158results about How to "Variable" patented technology

The invention discloses a self-cementing leaking stoppage agent and a leaking stoppage method. The self-cementing leaking stoppage agent is prepared from the following ingredients in percentage by mass: 25 to 35 percent of acrylamide monomers, 0.1 to 0.5 percent of cross-linking agents, 0.2 to 0.5 percent of sodium carbonate, 20 to 25 percent of bentonite, 2 to 5 percent of high-molecular polymers, 3 to 5 percent of pre-cross-linking gel particles, 30 to 35 percent of fine-mesh calcium carbonate, 5 to 8 percent of fiber and 0.1 to 0.5 percent of initiators; the raw materials are uniformly mixed, and the self-cementing leaking stoppage agent is obtained. The self-cementing leaking stoppage agent has the advantages that the formation temperature is used, so that a polymerization reaction is taken among molecules; a rubber plug with certain water absorption expansion performance and compressive strength is formed, so that a leakage layer is blocked.

The present invention relates to a device for generating stiffness and a method for controlling stiffness, which can generate stiffness by using elastic members and can control the stiffness, and a joint of a robot manipulator to which the device and method can be applied. The device for generating stiffness includes a rotating shaft; a plurality of elastic members fixed to the rotating shaft; upper and lower circular plates that are disposed so as to be spaced from each other with the elastic members interposed therebetween, are independently driven with respect to the rotating shaft by power generating units thereof, respectively, and respectively have slits of which the number is equal to the number of the elastic members; and a plurality of moving members that are inserted into the slits formed in the upper and lower circular plates, respectively, and are connected to the elastic members so as to move.

The invention provides a grating lattice anti-counterfeiting mark. The grating lattice anti-counterfeiting mark comprises a mark base layer and a lattice pattern printed on the mark base layer, and the lattice pattern is covered by a grating sheet layer. The generation method of the grating lattice anti-counterfeiting mark includes: an electronic pattern of the lattice pattern is printed on the mark base layer; the grating sheet layer is attached to the lattice pattern in order to form the grating lattice anti-counterfeiting mark; the grating lattice anti-counterfeiting mark is rotated, and images of the grating lattice anti-counterfeiting mark formed in the grating sheet layer with different rotation angles are acquired and uploaded to a server; and the acquired images are respectively associated and bound with code values of the lattice pattern. A generation system of the grating lattice anti-counterfeiting mark comprises a grating lattice anti-counterfeiting mark generating device, a mark shape determination device, a rotation reference selection device, a rotation angle setting device, a rotation path generating device, a rotation platform, an image acquisition device, and a server. According to the grating lattice anti-counterfeiting mark, and the generation method and the generation system thereof, the lattice pattern is identified and read at various angles, and the application range is wider.

The invention relates to the field of coal slurry mixing and flotation treatment, and specifically relates to swinging-stirring flotation equipment with a self-slurry-mixing function. The swinging-stirring flotation equipment disclosed by the invention at least comprises a flotation cell, wherein a micro-bubble generation bed is arranged in the flotation cell; the micro-bubble generation bed comprises micro-bubble tubes; and a connection arm is arranged at each of the two ends of each micro-bubble tube to fix the co-end part of the micro-bubble tube. The equipment further comprises a gas pipeline, wherein the gas pipeline is communicated with the tube cavity of each micro-bubble tube through a prearranged gas channel in the corresponding connection arm; and micro-bubble generation holes used for ejecting a gas are densely distributed in the tube wall of each micro-bubble tube. The equipment further comprises power arms, wherein the two power arms are provided, and symmetrically arranged at the two sides of the micro-bubble generation bed; and a stirring baffle extends from the bottommost end of each micro-bubble tube, and the surface of each stirring baffle is vertical to the swinging direction of the micro-bubble generation bed. The equipment disclosed by the invention has the advantages of being great in micro-bubble flotation effect, easier in bubble mineralization, free from flotation 'dead areas' in the flotation cell, and more stable in foam layer; and the working efficiency and the flotation effect can both be effectively ensured.

The invention provides a software and hardware integrated portable remote sensing image real-time processing system. The system is characterized in that a computer with multiple GPUs and multiple CPUs is arranged and used for achieving integrated full-automatic processing from data real-time receiving to real-time generation of image products; a cluster scheduling manager is embedded in the computer and used for completing real-time distribution of computing resources and storage resources and supporting emergency scheduling; the computer is provided with a data receiving program, a data formatting program and a remote sensing image processing program, and based on the cluster scheduling manager, integrated full-automatic processing is executed through cluster task distribution and scheduling. By means of the system, multi-scene remote sensing images can be processed at the same time, and the requirement of the speed of processing the large-scale remote sensing images under emergency conditions is met.

The invention relates to a visible light communication system based on a power line carrier with the code rate self-adapted to a QC-LDPC coding way and an operating method of the visible light communication system. The visible light communication system comprises an QC-LDPC coding module, a PLC module, an intermediate switching module, a VLC module and a QC-LDPC decoding module which are connected in sequence, wherein the PLC module is connected with the intermediate switching module through a power line; the VLC module comprises an LED driver, an LED, a photoelectric detector, an optical power meter, an amplifier and a wave filter which are connected in sequence. By virtue of the QC-LDPC coding way, the reliability of the system is improved; a proper code rate is regulated through a self-adaptive way, so that the redundancy of transmitted information is reduced, the network cost is reduced, and the transmission rate is increased.

The invention relates to a roller with waving pattern and the manufacturing method for the roller; wherein, the roller is characterized in that: patterns are arranged on the surface of the roller, and can shape as left-and-right waving patterns in X axis direction on the surface of the roller, or can be the patterns capable of up-and-down waving in Y axis direction; manufacturing method for the waving patterns are: a vibration source is used to vibrate the cutting tool in the direction of X axis or Y axis; the cutting to is moved in parallel to cut the rotating roller, so as to achieve waving patterns for the roller.

The invention relates to a mobile unit for mobile machines having extensible support devices comprising a first, continuous rigid support on which travel devices and some of the support devices are arranged and on which a further continuous support or divided support arms, which support the remaining support devices, are outwardly pivotably linked. In accordance with the invention, the first, continuous rigid support is aligned at an angle to the imagined longitudinal axis of the mobile unit and the further continuous support or the divided support arms are aligned with point symmetry to a real or imagined pivot point on the continuous rigid support, with them likewise supporting travel devices.

The invention discloses a conveying mechanism of a metal wire cut-off machine. The conveying mechanism comprises bearing plates, a conveying rail, a drive system, a positioning device and a lead screw mechanism. The conveying rail comprises two supporting plates. The lead screw mechanism comprises a lead screw, an internal threaded piece, a slide block and a guide rail. The lead screw is meshed with the internal threaded piece which is fixed to the slide block. The first supporting plate is fixed to the slide block. The length direction of the first supporting plate is perpendicular to the length direction of the lead screw. Through the lead screw mechanism, the distance between the first supporting plate and the second supporting plate can be adjusted. Through the technical scheme, bearing plates of various sizes can be conveyed through the conveying rail of the metal wire cut-off machine, and the application range of the conveying rail is enlarged.

The present invention discloses a method, system and device for realizing user fingerprint safety based on cloud computing. The method comprises: a, establishing a secret key database in a cloud fingerprint platform, wherein the secret key information in the secret key database includes platform keywords, business keywords and a business creation timestamp; b, establishing a random salt generator in the cloud fingerprint platform; c, establishing a secret key and salt terminal distribution management module in the cloud fingerprint platform to perform correlation storage of random generation salt and related secret keys, manage update and the correlation of the secret keys and salt in real time and provide an interface to allow the terminal to obtain the corresponding business secret keys and salt; and d, performing digitization of the fingerprint information extracted by the terminal, obtaining corresponding business secret keys and salt from the cloud fingerprint platform, performing encryption salting of the fingerprint information to generate a fingerprint Hash value, and transmitting the fingerprint Hash value to the cloud fingerprint platform for storage. According to the invention, the safety of the user fingerprint information can be ensured.

The invention discloses a building block for training the children's line image recognition ability, a system and a method, and relates to the field of children building blocks. The building block comprises building block units; each building block unit comprises tempered glass, an LED lamp board, a substrate and a shell cover; each side of the shell cover is provided with at least two protrudingcolumns or blind holes corresponding to the protruding columns; different building block units are mutually engaged with each other through protruding columns or blind holes to form a building block assembly; the system of the present invention comprises a signal input system of the building block assembly and a control system for the building block units; and the signal input system of the building block assembly includes a control computer, a data distribution device and an RGB matrix switcher. The invention designs a line and image display device in the building block unit, performs controlling with the control device in the building block, pre-stores lines and patterns for the building block assembly composed of a plurality of building block units, and then splits the building block assembly for independent display, thereby enriching the color and pattern of the surface of the building block and the arrangement and combination mode of the building block.

The invention relates to a phosphogypsum-doped quick-setting and quick-hardening cement matrix, concrete canvas prepared from the cement matrix and a construction method of the concrete canvas. The raw materials of the cement matrix are composed of the following components in parts by weight: 700 to 800 parts of sulphoaluminate cement and 200 to 300 parts of acid-pickled phosphogypsum. A three-dimensional spacer fabric is filled with the phosphogypsum-doped quick-setting and quick-hardening cement matrix, and an adhesive sealing layer is arranged above the three-dimensional spacer fabric; thethree-dimensional spacer fabric comprises an upper woven fabric layer, a cellosilk layer and a lower woven fabric layer, and the cellosilk layer is composed of cellosilk distributed in a three-dimensional mode. The invention provides the novel cement matrix for the concrete canvas, the strength can be remarkably improved by doping phosphogypsum into the cement matrix system, so that excellent performance is obtained, and a feasible solving method can be provided for solving the current phosphogypsum problem by doping phosphogypsum.

The present invention provides a label formed by a two-dimensional code and variable information. The label comprises a two-dimensional code identification graph and at least one group of variable information identifications, wherein the two-dimensional code identification graph has a fixed pattern and has an association binding relationship with the variable information identifications; the variable information identifications surround the edge outside the two-dimensional code identification graph; the variable information identifications are formed by at least one or a combination of at least two of a trademark log, a single character, an ordered or unordered character sequence and same or different character sequences. The generating method for the label comprises: generating the vacant code type or non vacant code type two-dimensional code identification graph; generating the variable information identifications and setting positions between the variable information identifications and the two-dimensional code identification graph; and setting the association binding relationship between the variable information identifications and the two-dimensional code identification graph and uploading the association binding relationship to a label server. The generating system for the label comprises a two-dimensional code ID database, a two-dimensional code generating system, an encryption device, a variable information input device, a position regulating device, an association relationship binding device and the label server. According to the present invention, the generated label has variability and can be used for distinguishing the truth of a current product.

The invention relates to a jigsaw-type light guide lighting device, which comprises mutually spliced ​​lighting units, built-in lighting modules and a simple connection method. It is characterized in that: said lighting unit includes a light guide substrate, a built-in lighting module and an electrical connection device, the lighting module includes a connected LED light source, a driving circuit, and the electrical connection device includes a conductive shrapnel and an accommodating groove. The lighting units are connected to each other in a jigsaw puzzle, and the electrical connection can be in series or in parallel. The invention adopts LED as the light source, the light guide plate as the substrate, utilizes the principle of light guide and reflection to realize lighting in a specific shape, energy saving, environmental protection, and small size. Use special connection plugs and switches; when the lighting units are modularized and equipped with conductive shrapnel of the same structure, the lighting units can be connected in series or in parallel, which is versatile and interesting.

The invention provides a corrugated paper package box used for displaying an H-shaped product. The package box is formed by folding integrated corrugated paper and comprises a square plate, an outer connection part, a protection part and two supporting parts symmetrically arranged on the two opposite lateral sides of the square plate. The outer connection part and the protection part are connected to the other two lateral sides of the square plate. The protection part is composed of a first protection plate, a second protection plate, a third protection plate and a fourth protection plate. The second protection plate is attached to the inner wall of the first protection plate. The outer connection part is composed of a first connection plate, a second connection plate, a third connection plate and a fourth connection plate which are sequentially and perpendicularly folded. An insertion groove for the fourth connection plate to pass is formed in the joint of the square plate and the first protection plate. In the corrugated paper package box, a box body part and the supporting parts are integrated, the product is placed and fixed in the manner that grooves are formed in the supporting parts, and therefore the structural body containing stability is increased, and collisions between objects in the transportation process are avoided.

The invention discloses a preparation method for an island-actuated single-electron transistor. The method takes a silicon chip, a source, a drain, a gate, an island area and a coulomb island as the basic structure of a single-electron transistor. The source, the drain and the gate are integrally arranged on the silica substrate formed at the surface of the silicon chip; the island area is etched in the area enclosed by the source, the drain and the gate; and the coulomb island is installed in the island and can move in the island. The island area is prepared by means of focusing ion beam etching or reactive ion etching; the coulomb island can move in the island area under the effects of an electric field; the tunneling potential barrier between electrodes and the coulomb island changes with the electric field; and the coulomb island is prepared through a colloid Au preparation process so that the dimension is controllable. The device finally exhibits comprehensive effects of field emission and coulomb obstruction. By using the method, the size and the assembling positioning of the coulomb island can be accurately controlled, the problem of accurate control needed by a potential barrier layer can be avoided, and the preparation difficulty of the single-electron transistor is remarkably reduced.

The invention relates to daily illumination, in particular to a remote control dimming and color regulating light emitting diode (LED) down lamp, which provides a dimming and color regulating LED energy-saving lamp with a remote function for enhancing the lamp light color variety. The remote control dimming and color regulating LED down lamp structurally comprises an LED down lamp main body, wherein LED light source color groups with different colors are arranged in the down lamp, so the down lamp gives out light in different colors, a lamp remote control receiving end identification (ID) code setting receiver and current regulator is arranged at a lamp head part, the current intensity can be regulated so that the brightness of the lamp is changed, power supply installing wires are divided into a live wire a, a ground wire b and a zero wire c, and the down lamp is provided with an elastic sheet and a down lamp remote controller. The remote control dimming and color regulating LED down lamp adopts the LED light source for light emission, the electric energy can be saved, the remote control operation is adopted, the lamp light brightness is regulated through the current regulator, in addition, the lamp light can be regulated and controlled to become color light in different colors, the lamp light colors are changeable, the spice of life of people is improved, and in addition, the energy is saved.

The invention discloses a draft drainage device for a ship, which comprises a main water inlet pipe and a main drainage pipe, and one end of the main water inlet pipe and the main drainage pipe is provided with a disc-shaped limiting plate with an integral structure with it, so that The center of the main water inlet pipe is provided with a first main hollow structure and a second secondary hollow structure, the center of the main drainage pipe is provided with a second main hollow structure, and the center of the main water inlet pipe is located at the The area between the first main hollow structure and the second secondary hollow structure is provided with a turbine installation space communicating with them, and the main water inlet pipe is penetrated by a main rotating shaft at both ends of the turbine installation space. The present invention can not only realize the effect of draft, but also realize the effect of drainage. In addition, the device can not only change the efficiency of draft, but also realize the efficiency of drainage, so that the adjustment between draft and drainage has variability, and the variable range is wide. Strong practicality.