153results about How to "Increase outflow speed" patented technology

The invention discloses a household wastewater filtering device with a cleaning function in the technical field of environment protection. The household wastewater filtering device comprises a filtering box, wherein a screen net is arranged at an inner cavity of the filtering box; the height of the right side of the screen net is greater than the height of the left side; a sliding groove is formedin a connecting position of the right side of the screen net and the filtering box; the bottom of an inner cavity of the sliding groove is provided with a support spring; the top of the support spring is connected with the bottom of the screen net; a driving motor is arranged at each of the outer walls of the front end and the back end of the right side of the filtering box; the output end of theinner side of each driving motor extends into an inner cavity of the filtering box and is connected with an eccentric wheel; a connecting bottom is attached to the top of the eccentric wheel; the topof a top cover is provided with a wastewater inlet; the eccentric wheel is driven by the motor to rotate in the device, so that the right side of the screen net vertically moves in a repeated way, the screen net vibrates, the impurity flowing-out speed is accelerated, and the device blockage is prevented; meanwhile, the screen net is in inclined arrangement, so that the impurity discharging-out speed is further accelerated, and the work efficiency is improved.

The invention discloses a bladeless fan and a nozzle thereof. The bladeless fan comprises a base, a pedestal and the nozzle, the pedestal is positioned above the base, the nozzle is fixed onto the pedestal and comprises a tapered air duct and a mouth for spraying airflow, the nozzle is flat and gradually reduced from bottom to top and from back to front, and the mouth is a long and thin opening formed along one side of the nozzle.

The invention discloses centrifugal equipment for solid-liquid separation. The centrifugal equipment comprises a rack, a centrifuge shell body and a light-liquid discharge pipe, a rotating drum, a rotating shaft, a feeding pipe and a washing pipe, a drainage plate, a suction filter and a speed adjusting motor; and the suction filter comprises vacuum equipment, a liquid outlet pipe, a casing, a filter screen bracket and a nanoscale filter screen. According to the technical scheme, mixed raw liquid can be centrifugally stratified under the high speed rotation of the rotating drum, graphene formsmodified graphene as an amphiphilic nano-material under the centrifugal action, and the modified graphene is washed into a sewage outlet by the washing pipe under the low-speed rotation of the rotating drum and resides on the nano-scale filter screen after removing water and alcohol under the action of the suction filter at the same time; and moreover, the suction filter can greatly improve the flow rate of the water and the alcohol, so that the production efficiency of products is effectively improved.

The invention relates to an oil injection device for a milling machine. The oil injection device for the milling machine comprises a supporting seat, wherein the supporting seat is coaxially connectedwith a bearing; the supporting seat is fixedly connected with an oil storage bin; a first oil inlet is formed in the oil storage bin; the supporting seat is rotatably connected with an oil outlet tube; one end of the oil outlet tube communicates with the first oil inlet; the end, which is away from the first oil inlet, of the oil outlet tube communicates with a hollow pressure ball; the hollow pressure ball is connected with a retractable oil storage bag; a first oil outlet is formed in a position where the hollow pressure ball is connected with the oil storage bag; a supporting spring is arranged in the oil storage bag; the supporting seat is fixedly connected with a supporting rod; the oil storage bag is fixedly connected to the supporting rod; a second oil outlet is formed in the bottom of the oil storage bag and is connected with an oil injection tube; an oil nozzle is arranged at the other end of the oil injection tube and is abutted to the bearing; the oil storage bin is connected with an oil inlet tube; the other end of the oil inlet tube is connected with a lubricating oil box; an oil receiving groove is formed below the bearing; and a recycling opening is formed in the bottom of the oil receiving groove. The problems that in traditional lubricating oil injection, labor investment is high, and degree of automation is low are solved.

The application discloses a time delay control method which is applied to network devices. The method herein includes the following steps: transmitting a first data packet to a next level device whichis connected to a network device, such that the next level device, based on the first data packet, determines whether to transmit a time delay control signal to the network device; upon receiving thetime delay control signal which is transmitted by the next level device, increasing the flow velocity of a token buckets that are inside the network device or reducing the capacity of the token bucket so as to reduce the time delay. The application also discloses a time delay control apparatus, a storage medium and a computer program product.

The invention relates to a self-generating energy-saving type lifting streetlamp based on an injection principle. The self-generating energy-saving type lifting streetlamp based on the injection principle comprises a base, wherein a lamp pole is fixedly connected to the upper side of the base; a groove with an upward opening is formed in the lamp pole; a lifting column is arranged in the groove; two guiding slots are symmetrically formed in an inner side wall of the groove; guiding rods are arranged in the guiding slots; the other ends of the guiding rods are fixedly connected with a side wallof the lifting column; each guiding rod is connected with the bottom part of each guiding slot through a support spring; a pull ring is fixedly connected to the lower part of the lifting column; anda connecting rope is connected onto the pull ring. The self-generating energy-saving type lifting streetlamp based on the injection principle provided by the invention has the beneficial effects thatwhen the connecting rope winds on a rotating plate, the height of the lifting column is decreased through the connecting rope, and the height of a lamp holder is decreased through the lifting column;and a second rotary shaft drives a driving spur gear to rotate, a driving bevel gear drives a driven spur gear to rotate, the driven spur gear drives a rotary rod to rotate, and the rotary rod drivesa solar photovoltaic plate to rotate, so that a light receiving angle is adjusted, and the power generating efficiency is effectively improved.

The invention discloses a blockage-proof material spray head for a 3D printer. The blockage-proof material spray head comprises a spray head body. The upper portion of the spray head body is cylindrical and the lower portion of the spray head body is conical. A feeding pipe is arranged at one side of the spray head body. A discharging outlet is formed in the bottom of the spray head body. A printed material flow channel is formed in the spray head body and further comprises a through flow channel body and a necking flow channel body. The side wall on the upper portion of the through flow channel body communicates with the feeding pipe, and the bottom end of the through flow channel body is connected with the necking flow channel body. The inner diameter of the necking flow channel body isgradually reduced, and the bottom end of the necking flow channel body is connected with the discharging outlet. A rotating shaft is arranged inside the through flow channel body, and a screw blade isarranged on the rotating shaft. A rotating motor is arranged at the top of the spray head body and is further connected with the rotating shaft in a transmission mode. The blockage-proof material spray head for the 3D printer is simple in structure and convenient to install, and printed materials can be effectively prevented from blocking the spray head.

The invention provides a cleaning robot base station, a cleaning robot and a cleaning robot system. The cleaning robot base station comprises a base station box body, and the base station box body is provided with a sewage tank. A sewage recovery assembly comprises a water tank, a recovery power part, a communicating pipe and a butt joint mechanism. The water tank is provided with a sewage cavity. The butt joint mechanism is provided with a sewage suction opening used for being communicated with a sewage draining exit of a cleaning robot. The water tank is communicated with the sewage tank and the sewage suction opening through the communicating pipe. The recovery power part is used for recovering sewage in the sewage tank and the sewage draining exit into the sewage cavity. The butt joint mechanism is directly in butt joint with the sewage draining exit of the cleaning robot. The sewage tank can collect sewage of the cleaning robot to guarantee that the sewage cannot overflow to the ground. The sewage recovery assembly can directly recover the sewage in the cleaning robot and the sewage in the sewage tank, and the sewage recovery efficiency is improved.

The invention provides a hand-held spray head and belongs to the field of health spray equipment. The hand-held spray head comprises a spray head body. The spray head body is of a hollow structure and internally provided with a pipe which penetrates through the two ends of the spray head body, and the two ends of the pipe are provided with a water inlet and a water outlet respectively; the spray head body is internally provided with a heating device, the heating device comprises a power supply mechanism and an electric heating wire, the electric heating wire is sleeved with an electric heating tube, and the electric heating tube is located in the pipe; the outer side of the spray head body is provided with a pressing switch, the pipe is internally provided with a blocking piece which blocks the water inlet and the water outlet, and the blocking piece is connected with the pressing switch; the pressing switch is further connected with a first contact point electrically connected with the power supply mechanism, the electric heating wire is electrically connected with the power supply mechanism as well, and a second contact point is arranged on the electric heating wire. Compared with a mode of cleaning only through paper towel, the handheld spray head has a better cleaning effect, invisible germs can be cleaned up, and guarantee is brought to the health of a user.

The invention discloses an extrusion forming machine for an aluminum profile of a heat-insulation in-swinging casement window. The extrusion forming machine comprises an extruding machine and a cutting machine, wherein the extruding machine is connected with the cutting machine through a roller conveying belt. According to the extrusion forming machine, since the extruding machine is connected with the cutting machine through the roller conveying belt, after being moved out of a discharge pipe, the profile, which is extrusion-formed by the extrusion forming machine and subjected to cooling treatment, is naturally cooled for a period of time on the roller conveying belt and then is directly conveyed onto the cutting machine to be cut, so that continuous extrusion forming and cutting processing of the profile is realized. Compared with a process in the prior art, in which forming and cutting are performed separately, the extrusion forming machine has the advantages that the occupied factory building space is reduced, the phenomenon that a worker transfers the profile frequently is avoided, the labor intensity is reduced, and meanwhile the production cost of the profile is lowered.

The invention discloses a dump leaching field construction process based on a green mine construction technology, and belongs to the technical field of green mine construction. The leakage is prevented by additionally arranging an impermeable layer between two geomembranes, the impermeable layer adopts a honeycomb structure and has high pressure resistance, sealants are stored in honeycombs, whenstones penetrate from the bottom, the sealants can flow out to fill cracks of the lower geomembrane, a glass tube is broken under the puncture and extrusion action of the stones, so that lime powder and water are subjected to a chemical reaction, heat released by the reaction enables the water to boil to generate water vapor, then a sealing membrane is burst, nitrogen overflows from through holes,and the sealants are extruded out of the outer honeycomb to accelerate the flow-out speed and outflow volume of the sealants. Compared with the prior art, self-repairing of the geomembranes can be achieved, the leakage is prevented, and mine green production is guaranteed.

The invention discloses a feeding system of 3D printing equipment. The feeding system comprises a material tank, wherein a rotating shaft is arranged in the material tank; stirring paddles are arranged on the rotating shaft; a discharging opening is formed in the bottom of the material tank, and is connected with a nozzle; an unloading channel is arranged in the nozzle; the rotating shaft is a hollow pipe; a center shaft is arranged in the rotating shaft in a penetrating manner; the length of the center shaft is greater than that of the rotating shaft; spiral blades are arranged at the bottomof the center shaft; the part, with the spiral blades, of the center shaft, penetrates through the unloading channel of the nozzle; a driving device I and a driving device II are arranged at the top end of the material tank; the driving device I is in transmission connection with the rotating shaft; and the driving device II is in transmission connection with the center shaft. The feeding system disclosed by the invention is simple in structure, and the blocking of the nozzle can be effectively avoided.

The invention provides a paint-spraying and purifying device for furniture and belongs to the technical field of machinery. The invention aims to solve the problem of poor dust-removing effect of the current painted house. The paint-spraying and purifying device for furniture comprises a base plate and a cuboid shell arranged on the base plate, wherein an air inlet and an air outlet are respectively formed on left and right side walls of the shell; a separating plate which is used for separating an inner chamber of the shell into a left chamber and a right chamber separated from each other is vertically fixed in the shell; a strip-shaped water-passing channel penetrates through the separating plate along the vertical direction; an air passing unit for communicating the left chamber with the right chamber is also arranged on the separating plate; the air passing unit comprises a bar-shaped air hole which penetrates through the separating plate along the horizontal direction; a water inlet pipe is fixed on a top wall of the shell; a tubular water outlet part is arranged on the side wall of the water inlet pipe; the water outlet part penetrates through the shell and is inserted into the water-passing channel; a water outlet is formed at the bottom of the shell; the water outlet is aligned with the water-passing channel. The paint-spraying and purifying device for furniture has the advantage of excellent dust-removing effect.

The invention discloses a machining device for aluminum profiles of sliding doors and windows. The machining device comprises an extruding machine and a cutting machine. The extruding machine is connected with the cutting machine through a roller conveyor belt. The extruding machine and the cutting machine are connected through the roller conveyor belt. The profiles extruded and formed through the extruding machine and subjected to cooling processing are directly conveyed to the cutting machine to be subjected to the cutting procedure after being moved out of a discharge pipe and naturally cooled on the roller conveyor belt for a period of time, and then the extrusion forming and cutting continuous machining of the profiles is achieved. Compared with a process for separately conducting forming and cutting in the prior art, occupation of plant spaces is reduced, the transfer frequency of workers for the profiles is avoided, and the production cost of the profiles is reduced while the labor intensity is lowered.

The invention relates to the technical field of medical instruments, in particular to a jejunum nutrition tube. A developing layer is arranged inside the wall of a tube head, a conveying hose is connected with the tube head through a connecting tube, the head end of an expansion tube is connected with a balloon, the balloon is arranged at the head end of the tube head, a sealing plug is arranged at the tail end of the expansion tube, the expansion tube and a transmission flexible shaft are fixedly connected with the outer walls of two sides of the conveying hose, a hard wire with an arc-shapedstructure is arranged in a steering tube, the head of a shaft core in the transmission flexible shaft is fixedly connected with the tail of the hard wire, internal threads are arranged on the inner walls of the head and the tail of a plastic case of the transmission flexible shaft, and external threads matched with the internal threads are arranged on the shaft core. The position of the tube headin a body can be conveniently displayed, allergic rejection of the human body is avoided, the angle of the tube head can be conveniently adjusted by the aid of the transmission flexible shaft, the hard wire with the arc-shaped structure and the soft connecting tube with a corrugated structure, and the pain of a patient cannot be increased due to rotation of the conveying hose.

The invention discloses a gradient purifier with automatic cleaning function. The gradient purifier comprises an eccentric wheel assembly, wherein the eccentric wheel assembly comprises a concave rod,the concave rod is sleeved with a plurality of blades, each blade is sleeved with a blade sleeve, a rotating cylinder is arranged at the outer end of each blade sleeve, and a suction port assembly isarranged on one side of each blade. Suction moving blocks are arranged on the other sides of the blades, suction fixing blocks are arranged at the upper end and the lower end of the side, close to the suction moving blocks, of the interior of the blade sleeve, the ends, close to the concave rod, of the suction moving blocks are connected to a suction port assembly through one-way valve pipelines,and a petroleum valve pipeline is connected with a centrifugal device which is arranged above the rotating cylinder. The oil-gas recovery device, the petroleum condensate recovery box and the oil-water recovery device are connected to the centrifugal device through pipelines; the oil-gas recovery device has the beneficial effects that cleaning is convenient, harmful gas and condensate in petroleum can be removed, and the amount of filtered seawater is guaranteed.

Disclosed is a droplet separator system (2) which is disposed in or on a flow duct and is used for separating liquid or solid particles from the medium flowing in the flow duct (1). Said system comprises a frame (11) with a base plate, a cover plate, and a trough area (4) that is located at the bottom end of the frame and is used for collecting and discharging liquids/solids, a cap area (7), and a lateral area. A plurality of profiled droplet separators (3) are retained by the frame. The frame (11) is provided with at least one device for deflecting and/or increasing the resistance and/or reducing the rate of the flow, said device being arranged in and/or adjacent to the trough area, cap area, and/or lateral area of the frame. This allows entrainments or leakage flows to be largely eliminated.

The invention relates to a device and method for manually opening glass ampules within the device, a cementing device having the device and a method for opening the glass ampoules via use of the device, wherein the device comprises at least a holder with side walls closed at least in sections as a holder of glass ampules, wherein the holder comprises at least one deformable closed side wall and, opposite the deformable side wall, a supporting element is provided. The device further comprises at least a strainer/filter which is arranged below the holder so that the content of the opened glass ampule flows therethrough, a first lever which is pivoted around a first axis in such a manner that it can rotate against the holder, wherein a free end of the first lever can be pressed against the deformable side wall of the holder, a second lever which is pivoted around a second axis in such a manner that it can be rotated against the holder. The second axis divides the second lever into a short lever arm and a long lever arm, wherein one end of the short lever arm should be pressed through manual operation of the long lever arm against the first lever in such a manner that the free end of the first lever presses against the deformable side wall and deforms said wall in such a manner that a glass ampule should be broken open by the pressure of the free end of the first lever.