106results about How to "Adjustable air volume" patented technology

The invention discloses a granular crop grain drying device and method. The drying device comprises a drying box, a conveying mechanism, a drying mechanism, a moisture removal mechanism, a temperature sensor, an input module and a microprocessor, wherein the top of the drying box is provided with a feed port; the bottom of the drying box is provided with a discharge port; the conveying mechanism is used for supporting and conveying crop grains, a feed end of the conveying mechanism is positioned below the feed port, and a discharge end of the conveying mechanism is positioned above the discharge port; the drying mechanism is horizontally arranged above or below the conveying mechanism, and used for emitting infrared rays and irradiating the infrared rays onto the crop grains; the moisture removal mechanism comprises a vent hole arranged in the drying box, and an axial fan installed on the drying box; the temperature sensor is used for detecting the temperature in the drying box; the input module is used for inputting a command by a user; and the microprocessor is respectively connected with the input module, drying mechanism, moisture removal mechanism and temperature sensor. The drying device has the advantages of high stability, high drying efficiency, high drying quality, high automation degree and low energy consumption.

The invention relates to an air purifier, which comprises a purifying main body, one side of the purifying main body is provided with an air inlet, a filter and a fan are arranged sequentially along an air flow path in the purifying main body, and the entire purifying main body is covered by the filter; the purifying main body is provided with an air passage at a position corresponding to the fan; the air passage is communicated with an air outlet formed in one side of the purifying main body; a flow guide plate for air flow is arranged at one side of the fan, the flow guide plate is divided by ribs, and the ribs are in contact with the filter. The air purifier is small in size and lightweight, and therefore is convenient to carry, the air supply and filtering power is high, active air supply is adopted, breathing resistance is low, and the air purifier is comfortable.

The invention discloses a ceiling-mounted air conditioner. The ceiling-mounted air conditioner comprises a shell, a flexible air guide ring, and drivers; the shell comprises a panel assembly, and the panel assembly is provided with an air inlet with a downward opening and an air outlet annually arranged around the air inlet; the flexible air guide ring is annularly arranged, and the flexible air guide ring is slidably mounted on the panel assembly so as to be expanded or contracted along a radial direction to adjust the opening degree of the air outlet; and the drivers are mounted on the shell, and are connected to the flexible air guide ring to drive the flexible air guide ring to be expanded or contracted along the radial direction. The ceiling-mounted air conditioner disclosed by the invention can realize the adjustability of the air volume of the ceiling-mounted air conditioner.

The invention discloses a central air conditioner fresh air handling unit structure and an operating method thereof. An air conveying device is connected with an expansion machine, the expansion machine is connected with a mixer, the mixer is connected with a heater, the air is inputted to an evaporator after being compressed by an air compressor, and mainstream air is cooled in the evaporator; the low-temperature mainstream air is dried by virtue of a dryer; the low-temperature mainstream air passing by the dryer enters the expansion machine to be expanded and re-cooled, and then the cooled mainstream air can be mixed with secondary stream air which is supplied by a secondary air supply unit in the mixer. The fresh air machine is pollution-free, the fresh air does not contact returned air of an indoor exhaust system, so that the indoor returned air pollution can be avoided; the energy is saved, and the energy consumption is reduced; the exhaust air rate of the fresh air machine is multiplied compared with that of the air compressor, the equipment scale of the fresh air machine is reduced, the exhaust air rate, the humidity content and the exhaust air temperature of the fresh air machine are adjustable, and the user application system equipment is simplified; the electric heater rapidly responds to the cold-heat load variation of a target user.

The invention discloses a roll pulverizer with a dust suction function. The roll pulverizer comprises a rack. A smashing chamber is fixed to the rack, and an opening in the top of the smashing chamber is matched with a feeding hopper. The smashing chamber communicates with a collecting device through a collecting pipeline, the top of the collecting device is connected with one end of an air outlet pipeline, and the other end of the air outlet pipeline is connected with an induced draft fan. A driving roll and a driven roll which are different in rotating speed and opposite in rotating direction are mounted in the smashing chamber, materials are smashed between the driving roll and the driven roll, and finished products and dust are collected through the collecting device through the action of the induced draft fan. Material smashing and finished product collecting are connected together through a pipeline, the whole process from material smashing to finished product collecting is sealed, and no dust overflows. Power is provided by the induced draft fan for finished product collecting, the dust generated in the smashing process is collected by a cyclone collector and discharged out of the roll pulverizer together with the finished products, and clean air is exhausted out of an exhaust opening of the induced draft fan.

The invention relates to a vibration air separation device. The vibration air separation device comprises a material inlet, a powdery particle separation segment and a light and heavy material layering segment, materials enter the powdery particle separation segment from the material inlet, small particles are discharged from a powdery particle outlet after vibration screening, large particles enter the light and heavy material layering segment which is in stepped arrangement, light materials are made to be located at the upper portion of a material layer through falling head and positive pressure airflow, then a separation stage is performed, under guiding of the positive pressure airflow and negative pressure airflow, the light materials move towards the upper left direction, this moment, an adsorbing roller will generate strong negative pressure airflow to make the light materials be adsorbed on the adsorbing roller and rotate towards a light material outlet along with the adsorbingroller, when the light materials move to an air blocking ring, the negative pressure airflow disappears, the light materials fall down and are discharged from the light material outlet, because heavymaterials are large in bulk density and less affected by the airflow, the heavy materials fall directly to be discharged from a heavy material outlet, so that separation of the powdery particles, thelight materials and the heavy materials is achieved.

The invention discloses a pre-oxidation device for carbon fiber production and belongs to the technical field of carbon fiber production and processing. The pre-oxidation device comprises a pre-oxidation furnace, an air supply system, an exhaust system, driving devices and a temperature detection control system; the pre-oxidation furnace is serially composed of a first pre-oxidation furnace body and a second pre-oxidation furnace body, each of the first pre-oxidation furnace body and the second pre-oxidation furnace body is provided with a plurality of hearths arrayed up and down in parallel, temperature of the hearths in the first pre-oxidation furnace body is gradually increased from bottom to top, and temperature in the second pre-oxidation furnace body 5 is gradually increased from top to bottom; the air supply system and the exhaust system are connected with the hearths of the first pre-oxidation furnace body and the second pre-oxidation furnace body through pipelines, and the driving devices are mounted at two ends of the hearths. The pre-oxidation device has the advantages of reasonable distribution of temperature regions and temperature gradient, temperature uniformity of a heating system and the like, the temperature in the hearths can be precisely controlled to be gradually varied within 100DEG C and 300DEG C, and temperature control precision is ensured not to be lower than +/-0.5DEG C.

The invention provides a hot-blast stove heat supply regulator locking device, and relates to the technical field of hot-blast stoves. The hot-blast stove heat supply regulator locking device comprises a segment of rectangular air channel which is internally provided with an air shielding plate. The two sides of the air shielding plate are installed on the side wall of the rectangular air channel via rotating shafts. The rotating shaft of one side of the air shielding plate penetrates through the side wall of the rectangular air channel to be connected with a revolving handle. The internal side of the revolving handle is provided with a locking device. One side wall provided with the rotating shaft is provided with multiple positioning grooves which are evenly distributed on the semicircular tracks with the rotating shaft acting as the center. The side surface of the air shielding plate is provided with elastic limiting devices matched with the positioning grooves. Quantity of hot-blast air can be regulated. Hot-blast air regulation possesses multiple gears. Each gear is accurately positioned by the positioning grooves. The air shielding plate can be accurately regulated. After the air shielding plate is well regulated, the air shielding plate can be locked by the locking device so that rotation of the air shielding plate caused by the effect of air flow can be avoided.

The invention discloses a ceiling machine which comprises a shell, an air guide ring and a driving device. The shell comprises a panel component which is provided with a downwards-open air inlet and an air outlet surrounding on the periphery of the air inlet, at least part of arc sections of the air guide ring is made of a flexible material, and the air guide ring is slidably mounted on the upper surface of the panel component to enable the air guide ring to expand or contract along the radial direction of the air outlet; the driving device is mounted in the shell, connected with the air guide ring and used for driving the air guide ring to expand or contract along the radial direction of the air outlet. The ceiling machine can realize adjusting of air outgoing quantity.

The invention relates to a gas heat blower, belonging to the technical field of industrial hot-blast air. The gas heat blower has the main technical characteristics that a gas distributor is installed at the front end of the cavity in the case and is sheathed on the outer diameter of the front end of the gas distributor; a casing pipe with a flange is installed on one side of a wind outlet tube; the wind outlet tube, the air distributor flange and the case are fixedly connected and fixed; the upper end of the case is provided with an air inlet; and the lower end of the case is provided with a gas inlet. The invention mixes and burns gas and air to generate gas hot-blast air with large flow and high calorific value; compared with the method that air is only heated to generate hot-blast air, the device utilizes the advantages of large flow and high calorific value of the hot-blast air generated by chemical reaction so as to effectively reduce fan volume; because the air inlet and the gas outlet are respectively connected with the control pipeline of an electric control valve, the air inflow and supply air rate of the gas distributor and the air distributor can be independent and adjustable and can satisfy different working condition requirements.

The invention discloses a ceiling machine. The ceiling machine includes a casing, an air guiding ring and a plurality of driving devices; wherein, the casing includes a panel assembly, and the panel assembly has an air inlet with an opening downward, and an annular The air outlet located on the periphery of the air inlet; the air guide ring includes a plurality of arc-shaped air guide sections spliced ​​in sequence, each of the arc-shaped air guide sections includes an air guide body and two sides of the air guide body The flexible section at the end, the air guide ring is slidably installed on the panel assembly, so that the air guide ring expands or shrinks radially along the air outlet to adjust the opening of the air outlet; the driving device Installed in the casing and connected to the air guide body to drive the air guide ring to radially expand or contract along the air outlet. The ceiling machine of the present invention can realize the adjustable air volume of the ceiling machine.

The invention discloses a multipurpose duty-performing platform. The multipurpose duty-performing platform comprises a platform main body, a heating system, a refrigerating system, a lighting system, a sound compensating system and a control system which controls the work of the systems, wherein the platform main body consists of a main frame and a base which are connected through an upright column; the heating system comprises a plurality of infrared heating devices arranged in the main frame and a heating device arranged in the base; the refrigerating system comprises a refrigerant circulation system and an air flow system which is arranged in the main frame; the lighting system comprises a plurality of LED illumination lamps and LED outline marker lamps arranged on the main frame; and the sound compensating system comprises a pickup device, a modulator-demodulator and a playback device. The invention has the advantages of simple structure, all-round functions, safe and reliable use and convenient and fast operation and can improve the working conditions of personnel on duty, enhance the duty-performing efficiency and increase the safety coefficient of the duty-performing platform.

The invention discloses a wall hanging type indoor unit and an air conditioner. The air conditioner comprises the wall hanging type indoor unit. The wall hanging type indoor unit comprises a shell, two wind shields and two drive devices, the shell is provided with an air outlet, the two wind shields are vertically arranged on the air outlet, one wind shield is in pivot joint with the upper edge of the air outlet, the other wind shield is in pivot joint with the lower edge of the air outlet, the two drive devices are arranged in the shell, and are sequentially and correspondingly connected with the two wind shields, and therefore the wind shields are driven to turn over. According to the wall hanging type indoor unit, the size of the air outlet of the wall hanging type indoor unit can be changed, and the adjustment of the air outlet amount can be achieved.

The invention relates to a multidimensional power-strengthening washing-to-reduce-haze fresh air generator. Air is filtered via an air filter under the action of a fan prior to being controlled to enter a haze reducer, low-haze 'fresh air' is generated via an air-water separation barrier after the air is subjected to washing, coagulating, conglomerating and settling in the haze reducer, spraying water in the haze reduce comes from a head water tank equipped with a temperature difference power generation device, sprayed water flows to a lower water tank after treatment of a water purification system, the water is delivered back to the head water tank through a circulation water pump, water mist is arranged at the upper end of the outlet of the low-haze 'fresh air' to have air humidity controlled, power sources of the fan and the circulating water pump come from thermoelectric power generation, solar energy, wind energy, public power, mechanical power, potential energy difference and a siphon principle, stable operation is achieved, dependence on power grids is avoided, and an independent device with multidimensional power is formed; the spraying water is in closed circulation, and water resources are efficiently utilized; the device can be flexibly arranged according to application places; energy conservation and emission reduction effect is obvious.