CN214365141U - Quick synchronous lifting device of building structure - Google Patents
Quick synchronous lifting device of building structure Download PDFInfo
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- CN214365141U CN214365141U CN202022449854.1U CN202022449854U CN214365141U CN 214365141 U CN214365141 U CN 214365141U CN 202022449854 U CN202022449854 U CN 202022449854U CN 214365141 U CN214365141 U CN 214365141U
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Abstract
The utility model discloses a fast and synchronous lifting device for building structures, which comprises at least two lifting components; each lifting assembly comprises a lifting base, a lifting support, a lifting beam, a through jack and a lifting suspender; the lifting base is positioned below a column-embracing bearing platform at the bottom of the structure to be lifted; the lifting support is fixedly arranged on the lifting base; the lifting beam is fixedly arranged at the top end of the lifting support; the straight-through jack is arranged on the lifting beam; the lifting suspender penetrates through the through jack, the lifting beam and the column-embracing bearing platform, is fastened to the bottom of the column-embracing bearing platform, and exerts pulling force on the lifting suspender through the through jack to synchronously lift the column-embracing bearing platform and the structure. The whole lifting construction process does not need to add a cushion block and reset the position of the jack, the lifting construction is safer and quicker, the operation is easy, the manufacturing cost is low, and the lifting construction can be split and repeatedly used, so that the lifting construction method has extremely high practical value.
Description
Technical Field
The utility model relates to a quick synchronous lifting device of building structure.
Background
Building structures are increasingly in demand for lifting the entire building for a variety of reasons. When the traditional lifting construction method is adopted for building lifting construction, the following problems often exist: (1) in the traditional lifting method, a cushion block is used as a lifting support, and when the lifting height is higher, the support erected by the cushion block is higher and has poor stability and is unsafe; (2) when the cushion block is added in the lifting construction process in the traditional lifting method, the construction operation difficulty is high; (3) the traditional lifting method needs to withdraw and arrange a jack for many times, and lifting construction does not have continuity, so that structural stress concentration is easy to cause damage; (4) the traditional lifting construction method has the advantages of low construction speed, long period and high cost.
SUMMERY OF THE UTILITY MODEL
For the construction security poor that overcomes above-mentioned traditional building lifting method existence, the construction operation degree of difficulty is big, construction speed is slow, the cost scheduling problem, the utility model provides a building structure is lifting device in step fast and its construction method, concrete technical scheme as follows:
a rapid synchronous lifting device for a building structure comprises at least two lifting components; each lifting assembly comprises a lifting base, a lifting support, a lifting beam, a through jack and a lifting suspender; the lifting base is positioned below a column-embracing bearing platform at the bottom of the structure to be lifted; the lifting support is fixedly arranged on the lifting base; the lifting beam is fixedly arranged at the top end of the lifting support; the straight-through jack is arranged on the lifting beam; the lifting suspender penetrates through the center-penetrating jack, the lifting beam and the column-embracing bearing platform and is fastened to the bottom of the column-embracing bearing platform.
According to the quick synchronous lifting device for the building structure, the lifting supports are at least two and equal in length and are fixedly installed on the lifting base through foundation bolts.
Preferably, in the aforementioned lifting device for quickly and synchronously lifting a building structure, the two lifting supports are made of H-shaped steel frames and are respectively fixed on two sides of the structure to be lifted.
In the rapid and synchronous lifting device for the building structure, the lifting beam is a steel beam, is connected with the lifting support through a bolt, and is provided with a first suspender through hole; a second suspender through hole corresponding to the first suspender through hole is formed in the embracing column bearing platform; the center-penetrating jack is arranged above the first suspender through hole, and the center-penetrating hole of the center-penetrating jack corresponds to the first suspender through hole and the second suspender through hole.
According to the quick synchronous lifting device for the building structure, the lifting suspender is made of finish rolling threaded steel bars and penetrates through the through hole of the through jack, the first suspender through hole and the second suspender through hole and then is fastened to the bottom of the embracing column bearing platform through nuts.
Preferably, in the rapid and synchronous lifting device for a building structure, two first suspender through holes are formed, and the two first suspender through holes are respectively located between the lifting support at two ends of the lifting beam and the structure to be lifted; the two penetrating jacks and the two lifting suspenders are respectively arranged on two sides of the structure to be lifted.
In the aforementioned fast and synchronous lifting device for building structures, the lifting base is made of concrete and is used as a supporting foundation for lifting.
Preferably, the device for rapidly and synchronously lifting the building structure comprises two lifting assemblies which are arranged on two sides of the structure to be lifted in parallel.
The construction method of the rapid synchronous lifting device for the building structure comprises the following steps:
1) determining the height of the lifting support according to the height requirement to be lifted; and mounting it at a designated position on the lifting base;
2) fixing the lifting beam at the top end of the lifting support, and installing a feed-through jack at the position provided with the through hole;
3) the lifting suspender penetrates through the straight-through jack, the lifting beam and the column-embracing bearing platform and is fastened at the bottom of the column-embracing bearing platform;
4) and applying tension to the lifting suspension rod through the through jack to synchronously lift the column-embracing bearing platform and the structure.
The utility model has the advantages that:
the utility model discloses every pin lifting device is by two piece at least H shaped steel columns, two finish rolling twisted steel, two punching jacks and capital girder steel are constituteed, can confirm the height of H shaped steel column according to the lifting high requirement during building lifting construction, fix the lifting device on the concrete foundation that needs lifting structure bottom during lifting construction, fix the installation of punching jack on the capital girder steel again, and through finish rolling twisted steel connection punching jack and embrace the post cushion cap, make through punching jack stretch-draw twisted steel and embrace post cushion cap and lifting structure up synchronous lifting. The whole lifting construction process does not need to add a cushion block and reset the position of the jack, and the lifting construction is safer, quicker, easy to operate and low in cost. And the utility model discloses behind the lifting device split, light in weight very easily transports and on-the-spot transport, repeatedly usable has fabulous practical value.
Drawings
Fig. 1 is a schematic side view of the structure of the rapid synchronous lifting device for building structure of the present invention;
fig. 2 is a schematic plan view of the structure of the building structure rapid synchronous lifting device of the present invention.
In the figure: 1. lifting the base; 2. lifting the support; 3. lifting the beam; 4. a feed-through jack; 5. lifting the suspender; 6. a structure to be lifted; 7. a column-embracing bearing platform; 8. anchor bolts; 9. a first boom through-hole; 10. a second boom through-hole; 11. and a nut.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the embodiments and the accompanying drawings. It is to be understood that the embodiments described are only some embodiments of the invention, and 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. The specific embodiment is as follows:
the embodiment relates to a quick and synchronous lifting device for a building structure and a construction method using the same. The device comprises at least two lifting assemblies as shown in fig. 1 and 2, wherein each lifting assembly comprises a lifting base 1, a lifting support 2, a lifting beam 3, a through jack 4 and a lifting suspender 5; the lifting base 1 is positioned below a column-embracing bearing platform 7 at the bottom of the structure 6 to be lifted; the lifting support 2 is fixedly arranged on the lifting base 1; the lifting beam 3 is fixedly arranged at the top end of the lifting support 2; the feed-through jack 4 is arranged above the lifting beam 3; the lifting suspender 5 penetrates through the through jack 4, the lifting beam 3 and the embracing column bearing platform 7, the bottom of the embracing column bearing platform 7 is fastened, the through jack 4 applies a pulling force to the lifting suspender 5, and the embracing column bearing platform 7 and the structure are synchronously lifted, so that the problems of poor construction safety, large construction operation difficulty, low construction speed, high construction cost and the like of the traditional building lifting method are solved.
As a preferred embodiment, the building structure rapid synchronous lifting device described in this embodiment includes two lifting assemblies, which are arranged in parallel on both sides of the structure 6 to be lifted. The column embracing bearing platform 7 at the bottom of the structure 6 to be lifted is made of reinforced concrete poured around the column and serves as a lifting bottom structure, each side of the column embracing bearing platform 7 is outwards expanded by about 300mm from the edge of the structure, and the height of the column embracing bearing platform 7 is determined according to lifting load calculation. In the embodiment, two lifting supports 2 of each lifting assembly are equal in length, the height of each lifting support is determined according to the height requirement of lifting required, the lifting supports are all made of H-shaped steel frames, and the lifting supports are fixedly mounted on lifting bases 1 on two sides of a structure to be lifted 6 through foundation bolts 8. The lifting base 1 is made of concrete and serves as a supporting base for lifting. The lifting beam 3 is a steel beam, is connected with the lifting support 2 through bolts, is provided with two first suspender through holes 9, and is respectively positioned between the lifting support 2 at two ends of the lifting beam 3 and the structure 6 to be lifted; a second suspender through hole 10 corresponding to the first suspender through hole 9 is arranged on the column-embracing bearing platform 7; the two penetrating jacks 4 are respectively arranged above the first suspender through hole 9, and the penetrating holes of the two penetrating jacks correspond to the first suspender through hole 9 and the second suspender through hole 10. The two lifting suspenders 5 are made of finish-rolled threaded steel bars, and the section size and the mounting nut size of the lifting suspenders are determined according to load calculation. The lifting suspender 5 passes through the through hole of the through jack 4, the first suspender through hole 9 and the second suspender through hole 10 and then is fastened at the bottom of the column-embracing bearing platform 7 through a nut 11.
The construction method of the rapid and synchronous lifting device for the building structure comprises the following steps:
1) determining the height of the lifting bracket 2 according to the height requirement to be lifted; and is mounted at a designated position on the lifting base 1. In the embodiment, the dead root lifting supports 2 of the two lifting assemblies are respectively arranged at four corners of the concrete lifting base 1.
2) The lifting beam 3 is fixed at the top end of the lifting support 2, and a through jack 4 is arranged at the position provided with the through hole. In this embodiment, the connected lifting beam 3 is respectively installed on the top end of the lifting support 2 on the same side through a bolt, and the four penetrating jacks 4 are respectively installed above a first suspender through hole 9 preset in the lifting beam 3.
3) Four lifting suspenders 5 penetrate through the center-penetrating jack 4, the lifting beam 3 and the column-embracing bearing platform 7 and are fastened at the bottom of the column-embracing bearing platform 7 through nuts 11.
4) Tension is applied to the lifting hanger rods 5 by the through-center jacks 4, so that the embracing column bearing platform 7 and the structure are synchronously lifted.
The utility model discloses the lifting device can confirm the height of H shaped steel column according to the lifting high requirement during the lifting construction, fixes the lifting device on the concrete foundation that needs lifting structure bottom during the lifting construction, fixes the installation of punching jack on the capital girder steel again to through finish rolling screw-thread steel bar connection punching jack and pillar cushion cap, make pillar cushion cap and lifting structure up synchronous lifting through punching jack stretch-draw finish rolling screw-thread steel bar. The whole lifting construction process does not need to add a cushion block and reset the position of the jack, and the lifting construction is safer, quicker, easy to operate and low in cost. And the utility model discloses behind the lifting device split, light in weight very easily transports and on-the-spot transport, repeatedly usable has fabulous practical value.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. The utility model provides a quick synchronous lifting device of building structure which characterized in that: the device comprises at least two lifting assemblies; each lifting assembly comprises a lifting base (1), a lifting support (2), a lifting beam (3), a through jack (4) and a lifting suspender (5); the lifting base (1) is positioned below a column-embracing bearing platform (7) at the bottom of the structure (6) to be lifted; the lifting support (2) is fixedly arranged on the lifting base (1); the lifting beam (3) is fixedly arranged at the top end of the lifting support (2); the feed-through jack (4) is arranged on the lifting beam (3); the lifting suspender (5) penetrates through the center-through jack (4), the lifting beam (3) and the column-embracing bearing platform (7) and is fastened to the bottom of the column-embracing bearing platform (7).
2. The building structure rapid synchronous lifting device according to claim 1, characterized in that: the lifting support (2) is at least two and equal in length, and is fixedly mounted on the lifting base (1) through foundation bolts (8).
3. The building structure rapid synchronous lifting device according to claim 2, characterized in that: the lifting support (2) are two, are made of H-shaped steel frames and are respectively fixed on two sides of the structure (6) to be lifted.
4. The building structure rapid synchronous lifting device according to claim 1, characterized in that: the lifting beam (3) is a steel beam, is connected with the lifting support (2) through bolts, and is provided with a first suspender through hole (9); a second suspender through hole (10) corresponding to the first suspender through hole (9) is arranged on the embracing column bearing platform (7); the center-penetrating jack (4) is arranged above the first suspender through hole (9), and the center-penetrating hole of the center-penetrating jack corresponds to the first suspender through hole (9) and the second suspender through hole (10).
5. The building structure rapid synchronous lifting device according to claim 1, characterized in that: lifting jib (5) are made for finish rolling twisted steel, and it is tied through nut (11) and is embraced post cushion cap (7) bottom behind the through-hole that passes through-core jack (4), first jib through-hole (9) and second jib through-hole (10).
6. The building structure rapid synchronous lifting device according to claim 4 or 5, characterized in that: the two first suspender through holes (9) are respectively positioned between the lifting support (2) at the two ends of the lifting beam (3) and the structure (6) to be lifted; the two penetrating jacks (4) and the two lifting suspenders (5) are respectively arranged on two sides of the structure (6) to be lifted.
7. The building structure rapid synchronous lifting device according to claim 1, characterized in that: the lifting base (1) is made of concrete and is used as a supporting foundation for lifting.
8. The building structure rapid synchronous lifting device according to claim 1, characterized in that: the device comprises two lifting assemblies which are arranged on two sides of a structure (6) to be lifted in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022449854.1U CN214365141U (en) | 2020-10-29 | 2020-10-29 | Quick synchronous lifting device of building structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022449854.1U CN214365141U (en) | 2020-10-29 | 2020-10-29 | Quick synchronous lifting device of building structure |
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| CN214365141U true CN214365141U (en) | 2021-10-08 |
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| CN202022449854.1U Active CN214365141U (en) | 2020-10-29 | 2020-10-29 | Quick synchronous lifting device of building structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112302366A (en) * | 2020-10-29 | 2021-02-02 | 江苏东南特种技术工程有限公司 | Rapid and synchronous lifting device for building structure and construction method |
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- 2020-10-29 CN CN202022449854.1U patent/CN214365141U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112302366A (en) * | 2020-10-29 | 2021-02-02 | 江苏东南特种技术工程有限公司 | Rapid and synchronous lifting device for building structure and construction method |
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