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41results about How to "Dense block" patented technology

Mineral culture material capable of blocking-up adsorption of heavy metal by mushroom

The invention discloses a mineral culture material which can prevent champignon from absorbing heavy metal and consists of clinoptilolite power with the weight percentage of 50 to 89 percent, limestone powder or gypsum powder with the weight percentage of 9 to 42 percent and magnesium sulfate with the weight percentage of 2 to 8 percent. The invention reduces the content of heavy metal in the cultivated champignon to 10 to 50 percent, which is beneficial for improving the quality and safety of champignon and greatly reducing the heavy metal overweighting rate in champignon. The invention avoids adding sugar, increases the fixation property, ventilation property, water retention property and the function of adjusting the pH value, reduces the occasions of mushroom-stick rotten and damage by disease and insect at high-temperature over-summer period, prolongs the fruiting period, raising the conversion rate of culture material, raises the champignon-stick yield by 3 to 5 percent and increases the yield quantity of champignon by 5 to 8 percent. The invention can provide calcium, magnesium and a plurality of mineral trace elements necessary for champignon growth, has the function of evenly providing nitrogen and regulating nutrient delivery speed, reduces the occurring of deformed champignon and head-damped champignons and raises the high-quality champignon proportion by 8 to 15 percent.
Owner:丽水市食用菌研究开发有限公司

Method of preparing polycrystalline diamond microspheres by hydro-thermal synthesis of carbon spheres

The invention discloses a method of preparing polycrystalline diamond microspheres by hydro-thermal synthesis of carbon spheres and belongs to the field of material preparation. The method comprises the steps: by taking a 0.1-0.2mol / L glucose solution as a raw material, synthesizing carbon microspheres at constant temperature 2-4 hours in an oven at 200 DEG C by virtue of a hydrothermal method; dispersing the prepared carbon microspheres to ball-milled sodium chloride superfine powder to form a mixture as a raw material, filling a mould with the raw material and performing compression moulding, filling a magnesium oxide pot after demoulding, forming an assembly block with a pressure transmitting medium magnesium oxide, a rhenium tube furnace, a lanthanum chromite ring and an aluminum oxide column, and putting the assembly block in the oven at constant temperature of 120 DEG C in the oven 3-4 hours; and taking out the assembly block and putting the assembly block in a high-temperature high-pressure device, and performing a high-temperature reaction at an ultrahigh pressure to obtain the polycrystalline diamond microspheres. According to the method disclosed by the invention, no catalysts are added, and the obtained diamond microspheres are uniform in size and compact in block, and the Vickers hardness reaches 60-80 GPa.
Owner:ANHUI UNIVERSITY OF TECHNOLOGY

Chilli seeding device

InactiveCN108925184ADense blockAvoid Conditions That Are Unfavorable For Pepper Seed GrowthPlantingFurrow making/coveringEngineeringSoil cover
The invention relates to the technical field of planting, and discloses a chilli seeding device. The chilli seeding device includes a rack, wherein the rack is successively provided with a soil collecting box, a soil screening box, a soil guiding trough and a seeding box from top to bottom, a hollow soil shoveling plate communicates with the soil collecting box, one end of the soil screening box is hinged to the rack, the other end of the soil collecting box is slidingly connected onto the rack, a first spring is connected between the soil screening box and the rack, the rack is provided witha negative pressure mechanism and a driving mechanism, the soil screening box is provided with a soil leaking hole, a soil covering plate is connected onto the soil guiding trough, a first wedge plateis slidingly connected onto the rack, a second spring is connected between the first wedge plate and the rack, the first wedge plate is provided with a soil releasing hole, a second wedge plate is slidingly connected onto the rack, the second wedge plate is provided with a seeding hole, a third spring is connected between the second wedge plate and the rack, one end of the first wedge plate abutsagainst the soil collecting box, and the other end of the first wedge plate abuts against the second wedge plate. The chilli seeding device solves the problem that the chilli seeding efficiency is low, and soil covering can not be conducted in time, which causes the poor chilli growth in the prior art.
Owner:卢佩

Sticky coal blending combustion bi-directional feeding device

The invention discloses a sticky coal blending combustion bi-directional feeding device and belongs to the field of sticky coal blending combustion feeding devices. The sticky coal blending combustion bi-directional feeding device comprises a coal bunker, two discharging ports are symmetrically formed along the axis of a bottom plate of the coal bunker, the lower portion of each discharge port is connected with a coal dropping pipe, and the bottom ends of the two coal dropping pipes communicate with each other. A splitter plate is arranged above the two discharging ports, and the two ends of the splitter plate are fixed to the side walls of the coal bunker. The coal bunker is internally provided with a rotary cutting body, the rotary cutting body comprises a base body and three cutters symmetrically arranged along the center of the base body, a power system is arranged below the center of the bottom plate of the coal bunker, and the power system is connected to the center of the base body. Materials in the coal bunker are alternately pushed by the rotary cutting body into the coal dropping pipes, the space for original materials is supplemented with materials on the upper portion under the action of gravity, first come first go of the materials is achieved, linking control is matched, a feeding device channel is kept smooth all the time, the materials come while the other materials go, and quantitative blocking preventing is achieved.
Owner:河南濮润智能机械工程有限公司

Simplification method and simplification device of high-precision map lane line and computer storage medium

The invention provides a simplification method and a simplification device of a high-precision map lane line and a computer storage medium. The simplification method comprises the following steps: reading data of each lane line point of a lane line in a three-dimensional space coordinate system; converting data in the three-dimensional space coordinate system into data in a geocentric space rectangular coordinate system; simplifying the data in the geocentric space rectangular coordinate system by adopting a three-dimensional space thinning simplification algorithm according to a preset simplification tolerance to obtain simplified data; converting the simplified data into the data in the three-dimensional space coordinate system to obtain the final data of the lane line, so that the data points of the lane line of the high-precision map are prevented from being too dense, the display, storage and transmission pressure of the data points is reduced, and the lane line of the high-precision map is greatly simplified on the premise of ensuring the precision of the lane line. In addition, the data in the three-dimensional space coordinate system is converted into the data in the geocentric space rectangular coordinate system, and the accuracy of the obtained simplified data can also be improved.
Owner:ECARX (HUBEI) TECH CO LTD

Prefabricated column-prefabricated beam connection structure based on phosphorus-magnesium material and construction method

The invention discloses a prefabricated column-prefabricated beam connection structure based on a phosphorus-magnesium material and a construction method. The prefabricated column-prefabricated beam connection structure based on the phosphorus-magnesium material is composed of embedded C-type steel clamping slots, connection reinforcing steel bars with anchor heads, a later-grouted phosphorus-magnesium grouting material and later-poured joint phosphorus-magnesium fine aggregate concrete, wherein the embedded C-type steel clamping slots are embedded into the prefabricated column component and the prefabricated beam component. The prefabricated column-prefabricated beam connection structure based on the phosphorus-magnesium material solves the problems that in the prior art, reinforcing steel bar collision at the connection joint is severe, the connection structure is complicated, the construction precision requirement is high, detection is difficult by the adoption of a reinforcing steel bar sleeve grouting technology, and the curing time of joint later-poured concrete is long; and the prefabricated column-prefabricated beam connection structure based on the phosphorus-magnesium material effectively avoids that the steel bars at the core area of the connection joint are dense, the connection portion has large installation tolerance, reliability is high, construction operation iseasy and convenient, and detection is convenient.
Owner:GUIZHOU PHOSPHORUS MAGNESIUM MATERIAL CO LTD

Construction method of post-cast strip floor slab with independent support

The invention discloses a construction method of a post-cast strip floor slab with an independent support. The construction method aims at overcoming the technical defects of high construction cost, long formwork service cycle and the like. The construction method comprises the steps that a bottom formwork vertical supporting system is arranged; a group of vertical supporting PVC pipes are arranged at the connecting end of a floor slab and a post-cast strip; the upper ends of the PVC pipes communicate with the floor slab pouring area; concrete is poured into the floor slab, and the PVC pipes are filled with concrete; concrete curing is completed, and then the vertical supporting system is removed; the connection end of the floor slab and the post-cast strip after concrete pouring is supported by concrete stand columns in the vertical supporting PVC pipes; a post-cast strip pouring formwork is built again, and concrete of the post-cast strip is poured; and after concrete curing of the post-cast strip is completed, all formworks, the PVC pipes and the concrete in the PVC pipes are removed. The construction method has the beneficial effects that the service cycles of the formworks and supporting rods thereof are shortened, and the structural quality is ensured; and the cost is saved by 20% or above.
Owner:SHENZHEN CONSTR GRP

Corn conveying device and conveying and storing system based on corn conveying device

The invention belongs to the field of grain storage, and discloses a corn conveying device and a conveying and storing system based on the corn conveying device. The conveying device comprises a transferring device and a shifting device; the transferring device comprises a power input shaft, a driven rotary wheel, a hook groove conveyor belt and a connection block; one end of the connection blockis connected with the power input shaft and the other end of the connection block is connected with the driven rotary wheel; one end of the hook groove conveyor belt is arranged on the power input shaft in a sleeving mode, and the other end of the hook groove conveyor belt is arranged on the driven rotary wheel in a sleeving mode; and the shifting device comprises a conveying plate, two shifting claw hooks, a bottom plate, a longitudinal helical tooth matching rotating shaft and a transverse helical tooth matching rotating shaft. Corns are poked to the transferring device through the shiftingdevice, and are conveyed to a storage device through the transferring device for centralized storage. Compared with a manual conveying mode, the conveying device greatly reduces labor intensity, improves conveying efficiency, reduces manual input and reduces cost to a certain extent. Meanwhile, the conveying device is simple in structure, convenient to install and use and suitable for popularization.
Owner:XIAN AERONAUTICAL POLYTECHNIC INST

Multi-coal special feeding device

The invention discloses a multi-coal-species special feeding device, and belongs to the field of coal material blending combustion feeding devices. A flow dividing plate is arranged in a coal bin. The two ends of the flow dividing plate are fixed to the side wall of the coal bin. Four discharge ports are formed in a bottom plate of the coal bin. Two of the discharge ports are located below the flow dividing plate, and the other two discharge ports are located in the two sides of the flow dividing plate. The lower portion of each discharge port is connected with a coal discharge pipe. The bottom ends of the four coal discharge pipes are communicated. Gate doors are arranged between the discharge ports in the two sides of the flow dividing plate and the coal discharge pipes. A rotary cutting body is arranged in the coal bin and comprises a base body and three cutters symmetrical about the center of the base body. A power system is arranged below the center of the bottom plate of the coal bin and connected with the center of the base body. The multi-coal-species special feeding device is simple in structure, electrical parts are all arranged on the periphery of a body, and the cutters can be overhauled and replaced conveniently and rapidly through a channel below the flow dividing plate by opening an overhaul door.
Owner:河南濮润智能机械工程有限公司

A method for preparing polycrystalline diamond microspheres by hydrothermally synthesizing carbon spheres

The invention discloses a method of preparing polycrystalline diamond microspheres by hydro-thermal synthesis of carbon spheres and belongs to the field of material preparation. The method comprises the steps: by taking a 0.1-0.2mol / L glucose solution as a raw material, synthesizing carbon microspheres at constant temperature 2-4 hours in an oven at 200 DEG C by virtue of a hydrothermal method; dispersing the prepared carbon microspheres to ball-milled sodium chloride superfine powder to form a mixture as a raw material, filling a mould with the raw material and performing compression moulding, filling a magnesium oxide pot after demoulding, forming an assembly block with a pressure transmitting medium magnesium oxide, a rhenium tube furnace, a lanthanum chromite ring and an aluminum oxide column, and putting the assembly block in the oven at constant temperature of 120 DEG C in the oven 3-4 hours; and taking out the assembly block and putting the assembly block in a high-temperature high-pressure device, and performing a high-temperature reaction at an ultrahigh pressure to obtain the polycrystalline diamond microspheres. According to the method disclosed by the invention, no catalysts are added, and the obtained diamond microspheres are uniform in size and compact in block, and the Vickers hardness reaches 60-80 GPa.
Owner:ANHUI UNIVERSITY OF TECHNOLOGY

Combined high-speed electroplating shielding device

InactiveCN111304719AReduce the effect of thickness distributionDense blockElectrolysis componentsLiquid storage tankEngineering
The invention discloses a combined high-speed electroplating shielding device, and relates to the technical field of high-speed electroplating. The device mainly comprises a base, two liquid sprayingboxes, two separating cloth frames, two anode titanium frames and two pressing plates and is positioned in a working tank; and plating liquid in a liquid storage tank is lifted by a filter, enters theliquid spraying boxes through a liquid inlet pipe of the working tank, and a base liquid inlet pipe and a base liquid outlet pipe of the shielding device, and then flows to a cathode area through pores in the liquid spraying boxes. According to the device, anodes are arranged above and below a cathode, and the separating cloth frames have shielding effects on the two edges of the cathode; throughbase standby screw holes and the separating cloth frames of different widths, one set of shielding device can adapt to high-speed electroplating of IC lead frame type metal sheet strips of various width specifications, and the influence of the width change of the cathode on the thickness distribution of plating layers is reduced; and for strip cathodes of different width specifications, the distance between the two edges and PP plates of the liquid spraying boxes can be fixed at an optimal value, so that the situation that power lines on the two edges are dense due to the width change of thecathode is avoided, and plating layers on the edges of the cathode are prevented from being too thick or scorched.
Owner:泉州市丰泽区晶德琦材料科技有限公司

Pepper Seeding Device

InactiveCN108925184BDense blockAvoid Conditions That Are Unfavorable For Pepper Seed GrowthPlantingFurrow making/coveringSoil scienceMechanical engineering
The invention relates to the technical field of planting, and discloses a chilli seeding device. The chilli seeding device includes a rack, wherein the rack is successively provided with a soil collecting box, a soil screening box, a soil guiding trough and a seeding box from top to bottom, a hollow soil shoveling plate communicates with the soil collecting box, one end of the soil screening box is hinged to the rack, the other end of the soil collecting box is slidingly connected onto the rack, a first spring is connected between the soil screening box and the rack, the rack is provided witha negative pressure mechanism and a driving mechanism, the soil screening box is provided with a soil leaking hole, a soil covering plate is connected onto the soil guiding trough, a first wedge plateis slidingly connected onto the rack, a second spring is connected between the first wedge plate and the rack, the first wedge plate is provided with a soil releasing hole, a second wedge plate is slidingly connected onto the rack, the second wedge plate is provided with a seeding hole, a third spring is connected between the second wedge plate and the rack, one end of the first wedge plate abutsagainst the soil collecting box, and the other end of the first wedge plate abuts against the second wedge plate. The chilli seeding device solves the problem that the chilli seeding efficiency is low, and soil covering can not be conducted in time, which causes the poor chilli growth in the prior art.
Owner:卢佩

Processing equipment used for producing Hechuan meat slices

The invention belongs to the field of food processing equipment, and specifically discloses processing equipment used for producing Hechuan meat slices. The processing equipment used for producing theHechuan meat slices comprises a machine frame; three fixed plates and one press plate are arranged on the machine frame, and together encircle to form an extrusion cylinder shaped like a rectangularpyramid; the press plate is hinged to the machine frame; a turntable is arranged above the press plate; a driving rod is eccentrically arranged on the turntable; the upper end of the press plate and the driving rod are connected by an elastic connector; a cover plate and multiple filter plates are arranged in the extrusion cylinder; rectangular grooves are formed in the cover plate and the filterplates; necking parts are arranged on the press plate in coordination with the rectangular grooves; filter holes are densely arranged in the filter plate, wherein the hole diameters of the filter holes in the multiple filter plates are orderly decreased from the top to the bottom; a feeding pipe is arranged above the cover plate, and is connected with the cover plate through a dilatation tube; thesection area of the dilatation tube is larger than section area of the feeding pipe; a through hole is formed in the side wall of the dilatation tube; and a push rod is arranged in the through hole in sliding connection. By applying the processing equipment used for producing the Hechuan meat slices, the problem of low efficiency caused by starch agglomeration can be solved.
Owner:CHONGQING NIANJI FOOD
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