338 results about "Drying tube" patented technology

The invention discloses a soil remediation device, and relates to the field of environmental protection, the soil remediation device comprises a remediation cylinder, a supporting roller is fixedly arranged on the circumferential outer wall of the remediation cylinder, a transmission gear is mounted on one side of the supporting roller, a feeding cylinder is fixedly arranged at one end of the remediation cylinder, a connecting disc A is fixedly arranged at the other end of the remediation cylinder, and a drying pipe is inserted into the remediation cylinder in a penetrating manner; a disturbance wall scraping mechanism is fixedly arranged on the outer side wall of the drying pipe, a connecting disc B is fixedly connected to the end of the connecting disc A, a filter cylinder is fixedly connected to the end of the connecting disc B, an air spraying pipe is arranged on the disturbance wall scraping mechanism, a material turning piece is fixedly arranged at the end of the air spraying pipe, and a disturbance piece is fixedly connected to the end of the material turning piece. According to the soil remediation device, the technological process is simplified, and the investment cost is reduced; the heat and mass transfer efficiency is enhanced, the specific surface area of crushed small-particle materials is increased, high-temperature gas can make more sufficient contact with the materials, and thorough drying work is achieved after hardened soil is crushed.

An air-cooled adiabatic heat exchanger for cooling fluids having tube bundles for receiving hot process and rendering cooled fluid, operating in three or four modes. In a dry mode, heat is exchanged with dry air drawn through the tube bundles by fans. In an adiabatic mode, air entering the heat exchanger is adiabatically pre-cooled by water-saturated adiabatic pads, while the tube bundles remain dry. In an evaporative mode, the adiabatic pads remain dry, and the tubes are wetted with evaporative cooling water. In an optional fourth mode, both the adiabatic pads and the tubes are wetted.

The invention discloses a laser gas detection method and system for leakage inspection of a hydrogen-doped natural gas pipeline. Comprising a master control MCU, a signal generation module, a first laser driving temperature control module, a second laser driving temperature control module, a first semiconductor laser, a second semiconductor laser, a wavelength division multiplexer, a standard gas cell, a multi-reflection gas cell, a first photoelectric detection amplifier, a second photoelectric detection amplifier and a digital gas pressure intensity temperature sensor, the device comprises an orthogonal phase-locked amplification demodulation module, an OLED display screen, a vacuum pump, a drying tube, a handheld sampling tube and a porous gas diffusion probe. A laser absorption spectrum technology of time division multiplexing and wavelength modulation is adopted, and a specific implementation mode is that a semiconductor laser with narrow linewidth and adjustable wavelength is utilized, and non-interference accurate detection of methane and hydrogen in leakage inspection of the hydrogen-doped natural gas pipeline is realized through a high-precision time division multiplexing wavelength modulation spectrum absorption detection technology.

The invention belongs to the technical field of aerosol measurement, and particularly relates to a system and a method for indirectly detecting solution solute concentration based on a particulate matter sensor. The system is mainly composed of a liquid storage tank, an aerosol generating device, a drying treatment unit and a particulate matter sensor. The method comprises the following steps: during detection, firstly, putting a solution to be detected into a liquid storage tank, carrying out atomization treatment by an aerosol generator, and converting a liquid sample to be detected into uniform aerosol particles; then carrying out dehydration treatment through a drying pipe to form dry solid particles; and finally, detecting the mass concentration of the particulate matters in the dry aerosol in real time by adopting a particulate matter sensor, and calculating the mass of the solute contained in the solution on the basis of a mass conservation principle in combination with the atomization flow parameter of the aerosol generator and the volume of the solution to be detected consumed in the atomization process. Non-contact real-time monitoring is achieved, the problem of solution pollution of a traditional electrode method is avoided, and the method has wide application prospects in the fields of environment monitoring, pharmacy, food safety detection and the like.

The present invention relates to a multifunctional green pepper picking machine, comprising a mobile device, a drying and picking device, a collecting and transmitting device, a screening device and a terminal collecting device; the drying and picking device, the collecting and transmitting device and the screening device are sequentially installed on the mobile device from back to front, and the terminal collecting device is installed on the mobile device and is located below the screening device; the drying and picking device dries pepper grains by microwaves, and picks grains by a picking mechanism that moves axially in a drying cylinder, and outputs pepper grains through a discharge port of the drying cylinder; the collecting and transmitting device transports pepper grains to the screening device by negative pressure adsorption, and the screening device realizes the screening of pepper shells and pepper grains by inner and outer cylinders and two screening rollers, and transports pepper shells and pepper seeds to two storage areas on a straight screen through two outlets; the straight screen vibrates left and right, so that the pepper shells and pepper seeds fall into two spaces in a terminal collecting bin respectively. The present invention realizes the integrated production of drying, picking, shell and seed screening and separate collection.

A fluid pumping system may comprise a pump and a fluid line state detector having, a receptacle, at sensor, and an illuminator. The system may further comprise a fluid transfer set including an output line for mating into the receptacle. The system may further comprise a controller in data communication with the fluid line state detector configured to power the illuminator and monitor an output signal of the sensor when the outlet line is in the receptacle to determine a dry tube light intensity value. The controller may be further configured to govern operation of the pump to prime the output line with fluid. The controller may be further configured to power the illuminator, monitor the output signal, and halt operation of the pump when the output signal indicates the light intensity value has dropped below a primed line threshold which is dependent upon the dry tube intensity value.

The utility model discloses a cable surface dewatering device for a cable production line, comprising a drying box, a hot air drying mechanism, a pretreatment mechanism and a heating dryer, wherein the left side of the drying box is provided with a hot air drying mechanism extending to the inside thereof, the top of the drying box is provided with a heating dryer, the right side of the drying box is provided with a pretreatment mechanism, and the pretreatment mechanism comprises: an exhaust pipe, a preheating pipe, a transmission plate, a driving motor and a cam, the upper end of the exhaust pipe is connected to the drying box, the lower end of the exhaust pipe is connected to the preheating pipe, a transmission plate fixed to the drying box is fixed on one side of the preheating pipe, the driving motor is installed on the outside of the drying box, a cam is installed on the output shaft of the driving motor, and the cam is directly opposite to the transmission plate. The utility model reduces the moisture attached to the cable surface through vibration pretreatment, and at the same time, preheats the cable by recovering high-temperature steam to increase the temperature of the moisture on the cable surface, so that the drying speed is faster and time is saved.

The invention discloses a portable gas taking device and method for a finished cable buffer layer. The device comprises a gas taking valve, a gas pump, a drying pipe and a gas taking bag. Wherein an air taking opening of the air taking valve is used for being connected with an air taking hole of a cable, an air outlet of the air taking valve is connected with an air inlet of the air pump, an air outlet of the air pump is connected with an air inlet of the drying pipe, and an air outlet of the drying pipe is connected with the air taking bag. The detection device has the characteristic of plug and play, can be directly installed in a buffer layer of a finished cable for detection, and is simple and convenient to operate. By adopting the gas sampling device disclosed by the invention, various volatile byproducts, including methane, water, cumyl alcohol, acetophenone and the like, in the cable can be detected at the same time, and the residual condition of the byproducts after degassing treatment can be accurately reflected.

The invention discloses a coal preparation plant workshop multi-mode dust particle detection system and method. According to the system, a dust monitoring unit comprises a dust monitoring chamber, a continuous collection mechanism, a continuous detection mechanism and a cleaning mechanism; the continuous collection mechanism comprises a turnover motion assembly, a collection plate, a micro oscillation motor, a drying pipeline, a mass flow controller and a flow pump; the two collecting plates are oppositely mounted at the upper end and the lower end of the supporting frame up and down, and micro oscillation motors are mounted on the opposite surfaces; the drying pipeline is connected in series with the middle section of the chamber air inlet pipeline; the mass flow controller and the flow pump are positioned in the dust monitoring chamber and are sequentially connected in series to the gas outlet pipeline of the chamber; the continuous detection mechanism comprises a CCD module, a Raman laser, an LIBS laser and a spectrometer; the cleaning mechanism comprises a particulate matter collecting device, a cleaning air hole, a flow pump and a mass flow controller; the method comprises the steps of preparation work; debugging the system; monitoring dust particles; and ending the monitoring operation. According to the system and the method, the dust particle detection operation can be continuously realized.

The invention relates to the technical field of casing drying, in particular to a casing drying box with an extrusion structure. Comprising a box body, plug connectors distributed in a rectangular array are fixedly connected into the box body, fixing pieces distributed at intervals are slidably connected to the plug connectors, the fixing pieces distributed at intervals are jointly and fixedly connected with a drying pipe, and a supporting switching unit is arranged on the drying pipe; the supporting switching unit comprises first supporting air bags distributed in the circumferential direction in an array mode, the first supporting air bags distributed in the circumferential direction in the array mode are all arranged on a drying pipe, second supporting air bags distributed in the circumferential direction in the array mode are arranged on the drying pipe, and a first air conveying pipe and a second air conveying pipe are fixedly connected to the drying pipe. The casing is supported in a switching manner through the first supporting air bag and the second supporting air bag, the inner side and the outer side of the casing are dried at the same time in cooperation with the box body, meanwhile, the contact position of the inner wall of the casing is prevented from being unchanged all the time in the drying process, and therefore the drying uniformity is improved, and the water vapor retention probability is reduced.

The utility model discloses an outdoor emergency power supply, which relates to the field of hydrogen energy power supplies, aims to solve the problems of complex structure, cumbersome operation and poor portability in the prior art, and adopts the technical scheme that the outdoor emergency power supply comprises a main shell, a reaction bin is arranged in the main shell, a solid hydrolysis hydrogen production material is arranged in the reaction bin, and the reaction bin is connected with a water tank and a hydrogen conveying pipeline. The hydrogen conveying pipeline is connected into the water tank, the upper portion of the water tank is connected with the fuel cell after being connected with the drying pipe through a pipeline, the fuel cell is electrically connected with the control system, and the control system is electrically connected with the lithium battery, the power management module and the load. The device is simple in structure, can be used only by adding reactants and starting the water pump, is simple and convenient to operate, is integrated in the main shell, and is good in integration degree and convenient to carry.

The present invention discloses a methane calcium chain reforming single fluidized bed reaction system and reaction method, comprising a cylindrical quartz tube filled with reaction particles, an adjustable light source located beside the cylindrical quartz tube with its radiation focus located at the top center of the reaction particles, a thermal insulation layer wrapped around the outside of the cylindrical quartz tube, a position adjustment device for driving the cylindrical quartz tube to move and rotate, thermocouples uniformly distributed within the cylindrical quartz tube, a gas distribution system for supplying reaction gas into the cylindrical quartz tube, a mass spectrometer connected to the gas outlet of the cylindrical quartz tube via a drying tube, and a control system connected to the thermocouple, the gas distribution system, and the mass spectrometer, respectively. The thermal insulation layer is provided with an inlet on the side facing the adjustable light source. The present invention aims to achieve efficient energy absorption and conversion while reducing heat dissipation, capturing CO2 while obtaining high-value-added hydrocarbon fuels.

The invention discloses a method and a device for measuring the moisture content of atmospheric environment aerosol. According to the invention, a drying tube, a first optical particle spectrometer and a second optical particle spectrometer are adopted to obtain dry and non-dry particle size distribution of the aerosol, a moisture absorption growth factor is obtained through inversion by using the measured particle size spectrum distribution of the whole aerosol, and then the particle size of the aerosol after moisture absorption growth under environmental humidity is calculated according to a Kappatrah theoretical formula. Further obtaining the water content of the environmental aerosol; a differential electromigration analyzer is not adopted, so that the instrument cost is remarkably reduced; a humidifying unit is not needed to control the humidity of the instrument equipment, so that the maintenance difficulty is obviously reduced; according to the inversion method, the moisture absorption growth factor is obtained through inversion by means of the measured particle size spectrum distribution of the whole aerosol, then the moisture content of the aerosol is obtained through calculation, and the error is smaller.

The utility model relates to a layered distribution vacuum freeze dryer, the working principle of the freeze dryer is mainly based on three steps of pre-freezing, sublimation and analysis, a pre-freezing bin receives cold air of a refrigerating main machine of a refrigerating machine through a bin main body to quickly freeze a to-be-dried substance at low temperature to form solid ice crystals, and a layered drying pipe can depend on a vacuum device, so that the drying efficiency is improved. A vacuum environment is formed in an inner cavity of the layered drying pipe, under the vacuum environment and the temperature monitoring of a temperature sensor, a heater enables a heating wire to conduct heating, ice crystals directly sublimate into water vapor instead of passing through a liquid state, the temperature in the layered drying pipe is further increased, and a small amount of water combined on the surface of a substance is removed; the layered drying pipe adopts a step-by-step vacuumizing mode, so that the defect that the traditional vacuum freeze drying equipment is relatively high in energy consumption is overcome.

This application relates to a paper printing dryer, comprising: a support frame; two side plates disposed opposite to each other at the top of the two support frames; a conveyor disposed between the two side plates; the conveyor including a conveyor belt with multiple ventilation holes; a drying chamber disposed between the tops of the two side plates; multiple sets of drying pipes disposed inside the drying chamber; and an air supply unit disposed on the drying chamber; and an adsorption mechanism comprising a housing disposed between the two side plates; multiple exhaust fans disposed inside the housing. This application, through the combined use of the drying chamber, the air supply unit, and the multiple sets of drying pipes, can comprehensively and efficiently dry the ink on paper products. The negative pressure generated by the exhaust fans of the adsorption mechanism adsorbs the paper products through the ventilation holes, effectively preventing the edges of the paper products from turning over due to gas blowing, thus improving the quality of the printed products.

The utility model discloses a laboratory drying oven for coating products, and belongs to the technical field of drying equipment. The drying oven comprises a drying oven main body, a porous plate and a supporting seat in the drying oven main body, a heating assembly at the bottom and a temperature and humidity sensor on the wall. The drying oven is characterized in that an air outlet seat and a negative pressure fan are arranged above the drying oven main body, a reversing air valve is connected through an air outlet pipe, two output ends of the reversing air valve are respectively connected with a drying pipe and a humidifying pipe, and the two pipes are finally converged at an air inlet pipe and led to an air outlet disc in the oven. A detachable drying cylinder filled with silica gel is arranged at the middle section of the drying pipe; the middle section of the humidifying pipe is connected with a Venturi pipe in series, and the throat portion is connected into the ultrasonic humidifying assembly through a connecting pipe. The utility model solves the problem that the conventional laboratory oven is difficult to simulate a complex variable humidity drying process, integrates drying and humidifying functions, and is particularly suitable for research and development and quality detection of coated products with accurate requirements on drying curves.

The utility model discloses a kind of cleaning and drying equipment for steel ball, including tank, tank is equipped with limit pipe, limit pipe bottom end side is equipped with ball inlet, limit pipe top end side is equipped with ball outlet, limit pipe is equipped with auger, auger top end is connected with motor output shaft transmission, motor is fixed in tank top, tank top inner wall is equipped with drying pipe, drying pipe is gradually set downward in spiral shape, drying pipe top end is communicated with ball outlet, the cleaning and drying equipment for steel ball of the utility model, it is set in one tank to wash and dry, compact structure, space utilization is high, and adopt auger and limit pipe, it is rolled to realize cleaning again, steel ball can be made to roll upward and lift, cooperate with drain chamber, realize draining function, remove most of the water on the surface of steel ball, and cooperate with drying pipe, so that steel ball long-distance rolling falls dry, not easy to keep water bead, produce stain, and extend steel ball drying time, improve drying efficiency.

The utility model relates to the technical field of frequency converters, in particular to a frequency converter with a waterproof structure, which comprises a casing, a partition plate, a circuit board, a radiating fan, a radiator, a guide plate, a cover plate and a drying mechanism. An air outlet and an air inlet which are communicated with the heat dissipation area are formed in the upper end and the lower end of the machine shell respectively, the heat dissipater is fixed to the lower end face of the partition plate and attached to the inversion module, and the flow guide plate is trapezoidal and connected with a drying pipe; the drying cylinder is filled with solid desiccant, a plurality of vent holes are formed in the two ends of the drying cylinder, the drying cylinder slidably penetrates through the sliding hole, the motor is used for driving the lead screw to rotate, and the moving block is in threaded connection with the lead screw and slidably sleeves the optical axis. Therefore, water vapor and dust can be prevented from invading the circuit board, air in the waterproof area can be dried, and the service life of the frequency converter is prolonged.

The utility model relates to the technical field of gas circuit connecting modules, and discloses a gas circuit connecting module integrated with a humidity detection function, which comprises a body, the inner wall of the body is fixedly connected with a main body, the front surface of the main body is respectively provided with a dryer connecting hole and a pressing plate fixing hole, and the top of the main body is provided with a gas inlet hole and a gas outlet hole. Through the arrangement of the body, the main body, the dryer connecting hole, the monitoring module fixing hole, the gas inlet hole, the gas outlet hole and the humidity monitoring module, the connecting module can monitor the gas humidity in the operation process, and a user can conveniently install the connecting module on the poison gas and poison agent detector through the positioning hole; the connecting module has the advantages of being small in size, multiple in connector, powerful in function, small in occupied space and capable of being connected with an air pump, a drying pipe and a migration pipe at the same time, and therefore the practicability of the connecting module is improved.

The invention belongs to the technical field of ocean in-situ monitoring, and relates to a gas measuring device and method suitable for ocean in-situ long-term monitoring. The device comprises a gas-liquid separation module, a dehumidification module, a detection module and a calibration module which are arranged in a pressure-resistant cabin, two water through holes are oppositely formed in the pressure-resistant cabin; two ends of a degassing pipe in the gas-liquid separation module are respectively communicated with the two water ports, one end of the degassing pipe is provided with a water pump, and sample gas separated by the degassing pipe enters the dehumidification module through a gas outlet; the dehumidification module comprises a Nafion tube, a cold trap and a drying tube which are connected in sequence, and a refrigeration sheet is attached to the cold trap; a gas detector in the detection module is connected with the drying pipe through a sample gas pipe, a gas pump and a normally open solenoid valve are arranged on the sample gas pipe, and gas detected by the gas detector returns to the degassing pipe through a Nafion pipe; and the calibration module is connected to the sample gas pipe behind the normally open solenoid valve. The device can accurately, stably and continuously monitor the concentration of a specified type of gas in seawater, and can meet the requirement of ocean in-situ long-term monitoring.

The utility model discloses a gas removal controlled atmosphere fresh-keeping storehouse, which belongs to the technical field of carbon dioxide removal, and comprises a controlled atmosphere storehouse, a drying pipe communicated and connected with the controlled atmosphere storehouse, a flow storehouse air pipe communicated and connected with the drying pipe, and a carbon dioxide concentration sensor arranged on the inner side of the controlled atmosphere storehouse, an air extracting pump is installed on the outer side, away from the drying pipe, of the air-conditioned cold store through a support, the input end of the air extracting pump is connected with the air-conditioned cold store in a communicating mode, and the output end of the air extracting pump is connected with the flow store air pipe in a communicating mode. The carbon dioxide in the gas is continuously desorbed by utilizing the collection solution in the second collection box, and meanwhile, the collection solution in the first collection box is replaced, so that the carbon dioxide contained in the gas in the air-conditioned cold store can be continuously desorbed.

The utility model discloses a trace moisture meter capable of automatically discharging and adding liquid, and relates to the technical field of chemical equipment. The device comprises an electrolytic tank, a reagent bottle and a moisture meter main machine, a plug hole is formed in an upper end opening of the electrolytic tank, a connecting plug with the lower portion plugged in the plug hole is arranged on the plug hole, the connecting plug comprises a plug body with the circumferential face of the lower portion being a conical face, and a detachably-installed plug cap is arranged on the upper portion of the plug body. A first sealing gasket is arranged between a top plate of the plug cap and the upper end face of the plug body, the plug body, the first sealing gasket and the plug cap are provided with a liquid adding pipe hole and a liquid discharging pipe hole correspondingly, a liquid adding pipe and a liquid discharging pipe are installed in the liquid adding pipe hole and the liquid discharging pipe hole respectively, and the liquid adding pipe and the liquid discharging pipe are tightly matched with the inner wall of the liquid adding pipe hole and the inner wall of the liquid discharging pipe hole in the first sealing gasket. According to the liquid discharging and adding mechanism disclosed by the utility model, the liquid adding pipe and the liquid discharging pipe can be mounted on the electrolytic tank through the connecting plug, and the connecting plug can be taken down and replaced by a drying pipe in a moisture measurement process, so that a sample is prevented from entering a liquid discharging and adding pipeline in the measurement process.

The utility model relates to the field of hydrogen preparation, in particular to a drying device of a hydrogen generator, which comprises a drying pipe and an indication label adhered above the surface of the drying pipe, the top end of the drying pipe is fixedly connected with a connecting upper pipe, and the bottom end of the drying pipe is fixedly connected with a connecting lower pipe. The drying device comprises a connecting upper pipe and a connecting lower pipe, sealing inner pipes are fixedly connected to the top face of the connecting upper pipe and the bottom face of the connecting lower pipe correspondingly, a sealing upper cover is connected to the top faces of the sealing inner pipes in an inserted mode, limiting pieces are fixedly connected to the two sides of the surfaces of the connecting lower pipe and the sealing upper cover correspondingly, and limiting holes are formed in the two sides of the limiting pieces correspondingly. By arranging the allochroic silicagel desiccant, the 13X molecular sieve and the carbon nanosphere material, the communicating pipe of the drying device is connected with the gas inlet and the gas outlet of the hydrogen generator, so that the purpose of performing multiple drying on hydrogen in the hydrogen production process of the hydrogen generator can be achieved, the drying purity of the hydrogen is ensured, and the drying effect is improved.

The present disclosure discloses a drying and filtering device. The filtering and drying device comprises a bearing seat body, an adsorption drying pipe and a refrigeration pipe. The bearing seat body comprises an upper adsorption air flow cavity at the upper end of the bearing seat body, an upper refrigeration air flow cavity and a lower adsorption air flow cavity at the lower end of the bearing seat body, and a lower refrigeration air flow cavity. The adsorption drying pipe is vertically arranged between the upper end and the lower end of the bearing seat body, and the adsorption drying pipe is in communication with the upper adsorption air flow cavity and the lower adsorption air flow cavity. The refrigeration pipe is vertically arranged between the upper end and the lower end of the bearing seat body, and the refrigeration pipe is in communication with the upper refrigeration air flow cavity and the lower refrigeration air flow cavity. The bearing seat body further comprises an air inlet guide cavity in communication with the refrigeration pipe and the adsorption drying pipe, so that the airflow cooled by the refrigeration pipe can enter the adsorption drying pipe through the air inlet guide cavity for adsorption drying.

A device (1) for drying a part, comprising a treatment chamber (2) having a side wall (3) closed at both ends by a bottom (4) and a top wall (5) to form a container whose interior is accessible via an opening (6) that can be sealed tightly, a liquid outlet (9) connected to the treatment chamber (2) to collect the liquid produced during the drying of the part (7), a power supply, an air supply (10) that supplies a means for blowing air (12) in the treatment chamber (2) to blow air onto the part (7) arranged inside the treatment chamber (2), characterized in that it further comprises a means for blowing air (12) onto the inner walls of the treatment chamber (2), the means for blowing air (12) onto the part (7) being a part-drying tube (13) equipped with nozzles (14).which is connected to the air supply (10) via a rotary joint (20), wherein the parts drying tube (13) is set in rotation around the part (7) in such a way that the nozzles (14) remain rotated in the direction of the part (7) during one rotation of the parts drying tube (13) around the part (7), and wherein the device (1) further comprises guide means (16), wherein the guide means (16) comprise a guide plate (17) with a circular opening (18) in its center and a rail (19) arranged on its outer edge, wherein a rotary joint arrangement (20) is arranged in the center of the opening (18), wherein the guide means (16) further comprise a disc arrangement (21) which is slidably mounted on the edge of the opening (18), the rotary joint arrangement (20) and the disc arrangement (21) are connected to one another by a horizontal arm (22), the parts drying tube (13) is slidably mounted on the rail (19),the disc arrangement (21) and the parts drying tube (13) are connected to each other by a second horizontal arm (24), and wherein the second horizontal arm (24) is attached to the parts drying tube (13) via a pivot connection (25).

The utility model provides a novel strip-shaped aluminum ceiling, which belongs to the technical field of ceilings and comprises an aluminum frame, a round opening is formed in the center of the lower end face of the aluminum frame, a mounting seat is arranged in the round opening, a drying pipe is fixedly connected to the center of the upper end face of the mounting seat, and the top end of the drying pipe is in threaded connection with a screw cap. Two clamping columns are symmetrically and fixedly connected to the side wall of the periphery of the mounting base, a limiting ring is arranged on the outer side of the mounting base and fixedly connected with the aluminum frame, two limiting grooves matched with the clamping columns are symmetrically formed in the limiting ring, and a heat preservation plate is fixedly connected into the top end of the aluminum frame. Through the arrangement of the mounting base, the drying pipe, the rotary cover, the clamping column, the limiting ring and the limiting groove, the mounting base can be quickly mounted and dismounted, a drying agent can be conveniently replaced, operation is convenient and fast, the attractiveness of a ceiling is improved, and the problem that in the prior art, the drying agent in the ceiling is inconvenient to replace is solved.

An air-cooled adiabatic heat exchanger for cooling fluids having tube bundles for receiving hot process and rendering cooled fluid, operating in three or four modes. In a dry mode, heat is exchanged with dry air drawn through the tube bundles by fans. In an adiabatic mode, air entering the heat exchanger is adiabatically pre-cooled by water-saturated adiabatic pads, while the tube bundles remain dry. In an evaporative mode, the adiabatic pads remain dry, and the tubes are wetted with evaporative cooling water. In an optional fourth mode, both the adiabatic pads and the tubes are wetted.

The utility model discloses a drying device for medicinal capsule production, which relates to the technical field of capsule drying and comprises a square box, a gauze element and a drying tube, a U-shaped block is mounted at the top of the square box, and the gauze element is mounted on the opposite inner walls of the U-shaped block. During use, firstly, a capsule is placed in the funnel, at the moment, the capsule on the funnel falls between the two sector plates under the action of gravity, then the moving frame can be moved through the motor, the threaded rod and the L-shaped block, the moving frame moves to enable the rotating column to rotate through the movable rod, the gear and the rack, and the capsule can be taken out. And when the two sector plates rotate to the lower portion, the capsules fall under the action of gravity at the moment, then the capsules fall quantitatively, meanwhile, the falling position is constantly changed through movement of the moving frame, and therefore the capsules are evenly fed, manual slicking adjustment is not needed, and use is convenient.

A fluid pumping system may comprise a pump and a fluid line state detector having, a receptacle, at sensor, and an illuminator. The system may further comprise a fluid transfer set including an output line for mating into the receptacle. The system may further comprise a controller in data communication with the fluid line state detector configured to power the illuminator and monitor an output signal of the sensor when the outlet line is in the receptacle to determine a dry tube light intensity value. The controller may be further configured to govern operation of the pump to prime the output line with fluid. The controller may be further configured to power the illuminator, monitor the output signal, and halt operation of the pump when the output signal indicates the light intensity value has dropped below a primed line threshold which is dependent upon the dry tube intensity value.

The utility model discloses a hydrogen transmission device for hydrolysis hydrogen production. The hydrogen transmission device comprises a buffer tank, a condenser, a water collector, a drying pipe and a water tank which are arranged in a shell, the two ends of the buffer tank are connected with an air inlet pipe and an air outlet pipe respectively, the air inlet end of the air inlet pipe is connected with an air pipe I through an electromagnetic valve I, the air outlet pipe is connected with the condenser, the condenser, the water collector and the drying pipe are sequentially connected through connecting air pipes, and the air outlet end of the drying pipe is connected with an air pipe II; the air outlet pipe is connected with a second electromagnetic valve, and the second air pipe is connected with a fourth electromagnetic valve. A drainage connector is formed in the bottom of the buffer tank and connected with the water tank through a first water pipe; the water outlet end of the bottom of the water collector is connected with the water tank through a second water pipe, and a third electromagnetic valve is arranged on the second water pipe. The device has the advantages that prepared hydrogen is efficiently and conveniently conveyed and treated, the safety performance of the device is good, the device is stably installed, the structure is compact, the size is small, and convenience is good.