CN114763233A - Construction method for additionally installing elevator and application thereof - Google Patents
Construction method for additionally installing elevator and application thereof Download PDFInfo
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- CN114763233A CN114763233A CN202110570159.7A CN202110570159A CN114763233A CN 114763233 A CN114763233 A CN 114763233A CN 202110570159 A CN202110570159 A CN 202110570159A CN 114763233 A CN114763233 A CN 114763233A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B9/00—Kinds or types of lifts in, or associated with, buildings or other structures
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F17/00—Vertical ducts; Channels, e.g. for drainage
- E04F17/005—Lift shafts
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Abstract
The invention belongs to the technical field of elevator installation of buildings, and particularly relates to a construction method for installing an elevator and application thereof, which comprises the following steps: well excavation, cushion layer pouring, chemical bar planting, template support, concrete pouring, concrete curing, pile pressing, pile sealing, earthwork backfilling, derrick installation, derrick decoration and elevator installation and debugging. The concrete curing time is 10-15 days, and the concrete curing step is started 4-10 hours after the concrete pouring step is completed; the environmental temperature is not lower than 5 ℃ and the heating speed is not higher than 8 ℃/h during the concrete curing; the internal temperature of the concrete is not more than 55 ℃ during curing, and the cooling speed is not more than 8 ℃/h. By providing the concrete curing method and curing time, the concrete curing can meet the construction standard requirement in a short time, the concrete structure strength is ensured, the safety of the elevator after installation is ensured, the construction time is limited in the lowest range, and the influence of construction on residents is minimized.
Description
Technical Field
The invention belongs to the technical field of elevator installation of buildings, and particularly relates to a construction method for installing an elevator and application thereof.
Background
The renovation of old houses is the key work which occupies an important position in improving civil engineering in recent years, in order to improve the quality of life of residents in old housing districts and improve the convenience, the installation of outdoor elevators outside the existing buildings becomes the first choice of construction workers in more and more cities, the mode of installing outdoor elevators outside the existing buildings does not need to damage the existing buildings, meanwhile, the life experience of residents can be obviously improved, and a large amount of funds do not need to be invested; but there are many places to improve in the current construction method for installing the elevator.
In the process of installing the outdoor elevator additionally, an elevator basic member needs to be additionally arranged, and then a steel structure and the elevator can be paved on the elevator basic member. For most areas, the construction sequence of the elevator foundation components is on-site pit digging, pile driving, pouring and maintenance to form a foundation pit, and after the elevator foundation components reach corresponding strength, the superstructure is additionally installed, so that the period of the whole construction process is very long, the elevator foundation components are greatly influenced by the natural environment, and the construction period is longer under the condition of storm. In addition, current elevator foundation member need be under construction at the scene, can bring noise pollution and environmental pollution for the resident of old district in the whole work progress, can influence the living environment of old district, and especially to the old man, whole work progress is decocting and intolerable.
Disclosure of Invention
Aiming at the problems, the invention provides a construction method for additionally installing an elevator, which comprises the following steps: well excavation, cushion layer pouring, chemical bar planting, template support, concrete pouring, concrete curing, pile pressing, pile sealing, earthwork backfilling, derrick installation, derrick decoration and elevator installation and debugging.
As a preferable technical scheme, the concrete curing time is 10-15 days, and the concrete curing step is started 4-10 hours after the concrete pouring step is completed; the environmental temperature is not lower than 5 ℃ and the heating speed is not higher than 8 ℃/h during the concrete curing; the internal temperature of the concrete is not more than 55 ℃ during curing, and the cooling speed is not more than 8 ℃/h.
As a preferable technical scheme, the derrick installation comprises the installation of an elevator shaft and the installation of a framework of a waiting hall, and the derrick is integrally transported to a construction site for integrated installation after being welded, polished, shot-blasted and painted.
As a preferred technical scheme, in the decoration of the elevator shaft and the elevator waiting hall, an outer wall and a window are installed outside the elevator waiting hall and the elevator shaft, and a platform is installed at the bottom of each floor of the elevator waiting hall; the outer wall is a glass curtain wall or an alloy wallboard, and the window is an aluminum alloy frame and a glass window plate.
As a preferred technical scheme, the platform comprises a floor tile layer, a bonding layer, a leveling layer and a substrate from top to bottom.
As a preferable technical solution, the shape of the substrate is selected from one of a wave shape, a fold line shape and a straight line shape.
In the derrick decoration, a steel plate and a pressure eaves wall are arranged on the tops of an elevator shaft and a waiting hall as a preferable technical scheme.
As a preferred technical scheme, the elevator shaft and the elevator waiting hall are respectively connected with the building through expansion joints.
In a preferable technical scheme, in the elevator installation, a lifting hook is installed in the middle of the top of an elevator shaft, and the elevator is installed through the lifting hook.
The application of the construction method for additionally installing the elevator is used for additionally installing the elevator outside a building; the building floors are 5-12 floors.
Has the advantages that:
(1) the invention provides a construction method for additionally installing an elevator, which can reduce the pollution of noise, dust and the like caused by installing a derrick on a construction site and improve the efficiency by integrally installing the derrick; the applicant implants the steel bars into the old foundation in a chemical bar planting mode, and can provide more stable connection through the connection of the reinforced concrete and the new foundation; and the applicant can reduce deformation, cracking and even damage caused by temperature, humidity, load, vibration and the like through the structural design of the elevator shaft and the elevator waiting hall, and improve the use safety and the service life.
(2) By providing the concrete curing method and curing time, the concrete curing can meet the construction standard requirement in a short time, the concrete structure strength is ensured, the safety of the elevator after installation is ensured, the construction time is limited in the lowest range, and the influence of construction on residents is minimized.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic plan view of a structure of an additional elevator obtained by the construction method of the additional elevator.
Fig. 2 is a schematic plan view of an elevator-added structure obtained by the elevator-added construction method.
FIG. 3 is a cross-sectional view of the platform.
Fig. 4 shows an embodiment of the expansion joint.
Fig. 5 shows an embodiment of the expansion joint.
Detailed Description
A construction method for additionally installing an elevator comprises the following steps: well excavation, cushion layer pouring, chemical bar planting, template support, concrete pouring, concrete curing, pile pressing, pile sealing, earthwork backfilling, derrick installation, derrick decoration and elevator installation and debugging.
In some preferred embodiments, the chemical embedded steel bar is also called a steel bar, is a connection technology of steel bar post-anchoring by utilizing the holding force effect of a structural adhesive locking key in the earthquake-resistant reinforcing engineering of a building structure, and is the best choice for the application of structural embedded steel bar reinforcement and heavy load fastening. The chemical bar planting means that holes are drilled in base materials such as concrete, wall rock and the like, then high-strength bar planting glue is injected, reinforcing steel bars or section bars are inserted, and the reinforcing steel bars and the base materials are bonded into a whole after the glue is cured.
In some preferred embodiments, the concrete curing time is 10 to 15 days, and the concrete curing step is started 4 to 10 hours after the concrete pouring step is completed; the environmental temperature is not lower than 5 ℃ and the heating speed is not higher than 8 ℃/h during the concrete curing; the internal temperature of the concrete is not more than 55 ℃ during curing, and the cooling speed is not more than 8 ℃/h.
In some preferred embodiments, the derrick installation comprises the installation of an elevator shaft and the installation of a framework of a waiting hall, and the derrick is integrally transported to a construction site for integrated installation after being welded, ground, shot-blasted and painted.
In some preferred embodiments, in the decoration of the elevator shaft and the elevator waiting hall, an outer wall and a window are installed outside the elevator waiting hall and the elevator shaft, and a platform is installed at the bottom of each elevator waiting hall; the outer wall is a glass curtain wall or an alloy wallboard, and the window is an aluminum alloy frame and a glass window plate.
In some preferred embodiments, the platform comprises, from top to bottom, a layer of floor tiles, a bonding layer, a leveling layer, and a substrate.
By arranging the platform and connecting with each floor, after coming out of the elevator door, the resident can enter each floor through the platform and return to the corresponding house.
In some preferred embodiments, the shape of the substrate is selected from one of a wave shape, a fold line shape, and a straight line shape; furthermore, the substrate is wavy, the wave width of the wave is 90-120 mm, the thickness of the top end of the leveling layer from the wave crest of the substrate is 15-25 mm, the thickness of the bonding layer is 15-25 mm, and the thickness of the floor tile layer is 8-12 mm; furthermore, the shape of the substrate is wave-shaped, the wave width of the wave-shaped is 100mm, the thickness of the top end of the leveling layer from the wave crest of the base layer is 20mm, the thickness of the bonding layer is 20mm, and the thickness of the floor tile layer is 10 mm; the wave width is the distance between the wave crest and the wave trough of the wave shape.
In some preferred embodiments, the material of the bonding layer is a bonding mortar. The adhesive mortar is prepared by mixing cement, quartz sand, polymer adhesive and various additives uniformly by a machine.
In some preferred embodiments, the material of the leveling layer is cement mortar. The cement mortar is prepared from cement, sand and water, namely cement, sand and water, according to the requirements; further, the weight ratio of cement to sand in the cement mortar is 1: (2-3); further, the weight ratio of cement to sand in the cement mortar is 1: 3.
in some preferred embodiments, the material of the substrate is selected from one of steel, iron, copper, aluminum; further, the base layer is made of steel; further, the material of the substrate is a profiled steel sheet. The profiled steel sheet is a formed steel sheet formed by rolling and cold-bending a coating plate or a plating plate and forming a corrugated section along the width direction of the sheet.
In some preferred embodiments, in the decoration of the elevator shaft and the elevator waiting hall, a steel plate and a pressure eaves wall are installed at the top of the elevator shaft and the elevator waiting hall.
In some preferred embodiments, the eaves pressing wall comprises a cement mortar layer with the thickness of 8-12 mm, an isolation layer with the thickness of 8-12 mm, a waterproof layer with the thickness of 4-8 mm, a cement mortar layer with the thickness of 8-12 mm and a concrete layer with the thickness of 18-22 mm from top to bottom; further, the eaves pressing wall from top to bottom includes that thickness is 10 mm's cement mortar layer, 10 mm's isolation layer, 6 mm's waterproof layer, 10 mm's cement mortar layer, 20 mm's concrete layer.
In some preferred embodiments, the cement to sand weight ratio in the cement mortar layer is 1: (2-3); further, the weight ratio of cement to sand in the cement mortar layer is 1: 3.
in some preferred embodiments, the material of the isolation layer is mortar. Mortar is a bonding substance used for building bricks on buildings, and is formed by adding water into sand and cementing materials (cement, lime paste, clay and the like) according to a certain proportion, and is also called mortar and also used as mortar. The present invention is not particularly limited to mortar.
In some preferred embodiments, the waterproof layer comprises one or more of an asphalt waterproof layer, an SBS modified asphalt waterproof layer, and a polyurethane waterproof layer.
In some preferred embodiments, the waterproof layer comprises an SBS modified asphalt waterproof layer and a polyurethane waterproof layer from top to bottom, and the thickness ratio of the SBS modified asphalt waterproof layer to the polyurethane waterproof layer is (1.5-2.5): 1; further, the thickness ratio of the SBS modified asphalt waterproof layer to the polyurethane waterproof layer is 2: 1.
in some preferred embodiments, the elevator shaft and the elevator waiting hall are respectively connected with the building through expansion joints; furthermore, the distances between the elevator shaft and the side surfaces of the elevator waiting hall and the building are respectively 170-190 mm, and the elevator shaft and the side surfaces of the elevator waiting hall are connected with the building through expansion joints; furthermore, the distances from the side surfaces of the elevator shaft and the elevator waiting hall to the building are respectively 180 mm; furthermore, the side surface of the elevator waiting hall is connected with the building through a second expansion joint; further, the side surface of the elevator shaft is connected with a building through a first expansion joint.
In some preferred embodiments, the expansion joint I comprises a first insulating layer I, a first waterproof layer and a first base from right to left, and the shape of the first waterproof layer comprises one of a straight line shape, an arc shape and a wave shape; further, the waterproof layer is arc-shaped; furthermore, the first heat insulation layer is made of one material selected from rock wool, vitrified micro-beads and glass wool; further, the first heat insulation layer is made of rock wool; further, the material of the first base is selected from one of aluminum alloy, copper, zinc, lead and magnesium; further, the first base is made of aluminum alloy. The material of the water stop layer is not particularly limited in the present invention, and may be rubber well known in the art.
In some preferred embodiments, the second expansion joint comprises a second insulating layer, a second rubber layer, a second base and a second rubber layer from left to right, and the shape of the second rubber layer comprises one of a zigzag shape, an arc shape and a wave shape; further, the shape of the rubber layer is a fold line shape; further, the material of the rubber layer is thermoplastic rubber; further, the material of the second heat insulation layer is selected from one of rock wool, vitrified micro bubbles and glass wool; further, the second heat insulation layer is made of rock wool; further, the material of the second base is selected from one of aluminum alloy, copper, zinc, lead and magnesium; further, the second base is made of aluminum alloy.
The material of the adhesive layer is not particularly limited, and polystyrene, polycarbonate, polyamide, polypropylene, polyethylene, and polyurethane may be mentioned.
In some preferred embodiments, in the elevator installation, a hook is installed in the middle of the top of the elevator shaft, and the elevator is installed by the hook.
In some preferred embodiments, a canopy is arranged on the side of the second floor of the elevator waiting hall; furthermore, a slope is arranged below the canopy, and the slope is communicated with the first floor of the elevator waiting hall.
By arranging the slope, residents can enter the first elevator waiting hall through the slope, and the phenomena of water immersion and the like can be avoided by providing a certain gradient; in addition, the rain shed is arranged, so that convenience is brought to residents to keep away from rain.
In some preferred embodiments, the widths of the elevator shaft and the elevator waiting hall are the same and are both 1.8-2.2 m; furthermore, the widths of the elevator shaft and the elevator waiting hall are the same and are both 2 m.
In some preferred embodiments, the length of the elevator shaft is 1.5-1.9 m, and the length of the elevator waiting hall is 1.3-1.7 m; further, the length of the elevator shaft is 1.7m, and the length of the elevator waiting hall is 1.5 m; furthermore, the width of the rain shed is the same as that of the ladder waiting hall, and the length of the rain shed is 0.8-1 m; further, the length of canopy is 0.9 m.
In some preferred embodiments, steel plates and a capping wall are installed on top of the elevator shaft and the waiting hall in the derrick renovation.
In some preferred embodiments, the elevator shaft and the elevator waiting hall are respectively connected with the building through expansion joints.
In some preferred embodiments, in the elevator installation, a hook is installed in the middle of the top of the elevator shaft, and the elevator is installed by the hook.
The application of the construction method for additionally installing the elevator is used for additionally installing the elevator outside a building; the building floors are 5-12 floors.
Examples
Example 1
A construction method for additionally installing an elevator comprises the following steps: well excavation, cushion layer pouring, chemical bar planting, template support, concrete pouring, concrete curing, pile pressing, pile sealing, earthwork backfilling, derrick installation, derrick decoration and elevator installation and debugging. The concrete curing time is 15 days, and the concrete curing step is started 6 hours after the concrete pouring step is completed; the environmental temperature is not lower than 5 ℃ during the concrete curing, and the heating speed is 8 ℃/h; the internal temperature of the concrete during curing is not more than 55 ℃, and the cooling speed is 8 ℃/h. The derrick installation comprises the installation of an elevator shaft and the installation of a framework of a waiting hall, and the derrick is integrally transported to a construction site for integrated installation after being welded, polished, shot-blasted and painted. In the decoration of the elevator shaft and the elevator waiting hall, outer walls and windows are arranged outside the elevator waiting hall and the elevator shaft, and a platform is arranged at the bottom of each elevator waiting hall; the outer wall is a glass curtain wall, and the window is an aluminum alloy frame and a glass window plate. The number of the elevator waiting halls 3 is the same as the number of the floors of the building, the platform 301 comprises a floor tile layer 3014, a bonding layer 3013, a leveling layer 3012 and a substrate 3011 from top to bottom, the substrate 3011 is in a wave shape, the wave width of the wave shape is 90mm, the thickness of the top end of the leveling layer 3012 away from the wave crest of the substrate is 15mm, the thickness of the bonding layer 3013 is 15mm, the thickness of the floor tile layer 3014 is mm, the material of the bonding layer 3013 is bonding mortar, the material of the leveling layer 3012 is cement mortar, the weight ratio of cement to sand in the cement mortar is 1: 2, the substrate 3011 is made of profiled steel sheet; in elevator well 2 and the 3 decorations of waiting the terraced room, at elevator well 2 and the top installation steel sheet of waiting terraced room 3 and pressure eaves wall 5, pressure eaves wall 5 from the top down includes that thickness is 8 mm's cement mortar layer, 8 mm's isolation layer, 4 mm's waterproof layer, 8 mm's cement mortar layer, 18 mm's concrete layer, the weight ratio of cement and sand is 1 in the cement mortar layer: 2, the material of isolation layer is the mortar, the waterproof layer has from top to bottom including SBS modified asphalt waterproof layer, polyurethane waterproof layer, the thickness ratio of SBS modified asphalt waterproof layer, polyurethane waterproof layer is 1.5: 1; the side surface of the elevator waiting hall 3 is connected with the building through a second expansion joint 702, the side surface of the elevator shaft 2 is connected with the building through a first expansion joint 701, and the distances between the elevator shaft 2 and the side surface of the elevator waiting hall 3 and the building are 170mm respectively; the expansion joint I701 comprises a first insulating layer 7011, a water stop layer 7011 and a first base 7013 from right to left, the waterproof layer 7012 is arc-shaped, the first insulating layer 7011 is made of rock wool, and the first base 7013 is made of aluminum alloy; the second expansion joint 702 comprises a second insulating layer 7021, a second rubber layer 7022, a second base 7023 and a rubber layer 7024 from left to right, the rubber layer 7022 is in a zigzag shape, the rubber layer 7022 is made of thermoplastic rubber, the second insulating layer 7021 is made of rock wool, the second base 7023 is made of aluminum alloy, and the rubber layer 7024 is made of polystyrene; in the elevator installation, a lifting hook is installed in the middle of the top of an elevator shaft 2, an elevator is installed through the lifting hook, and a canopy is installed on the side face of a second-layer elevator waiting hall 3; furthermore, a slope is arranged below the canopy and communicated with the first floor of the elevator waiting hall; elevator well 2 is the same with 3 width in the room of waiting the ladder, is 1.8m, elevator well 2's length is 1.5m, the length of waiting the ladder 3 is 1.3m, the width of canopy is the same with waiting the ladder 3, the length of canopy is 0.8 m.
Example 2
A construction method for additionally installing an elevator comprises the following steps: well excavation, cushion layer pouring, chemical bar planting, template support, concrete pouring, concrete curing, pile pressing, pile sealing, earthwork backfilling, derrick installation, derrick decoration and elevator installation and debugging. The concrete curing time is 10 days, and the concrete curing step is started 6 hours after the concrete pouring step is completed; the environmental temperature is not lower than 5 ℃ during the concrete curing, and the heating speed is 6 ℃/h; the internal temperature of the concrete during curing is not more than 55 ℃, and the cooling speed is 6 ℃/h. The derrick installation comprises the installation of an elevator shaft and the installation of a framework of a waiting hall, and the derrick is integrally transported to a construction site for integrated installation after the welding, polishing, shot blasting and paint spraying treatment. In the decoration of the elevator shaft and the elevator waiting hall, outer walls and windows are arranged outside the elevator waiting hall and the elevator shaft, and a platform is arranged at the bottom of each elevator waiting hall; the outer wall is a glass curtain wall, and the window is an aluminum alloy frame and a glass window plate. The number of the elevator waiting halls 3 is the same as the number of the floors of the building, the platform 301 comprises a floor tile layer 3014, a bonding layer 3013, a leveling layer 3012 and a substrate 3011 from top to bottom, the substrate 3011 is in a wave shape, the wave width of the wave shape is 120mm, the thickness of the top end of the leveling layer 3012 away from the peak of the substrate is 25mm, the thickness of the bonding layer 3013 is 25mm, the thickness of the floor tile layer 3014 is 12mm, the material of the bonding layer 3013 is bonding mortar, the material of the leveling layer 3012 is cement mortar, the weight ratio of cement to sand in the cement mortar is 1: 3, the substrate 3011 is made of profiled steel sheet; in elevator well 2 and 3 decorations of waiting the terraced room, install the steel sheet and press eaves wall 5 at elevator well 2 and the top of waiting terraced room 3, press eaves wall 5 from the top down including cement mortar layer that thickness is 12mm, 12 mm's isolation layer, 8 mm's waterproof layer, 12 mm's cement mortar layer, 22 mm's concrete layer, the weight ratio of cement and sand is 1 in the cement mortar layer: 3, the material of isolation layer is the mortar, the waterproof layer has from top to bottom including SBS modified asphalt waterproof layer, polyurethane waterproof layer, the thickness ratio of SBS modified asphalt waterproof layer, polyurethane waterproof layer is 2.5: 1; the side surface of the elevator waiting hall 3 is connected with a building through a second expansion joint 702, the side surface of the elevator shaft 2 is connected with the building through a first expansion joint 701, and the distances between the elevator shaft 2 and the side surface of the elevator waiting hall 3 and the building are 190mm respectively; the expansion joint I701 comprises a first insulating layer 7011, a first water stopping layer 7011 and a first base 7013 from right to left, the waterproof layer 7012 is arc-shaped, the first insulating layer 7011 is made of rock wool, and the first base 7013 is made of aluminum alloy; the second expansion joint 702 comprises a second insulating layer 7021, a second rubber layer 7022, a second base 7023 and a rubber layer 7024 from left to right, the rubber layer 7022 is in a zigzag shape, the rubber layer 7022 is made of thermoplastic rubber, the second insulating layer 7021 is made of rock wool, the second base 7023 is made of aluminum alloy, and the rubber layer 7024 is made of polystyrene; in the elevator installation, a lifting hook is installed in the middle of the top of an elevator shaft 2, an elevator is installed through the lifting hook, and a canopy is installed on the side face of a second-layer elevator waiting hall 3; furthermore, a slope is arranged below the rain shed and communicated with the first-layer ladder waiting hall; elevator well 2 is the same with 3 width in the room of waiting the ladder, is 2.2m, elevator well 2's length is 1.9m, it is 1.7m to wait the length in the room of waiting the ladder 3, the width of canopy is the same with the room of waiting the ladder 3, the length of canopy is 1 m.
Example 3
A construction method for additionally installing an elevator comprises the following steps: well excavation, cushion layer pouring, chemical bar planting, template support, concrete pouring, concrete curing, pile pressing, pile sealing, earthwork backfilling, derrick installation, derrick decoration and elevator installation and debugging. The concrete curing time is 12 days, and the concrete curing step is started 8 hours after the concrete pouring step is completed; the environmental temperature is not lower than 5 ℃ during the concrete curing, and the heating speed is 7 ℃/h; the internal temperature of the concrete is not more than 55 ℃ during curing, and the cooling speed is 7 ℃/h. The derrick installation comprises the installation of an elevator shaft and the installation of a framework of a waiting hall, and the derrick is integrally transported to a construction site for integrated installation after the welding, polishing, shot blasting and paint spraying treatment. In the decoration of the elevator shaft and the elevator waiting hall, outer walls and windows are arranged outside the elevator waiting hall and the elevator shaft, and a platform is arranged at the bottom of each elevator waiting hall; the outer wall is a glass curtain wall, and the window is an aluminum alloy frame and a glass window plate. The number of the elevator waiting halls 3 is the same as the number of the floors of the building, the platform 301 comprises a floor tile layer 3014, a bonding layer 3013, a leveling layer 3012 and a substrate 3011 from top to bottom, the substrate 3011 is in a wave shape, the wave width of the wave shape is 100mm, the thickness of the top end of the leveling layer 3012 away from the peak of the substrate is 20mm, the thickness of the bonding layer 3013 is 20mm, the thickness of the floor tile layer 3014 is 10mm, the material of the bonding layer 3013 is bonding mortar, the material of the leveling layer 3012 is cement mortar, the weight ratio of cement to sand in the cement mortar is 1: 3, the substrate 3011 is made of profiled steel sheet; in elevator well 2 and 3 decorations of waiting the terraced room, install the steel sheet and press eaves wall 5 at elevator well 2 and the top of waiting terraced room 3, press eaves wall 5 from the top down including cement mortar layer that thickness is 10mm, 10 mm's isolation layer, 6 mm's waterproof layer, 10 mm's cement mortar layer, 20 mm's concrete layer, the weight ratio of cement and sand is 1 in the cement mortar layer: 3, the material of isolation layer is the mortar, the waterproof layer has from top to bottom including SBS modified asphalt waterproof layer, polyurethane waterproof layer, SBS modified asphalt waterproof layer, polyurethane waterproof layer's thickness ratio is 2: 1; the side surface of the elevator waiting hall 3 is connected with the building through a second expansion joint 702, the side surface of the elevator shaft 2 is connected with the building through a first expansion joint 701, and the distances between the elevator shaft 2 and the side surface of the elevator waiting hall 3 and the building are 180mm respectively; the expansion joint I701 comprises a first insulating layer 7011, a water stop layer 7011 and a first base 7013 from right to left, the waterproof layer 7012 is arc-shaped, the first insulating layer 7011 is made of rock wool, and the first base 7013 is made of aluminum alloy; the second expansion joint 702 comprises a second insulating layer 7021, a second rubber layer 7022, a second base 7023 and a rubber layer 7024 from left to right, the rubber layer 7022 is in a zigzag shape, the rubber layer 7022 is made of thermoplastic rubber, the second insulating layer 7021 is made of rock wool, the second base 7023 is made of aluminum alloy, and the rubber layer 7024 is made of polystyrene; in the elevator installation, a lifting hook is installed in the middle of the top of an elevator shaft 2, an elevator is installed through the lifting hook, and a canopy is installed on the side surface of a second-layer elevator waiting hall 3; furthermore, a slope is arranged below the canopy and communicated with the first floor of the elevator waiting hall; elevator well 2 is the same with 3 width in the terraced room of waiting, is 2m, elevator well 2's length is 1.7m, the length of waiting terraced room 3 is 1.5m, the width of canopy is the same with waiting terraced room 3, the length of canopy is 0.9 m.
Example 4
A construction method for additionally installing an elevator comprises the following steps: well excavation, cushion layer pouring, chemical bar planting, template support, concrete pouring, concrete curing, pile pressing, pile sealing, earthwork backfilling, derrick installation, derrick decoration, elevator installation and debugging. The concrete curing time is 12 days, and the concrete curing step is started 8 hours after the concrete pouring step is completed; the environmental temperature is not lower than 5 ℃ during the concrete curing, and the heating speed is 7 ℃/h; the internal temperature of the concrete during curing is not more than 55 ℃, and the cooling speed is 7 ℃/h. The derrick installation comprises the installation of an elevator shaft and the installation of a framework of a waiting hall, and the derrick is integrally transported to a construction site for integrated installation after the welding, polishing, shot blasting and paint spraying treatment. In the decoration of the elevator shaft and the elevator waiting hall, outer walls and windows are arranged outside the elevator waiting hall and the elevator shaft, and a platform is arranged at the bottom of each elevator waiting hall; the outer wall is a glass curtain wall, and the window is an aluminum alloy frame and a glass window plate. The number of the elevator waiting halls 3 is the same as the number of the floors of the building, the platform 301 comprises a floor tile layer 3014, a bonding layer 3013, a leveling layer 3012 and a substrate 3011 from top to bottom, the substrate 3011 is in a wave shape, the wave width of the wave shape is 100mm, the thickness of the top end of the leveling layer 3012 away from the peak of the substrate is 20mm, the thickness of the bonding layer 3013 is 20mm, the thickness of the floor tile layer 3014 is 10mm, the material of the bonding layer 3013 is bonding mortar, the material of the leveling layer 3012 is cement mortar, the weight ratio of cement to sand in the cement mortar is 1: 3, the substrate 3011 is made of profiled steel sheet; in elevator well 2 and the 3 decorations of waiting the terraced room, at elevator well 2 and the top installation steel sheet of waiting terraced room 3 and pressure eaves wall 5, press eaves wall 5 from the top down including cement mortar layer that thickness is 10mm, 10 mm's isolation layer, 6 mm's waterproof layer, 10 mm's cement mortar layer, 20 mm's concrete layer, the weight ratio of cement and sand is 1 in the cement mortar layer: 3, the material of isolation layer is the mortar, the waterproof layer has from the top down including SBS modified asphalt waterproof layer, polyurethane waterproof layer, SBS modified asphalt waterproof layer, polyurethane waterproof layer's thickness ratio is 2: 1; the side surface of the elevator waiting hall 3 is connected with the building through a second expansion joint 702, the side surface of the elevator shaft 2 is connected with the building through a first expansion joint 701, and the distances between the elevator shaft 2 and the side surface of the elevator waiting hall 3 and the building are 180mm respectively; the expansion joint I701 comprises a first insulating layer 7011, a first water stopping layer 7011 and a first base 7013 from right to left, the waterproof layer 7012 is arc-shaped, the first insulating layer 7011 is made of rock wool, and the first base 7013 is made of aluminum alloy; the second expansion joint 702 comprises a second insulating layer 7021, a second rubber layer 7022, a second base 7023 and a rubber layer 7024 from left to right, the rubber layer 7022 is in a zigzag shape, the rubber layer 7022 is made of thermoplastic rubber, the second insulating layer 7021 is made of rock wool, the second base 7023 is made of aluminum alloy, and the rubber layer 7024 is made of polystyrene; in the elevator installation, a lifting hook is installed in the middle of the top of an elevator shaft 2, and an elevator is installed through the lifting hook; the elevator shaft 2 is the same with the 3 width in the room of waiting the terraced, is 2m, the length of elevator shaft 2 is 1.7m, the length of waiting the terraced room 3 is 1.5 m.
Claims (10)
1. A construction method for additionally installing an elevator is characterized by comprising the following steps: well excavation, cushion layer pouring, chemical bar planting, template support, concrete pouring, concrete curing, pile pressing, pile sealing, earthwork backfilling, derrick installation, derrick decoration and elevator installation and debugging.
2. The construction method for installing the elevator as claimed in claim 1, wherein the concrete curing time is 10-15 days, and the concrete curing step is started 4-10 hours after the concrete pouring step is completed; the environmental temperature is not lower than 5 ℃ during the concrete curing, and the heating speed is not more than 8 ℃/h; the internal temperature of the concrete during curing is not more than 55 ℃, and the cooling speed is not more than 8 ℃/h.
3. The construction method for adding the elevator as claimed in claim 1 or 2, wherein the derrick installation comprises installation of an elevator shaft and installation of a framework of a waiting hall, and the derrick is welded, ground, shot-blasted and painted and then integrally transported to a construction site for integrated installation.
4. The construction method for adding the elevator as claimed in claim 3, wherein in the decoration of the elevator shaft and the elevator waiting hall, an outer wall and a window are installed outside the elevator waiting hall and the elevator shaft, and a platform is installed at the bottom of each elevator waiting hall; the outer wall is a glass curtain wall or an alloy wallboard, and the window is an aluminum alloy frame and a glass window plate.
5. The construction method for installing an elevator according to claim 4, wherein the platform comprises a floor tile layer, a bonding layer, a leveling layer and a base from top to bottom.
6. The construction method for installing an elevator according to claim 5, wherein the shape of the base is one selected from a wave shape, a fold line shape, and a straight line shape.
7. The construction method for installing an elevator according to claim 4, wherein a steel plate and a capping wall are installed on the top of the elevator shaft and the elevator waiting hall in the derrick decoration.
8. The construction method for installing the elevator as claimed in claim 1, wherein the elevator shaft and the elevator waiting hall are connected to the building through expansion joints, respectively.
9. The method of claim 1, wherein the elevator is installed by installing a hook at the top of the elevator shaft and installing the elevator by the hook.
10. The application of the construction method for additionally installing the elevator according to any one of claims 1 to 9 is characterized by being used for additionally installing the elevator outside a building; the building floors are 5-12 floors.
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| CN202110570159.7A CN114763233A (en) | 2021-05-25 | 2021-05-25 | Construction method for additionally installing elevator and application thereof |
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| CN202110570159.7A CN114763233A (en) | 2021-05-25 | 2021-05-25 | Construction method for additionally installing elevator and application thereof |
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