454results about How to "Achieve circular flow" patented technology

The invention provides an indoor unit of an air conditioner and the air conditioner. The indoor unit of the air conditioner can collect condensate water. The indoor unit of the air conditioner is of a frame structure. A non-work cavity area is formed in the middle of the frame structure. A flow guiding plate which is inclined backwards is arranged in the cavity area. A water storage box and a water pump are arranged in the frame structure, wherein the water storage box is used for collecting the condensate water, and the water pump is used for conveying the condensate water in the water storage box to the top of the flow guiding plate. The bottom of the flow guiding plate is communicated with the water storage box. The water storage box collects the condensate water, and the condensate water is conveyed to the top of the flow guiding plate through the water pump. The condensate water flows downwards along the flow guiding plate under the action of gravity and diffuses to indoor air along with evaporation. Due to the fact that the flow guiding plate is backwards inclined, the condensate water flows downwards gradually at a certain inclination angle along the flow guiding plate, and splashing caused when water vertically flows is avoided. The bottom of the flow guiding plate is communicated with the water storage box, the condensate water flowing down from the flow guiding plate is recollected by the water storage box, and circulatory flow of the condensate water is achieved.

The invention discloses a circular flow air cooling heat radiation device of power batteries. The device comprises a battery box with a built-in supporting plate, a stepping fan, a temperature sensor and a control device; a top air outlet, an air inlet and a bottom air outlet are arranged at one side of the battery box from top to bottom; the air inlet is used for inputting air in the battery box through the stepping fan; electronic control valves are respectively arranged on the top air outlet, the bottom air outlet and the air inlet channel in the battery box; the control device is connected to the temperature sensor and each valve circuit and is used for controlling the switching of each valve according to the temperature difference value of each part of the power battery collected by the temperature sensor; and the flow paths of the air in the battery box are switched through controlling the switching of each valve. According to the device of the invention, the switching of each valve is controlled according to the temperature information of the battery set obtained by the temperature sensor; the cooling air directions of the battery set are circularly switched, thus ensuring that the highest temperature and the temperature difference of the battery set is located in a normal range; and the good temperature conformity of the battery set is realized.

The present invention is suitable for the field of data and provides a data convergence and divergence method and system for a multi-source heterogeneous database. The method comprises: a multi-source data integration system collects data information, then integrates the collected data information and stores the collected data information into a target database; a data distribution system receives the data information of the multi-source data integration system, and according to application requirements of each application database in an application database system, distributes the data information to the application database; and each application database receives the data information distributed by the data distributed system, respectively performs data usage and data update on the distributed data information in a practical application process, and then the application database system sends the updated data information to the multi-source data integration system. According to the method provided by the present invention, the data can be recycled in a data convergence and divergence cyclic method.

The invention provides a 3D printing head with an air inlet device and a cooling method of the printing head. The printing head comprises a shell and a heating assembly installed in the shell. A printing raw material enters the shell, then is heated and melted by the heating assembly and is discharged through a jet nozzle of the printing head, and printing operation is conducted. The printing head further comprises the air inlet device. The air inlet device comprises an air inlet formed in the upper portion of the shell and an air outlet formed in the lower portion of the shell. Outside cold air enters the shell through the air inlet, passes through the heating assembly and is exhausted through the air outlet. The 3D printing head with the air inlet device and the cooling method of the printing head have the following effects that for a conventional printing head, heat dissipation can be conducted on the printing head in time; and for products low in melting point and curing speed, the 3D printing head can directly accelerate the curing and stabilizing effects of the printing material, and accordingly the products in more complex shapes can be manufactured. In addition, the outside gas introduced through the air inlet device can serve as inert gas so that the raw material discharged by the jet nozzle of the printing head can be protected.

The invention discloses a printing machine for drying ink by circulating air, which comprises a printing machine shell and a machine base, the printing machine shell is fixedly installed on the top of the machine base, and also includes moving wheels, a temperature-controlled circulating air system, a printing press device and an ink supply box, the moving wheel is fixedly installed at the bottom of the machine base, and the moving wheel adopts a high-strength rubber silent roller; the invention has a reasonable and simple structure, and can dry the ink on the printing paper of the printing machine by circulating air to prevent Heat dissipation, energy saving and environmental protection, high printing quality, and the wind that dries the ink circulates in the air cover, so that the flowing air used to dry the ink on the paper is isolated from the ink supply box, which can avoid the accelerated evaporation of the ink in the ink supply box caused by the air flow , the filter can filter the dust and dehumidify the air in the process of circulation, to ensure the cleanliness and dryness of the air that enters the circulation air hood to dry the ink, and the heated air can be recycled to prevent heat loss, which can reduce the ink of the printing machine Drying costs, energy saving and environmental protection.

The invention discloses an electric heating drying and pulverizing cylinder for pulverizing traditional Chinese medicine, comprising a traditional Chinese medicine pulverizing cylinder body, a dust removal cylinder, a first-stage pulverizing roller group, a second-stage pulverizing cylinder and a quantitative discharge cylinder. The bottom of the traditional Chinese medicine pulverizing cylinder body is welded on a frame. The top of the traditional Chinese medicine pulverizing cylinder is welded with a traditional Chinese medicine adding bucket, and the inside of the traditional Chinese medicine pulverizing cylinder is installed with a uniform air plate, and a number of air inlet holes are evenly opened on the surface of the uniform air plate. There is an electric heating net, and a pulverizing chamber is arranged in the traditional Chinese medicine pulverizing cylinder on the other side of the uniform air plate; a dust suction pipe is installed on the top of the traditional Chinese medicine pulverizing cylinder, and the other end of the suction pipe is connected to a dust removal cylinder, and a dust removal cylinder is installed inside the dust removal cylinder. Realize the circulating flow of hot air, effectively dry the traditional Chinese medicine in the crushing chamber, have a good crushing effect on the traditional Chinese medicine, realize the quantitative discharge of the crushed particles of the traditional Chinese medicine, and effectively prevent the hot air in the crushing chamber from escaping from the quantitative discharge barrel. Improve the efficiency and effectiveness of traditional Chinese medicine crushing and drying.

The invention discloses a large-flow annular experiment water tank, comprising an annular slot, a water impeller, a frequency converter, guide plates and a cellular flow stabilization grid. The annular slot is 3-4m in width and 1-4m in depth and consists of parallel two straight parts and two bent parts, the two bent parts are connected with the two straight parts, the two straight parts are test sections and 10-19m in length, and the two bent parts are semicircular. The water impeller is arranged on at least one connection part of the straight parts and the two bent parts; the cellular flow stabilization grid is connected with the other ends of the two bent parts; the frequency converter is connected with the water impeller; the guide plates are a plurality of parallel clapboards vertical to a water surface, are arranged in the two bent parts and have a curvature degree which is consistent with that of the bent parts; and the cellular flow stabilization grid consists of a plurality of parallel pipes arranged in water tanks at the connection parts of the straight parts and the bent parts, the axial direction of each pipe is consistent with the direction of water flow, and the longitudinal height of each pipe is not lower than the height of the water flow. The flow of the large-flow annular experiment water tank can be up to 2-5m<3> / s to realize circulative flow of large-flow water flow.

The invention discloses a production line for automatic wire threading and trimming and a production process thereof. The production line comprises a rack, an upper-layer material strip, jig lifting mechanisms, a lower-layer material strip, a wire trimming mechanism, a wire cutting mechanism, a wire threading mechanism, a wire embedding and clamping mechanism and a discharging mechanism, wherein the upper-layer material strip and the lower-layer material strip are separately arranged at the upper part and the lower part of the rack, the jig lifting mechanisms are arranged at the two ends of the upper-layer material strip and the lower-layer material strip, jigs are circulated and flown between the upper-layer material strip and the lower-layer material strip by the jig lifting mechanisms, and an upper jig station, a loading station, a wire trimming station, a wire cutting station, a wire threading station, a wire embedding and clamping station, a discharging station and a lower jig station are sequentially arranged along the direction of the upper-layer material strip of the rack so as to gradually complete process steps of jig loading, feeding, wire embedding, wire cutting, first wire threading, second wire threading, third wire threading, fourth wire threading, wire embedding and clamping, discharging and jig unloading. The production line integrates multiple automatic wire threading and processing actions, the structural design is compact, the yield is high, and the product quality and the automatic degree are high.

The invention provides an in-situ soil remediation system and an in-situ soil remediation method based on thermal desorption synergistic electrochemical enhancement. The system comprises a solar powersupply module, an electrochemical enhancement module, a microwave heating module, a nutrient solution spraying module and a gas phase extraction module; the solar power supply module is electricallyconnected with the electrochemical enhancement module and the microwave heating module respectively; the electrochemical enhancement module comprises an anode plate and a cathode plate which are buried in a polluted soil area; the microwave heating module comprises at least one microwave heating rod buried in the contaminated soil area and a microwave generator connected with the microwave heatingrod; the nutrient solution spraying module comprises at least one spraying pipe buried in the contaminated soil area, and the spraying pipe is externally connected with a nutrient solution storage tank; and the gas phase extraction module comprises a gas phase extraction pipe network inserted into the contaminated soil area and a vacuum pump externally connected with the gas phase extraction pipenetwork. According to the method, comprehensive and efficient remediation treatment is carried out on various pollutants in the contaminated soil, and synergistic and efficient removal of the variouspollutants is achieved.

The invention discloses a granular material drying equipment under low air pressure state, which comprises a suction pipe, a drying cylinder body and a blowing hole. Sleeve, shock-absorbing spring and T-shaped rod; both ends of the drying cylinder are welded with end sealing plates, and a closed drying chamber is formed between the drying cylinder and the end sealing plates, and the drying cylinder The top front end is welded with a material adding pipe; the heat preservation effect is good, the sealing effect is good, the spiral blade and the scraper blade stir the material in the drying cylinder to ensure the full mixing of the material in the drying cylinder, realize the circulation of hot air, and improve the heating of the material. The uniformity of the material, and in the low pressure environment in the drying cylinder, only a low heating temperature can make the water in the material reach the boiling point to evaporate and separate, which improves the efficiency of material drying, reduces the drying cost, and improves the quality of the material. Ease of drying.

The invention relates to a self-sucking type bearing lubricating device. The self-sucking type bearing lubricating device comprises a self-sucking shaft sleeve and a bearing, wherein the self-sucking shaft sleeve is fixed to the peripheral face of a transmission shaft in a sleeving manner and can axially rotate around the self-sucking shaft sleeve along with the transmission shaft, and the bearing is arranged on the peripheral face of the self-sucking shaft sleeve in a sleeving manner. A spiral oil sucking groove spirally elevating lubricating oil in an oil storage cavity in the lower end of the self-sucking shaft sleeve to the upper end of the self-sucking shaft sleeve is formed in the inner wall of the self-sucking shaft sleeve. The self-sucking shaft sleeve is further provided with an oil throwing channel throwing lubricating oil elevated to the upper end of the self-sucking shaft sleeve to the upper end face of the bearing. The self-sucking type bearing lubricating device is provided for vertical equipment, oil bath heat dissipation of the bearing is achieved, the cooling speed of the lubricating oil on the bearing is high, the cooling effect of the lubricating oil on the bearing is good, product input and using cost is low, and safety is high; and the service life of the bearing is greatly prolonged, and running stability of corresponding devices is greatly improved.

The invention discloses a deep oil reservoir high-temperature and high-pressure gas-displacing oil microcosmic visualization experiment method, which comprises the following steps of: installing a glass etching model for simulating a rock sample under an actual reservoir condition in a high-pressure sealed holder, and performing vacuumizing; injecting confining pressure liquid into a reservoir confining pressure annular cavity, and controlling the confining pressure through a confining pressure tracking pump; heating the confining pressure liquid in the reservoir confining pressure annular cavity through a high-temperature heating container; placing a glass etching model under a microscope; loading crude oil and a displacement fluid medium into a heating constant-temperature piston container, and adjusting a back pressure unit to a stratum simulation pressure; and carrying out a water and gas injection displacement experiment through a high-pressure injection pump and a gas pressurization system. The method can be used for simulating the oil-water-gas distribution state and fluid migration characteristics in a micro-nano pore structure, quantitatively characterizes the high-temperature and high-pressure water drive, gas drive and chemical drive microcosmic remaining oil starting mechanism, and has important guiding significance for judging the oil-water saturation distribution and size in the oil field reservoir development process.

The invention relates to a high-temperature and high-pressure flowing device for evaluating corrosion resistance performance of materials. The high-temperature and high-pressure flowing device comprises a high-temperature and high-pressure autoclave body, a high-temperature and high-pressure autoclave cover, a branch pipe, a branch pipe sealing device, a visual window, a blade, a flow-limiting plate, a stirring rod, a pressure sensor, a temperature sensor, a time relay, and a data collection and control system; the device is manufactured by adopting solidly forging corrosion-resistant alloy steel, achieves maximum working gas sealing pressure of 70MPa and highest working temperature of 200 DEG C, and has the advantages of acid corrosion, alkaline corrosion, chlorine gas and the like corrosion resistance as well as obvious corrosion resistance. A magnetic coupling is arranged, and the revolving speed is digitally controlled by a computer and displayed and recorded in real time, thus realizing circulating flowing of the corrosive medium.. The visual windows are arranged on the two branch pipes of the corrosion device and have equal sealing property, strength, corrosion resistance, temperature resistance, thermal fatigue service life to the high-temperature and high-pressure autoclave body, thus being capable of observing the flowing corrosion conditions of the materials and phase states of the corrosion medium in real time under different temperature and pressure conditions.

The invention relates to a high-temperature high-pressure multiphase flow corrosion testing device. The device is manufactured by adopting solid-forged anti-corrosion alloy steel materials with the maximum air sealing pressure being 70MPa and highest working temperature being 200 DEG C, thereby having corrosive media capable of resisting acid, alkali, chlorine and the like and remarkable corrosion resistance. A visual window arranged on the corrosion device has similar sealing property, strength, corrosion resistance, temperature resistance, thermal fatigue life and the like to those of a high-temperature high-pressure kettle, and can be used for observing flowing corrosion conditions of materials and phase states of corrosive media at different temperatures and pressures in real time. The rotating speed of a magnetic coupling agitator is numerically controlled by a computer and displayed and recorded in real time, so that the corrosive media can flow in a circulation way in the device. A support base is provided with a rotation shaft for adjusting the inclination angle (0-45 degrees) of a reactor, and a cylindrical worm, so that multiphase flow simulation demands can be met at different inclination angles. The high-temperature high-pressure multiphase flow corrosion testing device is applicable to simulating material corrosion tests under severe environments in development, gathering, transportation and processing processes of petroleum and natural gas.

The invention discloses stirring equipment used for municipal construction. The equipment comprises an equipment body. A feeding barrel is arranged on the upper side of the equipment body. A feeding hopper is arranged at the left end of the upper side of the feeding barrel. A feeding mechanism is arranged in the feeding barrel and comprises a feeding screw and a screw blade arranged on the outer wall of the feeding screw. The left end of the feeding screw is connected with a motor. A pre-crushing mechanism is arranged on a right section of the feeding barrel. According to the stirring equipment used for municipal construction, automatic feeding can be achieved, raw materials are pre-crushed in the feeding process, the stirring efficiency is improved, circulating flowing of concrete is achieved through vertical moving of vibro-rammers and the guiding effect of an inner barrel, stirring screws are used for stirring the concrete and driving the concrete to rise in the stirring process, and the stirring effect is greatly improved; and in addition, a damping bracket can be used for achieving effective shock absorption and prevention, and the service life of the stirring equipment is prolonged.

The invention discloses an environment-friendly paint mist removal spray booth, which comprises a water storage tank, an air extraction pipe, a paint spray booth, an atomizing nozzle and an air uniform cover. The board divides the interior of the spray booth into an equipment room and a paint mist removal chamber. A horizontal partition is installed at the bottom of the paint mist removal chamber, and the horizontal partition is fixed on the inner wall of the spray booth and the side wall of the vertical partition. A reservoir is formed between the horizontal partition, the spray booth and the vertical partition; the cavity on the top of the reservoir is set as a negative pressure chamber, and several suction pipes are connected to the bottom side of the horizontal partition. Tube; it is convenient for the spray gun to spray paint on the surface of the painted parts, realize the circulation of air, and facilitate the removal of paint mist in the cavity. The combination of the air blowing down and containing the paint mist realizes the removal of the paint mist by the water mist and further improves the purification effect of the paint mist.

The invention discloses a self-feeding and mixing device used for building production. The self-feeding and mixing device comprises a machine body, wherein a vibration device is vertically arranged onthe center in the machine body; the vibration device comprises a movement rod, vibration plates, a fixing plate, a reset spring and a hydraulic cylinder; the movement rod is vertically arranged; thetop end of the movement rod penetrates through the top end of the machine body to be arranged on an outer part and connected to the horizontal fixing plate; the lower part of the movement plate is arranged in the machine body and is evenly provided with multiple layers of vibration plates. According to the self-feeding and mixing device used for the building production, the vertical movement of the vibration plates and the guidance of an inner barrel are used for realizing the circulation flow of concrete, the concrete is stirred by a stirring spiral and is driven to rise in a stirring process, a stirring effect is greatly improved, working efficiency is improved, automatic feeding can be realized, a manual operation is not required, and the working efficiency of the device is effectivelyimproved. In addition, a three-level shock absorption system is adopted, shock generated when the device works can be greatly reduced, the working stability of the device is improved, and service lifeis prolonged.

The invention discloses an inner container assembly for a refrigerator and the horizontal type air cooling refrigerator. The inner container assembly for the refrigerator comprises an inner containerand an air channel assembly. The air channel assembly comprises an end cover plate and two side air channels. The end cover plate is located inside the inner container and fixed to the end face of theinner container. A mounting cavity is formed between the end cover plate and the inner container and internally provided with a partition. By means of the partition, the mounting cavity is divided into an evaporation cavity and an air supply cavity. The upper portion of the end cover plate is provided with a first air outlet, wherein the first air outlet communicates with the air supply cavity. The lower portion of the end cover plate is provided with a first air return opening, wherein the first air return opening communicates with the evaporation cavity. Each side air channel comprises an inner air channel cover plate and an outer air channel cover plate. Each inner air channel cover plate is arranged at the inner side of the inner container, and each outer air channel cover plate is arranged at the outer side of the inner container to form an air supply channel. The side wall of the inner container is provided with through holes, wherein the through holes communicate with an innerair channel and the air supply channel. Each inner air channel cover plate is provided with a second air outlet. The side air channels communicate with the air supply channel. By means of the inner container assembly, the cooling capacity can be distributed uniformly, and the refrigerating effect is improved.

The invention discloses a full-wet circulating water filtration dust removal system for a tunnel roadway driving face and a working method, and belongs to the technical field of roadway driving face dust removal. The dust removal system comprises a water inlet system, a spray dust fall system, a power distribution system, a circulation system and a solid-liquid separation system; the spray dust fall system comprises a box body. The interior of the box body is partitioned into an air inlet zone and an air outlet zone through a baffle. Dust generated on the roadway driving face enters the air inlet zone, the air outlet zone is provided with an upper partition and a lower partition, a stirring zone is arranged between the upper partition and the lower partition, and a stirring unit is arranged in the stirring zone. The bottom of the box body communicates with the solid-liquid separation system. The circulation system is used for collecting water treated by the solid-liquid separation system and circularly spraying the water into the box body. The power distribution system supplies power to the stirring unit and the solid-liquid separation system. The dust removal effect is improved, meanwhile, waste of water resources caused by spray dust fall and pollution to the working environment are avoided, and recycling of water resources is achieved.

The invention belongs to the field of detectors, and in particular relates to an SF6 (Sulfur Hexafluoride) micro-water content transducer calibration device. The SF6 micro-water content transducer calibration device comprises a container (2), an air micro-pump (4), a high-precision dew point sensor (5), an inner connection pipe (8), an outer connection pipe (22), a first one-way check valve (9), a second one-way check valve (10), a third one-way check valve (11), a fifth one-way check valve (13), a high-precision pressure transducer (24), a high-precision temperature transducer (25), a first electromagnetic valve (26), a third electromagnetic valve (28), a vacuum pump (29), a high-purity nitrogen container (31), a programmable controller (32) and a computer (42), wherein the air micro-pump (4) and the high-precision dew point sensor (5) are arranged in the container (2), and detection ports of the high-precision pressure transducer (24) and the high-precision temperature transducer (25) are respectively communicated with the container (2). The SF6 micro-water content transducer calibration device disclosed by the invention has the advantages of high accuracy, convenience for operation and fast calibration speed.

The invention discloses an energy-saving down feather scattering and drying device. The scattering and drying device comprises a dehumidifier, a blocking net, a heater, rotating rollers, a down feather scattering dryer and a down feather collecting tank; the bottom part of the down feather scattering dryer is fixedly connected to supporting frames, and an adding port is formed in the middle part of the upper end of the down feather scattering dryer; fixing rods are welded on the inner wall of the down feather scattering dryer, the rotating rollers are installed inside the down feather scattering dryer, and multiple rotating rods are connected to the side walls of the rotating rollers; the heater is arranged at the position, below the blocking net, of the interior of the down feather scattering dryer; and an air inlet is formed in the bottom side of the down feather scattering dryer, and the air inlet is connected to a fan through a pipeline. According to the scattering and drying device, the moist ball-shaped down feather which falls into the adding port is scattered; damage of the down feather caused by too high temperature is avoided; and circulation flow of air, circulation utilization of waste heat, separation of the down feather and drying treatment of wet-hot air are realized, and high efficiency and quickness are achieved.

The invention relates to a bearing lubricating structure of a reduction box, belonging to the technical field of bearing lubrication. The reduction box comprises a driving shaft and a driven shaft, wherein the driving shaft is mounted in the reduction box through a bearing; the bearing lubricating structure comprises a rotating part and a shaft sleeve, wherein the rotating part is positioned above a thread section of the driving shaft and is fixed after being integrally produced with the driving shaft or split from the driving shaft; the bearing is arranged on the rotating part; one or multiple shaft sleeves are sheathed on a shaft section on the driving shaft and from the lower end surface of the bearing to the thread section of the driving shaft; an oil inlet is formed in the end part (close to the thread section of the driving shaft) of the shaft sleeve, an oil outlet device is arranged on the rotating part which is close to the upper end surface of the bearing, a spiral groove is formed on the rotating part and / or the shaft sleeve, and during a rotation process of the rotating part, the oil inlet can be communicated with the oil outlet device through the spiral groove; and when a pair of gears in the reduction box are meshed for transmission, lubricating oil is thrown into the oil inlet and conveyed into the bearing through the spiral groove and the oil outlet device. The bearing lubricating structure has the advantages of simple structure, low cost, good bearing lubricating effect, convenience for maintenance and long service life.

The invention relates to a fishing-light integrated pond circulating water aquaculture system, comprising a culture unit, a water purification unit, a photovoltaic power generation device and a water pushing device for promoting the flow of a water body. The water outlet of the aquaculture unit is connected with the water inlet of the water purification unit, The water outlet of the water purification unit is communicated with the water inlet of the breeding unit, and the water pushing device is arranged in the water purification unit; the photovoltaic power generation device includes a plurality of photovoltaic panels, an inverter connected to the photovoltaic panels, and a device connected to the inverter. The electric device and the power distribution device supply power to the water pushing device, and the photovoltaic panel is arranged above the water purification unit. By combining photovoltaic power generation with an engineered circulating aquaculture system, the invention improves the utilization rate of the water surface of the pond, thereby improving the breeding efficiency of the farmers; by only setting the photovoltaic panels in the water purification unit, and exposing the breeding unit to the sun, electricity is generated. At the same time, it will not affect the productivity of the pond and ensure the breeding efficiency.

The invention discloses an eccentric swing type wind-water double-cooling outdoor information communication cabinet. The cabinet comprises a cabinet bottom, the middle portion of the cabinet bottom isprovided with an air outlet fan, the lower end of the air outlet fan is provided with a fixing net, a cooling bent pipe is fixed at the lower end of the fixing net, the upper end of the cabinet bottom is provided with a cabinet, the two ends of the inner wall of the cabinet are provided with heat absorption plates, the heat absorption plates are internally provided with heat absorption bent pipes, the two sides of the upper end of the cabinet are provided with drive cylinders, the drive cylinders are provided with drive plugs, a drive rod is connected between the drive plugs, the middle portion of the upper end of the cabinet is provided with an air inlet fan, the upper ends of the drive cylinders are provided with a cabinet top, the middle portion of the upper end of the cabinet top is provided with a drive motor, the lower end of the drive motor is connected with a rotation shaft, and the lower end of the rotation shaft is connected with a rotation wheel. The eccentric swing type wind-water double-cooling outdoor information communication cabinet achieves the circulating flow of the cooling liquid by employing the drive cylinders so as to absorb the heat generated inside the communication cabinet, and a dust removing brush moves left and right so as to remove the dust of the dust removing net and increase the heat dissipation effect of the outdoor information communication cabinet.

The invention discloses a microcosmic visual experimental device for simulating fluid displacement under high-temperature and high-pressure conditions. The microcosmic visual experimental device comprises a reservoir temperature and pressure coordinated control system, a displacement reaction system, a data acquisition and processing system and an auxiliary system. A visual micro-nano scale pore throat model, namely a glass etching model, is adopted to simulate actual rock internal pore throat characteristics, and the flowing behavior of fluid in a micro-nano channel under high-temperature and high-pressure conditions is realized through the reservoir temperature and pressure coordinated control system and the displacement reaction system, the migration characteristics of the micro-fluid in a porous medium are observed in combination with the data acquisition and processing system, so that the quantification of the residual oil-water saturation in the micro-pore structure in the micro-model displacement experiment process is really realized, and the method has important guiding significance for judging the distribution and size of the oil-water saturation in the oil field reservoir development process.

The invention relates to isolation type disinfection diagnosis and treatment table equipment, which comprises a table body, wherein a filtration and disinfection system with a pneumatic device is mounted on the table body; an air outlet of the filtration and disinfection system is communicated with an air outlet pipe extending to a position above the table body; at least one air curtain port communicated with an air inlet of the filtration and disinfection system through an air inlet pipe is formed in the tabletop of the table body. According to the isolation type disinfection diagnosis and treatment table equipment, external air enters the filtration and disinfection system for filtration and disinfection treatment through the pneumatic device, thus realizing cyclic air flowing; meanwhile, an air curtain is formed between the air outlet pipe and the air curtain port by using the air flow circulation, thus cutting off a channel where bacteria carried in a breath or speech of a patientflows towards medical staff; under the flowing action of the air curtain, bacteria-containing air is introduced into the filtration and disinfection system, thus purifying an outpatient environment and avoiding infection to the medical staff and cross infection between patients.

The invention relates to a microbiology device, in particular to a photosynthetic hydrogen preparation device. The device consists of a cylindrical reaction cylinder (1), a guide flow cylinder (2) coaxially arranged in the reaction cylinder (1) and an electric-heating tube (4) arranged on the upper part of the reaction cylinder (1), wherein a light source is arranged in the cylinder wall of the guide flow cylinder (2); and the upper part of the reaction cylinder (1) is provided with a gas outlet (5) and a reactive fluid outlet (3). The device is characterized in that: a reactive fluid inlet tube (6) is arranged at the top of the reaction cylinder (1); the upper part of the guide flow cylinder (2) extends into the guide flow cylinder (2); and the elevation of the reactive fluid outlet (3) is higher than that of the upper end face of the guide flow cylinder (2). The photosynthetic hydrogen preparation device can push reactive fluid in the guide flow cylinder to flow downwards based on the pressure of a flow pump and the gravitational potential energy of the reactive fluid so as to accelerate the circulatory flow of the reactive fluid in a reactor. The device has good hydrogen preparation effect and obvious effect of helping to lower energy consumption.

An electric power distribution cabinet comprises a cabinet body, a baffle plate, a first filter device, a circulation device, a support device, a second filter device and a bottom plate device, a first through hole, a second through hole, a third through hole, a fourth through hole, an air inlet pipe, a first fan, a first valve, a first vertical rod, a first support rod and a first inclined rod are arranged on the cabinet body, a fifth through hole, a first sponge block, a first vertical plate, a first filter net, a first water pipe and a first connection rod are arranged on the baffle plate, the first filter device comprises a first spring, a second sponge block, a second filter net, a second water pipe, a second spring, a first transverse rod, a third spring and a third water pipe, the circulation device comprises a circulation pipe, a second fan, a second valve, a second transverse rod, a second support, a first support rod and a third transverse rod, the support device comprises a frame body, a second inclined rod and a third support, and the second filter device comprises a sponge ring, a support frame, a third filter net and an air outlet pipe. The temperature in the cabinet can be effectively reduced, and an electrical device component is protected.

The invention belongs to the technical field of construction mechanical devices, and particularly relates to a coating stirring and blending device for construction. The following scheme is provided aiming at the problems that an existing coating stirring and blending device is inconvenient to add coating quantitatively, and thus coating is liable to be wasted, the coating stirring and blending device comprises a base, universal wheels are fixed to the four corners of the bottom of the base through screws, a shell is fixed to the inner wall of one side of the base through a screw, a measuringbox and a water tank are fixed to the two sides of the outer wall of the top of the shell through screws respectively, a raw material box is fixed to the outer wall of the top of the measuring box through a screw, a fixing plate is fixed to the bottom of the inner wall of one side of the shell through a screw, and a sealing box is fixed to the outer wall of the bottom of the fixing plate through ascrew. The coating stirring and blending device for construction can achieve quantitative adding of raw materials according to the coating area, is beneficial for improving the effective utilizationrate of the raw materials, beneficial for changing the phenomenon that precipitation is generated at the bottom of the shell and improving the blending and stirring effect, is beneficial for increasing the dissolution rate of pigment, and is beneficial for enhancing the blending efficiency.