477results about How to "Extended flow path" patented technology

The invention relates to the technical field of extremely-low-temperature refrigeration equipment, and provides an annular heat exchange unit which comprises a flow channel box, and the two ends of the flow channel box are covered with an upper cover body and a lower cover body correspondingly; a cavity partition plate is arranged in the runner box to form an upper heat exchange cavity and a lower heat exchange cavity; two upper runners which are not communicated with each other are arranged in the upper heat exchange chamber; two lower runners which are not communicated with each other are arranged in the lower heat exchange chamber; the adjacent flow channel partition plates in the two cavities are arranged in a staggered mode to form a transition flow channel. The annular heat exchange unit further comprises two circulating pipe sets. Therefore, the two heat exchange channels which are not communicated with each other and are arranged up and down are formed in the runner box; media in the two heat exchange channels do not make contact with each other, and heat exchange is achieved through the flow channel partition plate in the flowing process. On the premise that the overall size of the runner box is not increased, two heat exchange channels which are arranged in an up-down staggered mode are formed in the runner box. The heat exchange efficiency is improved, and the space is saved. The invention provides a multi-stage heat exchanger and a dilution refrigerator.

The invention relates to a water inlet separation net, a reverse osmosis membrane unit, a reverse osmosis membrane element, a filter element and a filter system in the technical field of reverse osmosis membranes. The reverse osmosis membrane unit comprises a water inlet separation net body and a reverse osmosis membrane attached to the reverse osmosis membrane element; the water inlet separation net body is provided with water blocking parts which are arranged at intervals and in a staggered mode in the extending direction of the water inlet separation net body, so that the water inlet separation net forms a water diversion flow channel which is continuously bent; and the distance between every two adjacent water blocking parts is reduced in sequence. The water diversion flow channel is designed to be bent, and the distance between every two adjacent water blocking parts is sequentially reduced, so that the flow speed of raw water is gradually increased, on the basis that the water diversion flow channel is designed to be relatively long, the flow speed of the raw water can be maintained to be gradually increased, the raw water spirally flows in the water diversion flow channel, and the flow area of the raw water is gradually reduced; the shear flow velocity of the concentrated water end is improved, and concentration polarization caused by poor water quality of the concentrated water end is weakened, so that the reverse osmosis membrane can more effectively resist pollution and blockage.

The invention discloses a motor with heat pipe integrated arc-shaped radiating fins, and relates to the technical field of motors. In order to solve the problems that in the long-time operation process of an existing motor, due to the fact that internal assemblies such as a winding and an iron core generate a large amount of heat, straight-strip-shaped or blade-shaped cooling fins are adopted, the cooling effect is poor, the motor is overheated, and then the driving efficiency of the motor is reduced. A plurality of arc-shaped heat dissipation fins are evenly arranged on the outer surface of a shell in the circumferential direction, each arc-shaped heat dissipation fin comprises a channel, an evaporation section and a condensation section, the condensation section is in an arc shape, the evaporation section and the condensation section are connected end to end, the channels are machined in the evaporation section and the condensation section in the length direction, the surface area is increased through the arc-shaped heat dissipation fins, and the heat dissipation efficiency is improved. The air flow path is optimized, the heat pipes are arranged in the channels in the arc-shaped heat dissipation fins, heat on the surface of the shell is better transmitted to the outer sides of the fins through the heat pipes, heat transmission is accelerated, and the temperature rise of the motor during working is effectively reduced. The invention is suitable for the field of motor heat dissipation.

The present invention provides a novel frameless torque motor for a humanoid robot, comprising a support structure; a stator for generating a rotating magnetic field, wherein the number of the stators is several and evenly distributed, and the side of the stator close to the support structure is fixedly connected to the inner ring of the support structure; and a rotor for generating a rotating motion under the influence of the magnetic field generated by the stator, wherein the rotor is located at the axis of the support structure. The present invention can input current to the stator through the connector by setting a support structure, a stator, a rotor, a connecting column, a cooling structure, a heat dissipation structure and a connector, so that the stator generates a rotating magnetic field, and the rotor generates a rotating motion under the influence of the magnetic field generated by the stator. The cooling structure can cool the stator, and the heat dissipation structure can assist in heat dissipation. The heat dissipation structure can drive the liquid inside the cooling structure to move, thereby solving the problem of poor heat dissipation effect of the existing humanoid robot frameless torque motor.

The invention discloses coconut juice processing equipment, and particularly relates to the technical field of coconut juice processing, and the coconut juice processing equipment comprises a processing equipment body and a material mixing assembly; the processing equipment body comprises a barrel body; the material mixing assembly is arranged on the barrel body; the mixing assembly comprises a U-shaped bracket, a fixed seat, a servo motor, a transmission shaft, a movable groove, a movable ball, a transmission rod, a connecting rod and a stirring rod; the plurality of U-shaped brackets are fixedly arranged on the outer surface of the barrel body in an annular array; the fixed seat is fixedly arranged among the plurality of U-shaped brackets; the servo motor is fixedly arranged on the fixed seat through a motor seat; the transmission shaft rotationally penetrates through the fixed seat; a movable groove is formed in the top face of the can body. The movable ball is movably arranged in the movable groove in a penetrating manner; the transmission rod penetrates through the movable ball; the connecting rod is fixedly arranged on the transmission shaft; the stirring rod is fixedly connected with one end of the transmission rod; the device is ingenious and reasonable in design, the position of the stirring rod can be changed while coconut juice is mixed and stirred, the use cost is reduced, and the processing and mixing efficiency of the coconut juice can be improved.

The invention discloses steelmaking flue gas recovery and waste heat utilization equipment and a use method, and relates to the technical field of flue gas waste heat recovery. Dust in the steelmaking flue gas can be filtered through the filter cartridge before the flue gas enters the heat exchange mechanism, and then the clean flue gas is conveyed into the heat exchange mechanism, so that the inner wall of the heat exchange barrel can be kept in a clean state all the time, the dust in the steelmaking flue gas is prevented from being attached to the inner wall of the heat exchange barrel, heat transfer is prevented from being hindered, and the service life of the steelmaking flue gas is prolonged. The smoke dust scraping assembly can scrape off smoke dust attached to the inner wall of the filter cartridge, the self-cleaning effect can be achieved while the heat of the steelmaking smoke gas is recycled, and therefore the good filtering effect of the filter cartridge is always kept, and the scraped-off smoke dust can be collected in a centralized mode under pushing of an auger. When high-temperature flue gas passes through the heat exchange assemblies, the heat exchange assemblies can rotate around the axes of the heat exchange assemblies, so that surrounding clear water is disturbed, clear water at different positions is stirred and mixed, and water temperature areas at different positions are consistent.

The invention discloses an electrochemical descaling device for circulating water, and mainly relates to the field of water treatment. Comprising a descaling box, a water inlet pipe and a water outlet pipe are arranged on the descaling box, a deslagging pipe is arranged at the bottom of the descaling box, a plurality of cathode plates are distributed in the descaling box in a vertical array mode, anode plates are arranged between the adjacent cathode plates, passing openings are formed in the cathode plates and the anode plates, cavities are formed in the cathode plates, and moving plates are slidably connected in the cavities in the vertical direction; a plurality of deposition holes are symmetrically formed in the upper side and the lower side of the negative plate, a plurality of deposition columns are symmetrically arranged on the upper side and the lower side of the movable plate, an outer shaft body for driving the multiple movable plates to slide up and down at the same time is arranged in the descaling box, and scraping plates are symmetrically and rotationally connected to the upper side and the lower side of the negative plate. The cathode structure has the beneficial effects that the technical problem that an existing cathode structure is high in cleaning frequency or difficult to clean can be solved, the cleaning frequency is reduced, cleaning is more convenient and thorough, and the electrochemical descaling effect after long-term use is guaranteed.

The invention discloses a receiver-drier, and belongs to the field of receiver-driers. The receiver-drier comprises a shell and a filter box fixed in the shell, an air outlet and an air inlet are formed in the upper end of the shell; the air outlet is communicated with the inner bottom of the shell through a breather pipe; a plurality of water absorption cavities are uniformly formed in the filter box in the circumferential direction; an upper filter plate is mounted at the upper end of each water absorption cavity; a drying agent is filled in the water absorption cavity; a rotating pipe is rotationally connected in the shell; the upper end of the rotating pipe is provided with an upper air cavity right opposite to the upper end of the water suction cavity. A lower filter plate abutting against the lower end of the filter box is arranged at the lower end of the rotating pipe. A lower air cavity is formed in the lower end of the lower filter plate and located under the upper air cavity; the upper air cavity and the lower air cavity are both communicated with the rotating pipe; a centrifugal impeller is rotationally connected into the upper air cavity; and a heating wire is fixedly connected in the lower air cavity. And through rotation of the rotating pipe, the drying agent in each water absorption cavity is regenerated in sequence.

The invention relates to the field of powder drying, in particular to electric smelting zirconium yttrium production drying equipment which comprises a fixing frame, a rotary drum and the like. The fixed frame is rotationally connected with a rotary drum; a plug plate is arranged on the upper side of the drum; a heating pipe is arranged in the rotary drum; a plurality of exhaust ports are formed in the right side of the drum; and a blocking part is arranged on the rotary drum. Compared with an existing mode that a roller or a stirring barrel is used for mixing and drying, double-layer heating is conducted on powder through the heating pipes arranged in the material barrel and the rotating barrel, and the drying efficiency of the powder is improved; secondly, compared with an existing mode that a roller or a stirring barrel is used for mixing and drying, the moving space in the powder mixing process is limited through the area between the rotating barrel and the material barrel, the dust raising condition generated in the powder mixing process is reduced, the surface of the material barrel can be cleaned when the stirring blades of the rotating barrel rotate, powder is prevented from being attached to the surface of the material barrel, and the drying efficiency is improved. The heating effect is influenced.

The utility model relates to the field of battery cooling, in particular to a liquid cooling device, a battery box and an electric automobile, which comprises a heat exchange plate, the two ends of the heat exchange plate are fixedly connected with runner plates, and the runner plates at the two ends of the heat exchange plate are respectively a liquid inlet runner plate and a liquid outlet runner plate; n heat exchange flow channel units are arranged in the heat exchange plate, and N is larger than or equal to 2. A liquid inlet runner is arranged in the liquid inlet runner plate; a liquid outlet runner is arranged in the liquid outlet runner plate; one ends of the N heat exchange flow channel units communicate with the liquid inlet flow channel, and the other ends of the N heat exchange flow channel units communicate with the liquid outlet flow channel; the heat exchange flow channel unit comprises M heat exchange flow channel sets, M is an odd number larger than 1, and every two adjacent heat exchange flow channel sets communicate with each other. The heat exchange flow channel set comprises L heat exchange flow channels arranged in sequence, and L is a positive integer. According to the scheme, the technical problem that an existing liquid cooling device is poor in cooling and heat exchange effect is solved, and the heat exchange and cooling effect is improved.

The utility model discloses a blowing device which comprises a first air outlet cylinder, a second air outlet cylinder, a drainage device and a heating mechanism, and a first air outlet channel is formed in the first air outlet cylinder; the second air outlet cylinder is connected to the first air outlet cylinder, a drainage cavity and a second air outlet channel are formed in the second air outlet cylinder, and the second air outlet channel communicates with the drainage cavity and the first air outlet channel; the heating mechanism is arranged in the first air outlet channel and comprises a heat insulation sheet and a heating wire, the heating wire is wound around the heat insulation sheet, a plurality of heating wire sections arranged side by side are formed on the first surface and the second surface of the heat insulation sheet correspondingly, and the heating wire sections extend in the airflow direction of the first air outlet channel; the first air outlet channel and the channel inner wall of the first air outlet channel are arranged at intervals. According to the technical scheme, noise generated by the air blowing device and heating power consumption are reduced, and practicability and reliability of the air blowing device are improved.

The invention discloses a self-cleaning heat exchanger with a high ventilation effect, which belongs to the technical field of ventilation and heat exchange and comprises a mounting shell with air outlet holes, a dust suction box and a lifter are mounted in a rectangular groove of the mounting shell, a cleaner is arranged on the lifter, a spiral pipe is arranged in an annular cavity of the mounting shell, and a plurality of mounting pipes are arranged in the rectangular groove of the mounting shell. A spiral stroke rod with a mounting plate slides in each mounting pipe, an unlocking structure is mounted on each mounting plate, a heat exchange pipe is connected between the mounting pipes and comprises a main pipeline and an auxiliary pipeline, a rotatable double-end gear is mounted on the main pipeline and meshed with a driving toothed bar, and a baffle structure is arranged at the communication position of the main pipeline and the auxiliary pipeline. A plurality of locking structures are installed on the two sides of the outer ring of the main pipeline, the spiral stroke rod can open or close a through hole, leading to the auxiliary pipeline, of the main pipeline, and heat transfer fins with adjustable angles are arranged on the two sides of the main pipeline. The heat exchange structure design and the integrated cleaning function can be optimized, and the ventilation and heat exchange performance is improved.

The utility model discloses cleaning equipment and a sewage pail, the cleaning equipment is provided with a ground brush and a machine body, the machine body is provided with the detachable sewage pail, the sewage pail comprises: a pail body, which is provided with an opening at the top and a sewage inlet at the upper part of the front wall; the barrel cover is provided with a negative pressure opening, the barrel cover is arranged at the opening, and a dirt containing cavity is defined by the barrel cover and the barrel body; the filtering assembly is connected with the barrel cover and comprises a separating piece and a separating piece, and the separating piece is arranged in the top space of the dirt containing cavity and divides the top space into a separating cavity and a liquid storage cavity which are separated front and back; the separating part at least partially surrounds the dirt inlet and is at least partially located between the negative pressure opening and the dirt inlet, and a first air channel communicated with the negative pressure opening is formed between the separating part and the side wall of the barrel body. According to the technical scheme, the gas-liquid separation effect of the sewage barrel can be improved.

The invention belongs to the field of rapid detection of grain mildew, and particularly relates to an electronic nose system and application thereof to detection of different mildew degrees of grains. The electronic nose system is composed of a data storage module, a wireless communication module, a conditioning circuit board, a single-chip microcomputer, an air inlet pipe, a sensor array, a sensor air chamber, a connecting pipe, an air outlet pipe and an air pump. Wherein a guide plate is arranged in the sensor air chamber to divide the air chamber into different parts, and sensors are arranged at the different parts; therefore, the flow path of the grain volatile gas in the gas chamber is prolonged, and the sensor is ensured to be fully contacted with the gas. Meanwhile, an electronic nose system and a machine learning algorithm are used for grain mildewing detection in the granary, the mildewing degree can be accurately determined, quantitative prediction is carried out, and the method has the advantages of being high in precision and rapid in detection and is suitable for on-site rapid qualitative detection of grains in the granary; and the method has the characteristics of low cost, simplicity, convenience and high efficiency, and has a remarkable application value in the field of grain mildewing.

The invention discloses a broadband 1-bit reconfigurable circularly-polarized reflective array antenna based on a multi-resonant structure. The broadband 1-bit reconfigurable circularly-polarized reflective array antenna comprises a reconfigurable circularly-polarized reflective functional layer, a circularly-polarized horn antenna and an acrylic support. The reconfigurable circular polarization reflection function layer is formed by periodically arranging M * N circular polarization reflection array antenna units with the same structure according to the interval of 0.4125 lambda 0. The circularly polarized reflective array antenna unit is composed of a radiation layer and a direct current bias layer, the radiation layer comprises a circuit pattern designed based on a multi-resonant structure, a PIN diode, a radiation dielectric layer and a reflection bottom plate, and the direct current bias structure comprises a direct current bias dielectric layer and a direct current bias circuit. 1-bit regulation and control of unit reflection phases can be realized by controlling the on-off states of the four PIN diodes, a + / -60-degree beam scanning function can be realized by adjusting the state of each circularly polarized reflective array antenna unit, and the circularly polarized reflective array antenna can be applied to wireless communication and satellite communication systems.

The invention relates to the technical field of blow molding devices, in particular to a blow molding device for plastic bottle forming and a control method thereof.The blow molding device comprises a blow molding mold and a preheating box and further comprises a conveying base, a mounting base is connected to the conveying base, a threaded opening is formed in the mounting base and used for mounting a bottle blank, and a butt joint opening is formed in the middle of the mounting base; according to the device, the opening position of the exhaust assembly is switched according to the moving direction of the air supply assembly, the direction of airflow in a bottle blank is adjusted, on one hand, the problem of heat concentration caused by the fact that airflow is always exhausted from the same position is also favorably avoided, and on the other hand, the opening position of the exhaust assembly is switched according to the moving direction of the air supply assembly; and on the other hand, along with the movement of the air supply assembly, the air supply assembly gradually gets away from the opened exhaust assembly, so that the flowing path of airflow in the bottle is prolonged, and the retention time of the airflow is guaranteed.

The utility model relates to the technical field of water dispensers, and discloses intelligent deep ultraviolet efficient sterilization drinking water equipment which comprises a drinking water pipe connected to a water outlet of a water dispenser. A liquid inlet pipe and a liquid outlet pipe are respectively arranged at the top and the bottom of the drinking water pipe; the liquid is shunted by the plurality of transparent pipes, and the flowing path of the liquid is prolonged, so that the liquid can be better subjected to illumination sterilization, the liquid is shunted, the volume is reduced, and the liquid can be more efficiently sterilized; by means of the rotating component, liquid can have rotating force when flowing out of the transparent tube, the force can drive the ultraviolet lamp tube to rotate through the rotating component, the sterilizing effect on the liquid can be further improved, the purpose of reducing bacteria in the liquid through ultraviolet illumination can be achieved, and the effect of improving drinking water safety is achieved.

The contact unit and the disconnecting switch comprise a shell, a contact mechanism and two arc extinguishing systems, the contact mechanism and the two arc extinguishing systems are arranged in the shell, the contact mechanism is arranged between the two arc extinguishing systems in the first direction of the shell, each arc extinguishing system comprises an arc extinguishing chamber and a buffer area, the arc extinguishing chamber comprises an arc extinguishing cover, one end of the arc extinguishing cover is provided with an arc inlet, and the other end of the arc extinguishing cover is provided with an arc outlet. The arc inlet is communicated with the contact mechanism in the first direction of the shell, the buffer area and the arc extinguishing chamber are arranged in the second direction of the shell, the buffer area is connected with the exhaust hole of the arc extinguishing chamber, and the first direction is perpendicular to the second direction. The contact unit, the disconnecting switch, the contact mechanism and the arc extinguishing system are communicated in the first direction, arc can flow into the arc extinguishing system, the buffer area and the arc extinguishing cover are arranged in the second direction, the flowing path of the arc in the arc extinguishing cover is prolonged, arc extinguishing efficiency can be improved, meanwhile, the buffer area fully absorbs and cools tail gas generated after the arc is extinguished, and the service life of the arc extinguishing system is prolonged. And the use safety can be improved.

The invention discloses a micro-channel reactor and micro-channel reaction equipment, the micro-channel reactor comprises a reaction plate, a support transition plate and a heat exchange plate which are connected in a laminated manner, grooves are processed in the reaction plate to form micro-reaction channels, grooves are processed in the heat exchange plate to form heat exchange channels, and the support transition plate is separated between the reaction plate and the heat exchange plate; the micro-reaction channel comprises at least two micro-channel units and a middle flow channel connected with the adjacent micro-channel units, each micro-channel unit comprises a flow channel inlet, a flow channel outlet and a heart-shaped mixing cavity, an arc-shaped flow baffle and at least one turbulent flow column are arranged in the heart-shaped mixing cavity, the concave side of the arc-shaped flow baffle faces the flow channel inlet, and the convex side of the arc-shaped flow baffle faces the turbulent flow column. And the turbulent flow column is arranged between the arc-shaped flow baffle and the flow channel outlet. Through cooperation of the heart-shaped mixing cavity, the arc-shaped flow baffles and the turbulent flow columns, the particle suspension rate and the mass transfer capacity of the micro-reaction channel are effectively improved, then the reaction efficiency is improved, and the device can be used for achieving continuous preparation of nano-drugs.

The invention discloses a brake pad multi-angle grinding lathe and belongs to the technical field of brake pad grinding lathes, the brake pad multi-angle grinding lathe comprises a lathe bottom plate, a rotating part, a fixing part, a grinding part and a cooling part, a protective cover is fixedly connected to the upper surface of the lathe bottom plate, a door plate is hinged to the outer surface of the protective cover through a hinge, and the rotating part is arranged in the protective cover; two electromagnets are started through a control panel to generate a positive magnetic field, meanwhile, a magnetic sliding block generates negative magnetism, the magnetic sliding block is promoted to slide in a sliding rail, a grinding block is made to abut against a brake pad body, meanwhile, a driving motor and a rotating rod are matched with each other to drive the brake pad body to rotate, and therefore the brake pad body is ground; when the temperature sensor detects that the temperature exceeds a preset value, the control panel drives the electromagnet to generate a reverse electrode, the magnetic sliding block is promoted to drive the grinding block to move, a gap is generated between the grinding block and the brake pad body, and friction and heat generation are reduced.

The invention belongs to the field of air temperature regulation, and particularly relates to a connectable multi-channel air temperature regulation device and application thereof.The connectable multi-channel air temperature regulation device comprises a channel main machine, the two ends of the channel main machine are in sealed communication with a first connecting piece and a second connecting piece through sealing rings, and the channel main machine comprises a main machine inner pipe and a main machine outer pipe; the main machine outer pipe is arranged on the outer side of the main machine inner pipe in a sleeving mode, the main machine outer pipe is of a hollow ring structure, and a plurality of temperature conduction supporting pieces are evenly distributed between the inner wall of an outer ring of the main machine outer pipe and the outer wall of an inner ring of the main machine outer pipe to form a plurality of temperature conduction channels I; a plurality of semiconductor plates are arranged on the outer side of the host inner tube, are spaced by thermal insulation strips, and are attached to the inner wall of the inner ring of the host outer tube; a plurality of temperature conducting spacers are evenly distributed on the inner wall of the main machine inner pipe, a plurality of temperature conducting channels II are formed among the temperature conducting spacers, and the device can achieve simultaneous refrigeration and heating based on the characteristic that one side of a semiconductor material is used for refrigeration and the other side of the semiconductor material is used for heating, so that the use requirements of air heating or cooling in different application scenes are met at the same time.

The utility model discloses a water flow medium circulation structure with an anti-electricity function, and relates to the field of anti-electricity structures for electric water heaters, the water flow medium circulation structure comprises a pipe body, a spiral core body is arranged in the pipe body, and the spiral core body and the pipe body are in embedded fit. The inner wall of the pipe body is located at the spiral core body to form a conical surface, the taper of the pipe body is gradually reduced along the water flow direction, and the spiral core body is in interference fit with the pipe body. The spiral core body is arranged in the pipe body, so that the flowing distance of water flow is effectively prolonged, the resistance of the water flow is increased, the current passing through the water can be weakened under the condition that the voltage is not changed, and the function of an electricity guard wall is achieved. And the flowing path of the water flow can be increased, the flowing time of the water flow in the pipeline is delayed, and the heating efficiency of the water flow is improved.

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 the technical field of plastic particle processing, in particular to a drying device for a plastic granulator, which comprises a drying box, and a conveying mechanism and a shifting mechanism are mounted in the drying box. A plurality of fixing rods are arranged in the water mechanism, so that plastic particles falling on water filtering plates are dispersed, the plastic particles are prevented from being gathered, the plastic particles make full contact with the water filtering plates for dehydration, and under the action of the two water filtering plates, the flowing path of the plastic particles in the vibration water removal process is prolonged; meanwhile, plastic particles on a water filtering plate are prevented from directly sliding into the drying box, it is guaranteed that the plastic particles are fully vibrated, meanwhile, under the action of a guide plate and two pieces of absorbent cotton, the plastic particles subjected to vibration water removal are wiped again and then guided into the drying box, water retention on the surfaces of the plastic particles is avoided, and the drying effect is improved. And therefore, water on the surfaces of the plastic particles fully falls off, and the drying uniformity and drying efficiency of the plastic particles are improved.

The utility model discloses a perpendicular flow maze grid oil storage formula oil -water separation tank relates to oil -water separation technical field, including container, a plurality of baffle, oil collecting groove and water collecting tank, and the inside of container is equipped with the cavity, a plurality of baffle vertical setting in the cavity, and a plurality of baffle divide the cavity and separate the liquid inlet area, several separation zones and water outlet area that communicate in turn, and liquid can turn back and flow through liquid inlet area, separation zone and water outlet area, and the bottom of separation zone and water outlet area communicates, oil collecting groove sets up in the upper portion of separation zone, and overflow communication between oil collecting groove and separation zone, water collecting tank sets up in the upper portion of water outlet area, and overflow communication between water collecting tank and water outlet area, wherein, the overflow liquid level between oil collecting groove and separation zone is higher than the overflow liquid level between water collecting tank and water outlet area, the perpendicular flow maze grid oil storage formula oil -water separation tank of the utility model can improve the separation effect of oil -water mixture, and the separated grease is difficult to mix with waste water again.

The invention discloses a residual gas treatment device of a hydrogen peroxide sterilizer, and relates to the technical field of gas treatment devices.The residual gas treatment device is technically characterized by comprising a treatment shell, a gas inlet pipe is fixedly connected to one side of the treatment shell, an exhaust pipe is fixedly connected to the upper end of the treatment shell, and a filtering assembly is arranged on one side of the gas inlet pipe; a plurality of catalyst plates distributed in a crossed mode are fixedly connected to the inner wall of the treatment shell, a preheating assembly is fixedly connected to the outer side wall of the treatment shell, the filtering assembly comprises a filtering box, a filtering net is installed on the inner wall of the frame, and a baffle is fixedly connected to one side of the filtering net; a cleaning assembly is arranged on the inner wall of the filter box and located on one side of the filter screen. Residual gas entering the treatment shell is preliminarily filtered through the filtering assembly, impurities such as solid particles in the gas can be effectively intercepted, pore channel blockage and active site loss caused by the fact that the impurities make contact with the catalyst plate are avoided, and it is ensured that the catalyst plate is always kept in an efficient catalysis state.

The utility model relates to the technical field of environmental protection, in particular to an SNCR (selective non-catalytic reduction) denitration reactor which comprises a disc, supporting legs are fixedly connected to the periphery of the lower end of the disc, an outer heat insulation barrel is fixedly connected to the inner wall of the disc, a smoke inlet pipe is connected to the right portion of the upper end of the outer heat insulation barrel in a penetrating manner, and a smoke exhaust pipe is fixedly connected to the lower end of a reaction kettle body. A first control valve is arranged on the lower portion of the outer surface of the smoke exhaust pipe, a plurality of clamping strips are arranged on the inner wall of the reaction kettle body, and a main body device is connected to the inner wall of the reaction kettle body in a clamped mode. According to the SNCR denitration reactor disclosed by the utility model, the main body device and the auxiliary components of the main body device are used for promoting reaction and flue gas treatment, the flow path of the flue gas in the reaction kettle is increased, meanwhile, the main body device and the auxiliary components can be used as a spraying point or a mixing point of a reducing agent to promote full mixing of the reducing agent such as a urea solution and the flue gas, and the use effect is good.

The invention provides a heat exchanger which is provided with a middle area and an end area, the heat exchanger comprises at least two plates, the plates are stacked in the height direction of the heat exchanger, each plate comprises a plurality of protruding structures, at least part of the protruding structures are distributed in the middle area, and the protruding structures located in the middle area are arranged in an array mode in the first direction and the second direction. The first direction intersects with the second direction, an included angle between the first direction and the second direction is defined as alpha 1, the alpha 1 faces the end area and is smaller than 90 degrees, and the flow resistance of fluid in the heat exchanger can be reduced.

The invention discloses a quenching wastewater treatment device and a use method thereof, belonging to the technical field of quenching wastewater treatment, comprising a bottom plate, a mixing reaction pool fixedly arranged on the bottom plate, a stirring component and a driving component arranged on the mixing reaction pool, a concentration precipitation component arranged on the bottom plate, the mixing reaction pool is divided into four reaction pools by arranging four flow-changing baffles, and the flow direction of water is changed by the flow-changing baffles to increase the flow path, thereby increasing the reaction time, the mutual cooperation of the stirring component and the driving component can perform multi-stage stirring on the mixing reaction pool, the rotation positions of two adjacent stirring circular plates are different, thereby further disrupting the water flow rotation direction inside the mixing reaction pool, improving the reagent mixing effect, and the mutual cooperation of the stirring component, the driving component and the concentration precipitation component can improve the automation degree of the quenching wastewater treatment, and realize the recycling of the quenching wastewater.

The present invention discloses an electrochemical descaling device for circulating water, mainly related to the field of water treatment. It includes a descaling box, a water inlet pipe and a water outlet pipe are provided on the descaling box, a slag discharge pipe is provided at the bottom of the descaling box, a plurality of cathode plates are distributed along a vertical array inside the descaling box, an anode plate is provided between adjacent cathode plates, and a through port is provided on the cathode plate and the anode plate, a cavity is provided inside the cathode plate, a movable plate is connected along a vertical sliding connection inside the cavity, a plurality of deposition holes are symmetrically provided on the upper and lower sides of the cathode plate, a plurality of deposition columns are symmetrically provided on the upper and lower sides of the movable plate, an outer shaft body is provided in the descaling box for driving the plurality of movable plates to slide up and down at the same time, and a scraper is symmetrically connected to the upper and lower sides of the cathode plate. The beneficial effect of the present invention is that it can solve the technical problem that the cleaning frequency of the existing cathode structure is high or the cleaning is difficult, reduce the cleaning frequency, make the cleaning more convenient and thorough, and ensure the electrochemical descaling effect after long-term use.