CN211813690U

CN211813690U - High-efficiency water purification composite ecological floating island system

Info

Publication number: CN211813690U
Application number: CN201922495459.4U
Authority: CN
Inventors: 翟俊; 查章娅; 钱云
Original assignee: Suzhou University
Current assignee: Suzhou University
Priority date: 2019-04-03
Filing date: 2019-04-03
Publication date: 2020-10-30
Anticipated expiration: 2029-04-03
Also published as: CN209940603U

Abstract

The utility model discloses a high-efficiency water purification composite ecological floating island system, which comprises a floating carrier, a water guide pipe, a gas guide pipe, a biomembrane attachment rod, a liquid pump and a landscape column; an aquatic plant planting basket is fixed on the upper surface of the floating carrier, and an aquatic animal breeding net is fixed on the lower surface of the floating carrier; the aqueduct penetrates through the floating carrier and the aquatic animal breeding net; the upper end of the water guide pipe is provided with a spray head, and the lower end of the water guide pipe is communicated with a water outlet of the liquid pump; the water inlet of the liquid pump is connected with a water suction pipe; the air duct penetrates through the spray head, the floating carrier and the aquatic animal breeding net; one end of the air duct is provided with an oxygen pump, and the other end is communicated with the microporous aeration pipe; the lower end of the microporous aeration pipe is provided with a bending structure; the biomembrane attachment rod is arranged on the wall of the water absorption pipe; an acacia vine ecological base is arranged between the biomembrane attaching rod and the bending structure; the landscape column is connected with the liquid pump through a telescopic rope. The utility model discloses ecological chinampa device of combined type structure is clear and definite, utilizes environmental protection efficient biological treatment technique in order to reach the purification urban water purpose.

Description

High-efficiency water purification composite ecological floating island system

The utility model belongs to a division application of high-efficient water purification combined type ecological chinampa device, application date be 2019 4 month 3 days, application number be 2019204470131 utility model application belongs to system structure part.

Technical Field

The utility model relates to a water pollution administers technical field, concretely relates to ecological chinampa device of high-efficient water purification combined type is applied to among water pollution biological purification handles and the ecological restoration of city water.

Background

With the acceleration of urbanization process in China, environmental pollution is increasingly serious. According to survey data of related departments, 90% of urban water areas are severely polluted nationwide, 50% of urban water sources do not accord with urban drinking standards, and 40% of urban water sources cannot drink water. The relevant policy of urban water pollution control, water ten items, indicates that the black and odorous water in cities above grade is controlled within 10% in 2020, and the black and odorous water in urban built-up areas is totally eliminated in 2030. Urban black and odorous water body treatment has become an important component department of comprehensive environmental remediation work of local governments at all levels.

At present, urban water treatment technologies are mainly divided into three types of physics, chemistry and biology, and the biological ecological technology is widely advocated due to environmental friendliness and high economic efficiency; the ecological floating island technology is a good application type of the biological ecological technology. The traditional ecological floating island device has poor treatment effect on the eutrophic polluted water body and low benefit. And the traditional ecological floating island has a simple and loose structure, the stability of the device is poor, and the device is difficult to fix on a river with large water flow. Moreover, the structure of the device focuses on the utilization of the space above water, and emergent aquatic plants are used for purifying water, so that the development degree of the underwater space purified water is not high, and the whole water purifying capacity is not strong. Partial composite ecological floating island technology adds solar panel, nutrient medium, circulation system etc. on traditional ecological floating island device, and the construction mode is comparatively complicated but does not promote water purification efficiency by a wide margin, leads to manufacturing cost to increase, water purification benefit to reduce. Therefore, in order to optimize the above technical shortcomings, it is necessary to develop a high-efficiency water-purifying composite ecological floating island device.

Disclosure of Invention

The utility model aims at overcoming the water purification benefit that above-mentioned prior art device exists lower, the device structure is simple and easy loose, the not enough technique of space utilization is lacked regret under water, provides the ecological chinampa device of combined type in the aspects such as the whole water purification efficiency of hoisting device and stability, reduction later stage maintenance cost and convenience and the whole view effect of device.

The utility model adopts the technical scheme as follows:

a high-efficiency water purification composite ecological floating island device comprises a floating carrier, a water guide pipe, a gas guide pipe, a biomembrane attachment rod and a liquid pump; an aquatic plant planting basket is fixed on the upper surface of the floating carrier, and an aquatic animal breeding net is fixed on the lower surface of the floating carrier; the aqueduct penetrates through the floating carrier and the aquatic animal breeding net; the upper end of the water guide pipe is provided with a spray head, and the lower end of the water guide pipe is communicated with a water outlet of the liquid pump; a water suction pipe is connected to a water inlet of the liquid pump; the air duct penetrates through the spray head, the floating carrier and the aquatic animal breeding net; one end of the air duct is provided with an oxygen pump, and the other end of the air duct is communicated with the microporous aeration pipe; the lower end of the microporous aeration pipe is provided with a bending structure; the biomembrane attachment rod is arranged on the wall of the water absorption pipe; an acacia vine ecological base is arranged between the biomembrane attaching rod and the bending structure.

A high-efficiency water purification composite ecological floating island system comprises a floating carrier, a water guide pipe, a gas guide pipe, a biomembrane attachment rod, a liquid pump and a landscape column; an aquatic plant planting basket is fixed on the upper surface of the floating carrier, and an aquatic animal breeding net is fixed on the lower surface of the floating carrier; the aqueduct penetrates through the floating carrier and the aquatic animal breeding net; the upper end of the water guide pipe is provided with a spray head, and the lower end of the water guide pipe is communicated with a water outlet of the liquid pump; a water suction pipe is connected to a water inlet of the liquid pump; the air duct penetrates through the spray head, the floating carrier and the aquatic animal breeding net; one end of the air duct is provided with an oxygen pump, and the other end of the air duct is communicated with the microporous aeration pipe; the lower end of the microporous aeration pipe is provided with a bending structure; the biomembrane attachment rod is arranged on the wall of the water absorption pipe; an acacia vine ecological base is arranged between the biomembrane attaching rod and the bending structure; the landscape column is connected with the liquid pump through a telescopic rope.

The device of the utility model consists of an aquatic animal and plant floating module with a main body floating on the water surface, a biological membrane water purification module sinking under the water and a microcomputer-driven water pumping module connecting the two modules, and meanwhile, the device can form a high-efficiency water purification combined ecological floating island system by combining an energy supply and retention module positioned at the bank; the method has the advantages of good landscape effect, low cost, easy maintenance and the like, and has good treatment effect on the heavy-nutrition polluted water body and high benefit. The utility model discloses an azimuth relation is actual position relation, for example the oxygen pump is in the top to the control operation of oxygen pump, liquid pump is prior art.

In the utility model, the floating carrier consists of a first cylinder and a second cylinder positioned above the first cylinder, and the radius of the first cylinder is larger than that of the second cylinder; the first cylinder and the second cylinder can be of an integral structure and can also be attached and fixed in an adhesive mode, and preferably are of an integral structure, so that the preparation is convenient, and the combination on the water surface is stable; further preferably, the first cylinder and the second cylinder have the same central axis.

In the utility model, a round hole is arranged on the upper surface of the floating carrier, and the aquatic plant planting basket is positioned in the round hole; preferably, the largest cross section of the aquatic plant planting basket is of a circular structure, the diameter of the circular structure is consistent with the inner diameter of the circular hole, and a cylindrical structure is preferred; further preferably, the circular hole penetrates through the upper surface and the lower surface of the floating carrier; preferably, the number of the round holes is multiple, and the round holes are uniformly distributed around the central axis of the floating carrier; the aquatic plant planting baskets are uniformly distributed on the floating carrier, aquatic plants are planted in the aquatic plant planting baskets, and the root systems of the aquatic plants can reach below the water surface when the aquatic plants grow.

The utility model discloses in, the aquatic animal aquaculture net is cylindrical structure, and the radius of preferred cylindrical structure is unanimous with the radius of the second cylinder of floating the carrier to it is firm to ensure ecological chinampa device focus, and floats the aquatic plant roots water purification of planting and aquatic animal water purification formation stack water purification effect in the carrier.

In the utility model, the floating carrier, the aquatic plant planting basket and the aquatic animal breeding net form an aquatic animal and plant floating module; the floating carrier is a light environment-friendly floating bed, consists of an upper layer of cylindrical sponge and a lower layer of cylindrical sponge with gradually increased radiuses, and has the same vertical central axis line penetrating through the center of the cylinder; a plurality of round holes penetrating through the sponges are distributed on the two layers of cylindrical sponges, the round holes are uniformly distributed around the centers of the cylindrical sponges, and the diameters of the round holes are uniform and are matched with the sizes of the aquatic plant planting baskets, so that the aquatic plant planting baskets are uniformly distributed on the floating carrier; aquatic plants are planted in the aquatic plant planting basket, and the root systems of the aquatic plants can reach below the water surface when the aquatic plants grow; the lower layer of the floating carrier is an aquatic animal breeding net which is a cylindrical ecological breeding net with the radius consistent with that of the second cylindrical sponge of the floating carrier, and the aquatic animal breeding net has the advantages of strong tolerance capability, light weight, environmental protection and the like.

In the utility model, the floating carrier is an environment-friendly floating bed, and the material can be EVA sponge, polyurethane sponge, PE sponge and other materials; the thickness of the first cylinder is consistent with that of the second cylinder, and the thicknesses of the first cylinder and the second cylinder are both 6-10 cm. This thickness scope is enough to satisfy ecological chinampa device and floats in the surface of water, if too thick increases the device cost, can't guarantee too thin that the device floats in the surface of water.

In the utility model, the aquatic plant planting basket can be made of light PE material, the diameter of the aquatic plant planting basket is 12 cm-8 cm, and the depth is 20 cm-10 cm; preferably, in the floating carrier, the caliber of the aquatic plant planting basket on the upper surface of the first cylinder is 8cm and the depth is 15 cm-10 cm, and the caliber of the aquatic plant planting basket on the upper surface of the second cylinder is 12cm and the depth is 20 cm-15 cm; the floating carrier provides two sizes of aquatic plant planting baskets to ensure that the ecological floating island device can plant various aquatic plants with different plant heights so as to enhance the water purifying capacity.

In the utility model, the selectable canna, cattail, iris, floral-leaf arundo donax, calamus and drocalamus quinquefolium with high plant height of the aquatic plant are planted in the double-layer cylindrical sponge area, and the selectable lentinus edodes, water hyacinth and foxtail algae with low plant height are planted in the single-layer cylindrical sponge area; the aquatic animal may be Concha Ostreae or Concha Meretricis Seu Cyclinae.

In the utility model, the aqueduct and the floating carrier have the same central axis, namely the aqueduct passes through the center of the floating carrier; preferably, the lower surface of the floating carrier is provided with fixing rods, the fixing rods are connected with the aqueduct by a conventional method, the aqueduct can be reinforced by the fixing rods, the fixing rods can be embedded into the lower surface of the floating carrier, the aqueduct is fixed under the action of buoyancy and friction force of a water body, the number of the fixing rods is four, the length of each fixing rod is the radius of the corresponding first cylinder, and the fixing rods are arranged in a cross manner. The fixed rod is added to strengthen the stability and the integration degree of the ecological floating island device, ensure the stability of the device when the device is placed at the turbulent position of a water body and the self-water purification and aeration of the device, reduce the abrasion of the joint between the air duct and the floating carrier and prolong the service life of the floating carrier.

In the utility model, one end of the water suction pipe is connected with the water inlet of the liquid pump, the other end is closed, and the side wall of the water suction pipe is provided with a plurality of water through holes, preferably, the diameter of the water through holes is 0.1-1 cm, and the distance between adjacent water through holes is 10 cm; the bottom of the water suction pipe is sealed, and the side wall of the water suction pipe is provided with the limbers, so that water bodies with different depths are guaranteed to be extracted when the liquid pump pumps water, the water circulation rate is improved, and the water purification efficiency is enhanced.

In the utility model, the spray head, the water guide pipe, the liquid pump and the water suction pipe form a micro-motor water pumping module; the sprayer is arranged at the upper part of the floating carrier and communicated with the water guide pipe, the water guide pipe vertically penetrates through the floating carrier and the aquatic animal breeding net to extend into the water surface, four mutually vertical fixing rods for connection and fixation are arranged at the intersection of the water guide pipe and the bottom of the floating carrier and embedded into the bottom of the lower cylindrical sponge layer of the floating carrier, and the length of the fixing rods is consistent with the radius of the cylindrical sponge; the water outlet at the top of the liquid pump is connected with the water guide pipe, the water inlet at the bottom of the liquid pump is connected with the water suction pipe, the water suction pipe is positioned below the aquatic animal and plant floating module, the water is periodically extracted to supply the spray head to spray water, a water landscape is formed, the water circulation effect is achieved, the water purification efficiency is improved, and the spray head is an existing conventional product.

The utility model discloses in, aqueduct, the pipe that absorbs water can be the PVC pipe, and external diameter 32mm, wherein absorb water and arrange the circular water hole that leads to that the size is unanimous on the pipe wall of pipe, and its diameter is not more than 1cm, is 0.1 ~ 1 centimetre, looks the depth of water, specific hole size is confirmed to discharge, and two lead to the hole interval in the vertical direction are 10 cm.

In the utility model, the air duct is arranged on the side wall of the water guide pipe, and the microporous aeration pipe is arranged on the side wall of the water suction pipe, so that the design is stable, the working procedures are reduced, and the installation requirement is lowered; preferably, the number of the air guide pipes is four, and the number of the microporous aeration pipes is four correspondingly. The air duct and the microporous aeration pipe are made of EPDM rubber, and the outer diameters of the air duct and the microporous aeration pipe are 6 mm; aeration holes on the rubber wall of the microporous aeration pipe are arranged in double rows, and the aperture is 0.1 mm. The air duct and the microporous aeration pipe are preferably distributed in a balanced and symmetrical mode at the corresponding positions of the water guide pipe and the water suction pipe.

In the utility model, an oxygen pump, an air duct, a microporous aeration pipe, an Aceraceae tendril ecological base and a biomembrane attachment rod form a biomembrane purification module; the oxygen pump sets up in shower nozzle upper portion, and the air duct is connected the oxygen pump gas outlet, hugs closely the aqueduct and runs through showy carrier and aquatic animal aquaculture net perpendicularly and be connected the micropore aeration pipe, and the micropore aeration pipe is hugged closely the suction pipe and is sunken under water, and micropore aeration pipe lower extreme is equipped with the structure of buckling and makes micropore aeration pipe be L type structure, and the biomembrane adheres to the stick and intersects perpendicularly with the water level is levelly and levelly, and biomembrane adheres to the stick, is equipped with the ecological base of acer.

Preferably, the power of the oxygen pump is 16-20W, the gas output is 50L/min, and one or more gas outlets can be arranged.

Preferably, the acacia vine ecological base is in a strip shape, the width of the acacia vine ecological base is 5-8 cm, a plurality of the acacia vine ecological bases can be arranged between the biomembrane attaching rod and the bending structure, and the distance between every two adjacent acacia vine ecological bases is designed according to the actual situation.

In the utility model, the position of the landscape column is not limited, so that the oxygen pump and the liquid pump can be powered and the floating island device can be fixed through the telescopic rope, and the design of the specific landscape column is not limited and is beautiful; the preferred telescopic rope includes the power transmission line and wraps up the waterproof insulating elastic layer of power transmission line, and the telescopic rope can play the required electric energy of transmission oxygen pump, liquid pump and hold the effect of chinampa device like this, and specific waterproof insulating elastic layer material is prior art, such as the product of hentong cable.

In the utility model, the landscape post inserted into the soil layer and the telescopic rope connecting the landscape post and the ecological floating island device form an energy supply and retention module; the landscape column can be combined with a bank landscape lamp and the like, the landscape column mainly provides electric energy for the ecological floating island main body and plays a role in fixing, and the specific energy supply mode is the prior art; the telescopic rope is an important part for connecting the landscape column and the ecological floating island main body, the power transmission line is arranged in the telescopic rope, the exterior of the telescopic rope is made of waterproof materials with strong tolerance capability and telescopic performance, and the device is convenient to overhaul regularly and the aquatic animals and plants and the ecological base are updated.

Preferably, the length range of the telescopic rope can be 5-20 m.

The utility model has the advantages that:

1. the utility model discloses the device is in the aspect of water purification efficiency, has several following optimizations:

(1) in the aquatic animal and plant floating module, a double-layer floating carrier ensures the growth and water purification of various aquatic plants, and the water-purified shellfish is cultured in the lower layer of the aquatic plants for further water purification;

(2) polluted water in the radiation range of the micro-motor-driven water pumping module circulating device accelerates the water purification efficiency of the related water purification module, and the dissolved oxygen of the water is increased by spraying water by the spray head;

(3) the biomembrane water purification module is the most efficient water purification module of the device, pollutants in water are degraded by the metabolism of a large amount of microorganisms attached to the Acrida ecological base, an aquatic ecosystem is developed on the basis of the microorganisms, and the self-purification capacity of the water body is enhanced.

2. The utility model discloses the device is structurally, and water top layer space utilizes tradition and natural aquatic animal and plant water purification, and water lower floor's space utilizes artificial biomembrane technique water purification, and bank department has the view post to tie ecological chinampa main part with flexible rope and provides the energy, has promoted the stability, the complex degree and the spatial structure rate of utilization of ecological chinampa betterly.

3. The utility model discloses the device is high symmetry on the appearance, and surface of water upper portion is covered with aquatic plant, and the shower nozzle on its top is regularly sprayed water, has increased the waterfront view effect. Because biomembrane water purification module only opens a certain one-way micropore aeration pipe at every turn and aerates for combined type chinampa device forms the rhythm of the throne at the surface of water directional removal, adds the device interest, and erects the view post on the bank and also promoted the view effect.

Drawings

Fig. 1 is a schematic perspective view of a composite ecological floating island device;

FIG. 2 is a schematic top view of the composite ecological floating island device;

FIG. 3 is a schematic view of the structure of the lower surface of the floating carrier;

FIG. 4 is an enlarged schematic view of the top end of the composite ecological floating island device;

FIG. 5 is a schematic structural view of an Arabian vine ecological base arranged between the biomembrane attachment rods and the bent structure;

FIG. 6 is a schematic view of a microporous aeration pipe structure;

fig. 7 is a schematic structural view of the composite ecological floating island system;

fig. 8 is a schematic perspective view of a composite ecological floating island system;

in the figure, the number is 1, a floating carrier, 2, an aquatic plant planting basket, 21, a larger-caliber aquatic plant planting basket, 22, a smaller-caliber aquatic plant planting basket, 3, an aquatic plant, 4, an aquatic animal breeding net, 5, an aquatic animal, 6, an oxygen pump, 7, an air guide pipe, 8, a microporous aeration pipe, 81, a bent structure, 82, an aeration hole, 9, an aromadam ecological base, 10, a biomembrane attachment rod, 11, a spray head, 12, a water guide pipe, 13, a liquid pump, 14, a water suction pipe, 141, a water through hole, 15, a landscape column, 16, a telescopic rope and 17, wherein the water suction pipe is fixed on the water guide pipe, the water guide pipe is fixed on the water guide pipe.

Detailed Description

In order to make the purpose and technical solution of the present invention clearer, the present invention is further explained below with reference to the accompanying drawings. The utility model discloses an ecological chinampa device of high-efficient water purification combined type floats to carry the module by the aquatic animal and plant that the main part floats in the surface of water, sinks in biomembrane water purification module under water, connects the computer of two big modules and moves the module that draws water and constitute to combine energy supply and the maintenance module that is located the bank to constitute the ecological chinampa device system of high-efficient water purification combined type. The utility model discloses an each part all is current material, except pointing out very much, and connection, equipment between each part can be accomplished according to conventional technique.

Example one

Referring to fig. 1-6, a high-efficiency water purification composite ecological floating island device comprises a floating carrier 1, a water guide pipe 12, a gas guide pipe 7 and a biomembrane attachment stick 10, wherein the upper surface of the floating carrier is fixed with an aquatic plant planting basket 2 with a cylindrical structure, and the lower surface of the floating carrier is fixed with an aquatic animal breeding net 4; the aqueduct penetrates through the floating carrier and the aquatic animal breeding net; the upper end of the water guide pipe is provided with a spray head 11, and the lower end of the water guide pipe is communicated with a water outlet of a liquid pump 13; the water inlet of the liquid pump is connected with a water suction pipe 14; the air duct penetrates through the spray head, the floating carrier and the aquatic animal breeding net; one end of the air duct is provided with an oxygen pump 6, and the other end is communicated with a micropore aeration pipe 8; the lower end of the microporous aeration pipe is provided with a bending structure 81; the biomembrane attachment rod is arranged on the wall of the water absorption pipe; an acacia vine ecological base 9 is arranged between the biomembrane attaching rod and the bending structure.

The floating carrier 1 consists of an upper layer of cylindrical sponge and a lower layer of cylindrical sponge with the radiuses of 90cm and 120cm respectively, the cylindrical sponge is made of EVA environment-friendly sponge, and the thicknesses of the cylindrical sponge and the EVA environment-friendly sponge are 10 cm; a plurality of circular holes penetrating through the sponges are distributed on the upper surfaces of the two layers of cylindrical sponges (namely the upper surfaces of the floating carriers), the circular holes are uniformly distributed around the central axis of the cylindrical sponges, the diameters of the circular holes are uniform and are matched with the sizes of the corresponding aquatic plant planting baskets 2, all the aquatic plant planting baskets are mounted on the cylindrical sponges, the aquatic plant planting baskets 21 with larger calibers are 12cm in diameter and 15cm in depth and are distributed in the range from the center of the floating carrier sponges to 90cm, and the aquatic plant planting baskets 22 with smaller calibers are 80cm in diameter and 10cm in depth and are distributed in the range from 90cm to 120cm in radius of the outer layers of the floating carrier sponges; the aquatic plants 3 planted in the planting baskets with larger apertures are droughty cymbidium herbs, and the lentinus edodes is planted in the planting baskets with smaller apertures; the bottom surface of the floating carrier is provided with an aquatic animal breeding net 4 by a conventional method, the net is a cylindrical net with the radius of 90cm and the depth of 20cm, the material is polyethylene synthetic fiber, and aquatic animals 5 selected in the aquatic animal breeding net are oysters.

The water guide pipe 12 vertically penetrates through the floating carrier and the aquatic animal breeding net and extends into the water, the outer diameter of the water guide pipe is 32mm, and the water guide pipe is made of a PVC pipe; the top end of the water guide pipe is connected with the spray head 11, the bottom end of the water guide pipe is connected with the top (water outlet) of the liquid pump 13, the bottom (water inlet) of the liquid pump is connected with the water suction pipe 14, the bottom end of the water suction pipe extends to a position about 1.2m below water, the bottom of the water suction pipe is sealed, water holes 141 are punched at intervals of 10cm from the bottom at the periphery of the pipe wall, and the diameter of each hole is 1cm, so that a water body can.

Float carrier lower surface and set up four dead levers 17 that are used for linking up fixed mutually perpendicular, the cylindrical sponge bottom of lower floor that the carrier was floated in the embedding, and every fixed lever length is 120cm, and the dead lever material is the PVC pipe, for the solid cylinder of diameter 4mm, and the same with the aqueduct material, from becoming an organic whole to its steadiness is strengthened to the device.

The oxygen pump 6 is arranged on the upper part of the spray head and is connected with the air duct 7. The power of the oxygen pump is 20W, the air output is 50L/min, the oxygen pump inputs the pumped oxygen/air into the air guide pipe, the outer diameter of the air guide pipe is 6mm, and 4 air guide pipes (evenly distributed and tightly attached to the four sides of the water guide pipe) are distributed and connected with 4 microporous aeration pipes 8. The outer diameter of the microporous aeration pipe is 6mm, the material is EPDM rubber, and the microporous aeration pipe is uniformly distributed and is attached to the water suction pipe to sink underwater. At the bottom end of the water suction pipe, the microporous aeration pipe is folded by 90 degrees, is vertical to the water suction pipe and extends outwards for 45cm to form a bent structure 81; aeration holes 82 on the microporous aeration pipe are arranged in parallel in double rows, the diameter of each aeration hole is 0.1mm, and generated bubbles with the diameter of 100 mu m are respectively exposed upwards and horizontally and then move; the biomembrane attaching rods 10 are level with the water surface, vertically intersected and fixed on the water suction pipe, have the length of 45cm, are totally 4 and are vertical to each other on the same horizontal plane; an acacia vine ecological base 9 is arranged between the biomembrane attachment rod and the bent structure of the extended microporous aeration pipe, is in a strip shape, has the size of 6cmX60cm, and is uniformly distributed by 4 cm; biomembrane adheres to stick and the micropore aeration pipe of buckling the structure and fixes the ecological base of acerola, and the microbubble that constantly wanders away is fully contacted in order to guarantee the high-efficient water purification of biomembrane during the aeration of being convenient for. In this case, the aeration direction of the microporous aeration pipe is not only vertical upward, but also four directions which are vertical to each other. Aeration is carried out through the microporous aeration pipe, so that the oxygen content of water around the acacia ecological base is increased, the activity of microorganisms attached to the acacia ecological base is improved, and the water purification efficiency of a biological membrane is improved; and secondly, the oxygen content of the aquatic plant root system and the oxygen content of the aquatic animal growth environment can be improved, the survival rate of the aquatic plant root system and the oxygen content of the aquatic animal growth environment are improved, and the water purification efficiency of the aquatic plant root system and the aquatic animal growth environment is improved.

Example two

Referring to fig. 7-8, a high-efficiency water-purifying composite ecological floating island system is composed of the high-efficiency water-purifying composite ecological floating island device of the first embodiment, a landscape column 15 and a telescopic rope 16, wherein the length of the telescopic rope is 10 meters, the telescopic rope contains a power transmission line, and the exterior of the telescopic rope is made of a waterproof, high-tolerance and telescopic material (a waterproof insulating elastic layer, which is an existing product). One end of the telescopic rope is connected with the liquid pump, and the power transmission line extends to the oxygen pump along the inner part of the water guide pipe, so that the liquid pump and the oxygen pump can normally run due to electric energy; the other end of the ecological floating island device is connected with a landscape column positioned on the bank side, so that the ecological floating island device is fixed in the water body around the landscape column to float in a certain range, and the electric wires are buried in the landscape column according to a conventional method.

When the high-efficiency water purification composite ecological floating island device is used, the high-efficiency water purification composite ecological floating island device is placed in water and is fixed by the landscape columns through the telescopic ropes, the power of the oxygen pump is 20W, the gas output is 50L/min, the oxygen pump is started once every a period of time, and the time lasts for 10-20 min each time; the oxygen pump inputs the pumped oxygen/air into one or more than one of 4 air ducts, the air ducts convey the air to the microporous aeration pipe, the microporous aeration pipe is submerged under water, and the bottom end of the water suction pipe is folded by 90 degrees (the radius of the arc at the folding part is 9 mm), is vertical to the water suction pipe and extends outwards for 60cm to form a folding structure; aeration holes on the microporous aeration pipe are arranged in parallel in double rows, the diameter of each aeration hole is 0.1mm, and generated bubbles with the diameter of 100 mu m respectively move upwards and vertically to the horizontal plane; the micro-bubbles cover around the Aceraceae ecological base and gradually move upwards, so that the oxygen content of the water body is improved. The microbubbles in two directions and the acacia vine ecological base are automatically cleaned, larger granular impurities attached to the acacia vine ecological base are removed by washing, the cleanness of the ecological base is kept, and the effective specific surface area and the microorganism attachment density of the ecological base are improved; the ecotypic substrate has good adsorption effect on microbial communities of nitrifying/denitrifying bacteria, organic degrading microorganisms and the like for purifying water bodies, an aggregated microbial community is formed, macromolecular organic matters and nitrogen and phosphorus pollutants are decomposed into inorganic matters (small molecules) and are decomposed and consumed through the respiration of the microorganisms, and the microorganisms escape in a gaseous state. Turning on the liquid pump once every a period of time, wherein the time lasts for 10-20 minutes each time; the liquid pump sucks water from the side wall limber hole of the water suction pipe and sprays the water from the spray head through the water guide pipe, thereby not only improving the water treatment efficiency and ensuring the uniform effect, but also providing the landscape. The oxygen pump is not turned on at the same time as the liquid pump.

Placing the high-efficiency water purification composite ecological floating island device in a small water pool with the average water depth of about 1.5m and the area of 130 square meters, and placing four composite ecological floating island devices, wherein each device can radiate water in the range of 30-35 square meters; then the oxygen pump is opened once every 1 hour, each time lasts for 15 minutes, the liquid pump is opened once every 1 hour, each time lasts for 15 minutes, the oxygen pump and the liquid pump are not opened simultaneously, and only one 1 of the 4 microporous aeration pipes is opened each time, under the condition, the aeration directions of the microporous aeration pipes are vertical upwards and also in a certain horizontal direction, because only one direction is opened each time, the four microporous aeration pipes can be alternatively aerated, the aeration in the horizontal direction can enable the ecological floating island device to move in a limited range by means of the reverse thrust of a water body, and therefore, the water purification range and the efficiency can be enhanced. After two weeks of operation, the dissolved oxygen content of the water body in the small pond is increased from 0.3mg/L to 5mg/L, the transparency is increased from the original 0.8m to 1.2m, the average turbidity value of the water body is reduced from 32NTU to 15NTU (the removal rate reaches 53.1%), and the average reduction rates of Chemical Oxygen Demand (COD), Total Nitrogen (TN) and Total Phosphorus (TP) are respectively about 35.6%, 42.1% and 53.2%. And searching a water body similar to the environment, adopting the existing floating island device, and operating for two weeks according to the radiation parameters, wherein the dissolved oxygen content of the water body in the small pond is increased from 0.31mg/L to 3.58mg/L, the transparency is increased from the original 0.8m to 1.09m, and the average value of the turbidity of the water body is reduced from 31NTU to 25 NTU.

If the aquatic animal culture net and the aquatic animals are removed on the basis of the second embodiment, the water body is treated according to the water area/floating island of about 25 square meters (the average water depth is about 1.3 m), the dissolved oxygen content of the water body is improved from 0.39mg/L to 4.5mg/L after the operation for two weeks, the transparency is improved from the original 0.75m to 0.89m, the effect is not good, and other indexes are not detected; if the oxygen pump is removed on the basis of the second embodiment, the water body is treated according to the water area/floating island of about 25 square meters (the average water depth is about 1.3 m), the dissolved oxygen of the water body is improved from 0.39mg/L to 2.5mg/L after the operation for two weeks, the transparency is improved from the original 0.75m to 0.85m, the effect is not good, and other indexes are not detected; if the liquid pump is removed on the basis of the second embodiment, the water body is treated according to the water area/floating island of about 25 square meters (the average water depth is about 1.3 m), the dissolved oxygen of the water body is improved from 0.39mg/L to 3.1mg/L after the operation for two weeks, the transparency is improved from the original 0.75m to 0.93m, the effect is not good, and other indexes are not detected.

The utility model can promote the purification of the pond water body after long-term operation, and achieve the long-acting self-purification effect; in addition, in the operation process, the device is stable all the time, the loosening and the inclining are avoided, the landscape column and the telescopic rope are arranged at the water bank to restrain the ecological floating island main body and provide energy, and the stability, the compound degree and the space structure utilization rate of the ecological floating island are improved well.

Claims

1. The high-efficiency water purification combined type ecological floating island system is characterized by comprising a floating carrier, a water guide pipe, a gas guide pipe, a biomembrane attachment rod, a liquid pump and a landscape column; an aquatic plant planting basket is fixed on the upper surface of the floating carrier, and an aquatic animal breeding net is fixed on the lower surface of the floating carrier; the aqueduct penetrates through the floating carrier and the aquatic animal breeding net; the upper end of the water guide pipe is provided with a spray head, and the lower end of the water guide pipe is communicated with a water outlet of the liquid pump; a water suction pipe is connected to a water inlet of the liquid pump; the air duct penetrates through the spray head, the floating carrier and the aquatic animal breeding net; one end of the air duct is provided with an oxygen pump, and the other end of the air duct is communicated with the microporous aeration pipe; the lower end of the microporous aeration pipe is provided with a bending structure; the biomembrane attachment rod is arranged on the wall of the water absorption pipe; an acacia vine ecological base is arranged between the biomembrane attaching rod and the bending structure; the landscape column is connected with the liquid pump through a telescopic rope.

2. The high-efficiency water purification combined type ecological floating island system according to claim 1, which is characterized in that: the floating carrier consists of a first cylinder and a second cylinder positioned above the first cylinder, and the radius of the first cylinder is larger than that of the second cylinder; the upper surface of the floating carrier is provided with a round hole, and the aquatic plant planting basket is positioned in the round hole; the aquatic animal breeding net is of a cylindrical structure.

3. The high-efficiency water-purifying combined type ecological floating island system according to claim 2, characterized in that: the largest cross section of the aquatic plant planting basket is of a circular structure, and the diameter of the circular structure is consistent with the inner diameter of the circular hole; the circular hole penetrates through the upper surface and the lower surface of the floating carrier; the round holes are plural.

4. The high-efficiency water purification combined type ecological floating island system according to claim 1, which is characterized in that: the thicknesses of the first cylinder and the second cylinder are consistent and are both 6-10 cm; the aperture of the aquatic plant planting basket is 12 cm-8 cm, and the depth is 20 cm-10 cm.

5. The high-efficiency water purification combined type ecological floating island system according to claim 1, which is characterized in that: the water guide pipe and the second cylinder are provided with the same central axis; the lower surface of the floating carrier is provided with a fixed rod which is connected with the aqueduct.

6. The high-efficiency water-purifying combined type ecological floating island system according to claim 5, wherein: the fixed rod is embedded into the lower surface of the floating carrier; the dead lever is four, and the length of dead lever is the radius of first cylinder, and the dead lever is the cross and arranges.

7. The high-efficiency water purification combined type ecological floating island system according to claim 1, which is characterized in that: one end of the water suction pipe is connected with the water inlet of the liquid pump, the other end of the water suction pipe is closed, and the side wall of the water suction pipe is provided with a plurality of water through holes; the diameter of each water through hole is 0.1-1 cm, and the distance between every two adjacent water through holes is 10 cm.

8. The high-efficiency water purification combined type ecological floating island system according to claim 1, which is characterized in that: the air duct is arranged on the side wall of the water guide pipe, and the microporous aeration pipe is arranged on the side wall of the water suction pipe; the number of the air ducts is four, and the number of the microporous aeration pipes is four correspondingly; aeration holes on the rubber wall of the microporous aeration pipe are arranged in double rows, and the aperture is 0.1 mm.

9. The high-efficiency water purification combined type ecological floating island system according to claim 1, which is characterized in that: the power of the oxygen pump is 16-20W, and the gas output is 50L/min.

10. The high-efficiency water purification combined type ecological floating island system according to claim 1, which is characterized in that: the acacia vine ecological base is in a strip shape, and the width of the acacia vine ecological base is 5-8 cm.