CN110439308B - Multi-functional adjustable high-rise building safety device that prevents weighing down thing of instrument formula - Google Patents
Multi-functional adjustable high-rise building safety device that prevents weighing down thing of instrument formula Download PDFInfo
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- CN110439308B CN110439308B CN201910738583.0A CN201910738583A CN110439308B CN 110439308 B CN110439308 B CN 110439308B CN 201910738583 A CN201910738583 A CN 201910738583A CN 110439308 B CN110439308 B CN 110439308B
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- 238000005303 weighing Methods 0.000 title claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 82
- 239000010959 steel Substances 0.000 claims abstract description 82
- 238000009434 installation Methods 0.000 claims abstract description 12
- 238000003466 welding Methods 0.000 claims description 6
- 238000005553 drilling Methods 0.000 claims description 4
- 238000010079 rubber tapping Methods 0.000 claims description 4
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000001681 protective effect Effects 0.000 description 3
- 238000012216 screening Methods 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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
- E04G21/32—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
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)
- Emergency Lowering Means (AREA)
Abstract
The invention relates to a tool type multifunctional adjustable safety protection device for a falling object of a high-rise building, which comprises an outer cantilever net, a steel wire rope, a sleeve assembly and two connecting pieces, wherein the outer cantilever net can be installed on a floor slab or a steel beam in two installation modes, is integrally hoisted and detached through a tower crane split module, can be flexibly and variably assembled and disassembled according to site construction completion conditions in the use process, is adjustable in cantilever length, is connected with a steel beam flange plate into an adjustable fixture, is hinged to a cantilever net support, is convenient for any angle rotation of the outer cantilever net, can be repeatedly recycled, and is safe, convenient and high in practicability.
Description
Technical Field
The invention belongs to the technical field of high-rise building construction safety protection, and particularly relates to a tool type multifunctional adjustable high-rise building anti-falling safety protection device.
Background
Along with the progress of society, high-rise and super-high-rise buildings are pulled out like spring bamboo shoots after raining, and in the construction process of the high-rise and super-high-rise buildings, along with the increase of the height of the buildings, the dangers of falling from high altitude and falling objects at high altitude are increased, so that a horizontal protective net is required to be arranged according to the standard requirements. The traditional horizontal protective screening is mainly erected by adopting overhanging scaffold tubes, the erection and disassembly process is complex, most of the traditional horizontal protective screening is high-altitude operation, potential safety hazards are large, the efficiency is low, and improvement is needed.
Disclosure of Invention
In order to solve the problems, the invention discloses a tool type multifunctional adjustable safety protection device for preventing falling objects of high-rise buildings, which is safe, convenient, fast and reusable by integrally hoisting and disassembling tower crane sub-modules.
In order to achieve the above purpose, the technical scheme of the invention is as follows:
a tool type multifunctional adjustable safety protection device for preventing falling objects of high-rise buildings comprises an outer overhanging net, a steel wire rope, a sleeve pipe assembly and a connecting piece,
the outer cantilever net comprises a square grid-shaped structure formed by intersecting longitudinal main keels and transverse main keels, the longitudinal main keels and the transverse main keels are rectangular steel pipes, lifting lugs and inclined-pull lugs are arranged at the intersections of the outer sides of the intersections of the longitudinal main keels and the transverse main keels, L-shaped baffles are welded on the innermost and outermost transverse main keels, perforated steel plate nets or steel bar nets are paved on the longitudinal main keels and the transverse main keels and are fixed by self-tapping screws, the upper ends of steel wire ropes are connected with floor steel beam lug plates four through shackles, the steel beam connecting lug plates four are welded on steel beam webs, the lower ends of the steel wire ropes are connected with the inclined-pull lugs, and rope clamps are arranged on the steel wire ropes;
the longitudinal main joist extends backwards to form an installation part, 4-10 holes are drilled on the installation part in a plane, the sleeve assembly comprises a sleeve and a first connecting lug plate, the sleeve is also a rectangular steel pipe, the sleeve is sleeved at the tail end of the longitudinal main joist, two holes are formed in the top surface of the sleeve, the hole pitch is matched with the hole pitch on the installation part of the tail end of the longitudinal main joist, and nuts are arranged at the position of the holes formed in the top surface of the sleeve; the first connecting lug plate is welded at the bottom of the sleeve, the first connecting lug plate is connected with a connecting piece, and the connecting piece is fixed on the steel beam or the floor slab.
As an improvement of the invention, the secondary keels are arranged between the longitudinal main keels.
As an improvement of the invention, the longitudinal main keels and the transverse main keels adopt 80x30x4 rectangular steel pipes, the secondary keels adopt 50x30x3 rectangular steel pipes, and the specifications of the sleeve components are 90x40x4mm.
As an improvement of the invention, the outermost end of the outer cantilever net is higher than the innermost end, so that the falling object rolls inwards.
As an improvement of the invention, the number of the steel wire ropes is 3, the tension is large, and the safety is high.
As an improvement of the invention, the diameter of the plane drilling holes on the mounting part is 14mm, and the distance is 50-100 mm.
As an improvement of the steel beam, the connecting piece comprises a left width adjusting piece, a right width adjusting piece, a connecting lug plate II and a thickness adjusting piece I, wherein the connecting lug plate II is arranged above the left width adjusting piece, the connecting lug plate II is connected with the connecting lug plate I through bolts, the left width adjusting piece and the right width adjusting piece are symmetrically arranged L-shaped components, a plurality of connecting holes are formed in a transverse plate and a vertical plate of the connecting piece, the transverse plates of the left width adjusting piece and the right width adjusting piece are connected through bolts, the thickness adjusting piece I is also a symmetrically arranged L-shaped component, the vertical plate of the left width adjusting piece is connected with the thickness adjusting piece I through bolts, the vertical plate of the right width adjusting piece is connected with the thickness adjusting piece through bolts, an inward hooking plate is arranged below the thickness adjusting piece I, and the hooking plate hooks the inner side of the upper flange of the steel beam.
As an improvement of the invention, a movable cover net is arranged above the mounting plate.
As an improvement of the invention, the connecting piece comprises an embedded part, a U-shaped anchor bar and a connecting lug plate III, wherein the embedded part is arranged in a floor slab, the U-shaped anchor bar is connected to the back surface of the embedded part, the connecting lug plate III is arranged on the surface of the embedded part and is exposed above the floor slab, and the connecting lug plate III is connected with the connecting lug plate I through a bolt.
The beneficial effects of the invention are as follows:
the invention provides a tool type multifunctional adjustable safety protection device, which provides a tool type horizontal safety protection net, can be repeatedly used in a turnover way, can be integrally hoisted and disassembled through tower crane sub-modules, can be flexibly and changeable according to the site construction completion conditions in the use process, has two installation modes, can be installed on a floor slab or a steel beam, is adjustable in overhanging length, is connected with a steel beam flange plate to form an adjustable fixture, is hinged to a overhanging net support, is convenient for the overhanging net to rotate at any angle, is safe and convenient, and has strong practicability.
Drawings
FIG. 1 is a schematic diagram of a connection mode between an outer cantilever net and a steel beam according to the invention;
FIG. 2 is a schematic diagram of the connection mode between the outer cantilever net and the floor slab according to the invention;
FIG. 3 is a schematic view of an outer cantilever mesh keel according to the invention;
fig. 4 is a diagram of the laying of a reinforcing mesh according to the present invention;
FIG. 5 is a cross-sectional view of the connection of the outer cantilever web and the steel beam according to the present invention;
FIG. 6 is a diagram of a joint of the outer cantilever web and the steel beam according to the present invention;
FIG. 7 is a cross-sectional view of the outer cantilever net and concrete floor slab connection according to the present invention;
FIG. 8 is a diagram of the joint of the outer cantilever net and the concrete floor slab in the invention;
FIG. 9 is a schematic view of a connecting member C2 for connecting a concrete floor slab according to the present invention;
FIG. 10 is a drawing of a construction of a pull-up joint of a cable-stayed wire rope according to the present invention;
FIG. 11 is a schematic view of a steel beam-connecting joint C3 according to the present invention;
fig. 12 is a sleeve connection according to the present invention.
List of reference numerals:
a-an outer cantilever net, B-a steel wire rope structure, C-a connecting structure, D-a steel beam and E-a floor slab; a1-longitudinal main joist, A2-transverse main joist, A3-secondary joist A4-L-shaped baffle, A6-lifting lug, A7-perforated steel plate net or steel bar net, A8-movable cover net, B1-inclined-pulling lifting lug, B2-steel wire rope, B3-connecting lug plate IV, C1-sleeve assembly, C11-sleeve, C12-connecting lug plate I, C13-nut, C2-connecting piece (connected with floor slab), C21-connecting lug plate III, C22-embedded piece, C23-U-shaped anchor bar, C3-connecting piece (connected with steel beam), C31-left width adjusting piece, C32-right width adjusting piece, C33-hooking plate, C34-connecting lug plate II and C36-thickness adjusting piece.
Detailed Description
The present invention is further illustrated in the following drawings and detailed description, which are to be understood as being merely illustrative of the invention and not limiting the scope of the invention. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, and the words "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.
As shown in the figure, the tool type multifunctional adjustable safety protection device for the falling object of the high-rise building is manufactured and installed in the following mode:
(1) The outer cantilever net A structure:
the longitudinal main keels A1 and the transverse main keels A2 in the outward direction adopt 80x30x4 rectangular steel pipes, and the secondary keels A3 adopt 50x30x3 rectangular steel pipes; the secondary keels A3 are arranged between the longitudinal main keels A1;
welding a hoisting lifting lug A6 and a cable-stayed lifting lug B1 on the longitudinal main keel A1 in the outward-overhanging direction;
welding L-shaped baffle plates A4 on the inner side and the outermost side of the transverse main keels, wherein the specifications of the L-shaped baffle plates A4 are 3mm thick steel plates;
a perforated steel plate net or a steel bar net 7 is paved on the keel and is fixed by self-tapping screws;
(2) Cable-stayed steel wire rope
The upper end of the steel wire rope B2 is connected with the fourth B3 of the steel beam lug plate of the upper floor through a shackle, the fourth B3 of the steel beam lug plate is welded on a web plate of the steel beam D, the lower end of the steel wire rope B2 is connected with the inclined pulling lifting lug B1, the inclined pulling lifting lug B1 is welded on the longitudinal main keel A1 of the outer cantilever net, and the steel wire rope is provided with a rope clip according to specifications;
(3) Connection structure
Drilling a plurality of holes on a rectangular tube of the tail end installation part of the longitudinal main keel A1 of the outer cantilever net, externally arranging a sleeve C11 with the specification of 90x40x4, arranging two holes on the top surface of the sleeve C11, matching the hole pitch with the hole pitch on the longitudinal main keel A1, and welding an M12 nut at the position of the hole opening on the top surface of the sleeve C11; the bottom of the sleeve C11 is welded with a connecting lug plate C12;
when the connecting sleeve is connected with the floor steel beam D, the first connecting lug plate C12 at the bottom of the sleeve assembly C1 is connected with the second connecting lug plate C34 on the connecting piece C3 through bolts; the flange plate width adjusting pieces C31 and C32 and the flange plate thickness adjusting piece C36 are arranged on the connecting piece C3, the adjustment can be carried out according to the width and thickness adjustment of the upper flange of the floor steel beam D, the hooking plate C33 hooks the inner side of the upper flange of the steel beam, in addition, when the outer overhanging net A is connected with the floor steel beam D, a certain gap is reserved between the outer overhanging net A and the steel beam, and the steel beam is sealed by adopting the movable cover net A8;
when the outer cantilever net A is connected with the floor concrete floor E, an embedded part C22 and a U-shaped anchor bar C23 are reserved in the concrete floor E in advance, the top surface of the embedded part is welded with a connecting lug plate C21, and a connecting lug plate C12 at the bottom of the sleeve component C1 is connected with the connecting lug plate C21 on the connecting part C2 through bolts.
The invention has two installation modes (two connecting pieces C2 and C3 are respectively connected with C1), the outer cantilever net A can be installed on a floor slab or a steel beam, the outer cantilever net A can be integrally hoisted and disassembled through a tower crane sub-module, the outer cantilever net A can be flexibly and changeable according to the site construction completion condition in the use process, the cantilever length is adjustable, the outer cantilever net A is connected with a steel beam flange plate to form an adjustable fixture, a cantilever net support is hinged, the outer cantilever net A is convenient to rotate at any angle, and the outer cantilever net A can be repeatedly recycled, is safe and convenient and has strong practicability.
The technical means disclosed by the scheme of the invention is not limited to the technical means disclosed by the embodiment, and also comprises the technical scheme formed by any combination of the technical features.
Claims (7)
1. The utility model provides a multi-functional adjustable high-rise building safety device that prevents weighing down thing which characterized in that: comprises an outer cantilever net, a steel wire rope, a sleeve component and a connecting piece,
the outer cantilever net comprises a square grid-shaped structure formed by intersecting longitudinal main keels and transverse main keels, the longitudinal main keels and the transverse main keels are rectangular steel pipes, and secondary keels are arranged between the longitudinal main keels; the steel wire rope is characterized in that hoisting lifting lugs and inclined pulling lifting lugs are arranged at the intersections of the outer sides of the intersections of the longitudinal main keels and the transverse main keels, L-shaped baffles are welded on the innermost side and the outermost side of the transverse main keels, perforated steel plate meshes or reinforcing steel bar meshes are paved on the longitudinal main keels and the transverse main keels and are fixed by self-tapping screws, the upper ends of steel wire ropes are connected with floor steel beam lug plates through shackles, the steel beam connecting lug plates are welded on steel beam webs, the lower ends of the steel wire ropes are connected with the inclined pulling lifting lugs, and rope clamps are arranged on the steel wire ropes;
the longitudinal main joist extends backwards to form an installation part, 4-10 holes are drilled on the installation part in a plane, the sleeve assembly comprises a sleeve and a first connecting lug plate, the sleeve is also a rectangular steel pipe, the sleeve is sleeved at the tail end of the longitudinal main joist, two holes are formed in the top surface of the sleeve, the hole pitch is matched with the hole pitch on the installation part of the tail end of the longitudinal main joist, and nuts are arranged at the position of the holes formed in the top surface of the sleeve; the bottom of the sleeve is welded with a first connecting lug plate, the first connecting lug plate is connected with a connecting piece, and the connecting piece is fixed on the steel beam;
the connecting piece includes left side width adjustment piece, right side width adjustment piece, connecting lug plate two, thickness adjustment piece two, connecting lug plate two sets up in left side width adjustment piece top, and connecting lug plate two passes through bolted connection with connecting lug plate one, left side width adjustment piece, right side width adjustment piece are the L type component that the symmetry set up, all are equipped with a plurality of connecting holes on its diaphragm and the riser, left side width adjustment piece, right side width adjustment piece's diaphragm passes through bolted connection, thickness adjustment piece two also are the L type component that the symmetry set up, left side width adjustment piece riser passes through bolted connection with thickness adjustment piece one, right side width adjustment piece's riser passes through bolted connection with thickness adjustment piece two, thickness adjustment piece one thickness adjustment piece two below is equipped with inside hook plate, hook plate hooks the upper flange inboard of girder.
2. A tool type multi-functional adjustable safety device for preventing falling objects of high-rise buildings as claimed in claim 1, wherein: the longitudinal main keels and the transverse main keels are rectangular steel pipes with the diameter of 80x30x4, the secondary keels are rectangular steel pipes with the diameter of 50x30x3, and the specifications of the sleeve components are 90x40x4mm.
3. A tool type multi-functional adjustable safety device for preventing falling objects of high-rise buildings as claimed in claim 1, wherein: the outermost end of the outer cantilever net is higher than the innermost end.
4. A tool type multi-functional adjustable safety device for preventing falling objects of high-rise buildings as claimed in claim 1, wherein: the number of the steel wire ropes is 3.
5. A tool type multi-functional adjustable safety device for preventing falling objects of high-rise buildings as claimed in claim 1, wherein: the diameter of the upper plane drilling holes of the mounting part is 14mm, and the distance is 50-100 mm.
6. A tool type multi-functional adjustable safety device for preventing falling objects of high-rise buildings as claimed in claim 1, wherein: a movable cover net is arranged above the installation part.
7. The utility model provides a multi-functional adjustable high-rise building safety device that prevents weighing down thing which characterized in that: the manufacturing and mounting modes are as follows:
(1) The outer overhanging net structure:
rectangular steel pipes are adopted for the longitudinal main keels and the transverse main keels in the outward direction;
welding a hoisting lifting lug and a cable-stayed lifting lug on the longitudinal main joist in the outward-overhanging direction;
welding L-shaped baffles on the inner side and the outermost side transverse main keels;
a perforated steel plate net or a steel bar net is paved on the keel and is fixed by self-tapping screws;
(2) Cable-stayed steel wire rope
The upper end of the steel wire rope is connected with a steel beam lug plate four of the upper floor through a shackle, the steel beam lug plate four is welded on a steel beam web plate, the lower end of the steel wire rope is connected with a diagonal lifting lug B1, the diagonal lifting lug B1 is welded on a longitudinal main keel of the outer cantilever net, and the steel wire rope is provided with a rope clip according to specifications;
(3) Connection structure
Drilling a plurality of holes on a rectangular tube of the tail end installation part of the longitudinal main keel of the outer cantilever net, arranging a sleeve outside the rectangular tube, arranging two holes on the top surface of the sleeve, matching the hole pitch with the hole pitch on the longitudinal main keel, and welding nuts at the hole position of the top surface of the sleeve; the bottom of the sleeve is welded with a first connecting lug plate;
when the sleeve assembly is connected with the floor steel beam, the first connecting lug plate at the bottom of the sleeve assembly is connected with the second connecting lug plate on the connecting piece C3 through bolts; be equipped with flange plate width adjustment spare on the connecting piece and flange plate thickness adjustment spare, can adjust according to floor girder steel top flange width, thickness adjustment, collude the board and collude girder steel top flange inboard, in addition because the net of encorbelmenting outward is connected with the floor girder steel, has certain clearance between net and the girder steel of encorbelmenting outward, adopts movable cover net to seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910738583.0A CN110439308B (en) | 2019-08-12 | 2019-08-12 | Multi-functional adjustable high-rise building safety device that prevents weighing down thing of instrument formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910738583.0A CN110439308B (en) | 2019-08-12 | 2019-08-12 | Multi-functional adjustable high-rise building safety device that prevents weighing down thing of instrument formula |
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| CN110439308A CN110439308A (en) | 2019-11-12 |
| CN110439308B true CN110439308B (en) | 2024-02-09 |
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| CN201910738583.0A Active CN110439308B (en) | 2019-08-12 | 2019-08-12 | Multi-functional adjustable high-rise building safety device that prevents weighing down thing of instrument formula |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112412078A (en) * | 2020-10-12 | 2021-02-26 | 中国华冶科工集团有限公司 | Safety protection net device and construction method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08871U (en) * | 1992-04-27 | 1996-05-31 | 基二 村越 | Lifting device for lightweight hoist |
| KR100488912B1 (en) * | 2004-11-11 | 2005-05-10 | 김현석 | Install structure of net that prevent fall |
| KR20130042117A (en) * | 2011-10-18 | 2013-04-26 | 이재호 | Fall preventing safety net apparatus |
| CN205116768U (en) * | 2015-11-25 | 2016-03-30 | 中国对外建设有限公司 | Superelevation layer instrument formula protection platform of encorbelmenting |
| CN106088637A (en) * | 2016-08-16 | 2016-11-09 | 中铁建工集团有限公司 | Construction assembled high-altitude protection canopy and assembly method thereof |
| CN206053392U (en) * | 2016-09-19 | 2017-03-29 | 中国建筑第八工程局有限公司 | Super High faces side and encorbelments hard protection structure |
| CN108301630A (en) * | 2017-12-30 | 2018-07-20 | 中建三局第建设工程有限责任公司 | A kind of turnable assembled protection shed device and its application method |
-
2019
- 2019-08-12 CN CN201910738583.0A patent/CN110439308B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08871U (en) * | 1992-04-27 | 1996-05-31 | 基二 村越 | Lifting device for lightweight hoist |
| KR100488912B1 (en) * | 2004-11-11 | 2005-05-10 | 김현석 | Install structure of net that prevent fall |
| KR20130042117A (en) * | 2011-10-18 | 2013-04-26 | 이재호 | Fall preventing safety net apparatus |
| CN205116768U (en) * | 2015-11-25 | 2016-03-30 | 中国对外建设有限公司 | Superelevation layer instrument formula protection platform of encorbelmenting |
| CN106088637A (en) * | 2016-08-16 | 2016-11-09 | 中铁建工集团有限公司 | Construction assembled high-altitude protection canopy and assembly method thereof |
| CN206053392U (en) * | 2016-09-19 | 2017-03-29 | 中国建筑第八工程局有限公司 | Super High faces side and encorbelments hard protection structure |
| CN108301630A (en) * | 2017-12-30 | 2018-07-20 | 中建三局第建设工程有限责任公司 | A kind of turnable assembled protection shed device and its application method |
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| CN110439308A (en) | 2019-11-12 |
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