CN110552494A - Triangular overhanging scaffold base and two combined bases thereof - Google Patents
Triangular overhanging scaffold base and two combined bases thereof Download PDFInfo
- Publication number
- CN110552494A CN110552494A CN201910196025.6A CN201910196025A CN110552494A CN 110552494 A CN110552494 A CN 110552494A CN 201910196025 A CN201910196025 A CN 201910196025A CN 110552494 A CN110552494 A CN 110552494A
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- China
- Prior art keywords
- rod
- base
- triangular
- vertical
- overhanging scaffold
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- 229910000831 Steel Inorganic materials 0.000 claims 34
- 239000010959 steel Substances 0.000 claims 34
- 238000003466 welding Methods 0.000 claims 5
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
- E04G3/20—Scaffolds essentially supported by building constructions, e.g. adjustable in height supported by walls
-
- 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
-
- 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
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a triangular overhanging scaffold base and two combined bases thereof. The triangular overhanging scaffold base and the vertical supporting rods matched with the triangular overhanging scaffold base in vertical size form a first combined base which is fixed at the position of the structural beam, wherein the vertical supporting rods are used as vertical supports of the triangular overhanging scaffold base. The triangular overhanging scaffold base and the truss support matched with the triangular overhanging scaffold base in the vertical dimension form a combined base II, a protruding structural plate is fixed at a floor in the vertical direction or a structural shear wall part which is recessed relative to the main outer vertical surface of the structure in the horizontal direction, and the truss support is used as a lengthening part of the triangular overhanging scaffold base and is used for lengthening the supporting length of the overhanging scaffold. According to the triangular overhanging scaffold and the two combined bases thereof, a user can select an applicable combination mode according to different parts of the structure.
Description
Technical Field
The invention relates to a building construction device, in particular to a triangular overhanging scaffold base and two combined bases thereof.
Background
The overhanging scaffold is a scaffold form which is widely applied in the construction of high-rise structures. Overhanging i-steel is usually chosen as the support system of overhanging scaffolding. The cantilever I-shaped steel is adopted, the anchoring end is arranged in the middle of the floor slab, and no negative rib is arranged in the middle of the floor slab when the floor slab adopts a separated reinforcement arrangement, so that the stress of the floor slab is very unfavorable; especially, at the position of stairs and elevator shafts, no floor slab can not meet the anchoring requirement of I-steel, the arrangement is limited, or the ultra-long I-steel is needed to cross the hole at the position of the stairs and elevator shafts and be anchored on the adjacent floor slab, the steel consumption is large, and the economic benefit is poor.
Disclosure of Invention
In view of the above problems, the present invention provides a triangular overhanging scaffold base and two kinds of combined bases thereof, wherein the support system mainly adopts a truss structure and is fixed at a shear wall or a structural beam, so as to achieve the purpose of fixing the overhanging scaffold support system without depending on a floor slab.
The invention adopts the following technical scheme to realize the purpose:
The utility model provides a triangle-shaped scaffold frame base of encorbelmenting, includes horizontal support pole, vertical connecting rod, diagonal brace, horizontal support pole, vertical connecting rod, diagonal brace pass through welded connection and form triangle-shaped base for support upper portion scaffold frame of encorbelmenting.
Further, the left end of the horizontal support rod and the upper left end of the vertical connecting rod are connected with the channel steel connecting piece in a welded mode, the channel steel connecting piece is placed transversely, the groove faces the triangular cantilever scaffold base, two wall penetrating bolt connecting holes are formed in the web plate, the middle of the lower flange plate is provided with a notch, and the size of the notch is matched with the specification of the vertical connecting rod.
Furthermore, the left lower end of the vertical connecting rod is in alignment welding connection with the center of the liner steel plate, the liner steel plate is square, and the thickness of the liner steel plate is equal to that of a web plate of the channel steel connecting piece.
Furthermore, the horizontal support rod, the vertical connecting rod and the diagonal support rod are made of square steel tubes.
Furthermore, an equilateral triangle steel plate is welded on the inner side of the joint of the horizontal supporting rod and the vertical connecting rod to strengthen the joint connection of the horizontal supporting rod and the vertical connecting rod.
Furthermore, two slidable bases are sleeved on the horizontal support rod, the slidable bases are square steel pipes, and short steel bars are welded on the upper portions of the slidable bases to fix the positions of the two rows of steel pipe columns of the upper scaffold.
Furthermore, a preformed hole is formed in the right end of the horizontal support rod and used for assisting in fixing the upper oblique-pulling safety rope.
furthermore, the triangular overhanging scaffold base respectively penetrates through a wall-through bolt hole formed in the channel steel connecting piece and a structural wall body through two bolts, steel gaskets are additionally arranged at two ends of the triangular overhanging scaffold base, and the triangular overhanging scaffold base is fastened at the common shear wall part of the main structure by screwing nuts.
A first combined base with the triangular overhanging scaffold base is characterized by comprising 1 triangular overhanging scaffold base and a supporting vertical rod matched with the triangular overhanging scaffold base, wherein the supporting vertical rod is a square steel pipe, the length of the supporting vertical rod is matched with the vertical size of the triangular overhanging scaffold base, the upper part of the supporting vertical rod is welded with 4 short channel steel connecting pieces, the 4 short channel steel connecting pieces are symmetrically welded on two sides of the supporting vertical rod in pairs, a bolt connecting hole is respectively arranged on a web plate, the two symmetrical short channel steel connecting pieces on the upper part are aligned and welded with one edge of the supporting vertical rod, the upper flange of the two symmetrical short channel steel connecting pieces on the lower part are tightly attached to the lower flange of the two symmetrical short channel steel connecting pieces on the upper part, the notches are opposite, the other edge of the supporting vertical rod is aligned and welded, and the upper and lower short channel steel form an inverse S-shaped connecting plate, the supporting vertical rods are bolted with the triangular overhanging scaffold base through the channel steel connecting plates on the upper portions, and are bolted with the structural beam through the channel steel connecting pieces on the lower portions, so that the triangular overhanging scaffold base and a combined base formed by the supporting vertical rods are fastened at the position of the structural main beam.
A combined base II with the triangular overhanging scaffold base is characterized by comprising 1 triangular overhanging scaffold base and a truss support matched with the triangular overhanging scaffold base, wherein the truss support is formed by welding 5 square steel tubes including an upper horizontal rod, a lower horizontal rod, a left vertical rod, a right vertical rod and an oblique rod, the height of the truss support is matched with the vertical size of the triangular overhanging scaffold base, the left end of the upper horizontal rod and the left upper end of the left vertical rod are welded and connected with a channel steel connecting piece, the channel steel connecting piece is transversely placed, a groove faces the truss support, a web plate is provided with two bolt connecting holes, a notch is formed in the middle of a lower flange plate, the size of the notch is matched with the size of the left vertical rod, the right end of the upper horizontal rod and the right upper end of the right vertical rod are welded and connected with the channel steel connecting piece, the channel steel connecting piece is transversely placed, offer two bolted connection holes on the web, the notch is offered at bottom flange board middle part, and the notch size matches right montant specification, the left and right both ends of lower horizon bar are all adjusted welded connection well with liner steel sheet center, the liner steel sheet is the square, and thickness is the same left and right both ends channel-section steel connecting piece web thickness of upper horizon bar respectively. The truss support is bolted with the triangular overhanging scaffold base through the channel steel connecting piece at one end of the upper horizontal rod of the truss support, and is bolted with the structural shear wall through the channel steel connecting piece at the other end of the upper horizontal rod of the truss support, so that a combined base II formed by the triangular overhanging scaffold base and the truss support is fastened at the position of the structural shear wall, and the structural shear wall is provided with a convex structural slab at a floor in the vertical direction or is recessed relative to the main facade of the structure in the horizontal direction.
Adopt above-mentioned technical scheme to have following advantage and effect:
The triangular overhanging scaffold base and the two combined bases thereof adopt truss structures and are fixed at the positions of a shear wall or a structural beam, different parts adopt different combined base forms, the defect that the traditional overhanging I-steel must be fixed on a floor slab is overcome, and the triangular overhanging scaffold base has the characteristics of flexible plane arrangement, assembly type assembling, high installation speed, high safety and the like.
The invention is further described with reference to the following figures and detailed description.
Drawings
FIG. 1 is a schematic structural view of a triangular overhanging scaffold base
FIG. 2 is a schematic cross-sectional view of a triangular overhanging scaffold base
FIG. 3 is a schematic view of the triangular overhanging scaffold base fixed on the shear wall
FIG. 4 is a three-dimensional schematic view of a triangular overhanging scaffold base fixed on a shear wall
FIG. 5 is a schematic view of the front and side elevation of a vertical support post assembled with a triangular overhanging scaffold base
FIG. 6 is a schematic view of a triangular overhanging scaffold base and a combined base formed by a vertical support rod fixed on a structural beam
FIG. 7 is a schematic view of the front and side elevations of a truss support combined with a triangular overhanging scaffold base
FIG. 8 is a schematic view of a shear wall portion where a combined base formed by a triangular overhanging scaffold base and a truss support is fixed at a floor with a projected structural slab
FIG. 9 is a schematic view of a triangular cantilever scaffold base and a truss support forming a combined base fixed to a recessed shear wall portion relative to a main facade of a structure
In the figure: 1-horizontal support bar, 2-vertical connecting bar, 3-diagonal support bar, 4-channel steel connecting piece, 5-triangular steel plate, 6-lining steel plate, 7-slidable base, 8-wall bolt, 9-nut, 10-structural floor slab, 11-scaffold upright post, 12-shear wall, 13-support vertical bar, 14, 15-channel steel connecting piece, 16-structural beam, 17-upper horizontal bar, 18-lower horizontal bar, 19-left vertical bar, 20-right vertical bar, 21-diagonal bar, 22, 23-channel steel connecting piece, 24-concave shear wall or shear wall with convex plate at floor, 25-convex structural plate, 26-main outer vertical face sideline of structure.
Detailed Description
The present invention will be further described with reference to the following embodiments. The drawings are for illustrative purposes only and show schematic drawings rather than actual drawings.
As shown in fig. 1, a triangular overhanging scaffold base comprises a horizontal support rod (1), a vertical connecting rod (2), an inclined support rod (3), a channel steel connecting piece (4), a triangular steel plate (5), a liner steel plate (6) and a slidable base (7). Wherein, 70 x 5mm square steel tubes can be selected for use in horizontal support pole (1), 60 x 5mm square steel tubes can be selected for use in vertical connecting rod (2) and diagonal brace (3), [14a channel-section steel can be selected for use in channel-section steel connecting piece (4), [ 100 a channel-section steel ] can be selected for use in triangular steel plate (5), 100 x 10mm steel sheet can be selected for use in liner steel plate (6), 80 x 5mm square steel tubes can be selected for use in slidable base (7).
As shown in the figure 1-2, two symmetrical bolt connecting holes (4-1) are arranged in a web plate of a channel steel connecting piece (4) and are used for integrally fixing the base of the triangular overhanging scaffold. The middle part of the lower flange of the channel steel connecting piece (4) is reserved with a welding notch matched with the vertical connecting rod (2), so that the vertical connecting rod (2) can conveniently penetrate through the lower flange plate. The horizontal support rod (1) and the vertical connecting rod (2) are connected with the channel steel connecting piece (4) in a welding mode.
As shown in fig. 3-4, by presetting PVC preformed holes in the shear wall, wall-through bolts (8) pass through bolt connecting holes (4-1) on a web plate of a channel steel connecting piece (4), pass through the shear wall body (12), and are fastened through double nuts (9), so that the whole triangular cantilever scaffold base is fixed at the position of the shear wall.
As shown in fig. 5, the vertical support rod matched with the vertical height of the triangular overhanging scaffold base comprises a support vertical rod (13), 2 short channel steel connecting pieces (14) at the upper part and 2 short channel steel connecting pieces (15) at the lower part. Wherein, the supporting vertical rod (13) can be a square steel pipe with the size of 100 multiplied by 5mm, and the channel steel connecting pieces (14 and 15) can be channel steel with the size of [14a ].
As shown in fig. 5-6, the supporting vertical bar (13) is bolted with the triangular overhanging scaffold base through the upper channel steel connecting plate (14) to form a first combined base, and is bolted with the structural beam through the lower channel steel connecting piece (15) to fasten the first combined base formed by the triangular overhanging scaffold base and the supporting vertical bar to the structural girder part.
As shown in fig. 7, the truss support whose height matches with the vertical dimension of the triangular overhanging scaffold base comprises an upper horizontal rod (17), a lower horizontal rod (18), a left vertical rod (19), a right vertical rod (20) and an oblique rod (21). The square spacer steel plate welded with the centers of the left end and the right end of the lower horizontal rod (18) can be a triangular steel plate (22-2) with the diameter of 100 multiplied by 8.5mm and a triangular steel plate (23-2) with the diameter of 100 multiplied by 8.5mm respectively -2) with the thickness equal to the web thickness of the left and right channel steel connectors (22-1 and 23-1).
As shown in fig. 7-9, the truss support is bolted with the triangular overhanging scaffold base through the channel steel connecting piece (23) at the right end of the upper horizontal rod (17) to form a second combined base, the channel steel connecting piece (22) at the left end of the upper horizontal rod is bolted with the structural shear wall (24), the second combined base formed by the triangular overhanging scaffold base and the truss support is fastened at the position of the structural shear wall (24), and the second combined base is suitable for a structural plate (25) protruding from a floor in the vertical direction or a structural shear wall (24) recessed in the horizontal direction relative to a main facade (26) of the structure.
The above description is only an embodiment of the present invention, but the technical features of the present invention are not limited thereto, and any changes or modifications within the technical field of the present invention by those skilled in the art are covered by the claims of the present invention.
Claims (10)
1. The utility model provides a triangle-shaped scaffold base that encorbelments which characterized in that: the cantilever scaffold comprises a horizontal supporting rod (1), a vertical connecting rod (2) and an inclined supporting rod (3), wherein the horizontal supporting rod (1), the vertical connecting rod (2) and the inclined supporting rod (3) are connected through welding to form a triangular base for supporting an upper cantilever scaffold.
2. A triangular overhanging scaffold base as claimed in claim 1 wherein: the left end of horizontal support pole (1) and the upper left end and the channel-section steel connecting piece (4) welded connection of vertical connecting rod (2), channel-section steel connecting piece (4) are transversely placed, and the recess is towards triangle-shaped scaffold frame base of encorbelmenting, sets up two wall bolt connecting holes (4-1) on the web, and the notch is seted up at bottom flange board middle part, and the notch size matches vertical connecting rod (2) specification.
3. A triangular overhanging scaffold base as claimed in claim 2 wherein: the left lower end of the vertical connecting rod (2) is in alignment welding connection with the center of the lining steel plate (6), the lining steel plate (6) is square, and the thickness of the lining steel plate is equal to that of a web plate of the channel steel connecting piece (4).
4. The triangular overhanging scaffold base according to claim 1, wherein the horizontal support rods (1), the vertical connecting rods (2) and the diagonal support rods (3) are square steel tubes.
5. A triangular overhanging scaffold base as claimed in claim 1 wherein: the node joint of horizontal support pole (1) and vertical connecting rod (2) inboard welding equilateral triangle steel sheet (5) for strengthen the nodal connection of horizontal support pole (1) and vertical connecting rod (2).
6. The triangular overhanging scaffold base according to claim 1, wherein the horizontal support bar (1) is sleeved with two slidable bases (7), the slidable bases (7) are square steel tubes, and short steel bars are welded on the upper portion of the slidable bases to fix the positions of two rows of steel tube columns of the upper scaffold.
7. The triangular overhanging scaffold base according to claim 1, wherein the right end of the horizontal support rod (1) is provided with a preformed hole (1-1) for assisting in fixing the upper inclined pulling safety rope.
8. The triangular overhanging scaffold base according to claim 3, wherein two bolts (8) are respectively passed through a wall-through bolt connecting hole (4-1) formed in the channel steel connecting piece (4) and the structural wall (12), and steel gaskets are additionally arranged at two ends and screwed by nuts (9) to fasten the base to the common shear wall part of the main structure.
9. A first combined base with the triangular overhanging scaffold base of claim 3, which comprises 1 triangular overhanging scaffold base and a supporting vertical rod (13) matched with the triangular overhanging scaffold base, wherein the supporting vertical rod (13) is a square steel pipe, the length of the supporting vertical rod is matched with the vertical dimension of the triangular overhanging scaffold base, the upper part of the supporting vertical rod (13) is welded with 4 short channel steel connecting pieces (14 and 15), the 4 short channel steel connecting pieces (14 and 15) are symmetrically welded on two sides of the supporting vertical rod (13), a bolt connecting hole (14-1 and 15-1) is respectively arranged on a web plate, the two symmetrical short channel steel connecting pieces (14) on the upper part are aligned and welded with one edge of the supporting vertical rod (13), the upper wing edges of the two symmetrical short channel steel connecting pieces (15) on the lower part are tightly attached to the lower wing edges of the two symmetrical short channel steel connecting pieces (14) on the upper part, the notches are opposite to each other and are aligned and welded with the other edge of the supporting vertical rod (13), the upper short channel steel and the lower short channel steel form an inverse S-shaped connecting plate, the supporting vertical rod (13) is bolted with the triangular cantilever scaffold base through the channel steel connecting plate (14) on the upper portion, and is bolted with the structural beam (16) through the channel steel connecting piece (15) on the lower portion, so that the triangular cantilever scaffold base and the combined base formed by the supporting vertical rod are fastened on the structural beam.
10. The combined base II with the triangular overhanging scaffold base in claim 3 is characterized by comprising 1 triangular overhanging scaffold base and a truss support matched with the triangular overhanging scaffold base, wherein the truss support is formed by welding 5 square steel tubes including an upper horizontal rod (17), a lower horizontal rod (18), a left vertical rod (19), a right vertical rod (20) and an inclined rod (21), the height of the truss support is matched with the vertical size of the triangular overhanging scaffold base, the left upper end of the upper horizontal rod (17) and the left upper end of the left vertical rod (19) are welded and connected with a channel steel connecting piece (22), the channel steel connecting piece (22) is transversely placed, a groove faces the truss support, two bolt connecting holes (22-1) are formed in a web plate, a notch is formed in the middle of a lower flange plate, the size of the notch matches with the size of the left vertical rod (19), the right upper end of the upper horizontal rod (17) and the right upper end of the right vertical rod (20) are welded and connected with a channel steel connecting piece (23) The channel steel connecting piece (23) is transversely placed, the groove faces the truss support, two bolt connecting holes (23-1) are formed in the web plate, a notch is formed in the middle of the lower flange plate, the size of the notch is matched with the specification of the right vertical rod (20), the left end and the right end of the lower horizontal rod (18) are aligned with the centers of the liner steel plates (22-2 and 23-2) in a welding mode, the liner steel plates (22-2 and 23-2) are square, and the thickness of each liner steel plate is equal to that of the web plate of the channel steel connecting piece (22-1 and 23-1) at the left end and the right end of the upper horizontal rod (17; the truss support is bolted with the triangular overhanging scaffold base through a channel steel connecting piece (23) at one end of an upper horizontal rod (17) of the truss support, and is bolted with a structural shear wall (24) through a channel steel connecting piece (22) at the other end of the upper horizontal rod of the truss support, so that a combined base formed by the triangular overhanging scaffold base and the truss support is fastened at the position of the structural shear wall (24), and a protruding structural plate (25) is arranged at a floor in the vertical direction of the structural shear wall (24) or the structural plate is recessed relative to a main outer vertical surface (26) of the structure in the horizontal direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910196025.6A CN110552494A (en) | 2019-03-15 | 2019-03-15 | Triangular overhanging scaffold base and two combined bases thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910196025.6A CN110552494A (en) | 2019-03-15 | 2019-03-15 | Triangular overhanging scaffold base and two combined bases thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110552494A true CN110552494A (en) | 2019-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910196025.6A Pending CN110552494A (en) | 2019-03-15 | 2019-03-15 | Triangular overhanging scaffold base and two combined bases thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111236605A (en) * | 2020-03-26 | 2020-06-05 | 张延年 | Non-pre-buried cantilever steel beam and reinforcing structure thereof |
| CN111809851A (en) * | 2020-06-28 | 2020-10-23 | 中电建十一局工程有限公司 | A steel pipe triangular truss support system and construction method |
| CN112796529A (en) * | 2020-12-30 | 2021-05-14 | 咸宁智锐机电科技有限公司 | Adjustable overhanging discharging steel framework of limiting support |
| CN112942800A (en) * | 2021-02-02 | 2021-06-11 | 浙江城建建设集团有限公司 | Bearing support at plane part of building and establishment method |
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| CN112796529A (en) * | 2020-12-30 | 2021-05-14 | 咸宁智锐机电科技有限公司 | Adjustable overhanging discharging steel framework of limiting support |
| CN112942800A (en) * | 2021-02-02 | 2021-06-11 | 浙江城建建设集团有限公司 | Bearing support at plane part of building and establishment method |
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Application publication date: 20191210 |
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