CN2693820Y - Sloping breakwater with hollow blocks - Google Patents
Sloping breakwater with hollow blocks Download PDFInfo
- Publication number
- CN2693820Y CN2693820Y CN 200420028228 CN200420028228U CN2693820Y CN 2693820 Y CN2693820 Y CN 2693820Y CN 200420028228 CN200420028228 CN 200420028228 CN 200420028228 U CN200420028228 U CN 200420028228U CN 2693820 Y CN2693820 Y CN 2693820Y
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- breakwater
- section
- sloping breakwater
- sloping
- hollow square
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Abstract
The utility model provides a sloping breakwater with hollow blocks. The sloping breakwater is arranged on a bottom fundamental plane. The sloping breakwater comprises a middle main breakwater part with internally preformed hollow blocks and breakwater corners at two sides. The cross section of the sloping breakwater is composed of a middle trapezoid cross section and trapezoid cross sections at two sides of the lower bottom of the cross section. Riprap edges are filled in the breakwater corners formed by the trapezoid cross sections at two sides, and the preformed hollow blocks are filled in the main breakwater part of the middle trapezoid cross section. The breakwater heart part of sloping breakwater with the hollow blocks can be provided with a breakwater wall. The sloping breakwater with hollow blocks has the beneficial effects of novel structure, and the self-weight of the sloping breakwater can be decreased for achieving the effect of adapting to soft ground. The sloping breakwater with hollow blocks is different from a riprap sloping breakwater adopting manual blocks as protective covering, the whole cross section of the sloping breakwater adopts reinforced concrete or hollow blocks preformed by concrete via filling or random placement. Soft ground treatment measures can be simplified, and soft ground treatment expenses can be reduced. The sloping breakwater with hollow blocks has strong anti-risk capacity and easy maintenance without catastrophic breakage when suffering supergiant wave.
Description
Technical field
The utility model belongs to a kind of breakwater structure in harbour or the waterway construction engineering, particularly relates to the hollow square sloping breakwater that ripple, sand prevention or river mouth wall are prevented in a kind of novel harbour.
Background technology
Mole is a hydraulic structure important in harbour and the coastal engineering, and its major function is that defence wave invasion and attack harbour water area influences harbour service, so that destroy the various facilities in the port.Mole also can stop silt, high current and floating ice and invade harbour region.When interception silt is major function, also can be described as sand preventing dyke.The river mouth wall is the regulation river mouth and keeps the important hydraulic structure in navigation channel that its main effect is to come over and pledge allegiance to current, clearing sands with converging flow, thereby the silt alluvial in the minimizing navigation channel.The form of structure of mole both domestic and external, sand preventing dyke or wall, the gravity dike two big classes that mainly contain the jackstone sloping breakwater and form by square, caisson or semi-circular member etc.The jackstone sloping breakwater comprises the jackstone sloping breakwater with the artificial block mask of concrete, owing to can gather materials on the spot, and easy construction, cost is lower, and obtains to use widely.In recent years, along with developing rapidly of harbour and coastal engineering construction, harbour and waterfront structure face more severe marine environment conditions such as the depth of water, wave height, stream urgency and ground weakness.In disadvantageous natural conditions, particularly under the ground situation of weakness, even the jackstone sloping breakwater also is difficult to the requirement of rheobase and bearing capacity and monolithic stability contentedly.If the jackstone sloping breakwater with depth of water 10m, the high 15m of dike is an example, maximum foundation stress reaches more than the 200kPa, and general weak soil is difficult to bear.
Summary of the invention
For solving the problem that exists in the above-mentioned technology, the purpose of this utility model is that to overcome existing sloping breakwater weight bigger than normal, and provides a kind of hollow square sloping breakwater, this novel breakwater novel structure, can reduce the levee body deadweight significantly, reach adaptation soft foundation effect; The ability to ward off risks is also stronger simultaneously, can not cause catastrophic destruction, repairs easily.
For achieving the above object, the technical solution of the utility model provides a kind of hollow square sloping breakwater, this dike is located on the sole plane, wherein: this embankment structure comprises that the middle main dike portion of prefabricated hollow square is filled in inside and dike bight, both sides constitutes, and its section configuration is to be made of the go to the bottom trapezoid cross section of both sides of a middle trapezoid cross section and this cross section; In the dike bight that the trapezoid cross section, both sides constitutes, fill rock mound, and filled prefabricated hollow square in the main dike portion of middle trapezoid cross section.
This programme hollow core box structure is cuboid or square box-structure, and at least one side-wall hole, each face intersection of side is established and strengthened angle or ribs within it.
The dike heart portion of this programme hollow core square sloping breakwater is provided with the unrestrained core-wall of retaining.
The unrestrained core-wall of described retaining is that prefabricated hollow square or closed square rule piled up formation; It also can be retaining wave core-wall by reinforced concrete prefabricated inverted T shape or counterfort formula.
The beneficial effects of the utility model are these hollow square sloping breakwater novel structures, can reduce the levee body deadweight significantly, reach to adapt to the soft foundation effect.It is different from the jackstone sloping breakwater that the artificial block of traditional employing is made mask, forms but the full section of levee body all adopted steel concrete or concrete prefabricated hollow type square block filling or lay at random.Compare with the mole of other patterns, also can simplify the treatment of soft foundation measure, reduce the treatment of soft foundation expense.Compare with various types of gravity mole, when the especially big wave of experience attacked, the ability to ward off risks of hollow square sloping breakwater was also stronger, can not cause catastrophic destruction, repairs easier.
Description of drawings
Fig. 1 is a hollow square sloping breakwater profile of the present utility model;
Fig. 2 piles up the hollow square sloping breakwater profile of the unrestrained core-wall of retaining for the dike heart has square;
Fig. 3 keeps off the hollow square sloping breakwater profile of unrestrained core-wall for the dike heart has the counterfort formula;
Fig. 4 is a kind of structural perspective of single hole hollow square;
Fig. 5 is a kind of structural perspective of porous hollow square.
The specific embodiment
Reaching embodiment in conjunction with the accompanying drawings is illustrated hollow square sloping breakwater of the present utility model.
The basic design of hollow square sloping breakwater of the present utility model is to utilize between the anti-ripple piece of each hollow type and two void contents of the anti-ripple piece of hollow type itself, thereby reduces the weight of levee body unit volume and the gross weight of levee body section.Void content n between hollow square
1Be 40～45%, the void content n of himself
2When being up to 60～65% left and right sides, still the sloping breakwater with depth of water 10m, the high 15m of dike is an example, and then the maximum foundation stress of hollow square dike only about 60kPa, is about 30% of conventional jackstone sloping breakwater, is suitable for the situation of deep water, soft base fully.
The structure of hollow square sloping breakwater of the present utility model is that this dike is located on the sole plane, this embankment structure comprises that the middle main dike portion 1 of prefabricated hollow square is filled in inside and dike bight, both sides 2 constitutes, and its section configuration is to be made of the go to the bottom trapezoid cross section of two sides of a middle trapezoid cross section and this cross section; In the dike bight 2 that the trapezoid cross section, both sides constitutes, fill rock mound, and filled prefabricated hollow square 3 in the main dike portion 1 of middle trapezoid cross section.
Be provided with the unrestrained core-wall 4 of retaining in the dike heart portion of hollow square sloping breakwater, keep off unrestrained core-wall 4 and pile up formation by certain rule for prefabricated hollow square or closed square; Also can be with the retaining of reinforced concrete prefabricated one-tenth inverted T shape or counterfort formula wave core-wall.
Why the unrestrained core-wall of retaining is set is owing to use the general jackstone sloping breakwater of the saturating unrestrained rate of hollow square sloping breakwater big slightly, when being necessary to reduce under the situations such as wave, saturating sand, can lay which floor hollow square or closed square as the unrestrained core-wall of retaining in dike heart part rule, or the steel concrete inverted T shape is set or the counterfort formula is kept off unrestrained core-wall etc.
The embodiment of accompanying drawings this programme.
As shown in Figure 1, only represent the sloping breakwater section that sea bottom surface is above in the accompanying drawing, can be riprap layer, sand cushion or various types of geotextiles soft rafts etc. at the sea bottom surface place, in case of necessity and can adopt vertical drainage plastic plate, sand drain so that sand compaction pile etc. with the further ground that improves.The hollow square sloping breakwater is located on the above-mentioned sole plane, and this dike section configuration is to be made of the go to the bottom trapezoid cross section of two sides of a middle trapezoid cross section and this cross section; Promptly these dike section two side lower parts can be provided with and fill the dike bight of rock mound as hollow square sloping breakwater in the dyke of trapezoid cross section, both sides, and fill prefabricated hollow square in the middle main dike portion of middle trapezoid cross section, promptly the full section of the sloping breakwater in the rock mound inboard all adopts the hollow square that fills or lay various types at random, to guarantee levee body bigger void content and lighter deadweight is arranged.Hollow square has good stable under wave action.Fig. 4 and Fig. 5 represent the hollow box hollow square of cuboid and square respectively, the hollow square of cuboid is at a side-wall hole, and the hollow square of square is at three side-wall holes, in the inboard hollow-core construction of two kinds of hollow squares, for avoiding four jiaos of stress of perforate to concentrate, each face intersection of side is established and is strengthened angle or ribs within it.Also can adopt the hollow square structure of other patterns according to actual needs.
When reducing specific (special) requirements such as saturating wave, saturating sand, the unrestrained core-wall of retaining can be set at the dike heart position of hollow square sloping breakwater, Fig. 2 and Fig. 3 have represented the forms of two kinds of unrestrained core-walls of retaining, a kind ofly pile up formation for prefabricated hollow square or closed square by certain rule; Also can keep off unrestrained core-wall 4 with reinforced concrete prefabricated one-tenth inverted T shape or counterfort formula.Inverted T shape keeps off unrestrained core-wall to be made up of horizontal negative and riser, and the retaining of counterfort formula wave core-wall is when when vertically being provided with deep floor at a certain distance and the unrestrained core-wall of retaining that forms.According to actual conditions, also can adopt other forms of wave wall structure, be included between the hollow square of dike heart position and fill various materials or small blocks reduces wave and saturating husky.
The advantage that sloping breakwater with hollow blocks significantly alleviates owing to deadweight is not only applicable to other The ultra-soft foundation that the breakwater pattern is difficult to adapt to is for general soft soil foundation, with preventing of other patterns The ripple dike is compared, and also can simplify the treatment of soft foundation measure, reduces the treatment of soft foundation expense. With various types of heavy Power formula breakwater is compared, when meeting with especially big wave attack, and the wind resistance of sloping breakwater with hollow blocks The danger ability is also stronger, can not cause catastrophic destruction, repairs easier. Can think hollow square The design concept novelty of sloping breakwater, simple, easy construction is suitable for the depth of water, the situation that the wave is high, has Higher practical value and good promotion prospect.
Claims (5)
1, a kind of hollow square sloping breakwater, this dike is located on the sole plane, it is characterized in that: this embankment structure comprises that the middle main dike portion (1) of precast hollow square is filled in inside and dike bight, both sides (2) constitutes, and its section configuration is to be made of the go to the bottom trapezoid cross section of two sides of a middle trapezoid cross section and this cross section; In the dike bight (2) that the trapezoid cross section, both sides constitutes, fill rock mound, and filled prefabricated hollow square (3) in the main dike portion (1) of middle trapezoid cross section.
2, hollow square sloping breakwater according to claim 1 is characterized in that: described hollow square (3) structure is cuboid or square box-structure, and at least one side-wall hole, each face intersection of side is established and strengthened angle or ribs within it.
3, hollow square sloping breakwater according to claim 1 is characterized in that: the dike heart portion at described hollow square sloping breakwater can be provided with retaining unrestrained core-wall (4).
4, hollow square sloping breakwater according to claim 3 is characterized in that: the unrestrained core-wall of described retaining (4) is piled up formation for prefabricated hollow square or closed square rule.
5, hollow square sloping breakwater according to claim 3 is characterized in that: the unrestrained core-wall of described retaining (4) is the retaining wave core-wall of reinforced concrete prefabricated inverted T shape or counterfort formula.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420028228 CN2693820Y (en) | 2004-01-09 | 2004-01-09 | Sloping breakwater with hollow blocks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420028228 CN2693820Y (en) | 2004-01-09 | 2004-01-09 | Sloping breakwater with hollow blocks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2693820Y true CN2693820Y (en) | 2005-04-20 |
Family
ID=34771832
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420028228 Expired - Lifetime CN2693820Y (en) | 2004-01-09 | 2004-01-09 | Sloping breakwater with hollow blocks |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2693820Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102061680A (en) * | 2010-11-15 | 2011-05-18 | 中国海洋大学 | Mound breakwater |
| CN102268863A (en) * | 2011-06-16 | 2011-12-07 | 上海友为工程设计有限公司 | Deposit-promoting dam with prism-shaped steel frame and nylon tuck net and method |
| CN111764343A (en) * | 2020-06-28 | 2020-10-13 | 中交第一航务工程勘察设计院有限公司 | Novel block body wave-proof sand-blocking embankment |
-
2004
- 2004-01-09 CN CN 200420028228 patent/CN2693820Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102061680A (en) * | 2010-11-15 | 2011-05-18 | 中国海洋大学 | Mound breakwater |
| CN102268863A (en) * | 2011-06-16 | 2011-12-07 | 上海友为工程设计有限公司 | Deposit-promoting dam with prism-shaped steel frame and nylon tuck net and method |
| CN102268863B (en) * | 2011-06-16 | 2013-03-20 | 上海友为工程设计有限公司 | Deposit-promoting dam with prism-shaped steel frame and nylon tuck net and method |
| CN111764343A (en) * | 2020-06-28 | 2020-10-13 | 中交第一航务工程勘察设计院有限公司 | Novel block body wave-proof sand-blocking embankment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: ZHONGJIAO NO.1 SHIPPING ENGRG. SURVEY DESIGN INST. Free format text: FORMER NAME OR ADDRESS: ZHONGJIAO NO.1 SHIPPING ENGRG. SURVEY DESIGN INST. |
|
| CP03 | Change of name, title or address |
Address after: 300222 No. 1472 South Dagu Road, Tianjin, Hexi District Patentee after: China Communication Construction Company First Harbour Consultants Co., Ltd. Address before: 300222 No. 1472 South Dagu Road, Tianjin, Hexi District Patentee before: Zhongjiao No.1 Shipping Engrg. Survey Design Inst. |
|
| CX01 | Expiry of patent term |
Expiration termination date: 20140109 Granted publication date: 20050420 |
|
| CX01 | Expiry of patent term |