CN215484544U - Turnover type protection platform for elevator shaft of high-rise residence - Google Patents

Abstract

A turnover type protection platform for an elevator shaft of a high-rise residence relates to the field of building construction and comprises main keels which are longitudinally arranged at intervals and secondary keels which are transversely connected to the top surfaces of the main keels at intervals through limiting clamps; the inner end part of the main keel is connected with a lifting hook; the outer end of the main keel is connected with a hinged piece, and the hinged piece is connected to the beam through an embedded part; the embedded part is embedded in a beam positioned in an elevator front chamber; a panel is laid above the secondary keel. The main keel is movably inserted between the pair of hinge plates and is connected through the hinge shaft in a penetrating way; the main keel is internally plugged with a wood wedge. Further preferred technical solution: the limiting clamp comprises a pair of vertical plates which are transversely spaced and welded on the top surface of the main keel, a connecting bolt which is connected between the top ends of the pair of vertical plates in a penetrating manner, and a triangular reinforcing rib plate which is welded between the outer side surface of each vertical plate and the top surface of the main keel. The utility model solves the problems of complex construction, high lease cost, troublesome disassembly, high potential safety hazard and long-term overstocking of a large number of lease equipment of the existing scaffold protection platform.

Description

Turnover type protection platform for elevator shaft of high-rise residence

Technical Field

The utility model relates to the field of building construction, in particular to a turnover type protection platform for an elevator shaft of a high-rise residence.

Background

At present, China is in a rapid development stage, and safe production is very important along with the development of modern buildings and the continuous acceleration of urban construction.

The requirements on safety protection, particularly on elevator shaft protection, are getting larger and larger, and steel pipe scaffolds are mostly adopted for elevator shaft hard protection of high-rise buildings in China at present.

In actual construction, an operator is often required to operate in an elevator shaft, a plurality of potential safety hazards are increased, turnover cannot be achieved, and a plurality of defects such as complex scaffold erection, high lease cost, troublesome dismantling, high potential safety hazards, long-term overstock of a large number of lease equipment and the like are exposed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a turnover type protection platform for a high-rise residential elevator shaft, and solves the problems that the existing scaffold protection platform is complex in building, high in leasing cost, troublesome in dismantling, high in potential safety hazard and capable of overstocking a large number of leasing equipment for a long time.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a turnover type protective platform for an elevator shaft of a high-rise residence comprises main keels which are longitudinally arranged at intervals and secondary keels which are transversely connected to the top surfaces of the main keels at intervals through limiting clamps; the inner end part of the main keel is connected with a lifting hook; the outer end of the main keel is connected with a hinged piece, and the hinged piece is connected to the beam through an embedded part; the embedded part is embedded in a beam positioned in an elevator front chamber; a panel is laid above the secondary keel.

The hinge part comprises a pair of hinge plates arranged at two sides of the main keel, a horizontal plate connected between the top surfaces and the bottom surfaces of the pair of hinge plates and a hinge shaft penetrating between the pair of hinge plates.

The main keel is movably inserted between the pair of hinge plates and is connected through the hinge shaft in a penetrating way; the main keel is internally plugged with a wood wedge.

Further preferred technical solution: the limiting clamp comprises a pair of vertical plates which are transversely spaced and welded on the top surface of the main keel, a connecting bolt which is connected between the top ends of the pair of vertical plates in a penetrating manner, and a triangular reinforcing rib plate which is welded between the outer side surface of each vertical plate and the top surface of the main keel.

Further preferred technical solution: the secondary keel is clamped between a pair of vertical plates of the limiting clamp on the main keel, and the secondary keel is sealed through a connecting bolt which is connected between the pair of vertical plates in a penetrating manner.

Further preferred technical solution: and the lifting hook is welded on the outer side surface of the inner end part of the main keel.

Further preferred technical solution: the embedded part comprises a U-shaped anchor ring embedded in a beam positioned in an elevator front chamber and a connecting plate connected between two vertical limbs of the U-shaped anchor ring in a penetrating mode, and the connecting plate is locked through nuts connected to the top ends of the two vertical limbs of the U-shaped anchor ring in the penetrating mode.

Further preferred technical solution: the tops of the two vertical limbs of the U-shaped anchor ring are provided with threads matched with the nuts.

Further preferred technical solution: a gasket matched with the nut is arranged between the nut and the connecting plate.

Further preferred technical solution: and the pair of hinge plates are inserted into the U-shaped anchor ring, are closed by the connecting plate and are fastened by the nuts.

Further preferred technical solution: and the template is fixed on the secondary keel through self-tapping.

Further preferred technical solution: the main keel is a channel steel, and the secondary keel is a square steel.

Compared with the prior art, the utility model has the following characteristics and beneficial effects:

the turnover type protection platform of the elevator shaft of the high-rise residence is rotary, the whole protection platform can rotate along a hinged shaft, and the protection platform is placed in the elevator shaft through a connecting rope connected with a lifting hook; all installation and demolition works are carried out indoors, operation of operators in an elevator shaft is not needed, potential safety hazards are avoided, operation risks of the operators are greatly reduced, meanwhile, the construction process of the protection platform is simplified, the using amount of rental equipment is saved, and the rental cost is reduced.

The elevator shaft material is made of steel materials such as channel steel and square tubes which are common in construction sites and manufactured according to the size of the elevator shaft, materials are convenient to obtain, the manufacturing is simple, the self weight is light, the construction is convenient, the construction progress is accelerated, and the safety can be guaranteed.

3, the protection platform can be made in one-time on site through shaping, and can be used in a plurality of projects.

Drawings

Fig. 1 is a schematic plan structure view of the turnover type protection platform of the elevator shaft of the high-rise residence of the utility model.

Fig. 2 is a schematic elevation structure view of the turnover type protection platform for the elevator shaft of the high-rise residence of the utility model.

FIG. 3 is a schematic view of the cross-sectional structure A-A of FIG. 1 according to the present invention.

Fig. 4 is a schematic structural diagram of the vertical plate of the present invention.

Fig. 5 is a schematic structural view of the connection between the main keel and the embedded part according to the utility model.

Reference numerals: the steel plate comprises a main keel 1, a secondary keel 2, a limiting clamp 3, a lifting hook 4, an embedded part 5, a panel 6, a hinge 7, a wood wedge 8, a vertical plate 3.1, a connecting bolt 3.2, a reinforcing rib plate 3.3, a U-shaped anchor ring 5.1, a connecting plate 5.2, a nut 5.3, a hinge shaft 7.1, a hinge plate 7.2 and a horizontal plate 7.3.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.

The utility model is suitable for the hard protection construction of the elevator shaft of all high-rise residential buildings.

Referring to fig. 1 to 5, the turnover type protection platform for the elevator shaft of the high-rise residence comprises main keels 1 which are longitudinally arranged at intervals and secondary keels 2 which are transversely connected to the top surfaces of the main keels 1 at intervals through limiting clamps 3; the inner end part of the main keel 1 is connected with a lifting hook 4; the outer end head of the main keel 1 is connected with a hinge piece 7, and the hinge piece 7 is connected to the beam through an embedded part 5; the embedded part 5 is embedded in a beam positioned in an elevator front chamber; a panel 6 is laid above the secondary keel 2.

The main keel 1 is a channel steel with the specification of 8# and is provided with two channels at intervals.

The secondary keel 2 is a square steel with the specification of 40 × 2.5mm, and four secondary keels are arranged at intervals.

The limiting clamp 3 comprises a pair of vertical plates 3.1 which are transversely spaced and welded on the top surface of the main keel 1, a connecting bolt 3.2 which is connected between the top ends of the vertical plates 3.1 in a penetrating way, and a triangular reinforcing rib plate 3.3 which is welded between the outer side surface of the vertical plate 3.1 and the top surface of the main keel 1; the vertical plate 3.1 is a steel plate with the thickness of 5 mm; the connecting bolt 3.2 is a M8 gauge bolt.

The secondary keel 2 is clamped between a pair of vertical plates 3.1 of the limiting clamp 3 on the main keel 1, and the secondary keel 2 is sealed through a connecting bolt 3.2 which is connected between the pair of vertical plates 3.1 in a penetrating manner.

The limiting card 3 is welded four at intervals corresponding to the positions of the secondary keels 2.

The lifting hook 4 is U-shaped, is made of round steel with the diameter of 16mm, and is welded on the outer side surface of the inner end part of the main keel 1.

The embedded part 5 comprises a U-shaped anchor ring 5.1 embedded in a beam positioned in an elevator front chamber and a connecting plate 5.2 connected between two vertical limbs of the U-shaped anchor ring 5.1 in a penetrating manner, and the connecting plate 5.2 is locked by nuts 5.3 connected to the top ends of the two vertical limbs of the U-shaped anchor ring 5.1 in a penetrating manner; the tops of the two vertical limbs of the U-shaped anchor ring 5.1 are provided with threads; a gasket matched with the nut 5.3 is arranged between the nut 5.3 and the connecting plate 5.2.

The diameter of the U-shaped anchor ring 5.1 is 20mm, and the width is 70 mm; the connecting plate 5.2 is a steel plate with the thickness of 10 mm; the height of the connecting plate 5.2 from the beam surface of the elevator lobby is 80 mm.

The hinge piece 7 comprises a pair of hinge plates 7.2 arranged at two sides of the main keel 1, a horizontal plate 7.3 connected between the top surface and the bottom surface of the pair of hinge plates 7.2 and a hinge shaft 7.1 penetrating between the pair of hinge plates 7.2; the hinge plate 7.2 is a channel steel.

The main keel 1 is movably inserted between the pair of hinge plates 7.2 and is connected through the hinge shaft 7.1 in a penetrating way; the main keel 1 is internally plugged with a wood wedge 8.

A pair of hinge plates 7.2 are inserted into the U-shaped anchor ring 5.1, closed by a connecting plate 5.2 and fastened by a nut 5.3.

The form 6 is a 15mm thick form and is fixed to the cross runners by self tapping.

Warning paint is painted on the turnover type protection platform of the elevator shaft of the high-rise residential building.

By analyzing the economic performance, the construction process and the comprehensive benefits, the utility model can achieve the expected effect, has wide economic and social benefits, saves the construction period and saves the cost while increasing the safety; the utility model not only has convenient construction and operation, but also meets the safety protection requirement, has obvious comprehensive benefit and is worth popularizing.

The working process of the utility model is as follows:

step one, construction preparation.

1, compiling a special construction scheme according to drawings and field conditions.

2, preparing a construction material: 8# channel steel, square steel with the specification of 40 × 2.5mm, round steel with the diameter of 16mm, high-strength bolts of M20, bolts of M8, templates, self-tapping, steel tape, a cutting machine, an electric welding machine, a fire extinguisher and the like.

And 3, the constructors are subjected to technical commitment and the related personnel are certified.

And step two, pre-embedding the connecting piece.

And 1, positioning according to a drawing to determine the embedded position of the connecting piece.

2, manufacturing and installing a connecting piece: blanking the 8# channel steel into required length according to the design size; firmly welding the end parts of the two channel steels by using an electric welding machine; before the connecting piece is installed, the length of the main keel end supported on the opposite shear wall is taken as the standard, so that the position of the connecting piece is determined, and the platform installation is not influenced by the size change of the expansion die in the hoistway; and (4) installing a connecting piece, fixing the upper part of the connecting piece by adopting a steel plate and a bolt, and filling and compacting the inside of the anchor ring by adopting a batten.

Step three, manufacturing and installing a main keel: blanking the 8# channel steel into required length according to the design size; welding a limiting clamp at the upper part of the main keel by using an electric welding machine, wherein the limiting clamp is made of 60-43-5 steel plates, and the upper part of the limiting clamp is punched; a lifting hook is welded at the inner end part of the main keel and is made of phi 16 round steel; and connecting the main keel of the protection platform with the connecting piece by using an M20 high-strength bolt.

Step four, manufacturing and installing the secondary keel: blanking the square steel with the specification of 40 × 2.5 into required length according to the design size; installing the secondary keel between a pair of vertical plates of the main keel; the upper part is fixed by using M8 bolts.

Step five, panel installation: the platform panel is formed by cutting a common template of a building site according to the size of an elevator shaft; the panels are secured to the cross runners using self tapping.

And step six, the site safety and technicians check the position of the connecting piece, and whether the connecting part is firmly connected with the main keel, the secondary keel and the panel is fixed or not meets the requirements of construction and schemes.

Step seven, mounting the platform in place: an operator stands in an elevator front chamber and pulls a platform lifting hook by a special pull rod; after the connection is reliable, the protective platform slowly falls down to be in place; checking whether the distance between the periphery of the protection platform and the periphery of the well is too large and whether the standard requirement is met; and re-hoisting the unqualified products to adjust the products until the requirements of construction and schemes are met.

The construction safety measures of the utility model are as follows: 1, performing safety education before posts on personnel entering a construction site, recording, and performing post operation after qualification; 2, various materials for mounting and manufacturing the platform, such as channel steel, lifting ring steel bars, welding rods and the like, are checked by a material department and carefully checked, and unqualified materials are forbidden to use; 3, all operators must take the certificates and post, the certificates and the certificates of people are integrated, and the certificates of special work types need to be kept in the project; 4, in the platform manufacturing process, the operation is strictly carried out according to the technical background and the operation rules, the platform is manufactured according to the specified construction scheme and the specified size, after the platform is manufactured, relevant personnel of departments such as production department organization, technology, quality, safety and the like must participate in the platform, the platform is checked and accepted, and the platform can be put into use after the platform is qualified; 5, when the platform is installed, hooking a pull ring on the main beam by using the pull rod, slowly dropping the platform, and slowly positioning until the main beam falls on a well shear wall; 6, the safety part needs to check the protective platform regularly and irregularly, grasp the use and maintenance conditions of the platform, repair or replace unqualified parts, and can continue to use after the parts are qualified; 7, suspending the protective platform to strictly prevent stacking materials; 8, strictly forbidding people from standing on the protection platform in the processes of installing and dismantling the platform; 9, the platform installation and removal processes need to be attended by managers of construction team safety and project safety personnel; 10, strictly prohibiting the operation after drinking; 11, prohibiting alarming by constructors in the process of mounting and dismounting the platform; 12, the open fire work such as electric welding and gas welding needs to put forward a fire application, and the fire work can be carried out after the approval of relevant departments is obtained; 13, when the elevator works at the doorway, a safety belt must be worn; 14, dismantling the elevator shaft layer by hard protection and strict privacy prohibition; and 15, carefully implementing safety civilized production rules and regulations of countries, places and enterprises, establishing a sound construction safety inspection and supervision network system, and performing safety inspection and protection in a subsection manner to realize normalization, systematization and standardization.

The quality control of the utility model comprises the following steps:

construction operators are direct responsibility of engineering safety and quality, so that strict requirements are required for the self quality of the construction operators and the management of the construction operators, quality awareness is strengthened for the operators, and the management is strengthened to ensure the quality requirement in the operation process. Every constructor is required to reach a certain technical level, has corresponding operation skills, and needs to be certified by special workers, such as welders and signalers. The quality consciousness education of each constructor is strengthened, the quality consciousness of each constructor is improved, the constructor can operate according to the operation rules by self, and the intuition of the constructor is strengthened in the aspect of quality control.

1, construction execution standard and specification: the acceptance criteria for the construction quality of steel structure engineering GB 50205-2001; specification for acceptance of construction quality of concrete structural engineering GB 50204-2015; steel structure welding norm GB 50661-2011; 2, strictly keeping the section steel type at the entrance, and having related certification documents; 3, the accurate deviation of the blanking size of the section steel is not more than 10 mm; and 4, the welding seam of the section steel should meet the specification.

The environmental protection measures of the utility model are as follows:

1, implementing the regulations and standards of national and local relevant construction site environmental protection management; establishing a sound environment protection management system; establishing a sound construction site civilized construction and preservation system; 2, executing government environmental regulations, complying with on-site environmental sanitation regulations, developing environmental protection knowledge education and training and improving environmental protection consciousness of workers; 3, establishing a project environment protection organization, implementing post responsibility system, and leading a specially-assigned person to check, coordinate, make special countermeasures and plan, and find and correct in time; 4, construction noise control is carried out, and constructors cannot make loud noise; the physical and mental health of workers is ensured, people are not disturbed, and the normal work of surrounding units and the normal life of residents are not influenced; 5, strictly arranging construction machines, equipment and materials, and orderly stacking in a classified manner, so that good site appearance is maintained, and normal construction is guaranteed; and 6, in the welding process, isolation operation is adopted to prevent welding light pollution, and meanwhile, fireproof isolation measures are taken for welding slag. Waste materials generated by welding are cleaned in time to avoid solid pollution, and tailings generated by blanking and a waste platform after use can be recycled; and 7, timely cleaning the construction waste generated on the platform in the use process of the platform.

Benefit analysis of the utility model:

1, social benefit: the construction method is safe, simple and convenient, is rapid to operate, can be used for multiple turnover, is energy-saving and environment-friendly, greatly reduces the operation risk of operators, reduces potential safety hazards, saves raw material lease cost, and effectively reduces the engineering construction cost; 2, economic benefit: the method fully utilizes the advantages of the channel steel protection platform, can be repeatedly utilized, consumes a large amount of steel pipes if the conventional steel pipe scaffold is adopted for protection, and can save cost by about two million yuan for each elevator shaft protection compared with the conventional steel pipe scaffold erected by adopting the method for protection; 3, safety: traditional elevartor shaft protection platform needs operating personnel to get into to set up in the elevartor shaft, belongs to one of safe "four mouths" in the work progress, is the great danger source in the building work progress, always has various potential safety hazards in actual work progress, and this worker's method protection platform, operating personnel install, demolish indoor, need not to get into the interior operation of elevartor shaft, has avoided the danger source effectively, has eliminated the potential safety hazard, greatly reduced the safety risk, reach the purpose of safe construction.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims (10)

1. The utility model provides a high-rise residential elevator shaft can have enough to meet need formula protection platform which characterized in that: comprises main keels (1) which are longitudinally arranged at intervals and secondary keels (2) which are transversely connected to the top surfaces of the main keels (1) at intervals through limiting clamps (3); the inner end part of the main keel (1) is connected with a lifting hook (4); the outer end of the main keel (1) is connected with a hinged piece (7), and the hinged piece (7) is connected to the beam through an embedded part (5); the embedded part (5) is embedded in a beam positioned in an elevator front chamber; a panel (6) is laid above the secondary keel (2);

the hinge piece (7) comprises a pair of hinge plates (7.2) arranged at two sides of the main keel (1), a horizontal plate (7.3) connected between the top surfaces and the bottom surfaces of the pair of hinge plates (7.2) and a hinge shaft (7.1) connected between the pair of hinge plates (7.2) in a penetrating manner;

the main keel (1) is movably inserted between the pair of hinge plates (7.2) and is connected through the hinge shaft (7.1) in a penetrating way; the main keel (1) is internally plugged with a wood wedge (8).

2. The high-rise residential hoistway turnaround type protective platform of claim 1, characterized in that: spacing card (3) including horizontal interval, welding a pair of riser (3.1) at main joist (1) top surface, cross-under at a pair of riser (3.1) between connecting bolt (3.2) of top end, and weld reinforcing floor (3.3) of triangle-shaped between riser (3.1) lateral surface and main joist (1) top surface.

3. The high-rise residential hoistway turnaround type protective platform of claim 2, characterized in that: the secondary keel (2) is clamped between a pair of vertical plates (3.1) of the limiting clamp (3) on the main keel (1), and the secondary keel (2) is sealed through a connecting bolt (3.2) which is connected between the pair of vertical plates (3.1) in a penetrating manner.

4. The high-rise residential hoistway turnaround type protective platform of claim 1, characterized in that: and the lifting hook (4) is welded on the outer side surface of the inner end part of the main keel (1).

5. The high-rise residential hoistway turnaround type protective platform of claim 1, characterized in that: the embedded part (5) comprises a U-shaped anchor ring (5.1) embedded in a beam positioned in an elevator front chamber and a connecting plate (5.2) connected between two vertical limbs of the U-shaped anchor ring (5.1) in a penetrating mode, and the connecting plate (5.2) is locked through nuts (5.3) connected to the top ends of the two vertical limbs of the U-shaped anchor ring (5.1) in a penetrating mode.

6. The high-rise residential hoistway turnaround type protective platform of claim 5, wherein: the tops of two vertical limbs of the U-shaped anchor ring (5.1) are provided with threads matched with the nuts (5.3).

7. The high-rise residential hoistway turnaround type protective platform of claim 5, wherein: a gasket matched with the nut (5.3) is arranged between the nut (5.3) and the connecting plate (5.2).

8. The high-rise residential hoistway turnaround type protective platform of claim 5, wherein: a pair of hinged plates (7.2) are inserted in the U-shaped anchor ring (5.1), are closed by the connecting plate (5.2) and are fastened by the nuts (5.3).

9. The high-rise residential hoistway turnaround type protective platform of claim 1, characterized in that: and the template (6) is fixed on the secondary keel (2) through self-tapping.

10. The high-rise residential elevator shaft turnaround type protection platform of any one of claims 1 to 9, characterized in that: the main keel (1) is a channel steel, and the secondary keel (2) is a square steel.

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