CN210918161U - Pull-up type overhanging scaffold - Google Patents
Pull-up type overhanging scaffold Download PDFInfo
- Publication number
- CN210918161U CN210918161U CN201920818201.0U CN201920818201U CN210918161U CN 210918161 U CN210918161 U CN 210918161U CN 201920818201 U CN201920818201 U CN 201920818201U CN 210918161 U CN210918161 U CN 210918161U
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- China
- Prior art keywords
- steel
- cantilever
- concrete beam
- encorbelmenting
- leg plate
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 65
- 239000010959 steel Substances 0.000 claims abstract description 65
- 239000002965 rope Substances 0.000 claims abstract description 13
- 230000000694 effects Effects 0.000 description 9
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 8
- 238000010276 construction Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 210000003205 Muscles Anatomy 0.000 description 2
- 230000003014 reinforcing Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000009435 building construction Methods 0.000 description 1
- 238000009430 construction management Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
Abstract
The utility model relates to the technical field of fixing facilities of a scaffold; the upward-pulling type overhanging scaffold comprises an overhanging steel beam for supporting the scaffold, a steel wire rope and a leg plate, wherein the overhanging steel beam is provided with the steel wire rope; the leg plate is provided with a fixing mechanism which is detachably connected with the concrete beam.
Description
Technical Field
The utility model relates to a fixed facilities technical field of scaffold frame.
Background
With the development of the times and the progress of society, the high-rise and super high-rise buildings are accelerated to enter the times, and the construction technology of the external scaffold of the high-rise building is more and more widely paid attention and researched. The overhanging scaffold is one of ten new technologies in the building industry popularized by the construction department, and has the characteristics of less one-time investment (saving a large amount of turnover materials), wide application range, no limitation by floor height and field, contribution to field civilized construction management and the like, and is increasingly widely applied to high-rise building construction.
At present, the setting method of the cantilever steel beam of the traditional cantilever scaffold comprises the following steps: the I-steel or the channel-section steel of encorbelmenting set up in muddy earth roof beam structurally, and the length of the girder steel of encorbelmenting is 2 times or more for the length of encorbelmenting, and the anchor section of girder steel is fixed with being no less than two anchor muscle, and the outside of the girder steel of encorbelmenting is drawed knot with wire rope and upper strata. In the actual operation process, because the anchor section of girder steel is fixed with being no less than two anchor muscle, inconvenient dismantlement after the use is accomplished can not used repeatedly, leads to construction cost to improve.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pull-up formula scaffold frame of encorbelmenting to solve the present girder steel of encorbelmenting and lead to the problem that construction cost improves because of can not used repeatedly.
In order to achieve the above object, the basic scheme of the present invention is as follows: the pull-up type overhanging scaffold comprises an overhanging steel beam for supporting the scaffold, a leg plate and a steel wire rope, wherein the overhanging steel beam is provided with the steel wire rope, and the overhanging steel beam is fixedly connected with the leg plate; and the leg plate is provided with a fixing mechanism which is detachably connected with the concrete beam.
The advantages of the basic scheme are:
1. according to the scheme, the leg plate can be connected with the concrete beam through the fixing mechanism, so that the overhanging steel beam on the leg plate is connected with the concrete beam, and the structure is simple and the use is convenient; moreover, the fixing mechanism facilitates the leg plates and the concrete beam to be detached, and repeated use can be realized compared with the prior art, so that the construction cost is reduced.
2. Compare in prior art, the girder steel of encorbelmenting that this scheme used has shortened the length that is close 2/3, has effectively saved the use amount of girder steel of encorbelmenting, and then the cost is reduced.
Further, fixed establishment is including the positioning bolt who is used for pre-buried in the muddy earth roof beam and with positioning bolt threaded connection's positioning nut, be equipped with the through-hole that is used for positioning bolt to pass on the leg board. Through the arrangement, the leg plate is hung on the positioning bolt through the through hole, and then the positioning nut is in threaded connection with the part of the transverse section extending out of the concrete beam, namely the positioning nut rotates on the transverse section towards the concrete beam, so that the leg plate is abutted against the concrete beam, and the positioning nut is abutted against the leg plate, and thus the leg plate can be fixed on the concrete beam; the right end of the cantilever steel beam is connected with the concrete beam on the upper layer through a positioning block and a steel wire rope. Because positioning nut and horizontal section threaded connection, according to threaded connection structure's auto-lock nature, can guarantee that positioning nut and leg board offset, and then guarantee that leg board and muddy earth roof beam offset, improved the stability that leg board and muddy earth roof beam are connected promptly.
Further, the positioning bolt is located above the cantilever steel beam. Through the arrangement, the positioning bolts are higher than the overhanging steel beams, the gravity of the overhanging steel beams can be restricted by the acting force of the positioning bolts matched with the positioning nuts on the leg plates, and then the positioning effect on the leg plates is enhanced.
Further, positioning bolt is "L" shape, positioning bolt is including the horizontal section that is used for stretching out the concrete roof beam with the vertical section that is used for pre-buried concrete roof beam in. Through the setting, can strengthen the location effect of the pre-buried muddy earth roof beam of positioning bolt through vertical section, the horizontal section that rethread stretched out muddy earth roof beam can realize the location to the leg board promptly with the cooperation of nut, simple structure, use.
Further, fixed establishment still includes pre-buried and is used for the spacing reinforcing bar to vertical section in the muddy earth roof beam. Through the arrangement, the vertical section can be further limited through the reinforcing steel bars, so that the limitation of the positioning bolt is enhanced, and the stability of the structure is improved.
Furthermore, a stiffening plate is arranged between the leg plate and the cantilever steel beam, and the stiffening plate is triangular. Through the arrangement, the connection stability of the leg plate and the cantilever steel beam can be improved through the stiffening plate; and, according to the stability of triangle-shaped, can further strengthen the stability that leg board and cantilever girder steel are connected.
Furthermore, the one end that the girder steel of encorbelmenting kept away from the leg board is equipped with the locating piece that is used for connecting wire rope, and the locating piece is "U" shape of handstanding. Through the setting, through locating piece connection wire rope and the girder steel of encorbelmenting, reduce the damage to the girder steel of encorbelmenting, and then strengthen the supporting effect of the girder steel of encorbelmenting to scaffold.
Further, the bottom of the cantilever steel beam is hinged with a support arm which is detachably connected with the concrete beam. Through the arrangement, the support arms are rotated to be connected with the concrete beam, so that the support arms are positioned, and the support effect on the cantilever steel beam is enhanced through the support arms, namely the support effect on the scaffold is enhanced; and, constitute triangle-shaped by support arm, girder steel and the muddy earth roof beam of encorbelmenting, according to triangle-shaped stability, and then improve the stability to the girder steel support of encorbelmenting.
Drawings
Fig. 1 is a front view, a sectional view in the direction of the first embodiment of the pull-up type overhanging scaffold of the present invention;
fig. 2 is a front view direction cross-sectional view of the second embodiment of the pull-up cantilever scaffold of the present invention.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: cantilever steel beam 1, steel wire rope 2, leg plate 3, positioning bolt 4, vertical section 411, horizontal section 412, positioning nut 5, reinforcing steel bar 6, stiffening plate 7, locating piece 8, support arm 9, concrete beam 10, scaffold 11.
Example one
Substantially as shown in figure 1: pull-up formula scaffold frame of encorbelmenting, including leg plate 3 and the girder steel 1 that encorbelments that is used for supporting scaffold frame 11, the left end and the leg plate 3 welding of girder steel 1 encorbelmenting, the right-hand member welding of girder steel 1 encorbelmenting has the locating piece 8 that stretches into girder steel 1 that encorbelments, and locating piece 8 is "U" shape of handstanding, is connected with on the locating piece 8 and mixes the wire rope 2 that earth roof beam 10 is connected with the last layer.
The leg plate 3 is provided with a fixing mechanism, the fixing mechanism comprises a positioning bolt 4 pre-embedded in the concrete beam 10 and a positioning nut 5 in threaded connection with the positioning bolt 4, the positioning bolt 4 is positioned above the cantilever steel beam 1, and the leg plate 3 is provided with a through hole for the positioning bolt 4 to pass through; positioning bolt 4 is "L" shape, and positioning bolt 4 is including the horizontal section 412 that is used for stretching out concrete beam 10 and vertical section 411 that is used for pre-buried concrete beam 10 in and, vertical section 411 and horizontal section 412 integrated into one piece. In this embodiment, the fixing mechanism further includes the reinforcing steel bar 6 reserved in the concrete beam 10, and the reinforcing steel bar 6 can play a limiting role in the vertical section 411.
The specific implementation process is as follows:
when the concrete beam is used, the positioning bolts 4 and the reinforcing steel bars 6 are embedded in the concrete beam 10, so that the reinforcing steel bars 6 are positioned at the connecting positions of the vertical sections 411 and the transverse sections 412, and the vertical sections 411 can be limited through the reinforcing steel bars 6; and, the lateral section 412 has a section extending out of the concrete girder 10.
The leg plate 3 is hung on the positioning bolt 4 through the through hole, and then the positioning nut 5 is in threaded connection with the part of the transverse section 412 extending out of the concrete beam 10, namely the positioning nut 5 rotates on the transverse section 412 towards the direction of the concrete beam 10, so that the leg plate 3 is abutted against the concrete beam 10, and the positioning nut 5 is abutted against the leg plate 3, thereby fixing the leg plate 3 on the concrete beam 10; the right end of the cantilever steel beam 1 is connected with the concrete beam 10 on the upper layer through a positioning block 8 and a steel wire rope 2.
Because the positioning nut 5 is in threaded connection with the transverse section 412, the positioning nut 5 can be ensured to abut against the leg plate 3 according to the self-locking property of the threaded connection structure, so that the leg plate 3 is ensured to abut against the concrete beam 10, and the connection stability of the leg plate 3 and the concrete beam 10 is improved; and, threaded connection structure is easy to assemble and dismantle, makes things convenient for used repeatedly. In addition, the vertical section 411 can be limited by the reinforcing steel bars 6 in the concrete beam 10, so that the outward movement of the positioning bolts 4 is avoided, namely, a gap between the leg plate 3 and the concrete beam 10 is avoided, and the connection stability of the leg plate 3 and the concrete beam 10 is improved; therefore, can guarantee the stability that leg board 3 and concrete roof beam 10 are connected from two directions through reinforcing bar 6 and threaded connection structure, and then guarantee the supporting effect to scaffold 11 through girder steel 1 of encorbelmenting on leg board 3.
In this embodiment, a stiffening plate 7 is welded between the leg plate 3 and the cantilever steel beam 1, and the stiffening plate 7 is triangular. The connection stability of the leg plate 3 and the cantilever steel beam 1 can be improved through the stiffening plate 7; further, the stability of the connection between the leg plate 3 and the cantilever steel beam 1 can be further enhanced according to the stability of the triangle.
Compare in prior art, girder steel 1 of encorbelmenting that this scheme used has shortened the length that is close 2/3, has effectively saved girder steel 1's of encorbelmenting use amount, and then the cost is reduced.
Example two
As shown in fig. 2, the structure and implementation of the second embodiment are substantially the same as those of the first embodiment, and the difference is that: the bottom of the cantilever steel beam 1 is hinged with a supporting arm 9, a transverse hole is formed in the bottom of the supporting arm 9, an auxiliary bolt is connected in the transverse hole in a sliding mode, and an auxiliary nut is connected to the auxiliary bolt in a threaded mode.
The specific implementation process is as follows:
when the cantilever steel beam supporting device is used, the supporting arm 9 is rotated to enable the bottom of the supporting arm 9 to be abutted against the concrete beam 10, the bottom of the supporting arm 9 is extended into the concrete beam 10 through the auxiliary bolt, the auxiliary nut is rotated on the auxiliary bolt to enable the auxiliary bolt to be abutted against the supporting arm 9, the supporting arm 9 is abutted against the concrete beam 10, and therefore the supporting arm 9 is positioned, and further the supporting effect of the cantilever steel beam 1 is enhanced through the supporting arm 9, namely the supporting effect of the scaffold 11 is enhanced; in addition, the auxiliary nut and the auxiliary bolt are in threaded connection, and the positioning stability of the supporting arm 9, namely the supporting stability of the cantilever steel beam 1, is improved according to the self-locking property of the threaded connection mechanism; in addition, constitute triangle-shaped by support arm 9, girder steel 1 and the muddy earth roof beam 10 of encorbelmenting, according to triangle-shaped stability, and then improve the stability to girder steel 1 support of encorbelmenting.
The foregoing is merely an example of the present invention and common general knowledge in the art of known specific structures and/or features has not been set forth herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (4)
1. Upward draw formula scaffold frame of encorbelmenting, including the girder steel of encorbelmenting that is used for supporting the scaffold frame, be equipped with wire rope, its characterized in that on the girder steel of encorbelmenting: the cantilever steel beam is fixedly connected with the leg plate; the leg plate is provided with a fixing mechanism which is detachably connected with the concrete beam; the fixing mechanism comprises a positioning bolt embedded in the concrete beam and a positioning nut in threaded connection with the positioning bolt, and the leg plate is provided with a through hole for the positioning bolt to pass through; the positioning bolt is L-shaped and comprises a vertical section for embedding the concrete beam in advance and a transverse section for extending out of the concrete beam; the fixing mechanism also comprises a steel bar which is pre-embedded in the concrete beam and used for limiting the vertical section; the bottom of the cantilever steel beam is hinged with a support arm which is detachably connected with the concrete beam.
2. The pull-up cantilever scaffold according to claim 1, wherein: the positioning bolt is positioned above the cantilever steel beam.
3. The pull-up cantilever scaffold according to claim 2, wherein: and a stiffening plate is arranged between the leg plate and the cantilever steel beam and is triangular.
4. The pull-up cantilever scaffold according to claim 3, wherein: the one end of encorbelmenting the girder steel and keeping away from the leg board is equipped with the locating piece that is used for connecting wire rope, and the locating piece is "U" shape of handstanding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920818201.0U CN210918161U (en) | 2019-05-31 | 2019-05-31 | Pull-up type overhanging scaffold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920818201.0U CN210918161U (en) | 2019-05-31 | 2019-05-31 | Pull-up type overhanging scaffold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210918161U true CN210918161U (en) | 2020-07-03 |
Family
ID=71363393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920818201.0U Active CN210918161U (en) | 2019-05-31 | 2019-05-31 | Pull-up type overhanging scaffold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210918161U (en) |
-
2019
- 2019-05-31 CN CN201920818201.0U patent/CN210918161U/en active Active
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