CN109736595A - A kind of assembled steel stair - Google Patents
A kind of assembled steel stair Download PDFInfo
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- CN109736595A CN109736595A CN201811639314.0A CN201811639314A CN109736595A CN 109736595 A CN109736595 A CN 109736595A CN 201811639314 A CN201811639314 A CN 201811639314A CN 109736595 A CN109736595 A CN 109736595A
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- layer
- upright bar
- operation layer
- assembled steel
- bench
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Abstract
The present invention relates to a kind of assembled steel stair, it is whole to be made of steel, including the first operation layer, second operation layer, the second upright bar being erected on second operation layer, first bench, the second step and quadrangle is built up in for being fixedly connected with the first upright bar of the first operation layer and the second operation layer, second operation layer is H-shaped operating platform, both ends are respectively provided with a notch, it is a transfer platform among two notches, the entrance of first bench is connected with one end of first operation layer, it exports and is connected to each other with one end of the transfer platform, the entrance of the second step and the other end of the transfer platform are connected to each other, it exports and is fixedly linked in the middle part of second upright bar, and the height of the second step matches with building storey height, the height of first upright bar is flushed with second upright bar, first upright bar and Two upright bars are connected by third layer transverse beam, are connected between first upright bar by third layer longitudinal beam.
Description
Technical field
The present invention relates to building fields, in particular to a kind of assembled steel stair.
Background technique
Existing some high building index beds are constructed using aluminum dipping form+climbing frame+PC assembly method, and stair are using lifting, i.e.,
It just carries out can be carried out lifting after the completion of next layer main body construction, i.e., layer main body construction where after this floor ladder, Gu at upper one layer
When main body construction, the channel of last work surface is not led to.Cause is according to existing construction site Normal practice, for stair each time
Operation scaffold and adjacent side protection are set up after lifting, carry out the operation scaffold and adjacent side protection again when need to carry out stair lifting
Dismounting work, and operating worker also needs in addition to set up stair frame up to work layer, while Normal practice repetition and waste is artificial
Also site operation progress is influenced.
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of assembled steel stair, it is ensured that staircase two sides wall column steel
Muscle, template construction operation are gone on smoothly, and can be used as towards the channel of upper one layer of work surface.
The technical solution adopted by the present invention is that: a kind of assembled steel stair are provided, it is whole to be made of steel, including be located at
First operation layer of bottom, the second operation layer above the first operation layer, be erected on second operation layer second
Upright bar, the first bench, the second step and quadrangle is built up in for being fixedly connected with the first of the first operation layer and the second operation layer
Upright bar, second operation layer are H-shaped operating platform, and it is a transfer platform, institute among two notches that both ends, which are respectively provided with a notch,
The entrance for stating the first bench is connected with one end of first operation layer, exports and is connected to each other with one end of the transfer platform, institute
The other end for stating the entrance and the transfer platform of the second step is connected to each other, the middle part stationary phase of outlet and second upright bar
Even, and the height of the second step matches with building storey height, and the height of first upright bar is flushed with second upright bar,
First upright bar is connected with the second upright bar by third layer transverse beam, passes through third layer longitudinal beam phase between first upright bar
Even.
In assembled steel stair of the present invention, first operation layer includes first layer longitudinal beam, first layer cross
To beam and first layer inboard beams, two first layer longitudinal beams and two first layer transverse beams composition that joins end to end are used for
Enclose the rectangular frame at the first operation layer edge；Two first layer inboard beams are parallel with the first layer longitudinal beam and end
It is mounted in first layer transverse beam, the first connection is installed between the first layer inboard beams and the first layer longitudinal beam
The entrance of plate, first bench is connected by otic placode and bolt with the first layer inboard beams.
In assembled steel stair of the present invention, first operation layer further includes four the first bearing beams, described
First layer longitudinal beam and the first bearing beam side of being are logical, and the shape of first bearing beam is less than the first layer longitudinal beam
Shape can be inserted into one end of first bearing beam and be fixed in the first layer longitudinal beam.
In assembled steel stair of the present invention, it is logical that multiple first are offered on one end of first bearing beam
Hole offers multiple the second through-holes corresponding with the first through hole, first operation layer on the first layer longitudinal beam
It further include being interspersed in the first through hole and the second through-hole to make first bearing beam and the first layer longitudinal beam phase simultaneously
Mutually fixed round steel.
In assembled steel stair of the present invention, first operation layer further includes buttcover plate, the buttcover plate one
End is rotatedly connected with the first layer transverse beam close to one end of first bearing beam, and the other end passes through chain and described first
Upright bar is connected.
In assembled steel stair of the present invention, it is equipped with and described second on the other end of first bearing beam
The third through-hole that through-hole matches.
In assembled steel stair of the present invention, second operation layer includes second layer longitudinal beam, second layer cross
To beam and second layer inboard beams, two second layer longitudinal beams and two second layer transverse beams composition that joins end to end are used for
Enclose the rectangular frame at the second operation layer edge；Two second layer inboard beams are parallel with the second layer longitudinal beam and end
It is mounted in second layer transverse beam, between the adjacent second layer inboard beams and the second layer longitudinal beam, two described
The intermediate position of two layers of inboard beams is equipped with the second connecting plate, and the outlet of first bench passes through otic placode and bolt and described the
Two layers of inboard beams are connected.
In assembled steel stair of the present invention, it is equipped with first support bar in one end of first operation layer,
The both ends of the transfer platform are respectively equipped with second support bar and third support rod, first bench and the second step it is lateral
It is respectively equipped with the first protective frame and the second protective frame, the both ends of first protective frame are respectively and fixedly installed to first support
Bar and second support bar, the both ends of second protective frame are respectively and fixedly installed in the third support rod and the second upright bar.
In assembled steel stair of the present invention, second operation layer is equipped with the shield for protecting construction personnel
Column.
In assembled steel stair of the present invention, second operation layer be surrounded by it is multiple for lifting
Hollow round plate.
By the way that stair are divided into two bench, setting transfer platform in centre facilitates field personnel and leads to the present invention
Construction operation is carried out at left and right sides of transfer platform, makes construction personnel that can construct by the second operation layer, while can also lead to
Cross the first bench, the second step leads to upper one layer of work surface；First operation layer is equipped with the first load, has beam stair bottom very
Good stress point, stair are whole more firm；The outlet of the second step is arranged in the middle part of the second upright bar, keeps third layer lateral
It can be also laid with ceiling shield on beam and third layer longitudinal beam, realized with this and protected to positioned at construction personnel therein, together
When do not influence the discrepancy of construction personnel；Various components and component are all made of steel and only do, and entire stair are to assemble, each
Component adds the reinforcing mode of bolt using otic placode, easy to disassemble, is conducive to transport sundry item and is utilized again.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples, in attached drawing:
Fig. 1 is the overall structure diagram of the embodiment of the present invention；
Fig. 2 is the partial structural diagram of the first operation layer of the embodiment of the present invention；
Fig. 3 is the partial structural diagram of the second operation layer of the embodiment of the present invention；
Fig. 4 is the partial structural diagram at the top of the embodiment of the present invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
As shown in Figures 1 to 4, assembled steel stair provided in an embodiment of the present invention, the first operation including being located at bottom
Layer 1, the second operation layer 2 above the first operation layer 1, the second upright bar 3 being erected on the second operation layer 2, the first bench
4, the second step 5 and quadrangle is built up in for being fixedly connected with the first upright bar 6 of the first operation layer 1 and the second operation layer 2.This reality
Applying the second operation layer 2 in example is H-shaped operating platform, and both ends are respectively provided with a notch 21, put down among two notches 21 for a transfer
Platform 22, the entrance of the first bench 4 are connected with one end of the first operation layer 1, export and are connected to each other with one end of transfer platform 22, and second
The entrance of bench 5 and the other end of transfer platform 22 are connected to each other, and are exported and are fixedly linked with the middle part of the second upright bar 3, and the second ladder
The height of section 5 matches with building storey height, and the height of the first upright bar 6 is flushed with the second upright bar 3, the first upright bar 6 and the second upright bar 3
It is connected by third layer transverse beam 7, is connected between the first upright bar 6 by third layer longitudinal beam 8.By the way that stair are divided into two ladders
Section, centre setting transfer platform facilitate field personnel towards the transfer platform left and right sides and carry out construction operation, make to construct
Personnel can be constructed by the second operation layer 2, while can also lead to upper one layer of operation by the first bench 4, the second step 5
Face.The outlet of the second step 5 is arranged in the middle part of the second upright bar 3, is made on third layer transverse beam 7 and third layer longitudinal beam 8 also
It can be laid with ceiling shield, realized with this and protected to positioned at construction personnel therein, while not influencing going out for construction personnel
Enter.
Specifically, as shown in Fig. 2, the first operation layer 1 includes first layer longitudinal beam 11, first layer transverse beam 12 and first layer
Inboard beams 13, two first layer longitudinal beams 11 and two first layer transverse beams 12 join end to end composition for enclosing the first operation layer
The rectangular frame at 1 edge；Two first layer inboard beams 13 are parallel with first layer longitudinal beam 11 and end is mounted on first layer transverse direction
On beam 12, the first connecting plate 14 is installed between first layer inboard beams 13 and first layer longitudinal beam 11, so that on the inside of first layer
Connection between beam 13 and first layer longitudinal beam 11 is more firm；The entrance of first bench 4 passes through otic placode and bolt and first layer
Inboard beams 13 are fixedly linked.Due to stair must from level to level toward hanging oneself liter, Gu the length of stair should be slightly less than the length of PC stair, but
It is that must have good stress point in stair bottom, to consolidate 1 stress of the first operation layer more, first in the present embodiment
Operation layer 1 further includes four the first bearing beams 15, and first layer longitudinal beam 11 and 15 side of being disposed as of the first bearing beam are logical, and first
The shape of bearing beam 15 is less than the shape of first layer longitudinal beam 11, and one end of the first bearing beam 15 is made to can be inserted into and be fixed on first
In layer longitudinal beam 11.Further, multiple first through hole are offered on one end of the first bearing beam 15, in first layer longitudinal beam
Offer multiple the second through-holes corresponding with first through hole on 11, the first operation layer 1 further include be interspersed in simultaneously first through hole and
The round steel 16 for making the first bearing beam 15 and first layer longitudinal beam 11 be fixed to each other in second through-hole.Meanwhile in the first bearing beam 15
The other end (one end being not inserted into first layer longitudinal beam 11) be equipped with the third through-hole that matches with the second through-hole, thus when
The case where first bearing beam 15 is scalable to first layer longitudinal beam 11 when lifting stair, interferes lifting to avoid it.This implementation
The first bearing beam 15 in example is logical using the side of 90 × 60mm size, and the side that first layer longitudinal beam 11 is 100 × 80mm is logical, and first
Bearing beam 15 is inserted into 11 inside 50mm of first layer longitudinal beam, and in addition 50mm is located at outside first layer longitudinal beam 11.Simultaneously first
Open the hole that three diameters are 40mm on the side of bearing beam 15 is logical, two of them be in internal first through hole, another be
External third through-hole, the corresponding position on first layer longitudinal beam 11 open up that there are two the second through-holes.When fixed, first is held
Two first through hole of power beam 15 and two the second through-holes of first layer longitudinal beam 11 pass through the interspersed fixation of round steel 16, in stair
When hanging liter, consolidate by the first bearing beam 15 toward the inner contraction of first layer longitudinal beam 11 and by third through-hole and the interspersed round steel of the second through-hole
It is fixed.First operation layer 1 further includes buttcover plate 17, and 17 one end of buttcover plate and first layer transverse beam 12 are close to the one of the first bearing beam 15
End is rotatedly connected, and the other end is connected by chain 18 with the first upright bar 6, makes construction personnel's stair activity can be more by buttcover plate 17
The convenience added, can be reduced the case where tripping, simultaneously as chain 18 is soft connection, past can recycle when stair are in lifting,
So that it will not influence the normal lifting of stair.
As shown in figure 3, the second operation layer 2 in the present embodiment includes second layer longitudinal beam 23,24 and of second layer transverse beam
Second layer inboard beams 25, two second layer longitudinal beams 23 and two second layer transverse beams 24 join end to end composition for enclosing second
The rectangular frame at 2 edge of operation layer；Two second layer inboard beams 25 are parallel with second layer longitudinal beam 23 and end is mounted on second
In layer transverse beam 24, between adjacent second layer inboard beams 25 and second layer longitudinal beam 23, in two second layer inboard beams 25
Between position the second connecting plate 26 is installed, the outlet of the first bench 4 is connected by otic placode and bolt with second layer inboard beams 25.The
One of notch 21 is corresponding with the first bench 4 in two notches 21 in two operation layers 2, below as the first bench 4,
The notch is used for the first bench 4 above and below construction personnel, another notch 21 is corresponding with the second step 5, and the second step 5 is arranged
Above it, therefore the notch is to lay plate to save material.In addition to quadrangle between first operation layer 1 and the second operation layer 2
Four first upright bars 6 support and fix outer, it is vertical also to pass through four thirds at the middle part of the first operation layer 1 and the second operation layer 2
Column 9 is fixedly linked, and four third columns 9 respectively correspond the longitudinal beam of the first operation layer 1 and the second operation layer 2, above and below interior survey beam
Correspondence is fixedly linked, and keeps the connection between the first operation layer 1 and the second operation layer 2 more firm, the second operation layer 2 is in operation
When can be more steady.
First protective frame 41 and second that is laterally respectively equipped with of the first bench 4 and the second step 5 in the present embodiment is protected
Frame 51 is equipped with first support bar 17 in one end of the first operation layer 1, is respectively equipped with second support bar at the both ends of transfer platform 22
27 and third support rod 28, the both ends of the first protective frame 41 be respectively and fixedly installed to first support bar 17 and second support bar 27,
The both ends of second protective frame 51 are respectively and fixedly installed on third support rod 28 and the second upright bar 3, pass through 41 He of the first protective frame
Second protective frame 51 can increase safety when construction personnel's stair activity.Meanwhile it being additionally provided on the second operation layer 2 for protecting
The guardrail 10 of construction personnel's safety is protected, guardrail 10 is higher by work surface 900mm, and one end of which is fixed on second support bar 27 or third branch
Strut 28, the other end are fixed on 6 in the first upright bar.To be easy to lift the stair, it is additionally provided in the surrounding of the second operation layer 2 more
It is a for lifting hollow round plate 29, the present embodiment be respectively arranged on two second layer longitudinal beams 23 2 piece 120 ×
120mm and the intermediate hollow round plate for having diameter 50mm, hang the stair can by catching on hollow round plate in lifting
Dress, no longer needs to install other lifting parts.Various components and component in the present embodiment are all made of steel and only do, and entire stair are
Assembling, each component adds the reinforcing mode of bolt using otic placode, and it is easy to disassemble, be conducive to transport sundry item progress again
Secondary utilization.
The embodiment of the present invention is described in conjunction with attached drawing above, but the invention is not limited to above-mentioned specific
Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art
Under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, it can also make very much
Form, all of these belong to the protection of the present invention.
Claims (10)
1. a kind of assembled steel stair, which is characterized in that it is whole to be made of steel, including be located at bottom the first operation layer,
The second operation layer above the first operation layer, the second upright bar being erected on second operation layer, the first bench, second
Bench and quadrangle is built up in for being fixedly connected with the first upright bar of the first operation layer and the second operation layer, second operation layer
For H-shaped operating platform, both ends are respectively provided with a notch, are a transfer platform among two notches, the entrance of first bench with
One end of first operation layer is connected, and outlet and one end of the transfer platform are connected to each other, the entrance of the second step and
The other end of the transfer platform is connected to each other, and is exported and is fixedly linked in the middle part of second upright bar, and the second step
Outlet height matches with building storey height, and the height of first upright bar is flushed with second upright bar, first upright bar and
Second upright bar is connected by third layer transverse beam, is connected between first upright bar by third layer longitudinal beam.
2. assembled steel stair according to claim 1, which is characterized in that first operation layer includes first layer longitudinal direction
Beam, first layer transverse beam and first layer inboard beams, two first layer longitudinal beams and two first layer transverse beam head and the tail
It is connected to form the rectangular frame for enclosing the first operation layer edge；Two first layer inboard beams and the first layer are longitudinal
Liangping row and end are mounted in first layer transverse beam, are installed between the first layer inboard beams and the first layer longitudinal beam
There is the first connecting plate, the entrance of first bench is connected by otic placode and bolt with the first layer inboard beams.
3. assembled steel stair according to claim 2, which is characterized in that first operation layer further includes four first
Bearing beam, the first layer longitudinal beam and the first bearing beam side of being are logical, and the shape of first bearing beam is less than described the
The shape of one layer of longitudinal beam can be inserted into one end of first bearing beam in the first layer longitudinal beam or from the first layer
It is extracted out in longitudinal beam.
4. assembled steel stair according to claim 3, which is characterized in that opened up on one end of first bearing beam
There are multiple first through hole, multiple the second through-holes corresponding with the first through hole, institute are offered on the first layer longitudinal beam
Stating the first operation layer further includes being interspersed in the first through hole and the second through-hole to make first bearing beam and described simultaneously
The round steel that one layer of longitudinal beam is fixed to each other.
5. assembled steel stair according to claim 3, which is characterized in that first operation layer further includes buttcover plate,
Described buttcover plate one end is rotatedly connected with the first layer transverse beam close to one end of first bearing beam, and the other end passes through chain
Item is connected with first upright bar.
6. assembled steel stair according to claim 4, which is characterized in that set on the other end of first bearing beam
There is the third through-hole to match with second through-hole.
7. assembled steel stair according to claim 1, which is characterized in that second operation layer includes second layer longitudinal direction
Beam, second layer transverse beam and second layer inboard beams, two second layer longitudinal beams and two second layer transverse beam head and the tail
It is connected to form the rectangular frame for enclosing the second operation layer edge；Two second layer inboard beams and the second layer are longitudinal
Liangping row and end are mounted in second layer transverse beam, the adjacent second layer inboard beams and the second layer longitudinal beam it
Between, the intermediate positions of two second layer inboard beams the second connecting plate is installed, the outlet of first bench passes through otic placode
It is connected with bolt with the second layer inboard beams.
8. assembled steel stair according to claim 1, which is characterized in that be equipped with the in one end of first operation layer
One support rod is respectively equipped with second support bar and third support rod, first bench and at the both ends of the transfer platform
Two bench are laterally respectively equipped with the first protective frame and the second protective frame, and the both ends of first protective frame are respectively and fixedly installed to
In the first support bar and second support bar, the both ends of second protective frame are respectively and fixedly installed to the third support rod
In the second upright bar.
9. assembled steel stair according to claim 1, which is characterized in that second operation layer is equipped with to be applied for protecting
The guardrail of worker person.
10. assembled steel stair according to claim 1, which is characterized in that in being surrounded by for second operation layer
Multiple hollow round plates for lifting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811639314.0A CN109736595A (en) | 2018-12-29 | 2018-12-29 | A kind of assembled steel stair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811639314.0A CN109736595A (en) | 2018-12-29 | 2018-12-29 | A kind of assembled steel stair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109736595A true CN109736595A (en) | 2019-05-10 |
Family
ID=66362525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811639314.0A Pending CN109736595A (en) | 2018-12-29 | 2018-12-29 | A kind of assembled steel stair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109736595A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205475709U (en) * | 2016-04-08 | 2016-08-17 | 中国建筑第八工程局有限公司 | A scalable stores pylon for high -rise, super high -rise building jacking platform |
| CN205654127U (en) * | 2016-04-15 | 2016-10-19 | 中国建筑第五工程局有限公司深圳分公司 | Portable operation protective platform of assembly type structure stairwell |
| CN207453439U (en) * | 2017-06-30 | 2018-06-05 | 中国建筑第五工程局有限公司 | A kind of elevated hoistway operation platform of subsidiary movable inserted link |
-
2018
- 2018-12-29 CN CN201811639314.0A patent/CN109736595A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205475709U (en) * | 2016-04-08 | 2016-08-17 | 中国建筑第八工程局有限公司 | A scalable stores pylon for high -rise, super high -rise building jacking platform |
| CN205654127U (en) * | 2016-04-15 | 2016-10-19 | 中国建筑第五工程局有限公司深圳分公司 | Portable operation protective platform of assembly type structure stairwell |
| CN207453439U (en) * | 2017-06-30 | 2018-06-05 | 中国建筑第五工程局有限公司 | A kind of elevated hoistway operation platform of subsidiary movable inserted link |
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Application publication date: 20190510 |
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| RJ01 | Rejection of invention patent application after publication |