CN204728685U - For the wall-connecting piece of fastener type steel pipe external scaffolding - Google Patents
For the wall-connecting piece of fastener type steel pipe external scaffolding Download PDFInfo
- Publication number
- CN204728685U CN204728685U CN201520341457.9U CN201520341457U CN204728685U CN 204728685 U CN204728685 U CN 204728685U CN 201520341457 U CN201520341457 U CN 201520341457U CN 204728685 U CN204728685 U CN 204728685U
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- China
- Prior art keywords
- wall
- connecting piece
- steel pipe
- type steel
- fastener type
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Abstract
The utility model discloses a kind of wall-connecting piece for fastener type steel pipe external scaffolding, comprise for support scaffolding support member, be positioned at support member side and the fixture be sheathed on support member and for fixture being fixed on the securing member on body of wall, wherein, securing member offers multiple installing hole, during use, fixture is fixed on body of wall by fasteners through mounting holes.The wall-connecting piece for fastener type steel pipe external scaffolding that the utility model proposes, is applicable to highrise building, and dismounting is simultaneously simple and stable to scaffold support.
Description
Technical field
The utility model relates to building operations technical field of auxiliary equipment, particularly relates to a kind of wall-connecting piece for fastener type steel pipe external scaffolding.
Background technology
The realm of building construction, " building operations fastener type steel pipe scaffold technical specification of security " (JGJ130) is provided with clear stipulaties to scaffold wall connecting piece, and the quantity of wall-connecting piece should meet square bar stability requirement; The intensity of wall-connecting piece, stability and bonding strength should meet the requirement of national current standard; The setting of wall-connecting piece also should meet maximum spacing clear and definite in specification and require.
Along with high-rise frame shear wall structure form building is more and more, exterior wall major part adopts shear wall structure, and body of wall is longer, is greater than the maximum spacing requirement that wall-connecting piece is arranged, the pre-buried conduct of common steel tube draws nodal method to can not meet requirement, certainly will will seek other attached wall modes.
Shear wall position wall-connecting piece can attached wall connected mode as follows:
1) lacing wire and shore matching method, only maxi-mum height is at the console mode scaffold of below 24m, and highrise building, must set up overhanging scaffold, the method is inapplicable;
2) bolted-on connection, hole to be provided or burrow on shear wall, wears plain bolt as wall-connecting piece, adopts large formwork construction also can utilize the split bolt hole of indwelling.The method and scaffold bonding strength, stability are relative poor.But common engineering wall face has Surgery therapy, before heat insulating work construction, shutoff must be carried out in hole, and wall-connecting piece must be removed, and support body stability cannot ensure;
3) pre-buried method, is embedded in shear wall by built-in fitting before concrete placings, after concrete placings completes, is welded by steel pipe with pre-embedded steel slab, as wall-connecting piece.The wall-connecting piece advantage of pre-buried method is good rigidly, and weak point is that cost is high, and dismounting trouble, weld job carries out on scaffold, and weldquality not easily ensures, and there is disaster hidden-trouble.Casting and compacting of concrete process built-in fitting easily offsets, and can not be connected with inside and outside vertical rod simultaneously.
All there is limitation and defect in above 3 kinds of attached wall connected modes.
Utility model content
Main purpose of the present utility model is to provide a kind of wall-connecting piece for fastener type steel pipe external scaffolding, is intended to be applicable to highrise building, and dismounting is simultaneously simple and stable to scaffold support.
For achieving the above object, the utility model provides a kind of wall-connecting piece for fastener type steel pipe external scaffolding, comprise for support scaffolding support member, be positioned at described support member side and the fixture be sheathed on described support member and for described fixture being fixed on the securing member on body of wall, wherein, described securing member offers multiple installing hole, during use, described fixture is fixed on body of wall through described installing hole by described securing member.
Preferably, described fixture is flange, and described support member is steel pipe, and described securing member is expansion bolt.
Preferably, the disc face of described flange and the axes normal of described steel pipe are arranged.
Preferably, described support member and described flange are fixedly connected by welding.
Preferably, the external diameter of described steel pipe is less than the diameter of the disk hole of described flange.
The wall-connecting piece that the utility model proposes has following beneficial effect.
1, simple, the project organization of this wall-connecting piece structure rationally, easily realizes, and effectively can solve the attachment connectivity problem of high-rise frame shear wall structure form building external scaffolding.
2, cannot bolt be removed without special tool, thus eliminate scaffold wall connecting piece by the hidden danger of arbitrarily removing, strengthen safety management.
3, setting position is accurate, according to design and host node position, can arrange wall-connecting piece position exactly.Because wall-connecting piece effectively can stop scaffold generation transverse bending unstability or topple near host node, if arrange wall-connecting piece away from host node, because the bending rigidity of vertical rod is poor, local buckling will be produced due to vertical rod, weaken the effect even not having the lateral deformation of constraint scaffold.
4, weldquality is guaranteed.Steel pipe can carry out on ground with welding of flange, and during welding, operating personnel can select best direction of welding, does not need to carry out weld job on scaffold body, eliminates corresponding disaster hidden-trouble.
5, be convenient to scaffold operating personnel install, remove.
6, use can be had enough to meet the need.After scaffold is removed, wall-connecting piece can use next time, achieves continuous turnover.
7, compared with pre-buried link technique, advantages such as there is easy construction, use flexibly, time restriction is few.The design stretching resistance of expansion bolt is relevant with diameter of bolt size, according to the axial force that wall-connecting piece bears, just can select the expansion bolt met design requirement, the height that expansion bolt flange wall-connecting piece only need be arranged according to wall-connecting piece, the expansion bolt of different size can be selected, both met design requirement, and also suitably can reduce economic input, can be used for highrise building simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model for the wall-connecting piece preferred embodiment of fastener type steel pipe external scaffolding.
In figure, 10-flange, 11-disk hole, 20-steel pipe.
The realization of the utility model object, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Detailed description of the invention
Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
It should be noted that, in description of the present utility model, term " transverse direction ", " longitudinal direction ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, be not indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
Reference Fig. 1, Fig. 1 are the structural representation of the utility model for the wall-connecting piece preferred embodiment of fastener type steel pipe external scaffolding.
In this preferred embodiment, for the wall-connecting piece of fastener type steel pipe external scaffolding, comprise for support scaffolding support member, be positioned at support member side and the fixture be sheathed on support member and for fixture being fixed on the securing member on body of wall, wherein, securing member offers multiple installing hole, during use, fixture is fixed on body of wall by fasteners through mounting holes.
In the present embodiment, fixture is flange 10, and support member is steel pipe 20, and securing member is expansion bolt.Certainly, in other variant embodiment, flange 10 also can be steel plate, and steel pipe 20 can be reinforcing bar, and the utility model is not construed as limiting this.Support member and flange 10 are fixedly connected by welding.The external diameter of steel pipe 20 is less than the diameter of disk hole 11 on flange 10.In the present embodiment, the diameter of disk hole 11 is 50mm, and steel pipe 20 is of a size of 48mm*3.5mm, and expansion bolt is the bolt of diameter 10mm.
The disc face of flange 10 and the axes normal of steel pipe 20 are arranged, and when arranging like this, after this wall-connecting piece is installed, can keep steel pipe 20 and wall body vertical, to realize the stable support to scaffold.
When using this wall-connecting piece, first φ 48mm steel pipe 20 is inserted in the disk hole 11 on the flange 10 that diameter is 50mm, steel pipe 20 welds with flange 10 by the external diameter along steel pipe 20, after making tool-type wall-connecting piece, after shear wall formwork is removed, according to wall-connecting piece position and the host node position of scaffold design, expansion bolt diameter selectively punches on shear wall, tool-type wall-connecting piece expansion bolt is fixed, and is connected with scaffold fastener, to reach the effect of external scaffolding stability.
The wall-connecting piece that the present embodiment proposes has following beneficial effect.
1, simple, the project organization of this wall-connecting piece structure rationally, easily realizes, and effectively can solve the attachment connectivity problem of high-rise frame shear wall structure form building external scaffolding.
2, cannot bolt be removed without special tool, thus eliminate scaffold wall connecting piece by the hidden danger of arbitrarily removing, strengthen safety management.
3, setting position is accurate, according to design and host node position, can arrange wall-connecting piece position exactly.Because wall-connecting piece effectively can stop scaffold generation transverse bending unstability or topple near host node, if arrange wall-connecting piece away from host node, because the bending rigidity of vertical rod is poor, local buckling will be produced due to vertical rod, weaken the effect even not having the lateral deformation of constraint scaffold.
4, weldquality is guaranteed.Steel pipe 20 can carry out on ground with welding of flange 10, and during welding, operating personnel can select best direction of welding, does not need to carry out weld job on scaffold body, eliminates corresponding disaster hidden-trouble.
5, be convenient to scaffold operating personnel install, remove.
6, use can be had enough to meet the need.After scaffold is removed, wall-connecting piece can use next time, achieves continuous turnover.
7, compared with pre-buried link technique, advantages such as there is easy construction, use flexibly, time restriction is few.The design stretching resistance of expansion bolt is relevant with diameter of bolt size, according to the axial force that wall-connecting piece bears, just can select the expansion bolt met design requirement, the height that only need arrange according to wall-connecting piece, the expansion bolt of different size can be selected, both met design requirement, and also suitably can reduce economic input, can be used for highrise building simultaneously.
These are only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every equivalent structure transformation utilizing the utility model manual and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (5)
1. the wall-connecting piece for fastener type steel pipe external scaffolding, it is characterized in that, comprise for support scaffolding support member, be positioned at described support member side and the fixture be sheathed on described support member and for described fixture being fixed on the securing member on body of wall, wherein, described securing member offers multiple installing hole, during use, described fixture is fixed on body of wall through described installing hole by described securing member.
2., as claimed in claim 1 for the wall-connecting piece of fastener type steel pipe external scaffolding, it is characterized in that, described fixture is flange, and described support member is steel pipe, and described securing member is expansion bolt.
3., as claimed in claim 2 for the wall-connecting piece of fastener type steel pipe external scaffolding, it is characterized in that, the disc face of described flange and the axes normal of described steel pipe are arranged.
4., as claimed in claim 2 for the wall-connecting piece of fastener type steel pipe external scaffolding, it is characterized in that, described support member and described flange are fixedly connected by welding.
5. as the wall-connecting piece for fastener type steel pipe external scaffolding in claim 2 to 4 as described in any one, it is characterized in that, the external diameter of described steel pipe is less than the diameter of the disk hole of described flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520341457.9U CN204728685U (en) | 2015-05-22 | 2015-05-22 | For the wall-connecting piece of fastener type steel pipe external scaffolding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520341457.9U CN204728685U (en) | 2015-05-22 | 2015-05-22 | For the wall-connecting piece of fastener type steel pipe external scaffolding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204728685U true CN204728685U (en) | 2015-10-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520341457.9U Expired - Fee Related CN204728685U (en) | 2015-05-22 | 2015-05-22 | For the wall-connecting piece of fastener type steel pipe external scaffolding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204728685U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110259107A (en) * | 2019-07-23 | 2019-09-20 | 中铁二局第一工程有限公司 | A kind of external scaffolding ring flange wall-connecting piece and its construction method |
-
2015
- 2015-05-22 CN CN201520341457.9U patent/CN204728685U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110259107A (en) * | 2019-07-23 | 2019-09-20 | 中铁二局第一工程有限公司 | A kind of external scaffolding ring flange wall-connecting piece and its construction method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151028 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |