CN106284304B - A kind of prefabricated steel jacket box diaphram wall and its construction method - Google Patents
A kind of prefabricated steel jacket box diaphram wall and its construction method Download PDFInfo
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- CN106284304B CN106284304B CN201610647649.1A CN201610647649A CN106284304B CN 106284304 B CN106284304 B CN 106284304B CN 201610647649 A CN201610647649 A CN 201610647649A CN 106284304 B CN106284304 B CN 106284304B
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/20—Bulkheads or similar walls made of prefabricated parts and concrete, including reinforced concrete, in situ
Abstract
A kind of prefabricated steel jacket box diaphram wall of present invention offer and its construction method, prefabricated steel jacket box diaphram wall includes prefabricated steel jacket box and pours the concrete material in prefabricated steel jacket box, and prefabricated steel jacket box is made of multiple steel bushing box units including wallboard, structural steel frame and truss structure being arranged in order.The construction method of prefabricated steel jacket box diaphram wall includes：1, steel bushing box unit is provided, and make and lead wall；2, steel bushing box unit is put in lead and forms prefabricated steel jacket box within the walls；3, bottom concrete is poured in prefabricated steel jacket box；4, clear water replaces mud in prefabricated steel jacket box；5, casting concrete in prefabricated steel jacket box；6, on the outside of prefabricated steel jacket box and the bottom grouting methol of wall is led；7, with earth excavation, and the seam crossing on the inside of prefabricated steel jacket box is welded, forms prefabricated steel jacket box diaphram wall.Live land used, construction efficiency height is greatly reduced using prefabricated steel jacket box diaphram wall in the present invention；And sealing performance is good, structural strength is high.
Description
Technical field
The invention belongs to architectural engineering underground continuous wall construction technique fields, relate generally to a kind of prefabricated steel jacket box underground company
Continuous wall and its construction method.
Background technology
With the fast development of China's urban construction, land resource is more and more nervous, fully develops and utilizes aerial, underground
Space is the inexorable trend of urban architecture development.Underground space generally use diaphram wall makees building enclosure at present, for ground
Down space engineering deep Large Foundation Pit Enclosure structure and the construction of ultra-deep shaft shaft wall structure generally use cast-type, the technology exist
The problems such as long construction period, occupied ground are big, wet construction complex procedures, quality are difficult to ensure, fails to meet actual demand conscientiously.
Invention content
The technical problem to be solved in the present invention is to provide it is a kind of can effectively shorten construction period, reduce place occupy, improve
Construction efficiency, the diaphram wall and its construction method for improving underground space utilization rate.
In order to solve this technical problem, the present invention provides a kind of prefabricated steel jacket box diaphram wall and its construction parties
Method, the prefabricated steel jacket box diaphram wall include prefabricated steel jacket box as described below and pour in the prefabricated steel jacket box
Concrete material.The prefabricated steel jacket box is made of multiple steel bushing box units being arranged in order, and the steel bushing box unit includes：
The wallboard of a pair of opposing；
Structural steel frame is fixed in a pair of wallboard；And
Truss structure is fixed in the structural steel frame.
Further, the wallboard is welded by steel plate.
Further, the truss structure includes cross-brace pipe and skewed horizontal load pipe, the cross-brace pipe and oblique
Support tube is respectively welded on the structural steel frame.
Further, the steel bushing box unit further includes consolidating for the structural steel frame to be fixed on the first of the wallboard
Fixed board, first fixed plate connect the lateral shaped steel of the structural steel frame.
Further, first fixed plate includes upper and lower two L-type steel plates, and the cross section of L-type steel plate is L-shaped, two
The L-type steel plate is respectively welded at the both sides up and down of the lateral shaped steel of the structural steel frame.
Further, several plasma discharge holes are provided in first fixed plate.
Further, the L-type steel plate is fastened by the lateral shaped steel of bolt and the structural steel frame.
Further, the steel bushing box unit further includes consolidating for the structural steel frame to be fixed on the second of the wallboard
Fixed board, second fixed plate connect longitudinal shaped steel of the structural steel frame.
Further, the prefabricated steel jacket box includes multiple transversely arranged steel bushing box units, each steel bushing
A pair of of fixedly connected part is respectively arranged at left and right sides of box unit.
Preferably, a pair of fixedly connected part is mutually matched vertical male guide pipe and vertical female guide pipe, left and right
The adjacent steel bushing box unit is using vertical male guide pipe and vertical female guide pipe docking.
Further, a longitudinal baffle is respectively arranged at left and right sides of the steel bushing box unit, the longitudinal baffle is solid
Due between a pair of wallboard, the vertical male guide pipe and vertical female guide pipe pass through a connecting plate and the steel bushing respectively
Longitudinal baffle at left and right sides of box unit is connected.
Further, the prefabricated steel jacket box includes the steel bushing box unit of multiple longitudinal arrangements, neighbouring institute
Steel bushing box unit is stated using electric welding and is bolted.
Further, the steel bushing box unit further includes a water pocket means for correcting, and the water pocket means for correcting passes through steel pipe
It is welded on the medium position of the steel bushing box unit.
Optionally, when the steel jacket box unit application is in shield construction, the steel bushing box unit further includes one prefabricated
Grid steel plate, is arranged a hole on the wallboard of the steel bushing box unit, driving position of the hole as shield construction,
In order to not influence the overall stability of diaphram wall, and the driving that punches safety, ease for operation, by the prefabricated grid
Steel plate is welded at the hole, and is reinforced and stablized plus steel ring beam in the hole peripheral region, and the whole rigid of hole is enhanced
Degree and stability.
Another side according to the present invention, it is described the present invention also provides a kind of prefabricated steel jacket box construction method of underground continuous wall
Construction method includes the following steps：
It provides pre-production the good steel bushing box unit, and makes and lead wall；
By the steel bushing box unit be put in successively it is described lead within the walls, form the prefabricated steel jacket box within the walls in described lead；
Bottom concrete is poured in the prefabricated steel jacket box；
Clear water replaces the mud in the prefabricated steel jacket box；
The casting concrete in the prefabricated steel jacket box；
On the outside of the prefabricated steel jacket box and the bottom grouting methol for leading wall；
It is welded with earth excavation, and to the seam crossing on the inside of the prefabricated steel jacket box, forms prefabricated steel jacket box underground
Diaphragm wall.
Compared with prior art, the present invention advantage is：
1, the inner cavity of the steel bushing box unit uses truss structure, it is possible to increase wall space, it is closely knit convenient for concreting,
Instead of using steel bar arrangement, material is saved, improves rigidity；The steel bushing box unit can also be applied to shield construction；The steel
Set box unit is completed by factory process, and wall is lighter, and subdivision is easy to connect reliable, and without live fabrication of reinforcing cage process, subtracts
Lack construction noise and the light pollution of electric welding, is not take up the construction period.
2, the prefabricated steel jacket box diaphram wall can be used as the unification of two walls, need not do inwall again, save entire
The concrete and amount of reinforcement of engineering, improve the utilization rate of the underground space；The prefabricated steel jacket box diaphram wall can be continuous
Construction reduces cell wall unstability, reduces the deformation of buildings around foundation pit, reduces on-site construction processes, shortens construction period；
The construction method industrialization degree of the prefabricated steel jacket box diaphram wall is high, meets environmentally protective construction requirement, and technique is concise,
Easy to control the quality, construction efficiency is high.
Description of the drawings
Fig. 1 is a kind of steel jacket box unit three-dimensional perspective view of the present invention；
Fig. 2 is a kind of steel bushing box unit plan view from above of the present invention；
Fig. 3 is a kind of steel bushing box unit interior cavity section schematic diagram of the present invention；
Fig. 4 is a kind of schematic diagram of the prefabricated grid steel plate of steel bushing box unit of the present invention；
Fig. 5 is a kind of prefabricated steel jacket box construction method of underground continuous wall flow chart of the present invention；
Fig. 6 be the present invention a kind of prefabricated steel jacket box construction method of underground continuous wall in the adjacent steel bushing box unit pair in left and right
Connect schematic diagram；
In Fig. 1-6,100- wallboards, 110- structural steel frames, 120- truss structures, 130-L shape steel plates, 140- plasma discharges hole,
The second fixed plates of 150-, 160- male guide pipes vertically, 170- female guide pipes vertically, the longitudinal directions 180- isolation board, 190- connecting plates,
The prefabricated grid steel plates of 210-, 220- steel ring beams, 300- lead wall.
Specific implementation mode
Below in conjunction with schematic diagram and flow chart to the prefabricated steel jacket box diaphram wall of the present invention and its construction method into
Row more detailed description, which show the preferred embodiment of the present invention, it should be appreciated that those skilled in the art can change
The present invention of this description, and still realize the advantageous effects of the present invention.Therefore, following description should be understood as this field
Technical staff's is widely known, and is not intended as limitation of the present invention.
The present invention is more specifically described by way of example with reference to attached drawing in the following passage.It is wanted according to following explanation and right
Ask book, advantages and features of the invention that will become apparent from.It should be noted that attached drawing is all made of very simplified form and uses non-
Accurately ratio, only for the purpose of facilitating and clarifying the purpose of the embodiments of the invention.
Core of the invention thought is that the present invention provides a kind of prefabricated steel jacket box diaphram wall, and the invention is described pre-
Steel jacket box processed is made of multiple steel bushing box units being arranged in order, and the steel bushing box unit includes：
The wallboard of a pair of opposing；
Structural steel frame is fixed in a pair of wallboard；And
Truss structure is fixed in the structural steel frame.
The inner cavity of the steel bushing box unit uses truss structure, it is possible to increase wall space, generation closely knit convenient for concreting
For using steel bar arrangement, material is saved, rigidity is improved；The steel bushing box unit can also be applied to shield construction；The steel bushing
Box unit is completed by factory process, and wall is lighter, and subdivision is easy to connect reliable, and without live fabrication of reinforcing cage process, is reduced
The light pollution of construction noise and electric welding, is not take up the construction period.
The prefabricated steel jacket box diaphram wall includes the prefabricated steel jacket box and pours in the prefabricated steel jacket box
Concrete material.The prefabricated steel jacket box diaphram wall can be used as the unification of two walls, need not do inwall again, save entire
The concrete and amount of reinforcement of engineering, improve the utilization rate of the underground space；The prefabricated steel jacket box diaphram wall can be continuous
Construction reduces cell wall unstability, reduces the deformation of buildings around foundation pit, reduces on-site construction processes, shortens construction period.
In conjunction with above-mentioned core concept, the present invention also provides a kind of prefabricated steel jacket box construction method of underground continuous wall, this method
Include the following steps：
Step S1, it provides pre-production the good steel bushing box unit, and makes and lead wall；
Step S2, by the steel bushing box unit be put in successively it is described lead within the walls, form the pre-manufactured steel within the walls in described lead
Casing；
Step S3, bottom concrete is poured in the prefabricated steel jacket box；
Step S4, clear water replaces the mud in the prefabricated steel jacket box；
Step S5, the casting concrete in the prefabricated steel jacket box；
Step S6, on the outside of the prefabricated steel jacket box and the bottom grouting methol for leading wall；
Step S7, with earth excavation, and the seam crossing on the inside of the prefabricated steel jacket box is welded, forms prefabricated steel bushing
Case diaphram wall.
The construction method industrialization degree of the prefabricated steel jacket box diaphram wall is high, meets environmentally protective construction requirement,
Technique is concise, easy to control the quality, and construction efficiency is high.
It is exemplified below the prefabricated steel jacket box diaphram wall and its specific embodiment of construction method, clearly to illustrate this
The content of invention, it is understood that, present disclosure is not restricted to following embodiment, other pass through the common skill in this field
The improvement of the conventional technical means of art personnel is also within the thought range of the present invention.
A kind of prefabricated steel jacket box diaphram wall of present invention offer includes prefabricated steel jacket box and pours in the prefabricated steel bushing
Concrete material in case, the prefabricated steel jacket box are made of multiple steel bushing box units 1 being arranged in order, as shown in Figure 1, as schemed
1, shown in Fig. 2 and Fig. 3, the steel bushing box unit 1 includes：The wallboard 100 of a pair of opposing is fixed on a pair of wallboard
Structural steel frame 110 in 100 and the truss structure 120 being fixed in the structural steel frame 110.The ordinary skill people of this field
Member is it is appreciated that the structural steel frame 12 includes several lateral shaped steel of arrangement and several longitudinal shaped steel.
Preferably, the steel plate that 10mm-30mm thickness can be used in the wallboard 100 is welded, for example, the wallboard 100 can
It is welded using the steel plate of 20mm thickness.
Further, the truss structure 120 include cross-brace pipe and skewed horizontal load pipe, the cross-brace pipe and tiltedly
It is respectively welded on the structural steel frame 110 to support tube.Preferably, the arrangement of the cross-brace pipe can be continuous according to underground
The construction needs of wall are arranged, such as Circular Shaft section, and the arrangement of cross-brace pipe can be carried out according to angular divisions, described
Truss structure 120 can be used steel pipe truss and be welded, and Φ 80mm*4mm steel pipes may be used in the steel pipe truss, it is possible to understand that
, the steel pipe of the truss structure 120 is not limited to the steel pipe of above-mentioned size.
Further, the prefabricated steel jacket box unit 1 further includes for the structural steel frame 110 to be fixed on the wallboard
100 the first fixed plate, first fixed plate connect the lateral shaped steel of the structural steel frame 110.
Preferably, first fixed plate includes upper and lower two L-type steel plates 130, the cross section of L-type steel plate 130 is L-shaped,
Two L-type steel plates 130 are respectively welded at the both sides up and down of the lateral shaped steel of the structural steel frame 110, can conveniently, effectively
The structural steel frame 110 is fixed on ground, and the L-type steel plate 130 is fastened by bolt and the lateral shaped steel.The L-type steel plate
130 thickness can be taken as 10mm~30mm, such as 20mm.As shown in figure 3, upper and lower two L-type steel plates 130 form cross section
It is connected for " T " font.
Preferably, being needed every the plasma discharge hole of a distance arrangement Φ 50mm according to construction on the L-type steel plate 130
140, the plasma discharge hole 140 is vertically arranged, and is used for concrete placed under water, while the mud in the steel bushing box unit 1 can lead to
Cross the discharge of plasma discharge hole 140, it is to be understood that the size in the plasma discharge hole 140 is not limited to above-mentioned size.
Further, the prefabricated steel jacket box unit 1 further includes for the structural steel frame to be fixed on the wallboard
Second fixed plate 150, second fixed plate 150 connect longitudinal shaped steel of the structural steel frame 110.
Further, the prefabricated steel jacket box includes multiple transversely arranged steel bushing box units 1, the steel bushing packing list
The left and right sides of member 1 is respectively arranged with a pair of of fixedly connected part.
Preferably, a pair of fixedly connected part is mutually matched vertical male guide pipe 160 and vertical female guide pipe
170, the adjacent steel bushing box unit 1 in left and right is docked using vertical male guide pipe 160 and vertical female guide pipe 170, because
Steel bushing box unit described in work progress 1 is vertically to be put into the leading in wall of underground, by the adjacent vertical female guide pipe in left and right
170 are inserted into the vertical male guide pipe 160, easily the adjacent steel bushing box unit 1 can be docked, assembled,
It is fixed.
Further, the left and right sides of the steel bushing box unit 1 is respectively arranged with a longitudinal baffle 180, the longitudinal direction every
Plate 180 is fixed between a pair of wallboard 100, and the vertical male guide pipe 160 and vertical female guide pipe 170 pass through one respectively
Connecting plate 190 is connected with the longitudinal baffle 180 of 1 left and right sides of the steel bushing box unit.When pouring, longitudinal baffle 180 is to mixed
Solidifying soil is isolated, and concrete can be made only to pour in the inner cavity of the steel bushing box unit 1, be can avoid pouring and be led in vertical hero
To pipe 160 and vertical female guide pipe 170, being advantageously implemented continuously to construct.
Preferably, the connecting plate 190 thickness can use 20mm, the connecting plate 190 be used for prevent casting concrete around
Stream and the rigidity for improving whole steel jacket box；Steel pipe and the connecting plate of the vertical male guide pipe 160 by Φ 140mm*12mm
190 connections, the vertical female guide pipe 170 are connect by the steel pipe of Φ 230mm*20mm with the connecting plate 190, described vertical female
The opening of guide pipe 170 is cut into 60mm, it is to be understood that the thickness of the connecting plate 190, the vertical male guide pipe 160
It is not limited to above-mentioned numerical value with the size of the vertical female guide pipe 170.
Further, the prefabricated steel jacket box includes the steel bushing box unit 1 of multiple longitudinal arrangements, neighbouring institute
State steel bushing box unit 1 using electric welding and be bolted, this be it will be appreciated by those skilled in the art that, therefore not to repeat here.
Further, the steel bushing box unit further includes a water pocket means for correcting (being had been omitted from figure), the water pocket correction
Device can be by the steel-pipe welding of Φ 80mm*4mm in the medium position of the steel bushing box unit, this is those skilled in the art
It should be understood that therefore not to repeat here.
Optionally, when the steel jacket box unit application is in shield construction, as shown in figure 4, the steel bushing box unit is also
Including a prefabricated grid steel plate 210, a hole is set on the wallboard 100 of the steel bushing box unit 1, and the hole is as shield
The driving position of construction method, in order to not influence the overall stability of diaphram wall, and the driving that punches safety, easy to operate
Property, the prefabricated grid steel plate 210 is weldingly fixed at the hole, and reinforced and stablized by steel ring beam 220, enhances hole
Overall stiffness and stability.The size of the prefabricated grid steel plate 210 and the position of arrangement can be according to the steel bushing box units 1
The cross-brace pipe situation of middle truss structure 120 and construction need to be arranged.
1 inner cavity of steel bushing box unit uses truss structure 120, it is possible to increase wall space, it is closely knit convenient for concreting,
Instead of using steel bar arrangement, material is saved, improves rigidity；The steel bushing box unit 1 can also be applied to shield construction；The steel
Set box unit 1 is completed by factory process, and wall is lighter, and subdivision is easy to connect reliable, and without live fabrication of reinforcing cage process, subtracts
Lack construction noise and the light pollution of electric welding, is not take up the construction period.
Another side according to the present invention, the present invention also provides a kind of construction methods of prefabricated steel jacket box diaphram wall, such as
Shown in Fig. 5, this method comprises the following steps：
Step S1, it provides pre-production the good steel bushing box unit 1, and makes and lead wall 300；
The steel bushing box unit 1 is machined in advance by factory, and over land or water route is transported to scene；Together
When, wall 300 is led using hydraulic grab bucket grooving machine or slotter grooving making.
Step S2, by the steel bushing box unit 1 be put in successively it is described lead in wall 300, it is described lead formed in wall 300 described in
Prefabricated steel jacket box；
According to the weight of the steel bushing box unit 1, suitable crane is selected vertically to hang the steel bushing box unit 1 successively
It leads in wall 300 in described, the steel bushing box unit 1 is carried out vertically by the water pocket means for correcting in the steel bushing box unit 1
The control of degree adjusts.
In the present embodiment, first, first longitudinal direction arrangement is first carried out to multiple steel bushing box units 1, when first institute
It states after the completion of steel bushing box unit 1 hangs, followed by vertically hangs second steel bushing box unit 1, first and second institute
State steel bushing box unit 1 formed longitudinal arrangement, and using electric welding and bolt by the first and second steel bushing box unit 1 into
Row connection needs to hang multiple steel bushing box units 1 successively in the institute for leading formation first longitudinal direction arrangement in wall 300 according to construction
State prefabricated steel jacket box；Then, second longitudinal direction arrangement is carried out again to multiple steel bushing box units 1, as shown in fig. 6, first longitudinal direction
The steel bushing box unit 1 of arrangement and second longitudinal direction arrangement is docked using vertical male guide pipe 160 and vertical female guide pipe 170,
Such as, the steel bushing packing list of the vertical female guide pipe 170 of the steel bushing box unit 1 of first longitudinal direction arrangement and second longitudinal direction arrangement
The vertical male guide pipe 160 of member 1 docks, preferably, 170 joint steel pipe of the vertical male guide pipe 160 and vertical female guide pipe
Hole is 20mm, so as to follow-up casting concrete.So multiple steel bushing box units 1 successively longitudinal arrangement while also formed
It is multiple transversely arranged, as shown in fig. 6, two longitudinal baffles 180 in the same steel bushing box unit 1 and the wallboard
100 form one first chamber 1a or 1b, and one the is formed between two adjacent longitudinal baffles 180 of the adjacent steel bushing box unit 1
Two chambers 2, until forming multiple first chamber 1a or 1b and multiple second chambers 2 in wall 300 in described lead.
Step S3, bottom concrete is poured in the prefabricated steel jacket box；
Underwater concrete back cover is carried out to the first chamber 1a or 1b, first concrete is used to carry out back cover, preferably, back cover
Concrete thickness can be 6m-7m, can prevent the prefabricated steel jacket box deviation, separate the unicom of inside and outside mud, realize part build-in.
Step S4, clear water replaces the mud in the prefabricated steel jacket box；
After the completion of the prefabricated steel jacket box back cover, original mud in the prefabricated steel jacket box is replaced using clear water, with
Ensure the pouring quality of follow-up concrete.
Step S5, the casting concrete in the prefabricated steel jacket box；
Using the first casting concrete in the first chamber 1a or 1b of conduit after the completion of the displacement of above-mentioned clear water, then exist again
Casting concrete in second chamber 2 can effectively improve preferably, the concrete is high-grade concrete (C60~C80)
Structural strength.
Step S6, on the outside of the prefabricated steel jacket box and the bottom grouting methol for leading wall；
Gap and the bottom grouting methol substitution reinforcement for leading wall on the outside of the prefabricated steel jacket box, to control outside well
Soil deformation restores the frictional force of steel jacket box and the soil body, improves the durability of wall itself and meets anti-floating requirement.
Step S7, with earth excavation, the seam crossing on the inside of the prefabricated steel jacket box is welded, prefabricated steel jacket box is formed
Diaphram wall.
In the stage of excavation, the seam crossing on the inside of the prefabricated steel jacket box is welded, one of waterproof measure is added, is made pre-
The sealing performance of steel jacket box diaphram wall processed is more preferable.
The prefabricated steel jacket box diaphram wall can be used as the unification of two walls, need not do inwall again, save entire work
The concrete and amount of reinforcement of journey, improve the utilization rate of the underground space；The prefabricated steel jacket box diaphram wall can be applied continuously
Work reduces cell wall unstability, reduces the deformation of buildings around foundation pit, reduces on-site construction processes, shortens construction period.Institute
The construction method industrialization degree for stating prefabricated steel jacket box diaphram wall is high, meets environmentally protective construction requirement, technique is concise, matter
Measure easily-controllable, construction efficiency height.
As described above, although the present invention has been indicated and described with reference to specific preferred embodiment, must not explain
For the limitation to invention itself.It without prejudice to the spirit and scope of the invention as defined in the appended claims, can be right
Various changes can be made in the form and details for it.
Claims (17)
1. a kind of prefabricated steel jacket box, it is characterised in that：The prefabricated steel jacket box is made of multiple steel bushing box units being arranged in order,
The steel bushing box unit includes：
The wallboard of a pair of opposing；
Structural steel frame is fixed in a pair of wallboard；
Truss structure is fixed in the structural steel frame；And
First fixed plate, first fixed plate connect the lateral shaped steel of the structural steel frame, and first fixed plate is used for will
The structural steel frame is fixed on the wallboard.
2. prefabricated steel jacket box as described in claim 1, it is characterised in that：The wallboard is welded by steel plate.
3. prefabricated steel jacket box as described in claim 1, it is characterised in that：The truss structure includes cross-brace pipe and oblique
Support tube, the cross-brace pipe and skewed horizontal load pipe are respectively welded on the structural steel frame.
4. prefabricated steel jacket box as described in claim 1, it is characterised in that：First fixed plate includes upper and lower two L-type steels
The cross section of plate, L-type steel plate is L-shaped, and two L-type steel plates are respectively welded at the upper and lower of the lateral shaped steel of the structural steel frame
Both sides.
5. prefabricated steel jacket box as described in claim 1, it is characterised in that：It is provided with several plasma discharges in first fixed plate
Hole.
6. prefabricated steel jacket box as claimed in claim 4, it is characterised in that：The L-type steel plate passes through bolt and the shaped steel frame
The lateral shaped steel of frame fastens.
7. prefabricated steel jacket box as described in claim 1, it is characterised in that：The steel bushing box unit further includes for by the type
Steel frame is fixed on the second fixed plate of the wallboard, and second fixed plate connects longitudinal shaped steel of the structural steel frame.
8. prefabricated steel jacket box as described in claim 1, it is characterised in that：The prefabricated steel jacket box includes multiple transversely arranged
The steel bushing box unit is each respectively arranged with a pair of of fixedly connected part at left and right sides of the steel bushing box unit.
9. prefabricated steel jacket box as claimed in claim 8, it is characterised in that：A pair of fixedly connected part is mutually matched perpendicular
Straight hero guide pipe and vertical female guide pipe, the adjacent steel bushing box unit in left and right is using vertical male guide pipe and vertical female guiding
Pipe docks.
10. prefabricated steel jacket box as claimed in claim 9, it is characterised in that：The left and right sides of the steel bushing box unit is set respectively
It is equipped with a longitudinal baffle, the longitudinal baffle is fixed between a pair of wallboard, and the vertical male guide pipe is led with female vertically
It is connected respectively with the longitudinal baffle at left and right sides of the steel bushing box unit by a connecting plate to pipe.
11. prefabricated steel jacket box as described in claim 1, it is characterised in that：The prefabricated steel jacket box includes multiple longitudinal arrangements
The steel bushing box unit, the neighbouring steel bushing box unit using electric welding and be bolted.
12. prefabricated steel jacket box as described in claim 1, it is characterised in that：The steel bushing box unit further includes water pocket correction
Device, the water pocket means for correcting by steel-pipe welding the steel bushing box unit medium position.
13. prefabricated steel jacket box as described in claim 1, it is characterised in that：The steel bushing box unit further includes a prefabricated grid
A hole, driving position of the hole as shield construction, by institute is arranged in steel plate on the wallboard of the steel bushing box unit
Prefabricated grid steel plate is stated to be welded at the hole.
14. a kind of prefabricated steel jacket box diaphram wall, it is characterised in that：The prefabricated steel jacket box diaphram wall includes such as right
It is required that the prefabricated steel jacket box of any one of 1-13 and pouring the concrete material in the prefabricated steel jacket box.
15. a kind of construction method of prefabricated steel jacket box diaphram wall as claimed in claim 14, it is characterised in that：The side
Method includes the following steps：
It provides pre-production the good steel bushing box unit, and makes and lead wall；
By the steel bushing box unit be put in successively it is described lead within the walls, form the prefabricated steel jacket box within the walls in described lead；
Bottom concrete is poured in the prefabricated steel jacket box；
Clear water replaces the mud in the prefabricated steel jacket box；
The casting concrete in the prefabricated steel jacket box；And
On the outside of the prefabricated steel jacket box and the bottom grouting methol for leading wall；
It is welded with earth excavation, and to the seam crossing on the inside of the prefabricated steel jacket box, it is continuous to form prefabricated steel jacket box underground
Wall.
16. the construction method of prefabricated steel jacket box diaphram wall as claimed in claim 15, it is characterised in that：The pre-manufactured steel
Casing includes multiple transversely arranged steel bushing box units, is respectively arranged at left and right sides of each steel bushing box unit
A pair of of fixedly connected part, a pair of fixedly connected part are mutually matched vertical male guide pipe and vertical female guide pipe, left and right
The adjacent steel bushing box unit is using vertical male guide pipe and vertical female guide pipe docking, the left and right two of the steel bushing box unit
Side is respectively arranged with a longitudinal baffle, and the longitudinal baffle is fixed between a pair of wallboard, the same steel bushing box unit
Two interior longitudinal baffles and the wallboard form one first chamber, two adjacent longitudinal directions of the adjacent steel bushing box unit
One second chamber is formed between partition board；The process of casting concrete includes in the prefabricated steel jacket box：
The first casting concrete in first chamber；
The casting concrete in second chamber again.
17. the construction method of prefabricated steel jacket box diaphram wall as claimed in claim 16, it is characterised in that：Described prefabricated
The process of pouring bottom concrete includes in steel jacket box：
Bottom concrete is poured in first chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610647649.1A CN106284304B (en) | 2016-08-09 | 2016-08-09 | A kind of prefabricated steel jacket box diaphram wall and its construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610647649.1A CN106284304B (en) | 2016-08-09 | 2016-08-09 | A kind of prefabricated steel jacket box diaphram wall and its construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106284304A CN106284304A (en) | 2017-01-04 |
| CN106284304B true CN106284304B (en) | 2018-08-07 |
Family
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| CN107700475B (en) * | 2017-11-16 | 2023-07-28 | 浙江杰立建设集团有限公司 | Assembled concrete underground diaphragm wall structure and construction process |
| CN108547282A (en) * | 2018-04-20 | 2018-09-18 | 上海市机械施工集团有限公司 | A kind of the composite structure diaphram wall and its construction method of steel and concrete |
| CN111827266B (en) * | 2020-07-21 | 2022-06-21 | 重鑫岩土技术(上海)有限公司 | Method for constructing underground continuous wall by using steel caisson technology |
| CN112502161B (en) * | 2020-11-25 | 2022-06-14 | 武汉建工特种工程有限公司 | Construction method of deep foundation pit supporting system |
| CN115075273B (en) * | 2022-07-15 | 2023-09-26 | 中交第二航务工程局有限公司 | Reinforced concrete prefabricated pouring jacket cofferdam and construction method |
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| CN100376752C (en) * | 2005-12-28 | 2008-03-26 | 上海市第一建筑有限公司 | Method for construction of underground continuous steel jacket box |
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