CN218375364U - Steel truss promotes auxiliary stay structure - Google Patents
Steel truss promotes auxiliary stay structure Download PDFInfo
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- CN218375364U CN218375364U CN202222438680.8U CN202222438680U CN218375364U CN 218375364 U CN218375364 U CN 218375364U CN 202222438680 U CN202222438680 U CN 202222438680U CN 218375364 U CN218375364 U CN 218375364U
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 31
- 239000010959 steel Substances 0.000 title claims abstract description 31
- 238000006243 chemical reaction Methods 0.000 claims abstract description 29
- 238000003825 pressing Methods 0.000 claims description 5
- 230000007704 transition Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 19
- 238000010276 construction Methods 0.000 abstract description 12
- 230000002787 reinforcement Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 14
- 230000002457 bidirectional effect Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 5
- 239000004020 conductor Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000004088 simulation Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
The patent provides a steel truss lifting auxiliary supporting structure, which comprises an embedded part arranged on the ground, wherein a supporting base is arranged on the embedded part and is welded with the embedded part; the base is provided with a supporting piece which is connected with the base in a bolted mode; a conversion layer is arranged on the support; the width-adjustable support frame is arranged on the conversion layer; the support bracket is assembled to the support frame side, and support bracket lower part sets up the reinforcement bracing. After the support is arranged, the truss is integrally assembled, and the truss structure is lifted to a specified height through the lifting assembly after the assembly is completed; after the truss is firmly connected with other structures, the auxiliary support and the lifting assembly are detached. The adjustable auxiliary support is arranged on the ground, so that the truss structure ground is conveniently assembled and connected into a whole. The main assembly work is finished on the ground, so that overhead installation auxiliary measures can be reduced, the working efficiency is improved, and the construction risk is reduced.
Description
Technical Field
The utility model relates to a construction technical field, concretely relates to steel truss promotes auxiliary stay structure.
Background
The truss structure is a plane or space structure which is composed of straight bars and generally has triangular units, the truss rod piece mainly bears axial tension or pressure, so that the strength of materials can be fully utilized, materials can be saved compared with a solid web beam when the span is large, the self weight is reduced, the rigidity is increased, and the truss structure is convenient to manufacture and install. The method is widely applied to public and industrial buildings with large span and large column nets.
For the installation of a large-span truss structure, the currently adopted mainstream schemes are generally as follows: high-altitude in-situ bulk loading method, block hoisting method, integral lifting method and the like. However, for the installation of the large-span truss structure, the stability of the whole structure, the installation safety and the installation efficiency are not satisfactory, a large amount of manpower and material resources are consumed, and the requirements on strength, rigidity, stability and safety are difficult to meet. The high-altitude in-situ bulk method needs a large number of high-altitude welding platforms, so that the labor cost is high and the risk coefficient is extremely large. The integral lifting method is difficult to accurately position, the two cranes are required to be skillfully matched in the lifting process, the individual operation level of a crane driver is excessively depended on, and the mounting quality and the mounting efficiency are difficult to guarantee.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the utility model lies in the defect that installation auxiliary measure is numerous and diverse, construction risk is high, work efficiency is low to the truss structure high altitude of large-span and super large span among the prior art to a steel truss promotes auxiliary stay structure is provided.
In order to solve the technical problem, the technical scheme of the utility model as follows:
a steel truss lift assist support structure comprising:
the first auxiliary supporting assembly comprises a supporting platform, a vertical supporting piece arranged on the supporting platform, a conversion platform arranged at the top of the vertical supporting piece, a first supporting rod piece, a second supporting rod piece, a first supporting point and a second supporting point;
the lifting assembly is arranged at the top of the conversion platform and comprises a hinge line suitable for fixing a truss structure, a lifting piece suitable for driving the hinge line to lift and a control piece for controlling the lifting piece;
the second auxiliary supporting assembly comprises an auxiliary supporting platform, an auxiliary vertical supporting piece and an auxiliary supporting point arranged at the top of the second auxiliary supporting assembly, and the auxiliary supporting point comprises a third supporting point and a fourth supporting point.
Furthermore, the lifting piece and the hinge line are at least four, and the lifting piece and the hinge line are arranged on one side of the top of the conversion platform.
Furthermore, the first auxiliary supporting assembly further comprises at least two first supporting rod pieces, one end of each first supporting rod piece is fixed to the vertical supporting piece, and the other end of each first supporting rod piece is fixed to the bottom of the conversion platform.
Furthermore, a conversion platform is further arranged above the vertical supporting piece, a supporting platform is arranged below the vertical supporting piece, and the conversion platform and the supporting platform are both of frame structures.
Further, the first auxiliary support assembly further comprises at least two second support rods, and the second support rods are fixed on the vertical support.
Further, a fixed pressure plate is fixed at the bottom of the lifting piece.
The utility model discloses technical scheme has following advantage:
1. the utility model provides a steel truss promotes auxiliary stay structure, adjustable steel truss promotes auxiliary stay structure and sets up subaerial, auxiliary stay subassembly can support fixedly large-span truss structure, the bearing diagonal can support top conversion platform, the piece that carries down links to each other with large-span truss structure through the stranded conductor, carry out first the assembling to two-way large-span truss structure subaerial, steadily rise to the high altitude erection height with two-way large-span truss structure through the piece that carries down, two-way large-span truss structure again wholly carries out the secondary installation in the high altitude, make mainly assemble work and accomplish on ground, can reduce high altitude installation auxiliary measure, improve work efficiency and reduce the construction risk.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a large-span truss provided by an embodiment of the present invention;
fig. 2 is a schematic structural diagram of step S2 of the installation method of the large-span bidirectional truss according to the embodiment of the present invention;
fig. 3 is a schematic structural diagram of step S3 of the installation method of the large-span bidirectional truss according to the embodiment of the present invention;
fig. 4 is a schematic structural diagram of step S4 of the installation method of the large-span bidirectional truss according to the embodiment of the present invention;
fig. 5 is a schematic structural view of the large-span bidirectional truss according to the embodiment of the present invention after installation;
FIG. 6 is a schematic structural diagram of a first auxiliary support assembly in the present embodiment;
FIG. 7 isbase:Sub>A sectional view taken along line A-A of FIG. 6;
FIG. 8 is a sectional view taken along line B-B of FIG. 6;
FIG. 9 is a side view of the first auxiliary support assembly of the present embodiment;
FIG. 10 is a schematic view of the connection between the second auxiliary supporting component and the auxiliary supporting point;
fig. 11 is a schematic view of the connection relationship between the truss structure and the auxiliary supporting point.
Description of reference numerals: 1. a lifting assembly; 11. stranding; 12. lifting and lowering the part; 13. fixing the pressing plate; 2. a first auxiliary support assembly; 21. a conversion platform; 22. a first support bar; 23. a first support point; 24. a vertical support; 25. a second support point; 26. a support platform; 27. a second support bar; 3. an auxiliary support point; 31. a third support point; 32. a fourth support point; 4. a second auxiliary support assembly; 42. an auxiliary vertical support; 43. an auxiliary support platform; 5. a truss structure; 51. a lower chord member; 52. an upper chord member; 53. a web member.
Detailed Description
The technical solutions of the present invention will be described more clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present invention, 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
Referring to fig. 1 to 11, the steel truss lifting auxiliary supporting structure provided by the present invention will now be described. The steel truss lifting auxiliary supporting structure is arranged on the ground and comprises a first auxiliary supporting assembly 2, wherein the first auxiliary supporting assembly 2 comprises a vertical supporting piece 24 on a supporting platform 26, a conversion platform 21 arranged at the top of the vertical supporting piece 24, a first supporting rod piece 22, a second supporting rod piece 27, a first supporting point 23 and a second supporting point 25; and the lifting assembly 1 is arranged at the top of the conversion platform 21, and the lifting assembly 1 comprises a hinge line 11 for fixing the truss structure 5, a lifting piece 12 for driving the hinge line 11 to lift and a control piece for controlling the lifting piece 12. The second auxiliary supporting assembly 4 comprises an auxiliary supporting platform 43 and an auxiliary vertical supporting member 42, and an auxiliary supporting point 3 arranged at the top of the second auxiliary supporting assembly 4, wherein the auxiliary supporting point 3 specifically comprises a third supporting point 31 and a fourth supporting point 32.
The utility model provides a steel truss promotes auxiliary stay structure with adjustable, compared with the prior art, steel truss promotes auxiliary stay structure with adjustable sets up subaerial, first auxiliary stay subassembly 2 can support large-span truss structure 5 fixed, first support member 22 can support top conversion platform 21, lifting member 12 links to each other with large-span truss structure 5 through stranded conductor 11, subaerial carry out first assembly to two-way large-span truss structure 5, steadily rise to the high altitude mounting height with two-way large-span truss structure 5 through lifting member 3, 5 high altitudes of two-way large-span truss structure wholly carry out the secondary installation again, make mainly assemble work and accomplish on ground, can reduce high altitude installation auxiliary measure, improve work efficiency and reduce the construction risk.
Specifically, the first auxiliary supporting assembly 2 is directly fixed on the ground, the truss structure 5 which is in place and not in place is supported through the first supporting point 23, the second supporting rod 25, the third supporting point 31 and the fourth supporting point 32, the upper end of the first supporting rod 22 is connected to the conversion platform 21, the lower end of the first supporting rod is connected to the vertical supporting member 24, the upper conversion platform 21 is supported, the vertical supporting member 24 is a plurality of rod bodies spliced in a plurality of manners, the supporting strength and stability of the vertical supporting member 24 are high, and the lifting operation of the lifting assembly 1 on the truss structure 5 can be stably guaranteed. Wherein, the height of the conversion platform 21 needs to exceed the upper surface of the truss structure 5 by 2 to 4 meters, and one side of the conversion platform 21 facing the lifted truss structure 5 needs to horizontally extend by 0.5 to 1 meter, so that the lower truss structure 5 can be hoisted from the upper side through the hoisting assembly 1.
Further, please refer to fig. 3 to fig. 6 together, as a specific embodiment of the steel truss lifting auxiliary supporting structure provided by the present invention, the number of the lifting piece 12 and the hinge line 11 is at least four, and the lifting piece 12 and the hinge line 11 are disposed on one side of the top of the converting platform 21. Specifically, the hinge line 11 is used for directly and truss structure 5 fixed connection, and the piece 12 that falls is used for driving the lift of hinge line 11, then drives truss structure 5's lift, in order to guarantee whole truss structure 5's lift stability, needs a plurality of hinge lines 11 and the piece 12 that falls to promote truss structure 5 jointly this moment. Wherein, can promote truss structure 5 simultaneously through the control, promote and carry out preliminary installation after targetting in place, can guarantee whole operation process's stability and precision. Of course, according to practical conditions and specific requirements, in other embodiments of the present invention, the number of the hinge wires 11 and the lifting and lowering members 12 may be more than 4, and is not limited herein.
Further, please refer to fig. 1 to 6, as a specific embodiment of the steel truss lifting auxiliary supporting structure provided by the present invention, the first auxiliary supporting assembly 2 further includes at least two first supporting rods 22, one end of the first supporting rod 22 is fixed on the vertical supporting member 24, and the other end is fixed on the bottom of the converting platform 21. Specifically, the converting platform 21 is mainly made of H-shaped steel, is connected to the vertical supporting member 24 below, and further ensures the stability of the converting platform 21 by obliquely arranging the first supporting rod 22 between the vertical supporting member 24 and the converting platform 21. The number of the first support bars 22 may be multiple, and a plurality of the first support bars 22 are disposed around the vertical support 24.
Further, refer to fig. 6 and 8, as the utility model provides a steel truss promotes auxiliary stay structure's a specific embodiment, vertical support 24 top still is equipped with conversion platform 21, and the below is equipped with supporting platform 26, and conversion platform 21 and supporting platform 26's shape all is frame structure. Specifically, the conversion platform 21 and the support platform 26 are both frame structures made of H-shaped steel beams and are connected with the vertical support 24 in a welding manner, and the vertical support 24 is further provided with support points of existing assemblies to support the existing assemblies. The conversion platform 21 is stably connected with the vertical support member 24 through the first support rod 22 surrounding the vertical support member 24 for a circle, so as to form a stable support surface.
Further, referring to fig. 1 to 6, as a specific embodiment of the steel truss lifting auxiliary supporting structure provided by the present invention, the first auxiliary supporting assembly 2 further includes at least two second supporting rods 27, and the second supporting rods 27 are fixed on the vertical supporting member 24. Specifically, the second support rod 27 is connected with the vertical support member 24 by welding to form a support point 25 of the truss structure 5, and can support and fix the ground of the truss structure 5, wherein the number of the second support rods 27 can be multiple.
Further, please refer to fig. 6, as a specific embodiment of the steel truss lifting auxiliary supporting structure provided by the present invention, a fixed pressing plate 13 is fixed at the bottom of the lifting member 12. Specifically, lifting and lowering part 12 generally adopts hydraulic jack, can drive the lift of hinge rope through hydraulic jack, and hydraulic jack's bottom has the base, sets up fixed pressing plate 13 at four edges of base, and on fixed pressing plate 13's one end lug fixation was fixed in conversion platform 21, the other end was fixed in on the base to the realization is lifted and lowered part 12 and conversion platform 21's stable connection. Of course, according to practical conditions and specific requirements, in other embodiments of the present invention, the bottom of the lifting and lowering member 12 may also be directly welded to the converting platform 13, which is not limited herein.
Referring to fig. 2 to 5, the present invention further provides a method for installing a bidirectional large-span truss, which includes the following steps:
s1, performing overall construction simulation calculation on an affiliated truss structure 5 before lifting;
s2, arranging a plurality of auxiliary supports 2 and 4 on the ground. Support points 23, 25, 31 provided on the auxiliary support;
and S3, assembling the large-span bidirectional pipe truss on the steel truss lifting auxiliary supporting structure, and forming a stable structure after assembling the truss structure 5. The hinge line 11 is fixedly connected with the truss structure 5;
and S4, lifting the truss structure 5 to the installation height through the lifting assembly 1, and connecting and fixing the truss structure with the existing assembly. The truss structure 5 is separated from the lifting assembly 1 and the steel truss lifting auxiliary support structure is removed.
The utility model provides a two-way large-span truss installation method, adjustable steel truss promotes auxiliary stay structure and sets up subaerial, first auxiliary stay subassembly 2 can support large-span truss structure 5 fixedly, first support member 22 can support top conversion platform 21, lifting member 12 links to each other with large-span truss structure 5 through stranded conductor 11, assemble for the first time two-way large-span truss structure 5 subaerial, steadily rise to the high altitude erection height with two-way large-span truss structure 5 through lifting member 12, two-way large-span truss structure 5 high altitude is whole again carries out the secondary installation, make mainly assemble work and accomplish on ground, can reduce high altitude installation assistance measures, improve work efficiency and reduce the construction risk.
Specifically, after the truss structure 5 is assembled on the ground, the lifting assembly 1 starts to lift the truss structure 5, all lifting pieces 12 are connected to the same control piece through a line, the control piece is generally a computer, all lifting pieces 12 are controlled to synchronously lift through the computer, the computer can display the real-time stress condition of a single device, and the single device can be lifted through an operation console so as to ensure the implementation synchronism.
Further, referring to fig. 4 to 8, as a specific embodiment of the construction method of the large-span bidirectional truss provided by the present invention, the strand 1 is fixedly connected to the lower chord member 51 of the truss structure 5. Specifically, the truss structure 5 comprises an upper chord member 52, a web member 53 and a lower chord member 51, wherein the web member 53 is obliquely arranged between the upper chord member 52 and the lower chord member 51, the hinge line 11 is directly fixed with the upper chord member 52, the truss structure 5 is supported and fixed by the bottom, and the stability of the whole structure is ensured. Of course, according to practical conditions and specific requirements, in other embodiments of the present invention, the twisted wire 11 may also be fixedly connected with the lower chord member 51, which is not limited herein.
Further, please refer to fig. 3, as a specific implementation of the large-span bidirectional truss construction method provided by the present invention, before installing the steel truss lifting auxiliary supporting structure, the whole construction simulation calculation is performed on the truss structure 5 before lifting. Specifically, truss structure 5 carries out whole construction analog computation before the completion is assembled on ground to confirm the mounted position that steel truss promoted auxiliary stay structure through the result of analog computation, can confirm promptly in earlier stage at this moment and promote the scheme, the simulation lift process, the stability control degree of difficulty of truss structure 5 is great in avoiding the work progress, the problem that safety is difficult to guarantee.
Further, please refer to fig. 3, as a specific implementation manner of the construction method of the large-span bidirectional truss provided by the present invention, the assembling sequence of the large-span truss structure 5 is: the lower chord member 51, the upper chord member 52 and the web member 53 are sequentially assembled. Specifically, the upper chord member 51, the middle web member 53 and the lower chord member 52 are assembled on the ground and sequentially assembled from bottom to top, so that the integrity of the upper chord member, the middle web member and the lower chord member in the lifting process can be ensured, and the safety is high. After the lifting is finished, the steel truss lifting auxiliary supporting structure is required to be dismantled, and the dismantling mode is that the lifting assembly 1 and the first auxiliary supporting assembly 2 are dismantled from top to bottom in sequence.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications can be made without departing from the scope of the invention.
Claims (6)
1. Steel truss promotes auxiliary stay structure, it is located subaerially, its characterized in that includes:
the first auxiliary support assembly (2) comprises a support platform (26), a vertical support piece (24) arranged on the support platform (26), a conversion platform (21) arranged at the top of the vertical support piece (24), a first support rod piece (22), a second support rod piece (27), a first support point (23) and a second support point (25);
the lifting assembly (1) is arranged at the top of the conversion platform (21), and the lifting assembly (1) comprises a hinge line (11) suitable for fixing a truss structure (5), a lifting piece (12) suitable for driving the hinge line (11) to lift and a control piece for controlling the lifting piece (12);
the second auxiliary supporting assembly (4) comprises an auxiliary supporting platform (43), an auxiliary vertical supporting piece (42) and an auxiliary supporting point (3) arranged at the top of the second auxiliary supporting assembly (4), and the auxiliary supporting point (3) comprises a third supporting point (31) and a fourth supporting point (32).
2. The steel truss lifting auxiliary support structure according to claim 1, wherein at least four lifting members (12) and at least four hinge lines (11) are provided, and the lifting members (12) and the hinge lines (11) are provided on the top side of the conversion platform (21).
3. The steel truss lifting auxiliary support structure according to claim 1, wherein the first auxiliary support assembly (2) further comprises at least two first support bars (22), one end of the first support bars (22) being fixed to the vertical support (24) and the other end being fixed to the bottom of the transition platform (21).
4. The steel truss lifting auxiliary support structure according to claim 1, wherein a conversion platform (21) is further arranged above the vertical support member (24), a support platform (26) is arranged below the vertical support member, and the conversion platform (21) and the support platform (26) are both frame structures.
5. The steel truss lift assist support structure of claim 1, wherein the first assist support assembly (2) further comprises at least two second support bars (27), the second support bars (27) being secured to the vertical supports (24).
6. The steel truss lifting auxiliary support structure of claim 1, wherein a fixed pressing plate (13) is fixed to the bottom of the lifting and lowering member (12).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222438680.8U CN218375364U (en) | 2022-09-13 | 2022-09-13 | Steel truss promotes auxiliary stay structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202222438680.8U CN218375364U (en) | 2022-09-13 | 2022-09-13 | Steel truss promotes auxiliary stay structure |
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| CN218375364U true CN218375364U (en) | 2023-01-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117328686A (en) * | 2023-11-30 | 2024-01-02 | 北京建工集团有限责任公司 | Method for installing main truss and steel structure of column-free building |
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2022
- 2022-09-13 CN CN202222438680.8U patent/CN218375364U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117328686A (en) * | 2023-11-30 | 2024-01-02 | 北京建工集团有限责任公司 | Method for installing main truss and steel structure of column-free building |
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Effective date of registration: 20230725 Address after: 3801, 38 / F, China Construction Science and engineering building, No. 3331, Weilan Coast Community Central Road, Yuehai street, Nanshan District, Shenzhen City, Guangdong Province Patentee after: China Construction Science And Industry Co.,Ltd. Patentee after: China Construction Science and Technology Group Shandong Co.,Ltd. Address before: 3801, 38 / F, China Construction Science and engineering building, No. 3331, Weilan Coast Community Central Road, Yuehai street, Nanshan District, Shenzhen City, Guangdong Province Patentee before: China Construction Science And Industry Co.,Ltd. |
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