CN219753833U - High-low staggered elevator shaft concrete bottom plate construction structure - Google Patents
High-low staggered elevator shaft concrete bottom plate construction structure Download PDFInfo
- Publication number
- CN219753833U CN219753833U CN202321264099.7U CN202321264099U CN219753833U CN 219753833 U CN219753833 U CN 219753833U CN 202321264099 U CN202321264099 U CN 202321264099U CN 219753833 U CN219753833 U CN 219753833U
- Authority
- CN
- China
- Prior art keywords
- elevator shaft
- bottom plate
- concrete bottom
- shaft concrete
- low
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000010276 construction Methods 0.000 title claims abstract description 37
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 68
- 239000010959 steel Substances 0.000 claims abstract description 68
- 238000007493 shaping process Methods 0.000 claims description 4
- 238000002955 isolation Methods 0.000 description 6
- 239000004576 sand Substances 0.000 description 6
- 239000000725 suspension Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 238000005056 compaction Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The utility model discloses a construction structure of a high-low staggered elevator shaft concrete bottom plate, which comprises a high elevator shaft concrete bottom plate and a low elevator shaft concrete bottom plate which are staggered, wherein a disc buckle type steel pipe scaffold is arranged below the high elevator shaft concrete bottom plate, a jack type supporting structure is arranged below the low elevator shaft concrete bottom plate, the jack type supporting structure comprises bottom steel beams, hydraulic jacks, main ribs and secondary ribs, a connecting rod is arranged between two adjacent bottom steel beams, and an adjustable supporting rod is arranged between the bottom steel beam close to an outer wall of a basement and the outer wall of the basement. The disc buckle type steel pipe scaffold and the jack type supporting structure form a supporting system for construction of the concrete bottom plate of the elevator shaft with staggered height, the jack type supporting structure is high in bearing capacity and not easy to deform, large settlement is not generated, safety of the construction structure of the elevator shaft is improved, disassembly and assembly are facilitated, labor intensity is low, and construction efficiency is high.
Description
Technical Field
The utility model belongs to the technical field of elevator shafts, and particularly relates to a construction structure of a concrete bottom plate of an elevator shaft with staggered height.
Background
In order to reduce the influence caused by earthquake disasters, in recent years, the earthquake reduction and isolation technology is greatly popularized by some areas, the earthquake isolation structure is applied to a plurality of buildings, in order to ensure the earthquake isolation effect, an elevator shaft is required to be disconnected with an elevator foundation pit at the lower part of an earthquake isolation layer, the elevator shaft is connected with an upper structure of the earthquake isolation layer to form a suspension elevator shaft, at the moment, the distance between a concrete bottom plate of the suspension elevator shaft and the top surface of the elevator foundation pit is in a range of 0.5m to 0.7m, no operation space is caused for constructors, and the traditional fastener type steel pipe support frame or the disc buckle type steel pipe support frame cannot be erected and dismantled; in the Chinese patent utility model with the patent number ZL201510359255.1 and the name of a construction method of a suspension type elevator shaft of a shock isolation system, another construction method is proposed, wherein a fine sand layer is paved at the bottom of an elevator foundation pit, rammed, extruded sheets are placed on the fine sand layer, another extruded sheet is respectively arranged on two sides of the side wall of the elevator foundation pit and clings to the side wall of the elevator foundation pit, the construction of the suspension type elevator shaft is completed, and after the concrete strength reaches the design requirement, all the extruded sheets and the fine sand layer are taken out to complete the construction of the whole suspension type elevator shaft; in the practical construction, the labor intensity of constructors is high, the construction efficiency is low, and the total weight of the side wall of the elevator shaft and the concrete bottom plate reaches 50 tons, so that the bearing capacity of the extruded sheet and the fine sand layer is insufficient, the settlement is large, the collapse phenomenon is easy to occur, and serious potential safety hazards exist; therefore, a construction structure of a concrete floor of a high and low staggered elevator shaft, which is convenient for construction, should be provided.
Disclosure of Invention
The utility model aims to solve the technical problems in the prior art, and provides a construction structure of a high-low staggered elevator shaft concrete bottom plate, which has the advantages of simple structure, reasonable design, low labor intensity and high construction efficiency, and a supporting system for the construction of the high-low staggered elevator shaft concrete bottom plate is formed by a disc buckle type steel pipe scaffold and a jack type supporting structure together.
In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a height staggered elevator shaft concrete floor construction structure which characterized in that: including high elevator shaft concrete bottom plate and the low elevator shaft concrete bottom plate that is the height staggered arrangement, high elevator shaft concrete bottom plate below is provided with a set knot formula steel pipe scaffold, a set knot formula steel pipe scaffold top has laid first shaping template, low elevator shaft concrete bottom plate below is provided with jack formula bearing structure, jack formula bearing structure includes two at least bottom girder steel that parallel was laid, sets up hydraulic jack on the bottom girder steel, sets up the main edge on hydraulic jack's piston rod top and crisscross setting are in the inferior edge on the main edge, inferior edge upper berth is provided with the second shaping template, is provided with the connecting rod between the adjacent two the bottom girder steel, is close to the basement outer wall the bottom girder steel with be provided with adjustable bracing piece between the basement outer wall.
Foretell a height staggered elevator shaft concrete floor construction structure, its characterized in that: the vertical distance between the high-position elevator shaft concrete bottom plate and the bottom surface of the foundation pit is 4.5-5 m, and the vertical distance between the low-position elevator shaft concrete bottom plate and the bottom surface of the foundation pit is 0.5-0.7 m.
Foretell a height staggered elevator shaft concrete floor construction structure, its characterized in that: and the bottom steel beam, the main beam and the secondary beam are all I-shaped steel.
Compared with the prior art, the utility model has the following advantages:
1. according to the utility model, the tray buckle type steel pipe scaffold is arranged below the high-position elevator shaft concrete bottom plate, the jack type supporting structure is arranged below the low-position elevator shaft concrete bottom plate, the tray buckle type steel pipe scaffold and the jack type supporting structure jointly form a supporting system for construction of the high-low staggered elevator shaft concrete bottom plate, wherein the jack type supporting structure comprises a bottom steel beam, a hydraulic jack, a main rib and a secondary rib, the bottom steel beam, the hydraulic jack, the main rib and the secondary rib are rigidly connected, the bearing capacity of the bottom steel beam and the hydraulic jack is large, and the bottom steel beam and the hydraulic jack are not easy to deform, compared with the mode of adopting fine sand compaction or cement soil backfilling in the prior art, the bottom steel beam and the hydraulic jack cannot generate large settlement, so that the safety of the elevator shaft construction structure is improved, and meanwhile, the jack type supporting structure has the advantages of being convenient to construct and easy to assemble and disassemble.
2. According to the utility model, the connecting rods are arranged between two adjacent bottom layer steel beams, the number of the connecting rods between the two adjacent bottom layer steel beams is three, the plurality of connecting rods can connect the plurality of bottom layer steel beams into an integrated frame structure, the stability of the plurality of bottom layer steel beams can be enhanced, and the adjustable supporting rods are arranged between the bottom layer steel beams close to the basement outer wall and the basement outer wall, so that the connection between the integrated frame structure and the basement outer wall is realized by the adjustable supporting rods, and the integral frame structure can be prevented from being shifted under the condition of bearing heavy load, and the use effect is good.
3. The utility model has the advantages of simple structure, reasonable design, low construction strength, high construction efficiency and convenient popularization and application.
In conclusion, the utility model has simple structure and reasonable design, the coil buckle type steel pipe scaffold and the jack type supporting structure form a supporting system for construction of the concrete bottom plate of the elevator shaft with staggered height, the jack type supporting structure has large bearing capacity, is not easy to deform, cannot generate large settlement, is beneficial to improving the safety of the construction structure of the elevator shaft, is convenient to assemble and disassemble, has low labor intensity and has high construction efficiency.
The utility model is described in further detail below with reference to the drawings and examples.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic layout structure of the jack-type supporting structure in the foundation pit according to the present utility model. Reference numerals illustrate:
Detailed Description
As shown in fig. 1 and 2, the elevator comprises a high-rise elevator shaft concrete bottom plate 2 and a low-rise elevator shaft concrete bottom plate 3 which are arranged in a staggered manner, a disc buckle type steel pipe scaffold 4 is arranged below the high-rise elevator shaft concrete bottom plate 2, a first forming template 5 is laid at the top end of the disc buckle type steel pipe scaffold 4, a jack type supporting structure is arranged below the low-rise elevator shaft concrete bottom plate 3, the jack type supporting structure comprises at least two bottom steel beams 6 which are arranged in parallel, hydraulic jacks 7 arranged on the bottom steel beams 6, main ribs 8 arranged at the top ends of piston rods of the hydraulic jacks 7 and secondary ribs 9 which are arranged on the main ribs 8 in a staggered manner, a connecting rod 11 is arranged between two adjacent bottom steel beams 6, and an adjustable supporting rod 12 is arranged between the bottom steel beams 6 close to the basement outer wall 1 and the basement outer wall 1.
In this embodiment, through set up dish knot formula steel pipe scaffold 4 in eminence elevator shaft concrete bottom plate 2 below set up jack formula bearing structure in low side elevator shaft concrete bottom plate 3 below, dish knot formula steel pipe scaffold 4 and jack formula bearing structure form the supporting system of high low staggered elevator shaft concrete bottom plate construction jointly, wherein, jack formula bearing structure includes bottom girder steel 6, hydraulic jack 7, main rib 8 and secondary rib 9, be rigid connection between bottom girder steel 6, hydraulic jack 7, main rib 8 and the secondary rib 9, the bearing capacity of bottom girder steel 6 and hydraulic jack 7 is big, and be difficult for the deformation, compare with the mode that adopts fine sand compaction or cement soil backfill in prior art, bottom girder steel 6 and hydraulic jack 7 can not produce big settlement, help improving elevator shaft construction structure's security, simultaneously, jack formula bearing structure has the advantage of being convenient for construction, easy dismounting.
In this embodiment, one end of the adjustable support rod 12 is fixedly installed on the bottom steel beam 6 near the basement outer wall 1, and the other end of the adjustable support rod 12 abuts against the inner wall of the basement outer wall 1.
In this embodiment, through set up connecting rod 11 between two adjacent bottom girder steel 6, and two adjacent the quantity of connecting rod 11 between the bottom girder steel 6 is three, and a plurality of connecting rods 11 can be with a plurality of bottom girder steel 6 connection frame construction as an organic whole, can strengthen the stability of a plurality of bottom girder steel 6, again through being close to basement outer wall 1 bottom girder steel 6 with set up adjustable bracing piece 12 between the basement outer wall 1, utilize adjustable bracing piece 12 to realize being connected between an organic whole frame construction and the basement outer wall 1, under the circumstances of bearing heavy load, can avoid integrative frame construction to take place to shift, excellent in use effect.
In this embodiment, the vertical distance between the high-altitude elevator shaft concrete bottom plate 2 and the bottom surface of the foundation pit is 4.5 m-5 m, and the vertical distance between the low-altitude elevator shaft concrete bottom plate 3 and the bottom surface of the foundation pit is 0.5 m-0.7 m.
In this embodiment, the bottom steel beam 6, the main rib 8 and the secondary rib 9 are all i-beams.
In this embodiment, the number of the bottom steel beams 6 and the number of the main ribs 8 are three, three hydraulic jacks 7 are installed on each bottom steel beam 6 at equal intervals, and the number of the secondary ribs 9 is 10-15.
In the embodiment, the bottom steel beam 6 and the main beam 8 are both 18# I-steel, and the secondary beam 9 is 10# I-steel.
As shown in fig. 1 and 2, when assembling the jack-type supporting structure, firstly, three bottom layer steel beams 6 which are arranged in parallel are arranged on the bottom surface of a foundation pit, then, connecting rods 11 are welded between two adjacent bottom layer steel beams 6, adjustable supporting rods 12 are welded on the bottom layer steel beams 6 which are close to the basement outer wall 1, and the length of the adjustable supporting rods 12 is adjusted so that the other ends of the adjustable supporting rods 12 are abutted against the inner wall of the basement outer wall 1; secondly, three hydraulic jacks 7 are arranged on each bottom layer steel beam 6 at equal intervals, and the elevation of the top surfaces of piston rods of the nine hydraulic jacks 7 is leveled by using a leveling instrument, so that the allowable error of the elevation of the top surfaces of the piston rods of the nine hydraulic jacks 7 is 1mm; then, three main ribs 8 which are arranged in parallel are arranged on the top surfaces of piston rods of the nine hydraulic jacks 7, and the arrangement direction of the main ribs 8 is perpendicular to the arrangement direction of the bottom layer steel beam 6; then, a plurality of secondary ribs 9 are erected on the three main ribs 8 at equal intervals, and the secondary ribs 9 are fixedly connected with the main ribs 8 in an electric welding mode; and finally, paving a second forming template 10 on the secondary edges 9, and realizing the fixed connection between the second forming template 10 and the secondary edges 9 by spot welding short steel bars so as to avoid the sliding phenomenon of the second forming template 10.
When the jack type supporting structure is dismantled, only the screw switch of the hydraulic jack 7 is required to be opened firstly, so that the piston rod of the hydraulic jack 7 is contracted, at the moment, the jack type supporting structure is not subjected to load any more, then the second forming template 10, the secondary rib 9 and the main rib 8 are dismantled from top to bottom in sequence, and finally the adjustable supporting rod 12 is contracted, and the bottom layer steel beam 6 is dismantled, so that the jack type supporting structure can be dismantled.
The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, and any simple modification, variation and equivalent structural changes made to the above embodiment according to the technical substance of the present utility model still fall within the scope of the technical solution of the present utility model.
Claims (3)
1. The utility model provides a height staggered elevator shaft concrete floor construction structure which characterized in that: including high elevator shaft concrete bottom plate (2) and low elevator shaft concrete bottom plate (3) that are the height staggered arrangement, high elevator shaft concrete bottom plate (2) below is provided with dish knot formula steel pipe scaffold (4), first shaping template (5) have been laid on dish knot formula steel pipe scaffold (4) top, low elevator shaft concrete bottom plate (3) below is provided with jack formula bearing structure, jack formula bearing structure includes bottom girder steel (6) that two at least parallels were laid, sets up hydraulic jack (7) on bottom girder steel (6), set up main stupefied (8) and the crisscross setting on the piston rod top of hydraulic jack (7) are in secondary stupefied (9) on main stupefied (8), secondary stupefied (9) are last to be laid second shaping template (10), adjacent two be provided with connecting rod (11) between bottom girder steel (6), be close to basement outer wall (1) bottom girder steel (6) with basement outer wall (1) between are provided with bracing piece (12).
2. The construction structure of the concrete floor of the elevator shaft with staggered height according to claim 1, wherein: the vertical distance between the high-position elevator shaft concrete bottom plate (2) and the bottom surface of the foundation pit is in the range of 4.5 m-5 m, and the vertical distance between the low-position elevator shaft concrete bottom plate (3) and the bottom surface of the foundation pit is in the range of 0.5 m-0.7 m.
3. The construction structure of the concrete floor of the elevator shaft with staggered height according to claim 1, wherein: the bottom steel beam (6), the main rib (8) and the secondary rib (9) are all I-shaped steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321264099.7U CN219753833U (en) | 2023-05-23 | 2023-05-23 | High-low staggered elevator shaft concrete bottom plate construction structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321264099.7U CN219753833U (en) | 2023-05-23 | 2023-05-23 | High-low staggered elevator shaft concrete bottom plate construction structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219753833U true CN219753833U (en) | 2023-09-26 |
Family
ID=88077714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321264099.7U Active CN219753833U (en) | 2023-05-23 | 2023-05-23 | High-low staggered elevator shaft concrete bottom plate construction structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219753833U (en) |
-
2023
- 2023-05-23 CN CN202321264099.7U patent/CN219753833U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110206155B (en) | Bottom-added hydraulic jacking system and construction method | |
| CN209873846U (en) | Can have enough to meet need construction elevator basis and return reinforcing apparatus | |
| CN105442705A (en) | Large-span steel truss structure and installation method thereof | |
| CN100362200C (en) | Supporting displacement method for lifting component and supporting system thereof | |
| CN108999427B (en) | Support structure for moving load during building migration in place and construction method thereof | |
| CN209941511U (en) | Supporting device for high-altitude folding of bridge steel box girder by section hoisting | |
| CN110878555A (en) | Large-span underground space deep foundation pit supporting system and construction method | |
| CN212582721U (en) | Bearing platform of tower crane for vertical tower of top plate of foundation garage | |
| CN219753833U (en) | High-low staggered elevator shaft concrete bottom plate construction structure | |
| CN211949511U (en) | Aerial cast-in-place structure that encorbelments greatly strides sky combination bearing steel platform | |
| CN212897482U (en) | Construction platform for high-rise building overhanging structural layer | |
| CN102828616B (en) | High-formwork support system for roof | |
| CN111809654A (en) | Assembled tower crane foundation structure | |
| CN210066504U (en) | Large-span cantilever truss type bent cap support system | |
| CN113914658B (en) | Jacking pipe underpinning device and building jacking underpinning method | |
| CN202831628U (en) | Combined type bailey frame load-bearing shelving for pouring large span concrete beam | |
| CN212336080U (en) | Assembled tower crane foundation structure | |
| CN211973572U (en) | Processing device for solving conflict between steel pipe stand column and main structure | |
| CN215107098U (en) | Theatre main stage truck crane hoisting platform | |
| CN213572357U (en) | Basement board reinforcing structure under one-column one-pile working condition of top-down construction method | |
| CN219730220U (en) | Regularized adjustable construction elevator back-jacking device | |
| CN219175949U (en) | Open pore reinforced structure of large-span high-rise high brick wall | |
| CN212835483U (en) | Support steel foundation | |
| CN217439626U (en) | A support frame for building engineering supports temporarily | |
| CN219637982U (en) | Static load test device for static pressure piles of anchor rods |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |