CN108999394A - Console mode scaffold turns the construction technology of overhanging scaffold - Google Patents
Console mode scaffold turns the construction technology of overhanging scaffold Download PDFInfo
- Publication number
- CN108999394A CN108999394A CN201810922476.9A CN201810922476A CN108999394A CN 108999394 A CN108999394 A CN 108999394A CN 201810922476 A CN201810922476 A CN 201810922476A CN 108999394 A CN108999394 A CN 108999394A
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- Prior art keywords
- scaffold
- steel
- console mode
- jack
- overhanging
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/006—Scaffold with cantilevered sections, e.g. to accommodate overhangs or recesses in the facade
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/04—Means for fastening, supporting, or bracing scaffolds on or against building constructions
- E04G5/045—Means for fastening, supporting, or bracing scaffolds on or against building constructions for fastening scaffoldings on profiles, e.g. I or H profiles
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses the construction technologies that a kind of console mode scaffold turns overhanging scaffold, it includes the following steps: to draw overhanging scaffold lower support structure figure；I-steel is cut, and welds more vertical reinforcing pipes on I-steel；I-steel is installed；Fixed jack is installed on corresponding I-steel, meanwhile, a connector is installed on each jack；After connector is fixedly connected with upright bar adjacent thereto, while starting all jack, console mode scaffold bottom is made to be detached from ground；More company's wall cross bars are installed in upright bar, and vertical reinforcing pipe and upright bar adjacent thereto on I-steel are fixed together by anchor ear；Remove the upright bar for being located at the following console mode scaffold of bottom plate floor and cross bar；Remove jack and connector.Console mode scaffold rapidly can be converted to overhanging scaffold by the construction technology that the console mode scaffold that the present invention obtains turns overhanging scaffold, reduced the waiting time of the several layers of backfills in underground, accelerated construction period.
Description
Technical field
The present invention and the realm of building construction, and in particular to a kind of console mode scaffold turns the construction work of overhanging scaffold
Skill.
Background technique
In building construction process, usually requires to set up scaffold and be constructed with underworker.Specifically, scaffold master
It is divided into two kinds of structures, one kind is console mode scaffold, and another kind is builder's jack.Wherein, vertical in console mode scaffold
Bar fixes on the ground, and cross bar is adjacent with metope.And the fixed point of overhanging scaffold is floor, beam or the wall of each floor
On, and be in vacant state.
When to high-building construction, it usually needs console mode scaffold is set up in the base of underground garage, it is general next
It says, the height set up all is above the ground level, and rises the height of a few floors on the ground.When structure is implemented into positive negative zero (1 layer),
Garage exterior wall backfill must be carried out, conventional construction is to remove floor stand, sets up suspension scaffold again.The speed removed both is influenced in this way
Degree, and waste several layers of outriggers that top has been set up.Meanwhile for the engineering of part, to accelerate progress, ahead of time development chamber
The construction such as outer engineering needs to have set up scaffold in a short time, and the project amount of garage exterior wall backfill is big, needs to wait for after a few days
It could construct to scaffold, seriously affect construction period.For these reasons, applicant considers to backfill to garage exterior wall
While carry out scaffold and set up, meanwhile, set up the support of Cantilever Beams scaffold on bottom floor, meanwhile, underground is several
The scaffold upright rod and cross bar of layer are removed, and console mode scaffold is converted to overhanging scaffold, reduces when setting up of scaffold
Between and project amount, to accelerate construction period.For aforesaid operations method, there is presently no units in charge of construction to take such technology hand
Section.
Summary of the invention
In view of the above shortcomings of the prior art, the technical problems to be solved by the present invention are: provided that one kind can be fast
Console mode scaffold is converted to overhanging scaffold by speed, and makes a kind of console mode scaffold of overhanging scaffold fixation
Turn the construction technology of overhanging scaffold.
In order to solve the above-mentioned technical problem, present invention employs the following technical solutions:
A kind of console mode scaffold turns the construction technology of overhanging scaffold, which is characterized in that it includes the following steps: S1, root
Overhanging scaffold lower support structure figure is drawn according to the span of console mode scaffold；S2, according to overhanging scaffold in S1
The design requirement of I-steel in lower support structure figure is cut into the I-steel of respective numbers and length, and according to console mode foot
The spacing of upright bar more vertical reinforcing pipes of vertical welding on the one of web of I-steel in hand cradle, the vertical reinforcing pipe
Spacing and quantity are corresponding with the spacing of upright bar in console mode scaffold and quantity；S3, according to overhanging scaffold bottom in S1
Support construction figure installs I-steel, when installation, should place outward one end with vertical reinforcing pipe；S4, according to console mode foot
The layer height and span of hand cradle calculate the quantity of required jack, and fixed jack is installed on corresponding I-steel, meanwhile,
One connector that can be circumferentially rotated centered on jack is installed on each jack；S5, by connector and adjacent thereto
Console mode scaffold upright rod be fixedly connected, then, while starting all jack, make console mode scaffold bottom be detached from ground
Face is in hanging shape；S6, installs more company's wall cross bars from the bottom to top in upright bar, and by reinforcing pipe vertical on I-steel and and its
Adjacent upright bar is fixed together by anchor ear；S7 removes the upright bar for being located at the following console mode scaffold of bottom plate floor and cross bar；
S8 removes jack and connector.In this way, by bottom floor regular worker's word steel, and be fixedly mounted and shore on I-steel
Part, and top bracing member is fixedly connected by connector with scaffold upright rod, in use, scaffold is jacked centainly by top bracing member
After height, i.e., dismountable ground floor plate scaffold below, to obtain overhanging scaffold, the conversion regime is simple, conveniently,
It is backfilled without waiting for exterior wall, the installation that overhanging scaffold can be realized is fixed, and construction period can be shortened.
Further, before I-steel is installed, steel bar arrangement form in bottom floor need to be carried out with scanning instrument for steel bar
Scanning, and by plate muscle location mark on floor, then further according to I-steel in overhanging scaffold lower support structure figure
Installation site and plate muscle marker location show the deployment line of all I-steel in bottom floor subscript.In this way, in bottom floor
After upper mark I-steel deployment line, it can be ensured that I-steel will not offset during installation with the upright bar of scaffold, and close to scaffold
Upright bar.And the plate muscle position indicated can avoid in I-steel deployment line internal drilling, drill bit is contacted with plate muscle, damages plate muscle.
Meanwhile after indicating plate muscle position, additionally it is possible to ensure that the later period intensity requirement of the fastener installation site for fixing I-steel reaches
Mark, avoids the damage of floor.
Further, the deployment line of each I-steel is equipped with two, and the spacing between two deployment lines is I-steel
The width of web；At least there should be two reinforcing bars by envelope in the I-steel deployment line of each I-steel.In this way, each I-steel
Corresponding installed position is the reinforcing bar of meeting envelope two or two or more, so that it is guaranteed that the later period is for fixing the tight of I-steel
The intensity requirement of firmware installation site is up to standard, shares the pulling force of fastener and the pressure of I-steel.
Further, the specific installation steps of the I-steel are as follows: S1, and the fixation of I-steel is determined on bottom floor
Position, and mounting hole is drilled on the outside of the fixed position, I-steel deployment line, each fixed position should correspondence two peaces should be set
Hole is filled, and mounting hole and reinforcing bar distance preferably control within 10mm；S2, by U-bolt opening upwards, from bottom floor slab bottoms to
On after mounting hole, be arranged a pressure plate in U-bolt upper end, and pressure plate is placed on I-steel, then use spiral shell again
Mother pushes against pressure plate and I-steel, is fixed on I-steel on bottom floor.This method is mainly for ground floor in the present invention
Plate do not have it is pre-buried for fixing the clamp device of I-steel, thus drilled by scene and install after U-bolt to I-steel into
Row is fixed.The mounting means is easy to operate, and installation effectiveness is high, meanwhile, fixation, the later period is also convenient for dismantling.
Further, when installing U-bolt, also it need to be arranged one piece of backing plate in U-bolt lower end, backing plate will be placed in bottom
Layer underfloor.In this way, set backing plate can not only share the part pulling force that U-bolt is undertaken, which is shared into portion
It assigns on bottom floor, additionally it is possible to prevent the lower end of U-bolt from directly contacting with bottom floor, cause the abrasion to flooring.
It further, should be very heavy in overhanging scaffold lower support structure figure according to drawing before I-steel is installed
The installation site and spacing on top are drilled with the fixation hole for installing jack on I-steel, and I-shaped should be arranged in the fixation hole
Steel has on the web of vertical reinforcing pipe.In this way, being not only able to quickly determine very heavy after being drilled with fixation hole on I-steel in advance
The installation site on top, simultaneously, additionally it is possible to save the set-up time of jack.
Further, the connector includes the connecting rod for being mounted on jack upper end, and the lower end of the connecting rod can turn
It is mounted on jack upper end, the upper end transverse fold of connecting rod dynamicly, and is fixedly installed with one in the end of the bending section and is used for
Clamp the anchor ear of console mode scaffold upper pright stanchion.In this way, will can rapidly connect by after anchor ear is arranged in the end of connector
Upright bar in fitting and scaffold is fixed together.
It further,, should be in the position above console mode scaffold upright rod with small before starting jack rises in S5
Cross bar is reinforced, and the small cross bar should be higher than that position 200mm is reinforced in the upright bar of console mode scaffold.In this way, small cross bar is arranged
After scaffold can be consolidated, increase its load ability.
Further, after console mode scaffold is converted to overhanging scaffold, the landing below of bottom floor is removed
Before formula scaffold, settlement monitoring point is arranged in reply console mode scaffold, by being monitored through big instrument, settles strict control
Within -5mm.By the control of settlement observation point, further deformation possible to frame body or sedimentation are observed control, avoid
Deformation and adverse consequences caused by bulk settling in frame body conversion process.
Compared with prior art, the construction technology that the console mode scaffold that the present invention obtains turns overhanging scaffold has such as
Lower advantage:
1, by bottom floor regular worker's word steel, and top bracing member is fixedly mounted on I-steel, and top bracing member is passed through into connection
Part is fixedly connected with scaffold upright rod, in use, after scaffold is jacked certain altitude by top bracing member, i.e., dismountable ground floor
Plate scaffold below, to obtain overhanging scaffold, which simply, conveniently, backfills without waiting for exterior wall
It realizes that the installation of overhanging scaffold is fixed, construction period can be shortened.
2, using existing part console mode scaffold as the bottom of later period overhanging scaffold, it can reduce and set up overhanging
Formula scaffold is set up the period, simultaneously, moreover it is possible to be saved time and the workload of disassembly console mode scaffold, and be saved overhanging type
Scaffold sets up workload.
Detailed description of the invention
Fig. 1 is that console mode scaffold switchs to the mounting structure schematic diagram after overhanging scaffold in embodiment；
Fig. 2 is the connection structure enlarged diagram of upright bar in top bracing member, connector and scaffold in embodiment；
Fig. 3 is the connection structure enlarged diagram of I-steel and bottom floor in embodiment；
Fig. 4 is the partial structurtes enlarged diagram of I-steel in embodiment.
In figure: bottom floor 1, U-bolt 2, pressure plate 3, backing plate 4, I-steel 5, fixation hole 51, jack 6, connector
7, vertical reinforcing pipe 8, upright bar 9.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and examples.
Embodiment:
Console mode scaffold provided in this embodiment turns the construction technology of overhanging scaffold, it includes the following steps: S1, according to
The span of console mode scaffold draws overhanging scaffold lower support structure figure；S2, according to overhanging scaffold bottom in S1
The design requirement of I-steel 5 in portion's support construction figure, is cut into the I-steel 5 of respective numbers and length, and according to console mode foot
The spacing of upright bar 9 welds more vertical reinforcing pipes 8 on the one of web of I-steel 5 in hand cradle, the vertical reinforcing pipe 8
Spacing and quantity are corresponding with the spacing of upright bar 9 in console mode scaffold and quantity (as shown in Figure 4)；S3 overhangs according in S1
Formula scaffold lower support structure figure installs I-steel 5, when installation, should place outward one end with vertical reinforcing pipe 8；
S4 calculates the quantity of required jack 6 according to the layer height and span of console mode scaffold, and installs on corresponding I-steel 5
Fixed jack 6, meanwhile, a connector 7 that can be circumferentially rotated centered on jack 6 is installed on each jack 6
(as shown in Figure 1 and Figure 2)；Connector 7 is fixedly connected with console mode scaffold upright rod 9 adjacent thereto, then, opens simultaneously by S5
All jack 6 are moved, console mode scaffold bottom is made to be detached from ground, are in hanging shape；S6 is installed more from the bottom to top in upright bar 9
Root connects wall cross bar, and reinforcing pipe 8 vertical on I-steel and upright bar 9 adjacent thereto are fixed together by anchor ear；S7 is removed
Upright bar 9 and cross bar positioned at 1 or less console mode scaffold of bottom plate floor, when dismounting will carry out safety measure, forbid lower section unrelated
Personnel's walking avoids personnel's high falling or pendant object from hurting sb.'s feelings；S8 removes jack 6 and connector 7.
Before I-steel 5 is installed, steel bar arrangement form in bottom floor 1 need to be scanned with scanning instrument for steel bar, and
By plate muscle location mark on floor, then further according to the installation position of I-steel 5 in overhanging scaffold lower support structure figure
It sets and plate muscle marker location, the deployment line of all I-steel 5 is shown in bottom floor subscript.The arrangement of each I-steel 5
Line is equipped with two, and the spacing between two deployment lines is the width of 5 web of I-steel；In the I-steel of each I-steel 5
At least there should be two reinforcing bars by envelope in deployment line.
Specifically, the specific installation steps of above-mentioned I-steel 5 are as follows: S1 determines consolidating for I-steel 5 on bottom floor 1
Positioning is set, and mounting hole is drilled on the outside of the fixed position, I-steel deployment line, each fixed position should correspondence should be arranged two
Mounting hole, and mounting hole and reinforcing bar distance preferably control within 10mm；S2, by 2 opening upwards of U-bolt, from 1 bottom of bottom floor
After portion is upward through mounting hole, it is arranged a pressure plate 3 in 2 upper end of U-bolt, and pressure plate 3 is placed on I-steel 5, so
Pressure plate 3 and I-steel 5 are pushed against with nut again afterwards, are fixed on I-steel 5 on bottom floor 1.Specifically, pressure plate 3 is
Size 100mm × 10mm(width x thickness) steel plate offer mounting hole in advance on the steel plate to be easily installed U-bolt 2.
As shown in figure 3, need to also be arranged one piece of backing plate 4 when installing U-bolt 2 in 2 lower end of U-bolt, backing plate 4 is set
Under bottom floor 1.In the present embodiment, backing plate 4 is the steel plate of 3mm thickness, is equipped in spacing and U-bolt 2 and erects on backing plate 4
To the corresponding mounting hole of spacing of screw rod.
It, should be according to the installation for drawing jack 6 in overhanging scaffold lower support structure figure before I-steel 5 is installed
Position and spacing are drilled with the fixation hole 51 for installing jack 6 on I-steel 5, and I-steel should be arranged in the fixation hole 51
On 5 webs with vertical reinforcing pipe 8.
Specifically, the connector 7 in the present embodiment includes the connecting rod for being mounted on 6 upper end of jack, the connecting rod
Lower end is installed in rotation on 6 upper end of jack, the upper end transverse fold of connecting rod, and is fixedly mounted in the end of the bending section
There is an anchor ear for being used to clamp console mode scaffold upper pright stanchion 9.
In S5, starting jack 6 rise before, should the position above console mode scaffold upright rod 9 with small cross bar into
Row is reinforced, and the small cross bar should be higher than that position 200mm is reinforced in the upright bar 9 of console mode scaffold.
After console mode scaffold is converted to overhanging scaffold, the console mode scaffold below of bottom floor 1 is removed
Before, settlement monitoring point is arranged in reply console mode scaffold, by being monitored through big instrument, sedimentation be strict controlled in -5mm with
It is interior.
Finally, it should be noted that technical side the above examples are only used to illustrate the technical scheme of the present invention and are not limiting
Case, although applicant describes the invention in detail referring to preferred embodiment, those skilled in the art should be managed
Solution, modification or equivalent replacement of the technical solution of the present invention are made for those, without departing from the objective and range of the technical program,
It is intended to be within the scope of the claims of the invention.
Claims (9)
1. the construction technology that a kind of console mode scaffold turns overhanging scaffold, which is characterized in that it includes the following steps: S1,
Overhanging scaffold lower support structure figure is drawn according to the span of console mode scaffold；S2, according to overhanging type foot hand in S1
The design requirement of I-steel (5) in frame lower support structure figure, is cut into the I-steel (5) of respective numbers and length, and according to
The spacing of upright bar (9) welds more vertical reinforcing pipes (8), institute on I-steel (5) one of web in console mode scaffold
Spacing and the quantity for stating vertical reinforcing pipe (8) are corresponding with the spacing and quantity of upright bar (9) in console mode scaffold；S3, according to
Overhanging scaffold lower support structure figure installation I-steel (5) in S1 when installation, should will have the one of vertical reinforcing pipe (8)
It places outward at end；S4 calculates the quantity of required jack (6) according to the layer height and span of console mode scaffold, and corresponding
It is installed on I-steel (5) fixed jack (6), meanwhile, installing one on each jack (6) can be with jack (6)
The connector (7) that center circumferentially rotates；S5, by connector (7) and the fixed company of console mode scaffold upright rod (9) adjacent thereto
It connects, then, while starting all jack (6), console mode scaffold bottom is made to be detached from ground, be in hanging shape；S6, in upright bar
(9) more company's wall cross bars are installed from the bottom to top, and vertical reinforcing pipe (8) on I-steel and upright bar adjacent thereto (9) is logical on
Anchor ear is crossed to be fixed together；S7 removes the upright bar (9) for being located at bottom plate floor (1) following console mode scaffold and cross bar；S8 is torn open
Except jack (6) and connector (7).
2. the construction technology that console mode scaffold according to claim 1 turns overhanging scaffold, which is characterized in that pacifying
Before filling I-steel (5), the interior steel bar arrangement form of bottom floor (1) need to be scanned with scanning instrument for steel bar, and by plate muscle position
Set and be shown on floor, then the installation site further according to I-steel (5) in overhanging scaffold lower support structure figure and
Plate muscle marker location shows the deployment line of all I-steel (5) in bottom floor subscript.
3. the construction technology that console mode scaffold according to claim 2 turns overhanging scaffold, which is characterized in that each
The deployment line of a I-steel (5) is equipped with two, and the spacing between two deployment lines is the width of I-steel (5) web；Every
At least there should be two reinforcing bars by envelope in the I-steel deployment line of one I-steel (5).
4. the construction technology that console mode scaffold according to claim 2 turns overhanging scaffold, which is characterized in that described
The specific installation steps of I-steel (5) are as follows: S1, the fixation position of I-steel (5) determined on bottom floor (1), and at this
Be drilled with mounting hole on the outside of fixed position, I-steel deployment line, each fixed position should correspondence two mounting holes should be set, and install
Hole and reinforcing bar distance preferably control within 10mm；S2 wears U-bolt (2) opening upwards from bottom floor (1) bottom upwards
After crossing mounting hole, it is arranged a pressure plate (3) in U-bolt (2) upper end, and pressure plate (3) is placed on I-steel (5), so
Pressure plate (3) and I-steel (5) are pushed against with nut again afterwards, are fixed on I-steel (5) on bottom floor (1).
5. the construction technology that console mode scaffold according to claim 4 turns overhanging scaffold, which is characterized in that pacifying
When filling U-bolt (2), also it need to be arranged one piece of backing plate (4) in U-bolt (2) lower end, backing plate (4) will be placed in bottom floor (1)
Under.
6. console mode scaffold according to claim 1 to 4 turns the construction technology of overhanging scaffold, feature exists
In, before I-steel (5) are installed, should according to draw overhanging scaffold lower support structure figure in jack (6) installation
Position and spacing are drilled with the fixation hole (51) for installing jack (6) on I-steel (5), and the fixation hole (51) should be arranged
On the web that I-steel (5) have vertical reinforcing pipe (8).
7. console mode scaffold according to claim 1 to 4 turns the construction technology of overhanging scaffold, feature exists
In the connector (7) includes the connecting rod for being mounted on jack (6) upper end, and the lower end of the connecting rod is rotatably mounted
In jack (6) upper end, the upper end transverse fold of connecting rod, and the end of the bending section be fixedly installed with one for clamp fall
The anchor ear of ground formula scaffold upper pright stanchion (9).
8. the construction technology that console mode scaffold according to claim 1 turns overhanging scaffold, which is characterized in that S5
In, before starting jack (6) rises, it should be reinforced in the position above console mode scaffold upright rod (9) with small cross bar,
The small cross bar should be higher than that position 200mm is reinforced in the upright bar (9) of console mode scaffold.
9. the construction technology that console mode scaffold according to claim 1 turns overhanging scaffold, which is characterized in that inciting somebody to action
After console mode scaffold is converted to overhanging scaffold, before removing bottom floor (1) console mode scaffold below, reply is fallen
Settlement monitoring point is arranged in ground formula scaffold, and by being monitored through big instrument, sedimentation is strict controlled within -5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810922476.9A CN108999394B (en) | 2018-08-14 | 2018-08-14 | Construction process of floor type scaffold rotary cantilever type scaffold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810922476.9A CN108999394B (en) | 2018-08-14 | 2018-08-14 | Construction process of floor type scaffold rotary cantilever type scaffold |
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| CN108999394A true CN108999394A (en) | 2018-12-14 |
| CN108999394B CN108999394B (en) | 2021-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810922476.9A Active CN108999394B (en) | 2018-08-14 | 2018-08-14 | Construction process of floor type scaffold rotary cantilever type scaffold |
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| CN110043018A (en) * | 2019-05-20 | 2019-07-23 | 谢兰英 | A kind of floor edge scaffold fixed mechanism and its application method |
| CN111946036A (en) * | 2020-07-27 | 2020-11-17 | 北京天恒建设集团有限公司 | Reverse landing conversion construction method for section steel cantilever scaffold |
| CN111997342A (en) * | 2020-07-09 | 2020-11-27 | 淮阴工学院 | Cantilever framework supporting structure protruding out of building and construction method thereof |
| CN114790818A (en) * | 2022-06-07 | 2022-07-26 | 中冶建工集团有限公司 | Diagonal bracing transition method for accelerating erection of overhanging scaffold |
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| CN114790818B (en) * | 2022-06-07 | 2024-04-23 | 中冶建工集团有限公司 | Diagonal bracing transition method for accelerating erection of overhanging scaffold |
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| Publication number | Publication date |
|---|---|
| CN108999394B (en) | 2021-01-05 |
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