CN210737947U - Assembled stair - Google Patents
Assembled stair Download PDFInfo
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- CN210737947U CN210737947U CN201921157399.9U CN201921157399U CN210737947U CN 210737947 U CN210737947 U CN 210737947U CN 201921157399 U CN201921157399 U CN 201921157399U CN 210737947 U CN210737947 U CN 210737947U
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- stair tread
- mounting hole
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Abstract
The utility model discloses an assembly type stair, which relates to the technical field of assembly type building construction, and comprises an obliquely arranged stair board, a mounting flat plate integrally connected with two sides of the stair board along the horizontal direction, and a plurality of steps arranged on one side of the stair board; a plurality of mounting holes for mounting steps are formed in the upper end surface of the stair tread along the vertical direction, and the mounting holes are arranged at equal intervals along the length direction of the stair tread; and one side of the step, which faces the stair tread, is fixedly provided with a mounting column, and the mounting column is in splicing fit with the mounting hole. The utility model discloses a run through the cooperation between the erection column on the mounting hole of seting up and every step, can install the step in stair board both sides, improved the convenience of installation assembled stair, error when having reduced the installation.
Description
Technical Field
The utility model belongs to the technical field of the technique of assembly type structure construction and specifically relates to an assembly type stair is related to.
Background
With the rapid development of the economy of China, the infrastructure and building construction scale of China is increased day by day, the construction period is shortened gradually with the development of the building scale, and with the improvement of the building level, the assembly type building gradually goes onto the stage of the building construction, which can greatly shorten the construction period, and the assembly type building has the characteristics of stable structure and convenient construction.
The patent with the publication number of CN208009784U discloses a stair structure in an assembly type building, which comprises a stair main body, wherein the stair main body comprises a stair tread, the stair tread consists of a plurality of stair tread units, two ends of the stair tread consisting of the stair tread units are respectively provided with an upper flat plate and a lower flat plate, and the upper flat plate and the lower flat plate are respectively and fixedly arranged on an upper cross beam and a lower cross beam; the bottom surfaces of the upper flat plate and the lower flat plate are provided with at least two first prefabricated grooves, the top surfaces of the upper cross beam and the lower cross beam are provided with first embedded steel bars, the lower half sections of the first embedded steel bars are embedded in the upper cross beam and the lower cross beam, and the lower half sections of the first embedded steel beams are embedded.
The above prior art solutions have the following drawbacks: in the middle of the assembly type stair building process, the stair boards are hoisted through using tools, the upper flat plate and the lower flat plate are hoisted to the correct position, but the steps are always on the same side of the stair boards, so that hoisting work needs to be strictly carried out according to the direction of the steps when the assembly type stair is hoisted, and the assembly type stair is not very convenient during actual operation and has errors once the assembly type stair is hoisted, and more manpower and material resources need to be consumed during reinstallation.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an assembled stair convenient to installation.
The utility model discloses a can realize through following technical scheme:
an assembled stair comprises a stair board, installation flat plates and a plurality of steps, wherein the stair board is obliquely arranged, the installation flat plates are integrally connected to two sides of the stair board along the horizontal direction, and the steps are arranged on one side of the stair board; a plurality of mounting holes for mounting the steps are formed in the upper end surface of the stair board along the vertical direction, and the mounting holes are arranged at equal intervals along the length direction of the stair board; and one side of the step, which faces the stair tread, is fixedly provided with a mounting column, and the mounting column is in splicing fit with the mounting hole.
Through adopting above-mentioned technical scheme, hoist the stair board to the position that needs installation assembled stair, with the erection column plug-in the mounting hole, and then accomplish the installation to the step and because the mounting hole runs through to set up, can install the step from the tow sides of stair board, and then improved the convenience of assembled stair in the installation.
Further setting the following steps: a plurality of steel members are arranged on the inner wall of the mounting hole at equal intervals along the circumferential direction of the mounting hole;
every the steel member all including being fixed in respectively and being close to the tip steel loop and two of mounting hole both sides opening part middle part steel loop between the tip steel loop, just middle part steel loop size is greater than tip steel loop size.
Through adopting above-mentioned technical scheme, after the erection column plug-in connection mounting hole and with the steel member butt, accomplish the installation back to the step, pour after accomplishing the concrete, can increase the fastening nature behind the step installation and increased the structural strength of junction.
Further setting the following steps: the mounting column comprises an upper column body and a lower column body, the diameter of the upper column body is larger than that of the lower column body, and the lower end face of the upper column body is abutted to the middle steel ring.
Through adopting above-mentioned technical scheme, the lower terminal surface and the middle part steel loop butt of upper portion cylinder because the middle part steel loop is located the middle part position of axis in the mounting hole, and when the step was installed in stair board both sides, the upper portion cylinder of erection column can both the butt in the position of middle part steel loop, and then has fixed the step to can further increase the fastness of step installation after concreting.
Further setting the following steps: the mounting grooves used for mounting the steps are formed in the two sides of the stair boards, and the groove widths of the mounting grooves are larger than the widths of the steps.
Through adopting above-mentioned technical scheme, the step both ends are pegged graft in the mounting groove, and the convenience is installed the step when the stair tread, to the location of step when installing, and then has increased the convenience of installation stair.
Further setting the following steps: and a plurality of first steel bar clamping rings used for fixing the steps and the stair boards are fixed at two ends of the steps.
Through adopting above-mentioned technical scheme, accomplish and after the clearance concreting between step both ends and mounting groove cell wall at the installation, first reinforcing bar snap ring can increase the wholeness of being connected between step and the stair tread.
Further setting the following steps: the mounting groove is followed stair board width direction's double-phase all is fixed with a plurality of second reinforcing bar snap rings to the inner wall, just the second reinforcing bar snap ring is pegged graft between the clearance of two adjacent first reinforcing bar snap rings.
Through adopting above-mentioned technical scheme, the second reinforcing bar snap ring is pegged graft between two adjacent first reinforcing bar snap rings, after the completion is to the installation work of step, when concreting between step both ends and mounting groove cell wall, can increase the wholeness of being connected between step and the stair tread, has also increased the holistic structural strength of assembled stair.
Further, a plurality of hoisting holes are formed in the upper end face of the mounting plate in a penetrating mode along the vertical direction.
Through adopting above-mentioned technical scheme, all the step all install the back on the stair board, use the hole for hoist on two mounting panels to install the stair board in the position that needs the assembly and with its fixed mounting good, increased the convenience of installation stair board, make the installation of stair board more convenient.
To sum up, the utility model discloses a beneficial technological effect: the utility model discloses a cooperation between erection column and the mounting hole on the step makes things convenient for the step in the installation of stair board both sides, has increased the convenience when assembled stair installation.
Drawings
Fig. 1 is a schematic view of the present invention;
fig. 2 is a schematic view of the present invention;
fig. 3 is a cross-sectional view a-a of fig. 2 of the present invention;
fig. 4 is an enlarged view of fig. 3B of the present invention;
reference numeral, 1, stair tread; 2. installing a flat plate; 3. a step; 4. mounting holes; 5, mounting a column; 6. a steel member; 7. mounting grooves; 8. a first steel bar snap ring; 9. a second steel bar snap ring; 10. hoisting holes; 51. an upper column; 52. a lower column; 61. an end steel ring; 62. a middle steel ring.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, an assembled stair comprises a stair tread 1 in a cuboid shape, wherein mounting grooves 7 are formed in two sides of the stair tread 1, a plurality of second steel bar clamping rings 9 are fixed on two opposite inner walls of the mounting grooves 7 along the length direction of the stair tread 1, and the second steel bar clamping rings 9 on the inner wall of each side are arranged at equal intervals along the length direction of the stair tread 1.
The up end of stair tread 1 runs through along the vertical direction and has seted up a plurality of mounting holes 4, and a plurality of mounting holes 4 use two to arrange as a set of on the width direction along stair tread 1, and a plurality of mounting holes 4 also are equidistant range in the length direction of stair tread 1. Four groups of steel members 6 are axially fixed on the inner wall of the mounting hole 4, each steel member 6 comprises an end steel ring 61 and a middle steel ring 62, the end steel rings 61 are close to openings on two sides of the mounting hole 4, the middle steel ring 62 and the end steel rings 61 are respectively fixed between the two end steel rings 61, the middle steel ring 62 and the end steel rings 61 are made of steel bars in a bent trapezoidal mode, and the size of the middle steel ring 62 is larger than that of the end steel rings 61.
The assembled stair further comprises a plurality of steps 3 installed on the stair boards 1, and mounting columns 5 matched with the mounting holes 4 in an inserted mode are fixed at one ends, close to the stair boards 1, of the steps 3. The mounting post 5 includes an upper cylinder 51 and a lower cylinder 52, and the upper cylinder 51 has a diameter larger than that of the lower cylinder 52. When the erection column 5 is pegged graft and is got into in the mounting hole 4, because the diameter of upper portion cylinder 51 is greater than the diameter of lower part cylinder 52, the lower terminal surface of upper portion cylinder 51 can butt in the position department of middle part steel ring 62, and it is fixed with step 3, later the installation work to step 3 can be accomplished to concreting in mounting hole 4, and simultaneously, step 3 is because the setting of the structure of erection column 5 and steel component 6 in the mounting hole 4, can all install when step 3 is installed from stair tread 1 both sides and fix, convenience when having increased the assembled stair equipment, speed when having accelerated the construction.
Two second steel bar clamping rings 9 are further fixed at two ends of the step 3 respectively, and the second steel bar clamping rings 9 are in clamping fit with the first steel bar clamping rings 8. When step 3 installation, second reinforcing bar snap ring 9 is pegged graft between two first reinforcing bar snap rings 8, later concreting in mounting groove 7 makes step 3 fix completely on stair board 1 to the completion is to the equipment of assembled stair.
The equal body coupling in both ends of stair board 1 has the installation flat board 2 that the level set up, and two installation flat board 2 up end all offer the hole for hoist 10 that is used for installing assembled stair. The stair boards 1 with the steps 3 installed are hoisted to the positions needing to be installed through hoisting tools, and the stair boards 1 are installed to the positions needing to be positioned through the hoisting holes 10. The lifting holes 10 facilitate the installation of the stair boards 1 and increase the convenience of the assembly type stair during installation.
The utility model discloses a theory of operation and beneficial effect:
the utility model discloses a run through the grafting cooperation between the mounting hole 4 of seting up and the erection column 5 on the step 3 on the stair board 1, can install step 3 in stair board 1 both sides, reduced because of the construction cycle of the extra increase of stair hoist and mount direction mistake. And the cooperation between the steel member 6 in the mounting hole 4 and the mounting column 5 on the step 3 can increase the firmness of the step 3 during mounting. The mounting grooves 7 on two sides of the stair tread 1 enable the steps 3 to be more conveniently positioned during mounting, and the firmness of the steps 3 after mounting is completed can be increased by the first steel ring and the second steel ring.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (7)
1. The utility model provides an assembled stair, including stair tread (1) that the slope set up, along horizontal direction an organic whole connect in dull and stereotyped (2) of installation at stair tread (1) both ends and locating a plurality of steps (3) of stair tread (1) one side, its characterized in that: a plurality of mounting holes (4) for mounting the steps (3) are formed in the upper end surface of the stair plate (1) along the vertical direction, and the mounting holes (4) are arranged at equal intervals along the length direction of the stair plate (1); step (3) orientation one side of stair tread (1) is fixed with erection column (5), just erection column (5) with mounting hole (4) are pegged graft the cooperation.
2. The fabricated staircase of claim 1, wherein: a plurality of steel members (6) are arranged on the inner wall of the mounting hole (4) at equal intervals along the circumferential direction of the mounting hole;
each steel member (6) all including being fixed in respectively and being close to tip steel loop (61) and two of mounting hole (4) both sides opening part middle part steel loop (62) between tip steel loop (61), just middle part steel loop (62) size is greater than tip steel loop (61) size.
3. A fabricated staircase as defined in claim 2, wherein: the mounting column (5) comprises an upper column body (51) and a lower column body (52), the diameter of the upper column body (51) is larger than that of the lower column body (52), and the lower end face of the upper column body (51) is abutted to the middle steel ring (62).
4. The fabricated staircase of claim 1, wherein: mounting grooves (7) used for mounting the steps (3) are formed in the two sides of the stair board (1), and the groove width of each mounting groove (7) is larger than that of each step (3).
5. A fabricated staircase as defined in claim 4, wherein: step (3) both ends all are fixed with a plurality of and are used for fixing step (3) with first reinforcing bar snap ring (8) of stair tread (1).
6. A fabricated staircase as defined in claim 5, wherein: the mounting groove (7) is along the two-phase inner wall of stair tread (1) width direction all is fixed with a plurality of second reinforcing bar snap rings (9), just second reinforcing bar snap ring (9) are pegged graft between the clearance of two adjacent first reinforcing bar snap rings (8).
7. The fabricated staircase of claim 1, wherein: the upper end face of the installation flat plate (2) is provided with a plurality of hoisting holes (10) in a penetrating way along the vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921157399.9U CN210737947U (en) | 2019-07-22 | 2019-07-22 | Assembled stair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921157399.9U CN210737947U (en) | 2019-07-22 | 2019-07-22 | Assembled stair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210737947U true CN210737947U (en) | 2020-06-12 |
Family
ID=70982901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921157399.9U Active CN210737947U (en) | 2019-07-22 | 2019-07-22 | Assembled stair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210737947U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111764582A (en) * | 2020-06-28 | 2020-10-13 | 上海三一筑工建设有限公司 | Prefabricated staircase |
| CN115324292A (en) * | 2022-09-06 | 2022-11-11 | 中科建工集团有限公司 | Assembled type fast-assembling stair construction method |
-
2019
- 2019-07-22 CN CN201921157399.9U patent/CN210737947U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111764582A (en) * | 2020-06-28 | 2020-10-13 | 上海三一筑工建设有限公司 | Prefabricated staircase |
| CN115324292A (en) * | 2022-09-06 | 2022-11-11 | 中科建工集团有限公司 | Assembled type fast-assembling stair construction method |
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| CP01 | Change in the name or title of a patent holder |
Address after: 6 / F, 126 Wenjiao Road, Fuchun street, Fuyang District, Hangzhou City, Zhejiang Province Patentee after: Huazi Pentium Construction Engineering Group Co.,Ltd. Address before: 6 / F, 126 Wenjiao Road, Fuchun street, Fuyang District, Hangzhou City, Zhejiang Province Patentee before: Zhejiang Pentium Municipal Garden Construction Engineering Co.,Ltd. |