CN116397835A - Large-width straight running stair and construction method thereof - Google Patents
Large-width straight running stair and construction method thereof Download PDFInfo
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- CN116397835A CN116397835A CN202310540823.2A CN202310540823A CN116397835A CN 116397835 A CN116397835 A CN 116397835A CN 202310540823 A CN202310540823 A CN 202310540823A CN 116397835 A CN116397835 A CN 116397835A
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- 238000010276 construction Methods 0.000 title claims abstract description 19
- 239000002023 wood Substances 0.000 claims description 37
- 230000003014 reinforcing effect Effects 0.000 claims description 22
- 230000008093 supporting effect Effects 0.000 claims description 16
- 229910000831 Steel Inorganic materials 0.000 claims description 13
- 239000010959 steel Substances 0.000 claims description 13
- 125000006850 spacer group Chemical group 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 7
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 7
- 230000002787 reinforcement Effects 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000004880 explosion Methods 0.000 description 7
- 229910000838 Al alloy Inorganic materials 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009172 bursting Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
- E04F11/022—Stairways; Layouts thereof characterised by the supporting structure
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
- E04F11/09—Tread-and-riser units
-
- 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
- E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
- E04G13/06—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for stairs, steps, cornices, balconies, or other parts corbelled out of the wall
- E04G13/062—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for stairs, steps, cornices, balconies, or other parts corbelled out of the wall for stairs or steps
-
- 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
- E04G19/00—Auxiliary treatment of forms, e.g. dismantling; Cleaning devices
-
- 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
-
- 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
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
-
- 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
- E04G21/24—Safety or protective measures preventing damage to building parts or finishing work during construction
- E04G21/246—Safety or protective measures preventing damage to building parts or finishing work during construction specially adapted for curing concrete in situ, e.g. by covering it with protective sheets
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
- E04F2011/0203—Miscellaneous features of stairways not otherwise provided for
- E04F2011/0205—Stairways characterised by the use of specific materials for the supporting structure of the treads
- E04F2011/021—Stairways characterised by the use of specific materials for the supporting structure of the treads mainly of stone or stone like materials, e.g. concrete; mainly of glass
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The invention relates to the field of civil engineering, and discloses a large-width straight running stair and a construction method thereof. The beneficial effects of the invention are as follows: the stability of stair template installation reinforcement has effectively been improved, has avoided producing when pouring concrete and has exploded the mould to the face of marking time when having avoided pouring concrete produces the flash and influences the concrete outward appearance impression quality, effectively prevents simultaneously that the snakelike phenomenon from appearing when playing the face pouring concrete.
Description
Technical Field
The invention relates to the field of civil engineering, in particular to a large-width straight running stair and a construction method thereof.
Background
The width of the large-width straight running stairs in the prior art can reach more than 4 meters generally, and the existing construction technology for preventing the side surfaces of the stairs from bursting is to fasten the side surface templates at two sides of the stairs by adopting split bolts; the conventional construction technology for preventing slurry overflow when pouring concrete on the tread surface of the stair with the standard layer structure adopts an aluminum alloy plate for sealing, and the aluminum alloy plate is generally used for the stair with the standard layer structure; the existing construction technology for preventing the snaking phenomenon on the skirting surface of the stair is to install a wood balk on the side surface of a skirting surface template, and the top of the stair is reinforced by a reinforcing plate for firmly fixing the wood balk. However, the prior art has a plurality of problems that firstly, the side face explosion prevention die of the stair adopts a split bolt for reinforcement, the split bolt length is limited along with the wider width, the length requirement can be met by a plurality of welding, the longer the split bolt length is, the rigidity is insufficient, the explosion is easy to generate, the welding and material cost is increased, the construction difficulty is high, and the appearance quality and the later decoration are influenced; then, when the concrete is poured on the stair tread surface, the anti-overflow slurry is sealed by adopting an aluminum alloy plate, the aluminum alloy plate is generally used for multi-layer standard stairs, the large-width stairs are generally only one to two layers, the engineering quantity is small, and the construction cost is increased by adopting an aluminum alloy template; furthermore, the stair tread prevents that the snaking phenomenon from appearing and is in the side-mounting wood of tread template, and the top is consolidated with the firm wood of gusset plate (template), produces the biggest power in the lower part of tread because pouring concrete, and only the firm wood of gusset plate is adopted at the top when the tread is consolidated, and the lower part does not have any reinforcement in the middle of the large width stair, leads to the production snaking phenomenon in the lower part of tread when pouring concrete, influences appearance quality and later stage fitment. Therefore, a new large-width straight running stair and a construction method thereof are needed to solve the above problems.
Disclosure of Invention
The purpose of the application is to provide a large-width straight running stair and a construction method thereof so as to improve the quality of the stair.
The purpose of the application is realized through the following technical scheme:
the large-width straight running stair comprises a first running stair, a first beam, a middle rest platform, a second beam, a second running stair, a third beam, a floor slab and a fourth beam which are sequentially connected in the horizontal direction, wherein a first column is arranged below the first beam and the second beam, a second column is arranged below the fourth beam, and the bottoms of the first beam, the second beam, the third beam and the fourth beam are respectively provided with a step-by-step structure;
the first stair-running slope upwards extends and is provided with multi-stage steps, the middle rest platform is horizontally arranged, the second stair-running slope upwards extends and is provided with multi-stage steps, and the floor slab is horizontally arranged.
In some embodiments of the present application, the fourth beam is horizontally threaded with a first pair of tie bolts.
In some embodiments of the present application, the second stair run is at a same inclination angle as the first stair run.
The construction method of the large-width straight running stair comprises the following steps:
installing a first column template, erecting a middle rest platform supporting system, installing a middle rest platform template, erecting a first stair running supporting system, installing a first stair running template, installing a second column template, erecting a floor supporting system, installing a floor template, erecting a second stair running supporting system, installing a second stair running template, installing stair side templates, installing stair reinforcing steel bars, installing a kicking plate, installing a step plate, installing a reinforcing rod, fastening stair side templates step by step, pouring concrete, and removing a mold for maintenance;
the number of the reinforcing rods is multiple, the reinforcing rods are arranged on the tread plate and parallel to the tread plate, the reinforcing rods are sequentially arranged on the connecting rods through first fasteners, and the connecting rods are arranged along the extending direction of the first stair running and the extending direction of the second stair running.
In some embodiments of the present application, the intermediate rest platform support system, the first stair run support system, the floor support system, and the second stair run support system are all steel pipe scaffold structures.
In some embodiments of the present application, the steel pipe scaffold includes horizontal pole, pole setting, first wood purlin, second fastener, first jacking and second jacking, the horizontal pole with the pole setting alternately sets up, the second fastener install in the horizontal pole with the junction of pole setting, first wood purlin is located middle rest platform with the below of floor, the second wood purlin is located first run the stair with the below of second run the stair, first jacking butt in the lower part of first wood purlin is located the top of pole setting, second jacking butt in the lower part of second wood purlin is located the top of pole setting.
In some embodiments of the present application, the steel pipe scaffold further comprises a spacer block, the spacer block is disposed at the bottom of the vertical rod, and the cross-sectional area of the spacer block is greater than the cross-sectional area of the vertical rod.
In some embodiments of the present application, the method further comprises the steps of:
and installing a second split bolt, and installing the second split bolt between the connecting rod and the second wood beam.
In some embodiments of the present application, the first fastener is a rotational fastener and the second fastener is a right angle fastener.
In some embodiments of the present application, the connecting rod is a Φ48×3mm steel tube.
Compared with the traditional scheme, the large-width straight running stair and the construction method thereof have the advantages that the longer the length of the split bolts is adopted for reinforcing the stair side templates, the rigidity is insufficient, and the problem of die explosion is easy to generate; according to the problem of preventing the overflow of the concrete poured on the stair tread surface, the tread surface is prevented from generating overflow when the concrete is poured by installing the tread plate on the stair tread surface, so that the appearance quality of the concrete is prevented from being influenced; the snaking phenomenon occurs to the stair tread, and the reinforced rods are arranged on the stair tread to effectively prevent the snaking phenomenon from occurring when concrete is poured on the tread.
Drawings
FIG. 1 is a schematic view of the overall structure of the large width straight running stair of the present application;
FIG. 2 is a side cross-sectional view of the large width straight run stair of the present application;
fig. 3 is an enlarged view of a portion a in fig. 2;
fig. 4 is an enlarged view of a portion B in fig. 2;
FIG. 5 is a schematic view of a construction structure of the large width straight running stair of the present application;
fig. 6 is an enlarged view of a portion C in fig. 5;
fig. 7 is an enlarged view of the portion D in fig. 5.
In the figure, 1, a first stair run; 2. a first beam; 3. a middle rest platform; 4. a second beam; 5. a second stair run; 6. a third beam; 7. a floor slab; 8. a fourth beam; 9. a first column; 10. a second column; 11. tightening step by step; 12. a first split bolt; 13. a step plate; 14. a tread plate; 15. a reinforcing rod; 16. a connecting rod; 17. a first fastener; 18. a cross bar; 19. a vertical rod; 20. a first wood beam; 21. a second wood beam; 22. a second fastener; 23. a first jacking; 24. a second jacking; 25. a cushion block; 26. and a second split bolt.
Detailed Description
The following describes in further detail the embodiments of the present invention with reference to the drawings and examples. The following examples are illustrative of the invention and are not intended to limit the scope of the invention.
In the description of the present application, it should be understood that the terms "upper," "lower," "top," "bottom," "inner," "outer," and the like as used herein indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
As shown in fig. 1-4, a first aspect of an embodiment of the present application proposes a large-width straight running stair, including a first running stair 1, a first beam 2, a middle rest platform 3, a second beam 4, a second running stair 5, a third beam 6, a floor slab 7 and a fourth beam 8, which are sequentially connected along a horizontal direction, wherein a first column 9 is arranged below the first beam 2 and the second beam 4, a second column 10 is arranged below the fourth beam 8, and step-by-step tightens 11 are arranged at bottoms of the first beam 2, the second beam 4, the third beam 6 and the fourth beam 8; the first stair running 1 extends obliquely upwards and is provided with a plurality of steps, the middle rest platform 3 is horizontally arranged, the second stair running 5 extends obliquely upwards and is provided with a plurality of steps, and the floor slab 7 is horizontally arranged.
Based on above-mentioned technical scheme, the large width straight running stair of this application, roof beam part adopts the fixed mode of step by step 11, stable in structure.
In some embodiments of the present application, as shown in fig. 2 and 4, the fourth beam 8 is horizontally provided with a first pair of bolts 12. The first split bolt 12 can effectively improve the strength of the fourth beam 8.
In some embodiments of the present application, as shown in fig. 2, the second stair run 5 is consistent with the inclination angle of the first stair run 1. The first stair running 1 and the second stair running 5 have the same gradient, so that people can feel the same in both upper and lower stairs, great change is avoided, and the use experience is improved.
As shown in fig. 1-7, a second aspect of an embodiment of the present application provides a construction method for a large-width straight running stair, including the following steps: installing a first column 9 template, erecting a middle rest platform 3 supporting system, installing a middle rest platform 3 template, erecting a first stair 1 supporting system, installing a first stair 1 template, installing a second column 10 template, erecting a floor 7 supporting system, installing a floor 7 template, erecting a second stair 5 supporting system, installing a second stair 5 template, installing stair two side templates, installing stair reinforcing steel bars, installing a kicking plate 13, installing a step plate 14, installing a reinforcing rod 15 and a connecting rod 16 to fasten, fastening 11 stair side templates step by step, pouring concrete, and removing a mold for maintenance; the number of the reinforcing rods 15 is a plurality, the reinforcing rods 15 are arranged on the tread plates 14 and are parallel to the tread plates 13, the reinforcing rods 15 are sequentially arranged on the connecting rods 16 through first fasteners 17, and the connecting rods 16 are arranged along the extending direction of the first stair running 1 and the second stair running 5.
Based on the technical characteristics, compared with the traditional scheme, the large-width straight running stair construction method has the advantages that the longer the length of the split bolts is adopted for reinforcing the stair side templates, the rigidity is insufficient, the problem of die explosion is easy to occur, the side templates are reinforced by the reinforcing mode that 11 firm wood beams are used for fastening the stair bottom templates step by step and 11 firm wood beams are used for fastening the top of the stair bottom templates step by step on the basis of the reinforcing plates, the stability of the installation and the reinforcement of the stair side templates is effectively improved, and die explosion of the side surfaces during concrete pouring is avoided; according to the problem of preventing the overflow of the concrete poured on the stair tread, the tread is prevented from generating the overflow when the concrete is poured by installing the tread plate 14 on the stair tread, so that the appearance quality of the concrete is prevented from being influenced; the snaking phenomenon occurs to the stair tread, and the reinforced rods 15 are arranged on the stair tread to effectively prevent the snaking phenomenon from occurring when concrete is poured on the tread.
In some embodiments of the present application, as shown in fig. 5-7, the intermediate rest platform 3 support system, the first stair run 1 support system, the floor 7 support system, and the second stair run 5 support system are all steel pipe scaffold structures. The steel pipe scaffold has stable structure and good supporting effect, and can well assist in completing the template installation work.
Specifically, as shown in fig. 5-7, the steel pipe scaffold includes a cross bar 18, a vertical rod 19, a first wood column 20, a second wood column 21, a second fastener 22, a first jacking 23 and a second jacking 24, where the cross bar 18 is disposed across the vertical rod 19, the second fastener 22 is mounted at a junction of the cross bar 18 and the vertical rod 19, the first wood column 20 is disposed below the middle rest platform 3 and the floor slab 7, the second wood column 21 is disposed below the first running stair 1 and the second running stair 5, the first jacking 23 is abutted to a lower portion of the first wood column 20 and is located at a top of the vertical rod 19, and the second jacking 24 is abutted to a lower portion of the second wood column 21 and is located at a top of the vertical rod 19. The cross bar 18 and the upright pole 19 are in a plurality of crossed structures, so that an integral supporting system is formed, the first wood balk 20 and the second wood balk 21 are placed above the upright pole 19 and serve as connecting structures between the template and the upright pole 19, the second fastener 22 can be flexibly arranged, the cross bar 18 and the upright pole 19 are flexibly installed together, the first jacking 23 is set as an adjustable jacking, the supporting position of the first wood balk 20 is flexibly selected, the second jacking 24 is set as a small jacking, and the supporting stability of the second wood balk is ensured because the second wood balk is arranged below the inclined second wood balk 21.
More specifically, as shown in fig. 5 to 7, the steel pipe scaffold further comprises a spacer 25, the spacer 25 is disposed at the bottom of the upright 19, and the cross-sectional area of the spacer 25 is larger than the cross-sectional area of the upright 19. The spacer 25 prevents the pole 19 from damaging the concrete floor.
More specifically, as shown in fig. 5-7, the method further comprises the following steps: a second split bolt 26 is installed, and a second split bolt 26 is installed between the connecting bar 16 and the second wood beam 21. The second split bolt 26 fastens the connecting rod 16 and the second wood beam 21 together, thereby achieving the purpose of controlling the installation and reinforcement firmness of the skirting surface and the stepping surface. It should be noted that, the second split bolt 26 needs to be inserted through the outer side of the position by using a PVC sleeve.
More specifically, as shown in fig. 5-7, the first fastening member 17 is a rotational fastening member and the second fastening member 22 is a right angle fastening member. Since the connection angle between the connecting rod 16 and the reinforcing rod 15 in the first fastening member 17 is determined according to the angle of the stair running, a rotating fastening member is required to improve the installation flexibility; while the cross bar 18 and the upright 19 of the second fastening member 22 are preferably supported in a vertical arrangement, the second fastening member 22 is preferably a right angle fastening member to improve installation stability.
In some embodiments of the present application, as shown in FIGS. 5-7, the connecting rod 16 is a phi 48 x 3mm steel tube.
In summary, compared with the traditional scheme, the large-width straight running stair and the construction method thereof have the advantages that the longer the length of the split bolts is adopted for reinforcing the stair side templates, the rigidity is insufficient, and the problem of die explosion is easy to occur, and the side templates are reinforced by the reinforcing mode that the stair bottom templates are fastened by steps 11 to firmly purlin and the top of the stair bottom templates are fastened by steps 11 to firmly purlin on the basis of the reinforcing plates, so that the stability of the stair template installation and reinforcement is effectively improved, and die explosion is avoided when concrete is poured; according to the problem of preventing the overflow of the concrete poured on the stair tread, the tread is prevented from generating the overflow when the concrete is poured by installing the tread plate 14 on the stair tread, so that the appearance quality of the concrete is prevented from being influenced; the snaking phenomenon occurs to the stair tread, and the reinforced rods 15 are arranged on the stair tread to effectively prevent the snaking phenomenon from occurring when concrete is poured on the tread.
The foregoing is merely a preferred embodiment of the present application and it should be noted that modifications and substitutions will now occur to those skilled in the art without departing from the technical principles of the present application, and these modifications and substitutions should also be considered to be within the scope of the present application.
Claims (10)
1. The large-width straight running stair is characterized by comprising a first running stair, a first beam, a middle rest platform, a second beam, a second running stair, a third beam, a floor slab and a fourth beam which are sequentially connected in the horizontal direction, wherein a first column is arranged below the first beam and the second beam, a second column is arranged below the fourth beam, and the bottoms of the first beam, the second beam, the third beam and the fourth beam are all provided with a step-by-step tightening structure;
the first stair-running slope upwards extends and is provided with multi-stage steps, the middle rest platform is horizontally arranged, the second stair-running slope upwards extends and is provided with multi-stage steps, and the floor slab is horizontally arranged.
2. The large width straight running stair of claim 1 wherein the fourth beam is horizontally threaded with a first pair of tie bolts.
3. The large width straight running stair of claim 1, wherein the second running stair is inclined at an angle consistent with the first running stair.
4. A method of constructing a large width straight run stair according to claim 1, comprising the steps of:
installing a first column template, erecting a middle rest platform supporting system, installing a middle rest platform template, erecting a first stair running supporting system, installing a first stair running template, installing a second column template, erecting a floor supporting system, installing a floor template, erecting a second stair running supporting system, installing a second stair running template, installing stair two side templates, installing stair reinforcing steel bars, installing a kicking plate, installing a step plate, installing a reinforcing rod and a connecting rod for fastening, fastening stair side templates step by step, pouring concrete, and removing a mold for maintenance;
the number of the reinforcing rods is multiple, the reinforcing rods are arranged on the tread plate and parallel to the tread plate, the reinforcing rods are sequentially arranged on the connecting rods through first fasteners, and the connecting rods are arranged along the extending direction of the first stair running and the extending direction of the second stair running.
5. The method of claim 4, wherein the intermediate rest platform support system, the first stair run support system, the floor support system, and the second stair run support system are all steel pipe scaffold structures.
6. The method according to claim 5, wherein the steel pipe scaffold comprises a cross bar, a vertical rod, a first wood column, a second fastener, a first jacking and a second jacking, wherein the cross bar is arranged to cross the vertical rod, the second fastener is arranged at the joint of the cross bar and the vertical rod, the first wood column is arranged below the middle rest platform and the floor slab, the second wood column is arranged below the first wood column and the second wood column, the first jacking is abutted to the lower part of the first wood column and is positioned at the top of the vertical rod, and the second jacking is abutted to the lower part of the second wood column and is positioned at the top of the vertical rod.
7. The method of claim 6, wherein the steel pipe scaffold further comprises a spacer block, the spacer block is disposed at the bottom of the upright, and the cross-sectional area of the spacer block is greater than the cross-sectional area of the upright.
8. The construction method of the large-width straight running stair according to claim 7, further comprising the steps of:
and installing a second split bolt, and installing the second split bolt between the connecting rod and the second wood beam.
9. The method of claim 6, wherein the first fastener is a swivel fastener and the second fastener is a right angle fastener.
10. The construction method of the large-width straight running stair according to claim 4, wherein the connecting rod is a steel pipe with phi 48 multiplied by 3 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310540823.2A CN116397835A (en) | 2023-05-12 | 2023-05-12 | Large-width straight running stair and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310540823.2A CN116397835A (en) | 2023-05-12 | 2023-05-12 | Large-width straight running stair and construction method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116397835A true CN116397835A (en) | 2023-07-07 |
Family
ID=87018150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310540823.2A Pending CN116397835A (en) | 2023-05-12 | 2023-05-12 | Large-width straight running stair and construction method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116397835A (en) |
-
2023
- 2023-05-12 CN CN202310540823.2A patent/CN116397835A/en active Pending
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