CN217840029U - Deep foundation pit supporting structure - Google Patents
Deep foundation pit supporting structure Download PDFInfo
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- CN217840029U CN217840029U CN202222315289.9U CN202222315289U CN217840029U CN 217840029 U CN217840029 U CN 217840029U CN 202222315289 U CN202222315289 U CN 202222315289U CN 217840029 U CN217840029 U CN 217840029U
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Abstract
The utility model belongs to the technical field of supporting construction, a deep basal pit supporting construction is disclosed, the problem that proposes to the background art, the following scheme is proposed at present, including a backplate, open at supporting construction top outer wall middle part has the fixed slot, and fixed slot inner wall joint installs the fixed block, one side outer wall connection of fixed block has the traction steel cable, and pulls the steel cable and keep away from the one end welding of fixed block and have the reinforcing plate, the reinforcing plate top is opened there are two rectangles to lead to the groove, and supporting construction bottom outer wall welding has the counterweight plate, counterweight plate top outer wall is opened there is the draw-in groove, and the draw-in groove inner wall is pegged graft and is had the fixture block. The utility model discloses adopt the traction cable to pull at the supporting plate top and handle, and the bottom of reinforcing plate adopts two anchor posts to fix a position and strengthen to can effectively keep the holistic atress of supporting plate balanced, and the parallel stiffener in location inserted bar cooperation rear of below supports, can effectively strengthen fixedly to the foundation ditch.
Description
Technical Field
The utility model relates to a supporting construction technical field especially relates to a deep basal pit supporting construction.
Background
The foundation pit refers to a space below the ground excavated for the construction of a building foundation and a basement. 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. And current excavation supporting construction can have some problems in the support process:
1. the bearing capacity is poor. The edge that current supporting construction mostly adopted straight supporting surface to the foundation ditch supports the protection, and when straight holding surface received the extrusion, just can wholly drive the slope, and the rear lacks the enhancement and strut the measure to in case the extrusion exceeds ninety degrees, its self holding surface just can incline and empty.
2. The strengthening measure is single. The existing method mostly adopts a single-layer supporting surface to support the periphery, and related reinforcement measures are lacked, so that the overall safety of the method is poor.
SUMMERY OF THE UTILITY MODEL
To prior art not enough, the utility model provides a deep basal pit supporting construction through the method that adopts the backplate and the multiple enhancement of wave type to strut, has overcome prior art not enough, and effectual two problems of current bearing nature difference and the single function of enhancement measure of having solved.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a deep basal pit supporting construction, includes a backplate, open at the outer wall middle part of supporting plate top has the fixed slot, and fixed slot inner wall joint installs the fixed block, one side outer wall connection of fixed block has the traction steel cable, and the one end welding that the fixed block was kept away from to the traction steel cable has the reinforcing plate, open at the reinforcing plate top has two rectangle logical grooves, and the welding of supporting plate bottom outer wall has the counterweight plate, counterweight plate top outer wall is opened there is the draw-in groove, and the draw-in groove inner wall pegs graft and have the fixture block, one side outer wall welding of fixture block has the balancing weight, the welding of balancing weight top outer wall has first connecting plate, and the outer wall welding of supporting plate has the second connecting plate.
Preferably, the two ends of the outer wall of the bottom of the supporting and protecting plate are welded with positioning insertion rods, and the outer wall of each positioning insertion rod is provided with a thread groove.
Preferably, one of the rectangular through grooves is vertically inserted with a first anchor column, the other rectangular through groove is inserted with a second anchor column along the inclined direction, and the included angle between the tail end of the second anchor column and the tail end of the first anchor column is an acute angle.
Preferably, the outer wall of the top of the first connecting plate is provided with first supporting grooves which are distributed equidistantly, and the outer wall of the top of the second connecting plate is provided with second supporting grooves which are distributed equidistantly.
Preferably, the reinforcing rods are inserted between the first supporting groove and the second supporting groove along the inclined direction, and the adjacent reinforcing rods are parallel to each other.
Preferably, the traction steel rope and the reinforcing plate are located on the same plane, and the traction steel rope and the reinforcing plate are perpendicular to the supporting plate.
Preferably, the size of the inner wall of the clamping groove is matched with that of the clamping block, and the clamping groove and the clamping block form fastening fit.
The utility model has the advantages that:
1. according to the deep foundation pit supporting structure, the supporting plate is in a wave-shaped concave-convex design, so that the pressure of soil around a foundation pit can be effectively shared, and supporting protection of a plurality of reinforcing rods behind the supporting plate is matched, so that supporting treatment can be effectively carried out on the periphery of the foundation pit;
2. the deep foundation pit supporting structure of this design adopts the traction steel cable to pull the processing at the supporting plate top, and the bottom of reinforcing plate adopts two anchor posts to fix a position the enhancement to can effectively keep a holistic atress of backplate balanced, and the location inserted bar cooperation rear parallel stiffener of below supports, can effectively strengthen fixedly to the foundation ditch.
Drawings
Fig. 1 is a front view of the overall structure of a deep foundation pit supporting structure provided by the present invention;
fig. 2 is a side view of the overall structure of a deep foundation pit supporting structure provided by the present invention;
fig. 3 is a first view structural schematic diagram of a deep foundation pit supporting structure provided by the present invention;
fig. 4 is the utility model provides a deep basal pit supporting construction's split structure schematic diagram.
In the figure: 1 backplate, 2 location inserted bar, 3 fixed slots, 4 fixed blocks, 5 traction steel cable, 6 reinforcing plates, 7 rectangle logical grooves, 8 first anchor posts, 9 second anchor posts, 10 counterweight plates, 11 draw-in grooves, 12 fixture blocks, 13 balancing weights, 14 first connecting plates, 15 first supporting grooves, 16 second connecting plates, 17 second supporting grooves, 18 reinforcing rods.
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.
Embodiment 1, with reference to fig. 1 to 4, a deep foundation pit supporting structure includes a supporting plate 1, a fixing groove 3 is formed in the middle of the outer wall of the top of the supporting plate 1, a fixing block 4 is installed on the inner wall of the fixing groove 3 in a clamping manner, positioning insertion rods 2 are welded to both ends of the outer wall of the bottom of the supporting plate 1, and thread grooves are formed in the outer wall of the positioning insertion rods 2;
the supporting plate 1 adopts a wavy concave-convex design, can effectively share the pressure of the soil around the foundation pit, and is matched with the supporting protection of a plurality of reinforcing rods 18 at the rear part, so that the supporting treatment can be effectively carried out on the periphery of the foundation pit;
the outer wall of one side of the fixed block 4 is connected with a traction steel rope 5, a reinforcing plate 6 is welded at one end, far away from the fixed block 4, of the traction steel rope 5, two rectangular through grooves 7 are formed in the top of the reinforcing plate 6, a counterweight plate 10 is welded on the outer wall of the bottom of the supporting plate 1, a first anchor column 8 is vertically inserted into one rectangular through groove 7, and a second anchor column 9 is inserted into the other rectangular through groove 7 in the inclined direction;
the terminal contained angle that is acute angle with 8 terminal anchor posts of second anchor post 9, counterweight plate 10 top outer wall is opened has draw-in groove 11, and 11 inner walls pegs graft and have fixture block 12, and one side outer wall welding of fixture block 12 has balancing weight 13, pulls steel cable 5 and reinforcing plate 6 and is located the coplanar, and pulls steel cable 5 and reinforcing plate 6 and supporting plate 1 mutually perpendicular.
Example 2:
the embodiment is a further optimization process of embodiment 1, and specifically includes:
a first connecting plate 14 is welded on the outer wall of the top of the balancing weight 13, a second connecting plate 16 is welded on the outer wall of the supporting plate 1, the size of the inner wall of the clamping groove 11 is matched with that of the clamping block 12, and the clamping groove 11 is tightly matched with the clamping block 12;
the top of the supporting plate 1 is subjected to traction treatment by adopting a traction steel rope 5, and the bottom of the reinforcing plate 6 is subjected to positioning reinforcement by adopting two anchor posts, so that the integral stress balance of the supporting plate can be effectively kept, and the lower positioning inserted rod 2 is matched with the reinforcing rod 18 parallel to the rear part for supporting, so that the foundation pit can be effectively reinforced and fixed;
reinforcing rods 18 are inserted between the first supporting grooves 15 and the second supporting grooves 17 in an inclined direction, adjacent reinforcing rods 18 are parallel to each other, the first supporting grooves 15 are distributed at equal intervals on the outer wall of the top of the first connecting plate 14, and the second supporting grooves 17 are distributed at equal intervals on the outer wall of the top of the second connecting plate 16.
The working principle of the deep foundation pit supporting structure is as follows:
firstly, selecting a supporting plate 1 with proper length according to a foundation pit to be supported, and then inserting and fixing positioning insertion rods 2 at the bottom of the supporting plate 1 on the ground around the foundation pit for fixing, and ensuring that the supporting plate 1 is vertical to the ground;
further, straightening the reinforcing plate 6 connected with the traction steel rope 5, and then respectively inserting and fixing the first anchor post 8 and the second anchor post 9 on the ground, wherein the traction steel rope 5 is vertical to the support and protection plate 1;
and finally, clamping and fixing the counterweight block 13 on the counterweight plate 10, and clamping and fixing a plurality of reinforcing rods 18 in the supporting groove to support and reinforce the back of the supporting plate 1.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a deep foundation pit supporting construction, includes backplate (1), its characterized in that, backplate (1) top outer wall middle part is opened there is fixed slot (3), and fixed slot (3) inner wall joint installs fixed block (4), one side outer wall connection of fixed block (4) has traction steel cable (5), and the one end welding of keeping away from fixed block (4) of traction steel cable (5) has reinforcing plate (6), open at reinforcing plate (6) top has two rectangle through grooves (7), and the welding of backplate (1) bottom outer wall has counterweight plate (10), counterweight plate (10) top outer wall is opened there is draw-in groove (11), and draw-in groove (11) inner wall pegs graft and have fixture block (12), one side outer wall welding of fixture block (12) has balancing weight (13), the welding of balancing weight (13) top outer wall has first connecting plate (14), and the outer wall welding of strut plate (1) has second connecting plate (16).
2. The deep foundation pit supporting structure according to claim 1, wherein the supporting and protecting plate (1) is welded with the positioning inserted bar (2) at two ends of the outer wall of the bottom, and the outer wall of the positioning inserted bar (2) is provided with a thread groove.
3. A deep foundation pit supporting structure according to claim 1, wherein one of the rectangular through grooves (7) is vertically inserted with a first anchor column (8), and the other rectangular through groove (7) is inserted with a second anchor column (9) along an inclined direction, and an included angle between the tail end of the second anchor column (9) and the tail end of the first anchor column (8) is an acute angle.
4. A deep foundation pit supporting structure according to claim 1, wherein the first connecting plate (14) is formed with first supporting grooves (15) at the top outer wall thereof, which are equidistantly arranged, and the second connecting plate (16) is formed with second supporting grooves (17) at the top outer wall thereof, which are equidistantly arranged.
5. A deep foundation pit supporting structure according to claim 4, wherein reinforcing rods (18) are inserted between the first supporting groove (15) and the second supporting groove (17) in an inclined direction, and adjacent reinforcing rods (18) are parallel to each other.
6. A deep foundation pit supporting structure according to claim 1, wherein the traction steel rope (5) and the reinforcing plate (6) are located on the same plane, and the traction steel rope (5) and the reinforcing plate (6) are perpendicular to the supporting plate (1).
7. The deep foundation pit supporting structure according to claim 1, wherein the size of the inner wall of the clamping groove (11) is matched with that of the clamping block (12), and the clamping groove (11) and the clamping block (12) form a fastening fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222315289.9U CN217840029U (en) | 2022-09-01 | 2022-09-01 | Deep foundation pit supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222315289.9U CN217840029U (en) | 2022-09-01 | 2022-09-01 | Deep foundation pit supporting structure |
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| Publication Number | Publication Date |
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| CN217840029U true CN217840029U (en) | 2022-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202222315289.9U Active CN217840029U (en) | 2022-09-01 | 2022-09-01 | Deep foundation pit supporting structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115615889A (en) * | 2022-12-20 | 2023-01-17 | 天宇利水信息技术成都有限公司 | Cableway type sediment monitoring equipment |
-
2022
- 2022-09-01 CN CN202222315289.9U patent/CN217840029U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115615889A (en) * | 2022-12-20 | 2023-01-17 | 天宇利水信息技术成都有限公司 | Cableway type sediment monitoring equipment |
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| TR01 | Transfer of patent right |
Effective date of registration: 20221118 Address after: No. 20, Taqiao Road, Shashi District, Jingzhou City, Hubei Province, 434000 Patentee after: Jingzhou Urban Planning and Design Institute Address before: No. 20, Taqiao Road, Jingzhou City, Hubei Province 434000 Patentee before: Jingzhou Urban Planning and Design Institute |