CN203939227U - Wall-connecting device of scaffold - Google Patents
Wall-connecting device of scaffold Download PDFInfo
- Publication number
- CN203939227U CN203939227U CN201420398027.6U CN201420398027U CN203939227U CN 203939227 U CN203939227 U CN 203939227U CN 201420398027 U CN201420398027 U CN 201420398027U CN 203939227 U CN203939227 U CN 203939227U
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- wall
- pull bar
- fitting
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- scaffold
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Abstract
The utility model discloses a kind of wall-connecting device of scaffold, the wall-connecting piece that comprises the resistance to plucking reinforcing bar (7) that is embedded in body of wall (1) and by fastener (10), scaffold upright rod and resistance to plucking reinforcing bar (7) are coupled together, described wall-connecting piece comprises C type built-in fitting (2), connects wall pull bar (5) and pull bar fastening nut (8), described resistance to plucking reinforcing bar (7) is horizontal positioned, the openend of C type built-in fitting (2) is towards body of wall (1) outside, and planar ends and resistance to plucking reinforcing bar (7) weld; One end of described company's wall pull bar (5) is slidably connected in C type built-in fitting (2) and is fixedly connected with C type built-in fitting (2) by pull bar fastening nut (8), and the other end is fixedly connected with fastener (10).Adopt after this structure, without cutting pull bar, can the company's of recycling wall pull bar finished product, greatly save steel; Increase the path of current, greatly improved water resistance.
Description
Technical field
The utility model relates to the technical field that building is built, and is specifically a kind of wall-connecting device of scaffold.
Background technology
In the time that building constructions is constructed, need to do the operations such as the whitewashing of exterior wall, veneer, therefore the environment of operation is more special, must scaffold erecting as workman's operation platform, otherwise cannot base oneself upon when construction.Along with the height of modern architecture and the increase of elevation of building complexity, building scaffold set up difficulty and requirement is more and more higher.In prior art, what conventionally arrange at the construction field (site) is the steel pipe scaffold of double fastener type, it comprises many vertical equity bars, transverse horizontal bar and vertical rod, and these rod members have formed the frame shape steel work scaffold of multilayer, multi-span.And connector between this frame shape steel work and body of wall is commonly referred to wall-connecting piece, its effect can not be ignored, and is mainly reflected in:
First, the fastener Nodes being connected with rod member at wall-connecting piece, under the effect of load, there is suitable anti-turning power (being the usually said rigidity that has), but due to the quality of fastener itself with tighten degree and all affected the rigidity of this node, therefore this framework is structures with semi-rigid joints framework, the transverse width of scaffold is all more much smaller than its longitudinal length and vertical height, therefore, can be considered again the flat board of a lattice for the scaffold of a face wall, it is poor perpendicular to the rigidity of building surface direction, be far smaller than its longitudinal rigidity, therefore scaffold must rely on the reliable of building and be connected, wall-connecting piece is set, just have and bear its deadweight, the ability of construction load and wind load.
Second, wall-connecting piece is the support pull bar between scaffold and main structure body and the constrained linkage that limits the longitudinal Free Transform length of scaffold, it is as the bearing that bears horizontal force action, play following effect: one, it is tied scaffold and structural engineering, guarantees scaffold monolithic stability and uses safety; Its two, its distortion under vertical load effect of constraint scaffold, reduces vertical rod calculated length, strengthens scaffold lateral stiffness, improves its inside or outside resistance to capsizing and bearing stability; Its three, its opposing wind load and other horizontal load effect is also passed to engineering structures; Its four, the internal force that opposing causes because of uneven settlement of foundation, makes internal force redistribution, to reduce the concentrated stress of framework inside, avoids framework to occur local failure; Its five, strengthen scaffold entirety, or local, or the rigidity of weak direction.
The conventional conventional outrigger of builing industry has socketed embedded steel tube (or reinforcing bar) connection and two kinds of structures of connection by post-installed fastenings at present.But there is following problem in these two kinds of structure wall-connecting device of scaffolds:
1) first, embedded steel tube (or reinforcing bar) connects, and it is made up of wall connecting rod, fastener and built-in fitting, and its wall connecting rod can bear again pressure by bearing tension, has larger rigidity, and under load, distortion is very little.It in actual use, before concrete is built, be embedded in about 20cm in beam with a vertical short steel pipes, expose the beam 20cm that breaks an agreement, after concrete has been built, by the long steel pipe connecting upright pole of level and vertical short steel pipes for fastener, the long steel pipe of level has just served as the role of wall-connecting piece.But the problem that uses the structure of built-in fitting to exist has: one, its positional accuracy is not easy to control, and the patch work amount in later stage is larger; Its two, in the process of scaffold building, have any problem normally arranging because the variation of job site causes wall-connecting piece; Its three, in the time that building body enters the decoration of exterior wall stage, construction enterprises are for ease of external wall construction, are certainly about to after the wall-connecting piece of original setting removes, cause support body anchorage seriously to reduce; Its four, embedded steel tube connects because pre-buried vertical steel pipe cannot be pulled out, and need to carry out later stage shutoff to masonry hole, thereby can bring hidden danger to external wall waterproof.
2) connection by post-installed fastenings, is the deficiency connecting for above-mentioned embedded steel tube and the improvement of doing, and connection by post-installed fastenings is the flank hole at beam, and expansion anchor is installed, then with being connected with steel pipe welding all-in-one-piece anchor slab in advance.But the problem that connection by post-installed fastenings exists is the extremely trouble of constructing, especially drilling operation bothers very much: normally adopt 2 expansion anchors, bearing capacity is not high, easily loosening, can not bear low all repetitive loadings, can not include strictly speaking rigid connecting tube scope in; If employing chemical anchor bolts, construction requirement is very high, in work progress, must strictly control hole depth and aperture, and necessary strict clear hole, otherwise bearing capacity cannot be guaranteed; And after having constructed, crab-bolt is also scrapped, cannot reuse, increase construction cost; And in the time removing, must use naked light cutting, therefore have serious disaster hidden-trouble.
Utility model content
Technical problem to be solved in the utility model is, provide a kind of and can reuse wall-connecting piece without cutting pull bar, and dismounting simply, wall-connecting device of scaffold efficiently.
For solving the problems of the technologies described above, the wall-connecting device of scaffold that the utility model provides, the wall-connecting piece that comprises the resistance to plucking reinforcing bar that is embedded in body of wall and by fastener, scaffold upright rod and resistance to plucking reinforcing bar are coupled together, described wall-connecting piece comprises C type built-in fitting, connects wall pull bar and pull bar fastening nut, described resistance to plucking reinforcing bar is horizontal positioned, the openend of C type built-in fitting is towards wall outer side, and planar ends and resistance to plucking reinforcing bar weld; One end of described company's wall pull bar is slidably connected in C type built-in fitting and is fixedly connected with C type built-in fitting by pull bar fastening nut, and the other end is fixedly connected with fastener.
Described company's wall pull bar comprises the enlarged head and the threaded shank that are connected as a single entity, and enlarged head is rectangular, and the part that enlarged head contacts with C type built-in fitting is the inclined-plane caving in to enlarged head center, and the contact surface of the C type built-in fitting correspondingly contacting with enlarged head is also inclined-plane.
The enlarged head of described company's wall pull bar has with the junction of threaded shank the positioning boss matching with the opening of C type built-in fitting.
Described pull bar fastening nut is fastenedly connected company's wall pull bar and C type built-in fitting by spring shim and pad successively.
Described resistance to plucking reinforcing bar has the shaft shoulder for resisting pulling force in one end of body of wall inner side.
What described fastener comprised two shape symmetries partly detains unit, partly detain the two ends up and down of unit for dull and stereotyped, centre is semi arch plate, two and half upper end of button unit after closing up are connected away from one end of enlarged head with company wall pull bar by two pull bar regulating nuts, lower end is fixedly connected with by screw-nut, and the middle circular port forming is socketed in outside the interior vertical rod of scaffold.
Adopt after above structure, the utility model compared with prior art, has the following advantages:
1) be can from C type built-in fitting, take out completely owing to connecting wall pull bar, only leaving within the walls C type built-in fitting and resistance to plucking reinforcing bar, compare with the structure (being that embedded steel tube or reinforcing bar are connected) of traditional built-in iron plate welding rod, without cutting pull bar, can the company's of recycling wall pull bar finished product, greatly save steel; Compared with the structure (being connection by post-installed fastenings) of reinforcing pull bar with external iron plate nut, C type built-in fitting is equivalent to a built-in seal plate, has increased the path of current, has greatly improved water resistance.
2) the installation accuracy of setting up scaffold after first pre-buried for scene and cause is not allowed manageable shortcoming, this device has increased the regulatory function of wall-connecting piece within the specific limits: one, it can carry out vertical adjustment, and connecting wall pull bar can move up and down along C type built-in fitting; Its two, it can carry out lateral adjustments, adjusts the distance between fastener and building outer by pull bar regulating nut connecting the movement upwards of wall pull rod shaft; Therefore, install on the basis of the degree of accuracy improving, also can meet different construction requirements, such as carrying out the operation of dry-hang stone and operation that coating whitewashes, the two has different requirements to operating space.
3) in installation process, connect between wall pull bar and C type built-in fitting, between fastener and company's wall pull bar, all adopted nut to fix, there is no welding sequence completely, therefore the artificial and machinery expenses that has reduced extraordinary work, also greatly reduces installation difficulty and potential safety hazard; Simultaneously also avoid the irreversible damage of welding process to the each parts of wall attaching parts, thereby extended the application life of material and improved the performance guarantee of Reusability.
4) in addition, this device dismounting simple and fast, thus reducing operation easier, in exterior wall decoration stage, can accomplish with doing with tearing open, efficiently solve the serious problem reducing of the support body anchorage causing in prior art.
Brief description of the drawings
Fig. 1 is the main TV structure schematic diagram of the utility model wall-connecting device of scaffold.
Fig. 2 is the plan structure schematic diagram of the utility model wall-connecting device of scaffold.
Fig. 3 is the local structure for amplifying schematic diagram in Fig. 2.
Fig. 4 is the structural representation of A-A direction in Fig. 3.
Wherein: 1, body of wall; 2, C type built-in fitting; 3, pad; 4, spring shim; 5, connect wall pull bar; 6, interior vertical rod; 7, resistance to plucking reinforcing bar; 8, pull bar fastening nut; 9, pull bar regulating nut; 10, fastener; 11, positioning boss; 12, the shaft shoulder.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail.
From the structural representation of the wall-connecting device of scaffold shown in Fig. 1～Fig. 4, the wall-connecting piece that it comprises the resistance to plucking reinforcing bar 7 that is embedded in body of wall 1 and by fastener 10, scaffold upright rod and resistance to plucking reinforcing bar 7 is coupled together.Described wall-connecting piece comprises C type built-in fitting 2, connects wall pull bar 5 and pull bar fastening nut 8, and described resistance to plucking reinforcing bar 7 is horizontal positioned, and the openend of C type built-in fitting 2 is towards body of wall 1 outside, and planar ends and resistance to plucking reinforcing bar 7 weld; One end of described company's wall pull bar 5 is slidably connected in C type built-in fitting 2 and is fixedly connected with C type built-in fitting 2 by pull bar fastening nut 8, and the other end is fixedly connected with fastener 10.
Described company's wall pull bar 5 comprises the enlarged head and the threaded shank that are connected as a single entity, enlarged head is rectangular, and the part that enlarged head contacts with C type built-in fitting 2 is the inclined-plane caving in to enlarged head center, the contact surface of the C type built-in fitting 2 correspondingly contacting with enlarged head is also inclined-plane.
The enlarged head of described company's wall pull bar 5 has with the junction of threaded shank the positioning boss 11 matching with the opening of C type built-in fitting 2.
Described pull bar fastening nut 8 is fastenedly connected company's wall pull bar 5 and C type built-in fitting 2 by spring shim 4 and pad 3 successively.
Described resistance to plucking reinforcing bar 7 has the shaft shoulder 12 for resisting pulling force in one end of body of wall 1 inner side.
What described fastener 10 comprised two shape symmetries partly detains unit, partly detain the two ends up and down of unit for dull and stereotyped, centre is semi arch plate, two and half upper end of button unit after closing up are connected away from one end of enlarged head with company wall pull bar 5 by two pull bar regulating nuts 9, lower end is fixedly connected with by screw-nut, and the middle circular port forming is socketed in outside the interior vertical rod 6 of scaffold.
Claims (6)
1. a wall-connecting device of scaffold, the wall-connecting piece that comprises the resistance to plucking reinforcing bar (7) that is embedded in body of wall (1) and by fastener (10), scaffold upright rod and resistance to plucking reinforcing bar (7) are coupled together, it is characterized in that: described wall-connecting piece comprises C type built-in fitting (2), connects wall pull bar (5) and pull bar fastening nut (8), described resistance to plucking reinforcing bar (7) is horizontal positioned, the openend of C type built-in fitting (2) is towards body of wall (1) outside, and planar ends and resistance to plucking reinforcing bar (7) weld; One end of described company's wall pull bar (5) is slidably connected in C type built-in fitting (2) and is fixedly connected with C type built-in fitting (2) by pull bar fastening nut (8), and the other end is fixedly connected with fastener (10).
2. wall-connecting device of scaffold according to claim 1, it is characterized in that: described company's wall pull bar (5) comprises the enlarged head and the threaded shank that are connected as a single entity, enlarged head is rectangular, and the part that enlarged head contacts with C type built-in fitting (2) is the inclined-plane caving in to enlarged head center, the contact surface of the C type built-in fitting (2) correspondingly contacting with enlarged head is also inclined-plane.
3. wall-connecting device of scaffold according to claim 2, is characterized in that: the enlarged head of described company's wall pull bar (5) has with the junction of threaded shank the positioning boss (11) matching with the opening of C type built-in fitting (2).
4. wall-connecting device of scaffold according to claim 1, is characterized in that: described pull bar fastening nut (8) will connect wall pull bar (5) by spring shim (4) and pad (3) successively and be fastenedly connected with C type built-in fitting (2).
5. wall-connecting device of scaffold according to claim 1, is characterized in that: described resistance to plucking reinforcing bar (7) has the shaft shoulder (12) for resisting pulling force in one end of body of wall (1) inner side.
6. wall-connecting device of scaffold according to claim 1, it is characterized in that: what described fastener (10) comprised two shape symmetries partly detains unit, partly detain the two ends up and down of unit for dull and stereotyped, centre is semi arch plate, upper end after two and half button unit close up is connected away from one end of enlarged head with company's wall pull bar (5) by two pull bar regulating nuts (9), lower end is fixedly connected with by screw-nut, and the middle circular port forming is socketed in outside the interior vertical rod (6) of scaffold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420398027.6U CN203939227U (en) | 2014-07-18 | 2014-07-18 | Wall-connecting device of scaffold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420398027.6U CN203939227U (en) | 2014-07-18 | 2014-07-18 | Wall-connecting device of scaffold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203939227U true CN203939227U (en) | 2014-11-12 |
Family
ID=51858552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420398027.6U Expired - Fee Related CN203939227U (en) | 2014-07-18 | 2014-07-18 | Wall-connecting device of scaffold |
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| CN (1) | CN203939227U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107268978A (en) * | 2017-07-31 | 2017-10-20 | 中国冶集团有限公司 | Towering structure constructor's row cat ladder sustaining wall fixing device and construction method |
| CN108179871A (en) * | 2017-12-07 | 2018-06-19 | 中建七局(上海)有限公司 | A kind of detachable scaffold wall connecting piece structure and its construction method |
| CN108547445A (en) * | 2018-05-07 | 2018-09-18 | 新力建设集团有限公司 | A kind of scaffold connecting structure |
| CN109441093A (en) * | 2018-12-17 | 2019-03-08 | 江苏省华建建设股份有限公司 | Casing wall-through pull rod formula connects wall fixed Combination device and its construction method of installation |
| CN109457939A (en) * | 2018-12-11 | 2019-03-12 | 上海市建筑装饰工程集团有限公司 | A kind of scaffold original position drawknot system and scaffold |
| CN111779257A (en) * | 2020-06-29 | 2020-10-16 | 中国二十冶集团有限公司 | Embedded part and wall connecting assembly |
| CN115822235A (en) * | 2022-11-14 | 2023-03-21 | 中国五冶集团有限公司 | Pre-buried rotatory buckle formula is wall spare even |
-
2014
- 2014-07-18 CN CN201420398027.6U patent/CN203939227U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107268978A (en) * | 2017-07-31 | 2017-10-20 | 中国冶集团有限公司 | Towering structure constructor's row cat ladder sustaining wall fixing device and construction method |
| CN108179871A (en) * | 2017-12-07 | 2018-06-19 | 中建七局(上海)有限公司 | A kind of detachable scaffold wall connecting piece structure and its construction method |
| CN108547445A (en) * | 2018-05-07 | 2018-09-18 | 新力建设集团有限公司 | A kind of scaffold connecting structure |
| CN109457939A (en) * | 2018-12-11 | 2019-03-12 | 上海市建筑装饰工程集团有限公司 | A kind of scaffold original position drawknot system and scaffold |
| CN109441093A (en) * | 2018-12-17 | 2019-03-08 | 江苏省华建建设股份有限公司 | Casing wall-through pull rod formula connects wall fixed Combination device and its construction method of installation |
| CN111779257A (en) * | 2020-06-29 | 2020-10-16 | 中国二十冶集团有限公司 | Embedded part and wall connecting assembly |
| CN115822235A (en) * | 2022-11-14 | 2023-03-21 | 中国五冶集团有限公司 | Pre-buried rotatory buckle formula is wall spare even |
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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: 20141112 Termination date: 20160718 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |