45results about How to "Increase distribution area" patented technology

Disclosed is a flux injector assembly and method for refining a molten material, wherein at least a portion of the material is aluminum, as it flows through a trough. A dispensing rod having a hollow body and a dispensing rim is configured to allow a flux and / or inert gas to travel through the hollow body and be injected into the molten material through the dispensing rim as the molten material flows through the trough. A baffle plate is configured to be positioned within the molten material in the associated trough to allow the molten material to flow passed the baffle plate. The elongated dispensing rod is positioned at a downstream location relative to the baffle plate. The rate of flow of molten material is increased as it passes the dispensing rim of the elongated dispensing rod to inject and mix the flux within the molten aluminum alloy.

A vehicular marker lamp including an LED, which is disposed with the optical axis in the forward direction of the lamp; and an optical member 14, whch is disposed in front of the LED for guiding light from the LED toward the front of the lamp. The optical member is formed with a lens portion, a connecting portion, and a reflective portion whch are integrated as a plate-shaped single element of a transparent resin. Light from the LED and directed to the front along the LED's optical axis is refracted by the lens portion and passes therethrough to the front of the lamp, and light deviating from the LED's optical axis passes through the connecting portion and is reflected by the reflective portion toward the front of the lamp.

The invention relates to a precast concrete member connected by a straight thread and a pier head lock anchor grouting sleeve, and a method for assembling the precast concrete member, belonging to the technical field of constructional engineering assembly concrete structures. The method of connecting by the straight thread and the pier head lock anchor grouting sleeve is adopted; one end of a reinforcing steel bar is processed into the straight thread (6), and the other end of the reinforcing steel bar is processed into a pier head (5); the inner wall of the end with smaller diameter of a connecting sleeve is processed into a thread (9) which is connected with the reinforcing steel by the straight thread (6) and is used for transmitting force; the inner wall of the end with larger diameter of the connecting sleeve is processed into a thread (16) which is connected with a matched plug ring (10) by an external thread (17); after grouting is carried out through a grouting hole, the original way that the tensile force of the reinforcing steel bar of a prefabricated part connected by grouting is transmitted mainly by bonding is changed by the reinforcing steel bar through lock anchor extrusion and bonding force transmission among the pier head of the reinforcing steel bar, the plug ring, grouting material and the sleeve. The safety and economical efficiency of the connection of the novel precast concrete member are improved.

The invention relates to a grid reinforced bar support special-shaped section short shearing force wall and relative producing method. The special-shaped section short shearing wall is formed by hidden post (1) and shearing wall plates. Wherein, it arranges reinforced bar network inside the wall plate and hidden posts at the end and corner of wall branches; when using two-row reinforced bars, the horizontal distributed reinforced bar (4) uses rectangle closed hoop reinforcement and adds intercross grid reinforced bar support between the reinforced bar network while said grid reinforce bar support is made by using drawing reinforced bar (9) to bond or weld the inclined reinforced bar beam (8); when the reinforced bar network uses single-row distributed bar, it arranges grid reinforced bar support at the two sides of reinforced bar network; it inserts hidden post (1) anchorage at the upper and lower ends of inclined reinforced bar beam (8); and both the web and swing wall branch have said grid reinforced bar support. Compared to general short shearing wall, the invention has improved anti-vibration ability, improved loading ability, higher ductility, higher torsional resistance, reduced side rigidity reduction and limited bottom shearing slide.

The invention refers to a heat exchanger plate (1) and a plate package for a plate heat exchanger. The heat exchanger plate extends between a primary edge zone (11a) and a secondary edge zone (12a). A centre axis (x) divides the heat exchanger plate in a primary part (11) and a secondary part (12). The heat exchanger plate includes a first end area (16), a second end area (17), and a central heat transfer area (18) therebetween. A primary porthole (21) and a secondary porthole (23) extend through the plate in the first end area and are surrounded by the respective adjoining edge area (25). The primary porthole is located on the primary part and the secondary porthole on the secondary part. A distribution area (26) extends on the first end area and has a base surface (27) extending from the primary porthole to the central heat transfer area. The base surface is inclined and located at an upper level at an upper plane in the proximity of the edge area of the primary porthole and sinks successively to a lower level in the proximity of a lower plate plane at secondary edge zone.

The invention provides precast concrete members connected by locking and anchoring pier heads and grouting a variable diameter sleeve, a prefabricated concrete member and a manufacturing method of the prefabricated concrete member, belonging to the technical field of prefabricated concrete structures in architectural engineering. A sleeve connection method for transferring forces based on extrusion and bonding is adopted, a pier head (5) and a pier head (6) are processed at the two ends of rebars, one end of a connecting sleeve (7) adopts the sleeve inner diameter smaller than the outer diameter of the rebar pier head (6) at the corresponding end, a plugging ring (10) with an inner diameter smaller than the outer diameter of the rebar pier head (5) at the corresponding end is adopted at the other end of the connecting sleeve, and the rebars transfer forces by utilizing locking and anchoring extrusion and bonding among the pier heads, the plugging ring, the grouting materials and the sleeve through sleeve grouting, thus changing the previous mode that the pull of the rebars of the precast concrete members connected through grouting is mainly transferred through bonding. The safety and economy of connection of the novel precast concrete members are improved to some extent.

A lighting device for a vehicle includes multiple light emitting devices. Each light emitting device is constructed of a light emitting diode as a light source and a light guide lens for guiding light emitted from the light emitting diode. The light emitting devices are formed in convex light emitting devices and fan-shaped light emitting devices. The convex devices and the fan-shaped devices have different light distribution characteristics. Therefore, light distribution areas and intensity of the lighting device are more flexibly adjusted than other lighting devices using light emitting diodes as light source.

The invention discloses a prefabricated concrete member, an assembled concrete member and a fabricating method through straight thread and nut locking anchor grouting sleeve connection and belongs to the technical field of assembled concrete structures of constructional engineering. A method of straight thread and nut locking anchor grouting sleeve connection is applied, one end of a reinforcing steel bar is machined to form a straight thread (6), a nut (5) is connected with the other end of the reinforcing steel bar, the inner wall of a small-diameter end of a connecting sleeve is machined to form a screw thread (9) so as to be connected with the reinforcing steel bar through the straight thread (6) to transmit force, the inner wall of a large-diameter end of the connecting sleeve is machined to form a screw thread (16) so as to be connected with a matched blocking ring (10) through an external thread (17), after grouting through a grouting hole (8), the pulling force of the reinforcing steel bar is transmitted through locking anchor extruding and cementation among the reinforcing steel bar nut, the blocking ring, a grouting material and the sleeve, and traditional methods that pulling forces of reinforcing steel bars of prefabricated members through grouting connection are mainly transmitted through cementation are changed. According to the prefabricated concrete member, the assembled concrete member and the fabricating method through straight thread and nut locking anchor grouting sleeve connection, the connection of the novel prefabricated concrete member is improved in terms of safety and economical efficiency.

The invention discloses folding equipment and a heat dissipation device, and belongs to the field of electronic equipment. The folding equipment comprises a heat collecting piece (310) including a heat collecting piece (311) and a first shaft sleeve (312), the first end (3111) of the heat collecting piece (311) makes contact with a heat source in a first folding part (100), the second end (3112) of the heat collecting piece (311) is connected with the outer wall of the first shaft sleeve (312), and the first shaft sleeve (312) is arranged on the rotating shaft (320) in a sleeving mode; the first end (331) of the cooling piece (330) makes contact with the rotating shaft (320), and the second end (332) of the cooling piece (330) makes contact with the heat dissipation device in the second folding part (200). The heat generated by the heat source of the first folding part (100) can be transmitted to the heat dissipation device in the second folding part (200), so that the heat dissipationarea of the heat source is enlarged, the heat dissipation area is increased, and the heat dissipation effect is improved.

Device for improving the purifying liquid evaporation in an axially symmetric dosing module for an SCR device. The dosing module is able to dose a urea-based reducing agent into a gas exhaust stream generated by a combustion engine. The dosing module comprises a housing developing symmetrically along a development axis; a nozzle for dosing the urea-based reducing agent, arranged along said development axis; and an inlet opening for conveying the gas exhaust stream into the dosing housing, arranged annularly with respect to the nozzle. The device further includes a splitting wall, arranged within the inlet opening for defining at least two separate annular gas stream paths, one annular and coaxial with respect to another, one of them shaped for inducing a different axial speed into a respective gas stream with respect to another.

The disclosure provides a NAND flash memory and a reading method thereof, which may read a negative threshold value of a memory cell without using a negative-voltage-generating circuit. The disclosed NAND flash memory includes a sense amplifier, a bit line selecting circuit and an array having a plurality of NAND string units. The disclosed NAND flash memory includes a ΔV supplying portion element that applies a positive voltage to a source line, a P well formed with a selected memory cell, and a non-selected bit line which is adjacent to a selected bit line, within a predetermined time period, after the selected bit line is pre-charged and during a reading process.

The invention provides a commodity circulation information processing method and device. The method is characterized in that a service platform receives a commodity sending request from a commodity sending client end, then, enables journey information in a database to be matched with the commodity sending request, obtains the journey information matched with commodity sending information and sends the obtained journey information to the commodity sending client end, or the service platform receives the journey information sent by a trip client end, enables the journey information in the database to be matched with the commodity sending request, obtains the commodity sending information matched with the journey information and sends the obtained commodity sending information to the commodity sending client end. The method solves the defects that commodities cannot be delivered to some regions in commodity circulation, a lot of manpower and devices are need and cost is high, thereby saving cost of commodity circulation and expanding coverage of commodity circulation regions.

The invention provides a precast concrete component and an assembly concrete component connected with a pier head locking anchor grouting straight sleeve and a production method thereof and belongs to the technical field of construction engineering assembly concrete structures. A method of sleeve connection based on extrusion and binding force transfer is adopted and a pier head (5) and a pier head (6) are machined at two ends of steel bars respectively; the sleeve inner diameter of one end of a connecting sleeve (7) is smaller than the outer diameter of the corresponding end of steel bar pier head (6); the inner diameter of the other end of the connecting sleeve is large and the other end of the connecting sleeve is provided with threads; a blocking ring (10) is connected with the connecting sleeve, wherein the inner diameter of the blocking ring (10) is smaller than the outer diameter of the corresponding end of steel bar pier head (5); the locking anchor extrusion and binding force transfer among the steel bar pier heads, the blocking ring, the sleeve and grouting materials is utilized through the steel bars due to the sleeve grouting and accordingly the mode that the steel bar tension of the previous grouting connection precast component is mainly transferred through bonding is changed. According to the production method, the safety and the economy of the connection of the novel precast concrete component are improved.

The disclosure provides a NAND flash memory and a reading method thereof, which may read a negative threshold value of a memory cell without using a negative-voltage-generating circuit. The disclosed NAND flash memory includes a sense amplifier, a bit line selecting circuit and an array having a plurality of NAND string units. The disclosed NAND flash memory includes a ΔV supplying portion element that applies a positive voltage to a source line, a P well formed with a selected memory cell, and a non-selected bit line which is adjacent to a selected bit line, within a predetermined time period, after the selected bit line is pre-charged and during a reading process.

The invention relates to a composite swirl combustion chamber structure, which is composed of a base double swirl combustion chamber and a side swirl combustion chamber tip shunting structure laminated at the outer edge of the combustion chamber. According to the invention, on one hand, the structure characteristics of the double swirl combustion chamber are utilized, so that fuel forms swirls with opposite directions in inner and outer chambers; on the other hand, an outer chamber fuel collision tip shunting structure is utilized, so that the fuel generates lateral swirl, and the fuel is accelerated to be diffused to the total space of the combustion chamber, thus the fuel and air are more uniformly mixed, the utilization rate of air is improved, the requirement on intake swirl is correspondingly reduced, and the power performance, economy and emission performance of the engine are improved to a certain extent. The key to the invention is matching between the geometrical sizes of the base double swirl combustion chamber and the tip shunting structure and the included angles of fuel pockets, and the laminated tip shunting structure is simple and feasible.

There is provided a wireless communication device including a communication section which receives, from an information distribution device that distributes distribution information or another wireless communication device that has received the distribution information, the distribution information using ad hoc wireless communication, a position information acquisition section which acquires position information indicating a current position, a movement amount calculation section which calculates a movement amount from the information distribution device based on a change in the position information acquired by the position information acquisition section, and a distribution information management section which manages availability of the distribution information based on the movement amount and a predetermined limited area-radius that defines a limited area in which the distribution information is distributed.

The invention discloses an aromatherapy essential oil catalytic burner, which comprises a burner body, a circuit board and a support, wherein the support is used for installing the burner body; the circuit board is arranged on the burner body. The aromatherapy essential oil catalytic burner is characterized in that one side of the burner body is provided with a mounting surface, whereas the circuit board is laterally arranged on the mounting surface. The invention also discloses a catalytic unit applying the aromatherapy essential oil catalytic burner. Compared with the prior art, the invention has the advantages that the circuit board is laterally arranged, and thus, restraint on essential oil emission is relieved, and the essential oil emission area is enlarged. Meanwhile, direct contact between the circuit board and essential oil is reduced, and thus, the circuit board cannot be easily corroded or even go black, and finally, damage caused to the circuit board due to sudden temperature drop and temperature rise phenomena brought by the essential oil is also greatly reduced, and the service life of the circuit board is prolonged.

The embodiment of the invention provides an organic light-emitting device, a preparation method and a display panel. Specifically, the organic light-emitting device comprises a p-type host layer, an n-type host layer and an intermediate layer located between the p-type host layer and the n-type host layer, wherein at least one of the p-type substrate layer and the n-type substrate layer is provided with a fluorescent dopant, and the fluorescent dopant is close to the intermediate layer and has a preset distance from the intermediate layer; the p-type matrix layer and the n-type matrix layer are configured to form a spatially separated exciplex with the intermediate layer under the action of electricity; and the fluorescent dopant is configured to obtain the energy of singlet excitons generated by the exciplex and emit light. According to the technical scheme, the distribution area of excitons formed by the exciplex can be enlarged, and exciton quenching and efficiency roll-off caused by excessive concentration of the excitons are effectively reduced.

The present invention relates to a liquid distributor especially suitable for uniformly distributing a liquid, and concretely relates to a liquid chromatography distributor. The liquid chromatographydistributor is disclosed in order to improve the liquid distribution uniformity of the liquid chromatography distributor. The liquid chromatography distributor includes an upper distribution plate anda lower distribution plate; the upper distribution plate is provided with a central circular groove and a plurality of flow dividing grooves, the central circular groove is located at the center position of the upper distribution plate, the flow dividing grooves extend along the diameter direction of the upper distribution plate, the plurality of flow dividing grooves are sequentially distributedalong the circumferential direction, and one end, close to the center position of the upper distribution plate, of every flow dividing groove is communicated with the central circular groove; and thelower distribution plate is provided with a plurality of liquid distribution holes, and the plurality of liquid distribution holes are sequentially distributed along the circumferential direction, and are communicated with the flow dividing grooves. The liquid chromatography distributor can improve the solution distribution uniformity, reduce the phenomena of channeling, bias flow and wall flow and improve the mass transfer efficiency.

There is provided a wireless communication device including a communication section which receives, from an information distribution device that distributes distribution information or another wireless communication device that has received the distribution information, the distribution information using ad hoc wireless communication, a position information acquisition section which acquires position information indicating a current position, a movement amount calculation section which calculates a movement amount from the information distribution device based on a change in the position information acquired by the position information acquisition section, and a distribution information management section which manages availability of the distribution information based on the movement amount and a predetermined limited area-radius that defines a limited area in which the distribution information is distributed.

The invention discloses an anti-interruption feeding system for dry denitration conveying equipment, and relates to the technical field of dry denitration feeding, the anti-interruption feeding system comprises a hopper, a material scattering mechanism for guiding materials in the hopper into a hearth and a guide mechanism for assisting the material scattering mechanism to uniformly swing and scatter the materials, and the material scattering mechanism comprises a first material guide pipe and a second material guide pipe; a hollow spherical block is fixedly connected between the first material guide pipe and the second material guide pipe, a swing rod penetrates through a fan-shaped guide hole in a sliding mode, and the swing rod is limited by the fan-shaped guide hole and can only swing in the fan-shaped guide hole in a reciprocating mode, so that materials guided out of the second material guide pipe are evenly sprayed. Tooth blocks distributed in a fan-shaped structure are arranged on the side walls of the front side and the rear side of the interior of the fan-shaped guide hole, and tooth grooves meshed with the tooth blocks are formed in the outer wall of the swing rod. Materials in the hopper are guided into the hearth through the material scattering mechanism, the material scattering mechanism is assisted by the guide mechanism to evenly swing and scatter the materials, meanwhile, the distribution area of the materials can be enlarged, the chemical reaction efficiency is improved, and the denitration efficiency is improved.

The invention discloses a using method of a feeding ship capable of avoiding malignant competition, and relates to the technical field of feeding ships. According to the using method of the feeding ship capable of avoiding the malignant competition, a storage bin is arranged on the left side of the feeding ship, a storage cover plate is hinged to the upper side of the storage bin, a fixed box is fixedly connected to the right side of the feeding ship, a motor is fixedly connected to the upper side of the fixed box, and the lower side of the motor penetrates through the fixed box and extends into the fixed box. According to the using method of the feeding ship capable of avoiding the malignant competition, feed enters the interior of the discharging barrel through the feeding plate, the discharging barrel is driven by the motor to rotate at a high speed, the feed is sprayed into water from the lower side of the discharging barrel, and due to the fact that the spraying process is annularly and rotationally sprayed, all fries in a circle can be fed; due to the fact that feeding is driven mechanically, the feeding speed can be slowed down, weak fries have time to eat, and the purpose of reducing the vicious circle of food grabbing among the fries is achieved.

The invention discloses electrode for generating negative oxygen ion and negative oxygen ion generator using the electrode, comprising a wire loop with a longitudinal section shaped U, a circle of fibre bundle filled inside of the U-shaped groove in the wire loop, wherein the fibre bundle and wire loop are tightly glued by conducting resin and the said wire loop is composed of micrometer-size carbon fiber or fullerene fiber. The invention improves the productivity of negative oxygen ions and greatly reduces the generation of Ozone molecules. Besides, by utilizing the strong turning air flow to transfer the generated negative oxygen ions in high concentration to the space of a long distance for human to breathe, it improves the use efficiency of negative oxygen ions without the filter net, simplifies the structure of negative oxygen ion generator in this invention, as well as decreases its size.

The invention discloses an outdoor high-efficiency heat-dissipation electrical box, and the electrical box comprises a housing, a top cover, and an electrical column. The upper part of the outer peripheral wall of the housing is provided with an air inlet, and the center of the bottom wall of the housing is provided with an air outlet. The inner peripheral wall of the housing is provided with an air guide plate. The intersection of the arc surface, far from the electrical column, of the air inlet and the inner peripheral wall of the housing is provided with a tangent line. The inner peripheralwall of the housing is provided with a tangent line at the intersection, and the inclined angle between the two tangent lines is not less than 30 degrees. According to the invention, the electrical box employs a cylindrical housing, and the setting of the air guide plate enlarges the distribution area of a rotating air flow, and also enables the air flow in the housing to form a plurality of spiral eddy flows which are distributed in the peripheral direction, thereby improving the turbulence degree of the air flow, and greatly improving the heat dissipation effect.

The invention relates to the technical field of microelectronic machinery, and particularly discloses a flexible film platinum resistance sensor which comprises a flexible platinum resistance sensor substrate, the flexible platinum resistance sensor substrate comprises a polyimide base material layer, a platinum resistance wire middle layer and a polyimide covering layer, the platinum resistance wire middle layer comprises a platinum resistance wire and a sealant, the two ends of the platinum resistance wire are connected with wires, and the connecting parts of the platinum resistance wire and the wires are located in the platinum resistance wire middle layer. The polyimide base material layer and the polyimide covering layer are made of polyimide films with the thickness of 0.03-0.05 mm; the thickness of the platinum resistance wire middle layer is 0.05-0.08 mm, and the sealant is polyimide glue. According to the flexible film platinum resistance sensor, the platinum resistance sensor substrate is soft, light and thin in texture and can be tightly attached to the surface of a measured object, measurement errors caused by the fact that the sensor cannot be tightly contacted with a complex surface are avoided, and the flexible film platinum resistance sensor is high in test accuracy and good in stability.

The invention relates to a liquid distribution device, especially suitable for uniform distribution of liquid, in particular to a liquid chromatography distributor. In order to improve the liquid distribution uniformity of the liquid chromatography distributor, the invention discloses a liquid chromatography distributor. The liquid chromatography distributor includes an upper distribution plate and a lower distribution plate; the upper distribution plate is provided with a central circular groove and a plurality of split flow grooves, the central circular groove is located at the center of the upper distribution plate, the The distribution grooves extend along the diameter direction of the upper distribution plate and a plurality of the distribution grooves are distributed sequentially along the circumferential direction, and one end of the distribution grooves close to the center of the upper distribution plate communicates with the central circular groove; the lower distribution plate is provided with There are a plurality of liquid distribution holes, and the plurality of liquid distribution holes are sequentially distributed along the circumferential direction and communicated with the distribution groove. The liquid chromatography distributor of the present invention can improve the distribution uniformity of the solution, reduce the generation of channel flow, drift flow and wall flow phenomenon, and improve the mass transfer efficiency.

The invention provides a liquid distribution structure with a shielding avoiding effect and a heat exchanger. The liquid distribution structure comprises a liquid distribution pipe; a heat exchange tube is arranged in the heat exchanger, and the liquid distribution pipe is annularly arranged above the heat exchange tube. According to the liquid distribution structure with the shielding avoiding effect and the heat exchanger, a liquid distribution disc structure in the prior art is replaced with the annular liquid distribution pipe, so that shielding of gaseous refrigerants is reduced under thecondition that the liquid distribution effect the same as that of the liquid distribution disc structure is guaranteed, and the heat exchange performance of the heat exchanger is guaranteed; and meanwhile, spraying holes are formed, the distribution area of the heat exchange tubes can be increased, the problem that a plurality of heat exchange dead zones exist due to the small distribution area of the heat exchange tubes in the prior art is effectively solved, shielding of a liquid distributor to the heat exchange tubes is reduced, limitation of the liquid distributor to the layout of the heat exchange tubes is reduced, the structure of the liquid distributor is simplified, occupied space is small, no liquid distribution dead angle exists, and the space utilization rate of the heat exchanger is improved.

Disclosed is a flux injector assembly and method for refining a molten material, wherein at least a portion of the material is aluminum, as it flows through a trough. A dispensing rod having a hollow body and a dispensing rim is configured to allow a flux and / or inert gas to travel through the hollow body and be injected into the molten material through the dispensing rim as the molten material flows through the trough. A baffle plate is configured to be positioned within the molten material in the associated trough to allow the molten material to flow passed the baffle plate. The elongated dispensing rod is positioned at a downstream location relative to the baffle plate. The rate of flow of molten material is increased as it passes the dispensing rim of the elongated dispensing rod to inject and mix the flux within the molten aluminum alloy.

The invention discloses a quasi-vertical Schottky diode with an air bridge interconnected with a strip-shaped anode. The quasi-vertical Schottky diode comprises a semi-insulating substrate, a highly-doped epitaxial layer, a lowly-doped epitaxial layer table top, cathode metal, strip-shaped anode metal, a protective medium, an anode power-up metal flat plate and a metal air bridge; the highly-doped epitaxial layer and the anode power-up metal flat plate are arranged at an interval and are both arranged on the semi-insulating substrate; the lightly-doped epitaxial layer table board and the cathode metal are spaced by a certain distance or are in contact with each other, and are both arranged on the highly-doped epitaxial layer; the strip-shaped anode metal is arranged on the lightly-doped epitaxial layer table surface, and a certain distance is kept between the strip-shaped anode metal and the cathode metal; and the metal air bridge is positioned on the anode metal and the anode power-up metal flat plate and connects the strip-shaped anode metal and the anode power-up metal flat plate. By adopting the strip-shaped anode structure, the series resistance of the Schottky diode is reduced, and the cutoff frequency and the heat dissipation capability are improved.