305 results about "Floating island" patented technology

The invention discloses a sustainable luring ecological floating island system which is characterized in that fish schools in an open type water area are induced to enter a water area where an ecological floating island is located through planned enhancement releasing feeding and going out, and the fish schools in the water area where the ecological floating island is located are captured through a fishing device and put into a besieging space. The method can ensure that the species and number of aquatic organisms in an ecological floating island ecological system are kept relatively stable within a certain time, conforms to the development concept of sustainable fishery, can enable fishing and fishing pleasure and ecological environment protection to cooperatively develop, can ensure that the fishing and fishing pleasure can be continuously and healthily carried out for a long time, and has a wide application prospect. Therefore, a sustainable and stable fishing place is provided for fishing enthusiasts through a sustainable inducing and breeding combined mode, and meanwhile protection and recovery of a water area ecological system are considered; the invention further discloses a sustainable fishing method of the sustainable luring ecological floating island system, and by means of a sustainable luring combination mode of the ecological floating island system, catching and fishing activities can be continuously carried out.

An ecological combined constructed wetland system for rare earth mine tail water treatment is characterized in that a downward vertical flow wetland and an upward vertical flow wetland of a three-stage combined wetland system are communicated through a bottom communicating pipe, and the upward vertical flow wetland and a floating island wetland are communicated through an upper overflow weir; the tail water treated by the sewage adjusting tank sequentially flows through the downward vertical flow wetland, the upward vertical flow wetland and the floating island wetland; each of the downward vertical flow wetland and the upward vertical flow wetland comprises a filler layer with a three-layer structure, and the upper layer is a plant substrate layer and is composed of fine sand or sandy loam; the middle layer is a functional material layer and is composed of hematite, zeolite or activated carbon; the lower layer is a supporting layer and is composed of coarse sand or gravel; and the aquatic plants of the floating island wetland adsorb pollutants in the water body through root systems, and decompose residual pollutants by utilizing the metabolism of the plants. The tail water treatment device can efficiently remove particular pollutants such as ammonia nitrogen, nitrate nitrogen, heavy metals and rare earth elements in the tail water of the rare earth mine.

The invention relates to the technical field of ecological water treatment, in particular to a water purification ecological floating island device for black and odorous water treatment, which comprises six planting platforms, a floating frame and an anchor reef, the six planting platforms are movably connected, a suspension reef is arranged at the top of the anchor reef, an upper connecting rope is mounted at the top of the suspension reef, and a lower connecting rope is mounted at the bottom of the floating frame. The tops of the upper connecting ropes and the bottom of the planting platform are assembled, and a separation net is sewn between the upper connecting ropes. The water purification ecological floating island device for black and odorous water body treatment has the advantages that emergent aquatic plants are planted by arranging the planting platform, and due to obstruction of the filler layer, water in contact with plant root systems can be preliminarily filtered through filler in the filler layer; the ecological floating island has the advantages that solid pollutants or flocculent pollutants in a water body can be collected for later treatment, a living space for fishes in the water body is provided, the direct influence of the pollutants on the ecological floating island is reduced, and meanwhile, the water body purification efficiency is improved.

The invention relates to the technical field of sewage treatment devices, and discloses an ecological floating island for river regulation and purification, which comprises a floating bed, a photovoltaic energy storage assembly is fixedly arranged on one side of the top of the floating bed, a guide plate is fixedly arranged on one side of the floating bed, a plurality of circulation grooves are formed in a plate body of the guide plate, and the circulation grooves are communicated with the photovoltaic energy storage assembly. The flow guide plate is matched with the circulation groove to guide part of water flow to the side face of the floating bed, and two adjusting plates are arranged on one side of the flow guide plate. A moving rod is matched with a moving cylinder to move under the driving action of an electric push rod or a flow baffle according to the flow speed of water flow, and is matched with a sliding sleeve to drive an adjusting plate to move, so that the area of an overlapping region of an adjusting groove and a circulating groove is matched with the range of the flow speed of the water flow; the flow of water flowing through the circulating groove is within a rated range under the flow guide effect of the flow guide plate, so that the duration of the pollutants flowing through the rhizome area of the emergent aquatic plant is ensured, and the water purification efficiency is further improved through medicament feeding under the condition.

The invention relates to the technical field of marine ecological environment regulation and control, in particular to an offshore wind power driven ecological floating island blue carbon capture and regulation self-adaption method, which comprises the following steps: S1, acquiring the flow velocity gradient, chlorophyll a concentration and dissolved inorganic carbon content of a target sea area, and acquiring torque fluctuation data of a main shaft of a wind power device; s2, calculating a unit area carbon flux threshold value of the floating island; s3, generating a floating island matrix permeability adjusting instruction according to the carbon flux threshold value; s4, triggering a salinity gradient power generation module to generate compensation electric energy; s5, activating a micro-fluidic chip by using the compensation electric energy, and controlling the opening and closing frequency of pores of the mangrove forest; and S6, dynamically correcting the distribution of balancing weights of the floating island, so that the deposition rate of blue carbon is stabilized in a target interval. According to the method, wind power energy prediction, carbon flux calculation and floating island self-adaptive structure regulation and control are integrated in real time, efficient and stable operation of the blue carbon capture process of the floating island in the complex marine environment is achieved, and therefore the carbon fixing efficiency is remarkably improved.

A modular ecological floating island with a plant-microbe combination, characterized in that it comprises the following: a floating shell body which is provided with a cavity extending through a thickness direction of the floating shell body; a planting trough that has a tubular structure with an open top and a closed bottom and is removablely arranged within the cavity, where the underside of the planting trough is lower than the lower surface of the floating bowl body; a filter screen that is attached horizontally inside the planting trough and divides the planting trough into an upper planting area and a lower bioreaction area; where aquatic plants are planted in the planting area; wherein the floating shell body is provided on one side with a tenon connection structure, wherein the adjacent floating shell bodies are joined horizontally and vertically by the tenon connection structure.

The invention provides a sponge city river ecological environment comprehensive treatment and later maintenance intelligent management and control platform, and relates to the technical field of urban water environment treatment. Comprising an Internet of Things sensing layer, the Internet of Things sensing layer is composed of a water quality sensor, a flow monitor and a meteorological station, the multistage ecological purification module comprises a front sedimentation tank, an ecological floating island unit, a biological filter and an artificial wetland, the ecological floating island adopts a modified polyethylene base material to plant stain-resistant aquatic plants, and a biological filler is suspended at the bottom of the floating island; and the intelligent management and control system integrates a dynamic water quality model and an AI algorithm, automatically regulates and controls the aeration equipment, the ecological water replenishing valve and the agent adding device according to real-time data, and realizes dissolved oxygen balance and pollutant reduction of the river channel. Dynamic regulation and control of water quality are achieved through the Internet of Things sensing layer and the AI prediction model, the total nitrogen removal rate is stabilized to be 75% or above, the runoff coefficient in the rainstorm period is reduced to 0.45, and 95% of suspended solids are intercepted.

The invention provides a multifunctional self-adaptive reservoir and river channel combined desilting device which comprises a floating island device, a detection mechanism and a suction mechanism, the detection mechanism is connected to the floating island device, located underwater and used for detecting the silting position, and the suction mechanism is used for sucking sludge into the floating island device; the floating island device comprises a floating island box, a buoyancy bottom plate and a compression mechanism, the bottom of the floating island box is connected with the buoyancy bottom plate, the compression mechanism used for compressing sludge is arranged in the floating island box, the side wall of the floating island box is communicated with a sludge discharge port of the suction mechanism, and a plurality of overflow ports are formed in the side wall of the floating island box. The device is scientific and reasonable in structural design, the combined split design is adopted, the dredging strategy is adjusted through a remote detection control mode, the dredging efficiency is optimized, dredging is more reasonable, energy charging is easy, convenient and reliable, stability is high, and application and popularization can be achieved.

The utility model discloses a water body purification ecological floating island, and particularly relates to the technical field of ecological floating islands, the water body purification ecological floating island comprises a planting pot used for planting plants, a floating bed plate is arranged at the outer end of the planting pot, and the cross section of the floating bed plate is in a regular octagon shape; splicing assemblies used for connecting the multiple floating bed plates together are installed on the side edges of the floating bed plates. The splicing assembly comprises eight triangular floating plates, the eight triangular floating plates are movably connected with the eight side edges of the floating bed plate through hinges respectively, and the cross section of each triangular floating plate is in the shape of an equilateral right triangle. According to the utility model, the triangular floating plates at different positions are turned over downwards, so that the single ecological floating bed is square, all the triangular floating plates are turned over downwards, so that the single ecological floating bed is regular octagonal, the shapes and types of the single ecological floating bed are enriched, and the single ecological floating bed provided by the utility model can have different shapes after being spliced.

The utility model discloses integrated equipment for water body detection and purification in the technical field of water body treatment, which comprises a box body, an air pump, a plant storage tank, a detection outer rod and an inner detection head, the air pump is communicated with aeration pipes, a propelling nozzle and an air bag through pipelines, and a plurality of aeration pipes are arranged at the bottom of the box body. The left side and the right side of the back face of the box body are each provided with a plurality of propelling nozzles, the two detection outer rods extend out of the left side and the right side of the box body respectively, and an inner detection head is arranged in the box body. Different plants can be planted on the integrated floating island of the device, so that the purpose of purifying various pollutants is achieved; meanwhile, an aeration function is also added, so that ultramicro bubbles can be released underwater; the device can also detect the water quality and hydrology of a water body, and can also detect the water quality of initial rainwater by extending the detection outer rod into a river rainwater discharge port.

The utility model relates to the field of ecological floating islands, in particular to an ecological floating island planting base plate based on root system protection, which comprises two floating plates. Two second connecting mechanisms are arranged, so that the problems of insufficient connecting stability and inconvenience in position adjustment of a traditional base plate are solved, in hinged connection, the first mounting blocks of the adjacent base plates are fixedly connected with the U-shaped seats and the connecting blocks respectively, the U-shaped seats and the connecting blocks are rotationally connected through the pin shafts, and the base plates are allowed to flexibly adjust angles along with water surface fluctuation when being impacted by water flow; stress concentration of rigid connection is avoided, pulling damage of water flow to connecting parts is reduced, the multi-base-disc combination is kept stable in a dynamic water area, the overall impact resistance is remarkably improved, and the adaptability of the ecological floating island to water surface fluctuation is effectively improved by arranging the buoyancy supporting structure.

The utility model belongs to the technical field of wetland restoration, in particular to a water quality purification floating island for modularized wetland restoration, which is characterized in that magnets are fixed in holes formed in four side edges of a first foam board and a second foam board, and limiting bumps are integrally formed on two adjacent side edges of a plastic protective edge; limiting holes matched with the limiting protruding blocks are formed in the other two adjacent side edges of the plastic protection edge, the limiting holes extend to the side edges of the first foam board and the center hole when being formed, and S poles of magnetic fields of magnets installed on the opposite sides of the first foam board and the center hole point to the limiting protruding blocks. A limiting lug integrally formed on the side surface of one plastic safe edge is inserted into a limiting hole formed in the side surface of the other plastic safe edge, so that the first floating module and the second floating modules as well as the two second floating modules are magnetically attracted and fixed through magnets; therefore, the convenience and the stability of modular assembly of the first floating module and the second floating module are improved.

The invention relates to the technical field of water treatment, in particular to a water treatment device for water conservancy ecological management. Green plant planting grooves are formed in the green plant floating island; a plurality of fixed vertical frames are annularly and fixedly assembled at the bottom of the green plant floating island at equal intervals, a treatment suction hopper is integrally fixed to the bottom ends of the fixed vertical frames, and a water conservancy treatment structure for actively pulling and collecting floating garbage on the water surface on the periphery of the green plant floating island is arranged below the treatment suction hopper. The green plant floating island has the effect of efficiently cleaning water surface garbage, the water conservancy treatment structure can pull water flow on the water surface to form water flow vortexes, then the water surface garbage floating around the green plant floating island is effectively collected and cleaned, the environmental sanitation condition of a water area is improved, the water surface is kept clean, and the overall attractiveness of the water area is improved.

The application relates to the field of water ecological environment, in particular to a floating island device for water ecological environment, which comprises a floating block, the floating block is spliced by a plurality of rectangular block structures, hollow floating pipes for fixation are arranged at the edges of the floating block, inclined plates are installed on the four edges of the floating block, support plates are arranged in the middle sides of the inclined plates, the support plates are cross-shaped, fixed columns are arranged at the centers, the fixed columns contain power supplies, and vertical telescopic rods are installed in the inner sides of the vertically arranged support plates. The extendable air cushion structure can splice multiple floating islands into a whole according to actual control and the size of current wind and waves, and can directly adhere to the bank when necessary, so that the overall fixation integrity and the fixation effect with the bank are provided, and the phenomenon that the floating islands collide with each other to cause damage to the floating blocks is prevented.

The invention relates to the field of marine floating bridges, and discloses a marine floating bridge floating island module which comprises a seabed pile foundation, the side wall of the top end of the seabed pile foundation is sleeved with a lifting lug a through a cable a, the surface of the top end of the seabed pile foundation is sleeved with a lifting lug b through a cable b, and floating bridge mechanisms are arranged on the surfaces of the lifting lug b and the lifting lug a. The platform can be quickly built at positions such as the sea surface so as to cope with different use environments. A storm-resistant stable system is constructed through a semi-cylindrical structure, a two-way mooring rope and gravity center adjustment, the curved surface contour of a semi-cylindrical floating plate can guide waves to flow along the side face of a plate body, front impact is avoided, wave impact force is dispersed, and the transverse swing angle is controlled within 5 degrees; the seabed pile foundation forms pull-down and side-pull two-way fixation through the mooring rope a and the mooring rope b, vertical movement is limited, horizontal drifting is restrained, and the module is prevented from being separated from a preset area; the gravity center of the sealed clean water bags in the water storage cavity can be flexibly adjusted by increasing and decreasing the number.

The invention discloses a water body remediation system and method. The remediation system comprises a gas and medicine supply assembly, a composite supply pipe and an ecological floating island, wherein one end of the composite supply pipe is connected with the gas and medicine supply assembly, and the other end of the composite supply pipe extends into a water body; the medicament release assembly comprises a first box body, at least one air bag arranged in the first box body, a driving disc rotationally arranged on the side wall of the first box body, and at least one shifting rod arranged on the driving disc and used for pushing the air bag, an impeller is arranged in the air supply pipe located at a shaft rod of the driving disc, and the impeller is connected with the shaft rod of the driving disc. According to the water body remediation system, the gas medicine supply assembly is synchronously driven by utilizing gas conveying power of the aeration pump, so that medicine powder can be conveyed while water body aeration is performed along with the composite supply pipe, and a small amount of medicine powder can be added for multiple times.

This invention provides a composite ecological restoration system and method for agricultural non-point source pollution in lakes. The system includes several pre-treatment reservoirs located at the lake's edge, each including a sedimentation zone, a shallow water purification zone, and a deep water purification zone; several water quality improvement wetlands adjacent to the pre-treatment reservoirs; several ecological interception ditches located at the entry points of agricultural non-point source pollution into the lake; a shoreline ecological interception zone surrounding the lake and located along its shoreline; an ecological enclosure adjacent to the water quality improvement wetlands, within which a submerged plant restoration zone is arranged; several submerged plant restoration zones are located inside the ecological enclosure; and ecological floating islands are evenly distributed within the lake. This invention can effectively address the complex and variable nature of lake non-point source pollution, improve the treatment effect of lake non-point source pollution, and achieve the goal of treating different types of lakes.

The utility model discloses a planting purification type ecological floating island suitable for terrestrial plants, and relates to the technical field of ecological floating islands, the planting purification type ecological floating island comprises a module, the upper end of the left side of the module is fixedly connected with a mounting seat, the lower end of the right side of the module is fixedly connected with a connecting seat, and the interior of the mounting seat is slidably connected with a sliding block; the lower end of the sliding block is fixedly connected with a limiting block, and a limiting groove is formed in the connecting base. According to the planting purification type ecological floating island suitable for terrestrial plants, the mounting base, the connecting base, the limiting block, the spring and other components are arranged, the spring can drive the limiting block to be connected with the connecting base in a clamped mode, the mounting base and the connecting base can be installed together, and the two modules can be assembled together; the problems that the planting purification type ecological floating island suitable for terrestrial plants is inconvenient to assemble during use and inconvenient to assemble are solved.

The application discloses a kind of water pollution on-line monitoring equipment, it is related to water detection technical field, including floating island and monitoring mechanism, sample reservation mechanism is arranged in floating island, floating island includes float, balance cover and upper support, float is arranged with air chamber, equipment cabin and sample reservation chamber, monitoring mechanism includes detector and monitoring probe, detector is installed in equipment cabin, monitoring probe is fixedly installed at the bottom of float, sample reservation mechanism includes rotary table, test tube rack, negative pressure test tube, sampling station, puncture needle, suction hose and telescopic cylinder, sample reservation mechanism is installed in sample reservation chamber.The application has the advantages of automatic sample reservation, active posture balance, sample identification and light protection, autonomous position adjustment, solves the problem that existing float type monitoring equipment cannot reserve sample in time, weak wind and wave resistance, maintenance difficulty and lack of dynamic control ability.

The present invention discloses a water planting box and an ecological floating island. The water planting box includes a floating board and a planting board. The floating board is horizontally arranged, and the planting board is horizontally arranged above the floating board. The planting board has a plurality of planting holes penetrating through it up and down. The planting board is connected to the floating board through a height adjusting member, and the height adjusting member is used to adjust the height of the planting board relative to the floating board, so that the distance between the floating board and the planting board can be flexibly adjusted as needed, thereby adjusting the distance to the water surface.

The application discloses a method for treating rural sewage by using natural freezing, and belongs to the technical field of sewage treatment. The method for treating rural sewage by using natural freezing comprises the following steps: step one, collecting rural sewage, flowing the rural sewage into a grit chamber through a grid for sedimentation, adjusting pH, adding a composite adsorption material for adsorption treatment, and obtaining pretreated rural sewage; step two, adding the pretreated rural sewage into a water storage tank, then discharging the pretreated rural sewage into a treatment tank, connecting a sludge tank to a four-stage treatment tank, using natural cooling to freeze, moving ice bodies in the treatment tank into an ice storage tank, then sequentially discharging sewage into a next-stage treatment tank, and repeating the operation; and step three, after temperature rises, using an ecological floating island technology to treat mixed sewage in the sludge tank, and using ice in the ice storage tank after the ice is dissolved for rural landscape and agricultural irrigation. The method can simply and efficiently treat rural sewage.

This utility model relates to the field of river management technology and discloses a movable micro ecological floating island, including a floating bed. Multiple planting tubes are movably connected vertically through the interior of the floating bed. A retaining ring is fixedly fitted onto the outside of each planting tube above the floating bed. Clamping mechanisms are provided on both the front and rear sides of the planting tubes on the upper surface of the floating bed. Positioning mechanisms are provided at the four corners of the upper surface of the floating bed. This utility model utilizes a pawl and ratchet locking design. After the positioning anchor sinks to the bottom of the water under gravity, releasing the pawl enables one-way self-locking of the rocker arm, effectively preventing the positioning rope from loosening and ensuring that the floating bed does not shift under water flow or wind force, ensuring stable and reliable positioning. Simultaneously, when moving the floating island, simply turning the rocker arm clockwise quickly retracts the positioning rope and anchor, making operation simple and quick, significantly improving the efficiency of floating island position adjustment and relocation.

The invention relates to a static light long-distance sea-crossing permanent railway and highway floating bridge, which is a fundamental change for the design thought of building a long-distance sea-crossing permanent bridge. The biggest problem to be solved is that piers do not need to be built on straits and seabed, the construction difficulty and work amount of cross-sea bridge construction are greatly reduced, and the influence on the straits ecological environment is small. The technical key points are as follows: 1, N relatively static floating islands are built by utilizing seawater buoyancy, the floating islands are synthesized from cheap materials, and bridges are erected on the floating islands; 2, each floating island is formed by uniformly distributing m seabed stainless steel wire ropes on the left side and the right side of the floating island, straightening and firmly holding the seabed stainless steel wire ropes, and the m stainless steel wire ropes are wound and tied on the m reinforced concrete blocks sinking into the seabed respectively; and 3, the absolute horizontal height of the floating island is not changed. The floating island does not freely float on the water surface, and at the lowest tide level, the buoyancy ensures that the m strands of stainless steel wire ropes have moderate tension. And 4, the core principle is as follows: mechanical balance, namely buoyancy F1 = borne bridge gravity G + tensile force F2 of a seafloor stainless steel wire rope.

The utility model relates to the technical field of ecological floating islands, and provides a stepped ecological floating island device which comprises a floating plate, first movable rods are movably embedded in the positions, close to the top, of the outer side of the floating plate, supporting columns are fixedly arranged on the outer sides of the first movable rods in a sleeving mode, and first connecting pieces are movably embedded in the positions, close to the bottom, of the outer side of the floating plate. The left sides of the two first connecting pieces are both fixedly provided with forward rotation lead screws, and the outer surfaces of the left sides of the two forward rotation lead screws are both in threaded connection with sleeves. During use, through the arrangement of the containing box and the supporting column structure, the containing box can be unfolded in a stepped mode by rotating the sleeves, habitats of different heights are provided, and the habitats of different heights can be provided; according to the floating island device, a suitable habitat is provided for various aquatic plants and organisms, so that diversified plant communities are formed, the complexity and diversity of an ecological system are improved, and meanwhile, the floating island device can be folded and is convenient to store.

The utility model discloses an ecological purification system for a water intake of a riverway, which relates to the technical field of water ecological purification and particularly comprises a first soft enclosure, a second soft enclosure and a third soft enclosure, the first soft enclosure, the second soft enclosure and the third soft enclosure are sequentially arranged and are all in a similar arc shape, the first soft enclosure is arranged on an upstream face, and the second soft enclosure is arranged on a downstream face. The second soft enclosure is arranged on the inner side of the water intake; a filtering area is formed between the first soft enclosure and the second soft enclosure, a filtering assembly is arranged in the filtering area, a floating island area is formed between the second soft enclosure and the third soft enclosure, aquatic plants and first filler are arranged in the floating island area, and the first filler is arranged below the aquatic plants. According to the ecological purification system for the riverway water intake, the three soft enclosures are designed, the filtering area and the floating island area are formed, functional distinguishing is achieved, water at the water intake is purified in the modes of physical filtering, biological purification and ecological buffering, the water quality of the water intake is remarkably improved, and burden is relieved for subsequent water treatment.

The invention discloses a method for treating rural sewage in a natural freezing mode, and belongs to the technical field of sewage treatment. The method for treating the rural sewage by utilizing the natural freezing mode comprises the following steps: step 1, enabling the collected rural sewage to flow into a grit chamber through a grid, and carrying out sedimentation, pH regulation and adsorption treatment by adding a composite adsorption material, so as to obtain pretreated rural sewage; 2, the pretreated rural sewage is added into a water storage pond and then discharged into treatment ponds, the four-stage treatment pond is connected with a sludge pond, ice bodies in the treatment ponds are moved into an ice storage pond through natural cooling and freezing, then the sewage is sequentially discharged into the next-stage treatment pond, and operation is repeated; and 3, after the temperature rises, treating the mixed sewage in the sludge tank by utilizing an ecological floating island technology, and dissolving ice in the ice storage tank to be used as water for rural landscape and agricultural irrigation. Through the method, rural sewage can be simply and efficiently treated.

According to the modularized ecological floating island, a modularized main body is of a hexagonal structure and can movably float on a water body, and the hexagonal structure is provided with connecting structures used for mutual combination; the plurality of aeration systems are arranged at the bottom of the modular main body, and each aeration system comprises a plurality of aeration heads which obliquely extend from the modular main body at different inclination angles; the plurality of magnetic anchoring systems are arranged at the bottom of the modular main body and are arranged at intervals with the aeration system; each magnetic anchoring system comprises an electromagnet which can be adsorbed to a magnet in water; the controller is connected with the aeration system and the magnetic anchoring system; the storage battery is connected with the aeration system, the magnetic anchoring system and the controller; the solar device is arranged on the top of the modular body and connected with the storage battery. The plant substrate area is arranged on the floating carrier; the emergent aquatic plants and the submerged plants are planted in the plant planting area.

This utility model provides an artificial ecological floating island structure, including a circular frame and mounting rods arranged in the diameter direction of the circular frame. Floats are connected inside the frame, and matching fan-shaped planting troughs are installed between adjacent mounting rods. In this way, there are only mounting rods between two adjacent planting troughs. Compared with the large blank space between two planting troughs in the original design, the area of ​​the planting troughs can be increased under the same water surface area, thereby planting more aquatic plants and enhancing the efficiency of water body ecological management.

This invention discloses a floating water detection device for environmental engineering, relating to the field of water detection. It includes a central floating island and two detection floating islands symmetrically arranged on either side of the central floating island. Each detection floating island includes a horizontal plate, a sealing cover at the top of the horizontal plate, and an air flotation cavity at the bottom of the horizontal plate. A docking portion is provided on one side of the horizontal plate, and a power supply component is located inside the sealing cover. A water detection component with a detection end sequentially penetrating the horizontal plate and the air flotation cavity and extending to the lower part of the air flotation cavity is located at the top of the horizontal plate. An automatic opening and closing component is located at the bottom of the air flotation cavity. An anchoring component is provided on the outer wall of the central floating island, and two symmetrically arranged retraction and deployment components are located inside the central floating island. Two guide frames are symmetrically arranged on both sides of the central floating island, and the execution end of the retraction and deployment components is connected to a cable. The detection device of this invention adopts a central dual-detection-island layout. Through modular design and intelligent control, it can simultaneously realize water quality detection in a set area on the water surface and at a set depth underwater.

The present application relates to a kind of river water body ecological restoration purification systems, including the flocculating agent adding system, gravel bed purification system and artificial ecological floating island system being sequentially arranged from the upstream to the downstream of river channel;Flocculating agent adding system includes truss;Lifting stand is arranged below horizontal frame, and lifting stand can move up and down relative to horizontal frame;Flocculating agent adding unit, it is spaced apart to be provided with several along the extension direction of lifting stand, to add flocculating agent when moving down in river channel by lifting stand;Gravel bed purification system, including the gravel bed being laid in the bottom of river channel and the purification tank being arranged in the side of gravel bed;Artificial ecological floating island system, including a plurality of floating units spliced, floating unit includes the floating plate being fixed relative to river bank, a plurality of installation grooves are formed in floating plate, and greenery pot is fixed in installation groove;Increase river sewage purification effect, increase pollutant removal capacity, form integrated technical system of city water environment and pollutant control.