CN219638495U

CN219638495U - Stair horse way

Info

Publication number: CN219638495U
Application number: CN202320916238.3U
Authority: CN
Inventors: 吉庆海; 张艾; 余有水; 吕官静; 谭杰; 成渊; 李俊达
Original assignee: Guizhou Construction And Engineering Group
Current assignee: Guizhou Construction And Engineering Group
Priority date: 2023-04-22
Filing date: 2023-04-22
Publication date: 2023-09-05
Anticipated expiration: 2033-04-22

Abstract

The utility model discloses a stair horse way, which comprises a ladder beam (1), armrests (2), pedals (3) and distance adjusting devices (4), wherein a plurality of ladder beam holes (11) are formed in the ladder beam (1), the pedals (3) are arranged between two parallel ladder beams (1), the armrests (2) are respectively arranged on the two parallel ladder beams (1), at least two distance adjusting devices (4) are further arranged on one ladder beam (1), each distance adjusting device (4) comprises a rotary handle (41), a distance adjusting screw rod (42), a positioning block (43) and an amplifying foot (421), the rotary handle (41) is arranged at the top end of the distance adjusting screw rod (42), the positioning block (43) is arranged on the distance adjusting screw rod (42), and the amplifying foot (421) is arranged at the bottom end of the distance adjusting screw rod (42). The distance between the catwalk and the stair reinforcement and the distance between the catwalk and the template can be adjusted according to different tread heights and different stair plate thicknesses, so that the protection of the stair reinforcement and the template can be realized, the construction quality of the cast-in-situ stair can be ensured, and the convenient passing of personnel can be ensured.

Description

Stair horse way

Technical Field

The utility model relates to an adjustable stair horse way which is used for protecting the construction process of cast-in-situ stairs and passing people.

Background

In the construction process of the cast-in-situ structure, construction operators can climb to the working surface through cast-in-situ stair templates or reinforcing steel bars. Before the stair reinforcing bar is installed, the climbing of inclined template face is difficult, and the operating personnel can nail the batten antiskid on the template, and after the reinforcing bar is installed, the operating personnel can be through trampling horizontal reinforcing bar or mark time the template about, and these two modes all have certain potential safety hazard, also do not benefit to the finished product protection of reinforcing bar, template engineering simultaneously. The project of management standard can set up the people passageway on the outer frame in order to avoid above-mentioned problem, but also can have the condition that the passageway sets up the hysteresis, and the passageway position is farther than cast-in-place stair position in addition, and many operators still can climb from cast-in-place stair privately.

Referring to fig. 5, chinese patent CN208267415U, application No. 2018204109416 discloses a temporary support system for the interaction of a cast-in-place concrete stair ceiling formwork with a catwalk, comprising adjustable posts, fabricated frame platform beams, deformable guard rails, multi-directional adjustable fasteners and fixed posts; the utility model adopts the modularized frame light steel structure temporary supporting structure system capable of being adjusted along with the height of the floor, which not only can be used for the construction and supporting of reinforced concrete shear wall houses or stair templates between the buildings of the frame structure, but also can be used for the construction of a manway on building construction, can create a temporary construction channel or emergency evacuation, is safe and convenient, and is used in turnover. However, the inventor innovatively designs a more compact adjustable stair horse and discloses the installation steps.

Disclosure of Invention

In order to solve the defects in the prior art, the utility model provides an adjustable stair horse way, and the distance between the horse way and stair reinforcing steel bars and the distance between the horse way and templates can be adjusted according to different tread heights and different stair plate thicknesses, so that the stair reinforcing steel bars and templates are protected, the construction quality of cast-in-situ stairs can be ensured, and the convenient passing of personnel can be ensured.

The technical scheme of the utility model is as follows:

the utility model provides a stair horse way, includes ladder beam, handrail, footboard and roll adjustment device, has a plurality of ladder beam holes on the ladder beam, and the footboard is installed between two parallel ladder beams, is equipped with the handrail on two parallel ladder beams respectively, still is equipped with two at least roll adjustment devices on one ladder beam, roll adjustment device includes twist grip, roll adjustment lead screw, locating piece and enlarged foot, and the twist grip is installed on the roll adjustment lead screw top, and the locating piece is installed on the roll adjustment lead screw, and the enlarged foot is installed in the bottom of roll adjustment lead screw.

Further, the bottom of the ladder beam is provided with an anti-skid block and an anti-skid pad.

Further, at least two pedal mounting holes are formed in two ends of the pedal, and bolts penetrate through the ladder beam holes and the pedal mounting holes to be matched with nuts to mount the pedal on the ladder beam.

Further, screw threads matched with the distance adjusting screw rods are arranged on the screw rod channels in the distance adjusting device positioning blocks.

Further, at least two positioning block mounting holes are formed in the positioning block of the distance adjusting device, and bolts penetrate through the ladder beam holes, the positioning block mounting holes and the matching nuts to mount the distance adjusting device on the ladder beam.

Further, the rotating handle of the distance adjusting device and the distance adjusting screw rod are integrally constructed.

Further, the end part of the distance adjusting screw rod of the distance adjusting device is fixedly connected with the amplifying pin through the amplifying pin connecting hole.

Further, the distance adjusting screw rod of the distance adjusting device is perpendicular to the ladder beam and the stair bottom die, and the amplifying foot forms an included angle with the horizontal plane.

The beneficial effects of the utility model are as follows:

1. the stair support and the bottom die can be erected after the stair support and the bottom die are installed, and a safe and reliable pedestrian passageway can be provided early.

2. The distance between the catwalk and the stair reinforcement bars and the distance between the catwalk and the stair templates are adjustable, so that enough stair construction space can be ensured, and the stair construction cannot be influenced by personnel passing.

3. The pedal position of the utility model can be adjusted, and the pedal can be adjusted to be level with the upper opening of the stair tread template, thereby improving the travelling comfort of the horse way.

4. The utility model has flexible and convenient assembly, can realize one-time assembly, multiple use and high recycling rate.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic illustration of the structural components of the present utility model;

FIG. 3 is a schematic view of a distance adjusting device according to the present utility model;

fig. 4 is a three-dimensional schematic of the installation of the present utility model.

Fig. 5 is a schematic diagram of prior art CN 208267415U.

In the figure: 1-ladder beam, 11-ladder beam hole, 12-non-slip block, 13-non-slip pad, 2-handrail, 3-pedal, 31-pedal mounting hole, 4-distance adjusting device, 41-rotating handle, 42-distance adjusting screw rod, 421-enlarged foot, 422-enlarged foot connecting hole, 43-positioning block, 431-screw rod channel, 432-positioning block mounting hole, 5-bolt, 6-nut and 7-step template.

Detailed Description

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

As shown in fig. 1-4, a stair horse way comprises a ladder beam 1, handrails 2, pedals 3 and distance adjusting devices 4, wherein a plurality of ladder beam holes 11 are formed in the ladder beam 1, the pedals 3 are arranged between two parallel ladder beams 1, the handrails 2 are respectively arranged on the two parallel ladder beams 1, at least two distance adjusting devices 4 are further arranged on one ladder beam 1, each distance adjusting device 4 comprises a rotary handle 41, a distance adjusting screw 42, a positioning block 43 and an amplifying foot 421, the rotary handle 41 is arranged at the top end of the distance adjusting screw 42, the positioning block 43 is arranged on the distance adjusting screw 42, and the amplifying foot 421 is arranged at the bottom end of the distance adjusting screw 42.

The bottom of the ladder beam 1 is provided with an anti-skid block 12 and an anti-skid pad 13. Playing a role of skid resistance.

At least two pedal mounting holes 31 are formed in two ends of the pedal 3, and bolts 5 penetrate through the ladder beam holes 11, the pedal mounting holes 31 and the matched nuts 6 to mount the pedal 3 on the ladder beam 1. The pedal is more firmly installed.

Screw rod channel 431 in locating piece 43 of distance adjusting device 4 is equipped with the screw thread that matches with distance adjusting screw rod 42, rotates rotary handle 41 adjustable distance adjusting screw rod 42's the length of unscrewing to adjustable horse way and stair reinforcing bar, the interval of template.

At least two positioning block mounting holes 432 are formed in the positioning block 43 of the distance adjusting device 4, and the distance adjusting device 4 is mounted on the ladder beam 1 by using bolts 5 to penetrate through the ladder beam holes 11, the positioning block mounting holes 432 and the matching nuts 6. The distance adjusting device 4 is firmly arranged on the ladder beam.

The rotary handle 41 of the distance adjusting device 4 and the distance adjusting screw rod 42 are integrally constructed. Simplifying the manufacturing process.

The end of the distance adjusting screw rod 42 of the distance adjusting device 4 is fixedly connected with the amplifying pin 421 through the amplifying pin connecting hole 422, so that the pressure of the distance adjusting device 4 on the stair template is reduced.

The distance adjusting screw rod 42 of the distance adjusting device 4 is perpendicular to the ladder beam 1 and the stair bottom die, and the amplifying pin 421 forms an included angle with the horizontal plane.

The stair horse way comprises the following assembly and installation steps:

s1, assembling a distance adjusting device, namely rotating a distance adjusting screw rod with a rotating handle through a screw rod channel of a positioning block, butting an amplifying pin connecting hole with the distance adjusting screw rod, and rotating the amplifying pin until the amplifying pin is fixedly installed with the distance adjusting screw rod, so as to complete the assembly;

s2, determining the installation positions of the pedals and the distance adjusting device according to the position of the stepping template of the stair to be poured, wherein the installation positions of the pedals are preferably flush with the upper opening of the stepping template; the installation position of the distance adjusting device is suitable for avoiding the tread template and the template reinforcement structure, and the installation height of the distance adjusting device, namely the unscrewing length of the distance adjusting screw rod is suitable for ensuring that the installation of the stair reinforcement and the tread template reinforcement are not affected;

s3, installing the distance adjusting device and the pedal on the ladder beam according to the requirements, and completing the installation of the stair horse way on the paved ladder plate bottom die;

s4, after the stair pavement is installed, the stair reinforcement installation and the step template reinforcement can be started; after the step template is reinforced, the rotary handle is rotated, and the distance adjusting screw rod and the enlarged feet are retracted so as not to influence the concrete pouring of the stair, and at the moment, the whole stair pavement is placed on the step template.

The utility model solves the safety problem and the difficult protection problem of finished products of cast-in-situ stair templates or steel bars serving as pedestrian passages by construction operators in the construction process of the cast-in-situ structure, and the adjustable stair horse can adjust the distance between the horse and the stair steel bars as well as between the horse and the templates according to different step heights and different stair plate thicknesses, thereby realizing the protection of the stair steel bars and the templates, ensuring the construction quality of cast-in-situ stairs and ensuring the convenient passing of personnel.

Although the utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A stair horse way, characterized in that: the novel adjustable ladder comprises ladder beams (1), handrails (2), pedals (3) and distance adjusting devices (4), wherein a plurality of ladder beam holes (11) are formed in the ladder beams (1), the pedals (3) are arranged between the two parallel ladder beams (1), the handrails (2) are respectively arranged on the two parallel ladder beams (1), at least two distance adjusting devices (4) are further arranged on one ladder beam (1), each distance adjusting device (4) comprises a rotary handle (41), a distance adjusting screw rod (42), a positioning block (43) and an amplifying foot (421), the rotary handle (41) is arranged at the top end of the distance adjusting screw rod (42), the positioning block (43) is arranged on the distance adjusting screw rod (42), and the amplifying foot (421) is arranged at the bottom end of the distance adjusting screw rod (42); the distance adjusting screw rod (42) of the distance adjusting device (4) is perpendicular to the ladder beam (1) and the stair bottom die, and the amplifying foot (421) forms an included angle with the horizontal plane.

2. A stair horse way according to claim 1, wherein: the bottom of the ladder beam (1) is provided with an anti-slip block (12) and an anti-slip pad (13).

3. A stair horse way according to claim 1, wherein: at least two pedal mounting holes (31) are formed in two ends of the pedal (3), and bolts (5) penetrate through the ladder beam holes (11) and the pedal mounting holes (31) and are matched with nuts (6) to mount the pedal (3) on the ladder beam (1).

4. A stair horse way according to claim 1, wherein: screw rod channels (431) in the positioning blocks (43) of the distance adjusting device (4) are provided with threads matched with the distance adjusting screw rods (42).

5. A stair horse way according to claim 1, wherein: at least two positioning block mounting holes (432) are formed in the positioning block (43) of the distance adjusting device (4), and bolts (5) penetrate through the ladder beam holes (11) and the positioning block mounting holes (432) and are matched with nuts (6) to mount the distance adjusting device (4) on the ladder beam (1).

6. A stair horse way according to claim 1, wherein: the rotary handle (41) of the distance adjusting device (4) and the distance adjusting screw rod (42) are of an integral structure.

7. A stair horse way according to claim 1, wherein: the end part of the distance adjusting screw rod (42) of the distance adjusting device (4) is fixedly connected with the amplifying pin (421) through the amplifying pin connecting hole (422).