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38results about How to "Realize structural integration" patented technology

Bionic heterogeneous integrated bone-cartilage repair stent and preparation method thereof

ActiveCN111330084ARealize the structureRealize the biomimetic process of compositionTissue regenerationProsthesisCartilage repairBiocompatibility
The invention provides a bionic heterogeneous integrated bone-cartilage repair stent and a preparation method thereof. The repair stent is made of a multilayered structure stent material and sequentially comprises a hyaline cartilage layer, a calcified cartilage layer and a subchondral bone layer from top to bottom, wherein the hyaline cartilage layer is of an interpenetrating porous structure formed by interweaving two biocompatible materials including hyaluronic acid and chitosan; the calcified cartilage layer is of an oriented gradient porous structure formed by compositing chitosan and nano-hydroxyapatite; and the subchondral bone layer is of a homogeneous porous structure formed by hybridizing bone matrix component like chitosan and nano-hydroxyapatite. An in-situ synthesis method isadopted and combined with a directed freezing technology to construct an integrated multilayer repair stent material with a bone-like-cartilage heterostructure. The composite material synthesized by the preparation method combines advantages of all components, and has the effects of good antibacterial activity, biocompatibility and in-situ induction of two-way regeneration of bone and cartilage; and the binding force of an interface is enhanced, so that the structure integration of the stent is realized.
Owner:SICHUAN UNIV

Cartilage-bone repair support with bionic gradient and preparation method thereof

ActiveCN109481736ARealize the structureRealize the biomimetic process of compositionTissue regenerationProsthesisApatiteTarsal Joint
The invention discloses a cartilage-bone repair support with bionic gradient and a preparation method thereof. For the cartilage-bone repair support, a cartilage layer of an interwoven porous structure is prepared from sodium hyaluronate and chitosan, a subchondral bone layer of a porous structure is prepared from graphene oxide, chitosan and nano-hydroxyapatite, and structure, composition and function bionics of natural articular cartilage is realized by combining a coprecipitation method and a gradient refrigeration technology by referring to an in-situ bionic thorough. The obtained supporthas an upper layer of structure and a lower layer of structure, nano-hydroxyapatite presents change of bionic gradient distribution which is gradually increased from the cartilage layer to the subchondral bone layer; meanwhile, the cartilage layer in the upper layer is of a mutually penetrating interwoven hierarchical pore structure, the subchondral bone layer is of an array microtube structure which is axially arranged and is vertically through, the support material is excellent in mechanical performance, strong in interface bonding property and good in biological performance, and is expectedto become a novel composite material for treating cartilage-bone defect.
Owner:FUZHOU UNIV

Driving, sensing and pipeline structure integrated leg of hydraulic driving foot type robot

The invention discloses a driving, sensing and pipeline structure integrated leg of a hydraulic driving foot type robot. The leg comprises a thigh rod, a shell and a shank rod, wherein the thigh rod is hinged to the shell, and the shell is hinged to the shank rod; and a sliding sleeve and a hydraulic cylinder are arranged in the shell, a cylinder rod of the hydraulic cylinder is hinged to one endof the sliding sleeve, the shank rod is connected with the sliding sleeve through a connecting rod, and the two ends of the connecting rod are hinged to the sliding sleeve and the shank rod correspondingly. A force sensor is connected between the cylinder rod of the hydraulic cylinder and the sliding sleeve, and the two ends of the force sensor are hinged to the cylinder rod and the sliding sleeve. According to the leg, the hydraulic cylinder, an electro-hydraulic servo valve, a displacement sensor and the force sensor are integrated into the mechanical leg shell to form an integrated structure, the impact of the foot bottom force on the cylinder rod of the shank hydraulic cylinder is reduced, the complexity and the self weight of the leg structure are relieved, the influence of complex oil pipes and the pipeline of a hydraulic system on the robot motion space is eliminated, and the problems of leakage of the hydraulic oil pipes and pipe extrusion are solved.
Owner:SHANDONG UNIV

Semi-automatic plastic extrusion mechanism for cup cover forming

The invention belongs to the technical field of injection molding of plastic cup covers, and particularly relates to a semi-automatic plastic extrusion mechanism for cup cover forming. The semi-automatic plastic extrusion mechanism comprises a cup cover injection mold, an injection molding table and a feeding structure; a feeder is matched with an outer shell, so that the integration of three functions of plastic stirring, plastic conveying and uniform mixing can be realized, and the structure of the equipment is effectively simplified; meanwhile, an upper auger and a lower auger of the feeder are of a mutually independent structure and a mutually one-way transmission mode, so that the stirring function and the conveying function can be separated, and the stirring operation can be independently executed; an auxiliary stirrer can increase the uniform stirring speed of plastic in a stirring cavity, simplify the structure of a plastic extrusion mechanism and realize structural integration; and different temperature control modes are arranged in the side walls of a uniform mixing cavity, the conveying cavity and the stirring cavity correspondingly, so that the plastic can be melted to different degrees according to the functions of stirring, conveying, uniform mixing and the like, and energy conservation and smooth production are realized.
Owner:佛山市顺德区致能精密模具有限公司

Production and manufacturing method of heat preservation and sound insulation composite floor slab

The invention discloses a production and manufacturing method of a heat preservation and sound insulation composite floor slab. The production and manufacturing method comprises the following steps that S1, a silica gel mold is manufactured according to the decoration requirement; S2, a pouring steel platform is cleaned; S3, anti-crack protective mortar is poured and supported, and a thermal insulation layer side form is installed; S4, the prefabricated silica gel mold is laid at the position needing to be decorated; S5, a release agent is sprayed to the position, where concrete is to be poured, in the side form; S6, reinforced anti-crack protective mortar is laid in the side form; S7, glass fiber gridding cloth is laid; S8, a heat insulation board is laid; S9, a reinforcing connecting piece is manufactured; S10, anti-crack mortar and glass fiber gridding cloth are laid on a post-cast strip part; S11, a composite floor slab bottom plate concrete layer side form is supported and poured; S12, composite floor slab bottom plate structure layer reinforcing steel bars are bound and installed; S13, a composite floor slab bottom plate concrete structure layer is poured; S14, curing, demolding, curing and manufacturing are completed; S15, a floor slab manufactured in the step S14 is transported to a site to be installed, and a slab joint post-cast strip is poured; and S16, a slab joint groove in the step S15 is treated.
Owner:CHENGDU CHENGTOU YUANDA CONSTR TECH CO LTD +1

Lamination transitional construction method for concrete heat insulation curtain wall

The invention belongs to the field of buildings, and provides a lamination transitional construction method for a concrete heat insulation curtain wall. The lamination transitional construction method comprises a cast-in-place concrete heat insulation curtain wall construction process and a rear concrete heat insulation curtain wall construction process. The method comprises the steps that a heat insulation plate of the cast-in-place concrete heat insulation curtain wall is fixed, a main structure formwork is erected, an EPS plate is arranged in the position of a cast-in-place concrete panel at the interface of the rear concrete heat insulation curtain wall in a filled mode, concrete is not poured into the cast-in-place concrete panel at the position of the EPS plate temporarily, and an overlapped notch is formed; after the filling wall is poured, a heat insulation plate of the rear concrete heat insulation curtain wall and a heat insulation plate of the cast-in-place concrete heat insulation curtain wall horse tooth stubbles which are staggered; a reinforcing mesh is hung on the heat insulation plate of the rear concrete heat insulation curtain wall, and concrete is smeared on the heat insulation plate of the rear concrete heat insulation curtain wall. According to the method, construction cracks at the interface are scattered within the area of a certain width on the junction of the interface, so that the interface seam width is decreased to be within the tolerance range, and the durability of the concrete heat insulation curtain wall is guaranteed.
Owner:河南省华亿绿色建材有限公司 +1

Interactive intelligent panel and camera-shooting apparatus therefor

The invention provides a camera-shooting apparatus for an interactive intelligent panel. The camera-shooting apparatus comprises a mounting box and a camera-shooting assembly, wherein the camera-shooting assembly is mounted in the mounting box; the camera-shooting assembly comprises a camera module; the mounting box has a connecting surface used for being butted with a side frame of the interactive intelligent panel; and a first included angle is formed between the axle wire of the camera module and the connecting surface. By virtue of the camera-shooting apparatus for the interactive intelligent panel, structural integration of a product can be realized, so that convenience can be brought to a user.
Owner:GUANGZHOU SHIYUAN ELECTRONICS CO LTD +1

Coaxial circuit breaker tripping device

PendingCN112820596ANo loss of tripping impact forceElectromagnetic tripping force is smallProtective switch operating/release mechanismsTrippingTriggering device
The invention discloses a coaxial circuit breaker tripping device which is characterized in that a tripping trigger device is arranged in a zero line circuit breaker and comprises an electromagnetic tripping device and a tripping pendulum bob, and the tripping pendulum bob and a zero line circuit breaker tripping lever are both arranged on a moving and static contact opening and closing mechanism of the zero line circuit breaker and share a common central shaft; the electromagnetic tripping device is arranged close to one end of the tripping pendulum bob and is used for impacting the tripping pendulum bob to swing; an interelectrode tripping linkage rod extends out of the shell of a live wire circuit breaker, is inserted into the zero line circuit breaker and is in contact with the other end of the tripping pendulum bob; and the zero line circuit breaker tripping lever extends out of the shell of the zero line circuit breaker and is inserted into a tripping tripping track of a live line circuit breaker mechanical linkage piece. According to the invention, the tripping trigger device is arranged on the contact opening and closing mechanism of the zero line circuit breaker to form a cross tripping structure of first live line and second zero line, so that the structure is simplified, the structure compactness is improved, and the reliability and the sensitivity of tripping and tripping actions are ensured.
Owner:TIANJIN JIAMEITE ELECTRIC EQUIP CO LTD

High-stiffness high-damping axial passive magnetic bearing with magnetic circuit decoupling function

The invention discloses a high-stiffness high-damping axial passive magnetic bearing with a magnetic circuit decoupling function. The high-stiffness high-damping axial passive magnetic bearing comprises a stator system and a rotor system; the stator is connected with a base of equipment, and the rotor system is connected with a rotating part of the equipment. The stator system mainly comprises mounting sleeves, magnetic conducting rings, magnetic isolating rings, pieces of radial magnetizing magnetic steel, pieces of axial magnetizing magnetic steel, paramagnetic rings, magnetic steel lock nuts, fixing seats, and assembly lock nuts; and the rotor system mainly comprises rotating shafts, rotor magnetic isolating rings, rotor magnetic conducting rings, damping sleeves, rotor magnetic isolating rings and rotor assembly lock nuts. According to the high-stiffness high-damping axial passive magnetic bearing, the multiple circles of magnetic steel are adopted to enable magnetic flux to converge, the magnetic field intensity of an air gap is improved, and high-stiffness supporting is realized; through the scheme of internal arranging of the magnetic steel, the magnetic flux density uniformity of the air gap is improved, and interference force to the rotor system is not generated; high damping is achieved through the multiple circles of damping sleeves, in addition, all magnetic circuits are closed, magnetic flux leakage is reduced, and the utilizing rate of the magnetic flux is increased; and a magnetic flux loop for supporting and a magnetic flux loop realizing damping are mutually decoupled, and thus optimized design can be conducted on the supporting stiffness and damping of the magnetic bearing.
Owner:BEIJING INSTITUTE OF PETROCHEMICAL TECHNOLOGY

Laminated transitional construction method for concrete thermal insulation curtain wall

The invention belongs to the field of buildings, and provides a lamination transitional construction method for a concrete heat insulation curtain wall. The lamination transitional construction method comprises a cast-in-place concrete heat insulation curtain wall construction process and a rear concrete heat insulation curtain wall construction process. The method comprises the steps that a heat insulation plate of the cast-in-place concrete heat insulation curtain wall is fixed, a main structure formwork is erected, an EPS plate is arranged in the position of a cast-in-place concrete panel at the interface of the rear concrete heat insulation curtain wall in a filled mode, concrete is not poured into the cast-in-place concrete panel at the position of the EPS plate temporarily, and an overlapped notch is formed; after the filling wall is poured, a heat insulation plate of the rear concrete heat insulation curtain wall and a heat insulation plate of the cast-in-place concrete heat insulation curtain wall horse tooth stubbles which are staggered; a reinforcing mesh is hung on the heat insulation plate of the rear concrete heat insulation curtain wall, and concrete is smeared on the heat insulation plate of the rear concrete heat insulation curtain wall. According to the method, construction cracks at the interface are scattered within the area of a certain width on the junction of the interface, so that the interface seam width is decreased to be within the tolerance range, and the durability of the concrete heat insulation curtain wall is guaranteed.
Owner:河南省华亿绿色建材有限公司 +1

A diesel engine pressure detection signal integrated input and output device

A pressure detecting signal integration input / output device for a diesel engine comprises a plurality of signal input detecting combining bodies, a middle wiring box, an operation detecting pipe and a cable, which are integrated and mounted on an integration operation plate; the signal input detecting combining bodies are formed by pressure sensors for detecting fluid pressure and test valve blocks for performing function detecting on the pressure sensors; the pressure sensors are connected with the middle wiring box by the cable and output a pressure detecting signal; the test valve blocks are connected with a pipeline with a pressure detecting point by the operation detecting pipe; the pressure sensors are communicated with the inner cavities of the test valve blocks; the operation detecting pipe guides fluid in the pipeline to the signal input detecting combining bodies for the pressure sensors to detect the pressure; the middle wiring box is connected with an external detecting alarm system and transmits the pressure detecting signal; the cable is fixedly distributed on the integration operation plate. The pressure detecting signal integration input / output device for the diesel engine has the advantages of compact structure, good shockproof property, high stability, safety and convenience in operation, and capability of detecting the function of the pressure sensors.
Owner:CSSC MES DIESEL

A multi-mode adjustable automatic card punching machine

The invention provides a multi-mode adjustable automatic certificate and card punching machine. The multi-mode adjustable automatic certificate and card punching machine includes a sensing switch, a control circuit plate, a motor, a drive mechanism, a driven gear and a thimble module set. The thimble module set includes circular thimbles, elliptic thimbles, a sliding rail mechanism and a thimble limiting rotary knob. The elliptic thimbles penetrate through the sliding rail mechanism, and the circular thimbles are arranged on the sliding rail mechanism. The elliptic thimble is at least one, thecircular thimbles are at least two, and the thimble limiting rotary knob is arranged on the structure of the sliding rail mechanism. The multi-mode adjustable automatic certificate and card punchingmachine solves the technical problems of relying on manual work, low efficiency, large error, and much card restriction and requiring replacing punching probes in the prior art. The punching action iscompletely realized by the machine automatically and the structure is integrated. Without the need for replacing the punching probe, the punching machine only needs adjusting position simply, is convenient and quick, simple in operation, and not limited by card size, has the end effect of punching multi-combination.
Owner:深圳兴鸿信合科技有限公司

Light composite type wide-frequency-band sound absorber

The invention relates to a light composite type sound absorber, and belongs to the field of environmental noise control. The light composite type sound absorber comprises a micro-perforated compositeboard and a rigid back lining wall, wherein the micro-perforated composite board comprises a micro-perforated front panel, a porous material and a micro-perforated rear panel which are sequentially superposed; sound absorbing holes are formed in the micro-perforated front panel and the micro-perforated rear panel; a back lining air layer is formed in a gap between the micro-perforated composite board and the rigid back lining wall; the thickness of the back lining air layer is at least five times that of the micro-perforated composite board; the micro-perforated composite board is of a sandwich structure, and is formed by superposing the micro-perforated front panel, the porous material and the micro-perforated rear panel, and the micro-perforated composite board is light in mass, and is high in specific strength; and meanwhile, the sound absorber has a relatively wide sound absorbing frequency band in medium-low frequency. The light composite type wide-frequency-band sound absorber issimple to prepare, is convenient to mount, and has wide market prospect in sound absorption and noise reduction in interior decoration and a limited space.
Owner:XI AN JIAOTONG UNIV

Electro-hydraulic jack without external oil source

The electro-hydraulic jack without the external oil source comprises a hydraulic cylinder, a valve block, an oil pump, a motor, an electromagnetic directional valve, a high-speed opening and closing valve and an electrical cabinet, the valve block and the electrical cabinet are arranged on the hydraulic cylinder, and the oil pump, the motor, the electromagnetic directional valve and the high-speed opening and closing valve are arranged on the valve block; the hydraulic cylinder comprises a hydraulic cylinder body, a piston and a piston rod; the hydraulic cylinder body is provided with an oil cavity; the piston divides the oil cavity into a rod cavity and a rodless cavity; a first oil hole and a second oil hole are formed in the hydraulic cylinder body; a runner system is arranged in the valve block; the power input end of the oil pump is connected with the power output end of the motor; an oil inlet of the oil pump is communicated with a second oil hole pipeline through an electromagnetic reversing valve and a high-speed opening and closing valve; an oil return opening of the oil pump is communicated with the first oil hole through an electromagnetic reversing valve; and a storage battery and a single chip microcomputer are arranged in the electrical box. The hydraulic jack has the beneficial effects that the use efficiency of the hydraulic jack is improved, and meanwhile, the hydraulic jack has the characteristic of avoiding an external oil source.
Owner:ZHEJIANG UNIV OF TECH

Semiconductor circuit structure and manufacturing method thereof

The invention discloses a semiconductor circuit structure and a manufacturing method thereof. The semiconductor circuit structure comprises a substrate, a chip resistor, a chip capacitor, a component, a driving chip, a circuit board frame, pins and a packaging body, the chip resistor, the chip capacitor, the component and the circuit board frame are all arranged on the substrate, and the driving chip is arranged on the circuit board frame; one end of the pin is electrically connected with the substrate, the substrate, the chip resistor, the chip capacitor, the component, the driving chip, the circuit board frame and one end of the pin are packaged into a plastic package structure by the packaging body, and the other end of the pin extends to the outer side of the plastic package structure; the driving chip is electrically connected with the chip resistors, the chip capacitors, the components, the pins and the circuit board frame; according to the semiconductor circuit structure and the manufacturing method thereof, the driving chip is welded to the circuit board frame, integration of the semiconductor circuit structure is achieved, meanwhile, separation of strong current and weak current can be achieved, and the anti-interference capacity of a product is improved.
Owner:广东汇芯半导体有限公司

A cartilage-bone repair scaffold with bionic gradient and its preparation method

ActiveCN109481736BGood lubricating and moisturizing propertiesImprove antibacterial propertiesTissue regenerationProsthesisBone epiphysisSodium hyaluronate
The invention discloses a cartilage-bone repair support with bionic gradient and a preparation method thereof. For the cartilage-bone repair support, a cartilage layer of an interwoven porous structure is prepared from sodium hyaluronate and chitosan, a subchondral bone layer of a porous structure is prepared from graphene oxide, chitosan and nano-hydroxyapatite, and structure, composition and function bionics of natural articular cartilage is realized by combining a coprecipitation method and a gradient refrigeration technology by referring to an in-situ bionic thorough. The obtained supporthas an upper layer of structure and a lower layer of structure, nano-hydroxyapatite presents change of bionic gradient distribution which is gradually increased from the cartilage layer to the subchondral bone layer; meanwhile, the cartilage layer in the upper layer is of a mutually penetrating interwoven hierarchical pore structure, the subchondral bone layer is of an array microtube structure which is axially arranged and is vertically through, the support material is excellent in mechanical performance, strong in interface bonding property and good in biological performance, and is expectedto become a novel composite material for treating cartilage-bone defect.
Owner:FUZHOU UNIV

Self-adaptive sensing system and method based on liquid crystal beam expanding photoelectric device

The invention discloses a self-adaptive sensing system based on a liquid crystal beam expanding photoelectric device. The self-adaptive sensing system comprises a vertical cavity surface emitting laser, a collimating lens, the liquid crystal beam expanding photoelectric device, a self-adaptive driving device, an image processing device and an infrared light receiver, a laser beam emitted by the vertical cavity surface emitting laser is converted into collimated light through the collimating lens, the collimated light is irradiated to the DOE light diffraction layer in parallel, and the liquid crystal box is switched into an emptying state or a diffusion state with different haze levels under the control of a pulse signal output by the self-adaptive driving device. Diffracted light output by the DOE light diffraction layer is converted into corresponding projection dot matrix light spots or beam-expanded floodlight, and the surface of an object to be detected is irradiated with the corresponding projection dot matrix light spots or beam-expanded floodlight; and the infrared light receiver receives feedback light reflected by the surface of the object to be detected. According to the invention, electric control can be switched between floodlight scattering and light spot projection, two paths of infrared emission light sources are changed into a single path of light source, the size is saved, and the cost is reduced.
Owner:重庆晶朗光电有限公司

A low-temperature pyrolysis method and system for waste catalysts in residual oil hydrogenation

The invention discloses a low-temperature pyrolysis method and system for waste catalysts in residual oil hydrogenation, wherein the method comprises the following steps: S100, raw material deoiling; S200, primary oil fraction gasification; S300, secondary oil fraction gasification; S400, Material collection; S500, liquid oil recovery, all processes of the present invention, such as feeding, discharging, liquid oil recovery, and oil-gas self-circulation, have realized automation, continuous, industrialized operation, and the whole process does not need to change the working place, which can effectively prevent the The necessary heat loss is beneficial to reduce the consumption of electric energy. The pressure and temperature of the first rotary kiln and the second rotary kiln can be accurately controlled, and the oil content of the raw material can be deoiled repeatedly and repeatedly until the oil content is completely and completely cleaned. , the present invention does not discharge harmful exhaust gas, thereby being beneficial to environmental protection, and can also recover a large amount of liquid oil without adding any reagents, which not only saves a lot of money, but also completely avoids the generation of new impurities, which serves multiple purposes.
Owner:铁岭贵鑫环保科技股份有限公司
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