CN114165045A - Safety protection frame and construction method thereof - Google Patents

Safety protection frame and construction method thereof Download PDF

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Publication number
CN114165045A
CN114165045A CN202111564271.6A CN202111564271A CN114165045A CN 114165045 A CN114165045 A CN 114165045A CN 202111564271 A CN202111564271 A CN 202111564271A CN 114165045 A CN114165045 A CN 114165045A
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CN
China
Prior art keywords
frame
wall
safety protection
wall body
inner frame
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Pending
Application number
CN202111564271.6A
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Chinese (zh)
Inventor
梅逢意
黄劲超
董江巍
刘洪琦
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Guangdong Bosheng Building Technology Co ltd
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Guangdong Bosheng Building Technology Co ltd
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Publication date
Application filed by Guangdong Bosheng Building Technology Co ltd filed Critical Guangdong Bosheng Building Technology Co ltd
Priority to CN202111564271.6A priority Critical patent/CN114165045A/en
Publication of CN114165045A publication Critical patent/CN114165045A/en
Pending legal-status Critical Current

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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
    • E04G5/00—Component parts or accessories for scaffolds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
    • B01D47/06—Spray cleaning
    • 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
    • E04G21/24—Safety or protective measures preventing damage to building parts or finishing work during construction
    • E04G21/246—Safety or protective measures preventing damage to building parts or finishing work during construction specially adapted for curing concrete in situ, e.g. by covering it with protective sheets
    • 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
    • E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
    • E04G3/28—Mobile scaffolds; Scaffolds with mobile platforms
    • 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
    • E04G5/00—Component parts or accessories for scaffolds
    • E04G5/001—Safety or protective measures against falling down relating to scaffoldings
    • 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
    • E04G5/00—Component parts or accessories for scaffolds
    • E04G5/007—Devices and methods for erecting scaffolds, e.g. automatic scaffold erectors
    • 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
    • E04G5/00—Component parts or accessories for scaffolds
    • E04G5/04—Means for fastening, supporting, or bracing scaffolds on or against building constructions
    • E04G5/046—Means for fastening, supporting, or bracing scaffolds on or against building constructions for fastening scaffoldings on walls
    • 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
    • E04G5/00—Component parts or accessories for scaffolds
    • E04G5/08—Scaffold boards or planks
    • 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
    • E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
    • E04G3/28—Mobile scaffolds; Scaffolds with mobile platforms
    • E04G2003/286—Mobile scaffolds; Scaffolds with mobile platforms mobile vertically
    • 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
    • E04G5/00—Component parts or accessories for scaffolds
    • E04G2005/008—Hoisting devices specially adapted as part of a scaffold system

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Conveying And Assembling Of Building Elements In Situ (AREA)

Abstract

The application provides a safety protection frame and a construction method thereof, which are used for being installed on a wall body of an assembly type building. This safety protection frame includes: the frame body comprises an inner frame and an outer frame which are arranged at intervals in the thickness direction of the wall body, and the inner frame is positioned between the outer frame and the wall body; the wall attaching devices are distributed on the frame body in a matrix shape, each row of the wall attaching devices are distributed at intervals along the height direction of the wall body, each row of the wall attaching devices are distributed at intervals along the width direction of the wall body, and the wall attaching devices are used for connecting the inner frame and the wall body; wherein, interior frame and outrigger height are the same, and the level of the bottom of interior frame is less than the level of the bottom of outrigger, and the bottom of interior frame and outrigger is fixed through a plurality of bracing, and a plurality of bracing are along the width direction interval distribution of wall body. The scheme of this application effectively improves the structural strength of the frame body, improves the protection security when guaranteeing safety protection frame stable in structure.

Description

Safety protection frame and construction method thereof
Technical Field
The invention relates to the technical field of building protection, in particular to a safety protection frame and a construction method thereof.
Background
The prefabricated building is formed by assembling prefabricated building components produced in batch after being transported to a building site, and is divided into five types, namely brick-laying building, plate building, box building, plate framework building, plate lifting and material lifting building and the like according to the form and construction method of the prefabricated components, and the prefabricated building components are mechanically produced through a production line, so that the production speed is higher, the production cost is lower, and the assembled building is more energy-saving and environment-friendly compared with the traditional building.
In the main part work progress of traditional prefabricated concrete structure, can only protect the operation with the help of inserted lift scaffold and console mode scaffold, but the console mode scaffold installation back stability is high but protection height is restricted and set up cost of labor height, installation cycle length, influences main part construction cost and construction speed.
The height of the attached lifting scaffold is more than 13 meters, and the attached lifting scaffold has the defects of high self weight of a scaffold body, long assembly period, high cost of the scaffold body and the like.
Disclosure of Invention
The application provides a safety protection frame and a construction method thereof, the safety protection frame is convenient to assemble, the weight is reduced, and the use stability of the safety protection frame is improved.
In a first aspect, the present application provides a safety protection frame for installation on a wall of a fabricated structure, comprising: the frame body comprises an inner frame and an outer frame which are arranged at intervals along the thickness direction of the wall body, and the outer frame is connected with the inner frame and is positioned on one side of the inner frame, which is far away from the wall body; the wall-attached devices are arranged on the inner frame and used for fixing the inner frame on the wall body; the size of the inner frame in the height direction of the wall body is the same as that of the outer frame in the height direction of the wall body, the bottom end of the inner frame is lower than that of the outer frame along the height direction of the wall body, and the top end of the inner frame is lower than that of the outer frame.
Among this application technical scheme, the frame body includes inner tower and outrigger, the top of outrigger is higher than the top of inner tower, the bottom of inner tower is less than the bottom of outrigger, inner tower and outrigger highly staggered set up, can guarantee when using the direction of height that has less size inner tower and outrigger along the wall body that safety protection frame has great overall protection height, and the height dimension of inner tower and outrigger is less, can effectively reduce the dead weight of safety protection frame, effectively strengthen safety protection frame's overall structure's stability, and, the reduction of inner tower height dimension is favorable to strengthening safety protection frame and wall body fixed's stability and the stability of safety protection frame's promotion.
In some embodiments, the safety protection frame further comprises a connecting assembly, the connecting assembly comprises a plurality of connecting pieces, the connecting pieces are distributed at intervals along the height direction of the wall body, and two ends of each connecting piece along the thickness direction of the wall body are detachably connected with the inner frame and the outer frame respectively.
Among the above-mentioned technical scheme, set up a plurality of connecting pieces between inner tower and outrigger, a plurality of connecting pieces improve the stability that inner tower and outrigger are connected, improve safety protection frame overall structure's stability.
In some embodiments, at least one of the plurality of connectors connects the bottom end of the inner frame and the bottom end of the outer frame.
Among the above-mentioned technical scheme, the bottom of inner tower and the bottom of outrigger are passed through the connecting piece and are connected, play reinforcement and stable support effect to the frame body, effectively improve the structural strength of the frame body.
In some embodiments, the safety guard frame further comprises a walkway plate disposed on the connecting member.
Among the above-mentioned technical scheme, walk the guidance tape and be used for bearing the manual work and walk the construction on walking the guidance tape, the connecting piece plays protection supporting role to walking the guidance tape, improves the safety in utilization of guidance tape.
In some embodiments, the safety protection frame further comprises a spraying device, the spraying device comprises a spray head and a liquid supply system connected with the spray head, the spray head is arranged at the bottom of the walkway plate, and the spray head faces the wall body.
Among the above-mentioned technical scheme, set up spray set on safety protection frame, spray set plays the effect of cooling, dust removal and carrying out the maintenance to the wall body, and spray set's shower nozzle sets up in the bottom of walking the guidance tape for walk the guidance tape and play the guard action to the shower nozzle, fall the thing when reducing the construction and pound the risk of damaging the shower nozzle, the manual work of being convenient for simultaneously carries out dismouting and operation to the shower nozzle.
In some embodiments, the spray head is provided in plurality, and the plurality of spray heads are distributed at intervals along the width direction of the wall body.
Among the above-mentioned technical scheme, the shower nozzle is along the width direction interval distribution of wall body, effectively improves spray set's effect scope, further improves the effect of dust removal, cooling and maintenance.
In some embodiments, the safety protection frame further comprises an auxiliary protection net, one end of the auxiliary protection net is connected to the bottom end of the inner frame, and the other end of the auxiliary protection net is detachably fixed to the wall.
Among the above-mentioned technical scheme, set up supplementary protection network in the bottom of safety protection frame, can block heavier airborne falling object, prevent that the falling accident of material and people from taking place.
In some embodiments, the height of the frame body is 2.5 to 3 times the story height of the fabricated building.
Among the above-mentioned technical scheme, the height of the frame body does 2.5 to 3 times of the story height of assembly type structure, safety protection frame is 2.5 layers to 3 layers to the protection number of piles of assembly type structure promptly, compare in the protection frame on traditional 4.5 layers, effectively reduce the length and the weight of protection frame self, improve the stability and the convenience that the installation of protection frame and promotion, and overall length and weight reduce, be favorable to improving the stability that the protection frame is fixed in the wall body, and further reduce material cost, it is more convenient to operate.
In some embodiments, the plurality of wall attachment devices are distributed on the inner frame in a matrix shape, each row of the wall attachment devices are distributed at intervals along the height direction of the wall body, each row of the wall attachment devices are distributed at intervals along the width direction of the wall body, and the wall attachment devices are used for being fixedly connected with top beams of the wall body of each layer of the prefabricated building.
In the technical scheme, only one row of wall attaching devices is fixed on each floor of the fabricated building, and the number of protective layers of the fabricated building by the safety protective frame is 2.5-3, namely the protective frame can be fixed by the two rows of wall attaching devices in the use process, so that the required number of the wall attaching devices is effectively saved, the cost is reduced, the fixing and lifting processes of the protective frame are simplified, and the operation time is saved; meanwhile, the two rows of wall attaching devices are fixed on the top beams of the adjacent floors, the structural strength of the top beams is high, the fixing stability of the wall attaching devices is effectively ensured, and the two adjacent rows of wall attaching devices are fixed on the two adjacent layers of wall bodies, so that the distance between the wall attaching devices is large, the support and fixing stability of the frame body is favorably improved, and the cantilever length of the frame body is effectively reduced; two rows of wall-attached devices are respectively fixed on the lower two layers of top beams on the building layer, so that the protection frame can reserve enough protection height for the building layer, roof fall construction on the building layer can be effectively prevented, and the protection stability of the protection frame is improved.
In some embodiments, the top end of the inner frame is 0.8-1.2 m lower than the top end of the outer frame.
Among the above-mentioned technical scheme, the staggered distance of inner tower and outrigger is short excessively, then can't guarantee that safety protection frame has great overall protection height, and the staggered distance overlength of inner tower and outrigger, then safety protection frame's overall structure's stability can receive the influence, and the top of inner tower in this application is less than the top 0.8 ~ 1.2m of outrigger, such structure guarantees safety protection frame's stability when guaranteeing that safety protection frame has great overall protection height.
In a second aspect, the present application provides a construction method of a safety protection frame, in which the safety protection frame according to the above scheme is applied, including the following steps:
(1) the safety protection frame is arranged on a wall body of the fabricated building through two rows of wall attaching devices, the two rows of wall attaching devices are distributed at intervals along the height direction of the wall body, and the two rows of wall attaching devices are respectively fixed on top beams of two adjacent layers of wall bodies below a building layer of the fabricated building;
(2) completing the installation of the wall body of the prefabricated building on the building under construction, wherein the height of the wall body of the building under construction is lower than that of the safety protection frame;
(3) pre-mounting a third row of the wall attaching devices on the wall body which is mounted in the step (2) to prepare for lifting the safety protection frame;
(4) removing the wall attaching devices in the bottom row, and lifting the safety protection frame;
(5) repeating the step (1) and the step (2);
(6) and (5) mounting the wall attaching device detached in the step (4) on the wall body which is already mounted in the step (5), and preparing to lift the safety protection frame again.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a front view of a safety shield frame provided in accordance with some embodiments of the present application;
FIG. 2 is a side view of a safety shield provided in accordance with some embodiments of the present application;
FIG. 3 is an enlarged view of portion A shown in FIG. 2;
FIG. 4 is an enlarged view of portion B shown in FIG. 2;
fig. 5 is a schematic construction view of a safety protection frame according to some embodiments of the present disclosure.
Icon: 200-a wall body; 210-a top beam; 220-at a construction level; 100-safety protection frame; 10-a frame body; 11-an external frame; 12-internal frame; 13-lifting a point truss; 14-a lower hoisting point truss; 20-a wall attachment device; 21-a guide support; 22-a fall arrest device; 30-a connector; 31-a first sub-connector; 32-a second sub-connector; 40-walkway plates; 50-a spraying device; 51-a spray head; 60-auxiliary protective net; 70-a guide rail; 80-a lifting mechanism.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that are conventionally placed when products of the application are used, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements that are referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The "plurality" in this application means at least two.
Referring to fig. 1 and 2, the present application provides a safety protection frame 100 for being installed on a wall 200 of a prefabricated building, where the safety protection frame 100 includes a frame body 10, the frame body 10 includes an inner frame 12 and an outer frame 11 spaced apart from each other in a thickness direction of the wall 200, and the outer frame 11 is connected to the inner frame 12 and located on a side of the inner frame 12 away from the wall 200. A plurality of wall attachment devices 20 are provided to the inner frame 12 for fixing the inner frame 12 to the wall 200. The dimension of the inner frame 12 in the height direction of the wall 200 is the same as the dimension of the outer frame 11 in the height direction of the wall 200, and along the height direction of the wall 200, the bottom end of the inner frame 12 is lower than the bottom end of the outer frame 11, and the top end of the inner frame 12 is lower than the top end of the outer frame 11.
Wherein, interior frame 12 and outrigger 11 can constitute by a plurality of horizontal poles and vertical pole cross connection, can fix the down tube between horizontal pole and the vertical pole for interior frame 12 and outrigger 11 form have rice style of calligraphy support frame plate structure, with the further protection security that improves interior frame 12 and outrigger 11.
The wall attachment devices 20 are used for fixing the wall body 200 and the frame body 10, the wall attachment devices 20 can adopt a fixing mechanism for a conventional protective frame, and the number of the wall attachment devices 20 in each row can be set according to the length of the frame body 10.
The height dimensions of the inner frame 12 and the outer frame 11 are the same, the horizontal height of the bottom end of the inner frame 12 is smaller than the horizontal height of the bottom end of the outer frame 11, the inner frame 12 moves downwards for a certain distance compared with the outer frame 11, and the horizontal height of the top of the outer frame 11 is higher than the horizontal height of the top of the inner frame 12.
The frame body includes inner tower and outrigger, the top of outrigger is higher than the top of inner tower, the bottom of inner tower is less than the bottom of outrigger, inner tower and outrigger highly staggered set up, can guarantee when using the direction of height that has less size inner tower and outrigger along the wall body that safety protection frame has great overall protection height, and the height dimension of inner tower and outrigger is less, can effectively reduce safety protection frame's dead weight, effectively strengthen safety protection frame's overall structure's stability, and, the reduction of inner tower height dimension is favorable to strengthening safety protection frame and wall body fixed's stability and the stability of safety protection frame's promotion.
It is understood that, in order to facilitate the lifting operation of the safety protection frame 100, the safety protection frame 100 further includes a lifting mechanism 80, a set of lifting mechanisms 80 may be respectively disposed on the left and right sides of the frame body 10 along the length direction of the prefabricated building wall 200, and the lifting mechanisms 80 are used for driving the safety protection frame 100 to lift along the height of the wall 200. The left and right sides of the top of the frame body 10 are respectively provided with an upper hanging point truss 13, and the left and right sides of the bottom of the frame body 10 are respectively provided with a lower hanging point truss 14, so that the lifting mechanism 80 can be conveniently connected.
The lifting mechanism 80 can use a conventional electric hoist or other hoisting devices, and the left and right sides of the frame body 10 along the length direction of the assembly type building wall 200 are respectively provided with a group of lifting mechanisms 80, so that the lifting stability of the safety protection frame 100 can be effectively improved, and the lifting mechanisms 80 are not improved in any way, and are not repeated herein.
As shown in fig. 2, the safety shield 100 may further include a guide rail 70, and the guide rail 70 is disposed on the frame body 10 and extends in a height direction of the wall 200. The safety guard 100 is provided with a guide rail 70, and the guide rail 70 plays a role of sliding guiding the ascending and descending of the frame body 10.
The wall attachment device 20 may include a guide support 21 and a falling prevention device 22, one end of the guide support 21 is slidably connected to the guide rail 70, the other end is detachably connected to the wall 200, and the falling prevention device 22 is disposed at a lower side of one end of the guide support 21 close to the guide rail 70.
Illustratively, as shown in fig. 3, the guide rail 70 is installed on the inner frame 12 at a position corresponding to the wall-attached device 20, the guide rail 70 has a vertically-arranged guide groove, one end of the guide support 21 facing the guide rail 70 is provided with a guide wheel, the guide wheel is arranged in the guide groove in a rolling manner, and the other end of the guide support 21 is detachably connected to the wall 200 through a bolt.
In some embodiments, the safety protection frame 100 further includes a connection assembly including a plurality of connection members 30, the plurality of connection members 30 are spaced apart along the height direction of the wall 200, and both ends of each connection member 30 along the thickness direction of the wall 200 are detachably connected to the inner frame 12 and the outer frame 11, respectively.
Set up a plurality of connecting pieces 30 between inner tower 12 and outrigger 11, on the one hand, a plurality of connecting pieces 30 improve the stability that inner tower 12 and outrigger 11 are connected, improve safety protection frame 100 overall structure's stability.
In some embodiments, at least one of the plurality of connectors 30 connects the bottom end of the inner frame 12 and the bottom end of the outer frame 11. The bottom of the inner frame 12 is connected with the bottom of the outer frame 11 through the connecting piece 30, so that the frame body 10 is reinforced and stably supported, and the structural strength of the frame body 10 is effectively improved.
Optionally, as shown in fig. 2, the connecting member 30 includes three first sub-connecting members 31 and one second sub-connecting member 32, the first sub-connecting member 31 may be an N-shaped supporting member, the safety protection platform is provided with three N-shaped supporting members, the N-shaped supporting member includes two horizontally arranged supporting members and an inclined supporting member connecting the two supporting members, and the N-shaped supporting member itself has high structural strength, so as to ensure the connection stability of the integral frame body 10.
The second sub-connecting member 32 is used to connect the bottom end of the inner frame 12 and the bottom end of the outer frame 11, for example, as shown in fig. 2, the second sub-connecting member 32 is a diagonal bracing body, one end of the diagonal bracing body is fixedly connected with the bottom of the outer frame 11, the other end of the diagonal bracing body is fixedly connected with the bottom of the inner frame 12, and the connection of the diagonal bracing body with the inner frame 12 and the outer frame 11 can be fixed by bolts or can be welded.
Alternatively, the inclined strut may be an inclined plate-shaped structure, or may include a plurality of rods distributed at intervals along the length direction of the wall 200. The bottom of the frame body 10 forms a triangular support by the inclined support body, so that the frame body 10 is reinforced and stably supported, and the structural strength of the frame body 10 is effectively improved.
In some embodiments, the safety shield 100 further includes a walkway plate 40 disposed on the connecting member 30, and the walkway plate 40 is lapped over the connecting member 30.
The walkway plate 40 is used for bearing manual work and walking construction on the walkway plate 40, the walkway plate 40 is arranged above the connecting piece 30, the connecting piece 30 plays a role in protecting and supporting the walkway plate 40, and the use safety of the walkway plate 40 is effectively improved.
Illustratively, as shown in fig. 2, the first connecting member 30 and the second connecting member 30 are each provided with a walkway plate 40, and it is understood that the distance between two adjacent walkway plates 40 should be larger than the height of a human body, so that a passage allowing artificial walking can be formed between two walkway plates 40 adjacent to each other.
In some embodiments, the safety protection rack 100 further comprises a spraying device 50, wherein the spraying device 50 comprises a spray head 51 and a liquid supply system connected with the spray head 51, the spray head 51 is arranged at the bottom of the walkway plate 40, and the spray head 51 faces the wall 200.
Illustratively, the liquid supply system may include a shower pipe (not shown), a water tank (not shown), and a water pump (not shown), the shower pipe is communicated with the spray head 51, the shower pipe may be fixed on the inner frame 12, the shower pipe is communicated with a water outlet of the water pump, a water inlet of the water pump is communicated with the water tank, the water tank supplies water to the spray head 51 through the water pump and the shower pipe, and the spray head 51 sprays water toward the wall 200.
Set up spray set 50 on safety protection frame 100, spray set 50 plays cooling, removes dust and carries out the effect of maintenance to wall body 200, and spray set 50's shower nozzle 51 sets up in the bottom of guidance tape 40 for guidance tape 40 plays the guard action to shower nozzle 51, reduces the risk that the shower nozzle 51 was pounded to the falling object during the construction, is convenient for the manual work of being convenient for simultaneously to shower nozzle 51 dismouting and operation.
Optionally, a plurality of spray heads 51 are provided, and the plurality of spray heads 51 are distributed at intervals along the length direction of the wall body 200.
Illustratively, as shown in fig. 2 and 4, a plurality of nozzles 51 may be installed at intervals below the second-layer walkway plate 40. Of course, in other embodiments, a plurality of spray heads 51 may be installed below each walkway plate 40 at intervals along the length direction of the wall body 200, so as to further increase the range of action of the spraying device 50, and further improve the dust removal, temperature reduction and maintenance effects.
In some embodiments, the safety protection frame 100 further includes an auxiliary protection net 60, one end of the auxiliary protection net 60 is connected to the bottom end of the internal frame 12, and the other end of the auxiliary protection net 60 is used for being detachably fixed to the wall 200.
It can be understood that the auxiliary protection net 60 may be a flexible net, the material of the auxiliary protection net 60 may be a plastic net, or may also be a metal net with softness, the middle section of the auxiliary protection net 60 freely hangs down, and the height of the lowermost end of the middle section of the auxiliary protection net 60 is lower than the height of the lowermost end of the inner frame 12. For example, the auxiliary protection net 60 is in a freely hanging state, and when an object or a human body falls down to the auxiliary protection net 60, the auxiliary protection net 60 can tension and buffer the impact force of the object or the human body.
One end of the auxiliary protection net 60 can be detachably connected with the wall 200 through a fastening mechanism such as a bolt, the other end of the auxiliary protection net 60 bypasses the bottom end of the inner frame 12 and is connected with the connecting piece 30 at the bottommost end, and the arrangement of the auxiliary protection net 60 can effectively prevent materials or people from falling from a gap between the wall 200 and the frame body 10.
Alternatively, the height of the frame body 10 is 2.5 to 3 times the story height of the prefabricated building.
Illustratively, the height dimensions of the inner frame 12 and the outer frame 11 are both 7-7.5 m, the floor height of the fabricated building is generally 2.9-3 m, and the height of the frame body 10 is 2.5-3 times of the floor height of the fabricated building.
The height of frame body 10 is 2.5 to 3 times of the story height of prefabricated building, safety protection frame 100 is 2.5 layers to 3 layers to the protection number of piles of prefabricated building promptly, compare in the protection frame on traditional 4.5 layers, effectively reduce the length and the weight of protection frame self, improve the stability and the convenience of protection frame installation and promotion, and overall length and weight reduce, be favorable to improving the stability that the protection frame is fixed in wall body 200, and effectively reduce material cost, it is more convenient to operate.
In some embodiments, a plurality of wall attachment devices 20 are distributed on the inner frame 12 in a matrix shape, each row of wall attachment devices 20 is distributed at intervals along the height direction of the wall body 200, each row of wall attachment devices 20 is distributed at intervals along the length direction of the wall body 200, and the wall attachment devices 20 are used for being fixedly connected with the top beam 210 of the wall body 200 of each floor of the prefabricated building.
As shown in fig. 1, the safety protection frame 100 is provided with two rows, two wall attachment devices 20 in each row are symmetrically distributed on the left and right sides of the safety protection frame 100, and when the safety protection frame 100 is lifted to a construction posture, the two rows of wall attachment devices 20 are respectively fixed to the top beams 210 of two adjacent layers of wall bodies 200 below the construction layer 220.
By the structure, only one row of wall attaching devices 20 is fixed on each floor of the fabricated building, and the number of the protective layers of the fabricated building by the safety protective frame 100 is 2.5 to 3, namely the protective frame can be fixed by the two rows of wall attaching devices 20 in the use process, so that the required number of the wall attaching devices 20 is effectively saved, the cost is reduced, the protective frame fixing and lifting process is simplified, and the operation time is saved; meanwhile, the two rows of the wall attaching devices 20 are fixed to the top beams 210 of the adjacent floors, the structural strength of the top beams 210 is high, the fixing stability of the wall attaching devices 20 is effectively guaranteed, and the two adjacent rows of the wall attaching devices 20 are fixed to the two adjacent layers of the wall bodies 200, so that the distance between the wall attaching devices 20 is large, the supporting and fixing stability of the frame body 10 is improved, and the cantilever length of the frame body 10 is effectively reduced; two rows of wall-attached devices 20 are respectively fixed in top beams 210 at the lower two layers of the building layer 220, so that the protection frame can reserve enough protection height for the building layer 220, roof fall construction at the building layer 220 can be effectively prevented, and the protection stability of the protection frame is improved.
In some embodiments, the top end of the inner frame 12 is 0.8 to 1.2m lower than the top end of the outer frame 11.
If the staggered distance of inner frame 12 and outer frame 11 is too short, then can't guarantee that safety protection frame 100 has great overall protection height, the staggered distance overlength of inner frame 12 and outer frame 11, then safety protection frame 100's overall structure's stability can receive the influence, the top of inner frame 12 is less than the top 0.8 ~ 1.2m of outer frame 11 in this application, such structure guarantees safety protection frame 100's structural stability when guaranteeing that safety protection frame 100 has great overall protection height.
Alternatively, as shown in fig. 2, the height of the row of wall-attached devices 20 at the bottom end of the inner frame 12 is the same as the height of the bottom end of the outer frame, that is, the bottom end of the inner frame 12 extends to the second floor below the building floor 220, and under the premise that the height of the inner frame 12 is not changed, the length of the top of the inner frame 12 is effectively reduced, so as to reduce the cantilever length of the inner frame 12 and improve the stability of the support of the wall-attached devices 20 on the inner frame 12.
It will be appreciated that the bottom end of the inner frame 12 is extended to a length that ensures that the top of the outer frame 11 is higher than the height of the outer frame after the construction of the construction level 220 is completed, thereby preventing roof fall construction at the construction level 220.
Referring to fig. 5, wherein (a) is a construction state after the safety protection frame 100 is lifted; (b) is in a construction completion state at the construction level 220; (c) to install a third row of wall attachment apparatus 20 on the completed wall 200 at monument 220; (d) in the state of dismantling the bottommost wall-attached device 20; (e) the state of lifting one layer again for the safety protection frame 100 is the same as the state of (a); (f) for a new construction completion state of the under-construction level 220, the construction method of the safety protection frame 100 of the present application, which is the same as the state (b), comprises the following steps:
(1) in the state of (a), the safety protection frame 100 is installed on the wall 200 of the prefabricated building through two rows of the wall attaching devices 20, the two rows of the wall attaching devices 20 are distributed at intervals along the height direction of the wall 200, and the two rows of the wall attaching devices 20 are respectively fixed on the top beams 210 of two adjacent layers of the wall 200 of the prefabricated building below the construction layer 220;
(2) completing the installation of the wall 200 of the prefabricated building on the construction floor 220 in the state of (b), wherein the height of the wall 200 of the completed construction floor 220 is lower than that of the safety protection frame 100;
(3) in the state of (c), pre-installing a third row of wall attaching devices 20 on the upper beam of the wall 200 which is already installed in the step (2), and preparing to lift the safety protection frame 100;
(4) if the protection frame is in the state of (d), the wall attaching devices 20 in the bottom row are dismantled, the safety protection frame 100 is lifted through the lifting mechanism 80, and the two rows of wall attaching devices 20 play a role in guiding the safety protection frame 100 in the lifting process;
(5) repeating the step (1) and the step (2) according to the state (e) and the state (f);
(6) and (5) mounting the wall attaching device 20 detached in the step (4) on the wall body 200 which is already mounted in the step (5), and preparing to lift the safety protection frame 100 again. With this cycle, the safety guard 100 rises as the building rises.
It is understood that the protection height of the safety protection frame 100 is the height of a 2-3-story fabricated building, and the safety protection frame 100 can be wound around the periphery of the fabricated building to form a fully-enclosed safety protection frame 100.
As shown in fig. 5, the height of the frame 10 is 2.5 to 3 times of the floor height of the assembly type building, the number of the protective layers of the safety protection frame 100 to the assembly type building is 2.5 to 3, the distance between two adjacent rows of the wall attaching devices 20 is greater than the floor height of the assembly type building and less than twice of the floor height of the assembly type building, only one row of the wall attaching devices 20 is fixed on each floor of the assembly type building, the safety protection frame 100 can fix the protection frame through two rows of the wall attaching devices 20 in the using process, the required number of the wall attaching devices 20 is effectively saved, the cost is reduced, the fixing and lifting process of the protection frame is simplified, and the operation time is saved; meanwhile, the distance between the two rows of the wall attaching devices 20 is larger than the floor height, and the wall attaching devices 20 with larger distance are beneficial to improving the stability of supporting and fixing the frame body 10 and effectively reducing the cantilever length of the frame body 10; the wall-attached devices 20 are fixed to the top beams 210 of each floor of the prefabricated building, and then the two rows of wall-attached devices 20 are respectively fixed to the top beams 210 of the lower two floors of the building floor 220, so that the protection frame can reserve enough protection height for the building floor 220, roof fall construction of the building floor 220 can be effectively prevented, and the protection stability of the protection frame is improved.
The height of the row of wall attaching devices 20 located at the bottommost end of the frame body 10 is greater than that of the bottommost end of the inner frame 12, the bottom end of the inner frame 12 extends to the second floor below the building layer 220, and on the premise that the height of the inner frame 12 is unchanged, the length of the top of the inner frame 12 is effectively reduced, so that the cantilever length of the inner frame 12 is further reduced, the stability of the wall attaching devices 20 for supporting the inner frame 12 is improved, of course, the extension length of the bottom end of the inner frame 12 ensures that the height of the top of the outer frame 11 is greater than that after the construction of the building layer 220 is completed, and roof falling construction of the building layer 220 is avoided.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (11)

1. A safety protection frame for being installed on a wall of an assembly type building, comprising:
the frame body comprises an inner frame and an outer frame which are arranged at intervals along the thickness direction of the wall body, and the outer frame is connected with the inner frame and is positioned on one side of the inner frame, which is far away from the wall body;
the wall-attached devices are arranged on the inner frame and used for fixing the inner frame on the wall body;
the size of the inner frame in the height direction of the wall body is the same as that of the outer frame in the height direction of the wall body, and the bottom end of the inner frame is lower than that of the outer frame along the height direction of the wall body.
2. The safety protection frame according to claim 1, further comprising a connecting assembly disposed between the inner frame and the outer frame, wherein the connecting assembly comprises a plurality of connecting members spaced apart along a height direction of the wall, and both ends of each connecting member along a thickness direction of the wall are detachably connected to the inner frame and the outer frame, respectively.
3. The safety shield frame of claim 2, wherein at least one of the plurality of connectors connects the bottom end of the inner frame and the bottom end of the outer frame.
4. The safety shield frame of claim 2, further comprising a walkway plate disposed on the connector, the walkway plate being lapped over the connector.
5. The safety protection rack of claim 4, further comprising a spray device, wherein the spray device comprises a spray head and a liquid supply system connected with the spray head, the spray head is arranged at the bottom of the walkway plate, and the spray head faces the wall.
6. The safety shield according to claim 5, wherein a plurality of the spray heads are arranged, and the plurality of the spray heads are distributed at intervals along the width direction of the wall body.
7. The safety protection frame according to claim 1, further comprising an auxiliary protection net, wherein one end of the auxiliary protection net is connected to the bottom end of the inner frame, and the other end of the auxiliary protection net is detachably fixed to the wall.
8. The safety shield frame of claim 1, wherein the frame body has a height 2.5 to 3 times the story height of the fabricated building.
9. The safety protection frame according to claim 8, wherein a plurality of the wall attaching devices are distributed on the inner frame in a matrix manner, each column of the wall attaching devices are distributed at intervals along the height direction of the wall body, each row of the wall attaching devices are distributed at intervals along the width direction of the wall body, and the wall attaching devices are used for being fixedly connected with top beams of the wall bodies of each layer of the prefabricated building.
10. The safety shield according to any one of claims 1 to 9, wherein the top end of the inner frame is 0.8 to 1.2m lower than the top end of the outer frame.
11. A construction method of a safety protection frame, characterized in that the safety protection frame of any one of claims 1 to 10 is applied, comprising the steps of:
(1) the safety protection frame is arranged on a wall body of the fabricated building through two rows of wall attaching devices, the two rows of wall attaching devices are distributed at intervals along the height direction of the wall body, and the two rows of wall attaching devices are respectively fixed on top beams of two adjacent layers of wall bodies below a building layer of the fabricated building;
(2) completing the installation of the wall body of the prefabricated building on the building under construction, wherein the height of the wall body of the building under construction is lower than that of the safety protection frame;
(3) pre-mounting a third row of the wall attaching devices on the wall body which is mounted in the step (2) to prepare for lifting the safety protection frame;
(4) removing the wall attaching devices in the bottom row, and lifting the safety protection frame;
(5) repeating the step (1) and the step (2);
(6) and (5) mounting the wall attaching device detached in the step (4) on the wall body which is already mounted in the step (5), and preparing to lift the safety protection frame again.
CN202111564271.6A 2021-12-20 2021-12-20 Safety protection frame and construction method thereof Pending CN114165045A (en)

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CN202111564271.6A CN114165045A (en) 2021-12-20 2021-12-20 Safety protection frame and construction method thereof

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CN110778095A (en) * 2019-11-04 2020-02-11 南通五建控股集团有限公司 External protection frame of assembled structure
CN112523520A (en) * 2020-12-12 2021-03-19 河南中之正工程技术研究院有限公司 Construction method of lifting protection platform for prefabricated building
CN113323368A (en) * 2021-04-21 2021-08-31 成都嘉泽正达科技有限公司 Lifting construction method for external protection hanging frame of assembled building
CN214658664U (en) * 2021-02-02 2021-11-09 福建省晶海工程服务有限公司 Attached lifting scaffold capable of preventing dust pollution
CN216664943U (en) * 2021-12-20 2022-06-03 广东博昇建筑科技有限公司 Safety protection frame

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101148944A (en) * 2007-03-02 2008-03-26 顾粉兵 Outside shelf for building construction
GB0822082D0 (en) * 2008-12-04 2009-01-07 Sgb Services Ltd Support frame
US20140305070A1 (en) * 2012-06-11 2014-10-16 Zhejiang Construction Engineering Group Co., Ltd. Constructing method for concrete cylinder of construction steel bar of high-rise steel structure
CN205012627U (en) * 2015-07-02 2016-02-03 中天建设集团有限公司 Assembly type structure outer wall protects stores pylon outward
CN109296192A (en) * 2018-12-05 2019-02-01 河北亿安工程技术股份有限公司 Assembled architecture crane
CN110778095A (en) * 2019-11-04 2020-02-11 南通五建控股集团有限公司 External protection frame of assembled structure
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CN214658664U (en) * 2021-02-02 2021-11-09 福建省晶海工程服务有限公司 Attached lifting scaffold capable of preventing dust pollution
CN113323368A (en) * 2021-04-21 2021-08-31 成都嘉泽正达科技有限公司 Lifting construction method for external protection hanging frame of assembled building
CN216664943U (en) * 2021-12-20 2022-06-03 广东博昇建筑科技有限公司 Safety protection frame

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