CN201459674U - PHC tubular pile dam - Google Patents
PHC tubular pile dam Download PDFInfo
- Publication number
- CN201459674U CN201459674U CN2009200927534U CN200920092753U CN201459674U CN 201459674 U CN201459674 U CN 201459674U CN 2009200927534 U CN2009200927534 U CN 2009200927534U CN 200920092753 U CN200920092753 U CN 200920092753U CN 201459674 U CN201459674 U CN 201459674U
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- dam
- pile tube
- phc pile
- phc tubular
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Abstract
The utility model relates to a PHC tubular pile dam which can effectively solve the problems of unstable dam body, easy occurrence of dangers and high manufacturing cost, and comprises a dam head segment and a dam body segment, wherein a connection beam is bent to form a U-shaped part and a straight part, double rows of PHC tubular piles are vertically installed at the lower part of the U-shaped part to from the double-row platy dam head segment, a single row of PHC tubular piles are vertically installed at the lower part of the straight part to from the single-row platy dam body segment, and a crossbeam is installed at the upper part of the connection beam at an interval of a PHC tubular pile between the U-shaped part of the connection beam at the dam head segment. The PHC tubular pile dam has reasonable structure, high strength, strong scour resisting capability, advanced construction, shorter period, low manufacturing cost and environmental protection; and the minimum safety factor is 1.21 if calculated according to the maximum scour pit depth of 20m, and the engineering structure of the non-emergency dam body can achieve no emergency, less maintenance and great economic benefit.
Description
One, technical field
The utility model relates to water conservancy equipment, particularly a kind of PHC pile tube groynes.
Two, background technology
At present, dam on river is totally built buttress 10,000 1 thousand multiple tracks as the Yellow River downstream channel training works, and these buttresses are being resisted the Yellow River flood, guarantees that the Yellow River safety is passed the flood period and huge effect has been brought into play along yellow people across the Straits' security of the lives and property aspect in the downstream.But these buttresses are most to adopt traditional willow stone structure, attacks and occupies in the water or technology for constructing early.Although the willow stone structure has easy construction, technological requirement is not high, it is few newly to repair dam bank initial outlay, basis loose structure performance is good, adapt to river-bed deformation, easily reparation of back is in danger, the advantage that practicality is stronger, but owing to be applied on the deep sand bed of deposition, foundation is more shallow, influenced by the husky variation characteristic of river, especially the buttress of braided reache, no matter be to adopt in non-irrigated worker's construction or the water to attack and occupy construction, newly repair the dam, buttress, bank protection work all is difficult to once accomplish to stablize the degree of depth, and engineering is afterwards cheated by scour out before the dam by slipping, and wraps up in to protect partly and stings down immediately, the reinforcing of need in time rescuing and protecting, the big pier dangerous situation of stinging greatly easily takes place by slipping the back in especially non-irrigated worker, and the per pass dam all needs washing away and be in danger by slide through several years or many decades, speedily carry out rescue work, be in danger again, speedily carry out rescue work again repeatedly repeatedly, when treating that the root stone of rescuing and protecting before the dam reaches the certain depth and the gradient, engineering foundation just tends towards stability substantially.Simultaneously, dam body is in danger and is difficult to expect that it is passive to speedily carry out rescue work when being in danger, and organizes relatively difficulty, and the labour intensity of rescuing and protecting is big and be not easy to daily management.
Though now do not speedily carry out rescue work the dam,, have certain problem yet as the Han River of Amu Darya, Mississippi, the Missouri and China in other rivers.The test dam of not speedily carrying out rescue work that had also carried out in the downstream, the Yellow River roughly can be divided into mattress sinking dam and concrete permeable stake dam two big classes.The mattress sinking dam mainly comprises the bag weaved mattress sinking of chemical fibre dam, Liu Shi pillow mattress sinking dam, galvanized wire cage mattress sinking dam, hinge type mold-bagged concrete mattress sinking dam, long tube bag mattress mattress sinking dam etc., these mattress sinking structural test dams have played mostly to a certain extent in initial operational phase and have been in danger, have gone out little dangerous effect less, but after using 2～5 years, destruction is in various degree often suffered in mattress sinking under water, then the aggravation that is in danger, even big danger takes place.And adopt concrete permeable stake dam, and though reached the effect of not speedily carrying out rescue work substantially, cost is higher, structure is unreasonable, needs further improvement, to reduce construction investment.
Three, utility model content
At above-mentioned situation, for overcoming the defective of prior art, the purpose of the utility model just provides a kind of PHC pile tube groynes, can effectively solve the dam body instability, easily go out dangerous situation, the problem that cost is high, the technical scheme of its solution is, include abutment section and dam body section, the contact beam deflection constitutes U font part and stretched part, U font part lower vertical is equipped with double PHC pile tube, constitute double tabular abutment section, stretched part lower vertical is equipped with single PHC pile tube, constitute single tabular dam body section, between the contact beam part of abutment section U font, every the contact beam of a PHC pile tube, crossbeam is equipped with on top, the utility model PHC pile tube groynes rational in infrastructure, the intensity height, erosion resistibility is strong; The advanced cycle of construction, weak point, cost low (about 1,300,000 yuan of per pass groynes cost), environmental protection were superior, were 1.21 by maximum scour hole degree of depth 20m calculating minimum safety factor, and this dam dam body engineering structures of not speedily carrying out rescue work can reach few maintenance of not speedily carrying out rescue work, and economic benefit is huge.
Four, description of drawings
Fig. 1 is a view in transverse section of the present utility model.
Fig. 2 is a front view of the present utility model.
Fig. 3 is a stereogram of the present utility model.
Five, the specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is elaborated.
Shown in Fig. 1-3, the utility model includes abutment section and dam body section, contact beam 1 crooked formation U font part and stretched part, U font part lower vertical is equipped with double PHC pile tube 2, constitutes double tabular abutment section, and stretched part lower vertical is equipped with single PHC pile tube 2, constitute single tabular dam body section, between the contact beam part of abutment section U font, every the contact beam of a PHC pile tube, crossbeam 3 is equipped with on top.
In order to guarantee result of use, said contact beam 1 is rectangle or the circular or ellipse that concrete or steel work are made, vertically to deck-molding 0.5m; Said abutment segment length 50m, the long 20-25m of PHC pile tube of its underpart; Said dam body segment length 40m, the long 15-20m of PHC pile tube of its underpart; Be filled with earth bag (not drawing among the figure) between the double PHC pile tube of said abutment section; Said PHC pile tube is the stake of Φ 400mm prestressed high strength concrete pipe.
No matter the utility model PHC pile tube groynes (being the prestressed concrete pipe pile groynes) is at aspects such as design theory, construction technology or ranges of application; recently all obtained large development; at aspects such as construction costs, duration, quality and environmental protection, remarkable advantages is arranged than other type.In the hydraulic vibration construction technique, be not subjected to the restriction in the long and place of stake; Hydraulic vibration driver is the heavy pile pulling construction machinery of the various foundation construction engineerings of a kind of extensive use, be to utilize the exciting force in its cycle to make peripheral soil liquefaction, to reduce the frictional resistance of soil to stake, utilize pile body deadweight and pile monkey heavy, can add downward pressure in case of necessity and make pile body incision soil layer.Because it is low to have a noise, pile sinking is effective, under water advantage such as operation.Pile vibrosinking generally be applicable to sand, firmly mould and the soft clay of moulding and in the close and gravelly soil of pine.Simultaneously, because the deadweight of the heavy machinery that shakes is lighter, vibration force is powerful, not only is fit to beat the steel bar concrete sheet pile, also is fit to beat, pull out steel sheet pile, steel pipe pile, and applicability is extremely wide.Utilize excavator as running gear, greatly reduce the requirement of machinery, and it is flexible to walk ground.Along with PHC tube pile structure groynes over-water construction Study on Technology and being gradually improved, will particularly on the Yellow River downstream channel training works, aspect emergency flood fighting, play an increasingly important role in the river.The application of the structural shape of prestressed concrete pipe pile groynes will bring bigger economic benefit and social benefit to the river training works construction.
The structural shape of PHC pile tube groynes and build technical patent and have following characteristics: (1) has proposed the dam dam body engineering structures pattern of not speedily carrying out rescue work of the river training works of suitable Yellow River Channel characteristics; (2) adopt vibration Static Pressure Precast Piles job practices, can finish the construction technology of quick piling waterborne by the operation at sea operation platform at short notice; (3) adopt prestressed high-strength concrete pile (PHC pile tube) structural shape groynes, for the construction and the emergency flood fighting of river training works provides technical support; (4) prestressed concrete pipe pile is batch production, standardized production, and construction quality is reliable and stable, and reduces eco-environmental impact, and this dam dam body engineering structures of not speedily carrying out rescue work can reach few maintenance of not speedily carrying out rescue work, and economic benefit is huge.
Mode of occupation of the present utility model is:
1, nonirrigated farmland job execution
The nonirrigated farmland job execution of PHC pile tube groynes is simple, convenient.In the ordinary course of things, can adopt the construction technology process of static pressure pile-sinking or hydraulic vibration pile sinking.Nonirrigated farmland job execution technology is as follows:
The fixed stake of the prefabricated or pile tube transportation → measurement unwrapping wire of single pile position → sidewalk build hang the transportation of stake → preformed pile, in place → verticality → verticality of exerting pressure → check of adjusting stake and pile frame continue to exert pressure → pile extension → stake machine displacement → hydraulic vibration pile sinking or static pressure pile-sinking → cap, get in touch beam and build maintenance → sidewalk dismounting.
2, the construction or the work pattern of speedily carrying out rescue work of attacking and occupying waterborne
The Yellow River downstream channel training works builds that PHC pile tube groynes is waterborne attacks and occupies construction or the operation operation at sea of the speedily carrying out rescue work relative nonirrigated farmland job execution difficulty of constructing is bigger, and cost is also than higher, but must speedily carry out rescue work by operation at sea under special circumstances; The operation at sea main flow process of speedily carrying out rescue work is: the location, and------fixedly operation at sea platform---mobile operation at sea platform and marine piling---pouring concrete contact beam or installation steel work are got in touch beam to beat skirt piles; Fixing and the stake position control of the main job platform on the water of the success or failure that operation at sea is speedily carried out rescue work; First skirt piles can be constructed on the coast, the fixing of operation at sea platform mainly pulls in to shore to go up skirt piles and casts anchor fixing, pile driver can be gone up the operation at sea platform and carries out the marine piling operation after skirt piles constructions was finished, steel work contact beam is installed while driving piles, this operation procedure is more conducive to the stable of stake. and big in the depth of water, when flow velocity is big, the pile body location difficulty, or wash away when serious the easy unstability of single pile; When speedily carrying out rescue work operation, can't carry out the construction of cast-in-situ concrete contact beam, therefore cast-in-situ concrete contact beam changes the requirement that steel work contact beam can satisfy the operation of speedily carrying out rescue work into. after the installation of steel work contact beam, for controlled water flow is washed away and inflow-rate of water turbine, at the middle earth bag of jettisoninging of double--rowed pipe pile, to reduce water.
Under tale quale, also can utilize pontoon bridge to carry out operation at sea, main flow process is: wrap up in head and rescue and protect, and---------first segment steel work contact beam is installed, and---------extending second saves steel work and gets in touch the beam connector door of---plaing the 3rd batch of stake in the water---or reach the groynes design length with getting in touch beam in fixedly connected stake to play second batch of stake in the water to beat first skirt piles to set up pontoon bridge.
In a word, the utility model is simple in structure, easily builds and uses, cost is low, and is sturdy and durable, safety, few maintenance is specially adapted to use as building on the high river of Yellow River mud content, and it designs successfully will bring huge economic benefit and social benefit to the river training works construction.
Claims (5)
1. PHC pile tube groynes, include abutment section and dam body section, it is characterized in that, the crooked formation of contact beam (1) U font part and stretched part, U font part lower vertical is equipped with double PHC pile tube (2), constitute double tabular abutment section, stretched part lower vertical is equipped with single PHC pile tube (2), constitutes single tabular dam body section, between the contact beam part of abutment section U font, every the contact beam of a PHC pile tube, crossbeam (3) is equipped with on top.
2. PHC pile tube groynes according to claim 1 is characterized in that, said contact beam (1) is rectangle or the circular or ellipse that concrete or steel work are made, vertically to deck-molding 0.5m.
3. PHC pile tube groynes according to claim 1 is characterized in that, said abutment segment length 50m, the long 20-25m of PHC pile tube of its underpart.
4. PHC pile tube groynes according to claim 1 is characterized in that, said dam body segment length 40m, the long 15-20m of PHC pile tube of its underpart.
5. PHC pile tube groynes according to claim 1 is characterized in that, is filled with earth bag between the double PHC pile tube of said abutment section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200927534U CN201459674U (en) | 2009-09-01 | 2009-09-01 | PHC tubular pile dam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200927534U CN201459674U (en) | 2009-09-01 | 2009-09-01 | PHC tubular pile dam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201459674U true CN201459674U (en) | 2010-05-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200927534U Expired - Fee Related CN201459674U (en) | 2009-09-01 | 2009-09-01 | PHC tubular pile dam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201459674U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182161A (en) * | 2011-03-20 | 2011-09-14 | 胡洪新 | Device for blocking dike breach |
| CN102286955A (en) * | 2011-07-01 | 2011-12-21 | 上海市水利工程设计研究院 | Reinforced concrete pile type dyke and construction method thereof |
| CN103526720A (en) * | 2013-09-26 | 2014-01-22 | 浙江钱塘江水利建筑工程公司 | Reinforced concrete precast pile type spur dike construction method |
| CN103526757A (en) * | 2013-09-26 | 2014-01-22 | 浙江钱塘江水利建筑工程公司 | Pile type spur dike body vibration pile sinking construction method |
| CN106677121A (en) * | 2016-12-30 | 2017-05-17 | 浙江海洋大学 | Movable type permeable spur structure capable of preventing coast erosion and construction method |
| CN106939580A (en) * | 2017-02-28 | 2017-07-11 | 河海大学 | A kind of pipe laying type permeable spur that interlocks |
| CN106939579A (en) * | 2017-02-28 | 2017-07-11 | 河海大学 | A kind of parallel pipe laying type permeable spur |
| CN107881985A (en) * | 2017-11-28 | 2018-04-06 | 南京工业职业技术学院 | A kind of river course groynes structure and its construction method |
| CN111379240A (en) * | 2020-02-18 | 2020-07-07 | 温州大学 | Novel pile type spur dike structure for cutoff-free dry period construction and construction method thereof |
-
2009
- 2009-09-01 CN CN2009200927534U patent/CN201459674U/en not_active Expired - Fee Related
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182161A (en) * | 2011-03-20 | 2011-09-14 | 胡洪新 | Device for blocking dike breach |
| CN102286955A (en) * | 2011-07-01 | 2011-12-21 | 上海市水利工程设计研究院 | Reinforced concrete pile type dyke and construction method thereof |
| CN102286955B (en) * | 2011-07-01 | 2013-08-07 | 上海市水利工程设计研究院 | Reinforced concrete pile type dyke and construction method thereof |
| CN103526720A (en) * | 2013-09-26 | 2014-01-22 | 浙江钱塘江水利建筑工程公司 | Reinforced concrete precast pile type spur dike construction method |
| CN103526757A (en) * | 2013-09-26 | 2014-01-22 | 浙江钱塘江水利建筑工程公司 | Pile type spur dike body vibration pile sinking construction method |
| CN103526720B (en) * | 2013-09-26 | 2016-06-08 | 浙江钱塘江水利建筑工程公司 | Precast reinforced concrete piles formula groynes construction |
| CN106677121A (en) * | 2016-12-30 | 2017-05-17 | 浙江海洋大学 | Movable type permeable spur structure capable of preventing coast erosion and construction method |
| CN106677121B (en) * | 2016-12-30 | 2018-12-28 | 浙江海洋大学 | Protect the movable permeable spur structure and construction method of Coastal erosion |
| CN106939580A (en) * | 2017-02-28 | 2017-07-11 | 河海大学 | A kind of pipe laying type permeable spur that interlocks |
| CN106939579A (en) * | 2017-02-28 | 2017-07-11 | 河海大学 | A kind of parallel pipe laying type permeable spur |
| CN106939580B (en) * | 2017-02-28 | 2019-07-12 | 河海大学 | A kind of pipe laying type permeable spur that interlocks |
| CN106939579B (en) * | 2017-02-28 | 2019-07-12 | 河海大学 | A kind of parallel pipe laying type permeable spur |
| CN107881985A (en) * | 2017-11-28 | 2018-04-06 | 南京工业职业技术学院 | A kind of river course groynes structure and its construction method |
| CN111379240A (en) * | 2020-02-18 | 2020-07-07 | 温州大学 | Novel pile type spur dike structure for cutoff-free dry period construction and construction method thereof |
| CN111379240B (en) * | 2020-02-18 | 2021-09-21 | 温州大学 | Pile type spur dike structure for construction in no-cutoff dry season and construction method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100512 Termination date: 20120901 |