CN204475366U - Steel pipe pile diaphragm wall and level thereof are to syndeton and auxiliary construction pile frame - Google Patents
Steel pipe pile diaphragm wall and level thereof are to syndeton and auxiliary construction pile frame Download PDFInfo
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- CN204475366U CN204475366U CN201520064085.XU CN201520064085U CN204475366U CN 204475366 U CN204475366 U CN 204475366U CN 201520064085 U CN201520064085 U CN 201520064085U CN 204475366 U CN204475366 U CN 204475366U
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Abstract
The utility model relates to steel pipe pile diaphragm wall in Foundation Pit Support Engineering field and level thereof to connection and auxiliary construction pile frame, steel pipe pile diaphragm wall comprises steel pipe pile (1), steel pipe pile connects, water proof chamber (6), water proof body four part, wherein steel pipe pile (1) is main bearing member, steel pipe pile connects for the soil-baffling structure between adjacent steel pile tube, there is the cavity-like structure of certain length in water proof chamber (6) along steel pipe pile (1) direction between adjacent steel pile tube (1) for being positioned at, and adjacent steel pile tube (1) or the structure that is connected to adjacent steel pile tube (1) are a part for water proof chamber (6), the utility model proposes three kinds of steel pipe pile diaphragm wall form of structure and two kinds of horizontal connection structures, can be formed between steel pipe pile and not only can keep off soil but also can the structure of sealing, there is good water stopping function, connection construction is convenient, cost is low, can prefabrication, in-site installation, entirely can reclaim and re-use, environmental benefit is good, duration is short.
Description
Technical field
The present invention relates to Foundation Pit Support Engineering field.
Background technology
Foundation Pit Support Engineering is one of important component part of geotechnical engineering, fender post (wall) form conventional at present mainly contains cement earth pile, diaphragm wall, steel sheet pile, the large class of SMW engineering method stake four that bored pile adds water proof, front two classes are wherein stake (wall) body based on steel concrete that cast in situs is formed, consumptive material, big energy-consuming, cost is higher, easily because site operation quality Control produces potential safety hazard.Steel wherein are generally extracted in steel sheet pile and the stake of SMW engineering method after having constructed, the main material of fender post (wall) can be recycled, therefore relative consumptive material, consume energy less, belong to fender post (wall) form of less expensive environmental protection, but the lap position between steel sheet pile cannot meet stricter water proof requirement, when foundation ditch digs darker, steel sheet pile often leaks seriously, in addition steel sheet pile rigidity is lower, thus limit it and apply, the stake of SMW engineering method is in order to solve the native water proof problem of gear, cement earth pile of need constructing between primary structure member (i.e. H profile steel) is gear soil also water proof locally, but when foundation ditch is darker, the stressed cracking of cement earth pile may cause water proof to lose efficacy, in addition cement-soil is not recyclable, there is certain material consumption, therefore cost is still higher.Bracing of foundation pit is the provisional engineering of a class, namely all use value of engineering are completed after pit backfill, therefore adopting callable prefabricated units (H profile steel as good in bending resistance shear behavior) to carry out going along with sb. to guard him can material-saving, energy-conservation, significantly reduce construction costs, and construction quality is easy to control, possesses vast potential for future development, but the water proof problem of prefabricated units junction is the bottleneck of its development of restriction, also be a blank in domestic and international geotechnical engineering field, the present inventor had previously proposed can the prefabricated water proof stake of effective water proof, solve the water proof problem of contiguous prefabricated stake junction, but this technology still can be improved further.
Summary of the invention
The object of the present invention is to provide the first steel pipe pile diaphragm wall, this steel pipe pile diaphragm wall water proof gear soil is effective, material usage is economized, speed of application is fast, and rigidity is large, and safety is good, can recycling entirely after using, environmental benefit is given prominence to, and hammering method, static pressure method or vibratory drilling method can be adopted to construct, applied widely.
The first steel pipe pile diaphragm wall comprises steel pipe pile, steel pipe pile connection, water proof chamber, water proof body four part, wherein steel pipe pile is main bearing member, steel pipe pile connects for the soil-baffling structure between adjacent steel pile tube, steel pipe pile connects and comprises two pieces or polylith connection plate, water proof chamber is the cavity-like structure having certain length between adjacent steel pile tube along steel pipe pile direction, and adjacent steel pile tube or the structure that is connected to adjacent steel pile tube are the part in water proof chamber, water proof body is be positioned at water proof chamber for intercepting the object of adjacent steel pile tube junction hydraulic connection.
In above-mentioned steel pipe pile diaphragm wall, above-mentioned steel pipe pile connection connects plates and one or two junction plate slots by one piece or two pieces and forms, the steel sheet pile connecting plate adjacent with two respectively with junction plate slot is firmly connected, connect plate and comprise junction plate and plug tenon two parts, the channel-shaped structure of junction plate slot to be cross section be little opening, connecting plate can insert in junction plate slot along steel pipe pile direction, and the cross sectional dimensions of plug tenon is less than the size of junction plate slot but is greater than the cross-sectional openings size of junction plate slot.
In above-mentioned steel pipe pile diaphragm wall, above-mentioned plug tenon lower end can arrange dovetail point.
In above-mentioned steel pipe pile diaphragm wall, above-mentioned water proof body can be the loss circulation material of water-swellable, one or more combination in the flexible bag of fluid is equipped with in cohesive soil, cement-soil, inside.
Second object of the present invention is to provide the second steel pipe pile diaphragm wall, the second steel pipe pile diaphragm wall water proof gear soil is effective, water proof connecting material is economized, safe and reliable, plug easy construction is quick, can recycling entirely after using, hammering method, static pressure method or vibratory drilling method also can be adopted to construct, applied widely.
The second steel pipe pile diaphragm wall comprises steel pipe pile, steel pipe pile connects, water proof chamber, water proof body four part, wherein steel pipe pile is main bearing member, steel pipe pile connects for the soil-baffling structure between adjacent steel pile tube, steel pipe pile connects by junction plate, the plug tenon be firmly connected with junction plate, junction plate slot and two pieces of additional water proof chamber walls form, water proof chamber is the cavity-like structure having certain length between adjacent steel pile tube along steel pipe pile direction, and adjacent steel pile tube or the structure that is connected to adjacent steel pile tube are the part in water proof chamber, water proof body is be positioned at water proof chamber for intercepting the object of adjacent steel pile tube junction hydraulic connection.
3rd object of the present invention is to provide a kind of steel pipe pile diaphragm wall auxiliary construction pile frame, and this auxiliary construction pile frame structure is simple, and cost is low, can increase substantially speed of application and construction quality.
This steel pipe pile diaphragm wall auxiliary construction pile frame comprises leading truck, junction plate passage and controls truss three part, wherein leading truck is insert at steel pipe pile the structure controlling steel pipe pile plan-position and verticality in work progress, leading truck is vertically placed, inside leading truck cross section, hollow part size is slightly larger than steel pipe pile cross section outer contour size, junction plate passage is the hollow part between adjacent leading truck with a certain size, and controlling truss is structure leading truck and junction plate passage are firmly connected for entirety.
4th object of the present invention is to provide the third steel pipe pile diaphragm wall, the third steel pipe pile diaphragm wall water proof gear soil is effective, safe and reliable, plug easy construction is quick, can recycling entirely after using, hammering method, static pressure method or vibratory drilling method also can be adopted to construct, applied widely, and structure is simple, cost is economized.
The third steel pipe pile diaphragm wall is managed by son, female pipe two parts composition, its neutron tube comprises steel pipe pile, junction plate, plug tenon, stiffener four part, female pipe is by steel pipe pile, junction plate slot, channel shaped cavities wall, stiffener four part forms, steel pipe pile is main bearing member, junction plate and plug tenon, the steel pipe pile of sub-pipe firmly connects, and between junction plate and the steel pipe pile of sub-pipe, adopt stiffener to strengthen being connected, the steel pipe pile of junction plate slot and female pipe, channel shaped cavities wall compact siro spinning technology, and adopt stiffener to strengthen connecting, the mode that female Guan Yuzi pipe is interlocked with primary and secondary by plug tenon and junction plate slot is connected, and surround water proof chamber by junction plate and channel shaped cavities wall.
5th object of the present invention is to provide the first steel pipe pile diaphragm wall level to syndeton, many steel pipe piles of steel pipe pile diaphragm wall can connect for stressed community to syndeton by this level, and can be used as a part for horizontal bearing structure, easy construction is quick, cost is low, reliable construction quality.
This first level comprises collar tie beam, connecting screw rod, coupling nut three part to syndeton, wherein, collar tie beam is horizontal bearing structure, can be that one or both in reinforced concrete structure and steel work combine, connecting screw rod is a stressed community and screwed rod-like structure for be connected with collar tie beam by steel pipe pile diaphragm wall, and coupling nut is be placed in structure that steel pipe pile diaphragm wall and collar tie beam are firmly connected on connecting screw rod by screw thread.
6th object of the present invention is to provide the second steel pipe pile diaphragm wall level to syndeton, many steel pipe piles of steel pipe pile diaphragm wall can connect for stressed community to syndeton by this level, and can be used as a part for horizontal bearing structure, effectively can solve steel pipe pile partial pressing problem, easy construction is quick, cost is low, reliable construction quality.
This second level comprises reinforced concrete circle beam, steel concrete reinforced wall two parts to syndeton, wherein, reinforced concrete circle beam is horizontal bearing structure, and steel concrete reinforced wall is the structure that between sold stowing steel pipe pile diaphragm wall adjacent steel pile tube, groove and depth of section are greater than reinforced concrete circle beam depth of section.
In above-mentioned steel pipe pile diaphragm wall level in syndeton, can strengthen being connected in above-mentioned reinforced wall with between collar tie beam by arranging U-shaped joint bar, in reinforced wall, nearly steel pipe pile side arranges W shape horizontal connection muscle reinforcement connection.
Steel pipe pile diaphragm wall of the present invention and level thereof, to syndeton, can be formed and not only can keep off soil but also can the structure of sealing, have good water stopping function, connection construction is convenient, cost is low, can prefabrication, in-site installation.Steel pipe pile diaphragm wall auxiliary construction pile frame of the present invention can improve speed of application and quality.
Accompanying drawing explanation
Fig. 1 is the Part I longitudinal plan of first embodiment the second steel pipe pile used diaphragm wall of the present invention;
Fig. 2 is the Part I cross-sectional view of first embodiment the second steel pipe pile used diaphragm wall of the present invention;
Fig. 3 is the Part II longitudinal plan of first embodiment the second steel pipe pile used diaphragm wall of the present invention;
Fig. 4 is the Part II cross-sectional view of first embodiment the second steel pipe pile used diaphragm wall of the present invention;
Fig. 5 is second embodiment of the present invention the first steel pipe pile diaphragm wall cross sectional representation used;
Fig. 6 is the 3rd embodiment of the present invention the first steel pipe pile diaphragm wall cross sectional representation used;
Fig. 7 is first embodiment the second steel pipe pile used diaphragm wall cross sectional representation of the present invention;
Fig. 8 is the 4th embodiment of the present invention the first steel pipe pile diaphragm wall cross sectional representation used;
Fig. 9 is the 5th embodiment of the present invention the first steel pipe pile diaphragm wall cross sectional representation used;
Figure 10 is second embodiment of the present invention the first steel pipe pile diaphragm wall steel pipe pile junction detail drawing used;
Figure 11 is the 3rd embodiment of the present invention the first steel pipe pile diaphragm wall steel pipe pile junction detail drawing used;
Figure 12 is first embodiment the second steel pipe pile used diaphragm wall steel pipe pile junction detail drawing of the present invention;
Figure 13 is the 6th embodiment of the present invention steel pipe pile diaphragm wall auxiliary construction pile frame schematic top plan view used;
Figure 14 is the 6th embodiment of the present invention steel pipe pile diaphragm wall auxiliary construction pile frame front elevational schematic used;
Figure 15 is the female pipe cross sectional representation of the 7th embodiment of the present invention steel pipe pile diaphragm wall used;
Figure 16 is the 7th the embodiment of the present invention sub-pipe cross sectional representation of steel pipe pile diaphragm wall used;
Figure 17 is that the 7th embodiment of the present invention the third steel pipe pile diaphragm wall assembling schematic diagram used and the 8th embodiment the first steel pipe pile diaphragm wall level used is to syndeton schematic top plan view;
Figure 18 is that the 8th embodiment of the present invention and the 9th embodiment steel pipe pile diaphragm wall level used is to syndeton schematic top plan view;
Figure 19 is that the 9th embodiment of the present invention the second steel pipe pile diaphragm wall level used is to syndeton arrangement of reinforcement;
Figure 20 is that the 9th embodiment of the present invention the second steel pipe pile diaphragm wall level used is to syndeton U-shaped joint bar figure;
Figure 21 is that the 9th embodiment of the present invention the second steel pipe pile diaphragm wall level used is to syndeton W shape horizontal distribution reinforcement drawing.
Detailed description of the invention
As first embodiment of the present invention, main purpose is composition graphs 1 ~ Fig. 4, Fig. 7, Figure 12, introduces the second steel pipe pile diaphragm wall structure of the present invention structure, operating principle and implementation method.The second steel pipe pile diaphragm wall comprises steel pipe pile (1), steel pipe pile connects, water proof chamber (6), water proof body four part, wherein steel pipe pile (1) is main bearing member, steel pipe pile connects for being positioned at the soil-baffling structure between adjacent steel pile tube (1), fastener for connection is by junction plate (2), the plug tenon (3) be firmly connected with junction plate (2), junction plate slot (4) and two pieces of additional water proof chambeies wall (5) form, there is the cavity-like structure of certain length in water proof chamber (6) along steel pipe pile (1) direction between adjacent steel pile tube (1) for being positioned at, and adjacent steel pile tube (1) or the structure that is connected with adjacent steel pile tube (1) are a part for water proof chamber (6), water proof body is for being positioned at water proof chamber (6) for intercepting the object of adjacent steel pile tube junction hydraulic connection.Structure according to the second steel pipe pile diaphragm wall constructs, Part I as shown in Figures 1 and 2 and Part II as shown in Figure 3 and Figure 4 can be divided into, before insertion construction, Part I and Part II are respectively the entirety be firmly connected, when constructing, first Part I or Part II can be inserted the soil body, then successively Part II or Part I are inserted the soil body according to position as shown in Figure 7, Part I is interted with Part II be connected, and between Part I and Part II, form water proof chamber (6), the sidewall in water proof chamber (6) is made up of the Part I of steel pipe pile diaphragm wall and a part for Part II respectively, the loss circulation material of water-swellable is set in the inside of water proof chamber (6), cohesive soil, cement-soil, the one or more combination that inside is equipped with in the flexible bag of fluid forms water proof body, the equal close contact of adjacent two parts of water proof body and steel pipe pile diaphragm wall, thus reach sealing object.When inserting and extracting construction, two parts of steel pipe pile diaphragm wall are separable, are convenient to plug construction, and in use, it is overall for being connected by adjacent steel pipe pile by water proof body, reaches effective sealing and keeps off native object.In the present embodiment, steel pipe pile (1) can select diameter to be 1000mm ~ 2000mm, and wall thickness is the steel pipe manufacturing of 10 ~ 20mm.The steel plate that junction plate (2) can select 10 ~ 30mm thick makes, and junction plate (2) can also select the bar shaped platy structure of channel-section steel, steel sheet pile or other shapes as required.Plug tenon (3) and junction plate slot (4) support the use, such as, junction plate slot (4) for cross section be the steel pipe of C shape opening, diameter then can be selected to be less than the round steel of junction plate slot (4) internal diameter as plug tenon (3), and make the diameter of plug tenon (3) be greater than the size of junction plate slot (4) opening part, the thickness of junction plate (2) is less than the opening size of junction plate slot (4), is connected firmly when bearing soil pressure to make the adjacent Part I of steel pipe pile diaphragm wall and Part II.Be convenient to plug tenon (3) during in order to construct and insert junction plate slot (4), taper or dovetail point can be set in the bottom of plug tenon (3), dovetail point can be set to the shape of wedge grip away from junction plate (2), so that remove the soil body in junction plate slot (4) when inserting construction.Additional water proof chamber wall (5) as shown in figure 12 can adopt unequal angle to make, and water proof chamber (6) can arrange 2, as shown in figure 12, to guarantee that water proof is reliable, and easy access, realize water proof dual fail-safe.The formation method in water proof chamber (6) can join the prefabricated water proof stake patent (application number: 2012200811351) of my proposition.In the present embodiment, the list structure of steel pipe pile (1) can be cross section the be arbitrary shape such as circular, square.Change is turned to by what be welded to connect at the not ipsilateral of steel pipe pile (1) that plate (2) realizes the layout of steel pipe pile diaphragm wall.
As second embodiment of the present invention, main purpose is composition graphs 5 and Figure 10, introduces the structure structure of the first steel pipe pile diaphragm wall, operating principle and implementation method.The structure structure of the first steel pipe pile diaphragm wall constructs similar to the structure of the second steel pipe pile diaphragm wall, operating principle and construction method basically identical, difference is that water proof chamber (6) forms primarily of two pieces of junction plates (2), can utilize the part of sidewall as water proof chamber (6) for part steel pipe pile (1).The advantage of this first steel pipe pile diaphragm wall is that water proof chamber (6) cross sectional area is comparatively large, the sidewall of steel pipe pile (1) can be utilized as a part for water proof chamber (6) sidewall, can save material.Because water proof chamber (6) are comparatively large, therefore two or more water proof body can be set in same water proof chamber (6), guarantee that water proof is reliable.
As the 3rd embodiment of the present invention, main purpose is composition graphs 6 and Figure 11, introduces the second type of attachment of the first steel pipe pile diaphragm wall.The present embodiment is similar to second embodiment, difference is between adjacent steel pipe pile (1), have employed the connector that two covers comprise junction plate (2), plug tenon (3), junction plate slot (4), the closed water proof chamber (6) of cross section is surrounded by the partial sidewall of connector and adjacent steel pipe pile (1), be connected firmly, good water insulation effect.
As the 4th embodiment of the present invention, main purpose is composition graphs 8, introduces the third type of attachment of the first steel pipe pile diaphragm wall.The present embodiment is similar to second embodiment, and difference is between adjacent steel pipe pile (1), have employed three pieces of junction plates (2), forms water proof chamber (6) with the soil body, and easy construction, speed of application are fast.
As the 5th embodiment of the present invention, main purpose is composition graphs 9, introduces the 4th kind of type of attachment of the first steel pipe pile diaphragm wall.The present embodiment is similar to the 4th embodiment, and difference is between adjacent steel pipe pile (1), have employed two pieces of junction plates (2), forms water proof chamber (6), easy construction with the soil body, and speed of application is fast, and material is more economized.
As the 6th embodiment of the present invention, in conjunction with Figure 13 and Figure 14, mainly introduce structure structure and the operating principle of steel pipe pile diaphragm wall auxiliary construction pile frame of the present invention.In engineering construction, the build of the steel pipe pile (1) used and weight are all very large, when constructing its verticality and plane positioning all very in important.Steel pipe pile diaphragm wall auxiliary construction pile frame of the present invention comprises leading truck (8), junction plate passage (9) and control truss (7) three part, wherein leading truck (8) is insert at steel pipe pile (1) structure controlling steel pipe pile (1) plan-position and verticality in work progress, leading truck (8) is vertically placed, inside leading truck (8) cross section, hollow part size is slightly larger than steel pipe pile (1) cross section outer contour size, and internal diameter identical with steel pipe pile (1) cross sectional shape can be adopted slightly larger than the steel pipe manufacturing of steel pipe pile (1) external diameter, also truss form can be adopted to make.Junction plate passage (9) to have a certain size hollow part between adjacent leading truck (8) for being positioned at, controlling truss (7) be that leading truck (8) and junction plate passage (9) to be firmly connected be the structure of entirety.When steel pipe pile construction of diaphragm wall, first the auxiliary construction pile frame made is positioned over position, stake position, then the steel pipe pile diaphragm wall Part I as described in embodiment one or Part II are positioned in auxiliary construction pile frame, controlled plan-position and the verticality of steel pipe pile (1) by leading truck (8) in work progress, and make connector pass through junction plate passage (9), realize sequential production.Can also after first steel pipe pile (1) have been constructed, in auxiliary pile frame one leading truck (8) is temporarily fixed on the steel pipe pile (1) of having constructed, realizes accurate location and the degree control of next root steel pipe pile to be onstructed (1).Auxiliary pile frame can also be made as L shape, realize turning round the construction of position steel pipe pile diaphragm wall.
As the 7th embodiment of the present invention, mainly in conjunction with Figure 15 ~ Figure 17, introduce the third steel pipe pile diaphragm wall structure of the present invention structure and operating principle.The third steel pipe pile diaphragm wall comprises son pipe, female pipe two parts composition, its neutron tube comprises steel pipe pile (1), junction plate (2), plug tenon (3), stiffener (11) four part, Mu Guan Baogang pile tube (1), junction plate slot (4), channel shaped cavities wall (10), stiffener (11) four part forms, wherein steel pipe pile (1) is main bearing member, junction plate (2) and plug tenon (3), the steel pipe pile (1) of sub-pipe firmly connects, and between junction plate (2) and the steel pipe pile (1) of sub-pipe, adopt stiffener (11) to strengthen being connected, the steel pipe pile (1) of junction plate slot (4) and female pipe, channel shaped cavities wall (10) compact siro spinning technology, and adopt stiffener (11) to strengthen connecting, the mode that female Guan Yuzi pipe is interlocked with primary and secondary by plug tenon (3) and junction plate slot (4) is connected, and surround water proof chamber (6) by junction plate (2) and channel shaped cavities wall (10).Wherein steel pipe pile (1) is main bearing member, can select corresponding sectional dimension according to stressed needs, and generally select φ 600mm ~ φ 2400mm diameter comparatively reasonable in engineering kind, its wall thickness generally can select 8 ~ 30mm.Junction plate (2) can directly select steel plate to make, its wall thickness is chosen as 8 ~ 30mm, and its plate is wide generally can be selected at 200 ~ 1000mm, because have employed stiffener (11), wider steel plate can be selected as junction plate (2), with saving construction cost.Plug tenon (3) can select round steel or steel pipe manufacturing, and its external diameter should be greater than the opening size of junction plate slot (4).Junction plate slot (4) can select the steel pipe manufacturing of lateral opening.Channel shaped cavities wall (10) can select channel-section steel to make.Stiffener (11) can adopt steel plate to make, and stiffener (11) can be arranged along steel pipe pile (1) length direction interval, and each parts of sub-pipe can be welded to connect, and each parts of female pipe also can be welded to connect.The junction plate (2) of sub-pipe, between plug tenon (3) and the steel pipe pile (1) of sub-pipe, elongated weld seam should be set to, water-tight to guarantee sub-pipe sidewall.The junction plate slot (4) of female pipe, between channel shaped cavities wall (10) and steel pipe pile (1), elongated weld seam should be set be beneficial to sealing.As shown in figure 17, connecting sewing between the plug tenon (3) and the junction plate slot (4) of female pipe of sub-pipe can adopt following methods to carry out sealing: first method is that the soil body stayed in connecting sewing and water proof chamber (6) directly utilizing casing to insert in work progress carries out sealing, dig in deeply not too dark or cohesive soil at foundation ditch, sealing requirement can be met; When first method is difficult to meet sealing requirement, interior to water proof chamber (6) soil body can be removed, the method as described in first embodiment of the present invention is adopted to carry out sealing, also water expandable waterstop can be inserted by water proof chamber (6), by water expandable waterstop water-swellable and junction plate (2) and channel shaped cavities wall (10) is closely knit contacts the sealing object reaching connecting sewing place.
As the 8th embodiment of the present invention, mainly introduce the first steel pipe pile diaphragm wall level of the present invention to syndeton structure and operating principle in conjunction with Figure 17 and Figure 18.In Foundation Pit Support Engineering practice, generally need space enclosing structure to connect in the horizontal direction for entirety is beneficial to the acting in conjunction of space enclosing structure.In the present embodiment, in conjunction with the feature of steel pipe pile diaphragm wall, propose easy to control the quality, the first level be connected firmly is to syndeton.This first level comprises collar tie beam (14), connecting screw rod (12), coupling nut (13) three part to syndeton.Wherein, collar tie beam (14) is horizontal bearing structure, can be that one or both in reinforced concrete structure and steel work combine, connecting screw rod (12) is a stressed community and screwed rod-like structure for being connected with collar tie beam (14) by steel pipe pile diaphragm wall, and coupling nut (13) is placed on connecting screw rod (12) by screw thread and is firmly connected with collar tie beam (14) by steel pipe pile diaphragm wall.In fig. 17, collar tie beam (14) can be steel ring beam, the H profile steel of Two bors d's oeuveres can be selected as collar tie beam (14), and connecting screw rod (12) is placed between two H profile steel, by the side-wall hole of steel pipe pile (1), by coupling nut (13) as shown in figure 17 and backing plate, steel pipe pile (1) and collar tie beam (14) are riveted.Be beneficial to many steel pipe piles (1) jointly stressed, when steel pipe pile (1) partial pressing is not enough, batten plate can be welded between steel pipe pile (1) with collar tie beam (14) and strengthen bonding strength.When collar tie beam (14) is for steel bar concrete collar tie beam, can in collar tie beam (14) built-in pipe, by connecting screw rod (12) through built-in pipe, by coupling nut (13), collar tie beam (14) is connected with steel pipe pile (1).Also can of connecting screw rod section be directly embedded in reinforced concrete circle beam (14), also the screwed pipe with internal thread can be embedded in reinforced concrete circle beam (14) in advance, then with coupling nut (13), steel pipe pile (1) be connected with collar tie beam (14) by connecting screw rod (12).
As the 9th embodiment of the present invention, mainly introduce the second steel pipe pile diaphragm wall level of the present invention to syndeton structure and operating principle in conjunction with Figure 18 ~ Figure 21.When foundation ditch digs darker, because horizontal loading is larger, interaction force between collar tie beam (14) and steel pipe pile (1) is very large, according to the first pile tube diaphragm wall level as shown in figure 17 to syndeton, stress may concentrate and cause steel pipe pile (1) to occur local stability deficiency.This second steel pipe pile diaphragm wall level of the present invention mainly solves the local stability sex chromosome mosaicism of steel pipe pile (1) at collar tie beam (14) place to syndeton.This second level comprises reinforced concrete circle beam (14), steel concrete reinforced wall (15) two parts to syndeton, wherein, reinforced concrete circle beam (14) is horizontal bearing structure, and steel concrete reinforced wall (15) is for groove between sold stowing steel pipe pile diaphragm wall adjacent steel pile tube (1) and depth of section is greater than the structure of reinforced concrete circle beam (14) depth of section.Top view from this second level to syndeton as shown in figure 18, concrete compaction filling is used between the adjacent steel pile tube (1) of steel pipe pile diaphragm wall, its shape of cross section as shown in figure 19, reinforced wall (15) is adopted to improve the partially loaded area of steel pipe pile (1), to increase local stability.Reinforced wall (15) and collar tie beam (14) can be integral cast-in-situ reinforced concrete structure.U-shaped joint bar (17) can be arranged between collar tie beam (14) with reinforced wall (15) strengthen being connected, in the vertical direction, improve the bearing capacity of reinforced wall (15) by arranging U-shaped joint bar (17), the shape of U-shaped joint bar as shown in figure 20.Because the side surface of steel pipe pile diaphragm wall is rough and uneven in surface, W shape horizontal connection muscle (16) that can arrange horizontal direction in reinforced wall (15) inner side improves the integrated carrying ability of reinforced wall (15), and W shape horizontal connection muscle (16) shape can be as shown in figure 21.Certainly, still should require to lay distribution bar according to related specifications at the top of reinforced wall (15) and other sides.Reinforced wall (15) can also be arranged at collar tie beam (14) downside, or arrange in the both sides up and down of collar tie beam (14).When the partial pressing of steel pipe pile (1) meets the demands, reinforced wall (15) can not be established, directly closely knitly between collar tie beam (14) and steel pipe pile (1) fill plain concrete.
This patent includes but not limited to other construction methods of the alternative use of professional person in this area.
Claims (9)
1. a steel pipe pile diaphragm wall, it is characterized in that comprising steel pipe pile (1), steel pipe pile connects, water proof chamber (6), water proof body four part, wherein steel pipe pile (1) is main bearing member, steel pipe pile connects for being positioned at the soil-baffling structure between adjacent steel pile tube (1), steel pipe pile connects and comprises two pieces or polylith connection plate (2), there is the cavity-like structure of certain length in water proof chamber (6) along steel pipe pile (1) direction between adjacent steel pile tube (1) for being positioned at, and adjacent steel pile tube (1) or the structure that is connected to adjacent steel pile tube (1) are a part for water proof chamber (6), water proof body is for being positioned at water proof chamber (6) for intercepting the object of adjacent steel pile tube junction hydraulic connection.
2. steel pipe pile diaphragm wall according to claim 1, it is characterized in that above-mentioned steel pipe pile connection connects plates and one or two junction plate slots (4) by two pieces and forms, the steel sheet pile (1) connecting plate adjacent with two respectively with junction plate slot (4) is firmly connected, connect plate and comprise junction plate (2) and plug tenon (3) two parts, junction plate slot (4) for cross section be the channel-shaped structure of little opening, connecting plate can insert in junction plate slot (4) along steel pipe pile (1) direction, the cross sectional dimensions of plug tenon (3) is less than the size of junction plate slot (4) but is greater than the cross-sectional openings size of junction plate slot (4).
3. steel pipe pile diaphragm wall according to claim 2, is characterized in that above-mentioned plug tenon (3) lower end can arrange dovetail point.
4. a steel pipe pile diaphragm wall, it is characterized in that comprising steel pipe pile (1), steel pipe pile connects, water proof chamber (6), water proof body four part, wherein steel pipe pile (1) is main bearing member, steel pipe pile connects for being positioned at the soil-baffling structure between adjacent steel pile tube (1), steel pipe pile connects by junction plate (2), the plug tenon (3) be firmly connected with junction plate (2), junction plate slot (4) and two pieces of additional water proof chambeies wall (5) form, there is the cavity-like structure of certain length in water proof chamber (6) along steel pipe pile (1) direction between adjacent steel pile tube (1) for being positioned at, and adjacent steel pile tube (1) or the structure that is connected to adjacent steel pile tube (1) are a part for water proof chamber (6), water proof body is for being positioned at water proof chamber (6) for intercepting the object of adjacent steel pile tube junction hydraulic connection.
5. a steel pipe pile diaphragm wall, it is characterized in that being managed by son, female pipe two parts composition, its neutron tube comprises steel pipe pile (1), junction plate (2), plug tenon (3), stiffener (11) four part, female pipe is by steel pipe pile (1), junction plate slot (4), channel shaped cavities wall (10), stiffener (11) four part forms, steel pipe pile (1) is main bearing member, junction plate (2) and plug tenon (3), the steel pipe pile (1) of sub-pipe firmly connects, and between junction plate (2) and the steel pipe pile (1) of sub-pipe, adopt stiffener (11) to strengthen being connected, the steel pipe pile (1) of junction plate slot (4) and female pipe, channel shaped cavities wall (10) compact siro spinning technology, and adopt stiffener (11) to strengthen connecting, the mode that female Guan Yuzi pipe is interlocked with primary and secondary by plug tenon (3) and junction plate slot (4) is connected, and surround water proof chamber (6) by junction plate (2) and channel shaped cavities wall (10).
6. one kind if claim 1 or claim 4 or steel pipe pile diaphragm wall level according to claim 5 are to syndeton, it is characterized in that comprising collar tie beam (14), connecting screw rod (12), coupling nut (13) three part, wherein, collar tie beam (14) is horizontal bearing structure, can be that one or both in reinforced concrete structure and steel work combine, connecting screw rod (12) is a stressed community and screwed rod-like structure for being connected with collar tie beam (14) by steel pipe pile diaphragm wall, coupling nut (13) is be placed in structure that steel pipe pile diaphragm wall is firmly connected with collar tie beam (14) on connecting screw rod (12) by screw thread.
7. one kind if the level of claim 1 or claim 4 or steel pipe pile diaphragm wall according to claim 5 is to syndeton, comprise reinforced concrete circle beam (14), steel concrete reinforced wall (15) two parts, wherein, reinforced concrete circle beam (14) is horizontal bearing structure, and steel concrete reinforced wall (15) is for groove between sold stowing steel pipe pile diaphragm wall adjacent steel pile tube (1) and depth of section is greater than the structure of reinforced concrete circle beam (14) depth of section.
8. steel pipe pile diaphragm wall level according to claim 7 is to syndeton, it is characterized in that strengthening being connected by arranging U-shaped joint bar (17) with between collar tie beam (14) in above-mentioned reinforced wall (15), in reinforced wall (15), nearly steel pipe pile (1) side arranges W shape horizontal connection muscle (16) reinforcement connection.
9. one kind as claim 1 or claim 4 or steel pipe pile diaphragm wall auxiliary construction pile frame according to claim 5, it is characterized in that comprising leading truck (8), junction plate passage (9) and control truss (7) three part, wherein leading truck (8) is insert at steel pipe pile (1) structure controlling steel pipe pile (1) plan-position and verticality in work progress, leading truck (8) is vertically placed, inside leading truck (8) cross section, hollow part size is slightly larger than steel pipe pile (1) cross section outer contour size, junction plate passage (9) to have a certain size hollow part between adjacent leading truck (8) for being positioned at, controlling truss (7) is leading truck (8) and junction plate passage (9) are firmly connected the structure for overall.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520064085.XU CN204475366U (en) | 2015-01-26 | 2015-01-26 | Steel pipe pile diaphragm wall and level thereof are to syndeton and auxiliary construction pile frame |
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| CN201520064085.XU CN204475366U (en) | 2015-01-26 | 2015-01-26 | Steel pipe pile diaphragm wall and level thereof are to syndeton and auxiliary construction pile frame |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105297706A (en) * | 2015-10-21 | 2016-02-03 | 同济大学 | Double-lock-catch flat steel pipe pile used for foundation pit support |
| CN106906831A (en) * | 2017-04-28 | 2017-06-30 | 化学工业岩土工程有限公司 | A kind of smooth Corrugated Arch Steel Sheet pile foundation pit supporting method and supporting |
| CN111206567A (en) * | 2020-01-20 | 2020-05-29 | 宁波市建筑设计研究院有限公司 | Construction method of steel pipe pile in combined pile based on PC construction method |
| CN114000515A (en) * | 2021-11-12 | 2022-02-01 | 上海建工五建集团有限公司 | Construction method of combined pile in PC construction method and special positioning sleeve |
-
2015
- 2015-01-26 CN CN201520064085.XU patent/CN204475366U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105297706A (en) * | 2015-10-21 | 2016-02-03 | 同济大学 | Double-lock-catch flat steel pipe pile used for foundation pit support |
| CN106906831A (en) * | 2017-04-28 | 2017-06-30 | 化学工业岩土工程有限公司 | A kind of smooth Corrugated Arch Steel Sheet pile foundation pit supporting method and supporting |
| CN111206567A (en) * | 2020-01-20 | 2020-05-29 | 宁波市建筑设计研究院有限公司 | Construction method of steel pipe pile in combined pile based on PC construction method |
| CN114000515A (en) * | 2021-11-12 | 2022-02-01 | 上海建工五建集团有限公司 | Construction method of combined pile in PC construction method and special positioning sleeve |
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