38results about How to "Regulate humidity" patented technology

The invention discloses a ternary sand-fixing water-retaining seepage-proofing fertility-increasing vegetation restoration and reconstruction method, and relates to the technical field of operation methods of sand ecological restoration, and the method comprises the following steps: S1, laying a layer of seepage-proofing material on the surface layer of a target planting area to reduce water seepage and enhance soil water-retaining capacity; s2, mixing a water-retaining agent with local sandy soil to form a water storage layer, and paving the water storage layer on the surface of the impermeable material to ensure that the plant root system can obtain water for a long time; s3, applying an organic fertility intensifier to the water storage layer to improve the organic matter content and nutrient supply capacity of the soil; s4, appropriate plants are selected for planting, after planting, the vegetation growth condition and the soil humidity are checked regularly, a water-retaining agent and an organic fertility increasing agent are supplemented in time according to needs, and it is ensured that the vegetation can grow healthily. The planting method provided by the invention has a remarkable yield increasing effect, the survival rate of plants can be effectively improved, and the effect of fixing sand for a long time is achieved.

The present application discloses a regulating valve, a humidifier and a fuel cell system, wherein the regulating valve comprises: a core cavity and a first flow channel, a second flow channel and a third flow channel respectively connected to the core cavity are provided in the valve seat, a first valve seat opening connected to the first flow channel, a second valve seat opening connected to the second flow channel and a third valve seat opening connected to the third flow channel are provided in the valve seat, and the first valve seat opening and the second valve seat opening are located on the same side of the valve seat; a valve core is rotatably arranged in the core cavity, and a first valve opening and a second valve opening are provided in the valve core that are connected to each other, and the valve core rotates relative to the valve seat so that the first valve opening is connected to the first flow channel or the second flow channel correspondingly, and the second valve opening is used to connect to the third flow channel. Two flow channels that can be adjusted to be on and off are formed in the valve seat, and the first valve seat opening and the second valve seat opening are connected to the humidifier at different positions, and the cathode reaction gas flows through different lengths of the path, so that the cathode reaction gas has different transmission efficiencies with the humid and hot tail gas, thereby achieving the adjustment of the humidity of the cathode reaction gas.

The invention discloses a sleep ecosystem and a control method thereof. Comprising a bed body, a cloud computing system, a remote control end, environment detection equipment and an environment control module, a micro sensing module of the bed body collects human body sleep parameters and transmits the human body sleep parameters to the cloud computing system, and the remote control end is used for guests to input sleep and environment parameters. A sleep function calculation module of the cloud computing system processes and analyzes various data, a sleep parameter analysis sub-module of the cloud computing system can construct a personalized sleep parameter model, a sleep mode generation sub-module optimizes environmental parameters, and a sleep effect evaluation sub-module evaluates and adjusts in real time. And the music control module and the aromatherapy control module can be used for receiving instructions of the cloud computing system or preference information of guests for operation. And the micro-sensing modules are of various types and are transversely and uniformly distributed on the bed body. The system can provide personalized sleep experience for guests, comprehensively regulate and control the sleep environment, realize intelligent data processing and efficient utilization, and effectively optimize the sleep quality.

This utility model discloses a drying and sealing storage chamber for pharmaceutical excipients, including a chamber body and a storage rack. The top of the chamber body has two slots, each with a drying frame inserted into its inner side. Each drying frame has an opening at its top and a movable plate is detachably connected via bolts. The left and right drying frames are fixedly connected by a lifting frame. Two partitions are fixedly connected to the inner side of the chamber body, each partition having three ventilation slots on its surface. A fan is installed inside each ventilation slot. This utility model, by providing a detachable drying frame at the top of the chamber body, combined with the lifting frame, allows for complete removal and replacement of the desiccant without opening the chamber body. This avoids external environmental interference with the internal drying process. Compared to traditional fixed drying structures, it achieves flexible switching between drying and ventilation, improving operational efficiency.

The present invention belongs to the technical field of automatic production equipment in a koji room, and in particular, relates to a mobile temperature control trolley and arrangement structure for a koji room. It includes: a frame, a fan and a travel drive device. The lower part of the frame is provided with a storage space semi-enclosed on the koji block pile; the fan is installed on the top of the frame, and the inner walls on both sides of the frame are respectively provided with circulating air ducts connected to the air outlet of the fan. The circulating air ducts on both sides converge along the inside of the frame to the air outlet of the fan to accelerate the gas flow exchange between the two sides and the top of the storage space; the travel drive device is installed at the bottom of the frame to drive the frame to move along the target path. The present invention is used to solve the problem of low control accuracy of koji block fermentation.

The utility model discloses a feed raw material fermentation device which comprises a fermentation tank, the fermentation tank is rotationally connected to two supporting plates, the supporting plates are fixedly connected to the ground, any supporting plate is fixedly connected with a first motor, the first motor is in transmission connection with the fermentation tank, and the fermentation tank is provided with a material opening, a liquid outlet, an operation hole and an air inlet hole. The liquid outlet is provided with a first valve, the material port is detachably connected with a first sealing cover, a screen plate is fixedly connected in the fermentation tank, the operation hole is detachably connected with a second sealing cover, and a temperature and humidity sensor is fixedly connected in the fermentation tank; the stirring assembly is arranged on the first sealing cover, a second motor is fixedly connected to the first sealing cover, and the second motor is in transmission connection with the stirring assembly. According to the device, liquid generated in the fermentation process can be separated from fermentation materials, the liquid can be mixed with the fermentation materials, the humidity of the fermentation materials can be conveniently adjusted, and the device is more convenient to use.

The invention discloses refrigeration equipment. The refrigeration equipment comprises a compartment; the controlled atmosphere container is contained in the compartment and provided with a selective air and moisture permeable film for oxygen and moisture to pass through, and the controlled atmosphere container is provided with an air inlet; the air guide plate is arranged in the controlled atmosphere container, and the air guide plate is arranged at the air inlet and can rotate relative to the selective air and moisture permeable film; a refrigeration system; the cold air supply path is communicated with the refrigerating system and the air inlet so as to supply cold air into the controlled atmosphere container; the humidity sensor is used for detecting the humidity in the controlled atmosphere container; and the control system is connected with the humidity sensor and the air guide plate and is used for controlling the angle of the air guide plate relative to the selective air and moisture permeable film according to the humidity RH detected by the humidity sensor. According to the air conditioning container, cold supply and oxygen adjustment can be conducted on the air conditioning container, and the humidity in the air conditioning container can be adjusted.

The utility model discloses a fixing support for epimedium seedling cultivation, and relates to the technical field of Chinese herbal medicine planting. Comprising a base, an empty groove is formed in the wall of the base, and a water outlet groove is formed in the wall of the base. An irrigation device; a soil loosening device; the soil loosening device comprises a handle, sliding rods are symmetrically and fixedly connected to the outer wall of the handle, triangular sliding blocks are fixedly connected to the ends, away from the handle, of the sliding rods, limiting cylinders are fixedly connected to the inner walls of the triangular sliding blocks, and loosening rods are slidably connected to the side walls in the limiting cylinders; according to the soil loosening device, a handle is used for driving a sliding rod to slide along a water pipe limiting groove, a triangular sliding block is driven, a loosening rod is inserted into soil, the loosening rod makes contact with an arc-shaped protruding strip and moves up and down under the gravity of the loosening rod, then the soil loosening range is enlarged, operation is conducted according to the seedling and soil conditions, and the soil loosening process is simplified.

The invention discloses an electric control cabinet with humidity control, and relates to the technical field of electric control cabinets, the electric control cabinet comprises a cabinet body mechanism, the cabinet body mechanism comprises a cabinet body, a cabinet top is fixedly connected to the upper part of the cabinet body, a cabinet door is movably hinged to the front side of the cabinet body, a dehumidifier communicated with the interior of the cabinet body is inserted into the cabinet top, and the front parts of the two side walls of the cabinet body are provided with side plates in a protruding manner; a main body assembly used for uniformizing the internal state of the electric control cabinet is arranged on the front side in the cabinet body, the main body assembly comprises a moving assembly matched with the side plates, a bottom rail mechanism and a top rail mechanism, the moving assembly comprises a middle fan mechanism, the middle fan mechanism comprises a tubular middle cylinder, and a motor is fixedly connected to the center of the lower portion in the middle cylinder; the output end of the motor is fixedly connected with a fan adaptively located in the middle cylinder pipe, the moving assembly further comprises an air cylinder mechanism, and the air cylinder mechanism comprises an air cylinder fixedly connected to the upper end face of the middle cylinder and a humidity adjusting assembly arranged on the lower end face of the middle cylinder. The invention discloses an electric control cabinet with humidity control, and the accuracy of internal humidity detection is improved.

The invention discloses tricholoma matsutake stick soilless culture equipment, and relates to the field of soilless culture, the tricholoma matsutake stick soilless culture equipment comprises a box body upper cover, a box body side plate I, a box body side plate II, a rear cover, a front baffle plate and a visual window, the box body side plate I is fixed on one side of the box body upper cover, and the box body side plate II is fixed on the other side of the box body upper cover; the front side of the box body upper cover is movably connected with the front baffle, the box body is characterized in that a supporting groove with an inclined bottom is fixed in the box body upper cover, the lower end of the bottom of the supporting groove corresponds to the rear cover, a water tank is arranged in a cavity formed by the box body upper cover, the first box body side plate, the second box body side plate and the rear cover, and the water tank is arranged in the cavity. And the box body side plate I and the box body side plate II are connected with a mushroom stick rotation driving module. According to the tricholoma matsutake mushroom stick soilless culture equipment, the humidity, temperature and illumination in the box can be controlled and adjusted, the mushroom sticks can be supported, soilless culture is achieved, the mushroom sticks can rotate, and mushrooms can grow better.

This utility model discloses a novel prefabricated greenhouse with a vertical rear slope, comprising a main greenhouse frame, a vertical rear slope, a waterproof layer, and an insulation layer. The vertical rear slope is connected to one side of the main greenhouse frame. The main greenhouse frame includes main columns, main beams, and arches. The vertical rear slope includes rear slope columns, rear slope beams, top bracing, and a roof panel. In this utility model, the rear slope columns are vertical to the top, with top bracing and rear slope beams added at the top to form a triangle. The interior is connected to adjacent main columns by scissor bracing to enhance overall stability. The cotton quilt on the greenhouse roof is rolled up to the bottom of the triangle, effectively preventing the quilt from turning over and avoiding significant personal safety and property damage. The sloping surface of the triangle structure has a top vent, which helps air circulation inside the greenhouse, regulates temperature and humidity, and creates a better growing environment for crops. The increased slope effectively increases the light-receiving surface of the greenhouse while solving problems such as water accumulation and leakage at the top, ensuring the interior of the greenhouse remains dry.

The utility model relates to the technical field of grape planting, in particular to a grape planting greenhouse which comprises a foundation surface and a soil wall body, the periphery of the upper end of the foundation surface is jointly and fixedly connected with a main body device, the middle of the upper end of the foundation surface is fixedly connected with a plurality of stone columns, and the surface of the main body device is covered with a covering film. An auxiliary device is arranged between the front end and the rear end of the main body device; the main body device comprises a plate frame body and a steel frame. According to the grape planting greenhouse, the supporting structure composed of the foundation surface, the stone columns, the steel frame and the steel wires is matched with the soil wall body and the anti-bird net, linkage control over temperature, humidity and illumination monitoring and irrigation and heating is achieved in combination with the auxiliary device with the sensor equipment, and meanwhile the ventilation openings are formed; the problems that a traditional greenhouse is unstable in structure, poor in environment regulation and control, insufficient in bird prevention and poor in ventilation are solved, the stability and the automatic regulation and control capacity of the greenhouse body are improved, bird infringement and pest and disease damage are reduced, and a suitable environment is provided for grape growth.

The invention discloses a nano-silver ion antibacterial and deodorant textile fabric and a preparation process thereof, and relates to the technical field of fabrics, the nano-silver ion antibacterial and deodorant textile fabric sequentially comprises a first fiber layer, a corrugated film layer, a second fiber layer, cotton swabs, a humidity adjusting block and an antibacterial block from bottom to top, the multiple cotton swabs are arranged in grooves in the bottom of the corrugated film layer, the multiple humidity adjusting blocks are arranged on protruding parts on the top of the corrugated film layer, the antibacterial blocks are arranged in grooves in the top of the corrugated film layer, and the antibacterial blocks are composed of activated carbon and nano-silver ions. Silver ions are adsorbed through activated carbon, polyethylene is melted and adheres to the activated carbon, the silver ions can be adsorbed, and when the fabric is washed, the activated carbon can effectively adsorb the silver ions, so that the loss speed of the silver ions in the fabric during washing is reduced, the activated carbon is not prone to falling off, and the service life of the fabric is prolonged. Therefore, the fabric can still keep good antibacterial and deodorant capabilities after being washed with water for more times.

The invention relates to the technical field of tea leaf intelligent humidity balancing, and discloses a tea leaf drying process intelligent humidity balancing device which comprises a protective frame and an air heater fixed to the protective frame, the output end of the air heater is connected with an air blowing pipe, a flange pipe is fixed to one side of the protective frame in a penetrating mode, and one end of the flange pipe is connected with a water inlet pipe; a C-shaped ring pipe is arranged on the inner side of the protective frame, a plurality of atomizing nozzles are uniformly distributed and connected to the inner side of the C-shaped ring pipe, a supporting ring is placed on the inner side of the protective frame, a supporting net is fixed to the inner side of the supporting ring, and the feeding part is arranged above the supporting ring and the supporting net; the humidity control part is arranged on the outer side of the feeding part; a homogenizing part; the supporting net with tea leaves is placed on the three-fork plate, the detecting piece continuously detects the humidity of the tea leaves, the wet spraying piece is controlled to supply water to the atomizing nozzle according to the humidity of the tea leaves, the atomizing nozzle sprays water to the supporting net, the rotating piece is used for driving the atomizing nozzle to rotate along with the wet spraying piece, and the humidity of the tea leaves can be conveniently and evenly adjusted.

The utility model relates to the technical field of remote monitoring of refrigerated containers, in particular to remote monitoring equipment for refrigerated containers, which comprises a control mainboard, a fresh air mechanism and a refrigerating unit, the control mainboard is in serial communication connection with a communication mainboard, and the communication mainboard is connected to a server through 4G communication. The control main board is electrically connected with the fresh air mechanism through a cable, the control main board is in serial communication connection with a refrigerator main board of the refrigerating unit, and the control main board is connected with a temperature sensor and a humidity sensor through data transmission lines. The system has the advantages that the control main board transmits container data to a remote server through the communication main board in a 4G communication mode, the environment in the container is monitored in real time, an instruction can be transmitted to the control main board through the communication main board, and therefore the operation state of the refrigerating unit is adjusted, and the temperature, humidity and temperature in the container are controlled by controlling starting and stopping of the fresh air mechanism. And the content of oxygen and carbon dioxide is adjusted, so that the purpose of remote control is achieved.

The present invention provides an air volume control mechanism, an air conditioner and a humidity control method, which relate to the technical field of air conditioning. The air volume control mechanism includes at least one wind shielding structure, which is respectively arranged at the air outlet of a fresh air device and the air inlet of an exhaust device, and the wind shielding structure can change the ventilation volume of the air outlet of the fresh air device and the ventilation volume of the air inlet of the exhaust device. The present invention is used to adjust the indoor air humidity, and the ventilation volume of the fresh air device and the exhaust device is achieved through the wind shielding structure, and finally the indoor air humidity is adjusted to improve the user comfort.

The application relates to the field of agricultural planting, and discloses a novel corn breeding and cultivation frame device, which comprises a concave main frame serving as a main supporting structure of the device, two groups of T-shaped frames symmetrically arranged at the top surface of the concave main frame, two groups of side rails fixedly connected to the top of the two groups of T-shaped frames, the length direction of the side rails being consistent with the length direction of the T-shaped frames, a horizontal supporting track being formed, a plurality of cultivation groove boxes uniformly arranged between the two groups of side rails along the length direction of the side rails, and a sliding groove arranged on the side wall opposite to the cultivation groove box along the length direction of the side rail. The cultivation groove box can slide along the side rail through the elastic positioning structure, the plant spacing can be adjusted according to the gear, the space requirement of corn in different growth stages can be met, and the upward and downward and left and right deviation of the positioning sleeve can be limited during the sliding process, so that the sliding is stable, and the cultivation groove box is prevented from being inclined to cause the matrix to be scattered or the seedlings to be laid down.

The invention discloses a freeze-thaw slope moisture migration testing device and a testing method. The water migration testing device comprises a freezing and thawing box used for containing a side slope model, a cover plate detachably covering an opening in the top of the freezing and thawing box, a sensing device arranged in the freezing and thawing box and used for sensing the temperature and humidity of the side slope model, and a circulating device used for providing simulated rainwater into the freezing and thawing box and recycling the simulated rainwater in the freezing and thawing box. The rainfall simulation device is arranged below the cover plate and is used for spraying simulated rainwater to the slope model; the heating device is used for heating the simulated rainwater and air in the freezing and thawing box; the cooling device is used for cooling the simulated rainwater and the air in the freezing and thawing box; according to the invention, the moisture migration process of the slope model under the freeze-thaw cycle can be simulated more truly.

The invention belongs to the technical field of plant cultivation, and particularly discloses a tidal irrigation based hydroponic device which comprises a base, a first supporting rod is arranged on the upper wall of the base, a hydroponic dish is arranged at the upper end of the first supporting rod, a seedling raising assembly is arranged in the hydroponic dish, and an automatic humidity adjusting assembly is arranged on the upper wall of the hydroponic dish. A second supporting rod is arranged on the upper wall of the base, an irrigation cylinder is arranged at the upper end of the second supporting rod, a buoyancy adjusting lifting assembly is arranged in the irrigation cylinder, a swing adjusting assembly is arranged on the automatic humidity adjusting assembly and the buoyancy adjusting lifting assembly, and an automatic liquid supply assembly is arranged on the upper wall of the base. Tidal change of a nutrient solution in the hydroponic dish is achieved through inflation and deflation of the air bag, meanwhile, spraying is conducted on the upper side of the hydroponic dish, the plant growth humidity is adjusted, and in the process, supplementing of the nutrient solution is automatically achieved.

The utility model relates to an edible mushroom glass material box belongs to edible mushroom planting equipment technical field, including frame, install wall surface on the frame, form the box between frame and wall surface, and the front side and rear side of box all slide installation have multiple push -and -pull glass door, the inside fixed mounting of box has the planting frame, and the planting tray for the edible mushroom planting is slidingly connected in array on the planting frame, the outside one side fixed mounting of frame has the adjusting cabinet, the outlet end fixed mounting of adjusting cabinet has the communicating pipe, the other end of communicating pipe and the upper end one side of box are linked together, through adopting frame and multiple push -and -pull glass door, the growth condition of edible mushroom inside the box is observed directly, and the light intensity is adjusted, the temperature and humidity and carbon dioxide content in the box are adjusted, the planting demand of different edible mushrooms is adapted, and through the planting tray of push -and -pull type, the edible mushroom of planting is picked, convenient operation, convenient to edible mushroom planting use.

The utility model relates to the technical field of dehumidifiers, in particular to a dehumidifier with a humidity adjusting function, which comprises a dehumidifier body, a mesh enclosure is rotatably mounted at an air inlet of the dehumidifier body, an air outlet is formed in the lower side of one side wall of the dehumidifier body, and a dustproof mesh plate is fixed in the air outlet; a negative pressure suction nozzle is arranged on the lower side of the outer wall of the net cover and fixedly connected with the outer wall of the dehumidifier body, a filter box is fixed to the lower side of the outer wall of the dehumidifier body, a filter screen plate is fixedly installed in an inner cavity of the filter box, the bottom of the filter box fixedly communicates with a negative pressure fan, and the top of the filter box fixedly communicates with the negative pressure suction nozzle through a fixing pipe. The negative pressure fan works to enable the filter box to form negative pressure, so that the negative pressure suction nozzle can suck and remove dust and impurities on the surface of the mesh enclosure, cleaning is achieved, original manual operation is replaced, convenience of cleaning operation is improved, and meanwhile negative pressure dust removal is achieved, and dust raising is avoided.

The utility model discloses an ornamental cigarette moisturizing cabinet which comprises a cabinet body, a glass box body is fixed at the front end of the cabinet body, and the glass box body is divided into an upper water area and a lower water area; two symmetrically-arranged glass baffles are vertically fixed to the two sides of the upper surface of the cabinet body, a glass cover plate is fixed between the top ends of the two glass baffles, a first rotating shaft is rotationally arranged between the tops of the two glass baffles, and the first rotating shaft is fixed to one end of a glass movable plate. An angle adjusting device capable of changing the glass movable plate is arranged between the first rotating shaft and the glass cover plate, a second rotating shaft is rotationally arranged between the bottoms of the two glass baffles, the second rotating shaft is fixed to one end of a supporting plate, a connecting plate is fixed to the other end of the supporting plate, and a locking mechanism is arranged between the connecting plate and the glass cover plate; compared with a traditional cigarette moisturizing cabinet, the cigarette moisturizing cabinet has the advantages that due to the reasonable design, the ornamental value experience is brought to consumers, and meanwhile the humidity in the space where cigarettes are placed can be adjusted.

The paper string machine comprises a base, one end of the top of the base is fixedly connected with a stand column, a sleeve is fixedly connected in the stand column, a bearing is arranged in the sleeve, a rotating rod is rotatably connected in the sleeve, one end of the rotating rod is rotatably connected with a rotating disc, and a plurality of second transmission gears are evenly and rotatably connected to one side of the rotating disc; a first transmission gear is fixedly connected to the outer side of the rotating rod, first supporting plates are symmetrically and fixedly connected to the top of the second transmission gear, a first paper roller is arranged between the first supporting plates, and teeth are fixedly connected to the outer side of the rotating disc. According to the utility model, the first motor drives the main gear to rotate, the toothed belt drives the turntable to rotate together, the first transmission gear drives the second transmission gear meshed with the first transmission gear, and the reverse rotation of the second transmission gear is utilized to provide force in the reverse rotation direction to twist paper strings together, so that the paper strings are firmer; the stability of the turntable is enhanced by means of the support frame, thereby accelerating the motor speed and improving the production efficiency.

This utility model relates to the field of pharmaceutical processing technology, and more particularly to a dehumidifier for pharmaceutical processing. It includes a cabinet with detachable upper and lower compartments, a trapezoidal shell-shaped top cover, and a base cabinet with a filter screen on one side. An exhaust fan unit is located on the other side of the base cabinet. Multiple casters are fixedly connected to the bottom of the base cabinet. A dehumidification frame is embedded inside the base cabinet. A power supply compartment containing a battery is located on top of the dehumidification frame. A programmable logic controller (PLC) is embedded in the dehumidification frame, and the PLC electrically controls a condenser tube with fins. An n-shaped side plate is detachably mounted on one side of the dehumidification frame, and a connecting rod is fixedly connected to one side of the n-shaped side plate. A cylindrical activated carbon granule filter is mounted on the connecting rod. The technical problem this utility model aims to solve is that existing dehumidifiers for pharmaceutical processing are mostly fixed cabinet structures, which are inconvenient to maintain and have uneven dehumidification distribution, making it difficult to meet the high standards required for pharmaceutical production.

The utility model relates to the technical field of thermal heating, in particular to a high-comfort floor heating system which comprises a heat supply loop and a humidity compensation unit. The humidity compensation unit is arranged in a heat supply loop and arranged in a wall, an evaporation tank is arranged in the humidity compensation unit, a U-shaped sleeve is arranged in the evaporation tank, openings in the two ends of the U-shaped sleeve are formed in the bottom of the evaporation tank, a heat supply water pipe penetrates through the U-shaped sleeve to be arranged, and a tank cover is arranged on the evaporation tank. A water adding tank and evaporation holes are arranged on the evaporation tank, the water adding tank is connected with the floating ball valve, and a water level observation window is arranged on the evaporation tank. The indoor air humidity adjusting device is easy to install and arrange, low in arrangement cost and capable of adjusting the indoor air humidity in the heating period, and therefore the use comfort in the heating period is improved.

The utility model discloses an intelligent spray water steam-curing shed, which relates to the technical field of concrete beam curing and comprises a conveying device, a temperature adjusting device for adjusting the temperature in the steam-curing shed, a movable spray device arranged in the steam-curing shed and a plurality of temperature and humidity sensors arranged on the inner wall of the steam-curing shed at intervals. The transportation device comprises a rail laid at the bottom in the steam-curing shed and a bearing table arranged on the rail, and the bearing table is used for placing a concrete beam; the movable spraying device can perform movable spraying operation on concrete beams with different sizes; the temperature adjusting device and the movable spraying device are both electrically connected with the temperature and humidity sensor. A temperature and humidity sensor and a temperature adjusting device are matched for use, so that the temperature in the steam-curing shed is convenient to adjust; and the movable spraying device is convenient for spraying concrete beams with different sizes, and is matched with a temperature and humidity sensor for use to adjust the humidity in the steam-curing shed, so that the use is convenient.

The invention relates to the technical field of fermentation beds, and discloses a biological treatment agent for a fermentation bed and a preparation method of the biological fermentation bed, and the biological treatment agent is composed of a microbial strain, an enzyme preparation, an adsorbent and an auxiliary agent; comprising the following steps: step 1, preparing a fermentation bed carrier; step 2, preparing a biological treatment agent for the fermentation bed; step 3, laying the fermentation bed carrier to form a cushion layer; and step 4, uniformly spreading microbial strains. According to the preparation method, functional strains including the acidophilic lactic acid bacteria and the aspergillus niger which are high in moisture resistance and wide in adaptability are added, the strains are high in activity in the humid environment and can better deal with humidity changes in the southern humid environment, and in order to enhance the adaptability to the humid environment, a carrier material with high moisture absorption capacity is selected; natural mineral materials bentonite and diatomite are added, so that the humidity can be adjusted, harmful substances in the environment can be adsorbed, and the stability of the fermentation bed is improved.

The utility model relates to the field of rooting promoting devices, and discloses a garden nursery stock cutting rooting promoting device which comprises a main body, a glass cover is fixedly arranged on the upper end face of the main body, a placing frame is fixedly arranged on the inner bottom face of the main body, a placing plate is fixedly arranged on the upper end face of the placing frame, and a plurality of placing mechanisms are arranged on the upper end face of the placing plate in a clamped mode. The glass cover comprises a supporting frame, a glass cover is fixedly arranged on the upper end face of the supporting frame, and a plurality of air inlets are formed in the front end and the rear end of the supporting frame. According to the seedling planting device, when the seedling planting device is used, the placing frame is arranged in the main body, the placing frame can support the placing plate, rooting water can be placed in the main body, the placing mechanism can be placed when the placing plate is used, the placing mechanism can be used for planting seedlings, and the placing mechanism comprises a base. A placing cylinder is fixed at the upper end of the base, and planting soil can be placed in the placing cylinder.

The utility model relates to the technical field of test equipment, and discloses a two-row vegetable transplanter test bed, which comprises a test bed main body, a mud guard is arranged at the top of the test bed main body, simulated soil is arranged in the mud guard, the mud guard is of a concave structure, an extrusion plate is arranged on the inner wall of the mud guard in a sliding manner, and the extrusion plate is arranged on the bottom of the test bed main body. One side of the extrusion plate is in contact with the simulated soil, an air cylinder is installed at the top of the test bed body, and a piston rod of the air cylinder is connected to the outer wall of one side of the extrusion plate. According to the device, the humidity of simulated soil can be conveniently adjusted according to actual needs, then the air cylinder drives the extrusion plate to move, the extrusion plate extrudes the simulated soil, the compactness of the simulated soil can be conveniently adjusted according to the actual needs, and the compactness of the simulated soil can be conveniently adjusted by adjusting the humidity and the compactness of the simulated soil. And the field operation environment of the two-row vegetable transplanter can be simulated more truly, so that the test result is more real and accurate.

The invention relates to the technical field of air purification and discloses a liftable environment-friendly window type fresh air ventilator which comprises a shell mechanism, the shell mechanism comprises a first cover shell, a heater used for adjusting temperature is fixedly installed at an inner side port of the first cover shell, and a blocking net used for blocking dust is fixedly installed on the inner side of the heater. The inner side of the blocking net is fixedly connected with an air outlet plate in a covering mode, an outer plate with the hollow surface is fixedly connected to an outer side port of the first cover shell, the shell mechanism is connected with a core assembly in a covering mode, the core assembly is located between the heater and the outer plate, the core assembly comprises a fan mechanism, and the fan mechanism comprises a first support fixedly connected with the first cover shell. The lower side of the first support is sequentially and fixedly connected with fan assemblies used for guiding, each fan assembly comprises a fan shell fixedly connected with the first support, and the outer side of each fan shell is fixedly connected with a dust net used for filtering dust in a covering mode. According to the liftable environment-friendly window type fresh air ventilator, fresh air can be effectively guided in, so that the working efficiency is improved.