coextruded heat-shrinkage bush layer, a metal grounding shielding layer and an outer protective jacket layer in sequence from inside to outside. The present application provides a preformed product of the 10-35KV insulating tubular bus, which breaks through the traditional technology of processing the tubular bus by adopting polytetrafluoroethylene lapping or a heat-shrinkage multilayer bush. The 10-35KV insulating tubular bus has the characteristics that the three-layer coextruded heat-shrinkage bush formed by single coextrusion can be well jointed with a metal conductor tube without a clearance, so that a phenomenon of expansion with heat and contraction with cold due to the influence of cold and hot environments is eliminated, and interference of electric fields and magnetic fields of other tubular buses is avoided; meanwhile, the production process of the present application is simple and feasible, the manpower and the labor intensity are reduced, the product quality is not influenced by human factors, the production efficiency and the yield are greatly improved, the cost is lowered, and comprehensive competitiveness are increased for enterprises.

The present invention relates to a cutting guide allowing for positioning of a piece according to its final installation orientation, relative to the blade of a cutting tool, said tool being provided with a working table having a substantially horizontal plane, a guide having a substantially vertical plane and means for angularly positioning the blade relative to the guide, the plane of the working table and the plane of the guide forming orthogonal planes, the piece being of the type comprising a longitudinal axis, a rear portion substantially parallel to the axis and an inferior portion substantially parallel to the axis; the cutting guide being characterised in that it comprises: a longitudinal axis and opposed ends; first means cooperating with the plane of the working table and the plane of the guide for maintaining the longitudinal axis of the cutting guide substantially parallel to the orthogonal planes; and second means comprising a first plane parallel and adjacent to the plane of the working table or coplanar with that of the working table, and a second plane forming a predetermined angle inferior to 90 degrees relative to a first plane for receiving and orienting at least part of a rear portion of the piece according to a predetermined inclined plane, when the piece is maintained against the first and second planes for positioning in a stable manner the piece substantially according to its final installation orientation, and for positioning the longitudinal axis of the piece substantially parallel to that of the cutting guide; said piece being adapted to be manually maintained against the first and second planes and the cutting guide being adapted to be positioned relative to the cutting trajectory of the blade so that the piece is cut at a desired angle and at a desired length adjacent one of the ends of the cutting guide. Preferably, the piece is a crown moulding or an analogous moulding. The invention also relates to a method of using the cutting guide.

An improved dual-glass window with louver window between two glasses features that the fixing frame of the said dual-glass window has a transverse frame unit in it, the said transverse frame has two axles able to be turned and a magnetic angled regulator for regulating its angle, and a vertical frame of the said louver window has a magnetic open-close regulator for regulating the open (or close) state of louvers. Its advantages are simple structure, and high safety and reliability.

The invention relates to the technical field of a blanking plug device in an oil tube and provides a recyclable blanking plug in the oil tube. The recyclable blanking plug comprises a back off sub, a fishing head, an unsetting mandrel, an upper slips barrel, a rubber packer mandrel, a lower slips seat, a lower joint, a lower mandrel and a locking pawl, wherein an upper mounting shaft cavity opening downwards is formed in the back off sub; the fishing head is arranged in the upper mounting shaft cavity in a sleeving manner, and the inner wall of the lower part of the fishing head is fixedly mounted together with the outer wall of the upper part of the unsetting mandrel; long shaft holes are formed uniformly in the circumference of the upper part of the unsetting mandrel. The blanking plug is reasonable and compact in structure and convenient to use, a steel wire running tool is used during setting and unsetting, and setting and unsetting operation is simple and feasible, larger gripping force can be provided under the condition that good plugging is guaranteed, the plug does not move after plugging, and sealing is guaranteed; meanwhile, the plug can be recycled after unsetting, can perform setting in any position in the oil tube, the plugging pressure is high, various working condition requirements are met, and the cost is reduced effectively.

The invention discloses a loaded Pd catalyst, and a preparation method and application thereof. Pd nano particles are loaded onto a LaFeO3 semiconductor carrier with a light absorption function to prepare the loaded Pd catalyst, a flexible LED light strip is introduced into a catalytic converter with the loaded Pd catalyst, and CO / NO can be efficiently removed in a catalysis manner by utilizing the optical-thermal coupling effect. Compared with the conventional thermal catalytic reaction, the application temperature of the catalyst can be greatly reduced by virtue of the optical-thermal coupling method; and moreover, the flexible LED light strip can better resist the vibration compared with the conventional lamp tube, and the loaded Pd catalyst can be widely applied to the purification of automobile exhaust gas and the removal of NO and CO.

The invention relates to an integrated modularized pollutant treatment device for a container, which is mainly composed of a container and a reactor arranged in the container. A heating coil pipe, a transversal baffle plate, a longitudinal baffle plate and a thermoelectric couple are arranged at the bottom of the reactor. Both ends of the heating coil pipe are respectively connected with a hot water inlet pipe and a backwater outlet pipe on the front end face of the container. A fresh material input pipe, an outcome overflowing outlet pipe and a marsh gas outlet pipe are further arranged on the front end face of the reactor, and are respectively and fixedly connected with a fresh material inlet pipe, an outcome outlet pipe and the marsh gas outlet pipe on the front end face of the reactor through a flange. The modularized design requires no special manufacture design, thereby simplifying the procedures of design and manufacture, carrying out mass production, reducing the cost and the cycle of a system, and improving the economic benefit of the using system, so that the system is very compact; not only the land use area is saved greatly, but also the materials and a process pipeline, as well as the design and the demands of public works can be simplified.

A handle assembly for a cleaning appliance includes a handle portion for maneuvering the handle assembly during use, a flexible hose having a first end connectable to a main body of the cleaning appliance and a second end connectable to the handle portion, and a tubular wand. The tubular wand is slidably mounted in the handle portion so as to be moveable between a first position in which the tubular wand extends along the handle portion inside the flexible hose and a second position in which the tubular wand extends beyond the handle portion away from the flexible hose. The handle is releasably attachable to the main body by a catch mechanism arranged so as to release the handle portion from the main body when the tubular wand is moved from the first position to the second position.

The present invention provides a computing method for accounting, comprising: (a) the first step of installing and storing spreadsheet software capable of creating accounting screens each of which is a matrix of cells including input setting cells and output displaying cells; (b) the second step of storing functional formulas and / or operational expressions for use in determining, based on numerical values entered in the input setting cells, numerical values to be displayed in the output displaying cells; (C) the third step of calling the accounting screens of at least N different kinds to develop and arrange the same on the display; (d) the fourth step of entering a given numerical value in a predetermined input setting cell; and (e) the fifth step of performing predetermined computations, based on the entered, given numerical value, according to the functional formulas and / or operational expressions to display numerical values indicative of the computation results in predetermined output displaying cells so as to complete each of the accounting screens.

The invention provides an interactive face image attribute marking device based on MFC (Microsoft Foundation Classes), and the method comprises the steps: step a, face detection step: a face image is loaded, faces in the image are detected through a face detector, and face positions are saved; step b, default label generation step: default labels of attributes of the faces which are detected in the step a and displayed on a display interface in sequence are generated and displayed on the interface; step c, label correction step: after the generation of default labels of attributes, and when the displayed attributes of the faces does not match with the default labels is discovered, matched label items are selected from pull-down menus of unmatched labels; step d, missed face marking step: when a face is missed to detect, the face needs to mark is selected, and the matched labels are selected according to the step c; and step e, marking information saving step: face image data with marked attributes is saved. According to the invention, the efficiency and precision for face attribute marking task can be improved.

The invention relates to the field of grinding materials and grinding tools, particularly to a super-hard material grinding disc and a manufacturing method thereof. The super-hard material grinding disc comprises a grinding disc base body and grinding material blocks, and either the grinding disc base body or the grinding material blocks is / are provided with a positioning groove for positioning and matching with each other. Due to the fact that either the grinding disc base body or the grinding material blocks is / are provided with the positioning groove for positioning and matching with each other, working procedures such as adhesion of drawings and boards can be omitted during manufacturing, the operation is easy, simple and practicable, and accurate positioning of the grinding material blocks and the grinding disc base body can be achieved; therefore, adhesion quality can be guaranteed, production efficiency can be improved, the problems that the quality of existing super-hard material grinding disc is hard to guarantee and that the production efficiency of the super-hard material grinding disc is low are solved, and intensity of adhesion is increased due to the arrangement of the positioning groove.

The invention discloses a detection method of soluble heavy metals contained in dye, which is characterized by comprising the following steps of: 1, weighting a dye sample, and placing in a glass container; 2, adding 0.07mol / L hydrochloric acid, mixing and then measuring acid value of the hydrochloric acid, regulating the pH value to be between 1.0 and 1.5; 3, winding a protective film on the glass container and placing in a constant temperature oscillating water tank, oscillating a mixed solution for 0.5-1h at a constant temperature of 37+ / -2 DEG C, standing for 0.5-1h; and 4, immediately filtering with qualitative filter paper, keeping filtrate in a dark place for more than 4h, adding 1mol / L hydrochloric acid solution in the filtrate, and then testing by adopting an atomic absorption spectrophotometer. The method is simple and easy to operate; the raw materials in coating can be subjected to the control of soluble heavy metals; and the effect of indirectly controlling the soluble heavy metals in the coating can be achieved.

The invention discloses a portable boiled water filter. The portable boiled water filter comprises an upper shell and a lower shell which are vertically connected, wherein the lower end of the upper shell is connected with the lower shell, a filter sheet is installed between the upper shell and the lower shell, the upper end of the upper shell is connected with an upper cover, and the lower end of the lower shell is connected with a lower cover. The portable boiled water filter disclosed by the invention is capable of filtering incrustations and harmful impurities such as dead microbes in plain boiled water, simple and practicable in the operation of loading a filter film, and convenient to clean and carry.

The invention discloses a polyethylene polynite nanometer composite material and preparation method which consists of, using positive ion modifier to conduct organic treatment to inorganic montmorillonite, thus obtaining organic montmorillonite, then carrying out grafted modification to the polyvinylidene macrochains, thus obtaining polyvinylidene grafts with good hydrophilicity, finally melting the obtained substances in the previous steps.

The invention relates to a PICC catheter length measuring method, and belongs to the clinical technical field of PICC. The method comprises the following steps that (1) a patient lies low lays the upper limbs out in parallel to form 90-degree angle with the side body, and the length A from the upper limb marking to the right sternoclavicular joint is measured; (2) after puncture, the length C between the upper limb marking and the PICC puncture point is measured to obtain the PICC catheter length = A+B-C, wherein B is the deviation distance. The method is simple and easy to operate. After puncture, the position of the PICC puncture point is determined, then the length between the upper limb marking to the length of the puncture point is measured, and the positioning is accurate. The upperlimb marking is the obvious feature position of the upper limb of the patient body, the positioning is accurate regardless of single or multiple measurement, no marking setting is required, and marking blur does not occur. Measured values are more accurate, and the measured values are more precise by means of calculation of the deviation distance B, so that the catheter tip position is more accurate.

The invention discloses a three-effect vacuum evaporation system for improving evaporation efficiency of copper sulfate. The system comprises a preheating coiler, a liquid incoming pump, a one-effectvapor-liquid separation chamber, a two-effect vapor-liquid separation chamber, a three-effect vapor-liquid separation chamber, a one-effect plate heat exchanger, a two-effect plate heat exchanger, a three-effect plate heat exchanger, a plate condenser, a water ring vacuum pump, a vacuum separation tank, a balance valve, an axial flow pump, a one-effect feeding pump, a two-effect feeding pump, a two-effect discharging pump and a control valve. By adopting the vapor-liquid separation chambers in unique design, the plate heat exchangers reasonable in model selection and a three-effect mixed flowevaporation process, both operating and cleaning are simple and easy to implement, evaporation efficiency is high, and unit consumption of vapor for using copper sulfate raw materials to produce eachton of copper sulfate is lowered by about 45%. Secondary vapor waste heat of each effect can be recycled, so that energy conservation and consumption reduction are realized; secondary vapor condensateis recycled for copper electrolysis production; continuous and automatic three-effect vacuum evaporation is realized by controlling one-effect temperature, two-effect liquid outgoing time and liquidoutgoing proportion.

The invention discloses a method for simultaneously preparing CBG, CBDV, CBD and THCV from industrial hemp. The method comprises the following steps of: (1) raw material crushing; (2) drying; (3) extraction: extracting, concentrating and freezing baked floral leaf powder and ethanol according to a solid-to-liquid ratio of 1: (8-12); (4) filtering: filtering the frozen concentrated solution, and extracting to obtain a hemp extract; (5) molecular distillation: carrying out molecular distillation on the hemp extract for three times; (6) chromatographic column separation: dissolving CBG, CBDV, CBDand THCV oil obtained by distillation with ethanol with the mass concentration of 60%, and then loading a sample by a wet method for chromatographic column separation; and (8) recrystallization: respectively dissolving the prepared CBG crystal, CBDV crystal, CBD crystal and THCV oil with ethanol, recrystallizing, washing and drying to obtain the finished products CBG crystal, CBDV crystal, CBD crystal and THCV crystal. The raw materials and reagents used in the method are cheap, easy to obtain and low in cost, the adopted operation and method are simple and easy to implement, and the preparedproduct is high in purity and good in safety.

The invention discloses an intelligent monitoring and regulating system for differential settlement of a building structure. The system comprises a first laser transmitter and a second laser transmitter which are arranged from top to bottom, wherein a bubble level is arranged on the first laser transmitter; the lower part of the first laser transmitter is connected with a first vertical displacement adjustment motor by virtue of a first vertical telescopic adjusting shaft; a camera which corresponds to the bubble level is arranged at the upper part of the first laser transmitter; a vertical adjusting device connected with the second laser transmitter is arranged on one side at the upper part of the first laser transmitter; a laser receiving screen which is perpendicularly mounted on the ground is arranged corresponding to the first and second laser transmitters. The invention further discloses a monitoring and regulating method by utilizing the system. The system is simple in structure, high in durability, precision, and degree of automation, economic, practical and intelligent. The monitoring method is convenient, the data is accurate and can be saved for a long time, and continuous measurement can be realized.

The invention discloses a method of acquiring a metal surface oxide layer thickness. A pressure head is pressed into metal to be tested by using preset pressure in a constant force mode, and the speedof the pressure head is simultaneously and continuously recorded. When a changing value of the speed of the pressure head in preset time is greater than a preset speed value, the pressure head is indicated to be located at a boundary position of an oxide layer and a metal matrix and at this time, the pressure head stops moving. The time from contact starting of the pressure head and the metal tobe tested to pressure head moving stopping is set to be t1, the preset time is set to be t2, and according to the t1, the t2 and the recorded speed, the surface oxide layer thickness h of the metal tobe tested is calculated. By using the method of acquiring the metal surface oxide layer thickness, the pressure head only needs to be pressed into the metal to be tested in the constant force mode; the method is simple and is convenient to operate; steps of sample preparation, corrosion, observation through a microscope and the like are not needed; the method is labor-saving and time-saving; andmeasurement cost is low.

The invention discloses an azalea tree surrounding cuttage rapid propagation method. The azalea tree surrounding cuttage rapid propagation method is characterized by including the following operation steps of cuttage branch preparing, wherein 1-2 year-old semi-lignified branches of azalea are selected and pruned; hormone treating, wherein the cuttage branches are treated in ABT rooting powder with the concentration of 500-800 mg / L for 10 min; cuttage medium preparing, wherein with the adult azalea tree as the circle center, the cuttage branches are inserted in the range around the azalea tree with the radius of 30-150 cm, a cuttage medium is soil coming from azalea forest and having a humus layer and is thoroughly watered with clear water before cuttage; rooting culturing, wherein the cuttage branches are covered with a plastic film to preserve heat and humidity; acclimatization and transplanting. The cuttage branches can fully use nutrient and hormones provided by mycorrhiza fungi of the adult azalea tree located in the circle center, and the rooting rate and the survival rate are greatly increased.

The invention relates to the technical field of atmospheric chemistry and atmospheric environment monitoring, and discloses a generation system and a preparation method of standard gaseous nitric acid peroxide. The standard gaseous nitric acid peroxide generation system comprises a gas supply structure, a nitric acid peroxide solution storage structure, a gaseous nitric acid peroxide dilution structure, an exhaust structure and a gaseous nitric acid peroxide calibration structure which are communicated with one another. The method comprises the following steps: preparing a nitric acid peroxide solution, diluting the gaseous nitric acid peroxide, calibrating diluted gas, and correcting an instrument for detecting the gaseous nitric acid peroxide. The standard gaseous nitric acid peroxide generation system is simple in structure and easy to operate. According to the preparation method of the standard gaseous nitric acid peroxide, correction of related detection instruments can be directly carried out, reaction steps are few, and gas distribution and calibration operations are simple and easy to implement.

The invention provides a multi-valence-state vanadium oxide flexible electrode preparation method. The preparation method includes steps: arranging carbon cloth in hydrogen peroxide in mass concentration of 0.5%-24.5%, subjecting the carbon cloth to activating treatment at 120-200 DEG C, cooling, cleaning, and drying to obtain activated carbon cloth; mixing the activated carbon cloth, ethylene glycol and metavanadate, heating, stirring until reaction is finished, cleaning, drying, and controlling a heat preservation atmosphere, a heat preservation temperature and heat preservation time to obtain a multi-valence-state vanadium oxide flexible electrode after heat preservation is finished, wherein the concentration of metavanadate in an activated carbon cloth, ethylene glycol and metavanadatemixture is 20mmol / L-42.8mmol / L, and the heating temperature is 120-200 DEG C. A flexible electrode preparation process is simple, no special pressure device is needed, low reaction temperature and short time are realized, and a potential of large-scale application is achieved.

The invention discloses a synthesis method of an aryl thiophthene derivative, which belongs to the field of organic synthesis. The method comprises the following steps of: a) mixing and reacting a compound shown as a formula I and a compound shown as a formula II in an ether solvent, wherein a reaction temperature is between the freezing point of the solvent and room temperature; b) adding zinc powder, raising the reaction temperature to be between 110 DEG C and the boiling point of the solvent and reacting so as to obtain the aryl thiophthene derivative shown as a formula III, wherein R1 and R2 independently represent substituted or unsubstituted alkyl with 1 to 18 carbon atoms, naphthenic base with 3 to 6 carbon atoms, aryl with 6 to 12 carbon atoms or heterocyclic aryl with 2 to 12 carbon atoms; Ar represents aryl with 6 to 12 carbon atoms or heterocyclic aryl with 2 to 12 carbon atoms; and X represents halogen. The synthesis method can be applied to organic photoelectric materials and relevant fields.

The invention discloses a method for synthesizing a quinolin-2-imide derivative. According to the method, the quinolin-2-imide derivative is prepared by using diaryl iodonium ions, carbodiimide, alkyne and a copper catalyst, the yield is relatively high, the synthesis method is scientific and reasonable, and thus, a universal method for synthesizing the quinolin-2-imide derivative with a variety of substituents by a three-component-reaction one-pot process is provided. According to the method, the raw materials are cheap and readily available, the catalyst is cheap, the applicable range is wide, the yield of separation is high, the regioselectivity is good, and the experimental facilities and operation are easy and feasible, so that further development and application are facilitated.

Described herein is a video laryngoscope designed for easy and safe operation comprising an apparatus body, a laryngoscope camera arm unit, and an associated laryngoscope blade releasably attached to the laryngoscope camera arm unit. The laryngoscope camera arm unit is angularly adjustable by use of a rotary linkage member connected to a distal end of the apparatus body. A communication unit is connected to a linkage device at a proximal end of the apparatus body. A light source and a video camera are located on the laryngoscope camera arm unit. The laryngoscope blade has at least two internal fluidic channels for delivering fluid to oral cavity regions of a patient and providing suction of bodily fluids from the patient.

A universal loading station for a 3D printer includes a knob, a ball screw, a telescopic connecting ring, a telescopic connecting rod, and a loading plate. The top of the ball screw ball screw and the bottom of the knob are connected by a threaded connection. The ball screw is below the knob and includes an outer sleeve which includes a spring. A fixed connection sleeve surrounds the outer sleeve of the spring. A connecting arm is connected to a side of the fixed connection sleeve. The bottom of the ball screw is connected to the telescopic connecting ring. The bottom of the telescopic connecting ring includes a first hemispherical recess, and the center of the first hemispherical recess includes a first hole. The telescopic connecting ring is placed onto the ball screw through the first hole.

The invention discloses a shelling and screening device for Chinese prickly ash processing. The device comprises a machine shell, wherein an inner barrel support is arranged at the top part of the machine shell, an inner barrel is rotatably arranged in the inner barrel support, an outer barrel is arranged outside the inner barrel in a sleeving mode and fixed to the inner barrel support, an outlet communicated with the interior of the machine shell is formed in the bottom part of the outer barrel, sieve holes are uniformly distributed in the surface of the inner barrel, one end of the inner barrel is in transmission fit with a driving mechanism, a plurality of blowing heads are arranged above the inner barrel, the blowing heads are connected to an air pipe, the air pipe is installed on the outer barrel, an air inlet of the air pipe is connected to an air blower, a seed collecting box is arranged below the inner barrel, and a box taking opening is formed in the side portion of the machine shell. According to the shelling and screening device for Chinese prickly ash processing, the problems that existing Chinese prickly ash shelling is low in efficiency, and Chinese prickly ash shells and Chinese prickly ash seeds are prone to breakage are solved.