CN102787587A - Non-enclosed pervious member for river regulation - Google Patents
Non-enclosed pervious member for river regulation Download PDFInfo
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- CN102787587A CN102787587A CN2012101411238A CN201210141123A CN102787587A CN 102787587 A CN102787587 A CN 102787587A CN 2012101411238 A CN2012101411238 A CN 2012101411238A CN 201210141123 A CN201210141123 A CN 201210141123A CN 102787587 A CN102787587 A CN 102787587A
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Abstract
The invention discloses a non-enclosed pervious member for river regulation, which comprises a rod piece, wherein the rod piece comprises a first group of rod piece parts and a second group of rod piece parts connected with the first group of the rod piece parts, wherein the first group of rod piece parts comprises at least three rod piece parts that are not in the same plane and are parallel to one another. When member frames are piled up to form a frame group, the integrity is better. The construction efficiency is improved as no bulgy steel bar is used. In the non-enclosed pervious member for the river regulation, an open or semi-closed structural clue is adopted, so that the problem of poor integrity of a four-face six-side pervious frame group is solved. After the pervious member frames are piled up to form the frame group, certain hooking and connection are formed among the pervious frames, so that the integrity of the frame group is improved; and the frames can be effectively piled up layer by layer. The problem that a steel bar is exposed out of the welded part of a frame rod of the four-face six-side pervious frames to form a sharp corner is solved, so as to ensure that no steel bar is exposed out of the pervious member frames; the potential safety hazards when a ship sails are eliminated; and the service life is prolonged.
Description
Technical field
The invention belongs to the dredging waterway technology, be specifically related to a kind of be used for river training works protect (supporting) beach, river bottom protection, shore protection, build a dam, add rough, fill out groove, Cha Dao short become silted up and ecological engineering etc. in the short deposit techniques of erosion controls.
Background technology
Throwing (or pile) the permeable member that looses is a kind of structural shape that is used for dredging waterway, utilizes the energy dissipating decelerating effect of permeable member to current, can reach the short silt effect of erosion control.Ancient times, the general timber compoment (wooden masurium wooden fork, withy etc.) that adopts in recent decades, changed concrete component into gradually, and wherein the most representative is four sides hexagon water-permeable frame.
Four sides hexagon water-permeable frame is welded to each other by six roots of sensation equal in length or close steel reinforced concrete frame bar and forms, and is a kind of utility model patent product (patent No.: 98233050) of Xibei Inst. of Water Conservancy Science, Ministry of Water Resources.After the hexagon water-permeable frame invention of four sides; Being applied in numerous rivers such as China the Changjiang river, the Yellow River, the Weihe River; Be mainly used in shore protection, Hu Tan, river bottom protection and bridge pier protection etc. in the river training works, facts have proved that four sides hexagon water-permeable frame has energy dissipating deceleration preferably, the short silt effect of erosion control.In recent years, in the Yangtze River waterway training works, four sides hexagon water-permeable frame is used widely at aspects such as the soft raft edge protection of regulating structure and abutment erosion controls.It is a kind of closed framework structure.In practical application, find that four sides hexagon water-permeable frame exists following problem and shortcoming:
(1) the frame group globality is relatively poor.Though hexagon water-permeable frame individual intensity in four sides is big, stability better.But because it is a closed structure, when constituting frame group, shortage links between framework, and outwards extruding is difficult to form globality each other, is prone to break up, run off in the zone greatly at flow velocity; Jettisoning or during pile in the needs layering, the upper strata framework is often clamp-oned lower floor or nested with the lower floor framework, makes superstructure be difficult to form, or causes superstructure imperfect, or cause floor height not enough, has had a strong impact on the dredging waterway effect.
(2) because in prefabricated process, four sides hexagon water-permeable frame is that three rod members of cone top part structure that rod member constitutes are difficult to be prefabricated into cone top part, it is to be welded through the reinforcing bar that exposes.The exposure of reinforcing bar weld (is generally 10～13cm) and form wedge angle, navigation safety and framework is all had a negative impact application life.When it throws in the bank or during the limit, beach, when certain water level, reinforcing bar weld wedge angle becomes dangerous matter sources under water, to ship's navigation or pull in to shore to produce bigger potential safety hazard; Be positioned at the above framework of certain elevation, owing to all surface for some time every year, the very easily corrosion of reinforcing bar weld causes that the frame bar is scattered, structural deterioration, has had a strong impact on framework application life and dredging waterway effect.
Summary of the invention
The object of the present invention is to provide a kind of non-enclosed, permeable member of being used for dredging waterway, the problem that in above-mentioned dredging waterway, exists with the four sides hexagon water-permeable frame closed frame that solves taper.
Technical scheme of the present invention is: the non-enclosed permeable member that is used for dredging waterway; It comprises rod member; Said rod member comprises: have three at least not at the conplane first group of rod member that is parallel to each other; Be used to connect second group of rod member of first group of rod member, second group of rod member is connected the middle part of first group of rod member; Or rod member comprises: mutual the 3rd group of rod member in same plane vertically but not in the space, be used to connect the 4th group of rod member of the 3rd group of rod member, and the 4th group of rod member is connected the middle part of the 3rd group of rod member; Or rod member comprises that many cross and are connected in a bit but not at conplane the 5th group of rod member.。
Technique scheme constitutes three types of non-enclosed members, and it has multiple form of structure.
Have at least three can not be forms such as three, four, five in the first kind at the conplane first group of rod member that is parallel to each other.
Can be open permeable member in the first kind structure, also can be the permeable member of semi open model.
Each other vertically but can not contain the rod member group that is parallel to each other in second type in the space in the 3rd group of rod member in same plane, and the rod member group in same plane with the rod member group spatial vertical that is parallel to each other but not.
The 3rd type is open permeable member, is a kind of emanant structure.
In the first kind structure: said first group of rod member has four roots, and four rod members constitute the top bar of square frame; Second group of rod member is the connecting rod group that connects adjacent top bar, and the connecting rod group is connected the middle part of adjacent top bar, constitutes i.e. four frames of square frame between connecting rod group and the four roots and tops bars.
In fact, it is a kind of Open architecture or semi open model structure; The middle part of said top bar is other positions of the non-end of bar, top, like this end is exposed to form to link part.
When the connecting rod group is one deck structure, be a kind of Open architecture.
When the connecting rod group that connects at the middle part of adjacent top bar is sandwich construction; Promptly establish two-layer or three layers of connecting rod group at interval at the middle part; Formed the space of " sealing " relatively between the sandwich construction connecting rod in the middle of the four roots and tops bars, the part outside the middle part of four roots and tops bars, the end is outside the space of " sealing "; Be again Open architecture, said structure promptly forms the member of so-called semi-closed structure; Its benefit is: the space of " sealing " has guaranteed porosity, and Open architecture i.e. part outside the middle part of four roots and tops bars guarantees to collude couplet property.
In the first kind structure: said first group of rod member has four roots, and four rod members constitute the top bar; Second group of rod member is the connecting rod group that connects relative top bar, and the connecting rod group is connected the middle part of relative top bar, constitutes chi structure between the connecting rod.The middle part of said top bar is other positions of the non-end of bar, top, like this end is exposed to form to link part.
In the first kind structure: said first group of rod member has three mobile jib spares, and second group of rod member comprises that at least one connects the head rod at first, second mobile jib spare middle part, connects second connecting rod of the 3rd mobile jib spare and head rod.First, second mobile jib spare middle part is other positions of the non-end of first, second mobile jib spare, like this end is exposed to form to link part.
In the first kind structure: said first group of rod member has three mobile jib spares, and second group of rod member connects the connecting rod group of adjacent mobile jib spare, and the connecting rod group is connected the middle part of adjacent mobile jib spare, constitutes the triangle frame between connecting rod group and three mobile jib spares.The middle part of mobile jib spare is other positions of the non-end of mobile jib spare, like this end is exposed to form to link part.
Said the 3rd group of rod member comprises the parallel bar group, but not in same plane vertical member group vertical each other in the space with the parallel bar group, and the 4th group of rod member comprises the 4th connecting rod that connects parallel bar, connects the 6th rod member of vertical member and the 4th connecting rod; The 4th connecting rod is connected the middle part of parallel bar group.
Said the 5th group of rod member is to cross to be connected in a bit but the orthogonal rod member group on same plane not.
The middle part of said top bar is interval with two connecting rod groups at least.
The member of said structure can integral prefabricatedly be shaped.
The non-enclosed permeable member that is used for dredging waterway of the present invention adopts open or semienclosed structure thinking, and (1) solves the relatively poor problem of four sides hexagon water-permeable frame group globality.Make water-permeable frame after being piled into frame group, produce certain linking each other, increase the globality of frame group, make effectively layer of framework.(2) problem of solution four sides hexagon water-permeable frame frame bar weld reinforcing bar exposure formation wedge angle.Make the water-permeable frame no-reinforcing-bar outstanding, eliminate water-permeable frame, increase the service life shipping navigation safety hidden danger.
That constitute by crisscross concrete rod, open or semienclosed empty frame construction.When it is piled up, gravitate, the frame bar that the upper strata framework is outstanding and the frame bar of lower floor's framework link each other, make frame group have globality preferably; The reinforcing bar that the undirected outside of frame bar is outstanding, the impaired risk of boats and ships in the time of can significantly reducing the knocking-on framework of boats and ships; Connect between the frame bar and need not welding, the structural deterioration that the welding position corrosion causes when avoiding the framework exposure water surface.
After deliberation, water-permeable frame energy dissipating deceleration, the short effect of becoming silted up of erosion control mainly are that this void content with framework is relevant because it has suitable water permeability.Because the void content of framework is adjustable within the specific limits, therefore, the present invention has similar energy dissipating deceleration, the short silt effect of erosion control with four sides hexagon water-permeable frame.Compare with four sides hexagon water-permeable frame, the present invention has following advantage:
Globality was better when (1) framework was piled into frame group.Under equal conditions, because the present invention's's open or semi-enclosed (also can be referred to as semi open model) framework, its space is big; During accumulation, it is strong to link effect each other, makes that crowd's accumulation effect and stability are better; Also can widen the scope of application of framework,, can be adapted to steeper riverbed or bank slope better because linking property is better between framework; Can be used for building permeable dike, can be used for supporting beach engineering etc.
(2) owing to there is not outstanding reinforcing bar, the impaired risk of boats and ships simultaneously, also helps constructor's safety in the time of can significantly reducing the knocking-on framework of boats and ships, also can reduce the damage of framework to the construction boats and ships.
When (3) being used for annual beach face that surfaces for some time or bank slope, the durability of framework is improved significantly, and can greatly prolong the application life of engineering.
(4) efficiency of construction improves, and construction quality is easy to control.Four sides all frame bars of hexagon water-permeable frame all need welding in twos, and making a framework has 12 solder joints, and the weld seam total length is more than 60cm, during construction; Generally need on beach face or workboat, to weld, the construction equipment that needs is many, and operation is many; Complex process, efficiency of construction is low, difficult quality control.The tie point that framework among the present invention need be assembled is merely 1～4, and the tie point place need not adopt the welding manner construction owing to quadrature between the frame bar, therefore, can improve efficiency of construction, and construction quality also is easy to control.
(5) help improving designing quality.Middle frame form of the present invention is varied, can select for use as required during design; Laboratory test proves that when middle frame of the present invention was piled into frame group, the adjustable scope of void content was selected suitable void content for use as required greater than four sides hexagon water-permeable frame when helping designing.
Description of drawings
Fig. 1 embodiment of the invention 1 sketch map.
Fig. 2 embodiment of the invention 2 sketch mapes.
Fig. 3 embodiment of the invention 3 sketch mapes.
Fig. 4 embodiment of the invention 4 sketch mapes.
Fig. 5 embodiment of the invention 5 sketch mapes.
Fig. 6 embodiment of the invention 6 sketch mapes.
Fig. 7 embodiment of the invention 7 sketch mapes.
Fig. 8 embodiment of the invention 8 sketch mapes.
Linking property of Fig. 9 adds vibration and carries result of the test figure.
The specific embodiment
The present invention is based on open or semi-enclosed thought, the permeable member that is used for dredging waterway of proposition has multiple form of structure, below in conjunction with description of drawings.
As shown in Figure 1, it is the open permeable member that the middle part has individual layer four directions mount structure.Four parallel rod members 1 are not in same plane; Four parallel rod members 1 constitute the top bar of square frame; Connected by connecting rod 2 between the middle part of adjacent top bar, four connecting rods 2 constitute square frame between four connecting rods 2 and the four roots and tops bars in same plane.The middle part of top bar is other positions of the non-end of bar, top, like this end is exposed to form to link part.Said structure can integral prefabricatedly be shaped.Piling up the back void content at random is 92.1%.Average piling height be 30.5 equal length units (centimetre).
As shown in Figure 2, it is the semienclosed permeable member that the middle part has double-deck cubic mount structure.Four parallel rod members 1 are not in same plane; Four parallel rod members 1 constitute the top bar of square frame; Connected by the two-layer connecting rod that is provided with at interval 3,4 between the middle part of adjacent top bar, wherein four connecting rods 3 are in same plane, and four connecting rods 4 are in another plane; Constitute the space of relative closure between two- layer connecting rod 3,4 and the top bar 1.An end length is exposed at bar 1 top in top, forms the open part that links.The middle part of top bar is other positions of the non-end of bar, top, like this end is exposed to form to link part.Said structure can integral prefabricatedly be shaped.The space of above-mentioned relative closure; Make member when piling up, between the top bar between the member and the top bar with, top bar and connecting rod realization mutual link the time; Have enough spaces between the two-layer connecting rod in the single member, thereby guaranteed member void content when piling up.Piling up the back void content at random is 93.5%.Average piling height be 34.5 equal length units (centimetre).
As shown in Figure 3, the open permeable member of its a kind of individual layer triangle frame structure.Three parallel rod members 5 are not in same plane; Three parallel rod members 5 constitute the top bar of triangle frame; Connected by connecting rod 6 between the middle part of adjacent top bar, three connecting rods 6 constitute triangle frame between three connecting rods 6 and the three roots and tops bars in same plane.The component volume of said structure is less relatively, is convenient to construction and jettisonings, and piling up the back void content at random is 91.5%.Average piling height be 29.5 equal length units (centimetre).
Three connecting rods 6 can be two-layer structures also, are similar to embodiment 2.
As shown in Figure 4, it is the open permeable member that the middle part has the individual layer chi structure.Four parallel rod members 7 are not in same plane; Four parallel rod member 7 formation top bars; The connecting rod 8 of relative top bar; The connecting rod group is connected the middle part of relative top bar, constitutes chi structure between the connecting rod.Connecting rod 8 is structures of right-angled intersection in the present embodiment.Said structure can integral prefabricatedly be shaped.Said structure has and better links effect.Piling up the back void content at random is 92.2%.Average piling height be 18.5 equal length units (centimetre).
In order to increase void content, connecting rod 8 also can be a double-decker.Piling up the back void content at random is 94.2%.
As shown in Figure 5, the open permeable member of its a kind of individual layer three fulcrum structure.Three parallel rod members 9.1,9.2,9.3 are not in same plane; Three parallel rod members constitute three support end bars; Connect through connecting rod 10.1 between end bar 9.1,9.2 middle parts, connecting rod 10.1 is connected through connecting rod 10.2 with holding between the bar 9.3.Piling up the back void content at random is 92.8%.Average piling height be 17.5 equal length units (centimetre).
As shown in Figure 6, it is a kind of in spatial vertical, has the open permeable member of linking property very by force.Have: two end bars 11 that are parallel to each other, the end bar 12 that two other is parallel, end bar 11 is vertical each other in the space with end bar 12, but not in same plane.Connected by connecting rod 13 between two end bar 11 middle parts that are parallel to each other, connected by connecting rod 14 between two end bar 12 middle parts that are parallel to each other, connecting rod 13 interconnects in same plane with connecting rod 14.Connecting rod member in the present embodiment is individual layer; The end bar also is an individual layer.Piling up the back void content at random is 91.7%.Average piling height be 10.5 equal length units (centimetre).
Under technical scheme of the present invention, connecting rod member also can be multilayer; The end bar also can be a multilayer, has two-layer like end bar 11; Two parallel end bars 12 also have two-layer.Average piling height be 13.5 equal length units (centimetre).
As shown in Figure 7, it is a kind of in spatial vertical, has the open permeable member of linking property very by force.Have: two end bars 15 that are parallel to each other, another butt bar 16 is vertical each other in the space with end bar 15, but not in same plane.Connect by connecting rod 17 between two end bar 15 middle parts that are parallel to each other, be connected by connecting rod 18 between end bar 16 and the connecting rod 17; Piling up the back void content at random is 91.5%.Average piling height be 8.5 equal length units (centimetre).
The back void content of piling up at random of above-mentioned member is higher than four sides hexagon water-permeable frame, turns round void content after the accumulation at random of I shape, and void content is 90.0% after the accumulation at random of four sides hexagon water-permeable frame; Turn round that void content is 87.7% after the accumulation at random of I shape.
The piling height of above-mentioned two class A of geometric unitA greater than with the piling height of four sides hexagon water-permeable frame, the piling height of four sides hexagon water-permeable frame be 7.3 equal length units (centimetre).
Water-permeable frame adds vibration and carries and test, and oscillating load is vertical vibration, amplitude 3mm, and vibration frequency is 50Hz.Draw the preceding relation of piling up between Metacentre Height and vibration back Metacentre Height of different types of structure vibration according to test, can know that by Fig. 9 the first kind and second stability of structure all are better than the Tetrahexagonal water-permeable frame.
As shown in Figure 8, it is a kind of open permeable member with radioactivity structure. Many rod members 19,20,21 cross and are connected in a bit but not on same plane.Form radial.Above-mentioned many rod members 19,20,21 can make vertical each other in the space, also can out of plumb.The permeable member of this structure has in dredging waterway catches a performance preferably.
Invention has been described more than to combine most preferred embodiment, but the present invention is not limited to the embodiment of above announcement, and should contain various modification, equivalent combinations of carrying out according to essence of the present invention.
Claims (9)
1. non-enclosed permeable member that is used for dredging waterway; It comprises rod member; It is characterized in that said rod member comprises: have three at least not at the conplane first group of rod member that is parallel to each other; Be used to connect second group of rod member of first group of rod member, second group of rod member is connected the middle part of first group of rod member; Or rod member comprises: mutual the 3rd group of rod member in same plane vertically but not in the space, be used to connect the 4th group of rod member of the 3rd group of rod member, and the 4th group of rod member is connected the middle part of the 3rd group of rod member; Or rod member comprises that many cross and are connected in a bit but not at conplane the 5th group of rod member.
2. the non-enclosed permeable member that is used for dredging waterway according to claim 1 is characterized in that said first group of rod member has four roots, and four rod members constitute the top bar of square frame; Second group of rod member is the connecting rod group that connects adjacent top bar, and the connecting rod group is connected the middle part of adjacent top bar, constitutes square frame between connecting rod group and the four roots and tops bars.
3. the non-enclosed permeable member that is used for dredging waterway according to claim 1 is characterized in that said first group of rod member has four roots, four top bars that rod member constitutes; Second group of rod member is the connecting rod group that connects relative top bar, and the connecting rod group is connected the middle part of relative top bar, constitutes chi structure between the connecting rod.
4. the non-enclosed permeable member that is used for dredging waterway according to claim 1; It is characterized in that said first group of rod member has three mobile jib spares; Second group of rod member comprises that at least one connects the head rod of first, second mobile jib spare, connects second connecting rod of the 3rd mobile jib spare and head rod.
5. the non-enclosed permeable member that is used for dredging waterway according to claim 1; It is characterized in that said first group of rod member has three mobile jib spares; Second group of rod member connects the connecting rod group of adjacent mobile jib spare; The connecting rod group is connected the middle part of adjacent mobile jib spare, constitutes the triangle frame between connecting rod group and three mobile jib spares.
6. the non-enclosed permeable member that is used for dredging waterway according to claim 1; It is characterized in that said the 3rd group of rod member comprises the parallel bar group; But not in same plane vertical member group vertical each other in the space with the parallel bar group; The 4th group of rod member comprises the 4th connecting rod that connects the parallel bar group, connects the 6th rod member of vertical member and the 4th connecting rod; The 4th connecting rod is connected the middle part of parallel bar group.
7. the non-enclosed permeable member that is used for dredging waterway according to claim 1 is characterized in that said the 5th group of rod member is to cross to be connected in a bit but the orthogonal rod member group on same plane not.
8. like the said non-enclosed permeable member that is used for dredging waterway of claim 2, it is characterized in that the middle part of said top bar is interval with two connecting rod groups at least.
9. like the said non-enclosed permeable member that is used for dredging waterway of claim 5, it is characterized in that the middle part of said top bar is interval with two connecting rod groups at least.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101411238A CN102787587A (en) | 2012-05-09 | 2012-05-09 | Non-enclosed pervious member for river regulation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101411238A CN102787587A (en) | 2012-05-09 | 2012-05-09 | Non-enclosed pervious member for river regulation |
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| CN102787587A true CN102787587A (en) | 2012-11-21 |
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| CN2012101411238A Pending CN102787587A (en) | 2012-05-09 | 2012-05-09 | Non-enclosed pervious member for river regulation |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102926352A (en) * | 2012-11-22 | 2013-02-13 | 长江航道规划设计研究院 | Pile group permeable members used for vertical bank revetment and construction method thereof |
| CN103122624A (en) * | 2013-02-25 | 2013-05-29 | 金发科技股份有限公司 | Protective hooking body |
| CN103122619A (en) * | 2013-02-25 | 2013-05-29 | 金发科技股份有限公司 | Protective hooking body |
| CN103122621A (en) * | 2013-02-25 | 2013-05-29 | 金发科技股份有限公司 | Protective hooking body |
| CN103122620A (en) * | 2013-02-25 | 2013-05-29 | 金发科技股份有限公司 | Protective hooking body |
| CN103663100A (en) * | 2013-10-16 | 2014-03-26 | 长江南京航道工程局 | Special lifting appliance of double-I-shaped permeable frame |
| CN108487178A (en) * | 2018-02-06 | 2018-09-04 | 中铁大桥勘测设计院集团有限公司 | Hook connecting body, anti-scouring and siltation-promoting structure and manufacturing method |
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| CN102926352A (en) * | 2012-11-22 | 2013-02-13 | 长江航道规划设计研究院 | Pile group permeable members used for vertical bank revetment and construction method thereof |
| CN103122624A (en) * | 2013-02-25 | 2013-05-29 | 金发科技股份有限公司 | Protective hooking body |
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| CN103122621B (en) * | 2013-02-25 | 2015-07-01 | 金发科技股份有限公司 | Protective hooking body |
| CN103663100A (en) * | 2013-10-16 | 2014-03-26 | 长江南京航道工程局 | Special lifting appliance of double-I-shaped permeable frame |
| CN103663100B (en) * | 2013-10-16 | 2015-08-26 | 长江南京航道工程局 | A kind of duplexing font water-permeable frame special hanger |
| CN108487178A (en) * | 2018-02-06 | 2018-09-04 | 中铁大桥勘测设计院集团有限公司 | Hook connecting body, anti-scouring and siltation-promoting structure and manufacturing method |
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Application publication date: 20121121 |