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205results about How to "Temperature rises fast" patented technology

Tortuous flow doubleeffect heating solar heat-collector air heat collectors

The invention relates to a flow-bending double-effect heating solar-energy air heat collecting device, comprising an insulation soleplate and a heat collecting device core. The heat collecting device core comprises a heat absorbing board arranged on the insulation soleplate, and a sealed heating air channel is arranged between the heat absorbing board and the insulation soleplate. A horizontal first air-feeding pipeline and a horizontal air-venting pipeline are arranged on the upper part of the heat absorbing board. A horizontal bottom bracket is arranged on the lower part of the heat absorbing board, and a sealed second air-feeding pipeline is arranged in the bottom bracket. Sealed heat collecting tubes are vertically arranged by intervals between the bottom bracket and the air-venting pipeline, and the heat collecting tubes are arranged on the upper part of the face of the heat absorbing board. The upper end and the lower end of the heating air channel are communicated with the corresponding first and second air-feeding pipelines. The upper end and the lower end of the heat collecting tube are communicated with the corresponding air-venting pipeline and the second air-feeding pipeline. A glass cover used for covering the heat collecting device core is arranged on the insulation soleplate. Through two-time heating, the heating distance of the structure is approximately raised by one time. And the heat absorbing efficiency is enhanced and the heating effect is reinforced. One-time circulation temperature rises more quickly.
Owner:HENAN SENGDA ENERGY ENVIRONMENTAL PROTECTION

Hypersonic wind tunnel airflow stabilizing device

The invention provides a hypersonic wind tunnel airflow stabilizing device. The hypersonic wind tunnel airflow stabilizing device comprises a shell cylinder, a sliding cylinder, a supporting cylinder, a heating element and a heat storage cylinder. The two ends of the shell cylinder are each provided with a flange. The sliding cylinder, the supporting cylinder and the heat storage cylinder are sequentially arranged in the shell cylinder. A plurality of bosses are welded to the outer wall of the sliding cylinder and arranged in the shell cylinder in the manner of abutting against the inner surface of the shell cylinder. A heat insulation layer is fixed between the sliding cylinder and the supporting cylinder. The heating element is installed between the supporting cylinder and the heat storage cylinder. The heat storage cylinder is a cylinder with a smooth inner wall and is provided with a front expansion segment, a middle straight segment and a rear contraction segment, one end of the heat storage cylinder is welded to the flange at one end of the shell cylinder, and the other end of the heat storage cylinder is inserted in the flange at the other end of the shell cylinder. According to the hypersonic wind tunnel airflow stabilizing device, the starting time of a wind tunnel is shortened obviously, testing efficiency is improved, manufacturing is facilitated, and installation is convenient.
Owner:CHINA ACAD OF AEROSPACE AERODYNAMICS

Wall-mounted air conditioner indoor unit

The invention provides a wall-mounted air conditioner indoor unit which comprises a casing and a flow guide piece; a first air supply outlet and an air duct connected with the first air supply outletare defined in the casing, and the inner wall, close to the first air supply outlet, of the air duct is gradually reduced such that the flow cross section of the air duct is gradually reduced in the airflow direction; the flow guide piece is arranged in the air duct, and an air outlet gap is defined between the flow guide piece and the inner wall of the air duct so that the air supply airflow blown to the first air supply outlet is guided to the inner wall of the air duct, and the air supply airflow gradually flows out of the first air supply outlet towards the airflow center in a gathered mode under the guiding effect of the gradually-reduced part of the inner wall of the air duct; the flow guide piece is of a hollow structure, and spray holes are formed in the side, facing the first airsupply outlet, of the flow guide piece, and the flow guide piece is configured to produce water mist; and in the flowing process of the supply airflow, a negative pressure environment is formed at thespray holes, so that water mist is mixed into the supply airflow and blown out of the first air supply outlet together. The wall-mounted air conditioner indoor unit has better effects of long-distance air supply and strong air supply.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD +2

Wall-mounted air conditioner indoor unit

The invention provides a wall-mounted air conditioner indoor unit. The wall-mounted air conditioner indoor unit comprises a machine shell, wherein first air supply ports and an air duct communicatingwith the first air supply ports are defined in the machine shell, and the inner wall, close to the first air supply ports, of the air duct is in a gradually-reduced shape enabling the overflowing section of the air duct to be gradually reduced in the airflow direction; and flow guide parts, wherein the flow guide parts are arranged in the air duct, and air outlet gaps are defined between the flowguide parts and the inner wall of the air duct to guide airflow blown to the first air supply ports to the inner wall of the air duct, so that the airflow gradually flows out of the first air supply ports towards an airflow center under the guidance of the gradually-reduced portion on the inner wall of the air duct. Cavities are formed in the flow guide parts, and air inlets and air outlets whichcommunicate with the cavities are formed in the flow guide parts, so that the airflow in the machine shell enters the cavities through the air inlets and then is blown out through the air outlets. Thewall-mounted air conditioner indoor unit has better long-distance air supply and strong air supply effects.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD +2

Pole piece infrared hot air drying system

InactiveCN106423781AControl thermostat effectRun fastPretreated surfacesCoatingsHeating timeInfrared lamp
The invention discloses a pole piece infrared hot air drying system. The pole piece infrared hot air drying system comprises an unwinding pattern assembly, a hot roller pattern assembly, a drying furnace pattern assembly, a driving pattern assembly and a winding pattern assembly, wherein the unwinding pattern assembly is provided with an unwinding rectification assembly, an unwinding swinging roller and an unwinding pressing belt platform assembly; a pole piece base band sequentially passes through the unwinding rectification assembly, the unwinding swinging roller and the unwinding pressing belt platform assembly and then enters the hot roller pattern assembly; the hot roller pattern assembly is provided with multiple hot rollers; the pole piece base band sequentially passes through each hot roller and then enters the drying furnace pattern assembly; furnace rollers are arranged up and down in parallel in a box of the drying furnace pattern assembly; multiple infrared lamps are arranged between the furnace rollers; a hot air circulation structure and a cooling circulation structure are also arranged at one side of the box; and the pole piece base band enters the driving pattern assembly sequentially through the furnace rollers and then enter the winding pattern assembly. The pole piece infrared hot air drying system has the beneficial effects that the pole piece base band is pretreated by using the hot roller pattern assembly and then enters the thermostatic controlled drying furnace pattern assembly; and the pole piece infrared hot air drying system meets the technological requirements of pole piece heating equipment on fast operation speed, fast temperature rising, high uniformity and short heating time.
Owner:深圳市新伟创实业有限公司

Wall-mounted air conditioner indoor unit

The invention provides a wall-mounted air conditioner indoor unit. The wall-mounted air conditioner indoor unit comprises a machine shell, wherein a plurality of first air supply ports are defined inthe front portion of the machine shell, an air duct communicating with the plurality of first air supply ports is defined in the machine shell, and the inner wall, close to the first air supply ports,of the air duct is in a gradually-reduced shape enabling the overflowing section of the air duct to be gradually reduced in the airflow direction; and a plurality of flow guide parts, wherein each flow guide part corresponds to one first air supply port and is arranged in the air duct, and an air outlet gap is defined between each flow guide part and the inner wall of the air duct, so that airflow blown to the corresponding first air supply port is guided to the inner wall of the air duct, and the airflow gradually flows out of the first air supply port towards an airflow center in a gatheredmanner under the guidance of the gradually-reduced portion on the inner wall of the air duct. Each flow guide part is configured to move in the front-back direction so as to be close to or away fromthe corresponding first air supply port, so that the size of the air outlet gap is adjustable. The wall-mounted air conditioner indoor unit has better long-distance air supply and strong air supply effects.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD +2

Domestic rice wine brewing device

The invention discloses a domestic rice wine brewing device, which comprises a barrel body, wherein the upper end and the lower end of two sides of the outer wall of the barrel body are fixedly connected with a heat preservation cavity; one side of the inner wall of the heat preservation cavity is fixedly connected with a heating wire; the upper end of one side of the outer wall of the heat preservation cavity is fixedly communicated with a first threaded pipe; the upper end of the two sides of the outer wall of the barrel body is fixedly connected with a positioning groove, the surface of theinner wall of the positioning groove is movably connected with a barrel cover, one side of the top of the barrel cover is fixedly communicated with a second threaded pipe, and the invention relates to the technical field of wine brewing. The domestic rice wine brewing device has the advantages that the cooking efficiency is high, the energy is saved, the hole pricking is facilitated, foreign strains are reduced, the rolling the distiller's yeast is facilitated, the waste of resources is reduced, the energy is saved, the concept of energy conservation and environmental protection is met, the cooking efficiency of the sticky rice can be improved, which ensures that the sticky rice can be fully steamed, the sanitary condition when the rice wine is fermented is guaranteed, the success rate ofthe rice wine fermentation is improved, the rolling the distiller's yeast is facilitated, the labor is saved and the device is convenient for people to use.
Owner:江苏龙河酒业有限公司

Wall-mounted air conditioner indoor unit

The invention provides a wall-mounted air conditioner indoor unit. The wall-mounted air conditioner indoor unit comprises a machine shell, wherein first air supply ports and an air duct connected withthe first air supply ports are defined in the machine shell, and the inner wall, close to the first air supply ports, of the air duct is in a gradually-reduced shape enabling the overflowing sectionof the air duct to be gradually reduced in the airflow direction; and flow guide parts, wherein the flow guide parts are arranged in the air duct, and air outlet gaps are defined between the flow guide parts and the inner wall of the air duct so as to guide air supply airflow blown to the first air supply ports to the inner wall of the air duct and enable the air supply airflow to gradually flow out of the first air supply ports towards an airflow center in a gathered manner under guidance of the gradually-reduced portion on the inner wall of the air duct. Each flow guide part is of a hollow structure, air outlets are formed in the sides, facing the first air supply ports, of the flow guide parts, and the flow guide parts are configured to introduce or produce adjusting airflow; and in theflowing process of the air supply airflow, a negative-pressure environment is formed at the air outlets, so that the adjusting airflow is promoted to be mixed into the air supply airflow and blown out of the first air supply ports together. The wall-mounted air conditioner indoor unit has better long-distance air supply and strong air supply effects.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD +2

Centrifugal clutch structure

InactiveCN106884901AEasy maintenanceAvoid rapid temperature riseAutomatic clutchesCentrifugal clutchEngineering
The invention discloses a centrifugal clutch structure. The centrifugal clutch structure comprises a clutch housing, a rotating wheel, shoe blocks, friction pieces, guide cylinders and springs. The rotating wheel is arranged in the clutch housing. The rotating wheel and the clutch housing are arranged on the same axis. The rotating wheel is uniformly provided with the at least three guide cylinders. The number of the shoe blocks is equal to that of the guide cylinders. Guide holes are arranged in the shoe blocks. The guide holes and the guide cylinders are slidably matched. The springs are arranged in the guide cylinders. One end of each spring is connected with the rotating wheel and the other end of each spring is connected with one shoe block. The friction pieces are fixed on the outer circular surfaces of the shoe blocks. The outer diameters of the friction pieces are the same as the inner diameter of the clutch housing. An accommodating cavity is arranged in each shoe block and filled with water. The springs are arranged in the guide cylinders. Each shoe block corresponds to a spring so that multiple shoe blocks can be arranged on the rotating wheels. Therefore, the number of the shoe blocks can be adjusted according to friction force provided according to the need. The centrifugal clutch structure helps the temperature of the friction prices from rising too fast.
Owner:CHONGQING CHANGAN CLUTCH MFG

Defrosting control device and defrosting control method for air conditioning system, and air conditioning system

The present invention provides a defrosting control device, control method and air-conditioning system for an air-conditioning system, wherein the air-conditioning system includes a compressor (1), an indoor heat exchanger (2), an outdoor heat exchanger (3) and a throttling device ( 4), wherein, the control device includes: a judging unit for judging whether the outdoor heat exchanger (3) has reached the level where defrosting is required; an execution unit for controlling the throttling device according to the judgment result of the judging unit Action to defrost when needed. The present invention uses the executive unit to adjust the throttling device to control the defrosting, cancels the original control through the four-way valve reversing, and can effectively prevent the indoor heat exchanger from evaporating and absorbing heat during defrosting, causing indoor The ambient temperature is lowered, which increases the indoor ambient temperature, avoids slow temperature rise, reduces energy loss, reduces noise and abnormal noise, reduces power consumption, improves operational reliability, and prevents problems such as compressor oil shortage and poor lubrication.
Owner:GREE ELECTRIC APPLIANCES INC
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