CN212478322U

CN212478322U - Prefabricated staircase for building industrialization

Info

Publication number: CN212478322U
Application number: CN202021061678.8U
Authority: CN
Inventors: 张党生; 郑志勇; 王雪力; 许丰富
Original assignee: FUJIAN LONGCHENG CONSTRUCTION GROUP CO LTD
Current assignee: FUJIAN LONGCHENG CONSTRUCTION GROUP CO LTD
Priority date: 2020-06-09
Filing date: 2020-06-09
Publication date: 2021-02-05
Anticipated expiration: 2030-06-09

Abstract

The utility model relates to a building industry technical field just discloses a building industrialization is with prefabricated stair, including last backup pad, the other end of going up the backup pad is fixed and has been pour the collateral branch backup pad, the other end of collateral branch backup pad is fixed and has been pour the lower support plate, the right side fixed surface of collateral branch backup pad installs the right angle footboard, the last fixed surface of right angle footboard installs the shock attenuation board, the fixed inlaying in middle part of shock attenuation board has right angle reinforcing bar frame, the fixed welding in side of bottom reinforcing bar frame in both ends of right angle reinforcing bar frame. The utility model discloses a damping plate realizes the first heavy shock attenuation of prefabricated stair, and vibrations realize main shock attenuation through the spring to the influence of prefabricated stair when reducing to walk, and the spring can consume the energy of vibration through warping, sets up the shock attenuation fixed bed at the junction of floor and stair at last, and rubber pad, reinforcing bar layer and lead core reach the absorbing effect through warping, have improved the life of prefabricated stair.

Description

Prefabricated staircase for building industrialization

Technical Field

The utility model relates to a building industry technical field specifically is a building industrialization is with prefabricated stair.

Background

The building industrialization is to replace the handicraft production mode in the traditional building industry by a modern production mode, and realize high-level and high-efficiency work in the modes of modern manufacturing, installation and production management, thereby achieving the effects of accelerating the construction speed, reducing the engineering cost and improving the engineering quality.

In the traditional stair manufacture, concrete pouring is needed on site, a mold is needed to be poured and steel bars are laid during construction, then concrete is poured, in the modern prefabricated staircase, firstly, the prefabricated staircase is manufactured by a model, then the prefabricated staircase is installed between floors needing to be installed by a crane, the prefabricated staircase is positioned and connected with the floors by embedded steel bars, then the embedded steel bars and the prefabricated stairs are grouted and plugged, as most of the prefabricated stairs are solid, so the weight is very heavy, the crane is easy to be abraded in the hoisting process of the crane, the service life of the crane is influenced, meanwhile, the prefabricated stairs are easy to collide due to too heavy weight in the hoisting process, and the concrete material is compression-resistant and tensile-resistant, therefore, the anti-seismic effect of the stair is poor, and the prefabricated stair is easy to crack or collapse due to too long or too large vibration time.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a building industrialization is with prefabricated stair possesses the advantage that lightens weight, reduces the vibration, has solved the problem of proposing in the above-mentioned background art.

The utility model provides a following technical scheme: the utility model provides a prefabricated staircase for building industrialization, includes the backup pad, the other end fixed pouring of going up the backup pad has the collateral branch backup pad, the other end fixed pouring of collateral branch backup pad has the lower backup pad, the right side fixed surface of collateral branch backup pad installs the right angle footboard, the last fixed surface of right angle footboard installs the shock attenuation board, the fixed inlaying in middle part of shock attenuation board has right angle reinforcing bar frame, the both ends fixed welding of right angle reinforcing bar frame is in the side of bottom reinforcing bar frame, bottom reinforcing bar frame fixed mounting is at the middle part of collateral branch backup pad, the inner chamber fixed mounting of right angle footboard has the support column, and the other end of support column and the right side fixed surface of collateral branch backup pad are connected, the periphery of support column is encircleed there is the spring, the.

Preferably, the shock attenuation fixed layer includes the plumule, the side fixed mounting of plumule has rubber pad and reinforcing bar layer, six rubber pads and reinforcing bar layer have six respectively, six crisscross stack of rubber pad and reinforcing bar layer, and the side and the last backup pad fixed mounting on six rubber pads and reinforcing bar layer, the shock attenuation fixed layer is provided with two sets ofly and about the central line symmetry of right angle footboard respectively in the one end of last backup pad and bottom suspension fagging.

Preferably, the support columns and the springs are arranged in two groups in the right-angle pedal, and the two groups are respectively and symmetrically arranged around the center line of the right-angle pedal.

Preferably, the damping plate is made of a viscoelastic material, and the thickness of the damping plate is equal to that of the right-angle pedal.

Preferably, the upper end of the spring is fixedly connected with the inner cavity of the right-angle pedal, and the other end of the spring is fixedly connected with the right side surface of the side supporting plate.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. the utility model discloses a change the right angle footboard into hollow by original solid to inlay right angle reinforcing bar frame and reach the effect of support at cavity erection bracing post in the inside of right angle footboard, make holistic prefabricated staircase weight also can reach certain bearing requirement when alleviateing, made things convenient for the installation of prefabricated staircase.

2. The utility model discloses a damping plate realizes the first heavy shock attenuation of prefabricated stair, and vibrations realize main shock attenuation through the spring to the influence of prefabricated stair when reducing to walk, and the spring can consume the energy of vibration through warping, sets up the shock attenuation fixed bed at the junction of floor and stair at last, and rubber pad, reinforcing bar layer and lead core reach the absorbing effect through warping, have improved the life of prefabricated stair.

Drawings

FIG. 1 is a schematic sectional view of the present invention;

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

fig. 3 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. an upper support plate; 2. side supporting plates; 3. a lower support plate; 4. a right angle pedal; 5. a damper plate; 6. a right angle steel bar frame; 7. a bottom steel bar frame; 8. a support pillar; 9. a spring; 10. a shock-absorbing fixed layer; 101. a lead core; 102. a rubber pad; 103. and (7) reinforcing steel bar layer.

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, a prefabricated staircase for building industrialization comprises an upper supporting plate 1, a side supporting plate 2 is fixedly poured at the other end of the upper supporting plate 1, a lower supporting plate 3 is fixedly poured at the other end of the side supporting plate 2, a right-angle pedal 4 is fixedly installed on the right surface of the side supporting plate 2, a damping plate 5 is fixedly installed on the upper surface of the right-angle pedal 4, a right-angle steel frame 6 is fixedly embedded in the middle of the damping plate 5, two ends of the right-angle steel frame 6 are fixedly welded on the side surface of a bottom steel frame 7, the inside of the right-angle pedal 4 is hollow, which can effectively reduce the weight of the prefabricated staircase, and steel frames are installed at the middle of the right-angle pedal 4 and the middle of the side supporting plate 2, which can play a role of increasing bearing, ensuring that the right-angle pedal 4 can bear certain meeting weight without collapsing, the, the inner chamber fixed mounting of right angle footboard 4 has support column 8, and the other end of support column 8 and the right side fixed surface of collateral branch fagging 2 are connected, and the periphery of support column 8 is encircleed there is spring 9, and the one end fixed mounting of collateral branch fagging 2 has shock attenuation fixed bed 10.

Wherein, the shock absorption fixed layer 10 comprises a lead core 101, the side surface of the lead core 101 is fixedly provided with a rubber pad 102 and a reinforcing steel layer 103, the rubber pad 102 and the reinforcing steel layer 103 are respectively provided with six blocks (the number of the rubber pads 102 and the reinforcing steel layers 103 is related to the thickness of the upper supporting plate 1), the six rubber pads 102 and the reinforcing steel layers 103 are staggered and stacked, the vertical deformation capability of the rubber pads 102 is strong, therefore, the supporting effect is not good, the reinforcing steel bar layer 103 can play a supporting effect, the yield of the lead core 101 consumes earthquake energy on one hand, and the rigidity is reduced on the other hand, so that the purpose of prolonging the structural period is achieved, and the sides of the six rubber mats 102 and the reinforcing steel layer 103 are fixedly installed with the upper supporting plate 1, and the damping fixing layer 10 is respectively provided with two groups of damping fixing layers which are symmetrical about the central line of the right-angle pedal 4 at one end of the upper supporting plate 1 and one end of the lower supporting plate 3, so that the connection between the prefabricated staircase and the floor is stable.

Wherein, support column 8 and spring 9 are provided with two sets ofly in right angle footboard 4's inside altogether, and two sets of central line symmetry installation about right angle footboard 4 respectively, and support column 8 can support right angle footboard 4, can guarantee along the central line symmetry that right angle footboard 4 atress is even, keeps right angle footboard 4's balance, increases the bearing capacity.

Wherein, the material of damper plate 5 is the viscoelastic material, and the thickness of damper plate 5 is the same with the thickness size of right angle footboard 4, and the viscoelastic material has certain shock attenuation effect, and the effect is better when the thickness of viscoelastic material layer is 1-2 times of the thickness of the plate layer of place.

Wherein, spring 9's upper end and right angle footboard 4's inner chamber fixed connection, and spring 9's the other end and the right side fixed surface of collateral branch fagging 2 are connected, guarantee on the vibrations on right angle footboard 4 surface can transmit spring 9 for after the energy of spring 9 absorption vibration, reach the effect of consumption through warping.

The working principle is as follows: during the use, hoist whole device through the crane, then place prefabricated staircase between the floor of required installation, notice correction and position alignment during the installation, place embedded reinforcement and shock attenuation fixed bed 10's middle part position alignment, then after taking off the lifting hook, the shutoff of being in milk is carried out, after the installation, prefabricated staircase takes place when vibrations, at first shock attenuation board 5 can the absorbed vibration, then rethread spring 9 warp the absorbed vibration, the inside rubber pad 102 material of last shock attenuation fixed bed 10 is the rubber material, including the material characteristics of lead core 101 can consume the vibrations energy, thereby play a absorbing 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. Simultaneously in the utility model discloses an in the drawing, fill the pattern and just do not do any other injecions for distinguishing the picture layer.

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 building industrialization is with prefabricated stair, includes support plate (1), its characterized in that: the other end of going up backup pad (1) is fixed to be pour has collateral backup pad (2), the other end fixed pouring of collateral backup pad (2) has lower backup pad (3), the right side fixed surface of collateral backup pad (2) installs right angle footboard (4), the last fixed surface of right angle footboard (4) installs shock attenuation board (5), the fixed mosaic in middle part of shock attenuation board (5) has right angle reinforcing bar frame (6), the both ends fixed welding of right angle reinforcing bar frame (6) is in the side of bottom reinforcing bar frame (7), bottom reinforcing bar frame (7) fixed mounting is at the middle part of collateral backup pad (2), the inner chamber fixed mounting of right angle footboard (4) has support column (8), and the other end of support column (8) is connected with the right side fixed surface of collateral backup pad (2), the outer surrounding of support column (8) has spring (9), and a damping fixed layer (10) is fixedly arranged at one end of the side supporting plate (2).

2. The prefabricated staircase for building industrialization according to claim 1, characterized in that: shock attenuation fixed bed (10) include lead core (101), the side fixed mounting of lead core (101) has rubber pad (102) and reinforcing bar layer (103), rubber pad (102) and reinforcing bar layer (103) have six respectively, six crisscross stack of rubber pad (102) and reinforcing bar layer (103), and the side and last backup pad (1) fixed mounting of six rubber pads (102) and reinforcing bar layer (103), shock attenuation fixed bed (10) are provided with two sets ofly and about the central line symmetry of right angle footboard (4) respectively in the one end of last backup pad (1) and bottom suspension fagging (3).

3. The prefabricated staircase for building industrialization according to claim 1, characterized in that: the supporting columns (8) and the springs (9) are arranged in two groups in the right-angle pedal (4), and the two groups are symmetrically arranged around the center line of the right-angle pedal (4).

4. The prefabricated staircase for building industrialization according to claim 1, characterized in that: the damping plate (5) is made of viscoelastic materials, and the thickness of the damping plate (5) is equal to that of the right-angle pedal (4).

5. The prefabricated staircase for building industrialization according to claim 1, characterized in that: the upper end of the spring (9) is fixedly connected with the inner cavity of the right-angle pedal (4), and the other end of the spring (9) is fixedly connected with the right side surface of the side supporting plate (2).