41results about How to "Achieve continuous flow" patented technology

Apparatus and a process for applying a metal oxide coating to a substrate, the process comprising the steps of providing a solution of a metal compound in a solvent, spraying the solution onto the surface of a hot substrate, and pyrolyzing the solution to form a coating of metal oxide on the substrate.

The invention discloses a cotton-thread-based passive micro-fluid fuel cell, which comprises an anode carbon paper and a cathode carbon paper; the cotton-thread-based passive micro-fluid fuel cell is characterized in that a first cotton thread and a second cotton thread are arranged on the anode carbon paper and the cathode carbon paper; the first cotton thread and the second cotton thread are isolated by a third cotton thread; one end of the first cotton thread is inserted to a first inlet culture dish, anode electrolyte is stored in the first inlet culture dish; one end of the second cotton thread is inserted to an inlet culture dish, and cathode electrolyte is stored in a second inlet culture dish; one end of the third cotton thread inserted to a third inlet culture dish, and isolating liquid is stored in the third inlet culture dish; the other ends of the first cotton thread, the second cotton thread and the third cotton thread are inserted to an outlet culture dish; the faces where the anode carbon paper and the cathode carbon paper are in contact with the cotton threads are coated with an anode catalyst layer and a cathode catalyst layer. By means of the capillary force of the cotton thread and the gravity, the continuous flow of the cathode fluid and the anode fluid is realized. The cotton-thread-based passive micro-fluid fuel cell can be widely applied to energy source, chemical industry, environment-friendly, and other domains.

The invention discloses a flow electroporation device and a system. The system comprises a flow electroporation device, an injection pump and a voltage source, wherein the flow electroporation device comprises a substrate, electrodes arranged on the substrate, a channel for limiting fluid to flow, a top cover of an inlet and an outlet of fluid, the electrodes are arranged in a crossing way; each pair of electrodes comprise an anode and an cathode which are oppositely arranged, and the channel is arranged on the electrodes; the top cover is arranged above the channel, and the injection pump isconnected to the inlet and the outlet of the top cover in the flow electroporation device through a pipeline and is used for controlling the flow rate of the fluid; and the voltage source is connected with the electrodes through electric connecting pieces and is used for setting and producing pulse voltage. The flow electroporation system utilizes the fluid channel and the injection pump connected with the fluid channel to realize the continuous flow of various suspensions in the fluid channel, so that the fast treatment of a large number of samples can be continuously realized in the processthat cells are electroporated.

The invention relates to a device used to restrain the slurry fluid impulse impact of concrete pump. Wherein, it comprises transmission channel, feeding cylinder and controller; the feeding cylinder is through to the transmission channel; the feeding cylinder has feeding piston and feeding piston rod; the feeding piston rod is connected to the controller; between the feeding cylinder and the material inlet of transmission channel, there is a switch valve for avoiding reflux of slurry. The invention has simple structure, to realize continuous flow of slurry, and reduce the impulse impact.

The invention relates to a device for filtering a thermoplastic melt, comprising a housing (1) having at least one fluid feed channel (2) and at least one fluid discharge channel (3) and having at least two bores (4, 5) which are in fluid communication with the fluid feed channel and the fluid discharge channel, respectively. In each of the bores a respective bolt (6, 7) is axially movable, radially rotatable and mounted in a fluid-tight manner, and each of the bolts is provided with a filter unit (8, 9) having an inflow side and an outflow side. The bolts can each be moved at least between a filtering position and a back-flushing position, and each of the bolts can be moved into a filling position in which via a respective clean fluid channel (12, 13) fluid flows from the outflow side of the respective filter unit to a storage space (14, 15) produced by the movement of the respective bolt in the respective bore. As the respective bore is moved into the back-flushing position the fluid again flows through the respective filter unit to the at least one back-flushing channel and out of the housing.

The invention discloses an automatic production complete plant for Maofeng tea. The automatic production complete plant comprises a continuous rotary-drum type de-enzyming machine, an automatic tea management machine and a tunnel drier, all of which are mutually connected, wherein the tunnel drier comprises a stand and a drying tunnel, the drying tunnel is arranged on the stand, two sides of the drying tunnel are of sealing structures, the top of the drying tunnel is provided with a heater, and the bottom of the drying tunnel is provided with a tea conveyer belt. The automatic production complete plant for the Maofeng tea further comprises an automatic control system which is connected with and controls all machining devices on the automatic production complete plant. The automatic production complete plant disclosed by the invention effectively solves problems that the machining of the Maofeng tea is dispersive, the quality of the Maofeng tea is irregularly and labor and device resources are waste during present Maofeng tea production. The automatic production complete plant for the Maofeng tea, disclosed by the invention, has the advantages of high automation degree, stability and safety in operation, small dust pollution, no damage on the Maofeng tea, and Maofeng tea finished products have fragrant flavor and high quality grade, thus being high in promotion value.

The invention relates to the technical field of protecting doors, and discloses a water-cooling fire exit door structure. The water-cooling fire exit door structure comprises a door frame and a door sheet, wherein a water storage cavity is formed in the door sheet; a water inlet and a water outlet are formed in the water storage cavity; the water inlet is positioned below the water outlet; rotary sleeves are respectively fixed on the water inlet and the water outlet of the door sheet, and are hermetically inserted in sleeves which are fixedly arranged on the door frame; a through hole is formed in each rotary sleeve; liquid flows through the through holes; one end, which is far away from the corresponding rotary sleeve, of each sleeve is connected with a water feeding tube or a water draining tube; and the water feeding tube is connected with a water pump. By the scheme, a traditional hinge type door opening and closing mode is guaranteed, condensate water in the water storage cavity of the door sheet flows continuously, and the water-cooling fire exit door structure is safe and reliable, and is reasonable in structure.

The invention provides an internal and external dual-spiral-flow centrifugal separation type heat exchanger. The internal and external dual-spiral-flow centrifugal separation type heat exchanger mainly aims at solving the problem that the heat exchange efficiency of cold and hot media is low, and is especially suitable for heat exchange of vapor-liquid two-phase media. The internal and external dual-spiral-flow centrifugal separation type heat exchanger is characterized in that the device has an internal spiral channel structure and an external spiral channel structure; an internal branch pipe (2) is arranged in an inner pipe (4) of a straight pipe section, a set of internal spiral pieces (3) are fixed around the inner branch pipe, and the outer edges of the internal spiral pieces make contact with the inner wall of the inner pipe (4) of the straight pipe section; a set of external spiral pieces (5) are fixed around the outer wall of the inner pipe (4) of the straight pipe section, and the outer edges of the external spiral pieces make contact with the inner wall of an outer pipe (6) of the straight pipe section. After the heat exchange device and a medium accelerator are used in cooperation, internal and external dual-spiral-flow continuous flow of the cold and hot media can be achieved, the heat exchange temperature difference and the heat exchange area are increased, vibration is lowered, and the heat exchange effect between the media is effectively improved.

The invention discloses a novel vacuum-tube type solar collector in the field of the solar collectors. The novel vacuum-tube type solar collector comprises a cold-water tank and a hot-water tank through a plurality of vacuum collector tubes. The cold-water tank and the hot-water tank are mounted on a bracket. The hot-water tank is disposed at the top end of each vacuum collector tube, and a hot-water outlet is formed on the top portion of the hot-water tank. The cold-water tank is disposed at the bottom end of each vacuum collector tube, and a cold-water inlet is disposed on the cold-water tank. An opening is formed at each of two ends of each vacuum collector tube, the upper end of each vacuum collector tube is inserted into a hot-water tank device, and the lower end of each vacuum collector tube is inserted into a cold-water tank device. Provided with the cold-water tank and the hot-water tank at the same time, the novel vacuum-tube type solar collector is simple in structure. The whole heat-collecting process is good in flowing characteristic, the hot-water outlet is high in temperature and easy to regulate, and therefore novel vacuum-tube type solar collector is applicable to occasions with water continuously flowing in and out.

The invention discloses complete equipment for flow-line production of Maofeng tea (produced in Huangshan Mountain, Anhui, China). The complete equipment comprises a continuous cylinder inactivating machine, an automatic tea carding machine, a tunnel type dryer and an automatic control system, wherein the continuous cylinder inactivating machine, the automatic tea carding machine and the tunnel type dryer are connected with one another; the tunnel type dryer comprises a rack and a drying tunnel arranged on the rack; a heating device is arranged at the top of the drying tunnel; a tea leaf conveying belt and supporting flat plates adhered to the tea leaf conveying belt are arranged at the bottom of the drying tunnel; a stripped plucking device perpendicular to the movement direction of the tea leaf conveying belt is arranged between the supporting flat plates; and the automatic control system is connected with all processing equipment and is used for controlling all the processing equipment on the complete equipment for the flow-line production of the Maofeng tea. The complete equipment for the flow-line production of the Maofeng tea has high automation degree, stability and safety in operation and small dust pollution and does not damage tea leaves; and a finished product of the Maofeng tea has aromatic flavor, high quality level and very high popularization value.

The invention relates to an oil-water separation device and an oily sludge drying system. The oil-water separation device comprises a box body, and an oil storage area, a first separation area, a second separation area, a sludge storage hopper, a water level adjusting area and a water storage area which are arranged in the box body, wherein the sludge storage hopper is communicated with the first separation area, and the second separation area is communicated with the water level adjusting area; a separation partition plate is arranged between the first separation area and the second separation area; a first inner partition plate is arranged between the first separation area and the oil storage area; a second inner partition plate is arranged between the second separation area and the water level adjusting area; a water level adjusting weir plate is arranged between the water level adjusting area and the water storage area; the top surface heights of the separating partition, the first inner partition and the water level adjusting weir plate are sequentially increased; the height of the second inner partition plate is larger than that of the water level adjusting weir plate and smaller than or equal to that of the upper plane of the box body. The oil-water separation device is simple in structure, good in oil-water separation effect, high in separation efficiency, convenient to maintain and high in practicability.

A half-storey ultra-compact overpass unit relates to the technical field of overpass systems and comprises a plurality of half-storey ultra-compact overpasses. Each half-storey ultra-compact overpass comprises an upper overpass face and a lower overpass face which are intersected, the lower overpass face is concaved and arranged under a horizontal road surface, and the upper overpass face is convex and arranged above the lower overpass face in an erected mode. The half-storey ultra-compact overpass unit is characterized in that an isobathic area is arranged in the intersected area of the upper overpass face and the lower overpass face, right turn bridges for turning right are respectively arranged at four turning corners intersected by the upper overpass face and the lower overpass face, two ends of each right turn bridge are in gradual change shapes and respectively connected onto right turn lanes of the upper overpass face and the lower overpass face. The half-storey ultra-compact overpass unit has the beneficial effects of being low in construction cost and wide in application range, not only effectively relieving traffic condition of jammed road intersections of big cities, but also greatly reducing the influence on neighboring environment of the overpass unit.

The invention discloses a carrier circulating mechanism. The carrier circulating mechanism comprises a base, a carrier used for carrying products, carrier transplanting mechanisms, carrier linear conveying mechanisms and a carrier positioning mechanism, the carrier transplanting mechanisms, the carrier linear conveying mechanisms and the carrier positioning mechanism are all fixedly installed on the base and used for linear conveying of the carrier on the base, and the carrier is arranged to be a square plate, the two groups of carrier transplanting mechanisms are oppositely arranged on the front side and the rear side of the base, the two groups of carrier linear conveying mechanisms are oppositely arranged on the left side and the right side of the base, and the head parts and the tail parts of the two groups of carrier transplanting mechanisms correspond to the head parts and the tail parts of the two groups of carrier linear conveying mechanisms correspondingly, so that a square conveying path of carriers is formed, and the carrier positioning mechanism is used for positioning the carrier on the carrier linear conveying mechanism. According to the carrier circulating mechanism,the automation degree is improved, the workload of operators is reduced, the measuring period is greatly shortened, the working efficiency is improved, and the production cost is reduced.

The invention relates to a hand rocking type water-jet abrasive sieving device, which is characterized by comprising a bottom plate. A rotating shaft is arranged on a handle support which is arrangedon the upper left side of the bottom plate, the right end of the rotating shaft is connectedly welded to the left end of a crank, the right end of the crank is hinged to the left end of a connecting rod, and the right end of the connecting rod is hinged to the left end of a slide sleeve. The slide sleeve and a guide rail are matched coaxially, and the guide rail is fixed to a supporting frame which is arranged at the upper middle end of the bottom plate. By arrangement of the crank, the connecting rod and the slide sleeve, circular motion of the handle is converted into bilateral reciprocatingmotion of the slide sleeve on the guide rail. By arrangement of a hopper and a hose, continuous abrasive pouring is realized. By arrangement of an abrasive collection tank, abrasion collection is realized. By arrangement of a cross shaft, stability of the abrasive collection tank can be improved. In addition, the hand rocking type water-jet abrasive sieving device is simple in structure, convenient to operate, economical and practical.

The invention provides an anti-freezing-blockage natural gas collecting and conveying system and an anti-freezing-blockage method for the natural gas collecting and conveying system. The natural gas collecting and conveying system comprises a gas collecting main line and a metering main line, one end of the gas collecting main line and one end of the metering main line communicate through a connecting pipeline, the ends, facing the connecting pipeline, of the gas collecting main line and the metering main line are provided with a first gas collecting branch line and a first metering branch line respectively, the first gas collecting branch line and the first metering branch line are used for communicating the gas collecting main line and the metering main line with a first single well respectively, the first single well does not pass a well fluid into the gas collecting main line and the metering main line, a second gas collecting branch line and a second metering branch line are usedfor communicating the gas collecting main line and the metering main line with a second single well respectively, a first control mechanism is arranged at the communicating position between the secondmetering branch line and the metering main line, and the flow direction of a well fluid from the second single well in the metering main line is controlled through the first control mechanism. According to the natural gas collecting and conveying system, through reverse flow of the well fluids in the pipelines, the purposes of freezing-blockage prevention and pipeline protecting are achieved.

The invention discloses a self-circulation drying device which comprises a drying chamber (9) and a support (10). A first runner (1) and a second runner (2) are arranged in the drying chamber (9), and the top of the drying chamber (9) is provided with a material injection opening (7) and an exhaust opening (6). The side face of the drying chamber (9) is provided with an air inlet (5), and the lower portion of the drying chamber (9) is provided with a discharging opening (8). The outer side face of the first runner (1) is provided with multiple first baffles (101), and the outer side of the second runner (2) is provided with multiple second baffles (201). The rotating directions of the second runner (2) and the adjacent first runner (1) are opposite. A middle shaft sleeve (3) and a rotating shaft (4) are arranged in the first runner (1) and the second runner (2). The rotating shaft (4) is connected with a power input device on the outer side. The self-circulation drying device is simple in structure, repeated cycled flowing of materials can be achieved, the materials are dispersed evenly, and the drying efficiency is greatly improved.