CN105625749A - Steel pipe scaffold early-demounting component and device - Google Patents
Steel pipe scaffold early-demounting component and device Download PDFInfo
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- CN105625749A CN105625749A CN201410589458.5A CN201410589458A CN105625749A CN 105625749 A CN105625749 A CN 105625749A CN 201410589458 A CN201410589458 A CN 201410589458A CN 105625749 A CN105625749 A CN 105625749A
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Abstract
The invention provides a steel pipe scaffold early-demounting component which comprises an adjusting screw, an early-demounting head and a bell and spigot base. The early-demounting head comprises a bracket, a pipe body and a clamping ring. The bracket comprises a carrying body and handles arranged on the carrying body and used for rotating the carrying body. The adjusting screw is sleeved with the bracket. The pipe body is in a hollow cylindrical shape and four clamping grooves are evenly and symmetrically formed in the pipe body in the circumferential direction. The clamping grooves are recessed inwards from the pipe body to form a flat inner wall. The pipe body is arranged above the bracket. The clamping ring is formed by connecting a non-closed large ring and a non-closed small ring. The inner diameter of the larger ring is not smaller than the outer diameter of the pipe body. The inner wall of the small ring is flat and the small ring is clamped between three clamping grooves. By the adoption of the steel pipe scaffold early-demounting component, the position of the early-demounting head on the adjusting screw can be flexibly adjusted, the direction of the early-demounting head can be flexibly adjusted according to use requirements, only small force needs to be applied when early-demounting is needed, and operation is easy and efficient. The steel pipe scaffold early-demounting component is simple in structure, convenient to mount and demount, stable in performance, safe and reliable.
Description
Technical field
The present invention relates to steel pipe scaffold field, particularly relate to a kind of steel pipe scaffold and early tear component and early-dismantling device open.
Background technology
In the concrete placings of building is constructed, thing built by cement etc. is all water in the building template set up by designing requirement, and form bracing system adopts two ways mostly: the first is CN203684683 referring to publication number, the patent document of " a kind of early dismantling head constructional device " by name, it discloses a kind of early dismantling head constructional device, including steel supporting plate, interior steel pipe, screw mandrel and feed screw nut, and interior steel pipe is located between steel supporting plate and screw mandrel, and feed screw nut is enclosed within screw mandrel and can slide along screw mandrel. Compared with the technical schemes such as this utility model and now conventional design of coupler scaffold, there are two advantages: 1, the installation of early dismantling head with Demolition Construction is convenient, simple to operate, efficiency is high, saving labour force, node firm be not afraid of to fall touch; 2, early dismantling head can after concrete reaches some strength, and premature removal template and primary and secondary back cord thereof only stay vertical rod, accelerate the turnover of primary and secondary back cord and template. But there is following defect: 1, connector female is connected with cross bar at the bottom of plate cross member and beam, contact surface is too small and degree of freedom is bigger, under certain lateral stressed situation, it is possible to cause that cross bar at the bottom of connector female and plate cross member and beam is subjected to displacement, even affect the degree of stability of early dismantling head. When 2, realizing early tearing open, it is necessary to rotating band compass sleeve pipe also makes its notch alignment location slightly, and overall needs applies very big power, when overload on it, is difficulty with early tearing open, operation inconvenience.
The second is CN202706558U referring to publication number, the patent document of " a kind of early dismantling head " by name, it discloses a kind of early dismantling head, including rectangle supervisor, jacking, casing, slide plate, base plate, the top of described supervisor is fixing connects jacking, and connecting bottom board is fixed in bottom, described casing and sliding plate sleeve are contained in the middle and upper part of supervisor, setting gradually block, middle block and lower block from the top down between casing and supervisor, the medial surface of slide plate contacts with lower block, and slide block and casing can slide in supervisor outside. This design has can the height of adjustment plate, beam formwork on demand at any time, the advantage of highly versatile, but shortcoming is easy can not to connect cross bar and the beam of Different Weight, post, can not install vertical rod additional in the bottom of early-dismantling device, and rigidity, intensity and degree of stability are not enough.
Summary of the invention
Defect for prior art, it is desirable to provide a kind of steel pipe scaffold early tears component and early-dismantling device open, energy flexible early dismantling head position on adjusting screw rod, and can according to using the direction needing flexible early dismantling head, when needing to realize early tearing open, only need apply an only small power, simple to operate efficiently. Present configuration is simple, easy to loading and unloading, stable performance, safe and reliable.
In order to realize above-mentioned technical purpose, the present invention adopts following technological means: a kind of steel pipe scaffold early tears component open, including adjusting screw rod, early dismantling head and socket joint pedestal, it is characterised in that:
Described adjusting screw rod surface is provided with external screw thread;
Described early dismantling head includes bracket, body and snap ring, described bracket includes the base body in hollow cylindrical and is arranged on base body for rotating the hands handle of base body, described base body axial centre runs through and is provided with the female thread suitable with adjusting screw rod external screw thread, described bracket is set in outside adjusting screw rod, described body is hollow cylindrical and circumference arranges four draw-in grooves symmetrically, described draw-in groove is caved inward by body and forms smooth inwall, described body is arranged on above bracket, described snap ring is interconnected to form by a nonocclusive macro ring and a little ring, described macro ring internal diameter is not less than outer tube diameter, described little ring inwall is smooth and is connected between three draw-in grooves,
Described socket joint pedestal is hollow cylindrical, and its internal diameter is suitable with outer tube diameter, and the circumference of described socket joint pedestal is uniformly arranged cone-shaped nib, and being shaped as of described cone-shaped nib narrow outer width up-narrow and down-wide, inner, described socket joint pedestal is arranged on above snap ring.
Further, also including the sleeve in hollow cylindrical, described sleeve diameter is suitable with outer tube diameter and is sheathed on outside body, and described sleeve is arranged between snap ring and socket joint pedestal.
Further, described macro ring outside hub place is provided with the flange for knocking.
Further, the circumference of described socket joint pedestal is uniformly provided with four cone-shaped nib, being shaped as of described cone-shaped nib narrow outer width up-narrow and down-wide, inner.
Further, a kind of steel pipe scaffold early-dismantling device, it is characterised in that: include vertical rod, cross bar, adjustable nut and steel pipe scaffold as above and early tear component open;
Setting female thread in described vertical rod, described adjusting screw rod screws in vertical rod;
Described adjustable nut includes the spiral shell body in hollow cylindrical and is arranged on spiral shell body for rotating turning of spiral shell body, described spiral shell body axial centre runs through and is provided with the female thread suitable with adjusting screw rod external screw thread, and it is outside and be arranged between bracket and vertical rod top that described adjustable nut is sheathed on adjusting screw rod;
Described crossbar end is provided with the conical socket suitable with cone-shaped nib, and being shaped as of described conical socket narrow outer width up-narrow and down-wide, inner, the conical socket of described cross bar is inserted in cone-shaped nib.
Further, turning of described adjustable nut is provided with the through hole of hollow out.
Beneficial effects of the present invention: a kind of steel pipe scaffold provided by the invention early tears component and early-dismantling device, energy flexible early dismantling head position on adjusting screw rod open, and can need the direction of flexible early dismantling head according to use. It is hollow cylindrical due to body and circumference arranges four draw-in grooves symmetrically, it is necessary to during adjustment direction, by snap ring direction of rotation, the connection at four direction of little ring and body can be realized. The design that is smooth and that be connected between three draw-in grooves of little ring inwall is adopted to increase the contact surface of little ring and draw-in groove so that the connection of little ring and draw-in groove is more stable. When needing to realize early tearing open, it is only necessary to apply an only small power and beat macro ring, simple to operate efficiently. The present invention has enough intensity, rigidity and degree of stability, it is ensured that construction is smoothly and safety. Present configuration is simple, mounting or dismounting are convenient, stable performance, safe and reliable, can repeatedly have enough to meet the need use, reduce amortization charge and use.
Accompanying drawing explanation
Fig. 1 is the assembling schematic diagram of the present invention;
Fig. 2 is the structural representation of bracket of the present invention and body;
Fig. 3 is the structural representation of snap ring of the present invention;
Fig. 4 is the structural representation of sleeve of the present invention.
Wherein: 1, adjusting screw rod; 2, socket joint pedestal; 3, cone-shaped nib; 4, bracket; 4a, base body; 4b, hands handle; 5, body; 5a, draw-in groove; 6, snap ring; 6a, macro ring; 6b, little ring; 7, sleeve; 8, adjustable nut; 8a, spiral shell body; 8b, turn; 8c, through hole; 9, flange.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.
With reference to shown in Fig. 1, Fig. 2 and Fig. 3, a kind of steel pipe scaffold provided by the invention early tears component open, including adjusting screw rod 1, early dismantling head and socket joint pedestal 2.
Described adjusting screw rod 1 surface is provided with external screw thread, is arranged on rod end.
Described early dismantling head includes bracket 4, body 5 and snap ring 6. Described bracket 4 includes the base body 4a in hollow cylindrical and is arranged on base body 4a for rotating the handle 4b of base body 4a, described base body 4a axial centre runs through and is provided with the female thread suitable with adjusting screw rod 1 external screw thread, and it is outside that described bracket 4 is set in adjusting screw rod 1. Rotary handle 4b drives bracket 4 to move up and down along the external screw thread of adjusting screw rod 1, scalable early dismantling head height on adjusting screw rod 1.
Described body 5 in hollow cylindrical and circumference four draw-in groove 5a, described draw-in groove 5a are set symmetrically and are caved inward by body 5 and form smooth inwall, described body 5 is arranged on above bracket 4.
Described snap ring 6 is interconnected to form by a nonocclusive macro ring 6a and a little ring 6b, and described macro ring 6a internal diameter is not less than body 5 external diameter, and described little ring 6b inwall is smooth and is connected between three draw-in groove 5a. Due to body 5 in hollow cylindrical and circumference four draw-in groove 5a are set symmetrically, it is necessary to during adjustment direction, by snap ring 6 direction of rotation, the connection at four direction of little ring 6b and body 5 can be realized, respectively: 0 ��, 90 ��, 180 �� and 270 ��. The design that is smooth and that be connected between three draw-in groove 5a of little ring 6b inwall is adopted to increase the contact surface of little ring 6b and draw-in groove 5a so that the connection of little ring 6b and draw-in groove 5a is more stable.
During use, early dismantling head is rotatably connected with adjusting screw rod 1 by female thread, can adjust early dismantling head position on adjusting screw rod 1 as required. Being used mostly welding in prior art, this mode makes tear component direction in vertical rod open morning and position one is sized, then can not change, can not adjust at any time according to construction demand in work progress. The present invention adopts threaded mode, it is possible to according to Specific construction needs, changes by screwing all numbers of screw thread, adjusts early-dismantling device position in vertical rod and relative direction at any time.
With reference to shown in Fig. 1, described socket joint pedestal 2 is in hollow cylindrical, and its internal diameter is suitable with body 5 external diameter, and the circumference of described socket joint pedestal 2 is uniformly arranged cone-shaped nib 3, described cone-shaped nib 3 be shaped as narrow outer width up-narrow and down-wide, inner, described socket joint pedestal 2 is arranged on above snap ring 6. During use, being assembled by the cross bar with suitable conical socket and buckle in cone-shaped nib 3, conical socket and cone-shaped nib 3 engage each other formation auxiliary connection. When not needing to use, conical socket is taken out from cone-shaped nib 3, does not need to use any screw or welding equipment, load and unload very convenient.
With reference to, shown in Fig. 4, further, also including the sleeve 7 in hollow cylindrical, described sleeve 7 internal diameter is suitable with body 5 external diameter and is sheathed on body 5 outside, and described sleeve 7 is arranged between snap ring 6 and socket joint pedestal 2. Socket joint pedestal 2 is arranged on above sleeve 7, it is achieved when early tearing open, slightly exerts a force with instrument and knocks macro ring 6a, macro ring 6a advances along draw-in groove 5a to little ring 6b direction, namely little ring 6b departs from the fixing of draw-in groove 5a, and socket joint pedestal 2, is torn open thus realizing morning namely along the downward landing of body 5 together with cross bar. For the ease of knocking macro ring 6a, sleeve 7 is installed between snap ring 6 and socket joint pedestal 2, more convenient to operate.
With reference to shown in Fig. 3, further, described macro ring 6a outside hub place is provided with the flange 9 for knocking. When knocking macro ring 6a, directly knock flange 9.
With reference to shown in Fig. 1, it is preferred that the circumference of described socket joint pedestal 2 is uniformly provided with four cone-shaped nib 3, described cone-shaped nib 3 be shaped as narrow outer width up-narrow and down-wide, inner. Four cone-shaped nib 3 make socket joint pedestal can connect cross bar at four direction, improve the practicality early tearing component open.
Shown in reference Fig. 1, further, a kind of steel pipe scaffold early-dismantling device, it is characterised in that: include vertical rod, cross bar, adjustable nut 8 and steel pipe scaffold as above and early tear component open;
Setting female thread in described vertical rod, adjusting screw rod 1 screws in vertical rod;
Described adjustable nut 8 includes the spiral shell body 8a in hollow cylindrical and is arranged on spiral shell body 8a for rotating the 8b that turns of spiral shell body 8a, spiral shell body 8a axial centre runs through and is provided with the female thread suitable with adjusting screw rod 1 external screw thread, and it is outside and be arranged between bracket 4 and vertical rod top that adjustable nut 8 is sheathed on adjusting screw rod 1;
Described crossbar end is provided with the conical socket suitable with cone-shaped nib 3, and being shaped as of described conical socket narrow outer width up-narrow and down-wide, inner, the conical socket of described cross bar is inserted in cone-shaped nib 3.
Further, the 8b that turns of described adjustable nut 8 is provided with the through hole 8c of hollow out. This being designed to, ensureing that adjustable nut 8 is while having enough intensity, rigidity and degree of stability, reduces the overall weight of adjustable nut 8, saves production cost, efficient energy-saving.
During use, adjusting screw rod 1 is arranged on scaffold upright rod top, adjustable nut 8 is screwed in adjusting screw rod 1, successively bracket 4, body 5 are screwed in adjusting screw rod 1 again, snap ring 6 is inserted in body 5, needing to be connected between three draw-in groove 5a little ring 6b according to construction, then sleeve 7 is arranged on little ring 6b top, socket joint pedestal 2 is arranged on above sleeve 7. Socket joint pedestal 2 connects cross bar, for the beam of support shuttering, post. When needing to adjust the template being positioned on cross bar, turning handle 4b drives early dismantling head to rotate upwardly and downwardly in adjusting screw rod 1, and socket joint pedestal 2 then moves up or down therewith, cross bar and template can be driven to move up and down, complete adjustment process. When needing adjustment direction, by snap ring 6 direction of rotation, the connection at four direction of little ring 6b and body 5 can be realized, respectively: 0 ��, 90 ��, 180 �� and 270 ��. When realizing early tearing open, slightly exerting a force with instrument and knock the flange 9 of macro ring 6a, macro ring 6a advances along draw-in groove 5a to little ring 6b direction, and namely little ring 6b departs from the fixing of draw-in groove 5a, and socket joint pedestal 2, is torn open thus realizing morning namely along the downward landing of body 5 together with cross bar.
The present invention adopts conical socket and cone-shaped nib 2 to engage each other the connected mode forming auxiliary connection, and this connection is reliable and stable, has and prevents collapsing de-function. When the present invention dismantled by needs, it is only necessary to one power vertically upward of cross bar, namely can realize separating of socket joint pedestal and cross bar, simple to operate efficiently. Compared with connecting with fastener, present invention assembling, dismounting save time more than 90%, greatly reduce labor intensity, improve work efficiency. Compared with early-dismantling device of the prior art, the connecting portion contact area of the present invention is relatively big, and coefficient of friction is relatively big, and it is higher that it connects node shearing resistance, tension, measuring body ability, and the bearing capacity of whole connection system for guide rail is higher, stability is higher.
The above is only the preferred embodiment of the present invention, and protection scope of the present invention is not limited merely to above-described embodiment, and all technical schemes belonged under thinking of the present invention belong to protection scope of the present invention. It should be pointed out that, for those skilled in the art, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (6)
1. steel pipe scaffold early tears a component open, including adjusting screw rod, early dismantling head and socket joint pedestal, it is characterised in that:
Described adjusting screw rod surface is provided with external screw thread;
Described early dismantling head includes bracket, body and snap ring, described bracket includes the base body in hollow cylindrical and is arranged on base body for rotating the hands handle of base body, described base body axial centre runs through and is provided with the female thread suitable with adjusting screw rod external screw thread, described bracket is set in outside adjusting screw rod, described body is hollow cylindrical and circumference arranges four draw-in grooves symmetrically, described draw-in groove is caved inward by body and forms smooth inwall, described body is arranged on above bracket, described snap ring is interconnected to form by a nonocclusive macro ring and a little ring, described macro ring internal diameter is not less than outer tube diameter, described little ring inwall is smooth and is connected between three draw-in grooves,
Described socket joint pedestal is hollow cylindrical, and its internal diameter is suitable with outer tube diameter, and the circumference of described socket joint pedestal is uniformly arranged cone-shaped nib, and being shaped as of described cone-shaped nib narrow outer width up-narrow and down-wide, inner, described socket joint pedestal is arranged on above snap ring.
2. steel pipe scaffold according to claim 1 early tears component open, it is characterised in that: also including the sleeve in hollow cylindrical, described sleeve diameter is suitable with outer tube diameter and is sheathed on outside body, and described sleeve is arranged between snap ring and socket joint pedestal.
3. steel pipe scaffold according to claim 1 early tears component open, it is characterised in that: described macro ring outside hub place is provided with the flange for knocking.
4. steel pipe scaffold according to claim 1 early tears component open, it is characterised in that: the circumference of described socket joint pedestal is uniformly provided with four cone-shaped nib, being shaped as of described cone-shaped nib narrow outer width up-narrow and down-wide, inner.
5. a steel pipe scaffold early-dismantling device, it is characterised in that: include vertical rod, cross bar, adjustable nut and the steel pipe scaffold as according to any one of claim 1-4 and early tear component open;
Setting female thread in described vertical rod, described adjusting screw rod screws in vertical rod;
Described adjustable nut includes the spiral shell body in hollow cylindrical and is arranged on spiral shell body for rotating turning of spiral shell body, described spiral shell body axial centre runs through and is provided with the female thread suitable with adjusting screw rod external screw thread, and it is outside and be arranged between bracket and vertical rod top that described adjustable nut is sheathed on adjusting screw rod;
Described crossbar end is provided with the conical socket suitable with cone-shaped nib, and being shaped as of described conical socket narrow outer width up-narrow and down-wide, inner, the conical socket of described cross bar is inserted in cone-shaped nib.
6. a kind of steel pipe scaffold early-dismantling device according to claim 5, it is characterised in that: turning of described adjustable nut is provided with the through hole of hollow out.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410589458.5A CN105625749B (en) | 2014-10-23 | 2014-10-23 | A kind of steel pipe scaffold early-dismantling device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410589458.5A CN105625749B (en) | 2014-10-23 | 2014-10-23 | A kind of steel pipe scaffold early-dismantling device |
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| CN105625749A true CN105625749A (en) | 2016-06-01 |
| CN105625749B CN105625749B (en) | 2018-01-19 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106337559A (en) * | 2016-10-13 | 2017-01-18 | 中国建筑股份有限公司 | Early dismantling support system of mold plate support frame and application method of early dismantling support system |
| CN109025263A (en) * | 2018-08-26 | 2018-12-18 | 杨棣柔 | A kind of construction form and shoring early-dismantling device |
| CN109629831A (en) * | 2018-12-24 | 2019-04-16 | 蒿振侠 | A kind of cross staggered floor lockup supporting structure |
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| CN109629831A (en) * | 2018-12-24 | 2019-04-16 | 蒿振侠 | A kind of cross staggered floor lockup supporting structure |
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|---|---|
| CN105625749B (en) | 2018-01-19 |
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