539 results about "Storage pool" patented technology

The invention discloses a request path generation method and device, electronic equipment and a storage medium, and relates to the technical field of data storage, and the method comprises the steps: receiving a client request, and obtaining hardware configuration information of a storage cluster; dividing the storage pool into different speed levels based on hardware performance differences; positioning a target cache node through topology perception and obtaining the state of the target cache node; in combination with request features and cache node states, intelligently scheduling request data to a storage pool of a matching speed level; and finally generating and executing an optimized target storage path. According to the method and the device, the problem of poor request path generation performance caused by insufficient intelligent and efficient resource scheduling in related technologies in a heterogeneous hardware storage environment is solved, and the technical effects of improving the utilization efficiency of storage resources, reducing request processing delay and optimizing end-to-end storage access performance are achieved.

The invention relates to the technical field of wastewater treatment, and provides a pretreatment device and method for wastewater containing heavy metal ions, and the pretreatment device comprises a water inlet unit, a multi-stage reaction unit, a solid-liquid separation unit, a deep adsorption unit and an intelligent control unit; the water inlet unit comprises a wastewater storage pool and a pH adjusting pool, and the pH adjusting pool is provided with a pH sensor and a dosing device; the multi-stage reaction unit consists of three rotational flow reaction tanks which are connected in series, and spiral guide plates are arranged in the tanks to enhance mixing; the solid-liquid separation unit comprises an inclined plate sedimentation tank and a centrifugal filter; a sludge return pipe is arranged at the bottom of the inclined plate sedimentation tank and extends to the reaction tank; the deep adsorption unit is filled with a modified zeolite-activated carbon composite adsorbent, and a heavy metal ion concentration online monitor is arranged at the rear end; the intelligent control unit dynamically adjusts the dosage and the reaction time based on pH and concentration data. The device has the beneficial effects that the mixing efficiency of wastewater treatment is enhanced, the pH application range of wastewater treatment is widened, and the cost is reduced.

The invention discloses a fault recovery method of a storage pool, computer equipment, a storage medium and a product, and relates to the technical field of computers, and the method comprises the following steps: preferentially identifying and scanning a metadata area after the storage pool is offline, screening persistent effective metadata before offline, and storing the effective metadata in a database; metadata reconstruction is taken as a core to preferentially complete integration and restoration of a mapping relation between a logic address and a physical address instead of waiting for synchronous reconstruction of business data, so that the dilemma of long-time logic unavailability of a storage pool caused by synchronous processing of the metadata and the business data in a traditional restoration scheme is effectively broken through; according to the method, the target mapping relation table is quickly generated through conflict resolution and deletion completion processing, so that the interruption duration of the storage pool from offline to online can be remarkably shortened while the mapping accuracy is guaranteed, and the service access delay caused by unready metadata can be avoided.

The technology disclosed herein enables a higher-level process to perform storage volume management with knowledge of a physical storage backend underlying a storage volume. In a particular example, a method includes mounting a storage volume to a computing node of the computing nodes. The storage volume is stored in a storage pool of a plurality of underlying storage pools. The method further includes determining an identifier for the storage pool, receiving a request to duplicate the storage volume, and determining a second identifier for a second storage pool of the plurality of underlying storage pools to which the storage volume will be duplicated. When the second identifier matches the identifier, creating a clone of the storage volume rather than copying the storage volume to the second storage pool.

A data storage method is provided. The method includes generating a plurality of data blocks based on data to be stored and determining a target storage layer for the plurality of data blocks in a storage pool of at least one storage device. The storage pool has a multi-layer architecture including a plurality of storage layers. Each of the plurality of storage layers in the storage pool corresponds to a plurality of storage units, each storage unit in each storage layer contains a plurality of storage units in a next storage layer of the storage layer. The target storage layer is a storage layer in the storage pool that satisfies a first preset condition. The method further includes determining a plurality of target storage units from the storage pool based on the target storage layer and storing the plurality of data blocks based on the plurality of target storage units.

The invention discloses a data centralized control platform intelligent hierarchical storage system based on a distributed architecture, and relates to the field of data storage. According to the data centralized control platform intelligent hierarchical storage system based on the distributed architecture, key index characteristics of data are continuously collected through an intelligent hierarchical engine, a corresponding quantification mode is independently designed for each type of characteristics of the data for quantification processing, quantification results are normalized, then a comprehensive value score calculation formula is introduced, and a comprehensive value score is obtained. By designing a heterogeneous storage pool and integrating various storage rear ends, a logical storage hierarchy is formed, grading is carried out according to access characteristics of the data, and threshold division association is carried out on the data and the comprehensive value score of the data, so that the data can be automatically subjected to data grading storage according to a scoring rule; the data storage scheme is simplified, and meanwhile it is ensured that the high-value data has the advantages of being high in speed, low in delay and rapid in response during access.

The invention relates to the technical field of artificial intelligence infrastructure, in particular to a large-model high-concurrency reasoning storage hierarchical acceleration system, which comprises an access popularity acquisition module, a pressure analysis module, a migration execution module and a heterogeneous storage pool, the access popularity acquisition module is used for acquiring the access frequency A and the access delay D of model parameters in real time. The effects of sensing system pressure in real time and accurately triggering migration are achieved by arranging the access popularity acquisition module and the pressure analysis module, the access popularity acquisition module continuously monitors the access frequency and delay of model parameters, and the pressure analysis module calculates and stores a pressure index based on a historical peak value and a dynamic threshold value. When the index exceeds the preset threshold value, migration operation is triggered immediately, the problem that delay exceeds the standard due to storage I / O bottleneck in the financial transaction peak period is solved, the system can still keep millisecond-level response under tens of thousands of concurrent requests per second, and risk misinformation and missing report caused by delay jitter are avoided.

The invention provides an intelligent detection method and system for multiple pollutants in the urban solid waste incineration process, and belongs to the technical field of artificial intelligence. Inputting the input variables into the multi-module echo state network model to obtain predicted concentrations corresponding to the to-be-detected pollutants output by the multi-module echo state network model; wherein the multi-module echo state network model comprises two sub-modules, each sub-module is constructed for one pollutant, and each sub-module is provided with an independent input layer, a reserve pool and an output layer. According to the method, the multi-pollutant collaborative detection model based on the multi-module echo state network is constructed, and the concentration of various pollutants in the urban solid waste incineration process is accurately predicted through state sharing among the sub-modules.

The invention discloses a Kubernetes-based multi-tenant resource dynamic isolation method, which comprises the following steps of: constructing a CPU (Central Processing Unit) resource control group by utilizing cgropsv2, and realizing dynamic allocation of CPU resources in combination with a dynamic binding engine; constructing a physically isolated storage pool based on the Ceph distributed file system; the network namespace and eBPF flow control technology is utilized, and LWTunnel packaging is combined to realize tenant network complete isolation and QoS speed limitation; constructing an LSTM neural network prediction model to pre-judge a resource demand; a multi-level security system is constructed through AES-256 encryption, Seccomp / BPF container limitation and other technologies; and defining a dynamic strategy object by utilizing CRD to realize strategy management. Through dynamic adaptive resource scheduling, multi-level security protection and highly flexible customization capability, the cluster resource utilization rate can be improved, the CPU cross-NUMA access delay can be reduced, the malicious traffic interception rate can be improved, and the high-performance and high-security requirements of multi-industry and multi-tenant scenes such as finance and e-commerce can be met.

The invention relates to the technical field of regulation and storage pool operation management, in particular to an interactive control method and system for urban regulation and storage pool operation management. The method comprises the following steps: acquiring geometric structure parameters of the storage tank; setting dynamic boundary parameters based on the geometric structure parameters; wherein the dynamic boundary parameters comprise a safe water storage upper limit, a suggested emptying water level and a forced emptying water level; constructing a three-dimensional interactive visual interface containing a space-time constraint relation according to the dynamic boundary parameters; and in response to an interactive working condition switching instruction input in the three-dimensional interactive visual interface, performing virtual execution verification, and after the virtual execution verification is passed, converting the equipment linkage rehearsal sequence into a control instruction and issuing the control instruction so as to realize operation management of the urban regulation and storage pool. By constructing the three-dimensional water level dynamic boundary mapping and equipment linkage virtual rehearsal mechanism, visual perception of working condition switching and water hammer resistance safety verification are achieved, and the problems that the operation opportunity is difficult to judge and the hidden danger of misoperation is caused are solved.

The invention provides a multi-level tenant management method. A tree-shaped hierarchical structure with a root tenant as a vertex is constructed, dynamic association of sub-tenants and automatic increasing of hierarchical depth values are realized by utilizing parent tenant identifiers, and a depth-extensible architecture is constructed as required. The root tenant independently configures the function permission and the resource permission for each sub-tenant, and a rigid mechanism depending on a static strategy table or a fixed permission distribution mode is replaced. Meanwhile, by binding an attribution tenant identifier for a system resource and clearly distinguishing the resource attribute as a private resource or a controllable resource, dual verification based on a hierarchical relationship and the resource attribute can be carried out, a resource boundary between tenants is implemented at a resource access source, the risk of data leakage caused by no isolation of a shared storage pool mode is solved, and the system performance is improved. And the problem of low efficiency caused by manual configuration required by cross-level collaboration in a physical resource direct binding mode is solved, so that efficient and safe resource collaboration operation within an authorization range is supported while data security isolation is guaranteed.

The invention provides a multi-type storage cluster dynamic nano-management method based on a cloud platform, and belongs to the technical field of cloud platform storage resource management, a storage pool is used as a minimum management unit, a configuration center provides a unified nano-management entrance and is associated with a platform initialization process, and initialization of standardized parameters such as a storage cluster IP, an account and the like is automatically completed; after management, block storage, file storage or object storage types and exclusive parameters thereof are configured for the storage pool according to business requirements, and available storage pools are screened according to binding relations when storage services are created, so that resource mismatching is avoided. Bidirectional synchronization is carried out between the operation and maintenance resource management module and the storage module through a full life cycle by using an equipment SN number, so that state consistency and traceability are realized; expansion of newly added storage pools, unbinding of the storage pools and resource recovery are supported, and the resource utilization rate and the operation and maintenance efficiency are improved.

The utility model discloses a system for rapid dehydration treatment and recycling of shield slurry, which relates to the technical field of slurry treatment, and is characterized in that a slurry pool, a stirring pool, a storage pool and the like are arranged on a shield construction site, the slurry is dewatered and changed into muck through the steps of pumping water by a slurry pump, adding a gel breaker for stirring and the like, and then the muck is transported to a stacking yard for fermentation; and treating by a mud-stone separator, a screening device and the like, mixing with aggregate, adding a medicament, and stirring to form a consolidated material. The system can quickly reduce the water content of the slurry, effectively remove pathogenic bacteria and peculiar smell, realize refined dehydration and efficient resource utilization, reduce the transportation cost, reasonably utilize the site, and better meet the requirements of shield slurry treatment and resource utilization in projects such as subway construction.

The invention provides a storage pool fault risk prediction method and device and a product, and relates to the technical field of cloud computing. The method comprises the following steps: acquiring a health score of each storage unit according to hardware information of at least one storage unit included in a storage pool node; calculating a health score mean value of different types of storage units in the storage pool node according to the health score of each storage unit; and obtaining the health state score of the storage pool node according to the health score mean value of the plurality of different types of storage units and the weight value corresponding to the corresponding type of storage unit. According to the embodiment of the invention, the health score mean value of the storage unit of the corresponding type is calculated according to the health score obtained by the at least one storage unit included in the storage pool node by adopting the hardware information, and the health state score of the whole storage pool node is obtained by combining the weight value of the type; therefore, the overall hardware health state of the storage pool is scored in a unified manner, and the change of the hardware state is seen from the perspective of pooling.

The invention relates to a large-scale small file aggregation archiving storage and data addition, read-write and modification method, and the method comprises the steps: firstly obtaining a large-scale small file to be archived stored in a storage pool; and carrying out aggregation, filing and storage on the to-be-filed small files one by one based on the file aggregation structure capable of modifying the additional data. A file aggregation structure of modifiable appended data includes a metadata header field, an index field, a metadata block field, and a data block field. According to the large-scale small file aggregation archiving storage and data appending, read-write and modification method, a new file aggregation structure capable of modifying appended data is adopted to perform ordered aggregation archiving storage on the large-scale small files, and the structure allows direct modification and write-in operation on the small files in the aggregation file; and the whole file set does not need to be aggregated and archived again.

The invention relates to a virtual consistency multi-node message passing interface expansion method, device and equipment. The method comprises the following steps: deploying a distributed file system client at each computing node of a multi-node cluster, creating a unified virtual directory mounting point, transparently converting a file operation request under the unified virtual directory mounting point into a corresponding network protocol, and docking a global unified data storage pool, the unified virtual directory mounting point is used for providing consistent file views for all the computing nodes; pointing a file read-write path prefix of the message passing interface process to the unified virtual directory mounting point; and in response to the received user operation request, allocating computing nodes to the user operation request, ensuring that all the allocated computing nodes are mounted to the distributed file system, and starting a message passing interface process. By adopting the method, the consistency of the cross-node file view can be solved from the system level on the premise of not changing the communication logic.

The invention discloses an erasure storage pool data processing method and system based on a distributed storage system, and relates to the technical field of distributed storage data redundancy. According to the method, the main object storage device only undertakes the tasks of updating local data and synchronizing copies and does not need to undertake the whole task of'reading-modifying-encoding-writing ', so that the burden of the main object storage device is reduced, the main object storage device does not become a system bottleneck any more in a high-concurrency scene, and the user experience is improved. And the performance of the storage system is relatively improved. Moreover, the odd-even object storage device locally holds a complete data block copy, so that after receiving the target data block sent by the main object storage device, the odd-even object storage device can locally obtain the original data block corresponding to the target data block, and then can perform autonomous coding; the method does not need to depend on main object storage equipment or strip data of a full placement group, and avoids causing a large amount of redundant read-write and delay increase.

The utility model discloses a mining wastewater and sewage recovery treatment system which comprises a primary sedimentation tank, a sewage treatment tank and a waste storage tank, a first partition wall is arranged between the primary sedimentation tank and the sewage treatment tank, a second partition wall is arranged between the sewage treatment tank and the waste storage tank, the primary sedimentation tank is communicated with the sewage treatment tank, and the waste storage tank is communicated with the sewage treatment tank. An overflow tank is arranged in the sewage treatment tank, a secondary sedimentation tank is formed around the overflow tank, the sewage treatment tank and the overflow tank are in a shape like a Chinese character'hui ', and the overflow tank is connected with an external sewage treatment system through a pipeline; when in use, the mine wastewater and sewage recovery treatment system can ensure that construction water is circularly purified and used, saves resources, reduces dependence on external water sources, can also prevent sewage from being discharged to influence the environment, has good economic benefits and social benefits, and is suitable for popularization and use.

The invention relates to a method for determining cluster architecture and hardware configuration of a distributed storage system and related equipment. The method comprises the following steps: acquiring a user demand of the distributed storage system; according to the storage capacity requirement or the storage access mode requirement, a plurality of storage schemes are determined by searching in a hardware product information base and selecting storage pool types and storage pool configuration parameters; determining the number of core components of the distributed storage system to obtain the cluster architecture under each storage scheme; the read-write performance of the cluster architecture under each storage scheme and the cost of hardware configuration in the storage scheme are calculated, and candidate storage schemes meeting the cost requirement and the read-write performance requirement and the corresponding cluster architecture are screened from the multiple storage schemes. Therefore, the cluster architecture and the hardware configuration of the distributed storage system meeting the user requirements can be automatically and quickly determined for the user based on the user requirements.

The present disclosure relates to the technical field of distributed storage, and discloses a distributed storage cluster data rescue method and device, the method comprising: when detecting that an exception occurs in a storage pool, stopping an OSD process related to the storage pool, determining a target version number before the exception occurs in an OSD running graph; suspending a service of a cluster management process, performing version rollback on the cluster management process, and rolling back the OSD running graph from an original version number to the target version number; restarting the service of the cluster management process, pulling up the version number of the OSD running graph through the cluster management process, and when the pulled-up version number represents the latest version in the distributed storage cluster, restarting the OSD process related to the storage pool and activating the storage pool to rescue data in the storage pool. In the method provided in the present disclosure, the preset database is rolled back and pulled up in version, so that the data in the storage pool can be recovered and rescued when the storage pool appears an exception, and the fault tolerance and stability of the system are increased.

The invention discloses an intelligent regulation and control domestic sewage and initial rainwater cooperative treatment system and method, and the method comprises the steps: S1, separating the severely polluted initial rainwater from clean middle and later rainwater, and guiding the initial rainwater to a regulation and storage pool; s2, storing the seriously polluted initial rainwater in the regulation and storage tank, and homogenizing the water quantity and the water quality; s3, directly introducing the homogenized initial rainwater into the tail end of a sewage treatment system, namely a biochemical treatment unit; s4, the introduced initial rainwater and domestic sewage from the front end of the sewage treatment system are fully mixed in a biochemical treatment unit, subjected to nitrification, denitrification and organic matter degradation together and then enter a subsequent secondary sedimentation tank to be subjected to mud-water separation, and supernate obtained through sedimentation is disinfected and then discharged or recycled after reaching the standard; the initial rainwater is directly introduced into the biochemical treatment unit, so that the ineffective circulation of the initial rainwater in the front-end physical treatment unit is avoided, and the strong pollutant degradation capability of the biochemical treatment unit is fully utilized.

The present application relates to a kind of underpass peak-shifting regulation and storage anti-flooding system and regulation and storage method, belong to urban drainage field, especially to a kind of urban road overpass underpass anti-flooding system.By regulation and storage unit, pump station, control unit is formed, regulation and storage unit is set in underpass approach, does not occupy land additionally, several series regulation and storage pools are arranged in ladder shape, and the road surface rainwater of underpass is collected and discharged into regulation and storage pool temporary storage.In the whole rainfall process, control unit according to rainfall amount dynamically controls the flow of regulation and storage pool into pump station, so that rainwater in storm peak time period is stored by peak-shifting regulation, reduces the flow of regulation and storage pool into pump station in rainfall peak, effectively deal with extreme weather rainfall, prevent pump station from exceeding discharge capacity and not discharging to cause underpass waterlogging.

The invention of intelligent subsurface injection irrigation system is a type of integrated injection irrigation system that intelligently irrigates plants and uses available water resources with maximum economy and highest possible efficiency. The present invention includes an inverted conical tank and a water supply system equipped with a floater, a digital moisture meter sensor equipped with a transmitter as well as a humidity sensor information transmission system and also a sensor and thermostatic valve system for connecting and disconnecting the water, a water transfer pump from the main water storage pool to the water transfer network, a control room and a liquid fertilizer injection system in the transfer network as well as a bypass equipped with a valve in the water transfer network and a water storage pool and aquaculture. Also this invention relates to subsurface irrigation methods and systems for detection of humidity and temperature for correct watering.

The utility model relates to a wastewater treatment technology, and discloses a wastewater filtration treatment system for aquaculture, which comprises an aquaculture pond, a coarse filtration structure, a fine filtration structure, a sterilization and disinfection structure, a purified water storage pond and a PLC (Programmable Logic Controller), a hair filter of the coarse filtering structure is connected with an automatic backwashing device, and a first water quality monitoring sensor is arranged on the coarse filtering structure; the fine filtration structure comprises an upper activated carbon adsorption layer, an anthracite filter material layer, a quartz sand filter material layer and a cobblestone filter material layer, a second water quality monitoring sensor is mounted on the fine filtration structure, the fine filtration structure is connected with the sedimentation tank, a third water quality monitoring sensor and a lifting water pump, and the fine filtration structure is connected with an ozone generator. The ozone generator is provided with an aeration head, the aeration head is connected with the purified water storage pool, the ozone generator is provided with a fifth water quality monitoring sensor, the purified water storage pool is provided with a sixth water quality monitoring sensor and a recycling pump, and the recycling pump is connected with the aquaculture pond.

The present application relates to the technical field of storage devices, and in particular to a storage pool management method, device, storage system, computer equipment, and medium. The storage pool management method includes: obtaining a management instruction for a storage pool; wherein the management instruction is used to adjust an existing storage volume in the storage pool or create a new storage volume; evaluating whether the storage pool meets an over-provisioning threshold condition after executing the management instruction; wherein the over-provisioning threshold condition includes a ratio between the virtual configuration capacity and the physical capacity of the storage pool and / or storage volume; and executing the management instruction in response to determining that the over-provisioning threshold condition is met. The use of this method can pre-constrain the over-allocation function of the storage pool to improve the stability of the storage system.

The utility model relates to the technical field of entertainment equipment, and discloses coin pushing entertainment equipment which comprises a machine table; the coin pushing part comprises a coin storage pool, a pushing plate, a first driving piece, a coin receiving funnel, a second driving piece and a game coin throwing device, the coin storage pool is installed on the machine table, the pushing plate is arranged on the top face of the coin storage pool in a sliding mode, the power output end of the first driving piece is connected with the pushing plate, and the coin receiving funnel is arranged on the machine table in a sliding mode; the power output end of the second driving piece is connected with the coin receiving funnel, a coin outlet of the coin receiving funnel is located above the push plate, the coin receiving funnel is provided with a first channel, a first sensor is arranged in the first channel, the game coin throwing device is installed on the machine table, and a launching opening of the game coin throwing device faces the coin receiving funnel; a ball outlet of the ball throwing module faces the coin storage pool, the ball throwing module can throw a first ball into the coin storage pool, and the first sensor is electrically connected with the ball throwing module. According to the coin pushing amusement equipment provided by the utility model, the ball body can be put into the coin storage pool to assist in pushing game coins, so that the game coins fall into the falling opening more easily.

The embodiment of the invention relates to the technical field of data processing and transmission, and provides a data transmission method and system based on dynamic routing and intelligent storage scheduling, and the system comprises a Kafka data input layer which is used for receiving a to-be-transmitted message queue inputted by a user; the transmission service module is used for analyzing the message queue and delivering the message queue to a target queue according to the selected dynamic route; the storage scheduling engine is used for carrying out storage resource allocation on the target queue according to the residual capacity of the storage equipment, and scheduling the storage resource position of the target queue for the health degree prediction data of the storage equipment based on a prediction model; the physical storage pool is used for storing the target queue, and the physical storage pool is composed of the storage devices. Therefore, the message delivery delay is remarkably reduced, and breakthrough improvement is achieved on the two key indexes of average delay and high-load extreme delay.

The utility model relates to the technical field of water-logged compost of organic fertilizer, in particular to a mechanical water and fertilizer retting device for animal waste, which comprises a cellar, a fertilizer storage pool, a stirring block, motors, rope winders, a sliding chute, a fertilizer outlet hose, a submersible pump and a fertilizer containing pipe, the motors and the rope winders are arranged on pool edges of two opposite sides of the cellar, the stirring block is arranged at the bottom of the cellar, and the sliding chute is arranged on the bottom of the cellar. Traction ropes are arranged on the two sides of the stirring block, and the traction ropes on the two sides are connected with rope winders on the two sides of the cellar respectively; the fertilizer storage pool is arranged beside the cellar, the fertilizer storage pool and the cellar are separated through a partition wall, a fertilizer outlet is formed in the lower portion of the partition wall, a submersible pump is arranged at the bottom of the fertilizer storage pool, and an outlet of the submersible pump is communicated with a vertically-arranged fertilizer containing pipe; water and fertilizer in the pit can be fully stirred by driving the stirring block through the motor, the functions of water and fertilizer retting, stirring and loading are realized through the structural design of the rope winding wheel and the connecting middle shaft of the rope winder, the cost is effectively saved, the water-logged composting efficiency is high, and the water-logged composting device is economical and practical.

The application relates to a cooling system of long-time high-power airborne electronic equipment, and belongs to the technical field of aircraft equipment heat dissipation, and solves the problem of insufficient heat dissipation efficiency of high-power electronic equipment of a subsonic aircraft. The cooling system comprises a heat dissipation structural member, a driving pump, a heat storage pool and an aircraft skin; the electronic equipment is in contact with the heat dissipation structural member, the heat dissipation structural member is heated and the electronic equipment is cooled at the same time through heat conduction; the heat dissipation structural member is internally provided with a cooling liquid internal flow channel for circulating cooling liquid; the driving pump is used for driving the cooling liquid to circulate between the heat dissipation structural member and the heat storage pool; the heat storage pool internally stores the cooling liquid; the cooling liquid can circulate between the heat storage pool and the aircraft skin and conduct heat to the external environment. The application can transfer heat to the external environment by driving the cooling liquid to circulate between the heat dissipation structural member, the heat storage pool and the aircraft skin, so that effective and rapid heat dissipation of the electronic equipment is realized.

The utility model discloses a rainwater recycling device, which relates to the technical field of rainwater recycling, and comprises a rainwater collecting unit, an ecological purification unit and a water recycling unit, the rainwater collecting unit comprises a water storage disc and a storage pool, the storage pool is used for storing rainwater, a planting disc is arranged in the water storage disc, a rainwater circulating pump is arranged at the bottom of the storage pool, and the ecological purification unit is connected with the rainwater recycling unit. The rainwater circulation header pipe is communicated with the water inlet end of the planting disc, the water outlet pipe is communicated with the water outlet end of the planting disc, the constructed wetland is arranged in the planting disc to ecologically purify rainwater flowing into the planting disc from the rainwater circulation header pipe, and the purified rainwater flows out of the water outlet pipe and flows into the storage pool through the water outlet pipe; the reuse water unit comprises a reuse water pump and a reuse water header pipe, the reuse water pump is arranged in the storage pool, one end of the reuse water header pipe is used for being communicated with the reuse water pump, the other end of the reuse water header pipe is used for being communicated with the purified water collection and utilization unit, the structure is simple, use is convenient, and the energy-saving, low-carbon and environment-friendly requirements are met.