CN115977408A - Rear integral lifting attachment device of limited bearing capacity structure and construction method thereof - Google Patents
Rear integral lifting attachment device of limited bearing capacity structure and construction method thereof Download PDFInfo
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- CN115977408A CN115977408A CN202211738565.0A CN202211738565A CN115977408A CN 115977408 A CN115977408 A CN 115977408A CN 202211738565 A CN202211738565 A CN 202211738565A CN 115977408 A CN115977408 A CN 115977408A
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- 238000010276 construction Methods 0.000 title claims abstract description 28
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 130
- 239000010959 steel Substances 0.000 claims abstract description 130
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 40
- 239000000725 suspension Substances 0.000 claims description 29
- 230000002787 reinforcement Effects 0.000 claims description 13
- 239000000126 substance Substances 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 7
- 239000013043 chemical agent Substances 0.000 claims description 3
- 239000003351 stiffener Substances 0.000 claims 5
- 239000011150 reinforced concrete Substances 0.000 description 6
- 238000004873 anchoring Methods 0.000 description 5
- 238000005553 drilling Methods 0.000 description 5
- 239000004567 concrete Substances 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
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Abstract
The invention discloses a rear integral lifting attachment device of a limited bearing capacity structure and a construction method thereof, wherein in the device, at least one first reinforcing rod piece comprises a first end fixedly connected with a first building surface and a second end fixedly connected with a second building surface, and one end of at least one wall-penetrating screw rod is connected with the second end of the first reinforcing rod piece; the at least one second reinforcing rod piece comprises a third end fixedly connected with the other end of the through-wall screw and a fourth end fixedly connected with the roof section steel corridor; the stand column is vertically fixed on the roof section steel corridor, and two ends of at least one diagonal member are respectively fixedly connected to the top end of the stand column and the roof section steel corridor; horizontal outstanding roof beam level ground fixed connection stand top and oblique pull rod's tip, bearing diagonal one end fixed connection horizontal outstanding roof beam, other end fixed connection roofing section steel vestibule, hydraulic lifting mechanism locate the horizontal outstanding roof beam and keep away from the front end of roofing section steel vestibule. The invention meets the requirements of integral hoisting of the ground section steel gallery and bearing capacity of a hoisting structure attached to the hoisting platform.
Description
Technical Field
The invention relates to the technical field of house construction with a steel structure corridor, in particular to a rear integral lifting attachment device of a limited bearing capacity structure and a construction method thereof.
Background
Modern city construction is along with the trend continuous development of times, and each business body, the building function of complex also more and more diversified, the structure is also more complicated, and owner's design requirement is also higher and higher, for reaching the wholeness of complex building outward appearance, more and more owner's design requirement building and building increase steel construction vestibule to reach an overall pleasing to the eye complex building. The steel construction vestibule construction between the tower building, the various factors of comprehensive consideration often adopt the promotion platform to carry out the whole lifting construction, in order to guarantee the stability that promotes the platform, promote the platform and often need depend on the promotion structure of main structure body, promote the stability of structure and decided the stability that promotes the platform to guarantee the stability of steel construction vestibule whole lifting construction.
Because the design unit only satisfies in the use stage load of steel vestibule when designing the steel construction vestibule, the transmission load that is different from the final use stage when not considering to promote the construction. The steel structure vestibule can provide the concrete structure of structural anchoring, often its arrangement of reinforcement rate, arrangement of reinforcement rate and atress form all do not satisfy the back anchor requirement of hoisting structure. The concrete structure that can provide structural anchoring can not satisfy the requirement of back anchor, has the potential safety hazard when steel construction vestibule integral lifting. In the prior art, only the design of the lifting platform is considered to meet the requirement of integral lifting of the steel gallery, and whether the bearing capacity of the lifting structure attached to the lifting platform can meet the requirement of the lifting platform and the measure taken by the requirement is not considered. In the implementation process of the steel structure corridor overall lifting construction method, the lifting force for lifting the steel structure corridor is often finally transmitted to the main structure through the lifting platform. For the original main structure, only the load of the steel structure corridor in the use stage is considered during design, and the load transmission in the lifting construction process is not considered. The reinforcement ratio and the stress form of the rear anchoring concrete structure of the steel structure corridor lifting platform often do not meet the rear anchoring requirement of the lifting structure.
The above information disclosed in this background section is only for enhancement of understanding of the background of the invention and therefore it may contain information that does not form the prior art that is well known to those of ordinary skill in the art.
Disclosure of Invention
The invention aims to provide a rear integral lifting attachment device of a limited bearing capacity structure and a construction method thereof, which not only meet the integral lifting requirement of a steel corridor, but also ensure that the bearing capacity of a lifting structure to which a lifting platform is attached meets the requirement of the lifting platform, ensure the reliability of the lifting structure in the integral lifting construction process of the steel structure corridor, and further ensure the safety of the steel structure corridor in the integral lifting process.
In order to achieve the above purpose, the invention provides the following technical scheme:
the invention discloses a rear integral lifting attachment device of a limited bearing capacity structure, which comprises:
a first building face;
a second building face disposed spaced from the first building face;
a roof section steel gallery adjoining the second building face;
an attachment structure comprising, in combination,
at least one first reinforcing bar comprising a first end fixedly attached to the first building surface and a second end fixedly attached to the second building surface,
at least one wall-penetrating screw, one end of which is connected with the second end of the first reinforcing rod piece;
at least one second reinforcing rod piece, which comprises a third end fixedly connected with the other end of the through-wall screw and a fourth end fixedly connected with the roof section steel corridor;
a lifting platform, which comprises a lifting platform,
a post vertically fixed to the roof section steel gallery,
two ends of the at least one diagonal draw bar are respectively and fixedly connected to the top end of the upright post and the roof section steel gallery;
a horizontal suspension beam horizontally and fixedly connected with the top of the upright post and the end part of the diagonal draw bar,
one end of the inclined support is fixedly connected with the horizontal suspension beam, the other end of the inclined support is fixedly connected with the roof section steel corridor,
the hydraulic lifter is arranged at the front end of the horizontal suspension beam, which is far away from the steel corridor of the roof section, and a steel strand for lifting heavy objects penetrates through the middle of the hydraulic lifter;
the guide frame is arranged at the front end of the horizontal suspension beam and is positioned between the hydraulic lifter and the roof section steel gallery to guide the steel strand.
In the rear integral lifting attachment of a limited bearing capacity structure, at least two first reinforcement bars are crosswise fixed between a first building surface and a second building surface.
In the preferred embodiment of the rear integrated lifting attachment device for the limited bearing capacity structure, the first building surface and the second building surface are respectively embedded with the steel plate embedded plates, the first reinforcing rod piece is connected with the first building surface and the second building surface through the steel plate embedded plates, and the second reinforcing rod piece is connected with the second building surface through the steel plate embedded plates.
In the rear integral lifting attachment device of the limited bearing capacity structure, the first building surface and the second building surface are respectively provided with a drill hole for implanting chemical reagents for fixing, and the chemical screw rod is connected with the drill hole through a gasket and a nut so as to fix the steel plate buried plate.
In the rear integral lifting and attaching device of the limited bearing capacity structure, the steel corridor of the roof section is of a corridor truss structure.
In the rear integrated lifting attachment device of the limited bearing capacity structure, the wall-penetrating screw is a counter-pulling screw which is oppositely pulled in the second building surface, and the counter-pulling screw is fixed by a bolt through a gasket and a nut.
In the rear integral lifting attachment device of the limited bearing capacity structure, a pair of parallel vertical stiffening plates is vertically fixed on the upper surface of the horizontal suspension beam, the pair of horizontal stiffening plates is vertically connected with the vertical stiffening plates and the upper surface, and the pair of parallel vertical stiffening plates and the pair of horizontal stiffening plates enclose the hydraulic lifter.
A rearmounted whole promotion of limited bearing capacity structure attach device in, two the oblique pull rod is for roofing section steel vestibule slope arrangement and two the oblique pull rod constitutes the triangular structure with roofing section steel vestibule, two the oblique pull rod constitutes the triangular structure with the stand.
In the rear integral lifting attachment device of the limited bearing capacity structure, the first building surface is parallel to the second building surface, and the two second reinforcing rod pieces are arranged in parallel.
The construction method of the rear integral lifting attachment device utilizing the limited bearing capacity structure comprises the following steps,
the first end of at least one first reinforcing rod piece is fixedly connected with a first building surface, the second end opposite to the first end is fixedly connected with a second building surface, one end of at least one wall penetrating screw rod is connected with the second end of the first reinforcing rod piece, the third end of at least one second reinforcing rod piece is fixedly connected with the other end of the wall penetrating screw rod, the fourth end of the second reinforcing rod piece is fixedly connected with a roof section steel gallery, and the wall penetrating screw rod bears tensile stress;
the vertical column is vertically fixed on the roof section steel corridor, two ends of at least one diagonal draw bar are respectively and fixedly connected to the top end of the vertical column and the roof section steel corridor, the horizontal cantilever beam is horizontally and fixedly connected with the top of the vertical column and the end part of the diagonal draw bar, one end of the diagonal support is fixedly connected with the horizontal cantilever beam, the other end of the diagonal support is fixedly connected with the roof section steel corridor, and the vertical column, the diagonal draw bar and the roof section steel corridor form a triangular structure;
the hydraulic lifting device is vertically fixed at the front end of the horizontal suspension beam far away from the roof section steel gallery, a steel strand for lifting heavy objects is penetrated in the middle of the hydraulic lifting device, and the guide frame is arranged at the front end of the horizontal suspension beam and positioned between the hydraulic lifting device and the roof section steel gallery to guide the steel strand.
In the technical scheme, the rear integral lifting attachment device of the limited bearing capacity structure provided by the invention has the following beneficial effects: this device utilizes roofing section steel vestibule as the foundation structure who promotes the platform, and the steadiness is good, promotes the back and is convenient for the butt joint. After butt joint, the assembled end truss does not need to be dismantled, only some temporary reinforcing structures need to be dismantled, and the erection and the dismantling are both convenient. After the end trusses at the two ends of the high-altitude corridor truss are used as a basic structure of a lifting platform, the middle part of the high-altitude corridor truss can be integrally lifted through the lifting platform after being assembled on the ground, construction operation is mainly concentrated on the ground, high-altitude operation amount can be reduced to the minimum, construction influence on other specialties is small, and multiple operation faces can be constructed in parallel. In addition, end trusses at two ends of the corridor truss are removed, and only the middle part of the high-altitude corridor truss needs to be lifted in the lifting process, so that the total lifting weight is reduced, the lifting difficulty is reduced, and the construction is facilitated. When the lifting platform is dismantled, only temporary facilities added on the end truss need to be dismantled, the erected end truss is reserved, the dismantling workload is reduced, and construction cost control is facilitated. The lifting structure and the reinforcing rod piece thereof are fully anchored with the main structure, and the stress of the lifting structure is ensured to be within the load range which can be borne by the main structure, so that the construction safety of the integral lifting of the steel structure corridor is ensured. According to the steel corridor with large lifting weight, when the stress of the lifting platform cannot be met, the reinforcing rod piece can be utilized, and the tensile resistance of the lifting platform is greatly increased, so that the stability and the safety of the lifting platform are ensured, the requirement of integral hoisting of the ground section steel corridor is met, and the bearing capacity of a lifting structure to which the lifting platform is attached meets the requirement of the lifting platform.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
Fig. 1 is a schematic structural view of a rear overall lifting attachment device of a limited bearing capacity structure according to an embodiment of the present invention.
Fig. 2 is a schematic top view of a rear-mounted overall lifting attachment device of a limited bearing capacity structure according to an embodiment of the present invention.
Fig. 3 is a schematic diagram of chemical bolt drilling and anchoring of a rear integrated lifting attachment apparatus of a limited bearing capacity structure according to an embodiment of the present invention.
Fig. 4 is a schematic view of a wall bolt anchor of a rear integral lift attachment with a limited load bearing structure according to an embodiment of the present invention.
FIG. 5 is a schematic diagram of a hydraulic lifter penetration of a rear integrated lift attachment with a limited load bearing structure according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without inventive efforts based on the embodiments of the present invention, are within the scope of protection of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without inventive efforts based on the embodiments of the present invention, are within the scope of protection of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
Referring to fig. 1-5, in one embodiment, a limited load bearing structure rear integrated lift attachment of the present invention comprises,
a first building face 1;
a second building face 7 arranged spaced from the first building face 1;
a roof section steel gallery 13 adjacent the second building face 7;
an attachment structure, comprising at least one attachment structure,
at least one first reinforcement bar 6 comprising a first end fixedly connected to the first building face 1 and a second end fixedly connected to the second building face 7,
at least one wall-through screw 9, one end of which is connected to the second end of the first reinforcement bar 6;
at least one second reinforcing rod piece 12 which comprises a third end fixedly connected with the other end of the through-wall screw 9 and a fourth end fixedly connected with the roof section steel corridor 13;
a lifting platform, which comprises a lifting platform,
a post 15, which is fixed vertically to the roof section steel gallery 13,
two ends of at least one diagonal draw bar 14 are respectively and fixedly connected to the top end of the upright post 15 and the roof section steel gallery 13;
a horizontal suspension beam 17 horizontally and fixedly connecting the top of the upright post 15 and the end of the diagonal draw bar 14,
one end of the inclined support 16 is fixedly connected with the horizontal suspension beam 17, the other end of the inclined support is fixedly connected with the roof section steel corridor 13,
the hydraulic lifter 19 is arranged at the front end of the horizontal suspension beam 17 far away from the roof section steel corridor 13, and a steel strand 22 for lifting heavy objects penetrates through the middle of the hydraulic lifter 19;
a guide frame 20 provided at the front end of the horizontal suspension beam 17 and located between the hydraulic lifter 19 and the roof section steel gallery 13 to guide the steel strands 22.
In the preferred embodiment of the rear integrated lift attachment for a limited load bearing structure described, at least two first reinforcement bars 6 are crosswise fixed between the first building face 1 and the second building face 7.
In the preferred embodiment of the rear integral lifting attachment device for the limited bearing capacity structure, the first building surface 1 and the second building surface 7 are respectively embedded with the embedded steel plate 3, the first reinforcing rod 6 is connected with the first building surface 1 and the second building surface 7 through the embedded steel plate 3, and the second reinforcing rod 12 is connected with the second building surface 7 through the embedded steel plate 3.
In the preferred embodiment of the rear integral lifting attachment device of the limited bearing capacity structure, the first building surface 1 and the second building surface 7 are respectively provided with a drilling hole 5 for implanting chemical reagents for fixing, and the chemical screw rod 2 is connected with the drilling hole 5 through a gasket and a nut so as to fix the steel plate buried plate 3.
In the preferred embodiment of the described rear integrated lift attachment for a limited capacity structure, the roof section steel gallery 13 is a gallery truss structure.
In the preferred embodiment of the rear integrated lifting attachment device with limited bearing capacity structure, the through-wall screws 9 are split screws split in the second building surface 7, and the split screws are fixed by bolts through gaskets and nuts.
In the preferred embodiment of the rear integral lifting attachment device for a limited bearing capacity structure, a pair of parallel vertical stiffening plates 23 is vertically fixed on the upper surface of the horizontal suspension beam 17, a pair of horizontal stiffening plates 24 is vertically connected with the vertical stiffening plates 23 and the upper surface, and a pair of parallel vertical stiffening plates 23 and a pair of horizontal stiffening plates 24 enclose the hydraulic lifter 19.
In the preferred embodiment of the rear integral lifting attachment device of the limited bearing capacity structure, the two inclined pull rods 14 are obliquely arranged relative to the roof section steel corridor 13, the two inclined pull rods 14 and the roof section steel corridor 13 form a triangular structure, and the two inclined pull rods 14 and the upright post 15 form a triangular structure.
In the preferred embodiment of the rear integrated lift attachment for a limited load bearing structure, the first building surface 1 is parallel to the second building surface 7 and the two second reinforcement bars 12 are arranged in parallel.
In one embodiment, the rear integral lifting attachment device of the limited bearing capacity structure comprises a lifting platform, a high-altitude corridor truss and a rear integral lifting attachment structure, wherein the lifting platform consists of a horizontal suspension beam 17, an inclined support 16, an upright post 15 and an inclined pull rod 14, and the bearing capacity and the stability are good. The high-altitude corridor truss transmits stress to the rear integral lifting attachment structure through the temporarily detachable second reinforcing rod piece 12, and stability of the lifting platform and the high-altitude corridor truss is guaranteed. The attachment structure is anchored with a plurality of lifting structures according to the force model analysis, ensuring the stability of the lifting structures.
In one embodiment, the steel plate embedded plate 3 is anchored on the first building surface 1 and the second building surface 7 of the reinforced concrete structure by chemical bolts, the steel plate embedded plate 3 is welded and fixed with the end part of the first reinforcing rod 6 of the I-shaped steel, the top part of the first reinforcing rod 6 of the I-shaped steel is welded and fixed with the front end steel plate embedded plate 3, the through-wall bolts are bolted through the reinforced concrete structure and the steel plate embedded plate 3 on the two sides of the reinforced concrete structure, and the steel plate embedded plate 3 is welded and fixed with the first reinforcing rod 6 of the I-shaped steel.
In one embodiment, the second reinforcing rod 12 is welded to the roof section steel gallery 13, the roof section steel gallery 13 is welded to the end of the inclined pull rod 14, the roof section steel gallery 13 is welded to the end of the upright post 15, the roof section steel gallery 13 is welded to the end of the inclined support 16, the horizontal cantilever beam 17 is welded to the top of the upright post 15, the horizontal cantilever beam 17 is welded to the top of the inclined support 16, and the horizontal cantilever beam 17 is welded to the top of the inclined pull rod 14.
In one embodiment, the chemical screw 2 is fixed with the main structure by drilling 5 on the reinforced concrete structure and implanting chemical agent; the chemical screw rod 2 is fixed with a perforated steel plate buried plate 3 through a gasket and a nut.
In one embodiment, the through-wall bolt is fixed by the through-wall screw 9, the reinforced concrete structure and the steel plate embedded plates 3 at two sides of the reinforced concrete structure.
In one embodiment, a hydraulic lifter 19 is arranged on a round hole at the front end of the horizontal suspension beam 17, a guide frame 20 is arranged on the rear side of the hydraulic lifter 19, the hydraulic lifter 19 is welded with the horizontal suspension beam 17 through a fixed welding plate, and a steel strand 22 for lifting heavy objects penetrates through the middle of the hydraulic lifter 19.
Each promotion platform, promotion structure and reinforcement measure and the major structure of this device are fully connected, fully transmit the lifting force that the promotion platform received to the major structure on, have guaranteed the problem of promoting platform and reinforcement measure to the safety of steel construction vestibule lift process has been guaranteed.
In one embodiment, the steel plate embedded plate 3 on the first building surface 1 is welded and fixed with the first reinforcing rod 6, the first reinforcing rod 6 is welded and fixed with the second steel plate embedded plate 8 on the second building surface 7, the second steel plate embedded plate 8 is connected and fixed with the through-wall bolt 9 of the split screw, the second building surface 7 and the through-wall nut 10 and the opposite third steel plate embedded plate 11, the third steel plate embedded plate 11 is welded and fixed with the second reinforcing rod 12, the second reinforcing rod 12 is welded and fixed with the roof section steel corridor 13, the roof section steel corridor 13 is welded and fixed with the end part of the diagonal rod 14, the roof section steel corridor 13 is welded and fixed with the end part of the upright post 15, the roof section steel corridor 13 is welded and fixed with the end part of the diagonal support 16, the horizontal suspension beam 17 is welded and fixed with the top part of the upright post 15, the horizontal suspension beam 17 is welded and fixed with the top part of the diagonal support 16, and the horizontal suspension beam 17 is welded and fixed with the top part of the diagonal rod 14. A hydraulic lifter 19 is arranged on a round hole 18 in the front end of the horizontal suspension beam 17, a guide frame 20 is arranged on the rear side of the hydraulic lifter 19, the hydraulic lifter 19 is welded with the horizontal suspension beam 17 through a fixed welding plate 21, and a steel strand 22 for lifting heavy objects is penetrated in the middle of the hydraulic lifter 19. As shown in fig. 1 and 3, a chemical screw 2 is fixed with a main structure by drilling a hole 5 in a building and implanting chemical agents; the chemical screw 2 is fixed to the perforated steel plate buried plate 3 by a chemical bolt washer 25 and a chemical nut 4. As shown in fig. 4, the wall screw 10 is pulled up the second building surface 7, and the second steel plate embedded plate 8 and the third steel plate embedded plate 11 are bolted by the second building surface 7, the wall screw 9, the wall bolt washer 26, and the wall nut 10. As shown in fig. 5, a vertical stiffening plate 23 is welded on the horizontal suspension beam 17, a horizontal stiffening plate 24 is welded on the vertical stiffening plate 23, and circular holes 18 are reserved in the vertical stiffening plate 23 and the horizontal stiffening plate 24.
A construction method using the rear integral lifting attachment device of a limited bearing capacity structure comprises the following steps,
a first end of at least one first reinforcing rod piece 6 is fixedly connected with a first building surface 1, a second end opposite to the first end is fixedly connected with a second building surface 7, one end of at least one wall-through screw 9 is connected with a second end of the first reinforcing rod piece 6, a third end of at least one second reinforcing rod piece 12 is fixedly connected with the other end of the wall-through screw 9, a fourth end of the second reinforcing rod piece 12 is fixedly connected with a roof section steel corridor 13, and the wall-through screw 9 bears tensile stress;
the upright post 15 is vertically fixed on the roof section steel corridor 13, two ends of at least one inclined pull rod 14 are respectively and fixedly connected to the top end of the upright post 15 and the roof section steel corridor 13, a horizontal suspension beam 17 is horizontally and fixedly connected with the top of the upright post 15 and the end part of the inclined pull rod 14, one end of an inclined support 16 is fixedly connected with the horizontal suspension beam 17, the other end of the inclined support is fixedly connected with the roof section steel corridor 13, and the upright post 15, the inclined pull rod 14 and the roof section steel corridor 13 form a triangular structure;
Finally, it should be noted that: the embodiments described are only a part of the embodiments of the present application, and not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments in the present application belong to the protection scope of the present application.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (10)
1. A rear integrated lift attachment for limited capacity structures, comprising:
a first building face;
a second building face disposed spaced from said first building face;
a roof section steel gallery adjoining the second building face;
an attachment structure comprising, in combination,
at least one first reinforcement bar comprising a first end fixedly attached to the first building surface and a second end fixedly attached to the second building surface,
at least one wall-penetrating screw, one end of which is connected with the second end of the first reinforcing rod piece;
at least one second reinforcing rod piece, which comprises a third end fixedly connected with the other end of the through-wall screw and a fourth end fixedly connected with the roof section steel corridor;
a lifting platform, which comprises a lifting platform,
a post vertically secured to the roof section steel gallery,
two ends of the at least one diagonal draw bar are respectively and fixedly connected to the top end of the upright post and the roof section steel gallery;
a horizontal suspension beam horizontally and fixedly connected with the top of the upright post and the end part of the diagonal draw bar,
one end of the inclined support is fixedly connected with the horizontal suspension beam, the other end of the inclined support is fixedly connected with the roof section steel corridor,
the hydraulic lifter is arranged at the front end of the horizontal suspension beam, which is far away from the steel corridor of the roof section, and a steel strand for lifting heavy objects penetrates through the middle of the hydraulic lifter;
the leading truck, it is located the level hangs the roof beam the front end just be located hydraulic lifting ware with between the roofing section steel vestibule is in order to guide steel strand wires.
2. The rear integrated lift attachment of a limited load bearing structure of claim 1 wherein at least two first reinforcement bars are crosswise secured between the first building surface and the second building surface.
3. The rear integrated lifting attachment of a limited load bearing structure as claimed in claim 1, wherein said first and second building surfaces are embedded with steel plate embedded plates respectively, and a first reinforcing rod member is connected to said first and second building surfaces via said steel plate embedded plates, and a second reinforcing rod member is connected to said second building surface via said steel plate embedded plates.
4. The rear integrated lifting attachment device of a limited bearing capacity structure as claimed in claim 3, wherein the first building surface and the second building surface are respectively provided with a drilled hole for implanting chemical agent for fixing, and the chemical screw rod is connected with the drilled hole through a gasket and a nut to fix the steel plate buried plate.
5. The limited capacity structure rear integrated lift attachment of claim 1, wherein the roof section steel vestibule is a vestibule truss structure.
6. The limited capacity structure rear integrated lift attachment of claim 1, wherein the wall screws are split screws that are split in the second building panel, the split screws being bolted via washers and nuts.
7. The rear integrated lifting attachment for a limited load bearing structure of claim 1 wherein a pair of parallel vertical stiffeners are vertically fixed on the upper surface of said horizontal suspension beam, a pair of horizontal stiffeners vertically connect said vertical stiffeners and said upper surface, and a pair of parallel vertical stiffeners and a pair of horizontal stiffeners enclose said hydraulic lifter.
8. The rear integral lifting attachment device of a limited bearing capacity structure as claimed in claim 1, wherein two of the diagonal draw bars are obliquely arranged relative to the roof section steel corridor and form a triangular structure with the roof section steel corridor, and two of the diagonal draw bars form a triangular structure with the upright post.
9. The rear integrated lift attachment of a limited load bearing structure of claim 1 wherein said first building surface is parallel to said second building surface and said two second reinforcement bars are arranged in parallel.
10. A method of construction using a rear integrated lift attachment for a limited load bearing structure according to any one of claims 1-9, characterised in that it comprises the steps of,
the first end of at least one first reinforcing rod piece is fixedly connected with a first building surface, the second end opposite to the first end is fixedly connected with a second building surface, one end of at least one wall-through screw rod is connected with the second end of the first reinforcing rod piece, the third end of at least one second reinforcing rod piece is fixedly connected with the other end of the wall-through screw rod, the fourth end of the second reinforcing rod piece is fixedly connected with a roof section steel gallery, and the wall-through screw rod bears tensile stress;
the vertical column is vertically fixed on the roof section steel corridor, two ends of at least one diagonal draw bar are respectively and fixedly connected to the top end of the vertical column and the roof section steel corridor, the horizontal cantilever beam is horizontally and fixedly connected with the top of the vertical column and the end part of the diagonal draw bar, one end of the diagonal support is fixedly connected with the horizontal cantilever beam, the other end of the diagonal support is fixedly connected with the roof section steel corridor, and the vertical column, the diagonal draw bar and the roof section steel corridor form a triangular structure;
the hydraulic lifting device is vertically fixed at the front end of the horizontal suspension beam far away from the roof section steel gallery, a steel strand for lifting heavy objects is penetrated in the middle of the hydraulic lifting device, and the guide frame is arranged at the front end of the horizontal suspension beam and positioned between the hydraulic lifting device and the roof section steel gallery to guide the steel strand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211738565.0A CN115977408A (en) | 2022-12-31 | 2022-12-31 | Rear integral lifting attachment device of limited bearing capacity structure and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211738565.0A CN115977408A (en) | 2022-12-31 | 2022-12-31 | Rear integral lifting attachment device of limited bearing capacity structure and construction method thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206205463U (en) * | 2016-09-23 | 2017-05-31 | 中铁十四局集团有限公司 | Super large steel truss vestibule high-altitude integral hoisting system |
| CN107060070A (en) * | 2017-05-27 | 2017-08-18 | 中国建筑第二工程局有限公司 | Load transfer device and construction method for hoisting steel gallery by using same |
| WO2021128161A1 (en) * | 2019-12-26 | 2021-07-01 | 广州建筑股份有限公司 | Method and apparatus for integrated and elevated construction of arched structure |
| CN217051458U (en) * | 2022-03-30 | 2022-07-26 | 中国建筑一局(集团)有限公司 | Lifting system for corridor multi-layer steel structure truss |
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- 2022-12-31 CN CN202211738565.0A patent/CN115977408A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206205463U (en) * | 2016-09-23 | 2017-05-31 | 中铁十四局集团有限公司 | Super large steel truss vestibule high-altitude integral hoisting system |
| CN107060070A (en) * | 2017-05-27 | 2017-08-18 | 中国建筑第二工程局有限公司 | Load transfer device and construction method for hoisting steel gallery by using same |
| WO2021128161A1 (en) * | 2019-12-26 | 2021-07-01 | 广州建筑股份有限公司 | Method and apparatus for integrated and elevated construction of arched structure |
| CN217051458U (en) * | 2022-03-30 | 2022-07-26 | 中国建筑一局(集团)有限公司 | Lifting system for corridor multi-layer steel structure truss |
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