CN108756203A - Tool-type diagonal brace and its construction technology - Google Patents
Tool-type diagonal brace and its construction technology Download PDFInfo
- Publication number
- CN108756203A CN108756203A CN201810755435.5A CN201810755435A CN108756203A CN 108756203 A CN108756203 A CN 108756203A CN 201810755435 A CN201810755435 A CN 201810755435A CN 108756203 A CN108756203 A CN 108756203A
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- diagonal brace
- flat
- folded section
- connection
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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
- E04G5/06—Consoles; Brackets
- E04G5/061—Consoles; Brackets specially adapted for attachment to scaffolds
-
- 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)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a kind of tool-type diagonal brace and its construction technologies, tool-type diagonal brace includes diagonal brace, overhang girder and built-in connection, erection of main beam is overhang on upper floor panel, built-in connection fixation is embedded on lower floor panel in advance, upper flat-folded section and under flat-folded section be fixedly installed in respectively on inclined shore end, lower both ends form diagonal brace, on the downside of the overhanging end of upper flat-folded section of smooth overhanging girder and pass through fixedly connected part connection fixed thereto, under diagonal brace on the upside of lower layer's floorboard of flat-folded section of smooth contiguous floors plate, built-in connection is fixedly connected with flat-folded section under diagonal brace, construction method is：First make diagonal brace；Built-in connection is set on lower layer's floorboard again；Then it is welded to connect steel plate at the overhanging end of overhanging girder；Finally upper and lower flat-folded section of diagonal brace upper end is connected with overhanging girder and built-in connection, the present invention efficiently solve diagonal brace with overhang girder and lower layer's floorboard supporting point at connectivity problem, when site operation, is easy to operate, and economic advantages are apparent.
Description
Technical field
The present invention relates to a kind of diagonal brace for change overhanging type external scaffold and overhanging type discharging platform, more particularly to a kind of works
Tool formula diagonal brace and its construction technology.
Background technology
External scaffolding in building engineering construction using universal, according to《The safe skill of construction fastener type steel pipe scaffold
Art specification》(JGJ 130-2011) 6.1.2 items, the maximum scaffolding height of double console mode scaffold is no more than 50m, it is difficult to full
The construction requirement of the present more and more skyscrapers of foot.In current high-building construction, builder's jack application is the most
Generally.For builder's jack, at the overhanging components such as building external corner or balcony position, cantilever steel girder cantilever span is larger, generally
Need to diagonal brace be set in lower part.
The diagonal brace of conventional builder's jack and the connection generally use site welding at overhanging girder and lower support point
Mode is had the following problems using above-mentioned diagonal brace：
1, the connection of diagonal brace and top overhanging girder, lower support point steel plate is using the form of site welding, operating efficiency
It is relatively low, and welding quality cannot ensure, there are a degree of security risks.
2, diagonal brace dismounting can only cause spillage of material by the way of on-site cutting, be unfavorable for reusing.
Invention content
In order to make up the above deficiency, the present invention provides a kind of tool-type diagonal brace and its construction technology, the tool-type diagonal braces
Construction technology can be suitable for change overhanging type external scaffold and overhanging type discharging platform, and execute-in-place is easy, and joint efficiency is high, saves
Point quality of connection is reliable, can reuse, good economy performance.
The present invention in order to solve its technical problem used by technical solution be：A kind of tool-type diagonal brace, including diagonal brace and
Overhang girder, the overhanging girder can be fixedly installed on the upper floor panel of contiguous floors plate, overhang the overhanging end of girder
Upper floor panels outside setpoint distance is stretched out, further includes built-in connection, the built-in connection fixation is embedded in contiguous floors in advance
Lower layer's floorboard of plate) on, the diagonal brace include inclined shore section, it is upper flat-folded section and under flat-folded section, described flat-folded section and under
Flat-folded section is fixedly installed in inclined shore end upper/lower terminal respectively, under the overhanging end of upper flat-folded section smooth overhanging girder of diagonal brace
Side and by fixedly connected part connection fixed thereto, under diagonal brace on the upside of lower layer's floorboard of flat-folded section of smooth contiguous floors plate,
Built-in connection is fixedly connected with flat-folded section under diagonal brace.
As a further improvement on the present invention, the inclined shore section of the diagonal brace, it is upper flat-folded section and under flat-folded section be channel steel
Integrally welded structure.
As a further improvement on the present invention, flat-folded section of uper side surface and upper flat-folded section of downside surface and outstanding under diagonal brace
The overhanging end uper side surface for choosing girder is fixed with a junction steel plate respectively, and junction steel plate is equipped with for built-in connection and fixation
The connection perforation that connector is worn.
As a further improvement on the present invention, fixedly connected part be split bolt nut assembly, fixedly connected part to draw
Bolt is arranged in upper flat-folded section of diagonal brace and overhangs in the connection perforation of junction steel plate on girder, the split bolt of fixedly connected part
The nut at both ends junction steel plate surface tight against upper flat-folded section of diagonal brace and on overhanging girder respectively.
As a further improvement on the present invention, the built-in connection is U bolt nut assembly or split bolt nut
The U bolt of component, the U bolt nut assembly is embedded in advance in lower floor panel, and lower layer's flooring is stretched out at U bolt both ends
Plate surface setting height, U bolt both ends are arranged in respectively under diagonal brace in the connection perforation of flat-folded section of upper junction steel plate, U-shaped
The nut at bolt both ends is tight against flat-folded section under diagonal brace upper junction steel plate surface, the split bolt of the split bolt nut assembly
It is arranged under lower layer's floorboard and diagonal brace in the connection perforation of flat-folded section of upper junction steel plate, the nut and difference at split bolt both ends
Tight against the uper side surface of flat-folded section under lower layer's floorboard downside surface and diagonal brace upper junction steel plate.
As a further improvement on the present invention, it is additionally provided with timber wedge gripping mechanism, the timber wedge gripping mechanism is closely inserted in
In the gap formed between flat-folded section and junction steel plate thereon under lower layer's floorboard, built-in connection, diagonal brace.
As a further improvement on the present invention, it is additionally provided with embedded bar, the embedded bar is horizontal pre- be embedded in down
In floor panel, embedded bar backstop is in the upside of U bolt bottom surface.
As a further improvement on the present invention, the embedded bar is two, is located at U bolt bottom surface bending part
In turning, the embedded bar and U bolt vertical distribution.
A kind of tool-type diagonal brace construction method, is as follows：
Step 1：Diagonal brace batch making：
According to drawing size make diagonal brace inclined shore section, it is flat-folded section upper, under flat-folded section and junction steel plate, and press
As requested by upper flat-folded section and under flat-folded section be welded in inclined shore section both ends, then upper flat-folded section of lower part and under flat-folded section
Top steel plate is welded to connect according to drawing sizing；
Step 2：The pre-buried setting built-in connection on lower layer's floorboard：
When the thickness of floor plates is not less than 120mm, the pre-buried U bolt as required in lower layer's floorboard；
When the thickness of floor plates is less than 120mm, by split bolt is arranged in threading as required in lower layer's floorboard；
Step 3：Overhang girder setting：
It is welded according to drawing requirement on the overhanging end top of overhanging girder on being installed on the upper floor panel of contiguous floors plate
Connect junction steel plate；
Step 4：Diagonal brace connects：
Upper flat-folded section of diagonal brace upper end is tightened securely with overhanging girder by split bolt nut assembly, under diagonal brace lower end
Flat-folded section is tightened with built-in connection, and utilizes timber wedge clamping.
The method have the benefit that：The present invention passes through the pre-buried connection on lower layer's floorboard of contiguous floors plate
Part, and upper flat-folded section is respectively set flat-folded section under in inclined shore end upper/lower terminal, by upper flat-folded section of diagonal brace and lower floor
Built-in connection connection on panel, then connect upper flat-folded section with the upper layer panel of contiguous floors plate by connector, this hair
It is bright efficiently solve diagonal brace with overhang girder and lower layer's floorboard supporting point at connectivity problem, operation letter when site operation
Just, node quality of connection is reliable, and diagonal brace upper and lower side of the invention is respectively set flat-folded section, although increasing part rolled steel dosage,
But the loss for being welded to connect later stage cutting disassembling is avoided, the connection of node is simple and convenient using connector connection, and traditional
Welding connecting mode is compared, and reduces the manpower consumption of weld job, and with the raising of the diagonal brace number of turnover, the economic advantages
It is more obvious.
Description of the drawings
Fig. 1 is builder's jack using the structural principle front view routinely supportted；
Fig. 2 is builder's jack structural principle front view using the present invention；
Fig. 3 is to connect front view with overhanging girder for flat-folded section on the diagonal brace of the present invention；
Fig. 4 is the portions A-A sectional view in Fig. 3；
Fig. 5 be the present invention diagonal brace under flat-folded section connect front view with lower layer floorboard；
Fig. 6 is the portions B-B sectional view in Fig. 5.
Specific implementation mode
Embodiment：A kind of tool-type diagonal brace, including diagonal brace 1 and overhanging girder 2, the overhanging girder 2 can be fixedly mounted
In on the upper floor panel 3 of contiguous floors plate, 3 outside setpoint distance of upper floor panel is stretched out at the overhanging end of overhanging girder 2, also wraps
Built-in connection 6 is included, the built-in connection 6 is fixed on the pre- lower layer's floorboard 4 for being embedded in contiguous floors plate, and the diagonal brace 1 wraps
Include inclined shore section 11, it is upper flat-folded section 12 and under flat-folded section 13, described flat-folded section 12 and under flat-folded section 13 be fixedly mounted respectively
Connect on the downside of inclined shore end upper/lower terminal, the overhanging end of upper flat-folded section 12 smooth overhanging girders 2 of diagonal brace 1 and by fixed
5 connection fixed thereto of fitting, 4 upside of lower layer's floorboard of flat-folded section of 13 smooth contiguous floors plates, built-in connection under diagonal brace 1
6 are fixedly connected with flat-folded section 13 under diagonal brace 1.
By the way that horizontal upper flat-folded section 12 is respectively set flat-folded section 13 under in 1 top and bottom of diagonal brace, by upper flat-folded
Section 12 is attached by fixedly connected part 5 simultaneously with the smooth support of overhanging girder 2, flat-folded section 13 and lower layer's floorboard under
4 smooth supports are simultaneously attached by built-in connection 6, are on the one hand increased bearing area, are improved stability of strutting system, another
Aspect avoids site welding, improves operation ease and construction efficiency, improves contact reliability, and support is safer, also
The convenience for improving dismounting improves economy convenient for following bad use.
The inclined shore section 11 of the diagonal brace 1, it is upper flat-folded section 12 and under flat-folded section 13 be the integrally welded structure of channel steel.It is logical
It crosses channel steel to be welded integral structure, integral strength is high, is unlikely to deform, and other steel can also be used in addition, such as I-steel, side
Steel etc..
Under diagonal brace 1 on the overhanging end of flat-folded section of 13 uper side surfaces and upper flat-folded section of 12 downside surfaces and overhanging girder 2
Side surface is fixed with a junction steel plate 14 respectively, and junction steel plate 14 is equipped with and is worn for built-in connection 6 and fixedly connected part 5
Connection perforation.By the way that junction steel plate 14 is arranged, the connection perforation that setting is worn for connector on junction steel plate 14 is convenient for
The connection of connector, at the same not to upper flat-folded section 12 of diagonal brace 1 and under flat-folded section 13 of channel steel punch, ensure that the same of its intensity
When, improve the convenience of connection.
Fixedly connected part 5 is split bolt nut assembly, and the split bolt of fixedly connected part 5 is arranged in the upper flat of diagonal brace 1
In trisection 12 and overhanging girder 2 in the connection perforation of junction steel plate 14, the nut at the split bolt both ends of fixedly connected part 5 is distinguished
14 surface of junction steel plate tight against upper flat-folded section 12 of diagonal brace 1 and on overhanging girder 2.It is convenient for Fast Installation by bolt and nut component
And dismounting, may be other connectors, such as riveting parts, clamping element other than bolt and nut component.
The built-in connection 6 is U bolt nut assembly or split bolt nut assembly, the U bolt nut group
The U bolt of part is embedded in advance in lower floor panel 4, and 4 surface set height of lower layer's floorboard, U-shaped spiral shell are stretched out in U bolt both ends
Bolt both ends are arranged in respectively in the connection perforation of junction steel plate 14 on flat-folded section 13 under diagonal brace 1, and the nut at U bolt both ends is tight
To 14 surface of junction steel plate on flat-folded section 13 under diagonal brace 1, the split bolt of the split bolt nut assembly is arranged in lower layer
Under floorboard 4 and diagonal brace 1 on flat-folded section 13 junction steel plate 14 connection perforation in, the nut at split bolt both ends and respectively tight against
Under 4 downside surface of lower layer's floorboard and diagonal brace 1 on flat-folded section 13 junction steel plate 14 uper side surface.It is selected according to the thickness of floor plates
Different built-in connections 6 is selected, when floor plate thickness is not less than 120mm, pre-buried setting is carried out using U bolt, works as floor
When plate thickness is less than 120mm, it is arranged using split bolt threading.
It is additionally provided with timber wedge gripping mechanism 7, the timber wedge gripping mechanism 7 is closely inserted in lower layer's floorboard 4, built-in connection
6, in the gap formed between flat-folded section 13 and junction steel plate 14 thereon under diagonal brace 1.Utilize pre-embedded bolt and timber wedge card
Tight device 7 carries out the gap in flat-folded section 13 outside under diagonal brace 1 by flat-folded section 13 fixation under diagonal brace 1, by timber wedge gripping mechanism 7
It is tightly packed, it avoids shaking for flat-folded section 13 under diagonal brace 1, ensures that diagonal brace 1 overally supports stability, after use, timber wedge card
Tight device 7 is extracted out, easy to disassemble.
Be additionally provided with embedded bar 8, the embedded bar 8 be horizontal it is pre- be embedded in lower floor panel 4, embedded bar 8
Backstop is in the upside of U bolt bottom surface.By embedded bar 8 in floor plates, pre-buried U bolt is hindered by reinforcing bar
Gear, avoids U bolt from being drawn out.
The embedded bar 8 be two, be located in the turning of U bolt bottom surface bending part, the embedded bar 8 with
U bolt vertical distribution.U bolt bottom comers position is passed through using the embedded bar 8 of two ￠ 14mm, is realized to U-shaped spiral shell
The abutting of bolt acts on, and U bolt can keep stable state in floor plates.
A kind of tool-type diagonal brace construction method, is as follows：
Step 1：1 batch making of diagonal brace：
According to drawing size carry out make diagonal brace 1 inclined shore section 11, it is flat-folded section 12 upper, under flat-folded section 13 and connection steel
Plate 14, and as requested by upper flat-folded section 12 and under flat-folded section 13 be welded in 11 both ends of inclined shore section, then at upper flat-folded section
12 lower part flat-folded section 13 of top under is welded to connect steel plate 14 according to drawing sizing；
Step 2：The pre-buried setting built-in connection 6 on lower layer's floorboard 4：
When the thickness of floor plates is not less than 120mm, the pre-buried U bolt as required in lower layer's floorboard 4；
When the thickness of floor plates is less than 120mm, by split bolt is arranged in threading as required in lower layer's floorboard 4；
Step 3：Overhang girder 2 to be arranged：
The overhanging end top of overhanging girder 2 on being installed on the upper floor panel 3 of contiguous floors plate is according to drawing requirement
It is welded to connect steel plate 14, Cantilever Beams must strictly press drawing and position, and the longitudinal pitch of horizontal Cantilever Beams is preferably vertical with upper falsework
The longitudinal pitch of bar is identical, and upright bar is directly supported on Cantilever Beams as far as possible；Privileged sites are supported upright bar by the way that binding beam is arranged
In on binding beam；
Step 4：Diagonal brace 1 connects：
Upper flat-folded section 12 of 1 upper end of diagonal brace is tightened securely with overhanging girder 2 by split bolt nut assembly, under diagonal brace 1
It is tightened with built-in connection 6 for flat-folded section 13 under end, and utilizes timber wedge clamping.
The section of above-mentioned diagonal brace 1,14 size of junction steel plate, the model of split bolt and embedded U-shaped bolt can be according to reality
The size of stress is determined by checking.
Below with 1 length 3800mm of diagonal brace, diagonal brace 1 by axial force size 35kN, 60 ° of 1 angle of diagonal brace, 1 section of diagonal brace
12.6# channel steels, 14 size 200 × 100 × 8 of junction steel plate, using the split bolt of 2 M12, the U-shaped pre-embedded bolt of 1 M12
For checked.
(1) 1 section checking of diagonal brace
Diagonal brace 1 uses 12.6# channel steels, area of section A=15.69cm2, the radius of inertia
1. bolt strength checks
The horizontal component of diagonal brace axle powerNLx =Nl ·cosθ=35 × cos60 °=17.5kN
Split bolt and pre-embedded bolt select M12,
Single bolt bearing capacity design value calculates as follows：
Shearing resistance：
Pressure-bearing：
Single bolt bearing capacity design value：
U-bolt bearing capacity checks：Checking computations meet.
2. armor plate strength checks
14 size of junction steel plate is 200 × 100 × 8, opening diameter d at bolt0It is taken as 13.5mm；
Bolt-center is 100/2=50mm with 14 Edge Distance of junction steel plate；
Allowable minimum distance is 1.2d0=16.2mm, maximum permissible distances 8t=64mm, meets detailing requiments；
Unilateral net section size is taken to carry out strength checking：
Unilateral net cross-sectional area：Ac=200 × 8-13.5 × 8 × 2=1384mm2
σ=Nl/Ac=17500/1384=12.6N/mm2；
< 0.85f=0.85x205=174.25N/mm2, checking computations satisfaction.
Claims (9)
1. a kind of tool-type diagonal brace, including diagonal brace (1) and overhanging girder (2), the overhanging girder can be fixedly installed in adjacent
On the upper floor panel (3) of floor plates, upper floor panels outside setpoint distance is stretched out at the overhanging end for overhanging girder, it is characterized in that：
Further include built-in connection, the built-in connection fixation is embedded on lower layer's floorboard (4) of contiguous floors plate in advance, the diagonal brace
Including inclined shore section (11), upper flat-folded section (12) and under flat-folded section (13), described flat-folded section and under flat-folded section fix respectively
It is installed on inclined shore end upper/lower terminal, the overhanging end downside of upper flat-folded section smooth overhanging girder of diagonal brace simultaneously passes through fixed connect
Fitting (5) connection fixed thereto, under diagonal brace on the upside of lower layer's floorboard of flat-folded section of smooth contiguous floors plate, built-in connection
(6) it is fixedly connected with flat-folded section under diagonal brace.
2. tool-type diagonal brace according to claim 1, it is characterized in that：The inclined shore section of the diagonal brace, it is upper flat-folded section and
Under flat-folded section be the integrally welded structure of channel steel.
3. tool-type diagonal brace according to claim 2, it is characterized in that：Flat-folded section of uper side surface and flat-folded section upper under diagonal brace
Downside surface and the overhanging end uper side surface for overhanging girder are fixed with a junction steel plate (14) respectively, and junction steel plate is equipped with
The connection perforation worn for built-in connection and fixedly connected part.
4. tool-type diagonal brace according to claim 3, it is characterized in that：Fixedly connected part is split bolt nut assembly, Gu
The split bolt for determining connector is arranged in upper flat-folded section of diagonal brace and overhangs in the connection perforation of junction steel plate on girder, fixed to connect
The nut at the split bolt both ends of fitting junction steel plate surface tight against upper flat-folded section of diagonal brace and on overhanging girder respectively.
5. tool-type diagonal brace according to claim 4, it is characterized in that：The built-in connection is U bolt nut assembly
Or split bolt nut assembly, the U bolt of the U bolt nut assembly are embedded in advance in lower floor panel, U bolt both ends
Lower floor panel surface setting height is stretched out in portion, and U bolt both ends are arranged under diagonal brace junction steel plate on flat-folded section respectively
In connection perforation, the nut at U bolt both ends is tight against flat-folded section under diagonal brace upper junction steel plate surface, the split bolt nut
The split bolt of component is arranged under lower layer's floorboard and diagonal brace in the connection perforation of flat-folded section of upper junction steel plate, split bolt two
The nut at end and the uper side surface for going up junction steel plate tight against flat-folded section under lower layer's floorboard downside surface and diagonal brace respectively.
6. tool-type diagonal brace according to claim 5, it is characterized in that：It is additionally provided with timber wedge gripping mechanism (7), the timber wedge card
Tight device is closely inserted under lower layer's floorboard, built-in connection, diagonal brace shape between flat-folded section and junction steel plate thereon
At gap in.
7. tool-type diagonal brace according to claim 5, it is characterized in that：It is additionally provided with embedded bar (8), the embedded bar is in
Horizontality is embedded in advance in lower floor panel, and embedded bar backstop is in the upside of U bolt bottom surface.
8. tool-type diagonal brace according to claim 7, it is characterized in that：The embedded bar is two, is located at U-shaped spiral shell
In the turning of bolt bottom surface bending part, the embedded bar and U bolt vertical distribution.
9. a kind of tool-type diagonal brace construction method described in claim 1, it is characterized in that：It is as follows：
Step 1：Diagonal brace batch making：
According to drawing size make diagonal brace inclined shore section, it is flat-folded section upper, under flat-folded section and junction steel plate, and according to wanting
Ask upper flat-folded section and under flat-folded section be welded in inclined shore section both ends, then upper flat-folded section of lower part and under flat-folded section upper
Portion is welded to connect steel plate according to drawing sizing；
Step 2：The pre-buried setting built-in connection on lower layer's floorboard：
When the thickness of floor plates is not less than 120mm, the pre-buried U bolt as required in lower layer's floorboard；
When the thickness of floor plates is less than 120mm, by split bolt is arranged in threading as required in lower layer's floorboard；
Step 3：Overhang girder setting：
The overhanging end top of overhanging girder on being installed on the upper floor panel of contiguous floors plate is welded according to drawing requirement to be connected
Connect steel plate；
Step 4：Diagonal brace connects：
Upper flat-folded section of diagonal brace upper end is tightened securely with overhanging girder by split bolt nut assembly, flat-folded under diagonal brace lower end
Section is tightened with built-in connection, and utilizes timber wedge clamping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810755435.5A CN108756203A (en) | 2018-07-11 | 2018-07-11 | Tool-type diagonal brace and its construction technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810755435.5A CN108756203A (en) | 2018-07-11 | 2018-07-11 | Tool-type diagonal brace and its construction technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108756203A true CN108756203A (en) | 2018-11-06 |
Family
ID=63973183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810755435.5A Pending CN108756203A (en) | 2018-07-11 | 2018-07-11 | Tool-type diagonal brace and its construction technology |
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| Country | Link |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE8903607D0 (en) * | 1989-10-27 | 1989-10-27 | Ab Pa-So Produkter | HAENGSTAELLNING |
| CN202139833U (en) * | 2011-06-26 | 2012-02-08 | 李庆文 | Cantilever scaffold for building construction |
| CN106150088A (en) * | 2016-08-11 | 2016-11-23 | 上海嘉实（集团）有限公司 | Large cantilever beam slab combined type formwork system and construction method |
| CN208563957U (en) * | 2018-07-11 | 2019-03-01 | 江苏九如建设有限公司 | Tool-type diagonal brace |
-
2018
- 2018-07-11 CN CN201810755435.5A patent/CN108756203A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE8903607D0 (en) * | 1989-10-27 | 1989-10-27 | Ab Pa-So Produkter | HAENGSTAELLNING |
| CN202139833U (en) * | 2011-06-26 | 2012-02-08 | 李庆文 | Cantilever scaffold for building construction |
| CN106150088A (en) * | 2016-08-11 | 2016-11-23 | 上海嘉实（集团）有限公司 | Large cantilever beam slab combined type formwork system and construction method |
| CN208563957U (en) * | 2018-07-11 | 2019-03-01 | 江苏九如建设有限公司 | Tool-type diagonal brace |
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