5199results about "Ducting arrangements" patented technology

The present invention provides an air purifier including an outer case having a filtering cavity and a driving cavity spaced apart from each other, a filter received in the filtering cavity, a driving fan received in the driving cavity. The outer case has at least one air inlet and an air output. An air hub extends into the driving cavity. The air hub includes a first air drawing frame and a second air drawing frame coaxially formed with respect to the filter. An axial direction of the first air drawing frame is aligned with a longitudinal axis of the driving fan. The second air drawing frame extends peripherally, upwardly and radially from the first air drawing frame into the driving cavity.

The invention discloses a laboratory air-conditioning temperature control system and method based on artificial intelligence, and relates to the field of laboratory temperature control. Optimizing the positions of the air supply and exhaust outlets by using a pre-constructed airflow analysis model; according to the optimized positions of the air supply and exhaust outlets, the air conditioning system is used for controlling airflow to flow to the corresponding air supply and exhaust outlets, and directional airflow from the first area to the second area is generated; according to laboratory electrical load data, an optimal charging and discharging strategy of an energy storage device is generated by using a reinforcement learning algorithm, and the reinforcement learning algorithm enables an intelligent agent to learn optimal strategies in different states by constructing a state space including electricity price, electrical load, energy storage electric quantity and photovoltaic power generation and setting a reward function with maximum load stability. Aiming at the low laboratory temperature control precision in the prior art, the temperature control precision is improved by simulating an airflow velocity field and radiation quantity distribution and optimizing the layout of air supply and exhaust outlets by using CFD simulation and a genetic algorithm.

A gable vent assembly has a base that mates and locks with a cover having vents in a first position when locks of the base and cover are aligned with one another to lock together. The cover and base nest together in a second unlocked position when the cover is rotated relative to the base so that locks of the base and cover are not aligned and cannot lock together.

The utility model discloses a fluid pipeline and a heating and ventilation device. The fluid line includes: a first steel pipe; a second steel pipe; the first transition part is connected with the first steel pipe, and part of the first transition part protrudes out of one axial end of the first steel pipe to form a first protruding part; the second transition part is connected with the second steel pipe, and the part of the second transition part protrudes out of one axial end of the second steel pipe to form a second protruding part; a gap is formed between the end face of one axial end of the first steel pipe and the end face of one axial end of the second steel pipe in the axial direction of the fluid pipeline. According to the fluid pipeline, the gap is formed between the end face of one axial end of the first steel pipe and the end face of one axial end of the second steel pipe in the axial direction of the fluid pipeline, and under the condition that the first protruding part and the second protruding part are welded, welding heat between the first transition part and the second transition part is prevented from being welded to the first steel pipe and the second steel pipe; therefore, the safety of the fluid pipeline is improved.

The invention relates to the technical field of air conditioning systems, in particular to an automatic pressure difference adjusting device for a clean room. According to the scheme, when pressure difference maintaining work is conducted, air in an air inlet pipe enters a bearing frame, then is guided out of an air guide frame opening and finally flows out of an air outlet grid; in the process, the air body firstly passes through the impurity removal auxiliary assembly, and a plurality of annular and rotatable adhesion cotton swabs are arranged in the impurity removal auxiliary assembly to perform primary impurity removal and filtration on the air body, so that the impurity removal pressure of the filter screen plate body is reduced, and most impurities are adhered to the adhesion cotton swabs; the problem that the filter screen plate body is blocked in a short time is avoided, namely the situation that ventilation power of an air conditioner needs to be increased when pressure difference maintaining work is carried out is avoided, and a certain beneficial effect on energy conservation of the air conditioner is achieved; in addition, the air outlet grid can be independently detached, the bearing frame does not need to be integrally detached, and the positive influence on indoor pressure difference stability and air conveying work is achieved.

Ventilation members for venting and / or draining moisture in building structures include a base panel and at least a transversely extending panel. Vent or drain openings are provided through the transverse panel, and a holding clip extends from the transverse panel for holding a drainage mat in place.

The invention belongs to the field of air treatment equipment, and particularly relates to a water carrier negative ion generating device. Comprising a water carrier anion generating structure and a water supply device, the water carrier negative ion generation structure generates negative air ion airflow and water mist in an internal and external airflow duct mode, and water carrier negative ions are output after the water mist is guided to flow in the same direction and mixed through the injection effect of the negative air ion airflow; the water supply device supplies water to the water carrier negative ion generation structure in the mode that water is stored below the water carrier negative ion generation structure, condensate water is recycled, and water is transferred and conveyed from the upper portion of the water carrier negative ion generation structure. According to the water supply system, long-distance water carrier negative ion conveying can be provided, stored water, supplied water and condensed water can form a closed-loop water circulation system, compared with a traditional open type water supply system, the water saving rate is remarkably increased, and the loss of the condensed water is reduced.

Provided is a duct connecting apparatus that is easily mounted on an air conditioner and an air conditioner including the same. The duct connecting apparatus that connects a duct to an inlet of an air conditioner includes a housing provided with an intake hole communicating with the duct and a discharge hole communicating with the inlet, a latch part provided on a lower end of the housing and configured to be seated and mounted on a lower edge of an edge defining the inlet, and a coupling part provided on the housing and configured to detachably couple the housing to an outer surface of the air conditioner.

The utility model relates to the technical field of air conditioning, in particular to a fresh air module and an air conditioner with the fresh air module, and aims to solve the problem that in the prior art, a fresh air module of a fresh air ventilator or an air conditioner is single in function. In order to achieve the purpose, the fresh air module comprises a shell and a fan arranged in the shell, a fresh air inlet and a fresh air outlet are formed in the shell, the fresh air inlet is communicated with the outdoor space, the fresh air outlet is communicated with the indoor space, and an air return opening is further formed in the shell and communicated with the indoor space. The return air inlet and the fresh air inlet are formed in the air inlet side of the fan, and the fresh air outlet is formed in the air outlet side of the fan. Through the arrangement of the return air inlet, the fresh air module has the fresh air function and the air circulation function, the requirement of people for fresh air can be met, the comfort level can be improved, and the user experience is effectively improved.

The embodiment of the invention discloses a liquid water source collecting device, an air conditioner, a control method and related devices.The liquid water source collecting device comprises a liquid collecting assembly, a liquid enriching assembly, a first pipeline assembly and a second pipeline assembly, in the using process, the first pipeline assembly is used for supplying air to a moisture absorbing and discharging part, and the second pipeline assembly is used for supplying air to a moisture absorbing and discharging part; the moisture absorption and removal part captures water vapor and water vapor in the air, then the energy supply assembly can provide energy for the moisture absorption and removal part, the moisture absorption and removal part is promoted to release the water vapor, and the water vapor can be supplied to the liquid collection assembly through the second pipeline assembly to be stored. On the basis of the liquid water source collecting device provided by the embodiment of the invention, liquid water can be automatically supplemented into the liquid collecting assembly by utilizing water vapor and water vapor in the air, so that a user does not need to supplement water or the water supplementing frequency of the user can be greatly reduced, the water using convenience of an electric appliance can be guaranteed, and the user experience is improved.

An air duct interface for an aircraft engine is disclosed herein. The air duct interface includes a first air duct, a first outer wall, a mating interface disposed circumferentially around the first outer wall, a second air duct, a second outer wall, and a gasket interface disposed circumferentially around the second outer wall. The mating interface includes a first angled portion extending away from the first outer wall in a first direction and a second angled portion extending away from the first outer wall in a second direction opposite the first direction. The gasket interface includes a first portion extending away from the second outer wall in the first direction, wherein the first portion is configured to engage the first angled portion and a second portion extending away from the second outer wall in the second direction, wherein the second portion is configured to engage the second angled portion.

The utility model relates to the technical field of air conditioning, in particular to an air supply structure, an air supply system and a koji room. The air supply structure comprises an air supply branch pipe, a first air valve assembly and a second air valve assembly. One end of the air supply branch pipe is an air inlet end, and an air supply section with a plurality of air supply holes in the pipe wall is formed on the air supply branch pipe; the first air valve assembly comprises a first driving mechanism and a first air valve arranged in the air supply section, and the first driving mechanism is configured to drive the first air valve to move in the air supply section so as to be close to or away from the air inlet end; the second air valve assembly comprises a second air valve arranged in the air supply section, and the second air valve is located between the first air valve and the air inlet end. According to the method, targeted air supply can be conducted on the local heating area in the space, unnecessary whole-area air supply is reduced, cooling capacity is concentrated in the hot spot area, the method can adapt to constantly-changing hot spot positions, and the air supply area and the air supply amount can be adjusted.

The utility model discloses a mechanical pressurized air supply structure for an antechamber of a building, comprising an air inlet pipe, a pressurized air supply fan, an electric regulating valve, a 70°C fire damper, an electric normally closed valve, a pressurized air supply port, a residual pressure sensor, an air supply main pipe and an air supply branch pipe, wherein the air inlet pipe and the pressurized air supply fan are arranged in a special fan room, and the air supply main pipe is laid in a civil engineering air shaft; the air supply branch pipe passes through a partition wall of the civil engineering air shaft and is laid on the top of an upturned beam bottom of an antechamber, the air supply branch pipe is connected with the air supply main pipe, the air inlet pipe is connected with the pressurized air supply fan, the pressurized air supply fan is connected with the air supply main pipe through the electric regulating valve and the 70°C fire damper in sequence, and the air supply branch pipe entering the antechamber of each floor is provided with an electric normally closed valve and a pressurized air supply port. The utility model arranges an upturned beam at the partition wall of the civil construction air shaft so that the top of the pressurized air supply branch pipe is close to the upturned beam and the bottom is almost level with the bottom of the top plate of the front room, and is laid to connect to the front room. The air duct occupies a small net height of the front room, and at the same time, a suspended ceiling decoration is adopted to eliminate the influence of the air supply branch pipe extending into the front room on the visual impact of the front room.

The invention relates to the technical field of household appliances, and discloses an air outlet device and a household appliance, the air outlet device comprises a shell and an airflow adjusting device arranged in the shell, the shell is provided with an air inlet and at least two air outlets, and the at least two air outlets discharge air in different directions; the airflow adjusting device can generate airflow and convey the airflow to the at least two air outlets. Through the at least two air outlets formed in the shell, air can be discharged in different directions, the air supply range of the air outlet device is expanded, the whole house can be rapidly heated or cooled, the use requirement of a user for rapidly reaching the set temperature is met, and the problems that in the prior art, an air outlet device is single in air outlet direction, limited in air supply range and poor in practicability are solved. And the use experience is not good.

Methods and systems for an air conditioning unit is provided. The air conditioning unit includes a housing having a first compartment and a second compartment separated from the first compartment by a partition disposed in the housing, the housing including an air inlet and an air outlet. A refrigerant circuit includes a compressor disposed in the first compartment. An air flow path extends through the second compartment. The air flow path is arranged to route air flow from the air inlet to the air outlet, and a blower is disposed in the air flow path. A refrigerant leak detection system is configured to detect a refrigerant leak within the housing. An inducer is disposed in the housing. The inducer is configured to move air from the first compartment into the air flow path upon detection of the refrigerant leak by the refrigerant leak detection system.

The utility model provides a cabinet type air conditioner. The cabinet type air conditioner comprises a machine shell, an air outlet channel, a first air inlet channel, a second air inlet channel and a first motor. A first air inlet, a second air inlet and an air outlet are sequentially formed in the first side wall of the machine shell at intervals in the transverse direction. The second air inlet is located between the first air inlet and the air outlet. An outlet of the air outlet duct is connected with the air outlet. And an air outlet wind wheel is arranged in the air outlet duct. The inlet side of the air outlet wind wheel comprises a first inlet and a second inlet, and the second inlet is located in the side, close to the first side wall, of the first inlet. The first air inlet duct is formed between the first air inlet and the first inlet, and a first air inlet wind wheel is arranged in the first air inlet duct. The second air inlet duct is formed between the second air inlet and the second inlet. The first motor is in transmission connection with the air outlet wind wheel and the first air inlet wind wheel. According to the air conditioner, an air inlet wind wheel motor can be omitted, and the effect of reducing the production cost of the air conditioner is achieved.

The invention provides an energy-saving central air conditioner, which belongs to the technical field of central air conditioners, and comprises an air conditioner body and a pipeline arranged at the lower end of the air conditioner body, and further comprises an air inlet adjusting assembly, an induction dust collecting assembly and a cleaning and collecting assembly, air is purified through electrostatic adsorption of the adsorption plate, dust accumulation and local blockage conditions are accurately detected through cooperation of an elastic part, a magnetic coating and a Hall sensor, the air inlet quality of the air conditioner and system operation are prevented from being affected by feedback signals, tiny impurities can be effectively captured by the adsorption plate, and the air cleanliness is improved; a wind power and knocking combined mode is adopted for dust removal, a filter screen plate and an adsorption plate are cleaned in all directions, and inlet air cleanliness is guaranteed; when the ash discharging port is not used for removing ash, the magnetic blocking plate blocks the ash discharging port to prevent leakage, and the pressing rod limits the position of the connecting plate to ensure the monitoring precision of the sensing rod, reduce part shaking, prevent dust from falling off in advance and ensure the adsorption effect; the baffle is connected with related parts to control the opening degree of the pipeline, dust is prevented from entering the wall during dust removal, and dust collection is guided.

A system for delivering inactivated pathogens to an enclosure includes an air delivery system, the air delivery system comprising: (a) an air intake; (b) an air conditioning unit; (c) an air mover; (d) a UVC disinfection unit; (e) an enclosure; (f) an enclosure air entry vent; (g) an enclosure air discharge vent; and (h) an air circulation pathway going from the air intake through an air duct connected at one end to the air intake and at a second end to the enclosure air entry vent that opens into the enclosure, wherein the air duct provides a passageway through the air delivery system. A pathogen loading inlet is connected to the air circulation pathway. The enclosure is a room, a nursing home, an airplane, a train, a ship, or a critical care unit in a hospital. The enclosure can also be a free-standing and / or mobile unit.

The invention relates to a humidification control method and system for an air cabinet heating air conditioning unit. The humidification control method comprises the following steps that purified fresh air is cooled and dehumidified; the cooled and dehumidified fresh air and return air are mixed, and three-dimensional spiral vortex mixed airflow is formed; according to the temperature and humidity distribution data of the three-dimensional spiral vortex mixed airflow, a middle surface air cooler and a rear surface air cooler are controlled to conduct secondary cooling and temperature control treatment on the three-dimensional spiral vortex mixed airflow; a high-pressure water mist humidification system is adopted for carrying out humidification treatment on the three-dimensional spiral vortex mixed airflow obtained after secondary cooling and temperature control treatment, moisture filtering is carried out on the humidified three-dimensional spiral vortex mixed airflow through a honeycomb-shaped water curtain, and supplied air obtained after moisture filtering is input into a target workshop through a draught fan. The technical problems that an existing system usually adopts a simple steam humidification or wet film humidification mode, the response speed is low, the adjusting precision is low, and the requirement for dynamic humidity change in the complex environment is difficult to meet are solved.

The utility model provides a cabinet air conditioner. The cabinet air conditioner comprises a machine shell, a first air duct, a heat exchanger and a second air duct. The first air channel is formed in the machine shell. A first air inlet and a first air outlet are formed in the two ends of the first air channel. The first air inlet and the first air outlet are both formed in the first side wall of the machine shell. A first wind wheel is arranged in the first air channel and divides the first air channel into a first air inlet section located on the upstream of the first wind wheel and a first air outlet section located on the downstream of the first wind wheel. The heat exchanger is vertically arranged in the first air inlet section. The second air channel is formed in the machine shell. A second air inlet and a second air outlet are formed in the two ends of the second air channel. The second air inlet is formed in the first side wall. The second air outlet is located in the first air inlet section and located between the heat exchanger and the first wind wheel. And a second wind wheel is arranged in the second air duct. The air outlet flow and the air supply distance of the air conditioner can be improved.

The present technical solution relates to the field of equipment for ventilation systems, and more particularly to an air flow deflector for inclusion in a ventilation diffuser to distribute flows of air, which can be built into ceilings such as, for example, plasterboard or stretch ceilings. The main technical result consists in permitting more efficient fastening of the air flow deflector inside the ventilation diffuser. In a preferred embodiment of the invention, an air flow deflector is claimed which is positioned in a ventilation diffuser and is designed to be pivotable in relation to the air flow exit plane from the ventilation diffuser, the deflector being attached to a retaining element with the aid of at least one fastener that provides a clamping force for fastening the deflector.

The invention provides an attenuator for ducted air flow systems such as heating, ventilation and air conditioning systems arranged to direct the airflow into the attenuator by reducing the airflow path geometry into a central channel surrounded by absorbing material to damp resonant modes to reduce noise more uniformly across the desired frequency spectrum than resistive attenuators.

An integral assembly type operating room takes an operating room as a medical unit, an enclosure structure comprising a bottom groove, an outer groove, a main beam, a wall plate, an inclined ceiling hanging groove, a filling plate hanging groove, an air supply ceiling, cleaning equipment and a power distribution system are integrally and modularly designed, and industrial production and standardized installation are achieved. After assembly is completed, the cleaning equipment wrapped by the silencing enclosure is integrally installed in a passageway between the decorative plate and the framework, an air return opening and an air exhaust opening are formed in the framework, and the air return opening and the air exhaust opening are connected with the cleaning equipment and an exhaust fan through composite silencing air pipes correspondingly. By means of the double noise reduction scheme formed by the composite noise reduction air pipe and the noise reduction enclosure structure, noise generated by the cleaning equipment and regeneration noise generated in the air flowing process can be effectively controlled within the standard range. The invention further provides an assembly method of the integral assembly type operating room, through the assembly method, the integral type operating room can be rapidly assembled, the assembly efficiency is improved, and the construction period is greatly shortened.

The utility model provides an upper air outlet cavity of a mobile air conditioner. The upper air outlet cavity comprises an upper volute assembly and a lower volute assembly which are arranged in an air conditioner shell. The upper volute assembly comprises an upper volute and a first impeller arranged in the upper volute, a first air inlet and a first air outlet are formed in the side wall of the upper volute, the first air outlet is formed upwards, one or more cold air outlets corresponding to the first air outlet are formed in the top of the air conditioner shell, and the first air inlet is communicated with the first air outlet. An evaporator for cooling airflow is arranged on an air inlet path of the first air inlet; the lower volute assembly comprises a lower volute and a second impeller arranged in the lower volute, a second air inlet and a second air outlet are formed in the side wall of the lower volute, the second air inlet is arranged downwards, and a condenser is arranged on an air inlet path of the second air inlet. The upper air outlet cavity of the mobile air conditioner is compact in structure, long in air supply distance, capable of adjusting the air outlet direction and angle and good in using effect.

The invention provides air conditioning equipment, a control method and related equipment.The air conditioning equipment comprises a liquid collecting device, a heat exchange device, a water using device and a controller, through the arrangement of the liquid collecting device and the water using device, the liquid collecting device can collect liquid water generated by the heat exchange device, and the water using device is used for controlling the liquid water; the water generated by the heat exchange device does not need to be directly discharged, but is utilized, on one hand, the drainage pressure of the drainage pipe is reduced, and the probability of surface water accumulation is reduced; on the other hand, water generated by the heat exchange device can be fully utilized, and more water is saved. It can be understood that the heat exchange device can serve as an evaporator, heat can be absorbed in the evaporation process, water vapor in initial air or other medium flows can form condensate water or frost due to heat absorption, and liquid water can be obtained by collecting the condensate water or frost melting water through the liquid collecting device.

The present application relates to air conditioning technology field, specifically relates to a kind of partition regulation formula refrigeration constant temperature and humidity air conditioning unit with air supply system, comprising: unit machine case;Constant temperature air supply structure for temperature regulation for air supply system air supply is equipped in the inside of unit machine case, and the air supply end of constant temperature air supply structure is connected with air duct for wind force transmission;The air duct is installed with constant humidity partition regulation structure for indoor partition regulation air supply in air outlet end.This application, in hot air heating mode, system can effectively deliver hot air to each partition by closing No. 1 and No. 3 electromagnetic valve, realize subarea heating, improve energy utilization efficiency, in cold air refrigeration mode, system is adjusted closed flap and starts compressor, so that cold air is delivered to each partition after refrigeration cycle, also realize subarea refrigeration, exhaust air and dust mode can extract indoor peculiar smell and dust, improve indoor air quality.

The utility model provides an anti-condensation and anti-icing exhaust air pipe which comprises an indoor air pipe and an outdoor air pipe. The air exhaust direction is from the front end to the tail end, the cross section of the indoor air pipe is gradually reduced in the air exhaust direction, and the front end of the indoor air pipe is located indoors and connected with an air exhaust fan; the tail end of the indoor air pipe extends outdoors; the outdoor air pipe and the indoor air pipe are coaxially arranged; the outdoor air pipe comprises an outdoor air pipe body with the equal cross section, an outwards-turned horn-mouth-shaped turned edge is further formed at the front end of the outdoor air pipe body, the tail end of the indoor air pipe is sleeved with the outwards-turned horn-mouth-shaped turned edge, a gap is formed between the outwards-turned horn-mouth-shaped turned edge and the outer wall of the tail end of the indoor air pipe, and an outdoor induced air flow channel is formed. The utility model provides a novel air exhaust duct structure, which effectively prevents the phenomena of air exhaust condensation and freezing through special design, ensures the normal operation of an air exhaust system, reduces the risk of ground freezing, and ensures that the air exhaust system can safely and efficiently operate in winter.

The utility model relates to the technical field of elevators, in particular to an elevator car ventilation device capable of adjusting ventilation quantity, which comprises a car, a plurality of air outlet holes a which are distributed at equal intervals front and back are arranged on the middle lower portions of the left side and the right side of the inner wall of the car, and a plurality of air outlet holes b which are distributed in a matrix are arranged on the left side and the right side of the inner wall of the car and located above the air outlet holes a. Adjusting assemblies are arranged on the left side and the right side of the inner wall of the lift car correspondingly, each adjusting assembly comprises two L-shaped fixing vertical plates which are symmetrically arranged front and back, a shielding plate is slidably connected between the two L-shaped fixing vertical plates, and the position, close to the middle of the top edge, of the outer side of the shielding plate is in threaded connection with a pressing bolt. According to the elevator car ventilation device capable of adjusting the ventilation quantity, the opening and closing states of the air outlet hole b can be flexibly adjusted through the baffle plate in the adjusting assembly, so that the air flow is controlled, passengers can adjust the ventilation intensity according to actual requirements, and the situation that passengers feel uncomfortable due to large air flow in winter or under other special conditions is avoided.

The invention discloses a method for improving the internal thermal environment of an air film, and the method comprises the steps: measuring the internal dimensions of an air film retaining wall and an air film material shed, selecting a severe stockpiling heating region in an operation region as a treatment region, selecting an air film retaining wall region as an attachment jet flow air supply unit installation position, constructing a middle air supply unit, and constructing a first air port structure. And air port configuration is conducted, the air speed and flow guide of the first air port structure are set, then the middle air supply unit is arranged, and the attached jet flow air supply unit is constructed. By means of the arrangement mode that the middle air supply unit and the attached jet flow air supply unit are matched, the attached jet flow air supply unit forms an air lake through the coanda effect, the middle air supply unit adopts a double air supply mode, and fresh air can be accurately conveyed to the operation areas on the two sides and the middle core area; the short-circuit effect and the top-layer heat island phenomenon of traditional ventilation are broken through, heat accumulation is prevented, the indoor temperature is remarkably reduced, and the overall thermal environment is improved.