CN112832376A - Horizontal gusset plate bolt anti-falling device - Google Patents
Horizontal gusset plate bolt anti-falling device Download PDFInfo
- Publication number
- CN112832376A CN112832376A CN202110174080.2A CN202110174080A CN112832376A CN 112832376 A CN112832376 A CN 112832376A CN 202110174080 A CN202110174080 A CN 202110174080A CN 112832376 A CN112832376 A CN 112832376A
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- Prior art keywords
- horizontal
- skeleton
- steel
- plates
- fixed
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
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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
- E04G21/32—Safety or protective measures for persons during the construction of buildings
- E04G21/3261—Safety-nets; Safety mattresses; Arrangements on buildings for connecting safety-lines
- E04G21/3266—Safety nets
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2415—Brackets, gussets, joining plates
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2418—Details of bolting
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2448—Connections between open section profiles
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2457—Beam to beam connections
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a horizontal gusset plate bolt anti-falling device which comprises a steel beam, wherein vertical gusset plates are fixed between flange plates of the steel beam through bolts, horizontal gusset plates perpendicular to the vertical gusset plates are fixed on web plates of the steel beam at equal intervals through bolts, end skeletons with projection areas capable of covering the horizontal gusset plate at the bottom end are symmetrically arranged at two ends of a lower flange plate of the steel beam, and the top end of the end skeleton is inwards concave and fixed with the lower flange plate; all fixedly between the symmetrical extreme point of tip skeleton is provided with horizontal skeleton, and the net of preventing weighing down that is fixed to be provided with between the face of connecting of horizontal skeleton and tip skeleton. The invention aims to provide a horizontal gusset plate bolt falling prevention device which is suitable for a steel structure and a reinforced concrete combined structure and can prevent a bolt from falling from the steel structure.
Description
Technical Field
The invention relates to the technical field of constructional engineering, in particular to a horizontal gusset plate bolt anti-falling device.
Background
A large amount of steel structures and steel-concrete composite structures are used in domestic constructional engineering, and the steel-concrete composite structure has the advantages of excellent performance, light weight, quick installation and construction and the like. The connection of the steel structures mainly adopts the forms of rivet connection, welding seam connection, bolt connection and the like. The bolt connection has special advantages in the aspects of construction difficulty, speed, quality and the like, and is widely applied to steel structures. At present, more friction type high-strength bolts are used for connection, and shearing force is transmitted by means of friction force between the bolts and members. Due to the combined action of multiple factors such as the defects of the high-strength bolt material, the difference of the actual construction process, the stress redistribution of the bolt group, the fatigue failure of the bolt, the delayed fracture and the like, the fracture condition can occur after the structure is operated. The single bolt fracture is difficult to predict, and the prevention and control degree of difficulty is big, and is with high costs, and after the bolt that part quality is heavy or the mounted position is high falls, the secondary damage is big, causes the harm easily to people, car, thing etc.. Generally, anti-throwing nets are usually used in buildings for preventing objects from falling from the tops of the structures, but at present, no simple and effective method for preventing bolts from falling is available. Therefore, there is a need for a horizontal gusset plate bolt fall-preventing device suitable for steel structures and reinforced concrete composite structures, which can prevent bolts from falling from the steel structures.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide a horizontal gusset plate bolt falling prevention device which is suitable for a steel structure and a reinforced concrete combined structure and can prevent a bolt from falling from the steel structure.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
a horizontal gusset plate bolt anti-falling device comprises a steel beam, wherein vertical gusset plates are fixed between flange plates of the steel beam through bolts, horizontal gusset plates perpendicular to the vertical gusset plates are fixed on a web plate of the steel beam at equal intervals through bolts, end portion frameworks with projection areas capable of covering the bottommost horizontal gusset plate are symmetrically arranged at two ends of a lower flange plate of the steel beam, and the top ends of the end portion frameworks are inwards concave and fixed with the lower flange plate; all fixedly between the symmetrical extreme point of tip skeleton is provided with horizontal skeleton, and the net of preventing weighing down that is fixed to be provided with between the face of connecting of horizontal skeleton and tip skeleton.
Furthermore, all fixedly between the tip of the flange board of girder steel be provided with the vertical stiffening plate that passes horizontal skeleton, set up the trompil that can let horizontal skeleton pass on the stiffening plate and the hookup location of horizontal skeleton.
Further, the end portion framework is composed of steel plates or steel bars, and the transverse framework is composed of steel bars.
Furthermore, the aperture of the mesh of the anti-falling net is 5-25 mm.
Compared with the prior art, the invention has the following beneficial effects:
the anti-falling net has the advantages of simple structure and low construction cost, and the area of the anti-falling net surrounding the steel beam is reduced to the maximum extent. Prevent weighing down net and skeleton texture and install around the girder steel that has the gusset plate in the former building, can improve the holistic effective area of device. The anti-falling net and the skeleton structure have light weight, small influence on the stress performance of the whole structure and large protection range. And strong adaptability is convenient for adapt to the volume of the steel beam to adjust the size of the component, and the component is suitable for various structural forms. The bolts fall on the anti-falling net and are easy to find in time, the bolts falling on the anti-falling net can be prevented from rolling for many times, and mounting points where the bolts fall off are easy to find according to the positions of the falling points.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic side view of the interior of a stiffener according to the present invention;
fig. 3 is a schematic structural diagram of the framework in fig. 1.
Description of reference numerals:
the anti-falling device comprises 1-vertical gusset plates, 2-horizontal gusset plates, 3-end frameworks, 4-transverse frameworks, 5-anti-falling nets, 6-bolts, 7-steel beams and 8-stiffening plates.
Detailed Description
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 1 to 3, a horizontal gusset plate bolt anti-falling device comprises a steel beam 7, wherein vertical gusset plates 1 are fixed between flange plates of the steel beam 7 through bolts 6, horizontal gusset plates 2 perpendicular to the vertical gusset plates 1 are fixed on webs of the steel beam 7 at equal intervals through bolts 7, end portion frameworks 3 with projection areas capable of covering the horizontal gusset plate 2 at the bottommost end are symmetrically arranged at two ends of a lower flange plate of the steel beam 7, and the top ends of the end portion frameworks 3 are recessed inwards and fixed with the lower flange plate; all fixedly provided with horizontal skeleton 4 between the extreme point of tip skeleton 3 symmetry, the net 5 of preventing weighing down that is fixedly provided with between the connection face of horizontal skeleton 4 and tip skeleton 3.
The end parts of the flange plates of the steel beams 7 are fixedly provided with stiffening plates 8 which vertically penetrate through the transverse frameworks 4, and the connecting positions of the stiffening plates 8 and the transverse frameworks 4 are provided with holes through which the transverse frameworks 4 can penetrate. The position that adds the stiffening plate 8 corresponds horizontal skeleton 4 sets up the trompil, can penetrate the bottom of adding the stiffening plate 8 with horizontal skeleton 4, and the flange plate of supplementary girder steel 7 bottom side bears the whole weight of device, avoids the single atress of the top indent part of tip skeleton 3. The end part framework 3 is composed of steel plates or steel bars, and the transverse framework 4 is composed of steel bars. When tip skeleton 3 and horizontal skeleton 4 constitute by the reinforcing bar, the whole weight of the reduction gear of ability maximize only need prevent weighing down that net 5 blocks the annular space of tip skeleton 3 inside annular tip skeleton 3 increase can, and reduced the unsettled area of preventing weighing down the net 5 upside of skeleton as far as, the maximize reduce the probability of the bolt 6 that falls and horizontal skeleton 4 collision. When the end part framework 3 is made of steel plates and the transverse framework 4 is made of steel bars, the anti-falling net 5 can be arranged between the end part framework 3 and the transverse framework 4, so that the installation procedures are reduced.
The invention has simple structure and low construction cost. Prevent weighing down net 5 and skeleton texture and install around the girder steel 7 that has the gusset plate in the former building, can improve the holistic effective area of device. The anti-falling net 5 and the skeleton structure have light weight, small influence on the stress performance of the whole structure and large protection range. And strong adaptability is convenient for adapt to the volume of the steel beam 7 to adjust the size of the component, and the component is suitable for various structural forms. The mesh aperture of the anti-falling net 5 is 5-25mm, and the mesh aperture with proper size can be set corresponding to the bolts of M10-M45. The anti-falling net 5 is supported at the bottommost sides of the vertical gusset plates 1 and the horizontal gusset plates 2, the protection effect on bolts 6 falling from the horizontal gusset plates 2 is optimal, the bolts 7 can fall behind the anti-falling net 5 and can be found out easily in time, and the area of the anti-falling net 5 around the steel beam 7 is reduced to the maximum degree. Because the anti-falling net 5 is provided with meshes, the bolts 6 falling on the anti-falling net 5 can be prevented from rolling for many times, and the mounting points where the bolts 6 fall off are easy to find according to the positions of the falling points.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (4)
1. The utility model provides a horizontal gusset plate bolt anti-falling device, includes the girder steel, its characterized in that: vertical gusset plates are fixed between flange plates of the steel beam through bolts, horizontal gusset plates perpendicular to the vertical gusset plates are fixed on a web plate of the steel beam at equal intervals through bolts, end portion frameworks with projection areas capable of covering the bottommost horizontal gusset plate are symmetrically arranged at two ends of a lower flange plate of the steel beam, and the top end of each end portion framework is inwards concave and fixed with the lower flange plate; all fixedly between the symmetrical extreme point of tip skeleton is provided with horizontal skeleton, and the net of preventing weighing down that is fixed to be provided with between the face of connecting of horizontal skeleton and tip skeleton.
2. The horizontal gusset plate bolt fall arrest device of claim 1, wherein: all fixedly between the tip of the flange board of girder steel be provided with the vertical stiffening plate that passes horizontal skeleton, set up the trompil that can let horizontal skeleton pass on the hookup location of stiffening plate and horizontal skeleton.
3. The horizontal gusset plate bolt fall arrest device of claim 1, wherein: the end portion framework is composed of steel plates or steel bars, and the transverse framework is composed of steel bars.
4. The horizontal gusset plate bolt fall arrest device of claim 1, wherein: the aperture of the mesh of the anti-falling net is 5-25 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110174080.2A CN112832376A (en) | 2021-02-09 | 2021-02-09 | Horizontal gusset plate bolt anti-falling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110174080.2A CN112832376A (en) | 2021-02-09 | 2021-02-09 | Horizontal gusset plate bolt anti-falling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112832376A true CN112832376A (en) | 2021-05-25 |
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ID=75932848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110174080.2A Pending CN112832376A (en) | 2021-02-09 | 2021-02-09 | Horizontal gusset plate bolt anti-falling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112832376A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114908990A (en) * | 2022-06-07 | 2022-08-16 | 中国电建集团山东电力建设第一工程有限公司 | Assembly type safety protection system for high-end equipment and construction method thereof |
| US20230020395A1 (en) * | 2021-07-15 | 2023-01-19 | Magdy Youssef | Safety Cable System |
Citations (9)
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| CN204875572U (en) * | 2015-08-06 | 2015-12-16 | 中铁二院昆明勘察设计研究院有限责任公司 | Novel pin -connected panel hangar tunnel |
| CN205296881U (en) * | 2015-10-28 | 2016-06-08 | 中国建筑第八工程局有限公司 | Safety device between frame girder steel of superelevation layer |
| CN206625600U (en) * | 2017-04-14 | 2017-11-10 | 中建八局第一建设有限公司 | A kind of steel construction equipped with safety net hook |
| CN206737121U (en) * | 2017-03-13 | 2017-12-12 | 庆阳敦博科技发展有限公司 | A kind of steel construction bracket being connected with |
| CN208106023U (en) * | 2018-04-18 | 2018-11-16 | 中国地震局工程力学研究所 | Post and panel structure house wall protective device |
| CN210104356U (en) * | 2019-06-17 | 2020-02-21 | 林上霆 | Anti-falling device of outdoor clothes hanger |
| CN111287335A (en) * | 2020-02-19 | 2020-06-16 | 天元建设集团有限公司 | Connecting joint of outer frame steel beam and core tube inner steel column and construction method thereof |
| CN211313459U (en) * | 2019-12-18 | 2020-08-21 | 中国建筑第二工程局有限公司 | Anti-falling safety device for scaffold |
| CN214940991U (en) * | 2021-02-09 | 2021-11-30 | 天津市市政工程设计研究院 | Horizontal gusset plate bolt anti-falling device |
-
2021
- 2021-02-09 CN CN202110174080.2A patent/CN112832376A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN204875572U (en) * | 2015-08-06 | 2015-12-16 | 中铁二院昆明勘察设计研究院有限责任公司 | Novel pin -connected panel hangar tunnel |
| CN205296881U (en) * | 2015-10-28 | 2016-06-08 | 中国建筑第八工程局有限公司 | Safety device between frame girder steel of superelevation layer |
| CN206737121U (en) * | 2017-03-13 | 2017-12-12 | 庆阳敦博科技发展有限公司 | A kind of steel construction bracket being connected with |
| CN206625600U (en) * | 2017-04-14 | 2017-11-10 | 中建八局第一建设有限公司 | A kind of steel construction equipped with safety net hook |
| CN208106023U (en) * | 2018-04-18 | 2018-11-16 | 中国地震局工程力学研究所 | Post and panel structure house wall protective device |
| CN210104356U (en) * | 2019-06-17 | 2020-02-21 | 林上霆 | Anti-falling device of outdoor clothes hanger |
| CN211313459U (en) * | 2019-12-18 | 2020-08-21 | 中国建筑第二工程局有限公司 | Anti-falling safety device for scaffold |
| CN111287335A (en) * | 2020-02-19 | 2020-06-16 | 天元建设集团有限公司 | Connecting joint of outer frame steel beam and core tube inner steel column and construction method thereof |
| CN214940991U (en) * | 2021-02-09 | 2021-11-30 | 天津市市政工程设计研究院 | Horizontal gusset plate bolt anti-falling device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20230020395A1 (en) * | 2021-07-15 | 2023-01-19 | Magdy Youssef | Safety Cable System |
| US11993942B2 (en) * | 2021-07-15 | 2024-05-28 | Mj Engineering & Design | Safety cable system |
| CN114908990A (en) * | 2022-06-07 | 2022-08-16 | 中国电建集团山东电力建设第一工程有限公司 | Assembly type safety protection system for high-end equipment and construction method thereof |
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| 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: 20210525 |
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| RJ01 | Rejection of invention patent application after publication |