Ecological barrage integrating functions of submersible bridge and landscape
By designing an ecological weir that combines the functions of a flooded bridge and a scenic view, the problem of passage through the weir has been solved, the convenience of river passage and the aesthetic appeal of the landscape have been improved, and at the same time, engineering costs have been saved and the ecological water demand has been met.
Patent Information
- Application Number
- CN202423235959.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-26
- Publication Date
- 2025-11-25
- Estimated Expiration
- 2034-12-26
AI Technical Summary
Existing weirs and dams in the river channel are often difficult to pass through due to the submersion of pedestrian passages. Moreover, building separate pedestrian bridges increases investment costs, affects the river landscape, and makes it difficult to balance the requirements of passage and landscape.
Design an ecological weir that combines the functions of a flood bridge and a landscape feature. The weir includes a concrete solid weir, a flood bridge over the weir crest, a fish-scale-shaped landscape waterfall and a waterfront platform downstream of the weir. Combined with a stilling basin and riprap protection, the weir forms an integrated structure that meets the requirements of convenient passage and aesthetics.
It has achieved improved accessibility, enhanced the aesthetic appeal of the river landscape, and provided waterfront spaces without increasing engineering investment, while ensuring the needs of water flow and ecological use.
Smart Images
Figure CN223593314U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the weir dam engineering technical field, concretely is an ecological weir dam with water-overflowing bridge and landscape function. BACKGROUND
[0002] The weir dam blocks and stores the river level, and forms a water surface in the upstream of the weir dam, which is an important water-blocking building in the river channel to meet the requirements of irrigation and ecology. The mountainous river channel is mainly composed of low ecological weirs, and the common weir height is 1m-3m high. The weir top is provided with a footway to meet the pedestrian traffic, and the footway is often small. The river flow is large, and the footway is often submerged by water, so that pedestrians cannot pass through. Therefore, many residents near the town require a separate pedestrian bridge for high traffic requirements, but the separate construction of the bridge increases the investment cost, and the bridge and the weir dam are relatively close to the village or town area, which will affect the waterfront landscape of the river channel. Therefore, how to build a weir dam that can consider the traffic function and ecological landscape is a research topic.
[0003] With the gradual promotion of the construction of the global happy river and lake and beautiful countryside, the ecological, landscape and resident traffic function requirements of the weir dam are gradually improved. In order to solve the above problems, the present application designs an ecological weir dam structure that considers the flood control safety and has multiple functions such as pedestrian water-overflowing bridge and landscape. The structure can effectively save engineering investment, avoid the separate construction of the pedestrian bridge and the weir dam, affect the river channel space landscape, and increase the hydrophilic function of the weir dam. It brings convenience to the surrounding residents, improves the happiness, fully embodies the multifunctional integration of the waterfront space, plays an important role in the construction of the happy river and lake, and solves the problems in the prior art. CONTENT OF THE UTILITY MODEL
[0004] (I) Technical problem solved
[0005] In view of the defects of the prior art, the utility model provides an ecological weir dam with water-overflowing bridge and landscape function, which solves the problems in the prior art.
[0006] (II) Technical scheme
[0007] In order to achieve the above object, the utility model discloses a kind of ecological weir that gives consideration to overflow bridge and landscape function: including concrete entity weir, weir top overflow bridge, weir downstream fish scale form landscape drop water step, weir downstream face hydrophilic platform, stilling basin, riprap protection, the concrete entity weir is the main structure of ecological weir, weir downstream fish scale form landscape drop water step and weir downstream face hydrophilic platform are alternately arranged in the downstream of concrete entity weir, the concrete entity weir top is provided with weir top overflow bridge, including bridge hole overflow section and entity weir top section, the bridge hole overflow section and entity weir top section correspond to the weir downstream fish scale form landscape drop water step and the weir downstream face hydrophilic platform respectively, the bridge hole overflow section is provided with a plurality of piers, the weir downstream fish scale form landscape drop water step is formed integrally with concrete entity weir, the stilling basin structure is arranged in the downstream of concrete entity weir, and the riprap protection is arranged in the downstream of stilling basin.
[0008] Preferably, the weir downstream face hydrophilic platform outer edge is arranged with stone decoration modeling.
[0009] Preferably, the weir top overflow bridge, bridge width 3m, height 50-80cm, pier spacing 1.5-2.0m, bridge deck thickness 20-30cm, uses C30 concrete structure.
[0010] Preferably, the weir downstream fish scale form landscape drop water step includes a plurality of upper and lower interlaced fish scale pits.
[0011] Preferably, the fish scale pit surface is inlaid with pebble decoration.
[0012] Preferably, the weir downstream face hydrophilic platform uses concrete structure, and surface layer uses stone to decorate, and platform height is higher than weir downstream fish scale form landscape drop water step 50-80cm.
[0013] (Three) beneficial effects
[0014] The utility model provides a kind of ecological weir that gives consideration to overflow bridge and landscape function. It has the following beneficial effects:
[0015] The ecological weir that gives consideration to overflow bridge and landscape function, compared with traditional weir, on the basis of satisfying weir conventional irrigation and ecological function, overflow bridge structure is added in weir top, increases the convenience of passing, and saves bridge investment;
[0016] The ecological weir that gives consideration to overflow bridge and landscape function, adopts three fish tail modeling on weir overall layout, increases the beauty of weir, and sets up hydrophilic platform in fish tail weir drop water, provides space for resident hydrophilic in dry season of river channel;
[0017] The ecological weir dam with the functions of the overflow bridge and the landscape function guarantees the flow under the bridge in the dry season, and can control the flow through the convenient gate, and guarantees the irrigation and ecological water in the upstream. BRIEF DESCRIPTION OF DRAWINGS
[0018] Figure 1 It is a plane arrangement structure diagram of the ecological weir dam with the functions of the overflow bridge and the landscape function.
[0019] Figure 2 It is Figure 1 A-A sectional view.
[0020] Figure 3 It is Figure 1 B-B sectional view.
[0021] In the figure: 1, concrete entity weir dam; 2, weir top overflow overflow bridge; 3, weir downstream fish scale form landscape drop step; 4, weir downstream face hydrophilic platform; 5, strip stone decoration; 6, stilling basin; 7, riprap protection; 8, bridge pier; 9, fish scale pit. DETAILED DESCRIPTION
[0022] As Figures 1-3 shown, the ecological weir dam structure with the functions of the overflow bridge and the landscape function provided by the utility model embodiment is composed of the following parts: the concrete entity weir dam 1, the weir top overflow overflow bridge 2, the weir downstream fish scale form landscape drop step 3, the weir downstream face hydrophilic platform 4, the strip stone decoration 5, the stilling basin 6 and the riprap protection 7, and details are shown in the figure. Figure 1 .
[0023] The concrete entity weir dam 1 is the main structure of the ecological weir dam, generally adopts concrete pouring, and for the reconstructed weir dam, the surface layer can be reinforced and improved on the basis of reserving the old weir body structure, the weir downstream fish scale form landscape drop step 3 and the weir downstream face hydrophilic platform 4 are alternately arranged downstream of the concrete entity weir dam 1, the weir top overflow overflow bridge 2 is arranged on the top of the concrete entity weir dam 1, including a bridge hole overflow section and an entity weir top section, the bridge hole overflow section and the entity weir top section correspond to the weir downstream fish scale form landscape drop step 3 and the weir downstream face hydrophilic platform 4 respectively, a plurality of bridge piers 8 are arranged on the bridge hole overflow section, the weir downstream fish scale form landscape drop step 3 forms a whole with the concrete entity weir dam 1, the stilling basin structure is arranged downstream of the concrete entity weir dam 1, and the riprap protection 7 is arranged downstream of the stilling basin 6.
[0024] In embodiment one, the strip stone decoration 5 is arranged on the outer edge of the weir downstream face hydrophilic platform 4, has a circular arc shape, improves the landscape, and the strip stone has a width of 20-30 cm.
[0025] The embodiment two is the overflow bridge 2 on the weir top, the bridge deck width is 3m, the height is 50-80cm, the pier 8 spacing is 1.5-2.0m, the bridge deck plate thickness is 20-30cm, and C30 concrete structure is used.
[0026] Preferably, the fish scale form landscape drop step 3 downstream of the weir includes a plurality of fish scale pits 9 staggered upwards and downwards.
[0027] The embodiment three is that the fish scale pit 9 surface is embedded with pebble decoration, the pebble particle size is 8CM-12CM, the embedding concrete depth is not less than 2 / 3 of the thickness transverse thickness, the step plane form adopts fish scale modeling, landscape needs are considered, meanwhile, water flow energy dissipation drop is met, and safety requirements are met.
[0028] The embodiment four is that the hydrophilic platform 4 downstream of the weir adopts concrete structure, a surface layer adopts strip stone decoration, the platform height is higher than the fish scale form landscape drop step 350-80cm downstream of the weir, and the platform can meet the hydrophilic needs when the bridge deck of the overflow bridge is not over water.
[0029] The stilling basin structure is arranged downstream of the weir dam, and the length can be calculated according to different weir dam heights; the low ecological weir is generally 5m-10m, and the stilling basin 6 depth is generally 50-100cm.
[0030] The riprap protection 7 is arranged downstream of the stilling basin 6, and the length is 3-5m, and the riprap thickness is 80-100cm.
[0031] In addition, every 10m of the dam body is provided with a transverse joint, the joint width is 2cm, the joint filling material is pitch immersed pine board, the expansion joint is provided with a "652" type water stop belt on the upstream face of the weir dam, and 30cm thick metal ecological net pads are arranged on the upstream and downstream of the weir dam head on the left and right banks.
[0032] Compared with the traditional weir dam, the ecological weir dam with the overflow bridge and landscape functions meets the conventional irrigation and ecological functions of the weir dam, increases the overflow bridge structure on the weir top, increases the convenience of passing, saves the bridge investment, adopts three fish tail modeling in the overall layout of the weir dam, increases the beauty of the weir dam, sets the hydrophilic platform in the middle of the fish tail weir drop, provides space for residents to be hydrophilic in the dry season of the river, and the multiple bridge hole structures under the weir top bridge deck guarantee the flow under the bridge in the dry season, and the convenient gate can control the flow, and guarantee the upstream irrigation and ecological water.
[0033] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and equivalents thereof.
Claims
1. An ecological weir that combines the functions of a flood-prone bridge and a scenic feature, characterized in that: The structure includes a concrete solid weir (1), a weir crest overflow bridge (2), a fish-scale-shaped landscape waterfall (3) downstream of the weir, a waterfront platform (4) downstream of the weir, a stilling basin (6), and riprap protection (7). The concrete solid weir (1) is the main structure of the ecological weir. The fish-scale-shaped landscape waterfall (3) and the waterfront platform (4) downstream of the weir are alternately arranged downstream of the concrete solid weir (1). The concrete solid weir (1) is topped with a weir crest overflow bridge (2). It includes a bridge opening flow section and a solid weir crest section. The bridge opening flow section and the solid weir crest section correspond to the fish-scale-shaped landscape waterfall steps (3) downstream of the weir and the water-friendly platform (4) on the downstream face of the weir, respectively. The bridge opening flow section is provided with several bridge piers (8). The fish-scale-shaped landscape waterfall steps (3) downstream of the weir are integrated with the concrete solid weir dam (1). The stilling basin (6) is arranged downstream of the concrete solid weir dam (1). The riprap protection (7) is set downstream of the stilling basin (6).
2. The ecological weir dam that combines the functions of a flooded bridge and a landscape, as described in claim 1, is characterized in that: The outer edge of the downstream waterfront platform (4) of the weir is decorated with stone strips (5).
3. The ecological weir dam that combines the functions of a flooded bridge and a landscape, as described in claim 1, is characterized in that: The weir-top flood-crossing bridge (2) has a bridge deck width of 3m, a height of 50-80cm, a pier spacing of 1.5-2.0m, a bridge deck thickness of 20-30cm, and is constructed of C30 concrete.
4. An ecological weir dam that combines the functions of a flooded bridge and a landscape feature as described in claim 1, characterized in that: The downstream fish-scale shaped waterfall terrace (3) includes multiple fish-scale pits (9) that are interspersed with each other.
5. An ecological weir dam that combines the functions of a flooded bridge and a landscape feature as described in claim 4, characterized in that: The surface of the fish-scale pit (9) is inlaid with pebble decorations.
6. An ecological weir dam that combines the functions of a flooded bridge and a landscape feature as described in claim 1, characterized in that: The downstream waterfront platform (4) of the weir is made of concrete and decorated with stone strips. The platform is 50-80cm higher than the fish-scale-shaped waterfall steps downstream of the weir.