CN218346612U

CN218346612U - Prefabricated staircase convenient to installation

Info

Publication number: CN218346612U
Application number: CN202222790134.0U
Authority: CN
Inventors: 赵云; 何平; 赖伟; 郑阳光
Original assignee: Chongqing Longfu Yuanda Construction Technology Co ltd
Current assignee: Chongqing Longfu Yuanda Construction Technology Co ltd
Priority date: 2022-10-21
Filing date: 2022-10-21
Publication date: 2023-01-20
Anticipated expiration: 2032-10-21

Abstract

The utility model relates to a prefabricated staircase technical field just discloses a prefabricated staircase convenient to installation, including stair, cavity one has been seted up in proper order to the stair top, and the impartial distance in cavity inner wall bottom is provided with reinforcing bar one. This prefabricated staircase convenient to installation pours into cement into through the material mouth of irritating on backup pad top towards a cavity one at topmost when pouring into cement into, make it can enter into cavity two insidely and trickle downwards step by step along with the rising of cement, finally collect in a cavity one at bottommost, let the kicking plate two in the cavity one of least end upwards jack-up gradually, finally blockked by the separation blade, its neighbouring cavity two is irritated to fill simultaneously, and upwards irritate fully step by step, the kicking plate one is gradually by the jack-up, make the material pipe fixed in cement, after the kicking plate is totally by the jack-up, lift down the material mouth of irritating, in order to guarantee the level and smooth of stair top face, wait for the complete solidification back, accomplish the installation, solve the heavier problem of prefabricated staircase weight through inserting the cavity.

Description

Prefabricated staircase convenient to installation

Technical Field

The utility model relates to a prefabricated staircase technical field specifically is a prefabricated staircase convenient to installation.

Background

The stair is one of very important structural members in a residential building structure and mainly comprises stair boards and stair platforms, wherein the stair boards are divided into a cast-in-place type stair board and a prefabricated stair board, the cast-in-place stair boards can fully exert the plasticity of reinforced concrete, the structural integrity is good, the application is wide, but the stair has the defects of difficult formwork support, high consumption, great self weight, long construction period and the like. The prefabricated stair boards are manufactured firstly and then transported to a construction site for installation, so that the prefabricated stair boards have the advantages of simplicity in construction, low cost, short construction period and the like. However, the prefabricated step floor has heavy weight and no special lifting point, so that the prefabricated step floor is difficult to transport, lift and install, and a novel structure is provided for the prefabricated step floor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a prefabricated staircase convenient to installation possesses weight and advantages such as light and installation are simple, has solved above-mentioned technical problem.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a prefabricated staircase convenient to installation, includes stair, cavity one has been seted up in proper order to the stair top, and cavity one inner wall bottom is impartial apart from being provided with reinforcing bar one, cavity one lateral wall top symmetry is provided with the separation blade, the top one cavity one side end is provided with the backup pad, the through-hole has been seted up on the backup pad top, and has spliced the material pipe in the through-hole, the material pipe top is provided with the material filling mouth, and this cavity one inside reinforcing bar outer end has cup jointed kickboard one, the material pipe runs through kickboard one, the remaining multiunit a reinforcing bar outer end that sets up in the cavity one all is provided with kickboard two, connect through cavity two between the cavity one, cavity one is located between kickboard one and the two below lateral walls of kickboard and the two lateral walls of cavity equal equidistance is provided with reinforcing bar two, cavity one is located and is provided with the limiting plate between the lateral wall of kickboard two bottom surfaces.

Preferably, the uniform fixed mounting of a reinforcing bar equidistance is in a cavity inner wall bottom, separation blade equidistance fixed mounting is on a cavity lateral wall top.

Through above-mentioned technical scheme, when installing the stair, fix its both ends earlier, because there is the multiunit cavity in its middle and make its whole quality descend by a wide margin to after accomplishing both ends are fixed, carry out the secondary to the inside cement that injects into of cavity again and consolidate.

Preferably, the first floating plate is inserted into the outer end of the first steel bar, a material pipe is inserted into a through hole through which the first floating plate penetrates, and the top end of the material pipe is clamped with the material filling port.

Through above-mentioned technical scheme, after the kickboard is jack-up completely, lift off the material filling mouth to guarantee the level and smooth of stair top surface, wait for after solidifying completely, accomplish the installation.

Preferably, the supporting plate is fixedly installed on one side wall of the cavity, and the other end of the material pipe is fixedly installed on the inner wall of the through hole of the supporting plate.

Through the technical scheme, when cement is injected, the cement is injected into the cavity I at the top end of the support plate through the material injection port at the top end of the support plate, the cement can enter the cavity II and flows downwards step by step along with the rising of the cement, the cement is finally collected in the cavity I at the bottom end, the floating plate II in the cavity I at the lowest end is enabled to jack upwards gradually and is finally blocked by the blocking piece, meanwhile, the adjacent cavity II is filled with the cement and is filled upwards step by step, because the cavity I and the cavity II are both internally and fixedly provided with the reinforcing steel bar I and the reinforcing steel bar II, the part rigidity after the filling is finished is higher, and the floating plate II is jacked, the floating plate I is jacked gradually, so that the material pipe is fixed in the cement, after the floating plate I is jacked completely, the material injection port is disassembled, so that the smoothness of the top surface of the stair is guaranteed, and after the complete solidification is waited, the installation is finished.

Preferably, the second cavity is inclined and runs through the first cavity connected with the second cavity, and the second reinforcing steel bar is fixedly arranged between the first cavity and the side wall below the second floating plate and between the side walls of the second cavity.

Through the technical scheme, the second cavity is inclined, so that poured cement can flow downwards step by step, and meanwhile, the second floating plate is jacked up step by step to indicate that the first cavity is gradually filled, so that the convenience in installation is embodied.

Preferably, a limit plate is fixedly arranged between the side walls of the first floating plate and the second floating plate in the cavity.

Through above-mentioned technical scheme, be provided with the limiting plate in kickboard one and kickboard two bottoms, can guarantee that its bottom has sufficient space to it trickles downwards along cavity two to supply cement.

Compared with the prior art, the utility model provides a prefabricated staircase convenient to installation possesses following beneficial effect:

1. this prefabricated staircase convenient to installation, through pouring into cement in the material mouth of irritating through the backup pad top when pouring into cement towards a topmost cavity one, make it enter into cavity two insidely and trickle downwards step by step along with the rising of cement, finally collect in a cavity one of bottommost, along with the income of cement, let the kicking plate two in the cavity one of least great end upwards jack-up gradually, finally blocked by the separation blade, cavity two that it closes on simultaneously is filled up, and upwards filled step by step, because cavity one and cavity two insidely all are fixed with reinforcing bar one and reinforcing bar two, the part rigidity after the filling is accomplished is higher, and along with kicking plate two all by the jack-up, kicking plate one is gradually by the jack-up, make the material pipe fixed in cement, after the kicking plate one is totally by the jack-up, lift down and irritate the material mouth, in order to guarantee the level and smooth of stair top surface, wait for the complete solidification, accomplish the installation, solve prefabricated staircase heavier problem of weight through inserting the cavity.

2. This prefabricated staircase convenient to installation through being the inclined shape at cavity two and can making the cement of pouring into downwards trickle step by step well, simultaneously the jack-up step by step of kicking up of kickboard two, expresses that this cavity is filled gradually to the convenience of installation has been embodied.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic view of the structure of the present invention;

FIG. 3 is a schematic view of the structure A of the present invention;

fig. 4 is a schematic diagram of the structure B according to the present invention.

Wherein: 1. a staircase; 2. a first cavity; 3. reinforcing steel bars I; 4. a baffle plate; 5. a first floating plate; 6. a support plate; 7. filling a material port; 8. a material pipe; 9. a second cavity; 10. reinforcing steel bars II; 11. a second floating plate; 12. and a limiting 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 all belong to the protection scope of the present invention.

Referring to fig. 1-4, a prefabricated staircase convenient to install comprises a staircase 1, a first cavity 2 is sequentially formed in the top end of the staircase 1, first reinforcing steel bars 3 are arranged at equal distances at the bottom end of the inner wall of the first cavity 2, blocking pieces 4 are symmetrically arranged at the top end of the side wall of the first cavity 2, a supporting plate 6 is arranged at the side end of the first cavity 2 at the topmost end, a through hole is formed in the top end of the supporting plate 6, a material pipe 8 is inserted into the through hole, a filling opening 7 is formed in the top end of the material pipe 8, a first floating plate 5 is sleeved at the outer end of the first reinforcing steel bar 3 in the first cavity 2, the material pipe 8 penetrates through the first floating plate 5, second floating plates 11 are arranged at the outer ends of the first reinforcing steel bars 3 in the remaining groups of the first cavity 2, the first cavity 2 are connected through the second cavity 9, second reinforcing steel bars 10 are arranged at equal distances between the side walls below the first floating plate 5 and the second floating plate 11 and between the side walls of the second cavity 9, and a limiting plate 12 is arranged between the side walls at the bottom surface of the first floating plate 5 and the second floating plate 11.

The even fixed mounting of 3 equidistance of reinforcing bar is in 2 inner wall bottom of cavity, and separation blade 4 equidistance fixed mounting is on 2 lateral wall tops of cavity, and the advantage is, when installation stair 1, fixes its both ends earlier, because there is the multiunit cavity among them to make its whole quality descend by a wide margin to after accomplishing the both ends are fixed, carry out the secondary to the inside cement that pours into of cavity again and consolidate.

Concretely, 5 pegs graft in 3 outer ends of reinforcing bar, and the through-hole interpolation that 5 kickboards run through has

material pipe

8, and 8 top joints of material pipe have a material filling mouth 7, and the advantage is, is lifted off material filling mouth 7 when 5 kickboards are by jack-up completely after to guarantee the level and smooth of 1 top surface of stair, wait for the complete back that solidifies, accomplish the installation.

The concrete, the supporting plate 6 is fixedly installed on the side wall of the first cavity 2, and the other end of the material pipe 8 is fixedly installed on the inner wall of the through hole of the supporting plate 6, cement is poured into the first cavity 2 at the topmost end through the material pouring port 7 at the top end of the supporting plate 6 when the cement is poured into the cavity, the cement can enter the second cavity 9 and flow downwards step by step along with the rising of the cement, finally the cement is collected in the first cavity 2 at the bottommost end, the floating plate two 11 in the first cavity 2 at the bottommost end is gradually jacked upwards along with the gathering of the cement, finally the floating plate two 5 is blocked by the blocking piece 4, meanwhile the adjacent cavity two 9 is filled with the cement and is filled upwards step by step, as the first cavity 2 and the second cavity 9 are both provided with the first reinforcing steel bar 3 and the second reinforcing steel bar 10, the part after the filling is high in rigidity, and the floating plate two 11 are both jacked up, the first floating plate 5 is gradually jacked up, so that the material pipe 8 is fixed in the cement, after the first floating plate 5 is completely jacked up, the material port 7 is dismounted, and the top surface of the stair 1 is ensured to be completely solidified and the material pipe is completely to be installed.

Specifically, the second cavity 9 is oblique, and is communicated with the first cavity 2 connected with the first cavity, and the second reinforcing steel bar 10 is fixedly installed between the first cavity 2 and the side wall below the first floating plate 5 and the second floating plate 11 and between the side walls of the second cavity 9.

Specifically, the limiting plate 12 is fixedly installed between the side walls of the first cavity 2, located at the bottom surfaces of the first floating plate 5 and the second floating plate 11, and the limiting plate 12 is arranged at the bottom ends of the first floating plate 5 and the second floating plate 11, so that enough space can be reserved at the bottom of the first floating plate 5 and the bottom of the second floating plate 11, and cement can flow downwards along the second cavity 9.

When the stair 1 is used, cement is poured into the topmost cavity I2 through the pouring port 7 in the top end of the supporting plate 6, the cement can enter the cavity II 9 and flows downwards step by step along with rising of the cement, the cement is finally collected in the bottommost cavity I2, the floating plate II 11 in the cavity I2 at the lowest end is enabled to be jacked upwards gradually along with the gathering of the cement, the floating plate II is finally blocked by the blocking piece 4, meanwhile, the adjacent cavity II 9 is filled up and is filled upwards step by step, as the reinforcing steel bar I3 and the reinforcing steel bar II 10 are fixed in the cavity I2 and the cavity II 9, the rigidity of the filled part is high, the floating plate I5 is jacked up gradually along with the jacking of the floating plate II 11, the material pipe 8 is fixed in the cement, after the floating plate I5 is completely jacked up, the pouring port 7 is detached, the leveling of the top surface of the stair 1 is guaranteed, and after the material port is completely solidified, the installation is completed.

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

1. The utility model provides a prefabricated staircase convenient to installation, includes stair (1), its characterized in that: stair (1) top has seted up cavity (2) in proper order, and cavity (2) inner wall bottom is impartial apart from being provided with reinforcing bar (3), cavity (2) lateral wall top symmetry is provided with separation blade (4), the one at top cavity (2) side is provided with backup pad (6), the through-hole has been seted up on backup pad (6) top, and has connect material pipe (8) in the through-hole, material pipe (8) top is provided with material filling mouth (7), and this cavity (2) inside reinforcing bar (3) outer end has cup jointed kickboard (5), material pipe (8) run through kickboard (5), the remaining multiunit all be provided with two (10) of kickboard between the reinforcing bar (3) outer end that sets up in cavity (2) and all be provided with two (11) of kickboard, connect through cavity two (9) between cavity (2), cavity (2) are located between the limiting plate (12) of kickboard (5) and two (9) of kickboard below lateral walls of cavity, cavity (2) are located between the limiting plate (12) of kickboard (5) and two (11).

2. The prefabricated staircase convenient to install of claim 1, wherein: the even fixed mounting of reinforcing bar (3) equidistance in cavity (2) inner wall bottom, separation blade (4) equidistance fixed mounting in cavity (2) lateral wall top.

3. The prefabricated staircase convenient to install of claim 1, wherein: the first floating plate (5) is inserted into the outer end of the first steel bar (3), a material pipe (8) is inserted into a through hole through which the first floating plate (5) penetrates, and a material filling opening (7) is clamped at the top end of the material pipe (8).

4. The prefabricated staircase convenient to install of claim 1, wherein: the supporting plate (6) is fixedly installed on the side wall of the cavity I (2), and the other end of the material pipe (8) is fixedly installed on the inner wall of the through hole of the supporting plate (6).

5. The prefabricated staircase convenient to install of claim 1, wherein: the second cavity (9) is oblique and penetrates through the first cavity (2) connected with the first cavity, and the second reinforcing steel bar (10) is fixedly installed between the side walls below the first floating plate (5) and the second floating plate (11) and between the side walls of the second cavity (9) in the first cavity (2).

6. The prefabricated staircase convenient to install of claim 1, wherein: and a limiting plate (12) is fixedly arranged between the side walls of the first cavity (2) positioned at the bottom surfaces of the first floating plate (5) and the second floating plate (11).