CN217054367U - Shear force wall attached type roofing structure formwork support that encorbelments - Google Patents
Shear force wall attached type roofing structure formwork support that encorbelments Download PDFInfo
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- CN217054367U CN217054367U CN202220016584.1U CN202220016584U CN217054367U CN 217054367 U CN217054367 U CN 217054367U CN 202220016584 U CN202220016584 U CN 202220016584U CN 217054367 U CN217054367 U CN 217054367U
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- 238000009415 formwork Methods 0.000 title claims abstract description 41
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 87
- 239000010959 steel Substances 0.000 claims abstract description 87
- 238000009434 installation Methods 0.000 claims description 13
- 230000000149 penetrating effect Effects 0.000 claims 2
- 239000002023 wood Substances 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 22
- 230000007306 turnover Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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Abstract
The utility model discloses a shear force wall inserted roofing structure formwork support that encorbelments, including adhering to support and truss, adhere to the support and include first steel sheet, be provided with pre-buried bolt hole on the first steel sheet, wear the wall bolt to fix first steel sheet on the shear force wall through pre-buried bolt hole, be provided with the spread groove on the connection terminal surface of steel sheet, be provided with second steel sheet connection truss on the spread groove, the bracing truss level is stable. The utility model discloses install convenient, nimble convenient, stability is good, and construction space utilization is high on the roof is encorbelmented to the attached type, reduces the space and occupies, and can repeated turnover utilization, practices thrift construction cost.
Description
Technical Field
The utility model relates to a shear force wall attached type roofing structure formwork support body of encorbelmenting relates to the building engineering construction technology field.
Background
Along with the development of economy and the improvement of people's quality of life, people have had higher requirement to the novelty and the fashion of building facade effect, and some buildings are the ambitious style of outstanding building, design into the eaves formula that has the structure of encorbelmenting with the roofing, and the construction characteristics of this type of high altitude structure of encorbelmenting high formwork is: large span, large height and large construction difficulty. At present, the traditional overhanging formwork support mode is that I-steel is erected on a floor slab, and an inclined strut is supported below the floor slab, and the mode has difficulty in arrangement due to the fact that an anchoring section is too long; and the process is complicated, the lower inclined strut is difficult to install, the turnover utilization rate is lower, and the problems of potential safety hazards, technical defects, higher construction cost and the like exist.
The utility model with the application number of CN201620829038.4 discloses a large cantilever steel truss construction support frame, which comprises a support, a bracket and a top support; the support mounting is on the support, and the shore is installed at the top of support. The top support comprises a base, a positioning plate, a positioning block, a main support, a secondary support, a connecting beam and a base plate; the positioning plate is arranged on the base, the secondary support is arranged on the positioning plate through the base plate below the secondary support, the positioning blocks are arranged around the secondary support, the positioning blocks are arranged on the positioning plate, and the main support and the secondary support are connected through the connecting beam. The utility model discloses a simple structure is stable, and factor of safety is high, and ann tears simply open, can shorten construction cycle, also makes things convenient for the transportation of support frame and stacks simultaneously. The design of shoring can freely adjust the support frame height according to the construction needs, and the steel construction installation accuracy control in the work progress of being convenient for, and can have enough to meet the need the utilization many times, enlarge its application scope. Adopt the disclosed structure installation of this application and the time of dismantling long, secondly this structure can't use to the roof structure of encorbelmenting of inserted, and this structure is the platform structure of stable wholeness, can't encorbelment longer span in order to form stable formwork platform of encorbelmenting.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an invention aim at, to the problem that exists, provides a shear force wall attached type roofing structure formwork support body of encorbelmenting, including adhering to support and truss, adhere to the support and include first steel sheet, be provided with the pre-buried bolt hole on the first steel sheet, wear the wall bolt and fix first steel sheet on the shear force wall through the pre-buried bolt hole, be provided with the spread groove on the connection terminal surface of steel sheet, be provided with second steel sheet connection truss on the spread groove, the bracing truss level is stable. The utility model discloses install convenient, nimble convenient, stability is good, and construction space utilization is high on the roof is encorbelmented to the attached type, reduces the space and occupies, and can repeated turnover utilization, practices thrift construction cost.
The utility model adopts the technical scheme as follows:
the utility model discloses a roofing structure formwork support body is encorbelmented to shear force wall attached type, including adhering to support and truss, adhere to the support and include first steel sheet, be provided with the pre-buried bolt hole on the first steel sheet, wear the wall bolt and fix first steel sheet on the shear force wall through the pre-buried bolt hole, be provided with the spread groove on the connection terminal surface of first steel sheet, be provided with second steel sheet connection truss on the spread groove, the support truss level is stable.
Furthermore, the truss comprises an upper chord member, a lower chord member, a vertical rod and an inclined web member, mounting circular holes are formed in the supporting end parts of the upper chord member and the lower chord member, and the second steel plate is welded on the first steel plate and is in vertical connection with the first steel plate; and the second steel plate is provided with mounting round holes with the same size as the mounting round holes at the supporting end parts of the upper chord and the lower chord, and the mounting round holes are connected with the mounting pieces and are coincided with each other to connect the attachment support and the truss.
Furthermore, 2-4 pre-buried bolt holes are formed in the first steel plate, the diameter of each pre-buried bolt hole is the same as that of the through-wall bolt, a sleeve is pre-buried in the shear wall, and the through-wall bolt is fixed in the shear wall through the sleeve.
Further, the length of the upper chord, the lower chord and the vertical rods of the truss is the same, a first rectangular frame structure is formed by combination, the oblique web members are arranged in the first rectangular frame structure, the two ends of the oblique web members are respectively connected to the middle parts of the upper chord, the lower chord and the vertical rods, and the oblique web members are connected end to form a second rectangular frame structure in the first rectangular frame structure.
Furthermore, the upper chord and the lower chord are connected through vertical rod supports, the distance between the central line of the vertical rod of the truss supporting end part and the connecting surface of the second steel plate is 80-120mm, the central line of the vertical rod of the truss overhanging end part is a truss side line, the central line of the vertical rod of the truss overhanging end part is used for overhanging 80-120mm, an overhanging end of the truss is formed, the truss overhanging end is provided with a third steel plate, and an installation round hole is formed in the third steel plate.
Furthermore, the trusses are arranged in the horizontal direction of the shear wall, the horizontal heights of the adjacent trusses are the same, the distance is set to be 1.5-3m, I-shaped steel is arranged and fixed on the adjacent trusses, and a woodworking plate is laid on the I-shaped steel to form the cantilever formwork platform.
The technical effects of the utility model are as follows:
the utility model discloses a shear force wall inserted cantilever roofing structure formwork support body has effectively solved traditional cantilever formwork support below and need set up the bracing, leads to anchor section overlength, the installation degree of difficulty big, leads to having enough to meet the need the lower problem of utilization ratio.
The method comprises the following specific steps:
1. the utility model discloses through the connection of adhering to support and truss, the formwork platform of buildding can be based on the shear wall, construction convenience;
2. the utility model has the advantages that the cantilever formwork platform has good stability and high bearing capacity, reduces the risk of flexural deformation of the roof cantilever structure, and improves the construction quality;
3. the utility model discloses the support is adhered to in the utilization, can be according to engineering actual conditions control formwork height, and is nimble convenient. Adopt the formwork platform of encorbelmenting, be connected with adhering to the support through wearing the wall bolt, reduced the operation degree of difficulty, simultaneously, the formwork platform of encorbelmenting can repeatedly have enough to meet the need the utilization, has practiced thrift construction cost.
4. The utility model discloses encorbelmenting a formwork platform and avoiding lower part bracing installation, fixed operation, reduce the construction process, it is easy and simple to handle, the installation is swift, can show promotion efficiency of construction.
5. The utility model discloses length and the high cross-section combination that carries out steel truss encorbelmenting formwork platform according to encorbelmenting, nimble and safety and stability.
Drawings
FIG. 1 is a sectional view of the cantilever steel truss formwork supporting platform of the present invention;
FIG. 2 is a schematic view of the attachment support of the present invention;
FIG. 3 is a schematic structural view of the 1.2m steel truss formwork supporting platform of the present invention;
fig. 4 is the structural schematic diagram of the 2.7m steel truss formwork supporting platform of the utility model.
The labels in the figure are: 1-an attached support, 101-a first steel plate, 102-a pre-buried bolt hole, 103-a connecting groove, 2-a truss, 201-an upper chord, 202-a lower chord, 203-a vertical bar, 204-a diagonal web member, 205-a mounting round hole, 3-a wall bolt, 4-a second steel plate, 5-a sleeve, 6-a first rectangular frame, 7-a second rectangular frame, 8-a third steel plate and 9-an I-steel.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments.
In this embodiment, the adopted data is a preferred solution, but is not used to limit the present invention;
as shown in fig. 1 to 4, the embodiment provides a formwork support body for a shear wall attached type overhanging roof structure, which includes an attachment support and a truss, wherein the attachment support includes a first steel plate, a pre-buried bolt hole is formed in the first steel plate, a wall-through bolt fixes the first steel plate on a shear wall through the pre-buried bolt hole, a connection groove is formed in a connection end surface of the first steel plate, a second steel plate is arranged on the connection groove to connect the truss, and the support truss is horizontally stable; preferably, this embodiment adopts the truss of steel construction to build overhanging steel formwork platform.
In this embodiment, during the construction, in advance in the underhung roof layer one deck pre-buried attached support, after the concrete reaches certain intensity, with welded first steel sheet through wear the wall bolt fastening in shear force wall one side, can be according to the length of encorbelmenting carry out the size adjustment of wearing the wall bolt, preferably, in order to build the longer cantilever formwork platform of length of encorbelmenting, it can run through the shear force wall body to wear the wall bolt, to wearing the wall bolt on the wall of the other side of shear force wall and strengthening the anchor, make the stability of cantilever formwork platform better, furtherly, set up and fix the I-steel on the adjacent steel truss, and lay the carpenter board, accomplish cantilever steel formwork platform installation promptly, can set up a formwork on it and accomplish the construction.
In the embodiment, the truss comprises an upper chord member, a lower chord member, a vertical rod and an inclined web member, wherein mounting circular holes are formed in the supporting end parts of the upper chord member and the lower chord member, and the second steel plate is welded on the first steel plate and is vertically connected with the first steel plate; and the second steel plate is provided with mounting round holes with the same size as the mounting round holes at the supporting end parts of the upper chord and the lower chord, and the mounting round holes are connected with the mounting pieces and are coincided with each other to connect the attachment support and the truss. Furthermore, 2-4 pre-buried bolt holes are formed in the first steel plate, the diameter of each pre-buried bolt hole is the same as that of the through-wall bolt, a sleeve is pre-buried in the shear wall, and the through-wall bolt is fixed in the shear wall through the sleeve. Preferably, in this embodiment, the size of the first steel plate connected to the shear wall is 250mmx300mmx12mm, and the first steel plate is provided with 4 pre-embedded bolt holes of 22mm corresponding to wall bolts with the same diameter; the second steel plate is a steel plate with the size of 90mmx100mmx12mm, as shown in fig. 2, the second steel plate is vertically welded in the middle of the first steel plate through a connecting groove, the mounting piece is connected with a mounting round hole which is arranged in an overlapped mode, and preferably, the mounting piece adopts 8.8-grade M20A-grade bolts to fix the steel truss on the attachment support.
In this embodiment, the upper chord, the lower chord and the vertical rods of the truss have the same length, and are combined to form a first rectangular frame structure, preferably, the upper chord, the lower chord and the vertical rods have a size of 60 × 60 × 4mm, and the diagonal web members have a size of 40 × 40 × 3 mm; the inclined web members are arranged in the first rectangular frame structure, two ends of each inclined web member are respectively connected to the middle parts of the upper chord member, the lower chord member and the vertical bar, and the inclined web members are connected end to end in the first rectangular frame structure to form a second rectangular frame structure; and forming a stable steel truss supporting single structure by combining the first rectangular frame structure and the second rectangular frame structure.
In this embodiment, the upper chord and the lower chord are supported and connected through the vertical rod, the reinforcing points are anchored at the joints of the vertical rod and the inclined web members, the connection relationship between the connecting rod members is strengthened, and the supporting force of the steel truss in the vertical direction is improved. The distance between the central line of the vertical rod at the end part of the truss support and the connecting surface of the second steel plate is 80-120mm, and preferably 100 mm. The central line of the vertical rod at the cantilever end of the truss is a truss side line, and the central line of the vertical rod at the cantilever end of the truss is 80-120mm in cantilever, preferably 100 mm. Forming the overhanging end of the truss. The distance is set to be the connecting part of each supporting piece, and the connecting distance is reasonably adjusted to form better bending moment resistance and avoid the damage and deformation of the steel truss.
Furthermore, the trusses are arranged along the horizontal direction of the shear wall, the horizontal heights of the adjacent trusses are the same, the distance is set to be 1.5-3m, the I-shaped steel is arranged and fixed on the adjacent trusses, the woodworking plate is laid on the I-shaped steel to form the cantilever formwork platform, the cantilever formwork platform is safe and stable, a formwork support body can be erected on the platform, and the cantilever formwork platform is good in stability and high in bearing capacity.
As shown in fig. 3 and 4, the truss can form a 1.2m steel truss formwork supporting platform or a 2.7m steel truss formwork supporting platform, the overhanging end of the truss is provided with a third steel plate, and the third steel plate is provided with a mounting round hole; through installation round hole on the third steel sheet can continue to install the steel truss support monomer structure of first rectangle frame construction and the combination of second rectangle frame construction additional, can carry out the steel truss according to the length of encorbelmenting and highly encorbelment the cross-section combination of a mould platform, has higher flexibility and safety and stability.
The above description is only a preferred embodiment of the present invention and should not be construed as limiting the present invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included within the scope of the present invention.
Claims (6)
1. The utility model provides a roofing structure formwork support body that encorbelments of shear force wall inserted, its characterized in that, is including adhering to support (1) and truss (2), adhere to support (1) and include first steel sheet (101), be provided with on first steel sheet (101) pre-buried bolt hole (102), wear wall bolt (3) to fix first steel sheet (101) on the shear force wall through pre-buried bolt hole (102), be provided with spread groove (103) on the connection terminal surface of first steel sheet (101), be provided with second steel sheet (4) truss (2) on spread groove (103), truss (2) level stability.
2. The shear wall attached type overhanging roof structure formwork support body according to claim 1, wherein the truss (2) comprises an upper chord member (201), a lower chord member (202), a vertical member (203) and an inclined web member (204), the supporting end parts of the upper chord member (201) and the lower chord member (202) are provided with mounting round holes (205), and the second steel plate (4) is welded on the first steel plate (101) and is in a vertical connection relation with the first steel plate (101); and the second steel plate (4) is provided with an installation round hole (205) which is the same as the installation round holes (205) at the supporting ends of the upper chord (201) and the lower chord (202), and the installation round holes (205) which are coincided and arranged are connected by the installation part to connect the attachment support (1) and the truss (2).
3. The shear wall attached type overhanging roof structure formwork support body according to claim 2, wherein 2-4 pre-buried bolt holes (102) are formed in the first steel plate (101), the diameter of each pre-buried bolt hole (102) is the same as that of each wall penetrating bolt (3), a sleeve (5) is pre-buried in the shear wall, and each wall penetrating bolt (3) is fixed in the shear wall through the sleeve (5).
4. A shear wall attached cantilever roof structure formwork support body according to claim 2 or 3, wherein the length of the upper chord (201), the lower chord (202) and the vertical bar (203) of the truss (2) are the same, the truss is combined to form a first rectangular frame (6) structure, the diagonal web members (204) are arranged in the first rectangular frame (6) structure, the two ends of the diagonal web members (204) are respectively connected with the middle parts of the upper chord (201), the lower chord (202) and the vertical bar (203), and the diagonal web members (204) are connected end to end in the first rectangular frame (6) structure to form a second rectangular frame (7) structure.
5. The shear wall attached type overhanging roof structure formwork support body according to claim 4, wherein the upper chord (201) and the lower chord (202) are connected through a vertical rod (203) in a supporting manner, the distance between the central line of the truss (2) supporting the end vertical rod (203) and the connecting surface of the second steel plate (4) is 80-120mm, the central line of the truss (2) overhanging end vertical rod (203) is the side line of the truss (2), the central line of the truss (2) overhanging end vertical rod (203) is 80-120mm in overhanging manner, the overhanging end of the truss (2) is formed, the third steel plate (8) is arranged at the overhanging end of the truss (2), and an installation round hole (205) is formed in the third steel plate (8).
6. The shear wall attached type overhanging roof structure formwork support body according to claim 5, wherein the trusses (2) are arranged along the horizontal direction of the shear wall, the horizontal heights of the adjacent trusses (2) are the same, the distance is set to be 1.5-3m, I-shaped steel (9) is arranged and fixed on the adjacent trusses (2), and a wood board is laid on the I-shaped steel (9) to form an overhanging formwork platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220016584.1U CN217054367U (en) | 2022-01-05 | 2022-01-05 | Shear force wall attached type roofing structure formwork support that encorbelments |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220016584.1U CN217054367U (en) | 2022-01-05 | 2022-01-05 | Shear force wall attached type roofing structure formwork support that encorbelments |
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| CN217054367U true CN217054367U (en) | 2022-07-26 |
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| CN202220016584.1U Active CN217054367U (en) | 2022-01-05 | 2022-01-05 | Shear force wall attached type roofing structure formwork support that encorbelments |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115450314A (en) * | 2022-11-11 | 2022-12-09 | 中国建筑设计研究院有限公司 | Hollow cantilever structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115450314A (en) * | 2022-11-11 | 2022-12-09 | 中国建筑设计研究院有限公司 | Hollow cantilever structure |
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