CN114412196B - High-altitude safety assembling jig frame device of pipe truss and construction method thereof - Google Patents
High-altitude safety assembling jig frame device of pipe truss and construction method thereof Download PDFInfo
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- CN114412196B CN114412196B CN202210178985.1A CN202210178985A CN114412196B CN 114412196 B CN114412196 B CN 114412196B CN 202210178985 A CN202210178985 A CN 202210178985A CN 114412196 B CN114412196 B CN 114412196B
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- pipe truss
- altitude
- bearing platform
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- 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
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
- E04C3/04—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal
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- 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
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- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a high-altitude safety assembly jig frame device of a pipe truss and a construction method thereof, comprising the following steps: the high-altitude bearing platform, a plurality of inclined upright posts, a second support and a pavement structure. After the pipe truss is assembled, the pipe truss can be quickly and conveniently assembled, disassembled and inverted, space is provided for hoisting and transferring the assembled pipe truss units, technical measure material consumption and labor cost are saved, the requirement of high-place operation safety protection of operators can be guaranteed, and the construction progress can be greatly accelerated. The invention solves the problem of low construction efficiency caused by frequent assembly and disassembly of the traditional pipe truss assembly support jig frame.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a high-altitude safety assembly jig frame device of a pipe truss and a construction method thereof.
Background
Along with the rapid development of economic technology in China, a large-span steel structure pipe truss system is widely applied in constructional engineering, but a large-span and heavy large-weight stadium steel structure pipe truss system positioned at the middle part of a building is installed, a hoisting machine cannot be used or cannot meet hoisting requirements due to limited construction site, a high-altitude assembly support jig frame is required to be erected, and a plurality of truss units are assembled for multiple sliding construction. Because the truss unit slides and is constructed many times, need frequently install and remove steel construction and slide unit bottom sprag bed-jig, traditional support bed-jig is installed and removed many times, can consume a large amount of measure materials and cost of labor, and the efficiency of construction is lower, and construction period prolongs by a wide margin, can't satisfy steel construction engineering quick installation requirement. In addition, whether steel construction overhead operation personnel conveniently operate, whether safety protection is in place or not and the quick assembly and disassembly of a safety protection system are all the time important problems of steel construction overhead operation.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a high-altitude safety assembly jig device of a pipe truss and a construction method thereof, so as to solve the problem of low construction efficiency caused by frequent assembly and disassembly of a traditional pipe truss assembly support jig.
To achieve the above object, there is provided a high-altitude safety assembling jig device for a pipe truss, comprising:
the high-altitude bearing platform is erected below the installation position of the pipe truss, a plurality of force transfer beams are installed on the upper portion of the high-altitude bearing platform along the length direction of the high-altitude bearing platform, and the force transfer beams are arranged along the width direction of the high-altitude bearing platform;
the device comprises a plurality of inclined upright posts, wherein the inclined upright posts are respectively and overturned at two ends of a force transfer beam, the distance between the inclined upright posts at two ends of the force transfer beam is adapted to the distance between two upper chords of the pipe truss, an inclined strut is arranged on a high-altitude bearing platform in a overturned mode, a connecting disc is connected to the middle part of each inclined upright post, the upper ends of the inclined strut are detachably connected to the connecting disc, a tie rod is detachably connected between the connecting discs of the inclined upright posts at two ends of the force transfer beam, a first support is arranged at the upper ends of the inclined upright posts, and a limiting groove for the upper chords to be embedded is formed in the first support;
the second support is erected in the middle of the force transfer beam and is provided with a limiting groove for embedding a lower chord of the pipe truss; and
the pavement structure comprises a pedal and supporting corbels connected to the inclined upright posts, hooks are connected to the two ends of the pedal, the hooks at the two ends of the pedal are detachably hung on the supporting corbels on the inclined upright posts of the two adjacent force transfer beams respectively, the end parts of the pedal are connected with cover plates in a turnover mode, and the cover plates are laid on the hooks and are lapped on the pedal of the adjacent pavement structure.
Furthermore, the bottom of the high-altitude bearing platform is supported with a lattice column, and the force transfer beam is arranged right above the lattice column.
Further, two rows of lattice columns are arranged at the bottom of the high-altitude bearing platform, a plurality of third supports are fixedly arranged on the high-altitude bearing platform, the third supports correspond to the positions of the lattice columns one by one, and two ends of the force transfer beam are fixedly arranged on the two third supports which are arranged along the width direction of the high-altitude bearing platform respectively.
Further, a first lug plate arranged vertically is connected between the lower part of the connecting disc and the inclined upright post, a second lug plate is connected to the upper end of the inclined upright post, and the second lug plate is connected to the first lug plate through a bolt.
Further, the supporting bracket is arranged on the opposite sides of the inclined upright posts at the two ends of the force transfer beam, and a limiting post is vertically arranged at one end, far away from the inclined upright posts, of the supporting bracket.
Further, the bottom of the second support is detachably connected with a joist, and a supporting pile is connected between the middle part of the joist and the middle part of the force transfer beam.
Further, the lower extreme of oblique stand is connected with the picture peg, the end connection of power beam has two third otic placodes, two form socket joint gap between the third otic placode, two be connected with the fixed axle between the third otic placode, the shaft hole has been seted up to the picture peg, the picture peg is movably inserted and is located in the socket joint gap just the shaft hole rotationally overlaps and locates the fixed axle.
Furthermore, the plugboard and the third lug plate are respectively provided with a positioning hole, and a locking shaft is inserted into the third positioning holes of the third lug plate and the plugboard so as to lock the inclined upright post.
The invention provides a construction method of a high-altitude safety assembly jig frame device of a pipe truss, which comprises the following steps:
placing an upper chord member on a first support, and placing a lower chord member on a second support, wherein constructors take pedals of a pavement structure as construction platforms to weld and connect web members between the upper chord member and the lower chord member so as to assemble and form a pipe truss unit;
after a pipe truss unit is formed, hoisting the pipe truss unit, hoisting and lowering the pavement structure and the tie bars to an overhead bearing platform, separating the upper ends of the diagonal braces from the connecting discs, respectively overturning the diagonal braces and the diagonal uprights and placing the diagonal braces and the diagonal uprights on the overhead bearing platform, and detaching a second support from the force transfer beam and placing the second support on the overhead bearing platform to form a sliding space below the pipe truss unit;
after the sliding space is formed below the pipe truss unit, the pipe truss unit is slid to an installation position through the sliding space;
and after the pipe truss unit slides out of the sliding space, the high-altitude safety assembling jig frame device forming the pipe truss is built again to assemble the next pipe truss unit.
The high-altitude safety assembling jig frame device for the pipe truss has the advantages that the high-altitude safety assembling jig frame device for the pipe truss can be quickly and conveniently assembled, disassembled and inverted, space is provided for hoisting and transferring assembled pipe truss units, the technical measure material consumption and labor cost can be saved, the high-altitude operation safety protection requirement of operators can be ensured, and the construction progress can be greatly accelerated.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the detailed description of non-limiting embodiments, made with reference to the following drawings, in which:
fig. 1 is a schematic structural view of a high-altitude safety assembly jig device of a pipe truss according to an embodiment of the present invention.
Fig. 2 is a partial enlarged view at a in fig. 1.
Fig. 3 is a partial enlarged view at B in fig. 1.
Fig. 4 is a partial enlarged view at C in fig. 1.
Fig. 5 is a schematic structural view of a pedal according to an embodiment of the present invention.
Fig. 6 is a cross-sectional view of a high-altitude safety splice jig device of a pipe truss according to an embodiment of the invention.
Fig. 7 is a partial enlarged view at D in fig. 6.
Fig. 8 is a partial enlarged view at E in fig. 6.
Fig. 9 is a partial enlarged view of F in fig. 6.
Fig. 10 is a schematic view showing a folding state of the high-altitude safety assembly jig device of the pipe truss according to the embodiment of the invention.
Detailed Description
The present application is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the invention are shown in the drawings.
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Referring to fig. 1 to 10, the present invention provides a high-altitude safety assembling jig frame device of a pipe truss, comprising: the high-altitude bearing platform 1, a plurality of inclined upright posts 2, a second support 3 and a pavement structure 4.
The high-altitude bearing platform 1 is erected below the installation position of the pipe truss, and is erected in the middle of a large venue if the building structure is the large venue. A plurality of force transfer beams 12 are arranged on the upper part of the high-altitude bearing platform 1. The plurality of transfer beams 12 are arranged along the length direction of the high-altitude bearing platform 1. Each transfer beam 12 is arranged along the width direction of the high-altitude bearing platform 1.
In this embodiment, the oblique posts 2 are respectively and reversibly mounted at both ends of the transfer beam 12. The inclined upright post and the high-altitude bearing platform are arranged at a preset angle. In some embodiments, the preset angle is 70 ° to 85 °. The distance between the oblique posts 2 at the two ends of the transfer beam 12 is adapted to the distance between the two upper chords 51 of the tube truss.
In addition, the overhead platform 1 is mounted with a diagonal strut 21 in a reversible manner. The middle part of the inclined upright post 2 is connected with a connecting disc 23. The upper end of the diagonal brace 21 is detachably connected to the connection plate 23.
In this embodiment, a tie rod 22 is detachably connected between the connecting plates 23 of the diagonal columns 2 at both ends of the transfer beam 12.
The upper end of the inclined upright post 2 is provided with a first support. The first support is formed with a limit groove in which the upper chord 51 is embedded.
The second support 3 is arranged in the middle of the force transfer beam 12. The height of the second support is smaller than that of the first support. The second support 3 is formed with a limit groove in which the lower chord 52 of the pipe truss is embedded.
After the upper chord member and the lower chord member are respectively placed in the limiting grooves of the first support seats of the inclined upright posts and the second support seats of the force transfer beams, web members can be installed between the upper chord member and the lower chord member to assemble and form a pipe truss.
In this embodiment, the walkway construction 4 comprises a tread 41, a support bracket 42, a hanger 43 and a cover 44. Specifically, the support bracket 42 is connected to the diagonal column 2. Hooks 43 are connected to both ends of the pedal 41. Hooks 43 at both ends of the pedal 41 are detachably hung on supporting corbels 42 on the oblique posts 2 of the adjacent two force transfer beams 12, respectively. The pedal connects two adjacent inclined upright posts in the length direction of the high-altitude bearing platform into a whole, and can be used as an operation platform for constructors to stand for corresponding assembly operation construction. A cover 44 is connected to the pedal 41 at its end in a reversible manner. A cover plate 44 is laid over the hooks 43 and the cover plate overlaps the tread plates 41 of the adjacent walkway construction 4.
In some embodiments, the outer side of the pedal is provided with a rail, which includes a plurality of uprights and a rail cord. The pole setting erects the outer fringe of locating the footboard, and the hurdle is connected between many pole settings.
The high-altitude safety assembling jig device for the pipe truss can be quickly and conveniently assembled, disassembled and inverted, provides space for hoisting and transferring assembled pipe truss units, can save technical measure material consumption and labor cost, can ensure the high-altitude operation safety protection requirements of operators, and can greatly accelerate construction progress.
As a preferred embodiment, the lattice column 11 is supported at the bottom of the overhead platform 1. The high altitude cushion cap is erected in the air through a plurality of lattice columns and is arranged below the installation position of the pipe truss. The transfer beam 12 is disposed directly above the lattice column 11.
In this embodiment, referring to fig. 10, a lattice column is disposed directly below the end of each transfer beam. Specifically, two rows of lattice columns 11 are arranged at the bottom of the high-altitude bearing platform 1. A plurality of third supports 13 are fixedly arranged on the high-altitude bearing platform 1. The third supports 13 are in one-to-one correspondence with the positions of the lattice columns 11. The two ends of the force transfer beam 12 are respectively fixedly arranged on two third supports 13 arranged along the width direction of the high-altitude bearing platform 1.
Referring to fig. 8, a first ear plate is vertically disposed between the lower portion of the connection plate 23 and the inclined column 2. A second ear plate 211 is connected to the upper end of the diagonal strut 21. The second ear plate 211 is connected to the first ear plate by bolts. The end of the drawknot rod is provided with a connecting lug plate. The connecting lug plate is detachably connected with the disc through bolts.
Referring to fig. 6 and 7, support brackets 42 are provided on opposite sides of the diagonal columns 2 at both ends of the transfer beam 12. One end of the supporting bracket 42 far away from the inclined upright post 2 is vertically provided with a limit post 421.
Referring to fig. 6 and 9, the bottom of the second support 3 is detachably connected with a joist 31. A support pile 32 is connected between the middle part of the joist 31 and the middle part of the transfer beam 12. The second support is removed to provide space for the transfer work while transferring the assembled pipe truss units.
Referring to fig. 2, the lower end of the inclined column 2 is connected with a plugboard 25. Two third ear plates are connected to the ends of the transfer beam 12. And a socket joint gap is formed between the two third lug plates. A fixed shaft 26 is connected between the two third ear plates. The plugboard is provided with a shaft hole. The inserting plate is movably inserted into the inserting slot, and the shaft hole of the inserting plate is rotatably sleeved on the fixed shaft.
As a preferred embodiment, the plugboard and the third lug plate are respectively provided with positioning holes. A locking shaft 27 is inserted into the third positioning holes of the third lug plate and the inserting plate to lock the inclined upright post 2.
The invention relates to a construction method of a high-altitude safety assembly jig frame device of a pipe truss, which comprises the following steps:
s1: an upper chord 51 is placed on the first support, and a lower chord 52 is placed on the second support 3, and a constructor uses the pedal 41 of the pavement structure 4 as a construction platform to weld and connect the web members 53 between the upper chord 51 and the lower chord 52 so as to assemble and form a pipe truss unit.
S2: after a pipe truss unit is formed, the pipe truss unit is hoisted, meanwhile, the pavement structure 4 and the tie bars 22 are hoisted and lowered to the high-altitude bearing platform 1, the upper ends of the diagonal braces 21 are separated from the connecting discs 23, the diagonal braces 21 and the diagonal uprights 2 are respectively turned over and placed on the high-altitude bearing platform 1, and the second support 3 is detached from the force transfer beam 12 and placed on the high-altitude bearing platform 1 to form a sliding space below the pipe truss unit.
S3: and after the sliding space is formed below the pipe truss unit, the pipe truss unit is slid to the installation position through the sliding space.
S4: after a pipe truss unit slides out of the sliding space, the high-altitude safety assembly jig frame device forming the pipe truss is erected again to assemble the next pipe truss unit.
The foregoing description is only of the preferred embodiments of the present application and is presented as a description of the principles of the technology being utilized. It will be appreciated by persons skilled in the art that the scope of the invention referred to in this application is not limited to the specific combinations of features described above, but it is intended to cover other embodiments in which any combination of features described above or equivalents thereof is possible without departing from the spirit of the invention. Such as the above-described features and technical features having similar functions (but not limited to) disclosed in the present application are replaced with each other.
Claims (9)
1. High altitude safety of pipe truss assembles bed-jig device, its characterized in that includes:
the high-altitude bearing platform is erected below the installation position of the pipe truss, a plurality of force transfer beams are installed on the upper portion of the high-altitude bearing platform along the length direction of the high-altitude bearing platform, and the force transfer beams are arranged along the width direction of the high-altitude bearing platform;
the device comprises a plurality of inclined upright posts, wherein the inclined upright posts are respectively and overturned at two ends of a force transfer beam, the distance between the inclined upright posts at two ends of the force transfer beam is adapted to the distance between two upper chords of the pipe truss, an inclined strut is arranged on a high-altitude bearing platform in a overturned mode, a connecting disc is connected to the middle part of each inclined upright post, the upper ends of the inclined strut are detachably connected to the connecting disc, a drawknot rod is detachably connected between the connecting discs of the inclined upright posts at two ends of the force transfer beam, a first support is arranged at the upper ends of the inclined upright posts, and a limiting groove for the upper chords to be embedded is formed in the first support;
the second support is erected in the middle of the force transfer beam and is provided with a limiting groove for embedding a lower chord of the pipe truss; and
the pavement structure comprises a pedal and supporting corbels connected to the inclined upright posts, hooks are connected to the two ends of the pedal, the hooks at the two ends of the pedal are detachably hung on the supporting corbels on the inclined upright posts of the two adjacent force transfer beams respectively, the end parts of the pedal are connected with cover plates in a turnover mode, and the cover plates are laid on the hooks and are lapped on the pedal of the adjacent pavement structure.
2. The high-altitude safety assembling jig frame device for the pipe truss according to claim 1, wherein a lattice column is supported at the bottom of the high-altitude bearing platform, and the force transfer beam is arranged right above the lattice column.
3. The high-altitude safety assembly jig frame device of the pipe truss according to claim 2, wherein two rows of lattice columns are arranged at the bottom of the high-altitude bearing platform, a plurality of third supports are fixedly arranged on the high-altitude bearing platform, the third supports correspond to the lattice columns one by one in position, and two ends of the force transmission beam are fixedly arranged on the two third supports arranged along the width direction of the high-altitude bearing platform respectively.
4. The high-altitude safety assembly jig frame device of the pipe truss according to claim 1, wherein a first lug plate arranged vertically is connected between the lower part of the connecting disc and the inclined upright post, a second lug plate is connected to the upper end of the inclined strut, and the second lug plate is connected to the first lug plate through a bolt.
5. The high-altitude safety assembling jig frame device for the pipe truss according to claim 1, wherein the supporting corbels are arranged on the opposite sides of the oblique columns at two ends of the force transfer beam, and a limiting column is vertically arranged at one end of the supporting corbels, which is far away from the oblique columns.
6. The high-altitude safety assembling jig frame device of the pipe truss according to claim 1, wherein the bottom of the second support is detachably connected with a joist, and a supporting pile is connected between the middle part of the joist and the middle part of the force transfer beam.
7. The high-altitude safe assembling jig frame device for the pipe truss according to claim 1, wherein the lower end of the inclined upright post is connected with a plugboard, the end part of the force transfer beam is connected with two third lug plates, a socket joint gap is formed between the two third lug plates, a fixed shaft is connected between the two third lug plates, the plugboard is provided with a shaft hole, the plugboard is movably inserted into the socket joint gap, and the shaft hole is rotatably sleeved on the fixed shaft.
8. The high-altitude safety assembling jig frame device for the pipe truss according to claim 7, wherein the insertion plate and the third lug plate are respectively provided with a positioning hole, and a locking shaft is inserted into the third positioning holes of the third lug plate and the insertion plate to lock the inclined upright post.
9. A construction method of the high-altitude safety splicing jig frame device of the pipe truss according to any one of claims 1 to 8, comprising the steps of:
placing an upper chord member on a first support, and placing a lower chord member on a second support, wherein constructors take pedals of a pavement structure as construction platforms to weld and connect web members between the upper chord member and the lower chord member so as to assemble and form a pipe truss unit;
after a pipe truss unit is formed, hoisting the pipe truss unit, hoisting and lowering the pavement structure and the tie bars to an overhead bearing platform, separating the upper ends of the diagonal braces from the connecting discs, respectively overturning the diagonal braces and the diagonal uprights and placing the diagonal braces and the diagonal uprights on the overhead bearing platform, and detaching a second support from the force transfer beam and placing the second support on the overhead bearing platform to form a sliding space below the pipe truss unit;
after the sliding space is formed below the pipe truss unit, the pipe truss unit is slid to an installation position through the sliding space;
and after the pipe truss unit slides out of the sliding space, the high-altitude safety assembling jig frame device forming the pipe truss is built again to assemble the next pipe truss unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210178985.1A CN114412196B (en) | 2022-02-25 | 2022-02-25 | High-altitude safety assembling jig frame device of pipe truss and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210178985.1A CN114412196B (en) | 2022-02-25 | 2022-02-25 | High-altitude safety assembling jig frame device of pipe truss and construction method thereof |
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| Publication Number | Publication Date |
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| CN114412196A CN114412196A (en) | 2022-04-29 |
| CN114412196B true CN114412196B (en) | 2023-05-09 |
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| CN202210178985.1A Active CN114412196B (en) | 2022-02-25 | 2022-02-25 | High-altitude safety assembling jig frame device of pipe truss and construction method thereof |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN100572713C (en) * | 2007-03-23 | 2009-12-23 | 北京城建集团有限责任公司 | The large span bidirectional string stretching girders rope accumulation gliding construction method |
| CN203583901U (en) * | 2013-11-14 | 2014-05-07 | 四川华铁钢结构有限公司 | Universal assembling jig frame for any trusses |
| CN105952162B (en) * | 2016-05-06 | 2018-02-06 | 浙江精工钢结构集团有限公司 | A kind of round-the-clock truss assembling method |
| CN109537912A (en) * | 2018-11-26 | 2019-03-29 | 江苏沪宁钢机股份有限公司 | A kind of safe and stable type Provincial Rink and its construction technology |
| CN111042539B (en) * | 2019-12-02 | 2022-06-24 | 中建钢构工程有限公司 | Single-point support installation construction method for large-span steel structure truss |
| CN212642174U (en) * | 2020-06-30 | 2021-03-02 | 陕西建工第九建设集团有限公司 | Jig frame is assembled to triangle-shaped pipe truss block |
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