CN115217345A - Hard protection synchronous installation construction method for elevator shaft - Google Patents
Hard protection synchronous installation construction method for elevator shaft Download PDFInfo
- Publication number
- CN115217345A CN115217345A CN202210913000.5A CN202210913000A CN115217345A CN 115217345 A CN115217345 A CN 115217345A CN 202210913000 A CN202210913000 A CN 202210913000A CN 115217345 A CN115217345 A CN 115217345A
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- Prior art keywords
- elevator shaft
- steel pipe
- floor
- hard protection
- construction method
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010276 construction Methods 0.000 title claims abstract description 27
- 238000009434 installation Methods 0.000 title claims abstract description 21
- 230000001360 synchronised effect Effects 0.000 title claims abstract description 19
- 238000009415 formwork Methods 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims abstract description 9
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims abstract description 4
- 238000004519 manufacturing process Methods 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 55
- 239000010959 steel Substances 0.000 claims description 55
- 230000001681 protective effect Effects 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 3
- 238000009435 building construction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Images
Classifications
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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
- E04G21/32—Safety or protective measures for persons during the construction of buildings
- E04G21/3204—Safety or protective measures for persons during the construction of buildings against falling down
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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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- 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
Abstract
The application discloses a construction method for installing hard protection of an elevator shaft synchronously, which comprises the following steps: s1, building a floor formwork support, installing a floor formwork and manufacturing and installing beam slab reinforcing steel bars; s2, opening a hole in the elevator shaft cylinder template of the floor, and installing a sleeve into the hole; s3, installing an elevator shaft hard protection structure in the elevator shaft body; and S4, pouring the floor beam plate concrete. The application provides a hard protection synchronous installation construction method for an elevator shaft, which can effectively solve the problem that a practical and reliable hole protection measure cannot be set in the concrete structure construction process, and can be safely, simply and conveniently dismantled in the later period and popularized and used.
Description
Technical Field
The application document relates to the technical field of building construction, in particular to a rigid protection synchronous mounting construction method for an elevator shaft.
Background
In building construction, an elevator is used as an important component of a building, and the building height determines the vertical depth of an elevator shaft, so that the protection of the elevator shaft is always one of important safety concerns. The existing elevator shaft of the high-rise building is mostly of a cylindrical structure, and because concrete does not have a reliable fulcrum before pouring in the construction process, the protection of the opening of the elevator shaft cannot adopt effective protective measures in the construction process of the structure, and after the concrete is poured, the elevator shaft of the lower layer is obliquely placed in the elevator shaft by adopting a shaft-shaped frame.
Because the entrance to a cave protection of elevartor shaft is set up and is required hard protection and soft protection interval to implement the construction, can't take tangible effectual safeguard measure at concreting in-process, be difficult to accomplish entrance to a cave protection and operation layer and go on in step, this has just led to operation layer entrance to a cave protection to follow up. There is therefore a need for improvements to existing hoistway construction.
Disclosure of Invention
Aiming at the defects of the prior art, the application provides the hard protection synchronous installation construction method for the elevator shaft, and the problem that large-size openings such as elevators and the like cannot be synchronously protected is solved by changing the existing synchronous protection construction sequence of the elevator shaft.
The application provides an elevator shaft hard protection synchronous installation construction method which adopts the following technical scheme:
a construction method for installing the hard protection of an elevator shaft synchronously comprises the following steps:
s1, building a floor formwork support, installing a floor formwork and manufacturing and installing beam slab reinforcing steel bars;
s2, forming a hole in the elevator shaft barrel template of the floor, and installing a sleeve into the hole;
s3, installing an elevator shaft hard protection structure in the elevator shaft body;
and S4, pouring the floor beam plate concrete.
Furthermore, the tube hole is formed in the side plate, opposite to the elevator door mounting opening, of the cylinder body template.
Further, hard protective structure includes support frame and protection template, protection template sets up and is used for sealing the elevator well head on the support frame.
Further, the support frame is including setting up main steel pipe and the inferior steel pipe of two mutually perpendicular directions in the elevator shaft, main steel pipe and inferior steel pipe are two at least.
Further, the length direction of the main steel pipe is consistent with the length direction of the sleeve.
Furthermore, one end of the main steel pipe is inserted into the sleeve, and the other end of the main steel pipe is lapped on the floor at the elevator door installation opening.
Furthermore, the secondary steel pipe is fixed on the upper side of the main steel pipe through a fastener to form a whole support frame.
Furthermore, the protective template is laid on the secondary steel pipe and is higher than the floor of the floor.
In summary, the present application includes at least one of the following advantages: the application provides a hard protection synchronous installation construction method for an elevator shaft, which can effectively solve the problem that a practical and reliable hole protection measure cannot be set in the concrete structure construction process, and can be safely, simply and conveniently dismantled in the later period and popularized and used.
Drawings
FIG. 1 is a schematic plan view of an embodiment of the present application;
fig. 2 isbase:Sub>A sectional viewbase:Sub>A-base:Sub>A in fig. 1.
Description of reference numerals: 1-main steel pipe; 2-time steel tube; 3-a fastener; 4-a protective floor slab; 5-PVC sleeve.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
A construction method for hard protection synchronous installation of an elevator shaft comprises the following steps:
s1, firstly, erecting a formwork support of the floor, and then, synchronously manufacturing and installing beam slab reinforcing steel bars of the floor when a floor formwork is installed on the formwork support;
s2, a sleeve mounting hole is formed in the elevator shaft barrel template of the floor, and a PVC sleeve 5 is mounted in the hole; when the PVC sleeve 5 is installed, one side of the sleeve is plugged, and concrete is prevented from entering the sleeve.
S3, installing an elevator shaft hard protection structure in the elevator shaft body; firstly, the main steel pipe 1 is inserted into the PVC sleeve 5, the secondary steel pipes 2 are fixed on the main steel pipe at equal intervals by the fasteners 3, and finally the protective template 5 is fully paved for sealing.
S4, pouring concrete of a floor beam plate structure to enable the floor of the floor to form a whole; before the elevator is installed, protection is removed according to the principle that the elevator is firstly assembled and then disassembled and then assembled and firstly disassembled.
In the embodiment, the tube holes are formed in the template on the opposite side of the elevator door mounting opening of the cylinder template; referring to fig. 1, the sleeve hole is formed in the cylinder template opposite to the elevator door mounting opening, and the hole center line of the sleeve hole is in the same horizontal plane with the floor of the floor and parallel to the width direction of the elevator door mounting opening.
In this embodiment, the hard protection structure includes a support frame and a protection template, and the protection template is erected on the support frame to seal the elevator wellhead; the support frame has a plurality of steel pipe overlap joint to constitute, through fixing on elevartor shaft barrel template, for the purpose that protection template provides the support and has reached closed elevator well head, for the elevartor shaft entrance to a cave provides the protection, avoids constructor to fall the elevartor shaft in carelessly.
In this embodiment, as shown in fig. 1, the support frame includes a main steel pipe 1 and a secondary steel pipe 2 arranged in two mutually perpendicular directions in the elevator shaft, and the number of the main steel pipe and the secondary steel pipe is at least two; the main steel pipe 1 and the secondary steel pipe 2 both use phi 45 steel pipes, and the length dimension of the steel pipes is selected according to the plane dimension of the elevator shaft; in the embodiment, two main steel pipes 1 are arranged in parallel with the PVC sleeve 5 on the template respectively; the number of the secondary steel pipes 2 is three, the secondary steel pipes are perpendicular to the main steel pipes 1 and are respectively and evenly distributed on the main steel pipes 1 in the elevator shaft.
In this embodiment, the length direction of the main steel pipe 1 is consistent with the length direction of the sleeve; one end of the main steel pipe is inserted into the sleeve, and the other end of the main steel pipe is lapped on the floor at the elevator door installation opening. Referring to fig. 1, the main steel pipes 1 are respectively arranged at both ends of the elevator door installation opening in the length direction and are arranged corresponding to the PVC sleeves 5; the size of the main steel pipe 1 is larger than the inner size of the elevator shaft, one end of the main steel pipe 1 is inserted into the PVC sleeve 5, and the other end of the main steel pipe is lapped on the floor of the elevator door installation opening and is parallel to the floor.
In the embodiment, the secondary steel pipe 2 is fixed on the upper side of the main steel pipe 1 through a fastener 3 to form a whole support frame; the protective template 4 is laid on the secondary steel pipe and is higher than the floor of the floor. Referring to fig. 1 and 2, a main steel pipe 1 and a secondary steel pipe 2 are fixed by a fastener to form a support frame, wherein the fastener is a building steel pipe fastener in the conventional technology, and is not repeated herein; inferior steel pipe 2 is installed at the upside of main steel pipe, and the protection template is installed again on inferior steel pipe 2, and then the protection template face can be higher than this floor, and the purpose is for the convenience of the hard protection of dismouting elevartor shaft.
The method for the synchronous installation and construction of the hard protection of the elevator shaft used in the embodiment achieves the synchronous implementation of the opening protection and the operation surface, can provide a reliable fulcrum before beam plate concrete is not poured in the construction process, and can perform effective protection measures for the opening of the elevator shaft.
Finally, although the present disclosure has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that various changes and modifications may be made therein without departing from the spirit and scope of the present disclosure, and the appended claims are intended to cover all such changes and modifications as fall within the true spirit and scope of the present disclosure.
Claims (8)
1. The method for the hard protection synchronous installation and construction of the elevator shaft is characterized by comprising the following steps: the method comprises the following steps:
s1, building a floor formwork support, installing a floor formwork and manufacturing and installing beam slab reinforcing steel bars;
s2, opening a hole in the elevator shaft cylinder template of the floor, and installing a sleeve into the hole;
s3, installing an elevator shaft hard protection structure in the elevator shaft body;
and S4, pouring the floor beam plate concrete.
2. The elevator shaft hard protection synchronous installation construction method according to claim 1, characterized in that: the barrel template is provided with pipe holes on the template at the opposite side of the elevator door mounting opening.
3. The elevator shaft hard protection synchronous installation construction method according to claim 1, characterized in that: the hard protection structure comprises a support frame and a protection template, wherein the protection template is erected on the support frame and used for sealing an elevator well mouth.
4. The elevator shaft hard protection synchronous installation construction method according to claim 3, characterized in that: the support frame is including setting up main steel pipe and the inferior steel pipe of two mutually perpendicular directions in the elevator shaft, main steel pipe and inferior steel pipe are two at least.
5. The elevator shaft hard protection synchronous installation construction method according to claim 4, characterized in that: the length direction of the main steel pipe is consistent with the length direction of the sleeve.
6. The elevator shaft hard protection synchronous installation construction method according to claim 5, characterized in that: one end of the main steel pipe is inserted into the sleeve, and the other end of the main steel pipe is lapped on the floor at the elevator door installation opening.
7. The elevator shaft hard protection synchronous installation construction method according to claim 4, characterized in that: the secondary steel pipe is fixed on the upper side of the main steel pipe through a fastener to form a whole support frame.
8. The elevator shaft hard protection synchronous installation construction method according to claim 3, characterized in that: the protective template is laid on the secondary steel pipe and is higher than the floor of the floor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210913000.5A CN115217345A (en) | 2022-07-31 | 2022-07-31 | Hard protection synchronous installation construction method for elevator shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210913000.5A CN115217345A (en) | 2022-07-31 | 2022-07-31 | Hard protection synchronous installation construction method for elevator shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115217345A true CN115217345A (en) | 2022-10-21 |
Family
ID=83614976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210913000.5A Pending CN115217345A (en) | 2022-07-31 | 2022-07-31 | Hard protection synchronous installation construction method for elevator shaft |
Country Status (1)
| Country | Link |
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| CN (1) | CN115217345A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05171809A (en) * | 1991-12-20 | 1993-07-09 | Takenaka Komuten Co Ltd | Execution method of elevator shaft in steel construction building |
| CN101614039A (en) * | 2008-11-11 | 2009-12-30 | 中铁四局集团建筑工程有限公司 | Inverted construction method for template engineering of cast-in-place shear wall structure system |
| CN102777030A (en) * | 2012-08-06 | 2012-11-14 | 中国建筑第六工程局有限公司 | Method for building up formwork construction platform of lift shaft |
| CN204456814U (en) * | 2015-02-16 | 2015-07-08 | 北京建工四建工程建设有限公司 | Plain type staircase hoistway operation platform |
| CN204645570U (en) * | 2015-02-09 | 2015-09-16 | 中国建筑第八工程局有限公司 | One can have enough to meet the need elevator shaft protective platform |
| CN108005397A (en) * | 2017-11-27 | 2018-05-08 | 中冶天工集团有限公司 | Armored concrete elevator shaft construction safety protecting method |
| CN214996218U (en) * | 2021-03-05 | 2021-12-03 | 中建八局发展建设有限公司 | Turnover type elevator shaft protection device |
| CN113846858A (en) * | 2021-10-26 | 2021-12-28 | 中国建筑第二工程局有限公司 | Protection system for horizontal hole in building construction process and construction method |
-
2022
- 2022-07-31 CN CN202210913000.5A patent/CN115217345A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05171809A (en) * | 1991-12-20 | 1993-07-09 | Takenaka Komuten Co Ltd | Execution method of elevator shaft in steel construction building |
| CN101614039A (en) * | 2008-11-11 | 2009-12-30 | 中铁四局集团建筑工程有限公司 | Inverted construction method for template engineering of cast-in-place shear wall structure system |
| CN102777030A (en) * | 2012-08-06 | 2012-11-14 | 中国建筑第六工程局有限公司 | Method for building up formwork construction platform of lift shaft |
| CN204645570U (en) * | 2015-02-09 | 2015-09-16 | 中国建筑第八工程局有限公司 | One can have enough to meet the need elevator shaft protective platform |
| CN204456814U (en) * | 2015-02-16 | 2015-07-08 | 北京建工四建工程建设有限公司 | Plain type staircase hoistway operation platform |
| CN108005397A (en) * | 2017-11-27 | 2018-05-08 | 中冶天工集团有限公司 | Armored concrete elevator shaft construction safety protecting method |
| CN214996218U (en) * | 2021-03-05 | 2021-12-03 | 中建八局发展建设有限公司 | Turnover type elevator shaft protection device |
| CN113846858A (en) * | 2021-10-26 | 2021-12-28 | 中国建筑第二工程局有限公司 | Protection system for horizontal hole in building construction process and construction method |
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