CN212425155U - Lifting system arranged on concrete structure floor slab - Google Patents
Lifting system arranged on concrete structure floor slab Download PDFInfo
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- CN212425155U CN212425155U CN202020787840.8U CN202020787840U CN212425155U CN 212425155 U CN212425155 U CN 212425155U CN 202020787840 U CN202020787840 U CN 202020787840U CN 212425155 U CN212425155 U CN 212425155U
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Abstract
A lifting system provided on a floor slab of a concrete structure, comprising a temporary support and a lifting device; the temporary supports are arranged on the floor slab at intervals, and every two temporary supports form a group; the bottom of the temporary support is provided with a first distribution beam, a second distribution beam and an embedded part; the second distribution beam is provided with at least one beam and is connected between the bottoms of the two first distribution beams; the embedded part is embedded in the top of the floor slab at a position corresponding to the second distribution beam, and the second distribution beam is connected with the floor slab through the embedded part; the top of the temporary support is connected with a third distribution beam; the lifting device comprises a lifting beam, a lifter and a steel strand; the lifting beam is connected between the third distribution beams at the top of each group of temporary supports; a through hole is formed in the middle of the lifting beam; the lifter is connected to the position, corresponding to the through hole, on the lifting beam; the steel strand is connected to the hoist, and the lower end of the steel strand passes through the perforation. The utility model provides a promotion work progress of large-span truss stride in the structure warp serious technical problem down.
Description
Technical Field
The utility model belongs to the technical field of the building engineering construction, in particular to set up the hoist system on concrete structure floor.
Background
The west door head steel structure of a certain project is a 90-meter long-span pipe truss structure, and when a horizontal truss structure of a roof is lifted, a traditional lifting measure structure is attached to the top of an originally designed vertical structure; if this project only sets up at its both sides vertical structure's top and promotes the platform, the lift span is the interval between the vertical structure of both sides, and the span is great to make the unsatisfied promotion construction requirement of roofing horizontal truss structure, can't solve the problem of warping down in the long-span truss strides.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a set up the lift system on concrete structure floor, the promotion work progress that will solve the large-span truss is striden well structure and is downwarped serious technical problem.
In order to achieve the above purpose, the utility model adopts the following technical scheme.
A lifting system arranged on a concrete structure floor slab is arranged on the floor slab and comprises a temporary support and a lifting device; the plurality of temporary supports are arranged on the floor slab at intervals, and every two temporary supports form a group; the bottom of the temporary support is provided with a first distribution beam, a second distribution beam and an embedded part; the number of the first distribution beams is two, the first distribution beams are longitudinally arranged in parallel at intervals, and each first distribution beam is transversely connected to the bottom of the temporary support; the second distribution beam is provided with at least one second distribution beam and is connected between the bottoms of the two first distribution beams; the embedded part is embedded in the top of the floor slab at a position corresponding to the second distribution beam, and the embedded part connects the second distribution beam with the floor slab; the top of the temporary support is connected with a third distribution beam; the third distribution beam is in a cross shape and is arranged along the diagonal line of the horizontal section of the temporary support; the lifting device comprises a lifting beam, a lifter and a steel strand; the lifting beam is connected between the third distribution beams at the top of each group of temporary supports; a through hole is formed in the middle of the lifting beam; the lifter is connected to the position, corresponding to the through hole, on the lifting beam; the steel strand is connected on the lifter, and the lower extreme of steel strand passes through in the perforation.
Preferably, the distance between the two temporary supports in each group is 1200 mm-1700 mm.
Preferably, the temporary support is of a truss structure and is formed by vertically splicing a group of truss standard sections; the standard truss section comprises a vertical rod, a horizontal web member and an inclined web member.
Preferably, the top and the bottom of the upright are respectively provided with a horizontal connecting plate; the peripheral edge of the connecting plate exceeds the peripheral edge of the vertical rod; connecting holes are formed in the positions, beyond the vertical rods, of the connecting plates at intervals along the circumferential direction; the truss standard sections are connected through connecting bolts penetrating through the connecting holes; stiffening plates are arranged between the connecting plate and the vertical rod at intervals along the circumferential direction.
Preferably, the upper part and the lower part of the upright rod are respectively provided with vertical connecting sleeves at intervals along the circumferential direction; a pull-in bolt is arranged in the connecting sleeve on the vertical adjacent upright rods; and the adjacent standard truss sections are correspondingly connected through the tie bolts.
Preferably, when the second distribution beam is provided with one at the bottom of the first distribution beam, said second distribution beam is connected to the bottom side of the bottom of the first distribution beam; a load distribution frame is arranged on the other side of the bottom of the first distribution beam; the load distribution frame is rectangular and is formed by connecting section steel rod pieces end to end; horizontal support rods are arranged on the inner sides of the load distribution frames; the horizontal support rods are arranged along the diagonal line of the load distribution frame.
Preferably, when two temporary supports in a group are respectively arranged on the floors of different layers, the end part of the first distribution beam positioned on the upper floor exceeds the edge of the upper floor and extends to one side close to the temporary support on the lower floor; a truss support is arranged below the part, exceeding the upper floor, of the first distribution beam positioned at the top of the upper floor; the truss supports are supported on the first distribution beams at corresponding positions.
Compared with the prior art, the utility model has the following characteristics and beneficial effect.
1. The utility model discloses set up interim support between the vertical structure of both sides, reduce the interval of hoisting point from 90m to 45 meters, it is littleer even, this kind of design has improved the structure atress situation of the large-span truss component of treating the hoist and mount, has satisfied the construction requirement, has solved the promotion work progress of large-span truss and has striden well structure and warp serious technical problem down.
2. The utility model provides a most components of lift system comprise truss standard festival and hot rolling shaped steel, and connect for the screw rod between the truss standard festival, and overall structure measure material preparation and installation are simple, and all measure materials all can have enough to meet the need recycling, practice thrift measure cost.
3. The utility model provides a bottom of temporary support is provided with first distribution roof beam and second distribution roof beam, can with the truss promote the living load in upper portion by temporary support and load distribution roof beam cooperation after transmit to the concrete beam on, need not carry out the back-lifting, reduce the measure quantity.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 is a schematic front structural view of the middle lift system of the present invention.
Fig. 2 is a schematic structural view of the temporary support in the present invention when the temporary support is connected by the connecting bolt.
Fig. 3 is a schematic structural view of the temporary support in the present invention when the temporary support is connected by the tie bolt.
Fig. 4 is a schematic front structural view of the lifting device arranged at the top of the temporary support frame.
Fig. 5 is a schematic perspective view of a lifting device disposed at the top of the temporary stand.
Fig. 6 is a schematic plan view of a lifting device arranged at the top of the temporary support.
Fig. 7 is a schematic structural view of the middle lifting beam of the present invention.
Reference numerals: 1-floor slab, 2-temporary support, 2.1-truss standard joint, 2.1.1-vertical rod, 2.1.2-horizontal web member, 2.1.3-diagonal web member, 2.2-connecting plate, 2.3-connecting bolt, 2.4-stiffening plate, 2.5-connecting sleeve, 2.6-pulling bolt, 3-first distribution beam, 4-second distribution beam, 5-embedded part, 6-third distribution beam, 7-lifting beam, 8-lifter, 9-steel strand, 10-perforation, 11-connecting hole, 12-load distribution frame, 13-horizontal support rod, 14-truss support, 15-ladder stand, 16-structural beam and 17-backing plate.
Detailed Description
As shown in fig. 1 to 7, the lifting system provided on a floor slab of a concrete structure, provided on a floor slab 1, includes a temporary support 2 and a lifting device; the plurality of temporary supports 2 are arranged on the floor slab 1 at intervals, and every two temporary supports 2 form a group; the bottom of the temporary support 2 is provided with a first distribution beam 3, a second distribution beam 4 and an embedded part 5; two first distribution beams 3 are arranged in parallel at intervals along the longitudinal direction, and each first distribution beam 3 is transversely connected to the bottom of the temporary support 2; the second distribution beam 4 is provided with at least one and is connected between the bottoms of the two first distribution beams 3; the embedded part 5 is embedded in the top of the floor slab 1 at a position corresponding to the second distribution beam 4, and the embedded part 5 connects the second distribution beam 4 with the floor slab 1; the top of the temporary support 2 is connected with a third distribution beam 6; the third distribution beam 6 is in a cross shape and is arranged along the diagonal line of the horizontal section of the temporary support 2; the lifting device comprises a lifting beam 7, a lifter 8 and a steel strand 9; the lifting beam 7 is connected between the third distribution beams 6 at the top of each group of temporary supports 2; a through hole 10 is arranged in the middle of the lifting beam 7; the lifter 8 is connected to the lifting beam 7 at a position corresponding to the through hole 10; the steel strands 9 are connected to the lifter 8, and the lower ends of the steel strands 9 pass through the through holes 10.
In this embodiment, the distance between the two temporary supports 2 in each group is 1200 mm-1700 mm.
In the embodiment, the temporary support 2 is of a truss structure and is formed by vertically splicing a group of truss standard sections 2.1; the standard truss section 2.1 comprises upright rods 2.1.1, horizontal web members 2.1.2 and inclined web members 2.1.3.
In this embodiment, the top and the bottom of the upright rod 2.1.1 are respectively provided with a horizontal connecting plate 2.2; the peripheral edge of the connecting plate 2.2 exceeds the peripheral edge of the upright stanchion 2.1.1; connecting holes 11 are formed in the part, exceeding the upright rods 2.1.1, of the connecting plate 2.2 at intervals along the circumferential direction; the truss standard sections 2.1 are connected through connecting bolts 2.3 penetrating through the connecting holes 11; stiffening plates 2.4 are arranged between the connecting plate 2.2 and the upright stanchion 2.1.1 at intervals along the annular direction.
In this embodiment, the upper part and the lower part of the upright rod 2.1.1 are respectively provided with vertical connecting sleeves 2.5 at intervals along the annular direction; a tie bolt 2.6 is arranged in a connecting sleeve 2.5 on the vertical adjacent upright rods 2.1.1; the tie bolts 2.6 correspondingly connect the adjacent truss standard sections 2.1.
In this embodiment, when the second distributor beam 4 is provided with one at the bottom of the first distributor beam 3, said second distributor beam 4 is attached to the bottom side of the bottom of the first distributor beam 3; a load distribution frame 12 is arranged on the other side of the bottom of the first distribution beam 3; the load distribution frame 12 is rectangular and is formed by connecting section steel rod pieces end to end; a horizontal stay bar 13 is arranged at the inner side of the load distribution frame 12; the horizontal stay bar 13 is arranged along the diagonal of the load distribution frame 12.
In the embodiment, when two temporary supports 2 in one group are respectively arranged on the floor slabs 1 of different layers, the end part of the first distribution beam 3 positioned on the upper floor slab exceeds the edge of the upper floor slab and extends to the side close to the temporary support 2 on the lower floor slab; a truss support 14 is arranged below the part, exceeding the upper floor, of the first distribution beam 3 positioned at the top of the upper floor; the truss supports 14 are supported on the first distribution beam 3 at corresponding positions.
In this embodiment, the temporary support 2 is hung with a ladder stand 15.
In this embodiment, the load distribution frame 12 and the second distribution beam 4 are both arranged on the floor slab 1 at a position corresponding to the structural beam 16 at the bottom of the floor slab 1.
In this embodiment, a backing plate 17 is padded between the lifting beam 7 and the third distribution beam 6.
Claims (7)
1. A lifting system arranged on a concrete structure floor slab is arranged on the floor slab (1) and comprises a temporary support (2) and a lifting device; the plurality of temporary supports (2) are arranged on the floor slab (1) at intervals, and every two temporary supports (2) form a group; the method is characterized in that: the bottom of the temporary support (2) is provided with a first distribution beam (3), a second distribution beam (4) and an embedded part (5); the number of the first distribution beams (3) is two, the first distribution beams are longitudinally arranged in parallel at intervals, and each first distribution beam (3) is transversely connected to the bottom of the temporary support (2); the second distribution beam (4) is provided with at least one and is connected between the bottoms of the two first distribution beams (3); the embedded part (5) is embedded in the top of the floor slab (1) at a position corresponding to the second distribution beam (4), and the embedded part (5) connects the second distribution beam (4) with the floor slab (1); the top of the temporary support (2) is connected with a third distribution beam (6); the third distribution beam (6) is in a cross shape and is arranged along the diagonal line of the horizontal section of the temporary support (2); the lifting device comprises a lifting beam (7), a lifter (8) and a steel strand (9); the lifting beams (7) are connected between the third distribution beams (6) at the top of each group of temporary supports (2); a through hole (10) is arranged in the middle of the lifting beam (7); the lifter (8) is connected to the lifting beam (7) at a position corresponding to the through hole (10); the steel strand (9) is connected to the lifter (8), and the lower end of the steel strand (9) passes through the through hole (10).
2. A lifting system provided on a floor of a concrete structure according to claim 1, wherein: the distance between the two temporary supports (2) in each group is 1200 mm-1700 mm.
3. A lifting system provided on a floor of a concrete structure according to claim 1, wherein: the temporary support (2) is of a truss structure and is formed by vertically splicing a group of truss standard sections (2.1); the standard truss section (2.1) comprises a vertical rod (2.1.1), a horizontal web member (2.1.2) and an inclined web member (2.1.3).
4. A lifting system provided on a floor of a concrete structure according to claim 3, wherein: the top and the bottom of the upright rod (2.1.1) are respectively provided with a horizontal connecting plate (2.2); the peripheral edge of the connecting plate (2.2) exceeds the peripheral edge of the vertical rod (2.1.1); connecting holes (11) are formed in the positions, exceeding the vertical rods (2.1.1), of the connecting plates (2.2) at intervals along the circumferential direction; the truss standard sections (2.1) are connected through connecting bolts (2.3) arranged in the connecting holes (11) in a penetrating mode; stiffening plates (2.4) are arranged between the connecting plate (2.2) and the upright stanchion (2.1.1) at intervals along the annular direction.
5. A lifting system provided on a floor of a concrete structure according to claim 3, wherein: the upper part and the lower part of the upright rod (2.1.1) are respectively provided with vertical connecting sleeves (2.5) at intervals along the annular direction; a tie bolt (2.6) is arranged in a connecting sleeve (2.5) on the vertical adjacent upright (2.1.1); and the tie bolts (2.6) correspondingly connect the adjacent truss standard sections (2.1).
6. A lifting system provided on a floor of a concrete structure according to claim 1, wherein: when the second distribution beam (4) is provided with one at the bottom of the first distribution beam (3), the second distribution beam (4) is connected to the bottom side of the bottom of the first distribution beam (3); a load distribution frame (12) is arranged on the other side of the bottom of the first distribution beam (3); the load distribution frame (12) is rectangular and is formed by connecting section steel rod pieces end to end; a horizontal stay bar (13) is arranged at the inner side of the load distribution frame (12); the horizontal support rods (13) are arranged along the diagonal line of the load distribution frame (12).
7. A lifting system provided on a floor of a concrete structure according to claim 1, wherein: when two temporary supports (2) in one group are respectively arranged on the floor slabs (1) of different layers, the end part of a first distribution beam (3) positioned on the upper floor slab exceeds the edge of the upper floor slab and extends to one side close to the temporary support (2) on the lower floor slab; a truss support (14) is arranged below the part, exceeding the upper floor, of the first distribution beam (3) positioned at the top of the upper floor; the truss supports (14) are erected on the first distribution beam (3) at corresponding positions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020787840.8U CN212425155U (en) | 2020-05-13 | 2020-05-13 | Lifting system arranged on concrete structure floor slab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020787840.8U CN212425155U (en) | 2020-05-13 | 2020-05-13 | Lifting system arranged on concrete structure floor slab |
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| Publication Number | Publication Date |
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| CN212425155U true CN212425155U (en) | 2021-01-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020787840.8U Active CN212425155U (en) | 2020-05-13 | 2020-05-13 | Lifting system arranged on concrete structure floor slab |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113323361A (en) * | 2021-06-08 | 2021-08-31 | 中国建筑第八工程局有限公司 | Construction method of high-altitude supporting operation frame based on bottom steel platform |
| CN113356597A (en) * | 2021-06-15 | 2021-09-07 | 浙江省一建建设集团有限公司 | Lifting process of large-span net rack and truss combined roof |
-
2020
- 2020-05-13 CN CN202020787840.8U patent/CN212425155U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113323361A (en) * | 2021-06-08 | 2021-08-31 | 中国建筑第八工程局有限公司 | Construction method of high-altitude supporting operation frame based on bottom steel platform |
| CN113323361B (en) * | 2021-06-08 | 2023-02-28 | 中国建筑第八工程局有限公司 | Construction method of high-altitude supporting operation frame based on bottom steel platform |
| CN113356597A (en) * | 2021-06-15 | 2021-09-07 | 浙江省一建建设集团有限公司 | Lifting process of large-span net rack and truss combined roof |
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