39 results about "Desiccating chamber" patented technology

The present invention discloses a drying device for preparing high-porous honeycomb catalysts, which belongs to the technical field of catalyst production, and solves the problems of low drying efficiency, uneven drying, and poor drying effect in the prior art. The drying device comprises a drying chamber, wherein a support plate and a porous partition are provided in the drying chamber, and an air duct for inputting dry hot air into the drying chamber is provided on the support plate. An air chamber is formed between the support plate and the partition, and the dry hot air first enters the air chamber and then passes upward through the partition, and a movable block driven by a screw motor is also provided between the partition and the top of the drying chamber. The present invention realizes the drying effect on the catalyst by the dry hot air moving from bottom to top, thereby increasing the contact area between the dry hot air and the catalyst, and improving the drying efficiency. The movable block is driven by the screw motor to perform linear reciprocating motion, so that each catalyst is in a state of intermittently moving away from or close to the air outlet end of the air duct, thereby realizing uniform drying of a plurality of catalysts and further improving the drying effect.

The utility model relates to the technical field of spray granulation, and discloses an anti-wall-sticking spray granulation device which comprises a support, a tank body is fixedly connected to the middle of the support, a drying assembly is arranged on the rear side of the outer portion of the tank body, an anti-wall-sticking assembly is arranged on the upper portion of the tank body, and a gas filtering assembly is arranged on the left side of the upper portion of the support. A storage tank is fixedly connected to the right side of the exterior of the bracket; a spray granulation assembly is arranged at the upper part of the storage tank; the wall sticking prevention assembly comprises a motor, the motor is fixedly connected to the upper portion of the tank body, the output end of the motor is fixedly connected with a rotating rod, and scattering rods are fixedly connected to the periphery of the outer portion of the rotating rod. According to the utility model, when particles fall into the tank body, the inner wall of the tank body can be conveniently scraped, so that mutual contact when the particles are not completely dried in the drying process is avoided, the particles are prevented from being adhered into larger blocks which are adhered to the inner wall of the drying chamber, and the uniformity of the particles and the product quality are improved.

The invention relates to an air dryer device (LT) for a compressed air supply system (200) of a vehicle (FZ), in particular a passenger car (PN), comprising: - a pneumatic compressor connection (1.1) for connecting to a compressor (100), - a pneumatic supply connection (2.1) for connection to a pneumatic main line (12), and - an air dryer unit (LE) with - a plurality of drying chambers (210) extending in an axial direction (A), each containing a filling of drying granules (212), and - at least one housing part (220) which is coupled to at least one end face (213, 214) of the plurality of drying chambers (210), characterized by - a pneumatic switching arrangement (230) which is designed for pneumatically connecting the compressor connection (1.1) to at least one primary drying chamber (210.2) and for pneumatically connecting the supply connection (2.1) selectively to at least the primary drying chamber (210.2) and to a secondary drying chamber (210.2) of the plurality of drying chambers (210), and wherein the pneumatic switching arrangement (230) is configured to selectively switch the primary drying chamber (210.1) and the secondary drying chamber (210.2) pneumatically such that In accordance with operational requirements, at least the primary drying chamber (210.1) can be individually supplied with compressed air, and The primary drying chamber (210.1) and the secondary drying chamber (210.2) can be operated sequentially according to operational requirements. The invention further relates to a method (1000, 2000) for operating an air dryer device (LT) for a compressed air supply system (200) of a vehicle (FZ) in at least two different operating modes (B1, B2, B3).

The invention relates to a method (1000) for operating a compressed-air supply system (DS), the method comprising the following steps: a) limiting (1100) at least one line volume (LV) connected to an outlet opening (216, 216.1, 216.2) of the at least one drying chamber (210, 210.1, 210.2) by means of a pneumatic switching arrangement (230) of a compressed-air supply installation (200); b) activating a compressor (100) for drawing in and compressing (1200) ambient air (LU) to an operating pressure (pB); c) providing (1300) the compressed air (DL) at a compressed-air connection (1), the compressed air (DL) having an operating temperature (TB); d) pressurising (1500) at least one drying chamber (210, 210.1, 210.2) with the compressed air (DL) provided at the compressed-air connection (1) until a target pressure (pZ) of the compressed air (DL) in the at least one drying chamber (210, 210.1, 210.2), which is higher than the operating pressure (pB), is reached and / or until a target temperature (TZ) of a desiccant granulate (212) located in the drying chamber, which is higher than the operating temperature (TB), is reached; e) venting (1600) the compressed air (DL) from the at least one drying chamber (210, 210.1, 210.2) to the environment (U) when the target pressure (pZ) and / or the target temperature (TZ) is reached. The invention also relates to a compressed-air supply system (DS) for carrying out the method (1000).

This air-drying installation for a wet product comprises: – a drying chamber (1) through which the wet product to be dried (2) and the drying air pass, said chamber comprising at least one intake air circuit (4) and at least one exhaust (5) for the moisture-laden air resulting from the exchange of water and energy with the wet product to be dried; – at least one boiler (7) operating with a working fluid, configured: to recover heat from one or more heat sources consisting of the moisture-laden air passing through said exhaust (5) by means of a heat recovery exchanger (6); and.to generate steam using the heat thus recovered, at least one means suitable for initiating the operation of the boiler(s) (7) by supplying heat; – at least one compressor (11) suitable for increasing the pressure of the steam generated in said boiler (7); – at least one injection heat exchanger (12) suitable for condensing the steam from the compressor (11), positioned within the intake air supply circuit (4), and for heating the latter upstream of the drying chamber (1); – at least one condensate collector (13) for the condensate from the condensation of the steam in said injection heat exchanger (12), said condensate being returned to the boiler (7). Figure for the abbreviation: Fig 1.

The invention relates to a drying device (1) with a drying chamber (2) and a first air inlet unit (4), the first air distributor box (5) of which is located in the interior (3). A second air distributor box (7) of a second air inlet unit (6) is located in the interior (3), wherein the first air distributor box (5) is positioned below the second air distributor box (7) with respect to the vertical direction (z) of the drying chamber (2). A vortex tube (15) of a vortex tube unit (14) of the drying device (1) comprises a hot air outflow element (17) which is fluidically coupled to the first air inlet unit (4). In a method for drying an adhesive of a workpiece which has an adhesive connection, the workpiece is positioned in the interior (3) of the drying chamber (2). Compressed air is supplied into the vortex tube (15) through an inflow element (16) of the vortex tube (15), whereby hot air flowing out of the hot air outflow element (17) flows through the first air inlet unit (4) and consequently into the interior (4). Thus, an adhesive or an adhesive connection can be dried in a particularly efficient manner.

The invention discloses drying equipment and a drying method for drying agent production and processing, and belongs to the field of drying equipment for drying agent production and processing, the drying equipment structurally comprises a plurality of drying boxes arranged side by side, a suspended rotary hot air drying and screening mechanism is arranged in a drying chamber, the drying efficiency of a drying agent is effectively improved, and the drying efficiency of the drying agent is effectively improved under the effect of intermittent or continuous rotation. The granular drying agent can continuously change the position in the material drying and screening barrel so as to be heated in all directions; in the drying process, waste materials in the granular drying agent are thrown out through the material drying and screening barrel in a rotating mode and finally fall into the waste material groove opening, recycling and cleaning work of workers is facilitated, and compared with the prior art, the drying machine has the advantages of being low in energy consumption, high in efficiency, low in cost and small in equipment occupied area. And the material drying and screening barrels are connected to the bottom face of the driving base in a magnetic attraction clamping mode, and dismounting or overhauling work of workers is facilitated.

The invention relates to a method (1000) for operating a compressed air supply system (DS), comprising the steps: a) Limiting (1100) at least one conduit volume (LV) connected to an outlet opening (216, 216.1, 216.2) of the at least one drying chamber (210, 210.1, 210.2) by a pneumatic switching arrangement (230) of a compressed air supply system (200), b) Activating a compressor (100) to draw in and compress (1200) ambient air (LU) to an operating pressure (pB), c) Providing (1300) the compressed compressed air (DL) at a compressed air connection (1), wherein the compressed air (DL) has an operating temperature (TB), d) Pressurizing (1500) at least one drying chamber (210, 210.1, 210.2) with the compressed air (DL) supplied at the compressed air connection (1) until a target pressure (pZ) of the compressed air (DL) in the at least one drying chamber (210, 210.1, 210.2) is reached, which is higher than the operating pressure (pB), and / or until a target temperature (TZ) of a drying granulate (212) located in the drying chamber is reached, which is higher than the operating temperature (TB), e) Venting (1600) the compressed air (DL) from the at least one drying chamber (210, 210.1, 210.2) into the environment (U) upon reaching the target pressure (pZ) and / or the target temperature (TZ). The invention further relates to a compressed air supply system (DS) for carrying out the method (11000).

According to the gas chromatography sample gas drying device, a pipe body comprises a first opening formed in the bottom end, a second opening formed in the top end, a gas inlet cover connected with the first opening in a sealed mode, a gas outlet cover connected with the second opening in a sealed mode, and a gas outlet cover connected with the gas inlet cover in a sealed mode. The multiple holes are transversely formed in the pipe body to divide the pipe body into a condensation chamber close to the first opening and a drying chamber close to the second opening, the drying chamber is filled with a drying agent layer, the filter cotton layer is transversely arranged on the drying layer, and the floating ball is arranged between the filter cotton layer and the air outlet cover in a floating mode. The gas chromatography sample gas drying device is good in drying effect and sealing performance.

The utility model discloses an SF6 gas on-line sensing device for a closed space, which relates to the technical field of SF6 gas on-line sensing and comprises an SF6 gas transmitter body and an exchange chamber. The dehumidification assembly comprises a first connecting plate and a second connecting plate, the opposite faces of the first connecting plate and the second connecting plate are jointly and rotationally connected with a connecting rod, a plurality of drying chambers are fixedly connected to the outer surface of the connecting rod in an annular array mode, and inner cavities of the drying chambers are filled with drying agents. The controller is used for controlling the motor to run regularly, the motor is used for driving the connecting rod to rotate, and then the drying chambers can be driven to rotate, so that the positions of the drying chambers can be adjusted, and then a new drying chamber can be conveniently rotated to the position adjacent to the exchange chamber; the air conveyed into the inner cavity of the exchange chamber is dehumidified by using the drying agent in the inner cavity of the new drying chamber, so that when the drying agent is replaced, the manual operation can be reduced, the replacement frequency is reduced, and the labor intensity of workers is reduced.

The invention relates to the technical field of circular air blowing cylinder cleaning, in particular to full-automatic environment-friendly circular air blowing cylinder batch cleaning equipment which comprises a conveying belt body, a spraying cleaning chamber is arranged at the front end of the top of the conveying belt body, and an ultrasonic cleaning chamber is arranged at the rear end of the spraying cleaning chamber and located at the top of the conveying belt body. Compared with existing cleaning equipment, a complete cleaning closed loop is formed by preliminary cleaning and waste liquid recovery of the spraying cleaning chamber, deep descaling of the ultrasonic cleaning chamber, softening and sterilization of the steam hydrolysis chamber and uniform drying of the drying chamber, and the cleaning efficiency is improved. The problems that traditional cleaning is low in efficiency, not thorough and not environmentally friendly are solved, the cleaning efficiency is improved, the cleaning time is shortened, the cyclic utilization rate of cleaning liquid is increased, wastewater discharge and resource consumption are reduced, the air duct cleaning qualification rate is increased, meanwhile, the sterilization function is achieved, and the spinning product quality is guaranteed.

The invention relates to an air-dryer device (LT) for a compressed-air supply installation (200) of a vehicle (FZ), in particular a passenger car (PN), comprising: - a pneumatic compressor connection (1.1) for connection to a compressor (100), - a pneumatic supply connection (2.1) for connection to a pneumatic main line (12), and - an air-dryer unit (LE) having - a plurality of drying chambers (210) extending in an axial direction (A), each having a desiccant granulate filling (212), and - at least one housing part (220) which is coupled at least to one end face (213, 214) of each of the plurality of drying chambers (210), characterised by - a pneumatic switching arrangement (230) which is designed to pneumatically connect the compressor connection (1.1) at least to a primary drying chamber (210.2) and is designed to pneumatically connect the supply connection (2.1) selectively at least to the primary drying chamber (210.2) and to a secondary drying chamber (210.2) of the plurality of drying chambers (210), and wherein the pneumatic switching arrangement (230) is designed to selectively switch the primary drying chamber (210.1) and the secondary drying chamber (210.2) pneumatically in such a way that, depending on operational demand, at least the primary drying chamber (210.1) can be pressurised individually with compressed air, and, depending on operational demand, the primary drying chamber (210.1) and the secondary drying chamber (210.2) can be operated such that flow can pass through them sequentially. The invention also relates to a method (1000, 2000) for operating an air-dryer device (LT) for a compressed-air supply installation (200) of a vehicle (FZ) in at least two different operating modes (B1, B2, B3).

The utility model discloses a vacuum dryer with constant temperature gas storage, it includes: dryer main part, the dryer main part is provided with drying chamber and exhaust component, exhaust component communicates with drying chamber, constant temperature gas jar, constant temperature gas jar includes jar body and the first heating component of setting in jar body, the export end of jar body communicates with drying chamber, second heating component, second heating component communicates with the import end of jar body. In the scheme, through setting constant temperature gas jar, it can pre constant temperature storage gas, when starting airflow heating, can immediately input the hot airflow in the preset temperature range to drying chamber, and the fluctuation of gas temperature is less influenced by flow, avoids that gas overheating or subcooling influences material heating, can control the gas temperature of input drying chamber after heating in the proper range, ensures material heating effect.

The utility model relates to the technical field of ceramic processing, and discloses a pretreatment device for ceramic processing, which comprises a conveyor, the top end of a rack of the conveyor is fixedly connected with a drying chamber, an electric heating plate and two first electric push rods are arranged in the drying chamber, the electric heating plate is positioned between the two first electric push rods, and the electric heating plate is fixedly connected with the conveyor. The end face of an output shaft of the first electric push rod is fixedly connected with a second electric push rod, the end face of an output shaft of the second electric push rod is fixedly connected with a motor, and the end face of an output shaft of the motor is fixedly connected with an anti-skid plate. According to the technical scheme, the positions of the anti-skid plates can be adjusted through the output shafts of the second electric push rods, so that the anti-skid plates are clamped on the two sides of a ceramic blank, then the ceramic blank can be lifted under the action of the first electric push rods, the ceramic blank can be turned over in cooperation with the motor, the bottom of the ceramic blank can be dried, and the drying efficiency is improved. And the drying effect is improved.

The application discloses a carbon dioxide capture system based on a wet regeneration technology. The system comprises a core rotating shaft, a fixing frame, a baffle, an ultrasonic humidifier system shell and a shell cover. The core rotating shaft is hollow inside for water storage, and one side of the core rotating shaft is connected with a rudder to realize rotary drive, and the other side is communicated with a water inlet. An ultrasonic humidifier is installed on the side opening of the core rotating shaft to provide atomized water vapor for the wet regeneration membrane. The fixing frame adopts a concave-convex matching structure, and one end is convex and the other end is concave. The membrane material is clamped stably, and the whole is embedded in the core rotating shaft. The baffle is also embedded in the core rotating shaft, and the device is divided into an adsorption chamber, a desorption chamber and a drying chamber, so that the three stages of CO2 adsorption, desorption and drying are orderly carried out in the same device, the investment cost and the land occupation space are greatly reduced, the operation is simple and convenient, the operation is efficient, and the system has important application value in the field of carbon dioxide capture and resource utilization.

The invention discloses a tunnel kiln drying system for firing black bricks, and belongs to the technical field of black brick production. A drying chamber comprises a base layer, a side enclosure and a top layer; the transportation unit is used for driving the black bricks to advance; the hot air circulation unit comprises a conveying part and a recycling part, the conveying part is connected with the top layer and used for conveying hot air into the drying chamber, and the recycling part is installed in the base layer and used for recycling the hot air; the flow guide unit is installed in the top layer and comprises a first flow guide pipe, a second flow guide pipe and a rotary swing part, and the rotary swing part is installed in the top layer and used for driving the first flow guide pipe to rotate around the axis and driving the second flow guide pipe to swing around a rotary connection point in a reciprocating mode. The rotary swing part drives the first flow guide pipe to rotate around the axis and drives the second flow guide pipe to swing back and forth around the rotary connection point, and the problem that in an existing tunnel kiln drying system, airflow in a drying chamber is not evenly distributed is solved.

This utility model discloses a vacuum drying equipment vacuum unloading system. The inner cavity of the horizontal cylinder is a vacuum drying chamber, and a double-shaft auger system is installed inside the vacuum drying chamber. The vacuum system includes a vacuum pump, which is connected to the vacuum drying chamber through pipelines. One end of the sealed unloading device is connected to the bottom of the horizontal cylinder, and the other end is connected to the storage tank through a conical tube. An electromagnetic shielded sealing door is installed inside the sealed unloading device. The electromagnetic shielded sealing door is driven by a reducer to achieve linear extension and retraction of the lead screw. The surface of the electromagnetic shielded sealing door is covered with a lip-shaped silicone seal and an electromagnetic shielding mesh. It also includes an automatic suction valve and a cleaning and charging valve. During unloading, the cleaning and charging valve is filled with dry, anhydrous gas, so that the drying chamber is filled with positive pressure. Under the pressure drive of the positive pressure and in conjunction with the conveying unloading of the double-shaft auger, the unloading is faster and more efficient, improving the unloading efficiency. For the cleaning of residual material at the bottom, the positive pressure drive at the bottom reduces the cleaning difficulty and reduces hard damage to the inner cavity of the horizontal cylinder.

WET COOLING GALVANIZING LINE A method for cooling a steel strip (1) circulating in a continuous galvanizing line (100) comprising a step of verifying required conditions defined according to the temperature of the strip at the exit of a wet chamber (4) with regard to the Leidenfrost temperature, the time spent by the strip in the wet chamber and the cumulative time spent in a drying chamber (7) and in a downstream chamber, under a dry and reducing atmosphere, being chosen, the liquid of the cooling device (5) being an aqueous coolant having a mass concentration of formic acid greater than or equal to 0.1% and the temperature of the strip at the exit of the drying chamber being less than or equal to 250 °C, the method being able to further comprise a step of adjusting an operating parameter of the line to meet said required conditions.Figure for the abridged version: 6.

The utility model relates to the technical field of air drying, and discloses an air drying structure for an inflator pump, which comprises a first filter chamber, a second filter chamber, a drying chamber and a connecting chamber, a filter plate is arranged in the middle of the front end of the first filter chamber, a filter screen is arranged in the middle of the filter plate, and four mounting pieces are mounted on the outer side wall of the filter plate; the filter screen filters large-particle dust and impurities in air, the air enters the second filter chamber, the drying agent layer is made of calcium chloride and adsorbs moisture in the air, after adsorption is completed, the air enters the drying chamber, the HEPA filter is started, and the air enters the second filter chamber. The HEPA filter can further remove residual small particles and gathered water fog drops, the air enters the activated carbon plate, the activated carbon plate can remove peculiar smell and residual oil gas in the air, the air enters the connecting chamber, the humidity sensor can detect the humidity in the air, whether the humidity reaches the drying standard or not is judged, and if the humidity reaches the drying standard, the HEPA filter can further remove the residual small particles and accumulated water fog drops. And system performance and service life are not influenced.

The utility model discloses a drying device for latex thread production and preparation. The drying device comprises a box body, a conveying unit arranged in the box body, a circulating unit arranged on the top of the box body and a drying unit arranged in the box body. Threading grooves are formed in the two sides of the bottom of the box body, and latex threads enter the box body through the threading groove in one side, are conveyed by the conveying unit and penetrate out of the threading groove in the other side; the drying unit comprises a hot air unit arranged at the bottom in the box body, a dehumidification plate arranged in the middle in the box body and a plurality of heating plates evenly distributed on the dehumidification plate, and the latex threads alternately penetrate through the dehumidification plate in a reciprocating mode. The circulating unit comprises a drying chamber, a circulating pump arranged on the right side of the drying chamber and an air return pipe arranged below the circulating pump and communicated with the bottom of the box body; and moisture absorption fillers are arranged in the drying chamber and the dehumidification plates. The latex thread drying device has the advantages that latex thread drying efficiency is relatively higher, drying is more stable, and energy waste is reduced.

The utility model discloses an automation moistureproof file cabinet, including cabinet body, moistureproof unit and PLC controller, moistureproof unit includes shell, lift plate, drying chamber, telescopic spring, lift plate is located in the shell, lift plate bottom is equipped with telescopic spring, lift plate is equipped with first through hole, and the PLC controller is equipped with second through hole. The moisture-proof unit comprises a shell and a drying cavity, a humidity sensor is arranged in the shell, a feeding opening is formed in the rear portion of the shell, the drying cavity is located at the bottom of the shell, a second through hole is formed in one side of the drying cavity, the drying cavity is communicated through an air guide hole, and an air heater is arranged at the tail end of the air guide hole. The drying agent can dry files in the shell in real time, after the files are placed in the lifting plate, the shielding plate moves downwards, the second through hole in one side of the drying chamber is opened, if the humidity in the shell is obviously increased, the PLC controls the air heater to work to dry the interior of the shell, and drying treatment is automatically conducted.

The utility model discloses an anti-caking drying machine which comprises a drying chamber and a smashing chamber, the smashing chamber is arranged above the drying chamber and communicated with the drying chamber, a feeder is arranged at the top of the smashing chamber, a smashing unit is arranged in the smashing chamber, a stirring unit is arranged in the drying chamber, and a driving unit is arranged at the top of the drying chamber. The driving unit is used for driving the crushing unit and the stirring unit to work, an air injection plate is arranged at the bottom in the drying chamber and communicates with the air inlet, air injection ports are evenly distributed above the air injection plate, and an exhaust port is formed in the top of the drying chamber; the crushing unit is driven by the driving unit, large-volume materials can be crushed in advance, the stirring unit is driven to work, the materials are subjected to secondary crushing, the crushing degree of the materials is improved, the granularity of the materials is reduced, in addition, the air spraying plate with the air spraying openings is matched, hot air is evenly sprayed upwards to the surfaces of the materials, and the crushing efficiency is improved. And the materials are heated uniformly, quick drying of the materials is achieved, and then the materials are prevented from caking.

The utility model relates to a regenerative cycle type vehicle-mounted drying device which comprises a gas inlet end, a gas outlet end and a gas outlet end, the drying chamber is located below the air inlet end and connected with the air inlet end, an upper cover plate and a lower cover plate are arranged at the two ends of the drying chamber respectively, a cavity is formed between the upper cover plate and the lower cover plate and used for being filled with a drying medium with the capacity of adsorbing water vapor in compressed air, and a heating film used for heating the drying medium and desorbing the adsorbed water vapor is arranged on the inner wall of the drying chamber; and the air outlet end is positioned at the lower end of the drying chamber, is connected with the drying chamber and comprises a first air outlet through which the compressed air after adsorption flows out and a second air outlet through which the compressed air after desorption flows out. Compared with the prior art, the device has the advantages that the cleanness and dryness of compressed air are ensured, moisture and impurities can be removed before the compressed air enters a suspension system, and the device can recycle a drying medium and reduce maintenance requirements through a regeneration technology.

The utility model discloses a double-source heat pump drying system with a heat recovery device, which comprises a compressor, an outlet of the compressor is connected with an inlet of a high-temperature condenser, an outlet of the high-temperature condenser is connected with an inlet of a gas-liquid separator, and an outlet of the gas-liquid separator is respectively connected with an inlet of a low-temperature condenser and a cooling throttle valve. An outlet of the low-temperature condenser is sequentially connected with a dehumidification throttling valve and a low-temperature evaporator, a cooling throttling valve is connected with an inlet of the high-temperature evaporator, an outlet of the low-temperature evaporator and an outlet of the high-temperature evaporator are both connected with an inlet of the compressor, and the high-temperature evaporator, the low-temperature condenser and the high-temperature condenser are sequentially arranged in the channel in the air flowing direction. The two ends of the channel are connected with the drying chamber. The drying system disclosed by the utility model greatly improves the utilization rate of heat.

The utility model belongs to the technical field of high polymer material processing, and particularly relates to a cooling and pelletizing device for high polymer material processing, which comprises a workbench, two fixing frames are fixedly connected to one end of the top of the workbench. Two motors are mounted on one fixing frame; the output end of the motor penetrates through the middle of the fixing frame. The output end of the fixing frame is fixedly connected with a conveying roller. The end of the conveying roller is rotationally connected to the middle of the other fixing frame. The top of the workbench is fixedly connected with a cooling chamber, a drying chamber and a pelletizing chamber; a top cover is arranged at the tops of the cooling chamber and the drying chamber; the middle part of the cooling chamber is rotationally connected with a conveying roller; by means of the structure, high polymer materials can rapidly reach an ideal cooling state, the pelletizing work efficiency and speed are effectively improved, cooling water can be recycled when the materials are cooled, waste caused by direct discharge after a large amount of water is cooled is reduced, and the materials are evenly and stably cooled.

The invention relates to the technical field of refrigeration, heating and heat pumps, and discloses an ejector synergistic double-evaporator heat pump drying system and method for material drying. The system comprises an air circulation loop and a refrigerant circulation loop. Wet air at an outlet of the drying chamber is sequentially cooled and dehumidified by the high-temperature evaporator and the low-temperature evaporator in a stepped manner, heated by the condenser and then returned to the drying chamber; the refrigerant circulation loop comprises a compressor, a condenser, an auxiliary condenser, an ejector, a high-temperature evaporator, a gas-liquid separator, a throttling element and a low-temperature evaporator. According to the heat pump drying system, the high-temperature evaporator and the low-temperature evaporator are arranged to cool air in a stepped mode, the average evaporation temperature is increased, meanwhile, the ejector is introduced into a loop to recycle expansion work, irreversible loss in the throttling process is reduced, and therefore the efficiency of the heat pump drying system is improved; and saturated liquid at the outlet of the gas-liquid separator enters the low-temperature evaporator after being throttled, so that the dehumidification capability of the low-temperature evaporator is effectively improved.

The utility model discloses an air-drying type ceramic packing drying device which comprises a heat preservation chamber, the front side surface of the heat preservation chamber is fixedly connected with a winder, the left side surface and the right side surface of the winder are fixedly connected with rotating motors, the number of the rotating motors is two, the lower surface of the inner side of the heat preservation chamber is fixedly connected with a mounting plate, and the lower surface of the inner side of the heat preservation chamber is fixedly connected with the mounting plate. The upper surface of the mounting plate is fixedly connected with a drying box, and a heating device is fixedly arranged on the drying box. According to the structure, the heating device is arranged, the heating machine is designed to adopt an efficient and energy-saving electric heating or fuel gas heating mode, the heating power is adjusted through the controller, so that the drying requirements of different ceramic fillers are met, and then wet air in the drying box is pumped out by designing the heat circulation fan and the moisture removal fan; meanwhile, fresh air enters the drying chamber through the inflation pipe, air convection is formed, and the drying efficiency is improved.

The invention relates to a method (1000) for operating a compressed-air supply system (DS), wherein the compressed-air supply system (DS) comprises a compressor (100) for providing compressed air (DL) at a compressed-air connection (1) and a compressed-air supply installation (200) connected to the compressed-air connection (1), wherein the compressed-air supply installation (200) comprises an air-dryer unit (LE) having at least one drying chamber (210, 210.1, 210.2) containing a desiccant granulate (212) for drying compressed air (DL) guided through the drying chamber (210, 210.1, 210.2) in a filling direction (B), wherein the compressed-air supply installation (200) is designed to fill the pneumatic system (300) connected to the compressed-air supply connection (2) with dried compressed air (DL) at an operating temperature (TB) and an operating pressure (pB). According to the invention, the method (1000) comprises the steps of: - providing (1800) a regeneration air flow (DR) having a regeneration temperature (TR) and / or a regeneration pressure (pR) by means of a compressed-air source (Q) of the compressed-air supply installation (200) at a pneumatic connection (PA), the regeneration temperature (TR) being greater than the operating temperature (TB) and the regeneration pressure (pR) being greater than the operating pressure (pB), - guiding (1900) the regeneration air flow (DR) from the pneumatic connection (PA) through the at least one drying chamber (210, 210.1, 210.2), and - guiding (2000) the regeneration air flow (DR) from the at least one drying chamber (210, 210.1, 210.2) to the vent connection (3) for venting into the environment (U).

The utility model relates to a stepping bottle washing machine which comprises a support formed by welding stainless steel square tubes, a feeding station, a spraying cleaning chamber, a spraying rinsing chamber, a water blowing cavity, a hot air drying chamber, a cooling chamber and a discharging station are arranged at the top end of the support, the feeding station is provided with a first chain wheel shaft, the cooling chamber is provided with a second chain wheel shaft, and the discharging station is provided with a second chain wheel shaft. A first chain is wound between the first chain wheel shaft and the second chain wheel shaft, a stepping motor is arranged at the bottom end of the cooling chamber, a second chain is wound between the stepping motor and the second chain wheel shaft, the spray cleaning chamber is provided with a cleaning water tank, the spray rinsing chamber is provided with a rinsing water tank, and the cleaning water tank and the rinsing water tank are respectively provided with an overflow port. The stepping bottle washing machine has the advantages of being high in washing capacity, wide in applicability, capable of washing various bottle types in a mixed mode and the like.

The invention describes a dryer comprising: a drying cylinder (2) rotating about its own main extension axis (R2); a loading head (3) at a first end (2a) of the drying cylinder for introducing the raw inert stone material into the drying cylinder; an unloading head (4) located at a second end (2b) of the drying cylinder; a burner (8) for generating a flame (9) in the combustion chamber (7) and generating a first dry flow (F9) in the drying chamber (6); feeding means (11) downstream of the combustion chamber (7) and upstream of the unloading head (4) for introducing recycled asphalt material into the drying cartridge; the drying cartridge comprises a drying chamber (12) downstream of the feeding device (11) and upstream of the unloading head and a combustion chamber (13) downstream of the drying chamber (12) and upstream of the unloading head, and the dryer comprises a system for generating a second flow of drying gas (F15) in the second drying chamber (12).