CN216949178U - Prefabricated scissors stair structure - Google Patents
Prefabricated scissors stair structure Download PDFInfo
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- CN216949178U CN216949178U CN202122406301.2U CN202122406301U CN216949178U CN 216949178 U CN216949178 U CN 216949178U CN 202122406301 U CN202122406301 U CN 202122406301U CN 216949178 U CN216949178 U CN 216949178U
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Abstract
The utility model belongs to the technical field of building engineering, and relates to a prefabricated scissor stair structure which comprises a wall plate, wherein two groups of fixing assemblies are arranged on the wall plate, a stair beam is slidably attached to the upper surface of each fixing assembly, a mounting groove is formed in the stair beam, a stair body is attached to the mounting groove, and mounting assemblies are arranged on the stair beam and the stair body; the mounting assembly comprises at least four fixing grooves formed in two ends of the stair body, the mounting assembly further comprises a plurality of embedded ribs fixedly connected to the stair beam and located inside the fixing grooves, damping rings are sleeved on the outer surfaces of the embedded ribs, a first filling layer is filled inside the fixing grooves, and the mounting assembly further comprises a plurality of mounting side plates fixedly connected with one end of the stair body close to the top of the stair body. This prefabricated scissors stair structure through be equipped with the installation component on ladder roof beam and stair body, conveniently carries out rapid Assembly to the stair body, and installation back stability is better simultaneously, and convenient to use satisfies the energy-conserving demand of building.
Description
Technical Field
The utility model relates to the technical field of constructional engineering, in particular to a prefabricated scissor stair structure.
Background
The scissor stairs are fire-fighting stairs with two entrances and exits on each layer to realize ascending and descending, belong to special stairs, and have the advantages of multiplication of output quantity and guarantee of accidental escape output quantity.
Scissors stair both can save usable floor area, can ensure safe evacuation again, and consequently, scissors stair have obtained extensive application in domestic and foreign high-rise building, and the prefabricated scissors stair structure that has now on the market has the shortcoming of the installation of not being convenient for, and in the use, traditional scissors stair installation only is fixed mutually through with scissors stair and ladder beam, smears the seam between scissors stair and the wallboard, and fixed effect is relatively poor, and stability is not enough, uses inconveniently.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides a prefabricated scissor stair structure, which overcomes the defect that the existing prefabricated scissor stair structure on the market is inconvenient to install.
In order to achieve the purpose, the utility model provides the following technical scheme: a prefabricated scissor stair structure comprises a wall plate, wherein two groups of fixing assemblies are arranged on the wall plate, a stair beam is slidably attached to the upper surface of each fixing assembly, a mounting groove is formed in the stair beam, a stair body is attached to the mounting groove, and mounting assemblies are arranged on the stair beam and the stair body;
the mounting assembly comprises at least four fixing grooves formed in two ends of the stair body, the mounting assembly further comprises a plurality of embedded ribs fixedly connected to the stair beam and located inside the fixing grooves, damping rings are sleeved on the outer surfaces of the embedded ribs, a first filling layer is filled inside the fixing grooves, the mounting assembly further comprises a plurality of mounting side plates fixedly connected with one end of the stair body close to the top of the stair body, a plurality of through holes are formed in the mounting side plates, the mounting assembly further comprises a plurality of connecting ribs fixedly connected to the wall plate and located inside the through holes, and a second filling layer is filled inside the through holes.
Further, the first filling layer and the second filling layer are both concrete filling layers, and the embedded ribs are L-shaped embedded ribs.
Further, the installation curb plate is triangle-shaped installation curb plate, the front of wallboard is laminated with the back of stair body mutually.
Further, the ladder beam is an L-shaped precast concrete ladder beam, and the aperture of the through hole is larger than the diameter of the connecting rib.
Further, fixed subassembly include with wallboard fixed connection's a plurality of outriggers, the top fixedly connected with location strip of outrigger, fixed subassembly still includes and is close to wallboard one end fixed connection's reinforcing plate with the ladder beam top.
Further, the reinforcing plate is fixedly connected with the wallboard through bolts, and a plurality of triangular reinforcing sheets are fixedly connected to the reinforcing plate.
Furthermore, the constant head tank has all been seted up at both ends about the ladder roof beam bottom, the top of location strip is located the inside of constant head tank.
Furthermore, the outrigger is a cast concrete outrigger, and the upper surface of the outrigger is in sliding fit with the lower surface of the ladder beam.
Compared with the prior art, the technical scheme of the application has the following beneficial effects:
1. this prefabricated scissors stair structure is through being equipped with the installation component on ladder roof beam and stair body, conveniently carries out rapid Assembly to the stair body, and installation back stability is better simultaneously, and convenient to use satisfies the energy-conserving demand of building.
2. This prefabricated scissors stair structure through be equipped with fixed subassembly on the wallboard, the ladder roof beam adopts prefabricated mode to produce equally, then assembles by fixed subassembly, further improves assembly efficiency.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the connection plane structure of the stair body and the stair beam;
FIG. 3 is an enlarged view of the utility model at A in FIG. 1.
In the figure: the structure comprises 1 wallboard, 2 ladder beams, 3 mounting grooves, 4 stair bodies, 5 mounting assemblies, 501 fixing grooves, 502 embedded ribs, 503 damping rings, 504 first filling layers, 505 mounting side plates, 506 through holes, 507 connecting ribs, 508 second filling layers, 6 fixing assemblies, 601 cantilever beams, 602 positioning strips, 603 reinforcing plates and 604 reinforcing sheets.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Please refer to fig. 1, a prefabricated scissors stair structure in this embodiment, including wallboard 1, two sets of fixed subassemblies 6, two L shape precast concrete terraced roof beams 2, two mounting grooves 3, stair body 4 and installation component 5, two sets of fixed subassemblies 6 are fixed in on wallboard 1, fixed subassembly 6 can carry out the quick fastening to terraced roof beam 2, terraced roof beam 2 slides and laminates in the upper surface of fixed subassembly 6, mounting groove 3 is seted up on terraced roof beam 2, mounting groove 3 is used for the installation of stair body 4, stair body 4 is on mounting groove 3, the front of wallboard 1 is laminated with stair body 4's the back mutually, installation component 5 is located on terraced roof beam 2 and stair body 4, it is convenient to carry out the rapid stabilization fixed to stair body 4.
Referring to fig. 1 to 3, the installation component 5 in this embodiment includes at least four fixing slots 501 provided at two ends of the stair body 4 and used for filling the first filling layer 504, the installation component 5 further includes a plurality of embedded ribs 502 fixedly connected to the stair beam 2 and located inside the fixing slots 501, the embedded ribs 502 are L-shaped, the damping rings 503 are sleeved on the outer surfaces of the embedded ribs 502, the embedded ribs 502 and the damping rings 503 are arranged, the connection strength can be effectively improved, the first filling layer 504 is filled inside the fixing slots 501, the first filling layer 504 is a concrete filling layer, and the installation component 5 further includes a stabilizing component provided on the stair body 4.
Wherein, the stabilizing component includes a plurality of triangle-shaped installation curb plates 505 that are close to 1 one end fixed connection of wallboard with stair body 4 top, a plurality of through-holes 506 have been seted up on the installation curb plate 505, installation component 5 still includes a plurality of splice bars 507 that are located through-hole 506 inside of fixed connection on wallboard 1, the aperture of through-hole 506 is greater than the diameter of splice bar 507, it is inside to fill second filling layer 508 to through-hole 506, the inside packing of through-hole 506 has second filling layer 508, second filling layer 508 is the concrete filling layer, insert to the through-hole 506 in through splice bar 507, and to the inside concrete filling layer of filling of through-hole 506, realize being connected between stair body 4 and wallboard 1, and improve stair body 4's installation stability.
Referring to fig. 1-2 again, for convenience of comparison, the fixing assembly 6 in this embodiment includes a plurality of outriggers 601 fixedly connected to the wall board 1, the outriggers 601 are concrete-poured outriggers, the top of the outriggers 601 is fixedly connected to positioning bars 602, the fixing assembly 6 further includes a reinforcing assembly disposed between the ladder beam 2 and the wall board 1, positioning grooves are disposed at both the left and right ends of the bottom of the ladder beam 2, and the top of the positioning bars 602 is located inside the positioning grooves, so as to facilitate positioning of the installation of the outriggers 601.
Simultaneously, the reinforcing component includes and is close to 1 one end fixed connection's of wallboard reinforcing plate 603 with 2 tops of ladder beam, and reinforcing plate 603 passes through bolt fixed connection with wallboard 1, and a plurality of reinforcement pieces 604 that are three horn shapes of fixedly connected with on the reinforcing plate 603, is connected ladder beam 2 and wallboard 1 through reinforcing plate 603, and reinforcement piece 604 then increases joint strength.
The fixing assembly 6 in the embodiment adopts the precast cast concrete cantilever beam through the cantilever beam 601, and is installed and positioned by the positioning strip 602 in the assembling process, and is connected and fixed by the reinforcing assembly, so that the assembling efficiency is further improved.
The working principle of the above embodiment is as follows:
by installing the two ends of the stair body 4 on the installation groove 3, the embedded ribs 502 are positioned inside the fixing grooves 501, the connecting ribs 507 are positioned inside the through holes 506, then, by fitting a plurality of damping rings 503 on the embedded ribs 502 and filling the first filling layer 504 into the mounting groove 3, the second filling material 508 is filled into the through hole 506, the assembly and fixation of the stair body 4 can be realized, the integral stability is better, the technical requirement of building energy conservation is met, by fixedly connecting the cantilever beam 601 on the wall board 1, the ladder beam 2 is arranged on the top of the cantilever beam 601 and is matched with the positioning groove by the positioning strip 602, and the position of the ladder beam 2 is positioned, then through fixing reinforcing plate 603 and wallboard 1, improve installation stability, and ladder roof beam 2 adopts the prefabricated mode to produce the assembly, can effectively save construction cycle to reduce cost improves energy-conserving effect.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A prefabricated scissors stair structure, includes wallboard (1), its characterized in that: two groups of fixing assemblies (6) are arranged on the wallboard (1), the upper surfaces of the fixing assemblies (6) are in sliding fit with the ladder beam (2), a mounting groove (3) is formed in the ladder beam (2), the mounting groove (3) is fit with the stair body (4), and mounting assemblies (5) are arranged on the ladder beam (2) and the stair body (4);
the mounting component (5) comprises at least four fixing grooves (501) arranged at two ends of the stair body (4), the mounting component (5) also comprises a plurality of embedded ribs (502) which are fixedly connected with the ladder beam (2) and are positioned inside the fixing grooves (501), a damping ring (503) is sleeved on the outer surface of the embedded rib (502), a first filling layer (504) is filled in the fixing groove (501), the mounting component (5) also comprises a plurality of mounting side plates (505) fixedly connected with one end of the top of the stair body (4) close to the wallboard (1), a plurality of through holes (506) are formed in the mounting side plate (505), the mounting assembly (5) further comprises a plurality of connecting ribs (507) fixedly connected to the wall plate (1) and located inside the through holes (506), and a second filling layer (508) is filled inside the through holes (506).
2. A prefabricated scissor stair construction according to claim 1, wherein: the first filling layer (504) and the second filling layer (508) are both concrete filling layers, and the embedded ribs (502) are L-shaped embedded ribs.
3. A prefabricated scissor stair construction according to claim 1, wherein: the mounting side plate (505) is a triangular mounting side plate, and the front surface of the wallboard (1) is attached to the back surface of the stair body (4).
4. A prefabricated scissor stair construction according to claim 1, wherein: the ladder beam (2) is an L-shaped precast concrete ladder beam, and the aperture of the through hole (506) is larger than the diameter of the connecting rib (507).
5. A prefabricated scissor stair construction according to claim 1, wherein: fixed subassembly (6) include with wallboard (1) fixed connection's a plurality of outriggers (601), the top fixedly connected with location strip (602) of outrigger (601), fixed subassembly (6) still include with ladder roof beam (2) top be close to wallboard (1) one end fixed connection's reinforcing plate (603).
6. A prefabricated scissor stair construction according to claim 5, wherein: the reinforcing plate (603) is fixedly connected with the wall plate through bolts, and a plurality of triangular reinforcing pieces (604) are fixedly connected to the reinforcing plate (603).
7. A prefabricated scissor stair construction according to claim 5, wherein: the constant head tank has all been seted up at both ends about terraced roof beam (2) bottom, the top of location strip (602) is located the inside of constant head tank.
8. A prefabricated scissor stair construction according to claim 5, wherein: the outrigger (601) is a cast concrete outrigger, and the upper surface of the outrigger (601) is in sliding fit with the lower surface of the ladder beam (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122406301.2U CN216949178U (en) | 2021-10-08 | 2021-10-08 | Prefabricated scissors stair structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122406301.2U CN216949178U (en) | 2021-10-08 | 2021-10-08 | Prefabricated scissors stair structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216949178U true CN216949178U (en) | 2022-07-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122406301.2U Active CN216949178U (en) | 2021-10-08 | 2021-10-08 | Prefabricated scissors stair structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216949178U (en) |
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2021
- 2021-10-08 CN CN202122406301.2U patent/CN216949178U/en active Active
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