CN215252993U - Construction elevator foundation back-jacking device - Google Patents
Construction elevator foundation back-jacking device Download PDFInfo
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- CN215252993U CN215252993U CN202120170304.8U CN202120170304U CN215252993U CN 215252993 U CN215252993 U CN 215252993U CN 202120170304 U CN202120170304 U CN 202120170304U CN 215252993 U CN215252993 U CN 215252993U
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Abstract
The utility model relates to a construction elevator foundation back-jacking device, which comprises a central steel column and a plurality of edge steel columns which are respectively arranged around the central steel column and are arranged in an array; the movable supporting piece comprises a sleeve, a bolt and a supporting top plate, wherein the sleeve is connected to the top of the central steel column or the edge steel column in a sliding mode, the bolt is used for locking the sleeve, and the supporting top plate is arranged at the upper end of the sleeve; the upper parts of the central steel column and the edge steel column are provided with a plurality of adjusting holes which are vertically arranged at intervals, and the side wall of the sleeve is provided with jacks which are correspondingly matched with the adjusting holes; and the central steel column and the edge steel columns are fixedly connected through a plurality of transverse reinforcing structures which are vertically arranged at intervals. The utility model aims at providing a construction elevator basis returns top device. The utility model has the advantages that: the construction is convenient, the cost is low, the construction period is short, the construction is easy to alternate, and the repeated utilization can be realized.
Description
Technical Field
The utility model relates to a construction field, especially a construction elevator basis returns top equipment.
Background
The foundation back-jacking device of the construction elevator is based on the principle that the basement floor is not stressed, the upper load is transferred to the basement reinforcing support body through the floor, and the floor is only a force transfer medium. The construction elevator foundation is arranged on the surface of the top plate of the basement, and the bearing capacity of the surface design of the basement is far smaller than the maximum load to be borne by the foundation when the construction elevator runs, so that the top plate where the construction elevator foundation is located is reinforced (from the two aspects of self reinforcement of a structural floor slab and external increase of section steel back-jacking reinforcement). And (4) after the top plate concrete reaches the form removal strength, removing the next full framing system, and erecting a section steel column support on the next layer.
Traditional construction elevator basis returns top installation adopts full hall scaffold frame to return the top, and occupation space is big, and it is big to the follow-up procedure interlude construction influence, and most return top installation simple structure, and the functional singleness of use can only play simple supporting role mostly, can't satisfy modern user demand, and is very inconvenient.
Disclosure of Invention
The utility model aims at providing a construction elevator basis returns top device, its construction convenience, cost are low, the time limit for a project is short, easily alternate construction, reuse.
The purpose of the utility model is realized through the following technical scheme: a construction elevator foundation back-jacking device comprises a central steel column and a plurality of edge steel columns which are respectively arranged on the periphery of the central steel column and are arranged in an array manner; the movable supporting piece comprises a sleeve, a bolt and a supporting top plate, wherein the sleeve is connected to the top of the central steel column or the edge steel column in a sliding mode, the bolt is used for locking the sleeve, and the supporting top plate is arranged at the upper end of the sleeve; a plurality of adjusting holes which are vertically arranged at intervals are formed in the upper parts of the central steel column and the edge steel column, jacks which are correspondingly matched with the adjusting holes are formed in the side wall of the sleeve, and the adjusting holes and the jacks are locked through bolts; the central steel columns and the edge steel columns are fixedly connected through a plurality of transverse reinforcing structures which are vertically arranged at intervals, each transverse reinforcing structure comprises a transverse beam connected between every two adjacent edge steel columns and an oblique beam connected with the central steel columns, and the two ends of each oblique beam are connected with the transverse beams or the edge steel columns.
Compare prior art, the utility model has the advantages of:
the utility model discloses can effectively solve the construction elevator scene and adopt full hall scaffold frame to carry out the back-up, problem that occupation space is big. The construction elevator foundation back jacking device reinforces the construction elevator foundation construction through the back jacking of the section steel column, gives full play to the self characteristics of the H-shaped steel, and has the advantages of convenient construction, low manufacturing cost, short construction period, easy alternate construction, reusability and the like; the construction elevator foundation back-jacking device provides conditions for basement comprehensive pipeline construction, and turnover materials such as steel pipes are reduced; this construction elevator basis returns top device has increased the adjustable height structure of shaped steel, is convenient for adjust its height of returning the top in the minim.
Drawings
Fig. 1 is the structure schematic diagram of the utility model discloses a construction elevator basis returns top device embodiment.
Fig. 2 is a schematic view showing an adjustment state of a foundation back-up device of the construction elevator.
Fig. 3 is a schematic diagram of the disassembly state of the construction elevator foundation back-jacking device.
Fig. 4 is a schematic structural view of the movable support.
Fig. 5 is an operation principle diagram of the foundation back-jacking device of the construction elevator.
Description of reference numerals: 1 central steel column, 2 edge steel columns, 3 movable supporting pieces, 31 sleeves, 32 supporting top plates, 33 jacks, 34 bolts, 35 adjusting holes, 4 transverse reinforcing structures, 41 transverse beams, 42 oblique beams, 5 supporting bottom plates, 6 basement top plates, 7 mounting blocks and 8 elevators.
Detailed Description
The invention is described in detail below with reference to the drawings and examples of the specification:
fig. 1 to 5 show a schematic view of an embodiment of a foundation back-jacking device for a construction elevator provided by the present invention.
A construction elevator foundation back-jacking device comprises a central steel column 1 and a plurality of edge steel columns 2 which are respectively arranged on the peripheral side of the central steel column 1 and are arranged in an array manner;
the top parts of the central steel column 1 and the edge steel column 2 are provided with movable supporting pieces 3 for adjusting the height, and each movable supporting piece 3 comprises a sleeve 31 connected to the top part of the central steel column 1 or the edge steel column 2 in a sliding manner, a bolt 34 for locking the sleeve 31 and a supporting top plate 32 at the upper end of the sleeve 31;
a plurality of adjusting holes 35 which are vertically arranged at intervals are formed in the upper parts of the central steel column 1 and the edge steel column 2, inserting holes 33 which are correspondingly matched with the adjusting holes 35 are formed in the side wall of the sleeve 31, and the adjusting holes 35 and the inserting holes 33 are locked through bolts 34;
the central steel columns 1 and the edge steel columns 2 are connected and fixed through a plurality of transverse reinforcing structures 4 arranged at intervals vertically, each transverse reinforcing structure 4 comprises a transverse beam 41 connected between adjacent edge steel columns 2 and an oblique beam 42 connected with the central steel columns 1, and two ends of each oblique beam 42 are connected with the transverse beams 41 or the edge steel columns 2.
The number of the edge steel columns 2 is four, and the edge steel columns 2 are distributed in a rectangular array.
The transverse beam 41 and the oblique beam 42 are fixed on the central steel column 1 and the edge steel column 2 by welding.
The central steel column 1 and the edge steel column 2 are both H-shaped steel. The lower part of the sleeve 31 is provided with an H-shaped jack matched with the H-shaped steel.
The sleeve 31 is provided with a plurality of insertion holes 33, and the insertion holes 33 are arranged at intervals up and down, and the interval between the insertion holes 33 is consistent with that between the adjusting holes 35.
And supporting bottom plates 5 are arranged at the bottoms of the central steel column 1 and the edge steel column 2.
The two transverse reinforcing structures 4 are arranged, and the oblique beams 42 on the two transverse reinforcing structures 4 are arranged in a staggered manner.
The working process of the utility model is as follows:
when the construction elevator is installed in the construction of the basement main body, the construction elevator foundation jacking device is placed in the standard section area of the construction elevator base, the height of the movable supporting piece is adjusted, the supporting top plate 32 on the movable supporting piece is pressed against the lower side of the basement top plate 6, the installation block 7 of the construction elevator is poured on the upper side of the basement top plate 6, and the installation of the elevator 8 is completed on the installation block.
Claims (7)
1. The utility model provides a construction elevator basis returns top device which characterized in that: the steel column comprises a central steel column (1) and a plurality of edge steel columns (2) which are arranged on the peripheral side of the central steel column (1) in an array manner;
the movable supporting pieces (3) used for adjusting the height are arranged at the tops of the central steel column (1) and the edge steel column (2), and each movable supporting piece (3) comprises a sleeve (31) which is connected to the top of the central steel column (1) or the edge steel column (2) in a sliding mode, a bolt (34) used for locking the sleeve (31) and a supporting top plate (32) at the upper end of the sleeve (31);
the upper parts of the central steel column (1) and the edge steel column (2) are provided with a plurality of adjusting holes (35) which are vertically arranged at intervals, the side wall of the sleeve (31) is provided with inserting holes (33) which are correspondingly matched with the adjusting holes (35), and the adjusting holes (35) and the inserting holes (33) are locked through bolts (34);
the central steel column (1) and the edge steel columns (2) are fixedly connected through a plurality of transverse reinforcing structures (4) which are vertically arranged at intervals, each transverse reinforcing structure (4) comprises a transverse beam (41) connected between every two adjacent edge steel columns (2) and an oblique beam (42) connected with the central steel column (1), and the two ends of each oblique beam (42) are connected with the corresponding transverse beam (41) or the corresponding edge steel column (2).
2. The construction elevator foundation coping apparatus according to claim 1, wherein: the edge steel columns (2) are arranged in four, and each edge steel column (2) is distributed in a rectangular array.
3. The construction elevator foundation coping apparatus according to claim 1, wherein: and the transverse beam (41) and the oblique beam (42) are fixed on the central steel column (1) and the edge steel column (2) in a welding mode.
4. The construction elevator foundation coping apparatus according to claim 1, wherein: the central steel column (1) and the edge steel column (2) are both H-shaped steel.
5. The construction elevator foundation coping apparatus according to claim 1, wherein: the sleeve (31) is provided with a plurality of insertion holes (33), the insertion holes (33) are arranged at intervals up and down, and the distance between the insertion holes is consistent with that between the adjustment holes (35).
6. The construction elevator foundation coping apparatus according to claim 1, wherein: and supporting bottom plates (5) are arranged at the bottoms of the central steel column (1) and the edge steel column (2).
7. The construction elevator foundation coping apparatus according to any one of claims 1 to 6, wherein: the two transverse reinforcing structures (4) are arranged, and the oblique beams (42) on the two transverse reinforcing structures (4) are arranged in a staggered mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120170304.8U CN215252993U (en) | 2021-01-21 | 2021-01-21 | Construction elevator foundation back-jacking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120170304.8U CN215252993U (en) | 2021-01-21 | 2021-01-21 | Construction elevator foundation back-jacking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215252993U true CN215252993U (en) | 2021-12-21 |
Family
ID=79499206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120170304.8U Active CN215252993U (en) | 2021-01-21 | 2021-01-21 | Construction elevator foundation back-jacking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215252993U (en) |
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2021
- 2021-01-21 CN CN202120170304.8U patent/CN215252993U/en active Active
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