1134results about How to "Flexible disassembly" patented technology

The invention discloses a manufacture method of a reversible bonding micro-fluidic chip with high strength. The manufacture method includes using a sacrificial layer mold to manufacture and integrating a polydimethylsiloxane (PDMS) membrane of a micro pipeline structure firstly, aligning and attaching a structure face of the PDMS membrane to a pre-punched rigid substrate, then attaching the other rigid substrate with PDMS pre-polymer and curing agent mixed liquor coated in spin mode in advance to the back of the PDMS membrane, then solidifying to obtain a completely seamless attached substrate-PDMS-substrate sandwich type micro-fluidic chip, and finally, clamping two rigid substrates of the sandwich type micro fluidic chip from the upper and lower faces by using a clamp, and therefore the ability of tolerating applied pressure intensity of the micro pipeline structure of the sandwich type micro-fluidic chip is enhanced. The sandwich type micro-fluidic chip of a combination clamp simultaneously has superiorities of assembling reversibly and resisting high pressure, broadens the applied range of the reversible bonding micro-fluidic chip greatly, and reduces application cost of the micro-fluidic chip.

The invention discloses a two-fluid atomization nozzle which comprises a fluid joint, a liquid spinning disk, a two-fluid atomization cavity and a sprayer, wherein the sprayer is internally provided with a hollow cavity; one end of the hollow cavity is provided with an opening and the other end of the hollow cavity is provided with spray holes; the two-fluid atomization cavity, the liquid spinning disk and the fluid joint are sequentially assembled towards the opening in the hollow cavity; the two-fluid atomization cavity is internally provided with a first gas runner and a first liquid runner; an atomization cavity is formed at the junction of the first gas runner and the first liquid runner and is communicated with the spray holes; the liquid spinning disk is arranged at the liquid inlet end of the first liquid runner; the liquid joint is internally provided with a second gas runner and a second liquid runner. Therefore, the two-fluid atomization nozzle is formed by detachably assembling multiple split components, so that the replaceability of local atomization components is realized and the maintenance and replacement costs are lowered; furthermore, the two-fluid atomization nozzle can well ensure the high atomization rate and atomization degree of liquids.

The invention discloses a soil layering scraping sampler. The sampler comprises a rectangular sampling frame and a rectangular scraping plate capable of scraping soil slidably along the sampling frame, wherein depth limiting devices are arranged on both sides of the scraping plate. The soil layering scraping sampler can control the thickness of soil layering accurately and obtain a large number of soil samples at a time, and has the advantages of simple operation and convenient carrying.

The invention belongs to the technical field of diesel engine tail gas post processing and relates to a box type post processing assembly for a diesel vehicle. The box type post processing assembly for the diesel vehicle comprises a particle trap, an oxidation catalytic reduction converter and a selective catalytic reduction converter. The particle trap and the oxidation catalytic reduction converter are connected to form a cylinder body and are fixed to a first partition plate, a second partition plate and a third partition plate. The selective catalytic reduction converter and a pipeline are arranged below the particle trap. The selective catalytic reduction converter sequentially penetrates the first partition plate, the second partition plate and the third partition plate, and the pipeline is supported to installation holes in the third partition plate and the second partition plate. The air inlet end of the pipeline is connected with a mixer. The box type post processing assembly for the diesel vehicle can work stably and efficiently, urea is evenly distributed on an SCR end face during work, and the phenomenon of urea crystallization is avoided.

The present invention belongs to the technical field of tree transplanting and maintaining, specifically an integrated device for landscape tree/seedling maintaining. The device includes an aboveground device and an underground device, wherein the underground device contains a U-shaped permeating pipe and an underground water storage device. The U-shaped permeating pipe is buried close to the location of the root system of the landscape trees/seedlings with one end of the U-shaped permeating pipe connected to the buried underground water storage device and the other end of the U-shaped permeating pipe stretching out of the ground. The aboveground device contains an infiltrating and irrigating bag and a three-way pipe, wherein the infiltrating and irrigating bag covers the base part of a tree trunk and is connected with the other end of the U-shaped permeating pipe by the three-way pipe. The landscape tree/seedling maintaining integrated device has various maintaining functions such as supplying water and medicine, preserving moisture and temperature, preventing transpiration of branches and trunks, supplementing the root system with water, draining off water for ventilation, and automatically accumulating rainwater.

The invention discloses a handheld type fundus camera used for fundus examination on human eyes medically. Human-eye fundus images are obtained through the optical imaging method in order to judge pathologies and focuses of fundus diseases. According to the handheld type fundus camera, a near-infrared LED and a white light LED are adopted as lighting light sources, optical lenses are used for collecting the fundus images, a CCD or COMS is used for receiving signals, and the human-eye fundus images are displayed on a screen through image transmission and processing. The handheld type fundus camera is simple in structure and capable of being carried around; a manual focusing mode can be adopted, imaging is clear and real-time image transmission can be achieved.

The invention relates to a sunlight corresponding apparatus, which comprises a solar energy assembly mount, a raised support bracket, a rotating support framework, a left-and-right angle corresponding driving member and a pitch angle corresponding driving member. The solar energy assembly mount is hinged on the rotating support framework that is hinged on the raised support bracket; and accurate tracking on sunlight is realized on the basis of coordinated movements of the left-and-right angle corresponding driving member and the pitch angle corresponding driving member. According to the invention, the apparatus has a simple and reasonable structure; energy consumption for running is low; and the running accuracy is high; besides, the apparatus is easy to control and is convenient for installation and daily maintenance.

The invention relates to a domestic garbage container, in particular to a garbage bin with a deodorant bag clamping mechanism. The garbage bin comprises a bin cover and a bin body and is characterizedin that the garbage bin further comprises a bin head and a deodorant bag clamping mechanism, wherein the bin head is opened in the upper portion and the lower portion and sleeved with the upper partof the bin body; the deodorant bag clamping mechanism comprises a bag clamping rod, supporting frames, a transmission shaft, synchronous belts and a deodorant bag clamping mechanism driving circuit; two sides of the lower end of the bin head are correspondingly provided with the supporting frames, two ends of the transmission shaft are connected to the two supporting frames and are correspondinglyprovided with synchronous wheels, the synchronous belts winds and sleeves the synchronous wheels, and the two ends of the bag clamping rod are correspondingly and fixedly mounted on tooth belts of the two synchronous belts; the transmission shaft drives the synchronous wheels and the synchronous belts in sequence so as to drive the bag clamping rod to do closing and opening motions; and when thebag clamping rod is closed, a garbage bag in the bag clamping rod is divided into an upper layer and a lower layer, the lower layer contains garbage, and the upper layer serves as isolation. The garbage bin with the deodorant bag clamping mechanism has the beneficial effects that peculiar smell of garbage can be effectively isolated, the bacterial pollution is avoided, and the effects of double-layer deodorization and bacteria prevention are realized.

The invention provides an in-place measuring device and an in-place measuring method for electricity jumpiness of a main shaft rotation error. A laser displacement sensor, a first electrical vertex sensor and a second electrical vertex sensor are arranged outside a measured axisymmetric body, the first electrical vertex sensor, the second electrical vertex sensor and the laser displacement sensor arranged on the same circle, and the circle and the measure axisymmetric body are coaxial. An angle sensor is arranged in an axial position of the second electrical vertex sensor in a close mode. All the sensors are connected with a control module, the control module outputs a signal to an acquisition module, and the acquisition module is then connected with a host machine. According to the in-place measuring method for the electricity jumpiness of the main shaft rotation error, all the sensors are enabled to be in proper positions through regulating devices, when the axisymmetric body is measured, the axisymmetric body rotates, the rotating speed stays the same, measurement parameters are set in measuring software, the sensors start measurement and data acquisition, a computer analyzes and treats the data which are transmitted in, finally, measurement and treatment results are output.

The invention discloses a mounting platform of an unmanned airplane. The mounting platform comprises a gravity center adjustment assembly and a hanging assembly for hanging articles. The gravity center adjustment assembly is connected with a fuselage. The hanging assembly is hung onto the gravity center adjustment assembly. The gravity center adjustment assembly is provided with a plurality of first hanging parts for adjusting the horizontal position of the hanging assembly. The mounting platform is simple in structure and can be applied to the unmanned airplane, wherein the gravity center thereof can be quickly adjusted. Therefore, different articles can be hung onto the hanging assembly. Meanwhile, the mounting platform is good in damping and shock-filtering effect and is particularly suitable for the hanging of heavy articles.

The invention relates to a battery cover plate with novel structure and a secondary battery thereof. The battery cover plate comprises a plate body with via-holes, positive/negative electrode connectors, positive/negative conductive sheets, an anti-explosion device and insulating gaskets arranged on the via-holes, wherein the positive/negative electrode connectors are respectively fixed on the plate body through respective insulating gaskets; the positive/negative conductive sheets are respectively connected with each electrode connector and fixed below the insulating gaskets; the electrode connector comprises two or more fasteners, an electrode press plate with fixing holes identical to the fasteners in number, and screw-thread connectors arranged on the electrode press plate for conductive connection; the via-holes on the plate body correspond to the fixing holes on the electrode press plate; and the fasteners penetrate through the via-holes and the fixing holes to fix the electrode press plate on the plate body. The battery cover plate and the positive/negative electrode connectors on the secondary battery of the invention have more stable sealing performance, more flexible external connection, maintenance and disassembly and more convenient usage.

The application discloses a backlight brightness adjustment method including that a microprocessor calculates a PWM duty cycle initial value and outputs the PWM duty cycle initial value to a backlightdriving module; respective PWM duty cycle values are stored in a flash memory; a brightness measurement device measures the actual brightness of a liquid crystal display panel; the PWM duty cycle values are automatically increased step by step based on the initial value; the microprocessor reconfigures the backlight driving module; and the best brightness is displayed on the liquid crystal display panel. A backlight brightness adjustment device disclosed in the application includes a keyboard, a microprocessor that automatically increase the values of the duty cycles step by step based on theinitial value; a backlight driving module; a flash memory; a liquid crystal display panel; a brightness measurement device, and a brightness sensor. The backlight brightness adjustment method and device can automatically measure and adjust the brightness, select the optimal value of the PWM duty cycle, gradually form a brightness gradient from the middle to both sides of the liquid crystal display panel, and enhance a narrow viewing angle display effect.

The invention discloses an adjustable multi-point positioning hole making device, which comprises a hole making template, a regulating template and two bridging plates used for connecting the hole making template and the regulating template, wherein the hole making template comprises a hole making end provided with hole groups and a positioning end used for connecting the bridging plates, the regulating template comprises a hole making end provided with hole groups and a regulating positioning end used for connecting the bridging plates, one ends of the bridging plates are provided with a plurality of groups of connecting holes matched with positioning holes of the hole making template, each group of connecting holes are in arrangement with certain distances between the front and the back, and the other ends of the bridging plates are provided with bridging holes. The adjustable multi-point positioning hole making device adopting the technical scheme has the advantages that the universality is high, the kind and the number of the hole making device can be recued, the tooling manufacture cost is reduced, and the standard production requirement of the hole making in the large-scale manufacture process is met. The invention also discloses a hole making method utilizing the device, the method is simple and feasible, and the hole making is precise.

The invention relates to a combination sideboard of seamless installation, which is a combination composed of a plurality of independent casings arranged in sequence, characterized in that a face plate with the adjustable width is arranged between the adjacent casings or at the outer side of the combination, the face plate comprises a skin layer with decorating surface and an inner layer with decorating surface, the skin layer and the inner layer are connected in a stacking way through a translational control unit which is used for applying the two layers into a whole and controlling the corresponding sliding direction of the two layers. By using the face plate with the adjustable width of the invention, the combination furniture can be produced and manufactured without considering the real size of the site exactly and any processing procedure on site, thus overcoming the defects that the pollution to the periphery and the site is caused by the secondary processing. Therefore, the furniture manufacture can achieve the building block design and the building block manufacture in real significance.

The invention relates to an excavation and surrounding rock stress and strain monitoring model testing device for a rock-soil chamber under complicated conditions, and a method thereof. Four stand columns with L-shaped cross sections are arranged at four corners of the upper surface of a substrate, pressure plates capable of moving horizontally are arranged between adjacent L-shaped stand columns to form a cuboid cavity which is filled with rock-soil test samples. The testing device has the technical effects that the stress, strain and volume change rules of the chamber surrounding rock when a rock-soil chamber is excavated under the complicated conditions of high pressure, high temperature and the like, so that the model testing device can provide scientific base for the design and construction decision of the chamber, and also provides a theoretical basis for the prevention and control of geological disaster during the chamber construction.

The invention relates to the field of aero-engine and gas turbine basic combustion test research, and discloses a modular testing device for cyclone combustion thermo-acoustic oscillation characteristic research. The device is composed of a loudspeaker section, an air plenum chamber section, a cyclone section, a windowing combustion section and a combustion chamber lengthening section from bottomto top. After air flows through an air supply pipeline to enter a plenum chamber, through the excitation effect of a loudspeaker, after the air flows through an axial flow type cyclone, a needed soundfield environment and a needed cyclone flow field environment can be obtained. Fuel jetting at different positions can be achieved through three paths of fuel supply pipelines, and premixed combustion, diffusive combustion, the mixed mode of premixed combustion and diffusive combustion and other cyclone combustion flow field characteristics are obtained. Modular design is adopted for the testingdevice, the main functional parts can be detached and replaced, testing working condition parameters, sound field conditions and jetting positions can be flexibly adjusted, and flame passback can be avoided. A rectangular four-face windowing combustion chamber can be compatible with various kinds of advanced optical equipment, and combustion diagnosis data can be measured and obtained.

The invention relates to an installation method for thermal insulation and decoration integrated facade panels in the field of construction methods of the construction industry. The method includes the following steps: (Step 1) main wall surface treatment; (Step 2) datum line making; (Step 3) framing installation; (Step 4) thermal insulation and decoration integrated facade panel installation; (Step 5) gap filling; (Step 6) sealant filling; (Step 7) panel surface cleaning. When the method disclosed by the invention is adopted, integral installation is convenient, cost is reduced, the construction period is short, the load of facade panels is reduced greatly, the utilizability of space and land is enhanced, the application range is wide, temperature is kept, heat is insulated, energy consumption is reduced, structural destruction caused by the circulation of rain, snow, freezing, thawing, dryness and wetness is prevented, the worry about the water seepage of wall surfaces is eased after installation, the phenomenon that indoor wall surfaces go moldy is effectively prevented, and the thermal insulation and decoration integrated facade panels are environment-friendly and durable.

The invention relates to the technology of the load bearing truss. Aiming at solving the technical problem that the truss components can not be repeatedly circulated and used, and that the construction thereof is time-consuming and energy-consuming, the invention provides a truss mounting kit, a truss and a truss supporting system. The truss mounting kit comprises a chord component, a web member component and a node connection component. The truss system is a vertical supporting system for the truss, wherein a plurality of axial trusses, which are constructed with the chord component, the web member component and the node connection component, are placed in parallel and fixed to a longitudinal scaffold steel pipe by using a connector; a short scaffold steel pipe and the longitudinal scaffold steel pipe compose a bridging. The technical proposal adopted by the invention is characterized by convenient and quick assembly and disassembly, high universality, repeated and flexible assembly and disassembly and adjustment according to the requirements of the design and construction, and has the advantages of high applicability.

The invention discloses a display screen maintained from the front end. The display screen comprises a framework and at least two modules. The framework is provided with an installation position corresponding to each module, the shape and the size of the installation position are consistent with those of the module, and the installation position is used for placing the corresponding module. At least one side face of each module is provided with at least one raised fixed shaft, the installation position is provided with at least one groove adapted with the fixed shaft on a display surface of the display screen, and the grooves are respectively used for placing the fixed shafts. Each groove is also provided with a groove cover and a locking unit used for tightly locking and fixing the fixed shafts in corresponding grooves. The invention can be maintained from the front end, in addition, the display screen is simple and convenient to install, maintain and replace and is stable in installation.

The invention discloses a standard combined acceleration output device based on a swing arm centrifuge and an electromagnetic vibrating table, which is used for generating standard combined acceleration formed by combining linear stable acceleration and sinusoidal acceleration. The device comprises the swing arm centrifuge and the electromagnetic vibrating table arranged at the tail end of a swing arm of the swing arm centrifuge, wherein the linear stable acceleration is generated by the swing arm centrifuge; the sinusoidal acceleration is generated by the electromagnetic vibrating table. According to the device, the metering and testing requirements of an acceleration meter under the condition of combination of the stable acceleration and the sinusoidal acceleration are met; the vibrating table is independently arranged at the tail end of the swing arm of the centrifuge, and the problem of deviation of a movable ring of the electromagnetic vibrating table under a centrifugal force field is solved by a reverse electromagnetic coil additionally arranged in the vibrating table; the device is compact in structure; standard components are adopted, so that the device can be flexibly mounted and dismounted, and is convenient to debug and maintain.

A diffusion type porous medium gas fuel combustor comprises a shell, an air duct and a fire-resistant casing pipe, the air duct is connected with the shell, the bottom end of the shell is connected with the top plate of a gas flow dividing tank, the shell is internally provided with the fire-resistant casing pipe, a tray and a gas flow dividing tube from top to bottom, the bottom end of the fire-resistant casing pipe is contacted with the tray, the tray is fixed on the shell or the gas flow dividing tube, the bottom end of the gas flow dividing tube is fixed on the top plate of the gas flow dividing tank, and the gas flow dividing tube and the gas flow dividing tank are communicated internally; the fire-resistant casing pipe is provided with macro porous medium, micro porous medium and lower layer metal fiber from top to bottom, and the lower layer metal fiber is connected with the tray and the gas flow dividing tube simultaneously. The inventive diffusion type porous medium gas fuel combustor can be used for efficiently avoiding tempering when combustion intensity is stronger, thus achieving the effects of protecting micro porous medium and saving energy.