CN214696532U - Prefabricated reinforced concrete stair tread - Google Patents
Prefabricated reinforced concrete stair tread Download PDFInfo
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- CN214696532U CN214696532U CN202120480550.3U CN202120480550U CN214696532U CN 214696532 U CN214696532 U CN 214696532U CN 202120480550 U CN202120480550 U CN 202120480550U CN 214696532 U CN214696532 U CN 214696532U
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Abstract
The utility model provides a prefabricated reinforced concrete stair tread, include: stair frame, splice plate, stair board, top overlay, side overlay and buffer board, splice plate is installed to the left end face of stair frame, and splice plate is also installed to the right-hand member face of stair frame, and splice plate's last surface mounting has fixing bolt, and fixing bolt's last surface mounting has the top overlay, and splice plate's lower surface mounting has the buffer board, and stair frame's last surface mounting has the stopper, compares with prior art, the utility model discloses following beneficial effect has: through increasing stopper, locking bolt, fixed plate, fastening bolt and side cover version, realize setting up the stopper on the stair frame and make the stair board can pinpoint when the installation to the stopper adopts down the trapezium structure, thereby realizes that the stair board can not drop because the bolt drops after the installation is good, makes things convenient for more when the installation to be difficult to make the stair board dislocation, and the security performance is higher when using.
Description
Technical Field
The utility model belongs to the building articles for use field, in particular to prefabricated reinforced concrete stair tread.
Background
At present, the ladder is widely applied to buildings and home decoration as a component for vertical traffic between floors in the buildings, and the styles of the assembled stairways are more and more related to the life of people along with the development of the construction technology of the assembled buildings.
However, the great difficult installation of volume during current stair assembly, the easy dislocation of stair board leads to the stair later stage result in the result poor in use effect when the installation to can lead to the security to reduce.
Therefore, there is a need for a prefabricated reinforced concrete stair tread.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a prefabricated reinforced concrete stair tread, through increasing stopper, locking bolt, fixed plate, fastening bolt and side cover version to solve the problem of proposing among the above-mentioned background art.
The technical scheme of the utility model is realized like this: a prefabricated reinforced concrete stair tread comprising: stair frame, splice plate, stair board, top overlay, side overlay and buffer board, splice plate is installed to the left end face of stair frame, splice plate is also installed to the right-hand member face of stair frame, splice plate's last surface mounting has fixing bolt, fixing bolt's last surface mounting has the top overlay, splice plate's lower surface mounting has the buffer board, the last surface mounting of stair frame has the stopper, the last surface mounting of stopper has the stair board, the lower surface mounting of stair frame has locking bolt, the fixed plate is installed to the preceding terminal surface of stair board, fastening bolt is installed to the preceding terminal surface of fixed plate, the side overlay is installed to fastening bolt's preceding terminal surface.
As a preferred embodiment, the lower surfaces of the two connecting clamping plates are both provided with a buffer plate, and the upper surfaces of the two connecting clamping plates are respectively provided with a plurality of fixing bolts.
As a preferable embodiment, top covering plates are respectively mounted on the upper surfaces of the fixing bolts on the upper surfaces of the two connecting clamping plates, a clamping groove is formed in the upper surface of each connecting clamping plate, a clamping block is mounted on the lower surface of each top covering plate, the clamping block is mounted inside the clamping groove, and the sum of the heights of the connecting clamping plates and the top covering plates is the same as the height of the cross section of the stair frame.
As a preferred embodiment, a plurality of limiting blocks are mounted on the upper surface of the stair frame, the locking bolts penetrate through the lower surfaces of the stair frame, the limiting blocks and the stair plates, and two locking bolts are mounted on the lower surface of each stair plate.
As a preferred embodiment, a fixing plate is mounted on the front end surface of each stair tread, two fastening bolts are mounted on the front end surface of each fixing plate, a side covering plate is mounted on the front end surface of each fastening bolt of each fixing plate, a fixture block is mounted on the rear end surface of each side covering plate, a clamping groove is formed in the front end surface of each fixing plate, and the fixture block of each side covering plate is mounted in the clamping groove of each fixing plate.
After the technical scheme is adopted, the beneficial effects of the utility model are that: through increasing stopper, locking bolt, fixed plate, fastening bolt and side cover version, realize setting up the stopper on the stair frame and make the stair board can pinpoint when the installation to the stopper adopts down the trapezium structure, thereby realizes that the stair board can not drop because the bolt drops after the installation is good, makes things convenient for more when the installation to be difficult to make the stair board dislocation, and the security performance is higher when using.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a front view of the prefabricated reinforced concrete stair tread of the present invention.
Fig. 2 is the utility model relates to a fixed plate concatenation sketch map of prefabricated reinforced concrete stair tread.
Fig. 3 is the utility model relates to a stair assembly structure chart of prefabricated reinforced concrete stair tread.
Fig. 4 is the utility model relates to a stair frame structure chart of prefabricated reinforced concrete stair tread.
Fig. 5 is the utility model relates to a stair tread plan view of prefabricated reinforced concrete stair tread.
Fig. 6 is a bottom view of the prefabricated reinforced concrete stair tread of the present invention.
In the figure, 1-stair frame, 2-limiting block, 3-top covering plate, 4-buffer plate, 5-fixing bolt, 6-connecting clamping plate, 7-stair plate, 8-locking bolt, 9-fixing plate, 10-fastening bolt and 11-side covering plate.
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 efforts belong to the protection scope of the present invention.
Referring to fig. 1 to 6, the present invention provides a technical solution: a prefabricated reinforced concrete stair tread comprising: stair frame 1, connecting splint 6, stair board 7, top overlay 3, side overlay 11 and buffer board 4, connecting splint 6 is installed to the left end face of stair frame 1, connecting splint 6 is also installed to the right-hand member face of stair frame 1, the last surface mounting of connecting splint 6 has fixing bolt 5, fixing bolt 5's last surface mounting has top overlay 3, the lower surface mounting of connecting splint 6 has buffer board 4, the last surface mounting of stair frame 1 has stopper 2, the last surface mounting of stopper 2 has stair board 7, the lower surface mounting of stair frame 1 has locking bolt 8, fixed plate 9 is installed to the preceding terminal surface of stair board 7, fastening bolt 10 is installed to the preceding terminal surface of fixed plate 9, side overlay 11 is installed to the preceding terminal surface of fastening bolt 10.
Buffer plate 4 is all installed to two adapter plate 6's lower surface, and a plurality of fixing bolt 5 is installed respectively to two adapter plate 6's upper surface.
The top covering plates 3 are respectively arranged on the upper surfaces of the fixing bolts 5 on the upper surfaces of the two connecting clamping plates 6, clamping grooves are formed in the upper surfaces of the connecting clamping plates 6, clamping blocks are arranged on the lower surfaces of the top covering plates 3 and are arranged in the clamping grooves, and the sum of the heights of the connecting clamping plates 6 and the top covering plates 3 is the same as the height of the cross section of the stair frame 1.
The upper surface mounting of stair frame 1 has a plurality of stopper 2, and locking bolt 8 runs through the lower surface of stair frame 1, stopper 2 and stair board 7, and two locking bolt 8 are all installed to the lower surface of every stair board 7.
As an embodiment of the present invention: when the stair is installed, firstly, the buffer plate 4 is fixed on the ground, then the two connecting clamping plates 6 of the stair frame 1 are respectively installed on the buffer plate 4, the fixing bolt 5 is installed on the upper surface of the connecting clamping plate 6 and then screwed down, then the top covering plate 3 is installed on the upper surface of the fixing bolt 5, the clamping block of the top covering plate 3 is clamped into the clamping groove of the connecting clamping plate 6, at the moment, the stair frame 1 is fixedly connected with the ground, when the stair plate 7 is installed, firstly, the back of the stair plate 7 is aligned to the limiting block 2 and is translated on the stair frame 1, so that the limiting block 2 is attached to the stair plate 7, at the moment, the stair plate 7 can only translate back and forth and cannot translate up and down, then, the locking bolt 8 is installed on the lower surface of the stair frame 1 and is screwed down, at the moment, the stair plate 7 and the limiting block 2 are fixed and cannot translate back and forth, and then the side covering plate 11 is arranged on the front end surface of the fastening bolt 10, and the clamping block of the side covering plate 11 is clamped into the clamping groove of the fixing plate 9, so that the prefabricated staircase is completely installed.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A prefabricated reinforced concrete stair tread comprising: stair frame, connecting splint, stair board, top overlay, side overlay and buffer board, its characterized in that: connecting splint are installed to the left end face of stair frame, connecting splint are also installed to the right-hand member face of stair frame, connecting splint's last surface mounting has fixing bolt, fixing bolt's last surface mounting has the top overlay, connecting splint's lower surface mounting has the buffer board, stair frame's last surface mounting has the stopper, the last surface mounting of stopper has the stair board, stair frame's lower surface mounting has locking bolt, the fixed plate is installed to the preceding terminal surface of stair board, fastening bolt is installed to the preceding terminal surface of fixed plate, the side overlay is installed to fastening bolt's preceding terminal surface.
2. A prefabricated reinforced concrete stair tread as claimed in claim 1, wherein: two the buffer board is all installed to splice plate's lower surface, two a plurality of fixing bolt is installed respectively to splice plate's upper surface.
3. A prefabricated reinforced concrete stair tread as claimed in claim 1, wherein: the upper surfaces of the fixing bolts on the upper surfaces of the two connecting clamping plates are respectively provided with a top covering plate, the upper surfaces of the connecting clamping plates are provided with clamping grooves, the lower surfaces of the top covering plates are provided with clamping blocks, the clamping blocks are arranged in the clamping grooves, and the sum of the heights of the connecting clamping plates and the top covering plates is the same as the height of the cross section of the stair frame.
4. A prefabricated reinforced concrete stair tread as claimed in claim 1, wherein: the upper surface of stair frame has a plurality of stopper, locking bolt runs through the lower surface of stair frame, stopper and stair tread, every two locking bolts are all installed to the lower surface of stair tread.
5. A prefabricated reinforced concrete stair tread as claimed in claim 1, wherein: the front end face of each stair board is provided with a fixing plate, the front end face of each fixing plate is provided with two fastening bolts, the front end face of each fastening bolt of each fixing plate is provided with a side covering plate, the rear end face of each side covering plate is provided with a clamping block, the front end face of each fixing plate is provided with a clamping groove, and the clamping block of each side covering plate is arranged in the clamping groove of the corresponding fixing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120480550.3U CN214696532U (en) | 2021-03-05 | 2021-03-05 | Prefabricated reinforced concrete stair tread |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120480550.3U CN214696532U (en) | 2021-03-05 | 2021-03-05 | Prefabricated reinforced concrete stair tread |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214696532U true CN214696532U (en) | 2021-11-12 |
Family
ID=78569731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120480550.3U Active CN214696532U (en) | 2021-03-05 | 2021-03-05 | Prefabricated reinforced concrete stair tread |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214696532U (en) |
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2021
- 2021-03-05 CN CN202120480550.3U patent/CN214696532U/en active Active
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