CN209277185U - A kind of foundation pit enclosure wall assembled all steel crown beam - Google Patents
A kind of foundation pit enclosure wall assembled all steel crown beam Download PDFInfo
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- CN209277185U CN209277185U CN201821763376.8U CN201821763376U CN209277185U CN 209277185 U CN209277185 U CN 209277185U CN 201821763376 U CN201821763376 U CN 201821763376U CN 209277185 U CN209277185 U CN 209277185U
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- wall
- fashioned iron
- foundation pit
- girder steel
- pit enclosure
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Abstract
The utility model discloses a kind of foundation pit enclosure wall assembled all steel crown beams, it is intended to provide a kind of integral strength that can not only guarantee foundation pit enclosure wall, but also short construction period, it is easy for construction, and it removes conveniently, can repeatedly dismount the foundation pit enclosure wall assembled all steel crown beam used.Foundation pit enclosure wall includes several wall fashioned iron being sequentially distributed along foundation pit enclosure wall length direction, and the upper end of wall fashioned iron reaches above earth's surface.Foundation pit enclosure wall assembled all steel crown beam includes several girder steel monomers being sequentially connected, being bolted between two adjacent girder steel monomers, the girder steel monomer is equipped with several vertical mounting grooves for matching with wall fashioned iron, the top of the girder steel monomer cement soil wall located underground, the wall fashioned iron is plugged in corresponding vertical mounting groove, to be linked together the upper end of the wall fashioned iron of foundation pit enclosure wall by the girder steel monomer being sequentially connected.
Description
Technical field
The utility model relates to foundation pit enclosure wall construction fields, and in particular to a kind of foundation pit enclosure wall assembled all steel hat
Beam.
Background technique
The basement foundation ditch of building or structures, often needs to carry out construction foundation pit enclosure wall, with closing on the outside of foundation pit
Underground water, while also have both supporting and retaining system hole outside active earth pressure.Current foundation pit enclosure wall generallys use TRD engineering method, SMW work
Method construction etc., foundation pit enclosure wall includes several wall fashioned iron being sequentially distributed along foundation pit enclosure wall length direction, and wall fashioned iron
Upper end reach above earth's surface；Then, in earth's surface along the length direction construction reinforced bar concrete capping beam of underground cement soil wall
(or being armored concrete crown beam), the wall fashioned iron for being located at the top of lower cement soil wall is linked together, foundation pit enclosure is formed
Wall, to guarantee the integral strength of foundation pit enclosure wall.
Currently, it is this by construction reinforced bar concrete capping beam, it will be located at what the wall fashioned iron above earth's surface was linked together
Mode, although the integral strength of foundation pit enclosure wall can be improved；But it removes difficulty there are long construction period, and can not return
Receive the deficiencies of utilizing.
Utility model content
The purpose of this utility model is to provide for a kind of integral strength that can not only guarantee foundation pit enclosure wall, Er Qieshi
The work period is short, easy for construction, and removes conveniently, can repeatedly dismount the foundation pit enclosure wall assembled all steel crown beam used.
The technical solution of the utility model is:
A kind of foundation pit enclosure wall assembled all steel crown beam, foundation pit enclosure wall include several along foundation pit enclosure wall length direction
The wall fashioned iron being sequentially distributed, and the upper end of wall fashioned iron reaches above earth's surface, foundation pit enclosure wall assembled all steel crown beam
Including several girder steel monomers being sequentially connected, being bolted between two adjacent girder steel monomers, the girder steel monomer
Be equipped with several vertical mounting grooves for being matched with wall fashioned iron, the girder steel monomer cement soil wall located underground it is upper
Side, the wall fashioned iron is plugged in corresponding vertical mounting groove, thus by the girder steel monomer that is sequentially connected by foundation pit enclosure
The upper end of the wall fashioned iron of wall is linked together.
This programme replaces traditional armored concrete capping beam using foundation pit enclosure wall with assembled all steel crown beam, by base
The upper end of the wall fashioned iron of pit enclosure wall is linked together, and can not only guarantee the integral strength of foundation pit enclosure wall, but also construct
Period is short, easy for construction, and removes conveniently, can repeat dismounting and use.
Preferably, being additionally provided with the gap connector that disappears in vertical mounting groove, the wall fashioned iron is H profile steel, it is described disappear between
Gap connector includes two web connecting members being located in vertical mounting groove, and two web connecting members are located at the web of wall fashioned iron
Opposite sides, the web of web connecting members connecting wall fashioned iron and girder steel monomer.The gap connector that disappears of this programme makes girder steel
Monomer and wall fashioned iron are seamlessly connected, and guarantee the connection reliability and stability of girder steel monomer and wall fashioned iron.
Preferably, web connecting members are connected by welding or bolt with the web of wall fashioned iron, web connecting members pass through
Bolt is connected with girder steel monomer.
Preferably, the gap connector that disappears includes two flange plate connectors being located in vertical mounting groove, two edges of a wing
Plate connector is located at the opposite sides of wall fashioned iron, the flange plate and girder steel monomer of flange plate connector connecting wall fashioned iron.This
The gap connector that disappears of scheme further increases the connective stability and stability of girder steel monomer Yu wall fashioned iron.
Preferably, flange plate connector is connected by welding or bolt with the web of wall fashioned iron, flange plate connector
It is connected by bolt with girder steel monomer.
As another preferred embodiment, further including and the one-to-one floating type inter space device that disappears of vertical mounting groove, the wall
Fashioned iron is H profile steel, and the floating type inter space device that disappears includes that two in the vertical mounting groove determine wedge block, two and determine wedge
Tight block float correspondingly wedge block, be arranged on the lower end surface of floating wedge block correspondingly lower support plate, set
Set girder steel monomer top and with the one-to-one upper mounting plate of lower support plate, the waist-shaped hole being arranged on upper mounting plate,
Locking nut on vertical screw rod and the vertical screw rod of setting on lower support plate is set correspondingly, and two are determined wedge block
The web two sides of wall fashioned iron are symmetricly set on, wedge block is determined and is fixed on the side of vertical mounting groove, towards type wall-type
The side for determining wedge block of the web of steel is to determine wedging inclined-plane, and the top for determining wedging inclined-plane is tilted toward the web of wall fashioned iron,
Floating wedge block is arranged in vertical mounting groove, and two floating wedge blocks are symmetricly set on the web two sides of wall fashioned iron, direction
The side for determining the floating wedge block of wedge block is dynamic wedging inclined-plane, and dynamic wedging inclined-plane is parallel with wedging inclined-plane is determined, under described
Support plate is located at the lower section of girder steel monomer, and the upper end of the vertical screw rod passes through the waist-shaped hole of corresponding upper mounting plate, and locks
Tight nut is located at the top of corresponding upper mounting plate.
The floating type inter space device that disappears of this programme can not only be such that girder steel monomer and wall fashioned iron is seamlessly connected, and guarantee girder steel
The connection reliability and stability of monomer and wall fashioned iron；And it is easy to operate, be conducive to practice of construction operation.
Preferably, being respectively equipped with vertical baffle on the opposite sides face of floating wedge block, and vertical baffle and type wall-type
The flange plate of steel is parallel, and vertical baffle is located between two flange plates of wall fashioned iron.
Preferably, further including several for covering the cover board of girder steel monomer, cover board is arranged on the top surface of girder steel monomer.
Preferably, cover board is bolted with girder steel monomer.
Preferably, the half mistake mouth passed through for wall fashioned iron is respectively equipped on the opposite sides side of cover board, adjacent two
Two neighboring half mistake mouth on cover board collectively constitutes a wall fashioned iron and crosses mouth, and H profile steel passes through corresponding wall fashioned iron and crosses mouth.
The beneficial effects of the utility model are: can not only guarantee the integral strength of foundation pit enclosure wall, but also construction period
It is short, it is easy for construction, and remove conveniently, dismounting can be repeated and used.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of foundation pit enclosure wall in the prior art.
Fig. 2 is a kind of structural schematic diagram of the girder steel monomer of the utility model.
Fig. 3 is a kind of structure after the gap connector that disappears in the embodiments of the present invention 1 is mounted on wall fashioned iron
Schematic diagram.
Fig. 4 is that the one of girder steel monomer and the gap connector that disappears in the embodiments of the present invention 1 are commonly mounted on
A kind of structural schematic diagram after on wall fashioned iron.
Fig. 5 is a kind of structural schematic diagram of the cover board of the embodiments of the present invention 1.
Fig. 6 is foundation pit enclosure wall assembled all steel crown beam in the embodiments of the present invention 1 before cover board installation
A kind of partial structural diagram.
Fig. 7 is foundation pit enclosure wall assembled all steel crown beam in the embodiments of the present invention 1 after cover board installation
A kind of partial structural diagram.
Fig. 8 is that the one of girder steel monomer and the floating type inter space device that disappears in the embodiments of the present invention 2 are pacified jointly
A kind of structural schematic diagram after on wall fashioned iron.
Fig. 9 is a kind of the schematic diagram of the section structure in Fig. 8 at A-A.
Figure 10 is another structural schematic diagram of foundation pit enclosure wall in the prior art.
Figure 11 is a kind of structure after the gap connector that disappears in the embodiments of the present invention 3 is mounted on wall fashioned iron
Schematic diagram.
Figure 12 is that the wherein girder steel monomer and the gap connector that disappears in the embodiments of the present invention 3 are commonly mounted on wall
A kind of structural schematic diagram after on fashioned iron.
In figure:
Underground cement soil wall 1.1, wall fashioned iron 1.2, web 1.21, flange plate 1.22；Larsen steel sheet pile 1.3；
Girder steel monomer 2, vertical mounting groove 2.1；
Disappear gap connector 3, web connecting members 3.1, flange plate connector 3.2；
Cover board 4, half crosses mouth 4.1；
The floating type inter space device 5 that disappears determines wedge block 5.1, floating wedge block 5.2, lower support plate 5.3, vertical screw rod
5.4, upper mounting plate 5.5, waist-shaped hole 5.6, locking nut 5.7, vertical baffle 5.8 determines wedging inclined-plane 5.11, moves wedging inclined-plane
5.21。
Specific embodiment
To keep technical solutions of the utility model embodiment purposes, technical schemes and advantages clearer, with reference to the accompanying drawing
Clearly explanation and illustration is carried out to the technical solution of the utility model embodiment, but following embodiments are only the utility model
Preferred embodiment, rather than whole embodiments.Based on the implementation example in the implementation mode, those skilled in the art are not making wound
Obtained other embodiments under the premise of the property made is worked, belong to the protection scope of the utility model.
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining this programme, and cannot be construed to the utility model
Limitation.
Referring to following description and drawings, it will be clear that these and other aspects of the embodiments of the present invention.At these
In description and attached drawing, it is originally practical to indicate to implement to specifically disclose some particular implementations in the embodiments of the present invention
Some modes of the principle of novel embodiment, but it is to be understood that the range of the embodiments of the present invention is not limited.
On the contrary, the embodiments of the present invention include the spirit for falling into attached claims and all changes within the scope of intension,
Modification and equivalent.
In the description of the present invention, it should be understood that term " thickness ", "upper", "lower", "horizontal", "top",
The orientation or positional relationship of the instructions such as "bottom", "inner", "outside", " circumferential direction " is to be based on the orientation or positional relationship shown in the drawings, only
It is the utility model and simplified description for ease of description, rather than the device or element of indication or suggestion meaning must have spy
Fixed orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In the utility model
Description in, the meaning of " plurality " is at least two, such as two, three etc., unless otherwise specifically defined, " several "
Being meant that indicates one or more.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral: can be
Mechanical connection is also possible to be electrically connected or can communicate each other；It can be directly connected, the indirect phase of intermediary can also be passed through
Even, the connection inside two elements or the interaction relationship of two elements be can be, unless otherwise restricted clearly.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
Specific embodiment one: as shown in Fig. 1, Fig. 2, Fig. 6, Fig. 7, a kind of foundation pit enclosure wall assembled all steel crown beam, packet
Include several girder steel monomers 2 being sequentially connected and several for covering the cover board 4 of girder steel monomer.Foundation pit enclosure wall includes several along base
The wall fashioned iron 1.1 that pit enclosure wall length direction is sequentially distributed, and the upper end of wall fashioned iron reaches above earth's surface.
As shown in Figure 1, the foundation pit enclosure wall of the present embodiment is underground cement soil continuous wall, TRD engineering method and SMW work are used
Method construction, underground water soil wall of first constructing, is then sequentially inserted into according to the design pitch requirements of fashioned iron in underground soil cement within the walls
Wall fashioned iron (the usual H profile steel of wall fashioned iron), and the upper end of wall fashioned iron reaches top (the i.e. wall of underground cement soil wall
The upper end of fashioned iron reaches above earth's surface).Underground cement soil continuous wall includes underground cement soil wall 1.1 and several is vertically plugged in
The wall fashioned iron 1.2 of underground soil cement within the walls, and the upper end of wall fashioned iron reaches the top of underground cement soil wall.The present embodiment
Wall fashioned iron be H profile steel.
As shown in Fig. 2, Fig. 4, Fig. 5, Fig. 6, the top of girder steel monomer cement soil wall located underground, in the present embodiment, girder steel
Monomer is supported on earth's surface.Being bolted between two adjacent girder steel monomers.The connection of two adjacent girder steel monomers
Face is step surface.
Girder steel monomer 2 is equipped with several vertical mounting grooves 2.1 for matching with wall fashioned iron, for example, same girder steel
Monomer is equipped with 1 or 2 or 3 or 4 or 5 vertical mounting grooves.In the present embodiment, set on same girder steel monomer there are four
Vertical mounting groove.The upper and lower ends opening of vertical mounting groove.
Wall fashioned iron 1.2 is plugged in corresponding vertical mounting groove 2.1, specifically, wall fashioned iron plugs correspondingly
In corresponding vertical mounting groove 2.1, thus by the girder steel monomer that is sequentially connected by the upper of the wall fashioned iron of foundation pit enclosure wall
End is linked together.
The present embodiment replaces traditional armored concrete capping beam using foundation pit enclosure wall with assembled all steel crown beam,
The upper end of the wall fashioned iron of foundation pit enclosure wall is linked together, can not only guarantee the integral strength of foundation pit enclosure wall, but also
Using assembled all steel crown beam without installation steel reinforcement cage at the scene and casting soil cement, short construction period is easy for construction, and
Being bolted between two adjacent girder steel monomers, it is convenient to remove, and can repeat dismounting and use.
Specifically, as shown in Figure 3, Figure 4, the gap connector 3 that disappears is additionally provided in vertical mounting groove.The gap connector that disappears connection
Wall fashioned iron and girder steel monomer.The gap connector that disappears includes two web connecting members 3.1 and two being located in vertical mounting groove
A flange plate connector 3.2 in vertical mounting groove.
Two web connecting members are located at the opposite sides of the web 1.21 of wall fashioned iron, web connecting members connecting wall fashioned iron
Web 1.21 and girder steel monomer 2.Web connecting members are connected by welding or bolt with the web of wall fashioned iron, the present embodiment
In, web connecting members are connected by welding with the web of wall fashioned iron.Web connecting members are connected by bolt with girder steel monomer.
The web of wall fashioned iron and girder steel monomer are linked together by web connecting members, guarantee the connection of girder steel monomer and wall fashioned iron
Reliability and stability.
In the present embodiment, web connecting members include first outside link plate parallel with the web of wall fashioned iron and connection the
Connecting plate in the first of the web of one outside link plate and wall fashioned iron, the web of connecting plate and wall fashioned iron passes through welding in first
It is connected.
Two flange plate connectors 3.2 are located at the opposite sides of wall fashioned iron, and the flange plate 1.22 of wall fashioned iron is located at two
Between a flange plate connector 3.2.The flange plate 1.22 and girder steel monomer 2 of flange plate connector connecting wall fashioned iron.Flange plate
Connector is connected by welding or bolt with the web of wall fashioned iron, and in the present embodiment, flange plate connector passes through welding and wall
The web of figure steel is connected.Flange plate connector is connected by bolt with girder steel monomer.By flange plate connector by wall
The flange plate of fashioned iron is linked together with girder steel monomer, guarantees the connection reliability and stability of girder steel monomer and wall fashioned iron.
In the present embodiment, flange plate connector includes second outside link plate and company parallel with the flange plate of wall fashioned iron
Connecting plate in the second of the flange plate of the second outside link plate and wall fashioned iron is connect, the flange plate of connecting plate and wall fashioned iron in second
It is connected by welding.
As shown in Figure 5, Figure 7, cover board 4 is arranged on the top surface of girder steel monomer.Cover board is bolted with girder steel monomer.
It is respectively equipped with half passed through for wall fashioned iron on the opposite sides side of cover board and crosses mouth 4.1, adjacent two on two adjacent cover boards
A half mistake mouth collectively constitutes a wall fashioned iron and crosses mouth, and H profile steel passes through corresponding wall fashioned iron and crosses mouth.
Specific embodiment two: as shown in Fig. 1, Fig. 2, Fig. 8, a kind of foundation pit enclosure wall assembled all steel crown beam, if including
The dry girder steel monomer 2 being sequentially connected and several cover boards 4 for being used to cover girder steel monomer.Foundation pit enclosure wall includes several enclosing along foundation pit
The wall fashioned iron 1.2 that revetment length direction is sequentially distributed, and the upper end of wall fashioned iron reaches above earth's surface.
As shown in Figure 1, the foundation pit enclosure wall of the present embodiment is underground cement soil continuous wall, TRD engineering method and SMW work are used
Method construction, underground water soil wall of first constructing, is then sequentially inserted into according to the design pitch requirements of fashioned iron in underground soil cement within the walls
Wall fashioned iron (the usual H profile steel of wall fashioned iron), and the upper end of wall fashioned iron reaches top (the i.e. wall of underground cement soil wall
The upper end of fashioned iron reaches above earth's surface).Underground cement soil continuous wall includes underground cement soil wall 1.1 and several is vertically plugged in
The wall fashioned iron 1.2 of underground soil cement within the walls, and the upper end of wall fashioned iron reaches the top of underground cement soil wall.The present embodiment
Wall fashioned iron be H profile steel.
The top of girder steel monomer cement soil wall located underground, in the present embodiment, girder steel monomer is supported on earth's surface.Adjacent two
Being bolted between a girder steel monomer.The joint face of two adjacent girder steel monomers is step surface.
Girder steel monomer is equipped with several vertical mounting grooves 2.1 for matching with wall fashioned iron, for example, same girder steel list
Body is equipped with 1 or 2 or 3 or 4 or 5 vertical mounting grooves.In the present embodiment, set that there are four perpendicular on same girder steel monomer
To mounting groove.The upper and lower ends opening of vertical mounting groove.
Wall fashioned iron 1.2 is plugged in corresponding vertical mounting groove 2.1, specifically, wall fashioned iron plugs correspondingly
In corresponding vertical mounting groove 2.1, thus by the girder steel monomer that is sequentially connected by the upper of the wall fashioned iron of foundation pit enclosure wall
End is linked together.
The present embodiment replaces traditional armored concrete capping beam using foundation pit enclosure wall with assembled all steel crown beam,
The upper end of the wall fashioned iron of foundation pit enclosure wall is linked together, can not only guarantee the integral strength of foundation pit enclosure wall, but also
Using assembled all steel crown beam without installation steel reinforcement cage at the scene and casting soil cement, short construction period is easy for construction, and
Being bolted between two adjacent girder steel monomers, it is convenient to remove, and can repeat dismounting and use.
Specifically, as shown in Figure 8, Figure 9, foundation pit enclosure wall assembled all steel crown beam further includes and vertical mounting groove 2.1
The one-to-one floating type inter space device 5 that disappears.
The floating type inter space device that disappears includes that two in vertical mounting groove determine wedge block 5.1, two and determine wedge block
One-to-one floating wedge block 5.2, the lower support plate 5.3 being arranged on the lower end surface of floating wedge block correspondingly,
The top of girder steel monomer is set and supports the one-to-one upper mounting plate 5.5 of plate, the waist being arranged on upper mounting plate with lower
Locking nut in type hole 5.6, the vertical screw rod 5.4 and the vertical screw rod of setting being arranged on lower support plate correspondingly
5.7.The length direction of waist-shaped hole and the web of wall fashioned iron are perpendicular.
Two are determined 1.21 two sides of web that wedge block 5.1 is symmetricly set on wall fashioned iron.Determine wedge block and passes through bolt or weldering
The mode connect is fixed on the side of vertical mounting groove.The side for determining wedge block towards the web of wall fashioned iron is to determine wedge
Tight inclined-plane 5.11, and the top for determining wedging inclined-plane is tilted toward the web of wall fashioned iron.
Floating wedge block 5.2 is arranged in vertical mounting groove, and two floating wedge blocks are symmetricly set on the abdomen of wall fashioned iron
1.21 two sides of plate.It is dynamic wedging inclined-plane 5.21 towards the side for the floating wedge block for determining wedge block, moves wedging inclined-plane and determine wedge
Tight inclined-plane is parallel.
Vertical baffle 5.8, the edge of a wing of vertical baffle and wall fashioned iron are respectively equipped on the opposite sides face of floating wedge block
Plate is parallel, and vertical baffle is located between two flange plates of wall fashioned iron.
Lower support plate 5.3 is located at the lower section of girder steel monomer 2.The upper end of vertical screw rod 5.4 passes through corresponding upper mounting plate
Waist-shaped hole 5.6.Locking nut 5.7 is located at the top of corresponding upper mounting plate.
In foundation pit enclosure wall assembled all steel crown beam actual assembled:
First, it is placed on girder steel monomer is top-down on the cement soil wall of underground, during this, the insertion of wall fashioned iron
In corresponding vertical mounting groove, and make two floating wedge blocks be symmetricly set on wall fashioned iron web opposite sides, make to erect
Straight baffle is located between two flange plates of wall fashioned iron；
Instantly support plate when being against on the upper surface of underground cement soil wall (upper surface of underground cement soil wall usually with ground
Table flushes), floating wedge block moves down stopping, at this point, the drive of girder steel monomer determines wedge block and continues to move down under Gravitative Loads, making
The wedging inclined-plane of determining for determining wedge block is against on the dynamic wedging inclined-plane of corresponding floating wedge block, thus by floating wedge block toward wall
The web of fashioned iron is pushed, and the floating wedge block of the two sides of the web by being located at wall fashioned iron clamps the web of wall fashioned iron,
At this point, the stopping of girder steel monomer moves down.
Further, in order to guarantee the clamping that the web of wall fashioned iron is firm of floating wedge block, operator can also pass through
Locking nut is tightened up to lift floating wedge block, during floating wedge block up lifts, dynamic wedging inclined-plane with
Under the action of determining wedging inclined-plane, the further web for clamping wall fashioned iron is guaranteed girder steel monomer and type wall-type by floating wedge block
The connection reliability and stability of steel.
Meanwhile being located at vertical baffle between two flange plates of wall fashioned iron by two and the flange plate of wall fashioned iron is carried out
Limit.
Second, it is bolted and is linked together two adjacent girder steel monomers, to pass through the girder steel being sequentially connected
The upper end of the wall fashioned iron of foundation pit enclosure wall is linked together by monomer.
Specific embodiment three: as shown in Fig. 2, Figure 10, Figure 11, Figure 12, a kind of foundation pit enclosure wall assembled all steel hat
Beam, including several girder steel monomers 2 being sequentially connected and several cover boards 4 for being used to cover girder steel monomer.
Foundation pit enclosure wall includes several wall fashioned iron 1.1 being sequentially distributed along foundation pit enclosure wall length direction, and type wall-type
The upper end of steel reaches above earth's surface.
As shown in Figure 1, the foundation pit enclosure wall of the present embodiment be wall fashioned iron be mutually engaged with Larsen steel sheet pile it is fabricated
Foundation pit enclosure wall comprising several wall fashioned iron 1.2 being sequentially distributed along foundation pit enclosure wall length direction and several Larsen steel plates
Stake 1.3.
Wall fashioned iron 1.2 is used to undertake the soil lateral pressure of foundation pit.In the present embodiment, wall fashioned iron is H profile steel, H profile steel
It is pressed directly into foundation pit soil layer using static pressure mode.The upper end of wall fashioned iron reaches above earth's surface.
Larsen steel sheet pile 1.3 is arranged between two neighboring vertical supporting stake, and between two neighboring vertical supporting stake
Equipped with the Larsen steel sheet pile 1.3.It is mutually twisted and is connected as one between Larsen steel sheet pile and wall fashioned iron, Larsen steel sheet pile
It is pressed into foundation pit soil layer using static pressure mode, enters foundation pit for obstructing underground water.
The upper end level of Larsen steel sheet pile 1.3 is lower than the upper end level of wall fashioned iron 1.2, in the present embodiment, Larsen steel plate
The upper end of stake 1.3 is flushed with earth's surface.
Girder steel monomer is supported on earth's surface.Being bolted between two adjacent girder steel monomers.Two adjacent steel
The joint face of beam monomer is step surface.
Girder steel monomer 2 is equipped with several vertical mounting grooves 2.1 for matching with wall fashioned iron, for example, same girder steel
Monomer is equipped with 1 or 2 or 3 or 4 or 5 vertical mounting grooves.In the present embodiment, set on same girder steel monomer there are four
Vertical mounting groove.The upper and lower ends opening of vertical mounting groove.
Wall fashioned iron 1.2 is plugged in corresponding vertical mounting groove 2.1, specifically, wall fashioned iron plugs correspondingly
In corresponding vertical mounting groove 2.1, thus by the girder steel monomer that is sequentially connected by the upper of the wall fashioned iron of foundation pit enclosure wall
End is linked together.
The present embodiment replaces traditional armored concrete capping beam using foundation pit enclosure wall with assembled all steel crown beam,
The upper end of the wall fashioned iron of foundation pit enclosure wall is linked together, can not only guarantee the integral strength of foundation pit enclosure wall, but also
Using assembled all steel crown beam without installation steel reinforcement cage at the scene and casting soil cement, short construction period is easy for construction, and
Being bolted between two adjacent girder steel monomers, it is convenient to remove, and can repeat dismounting and use.
Disappear gap connector connecting wall fashioned iron and girder steel specifically, being additionally provided with the gap connector 3 that disappears in vertical mounting groove
Monomer.The gap connector that disappears includes that two web connecting members 3.1 being located in vertical mounting groove and two are located at vertical installation
Flange plate connector 3.2 in slot.
Two web connecting members are located at the opposite sides of the web 1.21 of wall fashioned iron, web connecting members connecting wall fashioned iron
Web 1.21 and girder steel monomer 2.Web connecting members are connected by welding or bolt with the web of wall fashioned iron, the present embodiment
In, web connecting members are connected by welding with the web of wall fashioned iron.Web connecting members are connected by bolt with girder steel monomer.
The web of wall fashioned iron and girder steel monomer are linked together by web connecting members, guarantee the connection of girder steel monomer and wall fashioned iron
Reliability and stability.
In the present embodiment, web connecting members include first outside link plate parallel with the web of wall fashioned iron and connection the
Connecting plate in the first of the web of one outside link plate and wall fashioned iron, the web of connecting plate and wall fashioned iron passes through welding in first
It is connected.
Two flange plate connectors 3.2 are located at the opposite sides of wall fashioned iron, and the flange plate 1.22 of wall fashioned iron is located at two
Between a flange plate connector 3.2.The flange plate 1.22 and girder steel monomer 2 of flange plate connector connecting wall fashioned iron.Flange plate
Connector is connected by welding or bolt with the web of wall fashioned iron, and in the present embodiment, flange plate connector passes through welding and wall
The web of figure steel is connected.Flange plate connector is connected by bolt with girder steel monomer.By flange plate connector by wall
The flange plate of fashioned iron is linked together with girder steel monomer, guarantees the connection reliability and stability of girder steel monomer and wall fashioned iron.
In the present embodiment, flange plate connector includes second outside link plate and company parallel with the flange plate of wall fashioned iron
Connecting plate in the second of the flange plate of the second outside link plate and wall fashioned iron is connect, the flange plate of connecting plate and wall fashioned iron in second
It is connected by welding.
Claims (9)
1. a kind of foundation pit enclosure wall assembled all steel crown beam, foundation pit enclosure wall include it is several along foundation pit enclosure wall length direction according to
The wall fashioned iron of secondary distribution, and the upper end of wall fashioned iron reaches above earth's surface, characterized in that including several steel being sequentially connected
Beam monomer, being bolted between two adjacent girder steel monomers, the girder steel monomer are equipped with several be used for and wall
The vertical mounting groove that fashioned iron matches, the top of the girder steel monomer cement soil wall located underground, the wall fashioned iron are plugged in
In corresponding vertical mounting groove, so that the upper end of the wall fashioned iron of foundation pit enclosure wall is linked as by the girder steel monomer being sequentially connected
One.
2. foundation pit enclosure wall according to claim 1 assembled all steel crown beam, characterized in that in the vertical mounting groove
It is additionally provided with the gap connector that disappears, disappear gap connector connecting wall fashioned iron and girder steel monomer.
3. foundation pit enclosure wall according to claim 2 assembled all steel crown beam, characterized in that the wall fashioned iron is H
Fashioned iron, the gap connector that disappears include two web connecting members being located in vertical mounting groove, and two web connecting members are located at
The opposite sides of the web of wall fashioned iron, the web and girder steel monomer of web connecting members connecting wall fashioned iron.
4. foundation pit enclosure wall according to claim 3 assembled all steel crown beam, characterized in that the web connecting members are logical
It crosses welding or bolt is connected with the web of wall fashioned iron, web connecting members are connected by bolt with girder steel monomer.
5. foundation pit enclosure wall according to claim 3 or 4 assembled all steel crown beam, characterized in that the gap company that disappears
Fitting includes two flange plate connectors being located in vertical mounting groove, and two flange plate connectors are located at the opposite of wall fashioned iron
Two sides, the flange plate and girder steel monomer of flange plate connector connecting wall fashioned iron, the flange plate connector pass through welding or spiral shell
Bolt is connected with the web of wall fashioned iron, and flange plate connector is connected by bolt with girder steel monomer.
6. foundation pit enclosure wall according to claim 1 assembled all steel crown beam, characterized in that further include and vertically install
The one-to-one floating type inter space device that disappears of slot, the wall fashioned iron are H profile steel,
The floating type inter space device that disappears includes that two in the vertical mounting groove determine wedge block, two and determine wedge block one by one
Corresponding floating wedge block, is arranged in girder steel the lower support plate being arranged on the lower end surface of floating wedge block correspondingly
The top of monomer simultaneously supports the one-to-one upper mounting plate of plate, the waist-shaped hole being arranged on upper mounting plate, one-to-one correspondence with lower
Setting under support locking nut on vertical screw rod and the vertical screw rod of setting on plate,
Two are determined the web two sides that wedge block is symmetricly set on wall fashioned iron, determine the side that wedge block is fixed at vertical mounting groove
On face, the side for determining wedge block towards the web of wall fashioned iron is to determine wedging inclined-plane, and determine the top on wedging inclined-plane toward wall
The web of fashioned iron tilts,
Floating wedge block is arranged in vertical mounting groove, and two floating wedge blocks are symmetricly set on the web two sides of wall fashioned iron,
It is dynamic wedging inclined-plane towards the side for the floating wedge block for determining wedge block, dynamic wedging inclined-plane is parallel with wedging inclined-plane is determined,
The lower support plate is located at the lower section of girder steel monomer, and the upper end of the vertical screw rod passes through the waist of corresponding upper mounting plate
Type hole, and locking nut is located at the top of corresponding upper mounting plate.
7. foundation pit enclosure wall according to claim 1 assembled all steel crown beam, characterized in that further include several for hiding
The cover board of lid girder steel monomer, cover board are arranged on the top surface of girder steel monomer.
8. foundation pit enclosure wall according to claim 7 assembled all steel crown beam, characterized in that the cover board and girder steel list
Body is bolted.
9. foundation pit enclosure wall according to claim 7 assembled all steel crown beam, characterized in that opposite the two of the cover board
It is respectively equipped with half passed through for wall fashioned iron on side and crosses mouth, two neighboring half on two adjacent cover boards crosses mouth and collectively constitute
One wall fashioned iron crosses mouth, and H profile steel passes through corresponding wall fashioned iron and crosses mouth.
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| CN201821763376.8U CN209277185U (en) | 2018-10-29 | 2018-10-29 | A kind of foundation pit enclosure wall assembled all steel crown beam |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109537600A (en) * | 2018-10-29 | 2019-03-29 | 东通岩土科技股份有限公司 | Foundation pit enclosure wall assembled all steel crown beam |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109537600A (en) * | 2018-10-29 | 2019-03-29 | 东通岩土科技股份有限公司 | Foundation pit enclosure wall assembled all steel crown beam |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A fabricated all steel crown beam for foundation pit retaining wall Effective date of registration: 20211111 Granted publication date: 20190820 Pledgee: Hangzhou branch of Zhejiang Tailong Commercial Bank Co.,Ltd. Pledgor: Dongtong Geotechnical Science and Technology Inc. Registration number: Y2021330002214 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220608 Granted publication date: 20190820 Pledgee: Hangzhou branch of Zhejiang Tailong Commercial Bank Co.,Ltd. Pledgor: Dongtong Geotechnical Science and Technology Inc. Registration number: Y2021330002214 |