CN221627478U - Prefabricated stair tread - Google Patents
Prefabricated stair tread Download PDFInfo
- Publication number
- CN221627478U CN221627478U CN202323643346.7U CN202323643346U CN221627478U CN 221627478 U CN221627478 U CN 221627478U CN 202323643346 U CN202323643346 U CN 202323643346U CN 221627478 U CN221627478 U CN 221627478U
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- CN
- China
- Prior art keywords
- caulking groove
- extension
- top surface
- ladder
- reinforcing plate
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- 230000000149 penetrating effect Effects 0.000 claims abstract description 5
- 230000003014 reinforcing effect Effects 0.000 claims description 31
- 230000000694 effects Effects 0.000 abstract description 9
- 238000009434 installation Methods 0.000 description 14
- 230000001681 protective effect Effects 0.000 description 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Ladders (AREA)
Abstract
The application relates to the technical field of prefabricated components, in particular to a prefabricated stair board which comprises a plurality of stair sections, wherein a tread of each stair section is provided with a top surface caulking groove, a side surface caulking groove is formed in a skirting surface of each stair section, a protection plate is arranged in each top surface caulking groove and each side surface caulking groove, each protection plate comprises a top surface part and a side surface part which are perpendicular to each other, each top surface part is arranged in each top surface caulking groove, each side surface part is arranged in each side surface caulking groove, a reserved hole is formed in each stair section, and a set screw for fixing each top surface part or each side surface part is arranged in each reserved hole in a penetrating mode. The application has the effect of improving the impact resistance at the external corner of the stair tread.
Description
Technical Field
The application relates to the technical field of prefabricated components, in particular to a prefabricated stair board.
Background
In the field of building construction, stairways are often constructed by formwork casting concrete on a construction site. Firstly, a stable integral stair template is built, reinforcing steel meshes are bound in the template, and then concrete is poured to form the cast-in-place concrete stair.
However, in practical use, we can often find that a damage condition exists at the joint position of the tread and the kicking surface of the stair tread, namely at the external corner of the stair tread, and the damage condition may be caused by collision with the external corner when furniture, materials or other articles are carried, so that concrete at the external corner is cracked or even falls.
Disclosure of utility model
In order to improve the impact resistance at the external corners of the stair tread, the application provides a prefabricated stair tread.
The application provides a prefabricated stair board which adopts the following technical scheme:
The utility model provides a prefabricated stair tread, includes a plurality of terraces festival, terraces festival tread is provided with the top surface caulking groove, terraces festival tread is provided with the side caulking groove, be provided with a guard plate in top surface caulking groove and the side caulking groove, the guard plate includes mutually perpendicular's top surface portion and side portion, top surface portion sets up in the top surface caulking groove, side portion sets up in the side caulking groove, be provided with the preformed hole in the terraces festival, wear to be equipped with in the preformed hole and be used for fixed top surface portion or side portion's set screw.
Through adopting above-mentioned technical scheme, the guard plate protects the external corner department of terraced festival, and the guard plate setting is in top surface caulking groove and side caulking groove, avoids the guard plate protrusion to influence pedestrian's walking, and the guard plate passes through set screw to be fixed on terraced festival, if the guard plate appears damaging, can in time change the guard plate.
Optionally, be provided with first extension caulking groove in the ladder festival, first extension caulking groove links up with the top surface caulking groove, still be provided with the second in the ladder festival and extend the caulking groove, the second extends the caulking groove and links up with the side caulking groove, the one end integrated into one piece that the side portion was kept away from to top surface portion has first extension, first extension inserts and locates in the first extension caulking groove, the one end integrated into one piece that the side portion was kept away from the top surface portion has the second extension, the second extension inserts and locates in the second extension caulking groove.
Through adopting above-mentioned technical scheme, first extension inserts in the first caulking groove that extends, and the second extension inserts in the second caulking groove that extends, has reduced the risk of guard plate tip perk, has promoted the security when pedestrian walks.
Optionally, the preformed hole is vertically arranged, and the bottom end of the set screw is arranged on the second extension part in a penetrating manner.
Through adopting above-mentioned technical scheme, the set screw is connected with the second extension, has promoted the stability after the second extension inserts the second and extends the caulking groove.
Optionally, the preformed hole is embedded to be equipped with the installation tube, the locating screw wears to locate in the installation tube.
Through adopting above-mentioned technical scheme, the installation pipe has increased the intensity of ladder festival, the installation of the set screw of being convenient for simultaneously.
Optionally, a first reinforcing plate is pre-buried in the ladder section, the first reinforcing plate is horizontally arranged, and the mounting pipe penetrates through the first reinforcing plate.
Through adopting above-mentioned technical scheme, first reinforcing plate has promoted the holistic structural strength of ladder festival, and first reinforcing plate is connected with the installation pipe simultaneously, has played the effect of pulling the installation pipe.
Optionally, one end of the first reinforcing plate far away from the ladder section kicking surface is vertically and fixedly connected with a second reinforcing plate.
Through adopting above-mentioned technical scheme, the second reinforcing plate has played the effect of pulling to first reinforcing plate, has promoted the fastness of first reinforcing plate.
Optionally, a protective film is wrapped outside the protective plate.
Through adopting above-mentioned technical scheme, the protection film carries out daily protection to the guard plate in the aspect, has played certain protection effect simultaneously, has still played the effect of filling the gap.
Optionally, the tread of the ladder section is provided with an anti-slip edge.
By adopting the technical scheme, the anti-skid performance of the ladder section is improved.
In summary, the present application includes at least one of the following beneficial technical effects:
1. The protection plate is used for protecting the external corners of the ladder sections, is arranged in the top caulking groove and the side caulking groove, prevents pedestrians from being affected by protrusion of the protection plate, is fixed on the ladder sections through the set screws, and can be replaced in time if the protection plate is damaged;
2. The first extension part is inserted into the first extension caulking groove, and the second extension part is inserted into the second extension caulking groove, so that the risk of tilting the end part of the protection plate is reduced, and the safety of pedestrians during walking is improved;
3. The integral structural strength of ladder section has been promoted to first reinforcing plate, and first reinforcing plate is connected with the installation pipe simultaneously, has played the effect of pulling to the installation pipe.
Drawings
FIG. 1 is a schematic view of a prefabricated staircase board according to an embodiment of the application.
FIG. 2 is a cross-sectional view of a prefabricated staircase slab section according to an embodiment of the application.
Fig. 3 is a schematic diagram showing the connection relationship of the first reinforcing plate, the second reinforcing plate and the mounting pipe according to the embodiment of the present application.
Reference numerals illustrate: 1. ladder sections; 10. a top surface caulking groove; 11. a side caulking groove; 12. a preformed hole; 13. a first extended bezel; 14. a second extended bezel; 2. a protection plate; 20. a top surface portion; 200. a countersunk head groove; 21. a side surface portion; 22. a first extension; 23. a second extension; 3. a set screw; 4. a first reinforcing plate; 5. a second reinforcing plate; 6. installing a pipe; 7. a protective film; 8. an anti-slip ridge.
Detailed Description
The present application will be described in further detail with reference to fig. 1 to 3.
The embodiment of the application discloses a prefabricated stair board. Referring to fig. 1 and 2, a prefabricated stair board comprises a plurality of stair sections 1, wherein a top surface caulking groove 10 is formed in a tread of each stair section 1, a side surface caulking groove 11 is formed in a skirting surface of each stair section 1, a protection plate 2 is installed in each of the top surface caulking groove 10 and the side surface caulking groove 11, each protection plate 2 comprises a top surface part 20 arranged in each of the top surface caulking grooves 10 and a side surface part 21 arranged in each of the side surface caulking grooves 11, and the top surface parts 20 are mutually perpendicular to the side surface parts 21.
Referring to fig. 2, a preformed hole 12 is provided in the concrete of the ladder section 1, the preformed hole 12 extends downwards from the bottom surface of the top caulking groove 10, a countersunk head groove 200 is provided on the top surface portion 20, a set screw 3 is provided in the countersunk head groove 200 in a penetrating manner, and the set screw 3 is fixed in the preformed hole 12. In order to reduce the risk of tilting of the end of the protection plate 2, a first extending caulking groove 13 extending obliquely downwards is arranged in the ladder section 1, the top end of the first extending caulking groove 13 is connected with the top surface caulking groove 10, and an included angle between the first extending caulking groove 13 and the top surface caulking groove 10 is an obtuse angle. The top surface 20 is provided with a first extension 22 at one end far away from the side surface 21, and the first extension 22 is inserted into the first extension caulking groove 13.
Referring to fig. 2, a horizontal second extended caulking groove 14 is provided in the ladder section 1, and one end of the second extended caulking groove 14 is perpendicular to and engaged with the side surface portion 21. A second extension portion 23 is integrally formed at the bottom end of the side portion 21, and the second extension portion 23 is perpendicular to the side portion 21 and is inserted into the second extension caulking groove 14. The bottom end of the set screw 3 is in threaded connection with the second extension 23.
Referring to fig. 2 and 3, in order to further improve stability of the guard plate 2 after installation and structural strength of the ladder section 1, a first reinforcing plate 4 made of steel is pre-buried in the ladder section 1, the first reinforcing plate 4 is horizontally arranged, and the set screw 3 is penetrated through the first reinforcing plate 4. The second reinforcing plate 5 is fixedly connected to one end, far away from the kicking surface of the ladder section 1, of the first reinforcing plate 4, and the second reinforcing plate 5 plays a pulling effect on the first reinforcing plate 4, so that the structural strength of the ladder section 1 is improved.
Referring to fig. 2 and 3, in order to facilitate the installation of the set screw 3, the installation tube 6 is embedded in the preformed hole 12, the installation tube 6 is vertically penetrated through the first reinforcing plate 4, and the set screw 3 is penetrated through the installation tube 6. In order to promote protection plate 2 and top surface caulking groove 10, side caulking groove 11, first extension caulking groove 13, second extension caulking groove 14 laminating compactness, still wrap up the protection film 7 that has the colloid outside protection plate 2, protection film 7 has skid-proof effect equally, still is provided with multichannel anti-skidding arris 8 on ladder section 1 tread.
The implementation principle of the prefabricated stair plate provided by the embodiment of the application is as follows: the constructor inserts the first extension 22 of the protection plate 2 into the first extension caulking groove 13, then inserts the second extension 23 into the second extension caulking groove 14, and then screws the set screw 3 to fix the protection plate 2. The guard plate 2 can be regarded as the protection to the 1 external corner of ladder festival, and it dismantles or installs simple and conveniently, can change after the long-time wearing and tearing, has promoted ladder festival 1 holistic intensity owing to set up first reinforcing plate 4, second reinforcing plate 5 and installation pipe 6 simultaneously.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (8)
1. A prefabricated staircase board, characterized in that: including a plurality of ladder festival (1), ladder festival (1) tread is provided with top surface caulking groove (10), ladder festival (1) play the face and are provided with side caulking groove (11), be provided with a guard plate (2) in top surface caulking groove (10) and side caulking groove (11), guard plate (2) are including mutually perpendicular's top surface portion (20) and side portion (21), top surface portion (20) set up in top surface caulking groove (10), side portion (21) set up in side caulking groove (11), be provided with preformed hole (12) in ladder festival (1), wear to be equipped with in preformed hole (12) and be used for fixed top surface portion (20) or set screw (3) of side portion (21).
2. A prefabricated staircase board according to claim 1, characterized in that: be provided with first extension caulking groove (13) in ladder festival (1), first extension caulking groove (13) links up with top surface caulking groove (10), still be provided with second extension caulking groove (14) in ladder festival (1), second extension caulking groove (14) link up with side caulking groove (11), the one end integrated into one piece that side (21) was kept away from to top surface portion (20) has first extension (22), first extension (22) are inserted and are located in first extension caulking groove (13), the one end integrated into one piece that side (21) kept away from top surface portion (20) has second extension (23), second extension (23) are inserted and are located in second extension caulking groove (14).
3. A prefabricated staircase board according to claim 2, characterized in that: the preformed hole (12) is vertically arranged, and the bottom end of the set screw (3) is arranged on the second extension part (23) in a penetrating mode.
4. A prefabricated staircase board according to claim 3, characterized in that: the mounting pipe (6) is embedded in the reserved hole (12), and the positioning screw (3) is arranged in the mounting pipe (6) in a penetrating mode.
5. A prefabricated staircase board according to claim 4, characterized in that: the ladder section (1) is internally embedded with a first reinforcing plate (4), the first reinforcing plate (4) is horizontally arranged, and the mounting pipe (6) penetrates through the first reinforcing plate (4).
6. A prefabricated staircase board according to claim 5, characterized in that: one end of the first reinforcing plate (4) far away from the kicking surface of the ladder section (1) is vertically and fixedly connected with a second reinforcing plate (5).
7. A prefabricated staircase board according to any of the claims 1-6, characterized in that: the protection plate (2) is externally wrapped with a protection film (7).
8. A prefabricated staircase board according to claim 1, characterized in that: the tread of the ladder section (1) is provided with an anti-slip edge (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323643346.7U CN221627478U (en) | 2023-12-29 | 2023-12-29 | Prefabricated stair tread |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323643346.7U CN221627478U (en) | 2023-12-29 | 2023-12-29 | Prefabricated stair tread |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221627478U true CN221627478U (en) | 2024-08-30 |
Family
ID=92489672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323643346.7U Active CN221627478U (en) | 2023-12-29 | 2023-12-29 | Prefabricated stair tread |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221627478U (en) |
-
2023
- 2023-12-29 CN CN202323643346.7U patent/CN221627478U/en active Active
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| GR01 | Patent grant |