CN212582701U - Foundation pit supporting structure - Google Patents

Foundation pit supporting structure Download PDF

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Publication number
CN212582701U
CN212582701U CN202021162475.8U CN202021162475U CN212582701U CN 212582701 U CN212582701 U CN 212582701U CN 202021162475 U CN202021162475 U CN 202021162475U CN 212582701 U CN212582701 U CN 212582701U
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China
Prior art keywords
foundation pit
backup pad
supporting construction
riser
construction according
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CN202021162475.8U
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Chinese (zh)
Inventor
陈辰平
周曙东
陈家冬
杨福根
杨福文
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Jiangsu Foundation Engineering Co ltd
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Jiangsu Foundation Engineering Co ltd
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Abstract

The utility model relates to a supporting construction of foundation ditch, including the foundation ditch, supporting construction is including setting up respectively at the support piece of four edges of foundation ditch, setting up respectively that the bottom of foundation ditch is located the spout between two adjacent support piece and a plurality of backup pads of difference sliding connection on the spout, and every backup pad is all established to L shape, and support piece and backup pad all can be dismantled and connect in the foundation ditch. The utility model discloses have the effect of making things convenient for the dismouting, construction convenience.

Description

Foundation pit supporting structure
Technical Field
The utility model belongs to the technical field of basic building's technique and specifically relates to a foundation ditch supporting construction is related to.
Background
The foundation pit is a soil pit excavated at the design position of the foundation according to the elevation of the foundation and the plane size of the foundation. The method is mainly used for bearing platforms, bridge abutments and enlarged foundation construction. The foundation pit can be divided into a first-level foundation pit, a second-level foundation pit and a third-level foundation pit according to the excavation degree and the influence on surrounding buildings.
The foundation pit support is a retaining, reinforcing and protecting measure adopted for the side wall of the foundation pit and the surrounding environment in order to ensure the safety of the construction of an underground structure and the surrounding environment of the foundation pit.
The utility model discloses a current chinese utility model patent that the grant bulletin number is CN204825928U discloses a foundation ditch support, the foundation ditch is put the slope foundation ditch by upper portion, the perpendicular foundation ditch of lower part constitutes, the slope foundation ditch is put from the foundation ditch surface and is put domaticly with what the slope of settlement formed, the perpendicular foundation ditch of lower part is used for being located the peripheral a plurality of foundation ditch and is supported according to the cement mixing pile of certain interval range, be equipped with the I-steel in the cement mixing pile, the surface of the perpendicular foundation ditch of slope foundation ditch and lower part all is equipped with the area of lapping, it forms a concrete layer to the regional injection concrete of lapping. The utility model discloses a having solved the problem among the prior art, adopting partial cement stirring stake and partial mode of putting the slope, can showing and reducing engineering cost, can guarantee engineering quality moreover.
The above prior art solutions have the following drawbacks: above-mentioned excavation supporting adopts cement mixing pile, and the pouring concrete forms concrete layer as main supporting construction, and the work progress is comparatively complicated, and final excavation supporting who forms is integrated into one piece, demolishs generally to adopt the violence to demolish after the engineering in the foundation ditch is accomplished, not only has certain damage to the wall body of foundation ditch, has further increased the construction degree of difficulty moreover.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing a supporting construction of foundation ditch, it has that supporting construction is removable, supports firmly, construction convenience's advantage.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the utility model provides a foundation pit supporting structure, includes the foundation ditch, supporting structure is including setting up the support piece at four edges of foundation ditch respectively, setting up respectively that the foundation ditch bottom is located the spout between two adjacent support pieces and respectively sliding connection a plurality of backup pads on the spout, support piece and backup pad all can be dismantled and connect in the foundation ditch.
By adopting the technical scheme, when in installation, the four supporting pieces are detachably installed at the four corners, the plurality of L-shaped supporting plates are installed on the sliding grooves one by one, the supporting plates can slide along the direction of the sliding grooves, the installation process is facilitated, the transverse plates of the supporting plates are fixedly connected to the bottom of the foundation pit through bolts, the installation is finished, and the whole installation process is more convenient; after the engineering construction is finished in the foundation pit, the supporting plate and the supporting piece can be conveniently detached, and materials such as the supporting plate after the detachment can be recycled. The installation and the disassembly process are convenient, and the convenience of construction is improved.
The present invention may be further configured in a preferred embodiment as: every the backup pad all is established to L shape, the backup pad includes diaphragm and riser, the bottom surface of riser is equipped with a plurality of gyro wheels, the slide rail passes through the gyro wheel and removes the setting in the spout.
Through adopting above-mentioned technical scheme, the gyro wheel turns into rolling friction with sliding friction, the effectual frictional resistance that reduces between backup pad and the spout, only need operating personnel to promote the backup pad when the installation can be convenient promote the backup pad, avoid repetitious usage large-scale machinery to very big make things convenient for the installation, improved the convenience of construction.
The present invention may be further configured in a preferred embodiment as: and a connecting assembly is arranged between every two adjacent supporting plates, and comprises a plug column arranged on the vertical side surface of the supporting plate facing the supporting piece and a plug groove arranged on the vertical side surface of the other supporting plate, and the plug column is plugged in the plug groove.
Through adopting above-mentioned technical scheme, coupling assembling makes to form a whole between the backup pad for the inward power of collapsing of foundation ditch lateral wall is more even distribute to every backup pad, and then the steadiness when having improved the backup pad and supporting.
The present invention may be further configured in a preferred embodiment as: one end of the plug column facing the plug groove is provided with a plug connector.
Through adopting above-mentioned technical scheme, make the spliced pole peg graft into the inserting groove more easily when the installation in, the convenience when having improved the installation for the work progress is more convenient.
The present invention may be further configured in a preferred embodiment as: every all be equipped with the reinforcement subassembly on the riser, the reinforcement subassembly includes that the level runs through the anchor strut that the riser set up and sets up the anchor strut that is located the riser and keeps away from the anchor block of foundation ditch lateral wall one end.
Through adopting above-mentioned technical scheme, in the wall body of anchor strut grafting income foundation ditch, the cooperation reinforced block formed the pulling force towards the wall body to the riser to improve the supporting role of riser.
The present invention may be further configured in a preferred embodiment as: the tip that the anchor bar is located the foundation ditch wall body is equipped with the joint portion that is used for improving anchor bar anchoring ability.
Through adopting above-mentioned technical scheme, joint portion makes the anchor strut more firm with being connected between the wall body of foundation ditch one side, and then has improved the reinforcement effect of reinforcement subassembly to the riser for the backup pad supports more firm.
The present invention may be further configured in a preferred embodiment as: joint portion is equipped with the screw hole towards the one end of anchor strut, anchor strut screwed connection is in joint portion.
Through adopting above-mentioned technical scheme, when dismantling the reinforcement assembly, unscrew the anchor block and then drive the anchor strut and rotate, and then make separation between anchor strut and the joint portion, and then can carry out recycle with the anchor strut, the joint portion then stays in the wall body of foundation ditch one side.
The present invention may be further configured in a preferred embodiment as: all be equipped with the boss between the bottom of riser and the diaphragm, the boss sets up along the length direction of backup pad.
Through adopting above-mentioned technical scheme, the boss has improved the fastness of being connected between riser and the diaphragm, reduces the riser from the possibility of root rupture, and then makes supporting plate support more firm, and then has improved the supporting role of backup pad.
The present invention may be further configured in a preferred embodiment as: and a plurality of reinforcing rib plates are arranged between each transverse plate and each transverse plate along the length direction of the corresponding supporting plate.
Through adopting above-mentioned technical scheme, further improved the fastness that diaphragm and riser are connected, improved the steadiness that the backup pad supported.
To sum up, the utility model discloses a following at least one useful technological effect:
1. the sliding groove is formed in the bottom of the foundation pit, the supporting plates are connected to the sliding groove in a sliding mode, and the supporting plates are detachably connected to the inside of the foundation pit, so that the convenience in the installation process is improved;
2. the bottom of the supporting plate is provided with the roller which rolls in the chute, so that the convenience of the supporting plate in moving is further improved, the installation process of the supporting plate is further improved, and the convenience of construction is improved;
3. the connecting assembly is arranged between the adjacent supporting plates, so that the supporting plates are integrated, and the integral supporting function of the supporting structure is improved;
4. the reinforcing blocks and the reinforcing rib plates are arranged between the vertical plates and the transverse plates, so that the supporting plate is firmer and firmer, and the stability of the supporting plate in supporting is improved;
5. through set up the reinforcement assembly on the riser, improved the fastening nature of being connected between riser and the foundation ditch wall body, and then improved the support steadiness of backup pad.
Drawings
FIG. 1 is a schematic view of the overall structure;
FIG. 2 is a schematic view primarily intended to show the structure of the support;
FIG. 3 is a schematic view primarily showing the construction of the support plates and their connection;
fig. 4 is a schematic view for illustrating a reinforcement member.
In the figure, 1, a foundation pit; 2. a support member; 21. a base plate; 22. a vertical plate; 3. a chute; 4. a support plate; 41. a transverse plate; 42. a vertical plate; 5. a roller; 6. a connecting assembly; 61. inserting the column; 62. inserting grooves; 7. a plug-in connector; 8. a reinforcement assembly; 81. a reinforcing rod; 82. a reinforcing block; 9. a clamping part; 91. a threaded hole; 10. a reinforcing block; 11. reinforcing rib plates; 12. and (5) fastening the pile.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses a foundation pit supporting structure, including the foundation ditch 1 of cube form, supporting structure is including setting up support piece 2 in four edges of foundation ditch 1 respectively, setting up respectively and being located the spout 3 between two adjacent support piece 2 in foundation ditch 1 bottom and remove a plurality of backup pads 4 of connection on spout 3 respectively, and spout 3 between per two support piece 2 is equipped with two and is parallel to each other.
Referring to fig. 2 and 3, the support 2 includes a bottom plate 21 disposed at the bottom of the foundation pit 1 and risers 22 integrally connected to the upper surfaces of the adjacent two sides of the bottom plate 21; each support plate 4 is L-shaped, and each support plate 4 comprises a transverse plate 41 and a vertical plate 42; support piece 2 and backup pad 4 are all can dismantle the connection in foundation ditch 1, are equipped with fastening pile 12 for vertical diaphragm 41 or the bottom plate 21 that runs through in this embodiment, and the lateral wall of fastening pile 12 is equipped with the screw thread for improve the resistance to plucking ability of fastening pile 12.
Referring to fig. 3, a plurality of rollers 5 are disposed on the bottom surface of the horizontal plate 41, the plurality of rollers 5 are arranged in a rectangular shape, and the rollers 5 are rolled in the sliding grooves 3 to facilitate the movement of the supporting plate 4 during installation. The reinforcing block 10 is integrally connected between the bottom end of the vertical plate 42 and the horizontal plate 41, the reinforcing block 10 is formed in a triangular prism shape, and the reinforcing block 10 is provided along the longitudinal direction of the horizontal plate 41. A trapezoidal reinforcing rib plate 11 is further arranged between the vertical plate 42 and the horizontal plate 41, two reinforcing rib plates 11 are arranged on each supporting plate 4 along the length direction of the supporting plate 4, one side, close to the vertical plate 42, of each reinforcing rib plate 11 is integrally connected with the vertical plate 42, and the bottom surface of each reinforcing rib plate 11 is integrally connected with the horizontal plate 41.
Referring to fig. 1 and 3, a connecting assembly 6 is further disposed between two adjacent supporting plates 4, the connecting assembly 6 includes three plugging columns 61 integrally connected to a side surface of one of the supporting plates 4 facing the other supporting plate 4 and three plugging grooves 62 formed on a side surface of the other supporting plate facing the plugging columns 61, the three plugging columns 61 are disposed on the vertical plate 42 from top to bottom, the three plugging columns are disposed on the horizontal plate 41, and when the connecting assembly is installed, the plugging columns 61 are plugged into the plugging grooves 62. In order to facilitate the accurate installation of the plug column 61, a rhombic plug 7 is integrally connected to one end of the plug column 61 close to the plug groove 62.
Referring to fig. 1 and 4, each of the vertical plates 42 is provided with a reinforcing assembly 8, each reinforcing assembly 8 includes a reinforcing rod 81 horizontally penetrating through the vertical plate 42 and a reinforcing block 82 integrally connected to one end of the reinforcing rod 81 located on the vertical plate 42 and far away from the side wall of the foundation pit 1, and a clamping portion 9 for improving the anchoring capability of the reinforcing rod 81 is arranged at the end of the reinforcing rod 81 located on the wall of the foundation pit 1. Joint portion 9 is established to the arrow point form, is equipped with screw hole 91 in joint portion 9 towards the one end of anchor strut 81, and anchor strut 81 screwed connection is in screw hole 91.
The implementation principle of the embodiment is as follows: the installation process comprises the following steps of,
firstly, after a foundation pit 1 is dug, leveling the peripheral side walls of the foundation pit 1, pressing the bottom of the peripheral side walls of the foundation pit 1 below the bottom surface of the foundation pit 1 by utilizing channel steel, and forming two parallel sliding chutes 3 on each side;
secondly, firstly installing a supporting piece 2 at one corner of the foundation pit 1 by using a fastening pile 12, then installing supporting plates 4 at two adjacent sides of the supporting piece 2, specifically, placing the supporting plates 4 on a sliding groove 3, rolling a roller 5 in the sliding groove 3, pushing the supporting plates 4 by an operator to install the supporting plates 4 one by one, and ensuring that the inserting columns 61 between the adjacent supporting plates 4 are inserted into the inserting grooves 62;
thirdly, mounting two adjacent supporting parts 2 of the supporting part 2 according to the steps in the second step;
fourthly, installing the rest support plates 4 according to the second step, and finally driving the fastening piles 12;
fifthly, installing the reinforcing component 8, horizontally driving the reinforcing rod 81 into the wall body at one side of the foundation pit 1,
the disassembly process is the reverse of the installation process.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (9)

1. The utility model provides a foundation ditch supporting construction, includes foundation ditch (1), its characterized in that: the supporting structure comprises support pieces (2) arranged at four corners of a foundation pit (1), sliding grooves (3) arranged between two adjacent support pieces (2) at the bottom of the foundation pit (1) and a plurality of supporting plates (4) arranged on the sliding grooves (3) in a moving mode respectively, wherein the support pieces (2) and the supporting plates (4) can be detachably connected in the foundation pit (1).
2. A foundation pit supporting construction according to claim 1, wherein: every backup pad (4) all are set up to L shape, backup pad (4) are including diaphragm (41) and riser (42), the bottom surface of riser (42) is equipped with a plurality of gyro wheels (5), backup pad (4) are through gyro wheel (5) removal setting in spout (3).
3. A foundation pit supporting construction according to claim 1, wherein: all be equipped with coupling assembling (6) between adjacent two backup pad (4), coupling assembling (6) are including setting up grafting post (61) on backup pad (4) vertical side towards support piece (2) and setting up inserting groove (62) on another backup pad (4) vertical side, grafting post (61) are inserted and are established in inserting groove (62).
4. A foundation pit supporting construction according to claim 3, wherein: one end of the plug column (61) facing the plug groove (62) is provided with a plug connector (7).
5. A foundation pit supporting construction according to claim 2, wherein: every all be equipped with on riser (42) and consolidate subassembly (8), consolidate subassembly (8) including the level run through anchor strut (81) that riser (42) set up and set up at anchor strut (81) and be located riser (42) and keep away from reinforcement piece (82) of foundation ditch (1) lateral wall one end.
6. A foundation pit supporting construction according to claim 5, wherein: the end part of the reinforcing rod (81) located on the wall body of the foundation pit (1) is provided with a clamping part (9) used for improving the anchoring capability of the reinforcing rod (81).
7. A foundation pit supporting construction according to claim 6, wherein: joint portion (9) are equipped with screw hole (91) towards the one end of anchor strut (81), anchor strut (81) screwed connection is in joint portion (9).
8. A foundation pit supporting construction according to claim 2, wherein: all be equipped with between the bottom of riser (42) and diaphragm (41) boss (10), boss (10) set up along the length direction of backup pad (4).
9. A foundation pit supporting construction according to claim 8, wherein: equal reinforcing rib plates (11) are arranged between each transverse plate (41) and the transverse plates (41), and a plurality of reinforcing rib plates (11) are arranged along the length direction of the supporting plate (4).
CN202021162475.8U 2020-06-19 2020-06-19 Foundation pit supporting structure Active CN212582701U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021162475.8U CN212582701U (en) 2020-06-19 2020-06-19 Foundation pit supporting structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021162475.8U CN212582701U (en) 2020-06-19 2020-06-19 Foundation pit supporting structure

Publications (1)

Publication Number Publication Date
CN212582701U true CN212582701U (en) 2021-02-23

Family

ID=74651301

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021162475.8U Active CN212582701U (en) 2020-06-19 2020-06-19 Foundation pit supporting structure

Country Status (1)

Country Link
CN (1) CN212582701U (en)

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