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1420results about How to "Improve the quality of use" patented technology

Environment protecting wood wax oil

The present invention relates to an environment protecting wood wax oil which comprises the following main components by weight: 75-85 parts of vegetable oil, 0.1-1 part of vegetable wax or animal wax, 11-22 parts of rosin resin, 1-2 parts of drier and 0.1-1 part of cosolvent. The preparing method of the wood wax oil comprises the following steps: heating and melting the vegetable oil and wax mixing system, reducing the temperature and adding other materials, and mixing to uniform for obtaining the wood wax oil. The wood wax oil related to the invention can totally penetrate into the wood. The wood wax oil of the invention is remarkably different with the traditional paint with the existence of paint skin. The surface of wood wax oil has an open texture effect. The different woods can represent different real tactile sensation. Furthermore the wood with the environment protecting wood wax oil can be partially restored and retrofitted without mark. The wood wax oil can preserve various excellent performances of wood and effectively prevent the seasoning cracking of wood. The wood is caused to possess the excellent performances of ventilation, drying, corrosion resistance, worm resistance, flame resistance, etc. The using quality of wood can be increased comprehensively.
Owner:TIANJIN XIANDAIREN RE EMPLOYMENT SERVICE

Electric quantity consumption predicting method based on deep learning

The invention discloses an electric quantity consumption predicting method based on deep learning. According to the invention, a deep learning model is able to train a BP network according to the historical data as of now so as to achieve a better predicting effect. The reasons behind choosing the deep learning for electric quantity predicting are that it has a non-linear adaptive information processing ability unique to the neural network, that it has a strong error tolerance, and that it can be applied to the dynamic analysis for electric quantity consumption and meets a plurality of integrated factors such as time regularity and event suddenness. In the method, first, the intelligently sensed current and voltage data are calculated as electric quantity consumption amount for the training of a neural network so as to predict the electric quantity consumption at a next period. The predicted electric quantity consumption amount and the statistic power using duration are fed back to the user so as to guide him or her to conserve power. The method of the invention is simple and practical in use and can be applied to a smart home system connected via Wifi, and the method can also be used to predict the electric quantity consumption in regional and urban power grids.
Owner:NANJING UNIV OF POSTS & TELECOMM

Fingerprint sensing device, electronic product and fingerprint sensing method thereof

The invention discloses a fingerprint sensing device, a product with a fingerprint sensing function and a fingerprint sensing method of the product. The fingerprint sensing device comprises a fingerprint acquisition unit and an image reconstruction unit. The fingerprint acquisition unit is used for acquiring a fingerprint image of a finger, pressing the fingerprint acquisition unit, of a user. The image reconstruction unit is used for instructing the finger to conduct corresponding movement operation on the fingerprint acquisition unit according to the fingerprint image acquired by the fingerprint acquisition unit so as to acquire different secondary fingerprint images; the image reconstruction unit conducts correlation analysis on the secondary fingerprint images acquired by the fingerprint acquisition unit, conducts splicing on the secondary fingerprint images according to the analysis result, and judges whether a fingerprint image formed through splicing meets predetermined requirements or not, and if not, the image reconstruction unit continues instructing the finger to conduct corresponding movement operation on the fingerprint acquisition unit according to the fingerprint image formed through splicing until the situation that the fingerprint image formed through splicing meets the predetermined requirements is determined.
Owner:SHENZHEN SUNWAVE TECH

Rubber modified asphalt mixture and preparation and construction methods thereof

The invention relates to a modified asphalt mixture and preparation and construction methods thereof, particularly relates to rubber modified asphalt and preparation and construction methods thereof and belongs to the technical field of engineering. The rubber modified asphalt and the methods solve the construction problem that the mixture is thick and sticky by adding trans-polyoctenamer rubber (TOR) into the asphalt mixture, further reduce the stirring temperature of the rubber asphalt mixture, reduce processing equipment, improve production process, and are favorable for preventing water damage by a design method of continuous dense gradation. The preparation process of the mixture improves the using performance of the rubber asphalt mixture. The rubber modified asphalt and the methodshave the advantages of promoting the comprehensive utilization of waste tires by paving asphalt pavements with waste rubber powder modified asphalt, reducing great environment stress brought by blackpollution, saving resources, improving the pavement performance of the asphalt mixture, improving the service quality of the pavement, prolonging the service life of the pavement, reducing cost, and improving performance of products. Compared with the conventional modified asphalt production process, the preparation and construction methods have the advantages of energy saving and environmental protection and are convenient for construction.
Owner:JIANGSU EASTTRANS INTELLIGENT CONTROL TECH GRP CO LTD

Design and manufacturing method of porous grid structure material

The invention discloses a design and manufacturing method of a porous grid structure material and aims to solve the problems of blindness and uncertainty in traditional manufacturing of a porous material and apply an effective design concept for the porous material to practical manufacturing. The design and manufacturing method comprises the following steps: obtaining a data image based on topological optimization simulation; performing three-dimensional rebuilding on the data image on Solid Works; importing to magics software as a unit grid structure; filling into various three-dimensional models of specific parts which need to adopt the grid structure at any size ratio; afterwards manufacturing the parts. According to the design and manufacturing method, firstly, the three-dimensional model of each part is imported to a computer on a worktable; the printing angle and the printing position are set according to the three-dimensional graph structure; a powder layer is sintered into a corresponding two-dimensional shape on the layer; powder with the same thickness is repeatedly laid on the worktable on which one layer of graph is sintered; laser scanning is still performed according to the scanning route of the layer until the overall three-dimensional graph is completed. The design and manufacturing method disclosed by the invention has the advantages of reducing the elasticity modulus of the part and realizing good mechanical properties.
Owner:BEIJING UNIV OF TECH

Automatic manufacturing method and automatic production line for shoes

InactiveCN104161355AConsistent glue volumeImprove the consistency of spray glue effectShoe gluingProduction lineManipulator
The invention relates to an automatic production line for shoes. The automatic production line comprises an automatic vamp gluing device and an automatic sole gluing device. The automatic vamp gluing device comprises a first conveying belt, a first driving assembly and a first automatic glue spraying control assembly. The first automatic glue spraying control assembly comprises a three-dimensional scanning mechanism, a first processing water spraying mechanism, a first processing water drying mechanism, a first glue spraying executing mechanism and a first glue drying mechanism, wherein the three-dimensional scanning mechanism, the first processing water spraying mechanism, the first processing water drying mechanism, the first glue spraying executing mechanism and the first glue drying mechanism are located above the first conveying belt and adjacently connected in sequence. The first glue spraying executing mechanism comprises a controller, a first six-degree-of-freedom mechanical hand and a first spray gun, wherein the enable end of the controller is connected with the three-dimensional scanning mechanism, and the first spray gun is installed on the arm of the first six-degree-of-freedom mechanical hand. The invention further relates to an automatic manufacturing method for the shoes. According to the automatic production line and the automatic manufacturing method for the shoes, glue wastage can be greatly reduced, the vamp glue spraying effect consistency is improved, then the follow-up vamp and sole gluing firmness degree is improved, the service life of the shoes is prolonged, and the quality of the shoes is improved.
Owner:BLACK GOLD STEEL AUTOMATION TECH FUJIAN

Metal material low-temperature tensile test device and test method

InactiveCN104142273AGood temperature control abilityEven and stable temperature regulationMaterial strength using tensile/compressive forcesMetallic materialsEngineering
The invention discloses a metal material low-temperature tensile test device. The metal material low-temperature tensile test device comprises a temperature measuring device, a low temperature box, a low-temperature box refrigerating device which is communicated with the low temperature box and tensile test clamps which are connected with a tensile testing machine, wherein the low temperature box comprises a box body, a box internal working space and a box door which is arranged on the box body, and the box body consists of an inner shell, an outer shell and a heat preserving layer which is arranged between the inner shell and the outer shell; the tensile test clamps include an upper clamp and a lower clamp, which are symmetrically arranged on the top and the bottom of the box body, both the upper clamp and the lower clamp respectively stretch into the box internal working space, and the axis of the upper clamp is overlapped with that of the lower clamp; the temperature measuring device with temperature measuring end stretching into the box internal working space is arranged on the middle part of the side wall of the box body; the upper part of the box body is provided with a temperature regulating agent injection opening, a temperature regulating agent discharging pipe which is communicated with the box internal working space and stretches out of the box body is arranged on the bottom of the box body, and the temperature regulating agent discharging pipe outside the box body is provided with a temperature regulating agent discharging pipe valve. The metal material low-temperature tensile test device is simple for controlling the temperature, good in temperature control effect and accurate and effective in test results.
Owner:PANZHIHUA IRON & STEEL RES INST OF PANGANG GROUP

Numerical-control full-automatic positioning and forming welding machine for aluminum-clad wooden doors or windows

The invention discloses a numerical-control full-automatic positioning and forming welding machine for aluminum-clad wooden doors or windows. The numerical-control full-automatic positioning and forming welding machine comprises a control system, an underframe, a fixed frame, a movable frame, a feeding mechanism and a discharging mechanism. The fixed frame and the movable frame are respectively arranged on two sides of the underframe; the feeding mechanism and the discharging mechanism are disposed between the fixed frame and the movable frame; both the movable frame and the fixed frame are provided with positioning and forming welding devices and longitudinal moving mechanisms; the positioning and forming welding devices arranged on the longitudinal moving mechanisms are capable of moving thereon; the movable frame is driven to slide along transverse guide rails by a transverse driving mechanism. By the aid of the numerical-control full-automatic positioning and forming welding machine, automatic welding of four corners of rectangular aluminum-clad wooden doors or windows is realized rapidly with attractive and smooth weld joints, the defect that wood is affected with damp is overcome; after welding, the aluminum-clad wooden doors or windows are integrated with no spliced seams but smooth and non-defective surfaces, are long in service lives and high in quality; production efficiency is high while production cost is low.
Owner:HUIZHOU YILONG MACHINERY & EQUIP

Liquid state blast furnace slag granulation and multi-roller residual heat recovery system

The invention discloses a liquid state blast furnace slag granulation and multi-roller residual heat recovery system. The liquid state blast furnace slag granulation and multi-roller residual heat recovery system comprises a first level vaporized roller granulation bin, a second level vaporized roller storage bin, a third level roller cooler and a residual heat recovery system, wherein a material inlet of the first level vaporized roller granulation bin is provided with a liquid state slag flow groove and a granulation device; the first level vaporized roller granulation bin, the second level vaporized roller storage bin and the third level roller cooler are connected in series, and are all provided with vapor-water inlets and outlets; the residual heat recovery system comprises a water feeding pump, an oxygen removing device and a vapor bag which are communicated through water pipes. According to the invention, high-grade saturated steam can be produced by utilizing residual heat of a blast furnace slag in a gradient mode, and the waste slag utilization grade is improved by the rapid cooling of solid slags; the continuous running in the integral process is not affected by the resting period of a blast furnace.
Owner:无锡市东方环境工程设计研究所有限公司

Uniform charging method and uniform charging device for lithium battery packs

The invention relates to a battery charging technology, and in particular relates to a uniform charging method and a uniform charging device for lithium battery packs. The method comprises the steps that: firstly, the lithium battery pack is overall charged; the voltage of each battery cell is basically detected in real time in the overall charging process; the charging process can be accelerated by virtue of the overall charging manner; the overall charging process is stopped when the voltage of any battery cell reaches a preset threshold; the voltage of each battery cell of the battery pack is ordered from small to large; the voltage of the backmost battery cell with the highest voltage is used as a reference voltage of the uniform charging process; the uniform charging process is started from the headmost battery cell with the lowest voltage till the voltage of the headmost battery cell reaches the reference voltage; then each battery cell with the voltage lower than the reference voltage is uniformly charged in sequence from small to large till the voltage of the battery cell reaches the reference voltage; and thus far, the charging operation is ended. The uniform charging method and the uniform charging device have the advantages of reasonable structure, simplicity and convenience in operation, reliable work and the like.
Owner:威海威能商用机器有限公司

Navigating system and method for orthopedic operation

The invention relates to a navigating system and method for an orthopedic operation. The navigating system for the orthopedic operation comprises an orthopedic operation navigating module and an orthopedic operation navigating device, and the orthopedic operation navigating module is installed in the orthopedic operation navigating device. In the orthopedic operation navigating module, a graphic workstation is used for operation of software and comprises a navigation software module and a single-chip microcomputer module. The navigating software module is used for conducting three-dimensional reconstruction on a two-dimensional image, photographed before the operation of a patient, on the skeleton of the operative part and three-dimensional movement information of the shapes, the positions and the movement tracks of the operative part of the patient and an operation instrument, and registration and fusion are conducted on two reconstructed three-dimensional images under the same coordinate system, and a three-dimensional navigating image is obtained; the single-chip microcomputer module has the storage function. According to the navigating system and method for the orthopedic operation, the intelligence degree can be easily improved, the use quality is improved, the maintenance cost is lowered, the service life is prolonged, and the operation can be completed more safely, more accurately and more efficiently.
Owner:张巍

Method for self-repairing shape memory effect based joint sealant for concrete pavement through two steps

The invention provides a method for self-repairing a shape memory effect based joint sealant for a concrete pavement through two steps, belongs to the technical field of the joint sealant for the concrete pavement, and solves the problems of one-time repairing, poor repeatability, and microfracture repairing only of a current repairing method. A pre-deformation method is firstly used to give a shape memory function to the joint sealant in the horizontal direction, a prepressing strain energy is stored, the shape restoration force of the joint sealant mounted in a joint of the cement pavement is closed on a macrostructure scale when the temperature rises, a thermoplastic polymer nano-particle embedded in the joint sealant in advance is melt to implement cross-linked polymerization and curing reaction, then the self-repairing on a molecular scale is conducted, the conditions of a fracture or damage closure on the structure scale are observed, the self-healing process of the fracture or damage closure on the macrostructure scale is known, the interfacial energy of two free surfaces is measured, and the self-repairing effect of the two free surfaces on the molecular scale is evaluated. The method repeatedly implements self-repairing of the fracture of the joint sealant on the macro scale, and the durability of the joint sealant is improved.
Owner:NANJING FORESTRY UNIV

Efficient paint spraying device for leather shoe manufactory

The invention relates to a paint spraying device, in particular to an efficient paint spraying device for a leather shoe manufactory. The efficient paint spraying device for the leather shoe manufactory aims to achieve the effects of being high in paint spraying work efficiency and full and uniform in paint spraying. The efficient paint spraying device for the leather shoe manufactory comprises an installation frame and the like. A paint spraying mechanism used for leather shoe paint spraying treatment, a swinging mechanism used for swinging a paint spraying component and a rotating mechanism used for rotating a fixing component and a leather shoe are all fixed to the top of the installation frame. The swinging mechanism is located between the paint spraying mechanism and the rotating mechanism. A fixing mechanism used for fixing the leather shoe is fixed to the rotating mechanism. A drying mechanism used for drying the leather shoe is fixed to the inner top of the installation frame. The efficient paint spraying device for the leather shoe manufactory achieves the effects of high paint spraying work efficiency and full and complete paint spraying. The rotating mechanism can drive the fixing mechanism to rotate, so that the leather shoe is driven to rotate.
Owner:嘉兴久珥科技有限公司

Double-cylinder rotating compressor and eccentric assembling method thereof

The invention discloses a double-cylinder rotating compressor which comprises a shell body, a motor, an upper flange, an upper air cylinder, a crank shaft, an upper running pulley, a partition plate, a lower running pulley, a lower air cylinder and a lower flange. The radius of a cylinder matched segment of the portion in which the crank shaft is matched with an inner hole of the partition plate is larger than biggest eccentric radiuses of an upper eccentric portion and a lower eccentric portion of the crank shaft, the cylinder matched segment of the crank shaft is matched with the inner hole of the partition plate in a sliding mode to form an auxiliary bearing of the compressor, the bottom end face of the lower eccentric portion of the crank shaft is arranged in an alignment mode corresponding to the bottom end face of the lower air cylinder, and the corresponding lower flange is a plane plate. The lower flange enables the lower running pulley and the lower eccentric portion of the crank shaft to be blocked in the lower air cylinder in an alignment mode, an original short shaft of the crank shaft is removed, the height of the shell body is reduced, frozen oil filling injection amount is reduced, and power consumption of the compressor is reduced. The invention further discloses an eccentric assembling method of the double-cylinder rotating compressor, a combined centering assembling mode from top to bottom is adopted by the method, and the problem that coaxiality difference of the long shaft and the short shaft of the existing crank brings problem for a gap of the lower cylinder is solved.
Owner:GREE ELECTRIC APPLIANCES INC +1
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