CN217651844U - Overhanging type construction elevator concrete foundation structure - Google Patents
Overhanging type construction elevator concrete foundation structure Download PDFInfo
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- CN217651844U CN217651844U CN202221820263.3U CN202221820263U CN217651844U CN 217651844 U CN217651844 U CN 217651844U CN 202221820263 U CN202221820263 U CN 202221820263U CN 217651844 U CN217651844 U CN 217651844U
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Abstract
The utility model discloses an overhanging type construction elevator concrete foundation structure, including concrete foundation plate, basement major structure outer wall and elevator basic boundary beam, elevator basic boundary beam includes boundary beam and curb girder, boundary beam and curb girder are installed on the concrete foundation plate outside, be provided with two round steel pull rods on the boundary beam, be provided with reinforcing mechanism on the basement major structure outer wall, reinforcing mechanism includes U-shaped round steel, fixed steel plate, four nuts, two reinforcing floor plates and upright steel plate, U-shaped round steel is pre-buried in the basement major structure outer wall; u-shaped round steel and nut will fix the steel sheet on basement major structure outer wall, encorbelment concrete foundation plate, outside roof beam through wire rope, adopt pre-buried ironware on the major structure, adopt the diagonal draw bar form to encorbelment the concrete foundation of construction elevator to fix on major structure basement concrete boundary beam, construction convenience, favourable construction progress.
Description
Technical Field
The utility model belongs to the technical field of high-rise housing building engineering, concretely relates to overhanging type construction elevator concrete foundation structure.
Background
The existing construction elevator foundation form has a natural foundation form, namely the construction elevator foundation directly sits on a foundation with the bearing capacity meeting the requirement. There is also basement roof form, and the construction elevator basis directly sits on basement roof, carries out corresponding support in the basement and unloads, but can meet elevator basis position on the slope of foundation ditch in the construction, can not provide sufficient bearing capacity requirement.
The problem that the elevator foundation cannot provide enough bearing capacity requirement when the elevator foundation is located on the side slope of a foundation pit in the existing construction can be solved, and therefore an overhanging type construction elevator concrete foundation structure is provided for the problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a formula of encorbelmenting construction elevator concrete foundation structure to solve the elevator basis position that proposes in the above-mentioned background art and on the slope of foundation ditch, can't provide the problem that sufficient bearing capacity required.
In order to achieve the above object, the utility model provides a following technical scheme: overhanging type construction elevator concrete foundation structure, including concrete foundation plate, basement major structure outer wall and elevator basis boundary beam, concrete foundation plate is located between elevator basis boundary beam, and in concrete foundation plate and the interior reinforcing bar of elevator basis boundary beam implanted basement major structure outer wall, make concrete foundation plate, elevator basis boundary beam be in the state of encorbelmenting, elevator basis boundary beam includes boundary beam and curb girder, boundary beam and curb girder are installed on the concrete foundation plate outside, be provided with two round steel pull rods on the boundary beam, inside the bottom of round steel pull rod is buried inside the boundary beam, be provided with reinforcing mechanism on the basement major structure outer wall, reinforcing mechanism includes U-shaped round steel, fixed steel plate, four nuts, two reinforcing rib boards and upright steel plate, U-shaped round steel is pre-buried inside basement major structure, fixing steel plate and nut are run through on the U-shaped round steel top, reinforcing rib board symmetric distribution is in the both sides position of upright steel plate, reinforcing steel plate and upright steel plate welding, upright steel plate is located between two reinforcing rib boards, and outer wall welding pull rod.
Preferably, the C30 concrete is made the length of concrete foundation plate, width are 6.5m, thick 0.3m, first reinforcing bar diameter in the concrete foundation plate is 150mm, and first reinforcing bar is implanted in basement major structure outer wall, makes the concrete foundation plate be in the horizontality.
Preferably, all there are double-deck second reinforcing bar and stirrup in boundary beam and the curb girder, and upper second reinforcing bar has two, and the diameter is 18mm, and lower floor's second reinforcing bar has four, and the diameter is 25mm, and the stirrup has eight, and the stirrup is the same with first reinforcing bar diameter, and in the second reinforcing bar was implanted basement major structure outer wall, messenger boundary beam, curb girder and concrete foundation slab were in the horizontality.
Preferably, the second steel bars in the outer edge beam and the side beam and the first steel bars in the concrete foundation plate are all implanted into the outer wall of the main structure of the basement, and the concrete foundation plate, the outer edge beam and the side beam are in an overhanging state.
Preferably, the diameter of the round steel pull rod is 25mm, the bottom end of the round steel pull rod extends into the outer side beam, and the lower end of the round steel pull rod is of an L-shaped structure.
Preferably, the diameter of the U-shaped round steel is 25mm, the length, width and height of the fixing steel plate are 480mm, 350mm and 20mm respectively, and the length, width and height of the reinforcing rib plate are 200mm, 200mm and 20mm respectively.
Preferably, the upright steel plate is of an L-shaped structure, and the reinforcing rib plate is of a right-angled triangle structure.
Preferably, the round steel pull rod and the vertical steel plate are welded in an auxiliary mode through the tightening mechanism, the tightening mechanism comprises a first steel wire rope, a basket screw and a second steel wire rope, construction is convenient, and construction progress is facilitated.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through the concrete foundation slab that sets up, the boundary beam outward, U-shaped round steel, the round steel pull rod, upright steel sheet and reinforced rib plate, U-shaped round steel and nut will fix the steel sheet on basement major structure outer wall, and in the boundary beam was buried in the round steel pull rod bottom, the concrete foundation slab of encorbelmenting through wire rope, the boundary beam, adopt pre-buried ironware on the major structure, adopt the oblique pull rod form to encorbelment the concrete foundation of construction elevator and fix on major structure basement concrete boundary beam, and construction convenience, favourable construction progress.
Drawings
Fig. 1 is a plan view of the base of an elevator of the present invention;
fig. 2 is a side view of the elevator foundation of the present invention;
fig. 3 is a schematic view of the structure of the lower end of the diagonal draw bar of the utility model;
FIG. 4 is a schematic view of the upper end structure of the diagonal member of the present invention;
FIG. 5 is a schematic view of the structure of the upright steel plate at the upper end of the diagonal draw bar of the present invention;
fig. 6 is a schematic view of the structure of the rib plate of the upright steel plate at the upper end of the diagonal draw bar of the utility model;
FIG. 7 is a plan view of the upper end of the diagonal member of the present invention;
FIG. 8 is a structural diagram of an embedded part at the upper end of a diagonal draw bar of the utility model;
FIG. 9 is a schematic view of the welding measure structure of the diagonal draw bar of the present invention;
in the figure: 1. an outer edge beam; 2. round steel pull rods; 3. a concrete foundation slab; 4. an outer wall of the basement main structure; 5. erecting a steel plate; 6. a side beam; 7. u-shaped round steel; 8. fixing a steel plate; 9. a nut; 10. a reinforcing rib plate; 11. a first wire rope; 12. a basket screw; 13. a second wire rope.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.
Examples
Referring to fig. 1 to 9, the present invention provides a technical solution: overhanging type construction elevator concrete foundation structure, including concrete foundation plate 3, basement major structure outer wall 4 and elevator basis boundary beam, elevator basis boundary beam includes boundary beam 1 and curb girder 6, boundary beam 1 and curb girder 6 are installed on the concrete foundation plate 3 outside, be provided with two round steel pull rods 2 on the boundary beam 1, be provided with reinforcing mechanism on basement major structure outer wall 4, reinforcing mechanism includes U-shaped round steel 7, fixed steel plate 8, four nut 9, two reinforced rib plate 10 and upright steel sheet 5, U-shaped round steel 7 is pre-buried inside basement major structure outer wall 4, fixed steel plate 8 and nut 9 are run through on U-shaped round steel 7 top, U-shaped round steel 7 is as the pre-buried piece, pre-buried on basement major structure outer wall 4, U-shaped round steel 7 and two nut 9 are used for fastening fixed steel plate 8 and upright steel sheet 5, reinforced rib plate 10 symmetric distribution is in the both sides position of upright steel sheet 5, upright steel sheet 5 is located between two round steel pull rod 2 top, the reinforced rib plate 10 symmetry installation steel sheet of upright steel sheet 5, reinforced rib plate 10 and upright rib plate 5 welding connection.
In this embodiment, the length and width of the concrete foundation plate 3 made of C30 concrete are both 6.5m and 0.3m thick, and the diameter of the first steel bar in the concrete foundation plate 3 is 150mm.
In this embodiment, all there are double-deck second reinforcing bar and stirrup in outer roof beam 1 and the curb girder 6, and upper second reinforcing bar has two, and the diameter is 18mm, and lower floor's second reinforcing bar has four, and the diameter is 25mm, and the stirrup has eight, and the stirrup is the same with first reinforcing bar diameter, and the second reinforcing bar in outer roof beam 1 and the curb girder 6, in the first reinforcing bar in the concrete foundation plate 3 all planted basement major structure outer wall 4, outer roof beam 1 and curb girder 6 are in the horizontally stable state.
In this embodiment, the diameter of round steel pull rod 2 is 25mm, in round steel pull rod 2's bottom stretched into boundary beam 1, round steel pull rod 2's lower extreme was "L" type structure, the diameter of U-shaped round steel 7 was 25mm, 8 long, wide, high sizes of fixed steel sheet were 480mm respectively, 350mm and thick 20mm, reinforcing floor 10 is long, wide, high size is 200mm respectively, 200mm and 20mm, U-shaped round steel 7 is pre-buried on basement major structure outer wall 4 as the built-in fitting, U-shaped round steel 7 and two screw caps 9 are used for fastening fixed steel sheet 8 and upright steel sheet 5.
In this embodiment, the vertical steel plate 5 is an "L" shaped structure, the reinforcing ribs 10 are right-angled triangular structures, the reinforcing ribs 10 on both sides of the vertical steel plate 5 are symmetrically installed, and the reinforcing ribs 10 are welded to the vertical steel plate 5.
In this embodiment, the round steel pull rod 2 and the upright steel plate 5 are welded together by the tightening mechanism, the tightening mechanism includes a first steel wire rope 11, a flower basket screw 12 and a second steel wire rope 13, when the round steel pull rod 2 is welded to the upright steel plate 5, the round steel pull rod 2 is tightened by the first steel wire rope 11, the flower basket screw 12 and the second steel wire rope 13, so that the concrete foundation slab 3, the outer side beam 1 and the side beam 6 are in a cantilever state, and after welding, the first steel wire rope 11, the flower basket screw 12 and the second steel wire rope 13 are removed after the weld strength is reached.
The utility model discloses a theory of operation and use flow:
when the construction elevator foundation is in the sitting construction:
firstly, a concrete foundation plate 3 is located at the edge of a main structure, namely an elevator foundation position;
second reinforcing steel bars in the outer boundary beam 1 and the side beam 6 and first reinforcing steel bars in the concrete foundation plate 3 are implanted into the outer wall 4 of the basement main body structure;
thirdly, a fixing steel plate 8 with the thickness of 480mm multiplied by 350mm multiplied by 20mm is buckled on the outer wall 4 of the basement main body structure by utilizing U-shaped round steel 7 with the thickness of 25mm and a nut 9, both sides of the outer edge beam 1 adopt round steel pull rods 2 with the thickness of 25mm, and the bottom ends of the round steel pull rods 2 extend into the outer edge beam 1;
fourthly, welding an upright steel plate 5 on the fixed steel plate 8, tightening the round steel pull rod 2 by using a first steel wire rope 11, a flower basket screw 12 and a second steel wire rope 13, welding the upper end of the round steel pull rod 2 on the upright steel plate 5,
fifthly, after the fixed steel plate 8 and the vertical steel plate 5 are welded and the strength of the to-be-welded seam is reached, removing the first steel wire rope 11, the basket screw 12 and the second steel wire rope 13;
constructing a force transmission path of a stress system of the elevator foundation temporary structure: elevator → cantilever plate → boundary beam (outside roof beam 1 and curb girder 6) → steel bar pull rod (round steel pull rod 2) → welding seam → steel sheet (reinforcing floor 10 and upright steel sheet 5) → U-shaped bolt (U-shaped round steel 7 and nut 9 constitute) → major structure basement outer wall boundary beam, in the edge of major structure elevator foundation position promptly, adopt reinforced concrete structure's concrete foundation plate 3 as the basis, adopt pre-buried ironware on the major structure, adopt the diagonal draw bar form to fix the concrete foundation cantilever of construction elevator on major structure basement concrete boundary beam, construction convenience, favourable construction progress.
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 (8)
1. Overhanging type construction elevator concrete foundation structure, including concrete foundation plate (3), basement major structure outer wall (4) and elevator basis boundary beam, its characterized in that: elevator basis boundary beam includes boundary beam (1) and curb girder (6), install on concrete foundation plate (3) the outside boundary beam (1) and curb girder (6), be provided with two round steel pull rods (2) on boundary beam (1), be provided with reinforcing mechanism on basement major structure outer wall (4), reinforcing mechanism includes U-shaped round steel (7), fixed steel sheet (8), four nut (9), two reinforcing floor (10) and upright steel sheet (5), U-shaped round steel (7) are pre-buried inside basement major structure outer wall (4), fixed steel sheet (8) and nut (9) are run through on U-shaped round steel (7) top, reinforcing floor (10) symmetric distribution is in the both sides position of upright steel sheet (5), upright steel sheet (5) are located between two round steel pull rod (2) tops.
2. The overhanging construction elevator concrete foundation structure of claim 1, wherein: the length and the width of the concrete foundation plate (3) made of C30 concrete are both 6.5m and 0.3m thick, and the diameter of a first steel bar in the concrete foundation plate (3) is 150mm.
3. The overhanging construction elevator concrete foundation structure of claim 2, wherein: the outside roof beam (1) and curb girder (6) are interior all to have double-deck second reinforcing bar and stirrup, and upper second reinforcing bar has two, and the diameter is 18mm, and lower floor's second reinforcing bar has four, and the diameter is 25mm, and the stirrup has eight, and the stirrup is the same with first reinforcing bar diameter.
4. The overhanging construction elevator concrete foundation structure of claim 3, wherein: and second steel bars in the outer boundary beam (1) and the side beam (6) and first steel bars in the concrete foundation plate (3) are implanted into the outer wall (4) of the basement main structure.
5. The overhanging construction elevator concrete foundation structure of claim 1, wherein: the diameter of the round steel pull rod (2) is 25mm, the bottom end of the round steel pull rod (2) stretches into the outer side beam (1), and the lower end of the round steel pull rod (2) is of an L-shaped structure.
6. The overhanging construction elevator concrete foundation structure of claim 1, wherein: the diameter of the U-shaped round steel (7) is 25mm, the length, width and height of the fixed steel plate (8) are 480mm, 350mm and 20mm respectively, and the length, width and height of the reinforcing rib plate (10) are 200mm, 200mm and 20mm respectively.
7. The overhanging construction elevator concrete foundation structure of claim 1, wherein: the vertical steel plate (5) is of an L-shaped structure, and the reinforcing rib plate (10) is of a right-angled triangle structure.
8. The cantilever-type construction elevator concrete foundation structure according to claim 1, wherein: the round steel pull rod (2) and the vertical steel plate (5) are welded in an auxiliary mode through a tightening mechanism, and the tightening mechanism comprises a first steel wire rope (11), a flower basket screw rod (12) and a second steel wire rope (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221820263.3U CN217651844U (en) | 2022-07-13 | 2022-07-13 | Overhanging type construction elevator concrete foundation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221820263.3U CN217651844U (en) | 2022-07-13 | 2022-07-13 | Overhanging type construction elevator concrete foundation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217651844U true CN217651844U (en) | 2022-10-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221820263.3U Active CN217651844U (en) | 2022-07-13 | 2022-07-13 | Overhanging type construction elevator concrete foundation structure |
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| CN (1) | CN217651844U (en) |
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2022
- 2022-07-13 CN CN202221820263.3U patent/CN217651844U/en active Active
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