CN216946424U - Ecological permeable dam for improving water environment capacity of river channel - Google Patents
Ecological permeable dam for improving water environment capacity of river channel Download PDFInfo
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- CN216946424U CN216946424U CN202123158241.3U CN202123158241U CN216946424U CN 216946424 U CN216946424 U CN 216946424U CN 202123158241 U CN202123158241 U CN 202123158241U CN 216946424 U CN216946424 U CN 216946424U
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Abstract
The utility model relates to a river course water environment among the environmental protection engineering water treatment handles technical field, especially relates to an ecological permeable dam for promoting river course water environment capacity, including building by laying bricks or stones the relative gabion on the riverbed, concrete foundation has been pour between the gabion, set up the ecological interception dam body that permeates water of seepage type on the concrete foundation. Based on the constructed wetland principle and the rapid infiltration mechanism, the capacity of a ditch in front of a dam is utilized to store river water, the controllable seepage of a permeable dam is intercepted through seepage type ecology to adjust the overflow of the dam, and meanwhile, the upstream water level is raised to provide enough water for upstream ecological restoration content; the biological filler-enriched runoff storage dam can block runoff and has a certain purification effect, and the runoff has certain retention time in the dam body, so that the water quality purification effect can be further improved through microorganisms enriched by the biological filler, and the river flood discharge is not influenced.
Description
Technical Field
The application relates to the technical field of riverway water environment treatment in environmental protection engineering water treatment, in particular to an ecological permeable dam for improving riverway water environment capacity.
Background
The river ecological restoration engineering means that according to the ecological principle, through certain biological, ecological and engineering technologies and methods, the main factors or processes of ecological system degradation are artificially changed and cut off, and the flowing processes and the space-time sequence of substances, energy and information inside and outside the system are adjusted, configured and optimized, so that the structure, the function and the ecological potential of the ecological system are successfully restored to a certain level or the original level or even a higher level as soon as possible.
Hydrological conditions of the river ecological restoration engineering are the most important determining factors of the ecological restoration engineering, which not only directly influence the physicochemical properties of the ecological environment of the ecological restoration engineering and the input and output of nutrient substances, but also are one of the main factors for finally selecting the biological community of the ecological restoration engineering, so that the ecological restoration engineering does not exist without water. Therefore, when ecological restoration is performed in ecological restoration engineering, the restoration under hydrological conditions should be considered in addition to the restoration of soil, vegetation and organisms. The overall goal of ecological restoration of the ecological restoration engineering is to gradually restore the structure and the function of the ecological system of the degraded ecological restoration engineering by adopting proper biological, ecological and engineering technologies, and finally achieve the self-sustained state of the ecological system of the ecological restoration engineering.
The inventors consider that the above-described related art has the following problems: in the river ecological restoration project, in order to ensure that the river has enough accumulated water depth, a water storage dam is usually arranged to increase the water volume of the river. The conventional water storage dam is generally a concrete or rubber pool body, does not have the ecological restoration capability of a river channel, and can influence the normal flood-carrying and waterlogging-draining capability of the river channel when a small river channel is arranged.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the application provides an ecological permeable dam for promoting river course water environmental capacity, has the advantage that investment province, ecological remediation ability are strong and do not influence the river course normal flood discharge waterlogging.
The application provides an ecological permeable dam for promoting river water environmental capacity adopts following technical scheme:
the utility model provides an ecological permeable dam for promoting river course water environmental capacity, includes builds the relative gabion on the riverbed by laying bricks or stones, concrete base has been pour between the gabion, set up the ecological interception dam body that permeates water of seepage type on the concrete base.
By adopting the technical scheme: based on the constructed wetland principle and the rapid infiltration mechanism, a seepage type ecological interception water permeable dam body is arranged on a concrete base, the volume of a ditch in front of the dam is used for storing a river water body, the overflow of the dam body is adjusted through the controllable seepage of the seepage type ecological interception water permeable dam body, the upstream water level is raised at the same time, and enough water is provided for the upstream ecological restoration content; the runoff storage dam has the advantages that runoff can be blocked, certain purification effect is achieved, and due to the fact that the runoff has certain retention time in the dam body, the water quality purification effect can be further improved through microorganisms enriched with biological fillers, and the river flood discharge is not affected.
Optionally, the concrete foundation includes base body and the portion that blocks water, the portion that blocks water sets up the one side that faces rivers at the base body.
By adopting the technical scheme: the base body is used as the foundation of the whole dam body and is formed by pouring waterproof concrete, and the water blocking part can protect the seepage type ecological interception water permeable dam body to a certain extent and reduce the impact force on the seepage type ecological interception water permeable dam body.
Optionally, the seepage-type ecological interception water-permeable dam body is built by microorganism curing fillers composed of one or more of gravels, furnace slag or volcanic rocks, and the upper end of the seepage-type ecological interception water-permeable dam body is provided with a water-passing weir.
By adopting the technical scheme: the microorganism curing fillers such as broken stones, slag and volcanic rocks can greatly increase the microorganism attaching carriers in the river channel, effectively strengthen the self-purification capacity of the river channel water body, further obviously improve the water environment capacity of the river channel, and meanwhile, the microorganism curing fillers are water permeable materials, can effectively ensure the flood discharge and waterlogging discharge capacity of the river channel, and avoid the influence of the conventional water blocking dam on the flood discharge and waterlogging discharge of the river channel.
Optionally, the seepage type ecological interception permeable dam body is at least divided into 2 layers, and the particle size of each layer of microorganism curing filler is increased from top to bottom.
By adopting the technical scheme: the water can be treated in a layered mode, so that the downstream water quality is better.
Optionally, one side of the seepage type ecological intercepting permeable dam body facing water flow is wavy.
By adopting the technical scheme: can increase the area of contact of the ecological interception dam body of seepage type and upstream water through above-mentioned setting, can be better filter upstream water.
Optionally, a coarse filtering component is arranged at the front end of one side, facing water flow, of the seepage type ecological interception permeable dam body.
By adopting the technical scheme: the larger debris in the upstream river water is intercepted, and the influence of water passing on the front side face of the seepage type ecological intercepting permeable dam body is prevented.
Optionally, the coarse filtration component comprises a plurality of groups of insertion groove plates arranged on the concrete base, and a filter plate is inserted between the two insertion groove plates.
By adopting the technical scheme: through setting up the grafting frid, installation that can be convenient with dismantle the filter, be convenient for just trade it.
Optionally, the filter plate is arc-shaped, and the arc of the filter plate faces the water flow direction.
By adopting the technical scheme: the bigger debris of upstream aquatic reachs filter department, under the guide effect of convex filter, flows to the both sides side of filter, is convenient for collect in unison and handles.
In summary, the present application includes at least one of the following beneficial technical effects:
1. based on the constructed wetland principle and the rapid infiltration mechanism, the capacity of a ditch in front of the dam is used for storing river water, the controllable seepage of a permeable dam is intercepted through seepage type ecology to adjust the overflow of the dam, and the upstream water level is raised at the same time, so that enough water is provided for upstream ecological restoration content; the runoff storage dam has the advantages that runoff can be blocked, certain purification effect is achieved, and due to the fact that the runoff has certain retention time in the dam body, the water quality purification effect can be further improved through microorganisms enriched with biological fillers, and the river flood discharge is not affected.
2. Microorganism solidification filler such as rubble, slag and volcanic rock can regional river course microorganism attached carrier of greatly increased, effectively strengthens river course water self-purification ability, and then shows promotion river course water environmental capacity, and it is the material that permeates water simultaneously, can effectively ensure the flood discharge waterlogging ability in river course, avoids conventional water-blocking dam to the influence of river course flood discharge waterlogging.
3. The coarse filtering component can intercept larger sundries in upstream river water, and prevents the coarse filtering component from being attached to the front side face of the seepage type ecological intercepting permeable dam body to influence water passing.
4. The bigger debris of upstream aquatic reachs filter department, under the guide effect of convex filter, flows to the both sides side of filter, is convenient for collect in unison and handles.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 2 is a schematic structural view of the upstream surface of the seepage type ecological interception water permeable dam body according to the embodiment of the application;
FIG. 3 is a schematic view of the overall structure of a dam with a coarse filter assembly according to an embodiment of the present application;
fig. 4 is a schematic structural diagram of a coarse filter assembly according to an embodiment of the present disclosure.
Description of reference numerals: 100. a riverbed; 200. a gabion; 300. a concrete base; 310. a base body; 320. a water-blocking part; 330. a water-passing weir; 400. a seepage type ecological interception permeable dam body; 500. a coarse filtration component; 510. inserting a groove plate; 520. a filter plate.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses an ecological permeable dam for promoting river water environmental capacity, specifically as follows:
referring to fig. 1, the ecological permeable dam for improving the water environment capacity of the river comprises opposite gabions 200 built on a river bed 100, a concrete base 300 is poured between the gabions 200, and a seepage type ecological intercepting permeable dam body 400 is arranged on the concrete base 300. Based on the constructed wetland principle and the rapid infiltration mechanism, the seepage type ecological intercepting permeable dam body 400 is arranged on the concrete base 300, the water body of a river channel is stored by utilizing the volume of a ditch in front of the dam, the overflow of the dam body is adjusted by the controllable seepage of the seepage type ecological intercepting permeable dam body 400, and the upstream water level is raised at the same time, so that enough water is provided for the upstream ecological restoration content; the biological filler-enriched runoff storage dam can block runoff and has a certain purification effect, and the runoff has certain retention time in the dam body, so that the water quality purification effect can be further improved through microorganisms enriched by the biological filler, and the river flood discharge is not influenced.
Referring to fig. 1, in order to achieve stability of the whole dam, the concrete foundation 300 in this embodiment includes a foundation body 310 and a water blocking portion 320, and the water blocking portion 320 is disposed on a side of the foundation body 310 facing water flow. The base body 310 serves as a foundation of the whole dam and is formed by pouring impermeable concrete, and the water blocking part 320 can protect the seepage type ecological interception permeable dam 400 to a certain extent and reduce impact force on the seepage type ecological interception permeable dam 400.
Referring to fig. 1, in particular, the seepage-type ecological interception permeable dam 400 in this embodiment is constructed by a microorganism curing filler composed of one or more of crushed stones, slag, or volcanic rocks, and the upper end of the seepage-type ecological interception permeable dam 400 is provided with a water-passing weir 330. Microorganism solidification filler such as rubble, slag and volcanic rock can regional river course microorganism attached carrier of greatly increased, effectively strengthens river course water self-purification ability, and then shows promotion river course water environmental capacity, and it is the material that permeates water simultaneously, can effectively ensure the flood discharge waterlogging ability in river course, avoids conventional water-blocking dam to the influence of river course flood discharge waterlogging.
In order to better treat upstream water, the seepage type ecological interception permeable dam 400 in this embodiment is divided into at least 2 layers, and the particle size of each layer of microorganism curing filler is increased from top to bottom. The embodiment is divided into three layers, and water can be layered, so that the downstream water quality is higher.
Referring to fig. 1 and 2, in order to increase the contact area between the seepage-type ecological interception water permeable dam 400 and upstream water, the side of the seepage-type ecological interception water permeable dam 400 facing the water flow is wavy in this embodiment. Through the setting, the contact area between the seepage type ecological interception water permeable dam body 400 and upstream water can be increased, and upstream water can be better filtered.
Referring to fig. 3, in order to filter large impurities in the upstream water, the front end of the side facing the water flow of the seepage type ecological intercepting permeable dam 400 in this embodiment is provided with a coarse filtering assembly 500. Relatively big debris are intercepted to the river course aquatic of upper reaches, prevent that it from laminating in the front side of seepage type ecology interception dam body 400 that permeates water, influence and cross water.
Referring to fig. 3 and 4, in particular, the coarse filter assembly 500 of the present embodiment includes a plurality of sets of insertion groove plates 510 provided on the concrete base 300, and filter plates 520 are inserted between the two insertion groove plates 510. By providing the insertion groove plate 510, the filter plate 520 can be conveniently mounted and dismounted, and can be conveniently replaced.
In this embodiment, the filter plate 520 is in the shape of a circular arc, and the arc of the filter plate 520 faces the water flow direction. The larger impurities in the upstream water reach the filter plates 520, and flow to the two sides of the filter plates 520 under the guiding action of the circular arc-shaped filter plates 520, so that the impurities are conveniently collected and treated uniformly.
The specific principle of the application is as follows: the scheme is a novel non-point source control technology developed based on an artificial wetland principle and a rapid percolation mechanism, and the dam body is constructed by manually building gravels or gravels at proper positions in the small river ditch according to the spatial-temporal nonuniformity of agricultural non-point source pollution. The bottom of the dam body is a watertight wall, the middle upper part of the dam body is made of a pervious material, and the top of the dam body is provided with a water-passing weir 330, so that the flood discharge of a river channel is not influenced.
The capacity of the front ditch of the dam is used for storing the river water body, the overflow of the dam is adjusted through the controllable seepage of the dam, and the upstream water level is raised at the same time, so that enough water is provided for the upstream ecological restoration content. The biological filler-enriched water quality purification dam can block and store runoff and also has a certain purification effect, and because the runoff has a certain retention time in the dam body, the water quality purification effect can be further improved through microorganisms enriched by the biological filler.
The setting of the seepage type ecological intercepting permeable dam body 400 mainly has the following functions:
the water storage culvert source improves the water volume;
the habitat is built, a better growth environment is created for aquatic animals, plants and microorganisms, the ecological restoration engineering is facilitated to play a role, and the water purification is facilitated;
physical entrapment and adsorption effects on pollutants;
the hydraulic retention time is prolonged, and the water quality purification effect is improved;
through water drop, the content of dissolved oxygen in water is improved, the water environment is improved, and the landscape is improved to a certain extent.
The construction position of the seepage type ecological interception water-permeable dam body 400 is located on the wide water surface of a river channel, and influence on drainage and flood discharge of the river channel is avoided. The construction of the system can maintain a proper river water level so as to facilitate the planting and growth of aquatic plants, and meanwhile, the multi-stage surface flow water drop system can improve the reoxygenation capacity of the wetland system, effectively reduce pollution load and improve the purification efficiency of the system.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (6)
1. An ecological permeable dam for improving the water environment capacity of a river channel is characterized in that: including building relative gabion (200) on riverbed (100) by laying bricks or stones, concrete foundation (300) have been pour between gabion (200), set up seepage type ecological interception dam body (400) that permeates water on concrete foundation (300), concrete foundation (300) include base body (310) and the portion of blocking water (320), the portion of blocking water (320) set up in one side that base body (310) met to rivers.
2. The ecological permeable dam for increasing the water environment capacity of the riverway according to claim 1, is characterized in that: the seepage type ecological interception permeable dam body (400) is built by microorganism curing fillers formed by one or more of gravels, furnace slag or volcanic rocks, and the upper end of the seepage type ecological interception permeable dam body (400) is provided with a water-passing weir (330).
3. An ecological permeable dam for increasing the water environmental capacity of a river according to any one of claims 1-2, wherein: one side of the seepage type ecological intercepting permeable dam body (400) facing to water flow is wavy.
4. The ecological permeable dam for increasing the water environment capacity of the river channel according to claim 3, wherein: the front end of one side, facing to water flow, of the seepage type ecological intercepting permeable dam body (400) is provided with a coarse filtering component (500).
5. The ecological permeable dam for increasing the water environment capacity of the river channel according to claim 4, wherein: the coarse filter assembly (500) comprises a plurality of groups of inserting groove plates (510) arranged on the concrete base (300), and a filter plate (520) is inserted between the two inserting groove plates (510).
6. The ecological permeable dam for increasing the water environment capacity of the riverway according to claim 5, is characterized in that: the filter plate (520) is arc-shaped, and the arc direction of the filter plate (520) faces to the water flow direction.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202123158241.3U CN216946424U (en) | 2021-12-15 | 2021-12-15 | Ecological permeable dam for improving water environment capacity of river channel |
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| CN202123158241.3U CN216946424U (en) | 2021-12-15 | 2021-12-15 | Ecological permeable dam for improving water environment capacity of river channel |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115323981A (en) * | 2022-08-01 | 2022-11-11 | 中国电建市政建设集团有限公司 | Medium and small river anti-blocking ecological filtering dam capable of carrying out flood and draining stagnant water and using method |
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2021
- 2021-12-15 CN CN202123158241.3U patent/CN216946424U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115323981A (en) * | 2022-08-01 | 2022-11-11 | 中国电建市政建设集团有限公司 | Medium and small river anti-blocking ecological filtering dam capable of carrying out flood and draining stagnant water and using method |
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