109results about How to "Into the uniform" patented technology

This invention discloses a method for controlling sulfides in sulfur-containing gear steel, belonging to the field of metallurgical technology, including converter, LF refining, RH refining, and continuous casting processes. Converter process: molten steel tapping temperature 1630±20℃, carbon-oxygen product controlled below 0.0020; LF refining process: aluminum content in molten steel controlled at 0.035-0.045%, LF slag composition adjusted to R: 1.5-2.5, FeO+MnO: 1.0-2.0%; RH refining process: ferrotitanium added in one step to adjust the composition appropriately; Continuous casting process: argon-blown stopper rods and submerged entry nozzles are used for continuous casting, and 150-200 kg of low-basicity tundish covering agent is added to the tundish. The sulfur-containing gear steel produced by this invention can be continuously drawn for more than 10 heats, and the level of Class A inclusions can be stably controlled at A coarse ≤ 1.0 grade and A fine ≤ 1.5 grade, with a pass rate of over 99.9%.

The utility model provides an anti-blocking device for a mud-containing liquid compressed air aeration pipe, which comprises an air cap and a needle-shaped anti-blocking device, the air cap is arranged at an air distribution hole on an air distribution pipe of a reaction tank, the air cap covers the outside of the air distribution hole, and the needle-shaped anti-blocking device penetrates through the air distribution hole and is arranged inside the air cap. An exhaust hole array is arranged in the air cap, and the needle-shaped anti-blocking device is driven by air flow to generate irregular motion in the aeration process. The needle-shaped anti-blocking device is driven by airflow to move irregularly in the aeration process, so that sludge and sediments in the air distribution holes are automatically scraped, blockage is avoided, and the manual cleaning frequency is reduced. Air flow distribution is optimized through exhaust holes of the air caps, it is ensured that compressed air evenly enters liquid, and the oxidation reaction or sewage treatment efficiency is improved. The movement of the anti-blocking device does not influence the original gas speed and gas flow, and a stable aeration effect is maintained.

The utility model discloses a kind of tapping hole sliding plate inlay plate pressing device, including pressing table, slag baffle sliding plate and inlay plate, the top of pressing table is fixedly installed with side plate by support foot, the top of side plate is fixedly installed with hydraulic telescopic pump by top plate, the bottom of hydraulic telescopic pump is fixedly installed with pressing plate, the top of pressing table is provided with slag baffle sliding plate, the top of slag baffle sliding plate is provided with inlay plate, lower pressure assembly for carrying out around knocking to inlay plate is provided on side plate, it is related to tapping hole sliding plate relevant field, rotation movement is carried out by driving motor under L type motor plate to drive driving gear, driving gear engages synchronous rotation movement on the rotation gear of annular sliding slot, rotation gear drives push column to carry out around movement in the four around movable hole, the top four around inlay plate is rotated interval by push column and pressed down, so that inlay plate can be evenly stressed and enter into slag baffle sliding plate, improve the quality of slag baffle sliding plate.

This invention belongs to the field of molten salt energy storage technology, specifically relating to a molten salt cryogenic tank with a liquid level-following annular cavity. The molten salt cryogenic tank includes a tank body and a stirrer. The stirrer includes a motor mounted on the top of the tank body, a drive shaft extending into the tank body, and a flow impeller mounted on the lower end of the drive shaft. An inlet and an outlet are provided on the side wall of the tank body. An annular cavity is provided at the molten salt surface. The annular cavity has a hollow structure, and its overall density is less than that of the molten salt, allowing it to float on the molten salt surface and move up and down with changes in the molten salt level. A central opening in the annular cavity allows the drive shaft and flow impeller to pass through. This invention, through continuous regulation of the molten salt near the liquid surface by the annular cavity, weakens the liquid surface temperature stratification and flow stagnation phenomena, raises the minimum temperature inside the cryogenic tank, reduces the risk of molten salt crystallization in the liquid surface area, and improves the safety and reliability of the cryogenic tank operation.

The invention discloses a dosing device for sewage treatment of a water plant, and relates to the field of sewage dosing devices.The dosing device comprises a preparation device used for receiving medicine powder and water liquid, a medicine powder dispersing mechanism arranged above the preparation device and a storage mechanism arranged above the medicine powder dispersing mechanism; the water is dispersed into the preparation device and is mixed with the water liquid in the preparation device. The medicine powder dispersing mechanism comprises a screen frame, a guide part arranged in the center of the screen frame, a plurality of rotating shafts arranged on the outer side of the guide part in a surrounding mode along the circumferential track, and a plurality of sets of guide blades installed on the rotating shafts correspondingly. According to the preparation device, through dispersion operation on medicine powder, the medicine powder can uniformly fall from different positions above the preparation device at a constant speed, the problem that the local concentration is too high due to concentrated falling of the medicine powder is avoided, and meanwhile the caking phenomenon generated after the medicine powder falls in a concentrated mode and is fused with water liquid can be avoided; the medicine powder and the water liquid can be fully and uniformly mixed.

The utility model relates to the technical field of structural adhesive packaging, and discloses a packaging device for a mildew-proof assembly large board structural adhesive, which comprises a base, the top of the base is fixedly connected with a second mounting block, the second mounting block is internally provided with a blanking groove, the inner wall of the second mounting block is provided with a second sliding groove, and the second sliding groove is internally provided with a blanking groove. A second sliding groove is formed in the top of the base, a discharging assembly is installed in the second sliding groove, a first installation block is fixedly connected to the top of the base, a shaking motor is installed in the top end of the first installation block, a rotating block is fixedly connected to the driving end of the shaking motor, a vibration assembly is installed on the top of the rotating block, and a feeding hopper is installed on the top of the second installation block. According to the utility model, the structural adhesive falls into the blanking groove, the motor drives the discharging slide block to slide along the slide rail, the structural adhesive is quickly pushed into a packaging box, and the efficiency is improved. Meanwhile, the motor drives the first sliding rod to transversely slide in the stabilizing block, so that the feeding hopper reciprocates, the structural adhesive is ensured to enter the discharging groove, blockage is avoided, and the production efficiency is improved.

This invention discloses a land remediation device and method, relating to the field of heavy metal contaminated land remediation technology in the advanced environmental protection industry. The device comprises a vehicle and a rotary tiller. A mounting frame is fixedly connected to the side wall of the rotary tiller, and two symmetrically arranged movable frames are connected to the side wall of the mounting frame via a first reset mechanism. A downwardly inclined shovel plate is fixedly connected to the side wall of each movable frame, and two inclined guide plates are fixedly connected to the side wall of the shovel plate. This land remediation device and method can transport and evenly spread broken soil. During the spreading process, reducing agents are evenly sprayed onto the soil, resulting in more uniform mixing. Simultaneously, it can cover the sprayed microbial solution, thereby improving the efficiency and effectiveness of soil remediation. Furthermore, it allows for automatic adjustment of the spraying volume based on the vehicle's movement speed, ensuring spraying effectiveness while avoiding waste of microbial solution and reducing agents.

This utility model relates to the field of arsenic extraction technology, and more particularly to a pulsed airflow high-purity arsenic extraction device. The technical solution includes a blower, a drying vertical pipe, and a cyclone separator. A base is fixedly connected to the lower surface of the drying vertical pipe. The output end of the blower and the input end of the heater are fixedly connected. The output end of the heater is fixedly connected to the outer surface of the base. A rotating shaft is rotatably mounted on the bottom of the inner wall of the base. Fan blades are fixedly mounted on the outer surface of the rotating shaft, and the fan blades are located inside the base. A screw conveyor is fixedly mounted on the outer surface of the drying vertical pipe near its lower surface. This utility model disperses the arsenic-containing raw material upon entering the drying vertical pipe, allowing for sufficient contact between the raw material and the hot air, improving drying efficiency, facilitating subsequent arsenic purification, and preventing pipe blockage.

The utility model discloses a powder spraying device capable of uniformly spraying powder, which comprises a bearing plate, a supporting box body is fixedly arranged above the bearing plate through a bolt fastener, a control box body is stably and fixedly arranged at the top of the supporting box body, an oil-water separator is arranged on one side of the supporting box body, and a water outlet is formed in the other side of the supporting box body. A main air inlet seat is specially arranged on the rear side of the control box body, an air inlet pipe is connected to the upper portion of the main air inlet seat, a vulcanizing powder barrel device is further placed on the upper portion of the bearing plate, a powder suction rod stretches into the vulcanizing powder barrel device to suck powder, the powder is conveyed to a spray gun through a wheel cylinder body and a powder conveying pipe, it is guaranteed that the powder is conveyed stably and continuously, and a foundation is laid for uniform powder spraying. The fluidizer enables powder to uniformly enter a gun and avoid caking, the adjusting static knob on the box body is controlled to accurately adjust static parameters, the powder is uniformly attached to a workpiece, the atomization adjusting valve accurately adjusts atomization parameters, the powder is atomized well and diffused uniformly, uniform distribution in the whole powder spraying process is achieved, and the powder spraying quality is improved.

This invention discloses an automated molding and manufacturing equipment and method for utility poles, relating to the technical field of utility pole manufacturing equipment. It includes an installation base, a mold assembly on the installation base, a reinforcing cage on the mold assembly, and a feeding device located directly above the reinforcing cage. The feeding device is equipped with a dispersing and leveling mechanism and a gravity-flipping feeding mechanism. This invention, through the feeding device and the dispersing and leveling mechanism, evenly disperses and guides concrete material to different positions in the feeding hopper, achieving oscillating and dispersing feeding. This effectively avoids the problems of clumping and localized pile-up caused by concentrated concrete material accumulation. The leveling component quickly levels the dispersed material, ensuring that the surface of the concrete material in the feeding hopper remains flat and of uniform height. Finally, the gravity-flipping feeding mechanism quantitatively feeds the material, eliminating the need for manual intervention in the feeding process, significantly reducing labor intensity and improving production efficiency.

The utility model provides an air quality detector, including main casing and the top cover of being connected in the top of main casing, be equipped with a plurality of independent chambers for installing sensor in main casing, and the part of main casing is directly opposite sensor is evenly distributed with a plurality of air inlet hole, be equipped with a plurality of interval setting ridge between top cover and main casing to make the clearance between the periphery of top cover and main casing form the flow guide groove. The utility model discloses a flow guide groove is arranged in the periphery of top cover, and the air inlet hole is used for air inlet in the position of corresponding sensor in lower part, not only makes the air even flow, avoids the airflow dead angle and retention, improves the response time and measurement accuracy of sensor, also ensures internal gas flow unobstructed, reduces the internal and external pressure difference, promotes the detection accuracy, through setting up independent detection chamber, different sensor module is isolated, and each sensor is equipped with independent detection chamber, prevents the cross interference between sensor, ensures each sensor independent work, improves the independence and reliability of measurement data.

The utility model relates to the technical field of centrifugal fans, and discloses a multistage noise reduction flow guide structure of a centrifugal fan, which comprises a centrifugal fan main body, the inner wall of the centrifugal fan main body is fixedly connected with sound absorption cotton, one end of the centrifugal fan main body is fixedly connected with a flow guide cylinder, and the inner wall of the flow guide cylinder is fixedly connected with a noise reduction component. A dustproof assembly is arranged at one end of the guide cylinder, the noise reduction assembly comprises a double-layer micro-perforated plate arranged on the inner wall of the guide cylinder, a honeycomb metal guide plate is fixedly connected into the double-layer micro-perforated plate, and the dustproof assembly comprises a mounting plate arranged at one end of the guide cylinder. According to the multi-stage noise reduction flow guide structure of the centrifugal fan, by arranging the sound absorption cotton, the reinforcing layer and the noise reduction assembly, the purpose of multi-stage noise reduction is achieved, the situation that when airflow enters the air inlet, vortexes can be formed, generated airflow turbulence collides with the fan in a large amount, and large noise is generated is avoided, and sound pollution generated by the centrifugal fan can be improved.

The utility model belongs to the technical field of powder feeders, and particularly relates to a laser cladding powder feeder with a screening function, which comprises a support frame and a machine body, the machine body is arranged at the top of the support frame, a button is arranged on the front side surface of the support frame, and a screening device is arranged in the machine body; the screening device comprises a fixing plate, and the fixing plate is fixedly connected to the inner wall of the machine body. Through the arrangement of the steering device, the stop block is in contact with the stress rod, the stress rod is forced to be stressed to drive the screening plate to slide upwards on the inner wall of the rectangular groove, and when the stop block is stressed to rotate continuously, the stress rod is forced to lose force so as to drive the screening plate to reset through the elastic force of the spring, so that the screening effect is achieved; and the uniformity of the material powder is guaranteed, and the problems that the screening effect cannot be achieved and the particle size of the material powder cannot be controlled due to the fact that the stress rod cannot drive the screening plate to move are solved.

The utility model discloses a sludge separation device for wastewater treatment on a construction site, which comprises a base and a feeding structure, the outer wall of the top of the base is fixedly connected with a separation structure, the outer wall of the bottom of the feeding structure is fixedly connected with the outer wall of the top of the base, and the outer wall of the feeding structure is slidably connected with the inner wall of the separation structure; the utility model relates to the technical field of sludge separation. According to the separation structure and the feeding structure, through a positioning block and a connecting block, after sludge separation work is completed, a button is pressed down, a clamping block overcomes the elastic force of a pressure spring, connection between the clamping block and a positioning groove can be relieved, a first arc-shaped filter plate and a second arc-shaped filter plate can be easily separated, cleaning is conducted, and on the contrary, the clamping block slides into the positioning groove during installation; under the action of the pressure spring, the filter plates are stably connected, the spiral plate is matched with the feeding pipe, the feeding pipe guides wastewater to flow in, and sludge attached to the inner wall of the filter cartridge is effectively scraped and discharged in the separation process by means of the special structure of the spiral plate.

This utility model discloses a closed automatic batching device for corrosion inhibitor production, including a batching tank. A sealing cover is bolted to the top of the batching tank. A mixing mechanism is installed inside the batching tank. A feeding mechanism is installed on the top of the sealing cover. The feeding mechanism includes a mounting bracket, a feeding tank, a top cover, a filling pipe, a sealing cover, and a feeding pipe. A first sealing mechanism is installed on the outer side of the top cover, and a second sealing mechanism is installed on the side wall of the feeding pipe. A transport mechanism is installed inside the feeding pipe. With the feeding mechanism, corrosion inhibitor raw materials enter the feeding tank through the filling pipe and then enter the batching tank through the feeding pipe. During this process, the feeding mechanism and the first sealing mechanism work together to perform graded sealing operations on the feeding mechanism, ensuring the airtightness of the equipment during batching, preventing the corrosion inhibitor raw materials from evaporating and leaking, and improving the safety of the equipment during batching operations.

The invention relates to the technical field of washing equipment, particularly provides a spray head and washing equipment comprising the spray head, and aims to solve the problem that a treating agent of existing washing equipment is insufficiently dissolved. Therefore, the spray head comprises a shell and a filter screen assembly, a speed increasing channel, a mixing cavity and a clothes treating agent channel communicated with the mixing cavity are formed in the shell, a first gap is formed between the filter screen assembly and the mixing cavity, and water in the speed increasing channel enters the mixing cavity; negative pressure is generated in the mixing chamber, air is sucked in through the first gap, mixed liquid of water, air and the clothes treating agent is formed in the mixing chamber, the filter screen assembly can cut the mixed liquid into micro-foam to be sprayed out from the outlet, and the water, the air and the clothes treating agent are mixed into the mixed liquid through the mixing chamber. The clothes treating agent can be fully dissolved and mixed, then the mixed liquid is cut into micro-foam through the filter screen assembly to be sprayed out from the outlet, and therefore clothes can make full contact with the micro-foam, and the washing efficiency of the washing equipment is improved.

The utility model discloses a combined spliced graphitization furnace waste gas treatment device relates to graphitization furnace waste gas treatment device technical field, the utility model discloses a bottom plate is installed the filter jar at the top of bottom plate, the water tank is installed at the top of bottom plate, the top fixedly connected with exhaust pipe of water tank. The utility model discloses a filter part, specifically when the waste gas that enters the inside of filter jar is primarily filtered, the rotation of pivot one will drive the rotation of vibrating piece one, and the convex block on vibrating piece one will contact with the convex block on vibrating piece two when vibrating piece one rotates, makes filter plate slide on guide rod, and makes spring contract, when the convex block on vibrating piece one and vibrating piece two no longer contact, spring drives filter plate reset, to this realizes the vibration effect of filter plate, reduces the dust in waste gas and adheres the situation on filter plate, has promoted the passability of filter plate, has reduced the jam problem that filter plate appeared because of dust adhesion, has guaranteed the filtration effect.

The utility model discloses a material suction manipulator of a button cell feeder, which comprises a main body box and is characterized in that the lower end of the main body box is fixedly connected with a support frame, a fixed plate is fixedly connected in the main body box, a vibration component is arranged on the fixed plate, and the main body box is connected with a material suction port through the vibration component. The upper surface of the material suction opening is fixedly connected with a canvas connecting opening, the vibration assembly and the fixing plate are provided with an adjusting assembly used for adjusting the vibration strength, after the equipment is started, the servo motor is powered on to operate, the output end of the servo motor drives the rotating plate to rotate, and the rotating plate rotates along with rotation of the rotating plate. The force application block fixed to the rotating plate starts to do circular motion around the rotating center, when the force application block moves to make contact with a progress groove in the force application plate, the force application block pushes the force application plate, then the bearing plate is driven to overcome the elastic force of the reset spring to slide upwards along the fixing rod, and at the moment, the material suction opening transversely moves along with the bearing plate; when the force application block moves to the tail end of the forward stroke groove, the force application block starts to enter the reverse stroke groove.

The invention discloses a ship engine methanol fuel supply pipeline detection device, and relates to the technical field of pipeline detection, the ship engine methanol fuel supply pipeline detection device comprises a cabinet, and the upper surface of the cabinet is fixedly provided with a panel. By arranging the case and the panel, a firm protective shell and a flat operation platform are provided for the whole detection device, the case is made of an anti-corrosion material so as to adapt to the marine environment, and the panel serves as an installation reference of each functional module; the spraying mechanism is used for rapidly injecting a detection solution into the methanol fuel supply pipeline, a first connecting frame is fixedly arranged on the outer surface of the spraying mechanism, and the first connecting frame is fixedly connected to the inner wall of the panel. By arranging the spraying mechanism and the first connecting frame, a high-pressure injection system of a detection solution is formed, the first connecting frame provides accurate mounting and positioning for the spraying mechanism, and the spraying mechanism is responsible for generating controllable pressure to quickly inject the detection solution into a to-be-detected pipeline, so that the effect of sealing and detecting a supply pipeline is achieved.

The utility model relates to the technical field of agricultural product processing, and discloses an agricultural product primary processing threshing device which comprises a supporting table, the top of the supporting table is evenly and fixedly connected with arc-shaped supporting plates, the bottom surfaces of the arc-shaped supporting plates are fixedly communicated with discharging pipes, and connecting assemblies are arranged in the arc-shaped supporting plates. A material pushing assembly is arranged in the arc-shaped supporting plate, a material guiding plate is fixedly connected to the surface of the bottom of the supporting table, the connecting assembly comprises a bearing fixedly connected to the surface of the end of the arc-shaped supporting plate, and driven gears are fixedly connected to the surface of the inner ring of the end, away from the arc-shaped supporting plate, of the bearing. Connecting rings are fixedly connected to the inner ring surfaces of the ends, close to the arc-shaped supporting plates, of the bearings, and threshing cutters are arranged on the surfaces of the ends, away from the bearings, of the connecting rings. According to the threshing device, through the connecting assembly, the threshing knife can be quickly disassembled and assembled, the time for replacing the threshing knife is saved, the labor intensity is reduced, and the practicability of the device is improved.

The utility model relates to the field of gypsum calcination, in particular to cooling equipment for gypsum calcination, which comprises a cooling equipment body, a feeding port is arranged on the cooling equipment body, an auxiliary feeding component is arranged on the feeding port and comprises a feeding pipeline, and a first guide plate and a second guide plate are arranged in the feeding pipeline in a staggered manner. A top plate is arranged on the feeding pipeline, and an auxiliary feeding opening is formed in the side, close to the first guide plate, of the top plate; according to the gypsum cooling device, due to the arrangement of the auxiliary feeding assembly, primary flow dividing and guiding effects can be achieved on entering gypsum materials, the gypsum materials can evenly enter the cooling device body, and the phenomenon of local material accumulation is avoided.

A mixed feed pelleting and drying system includes an extrusion pellet mill (20) and a drying and cooling conveyor (21). The extrusion pellet mill (20) includes an extrusion base (23), an extrusion cylinder (24), an extrusion head (25), a dispersing roller (26), and an extrusion motor (27). The extrusion cylinder (24) is fixed on the extrusion base (23). The extrusion base (23) is provided with a heating component (30) for heating the extrusion cylinder (24). The extrusion cylinder (24) is provided with an extrusion component (31). The advantages of this utility model are: the material can quickly and evenly enter the extrusion cylinder through the dispersing roller in the feed hopper, which facilitates the extrusion component to extrude the material evenly and continuously. The cutting blade rotates synchronously with the extrusion component to cut the extruded material. The structure is simple. The heat generated after extrusion is collected by the heat collection guide tube and exchanged with the air before being used to dry the pelleted feed, thereby improving the heat energy utilization rate.

This invention relates to the field of waste incineration system technology, specifically to an energy-saving oxygen-enriched incineration system for municipal solid waste in high-altitude areas. The system includes an incinerator, a secondary combustion section, and an exhaust pipe connected in sequence. The incinerator contains a primary combustion chamber with a first combustion grate. An air supply section is located on the side of the incinerator, containing a mixing chamber. The air supply section is equipped with oxygen supply equipment and a blower connected to the mixing chamber. A horizontal air pipe connected to the mixing chamber is horizontally arranged within the primary combustion chamber. Several vertical air pipes are vertically arranged above the horizontal air pipes, with their upper ends positioned above the first combustion grate. Several short exhaust pipes are arranged on the outer wall of the vertical air pipes, with the exhaust pipes angled downwards from one end connected to the vertical air pipe to the other. This invention addresses the problem in existing technologies where increased energy consumption during the incineration of municipal solid waste in high-altitude areas is easily caused by factors such as oxygen content and temperature.

This utility model relates to the field of sauerkraut processing and shredding machines, and discloses a sauerkraut shredding machine, including a machine body. A cutting mechanism is arranged on the left side of the machine body, and a conveying mechanism is arranged on the right side of the top of the machine body near the cutting mechanism. A feeding assembly is arranged on the right side of the top of the machine body near the cutting mechanism. The feeding assembly includes a fixing plate and a feeding frame. Two sets of fixing plates are provided, both fixedly connected to the top of the conveying mechanism. The two sets of fixing plates are fixedly connected to the bottom of the feeding frame near the left and right sides. Fixing blocks are fixedly connected to the inner side between the two sets of fixing plates. In this utility model, by directly pouring sauerkraut into the feeding frame, adjusting the distance between the adjusting blocks, combined with the inclined surface design of the inner side of the feeding frame and the inclined structure at the top of the adjusting blocks, the feeding speed and flow rate of the sauerkraut can be flexibly adjusted, so that the sauerkraut enters the conveying mechanism evenly and stably. The operation is convenient, reducing manual operation steps and improving processing efficiency.

The application discloses a two-phase absorbent proportioning storage tank and a carbon capture system. The two-phase absorbent proportioning storage tank comprises a first cylinder, a second cylinder, a plurality of partitions, a liquid supply assembly and a stirring assembly. The first cylinder is sleeved outside the second cylinder. The second cylinder has a first cavity. The first cylinder and the second cylinder define a second cavity. The plurality of partitions are arranged in the second cavity and divide the second cavity into a first chamber, a second chamber and a plurality of third chambers. The first chamber is used for storing lean phase solution separated by a phase separation device. The second chamber is used for storing lean liquid obtained after regeneration by a regeneration tower. The plurality of third chambers are used for respectively storing different components of the absorbent. The liquid supply assembly is arranged between each chamber in the second cavity and the first cavity. The stirring assembly is arranged in the first cavity. The application can store and proportionally adjust the absorbent before entering the absorption tower, optimize the proportioning of each component in the two-phase absorbent, and improve the efficiency and effect of carbon capture in the subsequent absorption tower.

The utility model relates to the technical field of steel grit production, and discloses an air blast quenching device for steel grit production, which comprises a machine body, a discharge pipe is fixedly inserted on the right surface of the machine body, a feeding box is fixedly inserted on the left surface of the machine body, and a guide plate is fixedly mounted on the left inner wall of the feeding box. The front end and the rear end of the guide plate are attached to the front inner wall and the rear inner wall of the feeding box respectively, a storage box is arranged on the upper side of the feeding box, a feeding pipe is fixedly inserted into the bottom of the storage box, the bottom end of the feeding pipe is fixedly inserted into the top of the feeding box, a feeding shaft is arranged in the feeding pipe, and the feeding shaft is fixedly sleeved with a spiral flow deflector. And the outer side wall of the spiral flow deflector is attached to the inner side wall of the feeding pipe, so that the effect of ensuring that the steel grit uniformly and stably enters the machine body is achieved, accumulation and blockage are avoided, and the practicability of the device is effectively improved.

The pressure vessel comprises a shell, a hanging basket and a vortex suppression piece, in the using process, the hanging basket is used for arranging a reactor core, a coolant enters through an input port in the shell, then flows into an annular descending channel formed between the outer side wall of the hanging basket and the shell, continuously flows downwards along the descending channel, and is cooled to the outside, and the vortex suppression piece is arranged in the shell. And the lower cavity area at the bottom of the shell is reached. After entering the lower cavity at the bottom of the shell, the coolant is changed in flowing direction by the arc-shaped wall surface at the bottom of the shell to flow upwards, is in contact with the vortex suppression piece arranged in the shell and then continuously flows upwards in the area, and the upwards flowing coolant enters and flows through the reactor core lower plate, then enters the reactor core area used in the hanging basket and flows through the reactor core area to form a reactor core. And finally, the coolant flows out of the pressure vessel through the output port in the shell, and the vortex suppression plate can enable the coolant entering the reactor core to be distributed more uniformly, so that the reactor core is effectively cooled.

The utility model provides a kind of control cable processing with plastic extrusion device, it is related to cable processing equipment technical field, including preheating mechanism, the outer surface wall of preheating mechanism is provided with stirring mechanism, preheating mechanism includes extruder main body, the input end fixed communication of extruder main body has feed pipe.The utility model in, under the interaction of each component of preheating mechanism, realizes the efficient preheating treatment of plastic particles and additive, ensures that material and heating water are fully contacted and are evenly preheated, and this preheating treatment mechanism effectively avoids the problem that plastic particles appear local overheating or uneven heating in cylinder, promotes that plastic molecular chain is fully unfolded and mixes evenly, ensures the consistency of melting process, to significantly reduce the generation of bubble, block and other defects in extrusion process, greatly improves the processing quality and production efficiency of cable.

The application discloses a servo cut-off valve group, which comprises a first valve body and a second valve body integrated on a valve seat. Both the valve bodies are provided with valve cavities, and the valve cavities are internally provided with valve spools driven by a servo motor through a screw rod. The valve bodies are provided with outer ring channels communicated with inlet and outlet of the valve seat on the side surfaces, the outer ring channels are communicated with the valve cavities through a plurality of uniformly distributed lateral flow channels, and the inner walls of the valve cavities are further provided with inner ring channels. The longitudinal flow channels at the bottoms of the two valve cavities are communicated with each other through channels in the valve seat. When the two valve spools synchronously rise above the lateral flow channels, fluid can sequentially pass through the flow channels, and the valve is opened; when the two valve spools synchronously descend to completely cover the lateral flow channels, the valve is closed. The two valve cavities are communicated at the bottoms to form a pressure balance cavity, so that the valve spools are hardly subjected to axial thrust when the valve is closed, and high pressure is converted into sealing force in the radial direction of the valve spools, thereby fundamentally solving the high pressure leakage problem of traditional cut-off valves, and the application is especially suitable for high pressure equipment such as filter presses.