61results about How to "Increase flow direction" patented technology

The invention concerns a water jacket for a rotary machine, the water jacket comprising at least one conduit (11) designed to be in cooling contact with at least one part of the machine and having at least one inlet coupling (12) and at least one outlet coupling for a coolant between which the conduit(s) (11) extend. The water jacket comprises an inner wall (17) and an outer wall (18) made of two different materials. The invention also concerns a rotary machine equipped with such a water jacket and an electromagnetic retarder provided with such a water jacket.

A stabilizer, drill bit, or other component of a bottom hole assembly for use in drilling a borehole includes an elongate and generally cylindrical body, a flow bore in the body, a plurality of outwardly-extending blades, with a valley disposed between adjacent blades. A ring segment that is spaced from the body and extends across at least one valley to define a flow passage through which cuttings-laden drilling mud is conveyed with an upwardly-direct trajectory. The body includes a hole or passageway for conveying drilling mud from the flow bore to between the blades. The passageway terminates in an exit directed toward the flow passage so as to provide fresh drilling mud with a trajectory such that the fluid passes through the flow passage.

The invention discloses a vertical combustion characteristic experiment device capable of controlling gas environments and side wall structures, and belongs to the technical field of experiment teaching or scientific research apparatus. The vertical combustion characteristic experiment device capable of controlling gas environments and side wall structures comprises an experiment table, an analysis control cabinet, a combustible gas bomb group, and a vacuum pump; the experimental table comprises a combustion chamber, a fixing device of variable side wall structures, a gas homogenizing device,a hot flow sensor, a linear ignition device, and a flue gas collecting device; the analysis control cabinet comprises an operation panel, a gas mixing regulating and controlling system, a gas pressureregulating and controlling system, a hot flow data acquisition device, a flue gas toxicity analysis device, a computer host, a computer display, a mouse, and a keyboard; the operation panel comprisesa power supply switch button, a sudden stop button, a measuring starting button, and an igniting button. The vertical combustion characteristic experiment device is used for measuring of characteristic parameters of vertical arranged combustible matters at different gas environments, under different side wall structure conditions, and is mainly used in fire-fighting teaching and scientific research.

An assembly structured aspirate nasal cavity of individuals including, but not limited to, children. A hand held and operative casing includes a negative pressure source preferably battery operated, and a cover assembly removably connected to the casing and structured to at least partially define a receiving chamber. An inlet assembly is formed in the casing and communicates with the negative pressure source at least partially by means of a path of fluid flow. A container is removably disposed within the receiving chamber in a predetermined, operative orientation sufficient to receive and collect a predetermined portion of the aspirated fluid, such as mucus removed from the nasal cavity. The path of fluid flow is disposed, dimensioned and structured to restrict passage of the heavier, predetermined portion of the aspirated fluid thereby facilitating its collection within the container, which is disposable along with the collected aspirated fluid after use.

The invention provides an air conditioner indoor unit which comprises a shell, a flow guide plate and an air guide plate. An air outlet facing forwards and downwards is formed in the shell; the flow guide plate and the air guide plate are movably arranged on the front side and the lower side of the air outlet correspondingly so as to cooperatively open and close the air outlet; the flow guide plate comprises a flow guide plate body and a flow distributing part, the flow distributing part is arranged on the flow guide surface of the flow guide plate body and is configured to guide air supply airflow flowing through the flow distributing part to gradually flow away from the flow guide plate body; and the air guide plate comprises an air guide plate body and an air lifting part, wherein the air lifting part is arranged on the air guide surface of the air guide plate body and is configured to guide air supply airflow passing through the air lifting part to gradually flow away from the airguide plate body when the air guide plate is positioned on the lower side of the air outlet and the air guide plate is in a front air guide state with the air guide surface facing upwards. According to the air conditioner indoor unit, better cold air upward blowing and hot air downward blowing effects can be achieved.

A faucet adaptor with a coaxial arrangement of an outer shell, a cover within the shell, a rotor at least partially within the cover, and a faceplate secured to the shell to secure the coaxial arrangement. A passage from the shell through the cover directs fluid from a source onto the rotor and then through the rotor and out of the adapter. The faucet adapter may enable the exiting spray of fluid to have a cone-like shape and the exit angle of the fluid may be altered depending on user-preferences.

The invention discloses a swept-back high-efficiency hot-plate diversion rectification multiphase reaction kettle. The reaction kettle comprises a cylindrical kettle body which is arranged vertically. A discharge port, a liquid feeding port, and a gas feeding port are sequentially arranged from top to bottom on the side wall of the kettle body. A central shaft connected with an outside motor is arranged vertically in the kettle body. The reaction kettle is characterized in that three layers of vertically arranged swept-back half-pipe turbo agitators are arranged on the central shaft. 6-10 high-efficiency heat-exchange diversion rectification devices are horizontally uniformly distributed between the outer end of the swept-back half-pipe turbo agitators and the inner wall of the kettle body. 4-6 sheets of side wall diversion full baffles are uniformly distributed on the inner wall of the kettle body. A liquid jet distributor connected with the liquid feeding port and a gas jet distributor connected with the gas feeding port are arranged on the bottom of the kettle body. An overflow zone is arranged in the kettle body. Reaction products pass through the overflow zone and is collected from the discharge port. The swept-back high-efficiency hot-plate diversion rectification multiphase reaction kettle has the advantages of good multiphase system mixing effect, large heat-exchange area, and precise temperature control.

The invention relates to the field of stainless steel product machining equipment, in particular to a polishing device for machining a stainless steel product. The polishing device comprises a grinding table and an electrolytic tank arranged on one side of the grinding table, and a grinding assembly is installed on the grinding table; a soaking tank is arranged in the electrolytic tank, and the right and left sides of the upper end of the soaking tank are provided with electrolytic bars; the upper end of each electrolytic bar is installed in a mounting end arranged at the lower end of a movable plate; the right and left sides of each movable plate are installed on support plates, and the lower ends of the support plates are provided with second electric telescopic rods arranged on a vertical frame; the vertical frame is fixed to a sliding block installed at the upper end of the electrolytic tank slidably; and the bottom end of the electrolytic tank is a separating plate, and a stirringassembly and a negative electrode are installed on the separating plate. According to the polishing device for machining the stainless steel product, through combination of two ways, namely mechanical grinding and polishing and electrochemical polishing; and various stains sticking to the surface of the stainless steel product can be removed, and the polishing effect is improved.

The invention provides an air conditioner indoor unit. The air conditioner indoor unit comprises a shell, a first air guide plate and a second air guide plate, wherein the shell is provided with an air outlet facing the front lower portion; and the first air guide plate and the second air guide plate are rotatably installed on the front side of the air outlet and the lower side of the air outlet correspondingly to open and close the air outlet in a coordinating manner, and the second air guide plate is configurated in a front air guide state that the second air guide plate can be rotated to belocated on the lower side of the air outlet and make an air guide face of the second air guide plate face upwards to guide air feeding airflow to the front portion, the front upper portion or the front lower portion and in a lower air guide state that the second air guide plate can be rotated to be located on the rear side of the air outlet and make the air guide face of the second air guide plate face forwards to guide the air feeding airflow to the lower portion. By means of the air conditioner indoor unit, cold air upward blowing and hot air downward blowing can be realized.

The invention provides a pressure casting die which comprises a die body, a fixed die fixing plate, a fixed die insert, a die joint, a movable die insert and a movable die fixing plate. According to the external physical characteristic, the die body is in a cuboid shape, the fixed die fixing plate is arranged at the top end of the die body, the fixed die insert is arranged inside the fixed die fixing plate, and the fixed die insert is connected with the fixed die fixing plate through a bolt manner; the movable die fixing plate is arranged below the fixed die fixing plate, and the movable die fixing plate and the fixed die fixing plate are connected through a guide column and a guide sleeve. The pressure casting die is improved, the advantages that structure design is reasonable, side pouring gate feeding is reasonably carried out for pouring a pressure casting, the size accuracy of the pressure casting is high, the surface is smooth and bright, and technological defects such as deformation, cracks, flash and the like which influence the appearance and the product performance are avoided are achieved, and the problems and shortcomings provided in the background technology are solved.

The invention discloses an extrusion device and an extrusion method for a hollow helicoid rotor profile with an inner key groove. The device comprises an upper die and a lower die, wherein one end of the upper die is provided with at least one diversion chamber, and the other end of the upper die is provided with at least two shunting holes communicating with the diversion chamber; a shunting bridge is arranged between every two adjacent shunting holes; a blocking table is arranged at the intersection of every two shunting bridges; the end, away from the diversion chamber, of the upper die is connected with a die core; the end, connected with the upper die, of the lower die is at least provided with a first-stage welding chamber, the end, far away from the upper die, of the welding chamber communicates with an orifice of the lower die, and the end, far away from the upper die, of the die core is sequentially inserted into the welding chamber and the orifice of the lower die; the diversion chamber, the shunting holes, the welding chamber and the orifice of the lower die communicate in sequence; and a transition key structure and a key structure which are connected in a matching manner are arranged on the outer wall of the die core. According to the extrusion method based on the device, light alloy is adopted for direct extrusion forming of the hollow rotor, the machining efficiency and blank utilization rate are high, and the production cost is low.

In a method for the formation of an anchorage transmitting a longitudinal force, of an elongated composite fiber component, in particular in the form of a tension or pressure bar, which includes a thermoplastic matrix material and fibers embedded therein, on a force application element, which includes a cavity that accepts the composite fiber component over a connection section of its longitudinal extent, between the composite fiber component and the force application element a form-locking connection, acting in the longitudinal direction of the composite fiber component, is formed. For the formation of the form-locking connection the geometry of the composite fiber component, while its temperature is above the glass transition temperature of the matrix material of the composite fiber component in the connection section, is changed through a press force acting onto the external surface of the composite fiber component such that the cross sectional area of the connection section over its longitudinal extent is changed in terms of its areal enclosure. The diameter of the composite fiber component, with respect to at least one certain direction located at right angles to the longitudinal direction of the composite fiber component, is changed over the longitudinal extent of the connection section.

The invention discloses an HVPE (Hydride Vapor Phase Epitaxial Growth) reactor capable of improving the airflow direction of a substrate. The HVPE reactor is characterized by comprising a shell, wherein a main body is arranged on the top of the shell; a substrate base is arranged in the shell; an injection pipe I and an injection pipe II are arranged at one side of the main body, and an air inlet pipe II and an air inlet pipe III are arranged at the other side of the main body; a pedestal is arranged on the substrate base; an air inlet pipe I is arranged in the center of the substrate base, upper and lower ends of the air inlet pipe I are exposed from the substrate base, and an injection hole is formed in the top end of the air inlet pipe I; an exhaust port is formed in a gap between the substrate base and the inner wall of the shell. When the reactor is used for production, a first reaction gas and a second reaction gas inside the reactor are mutually mixed respectively in a horizontal direction and a perpendicular direction, and a uniform film with an extensible structure can be formed on most semiconductor substrates.

The invention discloses a method for local forging and forming of titanium alloy large-scale disk-like forgings. The steps are as follows: firstly, an inner gasket and an outer gasket for local forming are manufactured, and the inner wall of the outer gasket and the outer wall of the inner gasket are in an α-angle with a horizontal workbench. Then put the upsetting, punching, and pre-rolled rectangular thick-walled intermediate blank on the outer gasket and inner gasket for partial forging respectively, and then flatten the intermediate blank to complete the first partial forging; then follow the same steps for The other end face of the intermediate billet is subjected to a second partial forging, and so on, and finally a titanium alloy large disc forging is obtained. The method can overcome the lack of equipment capacity, and obtain a titanium alloy large disc forging with good shape, size, structure and performance. This method is used for forming large disk forgings.

The invention discloses a skid-mounted device for removing heavy hydrocarbon components in natural gas. The skid-mounted device comprises a skid-mounted frame which comprises an upper-layer frame anda lower-layer frame, a first hydrocarbon removing tower, a second hydrocarbon removing tower, a hydrocarbon removing regeneration separator and a hydrocarbon removing regeneration heater are arrangedon the lower-layer frame, and a hydrocarbon removing regeneration gas air cooler is arranged on the upper-layer frame; the tops of the first hydrocarbon removing tower and the second hydrocarbon removing tower are connected with a natural gas incoming pipeline, a branched pipeline is arranged on the natural gas incoming pipeline and connected with the hydrocarbon removing regeneration gas air cooler, the bottoms of the first hydrocarbon removing tower and the second hydrocarbon removing tower are connected with a natural gas outgoing pipeline, and an inlet and an outlet on the hydrocarbon removing regeneration heater are connected with a regeneration cold-blowing pipeline which is connected with the natural gas outgoing pipeline; a communication pipeline is arranged between an inlet of thehydrocarbon removing regeneration separator and an outlet of the hydrocarbon removing regeneration gas air cooler, and an outlet of the hydrocarbon removing regeneration separator is connected with an outer pipeline. The skid-mounted device is of an integrated skid-mounted structure and is small in size, stable in structure and convenient for manufacturing and transporting.