CN209874294U - Stable in structure's prefabricated stair - Google Patents
Stable in structure's prefabricated stair Download PDFInfo
- Publication number
- CN209874294U CN209874294U CN201920267161.5U CN201920267161U CN209874294U CN 209874294 U CN209874294 U CN 209874294U CN 201920267161 U CN201920267161 U CN 201920267161U CN 209874294 U CN209874294 U CN 209874294U
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- CN
- China
- Prior art keywords
- step ladder
- ladder
- water guide
- guide groove
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a prefabricated staircase with stable structure, which comprises a step ladder, wherein one end of the step ladder is provided with a bottom step, the upper side of the step ladder is provided with an anti-skid bulge, the other end of the step ladder is provided with a top step, and one side of the top step is provided with an installation platform; the downside of top step is provided with connects protruding, the middle part of step ladder is provided with reinforcing bar spare, reinforcing bar spare is triangle-shaped, be convenient for improve the stability that top step and mounting platform are connected, improve the holistic intensity of step ladder simultaneously, the step ladder upside is provided with first guiding gutter and second guiding gutter, be convenient for water to the both sides water conservancy diversion at step ladder middle part to make water flow out from the upside of platform ladder through the top step, avoid the water at step ladder upside middle part too much.
Description
Technical Field
The utility model belongs to the technical field of prefabricated staircase, concretely relates to stable in structure's prefabricated staircase.
Background
Because cast-in-place stairs have more defects, various prefabricated stair products which are industrially manufactured in batches in factories appear in recent years, and the prefabricated stair products are directly installed on buildings to realize the construction of the buildings, have the advantages of simple installation and high efficiency, and gradually become the mainstream building mode of the building industry.
Current prefabricated staircase is at the in-process that uses, it is fixed through the bolt more to install at the both ends of its step ladder, take place to damage the back at the bolt, step ladder self can take place the displacement, and step ladder's intensity is not enough, influence the safety of device, when taking place vibrations, the connection effect variation of bolt, influence the effect of connecting, the upside of step ladder is after setting up the non-slip raised in addition, water is difficult for flowing from the upper surface of platform ladder, easily freeze in chilly winter, cause anti-skidding effect to reduce, we propose a stable in structure's prefabricated staircase for this reason.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a stable in structure's prefabricated stair, in order to solve the in-process that proposes current prefabricated stair in the above-mentioned background art and use, the both ends installation of its step ladder is fixed through the bolt more, take place to damage the back at the bolt, step ladder self can take place the displacement, and step ladder's intensity is not enough, influence the safety of device, when taking place vibrations, the connection effect variation of bolt, influence the effect of connecting, the upside of step ladder is after setting up the non-slip raised in addition, water is difficult for flowing from the upper surface of platform ladder, easily freeze in chilly winter, cause the problem that anti-skidding effect reduces.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a stable in structure's prefabricated staircase, includes the step ladder, the one end of step ladder is provided with the bottom step, the upside of step ladder is provided with anti-skidding arch, the other end of step ladder is provided with the top step, one side of top step is provided with mounting platform, the inboard of step ladder is provided with the connecting hole, the connecting hole runs through the both sides of step ladder.
Preferably, the outside that the inboard of step ladder is located the connecting hole is provided with the reinforcing bar spare, the reinforcing bar spare is triangle-shaped, reinforcing bar spare downside is provided with the extension section.
Preferably, a reinforcing steel bar frame body is arranged at the bottom end of the inner side of the step ladder, the reinforcing steel bar frame body and the extension section are fixed in a bundling mode, and a connecting bulge is arranged on the lower side of the top step.
Preferably, the upside of mounting platform is provided with the recess, the size and the connection arch of recess equal, the step ladder carries out the pin joint with the connection arch through connection arch and recess the inboard of top step is provided with the connecting bolt hole, top step and mounting platform pass through connecting bolt hole and bolt fixed connection.
Preferably, the right side of top end step is provided with first block rubber, the downside of top end step is provided with the second block rubber, top end step is fixed with first block rubber and second block rubber riveting respectively.
Preferably, a first water chute is arranged on the upper side of the step ladder, and second water chutes are arranged at two ends of the first water chute.
Preferably, the depth of the first water chute extending towards the inner side of the step ladder from the middle part is smaller than the depth of the two ends extending towards the inner side of the step ladder, and the depth of the second water chute extending towards the inner side of the step ladder from the end close to the first water chute is smaller than the depth of the second water chute extending towards the inner side of the step ladder from the end deviating from the first water chute.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the downside of top step is provided with connects protrudingly, the middle part of step ladder is provided with reinforcing bar spare, reinforcing bar spare is triangle-shaped, be convenient for improve the stability that top step and mounting platform are connected, improve the holistic intensity of step ladder simultaneously, avoid only relying on connecting bolt hole to fix top step and mounting platform, the connecting bolt hole damages the back, the top step takes place to remove, influence the stability of structure, the life of device has been prolonged, the right side of top step is provided with first block rubber, top step downside is provided with the second block rubber, be convenient for seal the junction and cushion the junction simultaneously, it takes place to become flexible to avoid shaking the too big junction that causes, further improve the stable effect of connecting.
(2) The first water guide groove and the second water guide groove are formed in the upper side of the step ladder, so that water in the middle of the step ladder can be guided to two sides conveniently, and can flow out from the upper side of the step ladder through the top step, the phenomenon that a user slides when the user is located in the middle of the upper surface of the step ladder due to the fact that the water in the middle of the step ladder is too much is avoided, the anti-skidding effect of the device is improved, and the safety of a product is improved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic sectional view of the present invention;
fig. 3 is a schematic top view of the present invention;
in the figure: 1. a bottom end step; 2. anti-skid projections; 3. a step ladder; 4. a top step; 5. mounting a platform; 6. connecting holes; 7. a reinforcement member; 8. a steel bar frame body; 9. a first rubber block; 10. a connecting projection; 11. a second rubber block; 12. connecting bolt holes; 13. a first water chute; 14. a second water chute.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a stable in structure's prefabricated staircase, including step ladder 3, the one end of step ladder 3 is provided with bottom step 1, the upside of step ladder 3 is provided with non-slip raised 2, be convenient for improve the anti-skidding effect of 3 upper surfaces of step ladder, the other end of step ladder 3 is provided with top step 4, one side of top step 4 is provided with mounting platform 5, the inboard of step ladder 3 is provided with connecting hole 6, be convenient for step ladder 3 and the reinforcing bar union coupling of installation wall, connecting hole 6 runs through the both sides of step ladder 3.
In this embodiment, preferably, the reinforcing steel bar 7 is arranged on the outer side of the connecting hole 6 on the inner side of the step ladder 3, the reinforcing steel bar 7 is triangular, so that the strength of the step ladder 3 and the stability of the connecting hole 6 are improved, and the extension section is arranged on the lower side of the reinforcing steel bar 7.
In this embodiment, preferably, the bottom end of the inner side of the step ladder 3 is provided with a reinforcing steel bar frame body 8, so as to further improve the strength of the step ladder 3, the reinforcing steel bar frame body 8 and the extension section are fixed by bundling up, and the lower side of the top step 4 is provided with a connecting bulge 10, so as to facilitate the installation effect of the step ladder 3.
In this embodiment, preferably, the upside of mounting platform 5 is provided with the recess, and the size of recess is equal with connecting protrusion 10, and step ladder 3 carries out pin joint through connecting protrusion 10 and recess with connecting protrusion 10, is convenient for improve the stability that step ladder 3 connects, avoids step ladder 3 to take place the displacement, and the inboard of top step 4 is provided with connecting bolt hole 12, and top step 4 passes through connecting bolt hole 12 and bolt fixed connection with mounting platform 5, is convenient for install step ladder 3.
In this embodiment, it is preferred, the right side of top step 4 is provided with first block rubber 9, and the downside of top step 4 is provided with second block rubber 11, is convenient for seal the junction and cushion the vibrational force, avoids the junction to take place to damage because of vibrations, and top step 4 is fixed with first block rubber 9 and 11 riveting of second block rubber respectively.
In this embodiment, preferably, the upper side of the step ladder 3 is provided with a first water guiding groove 13 for guiding water in the middle of the upper surface of the step ladder 3 to two sides, and two ends of the first water guiding groove 13 are provided with a second water guiding groove 14 for guiding water out of the upper surface of the step ladder 3.
In this embodiment, preferably, the depth of the middle of the first water guiding groove 13 extending towards the inner side of the step ladder 3 is smaller than the depth of the two ends extending towards the inner side of the step ladder 3, so as to better guide the water in the middle of the upper surface of the step ladder 3 to the two sides, and the end of the second water guiding groove 14 close to the first water guiding groove 13 is smaller than the depth of the end deviating from the first water guiding groove 13 extending towards the inner side of the step ladder 3, so as to better guide the water out of the upper surface of the step ladder 3.
The utility model discloses a theory of operation and use flow: when the ladder is used, the inner side of the step ladder 3 is provided with a hoisting hole, the step ladder 3 is hoisted by a hoist, a steel pipe of a wall penetrates into the inner side of the connecting hole 6, the built-in diameter of the connecting hole 6 is larger than the outer diameter of the steel pipe, then the hoist drives the step ladder 3 to move downwards, so that the connecting bulge 10 at the lower side of the top step 4 is embedded into the inner side of the groove at the upper side of the mounting platform 5, the top step 4 and the mounting platform 5 are fixed by bolts and connecting bolt holes 12, the bottom step 1 and the mounting platform 5 at one side of the bottom step 1 can be fixed by the same way, further the mounting is completed, when the top step 4 and the mounting platform 5 are fixed by the connecting bolt holes 12, the connecting bolt holes 12 are damaged to cause the movement of the top step 4, the connection stability is convenient to be improved, meanwhile, the reinforcing steel bar piece 7 is triangular, in the using process, water on the upper side of the step ladder 3 flows into the inner side of the first water guide groove 13, flows to the inner side of the second water guide groove 14 through the first water guide groove 13, and finally flows out from the upper side of the step ladder 3 through the top step 4, so that the water gathered in the middle of the step ladder 3 is reduced.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a stable in structure's prefabricated staircase, includes step ladder (3), its characterized in that: the one end of step ladder (3) is provided with bottom step (1), the upside of step ladder (3) is provided with non-slip raised (2), the other end of step ladder (3) is provided with top step (4), one side of top step (4) is provided with mounting platform (5), the inboard of step ladder (3) is provided with connecting hole (6), the both sides of step ladder (3) are run through in connecting hole (6).
2. A structurally stable prefabricated staircase according to claim 1, characterized in that: the outside that the inboard of step ladder (3) is located connecting hole (6) is provided with reinforcing bar spare (7), reinforcing bar spare (7) are triangle-shaped, reinforcing bar spare (7) downside is provided with the extension.
3. A structurally stable prefabricated staircase according to claim 2, characterized in that: the bottom of step ladder (3) inboard is provided with reinforcing bar framework (8), reinforcing bar framework (8) are fixed through tying up with the extension, the downside of top step (4) is provided with connects arch (10).
4. A structurally stable prefabricated staircase according to claim 3, characterized in that: the upside of mounting platform (5) is provided with the recess, the size of recess equals with connect protruding (10), step ladder (3) and connect protruding (10) to carry out the pin joint through connecting protruding (10) and recess the inboard of top step (4) is provided with connecting bolt hole (12), top step (4) and mounting platform (5) are through connecting bolt hole (12) and bolt fixed connection.
5. A structurally stable prefabricated staircase according to claim 1, characterized in that: the right side of top end step (4) is provided with first block rubber (9), the downside of top end step (4) is provided with second block rubber (11), top end step (4) are respectively with first block rubber (9) and second block rubber (11) riveting fixed.
6. A structurally stable prefabricated staircase according to claim 1, characterized in that: a first water guide groove (13) is formed in the upper side of the step ladder (3), and second water guide grooves (14) are formed in the two ends of the first water guide groove (13).
7. A structurally stable prefabricated staircase according to claim 6, characterized in that: the depth of the middle part of the first water guide groove (13) extending towards the inner side of the step ladder (3) is smaller than the depth of the middle part of the second water guide groove (14) extending towards the inner side of the step ladder (3), and the end of the second water guide groove (14) close to the first water guide groove (13) is smaller than the depth of the end of the second water guide groove (14) departing from the first water guide groove (13) extending towards the inner side of the step ladder (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920267161.5U CN209874294U (en) | 2019-03-04 | 2019-03-04 | Stable in structure's prefabricated stair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920267161.5U CN209874294U (en) | 2019-03-04 | 2019-03-04 | Stable in structure's prefabricated stair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209874294U true CN209874294U (en) | 2019-12-31 |
Family
ID=68953769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920267161.5U Expired - Fee Related CN209874294U (en) | 2019-03-04 | 2019-03-04 | Stable in structure's prefabricated stair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209874294U (en) |
-
2019
- 2019-03-04 CN CN201920267161.5U patent/CN209874294U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Prefabricated stair of stable structure Effective date of registration: 20200417 Granted publication date: 20191231 Pledgee: Linyi Feixian sub branch of Qilu Bank Co.,Ltd. Pledgor: SHANDONG CHENGKAI YUANDA PREFABRICATED BUILDING Co.,Ltd. Registration number: Y2020980001586 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191231 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |