CN209637144U - Steel concrete combines the light-duty assembled stair of curved plate packing - Google Patents
Steel concrete combines the light-duty assembled stair of curved plate packing Download PDFInfo
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- CN209637144U CN209637144U CN201920183451.1U CN201920183451U CN209637144U CN 209637144 U CN209637144 U CN 209637144U CN 201920183451 U CN201920183451 U CN 201920183451U CN 209637144 U CN209637144 U CN 209637144U
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Abstract
Steel concrete combines the light-duty assembled stair of curved plate packing, including the sequentially connected step of several grades, every grade of step includes the light filling object of several support steel beams and rod-like structure, fashioned iron ladder beam is stretched out at support steel beam both ends, the first concrete layer has been poured outside two fashioned iron ladder beams, the outside of support steel beam and light filling object has poured the second concrete layer, first concrete layer and the second concrete layer pour simultaneously using after formwork together, contour line of the section of the bottom surface of second concrete layer in left-right direction below every level-one step is straightway+camber line segment structure.The first concrete layer and the second concrete layer of the utility model setting will not crack, the stability of steel concrete composite structure is greatly enhanced, the amount of pouring of concrete is reduced, mitigates the overall weight of stair, and bottom plate overall structure is wavy, has fine ornamental value.
Description
Technical field
The utility model belongs to assembled architecture technical field, and in particular to a kind of steel concrete combination curved plate packing
Light-duty assembled stair.
Background technique
It comes in recent years, assembled architecture is gradually promoted, in assembled architecture, wall has been all made of assembled knot
Structure, stair generally use cast-in-situ steel reinforced concrete stair or prefabricated reinforced concrete stair, though cast-in-situ steel reinforced concrete stair
So there is greater advantage in fastness, soundproof effect and non-maintaining go up, but reinforced concrete stairs self weight is larger, needs to carry out
The complicated procedures of forming such as formwork, reinforcing bar binding, cast in situs and maintenance, long there are the construction period, concealed work is more, quality controllability is poor
The disadvantages of；Prefabricated reinforced concrete stair, then exist from it is great, need to be using big machinery installation, joint connection in site node complexity etc.
Disadvantage is subject to certain restrictions during popularization and application.
Utility model content
The utility model provides a kind of simple structure, convenient for production, weight to solve shortcoming in the prior art
Gently, intensity is high, can shorten the steel concrete combination light-duty assembled stair of curved plate packing of construction period.
In order to solve the above technical problems, the utility model adopts the following technical solution: steel concrete combination curved plate, which is filled with, to be filled
The light-duty assembled stair of object side by side and the fashioned iron ladder beam that is obliquely installed of right low left high including two are set between two fashioned iron ladder beams
It is equipped with the sequentially connected step of several grades, every grade of step includes that several support steel beams and bar are provided with along anterior-posterior horizontal direction
The light filling object of shape structure, two fashioned iron ladder beams offer the perforation of several correspondences, and support steel beam is plugged in perforation
Fashioned iron ladder beam is stretched out at interior and support steel beam both ends, has poured outside two fashioned iron ladder beams and has been embedded in support steel beam two ends
The outside of the first internal concrete layer, support steel beam and light filling object has poured that form several grades sequentially connected
Second concrete layer of step, the first concrete layer and the second concrete layer pour simultaneously using after formwork together, and second
Contour line of the section of the bottom surface of concrete layer in left-right direction below every level-one step is straightway+camber line segment structure.
Fashioned iron ladder beam uses channel steel or C-type steel, and the opening of two fashioned iron ladder beams is oppositely arranged, the front side of front side fashioned iron ladder beam
Several are offered for pouring the sprue gate of the second concrete layer, each equal position in sprue gate with the rear side of rear side fashioned iron ladder beam
In the horizontal plane of step and the angle of vertical plane.
The top and bottom of fashioned iron ladder beam are fixedly installed several pegs, peg, the convex-type steel ladder beam on top respectively
Setting is parallel to the reinforced mesh on fashioned iron ladder beam surface between the peg of external support steel beam and lower part, and reinforced mesh is pre-buried
In the first concrete layer.
It connects to form steel mesh by the reinforcing rib perpendicular to support steel beam between several support steel beams, steel mesh is whole
It is embedded in the second concrete layer.
Support steel beam uses reinforcing bar or angle steel.
Straightway is parallel to horizontal plane, and the centering angle of arc segment is 90 °, the right end of the straightway below the same step with
The left end of arc segment connects, and the lower end of the arc segment below a step and adjacent next step lower straight section left end connect
It connects.
Light filling object is made of polyurethane or PVC material, and light filling object is adhesive in the type of respective side by both ends
On steel ladder beam or binds mode on support steel beam and be fixed, light filling level top and step on the right side of arc segment
Between below the left side of corner angle.
The cross section of light filling object is circular ring shape tubular structure or triangular structure of right angle, wherein triangular structure of right angle
Two right-angle sides be respectively parallel to same level-one step horizontal side and vertical side.
By adopting the above technical scheme, compared with the prior art, the utility model has the following advantages:
1, perforation is opened up on fashioned iron ladder beam, support steel beam is mounted on two fashioned iron ladder beams across perforation, is pouring the
Support steel beam and two fashioned iron ladder beams will be first welded as a whole before concrete, is being propped up before one concrete layer and the second concrete layer
Ensure the stability of fashioned iron ladder beam and support steel beam when mould pours.
2, in the first concrete layer of external setting and the second concrete layer of fashioned iron ladder beam and support steel beam, and first
Steel mesh is set in concrete layer, peg and reinforced mesh are set in the second concrete layer, can be poured as far as possible so relatively thin
Concrete, and ensure that the first concrete layer and the second concrete layer will not crack, or even fall off, make steel concrete combination knot
The stability of structure greatly enhances.
3, contour line of the section of the bottom surface of the second concrete layer in left-right direction below every level-one step is straight line
Section+camber line segment structure can be further reduced the amount of pouring of concrete in this way, mitigate the overall weight of stair, and bottom plate is whole
Structure is wavy, has fine ornamental value.
4, fashioned iron ladder beam side offers several sprue gates, first pours the second concrete layer from bottom to top, then pours
One concrete layer, when pouring the first concrete layer, concrete can also be by sprue gate by the coagulation in the first concrete layer
Native further filling, this mode that pours ensure to pour no dead angle.
5, the pre-buried light filling object in the second concrete layer of step, light filling object can not only further decrease whole
The weight of a stair, and reduce material cost, light filling object both ends be adhesive on the fashioned iron ladder beam of respective side or
Binding can ensure that light filling object is fixed in casting concrete, it is ensured that pouring quality on support steel beam in this way；Lightweight
When the cross section of filler is right angled triangle, which is just mutually fitted with the horizontal side of same level-one step and vertical side
Match, so that the thickness for wrapping up concrete in light filling beyond the region of objective existence portion is substantially well-balanced consistent.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the diagrammatic cross-section of the second concrete layer in Fig. 1；
Fig. 3 is the structural schematic diagram of the medium-sized steel ladder beam of Fig. 1.
Specific embodiment
As shown in Figure 1-Figure 3, the steel concrete of the utility model combines the light-duty assembled stair of curved plate packing, including
Two side by side and the fashioned iron ladder beam 1 that is obliquely installed of right low left high, and it is sequentially connected to be provided with several grades between two fashioned iron ladder beams 1
Step 2, every grade of step 2 include the light filling that several support steel beams 3 and rod-like structure are provided with along anterior-posterior horizontal direction
Object 12, two fashioned iron ladder beams 1 offer the perforation of several correspondences, and support steel beam 3 is plugged in perforation and support steel beam 3
Fashioned iron ladder beam 1 is stretched out at both ends, pours outside two fashioned iron ladder beams 13 two ends of support steel beam being embedded in internal the
The outside of one concrete layer 4, support steel beam 3 and light filling object 12 has poured to form the sequentially connected step of several grades
2 the second concrete layer 5, the first concrete layer 4 and the second concrete layer 5 pour simultaneously using after formwork together, and second
Contour line of the section of the bottom surface of concrete layer 5 in left-right direction below every level-one step 2 is 7 knot of straightway 6+ arc segment
Structure.
Fashioned iron ladder beam 1 uses channel steel or C-type steel, and the opening of two fashioned iron ladder beams 1 is oppositely arranged, front side fashioned iron ladder beam 1
The rear side of front side and rear side fashioned iron ladder beam 1 offers several for pouring the sprue gate 8 of the second concrete layer 5, each pours
Geat 8 is respectively positioned on the horizontal plane of step 2 and the angle of vertical plane.
The top and bottom of fashioned iron ladder beam 1 are fixedly installed several pegs 9, peg 9, the convex-type steel ladder on top respectively
Setting is parallel to the reinforced mesh 10 on 1 surface of fashioned iron ladder beam, reinforcing bar between support steel beam 3 outside beam 1 and the peg of lower part 9
Mesh sheet 10 is embedded in the first concrete layer 4.
By connecting to form steel mesh 11, steel mesh perpendicular to the reinforcing rib of support steel beam 3 between several support steel beams 3
11 are all embedded in the second concrete layer 5.Support steel beam 3 uses reinforcing bar or angle steel.
Straightway 6 is parallel to horizontal plane, and the centering angle of arc segment 7 is 90 °, the right side of the straightway 6 of same 2 lower section of step
End is connect with the left end of arc segment 7, the lower end of the arc segment 7 of 2 lower section of step and adjacent next 2 lower straight section of step
The connection of 6 left ends.
Light filling object 12 is made of polyurethane or PVC material, and light filling object 12 is adhesive in respective side by both ends
Fashioned iron ladder beam 1 on or bind mode on support steel beam 3 and be fixed, light filling object 12 is located on arc segment right side
Between below the left side of 2 corner angle of side and step.
The cross section of light filling object 12 is circular ring shape tubular structure or triangular structure of right angle (is as shown in the figure right angle three
Angular structure), wherein the two of triangular structure of right angle right-angle side is respectively parallel to the horizontal side of same level-one step 2 and vertical
Side.
Compared with the prior art, the utility model has the following advantages:
1, perforation is opened up on fashioned iron ladder beam 1, support steel beam 3 is mounted on two fashioned iron ladder beams 1 across perforation, is pouring
First support steel beam 3 and two fashioned iron ladder beams 1 will be welded as one before concrete before first concrete layer 4 and the second concrete layer 5
Body ensures the stability of fashioned iron ladder beam 1 and support steel beam 3 when formwork pours.
2, in the first concrete layer 4 of external setting and the second concrete layer 5 of fashioned iron ladder beam 1 and support steel beam 3, and
Steel mesh 11 is set in first concrete layer 4, peg 9 and reinforced mesh 10 are set in the second concrete layer 5, can be use up in this way
Amount pours relatively thin concrete, and ensures that the first concrete layer 4 and the second concrete layer 5 will not crack, or even fall off,
Greatly enhance the stability of steel concrete composite structure.
3, contour line of the section of the bottom surface of the second concrete layer 5 in left-right direction below every level-one step 2 is straight
7 structure of line segment 6+ arc segment, can be further reduced the amount of pouring of concrete in this way, mitigate the overall weight of stair, and bottom plate
Overall structure is wavy, has fine ornamental value.
4,1 side of fashioned iron ladder beam offers several sprue gates 8, first pours the second concrete layer 5 from bottom to top, then pour
First concrete layer 4, when pouring the first concrete layer 4, concrete can also will be in the first concrete layer 4 by sprue gate 8
Concrete further fill, this mode that pours ensures to pour no dead angle.
5, pre-buried light filling object 12, light filling object 12 not only can further drop in the second concrete layer of step
The weight of low entire stair, and the cost of material is reduced, 12 both ends of light filling object are adhesive in the fashioned iron ladder beam 1 in respective side
Upper or binding can ensure that light filling object 12 is fixed in casting concrete, it is ensured that pour on support steel beam 3 in this way
Quality；The cross section of light filling object 12 be right angled triangle when, the shape just with the horizontal side of same level-one step and erect
Straight sided is adapted, so that the thickness for wrapping up concrete outside light filling object 12 is substantially well-balanced consistent.
The present embodiment not makes any form of restriction the shape of the utility model, material, structure etc., all foundations
The technical essence of the utility model any simple modification, equivalent change and modification to the above embodiments, belong to this reality
With the protection scope of new technique scheme.
Claims (8)
1. steel concrete combines the light-duty assembled stair of curved plate packing, it is characterised in that: side by side and left high right including two
The fashioned iron ladder beam of low dip setting, is provided with the sequentially connected step of several grades between two fashioned iron ladder beams, every grade of step wraps
The light filling object that several support steel beams and rod-like structure are provided with along anterior-posterior horizontal direction is included, two fashioned iron ladder beams offer
The perforation of several correspondences, support steel beam is plugged in perforation and fashioned iron ladder beam, two types are stretched out in support steel beam both ends
It is poured outside steel ladder beam and support steel beam two ends is embedded in the first internal concrete layer, support steel beam and light filling
The outside of object pours the second concrete layer to form the sequentially connected step of several grades, the first concrete layer and second
Concrete layer pours simultaneously using after formwork together, and the section of the bottom surface of the second concrete layer in left-right direction is in every level-one
Contour line below step is straightway+camber line segment structure.
2. steel concrete according to claim 1 combines the light-duty assembled stair of curved plate packing, it is characterised in that: type
Steel ladder beam uses channel steel or C-type steel, and the opening of two fashioned iron ladder beams is oppositely arranged, the front side of front side fashioned iron ladder beam and rear side fashioned iron
The rear side of terraced beam offers several for pouring the sprue gate of the second concrete layer, and each sprue gate is respectively positioned on the water of step
The angle of plane and vertical plane.
3. steel concrete according to claim 1 or 2 combines the light-duty assembled stair of curved plate packing, feature exists
Several pegs are fixedly installed respectively in: top and bottom of fashioned iron ladder beam, outside the peg on top, convex-type steel ladder beam
Setting is parallel to the reinforced mesh on fashioned iron ladder beam surface between support steel beam and the peg of lower part, and reinforced mesh is embedded in first
In concrete layer.
4. steel concrete according to claim 1 or 2 combines the light-duty assembled stair of curved plate packing, feature exists
In: it connects to form steel mesh by the reinforcing rib perpendicular to support steel beam between several support steel beams, steel mesh is all pre-buried
In the second concrete layer.
5. steel concrete according to claim 1 or 2 combines the light-duty assembled stair of curved plate packing, feature exists
In: support steel beam uses reinforcing bar or angle steel.
6. steel concrete according to claim 1 or 2 combines the light-duty assembled stair of curved plate packing, feature exists
In: straightway is parallel to horizontal plane, and the centering angle of arc segment is 90 °, the right end and camber line of the straightway below the same step
The left end of section connects, and the lower end of the arc segment below a step is connect with adjacent next step lower straight section left end.
7. steel concrete according to claim 1 or 2 combines the light-duty assembled stair of curved plate packing, feature exists
In: light filling object is made of polyurethane or PVC material, and light filling object is adhesive in the fashioned iron ladder beam of respective side by both ends
Mode that is upper or binding on support steel beam is fixed, light filling level top and step corner angle on the right side of arc segment
Between below left side.
8. steel concrete according to claim 7 combines the light-duty assembled stair of curved plate packing, it is characterised in that: light
The cross section of matter filler is circular ring shape tubular structure or triangular structure of right angle, wherein the two of triangular structure of right angle right angle
While be respectively parallel to same level-one step horizontal side and vertical side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920183451.1U CN209637144U (en) | 2019-02-02 | 2019-02-02 | Steel concrete combines the light-duty assembled stair of curved plate packing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920183451.1U CN209637144U (en) | 2019-02-02 | 2019-02-02 | Steel concrete combines the light-duty assembled stair of curved plate packing |
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| Publication Number | Publication Date |
|---|---|
| CN209637144U true CN209637144U (en) | 2019-11-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920183451.1U Active CN209637144U (en) | 2019-02-02 | 2019-02-02 | Steel concrete combines the light-duty assembled stair of curved plate packing |
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| Country | Link |
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2019
- 2019-02-02 CN CN201920183451.1U patent/CN209637144U/en active Active
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