50results about How to "Shorten the distribution path" patented technology

The invention relates to a wall-mounted air conditioner, wherein an angular housing of the air conditioner is installed on a framework. The angular housing comprises an upper panel, a lower panel and two side panels, wherein an included angle formed through connection of the upper panel and the lower panel is between 50 DEG and 90 DEG, an air inlet hole is disposed in the upper panel, an air outlet hole is disposed in the lower panel, an air chamber is formed by the framework and a water pan, a fan is located inside the air chamber, a heat exchanger is located between the water pan and the framework, the air inlet hole is communicated with the air chamber by the heat exchanger, the air chamber is communicated with the air outlet hole, a flow guide air duct is disposed inside the angular housing, a flow guide air inlet hole of the flow guide air duct is disposed in the bottom of the lower panel, and a flow guide air outlet hole of the flow guide air duct is disposed in the lower part of the air outlet hole of the air conditioner. By the wall-mounted air conditioner provided by the invention, a circulation route of air flow from the air inlet hole to the air outlet hole is greatly reduced, acting time of the air flow at components of the air conditioner inside the housing body is reduced, noise is reduced, non-heat exchange air is introduced by the flow guide air duct to be mixed with heat exchange air in order to form mixed air, air outflow becomes more soft, and comfort is greatly enhanced.

The invention discloses an implementation method of automatic resonance type electric power filtering and continuous reactive power compensation. When a resistant of an automatic resonance type electric power filtering and continuous reactive power compensation mixing system is designed, a medium voltage side winding equivalent impedance of a rectification transformer is equal to or approximately equal to 0, meanwhile the equivalent impedance under h harmonic frequency is equal to or approximately equal to 0 under the control of a multiple target mixture controller. By using the method, the restriction to an electric power filtering function by system impedance is eliminated, the influence caused by frequency fluctuations at an electric network side and a nonlinear load side to the electric power filtering performance can be avoided, and the high-efficiency operation of a power supply system is realized.

The invention provides a graphite anode material for a lithium-ion battery and a preparation method of the graphite anode material. According to the method, with coke as a raw material, primary particles with certain shapes and particle size distribution are obtained by crushing, shaping and sieving; the coke obtained by crushing, shaping and sieving is evenly mixed with an adhesive, graphitization catalyst and an assistant under protecting and heating conditions of an inert gas; secondary granulation is carried out through mechanical action; secondary particles are formed by bonding two or more primary particles; catalytic graphitization high-temperature treatment is carried out on the secondary particles under the protection of the inert gas; and the final product is obtained by grading or sieving. The graphite material provided by the invention is used as an anode for the lithium-ion battery, and has the advantages of high compaction density, high specific capacity, long cycle lifetime, excellent heavy-current charge-discharge property, good high and low temperature performance, low expansion rate and the like.

The invention relates to built-in dispersed heating type drying equipment, which comprises an oven (10), a fan (30) and a heater (48). An air outlet of the fan is communicated with an inner cavity of the oven; the oven (10) comprises an oven cover (20) and a base (50); and a transfer passage used for transferring printed products is arranged between the oven cover (20) and the base (50). The drying equipment is characterized in that 1) an air inlet cavity (11) and a plurality of nozzles (34) are arranged in the oven cover (20); the nozzles (34) are communicated with the air inlet cavity (11) or arranged in the air inlet cavity (11), and air outlets of the nozzles (34) face the transfer passage used for transferring the printed products so as to form a built-in dispersed heating type mechanism; and 2) the air outlet of the fan (30) is communicated with an air inlet (43) of the air inlet cavity (11) through an air inlet passage (68). The built-in dispersed heating type drying equipment is widely applied to processing equipment such as coating machines, compound machines, printing machines, roller coating wires, size machines and the like, and can also be used for drying continuous transferred articles.

The invention discloses an air conditioner outdoor unit piping, a method for forming a damping material on the piping and an air conditioner outdoor unit.The air conditioner outdoor unit piping comprises an air suction pipe section and an exhaust pipe section, and the damping material which has the damping and denoising properties is formed on the outer surfaces of the air suction pipe section and the exhaust pipe section.According to the air conditioner outdoor unit piping, the method for forming the damping material on the piping and the air conditioner outdoor unit, due to the fact that the damping material which has the damping and denoising properties is sprayed on the outer surfaces of the air suction pipe section and the exhaust pipe section of the air conditioner outdoor unit, vibration of the air suction pipe section and the exhaust pipe section can be weakened, and noise caused by vibration is reduced; the piping design on the air suction pipe section and the exhaust pipe section is simple; meanwhile, airflow noise caused by refrigerant circulating in the air suction pipe section and the exhaust pipe section can be reduced, vibration and noise of the air conditioner outdoor unit can be reduced, and the refrigerating efficiency of the air conditioner outdoor unit is improved.

The invention relates to a directing control method and device, electronic equipment and a storage medium, and belongs to the technical field of Internet. The method comprises the following steps: enabling a first live streaming server to acquire a first live streaming video stream; if there is a need to direct the first live video stream, determining a directing address of the first live video stream, and storing the obtained first live video stream into a cache region corresponding to the directing address, and then pushing the live video stream in the cache region according to the directingaddress. Thus, the first live streaming server directly acquires the first live video stream and performs directing; the first live video stream does not need to be forwarded through screen recordingequipment, the distribution path of the first live video stream during directing can be shortened, and the network delay is relatively small, so the delay of a video picture in the first live video stream finally watched by a user through the directing address is lower.

The invention provides a nano composite heat-insulation material and a preparation method thereof. The nano composite heat-insulation material is characterized in that a flame-retardant glue layer, analuminum foil layer and an aerogel layer are successively arranged on one side of a flame-retardant bubble layer; and the flame-retardant bubble layer consists of hexagonal bubble structures which are arranged in a cellular manner, and comprises 50-85 parts by weight of low-density polyethylene and 20-60 parts by weight of a compound flame retardant. The compound flame retardant comprises the following components in parts by weight: 10-12 parts of nano aluminum oxide, 16-18 parts of silicon nitride, 20-30 parts of phenolic resin, 10-30 parts of an ethylene-vinyl acetate copolymer and 2-8 parts of a silane coupling agent. By the hexagonal bubble structures which are arranged in the cellular manner and the compound flame retardant, ventilation paths are reduced, the content of oxygen is reduced, and the combustion value of an aluminum foil bubble heat-insulation material is decreased.

The invention provides a transverse reciprocating heating system of a coke oven. The transverse reciprocating heating system comprises a cuboid combustion chamber which is constructed by silica bricks and is separated from a charring chamber, the inner part of the combustion chamber is divided vertically into a plurality of horizontal flame path, two sides of the combustion chamber are provided with ports; regenerative chambers are arranged on two sides of the combustion chamber; the inner part of each regenerative chamber is divided vertically into a plurality of heat exchanging channels; each heat exchanging channel comprises two sub channels arranged horizontally; the inner port of each heat exchanging sub channel of the regenerative chambers on two sides is connected with ports of two sides of the horizontal flame paths of the combustion chamber; the outer ports of the heat exchanging channels of the regenerative chamber are connected with a lean gas vertical pipe, an air vertical pipe and a smoke vertical pipe respectively. Two ends of each horizontal flame path are also provided with coke oven gas ports respectively. The vertical heating system is changed to be the transverse heating system, the quantitative supply of heating gas is realized, the problems of high resistance, uneven heating, difficult adjustment and the like of the existing coke oven heating system are solved, the long and short chutes of a chute area, a horizontal small flue and grate bricks are eliminated, the amount of irregular bricks is reduced, and therefore the transverse reciprocating heating system has the advantages of simple structure, convenience in operation, saving of investment and the like.

A loudspeaker includes a frame connected to a magnetic circuit having a magnetic gap and a diaphragm having an outer circumference connected to the frame and connected around a voice coil embedded into the magnetic gap. A communication groove is provided for communicating a void portion formed between the rear surface of the diaphragm and the inner part of the voice coil, with outside. Thus, it is possible to shorten the air flow route on the diaphragm rear surface so as to reduce the air flow resistance and accordingly, to increase the reproduction sound pressure of the low range.

The invention provides a heating device of an annular part. The heating device is used for heating the annular part through a thermal current and comprises a current heater and a fan, and further comprises an annular cavity for holding the annular part, a current inlet and a current outlet are formed in the outer wall of the annular cavity, the current heater is used for heating a current, the fan enables the current to enter the current inlet, and the current is discharged from the current outlet after passing through a current path in the annular cavity. According to the heating device, a current circulating path is saved, so that the current path can be concentrated near the annular part, and therefore, the heat exchange is more effective. Meanwhile, the material consumption during manufacturing the heating device is reduced, and the manufacture cost is lowered. In addition, the invention further correspondingly provides an annular cavity of the heating device. The annular cavity is used for holding the heated annular part, and the current inlet and the current outlet are formed in the outer wall of the annular cavity.

The invention provides a coupling jacket type fractal branching structure heat exchanger. The coupling jacket type fractal branching structure heat exchanger at least comprises an outer shell, an inner shell, a jacket layer, a first pipe plate, a first end socket, a second pipe plate, a second end socket, a main pipeline and fractal branching structure heat exchange pipe bundles, wherein the inner shell is arranged in the outer shell; the jacket layer is formed between the inner shell and the outer shell; the pipe plates and the end sockets are arranged at two ends of the outer shell; through holes which correspond to the position of the jacket layer are formed in the second pipe plate; one end of the main pipeline penetrates through and is fixed to the first end socket and the first pipe plate; the fractal branching structure heat exchange pipe bundles are arranged in the inner shell, the center parts are communicated with the main pipeline, and the tail ends are communicated with the jacket layer through a hole body in the inner shell. The coupling jacket type fractal branching structure heat exchanger provided by the invention has the advantages that a material collection problem in the prior art is solved, the heat transfer ability is substantially increased, the pressure drop of a system is reduced, and the technical purposes of high heat transfer ability and energy conservation are reached.

The invention provides an evaporator assembly and an evaporator assembly for an electric car battery pack. The evaporator assembly comprises a coolant pipeline assembly and a plurality of heat exchanging core body assemblies, wherein the coolant pipeline assembly comprises a coolant inlet pipe and a coolant outlet pipe, the output end of the coolant inlet pipe is divided and connected with a coolant inlet of each heat exchanging core body assembly, the input end of the coolant outlet pipe is divided and connected with a coolant outlet of each heat exchanging core body assembly, and each heat exchanging core body assembly is connected with the coolant pipeline assembly in parallel. The evaporator assembly is large in heat exchanging area and good in temperature consistency.

The invention relates to a duplex coil large-drift-diameter plate type antiskid exhaust valve for installing a railway vehicle. The exhaust valve comprises a middle valve body, an air inlet side plate and an exhaust side plate. An air inlet diaphragm is installed between the middle valve body and the air inlet side plate, and an exhaust diaphragm is installed between the middle valve body and the exhaust side plate. A pre-control pressure inlet P, an air inlet D, an air outlet C and an atmosphere exhaust port O passage structure are sequentially arranged at the bottom of the middle valve body. An exhaust port T is formed in the exhaust side plate. A duplex coil redundant structure is installed between the air inlet side plate and the exhaust side plate and is composed of four coils, the four coils are divided into two sets to control whether corresponding movable iron cores are excited or not, the two sets of coils are in redundant backup and can both control the antiskid exhaust valve to work, and system reliability is improved. Large-caliber ports are adopted for the atmosphere exhaust port O, the air inlet D and the air outlet C, the atmosphere exhaust port O, the air inlet D and the air outlet C are horizontally arranged at the bottom of the middle valve body, air charging and exhausting operation can be fast performed on a brake cylinder, meanwhile, a slab structure is adopted, detachment and replacement are facilitated, and maintenance is facilitated.

The invention provides a spiral-wound membrane assembly, a composite filter element assembly and a water purification system. The spiral-wound membrane assembly comprises: a central pipe (1) made of afilter material capable of allowing fluid to pass through; a spiral-wound membrane (2) arranged around the periphery of the central pipe (1) in a winding manner; wherein the spiral-wound membrane (2)can allow a fluid to pass through and filter the fluid, a raw water inlet (21) is formed in the spiral-wound membrane (2), and the raw water inlet (21) is formed in one end of the spiral-wound membrane (2) in the axial direction of the central pipe (1) and is close to the central pipe (1) in the circumferential direction; and one end, along the axial direction of the central pipe (1), of the spiral-wound membrane (2) is sealed at a position far away from the central pipe (1) along the circumferential direction. According to the invention, the flow path of the pure water flow channel is effectively reduced, the pure water flow channel is shortened, the flow resistance of pure water is reduced, the water production efficiency of a reverse osmosis filter element is improved, and the flux isincreased.

The invention discloses a self-silencing type axial flow fan ventilation system for a tunnel, and belongs to the technical field of tunnel ventilation equipment. The self-silencing type axial flow fanventilation system comprises a fan room, an air outlet channel and ventilation equipment, wherein an air inlet communicating with the tunnel is formed in one side of the fan room, and the air outletchannel vertically communicating with the ground is formed in the other side of the fan room; the ventilation equipment comprises an air valve, a silencing current collector, an axial flow fan and a silencing diffuser; and the silencing current collector and the silencing diffuser are the same in structure, and each of the silencing current collector and the silencing diffuser is composed of a horn-shaped housing, a wall-attached silencing layer, a left vertical silencing sheet, a right vertical silencing sheet, a left horizontal silencing sheet and a right horizontal silencing sheet. According to the self-silencing type axial flow fan ventilation system, the silencing current collector and the silencing diffuser are adopted to replace a silencer, a current collector and a diffuser which need to be combined for use before, so that the overall mounting length of the axial flow fan ventilation system is shortened, the mounting space of the axial flow fan ventilation system is reduced, the civil engineering workload of the fan room is reduced, and the overall manufacturing cost of the ventilation system is reduced.

The invention discloses water purifying equipment which comprises a faucet module, a sterilizing module and a filter element, wherein a water inlet channel is formed in the faucet module and a valve core assembly for opening or closing the water inlet channel is arranged on the faucet module; the sterilizing module is arranged at the upper end of the faucet module and a sterilizing channel communicating with the water inlet channel is formed in the sterilizing module; the filter element is arranged at the lower end of the faucet module, and the outlet of the filter element communicates with the water inlet channel of the faucet module. According to the water purifying equipment in the embodiment, filtering and sterilizing functions are integrated on the faucet.

The invention relates to an efficient heat conduction type bay window for achieving a hot spring stone plate function. A bay window body, a heat isolation mechanism and a heat exchange mechanism are included. The heat isolation mechanism comprises a bottom heat isolation plate laid on a bay window bottom plate. The outer edge of the bottom heat isolation plate is upwards vertically provided with aside wall heat isolation plate. The bay window body comprises a concrete filling layer, and a bay window plate face layer is laid above the concrete filling layer. The heat exchange mechanism is arranged in the concrete filling layer and comprises a hot water inlet pipe, and the water outlet end of the hot water inlet pipe is in communication connection with two heat conduction pipes through a reducing three-way pipe, wherein the pipe diameter of the heat conduction pipes is smaller than that of the hot water inlet pipe. The exteriors of the hot water inlet pipe, the reducing three-way pipe and the heat conduction pipes are wrapped by a cylindrical metal net layer, and a flaky strengthened metal net layer is further laid between the hot water inlet pipe and each heat conduction pipe. By means of the efficient heat conduction type bay window, the heat exchange area of a heating medium pipeline can be effectively increased, the heat energy transmission efficiency can be effectively improved, and the heat energy accumulating effect is effectively enhanced.

The invention discloses a window type air conditioner. The window type air conditioner comprises a base plate, an indoor air duct shell, an indoor side heat exchanger and a fresh air device; the indoor air duct shell is mounted on the front side of the base plate, and an indoor side air duct is formed in the indoor air duct shell; the indoor side heat exchanger is mounted on the base plate and corresponds to the air inlet end of the indoor side air duct; and the fresh air device is installed on the base plate and used for conveying fresh air to the indoor space, the fresh air device comprises a fresh air shell extending from outdoor space to the indoor space, the fresh air shell is provided with a fresh air inlet communicating with the outdoor space, a fresh air outlet communicating with the indoor space and a fresh air duct communicating with the fresh air inlet and the fresh air outlet, and the fresh air outlet is arranged close to the windward side of the indoor side heat exchanger. According to the window type air conditioner, most fresh air which is not dehumidified can be dehumidified through the indoor side heat exchanger before being mixed with indoor air, then the fresh air is blown into a room, the influence of the fresh air on the indoor temperature and humidity is smaller, and therefore the use comfort of a user is better.

The invention provides a heat dissipation structure and communication equipment. The heat dissipation structure comprises a casing, a front plugboard module, a rear plugboard module, a first air exhaust device and a second air exhaust device, wherein the front plugboard module and the rear plugboard module are separately arranged on the front and rear ends of the casing; the casing is provided with a first air inlet corresponding to the rear plugboard module, the first air inlet is communicated with the rear plugboard module, the casing is provided with a second air inlet corresponding to thefront plugboard module, and the second air inlet is communicated with the front plugboard module; the casing is also provided with a first channel and a second channel; and the first air exhaust device and the second air exhaust device are both arranged at the rear end of the casing, the first air exhaust device directly faces the first channel, and the second air exhaust device directly faces thesecond channel. Therefore, by arranging a first heat dissipation path and a second heat dissipation path that do not interfere with each other in the heat dissipation structure, the heat dissipationefficiency of the heat dissipation structure can be effectively improved.

The invention discloses an implementation method of automatic resonance type electric power filtering and continuous reactive power compensation. When a resistant of an automatic resonance type electric power filtering and continuous reactive power compensation mixing system is designed, a medium voltage side winding equivalent impedance of a rectification transformer is equal to or approximately equal to 0, meanwhile the equivalent impedance under h harmonic frequency is equal to or approximately equal to 0 under the control of a multiple target mixture controller. By using the method, the restriction to an electric power filtering function by system impedance is eliminated, the influence caused by frequency fluctuations at an electric network side and a nonlinear load side to the electric power filtering performance can be avoided, and the high-efficiency operation of a power supply system is realized.

The invention relates to a duplex coil large-drift-diameter plate type antiskid exhaust valve for installing a railway vehicle. The exhaust valve comprises a middle valve body, an air inlet side plate and an exhaust side plate. An air inlet diaphragm is installed between the middle valve body and the air inlet side plate, and an exhaust diaphragm is installed between the middle valve body and the exhaust side plate. A pre-control pressure inlet P, an air inlet D, an air outlet C and an atmosphere exhaust port O passage structure are sequentially arranged at the bottom of the middle valve body. An exhaust port T is formed in the exhaust side plate. A duplex coil redundant structure is installed between the air inlet side plate and the exhaust side plate and is composed of four coils, the four coils are divided into two sets to control whether corresponding movable iron cores are excited or not, the two sets of coils are in redundant backup and can both control the antiskid exhaust valve to work, and system reliability is improved. Large-caliber ports are adopted for the atmosphere exhaust port O, the air inlet D and the air outlet C, the atmosphere exhaust port O, the air inlet D and the air outlet C are horizontally arranged at the bottom of the middle valve body, air charging and exhausting operation can be fast performed on a brake cylinder, meanwhile, a slab structure is adopted, detachment and replacement are facilitated, and maintenance is facilitated.

The invention provides an air conditioning and a control method thereof. The air conditioning comprises a housing, an evaporator, a fan assembly, a first pipe, a second pipe, and a main pipe. The first pipe is communicated with an evaporation chamber which is in the housing. The second pipe is communicated with a diversion chamber which is in the housing. The main pipe is communicated with outdoor environment. The main pipe is communicated with the first pipe and the second pipe. The first pipe and the second pipe are respectively provided with a first valve body and a second valve body. After air of outdoor environment enters the main pipe, the air can enter the evaporation chamber and the diversion chamber respectively through the first pipe and the second pipe. The air in the evaporation chamber and the diversion chamber enter indoors from an air outlet driven by a fan assembly, so as to speed up dilution of indoor foul air and improve indoor air pressure, and promote indoor air to be exhausted outdoors from crack between a door and a door frame and other structures. Thus, the air conditioning realizes update of indoor air, improves quality of indoor air, and usability of the product is improved.

The invention relates to a high-efficiency rotating injection mechanism for an electrolyte. The high-efficiency rotating injection mechanism comprises a work bench (1), a sliding block (2), an injection barrel (3) and spray gun connecting rods (323), wherein the sliding block (2) is movably arranged on the work bench (1); the injection barrel (3) comprises a first barrel body (30), injection rods (31) and spray guns (32); the spray guns (32) are arranged on a bottom plate (303) of the first barrel body (30); rotary mobile grooves (3030) for the spray guns (32) are formed in the bottom plate (303); the spray gun connecting rods (323) connect the spray guns (32) into a whole; the spray gun connecting rods (323) are connected with and provided with a motor (324); and the motor (324) drives the spray guns (32) to move along the rotary mobile grooves (3030). The invention provides the electrolyte injection mechanism. The electrolyte absorption mode in the mechanism is rotary centrifugal injection; injection of the electrolyte is finished by twice; and the electrolyte absorption effect is good.

The invention provides a nanometer composite thermal insulation material and a preparation method of the nanometer composite thermal insulation material. The nanometer composite thermal insulation material is characterized by comprising an aluminum foil, a modified PET (polyethylene terephthalate) film, a modified polyethylene adhesive film, a stainless steel grid, a modified flame retardant air bag, a modified polyethylene adhesive film, a fiber grid, and a flame retardant anti-glare polypropylene film which are sequentially arranged; and the PET film is a SiC / polydopamine complex modified PET film. By improving the composite strength of a skeleton and reducing the ventilation path, the flame retardant effect and the mechanical strength of the aluminum foil bubble thermal insulation material are improved.

The invention relates to a wall-mounted air conditioner which comprises an angular housing, a heat exchanger, a main fan, a framework and a water pan assembly, wherein the angular housing comprises an upper panel, a lower panel and two side panels which are integrated, the upper panel and the lower panel are connected, the included angle between the upper panel and the lower panel is between 50 DEG and 90 DEG, an air inlet hole is disposed in the upper panel, an air outlet hole is disposed in the lower panel, an air chamber is formed by the framework and the water pan, the main fan is located inside the air chamber, the heat exchanger is located between the water pan and the framework, the water inlet hole is communicated with the air chamber by the heat exchanger, the air chamber is communicated with the air outlet hole, a flow guide air duct is disposed between the air inlet hole and the air outlet hole, and a flow guide fan is disposed in the flow guide air duct. By the wall-mounted air conditioner provided by the invention, a circulation route of air flow from the air inlet hole to the air outlet hole is greatly reduced, acting time of the air flow at components of the air conditioner inside the housing body is reduced, noise is reduced, non-heat exchange air is introduced by the flow guide air duct to the air outlet hole to be mixed with heat exchange air in order to form mixed air, air outflow becomes more soft, and comfort is greatly enhanced.

The invention relates to the technical field of circuit boards, and provides a circuit board with good heat dissipation performance in an embodiment. Thecircuit board comprises a substrate serving as a circuit board body, a heating device embedded in the substrate, and a cooling liquid channel arranged in the substrate. The cooling liquid channel passes through the periphery of the heating device so that a cooling liquid flowing in the cooling liquid channel exchanges heat with the heating device, and the effect of heat dissipation of the heating device is achieved. According to the circuit board, the cooling liquid channel is arranged in the circuit board, passes through the periphery of the heating device and exchanges heat with the heating device so that a heat dissipation path is shortened, the heat dissipation efficiency is improved, rapid heat dissipation of the circuit board is facilitated, and the service life of the circuit board is prolonged. Besides, the cooling liquid channel is arranged in the circuit board so that the integration level of the circuit board is improved, and the size of the electronic equipment comprising the circuit board can be reduced.

The embodiment of the invention belongs to the field of aerosol generation, and relates to an aerosol generation matrix capsule, an aerosol generation device and an aerosol generation system. The aerosol generating substrate capsule comprises a capsule shell and an aerosol generating substrate, a containing cavity is formed in the capsule shell, the aerosol generating base material is arranged in the containing cavity, and the length of the capsule shell in the horizontal direction is larger than that of the capsule shell in the vertical direction. The capsule shell is set to be longer in the horizontal direction than the capsule shell in the vertical direction, so that the circulation path of the aerosol discharged from the aerosol generation base material can be shortened, the aerosol discharge area can be increased, the aerosol discharge efficiency can be improved, the discharged aerosol is more saturated, and the smoking taste of a user is improved.