138results about How to "There will be no shedding" patented technology

The invention discloses a method for preparing a post-finished nanometer negative ion automobile internal decorative fabric, comprising the following steps that: nanometer negative ion powder is added into the de-ionized water and is stirred at a high speed; a dispersing agent of sodium polyacrylate and a silicone hydride coupling agent are added at a temperature of between 40 and 50 DEG C; the mass ratio of the de-ionized water to the nanometer negative ion powder to the dispersing agent and to the coupling agent is 100:8 to 15:3.0 to 3.5:3 to 4, the silicone hydride coupling agent is selected from vinyl silane, amino silane, meth acryloxy silane, hydrosulphonyl silane or uramido silane; the nanometer negative ion finishing agent is obtained by stirring and the ultra audible sound dispersing process; after the nanometer negative ion finishing agent is diluted, and the immersing-padding-drying technique is adopted to prepare the post-finished nanometer negative ion automobile internal decorative fabric. The nanometer negative ion plug material not only has good shakeproof stability and rub resistance, but also releases air negative ions with high concentration, thereby being suitable for the automobile internal decoration field.

The invention discloses an efficient oxygenation system for a confined space. The system comprises an aeration tank, a plurality of flow guiding plates are arranged in the aeration tank in the water flow direction and divide the aeration tank into a plurality of areas, different quantities of aerators are arranged in the areas in a concentrated mode according to the oxygen dissolving requirements of the areas, the aerators are rotary-cutting and mixed-flowing aeration devices, a flow guiding cutter is arranged over a water outlet of each rotary-cutting and mixed-flowing aeration device and arranged outside a corresponding central air inlet pipe, and a buffer distance is formed between each flow guiding cutter and the corresponding water outlet; each flow guiding cutter is an inverted cone with the conicity of 60 degrees to 65 degrees. According to the efficient oxygenation system for the confined space, the problems that in actual engineering, aeration in an aerobic tank is not uniform, the total oxygen dissolving efficiency is low, sludge in the tank is deposited, the aerators are prone to fall off and be blocked and aged, the oxygen utilization efficiency is rapidly lowered, management and maintenance are inconvenient, and the cost is high are solved.

The invention discloses a system for efficiently carrying out oxygenation in finite space. The system comprises an aeration tank, wherein a plurality of guide plates are arranged in the aeration tank and divide the aeration tank into a plurality of areas; and different quantities of aerators are arranged in the plurality of areas respectively in a concentrated manner according to the oxygen dissolution requirements of the areas. The system is designed aiming at some defects of existing aeration systems in the actual operational processes and can be applied to aerobic biological treatment units of various industrial wastewater and domestic sewage. The problems of nonuniformity of aeration in aerobic tanks, low overall oxygen dissolution efficiency, accumulation of sludge in tanks, easiness in falloff, blockage and aging of the aerators, quickness in reduction of the oxygen utilization efficiency, inconvenience in management and maintenance, high cost, and the like in actual engineering are solved by adopting the system.

The invention provides an aluminum electrolysis cell provided with a continuous anode. The aluminum electrolysis cell comprises an electrolytic cell, a cathode which is arranged at the bottom of the electrolytic cell, and a continuous anode component which is arranged on the electrolytic cell, wherein the continuous anode component comprises an anode metal shell of which the lower end is opened, and an anode body which is arranged inside the anode metal shell; the lower end part of the anode body extends out of the opening of the lower end of the anode metal shell; the circumferential side, extending out of the anode metal shell, of the anode body is provided with a plurality of electrode bars; the anode metal shell is provided with an anode feeding hole for filling a particle mixed raw material; the circumferential side the opening of the lower end is also provided with a plurality of cutting components for cutting the anode body so that the height of the anode body can be reduced. The aluminum electrolysis cell provided with the continuous anode needs not to repeatedly replace an incomplete anode, so a continuous anode technique is realized and environmental pollution is reduced as well.

The invention discloses a production method of a flame-retardant reflective warning tape. The method is characterized by comprising the following steps of 1, implantation of beads, wherein a PE layer I (1) in a PET-PE composite membrane I is heated and softened, then glass beads (2) are embedded in the PE layer I (1), the glass beads (2) are coated with an adhesive, and baking is carried out; 2, membrane covering at intervals, wherein PE layers II in a PET-PE composite membrane II after segmentation are heated and softened, and then the PE layers II are attached with equal distances to obtain spaced bead implantation membranes; 3, aluminizing, wherein the spaced bead implantation membranes in the second step are aluminized to obtain aluminized layers (4), and the PET-PE composite membrane II embedded in focusing layers (3) is peeled off; 4, recombination, wherein an adhesive layer of a pretreated base fabric and adhesive layers of pretreated spaced aluminized bead implantation membranes are recombined to form a flame-retardant adhesive layer (7), the PET-PE composite membrane I embedded on the surfaces of the glass beads (2) is peeled off, and the flame-retardant reflective warning tape is obtained. The production method of the flame-retardant reflective warning tape has the advantages of being simple in process, flat and smooth in touch and obvious in boundary.

The invention relates to a multi-pyramid surface friction shock-isolation bearing and a shock-isolation system. The polygonal pyramid surface friction shock-isolation support includes: an upper deck, a middle structure and a lower structure; a groove in the shape of a polygonal pyramid is arranged on the lower structure to form a sliding concave surface of the polygonal pyramid; the middle structure includes a A flat plate, the lower surface of the flat plate is provided with a convex column, and the lower end of the convex column is a polygonal pyramid sliding convex surface matching the shape of the polygonal pyramid sliding concave surface, so that the convex column can slide in the groove; the upper surface of the flat plate is provided with a circular snap ring; The bottom of the upper card seat is matched with the snap ring through the card slot, so that the upper card seat can rotate relative to the middle structure. The vibration isolation system also includes a cross vertical anti-lift-off limiting device. The seismic isolation support provided by the present invention avoids the problem of resonance, does not cause the slider to fall off, and ensures that sufficient vertical load can be provided under any circumstances; A bit device prevents the building from toppling over.

The invention discloses a laser cladding boride-based wear-resistant coating as well as a preparation method and application thereof, and belongs to the technical field of metal surface treatment. The wear-resistant coating is prepared from the following raw materials in percentage by mass: 45 to 50 weight percent of Mo powder, 20 to 25 weight percent of Fe powder and 25 to 30 weight percent of FeB powder. The wear-resistant coating provided by the invention is applied to wear-resistant tool parts, the surface hardness of the coating is high, the wear resistance is excellent, the service life is greatly prolonged by 5 times or above, and meanwhile, as the coating and a matrix are metallurgically bonded, the condition that the coating falls off cannot occur. In addition, materials used by the coating are low in cost, no high-cost alloy element exists, and the use cost performance is very high.

The invention discloses a wind deflector installation mechanism for a skylight. The wind deflector installation mechanism is composed of two wind deflector installation mechanism bodies of the same structure. The two wind deflector installation mechanism bodies are symmetrically arranged about the central axis of a car body. A wind deflector is arranged between the two wind deflector installation mechanism bodies. One wind deflector installation mechanism body comprises a skylight wind deflector plug, a clamping hook, a guiding rail and a spring piece, wherein the skylight wind deflector plug is fixed to the guiding rail through the clamping hook, the wind deflector plug moves around the clamping hook, one end of the spring piece is a free end and makes contact with the unfixed portion of the skylight wind deflector plug, and the other end of the spring piece is a straight end and is fixed to the guiding rail. The wind deflector installation mechanism is fixed by adopting the clamping hook, the wind deflector plug only conducts the circular motion around the position of a circular arc of the clamping hook, and the wind deflector cannot be disengaged when a car runs into a large hollow or the car runs at higher speed.

A dynamic oil smoke protective cover for a draught fan is disclosed. The protective cover comprises a protective cover main body having a circular truncated cone shape. The bottom and the side wall of the protective cover main body are in plate structures. The top of the protective cover main body is opened to form a wind outlet. The bottom and the side wall of the protective cover main body are respectively provided with evenly arranged micro holes. The protective cover overcomes the oil smoke pollution problem that is not liable to control and caused by separation of pumping drainage and treatment of range hoods at present, protects impellers and motors of the draught fan from being contaminated by oil smoke, and largely prolongs the maintenance period and service lifetime of the draught fan. Pre-purification is adopted, and is matched with a self-cleaning device, and therefore oil smoke particles can be removed efficiently for a long term, oil smoke is prevented from entering the draught fan and a pipeline, and problems frequently caused by oil smoke tail purification devices, namely fire hazards caused by long-term oil accumulation in oil smoke pipelines, secondary pollution in an oil smoke discharging process, and oil dropping and leakage in an oil smoke discharging port, can be effectively overcome.

The invention discloses a novel magnetic assembly and a preparation method thereof. The novel magnetic assembly comprises a soft magnetic base material and a plastic base material coated on the soft magnetic base material; and at least one end face of the soft magnetic base material is exposed out of one end face of the plastic base material. The preparation method of the novel magnetic assembly comprises the following steps of: taking iron powder and carrying out primary injection on the iron powder by injection molding equipment to form the soft magnetic base material; and then carrying out secondary injection on a plastic material by the injection molding equipment and coating the plastic material on the soft magnetic base material to form the plastic base material, wherein at least one end face of the soft magnetic base material is exposed out of one end face of the plastic base material. According to the invention, a product can be rapidly prepared by carrying out primary injection on materials such as the iron powder and the like in an injection molding manner to form the soft magnetic base material, then carrying out secondary injection on the plastic material and coating the plastic material on the soft magnetic base material to form the plastic base material; the product has a relative small thickness, is more attractive and practical, has a firmer structure and cannot generate the condition of magnet falling, so that the use performance of the novel magnetic assembly is effectively guaranteed and the novel magnetic assembly can meet the application requirements in various places.

The invention belongs to the technical field of big data processing, and particularly relates to an information processing device based on big data. The device comprises machine bodies, and the machine bodies are connected with partition plates through limiting strips and limiting grooves in a clamping manner. According to the invention, a plurality of machine bodies are arranged to be in a splicing type on the original basis. Through the clamping mode of the limiting racks and the one-way limiting blocks in the inserting grooves, the situation of falling is avoided, the stability of the whole row of devices after installation is guaranteed, the connecting mode is good in fixing effect and convenient to install and disassemble, through the arrangement of the partition plates facilitating rapid adjustment, the replacement speed of the internal devices during installation or transposition can be increased. By arranging a pressing and clamping structure in the partition plate, the use effect is good, operation is convenient, by arranging the heat dissipation fins capable of being rapidly replaced and installed, the installation efficiency can be improved during installation, the heat dissipation fins can be ejected out of the rear side of the machine body only by rotating the limiting blocks with the slotted holes during disassembly, and the device is simple and practical, and convenient to operate.