CN220080577U

CN220080577U - Modularized assembled stair

Info

Publication number: CN220080577U
Application number: CN202321647960.8U
Authority: CN
Inventors: 洪求耀; 苏永润; 税思均
Original assignee: Haoheng Fujian Building Materials Technology Co Ltd
Current assignee: Haoheng Fujian Building Materials Technology Co Ltd
Priority date: 2023-06-27
Filing date: 2023-06-27
Publication date: 2023-11-24
Anticipated expiration: 2033-06-27

Abstract

The utility model discloses a modularized assembly type stair which comprises an upper beam, a lower beam, rail mounting beams arranged between the upper beam and the lower beam, at least two rail mounting beams and step assemblies arranged on the rail mounting beams, wherein the step assemblies are locked on rail grooves of the rail mounting beams at intervals through fixing bolts. This stair is through setting up assembled upper and lower roof beam, track installation roof beam and interval assembly step subassembly on the track installation roof beam, and quick assembly forms the stair, and the assembly part can be through mill batch production, carries to the building site and passes through the screw and realize quick equipment, need not to carry out cement and pour into, and assembly efficiency, precision are high, and each assembly part is small, weight is lighter moreover, need not large-scale lifting device and can accomplish, has promoted the efficiency of construction greatly, reduces the construction degree of difficulty.

Description

Modularized assembled stair

Technical Field

The utility model relates to the field of assembly type buildings, in particular to a modularized assembly type stair.

Background

The assembled building is formed by transferring a large amount of field operation work in the traditional building mode to a factory, processing and manufacturing building components and accessories (such as floors, wallboards, stairs, balconies and the like) in the factory, transporting to a building construction site, and assembling and installing the building on site in a reliable connection mode.

The prefabricated building mainly comprises a prefabricated concrete structure, a steel structure, a modern wood structure building and the like, and is widely applied to various building constructions because standardized design, industrial production, assembly construction, informatization management and intelligent application are adopted, and the prefabricated building is representative of a modern industrial production mode.

The conventional prefabricated stairway mode is adopted in the existing fabricated building stairway, the stairway is divided into three parts according to the layer height and the size of the stairway, namely, a rest plate, a stair beam and a stair section in a factory, and then prefabricated parts are assembled and welded in the process of construction, so that on one hand, one part is decomposed into three parts, the workload of pouring and construction is increased, and further the cost of manufacturing and construction is increased, on the other hand, the disassembled stairway part is not a standardized product, the mold is independently adjusted according to the layer height and the size of the stairway to be independently poured, and the cost is still high.

Disclosure of Invention

In view of the above problems, the utility model provides a modularized assembled stair, which realizes rapid assembly of the stair in an assembled building through modularized arrangement, can meet rapid assembly of the stair among different floors, and improves overall assembly efficiency and quality.

In a first aspect, the utility model provides a modular fabricated stairway, comprising a rail mounting beam arranged between an upper beam and a lower beam, wherein the rail mounting beam is provided with at least two rail mounting beams and step assemblies arranged on the rail mounting beam, and the step assemblies are locked on a rail groove of the rail mounting beam at intervals through fixing bolts; the step assembly is provided with a mounting piece, an adjusting piece, a supporting piece and a pedal, the mounting piece is provided with a bottom plate and a connecting lug plate, the connecting lug plate is at least provided with one piece of connecting lug plate which is perpendicular to the bottom plate, the bottom plate is provided with a locking hole, and the bottom plate is fixedly connected with the track groove through the locking hole by a fixing bolt; the adjusting piece and the supporting piece are both L-shaped, the right angle of the adjusting piece is connected with the connecting lug plate through screws, one end of the adjusting piece is connected with one end of the supporting piece, the connected adjusting piece and the supporting piece are opposite in bending direction, steps are formed in sequence in a sleeved mode, and the pedals are installed on the steps.

The connecting lug plates are provided with two pieces, and the adjusting piece is arranged between the two connecting lug plates.

The adjusting piece is a tubular piece, an installation groove is formed in the right angle of the outer side of the adjusting piece, and the connecting lug plate is inserted into the installation groove and connected with the adjusting piece through a screw.

Two sides of the bottom plate far away from one surface of the connecting lug plate are provided with vertical limiting plates.

The track installation beam is characterized in that at least one end of the track installation beam is provided with an adjusting component which is connected with the upper beam or the lower beam, the adjusting component is provided with an installation seat, a movable plate and an adjusting bolt, the installation seat is provided with a vertical adjusting plate, the vertical adjusting plate is provided with a vertical adjusting hole, the movable plate is provided with a transverse adjusting hole, and the adjusting bolt is arranged in the vertical adjusting hole and the transverse adjusting hole to lock the vertical adjusting plate and the movable plate; the mounting seat is fixed with the upper beam or the lower beam, and two ends of the track mounting beam are respectively connected with the movable plate.

The vertical adjusting device is characterized in that one end of the vertical adjusting plate in the length direction of the vertical adjusting hole is provided with a vertical limiting plate, one end of the movable plate in the length direction of the horizontal adjusting hole is provided with a horizontal limiting plate, the vertical limiting plate and the horizontal limiting plate respectively penetrate through an adjusting screw, an adjusting nut is arranged on the adjusting screw, and the other end of the adjusting screw is connected with the adjusting bolt.

The transverse adjusting holes and the vertical adjusting holes are respectively arranged in two.

And a vibration damping strip is arranged between the pedal and the adjusting piece and between the pedal and the supporting piece.

The installation seat is provided with a reinforcing plate which extends horizontally and is connected with an upper beam or a lower beam at the side far away from the movable plate, and at least the upper side face of the upper beam or the lower beam is provided with the reinforcing plate.

The utility model has the beneficial effects that: this stair is through setting up assembled upper and lower roof beam, track installation roof beam and interval assembly step subassembly on the track installation roof beam, and quick assembly forms the stair, and the assembly part can be through mill batch production, carries to the building site and passes through the screw and realize quick equipment, need not to carry out cement and pour into, and assembly efficiency, precision are high, and each assembly part is small, weight is lighter moreover, need not large-scale lifting device and can accomplish, has promoted the efficiency of construction greatly, reduces the construction degree of difficulty.

The utility model also adopts an adjustable step assembly, the installation piece can be adjusted according to the requirements of different stair lengths and heights, the adjustment piece and the support piece forming the steps can be quickly spliced and assembled according to the requirements of the heights and widths of different steps, and the adjustable stair can be locked through screw holes or directly locked by self-tapping screws.

The utility model also provides an adjusting component for realizing the rapid adjustment of different floor heights and stair lengths, after the overall angle of the stair is adjusted, the step component can realize the adaptive installation, and the plugging depth of the adjusting component and the supporting component is rapidly adjusted and installed by adjusting the angle of the adjusting component and the connecting lug plate, so that the problem that other accessories are not matched due to the fine adjustment of the stair is avoided, the number of accessories is reduced, the applicability among the accessories is improved, and the production cost is reduced.

According to the overall structure of the stair, the step assemblies are arranged on the track mounting beams at intervals, so that the requirements of different mounting intervals can be quickly adjusted, and in addition, the base plate and the track mounting beams are also provided with the limiting plates, so that the problem of expansion of the mounting grooves of the track mounting beams due to the action of expansion force in the use process of the stair can be effectively avoided, and the stability of the overall structure of the stair is ensured.

The foregoing description is only an overview of the present utility model, and is intended to be implemented in accordance with the teachings of the present utility model in order that the same may be more clearly understood and to make the same and other objects, features and advantages of the present utility model more readily apparent.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the utility model. Also, like reference numerals are used to designate like parts throughout the accompanying drawings. In the drawings:

FIG. 1 is a schematic illustration of a fabricated stairway according to some embodiments of the utility model;

FIG. 2 is a side view of a fabricated stairway according to some embodiments of the utility model;

FIG. 3 is a schematic view of a portion of a fabricated stairway according to some embodiments of the utility model;

FIG. 4 is a schematic view of a step assembly according to some embodiments of the present utility model;

FIG. 5 is a schematic view of a split construction of an adjustment member and a support member according to some embodiments of the present utility model;

FIG. 6 is a schematic view of a mounting base according to some embodiments of the present utility model;

FIG. 7 is a schematic view of another configuration of a mounting base according to some embodiments of the present utility model;

FIG. 8 is a schematic view of a mounting member according to some embodiments of the present utility model;

FIG. 9 is a schematic view of an adjustment member according to some embodiments of the present utility model;

FIG. 10 is an exploded view of a conditioning assembly according to some embodiments of the present utility model;

FIG. 11 is a schematic view of the overall structure of an adjustment assembly according to some embodiments of the present utility model;

FIG. 12 is an exploded view of another adjustment assembly according to some embodiments of the present utility model;

fig. 13 is a schematic overall structure of another adjusting assembly according to some embodiments of the utility model.

Reference numerals in the specific embodiments are as follows:

an upper beam 1; a lower beam 2; a rail mounting beam 3; a step assembly 4; a mounting member 41; a bottom plate 411; a connection tab 412; a limiting plate 413; a locking hole 414; an adjusting member 42; a mounting groove 421; a support 43; a pedal 5; a vibration damping bar 51; an adjustment assembly 6; a mounting base 61; a vertical adjustment plate 611; a vertical adjustment hole 612; a vertical limiting plate 613; a movable plate 62; a lateral adjustment aperture 621; a horizontal limit plate 622; an adjusting bolt 63; an adjusting screw 64; an adjusting nut 65; reinforcing plate 66.

Detailed Description

Embodiments of the technical scheme of the present utility model will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and thus are merely examples, and are not intended to limit the scope of the present utility model.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs; the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model; the terms "comprising" and "having" and any variations thereof in the description of the utility model and the claims and the description of the drawings above are intended to cover a non-exclusive inclusion.

In the description of embodiments of the present utility model, the technical terms "first," "second," and the like are used merely to distinguish between different objects and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, a particular order or a primary or secondary relationship. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more unless explicitly defined otherwise.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the utility model. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.

In the description of the embodiments of the present utility model, the term "and/or" is merely an association relationship describing an association object, and indicates that three relationships may exist, for example, a and/or B may indicate: a exists alone, A and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.

In the description of the embodiments of the present utility model, the term "plurality" means two or more (including two), and similarly, "plural sets" means two or more (including two), and "plural sheets" means two or more (including two).

In the description of the embodiments of the present utility model, the orientation or positional relationship indicated by the technical terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the embodiments of the present utility model.

In the description of the embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like should be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; or may be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.

According to fig. 1-13, a modular assembled stairway comprises an upper beam 1, a lower beam 2, a track mounting beam 3 arranged between the upper beam 1 and the lower beam 2, at least two track mounting beams 3 and a step assembly 4 arranged on the track mounting beams 3; the step assembly 4 is provided with a mounting piece 41, an adjusting piece 42 and a supporting piece 43, the mounting piece 41 is provided with a bottom plate 411 and a connecting lug plate 412, the connecting lug plate 412 is provided with at least one piece of connecting lug plate which is perpendicular to the bottom plate 411, the bottom plate 411 is provided with a locking hole 414, and the bottom plate 411 is fixedly connected with the track groove through the locking hole 414 by a fixing bolt; the adjusting piece 42 and the supporting piece 43 are all L-shaped, the right angle department of adjusting piece 42 is connected with the connection lug 412 screw, the lateral tube of adjusting piece 42 is pegged graft with the lateral tube of supporting piece 43, the vertical tube of supporting piece 43 is pegged graft with the vertical tube of adjacent adjusting piece 42, cup joints in proper order and forms the step, the footboard 5 has been laid on the step.

The upper beam 2 and the lower beam 2 are used for fixing two ends of a stair, the track installation beam 3 is fixed between the upper beam 2 and the lower beam 2, and the upper beam 2 and the lower beam 2 can be floor slabs, namely, the two ends of the track installation beam 3 are directly fixedly connected with the floor slabs at the two ends of the stair.

The effect of track installation roof beam 3 is the every level step that is used for installing step subassembly 4, and equidistant installation of step subassembly 4 is on track installation roof beam 3, and the quantity of track installation roof beam 3 is determined according to the lateral length of step, can only set up two track installation roof beams 3 under the narrower condition of stair can, and the width is bigger or need bear bigger weight then need set up more track installation roof beams 3 to satisfy the bearing requirement.

The installation piece 41 firstly realizes fixed connection with the track groove of the track installation beam 3 through the bottom plate 411 through the fixing bolt, and firstly realizes connection with the adjusting piece 42 through the connecting lug plate 412, under the condition that the angle of the track installation beam 3 is changed and the angle of the bottom plate 411 is changed, the level and the vertical of the adjusting piece 42 can be ensured through adjusting the installation angle of the connecting lug plate 412 and the adjusting piece 42, and the levelness of each step is ensured.

The hinge member 42 and the socket member 43 may be square tubes, round tubes, and U-shaped, L-shaped, C-shaped in cross section, or directly L-shaped plates, and other cross-sectional shape members, which primarily function to allow a connection or socket relationship between the hinge member 2 and the socket member 3.

The adjusting piece 42 and the supporting piece 43 are connected in an inserting mode, the transverse pipe of the adjusting piece 42 is inserted into the transverse pipe of the supporting piece 43, the vertical pipe of the supporting piece 43 is inserted into the vertical pipe of the adjacent adjusting piece 42 again to form a first-stage step plane, and the first-stage step plane and the vertical pipe are sequentially connected in a tail-end mode to form a multistage step structure. The depth and height of the steps can be adjusted by the insertion depth of the adjusting member 42 and the supporting member 43, and finally, the steps can be locked by screws, and a plurality of screw holes can be preset for locking or the steps can be directly locked by self-tapping screws. The same hinge plate and support plate can also realize the installation of the steps.

The connecting lug plate 412 is provided with two pieces, and the adjusting piece 42 is installed between the two connecting lug plates 412. The attachment tab 412 may be provided with only one piece for attachment to the adjustment member 42, with the two pieces being more stable.

The adjusting member 42 is a tubular member, a mounting groove 421 is formed in the right angle of the outer side of the adjusting member 42, and the connecting lug plate 412 is inserted into the mounting groove 421 to be connected with the adjusting member 42 by a screw.

The hinge member 42 has a tubular structure, so that the supporting force is better, the supporting force in all directions can be formed under the condition of no screw locking, the installation is more convenient, and the connection between the hinge member 42 and the socket member 43 can be realized by direct socket connection.

The connecting lug 412 inserts the mounting groove 421 and installs, on the one hand more stable, and on the other hand connecting lug 412 hides in adjusting part 42, and the whole outward appearance of stair is more pleasing to the eye.

Two sides of the bottom plate 411, which are far away from one surface of the connection lug plate 412, are provided with vertical limiting plates 413.

Limiting plates 413 play the limiting effect to the both sides of the track groove of track installation roof beam 3, avoid the outward expansion of track groove, lead to fixing bolt's not hard up, influence the holistic stability of stair.

At least one end of the track installation beam 3 is provided with an adjusting component 6 which is connected with the upper beam 1 or the lower beam 2, the adjusting component 6 is provided with an installation seat 61, a movable plate 62 and an adjusting bolt 63, the installation seat 61 is provided with a vertical adjusting plate 611, the vertical adjusting plate 611 is provided with a vertical adjusting hole 612, the movable plate 62 is provided with a transverse adjusting hole 621, and the adjusting bolt 63 is arranged in the vertical adjusting hole 612 and the transverse adjusting hole 621 to lock the vertical adjusting plate 611 and the movable plate 62; the mounting seat 61 is fixed with the upper beam 1 or the lower beam 2, and two ends of the track mounting beam 3 are respectively connected with the movable plates 62.

The function of the adjustment assembly 6 is to achieve adjustment of the overall height and overall length of the stairs, avoiding installation due to different floor heights or stair spans, and different inclination stair requirements.

The vertical adjusting hole 612 length direction one end of vertical adjusting plate 611 is equipped with vertical limiting plate 613, the length direction one end of the horizontal adjusting hole 621 of fly leaf 62 is equipped with horizontal limiting plate 622, vertical limiting plate 613 and horizontal limiting plate 622 run through respectively and are equipped with adjusting screw 64, are equipped with adjusting nut 65 on the adjusting screw 64, and adjusting screw 64 other end is connected with adjusting bolt 63.

By providing the limiting plate 413 and the adjusting screw 64, a lighter, looser and faster adjustment of the track mounting beam 3 can be achieved.

The lateral adjustment hole 621 and the vertical adjustment hole 612 are respectively provided with two. And the independent adjustment of the vertical direction and the transverse direction is facilitated.

A damping strip 51 is arranged between the pedal 5 and the adjustment member 42 and the support member 43. On the one hand, the vibration and friction of the pedal 5 and the adjusting piece 42 and the supporting piece 43 are reduced, and on the other hand, the fit degree of the pedal 5 and the adjusting piece 42 and the supporting piece 43 is increased.

The mounting seat 61 is provided with a reinforcing plate 66 which extends horizontally away from the movable plate 62 and is connected with the upper beam 1 or the lower beam 2, and at least the upper side surface of the upper beam 1 or the lower beam 2 is provided with the reinforcing plate 66. The stability of the installation between the upper and lower beams 2 and the rail installation beam 3 can be increased, the longitudinal supporting force of the installation seat 61 and the upper and lower beams can be raised, and the reinforcing plate 66 is usually arranged on the upper side surfaces of the upper and lower beams or inserted into the floor slab of the concrete.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model, and are intended to be included within the scope of the appended claims and description. In particular, the technical features mentioned in the respective embodiments may be combined in any manner as long as there is no structural conflict. The present utility model is not limited to the specific embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.

Claims

1. The modularized assembly type stair is characterized by comprising at least two rail mounting beams arranged between an upper beam and a lower beam, and step assemblies arranged on the rail mounting beams, wherein the step assemblies are locked on rail grooves of the rail mounting beams at intervals through fixing bolts; the step assembly is provided with a mounting piece, an adjusting piece, a supporting piece and a pedal, the mounting piece is provided with a bottom plate and a connecting lug plate, the connecting lug plate is at least provided with one piece of connecting lug plate which is perpendicular to the bottom plate, the bottom plate is provided with a locking hole, and the bottom plate is fixedly connected with the track groove through the locking hole by a fixing bolt; the adjusting piece and the supporting piece are both L-shaped, the right angle of the adjusting piece is connected with the connecting lug plate through screws, one end of the adjusting piece is connected with one end of the supporting piece, the connected adjusting piece and the supporting piece are opposite in bending direction, steps are formed in sequence in a sleeved mode, and the pedals are installed on the steps.

2. A modular assembled stairway according to claim 1, characterised in that the connector lugs are provided in two pieces and the adjustment member is mounted between the two connector lugs.

3. A modular stairway according to claim 1, characterised in that the adjustment member is a tubular member, the outer right angle of the adjustment member is provided with a mounting slot, and the attachment lug plate is inserted into the mounting slot and screwed to the adjustment member.

4. A modular stairway according to claim 1, characterised in that the base plate is provided with vertical stop plates on both sides of the side remote from the attachment lugs.

5. The modular assembled stair of claim 1, wherein at least one end of the track mounting beam is provided with an adjusting component which is connected with the upper beam or the lower beam, the adjusting component is provided with a mounting seat, a movable plate and an adjusting bolt, the mounting seat is provided with a vertical adjusting plate, the vertical adjusting plate is provided with a vertical adjusting hole, the movable plate is provided with a transverse adjusting hole, and the adjusting bolt is arranged in the vertical adjusting hole and the transverse adjusting hole to lock the vertical adjusting plate and the movable plate; the mounting seat is fixed with the upper beam or the lower beam, and two ends of the track mounting beam are respectively connected with the movable plate.

6. The modular stairway according to claim 5, wherein one end of the vertical adjusting hole of the vertical adjusting plate in the length direction is provided with a vertical limiting plate, one end of the movable plate in the length direction of the horizontal adjusting hole is provided with a horizontal limiting plate, the vertical limiting plate and the horizontal limiting plate are respectively provided with an adjusting screw in a penetrating manner, the adjusting screw is provided with an adjusting nut, and the other end of the adjusting screw is connected with the adjusting bolt.

7. A modular stairway according to claim 5, characterised in that the transverse and vertical adjustment apertures are provided in two separate pairs.

8. A modular assembled stairway according to claim 1, characterised in that a damping strip is provided between the tread and the adjustment and support members.

9. A modular stairway according to claim 5, characterised in that the side of the mounting base remote from the fly leaf is provided with a horizontally extending reinforcing plate for connection to an upper or lower beam, at least the upper side of which is provided with a reinforcing plate.