CN201746818U - Water gate structure used for reclamation dam - Google Patents
Water gate structure used for reclamation dam Download PDFInfo
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- CN201746818U CN201746818U CN 201020120290 CN201020120290U CN201746818U CN 201746818 U CN201746818 U CN 201746818U CN 201020120290 CN201020120290 CN 201020120290 CN 201020120290 U CN201020120290 U CN 201020120290U CN 201746818 U CN201746818 U CN 201746818U
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- sluice
- water
- dam
- gate
- sea
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- 238000001363 water suppression through gradient tailored excitation Methods 0.000 title claims 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 49
- 239000013535 sea water Substances 0.000 abstract description 19
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000004576 sand Substances 0.000 description 9
- 239000013049 sediment Substances 0.000 description 7
- 239000003643 water by type Substances 0.000 description 6
- 238000013461 design Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 230000008021 deposition Effects 0.000 description 2
- 238000012279 drainage procedure Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
本实用新型公开了一种用于围海堤坝的水闸结构，至少包括用于进水的第一水闸及用于排水的第二水闸；第一水闸设置在堤坝上对应于低含沙水层的位置；第二水闸设置在堤坝上对应于高含沙水层的位置。当堤坝外侧的水面高于堤坝内侧的水面时，开启第一水闸，关闭第二水闸，围区为进水工作状态；当堤坝外侧的水面低于堤坝内侧的水面时，关闭第一水闸，开启第二水闸，围区为排水工作状态。本实用新型的结构既能起到使围区内海水清澈和水质保持较好的目的，又能起到减轻围区内淤积的程度，降低了日后的疏浚维护成本。
The utility model discloses a sluice structure for sea enclosing dams, which at least includes a first sluice for water intake and a second sluice for drainage; Location; the second sluice is set on the embankment corresponding to the location of the high sandy water layer. When the water surface on the outside of the dam is higher than the water surface on the inside of the dam, open the first sluice gate and close the second sluice gate, and the enclosed area is in the working state of water intake; when the water surface on the outside of the dam is lower than the water surface on the inside of the dam, close the first sluice gate and open The second sluice, the surrounding area is in the drainage working state. The structure of the utility model can not only make the sea water in the enclosure clear and keep the water quality better, but also reduce the degree of siltation in the enclosure and reduce the cost of dredging and maintenance in the future.
Description
Technical field
The utility model relates to and encloses the sea dykes technical field, relates in particular to a kind of dam that the sea makes that seawater is limpid that is applied to enclose.
Background technology
The seawater quality muddiness in the many coastal marine sites of China, water landscape are relatively poor, are unfavorable for coastal tour itineraries exploitation that some are high-end.For solving the limpid problem of water body, the general mode of enclosing the sea that adopts of prior art makes water body limpid, promptly at first enclose the waters that a relative closure is built up in the sea, make sediment deposition in the seawater in this relative closure waters, add up desilting behind the certain hour again, thereby form a limpid relatively enclosed waters.
Early stage project to enclose sea areas generally adopts ground sills to enclose extra large technology.Be illustrated in figure 1 as in the ground sills mode and make the limpid principle of seawater.Ground sills 2 is arranged on the sea bed 1, thereby water body 6 in the off-lying sea water body 4 He Wei districts is separated, the water surface 3 exceeds the dam crest part of ground sills 2, thereby make silt carrying flow partly flow in the selected district along the direction of arrow 5 dam crest by ground sills 2, and under the effect of ground sills 2, form sediment deposit 8 outside in the sea region.After the selected district is entered in silt carrying flow, deposit along the direction of arrow 7, form sediment deposit 9.
This technical scheme of ground sills can reduce the water exchange of enclosing water body and off-lying sea water body in the district but the exchange of incomplete cut-off water makes and encloses the progressively sedimentation of the grains of sand in the water body in the district, thus the realization technical purpose of limpid water body to a certain extent.But adopt ground sills to enclose extra large mode, the silt that advances in the feculent water body in the selected district by dam crest is more at the incoming tide, can not be taken out of by the tidewater of ebb tide behind these sediment settlements, can cause that to enclose in the district alluvial serious, certainly will increase the dredging cost greatly after the long-term alluvial.
Prior art also has the mode that adopts dykes and dams to add traditional sluice to enclose the sea, and Fig. 2 shows dykes and dams and adds the sluice technical approach and make the limpid principle of seawater.As shown in Figure 2, dam body is arranged on the sea bed 1, and the dam crest 2 of dam body exceeds high sea level 3, thereby water body 5 in the off-lying sea water body 4 He Wei districts is separated.Also be provided with sluice 6 on dam body, when sluice 6 was opened, off-lying sea water body 4 can advance water body 5 in the selected district along the direction of arrow 7, and formed sediment deposit 9 along the direction deposition of arrow 8.
In the dam technical scheme, enclose in the district and undertaken by sluice with the water exchange of off-lying sea water body, the sluice operated by rotary motion is in the bottom of dykes and dams, therefore advances the bottom seawater that will bring high sediment concentration in the drainage procedure into, all can bring certain negative issue to the alluvial in the limpidization He Wei district of water body.
Therefore, to enclose extra large mode the limpid technical scheme of seawater must be improved existing.The researcher is devoted to develop and a kind ofly can either guarantees to enclose the inside and outside water body in district and fully exchange, and it is more clear to keep enclosing in the district water quality again, and what deposit in the fence district in advance encloses extra large technology.
The utility model content
Because the above-mentioned defective of prior art, technical problem to be solved in the utility model provides a kind of sluice structure that encloses sea dykes, in the water inlet process, can reduce by sluice and advance sedimentary loading in the selected district, in drainage procedure, can utilize draining and flushing to enclose near the inboard dykes and dams in district mud.
For achieving the above object, the utility model provides a kind of sluice structure that is used to enclose sea dykes, and described sluice structure is arranged in the described dykes and dams, comprises at least being used to into first sluice of water, and is used for second sluice of draining; Described first sluice is arranged on the described dykes and dams corresponding to the low position that contains husky water layer; Described second sluice is arranged on the described dykes and dams position corresponding to the high sand-carrying water layer.Particularly, described first sluice is arranged in the first half of described dykes and dams; Described second sluice is arranged in the Lower Half of described dykes and dams.
Further, described first sluice and described second sluice shift to install on the cross-sectional direction of described dykes and dams.Staggering mutually in first sluice of water inlet and the position of second sluice of draining, can avoid into the water current to the impact of drainage gate lifting gear.
Further, the height of described dykes and dams is higher than the sea level, and described first sluice is arranged on the height and position on sea level.
Further, described sluice structure comprises first sluice group of being made up of a plurality of described first sluice and/or the second sluice group of being made up of a plurality of described second sluice.
Sluice structure of the present utility model is included top layer sand content lower seawater by intake gate because intake gate is arranged on dykes and dams top during the intake gate water inlet, and the feasible interior water quality in district of enclosing is comparatively limpid.And can also discharge the higher water body of sand content by being positioned at the drainage gate draining of Lower Half, and current concentrate from the bottom and discharge, flow velocity strengthens, and near the mud that encloses the inboard dykes and dams in district is played souring, can reach the effect of anti-alluvial.
Generally speaking, structure of the present utility model can play to make encloses the limpid and water quality of district's maritime interior waters and keeps purpose preferably, can play again to alleviate the degree of enclosing alluvial in the district, has reduced dredging maintenance cost in the future.
Be described further below with reference to the technique effect of accompanying drawing, to understand the purpose of this utility model, feature and effect fully design of the present utility model, concrete structure and generation.
Description of drawings
Fig. 1 is the generalized section that ground sills encloses extra large mode in the prior art.
Fig. 2 is that dykes and dams add the generalized section that sluice encloses extra large mode in the prior art.
Fig. 3 is the perspective view of sluice structure first specific embodiment of the present utility model.
Fig. 4 is a stagewise cutaway view structural representation embodiment illustrated in fig. 3.
Fig. 5 is the perspective view of sluice structure second specific embodiment of the present utility model.
The specific embodiment
Fig. 3 shows the three-dimensional structure diagram of first embodiment in the sluice structure of the present utility model.In Fig. 3, the left and right two ends of dam body 4 are all extensible.Among Fig. 3 for just having omitted the dam body part of extending with clear expression sluice structure.
As Fig. 4 is the stagewise cutaway view structural representation of Fig. 3.
In conjunction with Fig. 3, shown in Figure 4, dykes and dams have dam crest 12 and solid dam body 4.Dam crest 12 is higher than the water surface 14 in the off-lying sea water surface 13 He Wei districts.
Intake gate 1 and drainage gate 2 all have lifting gear separately.Lifting gear can adopt sluice motor 3 to drive.
In the sluice structure of the present utility model, intake gate 1 and drainage gate 2 are along the setting of staggering mutually on the bearing of trend of dam body 4 and this both direction of cross-sectional direction, to avoid influencing each other of current.
Preferably, intake gate 1 and drainage gate 2 parallel connections organized among the utility model first embodiment can be used more, thereby constitute second embodiment of the present utility model.
Fig. 5 shows second embodiment of sluice structure of the present utility model, and this embodiment is the situation of three groups of intake gates 1 and three groups of drainage gate 2 parallel connections.Those skilled in the art can be contemplated that the intake gate 1 among second embodiment and the group number of drainage gate 2 are not limited to 3 groups, preferably, can be more than or equal to 2 groups.
Under many group intake gates 1 and many group drainage gates 2 situations about using in parallel, those skilled in the art can rationally determine the spacing between intake gate 1 and the drainage gate 2 according to the needs of actual engineering, with and apart from the height of dam crest etc.
In a specific design scheme, plan tourism development project in the higher marine site of sand content, plan is enclosed the back, sea and is formed a water quality clear water territory, berths and plays for yacht.According to calculating, plan to build dykes and dams total length 3.1km, it is 7.9km that institute encloses oceanic area
2, the tide amount of receiving in a damp cycle of this engineering district is about 1400 ten thousand steres.On 3 sections dykes and dams, all adopt the mode of many group sluice structures parallel connection.
From the data of water quality monitoring analysis in this marine site, the seawater bottom sand content in this waters is generally 2 times of top layer sand content.Therefore adopt sluice structure of the present utility model to reduce about 50% so that enter the outstanding sand that encloses (the movable waters of yacht) in the district.
After further adopting exchanged water body method of the present utility model, the alluvial degree of silt then more is better than existing design scheme.This keeps water body limpid and prevent that alluvial is all highly beneficial to this exploration project.
Application process to sluice structure of the present utility model describes below.
Refer again to shown in Figure 4ly, at the incoming tide, the off-lying sea water surface 13 is higher than and encloses the water surface 14 in the district, when intake gate 1 open, when drainage gate 2 cuts out, the top layer low sand-carrying capacity current 10 of outer sea region 8 will advance in the selected district 7 by intake gate 1.
During ebb tide, the off-lying sea water surface 13 is lower than to enclose distinguishes the interior water surface 14, and when intake gate 1 pass, when drainage gate 2 is opened, the bottom high sediment concentration current 11 that enclose district 7 will be by drainage gate 2 discharges.
By this method, can include the lower seawater of top layer sand content in the Xiang Wei district, the feasible interior water quality in district of enclosing is comparatively limpid; By the drainage gate draining of bottom, discharge the higher water body of sand content, and current are concentrated, and flow velocity strengthens, and near the mud the dykes and dams is played souring from the bottom discharge, can reach the effect of anti-alluvial.
More than describe preferred embodiment of the present utility model in detail.The ordinary skill that should be appreciated that this area need not creative work and just can make many modifications and variations according to design of the present utility model.Therefore, all technician in the art comply with design of the present utility model on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment, all should be in the determined protection domain by claims.
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020120290 CN201746818U (en) | 2010-02-26 | 2010-02-26 | Water gate structure used for reclamation dam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020120290 CN201746818U (en) | 2010-02-26 | 2010-02-26 | Water gate structure used for reclamation dam |
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| Publication Number | Publication Date |
|---|---|
| CN201746818U true CN201746818U (en) | 2011-02-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201020120290 Expired - Fee Related CN201746818U (en) | 2010-02-26 | 2010-02-26 | Water gate structure used for reclamation dam |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102168413A (en) * | 2010-02-26 | 2011-08-31 | 浙江大学 | Water gate structure used in reclamation of land from sea and dam construction and exchanging method of water body in reclaimed area of dam |
| CN105317027A (en) * | 2015-04-28 | 2016-02-10 | 贵州省水利水电勘测设计研究院 | Combined type flood discharge and water taking method and structure thereof |
| CN107740379A (en) * | 2017-09-12 | 2018-02-27 | 南昌大学 | A kind of ecological hydro-junction facility for adapting to rivers and lakes connection |
| CN112854141A (en) * | 2021-02-22 | 2021-05-28 | 中国电建集团成都勘测设计研究院有限公司 | Overflow sand-washing composite dam |
-
2010
- 2010-02-26 CN CN 201020120290 patent/CN201746818U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102168413A (en) * | 2010-02-26 | 2011-08-31 | 浙江大学 | Water gate structure used in reclamation of land from sea and dam construction and exchanging method of water body in reclaimed area of dam |
| CN102168413B (en) * | 2010-02-26 | 2012-10-03 | 浙江大学 | Sluice structure for sea reclamation dam and water exchange method in the dam inner enclosure area |
| CN105317027A (en) * | 2015-04-28 | 2016-02-10 | 贵州省水利水电勘测设计研究院 | Combined type flood discharge and water taking method and structure thereof |
| CN107740379A (en) * | 2017-09-12 | 2018-02-27 | 南昌大学 | A kind of ecological hydro-junction facility for adapting to rivers and lakes connection |
| CN112854141A (en) * | 2021-02-22 | 2021-05-28 | 中国电建集团成都勘测设计研究院有限公司 | Overflow sand-washing composite dam |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110216 Termination date: 20160226 |
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| CF01 | Termination of patent right due to non-payment of annual fee |