11results about How to "Reduce local overheating" patented technology

This utility model discloses a coffee brewing device, including an outer tank and an inner tank fixedly disposed inside the outer tank. The space between the outer and inner tanks is used to hold water. A connecting shaft is disposed inside the inner tank, and multiple stirring rods are fixedly disposed on the outer surface of the connecting shaft. One end of each stirring rod is connected to the interior of the connecting shaft. A gas supply pipe is fixedly disposed on the top of the outer tank. This utility model relates to the field of coffee production technology. This coffee brewing device heats the water between the outer and inner tanks via an electric heating element. The generated steam enters the hollow stirring rods through the gas supply pipe, drive rod, and connecting shaft, and is ejected from the vent, directly acting on the material in the inner tank. This dual heating method of "internal steam injection + external water bath" avoids the heat loss of traditional external heating, making the material more evenly heated in all areas, significantly reducing local overheating or underheating, and improving the quality stability of the coffee brew.

The utility model provides a kind of wind chamber structure of spouted fluidized bed, comprising: wind chamber body, bottom air inlet, top air outlet, air distribution plate is provided with two layers, lower layer main air distribution plate and upper layer auxiliary air distribution plate are left empty along vertical direction, as buffer cavity, the aperture of main air distribution plate upper air hole is greater than the aperture of auxiliary air distribution plate upper air hole, auxiliary air distribution plate upper air hole is more dense compared with main air distribution plate upper air hole distribution, main air distribution plate and auxiliary air distribution plate are vibratable by vibration motor driven and installed in chamber as a whole;Air inlet component is used to the bottom air inlet of wind chamber body;Gas-solid separation component is used to receive the top air outlet of wind chamber body and carry out gas-solid separation;Material backflow component is used to receive the solid material separated by gas-solid separation component, and send into wind chamber body chamber by material backflow port.The utility model can improve the production status of air distribution plate easy to block, reduce the adverse effects caused by air distribution plate blockage on the running performance and process effect of spouted fluidized bed, and protect the normal operation of equipment.

This utility model belongs to the field of homogenizing furnace technology, specifically a device for homogenizing normalizing hot air, including a container; a heating pipe is fixedly connected to the top of the container; the heating pipe is located at the center of the container; a wind box is fixedly connected to the top of the heating pipe; a pair of feed inlets are opened on the side wall of the container; a pair of first guide plates are rotatably connected to the side wall of the container; the first guide plates are located near the lower part of the heating pipe; a pair of second guide plates are rotatably connected to the side wall of the container; the second guide plates are located below the first guide plates; multiple sets of placement racks are fixedly connected to the bottom of the container; a temperature controller is fixedly connected to the side wall of the container; by rotating the first and second guide plates to adjust the tilt, the problem of local overheating or excessive temperature difference caused by direct airflow in the heating device is reduced, ensuring that all parts of the metal parts are heated evenly, and significantly improving the homogenizing normalizing effect.

The utility model discloses an interval cooling system water supply pipeline, install in the interval cooling tower, be used for to the finned tube bundle with heat dissipation function input and output cooling medium. Including: the water inlet end of upper water main pipe is connected hot water source, the water inlet end of upper water branch pipe is communicated in upper water main pipe, and the water outlet end is communicated in the water inlet end of finned tube bundle with heat dissipation function, first interconnection pipe is communicated at least 2 upper water branch pipes, the water inlet end of backwater branch pipe is communicated in the water outlet end of finned tube bundle, second interconnection pipe is communicated at least 2 backwater branch pipes, and the water inlet end of backwater main pipe is sealingly connected in the water outlet end of backwater branch pipe, wherein, each upper water branch pipe length is same from upper water main pipe to finned tube bundle, and each backwater branch pipe length is same from finned tube bundle to backwater main pipe. The utility model discloses part pipeline needs to overhaul, can pass through the valve isolation trouble section, to a certain extent, reduces the shutdown loss.

The invention discloses a carbon dioxide low circulation rate system based on low superheat degree regulation and control, which relates to the technical field of refrigeration and comprises a loop, a plurality of tail end heat exchange branches and a controller, the execution controllability evaluation module is used for calculating the branch outlet superheat degree based on the pressure and temperature measurement values and judging whether the branch outlet superheat degree is in a preset outlet superheat degree target window or not; the branch type judgment module reduces the valve opening degree step by step under the safety constraint to obtain a reducible valve allowance, and accordingly, branches are divided into an over-supply redundancy type, an under-supply sensitive type and an execution limited type to form a redundancy supply set and a protection set; a target pump frequency solving module summarizes the reducible valve margin of the redundant supply set, calculates the pump frequency pressing amplitude and the target pump frequency in combination with the bottleneck margin determined by the protection set, and generates valve bias for redundant branches; according to the invention, on the premise of ensuring stable operation of each tail end, the reduction of the system circulation ratio and the optimization of the pump power consumption are realized.

The utility model discloses environment-friendly and energy-saving refrigeration equipment for a refrigeration house, which belongs to the technical field of refrigeration equipment for refrigeration houses and comprises a refrigeration house wall body of the environment-friendly and energy-saving refrigeration house, an air inlet box for air circulation is mounted on one side of the refrigeration house wall body, and an air outlet is arranged inside the air inlet box. A sliding groove used for sliding is formed in the air inlet box, a filter plate frame used for supporting is installed in the sliding groove in a sliding mode, handles used for assisting the filter plate frame in moving are welded to the two sides of the filter plate frame, and three limiting grooves used for limiting are formed in the filter plate frame. According to the environment-friendly and energy-saving refrigeration equipment for the refrigeration house, the filtering capacity can be improved, impurities are prevented from entering the refrigeration equipment along with air, abrasion of parts is relieved, the service life of the equipment is prolonged, the stability of the equipment is improved, and the maintenance cost and the downtime are reduced.

The utility model discloses a kind of production devices of high-strength normal-pressure sintered silicon carbide products, it includes: production device main body, the outer surface of production device main body is fixedly connected with motor, the output end of motor is fixedly connected with bevel gear one, the outer surface of bevel gear one is engaged connection with bevel gear two, the inner wall of bevel gear two is fixedly connected with rotating rod one, the upper end of rotating rod one is fixedly connected with spur gear one, the outer surface of spur gear one is engaged connection with spur gear two, sintered silicon carbide product is installed on bracket and waits cooling, by the rotation of motor, the rotation of two rotating rods two can be directly driven, bracket is located rotating rod two, so that sintered silicon carbide product can be evenly cooled, reduce the problem of local overheating or uneven cooling;By rotating screw rod on rotating fixing frame, the position of bracket can be adjusted, it is convenient to adjust according to the height of silicon carbide product, silicon carbide product of different height can be adapted.

The utility model provides a kind of resin storage tank reducing plugging, it includes: tank body, scraping component, heating assembly and discharge component, scraping component is installed to tank body top, scraping component extends to tank body, heating assembly is fixedly connected with tank body outer wall, heating assembly is set in tank body bottom, discharge component is fixedly connected with tank body bottom.The utility model is stored when resin processing is realized, spiral disc is arranged in the inside by setting spiral piece body structure spiral disc, spiral disc is closely attached to tank body inner wall overall arrangement, can complete the double function of inner wall scraping, material uniform stirring simultaneously when operating, spiral disc is rotated with tank body internal transmission structure low speed, the resin material adhered, adhering in tank body inner wall is continuously scraped and cleaned, improve material fluidity and mixing uniformity, and resin heating is carried out in storage tank, realize global uniform heating temperature control, improve the continuity and safety of storage tank operation, avoid local overheating, material deterioration simultaneously, optimize the overall storage working condition of storage tank.

The utility model belongs to flue gas purification and waste heat recovery technical field, concretely relates to a kind of multistage filter and heat exchanger combined type flue gas treatment structure, including heat exchanger and multistage filter unit, and the gas outlet of heat exchanger rear end and the gas inlet of multistage filter unit front end are linked, and heat exchanger includes and the heat exchanger shell that multistage filter unit is linked, the outside of heat exchanger shell is provided with cooling medium feed pipe and cooling medium discharge pipe, and multiple heat exchange pipes are fixedly connected between cooling medium feed pipe and cooling medium discharge pipe, the inside of heat exchanger shell is provided with heat exchange zone, and heat exchanger shell is provided with and the space adjusting piece that heat exchange zone is adapted is set. The utility model can make the multiple heat exchange fins inside heat exchanger shell can be evenly contacted with flue gas, relatively uniform heat exchange is carried out, and local overheating or supercooling phenomenon is reduced.

The utility model relates to motor parts field, concretely is a kind of permanent magnet synchronous motor block type injection molding stator, it includes stator body, the permanent magnet of setting in stator body inside: splicing mechanism is set on stator body;Circulating heat dissipation mechanism is set to the outside of stator body;Oscillating plate is set to the inside of circulating heat dissipation mechanism.The utility model is through the setting of assembling mechanism, control card block is clamped into card slot, and it is in the middle of card slot, to can connect two stator body together, repeat operation and form a complete stator, so that the stator is divided into multiple independent arc modules, can simplify the production process of each module, reduce the manufacturing difficulty of whole, each module can be produced and processed respectively, finally again splicing into a complete annular stator, it is favorable to improve production efficiency and product quality, when maintaining, only need to disassemble and replace the module that appears fault, need not to disassemble the whole stator, short the maintenance time.

This invention discloses a prefabricated substation for supercharging new energy vehicles, relating to the field of substation technology. The prefabricated substation includes: a prefabricated housing with an equipment installation area inside, where power equipment is fixedly installed; and an evaporator plate disposed within the equipment installation area and tightly fitted to at least two sides and the bottom of the power equipment. This invention achieves heat transfer by fitting the evaporator plate tightly to the power equipment and constructing a phase change heat transfer cavity with capillary structures inside the evaporator plate. This allows heat to be rapidly absorbed and transferred through phase change, significantly improving heat transfer efficiency and reducing localized overheating compared to traditional single heat conduction or air cooling methods, thereby enhancing the operational stability of the power equipment. Simultaneously, by constructing a circulating path connecting evaporation and condensation, the phase change working fluid is continuously recycled between evaporation and condensation.