54results about How to "Adjust flow speed" patented technology

The invention relates to an impulse slow-releasing technology and discloses an impulse slow-releasing device. The impulse slow-releasing device comprises a cylinder body provided with an upper cylinder hole and a lower cylinder hole; an upper piston is matched inside the upper cylinder hole in a sealed manner; a piston rod is connected with the upper part of the upper piston; an upper oil cavity is formed by the bottom of the upper piston and the upper cylinder hole; a lower piston is matched inside a lower cylinder hole in the sealed manner; a lower oil cavity is formed by the top of the lower piston and the lower cylinder hole; a lower end cover is threaded connection with the bottom of the lower cylinder hole; a potential storage slow-releasing spring is arranged between the lower piston and the lower end cover; an air vent is formed in the lower end cover; a cylinder base is arranged between the upper cylinder hole and the lower cylinder hole; a step-shaped vertical hole and a step-shaped bending hole, which are communicated with the upper cylinder hole and the lower cylinder hole, are formed in the cylinder base; a one-way valve for guiding oil from the upper oil cavity to the lower oil cavity is arranged inside the step-shaped vertical hole; and a flow adjusting valve for communicating the upper oil cavity and the lower oil cavity are arranged inside the step-shaped bending hole.

The invention discloses a crankcase ventilation adjusting system and a control method. The crankcase ventilation adjusting system comprises a crankcase, a crankcase ventilation gas passage and an oil-gas separator; one end of the crankcase ventilation gas passage is connected with the crankcase, and the other end of the crankcase ventilation gas passage is connected with the oil-gas separator; thecrankcase ventilation adjusting system further comprises a sensor component, a controller and a crankcase ventilation adjuster. the crankcase ventilation adjuster communicates with the crankcase ventilation gas passage; the crankcase ventilation adjuster is provided with an oil passage, an engine oil pressure control valve, an oil pressure cavity, a pressure piece and an adjusting component; andthe oil pressure cavity communicates with the oil passage, the pressure piece is assembled in the oil pressure cavity and connected with the adjusting component, and the engine oil pressure control valve is installed in the oil passage. According to real-time signals measured by the sensor component, the controller controls opening and closing of the engine oil pressure control valve and adjusts the oil quantity of the oil pressure cavity, so that the pressure piece moves along the oil pressure cavity so as to rotate the adjusting component to a standard angle to adjust the speed of crankcaseventilation gas flowing to the oil-gas separator.

The invention belongs to the field of lithium extraction equipment in salt lakes, and specifically relates to a lithium extraction device in salt lakes based on ion concentration polarization effect, which includes a main channel, on which first buffer pipes are sequentially arranged for feeding into the main channel. The brine tube for extracting the original solution, the lithium-rich solution cavity tube, and the second buffer tube. The two ends of the main channel are respectively provided with a first outlet and a second outlet. The inside of the main channel is provided with a first anion selective block with several channels. and a second anion selective block. The invention utilizes the locally enhanced electric field in the channel caused by the ion concentration polarization effect to realize lithium ion enrichment and lithium-magnesium separation, the solution flow is driven by the pressure at the inlet and outlet, and high-concentration lithium is collected through the openings on the pipeline solution. Different from the direct parallelization of micro-channels, this device realizes the large-scale parallelism of micro-channels by processing a large number of micro-scale channels on ion-selective materials.

The invention relates to an impulse slow-releasing technology and discloses an impulse slow-releasing device. The impulse slow-releasing device comprises a cylinder body provided with an upper cylinder hole and a lower cylinder hole; an upper piston is matched inside the upper cylinder hole in a sealed manner; a piston rod is connected with the upper part of the upper piston; an upper oil cavity is formed by the bottom of the upper piston and the upper cylinder hole; a lower piston is matched inside a lower cylinder hole in the sealed manner; a lower oil cavity is formed by the top of the lower piston and the lower cylinder hole; a lower end cover is threaded connection with the bottom of the lower cylinder hole; a potential storage slow-releasing spring is arranged between the lower piston and the lower end cover; an air vent is formed in the lower end cover; a cylinder base is arranged between the upper cylinder hole and the lower cylinder hole; a step-shaped vertical hole and a step-shaped bending hole, which are communicated with the upper cylinder hole and the lower cylinder hole, are formed in the cylinder base; a one-way valve for guiding oil from the upper oil cavity to the lower oil cavity is arranged inside the step-shaped vertical hole; and a flow adjusting valve for communicating the upper oil cavity and the lower oil cavity are arranged inside the step-shaped bending hole.

The invention discloses a drum-type chemical raw material screening device with a speed regulation function. The drum-type chemical raw material screening device comprises a supporting frame, a drum and a speed regulation combination. The supporting frame is arranged, the drum in an inclined state is arranged in the supporting frame, a first filtering plate is arranged at the bottom end of the drum, and the speed regulation combination is arranged at the top of the supporting frame and comprises a supporting annular plate, an adjusting shaft, a driving sleeve, a power combination, a driving gear and a transmission sleeve. The supporting annular plate on the speed regulation combination is in transverse sliding fit on the horizontal plane relative to the supporting frame, the sliding direction and the axis of the drum are located on the same plane, a power output part on the speed regulation combination is the transmission sleeve, the axis of the transmission sleeve is vertically distributed, and the outer wall of the drum is sleeved with a conical sleeve. The bottom of the transmission sleeve is in extrusion contact with the inclined face of the conical sleeve, the transmission sleeve rotates to drive the drum to rotate, internal materials are screened in a rolling manner, when the supporting annular plate slides, the rotating speed of the drum can be changed, the flowing speed of the raw materials can be adjusted, and the device is suitable for screening of the raw materials with different flowability.

The invention discloses an electret ultrasonic sputtering liquid charging device and a charging method. In the ultrasonic sputtering charging device of the electret, the liquid tank is trapezoidal, the bottom of the liquid tank and the horizontal plane form an angle of 20-65°, and the material that can be electret enters from the bottom of the liquid tank through the unwinding device. The liquid tank, through the first roller shaft and the second roller shaft, the electret material can be attached to the bottom of the liquid tank, and at the same time, ultrasonic waves can be applied to the bottom of the liquid tank filled with polar liquid and materials that can be electret. After the electret material leaves the liquid tank, it is dried by a drying device to obtain a charged electret. This method can adjust the distance between the first roller shaft, the second roller shaft and the bottom of the liquid tank, and change the inclination of the bottom of the liquid tank, so that the electret materials with different thicknesses and different materials can be laminated easily. , Efficient, stable and uniform charging.

The invention relates to a liquid net dust collector, which includes a dust removal chamber and a purification chamber; an air inlet pipe is installed on the side wall of the dust removal chamber, and a liquid storage chamber is installed on the top of the dust removal chamber; The air guide pipe of the liquid storage room is connected to the purification chamber; on the bottom plate of the liquid storage room, there are dedusting wires hanging equidistantly, and the upper end of the dedusting wires runs through the bottom plate of the liquid storage room, and the dedusting wires are made of elastic materials; each of the dedusting wires The lower end of the dust removal screen is fixed on the dust removal screen, and the dust removal screen is movably installed at the bottom of the dust removal chamber. The dust removal screen can slide up and down along the inner wall of the dust removal chamber; a dust collection chamber is also installed at the bottom of the dust removal chamber. The dust collection chamber is connected to the liquid storage chamber through the catheter; the circulation pump and the dust remover are installed in sequence on the catheter; the dust collector has a novel structure and can efficiently remove dust for a long time; the filtered dust is easy to collect and clean , can make the production coherent and effectively improve the operation efficiency.

The invention discloses a cashmere conveying device which comprises a box body, a feeding cabin, a cashmere sending channel, an air blower, an air blowing channel connected with the air blower, a cashmere storage box and a return air channel, wherein a feeding opening communicated with the feeding cabin is arranged on one side of the box body, the cashmere storage box is arranged on the other sideof the box body, a stirring wheel fixedly connected to the box body is arranged at the bottom of the feeding cabin, one side of the cashmere sending channel is communicated with the feeding cabin, the other side of the cashmere sending channel is communicated with the cashmere storage box, the air blowing channel is communicated with the cashmere sending channel, one side of the return air channel is communicated with the feeding cabin, and the other side of the return air channel is communicated with the cashmere sending channel. By means of the cashmere conveying device, the cashmere is prevented from leaking in a conveying process, and a risk that fine fiber flies and is inhaled in is reduced; the whole device has the advantages of low energy consumption, high efficiency and favorability for resource saving and environmental protection.

The invention discloses a return air temperature control mechanism, a return air temperature control method, an operation control device and a refrigerator. The refrigerator is provided with a refrigeration evaporator and a refrigeration area air inlet, the return air temperature control mechanism comprises at least two temperature control chambers, a heating device and a refrigeration evaporator air duct, and each temperature control chamber comprises an air supply port and an air return port. The air return ports, the air supply ports and the refrigeration area air inlet are sequentially arranged in the air supply direction of the refrigeration evaporator air duct, the heating device is arranged in the refrigeration evaporator air duct, the refrigeration evaporator is located between the air supply ports and the air return ports, and the heating device is located in front of the air supply ports in the direction from the air supply ports to the refrigeration area air inlet. When the temperature of the temperature control chambers is reduced, the temperature of the airflow entering the refrigeration area is increased by the heating device, the temperature of the refrigeration area cannot be too low even if the temperature reduction amplitude of the temperature control chambers is larger, the temperature change range of the temperature control chambers can be effectively expanded, wide-range temperature adjustment of the temperature control chambers is achieved, and different storage requirements are met.

The invention discloses a plasma stink treatment device, which comprises a power supply, a plasma stink removal reactor, a fan and a washing tower, wherein the plasma stink removal reactor is connected with the washing tower. The device is characterized in that: the fan is positioned in a pipeline between the reactor and the washing tower; and an insulating material is connected to the joint of the reactor and the fan. The novel plasma stink treatment device has the characteristics of high efficiency, energy saving, environmental friendliness and the like.

The invention discloses a gypsum mortar spraying machine. The gypsum mortar spraying machine comprises a machine frame, a motor, a stirring barrel and a storage barrel. The motor is located above the machine frame. A primary stirring device and a secondary stirring device are correspondingly installed on the upper portion and the lower portion of the machine frame separately. The stirring barrel is connected with the storage barrel through a connecting pipe, a control valve is arranged on the side, close to the stirring barrel, of the connecting pipe, a rotary handle at the top of a one-way valve is rotated, and an output pump is arranged at the bottom of the storage barrel. The stirring barrel is connected with the storage barrel through a filter screen, well stirred mortar is filtered again to avoid impurities entering into the storage barrel, the stirring barrel is set into a secondary stirring barrel to carry out coarse stirring and refined stirring on raw materials, stirring at all levels does not interfere with each other, not only can the raw materials be sufficiently stirred, but also the stirring efficiency and the stirring quality are improved, and the stirring strength can be enhanced.

The invention discloses an efficient stretching device which comprises a rack (1). A plasticizing pool (2) is arranged in the middle of the rack (1), and stretching units (3) are arranged on the two sides of the plasticizing pool (2). A feeding port (21) and an overflowing port (22) are formed in the side wall of the plasticizing pool (2), and a gate (23) is arranged in the plasticizing pool (2) and located between the feeding port (21) and the overflowing port (22). The stretching units comprise installation seats (31) which are provided with a plurality of stretching rolls (32), and the ends, close to the plasticizing tool (2) of the installation seats (31) are provided with limiting rolls (33). The efficient stretching device can improve the plasticizing efficiency and ensure normal work, and has the advantages of the high overall stretching efficiency and the low machining cost.

The invention relates to a multi-stage compression air compressor, which includes a casing, a primary compression cylinder, a secondary compression cylinder, and a crankshaft; the crankshaft is rotatably connected to the casing, and the crankshaft includes two The bending parts are respectively bending part A and bending part B. The piston rod of the first-stage compression cylinder is rotatably connected with the bending part A, and the piston rod of the second-stage compression cylinder is rotatably connected with the bending part B; the first-stage compression cylinder and the second-stage compression cylinder The volumes are equal, the length of the first-stage compression cylinder is half of the second-stage compression cylinder, and the radial length of the bending part B is twice that of the bending part A; the closed end of the first-stage compression cylinder is provided with a The air intake check valve A is connected to the device pipeline, and a discharge check valve A connected to the second-stage compression cylinder is also provided on the first-stage compression cylinder, and an intake air connection connected to the first-stage compression cylinder is provided on the second-stage compression cylinder. The one-way valve B is also provided with an exhaust one-way valve B connected with the expansion valve in the second-stage compression cylinder.