120results about How to "Smooth air flow" patented technology

The invention relates to a large multifunctional environmental simulator for electrical tests, which comprises an environmental stimulation chamber and is characterized in that an air heat-exchange circulation system and an ice-melting system are arranged in the environmental stimulation chamber; and the environmental stimulation chamber further comprises an ice-coating, rain-exposing and ultrasonic-atomizing system, a water treatment system, a heat-fogging system, a cooling water circulation system, a refrigeration system, a vacuuming and defogging system, a measurement and control system and an ultra-high voltage power supply system for providing a high-voltage charging state for test-pieces. By achieving the skillful coordination among the systems and the uniform operation control by the measurement and control system, the large multifunctional environmental simulator integrates various testing functions of environmental simulations, such as high-altitude, ice-coating, contamination, rain-exposing and other simulations into a whole. Therefore, the invention is widely suitable for the testing process for large multi-parameter environmental simulations.

The invention provides an independent air supply component for an air conditioner, which comprises an outer frame and an air wheel component, wherein the outer surface of the outer frame is spherical; the outer frame is enclosed to form a space; and the air wheel component is arranged in the space of the outer frame. The invention further provides an indoor unit of the air conditioner, which comprises a housing, an air channel formed in the housing, and the independent air supply component for the air conditioner, wherein the independent air supply component is mounted in the air channel of the housing and used for changing an air outlet direction, and the air outlet direction of the independent air supply component for the air conditioner relative to the air channel can be rotated. Relative positions of the air wheel component and the outer frame of the independent air supply component are not changed, and the air outlet direction of the independent air supply component serving as a whole relative to the air channel can be rotated, so that the air outlet direction of the air channel is changed effectively, and the wide-angle and centralized air supply is achieved. The air direction is changed due to the fact that positions of an air wheel and the air channel are changed, so that an air flow of the indoor unit of the air conditioner flows smoothly, no wind resistance is increased in an air flow flowing process, and no condensation is generated concomitantly.

The invention relates to an internal-combustion straight-heating steam engine which takes fuel as energy and is based on the structure of an internal-combustion engine. The internal-combustion straight-heating steam engine consists of a crankshaft 1, a connecting rod 2, a cylinder 3, a piston 4, a sprinkler 5, a heat storage carburetor 6, a water tank 7, a high-pressure hydraulic pump 8, a water filter 9, a return pipe 10, a conduit pipe 11, a water pressure regulator 12, an exhaust valve 13, a spark plug 14, an electrical control assembly 15, a wiring harness 16, an intake valve 17, an oil atomizer 18, an oil pressure regulator 19, an oil delivery pipe 20, an oil return pipe 21, a gasoline filter 22, a high-pressure oil pump 23, an oil tank 24 and a cylinder cover 25, and is characterized in that: the sprinkler is arranged on the cylinder cover, the heat storage carburetor is arranged in the cylinder, and the sprinkler is connected with the water pressure regulator which is connected with the water tank by the high-pressure hydraulic pump. In the expansion stroke, the gas combustion causes the temperature in the heat storage carburetor to rise, the sprinkler sprays right amount of water into the heat storage carburetor, then the water is vaporized, and the steam drives the piston to move so as to output mechanical energy. The internal-combustion straight-heating steam engine is characterized by high efficiency, energy saving, environmental protection, and the like.

The invention provides an indoor unit of an air conditioner, which comprises a housing, an air outlet formed in the housing, and an independent air supply component mounted at the air outlet of the housing and used for changing an air outlet direction, wherein an annular wall is arranged at the air outlet; the independent air supply component comprises an outer frame, a first rotating mechanism arranged on the annular wall and rotating in a first plane back and forth, a second rotating mechanism arranged on the outer frame and rotating in a second plane back and forth, and a mounting rack connecting the first rotating mechanism and the second rotating mechanism together to allow the second rotating mechanism and the outer frame to rotate along with the first rotating mechanism. The independent air supply component rotates at the air outlet integrally to change the air outlet direction, so that the air outlet direction is changed effectively; the wide-angle air supply is achieved by rotation in the two planes of the independent air supply component; and the independent air supply component can be positioned in a certain rotation direction for achieving centralized air supply. An air flow of the indoor unit of the air conditioner flows smoothly; no wind resistance is increased; and no condensation is generated concomitantly.

Heat shrink wrap product packaging oven or tunnel apparatus and processing methods are provided which incorporate or utilize a central divider mechanism. The central divider moves over a conveyor between a vertical, dual track position, and a retracted, single track position. The divider can additionally include a curved deflector that focuses and/or smooths air flow from the divider laterally across the dual track conveyance path.

The invention discloses a mine ventilation network system experimental device and a mine ventilation network system experimental method, which are suitable for mine ventilation experiments. The mine ventilation network system experimental device comprises two main straight air ducts which are of equal length and parallelly arranged on the same horizontal plane, one end of each main straight air duct is connected with a U-shaped connecting air duct through a flow straightener by means of a flange, the other end of each main straight air duct is connected with a variable frequency centrifugal fan through a fan drift, the fan drift on one side of each centrifugal fan is provided with an inlet flat gate, a louver valve and a bypass air-reversing duct in sequence, and an outlet of each air-reversing duct is provided with a vertical gate and a diffuser outlet flat gate connected with the corresponding centrifugal fan; communicating air ducts and a circulation communicating air duct are parallelly connected between the two main straight air ducts, a vertical gate is installed in each air duct, and a variable frequency axial-flow type circulating fan is installed in the middle part of the circulation communicating air duct. The mine ventilation network system experimental device and the mine ventilation network system experimental method can realize experiments on various kinds of ventilation networks and ventilation methods, have the advantages of simple structure, easy operation, high adjustability, multiple experimental functions and high cost performance, and can provide better support for mine ventilation experimental teaching.

The invention provides a flow-mixing fan with sine type meridional flow channels. The flow-mixing fan with the sine type meridional flow channels comprises a motor, a machine case, an impeller, guidevanes and a flow collector. The guide vanes are coaxially and fixedly arranged on the inner side of one end of the machine case. The motor is arranged in the center of wheel hubs of the guide vanes. The output shaft of the motor is fixedly connected with the center of the impeller. The flow collector is arranged on the inner side of the other end of the machine case. The flow collector and the impeller are on the same side. The wheel hubs of the guide vanes and wheel hub of the impeller share the same diameter. According to the flow-mixing fan with the sine type meridional flow channels, the scheme is reasonable, and the structure is simple and easy to achieve; full play can be given to advantages of the flow-mixing fan; and in addition, the fan structure is compact, the air volume is large, noise is little, and static pressure efficiency is high.

A convection plate of hood-type furnace for tempering the coiled steel band with smooth airflow and high effect is composed of isolating plates, connecting part which is a number of radial connecting rods surrounding a connecting plate, and a reverse U-shaped hanging ring being welded to upper and lower connecting plates. Said isolating plates are the sectorial plates welded to both sides of each connecting rod and with the strip pads on its bottom surface.

The invention discloses a method and dedicated device for lithium hexafluorophosphate synthesis tail gas treatment. Tail gas is pressurized through a booster fan and then sent to a condenser, condensate is recycled to an anhydrous hydrogen fluoride reception tank, mixed gas discharged from the condenser passes through an airtight first-stage agitation reactor, a horizontal auger delivery reactor and a second-stage agitation reactor in sequence in the material stirring and guiding direction, a trace of HF in the mixed gas reacts with LiCl powder added into an agitation reaction combined device in advance, and LiCl powder in the second-stage agitation reactor returns into the first-stage agitation reactor through a material balance pipe to be forced to be stirred and circulated inside an agitation reaction system; tail gas discharged from the second-stage agitation reactor enters a water scrubber to generate hydrochloric acid after passing through a dust remover for gas trapping so that a small amount of powder can be taken away, and gas discharged from the water scrubber passes through an alkaline tower for alkaline washing and then is discharged. By the adoption of the method and dedicated device, HF in the mixed tail gas can be effectively removed, the quality of by-product hydrochloric acid is improved, and the application field is broadened.

The invention discloses a grain quantitative sampler which comprises a body. A negative-pressure device, a sampling chamber, a splitting device and a sampling mechanism are arranged on the body. The negative-pressure device is connected to the sampling chamber and used for generating negative pressure in the sampling chamber, the wall surface of the sampling chamber is provided with a sampling port connected with a sampling tube, the bottom of the sampling chamber is provided with a discharging port, and a sampling switch mechanism is arranged at the discharging port which is connected to thesplitting device. An outlet of the splitting device is connected to the sampling mechanism, and the sampling mechanism comprises a sampling hopper for sample receiving and a weighing device for bearing the sampling hopper. The grain quantitative sampler has advantages that sampling is performed by vacuum suction, sampled samples are proportionally split through the splitting device and weighed inreal time through the weighing device, sampling quality of each layer of grains can be accurately controlled, and sample representativeness is guaranteed.

A cropping locating jig capable of preventing cropping pollution, and a dust exhaust structure and method thereof are disclosed. The dust exhaust structure comprises: a cropping locating jig having a mounting groove formed in a front face thereof, a communicating groove formed in a back face thereof, and a plurality of air exhaust holes formed therein to communicate the mounting groove with the communicating groove, with the mounting groove being suitable for mounting a PCB panel, and an air suction device having a plurality of air suction holes and facing the bottom of the jig to allow at least one of the air suction holes to communicate with the communicating groove, wherein when the PCB panel is cropped, polluting dust generated is suited to reach the communicating groove via the air exhaust holes and further be sucked out via the air suction holes from the communicating groove.

The invention relates to a direct-connection even-flow pulse bag type dust collector, which comprises an upper box body, a middle box body, an ash bucket, a skid mount package and an automatic control system. After dust air enters, the dust air which passes through a low efficient filter directly enters an air flow distribution device to be shunted; a filtering frame is arranged in each filtering bag to support the filtering bag to enable filtered purified air to flow to the upper box body; the automatic control system automatically controls a cabinet to close an air inlet valve when the resistance of the filtering bag reaches a certain value, pulse jet is carried out to remove dust on the surface of the filtering bag; an air compression bag and a pulse valve are opened, air filtered by a high efficiency filter directly enters an injection pipe, and dust on the filtering bag which is under the function of pulse external force falls. The air flow distribution device of the direct-connection even-flow pulse bag type dust collector has a reasonable structure, airflow which contains dust is conveyed to the filtering bags on different positions from a front side, side surfaces and the bottom surfaces, so that the washing of the airflow which contains dust for the filtering bags is avoided, and the flowing of the airflow which contains dust from bottom to top is slowed down so as to reduce the secondary attachment of the dust and guarantee the dust removal efficiency of the filtering bags.

The invention discloses a handheld dust sweeping device. The handheld dust sweeping device comprises a handle and a dust collector connected with the handle and is characterized in that a battery is arranged in the handle, a switch is arranged outside the handle, the battery is electrically connected with the dust collector and the switch, the front end of the dust collector is provided with a dust sweeping head, the front side of the dust sweeping head is provided with soft sweeping bristles and dust collection holes, the dust sweeping head is communicated with the dust collector through a connecting rod, and the back of the dust sweeping head is provided with a metal sheet connected with the connecting rod. The handheld dust sweeping device has the advantages that the device can replacea mop and a wipe, dust can be collected during the sweeping of dust on the surface of a vehicle body, the dust flying problem during sweeping is solved, the situation that dust falls to the surface ofthe vehicle body again is avoided, sweeping efficiency is increased, sweeping time is saved, sanitation during sweeping is guaranteed, clothes can be prevented from being dirtied by the dust, fresh air during sweeping can be achieved, damage, caused by the flying dust, to human bodies is avoided, and user health is guaranteed.

The invention discloses an efficient energy-saving concentration treatment device for desulfurization wastewater. The concentration treatment device for the desulfurization wastewater comprises an evaporation tower, system wastewater is introduced into a water inlet pipe, flows to a center pipe, enters all water distribution branch pipes and is evenly sprayed downwards, a motor and a fan are started, and when the wastewater passes through a filler layer from the water distribution branch pipes from top to bottom and is subjected to one-time heat exchange with air introduced from an inlet air mesh, one-time evaporation is completed; the sprayed water falls on a water collection disc, a proper amount of smoke is supplemented to the air inlet pipe, the water temperature keeps at the design valve, and a wastewater circulation pump sucks the wastewater in the water collection disc into the water inlet pipe; in this way, the steps are circulated until the concentration of slurry of the watercollection disc reaches the required concentration, a discharging pipe is opened, and a concentration solution is discharged to a following treatment technology zone. According to the device, by effectively using the heat and waste heat of the system, the energy is saved, the investment is reduced, few devices are needed, the operation and maintenance cost is low, high concentration can be achieved, and in flexible cooperation with after-treatment of various forms, zero discharging of terminal wastewater is achieved.

The present invention relates to a photocatalyst unit. More particularly, the photocatalyst unit includes a body made of a plate with openings at upper and lower sides thereof and having one or more pairs of opposing lamp fixing means provided therein; ultraviolet radiation lamps each coupled to the lamp fixing means; a photocatalyst member coupled to the body and having a surface coated with a photocatalyst, wherein the photocatalyst member includes a plurality of plates disposed orthogonally to the ultraviolet radiation lamps, wherein the plates are disposed parallel to a flow direction of air and spaced to each other in order to form gaps between adjacent plates; and photocatalyst filters each disposed on upper and lower sides of the photocatalyst member and mounted on the body to cover upper and lower sides of the body, wherein the photocatalyst filters are applied with a photocatalyst.

The invention provides a high-efficiency drying box for textile yarns, which relates to the technical field of textiles. The high-efficiency drying box for textile yarn comprises a box body, fixed blocks are fixedly installed on both sides of the bottom of the box body, and wheel shafts are movably connected to the bottom of the fixed block. The high-efficiency drying box for textile yarn, through the motor, rotating rod, turntable, threading column, electric heating tube, temperature sensor, humidity sensor, air outlet window and exhaust fan, the motor drives the turntable to rotate, thereby driving the threading column on the top of the turntable Rotating inside the box, the electric heating tube can dry the textile yarn on the sleeve column, and the exhaust fan can make the air flow in the box unobstructed. At the same time, the temperature sensor and humidity sensor can monitor the temperature and humidity inside the box in real time. Monitor and control the electric heating tube and exhaust fan. In summary, the drying effect of the textile yarn is good, and at the same time, the drying efficiency of the textile yarn is greatly improved, which is conducive to improving the efficiency of the textile operation.

The invention relates to a fire-retardant heat transmitter and a heating device provided therewith. The fire-retardant heat transmitter comprises a shell with an inlet and an outlet which are communicated with each other, the shell is provided with at least one heat-conducting plate, and the heat-conducting plate is provided with a plurality of fire-retardant parts which are arranged in a staggered way; and an airflow passage for communicating the inlet and the outlet is formed between the fire-retardant parts and the heat-conducting plate. By additionally arranging the fire-retardant heat transmitter at a combustion outlet of a combustor, and arranging the plurality of fire-retardant parts which are arranged in the staggered way on the fire-retardant heat transmitter, flue gas generated from the combustion in the combustor collides with the fire-retardant parts so as to transmit heat, quickly passes through the airflow passage between the fire-retardant parts and the heat-conducting plate after collision and is discharged from the outlet; the increase of the flue gas stroke is very limited, thus not obstructing flue gas from discharging, leading airflow to be always smooth, and not obstructing combustion; and flame of combustion can stay due to obstruction of the fire-retardant parts, thus increasing the heat exchange with the fire-retardant parts, fully utilizing afterheat of the flue gas and greatly increasing the heat exchange efficiency of the heating device.

The invention relates to a tray frame fixed rail moving dryer based on a side ventilation structure in the technical field of agricultural product drying. A fan chamber, an air inlet chamber, a dryingchamber and an air return chamber communicate according to a circulating airflow sequence; an intake air side punching plate is arranged between the air inlet chamber and the drying chamber; an exhaust air side punching plate is arranged between the drying chamber and the air return chamber; multiple air guide plates with automatically adjusted opening angles are uniformly distributed in the horizontal direction of the intake air side punching plate, so that drying airflow can reach a relatively uniform state in the horizontal direction; and as the vertical section structure of the fan chamber is a rectangular structure, all fans are arranged as a vertical column in the height direction of the fan chamber at equal intervals, and the drying airflow can keep a relatively uniform state in the vertical direction. Such schemes as vertical ventilation of an axial flow fan set, air distribution and homogenization of multi-grade air guide plate combination and movement of a tray frame along aguide rail are adopted to solve the problems of nonuniform ventilation and drying in the vertical direction and the horizontal direction.

The invention relates to a novel extraction process for aromatic hydrocarbons. Key improvements in the novel extraction process are that a depentanizing tower, an extracting and rectifying tower, a solvent recovering tower and a benzene tower employ novel inward-bending arc fin flat-ring filling material and a unique liquid distribution apparatus and filling material support apparatus are cooperatively used, so resistance drop, a pressure drop ratio and loads of the towers are effectively reduced and production capacity is substantially improved. The depentanizing tower and the extracting and rectifying tower employ main and assistant reboilers for heat adjustment, so optimization of heat supply is realized and long-period stale operation of the towers is guaranteed. Meanwhile, since a sulfonic acid ionic liquid is used as a cosolvent, influence of decomposition and corrosion of the solvent is reduced, usage cost of equipment is lowered, the service life of the solvent is prolonged, the problems of high contents of aromatic hydrocarbons and napthene and easy azeotropy of aromatic hydrocarbons in the extracting process of aromatic hydrocarbons are effectively overcome, investment cost and operation cost of the facilities are substantially reduced, and substantial economic benefits are obtained.

The present invention discloses an electric control chamber cooling system of electric oven, belonging to the field of air treatment technology of electric oven. Said invention has an electric control chamber, said electric control chamber has the electric devices of high-voltage transformer for producing high-voltage electricity and magnetron for producing electromagnetic wave and its cooling system is composed of the following several portions: rear suction hole for guiding rear air into the interior of electric control chamber; main cooling fan capable of making the interior air of electric control chamber be flowed, under the action of said main cooling fan the air can be guided into main air-discharging pipe; auxiliary cooling fan capable of making interior air of electric control chamber be forcedly supplied to front portion; and auxiliary air-discharging pipe capable of guiding the flowed air formed under the action of auxiliary cooling fan into the front portion, so that the forcedly-flowed air formed under the action of main cooling fan and auxiliary cooling fan can be discharged towards the front portion of electric control chamber, therefore it can obtain good cooling effect.

The invention belongs to the technical field of traditional Chinese medicines, in particular discloses a moxibustion stick for treating tinea pedis, and also discloses a preparation method of the moxibustion stick. The moxibustion stick for treating tinea pedis is prepared from the following raw materials in parts by weight: 40-50 parts of argy wormwood leaf, 20-30 parts of tobacco leaves, 5-10 parts of golden larch bark, 5-10 parts of densefruit pittany root-bark, 5-10 parts of belveder fruit, 5-10 parts of lightyellow sophora root, 5-10 parts of bark of Chinese corktree and 5-10 parts of borneol. The moxibustion stick disclosed by the invention is clear in monarch, minister, assistant and guide compatibility and refined in prescription, and can be used for treating various beriberi especially damp-heat downward flow type tinea pedis; a treatment principle is that by virtue of the warming function of moxa-moxibustion, the medicine efficacy can directly reach an affected part, the evil qi can be expelled away to ensure that the evil toxin can be removed externally along with the hot air of moxa-moxibustion and the qi movement of a human body can be regulated smoothly, and thus the effects of clearing heat and expelling dampness, killing insects and removing toxicity, and dispelling wind and arresting itching can be achieved; and the moxibustion stick disclosed by the invention has significant treatment effects on tinea pedis in clinical use, and particularly has very significant curative effects on treatment of damp-heat downward flow type tinea pedis.

The invention relate to an air-supply ceiling, in particular to a combined air-supply ceiling of an operating room. The combined air-supply ceiling comprises a static pressure section, an efficient filter section, an air evening section, an air pipe flange, hooks, a static pressure section flange, sealing strips, an air evening section flange, screws, an air evening screen and an air evening film. The peripheral support structure of the efficient filter section is an aluminum plate, two sides of the efficient filter section are respectively connected with the static pressure section flange and the air evening section flange, the sealing strips are adhered on the contact surfaces among the efficient filter section and the static pressure section flange and the air evening section flange, and two ends of the screws are respectively connected with the static pressure section flange and the air evening section flange. The combined air-supply ceiling of the operating room has the advantages that by the aid of the combined design, so that the combined air-supply ceiling is convenient to mount and transport; screw connection is adopted at connectors, so that a filter is convenient to replace; the structure is simple and airflow supply is more uniform.

The invention discloses a dust collection box and an air conditioner with the same. An elaborately designed structure for containing dust removed from an air filter in an indoor unit reduces user's labor for dust collection as much as possible. A dust collection box has a dust collection container (90) placed so that, in a view from the indoor side (in a plan view), at least a part of the container is positioned outward from an opening (1a) of a ceiling plate (1). A discharge-side duct (74) is connected to the dust collection container (90). Dust removed from the air filter (40) in a casing body (26) is conveyed via the discharge-side duct (74) to the dust collection container (90) by air expelled from an indoor fan (39).

The invention relates to a stable ultra-low emission pulse-jet bag-type dust collector which comprises lifting devices and a plurality of rows of pulse-jet bag-type dust collectors. Each pulse-jet bag-type dust collector comprises a plurality of dust chambers; each dust chamber comprises an upper box, a middle box and an ash hopper; a movable progressive bag jetting device is arranged above each upper box; a plurality of clustered modular filter bag assemblies are arranged in each middle box; the plurality of clustered modular filter bag assemblies are jointed and mounted at a transfer storageposition; each clustered modular filter bag assembly comprises a tube nest and through holes for hanging of filter bags are formed in the tube nest in the form of an N1*N2 array; a uniform rising-airflow distribution channel is disposed between the filter bag assemblies; an air outlet channel and an air inlet channel are formed between the plurality of rows of dust collectors; the air inlet channel is connected to each dust chamber through a branch air inlet pipe and an air inlet valve is arranged on the branch air inlet pipe; an intake air balancing guide plate is arranged in front of an airinlet; and a descending off-line valve is mounted on the top of each upper box. According to the invention, ultra-low emission of the stable ultra-low emission pulse-jet bag-type dust collector is realized.

The invention discloses gas cooling, desulfurization and rich liquid regeneration integrated device and process, wherein the device comprises an efficient washing cooler, a desulfurization tower, a base, a rich liquid pump and the like. The process comprises six process steps of efficient washing cooling, gas-liquid separation, spray cooling, absorption desulfurization, purified gas defoaming andrich liquid jet oxidation regeneration. The desulfurization device is additionally provided with the efficient washing cooler, so that by means of the special structure of the efficient washing cooler, high-temperature and high-dust-content sulfur-containing raw material gas can be efficiently cooled and dedusted, cooling and dedusting equipment does not need to be additionally arranged, and investment is saved. The rich solution oxidation regeneration tank section is integrally arranged on the desulfurizing tower, so that a barren solution pump does not need to be arranged, and the cost is effectively reduced. The rich liquor jet oxidation regeneration tank section is integrated on the desulfurization tower, the rich liquor jet oxidation regeneration tank is integrated on the top of the desulfurization tower, and barren liquor obtained by regeneration directly enters the absorption desulfurization section by using the high potential difference of the regeneration tank section, so thata barren liquor pump does not need to be arranged, and the desulfurization tower has the advantages of high desulfurization liquid sulfur capacity and high desulfurization efficiency.

The invention provides an air conditioner. The air conditioner comprises an air conditioner air inlet, an air conditioner air outlet and an air channel structure, wherein the air channel structure isarranged between the air conditioner air inlet and the air conditioner air outlet; the air channel structure comprises cross-flow fan blades and a volute casing and volute tongue component; the cross-flow fan blades are arranged inside the volute casing and volute tongue component, wherein the volute casing and volute tongue component comprises an air inlet and an air outlet; in the extension direction of the cross-flow fan blades, the height of the air inlet is a, the height of the air outlet is b, the height of the air conditioner air inlet is h, and the height of the air conditioner air outlet is k, wherein k is smaller than b, b is smaller than a, and a is smaller than h. The air conditioner provided by the invention solves the problem about uneven air output of the air channel structure of an air conditioner in the prior art.