18results about How to "Slow down the flow" patented technology

This utility model relates to the field of pipeline technology, specifically to a compressor venting and noise reduction pipeline and its noise reduction system. The compressor venting and noise reduction pipeline includes: an exhaust pipeline, a bend downstream of the exhaust pipeline, a branch pipeline downstream of the bend, an output pipeline downstream of the branch pipeline, and a silencer downstream of the output pipeline. The silencer includes a spiral flow guiding device. This utility model reduces the velocity of the medium flow by using the bend, branch pipeline, and silencer, consuming part of the kinetic energy of the medium flow, thereby reducing the noise generated by the medium colliding with the pipe wall during discharge and reducing the safety risks to on-site personnel.

The utility model relates to desulfurizing tower technical field discloses a kind of wet flue gas desulfurization tower, including tower body, desulfurization component and be used for the spray of the spray component to desulfurization component, tower body is equipped with air inlet and air outlet, desulfurization component is arranged in tower body, desulfurization component includes sieve plate and multiple baffle, the outer periphery of sieve plate is connected with the inner wall of tower body, multiple baffle is spacedly installed at the top of sieve plate, form pass-through smoke channel between adjacent two baffle, baffle is corrugated plate, two side walls of pass-through smoke channel respectively are equipped with a group of baffle, two groups of baffle in pass-through smoke channel are staggered arrangement in the direction of smoke flow, pass-through smoke channel is filled with filler;The utility model cooperates through serpentine pass-through smoke channel and baffle, reduce the flow speed of flue gas and treatment solution, prolong residence time, to improve the reaction length of flue gas and treatment solution, improve desulfurization efficiency.

This utility model relates to the field of printed circuit board technology and discloses an inner layer edge structure of a circuit board, including: a first edge plate body disposed around the substrate body; a plurality of first flow-blocking beads equidistantly arranged on one or both sides of the edge plate body; and a plurality of second flow-blocking beads equidistantly arranged on one or both sides of the first flow-blocking beads, wherein the protruding area of ​​the second flow-blocking beads is larger than that of the first flow-blocking beads, and a first adhesive flow groove is formed between the first flow-blocking beads and the second flow-blocking beads to accommodate the flow of adhesive. This design can not only significantly reduce the flow velocity of the fluid and effectively prevent it from flowing outside the circuit board, thereby avoiding the problem of insufficient adhesive filling of the board pattern, but also the first adhesive flow grooves of different widths formed between the first and second flow-blocking beads of different sizes are interleaved, which can timely and evenly spread the adhesive of the insulating layer along the first adhesive flow groove, thereby ensuring uniform adhesive filling and reducing the probability of defective products.

The utility model provides a malt cleaning device for beer production, which relates to the technical field of ultrasonic cleaning and comprises an ultrasonic cleaning machine body, a screen frame is arranged in the ultrasonic cleaning machine body, and an auxiliary device is arranged in the screen frame. The auxiliary device is provided with a plurality of supporting plates which are arranged at certain intervals to slide in a reciprocating mode in the screen frame so as to assist the stacked malt to be separated from one another, a water outlet pipe is fixedly installed on the outer surface of the ultrasonic cleaning machine body, and the inner wall of the water outlet pipe communicates with the inner wall of the ultrasonic cleaning machine body; according to the cleaning device, the multiple supporting plates are arranged, the supporting plates can push malt in the process of moving in the screen frame, the stacked malt is forced to be separated from one another, the situation that the stacked malt can slow down the flowing speed of cleaning liquid is avoided, then the effect of accelerating solution flowing through ultrasonic vibration is improved, and the dirt stripping efficiency of the cleaning device is improved.

The invention relates to a radial fluid machine with cooling and lubrication by means of a medium flowing through the machine, wherein the medium flows from a high-pressure side to a low-pressure side of the radial fluid machine, • the radial fluid machine has a housing assembly (1) and a rotor assembly (2) rotatably supported in an inner space of the housing assembly (1), • wherein at least one first bearing is provided in order to support the rotor assembly (2) in the housing assembly (1), • wherein the rotor assembly (2) comprises a rotor (25) of an electric motor (15, 25) and an impeller (21), • wherein the motor (15, 25) comprises, in addition to the rotor (25), a stator (15), which is part of the housing assembly (1), • wherein the rotor (25) of the motor (15, 25) is arranged in a first region (2a) of the rotor assembly (2) and the stator (15) is arranged in a first region (1a) of the housing assembly (1), • wherein the first region (1a) of the housing assembly (1) encloses the first region (2a) of the rotor assembly (2).

The utility model discloses an automatic weighing sorting device of engineering plastics granulation relates to plastic production technical field. The automatic weighing sorting device of engineering plastics granulation, including base, the plastic sorting subassembly includes screening box, and the upper end fixedly connected with second plastic feed hopper of screening box, and the inside fixedly connected with the plastic screening net of the inclination of screening box, and the front end fixedly connected with four plastic discharge pipes of screening box, and the bottom surface of screening box inside is provided with four plastic flow guide groove, the surface of plastic screening net is provided with a plurality of plastic screening hole, and the surface fixedly connected with a plurality of second plastic particle baffle of plastic screening net, when the plastic particle falls on the screening net, these baffles can effectively block the particle, reduce its flow rate on the surface of screening net, reduce the situation that is not screened and is directly discharged because of the particle fast slide, avoid the problem that part of plastics is not screened and is discharged from the discharge plate, thereby improve the precision of sorting engineering plastics particle according to the size of particle size.

This invention provides a novel coke oven gas scrubbing cooler, belonging to the field of scrubbing and cooling technology. It includes an upper shell, on which an inlet pipe is fixedly connected. A cooling shell is fixedly connected to the outer periphery of the inlet pipe. Cooling water inlet and outlet pipes are fixedly connected to the left and right sidewalls of the top of the cooling shell, respectively. The outer ends of the cooling water inlet and outlet pipes penetrate the sidewalls of the upper shell and extend to the outside. Two baffles are symmetrically and fixedly connected inside the cooling shell. This invention, through the arrangement of the inlet pipe, cooling shell, cooling water inlet and outlet pipes, baffles, gas outlet, and flow-slowing mechanism, effectively slows down the flow velocity of the gas, allowing sufficient time for heat exchange between the gas and the cooling shell within the inlet pipe, thus improving cooling efficiency and effectiveness. This solves the problem of low cooling efficiency caused by high gas flow rates in existing technologies.

This utility model discloses a dust removal and cooling device for high-dust, high-concentration, ultra-high-temperature hydrogen gas, used for dust removal and cooling of the cracked gas produced by methane cracking for hydrogen production. It includes a dust collector and a cooling device. The dust collector comprises a gravity dust collection box and a water tank, with the gravity dust collection box nested within the water tank. The gravity dust collection box is used to deposit carbon powder in the cracked gas and has an ash hopper at its bottom. The water tank cools the gas entering the gravity dust collection box by supplying circulating water. The cooling device cools the cracked gas after dust removal by supplying circulating water. This dust removal and cooling device effectively solves the technical problems existing in the current methane cracking for hydrogen production process, such as difficulty in carbon-hydrogen separation under high dust, high concentration, and ultra-high temperature conditions, carbon powder blockage during hydrogen cooling, and difficulty in collecting carbon powder after high-temperature dust removal. The cracked gas undergoes subsequent cooling treatment only after a large amount of carbon powder is removed and after initial cooling and deceleration, which reduces the risk of blockage in the cooler.

This invention relates to the field of gas treatment technology, specifically to an odor gas treatment device for highly polluted environments. The device includes a primary treatment tower, a connecting pipe, a secondary treatment tower, an input pipe, and a gas delivery unit. The top of the primary treatment tower is connected to the bottom of the secondary treatment tower via the connecting pipe, and the input pipe is connected to the primary treatment tower, with the gas delivery unit connected to the input pipe. The device also includes a deodorization and sterilization mechanism installed on the primary treatment tower, the input pipe, and the secondary treatment tower, used for gas treatment; and a filtration mechanism installed inside the primary treatment tower. In this invention, particles above the support plate and above the filter plate are flushed into a temporary storage tank by liquid, thus flushing the particles on the filter plate into the temporary storage tank, completing the collection of particles on the filter plate. This achieves the simultaneous filtration of particles by the filter plate and flushing of particles with liquid, preventing filter plate clogging.

The utility model discloses a double -segment type star extinguisher, specifically related to the technical field of star extinguisher, including the jar body, the one end fixedly connected with the air inlet pipe of jar body, the other end fixedly connected with the air outlet pipe of jar body, the inside of jar body is provided with double -segment shunt mechanism, double -segment shunt mechanism includes two baffle no.

An adjustable circulating fluidized bed boiler for incinerating pyrolysis residues is disclosed. This invention addresses the problems of unstable bed temperature and pressure, and equipment shutdown due to excessive parameters, that commonly occur in existing circulating fluidized beds when incinerating different pyrolysis waste residues. The invention comprises a fluidized bed boiler body (6), a sub-bed air chamber (2), multiple dispersion pipes (5), and multiple high-temperature resistant gate valves (32). The sub-bed air chamber (2) is installed at the lower part of the fluidized bed boiler body (6). The upper parts of the multiple dispersion pipes (5) are connected to the fluidized bed boiler body (6) in a ring array, and the lower parts of the multiple dispersion pipes (5) are connected to the sub-bed air chamber (2). Each dispersion pipe (5) is equipped with a high-temperature resistant gate valve (32). The opening degree of the high-temperature resistant gate valve (32) is remotely adjusted through a control program to achieve bed pressure regulation of the fluidized bed without changing the combustion load and fluidizing air volume. This invention is used for the incineration of pyrolysis residues.

The utility model relates to kitchen appliance accessories technical field discloses humidity detection device and cooking equipment, humidity detection device includes casing, humidity transducer and filter assembly, casing cover is established in the ventilation hole outside the cooking cavity of cooking equipment, be equipped with air outlet on the casing, humidity transducer installs in the casing, is used for detecting the humidity information of the gas that is discharged from the ventilation hole, filter assembly rotatably sets up at air outlet, has the closing position of the air outlet is shielded, and the exhaust position that opens the air outlet, the utility model filter assembly is in the closing position, slows down the circulation of the inside and outside air of casing, makes the humidity of the inside of casing improve, enhances the accuracy of humidity measurement of humidity transducer, when not needing carrying out humidity measurement, filter assembly rotates to the exhaust position, and the air outlet can be fully opened, can discharge the oil fume rapidly smoothly, improves the exhaust efficiency, effectively gives consideration to the double needs of humidity measurement and oil fume discharge.

The utility model discloses a kind of trestle simulation seawater temperature water systems, including engine backwater pipe, engine water inlet pipe and open type auxiliary water tank, the engine water inlet pipe and engine backwater pipe are interconnected, heat exchanger and heat dissipation exchanger are connected in series on the engine backwater pipe, heat exchange is carried out to seawater flowing in engine backwater pipe by the heat exchanger and heat dissipation exchanger, maintain water temperature constant.The utility model, by setting baffle in heat exchanger, it is divided into two independent first chamber and second chamber in it, then arrange and set several fins on heat exchange pipe, increase heat exchange area by fin, improve heat exchange efficiency, and fin divides first chamber and second chamber into several independent subspaces, cooperate the circular through-hole of staggered opening and form seawater's flow channel, such structural design cooperates the setting of baffle, greatly increase heat exchange path, improve its heat exchange effect.

The application relates to the technical field of elbows, and discloses an elbow with a filtering function, which comprises a joint structure and a connecting structure, the joint structure comprises an elbow body, the connecting structure comprises a water inlet connecting head, a water outlet connecting head and a loose joint, one end of the elbow body is detachably installed with a mounting end of the water inlet connecting head, the other end of the elbow body is detachably installed with a mounting end of the water outlet connecting head, the connecting end of the water inlet connecting head and the connecting end of the water outlet connecting head are detachably installed with the loose joint, the elbow further comprises quick-release assemblies, filtering assemblies and a positioning assembly, the quick-release assemblies are installed in the water inlet connecting head and the water outlet connecting head, the filtering assemblies are installed in the quick-release assemblies, and the positioning assembly is installed in the mounting end of the water inlet connecting head, through the above technical scheme, the problem that the filtering structure is deformed in the dismounting process of an elbow with a small size, the elbow is damaged, the replacement process is difficult, and the filtering structure is not easy to replace quickly in the prior art is solved.

This invention relates to the field of bearing ring heat treatment equipment, specifically disclosing a salt cleaning machine and bearing ring heat treatment equipment, comprising: a housing, a base inside the housing, a conveying mechanism on the base, the conveying mechanism including a transmission chain, a lower cleaning pipe assembly on the lower part of the side wall of the housing, multiple spaced support assemblies mounted on the transmission chain, the lower cleaning pipe assembly including a lower cleaning pipe located below the transmission chain, multiple self-adjusting mechanisms on the lower cleaning pipe, each self-adjusting mechanism including a movable plate that divides the lower cleaning pipe into independent upper and lower cavities, a rotating wheel at the lower part of the movable plate in contact with the movable plate, a transmission shaft at the center of the rotating wheel, a lever at the end of the transmission shaft, a first through hole at the end of the movable plate, a first nozzle on the lower cleaning pipe located at the first through hole, and a horizontal plate above the end of the movable plate with a second through hole. This invention reduces cleaning fluid waste and improves cleaning efficiency.

This utility model provides a steam injection wellhead filtration device, relating to the field of heavy oil well production technology. The steam injection wellhead filtration device includes a filter cylinder and a screen pipe installed inside the filter cylinder. The screen pipe includes slotted sections and perforated sections. The slotted sections have a plurality of screen slots, and the perforated sections have a plurality of screen holes. A partition is provided inside the filter cylinder, dividing it into a first filter chamber and a second filter chamber. The upper end of the first filter chamber has a steam injection channel, and the end of the second filter chamber away from the screen pipe has a steam inlet channel. A through hole is provided on the partition. The screen pipe passes through the through hole so that the slotted sections and the perforated sections are located in the first filter chamber and the second filter chamber, respectively. By setting two filter chambers and a screen pipe passing through them, mechanical impurities entrained in the steam can be effectively removed, ensuring the cleanliness of the steam injected into the well. This prevents mechanical impurities from entering the oil pump during oil extraction, ensuring the normal operation of the oil pump and effectively reducing pump jamming failures.

The application discloses a drainage system circulating device and belongs to the sewage treatment field. The device comprises a water inlet pipe, a water collecting tank, a connecting pipe and a water collecting tower. The water inlet pipe is communicated with the water collecting tank. A first-stage filter device is detachably connected in the water inlet pipe. A conducting pipe is communicated with the side wall of the water collecting tank. A second-stage filter device is arranged in the conducting pipe. The connecting pipe is communicated with the second-stage filter device. A third-stage filter device is arranged in the connecting pipe. The connecting pipe is communicated with the water collecting tower. The application has the effect of sewage treatment, thereby saving water resources and complying with the sustainable development concept.

The utility model is specifically related to a kind of anti-overflowing glue micro centrifugal pump shell and micro centrifugal pump, anti-overflowing glue water pump shell includes shell and the rear end cover of setting in the rear end of shell, rear end cover is penetrated with glue pouring hole and lead slot along its axial direction on it, rear end cover includes the end cap portion located outside shell and the connecting cylinder portion that intrudes into shell inner chamber, connecting cylinder portion and shell inner chamber wall shape adaptation and fit arrangement are set, buckle cooperation connection structure is set between connecting cylinder portion and shell. Connecting cylinder portion and shell are connected between the convenient assembly of buckle cooperation connection structure, and connecting stable simultaneously;Waterproof glue is generally higher in density, and flow speed is slower, connecting cylinder portion and shell inner chamber wall shape adaptation and fit arrangement can effectively form the first interception of waterproof glue overflow, reduce the flow speed and glue amount of waterproof glue outward seepage, effectively prevent waterproof glue from overflowing from the gap between the two when glue pouring.