CN-122014006-A - Anti-falling device for building construction and construction method

CN122014006ACN 122014006 ACN122014006 ACN 122014006ACN-122014006-A

Abstract

The invention belongs to the technical field of building construction protection, and relates to a falling prevention device for building construction and a construction method, wherein a horizontal blocking supporting mechanism is rotatably arranged on the surface of an outer wall through a supporting and positioning unit; one end of the horizontal blocking supporting mechanism, which is far away from the supporting and positioning unit, is connected with the inclined blocking supporting mechanism through a locking pressing piece, an overhaul steering pull rod is arranged on the outer side surface of the horizontal blocking supporting mechanism, and an overhaul positioning assembly is arranged on the top surface of the supporting and positioning unit. The invention maintains stability in the overhaul process through the overhaul steering rod collaborative overhaul positioning assembly, shortens the operation gap of personnel, does not need to dismantle part of structures, absorbs part of impact energy through the storage buffer unit, reduces the damage to devices and building structures, reduces the risk of secondary injury to constructors caused by rebound, and can flexibly rotate the inclined blocking support mechanism through the adjustment of the locking pressing piece and adjust the angle of the inclined blocking support mechanism according to actual construction requirements.

Inventors

MA SHUO
YANG BIN
YAN YONGLONG
DUAN SHUAI
Luan Yuqi
DONG ZHEN
WANG YUFENG
Tang Zhanjiang

Assignees

中建八局第二建设有限公司

Dates

Publication Date: 20260512
Application Date: 20260120

Claims (10)

1. The anti-falling device for building construction is characterized by comprising a supporting and positioning unit (1), a horizontal blocking and supporting mechanism (2) and an inclined blocking and supporting mechanism (3), wherein the supporting and positioning unit (1) is rotatably arranged at one end part of the horizontal blocking and supporting mechanism (2); the other end part of the horizontal blocking supporting mechanism (2) is rotatably provided with an inclined blocking supporting mechanism (3) through a locking pressing piece, and the locking pressing piece is used for limiting the angle of the inclined blocking supporting mechanism (3) when being clamped with the horizontal blocking supporting mechanism (2); An overhaul steering pull rod (5) is arranged on the outer side surface of the horizontal blocking supporting mechanism (2) so as to drive the horizontal blocking supporting mechanism (2) to rotate on the supporting and positioning unit (1).
2. The anti-falling device for building construction is characterized in that the horizontal blocking supporting mechanism (2) comprises a steel wire rope net (21), two horizontal support arms (22) and a storage buffer unit (24), the two horizontal support arms (22) are oppositely arranged, the storage buffer unit (24) is positioned in the horizontal support arms (22), the storage buffer unit (24) is used for stretching the steel wire rope net (21), a protection plate (23) is detachably arranged on the top surface of the horizontal support arms (22), the steel wire rope net (21) is positioned between the protection plate (23) and the horizontal support arms (22), the end parts of the horizontal support arms (22) are rotatably arranged on the supporting and positioning units (1), overhaul positioning holes (4) are formed in the two side arms of the horizontal support arms (22), and overhaul steering pull rods (5) are movably arranged on the outer side surfaces of the horizontal support arms (22). One end of the horizontal support arm (22) far away from the supporting and positioning unit (1) is convexly provided with a fixed shaft, and the fixed shaft is provided with an inclined blocking supporting mechanism (3) through a locking pressing piece.
3. The anti-falling device for building construction according to claim 2, wherein the storage buffer unit (24) comprises a winding connecting belt (241), a mounting box (242), a connecting gear (244), a buffer pressing seat (245) and an adjusting knob (246), the mounting box (242) is fixedly arranged at the end part, close to the supporting and positioning unit (1), of an inner cavity of the horizontal support arm (22), a connecting shaft (243) is arranged at one end part of the winding connecting belt (241), the connecting shaft (243) penetrates through the mounting box (242) to be connected with the connecting gear (244), the connecting gear (244) is in meshed butt with the bottom surface of the buffer pressing seat (245), the buffer pressing seat (245) is slidably arranged in the mounting box (242), the adjusting knob (246) is in threaded connection with the top surface of the mounting box (242), and the adjusting knob (246) is connected with the top surface of the buffer pressing seat (245) through a third supporting spring (247); the other end of the winding connecting belt (241) is rotatably arranged on the inner cavity of the horizontal support arm (22), and the third supporting spring (247) is rotatably arranged on the adjusting knob (246).
4. The anti-falling device for building construction according to claim 3, wherein the inclined blocking supporting mechanism (3) comprises two inclined supporting arms (31), a locking pressing piece, a plurality of steel ropes (35) and mounting bars (36), one end part of each inclined supporting arm (31) is provided with a shaft plate in a protruding mode, the shaft plates are connected with the horizontal blocking supporting mechanism (2) through the locking pressing piece, the mounting bars (36) are fixedly arranged in the inclined supporting arms (31), the steel ropes (35) penetrate through the inclined supporting arms (31) and are fixedly connected with the mounting bars (36), and the steel ropes (35) are erected between the two inclined supporting arms (31) through the mounting bars (36).
5. The anti-falling device for building construction according to claim 4, wherein the supporting and positioning unit (1) comprises a supporting base (11), a rotating supporting seat (13), a limiting cover (14) and a reinforcing base (15), the inner side surface of the supporting base (11) is fixedly provided with the rotating supporting seat (13), the horizontal blocking supporting mechanism (2) is rotatably arranged on the rotating supporting seat (13) through a connecting pin (6), two overhauling and positioning assemblies (12) are oppositely arranged on the top surface of the rotating supporting seat (13), the rotating supporting seat (13) is integrally concave, one side, far away from the overhauling and positioning assemblies (12), of the rotating supporting seat (13) is fixedly provided with the limiting cover (14), the front end surface of the limiting cover (14) is fixedly provided with the reinforcing base (15), and an anti-deviation seat (16) is arranged between the reinforcing base (15) and the horizontal blocking supporting mechanism (2).
6. The anti-falling device for building construction according to claim 5, wherein the overhaul positioning assembly (12) comprises a mounting sleeve (121), a positioning inserting rod (122) and a first supporting spring (123), the mounting sleeve (121) is fixedly arranged at a baffle on the top surface of the rotary supporting seat (13), the positioning inserting rod (122) is slidably arranged in the mounting sleeve (121) through the first supporting spring (123), and the positioning inserting rod (122) is matched with the overhaul positioning hole (4).
7. The anti-falling device for building construction according to claim 6, wherein the locking pressing piece comprises a positioning tooth sleeve (32), a polygonal guide rod (33) and a second supporting spring (34), the positioning tooth sleeve (32) is sleeved at two ends of the polygonal guide rod (33), the polygonal guide rod (33) and the positioning tooth sleeve (32) penetrate through a fixed shaft and a shaft plate, the two positioning tooth sleeves (32) are slidably connected with the polygonal guide rod (33) through the second supporting spring (34), the sections of two ends of the polygonal guide rod (33) are non-circular, a clamping groove matched with the end parts of the polygonal guide rod (33) is formed in the end parts of the positioning tooth sleeve (32), and the shaft plate of the inclined support arm (31) is connected with the two positioning tooth sleeves (32) through tooth meshing.
8. A construction method of a fall protection device for building construction, characterized in that the fall protection device for building construction according to claim 7 is constructed, comprising the steps of: step A, splicing a falling-preventing device; step B, pressing down the locking pressing piece, releasing the fixation of the inclined blocking supporting mechanism (3), and adjusting the angle of the inclined blocking supporting mechanism (3); Step C, adjusting a storage buffer unit (24) to enable the steel wire rope net (21) of the horizontal blocking support mechanism (2) to have good buffering and bearing functions; Step D, linearly arranging and fixing the plurality of installed anti-falling devices on the surface of the outer wall of the building; and E, pulling the overhauling steering pull rod (5) to overhaul.
9. The construction method of the anti-falling device for building construction according to claim 8, wherein the specific adjustment step of the step C comprises the following steps: c1. the compression degree of the third supporting spring (247) is adjusted by screwing the adjusting knob (246) so as to adjust the initial position of the buffer pressing seat (245) in the mounting box (242); c2. adjusting the engagement pressure between the buffer press seat (245) and the connecting gear (244) by changing the position of the buffer press seat (245); c3. When the wire rope net (21) is impacted by falling of materials, the two winding connecting belts (241) are driven by the wire rope net (21) to relatively rotate inwards, the connecting gears (244) are driven to rotate through the connecting shafts (243), and under the elastic supporting effect of the third supporting springs (247), the buffer pressing seat (245) is kept continuously meshed with the connecting gears (244), so that elastic support is provided for the rotating process of the connecting gears (244).
10. The construction method of the anti-falling device for building construction according to claim 8, wherein in the step E, the overhaul steering pull rod (5) is manually pulled, so that the front end of the overhaul steering pull rod (5) drives the horizontal blocking support mechanism (2) and the inclined blocking support mechanism (3) to rotate towards the surface of the outer wall until the overhaul positioning assembly (12) is clamped and fixed with the overhaul positioning hole (4), positioning is achieved, the operation gap between personnel and the horizontal blocking support mechanism (2) and the operation gap between personnel and the inclined blocking support mechanism (3) are shortened, and overhaul difficulty is reduced.

Description

Anti-falling device for building construction and construction method Technical Field The invention relates to the technical field of building construction protection, in particular to a falling prevention device for building construction and a construction method. Background In the building construction process, in order to ensure the safety of personnel and engineering materials and prevent falling accidents, various safety protection measures are taken, wherein the construction support is built on a construction site, which is one of common and important measures. At present, the widely used anti-falling support or scaffold in the field of building construction carries out safety protection, but most focus on providing the stand support for constructors, can't form effectual anti-falling layer on the building outer wall surface, and the installation needs professional technical staff to operate, and is higher to the installation environment requirement, has not only increased construction early-stage preparation time and human cost, and perhaps also lead to device overall stability to receive the influence because of the installation is improper, and then influences anti-falling effect. The buffer mechanism is lack of effective buffer mechanism, and when the buffer mechanism is overhauled and maintained, a great deal of time and effort are required, and part of the structure is often required to be removed to inspect and maintain the internal components, so that the replacement cost is high. Disclosure of Invention In order to solve the above existing technical problems, the invention provides a falling prevention device for building construction and a construction method. The technical scheme of the invention is realized by the following scheme that the anti-falling device for building construction comprises a supporting and positioning unit, a horizontal blocking and supporting mechanism and an inclined blocking and supporting mechanism, wherein one end part of the horizontal blocking and supporting mechanism is rotatably provided with the supporting and positioning unit; The other end part of the horizontal blocking supporting mechanism is rotatably provided with an inclined blocking supporting mechanism through a locking pressing piece, and the locking pressing piece is used for limiting the angle of the inclined blocking supporting mechanism when being clamped with the horizontal blocking supporting mechanism; the outer side surface of the horizontal blocking supporting mechanism is provided with an overhaul steering pull rod so as to drive the horizontal blocking supporting mechanism to rotate on the supporting and positioning unit. According to the technical scheme, the anti-falling devices consisting of the horizontal blocking supporting mechanisms and the inclined blocking supporting mechanisms are fixed on the surface of the outer wall of the building in a linear arrangement mode through the supporting and positioning units, an anti-falling layer is formed on the outer wall of the building, positioning is achieved through overhauling the steering pull rod and overhauling the positioning assembly in a coordinated mode, stability in an overhauling process is kept, an operation gap of personnel is shortened, a part of structures do not need to be dismantled, overhauling difficulty is reduced, part of impact energy is absorbed through the storage buffer units, damage to the device and the building structure is reduced, the risk of secondary injury to constructors caused by rebound is reduced, safety and reliability of the device are improved, the inclined blocking supporting mechanisms can flexibly rotate through adjustment of the locking pressing pieces, and angles of the inclined blocking supporting mechanisms are adjusted according to actual construction requirements. Preferably, the horizontal blocking supporting mechanism comprises a wire rope net, two horizontal support arms and a storage buffer unit, wherein the two horizontal support arms are oppositely arranged, the storage buffer unit is positioned in the horizontal support arms, the storage buffer unit is used for stretching the wire rope net, a protection plate is detachably arranged on the top surface of the horizontal support arms, the wire rope net is positioned between the protection plate and the horizontal support arms, the end parts of the horizontal support arms are rotatably arranged on a supporting and positioning unit, overhaul positioning holes are formed in two side arms of the horizontal support arms, and overhaul steering levers are movably arranged on the outer side surfaces of the horizontal support arms; the horizontal support arm is provided with a fixed shaft in a protruding mode at one end, far away from the supporting and positioning unit, of the horizontal support arm, and the fixed shaft is provided with an inclined blocking supporting mechanism through a locking pressing piece. Preferably, the storage buffer uni