125 results about "Plant maintenance" patented technology

The invention provides an automatic plant maintenance method and device based on multi-AI model collaboration, belongs to the technical field of intelligent plant maintenance, and solves the technical problem that the intelligent result of automatic maintenance is inaccurate due to lack of precise data support in existing plant maintenance. The method comprises the following steps: performing parallel processing on acquired data by utilizing a multi-AI model; the multi-AI model comprises a plurality of sub-models and a structured cooperative processing module; the sub-model comprises a plant health status evaluation sub-model; a disease identification sub-model; a pest recognition sub-model; an environment suitability analysis sub-model; a plant growth state stage identification sub-model; generating a unified data contract by using an information summarization formatting method; performing environment conflict detection, forming an intelligent maintenance executable strategy, converting an equipment instruction, executing automatic control and supervision, performing periodic monitoring management and adaptive adjustment, and outputting an intelligent maintenance result report. The system is suitable for automatic plant maintenance based on computer vision, the Internet of Things technology and the automatic control technology.

The invention discloses a landscape plant precise maintenance control method based on multi-source perception and a growth model, particularly relates to the technical field of automatic control systems, and is used for solving the problem that a set value in an existing landscape plant maintenance control system is kept constant and cannot adapt to dynamic growth requirements of plants. The optimal environment set value of the current growth stage is calculated by collecting growth environment parameters and plant physiological state parameters, a multivariable time sequence causal network is constructed based on the parameters, the time sequence evolution entropy is calculated, and the change trend of the set value is monitored. Identifying a conflict relationship among different maintenance targets, analyzing a coordination priority through a key causal path to generate a coordinated maintenance strategy, and generating a set value smooth switching track when a time sequence evolution entropy exceeds an adaptive threshold value and a set value change trend is consistent with a phenological period prediction direction; and finally, the controller is adjusted to output an instruction to drive an execution mechanism to carry out maintenance operation according to the updated set value, and optimization of the control system on the whole life cycle of plant growth is achieved.

The invention discloses an RCM-based power plant maintenance strategy making method and a related device, and belongs to the technical field of power plant maintenance. The method comprises the following steps: constructing a maintenance database of power plant equipment according to historical maintenance records; acquiring operation parameters of the power plant equipment, inputting the operation parameters into a pre-established state analysis model, and outputting a fault type analysis result; matching the fault type analysis result with a maintenance database to generate a candidate maintenance strategy set; and based on the candidate maintenance strategy set, calculating a risk priority number RPN corresponding to each strategy, and generating a dynamic maintenance plan based on the RCM according to the risk priority number RPN. The maintenance plan can be dynamically generated according to the real-time operation state of the equipment and the fault type analysis result, and the flexibility and adaptability of the maintenance plan are improved.

The invention discloses a PDCA-based maintenance effect evaluation method and a related device, and belongs to the technical field of power plant maintenance. The method comprises the following steps: establishing a maintenance effect evaluation system, and setting a target threshold value of each index in the maintenance effect evaluation system based on historical maintenance data; implementing maintenance operation and collecting actual operation data to form an evaluation data set; according to the evaluation data set, calculating an actual maintenance effect score by adopting a fuzzy comprehensive evaluation method, and comparing the score with a target threshold value to generate a maintenance effect evaluation report; and making improvement measures based on the maintenance effect evaluation report, and bringing the improvement measures into the next round of maintenance effect evaluation. According to the method, the maintenance effect is comprehensively evaluated from multiple key dimensions, fuzziness and uncertainty existing in maintenance effect evaluation are fully considered, the actual situation can be reflected more accurately, the maintenance effect can be evaluated more scientifically, comprehensively and accurately, and the maintenance management level is improved.

The utility model discloses an intelligent plant maintenance tea table which comprises a main frame, and a water storage disc is installed on the bottom face of the main frame. A damp-proof lamp panel is installed on the side face of the main frame, a temperature sensor and a humidity sensor are installed on the damp-proof lamp panel, an air opening is formed in the damp-proof lamp panel, and a lamp strip is arranged on the back of the damp-proof lamp panel; a fan is installed on the main frame and located behind the air opening, and a choke plate capable of blowing is arranged in front of the fan and the air opening. A heating wire is mounted on the outer bottom surface of the water storage disc; a control panel is installed on the main frame and electrically connected with the temperature sensor, the humidity sensor, the fan and the heating wire. The intelligent plant maintenance device has the advantages that the intelligent plant maintenance device is combined with traditional furniture, the problem that indoor plants are difficult to maintain is solved, and meanwhile the function of beautifying the home environment is achieved. The environment needed by plant growth is artificially created, and the problem that household indoor plants are not easy to maintain is solved.

The utility model relates to the technical field of green plant maintenance, and discloses a drip irrigation device for green plant maintenance, which comprises a water inlet pipe, the outer wall of the water inlet pipe is fixedly connected with a valve, the inner wall of the water inlet pipe is fixedly connected with a drip irrigation pipe, and the outer wall of the drip irrigation pipe is provided with a drip irrigation opening. And a limiting assembly is arranged in the water inlet pipe. According to the drip irrigation device for green plant maintenance, when a rotary knob is rotated to enable a threaded rod to rotate and move in a fixed shell, a limiting block moves, so that the distance between the limiting block and a drip irrigation opening is controlled, a sliding plate slides and ascends and descends in a limiting groove, so that an indicating plate ascends and descends, and at the moment, a scale pointed by a pointer can represent the distance between the limiting block and the drip irrigation opening; a user can accurately control the amount of water for drip irrigation, when the limiting blocks make full contact with the drip irrigation openings, the drip irrigation openings can be completely blocked, water cannot drip from the drip irrigation openings, and therefore the number of the working drip irrigation openings can be controlled.

The invention relates to the technical field of riparian zone ecological restoration, and discloses a riparian zone staged progressive ecological restoration method which comprises the following steps: dividing a dry area and a wet area according to a riparian zone shoreline, respectively laying a base layer protective layer and a double-layer base, laying an aquatic plant lawn and fixing the root after water flow erosion, deposition operation and standard judgment, and finally, carrying out ecological restoration. And finally, observing the rooting state and carrying out maintenance and complementary planting, and synchronously collecting data in each link and adjusting as required. Through staged refined operation, in combination with core links such as data acquisition, analysis and judgment, base laying optimization, deposition regulation and control and plant maintenance, orderly promotion of ecological restoration of the riparian zone is achieved, and pertinence and continuity of the restoration process are guaranteed.

The utility model relates to the technical field of mine environment recovery and treatment, in particular to an ecological green plant maintenance device for mine environment recovery and treatment, which comprises a lower fixing sleeve, the top of the lower fixing sleeve is provided with an upper fixing sleeve through a telescopic rod in an up-down sliding manner, and the periphery of the lower fixing sleeve is provided with a plurality of groups of supporting mechanisms; the supporting mechanism comprises a bottom plate arranged on the periphery of the lower fixing sleeve, ground nails are inserted into the ends, away from the lower fixing sleeve, of the bottom plate, and first mounting heads are fixedly connected to the periphery of the upper fixing sleeve. Compared with an existing ecological green plant maintenance device for mine environment recovery and treatment, the ecological green plant maintenance device can be adjusted according to the height of green plants through design, the applicability of the green plant maintenance device is improved, meanwhile, more supporting points are provided for the outer sides of trees, and therefore the green plant supporting effect and the survival rate of the green plants are greatly improved.

The invention relates to the technical field of management systems, in particular to an intelligent spray irrigation management system under forestry plant maintenance, which comprises a soil layering model construction unit for collecting the types of planted saplings and topographic data of a planting area, extracting soil layering structure data of the planting area and a three-dimensional topographic model, and constructing a three-dimensional model; performing fusion processing to obtain a soil layering model; determining the distribution positions of planted saplings on the soil layering model, marking the position corresponding to each sapling on the soil layering model as a planting point position, constructing a sapling root growth model based on the type of the sapling and the soil layering structure of the position, and forming a sapling soil layering model together with the soil layering model; and the irrigation network construction unit is used for setting an irrigation point position for each sapling root growth model based on the sapling soil layering model, connecting a plurality of drip irrigation point positions to form a pipeline trend straight line, erecting branch pipes along the pipeline trend straight line, erecting a main pipe and connecting a plurality of branch pipes to form an irrigation network.

The application discloses an artificial intelligence-based flower art green plant maintenance monitoring and early warning method and system, which collects monitoring data of flower art green plants in real time, the monitoring data including plant image data, environmental parameters and soil parameters, removes the background of the plant image data, corrects the illumination and normalizes the scale to obtain standard plant image data; the environmental parameters and the soil parameters are input into a growth environment feature encoder to extract an environmental collaborative feature vector, and the environmental collaborative feature vector is subjected to multi-modal feature fusion with a plant phenotype feature vector to obtain a fusion feature vector; a multi-dimensional health index is calculated based on a plant growth state prediction sequence, the multi-dimensional health index is input into a hierarchical early warning decision module for comparison, and an early warning level is determined according to a comparison result. The application can improve the survival rate of green plants and the maintenance efficiency.

The invention discloses a method for manufacturing a music generator based on plant electric signals in the technical field of agricultural equipment. The method comprises the following steps: step 1, collecting the plant electric signals; 2, preprocessing the electric signals acquired in the step 1; 3, extracting data features capable of judging the growth state of the plant from the electric signals preprocessed in the step 2; step 4, performing music processing on the data features in the step 3; and 5, according to the music processing data in the step 4, manufacturing a plant music generator, and adjusting the sound effect. By means of the technology, the growth state of plants can be monitored in real time, and plant maintenance prompts are provided for agricultural workers; and an elegant music environment can be created in the greenhouse, so that a unique agricultural music scenic spot can be established, and the greenhouse has economic value and educational significance and is expected to bring great added value.

A plant maintenance and growth monitoring method for landscaping engineering comprises the following steps: by deploying a sensor for detecting growth conditions around garden plants and an image acquisition device, establishing corresponding growth information bases for the garden plants one by one according to growth data detected by the sensor and acquired image data; the growth condition of the garden plant is clearly known through the data content in the growth information base; the data collected in real time is processed by the data processing center and then stored in the growth information base, and the growth evaluation condition of the plant is analyzed through the data, so that a one-to-one adaptive maintenance decision is made, maintenance measures are continuously optimized through feedback in the maintenance process, and the maintenance efficiency is improved. According to the invention, the problems of low plant growth monitoring efficiency, poor accuracy, lack of comprehensive analysis and the like in the prior art are solved, efficient, accurate and comprehensive monitoring of the plant growth state in the landscaping engineering is realized, and a one-to-one maintenance decision is provided for plant maintenance.

The present invention discloses a wall-mounted green plant maintenance device for interior design, comprising a wall-mounted box with an open upper surface and a plurality of flower pots located at the open portion of the wall-mounted box. The wall-mounted box is provided with an adjustment mechanism for adjusting the position of the flower pots according to the size of the plants. The adjustment mechanism comprises a vertical plate fixed vertically to the bottom surface of the inner wall of the wall-mounted box, the upper end of the vertical plate being rotatably connected to a rotating shaft, a rectangular rod being telescopically inserted into the rotating shaft, one end of the rectangular rod extending to the outside of the wall-mounted box, and a handle being fixedly connected to the extended end of the rectangular rod. The present invention effectively improves the applicability of the device by providing an adjustment mechanism to facilitate adjusting the distance between the plurality of flower pots according to the size of the plants; and effectively improves the convenience of the device by providing a watering mechanism to facilitate users to directly water the plants in the flower pots without using external watering tools.

1. The name of this design product: Green Plant Sphagnum Moss Column. 2. Purpose of this design product: plant maintenance. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

This utility model discloses a spraying and pruning device for fruit tree planting and maintenance, relating to the field of fruit tree planting and maintenance technology. It includes a main body, a pesticide tank, and a spraying and pruning mechanism. The main body has a fixed frame containing the pesticide tank. The spraying and pruning mechanism is connected to the main body, and a tilling mechanism is also installed on the main body. The tilling mechanism's angle is adjustable by a rocker arm, which has a rod and a handle. The tilling mechanism is initially in contact with the bottom surface. The spraying and pruning mechanism is connected to the pesticide tank by a flexible hose. This utility model, by installing a tilling mechanism on the main body, allows the entire device to not only spray pesticides and prune crops but also cultivate uncultivated land during operation, saving time and energy.

The utility model discloses a garden green plant maintenance device which comprises a bottom plate, a fixing base, a main supporting column, a ground nail, a supporting plate, a connecting rod, a connecting rod locking nut, a mounting column, a positioning column, a rotating plate, a rotating plate connecting column, a connecting column clamping column, a clamping plate, an upper clamping column and a fixing rubber mat. Compared with the prior art, the position of the main supporting column can be adjusted according to the thickness of a plant trunk, fixing and supporting are achieved through the rubber mat and the rope, installation is easy and convenient, the bearing capacity is high, if a heat preservation shed or a sunshade needs to be additionally installed, the heat preservation shed or the sunshade can be directly arranged on the top of the rotating plate, no support needs to be additionally built, and installation and disassembly are easy and convenient.

The utility model particularly relates to a humidifier symbiotic with plants, and belongs to the technical field of household appliances, the humidifier comprises a lower shell and a culture dish, the lower shell is of a cavity structure with an opening in the top, and at least part of the outer surface of the lower shell is sunken inwards to form a culture cavity; the culture dish is at least partially contained in the culture cavity, the culture dish comprises a first dish body and a second dish body, and the second dish body is nested in the first dish body. The lower shell comprises a partition plate assembly and a drip irrigation assembly, the partition plate assembly is arranged at an opening in the top of the lower shell and divides the interior of the lower shell into a first water storage cavity and a second water storage cavity, and the drip irrigation assembly is installed on the partition plate assembly. The device integrates the functions of air humidification and plant planting, and meanwhile, the flexibility and convenience of plant maintenance and transplanting can be improved.

The invention provides an intelligent monitoring method, device and equipment for plant maintenance. The method comprises the following steps: acquiring environmental parameters and visual image data of a plant growth area; obtaining environmental suitability data according to the environmental parameters; according to the visual image data, obtaining plant species, growth stages and disease and pest symptoms; and generating a maintenance scheme according to the environmental suitability data in combination with the plant species, the growth stage and the disease and pest symptoms. According to the scheme, through wider planting scene application, the intelligent maintenance cost can be reduced, whether the plant growth process is abnormal or not can be automatically judged, and a personalized maintenance scheme for different plant types and growth stages is realized, so that a user is guided to carry out scientific maintenance.

The utility model provides an angle-adjustable photovoltaic power generation mechanism, which relates to the technical field of solar equipment, and comprises two groups of support side plates and a photovoltaic flexible plate, the top surface of one group of support side plates is provided with a winding sleeve, the photovoltaic flexible plate is wound in the winding sleeve, the end part of the photovoltaic flexible plate is provided with an L-shaped hook, and the end part of the L-shaped hook is provided with an L-shaped groove. A guide bent rod and an adjusting screw tube are arranged at the top end and the bottom end of the adjacent supporting side plate respectively, a heat insulation curtain is bonded to the surface of the guide bent rod, a heat insulation bottom plate is arranged on the top face of the adjusting screw tube, and an energy storage battery is arranged on the side face of the supporting side plate; when the roof is used, the energy absorption range of the photovoltaic flexible plate can be freely adjusted, meanwhile, the thermal insulation bottom plate and the thermal insulation curtain are arranged to be matched with the supporting side plates to form a space structure, internal temperature, humidity and the like can be adjusted through energy supply of solar energy, a small greenhouse is formed and can be used for roof agricultural and sideline product cultivation, plant maintenance and the like, and the integration and space utilization rate is greatly improved.

The utility model relates to the technical field of landscaping, and discloses a landscaping maintenance device, which is provided with a stirring device and an auxiliary mechanism, the stirring device is used for mixing a nutrient solution, and the auxiliary mechanism is used for spraying the nutrient solution, so that the problem that although various plant maintenance devices exist in the current market, the maintenance efficiency is low is solved. However, most devices are single and cannot flexibly meet the requirements of plants with different heights, for example, some devices can only spray for low shrubs or herbaceous plants, but cannot cover the top ends of tall arbors, so that nutrient solution or water cannot be uniformly applied to all plant parts, and the plant parts are difficult to cover. The limitation not only affects the growth effect of the plants, but also increases the cost and labor intensity of manual intervention, in addition, different plants have different requirements for nutrient solutions in different growth stages, and traditional maintenance equipment is often difficult to accurately adjust according to the specific requirements of the plants.

The utility model discloses a photosensitive drainage device for green plant maintenance, which comprises a green plant potted plant, the interior of the green plant potted plant is hollow, the lower end of the green plant potted plant is cylindrical, the lower end of the green plant potted plant is fixedly connected with a plurality of supporting columns which are uniformly arranged along the circumference, and a water passing device is arranged on the lower surface of the green plant potted plant. A fixing ring is arranged on the outer surface of the potted green plant in the horizontal direction, a fixing support is fixedly connected to the side surface of the fixing ring, and a water supply device is arranged at the upper end of the fixing support. By arranging the water supply device, water can still be normally supplied to the green plants when light is poor, the dependence of green plant maintenance on the environment is reduced, the adaptability of the device is improved, redundant water in the device can be discharged by arranging the water passing device, and the environment is protected. Possible decay caused by the fact that the light sensing plate is stimulated by strong light to release much water to soak rhizomes is prevented, the error-tolerant rate of the device is increased, and the application range of the device is widened.

The utility model discloses an irrigation device for plant maintenance, and belongs to the technical field of irrigation and maintenance of cultivated plants. Comprising a tank body, the bottom end of the tank body is fixedly communicated with a water outlet pipe, the water outlet pipe is sleeved with a dripping and pouring tank integrated device in a threaded mode, the dripping and pouring tank integrated device comprises a tank cover head and a reversing piece, the tank cover head comprises a taper pipe, the upper end of the taper pipe is rotationally connected with a first thread sleeve, and the first thread sleeve is arranged outside the water outlet pipe in a threaded and sleeving mode; the reversing part comprises a T-shaped pipe, the T-shaped pipe is rotationally connected with a taper pipe, the T-shaped pipe is located in the taper pipe and fixedly connected with a ball head, the T-shaped pipe is inserted into soil of the potted plant through the taper pipe, and irrigation liquid in the tank body can be directly irrigated to deep-layer soil through the bottom end of the taper pipe; the effect of drip irrigation of surface soil is achieved through the branch pipes of the T-shaped pipe, irrigation and drip irrigation functions are achieved, the irrigation flow can be controlled, the structure is simple, and use is convenient.

The utility model relates to the technical field of green plant maintenance, and discloses a shower head for indoor green plant maintenance, which comprises a water pipe and a shower head, a driven part for controlling the shower head to spray water is arranged at the top and inside the water pipe, an adjusting part is arranged at the top of the water pipe, the driven part comprises a sleeve, the bottom of the sleeve is penetrated by the water pipe, and the adjusting part is arranged at the bottom of the sleeve. The sleeve is connected with the water pipe through a sealing bearing, the shower head penetrates through the sleeve and is fixed to the sleeve, the top of the water pipe is closed, and a rotating rod penetrates through the top of the water pipe and is rotationally connected with the rotating rod. When the shower head is not used, the abutting rod is pulled to reset, the matching rod is not abutted, the blocking cover resets under the action of self gravity, the blocking cover blocks the shower head, and the situation that the shower head is in an exposed state when not used, and dust and sundries block the shower head is avoided.

The invention relates to the technical field of irrigation, and discloses a coastal wetland plant maintenance system and method.The method comprises the steps that firstly, concentration spatial distribution of thiosulfate and tetrathiosulfate in a root domain is obtained, the spatial position and the peak shape curvature of a concentration ratio peak are determined based on the concentration spatial distribution, and meanwhile the outer edge spatial position of a root surface iron plaque is determined; calculating position deviation and curvature deviation between the two; further measuring the root domain volume and the ion strength and sulfate radical concentration of pore water; then, a small amount of fresh water and brackish water are injected into the root domain, the spatial position of a concentration ratio peak and the change rate of curvature are observed, and the hydrochemistry and root domain reaction relation is established; according to the deviation and the change rate, the required ion strength and the sulfate radical concentration adjustment amount are solved, the volume of fresh water and the volume of brackish water required by single-time maintenance are accurately converted according to the root domain volume and the ion characteristics of different water sources, and therefore scientific regulation and control over the coastal wetland plant root domain environment are achieved.

The utility model provides a portable plant cultivation frame, including portable mobile mechanism, adjusting mechanism, storage groove and placing mechanism, portable mobile mechanism's square frame is the cultivation frame and provides basic support, square frame one side fixed connection handle, bottom four corners install universal wheel, lateral wall set up water outlet, top end verticality upwards fixed silk column, the U type cover of adjusting mechanism is connected on the silk column, realizes and limits fixed with the silk column through the nut tightness, U type cover top fixed connection support plate, support plate is along length direction and set up adjusting groove, adjusting groove side edge interval distribution limit hole, full dimension adjusting system: constructs "height - angle - interval" three dimensional adjusting framework, height and angle rely on adjusting groove, connecting rod and bolt cooperation and control, interval changes by the cooperation of sliding slot, support plate and limit block, accurate adaptation plant full growth cycle demand, covers seedling cultivation to mature plant maintenance scene.

1. The name of the design product: green maintenance device for municipal engineering. 2. The use of the design product: for green plant maintenance. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The invention discloses a vehicle-mounted plant maintenance system. Comprising a vehicle machine control module, a plant growth box arranged in a vehicle, an in-vehicle personnel monitoring module used for obtaining the condition of personnel in the vehicle, an in-vehicle environment monitoring module used for obtaining in-vehicle environment detection data, and an in-vehicle environment adjusting module used for executing environment adjusting operation, the in-vehicle plant irrigation module is used for executing plant irrigation operation on the plant growth box. According to the vehicle-mounted plant intelligent management system and method, intelligent management is carried out, meanwhile, the current state of the vehicle is judged, functional modules related to intelligent management of the vehicle-mounted plants are adaptively adjusted, and the driving safety can be effectively improved.

The invention relates to the technical field of indoor plant maintenance, and provides an agricultural-chemical-free pet-harmless indoor plant maintenance spray and a preparation method thereof.The spray is prepared from composite plant fermentation broth, plant raw materials are selected from dandelion, chrysanthemum, mint, honeysuckle, purple perilla and other varieties harmless to pets, and the plant raw materials are selected from natural plant raw materials. The composite strains comprise disease-resistant and insect-proof strains, nutrition conversion strains and growth promotion strains, and through the synergistic effect of a reasonable mass ratio, triple effects of expelling insects, killing pathogenic bacteria and applying fertilizer are achieved. The preparation method comprises the steps of plant raw material treatment, strain activation, fermentation treatment and post-treatment, and the spraying agent meeting the requirements is prepared by fermenting a single plant or respectively fermenting mixed plants and then mixing according to a proportion under the conditions of proper temperature and pH. The problems that a traditional product is single in function, contains agrochemical components and is harmful to pets are solved, and the pet food is suitable for the indoor environment with pets and children and has high safety and practicability.

The invention relates to the technical field of green plant maintenance and discloses a green plant maintenance device and method for mine environment recovery and governance, the green plant maintenance device comprises a supporting cylinder, an operation box arranged on one side of the supporting cylinder, a rotating ring rotationally connected to the surface of an extending cylinder, and a connecting plate inserted into the surface of the rotating ring. The bottom of the operation box fixedly communicates with an adjusting shell, an anti-flow assembly is arranged in the operation box, and an anti-pressing assembly is arranged in the operation box. By using an anti-flow assembly, a connecting plate is inserted into the surface of a rotating ring, a driving motor is started and pushes the connecting plate, soil containing grass seeds in a soil planting box is laid on the periphery of a tree through soil dividing pieces, and gravel in a gravel box is laid on the outer diameter and the inner diameter of the soil containing the grass seeds through gravel dividing pieces; the gravels are laid to prevent soil loss in the initial stage, and after grass seeds grow to form turf, the turf protects soil around trees for a long time, so that the effect of preventing water and soil loss is achieved.

The invention relates to the technical field of plant maintenance, in particular to a root system directional irrigation system applied to ecological restoration, which comprises a water delivery pipe connected with a water delivery mechanism and a water seepage structure, the water delivery pipe is provided with a plurality of branch pipe orifices, and the water seepage structure comprises a water seepage pipe and an impurity removal structure; a water inlet pipe opening is formed in the upper portion of the water seepage pipe body, a valve connected with the branch pipe opening is arranged at the water inlet pipe opening, and a plurality of water seepage holes are formed in the lower portion of the water seepage pipe body. The impurity discharging structure is arranged in the water seepage pipe and comprises a collecting barrel and a conveying assembly arranged in the collecting barrel, the collecting barrel and the water seepage pipe are coaxially arranged, an impurity discharging opening is formed in the top of the collecting barrel, a plurality of impurity inlets are formed in the collecting barrel, and the impurity inlets correspond to the water seepage holes correspondingly; the conveying assembly is used for conveying impurities from the bottom of the collecting barrel to the top of the collecting barrel; the water seepage pipe and the impurity discharging structure are arranged, and therefore interference caused by operation of maintaining the water seepage pipe to plant growth is avoided.