CN113235843A - Alternate formula assembled stair - Google Patents
Alternate formula assembled stair Download PDFInfo
- Publication number
- CN113235843A CN113235843A CN202110346639.5A CN202110346639A CN113235843A CN 113235843 A CN113235843 A CN 113235843A CN 202110346639 A CN202110346639 A CN 202110346639A CN 113235843 A CN113235843 A CN 113235843A
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- China
- Prior art keywords
- plates
- fixedly connected
- connecting blocks
- movably inserted
- alternating
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- Pending
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 7
- 238000003780 insertion Methods 0.000 claims description 10
- 230000037431 insertion Effects 0.000 claims description 8
- 230000035939 shock Effects 0.000 claims description 7
- 230000000284 resting effect Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 238000009435 building construction Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Ladders (AREA)
Abstract
The invention relates to the technical field of building construction equipment, in particular to an interlude type fabricated stair, which comprises two rest platforms, slots are dug at the front ends of the two rest platforms, two inserting plates are movably inserted in the two slots, step plates are fixedly connected between the two inserting plates at the front part and between the two inserting plates at the rear part, mounting grooves are dug at the upper ends of the two rest platforms, two round holes are dug at the lower inner walls of the two mounting grooves, threaded holes are dug at the upper ends of the four inserting plates, the four threaded holes are respectively matched with the four round holes, locking screws are movably inserted in the four round holes, the four locking screws are respectively in threaded connection with the four threaded holes, an elastic mechanism is arranged at the lower sides of the two step plates, finally, the fabricated stair can be conveniently mounted and dismounted, the operation is simple, the assembly efficiency is high, the stability is strong, and the practicability is high.
Description
Technical Field
The invention relates to the technical field of building construction equipment, in particular to a cross-type assembled stair.
Background
The building construction refers to production activities in the engineering construction implementation stage, is the construction process of various buildings, and also can be a process of changing various lines on a design drawing into a real object at a specified place. The method comprises foundation engineering construction, main structure construction, roofing engineering construction, decoration engineering construction and the like. The site of the construction work is called a "construction site" or "job site", also called a worksite.
Most of the existing fabricated stairways need concrete pouring after installation, the process is complex and tedious, and the purpose of convenience and quickness of real fabricated buildings is not achieved, so that the cross-type fabricated stairways are provided.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a cross-insertion type assembled stair.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: the utility model provides an interlude formula assembled stair, includes two half space, two half space's front end is all dug there is the slot, two equal activity is pegged graft in the slot has two picture pegs, anterior two equal fixedly connected with step board between the picture peg and between two picture pegs at rear portion, two half space's upper end is all dug there is the mounting groove, two the lower inner wall of mounting groove is all dug there are two round holes, four the threaded hole is all dug in the upper end of picture peg, four the screw hole respectively with four round hole phase-matchs, four equal activity is pegged graft in the round hole has locking screw, four locking screw difference threaded connection is in four threaded hole, two the downside of step board is provided with elastic mechanism.
Preferably, the elastic mechanism comprises two connecting blocks, a limiting slide block, a fixed block, a spring and an inserting rod, the two connecting blocks are respectively and fixedly connected to the lower ends of the two step plates, the fixed block is fixedly connected to the lower end of the front step plate, the inserting rod is movably inserted into the fixed block, the limiting slide block is fixedly connected to the right end of the inserting rod, the limiting slide block is movably inserted into the two connecting blocks, the circumferential surface of the inserting rod is sleeved with the spring, and the spring is located between the fixed block and the limiting slide block.
Preferably, the left end fixedly connected with handle of inserted bar, the surface parcel of handle has the rubber sleeve, and the surface of rubber sleeve is carved with anti-skidding line.
Preferably, two equal fixedly connected with fixed foot in both ends around the rest platform, four the mounting hole has all been dug to the upper end of fixed foot.
Preferably, two equal joint has the closing plate in the mounting groove, two the surface of closing plate all wraps up there is the shock pad.
Preferably, two the connecting block all sets up to sickle-shaped, spacing slider sets up to the U-shaped, and spacing slider and two connecting block phase-matchs.
Compared with the prior art, the invention has the following beneficial effects:
(1) insert the slot with the picture peg in this scheme, make screw hole and round hole align, insert locking screw in the round hole, rotatory locking screw makes locking screw and picture peg connect to realize picture peg and rest platform's fixed, finally realize step board and rest platform's fixed.
(2) Handle is held in this scheme, the pulling, the removal of handle drives the removal of inserted bar, the removal of inserted bar drives the spring and is compressed, lean on two step boards tightly, loosen the handle, the handle resets to reverse movement at the elasticity of spring, the handle drives inserted bar and the removal of spacing slider, spacing slider slides in two connecting blocks, after spacing slider card is in two connecting blocks, spacing slider realizes the back-and-forth movement of two connecting blocks of restriction, prevent that two connecting blocks from separately, finally realize the position of two fixed step boards, prevent two unexpected separations of step board.
(3) Be provided with the closing plate in this scheme, being provided with of closing plate is good for sealed mounting groove, prevents that the user foot from stepping on the phenomenon that takes place to bend the foot in the mounting groove, has improved the security of this device, and the shock pad be provided with be good for and lead to the fact locking screw's damage when preventing to trample the closing plate, and the shock pad has waterproof effect simultaneously, prevents to intake in the mounting groove and leads to the fact locking screw's corruption damage.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a perspective exploded view of the present invention;
fig. 3 is a perspective view at the resting platform according to the invention;
fig. 4 is a perspective view of the position limiting slider of the present invention.
In the figure: rest platform 1, slot 2, fixed foot 3, mounting hole 4, mounting groove 5, round hole 6, picture peg 7, screw hole 8, step board 9, closing plate 10, connecting block 11, spacing slider 12, inserted bar 13, spring 14, fixed block 15, handle 16, locking screw 17.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
An interlude formula assembled stair as shown in fig. 1-4, including two half space 1, slot 2 has all been dug to the front end of two half space 1, it has two picture peg 7 to peg graft all movably in two slot 2, equal fixedly connected with step board 9 between two picture peg 7 at the front portion and between two picture peg 7 at the rear portion, mounting groove 5 has all been dug to the upper end of two half space 1, two round holes 6 have all been dug to the lower inner wall of two mounting grooves 5, threaded hole 8 has all been dug to the upper end of four picture pegs 7, four threaded hole 8 respectively with four round hole 6 phase-matchs, it has locking screw 17 to peg graft all movably in four round hole 6, four locking screw 17 are threaded connection respectively in four threaded hole 8, the downside of two step boards 9 is provided with elasticity mechanism.
In this embodiment, insert picture peg 7 in slot 2, make screw hole 8 and round hole 6 align, insert locking screw 17 in round hole 6, rotatory locking screw 17 makes locking screw 17 and picture peg 7 connect to realize picture peg 7 and rest platform 1's fixed, finally realize the fixed of step board 9 and rest platform 1.
Specifically, elasticity mechanism includes two connecting blocks 11, limiting slide 12, fixed block 15, spring 14 and inserted bar 13, two connecting blocks 11 are fixed connection in the lower extreme of two step boards 9 respectively, fixed block 15 fixed connection is in the lower extreme of anterior step board 9, inserted bar 13 activity is pegged graft in fixed block 15, limiting slide 12 fixed connection is in the right-hand member of inserted bar 13, limiting slide 12 activity is pegged graft in two connecting blocks 11, the circumference surface of inserted bar 13 is located to spring 14 cover, and spring 14 is located between fixed block 15 and limiting slide 12.
In this embodiment, hold handle 16, the pulling, the removal of handle 16 drives the removal of inserted bar 13, the removal of inserted bar 13 drives spring 14 and is compressed, lean on two step boards 9 tightly, loosen handle 16, handle 16 resets to reverse direction at spring 14's elasticity, handle 16 drives inserted bar 13 and limiting slide 12 and removes, limiting slide 12 slides in two connecting blocks 11, after limiting slide 12 blocks in two connecting blocks 11, limiting slide 12 realizes restricting the back-and-forth movement of two connecting blocks 11, prevent that two connecting blocks 11 from separately, finally realize the position of two fixed step boards 9, prevent two unexpected separations of step board 9.
Specifically, the left end fixedly connected with handle 16 of inserted bar 13, the surface parcel of handle 16 has the rubber sleeve, and the surface of rubber sleeve is carved with anti-skidding line.
In this embodiment, the handle 16 is beneficial to preventing the insertion rod 13 from separating from the fixing block 15, the handle 16 is also convenient for holding the insertion rod 13 for moving, the rubber sleeve is arranged to improve the comfort level of holding the handle 16, and the anti-slip pattern is beneficial to preventing the insertion rod from separating from the handle.
Specifically, the equal fixedly connected with fixed foot 3 in both ends around two rest platform 1, mounting hole 4 has all been dug to the upper end of four fixed foot 3.
In this embodiment, can insert set screw and fix foot 3 in the mounting hole 4 in ground department, improve the fixed effect of this device.
Specifically, equal joint has closing plate 10 in two mounting grooves 5, and the surface of two closing plate 10 has all wrapped up the shock pad.
In this embodiment, the sealing plate 10 be provided with and be benefited in sealed mounting groove 5, prevent that the user's foot from stepping on the phenomenon that takes place to bend the foot in mounting groove 5, improved the security of this device, the setting of shock pad is of value to the damage that causes locking screw 17 when preventing to trample sealing plate 10, and the shock pad has waterproof effect simultaneously, prevents to intake in the mounting groove 5 and causes locking screw 17's corrosion damage.
Specifically, two connecting blocks 11 all set up to sickle-shaped, and spacing slider 12 sets up to the U-shaped, and spacing slider 12 and two connecting blocks 11 phase-matchs.
In this embodiment, connecting block 11 sets up to the sickle-shaped, and limiting slide 12 sets up to the U-shaped, is of value to limiting slide 12 and tightly blocks two connecting blocks 11 when sliding in connecting block 11, prevents the back-and-forth movement of two connecting blocks 11 to prevent the separation of two step plates 9.
The working principle of the invention is as follows:
inserting the inserting plate 7 into the slot 2, aligning the threaded hole 8 with the round hole 6, inserting the locking screw 17 into the round hole 6, rotating the locking screw 17 to connect the locking screw 17 with the inserting plate 7, thereby fixing the inserting plate 7 with the resting platform 1, finally fixing the step plate 9 with the resting platform 1, holding the handle 16 by hand, pulling, moving the handle 16 to drive the inserting rod 13, moving the inserting rod 13 to drive the spring 14 to be compressed, closing the two step plates 9, loosening the handle 16, elastically returning the handle 16 to the reverse direction at the spring 14, driving the inserting rod 13 and the limiting slider 12 to move by the handle 16, sliding the limiting slider 12 in the two connecting blocks 11, when the limiting slider 12 is clamped in the two connecting blocks 11, limiting the two connecting blocks 11 from moving back and forth, preventing the two connecting blocks 11 from separating, and finally fixing the positions of the two step plates 9, preventing the two step plates 9 from being unintentionally separated.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined by the appended claims and their equivalents.
Claims (6)
1. The cross-inserting type assembled stair comprises two rest platforms (1) and is characterized in that slots (2) are drilled at the front ends of the two rest platforms (1), two inserting plates (7) are movably inserted into the slots (2), step plates (9) are fixedly connected between the inserting plates (7) and between the two inserting plates (7) at the rear portions, mounting grooves (5) are drilled at the upper ends of the two rest platforms (1), two round holes (6) are drilled at the lower inner walls of the mounting grooves (5), threaded holes (8) are drilled at the upper ends of the inserting plates (7), the four threaded holes (8) are respectively matched with the four round holes (6), locking screws (17) are movably inserted into the round holes (6), and the four locking screws (17) are respectively in threaded connection with the four threaded holes (8), and elastic mechanisms are arranged on the lower sides of the two step plates (9).
2. The alternating-insertion type fabricated stair of claim 1, wherein the elastic mechanism comprises two connecting blocks (11), a limiting slider (12), a fixing block (15), a spring (14) and an insertion rod (13), the two connecting blocks (11) are respectively and fixedly connected to the lower ends of the two step plates (9), the fixing block (15) is fixedly connected to the lower end of the front step plate (9), the insertion rod (13) is movably inserted into the fixing block (15), the limiting slider (12) is fixedly connected to the right end of the insertion rod (13), the limiting slider (12) is movably inserted into the two connecting blocks (11), the spring (14) is sleeved on the circumferential surface of the insertion rod (13), and the spring (14) is located between the fixing block (15) and the limiting slider (12).
3. The alternating assembly type staircase according to claim 2, characterized in that the left end of the insertion rod (13) is fixedly connected with a handle (16), the surface of the handle (16) is wrapped with a rubber sleeve, and the surface of the rubber sleeve is carved with anti-skid grains.
4. An alternating assembled staircase according to claim 3, characterized in that the front and rear ends of the two resting platforms (1) are fixedly connected with fixing feet (3), and the upper ends of the four fixing feet (3) are provided with mounting holes (4).
5. The alternating type fabricated staircase according to claim 4, characterized in that sealing plates (10) are clamped in the two mounting grooves (5), and shock absorbing pads are wrapped on the surfaces of the two sealing plates (10).
6. An alternating assembled staircase according to claim 5, characterized in that both connection blocks (11) are arranged in a sickle shape, the limit slider (12) is arranged in a U shape, and the limit slider (12) is matched with both connection blocks (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110346639.5A CN113235843A (en) | 2021-03-31 | 2021-03-31 | Alternate formula assembled stair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110346639.5A CN113235843A (en) | 2021-03-31 | 2021-03-31 | Alternate formula assembled stair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113235843A true CN113235843A (en) | 2021-08-10 |
Family
ID=77130806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110346639.5A Pending CN113235843A (en) | 2021-03-31 | 2021-03-31 | Alternate formula assembled stair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113235843A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116065814A (en) * | 2022-09-08 | 2023-05-05 | 中国一冶集团有限公司 | Cast-in-situ stair casting template and cast-in-situ stair casting method |
| CN116065814B (en) * | 2022-09-08 | 2024-07-05 | 中国一冶集团有限公司 | Cast-in-situ stair casting template and cast-in-situ stair casting method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209457294U (en) * | 2018-11-22 | 2019-10-01 | 江苏和天下节能科技股份有限公司 | A kind of precast stair convenient for adjusting stairway width |
| CN210529644U (en) * | 2019-08-27 | 2020-05-15 | 湖北泽海水利水电工程有限责任公司 | Water conservancy grid convenient to adjust |
| CN111197415A (en) * | 2020-02-27 | 2020-05-26 | 北京智博恒泰土木工程有限公司 | Existing girder steel butt-joint plate reinforced structure |
| CN211736106U (en) * | 2019-12-19 | 2020-10-23 | 成都思纳誉联建筑设计有限公司 | Sliding type prefabricated assembly type stair connecting device |
| CN212001986U (en) * | 2020-02-25 | 2020-11-24 | 中国建筑第四工程局有限公司 | Prefabricated staircase structure |
-
2021
- 2021-03-31 CN CN202110346639.5A patent/CN113235843A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209457294U (en) * | 2018-11-22 | 2019-10-01 | 江苏和天下节能科技股份有限公司 | A kind of precast stair convenient for adjusting stairway width |
| CN210529644U (en) * | 2019-08-27 | 2020-05-15 | 湖北泽海水利水电工程有限责任公司 | Water conservancy grid convenient to adjust |
| CN211736106U (en) * | 2019-12-19 | 2020-10-23 | 成都思纳誉联建筑设计有限公司 | Sliding type prefabricated assembly type stair connecting device |
| CN212001986U (en) * | 2020-02-25 | 2020-11-24 | 中国建筑第四工程局有限公司 | Prefabricated staircase structure |
| CN111197415A (en) * | 2020-02-27 | 2020-05-26 | 北京智博恒泰土木工程有限公司 | Existing girder steel butt-joint plate reinforced structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116065814A (en) * | 2022-09-08 | 2023-05-05 | 中国一冶集团有限公司 | Cast-in-situ stair casting template and cast-in-situ stair casting method |
| CN116065814B (en) * | 2022-09-08 | 2024-07-05 | 中国一冶集团有限公司 | Cast-in-situ stair casting template and cast-in-situ stair casting method |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210810 |
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| RJ01 | Rejection of invention patent application after publication |