CN215212243U - Overhanging type double-row scaffold - Google Patents
Overhanging type double-row scaffold Download PDFInfo
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- CN215212243U CN215212243U CN202120592202.5U CN202120592202U CN215212243U CN 215212243 U CN215212243 U CN 215212243U CN 202120592202 U CN202120592202 U CN 202120592202U CN 215212243 U CN215212243 U CN 215212243U
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- cantilever beam
- scaffold
- overhanging
- floor slab
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- 238000004873 anchoring Methods 0.000 claims abstract description 22
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 15
- 229910000831 Steel Inorganic materials 0.000 description 18
- 239000010959 steel Substances 0.000 description 18
- 238000009434 installation Methods 0.000 description 7
- 238000010408 sweeping Methods 0.000 description 6
- 230000008602 contraction Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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Abstract
The utility model discloses a double scaffold frame of formula of encorbelmenting, the double scaffold frame of formula of encorbelmenting sets up on the floor, and the double scaffold frame of formula of encorbelmenting includes anchor assembly, cantilever beam, scaffold frame and haulage rope: the lower end of the anchoring piece is pre-buried in a lower floor slab; the cantilever beam is connected with the anchoring piece, and part of the cantilever beam is exposed out of the lower floor slab; the scaffold is erected on the part of the cantilever beam exposed out of the floor slab; one end of the traction rope is connected with one end of the cantilever beam exposed out of the floor slab, and the other end of the traction rope is connected with the upper floor slab. The utility model discloses in, the one end of cantilever beam is passed through anchor assembly and is fixed on lower floor's floor, and the other end of cantilever beam is connected with the haulage rope, provides oblique upper right traction force for the end that spills of cantilever beam through fixing the haulage rope on upper floor, 6 degrees of freedom of completely injecing the cantilever beam, from this, can improve bearing capacity, rigidity and the stability of scaffold frame on locating the cantilever beam with the scaffold frame, guarantee construction safety.
Description
Technical Field
The utility model relates to a construction field especially relates to a double scaffold frame of formula of encorbelmenting.
Background
Scaffolding refers to various supports erected on a construction site for workers to handle and solve vertical and horizontal transportation. The scaffold mainly comprises floor type double-row scaffolds and overhanging type double-row scaffolds in a classification mode according to a building mode for up-and-down construction of constructors or maintenance of peripheral safety nets and high-altitude installation of components, wherein the floor type double-row scaffolds are adopted for basements and first floors, and are dismantled after the two layers of overhanging scaffolds are completed, or are adopted at the side line contraction part of a tower on a skirt building and are erected to the top of the building. And erecting overhanging type double-row scaffolds on more than two layers, when the template house needs to be exposed out of the outer wall, re-erecting overhanging type double-row scaffolds from the upper layer of the template house, and detaching the outer frame of the layer where the template house is located after the construction of the outer wall of the template house is finished. When the adjacent height difference of different construction sections exceeds 2 layers, a cantilever frame needs to be erected on a section of vertical section with high construction height, and when another construction section is constructed to the bottom of the frame, the bottom section of the frame body is dismantled. The height of the segment is determined according to actual conditions. However, the existing scaffold has the problems of insufficient bearing capacity, rigidity and stability, and construction safety is affected.
Therefore, there is a need to provide a new overhanging double-row scaffold to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a double scaffold frame of formula of encorbelmenting aims at solving current scaffold frame and has the not enough condition of bearing capacity, rigidity and stability, influences construction safety problem.
In order to achieve the purpose, the overhanging type double-row scaffold provided by the utility model is erected on a floor slab and comprises an anchoring part, an overhanging beam, a scaffold and a traction rope; the lower end of the anchoring piece is pre-buried in a lower floor slab; the cantilever beam is connected with the anchoring piece, and part of the cantilever beam is exposed out of the lower floor slab; the scaffold is erected on the part of the cantilever beam exposed out of the floor slab; one end of the traction rope is connected with one end of the cantilever beam exposed out of the floor slab, and the other end of the traction rope is connected with the upper floor slab.
Preferably, the anchoring part comprises a cross beam, two support rods and two connecting rods, wherein two ends of the cross beam are bent downwards to form the two support rods, one side of any one support rod, which is away from the other support rod, is bent to form the connecting rod, and the parts of the two support rods, which are close to the connecting rods, and the two connecting rods are embedded in the lower floor slab; a mounting space is enclosed among the cross beam, the two support rods and the lower floor slab, and the cantilever beam is arranged in the mounting space.
Preferably, the two tie bars are welded to the embedment of the lower floor slab.
Preferably, the scaffold frame includes main body frame, holds carrier and safety net, and main body frame erects on the cantilever beam, holds carrier and sets up in main body frame's bottom, and safety net cover locates main body frame's periphery.
Preferably, the main body frame is formed by erecting a cross rod and a vertical rod, and the lower end of the vertical rod is connected with the cantilever beam; the overhanging type double-row scaffold further comprises a cross brace and an inclined brace, wherein the cross brace and the inclined brace are used for supporting and reinforcing the main body frame.
Preferably, be provided with a plurality of splice bars on the cantilever beam, all overlap on each splice bar and be equipped with the pole setting.
Preferably, the scaffold further comprises a skirting board connected with the main body frame and located at a lower side of the safety net.
Preferably, the number of the anchoring pieces is multiple, and the multiple anchoring pieces are arranged at intervals along the extending direction of the cantilever beam.
Preferably, the overhanging type double-row scaffold further comprises a hanging ring arranged on the upper floor, the first end of the traction rope is connected with the hanging ring, and the second end of the traction rope is sleeved on the overhanging beam.
Preferably, the ends of the pull cord are clamped by at least three cord clamps.
The utility model discloses among the technical scheme, the one end of cantilever beam is passed through anchor assembly and is fixed on lower floor's floor, and the other end of cantilever beam is connected with the haulage rope, provides oblique upper right traction force for the end that spills of cantilever beam through fixing the haulage rope on upper floor's floor, prescribes a limit to 6 degrees of freedom of cantilever beam completely, from this, locates bearing capacity, rigidity and the stability that can improve the scaffold frame on the cantilever beam with the scaffold frame, guarantees construction safety.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural view of an overhanging type double-row scaffold in an embodiment of the present invention;
fig. 2 is a schematic view of an installation structure of the cantilever beam and the anchoring member in the embodiment of the present invention;
FIG. 3 is a schematic view of an installation structure of a traction rope according to an embodiment of the present invention;
fig. 4 is a schematic view of a connection structure of the vertical rod and the connecting rib in the embodiment of the present invention.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 100 | Overhanging type double- |
311 | Cross bar |
| 1 | Anchoring |
312 | |
| 11 | |
32 | |
| 12 | Support rod | 33 | |
| 13 | Connecting |
34 | Skirting board |
| 14 | |
4 | |
| 2 | |
51 | |
| 21 | Connecting |
52 | Rope clip |
| 3 | |
201 | |
| 31 | |
202 | Upper floor |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.
The utility model provides a double scaffold frame of overhanging type
As shown in fig. 1 to 4, in an embodiment of the present invention, the overhanging type double-row scaffold 100 is erected on the floor, and the overhanging type double-row scaffold 100 includes anchoring member 1, cantilever beam 2, scaffold 3 and traction rope 4: the lower end of the anchoring part 1 is pre-buried in the lower floor 201; the cantilever beam 2 is connected with the anchoring part 1, and part of the cantilever beam 2 is exposed out of the floor slab; the scaffold 3 is erected on the part of the cantilever beam 2 exposed out of the floor slab; one end of the traction rope 4 is connected with one end of the cantilever beam 2 exposed out of the floor slab, and the other end of the traction rope 4 is connected with the upper floor slab 202.
Among the above-mentioned technical scheme, the one end of cantilever beam 2 is passed through anchor assembly 1 and is fixed on lower floor 201, and the other end of cantilever beam 2 is connected with haulage rope 4, and through fixing haulage rope 4 and providing the upper right traction force of slant for the end that spills of cantilever beam 2 on upper floor 202, 6 degrees of freedom of cantilever beam 2 are injectd completely, from this, erect scaffold frame 3 and can improve bearing capacity, rigidity and the stability of scaffold frame 3 on cantilever beam 2, guarantee construction safety.
The number of the anchoring pieces 1 is multiple, and the anchoring pieces 1 are arranged at intervals along the extending direction of the cantilever beam 2. The stability of the connection of the cantilever beam 2 with the lower floor 201 is ensured by increasing the number of the fasteners. In the preferred embodiment, there are at least two anchors 1 for fixing the ends of the cantilever beam 2 and at least one anchor 1 is provided near the edge of the floor, further improving the stability of the scaffold 3 by fixing different positions of the cantilever beam 2. During specific construction, the cantilever beams 2 are made of 18# I-steel, the distance between every two adjacent cantilever beams 2 is 1.5m, and the length of an anchoring section (the part erected on a floor slab) of each cantilever beam 2 is twice the length of the cantilever section (the part exposed out of the floor slab).
Specifically, the anchoring member 1 comprises a cross beam 11, two supporting rods 12 and two connecting rods 13, wherein two ends of the cross beam 11 are bent downwards to form the two supporting rods 12, one side of any one of the supporting rods 12, which is away from the other supporting rod 12, is bent to form the connecting rod 13, and the parts of the two supporting rods 12, which are close to the connecting rods 13, and the two connecting rods 13 are embedded in the lower floor 201; an installation space 14 is defined by the cross beam 11, the two support rods 12 and the lower floor slab 201, and the cantilever beam 2 is arranged in the installation space 14. The two connecting rods 13 are horizontally arranged in the lower floor 201, so that the contact area of the anchoring member 1 and the lower floor 201 is increased, and the anchoring member 1 is prevented from being separated from the lower floor 201.
In a preferred embodiment, two tie rods 13 are welded to embedments in the lower floor 201. The tie rods 13 are welded to the lower floor 201 before the concrete is poured, so that the cantilever beam 2 can provide a greater load bearing capacity. Of course, the connecting rods 13 and the embedded parts of the lower floor slab 201 can be connected in other ways, such as riveting, bolt fastening, etc.
The scaffold 3 includes a main body frame 31, a carrier 32, and a safety net 33, the main body frame 31 is erected on the cantilever beam 2, the carrier 32 is disposed at the bottom of the main body frame 31, and the safety net 33 covers the periphery of the main body frame 31. The main frame 31 constitutes the main support structure, the safety net 33 may be a blue steel mesh sheet, and the safety net 33 should be extended out of the building and removed after the work in the protected area is stopped. The safety net 33 is used to secure the safety of the constructor and prevent the equipment or the constructor from falling down from the gap of the main body frame 31.
The main body frame 31 is formed by erecting a cross bar 311 and a vertical bar 312, and the lower end of the vertical bar 312 is connected with the cantilever beam 2; the overhanging type double-row scaffold 100 further includes a scissor brace and a diagonal brace, which are used for supporting and reinforcing the main body frame 31. The carrier 32 is formed by splicing a batten keel with a wooden plank. The bottom end of the cantilever frame is protected by a fully-closed wooden bearing part 32, the batten serving as the keel is laid along the length direction, then a wooden template is fully laid on the batten, and the wooden template is painted with red and white paint to form the bearing part 32. The bearing part 32 adopts a wood structure to form an insulating layer, so that the electricity safety in the construction process is ensured.
The main body frame 31 further includes a longitudinal floor-sweeping bar and a lateral floor-sweeping bar. The longitudinal floor sweeping bar should be secured to the upright 312 no more than 20cm from the upper surface of the carrier 32 using right angle fasteners. The transverse sweeping bar should also be secured to the upright 312 immediately below the longitudinal sweeping bar using a right angle fastener. When the foundations of the vertical rods 312 are not at the same height, the longitudinal floor sweeping rod at the high position must be extended to the low position for two spans to be fixed with the vertical rods 312, and the height difference should not be greater than 1 m. The distance from the axis of the upright 312 above the side slope to the side slope should not be less than 50 cm.
The cantilever beam 2 is provided with a plurality of connecting ribs 21, and each connecting rib is sleeved with a vertical rod 312. The installation position of the upright rod 312 is determined by sleeving the upright rod 312 on the connecting rib 21, and meanwhile, the integral stress imbalance caused by the deviation of the upright rod 312 to the main body frame 31 is prevented, so that the integral pressure bearing capacity of the main body frame 31 is ensured.
The scaffolding 3 further comprises a skirting board 34, the skirting board 34 being connected with the main body frame 31 and located at a lower side of the safety net 33. The bottom is usually used for holding various tools and instruments, and the skirting board 34 is arranged on the lower side of the safety net 33 to prevent small parts from falling off the grid of the safety net 33. And compare in safety net 33, baseboard 34 intensity is higher, is difficult for taking place deformation or damage, can further guarantee construction safety.
The overhanging type double-row scaffold 100 further comprises a hanging ring 51 arranged on the upper floor 202, a first end of the traction rope 4 is connected with the hanging ring 51, and a second end of the traction rope 4 is sleeved on the overhanging beam 2. The upper end is connected with rings 51 on the upper floor 202, the direct cuff of lower extreme is at the tip of cantilever beam 2, and haulage rope 4 passes through the mode of cuff to be connected cantilever beam 2, and the lifting surface area on the cantilever beam 2 is bigger, is difficult for causing the cantilever beam 2 damaged.
The traction rope 4 can be a steel wire rope with the diameter of 12mm, and the steel wire rope is pulled by a manual hoist when being pulled, so that the pulling degrees of all the steel wire ropes are basically the same, and the condition that the steel wire ropes are stressed unevenly is avoided. The wire ropes at both ends of the wire rope are clamped by rope clamps 52.
The end of the pull cord 4 is clamped by at least three cord clamps 52. The distance between two adjacent rope clamps 52 is 150mm, a safety bend is reserved between the second and third rope clamps, the steel wire rope is required to be flattened 1/3 until the diameter is reduced during clamping, and the chuck bolt is screwed once after the steel wire rope is stressed. The length of the free end of the steel wire rope is not less than 200 mm. The steel wire rope is ensured to be firmly fastened.
The above is only the preferred embodiment of the present invention, not so limiting the patent scope of the present invention, all of which are in the utility model discloses a conceive, utilize the equivalent structure transform that the content of the specification and the attached drawings did, or directly/indirectly use all to include in other relevant technical fields the patent protection scope of the present invention.
Claims (10)
1. The utility model provides a double scaffold frame of overhanging type, sets up on the floor, its characterized in that, the double scaffold frame of overhanging type includes:
the lower end of the anchoring piece is pre-buried in a lower floor slab;
the cantilever beam is connected with the anchoring part, and part of the cantilever beam is exposed out of the lower floor slab;
the scaffold is erected on the part of the cantilever beam exposed out of the floor slab;
and one end of the traction rope is connected with one end of the cantilever beam exposed out of the floor slab, and the other end of the traction rope is connected with the upper floor slab.
2. The overhanging double-row scaffold of claim 1, wherein the anchoring member comprises a beam, two support rods and two connecting rods, two ends of the beam are bent downwards to form the two support rods, one side of any one support rod, which is away from the other support rod, is bent to form the connecting rod, and the parts of the two support rods, which are close to the connecting rods, and the two connecting rods are pre-embedded in the lower floor slab; a mounting space is enclosed among the cross beam, the two support rods and the lower floor slab, and the cantilever beam is arranged in the mounting space.
3. The overhanging double row scaffold of claim 2 wherein the two tie bars are welded to embedments in the lower floor.
4. The overhanging double-row scaffold according to claim 1, wherein the scaffold comprises a main frame, a carrier and a safety net, the main frame is erected on the overhanging beam, the carrier is arranged at the bottom of the main frame, and the safety net is arranged at the periphery of the main frame.
5. The overhanging double row scaffold of claim 4, wherein the main frame is formed by erecting a cross bar and a vertical bar, the lower end of the vertical bar being connected to the overhanging beam; the overhanging type double-row scaffold further comprises a cross brace and an inclined brace, wherein the cross brace and the inclined brace are used for supporting and reinforcing the main body frame.
6. The overhanging double-row scaffold of claim 5, wherein the overhanging beam is provided with a plurality of connecting ribs, and each connecting rib is sleeved with an upright rod.
7. The overhanging double row scaffold of claim 4, wherein the scaffold further comprises a skirting board connected to the main body frame and located at the lower side of the safety net.
8. The overhanging double row scaffold of any one of claims 1 to 7, wherein the number of anchors is plural, and the plural anchors are arranged at intervals along the extending direction of the cantilever beam.
9. The overhanging double row scaffold according to any one of claims 1 to 7, further comprising a lifting ring provided on the upper floor, wherein a first end of the pulling rope is connected to the lifting ring and a second end of the pulling rope is looped over the cantilever beam.
10. The overhanging double row scaffold of any one of claims 1 to 7 wherein the ends of the pulling rope are clamped by at least three rope clamps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120592202.5U CN215212243U (en) | 2021-03-23 | 2021-03-23 | Overhanging type double-row scaffold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120592202.5U CN215212243U (en) | 2021-03-23 | 2021-03-23 | Overhanging type double-row scaffold |
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| Publication Number | Publication Date |
|---|---|
| CN215212243U true CN215212243U (en) | 2021-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120592202.5U Active CN215212243U (en) | 2021-03-23 | 2021-03-23 | Overhanging type double-row scaffold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215212243U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112942778A (en) * | 2021-03-23 | 2021-06-11 | 中铁二十局集团第六工程有限公司 | Overhanging type double-row scaffold and construction method thereof |
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2021
- 2021-03-23 CN CN202120592202.5U patent/CN215212243U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112942778A (en) * | 2021-03-23 | 2021-06-11 | 中铁二十局集团第六工程有限公司 | Overhanging type double-row scaffold and construction method thereof |
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