CN112627543A - Shaft inner lifting frame for mounting steel beams of core tube elevator shaft and steel beam construction method - Google Patents
Shaft inner lifting frame for mounting steel beams of core tube elevator shaft and steel beam construction method Download PDFInfo
- Publication number
- CN112627543A CN112627543A CN202011317397.9A CN202011317397A CN112627543A CN 112627543 A CN112627543 A CN 112627543A CN 202011317397 A CN202011317397 A CN 202011317397A CN 112627543 A CN112627543 A CN 112627543A
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- China
- Prior art keywords
- lifting frame
- frame body
- steel beam
- core tube
- elevator
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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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
-
- 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
-
- 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
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/162—Handles to carry construction blocks
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The invention relates to a lifting frame in a hoistway for installing steel beams of an elevator hoistway of a core tube, wherein a lifting frame body is arranged in the elevator hoistway of a shear wall of the core tube, the lifting frame body is a rectangular frame and comprises six layers, the lowest layer is used for installing the steel beams of the elevator, the floor height is the building standard floor height, the five layers on the upper part are used for constructing a concrete structure, and the lifting frame comprises the following components in sequence from top to bottom: and (4) binding reinforcing steel bars, erecting a formwork and removing the formwork, wherein the layer height of the reinforcing steel bars is half of that of the bottom layer. The invention effectively reduces the cost of construction measures; the construction progress is accelerated, and the elevator girder steel is under construction with the elevartor shaft concrete structure is synchronous, need not to wait for the elevartor shaft to seal the top.
Description
Technical Field
The invention relates to the field of construction of steel structures and concrete structures, in particular to a lifting frame in a hoistway for mounting steel beams of an elevator shaft of a core tube and a steel beam construction method.
Background
Due to the structure and building requirements of super high-rise buildings, core tube shear walls are mostly arranged, and elevator shafts are arranged in the core tube shear walls. For the convenience of elevator guide rail welded fastening to and creeping formwork construction, separate elevator and fixed guide rail in the elevator and adopt box or H shaped steel roof beam mostly, take pre-buried built-in fitting on the concrete shear force wall, well creeping formwork after climbing welding elevator girder steel. After climbing the climbing formwork, the embedded parts are exposed and need to be welded with steel beams in the elevator shaft. Because the well height is higher, and does not have the attachment point, can't provide the construction operation face, the elevator girder steel is blockked by the creeping formwork in addition can't hoist and mount from the top, can only adopt hoist engine or chain block installation. Construction danger degree is high in the well, and the construction efficiency is low. The traditional construction method adopts scaffold erection construction, a section of scaffold needs to be erected every time a steel beam is installed, the scaffold needs to be dismantled after construction is completed, the attachment position of the scaffold needs to be reserved in advance, and construction is extremely complicated.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, provides a hoistway inner lifting frame for installing elevator beams of a core tube elevator hoistway and a steel beam construction method, solves the problem of elevator beam installation in the elevator hoistway of a core tube shear wall structure, arranges an elevator steel beam installation operation platform below the inner lifting frame, reserves lifting holes on an inner lifting frame platform plate, lifts the steel beams to the position below the inner lifting frame for installation, and is safe and efficient.
In order to solve the technical problem, the invention is realized as follows:
the utility model provides a hoisting frame in well for installation of core section of thick bamboo elevartor shaft girder steel which characterized in that: in the elevator shaft of core section of thick bamboo shear force wall was located to the hoisting frame body, the hoisting frame body was rectangular frame, and it includes six layers, and the bottom one deck is used for elevator girder steel installation, and its floor height is the building standard floor height, and five layers on upper portion are for concrete structure construction usefulness, follow and do down in proper order: and (4) binding reinforcing steel bars, erecting a formwork and removing the formwork, wherein the layer height of the reinforcing steel bars is half of that of the bottom layer.
2. The in-hoistway lifting frame for core tube elevator shaft steel beam mounting of claim 1, wherein: the fixing mode of the hoisting frame body and the core tube shear wall is as follows: pre-embedding a plastic sleeve on the core tube shear wall in advance, and reserving holes; round steel with the diameter of 28mm is used as a wall penetrating screw, two ends of the screw are tapped, a wall attaching piece is fixed by nuts, a bracket is arranged on the wall attaching piece, and an inner lifting frame is fixed on the bracket of the wall attaching piece.
3. The in-hoistway lifting frame for core tube elevator shaft steel beam mounting of claim 1, wherein: lifting frame body top is provided with the lug, adopts the tower crane to promote, and it is a standard floor height to promote the height at every turn, demolishs the back as lifting frame body below template, can carry out the elevator girder steel welding on this layer, polish and touch-up paint construction operation.
4. The in-hoistway lifting frame for core tube elevator shaft steel beam mounting of claim 1, wherein: each layer of hoisting frame body all is equipped with hole for hoist, manhole, vertical ladder.
5. The in-hoistway lifting frame for core tube elevator shaft steel beam mounting of claim 1, wherein: the periphery of the lifting frame body is provided with movable turning plates as a platform for extension.
6. The in-hoistway lifting frame for core tube elevator shaft steel beam mounting of claim 1, wherein: safety fences are arranged around the bottom layer of the lifting frame body.
7. The in-hoistway lifting frame for core tube elevator shaft steel beam mounting of claim 1, wherein: a plurality of secondary beams are arranged in the rectangular frame on each layer of the lifting frame body for reinforcement.
8. The construction method for installing the steel beam of the elevator by using the hoisting frame of claim 1 is characterized by comprising the following steps:
step 1: after the formwork below the lifting frame body is dismantled, hoisting the steel beam from the upper part of the frame body to the bottommost layer of the frame body for installation;
step 2: an operator is positioned at the bottommost layer of the lifting frame body to carry out steel beam installation, welding and paint repair work;
and step 3: after the construction of the elevator steel beam on the layer is completed, the elevator steel beam on the previous layer is installed after the next lifting.
The invention has the beneficial effects that: the safety and reliability are realized, when the steel beams in the shaft are installed, the upper civil engineering construction is carried out at the same time, and the frame body platform plate is used for horizontal hard protection, so that the hitting risk of objects can be effectively reduced; the cost is saved, a hanging basket does not need to be leased, a scaffold does not need to be erected, and the cost of construction measures is effectively reduced; the construction progress is accelerated, and the elevator girder steel is under construction with the elevartor shaft concrete structure is synchronous, need not to wait for the elevartor shaft to seal the top.
Drawings
The invention is described in further detail below with reference to the following figures and embodiments:
fig. 1 is a schematic view of an elevator steel beam being suspended from the top of a hoist body into the floor.
Fig. 2 is a schematic view of the installation of elevator steel beams on the bottom layer of a hoisting frame body.
Fig. 3 is a schematic diagram of the hoisting frame body for hoisting a layer.
Fig. 4 is a schematic view of hoisting the hoisting frame body to the upper layer of steel beam.
FIG. 5 is a schematic view of the installation of the steel beam on the upper layer of the hoisting frame body.
Fig. 6 is a top view of an elevator steel beam and a hoistway.
Fig. 7 is an isometric view of the poppet body.
Fig. 8 is an enlarged schematic view of a in fig. 7 (the poppet body is in a raised state).
Fig. 9 is an enlarged view of a in fig. 7 (a limited and fixed state of the poppet body).
Detailed Description
As shown in fig. 1-9: the utility model provides a hoisting frame in well for installation of core section of thick bamboo elevartor shaft girder steel, in the elevartor shaft 10 of core section of thick bamboo shear force wall 11 was located to the hoisting frame body, the hoisting frame body was rectangular frame, and it includes six layers, and the bottom one deck is for the installation of elevator girder steel 8, and its floor height is the building standard floor height, and five layers of concrete structure construction usefulness on upper portion are from last to being in proper order down: and (4) binding reinforcing steel bars, erecting a formwork and removing the formwork, wherein the layer height of the reinforcing steel bars is half of that of the bottom layer.
The fixing mode of the hoisting frame body and the core tube shear wall is as follows: pre-embedding a plastic sleeve on the core tube shear wall in advance, and reserving holes; round steel with the diameter of 28mm is used as a wall penetrating screw, two ends of the screw are tapped, a wall attaching piece is fixed by nuts, a bracket is arranged on the wall attaching piece, and an inner lifting frame is fixed on the bracket of the wall attaching piece.
Lifting frame body top is provided with lug 1, adopts the tower crane to promote, and it is a standard floor height to promote the height at every turn, demolishs the back when lifting frame body below template, can carry out the elevator girder steel welding on this layer, polish and touch-up paint construction operation.
And a thick checkered plate 7 is laid on each layer of the lifting frame body, and a hoisting hole 4, an upper manhole 5 and a vertical ladder 6 are arranged.
The periphery of the lifting frame body is provided with movable turning plates 2 as platforms for extension.
A plurality of secondary beams are arranged in the rectangular frame on each layer of the lifting frame body for reinforcement.
The construction method for installing the steel beam of the elevator by using the hoisting frame comprises the following steps:
step 1: after the formwork below the lifting frame body is dismantled, hoisting the steel beam from the upper part of the frame body to the bottommost layer of the frame body for installation;
step 2: an operator is positioned at the bottommost layer of the lifting frame body to carry out steel beam installation, welding and paint repair work;
and step 3: after the construction of the elevator steel beam on the layer is completed, the elevator steel beam on the previous layer is installed after the next lifting.
As shown in fig. 8, when the lifting frame body is lifted, the steel carrying pole 9 is separated from the connecting structure of the wall-attached node of the lifting frame body; fig. 9 shows a connection structure of the wall-attached node of the hoisting frame body when the hoisting frame body is fixed in a limiting manner, and the steel carrying pole 9 is limited.
Claims (8)
1. The utility model provides a hoisting frame in well for installation of core section of thick bamboo elevartor shaft girder steel which characterized in that: in the elevator shaft of core section of thick bamboo shear force wall was located to the hoisting frame body, the hoisting frame body was rectangular frame, and it includes six layers, and the bottom one deck is used for elevator girder steel installation, and its floor height is the building standard floor height, and five layers on upper portion are for concrete structure construction usefulness, follow and do down in proper order: and (4) binding reinforcing steel bars, erecting a formwork and removing the formwork, wherein the layer height of the reinforcing steel bars is half of that of the bottom layer.
2. The in-hoistway lifting frame for core tube elevator shaft steel beam mounting of claim 1, wherein: the fixing mode of the hoisting frame body and the core tube shear wall is as follows: pre-embedding a plastic sleeve on the core tube shear wall in advance, and reserving holes; round steel with the diameter of 28mm is used as a wall penetrating screw, two ends of the screw are tapped, a wall attaching piece is fixed by nuts, a bracket is arranged on the wall attaching piece, and an inner lifting frame is fixed on the bracket of the wall attaching piece.
3. The in-hoistway lifting frame for core tube elevator shaft steel beam mounting of claim 1, wherein: lifting frame body top is provided with the lug, adopts the tower crane to promote, and it is a standard floor height to promote the height at every turn, demolishs the back as lifting frame body below template, can carry out the elevator girder steel welding on this layer, polish and touch-up paint construction operation.
4. The in-hoistway lifting frame for core tube elevator shaft steel beam mounting of claim 1, wherein: each layer of hoisting frame body all is equipped with hole for hoist, manhole, vertical ladder.
5. The in-hoistway lifting frame for core tube elevator shaft steel beam mounting of claim 1, wherein: the periphery of the lifting frame body is provided with movable turning plates as a platform for extension.
6. The in-hoistway lifting frame for core tube elevator shaft steel beam mounting of claim 1, wherein: safety fences are arranged around the bottom layer of the lifting frame body.
7. The in-hoistway lifting frame for core tube elevator shaft steel beam mounting of claim 1, wherein: a plurality of secondary beams are arranged in the rectangular frame on each layer of the lifting frame body for reinforcement.
8. The construction method for installing the steel beam of the elevator by using the hoisting frame of claim 1 is characterized by comprising the following steps:
step 1: after the formwork below the lifting frame body is dismantled, hoisting the steel beam from the upper part of the frame body to the bottommost layer of the frame body for installation;
step 2: an operator is positioned at the bottommost layer of the lifting frame body to carry out steel beam installation, welding and paint repair work;
and step 3: after the construction of the elevator steel beam on the layer is completed, the elevator steel beam on the previous layer is installed after the next lifting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011317397.9A CN112627543A (en) | 2020-11-23 | 2020-11-23 | Shaft inner lifting frame for mounting steel beams of core tube elevator shaft and steel beam construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011317397.9A CN112627543A (en) | 2020-11-23 | 2020-11-23 | Shaft inner lifting frame for mounting steel beams of core tube elevator shaft and steel beam construction method |
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| Publication Number | Publication Date |
|---|---|
| CN112627543A true CN112627543A (en) | 2021-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011317397.9A Pending CN112627543A (en) | 2020-11-23 | 2020-11-23 | Shaft inner lifting frame for mounting steel beams of core tube elevator shaft and steel beam construction method |
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| CN (1) | CN112627543A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113753715A (en) * | 2021-08-31 | 2021-12-07 | 中国二十二冶集团有限公司 | Construction method for fixing elevator track in elevator shaft |
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| CN202745355U (en) * | 2012-08-06 | 2013-02-20 | 中建三局建设工程股份有限公司 | Lifting type elevator shaft operating platform |
| CN103375023A (en) * | 2012-04-27 | 2013-10-30 | 广州市达蒙建筑技术有限公司 | Attached type lifting scaffold |
| US20150129359A1 (en) * | 2013-11-12 | 2015-05-14 | Ulma C Y E, S. Coop | Self-climbing scaffold system in construction works of buildings and self-climbing method |
| CN105696788A (en) * | 2014-11-25 | 2016-06-22 | 南通昌荣机电有限公司 | Lifting elevator liftway formwork system |
| CN106812307A (en) * | 2017-03-31 | 2017-06-09 | 中国化学工程第七建设有限公司 | A kind of constructing device of reinforced concrete structure |
| GB2552707A (en) * | 2016-08-04 | 2018-02-07 | Conquip Eng Group | Lifting system |
| CN107806238A (en) * | 2017-11-28 | 2018-03-16 | 中建局集团建设发展有限公司 | Construction of lift well hydraulic climbing protection system and its construction method |
| CN109095319A (en) * | 2018-07-25 | 2018-12-28 | 中国建筑第四工程局有限公司 | A kind of construction elevator operating system integrated with climbing frame |
| CN110359694A (en) * | 2019-06-05 | 2019-10-22 | 中天建设集团有限公司 | A kind of adhesion type elevator well operating platform and its construction method |
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2020
- 2020-11-23 CN CN202011317397.9A patent/CN112627543A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101435276A (en) * | 2008-12-18 | 2009-05-20 | 中建二局第三建筑工程有限公司 | Hydraulic lifting and positioning device for steel beam at top of silo structure and construction method thereof |
| CN103375023A (en) * | 2012-04-27 | 2013-10-30 | 广州市达蒙建筑技术有限公司 | Attached type lifting scaffold |
| CN202745355U (en) * | 2012-08-06 | 2013-02-20 | 中建三局建设工程股份有限公司 | Lifting type elevator shaft operating platform |
| US20150129359A1 (en) * | 2013-11-12 | 2015-05-14 | Ulma C Y E, S. Coop | Self-climbing scaffold system in construction works of buildings and self-climbing method |
| CN105696788A (en) * | 2014-11-25 | 2016-06-22 | 南通昌荣机电有限公司 | Lifting elevator liftway formwork system |
| GB2552707A (en) * | 2016-08-04 | 2018-02-07 | Conquip Eng Group | Lifting system |
| CN106812307A (en) * | 2017-03-31 | 2017-06-09 | 中国化学工程第七建设有限公司 | A kind of constructing device of reinforced concrete structure |
| CN107806238A (en) * | 2017-11-28 | 2018-03-16 | 中建局集团建设发展有限公司 | Construction of lift well hydraulic climbing protection system and its construction method |
| CN109095319A (en) * | 2018-07-25 | 2018-12-28 | 中国建筑第四工程局有限公司 | A kind of construction elevator operating system integrated with climbing frame |
| CN110359694A (en) * | 2019-06-05 | 2019-10-22 | 中天建设集团有限公司 | A kind of adhesion type elevator well operating platform and its construction method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113753715A (en) * | 2021-08-31 | 2021-12-07 | 中国二十二冶集团有限公司 | Construction method for fixing elevator track in elevator shaft |
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Application publication date: 20210409 |
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| RJ01 | Rejection of invention patent application after publication |