CN212379375U

CN212379375U - Multifunctional ecological channel simulation test pool

Info

Publication number: CN212379375U
Application number: CN202020402131.3U
Authority: CN
Inventors: 张华庆; 彭士涛; 褚强; 魏燕杰; 贾建娜; 郑天立
Original assignee: Tianjin Research Institute for Water Transport Engineering MOT
Current assignee: Tianjin Research Institute for Water Transport Engineering MOT
Priority date: 2020-03-26
Filing date: 2020-03-26
Publication date: 2021-01-19
Anticipated expiration: 2030-03-26

Abstract

The utility model discloses a multifunctional ecological channel simulation test pool, which comprises a river channel simulation pool for simulating ecological construction of a channel estuary area, an estuary simulation pool for simulating estuary impact plain condition and a distribution pool for simulating water inflow quality; the head end of the river simulation pool is provided with a first water inlet pipe, the tail end of the river simulation pool is communicated with the head end of the estuary simulation pool, the estuary simulation pool is communicated with the water distribution pool through a second water inlet pipe, and the water distribution pool is also provided with a drain pipe; the test tank can simulate and screen the ecological restoration conditions applicable in the ecological restoration construction process of the actual channel to obtain the optimal restoration method, simultaneously provides ornamental landscape for the surrounding environment while meeting the experiment requirements, improves the environmental aesthetic feeling, and can be directly reserved as the landscape after the experiment is finished, thereby realizing the multi-effect utilization of resources.

Description

Multifunctional ecological channel simulation test pool

Technical Field

The utility model relates to a sewage purification test pond technical field, in particular to multi-functional ecological channel analogue test pond.

Background

The inland waterway is an important component of the transportation in China, and in recent years, with the gradual promotion of ecological civilization construction and green development, ecological waterway construction and waterway ecological restoration become important contents in the inland waterway field.

Due to the huge engineering quantity and investment amount of the actual channel construction and ecological restoration work, the early-stage related research is necessary, and the establishment of a simulation experiment pool for physical model small-scale test and pilot test research is an important research method and means. Therefore, scientific and technical support can be provided for ecological channel construction and channel ecological restoration through experimental contents such as different aquatic plant collocation experiments, aquatic habitat construction experiments, sediment scouring experiments and the like during the experiment. However, the outdoor simulation experiment pool has a certain investment and resource occupation, so it is necessary to design a multifunctional ecological channel simulation experiment pool to meet the experiment requirements and provide an ornamental landscape for the surrounding environment, so as to improve the aesthetic feeling of the environment, and after the experiment is completed, the experiment pool can be directly reserved as the landscape.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a provide view of vwatching for the surrounding environment when satisfying the experiment demand, promote the multi-functional ecological channel analogue test pond of environment aesthetic feeling.

Therefore, the utility model discloses technical scheme as follows:

a multifunctional ecological channel simulation test pool comprises a river channel simulation pool, a estuary simulation pool and a distribution pool; wherein the content of the first and second substances,

the river simulation tank is a long and narrow cement tank body, and the shape of the tank body is consistent with the shape of the wide water channel simulated by the tank body; the front end of the river channel simulation pool is a closed end, and the tail end of the river channel simulation pool is an open end; the river mouth simulation pool is arranged at the tail end of the river channel simulation pool and is a fan-shaped cement pool body with the width gradually increasing from the front end to the tail end; the front end of the river mouth simulation pool is an open end, and the tail end of the river mouth simulation pool is a closed end, so that the front end open end of the river mouth simulation pool is communicated with the tail end open end of the river channel simulation pool; the water distribution tank is arranged at the adjacent side of the river channel simulation tank and is a cement tank body with the length matched with that of the river channel simulation tank; the front end and the tail end of the distribution pool are both closed ends, and the tail end of the distribution pool is connected with the estuary simulation pool;

a first water inlet pipe is arranged at the front end of the river channel simulation pool, a second water inlet pipe is arranged between the estuary simulation pool and the distribution pool, a drain pipe is arranged at the tail end of the distribution pool, and flow regulating valves are arranged on the first water inlet pipe, the second water inlet pipe and the drain pipe; sandy soil, muddy soil or silt mixed soil is paved at the bottoms of the river simulation pool and the estuary simulation pool.

Furthermore, the shape of the pool body of the river mouth simulation pool is poured to be the same as the shape of the tail of the carp, the shape of the pool body of the distribution pool is matched with the shape of the pool body of the river channel simulation pool, so that the overall shape of the distribution pool and the overall shape of the river channel simulation pool are the same as the shape of the body of the carp, and the overall test pool is in the shape of the carp.

Furthermore, at least one lifting pump is respectively arranged at the bottom of each of the riverway simulation pool and the estuary simulation pool, and drainage pipelines with the number consistent with that of the lifting pumps are respectively arranged between the riverway simulation pool and the distribution pool and between the estuary simulation pool and the distribution pool, so that one end of each drainage pipeline is connected with the lifting pump, the other end of each drainage pipeline extends into the distribution pool, and pool water in the riverway simulation pool and the estuary simulation pool is discharged into the distribution pool.

Furthermore, submerged plants, floating plants and/or emergent plants are planted in the pool body water of the river channel simulation pool and the river mouth simulation pool. Wherein, the submerged plants are tape grass, watermifoil and the like, the floating plants are water lily and the like, the emergent plants are reed, loosestrife and the like, and a single planting scheme or a plurality of matching planting schemes can be selected during specific planting.

Further, fish communities are constructed in the pond bodies of the river simulation pond and the estuary simulation pond.

Further, a microbial community is constructed in the cell bodies of the river simulation cell and the estuary simulation cell.

Further, benthonic animal communities are constructed in the pool bodies of the river simulation pool and the estuary simulation pool.

Compared with the prior art, the multifunctional ecological channel simulation test pool realizes the actual situation of a wide water channel through designing the river channel simulation pool in structural design, simulates the situation of river mouth impact plain through designing the river mouth simulation pool, and simulates different water quality situations in the wide water channel through designing the distribution pool, so that the ecological restoration conditions applicable in the ecological restoration construction process of the actual channel are simulated and screened, the optimal restoration method is obtained, meanwhile, the multifunctional ecological channel simulation test pool can provide ornamental landscape for the surrounding environment while meeting the experimental requirements, the environmental aesthetic feeling is improved, and after the experiment is completed, the test pool can be directly reserved as the landscape, and the multi-effect utilization of resources is realized.

Drawings

Fig. 1 is a schematic structural diagram of a multifunctional ecological channel simulation test pool in an embodiment of the present invention.

Detailed Description

The present invention will be further described with reference to the following drawings and specific examples, but the following examples are by no means limiting the present invention.

As shown in fig. 1, the multifunctional ecological channel simulation test pool comprises a river channel simulation pool 1 for simulating ecological construction of a channel estuary area, an estuary simulation pool 2 for simulating estuary impact plain conditions and a distribution pool 3 for simulating inflow water quality; wherein the content of the first and second substances,

the river channel simulation pool 1 is a long and narrow cement pool body, the shape of the pool body is consistent with the shape of a wide water channel expected to be simulated, namely a channel model with the same proportion reduced is constructed, the front end of the river channel simulation pool 1 is a closed end, and the tail end of the river channel simulation pool is an open end; sand soil, muddy soil or silt mixed soil is paved at the bottom of the river simulation pool 1 to simulate the channel with different geological conditions, and the thickness of the soil is adjusted to be suitable for the water depth of the expected simulated wide water channel; a first water inlet pipe 11 is arranged at the front end of the river channel simulation pool 1, and a flow regulating valve is arranged on the first water inlet pipe 11 and is used for regulating the flow velocity and flow of water entering the river channel simulation pool 1 through the first water inlet pipe 11 to realize the simulation of the water flow change of a channel under various conditions;

the estuary simulation pond 2 is arranged at the tail end of the river simulation pond 1 and is a fan-shaped cement pond body with the width gradually increasing from the front end to the tail end, and sandy soil, muddy soil or silt mixed soil is paved at the bottom of the estuary simulation pond 2 to simulate the geological state at the estuary; the front end of the river mouth simulation pool 2 is an open end, and the tail end of the river mouth simulation pool is a closed end, so that the front end open end of the river mouth simulation pool 2 is communicated with the tail end open end of the river channel simulation pool 1; the tail end of the distribution tank 3 is provided with a drain pipe 13 which is provided with a flow regulating valve; the drain pipe 13 has the function that when the drain pipe is in a closed state, a water purification test can be carried out in the test tank, and when the drain pipe is in an open state, the drain pipe is used for discharging the original water body in the tank body and conveying a new water body to carry out a new test;

the water distribution tank 3 is arranged at the adjacent side of the river channel simulation tank 1 and is a cement tank body with the length matched with that of the river channel simulation tank 1; the front end of the distribution pool 3 is a closed end, and the tail end of the distribution pool is connected with the closed side of the front end of the estuary simulation pool 2, so that the distribution pool and the estuary simulation pool 2 can share one closed end; a second water inlet pipe is arranged between the river mouth simulation pool 2 and the distribution pool 3, in addition, two lifting pumps are respectively arranged at the bottoms of the river mouth simulation pool 1 and the river mouth simulation pool 2, two rows of drainage pipelines are respectively arranged between the river mouth simulation pool 1 and the distribution pool 3 and between the river mouth simulation pool 2 and the distribution pool 3, one end of each drainage pipeline is connected with the lifting pump, the other end of each drainage pipeline extends into the distribution pool 3, pool water in the river mouth simulation pool 1 and the river mouth simulation pool 2 is discharged into the distribution pool 3, water body circulation is formed, and a water purification test under a low flow rate disturbance condition is realized.

The aquatic ecosystem change test under different flow fields is carried out by changing the planted plants in the water, putting in fish communities, the microbial communities and benthonic animal communities, so as to determine the optimal aquatic ecosystem composition of the channel with different flow field characteristics and support the channel water body ecological restoration project.

In order to enable the test pool to have the effect in the aspect of landscape while carrying out long-term test, the pool body shape of the estuary simulation pool 2 is poured to be the same as the tail shape of the carp, the pool body shape of the distribution pool 3 is matched with the pool body shape of the river channel simulation pool 1 to enable the overall shape of the pool body and the carp body to be the same, the river channel simulation pool 1 simulates the fish belly, the distribution pool 3 simulates the fish body, and the test pool is enabled to integrally form the building landscape of 'carp leaping dragon door' through the mutual matching of the three pool bodies. Meanwhile, when the aquatic plant water purification quality test in the channel is carried out, the plant landscape can be formed by the overall matching of different shapes of the emergent aquatic plants, the floating plants and the submerged plants in the tank body, such as the leaf shapes, the flowering phases, the plant heights and the like, and when the aquatic ecosystem is constructed in the river channel simulation tank and the estuary simulation tank, the constructed fish community, the microbial community and the benthonic animal community form the animal landscape, so that the test tank has the landscape beautifying function in the long-term test process, and can be directly used as the landscape after the test is finished, and the multi-effect utilization of resources is realized.

When the multifunctional ecological channel simulation test pool is adopted to carry out a channel aquatic plant water purification quality test, water flow enters a river channel simulation pool and a river mouth simulation pool in two ways: one water flow mode is that the survival state test of plants, animals and microorganisms in a biological ecosystem under different flow fields is carried out by regulating the flow velocity and flow of water flow through a water inlet pipe at the front end of a estuary simulation pond and simulating the change of water flow of a channel; meanwhile, a channel bottom sediment transport experiment under impact of different flow velocities can be carried out; the other water flow mode is to simulate different water quality conditions in the channel through a distribution pool, feed water into a river channel simulation pool and a estuary simulation pool through a water gap at the tail part of the distribution pool, and carry out a water quality purification test of aquatic plants in the channel under the condition of low flow speed or still water.

Claims

1. A multifunctional ecological channel simulation test pool is characterized by comprising a river channel simulation pool (1), a estuary simulation pool (2) and a distribution pool (3); wherein the content of the first and second substances,

the river channel simulation pool (1) is a long and narrow cement pool body, and the shape of the pool body is consistent with the shape of a wide water channel simulated by the pool body; the front end of the river channel simulation pool (1) is a closed end, and the tail end of the river channel simulation pool is an open end; the river mouth simulation pool (2) is arranged at the tail end of the river channel simulation pool (1) and is a fan-shaped cement pool body with the width gradually increasing from the front end to the tail end; the front end of the river mouth simulation pool (2) is an open end, and the tail end of the river mouth simulation pool is a closed end, so that the front end open end of the river mouth simulation pool (2) is communicated with the tail end open end of the river channel simulation pool (1); the water distribution tank (3) is arranged at the adjacent side of the river channel simulation tank (1) and is a cement tank body with the length matched with that of the river channel simulation tank (1); the front end and the tail end of the distribution pool (3) are both closed ends, and the tail end of the distribution pool (3) is connected with the estuary simulation pool (2);

a first water inlet pipe (11) is arranged at the front end of the river channel simulation pool (1), a second water inlet pipe (12) is arranged between the estuary simulation pool (2) and the distribution pool (3), a drain pipe (13) is arranged at the tail end of the distribution pool (3), and flow regulating valves are arranged on the first water inlet pipe (11), the second water inlet pipe (12) and the drain pipe (13); sandy soil, muddy soil or silt mixed soil is paved at the bottoms of the river simulation pool (1) and the estuary simulation pool (2).

2. The multifunctional ecological channel simulation test pool of claim 1, wherein at least one lift pump is respectively arranged at the bottom of each of the river simulation pool (1) and the estuary simulation pool (2), and drainage pipelines with the number consistent with that of the lift pumps are respectively arranged between the river simulation pool (1) and the distribution pool (3) and between the estuary simulation pool (2) and the distribution pool (3), so that one end of each drainage pipeline is connected with the lift pump, the other end of each drainage pipeline extends into the distribution pool (3), and pool water in the river simulation pool (1) and the estuary simulation pool (2) is discharged into the distribution pool (3).

3. The multifunctional ecological channel simulation test tank as claimed in claim 1, wherein submerged plants, floating plants and/or emergent plants are planted in the tank body water of the river channel simulation tank (1) and the estuary simulation tank (2).

4. The multi-functional ecological channel simulation test tank of claim 1, wherein fish communities are established in the tank bodies of the river simulation tank (1) and the estuary simulation tank (2).

5. The multi-functional ecological waterway simulation test tank of claim 1, wherein a microbial community is constructed in the tank bodies of the river simulation tank (1) and the estuary simulation tank (2).

6. The multi-functional ecological channel simulation test tank of claim 1, wherein benthonic animal communities are constructed in the tank bodies of the river simulation tank (1) and the estuary simulation tank (2).