CN112227733A - Installation method of three-way pipe truss - Google Patents
Installation method of three-way pipe truss Download PDFInfo
- Publication number
- CN112227733A CN112227733A CN202011193824.7A CN202011193824A CN112227733A CN 112227733 A CN112227733 A CN 112227733A CN 202011193824 A CN202011193824 A CN 202011193824A CN 112227733 A CN112227733 A CN 112227733A
- Authority
- CN
- China
- Prior art keywords
- truss
- main
- safe operation
- channel
- trusses
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/162—Handles to carry construction blocks
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses an installation method of a three-way pipe truss, wherein two safe operation channels are prepared for standby according to the length of a main truss, and a plurality of safe operation channel units are prefabricated and assembled in a workshop; transporting all the main truss sections, the secondary truss sections and all the safe operation channel units to a construction site, and completing the assembly of all the main trusses on the ground; installing a plurality of safe operation channel units on the upper chords of the two main trusses to be installed respectively and forming safe operation channels; hoisting two main trusses to be installed, completing the installation of the two main trusses, and installing a secondary truss segment positioned between the two main trusses; and detaching the safe operation channel on the installed main truss far away from the main truss to be installed, then installing the safe operation channel on the main truss to be installed, and circularly using the safe operation channel to complete the installation of the three-way pipe truss. The installation method is convenient to install and disassemble, can avoid damage to the pipe truss structure, and is high in installation efficiency.
Description
Technical Field
The invention belongs to the technical field of building construction, and particularly relates to a method for installing a three-way pipe truss.
Background
With the rapid development of national economy and the improvement of people's pursuit of spiritual culture, other large-scale public buildings such as various gymnasiums, exhibition centers, movie theaters and the like come into play. A pipe truss structure, which is one of the advanced building technologies, has been widely used in such large public buildings because of its advantages such as light dead weight, high strength, good overall performance, and beautiful appearance.
The planar pipe truss is a commonly used pipe truss in buildings and comprises an upper chord, a lower chord and a plurality of web members arranged between the upper chord and the lower chord. A three-way pipe truss is usually adopted for supporting a metal roof structure on a building roof, a structural unit of the three-way pipe truss structure is shown in figure 1, the three-way pipe truss is composed of a plurality of main trusses 1 which are horizontally arranged side by side at intervals and a plurality of secondary trusses 2 which are obliquely crossed with the main trusses, wherein every two secondary trusses 2 are connected with the same node of the main trusses, and the secondary trusses and the main trusses are in penetration welding connection; and a plurality of purlin support gusset plates are longitudinally arranged along the upper chord of the main truss, and all the purlin support gusset plates are uniformly distributed on the upper surface of the upper chord of the main truss and used for installing roof purlines. In the prior art, a method for installing a three-way pipe truss on site comprises the following steps: the method comprises the steps of firstly assembling a main truss on the ground, then integrally hoisting the main truss, and after the main truss is hoisted, performing gap filling connection on a secondary truss between two adjacent main trusses. Because the field installation has a certain height, some safety protection measures must be adopted for welding operation at high altitude so as to prevent workers from falling during construction and ensure the construction safety of the workers.
The existing safety protection measures are usually formed by welding and lapping temporary materials on a main truss, so that the installation and the disassembly are difficult, the pipe truss structure cannot be reused, the pipe truss structure is easily damaged in the installation and the disassembly processes, and the installation efficiency is low.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the mounting method of the three-way pipe truss, which is convenient to mount and dismount, can avoid damage to the pipe truss structure and improve the mounting efficiency.
The technical scheme of the invention is realized as follows:
a method for installing a three-way pipe truss comprises the following steps:
(1) prefabricating all components of a main truss and a secondary truss of a three-way pipe truss in a workshop, then splicing into a plurality of main truss sections and secondary truss sections, arranging a plurality of purlin support node plates on the main truss section corresponding to each main truss according to design, and uniformly distributing all the purlin support node plates on the upper chord of each main truss along the longitudinal direction of the main truss; preparing two safe operation channels for standby according to the length of a main truss, wherein each safe operation channel is formed by a plurality of safe operation channel units, each safe operation channel unit is prefabricated and assembled in a workshop and comprises an operation platform and guard rails arranged on two sides of the operation platform, each operation platform is formed by a plurality of horizontally arranged channel steels and support plates horizontally arranged on all the channel steels, and the distance between every two adjacent channel steels is equal to the distance between every two adjacent purlin support node plates;
(2) transporting all the main truss sections, the secondary truss sections and all the safe operation channel units to a construction site, and completing the assembly of all the main trusses on the ground; then, respectively installing a plurality of safe operation channel units on the upper chords of two main trusses to be installed, wherein all the safe operation channel units on each main truss are tiled and communicated to form the safe operation channels which are longitudinally arranged along the upper chords of the main trusses; each channel steel of the safe operation channel is perpendicular to the upper chord of the main truss, and two ends of the channel steel extend outwards to have a certain length; all channel steel and purlin support node plates are fixed in a one-to-one corresponding mode;
(3) hoisting two main trusses to be installed, completing the installation of two main trusses, and then installing a secondary truss segment positioned between the two main trusses, wherein the method comprises the following steps: after hoisting the secondary truss sections in place, working personnel respectively weld the two ends of the upper chord of the secondary truss sections and the upper chords of the two main trusses in a penetrating manner on a safe operation channel on the two main trusses, then hang a safety belt and a hanging basket on the safe operation channel, fasten the safety belt and stand in the hanging basket, respectively weld the two ends of the lower chord of the secondary truss sections and the lower chords of the two main trusses in a penetrating manner, and complete the installation of all the secondary truss sections between the two main trusses according to the method;
(4) disassembling a safe operation channel on one installed main truss far away from the main truss to be installed, installing the safe operation channel on the main truss to be installed, hoisting the main truss to be installed, completing installation of the main truss to be installed, and then completing installation of all secondary truss sections between the main truss and the other installed main truss according to the method in the step (3);
(5) and (5) repeating the step (4) to complete the installation of the three-way pipe truss, and then disassembling the two safe operation channels.
Furthermore, the channel steel that the node plate equallyd divide to correspond is held in the palm to the purlin that all channel-section steel notches outwards held in the palm the node plate to the corresponding purlin, and all channel-section steel bottom plates and the purlin that correspond hold in the palm the node plate and be equipped with the bolt hole of one-to-one, and connecting bolt passes the bolt hole on channel-section steel bottom plate and the purlin holds in the palm the node plate in order to hold in the palm channel-section steel and purlin.
Furthermore, the protection railing is composed of a plurality of stand columns and a protection net, all the stand columns are arranged at intervals along the longitudinal direction of the main truss, each stand column is vertically arranged, the lower end of each stand column is fixed to the end portion of the channel steel, and the protection net is fixed to the stand columns.
Furthermore, the protection network is two safety ropes, is equipped with two through-holes on the stand, and two through-holes distribute respectively in the middle part and the upper portion of stand, and every safety rope passes the through-hole that corresponds that is located same side stand in proper order and safety rope both ends are fixed with corresponding stand respectively.
Furthermore, the supporting plate is a grid plate, and the grid plate is fixed with the corresponding plurality of channel steel in a spot welding mode.
Compared with the prior art, the invention has the following beneficial effects:
the safe operation channel is fixed on the upper chord of the main truss by the purlin support gusset plate of the upper chord of the main truss, has simple structure and convenient installation and disassembly, cannot damage the structure of the pipe truss in the installation and disassembly process, and cannot influence the installation of the subsequent purlin support after the disassembly. The safe operation channel serves as a temporary operation platform, safe and comfortable working conditions are provided for overhead operators, the installation efficiency of the three-way pipe truss can be effectively improved while the safety of overhead operation is guaranteed, and the device can be repeatedly and circularly used and is good in economical efficiency.
Drawings
Fig. 1-schematic structural view of a three-way pipe truss structural unit.
Fig. 2-schematic structural view of the operation platform arranged on the main truss.
Figure 3-sectional view of the operation platform.
Wherein: 1-a main truss; 2-a secondary truss; 3-purlin bracket gusset plate; 4-safe operation channel; 41-channel steel; 42-a support plate; 43-upright post; 44-a safety line; 5-connecting the bolt.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 2 and 3, a method for installing a three-way pipe truss includes the steps of:
(1) prefabricating all components of a main truss 1 and a secondary truss 2 of a three-way pipe truss in a workshop, then splicing into a plurality of main truss sections and secondary truss sections, arranging a plurality of purlin support node plates 3 on the main truss section corresponding to each main truss according to design, and uniformly distributing all the purlin support node plates 3 on the upper chord of each main truss along the longitudinal direction of the main truss 1; two safe operation channels 4 are prepared for standby according to the length of a main truss 1, each safe operation channel is composed of a plurality of safe operation channel units, each safe operation channel unit is prefabricated and assembled in a workshop and comprises an operation platform and guard rails arranged on two sides of the operation platform, each operation platform is composed of a plurality of horizontally arranged channel steel 41 and support plates 42 horizontally arranged on all the channel steel 41, and the distance between every two adjacent channel steel 41 is equal to the distance between every two adjacent purlin support node plates 3;
the upper surface of the upper chord of the three-way pipe truss is provided with a plurality of purlin support gusset plates, and all the purlin support gusset plates are longitudinally and uniformly distributed along the upper chord of the main truss and used for installing a metal roof structure. Purlin bracket gusset plates are generally arranged at intervals of 1.5m, and are respectively arranged at positions close to two end parts of the upper chord. The distance between the channel steel of the safe operation channel unit is equal to the distance between the purlin support gusset plates, so that the channel steel can be conveniently and well fixed on the purlin support gusset plates.
(2) All the main truss segments, the secondary truss segments and all the safe operation channel units are transported to a construction site, and all the main trusses 1 are assembled on the ground; then, respectively installing a plurality of safe operation channel units on the upper chords of two main trusses 1 to be installed, wherein all the safe operation channel units on each main truss are tiled and communicated to form a safe operation channel 4 longitudinally arranged along the upper chords of the main trusses; each channel steel 41 of the safe operation channel 4 is perpendicular to the upper chord of the main truss 1, and two ends of the channel steel extend outwards to have a certain length; all the channel steels 41 are fixed with the purlin support gusset plates 3 in a one-to-one correspondence manner;
when the main truss is hoisted, the safe operation channel is fixed on the main truss by the purlin node supporting plates arranged on the main truss in sequence from left to right or from right to left, the main truss does not need to be welded, the installation and the disassembly are convenient, and the damage to a pipe truss structure is avoided.
The supporting plate has a certain width, generally 500mm, and is beneficial to free passage of workers on a safe operation channel, so that the installation of the pipe truss is facilitated; the corresponding channel-section steel has certain length, can guarantee to effectively support the backup pad, improves structural stability.
(3) Hoisting two main trusses 1 to be installed, completing the installation of two main trusses 1, and then installing a secondary truss segment between the two main trusses 1, wherein the steps are as follows: after the secondary truss sections are hoisted in place, workers respectively weld the two ends of the upper chord of the secondary truss sections on the upper chords of the two primary trusses in a penetrating manner on the safe operation channel 4 on the two primary trusses, then hang a safety belt and a hanging basket on the safe operation channel 4, fasten the safety belt and stand in the hanging basket, respectively weld the two ends of the lower chord of the secondary truss sections in a penetrating manner with the lower chords of the two primary trusses, and complete the installation of all the secondary truss sections between the two primary trusses according to the method;
(4) disassembling a safe operation channel on one installed main truss far away from the main truss to be installed, installing the safe operation channel on the main truss to be installed, hoisting the main truss to be installed, completing installation of the main truss to be installed, and then completing installation of all secondary truss sections between the main truss and the other installed main truss according to the method in the step (3);
(5) and (5) repeating the step (4) to complete the installation of the three-way pipe truss, and then disassembling the two safe operation channels.
Therefore, the two safe operation channels can be repeatedly used to complete the installation of the three-way pipe truss, and meanwhile, the two safe operation channels can also be repeatedly used for the installation of the three-way pipe truss of other projects, so that the effect of repeated use is achieved. Meanwhile, all the secondary truss segments positioned on two sides of the primary truss can be installed by standing on the safe operation channel of the primary truss, and the installation efficiency is improved.
During specific implementation, the channel steel 41 that the purlin holds in the palm the gusset plate 3 equal divisions corresponds, all channel-section steel 41 notches outwards hold in the palm the gusset plate 3 to the purlin that corresponds, and all channel-section steel 41 bottom plates and the purlin that corresponds hold in the palm the gusset plate 3 and be equipped with the bolt hole of one-to-one, and connecting bolt 5 passes channel-section steel 41 bottom plates and purlin in proper order and holds in the palm the bolt hole on the gusset plate 3 with channel-section steel 41 and purlin and hold in the palm gusset.
Like this, the channel-section steel passes through connecting bolt with purlin holds in the palm the gusset plate and is connected to operation platform passes through connecting bolt to be fixed on the main truss, dismantles and simple to operate, can also used repeatedly after the dismantlement. Channel-section steel bottom plate and purlin hold in the palm gusset plate fixed connection, the channel-section steel curb plate that is located the upside is used for the backup pad, for improving the bearing capacity, and the channel-section steel curb plate that is located the downside can be placed on the main truss upper chord.
During specific implementation, the protective barrier is composed of a plurality of stand columns 43 and protective nets, all the stand columns 43 are arranged along the main truss 1 at intervals longitudinally, each stand column 43 is vertically arranged, the lower ends of the stand columns 43 are fixed to the end portions of the channel steel 41, and the protective nets are fixed to the stand columns.
The upright post is made of angle steel with the diameter of 50mm multiplied by 5mm, and the height of the upright post is 1200 mm. The stand interval sets up, but must set up the stand on the channel-section steel that is located the main truss both ends to guarantee also can effectively protect the staff at the main truss both ends, not all be provided with the stand on the every channel-section steel on the gusset plate is held in the palm to the purlin simultaneously, a plurality of channel-section steels in interval set up a stand can.
During specific implementation, the protection net is two safety ropes 44, two through holes are arranged on the upright columns, the two through holes are respectively distributed in the middle and the upper portions of the upright columns, each safety rope 44 sequentially penetrates through the corresponding through hole on the upright column 43 on the same side, and two ends of each safety rope 44 are respectively fixed with the corresponding upright column 43.
The safety rope is a steel wire rope with the specification of ∅ 8 mm.
In specific implementation, the supporting plate 42 is a grid plate, and the grid plate is fixed to the corresponding channel steel in a spot welding manner.
The safe operation channel is fixed on the upper chord of the main truss by using the purlin support gusset plate of the main truss, has simple structure and convenient installation and disassembly, cannot damage the structure of the pipe truss in the installation and disassembly process, and cannot influence the installation of the follow-up purlin support after the disassembly. The safe operation channel serves as a temporary operation platform, safe and comfortable working conditions are provided for overhead operators, the installation efficiency of the three-way pipe truss is effectively improved while the safety of overhead operation is guaranteed, and the device can be repeatedly and circularly used and is good in economical efficiency.
Finally, it should be noted that the above-mentioned examples of the present invention are only examples for illustrating the present invention, and are not intended to limit the embodiments of the present invention. Variations and modifications in other variations will occur to those skilled in the art upon reading the foregoing description. Not all embodiments are exhaustive. All obvious changes and modifications of the present invention are within the scope of the present invention.
Claims (5)
1. A method for installing a three-way pipe truss is characterized by comprising the following steps:
(1) prefabricating all components of a main truss and a secondary truss of a three-way pipe truss in a workshop, then splicing into a plurality of main truss sections and secondary truss sections, arranging a plurality of purlin support node plates on the main truss section corresponding to each main truss according to design, and uniformly distributing all the purlin support node plates on the upper chord of each main truss along the longitudinal direction of the main truss; preparing two safe operation channels for standby according to the length of a main truss, wherein each safe operation channel is formed by a plurality of safe operation channel units, each safe operation channel unit is prefabricated and assembled in a workshop and comprises an operation platform and guard rails arranged on two sides of the operation platform, each operation platform is formed by a plurality of horizontally arranged channel steels and support plates horizontally arranged on all the channel steels, and the distance between every two adjacent channel steels is equal to the distance between every two adjacent purlin support node plates;
(2) transporting all the main truss sections, the secondary truss sections and all the safe operation channel units to a construction site, and completing the assembly of all the main trusses on the ground; then, respectively installing a plurality of safe operation channel units on the upper chords of two main trusses to be installed, wherein all the safe operation channel units on each main truss are tiled and communicated to form the safe operation channels which are longitudinally arranged along the upper chords of the main trusses; each channel steel of the safe operation channel is perpendicular to the upper chord of the main truss, and two ends of the channel steel extend outwards to have a certain length; all channel steel and purlin support node plates are fixed in a one-to-one corresponding mode;
(3) hoisting two main trusses to be installed, completing the installation of two main trusses, and then installing a secondary truss segment positioned between the two main trusses, wherein the method comprises the following steps: after hoisting the secondary truss sections in place, working personnel respectively weld the two ends of the upper chord of the secondary truss sections and the upper chords of the two main trusses in a penetrating manner on a safe operation channel on the two main trusses, then hang a safety belt and a hanging basket on the safe operation channel, fasten the safety belt and stand in the hanging basket, respectively weld the two ends of the lower chord of the secondary truss sections and the lower chords of the two main trusses in a penetrating manner, and complete the installation of all the secondary truss sections between the two main trusses according to the method;
(4) disassembling a safe operation channel on one installed main truss far away from the main truss to be installed, installing the safe operation channel on the main truss to be installed, hoisting the main truss to be installed, completing installation of the main truss to be installed, and then completing installation of all secondary truss sections between the main truss and the other installed main truss according to the method in the step (3);
(5) and (5) repeating the step (4) to complete the installation of the three-way pipe truss, and then disassembling the two safe operation channels.
2. The method of installing a three-way pipe truss of claim 1 wherein the purlin bracket gusset plates are equally divided into corresponding channel steel, the notches of all the channel steel face outwardly away from the corresponding purlin bracket gusset plates, and all the channel steel bottom plates and the corresponding purlin bracket gusset plates are provided with one-to-one corresponding bolt holes, and the connecting bolts sequentially pass through the bolt holes on the channel steel bottom plates and the purlin bracket gusset plates to fixedly connect the channel steel and the purlin bracket gusset plates.
3. The method for installing a three-way pipe truss according to claim 1, wherein the protective barrier is composed of a plurality of vertical columns and protective nets, all the vertical columns are arranged at intervals along the longitudinal direction of the main truss, each vertical column is arranged vertically, the lower ends of the vertical columns are fixed at the end parts of the channel steels, and the protective nets are fixed on the vertical columns.
4. The method for installing the three-way pipe truss according to claim 3, wherein the protective net is two safety ropes, two through holes are formed in the vertical column, the two through holes are respectively distributed in the middle and the upper part of the vertical column, each safety rope sequentially passes through the corresponding through hole in the vertical column on the same side, and two ends of each safety rope are respectively fixed with the corresponding vertical column.
5. The method for installing the three-way pipe truss as claimed in claim 1, wherein the supporting plate is a grid plate, and the grid plate is fixed to the plurality of corresponding channel steel by spot welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011193824.7A CN112227733A (en) | 2020-10-30 | 2020-10-30 | Installation method of three-way pipe truss |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011193824.7A CN112227733A (en) | 2020-10-30 | 2020-10-30 | Installation method of three-way pipe truss |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112227733A true CN112227733A (en) | 2021-01-15 |
Family
ID=74122601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011193824.7A Pending CN112227733A (en) | 2020-10-30 | 2020-10-30 | Installation method of three-way pipe truss |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112227733A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113216646A (en) * | 2021-06-10 | 2021-08-06 | 中冶建工集团重庆钢结构有限公司 | Assembling method of pipe truss |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101200977A (en) * | 2007-11-29 | 2008-06-18 | 北京城建集团有限责任公司 | Horizontal transportation method for roofing construction |
| CN101440667A (en) * | 2008-07-25 | 2009-05-27 | 中铁四局集团有限公司 | Installation method of large-span single-layer canopy latticed shell structure |
| CN103206010A (en) * | 2013-03-23 | 2013-07-17 | 北京工业大学 | Assembled steel structure prestress eccentric bracing frame system |
| CN103993554A (en) * | 2014-04-02 | 2014-08-20 | 中交第二航务工程勘察设计院有限公司 | Through triangular truss steel bridge with externally-hung mooring channel |
| CN205259628U (en) * | 2015-12-25 | 2016-05-25 | 安徽伟宏钢结构集团股份有限公司 | Pipe truss structure anchor clamps formula safety protective guard pole |
| CN206346507U (en) * | 2016-12-16 | 2017-07-21 | 中铁山桥集团有限公司 | A kind of steel truss girder bridge construction safe passageway system |
| CN109441128A (en) * | 2018-12-21 | 2019-03-08 | 贵州建工集团第八建筑工程有限责任公司 | A kind of list Pin tubular truss overhead connection construction |
| CN210563610U (en) * | 2019-06-20 | 2020-05-19 | 南通蓝岛海洋工程有限公司 | Welding application multifunctional integrated mobile workshop |
| CN210888133U (en) * | 2019-10-16 | 2020-06-30 | 中国十七冶集团有限公司 | Pipe truss installation string-up safety channel device |
| CN211028695U (en) * | 2019-12-09 | 2020-07-17 | 贵州工程应用技术学院 | Pipe truss welded platform |
-
2020
- 2020-10-30 CN CN202011193824.7A patent/CN112227733A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101200977A (en) * | 2007-11-29 | 2008-06-18 | 北京城建集团有限责任公司 | Horizontal transportation method for roofing construction |
| CN101440667A (en) * | 2008-07-25 | 2009-05-27 | 中铁四局集团有限公司 | Installation method of large-span single-layer canopy latticed shell structure |
| CN103206010A (en) * | 2013-03-23 | 2013-07-17 | 北京工业大学 | Assembled steel structure prestress eccentric bracing frame system |
| CN103993554A (en) * | 2014-04-02 | 2014-08-20 | 中交第二航务工程勘察设计院有限公司 | Through triangular truss steel bridge with externally-hung mooring channel |
| CN205259628U (en) * | 2015-12-25 | 2016-05-25 | 安徽伟宏钢结构集团股份有限公司 | Pipe truss structure anchor clamps formula safety protective guard pole |
| CN206346507U (en) * | 2016-12-16 | 2017-07-21 | 中铁山桥集团有限公司 | A kind of steel truss girder bridge construction safe passageway system |
| CN109441128A (en) * | 2018-12-21 | 2019-03-08 | 贵州建工集团第八建筑工程有限责任公司 | A kind of list Pin tubular truss overhead connection construction |
| CN210563610U (en) * | 2019-06-20 | 2020-05-19 | 南通蓝岛海洋工程有限公司 | Welding application multifunctional integrated mobile workshop |
| CN210888133U (en) * | 2019-10-16 | 2020-06-30 | 中国十七冶集团有限公司 | Pipe truss installation string-up safety channel device |
| CN211028695U (en) * | 2019-12-09 | 2020-07-17 | 贵州工程应用技术学院 | Pipe truss welded platform |
Non-Patent Citations (3)
| Title |
|---|
| 唐旗旗，徐芸: "浅谈36m钢桁架吊装精度控制技术", 《山西建筑》 * |
| 赵际萍: "《建筑施工现场高处作业危险点的认知和预防》", 31 May 2018, 同济大学出版社 * |
| 陈健，张峥峰: "《建筑工程创优实用技术及应用》", 30 November 2016, 东南大学出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113216646A (en) * | 2021-06-10 | 2021-08-06 | 中冶建工集团重庆钢结构有限公司 | Assembling method of pipe truss |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106760529B (en) | Roof steel truss sliding assembly construction platform and installation method | |
| CN202227701U (en) | Spliced type horizontal channel device | |
| CN112796528A (en) | Construction method for high-altitude in-situ splicing of large-span steel truss | |
| CN111877773A (en) | Installation method of large-span annular pressure ring single-layer grid steel roof | |
| CN112227733A (en) | Installation method of three-way pipe truss | |
| CN113137102B (en) | Assembled garage roof house structure and installation method thereof | |
| CN108412187B (en) | Construction device and construction method for outer frame structure of ultra-high conjoined group tower | |
| CN114475963A (en) | Installation device and installation method for enclosure system of liquid dome area of LNG ship | |
| US20080250579A1 (en) | Modular Support Catch System | |
| CN111535184A (en) | Cable-stayed bridge steel tower anchoring screw positioning support and positioning method | |
| CN115306137B (en) | Operation platform structure for installing suspended ceiling at bottom of high-altitude corridor and construction method thereof | |
| CN114725859A (en) | Tunnel cable installing support | |
| CN213597351U (en) | Safe operation channel structure for installing three-way pipe truss | |
| CN214783194U (en) | Mountain area superelevation is protected and is led to curve cast-in-place box girder sectional shelf-unit | |
| CN210002826U (en) | detachable welding platform for steel column construction | |
| CN218161569U (en) | Tunnel cable installing support cross arm mounting structure | |
| CN218161570U (en) | Connecting structure of tunnel cable mounting bracket | |
| CN220487057U (en) | Basket type operation platform for butt joint of steel giant columns | |
| CN221276356U (en) | Pier foundation bridge construction platform | |
| CN212866933U (en) | Supporting bearing platform for installing single-layer space grid steel roof of large-span pressure ring | |
| CN218375102U (en) | Metal roofing furred ceiling bottom plate installation device | |
| CN215926656U (en) | Steel leaning tower construction platform structure system | |
| CN221256269U (en) | Protective shed frame | |
| CN216076209U (en) | Adjust nimble outer hanging handling frame of building | |
| CN214784678U (en) | Annular steel structure building |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210115 |
|
| RJ01 | Rejection of invention patent application after publication |