CN218375199U - Face vertical concrete structure's in limit prefabricated exterior sheathing on girder steel - Google Patents
Face vertical concrete structure's in limit prefabricated exterior sheathing on girder steel Download PDFInfo
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- CN218375199U CN218375199U CN202222275808.3U CN202222275808U CN218375199U CN 218375199 U CN218375199 U CN 218375199U CN 202222275808 U CN202222275808 U CN 202222275808U CN 218375199 U CN218375199 U CN 218375199U
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Abstract
The utility model discloses a prefabricated external template of a vertical concrete structure with an edge on a steel beam, which comprises an edge external template steel plate, a reinforced steel beam and a second impermeable layer (9); the edge-facing outer mold steel plate comprises an edge-facing outer mold steel plate upper part (1) and an edge-facing outer mold steel plate bottom part (2), and the edge-facing outer mold steel plate upper part and the edge-facing outer mold steel plate bottom part are connected into an L-shaped structure; the bottom of the edge-facing outer mold steel plate is arranged on an upper wing plate of the edge-facing steel beam (3) through a fixing part (7), so that the upper part of the edge-facing outer mold steel plate is vertically arranged above the edge-facing steel beam, and a second impermeable layer is arranged at the joint of the bottom of the edge-facing outer mold steel plate and the upper wing plate of the edge-facing steel beam; the reinforced steel beam comprises a vertical reinforced steel beam (4), a plurality of vertical reinforced steel beams are vertically connected to the upper portion of the outer die steel plate, and a plurality of vertical reinforced steel beams penetrate through the bottom of the outer die steel plate and are fixedly connected with the upper wing plate of the edge steel beam. The utility model discloses can realize under the condition of no outer scaffold frame safeguard measure that face the safe, reliable of limit external mold steel sheet and set up.
Description
Technical Field
The utility model relates to a building structure template especially relates to a face vertical concrete structure's in limit prefabricated exterior sheathing on girder steel.
Background
At present, the major structure form of a lot of building structure adopts the steel frame structure, because the nature and the needs of steel construction, often can not set up outer scaffold during the construction, even carry out the floor construction in-process, also generally adopt to set up in the position of facing the limit and face the limit protection, as the safeguard measure in the floor structure work progress.
The adjacent edge of the ground structure often has adjacent edge vertical structures such as parapet walls or reversed sills, and no matter the adjacent edge vertical structures and the floor slab are cast together or separately for secondary casting, an external mold must be erected. The outer mold usually adopts a steel mold or a wood mold, and the outer mold is erected under the condition of no external scaffold protection measures, so that great potential safety hazards exist. Local floor faces the limit and has the parapet or anti vertical structure such as bank, needs follow supreme outer scaffold frame that falls to the ground of setting down specially, or sets up temporary support and sets up the outer scaffold frame of encorbelmenting to set up on facing the limit girder steel and face limit exterior sheathing, need consume longer time and cost.
Disclosure of Invention
An object of the utility model is to provide a face prefabricated exterior sheathing of vertical concrete structure in limit on the girder steel, can realize facing safe, the reliable setting up of limit external mold steel sheet under the condition of no external scaffolding safeguard measure.
The utility model discloses a realize like this:
a prefabricated external template of a vertical concrete structure on a steel beam near the edge comprises an external template steel plate near the edge, a reinforced steel beam and a second impermeable layer; the edge-facing outer mold steel plate comprises an upper edge-facing outer mold steel plate and a bottom edge-facing outer mold steel plate, and the lower end of the upper edge-facing outer mold steel plate is connected with one end of the bottom edge of the edge-facing outer mold steel plate to form the edge-facing outer mold steel plate with an L-shaped structure; the other end of the bottom of the edge-facing outer mold steel plate is fixedly arranged on an upper wing plate of the edge-facing steel beam through a fixing piece, so that the upper part of the edge-facing outer mold steel plate is vertically arranged above the upper wing plate of the edge-facing steel beam, and a second impermeable layer is arranged at the joint of the other end of the bottom of the edge-facing outer mold steel plate and the upper wing plate of the edge-facing steel beam; the reinforcing steel beam comprises a vertical reinforcing steel beam, a plurality of vertical reinforcing steel beams are vertically connected to the inner wall of the upper portion of the outer die steel plate respectively, and the lower ends of the plurality of vertical reinforcing steel beams penetrate through the bottom of the outer die steel plate on the edge and are fixedly connected with the upper wing plate of the edge steel beam.
Face limit external mold steel sheet upper portion be located face the last pterygoid lamina of limit girder steel on, face limit external mold steel sheet upper portion and encorbelment as the non-and face the outside template of limit vertical structure.
Face limit external mold steel sheet bottom encorbelment to the outside of facing limit girder steel on pterygoid lamina, make face limit external mold steel sheet upper portion and be located the outside of facing limit girder steel on pterygoid lamina, face limit external mold steel sheet upper portion and regard as encorbelmenting the outside template that faces limit vertical structure.
Encorbelment the setting face the bottom surface of limit external mold steel sheet bottom and face the interval between the limit girder steel and be equipped with a plurality of and consolidate the support, consolidate the support and be located same vertical plane with vertical reinforcement girder steel.
The reinforcing support include horizontal pole and down tube, the horizontal pole is along facing the bottom surface setting of limit external mold steel sheet bottom, the one end of horizontal pole with face the web of limit girder perpendicular connection, the down tube slope is connected between the other end of horizontal pole and the web of facing the limit girder.
Encorbelment the setting face limit external mold steel sheet bottom be the slab structure, face limit external mold steel sheet bottom along the last aerofoil top surface setting that faces the limit girder steel, the horizontal pole of consolidating the support sets up along the bottom surface that faces limit external mold steel sheet bottom and the last aerofoil bottom surface that faces the limit girder steel.
The bottom of the edge-facing outer mold steel plate in the overhanging arrangement is of a Z-shaped structure, so that a groove structure is formed between the bottom of the edge-facing outer mold steel plate and the upper part of the edge-facing outer mold steel plate; face the outside below that the one end of limit external mold steel sheet bottom extended to face pterygoid lamina on the limit girder steel, the horizontal pole of consolidating the support sets up along the other end bottom surface of mould steel sheet bottom, and the other end that faces limit external mold steel sheet bottom passes through the mounting overlap joint on the last pterygoid lamina that faces the limit girder steel.
Face limit external mold steel sheet bottom on be formed with a plurality of through-hole, the lower extreme of vertical reinforcing girder steel can match and run through the through-hole, and is equipped with first barrier layer on the inner wall of through-hole.
Consolidate the girder steel still including transversely consolidating the girder steel, transversely consolidate the girder steel and connect perpendicularly between the vertical reinforcing girder steel of adjacent twice, transversely consolidate the girder steel and face the inner wall fixed connection on limit external mold steel sheet upper portion.
Compared with the prior art, the utility model, following beneficial effect has:
1. the utility model discloses because be equipped with and face limit external mold steel sheet upper portion and face limit external mold steel sheet bottom and constitute, can directly accomplish the installation that faces limit external mold steel sheet in steel construction work progress, compare prior art's the outer scaffold frame of setting up, avoided facing limit aerial work, can use facing the limit safeguard measure of edge external mold steel sheet upper portion in as floor construction process simultaneously, construction safety, economic nature and convenience are higher.
2. The utility model discloses owing to be equipped with vertical reinforcing steel roof beam, transversely consolidate the girder steel and consolidate the support, can play effectual reinforcement and supporting role to facing limit external mold steel sheet, ensure to face reliable the setting up of limit external mold steel sheet and the safe of concrete is pour, be applicable to non-encorbelment and face limit vertical structure, what slab structure encorbelments and face limit vertical structure, the groove structure encorbelments and face in limit vertical structure isotructure form.
Drawings
Fig. 1 is a front view of a prefabricated external formwork of a vertical concrete structure with an edge on a steel beam (a non-cantilever vertical structure with an edge);
fig. 2 is a front view of a prefabricated external formwork of the vertical concrete structure with adjacent edges on the steel beam (an overhanging vertical structure with a flat plate structure);
fig. 3 is a front view of the prefabricated external form of the concrete structure with adjacent edges on the steel beam (overhanging vertical structure with groove structure);
FIG. 4 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 1;
fig. 5 is a sectional view taken along line B-B in fig. 1.
In the picture, 1 faces limit external mold steel sheet upper portion, and 2 face limit external mold steel sheet bottom, 21 through-holes, 3 face the limit girder steel, 4 vertical reinforcement girder steels, 5 horizontal reinforcement girder steels, 6 consolidate the support, 7 mountings, 8 first barrier layer, 9 second barrier layer.
Detailed Description
The invention will be further explained with reference to the drawings and the specific embodiments.
Referring to fig. 1 to 3, the prefabricated external formwork of the concrete structure with the edge-adjacent vertical steel beam comprises an edge-adjacent external formwork steel plate, a reinforced steel beam and a second impermeable layer 9; the edge-facing outer mold steel plate comprises an edge-facing outer mold steel plate upper part 1 and an edge-facing outer mold steel plate bottom part 2, and the lower end of the edge-facing outer mold steel plate upper part 1 is connected with one end of the edge-facing outer mold steel plate bottom part 2 to form the L-shaped edge-facing outer mold steel plate; the other end of the bottom 2 of the edge-facing external mold steel plate is fixedly arranged on an upper wing plate of the edge-facing steel beam 3 through a fixing part 7, so that the upper part 1 of the edge-facing external mold steel plate is vertically arranged above the upper wing plate of the edge-facing steel beam 3, and a second impermeable layer 9 is arranged at the joint of the other end of the bottom 2 of the edge-facing external mold steel plate and the upper wing plate of the edge-facing steel beam 3; the reinforcing steel beam comprises a vertical reinforcing steel beam 4, the plurality of vertical reinforcing steel beams 4 are vertically connected to the inner wall of the upper portion 1 of the outer die steel plate respectively, and the lower ends of the plurality of vertical reinforcing steel beams 4 penetrate through the bottom of the outer die steel plate 2 on the edge and are fixedly connected with the upper wing plate of the edge steel beam 3.
Preferably, the fixing part 7 can be a stud, the edge external mold steel plate is fixedly installed through the fixing part 7, so that the outer side template of the edge vertical structure is formed on the edge steel beam 3 by the upper part 1 of the edge external mold steel plate, and the edge external mold steel plate is reinforced through the vertical reinforcing steel beam 4. The second impermeable layer 9 can be formed by coating impermeable paint, the coating thickness of the second impermeable layer 9 can be determined according to the impermeable requirement, and concrete leakage during later pouring of the edge vertical structure is avoided.
Please refer to fig. 1, the outer end of the edge-facing outer mold steel plate upper portion 1 is not more than the outer end of the wing plate on the edge steel beam 3, or the two are flush, and the edge-facing outer mold steel plate upper portion 1 is used as an outer side template of the non-overhanging edge-facing vertical structure.
Referring to fig. 2 and fig. 3, the bottom 2 of the steel plate of the edge-facing outer mold is cantilevered to the outside of the wing plate on the steel beam 3, so that the upper 1 of the steel plate of the edge-facing outer mold is located at the outside of the wing plate on the steel beam 3, and the upper 1 of the steel plate of the edge-facing outer mold is used as an outside template for the cantilevered edge-facing vertical structure.
Referring to fig. 2 and 3, a plurality of reinforcing brackets 6 are arranged between the bottom surface of the bottom 2 of the overhanging outer die steel plate and the edge steel beam 3 at intervals, and the reinforcing brackets 6 and the vertical reinforcing steel beam 4 are positioned in the same vertical plane.
Through the arrangement of the reinforcing bracket 6, reliable support is provided for the overhanging part of the bottom 2 of the outer die steel plate of the edge, so that the outer die steel plate of the edge is safely supported.
Referring to fig. 2 and 3, the reinforcing bracket 6 includes a cross bar and an inclined bar, the cross bar is disposed along the bottom surface of the bottom 2 of the edge-facing outer mold steel plate, one end of the cross bar is vertically connected with the web of the edge-facing steel beam 3, and the inclined bar is obliquely connected between the other end of the cross bar and the web of the edge-facing steel beam 3.
Consolidate support 6 and can set into horizontal pole, horizontal pole + down tube or other forms according to the load demand, consolidate support 6 and can adopt the welded mode to fix on the web of facing limit girder steel 3 to guarantee to face the reliable support of limit external mold steel sheet bottom 2.
Referring to fig. 2, the overhanging outer mold steel plate bottom 2 is a flat plate structure, the outer mold steel plate bottom 2 is arranged along the top surface of the upper wing plate of the edge steel beam 3, and the cross bar of the reinforcing bracket 6 is arranged along the bottom surface of the outer mold steel plate bottom 2 and the bottom surface of the upper wing plate of the edge steel beam 3.
According to the design requirement of facing limit vertical structure, face limit external mold steel sheet bottom 2 and can design for the slab construction, face the bottom surface elevation of limit vertical structure and face the top surface elevation of limit girder steel 3 unanimously.
Referring to fig. 3, the bottom 2 of the edge-facing outer mold steel plate is cantilevered and has a Z-shaped structure, so that a groove structure is formed between the bottom 2 of the edge-facing outer mold steel plate and the upper 1 of the edge-facing outer mold steel plate; face 2 one end of limit external mold steel sheet bottom and extend to the outside below of facing 3 last pterygoid laminas of limit girder steel, consolidate support 6's horizontal pole and set up along the one end bottom surface of mould steel sheet bottom 2, face the other end of 2 of limit external mold steel sheet bottoms and pass through mounting 7 overlap joint on the last pterygoid lamina that faces 3 of limit girder steel.
According to the design requirement of the edge vertical structure, the bottom 2 of the edge external mold steel plate can be designed into a Z-shaped structure, and the elevation of the bottom surface of the edge vertical structure is smaller than that of the top surface of the edge steel beam 3.
Referring to fig. 1 and fig. 4, the reinforcing steel beam further includes a transverse reinforcing steel beam 5, the transverse reinforcing steel beam 5 is vertically connected between two adjacent vertical reinforcing steel beams 4, and the transverse reinforcing steel beam 5 is fixedly connected with the inner wall of the upper portion 1 of the outer die steel plate facing the edge.
Can add horizontal reinforcing girder steel 5 when vertical concrete structure is high to improve the bearing capacity of reinforcing girder steel to facing limit external mold steel sheet upper portion 1, the quantity and the interval of setting up of horizontal reinforcing girder steel 5 can be confirmed according to the load requirement.
Referring to fig. 5, a plurality of through holes 21 are formed in the bottom 2 of the outer die steel plate adjacent to the edge, the lower end of the vertical reinforcing steel beam 4 can penetrate through the through holes 21 in a matching manner, and a first impermeable layer 8 is arranged on the inner wall of each through hole 21.
Through the setting of through-hole 21, vertical reinforcing girder steel 4 can run through downwards and face limit external mold steel sheet bottom 2 and with face 3 fixed connection of limit girder steel for the reinforcing faces limit vertical structure, has good prevention of seepage performance simultaneously.
Referring to fig. 1 to 5, the design and construction method of the present invention is:
the utility model is suitable for a major structure adopts steel frame structural style, and the floor adopts concrete floor, steel bar truss building carrier plate, profiled steel sheet concrete composite floor or other form structures face the prefabricated external mold installation method that turns over concrete structure on, and face the edge and turn over the structure and allow to have certain length of encorbelmenting to the girder steel that faces the limit. Or a certain structure only adopts a steel beam locally, and the outer mold of the edge-facing ultrahigh upturning concrete structure which is cantilevered outwards or has a certain length can be prefabricated by adopting the method.
Carrying out deepening design on the edge external mold steel plate and the reinforced steel beam thereof: and calculating the lateral load and the vertical load generated by the outer mold steel plates at the edges in the concrete pouring process of the vertical structures at the edges according to the design height of the vertical structures at the edges and the gravity of the reinforced concrete. And selecting proper dimensions of the steel plates of the outer die of the edge facing, the type and the specification of the vertical reinforced steel beams and the arrangement distance of the steel plates according to the load calculation result. If the vertical structure near the edge is cantilevered, the reinforcing support 6 is also selected with a proper type specification (the distance between the reinforcing supports 6 is the same as that between the vertical reinforcing steel beams 4). And finally, the strength of the selected material is calculated by experience of the outer die steel plate facing the edge and the reinforcing bracket 6 thereof, the stress generated by the load is met, the deformation generated by the load is within the allowable deformation range of the steel structural member, and the structure can ensure the stability of the structure.
After the completion faces the installation of limit girder steel 3, face on limit girder steel 3 or the reinforcement support 6 according to design interval welded fastening vertical reinforcement girder steel 4, then face the limit position according to facing limit external mold steel sheet.
Prefabricating the edge external mold steel plate in a factory, and processing the edge external mold steel plate into an L shape if the edge vertical structure does not have overhang; if face limit vertical structure and have the L shape of encorbelmenting, then should face limit external mold steel sheet processing for L shape or area slot to face and set up the aperture along vertical setting position of reinforcing girder steel 4 on limit external mold steel sheet bottom 2, be convenient for vertical reinforcing girder steel 4 passes and faces limit external mold steel sheet bottom 2. The modulus of facing the limit external mold steel sheet should be the multiple that vertical reinforcement girder steel 4 set up the interval, ensures to face limit external mold steel sheet overlap joint position in vertical reinforcement girder steel 4 department. The lap joint position of the external mold steel plate is welded with the vertical reinforced steel beam 4, and the external mold steel plate can also be integrally formed by adopting a common connection mode according to the construction requirement. The two sides of the vertical reinforced steel beam are connected with the outer die steel plates near the edges in a welding mode through fillet welds.
When facing the vertical concrete structure height in limit higher, the lateral load and the lateral deformation that leads to are great, can adopt one or a plurality of horizontal reinforcement girder steel 5 of saying to face limit external mold steel sheet and consolidate. The both ends and the vertical reinforcing steel beam welded connection in both sides of every section horizontal reinforcing steel beam 5, the both sides of horizontal reinforcing steel beam 5 and the inboard of facing limit external mold steel sheet carry out welded connection through the fillet weld.
After the installation of the edge external mold steel plate is finished, the internal mold steel plate can be erected on the inner side of the edge external mold steel plate according to a conventional formwork erecting mode, the formwork erecting of the edge vertical structure is finally finished, and the concrete pouring of the edge vertical structure can be carried out.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, therefore, any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention should be included in the scope of the present invention.
Claims (9)
1. The utility model provides a face vertical concrete structure's in limit prefabricated exterior sheathing on girder steel, characterized by: comprises an outer die steel plate close to the edge, a reinforced steel beam and a second impermeable layer (9); the edge-facing outer mold steel plate comprises an edge-facing outer mold steel plate upper part (1) and an edge-facing outer mold steel plate bottom part (2), and the lower end of the edge-facing outer mold steel plate upper part (1) is connected with one end of the edge-facing outer mold steel plate bottom part (2) to form the edge-facing outer mold steel plate with an L-shaped structure; the other end of the bottom (2) of the edge-facing outer die steel plate is fixedly arranged on an upper wing plate of the edge-facing steel beam (3) through a fixing piece (7), so that the upper part (1) of the edge-facing outer die steel plate is vertically arranged above the upper wing plate of the edge-facing steel beam (3), and a second impermeable layer (9) is arranged at the connection part of the other end of the bottom (2) of the edge-facing outer die steel plate and the upper wing plate of the edge-facing steel beam (3); the reinforced steel beam comprises a vertical reinforced steel beam (4), the plurality of vertical reinforced steel beams (4) are vertically connected to the inner wall of the upper portion (1) of the outer die steel plate respectively, and the lower ends of the plurality of vertical reinforced steel beams (4) penetrate through the bottom of the outer die steel plate (2) on the edge and are fixedly connected with the upper wing plate of the edge steel beam (3).
2. The prefabricated external template of the bordered vertical concrete structure on the steel beam as claimed in claim 1, which is characterized in that: face limit external mold steel sheet upper portion (1) be located face the last pterygoid lamina of limit girder steel (3), face limit external mold steel sheet upper portion (1) as the outside template that faces limit vertical structure that encorbelments.
3. The prefabricated external template of the bordered vertical concrete structure on the steel beam as claimed in claim 1, which is characterized in that: face limit external mold steel sheet bottom (2) overhang to face the outside of pterygoid lamina on limit girder steel (3), make face limit external mold steel sheet upper portion (1) and be located the outside that faces pterygoid lamina on limit girder steel (3), face limit external mold steel sheet upper portion (1) and regard as the outside template that encorbelments and face limit vertical structure.
4. The prefabricated external template of the bordered vertical concrete structure on the steel beam as claimed in claim 3, wherein: encorbelment the setting face the bottom surface of limit external mold steel sheet bottom (2) and face the interval between limit girder steel (3) and be equipped with a plurality of and consolidate support (6), consolidate support (6) and vertical reinforcement girder steel (4) and be located same vertical plane.
5. The prefabricated external template of the bordered vertical concrete structure on the steel beam as claimed in claim 4, wherein: consolidate support (6) include horizontal pole and down tube, the horizontal pole is along facing the bottom surface setting of limit external mold steel sheet bottom (2), the one end of horizontal pole with face the web of limit girder steel (3) and be connected perpendicularly, the down tube slope is connected between the other end of horizontal pole and the web of facing limit girder steel (3).
6. The prefabricated external template of the bordered vertical concrete structure on the steel beam as claimed in claim 5, wherein: encorbelment the setting face limit external mold steel sheet bottom (2) be the flat structure, face limit external mold steel sheet bottom (2) along the last pterygoid lamina top surface setting that faces limit girder steel (3), the horizontal pole of consolidating support (6) is along the bottom surface that faces limit external mold steel sheet bottom (2) and face the last pterygoid lamina bottom surface setting of limit girder steel (3).
7. The prefabricated external template of the bordered vertical concrete structure on the steel beam as claimed in claim 5, wherein: the bottom (2) of the edge-facing external mold steel plate arranged in an overhanging manner is of a Z-shaped structure, so that a groove structure is formed between the bottom (2) of the edge-facing external mold steel plate and the upper (1) of the edge-facing external mold steel plate; face the one end of limit external mold steel sheet bottom (2) and extend to the outside below of facing pterygoid lamina on limit girder steel (3), consolidate the horizontal pole of support (6) and set up along the other end bottom surface of mould steel sheet bottom (2), face the other end of limit external mold steel sheet bottom (2) and pass through mounting (7) overlap joint on the last pterygoid lamina that faces limit girder steel (3).
8. The prefabricated external template of the concrete structure adjacent to the edge on the steel beam as claimed in any one of claims 1 and 3 to 7, which is characterized in that: face and be formed with a plurality of through-hole (21) on limit external mold steel sheet bottom (2), the lower extreme of vertical reinforcement girder steel (4) can match and run through-hole (21), and is equipped with first barrier layer (8) on the inner wall of through-hole (21).
9. The prefabricated external template of the bordered vertical concrete structure on the steel beam as claimed in claim 1, which is characterized in that: consolidate the girder steel still including transversely consolidating girder steel (5), transversely consolidate girder steel (5) and connect perpendicularly between adjacent twice vertical reinforcement girder steel (4), transversely consolidate girder steel (5) and face the inner wall fixed connection of limit external mold steel sheet upper portion (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222275808.3U CN218375199U (en) | 2022-08-29 | 2022-08-29 | Face vertical concrete structure's in limit prefabricated exterior sheathing on girder steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222275808.3U CN218375199U (en) | 2022-08-29 | 2022-08-29 | Face vertical concrete structure's in limit prefabricated exterior sheathing on girder steel |
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| Publication Number | Publication Date |
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| CN218375199U true CN218375199U (en) | 2023-01-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202222275808.3U Active CN218375199U (en) | 2022-08-29 | 2022-08-29 | Face vertical concrete structure's in limit prefabricated exterior sheathing on girder steel |
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| CN (1) | CN218375199U (en) |
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- 2022-08-29 CN CN202222275808.3U patent/CN218375199U/en active Active
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