CN211497120U

CN211497120U - Biological algae removal device based on proliferation of microorganisms and zooplankton

Info

Publication number: CN211497120U
Application number: CN201921588744.4U
Authority: CN
Inventors: 张云; 崔树彬; 孙栓国
Original assignee: Guangdong Hehai Engineering Consulting Co ltd
Current assignee: Guangdong Hehai Engineering Consulting Co ltd
Priority date: 2019-09-23
Filing date: 2019-09-23
Publication date: 2020-09-15
Anticipated expiration: 2029-09-23

Abstract

The utility model discloses a biological algae removal device based on microorganism and zooplankton hyperplasia contains and comprises microorganism and zooplankton breeding device, aeration equipment and rich algae class water input device. The aeration device is used for conveying gas or supplying oxygen to the microorganism and zooplankton breeding device; the algae-enriched water input device is used for providing water resources and nutrients for the microorganism and zooplankton breeding device. During the use process, the water rich in algae enters the water pool, microorganisms and zooplankton are continuously added with value under the condition of proper aeration or oxygen supply, and algae substances are continuously phagocytized or removed; after reaching the peak value, the microorganisms and zooplankton in the biological algae removal device enter the natural water body rich in algae through the water outlet, further phagocytose the algae in the natural water body, and further proliferate, thereby continuously strengthening the algae removal effect.

Description

Biological algae removal device based on proliferation of microorganisms and zooplankton

Technical Field

The utility model relates to a water environment, water ecology and water eutrophication control field especially relate to a biological algae removal device based on microorganism and zooplankton hyperplasia.

Background

In the last century, in Europe, North America, south America, Africa and Asia-Pacific regions, 53%, 48%, 41%, 28% and 54% of lakes are in eutrophication states of different degrees, and 66% of lakes and reservoirs in China are in eutrophication states. One outstanding problem of water eutrophication is blue algae bloom outbreak, which causes the water quality and water ecosystem to deteriorate, the water supply cost to increase and the drinking water quality to be threatened by safety; especially, the excessive algae toxins have the greatest harm to the health of human bodies and are very difficult to remove. However, the critical factors and mechanism of the blue algae bloom outbreak are not clear at present, the related natural factors cannot be controlled, the human factors are difficult to change, and the technologies for prevention, control and treatment are not flexible or can be called as 'absolute' although a lot of technologies exist, so that the blue algae bloom control or treatment of the water body in the lake and reservoir is still a very difficult and important work.

At present, the existing cyanobacterial bloom control technology mainly focuses on in-situ repair or treatment. Such as classical or non-classical biological manipulation technology, aquatic plant and ecological floating island treatment technology, biological agent and chemical agent restoration technology, water pumping aeration restoration technology and the like. In the development aspect of physical algae removal technology equipment or devices (including ship type) separated from a water body, in China, due to annual outbreak of blue algae water in large lakes such as Taihu lake, nest lake and Dian lake, which seriously affects the urban water supply safety, national and local governments give high attention and fund support to the physical algae removal technology, so that relatively more related patent equipment and devices are provided. However, in the development of biological algae removal devices, few studies are currently conducted at home and abroad.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a biological algae removal device based on microorganism and zooplankton hyperplasia.

A biological algae removal device based on microorganism and zooplankton proliferation comprises a microorganism and zooplankton culture device, an aeration device and an algae-enriched water input device; the aeration device is used for conveying gas or supplying oxygen to the microorganism and zooplankton breeding device; the algae-enriched water input device is used for providing water resources and nutrients for the microorganism and zooplankton breeding device.

Furthermore, the microorganism and zooplankton breeding device comprises a water tank, a supporting frame positioned at the bottom of the water tank, a water distribution pipe, a gas distribution pipe, an aeration head, a microorganism and zooplankton carrier; the water distribution pipe and the air distribution pipe are arranged on the air distribution pipe bracket at the bottom of the water pool; the aeration head is arranged on the air distribution pipe; the microorganism and zooplankton carrier is arranged in a net carrier box in the middle of the water pool.

Furthermore, the water tank is a rectangular or cylindrical water storage tank made of plate-type materials; the height of the pool is between 1.5m and 4.5 m; one side of the pool bottom of the pool is provided with a water volume emptying port or a sludge discharge port; the upper part of the pool body of the pool or the upper pool wall is provided with a water outlet.

Furthermore, the microorganism and zooplankton carriers refer to a microorganism carrier block and a zooplankton carrier block which are made of reticular sponges; the length, width or diameter of the microorganism carrier block and the zooplankton carrier block is between 4 and 6 cm; the pore density of the microorganism pellet block is 10 PPI; the zooplankton pellet block has a pore density of 5 PPI.

Furthermore, the aeration device is a system consisting of an aeration fan, a gas pipe, a gas distribution pipe and an aeration head; the air distribution pipe and the aeration head are arranged in the microorganism and zooplankton breeding device; the aeration fan is arranged at a fixed position on or near the water pool; one end of the gas pipe is connected with the air outlet of the aeration fan; the other end of the gas pipe is connected with the gas distribution pipe in the microorganism and zooplankton breeding device.

Furthermore, the algae-enriched water input device is a system consisting of a submersible pump, a water delivery pipe, a water inlet pipe and a water distribution pipe; the submersible pump is arranged on the upper layer or the surface layer of the lake or the natural water body which needs to be treated and is rich in algae; the water distribution pipe is arranged in the microorganism and zooplankton culture device; one end of the water delivery pipe is connected with the submersible pump, and the other end of the water delivery pipe is connected with the water inlet pipe; one end of the water inlet pipe is connected with the water delivery pipe, and the other end of the water inlet pipe is connected with the water distribution pipe in the microorganism and zooplankton breeding device.

Furthermore, the matching volume ratio of the microorganism carrier block to the zooplankton carrier block is 1:0.8-1: 1.2; the microorganism carrier block and the zooplankton carrier block are matched in a uniform mixing way; the microorganism carrier block and the zooplankton carrier block are uniformly mixed and matched and then are filled in a group of reticular carrier boxes; furthermore, the reticular carrier box is arranged on the support frame at the bottom of the water pool; the height of the reticular carrier box is within the size range of the space between the installation position at the bottom of the water pool and the water outlet at the upper part of the water pool.

The utility model discloses implement or administer the beneficial effect of algae water bloom and be:

(1) utilize planktonic algae and organic pollutant in the eutrophic water, cultivate the biology remove microorganism and zooplankton among the algae device, make the biology remove microorganism and zooplankton among the algae device and constantly proliferate to further strengthen the utility model discloses the biology removes algae device remove the algae ability and to the removal ability of organic matter.

(2) Along with the continuous proliferation of the density or the quantity of the microorganisms and the zooplankton in the biological algae removal device, the micro microorganisms and the zooplankton living bodies can be discharged along with the water flow under the action of pool water updating or water circulation; through the device on the outlet, connect drainage pipe or channel, with these "clean water" that are rich in microorganism and zooplankton living body, send back to original lake storehouse or the natural water that highly contains the alga.

(3) The 'clean water' rich in microorganism and zooplankton living bodies is sent back or enters a lake or a natural water body with high algae content, wherein the microorganism and zooplankton living bodies can be further propagated or proliferated, and through the allelopathy effect, algae dissolving effect and dissolving or phagocytosis effect of some microorganism strains, the ingestion or filter feeding effect of zooplankton and the like, the algae in the natural water body can be inhibited or removed, the organic matter concentration in the natural water body can be degraded or purified, and further the food chain relation can be formed with higher organisms (fishes and the like) in the natural water body, so that the material and energy circulation, the water body self-purification and the aquatic product conversion capability of the aquatic ecosystem of the treated water body can be improved or enhanced.

(4) According to the above, the microorganism and zooplankton in the biological algae removal device of the present invention can increase or proliferate continuously until reaching a stable or peak value; according to the above, the biological algae removal device of the present invention can continuously increase or proliferate microorganisms and zooplankton in the discharged water until reaching a stable or peak value; according to the above, the biological algae removal device of the present invention can play a good role in inhibiting or controlling the growth of algae in lakes and reservoirs or natural water bodies after the discharged water enters or returns to the lakes and reservoirs or natural water bodies to be treated and rich in algae; according to the aforesaid, biological algae removal device, when having fine algae removal function (realize in the device), also have fine algae function of pressing down (realize after the device water discharge and get into the water that is rich in the alga). The biological algae removal device of the utility model has a more efficient or economical and practical cause than other types of biological algae removal or algae inhibition devices.

(5) The biological algae removal device has the advantages of flexible collocation with commercially available microbial preparations and commercially available zooplankton (algae eating insect) living preparations. In the starting stage of the biological algae removal device, the adaptive microorganism or zooplankton living preparation is matched, and the starting effect can be faster through aeration domestication or cultivation and proliferation; biological algae removal device, the water of administering can not reach standard, the microorganism or the zooplankton living body preparation of collocation adaptation through aeration domestication or cultivation, hyperplasia, can play the efficiency of reinforcing treatment or treatment effect.

(6) Biological algae removal device and the compound microorganism, the probiotic microorganism and the algae-lysing microorganism preparation of market to and the nimble mode of arranging of zooplankton (eating algae worm) live body preparation are: directly with the microorganism or zooplankton preparation on the market, divide once or many times, evenly shed and be in microorganism and zooplankton carrier on, through aeration domestication and cultivation, hyperplasia, wait for when the clearance of the algae cell in the pond reaches 80% or more than 90%, increase the inflow gradually, until reaching the algae cell clearance level that normal water inlet level or design requirement reached.

Drawings

Fig. 1 is a schematic cross-sectional view of a biological algae removal apparatus according to an embodiment of the present invention.

Description of the reference numerals

10: a biological algae removal device based on proliferation of microorganisms and zooplankton;

110: pool, 111: water outlet, 112: water volume emptying port or sludge discharge port, 113: air distribution pipe support, 114: biological carrier scaffold, 115: a bio-carrier pallet;

120: mesh carrier box, 121: microorganism pellet block, 122: zooplankton pellet block;

131: aeration fan, 132: gas pipe, 133: gas distribution pipe, 134: an aeration head;

141: submersible pump, 142: water delivery pipe, 143: water inlet pipe, 144: and (4) a water distribution pipe.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Referring to fig. 1, an embodiment of the present invention provides a biological algae removal apparatus 10 based on proliferation of microorganisms and zooplankton, comprising: a water pool 110, a water outlet 111, a water quantity emptying port or a sludge discharge port 112, a gas distribution pipe support frame 113 and a biological carrier support frame 114; a biological carrier box 120, a microorganism carrier 121, a zooplankton carrier 122; the aeration fan 131, the gas pipe 132, the gas distribution pipe 133, the aeration head 134, the submersible pump 141, the water pipe 142, the water inlet pipe 143 and the water distribution pipe 144.

Referring to FIG. 1, the height of the basin 110 is between 1.5m and 4.5m, and is made of a rigid plate material; a water outlet 111 is arranged at one side of the upper part of the pool body of the pool 110; one side of the bottom of the pool body of the pool 110 is provided with a water volume emptying or sludge discharging port 112; the bottom plate of the water pool 110 is provided with an air distribution pipe support frame 113 and a biological carrier box support frame 114, and a biological carrier box supporting plate 115 is arranged on the biological carrier box support frame 114; the biological carrier box supporting plate 115 is made of a rigid plate with holes.

Referring to fig. 1, the bio-carrier tank 120 is mounted on the bio-carrier tank pallet 115; the biological carrier box supporting plate 115 is arranged on the biological carrier supporting frame 114; the biological carrier box 120 is filled with microorganism carriers 121 and zooplankton carriers 122; the microorganism carrier 121 and the zooplankton carrier 122 are both block-shaped biological carriers made of reticular sponges; microorganism carriers 121 and zooplankton carriers 122, the edge size of the length, width or diameter of the two carrier blocks is between 4-6 cm; the pore density of the microbial carrier 121 is 10 PPI; the zooplankton carrier 122 has a pore density of 5 PPI.

Further, a mesh carrier box 120, fabricated from a rigid metal mesh or mesh of other material; the microbial carrier 121 and the zooplankton carrier 122 are matched according to the volume ratio of 1:0.8-1: 1.2; the microbial carrier 211 and the zooplankton carrier 122 are matched in a mode of uniform mixing; the microorganism carrier 121 and the zooplankton carrier 122 are uniformly mixed and matched, and then are filled into the biological carrier box 120 and are sealed.

Referring to fig. 1, the air distributing pipe 133 is installed on the air distributing pipe support 113 at the bottom of the sump 110; the aeration head 135 is arranged on the air distribution pipe 133; the aeration fan 131 is installed at a fixed position on or near the water bath 110; one end of the gas pipe 132 is connected with the air outlet of the aeration fan 131, and the other end is connected with the gas distribution pipe 133.

Referring to fig. 1, a submersible pump 141 is installed on an upper layer or a surface layer of an algae-rich lake or natural water body to be treated; the water distribution pipe 144 is installed on the supporting frame at the bottom of the water pool 110; one end of the water delivery pipe 142 is connected with the submersible pump 141, and the other end is connected with the water inlet pipe 143; one end of the water inlet pipe 143 is connected to the water distribution pipe 144, and the other end is connected to the water pipe 142.

Referring to fig. 1, the algae removing apparatus 10 based on microorganisms and zooplankton proliferated organisms according to the present invention may be installed in a bank of a lake or a natural water body to be treated, or may be installed on a water surface of a lake or a natural water body to be treated. When the water tank 110 is installed on the water surface, the water tank sinks into the water body, and a circle of buoyancy frame capable of supporting the gravity in the water needs to be added at the edge of the upper opening of the water tank.

Referring to fig. 1, the algae removing apparatus 10 according to the present invention may be used alone, or may be used in parallel or in series. When a plurality of algae removal devices are used in parallel, the water inlet amount of each individual algae removal device 10 is balanced through a water distribution device; when a plurality of algae removal devices are used in series, the normal operation of the system is ensured by adjusting the water level of each individual algae removal device 10.

The utility model discloses a remove algae device 10 based on microorganism and zooplankton proliferation biology, when using or moving, according to following step or method:

1) after the biological algae removal device 10 is installed, firstly, the installation conditions of a water inlet system and an aeration system of the biological algae removal device are checked through water inlet and aeration tests; then, the trial operation is started, and the acclimatization or debugging stage of the microbial population can be started under the conditions that the water inlet and aeration system are smooth and the aeration bubbles in the water pool 110 are balanced.

2) In the acclimatization or debugging stage of the microbial community, the aerator 131 is started, and the submersible pump 141 is closed; then, the adapted commercial microbial preparation is uniformly sprinkled on the biological carrier box 120 for 2-3 times, and through aeration domestication, cultivation and proliferation, when the removal rate of algae cells in the water tank reaches 80% or more than 90%, the submersible pump 141 is started, the water inflow is gradually increased in multiple stages, and the microbial population is continuously cultivated and domesticated for 1-2 weeks until the normal designed water inlet level is reached.

3) After entering a normal water inlet level, selecting a matched living preparation of commercial zooplankton (algae eating insect) and throwing the living preparation on the biological carrier box 120 on the water inlet side of the water pool 110 for 2-3 times in a balanced manner, and further improving the removal rate or removal effect of the biological algae removal device 10 on specific algae through continuous domestication and proliferation.

4) Under water algae cell density, biomass and the water quality index of administering can reach treatment target or standard condition, or because of water function, water quality index, first prescription requirement etc. be unsuitable under the condition of using commercially available microorganism bacterial, zooplankton preparation, biological algae removal device 10, can be through constantly collecting microorganism and zooplankton in the nature (intaking) water, and constantly enrichment or cultivation and incubation and domestication etc. in biological carrier 120, realize getting rid of the high efficiency of the algae cell in the water of administering, or control, or restrain.

5) After long-time operation, the microorganism carriers 121 and the zooplankton carriers 122 in the biological carrier box 120 can gather microorganisms and zooplanktons with higher density in gaps inside the biological carrier box, and form biofilms, zoogloea and different types of algae-eating insect populations for living; thereby continuously blocking or occupying the space or gap inside the bio-carrier tank 120, causing the decrease of permeability and water-passing performance thereof, affecting the living culture of new biofilm, zoogloea and zooplankton, and further causing the decrease of algae removal and algae inhibition performance of the biological algae removal device 10. In this case, the bio-carrier tank 120, and the microbial carriers 121 and zooplankton carriers 122 therein should be backwashed; or the individual biological carrier boxes 120 are taken out, washed, and then reinstalled and operated.

Claims

1. A biological algae removal device based on microorganism and zooplankton proliferation is characterized in that: comprises a microorganism and zooplankton cultivating device, an aeration device and an algae-enriched water input device; the aeration device is used for conveying gas or supplying oxygen to the microorganism and zooplankton breeding device; the algae-enriched water input device is used for providing water resources and nutrients for the microorganism and zooplankton breeding device.

2. The microbe and zooplankton proliferation-based biological algae removal device of claim 1, wherein the microbe and zooplankton cultivation device is composed of a water tank, and a supporting frame, a water distribution pipe, a gas distribution pipe, an aeration head, microbe and zooplankton carriers which are positioned at the bottom of the water tank; the water distribution pipe and the air distribution pipe are arranged on the air distribution pipe bracket at the bottom of the water pool; the aeration head is arranged on the air distribution pipe; the microorganism and zooplankton carrier is arranged in a net carrier box in the middle of the water pool.

3. The microbial and zooplankton proliferation-based biological algae removal apparatus of claim 2, wherein the water reservoir is a rectangular or cylindrical water reservoir made of plate-type material; the height of the pool is between 1.5m and 4.5 m; one side of the pool bottom of the pool is provided with a water volume emptying port or a sludge discharge port; the upper part of the pool body of the pool or the upper pool wall is provided with a water outlet.

4. The microbe and zooplankton proliferation-based biological algae removal device of claim 2, wherein the microbe and zooplankton carriers are microbe carrier blocks and zooplankton carrier blocks made of mesh sponge; the length, width or diameter of the microorganism carrier block and the zooplankton carrier block is between 4 and 6 cm; the pore density of the microorganism pellet block is 10 PPI; the zooplankton pellet block has a pore density of 5 PPI.

5. The biological algae removal apparatus based on the proliferation of microorganisms and zooplankton according to claim 2, wherein the aeration device is a system consisting of an aeration fan, a gas pipe, a gas distribution pipe and an aeration head; the air distribution pipe and the aeration head are arranged in the microorganism and zooplankton breeding device; the aeration fan is arranged at a fixed position on or near the water pool; one end of the gas pipe is connected with the air outlet of the aeration fan; the other end of the gas pipe is connected with the gas distribution pipe in the microorganism and zooplankton breeding device.

6. The biological algae removal apparatus based on the proliferation of microorganisms and zooplankton according to claim 1, wherein the algae-rich water input device is a system consisting of a submersible pump, a water delivery pipe, a water inlet pipe and a water distribution pipe; the submersible pump is arranged on the upper layer or the surface layer of the lake or the natural water body which needs to be treated and is rich in algae; the water distribution pipe is arranged in the microorganism and zooplankton culture device; one end of the water delivery pipe is connected with the submersible pump, and the other end of the water delivery pipe is connected with the water inlet pipe; one end of the water inlet pipe is connected with the water delivery pipe, and the other end of the water inlet pipe is connected with the water distribution pipe in the microorganism and zooplankton breeding device.

7. The biological algae removal device based on the proliferation of microorganisms and zooplankton according to claim 4, wherein the matching volume ratio of the microorganism carrier block and the zooplankton carrier block is 1:0.8-1:1.2, the matching mode is uniform mixing matching, and the microorganism carrier block and the zooplankton carrier block are filled in a group of mesh carrier boxes after uniform mixing matching; furthermore, the reticular carrier box is arranged on the support frame at the bottom of the water pool; the height of the reticular carrier box is within the size range of the space between the installation position at the bottom of the water pool and the water outlet at the upper part of the water pool.