CN217679155U

CN217679155U - Deep foundation pit supporting structure

Info

Publication number: CN217679155U
Application number: CN202221745448.2U
Authority: CN
Inventors: 黄飞; 吴才有; 贺玲玲; 范金顶; 夏传涛
Original assignee: China Construction Seventh Engineering Division Corp Ltd
Current assignee: China Construction Seventh Engineering Division Corp Ltd
Priority date: 2022-07-06
Filing date: 2022-07-06
Publication date: 2022-10-28
Anticipated expiration: 2032-07-06

Abstract

The utility model discloses a deep basal pit supporting construction, strut and spacing seat including ground, sheet pile, the sheet pile is strutted and is inlayed in the ground, the sheet pile is strutted and is enclosed the shape sheet pile wall structure of returning that closes formation for being each other amalgamated by a plurality of U type steel sheet pile, spacing seat is established to four and is located the outside that the sheet pile strutted circumference lateral wall respectively, spacing seat comprises fender frame and bank of cells that are upper and lower distribution, keep off the frame and form and clamp in the top of bank of cells by the length direction concatenation of a plurality of concatenation module edge bank of cells, the inside wall of concatenation module and the wave outer wall looks adaptation that the sheet pile was strutted, the utility model relates to a construction technical field. This deep basal pit supporting construction through being provided with spacing seat, when the construction that carries out the sheet pile and strut, single U shaped steel sheet pile can with the inboard wave structure phase-match of concatenation module, when driving into, with the help of the direction limiting displacement of concatenation module, can avoid U shaped steel sheet pile slope.

Description

Deep foundation pit supporting structure

Technical Field

The utility model relates to a construction technical field specifically is a deep basal pit supporting construction.

Background

The deep foundation pit refers to a project with the excavation depth of not less than 5 meters, or the excavation depth of not more than 5 meters, but with particularly complicated geological conditions, surrounding environment and underground pipelines.

The sheet pile is used as a common supporting structure, can be used for retaining soil and preventing water and also can prevent the occurrence of sand drift, the sheet pile support is driven by inserting one block by one block from one corner during construction, and each steel sheet pile is driven from the beginning to the end without stopping midway. The driving method is simple, convenient and quick, but the single block is easy to incline to one side when being driven, and the accumulated error is not easy to correct, so that a deep foundation pit supporting structure is designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a deep basal pit supporting construction has solved sheet pile and has strutted when the construction, and the monolithic is squeezed into and easily inclines to one side, the difficult problem of correcting of accumulative total error.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a deep foundation pit supporting structure comprises a foundation, sheet pile supports and limiting seats, wherein the sheet pile supports are embedded in the foundation, the sheet pile supports are of a rectangular sheet pile wall structure formed by mutually splicing and enclosing a plurality of U-shaped steel sheet piles, the number of the limiting seats is four, the four limiting seats are respectively arranged on the outer sides of the circumferential side walls of the sheet pile supports,

spacing seat comprises the fender frame and the bank of cells that are upper and lower distribution, the bank of cells sets up along the outer wall level that the sheet pile strutted, keep off the length direction concatenation of the bank of cells by a plurality of concatenation module and form and clamp in the top of bank of cells, the inside wall of concatenation module and the wave outer wall adaptation that the sheet pile strutted, the bottom welding of concatenation module lateral wall has the extension board that distributes along the horizontal plane, bottom between extension board and the concatenation module is equipped with the slider with bank of cells looks adaptation, install the anchor pile that distributes along vertical direction on the extension board, the anchor pile runs through in the extension board extends to the ground.

Preferably, two splicing surfaces of the splicing module are respectively provided with a toothed clamping structure, and the two clamping structures are mutually matched.

Preferably, the groove group is formed by splicing a plurality of unit grooves, and the unit grooves are fixed on the top of the foundation through a plurality of embedded bolts.

Preferably, still including installing in a plurality of mount at spacing seat top, the mount is the platelike structure of buckling in succession and is equipped with the mounting panel that supplies supporting construction installation in the inboard, the mounting panel is L type structure and laminates mutually with the inner wall that the sheet pile strutted.

Preferably, the supporting structure comprises at least one of a crossbeam inner support, a depth support and a diagonal support.

Advantageous effects

The utility model provides a deep basal pit supporting construction. Compared with the prior art, the method has the following beneficial effects:

this deep basal pit supporting construction through being provided with spacing seat, when the construction that carries out the sheet pile and strut, single U shaped steel sheet pile can with the inboard wave structure phase-match of concatenation module, when driving into, with the help of the direction limiting displacement of concatenation module, can avoid U shaped steel sheet pile slope.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the installation structure of the sheet pile support and the limiting seat of the present invention;

FIG. 3 is a schematic structural view of the limiting seat of the present invention;

FIG. 4 is a schematic view of the structure of the baffle rack of the present invention;

FIG. 5 is a schematic view of the groove set according to the present invention;

fig. 6 is a schematic structural view of the fixing frame of the present invention;

in the figure: 1. a foundation; 2. supporting by using sheet piles; 3. a limiting seat; 4. a fixed mount; 5. a groove group; 6. a blocking frame; 7. a splicing module; 8. a stretching plate; 9. a slider; 10. anchoring piles; 11. a clamping structure; 12. a unit cell; 13. embedding bolts in advance; 14. mounting a plate; 15. a beam inner support; 16. supporting the depth; 17. and (4) a diagonal brace.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a deep basal pit supporting construction, including ground 1, sheet pile support 2 and spacing seat 3, sheet pile support 2 inlays and adorns in ground 1, sheet pile support 2 is the paper-clip sheet pile wall structure that forms by the mutual amalgamation of a plurality of U type steel sheet pile, spacing seat 3 is established to four and locates the outside that sheet pile supports 2 circumference lateral walls respectively, spacing seat 3 comprises fender frame 6 and bank of cells 5 that are upper and lower distribution, bank of cells 5 sets up along the outer wall level of sheet pile support 2, fender frame 6 is formed and clamps in the top of bank of cells 5 by the concatenation of a plurality of concatenation module 7 along the length direction concatenation of bank of cells 5, the inside wall of concatenation module 7 and the wave outer wall looks adaptation of sheet pile support 2, the welding of the bottom of concatenation module 7 lateral wall has the extension board 8 that distributes along the horizontal plane, the bottom between extension board 8 and the concatenation module 7 is equipped with the slider 9 of bank of cells 5 looks adaptation, install the anchor pile 10 that distributes along vertical direction on the extension board 8, the extension board 10 runs through in extension board 8 extends to ground 1.

Based on the setting of above-mentioned structure, this deep basal pit supporting structure, by ground 1, sheet pile support 2 and spacing seat 3 are constituteed, wherein, four spacing seats 3 enclose the rectangle inside casing area that closes and form promptly sheet pile support 2 area, when the installation, operating personnel carries out the installation of spacing seat 3 earlier, then squeeze into ground 1 in proper order with a plurality of U shaped steel sheet pile, under spacing seat 3's guide effect, a plurality of U shaped steel sheet pile splice each other and enclose and form sheet pile support 2, spacing seat 3 comprises bank of cells 5 and fender frame 6, wherein, fender frame 6 locates bank of cells 5 top and is formed by the concatenation of a plurality of concatenation module 7, the guide effect that plays U shaped steel sheet pile's drive-in, and bank of cells 5 locates the below of cells 6 and is used for the concatenation shaping of a plurality of concatenation module 7, it is concrete, through the slider with bank of cells 5 looks adaptation, a plurality of concatenation modules 7 clamp at bank of cells 5 top, and with the help of spliced pile 10, realize the location of single module 7, this deep basal pit supporting structure, can be driven-in the inboard with the help of the U shaped steel sheet pile of the concatenation of spacing seat 3, the U shaped steel sheet pile and the concatenation module of the construction of the slope, can be avoided when constructing with the U shaped steel sheet pile, the wave of the U type supporting effect of splicing, the U type supporting structure of the guide effect of the U type can be constructed, the construction of the construction is carried out, the U type.

Furthermore, two splicing surfaces of the splicing module 7 are respectively provided with a toothed clamping structure 11, and the two clamping structures 11 are mutually matched. Wherein, two joint structure 11 of mutual adaptation have ensured firm degree and the laminating degree of two concatenation modules 7 concatenations.

Further, the groove group 5 is formed by splicing a plurality of unit grooves 12, and the unit grooves 12 are fixed on the top of the foundation 1 through a plurality of embedded bolts 13. Wherein, keep off frame 6 and form by the mutual concatenation of a plurality of concatenation module 7, its length is adjustable, and the cell bank 5 adopts a plurality of unit cell 12 to splice each other as the bearing structure who keeps off frame 6 and forms, carves to close in the concatenation formula structure that keeps off frame 6, the adjustment adaptation of the installation operation of being convenient for, simultaneously, makes the installation operation of cell bank 5 more nimble convenient.

Furthermore, the fixing device also comprises a plurality of fixing frames 4 arranged at the top of the limiting seat 3, wherein the fixing frames 4 are of continuously bent plate-shaped structures, mounting plates 14 for mounting the supporting structures are arranged on the inner sides of the fixing frames 4, and the mounting plates 14 are of L-shaped structures and are attached to the inner walls of the sheet pile supports 2. Wherein, spacing seat 3 is used for providing the direction to the operation of beating into of U shaped steel sheet pile, and when the operation of digging pit in inside, usually need carry out further spacing fixed to sheet pile support 2 with the help of the stock, and the anchor structure dismouting is loaded down with trivial details, as preferred, through being provided with mount 4 of connecting on spacing seat 3 for provide the structural support to supporting construction, ensured the convenience of supporting construction dismouting.

Further, the supporting structure comprises at least one of a beam inner support 15, a depth support 16 and a diagonal support 17. Specifically, the mounting plate 14 is provided with an L-shaped structure, wherein the vertical surface of the mounting plate 14 can be used for the connection of the inner beam brace 15 and the connection of the diagonal brace 17, and the horizontal surface of the mounting plate 14 can be used for the connection of the depth brace 16.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a deep basal pit supporting construction which characterized in that: the steel plate pile foundation comprises a foundation (1), plate pile supports (2) and limiting seats (3), wherein the plate pile supports (2) are embedded in the foundation (1), the plate pile supports (2) are of a square-shaped plate pile wall structure formed by mutually splicing and enclosing a plurality of U-shaped steel plate piles, and the number of the limiting seats (3) is four and is respectively arranged on the outer side of the circumferential side wall of the plate pile supports (2);

spacing seat (3) are by being upper and lower distribution keep off frame (6) and bank of cells (5) and constitute, the bank of cells (5) are along the outer wall level setting that the sheet pile strutted (2), keep off frame (6) and form and clamp in the top of bank of cells (5) by the length direction concatenation of a plurality of concatenation module (7) along bank of cells (5), the inside wall of concatenation module (7) and the wave outer wall adaptation that the sheet pile strutted (2), the bottom welding of concatenation module (7) lateral wall has extension board (8) along the horizontal plane distribution, bottom between extension board (8) and concatenation module (7) is equipped with slider (9) with bank of cells (5) looks adaptation, install on extension board (8) anchor pile (10) along vertical direction distribution, anchor pile (10) run through in extension board (8) extend to ground (1).

2. A deep foundation pit supporting construction according to claim 1, wherein: two splicing surfaces of the splicing module (7) are respectively provided with a toothed clamping structure (11), and the two clamping structures (11) are mutually matched.

3. A deep foundation pit supporting construction according to claim 1, wherein: the groove group (5) is formed by splicing a plurality of unit grooves (12), and the unit grooves (12) are fixed at the top of the foundation (1) through a plurality of embedded bolts (13).

4. A deep foundation pit supporting construction according to claim 1, wherein: still including installing in a plurality of mount (4) at spacing seat (3) top, mount (4) are the platelike structure of buckling in succession and are equipped with mounting panel (14) that supply supporting construction to install in the inboard, mounting panel (14) are L type structure and laminate mutually with the inner wall of sheet pile support (2).

5. A deep foundation pit supporting construction according to claim 4, wherein: the supporting structure comprises at least one of a cross beam inner support (15), a depth support (16) and a diagonal support (17).