CN110963174B

CN110963174B - Assembled prefabricated staircase stacking rack and construction method

Info

Publication number: CN110963174B
Application number: CN201911265920.5A
Authority: CN
Inventors: 王波; 李晓峰
Original assignee: China MCC17 Group Co Ltd
Current assignee: China MCC17 Group Co Ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2022-05-10
Anticipated expiration: 2039-12-11
Also published as: CN110963174A

Abstract

The invention discloses an assembled prefabricated staircase stacking rack and a construction method, and relates to the technical field of construction machinery of construction sites. The prefabricated staircase can be stacked in multiple layers according to the number of assembled sections and layers, the field space is saved, the operation of directly threading a steel wire rope during hoisting can be realized, the stair does not need to be turned up and threaded, the operation is convenient, fast, safe and reliable, and the construction efficiency is improved.

Description

Assembled prefabricated staircase stacking rack and construction method

Technical Field

The invention relates to the technical field of construction machinery of construction sites, in particular to an assembled prefabricated staircase piling bin and a construction method.

Background

In the construction of the fabricated structure, the components cannot be hoisted on the vehicle, and a component storage yard with enough area must be arranged on site to meet the construction requirement. The general diagram planning requirements for the PC storage yard, the site road, the processing yard and the like are high, and particularly the construction speed of the structure is directly influenced by the arrangement of the PC storage yard. The prefabricated components such as the floor slab, the stair and the like can only be horizontally stacked on site, a large amount of use area is occupied, the prefabricated components are randomly placed, one end of the stair needs to be tilted when the prefabricated components are lifted, the steel wire rope penetrates through the hoisting hole, the operation is complicated, and the construction speed is slow. The assembled prefabricated staircase piling bin is provided aiming at the problems.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provide the assembled prefabricated staircase piling bin and the construction method.

In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides an assembled prefabricated stair piling bin, including prefabricated piling bin, upper portion connecting piece fixed connection is passed through to adjacent prefabricated piling bin upper end, and its lower extreme passes through lower part connecting piece fixed connection, the piling bin includes the stand, manage fixed connection through second lower part level between the stand, the stand bottom vertically is equipped with first lower part level side pipe, first lower part level side pipe both ends all are equipped with counterpoint perforation steel sheet, preceding, the back of stand are through the first lower part level side pipe upper surface of bearing diagonal fixed connection, the stand lateral surface is through bearing diagonal fixed connection second lower part level side pipe, the stand medial surface is equipped with the bracing piece erection piece that the interval equals, and the channel-section steel has been placed to the bracing piece erection piece on the adjacent stand, the channel-section steel both ends are equipped with the bolt.

Preferably, the inclined strut is formed by processing and manufacturing a square tube, and an included angle between the inclined strut and the upright post is 45 degrees.

Preferably, the channel steel is provided with wire clamping rubber, and the thickness of the wire clamping rubber is 8-12 mm.

Preferably, the bolt is M10 or M12.

Preferably, the triangular ribbing welded below the support rod erecting pieces, and the distance between the support rod erecting pieces is 200-280 mm.

Preferably, the upper end of the upright post is provided with a contraposition perforated connecting steel plate, and the diameter of the upper hole of the contraposition perforated connecting steel plate is

Preferably, the construction method of the assembled prefabricated staircase piling bin is characterized in that: the method comprises the following steps:

A. welding the connection steel plates of the alignment through holes on two sides of the upper end of the upright column, welding a second lower horizontal square tube between adjacent upright rods, and finally welding the upright rods in the middle of the first lower horizontal square tube;

B. assembling a support: the upper ends of the adjacent upright columns are fixedly connected with a lower connecting piece square tube (7) through an alignment perforation connecting steel plate, and the upper ends of the adjacent upright columns are fixedly connected with an upper connecting piece square tube (8) through an alignment perforation connecting steel plate;

C. installing a support rod: welding support rod erecting pieces at intervals on the inner side surfaces of the upright columns, fixing channel steel on the support rod erecting pieces, placing wire clamping rubber on the upper surfaces of the channel steel, and forming bolt fixing holes at two ends of the channel steel;

D. and (5) stacking the prefabricated stairs, namely fixing the stairs on the prefabricated stacking rack through bolts according to the number of assembled sections and the number of layers after all the parts of the prefabricated stacking rack are processed.

Compared with the prior art, the prefabricated staircase has the advantages that the prefabricated staircase can be stacked in multiple layers according to the number of assembled sections and the number of layers, the field space is saved, the prefabricated staircase can be directly threaded with steel wire ropes during hoisting, the stair does not need to be tilted for threading, the prefabricated staircase is convenient, rapid, safe and reliable, and the construction efficiency is improved.

Drawings

The invention will be further described with reference to the accompanying drawings and examples, in which:

FIG. 1 is a schematic view of the construction of a prefabricated stacking stand of the present invention;

FIG. 2 is a schematic assembly view of the modular stairway stacker of the present invention;

fig. 3 is a schematic view of the prefabricated staircase of the present invention being stacked.

The prefabricated staircase comprises a vertical column 1, a positioning perforated connecting steel plate 2, a first lower horizontal square tube 3, a second lower horizontal square tube 4, an inclined support 5, a support rod erecting piece 6, a support rod erecting piece 7, a lower connecting piece square tube 8, an upper connecting piece square tube 9, a channel steel 10, a wire clamping rubber 11, a bolt 12 and a prefabricated staircase.

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.

Referring to fig. 1-3, an embodiment of the present invention is shown: an assembled prefabricated staircase piling bin comprises prefabricated piling bins, the upper ends of the adjacent prefabricated piling bins are fixedly connected through an upper connecting piece 8, the lower ends of the stacking racks are fixedly connected through a lower connecting piece 9, the stacking racks comprise upright columns 1, the upright columns 1 are fixedly connected through a second lower horizontal square tube 4, a first lower horizontal square pipe 3 is longitudinally arranged at the bottom of the upright post 1, two ends of the first lower horizontal square pipe 3 are respectively provided with an alignment perforation connecting steel plate 2, the front and the back of the upright post 1 are fixedly connected with the upper surface of a first lower horizontal square pipe 3 through an inclined support 5, 1 lateral surface of stand passes through 5 fixed connection second lower part horizontal side pipes 4 of bearing diagonal, 1 medial surface of stand is equipped with the bracing piece erect 6 that the interval equals, and channel-section steel 9 has been placed to bracing piece erect 6 on the adjacent stand 1, the 9 both ends of channel-section steel are equipped with bolt 11.

Wherein: the inclined strut 5 is formed by processing and manufacturing a square tube, and an included angle between the inclined strut 5 and the upright post 1 is 45 degrees; the channel steel 9 is provided with wire clamping rubber 10, and the thickness of the wire clamping rubber 10 is 8 mm; the bolt 11 is M10; triangular ribbing is welded below the supporting rod erecting pieces 6, and the distance between the supporting rod erecting pieces 6 is 200 mm; the stand 1 upper end is equipped with counterpoint and perforates connecting plate 2, counterpoint and perforate connecting plate 2 last hole diameter is 10 mm.

7. The construction method of the assembled prefabricated staircase piling bin is characterized in that: the method comprises the following steps:

A. firstly, welding contraposition perforated connecting steel plates 2 on two sides of the upper end of an upright post 1, then welding a second lower horizontal square tube 4 between adjacent upright posts 1, and finally welding the upright posts 1 at the middle position of a first lower horizontal square tube 3;

B. assembling a support: the upper ends of the adjacent upright columns 1 are fixedly connected with a lower connecting piece square pipe 7 through an alignment perforation connecting steel plate 2, and the upper ends of the adjacent upright columns 1 are fixedly connected with an upper connecting piece square pipe 8 through the alignment perforation connecting steel plate 2;

C. installing a support rod: welding support rod erection pieces 6 at intervals on the inner side surfaces of the upright columns 1, fixing channel steel 9 on the support rod erection pieces 6, placing wire clamping rubber 10 on the upper surfaces of the channel steel 9, and forming bolt fixing holes at two ends of the channel steel 9;

D. and (3) stacking the prefabricated stairs, namely fixing the prefabricated stairs 12 on the prefabricated stacking rack through bolts 11 according to the number of assembling sections and the number of layers after all parts of the prefabricated stacking rack are processed.

The prefabricated staircase can be stacked in multiple layers according to the number of assembled sections and layers, the field space is saved, the operation of directly threading a steel wire rope during hoisting can be realized, the stair does not need to be turned up and threaded, the operation is convenient, fast, safe and reliable, and the construction efficiency is improved.

It is to be understood that the invention is not limited to the specific embodiments described above, but is intended to cover various insubstantial modifications of the inventive process concepts and solutions, or its application to other applications without modification.

Claims

1. The utility model provides an assembled prefabricated stair piling bin, includes upper portion connecting piece (8) of the upper end of a plurality of prefabricated piling bins, two adjacent prefabricated piling bins of fixed connection, lower part connecting piece (7) of the lower extreme of two adjacent prefabricated piling bins of fixed connection, its characterized in that, prefabricated piling bin includes stand (1), through second lower part level side pipe (4) fixed connection between stand (1), stand (1) bottom vertically is equipped with first lower part level side pipe (3), first lower part level side pipe (3) both ends all are equipped with counterpoint perforation steel sheet (2), preceding, the back of stand (1) is through diagonal brace (5) fixed connection first lower part level side pipe (3) upper surface, stand (1) lateral surface is through diagonal brace (5) fixed connection second lower part level side pipe (4), stand (1) medial surface is equipped with bracing piece erection of support piece (6) that the interval equals, channel-section steel (9) have been placed in bracing piece frame upright (6) on adjacent stand (1), channel-section steel (9) both ends are equipped with bolt (11), bearing diagonal (5) are square tube processing preparation and form, and the contained angle is 45 between bearing diagonal (5) and stand (1).

2. The assembly type prefabricated staircase stacking rack of claim 1, wherein: the cable-clamping rubber (10) is arranged on the channel steel (9), and the thickness of the cable-clamping rubber (10) is 8-12 mm.

3. An assembled prefabricated staircase stacking rack according to claim 2, characterized in that: the bolt (11) is M10 or M12.

4. The assembly type prefabricated staircase stacking rack of claim 3, wherein: the triangular ribbing welded below the support rod erecting pieces (6) is characterized in that the space between the support rod erecting pieces (6) is 200-280 mm.

5. The assembly type prefabricated staircase stacking rack of claim 4, wherein: stand (1) upper end is equipped with counterpoint and perforates connection steel sheet (2), counterpoint perforates connection steel sheet (2) and goes up the hole diameter and be ∅ 10 ~ 16 mm.

6. A construction method of the assembled prefabricated staircase stacking rack according to claim 5, wherein the construction method comprises the following steps: the method comprises the following steps:

A. the support is manufactured by welding the counterpoint through hole connecting steel plates (2) on two sides of the upper end of the upright post (1), welding a second lower horizontal square tube (4) between the adjacent upright posts (1), and finally welding the upright post (1) in the middle of the first lower horizontal square tube (3);

B. assembling a support: the upper ends of the adjacent upright columns (1) are fixedly connected with a lower connecting piece square tube (7) through alignment perforation connecting steel plates (2), and the upper ends of the adjacent upright columns (1) are fixedly connected with an upper connecting piece (8) through alignment perforation connecting steel plates (2);

C. installing a support rod: welding support rod erection pieces (6) at intervals on the inner side surfaces of the columns (1), fixing channel steel (9) on the support rod erection pieces (6), placing wire clamping rubber (10) on the upper surfaces of the channel steel (9), and forming bolt fixing holes at two ends of the channel steel (9);

D. and (5) stacking the prefabricated stairs, namely fixing the prefabricated stairs (12) on the prefabricated stacking rack through bolts according to the number of assembled sections and the number of layers after all the parts of the prefabricated stacking rack are processed.