12results about How to "Uniform area" patented technology

The invention relates to the technical field of zinc powder manufacturing equipment, and particularly discloses a continuous production inert zinc powder atomization preparation device which comprises an atomization furnace, the bottom of the atomization furnace fixedly communicates with communicating pipes, and the two communicating pipes are connected with a large grading system and a small grading system correspondingly. Wherein one ends, far away from the atomizing furnace, of the large grading system and the small grading system are fixedly communicated with a balance tank. Molten zinc can be preliminarily refined when passing through the flow guide holes under the action of pressure intensity, finally enters the polymerization groove in the polymerization base and is differentiated again through the flow diffusion holes communicated with the polymerization groove, the molten zinc can be differentiated into trickles in a multi-stage mode through the multi-stage differentiation mechanism, the trickles can be more evenly distributed in the atomization chamber, and therefore the atomization effect is improved. By means of the technical scheme, the contact area between atomized gas and the liquid zinc is larger and more uniform, the situation that local liquid zinc is too much or too little is avoided, it is ensured that each part of liquid zinc can be fully and stably atomized, zinc powder with more uniform particle size is produced, and the product quality is improved.

The utility model discloses a water-saving irrigation device for mountain apple planting, which belongs to the technical field of irrigation devices and comprises a base, an irrigation component is arranged at the top of the base, a water locking component is arranged on one side of the base, a fixing component is arranged on one side of the base, and a supporting component is arranged on one side of the irrigation component. By arranging the irrigation assembly, the water locking assembly and the fixing assembly, during use, the periphery of the root of a fruit tree is sleeved with the base, then a fixing cone is rotated to drive the fixing cone to go deep into the ground to fix the base, and then a water source is added into a storage bin; the storage bin can be filled with a water source, the roots of the fruit trees are evenly irrigated and watered through the nozzles, water is locked by the sealing ring and the water locking plate when flowing after being irrigated to the roots of the fruit trees, the water can be locked within the range of the roots of the fruit trees, the water source is saved, meanwhile, the irrigation area is even, and the irrigation effect is good.

A method for brazing an electrically conducting connecting piece, for example a cable shoe, of an electrically conducting material to a workpiece of electrically conducting material, by means of a temperature controlled brazing process in which the heat necessary for brazing is generated by striking an electric arc between a carbon electrode, and the electrically conducting connecting piece, where the voltage and current is electronically controlled by control electronics to achieve a temperature development to result in a martensite free brazing, and wherein the DC voltage applied is using the carbon electrode as the negative pole, and using the electrically conducting connecting piece as the positive pole, and wherein the carbon electrode is having a tapering, bevelled, or pointy end at the end facing the electric arc.

The present disclosure relates to a groove-type mold for coating an active material layer on a foil, an electrode manufacturing method for manufacturing an electrode using the groove-type mold, and an electrode manufactured using the groove-type mold. According to the present disclosure, a groove mold is configured to move in a width direction with respect to a foil.

The invention discloses a micro-nano structure additive manufacturing control method and device, and the method comprises the steps: controlling the change of an electric field according to a pulse signal with a preset frequency and a preset pulse length, and controlling the directional migration of charged printing particles in a fluid based on the changed electric field, and enabling the charged printing particles to form a preset micro-nano structure on a printing substrate. The electric field change is controlled according to the pulse signal with the preset frequency and the preset pulse length, so that the printing particles carried in the fluid can move by a certain distance in the fluid output direction and then directionally migrate to the printing substrate to form the preset micro-nano structure, the preset micro-nano structure is uniform in size, and the printing quality is improved. And the problem that the printing particles form structures with different sizes on the printing substrate is avoided, so that large-area, high-throughput, high-precision and uniform micro-nano structure additive manufacturing is realized.

The utility model discloses a power cable spraying device which comprises a supporting base, a vertical supporting plate, a transverse supporting plate and a rotating disc, a hydraulic lifting pump is arranged at the top of the supporting base, a hydraulic lifting rod is arranged at the top of the hydraulic lifting pump, and a fixing plate is arranged at the top of the hydraulic lifting rod. A spraying bin is arranged at the upper end of a supporting base, a hydraulic lifting rod is driven by a hydraulic lifting pump at the bottom to ascend and descend, so that the spraying bin is assisted to be attached to a cover plate, a clamped and fixed power cable is located in the spraying bin, the clamped power cable rotates, and the spraying bin is driven to rotate; according to the power cable spraying device, the spraying area of a power cable is more uniform in a rotating mode, meanwhile, the cover plate is attached to the top of the spraying bin, the sealing plate is fixed into the spraying bin, during spraying work, the spraying bin is in a completely-sealed state through the sealing plate and a sealing gasket bonded with the sealing plate, and the power cable spraying device is convenient to use.

The invention provides a honeycomb body and a manufacturing method thereof, and belongs to the technical field of combustors, the honeycomb body comprises a metal thin strip, the metal thin strip comprises a plurality of plane sections and a plurality of corrugated sections, the metal thin strip is coiled to form the honeycomb body, and the corrugated sections are provided with corrugations inclined to the overall extension direction of the metal thin strip. The problem that local parts protrude upwards or move downwards is solved, warping is not likely to happen, tempering is not likely to be caused, the gas outlet area is uniform, and the heat exchange effect is good.

The invention discloses carboxylated ferroferric oxide magnetic nano microspheres and a preparation method thereof, and belongs to the technical field of magnetic nano microsphere preparation.The preparation method comprises the following steps that cellulose and ferroferric oxide magnetic nano microspheres are prepared into composite magnetic nano microspheres through a gel method; the preparation method comprises the following steps: preparing ferroferric oxide magnetic nano-microspheres with strong magnetism and high stability, coating the surfaces of the ferroferric oxide magnetic nano-microspheres with a layer of cellulose gel layer containing hydroxyl groups, and carrying out combined action on hydroxyl and carboxyl introduced by amide reaction to obtain the carboxylated ferroferric oxide magnetic nano-microspheres. The dispersity and the stability of the carboxylated ferroferric oxide magnetic nano-microspheres during sewage treatment are improved, and the removal rate of heavy metals in sewage is increased.

The present application discloses a polyurethane-based nanofiber membrane coaxially coated with a MOF layer, and a preparation method and application thereof. From the inside to the outside, it includes polyurethane nanofibers as a core layer, a metal chelated polyaniline layer as an intermediate layer, and MOF particles as a shell layer. Avoiding the use of polyolefin porous membranes, using a composite diaphragm formed by a combination of polyurethane and MOF materials with high thermal stability can fully guarantee the thermal shrinkage performance of the diaphragm. At the same time, the presence of the metal chelated polyaniline layer also ensures the close combination of the MOF layer and the polyaniline layer, avoiding the risk of the MOF layer falling off.

This utility model discloses a radiation-hardened structure for satellite chips. First, a radiation-hardening shielding material plate is pushed into the mounting groove along the expansion platform until its edge aligns with the edge of the expansion platform. At this point, the concave portion and convex portion one of the radiation-hardening shielding material plate correspond. After applying adhesive to the bottom surface of the radiation-hardening shielding material plate, it is pushed to the left, causing the concave portion and convex portion two on the left side of the plate to fit together. Adhesive is then dotted at the connection between convex portion one and the concave portion, and adhesive is also filled between the expansion platform and the radiation-hardening shielding material plate. This utility model, through dimensional control of the components, ensures that the radiation-hardening shielding material plate can be well installed in the structural housing, held in place by convex portion one and convex portion two. The force at the insertion points is evenly distributed, reducing the body area of ​​the radiation-hardening shielding material plate by less than 1.7%. This provides sufficient fixation of the radiation-hardening shielding material plate with minimal impact on the irradiated body, thereby achieving better chip performance.

The utility model discloses an automatic spraying device for soaking and decompressing matrix raw materials, which comprises a soaking and decompressing box, a feed chute is arranged on the front side of the soaking and decompressing box, a spraying mechanism is mounted on the soaking and decompressing box, a turnover mechanism is arranged on the spraying mechanism, a scattering mechanism is arranged in the soaking and decompressing box, and the turnover mechanism is arranged on the scattering mechanism. A net bag is installed in the soaking decompression box and located below the scattering mechanism, a water leakage hole is formed in the bottom of the soaking decompression box, a water leakage pipe is connected to the bottom of the water leakage hole, a piston is installed on the water leakage hole, and a controller is installed on the left side of the soaking decompression box. According to the coconut brick decompressing device, the water spraying head fixedly connected with the connecting rod moves up and down through the work of the first motor, compressed coconut bricks in the box are evenly sprayed with water and soaked, then the second motor works to drive the iron rake to scatter the wet coconut bricks in the box, the wet area of the coconut bricks is uniform, soaking of the coconut bricks is accelerated, and the coconut brick decompressing efficiency is improved.

The invention provides a honeycomb body and a manufacturing method thereof, and belongs to the technical field of combustors, the honeycomb body comprises a metal thin strip, the metal thin strip comprises a plurality of plane sections and a plurality of corrugated sections, the metal thin strip is coiled to form the honeycomb body, and air outlet holes of the honeycomb body are formed through cooperation of the plane sections and the corrugated sections; the air outlet area of the air outlet holes located in the outer periphery of the honeycomb body is smaller than that of the air outlet holes located in the inner periphery of the honeycomb body. The problem that local parts protrude upwards or move downwards is solved, warping is not likely to happen, tempering is not likely to be caused, the area of the air outlet holes is uniform, fire transferring is fast, safety is high, the structure is simple, and cost is low.