CN214460459U

CN214460459U - Foundation pit support system for building construction

Info

Publication number: CN214460459U
Application number: CN202023194788.4U
Authority: CN
Inventors: 魏荣浩; 练成杰; 张远谋; 李华辉
Original assignee: Dongguan Jiayucheng Construction Base Engineering Co ltd
Current assignee: Dongguan Jiayucheng Construction Base Engineering Co ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-10-22
Anticipated expiration: 2030-12-23

Abstract

The utility model belongs to the technical field of the excavation supporting and relates to a building construction is with excavation supporting system and specifically relates to a supporting system for house construction, it includes a plurality of supporting components, supporting component is including the backup pad that is used for supporting the foundation ditch lateral wall to and be used for with the board of placing of foundation ditch bottom butt, the backup pad with place and be provided with flexible support piece between the board, it is used for the drive to place to be provided with on the board flexible drive assembly with adjust the backup pad and place the distance between the board of flexible support piece, it be used for with to place to be provided with on the board place the fixed subassembly that the board is fixed in the foundation ditch bottom. This application has the effect that adapts to different places fast.

Description

Foundation pit support system for building construction

Technical Field

The application relates to the foundation pit supporting field, especially relates to a foundation pit supporting system for building construction.

Background

The foundation pit is a space below the ground excavated for constructing a foundation and a basement of a building (including a structure). The foundation pit belongs to temporary engineering and has the function of providing a space so that the basic masonry operation can be carried out according to the position specified by design.

The foundation pit inevitably causes deformation of surrounding soil bodies in the excavation process, influences underground pipelines of surrounding buildings, and seriously endangers the normal use and safety of the underground pipelines. In order to avoid this, a foundation pit supporting structure is provided in the design of the foundation pit and the excavation construction for stabilizing the safety of the foundation pit.

At present, for example, a foundation pit supporting structure disclosed in the publication No. CN205712137U includes a stressed plate longitudinally disposed on a side wall of a foundation pit, a cast-in-place pile is further disposed in the foundation pit, an upper end of the cast-in-place pile is disposed above a bottom surface of the foundation pit, and a lower end of the cast-in-place pile is embedded inside the bottom surface of the foundation pit; a transverse reinforcing column is further arranged at the middle upper part of the stress plate; the cast-in-place pile further comprises an inclined supporting column, wherein the inclined supporting column is composed of at least two steel pipes which can be butted together, the lower end of the inclined supporting column is connected with the top end of the cast-in-place pile, and the upper end of the inclined supporting column is connected with the transverse reinforcing column; carry out the butt through bearing diagonal post and bored concrete pile to upper portion in the atress board and support, drive the atress board and remove when preventing that the foundation ditch lateral wall from bearing great soil pressure.

With respect to the related art in the above, the inventors consider that: the length of bracing strut is decided by the demand in concrete place, and the bracing strut comprises a plurality of steel pipe concatenations, needs measure to cut the steel pipe according to job site actual conditions and assemble fixedly again, and the suitability is lower and increase the engineering time, consequently remains to improve.

SUMMERY OF THE UTILITY MODEL

In order to adapt to different places fast, this application provides a foundation ditch support system for house construction.

The application provides a foundation ditch support system for house construction adopts following technical scheme:

the utility model provides a foundation ditch supporting system for house construction, includes a plurality of supporting components, supporting component is including the backup pad that is used for supporting the foundation ditch lateral wall to and be used for with the board of placing of foundation ditch bottom butt, the backup pad with it is provided with flexible support piece to place between the board, it is used for the drive to place to be provided with on the board flexible drive assembly in order to adjust the backup pad and place the distance between the board of flexible support piece, it will to be provided with on the board to place the fixed subassembly that the board is fixed in the foundation ditch bottom.

Through adopting above-mentioned technical scheme, the flexible support piece of drive assembly drive is flexible in order to adjust the backup pad and place between the board apart from to the distance that is suitable for the foundation ditch degree of depth, places bottom of the plate portion and foundation ditch bottom butt this moment, backup pad face and foundation ditch lateral wall butt, then will place the board fixed and can realize supporting the foundation ditch lateral wall with the foundation ditch bottom through fixed subassembly.

Preferably, flexible support piece includes the adjacent linkage of multiunit, the linkage is including articulated head rod and the second connecting rod that is the X shape setting each other, the one end of head rod articulates on adjacent linkage the one end of second connecting rod, the one end of second connecting rod articulates on adjacent linkage the one end of head rod, the multiunit is adjacent in the linkage one end the head rod with the second connecting rod tip with the cooperation of sliding of backup pad face, the multiunit is adjacent in the linkage the other end the head rod with the second connecting rod tip with the cooperation of sliding of backup pad face.

Through adopting above-mentioned technical scheme, the distance between backup pad and the board of placing can be adjusted to multiunit linkage is flexible.

Preferably, a sliding groove is formed in the plate surface on one side of the supporting plate, two sliding blocks are arranged in the sliding groove in a sliding manner, the first connecting rod and the second connecting rod at one end of each connecting rod group are adjacent to each other in multiple groups, the end parts of the first connecting rod and the second connecting rod are hinged to the two sliding blocks respectively, an adjusting groove is formed in the plate surface on one side of the supporting plate, two adjusting blocks are arranged in the sliding groove in a sliding manner, and the first connecting rod and the second connecting rod at the other end of each connecting rod group are adjacent to each other in multiple groups, and the end parts of the first connecting rod and the second connecting rod are hinged to the two adjusting blocks respectively.

Through adopting above-mentioned technical scheme, realize that the cooperation that slides of the head rod and the second connecting rod tip and the backup pad face of the linkage of one end in the adjacent linkage of multiunit, the cooperation that slides of the head rod and the second connecting rod tip and the backup pad face of the linkage of the other end in the adjacent linkage of multiunit.

Preferably, the driving assembly comprises a bidirectional screw rod rotatably carried in the adjusting groove, and the two adjusting blocks are respectively in threaded fit with two thread sections of the bidirectional screw rod, wherein the two thread sections are opposite in spiral direction.

Through adopting above-mentioned technical scheme, operating personnel rotates two-way screw rod and can drive between two regulating blocks in opposite directions or back of the body motion to the flexible support piece of drive stretches out and draws back in order to adjust the backup pad and place the distance between the board.

Preferably, the fixing component comprises a fixing hole formed in the placing plate and an inserting rod penetrating through the fixing hole and inserted into the bottom of the foundation pit.

Through adopting above-mentioned technical scheme, the spliced pole passes the fixed orifices and pegs graft with the foundation ditch bottom, realizes placing relatively fixedly between board and the foundation ditch bottom.

Preferably, the top of the insertion rod is circumferentially provided with a convex edge which is used for being abutted against the upper surface of the placing plate.

Through adopting above-mentioned technical scheme, the setting on protruding edge can pass the fixed orifices when pegging graft in the foundation ditch bottom at the spliced pole, with the upper surface butt of placing the board to can be vertical will place board and foundation ditch bottom and fix.

Preferably, the insertion rod is in threaded connection with the convex edge.

Through adopting above-mentioned technical scheme, when follow-up strut was accomplished, can dismantle between protruding edge and the spliced pole, then will place board and backup pad and take off to follow-up reuse.

Preferably, the fixing assemblies are arranged in two groups.

Through adopting above-mentioned technical scheme, the setting up of two sets of fixed subassemblies makes the connection of placing board and foundation ditch bottom more firm.

In summary, the present application includes at least one of the following beneficial technical effects:

the driving assembly drives the telescopic support piece to stretch and retract so as to adjust the distance between the support plate and the placing plate to a distance suitable for the depth of the foundation pit, the bottom of the placing plate is abutted against the bottom of the foundation pit at the moment, the surface of the support plate is abutted against the side wall of the foundation pit, and then the placing plate is fixed to the bottom of the foundation pit through the fixing assembly so as to support the side wall of the foundation pit;

the inserting rod penetrates through the fixing hole to be inserted into the bottom of the foundation pit, so that the placing plate and the bottom of the foundation pit are relatively fixed;

when the subsequent supporting is finished, the convex edge and the inserting rod can be detached, and then the placing plate and the supporting plate are taken down, so that the subsequent repeated utilization is facilitated.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present application.

Figure 2 is a schematic diagram of the construction of a support assembly in an embodiment of the present application.

Description of reference numerals: 1. a support assembly; 2. a foundation pit; 3. a support plate; 4. placing the plate; 5. a fixing hole; 6. a plug rod; 7. a convex edge; 8. a linkage; 81. a first connecting rod; 82. a second connecting rod; 9. a chute; 10. a slider; 11. an adjustment groove; 12. an adjusting block; 13. a bidirectional screw; 14. and (7) rotating a handle.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses excavation supporting system for house construction, refer to fig. 1 and fig. 2, including a plurality of supporting components 1, a plurality of supporting components 1 circumference distribute around 2 inside in excavation pit are in order to be used for supporting 2 lateral walls in excavation pit, supporting components 1 is including the backup pad 3 that is used for supporting 2 lateral walls in excavation pit, and be used for placing board 4 with 2 bottom butts in excavation pit, one side face of backup pad 3 is used for with 2 lateral walls butts in excavation pit, one side face of placing board 4 is used for with 2 bottom butts in excavation pit, it is used for being fixed in the fixed subassembly of 2 bottom in excavation pit to place board 4 and be provided with.

In this embodiment, fixed subassembly sets up to two sets ofly, two sets of fixed subassemblies are located the relative both sides of placing board 4 respectively, fixed subassembly includes along vertical direction offer at the fixed orifices 5 of placing on board 4 to and pass fixed orifices 5 with peg graft in the peg graft 6 of foundation ditch 2 bottoms, peg 6 bottom is sharp toper setting, fixed orifices 5 run through the two faces of placing board 4, peg 6 top circumference be provided with be used for with place the protruding edge 7 of board 4 upper surface butt, peg 6 and protruding edge 7 threaded connection. The inserting rod 6 penetrates through the fixing hole 5 to be inserted into the bottom of the foundation pit 2, so that the placing plate 4 and the bottom of the foundation pit 2 are relatively fixed, and meanwhile, the convex edge 7 can be abutted against the upper surface of the placing plate 4 when the inserting rod 6 penetrates through the fixing hole 5 to be inserted into the bottom of the foundation pit 2, so that the placing plate 4 and the bottom of the foundation pit 2 are further fixed in the vertical direction; when the support is finished, the convex edge 7 and the inserting rod 6 can be disassembled, and then the placing plate 4 is taken down for subsequent reuse.

Referring to fig. 2, be provided with flexible support piece between backup pad 3 and the board 4 of placing, in this embodiment, flexible support piece includes the adjacent linkage 8 of multiunit, linkage 8 includes articulated head rod 81 and the second connecting rod 82 that is the setting of X shape each other, the one end of head rod 81 articulates the one end of second connecting rod 82 on the adjacent linkage 8, the one end of second connecting rod 82 articulates the one end of head rod 81 on the adjacent linkage 8, the head rod 81 and the second connecting rod 82 tip and the backup pad 3 face of the linkage 8 of one end slide the cooperation in the adjacent linkage 8 of multiunit, the head rod 81 and the second connecting rod 82 tip and the backup pad 3 face of the linkage 8 of the other end slide the cooperation in the adjacent linkage 8 of multiunit.

Specifically, the face that the backup pad 3 kept away from 2 lateral walls of foundation ditch is seted up horizontally spout 9, the gliding migration is provided with two sliders 10 in the spout 9, the head rod 81 and the second connecting rod 82 tip of the linkage 8 of one end are articulated with two sliders 10 respectively in the adjacent linkage 8 of multiunit, adjustment tank 11 has been seted up to backup pad 3 top side face, the length direction of adjustment tank 11 is unanimous with the length direction of spout 9, the gliding migration is provided with two regulating blocks 12 in the spout 9, the head rod 81 and the second connecting rod 82 tip of the linkage 8 of the other end are articulated with two regulating blocks 12 respectively in the adjacent linkage 8 of multiunit, foretell spout 9 and adjustment tank 11 all set up to the dovetail, slider 10 and regulating block 12 all set up to the dovetail.

Place and be provided with on the board 4 and be used for driving the flexible drive assembly who supports the piece and stretch out and draw back in order to adjust backup pad 3 and place the distance between the board 4, drive assembly is including rotating the two-way screw 13 that bears in adjustment tank 11, two-way screw 13 includes the opposite screw thread section of two sections screw direction about two-way screw 13 middle part symmetry setting, two regulating blocks 12 are about two-way screw 13 middle part symmetry setting, two regulating blocks 12 respectively with two-way screw 13 opposite screw thread section screw thread fit of two sections screw direction, the one end of two-way screw 13 runs through and extends adjustment tank 11 and fixedly connected with turning handle 14 so that operating personnel rotates.

The implementation principle of a foundation pit supporting system for building construction in the embodiment of the application is as follows: an operator can drive the two adjusting blocks 12 to move towards or away from each other by rotating the two-way screw 13 so as to adjust the distance between the supporting plate 3 and the placing plate 4 to the distance suitable for the depth of the foundation pit 2, at the moment, the bottom of the placing plate 4 is abutted against the bottom of the foundation pit 2, the surface of the supporting plate 3 is abutted against the side wall of the foundation pit 2, then the inserting rod 6 penetrates through the fixing hole 5 to be inserted into the bottom of the foundation pit 2, so that the relative fixation between the placing plate 4 and the bottom of the foundation pit 2 is realized, meanwhile, the convex edge 7 is arranged to abut against the upper surface of the placing plate 4 when the inserting rod 6 penetrates through the fixing hole 5 to be inserted into the bottom of the foundation pit 2, and further vertically fix the placing plate 4 and the bottom of the foundation pit 2; when strutting and finishing, can dismantle between protruding edge 7 and the inserted bar 6, then will place board 4 and detach foundation ditch 2 bottoms, rotate two-way screw 13 and draw in multiunit linkage 8 in, conveniently accomodate and carry to follow-up reuse.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a foundation pit supporting system for house construction, includes a plurality of supporting component (1), its characterized in that, supporting component (1) is including backup pad (3) that are used for supporting foundation ditch (2) lateral wall to and be used for placing board (4) with foundation ditch (2) bottom butt, backup pad (3) with place and be provided with flexible support piece between board (4), it is used for the drive to place to be provided with on board (4) flexible drive assembly with the distance between regulation backup pad (3) and the board (4) of flexible support piece, it is used for with to place to be provided with on board (4) place board (4) and be fixed in the fixed subassembly of foundation ditch (2) bottom.

2. A foundation pit support system for building construction according to claim 1, wherein the telescopic support member comprises a plurality of adjacent groups of connecting rods (8), the group of connecting rods (8) comprises a first connecting rod (81) and a second connecting rod (82) which are hinged to each other in an X-shape, one end of the first connecting rod (81) is hinged to one end of the second connecting rod (82) on the adjacent group of connecting rods (8), one end of the second connecting rod (82) is hinged to one end of the first connecting rod (81) on the adjacent group of connecting rods (8), the ends of the first connecting rod (81) and the second connecting rod (82) of the group of connecting rods (8) at one end of the adjacent groups of connecting rods (8) are slidably fitted with the plate surface of the supporting plate (3), and the ends of the first connecting rod (81) and the second connecting rod (82) of the group of connecting rods (8) and the ends of the second connecting rod (82) at the other end of the adjacent groups of connecting rods (8) are slidably fitted with the plate surface of the supporting plate (3) The surface of the support plate (3) is matched in a sliding way.

3. The foundation pit supporting system for house construction according to claim 2, wherein a sliding groove (9) is formed in one side plate surface of the supporting plate (3), two sliding blocks (10) are arranged in the sliding groove (9) in a sliding manner, the end parts of the first connecting rod (81) and the second connecting rod (82) of the connecting rod group (8) at one end of the adjacent connecting rod groups (8) are respectively hinged to the two sliding blocks (10), an adjusting groove (11) is formed in one side plate surface of the supporting plate (3), two adjusting blocks (12) are arranged in the sliding groove (9) in a sliding manner, and the end parts of the first connecting rod (81) and the second connecting rod (82) of the connecting rod group (8) at the other end of the adjacent connecting rod group (8) are respectively hinged to the two adjusting blocks (12).

4. A foundation pit support system for building construction according to claim 3, wherein said driving assembly comprises a two-way screw (13) rotatably carried in said adjustment groove (11), and two of said adjustment blocks (12) are respectively screw-engaged with two screw-threaded portions of said two-way screw (13) having opposite screw directions.

5. The foundation pit supporting system for house construction according to claim 1, wherein the fixing member comprises a fixing hole (5) formed in the placing plate (4), and an inserting rod (6) passing through the fixing hole (5) to be inserted into the bottom of the foundation pit (2).

6. The foundation pit supporting system for house construction according to claim 5, wherein the top of the inserting rod (6) is circumferentially provided with a convex edge (7) for abutting against the upper surface of the placing plate (4).

7. The system as claimed in claim 6, wherein the insertion rod (6) is threadedly connected to the flange (7).

8. The system of claim 1, wherein the retaining elements are provided in two groups.