33results about How to "Ensure air humidity" patented technology

The invention relates to a dripping arrow irrigation automatic control system, a manufacturing method of the dripping arrow irrigation automatic control system and a dripping arrow irrigation method. The dripping arrow irrigation automatic control system consists of a reservoir, a water pump, a water level sensor, a conveying main pipeline, a fertilization pipeline, a conveying branch pipeline, a temperature sensor, a main controller, a start controller, a water taking pressure gauge, an electromagnetic valve, a suction and exhaust valve, a fertilization control valve, a filter and a water conveying pressure gauge; the reservoir is arranged at the initial end of the conveying main pipeline; the water level sensor is arranged in the reservoir; the water level sensor is connected with the main controller; the water pump is arranged on the reservoir and is used for drawing a water source in the reservoir; the water taking pressure gauge, the electromagnetic valve, the suction and exhaust valve, the fertilization control valve, the filter and the water conveying pressure gauge are sequentially arranged on the initial section of the conveying main pipeline; the fertilization control valve is mounted on the initial section of the conveying main pipeline; a fertilizer is uniformly conveyed into the conveying main pipeline by the fertilization conveying pipeline. The dripping arrow irrigation automatic control system is scientifically designed, has a reasonable structure and uniform flow, is reasonable in system arrangement, is stable in pressure in the pipelines, has wide applicability and has a wide application range; a dripping arrow takes effects of a water dropper and an insertion arrow, has a small size and high intensity, has powerful use functionality and is convenient to mount and use.

The invention provides a soil-free cultivation method of a radish sprout. The soil-free cultivation method comprises the following steps of: sieving seeds to remove dust and impurities; rinsing the seeds in water through a specific gravity method to further remove the impurities and the bad seeds; soaking the screened seeds into warm water for 8-10 hours and washing the seeds by cleaning flowing water every 4 hours until the water is clarified; placing the soaked seeds in a container and covering by a piece of wet cloth; carrying out accelerating germination for 24-48 hours at 23-26 DEG C; and uniformly dispersing the germinated seeds fished from the water on the container by utilizing a specific gravity method, wherein a suitable sow seeding density is that the seeds are not overlapped and 600 g of the seeds are sowed each square meter; and carrying out in dark or under weak lights and culturing a culture disc sowed with the seeds on a seedling culturing frame for 96 hours.

The invention provides a refrigerator. The refrigerator comprises a refrigerator body and a cooler. At least one storage room and an air channel are arranged in the refrigerator body. The cooler is arranged in the air channel, so that the cooler and air flowing through the cooler carry out heat exchange. Specially, the air channel is configured to allow part or all of air from the interior of one or more storage rooms in the storage rooms to flow around the cooler and be mixed with air flowing through the cooler at the downstream position of the cooler. Due to the special structure of the air channel, the refrigerator enables part of air for circulation not to be cooled by the cooler, the air is mixed with the air flowing through the cooler at the downstream position of the cooler so that refrigeration temperature can be achieved, and moisture in air which is not cooled by the cooler can continue to return to the corresponding storage rooms. Therefore, moisture in a refrigeration room can be prevented from being lost or being lost too fast in the refrigeration process, air humidity of the refrigeration room is guaranteed, and food freshness retaining is facilitated.

The invention relates to a method for cultivating dendrobium officinale under a forest. The method includes: selecting an under-forest cultivation site suitable for dendrobium officinale, selecting amatrix, selecting and field-planting dendrobium officinale, cultivating dendrobium officinale under the forest, preparing dendrobium officinale nutritional liquid, and fertilizing. A lifting basket field-planted with dendrobium officinale is put into a thin-film valve bag for culture, and the culture process of dendrobium officinale is completed in a totally-closed condition, so that contact between plants and outdoor air as well as heavy metal in soil is cut off. Disease, pest and heavy metal pollution are avoided, so that quality of dendrobium officinale can be improved greatly. In the culture process, except for irrigating the nutritional liquid every month and applying controlled-release fertilizer every half year, no any operation is needed, so that artificial cultivation cost is lowered. The method is simple in operation, high in practicability, low in investment and suitable for popularization in high-altitude mountainous areas in the Southern, peasants can become rich without cutting down trees, and a win-win situation that ecological environment is protected while mass peasants get benefits is realized.

The invention discloses a humidity control method for a dehumidifying and anti-seepage device, and belongs to the technical field of dehumidifying and anti-seepage equipment control. In view of the fact that the control precision of the existing dehumidifying and anti-seepage equipment is not high and the flexibility of control is insufficient, the method obtains comprehensive and accurate data through using the grid optimization arrangement method and reasonably arranging collection points, takes the desired humidity, i.e., Hum wall 0, Hum air 0, as a target center, and performs optimized andintegrated calculation of collected data. Through the fuzzy control, the output voltage of main control equipment under the stable working state is obtained, and multiple output voltage switching selections of the desired humidity can be realized, which can improve the control accuracy and the control flexibility. Considering the impedance effect of the actual wall, the closed-loop voltage regulation is performed, so that the stable state that the wall voltage and the output voltage of the main control equipment under the stable working state are the same is achieved in a short time.

The invention discloses an under-forest near-wild medicine and vegetable composite planting method. The method comprises the following specific steps of (1) forest land selection; (2) planting dendrobium nobile; (3) planting aralia spinosa and panax japonicus; (4) planting cryptotaenia japonica and vicia unijuga; (5) topping and high yield; (6) weeding and topdressing; (7) water management; (8) pest control; and (9) harvesting and yield investigation. The method has the advantages that forest land utilization maximization is achieved through multi-layer composite operation, efficient cultivation is achieved, the production yield is increased, and land competition with agriculture is avoided.

The invention relates to an industrialized cultivation method of anoectochilus roxburghii, comprising the selection of an anoectochilus roxburghii cultivation rack, the control of environmental conditions, the selection of a substrate, the selection and colonization of the anoectochilus roxburghii, the preparation of an anoectochilus roxburghii nutrient solution and fertilization for the anoectochilus roxburghii. By controlling an indoor ecological environment, the method achieves the purpose of year-round continuous production of the anoectochilus roxburghii. By adopting indoor layer shelf type planting, the multilayer cultivation of the anoectochilus roxburghii is realized in a 'factory', and the contact of the anoectochilus roxburghii with heavy metals in outdoor air and soil is cut off. The anoectochilus roxburghii grows in a closed environment in the whole course, is not influenced by the natural environment, and is free of heavy metal pollution and pests and diseases. The industrialized cultivation method of the anoectochilus roxburghii is a facility cultivation method with the highest degree of safety.

The invention discloses an automatic moisturizing device for a greenhouse. The automatic moisturizing device for the greenhouse comprises a water storage tank, wherein the water storage tank is provided with a water supplying pipe and a water vapor generating device; a water feeding pipe of the water vapor generating device is connected with the water storage tank; a water vapor discharging pipe of the water vapor generating device is connected with at least one water vapor sprayer; a float switch is arranged on a portion, which is positioned on a water outlet of the water storage tank, of the water supplying pipe; and the water vapor sprayers are positioned in the top of the greenhouse. According to the scheme, on one hand, water vapor can be generated at any time, air humidity in the greenhouse is kept, and on the other hand, the labor cost can be saved.

The invention belongs to the field of plant cultivation, and particularly relates to a multilayer seedling growing frame which comprises a frame, seedling growing boxes and illuminating devices. The frame comprises a bottom plate, side plates, rollers and four layers of plates, the bottom plate and the side plates are positioned on the lower side and two sides of the frame, the rollers are positioned on the lower side of the frame, and the plates are positioned between the two side plates and are arranged at intervals; the illuminating devices are arranged under the plates and comprise lamp discs; the seedling growing boxes are arranged on the bottom plate and the lower three layers of plates, water storage regions are arranged at the bottoms of the seedling growing boxes, filter screens are arranged on the tops of the water storage regions, seedling growing trays are arranged on the filter screens, and seedling growing cups are arranged in the seedling growing trays and are filled with cultivation media; air holes are formed in the bottoms of the seedling growing cups; LED lamp panels are arranged on the lamp discs, light transmission protective covers cover the LED lamp panels, and LED lamp beads are arranged on the LED lamp panels. The multilayer seedling growing frame has the advantages of reasonable structure and good cultivation effects.

The invention discloses a flower and plant cultivation device for gardening. The flower and plant cultivation device comprises a device frame, a group of supporting legs are arranged on the lower portion of the device frame, a group of uprights are arranged on the upper portion of the device frame, a supporting rod is arranged in the middles of the uprights, a water receiving tank and a cultivation box are arranged on the upper portions of a device base and the supporting rod respectively, a porous plate is arranged at the bottom of the cultivation box slidably, a top frame is arranged at the tops of the uprights, a carbon dioxide generator and glass are arranged on the top frame, a shaft sleeve is arranged at one end of the device frame and rotatably matched with a rotating shaft through a winding ring, and the rotating shaft is connected with a transparent film winding shaft which is wound with a transparent film. The flower and plant cultivation device has the advantages that the device has temperature holding effect, can generate carbon dioxide to promote photosynthesis of flowers and plants to accelerate growing and can maintain soil humidity to provide a good environment for the flowers and the plants togrow; by specially designing the cultivation box, more convenience is brought to transplanting of the flowers and the plants.

The invention relates to the field of plant cultivation, in particular to a movable seedling culture frame which comprises a frame body, seedling culture boxes, nozzles and a lighting device. The frame body comprises a bottom plate, two side plates, rollers and four plates, the bottom plate and the side plates are positioned below and on two sides of the frame body respectively, the plates are positioned between the two side plates at intervals, the lighting device is arranged below the plates, one seedling culture box is put on each of the bottom plate and the three plates below, a water storage area is formed at the bottom of each seedling culture box, a filter net is arranged at the top of each water storage area, a seedling culture disc is placed on each filter net, seedling culture cups are arranged in each seedling culture disc, and a cultivation matrix is filled in each seedling culture cup and used for seedling planting; ventilation holes are formed in the bottom of each seedling culture cup, a soil humidity sensor is arranged on each seedling culture disc, the nozzles are arranged on a side plate wall of the upper portion of each seedling culture box, and the rollers are positioned below the frame body. The movable seedling culture frame has the advantages of reasonable structure and good cultivation effect.

The embodiment of the invention discloses a pollution prevention and control method in a shiitake mushroom cultivation process, and particularly relates to the field of shiitake mushroom cultivation. The pollution prevention and control method comprises the following specific prevention and control steps: S1, preparing a shiitake mushroom culture medium material; S2, shaping a shiitake mushroom culture medium; S3, inoculating the shiitake mushrooms; S4, culturing the shiitake mushrooms; and S5, preparing the culture medium for subsequently planted shiitake mushrooms. According to the pollution prevention and control method in the shiitake mushroom cultivation process, the culture medium is prepared from wood chips, sophora japonica pods, bean coats, corncobs, sweet potato residues, barley grass, bean cake residues and humic acid, the culture medium is borne by a bearing cylinder made of loofah sponge, the bearing cylinder is placed in a dark environment in a bamboo tube to culture hyphae after inoculation, and finally, a bamboo tube is removed, so that the hyphae are transferred into a greenhouse to be cultivated; after subsequent picking, the whole culture medium with shiitake mushroom roots, the culture medium material and the loofah sponge continues to be composted, no waste is generated in the whole culture medium manufacturing process and the shiitake mushroom cultivation process, all the adopted materials are pure natural materials, and no pollution is generated to the environment.

A fresh food logistics community self-picking combined cabinet is disclosed in the invention, and comprises a cabinet body, a plurality of refrigerating boxes are arranged on the cabinet body, each refrigerating box comprises a shell, and a semiconductor assembly mechanism, a heat exchange mechanism, an evaporator mechanism, an air guide mechanism and a circuit mechanism are arranged in each shell; each semiconductor assembly mechanism comprises a TEC element, and the cold end and the hot end of each TEC element are provided with a cold cavity part and a hot cavity part respectively; the heat exchange mechanisms are arranged on one sides of the hot cavity parts; each heat exchange mechanism comprises an inner heat exchange part and an outer heat exchange part, the inner heat exchange part comprises an inner cavity, and a first S-shaped pipeline, a heat cavity part and an evaporator mechanism are arranged in the inner cavity; and the evaporator mechanisms are connected to the cold cavity parts. The temperature in each refrigerating box can be controlled, the freshness and quality of food placed in the refrigerating box are not affected, the best eating feeling is brought to a user, the loss of electric energy is effectively reduced, heat generated in the refrigerating box is effectively dissipated, the local refrigerating effect is obvious, and the combined cabinet has the advantages of being energy-saving, environment-friendly, convenient, fast, safe and reliable.

The invention provides a high-temperature heat treatment method for wood. The high-temperature heat treatment method for the wood is mainly characterized by comprising the following steps of tidily placing the wood on a special external frame rail in a mode of tidily placing one wood plate and one filler strip layer by layer, and feeding the wood into closed special equipment by using an electric material vehicle. A heat exchanger is placed in the special equipment, air in the equipment generates convective circulation through a transmission fan, the air exchanges heat with the heat exchanger, the wood is uniformly heated, the temperature of the air in the equipment is increased to 4 to 10 DEG C per hour and gradually increased to 140 to 240 DEG C according to different types and thicknesses of the wood, the wood is slowly heated, and the highest temperature can reach 240 DEG C. The high-temperature heat treatment method for the wood has the advantages that the wood is uniformly heated from inside to outside; in the whole process, the air humidity in the special equipment is ensured to be always in a 100-percent state, the physical characteristics of the wood can be guaranteed, and deformation is avoided; oxygen is isolated, so that the oxygen content in air in the special equipment does not exceed 2 percent; and the ideal wood shrinkage and expansion coefficient meeting the technical standard is achieved.

The invention discloses a detectablehumidity type humidifier for greenhouse flower and plant planting. The detectablehumidity type humidifier comprises a base, a box body, a control panel and a humidity detector, wherein the box body is arranged above the base, the control panel is arranged on the surface of the box body, the humidity detector is arranged on the surface of the control panel, a support is arranged beside the humidity detector, a motor is arranged beside the support, a speed reducer is arranged beside the motor, a coupler is arranged beside the speed reducer, a spindle is arranged beside the coupler, an air outlet pipe is arranged above the box body, a door cover is arranged beside the air outlet pipe, a handle is arranged beside the door cover, an end cap is arranged on the end face of the box body, and blades are arranged inside the box body. The detectablehumidity type humidifier has the advantages that the humidifier can be automatically detected and controlled to perform humidification work, air humidity in a greenhouse is ensured, the labor amount of operating workers is also reduced, and economic benefits are improved.