32results about How to "Avoid partial failure" patented technology

A heat-dissipation module and an electronic device including a first heat source and the heat-dissipation module are provided. The heat-dissipation module includes a first heat pipe, a second heat pipe, a first set of heat fins, a second set of heat fins and a fan. One end of the first heat pipe and one end of the second heat pipe are respectively in contact with the first heat source. The first set of heat fins and the second set of heat fins are, respectively, in contact with the other end of the first heat pipe and the other end of the second heat pipe. Heat generated by the first heat source is transferred to the two sets of heat fins through the first and the second heat pipes. The fan is used for providing an air-flow blowing toward the two sets of heat fins to dissipate heat.

The invention relates to an automotive cooling constancy device and a cooling system. The automotive cooling constancy device comprises a cooling constancy device shell, a cooling constancy device base, a radiator exhaust water pipe connector, an engine exhaust water pipe connector, a pressure relief valve, an expansion water pipe connector, an internal core body and a sensor assembly, wherein the radiator exhaust water pipe connector, the engine exhaust water pipe connector, the pressure relief valve and the expansion water pipe connector are arranged on the cooling constancy device base. According to the automotive cooling constancy device and the cooling system, the automotive cooling constancy device is additionally arranged between an expansion tank and a radiator, the internal core body absorbs rust, water scale and bubbles generated in the working process of the cooling system and conducts reaction treatment on potential threats such as calcium and magnesium ions, iron ions and acidic ions through first-level physical absorption and isolation, the second-level chemical action and the third-level chemical action, the PH value of cooling fluid is kept constant, clean and safe cooling fluid is conveyed to the system, and therefore the situation that the cooling system works in a safe, lasting and efficient state is ensured, and the failure rate of a finished automobile and the automobile usage cost of a user are greatly reduced.

The invention discloses a multi-component degradable magnesium alloy material and its preparation method and application. The magnesium alloy material is formed by stacking a plurality of magnesium alloy layers with different compositions. The composition difference means that the added elements in the magnesium alloy are different. Or add the same elements but add different concentrations. The preparation method is as follows: 1) Determine the type of required ingredients, place the pure metal powder in different powder bins of the laser fusion printer; 2) control the amount of pure metal powder for each element, put the powder into the mixing bin and then fully mechanically mix Then send it into the powder supply tank; 3) Laser melt and layer-by-layer print the powder supply in the powder supply tank to obtain a degradable magnesium alloy material with corresponding shape and size and multi-component composition. The material is used as a medical implantable material for preparing bone repair or supporting material. The invention realizes the mutual matching among the mechanical properties, degradation rate and functionalization of materials, and meets the requirements of the service environment of biological materials on the mechanical properties, degradation rate and functionalization of magnesium alloys.

The invention discloses a backfilling stand shoring system of a three-dimensional prestress wire of a deep soft rock roadway. The backfilling stand shoring system comprises a stand, a bolt and anchor cable and a three-dimensional prestress wire system, wherein the stand forms an internal bearing structure layer of the shoring system, the bolt and anchor cable forms an external bearing structure layer of the shoring system, the bolt and anchor cable extends into surrounding rock, a filling material is filled between the stand and the surrounding rock to form an intermediate bearing structure layer, and the stand and the bolt and anchor cable are annularly, radially and axially three-dimensionally connected through the three-dimensional prestress wire system and a pretightening force is applied. The backfilling stand shoring system has the advantages of good integrality, good stress state, high material utilization rate and low labor intensity.

The invention discloses a flat double P type radiant tube which comprises a first straight tube, a three-way tube, a second straight tube, a third straight tube, a first bent tube and a second bent tube. A burner is fixed into a first straight tube mounting pipe, a central spray tube is a gas jet, four spray tubes on the outer side are air jets, the sections of all the spray tubes are elliptic, the proportion of a long edge and a short long edge of an ellipse is as same as that of a long edge and a short long edge of the section of a radiant tube body, and the first straight tube and the three-way tube are thickened. The flat double P type radiant tube has the advantages that the thickened first straight tube can effectively prevent tube wall failure caused by high-temperature corrosion, the thickened three-way tube can prevent bent tube deformation caused by heat stress, and the section of the radiant tube body is elliptic. Compared with a circular radiant tube consuming the same alloy steel, the effective radiant area of the radiant tube for a workpiece is enlarged, and the heat exchange amount of the radiant tube and the workpiece within unit time is increased. Burning flame diffuses towards two sides of the radiant tube, the radiant temperature of two side wall surfaces of the radiant tube is increased, and the temperature of the radiant tube is uniformly distributed.

The invention discloses a carbon fiber composite material hand brake pulling cable and a preparation method thereof. The pulling cable is prepared from the following raw materials in volume ratio: a carbon fiber reinforcing material 55%-67%, liquid epoxy resin 30%-40%, a curing agent 1%-3%, a curing accelerator 1% and an active toughening agent 1%. The preparation method comprises the following steps: (1) mixing the raw materials according to the volume ratio to form carbon fiber tows; (2) knitting the carbon fiber tows into ropes by a rope knitting method to form a twisted cable; (3) secondarily curing the twisted cable in a curing oven; (4) mounting the secondarily cured twisted cable on a yarn loading device, adjusting the speed to be reasonable, and controlling the number of sections, with unit length, of the carbon fiber cable to form a stranded cable; and (5) treating the surface of the stranded cable by using polyurethane emulsion to form a pliable and tough protecting film. The carbon fiber hand brake pulling cable is high in specific strength and high in specific modulus, is small in coefficient of linear expansion in high-temperature and low-temperature environments, and is lighter than the traditional cable, is anti-corrosion and is easy to arrange.

The invention relates to an expansion tank and a treatment method. The expansion tank comprises an expansion tank casing, wherein the inside of the expansion tank casing is divided into a first cavity and a second cavity by a partition board; an injection port, a pressure cap, a cooler exhaust water pipe connector, an engine exhaust water pipe connector, an engine water-replenishing pipe connector, a pressure relief guide pipe, an exhaust guide pipe and an embedded core are arranged on the expansion tank casing. According to the technical scheme, the two cavities and one embedded core are arranged in the expansion tank casing, so that iron rust, water scale and bubbles produced during working of a cooling system are absorbed under the action of primary physical absorption and isolation and secondary and tertiary chemical functions, potential threats such as calcium, magnesium and iron ions, acid ions and the like are treated through reactions, the pH value of a cooling liquid is kept constant, the clean and safe cooling liquid is output to the system, the cooling system can operate safely, lastingly and efficiently, and the fault rate and the use cost of a whole vehicle are reduced.

The invention relates to an expansion tank and a treatment method. The expansion tank comprises an expansion tank casing and a tank end cap, wherein the inside of the expansion tank casing is divided into a first cavity and a second cavity by a partition board; an injection port, a pressure cap, a cooler exhaust water pipe connector, an engine exhaust water pipe connector, an engine water-replenishing pipe connector, a pressure relief guide pipe, an exhaust guide pipe and an embedded core are arranged on the tank end cap. According to the technical scheme, the two cavities and one embedded core are arranged in the expansion tank casing, so that iron rust, water scale and bubbles produced during working of a cooling system are absorbed under the action of primary physical absorption and isolation and secondary and tertiary chemical functions, potential threats such as calcium, magnesium and iron ions, acid ions and the like are treated through reactions, the pH value of a cooling liquid is kept constant, the clean and safe cooling liquid is output to the system, the cooling system can operate safely, lastingly and efficiently, and the fault rate and the use cost of a whole vehicle are reduced.

The invention relates to an automobile cooling constant device and a cooling system. The automobile cooling constant device comprises a cooling constant device shell, a cooling constant device base, a heat dissipation device exhaust water pipe connector, an engine exhaust water pipe connector, a pressure release valve, an expansion water pipe connector and a built-in core. The heat dissipation device exhaust water pipe connector, the engine exhaust water pipe connector, the pressure release valve and the expansion water pipe connector are arranged on the cooling constant device base. By additionally arranging the automobile cooling constant device between an expansion water kettle and a heat dissipation device and absorbing rust, water scale and bubbles generated during working of the cooling system through the built-in core and treating calcium and magnesium ions, iron ions, acid ions and other potential menaces generated during working of the cooling system in a reaction manner through the built-in core under the first-level physical absorption and isolation action, the second-level chemical action and the third-level chemical action, the PH value of cooling liquid keeps constant, clean and safe cooling liquid is output for the system, and therefore it is ensured that the cooling system safely, durably and efficiently runs, and the failure rate of the whole vehicle is greatly reduced, and the automobile using cost is greatly reduced for a user.

The invention relates to a constant cooling device for a vehicle and a cooling system. The constant cooling device comprises a constant cooling device housing, a constant cooling device base, a radiator exhaust water pipe connector, an engine exhaust water pipe connector, a relief valve, an expansion water pipe connector, an internal core body and a sensor assembly, wherein the radiator exhaust water pipe connector, the engine exhaust water pipe connector, the relief valve and the expansion water pipe connector are arranged on the constant cooling device base. The constant cooling device for the vehicle is added between an expansion water tank and a radiator, the internal core body is used for adsorbing iron rust, water scale and bubbles produced during working of the cooling system through primary physical absorption and isolation and secondary and tertiary chemical actions, calcium and magnesium ions, ferric ions, acidic ions and other potential threats are treated through a reaction, the constant PH value of a coolant is maintained, clean and safe cooling liquids are output for the system, safe, lasting and efficient operation of the cooling system is ensured, the fault rate of the finished vehicle is greatly reduced, and the vehicle use cost of a user is greatly reduced.

The invention relates to an expansion kettle and a treatment method. The expansion kettle comprises an expansion kettle shell, and a kettle end cover; the internal of the expansion kettle shell is divided into a first cavity and a second cavity by a separation plate; and the kettle end cover is provided with an injecting port, a pressure cover seal, a radiator exhaust water pipe joint, an engine exhaust water pipe joint, an engine water replenishing pipe joint, a pressure relief guide pipe, an exhaust guide pipe and an internal core body. Through two cavities and one internal core body in the expansion kettle shell, and through first-grade physical absorption and isolation and two-grade and third-grade chemical effects, rust, scales and bubbles generated during working of a cooling system are absorbed, such potential threats as calcium magnesium iron ions and acid ions are reacted and treated, the pH value of cooling liquid is kept constant, and the clean and safe cleaning liquid is output to a system, so that the safe, long-time and efficient operation of the cooling system is guaranteed, the whole vehicle failure rate is reduced, and the vehicle use cost is reduced.

The invention relates to an expansion tank and a processing method. The expansion tank comprises an expansion tank shell. The interior of the expansion tank shell is divided by a separating plate into a first chamber and a second chamber. A filling opening, a pressure cover, a radiator exhaust water pipe connector, an engine exhaust water pipe connector, an engine water supplement pipe connector, a pressure relief guide pipe, an exhaust guide pipe and an internal core body are arranged on the expansion tank shell. According to the technical scheme, the two chambers and the internal core body in the expansion tank shell absorb rust, water scale and bubbles generated in the working process of a cooling system and conducts reaction treatment on potential threats such as calcium ions, magnesium ions, iron ions and acidic ions through first-level physical absorption and isolation, the second-level chemical action and the third-level chemical action, the PH value of cooling fluid is kept constant, clean and safe cooling fluid is conveyed to the system, and therefore the situation that the cooling system works in a safe, lasting and efficient state is ensured, and the failure rate of a finished automobile and the automobile usage cost are greatly reduced.

The invention relates to an expansion kettle and a treatment method. The expansion kettle comprises an expansion kettle shell and a kettle end cover. The expansion kettle shell is divided into a first chamber and a second chamber. The kettle end cover is provided with a filling opening, a pressure seal cover, a radiator exhaust water pipe connector, an engine exhaust water pipe connector, an engine water supply pipe connector, a pressure relief conduit, an exhaust conduit and a built-in core. According to the technical scheme, through the two chambers in the expansion kettle shell, the built-in core, first-stage physical absorption and isolation, and second-stage and third-stage chemical action, rust, incrustation and bubbles generated in work of a cooling system are absorbed, potential threats of calcium and magnesium ions, acid irons and the like are processed through reaction, the PH value of a cooling liquid is kept constant, clean and safe cooling liquid is output for the system, and thus safe, lasting and efficient operation of the cooling system is ensured, and the whole vehicle failure rate and user vehicle usage cost are reduced.