CN116856534A - Inter-building lifting corridor and use method thereof - Google Patents
Inter-building lifting corridor and use method thereof Download PDFInfo
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- CN116856534A CN116856534A CN202310882059.7A CN202310882059A CN116856534A CN 116856534 A CN116856534 A CN 116856534A CN 202310882059 A CN202310882059 A CN 202310882059A CN 116856534 A CN116856534 A CN 116856534A
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- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000010276 construction Methods 0.000 claims abstract description 14
- 238000012360 testing method Methods 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 24
- 239000010959 steel Substances 0.000 claims description 24
- 241000276425 Xiphophorus maculatus Species 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000009435 building construction Methods 0.000 abstract description 2
- 230000001360 synchronised effect Effects 0.000 description 11
- 230000002159 abnormal effect Effects 0.000 description 4
- 101000914628 Homo sapiens Uncharacterized protein C8orf34 Proteins 0.000 description 3
- 102100027225 Uncharacterized protein C8orf34 Human genes 0.000 description 3
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- 238000004891 communication Methods 0.000 description 1
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- 238000012938 design process Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/0046—Loggias
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/162—Handles to carry construction blocks
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses an inter-building lifting corridor and a use method thereof, and relates to the technical field of building construction equipment, wherein the inter-building lifting corridor comprises a long-side corridor and a short-side corridor, the short-side corridor is of a plate-shaped structure, the long-side corridor is of a truss structure, the left side and the right side of the long-side corridor are respectively provided with a derrick, one side of the derrick, which is far away from the long-side corridor, is provided with a column fixed on a building body, and the derrick is fixedly connected with the column; the beneficial effects are that: in the construction process, the corridor is assembled on the assembly jig frame at the projection position below the corridor, so that the risk coefficient is low, the operation is convenient, and the installation efficiency is high; the upright posts and the diagonal braces of the lifting frame are connected with the building body in a direct concrete pre-embedding mode, and the structure is adopted, so that the site construction safety is ensured, the engineering cost is reduced, and the construction period is shortened; the corridor is lifted layer by layer from top to bottom to be assembled in sequence before formal lifting, then formal lifting is performed after testing is completed, generation of dangerous factors is effectively controlled, and safety risks during construction are reduced.
Description
Technical Field
The invention relates to the technical field of building construction equipment, in particular to an inter-building lifting corridor and a use method thereof.
Background
In recent years, along with the continuous development of cities, building structures are developed in a diversified manner, in order to meet the requirements of structural functionality and appearance effects, a plurality of owners are provided with connecting structures among a plurality of tower buildings to connect building groups, so that an upper multi-layer through connected building is formed, the connected building usually adopts a steel structure, and is often designed into a steel structure corridor form to be connected with two or more tower buildings in the design process. The structure has the characteristics of heavy structure, high deformation requirement, high installation precision, large section size, large member hoisting difficulty, high construction safety risk, high quality standard and the like.
Based on the characteristics of the steel frame corridor, the assembly position of the steel frame corridor is reserved between the group towers, the integral assembly of the lifting platform is adopted, and the synchronous lifting method of the hydraulic lifter is adopted at present; or a high-altitude bulk assembly method is adopted by using a large-scale tower crane, and the defects of the existing steel structure corridor construction method on the market are as follows:
(1) In the construction process, as the steel frame corridor is assembled and needs to adopt a large-sized automobile crane to walk and operate the first floor, the bearing capacity of the floor cannot meet the requirements. If the steel pipe frame is adopted, the supporting measure cost is high, the quality is difficult to guarantee, the later dismantling difficulty is high, and the requirement of the progress node of the owner is difficult to meet;
(2) When the steel frame corridor is assembled on the ground, the steel frame corridor is integrally lifted through the ultra-long lifting platform, safety risks exist in the lifting process, and meanwhile the integral lifting efficiency is reduced;
(3) Because the decorative layer exists at the bottom of the steel frame corridor, the construction difficulty is high, the operation is difficult, the safety risk exists, and the quality of the nodes is difficult to guarantee.
Disclosure of Invention
The invention aims to solve the problems and provide an inter-building lifting corridor and a using method thereof.
The invention realizes the above purpose through the following technical scheme:
the utility model provides a building interlude lift vestibule and application method thereof, includes long limit vestibule and minor face vestibule, the minor face vestibule is platelike structure, long limit vestibule is truss structure, long limit vestibule left and right sides is provided with the derrick respectively, derrick keeps away from long limit vestibule one side and is provided with the stand of fixing on the building body, the derrick with stand fixed connection, derrick upper end fixed mounting has the hoisting frame, fixed mounting has the lifting machine on the hoisting frame, the movable end of lifting machine pass through special steel strand wires with the four corners fixed connection of long limit vestibule, derrick upper portion fixed mounting has the post-mounting member, the post-mounting member with the both ends shape of long limit vestibule corresponds; and an assembling jig frame is arranged at the projection position below the long-side corridor, and two ends of the assembling jig frame are fixedly connected with the derrick.
Preferably: the long-side corridor is 4-5 layers and welded up and down, and the short-side corridor is 2-3 layers.
Preferably: the lifting frame comprises two triangular supports, connecting rods and inclined struts, wherein the triangular supports are close to one side of the long-side corridor and fixedly connected with each other through the connecting rods, the triangular supports are far away from one side of the long-side corridor and fixedly connected with a building body through the inclined struts, and the triangular supports are close to one end of the long-side corridor and fixedly mounted with the lifting machine.
The application method of the inter-building lifting corridor specifically comprises the following steps:
step S1: analyzing site construction conditions and structural arrangement, and selecting the types and the number of the galleries from the aspects of safety, assembly efficiency, consumption of assembly temporary measures and the like of steel structure assembly;
step S2: arranging and assembling the jig frame according to the vertical projection position of the long-side corridor truss and the distribution of the basement beam columns, and installing a derrick in a post-installation rod piece area;
step S3: assembling trusses on the assembling jig frame, installing post-assembled rod pieces to pre-assembling positions on the derrick in advance, arranging the pre-assembling positions of the post-assembled rod pieces and the corridor trusses in a staggered mode in the vertical direction, guaranteeing that the post-assembled rod pieces do not affect the lifting of the long-side corridor trusses, and installing the long-side corridor trusses in place by using a chain block after the long-side corridor trusses are integrally lifted to a designed elevation;
step S4: assembling the truss on the assembling jig frame, debugging the hydraulic system, suspending the lifting after the hydraulic system tries to lift by about 100mm, and finely adjusting the elevation of each lifting point of the long-side gallery truss;
step S5: the long-side gallery truss is in a designed posture, the midspan maximum deformation of the long-side gallery truss is measured and recorded, and the long-side gallery truss stands for 12 hours;
step S6: after the test lifting is carried out without problems, the long-side corridor truss is integrally lifted to the designed elevation, the elevation of each lifting point of the long-side corridor truss is finely adjusted to be in the designed attitude, the rear mounting rod piece is mounted in place by using the chain block, temporary measures are removed, and the roof steel structure mounting is completed.
Compared with the prior art, the invention has the beneficial effects that:
1. in the construction process, the corridor is assembled on the assembly jig frame at the projection position below the corridor, so that the risk coefficient is low, the operation is convenient, and the installation efficiency is high;
2. the upright posts and the inclined struts of the lifting frame are connected with the building body in a direct concrete pre-embedding mode, and the structure is adopted, so that the site construction safety is ensured, the engineering cost is reduced, and the construction period is shortened;
3. according to the invention, the corridor is lifted layer by layer and assembled from top to bottom before formal lifting, and then the formal lifting is performed after the test is completed, so that the generation of dangerous factors is effectively controlled, and the safety risk during construction is reduced.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings that are necessary for the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
Fig. 1 is a schematic perspective view of an inter-floor lifting corridor according to the present invention.
Fig. 2 is a schematic perspective view of a long-side corridor of the inter-floor lifting corridor according to the present invention.
Fig. 3 is a front view of a long side corridor of an inter-floor lifting corridor according to the present invention.
Fig. 4 is a schematic perspective view of a derrick of an inter-floor lifting corridor according to the present invention.
Fig. 5 is a schematic perspective view of an assembled jig frame of an inter-building lifting corridor.
Fig. 6 is a schematic perspective view of a lifting frame of an inter-floor lifting corridor according to the present invention.
The reference numerals are explained as follows:
1. a long-side corridor; 2. a derrick; 3. a column; 4. a lifting frame; 41. a tripod; 42. a connecting rod; 43. diagonal bracing; 5. short side gallery; 6. post-mounting a rod piece; 7. assembling the jig frame; 8. building body.
Detailed Description
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention, and furthermore, the terms "first", "second", etc. are used for descriptive purposes only and should not be construed to indicate or imply relative importance or implying a number of the indicated technical features, whereby the features defining "first", "second", etc. may explicitly or implicitly include one or more of such features.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or by communication between two elements, the specific meaning of the terms in the present disclosure will be understood by those skilled in the art in view of the specific circumstances.
The invention is further described below with reference to the accompanying drawings:
as shown in figure 1, the inter-building lifting corridor and the use method thereof comprise a long-side corridor 1 and a short-side corridor, wherein the short-side corridor is of a plate-shaped structure, the use requirement is met, the structure is simplified, the cost is reduced, the long-side corridor 1 is of a truss structure, the long-span steel structure supporting strength is met, the left side and the right side of the long-side corridor 1 are respectively provided with a derrick 2, the derrick 2 is used for supporting and lifting, one side of the derrick 2 far from the long-side corridor 1 is provided with a vertical column 3 fixed on a building body 8, the vertical column 3 is used for supporting, the derrick 2 is fixedly connected with the vertical column 3, the upper end of the derrick 2 is fixedly provided with a lifting frame 4, a lifting machine is fixedly arranged on the lifting frame 4, the lifting machine is used for lifting the corridor, the lifting machine is an XY-TS hydraulic lifter, the upper part of the lifting machine is fixedly connected with four corners of the long-side corridor 1 through special steel strands, the rear mounting rod pieces 6 are fixedly arranged at the upper parts of the derrick 2, the rear mounting rod pieces 6 are used for guaranteeing the lifting use, and simultaneously, the butt connection with the building body 8 can be quickly realized, and the shape of the rear mounting rod pieces 6 corresponds to the two ends of the long-side corridor 1; an assembling jig frame 7 is arranged at the projection position below the long-side corridor 1, the assembling jig frame 7 is used for increasing the field supporting strength, and two ends of the assembling jig frame 7 are fixedly connected with the derrick 2; the long-side corridor 1 is 4-5 layers and is welded up and down, and the short-side corridor is 2-3 layers; the hoisting frame 4 includes the tripod 41, connecting rod 42 and bracing 43, the quantity of tripod 41 is two, be close to long limit vestibule 1 one side between two tripod 41 and pass through connecting rod 42 fixed connection, tripod 41 keeps away from long limit vestibule 1 one side and passes through bracing 43 and building body 8 fixed connection, stand 3 and bracing 43 of hoisting frame 4 all are connected with the direct concrete pre-buried mode of building body, increase tripod 41 and support the bearing capacity of promotion, tripod 41 is close to long limit vestibule 1 one end fixed mounting lifting machine.
The application method of the inter-building lifting corridor comprises the following specific flow (taking a long-side corridor 1 as an example):
(1) Firstly, assembling a truss of the long-side gallery 1 right below the installation position of the truss into an integral lifting unit by utilizing an assembling jig frame 7;
(2) The lifting frames 4 are arranged by utilizing a concrete structure, 4 groups are arranged in total, and each group is provided with 1 XY-TS-type hydraulic lifter according to each counter force, and the total number of the hydraulic lifters is 4;
(3) Installing hydraulic synchronous lifting system equipment on the lifting frame 4, wherein the equipment comprises a lifter, a sensor and the like;
(4) Temporary measures such as a temporary lifting appliance for lifting the lower lifting point and a temporary rod piece are installed at the position, corresponding to the upper lifting point, of the lifting unit;
(5) Installing a special bottom anchor and a special steel strand between the lifting upper and lower lifting points;
(6) Debugging a hydraulic synchronous lifting system;
(7) Checking whether all temporary measures of the lifting unit and the hydraulic synchronous lifting meet design requirements;
(8) After confirming that the error is not found, starting to try to lift;
(9) Gradually loading according to the sequence of 20%, 40%, 60%, 70%, 80%, 90%, 95% and 100% of the designed load until the lifting unit is separated from the assembly platform;
(10) After the lowest point of the lifting unit is separated from the jig frame by about 100mm, suspending lifting;
(11) The elevation of each lifting point of the lifting unit is finely adjusted to be in a designed attitude, the maximum deformation of the lifting unit in the midspan is measured and recorded, and the lifting unit stands for 2 to 24 hours;
(12) Checking whether the steel structure lifting unit and the hydraulic synchronous lifting temporary measure are abnormal or not again, and comparing the measured data with the ground clearance;
(13) After confirming that no abnormal condition exists, starting formal lifting;
(14) Suspending lifting after integrally lifting the lifting unit by about 10.2 m;
(15) Starting to install the residual truss to form a whole;
(16) Debugging a hydraulic synchronous lifting system;
(17) Checking whether all temporary measures of the lifting unit and the hydraulic synchronous lifting meet design requirements;
(18) After confirming that the error is not found, starting to try to lift;
(19) Gradually loading according to the sequence of 20%, 40%, 60%, 70%, 80%, 90%, 95% and 100% of the designed load until the lifting unit is separated from the assembly platform;
(20) After the lowest point of the lifting unit is separated from the jig frame by about 100mm, suspending lifting;
(21) The elevation of each lifting point of the lifting unit is finely adjusted to be in a designed attitude, the maximum deformation of the lifting unit in the midspan is measured and recorded, and the lifting unit stands for 2 to 24 hours;
(22) Checking whether the roof steel structure lifting unit and the hydraulic synchronous lifting temporary measure are abnormal or not again, and comparing the measured data with the ground clearance;
(23) After confirming that no abnormal condition exists, starting formal lifting;
(24) Suspending lifting when the lifting unit is lifted to a distance of about 1000mm from the designed elevation;
(25) Measuring the actual elevation of each lifting point, comparing the actual elevation with the designed elevation, and making a record as a basis for continuous lifting;
(26) The hydraulic synchronous lifting speed is reduced, and the ' fine tuning ' and inching ' functions of the hydraulic synchronous lifting computer control system are utilized to enable each lifting point to slowly and sequentially reach the designed elevation, so that the installation requirement is met;
(27) After the rod piece 6 is installed, a complete stress system is formed;
(28) The hydraulic synchronous lifting system is used for carrying out graded unloading according to the sequence of 95%, 90%, 80%, 70%, 60%, 50%, 40%, 30% and 20% until the steel stranded wires are loosened, and the load of the steel structure is completely transferred to the steel column;
(29) Removing a hydraulic lifting system, temporary measures and the like to finish the lifting operation of the long-edge gallery 1;
(30) Lifting of the remaining lifting units is accomplished in accordance with the above method.
The long-side gallery 1, the derrick 2, the upright 3, the short-side gallery 5 and the post-loading rod member 6 are all general standard components or components known to those skilled in the art, and the structure and principle of the components are known to those skilled in the art through technical manuals or through routine experimental methods, so that no excessive description is made here.
While there have been shown and described what are at present considered to be fundamental principles, main features and advantages of the present invention, it will be understood by those skilled in the art that the present invention is not limited to the foregoing embodiments, but rather, the foregoing embodiments and description illustrate only the principles of the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (4)
1. The utility model provides a lift vestibule between building, includes long limit vestibule (1) and minor face vestibule, its characterized in that: the long-side gallery is of a platy structure, the long-side gallery (1) is of a truss structure, the left side and the right side of the long-side gallery (1) are respectively provided with a derrick (2), one side, far away from the long-side gallery (1), of the derrick (2) is provided with a stand column (3) fixed on a building body (8), the derrick (2) is fixedly connected with the stand column (3), the upper end of the derrick (2) is fixedly provided with a lifting frame (4), the lifting frame (4) is fixedly provided with a lifting machine, the movable end of the lifting machine is fixedly connected with four corners of the long-side gallery (1) through special steel strands, the upper part of the derrick (2) is fixedly provided with a rear mounting rod piece (6), and the rear mounting rod piece (6) corresponds to the shapes of two ends of the long-side gallery (1). The long-edge corridor (1) is characterized in that an assembling jig frame (7) is arranged at a projection position below the long-edge corridor, and two ends of the assembling jig frame (7) are fixedly connected with the derrick (2).
2. An inter-floor lifting corridor as claimed in claim 1, wherein: the long-side corridor (1) is 4-5 layers and welded up and down, and the short-side corridor is 2-3 layers.
3. An inter-floor lifting corridor as claimed in claim 1, wherein: the lifting frame (4) comprises two triangular supports (41), connecting rods (42) and inclined struts (43), the triangular supports (41) are arranged in number, the triangular supports (41) are close to one side of the long-side gallery (1) and fixedly connected through the connecting rods (42), the triangular supports (41) are far away from one side of the long-side gallery (1) and fixedly connected with a building body (8) through the inclined struts (43), and the triangular supports (41) are close to one end of the long-side gallery (1) and fixedly mounted with the lifting machine.
4. A method of using an inter-floor lifting corridor as claimed in any one of claims 1-3, wherein: the method specifically comprises the following steps:
step S1: analyzing site construction conditions and structural arrangement, and selecting the types and the number of the galleries from the aspects of safety, assembly efficiency, consumption of assembly temporary measures and the like of steel structure assembly;
step S2: according to the vertical projection position of the truss of the long-side gallery (1) and the distribution of the beams and columns of the basement, arranging and assembling a jig frame (7), and installing a derrick (2) in the area of a post-assembled rod piece (6);
step S3: assembling trusses on the assembling jig frame (7), installing the post-assembled rod pieces (6) to the preassembling position on the derrick (2) in advance, arranging the preassembling position of the post-assembled rod pieces (6) and the corridor trusses in a staggered mode in the vertical direction, ensuring that the post-assembled rod pieces (6) do not influence the lifting of the long-side corridor (1) trusses, and installing the long-side corridor (1) trusses in place by using a chain after the long-side corridor (1) trusses are integrally lifted to the designed elevation;
step S4: assembling the truss on the assembling jig frame (7), debugging the hydraulic system, suspending the lifting after the hydraulic system tries to lift by about 100mm, and finely adjusting the elevation of each lifting point of the truss of the long-side gallery (1);
step S5: the method is in a designed posture, the maximum deformation of the truss span of the long-side gallery (1) is measured and recorded, and the truss span is kept stand for 12 hours;
step S6: after the test lifting is free of problems, the truss of the long-side gallery (1) is integrally lifted to the designed elevation, the elevation of each lifting point of the truss of the long-side gallery (1) is finely adjusted to be in the designed attitude, the rear mounting rod piece (6) is mounted in place by using the chain block, temporary measures are removed, and the roof steel structure mounting is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310882059.7A CN116856534A (en) | 2023-07-18 | 2023-07-18 | Inter-building lifting corridor and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310882059.7A CN116856534A (en) | 2023-07-18 | 2023-07-18 | Inter-building lifting corridor and use method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116856534A true CN116856534A (en) | 2023-10-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310882059.7A Pending CN116856534A (en) | 2023-07-18 | 2023-07-18 | Inter-building lifting corridor and use method thereof |
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| Country | Link |
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| CN (1) | CN116856534A (en) |
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2023
- 2023-07-18 CN CN202310882059.7A patent/CN116856534A/en active Pending
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