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147results about How to "Fast filling" patented technology

Geotechnical engineering landslide model test box

InactiveCN103308663AReduce loadingSave manpower and moneyEarth material testingInterior spaceModel material
The invention relates to a geotechnical engineering landslide model test box which overcomes the defects that the landslide model test wastes time and energy in the prior art. The geotechnical engineering landslide model test box comprises a box body, wherein the box body is basically a cuboid; an inclined plane is arranged on the inner sides of the two opposite side faces with the maximum areas of the cuboid; the inclined plane is perpendicular to the two side faces, and divides an inner space of the cuboid into an upper part and a lower part; and the shape of the inclined plane is similar to that of a slide face simulated by a geotechnical engineering landslide model test. According to the geotechnical engineering landslide model test box, the inclined plane is arranged in the test box, and divides the inner space of the box body into the upper part and the lower part, namely a part above the inclined plane and a part below the inclined plane; the shape of the inclined plane is similar to that of the slide face simulated by the geotechnical engineering landslide model test; when the geotechnical engineering landslide model test is performed, the part below the inclined plane does not need to be filled with a model material; and therefore, the filling quantity of the model material is reduced greatly, and manpower and financial resources are saved.
Owner:SOUTHWEST JIAOTONG UNIV

Fine particle tissue hydraulic fill for injection and preparation method thereof

The invention discloses an injectable filling material of particle tissues, wherein particulate acellular bio-derived materials are mixed with drug-containing release microspheres, after the filling material is evenly mixed with a gel solution before use, the filling material is injected into a recipient site, an operator can arbitrarily model the particle tissue before gel is solidified according to the condition of the recipient site so as to achieve a satisfactory cosmetic effect. The particle tissue material which can be moulded rapidly is implanted in the body to fill defective soft tissues and promote wound healing. Compared with the prior art, the injectable filling material of the particle tissues has high biocompatibility, and is capable of rapid arbitrarily modeling and rapid filling the defect of tissue organs, and can promote fibroblast ingrowth, the formation of new capillary, generation of granulation tissue and wound healing. The injectable filling material of the particle tissues has the following clinical functions that the injectable filling material can be used as a filler of defective soft tissues which is used for repairing body depression deformity; for filling wrinkles or ruga of skins; and for demands of cosmetic surgeries, such as soft tissue arthroplasty and so on.
Owner:SHAANXI RUISHENG BIOTECH

Hexastyle supporting type coal mining and filling hydraulic bracket

The invention relates to a hexastyle supporting type coal mining and filling hydraulic bracket which comprises a telescopic girder, a front top girder, a rear top girder, a front upright post, a middle upright post, a rear upright post, a four bar mechanism, a middle upper part compaction mechanism, a height-regulating jack, a lower box type compaction mechanism, a slide way, a pulling jack, a rear-inserting type top protection device, a filling and mining conveyer and a base, wherein the front top girder is supported through the front upright post and the middle upright post and maintains the balance through the four bar mechanism; the rear top girder is mutually hinged with the front top girder and supported through the rear upright post, bears the pressure of a top plate, controls the deflection of the top plate before filling and can overhang the filling and mining conveyer to realize filling solid fillers in a goaf; and the rear top girder is provided with the slide way and can maintain a working space for normal mining of a working surface, realize the full filling of the goaf and meanwhile compact the fillers by clean mining within a high range. The hexastyle supporting type coal mining and filling hydraulic bracket has compact structure, strong supporting force, convenient operation and good filling effect on the goaf and can adapt to the filling and the mining under a complicated geological condition.
Owner:CHINA UNIV OF MINING & TECH

Sealing booster-type slurry pool device for overhead light source 3D printer

The invention relates to a sealing booster-type slurry pool device for an overhead light source 3D printer. The sealing booster-type slurry pool device comprises a main slurry pool, a light source mechanism, a transparent sealing mechanism, a lifting mechanism, a sample platform and a booster filling mechanism, wherein the main slurry pool is filled with liquid slurry for light solidification, thelight source mechanism is installed above the device, the transparent sealing mechanism is installed on the top of the main slurry pool, the lifting mechanism is installed in the main slurry pool, the sample platform is installed on the lifting mechanism, and the booster filling mechanism is connected with the main slurry pool. According to the sealing booster-type slurry pool device, the heightcontrol over slurry in the slurry pool can be guaranteed, the coating step of the surface layer of the slurry after light solidification is omitted, the printing time is shortened, the defects of level fluctuation and uniformity in coating of a traditional scraper type spreading structure are overcome, the influence of the slurry flowability on a slurry filling process is reduced, the working efficiency is improved, and the printed layer thickness accuracy is increased.
Owner:SHANGHAI INST OF CERAMIC CHEM & TECH CHINESE ACAD OF SCI

Beam shaping system for metal SLM printing

The invention provides a light beam shaping system for metal SLM printing. The system comprises a laser, and a collimator, a zoom beam expander, a beam shaping mechanism, a galvanometer system and a working platform which are sequentially arranged in the propagation direction of laser beams emitted by the laser. A laser beam emitted by the laser is transmitted through an optical fiber to the collimator with an optical fiber interface for collimation, and the spot size is adjusted through the zoom beam expander to meet the incident spot size requirement of the beam shaping mechanism, the incident spots are shaped through a beam homogenizer or a beam shaper and then converted into flat-topped spots, the flat-topped spots are focused through the galvanometer system to form gathered spots, andthen the gathered spots reach the working surface to machine the metal powder. According to the system, light beam energy is redistributed to obtain circular, rectangular and oval flat-topped light spots or flat-topped light spots of specific shapes are customized according to requirements, metal printing defects can be effectively reduced through shaping of the system, and meanwhile, efficient printing can be conducted by introducing a high-power laser system in cooperation with large-size light spots.
Owner:GUANGXI UNIV

Nanospray capillary high pressure liquid chromatographic column and its preparation method

The invention belongs to the field of analytical chemistry. More specifically, the invention discloses a nanospray capillary high pressure liquid chromatographic column and its preparation method. The preparation method of the liquid chromatographic hollow column comprises three steps of: filling a polyimide-coated quartz capillary with a large-grained material which can be melted and solidified, removing the polyimide coating outside the capillary and drawing the capillary chromatographic column. The particle size of the meltable and solidifiable large-grained material in the chromatographic column is 10-15 microns, and a hollow gap can be formed after the large-grained material is heated and melted; in comparison with regular chromatographic columns, the chromatographic column provided by the invention has advantages of small back pressure on the tip as well as fast flow velocity and fast column-filling speed under the same pressure; when separating samples, the column has relatively small back pressure and high flow velocity. Therefore, a longer chromatographic column can be used on a regular liquid chromatogram under the same pressure so as to effectively raise the resolution and target protein identification efficiency of the chromatographic column.
Owner:徐平

Rapid foundation pit soil filling device applied to construction sites

The invention relates to a soil filling device and particularly relates to a rapid foundation pit soil filling device applied to construction sites. In order to solve the technical problem of providing a rapid foundation pit soil filling device applied to construction sites with high soil filling speed, the invention provides such a rapid foundation pit soil filling device applied to construction sites. The rapid foundation pit soil filling device comprises a friction block, an electric wheel, trolley wheels, a pushing plate, a rack, a sliding rail, a sliding block, a connection rod, a purification box, a flexible pipe, an air suction pump, a filter screen, an air outlet pipe and a guide plate, wherein the electric wheel is arranged between the trolley wheels at the bottom of a pushing trolley; the friction block is arranged on the electric wheel; a handle is arranged on the right side of the pushing trolley; the guide plate and the purification box are arranged on the inner right wall of the pushing trolley; the guide plate is located above the purification box; the bottom of the purification box is connected with the inner bottom of the pushing trolley; a guide hole is formed in the guide plate. The rapid foundation pit soil filling device achieves the effects of high pit filling speed, simple structure and simplicity in operation.
Owner:江苏晟功筑工有限公司

Air pump and opening and closing structure of air valve thereof

The invention discloses an air pump which comprises a shell, an air valve and an air blasting device. The shell is provided with an accommodating cavity, a first air port and a second air port, wherein the air blasting device is pivoted in the accommodating cavity; the lower end of the air blasting device is connected with the air valve which comprises a rotary shell, a motor, an impeller and an air chamber; a first air guide groove and a second air guide groove are arranged at the lower end of the air blasting device; the upper ends of the first air guide groove and the second air guide groove are respectively communicated with an air inlet end and an air outlet end of the impeller; the lower ends of the first air guide groove and the second air guide groove are alternately communicated with the second air port; and a drive positioning mechanism is arranged between the shell and the rotary shell, and the drive positioning mechanism comprises a plurality of limiting grooves at different heights, a pushing slope surface positioned between two adjacent limiting grooves, a convex column and an elastic element. Therefore, when being rotated, the air blasting device can switch the first air guide groove and the second air guide groove and enable the first air guide groove and the second air guide groove to be alternately communicated with the second air port, and the second air port is opened or closed at the same time, therefore, the operation is convenient, and the structure is simple and compact.
Owner:东莞市鹏科电子科技有限公司

Multifunctional full-automatic pellet filling machine

The invention relates to a multifunctional full-automatic pellet filling machine, and belongs to the field of automatic filling/packaging machinery. The multifunctional full-automatic pellet filling machine is mainly composed of a bottle arranging mechanism, a bottle alignment and checking mechanism, a pellet filling mechanism, a pellet supplementing mechanism, a cover arranging and cover feedingmechanism, a sampling and defective product removing mechanism, an image detection mechanism and a transmission and positioning mechanism. According to the multifunctional full-automatic pellet filling machine, a plurality of batches of disordered pellet bottles are orderly arranged on a bottle fixing tool of the transmission and positioning mechanism by utilizing the bottle arranging mechanism, the plurality of batches of pellet bottles which are arranged orderly are moved sequentially to pass through the bottle alignment and checking mechanism through the transmission and positioning mechanism, the pellet bottles are guaranteed to be well arranged on the bottle fixing tool, a certain number of pellets are automatically filled through the pellet filling mechanism, bottle covers are installed in place through the cover arranging and cover feeding mechanism, the sampling and defective product removing mechanism is used for regular and quantitative sampling according to an instruction and defective product removing in real time; and the pellets can be filled automatically and precisely, the pellet supplementing mechanism is arranged, so that sampling can be conducted regularly and quantitatively, the defective product removing can also be conducted, manual operation is not needed in the whole process, and therefore filling quality and filling efficiency are greatly improved.
Owner:成都创合丰生物科技有限公司

Annular light spot optical system for metal SLM printing and printing method

The invention discloses an annular light spot optical system for metal SLM printing and a printing method. The annular light spot optical system comprises a laser device, and the laser device is connected with a collimator through an optical fiber; a Gaussian beam emitted by the laser device is collimated through the collimator, and the size of a light spot of the collimated Gaussian beam is adjusted through a variable-magnification beam expander; a light beam shaping unit comprises a first conical lens and a second conical lens; and the Gaussian beam with the light spot size adjusted sequentially passes through the first conical lens and the second conical lens to be shaped, and the shaped beam sequentially passes through a total reflection mirror, a galvanometer system and a field lens to form a focused light spot to reach a working platform. According to the annular light spot optical system, the Gaussian light spot, an annular light spot or an elliptical light spot can be independently used for printing, and light paths can be freely switched for printing in different stages of the printing process, so that the printing efficiency and quality can be improved, the defects of metal printing can be reduced, and the application of the SLM technology can be promoted.
Owner:GUANGXI UNIV
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