CN102021997A - Method for building platform at bottom of suspended scaffold - Google Patents
Method for building platform at bottom of suspended scaffold Download PDFInfo
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- CN102021997A CN102021997A CN 201010564981 CN201010564981A CN102021997A CN 102021997 A CN102021997 A CN 102021997A CN 201010564981 CN201010564981 CN 201010564981 CN 201010564981 A CN201010564981 A CN 201010564981A CN 102021997 A CN102021997 A CN 102021997A
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Abstract
The invention discloses a method for building a platform at the bottom of a suspended scaffold, which comprises the following steps: respectively reserving a plurality of holes in the positions corresponding to two different heights of a wall body part or on beams on a window, which correspond to upper and lower adjacent layers; adopting a scaffold base beam to fix the inner side end of the base beam on a wall body through a fastener and the reserved holes in the low positions; connecting the outer side end of the scaffold base beam with one end of a pull rod which can be tightened; fixing the other end of the pull rod on the wall body through a pull rod seat and the reserved holes in the high positions so as to form a right-angled triangle taking the pull rod, the scaffold base beam and the wall body as three sides; building the scaffold on the platform formed by at least two scaffold base beams at the same height; tightening the pull rod after well building the scaffold; and enabling the scaffold base beams to be vertical to the wall body. The method has the advantages of saving materials, facilitating construction and operation, ensuring that the supporting plane of the scaffold is smooth and non-inclined, and being safer for building the scaffold; furthermore, the universality is strong, and the method is applicable to construction projects of shear wall structures and framework structures with various floor heights.
Description
Technical field
The present invention relates to the technical field of architecture construction, relate in particular to a kind of building method of builder's jack bottom platform.
Background technology
It is comparatively common that builder's jack is used for high building project, its form of structure generally has two kinds: one, adopt i iron 22, at floor 25 from wall end 26 pre-buried annular bolt 24 at a distance, to be tiled on the floor 25 than long i iron, its medial extremity is through in the annular bolt 24, and should hold fixing with oblique timber wedge 23.The inside and outside bar of scaffold 21 erects on i iron, upwards sets up scaffold, sees also Fig. 5.The i iron that this method adopts is oversize, is difficult to place, and the balcony position is more difficult, and easy concrete pressure ring with the balcony position.Its two, also be to utilize annular bolt 36, then be that annular bolt 26 is embedded in from wall end 38 more nearby, will be through in this pre-buried annular bolt than the short i iron or the medial extremity of channel-section steel 34, and be fixed with oblique timber wedge 35.The outboard end of i iron or channel-section steel is pulled in steel cable 33 in the steel cable draw ring 32 on the floor of last layer, and the inside and outside bar of scaffold 31 erects on i iron or channel-section steel, upwards sets up scaffold, sees also Fig. 6.Though this method makes used i iron or channel-section steel contraction in length, but it is because short with the overlapping part of floor, the outer end is downward-sloping easily when cantilever end is stressed, with wire rope cantilever end is had certain tension effect, but before scaffold is not set up wire rope draw not tight, by the time scaffold building has been got well, the elongation per unit length of wire rope is difficult to control again, this can make that the outboard end of i iron is downward-sloping, and scaffold thereupon can flare, brings many unsafe factors to construction.
Summary of the invention
The object of the present invention is to provide the building method of a kind of easy construction and safer a kind of builder's jack bottom platform, this method is implemented by following technical solution:
Described building method is, on putting the beams in place, the window of two differing heights places of corresponding wall part or corresponding neighbouring layer reserves some holes respectively, adopt a scaffold base beam, the medial extremity of this base beam is fixed on the body of wall by securing member and the preformed hole that is in low level, scaffold base beam outboard end connects an end of collapsible pull bar, the other end of this pull bar is fixed in body of wall by draw-bar seat and the preformed hole that is in a high position, formation is with described pull bar, scaffold base beam and body of wall are the right-angled triangle on three limits, on the platform that level scaffold base beam forms by two at least, scaffold erecting, after scaffold is put up, tighten up described pull bar, make the scaffold base beam vertical with body of wall.
The further design of described building method is that the preformed hole that is in high and low level is separately positioned on the body of wall of corresponding upper and lower adjacent layer floor downside.
The further design of described building method is, the scaffold base beam is made up of crossbeam, junction plate and strut, the end that junction plate is vertically connected on the scaffold base beam forms the medial extremity of described base beam, and strut one end is connected in junction plate, and an end is connected with the lower end of crossbeam; Junction plate is provided with and the corresponding hole of the reservation of described low level.
The further design of described building method is that securing member is through-wall bolt and corresponding nut, and this through-wall bolt passes the nut that spins behind hole on the described junction plate and a corresponding preformed hole and the pad, and described crossbeam is fixed on the body of wall.
The further design of described building method is that crossbeam adopts i iron, described junction plate to adopt steel plate, and described strut adopts steel pipe, and welding is adopted in the described connection between the three.
The further design of described building method is, pull bar is made up of with the bolt of two-way inside spin two bars and, one end of two bars is established the external screw thread of opposite rotation direction respectively, two bars by the end the connection of corresponding with the described bolt respectively rotation direction end of external screw thread, described bolt two bars of turn stretch out vertically or shrink.
The further design of described building method is, one end of draw-bar seat is provided with through-wall bolt, the high-order preformed hole that this through-wall bolt passes described corresponding wall part spins nut behind the cross-under backing plate again and is fixed in body of wall, and the other end divides hinged by an end of pivot pin and institute's pull bar.
The method that the present invention adopts reserving hole and through-wall bolt and crosses backing plate fixes the scaffold base beam,, the length of base beam is shortened greatly, not only saved material and but also the convenient construction operation; The inventive method is the fixing ring balcony structure of can decreasing on the interior wall at the balcony position of shear wall structure, and fixedly on the barrel, than the easy constructing operation of method commonly used, and it is stressed reasonable at core tube position; Collapsible pull bar is provided with the bolt with two-way inside spin, makes this bar when being subjected to external force effect extension, and its length controlled guarantees steadily not tilting of scaffold supporting plane, makes building of scaffold safer; The inventive method highly versatile is applicable to the construction works of the various floor heights building of shear wall structure, frame construction.
Description of drawings
Fig. 1 is a schematic diagram of building the builder's jack bottom platform with the inventive method.
Fig. 2 is the vertical view (remove scaffold 1, and draw-bar seat 8 wall parts of living in are carried out broken section) of Fig. 1.
Fig. 3 is the enlarged drawing at M place among Fig. 1.
Fig. 4 is the enlarged drawing at N place among Fig. 1.
Fig. 5 is a kind of bridging arrangement of existing builder's jack.
Fig. 6 is the another kind of bridging arrangement of existing builder's jack.
The specific embodiment
Present embodiment is to build the builder's jack bottom platform on the first floor body of wall.At first approximately at first, second floor plate downside? on the body of wall at mm place (also can put the beams in place) preformed hole is set respectively at the window of first, second floor plate downside, and adopt a pin with hand frame base beam 3, by first floor floor downside preformed hole this pin is fixed in body of wall with hand frame base beam 3, form the beam of encorbelmenting, please contrast Fig. 1.
Scaffold base beam 7 is made up of crossbeam 3, junction plate 1 and strut 4, sees also Fig. 2, and junction plate 1 is welded on the medial extremity of crossbeam 3, and it is vertical with crossbeam 3, strut 4 places the downside of crossbeam 3, and weld with junction plate 1 and crossbeam 3 respectively at its two ends, to form the supporting to crossbeam.Junction plate 1 be provided with first floor underfloor side wall body on the corresponding hole of preformed hole, through-wall bolt 10 passes the nut 14 that spins behind the preformed hole of hole on the junction plate 1 and first floor floor downside and the pad 5, and crossbeam 3 is fixed on the first floor body of wall 6a.The outboard end of scaffold base beam 7 is by an end of pivot pin 12 hinged collapsible pull bars 15, and the other end of this pull bar is connected in body of wall by the preformed hole of draw-bar seat 9 and second layer floor downside.Pull bar, scaffold base beam and body of wall respectively act on leg-of-mutton one side and the leg-of-mutton bearing structure of form right angle like this, to strengthen the bearing strength of this beam of encorbelmenting.Present embodiment is provided with two parallel contour scaffold base beams 7.
The structure of draw-bar seat 9 sees also Fig. 3, and the one end is provided with through-wall bolt 8, and the body of wall 6b that this through-wall bolt 8 passes second layer floor downside goes up preformed hole and spins nut 13 behind the cross-under backing plate 11 again and make draw-bar seat 8 be fixed in body of wall.Draw-bar seat 8 other ends divide hinged by pivot pin 12 and pull bar 15 1 ends.Pull bar 15 is made up of with the nut of two-way inside spin two bar 15a, 15b and one, one end of two bars is established the external screw thread of opposite rotation direction respectively, two bars by the end external screw thread spin with nut 16 corresponding rotation direction ends respectively, turn nut 16, pull bar stretches out vertically or shrinks for 15 liang.Present embodiment respectively is provided with a pull bar 15 in the both sides of each scaffold base beam 7, referring to Fig. 4.
On two mounted co-altitude scaffold base beams 7, scaffold erecting 18 at last, scaffold take 18 build up after because the weight of scaffold can make pull bar 15 produce reclinate elastic deformation, the length elongation of pull bar 15.So after scaffold is put up, pull bar 15 is regulated the nut 16 on the turn pull bar, make two bar 15a, 15b produce the axially-movable of moving in nut 16, pull bar 15 tightens up, and guarantees that like this scaffold base beam 7 is vertical with body of wall, scaffold is flare not, thereby guarantees the safe and reliable of construction.
Claims (7)
1. the building method of a builder's jack bottom platform, it is characterized in that on the window of two differing heights places of corresponding wall part or corresponding neighbouring layer is put the beams in place, reserving some holes respectively, adopt a scaffold base beam, the medial extremity of this base beam is fixed on the body of wall by securing member and the preformed hole that is in low level, scaffold base beam outboard end connects an end of collapsible pull bar, the other end of this pull bar is fixed in body of wall by draw-bar seat and the preformed hole that is in a high position, formation is with described pull bar, scaffold base beam and body of wall are the right-angled triangle on three limits, on the platform that level scaffold base beam forms by two at least, scaffold erecting, after scaffold is put up, tighten up described pull bar, make the scaffold base beam vertical with body of wall.
2. the building method of a kind of builder's jack bottom platform according to claim 1 is characterized in that the described preformed hole that is in high and low level is separately positioned on the body of wall of corresponding upper and lower adjacent layer floor downside.
3. the building method of a kind of builder's jack bottom platform according to claim 2, it is characterized in that described scaffold base beam is made up of crossbeam, junction plate and strut, the end that junction plate is vertically connected on the scaffold base beam forms the medial extremity of described base beam, strut one end is connected in junction plate, and an end is connected with the lower end of crossbeam; Junction plate is provided with and the corresponding hole of the reservation of described low level.
4. the building method of a kind of builder's jack bottom platform according to claim 3, it is characterized in that described securing member is through-wall bolt and corresponding nut, this through-wall bolt passes the nut that spins behind hole on the described junction plate and a corresponding preformed hole and the pad, and described crossbeam is fixed on the body of wall.
5. the building method of a kind of builder's jack bottom platform according to claim 4 is characterized in that described crossbeam adopts i iron, described junction plate to adopt steel plate, and described strut adopts steel pipe, and welding is adopted in the described connection between the three.
6. the building method of a kind of builder's jack bottom platform according to claim 1, it is characterized in that pull bar is made up of with the nut of two-way inside spin two bars and, one end of two bars is established the external screw thread of opposite rotation direction respectively, two bars by the end the connection of corresponding with the described nut respectively rotation direction end of external screw thread, described bolt two bars of turn stretch out vertically or shrink.
7. the building method of a kind of builder's jack bottom platform according to claim 6, its feature is provided with through-wall bolt at an end of described draw-bar seat, the high-order preformed hole that this through-wall bolt passes described corresponding wall part spins nut behind the cross-under backing plate again and is fixed in body of wall, and the other end divides hinged by an end of pivot pin and institute's pull bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010564981 CN102021997A (en) | 2010-11-29 | 2010-11-29 | Method for building platform at bottom of suspended scaffold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010564981 CN102021997A (en) | 2010-11-29 | 2010-11-29 | Method for building platform at bottom of suspended scaffold |
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| CN102021997A true CN102021997A (en) | 2011-04-20 |
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| CN 201010564981 Pending CN102021997A (en) | 2010-11-29 | 2010-11-29 | Method for building platform at bottom of suspended scaffold |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102296746A (en) * | 2011-06-15 | 2011-12-28 | 天颂建设集团有限公司 | Cast-in-situ concrete slab containing embedded part |
| CN102296798A (en) * | 2011-06-14 | 2011-12-28 | 中国建筑第五工程局有限公司 | Bracket bearing structure at external corner part of segmented erection type scaffold |
| CN102777022A (en) * | 2012-08-03 | 2012-11-14 | 汕头市建筑工程总公司 | Postpositional double-steel-channel overhanging scaffold and construction method thereof |
| CN103821333A (en) * | 2014-02-27 | 2014-05-28 | 中天建设集团有限公司 | Construction method for overhung scaffold with detachable triangular supports |
| CN113404277A (en) * | 2021-07-15 | 2021-09-17 | 中建八局西南建设工程有限公司 | Elasticity-adjustable cantilever beam assembly and construction method thereof |
| CN114000695A (en) * | 2021-10-18 | 2022-02-01 | 西安安德固模架工程有限公司 | Scaffold for supporting multilayer concrete structure and mounting method thereof |
| CN115773001A (en) * | 2023-02-09 | 2023-03-10 | 北京市第三建筑工程有限公司 | Steel structure antique attic construction method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2417753A (en) * | 2003-06-30 | 2006-03-08 | Rope Access Building Services | Improvements in scaffolding brackets |
| CN201056830Y (en) * | 2007-07-04 | 2008-05-07 | 南通建工集团股份有限公司 | Elevation linkage system of cantilever scaffold |
| CN201546435U (en) * | 2009-11-11 | 2010-08-11 | 龙信建设集团有限公司 | Bolted stayed cantilever scaffold |
| CN201627352U (en) * | 2009-12-17 | 2010-11-10 | 宁波东新建筑有限公司 | Wall type overhanging bracket |
-
2010
- 2010-11-29 CN CN 201010564981 patent/CN102021997A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2417753A (en) * | 2003-06-30 | 2006-03-08 | Rope Access Building Services | Improvements in scaffolding brackets |
| CN201056830Y (en) * | 2007-07-04 | 2008-05-07 | 南通建工集团股份有限公司 | Elevation linkage system of cantilever scaffold |
| CN201546435U (en) * | 2009-11-11 | 2010-08-11 | 龙信建设集团有限公司 | Bolted stayed cantilever scaffold |
| CN201627352U (en) * | 2009-12-17 | 2010-11-10 | 宁波东新建筑有限公司 | Wall type overhanging bracket |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102296798A (en) * | 2011-06-14 | 2011-12-28 | 中国建筑第五工程局有限公司 | Bracket bearing structure at external corner part of segmented erection type scaffold |
| CN102296746A (en) * | 2011-06-15 | 2011-12-28 | 天颂建设集团有限公司 | Cast-in-situ concrete slab containing embedded part |
| CN102296746B (en) * | 2011-06-15 | 2014-07-16 | 天颂建设集团有限公司 | Cast-in-situ concrete slab containing embedded part |
| CN102777022A (en) * | 2012-08-03 | 2012-11-14 | 汕头市建筑工程总公司 | Postpositional double-steel-channel overhanging scaffold and construction method thereof |
| CN103821333A (en) * | 2014-02-27 | 2014-05-28 | 中天建设集团有限公司 | Construction method for overhung scaffold with detachable triangular supports |
| CN113404277A (en) * | 2021-07-15 | 2021-09-17 | 中建八局西南建设工程有限公司 | Elasticity-adjustable cantilever beam assembly and construction method thereof |
| CN114000695A (en) * | 2021-10-18 | 2022-02-01 | 西安安德固模架工程有限公司 | Scaffold for supporting multilayer concrete structure and mounting method thereof |
| CN115773001A (en) * | 2023-02-09 | 2023-03-10 | 北京市第三建筑工程有限公司 | Steel structure antique attic construction method |
| CN115773001B (en) * | 2023-02-09 | 2023-05-05 | 北京市第三建筑工程有限公司 | Steel structure archaizing attic construction method |
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Application publication date: 20110420 |