CN213204884U

CN213204884U - Regularization PC stair installation appurtenance

Info

Publication number: CN213204884U
Application number: CN202021849445.4U
Authority: CN
Inventors: 于浩; 苏小龙
Original assignee: Shanghai Baoye Construction Engineering Co ltd; Shanghai Baoye Group Corp Ltd
Current assignee: Shanghai Baoye Construction Engineering Co ltd; Shanghai Baoye Group Corp Ltd
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-05-14
Anticipated expiration: 2030-08-28

Abstract

The utility model discloses a regularization PC stair installation appurtenance, including can place in mount (1) on the floor, install in fixed buckle (2) of mount (1) side, and install in fixed buckle (2) and lower extreme have an at least guide bar (3) of trompil, vertical direction setting is followed in guide bar (3), in the hole of PC stair can be inserted to the upper end of guide bar (3), the buried bolt in advance of floor can insert in the lower extreme trompil of guide bar (3), the quantity more than or equal to of fixed buckle (2) the quantity of guide bar (3), fixed buckle (2) with guide bar (3) are for dismantling the connection. This regularization PC stair installation appurtenance makes the bolt position of floor and the entrance to a cave position of PC stair easily aim at, easily once only falls the position, protection bolt and PC stair.

Description

Regularization PC stair installation appurtenance

Technical Field

The utility model relates to a construction technical field especially relates to a regularization PC stair installation appurtenance.

Background

At present, the building structure usually adopts a prefabricated concrete structure, so a large number of prefabricated stairs, namely PC stairs, are needed. The PC stair is provided with a hole, and the floor slab is provided with a reserved bolt matched with the hole. When the PC stair is installed, the PC stair is hung above the reserved bolts, the hole and the bolts are aligned, then the PC stair slowly descends, the hole of the PC stair is sleeved on the bolts, and the PC stair is installed on the surface of the hole of the PC stair through the fastening bolts.

However, the bolts are arranged in advance, so that the positions of the bolts of the floor slab and the hole of the PC stair can be deviated; and the landing process of the PC stair is easy to shake, the alignment of the hole of the PC stair and the bolt of the floor slab is difficult, the installation process of the PC stair is difficult, the PC stair is difficult to fall at one time, and the bolt and the PC stair are possibly damaged.

In summary, how to effectively solve the problems that the bolt position of the floor slab and the hole position of the PC stair may have deviation, the bolt position is difficult to fall at one time, the bolt and the PC stair may be damaged, and the like, is a problem that needs to be solved urgently by a person skilled in the art at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a regularization PC stair installation appurtenance, this regularization PC stair installation appurtenance make the bolt position of floor and the entrance to a cave position of PC stair easily aim at, easily disposable position, protection bolt and PC stair that fall.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides a regularization PC stair installation appurtenance, including can place the mount on the floor, install in the fixed buckle of mount side, and install in the fixed buckle and the lower extreme have an at least guide bar of trompil, the guide bar sets up along vertical direction, in the hole of PC stair can be inserted to the upper end of guide bar, the buried bolt in advance of floor can insert in the lower extreme trompil of guide bar, the quantity more than or equal to of fixed buckle the quantity of guide bar, fixed buckle with the connection can be dismantled for the guide bar.

Preferably, the number of the guide rods is equal to the number of the holes of the PC stairs.

Preferably, the guide rod is a hollow straight pipe.

Preferably, the thickness of the hollow straight pipe is 3.2-3.5mm, the outer diameter of the hollow straight pipe is 40-45mm, and the length of the hollow straight pipe is 0.5-1 m.

Preferably, the side surface of the fixing frame is provided with a transverse sliding groove, and the fixing buckle is installed in the transverse sliding groove and can slide in the transverse sliding groove.

Preferably, the number of the fixing buckles is multiple.

The utility model provides a regularization PC stair installation appurtenance, including mount, fixed buckle and guide bar, the mount can be for fixed steel-pipe frame, also can be the steel sheet. When the PC stairs are installed, the fixing frame is placed on the floor slab. The fixed buckle is arranged on the side surface of the fixed frame, and the fixed buckle and the side surface of the fixed frame can be fixedly connected or movably connected. The inside cavity of fixed buckle, the guide bar is installed in the inside cavity of fixed buckle, and fixed buckle holds the guide bar tightly. The quantity of fixed buckle more than or equal to the quantity of guide bar can fix the guide bar of different quantity simultaneously, uses comparatively in a flexible way, and application scope is wider. The number of guide bar is at least one, and the quantity of the entrance to a cave of PC stair is two or more, and the entrance to a cave of at least one PC stair is furnished with the guide bar, the both ends of guide bar and the entrance to a cave and the bolt cooperation of corresponding position.

The lower extreme of guide bar has the trompil, and the size of trompil is greater than the size of the buried bolt in advance of floor. When the PC stair is installed, the embedded bolts of the floor slab are inserted into the lower end openings of the guide rods, the lower end faces of the guide rods abut against the surface of the floor slab, and the guide rods are axially positioned on the surface of the floor slab. The axes of the guide rod and the embedded bolt of the floor are on the same straight line, and the guide rod is equivalent to the extension part of the embedded bolt.

Before the PC stairs are installed, the position of the PC stairs is adjusted, so that the guide rod and the axis of the hole of the PC stairs are in the same straight line, and the upper ends of the guide rods are inserted into the hole of the PC stairs. The guide rod is arranged along the vertical direction, namely, the axes of the embedded bolt of the floor slab, the guide rod and the hole of the PC stair are all on the same straight line. The guide rod has a guiding effect, so long as the PC stair descends along the guide rod at the moment, the deviation between the position of the bolt and the position of the hole of the PC stair cannot occur, and the hole of the PC stair is aligned with the embedded bolt of the floor slab.

Fixed buckle and guide bar are for dismantling the connection, and after the both ends of PC stair are connected well with the buried bolt in advance of floor and the entrance to a cave of PC stair, open fixed buckle, the guide bar separates with fixed buckle. When the PC stairs descend to the position above the fixing frame by a set distance, the fixing frame is drawn out. The PC stair continuously descends, when the guide rod falls on a floor slab, the guide rod is drawn out from the upper portion of the hole of the PC stair, the embedded bolt is fastened on the surface of the hole of the PC stair, and the PC stair is installed completely.

By applying the technical scheme provided by the embodiment of the utility model, the PC stairs can accurately align the pre-buried bolts of the floor slab by one-time positioning, so that the PC stairs can be installed more simply, conveniently, quickly and accurately; in the hoisting process of the PC stair, the PC stair is slightly shaken, the embedded bolts of the PC stair and the floor slab cannot collide with each other, and the embedded bolts of the PC stair and the floor slab are protected; the auxiliary tool for installing the stereotyped PC stairs is simple in structure, easy to manufacture, easy to obtain materials, low in cost, convenient to use, recyclable, convenient to install and detach, labor-saving and capable of improving working efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a shaped PC stair installation auxiliary tool according to an embodiment of the present invention;

fig. 2 is a top view of fig. 1.

The drawings are numbered as follows:

1-a fixed frame, 2-a fixed buckle and 3-a guide rod.

Detailed Description

The core of the utility model is to provide a regularization PC stair installation appurtenance, this regularization PC stair installation appurtenance make the bolt position of floor and the entrance to a cave position of PC stair easily aim at, easily disposable position, protection bolt and PC stair.

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 and 2, fig. 1 is a schematic structural view of a shaped PC stair installation auxiliary tool according to an embodiment of the present invention; fig. 2 is a top view of fig. 1.

In a specific embodiment, the utility model provides a regularization PC stair installation appurtenance, including placing mount 1 on the floor, install in the fixed buckle 2 of 1 side of mount, and install in fixed buckle 2 and the lower extreme has an at least guide bar 3 of trompil, guide bar 3 sets up along vertical direction, can insert in the hole of PC stair in the upper end of guide bar 3, the buried bolt in advance of floor can insert in the lower extreme trompil of guide bar 3, the quantity more than or equal to guide bar 3's of fixed buckle 2 quantity, fixed buckle 2 and guide bar 3 are for dismantling the connection.

In the structure, the stereotyped PC stair installation auxiliary tool comprises a fixing frame 1, a fixing buckle 2 and a guide rod 3, wherein the fixing frame 1 can be a fixed steel pipe frame and can also be a steel plate. When the PC stairs are installed, the fixing frame 1 is placed on the floor slab.

The fixed buckle 2 is arranged on the side surface of the fixed frame 1, and the fixed buckle 2 and the side surface of the fixed frame 1 can be fixedly connected or movably connected.

The inside cavity of fixed buckle 2, guide bar 3 install in the inside cavity of fixed buckle 2, and fixed buckle 2 holds guide bar 3 tightly.

The quantity of fixed buckle 2 is more than or equal to the quantity of guide bar 3, can fix the guide bar 3 of different quantity simultaneously, uses comparatively in a flexible way, and application scope is wider.

The number of guide bar 3 is at least one, and the quantity of the entrance to a cave of PC stair is two or more, and the entrance to a cave of at least one PC stair is furnished with guide bar 3, and the both ends of guide bar 3 cooperate with the entrance to a cave and the bolt that correspond the position.

The lower end of the guide rod 3 is provided with an opening, and the size of the opening is larger than that of the embedded bolt of the floor slab. When installing the PC stair, the pre-buried bolt of floor inserts in the lower extreme trompil of guide bar 3, and the lower terminal surface butt of guide bar 3 is in the surface of floor, and the surface of floor carries out axial positioning to guide bar 3. The guide rod 3 and the axis of the embedded bolt of the floor slab are on the same straight line, and the guide rod 3 is equivalent to the extension part of the embedded bolt.

Before the PC stair is installed, the position of the PC stair is adjusted, the guide rod 3 and the axis of the hole of the PC stair are in the same straight line, and the upper end of the guide rod 3 is inserted into the hole of the PC stair. The guide rod 3 is arranged along the vertical direction, namely, the axes of the embedded bolt of the floor slab, the guide rod 3 and the hole of the PC stair are all on the same straight line. The guide rod 3 has a guiding effect, so long as the PC stair descends along the guide rod 3 at the moment, the deviation between the position of the bolt and the position of the hole of the PC stair cannot occur, and the hole of the PC stair is centered with the embedded bolt of the floor slab.

Fixed buckle 2 and guide bar 3 are for dismantling the connection, and after the both ends of PC stair are connected well with the buried bolt in advance of floor and the entrance to a cave of PC stair, open fixed buckle 2, guide bar 3 separates with fixed buckle 2. When the PC stairs descend to a set distance above the fixed frame 1, the fixed frame 1 is drawn out. The PC stair continuously descends, when the guide rod falls on a floor slab, the guide rod 3 is drawn out from the upper portion of the hole of the PC stair, the embedded bolt is fastened on the surface of the hole of the PC stair, and the installation of the PC stair is completed.

On the basis of the specific embodiment, a person skilled in the art can change the auxiliary tool for installing the shaped PC stair according to different specific occasions, and the guide rod 3 is a hollow straight pipe with a hole, so that the structure is simple, the processing is not needed, and the manufacturing procedures are reduced. The hollow straight pipe is comparatively straight, easily observes the axis direction of hollow straight pipe, when the slope of hollow straight pipe, can discover fast, and the position that can quick adjustment PC stair makes the axis direction of hollow straight pipe along vertical direction, reduces to produce great wearing and tearing between the pre-buried spiral shell of the entrance to a cave of hollow straight pipe and PC stair and floor for the installation rate.

Further optimizing the technical scheme, a person skilled in the art can change the specific embodiment according to different specific occasions, the thickness of the hollow straight pipe is any value between 3.2 mm and 3.5mm, including an end point value, such as 3.5mm, the wall thickness of the hollow straight pipe is thicker, the strength is higher, the hollow straight pipe is not easy to wear through, and the service life is longer.

The size of the hole of the PC stair is 50mm usually, the outer diameter of the hollow straight pipe can be set to be any value between 40mm and 45mm, including endpoint values, such as 40mm, the common PC stair is suitable for use, the use universality of the hollow straight pipe is good, and the utilization rate is high.

The length of the hollow straight pipe is any value between 0.5 and 1m, including endpoint values, such as 1mm, the guiding distance is enough, the hollow straight pipe is not too long, and the hollow straight pipe is convenient to extract after installation.

The utility model provides a regularization PC stair installation appurtenance, under the unchangeable condition of other parts, the quantity of guide bar 3 equals with PC stair's entrance to a cave quantity, every all correspond a guide bar 3 to PC stair's entrance to a cave and the pre-buried bolt of floor, the quantity more than or equal to two of guide bar 3, form the face between the guide bar 3, guide bar 3 inserts in the entrance to a cave, PC stair can not rotate around guide bar 3, not only have the axial limiting displacement to PC stair, still have circumference limiting displacement, PC stair installation is faster, and is convenient, and is accurate.

In another more reliable embodiment, on the basis of any one of the above embodiments, the side surface of the fixing frame 1 has a transverse sliding slot, and the fixing buckle 2 is installed in the transverse sliding slot and can slide in the transverse sliding slot, that is, the distance between the fixing buckles 2 can be adjusted. The position of fixed buckle 2 is adjusted according to the distance between the entrance to a cave of PC stair, also is the position of adjusting guide bar 3, guarantees that guide bar 3 and the entrance to a cave of PC stair, the axis of the pre-buried bolt of floor reach the requirement that adapts to the different stair models of various job sites on a straight line, and more convenient, the commonality is better.

The utility model provides a regularization PC stair installation appurtenance should not be restricted to this kind of situation, and under the unchangeable condition of other parts, fixed buckle 2's quantity is a plurality of, and the quantity to the entrance to a cave of PC stair and the pre-buried bolt of floor is a plurality of circumstances, also can have fixed buckle 2 and guide bar 3 of more quantity, satisfies the installation requirement of different PC stair specifications, improves regularization PC stair installation appurtenance's utilization ratio. The number of the fixing buckles 2 is not limited, and the greater the number is, the higher the applicability is; the less the quantity, the simpler the structure, all be in the utility model discloses a protection range.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

It is right above the utility model provides a regularization PC stair installation appurtenance has carried out the detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a regularization PC stair installation appurtenance, its characterized in that, including can place mount (1) on the floor, install in fixed buckle (2) of mount (1) side, and install in fixed buckle (2) and lower extreme have an at least guide bar (3) of trompil, vertical direction setting is followed in guide bar (3), in the hole of PC stair can be inserted to the upper end of guide bar (3), the buried bolt in advance of floor can insert in the lower extreme trompil of guide bar (3), the quantity more than or equal to of fixed buckle (2) the quantity of guide bar (3), fixed buckle (2) with guide bar (3) are for dismantling the connection.

2. The modular PC stair installation aid according to claim 1, characterized in that the number of guide bars (3) is equal to the number of holes of the PC stair.

3. A shaped PC stair installation aid according to claim 1, characterised in that the guide bar (3) is a hollow straight tube.

4. The modular PC stair installation aid of claim 3, wherein the hollow straight tube has a thickness of 3.2-3.5mm, an outer diameter of 40-45mm, and a length of 0.5-1 m.

5. A finalized PC stair installation aid according to any one of claims 1-4, wherein the side of the fixing frame (1) has a lateral sliding slot, and the fixing buckle (2) is installed in the lateral sliding slot and can slide in the lateral sliding slot.

6. The modular PC stair installation aid according to claim 5, wherein the number of the fixing buckles (2) is multiple.