CN113482310A - Supporting scaffold of assembled steel beam and construction method for sectional erection of supporting scaffold - Google Patents
Supporting scaffold of assembled steel beam and construction method for sectional erection of supporting scaffold Download PDFInfo
- Publication number
- CN113482310A CN113482310A CN202110922981.5A CN202110922981A CN113482310A CN 113482310 A CN113482310 A CN 113482310A CN 202110922981 A CN202110922981 A CN 202110922981A CN 113482310 A CN113482310 A CN 113482310A
- Authority
- CN
- China
- Prior art keywords
- scaffold
- steel
- main body
- supporting
- sectional
- Prior art date
- 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
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/24—Scaffolds essentially supported by building constructions, e.g. adjustable in height specially adapted for particular parts of buildings or for buildings of particular shape, e.g. chimney stacks or pylons
- E04G3/246—Scaffolds essentially supported by building constructions, e.g. adjustable in height specially adapted for particular parts of buildings or for buildings of particular shape, e.g. chimney stacks or pylons following the inside contour of a building
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/001—Safety or protective measures against falling down relating to scaffoldings
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/04—Means for fastening, supporting, or bracing scaffolds on or against building constructions
- E04G5/046—Means for fastening, supporting, or bracing scaffolds on or against building constructions for fastening scaffoldings on walls
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Abstract
The invention provides an assembled steel beam supporting scaffold and a sectional erection construction method thereof. The invention has the beneficial effects that: the stability of the supporting system in the construction process is solved, the supporting system, the design structure and the temporary supporting beam are guaranteed to form a stable system, one-time investment of a man-machine in the construction process is reduced to the maximum degree, turnover of a material tool is increased, resource optimization configuration is achieved, meanwhile, the coke quenching tower is divided into construction sections according to structural characteristics of construction parts for segmented flow construction, construction period is shortened, favorable conditions are provided for installation of the follow-up coke quenching tower, and the purposes of cost reduction and efficiency improvement are achieved.
Description
Technical Field
The invention belongs to the field of smelting coking engineering construction, and particularly relates to an assembled steel beam supporting scaffold and a sectional erection construction method thereof.
Background
The coke quenching tower is a main unit project in a coal coking wet quenching system, generally consists of a reinforced concrete cylinder body structure, an anticorrosive lining and auxiliary components, the height of the coke quenching tower is 60-70 meters, the floor area is small, the construction of the cylinder body concrete template supporting project belongs to a large-risk subsection project (high formwork) exceeding a certain scale, a fastener type full-space supporting frame is erected in a cylinder body by the traditional construction method, and the length from a bottom plate to the top of the coke quenching tower is about 60-70 meters, and the construction method mainly has the following defects:
1. the overstocked material of the scaffold is large and can not be used in a turnover way
Adopt the construction of traditional fastener formula full hall support frame, the construction of quenching tower stack shell is about 6 months, and scaffold material just can demolish after the whole constructions of quenching tower tube structure, can't have enough to meet the need the use, causes the increase of scaffold lease expense, increases construction cost.
2. The inner support system of the coke quenching tower is higher in erection and has potential safety hazard
The height of the coke quenching tower barrel body is 60-70 meters, the floor area is small, the height of the scaffold erected is about 60 meters, 3 cross beam supports are arranged in the coke quenching tower barrel body, the construction of concrete formwork support engineering in the barrel body belongs to a part of project (high formwork) with large danger exceeding a certain scale, the construction period is long, the potential safety hazard is large, and meanwhile, a coking plant corrodes steel pipes seriously, and the safety risk is increased.
3. The construction can not be alternated, and the construction period is influenced
Full hall support frames are erected in the cylinder body, and subsequent projects such as anticorrosive stainless steel lining and pipeline installation cannot be alternated for construction, so that the whole construction period of the coke quenching tower is influenced.
Disclosure of Invention
The invention aims to provide an assembled steel beam supporting scaffold and a sectional erection construction method thereof, and the assembled steel beam supporting scaffold is particularly suitable for sectional erection for construction in a coke quenching tower.
In order to solve the technical problems, the invention adopts the technical scheme that:
an assembled steel beam support scaffold for segmented erection of construction in a quenching tower, comprising:
the scaffold comprises a scaffold main body and section steel arranged in a scaffold main body frame, wherein the scaffold main body comprises an upper plate, a lower plate and two rows of vertical rods used for fixing the upper plate and the lower plate, the two rows of vertical rods are arranged on the periphery of the scaffold main body, and the upper plate and the lower plate are fixedly connected with the vertical rods; and
and the cross beam is used for fixing the section steel, and two ends of the cross beam are connected with the two rows of vertical rods.
Furthermore, the scaffold comprises a pulling mechanism, wherein the pulling mechanism connects the scaffold main body with a wall body through a split bolt.
The scaffold is characterized by further comprising a fixed joint and an embedded part, wherein the embedded part is arranged at the bottom of the scaffold main body, and the fixed joint is used for being matched with the embedded part and connected with the scaffold main body.
Furthermore, shaped steel is H shaped steel, H shaped steel is in scaffold frame inside of main part is equipped with a plurality ofly, and is a plurality of H shaped steel with the crossbeam is connected perpendicularly.
Furthermore, at least one cross beam is arranged inside the frame of the scaffold main body, and at least one cross beam is used for fixing the section steel in the scaffold main body.
Further, the specification size of the H-shaped steel is not less than 294 × 200 × 8 × 12 mm.
A sectional erection construction method is based on the assembled steel beam support scaffold and comprises the following steps:
assembling the section steel among an upper plate, a lower plate and peripheral vertical rods of the scaffold main body, and fixing the section steel through the cross beams;
the scaffold main body, the section steel and the cross beam are assembled together to form a support beam, and the beam spacing of the support beam is adjusted;
installing the embedded part for fixing the support beam;
and the fixed joint is connected with the bottom of the scaffold main body and is used for further reinforcing the support beam.
Further, the method also comprises the following steps:
and the split bolt is connected with the pulling mechanism, and the pulling mechanism is used for preventing the scaffold from shaking.
Further, the construction method for the subsection erection is repeatedly executed in the coke quenching tower from low to high in sequence, and is used for completing the subsection erection of the scaffold in the coke quenching tower.
Further, the section steel is H-shaped steel, the support beam is in a shape like a Chinese character 'jing', the specification size of the H-shaped steel is not less than 294 x 200 x 8 x 12mm, the size of the fixing joint is phi 60, the length is 50mm, and
and a closable wood plate and/or a steel plate are/is laid on the supporting beam and used for preventing objects from falling.
The invention has the advantages and positive effects that: the stability of the supporting system in the construction process is solved, the supporting system, the design structure and the temporary supporting beam are guaranteed to form a stable system, one-time investment of a man-machine in the construction process is reduced to the maximum degree, turnover of a material tool is increased, resource optimization configuration is achieved, meanwhile, the coke quenching tower is divided into construction sections according to structural characteristics of construction parts for segmented flow construction, construction period is shortened, favorable conditions are provided for installation of the follow-up coke quenching tower, and the purposes of cost reduction and efficiency improvement are achieved.
Drawings
Fig. 1 is a schematic view of an assembled steel beam supporting scaffold according to an embodiment of the present invention.
Fig. 2 is a construction drawing of a segment erection construction method according to an embodiment of the present invention.
FIG. 3 is a connection diagram of an embedment member and a fixed joint according to an embodiment of the invention.
In the figure:
1. scaffold main body 2, H-shaped steel 3 and cross beam
4. Drawknot mechanism 5, embedded part 6 and fixed joint
7. Coke quenching tower
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
As shown in fig. 1 to 3, illustrating a structure and a construction method according to an embodiment of the present invention, the embodiment of the present invention relates to an assembled steel girder supporting scaffold and a segmental erection construction method thereof, the scaffold including: scaffold frame main part 1 and install the shaped steel in scaffold frame main part 1, the processing shape of shaped steel mainly is H shaped steel 2, and scaffold frame main part 1 includes upper plate, hypoplastron and the montant of fixed upper plate, hypoplastron, and the montant is installed respectively around the edge of upper plate and hypoplastron, in scaffold frame main part 1's inside, still installs crossbeam 3, and crossbeam 3 is connected with H shaped steel 2 is perpendicular for fixed H shaped steel 2.
According to the assembled steel beam supporting scaffold provided by the embodiment of the invention, the embedded part 5 is arranged on the lower plate of the scaffold main body 1, and the embedded part 5 is matched with the fixed joint 6, so that the bottom of the scaffold main body 1 can be fixed in the quenching tower 7.
According to the further optimized scheme, a pulling mechanism 4 is mounted on a vertical rod of the scaffold main body 1, and the pulling mechanism 4 is matched with a split bolt to fix the scaffold on a wall body in the quenching tower 7; it should be noted that before the scaffold is arranged in sections, the strength of the split bolt and the tie mechanism 4 needs to be checked to ensure the installation stability of the scaffold.
According to the assembled steel beam supporting scaffold provided by the embodiment of the invention, the vertical rods installed as the scaffold main body 1 are installed around the edges of the upper plate and the lower plate, the distance between every two adjacent vertical rods is equal, the vertical rods are connected with the upper plate and the lower plate in a welding mode, the vertical rods are perpendicular to the upper plate and the lower plate, in order to ensure that the upper plate and the lower plate are uniformly loaded and the strength is equal, and the installation quantity is symmetrical when the vertical rods are welded on the edges of the upper plate and the lower plate.
Preferably, the specification size of the H-section steel 2 is not less than 294 × 200 × 8 × 12mm, the H-section steel 2 is installed at the edge of the upper and lower plates of the scaffold body 1, and the length of the H-section steel 2 is selected to be slightly less than the net size in consideration of adjustment and allowance during installation and wall perpendicularity deviation during construction according to the net size of the inner space of the quenching tower 7.
Preferably, install a crossbeam 3 at least on scaffold frame main part 1 for fixed H shaped steel 2, crossbeam 3 passes H shaped steel 2's upper and lower end, and with H shaped steel 2 mutually perpendicular and welding, simultaneously, with the both ends welding of crossbeam 3 on montant all around, montant, H shaped steel 2, crossbeam 3 three constitute scaffold frame simultaneously.
It should be noted that the upper and lower plates forming the scaffolding body 1 are removable to facilitate the erection of the scaffolding inside the quenching tower 7.
The working process of the embodiment:
according to the sectional erection construction method provided by the embodiment of the invention, the assembled steel beam support scaffold comprises the following steps of:
according to the inner diameter of a shear wall in a coke quenching tower 7, assembling section steel between an upper plate, a lower plate and vertical rods on the periphery of a scaffold main body 1, wherein the section steel is H-shaped steel 2 and is fixed through a cross beam 3;
processing the H-shaped steel 2 into a support beam in a shape like a Chinese character 'jing', and adjusting the beam spacing of the support beam;
installing a steel plate embedded part 5 according to the position of the supporting beam for fixing the supporting beam;
the fixed joints 6 at the bottom of the scaffold main body 1 are connected according to the beam spacing of the support beams and are used for further reinforcing the support beams;
the tie mechanism 4 is connected through the split bolts arranged on the wall body, and the tie mechanism 4 is used for preventing the scaffold from shaking.
Preferably, the method further comprises the following steps: the subsection erection construction method is repeatedly executed from low to high in sequence, and is used for completing subsection erection of the scaffold.
Preferably, the specification size of the H-shaped steel 2 is not less than 294X 200X 8X 12mm, and the size of the fixed joint 6 is phi 60 and the length is 50 mm.
Preferably, the support beam is provided with a closable wood and/or steel plate for preventing objects from falling.
According to the supporting scaffold of the assembled steel beam and the sectional erection construction method thereof, the beneficial effects are as follows:
the stability of the supporting system in the construction process is solved, the supporting system, the design structure and the temporary supporting beam are guaranteed to form a stable system, one-time investment of a man-machine in the construction process is reduced to the maximum degree, turnover of a material tool is increased, resource optimization configuration is achieved, meanwhile, the coke quenching tower is divided into construction sections according to structural characteristics of construction parts for segmented flow construction, construction period is shortened, favorable conditions are provided for installation of the follow-up coke quenching tower, and the purposes of cost reduction and efficiency improvement are achieved.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (10)
1. The utility model provides an equipment shaped steel roof beam supports scaffold for the segmentation of construction is set up in the quenching tower, its characterized in that includes:
the scaffold comprises a scaffold main body and section steel arranged in a scaffold main body frame, wherein the scaffold main body comprises an upper plate, a lower plate and two rows of vertical rods used for fixing the upper plate and the lower plate, the two rows of vertical rods are arranged on the periphery of the scaffold main body, and the upper plate and the lower plate are fixedly connected with the vertical rods; and
and the cross beam is used for fixing the section steel, and two ends of the cross beam are connected with the two rows of vertical rods.
2. The assembled steel girder support scaffold according to claim 1, further comprising a hitch mechanism connecting the scaffold body with a wall body by means of a split bolt.
3. The assembled steel girder supporting scaffold according to claim 2, further comprising a fixing joint and an embedded part, wherein the embedded part is provided at a bottom of the scaffold main body, and the fixing joint is used for being coupled with the embedded part and being coupled with the scaffold main body.
4. An assembled steel girder supporting scaffold according to claim 1, wherein the section steel is H-shaped steel, a plurality of the H-shaped steel are provided inside a frame of the scaffold body, and the plurality of the H-shaped steel are vertically connected to the girder.
5. An assembled steel girder support scaffold according to claim 1, wherein at least one of the girders is provided inside the frame of the scaffold body, at least one of the girders being used to fix the section steel in the scaffold body.
6. An assembled steel girder supporting scaffold as claimed in claim 4, wherein the specification size of the H-section is not less than 294 x 200 x 8 x 12 mm.
7. A sectional erection construction method of an assembled steel girder support scaffold according to claim 3, comprising the steps of:
assembling the section steel among an upper plate, a lower plate and peripheral vertical rods of the scaffold main body, and fixing the section steel through the cross beams;
the scaffold main body, the section steel and the cross beam are assembled together to form a support beam, and the beam spacing of the support beam is adjusted;
installing the embedded part for fixing the support beam;
and the fixed joint is connected with the bottom of the scaffold main body and is used for further reinforcing the support beam.
8. The sectional erection construction method of an assembled steel girder support scaffold according to claim 7, further comprising the steps of:
and the split bolt is connected with the pulling mechanism, and the pulling mechanism is used for preventing the scaffold from shaking.
9. The sectional erection construction method of an assembled steel girder supporting scaffold according to claim 7 or 8, wherein the sectional erection construction method of claim 7 or 8 is repeatedly performed in the quenching tower from low to high in order to complete the sectional erection of the scaffold in the quenching tower.
10. The sectional erection construction method of an assembled steel girder supporting scaffold according to claim 7, wherein the section steel is H-shaped steel, the supporting beam is "cross-hatched", the specification size of the H-shaped steel is not less than 294 x 200 x 8 x 12mm, the size of the fixing joint is phi 60, the length is 50mm, and
and a closable wood plate and/or a steel plate are/is laid on the supporting beam and used for preventing objects from falling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110922981.5A CN113482310A (en) | 2021-08-12 | 2021-08-12 | Supporting scaffold of assembled steel beam and construction method for sectional erection of supporting scaffold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110922981.5A CN113482310A (en) | 2021-08-12 | 2021-08-12 | Supporting scaffold of assembled steel beam and construction method for sectional erection of supporting scaffold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113482310A true CN113482310A (en) | 2021-10-08 |
Family
ID=77945021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110922981.5A Pending CN113482310A (en) | 2021-08-12 | 2021-08-12 | Supporting scaffold of assembled steel beam and construction method for sectional erection of supporting scaffold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113482310A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115095118A (en) * | 2022-08-26 | 2022-09-23 | 中化二建集团有限公司 | Method for constructing coke quenching tower by suspended integrally-installed support |
-
2021
- 2021-08-12 CN CN202110922981.5A patent/CN113482310A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115095118A (en) * | 2022-08-26 | 2022-09-23 | 中化二建集团有限公司 | Method for constructing coke quenching tower by suspended integrally-installed support |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113482310A (en) | Supporting scaffold of assembled steel beam and construction method for sectional erection of supporting scaffold | |
| CN113914223A (en) | High-pier arc-shaped upper cross beam light-weight bracket system and mounting method thereof | |
| CN211949510U (en) | Annular cantilever platform construction supporting system | |
| CN109441101B (en) | Construction platform for high-altitude operation concrete circular roof | |
| CN210134357U (en) | Pi-shaped bracket for construction of upper cross beam of H-shaped cable tower | |
| CN211114258U (en) | Cast-in-place wall and building are assembled to exempt from to tear open template integral type | |
| CN215907350U (en) | Assembled steel beam supporting scaffold | |
| CN111648597A (en) | Silo hangs a formula steel truss bracket bearing structure | |
| CN111827119B (en) | Connecting structure of cast-in-situ variable cross-section beam body formwork and construction method thereof | |
| CN212002169U (en) | Shear force wall eminence concrete structure formwork platform of encorbelmenting | |
| CN212771977U (en) | Simple broken line falsework connection structure of cast-in-situ variable-section beam body | |
| CN210828440U (en) | Concrete floor reinforcing structure before expiration of building | |
| CN110952765A (en) | Formwork supporting platform for shear wall high-altitude concrete cantilever structure and assembling method of formwork supporting platform | |
| CN111809851A (en) | Steel pipe triangular truss support system and construction method | |
| CN211079895U (en) | High pier bent cap does not have cast-in-place structure of support | |
| CN211447956U (en) | But reuse's reinforcing bar processing shed structure | |
| CN218759195U (en) | Windproof dust suppression net structure for belt conveyor line of train loading system | |
| CN216640271U (en) | High mound arc entablature light weight volume support system | |
| CN217923121U (en) | Superelevation cable tower entablature support | |
| CN218714867U (en) | Foundation-free assembly jig frame of large-span prestressed arch dry coal shed | |
| CN219011920U (en) | Support system of floor-free template support | |
| CN220450682U (en) | Temporary construction support based on new bridge tie beam | |
| CN215368613U (en) | Shaped steel hangs outrigger external corner construction structures | |
| CN214363501U (en) | Inner supporting structure for reinforcing foundation pit support | |
| CN213061736U (en) | Cast-in-place construction fabricated combined support frame for concrete box girder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |