67 results about "Moisture supply" patented technology

The application relates to the field of garden greening management automation, and discloses a garden greening intelligent irrigation method, system, controller and spray head, the method comprising: collecting environmental information; constructing a soil moisture dynamic equation and a plant growth model according to plant information and environmental information; calculating a spray head opening time based on the dynamic equation and the growth model; controlling the spray head to open and close according to the opening time; and dynamically adjusting the spray head opening time based on the environmental information after the spray head is opened. The application constructs a soil moisture dynamic equation based on soil humidity and weather changes, and calculates a spray head opening time based on the dynamic equation and the growth model, so that efficient and intelligent irrigation control is realized. Compared with an existing timing automatic irrigation system, the application effectively avoids water resource waste caused by fixed cycle watering, while ensuring the accuracy and timeliness of water supply, meets the needs of modern water saving and accurate maintenance, and has remarkable environmental and economic benefits.

The invention relates to the technical field of intelligent water conservancy, in particular to an irrigation area water demand prediction and scheduling system based on intelligent water conservancy, which comprises a disturbance identification module, a humidity sensing module, a deviation judgment module, an irrigation sequencing module and an instruction generation module. According to the method, the change degree of future weather forecast and weather data on that day is quantified to pre-judge the disturbance of the future environment, the soil moisture sensitive areas which are violently responded to the disturbance are dynamically screened out from the global irrigation area on the basis of the pre-judge, and the soil moisture sensitive areas which are violently responded to the disturbance are selected for the screened areas. Further combining with the ideal moisture demand of the crops at the current growth stage, analyzing the dynamic deviation trend between the actual soil humidity and the ideal value in the continuous time, thereby accurately identifying the land parcels really in the moisture supply deviation state, abandoning a fixed irrigation plan, and improving the irrigation efficiency. And acquiring physiological indexes such as evapotranspiration rate and leaf area index of the crops in the deviated area in real time, thereby judging the real urgent degree of the crops in each area to moisture and carrying out irrigation sequencing.

The invention discloses a moss-based vegetation restoration system, and relates to the technical field of moss ecological restoration, the system realizes active capture, collection and directional drainage of trace water resources in the environment by introducing condensation potential analysis, flow guide membrane layout optimization and water guide adjustment, and the utilization efficiency of condensate water is significantly improved. Compared with a traditional mode which only depends on natural rainfall or passively covers a thin film, the arrangement path of the flow guide film can be scientifically planned according to environment monitoring data and topographic features, efficient convergence of condensate water is guaranteed, and the flow guide film can be effectively collected through real-time iterative adjustment of flow guide film microstructure parameters. Water supply requirements under different seasons, day and night and climate changes are dynamically met, and therefore the problem of water shortage in the early moss planting stage is effectively solved. The flow guide membrane surface micro-slope structure parameters are subjected to adjustable design, iterative adjustment is performed according to the real-time condensate water forming amount, relatively stable water supply is maintained, and condensate water loss is reduced.

The invention relates to the technical field of seedling raising devices, in particular to a seedling raising device for agricultural planting and a seedling raising method.The seedling raising device comprises a mounting frame, the top of the mounting frame is in threaded connection with a seedling raising outer shell, a seedling raising inner shell is fixed in the seedling raising outer shell, a water absorption cotton cover is fixed in the seedling raising inner shell, and a water absorption cotton core is fixed to the bottom end of the water absorption cotton cover; a water pipe is mounted at the bottom end of the mounting frame, a one-way water valve is fixedly inserted into the top end of the water pipe, and the one-way water valve penetrates through a bottom plate of the seedling culture outer shell; the seedling raising device has the advantages that the water absorption cotton cover and the water absorption cotton core are arranged in the seedling raising inner shell, and water absorption of a water absorption material is utilized, so that water supply of soil can be accurately controlled. When water flows through the water conveying pipeline, clear water is injected into the area between the seedling raising outer shell and the seedling raising inner shell through the water pipe and the one-way water valve, the water absorption cotton cover and the water absorption cotton core absorb the clear water and then soak soil in the seedling raising inner shell, and accurate irrigation of seedling roots is achieved.

The present application relates to a kind of shrub ecological planting module suitable for side slope, including straw planting shell, sponge water storage space, sponge filler, water-permeable hole, bottom water-retaining layer, water-permeable substrate layer, grass planting space, water inlet groove and other structures, when it rains, rain flows from high to low along the slope surface, lawn grass in grass planting space can intercept water flow, quickly infiltrate through water-permeable substrate layer and enter sponge water storage space through water inlet groove and be absorbed by sponge filler, while bottom water-retaining layer in organic planting space also absorbs water; Both jointly act, for shrub root system continuously lock water supply, in dry season, it can also maintain the water supply of plant growth in planting module, save artificial maintenance cost and water resources. The present application realizes the function of "lag, infiltration, storage and use" of side slope soil, improves the nutrient structure of side slope soil body, solves the problems of difficult maintenance, low survival rate and poor slope protection effect after shrub planting on side slope.

The present application belongs to the field of live transportation of aquatic products, and relates to a method for live transportation of prawns without water. The core of the method is to use a staged treatment strategy and the synergistic effect of dormancy induction liquid and moisture supply liquid. First, the prawns are adapted to the environment by fasting and gradient cooling, then they are soaked in pre-cooled dormancy induction liquid to enter a pseudo-death dormancy state and reduce metabolism. Then, the moisture supply liquid soaked sponge is used as a transportation medium, which can form a protective film on the surface of the prawn body to effectively prevent water loss and provide energy. During transportation, the prawns treated with the moisture supply liquid are placed in a sealed box filled with pure oxygen together with the moist sponge, and the prawns are transported without water at low temperature. After the transportation is completed, the prawns are placed in warm water to quickly recover. The prawn live transportation method without water prolongs the survival time of prawns in a water-free environment, improves the transportation efficiency, is simple to operate, and is suitable for large-scale long-distance transportation of prawns.

The invention discloses an intelligent agricultural irrigation system based on Internet of Things, which comprises an information collection module, an irrigation analysis module and an irrigation management module, and is characterized in that the information collection module is used for collecting and obtaining related information of an irrigation area, and the irrigation analysis module is used for analyzing and calculating the appropriate irrigation water amount of the current irrigation area; the irrigation management module is used for controlling the real-time irrigation condition of an irrigation area, the information collection module is electrically connected with the irrigation analysis module, and the irrigation analysis module is electrically connected with the irrigation management module. Timely water supply is ensured; and water waste is avoided. Therefore, the problem that the yield of crops is reduced due to the fact that water supply is difficult to guarantee evenly in a traditional irrigation mode is solved, the utilization efficiency of agricultural water resources is improved, intelligent and efficient agricultural irrigation management is achieved, and the system has the advantages of being intelligent and refined.

The sterilization and deolefination temperature and humidity dynamic synergistic fruit preservation cold chain transportation equipment comprises an air-conditioned cold store which comprises an outer air-conditioned cold store and an inner air-conditioned cold store, the inner air-conditioned cold store is arranged in the outer air-conditioned cold store, and the top face and the side face of the inner air-conditioned cold store are spaced from each other to form a hollow interlayer; an ozone supply part, a moisture supply part, an ethylene extraction part, a carbon dioxide extraction part, a refrigeration part and a nitrogen supply part which are electrically connected with the controller are mounted on the side surface and the top surface of the inner air-conditioned cold store; an equipment mounting chamber is arranged at one end of the external air-conditioned cold store, and a store door is arranged at the other end; the fruit frame is provided with a plurality of transverse containing spaces in the length direction, each transverse containing space is provided with a plurality of detachable containing brackets at intervals in the height direction, and the bottom face of each containing bracket is of a grid structure. Limiting pieces are arranged on the end face and the side face of the fruit frame. The detection sensor is installed in the inner air-conditioned cold store and used for detecting the temperature and humidity of the inner air-conditioned cold store and the concentration of oxygen, carbon dioxide and ethylene.

The concrete curing equipment comprises an equipment main body, a curing bin, a curing execution unit, an environment monitoring unit and a curing control module, the curing bin is fixedly installed in the equipment main body and is of a double-layer wall body structure, and a heat insulation cavity is formed between an outer-layer wall body and the equipment main body; the maintenance execution unit comprises a moisture supply subsystem, a spraying subsystem, a heating and heat preservation subsystem and a sealing and covering mechanism, the moisture supply subsystem communicates with the bottom of the maintenance bin, the spraying subsystem is arranged on the top and the side wall of the maintenance bin, and the sealing and covering mechanism comprises a reel assembly and a flexible covering film; the environment monitoring unit comprises a temperature sensor and a humidity sensor, and the maintenance control module is installed outside the equipment body and electrically connected with the maintenance execution unit and the environment monitoring unit. The system has the advantages of multi-mode switching, high environmental adaptability, stable maintenance effect, stable structure, convenience in maintenance, accurate monitoring and data traceability.

A hanger may include a support body, a fastener to couple to the upper portion of the support body, an air supply device provided at the support body, and a moisture supply device provided at the support body. The air supply device may include a fan configured to suction and discharge air. The moisture supply device may include a moisture generator configured to provide moisture or steam. The fastener is disposed above the fan in a first direction, and the moisture generator is disposed below the fan in a second direction opposite to the first direction such that the fastener, the fan, and the moisture generator are disposed to overlap each other in the first direction.

The invention discloses a photovoltaic vegetation light-supplementing sprinkling irrigation control system for a stony desertification mountain land, and relates to the technical field of agricultural Internet of Things and ecological environment regulation and control. According to the system, vegetation units under a photovoltaic array are finely divided, and an underground root system imaging technology and multi-dimensional root system structure analysis are combined; precise measurement of key parameters such as the horizontal extension length of the sea-buckthorn vegetation root system, the rhizosphere connectivity, the complexity of a fine root net structure, the capillary water effect and the like is achieved, and the transpiration potential and the water supply condition of the vegetation are comprehensively reflected. The first priority regulation and control area and the second priority regulation and control area are scientifically identified by constructing the transpiration cooperation index and combining the local air humidity, the soil temperature and the photovoltaic shielding intensity which are collected in real time, it is ensured that light supplementing spray irrigation regulation and control are accurately focused on the area with the high transpiration capacity and obvious water stress, and the water resource utilization efficiency and the light supplementing effect are greatly improved. Meanwhile, by dynamically matching the sprinkling irrigation time period and the photovoltaic shielding intensity, collaborative optimization of sprinkling irrigation and light supplement is achieved.

The utility model discloses a humidification module, an air processing part and an air conditioner, the humidification module comprises an air duct frame body, a water containing disc and a wet film assembly, and a humidification air duct is formed in the air duct frame body; the water containing disc is arranged at the bottom of the air duct frame and defines a water storage pond with the top open. The wet film assembly comprises a wet film, the wet film is arranged in the humidifying air channel, the lower end of the wet film extends into the water storage pond, the upper end of the wet film is located obliquely above the lower end of the wet film, and the wet film extends from the lower end of the wet film to the upper end of the wet film along an upper convex curve. According to the humidifying module, the wet film extends from the lower end of the wet film to the upper end of the wet film along the convex curve, so that the contact area between air to be humidified and the wet film is effectively increased, the water supply of the upper end area of the wet film is increased, the water absorption uniformity of the wet film is improved, and the humidifying effect is improved. Therefore, the air can be more fully humidified by the wet film when flowing through the humidifying air duct, and the humidifying efficiency and the humidifying uniformity of the humidifying module are improved.

The present application relates to the field of agricultural engineering, and discloses a self-adaptive water supply system for corn greenhouse planting, which comprises an environment monitoring module for monitoring air temperature, air humidity, light intensity and concentration in the greenhouse; a growth monitoring module for monitoring corn leaf surface temperature and plant height; a soil monitoring module for monitoring soil temperature, soil moisture content and soil water potential; a root system analysis module for monitoring corn root system distribution depth and root system vigor index; and a control module connected with the environment monitoring module, the crop growth monitoring module, the soil monitoring module and the root system analysis module, for calculating irrigation water requirement according to the corn growth stage, soil moisture condition and root system distribution depth. The present application monitors corn root system distribution depth in real time through the root system analysis module, and introduces a root depth correction coefficient when calculating irrigation water requirement, so as to match water supply with the actual distribution area of root system, thereby improving water use efficiency.

The utility model relates to the technical field of agricultural planting, in particular to a cuttage frame for trichosanthes kirilowii maxim seedling growing and planting, which comprises a support frame, a cuttage pot is mounted at the top of the support frame, a plurality of cuttage grooves distributed in an array are arranged on the cuttage pot, and the cuttage grooves are of a vertically through structure. The inner side of the bottom of the supporting frame is provided with a push-out mechanism for ejecting seedlings out of the cuttage grooves, and the outer wall of the supporting frame is provided with an irrigation mechanism located above the cuttage pots; the push-out mechanism comprises two sets of air cylinders installed at the bottom of the supporting frame, telescopic shafts of the air cylinders are fixedly connected with lifting plates, and a plurality of push rods corresponding to the cutting grooves are fixedly arranged on the surfaces of the lifting plates; according to the cuttage frame for trichosanthes kirilowii maxim seedling cultivation and planting, damage to root systems due to manual digging can be avoided, the transplanting efficiency and the survival rate can be remarkably improved, water supply can be accurately controlled, the labor cost is reduced, meanwhile, the stability of the seedling cultivation environment is improved, multi-angle support can be provided for seedlings, and the problem that the survival rate is affected due to the fact that the seedlings fall down after cuttage is effectively solved.

The disclosed invention is an electrode drying device including a drying oven in which an internal space is formed for drying an electrode sheet having an electrode slurry applied onto a current collector, and a hot air injection nozzle for injecting hot air onto the electrode sheet transferred into the drying oven, the electrode drying device including a moisture injection nozzle for injecting moisture onto an uncoated portion of the electrode sheet transferred into the drying oven, a water storage tank for storing water, and a pump installed in the water storage tank for supplying water to the moisture injection nozzle. The hot air injection nozzle can inject hot air onto the electrode sheet to dry it, and the moisture injection nozzle can inject moisture onto the uncoated portion of the electrode sheet.

The invention discloses a transplanting process for planting and cultivating green seedlings for landscaping, belongs to the technical field of garden engineering, and aims to solve the problems of serious root system damage and low survival rate in the existing transplanting technology. According to the method, a functional gel layer wrapping a predetermined soil ball is constructed in situ, then, a protective shell is constructed outside the functional gel layer in situ, the gel layer and the protective shell jointly form an ecological root domain capsule, and finally, the nursery stock wrapped by the ecological root domain capsule is subjected to overall digging and integrated planting. According to the method, through a new mode from in-situ construction to overall migration, an integrated physical protection, moisture supply and micro-ecological environment is provided for the root system before transplantation, damage to the root system and environmental stress caused by transplantation are greatly reduced, the transplantation survival rate of the nursery stock is remarkably increased, the rejuvenation period is shortened, and the method is easy and convenient to operate and environmentally friendly.

The disclosure provides a laundry treating apparatus. The clothes treating apparatus can perform specified treatment on an object to be treated, and comprises: a facing surface (2a) which is disposed facing the object to be treated when the treatment is performed; a supply unit that includes a discharge port (21A) that opens in the facing surface (2a) and is capable of supplying moisture to the object to be processed through the discharge port (21A); a suction unit that includes a suction port (22A) that opens on the facing surface (2a), and that is capable of sucking the moisture adhering to the object to be processed together with air through the suction port (22A); and a communication section (2S) that is exposed to the facing surface (2a) and that communicates the discharge port (21A) and the suction port (22A). Therefore, moisture supplied to the clothes can be effectively sucked.

The utility model provides an air-conditioning fresh-keeping device and a refrigerator, and the air-conditioning fresh-keeping device comprises a shell which defines a cavity used for storing food materials; the slow release module comprises a shell and a door body assembly; the shell is connected with the outer shell; a containing cavity is defined by the shell, and the door body assembly is configured to open or close the containing cavity; when the door body assembly opens the containing cavity, the containing cavity communicates with the cavity. When the door body assembly closes the containing cavity, the containing cavity does not communicate with the cavity. Carbon dioxide slow-release particles are arranged in the accommodating cavity; the carbon dioxide sustained-release particles release carbon dioxide under the action of moisture; and the moisture supply assembly is configured to release moisture into the cavity, so that the carbon dioxide slow-release particles release carbon dioxide into the cavity.

The utility model discloses a cultivation container for boletus aereus cultivation, which relates to the technical field of boletus aereus cultivation and comprises a shell, a plurality of planting frames distributed in an annular array are arranged in the shell, two symmetrically distributed lighting lamps are fixedly mounted on the upper surface in the shell, a swing pipeline is rotatably mounted on the upper portion of the shell, and the swing pipeline is communicated with the planting frames. A plurality of spraying heads distributed at equal intervals are fixedly installed on the lower portion of the swing pipeline, a driving frame is fixedly installed in the middle of the swing pipeline, a rotating disc is rotatably installed on the upper surface of the interior of the shell, a driving rod is slidably arranged on one side of the rotating disc in a penetrating mode, and one side of the driving rod is slidably clamped to the outer surface of one side of the driving frame; according to the device, when the boletus aereus is wetted with water, the swing pipeline can flexibly swing within a preset range, it is ensured that water mist can uniformly cover the whole culture medium layer, the water wetting efficiency is improved, and it is also ensured that the boletus aereus obtains sufficient and uniform water supply in the growth process.

A method for preserving and strengthening seedlings in a continuous cropped cotton field with soil moisture deficiency in a desert oasis includes the steps of seedbed establishment, sowing and drip irrigation tape laying, soil moisture supply through drip irrigation after sowing, and field management after emergence. Within 0-2 days of a suitable sowing period for cotton, land plowing, harrowing and smoothing operations are completed, wherein a combined land preparer adopts a diverting soil leveling frame design that does not comprise any harrow groups. The drip irrigation tape is either a drip irrigation tape with a labyrinth on one side or a drip irrigation tape inlaid with emitters inside. After sowing, the first drip irrigation for soil moisture supply is generally carried out within 24 hours, and the second drip irrigation is followed after 3 to 5 days. After the cotton emerges, the planting rows are then covered with soil.

To provide a moisture supply device for an electrode drying apparatus that can supply moisture to the plain areas of an electrode sheet during the drying process of an electrode sheet coated with electrode slurry on a current collector, thereby preventing wrinkles or cracks from occurring in the plain areas during the drying process. [Solution] The disclosed invention is an electrode drying apparatus comprising a drying oven having an internal space formed for drying an electrode sheet on which an electrode slurry has been applied to a current collector, and a hot air spray nozzle for spraying hot air onto an electrode sheet being transferred into the drying oven, the apparatus comprising a water spray nozzle for spraying water onto a plain portion of the electrode sheet being transferred into the drying oven, a water storage tank for storing water, and a pump installed in the water storage tank for supplying water to the water spray nozzle.

The utility model relates to the field of irrigation devices, and discloses an agricultural economic irrigation device which comprises a vehicle plate, a spraying box is fixedly connected to the left side of the top end of the vehicle plate, a supporting block is fixedly connected to the middle of the front end of the spraying box, a motor is fixedly connected to the top end of the supporting block, and a main shaft is fixedly connected to the driving end of the motor. The front end and the rear end of the main shaft are fixedly connected with tooth-missing rings, the bottom end of the spraying box is rotationally connected with a rotating shaft, the top end of the rotating shaft is fixedly connected with a rotating disc, the top end of the rotating disc is fixedly connected with a plurality of clamping teeth, and the tooth-missing rings are connected with the clamping teeth in an engaged mode. According to the irrigation device, the spraying direction of the irrigation device can be adjusted left and right, water distribution can be optimized, it is guaranteed that appropriate water supply is obtained in the whole irrigation area, the impact force of water can be reduced by correctly adjusting the direction of the spray head, erosion to soil is reduced, and the purpose of saving water resources is achieved.

The invention relates to the technical field of agricultural automation control, and discloses a PLC-based potato planting irrigation and fertilization control method and system, and the method comprises the steps: obtaining the environmental meteorological information, calculating the expected consumption rate of surface water, and combining with the continuous monitoring of the actual consumption rate of shallow soil water. Dynamically comparing the two to judge the moisture demand condition of the deep root system of the potato plant. The method can effectively solve the problem that in the prior art, data of a shallow soil humidity sensor cannot accurately reflect the real moisture demand of a deep root system, and water shortage or excessive irrigation of deep soil is avoided. Accurate water supply is achieved by adjusting a water supplementing strategy and controlling an executing mechanism according to the deep water demand condition.

The invention provides an agricultural irrigation deep water saving and controlling method and system based on multi-source data fusion, and the method comprises the steps: collecting multi-dimensional original monitoring data, generating a monitoring data field, carrying out the feature extraction of the monitoring data field, and extracting the physiological rhythm features and environment fluctuation features under different time dimensions; a crop moisture sensitive feature set is obtained through feature correlation analysis and screening, a crop moisture metabolism model is input, and a moisture supply and demand balance coefficient is generated; constructing an irrigation decision optimization model to obtain an irrigation parameter set, driving an irrigation execution mechanism to execute partitioned variable irrigation operation, collecting crop transpiration rate change data after irrigation, correcting a water supply and demand balance coefficient, and generating a final irrigation regulation and control instruction so as to drive the irrigation execution mechanism to execute the partitioned variable irrigation operation. According to the invention, the irrigation regulation and control instruction can be continuously optimized, the dynamic matching between the irrigation decision and the actual water demand of crops is ensured, and the water-saving effect and the water utilization efficiency of agricultural irrigation are effectively improved.

A hanger may include a support body, a fastener to couple to the upper portion of the support body, an air supply device provided at the support body, and a moisture supply device provided at the support body. The air supply device may include a fan configured to suction and discharge air. The moisture supply device may include a moisture generator configured to provide moisture or steam. The fastener is disposed above the fan in a first direction, and the moisture generator is disposed below the fan in a second direction opposite to the first direction such that the fastener, the fan, and the moisture generator are disposed to overlap each other in the first direction.

The invention relates to an intelligent seedling raising device for an aquatic plant seed bank germination experiment, and relates to the technical field of seed cultivation, the intelligent seedling raising device comprises a cultivation box with walking wheels, multiple layers of clamping plates are arranged in the cultivation box, a cultivation vessel with a cultivation groove and germination paper is placed on the clamping plates, and an intelligent camera is fixed through a mounting frame and faces the cultivation vessel to collect images. The spray head can move in the vertical direction under the action of the driving mechanism and spray water mist to the cultivation vessel, the humidity sensor is used for monitoring the humidity in the box, the heating and cleaning mechanism is in linkage with the spray head, the spray head is in a storage state to guarantee lens imaging when located on the side of the camera, and the mechanism is unfolded to form a shielding space when the spray head moves downwards to the position below the camera. The air is sprayed to the lens and heated to remove water vapor and impurities, and the lens is kept clear. According to the device, through the synergistic effect of multiple mechanisms, moisture supply, environment control and image quality are considered to a certain extent, and stable proceeding of an aquatic plant seed germination experiment is facilitated.

The utility model discloses a lifting sprinkling irrigation device based on facility grape planting environment regulation and control, which is applied to the technical field of grape planting and comprises a limiting block, an adjusting cylinder is arranged at the bottom of the limiting block, a spray head is arranged at the bottom of the adjusting cylinder, and an infrared distance sensor is arranged on one side of the spray head through a connecting plate. By means of accurate irrigation regulation and control, appropriate water supply is provided for grapes in all growth stages, then the yield and quality of the grapes are positively influenced, irrigation spray heads and the positions can be automatically adjusted, the irrigation spray heads can be automatically adjusted, and the irrigation efficiency is improved. The situation that a large amount of water resources are scattered in non-plant areas in the grape sapling stage, and the waste phenomenon is serious is avoided; the plant requirement cannot be met due to insufficient height when the tree is mature, and lifting movable irrigation can be carried out in the irrigation process according to different tree ages of crops when needed; impurities in water can be conveniently filtered through a filter screen, and the spray head is prevented from being blocked.

This invention belongs to the field of smart agriculture technology. It discloses a smart agricultural irrigation control system based on multi-source data fusion. The system includes: uniformly dividing a target farmland into multiple unit farmlands; collecting multi-source crop phenotypic data from each unit farmland and performing fusion analysis to identify the crop type and growth stage of each unit farmland; acquiring the soil moisture status of each unit farmland and, combined with the crop type and growth stage, quantitatively assessing the water deficit degree of each unit farmland; acquiring the three-dimensional distribution of crop roots in each unit farmland and, combined with the water deficit degree, dynamically calculating the irrigation hydraulic parameters of each unit farmland; and, based on the irrigation hydraulic parameters, determining the irrigation operation parameters for each unit farmland and precisely controlling the irrigation equipment. This invention enables differentiated and precise irrigation at the unit farmland level, significantly improving water resource utilization efficiency and ensuring that crops receive the most suitable water supply at different growth stages.

There is disclosed a mop module of a vacuum cleaner including a module housing; a water tank disposed above the module housing and configured to store water therein; at least one rotary cleaning part disposed under the module housing, the rotary cleaning part to which a mop is coupled; a heat generator configured to heat water supplied from the water tank; and a diffuser provided under the heat generator and configured to supply moisture heated in the heat generator to the mop, and the diffuser may include a diffuser housing coupled to the module housing; and a moisture supply hole formed in the diffuser housing, the moisture supply hole through which the moisture heated in the heat generator is discharged, and the moisture supply hole may be provided along a circumferential direction in plural, and the plurality of moisture supply holes have different diameter, respectively, thereby causing an effect of making the flow amount of the discharged moisture uniform.