CN211498722U

CN211498722U - Water conservancy dykes and dams structure

Info

Publication number: CN211498722U
Application number: CN201922241999.XU
Authority: CN
Inventors: 张义国
Original assignee: Chongqing Rongweixu Engineering Construction Co Ltd
Current assignee: Chongqing Rongweixu Engineering Construction Co Ltd
Priority date: 2019-12-14
Filing date: 2019-12-14
Publication date: 2020-09-15
Anticipated expiration: 2029-12-14

Abstract

The utility model relates to a water conservancy dykes and dams structure, it includes the dam body, it is equipped with the buffer layer to be close to rivers one side on the dam body, the buffer layer includes the impact layer with the river contact, the buffer layer top is equipped with prevents unrestrained layer, the impact layer with prevent being equipped with between unrestrained and support the water layer, the impact layer upper berth has the cobblestone layer, utilize the cobblestone layer to slow down rivers and still be equipped with the upstream slope on the impact force impact layer to the impact layer, the rivers that strike on the follow cobblestone layer will flow along the extending direction on upstream slope, the impact layer is equipped with the buffering platform with supporting the water layer junction, be equipped with the retaining channel on the buffering platform, be equipped with on the impact layer with the backflow pipeline, retaining channel intercommunication backflow pipeline will strike and come on meeting rivers flow back to the river course through the backflow pipeline: the impact force of water flow on the main dam body is reduced through the buffer layers, and the service life of the dam is prolonged.

Description

Water conservancy dykes and dams structure

Technical Field

The utility model belongs to the technical field of hydraulic engineering's ponding and specifically relates to a water conservancy dykes and dams structure is related to.

Background

The generic term of dike and dam also refers broadly to water-tight and water-retaining buildings and structures: for example, dykes and dams are to be built tightly to prevent water. Modern dams come in two main categories: earth and rockfill dams and concrete dams; in recent years, large dams are constructed with high-tech reinforced cement.

The current chinese patent that publication number is CN206538733U discloses a novel water conservancy dykes and dams structure, including the dam body, the dam body includes subbase and gravel layer, the dam body still includes the clay core wall, this internal being equipped with of dam is from last to once being equipped with anticorrosive coating, gravel layer, muddy dirt layer, metalling and drainage blanket in proper order down, utilizes multilayer structure stack to form stable in structure's dam body, and then reaches the effect of stopping to the river course. The dam body formed by accumulation of the multilayer structure increases the impermeability of the dam and has a simple structure.

The technical scheme has the following defects: utilize the dam that multilayer structure stack formed, though simple structure, construction convenience, and can reach fine steadiness, but the river course to the majority has very strong mobility at present stage, and the river course of stronger mobility is very big to the impact force of dam, consequently when taking into account dam stability and seepage control nature, still need guarantee in the river course rivers impact to the dam, and the extension of river course both sides can be very long, so the green ring problem of river course both sides is especially important.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a water conservancy dykes and dams structure, its advantage adopts the ladder form to cushion the river course, reduces the impact of river course to rivers.

The above object of the present invention is achieved by the following technical solutions: a water conservancy dam structure comprises a dam body, wherein a plurality of buffer layers are arranged on one side, close to a river, of the dam body, each buffer layer comprises an impact layer at the bottom of the river, and each buffer layer also comprises a wave-resisting layer at the top of the dam body and a water resisting layer positioned between the impact layer and the wave-resisting layer;

a backflow pipeline is arranged on the impact layer, a cobble layer is paved on the impact layer, a buffering platform is arranged at the joint of the impact layer and the water resisting layer, a water storage channel communicated with the backflow pipeline is arranged at the bottom of the buffering platform, and a filter screen is paved on the buffering platform;

the water resisting layer is provided with a water resisting retaining wall which is integrated with the water resisting layer, a water resisting platform is arranged between the water resisting layer and the wave-proof layer, and the water resisting platform is provided with a filtering hole communicated with a return pipeline;

and the wave-proof layer is provided with a monitoring tower.

By adopting the technical scheme, one side of the main dam body close to the water flow is provided with the buffer layer, the buffer layer is arranged in a step-shaped mode, the water flow is gradually buffered in the step-shaped mode, the impact on the buffer layer on the main dam body when the water flow impacts the dam is reduced, the service life of the dam is further prolonged, the buffer layer comprises an impact layer at the bottommost side, the impact layer is contacted with the water flow for a long time, a cobble layer is arranged on a slope of the impact layer, cobbles which are uniformly and densely distributed are paved on the cobble layer and are paved on the impact surface by the cobbles, most of the water flow can impact on the cobbles when the water flow impacts the impact surface, the cobbles are smooth in material and hard in quality, the influence of the water flow on the impact surface can be better reduced, the impact layer is provided with the backflow pipeline, the buffer platform is provided with the water storage channel communicated with the backflow pipeline, and a certain amount of water, rivers will flow back to the river course through the return line through the retaining passageway again in, reduce ponding overstock on the buffering platform, the buffer layer still includes to the water layer and prevents unrestrained layer, is equipped with to the water barricade on the water layer, hinders the rivers that come from impact layer department impact, and buffer layer and prevent unrestrained layer handing-over one side and be equipped with the slope of supporting, has seted up on the slope of supporting to the basin, supports and to plant corresponding greening plant in the basin, increase the afforestation area.

The present invention may be further configured in a preferred embodiment as: the internal foundation post of placing perpendicularly that is equipped with of main dam, the main dam body is including the metalling and the anticorrosive coating that are located the foundation post bottom, the buffer layer adopts concrete layer to set up, be equipped with the gravel layer between concrete layer and the anticorrosive coating.

Through adopting above-mentioned technical scheme, the internal pillar of placing perpendicularly that is equipped with of main dam, the pillar is used for supporting the holding power of whole main dam body to rubble layer and anticorrosive coating have been laid to the bottom at the pillar, increase the fastness and the anticorrosive nature of ground, and the addition mode of the adoption triangle-shaped of whole main dam body piles up, guarantees the resistance of preventing of main dam body.

The present invention may be further configured in a preferred embodiment as: the notch cuttype is personally submitted to the cross section of buffer layer, be equipped with a plurality of ladder ponds on the water resistance layer slope, be equipped with the slope of meeting water with the integrative design of impact layer on the impact layer, the directional ladder pond of extending direction on slope of meeting water.

Through adopting above-mentioned technical scheme, the notch cuttype is personally submitted in the transversal of whole buffer layer, the buffering gradually that goes on rivers, and then the extension dykes and dams life-span, be equipped with a plurality of ladder ponds on the water-resisting layer slope, can plant corresponding greenbelt at the ladder pond, increase to afforestation effect, be equipped with the slope of meeting water on the impacted layer, on the rivers that will meet water slope from impacting layer slope splashes the ladder pond, moisture will be received to the vegetation of planting in the ladder pond, guarantee that greening plants can not lack moisture in the ladder pond.

The present invention may be further configured in a preferred embodiment as: the wave-proof layer is provided with a wave-proof wall, the wave-proof wall and the buffer layer are integrally arranged, and the wave-proof wall is provided with a monitor fixed on the wave-proof wall.

Through adopting above-mentioned technical scheme, being equipped with on the wave layer and preventing the unrestrained wall, utilizing the unrestrained wall to prevent that rivers from further upwards assaulting, and the design of unrestrained wall cross section adoption curve, the unrestrained wall that the curve set up can bear the impact of rivers more.

The present invention may be further configured in a preferred embodiment as: and a first liquid level sensor is arranged on the water resisting slope.

Through adopting above-mentioned technical scheme, be equipped with first displacement sensor on the water slope of supporting, strike first level gauge at rivers, the liquid level will receive the signal, and then spreads the signal to the control tower, the circumstances that the suggestion water level rises.

The present invention may be further configured in a preferred embodiment as: the pipe orifices of the plurality of return pipelines are inclined to the ground.

Through adopting above-mentioned technical scheme, the mouth of pipe direction slope of back flow is directional river course bottom for under the bad weather condition, rivers meeting river course speed.

The present invention may be further configured in a preferred embodiment as: and a planting pond is arranged on the wave-proof layer.

Through adopting above-mentioned technical scheme, through set up planting the pond on the lateral wall on the unrestrained layer of preventing, further increase whole dam and go up the afforestation effect.

The present invention may be further configured in a preferred embodiment as: and a plurality of step pools are arranged on the water resisting layer.

Through adopting above-mentioned technical scheme, increase the afforestation effect through a plurality of ladder ponds, and further reduce the influence of rivers to the dam through a plurality of cascaded structures.

To sum up, the utility model discloses a following at least one useful technological effect:

1. by adopting the design of a plurality of buffer layers, the impact of water flow on the dam is slowed down, and a cobble layer is added at the bottom of the river channel, so that a layer which is washed by the water flow for a long time is ensured to have good impact resistance;

2. the dam is formed by stacking a plurality of layers, so that the firmness of the whole dam is improved;

3. the greening effect is increased by planting corresponding greening plants on the high slope.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is a top view of the present invention.

In the figure, 1, a main dam body; 2. a buffer layer; 3. an impact layer; 4. a wave-resistant layer; 5. a water resisting layer; 6. a return line; 7. a cobble layer; 8. a buffer platform; 9. a water storage channel; 11. a water-resisting retaining wall; 12. a horizontal supporting platform; 13. a filtration pore; 16. monitoring the tower; 17. a base pillar; 18. a crushed stone layer; 19. an anticorrosive layer; 20. a concrete layer; 21. a sandstone layer; 22. a step pool; 23. a water-facing slope; 24. a wave wall; 25. a monitor; 26. a first liquid level sensor; 27. and (5) planting the pond.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

referring to fig. 1, for the utility model discloses a water conservancy dykes and dams structure, including the dam body 1, be close to river one side on the dam body 1 and be equipped with buffer layer 2, buffer layer 2 is located river bottom strike layer 3, is in the layer 4 of preventing unrestrained and being located between the two layer 5 of supporting water altogether including altogether being located the dam body 1 top. The cross section of the whole main dam body 1 is trapezoidal, the buffer layer 2 is gradually advanced in a step-shaped structure, the impact force of water flow on the dam is relieved in a step-shaped mode, and the service life of the dam is further prolonged. The slope of impact layer 3 is laid the cobble layer 7 of fixing in impact layer 3 on, utilizes the characteristic of cobble to increase the hardness of whole impact layer 3, and the surface of cobble is smooth, and rivers can reduce the impact force to impact layer 3 of rivers when assaulting cobble layer 7, reaches protection dam life purpose.

Referring to fig. 1 and 2, a vertically placed foundation column 17 is arranged in the main dam body 1, a crushed stone layer 18 is arranged at the bottom of the main dam body 1, and the crushed stone layer 18 is used for increasing the firmness of the bottom of the whole dam. An anti-corrosion layer 19 is laid on the crushed stone layer 18. The purpose of laying the anti-corrosion layer 19 is to ensure that animals do not nest in the main dam body 1, so that the quality of the dam is affected, and the service life of the dam is affected. The sand stone layer 21 is arranged on the anti-corrosion layer 19, particles of sand are small, the density in the dam can be further improved after the sand stone is paved, the density in the dam is too small, and when water flow impacts the buffer layer 2, the interior of the dam cannot bear large impact force, and the dam begins to collapse from the interior of the dam after the water flow impacts for a period of time. Be equipped with concrete layer 20 on gravel layer 21, whole buffer layer 2 all adopts concrete layer 20 to lay, adopts concrete layer 20 to set up in the dam outside, increases the stability of whole dam.

Referring to fig. 1 and 2, the impact layer 3 is provided with a backflow pipeline 6 embedded in the impact layer 3 on the slope, a water-facing slope 23 is arranged at the joint of the impact layer 3 and the water resisting layer 5, the water-facing slope 23 extends from the cobblestone layer 7 to the top, the water-facing slope 23 extends out of the slope pointing to the water resisting layer 5, a stepped pool 22 is arranged on the slope of the water resisting layer 5, most of water flow impacting from the water-facing slope 23 falls into the stepped pool 22, corresponding green plants are planted in the stepped pool 22, and the greening area is increased. Utilize the moisture of rivers impact to irrigate the green plant of ladder, reduce the processing of later stage to the plant. Still be equipped with buffering platform 8 on breaking the layer, dash and meet the platform and strike water and still can stay buffering platform 8 on, consequently be equipped with retaining passageway 9 on buffering platform 8, retaining passageway 9 communicates with each other with the back flow, and the rivers that drop on buffering platform 8 will flow back to in the river course from retaining passageway 9 bottom.

Referring to fig. 2, a planting pond is arranged on a slope of the joint of the water resisting layer 5 and the wave-resisting layer 4, and corresponding greening plants can be planted in the planting pond to improve green vegetation. Be equipped with the first level sensor 26 of fixing on water resisting layer 5, guarantee when the liquid level height of rivers reaches first level sensor 26 department, can in time with the control tower 16 on the main dam body 1 of model conveyer belt in, inform the circumstances that monitoring personnel water level rises, be equipped with wave wall 24 on wave layer 4, wave wall 24 extends to the river course direction, reduces the opposite side that rivers flowed to the dam body from main dam body 1. The wave wall 24 is further provided with a monitor 25, and the monitor 25 is used for detecting one side of the positive buffer layer 2. Monitor 25 and monitor 25 are every apart from the fixed placing of rated distance, improve the detection to rivers, guarantee the security of dam simultaneously.

Referring to fig. 2 and 3, the wave-proof layer 4 is provided with a planting pond 27, on which corresponding green plants can be planted to increase the green vegetation at the dam. Be equipped with on the layer of water resistance 5 and keep off wall 11 to water, rivers are submerging behind impulse layer 3, and the water level will be staying at layer of water resistance 5, and layer of water resistance 5 is to the curve extension in opposite directions of river course, and rivers are after impacting retaining wall 11 to water, owing to the curve design of wall 11 to water resistance, rivers can not directly cross retaining wall 11 to water resistance, delay the water level and rise. The water resisting layer 5 is further provided with a water resisting platform 12, the water resisting platform 12 is provided with a filtering hole 13, and the filtering hole 13 is used for reducing water flow accumulated on the water resisting platform 12 when the water level descends.

The implementation principle of the embodiment is as follows: the normal water level in the river channel is controlled on the impact layer 3, and when water flow impacts the impact layer 3, the cobble layer 7 is utilized to reduce impact of the water flow on the dam. When rivers are carrying out the rivers impact on impact layer 3, through the acceleration effect on upstream slope 23, most rivers will spill in ladder pond 22, because the planting has the afforestation plant in the ladder pond 22, have reduced the later stage to the maintenance of afforestation plant in the ladder pond 22, the rivers of overstocked on the buffering platform 8 will flow back in the river course through backflow pipeline 6. After submerging water supporting layer 5, be equipped with the retaining wall 11 that supports water that case river course central direction extends on water supporting layer 5 to the water level in the river course, to the further stopping of retaining wall 11 that supports water, the water level continues the back that rises, and first level sensor 26 will detect the water level, and then first level sensor 26 will transmit the model for the control tower 16 of dam top, informs the rising condition of water level to in time make flood control and prepare.

The embodiments of the present invention are the preferred embodiments of the present invention, and the protection scope of the present invention is not limited by this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a water conservancy dykes and dams structure, includes the dam body (1), its characterized in that: a plurality of buffer layers (2) are arranged on one side, close to a river, of the dam body (1), the buffer layers (2) comprise impact layers (3) at the bottom of the river, the buffer layers (2) further comprise wave-resisting layers (4) at the top of the dam body (1), and water-resisting layers (5) located between the impact layers (3) and the wave-resisting layers (4);

a backflow pipeline (6) is arranged on the impact layer (3), a cobble layer (7) is paved on the impact layer (3), a buffering platform (8) is arranged at the joint of the impact layer (3) and the water resisting layer (5), a water storage channel (9) communicated with the backflow pipeline (6) is arranged at the bottom of the buffering platform (8), and a filter screen (10) is paved on the buffering platform (8);

a water resisting retaining wall (11) which is integrated with the water resisting layer (5) is arranged on the water resisting layer (5), a water resisting platform (12) is arranged between the water resisting layer (5) and the wave-resisting layer (4), and a filtering hole (13) communicated with the backflow pipeline (6) is formed in the water resisting platform (12);

and a monitoring tower (16) is arranged on the wave-proof layer (4).

2. A water dam structure according to claim 1, wherein: be equipped with pillar (17) of perpendicular placing in the dam body (1), dam body (1) is including rubble layer (18) and anticorrosive coating (19) that are located pillar (17) bottom, buffer layer (2) adopt concrete layer (20) to set up, be equipped with gravel layer (21) between concrete layer (20) and anticorrosive coating (19).

3. A water dam structure according to claim 2, wherein: the transversal notch cuttype of personally submitting of buffer layer (2), be equipped with a plurality of ladder ponds (22) on water resistance layer (5) slope, be equipped with on impact layer (3) and strike layer (3) integrative design's water-facing slope (23), the directional ladder pond (22) of extending direction of water-facing slope (23).

4. A water dam structure according to claim 1, wherein: the wave-proof layer (4) is provided with a wave-proof wall (24), the wave-proof wall (24) and the buffer layer (2) are integrally arranged, and the wave-proof wall (24) is provided with a monitor (25) fixed on the wave-proof wall (24).

5. A water dam structure according to claim 4, wherein: and a first liquid level sensor (26) is arranged on the wave-proof layer (4).

6. A water dam structure according to claim 1, wherein: the pipe orifices of the plurality of return pipelines (6) are inclined to the ground.

7. A water dam structure according to claim 5, wherein: and a planting pond (27) is arranged on the wave-proof layer (4).

8. A water dam structure according to claim 1, wherein: and a plurality of step pools (22) are arranged on the water resisting layer (5).