CN213358628U - Install convenient foundation ditch steel brace rod supporting device - Google Patents
Install convenient foundation ditch steel brace rod supporting device Download PDFInfo
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- CN213358628U CN213358628U CN202021388830.3U CN202021388830U CN213358628U CN 213358628 U CN213358628 U CN 213358628U CN 202021388830 U CN202021388830 U CN 202021388830U CN 213358628 U CN213358628 U CN 213358628U
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- telescopic joint
- stay bar
- steel stay
- supporting device
- wall
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Abstract
The utility model relates to a convenient foundation ditch steel stay bar supporting device of installation, press from both sides the staple bolt subassembly on two bored concrete piles of waiting to connect including steel stay bar and suit clamp, the both ends of steel stay bar are equipped with the ring flange, the welding has a support section of thick bamboo on the staple bolt subassembly of one of them bored concrete pile, the support section of thick bamboo is equipped with first flange dish outward, the welding has the telescopic joint sleeve on the staple bolt subassembly of another one bored concrete pile, the telescopic joint has cup jointed the telescopic joint in the telescopic joint sleeve, the telescopic joint outer end is equipped with the second flange dish, two flange dishes of steel stay bar respectively with first flange dish, second flange dish fixed connection, the telescopic joint outer wall is in the same place with the outer terminal surface welding of telescopic joint sleeve. The installation of the expansion joint ensures the adjustability of the horizontal size deviation within the allowable range, and the pipe joint is prefabricated in advance to ensure the site construction flow; the installation process is simple in construction, the construction period is saved, the outside welding quality is controllable, the telescopic effect is achieved, and the cost is low; the length of the telescopic joint can be adjusted as required.
Description
Technical Field
The utility model relates to a excavation supporting's technical field especially relates to a install convenient foundation ditch steel stay bar supporting device.
Background
Liquefied natural gas project wharf and land area formation engineering water intake foundation pit excavation area 1884m2And the excavation depth is 14.2m, the excavation is divided into 3 layers for supporting, a steel stay bar with the diameter of 600mm is used as a main material and is welded with a steel anchor ear on a filling pile and a steel wail on a ground connecting wall to form a supporting system, so that the support is provided for a deep foundation pit. In the traditional foundation pit steel stay bar support, a steel stay bar movable head installation method is mostly adopted, the difficulty of base positioning and installation is high, the requirement on installation butt joint precision is high, the welding difficulty is high, the working time is long, and the welding angle and the welding quality inside a steel pipe are not easy to control and check.
Disclosure of Invention
The utility model discloses aim at solving prior art's not enough, and provide a convenient foundation ditch steel stay bar supporting device of installation.
The utility model discloses a realize above-mentioned purpose, adopt following technical scheme:
the utility model provides a simple installation's foundation ditch steel stay bar supporting device, presss from both sides the staple bolt subassembly of pressing from both sides tightly on two bored concrete piles that wait to connect including steel stay bar and suit, the both ends of steel stay bar are equipped with the ring flange, and the staple bolt subassembly of one of them bored concrete pile welds the support section of thick bamboo on towards another bored concrete pile lateral wall, the support section of thick bamboo is equipped with first connecting flange outward, and the staple bolt subassembly of another bored concrete pile welds on the lateral wall towards first connecting flange and has the telescopic joint sleeve, the telescopic joint has been cup jointed in the telescopic joint sleeve, the telescopic joint outer wall is laminated with telescopic joint sleeve inner wall, the telescopic joint outer end is equipped with the second connecting flange, two ring flanges of steel stay bar respectively with first connecting flange, second connecting flange fixed connection, the telescopic joint outer wall is in the same place with the outside face welding of telescopic joint sleeve.
The telescopic joint is of a cylindrical structure.
The hoop component comprises two semi-circular hoops, connecting ear plates are arranged on two sides of the two semi-circular hoops, a plurality of connecting holes are formed in the connecting ear plates from top to bottom, and the connecting ear plates corresponding to the two semi-circular hoops are connected through fastening bolts in the connecting holes.
And a plurality of first reinforcing rib plates are uniformly distributed on the side surface of the flange plate facing the steel stay bar in the circumferential direction, and the first reinforcing rib plates are welded on the outer wall of the steel stay bar.
And a plurality of second reinforcing rib plates are uniformly distributed on the circumference of the side surface of the first connecting flange facing the supporting cylinder, and the second reinforcing rib plates are welded on the outer wall of the supporting cylinder.
And a plurality of third reinforcing rib plates are uniformly distributed on the side surface of the second connecting flange plate facing the telescopic joint at the periphery, and the third reinforcing rib plates are welded on the outer wall of the telescopic joint.
The telescopic joint sleeve is 610mm in diameter and 10cm in length, and the telescopic joint is 600mm in diameter.
The utility model has the advantages that: the installation of the expansion joint ensures the adjustability of the horizontal size deviation within the allowable range, and the pipe joint is prefabricated in advance to ensure the site construction flow; the installation process is simple in construction, the construction period is saved, the outside welding quality is controllable, the telescopic effect is achieved, and the cost is low; the length of the telescopic joint can be adjusted as required.
Drawings
Fig. 1 is a schematic structural view of the present invention;
in the figure: 1-a steel stay bar; 2-filling piles; 3-a hoop component; 4-a flange plate; 5-a support cylinder; 6-first connecting flange; 7-a telescopic joint sleeve; 8-a telescopic joint; 9-a second connecting flange; 10-connecting ear plates; 11-a first reinforcing floor; 12-a second reinforcing floor; 13-a third reinforcing floor;
the following detailed description will be made in conjunction with embodiments of the present invention with reference to the accompanying drawings.
Detailed Description
The invention will be further explained with reference to the following figures and examples:
as shown in figure 1, the foundation pit steel stay bar supporting device convenient to install comprises a steel stay bar 1 and a hoop component 3 sleeved and clamped on two cast-in-place piles 2 to be connected, wherein two ends of the steel stay bar 1 are provided with flange plates 4, the side wall of the hoop component 3 of one filling pile 2 facing to the other filling pile 2 is welded with a supporting cylinder 5, a first connecting flange plate 6 is arranged outside the supporting cylinder 5, the side wall of the anchor ear component 3 of the other cast-in-place pile 2 facing the first connecting flange plate 6 is welded with a telescopic joint sleeve 7, the telescopic joint 8 is sleeved in the telescopic joint sleeve 7, the outer wall of the telescopic joint 8 is attached to the inner wall of the telescopic joint sleeve 7, the outer end of the telescopic joint 8 is provided with a second connecting flange 9, the two flanges 4 of the steel stay bar 1 are fixedly connected with the first connecting flange 6 and the second connecting flange 9 respectively, and the outer wall of the telescopic joint 8 is welded with the outer end face of the telescopic joint sleeve 7.
The telescopic joint 8 is of a cylindrical structure.
The hoop component 3 comprises two semicircular hoops, the two sides of the two semicircular hoops are provided with connecting ear plates 10, the connecting ear plates 10 are provided with a plurality of connecting holes from top to bottom, and the connecting ear plates 10 corresponding to the two semicircular hoops are connected through fastening bolts in the connecting holes.
A plurality of first reinforcing rib plates 11 are uniformly distributed on the side face, facing the steel stay bar 1, of the flange plate 4 in the circumferential direction, and the first reinforcing rib plates 11 are welded on the outer wall of the steel stay bar 1.
A plurality of second reinforcing rib plates 12 are uniformly distributed on the circumference of the side surface of the first connecting flange 6 facing the support cylinder 5, and the second reinforcing rib plates 12 are welded on the outer wall of the support cylinder 5.
A plurality of third reinforcing rib plates 13 are uniformly distributed on the circumference of the side surface, facing the telescopic joint 8, of the second connecting flange 9, and the third reinforcing rib plates 13 are welded on the outer wall of the telescopic joint 8.
The diameter of telescopic joint sleeve 7 is 610mm, length is 10cm, the diameter of telescopic joint 8 is 600 mm.
Now take the construction of monomer steel vaulting pole 1 as an example, the utility model discloses specific construction steps do:
cleaning floating ash and soil slag on the surface of the cast-in-place pile 2, and fastening two semicircular steel anchor ears on the cast-in-place pile 2 by using bolts;
welding the support cylinder 5 on the hoop component 3 of one cast-in-place pile 2, welding the telescopic joint sleeve 7 on the hoop component 3 of the other cast-in-place pile 2, and inserting the telescopic joint 8 into the telescopic joint sleeve 7;
hoisting the steel stay bar 1 in place, bolting a flange plate 4 at one end of the steel stay bar 1 and a first connecting flange plate 6 on a support cylinder 5 by using bolts, and removing the hoisting tool after a support pad at the end of the first connecting flange plate 6 is laid flat in the bolting process so as to fully utilize machinery;
and (3) drawing out the telescopic joint 8 to bolt the telescopic joint with the other flange plate 4 on the steel stay bar 1, and welding the telescopic joint 8 and the telescopic joint sleeve 7 by adopting carbon dioxide gas shielded welding after the bolt is finished.
The base of the steel stay bar 1 of the utility model adopts the short sleeve bolt and flange fastening process to replace the traditional anchor rod reinforcing process, thereby reducing the positioning deviation error, reducing the suspension reinforcing construction time, optimizing the anchoring process and enhancing the anchoring quality; the telescopic joint 8 is installed to ensure the adjustability of the horizontal size deviation within an allowable range, and the pipe joint is prefabricated in advance to ensure the site construction flow; the installation process is simple in construction, the construction period is saved, the outside welding quality is controllable, the telescopic effect is achieved, and the cost is low; the length of the telescopic joint 8 can be adjusted as required.
The utility model is suitable for an installation of the steel vaulting pole 1 of length needs to be adjusted. For example, a foundation pit supported by a steel support 1 supporting system is also suitable for splicing and welding a plurality of sections of steel support rods 1.
The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements made by the method concept and technical solution of the present invention or directly applied to other occasions without improvement are all within the protection scope of the present invention.
Claims (7)
1. A foundation pit steel stay bar supporting device convenient to install is characterized by comprising a steel stay bar (1) and hoop assemblies (3) sleeved and clamped on two cast-in-place piles (2) to be connected, wherein flange plates (4) are arranged at two ends of the steel stay bar (1), a supporting cylinder (5) is welded on the side wall, facing the other cast-in-place pile (2), of the hoop assembly (3) of one cast-in-place pile (2), a first connecting flange plate (6) is arranged outside the supporting cylinder (5), a telescopic joint sleeve (7) is welded on the side wall, facing the first connecting flange plate (6), of the hoop assembly (3) of the other cast-in-place pile (2), a telescopic joint sleeve (7) is sleeved in the telescopic joint sleeve (7), the outer wall of the telescopic joint (8) is attached to the inner wall of the telescopic joint sleeve (7), a second connecting flange plate (9) is arranged at the outer end of the telescopic joint (8), two flange plates (4) of the steel stay bar (1) are respectively and fixedly connected with a first connecting flange plate (6) and a second connecting flange plate (9), and the outer wall of the expansion joint (8) is welded with the outer end face of the expansion joint sleeve (7).
2. The foundation pit steel stay bar supporting device convenient to install according to claim 1, wherein the telescopic joint (8) is of a cylindrical structure.
3. The foundation pit steel stay bar supporting device convenient and fast to install according to claim 2, wherein the hoop component (3) comprises two semicircular hoops, connecting lug plates (10) are arranged on two sides of the two semicircular hoops, a plurality of connecting holes are formed in the connecting lug plates (10) from top to bottom, and the connecting lug plates (10) corresponding to the two semicircular hoops are connected through fastening bolts in the connecting holes.
4. The foundation pit steel stay supporting device convenient to install according to claim 3, wherein a plurality of first reinforcing ribs (11) are uniformly distributed on the circumference of the side face, facing the steel stay (1), of the flange (4), and the first reinforcing ribs (11) are welded on the outer wall of the steel stay (1).
5. The foundation pit steel stay bar supporting device convenient to install according to claim 4, wherein a plurality of second reinforcing ribs (12) are uniformly distributed on the circumference of the side surface of the first connecting flange (6) facing the supporting cylinder (5), and the second reinforcing ribs (12) are welded on the outer wall of the supporting cylinder (5).
6. The foundation pit steel stay bar supporting device convenient to install according to claim 5, wherein a plurality of third reinforcing ribs (13) are uniformly distributed on the circumference of the side surface of the second connecting flange (9) facing the telescopic joint (8), and the third reinforcing ribs (13) are welded on the outer wall of the telescopic joint (8).
7. The foundation pit steel stay bar supporting device convenient to install according to claim 6, wherein the diameter of the telescopic joint sleeve (7) is 610mm, the length of the telescopic joint sleeve is 10cm, and the diameter of the telescopic joint (8) is 600 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021388830.3U CN213358628U (en) | 2020-07-15 | 2020-07-15 | Install convenient foundation ditch steel brace rod supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021388830.3U CN213358628U (en) | 2020-07-15 | 2020-07-15 | Install convenient foundation ditch steel brace rod supporting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213358628U true CN213358628U (en) | 2021-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021388830.3U Active CN213358628U (en) | 2020-07-15 | 2020-07-15 | Install convenient foundation ditch steel brace rod supporting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213358628U (en) |
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2020
- 2020-07-15 CN CN202021388830.3U patent/CN213358628U/en active Active
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