CN218205320U - Reinforced concrete bidirectional prefabricated staircase - Google Patents
Reinforced concrete bidirectional prefabricated staircase Download PDFInfo
- Publication number
- CN218205320U CN218205320U CN202222536183.1U CN202222536183U CN218205320U CN 218205320 U CN218205320 U CN 218205320U CN 202222536183 U CN202222536183 U CN 202222536183U CN 218205320 U CN218205320 U CN 218205320U
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- CN
- China
- Prior art keywords
- platform
- fixed block
- reinforced concrete
- stair
- prefabricated staircase
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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- 239000011150 reinforced concrete Substances 0.000 title claims abstract description 17
- 230000002457 bidirectional effect Effects 0.000 title claims description 13
- 238000009434 installation Methods 0.000 claims abstract description 20
- 239000011241 protective layer Substances 0.000 claims description 12
- 230000006978 adaptation Effects 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 5
- 239000004567 concrete Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000001915 proofreading effect Effects 0.000 description 1
Images
Abstract
The utility model relates to a two-way prefabricated stair of reinforced concrete relates to the technical field of house construction, and it includes first ladder and second ladder, first ladder includes first platform and first step, the second ladder includes second platform and second step, first platform is close to second platform one side and is equipped with first fixed block, the second platform set up with the first recess of first fixed block adaptation. This application has the effect of consolidating the connection between the upper and lower two-layer stair of reverse setting, sets up first fixed block and first recess and can make first platform and second platform joint each other when installing, can mutual fixed stay when the reverse installation of upper and lower floor's stair to consolidate the connection between the upper and lower floor's stair of reverse setting.
Description
Technical Field
The application relates to the technical field of house construction, in particular to a reinforced concrete bidirectional prefabricated staircase.
Background
The stair is a component used for floor-to-floor traffic in buildings, and comprises a stair section with continuous stairs, a platform, a building enclosure and the like, and the stair also needs to be arranged in a high-rise building provided with an elevator, wherein the reinforced concrete stair has the advantages of more structural rigidity, fire resistance, cost, construction, shape and the like, and is most commonly applied.
The related art can refer to chinese patent with publication No. CN21449652U and discloses a prefabricated staircase, which comprises a staircase body, wherein one end of the staircase body is provided with an upper lapping table, the other end of the staircase body is connected with a lower lapping table, the lower lapping table is provided with a slot, the upper lapping table is rotatably connected with an inserted rod, the end part of the inserted rod is provided with a locking rod, and the inner side wall of the slot is provided with a limiting slot for inserting the locking rod.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: the prefabricated staircase can only be suitable for reinforcing the upper and lower staircases when the two staircases are arranged in the same direction, and is not suitable for reinforcing the upper and lower staircases when the two staircases are reversely arranged.
SUMMERY OF THE UTILITY MODEL
In order to consolidate the connection between the upper and lower two-layer stair of reverse setting, this application provides a two-way prefabricated stair of reinforced concrete.
The application provides a pair of two-way prefabricated stair of reinforcement formula concrete adopts following technical scheme:
the utility model provides a reinforced concrete bidirectional prefabricated staircase, includes first ladder and second ladder, first ladder includes first platform and first step, the second ladder includes second platform and second step, first platform is close to second platform one side and is equipped with first fixed block, the second platform set up with the first recess of first fixed block adaptation.
Through adopting above-mentioned technical scheme, set up first fixed block and first recess and can make first platform and mutual joint when the second platform installation, can mutual fixed stay when the reverse installation of upper and lower floor's stair to consolidate the connection between the reverse upper and lower floor's stair that sets up.
Optionally, the first platform is provided with a second fixed block, the second fixed block is arranged above the first fixed block, and the second platform is provided with a second groove adapted to the second fixed block.
Through adopting above-mentioned technical scheme, set up the area of contact that second installation piece and second recess can further increase first platform and second platform, make first platform and second platform joint more firm for further consolidate the connection of going up two-layer stair.
Optionally, the first fixed block is larger than the second fixed block.
Through adopting above-mentioned technical scheme, it can conveniently splice two-layer stair when hoist and mount to set up first fixed block and be greater than the second fixed block to reach easy to assemble's purpose.
Optionally, the first fixed block and the second fixed block are set to two groups.
Through adopting above-mentioned technical scheme, first fixed block and second fixed block establish to two sets of upper and lower floor's ladder that can further strengthen reverse setting between be connected.
Optionally, an installation rod is arranged on one side, close to the second platform, of the first platform, and an installation groove matched with the installation rod is formed in the second platform.
Through adopting above-mentioned technical scheme, set up fixed slot and dead lever and be used for carrying on spacingly, take place the skew and produce the gap when preventing to install stair.
Optionally, both the first step and the second step are provided with a preformed hole for installing the handrail.
Through adopting above-mentioned technical scheme, set up the installation that the preformed hole can be convenient for the handrail to increase the security of stair.
Optionally, both the first step and the second step are provided with a protective layer, and the protective layer comprises a horizontal plane and a vertical plane.
By adopting the technical scheme, the protective layer is arranged to protect the stair, and the problems that the stair cracks, falls corners and the like are solved.
Optionally, the horizontal surface is provided with anti-slip strips.
Through adopting above-mentioned technical scheme, the horizontal plane of inoxidizing coating sets up the antislip strip and is used for increasing stair surface friction to reach skid-proof purpose.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the first fixing block and the first groove are arranged to enable the first platform and the second platform to be clamped when the first fixing block and the first groove are installed, so that connection between an upper-layer stair and a lower-layer stair which are arranged in a reverse mode is reinforced;
2. the fixing groove and the fixing rod are arranged for limiting, so that a gap caused by deviation when the stair is installed is prevented;
3. the protective layer is arranged to protect the stairs, and the problems that the stairs are cracked, fall corners and the like are solved.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.
Fig. 2 is a schematic overall structure diagram of another view angle according to the embodiment of the present application.
Description of reference numerals:
1. a first step; 11. a first platform; 111. a first fixed block; 112. a second fixed block; 113. mounting a rod; 12. a first step; 2. a second step; 21. a second platform; 211. a first groove; 212. a second groove; 213. mounting grooves; 22. a second step; 3. reserving a hole; 4. a protective layer; 41. a horizontal plane; 42. a vertical plane; 43. and (4) an anti-slip strip.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses two-way prefabricated stair of reinforced concrete. Referring to fig. 1, a reinforced concrete bidirectional prefabricated staircase includes first ladder 1 and second ladder 2, first ladder 1 includes first platform 11 and first step 12, first step 12 is established to multistage, first platform 11 is located first step 12 both ends, first platform 11 and first step 12 integrated into one piece, second ladder 2 includes second platform 21 and second step 22, second step 22 is established to multistage, second platform 21 is located second step 22 both ends, second platform 21 and second step 22 integrated into one piece.
Referring to fig. 1, preformed hole 3 that is used for installing the handrail is all offered to first step 12 and second step 22 both, and preformed hole 3 establishes to circular, and first ladder 1 all is equipped with multiunit preformed hole 3 with second ladder 2, and preformed hole 3 can make things convenient for the installation of handrail.
Referring to fig. 1, both first step 12 and second step 22 are equipped with protective layer 4, protective layer 4 sets up the right angle edge department at first step 12 and second step 22, protective layer 4 includes horizontal plane 41 and vertical face 42, the horizontal plane 41 of protective layer 4 is equipped with multiunit antislip strip 43, antislip strip 43 establishes to be parallel with the right angle edge of first step 12 and second step 22, protective layer 4 is used for protecting first step 12 and second step 22, antislip strip 43 is used for increasing first step 12 and second step 22 surface friction, reach skid-proof purpose.
Referring to fig. 1 and 2, a first fixing block 111 is arranged on one side of the first platform 11 close to the second platform 21, the first fixing block 111 is a cuboid and is integrally formed with the first platform 11, the first fixing block 111 is arranged at an end corner of the first platform 11, a first groove 211 matched with the first fixing block 111 is formed in the second platform 21, and the first fixing block 111 and the first groove 211 are used for realizing mutual clamping of the first platform 11 and the second platform 21, so that connection between the first ladder 1 and the second ladder 2 is reinforced.
Referring to fig. 1 and 2, the first platform 11 is provided with a second fixed block 112, the second fixed block 112 is a triangular prism, the second fixed block 112 is arranged at the top of the first fixed block 111, the top surface of the second fixed block 112 coincides with the first platform 11, the second fixed block 112 and the first platform 11 are integrally formed, the first fixed block 111 is larger than the second fixed block 112, the second platform 21 is provided with a second groove 212 adapted to the second fixed block 112, the second fixed block 112 and the second groove 212 can increase the contact area between the first platform 11 and the second platform 21, the connection between the first ladder 1 and the second ladder 2 is further strengthened, the first fixed block 111 and the second fixed block 112 are arranged in two groups, and the two groups are respectively arranged at two ends of the connection between the first platform 11 and the second platform 21.
Referring to fig. 1 and 2, first platform 11 is close to second platform 21 one side and is equipped with cuboid installation pole 113, and installation pole 113 extends and with first platform 11 integrated into one piece along the horizontal direction, and second platform 21 is seted up with the mounting groove 213 of installation pole 113 adaptation, can be used for proofreading and correct the mounted position of first step 1 and second step 2, avoids stair installation slope.
The implementation principle of this application embodiment two-way prefabricated staircase of reinforcement formula concrete does: when the stair is installed, the installation positions are determined firstly, then the first step 1 and the second step 2 are installed respectively, the positions are adjusted during installation, the first fixing block 111, the second fixing block 112 and the installation rod 113 of the first platform 11 are clamped with the first groove 211, the second groove 212 and the installation groove 213 of the second platform 21 respectively, so that the connection between the first platform 11 and the second platform 21 is reinforced, and then the platforms are fixed by pouring concrete.
The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. Reinforced concrete bidirectional prefabricated staircase, comprising a first step (1) and a second step (2), the first step (1) comprising a first platform (11) and a first step (12), the second step (2) comprising a second platform (21) and a second step (22), characterized in that: one side of the first platform (11) close to the second platform (21) is provided with a first fixing block (111), and the second platform (21) is provided with a first groove (211) matched with the first fixing block (111).
2. The reinforced concrete bidirectional prefabricated staircase of claim 1, wherein: the first platform (11) is provided with a second fixed block (112), the second fixed block (112) is arranged at the top of the first fixed block (111), and the second platform (21) is provided with a second groove (212) matched with the second fixed block (112).
3. The reinforced concrete bidirectional prefabricated staircase according to claim 2, characterized in that: the first fixing block (111) is larger than the second fixing block (112).
4. The reinforced concrete bidirectional prefabricated staircase of claim 3, wherein: the first fixing block (111) and the second fixing block (112) are arranged into two groups.
5. The reinforced concrete bidirectional prefabricated staircase of claim 1, wherein: the first platform (11) is close to one side of the second platform (21) and is provided with an installation rod (113), and the second platform (21) is provided with an installation groove (213) matched with the installation rod (113).
6. The reinforced concrete bidirectional prefabricated staircase according to claim 1, characterized in that: the first step (12) and the second step (22) are both provided with a preformed hole (3) for installing a handrail.
7. The reinforced concrete bidirectional prefabricated staircase of claim 1, wherein: both the first step (12) and the second step (22) are provided with a protective layer (4), the protective layer (4) comprising a horizontal surface (41) and a vertical surface (42).
8. The reinforced concrete bidirectional prefabricated staircase of claim 7, wherein: the horizontal surface (41) is provided with an anti-slip strip (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222536183.1U CN218205320U (en) | 2022-09-24 | 2022-09-24 | Reinforced concrete bidirectional prefabricated staircase |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222536183.1U CN218205320U (en) | 2022-09-24 | 2022-09-24 | Reinforced concrete bidirectional prefabricated staircase |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218205320U true CN218205320U (en) | 2023-01-03 |
Family
ID=84638348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222536183.1U Withdrawn - After Issue CN218205320U (en) | 2022-09-24 | 2022-09-24 | Reinforced concrete bidirectional prefabricated staircase |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218205320U (en) |
-
2022
- 2022-09-24 CN CN202222536183.1U patent/CN218205320U/en not_active Withdrawn - After Issue
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20230103 Effective date of abandoning: 20231130 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20230103 Effective date of abandoning: 20231130 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |