CN217054082U - Cantilever beam arrangement structure of staircase - Google Patents
Cantilever beam arrangement structure of staircase Download PDFInfo
- Publication number
- CN217054082U CN217054082U CN202123171509.7U CN202123171509U CN217054082U CN 217054082 U CN217054082 U CN 217054082U CN 202123171509 U CN202123171509 U CN 202123171509U CN 217054082 U CN217054082 U CN 217054082U
- Authority
- CN
- China
- Prior art keywords
- cantilever beam
- stair
- staircase
- plate
- transverse
- Prior art date
- 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
Links
- 239000002184 metal Substances 0.000 claims abstract description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 21
- 230000008093 supporting effect Effects 0.000 claims description 14
- 230000002787 reinforcement Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 12
- 230000007306 turnover Effects 0.000 abstract description 4
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 4
- 239000011150 reinforced concrete Substances 0.000 description 4
- 239000004567 concrete Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Landscapes
- Steps, Ramps, And Handrails (AREA)
Abstract
The utility model discloses a cantilever beam arrangement structure of a staircase, which comprises a staircase board, an upper platform and a lower platform; the stair plates are formed by connecting rigid metal plates, each stair plate comprises horizontally arranged pedals and vertically arranged vertical plates which are connected in a cross mode, the upper platform is connected with the pedals at the upper ends of the stair plates, and the lower platform is connected with the pedals at the lower ends of the stair plates; the bottom surface of the stair board is fixedly connected with a cantilever beam, the cantilever beam comprises a transverse cantilever beam and a longitudinal cantilever beam, and the turnover edges of the transverse cantilever beam and the longitudinal cantilever beam are connected with a wall body. The utility model discloses a cantilever beam has promoted the connection steadiness of stair tread and wall body, and cantilever beam can earlier the snap-on in stair tread bottom simultaneously, will turn over the hem when installing on the spot again all with wall connection, can realize the cantilever beam installation fast.
Description
Technical Field
The utility model belongs to the field particularly, relates to a cantilever beam arrangement structure of stairwell.
Background
The stairs in the existing fabricated building are all tied and welded into a reinforcing steel frame in a workshop, the steel frame is poured in a mould, reinforcing steel bars are reserved at the front end and the rear end, and after the stair is installed on site, the reinforcing steel bars reserved at the front end and the rear end are connected with the reinforcing steel bars of an upper beam and a lower beam and are poured into a whole by concrete.
Present stair cantilever beam arrangement structure generally has the shortcoming of the installation of not being convenient for, because adopt reinforced concrete as primary structure, still need the on-the-spot part to pour, cause stair can not realize whole assembled, and the concrete can spend a lot of manpower and time just can accomplish its assembly in the work progress moreover, the back that finishes in the construction, still need the manual work to the concrete maintenance, just enable it and reach more stable supporting effect, its construction is very troublesome.
Disclosure of Invention
There is the problem of the installation of not being convenient for to current stair cantilever beam arrangement structure generally, the utility model provides a cantilever beam arrangement structure of stairwell.
In order to realize the technical purpose, the utility model adopts the following technical scheme:
a cantilever beam arrangement structure of a staircase comprises a staircase board, an upper platform and a lower platform;
the stair plates are formed by connecting rigid metal plates, each stair plate comprises a horizontally arranged pedal and a vertically arranged vertical plate which are connected in a cross manner, the upper platform is connected with the pedal at the upper end of the stair plate, and the lower platform is connected with the pedal at the lower end of the stair plate;
the bottom surface of the stair board is fixedly connected with a cantilever beam, the cantilever beam comprises a transverse cantilever beam and a longitudinal cantilever beam, and the turnover edges of the transverse cantilever beam and the longitudinal cantilever beam are connected with a wall body.
The utility model discloses an application principle lies in, at first installs rigid metal stair tread to with upper mounting plate and lower platform fixed connection, then at stair tread bottom surface fixed mounting cantilever beam, accomplish at last horizontal outrigger and vertical outrigger turn over hem and wall body fixed mounting. The installation sequence is not only fixed, and the stair plates, the cantilever beams, the upper platform and the lower platform can be assembled and installed firstly, and then the cantilever beams are fixed on the wall body on site, so that the installation of the cantilever beam arrangement structure of the whole staircase is completed.
Furthermore, a reinforcing plate is arranged between the transverse outrigger and the longitudinal outrigger; one side of the reinforcing plate is welded with the bottom of the transverse cantilever beam, the other side of the reinforcing plate is welded with the side face of the longitudinal cantilever beam, and the transverse cantilever beam, the longitudinal cantilever beam and the reinforcing plate form a right-angled triangle.
Furthermore, the turned edges of the transverse cantilever beams and the longitudinal cantilever beams are fixedly connected with the wall body through bolts.
Furthermore, the cantilever beams are arranged at the bottom of the stair tread at intervals.
Furthermore, the bottom of the reinforcing plate is connected with the supporting columns, the bottoms of the supporting columns are connected with the ground, the top surfaces of the supporting columns are parallel to the supporting columns, connecting plates are arranged to be connected with the reinforcing plate, and the connecting plates are fixedly connected with the reinforcing plate through bolts.
Further, the stair plates, the cantilever beams, the upper platform and the lower platform are all assembled or welded by adopting rigid plates.
Compared with the prior art, the utility model, following beneficial effect has:
the connection stability of the stair boards and the wall body is improved through the cantilever beam, meanwhile, the cantilever beam can be directly fixed at the bottom of the stair boards firstly, the flanging is connected with the wall body when the cantilever beam is installed on site, the installation of the cantilever beam can be realized quickly, the complex assembling steps that the traditional cantilever beam structure needs to be installed by using reinforced concrete as a main structure and needs to be poured on site partially are reduced, and the installation efficiency of the cantilever beam on site is improved.
Drawings
Fig. 1 is a schematic view of the overall structure of a cantilever beam arrangement structure of a staircase according to the present invention;
fig. 2 is the utility model relates to a hem and wall connection schematic diagram of the cantilever beam arrangement structure of staircase.
The symbols in the figure illustrate: 1-stair boards, 2-cantilever beams, 3-upper platforms, 4-lower platforms, 11-pedals, 12-vertical boards, 21-transverse cantilever beams, 22-longitudinal cantilever beams, 5-turned edges, 6-wall bodies, 7-reinforcing plates, 8-supporting columns, 9-connecting plates and 10-bolts.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.
As shown in fig. 1 and 2, a cantilever beam arrangement structure of a staircase includes a stair plate 1, an upper landing 3, and a lower landing 4; the stair plates 1 are formed by connecting rigid metal plates, each stair plate 1 comprises a horizontally arranged pedal 11 and a vertically arranged vertical plate 12 which are connected in a crossed manner, the upper platform 3 is connected with the pedal 11 at the upper end of the stair plate 1, and the lower platform 4 is connected with the pedal 11 at the lower end of the stair plate 1; the bottom surface of the stair board 1 is fixedly connected with a cantilever beam 2, the cantilever beam 2 comprises a transverse cantilever beam 21 and a longitudinal cantilever beam 22, the transverse cantilever beam 21 and the longitudinal cantilever beam 22 are provided with flanging edges 5, and the flanging edges 5 of the transverse cantilever beam 21 and the longitudinal cantilever beam 22 are connected with a wall body 6.
The utility model discloses an application principle lies in, at first installs rigid metal stair tread 1 to with upper mounting plate 3 and 4 fixed connection of lower platform, then at 1 bottom surface fixed mounting cantilever beam 2 of stair tread, accomplish turning over hem 5 and 6 fixed mounting of wall body of horizontal outrigger 21 and vertical outrigger 22 at last. The installation sequence is not only fixed, and the stair plates 1, the cantilever beams 2, the upper platform 3 and the lower platform 4 can be assembled and installed firstly, and then the cantilever beams 2 are fixed on the wall 6 on site, so that the installation of the arrangement structure of the cantilever beams 2 of the whole staircase is completed.
A reinforcing plate 7 is arranged between the transverse cantilever beam 21 and the longitudinal cantilever beam 22; one side of the reinforcing plate 7 is welded with the bottom of the transverse cantilever beam 21, the other side of the reinforcing plate is welded with the side of the longitudinal cantilever beam 22, and the transverse cantilever beam 21, the longitudinal cantilever beam 22 and the reinforcing plate 7 form a right-angled triangle. The rigidity of the whole cantilever beam 2 is improved through the arrangement of the reinforcing plate, so that the structural stability of the pedal 11 and the vertical plate 12 of the stair board 1 is improved, and the deformation of the pedal 11 or the vertical plate 12 caused by long-time treading can be avoided.
The flanging edges 5 of the transverse cantilever beam 21 and the longitudinal cantilever beam 22 are fixedly connected with the wall 6 through bolts 10. The design of turning over hem 5 is in order to promote the steadiness that cantilever beam 2 and wall are connected, has reduced 2 arrangement structure of traditional cantilever beam simultaneously and has need adopt reinforced concrete as the primary structure, still needs the complicated construction mode that the on-the-spot part was pour.
The cantilever beams 2 are arranged at the bottom of the stair tread 1 at intervals. The mode that a plurality of cantilever beams 2 set up can satisfy that longer stair board 1 can the spaced have one with the fixed connection point of wallboard, improves whole stair board 1's connection steadiness.
The bottom of the reinforcing plate 7 is connected with a supporting column 8, the bottom of the supporting column 8 is connected with the ground, the top surface of the supporting column 8 is parallel to the supporting column 8, a connecting plate 9 is arranged to be connected with the reinforcing plate 7, and the connecting plate 9 is fixedly connected with the reinforcing plate 7 through a bolt 10. The bottom of the stair board 1 is provided with supporting force from the ground, so that the stair board 1 and the cantilever beam 2 are connected more stably.
The stair boards 1, the cantilever beams 2, the upper platform 3 and the lower platform 4 are all assembled or welded by rigid plates. Directly make up earlier the concatenation as an organic whole, the high altitude is connected cantilever beam 2 and wall body 6 again, can accomplish whole stair cantilever beam 2 structural arrangement, promotes the installation effectiveness.
Compared with the prior art, the utility model, following beneficial effect has:
the connection stability of the stair boards 1 and the wall body 6 is improved through the cantilever beams 2, meanwhile, the cantilever beams 2 can be directly fixed at the bottoms of the stair boards 1 firstly, the turned edges 5 are connected with the wall body 6 when the cantilever beams are installed on site, installation of the cantilever beams 2 can be achieved rapidly, the number of complex assembling steps that the traditional cantilever beams 2 need to be installed by reinforced concrete as main structures and need to be poured on site is reduced, and the on-site installation efficiency of the cantilever beams 2 is improved.
The cantilever beam arrangement structure of the staircase provided by the present application is described in detail above. The description of the specific embodiments is only intended to facilitate an understanding of the structure of the application and its core ideas. It should be noted that, for those skilled in the art, it is possible to make several improvements and modifications to the present application without departing from the principle of the present application, and such improvements and modifications also fall within the scope of the claims of the present application.
Claims (6)
1. A cantilever beam arrangement structure of a staircase is characterized by comprising a staircase board (1), an upper platform (3) and a lower platform (4);
the stair plates (1) are formed by connecting rigid metal plates, each stair plate (1) comprises a cross-connected horizontally arranged pedal (11) and a vertically arranged vertical plate (12), the upper platform (3) is connected with the pedal (11) at the upper end of the stair plate (1), and the lower platform (4) is connected with the pedal (11) at the lower end of the stair plate (1);
the floor is characterized in that the bottom surface of the stair board (1) is fixedly connected with a cantilever beam (2), the cantilever beam (2) comprises a transverse cantilever beam (21) and a longitudinal cantilever beam (22) which are provided with turned edges (5), and the turned edges (5) of the transverse cantilever beam (21) and the longitudinal cantilever beam (22) are connected with a wall body (6).
2. A staircase cantilever beam arrangement according to claim 1, wherein a reinforcement plate (7) is provided between the transverse cantilever beam (21) and the longitudinal cantilever beam (22); one side of the reinforcing plate (7) is welded with the bottom of the transverse cantilever beam (21), the other side of the reinforcing plate is welded with the side face of the longitudinal cantilever beam (22), and the transverse cantilever beam (21), the longitudinal cantilever beam (22) and the reinforcing plate (7) form a right-angled triangle.
3. The cantilever beam arrangement structure of a staircase according to claim 2, wherein the turned edges (5) of the transverse cantilever beam (21) and the longitudinal cantilever beam (22) are fixedly connected with the wall body (6) through bolts (10).
4. A staircase cantilever beam arrangement according to claim 3, wherein the cantilever beams (2) are spaced at the bottom of the stair tread (1).
5. The cantilever beam arrangement structure of a staircase according to claim 4, wherein the bottom of the reinforcing plate (7) is connected with the supporting column (8), the bottom of the supporting column (8) is connected with the ground, the top surface of the supporting column (8) is parallel to the supporting column (8), and a connecting plate (9) is provided to be connected with the reinforcing plate (7), and the connecting plate (9) is fixedly connected with the reinforcing plate (7) through a bolt (10).
6. A staircase cantilever beam arrangement according to claim 5, wherein the stair tread (1), cantilever beam (2), upper platform (3) and lower platform (4) are assembled or welded using rigid plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123171509.7U CN217054082U (en) | 2021-12-16 | 2021-12-16 | Cantilever beam arrangement structure of staircase |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123171509.7U CN217054082U (en) | 2021-12-16 | 2021-12-16 | Cantilever beam arrangement structure of staircase |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217054082U true CN217054082U (en) | 2022-07-26 |
Family
ID=82478361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123171509.7U Expired - Fee Related CN217054082U (en) | 2021-12-16 | 2021-12-16 | Cantilever beam arrangement structure of staircase |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217054082U (en) |
-
2021
- 2021-12-16 CN CN202123171509.7U patent/CN217054082U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103352563B (en) | The board-like bar frame gang form of self-supporting and construction method thereof | |
| CN103935911B (en) | Tower crane attached wall supporting construction and construction method thereof | |
| CN109914244B (en) | Weak bracket system suitable for high-tower reinforced concrete combined beam steel structure installation and bottom and top plate concrete pouring and operation method thereof | |
| CN202718127U (en) | Scaffold tube support for underground foundation pit | |
| CN220521970U (en) | Assembled beam type stair pouring die | |
| CN217054082U (en) | Cantilever beam arrangement structure of staircase | |
| CN210797296U (en) | Steel-concrete combination beam bridge floor flange plate bracket mounting structure | |
| CN217975378U (en) | Cast-in-place board template strutting arrangement of simple beam assembled | |
| CN202831628U (en) | Combined type bailey frame load-bearing shelving for pouring large span concrete beam | |
| CN214996345U (en) | Assembled overhanging pedestrian escalator for deep foundation pit | |
| CN213204913U (en) | Modular prefabricated staircase operation platform | |
| CN203145273U (en) | Dismountable steel-concrete composite floor | |
| CN113387281B (en) | Construction method of alternate conversion attachment system of externally attached tower crane | |
| CN215331674U (en) | Interim bearing structure of steel bar truss building carrier plate | |
| CN212836642U (en) | Cantilever beam structure | |
| CN212053617U (en) | Assembled elevator well structure | |
| CN114876209A (en) | Steel reinforced beam sectional construction method for limited hoisting | |
| CN212389051U (en) | Stair connection application device made of different materials | |
| CN208717939U (en) | A kind of efficiently molding building hoist foundation structure | |
| CN210029721U (en) | Prefabricated bridge deck hoisting frame | |
| CN209873553U (en) | Prefabricated assembled cylindricality pier | |
| CN203403668U (en) | Self-supporting plate type steel bar mesh frame combination formwork | |
| CN211080982U (en) | Multifunctional steel structure construction platform | |
| CN216551595U (en) | Pier stud reinforcement is as industry platform | |
| CN218265180U (en) | Assembled stadium stand |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220726 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |