61results about How to "Uniform air temperature" patented technology

The invention discloses a heat exchanger. The heat exchanger comprises first and second groups of refrigerant chambers, heat exchange tubes and fins, wherein the first and second groups of refrigerant chambers respectively extend along the horizontal direction, and refrigerant chambers in the first group correspond to the refrigerant chambers in the second group in a one-to-one manner to form N pairs of refrigerant chambers; the heat exchange tubes extend along the longitudinal direction, and are divided into N groups, wherein the ith group of heat exchange tubes comprise multiple ith heat exchange tubes, the first end of each ith heat exchange tube is communicated with one refrigerant chamber in the ith pair of refrigerant chambers, the second end of each ith heat exchange tube is communicated with the other refrigerant chamber in the ith pair of refrigerant chambers, the heat exchange tubes in any group and the heat exchange tube in the rest groups are alternately arranged, N is a positive integer greater than or equal to 2, and i is a positive integer less than or equal to N; the fins are arranged between the adjacent heat exchange tubes. The heat exchanger disclosed by the invention can be used for an air conditioner, and has the advantages of uniform outlet air temperature, high heat exchange efficiency, compact structure and the like.

When in the 1 operation the temperature inside is maintained at target temperature by an evaporator, the cooling power of the evaporator is increased so as to carry out the 2 operation for temperature inside lowering. When in the 2 operation the temperature inside reaches lower limit temperature (Tmin), the compressor stops so as to carry out the 3 operation. When in the 3 operation the temperature inside reaches upper limit temperature (Tmax), the compressor restarts so as to carry out the 1 operation.

The invention discloses an outlet air temperature control method for an air conditioner. The air conditioner comprises a plurality of air outlets; each air outlet is provided with a temperature sensor; the outlet air temperature control method for the air conditioner comprises the following steps: acquiring the outlet air temperature of each air outlet; determining the to-be-regulated air outlet according to each outlet air temperature if the difference of all outlet air temperature values is larger than a preset threshold value; and regulating the air output parameters of the to-be-regulatedair outlet to make sure that the outlet air temperature of each air outlet is uniform. The invention further discloses the air conditioner. According to the air conditioner, the to-be-regulated air outlet is determined according to the outlet air temperature of each air outlet; the air output parameters of the to-be-regulated air outlet are regulated to make sure that the outlet air temperature ofeach air outlet of the air conditioner is uniform, and thus the influences on body health of a user are prevented, and the comfort level of the user is increased.

The invention relates to a wind outlet of air conditioner which can automatically rotate without additional power. It comprises a wind grid, a cover plate of wind outlet and a rotational blade wheel. Wherein, said wind grid is round whose blade has some angle with the axle of wind grid and center is connected to one rotational blade wheel; the rotational blade wheel is inside the wind outlet channel; a grid locker is mounted between the wind grid and the cover plate of wind outlet. The invention uses the power generating by outputting wind via air conditioner to rotate the grid of wind outlet, to automatically adjust the wind direction without additional power. The invention can avoid manually adjusting wind direction, balance the air temperature quickly and reduce fuel. In addition, the grid locker can switch the automatic rotation and the manual control, to output wind in fixed-angle.

The invention discloses an auxiliary device for aero-engine casing assembling. The auxiliary device comprises an annular channel and 2-6 air heaters arranged on the annular channel, wherein assembly flange spigot sides of to-be-assembled casing segments are surrounded in the annular channel. An outlet of each air heater communicates with the annular channel through an air heating pipe. According to the auxiliary device, the annular channel is designed to be of a halved structure; under the condition that a small distance is reserved between two adjacent casing segments, the two halved parts ofthe annular channel can be fixed to the spigot end faces of the to-be-assembled casing segments, and a spigot is heated; the auxiliary device demounting time and the matched casing assembly adjustingtime are shortened, the pre-assembly work of matched casing segments is advanced to be before spigot heating, and the pre-assembly time is shortened; and the casing assembling requirement is met, andmeanwhile the casing assembling efficiency is greatly improved.

The invention discloses a floor-standing air conditioner, and a method and device for controlling the outlet air temperature of the floor-standing air conditioner, and a storage medium. An indoor unitof the floor-standing air conditioner comprises a shell of which the rear side wall is provided with an air inlet, and the front side wall of the shell is provided with an air outlet; the air outletextends up and down, and the shell is internally provided with an air duct communicating with the air inlet and the air outlet; the shell is internally provided with a heat exchanger, and the air outlet is divided into N air guide areas in the up-and-down direction; each air guide area is provided with a plurality of air guide units, and the heat exchanger comprises N heat exchange partitions divided according to a refrigerant flow path; and the N heat exchange partitions are distributed correspondingly to the N air guide areas, and the N is a positive integer which is greater than 1. The method comprises the steps of collecting the temperature of the N heat exchange partitions of the heat exchanger; comparing the temperature values of the N heat exchange partitions; and regulating the airguide angles of the air guide units of the N air guide areas according to the temperature values of the N heat exchange partitions, so that the outlet air temperature of the N air guide areas is uniform. According to the floor-standing air conditioner, and the method and device, the outlet air temperature is uniform, and the comfort is improved.

The invention discloses an intelligent plant growth experiment device which comprises a first growing room, a second growing room, a water-cooled type LED area light source, a control system, a cover plate, a public air adjusting room and a CO2 fertilizer applying device, a compressor, a fertilizer bucket, a water tank and the like. The experiment device is cooled by the compressor and heated by a PTC, recycles the heat generated by an LED light source and controls the joint temperature control module of the public air adjusting room. The temperatures of the two growing rooms are adjusted and controlled by controlling the temperature of an air supply room of the public air adjusting room and the flow and rotating speed of draught fans of the growing rooms, and the independent management of the temperatures of the growing rooms can be achieved. The invention further discloses a temperature adjusting and controlling method of the intelligent plant growth experiment device. The intelligent plant growth experiment device is reasonable in design and convenient to use, and the temperature adjustment and control of the device are effectively achieved.

The invention provides a circulating ventilation food warming display cabinet. The cabinet comprises a base, a top cover and a humidification and heating system, a support frame and a hollow double-layer curved glass are fixedly mounted between the base and the top cover, the hollow double-layer curved glass is fixedly connected with the support frame, the front side of the support frame is provided with a hollow double-layer door, the rear side of the support frame is provided with a 304 fine-grained stainless steel shelf by a bolt, a humidifying and heating tank and a wind trough are formedin the top of the base, the humidifying and heating tank is provided with a humidifying and heating box body, a wind trough air outlet is formed between the humidifying and heating tank and the wind trough, one side of the base is provided with a power line, a drain pipe is installed at the bottom of the base, the drain pipe is communicated with the humidifying and heating box body, and a valve isinstalled on the drain pipe. The circulating ventilation food warming display cabinet is reasonable in design and convenient to clean, and has strong sense of three dimensions, energy saving and environment protection.

The invention discloses a drying device of a WC pan. The device comprises an arc-shaped drying guide rail, an arc-shaped drying body, a hot air generating mechanism, a transmission mechanism and a drying power unit, wherein the arc-shaped drying guide rail is fixed relative to the WC pan, the drying body is in a sliding connection with the arc-shaped drying guide rail, the front port of the hot air generating mechanism stretches into the drying body in a sliding mode, the arc shape of the arc-shaped drying guide rail (21) matches with the arc shape of the drying body (22), and the drying power unit is connected with the drying body through the transmission mechanism so as to drive the drying body to stretch along the arch shape relative to the arc-shaped drying guide rail. The drying device has the advantages that the drying body stretches back and forth in an arc-shaped mode, therefore the distance between an air outlet and an area to be dried on buttocks is reduced, the air temperature and velocity are evener, the soft drying is achieved, the drying is more thorough, and the time is saved.

The invention discloses a washing and drying device of a closestool. A washing body of a washing device and a drying body of a drying device can stretch in an arc mode under coordination of a transmission mechanism and a power unit, so that the washing and drying device has the following advantages of a. being capable of reducing whole height from a ceramic face to the top portion of the washing device and applicable to requirements that the existing intelligent closestool trends to flat appearance development on modeling; b. enabling an arc-shaped body to have curve soft sense on the modeling and enabling an arc-shaped mode reciprocating motion to have more novelty and layering sense than straight line mode reciprocating motion; and c. enabling the drying body to stretch front and back in the arc-shaped mode to shorten distance between an air outlet and buttock areas needing drying, enabling wind-temperature and wind speed to be even, achieving soft drying, and enabling drying to be thorough and saving time.

An LNG (liquefied natural gas) vehicle-mounted cold-radiating refrigerator with a cold-storage top plate comprises an LNG storage tank and a vehicle-mounted refrigerator. The LNG storage tank is connected with the vehicle-mounted refrigerator through a connecting pipeline. The vehicle-mounted refrigerator comprises an outer shell, an inner shell, a heat exchanger, a cold plate, a sliding drawer and a cold-storage water basin. The inner shell is provided within the outer shell. The heat exchanger, the cold plate, the sliding drawer and the cold-storage water basin are disposed within the inner shell. The cold plate is disposed below the heat exchanger and adjacent to the heat exchanger. The sliding drawer is disposed below the cold plate. The cold-storage water basin is disposed below the sliding drawer. Cold released by LNG in the gasification process is fully utilized, the cold-storage water basin releases the cold during stopping of an engine, and full-time refrigeration of the refrigerator is achieved; power is saved in the process, and significance is brought to cold recovery, energy saving and emission reduction, environment protection and the like.

The invention relates to an air conditioner heating unit, in particular to an air conditioner heating unit and a heating control method thereof. According to the air conditioner heating unit and the heating control method of thereof, the air inlet side of an evaporator is provided with a lubricating oil heat exchange pipe to serve as a cooler for compressor lubricating oil, forced convection of air sucked by a draught fan of the evaporator is given to the air inlet side of the evaporator to be used for cooling the compressor lubricating oil, and the air inlet temperature of the evaporator is increased. According to the technical scheme, a lubricating oil heat exchange pipe set is arranged below the evaporator, a high-pressure gas defrosting valve is arranged between a condenser and the evaporator, electromagnetic valves or electric valves are adopted as a refrigerating system defrosting switching valve and a lubricating oil cooling switching valve, microcomputer automatic control can be achieved through the arrangement of a temperature sensor and a pressure sensor, defrosting and oil temperature control over the air cooled heat pump air conditioner unit can be more accurate, and the running efficiency of heating of the unit is better improved.

The invention relates to a reactor (1) for carrying out a continuous oxide hydrogenation of a feed gas flow (2) of saturated hydrocarbons, which has been previously mixed with a gas flow (3) containing oxygen, on a moving catalyst bed (4) arranged between two concentric cylindrical holding devices (5, 6) in the longitudinal direction of the reactor, leaving a central inner space (7) and an intermediate space (8) between the moving catalyst bed (4) and the inner envelope of the reactor, in order to obtain a reaction gas mixture. Said reactor (1) is characterised in that it comprises at least two reactor sections which are separated from each other and split into sub-sections by means of alternating disk-type deflector plates (10) arranged in the central inner space (7) and annular deflector plates (11) arranged in the intermediate space between the moving catalyst bed (4) and the inner envelope of the reactor. The reactor sections each comprise a mixing device (12) which is arranged in the direction of flow of the reaction gas mixture upstream of the moving catalyst bed (4), said mixing device being formed from the following elements: two or three successively arranged rows of tubes (13) comprising turbulence generators on the outer side thereof, which narrow the cross-section for the passage of the feed gas flow (2) to between 1 / 2 and 1 / 10 of the free cross-section, the oxygen-containing gas flow (3) being guided through the tubes and sprayed into the feed gas flow (2) through holes (14) in the tubes (13); in addition to a perforated plate (17) mounted upstream of the tubes (13); and a perforated plate (18) mounted downstream of the tubes (13).

The invention discloses a sampling detection system for a solid food core layer. The sampling detection system comprises a material supporting assembly and a first sampling belt arranged on one side of the material supporting assembly, the material supporting assembly comprises a bottom material supporting disc, food is placed on the material supporting disc, and the material supporting disc can rotate; a first sampling surface is arranged on the side, close to the material supporting assembly, of the first sampling belt, moves in a manner of being attached to the surfaces of the two sides ofthe food and is sequentially provided with a surface removing section, a waste section and a sampling section in the moving direction; a plurality of convex points are arranged on the surface removingsection at intervals, the convex points rub to remove the surface layer of the food, at least one first hook thorn is arranged on the waste section, a plurality of second hook thorns are arranged onthe sampling section, and the size of the first hook thorns is larger than that of the second hook thorns; the bending directions of the first hook thorns and the second hook thorsn are the same as the moving direction of the first sampling surface; the first hook thorns are used for removing waste between the food surface layer and the core layer, and the second hook thorns are used for samplinga food core layer sample.

The invention relates to an auxiliary-heating uniform-heating high-temperature-heating-furnace inner cavity for induction heating of a metal sheet band. The auxiliary-heating uniform-heating high-temperature-heating-furnace inner cavity for induction heating of the metal sheet band comprises a strip-shaped upper silicon carbide beam group, a strip-shaped lower silicon carbide beam group and two refractory side plates. The upper silicon carbide beam group and the lower silicon carbide beam group are vertically spaced and are parallel. The two refractory side plates are arranged on the two sides of the upper silicon carbide beam group and the lower silicon carbide beam group in a sealed manner correspondingly. The upper silicon carbide beam group, the lower silicon carbide beam group and the two refractory side plates define the uniform heating inner cavity. The auxiliary-heating uniform-heating high-temperature-heating-furnace inner cavity for induction heating of the metal sheet band has the advantages the structure is simple, use is convenient, the atmosphere temperature of an electromagnetic induction heating furnace can be rapidly homogenized through the upper silicon carbide beam group and the lower silicon carbide beam group, an electromagnetic induction heating system can more accurately control the temperature, the metal sheet band is evenly heated when passing through the uniform-heating inner cavity, the metal sheet band is protected against a buckling phenomenon, and the product quality is improved.

The invention particularly relates to an improvement on a tea leaf withering system, and aims at providing a tea leaf withering system with uniform temperature in a withering space. The tea leaf withering system comprises a hot air furnace, a withering room and a withering conveying structure, wherein the withering room consists of an outer room and an inner room; the bottoms of the outer room and the inner room are connected integrally; a rectangular cavity is formed between the top of the inner room and the outer room; an annular cavity is formed between the four walls of the inner room and the four walls of the outer room; the periphery of the rectangular cavity is communicated with the top of the annular cavity; through holes communicated with the interior of the inner room and the annular cavity are formed in the four walls of the inner room; an air outlet chamber is formed in the center of the inner room, and the bottom and the top of the air outlet chamber are connected with the inner room integrally; through holes communicated with the interior of the inner room and the interior of the air outlet chamber are formed in the side wall of the air outlet chamber; an air outlet communicated with the exterior of the outer room is formed in the bottom of the air outlet chamber; an air inlet pipeline communicated with the rectangular cavity is arranged on one side of the outer room; an air outlet pipe of the hot air furnace is opposite to the air inlet pipeline; a distance is reserved between the air outlet pipe and the air inlet pipeline; a withering conveying structure is positioned between the inner room and the air outlet chamber. The tea leaf withering water loss uniformity is guaranteed.

The invention aims at providing an HVAC device used for a vehicle and an air conditioner mode conversion method. The HVAC device used for the vehicle comprises an evaporator, two half shells, an air conditioner mode conversion device, two air inflow boxes, a linkage drive device and an air conditioner heater, wherein the two half shells are provided with air inflow holes and half air outflow cavities communicating with the air inflow holes, and an air outflow cavity is formed by the two half air outflow cavities; the air conditioner mode conversion device is arranged in the air outflow cavity;the two air inflow boxes are provided with internal and external circulating air mode conversion devices and correspondingly connected with the outer ends of the air inflow holes one to one; the linkage drive device is provided with two air blowing impellers correspondingly located in the air flow holes one to one; and the air conditioner heater is arranged on the upper portion of the air outflowcavity; the evaporator is located in the air outflow cavity and opposite to outlets of the air inflow holes; and the front ends of the half shells are provided with face blowing air outlets communicating with the air outflow cavity and opposite to the evaporator, and the upper ends of the half shells are provided with defrosting air outlets communicating with the air outflow cavity and opposite to the upper end of the air conditioner heater. By the adoption of the HVAC device used for the vehicle, under the requirement of the same air volume, the rotation speed of a draught fan is lower, theefficiency of the draught fan is higher, and energy conservation and noise reduction are facilitated.

The invention discloses a parallel flow heat exchanger and an air conditioner having the same. The parallel flow heat exchanger comprises an upper liquid collecting pipe, a lower liquid collecting pipe, a plurality of heat exchanging pipes, two inlet pipes and an outlet pipe. Two first separation plates that are alternately arranged in the length direction of the upper liquid collecting pipe are arranged inside the upper liquid collecting pipe; and each separation plate is provided with a through hole. Two second separation plates which are alternately arranged are arranged inside the lower liquid collecting pipe for separating the lower liquid collecting pipe into three chambers which are not communicated with each other. The three chambers include inlet chambers on the bilateral sides and an outlet chamber in the middle. In the up-down direction, the two second separation plates are respectively arranged right opposite to the two first separation plates. Each heat exchanging pipe is respectively communicated with the upper liquid collecting pipe and the lower liquid collecting pipe. The two inlet pipes are respectively communicated with the two inlet chambers; and the outlet pipe is communicated with the outlet chamber. The parallel flow heat exchanger according to the embodiment of the invention has the advantages of small temperature difference between the upper outlet air and the lower outlet air, and small space occupation, thereby increasing the comfort level of the user, and effectively reducing the production cost.

The invention provides a deep stope ventilation and refrigeration system utilizing return air, which is characterized by comprising an air shaft, a return air cooling tower, a refrigerating unit and a stope air cooler, fresh air is input into a mine through the air shaft, then the return air is subjected to heat exchange through the return air cooling tower, hot water cooled in the air cooling tower is subjected to heat exchange with an evaporation end of the refrigerating unit, and the stope air cooler is used for cooling the stope. A refrigerant of the refrigerating unit is cooled and then exchanges heat with hot water from the stope air cooler, the hot water from the air cooler is cooled, the hot water from the air cooler enters the stope air cooler after being cooled, air entering the stope air cooler is cooled, the cooled air is conveyed to the stope, and the stope air is conveyed to the stope. Therefore, the effect of cooling the stope environment is achieved. The air return system is used for providing cooling capacity instead of a water cooling tower system, and the problems of water supply difficulty and water pollution are solved.

The invention relates to a viaduct comprehensive transportation hub ventilation and illumination system. A draught fan is installed at an end opening of an air pipe, and the air pipe is provided witha plurality of air outlets, a plurality of illumination devices, a driving mechanism and a refrigerating and heating system for adjusting the temperature of air in the air pipe; rotating rollers are rotatably mounted on the two corresponding sides of the air outlet, arc-shaped air deflectors are arranged on the rotating rollers, and a plurality of through holes are formed in the arc-shaped air deflectors; a control system is in telecommunication connection with the draught fan, the illumination devices and the refrigerating and heating system, and the driving mechanism is connected with the rotating rollers to enable the two rotating rollers to rotate relatively; when the two arc-shaped air deflectors are completely folded at the air outlet, one arc-shaped air deflector is located on the other arc-shaped air deflector, the lower side face of one arc-shaped air deflector is in complete contact with the upper side face of the other arc-shaped air deflector, the radiuses of the two arc-shaped air deflectors are consistent, and the through holes of the two arc-shaped air deflectors are formed in a staggered mode. Moreover, transfer is convenient; the use and manufacturing cost of ventilation and illumination is reduced, and ventilation and use are comfortable.

The invention relates to an electric heater which comprises an electric heater body, a fan and a plurality of heating elements. A cold air inlet is formed in the side, close to an electric heater body shell, of the fan. A first hot air duct and a second hot air duct are arranged in the air outlet direction of the fan. The heating elements are arranged inside the first hot air duct and the second hot air duct. The first hot air duct and the second hot air duct are each of a multi-bend structure. Hot air outlets of the first hot air duct and the second hot air duct are horizontal and are provided with air direction adjusting devices. A plurality of air direction adjusting blades are arranged inside the air direction adjusting devices. An adjusting panel is arranged on the upper side of the electric heater body. The heating effect is better, the heating speed can be increased when the two ducts perform air outflowing at the same time, meanwhile, the air outlet direction can be adjusted under the effect of the air direction adjusting devices, and the using requirement of a user can be sufficiently met.

The invention discloses an infrared radiation heating paper draining system, and relates to the technical field of paper moisture draining. The system comprises a pretreatment device, a radiation heating device and a containing mechanism used for collecting lining paper subjected to water draining; the pretreatment device comprises a first drying cylinder, a second drying cylinder and a third drying cylinder which are sequentially arranged on a transmission path of the lining paper in the transmission direction of the lining paper; the radiation heating device comprises an infrared radiation heater arranged at the position of the third drying cylinder and a connecting circuit for connecting the infrared radiation heater to an external power source; the radiation heating device further comprises a potential regulator arranged on the connecting circuit; the containing mechanism comprises a front-end calender for processing dried paper, a rear-end calender for processing the dried paper,a paper rolling cylinder, and a paper tube, wherein the paper rolling cylinder and the paper tube are used for collecting rolled and sleeved paper. The system is used for draining water of the liningpaper with high water content, so that the lining paper meets the practical standard of water content of the lining paper.

The invention provides an embedded-type commercial air-conditioner indoor unit. The embedded-type commercial air-conditioner indoor unit comprises an enclosure body, a draught fan assembly, a heat exchanger and four auxiliary electric heaters. The enclosure body comprises a bottom plate, a square face plate and four side plates. A return air inlet is formed in the center of the square face plate,and four air outlets are formed around the return air inlet in the square face plate. The draught fan assembly is located inside the enclosure body. The heat exchanger is located inside the enclosurebody and on the outer circumferential side of the draught fan assembly. The heat exchanger is provided with a first heat exchange part, a second heat exchange part, a third heat exchange part and a fourth heat exchange part which are bent along the square face plate. The four auxiliary electric heaters are located between the first heat exchange part of the heat exchanger and the draught fan assembly, between the second heat exchange part of the heat exchanger and the draught fan assembly, between the third heat exchange part of the heat exchanger and the draught fan assembly and between the fourth heat exchange part of the heat exchanger and the draught fan assembly correspondingly. The four auxiliary electric heaters are fixedly installed on the bottom plate and the heat exchanger and refer to PTC electric heaters. By means of the embedded-type commercial air-conditioner indoor unit, the influence on the air outlet effect of the air outlets by the auxiliary electric heaters can be reduced; and in addition, the air outlet temperatures of the air outlets can be made more uniform due to the position design of the four auxiliary electric heaters.

The invention discloses an intelligent plant growth experiment device which comprises a first growing room, a second growing room, a water-cooled type LED area light source, a control system, a cover plate, a public air adjusting room and a CO2 fertilizer applying device, a compressor, a fertilizer bucket, a water tank and the like. The experiment device is cooled by the compressor and heated by a PTC, recycles the heat generated by an LED light source and controls the joint temperature control module of the public air adjusting room. The temperatures of the two growing rooms are adjusted and controlled by controlling the temperature of an air supply room of the public air adjusting room and the flow and rotating speed of draught fans of the growing rooms, and the independent management of the temperatures of the growing rooms can be achieved. The invention further discloses a temperature adjusting and controlling method of the intelligent plant growth experiment device. The intelligent plant growth experiment device is reasonable in design and convenient to use, and the temperature adjustment and control of the device are effectively achieved.