11results about How to "Accelerate emissions" patented technology

The utility model relates to the technical field of wind shield processing, and disclose a kind of injection mold for wind shield processing, including base and fixed plate, model cavity is set up in base, the middle part of base is provided with through slot, the bottom end of fixed plate is provided with mould core, the top of fixed plate is provided with injection assembly, the inside of mould core is fixedly connected with several exhaust pipes, the middle part of mould core is provided with cavity, injection assembly includes four injection channels fixedly connected in the middle part of fixed plate, the top of four injection channels is fixedly connected with feeding pipe, the inner cavity middle part of feeding pipe is provided with conical flow guide block, injection material is injected into model cavity inner cavity from multiple positions by four injection channels simultaneously, effectively improve injection speed, ensure that material can be more evenly distributed in model cavity inner cavity simultaneously, gas generated in high temperature during mould use is discharged through multiple evenly arranged exhaust pipes, avoid that gas influences the product quality of wind shield.

This invention provides a method for improving the microstructure and corrosion uniformity of low-temperature extruded magnesium alloys, belonging to the field of magnesium alloy preparation and processing. The method includes the following steps: S1: Cutting a low-alloy element content magnesium alloy ingot and removing the surface oxide layer to obtain a cast sample; S2: Performing pulsed current homogenization treatment on the cast sample; S3: Removing the surface oxide layer from the homogenized alloy to process it into an extrusion billet; S4: Performing low-temperature extrusion treatment on the extrusion billet under pulsed current assistance. This invention improves the microstructure and corrosion uniformity of low-temperature extruded magnesium alloys while ensuring high strength and plasticity, and is suitable for the efficient and energy-saving preparation of biodegradable magnesium alloy extruded bars and sheets.

The utility model discloses a kind of anti-falling board auxiliary jig structures for small size PCB production, it is related to auxiliary jig technical field, and it includes: substrate bearing plate, multiple support platforms and multiple drainage open area are equipped on the substrate bearing plate, the end of the support platform is provided with clamping point, the lower side notch of the drainage open area extends to the bottom surface of substrate bearing plate, the upper side four corners of the substrate bearing plate are all installed with support seat, adjusting screw is screwed through in the support seat, the inner end of the adjusting screw is rotatably connected with clamping piece, gauze is laid on the substrate bearing plate, and the four corners of the gauze are connected with four clamping pieces respectively. The utility model is cooperatively designed by gauze and drainage open area, and gauze tension offsets water flow impact force, prevents PCB board displacement, and drainage open area accelerates liquid discharge, compared with traditional single anti-falling board structure, reduces the downtime of cleaning process.

The application provides a combined power system based on a methanol fuel cell auxiliary power device and a turbofan main engine, which is applied to the field of aviation power technology and comprises a fuel supply system, a heat exchanger, a preheater, a methanol fuel cell auxiliary power device system and a turbofan engine core system; the fuel supply system is connected with the methanol fuel cell auxiliary power device system and the heat exchanger respectively; the heat exchanger and the methanol fuel cell auxiliary power device system are connected with the preheater; and the preheater is connected with the turbofan engine core system. The methanol fuel cell auxiliary power device can utilize the electric power generated by the fuel cell to drive an electric auxiliary turbocharger to generate high-pressure gas when the main engine is started, so that the high-pressure gas is led to the combustion chamber of the main engine and the combustion efficiency is improved; on the other hand, the electric power generated by the fuel cell can be utilized to preheat the fuel led to the main engine, so that the atomization quality of the fuel is improved and the combustion efficiency is further improved.

The present application relates to the technical field of dust collector, in particular to a gas distribution device for removing ultrafine particulate matters based on wet-type electric dust collector. The device comprises a support, a dust collector shell and a purifier communicated with the top of the dust collector shell. The bottom of the support is provided with a dust collecting hopper. The dust collecting hopper is communicated with a dust gas inlet and a discharging pipe. The support is provided with a plurality of dust collecting plates and discharge electrode plates arranged alternately along the horizontal direction. A circulating liquid supply device is arranged on the top of the support. The circulating liquid supply device is used to form a continuous water film from top to bottom on the surface of the support to flush the captured particulate matters. The cam is periodically rotated to make the flow limiting plate reciprocate, so as to change the size of the water film passage section, thereby forming pulse flushing to the dust attached to the dust collecting plate, reducing the adhesion of particulate matters on the dust collecting plate and improving the purification effect of the particulate matters.

The utility model relates to laser cladding processing technical field, concretely is a kind of laser cladding metal additive manufacturing equipment, including the connecting assembly for being connected in the wall of extension long tube spray head, multiple rollers are equipped in the circumferential direction on connecting assembly, the fan blade of coaxial setting is respectively fixedly installed on each roller, and the outer periphery of multiple rollers is used to contact the inner wall of workpiece simultaneously, and with the rotation of workpiece homodirectional rotation, to realize that fan blade rotates under the driving of roller and generates airflow.The utility model can inhibit the elastic deformation of the extension long tube spray head far end by the rotation of roller set, ensure light path transmission and spot size stability, improve cladding layer precision, quality and efficiency.Meanwhile, fan blade rotation can efficiently discharge cladding heat, slow down component aging, prolong service life, protect high-quality cladding layer formation;And fan blade rotation can also discharge excess powder and smoke, improve processing visibility and efficiency, reduce cladding layer surface roughness, improve surface quality.

The application discloses a carbon dioxide safe release device. The device comprises: an air introduction system for introducing air into a first part of released CO2 to form a CO2 / N2 mixed gas; a first-stage heating system for receiving the CO2 / N2 mixed gas discharged by the air introduction system, converting the pressure energy of the first part of released high-pressure CO2 into internal energy to increase the temperature of the CO2 / N2 mixed gas; and a second-stage heating system for mixing a second part of released CO2 with the heated CO2 / N2 mixed gas to increase the temperature of the second part of released CO2. The application realizes the heating of released carbon dioxide by using high-pressure carbon dioxide, effectively inhibits the formation of dry ice, and realizes the safe and high-speed release of carbon dioxide.

The application relates to the technical field of heat dissipation lamp boxes, and discloses an energy-saving spotlight heat dissipation lamp box for detecting the surface of a photoetching mask substrate, which comprises a support, the top of the side wall of the support is fixedly provided with a lamp box, the end of the side wall of the lamp box is fixedly provided with a connecting line, the end, away from the lamp box, of the connecting line is fixedly provided with a control box, the inner wall of the lamp box is fixedly provided with an inspection lamp, heat is generated, the impeller is started, suction is generated through rotation of the impeller, the air pushing plate is moved while the impeller rotates, the rotating plate cannot rotate due to resistance of the upper and lower sealing plates when the air pushing plate is pushed out, a pushing force is generated on the hot flow, the lamp box inner wall heat washing is alternately contacted, the hot flow is discharged under the pushing of the air pushing plate, the heat dissipation efficiency of the lamp box is improved, the light output is stable, and the detection accuracy is improved.

The shock absorber comprises a piston cylinder, a piston rod is arranged at one end of the piston cylinder, an upper connecting block and a lower connecting block are fixedly connected to the ends, away from each other, of the piston cylinder and the piston rod respectively, the same protective shell is arranged on the outer side of the upper connecting block and the outer side of the lower connecting block, and the protective shell is made of thermoplastic elastomers. The upper inner wall and the lower inner wall of the protective shell are each fixedly provided with a set of positioning blocks, the protective shell is made of a thermoplastic elastomer material and can synchronously stretch and contract along with the shock absorber, and the surface hardness of the protective shell resists stone impact and acid and alkali corrosion and prevents mud and sewage from corroding the piston barrel, the piston rod and the shock absorption spring. Heat generated during work of the shock absorber can be exhausted, heat emission is accelerated when the protective shell stretches out and draws back, the shock absorption performance is prevented from being affected by high temperature, the problem that a traditional exposed shock absorber is prone to being impacted and corroded is effectively solved, dents, scratches and damage to a sealing structure are reduced, and the service life is prolonged.

The utility model discloses a kind of vacuum circuit breaker protection structures, belong to vacuum circuit breaker protection field, including protective shell, the side of protective shell is provided with hole, the inside of hole is inserted with cable, the outer surface of cable one end is clamped with vacuum interrupter, the upper surface of protective shell is fixedly connected with ventilation mechanism, the side of protective shell bottom is fixedly connected with opening and closing mechanism, opening and closing mechanism includes support plate, the side of support plate is fixedly connected to the side of protective shell;Through the cooperation between above each device, through the opening and closing mechanism of being set, when the inside of protective shell needs ventilation, utilize the bottom air outlet plate ventilation, the opening and closing of ventilation can be controlled in combination with opening and closing mechanism, by controlling bottom ventilation, equipment internal temperature can be effectively regulated, ensure the safe operation under high load and high temperature environment, the control of bottom ventilation can prevent dust and moisture from entering equipment interior to some extent, help to maintain the cleanliness and dryness of equipment.

This utility model discloses an intelligent cockpit air-cooled heat dissipation controller belonging to the field of controller technology. It includes a hood, a base plate, a main control board, an auxiliary board, an antenna, a cover plate, and an axial fan. The base plate is located at the bottom of the hood, the main control board is mounted on the base plate, and the auxiliary board is located above the main control board. The hood has a recessed mounting groove, within which the antenna is mounted. The cover plate is located at the recessed mounting groove. An exhaust mounting position is located on the inner side of the hood, within which an axial fan is mounted. Several air inlets are located on the side of the hood, and several strip-shaped air ducts are located inside the hood. This utility model increases the heat dissipation surface area by designing saw-shaped heat dissipation ribs on the aluminum profile hood. The strip-shaped air ducts, corresponding to the air inlets and the axial fan, form airflow convection, effectively dissipating heat and reducing temperature, improving heat dissipation efficiency. The spatial structure layout is reasonable, the cost is low, and it meets the heat dissipation requirements of the controller.