CN101705676A - Breeches pipe arrangement method in arrangement of high-lift lock unilateral lock wall main corridor - Google Patents
Breeches pipe arrangement method in arrangement of high-lift lock unilateral lock wall main corridor Download PDFInfo
- Publication number
- CN101705676A CN101705676A CN200910036220A CN200910036220A CN101705676A CN 101705676 A CN101705676 A CN 101705676A CN 200910036220 A CN200910036220 A CN 200910036220A CN 200910036220 A CN200910036220 A CN 200910036220A CN 101705676 A CN101705676 A CN 101705676A
- Authority
- CN
- China
- Prior art keywords
- breeches pipe
- pipe
- lock
- breeches
- wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/30—Flood prevention; Flood or storm water management, e.g. using flood barriers
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The invention relates to a lock water delivery system corridor form, in particular to a breeches pipe arrangement method in the arrangement of a high-lift lock unilateral lock wall main corridor, comprising a main corridor, a breeches pipe side wall, a branch pipe and a diversion pier, wherein an inlet and an outlet of the breeches pipe both have rectangular cross sections, a breeches pipe side wall curve is tangent with the main corridor at the inlet of the breeches pipe (a diversion gap), and the breeches pipe side wall curve adopts stream line form; and the tail end of the breeches pipe diversion pier is tangent with the branch pipe wall, and the breeches pipe diversion pier curve adopts elliptic type. In the invention, water flow in the pipe has smooth transition, and forms wall pressing flow, thus being beneficial to the stability of the breeches pipe, the state of flow at the outlet of the breeches pipe, and the diversion of the breeches pipe; and the water flow is not separated from the pipe wall after diversion, the water flow in the pipe is smooth with less turbulence, flow bias does not occur in the pipe, and the pressure distribution at the outlet is uniform, thus effectively reducing the horizontal and longitudinal distance between the breeches pipe and a connecting section of a valve, and effectively solving the problem of incoming flow at the inlet of the valve.
Description
Technical field
The present invention relates to a kind of filling-emptying system of lock water delivery gallery build, the breeches pipe method for arranging that a kind of specifically high-lift lock unilateral lock wall Main Corridor road cloth deposits.
Background technology
The filling-emptying system of lock is the important component part of ship lock, and the time of centuries has been experienced in its development, and initial water-carriage system is very simple and crude.Since the fifties in last century, the development of water-carriage system has entered a new stage, has developed the inertia equilibrium filling and emptying system that can adapt to the large-scale ship lock of high water head, and also more becomes ripe in theory what ship lock waterpower was calculated.
For the lock chamber current can be evenly distributed, ship lock generally adopts bilateral lock wall Main Corridor road to arrange, when ship lock topographic and geologic condition is fit to that ship lock one side lock wall adopts the lining cutting formula and opposite side when adopting gravity lock wall, adopt unilateral lock wall Main Corridor road water-carriage system to have remarkable advantages such as simple in structure, construction investment province.Most river valley, river, China central and west regions is narrow, and the inland water transport development of Eastern Plain area rapidly, urgent need is carried out reorganization and expansion to hinge, the restriction that these navigation structure hinges often are subjected to the space landform or have built hinge, water-carriage system arranges that bilateral gallery difficulty is bigger, adopts one-sided gallery to be furnished with remarkable advantages.Based on flexible operation, reliable starting point, one-sided gallery is arranged and also is provided with two valves.One-sided gallery water-carriage system arranges that except that the distinct advantages with self, the while has also brought new problem, i.e. linkage section---the Layout Problem of breeches pipe in two valves and Main Corridor road.Breeches pipe is as the linkage section of unilateral lock wall Main Corridor road and two valves, be shunting, the important structure of confluxing, its build relates to the HYDRODYNAMIC CONDITION RELATING TO and the stability problem of knowledge question of water conservancy such as the assignment of traffic of water-carriage system, the condition of berthing of lock chamber, the inlet flow conditions of valve and breeches pipe itself.
When ship lock sluiced, current entered valve through breeches pipe, and the in-pipe flow fluidised form directly influences the Stability Analysis of Structures of breeches pipe self, and breeches pipe outlet flow condition directly influences the inlet flow conditions of valve, and then influences the anti-cavitation problem of valve.When lock filling, two valves of arm and upstream link to each other, and current enter lock chamber after two valves converge mutually in breeches pipe, and therefore, the fluidised form of confluxing not only directly influences the condition of berthing of lock chamber, and has influence on the layout of lock chamber entery and delivery port energy-dissipating installation; Current recover stable behind valve again needs certain distance, but often is subjected to the restriction of steric requirements in the engineering practice, make that the breeches pipe inlet flow conditions is relatively poor, thereby knowledge question of water conservancy of self and structural stability problem is particularly outstanding.
Therefore, reasonably breeches pipe build and layout are one of key technologies of one-sided Main Corridor road water-carriage system, are the problems that design and scientific research personnel pay special attention to.
Summary of the invention
Technical problem to be solved by this invention is: at the shortcoming that above prior art exists, proposes a kind ofly can effectively solve the breeches pipe method for arranging that the high-lift lock unilateral lock wall Main Corridor road cloth in Main Corridor road and valve section connectivity problem deposits in the one-sided Main Corridor of the high-lift lock road water-carriage system layout.
The technical scheme that the present invention solves above technical problem is:
The breeches pipe method for arranging that high-lift lock unilateral lock wall Main Corridor road cloth deposits, comprise Main Corridor road, breeches pipe limit wall, arm and baffle pier, breeches pipe is imported and exported and is rectangular cross section, and breeches pipe import (diffluence pass) is located, breeches pipe limit wall curve and Main Corridor road are tangent, and breeches pipe limit wall curve adopts streamlined; The breeches pipe baffle pier is terminal tangent with Zhi Guanbi, and breeches pipe baffle pier curve adopts ellipse.
Advantage of the present invention is: (1) breeches pipe is imported and exported and is rectangular cross section, and construction technology is simple; (2) breeches pipe import (diffluence pass) is located, and limit wall curve and Main Corridor road are tangent, make the in-pipe flow smooth transition; (3) employing of limit wall curve is streamlined, makes in-pipe flow form sticking wall flow, and is favourable to the stable of breeches pipe and breeches pipe outlet flow-shape thereof; (4) the baffle pier curve adopts ellipse, helps the breeches pipe shunting, and shunting back current do not separate with tube wall; (5) adopt breeches pipe build set forth above, in-pipe flow is smooth-going, and turbulent fluctuation is less, the phenomenon of bias current in the pipe do not occur, and outlet pressure is evenly distributed, and has reduced the horizontal fore-and-aft distance of breeches pipe and valve linkage section effectively, has solved the flow problem that comes of valve inlet.
In the one-sided gallery water-carriage system design of ship lock, the connectivity problem of Main Corridor road and valve section is a difficult problem, and it is directly connected to the safe operation of engineering, this invention is simple in structure, and difficulty of construction is low, greatly reduces construction investment, improve engineering safety, had good application prospects.
Description of drawings
Fig. 1 is that build of the present invention is arranged schematic diagram.
Fig. 2 is the Flow Field Distribution figure (bilateral operation) in the breeches pipe of the present invention.
Fig. 3 is a breeches pipe of the present invention limit wall pressure power distribution map (bilateral operation).
Fig. 4 is a breeches pipe outlet inside and outside wall pressure-plotting (bilateral operation) of the present invention.
Fig. 5 is the Flow Field Distribution figure (monolateral operation) in the pipe of the present invention.
Fig. 6 is a breeches pipe of the present invention limit wall pressure power distribution map (monolateral operation).
Fig. 7 is a breeches pipe outlet inside and outside wall pressure-plotting (monolateral operation) of the present invention.
The specific embodiment
Embodiment one
Layout of the present invention as shown in Figure 1, the breeches pipe method for arranging that a kind of high-lift lock unilateral lock wall Main Corridor road cloth deposits, breeches pipe import (diffluence pass) is located, breeches pipe limit wall curve 2 is tangent with Main Corridor road 1, is tangential on point of contact 5, breeches pipe limit wall curve 2 adopts streamlined; Breeches pipe baffle pier 3 is terminal tangent with Zhi Guanbi 4, and breeches pipe baffle pier 3 curves adopt ellipse.
Fig. 2, Fig. 3 and Fig. 4 are the pipe flow field and the tube wall pressure-plottings (bilateral operation) thereof of reality of the present invention.Fig. 5, Fig. 6 and Fig. 7 are pipe flow field of the present invention and tube wall pressure-plotting (bilateral operation) thereof.
Fig. 3, Fig. 4, Fig. 6, Fig. 7 equal pressure during for the poor tube wall of actual measurement, these data are under the normal pressure model, the employing oscillatory pressure pick-up measures, and is finished the collection and the analyzing and processing of unsteady flow signal by the measuring system that dynamic electric resistor strain amplifier and wavebook512 acquisition system are formed.
From Fig. 2-Fig. 7 as seen, no matter be bilateral or monolateral operation, the breeches pipe current are smooth-going, no segregation phenomenon, outlet pressure is evenly distributed, and the in-pipe flow turbulence intensity is less, and the valve inlet inlet flow conditions is more excellent.Solved one-sided gallery water-carriage system arrange in the connection problem of Main Corridor road and valve section.
Difference according to the engineering actual conditions; the present invention can also have other embodiment; as long as breeches pipe limit wall and baffle pier adopt streamlined and ellipse simultaneously, the breeches pipe build of Main Corridor road and valve section connectivity problem was all in the protection domain that the present invention requires during the one-sided gallery water-carriage system of solution high-lift lock was arranged.
Claims (1)
1. breeches pipe method for arranging that high-lift lock unilateral lock wall Main Corridor road cloth deposits, comprise Main Corridor road, breeches pipe limit wall, arm and baffle pier, it is characterized in that: breeches pipe is imported and exported and is rectangular cross section, breeches pipe import department, described breeches pipe limit wall curve and described Main Corridor road are tangent, and described breeches pipe limit wall curve is streamlined; Described breeches pipe baffle pier is terminal tangent with described Zhi Guanbi, and described breeches pipe baffle pier curve is an ellipse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100362209A CN101705676B (en) | 2009-10-10 | 2009-10-10 | Breeches pipe arrangement method in arrangement of high-lift lock unilateral lock wall main corridor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100362209A CN101705676B (en) | 2009-10-10 | 2009-10-10 | Breeches pipe arrangement method in arrangement of high-lift lock unilateral lock wall main corridor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101705676A true CN101705676A (en) | 2010-05-12 |
| CN101705676B CN101705676B (en) | 2011-03-16 |
Family
ID=42375925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100362209A Active CN101705676B (en) | 2009-10-10 | 2009-10-10 | Breeches pipe arrangement method in arrangement of high-lift lock unilateral lock wall main corridor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101705676B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102535423A (en) * | 2012-02-01 | 2012-07-04 | 水利部交通运输部国家能源局南京水利科学研究院 | Non-orthogonal arrangement method on ship lock dam |
| CN103321200A (en) * | 2013-06-08 | 2013-09-25 | 中国水电顾问集团华东勘测设计研究院 | Reverse-inclined double-layer water inlet structure |
| CN103321199A (en) * | 2013-06-08 | 2013-09-25 | 中国水电顾问集团华东勘测设计研究院 | Unilateral 3D shunting water outlet structure |
| CN103643665A (en) * | 2013-12-09 | 2014-03-19 | 中国水电顾问集团华东勘测设计研究院有限公司 | Navigation lock draining system with independent porous diversion water outlet structure |
-
2009
- 2009-10-10 CN CN2009100362209A patent/CN101705676B/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102535423A (en) * | 2012-02-01 | 2012-07-04 | 水利部交通运输部国家能源局南京水利科学研究院 | Non-orthogonal arrangement method on ship lock dam |
| CN102535423B (en) * | 2012-02-01 | 2014-07-16 | 水利部交通运输部国家能源局南京水利科学研究院 | Non-orthogonal arrangement method on ship lock dam |
| CN103321200A (en) * | 2013-06-08 | 2013-09-25 | 中国水电顾问集团华东勘测设计研究院 | Reverse-inclined double-layer water inlet structure |
| CN103321199A (en) * | 2013-06-08 | 2013-09-25 | 中国水电顾问集团华东勘测设计研究院 | Unilateral 3D shunting water outlet structure |
| CN103321199B (en) * | 2013-06-08 | 2015-05-06 | 中国水电顾问集团华东勘测设计研究院 | Unilateral 3D shunting water outlet structure |
| CN103321200B (en) * | 2013-06-08 | 2015-06-03 | 中国水电顾问集团华东勘测设计研究院 | Reverse-inclined double-layer water inlet structure |
| CN103643665A (en) * | 2013-12-09 | 2014-03-19 | 中国水电顾问集团华东勘测设计研究院有限公司 | Navigation lock draining system with independent porous diversion water outlet structure |
| CN103643665B (en) * | 2013-12-09 | 2015-09-30 | 中国水电顾问集团华东勘测设计研究院有限公司 | A kind of have the ship lock drainage system that independent porous distributes gate structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101705676B (en) | 2011-03-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101705676B (en) | Breeches pipe arrangement method in arrangement of high-lift lock unilateral lock wall main corridor | |
| CN100552147C (en) | Reconstruction of diversion tunnel is the method for jet flow internal energy dissipating drilled shaft flood discharge hole | |
| CN201520966U (en) | Breeches pipe body form arranged below a single-side chamber wall main corridor of high-lift locks | |
| CN206529752U (en) | A kind of double down stream surge-chamber arrangements combined with diversion tunnel | |
| CN205475065U (en) | Tower import crowd combined layout structure of steep narrow many holes of river valley of side slope bank | |
| CN106930199B (en) | Improve the fairing of arc Box-shaped Drainage Culvert water outlet fluidised form | |
| CN204854842U (en) | Supersound water gauge is with measuring pipeline section | |
| CN202338327U (en) | Double-horn orifice measurement orifice plate | |
| CN206496131U (en) | New many channel pipeline connecting pieces | |
| CN204573592U (en) | A kind of sledge dress crude oil exporting positive battery metering device | |
| CN203977376U (en) | Contraction type transverse joint import flush gallery | |
| CN205276236U (en) | Inverted -siphon formula two -way rectilinear ship lift of passing a bridge | |
| CN103643665B (en) | A kind of have the ship lock drainage system that independent porous distributes gate structure | |
| CN203346942U (en) | Dredging system of excavated basin | |
| CN103321199B (en) | Unilateral 3D shunting water outlet structure | |
| CN111980001A (en) | High-water-head ship lock water delivery system with off-axis diversion ridge and T-shaped pipe structure | |
| CN203346860U (en) | Structure for solving problem of sediment accumulation at the back of diversion tunnel maintenance mandoor | |
| CN202676565U (en) | Nitrogen foam cement slurry density meter | |
| CN204677184U (en) | A kind of ground high-low pressure gas-liquid mixture piece-rate system of closing gas production field based on many reservoirs | |
| CN202734813U (en) | Pressure type water pipe settlement gauge for hydropower station capital construction project | |
| CN217378791U (en) | Porous gate thin-wall cavity flow equalizing pier | |
| CN204175330U (en) | Gas drainage under suction grouping current collector | |
| CN212746020U (en) | Equal dryness distribution and branch flow measurement device for steam pipe network nodes | |
| CN213301339U (en) | High-weather-resistance differential pressure sensor for liquid flow detection | |
| CN208389469U (en) | Sedimentation red mud discharge system is washed at aluminium oxide end |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |