938results about "Air heaters" patented technology

Electric heat for generating smoke from tobacco or the like in a hookah type smoking pipe. Electric heat is obtained from an electrically powered heating element which may be placed proximate the tobacco. The heating element may be contained within a housing which in turn may be placed above the smoking chamber of the hookah. The housing may have adjustably damped holes disposed to pass air over the heating element. Electrical circuitry serving the heating element may comprise a step down transformer and a voltage adjusting switch. The heating element may be integral with the hookah, may take the form of a separate component which is mountable over the smoking chamber of the hookah, or may comprise a free standing assembly which may be placed to stand adjacent to the hookah.

A mobile heater adapted to heat air from the environment and to supply the heated air into a cabin like a recreational vehicle or a tent, the heater comprises a housing, a supply air inlet arranged at a side of the housing, a supply air outlet arranged at another side of the housing, a supply air channel inside the housing extending the between the supply air inlet and the supply outlet, means for generating a supply air flow inside the supply air channel from the supply air inlet to the supply air outlet, and flexible supply air hose that can be removably coupled to the supply air outlet and by means of which the heated air can be led inside the cabin, the heater further comprises a burner chamber inside the housing, wherein the supply air channel passes through the burner chamber, a burner arranged inside the burner chamber, a heat exchanger arranged inside the burner chamber and being designed as a tube section that forms at least a section of the supply air channel, a control unit and a user interface , wherein the burner extends below and along a vertical projection of the heat exchanger, and the heat exchanger has a plurality of firstlamellas and second lamellas, wherein the first lamellas extend from the outer surface of the tube section inside the burner chamber and parallel to a vertical plane, and the second lamellas extend from the inner surface of the tube section inside the supply air channel and along the direction of the supply air flow.

The invention relates to the technical field of electric heater preheating, in particular to an electric heater preheating system and method. Wherein the electric heater comprises a shell, an electric heating tube and a junction box; the preheating device comprises a hot air module, a control module, a pressure sensor, a temperature and humidity sensor and a switch valve. The hot air module comprises a draught fan, a heating piece and a connecting air pipe, and the connecting air pipe is connected with the first pipe opening so that hot air generated by the hot air module can be input into the shell through the first pipe opening. The second pipe orifice is used for discharging air, the pressure sensor and the temperature and humidity sensor are arranged at the second pipe orifice to detect a pressure value, a temperature value and a humidity value, and the switch valve is arranged at the second pipe orifice to adjust the opening and closing and / or the opening degree of the second pipe orifice. When the electric heater is in a shutdown state, the external preheating device is connected with the electric heater to form a preheating system, energy of a molten salt system does not need to be depended on, non-internal circulation air is utilized, and preheating and moisture removal of the electric heater are achieved.

The embodiment of the invention provides an air inlet blockage detection method and device, electronic equipment and a storage medium, and the method comprises the steps: detecting the working current of a motor and the temperature of an air outlet during the operation period of the equipment; determining a temperature change parameter based on the air outlet temperature; and based on the motor working current and the temperature change parameter, outputting blockage state information. According to the embodiment of the invention, the blockage state of the air inlet can be timely and accurately detected, and the reliability and safety of equipment are improved.

Systems and methods for establishing a warmed potable water flow from an aircraft potable water supply with an ambient temperature absorbs and scavenges waste heat from an air chiller condenser exhaust of an air chiller circuit at a heat exchanger to pre-warm a potable water flow delivered to an aircraft galley appliance water heater, and to increase appliance water heating efficiency and to conserve electrical power for running aircraft galley appliance water heaters.

The invention relates to the technical field of memory bank testing, in particular to a memory bank aging testing device and method.The memory bank aging testing device comprises a testing box, a testing cavity is formed in the testing box, a testing plate is arranged in the testing cavity, and a memory bank is inserted into the testing plate. A double-shaft motor is matched with an electromagnetic clutch to respectively drive a soaking mechanism and a heat recovery mechanism, a reciprocating screw rod drives an extension box to move up and down in a reciprocating manner, a toothed plate and a driving gear are in meshing transmission, so that a rotating pipe rotates while moving, and a spray pipe forms composite sweeping airflow; dehumidification and regeneration are synchronized through cooperation with continuous rotation of the rotary box, closed-loop air treatment is formed, dynamic and uniform distribution of hot air in the test cavity is achieved, temperature stratification is effectively eliminated, meanwhile, energy consumption is remarkably reduced through waste heat recovery and medium regeneration, and the test efficiency is improved. And high uniformity, high cleanliness and low-energy-consumption operation of a high-temperature aging test environment are guaranteed.

Means for maintaining temperatures of lithium-containing electrochemical cells, inside electronic devices, and within containers within the desired temperature range without requiring the use of cooling liquids. Temperature is maintained through the use of coatings and at least one fan. The coating features at least 30% particles consisting of encapsulated solid substances that change phase at temperatures between 25 and 45 degrees Celsius. By means of the present invention, thermal management of lithium-containing electrochemical cells, within enclosures, inside structures and inside containers can be provided with recyclable coatings.

The present application relates to a household outdoor dual-purpose pet hair dryer, comprising an upper shell and a lower shell, the upper shell and the lower shell are mutually buckled to form an internal mounting chamber, a heating and air supply assembly is arranged in the mounting chamber, the heating and air supply assembly is connected with an intelligent temperature control assembly mounted on the side surface of the upper shell and the lower shell, a cage fixing assembly is mounted on the surface of the lower shell to fix the hair dryer on the pet cage, the present application realizes effective isolation of the heating component and the pet through the structure of cage outside fixation and cage inside temperature measurement, improves the use safety, cooperates with the rotatable temperature probe and the intelligent temperature control mode to accurately and stably warm the pet activity area, simultaneously adopts the dustproof filtering and antibacterial integrated structure to improve the air intake and the internal environment, reduces the maintenance difficulty, prolongs the service life of the whole machine, and is suitable for various use scenes.

The utility model provides an efficient condensation type fuel gas volumetric water heater, and relates to the technical field of water heaters, the efficient condensation type fuel gas volumetric water heater comprises a shell, a condensation cover is arranged in the shell, an inner container barrel is arranged in an inner cavity of the condensation cover, and an upper cover seal head and a lower cover seal head are fixedly arranged at the two open ends of the inner container barrel respectively; an annular smoke channel is formed between the outer side wall of the inner container barrel and the inner side wall of the condensation cover, a first communicating smoke cavity is formed between the outer wall of the upper cover end socket and the inner wall of the upper portion of the condensation cover, and a second communicating smoke cavity is formed between the outer wall of the lower cover end socket and the inner wall of the lower portion of the condensation cover. Smoke sequentially flows through the main heat exchange smoke pipe, the third communicating smoke cavity, the secondary heat exchange smoke pipe, the first communicating smoke cavity, the annular smoke channel, the second communicating smoke cavity and the condensation smoke exhaust pipe connector, high-temperature smoke flows through the smoke pipe in the inner container and completely wraps the inner container, and therefore the heat exchange efficiency is improved.

The biomass particle hot blast stove comprises a stove body, a feeding assembly, a combustion assembly, a heat exchange assembly and a smoke exhaust assembly. The combustion assembly is arranged in the furnace body, a combustion chamber of the combustion assembly is sequentially divided into a drying pyrolysis area, a main combustion area and a burnout area in the conveying direction of biomass particles, and ordered partitioned combustion of preheating, sufficient combustion and complete burnout of fuel is achieved; the heat exchange assembly comprises a first heat exchange set arranged above the combustion assembly and a second heat exchange set arranged in the circumferential direction of the combustion assembly, and a three-dimensional and multi-layer waste heat recovery structure is formed. The combustion efficiency and the burn-off rate of the biomass particles are obviously improved; through the first heat exchange set and the second heat exchange set, efficient and sufficient recovery of combustion waste heat is achieved, and the overall heat efficiency and the energy utilization rate of the hot blast stove are greatly improved.

The invention discloses a novel ceiling fan structure and belongs to the technical field of ceiling fans, the novel ceiling fan structure comprises a remote controller and a hanging rod connected with a ceiling fan body in a matched mode, the ceiling fan body comprises blades, a motor, a motor shell and a main control board, the blades are provided with blade buckling parts and blade disassembling and assembling assemblies, the motor is arranged on the motor shell, and a connecting base disassembling and assembling assembly is arranged on the motor. The blades are matched with two different positions of the connecting seat dismounting and mounting assembly in a dismounting and mounting manner through the blade buckling parts and the blade dismounting and mounting assembly; a decorative lamp assembly is arranged on the hanging rod, decorative lamp sets emitting light downwards and upwards are arranged on the decorative lamp assembly, a warm air illuminating lamp assembly is arranged on the motor shell, and a heater, warm air blades blowing air towards the direction of the heater and illuminating lamp sets emitting light downwards and outwards are arranged on the warm air illuminating lamp assembly. The main control board is in electric control connection with the motor, the decorative lamp set, the warm air motor, the heater and the illuminating lamp set, and the remote controller is in remote electric control connection with the main control board. The ceiling fan is convenient to disassemble, assemble and control and good in lighting and warm air effect.

The invention discloses a sunshading and demisting system matched with an optical observation instrument. The sunshading and demisting system comprises two supports; the first framework, the second framework and the third framework are rotationally connected between the two brackets, are in semi-arc shapes and rotate in corresponding shaft holes of the brackets; a fourth framework, a fifth framework and a sixth framework which are the same are arranged at positions symmetrical to the first framework, the second framework and the third framework and are rotationally connected between the two brackets; the innermost first framework and the innermost fourth framework serve as active frameworks, and driving shafts are additionally arranged on the innermost first framework and the innermost fourth framework close to the root of the support and used for being in shaft connection with push rods of the stepping motors respectively; the two stepping motors are connected to the corresponding supports through shafts respectively. The two pieces of foldable sunshade cloth are respectively fixed on the frameworks on the two sides; the controller is electrically connected to the stepping motor and used for controlling the first framework and the fourth framework to rotate so as to unfold or fold the sunshade cloth; the air heater is electrically connected with the controller and used for supplying hot air into the skylight of the optical observation instrument through the air pipe.

There is provided a flow-directing apparatus for a furnace for curing tobacco, the flow-directing apparatus comprising: one or more flow guides arranged to form a primary fluid flow path to guide a primary fluid flow from a primary combustion chamber of the furnace to a mixing region of the furnace; and one or more bypass channels arranged to form a secondary fluid flow path for receiving a secondary fluid flow from an inlet, wherein the secondary fluid flow path bypasses at least part of the primary fluid flow path, wherein an outlet of the one or more bypass channels is arranged to feed into the mixing region to cause the primary fluid flow and the secondary fluid flow to mix.

The invention discloses a transformer radiator self-cleaning anti-blocking system and method based on forward and reverse rotation switching. The system comprises a driving module, a cleaning execution module, a sensor module, a control module and an anti-blocking evaluation module. The driving module comprises a forward and reverse rotation motor and a transmission mechanism, and the forward and reverse rotation motor is connected to the cleaning execution module through the transmission mechanism. Through a forward and reverse rotation switching driving mechanism, the multi-mode cleaning unit is combined, the characteristics of different impurities can be dynamically adapted, efficient anti-blocking is achieved, the system adopts high-frequency vibration and airflow backflushing for large-particle impurities, adhesive impurities are subjected to the synergistic effect of hot air and micro-oscillation, cleaning thoroughness is improved, and meanwhile, the cleaning efficiency is improved. The self-adaptive control strategy adjusts cleaning parameters according to the blockage degree, energy consumption and abrasion are reduced, and the service life of equipment is prolonged. According to the method, the cleaning efficiency is improved, the maintenance cost is reduced, and stable operation of the transformer is ensured.

The utility model relates to the field of heat pumps, in particular to a heat exchange device matched with a heat pump, which comprises a fan mounted on the inner side of the air inlet end of a heat exchange air duct of the heat pump, and a tilting frame which mainly comprises a carrier plate, a bottom plate, a bent rod piece and the like and is used for promoting the air conveying path of the fan to be obliquely changed, compared with the prior art, the heat pump heat exchange device has the advantages that the draught fan is arranged to be in an inclined mode, airflow is promoted to collide towards the inner wall of the air duct through rotation of the draught fan and the bearing plate of the draught fan, in this way, each area of the airflow can be in contact with the inner wall of the air duct with the high temperature, and the heat exchange efficiency is improved. Therefore, the situation that the temperature inside the air flow exhausted by the heat pump is inconsistent is greatly reduced.

The present invention relates to an electric heating device (100) with a housing (102; 104; 500) with a partition (117) that separates a connection chamber (120) from a heating chamber (106) for heat emission and from which at least one PTC heating device (112) projects as a heating fin towards the heating chamber (106), wherein the PTC heating device (112) comprises at least one PTC element and conductive traces electrically connected to the PTC element with different polarities for supplying current to it, which are electrically connected in the connection chamber (120), and a temperature sensor which is data-connected to a control device (330) and sealed in a temperature sensor receptacle (506) formed in a wall (117) delimiting the heating chamber (106).To improve the reception and contact of the temperature sensor (400) on its connection side, the present invention proposes to receive the temperature sensor (400) slidably in the temperature sensor receptacle (506) and to provide a support (556, 560) that interacts with the temperature sensor (400) and prevents the temperature sensor (400) from sliding out of the temperature sensor receptacle (506) and / or to directly contact a temperature sensor contact element (404) of the temperature sensor (400) in the connection chamber (120) with a circuit board (300) located therein by means of a plug connection.

The invention relates to a heating air outlet device and warm air equipment. The heating air outlet device comprises an installation support, a heating body, a supporting piece and a fan blade assembly. And a through mounting cavity is formed in the mounting bracket. And the heating body is matched and connected in the mounting cavity. The supporting piece is connected in the installation cavity in a matched mode. The supporting piece comprises at least two supporting arms, one end of each supporting arm in the lengthwise direction of the supporting arm is connected with the inner wall of the mounting cavity in a matched mode, and the other ends of the supporting arms in the lengthwise direction of the supporting arms are connected in a gathering mode. The two opposite ends, in the width direction, of the surface, close to the fan blades, of each supporting arm incline in the air supply direction of the fan blade assembly so that two air guide faces opposite in inclination direction can be constructed and formed. By means of the inclined air guide faces formed on the supporting arms, air flow can evenly circulate in the installation cavity, then even heat exchange of the heating body is achieved, the situation that support parts are deformed and damaged due to overheating is avoided, the service life of the installation support is effectively prolonged, and the use safety of the warm air equipment is guaranteed.

The utility model relates to the technical field of hot air guns, in particular to a clamping mechanism and a hot air gun. The air nozzle comprises a fixing assembly and an air nozzle body fixedly connected to the bottom of the fixing assembly. The fixing assembly is used for rapidly fixing an air outlet of the hot air gun to a to-be-heated component. And the tuyere body is used for uniformly dispersing hot air blown out by the hot air gun. The hot air gun has the advantages that the hot air gun is rapidly fixed on a component to be heated through the fixing assembly, fatigue and inconvenience caused by holding the hot air gun for a long time are avoided, working efficiency and safety are improved, and burden of operators is relieved.

The utility model relates to the technical field of heating equipment, and provides a heating device. The heating device comprises a box body, an air blowing component and a heat exchange assembly. Wherein a cavity is formed in the box body, an air outlet is formed in one end of the box body, an air inlet is formed in the other end of the box body, and the air outlet and the air inlet are both communicated with the cavity; the air blowing component is arranged in the cavity and used for forming air flow in the cavity, and the air flow flows from the air inlet to the air outlet; the heat exchange assembly is arranged in the box body and used for conveying heat in the warm air into the cavity. A first cover body is arranged at the air outlet and is used for blocking the air outlet; the air inlet is provided with a second cover body which is used for blocking the air inlet. According to the utility model, the defect that the heating equipment for directionally controlling the warm air in the prior art cannot utilize heat in the warm air is overcome, and the heating equipment which can utilize the heat in the warm air and can directionally and centrally control the flow direction of the warm air is realized.

A heat gun has a heating element, a heater housing, an inner cover part and an outer cover part. The heater housing that houses the heating element includes: (i) a cylindrical body extending in a longitudinal direction that defines a front-rear direction of the heat gun; (ii) a flow passage, and (iii) an outlet that is formed in a front end part of the body. The inner cover part is arranged outside of the heater housing in a radial direction orthogonal to the longitudinal direction of the heater housing, and covers at least part of the heater housing. The outer cover part is arranged outside of the inner cover part in the radial direction so as to be apart from the inner cover part, and covers at least part of the inner cover part. At least one through-opening is defined between the outer cover part and the inner cover part.

The invention discloses a spiral airflow heating device which is characterized by comprising a heating copper core, a vertically-through heating cavity is formed in the heating copper core, an air nozzle is arranged on an upper end cover of the heating copper core, a circle of obliquely-arranged air openings are formed in the circumferential wall of the air nozzle, and an inner flow guide cover and an outer flow guide cover are arranged outside the heating copper core in a matched mode, a first cavity is formed between the inner flow guide cover and the heating copper core and communicated with the lower end of the heating cavity, a second cavity is formed between the outer flow guide cover and the inner flow guide cover, the side lower portion of the second cavity is communicated with an air inlet guide pipe, and the inner end of the air inlet guide pipe is provided with an air guide opening for guiding airflow to spirally enter the second cavity. An air inlet hole for communicating the first cavity with the second cavity is formed in the upper end of the inner flow guide cover; the air inlet hole is provided with an air guide plate for guiding air flow to spirally enter the first cavity. Spiral air inlet is achieved, heat on the periphery of the heating copper core is fully utilized to preheat airflow, and the heating energy efficiency is improved.

To provide an electric heater that complies with seismic class S and prevents the sheathed heater from detaching from the casing or the insulator from being damaged even in the event of a natural disaster. [Solution] The electric heater 1 is installed inside an air conditioning duct and comprises a casing 10 and a plurality of straight-type sheathed heaters 20, one end 21 and the other end 22 of which penetrate the casing 10 and are mounted inside the casing 10. Here, each end 21 is fixed by a first insulator mounted between the end 21 and the casing 10 so as to sandwich the casing 10, a bush mounted on the inside of the first insulator, and a locking nut mounted on the outside of the first insulator. Each other end 22 is fixed by a second insulator mounted between the other end 22 and the casing 10, and a retaining ring mounted on the outside of the second insulator.

The utility model provides a cloth bag anti-condensation assembly of a pulse bag-type dust collector, which relates to the technical field of pulse bag-type dust collectors, and comprises a heating shell, a mounting shell is mounted at the top of the heating shell, an air source dispersing assembly is mounted at the top of the mounting shell, and the dispersing assembly is used for dispersing an introduced air source. The air source dispersing assembly comprises a fixing box, mounting rods, a driving motor and dispersing blades, the fixing box is mounted at the top of the mounting shell, the mounting rods are symmetrically mounted in the fixing box, the driving motor is fixed to one end of each mounting rod, and the dispersing blades are mounted at the output end of the driving motor. After the driving motor is electrified, electric energy is converted into kinetic energy, so that the dispersing blades at the output end are driven to rotate at a high speed, air entering the air source is dispersed through the dispersing blades, the interior of the heating shell can be filled with the air source for heating, and the heating uniformity of the air source is higher.

The utility model discloses a split burner type waste acid cracking furnace which comprises a combustion chamber, a feeding pipe is fixedly arranged on the left side of the combustion chamber, two groups of burners are fixedly arranged above the combustion chamber, the lower part of the combustion chamber is connected with a first cracking chamber through a partition plate, and the lower part of the first cracking chamber is connected with a second cracking chamber through a partition plate. The combustion chamber of the split burner type waste acid cracking furnace forms a suction structure with the connecting pipe under the driving of the fan, and the connecting pipe forms a communicating structure with the first cracking chamber and the second cracking chamber through the concave air inlet pipe, the spraying arm and the spraying head respectively, so that high temperature generated in the combustion chamber can be uniformly introduced into the first cracking chamber and the second cracking chamber; the first cracking chamber of the device and the second cracking chamber form a communicating structure through the through holes in the partition plate, and therefore it is guaranteed that the waste acid processed in the first cracking chamber can enter the second cracking chamber to be subjected to secondary processing.

The invention discloses heat supply equipment. The heat supply equipment comprises a gas water heater; the hot water heat dissipation assembly is arranged in the bathroom and comprises a shell, a hot water assembly and a heating assembly, and the hot water assembly and the heating assembly are arranged on the shell; the water pipe assembly comprises a hot water pipe, a cold water pipe and a water return pipe, the first end of the hot water pipe is communicated with a hot water outlet of the gas water heater, the second end of the hot water pipe is communicated with the hot water assembly and the heating assembly, and the first end of the cold water pipe is communicated with a water supply pipeline outside the heating equipment; the second end of the cold water pipe is communicated with the hot water assembly, the first end of the water return pipe is communicated with a water return inlet of the gas water heater, and the second end of the water return pipe is communicated with the heating assembly. According to the heating equipment, the hot water assembly and the heating assembly are integrally arranged in the bathroom, so that the gas water heater can provide bathing hot water and heating hot water for the bathroom at the same time, and the structure is simple and compact.

An assembly configured for use in a resistive heating system or an electrically heated thermal energy storage system to heat air or gas, the assembly comprising electrically insulating bricks. The electrically insulating brick includes a solid portion; and a hollow interior region. There is an electrically conductive tile configured to be disposed within the hollow interior region of the electrically insulating tile.

The utility model relates to the technical field of agriculture, and discloses a biomass hot-blast stove for drying rice, which comprises a hot-blast stove, the top of the hot-blast stove is fixedly connected with a smoke exhaust pipe, the inner wall of the smoke exhaust pipe is inserted with a filter screen, the left side and the right side of the filter screen are inserted with limiting insertion blocks, and the inner walls of the two limiting insertion blocks are connected through a fixing assembly. Four supporting rods are fixedly connected to the bottom of the hot blast stove, pulleys are rotationally connected to the inner walls of the supporting rods, and the front sides and the rear sides of the pulleys are connected through limiting assemblies so that the pulleys can be fixed. According to the utility model, smoke is filtered through the filter screen, the crank is rotated to enable the two limiting insertion blocks to slide to unfasten the fixation of the filter screen, and the filter screen is pulled out to be replaced and is cleaned and replaced; therefore, the replacement speed of the filter screen is increased, and the working efficiency is improved.

There is provided a heating device heating a can body with hot air, the heating device including a heating unit configured to generate the hot air, a first heating portion configured to heat the can body to raise a temperature of the can body with the hot air, and a second heating portion configured to heat the can body that has been heated to the raised temperature. At least one of the first heating portion or the second heating portion may include a plurality of heating sections having different heating conditions of the can body.